Search Results — 2000 specimen records retrieved (1111 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA0025780  Abronia latifolia Robert F. Thorne 1968-6-7 37757 San Luis Obispo Oso Flaco Dunes: Sand dunes W of Oso Flaco Lake, between Oceano and Guadalupe. 10 Comment
  CAS-BOT-BC383966  Abronia pogonantha Rimo Bacigalupi; G. T. Robbins; R. S. Ferris 1955-5-23 5201 San Luis Obispo Along upper part of Cammatti Canyon road, 1.6 miles north of junction with Creston - La Panza road 405 Comment
  NY679485  Abronia umbellata B. M. Bartholomew 1985-11-5 3665 San Luis Obispo Sand dunes along the S side of Morro Bay. 20 Comment
  OBI12205  Abronia umbellata Robert F. Hoover 1964-6-13 9090 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  SBBG34816  Abronia umbellata Mrs. R. W. Summers 1883-6-26 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCR13839  Abronia umbellata George K. Helmkamp 1973-8-8 s.n. San Luis Obispo Central Coast, Morro Bay, Baywood Park, hillside c. 1 mi from ocean 3 Comment
  UCR91816  Abronia umbellata subsp. umbellata George K. Helmkamp 1996-5-27 1102 San Luis Obispo Central Coast, Los Osos, northeast of the corner of Martingale Avenue and Buckskin Drive 61 Comment
  OBI78314  Abronia umbellata var. umbellata Unknown 1964-2-28 69 San Luis Obispo At head of Morro Bay Comment
  CDA34868  Acacia melanoxylon David J. Keil 1999-3-23 28216 San Luis Obispo Pismo Beach; along El Camino Renl northwest of Oak Park Road. 0 Comment
  OBI10250  Acaena pinnatifida Robert F. Hoover 1950-5-30 7945 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI10249  Acaena pinnatifida Robert F. Hoover 1949-5-7 7663 San Luis Obispo Piedras Blancas Point (just N of) Comment
  OBI5017  Acer macrophyllum Robert J. Rodin 1956-5-22 6073 San Luis Obispo Summit of cuesta grade 4 mi N of San Luis Obispo Comment
  UC454746  Acer macrophyllum I. J. Condit 1909-3-20 San Luis Obispo Santa Margarita Comment
  UCR29943A  Acer macrophyllum David J. Keil 1981-6-20 14858 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
  OBI3620  Acer negundo Mary Kidd 1971-8-1 155 San Luis Obispo On 3 Acre Law, W of clock tower, campus of Calif State Polytechnic college Comment
  OBI35444  Achillea millefolium Melody Dickens 1980-4-30 2 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  OBI5226  Achillea millefolium Mike Wemp 1972-3-29 31 San Luis Obispo 1/2 mi NW of Montana de Oro State Park campground 30 Comment
  UC1125399  Achillea millefolium C. M. Belshaw 1936-3-23 1709 San Luis Obispo 1.4 mi ssw Hollister Peak; Cayucos Quad. 106 Comment
  UCR160294  Achillea millefolium George K. Helmkamp 2004-4-30 8552 San Luis Obispo Central Coast, about 1.1 mi (airline) SW of Arroyo Grande Ave at 23rd St in Oceano 15 Comment
  SBBG104498  Achnatherum speciosum F. L. Johnson, E. A. Young 1993-5-24 ROB 556 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  RSA129146  Achnatherum speciosum L. R. Short, I. H. Johnson 1934-4-27 20998 San Luis Obispo [Unspecifed] 976 Comment
  OBI17137  Achyrachaena mollis Eben McMillan 1953-5-8 145 San Luis Obispo E. McMillan Ranch, Choice Valley Comment
  SBBG104930  Acmispon americanus F. L. Johnson, N. A. McCarty 1993-10-15 ROB 745 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG107960  Acmispon brachycarpus C. B. Hardham 1960-4-2 5321 San Luis Obispo Hwy 41, 11 mi E of Cambria 335 Comment
  OBI67852  Acmispon glaber var. glaber M. Wetherwax & E. L. Painter, Jeff Greenhouse 2003-6-23 CR- 461 San Luis Obispo Camp Roberts. Along Sulphur Spring Rd 240 Comment
  SEINET10407825 Image available Acmispon grandiflorus Lewis S. Rose 1936-5-8 36250 San Luis Obispo 7 mi. E. of Pozo 518 Comment
  SEINET957860  Acmispon grandiflorus P. B. Kennedy 1917-1 San Luis Obispo Raso Robles. Comment
Read comments
Jan 25 2014
  SBBG67358  Acmispon heermannii var. orbicularis R. Hoffmann 1930-4-19 San Luis Obispo Oceano Comment
  OBI31181  Acmispon junceus var. biolettii Julie M. Vanderwier 1978-5-18 68 San Luis Obispo Indiand Knob tar Sands Comment
  OBI62674  Acmispon junceus var. biolettii Jason Dart 2003-5-27 D 204 San Luis Obispo La Quinta de Avila Ranch in See Cyn 125 Comment
  OBI3910  Acmispon junceus var. junceus Patricia Wiese 1971-6-7 90 San Luis Obispo Fuelbreak in Cuesta Ridge Botanical Area. 2 mi NW of Cuesta Pass 762 Comment
  OBI47705  Acmispon maritimus var. maritimus David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19234 San Luis Obispo SW flank of Temblor Range. T31S, R21E NW corner sect 17 and SW corner sec 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 Comment
  OBI80169  Acmispon parviflorus David J. Keil 1986-5-17 19511 San Luis Obispo Rancho Santa Margarita Comment
  OBI32650  Acmispon strigosus David J. Keil 1982-5-2 15888 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt rd Comment
  OBI80335  Acmispon strigosus David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  UCD128472  Acourtia microcephala Mrs. B. S. MacLean 1932-7-1 6 San Luis Obispo San Luis Obispo County: La Panza. Comment
  OBI15583  Acourtia microcephala Robert F. Hoover 1946-8-17 6286 b San Luis Obispo Arroyo Grande Crk below jctn of Lopez Cyn Comment
  CHSC55844  Acroptilon repens L. P. Janeway 1988-6-9 2736 San Luis Obispo 1/2 mi NE of Cholame, Cholame Cr. 344 Comment
  CAS-BOT-BC29916  Acroptilon repens R. F. Hoover 1946-8-24 6330 San Luis Obispo Near Laguna, San Luis Valley Comment
  HSC91509  Adenostoma fasciculatum Susan H. Bicknell 1988-8-15 San Luis Obispo Montana de Oro State Park, MDO 3 Comment
  UCD112619  Adenostoma fasciculatum G. F. Hrusa 1993-5-22 11104 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. 600 Comment
  SEINET3929533  Adenostoma sparsifolium David Keil 1986-9-27 19770 San Luis Obispo Ca. 1/2 mile E of Pine Canyon Forest Station along California 166. Slopes around dry bed of Cuyama River.; 0 Comment
  CAS-BOT-BC65510  Adiantum aleuticum R. F. Hoover 1947-3-16 6671 San Luis Obispo Coast just south of Monterey Co. line Comment
  OBI28522  Adiantum jordanii John Jackman, Julie Truesdale 1980-1 21 San Luis Obispo MacGillivary Ranch, Adelaida, California. Comment
  CAS-BOT-BC68927  Adiantum jordanii Ernest C. Twisselmann 1955-7-31 2292 San Luis Obispo Santa Rosa Canyon, near Mammoth Rock 121 Comment
  UC1124425  Agastache urticifolia T. M. Hendrix 1937-6-6 260 San Luis Obispo 1 1/2 mi nw New District School; Pozo Quadrangle Comment
  SD40236  Agoseris apargioides Edith A. Purer 1940-8-2 7985 San Luis Obispo Sand dunes, Oso Flaco Lake. Comment
  SBBG96773  Agoseris grandiflora D. A. Young, S. Junak, T. Ayers 1989-4-27 1956 San Luis Obispo 0.4 mi W of W end of Cuesta Ridge Botanical Area Comment
  OBI74309  Agoseris heterophylla Theo Fitanides, Anthony Baniaga 2010-4-10 78 San Luis Obispo Tierra Redonda BLM ACEC 329 Comment
  SBBG82089  Agoseris heterophylla C. F. Smith 1950-4-30 2724 San Luis Obispo near Carneros Cyn, Temblor Range 1066 Comment
  CAS-BOT-BC46079  Agoseris heterophylla var. cryptopleura Ernest C. Twisselmann 1952-4-26 512 San Luis Obispo Twisselmann Ranch, eastern San Luis Obispo County (above the ranch house) 649 Comment
  JEPS36233  Agoseris heterophylla var. cryptopleura W. L. Jepson 1941-4-17 20259 San Luis Obispo Arroyo Grande Comment
  JEPS35311  Agoseris retrorsa R. F. Hoover 1952-5-25 8221 San Luis Obispo on summit ridge Caliente Mt. 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-BC127464  Agrostis densiflora R. F. Hoover 1955-5-23 8354 San Luis Obispo Coast west of Cambria. Comment
  CAS-BOT-BC127029  Agrostis exarata R. F. Hoover 1965-5-22 9393 San Luis Obispo Cambria. North of town. Comment
  RSA0023231  Agrostis pallens David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, Sally Krenn 2013-7-27 31866 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas and Electric Co.) to Coon Creek trail in Montana del Oro State Park., (35.253548, -120.881727). 40 Comment
  CDA1709  Aira caryophyllea G. K. Helmkamp, E. A. Helmkamp 1998-5-19 3879 San Luis Obispo Santa Lucia Range. Southwest of Paso Robles along CA-46 at York Mountain Rd. Comment
  OBI30905  Aira caryophyllea Julie M. Vanderweir 1979-6-20 71 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC445455  Alisma triviale Clare B. Hardham 1958-9-9 4860 San Luis Obispo Santa Lucia Mountains. Atascadero Creek Comment
  UC2027033  Allenrolfea occidentalis Greg Wilvert 2005-10-5 531 San Luis Obispo Southeast Half of the Caliente Range. Padrones Canyon Comment
  SBBG17477  Allium crispum C. B. Hardham 1960-4-13 5419 San Luis Obispo Tierra Redonda Comment
  CAS-BOT-BC468907  Allium crispum David D. Keck 1933-5-3 2115 San Luis Obispo 6 miles northeast of Estrella on road to Parkfield, northern San Luis Obispo County Comment
  OBI78567  Allium haematochiton Margaret M. Shipsey April1912 s.n. San Luis Obispo CPS Canyon Comment
  SEINET196140  Allium haematochiton B. Miossi 1940-3-20 239 San Luis Obispo 1 mi N of San Luis Obispo and 300 yds N of San Luis Creek 69 Comment
  OBI79827  Allium hickmanii D. R. Miller, E. A. Appel 2013-5-5 513 .1053 San Luis Obispo Scattered locally on marine terrace near ocean bluffs, Lone Palm Drive across Highway from San Simeon Creek Road, About 15 meters from bluff edge and back about 100 meters on terrace. 20 Comment
  OBI42847  Allium lacunosum var. davisiae David J. Keil 1986-4-8 19122 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  OBI37643  Allium peninsulare var. peninsulare Rhonda Riggins 1985-4-25 1520 San Luis Obispo Hillside SE of CA 58 and San Juan River Comment
  OBI56294  Allophyllum gilioides subsp. violaceum Butterworth 1999-6-27 302 San Luis Obispo Carrizo Plain Natural Area. 200 yds S of Circe Dr, 1/3 mi E of Garvey. 671 Comment
  OBI56838  Amaranthus albus David J. Keil 1998-8-24 28029 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch along route to Big Rocks. 579 Comment
  SBBG117532  Amaranthus blitoides M. Wetherwax, E. Painter 2002-8-13 CR 346 San Luis Obispo Perimeter Rd between Bee Rock Rd and Poopout Rd turn off; Camp Roberts 240 Comment
Read comments
Nov 14 2017
  CDA43122  Ambrosia acanthicarpa David J. Keil, V. L. Holland 1988-9-9 21115 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm. Comment
  OBI17107  Ambrosia chamissonis Robert F. Hoover 1964-8-13 9233 San Luis Obispo Mouth of Morro Crk Comment
  OBI4413  Ambrosia chamissonis Robert J. Rodin 1970-9-10 8426 San Luis Obispo About 300 yds from Pacific Ocean near a shell mound in Pismo Beach State Park Comment
  UC1321279  Ambrosia psilostachya R. F. Hoover 1966-9-21 9996 San Luis Obispo se of Nipomo; Nipomo Creek Comment
  OBI3082  Ammophila arenaria Larry E. Brown 1971-5-12 1989 San Luis Obispo At Grover City Comment
  UCR57535  Ammophila arenaria George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  OBI13394  Amorpha californica Neil Havlik 1968-5-25 202 San Luis Obispo Roadside of Hwy 58 just W of Salinas River bridge Comment
  JEPS35495  Amorpha californica var. californica W. L. Jepson 1927-5-30 12156 San Luis Obispo between Pine Creek bridge and Cuyama Valley (s San Luis Obispo Co.) Comment
  UCD118936  Amsinckia douglasiana Lewis S. Rose 1966-3-28 66013 San Luis Obispo San Luis Obispo County: 9 miles SE of Cholame, Choice Valley. 518 Comment
  CDA26786  Amsinckia intermedia Beth Waterbury 1983-4-9 17 San Luis Obispo Highway 58, 1.5 miles east of Avenales Wildlife Area, growing on gentle southern slope with a mixture of other annuals. 0 Comment
  OBI28118  Amsinckia lycopsoides Allison Berry & Carrie Wilson, Carrie Wilson 1982-4-24 15 San Luis Obispo Approx 6.5 mi NW of Paso Robles on CA RTE G14. 1/2 mi inside entrc to Devil's Gorge campground. On ridge above E shore of Lake Nacimiento Comment
  OBI20652  Amsinckia menziesii Aart C. De Vos 1963-4-23 77 San Luis Obispo (+/-) 4 mi N of Santa Margarita Comment
  UC547746  Amsinckia menziesii var. menziesii David D. Keck and J. Clausen 1935-4-10 3145 San Luis Obispo e side of Soda Lake (Carrizo Plains) 597 Comment
  RSA240657  Amsinckia spectabilis C. W. Tilforth, John Dourley 1973-6-14 872 San Luis Obispo Sand dune area back from beach, N of Oso Flaco Lake Comment
  POM98661  Amsinckia spectabilis P. A. Munz 1925-3-24 9237 San Luis Obispo Morro. Comment
  SEINET10870091  Amsinckia spectabilis Mary Susan Taylor, E. Pierce 1977-1-3 Taylor 1293 San Luis Obispo Abundant on coast bluff ca. 20 ft from ocean cliffs, Montana de Oro State Park, ca. 12 mi N of San Luis Obispo. 2 Comment
  OBI50285  Amsinckia spectabilis var. microcarpa Tawney Odegard 1985-1-18 69 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
  OBI20658  Amsinckia spectabilis var. microcarpa Robert F. Hoover 1947-3-1 6642 San Luis Obispo Mouth of Toro Crk Comment
  SBBG15550  Amsinckia tessellata D. E. Breedlove 1962-3-29 2094 San Luis Obispo 8.6 mi W of Simmler 548 Comment
  UCD119832  Amsinckia tessellata Marc Meyer; Justin Albert 1995-3-26 14 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, 2 mi. W of Soda Lake Rd. and 2 mi. N of Simmler Rd. 630 Comment
  UC1061749  Amsinckia tessellata var. gloriosa T. M. Hendrix 1937-4-22 48 San Luis Obispo 2 mi ne Huerhuero School 502 Comment
  UC1061769  Amsinckia tessellata var. gloriosa D. Axelrod 1935-3-31 201 San Luis Obispo 8 mi ese Cuyama Ranch 762 Comment
  SD208175  Amsinckia tessellata var. tessellata Michael G. Simpson, Lori Simpson 2009-3-30 3060 San Luis Obispo Hurricane Crocker Spring Road, Temblor Mountains. 808 Comment
  CDA13624  Amsinckia vernicosa G. F. Hrusa, Russ Lewis, Johna Cochran, Larry Ssslaw (BLM) 1997-3-26 13660 San Luis Obispo Carrizo Plain; DFG Elkhorn Preserve, NE of Elkhorn Plain in hills on E side of Carrizo Plain. Comment
  OBI20689  Amsinckia vernicosa Robert F. Hoover 1950-4-2 7782 San Luis Obispo W branch of Fernandez Crk, just above La Panza - Creston rd Comment
  UC1178338  Amsinckia vernicosa var. vernicosa Ray and Chisaki 1951-4-9 K 65 San Luis Obispo w branch of Fernandez Creek Comment
  SBBG104216  Anagallis arvensis M. D. Proctor, E. A. Young 1993-3-20 ROB 288 San Luis Obispo 1 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG133063  Anagallis arvensis D. Keil, T. Teed, M. Uchida 2001-6-15 29568 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure, northeastern corner; Camp San Luis Obispo 243 Comment
  SBBG5585  Androsace elongata C. B. Hardham 1960-4-4 5301 San Luis Obispo hills near mouth of Cantinas Crk 243 Comment
  CAS-BOT-BC46936  Androsace elongata subsp. acuta Ernest C. Twisselmann 1954-3-11 867 San Luis Obispo Phelps Hill: McMillan Ranch, Palo Prieta Summit. Shandon.Temblor Range. 685 Comment
  UCSB69395  Anemopsis californica Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 100 m NE of marker in channel. 5 Comment
  OBI15716  Anisocarpus madioides Robert F. Hoover 1949-5-14 7671 San Luis Obispo Rocky Butte district, above San Simeon Comment
  OBI31650  Anthemis cotula Turnquist, Smelzter 1982-6-16 164 San Luis Obispo Laguna Lake Park. Near N end of paved rd Comment
  UC1251646  Anthriscus caucalis Tracey and Viola Call 1964-5-3 2257 San Luis Obispo 1.5 mi e Atascadero (near Salinas River) 274 Comment
  OBI39361  Antirrhinum kelloggii David J. Keil 1982-5-2 15904 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif rte 58 and S on dirt rd Comment
  OBI57112  Antirrhinum multiflorum G. F. Hrusa 1993-5-2 11108 San Luis Obispo Black Butte Research Natural Area. Along main ridgerd, approx 1/2 mi N of Mt Lowe 600 Comment
  UC1063075  Antirrhinum multiflorum H. C. Lee 1936-5-16 606 San Luis Obispo 0.75 mi nw Suey Creek School; San Luis Obispo National Forest, Nipomo Quad. 487 Comment
  RSA38318  Antirrhinum ovatum J. T. Howell 1948-6-14 24340 San Luis Obispo Headwaters of Bitterwater Creek, north end of Carrizo Plain 610 Comment
  OBI59503  Aphanes occidentalis David J. Keil, with V. L. Holland 2001-4-7 29257 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
  RSA522583  Aphanes occidentalis David J. Keil 1986-3-22 19097 San Luis Obispo 2.7 miles SE of jct with Shell Creek Road along Hwy 58. 488 Comment
  OBI29649  Apiastrum angustifolium David J. Keil, Dirk Walters 1980-4-26 13812 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI53102  Apiastrum angustifolium David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21511 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  OBI76918  Apiastrum angustifolium D. R. Miller 2012-4-27 412 .1019 San Luis Obispo Rocky Butte/Pine Mt Region. in 'Bear Cyn' (the E fork of Tobacco Crk) Comment
  UCSB38032  Apium graveolens Vivrette, Nancy 1978-11-19 San Luis Obispo Margin of Oso Flaco Lake Comment
  OBI72973  Aquilegia formosa D. R. Miller 2010-7-4 710 .937 San Luis Obispo Along rd margins on San Carpoforo Crk rd, 1 mi in from hwy 1 100 Comment
  SEINET8482976 Image available Araucaria heterophylla D. J. Pinkava 1973-11-18 11688 San Luis Obispo San Luis Obispo Cal Poly campus Comment
  OBI14699  Arctostaphylos crustacea Robert F. Hoover 1965-2-28 9334 San Luis Obispo Trail to Cerro Alto from Cerro Alto Camp Comment
  OBI71462  Arctostaphylos crustacea subsp. crustacea David J. Keil 1999-3-23 28221 San Luis Obispo Montana de Oro State park. Manzanita trl Comment
  UC1276216  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7761 San Luis Obispo just s mouth of Arroyo de la Cruz (on hill top) Comment
  JEPS47729  Arctostaphylos cruzensis James B. Roof, Walter Knight, Irja Knight 1966-1-12 1769 San Luis Obispo s-facing slope of bluffs near top of mesa Morro Bay (few mi ese); Los Osos Mesa Comment
  SD71282  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1965-9-15 9554 San Luis Obispo Summit on Pozo-Grande road. Comment
  UC1120184  Arctostaphylos glandulosa subsp. glandulosa H. C. Lee 1936-5-26 625 San Luis Obispo 3/4 mi s Avenales; Santa Barbara National Forest, Nipomo Quadrangle Comment
  OBI61028  Arctostaphylos glauca George Butterworth 1999-2-14 283 San Luis Obispo Carrizo Plain Natural Area. 1/34 mi SW of Selby camp 762 Comment
  OBI74288  Arctostaphylos glauca Theo Fitanides, Anthony Baniaga 2010-4-10 91 San Luis Obispo Tierra Redonda BLM ACEC 478 Comment
  CAS-BOT-BC39210  Arctostaphylos glauca R. F. Hoover 1946-8-17 6298 San Luis Obispo Upper Arroyo Grande, 5 mi above County Park Comment
  UC1276217  Arctostaphylos glauca R. F. Hoover 1946-11-16 6555 San Luis Obispo 5 mi above County Park; Upper Arroyo Grande Comment
  UCD51477  Arctostaphylos hookeri Roman Gankin; W. R. Russell 1962-2-22 341 San Luis Obispo 1/2 mile east of State Highway 1; 9.4 miles north of entrance to Hearst State Historical Monument; Arroyo de la Cruz; north of San Luis Obispo co. Comment
  RSA632956  Arctostaphylos luciana Jon E. Keeley 1996-2-10 27058 San Luis Obispo East of Cuesta Pass on dirt road to Mt. Lowe, northeast of San Luis Obispo. Santa Lucia Wilderness. 625 Comment
  UCD51782  Arctostaphylos montereyensis Roman Gankin; S. G. Schultz 1965-3-29 457 San Luis Obispo Ca. 1/2 mile southeast of Burnett Peak Road from Salmon Creek Road. Comment
  RSA252173  Arctostaphylos morroensis Gary D. Wallace 1974-11-23 1321 San Luis Obispo Along the coast at Montana de Oro State Park, Comment
  UC1281483  Arctostaphylos morroensis H. E. McMinn 1936-3-5 4366 San Luis Obispo Hazard Canyon Comment
  UCD52477  Arctostaphylos morroensis A. E. Wieslander 1936-2-25 606 San Luis Obispo N. of Hazard Canyon. 152 Comment
  CAS-BOT-BC40119  Arctostaphylos morroensis Gertrude Sinsheimer 1929-2-1 s.n. San Luis Obispo Morro Bay on road to Pecho Comment
  CHSC46006  Arctostaphylos obispoensis L. P. Janeway; Steve Webster 1989-1-20 3169 San Luis Obispo Along West Cuesta Ridge Rd 2.3 mi W of Hwy 101 at Cuesta Pass. 655 Comment
  CHSC46007  Arctostaphylos obispoensis L. P. Janeway; Steve Webster 1989-1-20 3170 San Luis Obispo Along West Cuesta Ridge Rd 2.3 mi W of Hwy 101 at Cuesta Pass. 655 Comment
  OBI14582  Arctostaphylos obispoensis Jack M. Farrell 1955-2-21 115 San Luis Obispo Cal Poly campus Comment
  CAS-BOT-BC39838  Arctostaphylos obispoensis Clare B. Hardham 1961-5-18 7122 San Luis Obispo Santa Lucia Mountains - 4 miles west of Ocean View Mine, edge of former cypress groves Comment
  OBI56526  Arctostaphylos obispoensis David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1982 San Luis Obispo Along "Chaparral rd" near the east end of the Botanical area, below TV antennas. Near first Pinus sabiniana, where road turns to large ruts Comment
  OBI64577  Arctostaphylos obispoensis David J. Keil, with V. L. Holland 2003-4-7 30124 San Luis Obispo Red Mountain Road northeast of San Simeon. Vicinity of 35.63975 deg. N x 121.07861 deg. W 518 Comment
  OBI80688  Arctostaphylos obispoensis D. R. Miller 2015-1-22 115 .1103 San Luis Obispo west side of Ridge Road on NW slope of Pine Mountain 948 Comment
  RSA517410  Arctostaphylos obispoensis Steven A. Junak, David A. Young, Tina J. Ayers 1989-3-13 3928 San Luis Obispo Santa Lucia Mountains: W Cuesta Ridge: along S side of main road (USFS Road #29S11.3) 0.4 miles E of W boundary sign for the Cuesta Ridge Botanical Area, about 4.8 miles W of Highway 101. 762 Comment
  UCD51740  Arctostaphylos osoensis G. F. Hrusa 1995-6-21 12412 San Luis Obispo Large colony on SW-facing shoulder of Hollister Peak. Comment
  OBI75081  Arctostaphylos pechoensis Michael Walgren 2011-2-25 222 San Luis Obispo Irish Hills, Montana de Oro State Park. New property acquisition known as the 160 acre "Basseri" property at 4840 See Canyon rd, approx 8 mi from Los Osos Valley rd and 0.5 mi from jctn with Perfumo Cyn rd. Inland portion of property on inland side of See cyn rd. near a home 292 Comment
  UCD53467  Arctostaphylos pechoensis G. K. Helmkamp; E. K. Helmkamp 2001-4-29 6570 San Luis Obispo Irish Hills; Clark Valley Road; 2.8 miles south of Los Osos Valley Rd. (east of Los Osos). 91 Comment
  SEINET11987187  Arctostaphylos pechoensis W. Knight, Knight, I. 1981-1 3926 San Luis Obispo Tilden Botanic Garden, Berkeley, orig. from Wild Cherry Canyon Comment
  CAS-BOT-BC44390  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8599 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  SBBG127411  Arctostaphylos pilosula D. Keil, V. L. Holland 2010-6-15 30892 San Luis Obispo between San Luis Obispo and Arroyo Grande at 615 Ormonde Rd, S of intersection of Ormonde Rd with Price Cyn Rd 100 Comment
  OBI14559  Arctostaphylos pilosula Robert F. Hoover 1948-4-16 7453 San Luis Obispo Eagle Ranch S of Atascadero Comment
  SDSU2819  Arctostaphylos pilosula D. F. Howe 1967-4-8 4331 San Luis Obispo 4.5 miles north by northeast of Pozo. 549 Comment
  RSA122506  Arctostaphylos pilosula subsp. pilosula H. C. Lee 1936-4-29 580 San Luis Obispo 1 1/2 miles NW of Tar Springs Ranch. 335 Comment
  RSA122507  Arctostaphylos pilosula subsp. pilosula H. C. Lee 1936-5-20 618 San Luis Obispo 1/2 mile E of Suey Creek School. 335 Comment
  OBI14525  Arctostaphylos rudis Robert F. Hoover 1964-2-3 8630 San Luis Obispo 2 mi S of Berros on Nipomo Mesa Comment
  UCD53809  Arctostaphylos rudis Roman Gankin; W. R. Hildreth 1967-10-12 1132 San Luis Obispo San Luis Obispo County: 0.7 mile SW from Noyes Road on State Route 227, Arroyo Grande. Comment
  CAS-BOT-BC47285  Arctostaphylos tomentosa R. F. Hoover 1963-7-30 8589 San Luis Obispo NE side of Los Osos Valley. Comment
  UC549483  Arctostaphylos tomentosa subsp. crustacea J. E. Adams 1935-2-24 999 San Luis Obispo Davis Canyon Pecho Hills Comment
  UC1120122  Arctostaphylos tomentosa subsp. tomentosa B. Bolt 1936-2-17 579 San Luis Obispo 2 3/8 mi s Hollister Peak; Cayucos Quadrangle Comment
  RSA122511  Arctostaphylos tomentosa subsp. tomentosiformis R. St. John 1932-11-30 322 San Luis Obispo Arroyo Del Corral. 915 Comment
  CDA17693  Arctostaphylos wellsii A. Griffiths 1985-3-5 s.n. San Luis Obispo Central Coast; Ridge south of Native Sons Wholesale Nursery El Campo Rd, Nipomo Mesa. 0 Comment
  UCR161217  Arenaria douglasii George K. Helmkamp, E. A. Helmkamp 2005-3-5 9033 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  IRVC29493  Arenaria paludicola Mark A. Elvin, J. Chesnut 2005-9-28 4584 San Luis Obispo Oso Flaco Lake; N central portion of lake on floating bog, just W of median strip of willows. Central Coastal 4 Comment
  UC1296239  Argemone munita R. F. Hoover 1947-5-10 7148 San Luis Obispo Cuyama Valley, e of river bridge on highway Cuyama Valley Comment
  OBI82590  Aristida adscensionis David J. Keil 2016-2-29 33523 San Luis Obispo San Luis Obispo. South Hills Open Space 100 Comment
  SD113737  Armeria maritima subsp. californica Darley F. Howe 1948-5-17 1830 San Luis Obispo Coast of San Luis Obispo. Comment
  UCSB17320  Arnica dealbata Hardham, Clare 1961-5-17 San Luis Obispo Ocean View Mine, north of Cambria, Santa Lucia Mountains 762 Comment
Read comments
May 31 2014
  CAS-BOT-BC90142  Artemisia biennis Ernest C. Twisselmann 1968-10-21 15046 San Luis Obispo Paso Robles: Salinas River just below the Highway 46 bridge 181 Comment
  JEPS19492  Artemisia californica Peter H. Raven 1957-8-31 11289 San Luis Obispo 2.3 mi. s., along State Highway 1 Monterey County line Comment
  OBI37071  Artemisia douglasiana M. J. Erwin 1983-10-15 4 San Luis Obispo 1 mi S of hwy 101 exit, on rd to Montana de Oro St park (Bay Blvd); Rt side of rd, above stream Comment
  UC1119552  Artemisia douglasiana H. A. Jensen 1930-7-6 28 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quadrangle Comment
  UC1119554  Artemisia douglasiana H. A. Jensen 1930-10-7 49 San Luis Obispo mouth of Arroyo de la Cruz; Piedras Blancas Quadrangle 30 Comment
  CAS-BOT-BC97257  Artemisia tridentata subsp. parishii Ernest C. Twisselmann 1968-9-11 14924 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  RSA216738  Arthrocnemum subterminale Robert F. Hoover 1965-9-22 9642 San Luis Obispo Los Osos Creek near Morro Bay. Comment
  OBI31590  Asclepias eriocarpa Joy Nishida 1982-5-22 378 San Luis Obispo American Cyn campground 536 Comment
  UCR109655  Asclepias eriocarpa R. D. Goeden, Don W. Ricker 1980-6-18 s.n. San Luis Obispo Santa Lucia Range, Santa Rita Creek Road, 3-4 miles east of Cypress Mountain Rd.(east end of road), NE of Cayucos 300 Comment
  OBI76618  Asclepias fascicularis 2012-3-27 282 San Luis Obispo On the ridgeline of the Santa Lucias about .5 mi N of San Carpoforo 664 Comment
  OBI81160  Asclepias vestita Matt Beyers, D. Gallagher, N. Oyler 2015-5-22 1164 San Luis Obispo Vicinity of Cholame: just east of the Highway 46 and Highway 41 junction, just south of Highway 41 461 Comment
  OBI26411  Asclepias vestita David J. Keil 1980-9-21 14226 San Luis Obispo 2 mi N of hwy 58 on Shell Crk Rd Comment
  UCR122603  Asparagus asparagoides George K. Helmkamp 1995-12-23 122 San Luis Obispo Central Coast, Pygmy Forest Preserve at the south end of Morro Bay, city of Baywood Park, South Bay Blvd 15 Comment
  CDA11588  Aster chilensis G. F. Hrusa, D. Ragan 1993-5-21 11067 San Luis Obispo Santa Lucia Mountains; Big Falls Creek, approx. 1 m. upstream from confluence with Lopez Creek. Comment
  CAS-BOT-BC177482  Astragalus asymmetricus Ernest C. Twisselmann 1952-6-21 301 San Luis Obispo Twisselmann Ranch, 7 miles south of Cholame 640 Comment
  OBI13381  Astragalus curtipes Robert F. Hoover 1947-2-24 6622 San Luis Obispo First ridge W of Cerro Romauldo Comment
  OBI35740  Astragalus curtipes Allison Berry 1984-4-10 103 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1. NE of cement bunker in SE corner of facility Comment
  UC638992  Astragalus curtipes Bernard Miossi 1940-3-16 209 San Luis Obispo one mi n San Luis Obispo; n of San Luis Obispo 76 Comment
  CDA26654  Astragalus didymocarpus C. Agbashian 1937-4-21 San Luis Obispo Carrizo Plains. 0 Comment
  UC1128761  Astragalus didymocarpus W. A. Peterson 1937-4-14 687 San Luis Obispo 1/2 mi se of head Cedar Creek; La Panza Quad., se of head Cedar Creek Comment
  OBI28863  Astragalus didymocarpus David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14486 San Luis Obispo Rd at S end of Soda Lake ca. 1/4 mi E of Soda Lake Rd Comment
  OBI58065  Astragalus didymocarpus var. didymocarpus David J. Keil 1998-5-20 27365 San Luis Obispo 20 mi. E of junction with Tepusquet Canyon Road on Hwy 166. Comment
  UC1285222  Astragalus douglasii R. F. Hoover 1947-4-2 6866 San Luis Obispo 6 mi above County Park (Upper Arroyo Grande); , above County Park Comment
  OBI13360  Astragalus douglasii var. douglasii Robert F. Hoover 1948-4-12 7437 San Luis Obispo Cottonwood Pass (foothills on W side of) Comment
  SBBG125788  Astragalus douglasii var. douglasii T. Fitanides with A. Baniaga 2010-4-23 145 San Luis Obispo Tierra Redonda Mtn 579 Comment
  LA204957  Astragalus douglasii var. douglasii Lewis S. Rose; 1936-5-8 36261 San Luis Obispo 8 mi. E of La Panza 670 Comment
  CAS-BOT-BC178272  Astragalus gambelianus Alice Eastwood 1927-4-10 14402 San Luis Obispo Hill near cemetery, San Luis Obispo. Comment
  CDA13610  Astragalus lentiginosus var. nigricalycis G. F. Hrusa, O. Pollak, R. Reiner (TNC), J. Willoughby (BLM) 1997-3-12 13639 San Luis Obispo Carrizo Plain; +/- 1/4 m. E of Washburn Ranch adjacent to Ranch access Rd. Comment
  SBBG108016  Astragalus lentiginosus var. nigricalycis C. B. Hardham 1957-4-4 1929 San Luis Obispo Tierra Redonda Comment
Read comments
Mar 21 2020
  UC1392951  Astragalus lentiginosus var. nigricalycis R. F. Hoover 1968-4-17 11044 San Luis Obispo pass at se end Carrizo Plain; se end Carrizo Plain Comment
  CAS-BOT-BC187537  Astragalus macrodon Alice Eastwood; John Thomas Howell 1937-4-22 3851 San Luis Obispo Paso Robles Comment
  OBI73237  Astragalus macrodon David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30743 San Luis Obispo Carrizo Plain west -southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  POM26496  Astragalus macrodon Marcus E. Jones 1902-07 s.n. San Luis Obispo Paso Robles Comment
  SDSU7598  Astragalus nuttallii D. F. Howe 1962-6-22 3348 San Luis Obispo Sand dunes at Lake Opo Flaco. Comment
  UCSB69393  Astragalus nuttallii Ferren, Wayne; Rindlaub, Kathy 1985-6-12 San Luis Obispo Santa Maria River mouth (LeRoy property). NE corner of study site. Comment
  CAS-BOT-BC186530  Astragalus nuttallii var. nuttallii Roxana S. Ferris; Laura Lorraine 1950-8-14 12355 San Luis Obispo At San Simeon Creek, State Highway #1 Comment
  OBI29564  Astragalus nuttallii var. nuttallii Melissa Luckow 1981-6-25 705 San Luis Obispo Coastal area just N of San Simeon beach Comment
  CAS-BOT-BC257132  Astragalus oxyphysus D. H. Wilken; E. L. Painter; P. De Vries 2011-3-30 17934 San Luis Obispo Hills ca. 3.5 km NE of Padrones Spring, ca. 1.8 km S of jct of Padrones Spring Cyn Rd and Soda Lake Rd, Carrizo Plain Nat Monument 820 Comment
  UC2027536  Astragalus oxyphysus Greg Wilvert 2005-5-1 370 San Luis Obispo Southeast Half of Caliente Range: 0.75 km S of Sod Lake Road along Pipeline Road. Comment
  UCR61744  Astragalus trichopodus subsp. leucopsis George K. Helmkamp 1990-4-1 s.n. San Luis Obispo Cuyama Valley, State Hwy 166, 12 mi west of New Cuyama 503 Comment
  UC454088  Astragalus trichopodus var. lonchus I. J. Condit 1910-7-10 San Luis Obispo Pecho Coast Comment
  UCD78288  Athysanus pusillus Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4634 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 between Soda Lake Road and Santa Margarita. 595 Comment
  CAS-BOT-BC110834  Atriplex R. C. Wenk 2007-4-14 628 San Luis Obispo Carrizo Plain National Monument, along Panorama Road going towards Temblor Range, 1.5 road miles NE of Soda Lake Road. 586 Comment
  JEPS93183  Atriplex Margriet Wetherwax and Kevin Downing 1993-9-6 2464 a San Luis Obispo Morro Bay, Sweet Creek Estero Sweet Creek Estero; Morro Bay, Sweet Creek Estero 10 Comment
  RSA661847  Atriplex californica Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo More or less midway between Oso Flaco Ck. and Santa Maria R. Comment
  UCD77412  Atriplex californica Robert E. Preston 1998-6-14 1127 San Luis Obispo Shell Beach, on cliffs, just above high tide line Comment
  OBI17333  Atriplex coronata Robert F. Hoover 1946-10-6 6478 San Luis Obispo Cholame Comment
  JEPS90681  Atriplex coronata var. coronata Dean W. Taylor 1988-4-6 9498 San Luis Obispo central portion of Carrizo Plain, along dirt road from RC Farm to County Road Carrizo Plain 588 Comment
  OBI17323  Atriplex fruticulosa Robert F. Hoover 1966-10-8 10142 San Luis Obispo Pass at SE end of Carrizo plain Comment
  RSA43041  Atriplex lentiformis Robert F. Hoover 1946-9-14 6391 San Luis Obispo Shandon. Comment
  OBI17303  Atriplex lentiformis Robert J. Rodin 1962-6-9 6886 San Luis Obispo Cuyama Valley along Cuyama Crk by bridge 43 mi E of Hwy 101 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
  CAS-BOT-BC176529  Atriplex polycarpa R. F. Hoover 1946-10-19 6504 San Luis Obispo San Juan River, La Panza district Comment
  OBI51961  Atriplex prostrata Larry Kelly, David J. Keil 1988-10-1 298 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SBBG14634  Atriplex rosea E. C. Twisselmann 1962-8-23 7690 San Luis Obispo O'Brien Lake, hills at the summit of Palo Prieto Cyn 640 Comment
  OBI77930  Atriplex semibaccata Helen Jones 1982-8-7 43 San Luis Obispo Piedras Blancas Point. Found along the coast to the N Comment
  CAS-BOT-BC178411  Atriplex spinifera Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9462 San Luis Obispo Carriso (Carrizo) Plain between Simmler and Soda Lake Comment
  UC1927835  Atriplex spinifera David Keil, Lisa Andreano, Mike Walgren, and Aaron Sims 2008-4-12 30511 San Luis Obispo Carrizo Plain. Ca. 0.5 miles south of Belmont Trail along east side of Clarksburg Trail. 590 Comment
  UCSB38581  Atriplex watsonii Ferren, Wayne 1979-8-8 San Luis Obispo Morro Bay State Park Comment
  CAS-BOT-BC146089  Avena barbata Ernest C. Twisselmann 1969-4-24 15210 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 234 Comment
  LA105512  Avena barbata Barry A. Prigge; 1989-4-19 8613 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, ca 2.8 mi up San Bernardo Creek Rd from State Hwy 1 106 Comment
  RSA305841  Avena barbata James R. Shevock 1972-4-1 1516 San Luis Obispo E. slope Poso Grade 854 Comment
  JEPS116487  Avena fatua Alice Le Duc 1999-5-13 400 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  RSA122665A  Avena sativa C. M. Belshaw 1936-3-21 1766 San Luis Obispo 1.7 miles S.E. of Cayucos 122 Comment
  RSA0089267  Azolla filiculoides Mark A. Elvin, Michael Brady, Jason Storlie 2014-9-16 7633 San Luis Obispo Central Coast: Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Colorado Pond, ca. 80 m from S Refuge boundary. 17 Comment
  UCR264482  Azolla filiculoides Mark A. Elvin, Michael Brady, Jason Storlie 2014-9-16 7633 San Luis Obispo Central Coastal: Santa Maria River Valley, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Colorado Pond,' c. 80 m from south Refuge boundary 17 Comment
  CAS-BOT-BC98690  Baccharis douglasii Ernest C. Twisselmann 1955-10-1 2427 San Luis Obispo Sand dunes at southwest end of Morrow Bay 4 Comment
  CDA17645  Baccharis glutinosa Austin Griffiths, Margaret Griffiths 1983-12-2 s.n. San Luis Obispo Guadalupe Dunes; Along north margin of Santa Maria River, ca. 1/2-1 mi in from mouth. Comment
  OBI77979  Baccharis glutinosa D. R. Miller, E. A. Appel 2012-10-21 1012 .1031 San Luis Obispo Near end of Windsor Dr, on the Fiscalini Ranch Preserve 18 Comment
  OBI81214  Baccharis pilularis David J. Keil 2015-2-21 32677 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  OBI16968  Baccharis pilularis David Gleason 1964-2-9 5 San Luis Obispo 4 mi west of Atascadero Comment
