Search Results — 2000 specimen records retrieved (1125 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC383892  Abronia latifolia R. F. Hoover 1947-7-26 7326 San Luis Obispo Piedras Blancas Point Comment
  OBI35265  Abronia latifolia H. E. Jones 1981-5-18 28 San Luis Obispo Point Piedras Blancas Comment
  OBI56379  Abronia pogonantha P. McKie 1978-5-15 s.n. San Luis Obispo Shell Crk Rd Comment
  OBI26300  Abronia umbellata var. umbellata Mark Schneider 1974-8-7 s.n. San Luis Obispo S end of Morro Bay Comment
  OBI22763  Acacia baileyana Jack M. Farrell 1955-2-21 80 San Luis Obispo Cal Poly Campus Comment
  OBI81209  Acacia longifolia Liam Pestrella, Christian Parong, Byron Barrientos 2015-4-26 3 San Luis Obispo Oceano Dunes. Comment
  UC1285065  Acacia longifolia R. F. Hoover 1948-2-12 7417 San Luis Obispo near Callender Railroad siding Callender Comment
  CAS-BOT-BC219678  Acanthomintha obovata subsp. cordata R. F. Hoover 1950-4-30 7862 San Luis Obispo La Panza district Comment
  UC1071650  Acer negundo var. californicum H. C. Lee 1936-6-2 647 San Luis Obispo 1 mi se Sycamore Springs; San Luis Obispo National Forest, Arroyo Grande Quad. Comment
  CAS-BOT-BC28761  Achillea millefolium T. Elliott 1966-4-23 34 San Luis Obispo 20 miles south of Santa Margarits along Hwy 58. Comment
  SBBG117840  Achillea millefolium J. Olson, R. Root 2000-7-11 San Luis Obispo intersection of Kern and Range Rds; Camp San Luis Obispo 100 Comment
  SFV3660  Achillea millefolium E. R. Blakley 1962-5-23 5136 San Luis Obispo Near the outlet at the west edge of Osa Flaco Lake. 6 Comment
  POM98657  Achillea millefolium var. arenicola P. A. Munz 1925-3-25 9245 San Luis Obispo Morro Beach Comment
  UC661110  Achnatherum speciosum L. R. Short 1934-3-27 S- 156 San Luis Obispo Temblor Range McKittrick quadrangle 975 Comment
  POM262036  Achyrachaena mollis I. L. Wiggins 1929-4-15 s.n. San Luis Obispo 8 miles northwest of San Luis Obispo on highway to Morro. Comment
  SBBG104242  Acmispon americanus F. L. Johnson, E. A. Young 1993-5-23 ROB 513 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI28980  Acmispon americanus var. americanus David J. Keil 1977-8-21 12502 San Luis Obispo 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk 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
  SBBG95632  Acmispon brachycarpus D. Keil with V. L. Holland 1986-5-26 19570 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  OBI80393  Acmispon glaber Daniella Anthony 2015-2-1 1 San Luis Obispo Morro Bay Quarry Trail 46 Comment
  OBI12982  Acmispon glaber var. glaber Robert F. Hoover 1966-4-20 9826 San Luis Obispo 5 mi E of Creston on La Panza rd Comment
  OBI12987  Acmispon glaber var. glaber Robert F. Hoover 1966-4-20 9827 San Luis Obispo 5 mi E of Creston on La Panza rd Comment
  OBI28188  Acmispon glaber var. glaber Jeffery Null 1980-5-11 15 San Luis Obispo Ecological Study area, Cal POly, SLO 91 Comment
  OBI8241  Acmispon glaber var. glaber Lynne Dee Althouse 1977-4-16 49 San Luis Obispo Wolfe's horse ranch near San Luis High school 137 Comment
  OBI13190  Acmispon heermannii var. heermannii Robert F. Hoover 1965-6-20 9447 San Luis Obispo Just N fo Oso Flaco Lake Comment
  OBI29580  Acmispon heermannii var. orbicularis Melissa Luckow 1981-6-25 700 San Luis Obispo Just N of San Simeon Beach Comment
  OBI51225  Acmispon heermannii var. orbicularis Jan Barber 1994-4-17 153 San Luis Obispo San Simeon State park. E side of footbridge in day-use area Comment
  OBI57971  Acmispon heermannii var. orbicularis Austin P. Griffiths, R. A. Lawton 1980-5-30 s.n. San Luis Obispo Oceano Dunes. At back brow of Dune Buggy Hill Comment
  SBBG67323  Acmispon heermannii var. orbicularis M. M. Miles -Aug-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SD148168  Acmispon heermannii var. orbicularis G. K. Helmkamp, E. A. Helmkamp 2000-6-15 5685 San Luis Obispo Coastal strand between Los Osos and san dunes west of the end of Howard Street. 14 Comment
