Search Results — 2000 specimen records retrieved (1158 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/consortium/).
 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
  OBI12223  Abronia latifolia Robert F. Hoover 1946-7-24 6249 San Luis Obispo S end of Morro Bay Comment
  POM180541  Abronia maritima Roxana S. Ferris 1929-4-16 7649 San Luis Obispo Toro Creek; coast road north of Morro Comment
  UC1285091  Abronia pogonantha R. F. Hoover 1947-4-26 7097 San Luis Obispo 10 mi e Creston (on La Panza road) Comment
  OBI58005  Abronia umbellata var. umbellata Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. Just NE of Little Coreopsis Hill beyon first major dune system Comment
  OBI19056  Acacia melanoxylon Jack M. Farrell 1955-2-21 28 San Luis Obispo Cal Poly campus Comment
  CHSC114431  Acacia pycnantha Richard R. Halse 2011-3-22 8153 San Luis Obispo Along State Hwy. 1 in Cambria near where the road crosses Santa Rosa Creek. 6 Comment
  OBI31929  Acer macrophyllum David J. Keil 1981-6-20 14858 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  UCR161336  Acer macrophyllum George K. Helmkamp, E. A. Helmkamp 2005-3-5 9013 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
  OBI20405  Acer macrophyllum Neil Havlik 1968-4-3 120 San Luis Obispo At upper end of Lopez Cyn rd Comment
  CAS-BOT-BC336910  Acer negundo var. californicum Ernest C. Twisselmann 1968-10-21 15033 San Luis Obispo Paso Robles: Salinas River just north of the Highway 46 bridge 181 Comment
  SBBG96717  Achillea millefolium D. A. Young, S. Junak, T. Ayers 1989-4-27 1943 San Luis Obispo 0.1 mi W of W end of Cuesta Ridge Botanical Area Comment
  UCD50313  Achnatherum coronatum G. L. Stebbins Jr. 1939-6-20 2881 San Luis Obispo San Luis Obispo County: In Adinostoma chaparral, La Panza Range, on highway between Pozo and La Panza. 731 Comment
  OBI81033  Achnatherum coronatum Jason Dart, A. Weichert, G. Hind 2010-5-19 410 -H30 San Luis Obispo Hind River Ranch, approximately 1.5 miles east of the intersection of Highway 58 and Pozo Road 314 Comment
  UC641641  Achnatherum coronatum G. L. Stebbins Jr. 1939-6-20 2881 San Luis Obispo on highway between Pozo and La Panza; La Panza Range 731 Comment
  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
  OBI42306  Acmispon americanus var. americanus David J. Keil, Lynne Dee Oyler 1986-5-21 19516 San Luis Obispo Santa Margarita Ranch 3.6 mi SE of town along ranch rd. E base of Santa Lucia mts, locally the E boundary of the Las Pilitas fire July 85 Comment
  UCD104119  Acmispon glaber G. F. Hrusa; D. Ragan 1995-6-20 12367 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area, summit of Ridge 1. 700 Comment
  OBI12960  Acmispon glaber var. glaber Robert F. Hoover 1946-7-21 6240 San Luis Obispo N end of Morro Bay 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
  OBI5543  Acmispon heermannii var. orbicularis Sharon Jochums 1974-3-9 33 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  SBBG18094  Acmispon heermannii var. orbicularis C. B. Hardham 1960-6-17 6181 San Luis Obispo Cambria Comment
  SD124809  Acmispon heermannii var. orbicularis Robert J. Rodin 1970-9-10 8431 San Luis Obispo Pismo Beach State Park; 300 yards from the Pacific Ocean. Comment
  SBBG24939  Acmispon heermannii var. orbicularis D. Myrick 1966-3-23 1294 San Luis Obispo ocean bluffs just N of Cambria Comment
  OBI13058  Acmispon junceus var. junceus Robert F. Hoover 1965-6-17 9434 San Luis Obispo Santa Lucia Range. Ridge NW of Cuesta Pass Comment
  OBI79427  Acmispon maritimus David J. Keil, with Mike Walgren & Lisa Andreano 2013-5-1 31775 San Luis Obispo Montana de Oro State Park. Slopes north of Coon Creek, burned over in fall 2012 controlled burn/wildfire 100 Comment
  OBI13035  Acmispon maritimus var. maritimus Robert F. Hoover 1967-3-27 10292 San Luis Obispo Chalk Mt, Cuyama Valley Comment
  OBI64833  Acmispon parviflorus David J. Keil, with Michael Curto 2001-5-15 29453 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  OBI80044  Acmispon parviflorus David J. Keil, with Lynne Dee Althouse 2002-5-2 29858 San Luis Obispo Santa Margarita Ranch Comment
  OBI44834  Acmispon strigosus David J. Keil 1985-3-31 18504 San Luis Obispo Calf Cyn area along Calif Rte 58 halfway between Park Hill rd and hwy 229 Comment
  OBI55658  Acmispon strigosus David J. Keil 1989-6-3 21235 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI72258  Acmispon strigosus Anthony Baniaga, Daniel Chavez 2010-3-14 56 San Luis Obispo Tierra Redonda Mtn BLM ACEC 587 Comment
  OBI80528  Acmispon wrangelianus David J. Keil 1992-1 23016 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  CAS-BOT-BC29240  Acourtia microcephala R. F. Hoover 1946-6-29 6202 San Luis Obispo Between Paso Robles and Adelaida Comment
  RSA0069330  Acourtia microcephala Dean W. Taylor, Alison Colwell 2003-6-27 18563 San Luis Obispo Hills 4 miles South of Creston on Highway 229. 365 Comment
  CAS-BOT-BC29228  Acourtia microcephala Mrs. R. R. Reed 1916-7-9 s.n. San Luis Obispo Huasno Comment
  OBI72447  Acourtia microcephala M. Wetherwax & E. L. Painter, E. L. Painter 2001-6-13 CR- 253 San Luis Obispo Camp Roberts. Near San Marcos Rd boundary. UTMs (NAD27):zone 10S, 701404E, 3951511 N 301 Comment
  OBI27998  Actaea rubra Barrett Anderson 1972-3-22 365 San Luis Obispo Montano de Oro State park; along upper Coon Crk trl Comment
  UCD128522  Adenophyllum cooperi Geoffrey Levin 1977-5-14 1257 San Luis Obispo San Luis Obispo County: junction of Ivanpah Road and Brant Road, 12.8 miles south of I-15. New York Mountains, Ivanpah Valley drainage area. 1158 Comment
  UC410845  Adenostoma fasciculatum Alice Eastwood 1928-5-17 15109 San Luis Obispo San Luis Obispo, Morro Bay Comment
  UC1063718  Adiantum jordanii C. A. Graham 1938-4-6 281 San Luis Obispo 0.4 mi wsw Bee Rock (Plot 104); Bradley Quadrangle Comment
  POM97463  Adiantum jordanii Philip A. Munz 1925-3-24 9199 San Luis Obispo Morro Creek 305 Comment
  RSA128164  Adiantum jordanii Clare B. Hardham 1959-4-10 4214 San Luis Obispo Oak Flat Road and North Road to Adelaida Comment
  OBI13689  Agastache urticifolia Robert F. Hoover 1950-6-20 7989 San Luis Obispo 6 mi W of Templeton on rd to Cambria Comment
  OBI79567  Agoseris grandiflora David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31389 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  SBBG7524  Agoseris heterophylla C. B. Hardham 1957-4-19 1705 San Luis Obispo 1 mi W of Templeton Comment
  CAS-BOT-BC46075  Agoseris heterophylla var. cryptopleura Roxana S. Ferris 1929-4-13 7506 San Luis Obispo 3 miles south of Paso Robles Comment
  JEPS22837  Agoseris heterophylla var. cryptopleura G. T. Nordstrom 1937-4-7 1051 San Luis Obispo 1.6 mi ne Chimney Rock 304 Comment
  OBI37881  Agoseris heterophylla var. cryptopleura David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18620 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
  UC1125473  Agoseris heterophylla var. cryptopleura W. N. Clute & P. Wilson 1938-4-8 507 San Luis Obispo 1 1/2 mi e of Nacimiento Ranch; Bradley Quadrangle 533 Comment
  OBI66993  Agoseris retrorsa D. R. Miller 1994-5-12 594 -346 San Luis Obispo Pine Mt Region. On E slope of Pine Mt, above Mines area: Pico Crk drainage 945 Comment
  RSA749096  Agrostis densiflora David J. Keil 2001-6-14 29523 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Serpentenite parent material. 800 Comment
  CAS-BOT-BC127028  Agrostis exarata John Thomas Howell 1964-6-30 40868 San Luis Obispo Cambria. Comment
  OBI22566  Agrostis exarata Robert F. Hoover 1953-5-7 8293 San Luis Obispo Coast W of Cambria Comment
  OBI66847  Agrostis exarata David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29608 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  CAS-BOT-BC127026  Agrostis exarata Clare B. Hardham 1958-7-1 3738 San Luis Obispo Santa Lucia Mountains. South Fork of Old Creek. Comment
  SBBG42764  Agrostis pallens D. Keil 1982-6-26 16227 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  SD245197  Agrostis pallens David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, Sally Krenn 2013-7-27 31865 San Luis Obispo Western portion of San Luis Range, down north-facing slope from road along ridge on Field Ranch. Etc. 399 Comment
  OBI79549  Agrostis stolonifera Michael Walgren 2008-7-16 435 San Luis Obispo Common and widespread among an introduced Monterey pine forest at Ragged Point, which is just downcoast from San Carpoforo Cr. 11 Comment
  UCR91707  Agrostis viridis George K. Helmkamp 1996-5-24 1031 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
  OBI74308  Aira caryophyllea Theo Fitanides, Anthony Baniaga 2010-4-10 76 San Luis Obispo Tierra Redonda BLM ACEC. Tierra Redonda Mtn. 100 Comment
  OBI58946  Alisma triviale David J. Keil, with Kathleen A. Keil 1998-5-26 27424 San Luis Obispo Santa Margarita. Hwy 58 0.2 miles E of railroad tracks. Comment
  SEINET11264837  Allenrolfea occidentalis David Keil 1988-9-16 21130 San Luis Obispo Vicinity of interesction of CA 46 and CA 41 east of Cholame Flat valley.; 0 Comment
  OBI21229  Allium haematochiton Neil Havlik 1967-5-22 67 San Luis Obispo 1 mi S of US 101, in Reservoir Cyn Comment
  OBI79545  Allium hickmanii Michael Walgren 2014-5-1 411 San Luis Obispo North coastal county, growing in grassland over a wide area near the Piedras Blancas Motel. Collected east of Highway One and adjacent to homes 25 Comment
  CAS-BOT-BC135838  Allium hickmanii R. F. Hoover 1968-4-20 11071 San Luis Obispo Mesa summit just south of Arroya de la Cruz. Comment
  JEPS86586  Allium hickmanii L. R. Heckard with Jim Hickman et al. 1987-4-11 6651 San Luis Obispo n San Simeon (0.5 mi from ocean, slopes to s side of Arroyo de la Cruz) 91 Comment
  PGM3202  Allium hickmanii Vern Yadon 1996-4-23 San Luis Obispo Santa Lucia Mountains, Piedras Blancas seaward Highway 1, 1-2 mi N Piedras Blancas Comment
  OBI21225  Allium howellii Robert F. Hoover 1952-5-24 8219 San Luis Obispo Caliente Mt Comment
  CAS-BOT-BC470939  Allium howellii var. howellii David D. Keck; J. Clausen 1935-4-10 3158 San Luis Obispo 18 miles south of Soda Lake toward southern end of Carrizo Plain. 609 Comment
  SJSU3337  Allium lacunosum var. lacunosum C. W. Sharsmith 1962-4-20 6808 San Luis Obispo Carrizo Plain c. 10 mi SE of Simmler Comment
  OBI59003  Allium peninsulare var. peninsulare David J. Keil 1998-4-28 26979 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  OBI21240  Allium peninsulare var. peninsulare Robert F. Hoover 1950-6-2 7967 San Luis Obispo Trl from Stony Crk to Colwell Mesa Comment
  CAS-BOT-BC474299  Allium unifolium Clare B. Hardham 1960-5-21 5842 San Luis Obispo Santa Rita Canyon, west of Templeton Comment
  OBI8289  Alnus rhombifolia David J. Keil 1977-7-3 12454 San Luis Obispo Cal Poly campus. Comment
  OBI56840  Amaranthus hybridus David J. Keil 1998-9-4 28097 San Luis Obispo Garden Farms area. Santa Margarita Creek N of Santa Margarita, W of El Camino Real bridge, just S of Santa Margarita Rd. Comment
  SD39985  Ambrosia chamissonis Edith A. Purer 1932-8-1 4692 San Luis Obispo Morro Bay on sand dunes Comment
  RSA749094  Ambrosia psilostachya David J. Keil, Lawrence M. Kelly, Kathryn Bay, Frieda Wertman 1988-11-12 21196 San Luis Obispo Near summit along CA Route 227 between San Luis Obispo and Arroyo Grande. Mosaic of coast live oak woodland, chaparral, and coastal scrub. 183 Comment
  UC1321279  Ambrosia psilostachya R. F. Hoover 1966-9-21 9996 San Luis Obispo se of Nipomo; Nipomo Creek Comment
  UCD104610  Amorpha californica B. Bolt 1936-5-19 723 San Luis Obispo San Luis Obispo County: 1/2 mile N.N.E. of mouth of Moreno Creek. 396 Comment
  CAS-BOT-BC222376  Amsinckia douglasiana M. Wetherwax; E. L. Painter 2000-4-19 CR- 44 San Luis Obispo Camp Roberts. Slope above Boy Scout Road, ca 11.5 km southeast of Twin Bridges, on south side of road 180 Comment
  CAS-BOT-BC222388  Amsinckia douglasiana Ernest C. Twisselmann 1952-4-1 442 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC222378  Amsinckia douglasiana Clare B. Hardham 1956-4-18 442 San Luis Obispo Santa Lucia Mountains. Chimney Rock Ranch near San Marcos Creek Comment
  CAS-BOT-BC222386  Amsinckia douglasiana Ernest C. Twisselmann 1962-3-26 6712 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 3.5 miles south of Cholame 579 Comment
  OBI82493  Amsinckia intermedia David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33490 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 600 Comment
  SBBG95287  Amsinckia intermedia F. A. Lindholm 1971-4-8 140 San Luis Obispo 6 mi N of Cayucos 487 Comment
  RSA0089688  Amsinckia intermedia P. A. Munz 1951-4-14 16324 San Luis Obispo Grade on Hwy 178, above La Panza Public Camp, La Panza Range. 701 Comment
  UC455988  Amsinckia intermedia I. J. Condit 1908-3-7 San Luis Obispo near The Hut Soila Road Comment
  UCSB15054  Amsinckia intermedia Breedlove, Dennis 1962-3-24 San Luis Obispo 1.5 miles north of Santa Maria River on U.S. 101 152 Comment
  OBI20645  Amsinckia menziesii Robert F. Hoover 1965-4-10 9340 San Luis Obispo 5 mi E of Creston Comment
  OBI20649  Amsinckia menziesii Robert F. Hoover 1967-5-5 10521 San Luis Obispo Ridge NW of Cuesta Pass Comment
  RSA0040443  Amsinckia menziesii LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6313 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8, NE1/4. 558 Comment
  RSA17821  Amsinckia spectabilis C. B. Wolf 1929-4-15 3547 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  OBI20672  Amsinckia tessellata Robert F. Hoover 1967-3-27 10284 San Luis Obispo Chalk Mt (Cuyama white hills) . Typ location of A. gloriosa but no large-fld plants found here Comment
  OBI60944  Amsinckia tessellata G. F. Hrusa 2000-4-10 15329 San Luis Obispo Carrizo Plain region; Immediately N of Carrizo, =/- 1/2 m and S on Bitterwater Rd at Monterey County line 579 Comment
  OBI20614  Amsinckia tessellata Robert F. Hoover 1966-4-20 9820 San Luis Obispo 4 mi E of Creston on rd toward la Panza Comment
  CDA15629  Amsinckia tessellata var. gloriosa G. F. Hrusa, Jeff Hart 1993-4-6 10690 San Luis Obispo Carrizo Plain; near N end of Plain on N side of 7 Mile Rd. 609 Comment
  OBI20684  Amsinckia vernicosa Robert F. Hoover 1967-3-27 10285 San Luis Obispo Chalk Mt (Cuyama white hills) . Typ location of A. gloriosa but no large-fld plants found here Comment
  SEINET12519059  Amsinckia vernicosa Alice Eastwood, John T. Howell 1935-1 2018 San Luis Obispo Cholame Comment
  UC1315062  Amsinckia vernicosa var. vernicosa R. F. Hoover 1967-3-27 10285 San Luis Obispo Chalk Mountain, (Cuyama White Hills) Chalk Mountain Comment
  UC1178332  Amsinckia vernicosa var. vernicosa Ray and Chisaki 1952-4-11 K 116 A San Luis Obispo Fernandez Creek Comment
  UC1123228  Anagallis arvensis P. L. Johannsen 1936-3-22 738 San Luis Obispo 3 1/4 mi. n.w. Cerro San Luis Obispo (Plot 13); San Luis Obispo Quad. 106 Comment
  UC1123230  Anagallis arvensis H. C. Lee 1937-5-5 877 San Luis Obispo 1 1/2 mi. s. Dry Creek School; Paso Robles Quad. Comment
  OBI75237  Anagallis minima Michael Walgren 2011-8-12 256 San Luis Obispo San Simeon State park campground Comment
  OBI31956  Anaphalis margaritacea David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15663 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  SD245244  Anaphalis margaritacea David J. Keil, Mike Walgren 2012-9-8 31531 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1. 0 Comment
  OBI46143  Anaphalis margaritacea Denise Woodard 1986-8-16 48 San Luis Obispo Perfumo Cyn rd to See cyn Rd Comment
  SJSU3406  Ancistrocarphus filagineus C. W. Sharsmith 1962-4-22 6878 San Luis Obispo Carrizo Rocks at edge of Carrizo Plain c. 4 mi SW of Simmler Comment
  OBI55300  Ancistrocarphus filagineus David J. Keil 1998-6-8 27703 San Luis Obispo S of Cholame, 0.7 miles S from junction with Hwy 46 and 0.1-0.9 miles along spur road from Bitterwater Rd. Comment
  JEPS13780  Androsace elongata subsp. acuta W. L. Jepson 1927-4-26 12016 San Luis Obispo Carrizo Plain 670 Comment
  UCD105954  Androsace elongata subsp. acuta Robert E. Preston 2010-5-19 2789 San Luis Obispo San Luis Obispo County: Temblor Range, 5.9 mi ENE of Simmler. 1069 Comment
  RSA113171  Anemopsis californica Roxana S. Ferris 1955-5-23 12793 San Luis Obispo Huerhuero Creek Rd. 8.6 miles E of landing field at Paso Robles. Comment
  SFV17452  Anthemis cotula P. M. Schiffman 1998-6-12 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Washburn Ranch. Shoulder of Soda Lake Road. 610 Comment
  JEPS83322  Antirrhinum kelloggii David M. Thompson 1983-5-26 321 San Luis Obispo ne side Cerro Remauldo (700 ft above the forested area above the old incinerator on the Camp San Luis Obispo Military Reservation); San Luis Obispo, San Luis Obispo Quad. (7.5', 1965) 182 Comment
  SBBG2678  Antirrhinum multiflorum C. B. Hardham 1957-6-9 2091 San Luis Obispo Camp Natoma Comment
  OBI34397  Apiastrum angustifolium David J. Keil, Kathy Jones 1982-4-4 15835 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  CDA5331  Apium graveolens D. Woodard 1986-8-2 60 San Luis Obispo Montana de Oro State Park. Coastal mountains. Comment
  UC1953268  Apocynum cannabinum David Keil 2010-6-3 30846 San Luis Obispo San Luis Obispo. Santa Rosa Street, east side along Stenner Creek between Murray Street and East Foothill Blvd. Comment
  OBI67021  Aquilegia eximia D. R. Miller 1996-8-25 896 -634 San Luis Obispo Pine Mt Region. Among rocky crk bottom tones in 'Cardiac' fork of Tobacco crk 396 Comment
  CAS-BOT-BC405892  Aquilegia formosa Clare B. Hardham 1957-5-12 1909 San Luis Obispo Errol Dodd Ranch, Adelaide Comment
  JEPS47730  Arctostaphylos Walter Knight, James B. Roof, and Irja Knight 1966-1-12 1767 San Luis Obispo 9 mi e Pozo (enroute to McKittrick above hwy on e facing slope); La Panza Range 792 Comment
  OBI14699  Arctostaphylos crustacea Robert F. Hoover 1965-2-28 9334 San Luis Obispo Trail to Cerro Alto from Cerro Alto Camp Comment
  JEPS47728  Arctostaphylos cruzensis James B. Roof, Walter Knight, Irja Knight 1966-1-11 1763 San Luis Obispo on ridge ca 200 yd e State Hwy #1; Hearst Ranch, Arroyo de los Chinos Comment
  SEINET11989150  Arctostaphylos glandulosa f. cushingiana R. Gankin, Hildreth, W. R. 1967-1 1139 San Luis Obispo 0.4 mi SE of Pozo summit Comment
  RSA0040400  Arctostaphylos glandulosa subsp. cushingiana LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6299 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. 558 Comment
  CAS-BOT-BC24801  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1963-10-26 8608 San Luis Obispo Trail to Machesna Mt., La Panza Range. Comment
  CAS-BOT-BC23086  Arctostaphylos glandulosa subsp. glandulosa Clare B. Hardham 1957-3-20 1549 San Luis Obispo Chalk Rock, York Mt. Comment
  OBI14725  Arctostaphylos glauca Robert F. Hoover 1963-10-26 8604 San Luis Obispo Trail to Machesna Mt, La Panza range Comment
  CAS-BOT-BC39220  Arctostaphylos glauca W. R. Dudley 1905-1-3 s.n. San Luis Obispo Reservoir Hill, Paso Robles. Comment
  OBI14729  Arctostaphylos glauca Robert F. Hoover 1947-1-5 6587 San Luis Obispo La Panza Range, on trail from summit of road to Pine Mt. Comment
  RSA159996  Arctostaphylos glauca Clare B. Hardham 1961-5-17 7124 B San Luis Obispo East of Cerro Alto [Santa Lucia Mts., east of Morro Bay] 610 Comment
Read comments
Nov 12 2011
  SEINET11989160  Arctostaphylos glauca R. Gankin, Hildreth, W. R. 1967-1 1136 San Luis Obispo 0.4 mi SE of Pozo Summit Comment
  UC1334947  Arctostaphylos morroensis B. Bolt 1936-1-14 541 San Luis Obispo 3/4 mi se Osos Creek; Morro Bay South 1:24 quad 30 Comment
Read comments
Jul 5 2012
  UCD52468  Arctostaphylos morroensis Roman Gankin 1958-2-5 272 San Luis Obispo South end of Morro Bay. Comment
  CAS-BOT-BC40119  Arctostaphylos morroensis Gertrude Sinsheimer 1929-2-1 s.n. San Luis Obispo Morro Bay on road to Pecho Comment
  SD56799  Arctostaphylos morroensis Darley F. Howe 1963-5-19 3495 San Luis Obispo Hillside S of Morro Bay Comment
  CAS-BOT-BC39830  Arctostaphylos obispoensis Alice Eastwood 1929-3-7 16844 San Luis Obispo Chorro Creek Comment
  OBI77833  Arctostaphylos obispoensis David A. Young, S. A. Junak & M. Carroll 1989-3-13 1846 San Luis Obispo West end of Cuesta Ridge Botanical area near the end of the reserve Comment
  UC1950209  Arctostaphylos obispoensis Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6834 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca 7 airmiles N of San Simeon, 2-3 miles from Hwy 1 Comment
  UCR73093  Arctostaphylos obispoensis David A. Young, Steven A. Junak, M. Carroll 1989-3-13 1845 San Luis Obispo W end of Cuesta Ridge Botanical Area near the end of the reserve Comment
  OBI14588  Arctostaphylos obispoensis Robert F. Hoover 1955-1-22 8352 San Luis Obispo Summit of ridge N of San Carpoforo crk Comment
  OBI25898  Arctostaphylos obispoensis Eric Lamers 1981-2-16 2 San Luis Obispo Cuesta Ridge along roadside, 1/2 mi from radio towers Comment
  RSA633459  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27617 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  OBI14740  Arctostaphylos osoensis Robert F. Hoover 1959-5-23 8509 San Luis Obispo Low ridge bordering Los Osos Valley on NE Comment
  OBI82391  Arctostaphylos pechoensis David J. Keil, with Matt Ritter, Jenn Yost, Brett Hall, et al. 2016-1-1 33441 -C San Luis Obispo Upper See Canyon Comment
  SBBG114649  Arctostaphylos pechoensis D. Wilken with E. Painter 2002-4-1 15886 San Luis Obispo See Cyn, ca. 1.3 map km SE of jct with Prefumo Cyn Rd at Coon Crk, ca. 0.9 air km SSE of head of See Cyn 250 Comment
  UCR1343  Arctostaphylos pechoensis Frank C. Vasek 1960-4-9 600409- 20 San Luis Obispo 1.5 mi west of barn on Pecho Ranch, 6.3 mi SW of Los Osos, on dirt road about 11 miles along the road south of Los Osos Comment
  UCD53546  Arctostaphylos pechoensis Roman Gankin; W. R. Hildreth 1966-6-8 806 San Luis Obispo Ca. 1/2 mile southwest of summit; See Canyon Road; San Luis Range. Comment
  UCD53550  Arctostaphylos pechoensis var. luciana Roman Gankin 1966-2-17 664 San Luis Obispo Ca. 2 miles east of Cuesta Pass of U.S. Highway 101. Comment
  CAS-BOT-BC44354  Arctostaphylos pilosula Clare B. Hardham 1957-5-6 1830 San Luis Obispo About 3/4 mile SE of Atascadero Lake Comment
  UC1309688  Arctostaphylos pilosula A. D. Gifford 1937-4-29 820 San Luis Obispo 1 mi wnw New District School; Pozo Quadrangle Comment
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Nov 4 2013
  CAS-BOT-BC44424  Arctostaphylos pilosula R. F. Hoover 1947-2-10 6615 San Luis Obispo Price Canyon Comment
  UCD53645  Arctostaphylos pilosula Roman Gankin 1966-2-17 658 San Luis Obispo Hill north of summit of Noyes Road; 0.2 mile southwest of junction with Highway 227; north of Arroyo Grande. Comment
  UCD53667  Arctostaphylos pilosula Roman Gankin; G. L. Webster, Ken Milam, and Ed Gedling 1966-9-24 s.n. San Luis Obispo Summit of Noyes Road; Arroyo Grande. Comment
  SEINET11989161  Arctostaphylos pilosula subsp. pilosula R. Gankin, Hildreth, W. R. 1967-1 1137 San Luis Obispo 0.4 mi SE of Pozo summit Comment
  UCD53649  Arctostaphylos pilosula subsp. pilosula Walter and Irja Knight; James B. Roof 1966-1-12 1767 San Luis Obispo 9 miles east of Pozo on east-facing slope above highway on road to McKittrick; in La Panza Range. 792 Comment
  UCD53672  Arctostaphylos pilosula subsp. pismoensis Roman Gankin; W. R. Hildreth 1968-10-12 1130 San Luis Obispo 0.7 mile southwest from Noyes Road on State Route 227; Arroyo Grande. Comment
  CAS-BOT-BC44770  Arctostaphylos purissima Walter Knight; Irja Knight 1982-6-13 4515 San Luis Obispo Tilden Botanic Garden, Berkeley, CA. Originally collected from lone plant on Los Osos Mesa Comment
  UC1120135  Arctostaphylos tomentosa subsp. crustacea Beryl O. Schreiber 1938-10-7 2558 San Luis Obispo Davis Canyon Port San Luis Quadrangle Comment
  SEINET11987476  Arctostaphylos wellsii W. Knight, Knight, I.; Sigg, J.; McClintock, E. 1981-1 4195 San Luis Obispo Strybing Arboretum, Golden Gate Park, San Francisco, orig. from W of Edna Comment
  RSA172260  Armeria maritima subsp. californica Robert F. Thorne, Percy C. Everett 1963-6-12 32268 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. Comment
  UCSB39122  Armeria maritima subsp. californica Jorgensen, Jan 1982-4-23 San Luis Obispo 3 kilometer north of Hearst Castle 15 Comment
  OBI51733  Artemisia californica R. Mike Arens 1994-1-12 08 a San Luis Obispo Cal Poly campus, SLO. In Poly Canyon near Botanical Garden foot bridge 152 Comment
  OBI81460  Artemisia californica Josh Olivarria, Ben Tomei, Brianna Dedwoody, Elena Wolf, James Kelly 2016-11-8 1 San Luis Obispo Bob Jones Trail, right of trail, 200m in 13 Comment
  OBI83455  Artemisia californica Drew Kenyon, Katie Felger, Meha Patel 2017-1-27 5 San Luis Obispo Irish Hills Natural Reserve, about a quarter mile from the trailhead along the east side of the Bog Thistle trail 125 Comment
  CAS-BOT-BC84817  Artemisia douglasiana R. F. Hoover 1964-8-13 9220 San Luis Obispo San Bernardo Creek Comment
  CAS-BOT-BC84818  Artemisia douglasiana Clare B. Hardham 1956-10-23 1482 San Luis Obispo Atascadero Creek, Hale Ranch - Santa Lucia Mountains Comment
  RSA201663  Artemisia tridentata subsp. parishii Robert F. Hoover 1946-10-13 6489 San Luis Obispo Cuyama River, at highway bridge just below Gypsum Canyon Comment
  SBBG107842  Asclepias C. B. Hardham 1956-8-3 1253 San Luis Obispo Cienega Crk streambed, Dellaganna Ranch Comment
  SBBG104387  Asclepias eriocarpa F. L. Johnson, E. A. Young 1993-5-23 ROB 497 San Luis Obispo Boy Scout Rd by Nacimiento River; Camp Roberts Comment
  RSA165492  Asclepias eriocarpa Clare B. Hardham 1962-6-22 10349 San Luis Obispo Along Nacimiento River, west of Cantinas Creek Comment
  UCD121330  Asclepias fascicularis G. K. Helmkamp; E. A. Helmkamp 2004-8-14 8784 San Luis Obispo San Luis Obispo County: Central Coast: junction of Thompson Rd. and Mehlschau Rd., NE of Nipomo. 107 Comment
  UC455918  Asclepias vestita E. P. Unangst 1908-5-1 San Luis Obispo San Miguel Comment
  RSA121915  Asclepias vestita H. C. Lee 1937-5-5 882 San Luis Obispo 1.5 miles S of Dry Creek School Comment
  CAS-BOT-BC177790  Astragalus curtipes R. F. Hoover 1947-2-24 6622 San Luis Obispo First ridge w. of Cerro Romauldo Comment
  CAS-BOT-BC177823  Astragalus curtipes R. F. Hoover 1947-2-24 6622 San Luis Obispo First ridge w. of Cerro Romauldo Comment
  RSA0006735  Astragalus curtipes H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. 1954-5-3 11277 San Luis Obispo Cayucos; road cutting [?]. 15 Comment
  RSA492293  Astragalus curtipes W. P. Armstrong 1988-3-31 1290 San Luis Obispo Near summit of See Canyon Road. 305 Comment
  CAS-BOT-BC182354  Astragalus didymocarpus var. didymocarpus Roxana S. Ferris 1935-3-29 9120 San Luis Obispo 16 miles south of Soda Lake on the Maricopa Road, [Carriso] Carrizo Plain Comment
  CAS-BOT-BC182367  Astragalus didymocarpus var. didymocarpus Ernest C. Twisselmann 1958-5-12 4458 San Luis Obispo Elkhorn Scarp: canyon above the Van Matre Ranch 792 Comment
  CAS-BOT-BC182916  Astragalus douglasii Alice Eastwood; John Thomas Howell 1936-5-8 2323 San Luis Obispo La Panza Comment
  CAS-BOT-BC182918  Astragalus douglasii Alice Eastwood; John Thomas Howell 1937-4-30 4161 San Luis Obispo In the upper Arroyo Grande Comment
  SBBG11150  Astragalus douglasii C. B. Hardham 1958-5-3 3254 San Luis Obispo Atascadero Comment
  RSA0006757  Astragalus douglasii H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. 1954-5-3 11289 San Luis Obispo Polomo Pass, E of Cholame. 381 Comment
  RSA15506  Astragalus douglasii Alice Eastwood, John T. Howell 1936-5-9 2376 San Luis Obispo Nacimiento River: On road between Adelaida and Pleyto. Comment
  UC1128781  Astragalus douglasii var. douglasii A. E. Wieslander 1934-4-27 468 San Luis Obispo San Juan River La Panza Quad., San Juan River Comment
  UC83461  Astragalus douglasii var. douglasii Katharine Brandegee July 1885 San Luis Obispo Comment
  OBI80366  Astragalus gambelianus David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  CAS-BOT-BC178274  Astragalus gambelianus Lois E. James 1946-4-7 1743 San Luis Obispo Along railroad track beside U.S. 101, 6.2 mi. N of San Luis Obispo county line. Comment
  OBI79819  Astragalus gambelianus D. R. Miller 2013-4-3 413 .1039 San Luis Obispo The Rocky Butte/Pine Mountain Region, Cole Ranch heli-pad disturbed margin. 744 Comment
  RSA60144  Astragalus gambelianus Lois E. James 1946-4-17 1744 San Luis Obispo By U.S. 101, 2.8 mi. N.E. of San Luis Obispo. Comment
  UC903403  Astragalus gambelianus Lois E. James 1946-4-17 1745 San Luis Obispo 2.8 mi ne San Luis Obispo; ne of San Luis Obispo Comment
  CAS-BOT-BC187541  Astragalus macrodon Roxana S. Ferris 1939-5-23 9756 San Luis Obispo About 4 miles east of Templeton 426 Comment
  OBI78735  Astragalus macrodon George Butterworth 2014-4-7 926 San Luis Obispo Carizzo Plain, two miles west of school Comment
  SD25200  Astragalus macrodon Frank F. Gander 1939-5-15 7539 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
  OBI39048  Astragalus oxyphysus David J. Keil 1986-3-22 19074 San Luis Obispo Nature Conservancy Research Trip to the Carissa Plain. Along Soda Lake Rd S of Soda Lake at jctn with Kern county Land Company Ranch rd T32S, R1E, sec 33 671 Comment
  UC454088  Astragalus trichopodus var. lonchus I. J. Condit 1910-7-10 San Luis Obispo Pecho Coast Comment
  CAS-BOT-BC66139  Athyrium filix-femina var. cyclosorum R. F. Hoover 1947-7-26 7327 San Luis Obispo Near Piedras Blancas Point (just north of) Comment
  OBI29660  Athysanus pusillus David J. Keil, Dirk Walters 1980-4-26 13826 San Luis Obispo Along Town Crk near Lime Mtn, W of Paso Robles Comment
  CAS-BOT-BC168620  Atriplex Robert E. Preston 1998-6-11 1111 San Luis Obispo 1 mi Sw of California Valley, on W side of Soda Lake Rd 594 Comment
  SEINET3840859  Atriplex argentea var. mohavensis G. F. Hrusa, T. D. Wilfred 2000-9-29 15688 San Luis Obispo South end of Carrizo Plain, approximately 3 miles north of highway 166, low, spreading subshrub, near roadside on Soda Lake road 790 Comment
  RSA18241  Atriplex californica C. B. Wolf 1929-4-15 3609 San Luis Obispo 3 miles N of Morro Bay. 30 Comment
  UC463194  Atriplex californica Roxana S. Ferris 1929-4-16 7671 San Luis Obispo 2 mi n Cayucos (Sea cliffs); n of Cayucos Comment
  OBI59985  Atriplex canescens George Butterworth 1997-7-20 141 San Luis Obispo 30 ft. S of Soda Lake rd, 0.6 mi E of KCL 680 Comment
  UCR80288  Atriplex coronata J. T. Howell 1948-6-15 24374 San Luis Obispo San Juan River Valley 366 Comment
Read comments
Dec 2 2019
  OBI56290  Atriplex coronata var. coronata George Butterworth 1999-7-9 304 San Luis Obispo Carrizo Plain Natural Area. Beside Panorama Rd, 1.9 mi N of Soda Lake rd T32S R21E S6 NWQ Comment
  OBI71200  Atriplex polycarpa Ann Cochran 1986-7-9 4 San Luis Obispo Hwy 58 between the solar plant and the Lewis Ranch. On the hills back from the roads area 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
  OBI17642  Atriplex semibaccata Robert J. Rodin 1959-5-26 6355 San Luis Obispo At S end of Morro Bay Comment
  CDA15625  Atriplex spinifera G. F. Hrusa, Jeff Hart 1993-4-6 10697 San Luis Obispo Carrizo Plain; S end of Soda Lake on E side. 609 Comment
  RSA613943  Atriplex spinifera George K. Helmkamp, E. Helmkamp 1997-3-8 1409 San Luis Obispo Carrizo Plain. 30.1 mi. NW of CA-166 on Soda Lake Rd; at San Diego Crk Rd and edge of Soda Lake. 701 Comment
  UC2027075  Atriplex spinifera Greg Wilvert 2005-5-1 376 San Luis Obispo Southeast Half of the Caliente Range: Along Pipeline Road Comment
  UC564133  Atriplex spinifera Roxana S. Ferris 1935-3-29 9108 San Luis Obispo 1 mi n Soda Lake (Carriso Plain); , n of Soda Lake Comment
  UC604885  Atriplex spinifera Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9462 San Luis Obispo Carriso Plain between Simmler and Soda Lake; Carriso Plain between Simmler and Soda Lake Comment
  RSA115511  Atriplex subspicata E. C. Twisselmann 1955-10-1 2435 San Luis Obispo Morro Bay State Park: edge of bay, near golf course. 0 Comment
  UCR59470  Atriplex triangularis George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  OBI30847  Avena barbata Julie M. Vanderweir 1979-4-4 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  SBBG120105  Avena barbata M. Wetherwax, E. Painter 2003-3-18 CR 399 San Luis Obispo above Nacimiento River; Camp Roberts 200 Comment
  OBI45265  Avena barbata Francis X. Villablanca 1986-5-17 7 San Luis Obispo 1/2 mi S of Ardath St, and 1/4 mi E of the end of Pineridge end of Pineridge Rd Comment
  CDA43190  Avena fatua Richard R. Halse 2015-3-24 9355 San Luis Obispo Western end of the Santa Maria Valley, at the end of Oso Flaco Lake Road; ca. 5 air miles south of Oceano. Comment
  SEINET8941585  Avena fatua R. R. Halse 2015-1 9356 San Luis Obispo San Simeon, just N of the Motel 6 at 9070 Castillo Drive. 17 Comment
  HSC9022  Avena fatua D. A. Shally 1965-4-14 29 San Luis Obispo 9 mi. S of Cholame, Shandon Hills Comment
  RSA418222  Baccharis douglasii Thekla Mohr 1911-07 1931 San Luis Obispo San Luis Obispo. Comment
  OBI25843  Baccharis glutinosa David J. Keil 1977-8-21 12511 San Luis Obispo Ca 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  CAS-BOT-BC99494  Baccharis pilularis Clare B. Hardham 1957-7-31 2511 San Luis Obispo 9 miles north of Cambria Comment
  CAS-BOT-BC99635  Baccharis plummerae R. F. Hoover 1949-9-9 7757 San Luis Obispo Forks of San Simeon Creek Comment
  UCR248189  Baccharis salicifolia David J. Keil 1986-9-27 19771 San Luis Obispo Santa Barbara/San Luis Obispo County Line, c. 1/2 mi east of Pine Canyon Forest Station along CA Hwy 166 259 Comment
  OBI38228  Baccharis salicifolia Eric Wise 1982-6-10 1497 San Luis Obispo Pond on Hwy 58, 1.1 mi E of Creson O'donovan Rd Comment
  UC1118914  Baccharis salicifolia subsp. salicifolia G. T. Nordstrom 1937-6-16 1344 San Luis Obispo 4.2 mi ese of Lime Mtn. (Adelaida); Adelaida 243 Comment
  UCSC000767  Baccharis viminea T. M. Hendrix 1937-6-6 278 San Luis Obispo 1.5 miles N.W. of New District School New District School - Pozo 396 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
  SEINET7003055  Baeria chrysostoma A. G. Vestal 1962-4-10 s.n. San Luis Obispo Carrizo Plain, about 7 miles northwest of Soda Lake and 2.6 miles south of junction about 1 mile west of Simmler. Comment
  SEINET7003056  Baeria chrysostoma A. G. Vestal 1962-4-10 s.n. San Luis Obispo Soda Lake on the Carrizo Plain. Comment
  UC1927813  Barbarea orthoceras David Keil, Lynne Dee Althouse 2002-4-11 29798 San Luis Obispo Santa Margarita Ranch. Trout Creek. Vicinity of 35.35708 N x 120.56807 W Comment
  OBI77639  Barbarea orthoceras Steven A. Junak 1990-4-27 4225 San Luis Obispo Santa Lucia Mts. Cuesta Ridge: just N of NW corner of Cuesta Ridge Botanical Area, N of main rod (USFS Rd #29S11.3) along powerline access rd, ca 5.9 mi W of hwy 101 and 0.3 mi W of W boundary of the Botanical Area 701 Comment
  OBI77719  Barbarea orthoceras David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27533 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. Comment
  OBI80821  Barbarea orthoceras David J. Keil, with Kathleen Keil 1990-4-7 21372 San Luis Obispo 3 miles from Highway 58 along Hwy 229 south of Creston 365 Comment
  RSA517400  Barbarea orthoceras Steven A. Junak 1990-4-27 4225 San Luis Obispo Santa Lucia Mountains, Cuesta Ridge; just N of NW corner of Cuesta Ridge Botanical Area, N of main road (USFS Road #29S11.3) along powerline access road., Ca. 5.9 miles W of Hwy 101 and 0.03 mile W of W boundary sign for the Botanical Area; Los Padres National Forest. 701 Comment