  OBI49579  Baccharis pilularis David J. Keil 1986-9-27 19768 San Luis Obispo 1/2 mi E of Pine Canyon forest Station along Calif 166. Comment
  SEINET7003054  Baeria chrysostoma Wanda P. Vestal, A. G. Vestal 1955-4-19 s.n. San Luis Obispo Ca. 4.5 miles north-northeast of San Luis Obispo, below Cuesta Pass. Comment
  OBI78345  Bellardia trixago Rhonda Riggins 1984-5-8 1493 San Luis Obispo Campus of Polytechnic State Univ in Poly Cyn Comment
  UCD110436  Bergia texana Ernest C. Twisselmann 1962-7-12 7427 San Luis Obispo San Luis Obispo County: Summit of Palo Prieta Canyon. 609 Comment
  IRVC29307  Bidens pilosa var. pilosa G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8835 San Luis Obispo Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek Central Coast 136 Comment
  CAS-BOT-BC105996  Blennosperma nanum var. nanum H. D. Ripley; R. C. Barneby 1941-4-13 3247 San Luis Obispo Between Simmler and Soda Lake, Carrizo Plains 670 Comment
  CAS-BOT-BC127815  Blepharizonia laxa R. F. Hoover 1965-9-19 9623 San Luis Obispo West edge of Carrizo Plain, west of Simmler Comment
  CAS-BOT-BC127825  Blepharizonia laxa Ernest C. Twisselmann 1954-6-26 1393 San Luis Obispo Hills at Summit of Palo Prieta Canyon (Spring Lake Canyon) 655 Comment
  UC1586048  Bloomeria crocea Barbara Ertter 1989-6-10 8579 San Luis Obispo n-facing slope across from Navajo Campground (e side of mt., ca 20 air mi ene of San Luis Obispo); La Panza Range, Black Mt. 701 Comment
  OBI3622  Brachychiton populneum Mary Kidd 1971-8-1 163 San Luis Obispo Below Howes Memorial, W end of campus, Calif State Polytechnic College Comment
  SBBG94019  Brachypodium distachyon S. A. Junak 1989-4-27 3978 San Luis Obispo W Cuesta Ridge, along S side of USFS Rd 29S1, 1.3 just E of W rd leading to Pick and Shovel Mine, 1.3 mi W of E boundary 749 Comment
  UCD57097  Brachypodium distachyon Malcolm A. Nobs; S. Galen Smith 1949-6-24 862 San Luis Obispo San Luis Obispo County: East end of Morro Bay. Comment
  UC10281  Brassica nigra W. H. Brewer 1861-4-27 484 San Luis Obispo San Luis Obispo. Comment
  OBI35759  Brassica nigra Allison Berry 1984-4-10 68 San Luis Obispo Camp San luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 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
  SBBG47644  Brickellia californica J. Copeland 1973-9-22 1040 San Luis Obispo E side of St Hwy 166, ca. 18.6 mi E of jct with US Hwy 101 Comment
  CDA1776  Briza maxima A. C. Browne 1951-6-2 San Luis Obispo Cambria Pines. 0 Comment
  SEINET10468011  Briza maxima David B. Dunn, Howard Brown 1946-5-17 Dunn 2647 San Luis Obispo Rattle grass. Collected 2.9 mi n of san simeon in open flat frassland near the Ocean; along hwy 1. Comment
  OBI3083  Briza minor Larry E. Brown 1971-5-15 1992 San Luis Obispo Cambria Comment
  CAS-BOT-BC145346  Briza minor D. E. Breedlove 1962-4-6 2117 San Luis Obispo 0.1 mile west of San Simeon junction on California State Highway 1. 30 Comment
  UC1133996  Brodiaea terrestris subsp. terrestris G. T. Nordstrom 1937-4-28 1125 San Luis Obispo 3.4 mi ne Chimney Rock; Adelaida Quad. 304 Comment
  OBI59084  Bromus arenarius David J. Keil 1998-5-4 27062 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  OBI22454  Bromus arizonicus Robert D. Page 1962-3-28 47 San Luis Obispo Intersection of Murray and Santa Rose Comment
  OBI26504  Bromus catharticus Kathleen Henry 1979-7-27 17 San Luis Obispo San Luis Obispo, Laguna Lake City Park 30 Comment
  OBI56721  Bromus catharticus David J. Keil 1996-5-24 25877 San Luis Obispo Laguna Lake Park, Comment
  OBI31761  Bromus diandrus Turnquist, Smeltzer 1982-5-1 91 San Luis Obispo NE side of Laguna Lake park Comment
  OBI46164  Bromus diandrus LynneDee Oyler 1986-5-6 441 San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch where a large stand of blue oaks occur on slopes of decomposed limestone Comment
  OBI22427  Bromus hordeaceus Robert D. Page 1962-4-17 66 San Luis Obispo Calif State Polytechnic College Campus, San Luis Obispo, CA Comment
  OBI31748  Bromus hordeaceus Smeltzer, Turnquist 1982-4-12 16 San Luis Obispo On the SE side of Laguna Lake Park from the roadway over to base of hill Comment
  OBI32091  Bromus hordeaceus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Glen Holtstein, Melissa Luckow, et al. 1981-4-11 14404 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  SBBG94026  Bromus hordeaceus S. A. Junak 1989-4-27 3971 San Luis Obispo ca. 0.2 mi W of E boundary for the Cuesta Ridge Botanical Area, 3.2 mi W of US Hwy 101 731 Comment
  OBI28112  Bromus hordeaceus A. Berry/Carrie Wilson 1982-5-9 42 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of Ca Rte 101 on CA Rte 58- Santa Margarita. Site to R of Rd across RR tracks 50 yds Comment
  CAS-BOT-BC162410  Bromus laevipes Clare B. Hardham 1957-5-31 2045 San Luis Obispo Fair Oaks Ranch - South Road to Adelaide. Comment
  UC1131193  Bromus madritensis subsp. rubens P. L. Johannsen 1937-5-4 1101 San Luis Obispo 7 mi nw of Painted Rock Ranch 701 Comment
  CAS-BOT-BC162032  Bromus pseudolaevipes Alice Eastwood 1906-6-13 413 San Luis Obispo Adjacent to Santa Maria. Suey Creek. Comment
  OBI22456  Bromus sitchensis Robert F. Hoover 1947-5-25 7212 San Luis Obispo Cambria Comment
  SEINET3923307  Bromus stamineus D. Cann, A. Swanson; J. Fails; P. Cann 2002-5-4 582 San Luis Obispo Hills & roadside along Hwy 46 near Green Valley.; 0 76 Comment
  UCR266056  Bromus sterilis David J. Keil, Elizabeth Painter, Margariet Wetherwax, Jeff Greenhouse, D. H. Wilken 2001-4-17 29326 San Luis Obispo Camp Roberts. Palisades area along dirt road 282 Comment
  OBI65895  Bromus tectorum D. R. Miller 1994-4-19 494 -214 San Luis Obispo Pine Mt Region. Along ridge rd edge near DR's driveway, Pico crk drainage Comment
  CDA17567  Cakile maritima Austin Griffiths 1980-11-18 s.n. San Luis Obispo Pismo Dunes; ca. 1/3 way betw. Grover City and Oceano ramps, mainly along northern high transect dune systems. Comment
  OBI19897  Cakile maritima Walter F. Chesebro 1978-4-9 33 San Luis Obispo Below Montana de Oro state park 3 Comment
  RSA484566  Cakile maritima var. maritima B. C. Templeton 1955-10 s.n. San Luis Obispo Near Moro Bay. Comment
  RSA484567  Cakile maritima var. maritima Paul C. Silva 1947-3-31 1224 San Luis Obispo Piedras Blancas. Comment
  RSA770187  Calamagrostis David J. Keil 1998-4-27 26920 San Luis Obispo Montana de Oro State Park. Slopes west of Valencia Peak. Comment
  SD71404  Calamagrostis rubescens R. F. Hoover 1950-6-21 8022 San Luis Obispo Santa Lucia Mountains; between Rocky Butte and Pine Mountains Comment
  OBI22361  Calamagrostis rubescens Robert F. Hoover 1950-6-21 8020 San Luis Obispo Pine Mt, Santa Lucia Range Comment
  UC1285082  Calandrinia breweri R. F. Hoover 1952-5-11 8197 San Luis Obispo burned area at Navajo Camp; La Panza Range Comment
  PASA610  Calandrinia caulescens Stason 1930-4-14 San Luis Obispo Near Poso Comment
  OBI5456  Calandrinia ciliata Sharon Jochums 1974-4-10 111 San Luis Obispo W of hwy 1 on marine terrace at San Simeon Point Comment
  OBI75846  Calandrinia ciliata Al Lindholm 1971-4-11 163 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 520 Comment
  UCR161289  Calandrinia ciliata George K. Helmkamp, E. A. Helmkamp 2005-3-8 9076 San Luis Obispo Central Coast Hills., Irish Hills; crest of Prefumo Canyon Road, 5.2 mi west of Los Osos Valley Road 409 Comment
  UCR214858  Calendula officinalis George K. Helmkamp, E. A. Helmkamp 2005-2-18 8929 San Luis Obispo Central Coast, ENE of Nipomo beside Temattate Ridge; along Dana Foothill Road, 1 mi. SE of Rancho Road 183 Comment
  OBI31279  Callitriche marginata Joy Nishida, Melissa Luckow 1983-3-10 555 San Luis Obispo 1.7 mi S of American Cyn campground near stream/rd crossing Comment
  OBI60657  Callitriche trochlearis David J. Keil, with Lynne Dee (Oyler) Althouse 2002-3-11 29747 San Luis Obispo Santa Margarita Ranch, "Stage Coach Wetland" ca. 4.5 miles south of Santa Margarita along dirt road west of Pozo Road 366 Comment
  SEINET2442376  Callitriche trochlearis David Keil, Robyn Cox; Cindy Sage; Orrin Sage 2002-2-11 2940 San Luis Obispo East of California Highway 1, along dirt road paralleling Arroyo de la Cruz south of Cinnabar Hill. Comment
  SBBG108265  Calochortus C. B. Hardham 1961-5-17 7067 b San Luis Obispo ridge ca. 1 mi NW of Ocean View Mine Comment
  SEINET8194266  Calochortus albus B. Cobb 1908-1 76 San Luis Obispo Cambria, in the Coast Ranges. Comment
  OBI81230  Calochortus clavatus David J. Keil, Malcom McLeod 1987-9-28 20350 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
  OBI25255  Calochortus clavatus var. recurvifolius Kathleen and Gaylord Jones, Gaylord Jones 1978-6-18 s.n. San Luis Obispo 1.8 mi N of Arroyo de la Cruz via present Hwy 1, N of Piedras Blancas Lighthouse Comment
  RSA140015  Calochortus luteus Clare B. Hardham 1960-6-17 6297 San Luis Obispo Cambria, Santa Lucia Mountains. Comment
  CAS-BOT-BC492531  Calochortus luteus Ira L. Wiggins 1929-5-24 3770 San Luis Obispo Roadside 1 1/2 miles east of Templeton Comment
  OBI21348  Calochortus obispoensis Robert F. Hoover 1969-6-22 11378 San Luis Obispo Chorro Crk cyn (Serrano Cyn) Comment
  SBBG948  Calochortus obispoensis H. and M. Dearing 1940-6-16 4873 San Luis Obispo N of San Luis Obispo Comment
  UCSB57248  Calochortus obispoensis Penkala, B.; Ryan, P. 1987-7-1 San Luis Obispo Directly southwest 1/8 mile from junction of Reservoir Canyon and Hampton Canyon riverbeds, up steep north-facing slope, just north of San Luis Obispo off Hwy. 101 335 Comment
  CAS-BOT-BC132448  Calochortus palmeri R. F. Hoover 1947-5-31 7244 San Luis Obispo Mariana Creek, east side of La Panza Range Comment
  OBI21427  Calochortus simulans Robert F. Hoover 1946-6-2 6122 San Luis Obispo E side of La Panza Range on a branch of Navajo Crk Comment
  OBI83576  Calochortus splendens Melissa Mooney 2016-5-11 1605 San Luis Obispo Lopez Lake, Cougar Campground, north end of campground near trail Comment
  CAS-BOT-BC496854  Calochortus venustus Mrs. R. W. Summers 1882-6-10 844 San Luis Obispo San Luis Obispo and Los Osos Comment
  UCD139601  Calochortus venustus Stephen R. Chapman 1963-5-22 50 San Luis Obispo San Luis Obispo County: along Walter's Orchard Road, 0.8 mile N and 5.1 miles E of Creston. Comment
  SEINET3929352  Calystegia longipes David Keil 1998-5-11 27165 San Luis Obispo Just E of junction Hwy 58 and Hwy 229 NOrthern La Panza Mountains.; 0 Comment
  CAS-BOT-BC221386  Calystegia macrostegia subsp. cyclostegia Alice Eastwood 1927-4-9 14373 San Luis Obispo Atascadero road Comment
  CHSC13469  Calystegia macrostegia subsp. cyclostegia Patricia Haberkern 1974-4-11 15 San Luis Obispo Along Hwy 1, 7.9 mi n Cayuocos. 7 Comment
  OBI29862  Calystegia macrostegia subsp. cyclostegia Ruth David 1964-5-10 76 San Luis Obispo One mi into Reservoir cyn, one mi N of SLO Comment
  OBI56524  Calystegia macrostegia subsp. cyclostegia David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1948 San Luis Obispo 0.1 m W of sign denoting W end of the Cuesta Ridge botanical area, along road Comment
  OBI59533  Calystegia malacophylla David J. Keil, with V. L. Holland 1999-5-4 28307 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. 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
  SEINET7063670  Calystegia malacophylla subsp. pedicellata A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 14.9 miles east of Arroyo Grande on the Huasna Road. UTM Zone 10, 737646mE, 3889849mN. (WGS84/NAD83). 244 Comment
  CAS-BOT-BC221170  Calystegia malacophylla subsp. pedicellata R. F. Hoover 1949-5-17 7703 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park Comment
  OBI52980  Calystegia subacaulis subsp. episcopalis Tamara Klug 1995-4-26 1 San Luis Obispo Chorro Valley Pipeline rte near Calif Men's Colony Comment
  OBI54874  Camissonia David J. Keil, with Kathleen A. Keil 1997-4-22 26224 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
  CDA42278  Camissonia campestris subsp. campestris G. F. Hrusa, M. Pitcairn 2015-4-13 18629 San Luis Obispo Caliente Mts., Pipeline Rd., west side of east end of Carrizo Plain. 917 Comment
  SBBG60401  Camissonia campestris subsp. campestris M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI64125  Camissonia campestris subsp. obispoensis David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, and Dieter Wilken 2001-4-17 29318 San Luis Obispo Camp Roberts. Palisades area along dirt road, vicinity of 35 deg. 45.330'N x 120 deg. 50.716'W Comment
  RSA144516  Camissonia cheiranthifolia subsp. cheiranthifolia E. G. Linsley, J. W. MacSwain 1959-4-28 59 -89 San Luis Obispo Grover City Comment
  RSA454016  Camissonia cheiranthifolia subsp. cheiranthifolia R. S. Woglum 1938-5-15 1729 San Luis Obispo Central Coast: Oceano Beach. Comment
  UCR143292  Camissonia cheiranthifolia subsp. cheiranthifolia Edith A. Purer 1933-7-20 5074 San Luis Obispo Central Coast, five miles NW of Guadalupe 46 Comment
  RSA215460  Camissonia cheiranthifolia subsp. cheiranthifolia K. L. Chambers 1966-8-30 2471 San Luis Obispo Near mouth of Hazard Canyon, 1.5 miles south of the south end of Morro Bay Comment
  UC454568  Camissonia contorta I. J. Condit 1910-4-1 San Luis Obispo Navajo Creek San Luis Obispo, Alley Place Comment
  RSA778859  Camissonia hirtella David J. Keil 1987-5-6 20120 San Luis Obispo Hwy 229 ca 1/2 mile north of juction highway 58. Chaparral fire succession. Comment
  JEPS89954  Camissonia strigulosa Dean Wm. Taylor with Kathleen A. Teare 1986-3-22 8735 San Luis Obispo Painted Rock on w. margin of Carrizo Plain (e. side of the rock); Painted Rock Quad., 1959 ed., Carrizo Plain 707 Comment
  OBI32649  Camissoniopsis David J. Keil 1982-5-2 15889 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt Rd Comment
  OBI12018  Camissoniopsis cheiranthifolia Robert F. Hoover 1966-9-13 10011 San Luis Obispo Point Sierra Nevada Comment
  OBI12012  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Robert F. Hoover 1946-8-4 6273 San Luis Obispo N end of Morro Bay Comment
  SBBG34817  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Mrs. R. W. Summers 1883-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SD38655  Camissoniopsis cheiranthifolia subsp. cheiranthifolia E. A. Purer 1931-8-6 San Luis Obispo Oceano; Sand dunes Comment
  CAS-BOT-BC160308  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Alice Eastwood 1906-6-13 353 San Luis Obispo Unspecified Comment
  SBBG95657  Camissoniopsis hardhamiae D. Keil 1986-4-8 19117 San Luis Obispo BLM land on E side of Santa Margarita Lake Comment
  SBBG38494  Camissoniopsis intermedia E. C. Twisselmann 1969-6-22 15640 San Luis Obispo Dorothy Twisselmann Ranch at the head of Choice Valley 640 Comment
  UC454562  Camissoniopsis intermedia E. P. Unangst 1908-5-1 San Luis Obispo San Miguel Comment
  OBI80682  Camissoniopsis micrantha D. R. Miller, E. A. Appel 2015-4-4 415 .116 San Luis Obispo Lightly scattered on thin soils 3.4 miles north of Hearst Castle turn off. on Hwy 1. 30 Comment
  UCSB15722  Camissoniopsis micrantha Breedlove, Dennis 1962-3-29 San Luis Obispo 3.8 miles east of Santa Margarita; La Panza Range 304 Comment
  UCR140122  Capsella bursa-pastoris George K. Helmkamp 2004-2-6 8246 San Luis Obispo Central Coast, Oso Flaco Lake Road, 0.5 mi east of the lake 9 Comment
  CAS-BOT-BC37652  Cardamine californica Mrs. R. W. Summers 1882-1-7 s.n. San Luis Obispo San Luis Obispo Mountain. 365 Comment
  OBI47477  Cardamine californica David J. Keil, Art Webster 1984-4-29 18206 San Luis Obispo In cyn bottom of Lopez Wilderness Area Comment
  OBI77645  Cardamine californica Ed Zimmerman 1966-4-8 8 San Luis Obispo Perfumo Cyn Comment
  UC1296157  Cardamine californica R. F. Hoover 1947-3-1 6628 San Luis Obispo Cambria Comment
  CDA24749  Cardamine californica var. californica T. C. Fuller 1962-2-28 7718 San Luis Obispo Highway to Paso Robles, 9.8 miles east of Cambria. 0 Comment
  UC1296156  Cardamine californica var. californica R. F. Hoover 1947-1-4 6582 San Luis Obispo 6 mi above County Park (Upper Arroyo Grande); , above County Park Comment
  UCR161301  Cardamine californica var. integrifolia George K. Helmkamp, E. A. Helmkamp 2005-3-9 9104 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  UCR61715  Carduus pycnocephalus George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  OBI51027  Carduus pycnocephalus Steven A. Junak, Tina J. Ayers 1989-6-28 4107 San Luis Obispo Cuesta Ridge Botanical Area: Along main rd (USFS rd #29S11.3) at saddle on ridge at extreme W edge of the Botanical Area, 0.5 mi W of W boudnary sign, about 5.7 mi W of hwy 101 747 Comment
  SBBG104570  Carex M. D. Proctor, E. A. Young 1993-4-12 ROB 398 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  OBI73597  Carex globosa David J. Keil, with V. L. Holland 2010-6-15 30897 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel. Comment
  OBI78553  Carex globosa D. R. Miller 1993-4-3 493 -C1 San Luis Obispo Flora of Pine Mtn Region. Along loop rd at Cole Ranch 732 Comment
  CAS-BOT-BC28394  Carex gracilior Clare B. Hardham 1958-3-29 2957 San Luis Obispo Swampy area around a spring, Toro Creek Rd. Santa Lucia Mountains. Comment
  RSA142233  Carex gracilior Clare B. Hardham 1957-4-19 1800 San Luis Obispo Santa Rita Ranch west of Templeton. York Mt. Santa Lucia Mountains. Comment
  OBI64515  Carex harfordii Robert F. Hoover 1947-3-1 6634 San Luis Obispo Cambria Comment
  OBI22642  Carex nudata Robert F. Hoover 1948-2-9 7416 San Luis Obispo Poly Cyn (Brizziolari Crk of USGS map) Comment
  OBI22648  Carex nudata Robert F. Hoover 1964-6-7 8998 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  OBI78914  Carex nudata David J. Keil 1988-3-19 20440 San Luis Obispo Froom Ranch, southwest of US 101 and Los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  CAS-BOT-BC119434  Carex nudata Clare B. Hardham 1957-4-14 1661 San Luis Obispo Rocky Santa Rita Streambed. Comment
  OBI26145  Carex obispoensis David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14038 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  UCSB45251  Carex obnupta Engle, M. 1979-4-14 San Luis Obispo 1/2 north of Lopez Road; on unmarked dirt road 213 Comment
  OBI34421  Carex pellita David J. Keil, Kathy Jones 1982-4-4 15814 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  SBBG29951  Carex pellita A. Eastwood, J. T. Howell 1937-4-23 San Luis Obispo Nipomo Mesa Comment
  CAS-BOT-BC118548  Carex praegracilis Alice Eastwood; John Thomas Howell 1936-5-6 2231 San Luis Obispo Moro sands Comment
  OBI5580  Carex praegracilis Sharon Jochums 1974-4-28 184 San Luis Obispo Just N of Piedras Blancas Comment
  UCR265996  Carex serratodens David J. Keil, V. L. Holland 2003-4-7 30117 San Luis Obispo Red Mountain Road NE of San Simeon 518 Comment
  UCR32063  Carex serratodens David J. Keil, R. R. Pimentel, R. A. Pimentel, L. Seek, Melissa Luckow 1982-5-8 16030 San Luis Obispo Santa Lucia Mtns (Coast Ranges), Cypress Mountain, east of Cambria Comment
  CHSC82988  Carex spissa L. P. Janeway 2002-9-8 7729 San Luis Obispo Outer South Coast Ranges. Brizziolari Creek (Poly Canyon) 1.1 km northeast of the Cal Poly campus buildings. 168 Comment
  JEPS99185  Carex spissa Clare B. Hardham 1960-6-1 6005 San Luis Obispo Little Burnett Creek, edge of Cupressus sargentii grove Santa Lucia Mountains 609 Comment
  OBI75790  Carex subbracteata Al Lindholm 1967-4-10 159 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]. North slope of Geode Mountain 490 Comment
  UC1969530  Carex tumulicola David Keil with Mike Mattina 2010-5-31 30813 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest Trail system east of Ragged Point. Comment
  CAS-BOT-BC230104  Carpobrotus chilensis Ernest C. Twisselmann 1959-11-2 5898 San Luis Obispo Ocean Dunes W of Oso Flaco Lake 6 Comment
  OBI53830  Carpobrotus chilensis Arthur W. Hazebrook 1993-1-9 191 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Oso Flaco Lake and creek areas, and adjacent pioneer dunes Comment
  SBBG118004  Carpobrotus chilensis J. Olson 2002-4-10 San Luis Obispo rd cut on Kern Ave, ca. 0.05 mi NW of HW 1 underpass; Camp San Luis Obispo Comment
  OBI16875  Carthamus lanatus W. Frey 1959-11-17 482 San Luis Obispo Toro Crk Rd 1/4 mi W of school along rd and in the field Comment
  OBI64842  Carthamus lanatus David J. Keil 2001-5-6 29409 San Luis Obispo Turri Road, ca. 1/4 mile from junction with South Bay Blvd. Comment
  SD244579  Carthamus tinctorius David Keil 1992-6-16 23296 San Luis Obispo Pismo Beach, along US 101. Scattered along roadside. Comment
  OBI9688  Castilleja affinis Robert F. Hoover 1950-6-20 7993 San Luis Obispo 7 mi W of Templeton on rd to Cambria Comment
  RSA151729  Castilleja affinis R. C. Bacigalupi, Roxana S. Ferris, R. W. Holm, Robert Page, Robert Page 1953-7-24 4321 San Luis Obispo Beyond (nw. of) Oso Flaco Lake, immediately back of the ocean beach, about 5 miles s. of Oceano. Comment
  SBBG6756  Castilleja affinis C. B. Hardham 1958-3-29 2961 San Luis Obispo head of Toro Crk Comment
  UCD67182  Castilleja affinis G. F. Hrusa 1995-5-28 12244 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Rocky opening at edge of Quercus agrifolia woodland at margin of unburned area; SE base of Peak 3. Uncommon in the RNA. 500 Comment
  UCR160702  Castilleja affinis Don Pendleton 1992-3-15 92- 01 San Luis Obispo E side of Atascadero, adjacent to railroad tracks on N-S trending ridge west of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  UCR9022  Castilleja affinis Donald Myrick 1966-5-23 1300 San Luis Obispo Central Coast, Arroyo de la Cruz about 6 mi north of San Simeon Comment
  OBI53816  Castilleja affinis Arthur W. Hazebrook 1992-11-14 175 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, area along Guerra rd and S pioneer dunes Comment
  OBI62215  Castilleja affinis P. A. Holden 1968-4-27 227 San Luis Obispo N side of Cuesta Summit on old hwy Comment
  UC1032482  Castilleja affinis subsp. affinis H. C. Lee 1936-3-16 503 San Luis Obispo Mouth of Coon Creek; San Luis Obispo National Forest 60 Comment
  UC1032484  Castilleja affinis subsp. affinis G. T. Nordstrom 1937-4-15 1083 San Luis Obispo 3.5 mi ese Williams Ranch; Adelaida Quad. 396 Comment
  UCSB5985  Castilleja affinis subsp. affinis Ralph, F. 1959-4-11 San Luis Obispo along roadside of Hwy.1; 13.3 miles north of San Simeon 60 Comment
  CDA17614  Castilleja affinis var. contentiosa Austin Griffiths, Phil Lafollette, Dominic Santangelo 1983-7-8 s.n. San Luis Obispo Western head of Arroyo leading down into southern Morro Bay, just S of 4th major blowout with access path, Morro Bay Sandspit. Comment
  CDA17920  Castilleja affinis var. contentiosa Austin Griffiths, M. D. Knutsen, K. G. Jones & G. A. Solzgeber 1986-6-11 s.n. San Luis Obispo Guadalupe Dunes; Golden Girls Meadow, NW edge of Santa Maria River Estuary in first northerly arroyo. 0 Comment
  OBI31214  Castilleja attenuata Julie M. Vanderwier 1979-5-4 155 San Luis Obispo Indian Knob Tar Sands Comment
  UC1063439  Castilleja attenuata G. T. Nordstrom 1937-4-13 1062 San Luis Obispo 2.7 mi nw Chimney Rock; Adelaida Quad. 396 Comment
  OBI3844  Castilleja densiflora subsp. obispoensis Elizabeth Rudd 1971-4-3 200 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  SBBG118289  Castilleja densiflora subsp. obispoensis M. Wetherwax, E. Painter, J. Froland 2000-4-20 SLO 104 a San Luis Obispo W side of seep, slope below and S of large serpentine outcrop W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  OBI78945  Castilleja exserta David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. Comment
  CDA17630  Castilleja exserta Austin Griffiths, Mary C. Goodrich 1978-5-15 s.n. San Luis Obispo Central Coast; residential lot, Oceano. Comment
  UCD122416  Castilleja exserta Justin Albert 1995-3-26 5 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, 2 mi. along fire road, 5 mi. N of Painted Rock. 800 Comment
  UCR160373  Castilleja exserta subsp. exserta George K. Helmkamp, E. A. Helmkamp 2005-6-7 9537 San Luis Obispo Outer South Coast Ranges, along Huasna Road, 1.3 mile west of Huasna Townsite Road 305 Comment
  RSA400603  Castilleja foliolosa Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  UC454823  Castilleja foliolosa I. J. Condit 1910-4-16 San Luis Obispo Upper Chorro Creek 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
  CAS-BOT-BC38237  Caulanthus anceps Ernest C. Twisselmann 1962-3-28 6730 San Luis Obispo Cottonwood Pass, about 3.3 miles east of Cholame. 426 Comment
  UC1127024  Caulanthus anceps T. M. Hendrix 1937-4-27 126 San Luis Obispo 4.3 mi ne Black Mountain; Pozo Quad. 502 Comment
  CAS-BOT-BC38253  Caulanthus anceps R. F. Hoover 1949-4-21 7626 San Luis Obispo 14 miles east of Creston on La Panza road. Comment
  JEPS29339  Caulanthus anceps Rimo Bacigalupi, and L. Heckard 1962-3-27 8435 San Luis Obispo 2.0 mi ne Calif. Hwy. 41 junction with U.S. Hwy. 466 (slope s of Calif. Hwy. 41, 4.1 mi w of Kern Co. line) 365 Comment
  RSA8314  Caulanthus anceps I. L. Wiggins 1932-3-20 5789 San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  LA51201  Caulanthus californicus Ethel Crum; 1935-4-13 1728 San Luis Obispo Carrizo Plain, 33 mi. from Maricopa on Cuyama Valley road 609 Comment
  HSC93607  Caulanthus californicus James D. Jokerst, M. Foster 1988-3-10 2986 San Luis Obispo Carrizo Plains at S end near base of Caliente Mtns. Comment
  UC1314914  Caulanthus coulteri var. lemmonii R. F. Hoover 1967-4-15 10454 San Luis Obispo canyon just w Cottonwood Canyon Bridge (lower Cuyama Valley); lower Cuyama Valley Comment
  UC1051467  Caulanthus coulteri var. lemmonii Herbert L. Mason 1952-4-6 14202 San Luis Obispo Temblor Range e Cholame; Temblor Range e of Cholame Comment
  CAS-BOT-BC40468  Caulanthus inflatus Eben McMillan 1952-4-27 61 San Luis Obispo Garrita Canyon. 8 miles south, 14 miles east Shandon. Comment
  RSA329555  Caulanthus inflatus Gary D. Wallace 1966-4-2 289 San Luis Obispo Crocker Grade along Crocker Springs Road 10 miles NW of Taft in the Temblor Range. 976 Comment
  SBBG93792  Caulanthus lasiophyllus S. A. Junak 1990-4-27 4227 San Luis Obispo N of USFS Rd 29511.3 at high voltage tower, ca. 5.9 mi W of US Hwy 101 and 0.3 mi N of NW boundary of the Botanic Area 701 Comment
  CAS-BOT-BC40367  Caulanthus lasiophyllus R. F. Hoover 1949-5-1 7655 San Luis Obispo Cholame Valley at Junction of Cottonwood Pass and Polonio Pass roads. Comment
  CAS-BOT-BC40385  Caulanthus lasiophyllus David D. Keck 1933-5-4 s.n. San Luis Obispo 1.5 miles east of Cholame, northeastern SLO county, on the dry lakebed formed by Cholame Creek. 365 Comment
  OBI55229  Caulanthus lasiophyllus Greg Frugoli 1997-4-7 27 San Luis Obispo Black Mtn Rd, La Panza Range, Los Padres NF (Hwy 58 burn area) 853 Comment
  UCD164123  Caulanthus lemmonii N. Ivalu Cacho; Sharon Y. Strauss 2010-5-3 IC-SS 68 - San Luis Obispo San Luis Obispo County: Davis Rd, by Jct. Hwy 41- Hwy 46 (1 mi E of Cholame); 50 m N of oak along road. 359 Comment
  CAS-BOT-BC39497  Caulanthus lemmonii Ernest C. Twisselmann 1952-3-9 231 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley, 0.25 mile south of the Choice Valley School. Comment
  OBI14884  Caulanthus lemmonii Robert F. Hoover 1949-4-2 7563 San Luis Obispo Cholame Valley, at foot of Cottonwood Pass grade Comment
  OBI14886  Caulanthus lemmonii unk 1952-3-23 770 .16 San Luis Obispo Choice Valley School 3 mi S 12 mi E Shandon Comment
  SBBG29782  Caulanthus lemmonii I. L. Wiggins 1932-3-25 San Luis Obispo 6 mi N of Paso Robles Comment
  SBBG29784  Caulanthus lemmonii L. Constance 1940-3-22 2537 San Luis Obispo 2 mi NE of La Panza Comment
  CAS-BOT-BC49006  Ceanothus cuneatus Alice Eastwood 1928-5-16 18706 San Luis Obispo Morro Bay Comment
  CDA17930  Ceanothus cuneatus Austin Griffiths, G. F. Hrusa 1987-4-29 18144 San Luis Obispo Montana de Oro State Park; 2 ft. mat on crest of 5th sandhill N of Spooner's Cove. 0 Comment
  CDA17945  Ceanothus cuneatus Austin Griffiths, G. F. Hrusa 1987-4-29 18154 San Luis Obispo Montana de Oro State Park; 50 yds in out from N Hazard Canyon northernmost high ridge. 0 Comment
  SEINET196267  Ceanothus cuneatus B. E. Miossi, H. J. Miossi 1940-3-19 227 San Luis Obispo Near Highway 101, four miles south of Santa Margarita. 366 Comment
  CAS-BOT-BC48973  Ceanothus cuneatus H. E. McMinn 1923-6-21 1165 San Luis Obispo Camp Fremont, 2 mi. N. of San Luis Obispo Coast Highway Comment
  CAS-BOT-BC48990  Ceanothus cuneatus R. F. Hoover 1948-3-27 7433 San Luis Obispo Steiner Creek near San Luis Obispo Comment
  CAS-BOT-BC49013  Ceanothus cuneatus Alice Eastwood 1928-5-19 15162 San Luis Obispo Pettitts Canyon Comment
  RSA654634  Ceanothus cuneatus G. Fred Hrusa 1987-4-29 18148 San Luis Obispo N of Hazard Canyon. Comment
  RSA734226  Ceanothus cuneatus D. M. McF 1953-2-20 s.n. San Luis Obispo Huazana Area, Arroyo Grande. 305 Comment
  UC1070934  Ceanothus cuneatus var. cuneatus H. C. Lee 1937-4-15 832 San Luis Obispo 1 mi s Paso Robles; Paso Robles quad 274 Comment
  UC1276289  Ceanothus cuneatus var. cuneatus R. F. Hoover 1948-3-27 7433 San Luis Obispo near San Luis Obispo (Steiner Creek) Comment
  CDA17600  Ceanothus cuneatus var. fascicularis Austin Griffiths 1981-2-16 s.n. San Luis Obispo Nipomo Mesa; Along on Lejun Rd. just W of Pomeroy Rd., Nipomo Mesa. Comment
  RSA758518  Ceanothus cuneatus var. ramulosus Dylan O. Burge 2007-4-17 DOB 847 c San Luis Obispo Irish Hills Natural Reserve, on hill bordered to the north by Prefumo Canyon, and to the south by Froom Creek, accessed via foot trail, about 1.6 miles via Mariposa Trail and Morro View Trail., Parking at trail head 2.3 road miles northwest of Highway 101 via Osos Valley Road and Prefumo Canyon Road, 12.1 km 121 degrees true east-southeast of Los Osos. 310 Comment
  OBI10553  Ceanothus cuneatus var. ramulosus Aart C. De Vos 1963-4-20 San Luis Obispo Cuesta Ridge, serpentine soil Comment
  RSA534654  Ceanothus cuneatus var. rigidus D. A. Young, Junak 1989-3-13 1843 San Luis Obispo West end of Cuesta Ridge Botanical area near the end of the reserve. Comment
  OBI66698  Ceanothus foliosus Austin P. Griffiths, G. F. Hrusa 1987-5-2 18161 San Luis Obispo Cuesta Ridge. Along roadside midway along ridge NW of Cuesta Pass Comment
  CAS-BOT-BC64403  Ceanothus foliosus subsp. medius Clare B. Hardham 1961-4-30 6940 San Luis Obispo Santa Lucia Mountains. W. of Cuesta Pass. Comment
  UC1071415  Ceanothus griseus F. H. Raymond 1930-9-25 190 San Luis Obispo Mouth of Coon Creek Cayucos quad. 91 Comment
  SBBG42717  Ceanothus hearstiorum R. F. Hoover 1968-4-20 11066 San Luis Obispo S of Arroyo de la Cruz Comment
  OBI10487  Ceanothus impressus Robert F. Hoover 1947-3-26 6734 San Luis Obispo Price Cyn (just S of) Comment
  SBBG119265  Ceanothus impressus var. nipomensis G. K. Helmkamp 2004-2-9 8265 San Luis Obispo Nipomo Mesa at corner of Willow and Pomeroy Streets 61 Comment
  RSA201548  Ceanothus leucodermis Robert F. Hoover 1957-4-15 8379 San Luis Obispo Upper Arroyo Grande. Five miles above County Park Comment
  UCD112050  Ceanothus maritimus Roman Gankin 1967-10-11 1118 San Luis Obispo San Luis Obispo County: Ridge north of Arroyo de los Chinos, east of State Route 1 1/4 mile, ca. 9 miles north of San Simeon. Comment
  CAS-BOT-BC51592  Ceanothus oliganthus var. sorediatus C. H. M. 1907-10-15 s.n. San Luis Obispo Cuyamaca Peak Comment
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Mar 18 2020
  RSA0036718  Ceanothus oliganthus var. sorediatus LeRoy Gross, Pam De Vries, Melinda Elster 2014-4-30 6354 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  CAS-BOT-BC51591  Ceanothus oliganthus var. sorediatus R. W. S. s.n. San Luis Obispo nr. Arroyo Grande Comment
  SBBG119763  Ceanothus spinosus M. Wetherwax, E. Painter 2001-2-22 SLO 177 San Luis Obispo Fort Merriam, NW of Chumash Pk; Camp San Luis Obispo 120 Comment
  OBI10330  Ceanothus thyrsiflorus Robert F. Hoover 1947-3-16 6682 San Luis Obispo San Carpoforo Crk Comment
  OBI50238  Centaurea calcitrapa David J. Keil 1991-5-18 21559 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria Comment
  OBI35782  Centaurea melitensis Allison Berry 1984-5-8 144 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1, near front gate Comment
  SBBG117838  Centaurea solstitialis J. Olson 2000-6-27 San Luis Obispo Boy Scout Rd, ca. 0.8 mi downstream from Twin Bridges; Camp Roberts Comment
  OBI17623  Centaurea solstitialis Kamran Alavi 1977-8-12 23 San Luis Obispo Foothll Blvd, SLO Comment
  RSA659431  Centaurium davyi David J. Keil 1979-7-1 13127 San Luis Obispo Ridge between Prefumo and See Canyons. About five miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  CAS-BOT-BC288656  Centromadia fitchii R. W. Summers No date on label 450 San Luis Obispo Los Osos Valley Comment
  CAS-BOT-BC288661  Centromadia fitchii Clare B. Hardham 1956-10-21 1469 San Luis Obispo Santa Lucia Mts. Oak Flat School Rd Comment
  OBI56411  Centromadia fitchii David J. Keil, with V. L. Holland and Danny Fry 1998-11-5 28193 San Luis Obispo Camp Roberts at north end of McMillan airfield runway. Comment
  OBI29293  Centromadia pungens subsp. pungens David J. Keil 1980-9-15 14196 San Luis Obispo Avenales Wildlife Area along Shell Creek Rd ca. 1.3 mi N of Calif Rte 58 Comment
  OBI59564  Centromadia pungens subsp. pungens George Butterworth 1997-11-3 203 San Luis Obispo Beside Simmler Rd., 1/4 mi E of Soda Lake Rd Comment
  CAS-BOT-BC279316  Centromadia pungens subsp. pungens R. F. Hoover 1965-9-19 9610 San Luis Obispo Divide between Calf Canyon and Huerhuero Creek Comment
  OBI72243  Cerastium glomeratum Anthony Baniaga 2010-4-4 94 San Luis Obispo Tierra Redonda Mtn BLM ACEC 377 Comment
  OBI17364  Ceratophyllum demersum Robert F. Hoover 1967-10-7 10882 San Luis Obispo Oso Flaco Lake Comment
  OBI77916  Ceratophyllum demersum Robert F. Hoover 1964-8-14 9280 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC137157  Cercocarpus betuloides var. betuloides R. F. Hoover 1946-9-15 6407 San Luis Obispo East slope of La Panza Range Comment
  OBI16849  Chaenactis fremontii Robert F. Hoover 1967-3-27 10293 San Luis Obispo Chalk Mt, cuyama Valley Comment
  OBI16850  Chaenactis fremontii Robert F. Hoover 1967-3-27 10293 San Luis Obispo Chalk Mt, cuyama Valley Comment
  RSA0028215  Chaenactis glabriuscula Greg Wilvert 2005-4-24 306 San Luis Obispo 1.2 kilometers WNW of Lawson Spring. 852 Comment
  UCR137086  Chaenactis glabriuscula June Latting 1958-5-4 s.n. San Luis Obispo Cuyama Valley, west end of valley, 12 miles southeast of junction of Hwy 166 and Sisquoc [Tepusquet] Road [vicinity of Gypsum Canyon] 412 Comment
  UCD130352  Chaenactis glabriuscula Justin Albert 1993-4-3 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain, between the Caliente and Temblor Ranges. 1-2 miles up Simmler Road. 400 Comment
  UC185540  Chaenactis glabriuscula var. glabriuscula Katharine Brandegee San Luis Obispo Oceano Comment
  CAS-BOT-BC277477  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1947-3-30 6814 San Luis Obispo Middle Branch of Huerhuero Creek n. of Wells Corner Comment
  JEPS34161  Chaenactis glabriuscula var. glabriuscula Lois Chambers 1934-4-1 San Luis Obispo near Simmler (above Carrizo Plains) Comment
  SBBG83517  Chaenactis glabriuscula var. lanosa C. F. Smith 1961-6-1 San Luis Obispo Nipomo Mesa Comment