  SBBG112751  Acmispon junceus D. Keil 1985-6-19 18876 San Luis Obispo hills S of Los Osos above Broderson Ave, E of Cabrillo Estates subdivision Comment
  OBI31795  Acmispon junceus var. junceus Smeltzer, Turnquist 1982-5-7 115 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI51760  Acmispon junceus var. junceus R. Mike Arens 1994-6-10 87 San Luis Obispo Calif Polytechnic State Univ campus 152 Comment
  OBI6672  Acmispon junceus var. junceus Greg Hassen 1975-7-8 18 San Luis Obispo Poly Cyn; area of botanical garden Comment
  OBI32119  Acmispon maritimus var. maritimus David J. Keil 1981-6-20 14902 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI73456  Acmispon micranthus David J. Keil 2010-6-1 30820 San Luis Obispo La Panza Mountains. Red Hill Road, just south of junction with Highway 58. 610 Comment
  OBI13052  Acmispon parviflorus Robert F. Hoover 1950-4-21 7849 San Luis Obispo Cambria Comment
  OBI39705  Acmispon parviflorus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15971 San Luis Obispo 4.4 mi E of jctn with Santa Rosa Crk Rd on dirt rd leading to Cypress Mtn and following Steiner CRk Comment
  OBI53832  Acmispon strigosus Arthur W. Hazebrook, Kathleen G. Jones, Will Stagg 1993-3-22 193 San Luis Obispo Nipomo Dunes Complex, Hidden Willow Valley, stabilized dunes 1.5 mi S of Big Coreopsis Hill. Along Guerra Rd Comment
  CAS-BOT-BC29230  Acourtia microcephala Chester Dudley 1927-7-25 s.n. San Luis Obispo San Carpoforo Creek Comment
  UC1070051  Acourtia microcephala D. Axelrod 1936-6-23 558 San Luis Obispo 2 1/4 mi sw of ne corner of quad San Luis Obispo Quad. 381 Comment
  CAS-BOT-BC29235  Acourtia microcephala E. C. Twisselmann 1956-7-26 3103 San Luis Obispo La Panza Range, Calf Canyon Road, 0.25 mile east of Andrews Ranch 365 Comment
  CAS-BOT-BC29236  Acourtia microcephala E. C. Twisselmann 1956-7-26 3103 San Luis Obispo La Panza Range, Calf Canyon Road, 0.25 mile east of Andrews Ranch 365 Comment
  CDA13496  Acroptilon repens B. Villegas 1997-11-2 s.n. San Luis Obispo int. of Hwy 41/ 46 E of Cholame. At site where James Dean's crashed car landed. 350 Comment
  UC1127704  Adenostoma fasciculatum C. A. Graham 1939-5-17 563 San Luis Obispo 1 mi. n.e. Taylor Well; Branch Mt. Quad. Comment
  OBI10238  Adenostoma sparsifolium Robert F. Hoover 1946-8-17 6297 San Luis Obispo Upper Arroyo Grande 5 mi above County park Comment
  OBI30552  Adenostoma sparsifolium Melissa Luckow 1982-4-7 750 San Luis Obispo Phoenix Crk Comment
  RSA128165  Adiantum jordanii Clare B. Hardham 1957-4-25 1743 San Luis Obispo Cypress Moutains, Sargent Cypress Grove Comment
  OBI69462  Agoseris apargioides David J. Keil 2007-10-5 30485 San Luis Obispo Just south of former Cambria Air Force Station along Monte Cristo Place. 170 Comment
  SBBG94003  Agoseris grandiflora S. A. Junak 1990-4-27 4222 San Luis Obispo W end of Cuesta Ridge Botanical Area, near USFS Rd 29S11.3, ca. 5.3 mi W of US Hwy 101 and 0.1 mi W of W boundary for the Botanical Area. 755 Comment
  SBBG112697  Agoseris heterophylla C. B. Hardham 1957-4-25 1739 San Luis Obispo Cypress Mtn Comment
  OBI31424  Agoseris heterophylla var. cryptopleura Joy Nishida, Julie Oxford 1982-4-16 294 San Luis Obispo American Cyn. 1.7 mi S of Amer cyn campground, at stream crossing 488 Comment
  RSA161110  Agoseris heterophylla var. heterophylla D. Bates 1960-5-14 2417 San Luis Obispo 0.4 miles above Routzahn Co. Park Comment
  SD244565  Agoseris retrorsa D. R. Miller 1990-4-9 1 5 90 San Luis Obispo Dr's. driveway edge, Pine Mt. / Rocky Butte. Comment
  CAS-BOT-BC127025  Agrostis exarata R. F. Hoover 1950-6-21 8030 San Luis Obispo San Simeon Creek just below forks. Comment
  OBI22549  Agrostis exarata Robert F. Hoover 1947-7-26 7329 San Luis Obispo Piedras Blancas Point (just N of) in swampy area at head of small ravine about 1.5 mi from ocean Comment