  OBI79337  Barbarea verna David J. Keil, Matt Ritter, George Butterworth, Jepson Herbarium Weekend Workshop Participants 2012-4-20 31282 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail. Along trail in oak woodland. 570 Comment
  SEINET12090858  Berberis dictyota R. Gankin, Hildreth, W. R. 1967-1 1130 a San Luis Obispo 0.7 mi SW from Noyes Road on State Route 227, Arroyo Grande Comment
  OBI20546  Berberis pinnata subsp. pinnata Neil Havlik 1968-3-28 97 San Luis Obispo Devil's Gap, 9.6 mi from Morro Bay on the Morro bay-Atascadero rd Comment
  OBI20550  Berberis pinnata subsp. pinnata Neil Havlik 1968-4-28 178 San Luis Obispo Between Rocky Butte and Eagle Rock at the end of San Simeon Crk rd. Comment
  OBI33317  Bergia texana David J. Keil 1983-10-23 18017 San Luis Obispo Just S of Creston W of O'Donovan Rd Comment
  OBI54200  Berula erecta David J. Keil, V. L. Holland 1996-6-18 25900 San Luis Obispo El Chorro Regional Park. Site of proposed botanical garden Comment
  OBI65989  Berula erecta Wendy Thackery, Stacey Smith and Paul Corsi 2003-8-25 65 San Luis Obispo Central Coastal Wetlands GIS (CCCWGIS). S of Morro Bay on Hwy 1. N of Hollister Peak and hwy 1 at spring drainage off of Canet Rd frontage rd 34 Comment
  CAS-BOT-BC105999  Blennosperma nanum var. nanum D. E. Breedlove 1963-3-22 4278 San Luis Obispo About vernal pools on the Carrizo Plain, 2 miles south of Simmler 426 Comment
  CAS-BOT-BC127810  Blepharizonia laxa Lyman Benson 1937-10-17 8542 San Luis Obispo West of McKittrick at Kern Co. line. Mt. Range: Temblor 853 Comment
  OBI16921  Blepharizonia laxa Robert F. Hoover 1965-9-18 9588 San Luis Obispo Highland district (site of former Highland school) Comment
  SEINET11264846  Blepharizonia laxa David Keil 1988-9-23 21150 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd, to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Just east of Golden Hill Rd near newly constructed church.; 0 Comment
  RSA41190  Boisduvalia cleistogama Robert F. Hoover 1939-5-4 4078 San Luis Obispo 4 miles from Paso Robles on Estrella road Comment
  OBI35911  Bolboschoenus maritimus subsp. paludosus Eric Wise 1981-6-7 495 San Luis Obispo Rancho Riconado, 23.1 mi W of New Cuyama Comment
  CAS-BOT-BC95392  Bowlesia incana Roxana S. Ferris 1929-4-16 7677 San Luis Obispo 8 miles north of Cayucos Comment
  OBI9013  Bowlesia incana Robert F. Hoover 1967-4-5 10348 San Luis Obispo Between San Juan river and Carrizo Plain on hwy 58 Comment
  OBI69752  Boykinia occidentalis D. R. Miller 1993-5-29 593 -23 San Luis Obispo Pine Mt Region. Along Pico crk at and above Pico falls 488 Comment
  RSA718825  Brachypodium distachyon Michael Honer 2002-4-27 1619 San Luis Obispo South Santa Lucia Mtns; along Hwy 41, appx. 7mi. NE of Morro Bay. 300 Comment
  CDA37146  Brassica tournefortii R. Robison 2012-1-1 s.n. San Luis Obispo Los Osos; near corner of Los Osos Valley Road and South Bay Boulevard, and south of California State Parks District office. 0 Comment
  OBI22474  Briza maxima Robert F. Hoover 1946-6-1 6107 San Luis Obispo Perry Crk, SE of Cambria Comment
  SD232569  Briza maxima George Helmkamp 1996-5-25 1073 San Luis Obispo Dried vernal pools between CA-1 and the ocean 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county. 14 Comment
  RSA25696  Briza maxima C. B. Wolf 1941-7-12 10989 San Luis Obispo along the coast at Washington school, 1 mile N of Pt. Sierra Nevada 8 Comment
  OBI22482  Briza minor Robert F. Hoover 1947-5-25 7219 San Luis Obispo Cambria Comment
  OBI25591  Briza minor David J. Keil 1981-5-16 14681 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI35410  Briza minor Helen Jones 1982-8-7 45 San Luis Obispo Piedras Blancas Point Comment
  CAS-BOT-BC484534  Brodiaea jolonensis Ernest C. Twisselmann; Donald J. Bedell 1971-4-26 17671 San Luis Obispo Franklin Canyon, ca. 2.5 miles southeast of Paso Robles 243 Comment
  OBI22438  Bromus arenarius Robert F. Hoover 1947-3-30 6812 San Luis Obispo Calf Cyn Comment
  CDA15095  Bromus berteroanus G. F. Hrusa 1998-3-26 14176 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
  CDA17349  Bromus berteroanus G. F. Hrusa, G. Wilvert 2005-4-1 16399 San Luis Obispo Carrizo Plain; South end of Caliente foothills, nr. gate at power line maintenance rd. 792 Comment
  OBI72824  Bromus carinatus Michael Walgren 2010-4-30 146 San Luis Obispo Montana de Oro State Park along the Coon Crk Trl. Approx 1/3 of the way in from the trailhead Comment
  CAS-BOT-BC156183  Bromus catharticus Ernest C. Twisselmann 1954-5-6 1177 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 655 Comment
  UCD58401  Bromus catharticus Ernest C. Twisselmann 1962-7-9 7424 San Luis Obispo Eastern San Luis Obispo Co.: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch. 670 Comment
  HSC39662  Bromus diandrus J. P. Smith 1973-3-20 5880 San Luis Obispo Price Canyon Rd., 3.5 mi. from Pismo Beach 61 Comment
  OBI25457  Bromus diandrus David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13988 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
  OBI2560  Bromus diandrus Larry E. Brown 1970-3-17 1741 San Luis Obispo Weed in vacant lot on the Cal Poly campus in San Luis Obispo Comment
  OBI3833  Bromus diandrus Elizabeth Rudd 1971-5-23 274 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI3856  Bromus diandrus Elizabeth Rudd 1971-4-26 241 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  OBI28806  Bromus diandrus David J. Keil, Melissa Luckow, Richared A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14451 San Luis Obispo 10 mi E of jctn with Calif rte 227 along Calif rte 58 Comment
  OBI35378  Bromus hordeaceus K. A. Nadeau 1983-4-30 26 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St. and Rockview rd Comment
  UC53753  Bromus hordeaceus Jos. Burtt Davy 1901-5-31 7570 San Luis Obispo Templeton Comment
  CAS-BOT-BC155104  Bromus hordeaceus R. F. Hoover 1964-4-14 8719 San Luis Obispo San Luis Obsipo. Comment
  OBI19848  Bromus hordeaceus Walter F. Chesebro 1978-5-6 106 San Luis Obispo Avenales Reserve, 21 mi E of intersection of hwy 58 and hwy 101 Comment
  SEINET269499 Image available Bromus hordeaceus subsp. molliformis G. Helmkamp 1994-5-18 91 -31 San Luis Obispo Alamo Canyon, 7 miles east of US-101 on CA-166 then 4 miles north (generally northeast of Twitchell reservoir) 213 Comment
  OBI82608  Bromus laevipes David J. Keil, with Kathleen Keil 2016-6-26 33264 San Luis Obispo Santa Rita Road west of Templeton Comment
  UC573757  Bromus laevipes H. C. Lee 1937-6-1 1023 San Luis Obispo 1 1/2 mi w of Paso Robles 381 Comment
  OBI81308  Bromus madritensis David J. Keil, V. L. Holland 1988-4-26 20554 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on southwestern side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. 135 Comment
  SBBG93770  Bromus madritensis S. A. Junak 1990-5-1 4258 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  OBI60861  Bromus madritensis subsp. rubens Larry E. Brown, David J. Keil, V. L. Holland, and LynneDee Oyler 1990-4-12 401 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UC1131194  Bromus madritensis subsp. rubens C. M. Belshaw 1936-3-18 1644 A San Luis Obispo 2.9 mi ssw of Adam's Ranch 274 Comment
  OBI22392  Bromus madritensis subsp. rubens Robert F. Hoover 1968-4-16 11028 San Luis Obispo Cuyama River at "Gypsum Cyn bridge" north side of river Comment
  OBI26007  Bromus sitchensis David J. Keil 1981-5-16 14603 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  CAS-BOT-BC185623  Bromus tectorum Clare B. Hardham 1960-4-29 5541 San Luis Obispo Santa Lucia Mountains. Atascadero. Comment
  OBI22412  Bromus vulgaris Robert F. Hoover 1964-6-7 8986 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  OBI22407  Bromus vulgaris Robert F. Hoover 1969-6-22 11383 San Luis Obispo Santa Lucia Range. Chorro Crk cyn (Serrano Cyn) Comment
  SEINET11094103  Cakile maritima Unknown 1963-4-21 155 San Luis Obispo California San Luis Obispo County Altitude ca. 20 feet, sand dunes at southwest end of Morro Bay. Comment
  CAS-BOT-BC185013  Calamagrostis rubescens R. F. Hoover 1950-6-20 7991 San Luis Obispo 7 miles west of Templeton on road to Cambria. Comment
  CAS-BOT-BC233973  Calandrinia breweri Clare B. Hardham 1958-5-28 3429 San Luis Obispo Intersection of North Road to Adelaida and Nacimiento Dam Road, Santa Lucia Mountains Comment
  OBI54436  Calandrinia ciliata Matthew Arterburn 1997-3-14 14 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 610 Comment
  CAS-BOT-BC167327  California macrophylla R. F. Hoover 1952-5-6 8152 San Luis Obispo East of Atascadero on Creston Road, just east of pump station Comment
  UC1583683  Callitriche longipedunculata David Keil 1986-3-22 19071 San Luis Obispo Carissa Plain N of Soda Lake, 2.4 mi E of Soda Lake Rd. on Belmont Tr. 579 Comment
  OBI57237  Callitriche marginata David J. Keil 1998-5-6 27109 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  CHSC13616  Calocedrus decurrens Patricia Haberkern 1974-4-9 10 San Luis Obispo Scarce in Cerro Alto Campground, Los Padres National Forest. 7.1 mi. w Atascadero on Hwy 41. 542 Comment
  CAS-BOT-BC492215  Calochortus albus James L. Reveal 1988-5-30 6942 San Luis Obispo Along California Highway 1, on the slope south of Arroyo de la Cruz between Ragged Point and Piedras Blancas north of San Simeon 15 Comment
  SBBG43644  Calochortus argillosus E. Painter, M. Wetherwax with N. Havlik 2003-5-30 SLO 340 San Luis Obispo between bog thistle exclosure and Chorro Crk; Camp San Luis Obispo 220 Comment
  OBI79520  Calochortus clavatus Michael Walgren 2014-5-16 418 San Luis Obispo Rocky Butte, inland of San Simeon Point in the north coastal county. Few plants scattered on a north facing slope of grassland along the dirt road leading to Rocky Butte from Hearst Castle. 494 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
  OBI70803  Calochortus clavatus subsp. clavatus David J. Keil 2009-5-30 30614 San Luis Obispo Old Creek Road, ca. 0.5 miles east of entrance to Whale Rock Reservoir, east of Cayucos Comment
  UC1927796  Calochortus clavatus subsp. pallidus David Keil 1998-6-30 27889 San Luis Obispo Caliente Range. Selby Rd., 4.6 road miles S of junction with Soda Lake Rd., 1.2 miles S of turnoff to Selby Camp. Comment
  UC1226834  Calochortus clavatus var. recurvifolius P. J. Hurd and Stage 1962-6-7 62 -3 San Luis Obispo 3.7 mi n Piedras Blancas Comment
  UC1296323  Calochortus luteus R. F. Hoover 1955-6-14 8358 San Luis Obispo 2 mi n Arroyo de la Cruz (on State Highway 1) Comment
  OBI62710  Calochortus simulans Jason Dart 2003-5-31 D 131 San Luis Obispo Santa Margarita Ranch 0.9 mi S of the intersection of Pozo Rd and Hwy 58 E 365 Comment
  UC2027068  Calochortus splendens Greg Wilvert 2005-5-14 419 San Luis Obispo Southeast Half of the Caliente Range: 1.2 km NW of Wells Canyon Comment
  SBBG110194  Calochortus venustus C. B. Hardham 1956-5-9 637 San Luis Obispo Chimney Rock Ranch near San Marcos Crk Comment
  UC1134534 Image available Calochortus venustus W. A. Peterson 1937-5-14 836 San Luis Obispo 0.5 mi sw Yellow Mtn.; La Panza Quad. 563 Comment
  SEINET5725037 Image available Calochortus venustus Stephen R. Chapman 1963-1 50 San Luis Obispo along Walter's Orchard Road, .8 mile north and 5.1 miles east of Creston.; Creston Comment
  OBI32643  Calyptridium monandrum David J. Keil 1982-5-2 15907 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif rte 58 and S on dirt red Comment
  CAS-BOT-BC221404  Calystegia longipes R. F. Hoover 1966-7-13 9895 San Luis Obispo 5 1/2 mi. se. of Santa Margarita. West of Salinas River opposite Pilitas Creek Comment
  IRVC29055  Calystegia macrostegia G. K. Helmkamp 2003-10-8 8198 San Luis Obispo base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing Central Coast 15 Comment
  OBI79460  Calystegia macrostegia David J. Keil 2012-4-23 31311 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail Comment
  OBI15316  Calystegia macrostegia subsp. cyclostegia Maria Lia Scarpetta 1964-2-15 2 San Luis Obispo Cuesta Park 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
  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
  CDA17537  Calystegia soldanella Austin Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; Ca. halfway S from point in Morro Bay Sandspit. Comment
  OBI54326  Calystegia subacaulis subsp. episcopalis David J. Keil 1996-6-7 25897 San Luis Obispo Laguna Lake Park, San Luis Obispo 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
  OBI62694  Calystegia subacaulis subsp. episcopalis LynneDee Althouse, Jason Dart 2003-5-6 D 175 San Luis Obispo Santa Margarita Ranch, under powerlines 0.33 mi SW of Yerba Buena Crk (Miller Flat) 381 Comment
  OBI72880  Calystegia subacaulis subsp. episcopalis David J. Keil 1988-1 20822 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  UC52172  Calystegia subacaulis subsp. episcopalis Mrs. R. W. Summers 1887-5-11 601 San Luis Obispo Islai Hill near San Luis Obispo, Islai Hill Comment
  OBI11993  Camissonia campestris subsp. campestris Robert F. Hoover 1950-4-2 7798 San Luis Obispo Panorama Hills, near base of Crocker Grade Comment
  CAS-BOT-BC32364  Camissonia campestris subsp. obispoensis Peter Hamilton Raven 1963-5-5 18301 San Luis Obispo 1.8 miles W of Bee Rock. Comment
  OBI83412  Camissonia intermedia Butterworth 1998-6-1 266 San Luis Obispo Carrizo Plain Natural Area. 20s of Crocker Rd, 0.7 mi NE of Elkhorn Rd T31S, R21E, S22 or 27 823 Comment
  OBI40998  Camissonia strigulosa David J. Keil, Eric A. Wise 1985-4-25 18557 San Luis Obispo Black Lake Cyn at crossing of Calif hwy 1 Comment
  SD193318  Camissonia strigulosa G. K. Helmkamp, E. A. Helmkamp 2005-4-17 9365 San Luis Obispo Corbett Canyon, 2.3 miles north of Highway CA 227 in Arroyo Grande. 81 Comment
  POM97531  Camissonia strigulosa P. A. Munz 1926-4-9 10236 San Luis Obispo Morro. Comment
  OBI35297  Camissoniopsis cheiranthifolia Melody Dickens 1980-7-4 35 San Luis Obispo Morro rock, Morro Bay Comment
  OBI12014  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Robert F. Hoover 1947-7-11 7299 San Luis Obispo S end of Morro Bay Comment
  OBI74545  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Denise Kocek 2010-5-5 s.n. San Luis Obispo Hearst San Simeion State park. N of Piedras Blancas Lighthouse Comment
  CAS-BOT-BC160311  Camissoniopsis cheiranthifolia subsp. cheiranthifolia David D. Keck 1933-5-5 2198 San Luis Obispo Morro Bay, on the strand Comment
  UC454573  Camissoniopsis cheiranthifolia subsp. cheiranthifolia I. J. Condit 1908-4-4 San Luis Obispo Pecho Comment
  RSA0089865  Camissoniopsis intermedia Dean Wm. Taylor 2003-5-5 18504 San Luis Obispo La Panza Range: Highway 58 0.7 miles East of Wilson Corner, base of south facing slopes North of roadway. 487 Comment
  OBI32164  Camissoniopsis micrantha David J. Keil 1982-6-26 16207 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  SBBG118349  Camissoniopsis micrantha M. Wetherwax, E. Painter 2001-4-29 CR 477 San Luis Obispo above Nacimiento River, NW of Twin Bridges; Camp Roberts 200 Comment
  OBI30993  Capsella bursa-pastoris Julie M. Vanderwier 1979-4-4 104 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC37637  Cardamine californica Clare B. Hardham 1956-2-1 136 San Luis Obispo Santa Lucia Mountains. V/2 Ranch, west of Templeton. Comment
  CAS-BOT-BC37638  Cardamine californica Clare B. Hardham 1956-2-24 148 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek. Comment
  CDA43352  Cardamine hirsuta David J. Keil 2012-4-1 31238 San Luis Obispo Bob Jones Trail near junction with Ontario Road, west of Highway 101, north of Avila Beach Drive, along San Luis Creek. Comment
  UCR161214  Cardamine oligosperma George K. Helmkamp, E. A. Helmkamp 2004-12-6 8871 San Luis Obispo Central Coast, Arroyo Grande Community Center, Ash and Elm Streets 30 Comment
  UC75798  Cardionema ramosissimum Miss M. Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC384833  Cardionema ramosissimum Clare B. Hardham 1959-5-23 4641 San Luis Obispo Sand dunes south of Morro Bay and on bare ground in Islay Canyon and on top of Pecho Mts. Comment
  OBI17524  Carduus pycnocephalus Lynne Dee Althouse 1977-5-22 82 San Luis Obispo Wofle's horse ranch, N of San Luis High School 122 Comment
  UC1276304  Carduus pycnocephalus subsp. pycnocephalus R. F. Hoover 1964-5-14 8870 San Luis Obispo See Canyon Comment
  UCR250537  Carex Glenn M. Greenwald 2013-7-5 s.n. San Luis Obispo Central Coast, Santa Maria River Valley, Guadalupe Dunes. Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Carex wetland 22 Comment
  OBI78883  Carex barbarae David J. Keil 2013-9-6 32029 San Luis Obispo Morro Bay State Park, northeast of Los Osos Middle School. 12 Comment
  UC652643  Carex barbarae R. S. Ferris 1939-6-9 9774 San Luis Obispo Northern edge of Atascadero Comment
  UCR38773  Carex barbarae David J. Keil 1983-10-21 17979 San Luis Obispo Hwy 229 on Lasma property, south of Creston. E banks of Middle Branch of Huerhuero Creek 375 Comment
  CAS-BOT-BC19317  Carex barbarae Alice Eastwood; John Thomas Howell 1937-4-30 4141 San Luis Obispo Chalk Hill between Edna and Arroyo Grande. Comment
  CAS-BOT-BC19318  Carex barbarae Alice Eastwood; John Thomas Howell 1936-5-8 2298 San Luis Obispo On road to Santa Margarita 7 miles west of Pozo. Comment
  CAS-BOT-BC20406  Carex globosa R. F. Hoover 1964-5-15 8887 San Luis Obispo Pine Top Mountains, south of San Carpoforo Creek. Comment
  OBI6443  Carex globosa Robert F. Hoover 1947-5-23 7184 San Luis Obispo Hazard Cyn Comment
  UC1928117  Carex globosa David Keil 1998-4-2 26538 San Luis Obispo East-West Ranch, Cambria Comment
  SBBG109310  Carex gracilior C. B. Hardham 1957-5-12 1963 San Luis Obispo Green's Lake Comment
  SBBG112370  Carex harfordii D. Keil 1985-3-26 18466 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  OBI51169  Carex harfordii Jan Barber 1994-4-23 163 San Luis Obispo San Simeon State Park. Near E end of unnamed southern drainage Comment
  SEINET12480795  Carex harfordii D. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-1 18712 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk rd between Pine Mtn and Rocky Butte 869 Comment
  OBI22647  Carex nudata Robert F. Hoover 1947-3-21 6706 San Luis Obispo Calif Polytechnic campus Comment
  RSA535262  Carex obispoensis D. A. Young, S. Junak, M. Carroll 1989-3-13 1847 San Luis Obispo West end of Cuesta Ridge Botanical area near the end of the reserve Comment
  CAS-BOT-BC146577  Carex obispoensis Clare B. Hardham 1958-4-9 3051 San Luis Obispo Cuesta Sargent Cypress Forest Comment
  SEINET12783698  Carex obispoensis D. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-1 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
  OBI34417  Carex praegracilis David J. Keil, Kathy Jones 1982-4-4 15829 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  SEINET13216183  Carex senta D. Keil, Eric Wise 1981-1 14819 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI29311  Carex serratodens Lou Morton 1981-5-17 s.n. San Luis Obispo Laguna Lake Park Comment
  RSA141037  Carex serratodens Clare B. Hardham 1960-5-10 5661 San Luis Obispo Cypress Mt. 610 Comment
  SEINET10846920  Carex serratodens Marcus E. Jones 1882-5-6 Jones 3235 San Luis Obispo Comment
  UC771684  Carex serratodens R. F. Hoover 1946-6-30 6210 San Luis Obispo between Santa Margarita and Pozo; Rinconada Mine Comment
  OBI65944  Carex spissa Wendy Thackery, Stacey Smith and Paul Corsi 2003-1 San Luis Obispo Comment
  OBI22665  Carex subbracteata Robert F. Hoover 1947-4-18 6941 San Luis Obispo Cambria Comment
  CAS-BOT-BC116853  Carex subbracteata var. subbracteata R. F. Hoover 1964-6-7 8988 San Luis Obispo San Carpoforo Creek just above Windy Point. Comment
  CAS-BOT-BC116837  Carex subbracteata var. subbracteata Ernest C. Twisselmann 1956-5-15 2788 San Luis Obispo Cayucos Road, apx 1.1 mi W of Cambria Road Junction, York Mountain. Santa Lucia Range 274 Comment
  SBBG81285  Carex subfusca D. Keil, R. Riggins, D. Walters, M. McLeod, M. Luckow 1981-4-11 143291 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
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Aug 15 2012
  OBI2873  Carpobrotus edulis Bruce Eidson 1971-1-9 37- 7 -3 San Luis Obispo Found on bluffs below Wadsworth Ave., Pismo Beach west slope. Comment
  SDSU6426  Carthamus creticus D. F. Howe 1967-8-14 4374 San Luis Obispo Arroyo Grande. 37 Comment
  CDA6958  Carthamus lanatus G. D. Barbe 1976-10-22 2229 San Luis Obispo Eugene Machado Ranch, Huasna Road east of Arroyo Grande. 0 Comment
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Nov 9 2008
  OBI79885  Castilleja affinis Garrett P. Ahern 2014-3-7 114 San Luis Obispo Cuesta Ridge Botanical Area (West), Along T.V. Tower Road, about 0.8 miles from junction with Highway 101. 540 Comment
  JEPS7402  Castilleja affinis subsp. affinis R. F. Hoover 1947-3-8 6655 San Luis Obispo San Simeon Comment
  OBI69052  Castilleja affinis subsp. affinis Steve Ingram 1990-5-10 435 San Luis Obispo About 1/3 km NW of Oso Flaco Lake Comment
  UC56095  Castilleja affinis subsp. affinis J. H. Barber 1899-5-7 San Luis Obispo Santa Lucia Mts. Comment
  JEPS4848  Castilleja affinis subsp. affinis Rimo Bacigalupi and R. S. Ferris 1951-3-31 3213 San Luis Obispo between Cayucos Templeton (on the Santa Rita road, upper reaches of Old Creek canyon); Old Creek canyon Comment
  OBI71266  Castilleja affinis subsp. affinis Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. One ridge over NE of Little Coreopsis Hill 50 Comment
  UC463269  Castilleja affinis subsp. affinis Roxana S. Ferris 1929-4-16 7668 San Luis Obispo between Moro and Cayucos (coast road); Old Creek Comment
  UC886452  Castilleja ambigua subsp. ambigua Alice Eastwood and John Thomas Howell 1938-6-15 5986 San Luis Obispo Piedras Blancas Comment
  JEPS35061  Castilleja brevistyla R. F. Hoover 1952-4-19 8119 San Luis Obispo n side lower Cuyama Valley; Cuyama Valley Comment
  OBI9407  Castilleja densiflora subsp. gracilis Robert F. Hoover 1967-4-8 10373 San Luis Obispo Carrizo Plain near N end of Soda Lake Comment
  JEPS27029  Castilleja densiflora subsp. gracilis Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-10 7410 San Luis Obispo ne base Cypress Mountain (slope just above w-most fork of Las Tablas Creek (Dellaganna or Carmen creek)) 518 Comment
  SD130339  Castilleja densiflora subsp. obispoensis George Helmkamp 1989-4-17 San Luis Obispo At the crest of Prefumo Canyon Road, Irish Hills 366 Comment
  OBI28604  Castilleja exserta John Jackman & Julie Truesdale, Julie Truesdale 1980-1 14 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  OBI58757  Castilleja exserta David J. Keil 1998-3-27 26475 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  UCD147270  Castilleja exserta MJ Colletti; D. Hickson, M. Gordon 2010-4-5 CARR 998 -3 San Luis Obispo San Luis Obispo County: Carrizo Plains, American Preserve. 587 Comment
  JEPS24693  Castilleja exserta subsp. exserta E. R. Blakley 1960-7-2 3508 San Luis Obispo 0.25 mi w Oso Flaco Lake 6 Comment
  JEPS27041  Castilleja exserta subsp. exserta Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-11 7421 San Luis Obispo e of and directly above Morro Beach community (just s of town water-tank) 91 Comment
  JEPS35082  Castilleja exserta subsp. exserta R. F. Hoover 1964-6-6 8963 San Luis Obispo Los Osos Comment
  UC1036933  Castilleja exserta subsp. exserta Rimo Bacigalupi 1950-5-13 3200 San Luis Obispo just s Oso Flaco Lake (dunes) Comment
  UCSB26233  Castilleja exserta subsp. exserta Broder, Richard 1960-4-10 San Luis Obispo on State Hwy 1; six miles north of Morro Bay (city) Comment
  OBI17781  Castilleja foliolosa Dave Imper 1977-4-7 97 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd Comment
  OBI9709  Castilleja foliolosa Robert F. Hoover 1947-3-26 6758 San Luis Obispo Oak Park district Comment
  UC1063286  Castilleja foliolosa T. M. Hendrix 1937-4-23 86 San Luis Obispo 1.6 mi sw Pozo; Los Padres National Forest, Pozo Quad. 472 Comment
  UC454824  Castilleja foliolosa I. J. Condit 1910-4-16 San Luis Obispo Upper Chorro Creek Comment
  UCR61757  Castilleja foliolosa George K. Helmkamp 1990-4-1 s.n. San Luis Obispo West Cuesta Ridge, c. 3 mi west of US Hwy 101 671 Comment
  JEPS17442  Castilleja foliolosa Rimo Bacigalupi with G. Thomas Robbins and R. S. Ferris 1955-5-25 5252 San Luis Obispo 3.2 mi w and below Pozo Summit (along La Panza grade); La Panza Grade 652 Comment
  UC1392921  Castilleja minor subsp. spiralis R. F. Hoover 1969-7-12 11435 San Luis Obispo bed Salinas River at Paso Robles Salinas River; Paso Robles Comment
  CAS-BOT-BC241101  Castilleja mollis R. F. Hoover 1951-3-4 8033 San Luis Obispo Between Pismo Beach & Oceano Beach Comment
  UC1518657  Castilleja subinclusa subsp. subinclusa Robert F. Thorne and P. Everett 1963-4-18 31481 San Luis Obispo ca 4 mi s Cholame 487 Comment
  CAS-BOT-BC38206  Caulanthus anceps Alice Eastwood; John Thomas Howell 1935-3-25 2003 San Luis Obispo Cholame. Comment
  CDA16839  Caulanthus anceps G. F. Hrusa, L. Saslaw 2001-4-12 15776 San Luis Obispo Carrizo Plain; Wells Ranch Rd., +- 1 mi. W of Soda Lake Rd. Comment
  CAS-BOT-BC38216  Caulanthus anceps D. E. Breedlove 1962-3-29 2079 San Luis Obispo At the western edge of the Carrizo Plain about 9 miles south by southwest of Simmler. 609 Comment
  CAS-BOT-BC38234  Caulanthus anceps Ernest C. Twisselmann 1955-3-22 1740 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Low hills on east shore of Soda Lake, Carissa Plains. 594 Comment
  POM203587  Caulanthus anceps I. L. Wiggins 1932-3-21 s.n. San Luis Obispo Near junction of Carrizo Plain road with Bitterwater Valley Road. 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
  SBBG114009  Caulanthus californicus D. D. Keck 1935-4-10 3153 San Luis Obispo 15 mi S of Soda Lake 609 Comment
  UC599231  Caulanthus californicus Frank W. Peirson 1938-4-12 12387 San Luis Obispo roadside in upper Cuyama Valley (in extreme se corner of county); in upper Cuyama Valley Comment
  SBBG109399  Caulanthus coulteri C. B. Hardham 1965-3-3 12531 San Luis Obispo opposite Don Luis Gate, Santa Margarita Rd Comment
  UC55200  Caulanthus coulteri var. lemmonii Geo. B. Grant 1903-5-1 5400 San Luis Obispo Paso Robles Comment
  UC310654  Caulanthus coulteri var. lemmonii Philip A. Munz 1926-4-8 10150 San Luis Obispo 32 mi e Paso Robles; e of Paso Robles Comment
  OBI77752  Caulanthus inflatus G. F. Hrusa 1998-3-28 14190 San Luis Obispo Carrizo Plain Natural Area. Above headwaters of Bitterwater crk. Hills immed. S of Elkhorn Grade Rd at S end of Carrizo Plain. USGS Quad Ballinger Cyn 7.5 840 Comment
  UCD114569  Caulanthus inflatus G. F. Hrusa 1998-3-28 14186 San Luis Obispo San Luis Obispo County: South Coast Ranges. Carrizo Plain Natural Area. Above headwaters of Bitterwater Ck. Hills immed. S of Elkhorn Grade Road. 840 Comment
  OBI14893  Caulanthus lasiophyllus Robert F. Hoover 1950-4-14 7835 San Luis Obispo N end of Elkhorn Plain Comment
  OBI33276  Caulanthus lasiophyllus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15720 San Luis Obispo Pennington Crk Bio Reserve, W of San luis Obispo Comment
  CAS-BOT-BC40389  Caulanthus lasiophyllus Lyman Benson 1937-4-4 8101 San Luis Obispo Temblor Mountain Range. East of Simmler, Carissa Plains. 457 Comment
  OBI81169  Caulanthus lemmonii M. Beyers, D. Gallagher 2015-4-30 1135 San Luis Obispo Vicinity of Cholame- Cholame Valley. North of the Highway 46 and Highway 41 junction, immediately west of Davis Road. 359 Comment
  UCR121973  Ceanothus cuneatus George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast, Cuesta Ridge northwest of US-101 and the city of San Luis Obispo 671 Comment
  CAS-BOT-BC49002  Ceanothus cuneatus Ernest C. Twisselmann 1968-5-13 14204 San Luis Obispo Head of Cammatta Canyon at the Cottingham place 609 Comment
  CDA17931  Ceanothus cuneatus Austin Griffiths, G. F. Hrusa 1987-4-29 18158 San Luis Obispo Montana de Oro State Park; East border of second sand roadway from beach just east of berm. 0 Comment
  CDA17942  Ceanothus cuneatus Austin Griffiths 1987-4-29 18170 San Luis Obispo Cuesta Ridge; Just down 0.1 mi from coll. 18169, at Target Range road junct . 0 Comment
  UC1070928  Ceanothus cuneatus var. cuneatus T. M. Hendrix 1937-4-14 5 San Luis Obispo 5.25 mi w Pozo; Pozo quad 548 Comment
  UC310793  Ceanothus cuneatus var. cuneatus Philip A. Munz 1925-3-24 9230 San Luis Obispo Morro Creek 152 Comment
  UCD123860  Ceanothus cuneatus var. fascicularis D. O. Burge 2007-4-24 885 e San Luis Obispo San Luis Obispo Co.: Montana de Oro State Park, near Hazard Canyon, ~ 50 m west of Pecho Valley Road, parking 2.4 road miles (3.8 km) west of downtown Los Osos (intersection of Los Osos Valley Road and 10th Street) via Los Osos Valley Road and Pecho Valley Road, 3.25 km 247 deg. (True) WSW of Los Osos. 100 Comment
  OBI69639  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18158 San Luis Obispo Montana de Oro State park; E border of second sand roadway from beach just E of berm Comment
  UCSB9630  Ceanothus cuneatus var. fascicularis Rankine, Jane 1965-4-10 San Luis Obispo U.S. Highway 466, 7.3 miles W of Atascadero; Santa Lucia Mountain Range. Comment
  SBBG116854  Ceanothus cuneatus var. ramulosus E. Painter, M. Wetherwax 2001-5-15 SLO 193 San Luis Obispo near rd to Primera and La Trinidad mines, 0.65 rd mi from Chorro Reservoir; Camp San Luis Obispo 320 Comment
  UCD123597  Ceanothus cuneatus var. ramulosus D. O. Burge 2007-4-17 847 e San Luis Obispo San Luis Obispo Co: Irish Hills Natural Reserve, on hill bordered to the north by Prefumo Canyon, and to the south by Froom Creek, accessed via foot trail (~ 1.6 miles via Mariposa Trail and Morro View Trail), parking at trail head 2.3 road miles (3.7 km) northwest of Hwy 101 via Osos Valley Road and Prefumo Canyon Road, 12.1 km 121 deg. (True) ESE of Los Osos. 310 Comment
  OBI10370  Ceanothus cuneatus var. ramulosus Robert J. Rodin 1957-5-5 6138 San Luis Obispo 1/2 me W of Cuesta Pass Comment
  OBI10262  Ceanothus cyaneus R. E. Vargas 1966-5-8 34 San Luis Obispo Cultivated at Cal Poly campus Comment
  UC1070584  Ceanothus dentatus R. St. John 1932-3-10 275 San Luis Obispo La Panza. La Panza quad., Santa Barbara Nat. For. 1097 Comment
  OBI26595  Ceanothus foliosus var. medius Lyda W. Edge 1972-5-9 164 San Luis Obispo Cuest rd near TV station, Santa Lucia Mts Comment
  SEINET12210807  Ceanothus foliosus var. medius W. Knight, Knight, I. 1982-1 4661 San Luis Obispo Tilden Botanic Garden, Berkeley Comment
  UC1392949  Ceanothus hearstiorum R. F. Hoover 1968-4-20 11066 San Luis Obispo mesa summit S of Arroyo de la Cruz Comment
  OBI10488  Ceanothus impressus Robert F. Hoover 1948-2-8 7413 San Luis Obispo 4 mi W of Nipomo Comment
  SBBG49054  Ceanothus impressus var. nipomensis J. Copeland 1974-3-10 1054 b San Luis Obispo Gates' property, Grand View Mesa, Nipomo Comment
  SBBG49056  Ceanothus impressus var. nipomensis J. Copeland 1974-2-17 1054 a San Luis Obispo Gates' property, Grand View Mesa, Nipomo Comment
  RSA25688  Ceanothus impressus var. nipomensis Carl B. Wolf 1941-7-11 10977 San Luis Obispo Nipomo Mesa, 3 miles NW of Nipomo. 61 Comment
  SBBG104447  Ceanothus leucodermis M. D. Proctor, E. A. Young 1993-4-11 ROB 341 San Luis Obispo 2 km S of Twin Bridges; Camp Roberts Comment
  UC1276243  Ceanothus leucodermis R. F. Hoover 1957-4-22 8382 San Luis Obispo Summit between Moreno Canyon and Calf Canyon Comment
  OBI10418  Ceanothus maritimus Robert F. Hoover 1950-3-5 7767 San Luis Obispo Arroyo de la Cruz (just S of ) Comment
  SBBG48480  Ceanothus oliganthus var. sorediatus L. W. Edge 1974-6-11 468 San Luis Obispo Santa Rita Cyn Rd Comment
  UC455425  Ceanothus oliganthus var. sorediatus E. P. Unangst 1907-4-3 San Luis Obispo Cuesta Comment
  OBI75657  Ceanothus oliganthus var. sorediatus Aart C. deVos 1963-4-20 67 San Luis Obispo Cuesta Ridge Comment
  UCD112334  Ceanothus oliganthus var. sorediatus R. S. Woglum 1940-4-11 2584 San Luis Obispo San Luis Obispo County: East-central part of county, La Panza. Comment
  UCD112336  Ceanothus oliganthus var. sorediatus R. S. Woglum 1941-4-26 2979 San Luis Obispo San Luis Obispo County: La Panza to Pozo. Comment
  UC455335  Ceanothus papillosus California Polytechnic School Mar., 1905 48 San Luis Obispo Prefumo Canyon Comment
  OBI23346  Ceanothus papillosus J. T. Arnold 1965-4-11 53 San Luis Obispo S 1/2 of sec 11 T 31S R11E Comment
  RSA175243  Ceanothus papillosus var. roweanus Robert F. Thorne, Percy C. Everett 1963-4-20 31606 San Luis Obispo On Cuesta Ridge, about 4 miles SE of Cuesta Summit. 854 Comment
  UC570011  Ceanothus spinosus B. Bolt 1936-3-12 613 San Luis Obispo 1 mi ene Cerro Romauldo; San Luis Obispo Quad. 152 Comment
  OBI10496  Ceanothus thyrsiflorus var. griseus Robert F. Hoover 1960-4-9 8520 San Luis Obispo Mouth of Coon Crk Comment
  OBI31973  Centaurea melitensis David J. Keil 1981-6-20 14921 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI66869  Centaurea melitensis David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29600 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
  OBI19893  Centaurea melitensis Walter F. Chesebro 1978-5-26 250 R San Luis Obispo At Montana de Oro State Park Comment
  OBI17623  Centaurea solstitialis Kamran Alavi 1977-8-12 23 San Luis Obispo Foothll Blvd, SLO Comment
  CAS-BOT-BC288665  Centromadia fitchii R. F. Hoover 1965-9-19 9593 San Luis Obispo 2 miles E of Santa Margarita Comment
  UC174173  Centromadia parryi subsp. congdonii Katharine Brandegee 1912-9-29 San Luis Obispo Lagoon at San Luis Obispo Comment
  OBI56417  Centromadia pungens subsp. pungens David J. Keil 1999-9-19 s.n. San Luis Obispo San Luis Obispo. Vacant lot at corner of High St. and Walker Comment
  CAS-BOT-BC388380  Cerastium glomeratum Ernest C. Twisselmann 1969-4-24 15205 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  UC1127835  Cercocarpus betuloides var. betuloides H. C. Lee 1936-5-14 620 San Luis Obispo 1/2 mi s of Loma Pelona School 274 Comment
  CAS-BOT-BC135406  Cercocarpus betuloides var. betuloides R. F. Hoover 1946-8-17 6296 San Luis Obispo Upper Arroyo Grande 5 mi. above County Park. Comment
  CAS-BOT-BC135408  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-4-15 8738 San Luis Obispo Just west of Cuesta Pass summit, on north slope. Comment
  CAS-BOT-BC137169  Cercocarpus betuloides var. betuloides R. F. Hoover 1946-8-17 6296 San Luis Obispo Upper Arroyo Grande 5 mi above County Park Comment
  OBI10204  Cercocarpus montanus var. glaber Robert J. Rodin 1957-4-9 6135 San Luis Obispo One half mi W of summit of cuesta grade summit, 3 mi N of San Luis Obispo Comment
  OBI79169  Chaenactis glabriuscula David J. Keil, with Matt Ritter, Dan Sinton, et al. 2012-4-12 31257 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road 526 Comment
  OBI27329  Chaenactis glabriuscula var. glabriuscula Robert L. Allen, Nancy E. Arnold 1981-4-26 237 San Luis Obispo Chaparral area burned on 31 July, 1980. CDF fire no. 53-265. 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza mts 305 Comment
  OBI33835  Chaenactis glabriuscula var. glabriuscula Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1081 San Luis Obispo hwy 166, 12.4 mi E of turnoff to Spanish ranch 518 Comment
  RSA355802  Chaenactis glabriuscula var. lanosa R. F. Thorne 1968-6-7 37778 San Luis Obispo Jack Lake, sandy flat area back of dunes near lake, 3 miles south of Oceano. Comment
  SBBG13998  Chaenactis glabriuscula var. lanosa E. R. Blakley 1962-5-23 5141 San Luis Obispo Union Oil Co, Coke Plant entrance, off Hwy 1, W end of Nipomo Mesa 41 Comment
  SEINET7081584  Chaenactis glabriuscula var. lanosa A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 11.7 miles east of Arroyo Grande on the Huasna Road. Coordinate Datum: NAD27. UTM Zone 10, 736214mE, 3889887mN. Comment