  CAS-BOT-BC277576  Chaenactis glabriuscula var. lanosa R. F. Hoover 1950-4-18 7838 San Luis Obispo North edge of Santa Maria Valey s. of Nipomo Comment
  OBI81220  Chaenactis stevioides David J. Keil, Rhonda Riggins, Richard Pimentel, Melissa Luckow, and Larry Kelly 1988-3-18 20387 San Luis Obispo Elkhorn Road, 4 miles from junction with Simmler-Soda Lake Road 640 Comment
  CAS-BOT-BC279615  Chaenactis stevioides Ernest C. Twisselmann 1954-4-20 1094 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass, 7 miles south of Cholame 609 Comment
  RSA587665  Chaenactis stevioides C. F. Smith 1993-4-23 12416 San Luis Obispo Along road to Caliente Mountain Range, at first hairpin turn ascending grade from Russell Ranch gate on flats at Cuyama Oil Field, lower Cuyama Valley. Comment
  SJSU3345  Chaenactis stevioides C. W. Sharsmith 1962-4-19 6773 San Luis Obispo Carrizo Plain c. 5 mi N of Panorama Hills (c. 4 mi NW of Crocker Peak of Temblor Range), eastern San Luis Obispo County 762 Comment
  CAS-BOT-BC279736  Chaenactis xantiana David D. Keck; J. Clausen 1935-4-9 3089 San Luis Obispo Cholame 460 Comment
  JEPS13193  Chaenactis xantiana Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5141 San Luis Obispo 1.6 mi n of direct road from La Panza to Creston (upper reaches of Commatti Canyon); Commatti Canyon 396 Comment
  IRVC29194  Chenopodium album G. K. Helmkamp, E. A. Helmkamp 2004-8-14 8783 San Luis Obispo junction of Thompson Rd. and Mehlschau Rd., NE of Nipomo Central Coast 107 Comment
  OBI26510  Chenopodium album Kathlene Henry 1979-7-28 25 San Luis Obispo San Luis Obispo hwy 227, at the entrance to the San Luis Obispo Co. Airport 37 Comment
  UCR42923  Chenopodium ambrosioides David J. Keil 1977-8-7 12484 San Luis Obispo Central Coast, San Luis Obispo at Laguna Lake 37 Comment
  OBI59675  Chenopodium californicum Larry Kelly, David J. Keil, V. L. Holland, and Lynne Dee Oyler 1990-4-12 390 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UCR130724  Chenopodium californicum George K. Helmkamp, E. A. Helmkamp 1999-5-22 4888 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  UCR270145  Chenopodium littoreum Nuri Benet-Pierce, John Pierce 2010-6-7 311 San Luis Obispo Land Conservancy Preserve at Black Lake, Guadalupe 20 Comment
  CDA14831  Chenopodium multifidum G. F. Hrusa, D. Ragan 1997-11-21 14130 San Luis Obispo Rural residental area, 625 Jameson Ct. on Nipomo Mesa. 91 Comment
  OBI78930  Chenopodium murale David J. Keil 2013-8-22 31922 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
  OBI22342  Chloris virgata Shirley Sparling 1974-9-21 s.n. San Luis Obispo Calif Polytechnic State Univ campus Comment
  OBI47444  Chlorogalum purpureum var. reductum Malcolm G. McLeod, Mark Borchert 1981-5-14 1378 San Luis Obispo 18 mi E of Creston just off HWy 58 in off-road vehicle staging area Comment
  OBI11205  Chorizanthe angustifolia Robert F. Hoover 1964-7-11 9179 San Luis Obispo 3 mi NW of Nipomo Comment
  SBBG30918  Chorizanthe angustifolia R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  SEINET11265253  Chorizanthe angustifolia Lewis S. Rose 1950-5-30 50118 San Luis Obispo Oso Flaco Lake region.; 0 Comment
  UC1296193  Chorizanthe angustifolia R. F. Hoover 1964-7-11 9179 San Luis Obispo 3 mi nw Nipomo; nw of Nipomo Comment
  UC410842  Chorizanthe angustifolia Alice Eastwood 1928-5-16 13102 San Luis Obispo Morro Bay San Luis Obispo, Morro Bay Comment
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Jul 24 2019
  UCR121772  Chorizanthe angustifolia George K. Helmkamp 2002-4-20 7462 A San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  CAS-BOT-BC178936  Chorizanthe angustifolia James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-18 6481 San Luis Obispo Montana de Oro State Park, on th etrail to the beach at the mouth of Hazard Canyon at the western end of San Luis Range S of Morro Bay and SW of Baywood Park 15 Comment
  SD56800  Chorizanthe angustifolia Darley F. Howe 1963-5-18 3493 San Luis Obispo 11.7 mi. south of Pismo Beach on # 1. Comment
  SBBG1421  Chorizanthe angustifolia var. eastwoodiae C. B. Hardham 1959-5-23 4613 San Luis Obispo S of Baywood Park Comment
  CAS-BOT-BC178979  Chorizanthe biloba R. F. Hoover 1969-6-3 11366 San Luis Obispo Windmill Creek, La Panza district Comment
  UC56076  Chorizanthe biloba var. biloba J. H. Barber 1899-5-28 San Luis Obispo Creston Comment
  CAS-BOT-BC191778  Chorizanthe breweri Marcus E. Jones 1882-5-6 3234 San Luis Obispo San Luis Obispo Comment
  SBBG117977  Chorizanthe breweri E. Painter, M. Wetherwax 1999-7-13 SLO 8 San Luis Obispo above Whiskey Springs; Camp San Luis Obispo 440 Comment
  SEINET7063704  Chorizanthe breweri A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine east of San Luis Obispo. Hampton Canyon. UTM Zone 10, 718981mE, 3906573mN. (WGS84/NAD83). 427 Comment
  UC372988  Chorizanthe breweri Marcus E. Jones, A. M. May 1882 San Luis Obispo San Luis Obispo Comment
  OBI62676  Chorizanthe breweri Jason Dart, Cletis England 2003-4-24 D 209 San Luis Obispo La Quinta de Avila Ranch in See Cyn 229 Comment
  UC52645  Chorizanthe breweri W. H. Brewer April, 1861 456 San Luis Obispo dry rocky hillsides San Luis Obispo Comment
  OBI11235  Chorizanthe diffusa Robert F. Hoover 1964-7-11 9182 San Luis Obispo 3 mi NW of Nipomo Comment
  OBI11240  Chorizanthe diffusa Robert F. Hoover 1964-7-11 9181 San Luis Obispo 3 mi NW of Nipomo Comment
  RSA781281  Chorizanthe diffusa Elizabeth A. Kempton, J. Reveal 2008-5-10 557 San Luis Obispo Junction of Indian Knob and Squire Canyon Roads 172 Comment
  OBI37887  Chorizanthe membranacea David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18633 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate 732 Comment
  CAS-BOT-BC256957  Chorizanthe membranacea David D. Keck 1934-4-26 2825 San Luis Obispo 4.1 mi. W. of La Panza Comment
  UC410762  Chorizanthe membranacea Alice Eastwood 1928-5-17 15130 San Luis Obispo along old road to Pozo; road to Pozo Comment
  CAS-BOT-BC252701  Chorizanthe obovata Ira L. Wiggins 1929-5-23 3740 San Luis Obispo 10 miles east of Shandon 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
  OBI32194  Chorizanthe palmeri David J. Keil, Melissa Luckow 1981-7-3 14956 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
  CAS-BOT-BC252760  Chorizanthe palmeri Clare B. Hardham 1960-6-19 6170 San Luis Obispo Ridge between San Carpoforo and Arroyo de la Cruz, Santa Lucia Mountains 457 Comment
  SBBG50423  Chorizanthe palmeri R. F. Hoover 1969-6-24 11398 San Luis Obispo adjacent to Cuesta Park Comment
  UC153428  Chorizanthe palmeri Katharine Brandegee San Luis Obispo near San Luis Obispo; Five Mile House Comment
  CAS-BOT-BC255266  Chorizanthe staticoides Clare B. Hardham 1956-6-15 984 San Luis Obispo Thomas Ranch, Santa Lucia Mountains Comment
  OBI55209  Chorizanthe staticoides Greg Frugoli 1997-5-9 82 San Luis Obispo 1 mi S of Queen Bee cmpgd, La Panza range, Los Padres NF (hwy 58 burn area) 719 Comment
  OBI57118  Chorizanthe staticoides Steven A. Junak 1990-7-13 4409 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Along main rd (USFS Rd #29S11.3) Santa Lucia Mts: near N edge of Cuesta ridge Botanical Area, along powerline access rd, just S of second high voltage tower E of W Cuesta Ridge Rd, ca 1.1 rd mi S of Tassajera Crk Rd 533 Comment
  CAS-BOT-BC247809  Chorizanthe uniaristata Clare B. Hardham 1956-5-26 772 San Luis Obispo North Spur Black Mt. Comment
  RSA0081669  Chorizanthe ventricosa W. A. Peterson 1937-5-14 837 San Luis Obispo 0.5 mile SW of Yellow Mountain. 564 Comment
  OBI11165  Chorizanthe xanti Robert F. Hoover 1949-5-1 7643 San Luis Obispo Summit of Cottonwood Pass Comment
  CAS-BOT-BC255370  Chorizanthe xanti var. xanti R. F. Hoover 1967-6-4 10608 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  CAS-BOT-BC255381  Chorizanthe xanti var. xanti Ernest C. Twisselmann 1957-5-3 3463 San Luis Obispo Caliente Range, Padrone Spring Canyon 762 Comment
  CDA15191  Chrysanthemum coronarium G. F. Hrusa 1998-4-2 14351 San Luis Obispo South Coast Ranges; Intersection of Los Berros Rd. and U.S. 101 on Nipomo Mesa. Comment
  OBI9001  Cicuta maculata var. bolanderi Tracey and Viola Call, Viola Call 1966-10-2 2546 San Luis Obispo In Lopez Crk 8 mi N of mouth of Lopez cyn Comment
  CAS-BOT-BC284036  Cirsium brevistylum R. F. Hoover 1946-8-26 6362 San Luis Obispo Bayward Park Comment
  CAS-BOT-BC285460  Cirsium occidentale var. californicum Alice Eastwood; John Thomas Howell 1938-6-13 5909 San Luis Obispo Sw. of Shandon on road to Creston Comment
  OBI31086  Cirsium occidentale var. occidentale Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands. Adj to valley in E portion of the study area Comment
  UC1276268  Cirsium occidentale var. venustum R. F. Hoover 1952-5-16 8309 San Luis Obispo Rock Spring Canyon Temblor Range, Rock Spring Canyon Comment
  OBI31975  Cirsium quercetorum David J. Keil, Melissa Luckow 1981-7-3 14955 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of stream from freshwater marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtnand back to the hwy along riparian zone Comment
  LA87800  Clarkia affinis H. Lewis; Carl Epling 1947-5-2 181 San Luis Obispo Santa Margarita--Pozo Rd, 9.8 mi E of rd to Creston Comment
  OBI55239  Clarkia affinis Greg Frugoli 1997-4-15 34 San Luis Obispo 0.3 mi S of hwy 58 on Red Hill Rd, Los Padres NF (hwy 58 burn area) 597 Comment
  CAS-BOT-BC172294  Clarkia bottae R. F. Hoover 1947-5-30 7234 San Luis Obispo Huasna District Comment
  OBI32160  Clarkia bottae David J. Keil 1981-6-20 14876 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  CAS-BOT-BC172284  Clarkia bottae Mrs. R. W. Summers s.n. San Luis Obispo Coast Mts. Comment
  UC107832  Clarkia bottae E. Palmer, M. D. June 1876 145 San Luis Obispo Coast Range Comment
  UCD15622  Clarkia cylindrica R. B. Kelley 1985-4-14 159 San Luis Obispo San Luis Obispo County: Polonio pass, 5 miles SE of SR 46 and SR 47 junction, on SR 46. 537 Comment
  SBBG18871  Clarkia cylindrica subsp. cylindrica C. B. Hardham 1963-6-20 10833 San Luis Obispo Freeborn Mtn Comment
  CAS-BOT-BC172058  Clarkia cylindrica subsp. cylindrica Clare B. Hardham 1957-5-4 1814 San Luis Obispo Wooded Canyon, Oak Flat, Santa Lucia Mountains Comment
  OBI2110  Clarkia cylindrica subsp. cylindrica Mrs. R. W. Summer 1885-6-7 329 San Luis Obispo Hill in souther park of San Luis Obispo Co. Comment
  SBBG110072  Clarkia cylindrica subsp. cylindrica C. B. Hardham 1962-6-2 10281 San Luis Obispo near Fernandez Spring, Black Mtn-Highland District Comment
  OBI74543  Clarkia epilobioides George Butterworth 2010-5-10 788 San Luis Obispo Chimineas Ranch. Saltos Rd at Carrizo Cyn Rd 671 Comment
  CAS-BOT-BC164457  Clarkia epilobioides I. J. Condit 1909-5-2 s.n. San Luis Obispo Johnson's Peak Comment
  SBBG4975  Clarkia modesta C. B. Hardham 1958-5-7 3239 San Luis Obispo edge of Nacimiento Lake, Bee Rock Rd Comment
  UCSB12627  Clarkia prostrata Haller, John 1961-6-1 San Luis Obispo adjacent to California state highway 1; 3.5 mi by road N of Cambria; about 5 mi S of San Simeon 1280 Comment
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Apr 7 2015
  UC338235  Clarkia purpurea Lemmon 1887-1 San Luis Obispo Comment
  OBI73478  Clarkia purpurea subsp. quadrivulnera David J. Keil, with Mike Mattina 2010-5-31 30791 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI78330  Clarkia purpurea subsp. quadrivulnera Melody Dickens 1980-4-20 16 BH San Luis Obispo On Black Hill, Morro Bay State Park Comment
  UC373534  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-17 41 San Luis Obispo road between Atascadero and Morro (at summit of grade) 350 Comment
  UCR160292  Clarkia purpurea subsp. quadrivulnera George K. Helmkamp 2004-5-1 8554 San Luis Obispo Central Coast, south of Arroyo Grande along Calif. Hwy 1, south of Callender Rd beside Conoco-Phillips refinery 30 Comment
  POM32284  Clarkia purpurea subsp. quadrivulnera R. W. Summers 1883-5-25 2001 San Luis Obispo Coast Hills Comment
  CAS-BOT-BC164556  Clarkia purpurea subsp. viminea David D. Keck; Wm. M. Hiesey 1940-5-30 5101 San Luis Obispo 6 mi. S. of San Luis Obispo Comment
  CAS-BOT-BC165043  Clarkia rubicunda R. F. Hoover 1947-8-17 7387 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  CDA15211  Clarkia speciosa subsp. immaculata G. F. Hrusa 1998-7-21 14749 San Luis Obispo South Coast Ranges; Adj. to Price Canyon Rd. 2 mi. SW of intersection w/Hwy 227 at Edna. Comment
  UC127288  Clarkia speciosa subsp. speciosa Benj. Cobb 1907-1 15 San Luis Obispo Paso Robles Comment
  UC373506  Clarkia speciosa subsp. speciosa C. L. Hitchcock 1928-6-17 40 San Luis Obispo road between Atascadero and Morro (at summit of grade) 350 Comment
  CAS-BOT-BC165376  Clarkia speciosa subsp. speciosa R. F. Hoover 1946-6-2 6123 San Luis Obispo Mariana Creek, east side of La Panza Range Comment
  OBI58538  Clarkia speciosa subsp. speciosa David J. Keil 1998-6-10 27740 San Luis Obispo At intersection of Hwy 58 and Creston-O'Donnovan Rd., 9 road miles E of Santa Margarita. Comment
  RSA108160  Clarkia speciosa subsp. speciosa Harlan Lewis, M. Lewis 1947-6-25 485 San Luis Obispo Santa Margarita to Creston road on east side of Salinas River bridge Comment
  RSA108161  Clarkia speciosa subsp. speciosa Harlan Lewis, M. Lewis 1947-6-25 482 San Luis Obispo Road to Creston, 1.6 mi. north of Santa Margarita to Pozo Road Comment
  LA206101  Clarkia tembloriensis H. Lewis; M. Lewis 1952-5-1 909 P San Luis Obispo Creston- La Panza Ranch road, 3.6 mi from highway 178 Comment
  RSA719907  Clarkia tembloriensis subsp. tembloriensis Nancy Smith, M. Huerta 2004-4-14 s.n. San Luis Obispo On Hwy 58, 0.6 miles SW of Kern county line. Comment
  OBI65030  Claytonia exigua Greg Wilvert 2005-4-9 201 San Luis Obispo SE Half of the Caliente Range. Above Lawson Spring 850 Comment
  OBI58508  Claytonia exigua subsp. exigua David J. Keil 1998-5-11 27218 San Luis Obispo Caliente Range, 5.1 mi from Soda Lake Rd. along Selby Rd. Comment
  OBI10772  Claytonia exigua subsp. exigua Robert F. Hoover 1950-4-2 7779 San Luis Obispo 11 mi E of Creston on La Panza rd Comment
  OBI64544  Claytonia gypsophiloides David J. Keil, with V. L. Holland 1997-3-29 29238 San Luis Obispo Santa Lucia Mountains. Santa Rita Road, ca. 4.4 road miles east from junction with Old Creek Road Comment
  UCD100645  Claytonia parviflora G. F. Hrusa 1995-5-28 12235 San Luis Obispo San Luis Obispo County: at SE base of Ridge 2. 500 Comment
  UCD100652  Claytonia parviflora A. C. Sanders 2002-5-4 25040 San Luis Obispo San Jacinto Mtns.: Idyllwild, Pine Crest Ave., NE of Hwy 243. 1677 Comment
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Sep 9 2014
  OBI55388  Claytonia parviflora subsp. parviflora David J. Keil, with Kathleen A. Keil 1997-3-8 26078 San Luis Obispo La Panza Mts. Junction of Red Hill Road and Highway 58. Comment
  OBI78300  Claytonia parviflora subsp. parviflora Steven A. Junak 1990-4-26 4200 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Santa Lucia Mts: near N boundary of Cuesta Ridge Botanical Area, ca 0.4mi S of Tassajera crk rd at S end of dirt rd on Ames property, which is 1.8 mi W of intersection with hwy 101 518 Comment
  CDA11582  Claytonia perfoliata subsp. mexicana G. F. Hrusa 1993-5-22 11104 A San Luis Obispo Los Padres National Forest, Black Butte Research Natural Area. Radio Facility 2 access road. Comment
  OBI58502  Claytonia perfoliata subsp. perfoliata David J. Keil 1998-3-27 26468 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  SBBG44588  Clematis lasiantha L. W. Edge 1972-4-4 112 San Luis Obispo Cerro Alto forestry camp off Hwy 41, E fork of Morro Crk Comment
  UC729679  Clematis lasiantha Carl B. Wolf 1929-4-16 3651 San Luis Obispo 6 mi. e. Morro Bay (narrow canyon of Morro Creek) 243 Comment
  SBBG119653  Clematis ligusticifolia E. Painter, M. Wetherwax, J. Greenhouse 2003-6-23 CR 460 San Luis Obispo Camp Roberts 203 Comment
  OBI66692  Clinopodium douglasii D. R. Miller 1994-6-21 694 -467 San Luis Obispo Pine Mt Region. Next to Corral Meadow; Pico crk drainage 900 Comment
  SBBG109476  Cnicus benedictus C. B. Hardham 1957-5-5 1829 San Luis Obispo Parkhill Rd, 0.25 mi E of Creston-Santa Margarita Rd Comment
  OBI6303  Collinsia heterophylla Robert F. Hoover 1968-4-17 11051 San Luis Obispo Elkhorn Hills Comment
  OBI9592  Collinsia heterophylla Eben McMillan 1952-5-2 93 San Luis Obispo Choice Valley, 1 mi S, 8 mi E of Shandon Comment
  OBI9593  Collinsia heterophylla F. Rush May-56 118 San Luis Obispo Mt SLO Comment
  SEINET7063521  Collinsia heterophylla A. G. Vestal 1947-4-4 s.n. San Luis Obispo Jeep trail in Sulphur Canyon. UTM Zone 11, 250609mE, 3874572mN. (WGS84/NAD83). 625 Comment
  UCR160565  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2005-6-7 9544 San Luis Obispo Outer South Coast Ranges, along Huasna Road, 1.3 mile west of Huasna Townsite Road 305 Comment
  OBI79807  Collomia heterophylla D. R. Miller 2013-4-17 413 .1049 San Luis Obispo The Rocky Butte/Pine Mountain Region, Main Road highway shoulder, just down from Oksen's road junction, San Simeon Creek drainage. 738 Comment
  OBI77249  Conicosia elongata Tawney Odegard 1985-1-25 6 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
  UC1532835  Conicosia elongata Robert F. Thorne 1968-6-7 37752 San Luis Obispo sand dunes w. Oso Flaco Lake (between Oceano & Guadalupe); Oso Flaco Dunes 10 Comment
  OBI53893  Conicosia pugioniformis Arthur W. Hazebrook 1992-10-25 160 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl along base of NE facing slope Comment
  OBI31675  Conium maculatum Smeltzer, Turnquist 1982-4-21 62 San Luis Obispo Collected from rear parking area along NE lake edge in Laguna Lake Park Comment
  OBI35735  Conium maculatum Allison Berry 1984-4-10 94 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  RSA585613  Conium maculatum F. L. Johnson 1993-6-23 ROB 0692 San Luis Obispo Chorro Creek at bicycle repair facility Comment
  CDA5504  Convolvulus arvensis D. Woodard 1986-8-8 30 San Luis Obispo Laguna Lake Park., along trail side. Comment
  JEPS66471  Cordylanthus rigidus subsp. rigidus G. D. Carr 1971-6-30 576 San Luis Obispo just w La Panza Forestry Fire Station (1.8 mi sw of junction with Hwy 58, 100 yds n of La Panza-Pozo Rd) 518 Comment
  OBI9563  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1965-10-6 9712 San Luis Obispo Parkhill district (E of Santa Margarita) Comment
  RSA523323  Cordylanthus rigidus subsp. rigidus L. R. Heckard, T. I. Chuang, R. C. Bacigalupi 1968-7-17 2064 San Luis Obispo Cuesta Pass, just off U.S. Highway 101 at summit on road to KSBY transmitting tower. 488 Comment
  OBI9560  Cordylanthus rigidus subsp. setiger Robert F. Hoover 1957-8-28 8401 San Luis Obispo Between Rocky Butte and Pine Mtn Comment
  CAS-BOT-BC287791  Coreopsis bigelovii R. F. Hoover 1947-4-4 6894 San Luis Obispo W side of Cottonwood Pass Comment
  CAS-BOT-BC287058  Coreopsis calliopsidea Ernest C. Twisselmann 1953-3-1 556 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hardenburgh Place at the head of Gillis Canyon 579 Comment
  RSA329553  Coreopsis calliopsidea Gary D. Wallace 1966-4-2 279 San Luis Obispo Crocker Springs Road, Crocker Canyon in the Temblor Range. 2 miles past oil fields, 13 miles NW of Taft and south of McKittrick. 945 Comment
  CAS-BOT-BC101418  Corethrogyne filaginifolia R. F. Hoover 1946-8-8 6276 San Luis Obispo North end of Morro Bay Comment
  CAS-BOT-BC101428  Corethrogyne filaginifolia R. F. Hoover 1967-9-15 10866 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  CAS-BOT-BC101448  Corethrogyne filaginifolia Ernest C. Twisselmann 1954-10-9 1611 San Luis Obispo Chris Twisselmann Ranch: Eastern San Luis Obispo County 685 Comment
  CAS-BOT-BC101467  Corethrogyne filaginifolia Ernest C. Twisselmann 1954-10-9 1611 San Luis Obispo Chris Twisselmann Ranch 685 Comment
  CAS-BOT-BC101470  Corethrogyne filaginifolia R. F. Hoover 1952-11-1 8275 San Luis Obispo Caliente Mt. Comment
  OBI16641  Corethrogyne filaginifolia Robert F. Hoover 1946-8-17 6302 San Luis Obispo N end of Morro Bay Comment
  OBI16662  Corethrogyne filaginifolia Robert F. Hoover 1966-9-13 10001 San Luis Obispo Ragged Point Comment
  OBI16668  Corethrogyne filaginifolia Robert F. Hoover 1967-9-15 10866 San Luis Obispo Dunes S of Oso Flaco Lake Comment
  OBI51427  Corethrogyne filaginifolia Larry Kelly, David J. Keil 1988-10-1 284 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  RSA507756  Corethrogyne filaginifolia J. C. Semple, S. Heard 1986-8-24 8618 San Luis Obispo Morro Bay Beach dunes N of 'The Rock' Comment
  UC1119267  Corethrogyne filaginifolia B. Bolt 1936-1-14 527 San Luis Obispo 2 mi sse mouth of Osos Creek; Cayucos Quadrangle 45 Comment
  UC455828  Corethrogyne filaginifolia I. J. Condit 1908-6-20 San Luis Obispo Cuesta Comment
  UCR263705  Corethrogyne filaginifolia Mark A. Elvin, Jason Storlie 2014-10-10 7667 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, beach of Pacific Ocean at southern edge of refuge 14 Comment
  UC1285322  Corethrogyne filaginifolia R. F. Hoover 1964-8-13 9207 San Luis Obispo San Bernardo Creek San Bernardo Creek (both n and s slopes) Comment
  UC410848  Cornus glabrata Alice Eastwood 1928-5-17 15142 San Luis Obispo along old rd. to Pozo San Luis Obispo Comment
  SBBG108195  Cornus sericea subsp. sericea C. B. Hardham 1957-5-30 2075 San Luis Obispo Las Tablas Crk, 7X Ranch Comment
  SBBG34918  Cornus sericea subsp. sericea Mrs. R. W. Summers -- San Luis Obispo hills near Lea Comment
  OBI59216  Cortaderia jubata David J. Keil 1998-12-16 28206 San Luis Obispo Pismo Beach. Embankment below access rd to shopping center NE of intersection of hwy 101 and Oak Park Rd Comment
  OBI38471  Cotula coronopifolia Eric Wise 1982-6-24 1517 San Luis Obispo Warden Lake. N of Los Osos valley Rd Comment
  RSA0051523  Cotula coronopifolia A. Lee Haines 1973-5-19 s.n. San Luis Obispo Along east shore of Morro Bay. 3 Comment
  RSA171039  Cotula coronopifolia R. F. Thorne, Percy C. Everett 1963-6-12 32273 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. 8 Comment
  SBBG34889  Cotula coronopifolia Mrs. R. W. Summers 1889-1-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC427923  Crassula aquatica Ernest C. Twisselmann 1969-5-19 15308 San Luis Obispo Estrella Plains: 0.5 mile north of Highway 46 on Jardine Road. 213 Comment
  OBI80209  Crassula connata David J. Keil 1978-3-25 12680 San Luis Obispo Irving Ranch. Comment
  OBI45299  Crocanthemum scoparium David J. Keil 1985-4-6 18524 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon; ridge S of the Arroyo, SW of cutoff oxbow area Comment
  OBI77945  Crocanthemum scoparium David J. Keil, Dirk Walters 1986-5-2 19296 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  SBBG94327  Crocanthemum scoparium var. scoparium T. J. Ayer with S. Junak 1989-6-22 768 San Luis Obispo slopes below TV towers at eastern edge of Botanical Area, ca. 2.7 mi W of Hwy 101 just E of W Cuesta Ridge Rd Comment
  RSA660610  Croton californicus Austin P. Griffiths 1980-8-28 s.n. San Luis Obispo Arroyo Grande, behind Fair Oaks alleys, 1051 Grand Avenue. in parking lot near SE edge. Comment
  SEINET238923  Croton californicus Mark Meredith 1984-2-3 25 San Luis Obispo Montana De Oro sand dunes next to Los Osos Valley Rd and Pecho Rd Los Osos Old stabilized sand dunes. Comment
  OBI54911  Crypsis schoenoides David J. Keil 1996-9-13 26043 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  RSA769865  Crypsis schoenoides David J. Keil 2010-10-21 30937 San Luis Obispo Whale Rock Reservoir, Cayucos 65 Comment
  OBI79698  Cryptantha David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31327 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
  OBI83665  Cryptantha clevelandii Christina Leedham, Caroline Vielhaur, Daniel Gonzalez, Natasha Beepath, Riley Lait, Keaton Riordan 2017-4-28 5 San Luis Obispo Up the path past Oso Flaco Lake boardwalk, north of the trail. 5 Comment
  SBBG106805  Cryptantha clevelandii C. B. Hardham 1956-5-27 776 San Luis Obispo Paradise Valley, Atascadero Comment
  OBI20725  Cryptantha clevelandii var. florosa G. Thomas Robbins, John Weiler 1959-8-8 4149 San Luis Obispo About 1.5 mi SE of Oso Flaco Lake 15 Comment
  POM72814  Cryptantha clevelandii var. florosa Marcus E. Jones 1882-5-6 s.n. San Luis Obispo San Luis Obispo Comment
  UCR50370  Cryptantha corollata F. R. Fosberg 1929-4-13 S- 01205 San Luis Obispo 25 mi from Santa Maria, toward Cuyama. 400 Comment
  OBI20740  Cryptantha flaccida Robert F. Hoover 1947-3-30 6840 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  UCR161216  Cryptantha intermedia George K. Helmkamp, E. A. Helmkamp 2005-3-5 9031 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  OBI67150  Cryptantha intermedia M. Wetherwax & E. L. Painter, E. L. Painter 2002-4-21 CR- 290 San Luis Obispo Camp Roberts. Roadside, Training Area Q, near W boundary of installation. UTMs NAD27: zone 10, 694845E, 3958367N 350 Comment
  SBBG107127  Cryptantha leiocarpa C. B. Hardham 1959-5-21 4659 San Luis Obispo Arroyo de la Cruz Comment
  SBBG88988  Cryptantha leiocarpa C. F. Smith 1987-4-16 12101 San Luis Obispo Guadalupe Oil Field, N of Santa Maria River, ca. 100 yards from beach Comment
  OBI54187  Cryptantha muricata David J. Keil, Kathleen Keil 1995-4-15 24875 San Luis Obispo Shell Crk Rd, a 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI20782  Cryptantha muricata Robert F. Hoover 1947-4-20 6971 San Luis Obispo Pilitas Crk district Comment
  OBI20788  Cryptantha muricata Robert F. Hoover 1952-5-11 8178 San Luis Obispo W slope of La Panza Range, where swept by fire last summer Comment
  SBBG28769  Cryptantha nevadensis I. W. Clokey, C. B. Clokey 1937-4-13 5823 San Luis Obispo SE corner of county 800 Comment
  RSA0027693  Cryptantha nevadensis var. rigida Greg Wilvert 2005-3-24 29 San Luis Obispo Approx. 1.6 km NNW of Wells Canyon. 939 Comment
  SBBG44962  Cryptantha oxygona I. W. Clokey, C. B. Clokey 1937-4-13 5825 San Luis Obispo SE corner of county 800 Comment
  OBI65079  Cryptantha pterocarya Greg Wilvert 2005-4-25 318 San Luis Obispo SE Half of the Caliente Range. 1.1 km SW of Wells spring 982 Comment
  RSA0028209  Cryptantha pterocarya Greg Wilvert 2005-4-25 318 San Luis Obispo 1.1 kilometers SW of Wells Spring. 982 Comment
  OBI75191  Cucurbita foetidissima David J. Keil 2011-9-15 31098 San Luis Obispo South end of Morro Bay. 5 Comment
  OBI64741  Cuscuta californica var. californica D. R. Miller 1995-7-28 795 -595 San Luis Obispo Pine Mt Region. NW slope of Pine mt at Cole Gate; Marmolejo Crk drainage 914 Comment
  OBI54311  Cuscuta indecora var. indecora David J. Keil 1996-6-25 25913 San Luis Obispo Laguna lake Park and vicinity, San Luis Obispo 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
  OBI75764  Cuscuta subinclusa D. R. Miller 2011-8-11 811 .984 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. Near spring area, along fence line at Cline cabin, Tobacco crk drainage 488 Comment
  UC635240  Cuscuta subinclusa H. L. Mason 1929-10-12 5496 San Luis Obispo 9.5 mi w Atascadero Comment
  OBI23043  Cyclospermum leptophyllum David J. Keil 1979-11-13 13677 San Luis Obispo Cal Poly Campus Comment
  OBI31091  Cynodon dactylon Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI26506  Cynodon dactylon Kathlene Henry 1979-7-27 19 San Luis Obispo San Luis Obispo, Laguna Lake City park 30 Comment
  OBI82484  Cyperus eragrostis David J. Keil 2015-7-8 33301 San Luis Obispo Atascadero. Southeast of intersection of El Camino Real and San Rafael Road 280 Comment
  OBI30688  Cyperus niger Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC67967  Cystopteris fragilis Clare B. Hardham 1957-6-8 2211 San Luis Obispo Santa Lucia Mountains - Camp Natoma, Franklin Creek Comment
  CAS-BOT-BC189777  Dactylis glomerata John Thomas Howell 1964-6-30 40883 San Luis Obispo Cambria. Comment
  CAS-BOT-BC186647  Danthonia californica Marcus E. Jones 1882-5-9 3248 San Luis Obispo San Luis Obispo Comment
  OBI5583  Danthonia californica Sharon Jochums 1974-5-19 248 San Luis Obispo Near Piedras Blancas Comment
  OBI73324  Datura wrightii David J. Keil 2009-9-11 30661 San Luis Obispo South end of dam at Lake Nacimiento Comment
  SBBG118021  Daucus pusillus E. Painter, M. Wetherwax, T. Morosco 2001-4-29 CR 232 San Luis Obispo NE of jct of Tower and C-25 Rds, Training Area O; Camp Roberts 180 Comment
  SBBG34829  Deinandra corymbosa Mrs. R. W. Summers -Aug-1884 San Luis Obispo Los Osos Valley Comment
  CAS-BOT-BC299156  Deinandra corymbosa subsp. corymbosa Mrs. R. W. Summers 1886-8-1 448 San Luis Obispo Los Osos Comment
  CAS-BOT-BC299187  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1947-8-9 7362 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  CAS-BOT-BC299161  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1966-9-13 10010 San Luis Obispo Point Seirra Nevada Comment
  OBI16271  Deinandra fasciculata Robert F. Hoover 1947-6-2 7255 San Luis Obispo Near Cayucos Comment
  CAS-BOT-BC299351  Deinandra increscens subsp. increscens R. F. Hoover 1965-8-1 9497 San Luis Obispo Valley west of Mt. Bishop Comment
  UC1069552  Deinandra increscens subsp. increscens N. K. Carlson 1936-3-19 172 San Luis Obispo 0.9 mi se Callender; Arroyo Grande 45 Comment
  UC1069554  Deinandra increscens subsp. increscens N. K. Carlson 1936-3-18 122 San Luis Obispo 1 mi e Nipomo Hill; Arroyo Grande Quad. Comment
  CAS-BOT-BC299366  Deinandra increscens subsp. increscens Alice Eastwood 1927-7-30 14979 San Luis Obispo On road from Arroya Grande and Huasna Comment
  OBI16158  Deinandra increscens subsp. increscens Robert F. Hoover 1966-9-12 9978 San Luis Obispo Site of Bellevue-Santa Fe school, just N of Hidden Valley Hot Springs Comment
  UC185673  Deinandra increscens subsp. increscens Katharine Brandegee 1912-1 San Luis Obispo Comment
  CAS-BOT-BC291907  Deinandra pallida R. F. Hoover 1967-3-28 10312 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  OBI16152  Deinandra paniculata Robert F. Hoover 1965-10-6 9716 San Luis Obispo 4 mi N of Pozo Comment
  JEPS123172  Deinandra pentactis Richard Spellenberg 2015-4-3 15039 San Luis Obispo Shell Creek Road 1/2 km N of CA Highway 58. Comment
  CAS-BOT-BC292074  Deinandra pentactis H. M. Hall 1931-8-7 13206 San Luis Obispo 2.2 miles west of Atascadero Comment
  SBBG14979  Deinandra pentactis E. C. Twisselmann 1962-10-10 7916 San Luis Obispo Carrisa Plains School, large undeveloped area of school grounds 624 Comment
  UCD131170  Deinandra pentactis L. P. Janeway 1988-4-10 2743 San Luis Obispo San Luis Obispo County: near Middle Ranch Huerhuero Cr. ca. 3.5 miles south of Creston. 388 Comment
  UCD131171  Deinandra pentactis L. P. Janeway 1988-4-11 2750 San Luis Obispo San Luis Obispo County: along Creston Road (Hwy 229) 0.7 mile north of Calf Canyon Road (Hwy 58). 426 Comment
  CAS-BOT-BC8683  Delphinium gypsophilum R. F. Hoover 1967-5-20 10578 San Luis Obispo West side of Carrizo Plain about 1 mi. S of California Valley headquarters Comment
  RSA68775  Delphinium gypsophilum subsp. gypsophilum F. Brubaker 1929-5-4 s.n. San Luis Obispo Near summit of hills and probably near boundary of Kern and San Luis.; west of McKittrick Comment
  PASA2557  Delphinium parryi Margaret Stason May 14 314 San Luis Obispo Near Huasna school Comment
  RSA122774  Delphinium parryi C. M. Belshaw 1936-3-25 1729 San Luis Obispo 3.6 miles ENE of Valencia Peak, Cayucos. 396 Comment
  UCD96280  Delphinium parryi Marc Meyer; Justin Albert 1995-3-26 7 San Luis Obispo San Luis Obispo County: Carrizo Plain; 2 mi. W. of Soda Lake Rd.; 2 mi. N. of Simmler Rd. 630 Comment
  RSA149675  Delphinium parryi subsp. blochmaniae C. Epling, H. Lewis 1945-4-23 33 San Luis Obispo West of Nipomo Comment
  SBBG119664  Delphinium parryi subsp. eastwoodiae E. Painter, M. Wetherwax, K. Downing 2002-5-8 SLO 260 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 77 Comment
  OBI10616  Delphinium parryi subsp. eastwoodiae Fred W. Rush 1956-5-1 25 San Luis Obispo Mt. San Luis Comment
  CAS-BOT-BC121441  Delphinium parryi subsp. parryi Clare Butterworth Hardham 1957-4-27 1757 San Luis Obispo Footgills of Caliente Mt. edge of Carrisa Plains Comment
  CAS-BOT-BC116356  Delphinium parryi subsp. parryi Ernest C. Twisselmann 1956-5-7 2782 San Luis Obispo Maxey Ranch in the low hills east of Cholame Valley 518 Comment
  CAS-BOT-BC116361  Delphinium parryi subsp. parryi Ernest C. Twisselmann 1962-5-17 7168 San Luis Obispo Goldtree Hills, about 0.5 mile south of Grant's Lake 541 Comment
  CAS-BOT-BC121455  Delphinium parryi subsp. parryi Ernest C. Twisselmann 1962-5-17 7168 San Luis Obispo Goldtree Hills, about 0.5 mile south of Grant's Lake 541 Comment
  OBI10630  Delphinium recurvatum Robert F. Hoover 1967-5-20 10580 San Luis Obispo W side of Carrizo Plain about one mi S of Calif Valley HQ Comment
  UC1126366  Dendromecon rigida H. C. Lee 1937-5-8 886 San Luis Obispo 3 1/2 mi sw Templeton; Paso Robles Quadrangle (130D) Comment
  OBI11831  Dendromecon rigida Robert J. Rodin 1957-4-9 6132 San Luis Obispo Near crest of Cuesta Pass, 4 mi N of SLO Comment
  OBI33365  Dendromecon rigida David J. Keil 1982-3-20 15746 San Luis Obispo San Luis Range in Irish Hills along dirt road leading from See Cyn rd to Hibberd Preserve Comment
  OBI60634  Deschampsia danthonioides David J. Keil 1986-4-13 19166 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  UCR170958  Deschampsia danthonioides R. E. Riefner Jr. 2002-4-4 02- 68 San Luis Obispo San Andreas Rift, Carrizo Plain, due east c. 2 miles off Soda Lake Rd., c. 5 miles south of Soda Lake 584 Comment
  CAS-BOT-BC201615  Deschampsia danthonioides R. F. Hoover 1964-5-10 8753 San Luis Obispo Near Paso Robles Airport Comment
  OBI65045  Descurainia pinnata Greg Wilvert 2005-4-16 248 San Luis Obispo SE Half of the Caliente Range. 1.8 km NW of Quail spring reservoir 1009 Comment
  SBBG86516  Descurainia pinnata C. F. Smith 1957-4-21 5156 San Luis Obispo Hwy 399 (St Hwy 33), E of Hwy 166, turnoff to Maricopa Comment
  CAS-BOT-BC43218  Descurainia pinnata subsp. brachycarpa Ernest C. Twisselmann 1955-3-22 1757 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Plains 2 miles east of Soda Lake. 640 Comment
  CAS-BOT-BC43219  Descurainia pinnata subsp. brachycarpa Ernest C. Twisselmann 1955-3-22 1757 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Plains 2 miles east of Soda Lake. 640 Comment
  UCR121774  Descurainia pinnata subsp. glabra George K. Helmkamp 2002-4-20 7462 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  UCR100926  Descurainia sophia George K. Helmkamp, E. A. Helmkamp 1998-4-8 3209 San Luis Obispo Elkhorn Grade Rd, 6.3 mi. NW of jct with Calif. hwy 33 (roughly west of Maricopa) 549 Comment
  OBI28824  Descurainia sophia Melissa Luckow, With CNPS 1981-4-18 673 San Luis Obispo Just N of Soda Lake Comment
  RSA216844  Dichanthelium acuminatum var. fasciculatum Robert F. Hoover 1966-9-13 10012 San Luis Obispo Cambria. Comment
  UC454405  Dichelostemma capitatum I. J. Condit 1910-5-14 San Luis Obispo Osos Valley Comment
  UCR161329  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2005-3-5 9018 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness north of Lake Lopez, Upper Lopez Canyon Road, 7.2 mi north of jct with Lopez Road and at Water End Road 174 Comment
  OBI80752  Digitaria sanguinalis David J. Keil 1992-10-19 23836 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  OBI52750  Digitaria sanguinalis David J. Keil, with V. L. Holland 1991-8-22 22567 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-BC150705  Diplacus calycinus Mary E. Wall 1933-5-11 s.n. San Luis Obispo Santa Margarita, Eldorado School Comment
  OBI65420  Diplacus congdonii David J. Keil, with Jepson Herbarium weekend Workshop field trip participants 2006-3-31 30426 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 deg. 20.91'N, 120 deg. 31.20'W 427 Comment
  SBBG107620  Diplacus longiflorus C. B. Hardham 1959-5-20 4566 San Luis Obispo Cantinas Crk 243 Comment
  SD25205  Diplacus longiflorus Frank F. Gander 1939-5-15 7544 San Luis Obispo Near La Panza Public Camp, Los Padres Nat. Forest Comment
  OBI14792  Dipsacus sativus Robert J. Rodin 1964-7-9 7078 San Luis Obispo Poly Cyn on campus of Calif State Polytechnic College, San Luis Obispo Comment
  OBI30851  Distichlis spicata Julie M. Vanderwier 1979-5-19 166 San Luis Obispo Indian Knob Tar Sands Comment
  OBI77693  Distichlis spicata David J. Keil, Eric Wise 1981-5-25 14796 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  JEPS86709  Dodecatheon clevelandii subsp. insulare L. R. Heckard with Jim Hickman et al. 1987-4-9 6645 San Luis Obispo 1.5 mi e of junction route 229 (on route 58 (Calf Canyon Rd., NE of Santa Margarita)); ne of Santa Margarita 400 Comment
  UC1276316  Downingia cuspidata R. F. Hoover 1958-5-12 8474 San Luis Obispo 1 mi n Creston (on road toward Shandon) Comment
  POM306663  Drymocallis glandulosa var. wrangelliana Henry J. Ramsey 1940-4-20 1492 San Luis Obispo Hwy 41, near Templeton Comment
  UC1583859  Drymocallis glandulosa var. wrangelliana David Keil with Lynne Dee Oyler and Rick Oyler 1986-5-17 19448 San Luis Obispo along ranch road ca 5 mi s Santa Margarita (Santa Margarita Ranch, eastern base of Santa Lucia Mts in area locally the eastern boundary of the Las Pilitas fire of July 1985); e base Santa Lucia Mountains, s of Santa Margarita Comment
  OBI15248  Dudleya abramsii subsp. murina John Young 1967-4-4 1 San Luis Obispo Poly Cyn, W side of hill slope Comment
  SBBG119464  Dudleya abramsii subsp. murina D. H. Wilken 2006-5-25 16292 San Luis Obispo slopes below Rinconada Mine site, ca. 2 km W of confluence of Salsipuedes and Rinconada crks 520 Comment
  OBI15261  Dudleya caespitosa Robert F. Hoover 1969-3-25 11189 San Luis Obispo S side of Morro Rock Comment
  SEINET6911854  Dudleya caespitosa J. L. Crane, J. D. Schoknecht 1988-8-19 163 San Luis Obispo Coastal Highway 1, north of San Simeon. Comment
  OBI32375  Dudleya lanceolata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-9 16063 San Luis Obispo Rd to top of Cypress mtn from Warrens' Cabin Comment
  OBI35285  Dudleya lanceolata Melody Dickens 1980-7-4 40 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  UC56372  Dudleya lanceolata Mrs. R. W. Summers San Luis Obispo Comment
  UC56373  Dudleya lanceolata Mrs. R. W. Summers 1886-1 296 San Luis Obispo Santa Lucia Mtns Comment
  OBI32086  Dudleya palmeri David J. Keil 1981-6-20 14926 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI31245  Dudleya pulverulenta Joy Nishida 1982-8-12 521 San Luis Obispo 1.2 mi S of American Cyn campground Comment
  OBI15242  Dudleya pulverulenta Robert F. Hoover 1964-7-9 9133 San Luis Obispo Rinconada Crk 5 mi SE of Santa Margarita Comment
  SBBG32168  Dysphania ambrosioides E. C. Twisselmann 1968-10-21 15038 San Luis Obispo Salinas River just N of the Hwy 46 bridge; Paso Robles 181 Comment
  UC2027537  Eastwoodia elegans Greg Wilvert 2005-4-30 369 San Luis Obispo Southeast Half of Caliente Range: 1 km E of Padrones Spring. Comment
  OBI6477  Echinodorus berteroi Shirley Sparling 1970-10-1 1371 San Luis Obispo Along the edge of a pond just N of the airport on the campus of Calif Poltechnic College, San Luis Obispo Comment
  UCD84529  Ehrharta calycina Ellen Dean; T. Starbuck, M. Starbuck 2010-3-21 5825 San Luis Obispo San Luis Obispo County. Town of los Osos. Along Ramona Ave by Sweet Spring Preserve. 39 Comment
  UCSB30276  Ehrharta calycina Hardham, Clare 1958-4-10 San Luis Obispo York Mt; west of Templeton Comment
  SBBG109666  Eleocharis bella C. B. Hardham 1958-4-19 4258 San Luis Obispo 0.7 mi W of Huerhuero Bridge, Hwy 41 just E of Paso Robles Comment
  OBI35141  Eleocharis coloradoensis Eric Wise 1983-6-30 1717 San Luis Obispo Santa Margarita Lake: Man made reservoir in salinas River chnl Comment
  OBI39980  Eleocharis macrostachya Eric Wise 1984-4-29 1875 San Luis Obispo Little Morro Crk. From the laguna to the Hwy 1 overpass Comment
  CAS-BOT-BC112949  Eleocharis macrostachya Clare Butterworth Hardham 1957-6-4 2066 San Luis Obispo San Marcos Creek near Oak Flat Road. Comment
  OBI35162  Eleocharis macrostachya Eric Wise 1981-6-15 599 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Turri Rd, 1mi E of So. Bay Blvd Comment
  OBI35168  Eleocharis macrostachya Eric Wise 1981-6-27 729 b San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Alamo Crk near Twitchell Res Comment
  OBI5394  Eleocharis macrostachya Robert J. Rodin 1956-5-22 6070 San Luis Obispo Just S of Atascadero Comment
  UCSB51307  Eleocharis macrostachya Ferren, Wayne 1984-4-18 San Luis Obispo Proposed natural preserve, Upper Campground Area, San Simeon State Beach 60 Comment
  SEINET2445090  Elymus elymoides subsp. elymoides Steven A. Junak 1990-5-15 4330 San Luis Obispo Santa Lucia Mountains: near S edge of Cuesta Ridge Botanical Area, on W side of upper middle fork of Chorro Creek, along old road on W side of Pick and Shovel Mine, about 0.1 mi S of house ruins.; 0 579 Comment
  SD245208  Elymus farctus subsp. boreali-atlanticus David J. Keil, Nancy Lagrille, Dieter Wilken, Mark Skinner 2012-8-28 31511 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Foredunes and lagoon in vicinity of mouth of Pismo Creek. 7 Comment
  OBI21749  Elymus glaucus Robert F. Hoover 1964-6-12 9052 San Luis Obispo Near Rocky Butte fire lookout Comment
  OBI21775  Elymus multisetus Eben McMillan 1952-5-29 136 San Luis Obispo Choice Valley, 1 mi So 8 mi E Comment
  RSA585615  Elymus multisetus F. L. Johnson, E. A. Young 1993-5-25 ROB 0602 San Luis Obispo 0.5 km NE of Gate 11 on Nacimento Rd. Comment
  SBBG112388  Elymus multisetus D. Keil, V. L. Holland 1999-6-9 28367 San Luis Obispo ca. 100 m radius from intersection of F1 Rd and D34 Rd; Camp Roberts 371 Comment
  OBI51750  Elymus triticoides R. Mike Arens 1994-6-10 82 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near Botanical Garden foot bridge 152 Comment
  OBI51948  Emmenanthe penduliflora Steven A. Junak, Tina J. Ayers 1989-7-14 4112 San Luis Obispo Cuesta Ridge Botanical Area: Extreme N edge of Botanical Area, at end of powerline rd 0.4 mi SW of intersection with Tassajera Crk rd; intersection is 1.8 mi W of hwy 101 506 Comment
  RSA0020353  Encelia actoni Greg Wilvert 2005-4-30 368 San Luis Obispo Southeast half of the Caliente Range. 1 km E of Padrones Spring. 945 Comment
  CAS-BOT-BC81658  Ephedra californica R. F. Hoover 1967-3-28 10321 San Luis Obispo Temblor Range near north end of Elkhorn Plain Comment
  OBI80905  Ephedra viridis G. F. Hrusa 2005-4-1 16411 San Luis Obispo w and above Lawson Spring. West end of Padrone Canyon Rd. 853 Comment
  UCR134431  Epilobium brachycarpum George K. Helmkamp 2003-9-19 8152 San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  OBI30988  Epilobium canum Julie M. Vanderwier 1979-8-11 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC166404  Epilobium canum subsp. canum Ernest C. Twisselmann 1965-11-2 11713 San Luis Obispo Highway 1, just north of San Carpojo Creek 60 Comment
  CAS-BOT-BC166419  Epilobium canum subsp. canum Mrs. R. W. Summers 1884-4-1 s.n. San Luis Obispo Unspecified Comment
  CAS-BOT-BC166429  Epilobium canum subsp. canum Alice Eastwood 1927-7-30 14998 San Luis Obispo On road between Arroya Grande & Huasna Comment
  UCR132056  Epilobium ciliatum subsp. ciliatum George K. Helmkamp 2003-7-31 8056 San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  UCR134430  Epilobium ciliatum subsp. ciliatum George K. Helmkamp 2003-9-19 8150 A San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  UCR91830  Epilobium ciliatum subsp. watsonii George K. Helmkamp 1996-5-25 1066 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  OBI37147  Epilobium ciliatum subsp. watsonii Eric Wise 1981-9-17 1110 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 Comment
  OBI58532  Epilobium cleistogamum David J. Keil 1998-5-6 27113 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  OBI58528  Epilobium minutum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27496 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., 15 road miles NE of junction with Hwy 1. Hearst Ranch near Pine hut and Rocky Butte (35 deg. 42.164' N x 121 deg. 05.781' W). 853 Comment
  RSA43144  Epipactis gigantea Robert F. Hoover 1947-4-27 7108 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero. Comment
  OBI82564  Equisetum laevigatum David J. Keil, with Bill Waycott, Neil Havlik, and Ron Rothman 2016-3-4 33537 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rothman property at 6140 High Laurel Lane 400 Comment
  OBI35077  Equisetum laevigatum Eric Wise 1981-9-29 1220 San Luis Obispo Lopez Canyon. Approx. 6 miles NW of Hi Mtn. Road. Comment
  CAS-BOT-BC57595  Equisetum telmateia John Thomas Howell 1964-6-30 40890 San Luis Obispo Monterey Pine Forest, Cambria Comment
  CAS-BOT-BC204499  Eragrostis cilianensis Ernest C. Twisselmann 1967-9-8 13673 San Luis Obispo Temblor Range and the Western San Joaquin Valley. T. Franklin Twisselmann residence, Choice Valley 640 Comment
  CAS-BOT-BC284151  Eragrostis pectinacea var. pectinacea R. F. Hoover 1958-5-24 8483 San Luis Obispo Salinas River bridge east of Santa Margarita Comment
  UCD64396  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1960-10-12 6018 San Luis Obispo San Luis Obispo County: Raymond Twisselmann residence, Shandon. 329 Comment
  CAS-BOT-BC209647  Eremalche parryi R. F. Hoover 1952-4-8 8083 San Luis Obispo La Panza district Comment
  SJSU3379  Eremalche parryi C. W. Sharsmith 1962-4-21 6852 A San Luis Obispo Recruit Canyon (lower reaches) near Crocker Peak, Temblor Range Comment
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Oct 27 2012
  SJSU3320  Eremalche parryi C. W. Sharsmith 1962-4-19 6772 San Luis Obispo Carrizo Plain c. 5 mi N of Crocker Peak of Temblor Range 762 Comment
  OBI59617  Eremalche parryi subsp. kernensis Clifton F. Smith 1991-4-9 12181 San Luis Obispo Along Elkhorn Hills rd near Crocker Grade area Comment
  SBBG83984  Eremalche parryi subsp. parryi C. F. Smith 1986-5-15 12094 San Luis Obispo W of Caliente Mtn lookout 1524 Comment
  OBI58522  Eremothera boothii subsp. decorticans David J. Keil 1998-4-20 26830 San Luis Obispo Nacimiento Lake Drive, 1.3 miles W of junction with San marcos Rd., 7 road miles W of junction with US 101, W of Paso Robles. Comment
  SD120582  Eriastrum calocyanum Barbara Ertter, Jeffrey Strachan 1980-5-15 3404 San Luis Obispo South side of Highway 58, 0.6 mile east of San Juan Creek, Syncline Hill grade west of Carrizo Plain. 548 Comment
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Aug 9 2011
  JEPS69012  Eriastrum densifolium William S. Cooper 1925-8-20 157 San Luis Obispo Callender Comment
  CAS-BOT-BC26281  Eriastrum densifolium subsp. densifolium Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes Ranch Comment
  RSA0107370  Eriastrum densifolium subsp. densifolium E. A. Purer 1933-7-20 s.n. San Luis Obispo five miles N of Guadalupe. Comment
  UC124871  Eriastrum densifolium subsp. elongatum E. Palmer, M. D. July 1876 413 San Luis Obispo n San Luis Obispo; Coast Range Comment
  CAS-BOT-BC514389  Eriastrum densifolium subsp. elongatum R. F. Hoover 1946-6-29 6207 San Luis Obispo Atascadero Comment
  OBI56296  Eriastrum densifolium subsp. elongatum Butterworth 1999-7-30 309 San Luis Obispo Carrizo Plain Natural Area. Round rocks, 1/4 mi E of Elkhorn Rd 762 Comment
  RSA0107360  Eriastrum densifolium var. patens David J. Keil 1982-6-27 16323 San Luis Obispo Hills overlooking Los Osos from the south. Comment
  CAS-BOT-BC187941  Eriastrum hooveri R. F. Hoover 1967-6-4 10601 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain Comment
  SBBG99004  Eriastrum pluriflorum C. F. Smith 1991-6-25 12218 San Luis Obispo just below summit pass on Caliente Mtn ridge, overlooking Carrizo Plain 1371 Comment
  CAS-BOT-BC514838  Eriastrum pluriflorum subsp. pluriflorum David D. Keck 1934-4-26 2800 San Luis Obispo 4 mi S of Cholame on road to Annette Comment
  CAS-BOT-BC292900  Ericameria ericoides R. F. Hoover 1969-9-21 11603 San Luis Obispo South end of Morrow Bay Comment
  SBBG8340  Ericameria ericoides C. B. Hardham 1957-9-1 2537 San Luis Obispo Tierra Redonda (Bee Rock) Comment
  UCR132553  Ericameria ericoides George K. Helmkamp 2003-9-8 8121 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  UCR13855  Ericameria ericoides George K. Helmkamp 1973-8-8 s.n. San Luis Obispo Central Coast, Morro Bay, Baywood Park, hillside c. 1 mi from ocean 3 Comment
  OBI4412  Ericameria ericoides Robert J. Rodin 1970-9-10 8425 San Luis Obispo 300 yards from Pacific Ocean near a shell mound in Pismo Beach State Park Comment
  RSA261403  Ericameria ericoides Roman Gankin, G. L. Webster, Ken Milam, Ed Gedling 1966-9-24 s.n. San Luis Obispo Summit of Noyes road, Arroyo Grande. Comment
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Jul 6 2012
  CDA15094  Ericameria linearifolia G. F. Hrusa 1998-3-26 14175 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. N side of ridge betw. S side of Swain Pasture and Swain Wash approx. 5 mi. S of Panorama Rd inters. w/Soda Lake Rd. Comment
  PGM5513  Ericameria linearifolia Beatrice F Howitt 1958-4-28 San Luis Obispo Carissa Plains, Carissa Plains Comment
  UCD40578  Ericameria linearifolia Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1543 San Luis Obispo San Luis Obispo County: La Panza Mountain Range, west of Carrizo Plain. Along Hwy 58, between Santa Margarita and Soda Lake Road, about 27 road miles east of the intersection of Hwys 58 and 229, just east of the bridge over San Juan Creek. 481 Comment
  OBI15436  Ericameria linearifolia Robert F. Hoover 1966-3-30 9778 San Luis Obispo First large cyn N of Crocker Grade, W side of Temblor Range Comment
  UC2027035  Ericameria nauseosa var. hololeuca Greg Wilvert with George Butterworth 2005-11-2 533 San Luis Obispo Southeast Half of the Caliente Range. 0.9 km N of Semper Spring Comment
  CDA17916  Erigeron blochmaniae Austin Griffiths, M. D. Knudsen, K. G. Jones & G. A. Solzgeber 1986-6-11 s.n. San Luis Obispo Pismo Dunes; At SW corner of causeway, Oso Flaco Lake. 0 Comment
  OBI75766  Erigeron foliosus var. foliosus D. R. Miller 2011-7-27 711 .977 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. This stand is on edge of main road on N slope of pie Mt. Marmolejo crk drainage. T26S, R8E, Sect 10 on topo map-Pebblestone shut-in 957 Comment
  PASA1731  Erigeron glaucus M. Stason 1929-5-5 San Luis Obispo Ocean bluffs near Cambria Comment
  CAS-BOT-BC300056  Erigeron philadelphicus Ernest C. Twisselmann 1972-4-1 18597 San Luis Obispo Canyon of Arroyo Grande Creek, ca. 4.5 miles east of Lopez Lake 243 Comment
  UC579271  Erigeron philadelphicus var. philadelphicus N. K. Carlson 1936-3-20 193 San Luis Obispo 2 mi e Isley Hill; Arroyo Grand Quad. 182 Comment
  UC455838  Erigeron philadelphicus var. philadelphicus I. J. Condit 1908-3-14 San Luis Obispo school canon California Polytechnic School Comment
  RSA139891  Eriodictyon californicum Clare B. Hardham 1960-6-1 5952 San Luis Obispo Santa Lucia Mountains; Burnett Peak. Comment
  OBI13960  Eriodictyon crassifolium var. nigrescens Robert F. Hoover 1946-10-13 6488 San Luis Obispo Cuyama River at bridge on hwy just below Gypsum Cyn Comment
  CAS-BOT-BC188076  Eriodictyon tomentosum Alice Eastwood; John Thomas Howell 1936-5-8 2305 San Luis Obispo La Panza Mountains Comment
  UCR160392  Eriodictyon tomentosum George K. Helmkamp, E. A. Helmkamp 2005-6-9 9617 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road 378 Comment
  CDA11525  Eriodictyon traskiae subsp. smithii G. F. Hrusa 1995-5-28 12320 San Luis Obispo Black Butte Research Natural Area; Ridge immediately SW of Radio Facility 2 (Peak 1). Comment
  CAS-BOT-BC248573  Eriogonum angulosum R. F. Hoover 1967-6-4 10606 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  CAS-BOT-BC248562  Eriogonum angulosum Clare B. Hardham 1957-10-16 2679 San Luis Obispo Santa Lucia Mountains. Nacimiento Lake Comment
  RSA239160  Eriogonum baileyi var. baileyi James L. Reveal, Caroline G. Reveal 1972-8-3 2842 San Luis Obispo Along the road to Bitterwater valley, 2.2 miles south of California Highway 46, about 3 miles south of Cholame. Comment
  CAS-BOT-BC241986  Eriogonum cinereum Ernest C. Twisselmann 1966-9-10 12798 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  SEINET7545228  Eriogonum cithariforme S. G. Stokes 1933-1 125 San Luis Obispo San Luis Obispo to Pismo Beach Comment
  CAS-BOT-BC242519  Eriogonum clavatum R. F. Hoover 1967-3-27 10281 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  CAS-BOT-BC242553  Eriogonum covilleanum Alice Eastwood; John Thomas Howell 1937-4-29 4111 San Luis Obispo San Diego Canyon, Temblor Range Comment
  CDA22578  Eriogonum elongatum T. C. Fuller 1962-7-19 9261 San Luis Obispo Gillis Canyon, Red Hills, ca. 7.1 miles southeast of Shandon. 0 Comment
  OBI30635  Eriogonum fasciculatum Neil Havlik 1967-5-14 326 -18 San Luis Obispo 2 mi E of Navajo campground, La Panza district, Los Padres Natl Forest Comment
  CAS-BOT-BC249895  Eriogonum fasciculatum var. fasciculatum R. F. Hoover 1965-8-1 9494 San Luis Obispo Cuesta Park, San Luis Obispo Comment
  CAS-BOT-BC249998  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1965-6-17 9437 San Luis Obispo Ridge nw. of Cuesta Pass Comment
  CAS-BOT-BC249988  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1969-6-24 11397 San Luis Obispo San Luis Obispo, adjacent to Cuesta Park Comment
  RSA216864  Eriogonum fasciculatum var. foliolosum Robert F. Hoover 1966-10-7 10114 San Luis Obispo Cuyama highway (State 166) between Suey Creek and Huasna River. Comment
  UCR160394  Eriogonum fasciculatum var. polifolium George K. Helmkamp, E. A. Helmkamp 2005-6-9 9616 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
  RSA216842  Eriogonum gracile var. gracile Robert F. Hoover 1966-10-1 10104 San Luis Obispo Lower Lopez Canyon Comment
  RSA216853  Eriogonum gracile var. gracile Robert F. Hoover 1966-10-5 10111 San Luis Obispo Nipomo Mesa south of Black Lake Canyon. Comment
  OBI60934  Eriogonum gracile var. gracile David J. Keil 2002-9-12 29925 San Luis Obispo North of Arroyo Grande, W Ormonde Road, ca. 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 W Ormonde Road 107 Comment
  UCD147157  Eriogonum gracillimum Rachelle Boul; T. Keeler-Wolf, A. Georgeades 2008-4-3 CARR 55 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 583 Comment
  CAS-BOT-BC261161  Eriogonum gracillimum Chester Dudley 1939-6-1 s.n. San Luis Obispo West edge of Carrizo Plains Comment
  CAS-BOT-BC261187  Eriogonum heermannii var. heermannii R. F. Hoover 1953-9-9 8330 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC257483  Eriogonum inerme var. inerme C. Butterworth; Clare B. Hardham 1960-6-10 6591 San Luis Obispo Black Mt., east of Creston, Highland Dist. 914 Comment
  RSA179953  Eriogonum inflatum var. inflatum E. C. Twisselmann 1965-4-25 10549 San Luis Obispo Hills at the summit of Palo Prieta Canyon. Comment
  SBBG1530  Eriogonum latifolium C. B. Hardham 1959-9-27 4989 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC261430  Eriogonum nudum var. indictum Ernest C. Twisselmann 1968-10-17 15018 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta [Prieto] Canyon 548 Comment
  UC1220407  Eriogonum nudum var. indictum J. A. Powell 1963-8-23 387 San Luis Obispo 7 mi ne Cholame (Cottonwood Pass); Cottonwood Pass Comment
  CAS-BOT-BC257906  Eriogonum parvifolium Alice Eastwood 1927-7-31 15012 San Luis Obispo Along road between Atascadero & Morro Comment
  UC1409201  Eriogonum parvifolium C. W. Tilforth, John Dourley 1972-8-23 633 San Luis Obispo sand dunes between Oso Flaco Lake and ocean Comment
  CAS-BOT-BC257890  Eriogonum parvifolium C. V. Morton 1955-9-6 8704 San Luis Obispo Near San Simeon Comment
  POM165300  Eriogonum parvifolium var. parvifolium M. Alice King 1895-06 s.n. San Luis Obispo Pismo Beach Comment
  CAS-BOT-BC268387  Eriogonum roseum Clare B. Hardham 1964-6-19 12056 San Luis Obispo Santa Lucia Mountains. Waterdog Creek 609 Comment
  CDA16070  Eriogonum roseum G. F. Hrusa, G. Butterworth 2000-9-3 15704 San Luis Obispo Carrizo Plain; Saucito House area, Bromley Pasture. 0 Comment
  CAS-BOT-BC268361  Eriogonum roseum Ernest C. Twisselmann 1953-9-18 770 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: 8 miles south of Cholame Comment
  CAS-BOT-BC263435  Eriogonum temblorense Ernest C. Twisselmann 1954-9-10 1569 San Luis Obispo Cottonwood Pass, 6 miles east of Cholame, Temblor Range and the Western San Joaquin Valley 563 Comment
  OBI10930  Eriogonum viridescens Robert F. Hoover 1946-9-14 6376 San Luis Obispo Santa Margarita Comment
  SDSU7208  Eriogonum viridescens D. F. Howe 1962-7-23 3346 San Luis Obispo Lake Nacimiento. 244 Comment
  UCD163542  Eriogonum viridescens CNPS Melinda Elster; Sara Taylor 2015-5-12 CARR- 962 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 780 Comment
  OBI57065  Eriophyllum confertiflorum Frederic Hrusa 1993-5-20 11064 San Luis Obispo Big Falls Crk 200 Comment
  OBI80940  Eriophyllum confertiflorum Zane Westmoreland, Scott Emrich, Stephanie Aurelius 2015-4-23 9 San Luis Obispo South Hills Open Space Comment
  CAS-BOT-BC304111  Eriophyllum confertiflorum Ernest C. Twisselmann 1954-5-1 1138 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Lower Associated Canyon: 7 miles W of Simmler 731 Comment
  CAS-BOT-BC304121  Eriophyllum confertiflorum Chester Dudley 1936-5-1 s.n. San Luis Obispo Indian Creek, between Creston and [unreadable] Comment
  OBI16499  Eriophyllum confertiflorum Ed Zimmerman 1966-5-12 61 San Luis Obispo Squire Cyn Comment
  RSA586168  Eriophyllum confertiflorum M. D. Proctor, E. A. Young 1993-4-16 ROB 0427 San Luis Obispo 1.5 km WNW of Chorro Reservation Comment
  UCSB71624  Eriophyllum confertiflorum McMinn, H.; Maino, E. 1931-3-31 San Luis Obispo Hazard Beach Comment
  SBBG8169  Eriophyllum confertiflorum var. confertiflorum C. B. Hardham 1958-5-7 3210 San Luis Obispo between Bee Rock and the Nacimiento River Comment
  UC1118298  Eriophyllum confertiflorum var. confertiflorum H. C. Lee 1936-3-3 447 San Luis Obispo 0.75 mi s of Reed's; Arroyo Grande Quadrangle 182 Comment
  UCR118385  Eriophyllum confertiflorum var. confertiflorum George K. Helmkamp, E. A. Helmkamp 1998-6-30 4239 San Luis Obispo Central Coast Ranges, Irish Hills, Prefumo Canyon, 2.1 mi SW of Los Osos Valley Rd. 198 Comment
  OBI72462  Eriophyllum confertiflorum var. confertiflorum M. Petroelje 1998-5-19 s.n. San Luis Obispo Camp San Luis Obispo. NE facing slope, ca. 1.9 mi NW of Alpha Range, W of Whiskey Springs, LCTA Plt 307 475 Comment
  SBBG32260  Eriophyllum multicaule L. S. Rose 1968-4-9 68032 San Luis Obispo Baywood Park, Morro Bay 15 Comment
  SBBG85846  Eriophyllum multicaule C. F. Smith 1951-4-19 3041 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  PGM5338  Eriophyllum multicaule Beatrice F Howitt 1958-4-29 San Luis Obispo King City and Paso Robles between, Along Highway 101 Comment
  UCD103140  Erodium brachycarpum Ernest C. Twisselmann 1961-4-3 6032 San Luis Obispo Eastern San Luis Obispo County: Head of Palo Prieta Creek, Dorothy Twisselmann Ranch, Shandon. 609 Comment
  OBI81194  Erodium cicutarium David J. Keil 2015-2-14 32589 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  CDA11540  Erysimum capitatum G. F. Hrusa, D. Ragan 1995-6-2 12369 San Luis Obispo Black Butte Research Natural Area, east of Cuesta Pass 2 mi. Terminus of Ridge 1. Comment
  CDA15184  Erysimum capitatum G. F. Hrusa 1998-4-27 14292 San Luis Obispo Caliente Range; Lower Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. Comment
  OBI15034  Erysimum capitatum var. capitatum John Thomas Howell 1948-6-15 24361 San Luis Obispo Red Hills SE of Shandon 762 Comment
  OBI15036  Erysimum capitatum var. capitatum Robert F. Hoover 1953-5-16 8303 San Luis Obispo Foothills on NE side of Carrizo Plain, 5 mi NE of Simmler Comment
  CAS-BOT-BC55221  Erysimum suffrutescens Chester Dudley 1936-7-1 s.n. San Luis Obispo Morro. Comment
  POM306665  Erysimum suffrutescens Henry J. Ramsey, Henry J. Ramsey 1940-4-21 1490 San Luis Obispo Morro Bay region. Comment
  UCSB21857  Erysimum suffrutescens del Moral, S. 1967-4-22 San Luis Obispo Edge of Oso Flaco, 3 miles northwest of Guadalupe 3 Comment
  CAS-BOT-BC55222  Erysimum suffrutescens Ira L. Wiggins 1929-4-15 3579 San Luis Obispo North of Guadalupe at cross roads to Calander. Comment
  CAS-BOT-BC55224  Erysimum suffrutescens Mrs. R. W. Summers 1890-5-1 s.n. San Luis Obispo Unspecified. Comment
  OBI72582  Erysimum suffrutescens Wendy Thackery 2002-3-3 14 San Luis Obispo Broderson fire rd; NW Irish Hills, Los Osos 30 Comment
  CAS-BOT-BC402817  Eschscholzia caespitosa R. F. Hoover 1949-4-6 7584 San Luis Obispo Poly Canyon Comment
  CAS-BOT-BC402827  Eschscholzia caespitosa Clare B. Hardham 1956-4-4 376 San Luis Obispo Santa Lucia Mountains. Marquart Ranch, Jack Mt. Comment
  OBI11801  Eschscholzia californica Mrs. Robert F. Hoover 1962-2-23 41 San Luis Obispo Cambria district Comment
  SEINET7063615  Eschscholzia californica A. G. Vestal 1947-4-12 s.n. San Luis Obispo Terrace in Cuyama Valley and the Cuyama River. UTM Zone 10, 765849mE, 3889100mN. (WGS84/NAD83). 396 Comment
  SEINET7072791  Eschscholzia californica 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. Coordinate datum: NAD27. Comment
  UCD94078  Eschscholzia californica Shannon M. Still 2006-5-14 96 San Luis Obispo California. San Luis Obispo County: Along CA-58 ca. 1 mi. north/east of junction with CA-229. 422 Comment
  OBI29317  Eschscholzia californica Lou Morton 1981-5-17 s.n. San Luis Obispo In Laguna Lake Park Comment
  OBI31533  Eschscholzia californica Joy Nishida 1982-5-29 410 San Luis Obispo American Cyn, .2 mi S of American Cyn campground 518 Comment
  JEPS91058  Eschscholzia hypecoides Dean Wm. Taylor with Glenn L. Clifton 1988-3-12 9390 San Luis Obispo n base of hills 2 mi ne of Wells Ranch (Carrizo Plain); Carrizo Plain 701 Comment
  CAS-BOT-BC76470  Eschscholzia lemmonii Ernest C. Twisselmann 1962-4-2 6750 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Davidson Hills just east of Grant's Lake. 594 Comment
  RSA247120  Eschscholzia lemmonii subsp. lemmonii Gary D. Wallace, D. H. Wilken 1966-4-2 301 San Luis Obispo In Temblor Range, along Crocker Springs Road. Comment
  HSC91570  Eucalyptus cladocalyx Susan H. Bicknell 1988-8-17 San Luis Obispo Montana de Oro State Park, Hayard Canyon. Comment
  OBI22942  Eucalyptus polyanthemos Mike Griffin 1976-4-8 1 San Luis Obispo Cal Poly campus Comment
  HSC93327  Eucalyptus tereticornis Susan H. Bicknell 1988-11-26 San Luis Obispo Montana de Oro State Park, Camp Keep. Comment
  OBI68149  Eucalyptus viminalis Matt Ritter 2006-1-2 37 San Luis Obispo On Broad St. between road and French Hospital Parking Lot Comment
  SD148144  Eucrypta chrysanthemifolia var. chrysanthemifolia G. K. Helmkamp, E. A. Helmkamp 2001-5-2 6620 San Luis Obispo La Panza Range: CA-58, 11.2 miles east of Santa Margarita. 487 Comment
  OBI55255  Eucrypta chrysanthemifolia var. chrysanthemifolia Greg Frugoli 1997-4-7 32 San Luis Obispo Black Mtn Rd, La Panza Range, Los Padres NF (Hwy 58 burn area) 543 Comment
  OBI65416  Euphorbia helioscopia David J. Keil 2006-3-5 30425 San Luis Obispo San Luis Obispo. Los Osos Valley Road, jusy east of overpass over US Route 101 and San Luis Creek Comment
  OBI66469  Euphorbia oblongata David J. Keil June2005 s.n. San Luis Obispo Four crk project site, San Luis Obispo. Orcutt rd between Broad St and RR tracks Comment
  CAS-BOT-BC207085  Euphorbia ocellata John Thomas Howell 1948-6-15 24353 San Luis Obispo Red Hills SE of Shandon 762 Comment
  OBI66998  Euphorbia spathulata D. R. Miller 1994-4-19 494 -208 San Luis Obispo Pine Mt Region. Horse Slide area of Cyn trl, Pico Crk drainage 792 Comment
  UC1285284  Euphorbia spathulata R. F. Hoover 1949-5-1 7653 San Luis Obispo at junction of Cottonwood road and Polonio Pass road (Cholame Valley); Cholame Valley Comment
  OBI77920  Extriplex californica Todd Wendler 1981-5-19 s.n. San Luis Obispo W of Nipomo. 4 mi W of State hwy 1 at Oso Flaco lake rd Comment
  SBBG109466  Festuca C. B. Hardham 1961-4-26 6936 San Luis Obispo Franklin Grade, Adelaida Comment
  OBI21869  Festuca bromoides Fred W. Rush Jun-56 35 San Luis Obispo E. central slope, Mt SLO Comment
  UCR190647  Festuca dertonensis George K. Helmkamp, E. A. Helmkamp 2005-3-25 9224 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
  OBI69455  Festuca elmeri David J. Keil 2008-5-1 30519 San Luis Obispo Montana de Oro State Park. Coon Creek trail. 70 Comment
  SBBG104288  Festuca microstachys M. D. Proctor, E. A. Young 1993-4-12 ROB 378 San Luis Obispo 0.5 km E of Sat Com on E Perimeter Rd; Camp Roberts Comment
  OBI50162  Festuca microstachys Michael Curto, L. Allen, R. Pimentel, & R. Riggins 1992-4-12 821 San Luis Obispo Carrizo Plain: between CA Hwy 58 and Soda Lake, ~5km E of Soda Lake Rd on Belmont Trl 600 Comment
  SBBG86313  Festuca microstachys C. F. Smith 1947-6-22 2052 San Luis Obispo Ian McMillan ranch-house up Gillis Cyn, NE of Shandon Comment
  SBBG104816  Festuca perennis M. D. Proctor, E. A. Young 1993-3-20 ROB 271 San Luis Obispo ca. 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI17964  Festuca perennis LynneDee Althouse 1977-4-16 57 San Luis Obispo Wolfe's Horse Ranch, near San Luis High School. Near reservoir 130 Comment
  OBI21961  Festuca perennis Robert F. Hoover 1947-6-2 7263 San Luis Obispo Mouth of Chorro crk Comment
  OBI66799  Festuca perennis D. R. Miller 1994-5-5 594 -319 San Luis Obispo Pine Mt Region. In trail way of Cyn Tr near Indian Rock; Pico Crk drainage 817 Comment
  OBI66992  Fragaria vesca D. R. Miller 1994-4-12 494 -198 San Luis Obispo Pine Mt Region, in Almaden flats lower forest edge, Pico Crk drainage 875 Comment
  OBI10300  Frangula californica subsp. californica Robert F. Hoover 1965-9-7 9522 San Luis Obispo Santa Rita Crk W of Templeton Comment
  SBBG34848  Frangula californica subsp. californica Mrs. R. W. Summers -Apr-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI29949  Frangula californica subsp. californica Donald Price 1972-5-10 2 San Luis Obispo hwy 41, 5 mi E of Morro Bay Comment
  OBI19385  Frankenia salina D. Waive Stager 1972-8-21 44 San Luis Obispo Shark's Inlet, Morro Bay state park sand spit Comment
  RSA739773  Frankenia salina John Dittes, Josephine Guardino 2007-6-30 1455 San Luis Obispo Undesignated section of San Geronimo Land Grant, Central Coast, Coastal terrace, 1.8 air mile W of Cayumos State Beach. 24 Comment
  UC456209  Fraxinus dipetala C. L. Flint 1914-3-29 San Luis Obispo Paso Robles Comment
  UC1418503  Fremontodendron californicum subsp. californicum Robert J. Rodin 1974-5-4 9489 San Luis Obispo Cuesta Road nw of Highway 101 only on left side of road Highway 101; Cuesta Road Comment
  RSA15701  Fritillaria affinis Carl B. Wolf 1929-4-13 3447 San Luis Obispo 3 miles S of Paso Robles. 213 Comment
  UC454435  Fritillaria affinis I. J. Condit 1908-4-2 San Luis Obispo Lopez Canyon Comment
  OBI21380  Fritillaria biflora Robert F. Hoover 1947-3-8 6652 San Luis Obispo San Simeon Comment
  RSA760011  Fritillaria biflora Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6831 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, 7 air miles N of San Simeon, 2-3 miles from Hwy 1 122 Comment
  UC1134590  Fritillaria biflora N. K. Carlson 1936-3-22 210 San Luis Obispo .8 mi s of Mine Hill 114 Comment
  UC1134591  Fritillaria biflora C. M. Belshaw 1936-3-20 1670 San Luis Obispo 2.1 mi nw of Tar Spring Ranch 243 Comment
  CAS-BOT-BC130286  Fritillaria biflora Ira L. Wiggins 1949-4-9 11996 San Luis Obispo 1.5 miles south of Atascadero Comment
  SEINET196139  Fritillaria lanceolata Bernard Miossi 1940-3-19 225 San Luis Obispo Near Hwy. 101 4 miles south of Santa Margarita. 366 Comment
  OBI27298  Galium andrewsii Robert L. Allen, Nancy E. Arnold 1981-5-17 312 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza mts Comment
  OBI46204  Galium andrewsii David J. Keil 1982-6-27 16331 San Luis Obispo Hills overlooking Los Osos from the south Comment
  JEPS90072  Galium andrewsii subsp. andrewsii Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13721 San Luis Obispo ridge between Coon Creek and Crowbar Canyon (ca. 0.5 mi. e. of Last benchmark, on PG & E Diablo Canyon Nuclear Power Plant facility site, Irish Hills); S. Coast Ranges, Port San Luis 7 1/2 Quad. 1979 ed., Irish H 381 Comment
  OBI31375  Galium aparine Joy Nishida, Julie Oxford 1982-4-16 324 San Luis Obispo American Cyn. .6 mi S of campground 579 Comment
  UCR115566  Galium aparine George K. Helmkamp, E. A. Helmkamp 2000-4-20 5393 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  OBI19932  Galium aparine Walter F. Chesebro 1978-5-26 250 J San Luis Obispo Montana de Oro State park. Coon Crk Comment
  OBI32349  Galium aparine David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15936 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk Rd and Fiscalini Ranch Rd on dirt rd leading onto slopes to Cypress Mtn Comment
  OBI66589  Galium californicum subsp. flaccidum D. R. Miller 1994-5-12 594 -355 San Luis Obispo Pie Mts Region; E slope of Pine Mt; Pico Crk draninage 945 Comment
  OBI9937  Galium californicum subsp. flaccidum Robert F. Hoover 1964-6-6 8941 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI51361  Galium californicum subsp. maritimum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .7 San Luis Obispo SW section of San Simeon state park 10 Comment
  OBI55359  Galium murale David J. Keil 1998-4-20 26860 San Luis Obispo Nacimiento Lake Road, 1.1 miles N of Gateway Drive. Comment
  RSA586360  Galium nuttallii subsp. nuttallii F. L. Johnson, E. A. Young 1993-5-24 s.n. San Luis Obispo 2 km SE of Twin Bridges on Boyscout Rd. Comment
  OBI73072  Galium parisiense David J. Keil 2000-5-31 28789 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 9.5 miles east from junction with Highway 1 Comment
  UC28248  Galium porrigens Mrs. Blochman May 1895 San Luis Obispo Comment
  OBI53518  Galium porrigens Arthur W. Hazebrook 1992-5-2 111 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  SD39775  Galium porrigens var. porrigens Edith A. Purer 1933-7-20 5072 San Luis Obispo Stabilized sand dunes, northwest of Guadalupe Comment
  UC578636  Gamochaeta ustulata C. M. Belshaw 1936-3-31 1764 San Luis Obispo 2 1/2 mi nw Morro; Camcos Quadrangle 15 Comment
  CAS-BOT-BC303462  Gamochaeta ustulata J. E. Roadhouse 1905-1-1 s.n. San Luis Obispo Near San Luis Obispo Comment
  UC1122633  Garrya elliptica N. French 1936-1-13 666 San Luis Obispo Cuesta Pass; San Luis Obispo Quad. 487 Comment