  CAS-BOT-BC277614  Chaenactis glabriuscula var. lanosa Eben McMillan 1952-4-26 59 San Luis Obispo Gillis Canyon, 2 mi. S., 4 mi. E. Shandon Comment
  CAS-BOT-BC277648  Chaenactis glabriuscula var. megacephala R. F. Hoover 1967-3-27 10272 San Luis Obispo North side of lower Cuyama Valley Comment
  UC1285234  Chaenactis stevioides R. F. Hoover 1949-5-1 7639 San Luis Obispo summit of Cottonwood Pass Comment
  UC1285248  Chaenactis stevioides R. F. Hoover 1952-5-24 8202 San Luis Obispo toward w end of ridge Caliente Mt. Comment
  CAS-BOT-BC426306  Chenopodium album R. F. Hoover 1964-8-13 9235 San Luis Obispo Mouth of Morro Creek Comment
  OBI17251  Chenopodium album Robert F. Hoover 1964-8-13 9238 San Luis Obispo Mouth of Morro Crk Comment
  SBBG118343  Chenopodium californicum E. Painter, M. Wetherwax, J. Greenhouse 2001-4-16 CR 183 San Luis Obispo near boundary rd at S end of installation, above San Marcos Crk, N of San Marcos Rd; Camp Roberts 280 Comment
  UCR101031  Chenopodium californicum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3235 San Luis Obispo Soda Lake Rd, 6.6 mi. NW of jct with Calif. hwy 33 (roughly west of Maricopa). 671 Comment
  OBI66663  Chenopodium californicum D. R. Miller 1997-6-22 697 -666 San Luis Obispo Pine Mt. Region. 366 Comment
  SDSU19710  Chenopodium littoreum Nuri Benet-Pierce, John P Pierce 2010-6-4 297 San Luis Obispo Growing on the road on deep sand at the Nipomo-Dunes National Wildlife Refuge, Guadalupe, California 14 Comment
  SEINET4182697 Image available Chenopodium littoreum George K. Helmkamp, E. A. Helmkamp 1999-5-22 4887 San Luis Obispo Los Osos; north of the corner of Buckskin Dr. & Martingale streets. 61 Comment
  OBI82350  Chenopodium macrospermum David J. Keil 2015-9-23 33410 San Luis Obispo San Luis Obispo. Dry bed of Laguna Lake 35 Comment
  OBI81294  Chenopodium murale George Procida, Taylor Wigglesworth 2015-5-6 13 San Luis Obispo Los Osos at intersection of Humboldt Street and Howard Avenue. Comment
  OBI17234  Chenopodium pratericola Robert F. Hoover 1969-7-12 11450 San Luis Obispo Salinas River bed at Paso Robles Comment
  SBBG99068  Chenopodium rubrum C. F. Smith 1965-11-7 9121 a San Luis Obispo W of Oso Flaco Lake Comment
  CAS-BOT-BC231760  Chilopsis linearis Ernest C. Twisselmann 1963-8-23 8880 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI19518  Chlorogalum pomeridianum David J. Keil, V. L. Holland 1979-5-30 13101 San Luis Obispo Just outside of San Luis Obispo City limit on E side of Orcutt Rd Comment
  UCR41868  Chlorogalum purpureum var. reductum C. F. Smith 1950-5-4 2756 San Luis Obispo Along road between Creston and Simmle, north of La Panza Public Camp. 500 Comment
  OBI27373  Chondrilla juncea Robert L. Allen Jan-78 A 500 San Luis Obispo San Luis Obispo, near interx of Madonna and Los Osos Valley rds. In backyard of private residence at 1351 Royal Way #13 Comment
  OBI79889  Chondrilla juncea David J. Keil 2011-11-26 31196 San Luis Obispo Highway 58 west of junction with Highway 229. Lower part of Calf Canyon 370 Comment
  CAS-BOT-BC178924  Chorizanthe angustifolia R. F. Hoover 1964-7-11 9179 San Luis Obispo 3 mi NW of Nipomo Comment
  RSA0077152  Chorizanthe angustifolia Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3201 San Luis Obispo Montana de Oro State Park: Along path from parking lot at end of Sand Spit Rd. to beach, approx. 100 yards from parking lot. 38 Comment
  RSA687503  Chorizanthe angustifolia G. Fred Hrusa, D. Ragan 1998-7-12 14760 San Luis Obispo Dunes immed. W of intersection of Callendar Rd. and Hwy 1. uncommon in back dunes; 24 Comment
Read comments
Aug 31 2006
  SBBG80790  Chorizanthe angustifolia C. F. Smith 1974-5-8 10723 San Luis Obispo Dune Lakes S of Oceano Comment
  SEINET4854865  Chorizanthe biloba Katharine Brandegee 1911-1 s.n. San Luis Obispo Paso Robles, in the Coast Ranges. Comment
  CAS-BOT-BC178971  Chorizanthe biloba Ernest C. Twisselmann 1963-6-9 8389 San Luis Obispo Hills at the summit of Palo Prieta Canyon. Temblor Range and the Western San Joquin Valley 678 Comment
  CAS-BOT-BC178981  Chorizanthe biloba R. F. Hoover 1946-6-2 6128 San Luis Obispo La Panza District, E of pine belt, not far from San Juan River, quite near La Panza Ranch Comment
  SBBG1390  Chorizanthe biloba var. biloba C. B. Hardham 1958-6-17 2245 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  RSA142433  Chorizanthe breweri Clare B. Hardham 1960-6-3 5989 San Luis Obispo Between San Luis Obispo and Santa Margarita 610 Comment
  OBI66502  Chorizanthe diffusa David J. Keil 1985-6-19 18878 San Luis Obispo Hills S of Los Osos Comment
  UC188750  Chorizanthe diffusa M. K. Curran 1885-1 San Luis Obispo San Luis Obispo Comment
  CHSC64125  Chorizanthe douglasii B. Castro; L. Archambault 1989-4-14 298 San Luis Obispo Ca 5 mi NE of bed of Herhuero Creek, in rolling open, grassy hills. On steep S-facing hillside in bare spots. 365 Comment
  CAS-BOT-BC256952  Chorizanthe membranacea R. F. Hoover 1966-4-20 9822 San Luis Obispo 4 mi. e. of Creston on road toward La Panza Comment
  OBI30869  Chorizanthe obovata Julie M. Vanderwier 1979-6-26 177 San Luis Obispo Indian Knob Tar Sands Comment
  SEINET3132308  Chorizanthe obovata K. Brandegee 1911-1 84 San Luis Obispo Price Canyon Comment
  SEINET4854866  Chorizanthe obovata Katherine Brandegee 1911-1 84 San Luis Obispo Price Canyon, near the coast. Comment
  UC72685  Chorizanthe obovata Miss M. Alice King June, 1895 San Luis Obispo Arroyo Grande Comment
  OBI62548  Chorizanthe palmeri Bernard Miossi 1939-6-21 106 San Luis Obispo 1 mi N of San Luis Obispo on hwy 101 64 Comment
  UC771751  Chorizanthe palmeri R. F. Hoover 1946-8-3 6250 San Luis Obispo w Laguna (summit of San Luis Range above Perfumo Canyon (Prefumo Canyon)); summit San Luis Range above Perfumo Canyon Comment
  UC101517 Image available Chorizanthe pungens var. nivea K. Curran 1885-7-1 San Luis Obispo mountains near San Luis Obispo; ; mountains near San Luis Obispo Comment
  UC1294050  Chorizanthe rectispina Clare B. Hardham 1959-6-19 4843 San Luis Obispo Atascadero Santa Lucia Mountains (Santa Barbara Road) Comment
  UC2027096  Chorizanthe spinosa Greg Wilvert 2005-5-30 447 San Luis Obispo Southeast Half of Caliente Range: Padrones Canyon Comment
  UC849139  Chorizanthe staticoides Ynez Whilton Winblad 1933-6-27 San Luis Obispo Atascodero- Morro Road; Atascodero-Morro Road Comment
  CAS-BOT-BC255263  Chorizanthe staticoides Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9441 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with Sate Highway #178 Comment
  RSA488727  Chorizanthe staticoides James L. Reveal, Clare B. Hardham 1988-5-26 6915 San Luis Obispo La Panza Range, Los Padres National Forest, NW of Black Mountain along Indian Creek S of U S Forest Service Road 28S02 S of Wilson Corner, 13 air miles ENE of Santa Margarita. 473 Comment
  UC1296124  Chorizanthe staticoides R. F. Hoover 1949-5-15 7693 San Luis Obispo on La Panza Road 18 mi e Creston; e of Creston Comment
  UC1543902  Chorizanthe uniaristata B. Ertter and J. L. Strachan 1980-5-15 3408 San Luis Obispo s side Highway 58 0.6 mi e San Juan Creek (Syncline Hill grade w of Carrizo Plain); e of San Juan Creek, w of Carrizo Plain 548 Comment
  CAS-BOT-BC247879  Chorizanthe watsonii R. F. Hoover 1950-5-6 7889 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  UC1296126  Chorizanthe xanti R. F. Hoover 1949-6-4 7751 San Luis Obispo at San Juan River on Pozo- Simmler Road; San Juan River Comment
  CAS-BOT-BC255369  Chorizanthe xanti var. xanti D. E. Breedlove 1962-5-12 2776 San Luis Obispo 20.0 miles west of New Cuyama on State Highway 166, northern edge of Cuyama Valley 548 Comment
  SBBG105301  Chorizanthe xanti var. xanti C. B. Hardham 1991-6-28 12233 San Luis Obispo dirt rd to Cuyama Valley, ca. 2-3 mi below Caliente Mtn ridge Comment
  UCR132049  Chrysanthemum coronarium George K. Helmkamp 2003-7-31 8062 San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  OBI79572  Cicuta douglasii David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31393 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  UC1276306  Cirsium occidentale var. californicum R. F. Hoover 1964-6-5 8932 San Luis Obispo w of upper Lopez Canyon Comment
  OBI81549  Cirsium occidentale var. occidentale Jill M. Bushakra 2000-5-3 19 b San Luis Obispo Montana de Oro State Park. Sandy soil along trail to Sandspit Beach. 30 Comment
  UC573202  Cirsium occidentale var. venustum G. T. Nordstrom 1937-6-18 1357 San Luis Obispo 3 mi ne of Lime Mountain 304 Comment
  CAS-BOT-BC280123  Cirsium occidentale var. venustum Ernest C. Twisselmann 1956-5-28 2863 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon 640 Comment
  OBI79033  Cirsium vulgare David J. Keil 2013-8-22 31905 San Luis Obispo Morro Bay State Park. Between 1743 and 1800 Turri Road (from 35.330341 deg. , -120.812458 deg. to 35.327170 deg. , -120.808337 deg. ) 9 Comment
  CAS-BOT-BC285848  Cirsium vulgare Clare B. Hardham 1958-9-22 3977 San Luis Obispo Santa Lucia Mountains. Cuesta Comment
  OBI66410  Clarkia amoena subsp. whitneyi David J. Keil, with Dave Hacker 2005-6-24 30390 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  UC2027056  Clarkia cylindrica Greg Wilvert 2005-5-11 398 San Luis Obispo Southeast Half of the Caliente Range: 100 m NW of Semper Spring Comment
  OBI74650  Clarkia modesta David J. Keil 1987-5-6 20136 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  UC1071911  Clarkia prostrata H. and M. Lewis 1950-6-10 713 San Luis Obispo 6.7 mi n San Simeon (Hwy. 1, about 5 mi n of Piedras Blancas) Comment
  UCR122480  Clarkia purpurea George K. Helmkamp, E. A. Helmkamp 2001-5-2 6633 San Luis Obispo La Panza Range, Calif. Hwy 58, 11.2 miles east of Santa Margarita 488 Comment
  RSA43084  Clarkia purpurea subsp. quadrivulnera Robert F. Hoover 1947-4-25 7065 San Luis Obispo 2 miles south of Arroyo Grande. Comment
  SEINET4145652  Clarkia purpurea subsp. quadrivulnera R. Summers 1883-5-25 2001 San Luis Obispo Coast Hills Comment
  UC54877  Clarkia purpurea subsp. quadrivulnera Mrs. R. W. Summers June 1882 San Luis Obispo Santa Margarita Valley Comment
  CAS-BOT-BC165238  Clarkia similis Clare B. Hardham 1962-5-6 10 -075 San Luis Obispo Franklin Creek west of Adelaida Comment
  OBI12084  Clarkia speciosa Robert F. Hoover 1946-6-2 6123 San Luis Obispo Mariana Crk, E side of La Panza Range Comment
  JEPS43841  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-17 36 San Luis Obispo 3 mi s Edna; Price Canyon 60 Comment
  JEPS43749  Clarkia speciosa subsp. immaculata Rhoda Reed 1916-5-21 San Luis Obispo Cavitas Canyon San Luis Obispo Comment
  UC149943  Clarkia speciosa subsp. speciosa Katharine Brandegee 1911-7-12 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC165351  Clarkia speciosa subsp. speciosa Chester Dudley 1935-1-1 s.n. San Luis Obispo San Marcos Creek, Santa Lucia Mts. Comment
  CDA19995  Clarkia unguiculata J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area. Los Padres National Forest, Cuesta Ridge East 0 Comment
  UC1122469  Clarkia unguiculata C. A. Graham 1939-5-19 572 San Luis Obispo 1/2 mi e Tajea Spring; Los Padres National Forest, Branch Mt. Quadrangle Comment
  CAS-BOT-BC165577  Clarkia unguiculata David D. Keck 1934-4-26 2826 San Luis Obispo 4.1 mi. W. of La Panza Comment
  CAS-BOT-BC165587  Clarkia unguiculata Clare B. Hardham 1959-5-6 4411 San Luis Obispo Intersection Nacimiento Dam Rd and Rd. to Pleyto Comment
  OBI37893  Claytonia exigua subsp. exigua David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18600 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
  SBBG46833  Claytonia exigua subsp. exigua L. W. Edge 1973-4-9 266 San Luis Obispo near summit of See Cyn Rd Comment
  OBI82383  Claytonia parviflora David J. Keil, with George Butterworth 2016-2-25 33466 San Luis Obispo Chorro Creek Ecological Reserve, east of San Luisito Creek Road between Highway 1 and San Luisito Creek Comment
  POM262090  Claytonia parviflora I. L. Wiggins 1929-4-13 3439 San Luis Obispo roadside 1.5 miles S of Atascadero Comment
  SBBG93646  Claytonia parviflora subsp. parviflora S. A. Junak 1990-5-1 4283 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  UC524104  Claytonia parviflora subsp. parviflora Ira L. Wiggins 1932-3-21 5802 San Luis Obispo between Cholame and Annette; Bitterwater Comment
  UC454258  Claytonia perfoliata subsp. perfoliata I. J. Condit 1908-1-22 San Luis Obispo Calif. Poly. School Comment
  CAS-BOT-BC92706  Clematis ligusticifolia Ernest C. Twisselmann 1954-6-27 1406 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Horseshoe Canyon, central Temblor Mountains. 853 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
  OBI80671  Collinsia heterophylla David J. Keil 1992-4-12 22846 San Luis Obispo Laguna Lake City Park 170 Comment
  OBI9597  Collinsia heterophylla A. Ahmad 1963-5-26 46 San Luis Obispo Poly Canon Comment
  UC1032602  Collinsia sparsiflora var. collina G. T. Nordstrom 1937-4-7 1054 San Luis Obispo 0.8 mi. n.w. Chimney Rock; Adelaida Quad. Comment
  RSA141068  Collomia heterophylla Clare B. Hardham 1960-5-5 5610 San Luis Obispo Pine Mountain. Santa Lucia Mountains 762 Comment
  CAS-BOT-BC435167  Conicosia pugioniformis Albert M. Vollmer 1950-6-6 s.n. San Luis Obispo Sand dunes near Pismo Beach Comment
  OBI29112  Conium maculatum Karen Symonds 1982-7-17 16 San Luis Obispo Montana de Oro State Park, along Coon Crk trl Comment
  CAS-BOT-BC286203  Conyza canadensis R. F. Hoover 1965-10-6 9710 San Luis Obispo Parkhill district Comment
  UCR115815  Cordylanthus maritimus subsp. maritimus George K. Helmkamp, E. A. Helmkamp 2000-6-15 5686 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
Read comments
Jun 16 2008
  RSA537656  Cordylanthus rigidus subsp. rigidus L. R. Heckard 1971-9-27 2833 San Luis Obispo Just west of Cuesta Pass on road to TV tower. 549 Comment
  CAS-BOT-BC287799  Coreopsis bigelovii Lewis S. Rose 1936-3-18 36063 San Luis Obispo Cuyama Valley, 45 miles W of Maricopa 609 Comment
  CAS-BOT-BC287804  Coreopsis bigelovii Eben McMillan 1957-4-17 34 -18 San Luis Obispo At the foot of Caliente Mt, southern Carrisa Plains 838 Comment
  UC577121  Coreopsis calliopsidea Alice Eastwood and John Thomas Howell 1935-3-25 2033 San Luis Obispo w side of Cottonwood Pass Comment
  CAS-BOT-BC287051  Coreopsis calliopsidea Ernest C. Twisselmann 1954-4-17 1077 San Luis Obispo Temblor Range and the Western San Joaquin Valley. [Sandiago] Joe's Spring, 8 miles E of Simmler 762 Comment
  JEPS108377  Coreopsis calliopsidea David Gowen 2005-4-17 253 San Luis Obispo Elkhorn Road (dirt). On the south side of dirt side road (which reaches summit?). Comment
  UC1285424  Coreopsis douglasii R. F. Hoover 1950-3-28 7769 San Luis Obispo Poly Canyon San Luis Obispo, Poly Canyon 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
  OBI16657  Corethrogyne filaginifolia Robert F. Hoover 1966-9-13 10017 San Luis Obispo Cambria Comment
  OBI6164  Corethrogyne filaginifolia D. Waive Stager 1972-8-14 28 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  SBBG82963  Corethrogyne filaginifolia C. F. Smith 1965-11-7 9119 San Luis Obispo W of Oso Flaco Lake, N of Guadalupe Comment
  CAS-BOT-BC101414  Corethrogyne filaginifolia W. R. Dudley 1905-1-2 s.n. San Luis Obispo Chrome Mine Road Comment
  CAS-BOT-BC210350  Cornus sericea Marcus E. Jones 1882-5-8 2736 San Luis Obispo Bryson Comment
  UCR115773  Cornus sericea subsp. occidentalis George K. Helmkamp, E. A. Helmkamp 2000-4-20 5398 A San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  OBI32295  Cortaderia selloana David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15675 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  CAS-BOT-BC291456  Cotula coronopifolia Herman Knoche 1919-9-30 2383 San Luis Obispo Pismo Beach Comment
  OBI31133  Cotula coronopifolia Julie M. Vanderwier 1979-9-8 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI35334  Cotula coronopifolia Melody Dickens 1981-3-20 65 San Luis Obispo Morro rock, Morro Bay. Growing around base Comment
  SBBG25418  Cotula coronopifolia L. E. Allen 1966-8-24 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC291458  Cotula coronopifolia Clare B. Hardham 1957-4-19 1680 San Luis Obispo Dry Lake, Santa Rita Ranch near York Mt., Santa Lucia Mountains Comment
  OBI19532  Crassula Dee Dee Stevens 1968-2-27 28 San Luis Obispo Perfumo Cyn - 2 mi on Perfumo Cyn rd at the side of the rd in front of a fence in front of a small house Comment
  OBI33083  Crassula aquatica David J. Keil 1983-4-23 16949 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI57560  Crassula aquatica David J. Keil 1998-4-20 26865 San Luis Obispo Nacimiento lake road, 1.5 miles north of gateway drive. Comment
  OBI63099  Crassula aquatica David J. Keil 2002-4-4 29787 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Margarita and east of US 101. Vicinity of 35.4035 deg. N, 120.6199 deg. W 305 Comment
  SBBG114844  Crassula aquatica C. B. Hardham 1957-5-1 1879 San Luis Obispo Estrella plains between bridge and airport Comment
  CDA26371  Crepis capillaris David J. Keil 2003-8-23 30282 San Luis Obispo Arroyo Grande. Lawn area in ornamental plantings around Wal-Mart Shopping Center (1168 West branch Street, Arroyo Grande). Comment
  OBI68364  Crepis capillaris David J. Keil 2003-8-23 30282 San Luis Obispo Arroyo Grande. Lawn area in ornamental plantings around Wal-Mart Shopping Center (1168 W Branch Street, Arroyo Grande). Vicinity of 35.1277 deg. N x 120.5974 deg. W 49 Comment
  SBBG34942  Crocanthemum scoparium Mrs. R. W. Summers 1882-6-8 San Luis Obispo Santa Lucia Mtns Comment
  JEPS90836  Crocanthemum scoparium var. vulgare Dean William Taylor 1971-4-24 1010 San Luis Obispo on Cuesta Ridge Cuesta Ridge 396 Comment
  RSA216858  Croton californicus Robert F. Hoover 1966-10-5 10109 San Luis Obispo Nipomo Mesa south of Black Lake Canyon. Comment
  SBBG34874  Croton californicus Mrs. R. W. Summers 1886-10-8 San Luis Obispo Morro sand beach Comment
  OBI14362  Croton setiger Eben McMillan 1953-6-16 151 San Luis Obispo Choice Valley roadside. 2 mi S and 9 mi E of Shandon Comment
  OBI65193  Croton setiger Greg Wilvert 2005-7-20 497 San Luis Obispo SE Half of the Caliente Range. 1.1 km NW of Semper Spring 927 Comment
  OBI78039  Croton setiger David J. Keil 1981-6-20 14919 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI70761  Crypsis schoenoides D. R. Miller, E. A. Appel 2008-8-16 708 .871 San Luis Obispo Along steambed in Arroyo de la Cruz. Approx 3 mi down stram from Chil camp (Hearst Ranch) Comment
  JEPS13184  Cryptantha circumscissa Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5132 San Luis Obispo 14 mi s Shandon (tributary of San Juan Creek, upper part of Commatti Canyon); Commatti Canyon, San Juan Creek 396 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
  UC1063940  Cryptantha clevelandii B. Bolt 1936-3-11 612 San Luis Obispo 1.25 mi se Mouth of Osos Creek; Cayucos Quad. 30 Comment
  UC280357  Cryptantha clevelandii Rev. R. W. Summers 598 San Luis Obispo San Luis Mt. Comment
  UCR91696  Cryptantha clevelandii George K. Helmkamp 1996-5-27 1085 San Luis Obispo Central Coast, Los Osos, northeast of the corner of Martingale Avenue and Buckskin Drive 61 Comment
  OBI4116  Cryptantha clevelandii Donald Myrick 1971-4-8 2203 San Luis Obispo On Nipomo Mesa W of Nipomo Comment
  CDA15105  Cryptantha flaccida G. F. Hrusa 1998-3-28 14188 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Above headwaters of Bitterwater Ck. Hills immed. S of Elkhorn Grade Rd. at S end of Carrizo Plain 3 mi. N of Hwy 166 intersection. Comment
  UC2027125  Cryptantha flaccida Greg Wilvert 2005-4-2 93 San Luis Obispo Southeast Half of Caliente Range: 100 m SW of Wells Spring Comment
  CDA15157  Cryptantha intermedia G. F. Hrusa 1998-4-26 14264 San Luis Obispo Temblor Range; Carrizo Plain Natural Area. N end of Elkhorn Plain. Comment
  RSA0039709  Cryptantha intermedia LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6512 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  SBBG109602  Cryptantha intermedia C. B. Hardham 1971-4-24 18034 San Luis Obispo American Cyn near cmpgrd Comment
  OBI32036  Cryptantha leiocarpa David J. Keil, Eric Wise 1981-5-25 14756 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI20778  Cryptantha microstachys Robert F. Hoover 1967-4-12 10435 San Luis Obispo Upper Arroyo Grande Comment
  OBI74294  Cryptantha microstachys Theo Fitanides, Anthony Baniaga 2010-4-10 92 San Luis Obispo Tierra Redonda Mtn BLM ACEC 463 Comment
  RSA0042099  Cryptantha microstachys LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6338 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
  SBBG11813  Cryptantha microstachys C. B. Hardham 1957-4-27 1788 San Luis Obispo hills W side of Carissa Plains Comment
  OBI62724  Cryptantha muricata Lynne Dee Althouse 2007-4-20 182 San Luis Obispo Santa Margarita Ranch Comment
  RSA0079275  Cryptantha muricata var. muricata G. Fred Hrusa 1995-5-29 12326 San Luis Obispo Summit of N facing slope approx. 1.25 m. NW of 101 on main ridge NW of Cuesta Pass. 500 Comment
  SDSU20783  Cryptantha muricata var. muricata Michael G. Simpson, Matt Ritter 2013-5-1 3732 San Luis Obispo Rocky ridge, north of hiking trail, Reservoir Canyon, 2.6 miles east of Junction Hwys 101 and 1 in San Luis Obispo. 252 Comment
  OBI20790  Cryptantha nemaclada Robert F. Hoover 1953-5-17 8314 San Luis Obispo "Skunk Well" cyn near Marianas ranch, Temblor range Comment
  OBI54382  Cryptantha pterocarya George Butterworth 1995-5-22 82 San Luis Obispo Carrizo Plain Natural Area. T11N, R27W, S16. 100' SE of top of peak 1545 Comment
  OBI62987  Cryptantha sparsiflora D. R. Miller 1989-4-14 489 -2 San Luis Obispo Between Pine mt and Rocky Butte; +/- 1 mi N of Rocky Butte lookout tower 884 Comment
  JEPS35271  Cucurbita foetidissima R. F. Hoover 1947-7-19 7321 San Luis Obispo n. edge Santa Maria Valley (near Nipomo-Guadalupe rd.) Comment
  CAS-BOT-BC80885  Cupressus sargentii Alice Eastwood 1928-5-17 15114 San Luis Obispo above Chorro Cr. Comment
  SEINET10867004  Cupressus sargentii Carl B. Wolf 1934-11-4 Wolf 2173 San Luis Obispo Santa Lucia Mountains, Northeast of Pine Mountain, near dude ranch. Upper sonoran:- Digger pines. Sun. Dec. serpentine. Probably section 27, T 25 S, R 8 E, large grove on headwaters of Tobacco Creek. This grove consists mainly of small sized trees. This is rather a large grove on the Northeast side of Pine Mountain, and is probably the same as sometimes given as Tobacco or Little Burnett Creek groves. 760 Comment
  OBI30865  Cuscuta californica Julie M. Vanderwier 1979-8-3 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC215933  Cuscuta californica R. F. Hoover 1965-9-19 9595 San Luis Obispo 2 miles est of Santa Margarita Comment
  OBI33101  Cylindropuntia prolifera David J. Keil 1983-9-10 17963 San Luis Obispo Valley between Arroyo de la Cruz and Arroyo de los ChinosApparent site of old habitation Comment
  OBI20822  Cynoglossum grande Robert F. Hoover 1949-5-3 7657 San Luis Obispo Summit at head of See Cyn, San Luis Range Comment
  OBI35115  Cyperus erythrorhizos Eric Wise 1983-10-25 1866 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Beck Lake. Approx 1 mi S of Creston Comment
  UC1583741  Cyperus esculentus David Keil 1985-8-10 18948 San Luis Obispo w. Nipomo (on Division St., ca. 1 mi. e. of Oso Flaco Lake Rd.) Comment
  SBBG119100  Cyperus involucratus M. Wetherwax, E. Painter 2000-11-14 SLO 175 San Luis Obispo Chorro Crk; Camp San Luis Obispo 100 Comment
  CDA2583  Cyperus involucratus David J. Keil 1979-7-1 13109 San Luis Obispo Lower Prefumo Canyon, San Luis Range. 0 Comment
  OBI35119  Cyperus niger Eric Wise 1981-9-29 1213 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Orcutt Rd 2.3 mi S of Johnson Ave, SLO Comment
  CAS-BOT-BC113886  Cyperus niger var. capitatus R. F. Hoover 1946-8-26 6359 San Luis Obispo Baywood Park, in brackish marsh on shore of Morro Bay. Comment
  CAS-BOT-BC113888  Cyperus niger var. capitatus Clare Butterworth Hardham 1958-9-2 3916 San Luis Obispo Stenner Creek near Lan Luis Obispo Comment
  OBI42723  Cyperus rotundus Andrew Rybak 1972-8-29 10 San Luis Obispo San Luis Obispo, at Foothill and RR tracks Comment
  OBI22336  Danthonia californica Robert F. Hoover 1947-5-25 7213 San Luis Obispo Cambria, among Monterey Pines Comment
  OBI79733  Datisca glomerata David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31614 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 530 Comment
  OBI65200  Datura wrightii Greg Wilvert 2005-7-20 507 San Luis Obispo SE Half of the Caliente Range. Along Pipeline Rd 924 Comment
  OBI9199  Datura wrightii Robert F. Hoover 1966-10-7 10123 San Luis Obispo Cuyama River at mouth of Chimney Cyn 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
  OBI31065  Daucus pusillus Julie M. Vanderwier 1979-5-4 157 San Luis Obispo Indian Knob Tar Sand Comment
  OBI42360  Daucus pusillus David J. Keil, V. L. Holland 1982-4-23 15884 San Luis Obispo Old dunes area along edge of Morro Bay w of S Bay blvd and E of Santa Ysabel ave Comment
  OBI77238  Daucus pusillus Robert F. Hoover 1965-6-14 9427 San Luis Obispo Near Arroyo del Oso, S of Arroyo de la Cruz Comment
  SBBG34829  Deinandra corymbosa Mrs. R. W. Summers -Aug-1884 San Luis Obispo Los Osos Valley Comment
  UC89140  Deinandra corymbosa Katharine Brandegee 1888-6-1 San Luis Obispo San Simeon Comment
  CAS-BOT-BC299178  Deinandra corymbosa subsp. corymbosa David D. Keck; Wm. M. Hiesey 1940-5-31 5144 San Luis Obispo 6 mi. N. of Cayucos Comment
  CAS-BOT-BC299186  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1947-5-25 7225 San Luis Obispo Coast directly west of Cambria Comment
  CAS-BOT-BC299176  Deinandra corymbosa subsp. corymbosa H. M. Hall 1931-6-8 13140 San Luis Obispo Morro 300 Comment
  CAS-BOT-BC123556  Deinandra halliana David Daniels Keck; William M. Heusi 1933-5-4 2170 San Luis Obispo 1.5 miles easterly of Cholame, on Cholame Creek, northeastern San Luis Obispo County 365 Comment
  JEPS59914  Deinandra halliana Lewis S. Rose 1968-4-23 68039 San Luis Obispo 1.5 mi e Cholame 335 Comment
  OBI16173  Deinandra increscens subsp. increscens Robert F. Hoover 1964-8-14 9247 San Luis Obispo Jack Lake Comment
  OBI7266  Deinandra increscens subsp. increscens David J. Keil 1976-9-18 11817 San Luis Obispo 2.5 mi N of jctn with Lopez Dr along Orcutt rd Comment
  SD39705  Deinandra increscens subsp. increscens Edith A. Purer 1932-8-28 4860 San Luis Obispo Oceano, stabilized dunes. Comment
  CAS-BOT-BC299383  Deinandra increscens subsp. increscens R. F. Hoover 1969-9-15 11590 San Luis Obispo San Bernardo Creek Comment
  OBI35476  Deinandra increscens subsp. increscens S. M. Inman 1983-7-21 99 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
  UC532114  Deinandra kelloggii David D. Keck 1934-4-26 2795 San Luis Obispo 6.5 mi ne Cholame (w side of Cottonwood Pass, e San Luis Obispo County); Cottonwood Pass Comment
  OBI56631  Deinandra kelloggii David J. Keil 1998-6-8 27711 San Luis Obispo Bitterwater Rd., S. of Cholame, 2.3 miles S of junction Hwy 46 along Palo Prieto Creek. 482 Comment
  SD53376  Deinandra lobbii Darley F. Howe 1962-7-23 3348 San Luis Obispo 9.5 miles from Paso Robles on road to Lake Nacimiento. 305 Comment
  UC1321226  Deinandra lobbii R. F. Hoover 1966-9-12 9975 San Luis Obispo 6 mi s San Luis Obispo (along highway 101 at junction of See Canyon Rd, by roadside) Comment
  UC1792815  Deinandra paniculata G. K. Helmkamp, E. A. Helmkamp 2004-10-1 8826 San Luis Obispo Central Coast; Outer South Coast Range: 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek 170 Comment
  CAS-BOT-BC292058  Deinandra pentactis David D. Keck; J. Clausen 1934-4-26 2804 San Luis Obispo 8 mi. W. of Simmler, western edge of Carrizo Plains, on road to La Panza Comment
  CAS-BOT-BC292060  Deinandra pentactis Bruce G. Baldwin 1985-9-29 538 San Luis Obispo Junction of California State Highway 58 and Shell Creek Road Comment
  JEPS13307  Deinandra pentactis Rimo Bacigalupi with G. Thomas Robbins and R. S. Ferris 1955-5-23 5182 San Luis Obispo 4.6 mi e Paso Robles Airport (Sherwood Field) (0.7 mi e of ranchhouse); Tiahrt Ranch, Huerhuero Creek 259 Comment
  OBI16125  Deinandra pentactis Robert F. Hoover 1969-9-9 11577 San Luis Obispo Santa Lucia Range. 4 mi W of Paso Robles on rd to Nacimiento Dam Comment
  JEPS99096  Delairea odorata Clare Hardham 1958-2-13 2813 San Luis Obispo Santa Rosa Creek, Cambria Comment
  SD240900  Delairea odorata A. C. Sanders 2011-2-21 38721 San Luis Obispo Central Coast: Cambria, along Burton Drive, down canyon from intersection with Eaton Road, to the edge of the East Village at the creek crossing (Cambria 7.5'Q) 43 Comment
  UC2026912  Delairea odorata David J. Keil 2010-11-10 30943 San Luis Obispo Intersection of Price Canyon Road and Highway 227, Edna and roadside zone near field bisected by East Corral de Piedra Creek Comment
  UC1296258  Delphinium cardinale R. F. Hoover 1963-7-31 8594 San Luis Obispo 2 mi s Atascadero (w of Hwy 101) Comment
  CAS-BOT-BC8688  Delphinium gypsophilum Alice Eastwood 1926-5-5 13883 San Luis Obispo Cholame Comment
  RSA509152  Delphinium nudicaule C. F. Smith 1988-5-10 12126 San Luis Obispo Santa Rita Creek, about midway betw Cayucos and Templeton Comment
  UC573195  Delphinium parryi H. C. Lee 1937-5-14 945 San Luis Obispo 1 mi w Dry Creek School; Paso Robles Quadrangle 243 Comment
  JEPS15282  Delphinium parryi subsp. blochmaniae Rimo Bacigalupi 1950-5-13 3201 San Luis Obispo sandy area just s Oso Flavo Lake Comment
  UC569929  Delphinium parryi subsp. eastwoodiae N. K. Carlson 1936-3-27 239 San Luis Obispo 2.2 mi sw Piney Ridge; San Luis Obispo Quadrangle 373 Comment
  CDA28770  Delphinium parryi subsp. parryi G. F. Hrusa, S. Dubiel 2009-5-24 17873 San Luis Obispo Santa Lucia Mountains; Cypress Mtn. Rd. +/- 3/4 mi. past intersection w/Klau Mine Rd. 342 Comment
  OBI67033  Delphinium parryi subsp. parryi David J. Keil, with V. L. Holland 2001-5-24 29493 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  RSA0041502  Delphinium parryi subsp. parryi LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6418 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
  UCR247882  Delphinium parryi subsp. parryi David J. Keil 1998-6-8 27686 San Luis Obispo along Hwy 41 between Creston and Shandon, 5 mi east of the junction with La Panza Road 427 Comment
  OBI58597  Delphinium parryi subsp. parryi David J. Keil 1998-6-8 27686 San Luis Obispo Along Hwy 41 between Creston and Shandon, 5 miles E of junction with La Panza Rd. Comment
  UC454018  Delphinium parryi subsp. parryi E. P. Unangst 1906-6-2 San Luis Obispo Reservoir S.L.O. Comment
  SBBG87645  Delphinium parryi subsp. purpureum C. F. Smith 1950-4-28 2688 San Luis Obispo grade near Syncline Hill Comment
  UCSC000274  Delphinium parryi subsp. seditiosum D. J. Norman 1969-4-12 378 San Luis Obispo Paso Robles 46 Comment
  UC1296247  Delphinium patens subsp. montanum R. F. Hoover 1952-5-24 8217 San Luis Obispo near highest peak Caliente Mt. Comment
  UC1953256  Delphinium umbraculorum Matt Paradis with Andy Dollahite and Kelli Allred 2002-3-3 13 San Luis Obispo 1/2 mile from Little Falls Creek Trailhead off Upper Lopez Canyon Road Comment
  UCD96663  Delphinium variegatum H. Van Elder 1928-4-15 s.n. San Luis Obispo San Luis Obispo County: Atascadero. Comment
  OBI60111  Dendromecon rigida G. F. Hrusa, D. Ragan 1995-6-20 12382 San Luis Obispo Black Butte Research Natural Area. Seedling collection on burned summit of ridge immediately E of Mt Lowe 650 Comment
  UCR200323  Dendromecon rigida subsp. rigida Steve Boyd 2007-2-17 11711 San Luis Obispo Coast Ranges, La Panza Range, Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage 803 Comment
  OBI26026  Deschampsia cespitosa David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14007 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
  CAS-BOT-BC192592  Deschampsia cespitosa subsp. holciformis Clare B. Hardham 1960-6-17 6302 San Luis Obispo Cambria Comment
  OBI66334  Deschampsia danthonioides D. R. Miller 1994-5-28 594 -391 San Luis Obispo Pine Mt region. Growing in low spot in grassy field on E side of Ridge Rd near Hearst Gate, Pico crk drainage 900 Comment
  OBI72540  Deschampsia danthonioides M. Wetherwax and E. L. Painter, E. L. Painter 2001-4-4 CR- 153 San Luis Obispo Camp Roberts. S of Range Control 200 Comment
  OBI59703  Deschampsia elongata David J. Keil, with V. L. Holland 2001-5-29 29518 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
  OBI52064  Descurainia pinnata Larry Kelly 1989-5-21 353 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  POM273765  Descurainia pinnata Roxana S. Ferris 1935-3-29 9083 San Luis Obispo 7 miles E of Pozo on the Santa Maria- McKittrick road. Comment
  OBI33013  Desmazeria rigida David J. Keil 1983-4-23 16945 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  UC1133880  Dichelostemma capitatum W. A. Peterson 1937-4-2 655 San Luis Obispo 1.5 mi nnw La Panza Ranch; La Panza Quad. 518 Comment
  SBBG95346  Dichelostemma capitatum subsp. capitatum G. Goulding 1986-5-3 47 San Luis Obispo Los Osos, W of Pecho Valley Rd, SE of Shark's Inlet Comment
  CAS-BOT-BC150423  Diplacus aurantiacus Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  SBBG107654  Diplacus aurantiacus C. B. Hardham 1959-6-29 4932 San Luis Obispo Dellaganna Ranch Comment
  SBBG66799  Diplacus aurantiacus J. R. and R. C. Robbins 1932-6-9 San Luis Obispo 12 mi from Cayucos 457 Comment
  OBI66564  Diplacus fremontii D. R. Miller, David J. Keil & Rhonda Riggins 1998-5-27 598 -695 San Luis Obispo Pine Mt Region. Out of study area. On the ridge rd just beyond Madellina cabin 800 Comment
  CAS-BOT-BC153160  Diplacus fremontii Ernest C. Twisselmann 1967-5-8 13019 San Luis Obispo Canyon north of mouth of Shell Creek 518 Comment
  SBBG81999  Diplacus longiflorus C. F. Smith 1950-4-30 2719 San Luis Obispo Twisselmann Rd near Carneros Cyn, Temblor Range 1066 Comment
  SD71244  Diplacus rattanii Clare B. Hardham 1961-4-17 6839 San Luis Obispo Pine Mt 1006 Comment
  UCR58156  Dipsacus sativus George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Toro Creek Canyon Road, east of Hwy 101, just south of Cayucos 122 Comment
  OBI67815  Dipsacus sativus M. Wetherwax & E. L. Painter, E. L. Painter 2002-6-17 SLO- 281 San Luis Obispo Camp San Luis Obispo. Near bridge of Poison Oak Crk (tributary of Chorro Crk), below first ridge W of Cerro Romualdo. UTMs NAD17 zone 10, 705067E, 3910539N 80 Comment
  CAS-BOT-BC195706  Distichlis spicata Clare B. Hardham 1959-5-21 4606 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC195708  Distichlis spicata R. F. Hoover 1964-6-10 9016 San Luis Obispo Avila Comment
  OBI32728  Distichlis spicata Donna Appling 1980-7-13 28 San Luis Obispo S of Morro Bay W of South Bay Blvd, half way between Chorro Crk and Los Osos Crk Comment
  OBI8532  Distichlis spicata Craig Woods 1978-1-22 1 San Luis Obispo Belmont Trl, 1/4 mi E of Sim. Soda lake San Diego Cr rd; 3 mi N of Soda Lake 594 Comment
  OBI72235  Dodecatheon clevelandii Anthony Baniaga, Theo Fitanides 2010-1-30 4 San Luis Obispo Tierra Redonda Mtn BLM ACEC 300 Comment
  OBI10747  Dodecatheon clevelandii Eben McMillan 1952-5-23 20 San Luis Obispo Red Hill. Commata Ranch 6 mi E 15 mi S Shandon Comment
  OBI80536  Dodecatheon clevelandii Dennis Webb 2013-2-15 6 San Luis Obispo 500 feet South of the San Luis Obispo municipal water facility on Gilardi Road, South of Morro Bay. 70 Comment