  CAS-BOT-BC208388  Garrya elliptica R. F. Hoover 1946-11-16 6554 San Luis Obispo Upper Arroyo Grande, near top of ridge opposite County Park Comment
  CAS-BOT-BC144756  Garrya veatchii Roxana S. Ferris 1939-6-20 9792 San Luis Obispo chaparral; 4 miles west of Paso Robles on Peachy Canyon Road Comment
  UC57525  Garrya veatchii J. H. Barber 1900-2-18 1006 San Luis Obispo Peachy Canyon Comment
  CAS-BOT-BC144761  Garrya veatchii W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho Mountains Comment
  OBI14144  Garrya veatchii R. D. Page 1962-1-27 26 San Luis Obispo Cuesta Grade Comment
  OBI29650  Gastridium phleoides David J. Keil, Dirk Walters 1980-4-26 13813 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI46206  Gastridium phleoides David J. Keil 1982-6-27 16329 San Luis Obispo Hills overlooking Los Osos from the S Comment
  SBBG93747  Gastridium phleoides T. J. Ayers with S. A. Junak 1989-6-22 763 San Luis Obispo powerline rd 0.3 mi SW of intersection with Tassajara Crk Rd, ca. 1.8 mi W of Hwy 101 Comment
  OBI59086  Gastridium phleoides David J. Keil 1998-5-4 27057 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  CAS-BOT-BC283921  Gastridium ventricosum R. F. Hoover 1964-7-12 9193 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC283911  Gastridium ventricosum Ernest C. Twisselmann 1956-6-13 2936 San Luis Obispo La Panza Range. NE spur of Black Mountain, around a campsite 536 Comment
  UC1120970  Gaultheria shallon B. Bolt 1936-3-25 649 San Luis Obispo 3/4 mi s of mouth of Hazard Canyon 182 Comment
  UCR122605  Geranium dissectum George K. Helmkamp 1995-12-23 120 San Luis Obispo Central Coast, Pygmy Forest Preserve at the south end of Morro Bay, city of Baywood Park, South Bay Blvd 15 Comment
  RSA0028478  Geranium dissectum I. L. Wiggins 1929-5-21 3718 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI79799  Gilia David J. Keil, with Matt Ritter, Taylor Crow, Dan Sinton, et al. 2013-4-6 31570 San Luis Obispo Avenales Ranch, south of Pozo 420 Comment
  UCD163553  Gilia CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 1126 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument, on the valley floor. 590 Comment
  SBBG49351  Gilia achilleifolia J. Copeland 1974-3-10 1052 San Luis Obispo Grand View Mesa, Nipomo Comment
  RSA48969  Gilia achilleifolia Verne Grant, Alva Grant 1948-5-29 8562 San Luis Obispo in School Canyon, 3 miles east of Hwy 101, north of SLO Comment
  UC133747  Gilia achilleifolia subsp. achilleifolia Miss M. M. Miles 134 San Luis Obispo San Luis Obispo Comment
  UC1502530  Gilia achilleifolia subsp. achilleifolia Daniel J. Schoen 1979-5-10 San Luis Obispo Population #77011 Population Name: Park Hill Road (Park Hill Road) Comment
  UCD67265  Gilia achilleifolia subsp. multicaulis G. F. Hrusa; D. Ragan 1995-6-20 12359 San Luis Obispo Black Butte Research Natural Area. S-facing hillslope immediately adjacent to main ridge road. Approx. 200 m. N of Entrance 1, 1/2 m. N of Mt. Lowe. Disturbed area along roadside. Small-flowered form, very rare in this area. Annual, flowers blue. 600 Comment
  CDA16867  Gilia clivorum G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  RSA0020942  Gilia latiflora Greg Wilvert 2005-4-5 142 San Luis Obispo 200 m SE of Wells Spring. 959 Comment
  CAS-BOT-BC225364  Gilia latiflora subsp. davyi David D. Keck; J. Clausen 1935-4-9 3108 San Luis Obispo Summit of Polonio Pass, 5 miles east of Cholame, on road to Lost Hills 579 Comment
  RSA150746  Gilia minor P. H. Raven 1962-3-24 16964 San Luis Obispo Just southwest of Cholame. 351 Comment
  UCR4484  Gilia tenuiflora Frank C. Vasek 1960-4-10 600410- 20 San Luis Obispo Coast Range, La Panza Public Campground on the Pozo Road, between Pozo and La Panza 671 Comment
  RSA113503  Gilia tenuiflora Clare B. Hardham 1957-5-4 1860 San Luis Obispo Sierra Redonda. Comment
  RSA150792  Gilia tenuiflora Clare B. Hardham 1962-5-31 10253 San Luis Obispo Huasna Creek, east of Arroyo Grande. Comment
  SEINET7040137  Gilia tenuiflora A. G. Vestal 1962-4-10 San Luis Obispo 0.1 mile northwest of Pozo junction [PoZo], UTM Zone 10, 738820mE, 3909675mN. Comment
  UC463215  Gilia tenuiflora subsp. tenuiflora Roxana S. Ferris 1929-4-10 7619 San Luis Obispo between Guadalupe and Callender; between Guadalupe and Callender Comment
  UC52764  Gilia tenuiflora subsp. tenuiflora Rev. R. W. Summers 1886-4-23 561 San Luis Obispo Santa Margarita fossil-bed Comment
  RSA0020947  Gilia tricolor Greg Wilvert 2005-4-5 121 San Luis Obispo 1.5 km S of Soda Lake Road along Padrones Canyon Road. 806 Comment
  JEPS35310  Githopsis diffusa subsp. robusta R. F. Hoover 1952-5-11 7199 San Luis Obispo Navajo Camp La Panza Range Comment
  OBI65757  Githopsis diffusa subsp. robusta D. R. Miller 1995-5-16 595 -578 San Luis Obispo Pine Mt region. Winsors cut area, on rd to mines below William's field; Pico Crk drainage 800 Comment
  SBBG82931  Glaux maritima C. F. Smith 1957-10-16 5645 San Luis Obispo Dune Lakes S of Oceano Comment
  OBI59245  Glebionis coronaria G. F. Hrusa 1998-4-20 14351 San Luis Obispo South Coast Ranges. Waste ground at intersection of Los Berros Rd and US 101 on Nipomo Mesa. USGS quad Oceano 7.5 75 Comment
  UCSC000626  Glechoma hederacea I. J. Condit 2011-4-8 s.n. San Luis Obispo San Luis Obispo, Mrs. Eastman's yard Comment
  UCR91820  Gnaphalium californicum George K. Helmkamp 1996-5-24 1030 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
  OBI55573  Greeneocharis circumscissa George Butterworth 1998-6-13 271 San Luis Obispo Carrizo Plain Natural Area. 50 yds S of Padrones Rd (from calf shed), .9 mi S of Soda Lk Rd T11N, R25W, S28, NWQ 808 Comment
  POM305206  Grindelia hirsutula Henry J. Ramsey, Henry J. Ramsey 1940-4-21 584 San Luis Obispo Morro Bay region Comment
  UC455832  Grindelia hirsutula unknown 65 San Luis Obispo Poly Canyon San Luis Obispo, Poly Canyon 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
  OBI56281  Grindelia squarrosa George Butterworth 1999-7-24 306 San Luis Obispo Carrizo Plain Natural Area. W side of Soda Lake Rd, .3 mi S of Painted Rock Rd. T31S, R20e, S32, NE Qtr 594 Comment
  OBI16368  Grindelia stricta var. platyphylla Robert F. Hoover 1946-8-8 6282 San Luis Obispo N end of Morro Bay Comment
  OBI25573  Grindelia stricta var. platyphylla David J. Keil 1981-5-16 14668 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI56397  Grindelia stricta var. platyphylla David J. Keil 1999-5-20 28348 San Luis Obispo Pismo Beach. Along Crpress Street. Comment
  RSA143337  Guillenia lasiophylla Clare B. Hardham 1960-4-4 5297 San Luis Obispo Santa Lucia Mountains: Cantinas Creek. 244 Comment
  UC455731  Guillenia lasiophylla I. J. Condit 1910-3-30 San Luis Obispo canyon back of Painted Rock; Carisa Plains Comment
  UC524067  Guillenia lasiophylla Ira L. Wiggins 1932-3-25 5852 San Luis Obispo 6 mi n Paso Robles (hillside on w side of highway) Comment
  CAS-BOT-BC304666  Gutierrezia californica Ernest C. Twisselmann 1957-11-7 4117 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Plain, southeastern San Luis Obispo County 731 Comment
  OBI59091  Hainardia cylindrica David J. Keil 1998-5-18 27292 San Luis Obispo Junction Hwy 1 & Villa Creek Rd. N of Cayucos. Comment
  OBI35477  Hazardia squarrosa S. M. Inman 1983-7-20 90 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley rd. past the jctn of Pecho Rd. Right on dirt road after 'deer' sign. Comment
  CAS-BOT-BC302409  Hazardia stenolepis R. F. Hoover 1946-10-6 6474 San Luis Obispo East side of Cottonwood Pass, w. of Kern Co. line Comment
  CAS-BOT-BC302414  Hazardia stenolepis R. F. Hoover 1947-9-19 7402 San Luis Obispo 1 mi. w. of Pozo Comment
  UCR35702  Hedypnois cretica Clare B. Hardham 1960-5-21 5830 San Luis Obispo Central Coast, Santa Lucia Mountains. Green Valley near Cambria Comment
  OBI28804  Hedypnois rhagadioloides Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 748 San Luis Obispo Huasna Rd, near bridge where the Huasna River crosses Comment
  UC897319  Helenium bigelovii Alice Eastwood and John Thomas Howell 1936-5-6 2219 San Luis Obispo Chorro Creek Comment
  OBI16341  Helenium puberulum Robert F. Hoover 1964-8-13 9216 San Luis Obispo Santa Lucia Range. San Bernardo crk Comment
  UCR8984  Helianthemum scoparium var. vulgare J. Patman 1963-5-30 s.n. San Luis Obispo Road to Nipomo, south of Oceano and east of Hwy 1. 45 Comment
  OBI29279  Helianthus bolanderi David J. Keil 1980-9-15 14182 San Luis Obispo Calf Cyn, 0.25 mi W of intersection of Calif hwy 58 and 229. Comment
  CAS-BOT-BC305756  Helianthus gracilentus R. F. Hoover 1952-6-10 8249 San Luis Obispo West side of La Panza Range Comment
  UC532103  Helianthus gracilentus David D. Keck 1934-4-26 2833 San Luis Obispo 7.8 mi w La Panza (w side of Pozo Range) 670 Comment
  UCSB69406  Heliotropium curassavicum Hobson, K.; Pritchett, David 1985-6-23 San Luis Obispo Santa Maria River. Upper SE end of site about 50 feet from dune and riverbed. 6 Comment
  OBI31617  Helminthotheca echioides Turnquist, Smeltzer 1982-7-23 188 San Luis Obispo N of Laguna Lake Park Comment
  SBBG8659  Helminthotheca echioides H. and M. Dearing 1940-8-11 4458 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC309860  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1969-8-15 11546 San Luis Obispo Valley west of Mt. Bishop Comment
  CDA6967  Hemizonia congesta subsp. luzulifolia L. Julian 2000-10-2 4 San Luis Obispo Peterson Ranch, entrance at end of Cal Poly Canyon Road of the State University. Comment
  UC1069543  Hemizonia congesta subsp. luzulifolia G. T. Nordstrom 1937-6-4 1306 San Luis Obispo 2.6 mi nw Mammoth Rock School; Adelaida Quad. 121 Comment
  UC1069545  Hemizonia congesta subsp. luzulifolia P. L. Johannsen 1936-3-21 696 San Luis Obispo 1.5 mi se Terrace Hill; San Luis Obispo Quad. 91 Comment
  UC935676  Hemizonia congesta subsp. luzulifolia LeRoy Abrams 1909-8-24 San Luis Obispo San Luis Obispo Comment
  OBI20389  Hemizonia congesta subsp. luzulifolia Lindon Wiebe 1978-10-1 2 San Luis Obispo Near hwy 1 and Morro Bay Blvd, Morro Bay Comment
  SD56740  Hemizonia congesta subsp. luzulifolia Darley F. Howe 1963-7-1 3570 San Luis Obispo 1.3 mile east of Cayucos. Comment
  NY179265  Hemizonia halliana D. D. Keck 1933-5-4 2170 San Luis Obispo 1.5 miles easterly from Cholame, on the dry flood plain of Cholame Creek 365 Comment
  OBI64182  Hesperevax caulescens David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, and Joann Froland 2001-4-17 29299 San Luis Obispo Camp Roberts "Bee Rock vernal pools" southeast of junction with perimeter road and Bee Rock Rd. Vicinity of 36 deg. 46.381' x 120 deg. 47.138' W Comment
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May 1 2015
  CAS-BOT-BC310242  Hesperevax sparsiflora var. sparsiflora Alice Eastwood; John Thomas Howell 1936-5-6 2220 San Luis Obispo Chorro Creek Comment
  OBI16473  Hesperevax sparsiflora var. sparsiflora Robert F. Hoover 1950-4-21 7846 San Luis Obispo Between Morro Bay and Cayucos (S of toro crk) Comment
  OBI75096  Hesperocnide tenella Michael Walgren 2011-3-3 237 San Luis Obispo Los Osos Oaks state Reserve, Los Osos. Comment
  SBBG96162  Hesperocyparis sargentii C. F. Smith 1968-6-28 10096 San Luis Obispo W of TV towers on rd to Cerro Alto, along ridge W of Cuesta Summit on US Hwy 101 Comment
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May 11 2015
  OBI11728  Hesperomecon linearis Robert F. Hoover 1952-4-8 8078 San Luis Obispo La Panza district Comment
  CAS-BOT-BC422584  Hesperomecon linearis W. R. Ernst 1958-3-30 238 San Luis Obispo About 4 mi. NW of Santa Margarita on Morano Creek. Comment
  CAS-BOT-BC422594  Hesperomecon linearis Alice Eastwood 1896-5-10 s.n. San Luis Obispo Blochman's Ranch, Santa Maria. Near boundary between Santa Barbara and San Luis Obispo Counties Comment
  OBI51749  Hesperoyucca whipplei R. Mike Arens 1994-6-10 83 San Luis Obispo Calif Polytechnic State Univ campus. Poly Cyn near Botanical Garden 152 Comment
  OBI20352  Hesperoyucca whipplei Robert Krause 1971-5-16 10 San Luis Obispo Poly cyn on Calif Polytechnic State univ 244 Comment
  SBBG27202  Heteromeles arbutifolia C. B. Wolf 1932-11-17 4409 San Luis Obispo hillside near summit of grade on rd from Atascadero to Morro Bay Comment
  JEPS20383  Heterotheca grandiflora Miss R. N. Reid 1916-10-11 San Luis Obispo Arroyo Grande Comment
  OBI31113  Heterotheca grandiflora Julie M. Vanderwier 1979-8-15 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI5408  Heterotheca grandiflora Robert J. Rodin 1956-5-29 6082 San Luis Obispo At S end of Morro Bay Comment
  UC1069577  Heterotheca grandiflora H. C. Lee 1936-3-18 518 San Luis Obispo 3/4 mi w Verde; Arroyo Grande Quadrangle Comment
  UC1953358  Heterotheca oregona var. oregona Michael Walgren 2009-8-25 26 San Luis Obispo SAN LUIS OBISPO CO: In CalTrans Highway 1 right-of-way on inland side of bridge over Arroyo de la Cruz. Comment
  OBI72177  Heterotheca sessiliflora E. L. Painter & M. Wetherwax, M. Wetherwax 2002-8-13 CR- 341 San Luis Obispo Camp Roberts. Edges of Generals Rd. Zone 10S, 701380E, 3954793N 242 Comment
  CAS-BOT-BC311318  Heterotheca sessiliflora subsp. echioides Ernest C. Twisselmann 1952-8-3 536 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon (Twisselmann Ranch field) 609 Comment
  OBI49783  Heterotheca sessiliflora subsp. echioides D. R. Miller 1991-9-5 991 1 B San Luis Obispo Along main ridge rd, near Air Strip, upper San Simeon crk area 518 Comment
  UC1285324  Heterotheca sessiliflora subsp. echioides R. F. Hoover 1946-8-18 6313 San Luis Obispo n of La Panza; Cammatti Rancj Comment
  CAS-BOT-BC424397  Heuchera pilosissima B. Clouette & class 1950-5-10 s.n. San Luis Obispo Morro Rock, N slopes Comment
  OBI9779  Heuchera pilosissima Robert F. Hoover 1969-3-25 11190 San Luis Obispo N side of Morro Rock Comment
  CAS-BOT-BC55430  Hirschfeldia incana R. F. Hoover 1965-9-27 9651 San Luis Obispo San Luis Obispo. Foothill Boulevard, at west edge of town. Comment
  OBI25935  Hoita macrostachya Lorraine Vinland 1981-7-3 7 San Luis Obispo 500 Block of Higuera St. Vacant lot Comment
  CAS-BOT-BC289245  Holcus lanatus Ernest C. Twisselmann 1959-5-23 5267 San Luis Obispo Morro Bay, just west of Baywood 3 Comment
  CAS-BOT-BC412719  Hollisteria lanata Ernest C. Twisselmann 1956-5-2 2732 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon 681 Comment
  SEINET10479877  Hollisteria lanata Lewis S. Rose 1936-5-8 Rose 36257 San Luis Obispo Dry slopes. 2 miles E of La Panza. 1700 feet. 520 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
  OBI42311  Holodiscus discolor David J. Keil 1986-6-7 19641 San Luis Obispo Los Osos. along Los Osos Crk downstream from end of Calle cordoniz and on slopes between Calle Cordoniz and the creek bed Comment
  RSA586361  Holodiscus discolor F. L. Johnson, E. A. Young 1993-5-23 s.n. San Luis Obispo Twin Bridges on Boyscout Road Comment
  CAS-BOT-BC289530  Hordeum brachyantherum subsp. californicum Clare B. Hardham 1959-5-6 4427 San Luis Obispo Bee Rock to Nacimiento Lake Road, Santa Lucia Mountains Comment
  POM262004  Hordeum depressum I. L. Wiggins 1929-8-15 3597 San Luis Obispo 8 miles n. w. of San Luis Obispo on highway to Moro Comment
  OBI42187  Hordeum marinum David J. Keil, Lynee Dee Oyler and Rick Oyler 1986-5-17 19499 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
  CAS-BOT-BC285142  Hordeum marinum subsp. gussoneanum R. F. Hoover 1964-5-10 8752 San Luis Obispo Near Paso Robles Airport Comment
  OBI40743  Hordeum murinum David J. Keil, Dirk Walters 1986-5-2 19314 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir cyn 305 Comment
  CAS-BOT-BC289391  Hordeum murinum subsp. glaucum Ernest C. Twisselmann 1955-4-26 1901 San Luis Obispo Painted Rock, Temblor Range and the Western San Joaquin Valley 731 Comment
  UCR122133  Hordeum murinum subsp. leporinum George K. Helmkamp, E. A. Helmkamp 2000-4-21 5463 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  OBI72373  Hordeum vulgare Anthony Baniaga 2010-3-31 83 San Luis Obispo Black Lake cyn, Choin property 57 Comment
  OBI82245  Horkelia cuneata David J. Keil, with V. L. Holland 2015-5-11 33180 San Luis Obispo Arroyo Grande, 400 Aloma Way 90 Comment
  POM305210  Horkelia cuneata Henry J. Ramsey, Henry J. Ramsey 1940-4-21 588 San Luis Obispo Morro Bay region. Comment
  JEPS112684  Horkelia cuneata subsp. cuneata Dean W. Taylor 1994-6-16 14395 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
  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
  RSA128112  Horkelia cuneata subsp. puberula Clare B. Hardham 1959-4-23 4291 San Luis Obispo Atascadero. Shale hills, Santa Barbara Road. Comment
  CAS-BOT-BC537147  Horkelia cuneata var. cuneata R. F. Hoover 1959-5-23 8507 San Luis Obispo Low ridge bordering Los Osos Valley on NE Comment
  CAS-BOT-BC148590  Horkelia cuneata var. puberula Roxana S. Ferris 1939-6-9 9772 San Luis Obispo Northern edge of Atascadero Comment
  CAS-BOT-BC143912  Horkelia cuneata var. sericea R. F. Hoover 1969-5-3 11289 San Luis Obispo 4 mi. w. of Nipomo Comment
  CAS-BOT-BC143393  Horkelia yadonii Ernest C. Twisselmann 1956-6-13 2929 San Luis Obispo Northeast spur of Black Mountain 533 Comment
  SFV20707  Hornungia procumbens P. M. Schiffman 2006-3-25 s. n. San Luis Obispo Carrizo Plain Carrizo Plain National Monument. West side of Soda Lake. 580 Comment
  OBI65726  Hypericum perforatum D. R. Miller, Kathy Fry 2000-8-2 800 /728 San Luis Obispo Inside of Cambria cemetary at end of Bridge St 101 Comment
  JEPS60850  Hypochaeris glabra Ernest C. Twisselmann 1969-4-14 15117 San Luis Obispo 6 mi s of Creston Cammata Rd; La Panza Range. 419 Comment
  CAS-BOT-BC311381  Hypochaeris glabra Ernest C. Twisselmann 1969-4-14 15117 San Luis Obispo La Panza Range. Cammatta Road, 6 miles south of Creston 419 Comment
  RSA43146  Iris douglasiana Robert F. Hoover 1947-3-16 6678 San Luis Obispo San Luis Obispo County: San Carpoforo Creek, near ocean Comment
  OBI77316  Iris pseudacorus Michael Walgren 2012-9-16 286 San Luis Obispo Intersection of hwy 1 and hwy 46 S of Cambria in Green Valley. On the SW corner of the intersection 33 Comment
  CAS-BOT-BC251058  Isocoma acradenia var. bracteosa E. L. Painter; M. Wetherwax 2002-8-13 CR- 339 San Luis Obispo Camp Roberts. On roadside in cantonment area, below water tower, below Headquarters Hill housing 259 Comment
  CAS-BOT-BC324695  Isocoma menziesii var. vernonioides Alice Eastwood 1926-5-3 13799 San Luis Obispo Avila Comment
  OBI45995  Isocoma menziesii var. vernonioides Robert F. Hoover 1966-9-12 9990 San Luis Obispo Just N of Santa Maria River near Santa Maria Comment
  RSA142235  Isolepis carinata Clare B. Hardham 1959-4-12 4227 San Luis Obispo Santa Lucia Mountains: Cambria. Comment
  CAS-BOT-BC112550  Isolepis cernua R. F. Hoover 1964-6-11 9025 San Luis Obispo East end of Los Osos Valley Comment
  OBI65736  Isolepis cernua D. R. Miller 1994-7-23 794 -510 San Luis Obispo Pine Mt Region. Behind Egeberg's water dam, San Simeon Crk drainage 610 Comment
  SBBG104587  Isolepis cernua M. D. Proctor, E. A. Young 1993-4-16 ROB 442 San Luis Obispo W edge of post; Camp San Luis Obispo Comment
  UC1126552  Isomeris arborea N. H. French 1937-3-7 870 San Luis Obispo 8 mi nw Caliente Mt.; McKittrick Quad. 609 Comment
  RSA502805  Jaumea carnosa Timothy S. Ross, Annette Ross 1988-8-16 1557 -1 San Luis Obispo Morro Bay, near Atascadero State Beach 1 Comment
  SBBG104582  Juglans californica F. L. Johnson, E. A. Young 1993-5-23 ROB 492 San Luis Obispo Boy Scout Rd by Nacimiento River; Camp Roberts Comment
  OBI3695  Juglans hindsii Mary Kidd 1971-8-13 187 San Luis Obispo Cal Poly campus; N side of the Air conditioning auditorium Comment
  UCSB48337  Juncus C. Hardham 1958-7-22 3759 San Luis Obispo ATASCADERO Comment
  OBI66856  Juncus balticus subsp. ater David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29585 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  OBI43562  Juncus bufonius var. bufonius David J. Keil 1982-7-2 16265 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn Trl Comment
  UCR38998  Juncus dubius David J. Keil 1983-10-30 18025 San Luis Obispo South Coast Range, c. 3 mi south of Creston along west Branch of Huerhuero Creek 381 Comment
  UC1101028  Juncus effusus subsp. pacificus Malcolm A. Nobs and S. Galen Smith 1948-9-9 669 San Luis Obispo about 4 mi s Pismo Beach (Dune Lakes Gun Club) Comment
  UC573345  Juniperus californica W. A. Peterson 1937-5-18 864 San Luis Obispo 3 mi ne La Panza Ranch; La Panza Quad. 655 Comment
  CAS-BOT-BC235629  Keckiella breviflora var. breviflora Clare B. Hardham 1956-6-6 868 San Luis Obispo Santa Lucia Mountains. Delaganna Stream, Cypress Mt. Comment
  CDA13597  Koeleria macrantha G. F. Hrusa 1993-5-2 11033 San Luis Obispo South Coast Ranges; Reservoir Canyon. Uncommon tufted perennial in openings among chaparral shrubs on E-facing serpentine slope at upper end of canyon. Slopes burned in 1985. Comment
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Oct 17 2007
  OBI21942  Koeleria macrantha Robert D. Page 1962-5-5 96 San Luis Obispo About 4 mi up Chorro Crk cyn, Cal Poly campus Comment
  CAS-BOT-BC340467  Lactuca saligna R. F. Hoover 1965-9-15 9549 San Luis Obispo Summit on Pozo-Arroyo Grande road Comment
  CAS-BOT-BC340629  Lactuca serriola Ernest C. Twisselmann 1954-8-19 1512 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon, 7 miles south of Cholame 624 Comment
  OBI15972  Lactuca serriola Betty Sheehan 1957-10-11 14 San Luis Obispo Cal Poly campus, Feed mill Comment
  CAS-BOT-BC341608  Lagophylla ramosissima Ernest C. Twisselmann 1967-8-11 13551 San Luis Obispo Mountain Springs Canyon, 2 miles west of Paso Robles 548 Comment
  OBI21948  Lamarckia aurea Robert D. Page 1962-4-17 65 San Luis Obispo Railroad right of way at intersection of Foothill Blvd Comment
  OBI56885  Lamarckia aurea Jennifer Stone 1986-3-9 7 San Luis Obispo Voucher for fire succession thesis study, Soil Science Dept, Cal Poly State univ. Site 6. Cuesta Ridge E Comment
  UCSB41512  Lamium amplexicaule Collins, Elizabeth 1977-2-12 San Luis Obispo Corner field of Cathedral Oaks Road and Los Carneros Road Comment
  CDA17553  Lastarriaea coriacea Austin Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes; S. of Jack Lake. Comment
  OBI10920  Lastarriaea coriacea Robert F. Hoover 1950-5-5 7869 San Luis Obispo S end of Morro Bay Comment
  OBI17690  Lastarriaea coriacea Dave Imper 1977-4-7 119 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd 76 Comment
  UC455213  Lastarriaea coriacea I. J. C. and Mrs. Brandegee 1911-5-25 San Luis Obispo Price Canyon Comment
  OBI58465  Lastarriaea coriacea David J. Keil 1998-5-20 27323 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  CAS-BOT-BC334584  Lasthenia californica Ernest C. Twisselmann 1954-3-20 903 San Luis Obispo Palo Prieta Canyon 3 1/2 miles south of US466, Temblor Range and the Western San Joaquin Valley 518 Comment
  CAS-BOT-BC334594  Lasthenia californica L. P. Janeway; Steve Webster 1989-3-23 3178 San Luis Obispo Flatlands along Cholame Creek ca. 1 1/2 miles southwest of Cholame 350 Comment
  CAS-BOT-BC329187  Lasthenia ferrisiae Clare B. Hardham 1962-4-14 8976 San Luis Obispo Cholame flats - Intersection Rte. 41 & road to Parkfield. Comment
  CAS-BOT-BC329197  Lasthenia ferrisiae Ernest C. Twisselmann 1958-5-12 4453 San Luis Obispo Plants of Temblor Range and Western San Joaquin Valley.Soda Lake Road, 2.1 mi S of Simmler 640 Comment
  OBI73207  Lasthenia ferrisiae Matt Ritter 2010-3-26 5051 San Luis Obispo Near Soda Lake, Carrizo Plain Comment
  OBI81484  Lasthenia ferrisiae Mark Elliott 1979-5-4 132 San Luis Obispo 9 miles SE of Jct. Calif. 58 along Soda Lake Rd. Soda Lake. Interior drainage of Carrizo Plains. 550 Comment
  UC1315032  Lasthenia fremontii R. F. Hoover 1967-4-8 10372 San Luis Obispo near n end Soda Lake; Carrizo Plain Comment
  OBI78772  Lasthenia gracilis Michael Walgren 2014-4-8 376 San Luis Obispo Along the southern CalTrans easement of Highway One between Cayucos and Villa Creek. 65 Comment
  SBBG46821  Lasthenia gracilis L. W. Edge 1973-4-11 282 San Luis Obispo W of Santa Margarita Lake Comment
  UCD133810  Lasthenia gracilis Robert Ornduff 1958-5-11 4977 San Luis Obispo San Luis Obispo County: at 'parking area' north of mouth of Santa Rosa Creek, just north of Cambria Pines. Comment
  UCSB63374  Lasthenia gracilis Rodriguez, Luis 1995-4-29 San Luis Obispo 2.1 mi. N of California Highway 166, along Soda Lake Road 609 Comment
  HSC5155  Lasthenia leptalea L. S. Rose 1969-4-14 69023 San Luis Obispo Bedell Ranch, S of Creston N end of La Panza Range 427 Comment
  RSA139904  Lasthenia leptalea Clare B. Hardham 1960-3-31 5259 San Luis Obispo Near intersection Bee Rock-Cantinas Cr. Road and Bee Rock-Pleyto Road. Comment
  UC1443482  Lasthenia leptalea Ernest C. Twisselmann 1969-4-14 15105 San Luis Obispo 5 mi se Creston; La Panza Range, Bedell Ranch 350 Comment
  RSA139902  Lasthenia leptalea Clare B. Hardham 1960-4-4 5294 San Luis Obispo Flood plain of Cantinas Creek, 18 miles W of San Miguel. Plants of the Santa Lucia Mountains. Comment
  UC87655  Lasthenia minor L. Jared 1893-5-1 San Luis Obispo Goodwin Comment
  SBBG108006  Lathyrus vestitus C. B. Hardham 1956-3-22 232 San Luis Obispo York Mtn, W of Templeton Comment
  OBI57834  Lathyrus vestitus var. vestitus David J. Keil 1998-3-27 26496 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  JEPS68636  Lavatera arborea W. L. Jepson 1927-5-24 12051 San Luis Obispo Pismo , in gully by the sea (in gully by the sea) Comment
  OBI64546  Layia gaillardioides David J. Keil, with V. L. Holland 2001-3-29 29236 San Luis Obispo Santa Lucia Mountains. Santa Rita Road, ca. 4.4 road miles east from junction with Old Creek Road Comment
  CAS-BOT-BC321628  Layia glandulosa R. F. Hoover 1947-3-29 6806 San Luis Obispo 5 mi E of Creston on La Panza road Comment
  CAS-BOT-BC321670  Layia glandulosa Ira L. Wiggins 1932-3-21 5813 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  SBBG87059  Layia glandulosa C. F. Smith 1951-4-19 3032 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
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Apr 15 2019
  UC1285382  Layia glandulosa R. F. Hoover 1947-3-29 6806 San Luis Obispo 5 mi e Creston (on La Panza Road) Comment
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Apr 15 2019
  CAS-BOT-BC321429  Layia glandulosa Ernest C. Twisselmann 1959-5-21 5226 San Luis Obispo The Greenhorn Range. West slope of Bohna Peak. Comment
  CAS-BOT-BC321453  Layia glandulosa Ernest C. Twisselmann 1964-6-10 9584 San Luis Obispo San Emigdio Range and the Mt. Pinos Region. Tecuya Ridge. Comment
  CAS-BOT-BC321648  Layia glandulosa Ernest C. Twisselmann 1969-4-14 15111 San Luis Obispo La Panza Range. Shell Creek. 419 Comment
  CAS-BOT-BC327203  Layia heterotricha R. F. Hoover 1950-3-31 7773 San Luis Obispo La Panza district Comment
  OBI15865  Layia heterotricha Eben McMillan 1958-4-27 62 San Luis Obispo Temblor Mt. North side. 1 mi SW of Carneras Rocks Comment
  UC1979364  Layia heterotricha David Keil with Rhonda Riggins and Karl Striby 1998-5-22 27389 San Luis Obispo Caliente Range. Along Caliente Ridge Road between wildlife guzzler and Caliente Peak. Comment
  UC455506  Layia heterotricha I. J. Condit 1910-3-31 San Luis Obispo Carriso Plains Comment
  CAS-BOT-BC327282  Layia hieracioides Alice Eastwood; John Thomas Howell 1936-5-8 2320 San Luis Obispo La Panza Mts. Comment
  SBBG34946  Layia hieracioides Mrs. R. W. Summers 1886-1 San Luis Obispo San Luis Obispo Valley Comment
  UC1750132  Layia hieracioides David Keil 1998-4-20 26845 San Luis Obispo NW of Paso Robles (on Nacimiento Lake Drive, 2.5 mi W of junction with Chimney Rock Road) Comment
  SBBG61172  Layia jonesii M. M. Miles -Apr-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC89141  Layia jonesii M. E. Jones San Luis Obispo San Luis Obispo Comment
  CDA13626  Layia munzii G. F. Hrusa, Russ Lewis, Larry Saslaw (BLM) 1997-3-26 13662 San Luis Obispo Carrizo Plain; S end of Soda Lake. Comment
  SBBG61174  Layia munzii J. Hopkins 1952-4-27 San Luis Obispo intersection of St Hwys 41 and 466 near Cholame Comment
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May 25 2020
  UCD77801  Layia pentachaeta subsp. albida Robert E. Preston 1997-4-10 1026 San Luis Obispo San Luis Obispo County: 1.1 mi w of Cottonwood Pass 518 Comment
  OBI25982  Layia platyglossa David J. Keil 1981-5-16 14631 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  CAS-BOT-BC382139  Layia platyglossa Ernest C. Twisselmann 1954-5-1 1155 San Luis Obispo Temblor Range and Western San Joaquin Valley; Mariannas Ranch Summit, Temblor Mountains 975 Comment
  CAS-BOT-BC385622  Layia platyglossa David D. Keck 1940-5-31 5151 San Luis Obispo 1 mi. N of Piedras Blancas lighthouse, on coastal bluffs. Comment
  OBI7884  Layia platyglossa David J. Keil 1977-2-19 11945 San Luis Obispo N of San Simeon along CA hwy 1, 10 mi S of Monterey Co. line Comment
  SBBG80694  Layia platyglossa C. F. Smith 1950-4-30 2725 San Luis Obispo near Yeguas Crk Comment
  SEINET11811324  Layia platyglossa Unknown 1967-1 s.n. San Luis Obispo #1, N of San Simeon Comment
  CDA13604  Lembertia congdonii G. F. Hrusa, O. Pollak, R. Reiner (TNC), J. Willoughby (BLM) 1997-3-11 13633 San Luis Obispo Carrizo Plain; Drainage within central plain, approx. 3 m. S of Washburn Ranch. Comment
  CDA15096  Lembertia congdonii G. F. Hrusa, L. Saslaw, D. Hillyard 1998-3-27 14177 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. 200 meters to E of Soda Lake Rd. entrance to KCL Camp (ranchhouse site). on Comment
  CAS-BOT-BC527260  Lemna gibba Bertha Thompson 1896-8-12 s.n. San Luis Obispo Santa Maria Creek Comment
  OBI50352  Lemna minor Robert F. Hoover 1946-8-17 6291 San Luis Obispo Upper Arroyo Grande at County park Comment
  OBI38509  Lemna minuta Eric Wise 1981-9-29 1284 San Luis Obispo Black Lake Cyn. At hwy 1 Comment
  UC1124483  Lepechinia calycina B. Bolt 1936-4-21 676 San Luis Obispo 3 1/2 miles NE of mouth of Smith Creek 274 Comment
  UC1124485  Lepechinia calycina H. C. Lee 1937-4-24 855 San Luis Obispo 3 miles NW of Paso Robles 457 Comment
  OBI60787  Lepechinia calycina David J. Keil 1991-6-7 21563 San Luis Obispo road to Cerro Alto campground, Los Padres Natl forest between Morro bay and Atascadero along hwy 41. Santa Lucia Mts 305 Comment
  RSA0051763  Lepechinia calycina Lee Haines 1959-5-31 s.n. San Luis Obispo Summit of Black Mountain, S. Santa Lucia Mountains. 670 Comment
  UC1561202  Lepechinia calycina Barbara Ertter 1989-6-10 8571 San Luis Obispo E side Black Mt ca 20 air miles ENE of San Luiz Obispo, head of McGinns Creek above Navajo Campground Comment
  OBI15024  Lepidium acutidens Robert F. Hoover 1947-3-30 6849 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  OBI28743  Lepidium acutidens David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14488 -2 San Luis Obispo Rd at S end of Soda lake ca 1/4 mi E of Soda Lake Rd Comment
  CAS-BOT-BC89013  Lepidium dictyotum Ernest C. Twisselmann 1955-4-26 1904 San Luis Obispo Temblor Range and the Western San Joaquin Valley. South end of Soda Lake, Carissa Plains. 609 Comment
  RSA66569  Lepidium dictyotum F. W. Peirson 1925-3-25 5726 San Luis Obispo Just west of summit of Morro Creek. 366 Comment
  OBI55382  Lepidium didymum David J. Keil, with V. L. Holland 1997-3-19 26084 San Luis Obispo Oceano Airport. 0 Comment
  OBI15006  Lepidium jaredii Robert F. Hoover 1967-3-22 10261 San Luis Obispo Carrizo plain S of Soda lake Comment
  OBI15004  Lepidium jaredii Neil Havlik 1968-4-6 146 San Luis Obispo On roadsides to Crocker Grade, floor of Carrizo Plain about 5 mi SE of the southern tip of Soda lake Comment
  JEPS90393  Lepidium jaredii subsp. jaredii Dean Wm. Taylor with Glenn L. Clifton 1988-3-12 9379 San Luis Obispo along dirt road from RC Farm to County Road (central portion of Plain); Carrizo Plain 588 Comment
  RSA0020851  Lepidium latifolium David J. Keil 2012-7-18 31449 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line. 22 Comment
  RSA67348  Lepidium nitidum Alice Eastwood, J. T. Howell 1935-3-25 2008 San Luis Obispo Cholame Comment
  OBI64848  Lepidium pinnatifidum David J. Keil 2001-5-3 29401 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus Comment
  OBI32975  Lepidium strictum David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16995 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  RSA128198  Lepidospartum squamatum Clare B. Hardham 1957-10-16 2680 San Luis Obispo Nacimiento River below dam. Comment
  OBI59113  Leptochloa fusca subsp. fascicularis David J. Keil 1998-9-4 28101 San Luis Obispo Salinas River at Hwy 41 bridge in Atascadero. Comment
  CAS-BOT-BC272377  Leptochloa fusca subsp. uninervia Ernest C. Twisselmann 1969-11-28 16353 San Luis Obispo Loffaly Spring, hills at the head of Palo Prieta Canyon, Temblor Range and the Western San Joaquin Valley 640 Comment
  UC665607  Leptodactylon californicum Herbert L. Mason 1941-3-28 12402 San Luis Obispo n end Nipomo mesa; n end of Nipomo mesa 76 Comment
  OBI74329  Leptosiphon bicolor Theo Fitanides, Anthony Baniaga 2010-3-26 39 San Luis Obispo Tierra Redonda Mtn BLM ACEC 325 Comment
  OBI11418  Leptosiphon ciliatus R. F. Hoover 1966-4-23 9844 San Luis Obispo American Canyon Campground, La Panza Range Comment
  OBI75060  Leptosiphon parviflorus David J. Keil 1988-3-19 20399 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
  SBBG108199  Leptosiphon parviflorus C. B. Hardham 1957-4-25 1735 San Luis Obispo crest SE of Cypress Mtn Comment
  CHSC47124  Lessingia glandulifera var. glandulifera L . P. Janeway 1988-7-7 2985 San Luis Obispo Near Creston Rd (hwy 229) 0.2 mi N of Calf Cyn Rd (hwy 58). Near the bottom of cyn. 396 Comment
  OBI56731  Lessingia pectinata var. tenuipes David J. Keil 1998-6-1 27590 San Luis Obispo E of Templeton on Lowes Canyon Rd., 1 mile from junction with Cross Canyon Rd. Comment
  OBI72525  Leymus condensatus E. L. Painter & M. Wetherwax, M. Wetherwax 2000-6-12 SLO- 134 San Luis Obispo Camp San Luis Obispo. Below Pick and Shovel Mine. UTMS (AND27) zone 10, 711836E, 3914589N 400 Comment
  CDA17616  Leymus triticoides Austin Griffiths, Phil LaFolette, Barbara Norden (CCC) 1983-7-25 s.n. San Luis Obispo Oceano Dunes; NW edge of Oso Flaco Causeway. Comment
  SBBG20595  Leymus triticoides E. C. Twisselmann 1963-12-15 9210 San Luis Obispo Choice Valley, 1 mi E of the summit 609 Comment
  UCSC000071  Leymus triticoides I. J. Condit 2010-6-2 s.n. San Luis Obispo Cal Poly School grounds, dry soil near boy's tennis court Cal Poly School Comment
  CAS-BOT-BC451662  Lilaea scilloides R. F. Hoover 1947-4-18 6939 San Luis Obispo Cambria Comment
  SEINET2442345  Lilaea scilloides David Keil 1991-5-18 21540 San Luis Obispo C.t. Ranch on eastern and northern outskirts of Cambria. Grassy area in norhtern part of ranch with degraded vernal pools. 100 Comment
  UC454440  Lilium pardalinum Miss Edna Venable 1908-6-20 San Luis Obispo Lopez Canyon Comment
  SBBG124973  Limnanthes douglasii subsp. nivea C. B. Hardham 1958-3-29 2974 San Luis Obispo Morro Rd, Atascadero Comment
  UC1602257  Limnanthes douglasii subsp. rosea N. K. Carlson 1936-3-27 244 San Luis Obispo 1.9 mi se Santa Margarita (near Plot 32, road); San Luis Obispo Quadrangle Comment
  OBI11595  Limonium perezii John Helfrich 1964-3-1 16 San Luis Obispo 1425 Phillips Ln, San Luis Obispo Comment
  SBBG123178  Limosella acaulis D. Keil 2002-4-4 29785 San Luis Obispo Santa Margarita Ranch, vicinity of farm pond, N of Santa Margarita, E of US 101 298 Comment
  UC1872967  Limosella acaulis David Keil 2002-4-4 29785 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands N of Santa Margarita and E of US 101. 298 Comment
  UC718520  Linanthus bicolor Carl B. Wolf 1935-4-17 San Luis Obispo 0.3 mi e San Luis Obispo County line; Diablo Range, Cottonwood Canyon 487 Comment
  UCR137087  Linanthus bicolor June Latting 1958-5-4 s.n. San Luis Obispo Cuyama Valley, west end of valley, 12 miles southeast of junction of Hwy 166 and Sisquoc [Tepusquet] Road [vicinity of Gypsum Canyon] 412 Comment
  CAS-BOT-BC226852  Linanthus californicus David D. Keck 1934-4-26 2817 San Luis Obispo 2 mi. W. of La Panza Comment
  CDA17900  Linanthus californicus Austin Griffiths 1987-3-18 18076 b San Luis Obispo Cultivated Plants; Burton Mesa, Vandenberg Air Force Base, Santa Barbara Co. 0 Comment
  RSA48492  Linanthus californicus subsp. tomentosus E. K. Balls 1948-6-5 7950 San Luis Obispo Between Pismo Beach and Guadalupe. 8 Comment
  JEPS108368  Linanthus liniflorus David Gowen 2005-4-16 241 San Luis Obispo Elkhorn Road (dirt). Along lower section of dirt side road, about 2.4 miles N of Hurricane Rd. Comment
  SEINET3696150 Image available Linanthus pharnaceoides Lewis S. Rose 1936-5-9 36263 San Luis Obispo San Marcos Creek, 9 miles east of Adelaida. 213 Comment
  JEPS108378  Linanthus pygmaeus subsp. continentalis David Gowen 2005-4-17 255 San Luis Obispo Roadside on Hwy 58, ca 0.5 mile west of Shell Creek Rd. in sandy soil. Comment
  CAS-BOT-BC36572  Lithocarpus densiflorus var. echinoides R. F. Hoover 1964-6-5 8914 San Luis Obispo Ridge southwest of Cuesta Pass, on shale Comment
  OBI59486  Lithophragma affine David J. Keil, with V. L. Holland 2001-4-7 29275 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  CAS-BOT-BC430581  Lithophragma affine R. F. Hoover 1947-3-26 6738 San Luis Obispo Just south of Price Canyon in burned over area. Comment
  SBBG107982  Lithophragma heterophyllum C. B. Hardham 1956-4-13 393 San Luis Obispo Santa Rita Cyn Comment
  UC1127222  Lithophragma heterophyllum H. C. Lee 1936-3-9 459 San Luis Obispo 2 mi nnw Camp Hill; Arroyo Grande Quadrangle Comment
  RSA140213  Lithophragma heterophyllum Clare B. Hardham 1959-4-22 4441 San Luis Obispo Santa Rita Canyon. W of Templeton. Santa Lucia Mtns. Comment
  JEPS6904  Lithophragma parviflorum Roland A. Dede 1949-4-15 634 San Luis Obispo Temblor Mountain Comment
  SBBG118285  Loeflingia squarrosa E. Painter, M. Wetherewax, D. Keil, D. Wilken, J. Greenhouse 2001-4-17 CR 200 San Luis Obispo above Boy Scout Rd, W of Nacimiento River, intersection of rd leading to top of palisades and Boundary Rd; Camp Roberts 300 Comment
  UCD77831  Loeflingia squarrosa Robert E. Preston 1998-6-12 1112 San Luis Obispo ca. 17 mi E of Santa Margarita, on N side of Hwy 58, 0.5 mi E of Wilson Corner 487 Comment
  CAS-BOT-BC342296  Logfia filaginoides R. F. Hoover 1947-3-26 6747 San Luis Obispo Just south of Price Canyon Comment
  SBBG92467  Logfia filaginoides S. A. Junak 1989-4-2 3977 San Luis Obispo S side of main rd USFS Rd 29S11.3, just E of W rd leading to Pick and Shovel Mine, 1.3 mi W of E boundary, ca. 4.3 mi W of US Hwy 101 749 Comment
  RSA0036673  Logfia gallica LeRoy Gross, Evan Meyer 2014-4-15 6239 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  OBI3926  Logfia gallica Patricia Wiese 1971-5-31 73 San Luis Obispo Fuelbreak in Cuesta Ridge Botanical aRea. 2 mi NW of Cuesta Pass 762 Comment
  SEINET11678785  Lolium multiflorum Unknown 1936-1 12960 San Luis Obispo Cuesta Pass Comment
  OBI31949  Lomatium caruifolium David J. Keil, Melissa Luckow 1981-7-3 14984 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of stream from freshwater marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtnand back to the hwy along riparian zone Comment
  SJSU3330  Lomatium caruifolium C. W. Sharsmith 1962-4-20 6796 San Luis Obispo Carrizo Plain c. 3 mi SE of Simmler, eastern San Luis Obispo County Comment
  OBI8889  Lomatium dasycarpum subsp. dasycarpum Robert F. Hoover 1958-3-26 8437 San Luis Obispo Ridge of Santa Lucia Mts NW of Cuesta Pass Comment
  CAS-BOT-BC218449  Lomatium parvifolium Clare B. Hardham 1958-6-20 3718 San Luis Obispo Steiner Creek near San Luis Obispo, Santa Lucia Mountains Comment
  UC1246832  Lomatium parvifolium Tracey and Viola Call 1963-6-2 2199 San Luis Obispo 1 mi up Reservoir Canyon near San Luis Obispo; 1 mi up Reservoir Canyon 243 Comment
  UC1123073  Lomatium utriculatum H. C. Lee 1937-4-15 829 San Luis Obispo 1 mi. s. Paso Robles; Paso Robles Quad. Comment
  UC1123075  Lomatium utriculatum C. A. Graham 1939-4-14 521 San Luis Obispo 1 1/2 mi. n. Pine Canyon Guard Station; Branch Mt.Quad. Comment
  UC310653  Lomatium utriculatum Philip A. Munz 1926-4-8 10137 San Luis Obispo Paso Robles Comment
  SJSU3314  Lomatium utriculatum C. W. Sharsmith 1951-4-12 6790 San Luis Obispo Temblor Range c. 10 mi NW of Simmler 640 Comment
  JEPS35307  Lonicera hispidula var. vacillans R. F. Hoover 1950-6-20 7984 San Luis Obispo 6 mi w Templeton (on road to Cambria); Santa Lucia Range Comment
  POM305211  Lonicera involucrata var. ledebourii Henry J. Ramsey, Henry J. Ramsey 1940-4-21 589 San Luis Obispo Morro Bay region Comment
  OBI31503  Lonicera subspicata Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 459 San Luis Obispo American Canyon. Just N of American Canyon Campground 536 Comment
  CAS-BOT-BC234947  Lonicera subspicata var. denudata Ernest C. Twisselmann 1952-6-1 501 San Luis Obispo Temblor Range and the Western San Joaquin Valley. McLean Canyon, 5 miles west of Carneros Rocks 914 Comment
  CDA11441  Lotus crassifolius var. otayensis G. F. Hrusa 1995-5-28 12193 San Luis Obispo Black Butte Research Natural Area; Black Butte Research Natural Area. Edge of Pinus attentuata stand NW of Ridge 4; Comment
  UCR39217  Lotus oblongifolius David J. Keil, Kathryn Bay, Rich Ferguson 1984-4-28 18136 San Luis Obispo South Coast Range, American Canyon area in La Panza Mountains Comment
  UC1129075  Lotus procumbens var. procumbens H. C. Lee 1937-4-28 856 San Luis Obispo 1 mi sw San Marcus School; Paso Robles Quad. Comment
  POM258658  Lotus procumbens var. procumbens Roxana S. Ferris 1939-5-18 9743 San Luis Obispo About 3 miles east of Templeton on the Creston road. Comment
  RSA0020757  Lotus salsuginosus Greg Wilvert 2005-4-17 279 San Luis Obispo S end of Quail Canyon. 761 Comment
  SEINET5736947 Image available Lotus scoparius Shirley C. Tucker 1988-1 28780 San Luis Obispo Chaparral on Black Hill or Black Mountain, Morro Bay State Park, Morro Bay.; Morro Bay State Park 203 Comment
  UCR202899  Lotus scoparius var. scoparius George K. Helmkamp, E. A. Helmkamp 2000-3-15 5331 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  UC195898 Image available Lotus strigosus I. J. Condit June 1912 San Luis Obispo San Carpojo Comment
  UC57384  Lotus strigosus J. H. Barber 1899-4-9 San Luis Obispo Paso Robles Comment
  UCR161930  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 2005-2-24 8970 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
  UC55727  Lotus strigosus Mrs. R. W. Summers Apr 1925 San Luis Obispo La Questa Comment
  UCR100927  Lotus wrangelianus George K. Helmkamp, E. A. Helmkamp 1998-4-8 3214 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  OBI57836  Lupinus albifrons David J. Keil 1998-3-27 26424 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  UC1129292  Lupinus albifrons C. M. Belshaw 1936-3-19 1647 San Luis Obispo 0.5 mi ne Santa Manuela School (near Plot 13); Nipomo Quad. 167 Comment
  OBI72535  Lupinus albifrons M. Wetherwax & E. L. Painter, E. L. Painter 2003-3-5 SLO- 296 San Luis Obispo Camp San Luis Obispo. NW of Chorro Reservoir 150 Comment
  UCSB59952  Lupinus albifrons Ryan, P.; Callaway, R. 1987-1-30 San Luis Obispo Gillis Canyon Rd., 2 miles north of San Juan Rd., about 5 miles southeast of Shandon 426 Comment
  CAS-BOT-BC198399  Lupinus albifrons var. albifrons Geo. L. Moxley 1929-7-25 1209 San Luis Obispo Nipomo Comment
  UCR161229  Lupinus albifrons var. albifrons George K. Helmkamp, E. A. Helmkamp 2005-3-5 9036 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  CAS-BOT-BC196430  Lupinus arboreus R. F. Hoover 1964-6-13 9095 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  CLARK-A1045-1347  Lupinus arboreus George K. Helmkamp 1978-6-3 San Luis Obispo Los Osos Montana de Oro State Park, coastal strand; Morro Bay S 7.5'Q Comment
  OBI12955  Lupinus arboreus Robert F. Hoover 1964-6-11 9044 San Luis Obispo near S end of Morro Bay Comment
  OBI19308  Lupinus arboreus Robert F. Hoover 1964-6-6 8965 San Luis Obispo Los Osos Comment
  OBI19302  Lupinus arboreus Robert F. Hoover 1961-7-24 8530 San Luis Obispo Pidras Blancas Point Comment
  OBI43715  Lupinus arboreus Rhonda Riggins 1982-5-2 1387 San Luis Obispo Field at N edge of Nipomo, 0.5 mi N jctn US 101 and Tefft St. Comment
  RSA91352  Lupinus arboreus var. arboreus F. W. Peirson 1920-7-29 2227 San Luis Obispo 1 mile south of Pismo Beach. Comment
  OBI57824  Lupinus benthamii David J. Keil 1998-4-9 26666 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI12929  Lupinus bicolor F. Rush May1956 86 San Luis Obispo Mt. SLO Comment
  OBI60072  Lupinus bicolor David J. Keil, Lynne Dee Oyler May-89 s.n. San Luis Obispo Squire Cyn, S of San luis Obispo 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
  SBBG118164  Lupinus bicolor J. Olson 2002-4-3 San Luis Obispo W of Cerro Romualdo in leveled area behind water tank, Training Area 5; Camp San Luis Obispo 130 Comment
  UC1129366  Lupinus bicolor C. M. Belshaw 1936-3-23 1691 San Luis Obispo 0.5 mi nw Black Hill; Cayucos Quad. 60 Comment
  UC1129373  Lupinus bicolor P. L. Johannsen 1937-4-10 1021 San Luis Obispo 1 3/4 mi n Spanish Ranch (Plot 244); McKittrick Quad. Comment
  UC1129375  Lupinus bicolor W. A. Peterson 1937-4-2 657 San Luis Obispo 1.5 mi nnw La Panza Ranch; La Panza Quad. 518 Comment
  UC990497  Lupinus bicolor R. Bacigalupi 1949-4-8 3079 San Luis Obispo Cambria Pines; hill between Cambria and ocean Comment
  RSA15697  Lupinus bicolor subsp. microphyllus Carl B. Wolf 1929-4-13 3443 San Luis Obispo 3 miles S of Paso Robles. 213 Comment
  SEINET10484884  Lupinus bicolor subsp. microphyllus Robert F. Hoover 1967-4-5 Hoover 10341 San Luis Obispo 17 miles e of creston on la panza road, on branch of cammatti creek Comment
  SEINET11266292  Lupinus concinnus David Keil 1998-4-9 26661 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepusquet Canyon Rd.; 0 Comment
  SEINET10871009  Lupinus horizontalis Robert F. Hoover 1967-3-27 Hoover 10299 San Luis Obispo Chalk mt., Cuyama valley. Comment
  OBI82181  Lupinus latifolius var. latifolius Michael Walgren 2016-3-9 497 San Luis Obispo On the western road-cut along Highway 1 in Cambria, about .5km downcoast from Santa Rosa Creek. 20 Comment
  UC1392782  Lupinus ludovicianus R. F. Hoover 1969-5-3 11301 San Luis Obispo upper Arroyo Grande Comment
  UC865312  Lupinus ludovicianus Alice Eastwood and John Thomas Howell 1937-4-30 4165 San Luis Obispo in the upper Arroyo Grande Upper Arroyo Grande; in the upper Arroyo Grande Comment
  CAS-BOT-BC207235  Lupinus ludovicianus Charles Piper Smith 1933-6-28 4820 San Luis Obispo Saucelito Canyon, Upper Arroyo Grande Valley Comment
  OBI19289  Lupinus ludovicianus Robert F. Hoover 1949-5-17 7702 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  SEINET8153700 Image available Lupinus ludovicianus M. K. Brandegee, I. J. Condit 1911-1 26 may 1911 San Luis Obispo Price Canyon near San Luis Obispo Comment
  JEPS108082  Lupinus microcarpus var. horizontalis Rhonda Riggins 1979-4-22 1153 San Luis Obispo Temblor-Soda Lake Road (Co. 285) 6.9 mi S Hwy. 58, 0.3 mi N Elkhorn Trail Road Comment
  JEPS108087  Lupinus microcarpus var. horizontalis Rhonda Riggins 1978-4-28 1138 San Luis Obispo Head of Crocker Canyon, Hurricane Rd., 0.9 mi NE jct. with Co. Rd. 285. W side of Temblor Range Comment
  OBI56808  Lupinus microcarpus var. horizontalis Rhonda Riggins 1978-4-27 1137 San Luis Obispo Cooper (Old Sheep Camp) Cyn, Co rd 285, 0.89 mi SE hwy 58. W slopes of Temblor Range Comment
  OBI12831  Lupinus microcarpus var. microcarpus Robert F. Hoover 1949-5-1 7636 San Luis Obispo Summit of Cottonwood Pass Comment
  OBI48415  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1140 San Luis Obispo Wash at base of Crocker Cyn, Hurricane Rd and Co. Rd 285. W side of Temblor range Comment
  OBI48446  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-5 1156 San Luis Obispo Elkhorn Trl Rd (Co 285) 4.8 mi SE Hurricane Rd. W slopes Temblor Range Comment
  SBBG45482  Lupinus microcarpus var. microcarpus D. Emery 1950-4-14 San Luis Obispo Panorama Point, Carrizo Plains Comment
  UC1314998  Lupinus microcarpus var. microcarpus R. F. Hoover 1967-4-15 10446 San Luis Obispo n side lower Cuyama Valley (near Carrizo Canyon); n side of lower Cuyama Valley near Carrizo Canyon Comment
  UC56084  Lupinus microcarpus var. microcarpus J. H. Barber 1899-3-26 San Luis Obispo bank of Huer Huero Comment
  OBI26011  Lupinus nanus David J. Keil 1981-5-16 14597 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  RSA0072106  Lupinus nanus Daisie Huang 2006-4-13 06041330 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  OBI3374  Lupinus nanus Neil Havlik 1968-4-6 141 San Luis Obispo Along roadside, Crocker Grade, SE of Soda Lake Comment
  UC917067  Lupinus nanus R. Bacigalupi 1949-4-8 3090 San Luis Obispo along highway at s end of town San Simeon Comment
  HSC91529  Lupinus nanus subsp. latifolius Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro State Park, MDO 1 Comment
  OBI83365  Lupinus pachylobus Rhonda Riggins, David Keil and D. R. Miller 1998-5-27 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd., just S of Hearst Gate, 11 road miles NE of Hwy 1. Comment
  HSC14878  Lupinus subvexus A. Vandale May 1965 San Luis Obispo San Luis Obispo 915 Comment
  SEINET10490256  Lupinus subvexus var. albilanatus Hoover 1966-4-20 HOOVER 9814 San Luis Obispo East of atascadero on creston road, on grade e of salinas river. Comment
  OBI80325  Lupinus truncatus David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  RSA212027  Lupinus truncatus E. C. Twisselmann 1969-4-9 15099 San Luis Obispo Sand ridge on the north side of Shell Creek. 480 Comment
  SEINET8057631  Lupinus truncatus R. W. Summers 1883-3-1 s.n. San Luis Obispo Santa Lucia Mts. 152 Comment
  OBI65706  Lychnis coronaria D. R. Miller 1994-6-16 694 -457 San Luis Obispo Pine Mt Region. On D.R. Miller property, E slope of Pine Mtn; Tobacco Crk drainage 732 Comment
  CAS-BOT-BC231438  Lycium andersonii James R. Shevock; Jack Zaninovich 1983-3-30 10228 San Luis Obispo 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
  OBI32200  Lysimachia arvensis David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14408 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI75211  Lythrum californicum David J. Keil, with Kaitlyn Keil 2011-8-12 31092 San Luis Obispo Upper Stenner Creek between Serrano Ranch and railroad 245 Comment
  UC454541  Lythrum californicum Ira J. Condit 1907-9-27 San Luis Obispo California Polytechnic School grounds Comment
  SD143861  Lythrum hyssopifolia G. K. Helmkamp 1997-6-20 2049 San Luis Obispo Ca. 0.2 mile northeast of Buckskin and Martingale in Los Osos. Comment
  SEINET14417601  Lythrum hyssopifolia Robert L. Johnson 2015-7-30 4048 San Luis Obispo Terminus of Santa Rosa Creek at Moonstone Beach Park, Cambria. North bank of creek just north of Shamel Community Park.; 0 2 Comment
  UCR91814  Lythrum hyssopifolia George K. Helmkamp 1996-5-25 1075 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  OBI12412  Lythrum hyssopifolia Robert F. Hoover 1948-6-7 7542 San Luis Obispo 1.8 mi of Arroyo de la Cruz on State hwy 1 Comment
  OBI15730  Madia elegans Robert F. Hoover 1949-5-17 7706 San Luis Obispo Upper Arroyo Grande at county park Comment
  OBI25758  Madia elegans David J. Keil 1980-9-16 14197 San Luis Obispo Calf Cyn along hwy 58 ca 0.5 mi W of jctn with hwy 229 Comment
  UC598693  Madia gracilis John Bright 1936-4-26 12971 San Luis Obispo Cuesta Pass Comment
  OBI15714  Madia radiata Robert F. Hoover 1950-3-31 7772 San Luis Obispo La Panza district Comment
Read comments
Aug 21 2017
  CAS-BOT-BC345104  Madia sativa R. F. Hoover 1964-6-11 9029 San Luis Obispo Los Osos Valley Comment
  OBI15700  Madia sativa Robert F. Hoover 1965-9-7 9534 San Luis Obispo Santa Lucia range. Santa rita crk W of Templeton Comment
  CAS-BOT-BC512095  Maianthemum racemosum subsp. amplexicaule R. F. Hoover 1964-5-14 8866 San Luis Obispo See Canyon Comment
  PGM3323  Malacothamnus davidsonii Vern Yadon 1985-7-25 San Luis Obispo Bee Rock (Rock pile not store), Rock Pile so named not the store Comment
  CAS-BOT-BC204166  Malacothamnus jonesii Roxana S. Ferris 1939-6-1 9763 A San Luis Obispo Hills about 3 miles east of Atascadero 411 Comment
  CAS-BOT-BC204145  Malacothamnus jonesii R. F. Hoover 1950-5-11 7905 San Luis Obispo Upper Arroyo Grande 6 miles above County Park Comment
  PGM3335  Malacothamnus jonesii Vern Yadon 1985-5-24 San Luis Obispo Nacimiento Lake Dr, 5 miles from Paso Robles Comment
  RSA125905  Malacothamnus palmeri var. palmeri P. A. Munz 1958-1-28 22902 San Luis Obispo Santa Rosa Creek, 4 miles above Marquart Park, near Cambria Comment
  SD56803  Malacothrix californica Darley F. Howe 1963-5-18 San Luis Obispo South end of Morro Bay. Comment
  CAS-BOT-BC345434  Malacothrix clevelandii Clare B. Hardham 1958-5-17 3337 San Luis Obispo Santa Lucia Mountains. Intersection of North Road to Adelaida and Nacimiento Dam Road Comment
  UC1276301  Malacothrix coulteri R. F. Hoover 1952-4-8 8082 San Luis Obispo La Panza District Comment
  UCD40572  Malacothrix coulteri Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1537 San Luis Obispo San Luis Obispo County: California Valley, north of boundary of Carrizo Plain National Monument. Along Soda Lake Road, just south of intersection with Cornell Road. 609 Comment
  OBI15678  Malacothrix coulteri Eben McMillan 1952-4-26 56 San Luis Obispo Gillis Cyn-2 mi S, 4 mi E Shandon Comment
  UCD134365  Malacothrix coulteri Esfan Hesari 1993-4-18 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural area. Found on the side of Soda Lake Road. 580 Comment
  UC1276300  Malacothrix glabrata R. F. Hoover 1952-4-10 8104 San Luis Obispo just w San Juan River; La Panza District Comment
  CAS-BOT-BC323277  Malacothrix incana R. F. Hoover 1946-7-24 6244 San Luis Obispo South end of Morro Bay Comment
  SD56802  Malacothrix incana Darley F. Howe 1963-5-18 3489 San Luis Obispo Oso Flaco Comment
  UCD134354  Malacothrix incana K. L. Chambers 1966-8-30 2476 San Luis Obispo San Luis Obispo County: Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay. Comment
  CAS-BOT-BC322484  Malacothrix incana Mrs. R. W. Summers No date on label. s.n. San Luis Obispo Pecho Comment
  RSA165641  Malacothrix phaeocarpa Clare B. Hardham 1959-6-10 4810 San Luis Obispo Santa Lucia Mountains; Santa Barbara Road, Atascadero Comment
  OBI79998  Malacothrix saxatilis David J. Keil, with V. L. Holland 2013-6-12 31805 San Luis Obispo Templeton. 830 Templeton Road. Comment
  POM254859  Malacothrix saxatilis var. commutata Anonymous 1940-06 s.n. San Luis Obispo San Luis Obispo. Comment
  UC126757  Malacothrix saxatilis var. commutata Alfred Carling Aug. 1907 San Luis Obispo Templeton Comment
  OBI55270  Malacothrix saxatilis var. commutata David J. Keil 1998-8-24 28000 San Luis Obispo 3.3 road miles E of Alamo Creek Rd. along Hwy 166. 256 Comment
  UCSB70496  Malosma laurina Keil, David 2000-8-30 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondonada Road Comment
  SEINET8893232  Malva nicaeensis R. R. Halse 2012-3-26 8430 San Luis Obispo Along State Hwy 1, ca 2.7 miles N of San Simeon, just S of the turnoff to the Hearst Castle, ca. 6 miles N of Cambria. 10 Comment
  OBI80959  Malva nicaeensis Kate Barrett, Ryland Burke, Sarah Clark, Josue FLores, Lena Binley and Marieke Bayens 2015-4-9 10 San Luis Obispo Laguna Lake Park Comment
  OBI23262  Malva parviflora Andrew Rybak 1972-8-27 5 San Luis Obispo Cal Poly campus, San Luis Obispo Comment
  OBI53138  Malvella leprosa Lynne Dee Oyler 1988-8-31 588 San Luis Obispo Moodshadow Ranch, equestrian. 215 acres on SE corner of 46 and hwy 1. Includes Perry crk Comment
  SBBG118041  Malvella leprosa K. Foster 1999-4-27 San Luis Obispo Training Area Y2, vernal pool plot Y2-33a; Camp Roberts Comment
  RSA195148  Malvella leprosa E. C. Twisselmann 1967-8-22 13556 San Luis Obispo Vernal pool bed at the summit of Palo Prieta Canyon. 640 Comment
  OBI32084  Marah fabacea David J. Keil, Eric Wise 1981-5-25 14775 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI65000  Marah fabacea Greg Wilvert 2005-4-5 134 San Luis Obispo SE Half of the Caliente Range. 1.5 km S of Soda lake Rd along Padrones Cyn rd 806 Comment
  UCR91800  Marah fabacea George K. Helmkamp 1996-3-15 1005 San Luis Obispo Central Coast, Los Osos, at the corner of Martingale Ave. and Buckskin Dr. 61 Comment
  OBI17517  Marah fabacea Lynne D. Althouse 1977-5-3 65 San Luis Obispo Wolfe's horse ranch near San Luis High School 130 Comment
  OBI35658  Marrubium vulgare S. M. Inman 1983-9-23 105 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  OBI31350  Matricaria discoidea Joy Nishida, Robert Allen 1982-4-10 227 San Luis Obispo American Cyn. 1.5 mi S of Amer Cyn campground, at unlocked gate on side of dirt rd Comment
  UCR29424  Matricaria matricarioides David J. Keil, Melissa Luckow, R. A. Pimentel, R. Riggins-Pimentel 1981-4-24 14490 San Luis Obispo South Coast Range, California Route 58, 10 mi. east of junction with California Route [229?] 227 Comment
  CAS-BOT-BC60290  Matthiola bicornis Ernest C. Twisselmann 1954-5-23 1286 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Eastern SLO county. Comment
  OBI4256  Matthiola incana John Kelly 1970-5-21 25 San Luis Obispo Garden on Church St, San Luis Obispo Comment
  SBBG21098  Meconella denticulata C. B. Hardham 1962-4-16 8988 San Luis Obispo Pozo, Hi Mtn Comment
  JEPS51540  Meconella denticulata G. Parks Ballard 1935-5-13 San Luis Obispo Pozo grade summit Comment
  OBI11732  Meconella denticulata Robert F. Hoover 1947-4-20 7062 San Luis Obispo Sycamore Cr, W slope of La Panza Range Comment
  OBI59590  Medicago minima David J. Keil, with V. L. Holland 1999-4-27 28258 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  CLARK-A1045-1368  Medicago polymorpha George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road; Morro Bay S 7.5'Q Comment
  OBI12801  Medicago polymorpha A. Ahmad 1963-4-21 9 San Luis Obispo Cal Poly Campus Comment
  OBI31196  Medicago polymorpha Julie M. Vanderwier 1979-3-29 112 San Luis Obispo Indian Knob Tar Sands Comment
  OBI74339  Medicago polymorpha Theo Fitanides, Anthony Baniaga 2010-3-26 62 San Luis Obispo Tierra Redonda Mtn BLM ACEC 348 Comment
  SBBG22422  Medicago polymorpha C. B. Hardham 1961-4-14 7385 B San Luis Obispo Protestant Cemetery, Cambria Comment
  UCR115575  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2000-4-20 5405 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  OBI65734  Medicago sativa D. R. Miller 1994-7-13 794 -501 San Luis Obispo Pine Mt Region, around the Chappellas main house area, on the Main Ridge Rd, upper Pico Crk drainage 914 Comment
  CAS-BOT-BC271196  Melica John Thomas Howell 1964-6-30 40849 San Luis Obispo Cambria Comment
  CAS-BOT-BC269453  Melica californica David D. Keck 1933-5-3 2124 San Luis Obispo 6 miles northeast of Estrella on road to Parkfield, northern San Luis Obispo County Comment
  OBI21980  Melica californica Robert F. Hoover 1949-5-15 7686 San Luis Obispo 10 mi E of Creston on La Panza rd Comment
  OBI31486  Melica imperfecta Joy Nishida, Melissa Luckow, Rob Keplinger and Robert Allen 1982-6-10 441 San Luis Obispo American Cyn Campground 530 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
  UCR161317  Melica imperfecta George K. Helmkamp, E. A. Helmkamp 2005-3-9 9087 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  CAS-BOT-BC281666  Melica imperfecta Ernest C. Twisselmann 1957-4-28 3417 San Luis Obispo La Panza Range. Martinez Canyon 673 Comment
  OBI35652  Melica imperfecta S. M. Inman 1983-5-19 73 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley rd past jctn of Pecho rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  OBI75460  Melica imperfecta Jenner Whitt 2003-5-4 81 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  RSA586571  Melica imperfecta M. D. Proctor, E. A. Young 1993-4-16 ROBO 438 San Luis Obispo West edge of post. Comment
  UC532080  Melica imperfecta David D. Keck 1934-4-26 2814 San Luis Obispo 10 mi w Simmler (on road to La Panza) Comment
  UCD88106  Melica imperfecta E. Wilson 1938-4-5 s.n. San Luis Obispo San Luis Obispo County: Mc Chesney Field. Comment
  CAS-BOT-BC264258  Melica torreyana R. F. Hoover 1964-4-15 8732 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  SEINET6853210  Melica torreyana Wanda P. Vestal, A. G. Vestal 1955-4-19 s.n. San Luis Obispo Ca. 4.5 miles north-northeast of San Luis Obispo, below Cuesta Pass. Comment
  OBI68360  Melilotus albus David J. Keil 2003-6-27 30275 San Luis Obispo Highway 1 north of San Simeon Acres, just north of Little Pico Creek Comment
  OBI82566  Melilotus albus David J. Keil 2015-7-8 33311 San Luis Obispo Atascadero Creek north of El Camino Real bridge and east of road 280 Comment
  OBI28585  Melilotus indicus John Jackman & Julie Truesdale, Julie Truesdale 1980-1 59 San Luis Obispo MacGillivary Ranch, Adelaida. Comment
  OBI66854  Melilotus indicus David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29587 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  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
  OBI36870  Mentha canadensis Eric Wise 1983-9-22 1777 San Luis Obispo Salinas River X Hwy 58. Loc near Santa Margarita Comment
  OBI56557  Mentzelia affinis W. L. Jepson 1932-4-3 16227 San Luis Obispo Elkhorn Scarp 671 Comment
  OBI78275  Mentzelia gracilenta Robert F. Hoover 1952-5-25 8224 San Luis Obispo Caliente Mt, W of peak Comment
  UC57592  Mentzelia pectinata J. H. Barber 1901-3-23 a 17 San Luis Obispo Paso Robles 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
  UC57593  Mentzelia pectinata J. H. Barber 1899-5-6 San Luis Obispo Collected at Paso Robles. River bank Comment
  CAS-BOT-BC167660  Mentzelia veatchiana R. F. Hoover 1952-5-6 8153 San Luis Obispo Six miles east of Creston on La Panza Road Comment
  OBI54383  Mentzelia veatchiana George Butterworth 1995-5-22 81 San Luis Obispo Carrizo Plain Natural Area. 100 ft SE of top of peak 1545 Comment
  OBI9746  Micranthes bryophora Robert F. Hoover 1967-4-5 10344 San Luis Obispo 19 mi E of Creston on La Panza Rd, on a branch of Navajo Crk Comment
  RSA0026924  Micropus californicus Marcus E. Jones 1883-5-6 s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC348811  Microseris campestris Eben McMillan 1957-4-17 34 -24 San Luis Obispo Low hills at the foot of Caliente Mountain, southern Carrisa Plains [Carrizo Plain] 838 Comment
  UC1979362  Microseris campestris David Keil with Curtis Clark 1999-4-17 26776 San Luis Obispo Carrizo Plain N of Soda Lake in vicinity of intersection of Belmont Trail and Clarksburg Road. Comment
  JEPS97039  Microseris douglasii Clare B. Hardham 1958-5-7 3244 San Luis Obispo hills between Bee Rock and the Nacimiento Comment
  CAS-BOT-BC348995  Microseris douglasii subsp. douglasii R. F. Hoover 1950-4-21 7844 San Luis Obispo Between Morro Bay & Cayucos (s. of Toro Creek) Comment
  POM97361  Microseris heterocarpa P. A. Munz 1926-4-8 10154 San Luis Obispo 15 miles east of Paso Robles Comment
  OBI11282  Microsteris gracilis R. F. Hoover 1966-4-2 9798 San Luis Obispo East side of Soda Lake, Carriza Plain. Comment
  OBI74355  Mimulus aurantiacus Theo Fitanides, Anthony Baniaga 2010-3-26 196 San Luis Obispo Tierra Redonda Mts. BLM ACEC 606 Comment
  UC1964659  Mimulus aurantiacus Haley Schlageter 2014-5-20 San Luis Obispo Cal Poly Campus Comment
  OBI58795  Mimulus aurantiacus David J. Keil 1998-8-26 28050 San Luis Obispo Los Padres National Forest. 3 road miles NW of Rock Front Ranch turnoff from Hwy 166, along Branch Creek Rd. (35 deg. 08.192' N x 120 deg. 07.836' W). Comment
  OBI9530  Mimulus aurantiacus var. aurantiacus Robert F. Hoover 1948-6-29 7550 San Luis Obispo Near summit on road between Arroyo Grande and Huasna district Comment
  UCSB23683  Mimulus aurantiacus var. aurantiacus McMinn, H. 1945-5-12 San Luis Obispo Road heading from Atascadero to Morro Bay, near Morro Bay Comment
  UC573567  Mimulus aurantiacus var. grandiflorus H. C. Lee 1937-5-8 891 San Luis Obispo 3 1/2 mi sw Templeton; Paso Robles Quadrangle 487 Comment
  OBI9532  Mimulus aurantiacus var. pubescens Robert F. Hoover 1946-6-16 6154 San Luis Obispo Rinconada district, between Santa Margarita and Pozo Comment
  OBI9525  Mimulus aurantiacus var. pubescens Robert F. Hoover 1958-5-24 8484 San Luis Obispo Salinas River bridge E of Santa Margarita Comment
  OBI74655  Mimulus guttatus David J. Keil 1987-5-6 20126 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  OBI5212  Mimulus guttatus French H. Morgan 1972-5-23 7 San Luis Obispo 1 mi off of US 101 in Reservoir Cyn 134 Comment
  UC573275  Minuartia cismontana T. M. Hendrix 1937-4-26 98 San Luis Obispo 3.2 mi nne Highland School; Pozo Quadrangle 457 Comment
  UC338240  Monardella breweri Lemmon Jun 1 1887-Jan 1 1900 4588 San Luis Obispo Lemmon's Ranch Cholame Comment
  SBBG109894  Monardella breweri C. B. Hardham 1957-7-20 2469 San Luis Obispo 1.6 mi E of Parkhill Rd on Calf Cyn Rd Comment
  SFV3181  Monardella crispa R. C. Bacigalupi 1950-5-13 3199 San Luis Obispo Sandy (dunes) area just south of Oso Flaco Lake. 10 Comment
  UC1334638  Monardella crispa Austin Griffiths Jr. 1967-8-13 5381 San Luis Obispo Nipomo Dunes Comment
  OBI44869  Monardella palmeri David J. Keil 1979-7-1 13123 San Luis Obispo Ridge between Prefumo and See Cyns, about 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  JEPS98036  Monardella palmeri Clare B. Hardham 1964-7-5 San Luis Obispo Burnett Peak Comment
  JEPS98037  Monardella palmeri Clare B. Hardham 1964-7-5 12284 San Luis Obispo Burnett Peak Comment
  RSA140078  Monardella palmeri Clare B. Hardham 1960-6-24 6250 San Luis Obispo Disturbed ground, serpentine, chaparral edge of Cuesta Sargent Cypress grove 823 Comment
  CAS-BOT-BC220279  Monardella undulata subsp. crispa Katharine Brandegee No date on label s.n. San Luis Obispo Near Surf 1000 Comment
  JEPS63314  Monardella undulata subsp. crispa William S. Cooper 1919-7-31 236 San Luis Obispo Oceano Comment
  UC573600  Monardella undulata subsp. crispa H. C. Lee 1936-3-12 481 San Luis Obispo 1 1/2 mile north of Black Lake, Arroyo Grande Quadrangle 30 Comment
  UC1748312  Monardella undulata subsp. crispa Alison Graff 1993-7-8 M 43 San Luis Obispo Big Coreopsis Hill The Nature Conservancy parcel Comment
  OBI28508  Monardella undulata subsp. undulata David J. Keil 1982-7-2 16277 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black lake Cyn trl Comment
  SBBG72001  Monardella undulata subsp. undulata Mrs. R. W. Summers -Mar-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI20046  Monardella undulata subsp. undulata Rhonda Riggins 1979-5-13 1183 San Luis Obispo Along trl near S edge of Nipomo Mesa 2 mi E Nipomo Comment
  CDA40782  Monardella undulata var. undulata A. C. Browne 1951-5-29 s.n. San Luis Obispo Oso Flaco. 0 Comment
  UC771643  Monardella villosa subsp. obispoensis R. F. Hoover 1946-8-3 6260 San Luis Obispo Above Perfumo Canyon; San Luis Range 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
  SEINET10582390  Monardella villosa subsp. obispoensis A. Graff 1993-7-9 Graff 173 San Luis Obispo Los Padres National Forest, Cuesta Ridge. Along Cuesta Ridge as it descends from the TV towers to Hwy. 101. 1.45 miles down from the Cuesta Ridge Botanical Area sign, on the northwest-facing road cut. T30S,R12E,S1. Non-serpentine. With Adenostema fascicularis, Arctostaphylos sp., Mimulus aurantiacus, Salvia mellifera, Eriophyllum confertiflorum. Bombus sp. Comment
  SBBG93773  Monardella villosa var. obispoensis S. A. Junak 1990-7-12 4398 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, ridge S of first high voltage tower E of W Cuesta Ridge Rd 716 Comment
  RSA0028076  Monolepis nuttalliana Greg Wilvert 2005-4-5 165 San Luis Obispo 100 meters N of Wells Spring. 883 Comment
  OBI47415  Monolopia lanceolata David J. Keil 1981-4-9 14299 San Luis Obispo 0.6 mi W of jctn of rd to Cholame along State hwy 58 Comment
  UCD134592  Monolopia lanceolata Justin Albert 1995-3-26 1 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, 2 mi. along fire road, 5 mi. N of Painted Rock. 800 Comment
  UCD163555  Monolopia lanceolata CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 1126 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument, on the valley floor. 590 Comment
  CAS-BOT-BC349564  Monolopia lanceolata D. E. Breedlove 1962-3-18 1938 San Luis Obispo 17.5 miles west of New Cuyama on State 166 609 Comment
  CDA20795  Monolopia stricta G. F. Hrusa, Jeff Hart 1993-4-6 10699 San Luis Obispo Carrizo Plain. S end of Soda Lake on E side. 609 Comment
  SBBG1266  Morella californica C. B. Hardham 1958-10-11 4027 San Luis Obispo Cambria Comment
  SBBG109684  Mucronea californica C. B. Hardham 1960-5-31 5945 San Luis Obispo headwaters of S fork of Huerhuero River Comment
  UCSB57200  Mucronea californica Penkala, B.; Ryan, P. 1987-6-25 San Luis Obispo On east side of Hwy. 227 about 3 miles north from jct. with Upper Arroyo Grande Road; at intersection with private road leading east to Verde 182 Comment
  UCSB57201  Mucronea californica Penkala, B.; Ryan, P. 1987-6-25 San Luis Obispo On east side of Hwy. 229 about 1/4 mile north from jct. with Hwy. 58; just northeast of Santa Margarita 396 Comment
  OBI10914  Mucronea perfoliata Robert F. Hoover 1946-6-16 6174 San Luis Obispo W edge of Carrizo Plain, at top of grade leading from San Juan River 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
  OBI10916  Mucronea perfoliata Robert F. Hoover 1953-5-17 8318 San Luis Obispo Head of "Skunk Well" cyn . Temblor Range Comment
  RSA585719  Muhlenbergia rigens F. L. Johnson, E. A. Young 1993-5-25 ROBO 613 San Luis Obispo 0.5 km SE of Deer Trail Road on W Perimeter Road. Comment
  OBI22037  Muhlenbergia utilis Robert F. Hoover 1947-1-26 6602 San Luis Obispo Osos Valley Comment
  CAS-BOT-BC83366  Myosurus minimus R. F. Hoover 1947-3-30 6853 San Luis Obispo 1 mile south of Simmler, Carrizo Plain. Comment
  OBI55340  Myosurus minimus subsp. apus David J. Keil, with Kathleen A. Keil 1998-4-4 26568 San Luis Obispo Carrizo Plain N of Soda Lake. Along Belmont Trail, from junction with Seven Mile Rd., about 1 mi. W. Comment
  RSA166170  Najas marina M. A. Piehl 1963-8-4 63774 San Luis Obispo Shallow margin of north arm of Oso Flaco Lake. 3 Comment
  OBI21454  Narcissus tazetta Kurt F. Kline 1968-11-23 2 San Luis Obispo Atascadero, 1 mi E of hwy 101 on San Jacinto Rd Comment