  RSA67532  Dodecatheon clevelandii subsp. insulare P. A. Munz 1951-4-13 16311 San Luis Obispo Grade on Hwy 178, above La Panza Public Camp, La Panza Range. 701 Comment
  OBI80903  Dryopteris arguta David J. Keil 2015-2-14 32616 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  CAS-BOT-BC310336  Dudleya abramsii subsp. bettinae R. F. Hoover 1964-6-13 9101 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  CAS-BOT-BC310344  Dudleya abramsii subsp. bettinae Reid Moran 1977-6-30 24292 San Luis Obispo Southwest of Cerro Romauldo 150 Comment
  CAS-BOT-BC310338  Dudleya abramsii subsp. bettinae R. F. Hoover 1947-6-27 7277 San Luis Obispo On first ridge west of Cerro Romauldo Comment
  CAS-BOT-BC33284  Dudleya bettinae Robert Francis Hoover 1947-6-27 7278 San Luis Obispo First ridge west of Cerro Romauldo Comment
  UC54824  Dudleya blochmaniae Mrs. R. W. Summers 1882-5-6 291 San Luis Obispo Los Osos Valley Comment
  OBI66587  Dudleya lanceolata D. R. Miller 1994-6-1 694 -396 San Luis Obispo Pine Mt Region. Below "Caves" Pine Mt trl, S slope, Pico Crk drainage 914 Comment
  CAS-BOT-BC414809  Dudleya lanceolata Roxana S. Ferris 1939-6-18 9786 San Luis Obispo Summit road along south fork of Las Tablas Creek on Klau-Cambria Road. Santa Lucia Mts. 350 Comment
  CDA43344  Dysphania ambrosioides David J. Keil 2011-11-9 31177 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Lagoon at mouth of Arroyo Grande Creek. Comment
  OBI16609  Eastwoodia elegans Robert F. Hoover 1952-5-25 8233 San Luis Obispo North base of Caliente Mt. Comment
  OBI65111  Eastwoodia elegans Greg Wilvert 2005-4-30 369 San Luis Obispo SE half of the Caliente Range. 1 km E of Padrones Spring. 945 Comment
  OBI16605  Eastwoodia elegans Lonnie Belden 1965-7-16 s.n. San Luis Obispo SW of Caliente Mt top 792 Comment
  UCSB50170  Ehrharta calycina Lain, Maria 1978-4-14 San Luis Obispo Calif. Highway 1 at Nipomo Mesa 30 Comment
  OBI73360  Elatine rubella David J. Keil, Lynne Dee Althouse, Meg Perry 2010-4-8 30699 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58 187 Comment
  OBI35185  Eleocharis Eric Wise 1982-5-17 1480 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Twisselman Lake. Palo Prieto Cyn; 1/2 mi E of cyn 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
  OBI19222  Eleocharis macrostachya David J. Keil, V. L. Holland 1979-5-30 13108 San Luis Obispo Just outside of San Luis Obispo City limit on E side of Orcutt Rd Comment
  OBI35144  Eleocharis macrostachya Eric Wise 1981-9-2 1099 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. McGorty farm ponds, Adelaida Comment
  OBI80089  Elymus farctus David J. Keil, Nancy Lagrille, Dieter Wilken, and Mark Skinner 2012-8-28 31517 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. 3 Comment
  CDA15582  Elymus glaucus G. F. Hrusa 1993-5-21 11061 San Luis Obispo Central Coast; Big Falls Creek. Partially shaded slopes on W side of creek approx. 3/4 mi. upstream from confl. with Lopez Creek. Mostly in formerly disturbed sites. Perennial in distinct single clumps with 2-5 culms each. Comment
  OBI32299  Elymus glaucus David J. Keil 1981-6-20 14886 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  UC1153373  Elymus glaucus R. F. Hoover 1964-5-15 8888 San Luis Obispo s San Carpoforo Creek; Pine Top Mountain Comment
  UC1153389  Elymus glaucus R. F. Hoover 1964-6-5 8935 San Luis Obispo near summit of ridge w upper Lopez Canyon Comment
  UC455167  Elymus glaucus I. J. Condit 1910-6-2 San Luis Obispo C.P.S. grounds San Luis Obispo Comment
  CAS-BOT-BC203677  Elymus glaucus subsp. glaucus Ernest C. Twisselmann 1955-6-16 2165 San Luis Obispo La Panza Range. Martinez Creek, near Queen Bee Mine 694 Comment
  OBI3057  Elymus multisetus Larry E. Brown 1971-4-30 1971 San Luis Obispo In the Cal Poly botanical area in Poly Cyn Comment
  OBI66911  Elymus multisetus David J. Keil, with V. L. Holland 2001-5-24 29497 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  OBI21770  Elymus pacificus Robert F. Hoover 1948-5-15 7527 San Luis Obispo Spooner's Cove, mouth of Islay Crk Comment
  OBI58434  Elymus triticoides Austin P. Griffiths, Phil Lafollette, Barbara Norden (CCC) 1983-7-25 s.n. San Luis Obispo Oceano Dunes. NW edge of Oso Flaco Causeway 30 Comment
  OBI21786  Elymus triticoides Craig Woods 1978-5-23 54 San Luis Obispo W side of Carrizo Plain about midway between hwy 58 and Soda Lake San Diego Cr rd, and along Sim. soda lake san diego cr rd Comment
  OBI58195  Emmenanthe penduliflora David J. Keil 1998-4-9 26672 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI73042  Emmenanthe penduliflora David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25438 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  OBI75467  Emmenanthe penduliflora Jenner Whitt 2003-4-3 20 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  UC2027576  Encelia californica David J. Keil 2012-7-18 31466 San Luis Obispo South base of Nipomo Mesa, west if Nipomo. Comment
  CAS-BOT-BC81671  Ephedra californica Roxana S. Ferris 1935-3-30 9140 San Luis Obispo Head of Cuyama Valley near Kern County line Comment
  OBI65003  Ephedra viridis Greg Wilvert 2005-4-5 139 San Luis Obispo SE Half of Caliente Range. 200 m Se of Wells Spring 959 Comment
  RSA588469  Epilobium canum subsp. canum George Henry Grinnell 1930-8-13 s.n. San Luis Obispo Cambria Pines Comment
  OBI27762  Epilobium canum subsp. canum David J. Keil 1980-9-21 14237 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk Cyn Comment
  OBI26712  Epilobium ciliatum Katherine K. Muller 1965-7-27 1399 San Luis Obispo Outlet of Oso Flaco Comment
  OBI12045  Epilobium ciliatum Robert F. Hoover 1965-9-27 9654 San Luis Obispo Lower end of Laguna, San Luis Obispo Comment
  CDA13952  Epilobium ciliatum subsp. ciliatum G. F. Hrusa, D. Ragan 1997-8-1 14070 San Luis Obispo South Coast Ranges; Los Padres National Forest; upper Water Canyon on E side of Cuesta Ridge SE of Cuesta Pass. Comment
  SBBG119688  Epilobium ciliatum subsp. ciliatum E. Painter, M. Wetherwax with J. Olson 2000-10-16 CR 126 San Luis Obispo Nacimiento River; Camp Roberts 284 Comment
  RSA43072  Epilobium ciliatum subsp. ciliatum Robert F. Hoover 1946-11-17 6563 San Luis Obispo Alamo Creek near Cuyama River Comment
  OBI12049  Epilobium ciliatum subsp. watsonii Betty Sheehan 1957-11-7 41 San Luis Obispo Beef Unit, Cal Poly campus Comment
  OBI1028  Equisetum laevigatum R. F. Hoover 1950-5-7 7895 San Luis Obispo Between Rocky Butte and Pine Mt., Santa Lucia Range Comment
  CAS-BOT-BC57446  Equisetum laevigatum R. F. Hoover 1952-4-19 8116 San Luis Obispo Alamo Creek near confluence with Cuyama River Comment
  CDA42476  Equisetum scirpoides Phil Ashley 1999-3-3 s.n. San Luis Obispo Campus of California Polytechnic State University. Stream flowing through Cal Poly Arboretum. 0 Comment
  OBI29097  Equisetum telmateia Karen Symonds 1982-7-17 1 San Luis Obispo Montana de Oro State Park, along Coon Creek trail Comment
  SBBG18054  Equisetum telmateia subsp. braunii C. B. Hardham 1960-4-2 5284 San Luis Obispo Cambria Comment
  RSA0051583  Equisetum telmateia subsp. braunii A. Lee Haines 1958-5-30 s.n. San Luis Obispo San Luis Obispo. 121 Comment
  RSA602018  Equisetum telmateia var. braunii L. C. Wheeler 1964-6-22 8508 San Luis Obispo Old Creek: Santa Rita Road.. . Comment
  OBI36355  Eragrostis mexicana David J. Keil, LynneDee Oyler and Rick Oyler 1983-6-26 17168 San Luis Obispo Shandon at 270 2nd street Comment
  RSA216847  Eragrostis mexicana subsp. virescens Robert F. Hoover 1966-10-8 10135 San Luis Obispo East part of Cuyama Valley, bordering irrigation field Comment
  OBI56711  Eragrostis pectinacea David J. Keil 1996-6-7 25891 San Luis Obispo 700 block of Johnson Ave, San Luis Obispo. Residential area Comment
  UCD64391  Eragrostis pectinacea Ernest C. Twisselmann 1967-9-8 13672 San Luis Obispo San Luis Obispo County: T. Franklin Twisselmann residence, Choice Valley. 640 Comment
  UCD116238  Eremalche parryi Stephen Mason 1995-5-8 58 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, N side of Panorama Rd., 0.7 mi. from Soda Lake Rd. 609 Comment
  CAS-BOT-BC257273  Eremalche parryi subsp. kernensis D. H. Wilken; E. Painter; P. De Vries 2011-3-30 17933 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
  SBBG124119  Eremalche parryi subsp. kernensis D. Wilken with E. Painter, P. De Vries 2011-3-30 17931 San Luis Obispo hills ca. 2.5 km ENE of Wells Ranch, 4.4 km SW of BM "2037" on Soda Lake Rd 207 Comment
  SBBG81365  Eremalche parryi subsp. kernensis C. F. Smith 1957-4-21 5157 San Luis Obispo Hwy 399 just E of Maricopa turnoff Comment
  OBI25513  Eremalche parryi subsp. kernensis David J. Keil 1978-5-6 s.n. San Luis Obispo 17 mi N of jctn of Hwy 166 along Soda Lake Rd 640 Comment
  CAS-BOT-BC160159  Eremothera boothii subsp. decorticans Ernest C. Twisselmann 1955-6-4 2082 San Luis Obispo Crocker Canyon, southeastern San Luis Obispo County 838 Comment
  RSA0107616  Eriastrum densifolium subsp. densifolium H. L. Mason 1941-7-1 12466 San Luis Obispo Mesa west of Nipomo. 107 Comment
  RSA0107360  Eriastrum densifolium var. patens David J. Keil 1982-6-27 16323 San Luis Obispo Hills overlooking Los Osos from the south. Comment
  RSA0019323  Eriastrum hooveri Greg Wilvert 2005-5-4 381 San Luis Obispo Southeast half of the Caliente Range: S end of Quail Canyon. 738 Comment
  OBI11564  Eriastrum hooveri E. R. Chandler 1965-6-3 2365 San Luis Obispo Cuyama Valley, about 1.5 miles west of State RT. #33, in the southeast corner of county 701 Comment
  UC1123875  Eriastrum luteum T. M. Hendrix 1937-6-1 232 San Luis Obispo 3/4 mi wsw Highland School; Pozo Quadrangle Comment
  UCD77637  Eriastrum pluriflorum Robert E. Preston 1998-6-12 1121 San Luis Obispo San Luis Obispo County: Near base of N slope of Syncline Hill, 0.2 mile S of Hwy 58 at E end of the San Juan Grade. 640 Comment
  SD230165  Ericameria arborescens Louis C. Wheeler 1959-8-5 7631 San Luis Obispo Cerro Alto. 456 Comment
  OBI31047  Ericameria ericoides Julie M. Vanderwier 1979-10-26 92 San Luis Obispo Indian Knob Tar Sands. Comment
  UC1953296  Ericameria ericoides Anthony Baniaga with David J. Keil, Denis Kearns, and Theo Fitanides 2010-1-13 2 San Luis Obispo Tierra Redonda Mountain. Comment
  POM359359  Ericameria ericoides var. ericoides Thekla Mohr 1911-1 s.n. San Luis Obispo San Luis Obispo. Comment
  JEPS31291  Ericameria linearifolia A. M. Carpenter, M. D. 1940-4-24 San Luis Obispo between Cuyama Valley and Santa Maria (s San Luis Obispo County) Comment
  CAS-BOT-BC299088  Ericameria nauseosa var. hololeuca Carl B. Wolf 1932-11-18 4419 San Luis Obispo Upper end of Cuyama Valley. Santa Maria - Maricopa State Highway, 1 mile W of Kern County line Comment
  OBI54374  Ericameria nauseosa var. hololeuca George Butterworth 1994-11-27 10 San Luis Obispo Carrizo Plain Natural Area. 1 mi S of Soda Lake Rd, Comment
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Aug 23 2014
  CAS-BOT-BC299078  Ericameria nauseosa var. hololeuca R. F. Hoover 1946-10-13 6486 San Luis Obispo Cuyama River, at highway bridge not far below Sycamore Creek Comment
  CAS-BOT-BC299086  Ericameria nauseosa var. hololeuca Eben McMillan 1957-11-12 41 -1 San Luis Obispo La Panza Range: Head of San Juan River on the road to the Carrisa Ranch, at the site of an old oil well 975 Comment
  CAS-BOT-BC293639  Erigeron blochmaniae Chester Dudley 1936-7-1 s.n. San Luis Obispo Morro Comment
  OBI40762  Erigeron bonariensis David J. Keil, Dirk Walters 1986-5-2 19306 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir cyn. The cyn was burned in July, 1985 in the Las Pilitas Fire 305 Comment
  UC1118148  Erigeron foliosus var. foliosus P. L. Johannsen 1937-6-2 1185 San Luis Obispo 0.75 mi ese Five Willow Spring; McKittrick Quad. 990 Comment
  UC1341113  Erigeron foliosus var. foliosus Robert J. Rodin 1954-7-3 5967 San Luis Obispo 1 mi n San Luis Obispo; Reservoir Canyon Comment
  UC87619  Erigeron glaucus E. Palmer, M. D. 1876-7-22 188 San Luis Obispo St. Simeon Bay Comment
  OBI56654  Erigeron sanctarum David J. Keil, Kathleen Keil 1998-3-23 26417 San Luis Obispo Montana de Oro State Park. Valencia Peak burn site (fire in summer 1997) Comment
  OBI42327  Erigeron sanctarum David J. Keil 1986-5-30 19618 San Luis Obispo Los Osos, ca. 1/4 mi due W of jctn of Calle Cordoniz and Bayview Hgts dr. along trails Comment
  CAS-BOT-BC188994  Eriodictyon parryi R. F. Hoover 1949-8-21 7755 San Luis Obispo La Panza district Comment
  OBI59919  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) 630 Comment
  SBBG103555  Eriogonum C. F. Smith 1993-6-2 12468 San Luis Obispo ridge below jct of rds (Cuyama-Carrizo and to lookout) at summit of Caliente Range Comment
  OBI58478  Eriogonum angulosum David J. Keil 1998-6-5 27658 San Luis Obispo Lower southwestern slopes of Caliente Range, SW of Radio Towers on gravel road. 1 mile NE of Chalk Mountain (35 deg. 02.105' N x 119 deg. 50.065' W) 701 Comment
  UCD99671  Eriogonum angulosum K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  CAS-BOT-BC248557  Eriogonum angulosum Ernest C. Twisselmann 1954-6-14 1368 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon Summit, 7 miles south of Cholame 609 Comment
  OBI11144  Eriogonum baileyi Robert F. Hoover 1966-10-1 10101 San Luis Obispo upper Arroyo Grande at confluence of Phoenix Crk Comment
  RSA518085  Eriogonum cithariforme var. cithariforme Steven A. Junak 1990-4-26 4206 San Luis Obispo Santa Lucia Mountains. Near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 miles S of Tassajera Creek Road at S end of dirt road at Ames property, which is ca. 1.8 miles W of intersection with Highway 101. 518 Comment
  CAS-BOT-BC242519  Eriogonum clavatum R. F. Hoover 1967-3-27 10281 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  UC85876  Eriogonum elegans T. S. Brandegee 1885-1 San Luis Obispo San Simeon Comment
  CAS-BOT-BC246597  Eriogonum elegans R. F. Hoover 1946-10-20 6516 San Luis Obispo Upper Huasna River just below junction of Arroyo Seco Comment
  POM148053  Eriogonum elongatum Alice Eastwood 1927-7-31 s.n. San Luis Obispo Along road from Morro to Atascadero Comment
  SBBG104195  Eriogonum fasciculatum var. fasciculatum E. R. Blakley 1993-3-20 7553 San Luis Obispo LaBord Adobe, Cuyama River cyn Comment
  SBBG95344  Eriogonum fasciculatum var. fasciculatum D. Keil, R. Riggins 1986-4-26 19243 San Luis Obispo SW flank of Temblor Range. 3.05 mi E of rd to center of Carrizo Plain (to RC Farm) on Elkhorn Rd and N, 0.25 mi to gate on unnamed dirt road 762 Comment
  SBBG104893  Eriogonum fasciculatum var. foliolosum D. A. Young, F. L. Johnson 1992-6-17 ROB 46 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  UC1032062  Eriogonum fasciculatum var. foliolosum H. C. Lee 1936-6-13 668 San Luis Obispo 3 1/4 mi sw Stanley Mt. (Alamos Creek); Nipomo Quadrangle, Alamos Creek 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
  CAS-BOT-BC250508  Eriogonum gracile Clare B. Hardham 1959-6-19 4841 San Luis Obispo Santa Lucia Mountains. Santa Barbara Road, Atascadero Comment
  RSA133004  Eriogonum gracile var. gracile Clare B. Hardham 1959-6-10 4807 San Luis Obispo Santa Barbara Road, Atascadero Comment
  UC1032218  Eriogonum nudum var. pubiflorum H. A. Jensen 1930-7-13 44 San Luis Obispo King Well Brandley Quadrangle, King Well 243 Comment
  RSA133006  Eriogonum nudum var. pubiflorum Clare B. Hardham 1959-7-2 4937 San Luis Obispo Delaganna Ranch. Intersection York Mountain Road and Cayucos Road Comment
  UC1032338  Eriogonum ordii P. L. Johannsen 1937-4-22 1079 San Luis Obispo 3 1/2 mi nne Padrones Spring; McKittrick Quadrangle Comment
Read comments
Aug 13 2010
  CAS-BOT-BC257901  Eriogonum parvifolium Ernest C. Twisselmann 1955-10-1 2414 San Luis Obispo Morro Rock 15 Comment
  HSC91657  Eriogonum parvifolium Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail. Comment
  OBI19377  Eriogonum parvifolium D. Waive Stager 1972-7-24 13 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI51337  Eriogonum parvifolium Debbie Guillot, Jan Barber, Jim Kilber, Sue Weis 1993-6-24 1 .2 San Luis Obispo San Simeon State Park, NE corner of park 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
  UC1564661  Eriogonum parvifolium Reid Moran 1977-6-30 24283 San Luis Obispo Cayucos 50 Comment
  CAS-BOT-BC268371  Eriogonum roseum Ernest C. Twisselmann 1954-9-10 1570 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cottonwood Pass: 6 miles east of Cholame 563 Comment
  OBI10956  Eriogonum roseum Robert F. Hoover 1969-9-19 11595 San Luis Obispo Palo Prieto Cyn Comment
  RSA180997  Eriogonum temblorense E. C. Twisselmann 1965-9-15 11564 San Luis Obispo Summit os Antelope Grade on Hwy 46 at the base of a relatively recent road cut. 518 Comment
  OBI10929  Eriogonum viridescens Robert F. Hoover 1967-6-4 10610 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  OBI78543  Eriogonum viridescens Lonnie Belden 1965-7-16 s.n. San Luis Obispo Head of Morales Cyn, Caliente Mt Comment
  SBBG30793  Eriogonum viridescens C. B. Hardham 1963-6-20 10932 San Luis Obispo Freeborn Mtn 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
  CAS-BOT-BC264896  Eriogonum viridescens R. F. Hoover 1949-6-4 7749 San Luis Obispo San Juan River on Pozo-Simmler Road Comment
  CAS-BOT-BC264898  Eriogonum viridescens R. F. Hoover 1949-6-4 7748 San Luis Obispo San Juan River on Pozo-Simmler Road Comment
  CAS-BOT-BC264900  Eriogonum viridescens R. F. Hoover 1946-6-16 6165 San Luis Obispo La Panza District just w. of La Panza Ranch Comment
  UC1296107  Eriogonum viridescens R. F. Hoover 1946-6-16 6165 San Luis Obispo just w La Panza Ranch; La Panza district Comment
  OBI16506  Eriophyllum confertiflorum Vrmeer 1955-5-7 41 San Luis Obispo Poly Cyn, near Dump, hillside above road Comment
  UCR103967  Eriophyllum confertiflorum George K. Helmkamp 1997-6-22 2077 San Luis Obispo Central Coast, South end of Montana de Oro State Park 15 Comment
  RSA128207  Eriophyllum confertiflorum Clare B. Hardham 1958-5-7 3210 San Luis Obispo Hills between Bee Rock and the Nacimiento River Comment
  UCR160151  Eriophyllum confertiflorum var. confertiflorum George K. Helmkamp, E. A. Helmkamp 2005-6-9 9563 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 5.4 mi northeast of Huasna Township Road. 256 Comment
  CAS-BOT-BC301832  Eriophyllum multicaule Ernest C. Twisselmann 1956-6-1 2890 San Luis Obispo South end of Morro Bay, near Baywood Park 30 Comment
  OBI66424  Eriophyllum multicaule David J. Keil, with Kathleen A. Keil 1997-3-29 26121 San Luis Obispo La panza mountains. 1 mile from highway 58 along red hill road. Comment
  SEINET8687402 Image available Eriophyllum multicaule R. W. Summers 1884-6-17 s.n. San Luis Obispo Pecho; sand beach Comment
  CAS-BOT-BC301815  Eriophyllum multicaule David D. Keck 1933-5-5 2226 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern San Luis Obispo County Comment
  OBI18731  Eriophyllum multicaule Robert F. Hoover 1947-3-30 6815 San Luis Obispo Middle Branch of Huerhuero Crk, N of Wells Corner Comment
  CAS-BOT-BC301907  Eriophyllum pringlei Ernest C. Twisselmann 1955-4-9 1824 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Red Hills, 7.6 miles southeast of Shandon 426 Comment
  OBI18723  Eriophyllum pringlei Robert F. Hoover 1947-4-26 7094 San Luis Obispo Just above Wells Corner on middle branch of Huerhuero Crk Comment
  OBI35480  Eriophyllum staechadifolium var. artemisiifolium S. M. Inman 1983-7-20 87 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
  RSA586595  Erodium botrys M. D. Proctor, E. A. Young, G. R. Proctor 1993-3-17 ROB- 205 San Luis Obispo 2 km SE of Twin Bridges on Boyscout Rd., Camp Roberts. Comment
  OBI55238  Erodium cicutarium Greg Frugoli 1997-2-22 3 San Luis Obispo W facing slope along off rd trl. La Panza bypass, La Panza range, Los Padres NF (Hwy 58 burn area) 756 Comment
  OBI78241  Erodium cicutarium Dave Imper 1977-3-21 131 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  OBI8422  Erodium cicutarium Lynne D. Althouse 1977-3-26 12 San Luis Obispo Wolfe's ranch near San Luis High School 131 Comment
  RSA648333  Erodium moschatum Smeltzer, Turnquist 1982-4-6 3 San Luis Obispo Southeast side of Laguna Lake Park. Comment
  SBBG112416  Eryngium aristulatum var. hooveri D. Keil 1996-6-25 25916 San Luis Obispo Laguna Lake Park and vicinity Comment
  UCR266021  Eryngium aristulatum var. hooveri David J. Keil 1996-6-25 25916 San Luis Obispo Laguna Lake Park and vicinity, San Luis Obispo, NW corner of park 38 Comment
  UC771667  Eryngium aristulatum var. hooveri R. F. Hoover 1946-8-3 6265 San Luis Obispo Laguna near San Luis Obispo; Laguna Comment
  SBBG107314  Eryngium armatum C. B. Hardham 1960-6-17 6186 San Luis Obispo Cambria Comment
  OBI73214  Eryngium spinosepalum David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30737 -1 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  UC1296183  Erysimum capitatum R. F. Hoover 1952-4-10 8098 San Luis Obispo shale slope 9 mi e Creston Comment
  CAS-BOT-BC54472  Erysimum capitatum Ernest C. Twisselmann 1954-3-21 906 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 6 miles south of US 466. 579 Comment
  OBI80274  Erysimum capitatum Julie M. Vanderwier 1979-5-23 97 San Luis Obispo Indian Knob Tar Sands. Comment
  SBBG29877  Erysimum capitatum var. capitatum L. Constance 1940-3-22 2538 San Luis Obispo near San Juan Crk, Syncline Hill, 5 mi E of La Panza 548 Comment
  OBI15069  Erysimum suffrutescens Robert F. Hoover 1947-4-13 6922 San Luis Obispo Baywood Park Comment
  POM306665  Erysimum suffrutescens Henry J. Ramsey, Henry J. Ramsey 1940-4-21 1490 San Luis Obispo Morro Bay region. Comment
  SBBG14001  Erysimum suffrutescens E. R. Blakley 1962-5-23 5137 San Luis Obispo near the outlet at the W edge of Oso Flaco Lake 6 Comment
  CAS-BOT-BC55224  Erysimum suffrutescens Mrs. R. W. Summers 1890-5-1 s.n. San Luis Obispo Unspecified. Comment
  RSA101857  Erysimum suffrutescens G. B. Rossbach, Ruth P. Rossbach 1938-5-6 826 San Luis Obispo 6 mi N of Guadalupe, Route No. 1. Comment
  OBI48254  Erythranthe cardinalis David J. Keil 1989-6-3 21213 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  SBBG120311  Eschscholzia caespitosa C. F. Smith 1992-4-10 12300 San Luis Obispo ca. halfway down N side of Caliente Pk range to Carrizo Plain Comment
  SD244766  Eschscholzia caespitosa David Keil 1998-4-14 26735 San Luis Obispo Los Padres National Forset: hills N of Cuyama River near Adobe trailhead; 6.3 milse NE of junction with Tepusquet Canyon Road on Hwy 166. Comment
  OBI78850  Eschscholzia californica David J. Keil 2013-8-29 31994 San Luis Obispo Morro Bay State Park. South Bay Blvd. at northeast abutment of bridge over Los Osos Creek 4 Comment
  UCD94085  Eschscholzia californica Shannon M. Still 2006-5-15 102 San Luis Obispo California. San Luis Obispo County: About 0.7 mi. north of entrace to Piedras Blancas Lighthouse off CA-1. 12 Comment
  UCD95312  Eschscholzia californica G. K. Helmkamp 2004-3-15 8379 San Luis Obispo San Luis Obispo County: Central Coast; edge of Nipomo Mesa overlooking Cienaga Valley, along CA-1 (Mesa View Dr.), 0.3 mile north of Halcyon Road. 76 Comment
  CAS-BOT-BC403503  Eschscholzia californica Alice Eastwood 1928-5-17 15141 San Luis Obispo Along road to Pozo Comment
  OBI35587  Eschscholzia californica S. M. Inman 1983-4-25 17 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
  CDA15099  Eschscholzia lemmonii G. F. Hrusa 1998-3-28 14181 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Above headwaters of Bitterwater Ck. immed. to E of MU Ranch and S of Elkhorn Grade Rd. at S end of Carrizo Plain 3 mi. N of Hwy 166 intersection. Comment
  UC569441  Eschscholzia lemmonii D. Axelrod 1935-4-6 263 San Luis Obispo 5 mi ese Cuyama Ranch; Santa Ynez Quadrangle 701 Comment
  OBI12254  Eucalyptus polyanthemos Jack M. Farrell 1955-2-21 59 San Luis Obispo Cal Poly campus Comment
  OBI33302  Eucalyptus polyanthemos Raymond J. Martinez 1965-5-9 7 San Luis Obispo Cal Poly campus Comment
  OBI65307  Eucalyptus viminalis Matt Ritter 2006-1-2 37 San Luis Obispo On Broad St. between road and French Hospital Parking Lot Comment
  OBI74646  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil 1987-5-6 20140 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. 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
  OBI78035  Euphorbia maculata D. R. Miller 1994-3-23 394 -123 San Luis Obispo Pine Mt Region. On main deck at Egeberys main house, San Simeon Crk drainage 600 Comment
  OBI31386  Euphorbia spathulata Joy H. Nishida, Ginger King 1982-4-25 335 San Luis Obispo American Cyn. .6 mi S of American Cyn campground 549 Comment
  OBI56675  Euthamia occidentalis David J. Keil 1998-9-4 28087 San Luis Obispo Garden Farms area. Santa Margarita Creek N of Santa Margarita, W of El Camino Real bridge, just S of Santa Margarita Rd. Comment
  OBI23136  Extriplex californica Robert F. Hoover 1969-9-23 11606 San Luis Obispo Morro Bay, S end Comment
  CAS-BOT-BC278294  Festuca californica Clare B. Hardham 1958-5-10 3311 San Luis Obispo Santa Lucia Mountains. Cypress Mt. Comment
  UCSB16660  Festuca californica Hardham, Clare 1957-4-25 San Luis Obispo Santa Lucia Mountains; north slope Cypress Comment
  OBI21851  Festuca microstachys Robert F. Hoover 1952-4-10 8097 San Luis Obispo 9 mi E of Creston Comment
  OBI46170  Festuca microstachys Lynee Dee Oyler 1986-5-6 431 San Luis Obispo Santa Margarita Ranch, Estadio field in eastern part of the ranch Comment
  UCR140397  Festuca myuros George K. Helmkamp 2004-3-21 8387 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi south of the junction of Halcyon Rd., SE of Oceano 61 Comment
  OBI19881  Festuca myuros Walter F. Chesebro 1978-4-9 51 A San Luis Obispo Below Montana de Oro State Park Comment
  OBI69789  Festuca myuros Steven A. Junak 1990-4-26 4212 San Luis Obispo Santa Lucia Mts: near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk rd at S end of dirt rd on Ames property, which is ca 1.8 mi W of intersection with hwy 101 518 Comment
  UCR101012  Festuca myuros var. hirsuta George K. Helmkamp, E. A. Helmkamp 1998-4-8 3245 San Luis Obispo Soda Lake Rd at Arrowbear Trail, vic. of California Valley, c. 5 mi. NW of Soda Lake 610 Comment
  OBI17825  Festuca perennis Hans Wilgenburg 1977-8-11 33 San Luis Obispo Cal Poly campus; On Radio Hill Comment
  OBI69785  Festuca perennis David J. Keil 1983-10-30 18046 San Luis Obispo Salinas River at hwy 58 bridge Comment
  OBI21890  Festuca rubra Robert F. Hoover 1949-5-7 7662 San Luis Obispo Piedras Blancas Point (just N of) Comment
  OBI66480  Fragaria chiloensis David J. Keil, with Dave Hacker 2005-6-24 30396 San Luis Obispo Coastal terrace grassland just south of Arroyo del Oso, just east of highway 1, very close to ocean Comment
  OBI51308  Fragaria vesca Jan Barber 1993-8-12 67 San Luis Obispo San Simeon State Park; near S border of park Comment
  OBI72612  Fragaria vesca Jacey Garrison, Damon Cockerham 2002-2-2 7 San Luis Obispo Los Osos, Montana de oro. 1.25 mi S of ranger station. Along hiking trl, left of rd. 1 mi down trail head 38 Comment
  SBBG104899  Frangula californica subsp. californica F. L. Johnson 1993-6-24 ROB 704 San Luis Obispo 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG104361  Frangula californica subsp. tomentella D. A. Young, F. L. Johnson 1992-6-16 ROB 7 San Luis Obispo 1 km E of Gate 11; Camp Roberts Comment
  CAS-BOT-BC53594  Frangula californica subsp. tomentella R. F. Hoover 1946-9-22 6438 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  UCR9018  Fremontodendron californicum subsp. obispoense E. R. Blakley 1965-5-8 6549 San Luis Obispo About 2.5 mi NW of Hwy 101 at the Cuesta Summit 671 Comment
  OBI51294  Fritillaria biflora Jan Barber 1994-3-21 111 San Luis Obispo San Simeon State Park. Along SE fenceline near top of slope above rock outcrops S of San Simeon Crk Comment
  OBI59374  Fritillaria biflora David J. Keil, with Jill Bushakra 2001-6-14 29548 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  UCSB673  Fritillaria biflora Newby, Ron 1959-4-11 San Luis Obispo About 13 miles N. of Morro Bay, .4 miles off hyway 1 on the road to Cambria Pines (Co. Rd.) on the corner Comment
  SJSU14167  Fritillaria biflora K. R. Himes 1989-3-25 San Luis Obispo by Tassajara Creek Rd, 14 mi NW of Santa Margarita Comment
  CDA43319  Fuchsia magellanica David J. Keil 2011-3-5 30972 San Luis Obispo Cambria. Santa Rosa Creek riparian corridor, west side of Windsor Blvd., ca. 100 m from intersection with California Route 1. Comment
  UCR61709  Galium George K. Helmkamp 1990-4-1 s.n. San Luis Obispo West Cuesta Ridge, c. 3 mi west of US Hwy 101 671 Comment
  JEPS18332  Galium andrewsii subsp. intermedium G. T. Nordstrom 1937-5-16 1231 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quadrangle Comment
  SBBG119758  Galium andrewsii subsp. intermedium J. Olson 2002-4-9 San Luis Obispo ca. 0.2 mi from gate at water treatment plant, S side of rd; Camp San Luis Obispo Comment
  UC1296298  Galium andrewsii subsp. intermedium R. F. Hoover 1965-5-20 9372 San Luis Obispo hill w Poly Canyon; Santa Lucia Range, San Luis Obispo Comment
  UC455887  Galium andrewsii subsp. intermedium I. J. Condit 1909-4-13 San Luis Obispo North School Ridge C. P. S. Comment
  RSA0021196  Galium angustifolium subsp. angustifolium David J. Keil, Matt Ritter, Mike Simpson, David Chipping, H. Bartosh, Taylor Crow 2013-5-2 31671 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.17859, -120.196577 to 35.16639227, -120.1875824. 400 Comment
  UC1143127  Galium angustifolium subsp. angustifolium G. T. Nordstrom 1937-6-1 1297 San Luis Obispo 1.5 mi nw Mammoth Rock School; Adelaida Quadrangle Comment
  OBI78462  Galium aparine David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, and Richard Pimentel 1982-3-13 15712 San Luis Obispo Pennington Crk Biological Reserve, W of San Luis Obispo Comment
  OBI80715  Galium aparine David J. Keil 1992-4-12 22823 San Luis Obispo Laguna Lake City Park 170 Comment
  SBBG18278  Galium hardhamiae C. B. Hardham 1960-6-1 5967 San Luis Obispo headwaters of Arroyo de la Cruz and Little Burnett crks 609 Comment
  OBI66115  Galium parisiense D. R. Miller 1994-5-11 594 -333 San Luis Obispo Pine Mt Region. In Walnut Orchard at Egebergs ranch; San Simeon crk drainage 610 Comment
  OBI28153  Galium porrigens Jeffery Null 1980-5-13 44 San Luis Obispo Ecological Study Area, Calif Polytechnic State Univ, San Luis Obispo Comment
  OBI4498  Galium porrigens Elizabeth Rudd 1971-5-23 293 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  OBI54148  Galium porrigens David J. Keil, Kathleen Keil 1995-4-15 24906 San Luis Obispo Shell Creek Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI78846  Galium porrigens David J. Keil 2013-8-29 31997 San Luis Obispo Morro Bay State Park. Northeast of east end of Santa Ysabel Ave on slope south of Los Osos Creek 15 Comment
  RSA74532  Galium porrigens L. S. Rose 1950-5-13 50120 San Luis Obispo Oso Flaco Lake region Comment
  OBI53146  Galium porrigens Steven A. Junak 1989-4-27 3973 San Luis Obispo Cuesta Ridge Botanical Area. Los Padres NF; Old fuelbreak or rd on N side of main rd (USFS Rd #29S11.3) which follows ridge N of Peak 2478, E portion of Cuesta Ridge Botanical Area, roughly 3.5 mi W of hwy 101 732 Comment
  SD39775  Galium porrigens var. porrigens Edith A. Purer 1933-7-20 5072 San Luis Obispo Stabilized sand dunes, northwest of Guadalupe Comment
  OBI4819  Gamochaeta ustulata Mike Wemp 1972-3-29 7 San Luis Obispo About 1/4 mi NW of Montana de Oro State Park 30 Comment
  UC672196  Gamochaeta ustulata H. L. Mason 1934-3-31 8060 a San Luis Obispo six mi n Cambria Comment
  JEPS127387  Garrya veatchii Robert Steers 2002-5-26 San Luis Obispo California Polytechnic State University. Poly Canyon. Comment
  SBBG89251  Garrya veatchii C. F. Smith 1989-4-11 San Luis Obispo ridge W of Hi Mtn 975 Comment
  UC608516  Gastridium ventricosum C. A. Graham 1938-4-26 380 San Luis Obispo 5 mi ese Bryson; Bryson Quad. 381 Comment
  CAS-BOT-BC283919  Gastridium ventricosum C. A. Graham 1938-4-26 380 San Luis Obispo 5 miles ESE of Bryson 381 Comment
  RSA0042101  Geranium dissectum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6336 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
  OBI28110  Geranium dissectum Carrie Wilson, Allison Berry 1982-5-9 35 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of CA Rte 101 on CA Rte 58- Santa Margarita. Site to R of Rd; 50 yds from RR tracks Comment
  OBI4998  Geranium dissectum Bob Hickox 1967-11-25 8 San Luis Obispo 3 mi from Morro Bay Comment
  OBI58950  Geranium molle David J. Keil, with Erik Frenzel 2001-4-19 29334 San Luis Obispo Grounds of Pacific Gas and Electric Company's Diablo Canyon Nuclear Power Plant. Western end of san Luis Range. North Ranch, 0.6?0.8 miles east from Coast Road on Crowbar Canyon Road. Vicinity of 35.231 deg. N x 120.857 deg. W. 213 Comment
  UC1123750  Gilia achilleifolia subsp. achilleifolia E. Armstrong 1934-4-1 1154 San Luis Obispo 4 mi e Santa Margarita; San Luis Obispo Quad., e of Santa Margarita Comment
  UC64879  Gilia achilleifolia subsp. achilleifolia Mrs. R. W. Summers 2761 San Luis Obispo Comment
  OBI74337  Gilia clivorum Theo Fitanides, Anthony Baniaga 2010-3-26 54 San Luis Obispo Tierra Redonda Mtn BLM ACEC 343 Comment
  UC1123790  Gilia clivorum G. T. Nordstrom 1937-4-14 1074 San Luis Obispo 3.9 mi se Williams Ranch; Adelaida Quad., se of Williams Ranch Comment
  RSA0076394  Gilia exilis Clare B. Hardham 1960-4-4 5299 San Luis Obispo Santa Lucia Mountains: hills near mouth of Cantinas Cr. 243 Comment
  UC572444  Gilia malior P. L. Johannsen 1937-4-22 1076 San Luis Obispo five and one half mi nne Padrones Springs; nne of Padrones Springs 731 Comment
  CAS-BOT-BC225549  Gilia tenuiflora D. E. Breedlove 1962-3-25 1998 San Luis Obispo On roadbank 6.5 miles south of Shandon 350 Comment
  RSA150785  Gilia tenuiflora subsp. amplifaucalis D. E. Breedlove 1962-3-25 1998 San Luis Obispo 6.5 miles south of Shandon 351 Comment
  SBBG18037  Gilia tenuiflora subsp. tenuiflora C. B. Hardham 1959-5-20 4579 San Luis Obispo N of Nacimiento Dam Comment
  UC1023805  Gilia tenuiflora subsp. tenuiflora R. F. Hoover 1947-4-26 7086 San Luis Obispo n Pozo (Upper Toro Creek); , n of Pozo Comment
  SBBG34841  Gilia tricolor subsp. tricolor Mrs. R. W. Summers 1886-2-21 San Luis Obispo Santa Maria plains; Oso Flaco plains Comment
  SBBG109586  Githopsis diffusa subsp. diffusa C. B. Hardham 1961-4-26 6914 San Luis Obispo Franklin Crk Comment
  RSA128100  Githopsis diffusa subsp. diffusa Clare B. Hardham 1957-5-12 1906 San Luis Obispo Franklin Creek near Camp Natoma. Comment
  POM280681  Gnaphalium chilense Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Cambria Pines. Comment
  RSA781232  Gnaphalium luteoalbum A. C. Sanders 2011-2-21 38726 San Luis Obispo Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 15 Comment
  OBI56679  Grindelia hirsutula David J. Keil 1998-5-18 27287 San Luis Obispo E of Cayucos along Old Creek Rd., 2.8 mi. from junction with californica. Rte. 1, about 500 ft. E of Whale Rock Reservoir. Comment
  POM305206  Grindelia hirsutula Henry J. Ramsey, Henry J. Ramsey 1940-4-21 584 San Luis Obispo Morro Bay region Comment
  SBBG118178  Grindelia hirsutula M. Wetherwax, E. Painter 2000-6-13 SLO 147 San Luis Obispo Madera Rd, near jct with Amador Rd; Camp San Luis Obispo 95 Comment
  JEPS50751  Grindelia hirsutula Rimo Bacigalupi 1967-6-27 9297 San Luis Obispo just n Piedras Blancas Point Comment
  SBBG18332  Grindelia hirsutula C. B. Hardham, C. Butterworth 1960-6-2 5982 San Luis Obispo Old Crk Rd to Santa Rita Crk Comment
  OBI56397  Grindelia stricta var. platyphylla David J. Keil 1999-5-20 28348 San Luis Obispo Pismo Beach. Along Crpress Street. Comment
  UC1296266  Guillenia lasiophylla R. F. Hoover 1949-5-1 7655 San Luis Obispo at junction of Cottonwood Pass Rd and Palonio Pass Rd.; Cholame Valeey Comment
  CAS-BOT-BC304668  Gutierrezia californica Carl B. Wolf 1932-11-18 4417 San Luis Obispo Upper end of Cuyama Valley. Santa Maria - Maricopa State Highway, 1 mi. W. of Kern Co. Line 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
  UCD132610  Gutierrezia californica John Thomas Howell 1973-11-2 50316 San Luis Obispo San Luis Obispo County: upper Cuyama Valley 1 mile west of Kern County line. 792 Comment
  SEINET11841378  Haplopappus ericoides George K. Helmkamp 1982-1 s.n. San Luis Obispo S end of Morro Bay in Baywood Park 0 Comment
  UCR122930  Haplopappus squarrosus R. D. Goeden 1998-9-9 090998- 10 San Luis Obispo Central Coast, Atop Black Hill above Morro Bay 201 Comment
  OBI79147  Hazardia squarrosa David J. Keil 2013-8-22 31968 San Luis Obispo Morro Bay State Park. Along South Bay Blvd. north of intersection with State Park Road 20 Comment
  OBI79815  Hazardia squarrosa D. R. Miller 2013-9-5 913 .1075 San Luis Obispo The Rocky Butte/Pine Mountain Region, Tobacco Ridge Road abouve serpintine section, drainage tobacco creek. 817 Comment
  CAS-BOT-BC302404  Hazardia stenolepis R. F. Hoover 1947-9-19 7403 San Luis Obispo East of grade below Rinconada Mine Comment
  UC2027159  Hedera canariensis David J. Keil 2011-10-13 31124 San Luis Obispo Baywood Park-Los Osos area. Vicinity of eastern end of Santa Lucia Ave. near south shore of Morro Bay Comment
  UCR231035  Hedera canariensis A. C. Sanders 2011-12-31 39956 San Luis Obispo Central Coast, Morro Bay, in town along Quintana Rd. 0.2 mi. east of intersection with Main St., just S of Hwy 1 25 Comment
  CAS-BOT-BC306725  Helenium bigelovii Clare B. Hardham 1956-7-15 1258 San Luis Obispo Santa Lucia Mountains. Santa Rita Creek Comment
  CAS-BOT-BC309506  Helenium puberulum Alice Eastwood 1927-8-1 15030 San Luis Obispo San Simeon Bay Comment
  CAS-BOT-BC309508  Helenium puberulum Roxana S. Ferris 1929-4-16 7655 San Luis Obispo Toro Creek, north of Moro Comment
  OBI72876  Helenium puberulum David J. Keil 1988-1 20826 San Luis Obispo Morro Bay - Rolling Hills between Downing Ave. and South Bay Blvd.; North of California Rte 1 143 Comment
  JEPS18199  Helianthemum scoparium Rimo Bacigalupi with G. T. Robbins, H. Mason, and L. Mason 1956-3-30 5566 San Luis Obispo northern portion of mesa about 2.5 mi s Los Berros; Nipoma Mesa 106 Comment
  RSA20401  Helianthemum scoparium var. vulgare Roxana S. Ferris, Ruth P. Rossbach, R. T. Ferris 1938-5-12 9449 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highway 178. Comment
  OBI16330  Helianthus annuus Robert F. Hoover 1966-9-16 10070 San Luis Obispo 2 mi N of Creston Comment
  OBI38236  Heliotropium curassavicum Eric Wise 1983-10-16 1799 San Luis Obispo Ortega Spring. 1 mi S of hwy 46 (near cholame) on Bitterwater Valley Rd Palo Prieto Cyn. 2 coll One at spring with cattle feeder and the other about 1/4 mi closer to rd Comment
  UCSB51304  Heliotropium curassavicum Moseley, Maynard 1984-10-6 San Luis Obispo Intersection of ramp from US Hwy. 101 and Los Osos Vallet Rd.; SE limits of San Luis Obispo City Comment
  OBI77528  Helminthotheca echioides David J. Keil, Eric Wise 1981-5-25 14748 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  LA211602  Hemizonia congesta subsp. luzulifolia Mark A. Elvin; David Keil 2014-9-12 7611 San Luis Obispo East of Morrow Bay; ca. 250 NE of Portola Point, in saddle along Live Oak Trail at beginning of Portola Trail. 53.0 Comment
  OBI16208  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1946-9-15 6400 San Luis Obispo Rinconada districts, betw Santa Margarita and Pozo Comment
  UC935676  Hemizonia congesta subsp. luzulifolia LeRoy Abrams 1909-8-24 San Luis Obispo San Luis Obispo Comment
  RSA152181  Hemizonia increscens G. Thomas Robbins, John Weiler 1959-8-7 4139 San Luis Obispo West of State Hwy 1, 1.8 miles N of Arroyo de la Cruz, 5.6 miles S of the Monterey County line. 15 Comment
  IRVC29247  Hemizonia paniculata G. K. Helmkamp, E. A. Helmkamp 2004-10-1 8826 San Luis Obispo 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek Central Coast; Outer South Coast Range 171 Comment
  RSA201552  Heracleum maximum Robert F. Hoover 1947-6-2 7256 San Luis Obispo Cambria, in thickets along Santa Rosa Creek Comment
  CAS-BOT-BC388481  Herniaria Clare B. Hardham 1960-6-9 6083 San Luis Obispo Paso Robles Comment
  SBBG118280  Hesperevax sparsiflora var. sparsiflora A. Dilworth, J. Goldzman 1998-4-22 San Luis Obispo ca. 0.2 mi from intersection of Chorro Valley Rd and dirt rd on E side of Chorro Crk; Camp San Luis Obispo; LCTA plot 309 Comment
  CDA16364  Hesperocnide tenella G. F. Hrusa 2000-4-13 15350 San Luis Obispo Carrizo Plain; Goat Springs pasture, W of KCL Ranch campground. 731 Comment
  SFV286  Hesperocyparis sargentii E. R. Blakley 1956-9-21 1992 San Luis Obispo South Coast Ranges North Slope Cypress Mountain, Santa Lucia Mountains._x000B_Moist serpentine soil Comment
  UCSB62931  Hesperocyparis sargentii Sarr, Dan 1995-7-25 San Luis Obispo In the Boundary at The Queen Bee 66, N of Mechesma Wilderness 600 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
  OBI53566  Hesperomecon linearis Arthur W. Hazebrook 1991-5-7 72 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis hill Comment
  SBBG93671  Hesperoyucca whipplei S. A. Junak 1990-5-15 4322 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, ca. 0.5 rd mi S of W Cuesta Ridge Rd along rd leading to Pick and Shovel Mine 652 Comment
  RSA710339  Heteranthemis viscidihirta George K. Helmkamp 2004-4-1 8410 San Luis Obispo Central Coast: Nipomo Mesa; Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 miles S of Halcyon Road 76 Comment
  SEINET6413272  Heteranthemis viscidihirta R. Spellenberg 2014-5-10 14786 San Luis Obispo Morro Bay, South Bay Blvd. just N of Los Osos Valley Rd., E side of road. 40 Comment
  UCR140092  Heteranthemis viscidihirta George K. Helmkamp 2004-4-1 8410 San Luis Obispo Central Coast, Nipomo Mesa; Mesa Dunes Mobile Home Park along Mesa View Dr., 0.2 mi south of Halcyon Rd. 76 Comment
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Jul 6 2012
  OBI64658  Heteranthemis viscidihirta David J. Keil 2005-5-31 30378 San Luis Obispo San Luis Obispo. New Prefumo Canyon Estates subdivision on west side of Prefumo Canyon Creek Comment
  HSC91506  Heteromeles arbutifolia Susan H. Bicknell 1988-11-22 San Luis Obispo Montano de Oro, MDO13, N face of Hazard Canyon Comment
  OBI4935  Heteromeles arbutifolia VrMeer 1955-3-8 15 San Luis Obispo Poly Cyn Comment
  OBI78689  Heteromeles arbutifolia Matt Gross 2013-1-25 San Luis Obispo About 1/4 mile past gate on Poly Canyon Road, east of road by about 100 ft. 61 Comment
  OBI83459  Heteromeles arbutifolia Tanner Tellenbach, Elijah Lax, Brett Donahue, Nolan Donahue 2017-1-26 4 San Luis Obispo Johnson Ranch Open Space: take Highway 101 south to exit 198 for Higuera Street. At the bottom of a horseshoe bend in the off ramp, turn left into a parking area for Johnson Ranch. To the right of the road follow the trail, cross a stream, about 100 yards up from the stream, and about 50 yards to the right of the trail if you are looking at the stream. 80 Comment
  CAS-BOT-BC148459  Heteromeles arbutifolia Ernest C. Twisselmann; Donald J. Bedell 1969-11-15 16332 San Luis Obispo Sulfur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 205 Comment
  OBI10133  Heteromeles arbutifolia Bonnie M. Thompson 1963-11-19 542 San Luis Obispo Cal State Polytechnic College front side of M.E. bldg Comment
  RSA0075849  Heterotheca grandiflora E. C. Twisselmann 1972-9-23 19280 San Luis Obispo At T. Franklin Twisselmann home in Choice Valley. 640 Comment
  RSA0075852  Heterotheca grandiflora David J. Keil 1988-7-2 20877 San Luis Obispo Morro Bay State Park, east of South Bay Blvd. Vicinity of old cement plant or on hill to northeast. Comment
  CAS-BOT-BC311315  Heterotheca sessiliflora subsp. echioides Alice Eastwood 1927-7-30 14995 San Luis Obispo Along road from Arroya Grande to Huasna Comment
  RSA220013  Heterotheca sessiliflora subsp. echioides E. C. Twisselmann 1962-10-10 7912 San Luis Obispo Carrisa [now Carrizo] Plains: Hwy 173 [wrong number] at the Lewis Ranch. Plants of the Temblor Range and Western San Joaquin Valley. 631 Comment
  JEPS35244  Hieracium argutum R. F. Hoover 1946-8-3 6251 San Luis Obispo Upper Coon Creek Comment
  OBI49786  Hieracium argutum D. R. Miller 1991-7-9 791 -2 San Luis Obispo Along roadside on rd to 'The Property'. On E slope of Pine mtn 701 Comment
  CAS-BOT-BC55425  Hirschfeldia incana Ernest C. Twisselmann 1968-6-14 14331 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorthoy Twisselmann Ranch, eastern SLO county. 670 Comment
  UC16289  Hoita macrostachya Mrs. Blochman 1892-1 San Luis Obispo Comment
  JEPS99199  Hoita macrostachya Clare B. Hardham 1958-9-2 3908 San Luis Obispo near San Luis Obispo (Steiner Creek) Comment
  RSA231226  Hoita orbicularis D. W. Taylor 1970-6-23 T- 70 -122 San Luis Obispo Black Lake Canyon, 1.1 miles east of State Highway 1. Comment
  UC57485  Hoita orbicularis J. H. Barber 1899-5-22 San Luis Obispo Morro Comment
  UCR119837  Holcus lanatus David J. Keil 1984-5-28 18290 San Luis Obispo Central Coast, along southern end of Morro Bay at Sweet Springs Marsh 1 Comment
  CAS-BOT-BC325890  Holocarpha heermannii Louis Sinsheimer 1927-7-31 s.n. San Luis Obispo Adelaide Comment
  UC1583640  Holocarpha heermannii David Keil 1983-9-10 17946 San Luis Obispo n of San Simeon (vicinity of Arroyo de la Cruz); Arroyo de la Cruz Comment
  CAS-BOT-BC325906  Holocarpha heermannii Clare B. Hardham 1956-8-3 1255 San Luis Obispo Jack Mt., Santa Lucia Mountains Comment
  OBI16061  Holocarpha heermannii Robert F. Hoover 1947-8-17 7381 San Luis Obispo Near summit of Santa Lucia Mts on Templeton -Cambria Rd Comment
  OBI29107  Holodiscus discolor Karen Symonds 1982-7-25 11 San Luis Obispo Montana de Oro State Park, along coon Creek trail Comment
  OBI51406  Holodiscus discolor Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .27 San Luis Obispo San Simeon State Park. NE corner of park Comment
  UC1146325  Hordeum brachyantherum subsp. brachyantherum R. F. Hoover 1965-6-14 9420 San Luis Obispo 1.8 mi N of Arroyo de la Cruz Comment
  CAS-BOT-BC285027  Hordeum depressum Ernest C. Twisselmann 1954-4-20 1107 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Summit: San Andreas Fault 655 Comment
  OBI64468  Hordeum depressum David J. Keil 2001-5-10 29434 San Luis Obispo Bitterwater Road, Pinole Spring. 10.1 road miles north from Highway 58 at site of stone springbox on slope below road. Vicinity of 35.49703 deg. N x 120.07248 deg. W. 689 Comment
  OBI77715  Hordeum marinum subsp. gussoneanum G. F. Hrusa 1998-4-25 14197 San Luis Obispo South Coast Range. Corner of Hwy 41/46 and Cholame Valley Rd. 350 Comment
  OBI28176  Hordeum murinum Jeffrey Null 1980-5-11 12 San Luis Obispo Ecological Study Area, Cal Poly State Univ, San Luis Obispo Comment
  JEPS70217  Hordeum murinum subsp. leporinum Robert J. Rodin 1970-5-5 8395 San Luis Obispo Nature Preserve San Luis Obispo Nature Preserve, San Luis Obispo 15 Comment
  CAS-BOT-BC271395  Hordeum vulgare T. Franklin Twisselmann 1970-5-16 4 San Luis Obispo Davidson Hills, Choice Valley, eastern San Luis Obispo county 609 Comment
  OBI66119  Hordeum vulgare D. R. Miller 1994-4-7 494 -171 San Luis Obispo Pine Mt region. At yard area of ranch house, 1st gate, San Simeon crk drainage 500 Comment
  UCR123152  Horkelia cuneata George K. Helmkamp, E. A. Helmkamp 2002-4-16 7403 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  CAS-BOT-BC537149  Horkelia cuneata var. cuneata R. F. Hoover 1959-4-3 8486 San Luis Obispo 1.8 mi. N of Arroyo de la Curz on St. Hiway 1 (above site of former Washington School) Comment
  UCSB12633  Horkelia cuneata var. sericea Haller, John 1961-6-1 San Luis Obispo Adjacent to California state highway 1, 3.3 mi by road NW of junction with road to Oso Flaco Lake, about 6.5 mi by road S of Arroyo Grande Comment
  CDA15109  Hornungia procumbens G. F. Hrusa 1998-3-28 14192 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Simmler-Bitterwater Rd. immed. E of Painted Rock Ranch at S end of Soda Lake. Comment
  OBI39011  Hornungia procumbens David J. Keil, Dirk Walters, et al 1986-3-22 19088 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
  OBI77658  Hornungia procumbens G. F. Hrusa 1998-3-28 14192 San Luis Obispo South Coast Ranges. Carrizo Plain Natural Area. On roadside of Simmler-Bitterwater rd immed E of Painted Rock Ranch at S end of Soda Lake. USGS Quad Painted Rock 7.5 580 Comment
  UCD115190  Hornungia procumbens G. F. Hrusa 1998-3-28 14192 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area. On roadside of Simmler-Bitterwater Rd. immed. E of Painted Rock Ranch at S end of Soda Lake. 580 Comment
  OBI8953  Hydrocotyle ranunculoides Robert F. Hoover 1947-7-26 7332 San Luis Obispo Near Piedras Blancas Point (just N of) Comment
  OBI37377  Hydrocotyle verticillata Eric Wise 1982-7-2 1619 San Luis Obispo Oso Flaco Lake Comment
  JEPS35303  Hypochaeris glabra R. F. Hoover 1950-5-22 7927 San Luis Obispo summit of ridge above Cuesta Pass Comment
  OBI17679  Hypochaeris glabra Dave Imper 1977-3-21 58 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd 76 Comment
  UC1069652  Hypochaeris glabra P. L. Johannsen 1936-3-21 692 San Luis Obispo 1.5 mi se Terrace Hill; San Luis Obispo Quadrangle Comment
  SBBG104481  Hypochaeris radicata M. D. Proctor, E. A. Young 1993-4-16 ROB 447 San Luis Obispo Cantonment Area; Camp Roberts Comment
  SBBG111585  Isocoma acradenia C. B. Hardham 1957-9-7 2599 San Luis Obispo Creston Comment
  CAS-BOT-BC316741  Isocoma acradenia var. bracteosa Ernest C. Twisselmann 1954-10-9 1618 San Luis Obispo Hills at summit of Palo Prieta canyon, 8 miles south of Cholame, Temblor Range and the Western San Joaquin Valley 685 Comment
  UCSC000781  Isocoma arguta E. P. Unangst 2006-9-23 s.n. San Luis Obispo Morrs Comment
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Jan 30 2019
  CAS-BOT-BC311680  Isocoma menziesii var. sedoides R. F. Hoover 1964-10-3 9313 San Luis Obispo Mouth of Coon Creek Comment
  UC1321283  Isocoma menziesii var. sedoides R. F. Hoover 1966-9-13 10000 San Luis Obispo Point Sierra Nevada Comment
  RSA18232  Isocoma menziesii var. sedoides C. B. Wolf 1929-4-16 3618 San Luis Obispo Mouth of small creek at coast, 4 miles N of Morro Bay Comment
  CAS-BOT-BC324701  Isocoma menziesii var. vernonioides Peter H. Raven 1957-8-31 11287 San Luis Obispo 2.3 miles north of mouth of Arroyo de la Cruz Creek Comment
  CHSC28522  Isocoma menziesii var. vernonioides M. S. Taylor 1977-1-3 1295 San Luis Obispo Coastal bluff, ca. 20 ft from ocean cliff, Montana de Oro Park, ca. 12 mi n of San Luis Obispo. 0 Comment
  POM359616  Isocoma menziesii var. vernonioides Thekla Mohr 1911-07 s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC324696  Isocoma menziesii var. vernonioides Vern Yadon 1974-10-27 s.n. San Luis Obispo Lonoak Road east of King City east side of Salinas Valley Comment
  CAS-BOT-BC61903  Isoetes nuttallii R. F. Hoover 1957-4-21 7855 San Luis Obispo Cambria Comment
  OBI1059  Isoetes nuttallii R. F. Hoover 1950-5-7 7897 San Luis Obispo Between Rocky Butte and Pine Mt., Santa Lucia Range Comment
  CAS-BOT-BC61901  Isoetes nuttallii Clare B. Hardham 1957-4-19 1676 San Luis Obispo Dry Lake Rancho Santa Rita (Juhl Ranch) west of Templeton Comment
  OBI43018  Isolepis cernua Robert J. Rodin 1972-3-29 8611 San Luis Obispo Oso Flaco, S side of lagoon Comment
  SD122143  Isolepis cernua Robert T. Clausen, Harold Trapido 1940-6-24 4737 San Luis Obispo In springy place, Graggs Canyon, Miles. (IPB 11/07) Comment
  CAS-BOT-BC112554  Isolepis cernua Herbert L. Mason 1946-6-9 12866 San Luis Obispo Dune Lakes, between Ocrano and mouth of Santa Maria River. Comment
  OBI43607  Isolepis cernua Eric Wise 1981-6-15 615 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Turri Rd, 1 mi E of So. Bay Blvd Comment
  RSA171033  Jaumea carnosa R. F. Thorne, P. Everett 1963-6-12 32267 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. 8 Comment
  RSA586075  Juglans californica F. Johnson, E. A. Young 1993-5-23 s.n. San Luis Obispo Boyscout Rd. by Nacimento River Comment
  RSA201742  Juglans californica J. R. Swanson 1967-3-28 s.n. San Luis Obispo Along Santa Rosa Creek, 3.2 miles E of Cambria along Hwy 41; (Range extension to north by ca. 100 miles) 61 Comment
  OBI72573  Juglans hindsii Jillian C. Boettcher 2002-4-29 10 San Luis Obispo Avila Beach. Turnout on Avila Beach Dr 1 mi W of Hwy 101 exit Comment
  SBBG109986  Juncus C. B. Hardham 1956-6-3 891 San Luis Obispo Marquart Ranch, Cayucos Rd Comment
  SD129142  Juncus acutus G. Helmkamp 1989-8-6 San Luis Obispo Baywood Park, at the south end of Morro Bay, [in] sand and silt. 3 Comment
  OBI60492  Juncus breweri Larry Kelly, David J. Keil 1988-10-1 277 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  RSA368332  Juncus breweri Austin P. Griffiths 1967-8-13 5384 San Luis Obispo just S of Black Lake, near N end of Nipomo Dunes Comment
  SBBG109780  Juncus bufonius C. B. Hardham 1958-4-30 3095 San Luis Obispo Creston Rd, 6 mi E of Paso Robles Comment
  OBI21098  Juncus bufonius var. congestus Robert F. Hoover 1958-5-12 8470 San Luis Obispo 18 mi E of Creston on La Panza rd Comment
  UCR42642  Juncus dubius E. A. Wise 1982-6-10 1500 San Luis Obispo Pond on Hwy 58, 1.1 mi east of Creston O'Donovan Road. 415 Comment
  SD37609  Juncus lescurii Edith A. Purer 1932-8-28 4840 San Luis Obispo Oceano, sand dunes. Comment
  SD37610  Juncus lescurii Edith A. Purer 1931-8-7 2233 San Luis Obispo Oceano, in low areas (salt marsh) which are being filled by moving dunes. Comment
  SBBG122332  Juncus mexicanus D. Keil, T. Teed, M. Uchida 2001-6-15 29585 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  UC771778  Juncus mexicanus R. F. Hoover 1946-9-14 6383 San Luis Obispo near Santa Margarita-Creston road summit Comment
  UCD141673  Juncus oxymeris G. F. Hrusa 1987-6-15 5420 San Luis Obispo San Luis Obispo County: Big Falls Canyon. Tributary of Lopez Canyon. Comment
  OBI80300  Juncus patens William McNulty, Blair Howington and Julia Mace 2014-11-11 1 San Luis Obispo Cal Poly property, 1 mile east of 'Architecture Graveyard' in Poly Canyon 152 Comment
  CDA20920  Keckiella cordifolia G. F. Hrusa 1993-5-2 11037 San Luis Obispo Reservoir Canyon Comment
  OBI51721  Koeleria macrantha R. Mike Arens 1994-4-9 48 San Luis Obispo Calif Polytechnic State Univ Campus.In Poly Cyn near Botanic Garden foot bridge 244 Comment
  UC1136409  Krascheninnikovia lanata N. French 1936-3-19 748 San Luis Obispo 1 mi. n.e. Spanish Ranch; Santa Barbara Nat'l Forest, McKittrick Quad. Comment
  OBI15973  Lactuca saligna Robert F. Hoover 1964-8-13 9222 San Luis Obispo San Bernardo Crk Comment
  OBI49636  Lagophylla ramosissima David J. Keil 1989-5-3 21204 San Luis Obispo San Luis Obispo hillsides between Los Osos Valley rd and Prefumo Cyn rd accessed from end of Diablo Dr at site of proposed Irish Hills Golf course Comment
  RSA784519  Lagophylla ramosissima Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-18 40 San Luis Obispo close to KCL Campground, west of Soda Lake Road, 10.4 miles south of Goodwin Education Center, and 19 miles north of State Highway 166 Comment
  CAS-BOT-BC341614  Lagophylla ramosissima Herman Knoche 1919-5-17 Series A, No. 284 San Luis Obispo Atascadero region, Paso Robles Comment
  JEPS13593  Lagophylla ramosissima Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5239 San Luis Obispo 7.5 mi e of Santa Margarita; Parkhill Road 457 Comment
  OBI8352  Lagunaria patersonia David J. Keil 1977-7-3 12439 San Luis Obispo Camp of Calif Polytechnic State Univ, San Luis Obispo Comment
  CAS-BOT-BC273868  Lamarckia aurea R. F. Hoover 1948-4-25 7490 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC273866  Lamarckia aurea Ira L. Wiggins 1929-4-13 3452 San Luis Obispo North end of Cuesta Grade Comment
  OBI72626  Lamium amplexicaule Alexis Brooks 2002-2-23 2 San Luis Obispo Hwy 58 329 Comment
  OBI33858  Lamium amplexicaule Melissa Luckow, CNPS 1981-4-18 653 San Luis Obispo Hwy 58 at the Salinas River Bridge at the head of Calf Cyn Comment
  SBBG49311  Lamium purpureum P. T. Hom 1974-5-23 36 San Luis Obispo intersection of Hwy 101 and Hwy 46 at Paso Robles 219 Comment
  CAS-BOT-BC295368  Lasthenia R. C. Wenk 2007-4-20 657 San Luis Obispo Carrizo Plain National Monument, above Selby Rocks campground. Foothills of the Caliente Range 731 Comment
  CAS-BOT-BC339021  Lasthenia californica R. F. Hoover 1967-4-8 10376 San Luis Obispo Carrizo Plain near north end of Soda Lake Comment
  CAS-BOT-BC334581  Lasthenia californica Roxana S. Ferris 1955-5-24 12818 San Luis Obispo Carisso Plain 3.7 miles south of Simmler at northern border of Soda Lake Comment
  CAS-BOT-BC337898  Lasthenia californica Eben McMillan 1951-3-10 s.n. San Luis Obispo Wreden Ranch, junction San Luis Obispo and Kern Counties, overlooking San Joaquin Valley 762 Comment
  CAS-BOT-BC329191  Lasthenia ferrisiae Ernest C. Twisselmann 1954-3-26 947 San Luis Obispo Plants of Temblor Range and Western San Joaquin Valley. Chris Twisselmann Ranch, 7 mi S of Cholame 670 Comment
  RSA8261  Lasthenia ferrisiae I. L. Wiggins 1932-3-20 5783 San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  CAS-BOT-BC352740  Lasthenia fremontii R. F. Hoover 1967-4-8 10372 San Luis Obispo Carrizo Plain near north end of Soda Lake. Comment
  RSA522573  Lasthenia fremontii David J. Keil 1986-3-22 19069 San Luis Obispo Carissa Plain N of Soda Lake, 2.4 mi E of Soda Lake Rd on Belmont Tr. 579 Comment
  CAS-BOT-BC355492  Lasthenia glaberrima R. F. Hoover 1950-5-15 7916 San Luis Obispo NJear NW end of Laguna Comment
  OBI75061  Lasthenia gracilis David J. Keil 1988-3-19 20397 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
  UC1314941  Lasthenia gracilis R. F. Hoover 1967-5-6 10545 San Luis Obispo Jack Lake Comment
  JEPS10152  Lasthenia gracilis W. L. Jepson 1927-4-26 11984 San Luis Obispo valley flats about settlement of Pozo Comment
  UC1285407  Lasthenia gracilis R. F. Hoover 1948-5-14 7526 San Luis Obispo on ocean bluff s mouth of Islay Creek Comment
  UC524094  Lasthenia gracilis Ira L. Wiggins 1932-3-20 5787 San Luis Obispo hillsides in immediate vicinity of Cholame 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
  SBBG123213  Lasthenia leptalea D. Keil 1998-4-20 26878 San Luis Obispo Bee Rock Rd, 0.3 mi S of Interlake Rd, N of Lake Nacimiento Comment
  UC1314955  Lasthenia microglossa R. F. Hoover 1967-4-5 10350 San Luis Obispo between San Juan River and Carrizo Plain (on Highway 58) Comment
  CAS-BOT-BC370873  Lasthenia minor R. F. Hoover 1948-4-17 7876 San Luis Obispo San Juan River south of Shandon. Comment
  UC1285236  Lasthenia minor R. F. Hoover 1952-4-20 8134 San Luis Obispo n side of Soda Lake; Carrizo Plain Comment
  OBI66390  Lathyrus tingitanus David J. Keil 2006-5-24 30455 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 deg. 20.91'N, 120 deg. 31.20'W 427 Comment
  OBI35390  Lathyrus vestitus K. A. Nadeau 1983-7-8 37 San Luis Obispo About 3 mi. east of San Luis Obispo on ridge above intersection of Broad Street and Rockview Rd. Comment
  UCSB28692  Lathyrus vestitus Hardham, Clare 1967-3-1 San Luis Obispo Big Rock, Shell Peak area, SE end of county Comment
  OBI13232  Lathyrus vestitus var. vestitus Robert F. Hoover 1947-4-20 6996 San Luis Obispo Sycamore Crk, W slope of La Panza Range Comment
  UC1929865  Lavandula stoechas Scott D. White, Ken McDonald 2001-5-9 8451 San Luis Obispo CENTRAL COAST: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 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
  RSA522589  Lavatera cretica David J. Keil 1984-7-20 18314 San Luis Obispo Arroyo Grande. 0.6 miles from E. Cherry Road on Branch Mill Rd. Roadside in agricultural area. Comment
  UCSB26997  Layia Jerry W. Copeland 1964-3-27 24 San Luis Obispo collected 6.5 mi N, along the E-side of State Highway 1 Guadalupe - , and State Highway 1 Comment
  UCSB17142  Layia gaillardioides Hardham, Clare 1959-4-22 San Luis Obispo Santa Rita Canyon, Santa Lucia Mountains, west of Templeton Comment
  CAS-BOT-BC321667  Layia glandulosa Alice Eastwood 1926-5-5 13898 San Luis Obispo Cholame Comment
  SBBG8530  Layia glandulosa C. B. Hardham 1958-3-1 2866 San Luis Obispo between Geneseo School and Creston Comment
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Apr 15 2019
  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
  UCSB32619  Layia glandulosa Nielsen, P. 1977-4-22 San Luis Obispo 6 miles north of Guadalupe on Calif. 1, east side of road; Nipomo Mesa 30 Comment
  UCSB51488  Layia glandulosa Willis, Mel 1967-4-22 San Luis Obispo On east side of Hiway 1, 6.0 miles no. of Guadalupe, Nipomo Mesa 30 Comment
  OBI54861  Layia hieracioides David J. Keil 1997-4-18 26211 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 5.7 road miles north of junction with san jose-avenales road. 652 Comment
  CAS-BOT-BC327490  Layia jonesii R. F. Hoover 1948-4-14 7442 San Luis Obispo 2 mi NW of Cuyucos Comment
  CAS-BOT-BC327620  Layia munzii David D. Keck; J. Clausen 1935-4-10 3135 San Luis Obispo E side of Soda Lake, Carrizo Plains 597 Comment
  CAS-BOT-BC327689  Layia munzii I. J. Condit 1910-3-31 s.n. San Luis Obispo Carrisa Plains Comment
  LA203806  Layia munzii David D. Keck; J. Clausen 1935-4-9 3097 San Luis Obispo Cholame Creek, at Cholame 365 Comment
  POM220928  Layia munzii Roxana S. Ferris 1935-3-28 s.n. San Luis Obispo Summit of Cholame-Simmler Road about 11 miles north of Simmler Comment
  OBI5224  Layia platyglossa Mike Wemp 1972-3-29 32 San Luis Obispo 1/2 mi NW of Montana de Oro state park campground 61 Comment
  OBI83669  Layia platyglossa Ivy Munnerlyn, Bryce Aston 2017-4-28 12 San Luis Obispo Open space above San Luis Obispo high school. Top of hill about 20 feet from fire lookout tower. Exposed area, very windy and harsh Comment
  CAS-BOT-BC385857  Layia platyglossa Clare B. Hardham 1959-4-12 4226 San Luis Obispo Leffingwell Creek, Cambria Comment
  JEPS40005  Layia platyglossa W. L. Jepson 1927-4-26 11979 San Luis Obispo 4 to 5 mi e on road to Pozo; Santa Margarita Comment
  OBI38512  Lemna minor Eric Wise 1981-6-29 811 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI38507  Lemna minuta Eric Wise 1981-9-29 1281 San Luis Obispo Oso Flaco Lake Comment
  OBI7628  Lepechinia calycina Christian Smith 1974-6-1 s.n. San Luis Obispo Santa Rita crk, about 2 mi from Whale rock reservoir in sense shade Comment
  RSA0041499  Lepechinia calycina LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6431 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
  CAS-BOT-BC221510  Lepechinia calycina Rev. R. W. Summers 1882-8-6 665 San Luis Obispo Sta [Santa] Margarita hills Comment
  OBI36428  Lepechinia calycina Rhonda Riggins 1985-4-25 1522 San Luis Obispo Los Padres Natl Forest. Pozo summit along Pozo-La Panza rd Comment
  UC2027574  Lepidium densiflorum David J. Keil 2012-7-18 31445 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line. Comment
  RSA66568  Lepidium dictyotum Alice Eastwood 1935-3-25 2009 San Luis Obispo Cholame Comment
  RSA714436  Lepidium dictyotum R. E. Riefner Jr. 2002-4-4 2 -72 San Luis Obispo San Andreas Rift, Carrizo Plain, due east ca 2 miles off Soda Lake Rd, ca 5 miles S of Soda Lake. 584 Comment
  SD236243  Lepidium dictyotum R. E. Riefner Jr. 2002-4-4 02 72 San Luis Obispo San Andreas Rift, Carrizo Plain, due east ca 2 miles off Soda Lake Road, ca 5 miles south of Soda Lake (Painted Rock 7.5'Q) 584 Comment
  CAS-BOT-BC89024  Lepidium dictyotum R. F. Hoover 1966-3-30 9768 San Luis Obispo Carrizo Plain, sout of Soda Lake. Comment
  UC1872926  Lepidium dictyotum var. dictyotum David Keil 2001-3-28 29217 San Luis Obispo SE of Cholame along Davis Road, 1 mi SE of California Water Project pipeline corridor. 377 Comment
  UCD115483  Lepidium jaredii P. Schiffman 1993-3-19 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, in center of valley adjacent to Panorama Rd. (formerly San Diego Creek Rd.) 1.6 mi E. from intersection with Soda Lake Rd. Comment
  SBBG112556  Lepidium nitidum D. Keil, K. Keil 1992-4-11 22787 -2 San Luis Obispo California Valley, Carissa Plain, Belmont Trail, ca. 2 mi E of Soda Lake Rd, at intersection with small cross rd Comment
  UC56038  Lepidium nitidum J. H. Barber 1899-3-26 San Luis Obispo Paso Robles Comment
  UCD147060  Lepidium nitidum Rachelle Boul; T. Keeler-Wolf 2008-3-14 CARR 18 -4 San Luis Obispo San Luis Obispo County: Carrizo Plains, Soda Lake area. 586 Comment
  OBI33839  Lepidium nitidum Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1085 San Luis Obispo Soda lake Rd, next to first alkali lake. 1.2 mi NW of hwy 166 Comment
  OBI77671  Lepidium nitidum Craig Woods 1978-2-19 7 San Luis Obispo Carrizo Plain, N end of Soda Lake 594 Comment
  RSA0028863  Lepidium perfoliatum David J. Keil, Lynne Dee Althouse, Dan Meade, Jason Dart, Meg Perry, Naomi Oyler 2008-3-31 30495 San Luis Obispo Carrizo Plain north of Highway 58 off Bitterwater Road. Comment
  OBI54312  Lepidium pinnatifidum David J. Keil 1996-6-25 25914 San Luis Obispo Laguna Lake Park and vicinity, San Luis Obispo Comment
  OBI73245  Lepidium strictum David J. Keil 2000-5-24 28740 San Luis Obispo Comment
  RSA128198  Lepidospartum squamatum Clare B. Hardham 1957-10-16 2680 San Luis Obispo Nacimiento River below dam. Comment
  SBBG104620  Leptochloa fusca subsp. fascicularis F. L. Johnson, N. A. McCarty 1993-10-16 ROB 762 San Luis Obispo ca. 0.5 km N of Bee Rock Rd on East Perimeter Rd; Camp Roberts Comment
  RSA0021800  Leptochloa fusca subsp. uninervia David J. Keil 2012-7-27 31496 San Luis Obispo Nipomo. Strawberry field on north side of Eucalyptus Road at intersection with Scenic View Way. 86 Comment
  SEINET7967504 Image available Leptosiphon liniflorus David Keil 1980-9-18 14221 San Luis Obispo 3.3 miles N. of Hwy 58 on Shell Creek Road. Comment
  SBBG108199  Leptosiphon parviflorus C. B. Hardham 1957-4-25 1735 San Luis Obispo crest SE of Cypress Mtn Comment
  OBI11351  Leptosiphon parviflorus R. F. Hoover 1958-4-11 8449 San Luis Obispo Atascadero-Creston road Comment
  OBI28768  Leptosyne calliopsidea Melissa Luckow, With CNPS 1981-4-18 658 San Luis Obispo Ca. 1/2 mi S of Soda lake on hwy 58 Comment
  UCR134376  Lessingia filaginifolia var. filaginifolia George K. Helmkamp 2003-9-26 8172 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  OBI81406  Lessingia glandulifera var. glandulifera Michael Walgreen 2012-9-11 462 San Luis Obispo Growing in a 40 acre rural property in San Miguel between Wellsona Rd and San Marcos Rd west of Highway 101. Common in sandy creek bed of San Marcos Creek 214 Comment
  SBBG35758  Lessingia glandulifera var. pectinata R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  SD39846  Lessingia glandulifera var. pectinata Edith A. Purer 1933-7-20 5098 San Luis Obispo 5.0 miles north of Guadalupe Comment
  OBI47550  Lessingia pectinata var. tenuipes David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19216 San Luis Obispo E flank of La Panza Mts. 2.05 mi E of San Juan Crk bridge along hwy 58. T29S, R17E, NW corner of sect 26 Comment
  UC338227  Lessingia tenuis unknown 1887-1 San Luis Obispo Comment
  CAS-BOT-BC283688  Leymus condensatus R. F. Hoover 1947-7-8 7285 San Luis Obispo Steiner Creek [Serrano Canyon] 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
  CAS-BOT-BC272236  Leymus pacificus Lee McHenry 1947-5-18 s.n. San Luis Obispo South of Hazard Canyon Comment
  CAS-BOT-BC272238  Leymus pacificus R. F. Hoover 1948-5-15 7527 San Luis Obispo Spooner's Cove, mouth of Islay Creek Comment
  UC1513366  Lilaea scilloides R. F. Hoover 1947-4-18 6964 San Luis Obispo near Piedras Blancas Point Comment
  OBI37286  Limosella aquatica Eric Wise 1982-5-17 1493 San Luis Obispo Sinton Middle Pond on Shell Crk Rd 8 mi N of hwy 58 Comment
  SEINET7063603  Linanthus bicolor A. G. Vestal 1947-4-12 s.n. San Luis Obispo 'Purple Pastureao just west of San Luis Obispo-Kern County Line on Route 166. UTM Zone 11, 274519mE, 3877450mN. (WGS84/NAD83). 786 Comment
  CAS-BOT-BC226841  Linanthus californicus Alice Eastwood 1927-4-8 14329 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  SEINET14180436  Linanthus californicus J. M. Johnson no date on label 176 San Luis Obispo Los Padres National Forest, 15 miles east of Santa Margarita, Frazer Canyon, Pozo Creek Comment
  UCSB5136  Linanthus californicus Constance, Lincoln; Beetle, Alan 1940-3-22 San Luis Obispo Above Pozo Creek, 2 miles northeast of Pozo, La Panza Range 457 Comment
  OBI11390  Linanthus californicus subsp. californicus W. D. Hill 1950-3-20 San Luis Obispo American Canyon Comment
  OBI30981  Linanthus californicus subsp. tomentosus Julie M. Vanderwier 1979-2-27 96 San Luis Obispo Indian Knob Tar Sands Comment
  RSA17785  Linaria canadensis var. texana Carl B. Wolf 1929-4-15 3588 San Luis Obispo 2 miles S of Oceano. 30 Comment
  RSA191899  Linaria canadensis var. texana Robert F. Thorne, Percy C. Everett 1963-4-21 31620 San Luis Obispo S side of Morro Bay. 6 Comment
  SBBG108320  Linum bienne C. B. Hardham 1957-5-10 3277 San Luis Obispo S side, Cypress Mtn Comment
  OBI69226  Linum grandiflorum Kristal Nessa, Amy Krisch and Michelle Uithoven 2001-2-16 16 San Luis Obispo Weedy yard, Crestmont Dr. Weedy front yard Comment
  UC1135269  Lithocarpus densiflorus H. C. Lee 1936-1-31 381 San Luis Obispo saddle on trail above Davis Canyon; Port San Luis Quad. 457 Comment
  UC1127221  Lithophragma cymbalaria C. A. Graham 1938-4-6 283 San Luis Obispo 0.4 mi wsw Bee Rock (Plot 104); Bradley Quadrangle Comment
  OBI11424  Loeseliastrum schottii R. F. Hoover 1950-4-14 7822 San Luis Obispo Panorama Hills, East of Soda Lake Comment
  OBI45435  Logfia filaginoides David J. Keil, Mark Meredith 1984-4-14 18119 San Luis Obispo Ridge systems S of Arroyo de la Cruz, N of San Simeon Comment
  SBBG104341  Logfia gallica F. L. Johnson, E. A. Young 1993-5-25 ROB 617 San Luis Obispo 0.5 km E of Sat Com on E Perimeter Rd; Camp Roberts Comment
  SBBG117776  Logfia gallica M. Wetherwax, E. Painter 2003-4-29 SLO 331 San Luis Obispo Chorro Crk bog thistle exclosure, above Chorro Crk Reservoir; Camp San Luis Obispo 233 Comment
  CAS-BOT-BC283247  Lolium multiflorum John Thomas Howell 1964-6-29 40829 San Luis Obispo Near St Paul's Episcopal Church, Cambria Comment
  OBI78771  Lomatium dasycarpum Michael Walgren 2014-4-5 377 San Luis Obispo Chevron Oil Company property about 1/4 mile east of Del Mar Park in the City of Morro Bay. 98 Comment
  OBI63157  Lomatium dasycarpum Steven A. Junak, David A. Young, Tina J. Ayers 1989-3-13 3929 San Luis Obispo Santa Lucia Mts: W Cuesta Ridge, along dirt rd S of main rd (USFS Rd #29S11.3) SW of KSBY television towers at E end of the Cuesta Ridge Botanical Area, about 3.0 mi W of hwy 101 610 Comment
  SEINET7879185 Image available Lomatium dasycarpum C. M. Belshaw 1936-1 1668 San Luis Obispo 2.5 miles WNW Tar Spring Ranch Sec. - T.32 S., R.14E. Comment
  RSA67541  Lomatium dasycarpum subsp. dasycarpum P. A. Munz 1951-4-13 16308 San Luis Obispo Grade on Hwy 178, above La Panza Public Camp, La Panza Range. 701 Comment
  OBI64528  Lomatium macrocarpum David J. Keil, with Rhonda Riggins 2003-4-23 30139 San Luis Obispo Caliente Range. Along main ridge northwest of Caliente Peak. Vicinity of 35.10842 deg. N x 119.84767 deg. W 1219 Comment