  CAS-BOT-BC260015  Nassella lepida Clare B. Hardham 1958-5-28 3411 San Luis Obispo Santa Lucia Mountains. Intersection North Road to Adelaida and Road to Nacimiento Lake Comment
  RSA0047731  Nassella lepida LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6403 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
  RSA0030652  Nassella lepida David J. Keil 2013-8-22 31956 San Luis Obispo Morro Bay State Park. Turtle Rock trail (Morro Creek Road) on northern side of Cerro Cabrillo., 35.353152, -120.826867 12 Comment
  SBBG109889  Nassella lepida C. B. Hardham 1961-4-14 7388 San Luis Obispo 11 mi E of Cambria, Hwy 41 335 Comment
  CAS-BOT-BC260214  Nassella pulchra Clare B. Hardham 1960-4-2 5283 San Luis Obispo The Santa Lucia Mountains. Cambria Comment
  CAS-BOT-BC260224  Nassella pulchra R. F. Hoover 1964-5-13 8851 San Luis Obispo South Fork of Old Creek Comment
  RSA0040014  Nassella pulchra LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6332 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  RSA769863  Nassella tenuissima David J. Keil 2010-7-21 30922 San Luis Obispo Along Thomas Hill Road, just south of Hondonada Road, east of Arroyo Grande 100 Comment
  SBBG2431  Nasturtium gambelii H. and M. Dearing 1940-8-11 4457 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC60484  Nasturtium officinale Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-6-23 851 San Luis Obispo Oso Flaco Lake, ca. 4 miles northwest of Guadalupe. Comment
  CAS-BOT-BC60482  Nasturtium officinale Ernest C. Twisselmann 1954-6-27 1405 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Mariannas Spring, Temblor Mountains. 853 Comment
  UCR266057  Navarretia atractyloides David J. Keil, Margariet Wetherwax, Elizabeth Painter, Jody Olsen, K. Downing, C. Bratt, Lynne D. Althouse 2000-5-16 28680 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
  RSA0040004  Navarretia hamata subsp. parviloba LeRoy Gross, Marcel Beffort 2014-5-14 6461 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  UC1731188  Navarretia hamata subsp. parviloba Glenn L. Clifton 1993-5-13 28213 San Luis Obispo ridge sw of Buckhorn Peak; Irish Hills 182 Comment
  OBI11329  Navarretia hamata subsp. parviloba R. F. Hoover 1966-5-17 9871 San Luis Obispo Indian Knob Ridge. Comment
  JEPS116687  Navarretia jaredii David Gowen 2006-5-31 591 San Luis Obispo West side of Cottonwood Pass on south side of Hwy 41. Comment
  OBI56506  Navarretia mellita D. R. Miller 1991-6-15 691 -E San Luis Obispo Scattered along road into and at Ocean View Mine, Pine Mountain area. Comment
  SBBG109756  Navarretia mitracarpa C. B. Hardham 1964-6-25 12062 San Luis Obispo Rinconada Mine, E of Santa Margarita Comment
  UCR70819  Navarretia mitracarpa J. T. Howell 1948-6-15 24358 San Luis Obispo Inner Coast Range, Red Hills southeast of Shandon 762 Comment
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Jan 31 2008
  CAS-BOT-BC230458  Navarretia mitracarpa John Thomas Howell 1948-6-15 24358 San Luis Obispo Red Hills SE of Shandon 762 Comment
  SBBG117967  Navarretia nigelliformis subsp. radians E. Painter, J. Froland 2001-5-14 CR 238 San Luis Obispo across (E of) W Perimeter Rd from Ranch House; Camp Roberts 211 Comment
  UC1276317  Nemacladus ramosissimus R. F. Hoover 1947-4-20 6972 San Luis Obispo Pilitas Creek District Comment
  CAS-BOT-BC411022  Nemacladus secundiflorus var. secundiflorus Alice Eastwood 1902-6-10 s.n. San Luis Obispo Santa Margarita Comment
  OBI13913  Nemophila menziesii Robert F. Hoover 1952-4-8 8079 San Luis Obispo La Panza District Comment
  UC310223  Nemophila menziesii Philip A. Munz 1926-4-8 10123 San Luis Obispo Paso Robles Comment
  UCSB30547  Nemophila menziesii Smith, D. 1966-4-9 San Luis Obispo 10 miles S of Shandon Comment
  CAS-BOT-BC219387  Nemophila parviflora Clare B. Hardham 1956-3-27 311 San Luis Obispo Santa Lucia Mountains. Chimney Rock Ranch, San Marcos Creek Comment
  OBI77614  Nemophila pedunculata Joy Nishida, Robert Allen 1982-4-10 212 San Luis Obispo American Cyn campground 536 Comment
  SBBG107147  Nemophila pedunculata C. B. Hardham 1956-3-4 167 San Luis Obispo Paradise Valley, Atascadero Comment
  RSA112793  Nemophila pedunculata H. D. Ripley, R. C. Barneby 1941-4-13 3253 San Luis Obispo Near Soda Lake, Carisa Plains. 732 Comment
  UCSC008900  Nemophila pedunculata Randall Morgan 2014-5-4 5601 San Luis Obispo Calf Canyon Comment
  OBI9177  Nicotiana quadrivalvis Robert F. Hoover 1947-4-20 6984 San Luis Obispo Near El Dorado School Comment
  CAS-BOT-BC400109  Nuphar polysepala Ira L. Wiggins 1929-4-15 3587 San Luis Obispo Between Guadalupe and Oceano Comment
  SD148062  Nuttallanthus texanus G. K. Helmkamp, E. A. Helmkamp 2001-5-2 6613 San Luis Obispo La Panza Range: CA-58, 4.5 mi E of Santa Margarite, roadside 334 Comment
  OBI19922  Nuttallanthus texanus Walter F. Chesbro 1979-3-10 114 San Luis Obispo Indian Knob. 2.5 mi above last gate on Davenport Crk Rd Comment
  RSA355833  Oenanthe sarmentosa R. F. Thorne 1968-6-7 37767 San Luis Obispo Oso Flaco Lake 10 Comment
  RSA0078732  Oenothera elata subsp. hookeri Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3218 San Luis Obispo Morro Strand State Beach: Just W of Hwy 1 in Cayucos. 1 Comment
  UC1122254  Oenothera elata subsp. hookeri H. C. Lee 1936-3-13 484 San Luis Obispo Oceano Beach Arroyo Grande Quadrangle Comment
  OBI65704  Oenothera elata subsp. hookeri D. R. Miller 1994-6-16 694 -455 San Luis Obispo Pine Mt Region. On D.R. Miller propery, E slope of Pine Mt; Tobaco crk drainage 700 Comment
  SBBG87973  Orobanche bulbosa C. F. Smith 1988-5-17 12134 San Luis Obispo Forest Service rd ca. 1/4 way up to Pine Mtn in McChesney Wilderness, 6-7 airline mi S of Hwy 58 and turnoff to Navajo Rd Comment
  UC455563  Orobanche fasciculata E. P. Unangst July 1906 San Luis Obispo Perfumo Canyon. Comment
  SBBG81668  Orobanche uniflora R. N. Philbrick 1986-4-24 San Luis Obispo ca. 0.5 mi NE of Black Mtn Rd, along trail from rd to Friis Camp Comment
  POM44310  Orthocarpus densiflorus var. obispoensis Marcus E. Jones 1882-5-8 3243 San Luis Obispo San Luis Obispo. Comment
  RSA152283  Orthocarpus densiflorus var. obispoensis R. C. Bacigalupi, G. Thomas Robbins 1952-4-22 3658 San Luis Obispo At junction of old and new roads (coastal county road), 1 mi south of Cambria Pines Lodge, Cambria. Comment
  UC1123094  Osmorhiza brachypoda H. C. Lee 1936-5-11 593 San Luis Obispo 1 1/2 mi s mouth of Clapboard Canyon; Nipomo Quadrangle Comment
  UC1126107  Paeonia californica H. C. Lee 1936-2-16 401 San Luis Obispo Head of Newsom Canyon Arroyo Grande Quadrangle Comment
  UC1126111  Paeonia californica N. K. Carlson 1936-3-28 252 San Luis Obispo 0.9 mi ne Atascadero (below Plot 38); San Luis Obispo Quadrangle Comment
  CAS-BOT-BC121263  Paeonia californica Roxana S. Ferris 1929-4-13 7511 San Luis Obispo North base of the Cuesta Grade Comment
  CAS-BOT-BC121272  Paeonia californica Ira L. Wiggins 1929-4-15 3556 San Luis Obispo Between Guadalupe and Oceana Comment
  UC917053  Paeonia californica R. Bacigalupi 1949-4-7 3077 San Luis Obispo along Santa Rosa Creek Rd 6.4 mi e junction with California Highway 1 (near Cambria) Comment
  OBI22056  Panicum capillare Larry E. Brown 1971-9-5 2088 San Luis Obispo Salinas River bed near Atascadero Comment
  OBI11702  Papaver californicum Robert F. Hoover 1952-5-11 8193 San Luis Obispo Burned area at Navajo Camp, La Panza range Comment
  UCD96004  Papaver hybridum Ernest C. Twisselmann 1962-4-29 7025 San Luis Obispo San Luis Obispo County: Choice Valley Hills; hillslope on the south-east side of Sinsheimer Flat. 632 Comment
  CAS-BOT-BC413378  Parietaria hespera var. californica Clare B. Hardham 1960-4-4 5305 San Luis Obispo Santa Lucia Mountains. Cantinas Cr. 243 Comment
  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
  OBI79552  Paspalum distichum David J. Keil 2012-7-14 31408 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. 30 Comment
  OBI56193  Pedicularis densiflora David J. Keil, Lynne Dee Oyler May-89 s.n. San Luis Obispo Squire Cyn, S of San Luis Obispo Comment
  UCR1395  Pedicularis densiflora Frank C. Vasek 1960-4-10 600410- 09 San Luis Obispo Central Coast, At TV tower, c. 3 miles along dirt road leading west from La Cuesta Summit, off Hwy 101 800 Comment
  OBI59650  Pelargonium grossularioides David J. Keil 1999-7-22 28390 San Luis Obispo San Simeon. Just off Calif rte 1 on rd toward Sebastian Store Comment
  OBI75481  Pellaea mucronata Jenner Whitt 2003-4-3 16 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  UC1063637  Pellaea mucronata var. mucronata W. A. Peterson 1937-3-20 648 San Luis Obispo 1 mi ssw La Panza; Santa Barbara Nat'l Forest, La Panza Quadrangle Comment
  UCR263703  Pennisetum clandestinum Mark A. Elvin, Michael Brady, Jason Storlie 2014-9-16 7641 San Luis Obispo Central Coastal: Santa Maria River Valley, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, north edge of refuge, and of Beigle Road at parking lt 14 Comment
  OBI80758  Pennisetum villosum David J. Keil 1992-10-19 23860 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. Area near main park entrance 170 Comment
  UCR160576  Penstemon centranthifolius George K. Helmkamp, E. A. Helmkamp 2005-6-12 9650 San Luis Obispo Central Coast Range, along Calif. Hwy 58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 552 Comment
  SEINET4681666  Penstemon cordifolius Barbara Ertter 1989-6-10 8570 San Luis Obispo E side Black Mt about 20 air miles ENE of San Luis Obispo, edge of chaparral/ forest on N-facing slope, head of McGinnis Creek above Navajo Campground.; 0 Comment
  SEINET5328496 Image available Penstemon heterophyllus M. W. Summers 1882-6-21 s.n. San Luis Obispo Santa Margarite Valley Comment
  OBI56828  Pentachaeta alsinoides David J. Keil 1998-4-7 26577 San Luis Obispo S of Creston on Hwy 229, 1.4 mi. S of Rocky Canyon Rd. 384 Comment
  SEINET2442718  Pentachaeta exilis David Keil 2001-4-17 29309 San Luis Obispo Camp Roberts. Just northwest of junction of San Marcos Road and Generals Road. Foothill woodland area. 201 Comment
  UCD77909  Pentachaeta exilis subsp. exilis Robert E. Preston 1998-4-7 1092 San Luis Obispo San Luis Obispo County: 17 mi E of Santa Margarita, ca. 1 mi N of Hwy 58 491 Comment
  UC652645  Perideridia californica Roxana S. Ferris 1939-6-16 9779 San Luis Obispo Jack Creek Bridge Santa Lucia Mountains (on Dover Canyon Rd.) Comment
  CAS-BOT-BC218419  Perideridia pringlei Marcus E. Jones 1882-5-6 3230 San Luis Obispo San Luis Obispo Comment
  HSC82924  Persicaria amphibia E. A. Wise 1981-7-26 935 San Luis Obispo Shepperd's Reservoir: Cal Poly Comment
  OBI36829  Persicaria punctata Eric Wise 1981-6-15 624 San Luis Obispo Turri Rd, 1 mi E of S Bay Blvd Comment
  UC2026938  Persicaria punctata David J. Keil 2010-11-10 30949 San Luis Obispo 5-acre rectangular parcel located at 615 Ormonde Road, between San Luis Obispo and arroyo Grande south of intersection of Ormonde Road with Price Canyon Road Comment
  UC2027333  Petunia parviflora David J. Keil 2013-8-22 31920 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse Comment
  OBI58863  Petunia parviflora David J. Keil 1998-9-4 28071 San Luis Obispo Santa Margarita. 305 Comment
  SBBG107055  Phacelia C. B. Hardham 1958-3-22 2908 San Luis Obispo San Bernardo Crk Comment
  RSA0089862  Phacelia brachyloba Dean Wm. Taylor 2003-5-5 18508 San Luis Obispo La Panza Range: Highway 58 in Calf Canyon 0.5 miles East of junction, Highway 229, hillslopes north of the road. 381 Comment
  UC1285024  Phacelia brachyloba R. F. Hoover 1947-3-30 6811 San Luis Obispo junction of creek with Salinas River; Morano Creek Comment
  OBI13751  Phacelia campanularia Stephen Wainwright 1964-2-29 4 San Luis Obispo 4 mi W of Los Osos School on Los Osos Valley rd Comment
  UCR190646  Phacelia cicutaria var. hispida George K. Helmkamp, E. A. Helmkamp 2005-3-25 9230 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
  RSA427699B  Phacelia ciliata L. S. Rose 1937-4-8 37028 San Luis Obispo Cholame 351 Comment
  RSA8260  Phacelia ciliata I. L. Wiggins 1932-3-20 5782 San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  SEINET5537067  Phacelia ciliata J. H. Barber 1899-3-6 s.n. San Luis Obispo Paso Robles Comment
  UC1069292  Phacelia ciliata var. ciliata P. L. Johannsen 1937-5-3 1089 San Luis Obispo 2 1/8 mi ene Painted Rock Ranch (Plot 189); McKittrick Quadrangle Comment
  OBI30659  Phacelia distans David J. Keil 1981-5-19 14741 San Luis Obispo Indian Knob. Upper slopes of Indian Knob Comment
  SBBG97431  Phacelia distans C. F. Smith 1950-4-30 2712 San Luis Obispo rd ca. halfway down N side of Temblor Grade from Simmler to McKittrick Comment
  UC56407  Phacelia distans Mrs. R. W. Summers 1886-4-23 San Luis Obispo San Luis Mt. Comment
  POM96346  Phacelia distans P. A. Munz 1926-4-9 10243 San Luis Obispo Morro. Comment
  RSA396526  Phacelia distans C. F. Smith 1951-4-19 3040 San Luis Obispo On sandy Nipomo Mesa, N of Guadalupe. Comment
  SBBG1500  Phacelia douglasii C. B. Hardham 1957-5-4 1861 San Luis Obispo Tierra Redonda Comment
Read comments
Jan 25 2010
  UC1069218  Phacelia douglasii W. A. Peterson 1937-4-14 682 San Luis Obispo 1.1 mi se mouth of Cedar Creek; La Panza Quadrangle Comment
  SBBG13126  Phacelia fremontii C. B. Hardham 1958-3-31 2977 San Luis Obispo Shell Crk, near Camatta Rd Comment
  UC706988  Phacelia fremontii Lyman Benson 1937-4-4 8097 San Luis Obispo e Simmler; Temblor Mt. Range, Carrissa Plains Drainage Area, Carissa Pl 762 Comment
  SBBG95656  Phacelia grisea D. Keil 1986-4-8 19110 San Luis Obispo E side of Santa Margarita Lake Comment
  OBI72798  Phacelia imbricata var. imbricata D. R. Miller 2010-5-12 510 .918 San Luis Obispo Rocky Butte/Pine Mt region. On top of earthern dam in Bear Cyn, a tributary of Tobacco crk Comment
  SBBG107059  Phacelia parryi C. B. Hardham 1956-6-19 702 a San Luis Obispo Peachy Cyn Comment
  OBI38071  Phacelia rattanii David J. Keil, Kathryn Bay and Rich Ferguson 1984-4-28 18151 San Luis Obispo American Cyn in La Panza Mts Comment
  CHSC111079  Phacelia tanacetifolia Richard R. Halse 2010-3-23 7838 San Luis Obispo Along County Road G14 just above the Nacimiento Dam or ca. one mile south of its junction with road G19. Comment
  UCD120733  Phacelia tanacetifolia Steve Mason; Joey Artero 1993-4-24 15 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, NE side road off Elkhorn Rd., 1.2 mi. S of Elkhorn and Simmler Roads' junction, up road on left roadside past washing machine. 640 Comment
  OBI60078  Phacelia viscida David J. Keil, Lynne Dee Oyler May1989 s.n. San Luis Obispo Squire Cyn, S of San Luis Obispo Comment
  RSA140490  Phacelia viscida Clare B. Hardham 1960-4-30 5553 San Luis Obispo Peachy Canyon Comment
  UC1069366  Phacelia viscida H. C. Lee 1936-3-19 587 San Luis Obispo 2 mi nw Indian Knob; Arroyo Grande Quadrangle Comment
  OBI51348  Phalaris aquatica Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-15 5 .5 San Luis Obispo N central section of San Simeon State park Comment
  CAS-BOT-BC250696  Phalaris paradoxa R. F. Hoover 1951-5-7 8056 San Luis Obispo Coast between Toro Creek & Morro Sand-dunes Comment
  UC569622  Pholisma arenarium Joseph and Hilda W. Grinnell 1937-7-28 1077 San Luis Obispo seaside dunes 1 mi n Morro Rock Comment
  OBI77630  Pholistoma membranaceum David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30502 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  SBBG82001  Pholistoma membranaceum S. F. Smith 1950-4-30 2713 San Luis Obispo Temblor Grade from Simmler to McKittrick Comment
  OBI82617  Phyla nodiflora David J. Keil 2015-8-10 33348 San Luis Obispo Northwest of Cayucos. Villa Creek Road just west of Highway 1 Comment
  RSA772357  Phyllospadix scouleri Robert F. Thorne, Percy C. Everett 1963-4-21 31638 San Luis Obispo South end of Morro Bay between bay and ocean. Comment
  SBBG109676  Physocarpus capitatus C. B. Hardham 1956-5-30 782 San Luis Obispo Las Tablas Crk, 7X Ranch Comment
  UC73218  Pickeringia montana var. montana J. E. Roadhouse 1905-4 83 San Luis Obispo San Luis Obispo Comment
  OBI65843  Pickeringia montana var. montana D. R. Miller 1994-5-20 594 -371 San Luis Obispo Pine Mtn Region; along upper edge of Coles rd in (with Hearsts') Marmolejo crk drainage 750 Comment
  NY49959  Pinus coulteri W. R. Dudley 1901-4-4 s.n. San Luis Obispo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  OBI23138  Pinus coulteri Robert J. Rodin 1962-5-8 6668 San Luis Obispo Cuesta Ridge Comment
  RSA384317  Pinus coulteri Casa W. Clark 1928-11-12 1957 San Luis Obispo W Willow Springs. Comment
  OBI29086  Pinus muricata Karen Symonds 1982-8-7 37 San Luis Obispo Montana de Oro State park, above Coon Crk trl Comment
  OBI6954  Pinus muricata Robert J. Rodin 1972-2-12 8744 San Luis Obispo S of Coon crk in Montana de Oro State park Comment
  OBI72505  Pinus radiata J. Olson 2002-4-10 s.n. San Luis Obispo Camp San Luis Obispo. roadside, opposite Bldg S509 and adj to fire hydrant Comment
  UC718124  Pinus radiata Carl B. Wolf 1934-11-2 6215 San Luis Obispo ne corner of Warwick St. and Coventry St.; Cambria 45 Comment
  OBI23095  Pinus torreyana Deborah Nixon 1976-11-27 7 San Luis Obispo Cal Poly campus, San Luis Obispo, behind Fremont Hall on hill Comment
  UCR131009  Piperia michaelii George H. Grinnell 1930-7-11 s.n. San Luis Obispo Cambria Pines 91 Comment
  OBI48228  Pistacia atlantica David J. Keil, Rhonda Riggins and Dirk R. Walters 1990-3-9 21334 San Luis Obispo Campus of Cal Poly State Univ., Poly Canyon. Comment
  CAS-BOT-BC228024  Plagiobothrys Roxana S. Ferris 1935-3-29 9099 San Luis Obispo 7 miles E of Pozo on the McKittrick road Comment
  OBI73357  Plagiobothrys acanthocarpus David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30691 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58 Comment
  OBI29245  Plagiobothrys canescens David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14538 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  UC1069018  Plagiobothrys canescens W. A. Peterson 1937-4-16 706 San Luis Obispo 6.5 mi nnw Mustang Spring; La Panza Quad. 655 Comment
  OBI20894  Plagiobothrys canescens Eben McMillan 1952-4-30 75 San Luis Obispo Commatta Crk, 13 mi S 4 mi E Shandon Comment
  OBI67149  Plagiobothrys canescens M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-7 CR- 5 San Luis Obispo Camp Roberts. Near jctn of San Antonio rd and abandoned part of Bee Rock rd (across impact area) near SW gate of impact area. UTMs NAD27: zone 10, 695817E, 3962383N 200 Comment
  SBBG123086  Plagiobothrys infectivus D. Keil, K. Keil 2001-4-20 29373 San Luis Obispo Davis Rd, 1.8 mi SE of Hwy 46, SE of Cholame 420 Comment
  OBI73227  Plagiobothrys leptocladus David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30732 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  OBI77778  Plagiobothrys leptocladus David J. Keil, with Kathleen A. Keil 1998-4-4 26554 San Luis Obispo Carrizo Plain N of Soda Lake. Seven Mile Rd. at junction with Bridgville Rd.(1 mi. E of Soda Lake Rd.) Comment
  OBI62647  Plagiobothrys nothofulvus George Butterworth 2003-3-17 460 San Luis Obispo Chimineas. Along Feed Lot Rd on hill above tank 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
  UCR4409  Plagiobothrys nothofulvus Frank C. Vasek 1960-4-10 600410- 12 San Luis Obispo South Coast Range, 3.9 mi SE of Santa Margarita Junction [Hwy 58 ?] on Pozo Road [Rinconada Creek watershed] 366 Comment
  OBI35788  Plagiobothrys nothofulvus Allison Berry 1984-5-4 163 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1. NE most hill of Shooting Facility (W, S slopes and top) Comment
  RSA115479  Plagiobothrys nothofulvus E. C. Twisselmann 1955-5-27 2047 San Luis Obispo Cammatta Canyon; La Panza Range. 564 Comment
  UCSB49185  Plagiobothrys nothofulvus Lain, Maria 1978-3-29 San Luis Obispo Twitchell Reservoir, Highway 66 213 Comment
  UC455997  Plagiobothrys reticulatus I. J. C. and Dr. White 1909-4-17 San Luis Obispo Paso Robles Comment
Read comments
Jan 25 2012
  CAS-BOT-BC261665  Plagiobothrys tenellus M. Wetherwax; E. L. Painter; J. Greenhouse 2001-3-20 CR- 147 San Luis Obispo Camp Robertrs. Above palisades above Boy Scout Road, south of Nacimiento River 260 Comment
  UC1069075  Plagiobothrys tenellus C. A. Graham 1938-4-11 307 San Luis Obispo 1 mi s Bee Rock; Bradley Quadrangle Comment
  UC1125605  Plantago erecta T. M. Hendrix 1937-4-17 27 San Luis Obispo 3.3 mi se Pozo Quad.; Santa Barbara National Forest, Pozo Quad. 457 Comment
  OBI11655  Plantago erecta Aart C. DeVos 1963-4-23 80 San Luis Obispo N of Cal Poly Airport. Near Reservoir Comment
  OBI53495  Plantago erecta Arthur W. Hazebrook 1991-4-19 21 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  OBI11639  Plantago lanceolata R. R. LaBelle 1967-4-2 20 San Luis Obispo Laguna Lake, San Luis Obispo Comment
  RSA502803  Plantago lanceolata Tim S. Ross, Annette H. Ross 1988-8-16 1557 -2 San Luis Obispo Morro Bay, near Atascadero State Beach, 1 Comment
  SBBG107346  Plantago lanceolata C. B. Hardham 1981-5-7 24002 San Luis Obispo Arroyo de la Cruz Comment
  OBI36855  Plantago major Eric Wise 1981-9-29 1265 San Luis Obispo Oso Flaco Lake Comment
  OBI11629  Plantago maritima Robert F. Hoover 1947-8-9 7364 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  CDA6590  Plantago psyllium T. Chalmers 1943-10-21 San Luis Obispo San Luis Obispo. 0 Comment
  JEPS24085  Plantago subnuda Ernest C. Twisselmann 1959-5-23 5262 San Luis Obispo just w Baywood Park; Morro Bay 3 Comment
  OBI36839  Plantago subnuda Eric Wise 1981-6-26 663 San Luis Obispo Villa Crk Reservoir, hwy 1 N of Cayucos Comment
  UC1192031  Plantago subnuda Malcolm A. Nobs and S. Galen Smith 1948-9-9 660 San Luis Obispo s of Pismo Beach Comment
  OBI32181  Platanus racemosa David J. Keil 1981-6-20 14909 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  SJSU3316  Platystemon californicus C. W. Sharsmith 1962-4-20 6799 San Luis Obispo Carrizo Plain c. 3 mi SE of Simmler Comment
  OBI58826  Plectritis ciliosa David J. Keil 1998-5-13 27225 San Luis Obispo Just E of intersection of La Panza Rd. & Hwy 58 Comment
  OBI46190  Plectritis congesta Lynne Dee Oyler 1986-5-6 456 San Luis Obispo Santa Margarita Ranch. Estadio field in E part of the ranch Comment
  OBI8704  Plectritis macrocera Eben McMillan 1952-4-30 76 San Luis Obispo Long Valley-11 mi S, 8 mi E of Shandon Comment
  SBBG63433  Pluchea sericea R. Hoffmann 1927-10-14 San Luis Obispo Alamo Crk, Lower Cuyama Valley Comment
  OBI80851  Poa annua David J. Keil 1992-1 22961 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  UC1132579  Poa annua G. T. Nordstrom 1937-4-28 1143 San Luis Obispo 1 mi s Williams Ranch; Adelaida Quadrangle Comment
  UCSB54168  Poa bulbosa Costley, M. 1985-4-19 San Luis Obispo Nipomo Mesa in the stabilized back dune 30 Comment
  SEINET2469306 Image available Poa diaboli Robert J. Soreng, S. Krenn E. Frenzel 2003-4-7 7401 San Luis Obispo San Luis Range, Montana de Oro State Park, N slopes of Valencia Pk. S of Los Osos ca 5 k. 240 Comment
  UCD91117  Poa howellii G. F. Hrusa 1995-5-28 12221 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Immediately WNW of and leading to Peak 2. 600 Comment
  OBI65020  Poa secunda Greg Wilvert 2005-4-6 180 San Luis Obispo SE half of the Caliente Range. N end of Padrones Cyn. S end of Horse Cyn, 4.3 km N of New Cuyama 655 Comment
  RSA0020752  Poa secunda subsp. secunda Greg Wilvert 2005-4-23 291 San Luis Obispo Above Lawson Spring. 857 Comment
  OBI22151  Poa secunda subsp. secunda Robert D. Page 1962-5-6 100 San Luis Obispo Near Soda Lake SE of Simmler Comment
  CAS-BOT-BC109174  Polygonum paronychia R. F. Hoover 1964-6-11 9042 San Luis Obispo Just south of Hazard Canyon. Comment
  OBI64140  Polypogon maritimus Lynne Dee Althouse, Jason Dart 2004-4-23 232 San Luis Obispo Rocky Cyn Rd. this is the last private parcel on S side of the rd at thedead end trailhead into Rocky Cyn from the Creston side 472 Comment
  OBI53820  Polypogon monspeliensis Arthur W. Hazebrook 1993-1-9 179 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Oso Flaco Lake and crk areas, and adj pioneer dues Comment
  OBI43405  Polypogon monspeliensis Eric Wise 1981-6-7 454 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  OBI2580  Polypogon viridis Larry E. Brown 1971-2-23 1920 San Luis Obispo Cal Poly Campus in San Luis Obispo Comment
  OBI56997  Polypogon viridis Larry Kelly, David J. Keil 1988-10-1 307 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  HSC91643  Polystichum dudleyi Susan H. Bicknell 1990-7-12 San Luis Obispo Montana de Oro State Park, along Hazard Trail Comment
  CAS-BOT-BC76636  Polystichum munitum Professor Life; Mrs. Life 1923-9-1 s.n. San Luis Obispo North of Paso Robles Comment
  OBI37119  Populus fremontii Eric Wise 1982-4-29 1407 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  OBI35725  Populus fremontii Allison Berry 1984-5-4 165 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI73256  Populus fremontii subsp. fremontii Michael Walgren 2010-9-18 174 San Luis Obispo Estero Bluffs State Park, 1.56 mi W of Cayucos Crk, S of hwy 1 Comment
  OBI32230  Populus trichocarpa David J. Keil 1981-6-20 14895 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  UC1134821  Populus trichocarpa B. Bolt 1936-6-4 754 San Luis Obispo Morro Creek; Santa Barbara National Forest, Cayucos Quad., Morro Creek Comment
  OBI32214  Poterium sanguisorba David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15657 San Luis Obispo Arroyo de la Cruz area n of San Simeon. Along S side of the Arroyo Comment
  OBI48232  Prunus amygdalus David J. Keil, Rhonda Riggins and Dirk Walters 1990-3-9 21330 San Luis Obispo Campus of Calif Polytechnic State Univ, San Luis Obispo; Poly cyn Comment
  SBBG93775  Prunus ilicifolia subsp. ilicifolia S. A. Junak 1990-7-12 4396 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 (USFS Rd 29S11.3), ca. 5.9 mi W of Hwy 101 722 Comment
  OBI75723  Prunus virginiana var. demissa D. R. Miller 2011-5-11 511 .945 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. In the Tobacco Crk drainage, up a fork in bear Cyn 427 Comment
  CDA43185  Pseudognaphalium biolettii Richard R. Halse 2015-3-23 9346 San Luis Obispo Along State Hwy. 1, ca. 5.8 miles south of Ragged Point or 6 miles north of San Simeon. Comment
  CAS-BOT-BC356608  Pseudognaphalium biolettii W. R. Dudley 1902-4-3 s.n. San Luis Obispo On Manzanita Hill near Port Harford Comment
  RSA123310  Pseudognaphalium biolettii H. C. Lee 1936-2-24 415 San Luis Obispo 2.5 miles ESE of Picacho 244 Comment
  RSA123311  Pseudognaphalium biolettii C. M. Belshaw 1936-3-25 1722 San Luis Obispo Ridge 2 miles WSW of Los Osos Valley Forks 152 Comment
  OBI62143  Pseudognaphalium californicum P. A. Holden 1968-5-5 296 San Luis Obispo At edge of Oso Flaco Lake Comment
  OBI80982  Pseudognaphalium californicum Catlin Roshani, Alayna Ericson, Madeline Carlson, Wai Wong, Michelle Tran, Suha Saya, Katie Bishop 2015-4-24 1 San Luis Obispo West Cuesta Ridge, on east facing slope 200ft north on Tv Tower Rd parking lot on west side of HIghway 101 455 Comment
  CAS-BOT-BC356846  Pseudognaphalium californicum W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho Mountains Comment
  JEPS54497  Pseudognaphalium californicum Ernest C. Twisselmann 1967-4-27 12916 San Luis Obispo 2.9 mi s Piedras Blancas (Highway 1) 9 Comment
  OBI3517  Pseudognaphalium luteoalbum Lynch 1971-5-15 18 San Luis Obispo Cal Poly Campus, on the bank of crk leading into the E end of Drumm lake 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
  SBBG8270  Pseudognaphalium ramosissimum M. A. Piehl 1963-8-4 63790 San Luis Obispo W side of (N arm of) Oso Flaco Lake 4 Comment
  CAS-BOT-BC357499  Pseudognaphalium ramosissimum R. F. Hoover 1966-10-1 10106 San Luis Obispo Basquez Canyon, tributary to lower Lopez Canyon Comment
  UC1118471  Pseudognaphalium stramineum H. C. Lee 1936-5-17 609 San Luis Obispo 0.75 mi nw Suey Creek School; San Luis Obispo National Forest, Nipomo Quad. 487 Comment
  OBI80382  Psilocarphus tenellus David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  OBI81293  Psilocarphus tenellus G. Butterworth 2015-4-15 948 San Luis Obispo Chimineas. S. Airplane Cyn. Rd 150 yards NW of Mudpot. 732 Comment
  SEINET238924 Image available Pteridium aquilinum Mark Meredith 1984-1-6 9 San Luis Obispo Top of Alamo Dr. in Cabrillo Estates Los Osos. Very old stabilized sand dunes. Comment
  OBI24983  Pterostegia drymarioides David J. Keil, Dirk Walters 1980-4-26 13895 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI53043  Pterostegia drymarioides David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21515 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  OBI55635  Pterostegia drymarioides David J. Keil 1989-6-3 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  SEINET7063719  Pterostegia drymarioides A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine at San Luis Obispo. UTM Zone 10, 716128mE, 3906096mN. (WGS84/NAD83). 523 Comment
  RSA43115  Quercus agrifolia Robert F. Hoover 1946-10-19 6502 San Luis Obispo 3 miles NE of Pozo Comment
  UC1135544  Quercus berberidifolia H. C. Lee 1937-5-8 902 San Luis Obispo Adelaida Road Paso Robles Quad. 335 Comment
  JEPS116470  Quercus douglasii Alice Le Duc 1999-4-23 383 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  OBI79589  Quercus durata David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31380 San Luis Obispo San Luis Range (Irish Hills). Ruda Road near Hibberd Preserve 441 Comment
  OBI25752  Quercus durata var. durata David J. Keil, R. A. Pinmentel, R. Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-6-12 14049 San Luis Obispo San Luis Range, W of See Canyon rd along road to Hibberd (ownded by the Nature Conservancy) Comment
  SBBG119176  Quercus john-tuckeri M. Wetherwax, E. Painter 2002-7-29 CR 326 San Luis Obispo N of San Marcos Rd, N of Chimney Rock; Camp Roberts 400 Comment
  OBI14243  Quercus kelloggii Robert F. Hoover 1947-8-16 7379 San Luis Obispo 7 mi W of Templeton on raod to Cambria Comment
  OBI81486  Quercus lobata Connor Skelly, Sarina Shames 2015-11-6 7 San Luis Obispo South Hills Open Space, San Luis Obispo County, California. Comment
  OBI39348  Quercus lobata David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18715 San Luis Obispo 12.6 mi from Calif rte 1 on San simeon crk rd between Pine Mtn and Rocky Butte Comment
  CHSC13488  Quercus palmeri Patricia Haberkern 1974-4-9 2 San Luis Obispo Common in Cerro Alto Campground, Los Padres National Forest, 7.1 mi. w Atascadero on Hwy 41. 542 Comment
  OBI65014  Rafinesquia californica Greg Wilvert 2005-4-6 167 San Luis Obispo SE Half of the Caliente Range. Middle Cyn; 2.6 km S of Wells Spring 812 Comment
  UCR92512  Rafinesquia californica G. Fred Hrusa 1995-5-28 12297 San Luis Obispo Black Butte Research Natural Area. Ridge immediately SW of Radio Facility 2 (Peak 1). 600 Comment
  OBI44948  Rafinesquia californica David J. Keil, Rhonda Riggins, Richard Pimentel, Michael Stiles, and Joanna Tomassacci 1987-5-17 20158 San Luis Obispo Los Padres Natl Forest, Cuesta East past end of rd along fire trl in area burned by both the Gay Mtn fire and the Las Pilitas Fire Comment
  RSA681274  Ranunculus californicus Scott D. White, Ken McDonald 2001-5-9 8471 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  UCR163615  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2005-3-25 9213 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  CAS-BOT-BC378583  Ranunculus californicus var. californicus Clare B. Hardham 1956-3-4 190 San Luis Obispo Atascadero Creek, Hale Ranch Comment
  SBBG118294  Ranunculus hebecarpus K. Foster 1999-3-14 San Luis Obispo vernal pool plot 02-11; Camp Roberts Training Area O2; T25S R11E S30 Comment
  OBI54876  Ranunculus hebecarpus David J. Keil 1997-4-18 26199 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 2.2 road miles north of junction with san jose-avenales road. 567 Comment
  UCR240257  Raphanus raphanistrum George K. Helmkamp 2004-2-11 8272 A San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 0.2 mi north of Willow Rd. 130 Comment
  OBI14973  Raphanus sativus R. R. LaBelle 1967-10-10 51 San Luis Obispo Laguna Lake, San Luis Obispo Comment
  OBI29950  Raphanus sativus Jim Pollard 1972-8-27 9 San Luis Obispo Laguna Lake. On the edge of a lawn approx 25 ft from the edge of the lake Comment
  RSA7722  Rhamnus californica Carl B. Wolf 1929-4-15 355 San Luis Obispo Between Guadalupe and Callender, 4 miles from ocean Comment
  CDA11559  Rhamnus californica subsp. californica G. F. Hrusa 1993-5-22 11106 San Luis Obispo Black Butte Research Natural Area; Approx. 1/2 mile N of Mt. Lowe. Comment
  UC592891  Rhamnus californica subsp. californica unknown 1929-4-15 3555 San Luis Obispo about 3 mi n Santa Maria River (2-3 mi inland from ocean) 60 Comment
  SBBG72029  Ribes divaricatum var. pubiflorum R. Hoffmann 1930-4-18 San Luis Obispo Oceano Comment
  SBBG93766  Ribes divaricatum var. pubiflorum C. F. Smith 1965-3-11 8615 San Luis Obispo Hwy 1 near Black Lake, Nipomo Mesa Comment
  OBI14041  Ribes menziesii Robert F. Hoover 1947-1-26 6603 San Luis Obispo Osos Valley Comment
  CAS-BOT-BC212799  Ribes menziesii Alice Eastwood; John Thomas Howell 1937-5-1 4181 San Luis Obispo Pettitt Canyon, San Luis Range Comment
  UC573330  Ribes quercetorum W. A. Peterson 1937-3-17 618 San Luis Obispo 2 mi e La Panza Ranch; La Panza Quadrangle 533 Comment
  SBBG2812  Ribes sericeum C. B. Hardham 1960-2-25 5207 San Luis Obispo Santa Rosa Crk, 9.1 mi E of Cambria 213 Comment
  SBBG95381  Ribes speciosum A. Turnquist 1980-4-10 3 San Luis Obispo Ecological Study Area, Poly Cyn Comment
  CAS-BOT-BC173765  Ribes speciosum W. R. Dudley 1894-1-3 s.n. San Luis Obispo Pecho Mts Comment
  LA212436  Ribes speciosum W. M Arbaugh; 1968-3-20 160 San Luis Obispo Upper Sea Canyon, Coastal Hills. Comment
  SEINET3928280  Ribes speciosum Natalie Rossington, James Scott Love 2012-2-26 1 San Luis Obispo Stenner Creek Ranch, 1 mile north along trail.; 0 Comment
  UC570960  Ribes speciosum Herbert L. Mason 1929-10-12 5485 San Luis Obispo 4.3 mi w Atascadero; Atascadero Creek Comment
  UCD102516  Ribes speciosum J. M. Tucker 1963-4-11 3672 San Luis Obispo San Luis Obispo County: Beecham Ranch in Clark Valley, ca. 6 miles, airline, southeast of Morro Bay. Comment
  UC34585  Rigiopappus leptocladus L. Jared San Luis Obispo South Coast Ranges Comment
  CDA13957  Rorippa curvisiliqua G. F. Hrusa, D. Ragan 1997-8-1 14080 San Luis Obispo South Coast Ranges; Los Padres National Forest; upper Water Canyon on E side of Cuesta Ridge SE of Cuesta Pass. Comment
  RSA212019  Rorippa curvisiliqua E. C. Twisselmann, D. J. Bedell 1969-7-5 15664 San Luis Obispo Salinas River 5 miles S of Paso Robles 183 Comment
  OBI36931  Rorippa curvisiliqua Eric Wise 1981-9-17 1161 San Luis Obispo 5.7 mi E of Park Hill Rd. Turn Rt. 100 m past "circle Inn". 2-3 km on rd beyond hwy 58 Comment
  OBI66827  Rorippa palustris subsp. palustris David J. Keil, Kathleen Keil 2002-3-29 29778 b San Luis Obispo Lopez Reservoir. Vicinity of 35.20391 deg. N x 120.47009 deg. W Comment
  CAS-BOT-BC147617  Rosa californica Clare B. Hardham 1956-9-25 1393 San Luis Obispo San Marcos Creek, Chimney Rock Ranch Comment