  CAS-BOT-BC218448  Lomatium parvifolium Summers 1889-1-1 s.n. San Luis Obispo Unspecified Comment
  CDA11530  Lomatium parvifolium G. F. Hrusa 1995-5-29 12325 San Luis Obispo Cuesta Ridge West; Approx. 1.5 m. NW of US 101 on ridge northwest of Cuesta Pass. Comment
  OBI39748  Lomatium parvifolium David J. Keil 1978-5-14 s.n. San Luis Obispo Along Serrano Cyn near the campus of Calif Polytechnic State University Comment
  CAS-BOT-BC218446  Lomatium parvifolium Lincoln Constance; Richard William Holm; Carroll Emory Wood 1949-4-24 3272 San Luis Obispo Serpentine knoll at E end of Los Osos Valley, 0.8 mile SW of San Luis Obispo 152 Comment
  SBBG120121  Lomatium utriculatum M. Wetherwax, E. Painter 2000-6-11 SLO 117 San Luis Obispo SSW of Chorro Reservoir, E side of rd between reservoir and California Mens Colony prison 200 Comment
  HSC38877  Lomatium utriculatum J. P. Smith 1973-3-21 5896 San Luis Obispo 5 mi. E of Atascadero on Hwy. 41 305 Comment
  PASA1834  Lomatium vaseyi Margaret Stason 5/32 323 San Luis Obispo huasna district, east of arrroyo grande Comment
  RSA171945  Lonicera hispidula var. vacillans R. F. Thorne, P. C. Everett 1963-6-7 32166 -a San Luis Obispo 2.2 miles NW along Cuesta Ridge road from Cuesta Pass Freeway. 579 Comment
  RSA195621  Lonicera involucrata John H. Thomas 1959-3-20 7558 San Luis Obispo Pond in Black lake Canyon just east of Hwy 1 and SPRR tracks. About 12 miles NW of Santa Maria. 15 Comment
  CAS-BOT-BC243957  Lonicera involucrata var. ledebourii D. E. Breedlove 1962-8-7 4105 San Luis Obispo On the shore of Oso Flaco Lake, 3 miles north of Guadalupe Comment
  UC1129124  Lotus E. Armstrong 1934-4-1 1124 San Luis Obispo near La Panza; Santa Barbara National Forest, La Panza Quad. 457 Comment
  UC1285190  Lotus benthamii R. F. Hoover 1964-6-7 9003 San Luis Obispo Chris Flood Creek Comment
  OBI72529  Lotus corniculatus E. L. Painter & M. Wetherwax, David J. Keil, K. Downing, J. Olson 2000-5-16 CR- 80 San Luis Obispo Camp Roberts, Nacimiento River, up stream from Twin Bridges, along S side of the river. UTMs NAD 27: zone 10, 694356E, 3960199N 180 Comment
  UCR18654  Lotus heermannii var. eriophorus Eugene Cardiff 1966-5-13 s.n. San Luis Obispo Central Coast, Cambria Pines, 1 mi from coast 61 Comment
  UC168709  Lotus junceus Marcus E. Jones, A. M. 1882-5-8 3244 San Luis Obispo San Luis Obispo Comment
  UC454682  Lotus junceus var. biolettii Unangst 1906-5-17 684 San Luis Obispo Oak Park Comment
  RSA43231  Lotus procumbens var. procumbens Robert F. Hoover 1947-4-26 7092 San Luis Obispo Middle branch of Huerhuero Creek, just above Wells Corner. Comment
  UCR160570  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2005-6-7 9551 San Luis Obispo Outer South Coast Ranges, along Arroyo Grande to Huasna Road [beyond Huasna], 2.1 miles ENE of Huasna Township Road 253 Comment
  RSA796587  Lotus purshianus var. purshianus J. Clark, M. Petroelje 1998-6-29 s.n. San Luis Obispo Camp San Luis Obispo. Training Area U, LCTA Plot 320. 300 Comment
  UCR28922  Lotus salsuginosus David J. Keil 1981-6-20 14902 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
  SEINET12804265  Lotus salsuginosus var. salsuginosus George K. Helmkamp, E. A. Helmkamp 2005-1 9029 San Luis Obispo Outer South Coast Ranges, N of Lopez Lake, Upper Lopez Cyn Road, 5.5 mi N of jct with Lopez Road (Tar Spring Ridge 7.5' Q: Near 35.14'11"N, 120.28'W) 619 Comment
  RSA733995  Lotus scoparius var. scoparius D. M. McF 1954-6-18 s.n. San Luis Obispo Dick Westerman Road. Arroyo Grande. 15 mi [from] ocean. 152 Comment
  UC1129200  Lotus strigosus H. C. Lee 1936-3-10 470 San Luis Obispo 2 mi nnw Camp Hill; San Luis Obispo National Forest, Arroyo Grande Quad. 243 Comment
  CAS-BOT-BC94569  Lotus wrangelianus R. C. Wenk 2007-4-13 626 San Luis Obispo Carrizo Plain National Monument. Swain pasture, 4.2 miles E on Soda Lake Road from turnoff to KCL campground, 670 Comment
  UC454674  Lotus wrangelianus I. J. Condit and Ewing 1908-2-29 San Luis Obispo School Ridge Calif. Poly. School Comment
  UC454638  Lupinus affinis I. J. Condit 1910-6-6 San Luis Obispo Tiber Oil Fields; San Luis Obispo, Tiber Oil Fields Comment
Read comments
May 25 2007
  OBI19286  Lupinus albifrons Robert F. Hoover 1949-5-12 7668 San Luis Obispo Ridge SE of Cuesta Pass Comment
  OBI4008  Lupinus albifrons Donald Myrick 1966-3-24 1311 San Luis Obispo Along San Simeon Crk rd, 3 mi back from ocean Comment
  CAS-BOT-BC201611  Lupinus albifrons var. albifrons Charles Piper Smith 1951-4-21 51197 San Luis Obispo Highway 1 - Monterey County line, 1 mile south Comment
  SD244700  Lupinus albifrons var. albifrons David Keil 1998-6-15 27835 San Luis Obispo Along Santa Rita Creek Road W of Templeton, 2-3 miles W of junction with Vineuard Drive. Comment
  CAS-BOT-BC196421  Lupinus arboreus R. F. Hoover 1964-6-11 9044 San Luis Obispo Near south end of Morro Bay Comment
  OBI19304  Lupinus arboreus F. Rush August1957 s.n. San Luis Obispo S. Morro Bay Comment
  OBI26012  Lupinus arboreus David J. Keil 1981-5-16 14596 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  SBBG34895  Lupinus arboreus Mrs. R. W. Summers 1890-4-14 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI19298  Lupinus arboreus Robert F. Hoover 1947-3-2 6646 San Luis Obispo Carpenter Cyn, N of Arroyo Grande Comment
  OBI77789  Lupinus arboreus David Drucker 1980-5-12 37 San Luis Obispo Below Indian Nob 152 Comment
  RSA216727  Lupinus arboreus var. arboreus Robert F. Hoover 1964-6-11 9044 San Luis Obispo Near south end of Morro Bay. Comment
  RSA48540  Lupinus arboreus var. arboreus E. K. Balls 1948-6-4 7944 San Luis Obispo 3 miles from Cayuoos on road to Paso Robles. 91 Comment
  SBBG107853  Lupinus benthamii C. B. Hardham 1971-4-24 18032 B San Luis Obispo Avenales Ranch Comment
  OBI12927  Lupinus bicolor Robert F. Hoover 1967-5-6 10546 San Luis Obispo Jack Lake Comment
  OBI72239  Lupinus bicolor Anthony Baniaga 2010-4-4 101 San Luis Obispo Tierra Redonda BLM ACEC. Oak Shores Rd, 2m W of eroding drainage 322 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
  UCR141008  Lupinus bicolor George K. Helmkamp 2004-3-4 8325 San Luis Obispo Central Coast, Nipomo Mesa in Nipomo, Orchard Ave., 0.1 mi NW of Division St. 91 Comment
  CAS-BOT-BC215054  Lupinus chamissonis R. F. Hoover 1946-7-14 6227 San Luis Obispo N end of Morro Bay Comment
  SBBG68985  Lupinus chamissonis R. Hoffmann 1930-4-19 San Luis Obispo Oceano Comment
  OBI53455  Lupinus chamissonis Arthur W. Hazebrook 1991-6-6 88 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  CDA11360  Lupinus concinnus G. F. Hrusa 1995-4-15 12083 San Luis Obispo La Panza Range; Approx. 1 mile S of Queen Bee Camp, 1 mile S of la Panza summit on La Panza Road. Comment
  CDA12446  Lupinus latifolius G. F. Hrusa 1987-6-19 5427 San Luis Obispo Montana de Oro State Park; Coon Creek trail, mid-portions approx. 2 miles S of trailhead at Buchon Pt. Comment
  UCD108118  Lupinus latifolius G. K. Helmkamp; E. A. Helmkamp 2001-4-29 6569 San Luis Obispo San Luis Obispo County: Irish Hills: Clark Valley Rd., 2.8 mi S of Los Osos Valley Rd (E of Los Osos). 91 Comment
  UC1285108  Lupinus ludovicianus R. F. Hoover 1949-5-17 7702 San Luis Obispo 6 mi above County Park (Upper Arroyo Grande); Upper Arroyo Grande Comment
  VVC3382  Lupinus microcarpus Tim Thomas 1973-4-18 6 San Luis Obispo Inner South Coast Range, Elkhorn Plains. 732 Comment
  SEINET239674  Lupinus microcarpus Rhonda Riggins 1978-5-9 1151 San Luis Obispo Hi Mountian Rd. 8.8 miles NE Lopez Lake Rd Comment
  SEINET239676  Lupinus microcarpus Rhonda Riggins 1978-5-7 1147 San Luis Obispo Roadside Pozo Rd. 0.3 miles E of Hwy. 58 E of Santa Margarita Comment
  JEPS108001  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-7 1147 San Luis Obispo Pozo Road 0.3 mi E Hwy. 58 E of Santa Margarita Comment
  OBI12906  Lupinus microcarpus var. densiflorus Robert F. Hoover 1966-4-23 9845 San Luis Obispo La Panza Range. Amer Cyn campground Comment
  OBI48275  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-7 1148 San Luis Obispo Roadside Pozo Rd, 13.5 mi E jct with hwy 58 and 0.7 mi W Salinas River bridge at Pozo Comment
  OBI48279  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-9 1151 San Luis Obispo Hi Mtn Rd 8.8 mi NE Lopez Lake Rd Comment
  SBBG114038  Lupinus microcarpus var. densiflorus R. Riggins 1978-5-6 1151 San Luis Obispo Hi Mtn Rd, 8.8 mi NE Lopez Lake Rd Comment
  SBBG114040  Lupinus microcarpus var. densiflorus R. Riggins 1978-5-6 1146 San Luis Obispo El Camino Real 0.3 mi E of US Hwy 101 at Santa Margarita exit Comment
  OBI56793  Lupinus microcarpus var. horizontalis Rhonda Riggins 1979-4-22 1153 San Luis Obispo Temblor-Soda Lake Rd (Co. 285) 6.9 mi S hwy 58, 0.3 mi N Elkhorn Trl rd Comment
  UC1285113  Lupinus microcarpus var. microcarpus R. F. Hoover 1952-5-24 8206 San Luis Obispo near w end Caliente Mt. (head of Morales Canyon); near w end Caliente Mt., head of Morales Canyon Comment
  CDA27519  Lupinus microcarpus var. microcarpus R. Riggins 1978-5-6 1145 San Luis Obispo Highway 41 at entrance to Circle N Ranch 0.7 mile east of Cripple Creek Road, 8.9 miles east of Templeton Road. 0 Comment
  OBI12828  Lupinus microcarpus var. microcarpus Robert F. Hoover 1953-5-16 8306 San Luis Obispo Summit of Temblor Range NE of Simmler Comment
  OBI12836  Lupinus microcarpus var. microcarpus Robert F. Hoover 1966-4-2 9800 San Luis Obispo La Panza district, just W of San juan river Comment
  OBI48461  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-12 1177 San Luis Obispo Roadside. Nacimiento Rd, 0.6 mi N Nacimiento Dam Comment
  SBBG114122  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-5 1156 San Luis Obispo Elkhorn Trail Rd (Co Rd 285) 4.8 mi SE Hurricane Rd; W slope Temblor Range Comment
  UC454096  Lupinus nanus I. J. C. and Mrs. Brandegee 1911-5-25 San Luis Obispo Price Canyon Comment
  UC1542867  Lupinus nanus Dunn and Brown 1946-5-12 2291 San Luis Obispo 4 mi n Santa Margarita; n of Santa Margarita Comment
  RSA520689B  Lupinus nanus subsp. nanus Anstruther Davidson 1920-01 s.n. San Luis Obispo [No location information provided.] Comment
  OBI60703  Lupinus polyphyllus var. burkei Ann Cochran 1986-8-1 74 San Luis Obispo Plant Taxonomy to Mtn Home State Forest on the W side of the Sierra Nevada Mts. Lunch stop 1676 Comment
Read comments
Dec 24 2017
  RSA520689A  Lupinus subvexus var. subvexus Anstruther Davidson 1920-01 s.n. San Luis Obispo [No location information provided.] Comment
  RSA685171  Lupinus succulentus Scott D. White, Ken McDonald 2001-5-9 8487 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  SEINET10837786  Lupinus succulentus var. succulentus Donald E. Bright 1962-4-20 Bright 253 San Luis Obispo Roadside along hwy #466, 4 mi e of san luis obispo co line. Comment
  RSA303903  Lupinus variicolor James R. Shevock 1971-4-4 878 San Luis Obispo Coon Creek, Montana de Oro State Park. 53 Comment
  HSC91560  Luzula comosa Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro State Park, MDO 1 Comment
  CAS-BOT-BC231440  Lycium andersonii Katherine Esau 1935-4-13 s.n. San Luis Obispo Carrizo Plain Comment
  OBI8436  Lyonothamnus floribundus subsp. aspleniifolius David J. Keil 1977-7-3 12473 San Luis Obispo Campus of Cal Poly State Univ, San Luis Obispo Comment
  OBI47457  Lysimachia latifolia David J. Keil, Art Webster 1984-4-29 18183 San Luis Obispo In cyn bottom of Lopez Wilderness Area Comment
  UC1927737  Lythrum californicum David Keil with Tina Teed and Mariko Uchida 2001-6-15 29583 San Luis Obispo Camp San Luis Obispo. Chorro Creek drainage. Chorro Creek Bog Thistle exclosure. 243 Comment
  UC454540  Lythrum californicum Ira J. Condit 1907-11-22 San Luis Obispo California Polytechnic School grounds Comment
  SBBG110231  Lythrum hyssopifolia C. B. Hardham 1956-6-20 956 San Luis Obispo Tassajera Cyn Comment
  OBI36944  Lythrum hyssopifolia Eric Wise 1981-6-26 717 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey border Comment
  OBI36952  Lythrum hyssopifolia Eric Wise 1981-6-26 658 San Luis Obispo Villa Crk Reservoir, Hwy 1 N of Cayucos Comment
  CAS-BOT-BC343881  Madia elegans Alice Eastwood; John Thomas Howell 1937-4-30 4166 San Luis Obispo In the upper Arroyo Grande Comment
  CAS-BOT-BC344304  Madia exigua Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9447 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highway #178 Comment
  OBI27130  Madia gracilis Thomas Burrows 1980-5-3 29 San Luis Obispo Reservoir cyn 152 Comment
  OBI31398  Madia gracilis Joy Nishida, Ginger King and Julie Oxford 1982-5-1 347 San Luis Obispo American Cyn campground Comment
  CAS-BOT-BC324535  Madia radiata Ira L. Wiggins 1935-4-19 7958 San Luis Obispo West end of Choice Valley 15 miles southeast of Shandon Comment
  CAS-BOT-BC324532  Madia radiata R. F. Hoover 1949-4-21 7627 San Luis Obispo 14 miles east of Creston on La Panza Road Comment
  CAS-BOT-BC345088  Madia sativa R. F. Hoover 1965-9-7 9534 San Luis Obispo Santa Lucia Range. Santa Rita Creek west of Templeton Comment
  CAS-BOT-BC514533  Maianthemum stellatum Russell S. Woglum 1940-4-20 2629 San Luis Obispo West of Templeton on road to Cambria (State Highway 46) Comment
  RSA648504  Maianthemum stellatum Charles D. Dunn 1972-4-15 s.n. San Luis Obispo [no location specified] Comment
  UC1122034  Malacothamnus jonesii T. M. Hendrix 1939-5-25 1059 San Luis Obispo 1 1/4 mi se Joughin Ranch; Branch Mt. Quadrangle Comment
  JEPS99449  Malacothamnus jonesii Clare B. Hardham 1959-5-6 4414 San Luis Obispo sandy hills N of Nacimiento Dam Comment
  OBI51230  Malacothamnus palmeri Jan Barber 1993-8-5 50 San Luis Obispo San Simeon State Park; adj to day use parking lot Comment
Read comments
May 7 2017
  JEPS99075  Malacothrix clevelandii Clare B. Hardham 1961-4-30 6941 San Luis Obispo N of Cambria (Pine Mountains); Santa Lucia Mountains Comment
  OBI55274  Malacothrix clevelandii David J. Keil 1998-4-28 26956 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  UC1069937  Malacothrix coulteri H. C. Lee 1937-4-30 872 San Luis Obispo 1 1/2 mi n San Miguel; San Miguel Quad. Comment
  CAS-BOT-BC347334  Malacothrix coulteri Ernest C. Twisselmann 1954-5-1 1139 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Gypsum Hills, 7 miles east of Simmler 762 Comment
  OBI55282  Malacothrix coulteri David J. Keil 1998-5-20 27346 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  OBI33364  Malacothrix floccifera David J. Keil 1982-3-20 15759 San Luis Obispo San Luis Range in Irish Hills along dirt rd leading from See cyn rd to Hibberd Preserve Comment
  CAS-BOT-BC322485  Malacothrix incana Delzie Demaree 1938-8-22 18094 San Luis Obispo Pismo Beach Comment
  UC1224761  Malacothrix incana R. F. Hoover 1946-7-24 6244 San Luis Obispo s end Morro Bay (on sand hills just back of beach) Comment
  CAS-BOT-BC322482  Malacothrix incana K. L. Chambers 1966-8-30 2476 San Luis Obispo Near mouth of Hazard Canyon, 1 1/2 miles south of the south end of Morro Bay Comment
  RSA95028  Malacothrix incana F. W. Peirson 1920-7-29 2225 San Luis Obispo 1 mile south of Pismo Beach. Comment
  UC53964  Malacothrix incana Mrs. R. W. Summers San Luis Obispo Pecho Comment
  SEINET13387185 Image available Malva parviflora Richard R. Halse 2015-1 9360 San Luis Obispo Western end of the Santa Maria Valley, at the end of Oso Flaco Lake Road; ca. 5 air miles south of Oceano. 3 Comment
  UC1121960  Malva parviflora N. K. Carlson 1936-3-25 217 San Luis Obispo 1.8 mi ne of Cerro Romauldo 152 Comment
  OBI58353  Malvella leprosa David J. Keil 1998-8-24 27997 San Luis Obispo Nipomo. Along Hutton Rd., 0.5 miles N of Cuyama Lane (Junction of US 101 & Hwy 166) at entrance to Santa Maria Speedway. Comment
  UC52196  Marah fabacea Mrs. R. W. Summers San Luis Obispo Comment
  SBBG104571  Marrubium vulgare M. D. Proctor, E. A. Young 1993-4-17 ROB 463 San Luis Obispo pond NW of Chorro Reservoir; Camp Roberts Comment
  UCR132146  Marrubium vulgare George K. Helmkamp 2003-10-24 8219 San Luis Obispo Central Coast, El Campo Rd 0.1 mi east of Los Berros Rd, SE of Arroyo Grande 46 Comment
  UCSB18425  Marrubium vulgare Cooper, Mary 1964-3-24 San Luis Obispo Near James Cooper home, Rancho Road, 0.5 mile from Old U.S. Highway 101, 0.7 mile S of Nipomo 106 Comment
  SBBG133056  Marsilea vestita D. Keil 2000-5-24 28737 San Luis Obispo Santa Margarita Ranch, ca. 4.2 mi S of railroad crossing (in Santa Margarita) on Pozo Rd Comment
  UC1069994  Matricaria discoidea N. K. Carlson 1936-3-25 216 San Luis Obispo 1.8 mi ne Cerro Romauldo; San Luis Obispo Quad. 152 Comment
  OBI56642  Matricaria occidentalis David J. Keil 1998-6-5 27620 San Luis Obispo Carrizo Plain. California Valley. Brentwood Trail and Soda Lake Rd. Comment
  RSA195840  Matricaria occidentalis E. C. Twisselmann 1967-6-16 13367 San Luis Obispo Temblor Range and western San Joaquin Valley: San Andreas Fault in the hills at the summit of Palo Prieta Canyon 701 Comment
  OBI56464  Medicago polymorpha David J. Keil, with V. L. Holland 1999-4-27 28259 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  UCD107824  Medicago polymorpha A. D. Gifford 1937-3-26 787 San Luis Obispo San Luis Obispo County: 0.5 mile east of Poso. 457 Comment
  UCD107826  Medicago polymorpha C. A. Graham 1939-4-14 514 San Luis Obispo San Luis Obispo County: 1 1/2 miles north of Pine Canyon Guard Station, Branch Mountain. 533 Comment
  UCR132144  Medicago sativa George K. Helmkamp 2003-10-24 8216 San Luis Obispo Central Coast, El Campo Rd 0.1 mi east of Los Berros Rd, SE of Arroyo Grande 46 Comment
  UC1953317  Medicago scutellata D. R. Miller, E. A. Appel 2009-5-3 509 .876 San Luis Obispo Next to San Carpoforo Creek. Approx. 2/3 mi. (1 km) east of Hwy 1 from bridge. Comment
  CAS-BOT-BC269449  Melica californica Ira L. Wiggins 1929-5-21 3680 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  CAS-BOT-BC269462  Melica californica Eben McMillan 1952-5-2 80 San Luis Obispo Choice Valley - 1 mil S., 8 mi. E. Shandon Comment
  RSA755202  Melica californica Larry Kandarian 2008-5-7 s.n. San Luis Obispo Cholame. Growing in rocks. Comment
  CAS-BOT-BC269465  Melica californica Ernest C. Twisselmann 1954-4-30 1127 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Hills, head of Palo Prieta Creek 609 Comment
  OBI22001  Melica imperfecta Fred W. Rush Jun-56 41 San Luis Obispo Mt. SLO Comment
  UC1132301  Melica imperfecta H. C. Lee 1936-3-10 475 San Luis Obispo 0.5 mi s Indian Knob; Arroyo Grande Quad. 106 Comment
  OBI23313  Melilotus albus Andrew Rybak 1972-8-27 6 San Luis Obispo San Luis Obispo near Stenner Crk on Foothill Blvd Comment
  OBI79584  Melissa officinalis David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31397 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  CDA43315  Mentha X rotundifolia David J. Keil 2010-11-1 30948 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
  SBBG6414  Mentha pulegium C. B. Hardham 1958-9-17 3847 San Luis Obispo Santa Rita Crk Comment
  OBI55259  Mentzelia micrantha Greg Frugoli 1997-5-9 88 San Luis Obispo La Panza range, Los Padres NF (hwy 58 burn area) 780 Comment
  OBI12461  Mentzelia pectinata Robert F. Hoover 1952-4-20 8149 San Luis Obispo Between San Juan River and Carrizo Plain 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
  UC19589  Mentzelia pectinata W. H. Brewer 1861-1 506 San Luis Obispo Atascadero; ; Handwritten note identifies county as San Luis Obispo Co. Comment
  CAS-BOT-BC167656  Mentzelia veatchiana R. F. Hoover 1952-5-6 8153 San Luis Obispo Six miles east of Creston on La Panza road 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
  RSA696446  Mesembryanthemum aequilaterale Keith E. Hoffmaster 1935-7-3 678 San Luis Obispo Oceano. Comment
  SDSU22045  Micropus californicus var. californicus Michael G. Simpson, David Keil, Matt Ritter, Jenn Yost, etc. 2017-5-11 4102 San Luis Obispo Along dirt road, 0.9 mile north-northwest of Pine Mountain, ca. 1,400 feet along road west of junction with Rocky Butte Truck Trail, this junction ca. 2.6 miles west of Rocky Butte lookout. 901 Comment
  CAS-BOT-BC348563  Micropus californicus var. californicus Ernest C. Twisselmann 1954-3-21 908 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Upper Palo Prieta Canyon: 6 miles south of Cholame 579 Comment
  CAS-BOT-BC348810  Microseris campestris Roxana S. Ferris 1935-3-29 9104 San Luis Obispo Two miles south of Simmler, Carriso [Carrizo] Plain Comment
  CDA16835  Microseris douglasii G. F. Hrusa, L. Saslaw 2001-4-12 15772 San Luis Obispo Carrizo Plain; Scattered about edges and within alkali sink on Panorama Rd. +- 1/2 mi. E of entrance to Washburn Administrative Site (Washburn ranch). Few associated species. Annual. Comment
  UC1872979  Microseris douglasii David Keil with Rhonda Riggins 2003-4-23 30138 San Luis Obispo Caliente Range. Along main ridge NW of Caliente Peak. 1255 Comment
  CAS-BOT-BC348989  Microseris douglasii subsp. douglasii Clare B. Hardham 1957-4-25 1754 San Luis Obispo Santa Lucia Mountains. Cypress Mt. Comment
  CAS-BOT-BC349014  Microseris douglasii subsp. douglasii I. J. C.; White 1909-4-17 s.n. San Luis Obispo Paso Robles Comment
  CAS-BOT-BC349134  Microseris douglasii subsp. tenella Alice Eastwood; John Thomas Howell 1936-5-6 2225 San Luis Obispo East of Morro on road to San Luis Obispo Comment
  OBI56829  Microseris elegans David J. Keil 1998-4-7 26585 San Luis Obispo S of Creston on Hwy 229, 1.4 mi. S of Rocky Canyon Rd. 384 Comment
  POM97361  Microseris heterocarpa P. A. Munz 1926-4-8 10154 San Luis Obispo 15 miles east of Paso Robles Comment
  UCR163609  Microseris lindleyi George K. Helmkamp, E. A. Helmkamp 2005-3-25 9202 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
  OBI15601  Microseris paludosa Robert F. Hoover 1950-5-30 7952 San Luis Obispo Mouth of Arroyo de la Cruz (just S of). On hilltop Comment
  UC1927890  Mimulus aurantiacus David Keil, Tina Teed and Mariko Uchida 2001-6-15 29561 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure Comment
  UC1964659  Mimulus aurantiacus Haley Schlageter 2014-5-20 San Luis Obispo Cal Poly Campus Comment
  OBI35424  Mimulus aurantiacus var. aurantiacus Melody Dickens 1980-4-16 8 San Luis Obispo Collected on Morro Rock, Morro Bay Comment
  UC1063588  Mimulus aurantiacus var. aurantiacus F. H. Raymond 1930-11-29 127 San Luis Obispo Los Berros Canyon Nipomo Quadrangle 228 Comment
  OBI6932  Mimulus aurantiacus var. aurantiacus Keith McConnelly 1975-5-3 114 San Luis Obispo Cerro San Luis Obispo peak. NE slope of Cerro San Luis Obispo 1 mi W of SLO Comment
  RSA585606  Mimulus aurantiacus var. aurantiacus D. A. Young, F. L. Johnson 1992-6-18 s.n. San Luis Obispo 1 km N of Chorro Res. Comment
  RSA550810  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-26 1087 San Luis Obispo La Panza Range. 1.4 mi NE of Park Hill Raod along USFS Road 29S02 (to Navajo campground) 671 Comment
  UC885702  Mimulus aurantiacus var. pubescens Alice Eastwood, John Thomas Howell 1938-6-13 5912 San Luis Obispo e Santa Margarita (on road to Creston); Calf Canyon Comment
  UC454788  Mimulus fremontii var. fremontii C. L. Flint San Luis Obispo Morrow Paso Robles Comment
  UCR118359  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 1998-6-30 4233 San Luis Obispo Central Coast Ranges, Irish Hills, Prefumo Canyon, 2.1 mi SW of Los Osos Valley Rd. 198 Comment
  RSA425106  Mimulus guttatus C. F. Smith 1968-7-30 10108 San Luis Obispo Oceano State Park. Comment
  UC1927756  Mimulus rattanii David Keil with Rhonda Riggins and D. R. Miller 1998-5-27 27515 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.8 road miles NE, then NW from Hwy 1 792 Comment
  UCD122895  Mimulus rattanii Clare B. Hardham 1961-4-17 6839 San Luis Obispo San Luis Obispo County: Santa Lucia Mountains, Pine Mountain. 1005 Comment
  OBI58009  Minuartia cismontana Austin P. Griffiths, Kathleen & Gaylord Jones 1986-3-30 s.n. San Luis Obispo Flora of Shell Crk. W of Cammatti Cyn Rd. T28S, R15E, Sect 26 BM: M Comment
  SEINET206459  Minuartia cismontana R. Bacigalupi, F Chisaki; L. Dempster et al. 1960-5-12 7429 San Luis Obispo Bee Rock Canyon just E of Bee Rock 0.4 mi W of 'Bee Rock' on both Tierra Redonda Mtn and Bradley Comment
  SBBG113880  Minuartia douglasii C. B. Hardham 1961-4-17 6835 San Luis Obispo Pine Mtn, N of Cambria Comment
  OBI57330  Minuartia douglasii David J. Keil 1998-4-20 26868 San Luis Obispo North of Nacimiento Lake, .3 miles south from Interlake Road on Bee Rock Road. Comment
  SBBG1981  Minuartia douglasii H. and M. Dearing 1938-5-8 2610 San Luis Obispo crk N of San Luis Obispo Comment
  OBI72638  Mirabilis laevis var. crassifolia Mark Graham, Angela Holbrook 2002-2-24 23 San Luis Obispo On W facing cliff 15 ft from edge towards the ocean at Pirate's Cove at end of Cave Landing Rd in Avila Beach 24 Comment
  OBI13644  Monardella breweri subsp. breweri Robert F. Hoover 1947-5-30 7227 San Luis Obispo Huasna River just below confluence of Arroyo Seco Comment
  UC136821  Monardella breweri subsp. lanceolata E. Palmer, M. D. June 1876 363 San Luis Obispo San Luis Obispo District Comment
  CAS-BOT-BC220374  Monardella palmeri Clare B. Hardham 1960-6-17 6146 San Luis Obispo Santa Lucia Mountains. Chris Flood Sargent Cypress Forest Comment
  OBI58451  Monardella undulata subsp. crispa Austin P. Griffiths, Malcolm G. McLeod 1987-4-23 18130 San Luis Obispo Guadalupe Dunes. First sand bowl, 0.25 mi W of Black Lake, on S cresting face of ridge bordering S edge of Mud Lake Comment
  UC1285257  Monardella undulata subsp. crispa R. F. Hoover 1950-5-13 7910 San Luis Obispo Near Oso Flaco Lake Comment
  CAS-BOT-BC220303  Monardella undulata subsp. undulata Rimo Bacigalupi; G. T. Robbins; Keith Harrison 1955-5-16 5150 San Luis Obispo 5.7 miles south of Oceano, just south of Black Lake Canyon 400 Comment
  OBI13615  Monardella undulata subsp. undulata H. E. McMinn 1935-6-16 3847 San Luis Obispo Oceano station 200 Comment
  OBI58380  Monardella undulata subsp. undulata Austin P. Griffiths, M. McLeod 1987-4-23 18132 San Luis Obispo Guadalupe Dunes, S ridge of stabilized arroyo leading W from Black Lake, 0.25 mi W. T12N, R35W, sect 4 BM: S 200 Comment
  SEINET11263738  Monardella undulata var. frutescens Lewis S. Rose 1950-5-13 50126 San Luis Obispo Oso Flaco Lake region.; 0 Comment
  CAS-BOT-BC214154  Monardella villosa subsp. obispoensis Clare B. Hardham 1960-6-17 6299 San Luis Obispo Cambria, Santa Lucia Mountains Comment
  OBI31488  Monardella villosa subsp. obispoensis Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 443 San Luis Obispo American Cyn campground 530 Comment
  JEPS62411  Monardella villosa subsp. obispoensis E. Palmer, M. D. June 1876 360 , 361 San Luis Obispo Vicinity San Simeon Bay; Pine Mountain Comment
  RSA184646  Monardella villosa subsp. obispoensis Clare B. Hardham 13067 -B San Luis Obispo Paso Robles, Cambria, Lath-house specimen Comment
  SEINET10961434  Monardella villosa subsp. obispoensis A. Graff 1993-7-9 Graff 172 San Luis Obispo Los Padres National Forest, Cuesta Ridge. Along Cuesta Ridge as it descends from the TV towers to Hwy. 101. 1.15 miles down from the Cuesta Ridge Botanical Area sign, on the left road cut. T30S,R12E,S1. Non-serpentine. With Adenostema fascicularis, Arctostaphylos sp., Mimulus aurantiacus, Salvia mellifera, Eriophyllum confertiflorum. Comment
  UC771734  Monardella villosa subsp. obispoensis R. F. Hoover 1946-6-23 6186 San Luis Obispo Near summit at head of Carpenter Canyon, north of Arroyo Grande Comment
  RSA232093  Monardella villosa var. obispoensis C. W. Tilforth, John Dourley 1972-8-23 642 San Luis Obispo Cuesta Ridge, W of Cuesta Grade Summit, c. 8 mi N of San Luis Obispo 549 Comment
  SBBG112857  Monardella villosa var. obispoensis C. B. Hardham 1967-6-22 14854 San Luis Obispo Scott Rock, Cambria Comment
  UC1069968  Monolopia lanceolata N. H. French 1937-3-12 887 San Luis Obispo 3 mi se Caliente Mt.; McKittrick Quad. Comment
  OBI66948  Monolopia lanceolata David J. Keil, with Kathleen A. Keil 2001-4-20 29363 San Luis Obispo Salt Canyon. Ca. 15 miles north of Highway 58 along Bitterwater Road, Vicinity of 35.55362 deg. N x 120.10450 deg. W 529 Comment
  UC1872940  Monolopia lanceolata David Keil 2001-3-28 29186 San Luis Obispo Hwy 46, 0.4 mi SW of Cholame. Comment
  OBI18693  Monolopia stricta Robert F. Hoover 1967-4-9 10397 San Luis Obispo Elkhorn Scarp Comment
  CAS-BOT-BC349681  Monolopia stricta Ernest C. Twisselmann 1955-3-22 1744 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Southeast shore of Soda Lake, Carrisa Plains [Carrizo Plain] 585 Comment
  OBI45916  Monolopia stricta David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19253 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd T31S, R21E, SE corner of sect 22 838 Comment
  CAS-BOT-BC109025  Mucronea californica R. F. Hoover 1964-6-11 9038 San Luis Obispo Just south of Hazard Canyon. Comment
  CDA17508  Mucronea californica Austin Griffiths, B. Garner, D. Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; Immed. SE of Shark Inlet at S end of Morro Bay. Comment
  OBI28662  Mucronea californica David J. Keil, Eric Wise 1982-7-2 16298 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black lake Cyn trl Comment
  CAS-BOT-BC276254  Muhlenbergia utilis R. F. Hoover 1966-10-1 10102 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek Comment
  UC454447  Muilla maritima I. J. Condit 1911-5-13 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC508570  Muilla maritima Mary E. Wall 1933-5-20 s.n. San Luis Obispo El Dorado School, Santa Margarita Comment
  PASA1225  Muilla serotina Margaret Stason 1930-4-13 228 San Luis Obispo near Santa Margarita Comment
  UCSB34474  Myosurus minimus Smith, D. San Luis Obispo California valley Comment
  OBI21716  Myosurus minimus subsp. apus David J. Keil 1979-4-8 13038 San Luis Obispo 5 mi S of Calif valley along Soda Lake Rd 579 Comment
  CAS-BOT-BC101766  Myrica californica D. E. Breedlove 1962-8-7 4078 San Luis Obispo on the shore of Oso Flaco Lake, 3 miles north of Guadalupe Comment
  CAS-BOT-BC101768  Myrica californica Roxana S. Ferris 1929-4-16 7688 San Luis Obispo road to Atascadero 6 miles east of [Moro] Morro Bay Comment
  OBI79691  Myrtus communis David J. Keil 2011-11-12 31183 San Luis Obispo San Luis Obispo. Vegetated strip opposite San Luis Obispo High School along San Luis Drive extending into riparian corridor of San Luis Creek 75 Comment
  OBI21535  Najas marina Shirley Sparling 1970-10-1 1370 San Luis Obispo Just NE of the airport on the campus of Calif State Polytechnic College, San Luis Obispo Comment
  CAS-BOT-BC259844  Nassella cernua Ernest C. Twisselmann 1954-4-29 1118 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass 655 Comment
  SBBG112795  Nassella lepida C. B. Hardham 1957-5-4 1820 San Luis Obispo Oak Flat Comment
  RSA163806  Nassella pulchra Clare B. Hardham 1958-5-10 3353 San Luis Obispo Cypress Mountain. Comment
  UCD87638  Nassella pulchra P. B. Kennedy 1929-4-12 s.n. San Luis Obispo San Luis Obispo County: 7.7 miles from Morro, Atascadero Road. Comment
  SBBG111005  Nasturtium gambelii A. Parikh, N. Gale 1998-9-6 SLO- 4 San Luis Obispo N side of causeway ca. 300 m NW of the parking lot at Oso Flaco Lake 5 Comment
  SBBG45371  Nasturtium gambelii L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake, along shore [putative hybrid w/ N. officinale] Comment
  OBI37243  Nasturtium officinale Eric Wise 1981-6-26 677 San Luis Obispo Villa Crk Reservoir, hwy 1 N of Cayucos Comment
  RSA18218  Nasturtium officinale C. B. Wolf 1929-4-16 3632 San Luis Obispo 2 miles north of Cayucos Comment
  SBBG127207  Navarretia atractyloides D. Keil, V. L. Holland 2010-6-15 30895 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
  SBBG18791  Navarretia atractyloides C. B. Hardham 1961-4-26 6906 San Luis Obispo Franklin Crk, Adelaida Comment
  UC907794  Navarretia atractyloides Herbert L. Mason 1923-1-14 380 San Luis Obispo between Paso Robles and San Luis Obispo Comment
  JEPS13553  Navarretia jaredii Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-23 5178 San Luis Obispo 3.1 mi e Paso Robles airport (Sherwood Field) (along Huerhuero Creek road from Paso Robles airport (Sherwood Field) to Creston) 243 Comment
  CAS-BOT-BC230459  Navarretia mitracarpa O. Renner 1923-5-1 s.n. San Luis Obispo Paso Robles Comment
  SBBG117970  Navarretia mitracarpa E. Painter, M. Wetherwax, K. Downing, C. Bratt 2000-5-17 CR 95 San Luis Obispo near Generals Rd [SSE of Nacimiento Ranch]; Camp Roberts 150 Comment
  SBBG118005  Navarretia mitracarpa E. Painter, M. Wetherwax, K. Downing, C. Bratt 2000-5-17 CR 92 San Luis Obispo above Nacimiento River, above Tower Rd; Camp Roberts 220 Comment
  SBBG125687  Navarretia nigelliformis M. Widdowson 2001-6-24 San Luis Obispo Training Area 1, near but not in LCTA plot 137, USGS San Miguel Quad; Camp Roberts Comment
  CAS-BOT-BC230502  Navarretia nigelliformis subsp. radians E. K. Abbott No date on label s.n. San Luis Obispo San Miguel Comment
  OBI40668  Navarretia squarrosa David J. Keil 1985-6-9 18796 San Luis Obispo Los Osos/Baywood Park area. End of Nipomo Avenue (1.5 blocks ESE of Willow Drive) and N across scrub to Eto Lake Comment
  CAS-BOT-BC431349  Nemacladus californicus R. F. Hoover 1952-5-24 8200 San Luis Obispo Caliente Mt. Comment
  OBI66378  Nemacladus ramosissimus David J. Keil 2006-4-17 30432 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
  JEPS13186  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5134 San Luis Obispo 0.5 mi w La Panza-Creston rd junction with Commatti Canyon-Shandon rd (along direct road from La Panza to Creston) 457 Comment
  OBI20997  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi, G. T. Robbins 1954-5-12 4452 San Luis Obispo Flood plain of E Fork Huerhuero Crk at crossing of rd 1.1 mi S of Geneseo School, 3 mi N of Creston Comment
  UC455932  Nemophila menziesii I. J. Condit 1910-3-29 San Luis Obispo Carisa Plains Comment
  OBI2198  Nemophila menziesii Eben McMillan 1952-3-23 19 San Luis Obispo Shell Crk, 3 mi E and 12 mi S of Shandon Comment
  UC1285314  Nemophila menziesii R. F. Hoover 1952-4-8 8079 San Luis Obispo La Panza district La Panza district (on open hillside) 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
  SBBG107271  Nemophila pedunculata C. B. Hardham 1961-4-26 6928 San Luis Obispo Franklin Crk, W of Adelaida Comment
  SBBG118612  Nemophila pedunculata E. Painter, M. Wetherwax, D. Keil, D. Wilken, J. Greenhouse 2001-4-17 CR 203 San Luis Obispo near jct of rds going to top of palisades and Boundary Rd, above palisades above Nacimiento River and Boy Scout Rd; Camp Roberts 260 Comment
  OBI44851  Nuttallanthus texanus David J. Keil 1985-3-31 18485 San Luis Obispo Calf Cyn area along Calif Rte 58, halfway between Park Hill rd and hwy 229 Comment
  OBI9477  Nuttallanthus texanus Robert F. Hoover 1947-3-29 6785 San Luis Obispo Atascadero Comment
  OBI59492  Oemleria cerasiformis David J. Keil, with V. L. Holland 2001-4-7 29268 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
  SBBG23105  Oenanthe sarmentosa E. R. Chandler 1962-6-15 864 San Luis Obispo Oso Flaco Lake Comment
  OBI12020  Oenothera californica Robert F. Hoover 1947-4-26 7100 San Luis Obispo 6 mi E of Creston on La Panza Rd Comment
  OBI79844  Oenothera elata David J. Keil 2012-7-27 31489 San Luis Obispo Oceano. Area of dunes and marsh southwest of Oceano Airport between Maui Circle and Laguna Drive 3 Comment
  SBBG60473  Oenothera elata subsp. hirsutissima M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] 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
  CAS-BOT-BC56877  Opuntia phaeacantha R. F. Hoover 1946-10-13 6479 San Luis Obispo Field redacted by CAS, contact the data manager for more information Comment
  OBI11865  Orobanche bulbosa Robert F. Hoover 1964-6-6 8958 San Luis Obispo Tassajera peak Comment
  SBBG7251  Orobanche californica subsp. grandis V. A. Barnes 1960-9-5 San Luis Obispo sand bar at SW end of Morro Bay Comment
  CAS-BOT-BC500164  Orobanche fasciculata Ernest C. Twisselmann 1969-5-7 15226 San Luis Obispo Temblor Range and Western San Joaquin Valley: Palo Prieta Canyon 563 Comment
  CAS-BOT-BC500316  Orobanche uniflora subsp. occidentalis Clare B. Hardham 1956-4-18 436 San Luis Obispo Santa ucia Mountains: Hills SE of Chimney Rock Comment
  RSA0054985  Orthocarpus densiflorus W. M. Arbaugh 1968-5-16 259 San Luis Obispo Oceano. Comment
  RSA0054979  Orthocarpus purpurascens A. L. Haines 1951-4-29 5123 San Luis Obispo 2 miles So. of Oceano. 15 Comment
  OBI31769  Oxalis pes-caprae Smeltzer, Turnquist 1982-4-21 52 San Luis Obispo From rear parking area along NE lake edge in Laguna lake park Comment
  OBI56825  Packera breweri David J. Keil 1998-5-6 27123 San Luis Obispo E of San Miguel along Hog Canyon Rd. 1.9 mi S of Monterey Co. line Comment
  OBI31262  Paeonia californica Joy Nishida, Melissa Luckow 1983-3-10 537 San Luis Obispo American Cyn. 1.2 mi S of campground 506 Comment
  UC1126122  Paeonia californica B. Bolt 1936-2-17 551 a San Luis Obispo 1/2 mi se Cerro Romualdo; San Luis Obispo Quadrangle Comment
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Mar 2 2016
  OBI55639  Papaver californicum David J. Keil 1989-6-9 21240 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI66351  Papaver californicum David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26265 San Luis Obispo Los padres national forest. la panza mountains. fringe of machesna mountain wilderness. ridge along road past castle crags and slopes below to south. area drained by small stream in canyon. 732 Comment
  UCD95989  Papaver californicum G. F. Hrusa; D. Ragan 1995-6-20 12363 San Luis Obispo San Luis Obispo County: at summit of main ridge below Peak 1 (Radio Facility 2). 700 Comment
  VVC3367  Papaver californicum Tim Thomas 1973-4-18 3 San Luis Obispo Inner South Coast Range, Elkhorn Plains. 732 Comment
  CAS-BOT-BC272335  Pappostipa speciosa Ernest C. Twisselmann 1953-3-18 105 San Luis Obispo Chukar Ridge above Associated Canyon, Temblor Range and the Western San Joaquin Valley 1066 Comment
  OBI50282  Parietaria hespera Tawney Odegard 1985-1-18 68 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley Rd after passing "Golf Course" sign, turn right on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi MBKR site is on the left Comment
  SEINET10873475  Parishella californica Hoover 1952-5-24 HOOVER 8200 San Luis Obispo Abundant toward western end, otherwise scattered. Comment
  OBI65952  Paspalum distichum Wendy Thackery, Stacey Smith and Paul Corsi 2003-8-22 58 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS) S of Morro Bay on Hwy 1. N of Hollister peak and hwy 1 at srping drainage off of Canet Rd frontage rd 34 Comment
  OBI20886  Pectocarya setosa Robert F. Hoover 1947-4-26 7085 San Luis Obispo Upper Toro Crk N of Pozo Comment
  OBI75506  Pedicularis densiflora Jenner Whitt 2003-4-14 52 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI9316  Pedicularis densiflora Elizabeth Rudd 1970-4-12 38 San Luis Obispo Off the road between Santa Margarita and Pozo 305 Comment
  POM120721  Pellaea andromedifolia Marcus E. Jones 1882-5-5 3227 San Luis Obispo San Luis Obispo. Comment
  SEINET10793717  Pellaea andromedifolia Ruth Kirkpatrick 2003-7-7 Kirkpatrick 1163 San Luis Obispo Along Santa Rosa Creek Road, ca. 6.7 miles E of Cambria. 122 Comment
  UCR76426  Pellaea andromedifolia George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast, Cuesta Ridge northwest of US-101 and the city of San Luis Obispo 671 Comment
  UC74851  Pellaea andromedifolia Mrs. R. W. Summers San Luis Obispo <Collector's garden> San Luis Obispo Comment
  SBBG104218  Pellaea mucronata F. L. Johnson Proctor 1993-2-20 ROB 138 San Luis Obispo W edge of post; Camp San Luis Obispo Comment
  UCR163898  Pellaea mucronata subsp. mucronata George K. Helmkamp, E. A. Helmkamp 2005-3-30 9256 San Luis Obispo Outer South Coast Ranges, La Panza Range; Pozo Road, 6.5 mi NE of Hi Mountain Road, [c. 1 mi (airline) SW of Pozo Summit] 665 Comment
  CDA2295  Pennisetum setaceum D. DeRome 1994-6-4 649418 San Luis Obispo Poly Canyon; California Polytechnic State University. Poly Canyon landfill on the southwestern slope leading away from the landfill into the riparian zone. 0 Comment
  OBI76601  Pennisetum villosum Michael Walgren 2011-12-10 264 San Luis Obispo Montana de Oro State Park campground Comment
  CDA11648  Penstemon centranthifolius G. F. Hrusa, D. Ragan 1995-6-19 12349 San Luis Obispo Nipomo Dunes; Near corner of Hwy 1 and Calandar Rd. Comment
  OBI34402  Penstemon centranthifolius David J. Keil, Kathy Jones 1982-4-4 15842 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI4435  Penstemon centranthifolius Robert J. Rodin 1968-6-14 8302 San Luis Obispo 2 mi E of Santa Margarita Comment
  SBBG123219  Pentachaeta alsinoides D. Keil 1998-4-7 26577 San Luis Obispo Hwy 229, 1.4 mi S of Rocky Cyn Rd, S of Creston 384 Comment
  CAS-BOT-BC71719  Pentagramma triangularis subsp. triangularis R. F. Hoover 1964-5-13 8820 San Luis Obispo Tassajara Creek Comment
  OBI31940  Perideridia californica David J. Keil 1981-6-20 14861 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of Hwy 1. Comment
  OBI33091  Perideridia gairdneri subsp. gairdneri David J. Keil 1983-7-16 17395 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  RSA0020361  Perideridia pringlei Greg Wilvert 2005-4-30 355 San Luis Obispo Southeast half of the Caliente Range. 200 m S of Padrones Spring. 914 Comment
  OBI29951  Persicaria amphibia Jim Pollard 1972-8-27 8 San Luis Obispo Laguna Lake Comment
  CAS-BOT-BC419073  Persicaria lapathifolia Clare B. Hardham 1957-9-12 2622 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  OBI39856  Persicaria punctata David J. Keil 1985-6-22 18934 San Luis Obispo Springy area at base of hill S of Los Osos Crk estuary at E edge of Morro Bay salt marsh, W of South bay blvd Comment
  OBI9166  Petunia parviflora Robert F. Hoover 1953-5-16 8296 San Luis Obispo Grant lake Comment
  SBBG107190  Phacelia C. B. Hardham 1956-6-19 932 San Luis Obispo Peachy Cyn Comment
  UC573217  Phacelia T. M. Hendrix 1937-6-1 239 San Luis Obispo 2.6 mi ne Navajo; Pozo Quadrangle 563 Comment
  OBI13846  Phacelia brachyloba Robert F. Hoover 1952-6-10 8242 San Luis Obispo Black Mtn, La Panza Range Comment
  RSA778857  Phacelia brachyloba David J. Keil 1987-5-6 20121 San Luis Obispo Hwy 229 ca 1/2 mile north of juction highway 58. Chaparral fire succession. Comment
  SEINET4136624  Phacelia brachyloba David Keil 1987-5-6 20121 San Luis Obispo Highway 229 ca 1/2 mile north of junction highway 58.; 0 Comment
  OBI13850  Phacelia brachyloba Robert F. Hoover 1947-3-30 6811 San Luis Obispo Jctn of Morano Crk with Salinas River Comment
  UC1314929  Phacelia cicutaria var. heliophila R. F. Hoover 1967-6-4 10594 San Luis Obispo canyon near north end of Elkhorn Plain; Temblor Range Comment
  UC1069293  Phacelia ciliata var. ciliata T. M. Hendrix 1937-4-27 121 San Luis Obispo 4.3 mi ne Black Mountain (Plot 124 A.D.G.); Pozo Quadrangle Comment
  OBI28860  Phacelia ciliata var. ciliata David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14483 San Luis Obispo Road at S end of Soda Lake ca 1/4 mi E of Soda Lake rd Comment
  SBBG46572  Phacelia douglasii L. W. Edge 1973-3-30 262 San Luis Obispo St Hwy 1, Callender Comment
  UC2027541  Phacelia egena Greg Wilvert 2005-4-30 365 San Luis Obispo Southeast Half of the Caliente Range: 0.8 km SE of Padrones Spring. Comment
  OBI73054  Phacelia grisea David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25422 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  SBBG95514  Phacelia grisea D. Keil 1986-5-13 19432 San Luis Obispo Hi Mtn Rd near Hi Mtn Lookout 944 Comment
  UCR121782  Phacelia imbricata George K. Helmkamp, E. A. Helmkamp 2000-4-21 5451 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  UC956800  Phacelia imbricata L. Constance and C. Ritchie Bell 1951-3-30 3370 San Luis Obispo approx. 6 mi e Highway 1; San Simeon Creek 457 Comment
  SD112821  Phacelia ramosissima Darley F. Howe 1948-5-17 1925 San Luis Obispo Coast of San Luis Obispo County Comment
  RSA342260  Phacelia ramosissima var. montereyensis Robert F. Thorne, P. C. Everett 1962-10-3 31418 San Luis Obispo Near Oso Flaco Lake. 5 Comment
  UC1284985  Phacelia suaveolens Robert F. Hoover 1952-6-10 8244 San Luis Obispo Black Mountain, La Panza Range. Comment
  OBI58199  Phacelia tanacetifolia David J. Keil 1998-6-5 27661 San Luis Obispo Lower southwestern slopes of Caliente Range, SW of Radio Towers on gravel road. 1 mile NE of Chalk Mountain (35 deg. 02.105' N x 119 deg. 50.065' W) 701 Comment
  UC2027470  Phacelia tanacetifolia Greg Wilvert 2005-3-21 14 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1/3 km W of the S end of Pipeline Road overlooking the Cuyama Valley Comment
  POM180555  Phacelia viscida Roxana S. Ferris 1929-4-13 7536 San Luis Obispo Above ocean between San Luis Obispo and Pismo. Comment
  OBI30911  Phalaris aquatica Julie M. Vanderwier 1978-5-18 44 San Luis Obispo Indian Knob Tar Sands Comment
  OBI51165  Phalaris aquatica Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .39 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park Comment
  OBI29393  Phalaris brachystachys David J. Keil 2001-5-3 29393 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Vicinity of 35.32831 deg. N x 120.75553 deg. W 55 Comment
  OBI64639  Phalaris brachystachys David J. Keil 2005-7-13 30415 San Luis Obispo Jesperson Ranch. SW of intersection of Buckley Road and Jesperson Road, south of San Luis Obispo. 120 deg. 40.188'W x 35 deg. 13.928'N Comment
  CAS-BOT-BC258992  Phalaris californica Clare B. Hardham 1959-5-21 4653 San Luis Obispo Santa Lucia Mountains. Arroyo de la Cruz Comment
  CAS-BOT-BC258995  Phalaris californica Clare B. Hardham 1959-5-21 4653 San Luis Obispo Santa Lucia Mountains. Arroyo de la Cruz Comment
  OBI5043  Pholisma arenarium Robert J. Rodin 1956-5-20 6062 San Luis Obispo S end of Morro Bay Comment
  OBI35663  Pholisma arenarium S. M. Inman 1983-7-20 86 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
  OBI53500  Pholisma arenarium Arthur W. Hazebrook 1991-6-6 97 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  UCR122443  Pholistoma auritum var. auritum George K. Helmkamp 2002-4-21 7501 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 6.9 mi east of Cambria 183 Comment
  UCR161908  Pholistoma auritum var. auritum George K. Helmkamp, E. A. Helmkamp 2005-3-1 8982 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lopez Lake; 4.8 mi. N of Hi Mountain Road along Upper Lopez Lake Road. Vicinity of Wittenberg and Huffs Hole Creeks 232 Comment
  UCR162149  Pholistoma auritum var. auritum George K. Helmkamp, E. A. Helmkamp 2005-2-14 8903 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive 122 Comment
  OBI58202  Pholistoma membranaceum David J. Keil 1998-4-28 26947 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  OBI37969  Phoradendron densum David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18671 San Luis Obispo 18.4 mi from Calif rte 1 along San Simeon Crk rd, N of rocky Butte lookout 732 Comment
  UCD102228  Phoradendron leucarpum subsp. tomentosum Jer-Ming Hu; with UC Davis Botany Club 1996-3-27 1058 San Luis Obispo San Luis Obispo County: Caliente Mountain Range, along 4 wheel drive road. 365 Comment
  CAS-BOT-BC141211  Phoradendron serotinum subsp. macrophyllum R. F. Hoover 1946-10-6 6465 San Luis Obispo San Miguel Comment
  RSA43014  Phoradendron villosum Robert F. Hoover 1946-9-14 6387 San Luis Obispo Palo Prieto Canyon. Comment
  CAS-BOT-BC452012  Phyllospadix scouleri Clare B. Hardham 1957-11-19 2749 San Luis Obispo Santa Lucia Mountains. Piedras Blancas Comment
  CAS-BOT-BC452015  Phyllospadix scouleri R. F. Hoover 1964-7-12 9202 San Luis Obispo Leffingwell Landing near Cambria Comment
  UC1302340  Phyllospadix scouleri Robert F. Thorne and P. Everett 1962-10-4 31431 San Luis Obispo about 3 mi s Piedras Blancas (washed up on shore) Comment
  OBI12772  Pickeringia montana var. montana Robert F. Hoover 1950-6-5 7982 San Luis Obispo Ridge NW of Cuesta Pass Comment
  NY61991  Pinus muricata R. S. Avant 1987-3-15 192 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
  UCR223860  Pinus radiata A. C. Sanders 2011-2-21 38727 San Luis Obispo Central Coast, Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing 72 Comment
  UCSB155  Pinus radiata Newby, Ron 1959-4-11 San Luis Obispo About 14 miles n. of Morro Bay; 1 mile off highway 1 on County Road towards Cambria Pines 91 Comment
Read comments
Nov 30 2012
  RSA586555  Pinus sabiniana F. L. Johnson, E. A. Young 1993-5-26 ROB 0640 San Luis Obispo Dughi Spring. Comment
  UC1514824  Piperia unknown 1930-7-11 San Luis Obispo Cambria Pines Comment
  SBBG92082  Piperia elongata S. A. Junak, T. Ayers 1989-6-28 4089 San Luis Obispo USFS Rd 29S11.3, just S of KSBY TV towers, ca. 2.7 mi W of Hwy 10, Cuesta Ridge Botanical Area 762 Comment
  CAS-BOT-BC254433  Piptatherum miliaceum Ernest C. Twisselmann 1952-7-20 84 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, 7 miles S of Cholame Comment
  OBI5289  Pittosporum undulatum Elizabeth Gollub 1973-12-10 48 San Luis Obispo Calif Polytechnic State Univ Campus. W side of Business Admin Bldg Comment
  OBI57173  Plagiobothrys acanthocarpus David J. Keil, with Kathleen A. Keil 1998-4-18 26812 San Luis Obispo Los Padres Natinal Forest. La Panza Mts., 1.6 miles from Hwy 58 on Red Hill Rd. Comment
  SBBG118645  Plagiobothrys bracteatus E. Painter, M. Wetherwax 2000-4-19 CR 39 b San Luis Obispo E of jct of W Perimeter and Boy Scout rds, N of W Perimeter Rd; Camp Roberts 180 Comment
  OBI77785  Plagiobothrys bracteatus David J. Keil 1998-5-6 27082 San Luis Obispo 1 mi N of Hwy 46 along Buena Vista Dr. Comment
  OBI20898  Plagiobothrys canescens Robert F. Hoover 1967-3-27 10264 San Luis Obispo Hills at W edge of Carrizo Plain, W of Simmler Comment
  OBI3842  Plagiobothrys canescens Elizabeth Rudd 1971-3-9 170 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  OBI56251  Plagiobothrys canescens E. R. Blakley 1963-5-4 1028 San Luis Obispo 1 mi E of Paso Robles near hwy 46 Comment
  SBBG38500  Plagiobothrys canescens E. C. Twisselmann 1969-5-19 15304 San Luis Obispo Estrella Plains, 0.5 mi N of Hwy 46 on Jardine Rd 213 Comment
  OBI77635  Plagiobothrys collinus var. fulvescens David J. Keil 1998-4-9 26659 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  SEINET7063044  Plagiobothrys leptocladus A. G. Vestal 1962-4-10 s.n. San Luis Obispo About 7 miles northwest of Soda Lake. UTM Zone 11, 228307mE, 3911300mN. (WGS84/NAD83). 594 Comment
  SBBG112503  Plagiobothrys myosotoides D. Keil 1985-3-31 18512 San Luis Obispo Calf Cyn area along St Hwy 58, halfway between Park Hill Rd and Hwy 229 Comment
  OBI56781  Plagiobothrys tenellus David J. Keil 1986-4-13 19185 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy. Comment
  SDSU20779  Plagiobothrys tenellus Michael G. Simpson, Matt Ritter, David Keil, Heath Bartosh 2013-5-2 3736 San Luis Obispo Avenales ranch. 425 Comment
  SEINET11261145  Plagiobothrys trachycarpus David Keil 2000-5-27 28760 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads.; 0 335 Comment
  UC455996  Plagiobothrys trachycarpus I. J. Condit 1910-3-30 San Luis Obispo Carisa Plains Comment
  OBI15133  Planodes virginica Robert F. Hoover 1947-3-29 6792 San Luis Obispo Creston (1 mi from, on Shandon rd) Comment
  OBI79021  Plantago coronopus David J. Keil 2013-8-19 31882 San Luis Obispo Northeastern quadrant of intersection of Turri Road with South Bay Blvd. 11 Comment
  SEINET2444522  Plantago lanceolata Eric Luning 2003-4-15 10 San Luis Obispo Reservoir Canyon Trail. Comment
  SBBG108193  Platanus racemosa C. B. Hardham 1960-6-20 4838 San Luis Obispo Santa Rosa Crk, Cambria Comment
  RSA585902  Platanus racemosa F. L. Johnson, M. D. Proctor 1993-2-20 ROB- 160 San Luis Obispo N edge of cantonment area. Comment
  RSA0029040  Platystemon californicus Greg Wilvert 2005-3-24 31 San Luis Obispo Approx. 1.6 km NNW of Wells Canyon. 939 Comment
  CAS-BOT-BC91989  Platystemon californicus R. F. Hoover 1968-4-16 11024 San Luis Obispo Cuyama River at Gypsum Canyon bridge, north side of river. Comment
  SEINET780303  Plectritis ciliosa Ira L. Wiggins 1932-3-21 5801 San Luis Obispo Bitterwater Valley between Cholame and Annette. Comment
  OBI78891  Plectritis ciliosa Michael Walgren 2013-5-23 345 San Luis Obispo Montana de Oro State Park in the lower Coon Creek watershed. Comment
  RSA747136  Plectritis ciliosa subsp. insignis George K. Helmkamp, E. A. Helmkamp 2005-3-30 9272 San Luis Obispo La Panza Range along Calif. Highway 58 in Calf Canyon, 3.0 mi NE of Santa Margarita 335 Comment
  OBI66144  Plectritis congesta subsp. brachystemon D. R. Miller 1994-5-4 594 -298 San Luis Obispo Pine Mt Region. From the main rd edge above S turn; town crk drainage 792 Comment
  OBI54355  Plectritis macrocera George Butterworth 1995-4-3 26 San Luis Obispo Carrizo Plain Natural Area. W of Selby Camp, top of hill 732 Comment
  OBI11911  Poa annua Dave Imper 1977-4-7 115 San Luis Obispo Price Cyn Tarsands Project. Project located 1 mi. SW of Hwy 227 on Price Canyon Rd. 76 Comment
  OBI22113  Poa annua Robert D. Page 1962-3-28 49 San Luis Obispo North Broad, San Luis Obispo Comment
  CAS-BOT-BC255952  Poa pratensis Ernest C. Twisselmann 1956-4-18 2646 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 670 Comment
  RSA586576  Poa secunda M. D. Proctor, E. A. Young 1993-3-18 s.n. San Luis Obispo Sulphur Spring Road; in middle of Area R. Comment
  SEINET11681345  Poa secunda Unknown 1937-1 12968 San Luis Obispo Cuesta Pass Comment
  UCSC000064  Poa secunda T. M. Hendrix 1937-4-22 74 San Luis Obispo 3.6 miles N.E. of Huerhuero School - Pozo 610 Comment
  CAS-BOT-BC243091  Poa secunda subsp. secunda John Thomas Howell 1948-4-24 24217 San Luis Obispo Alkali flat E of Cholame Comment
  OBI2606  Poa secunda subsp. secunda Larry E. Brown 1971-4-11 1936 San Luis Obispo Along State Rte 57 in Calf Cyn near Santa Margarita Comment
  OBI32301  Poa unilateralis David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15865 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz. Comment
  UCR28916  Pogogyne douglasii David J. Keil 1982-6-26 16250 San Luis Obispo 1 mi south of jct with Hwy 46 on Hwy 1, just south of Cambria. 41 Comment
  UC456118  Pogogyne serpylloides I. J. Condit and Waters 1909-5-16 San Luis Obispo Cerro Alto Mt. Comment
  SBBG104932  Polygonum aviculare F. L. Johnson, E. A. Young 1993-5-27 ROB 658 San Luis Obispo W edge of post; Camp San Luis Obispo Comment
  SBBG117480  Polygonum aviculare E. Painter, M. Wetherwax 2002-8-13 CR 344 San Luis Obispo near E end of Bee Rock Rd, near Gate 9; Camp Roberts Comment
  CDA17954  Polygonum paronychia Austin Griffiths 1986-10-29 17975 San Luis Obispo Central Coast; just N of Hazard Canyon. 30 Comment
  OBI75173  Polypodium californicum David J. Keil, with Matt Ritter, Ken Haggard, et al. 2011-3-22 30983 San Luis Obispo Upper eastern slope of Santa Lucia Mountains. Tributary of Tassajara Canyon north of San Luis Obispo. Comment
  SBBG15624  Polypodium californicum M. A. Piehl 1963-4-21 6389 San Luis Obispo near Lion Rock, S of Los Osos 19 Comment
  OBI19025  Polypogon imberbis Robert F. Hoover 1947-7-18 7314 San Luis Obispo Oceano Beach Comment
  OBI79852  Polypogon imberbis David J. Keil 2012-7-27 31486 San Luis Obispo Oceano. Area of dunes and marsh southwest of Oceano Airport between Maui Circle and Laguna Drive 2 Comment
  OBI3738  Polypogon monspeliensis Elizabeth Rudd 1971-6-10 318 San Luis Obispo 3 mi Ne of Santa Margarita 305 Comment
  OBI43271  Polypogon monspeliensis Eric Wise 1981-6-30 878 San Luis Obispo Mud lake of Dune Lakes Comment
  SBBG19085  Polypogon monspeliensis C. B. Hardham 1959-6-20 4833 San Luis Obispo Santa Rosa Crk, Cambria Comment
  OBI22183  Polypogon monspeliensis Robert D. Page 1962-5-5 90 San Luis Obispo About 4 mi up Chorro Crk Cyn, Cal Poly campus Comment
  OBI43258  Polypogon monspeliensis Eric Wise 1982-5-17 1469 San Luis Obispo Cholame crk at Bitterwater rd Comment
  SBBG107862  Polystichum munitum C. B. Hardham 1959-5-23 4618 San Luis Obispo Islay Cyn Comment
  CAS-BOT-BC267219  Potamogeton foliosus R. F. Hoover 1946-11-17 6562 San Luis Obispo Alamo Creek near Cuyama River Comment
  UC1953254  Potamogeton nodosus David Keil 2000-5-25 28742 San Luis Obispo Santa Margarita Ranch. Ca. 4.2 miles south of railroad crossing (in Santa Margarita) on Pozo Road. Comment
  UCR266206  Potamogeton nodosus David J. Keil, Kathleen Keil 2002-7-27 29897 San Luis Obispo Santa Margarita Lake, reservoir formed by dam on Salinas River 396 Comment
  CDA19863  Potamogeton pectinatus R. Little 2002-5-21 PDR 063580 San Luis Obispo South Coast Ranges; In pond at 9380 Dover Cyn, Paso Robles. 0 Comment
  OBI43465  Potamogeton pusillus Eric Wise 1981-9-2 1084 San Luis Obispo 5.2 mi. So. of Nacimiento Dam on G 14. Comment
  CAS-BOT-BC141914  Potentilla anserina subsp. pacifica Ernest C. Twisselmann 1965-11-2 11698 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 15 Comment
  OBI72810  Prunus fasciculata var. punctata Michael Walgren 2010-4-15 122 San Luis Obispo Morro Bay state park, at the eastern terminus of Pismo Ave in Los Osos. This newer acquisition parcel is located S of Pismo Ave and abuts several homes. Parcel known as "Powell III" Comment
  OBI46198  Prunus ilicifolia David J. Keil 1982-6-27 16337 San Luis Obispo Hills overloking Los Osos from the south Comment
  OBI3337  Prunus ilicifolia Neil Havlik 1968-6-12 230 San Luis Obispo Along Los Osos Valley rd where it enters Hazard Cyn Comment
  OBI10069  Prunus virginiana var. demissa Robert F. Hoover 1953-5-3 8283 San Luis Obispo Lopez Cyn Comment
  UC1296076  Prunus virginiana var. demissa R. F. Hoover 1953-5-16 8308 San Luis Obispo Temblor Range, Rock Spring Canyon Rock Spring Canyon; Temblor Range, Rock Spring Canyon Comment
  CAS-BOT-BC356463  Pseudognaphalium beneolens Ernest C. Twisselmann 1966-8-12 12720 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon, eastern San Luis Obispo County (Hardenburgh field, Dorothy Twisselmann Ranch) 609 Comment
  SEINET11196318  Pseudognaphalium biolettii Unknown 2015-3-23 9346 San Luis Obispo San Simeon Comment
  OBI16445  Pseudognaphalium biolettii Robert F. Hoover 1967-3-15 10249 San Luis Obispo Oak Park district, N of Arroyo Grande Comment
  CAS-BOT-BC357105  Pseudognaphalium luteoalbum John H. Thomas 1959-3-20 7563 San Luis Obispo Oso Flaco Lake, a dune lake along the coast, about 17 miles south of San Luis Obispo 15 Comment
  OBI38466  Pseudognaphalium luteoalbum Eric Wise 1981-6-27 749 San Luis Obispo Alamo Crk near Twitchell Res. Comment
  OBI4399  Pseudognaphalium stramineum Robert J. Rodin 1970-9-10 8442 San Luis Obispo 300 yds from the Pacific Ocean near a shell mound in Pismo Beach state park Comment
  OBI31370  Pseudognaphalium stramineum Joy Nishida 1982-5-29 409 San Luis Obispo American Cyn. .2 mi S of Amer cyn campground Comment
  UC52169  Pseudognaphalium stramineum Rev. R. W. Summers 1883-11-1 San Luis Obispo Coast Mts. Comment
  UCD84250  Psilocarphus brevissimus Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo San Luis Obispo County: Camp Roberts. 7 miles as the crow flies west from San Miguel. Avery Road. 250 Comment
  SBBG123132  Psilocarphus brevissimus var. brevissimus D. Keil 1998-4-30 26998 San Luis Obispo NE corner of intersection of Belmont Trail and Soda Lake Rd, Carrizo Plain 591 Comment
  OBI66517  Psilocarphus tenellus David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26291 San Luis Obispo Los padres national forest. la panza mountains. fringe of machesna mountain wilderness. ridge along road past castle crags and slopes below to south. area drained by small stream in canyon. 732 Comment
  SBBG111573  Psilocarphus tenellus C. B. Hardham 1958-4-30 3097 San Luis Obispo 4 mi E of Paso Robles, Creston Rd Comment
  CAS-BOT-BC362007  Psilocarphus tenellus Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9448 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highway #178 Comment
  OBI66189  Psilocarphus tenellus D. R. Miller 1997-4-1 497 -644 San Luis Obispo Pine Mt Region. along rd cut at Goat camp, San Simeon crk drainage 549 Comment
  OBI31343  Pterostegia drymarioides Joy Nishida, Robert Allen 1982-4-10 220 San Luis Obispo American Cyn campground 536 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
  UC1083221  Quercus agrifolia Herbert L. Mason 1929-10-13 5501 a San Luis Obispo 2.5 mi n Cambria Comment
  CDA20421  Quercus berberidifolia J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area. Los Padres National Forest, Cuesta Ridge East. 0 Comment
  OBI39711  Quercus berberidifolia David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16035 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mtns. NE side of mtn on hillside above cypress swamp Comment
  OBI14270  Quercus berberidifolia Robert F. Hoover 1965-9-29 9683 San Luis Obispo Halfway between Santa Margarita and Atascadero Comment
  OBI7621  Quercus berberidifolia Christian Smith 1975-6-1 s.n. San Luis Obispo Along Hwy 58 near Pozo Comment
  OBI14298  Quercus chrysolepis Neil Havlik 1968-4-26 171 San Luis Obispo W of Coon Creekabout 1.5 mi from end of Los Osos Valley rd Comment
  OBI25751  Quercus chrysolepis David J. Keil, R. A. Pinmentel, R. Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-6-12 14050 San Luis Obispo San Luis Range, W of See Canyon rd along road to Hibberd (ownded by the Nature Conservancy) Comment
  OBI28201  Quercus chrysolepis Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts., E. Cuesta Ridge, 2.7 mi SE of hwy 101 Comment
  OBI53150  Quercus durata var. durata Steven A. Junak, W. S. Davis 1990-5-17 4351 San Luis Obispo Santa Lucia Mtns: near N edge of Cuesta Ridge Botanical aRea, along private dirt road on Ames property at 8770 Tassajera Creek rd, ca 1.8 mi W of hwy 101 and 0.3 mi S of Tassajera Creek rd 494 Comment
  OBI5346  Quercus durata var. durata Robert J. Rodin 1969-7-4 8355 San Luis Obispo Comment
  OBI14243  Quercus kelloggii Robert F. Hoover 1947-8-16 7379 San Luis Obispo 7 mi W of Templeton on raod to Cambria Comment
  UC1135721  Quercus lobata H. C. Lee 1936-5-11 598 San Luis Obispo saddle head of Mine Canyon Port San Luis Quad. 487 Comment
  UCR38893  Quercus lobata R. J. Rodin 1954-8-27 6003 A San Luis Obispo Los Padres National Forest, Nacimiento Boy Scout Camp 198 Comment
Read comments
Jan 22 2015
  CAS-BOT-BC134774  Quercus wislizeni Alice Eastwood 1926-4-28 13646 San Luis Obispo Cambria Comment
  UC1135874  Quercus wislizeni B. Bolt 1936-4-20 672 San Luis Obispo 0.75 mi sw Cuesta; Santa Barbara National Forest, San Luis Obispo Quad. 609 Comment
  UC1135876  Quercus wislizeni H. C. Lee 1936-4-9 557 San Luis Obispo 1 mi ene Saddle Peak; San Luis Obispo National Forest, Port San Luis Quad. 457 Comment
  SBBG117826  Rafinesquia californica E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 63 San Luis Obispo N side of Nacimiento River, N of Twin Bridges; Camp Roberts 160 Comment
  CAS-BOT-BC362542  Rafinesquia californica Clare B. Hardham 1956-5-11 652 San Luis Obispo Streambed of Huero Huero [Huerhuero] near Geneseo Comment
  OBI37965  Ranunculus californicus David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18666 San Luis Obispo 19.1 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout 716 Comment
  OBI55366  Ranunculus muricatus David J. Keil 1998-4-13 26688 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Comment
  CDA43178  Raphanus raphanistrum David J. Keil 1998-6-5 27591 San Luis Obispo Hwy 58, just E of Santa Margarita cemetery. 0 Comment
  OBI14969  Raphanus sativus Betty Sheehan 1957-10-11 10 San Luis Obispo Science Bldg. Cal Poly Campus Comment
  RSA187423  Rhamnus californica I. L. Wiggins 1929-5-21 3682 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  RSA518217  Rhamnus californica Steven A. Junak 1990-7-12 4393 San Luis Obispo Santa Lucia Mtns, W Cuesta ridge, just E of saddle at W end of Cuesta Ridge Botanical area, on N side of W Cuesta Ridge road, 5.6 miles W of Hwy 101. 732 Comment
  UCR61705  Rhamnus crocea George K. Helmkamp 1990-4-19 s.n. San Luis Obispo West Cuesta Ridge, 3 miles NW of US 101, north of San Luis Obispo 671 Comment
  SBBG95516  Rhamnus crocea D. Keil, M. Luckow, R. Riggins-Pimentel, R. Pimentel, L. Seek, et al 1982-3-8 16068 San Luis Obispo Cypress Mtn, upper hillsides above Warren cabin Comment
  UC455429  Rhamnus crocea subsp. crocea I. J. Condit 1910-4-16 San Luis Obispo Upper Chorro Creek Comment
  UC1121880  Rhamnus ilicifolia T. M. Hendrix 1937-6-4 253 San Luis Obispo 5 mi nw El Dorado School; Pozo Quad. 518 Comment
  UC1121904  Rhamnus ilicifolia T. M. Hendrix 1939-5-17 1035 San Luis Obispo 0.25 mi sw Luelling Ranch; Branch Mt. Quad. 762 Comment
  UC1953294  Rhamnus ilicifolia Anthony Baniaga with Theo Fitanides 2010-1-30 11 San Luis Obispo Tierra Redonda Mountain. Comment
  OBI69528  Rhus integrifolia David J. Keil, with V. L. Holland 2008-6-12 30539 San Luis Obispo Ca. 2 miles east of Santa Margarita, ca. 0.5 road mile south of junction with Highway 58 along Digger Pine Road. Comment
  OBI80282  Rhus ovata Coco Dowd, Ryan Payne, Adam Lucero 2014-11-13 1 San Luis Obispo East of the Cal Poly Campus, on the hill above the eastern parking lot that parallels Truckee Rd. Roughly 5m west of the large concrete water storage structure. Comment
  POM256445  Rhus trilobata var. quinata C. A. Graham 1938-4-6 280 San Luis Obispo 0.2 mile NE of Bee Rock, Bee Rock Canyon, a tributary of the San Antonio River, SE of Bradley 290 Comment
  UC55341  Ribes amarum J. H. Barber 1900-3-30 1013 San Luis Obispo Santa Lucia Mts. Comment
  POM97542  Ribes aureum var. gracillimum P. A. Munz 1926-4-9 10 -216 San Luis Obispo Willow Creek Road, 10 miles SW of Paso Robles. Comment
  OBI58217  Ribes californicum David J. Keil 1998-4-14 26698 San Luis Obispo Suey Creek Rd., 3.1 mi N of Hwy 166. Comment
  RSA0058270  Ribes divaricatum var. divaricatum Marcus E. Jones 1901-5-10 s.n. San Luis Obispo Port Harford. Comment
  RSA0025022  Ribes divaricatum var. pubiflorum I. L. Wiggins 1929-4-15 3583 San Luis Obispo Between Guadalupe and Oceano. Comment
  CAS-BOT-BC169027  Ribes indecorum R. F. Hoover 1964-3-14 8650 San Luis Obispo Head of Lopez Canyon Comment
  UC1296140  Ribes malvaceum R. F. Hoover 1947-3-9 6664 San Luis Obispo e Santa Margarita (Head of Calf Canyon); Calf Canyon Comment
  UC55339  Ribes malvaceum J. H. Barber 1899-2-22 San Luis Obispo Sta. Lucia Mts. Comment
  CAS-BOT-BC144670  Ribes sanguineum var. glutinosum R. F. Hoover 1947-3-1 6629 San Luis Obispo Cambria, in woods or openings of Monterey pine Comment
  OBI14029  Ribes sanguineum var. glutinosum Robert F. Hoover 1953-5-3 8292 San Luis Obispo Lopez Cyn Comment
  UC1127600 Image available Ribes sanguineum var. glutinosum C. M. Belshaw 1936-3-22 1686 San Luis Obispo 1 1/2 mi ssw Loma Pelona Hill; Nipomo Quadrangle Comment
  RSA0019087  Ribes sanguineum var. glutinosum J. T. Howell 1964-6-30 40860 San Luis Obispo Cambria. Comment
  CAS-BOT-BC144468  Ribes sericeum F. V. Coville; R. C. Bacigalupi 1925-4-14 154 San Luis Obispo on Cuesta Grade 6 mi north of San Luis Obispo Comment
  OBI14025  Ribes sericeum Robert F. Hoover 1946-12-15 6571 San Luis Obispo Upper Morro Crk Comment
  OBI83474  Ribes speciosum Kristen Corey, Ava, Lexi, Gina 2017-1-22 3 San Luis Obispo Lopez Lake. Follow the trail out of the parking lot for over a half mile. Go up the trail until it's going uphill and reaches a small waterfall. Growing on a hill on the right side of the trail 155 Comment
  CAS-BOT-BC173762  Ribes speciosum Ira L. Wiggins 1929-4-16 3660 San Luis Obispo Grade 6 miles above [Moro] Morro on Atascadero Road Comment
  CAS-BOT-BC173765  Ribes speciosum W. R. Dudley 1894-1-3 s.n. San Luis Obispo Pecho Mts Comment
  OBI56402  Rigiopappus leptocladus David J. Keil, with V. L. Holland 1999-4-27 28256 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  UC1927768  Rorippa curvipes var. truncata David Keil with Kathleen Keil 2002-3-29 29778 San Luis Obispo Lopez Reservoir. Vicinity of 35.20391 N x 120.47009 W Comment
  OBI60919  Rorippa gambelii David J. Keil, with Malcolm G. McLeod and Deborah Hillyard 1992-5-29 23170 San Luis Obispo Black Lake Canyon Comment
  OBI14965  Rorippa palustris subsp. palustris Robert F. Hoover 1964-4-13 8695 San Luis Obispo Atascadero Lake at Atascadero Comment
  OBI25583  Rosa californica David J. Keil 1981-5-16 14694 San Luis Obispo Arae around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  CAS-BOT-BC146680  Rosa gymnocarpa Clare B. Hardham 1957-4-14 1695 San Luis Obispo West side Santa Rita Road (headwaters of Old Creek) Comment
  UC1296074  Rosa gymnocarpa var. gymnocarpa R. F. Hoover 1964-5-13 8847 San Luis Obispo roadbank near head of canyon; South Fork of Old Creek Comment
  OBI6657  Rosa spithamea Greg Hassen 1975-7-15 32 San Luis Obispo Poly Canyon, Cal Poly campus, San Luis Obispo Comment
  OBI9989  Rubus parviflorus R. F. Hoover 1948-5-3 7517 San Luis Obispo See Canyon Comment
  OBI9977  Rubus ursinus R. F. Hoover 1948-5-3 7516 San Luis Obispo See Cyn Comment
  UC463265  Rubus ursinus Roxana S. Ferris 1929-4-16 7646 San Luis Obispo n Moro (Toro Creek, coast road); Toro Creek Comment
  OBI30115  Rumex acetosella Melissa Luckow 1982-6-24 891 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd. EIR vouchers Comment
  OBI36985  Rumex crispus Eric Wise 1983-10-16 1808 San Luis Obispo Ortega Spring. One mi S of hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo Prieto Cyn. 2 collections: one @ Spring with cattle feeder and the other about 1/4 mi closer to rd Comment
  OBI36989  Rumex crispus Eric Wise 1981-6-26 660 San Luis Obispo Villa Crk Reservoir, hwy 1 N of Cayucos Comment
  SBBG117534  Rumex kerneri E. Painter, M. Wetherwax, J. Froland 2000-4-20 SLO 102 San Luis Obispo near rd jct, adjacent to Storey Park; Camp San Luis Obispo 100 Comment
  SEINET7374043 Image available Rupertia physodes LeRoy Gross, Marcel Beffort, P. De Vries 2014-5-13 6443 San Luis Obispo Central western San Luis Obispo County: Inner South Coast Range, Garcia Mountain: off FSR 30S05.2, down Trout Creek to trail up to saddle dropping to another tributary. Stopped at Buckeye Campsite. Wilderness boundary starts with trail leaving Trout Creek. 376 Comment
  UCSB26313  Rupertia physodes Ketcham, A. 1968-4-27 San Luis Obispo Reservoir Canyon, 2 miles from U.S. 101 Comment
  OBI6140  Salicornia pacifica D. Waive Stager 1972-8-21 43 San Luis Obispo Shark's Inlet; Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  RSA43049  Salicornia virginica Robert F. Hoover 1946-10-15 6497 San Luis Obispo Avila. Comment
  CAS-BOT-BC103272  Salix bonplandiana Ernest C. Twisselmann 1969-4-24 15173 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 213 Comment
  CAS-BOT-BC103282  Salix bonplandiana Ernest C. Twisselmann 1969-4-24 15171 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 213 Comment
  OBI9869  Salix breweri Robert F. Hoover 1964-5-13 8825 San Luis Obispo Tassajera Crk Comment
  UC2027278  Salix breweri David J. Keil with Matt Ritter, Ken Haggard, et al. 2011-3-22 30981 San Luis Obispo Upper eastern slope of Santa Lucia Mountains. Tributary of Tassajara Canyon north of San Luis Obispo. Comment