  OBI79069  Rosa spithamea David J. Keil 2013-8-19 31889 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  OBI81523  Rosa spithamea Marina Miller, Katie Warde 2015-11-6 2 San Luis Obispo Irish Hills Natural Reserve. Plant was found approximately 400 feet into the Mariposa Trail on the right hand side of the trail. Comment
  OBI36301  Rubus armeniacus Julie McCauley 1980-7-30 5 San Luis Obispo Cambria on lodge Hill; Ardath and Pineridge Comment
  RSA680408  Rumex Scott D. White, Ken McDonald 2001-5-9 8455 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  UC1929861  Rumex Scott D. White, Ken McDonald 2001-5-9 8455 San Luis Obispo CENTRAL COAST: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. Comment
  CAS-BOT-BC422072  Rumex acetosella Ernest C. Twisselmann 1965-11-2 11691 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean). 15 Comment
  OBI30682  Rumex conglomeratus Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob tar Sands Comment
  OBI51380  Rumex conglomeratus Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .17 San Luis Obispo San Simeon State park. W section of park Comment
  OBI78979  Rumex conglomeratus David J. Keil 2013-8-22 31942 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
  OBI36797  Rumex conglomeratus Eric Wise 1981-9-29 1240 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  OBI61085  Rumex crispus P. A. Holden 1968-10-12 609 San Luis Obispo 5 mi E of Santa Margarita on hwy 58 near Parkhill Comment
  OBI82349  Rumex fueginus David Keil 2015-9-25 33412 San Luis Obispo Campus of California Polytechnic State University. Campus reservoir near end of Sports Complex Road. 115 Comment
  JEPS16765  Rumex maritimus Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-25 4327 San Luis Obispo about 5 mi s Oceano (along shore of lake); Oso Flaco Lake Comment
  OBI79854  Rumex occidentalis David J. Keil 2012-7-26 31485 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 2 Comment
  OBI81091  Ruppia cirrhosa Michael Walgren 2015-10-17 453 San Luis Obispo Villa Creek adjacent to the sandy beach upcoast of the town of Cayucos 1 Comment
  OBI19447  Sagina decumbens subsp. occidentalis Robert F. Hoover 1967-5-13 10573 San Luis Obispo Coast W of Cambria Comment
  UC1872975  Salix David Keil with Kathleen Keil 2003-3-29 30099 B San Luis Obispo Shell Creek area, ca. 0.5 mi N of junction with Hwy 58. Comment
  UC1872973  Salix David Keil with Kathleen A. Keil 2003-3-29 30099 A San Luis Obispo Shell Creek area, ca. 0.5 mi N of junction with Hwy 58. Flood channel of Shell Creek. Comment
Read comments
Jan 7 2016
  CAS-BOT-BC103252  Salix bonplandiana W. R. Dudley 1902-4-4 s.n. San Luis Obispo in town of San Luis Obispo Comment
  CAS-BOT-BC103284  Salix bonplandiana Ernest C. Twisselmann 1968-10-21 15042 San Luis Obispo Paso Robles: Salinas River just north of the Highway 46 bridge 181 Comment
  OBI58743  Salix gooddingii David J. Keil 1998-5-4 27042 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  UC1927758  Salix gooddingii David Keil 1998-6-8 27720 San Luis Obispo Along Bitterwater Rd. in Choice Valley. Vicinity of Grant Lake. T27S R17E Sect.9 Comment
  SBBG102612  Salix laevigata C. F. Smith 1951-4-19 3049 San Luis Obispo St Hwy 1, Black Lake Cyn, Nipomo Mesa Comment
  SBBG27476  Salix laevigata I. L. Wiggins 1932-3-21 5818 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  OBI36921  Salix lasiandra Eric Wise 1981-6-11 534 San Luis Obispo Little Morro Crk, Morro Bay Comment
  OBI36901  Salix lasiolepis Eric Wise 1982-6-25 1560 San Luis Obispo Pismo State Beach , Oceano campground Comment
  UCR115567  Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 2000-4-20 5396 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  CDA17871  Salix lasiolepis Austin Griffiths 1987-4-11 18100 San Luis Obispo Santa Lucia Mountains; Arroyo de la Cruz along E bench of creek, near streamflow gauge station. 0 Comment
  CAS-BOT-BC107239  Salix lasiolepis var. bigelovii John Thomas Howell 1964-6-29 40754 San Luis Obispo In canyon between Cambria and Protestant Cemetery Comment
  CAS-BOT-BC126474  Salix sitchensis R. Bacigalupi 1949-4-5 3076 San Luis Obispo Along Santa Rosa Creek, 3 miles above Cambria Comment
  OBI70517  Salsola australis G. F. Hrusa, P. Akers 2003-10-12 16174 San Luis Obispo Cuyama Valley. Hwy 166, +/= 3 mi W of Cottonwood Cyn. Site B093 483 Comment
  CDA37851  Salsola damascena J. L. Johnson 1978-10-3 s.n. San Luis Obispo East side of county. 0 Comment
  CDA17487  Salsola tragus G. F. Hrusa, P. Akers 2005-9-29 16817 San Luis Obispo Carrizo Plain; S end of Elkhorn Plain. 762 Comment
  SBBG118068  Salsola tragus J. Olson 2000-7-11 San Luis Obispo intersection of Kern and San Joaquin Rds, both sides of San Joaquin Rd; Camp San Luis Obispo Comment
  OBI78620  Salvia Carly Demetre, Chris Walden, Courtney Allen 2014-2-7 1 San Luis Obispo Cal Poly San Luis Obispo campus. Between Dexter Building 34 and University Drive. 95 Comment
  SFV16184  Salvia carduacea J. M. Albert 1995-4-24 7 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. 800 Comment
  OBI13556  Salvia columbariae Robert F. Hoover 1967-4-9 10413 San Luis Obispo Cyn In Temblor Range near N end of Elkhorn Plain Comment
  OBI75496  Salvia columbariae Jenner Whitt 2003-4-21 66 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  SBBG93794  Salvia columbariae S. A. Junak 1990-4-27 4230 San Luis Obispo Cuesta Ridge, just N of NW corner of Cuesta Ridge Botanical Area, N of main rd (USFS Rd 29S11.3) along power line access rd, ca. 5.9 mi W of Hwy 101, 0.3 mi N of NW boundary of the Botanical Area 716 Comment
  UC1124727  Salvia columbariae N. H. French 1937-4-3 907 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quad. 822 Comment
  SBBG96718  Salvia mellifera D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1966 San Luis Obispo upper end of Chaparral Rd near E end of Cuesta Ridge Botanical Area, below TV antennas Comment
  UC1124786  Salvia mellifera W. A. Peterson 1937-4-26 748 San Luis Obispo 3 mi se La Panza Ranch; La Panza Quad. 579 Comment
  UC1124787  Salvia mellifera G. T. Nordstrom 1937-4-19 1090 San Luis Obispo 2.7 mi s Chimney Rock; Adelaida Quad. 579 Comment
  OBI4905  Salvia mellifera John V. Stechman 1965-8-2 s.n. San Luis Obispo North side of upper Islay Crk Comment
  CAS-BOT-BC225192  Salvia sonomensis R. F. Hoover 1948-4-24 7487 San Luis Obispo Head of American Canyon, La Panza Range Comment
  OBI13527  Salvia sonomensis Robert F. Hoover 1947-5-31 7242 San Luis Obispo Pine Mtn of La Panza Range Comment
  OBI25905  Salvia sonomensis Eric Lamers 1981-3-3 18 San Luis Obispo Cuesta Ridge along roadside 1 mi from radio towers Comment
  OBI8517  Salvia spathacea Dave Imper 1976-11-27 7 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  OBI19902  Salvia spathacea Walter F. Chesebro 1979-3-10 134 San Luis Obispo Indian Knob. About 2 mi from last gate on Davenport Crk rd Comment
  OBI69774  Salvia spathacea D. R. Miller 1993-5-15 593 -5 San Luis Obispo Pine Mt Region. Down Tobacco ridge rd, just above 'Clinic' cabin 518 Comment
  JEPS116482  Sambucus mexicana Alice Le Duc 1999-6-22 413 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  OBI32950  Sambucus nigra subsp. caerulea David J. Keil, Eric Wise 1981-5-25 14840 San Luis Obispo North of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  SBBG104888  Sambucus nigra subsp. caerulea F. L. Johnson 1993-6-23 ROB 691 San Luis Obispo Chorro Crk at bicycle repair facility; Camp San Luis Obispo Comment
  OBI75013  Sanicula arguta Michael Walgren 2011-2-12 196 San Luis Obispo Private propoerty onEastern boundary of Morro Bay State Park 182 Comment
  CDA12462  Sanicula bipinnata G. F. Hrusa 1992-3-27 10341 San Luis Obispo Upper Salinas Valley; Right-of-way along Hwy 46 approx. 4 miles E of Paso Robles Comment
  OBI31349  Sanicula bipinnata Joy Nishida, Robert Allen 1982-4-10 226 San Luis Obispo 1.5 mi S of American cyn campground, at unlocked gate onside of dirt road 354 Comment
  CAS-BOT-BC223308  Sanicula bipinnatifida Ira L. Wiggins 1932-3-21 5803 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  RSA0036663  Sanicula bipinnatifida LeRoy Gross, Evan Meyer 2014-4-15 6220 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  OBI31950  Sanicula hoffmannii David J. Keil, Eric Wise 1981-5-25 14793 San Luis Obispo N of San Simeon in vicinty of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  UC1051418  Sanicula hoffmannii Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 B 3274 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  OBI50389  Sanicula hoffmannii LynneDee Oyler, David J. Keil 1988-6-23 533 San Luis Obispo Upper Prefumo Cyn rd near summit. Sec 3 T, 31S, R11E Comment
  OBI80789  Sanicula hoffmannii D. R. Miller, Elizabeth A. Appel 2015-5-17 505 .1127 San Luis Obispo Small stand of perhaps 8 plants. 4.5 miles east on San Simeon Creek Road from Hwy 1, next to road edge (up hillside). Comment
  JEPS98667  Sanicula maritima P. Vargas 1996-4-28 22 PV96 San Luis Obispo Arroyo de la Cruz, hills at N of creek bank Comment
  OBI34290  Sanicula tuberosa David J. Keil 1982-3-24 15777 San Luis Obispo Vicinity of American Canyon in the La Panza Mountains. Comment
  UCSC000536  Sanicula tuberosa I. J. Condit 2010-3-27 s.n. San Luis Obispo Pozo, Hillside. Comment
  UCR118383  Satureja douglasii George K. Helmkamp, E. A. Helmkamp 1998-6-30 4236 San Luis Obispo Central Coast Ranges, Irish Hills, Prefumo Canyon, 2.1 mi SW of Los Osos Valley Rd. 198 Comment
  CAS-BOT-BC239941  Schismus arabicus Ernest C. Twisselmann 1956-5-22 2857 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Kelly's Canyon, Red Hills 518 Comment
  UCSB40293  Schismus arabicus Cowan, Clark 1975-4-20 San Luis Obispo 100 yds. from the end of a dirt road, 150 yds. NE. of Soda Springs Rd., 8 mi. NW. of junction with Hwy. 166, Carrizo Plain Comment
  SD37489  Schoenoplectus acutus var. occidentalis Edith A. Purer 1933-7-21 5069 San Luis Obispo Moist place in sand dunes, northwest of Guadalupe. Comment
  CAS-BOT-BC111557  Schoenoplectus americanus Ernest C. Twisselmann 1956-6-10 2925 San Luis Obispo Ortega Spring, Palo Prieta Canyon. 426 Comment
  OBI43541  Schoenoplectus americanus Eric Wise 1981-8-7 1054 San Luis Obispo Cholame Crk at Bitterwater Rd Comment
  OBI35208  Schoenoplectus californicus Eric Wise 1982-6-24 1530 San Luis Obispo Warden Lake [N of Los Osos Valley Rd] Comment
  OBI35222  Schoenoplectus californicus Eric Wise 1981-6-29 816 San Luis Obispo Celery Lake of Dune Lakes Comment
  RSA0018565  Schoenoplectus californicus W. R. Ferren, Hamilton 1993-7-19 EPA- 89 San Luis Obispo Los Osos Creek. S margin of estuary of Los Osos Creek, E of bridge. Comment
  RSA0028219  Schoenoplectus maritimus David J. Keil 2013-8-29 31993 San Luis Obispo Morro Bay State Park. Just east of South Bay Blvd. on south side of Los Osos Creek estuary. 2 Comment
  OBI43568  Scirpus microcarpus David J. Keil, Eric Wise 1982-7-2 16285 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn Trl Comment
  OBI67858  Scirpus microcarpus E. L. Painter & M. Wetherwax, M. Wetherwax 1999-11-15 SLO- 18 San Luis Obispo Camp San luis Obispo. oN crk bank, W slope, Poison Oak Crk, ca 100 m upstream of fire hydrant 15-16 ca 2.5 air km NW of Cerro Romualdo, base of ridge W of O'Connor Way, W of Sutter Rd 100 Comment
  SBBG48510  Scirpus microcarpus L. W. Edge 1974-6-11 469 San Luis Obispo beside Santa Rita Cyn Rd Comment
  SBBG92466  Scribneria bolanderi S. A. Junak 1989-4-27 3979 San Luis Obispo USFS Rd 29S11.3, just W of west rd to Pick and Shovel Mine, ca. 4.4 mi W of US Hwy 101 749 Comment
  OBI55640  Scrophularia californica David J. Keil 1989-6-9 21241 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  SBBG119486  Scrophularia californica C. B. Hardham 1956-5-6 613 San Luis Obispo South Rd to Adelaida, Hilltop Ranch Comment
  OBI35358  Scrophularia californica Melody Dickens 1980-5-30 29 San Luis Obispo Morro rock, Morro Bay. N face at base near PG & E outflow Comment
  OBI64188  Scutellaria tuberosa David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, and Dieter Wilken 2001-4-17 29313 San Luis Obispo Camp Roberts. Palisades area along dirt road Comment
  OBI35238  Selaginella bigelovii K. A. Nadeau 1983-4-30 3 San Luis Obispo About 3 mi. E. of San Luis Obispo on ridge above intersection of Braod St. and Rockview Rd. 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
  CAS-BOT-BC363271  Senecio aronicoides Gertrude Sinsheimer 1937-5-10 s.n. San Luis Obispo Between Morro & Atascadero Comment
  CAS-BOT-BC327410  Senecio astephanus Clare B. Hardham 1956-5-6 619 San Luis Obispo Adelaida Road near Hill Top Ranch, Santa Lucia Mountains Comment
  OBI80305  Senecio blochmaniae Riley Haas 2014-11-17 1 San Luis Obispo Morro Bay. Parking lot at the end of Azure Street and Sandlewood Street. Dunes along trail to beach 7 Comment
  UC35942 Image available Senecio blochmaniae Mrs. Blochman 1892-11-1 San Luis Obispo Santa Maria River; ; Santa Maria River, San Luis Obispo Co. Comment
  OBI4410  Senecio blochmaniae Robert J. Rodin 1970-9-10 8423 San Luis Obispo 300 yds from Pacific Ocean near a shell mound in Pismo Beach State Park Comment
  RSA473130  Senecio blochmaniae Austin P. Griffiths 1967-8-13 5380 San Luis Obispo just S of Black Lake, near N end of Nipomo Dunes Comment
  RSA113167  Senecio breweri Roxana S. Ferris 1955-5-23 12800 San Luis Obispo At summit of Creston-La Panza road. Comment
  SEINET7072466  Senecio californicus A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  CAS-BOT-BC363524  Senecio californicus David D. Keck 1933-5-5 2227 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern San Luis Obispo County Comment
  UC1070164  Senecio flaccidus var. douglasii H. C. Lee 1936-6-3 655 San Luis Obispo 1.5 mi nw Musick; Santa Barbara National Forest, Nipomo Quad. 533 Comment
  CAS-BOT-BC329100  Senecio flaccidus var. douglasii Ernest C. Twisselmann 1960-9-27 6011 San Luis Obispo Grant's Lake, Temblor Range, east San Luis Obispo County 576 Comment
  CAS-BOT-BC364626  Senecio vulgaris Ernest C. Twisselmann 1969-4-24 15199 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  OBI69439  Senecio vulgaris David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30509 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  SBBG112585  Sesuvium verrucosum C. B. Hardham 1960-6-9 6141 San Luis Obispo Creston Lakes Comment
  SBBG112594  Sesuvium verrucosum C. B. Hardham 1960-6-27 6336 San Luis Obispo Huerhuero River Comment
  OBI59220  Setaria verticillata David J. Keil 1998-6-8 27680 San Luis Obispo Along Hwy 41 between Creston and Shandon, 5 miles E of junction with La Panza Rd. Comment
  OBI12329  Sidalcea diploscypha Robert F. Hoover 1965-6-5 9416 San Luis Obispo Cambria: summit S of town on Hwy 1 Comment
  RSA517411  Sidalcea hickmanii subsp. anomala Steven A. Junak 1990-4-27 4221 San Luis Obispo Santa Lucia Mountains, Cuesta Ridge; west end of Cuesta Ridge Botanical Area, on S side of main road (USFS Road #29S11.3) 5.25 miles W of Hwy 101 and 0.05 mile W of W boundary sign for the Botanical Area. 762 Comment
  UCSB57217  Sidalcea hickmanii subsp. anomala Callaway, R.; Ryan, P.; Penkala, B. 1987-5-14 San Luis Obispo Cuesta Ridge, northwest boundary of Botanical area, just out of Cupressus sargentii grove 762 Comment
  HSC91695  Sidalcea malviflora Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro State Park, MDO 1 Comment
  OBI70107  Sidalcea malviflora subsp. laciniata Bernard Miossi 1939-4-6 43 San Luis Obispo At a point 1 mi N of San Luis Obispo along hwy 1011/4 mi from San Luis Crk 61 Comment
  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
  OBI19476  Silene coniflora Robert F. Hoover 1947-3-26 6762 San Luis Obispo Oak Park district Comment
  OBI77900  Silene gallica Joy Nishida 1982-5-1 349 San Luis Obispo American Cyn campground 524 Comment
  SBBG71629  Silene gallica M. M. Miles 1895-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC174952  Silene laciniata L. R. Abrams 1917-6-10 6521 San Luis Obispo Near Pismo Beach Comment
  CAS-BOT-BC174935  Silene laciniata R. F. Hoover 1964-8-13 9209 San Luis Obispo San Bernardo Creek, north slope Comment
  OBI53512  Silene laciniata subsp. laciniata Arthur W. Hazebrook 1992-5-2 105 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  RSA433901  Silene laciniata subsp. major Ynez Whilton Winblad 1933-1-27 s.n. San Luis Obispo West side of the road between Morro Bay and Atascadero. Comment
  OBI7358  Silybum marianum Mark Fresh 1976-3-2 20 San Luis Obispo At entrance to See Cyn Rd, underneath stop sign Comment
  OBI42767  Sisyrinchium bellum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15963 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
  OBI4357  Sisyrinchium bellum Patricia Wiese 1971-5-23 61 San Luis Obispo Fuelbreak in Cuesta Ridge Botanical Area. 3 mi NW of Cuesta Pass 762 Comment
  SEINET3876393  Sisyrinchium bellum Larry C. Higgins, N. Duane Atwood 1969-4-24 1825 San Luis Obispo Ca. 5 miles northeast of San Luis obispo.; 0 Comment
  UC1296339  Sisyrinchium californicum R. F. Hoover 1947-4-18 6965 San Luis Obispo Piedras Blancas Point Comment
  OBI66398  Solanum americanum David J. Keil, with V. L. Holland 2005-6-16 30384 San Luis Obispo West of Templeton ne of intersection of York Mountain Road and Highway 46 on unpaved road cut through area of foothill woodland and mixed evergreen forest dominated by Quercus agrifolia and Umbellularia californica. Comment
  OBI31216  Solanum douglasii Julie M. Vanderwier 1978-5-28 75 San Luis Obispo Indian Knob Tar Sands Comment
  OBI32245  Solanum douglasii David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14322 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  SBBG104950  Solanum douglasii M. D. Proctor, E. A. Young 1993-4-17 ROB 476 San Luis Obispo N side of Cerro Romualdo; Camp San Luis Obispo Comment
  UCR140124  Solanum douglasii George K. Helmkamp 2004-3-13 8342 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  UCR5109  Solanum douglasii O. F. Clarke 1966-11-26 661126- 08 San Luis Obispo Central Coast, Morro Bay 6 Comment
  OBI58806  Solanum elaeagnifolium David J. Keil 1998-1 27919 San Luis Obispo San Luis Obispo. Along railroad tracks from Industrial Way to Tank Farm Rd. Comment
  OBI58857  Solanum nigrum David J. Keil 1998-8-24 28030 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch along route to Big Rocks. 579 Comment
  UC54857  Solanum umbelliferum Mrs. R. W. Summers March, 1903 San Luis Obispo Santa Lucia Mountains Comment
  CAS-BOT-BC157551  Solanum umbelliferum R. S. Ferris 1939-5-29 9760 San Luis Obispo Hills about 4 miles south-east of Templeton 304 Comment
  OBI58804  Solanum xanti David J. Keil 1998-3-27 26465 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  SBBG6684  Solanum xanti C. B. Hardham 1958-4-16 3035 San Luis Obispo Peachy Cyn Rd, 0.5 mi W of Paso Robles Comment
  SBBG94027  Solanum xanti S. A. Junak with T. J. Ayers 1989-4-12 3950 San Luis Obispo just N of main rd (USFS Rd 29S11.3), on slopes just NW of KSBY Television towers at E end of Cuesta Ridge Botanical Area 749 Comment
  OBI58810  Solanum xanti David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27531 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. Comment
  NY820466  Solanum xanti var. intermedium W. R. Dudley 1902-4-3 s.n. San Luis Obispo Cambria Comment
  OBI15457  Solidago confinis F. Rush Aug-57 s.n. San Luis Obispo S Morro Bay Comment
  OBI15463  Solidago elongata Robert F. Hoover 1966-9-13 10000 San Luis Obispo Ragged Point Comment
  OBI46210  Solidago velutina subsp. californica David J. Keil 1982-6-27 16321 San Luis Obispo Hills overlooking Los Osos from the S Comment
  OBI56832  Soliva sessilis David J. Keil 1998-4-20 26870 San Luis Obispo North of Nacimiento Lake, .3 miles south from Interlake Road on Bee Rock Road. 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
  CAS-BOT-BC374617  Sonchus oleraceus John Thomas Howell 1964-6-29 40767 San Luis Obispo Cambria Comment
  CAS-BOT-BC374627  Sonchus oleraceus Clare B. Hardham 1957-7-15 2464 San Luis Obispo Santa Lucia Mountains. Graves Creek, Del Rio Road Comment
  CAS-BOT-BC236578  Sorghum halepense Ernest C. Twisselmann 1954-7-20 1454 San Luis Obispo Choice Valley Road, 4.2 miles south of Choice Valley School, Temblor Range and the Western San Joaquin Valley 527 Comment
  POM312953  Sparganium erectum subsp. stoloniferum Malcolm A. Nobs, S. Galen Smith 1949-6-23 853 San Luis Obispo Oso Flaco Lake, ca. 4 miles northwest of Guadalupe. Comment
  LA211700  Sparganium eurycarpum var. eurycarpum Mark A. Elvin; Richard A. Burgess 2014-10-10 7703 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, Guadalupe Dunes; "3-Pond West" in "3-Pond Valley," no standing water present, 500 meters from the south boundary of the Refuge. 15.0 Comment
  SEINET10765673  Spergula J. Richard Abbott, B. S. Carlsward 1999-7-1 Abbott 13004 San Luis Obispo Morro Bay; Morro Bay State Park, ca 0.16 km north of museum building. Comment
  OBI17390  Spergula arvensis Robert J. Rodin 1956-4-29 6050 San Luis Obispo 1 mi N of Morro Bay on hwy 1 Comment
  OBI51407  Spergularia bocconi Jan Barber 1994-5-8 164 San Luis Obispo San Simeon State Park Comment
  SBBG94326  Spergularia bocconi T. J. Ayers with S. Junak 1989-6-22 767 San Luis Obispo slopes below TV towers at eastern edge of Botanical Area, ca. 2.7 mi W of Hwy 101 just E of West Cuesta Ridge Rd Comment
  CAS-BOT-BC390439  Spergularia macrotheca var. macrotheca Alice Eastwood 1935-4-19 18874 San Luis Obispo Along Morro Bay Comment
  CAS-BOT-BC390654  Spergularia rubra R. F. Hoover 1947-8-2 7348 San Luis Obispo Near Small Twin Lake s. of Arroyo Grande Comment
  RSA141824  Spiranthes romanzoffiana Clare B. Hardham 1960-7-17 6402 San Luis Obispo Cambria. Plants of the Santa Lucia Mountains. Comment
  SBBG104206  Stachys ajugoides M. D. Proctor, E. A. Young 1993-4-11 ROB 352 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI72884  Stachys ajugoides David J. Keil 1988-1 20824 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  OBI26260  Stachys bullata Mark Schneider 1973-12-15 s.n. San Luis Obispo Poly Canyon Comment
  OBI29566  Stachys bullata Melissa Luckow 1981-6-25 682 San Luis Obispo Just N of San Simeon Beach Comment
  SBBG21298  Stachys bullata J. Patman 1963-5-30 San Luis Obispo near Cambria Comment
  UCR91845  Stachys bullata George K. Helmkamp 1996-5-25 1070 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  OBI3912  Stachys bullata Patricia Wiese 1971-5-23 53 San Luis Obispo Fuelbreak area. Cuesta Ridge Botanical Area. 2 mi NW from Cuesta Pass 762 Comment
  SBBG95320  Stachys chamissonis R. F. Hoover 1947-7-27 7334 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  CAS-BOT-BC60943  Stanleya pinnata R. F. Hoover 1946-6-16 6167 San Luis Obispo East edge of Carrizo Plain, on road to McKittrick. Comment
  UCR161300  Stellaria media George K. Helmkamp, E. A. Helmkamp 2005-3-9 9099 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  UCR161348  Stellaria media George K. Helmkamp, E. A. Helmkamp 2005-3-9 9106 San Luis Obispo Central Coast Hills, Irish Hills; See Canyon, 4.4 mi N of San Luis Bay Drive 186 Comment
  OBI80255  Stellaria media David J. Keil 1978-3-5 12698 San Luis Obispo Irving Ranch. Comment
  OBI57298  Stellaria pallida David J. Keil, with Clare Hardham and Julie McCulloch 1998-4-17 26795 San Luis Obispo South of Creston on ____ Road at McColloch property, with O'Donnovan Road; 1 mile N of Hwy 58. Comment
  CAS-BOT-BC375091  Stephanomeria Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch, San Luis Obispo Comment
  OBI15424  Stephanomeria cichoriacea Robert F. Hoover 1947-10-11 7409 San Luis Obispo Old Crk near Cayucos Comment
  OBI23268  Stephanomeria cichoriacea Derek M. Upham 1972-8-26 s.n. San Luis Obispo Cal Poly campus, Poly cyn along roadside Comment
  OBI15406  Stephanomeria elata Robert F. Hoover 1946-7-24 24 -Jul-46 San Luis Obispo S end of Morro Bay Comment
  OBI40298  Stephanomeria elata Jerry Copeland 1973-8-31 1010 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, 2 mi W of hwy 101 Comment
  OBI15426  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1964-8-13 9206 San Luis Obispo Santa Lucia Range. San Bernardo Crk, N and S slope Comment
  OBI39054  Stephanomeria exigua subsp. carotifera David J. Keil 1984-7-20 18303 San Luis Obispo Along hwy 101 between Santa Margarita and Atascadero Comment
  OBI65687  Stephanomeria exigua subsp. coronaria D. R. Miller 1994-8-3 894 -514 San Luis Obispo Pine Mt Region. In west orchard on D. R. Miller property, east slope of Pine Mt Tobacco crk drainage 732 Comment
  CAS-BOT-BC322900  Stephanomeria pauciflora Ernest C. Twisselmann 1959-8-5 5565 San Luis Obispo Dorothy Twisselmann Ranch, summit of Choice Valley, Temblor Range and the Western San Joaquin Valley 655 Comment
  OBI56701  Stephanomeria pauciflora David J. Keil 1998-8-24 28036 San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of Rock Front Ranch, N of Hwy 166. 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
  CAS-BOT-BC375904  Stephanomeria virgata K. L. Chambers 1966-8-30 2474 San Luis Obispo Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay Comment
  UCR160577  Stephanomeria virgata subsp. pleurocarpa George K. Helmkamp, E. A. Helmkamp 2005-6-12 9651 San Luis Obispo Central Coast Range, along Calif. Hwy 58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 552 Comment
  SD244653  Streptanthus glandulosus subsp. glandulosus David Keil, Rhonda Riggins, D. R. Miller 1998-5-27 27505 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17 road miles from Hwy 1, between Rocky Butte & Burnett Peak. West facing. 730 Comment
  CAS-BOT-BC87173  Streptanthus glandulosus subsp. glandulosus R. F. Hoover 1946-6-1 6109 San Luis Obispo On grade east of Cambria. Comment
  CAS-BOT-BC87190  Streptanthus glandulosus subsp. glandulosus R. C. Barneby 1954-5-2 11271 San Luis Obispo 14 miles east of Cambria. 441 Comment
  RSA586570  Stuckenia pectinata M. D. Proctor, E. A. Young 1993-4-17 ROB 0461 San Luis Obispo Pond northwest of Chorro Res. Comment
  SBBG82000  Stylomecon heterophylla C. F. Smith 1950-4-30 2715 San Luis Obispo Temblor Grade from Simmler to McKittrick Comment
  OBI82375  Suaeda californica David J. Keil 2015-9-29 33433 San Luis Obispo Pismo Beach north of Pismo Pier 10 Comment
  OBI81181  Suaeda californica Michael Walgren 2015-1 San Luis Obispo Comment
  UCSB38580  Suaeda nigra Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Soda Lake; 30.4 mi. NW of jct. of Westside Hwy. and Soda Lake Rd.; Carrizo Plain Comment
  JEPS35306  Symphoricarpos mollis R. F. Hoover 1950-6-5 7979 San Luis Obispo ridge nw Cuesta Pass; Santa Lucia Range Comment
  OBI51007  Symphyotrichum chilense Kathleen Goddard Jones 1993-9-18 s.n. San Luis Obispo Oso Flaco Lake Access causeway, along the N edge of the paved walk-way Comment
  OBI58112  Symphyotrichum chilense Austin P. Griffiths 1981-9-21 s.n. San Luis Obispo Pismo Dune Region. Along W roadside in N most section of Oceano campground, Pismo State Beach Comment
  SBBG17463  Systenotheca vortriedei C. B. Hardham 1960-6-1 5948 San Luis Obispo Burnett Peak Comment
  OBI5419  Tamarix gallica Robert J. Rodin, Alfred Lazarus 1969-4-28 8848 San Luis Obispo Vacant field in Morro Bay Comment
  OBI65284  Tamarix parviflora D. R. Miller 2005-3-14 305 .781 San Luis Obispo Pine Mtn Region. Along San Simeon Crk road, near old School house Comment
  UC455802  Tanacetum parthenium I. J. Condit 1910-7-10 San Luis Obispo Diablo Canyon, along trail in upper canyon Diablo Canyon Comment
  OBI65763  Tanacetum parthenium D. R. Miller 1995-7-20 795 -592 San Luis Obispo Pine Mtn Region. D.R. Miller property, Tobacco Crk drainage 700 Comment
  OBI51775  Thysanocarpus curvipes R. Mike Arens 1994-3-26 30 San Luis Obispo Calif Polytechnic State Univ campus 152 Comment
  OBI74282  Thysanocarpus curvipes Theo Fitanides, Anthony Baniaga 2010-2-28 13 San Luis Obispo Tierra Redonda Mtn BLM ACEC 372 Comment
  CAS-BOT-BC66647  Thysanocarpus curvipes Eben McMillan 1952-3-24 23 San Luis Obispo Taylor Canyon, one half mile west of Cholame. Comment
  UCSB17209  Thysanocarpus curvipes Fox, Lynn 1963-3-2 San Luis Obispo 1.9 miles southwest of Buena Vista Mine, 13.2 miles west of U.S. Highway 101 on Mountain Springs Road, Paso Robles 457 Comment
  RSA0057554  Thysanocarpus curvipes subsp. curvipes P. A. Munz 1951-4-12 16279 San Luis Obispo 13 miles from McKittrick, St. Hwy 178, towards Simmler, Temblor Range. 762 Comment
  OBI3889  Thysanocarpus curvipes subsp. elegans Elizabeth Rudd 1971-3-30 210 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  SEINET7063191  Thysanocarpus erectus A. G. Vestal 1963-5-15 s.n. San Luis Obispo About 1.2 miles northwest of Estrella on the Estrella Road. UTM Zone 10, 714706mE, 3955243mN. (WGS84/NAD83). 233 Comment
  CAS-BOT-BC67143  Thysanocarpus laciniatus Clare B. Hardham 1956-4-19 459 San Luis Obispo Santa Lucia Mountains. Kiler Canyoon. Comment
  OBI46080  Thysanocarpus laciniatus Lynne Dee Oyler 1986-2-22 326 San Luis Obispo Amer cyn blue oak study site in deer exclosure. Los Padres NF. S1/2 SW 1/4 Sec 28 R16E T30S MDBM Comment
  RSA8262  Thysanocarpus laciniatus I. L. Wiggins 1932-3-20 5775 San Luis Obispo 2 mi E of Paso Robles. Comment
  UC1296172  Thysanocarpus laciniatus R. F. Hoover 1949-4-2 7564 San Luis Obispo Cholame Valley at foot Cottonwood Pass grade; Cholame Valley at foot of Cottonwood Pass grade Comment
  RSA0039788  Torilis arvensis LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6449 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
  OBI78645  Toxicoscordion fontanum Butterworth 2011-3-15 822 San Luis Obispo N. Carrizo Cyn Rd., 9 mi S of ranch 762 Comment
  SBBG126117  Toxicoscordion venenosum D. Keil 1986-4-13 19169 San Luis Obispo Parkhill Rd, 2 mi E from jct with Las Pilitas Rd, S side of hwy Comment
  OBI56822  Tragopogon dubius David J. Keil 1998-6-10 27739 San Luis Obispo Santa Margarita, downtown area along Hwy 58. Comment
  OBI77600  Tragopogon porrifolius Melody Dickens 1981-4-15 95 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  UCSB18936  Tragopogon porrifolius Vernans, Ramona 1963-4-7 San Luis Obispo Los Osos Valley Road, about 1.9 miles NW of San Luis Obispo Comment
  UC1137598  Trichostema lanatum B. Bolt 1936-4-20 673 San Luis Obispo Questa Pass, 1/4 mi SW of 533 Comment
  OBI3913  Trichostema lanatum Patricia Wiese 1971-5-2 24 San Luis Obispo 3 mi NW from Cuesta Pass; Cuesta Ridge Botanical Area 762 Comment
  RSA755083  Trichostema ovatum David J. Keil 1998-10-9 28167 San Luis Obispo California Highway 166, 0.8 miles W of Kern County line in easternmost San Luis Obispo County. 793 Comment
  SD98837  Trientalis latifolia Darley F. Howe 1977-5-18 4946 San Luis Obispo NE side of Cypress Mt. 640 Comment
  OBI31564  Trifolium Joy Nishida, Robert Allen 1982-4-10 217 San Luis Obispo American Cyn campgrund 536 Comment
  OBI60636  Trifolium albopurpureum David J. Keil 1986-4-13 19165 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI12708  Trifolium barbigerum Robert F. Hoover 1952-5-10 8166 San Luis Obispo Near mouth of Arroyo de la Cruz (just S of) Comment
  OBI63051  Trifolium campestre D. R. Miller 2002-5-5 502 /749 San Luis Obispo Pine Mt Region. Near confluence of Arroyo Laguna and Oak Knoll crks, Hearst Ranch 50 Comment
  OBI39680  Trifolium ciliolatum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15993 San Luis Obispo 5.9 mi E of jctn with Santa Rosa Crk Rd on dirt rd leading to Cypress Mtn via steiner Crk. 2 mi W of Warrens' cabin (at base of mtn) Comment
  OBI39007  Trifolium depauperatum var. depauperatum David J. Keil, Dirk Walters, et al 1986-3-22 19089 San Luis Obispo Nature Conservancy Research Trip to the Carissa Plain. S end of Soda Lake at Jctn of Simmler-Soda Lake rd with Soda Lake Rd. T31S, R20E, sect 20 and 29 591 Comment
  OBI72295  Trifolium depauperatum var. truncatum Anthony Baniaga, Theo Fitanides 2010-4-18 133 San Luis Obispo Tierra Redonda Mtn BLM ACEC 362 Comment
  OBI11929  Trifolium dubium David J. Keil 1977-5-27 s.n. San Luis Obispo Cal Poly campus in lawn near main Science bldg Comment
  OBI69776  Trifolium dubium D. R. Miller 1993-5-19 593 -19 San Luis Obispo Pine Mt Region; in front of main house, at Cole Ranch 732 Comment
  IRVC29192  Trifolium fragiferum G. K. Helmkamp, E. A. Helmkamp 2004-8-14 8781 San Luis Obispo junction of Thompson Rd. and Mehlschau Rd., NE of Nipomo Central Coast 107 Comment
  OBI56483  Trifolium fragiferum D. R. Miller 1990-7-7 GF- 1 -790 San Luis Obispo Along (Oak Rd 17305) on W side of roadway, Garden Farms Comment
  SBBG34947  Trifolium fucatum R. W. Summers 1882-1 San Luis Obispo San Luis Mtn, pastures, lowest slopes Comment
  SEINET10577850  Trifolium fucatum Marcus E. Jones 1882-6-6 Jones 2670 San Luis Obispo Comment
  RSA164337  Trifolium fucatum var. gambelii Unspecified 1961-4-14 7373 San Luis Obispo Headwaters Santa Rosa Creek. Comment
  UC73176  Trifolium gracilentum Mrs. R. W. Summers 1882-6-26 San Luis Obispo Comment
  OBI51278  Trifolium hirtum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .12 San Luis Obispo San Simeon State Park. NE corner of San Simeon State park Comment
  OBI62811  Trifolium hirtum Russell Gorman 1956-5-17 66 San Luis Obispo Los Berros Cyn approx. 4 mi N of Nipomo Comment
  UCR61746  Trifolium hirtum George K. Helmkamp 1990-4-17 s.n. San Luis Obispo Avila Beach [near Sycamore Springs], San Luis Bay Drive and Avila Beach Drive 15 Comment
  OBI12670  Trifolium macraei Robert F. Hoover 1947-4-18 6951 San Luis Obispo Mouth of San Simeon Crk Comment
  OBI32113  Trifolium macraei David J. Keil, Rhond Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14402 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  RSA0035290  Trifolium microcephalum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6359 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  OBI12655  Trifolium obtusiflorum Robert F. Hoover 1947-5-9 7136 San Luis Obispo Calf Canyon Comment
  OBI70267  Trifolium variegatum Unknown 1882-1 s.n. San Luis Obispo San Luis Obispo Comment
  UCSC006142  Trifolium variegatum Randall Morgan 1996-5-9 2940 San Luis Obispo Moist grassland E of Laguna Lake Comment
  SBBG107122  Trifolium variegatum var. major C. B. Hardham 1985-4-16 30015 San Luis Obispo Cienega Crk, Delaganna Ranch Comment
  HSC91539  Trifolium willdenovii Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro Comment
  OBI28538  Trifolium willdenovii John Jackman & Julie Truesdale, Julie Truesdale 1980-1 12 San Luis Obispo MacGillivary Ranch, Adelaida. Comment
  OBI31200  Trifolium willdenovii Julie M. Vanderwier 1979-5-19 3 a San Luis Obispo Indian Knob Tar Sands Comment
  OBI64861  Trifolium willdenovii David J. Keil, with Tina Teed and Lisa Andreano 2001-5-8 29418 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  SBBG118174  Trifolium willdenovii E. L. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 97 San Luis Obispo seep E of pipe from water tower on Cerro Romualdo; Camp San Luis Obispo 120 Comment
  OBI12629  Trifolium wormskioldii Robert F. Hoover 1947-5-2 7116 San Luis Obispo Atascadero Comment
  SEINET11265125  Triglochin concinna David Keil 1985-6-19 18888 San Luis Obispo Just nort of golf course and Butte Drive, Los Osos, Cuesta by the Sea.; 0 Comment
  OBI75094  Triglochin scill