  UCR32137  Salix coulteri David J. Keil, Melissa Luckow, R. Riggins-Pimentel, R. A. Pimentel 1982-3-13 15710 San Luis Obispo Central Coast/Coast Range, Pennington Creek Biological Preserve, west of San Luis Obispo Comment
  UC1392663  Salix exigua R. F. Hoover 1968-4-16 11031 San Luis Obispo Cuyama R. bed at Chalk Mt. Comment
  OBI3947  Salix laevigata Elizabeth Rudd 1971-3-30 189 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI80468  Salix laevigata David J. Keil 1992-1 23019 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI36915  Salix lasiandra Eric Wise 1983-2-17 1635 San Luis Obispo Lopez Water Treatment Reservoir Comment
  OBI36919  Salix lasiandra Eric Wise 1982-5-1 1444 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  OBI40986  Salix lasiandra David J. Keil, Eric A. Wise 1985-4-25 18546 San Luis Obispo Black lake Cyn between Calif hwy 1 and the Guadalupe Rd Comment
  SBBG35860  Salix lasiolepis R. N. Philbrick 1966-2-6 San Luis Obispo Oso Flaco Lake Comment
  OBI32814  Salix lasiolepis Gary Howard 1971-5-15 s.n. San Luis Obispo 7 mi W of Templeton Comment
  OBI37216  Salix lasiolepis Eric Wise 1983-2-17 1637 San Luis Obispo Alamo Crk near Twitchell Res Comment
  OBI57061  Salix lasiolepis Frederic Hrusa 1993-5-20 11023 San Luis Obispo Paso Robles. Approx 300 m N of Niblick rd bridge Comment
  RSA659110  Salix lucida subsp. lasiandra David J. Keil 1996-3-14 25797 San Luis Obispo N base. El Rancho Rd at San Antonio Creek. Comment
  SD244808  Salix sitchensis David Keil, Mark Ritter, Mike Stiles, Charley Knight, Wendy Knight and Craig Jacobsen. 2012-6-28 31392 San Luis Obispo Santa Lucia Mountains: Upper Lopez Canyon Trail from east Cuesta Rodge to Lopez Canyon Road. 505 Comment
  OBI32792  Salvia carduacea David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12709 San Luis Obispo 8.5 mi W of soda Lake rd along Calif Rte 58 Comment
  RSA411383  Salvia carduacea Paul C. Silva 1947-3-30 1203 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley. Comment
  RSA8273  Salvia columbariae I. L. Wiggins 1932-3-24 5841 San Luis Obispo Roadsides and hills near Adelaide, W. of Paso Robles. Comment
  UC1124733  Salvia columbariae N. K. Carlson 1936-3-26 231 San Luis Obispo 1.3 mi sw Black Butte; San Luis Obispo Quad. 381 Comment
  UCR160145  Salvia leucophylla George K. Helmkamp, E. A. Helmkamp 2005-6-9 9572 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 7.8 miles northeast of Huasna Townsite Road 338 Comment
  CAS-BOT-BC230030  Salvia mellifera R. F. Hoover 1964-4-15 8728 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  SEINET2444937  Salvia mellifera David Keil 1988-7-2 20868 San Luis Obispo Morro Bay State Park. E of South Bay Blvd. Vicinity of old cement plant or on hill to NE. Comment
  UCR163635  Salvia mellifera George K. Helmkamp, E. A. Helmkamp 2005-3-25 9220 San Luis Obispo Outer South Coast Ranges, upper Lopez Canyon; 2.2 mi north of Hi Mountain Road along Upper Lopez Canyon Road 317 Comment
  RSA121505  Salvia mellifera B. Bolt 1936-3-4 596 San Luis Obispo 1/4 mile S. of mouth of Osos Creek Comment
  CHSC3930  Salvia spathacea D. B. Joley 1967-3-22 4 San Luis Obispo In a vacant lot, ca. 20 feet n of Los Osos Valley Rd. and Rieger Rd. of a dirt rd. and ca. 50 ft n of Los Osos Valley Rd., Los Osos. 60 Comment
  OBI13516  Salvia spathacea Robert J. Rodin 1954-4-3 5945 San Luis Obispo E side of Bishop's Peak, San Luis Obispo Comment
  OBI78619  Salvia spathacea Connor O'Brien, Melanie Mabry, Elle R, Harris, Natalie Schwebel, Alyssa Behrens, and Summer Carlson 2014-2-11 San Luis Obispo California Polytechnic State University San Luis Obispo campus; intersection of North Perimeter Road and Village Drive. 115 Comment
  OBI13522  Salvia spathacea A. Ahmad 1963-4-16 10 San Luis Obispo 2 mi E SLO Comment
  OBI70125  Salvia spathacea Bernard Miossi 1939-4-8 64 San Luis Obispo On E facing slope of hill 1 mi N of San Luis Obispo, 1/2 mi NW of San Luis crk 91 Comment
  CAS-BOT-BC246008  Sambucus nigra subsp. caerulea W. R. Dudley 1901-6-1 s.n. San Luis Obispo Pine Valley, Santa Lucia Mountains Comment
  OBI31601  Sambucus nigra subsp. caerulea Joy Nishida 1982-5-8 367 San Luis Obispo .4 mi S from American cyn campground. 610 Comment
  OBI67819  Sambucus nigra subsp. caerulea J. Olson 2000-6-27 s.n. San Luis Obispo Camp roberts. E side of Low Water Bridge and both sides of Bee rock rd. Comment
  SBBG117527  Sanicula arguta M. Wetherwax, E. Painter 2000-3-20 SLO 38 San Luis Obispo E side of saddle between Cerro Chumash and Cerro Romualdo; Camp San Luis Obispo 200 Comment
  UC1123154  Sanicula arguta N. K. Carlson 1936-3-25 223 San Luis Obispo 2.9 mi nnw of Cerro Romauldo (e of Morro Bay, Chorro Creek); Chorro Creek 182 Comment
  UC1123156  Sanicula arguta C. M. Belshaw 1936-3-17 1638 San Luis Obispo 2.3 mi nne of Nipomo 289 Comment
  SBBG104810  Sanicula bipinnata M. D. Proctor, E. A. Young 1993-3-17 ROB 171 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI47100  Sanicula bipinnata Lynne D. Oyler 1986-4-5 382 San Luis Obispo American Cyn blue oak study site in cattle exclosure. Los Padres Natl Forest Comment
  SEINET7073755  Sanicula bipinnatifida A. G. Vestal 1955-4-19 s.n. San Luis Obispo Serpentine opposite Cuesta grade (Route 101). About 4.5 miles northeast of San Luis Obispo. UTM Zone 10, 715543mE, 3913814mN. Coordinate datum: NAD27. Comment
  UC1123175  Sanicula bipinnatifida G. T. Nordstrom 1937-4-13 1065 San Luis Obispo 3 mi nw of Chimney Rock 396 Comment
  HSC91467  Sanicula crassicaulis Susan H. Bicknell, T. P. Worley 1989-4-17 San Luis Obispo Montano de Oro, Manzanita Trail, Hazard Canyon Comment
  OBI77744  Sanicula crassicaulis David J. Keil 1998-3-27 26457 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997. 244 Comment
  SBBG118016  Sanicula crassicaulis M. Wetherwax, E. Painter, J. Olson 2000-3-21 SLO 53 San Luis Obispo Cerro Chumash, Training Area L; Camp San Luis Obispo 180 Comment
  OBI80207  Sanicula crassicaulis David J. Keil 1978-3-25 12677 San Luis Obispo Irving Ranch. Comment
  UC659048  Sanicula crassicaulis Mildred E. Mathias 1937-4-25 1188 San Luis Obispo 10 mi w of Paso Robles (along Cambria Road); Cambria Road 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
  UC794466  Sanicula hoffmannii Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 3274 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 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
  SBBG5277  Sanicula laciniata H. and M. Dearing 1934-3-3 1228 San Luis Obispo near Cambria Comment
  UCR161357  Sanicula laciniata George K. Helmkamp, E. A. Helmkamp 2005-3-8 9074 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 4.6 mi west of Los Osos Valley Road 316 Comment
  UCR29876A  Sanicula maritima David J. Keil, R. Riggins, et al 1981-4-11 14353 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI34290  Sanicula tuberosa David J. Keil 1982-3-24 15777 San Luis Obispo Vicinity of American Canyon in the La Panza Mountains. Comment
  OBI8764  Sanicula tuberosa Robert F. Hoover 1951-4-15 8038 San Luis Obispo Stoney Creek, tributary of Huasna River Comment
  UC1127647  Saxifraga californica C. A. Graham 1938-4-14 327 San Luis Obispo 0.1 mi s of Lynch Ranch 457 Comment
  OBI20457  Schinus molle Jack M. Farrell 1955-2-21 3 San Luis Obispo Cal Poly campus Comment
  OBI3217  Schinus molle Kathy Thom 1971-5-3 4 San Luis Obispo Stenner Creek 1/2 mi north of Foothill Blvd. and Hwy 1. 91 Comment
  OBI47620  Schismus arabicus David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19279 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade rd on Elkhorn Rd. T32S, R22E, SW corner of sect. 7 Comment
  OBI35189  Schoenoplectus acutus var. occidentalis Eric Wise 1982-6-25 1575 San Luis Obispo Pismo State Beach, Oceano Campground Comment
  CAS-BOT-BC111555  Schoenoplectus americanus Ernest C. Twisselmann 1967-9-9 13692 San Luis Obispo Ortega Spring, Palo Prieta Canyon. 598 Comment
  OBI43540  Schoenoplectus americanus Eric Wise 1981-7-27 1002 San Luis Obispo Greengate Ponds. Orcutt Rd Comment
  OBI5526  Schoenoplectus californicus Sharon Jochums 1974-4-28 148 San Luis Obispo Area W of Hwy 1 near mouth of Arroyo de la Cruz Comment
  OBI43612  Schoenoplectus pungens Eric Wise 1982-7-2 1602 San Luis Obispo Oso Flaco Lake Comment
  OBI43626  Schoenoplectus pungens Eric Wise 1982-6-24 1536 San Luis Obispo South shore of Laguna Lake, SLO Comment
  UC580769  Scirpus acutus var. occidentalis H. C. Lee 1936-6-2 648 San Luis Obispo 1 mi nw Oceano; Arroyo Grande Quad. 6 Comment
  UCR42829  Scirpus cernuus David J. Keil 1977-8-7 12489 San Luis Obispo Central Coast, Los Osos Valley Road c. 1 mi west of Turri Road 18 Comment
  OBI43556  Scirpus microcarpus Eric Wise 1982-6-24 1537 San Luis Obispo S shore of Laguna Lake, SLO Comment
  UC1100834  Scirpus microcarpus Malcolm A. Nobs, S. Galen Smith 1948-9-9 679 San Luis Obispo 4 mi sw Arroyo Grande; sw of Arroyo Grande Comment
  SEINET3246852  Scrophularia David Keil, Rhonda Riggins 1987-1 20146 San Luis Obispo Cuesta Ridge East. Road to radio facility of Mt. Loew. Ca. 0.35 miles from Cuesta Ridge road and 4 miles from junction with US Rte 101. 730 Comment
  POM305204  Scrophularia californica Henry J. Ramsey, Henry J. Ramsey 1940-4-21 582 San Luis Obispo Morro Bay region. Comment
  SBBG109194  Scrophularia californica C. B. Hardham 1956-4-26 567 San Luis Obispo Santa Rita Crk, W of Templeton Comment
  OBI9236  Scrophularia californica Robert F. Hoover 1959-5-23 8506 San Luis Obispo E of Baywood Park Comment
  UC1927808  Scrophularia californica David Keil with Rhonda Riggins, Richard Pimentel, Michael Stiles and Joanna Tomassacci 1987-5-17 20164 San Luis Obispo Los Padres National Forest, Cuesta East past end of road along fire trail in area burned by both the Gay Mountain fire and the Las Pilitas fire. Comment
  OBI64752  Scutellaria tuberosa D. R. Miller 1981-4-30 481 -21 San Luis Obispo Pine Mt Region. Tobacco crk drainage on the E slope of Pine Mt 700 Comment
  SD245401  Scutellaria tuberosa David Keil, B. Painter, et al. 2001-4-17 29313 San Luis Obispo Camp Roberts. Palisades area along dirt road. Comment
  OBI64821  Secale cereale David J. Keil, with Michael Curto 2001-5-15 29468 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  OBI78758  Senecio aphanactis Michael Walgren, Kerry Knudsen 2014-4-15 381 San Luis Obispo Chevron Oil Company property at the peak of a hill at the end of north Morro Bay. 163 Comment
  SD72259  Senecio blochmaniae Austin Griffiths Jr. 1967-8-13 5380 San Luis Obispo Just south of Black Lake, near north end of Nipomo Dunes Comment
  UC52300  Senecio blochmaniae Mrs. R. W. Summers 1886-10-7 San Luis Obispo Morro Bay Comment
  UC775022  Senecio blochmaniae C. B. Wolf and P. C. Everett 1941-10-1 San Luis Obispo approx 2.5 mi (air) e Oso Flaco Lake (or between CA Highway 1 and S.P.R.R.) 30 Comment
  CDA8584  Senecio blochmaniae J. K. Balciunas, T. M. Davidson 2001-5-1 165 San Luis Obispo Dunes north of Morro Rock, Morro Bay. 0 Comment
  RSA113167  Senecio breweri Roxana S. Ferris 1955-5-23 12800 San Luis Obispo At summit of Creston-La Panza road. Comment
  UC472374  Senecio californicus J. E. Roadhouse May 1905 441 San Luis Obispo Comment
  RSA0028145  Senecio flaccidus var. douglasii Greg Wilvert 2005-6-14 479 San Luis Obispo Canyon to the E of Quail Cyn 848 Comment
  UC1450980  Senecio flaccidus var. douglasii R. F. Hoover 1969-9-19 11596 San Luis Obispo Palo Prieto Canyon Comment
  UC1511400  Senecio flaccidus var. douglasii T. M. Barkley and N. D. Burroughs 1964-6-10 294 San Luis Obispo ca 3 mi e Cholame (on State Hwy 41, 1 mi e of junction with U.S. Hwy 466, 2 mi w of Kern County line) Comment
  UCR42873  Senecio mikanioides David J. Keil 1981-3-7 14276 San Luis Obispo San Luis Obispo, Along San Luis Creek in southern San Luis Obispo, near intersection of Meisner Road and South Higuera Street. Comment
  UC455149  Setaria parviflora I. J. Condit 1910-6-2 San Luis Obispo lawn by basement wall s. of Girl's Dormitory CA Polytechnic School Comment
  OBI22999  Sherardia arvensis John Mayo and Joseph Ostrander, Joseph Ostrander 1979-11-20 101 San Luis Obispo On the campus of Calif Polytechnic state univ in a lawn on the NE side of Shasta dorm Comment
  UC1124975  Sidalcea malviflora subsp. laciniata N. K. Carlson 1936-3-20 187 San Luis Obispo two mi e Islay Hill; Arroyo Grande Quadrangle 182 Comment
  UC56405  Sidalcea malviflora subsp. laciniata Mrs. R. W. Summers 1886-3-17 San Luis Obispo San Luis Valley Comment
  UCD98534  Silene antirrhina G. F. Hrusa 1995-5-28 12250 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area; on SE slope of Peak 3. 525 Comment
  UCSB39921  Silene laciniata subsp. laciniata Shaw, J. 1982-7-1 San Luis Obispo Along Perfumo Canyon Road; 1.0 miles south of Los Osos Valley Road, in San Luis Obispo 60 Comment
  UCR42825  Silene lemmonii David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18699 San Luis Obispo Central Coast, 7 mi. from Calif. Hwy 1 (Rte 1) along San Simeon Creek Road, near Rocky Butte lookout at Circle 3 Ranch Gate 230 Comment
  OBI65919  Silene lemmonii D. R. Miller 1994-5-27 594 -389 San Luis Obispo Pine Mt Region. From "Water Trl" D.R. Miller property, E slope of Pine Mt; Tobacco Crk drainage 200 Comment
  OBI77903  Silene verecunda David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13995 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
  OBI31121  Silybum marianum Julie M. Vanderwier 1978-6-20 82 San Luis Obispo Indian Knob Tar Sands Comment
  OBI17417  Silybum marianum Lynne D. Althouse 1977-5-22 94 San Luis Obispo Wolfe's Horse ranch near San Luis High School Comment
  RSA586068  Sinapis arvensis M. D. Proctor, E. A. Young 1993-3-20 ROB 0272 San Luis Obispo 0.5 km NE of Chorro Res., Camp San Luis Obispo. Comment
  RSA648506  Sisyrinchium bellum Charles D. Dunn 1972-4-15 s.n. San Luis Obispo Perfumo Canyon 61 Comment
  SD232565  Sisyrinchium bellum George Helmkamp 1996-5-24 1032 San Luis Obispo State Park System N of Turri Road and 1.5 miles east of South Bay Blvd. 93 Comment
  OBI17793  Sisyrinchium bellum Penelope Blackmer 1973-4-9 43 San Luis Obispo Between forks of Pennington Crk, SW corner of Penn. Ck Bio Reserve Comment
  OBI45269  Sisyrinchium bellum F. X. Villablanca 1986-5-17 48 San Luis Obispo 1/5 mi N of the Cambria Cemetary Comment
  PASA1256  Sisyrinchium bellum Margaret Stason 5/32 324 San Luis Obispo East of Arroyo Grande Comment
  OBI21086  Sisyrinchium californicum Robert F. Hoover 1947-4-18 6965 San Luis Obispo Piedras Blancas Point Comment
  OBI66453  Sisyrinchium californicum David J. Keil, with Dave Hacker 2005-6-24 30385 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  PASA1229  Smilacina amplexicaulis 1929-5-4 San Luis Obispo Woods, Santa Rita Canyon Comment
  SBBG38605  Solanum americanum E. C. Twisselmann, D. J. Bedell 1969-11-15 16339 San Luis Obispo Salinas River, 5 mi S of Paso Robles 182 Comment
  JEPS54344  Solanum americanum Ernest C. Twisselmann 1967-9-9 13683 San Luis Obispo Palo Prieta Creek below Ortega Spring (Western San Joaquin Valley); Temblor Range, , Palo Prieta Creek 594 Comment
  OBI53863  Solanum douglasii Arthur W. Hazebrook 1992-7-7 130 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso Flaco Lake and surrounding dunes. On penninsula in little oso Flaco Lake and along lake edges Comment
  OBI78685  Solanum douglasii Catie Tompkins 2013-2-8 1 San Luis Obispo Cave Landing trail near Pirates Cove in Avila beach. Trail is at the very end of Cave Landing Road. Plant near fork in the trail at the red sign pointing to the beach or the cave. 56 Comment
  RSA797290  Solanum douglasii D. M. McF 1953-2-17 s.n. San Luis Obispo Pecho Ranch. On the ocean. Comment
  UC933972  Solanum douglasii Elton F. Paddock 1951-8-3 414 San Luis Obispo 1/2 mi n of Pismo Beach community (edge of US Hwy 101); Pismo Beach Comment
  JEPS85863  Solanum umbelliferum Roy E. Buck, Dean Wm. Taylor 1989-3-22 1117 San Luis Obispo 2.3 air km w of Temblor Creek (lower slope above hairpin turn on Cal. Hey 58 in upper Temblor Creek drainage, 18 air km wnw of McKittrick (Kern CO.)); Temblor Range 670 Comment
  UC1315081  Solanum umbelliferum R. F. Hoover 1967-2-18 10211 San Luis Obispo San Luis Range, Diablo Canyon Diablo Canyon; San Luis Range, Diablo Canyon Comment
  UC310781  Solanum umbelliferum Philip A. Munz 1926-4-8 10129 San Luis Obispo Paso Robles Comment
  OBI78477  Solanum umbelliferum Craig Woods 1978-4-3 34 San Luis Obispo Carrizo Plain, 1 mi NW of Soda lake San Diego cr rd, 1/4 mi W of sim soda lake san diego cr rd 594 Comment
  PASA2150  Solanum umbelliferum Stason 1930-4-14 San Luis Obispo Poso Mts. Comment
  POM262050  Solanum umbelliferum I. L. Wiggins 1929-5-24 3746 San Luis Obispo 1.5 miles east of Templeton. Comment
  RSA125213  Solanum umbelliferum Philip A. Munz 1957-5-17 22600 San Luis Obispo Peninsula w. of Morro Bay. Comment
  OBI9097  Solanum xanti Robert F. Hoover 1946-6-1 6111 San Luis Obispo Upper Old CRk, above Cayucos Comment
  UCSB19081  Solanum xanti Rankine, Jane 1965-4-10 San Luis Obispo U.S. Highway 466, 5.6 miles W of Atascadero, Santa Lucia Mountains Comment
  OBI43732  Solidago confinis David J. Keil 1986-10-13 19786 San Luis Obispo Sweet Springs area on S shore of Morro Bay 5 Comment
  POM147139  Solidago confinis Alice Eastwood 1927-7-31 15007 San Luis Obispo Along road from Morro to Atascadero Comment
  RSA473697  Solidago confinis E. A. Purer 1931-8-5 14038 San Luis Obispo Oceano Comment
  UCR264555  Solidago confinis Mark A. Elvin, Jason Storlie 2014-10-10 7701 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, '3-Pond West' in '3-Pond Valley,' 550 m from the south boundary of the refuge 15 Comment
  CAS-BOT-BC365531  Solidago elongata R. F. Hoover 1966-9-13 10000 San Luis Obispo Ragged Point Comment
  OBI31322  Solidago velutina subsp. californica Joy Nishida 1982-8-12 518 San Luis Obispo American Cyn campground Comment
  CAS-BOT-BC365176  Solidago velutina subsp. californica Clare B. Hardham 1956-9-16 1356 San Luis Obispo Santa Lucia Mountains. V2 Ranch, York Mt. Comment
  UC1285045  Solidago velutina subsp. californica R. F. Hoover 1946-8-26 6357 San Luis Obispo near Sunnyside School; Osos Valley Comment
  SD245289  Solidago velutina var. californica David Keil, M. Walgren, et al. 2013-7-27 31860 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric) to Coon Creek trail in Montana de Oro State Park. 399 Comment
  SBBG54880  Solidago velutina var. californica D. Keil 1976-9-25 11829 San Luis Obispo 1 mi W of Los Osos Valley Rd along Prefumo Cyn Rd Comment
  OBI15441  Soliva sessilis Robert F. Hoover 1947-4-18 6944 San Luis Obispo Cambria Comment
  HSC91761  Sonchus asper Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro State Park; Manzanita Trail Comment
  CAS-BOT-BC374621  Sonchus oleraceus Ernest C. Twisselmann 1971-12-9 18553 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI30663  Sonchus oleraceus David J. Keil 1981-5-19 14735 San Luis Obispo Indian Knob. Upper slopes of Indian Knob Comment
  OBI31765  Sonchus oleraceus Smeltzer, Turnquist 1982-4-12 50 San Luis Obispo SE side of Laguna Lake park from the roadway over to base of hill Comment
  OBI75330  Sorghum bicolor David J. Keil 2011-9-30 31119 San Luis Obispo Prefumo Canyon Road, just east of Prefumo Creek bridge and San Luis Obispo Open Space trailhead parking lot 60 Comment
  OBI80719  Sorghum bicolor David J. Keil 1992-10-19 23838 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  OBI59111  Sorghum halepense David J. Keil 1998-9-4 28078 San Luis Obispo Santa Margarita. 305 Comment
  UCSB38035  Sparganium eurycarpum Ferren, Wayne 1978-11-19 San Luis Obispo Oso Flaco Lake Comment
  UCSB16565  Sparganium eurycarpum var. greenei Joseph Keefe 1966-10-30 1256 San Luis Obispo collected along State Highway 58 at intersection with road to El Pozo E of Santa Margarita State Highway 58, Pozo and Santa Margarita Comment
  OBI35453  Spergula arvensis Melody Dickens 1981-4-15 61 BH San Luis Obispo Black Hill, Morro Bay state park. Along old telephone co. rd N face Comment
  CAS-BOT-BC390914  Spergularia marina Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9467 San Luis Obispo Margin of Soda Lake, Carisso Plain Comment
  OBI73075  Sporobolus cryptandrus David J. Keil 2000-5-31 28792 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 12 miles east from junction with Highway 1 Comment
  UC456141  Stachys ajugoides var. ajugoides E. P. Unangst 1906-8-19 San Luis Obispo San Luis Obispo Comment
  SEINET7063712  Stachys ajugoides var. rigida A. G. Vestal 1947-4-18 s.n. San Luis Obispo Partially shaded serpentine in vicinity of San Luis Obispo. UTM Zone 10, 712847mE, 3906912mN. (WGS84/NAD83). 73 Comment
  OBI73031  Stachys albens Ann Cochran 1986-7-12 11 San Luis Obispo 20's area in hills. T30S, R18E, sec 36 and T30S, R19E sect 31 Comment
  OBI23411  Stachys bullata Robert Jones 1971-5-10 14 San Luis Obispo Along roadway in Poly cyn 1.5 mi NE of Calif Polytechnic state univ at San Luis Obispo Comment
  OBI65915  Stachys bullata D. R. Miller 1994-5-20 594 -369 San Luis Obispo Pine Mt Region. along rd edge at crk crossing on Rd in to Will Hearst Property marmolejo crk drainage 750 Comment
  OBI13477  Stachys bullata A. Ahmad 1963-4-7 1 San Luis Obispo 1 mi E San Luis Obispo Comment
  SBBG95320  Stachys chamissonis R. F. Hoover 1947-7-27 7334 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI13462  Stachys pycnantha Robert F. Hoover 1965-9-18 9572 San Luis Obispo Trout Crk just E of Santa Margarita Comment
  SBBG104532  Stachys pycnantha F. L. Johnson 1993-6-23 ROB 690 San Luis Obispo Chorro Crk at bicycle repair facility; Camp San Luis Obispo Comment
  SEINET10700100  Stachys pycnantha John R. Stone, Sharon A. Bodine 2000-4-9 Stone 2925 San Luis Obispo Ca. 5 km north of Point Piedras Blancos off Rt. 1. Dunes and wet seeps. 0 Comment
  OBI52087  Stachys pycnantha Steven A. Junak 1990-7-13 4411 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Santa Lucia Mts: near N edge of Cuesta Ridge Botanical Area, along powerline access rd, in small cyn between first and second high voltage tower E of W Cuesta Ridge Rd, ca 1.3 rd mi S of Tassajera Crk Rd 549 Comment
  SBBG15038  Stachys rigida E. C. Twisselmann 1962-10-12 7918 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  UCR161463  Stachys rigida var. quercetorum George K. Helmkamp, E. A. Helmkamp 2005-3-5 9021 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
  OBI14947  Stanleya pinnata Robert J. Rodin 1962-6-9 6887 San Luis Obispo Cuyama Valley along Cuyama Crk by bridge 43 mi E of Hwy 101 Comment
  UC1296264  Stanleya pinnata R. F. Hoover 1951-4-20 8051 San Luis Obispo e Soda L.; e side Carrizo Plain Comment
  OBI77592  Stebbinsoseris heterocarpa Ernest C. Twisselmann 1953-3-7 508 San Luis Obispo Temblor Range and W San Joaquin Valley. Chris Twisselmann Ranch: E San Luis Obispo county. Near Spring Lake 652 Comment
  CAS-BOT-BC174077  Stellaria longipes subsp. longipes R. F. Hoover 1964-8-14 9266 San Luis Obispo Jack Lake 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
  OBI33590  Stellaria media Melissa Luckow, Jerry Rendon 1980-4-10 22 San Luis Obispo Poly Cyn, just S of arch to cyn Comment
  OBI80255  Stellaria media David J. Keil 1978-3-5 12698 San Luis Obispo Irving Ranch. Comment
  OBI17397  Stellaria nitens Robert F. Hoover 1967-4-5 10352 San Luis Obispo Between San Juan river and Carrizo Plain on hwy 58 Comment
  UCD99468  Stellaria nitens G. F. Hrusa 1992-3-24 10348 San Luis Obispo San Luis Obispo County: along Highway 46 right-of-way, approx. 6 miles E of Paso Robles. Comment
  OBI53459  Stephanomeria Arthur W. Hazebrook 1991-6-6 92 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, SW facing side of hill Comment
  OBI15398  Stephanomeria elata Robert F. Hoover 1966-9-21 10092 San Luis Obispo Grover City Comment
  UC2027212  Stephanomeria elata David J. Keil 2011-9-1 31095 San Luis Obispo Los Osos. South end of Morro Bay just north of Binscarth Road. Comment
  UC771649  Stephanomeria elata R. F. Hoover 1946-8-26 6351 San Luis Obispo Los Osos Valley Comment
  OBI59307  Stephanomeria exigua David J. Keil 2001-6-1 29536 San Luis Obispo Highway 58, 4.7 road miles east from Shell Creek at about 35.41629 deg. N x 120.28222 deg. W. 524 Comment
  OBI65181  Stephanomeria exigua subsp. carotifera Greg Wilvert 2005-6-14 481 San Luis Obispo SE Half of the Caliente Range. Along Quail Spring Rd 868 Comment
  UCD136315  Stephanomeria exigua subsp. carotifera Ernest C. Twisselmann 1959-8-5 5564 San Luis Obispo San Luis Obispo County: Temblor Range and Western San Joaquin Valley. Dorothy Twisselman Ranch, summit of Choice Valley. 655 Comment
  OBI15432  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1969-9-15 11589 San Luis Obispo Santa Lucia Range. San Bernardo Crk Comment
  RSA216706  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1969-9-15 11589 San Luis Obispo San Bernardino Creek. Comment
  UC1394158  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1970-9-20 7076 San Luis Obispo s of Pozo (near summit of Hi Mountain); Hi Mountain 944 Comment
  CAS-BOT-BC375390  Stephanomeria exigua subsp. coronaria R. F. Hoover 1966-7-13 9906 San Luis Obispo 3 mi. n. of Pozo Comment
  UC1979369  Stephanomeria pauciflora David Keil 1998-8-24 28036 San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 mies SE of Rock Front Ranch, N of Highway 166. Comment
  JEPS31251  Stephanomeria pauciflora Ernest C. Twisselmann 1962-8-23 7686 San Luis Obispo Palo Prieta Canyon, hills at the summit Western San Joaquin Valley, Temblor Range 640 Comment
  SJSU3427  Stipa cernua C. W. Sharsmith 1962-4-22 6884 San Luis Obispo Carrizo Rocks on margin of Carrizo Plain c. 4 mi SW of Simmler, eastern San Luis Obispo County. Comment
  UCR185198  Stipa pulchra Michael Honer 2002-4-28 1623 San Luis Obispo Santa Ynez-Santa Maria Basin, Coastal Plains; Approx. 4 mi. SE of Arroyo Grande, along Hwy 101 91 Comment
  SBBG112835  Streptanthus albidus subsp. peramoenus C. B. Hardham 1956-4-28 584 San Luis Obispo Graves Stream, Paradise Valley Comment
  UC1583624  Streptanthus albidus subsp. peramoenus David Keil with M. A. Corky Matthews, Janet Hayden, Suzanne Schettler, Steve Edwards, and Jim... 1988-6-11 20699 San Luis Obispo n San Simeon (along system of ridges and canyons just n of Arroyo de la Cruz) Comment
  SBBG54843  Streptanthus albidus subsp. peramoenus R. F. Hoover 1967-4-14 10441 San Luis Obispo W of Poly Cyn, San Luis Obispo Comment
  SBBG72123  Streptanthus glandulosus subsp. glandulosus L. Rowntree 1929-6-27 San Luis Obispo Santa Lucia Mtns 1456 Comment
  CDA16083  Stylocline gnaphaloides G. F. Hrusa 1999-4-17 14955 San Luis Obispo Carrizo Plain; Carrizo Plain, +/- 1/2 mi S of Swain Wash on E side of Soda Lake Rd. 640 Comment
  CAS-BOT-BC376052  Stylocline gnaphaloides Roxana S. Ferris 1955-5-23 12803 San Luis Obispo On Creston-La Panza road ca. .5 mi. W of junction of Cammatti Canyon road Comment
  CAS-BOT-BC423010  Stylomecon heterophylla Alice Eastwood 1927-3-19 14099 San Luis Obispo Pacheco Pass Comment
  RSA123232  Styrax redivivus H. C. Lee 1936-5-27 635 San Luis Obispo 1.25 mile NW of Colwell Ranch. 457 Comment
  OBI73249  Suaeda californica Michael Walgren 2010-1 San Luis Obispo Comment
  RSA43045  Suaeda californica Robert F. Hoover 1946-8-8 6283 San Luis Obispo North end of Morro Bay Comment
  CAS-BOT-BC110379  Suaeda californica Roxana S. Ferris 1929-4-16 7670 San Luis Obispo Sea cliffs 2 miles north of Cayucos. Comment
  UC1119951  Symphoricarpos albus var. laevigatus H. C. Lee 1936-4-2 542 San Luis Obispo Head of Coon Creek; Port San Luis Quad. 304 Comment
  JEPS35246  Symphoricarpos albus var. laevigatus R. F. Hoover 1946-8-17 6287 San Luis Obispo below Arroyo Grande Creek junction with Lopez Canyon Comment
  LA105478  Symphoricarpos mollis Barry A. Prigge; 1989-4-19 8649 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, ca 2.8 mi up San Bernardo Creek Rd from State Hwy 1 and ca 0.2 miles up S-facing slope 176 Comment
  OBI57129  Symphoricarpos mollis Danielle DeRome 1994-2-26 226945 San Luis Obispo Poly Canyon road between main campus and the side road leading to the dump, on E side of road. Comment
  CAS-BOT-BC99121  Symphyotrichum chilense R. W. Summers 1887-9-18 s.n. San Luis Obispo Unspecified Comment
  OBI66476  Symphyotrichum chilense David J. Keil, with Dave Hacker 2005-6-24 30400 San Luis Obispo Banks of Arroyo del Oso just east of Highway 1 bridge, north of San Simeon along coast Comment
  CAS-BOT-BC99079  Symphyotrichum chilense Clare B. Hardham 1957-9-7 2600 San Luis Obispo Just north of Creston Comment
  UC1122139  Tamarix parviflora G. T. Nordstrom 1937-5-5 1180 San Luis Obispo 1.1 mo sw German Church; Adelaida Quad. Comment
  OBI37362  Tamarix parviflora Eric Wise 1983-10-16 1831 San Luis Obispo Grant Lake. Bordering James Grant's property on Choice Valley rd about 1 mi S of Choice valley school Comment
  UC455802  Tanacetum parthenium I. J. Condit 1910-7-10 San Luis Obispo Diablo Canyon, along trail in upper canyon Diablo Canyon Comment
  HSC91472  Tetragonia tetragonoides Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, MDO 1000 Comment
  OBI11981  Tetrapteron graciliflorum Robert F. Hoover 1948-5-2 7500 San Luis Obispo Between San Juan River and Carrizo Plain, W of Simmler Comment
  OBI25078  Thalictrum fendleri David J. Keil, Dirk Walters 1980-4-26 13832 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  UCR29950B  Thelypodium lemmonii Melissa Luckow 1981-4-18 680 San Luis Obispo Just south of Soda Lake. 585 Comment
  UCR81091  Thelypodium lemmonii G. Fred Hrusa, J. A. Hart 1993-4-6 10698 San Luis Obispo Inner South Coast Range, Carrizo Plain, S end of Soda Lake on E side 610 Comment
  SEINET10575743  Thelypodium lemmonii Lincoln Constance, Alan A. Beetle 1940-3-22 Constance 2536 San Luis Obispo 10.5 miles south of Simmler. 762 Comment
  CDA16871  Thysanocarpus curvipes 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
  RSA0042482  Thysanocarpus curvipes LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6433 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
  OBI14848  Thysanocarpus laciniatus Robert F. Hoover 1958-3-19 8427 San Luis Obispo Carrizo Plain, near N base of Caliente Mt Comment
  SBBG112421  Thysanocarpus laciniatus D. Keil, K. Keil 1997-3-8 26079 San Luis Obispo junction of Red Hill Rd and St Hwy 58 Comment
  OBI42267  Thysanocarpus laciniatus David J. Keil, V. L. Holland 1986-5-26 19601 San Luis Obispo Oak Shores Dev on N shore of Nacimiento Lake Comment
  CAS-BOT-BC65380  Thysanocarpus laciniatus var. laciniatus R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-28 734 San Luis Obispo Carrizo Plain National Monument. Sulphur Spring, 1.3 mi SW of Washburn Ranch House. 800 Comment
  UCD67149  Torilis arvensis G. F. Hrusa 1995-5-28 12211 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. At east base of Ridge 2. 500 Comment
  OBI56873  Torilis arvensis David J. Keil 1998-6-15 27824 San Luis Obispo Along Santa Rita Creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  OBI35351  Toxicodendron diversilobum Melody Dickens 1981-4-15 75 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  SBBG93620  Toxicoscordion fremontii S. A. Junak, T. J. Ayers 1989-4-12 3944 San Luis Obispo dirt rd leading to W side of Pick and Shovel Mine, S of USFS Rd 29S11.3 about 4.4 mi W of US Hwy 101 743 Comment
  OBI31316  Trichostema lanceolatum Joy Nishida 1982-8-12 512 San Luis Obispo American Cyn. 1.8 mi S of Campground on roadside 488 Comment
  SEINET7042437  Trifolium albopurpureum A. G. Vestal 1963-4-3 s.n. San Luis Obispo South of Nacimiento Dam. San Luis Mountains eastern foothills. Lime Mountain quadrangle UTM Zone 10, 692074mE, 3957898mN. Comment
  CDA4302  Trifolium angustifolium G. K. Helmkamp, E. A. Helmkamp 2002-4-19 7419 San Luis Obispo Central Coast; 3.2 mi N of Piedras Blancas lighthouse along CA-1 Comment
  OBI33050  Trifolium barbigerum David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett, and Lela Burdett 1983-5-14 16998 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  UC1285150  Trifolium barbigerum R. F. Hoover 1952-4-8 8069 San Luis Obispo 1 mi w Pozo Comment
  UCSB17687  Trifolium bifidum Hardham, Clare 1961-4-14 San Luis Obispo Protestant Cemetery, Cambria Comment
  SBBG18859  Trifolium bifidum var. bifidum C. B. Hardham 1961-4-14 7381 San Luis Obispo Protestant Cemetery, Cambria Comment
  UC1873080  Trifolium campestre D. R. Miller, E. A. Appel 2002-5-5 502 /749 San Luis Obispo Pine Mountain region; near confluence of Arroyo Laguna and Oak Knoll Creeks, Hearst Ranch 50 Comment
  OBI42775  Trifolium ciliolatum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15981 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
  OBI46186  Trifolium ciliolatum Lynne Dee Oyler 1986-5-6 450 San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch Comment
  RSA130645  Trifolium ciliolatum R. W. Summers 1886-05 s.n. San Luis Obispo San Luis Obispo Valley. Comment
  UC52319  Trifolium ciliolatum Mrs. R. W. Summers 1886-4-26 168 San Luis Obispo Comment
  OBI57933  Trifolium depauperatum var. amplectens David J. Keil 1998-4-14 26707 San Luis Obispo Just off Hwy.166 on Alamo Cr. Rd. Comment
  OBI72796  Trifolium depauperatum var. truncatum D. R. Miller 2010-5-13 510 .919 San Luis Obispo Rocky Butte/Pine Mt Region. Top of the Almaden, across from D. R. Miller ridge gate, Pico Crk drainage 914 Comment
  CAS-BOT-BC257172  Trifolium dubium M. Wetherwax; E. L. Painter 2000-4-19 CR- 25 San Luis Obispo Camp Roberts. Near W. Perimeter Rd., Training Area T, ca. 1.5 air km nw of intersection with Generals Rd. 220 Comment
  OBI30119  Trifolium dubium Melissa Luckow 1982-6-24 895 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd. EIR vouchers Comment
  CDA4285  Trifolium fragiferum D. R. Miller 1990-7-7 GF- 1 -790 San Luis Obispo Along (Oak Rd. 17305) on west side of roadway, Garden Farms. 0 Comment
  SEINET6744699 Image available Trifolium fucatum Marcus E. Jones 1882-1 2670 San Luis Obispo San Luis Obispo Comment
  UCD109060  Trifolium fucatum James Clawson 1966-3-15 s.n. San Luis Obispo San Luis Obispo County: Adelaid-Cambria Road. Comment
  POM27363  Trifolium fucatum var. fucatum Marcus E. Jones 1882-5-6 2670 San Luis Obispo San Luis Obispo. Comment
  RSA121698  Trifolium fucatum var. fucatum G. T. Nordstrom 1937-4-28 1144 San Luis Obispo 0.3 miles S.W. of Klay 396 Comment
  SFV15521  Trifolium gracilentum I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 367 San Luis Obispo Carrizo Plain South end of Carrizo Plain. 22.5 miles north on Soda Lake Road from junction with Highway 166. 670 Comment
  LA205252  Trifolium gracilentum Shozo Yamaguchi; 1941-5-17 sn San Luis Obispo Camp Roberts Comment
  SBBG34855  Trifolium grayi Mrs. R. W. Summers 1921-4-26 San Luis Obispo Santa Margarita Comment
  UCR121531  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2002-4-21 7618 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 11.2 mi east of Cambria 396 Comment
  SEINET269520 Image available Trifolium hirtum G. Helmkamp 1994-5-18 91 -18 San Luis Obispo Alamo Canyon 7 miles east of US 101 on CA 166 then 4 miles north (generally northeast of Twitchell reservoir) 213 Comment
  RSA164338  Trifolium macraei Clare B. Hardham 1961-4-14 7380 San Luis Obispo Protestant cemetery, Cambria. Comment
  UCR28943  Trifolium obtusiflorum David J. Keil 1980-9-21 14243 San Luis Obispo 3 mi south of Creston along Calif. Route 229 along middle branch of Huer Huero Creek Canyon 376 Comment