  OBI58026  Agrostis hooveri David J. Keil, with V. L. Holland 1992-5-28 23162 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  OBI25012  Aira caryophyllea David J. Keil, Dirk Walters 1980-4-26 13882 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  RSA0047737  Aira caryophyllea LeRoy Gross, Marcel Beffort 2014-5-14 6471 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  UCR38993  Alchemilla occidentalis David J. Keil 1980-3-8 13706 San Luis Obispo Lopez Canyon Road, c. 4 mi from jct w/ Pozo Road. Comment
  SEINET12052490  Allium amplectens C. B. Hardham 1960-1 5700 San Luis Obispo NE slopes Cypress Mountain along Delaganna Creek Comment
  OBI76669  Allium crispum Jason Dart, Meg Perry 2008-4-14 304 San Luis Obispo Temblor Range, Palo Prieto Conservation Bank, Still Parcel, 0.6 mi ESE of Twisselmann Lake 713 Comment
  UC1133825  Allium crispum H. C. Lee 1937-4-23 848 San Luis Obispo 1 mi w Paso Robles; Paso Robles Quadrangle 130D Comment
  OBI21215  Allium crispum Robert F. Hoover 1956-4-28 8373 San Luis Obispo W side of Polonio Pass Comment
  SJSU3328  Allium crispum C. W. Sharsmith 1962-4-20 6795 San Luis Obispo Temblor Range c. 9 mi NW of Simmler 643 Comment
  OBI60641  Allium diabolense David J. Keil 1986-4-13 19159 San Luis Obispo Along Pozo Road, 0.5 mi NW of Rinconada Mine entrance on SW side of Hwy Comment
  OBI62739  Allium haematochiton Jason Dart 2003-4-22 223 San Luis Obispo La Quinta de Avila Ranch in See Cyn Comment
  RSA123159  Allium haematochiton H. C. Lee 1936-3-23 527 San Luis Obispo Half mile S of Mine Hill. 259 Comment
  UCD141869  Allium howellii Clare B. Hardham 1958-4-28 3145 San Luis Obispo San Luis Obispo County: 2 miles north of Soda Lake. 609 Comment
  OBI21236  Allium lacunosum Robert F. Hoover 1964-6-6 8945 San Luis Obispo Ridge NW of Cuesta Pass Comment
  CAS-BOT-BC472716  Allium lacunosum var. lacunosum Ernest C. Twisselmann 1958-4-29 4389 San Luis Obispo Soda Lake Road at the Werling Ranch, Temblor Range and Western San Joaquin Valley 609 Comment
  CAS-BOT-BC472717  Allium lacunosum var. lacunosum Ernest C. Twisselmann 1955-5-27 2040 San Luis Obispo Cammatta Road, 3/8 mile east of Honey Bee Mine, upper Cammatta Canyon, La Panza Range 640 Comment
  CAS-BOT-BC94576  Allium peninsulare R. C. Wenk 2007-4-19 644 San Luis Obispo Carrizo Plain National Monument. above KCL campground. Foothills of the Caliente Range 716 Comment
  OBI21240  Allium peninsulare var. peninsulare Robert F. Hoover 1950-6-2 7967 San Luis Obispo Trl from Stony Crk to Colwell Mesa Comment
  OBI37643  Allium peninsulare var. peninsulare Rhonda Riggins 1985-4-25 1520 San Luis Obispo Hillside SE of CA 58 and San Juan River Comment
  UC55353  Allophyllum divaricatum J. H. Barber 1900-3-30 1018 San Luis Obispo Santa Lucia Mts. Comment
  SBBG109608  Allophyllum gilioides C. B. Hardham 1960-5-12 5677 a San Luis Obispo S of Bee Rock 365 Comment
  UC1023823  Allophyllum gilioides subsp. gilioides R. F. Hoover 1947-4-4 6876 San Luis Obispo w. side Cottonwood Pass Comment
  SBBG16073  Amaranthus albus E. C. Twisselmann 1962-10-20 7932 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  OBI33472  Amaranthus blitoides David J. Keil 1983-10-30 18048 San Luis Obispo Salinas river at hwy 58 bridge Comment
  OBI80447  Amaranthus powellii David J. Keil 1985-6-19 18921 San Luis Obispo Cultivated field east of Eto Lake. 10 Comment
  CAS-BOT-BC55572  Ambrosia psilostachya R. F. Hoover 1966-9-12 9996 San Luis Obispo Nipomo Creek southeast of Nipomo Comment
  CAS-BOT-BC273098  Ambrosia salsola R. F. Hoover 1950-4-14 7836 San Luis Obispo N. end of Elkhorn Plain Comment
  CAS-BOT-BC222379  Amsinckia douglasiana R. F. Hoover 1965-4-3 9336 San Luis Obispo La Panza district Comment
  OBI28601  Amsinckia intermedia John Jackman & Julie Truesdale, Julie Truesdale 1980-1 3 San Luis Obispo MacGillivary Ranch, Adelaida. Near Adelaida Rd, N end of ranch Comment
  SEINET1004407  Amsinckia intermedia George K. Helmkamp 2004-1 8293 San Luis Obispo Central Coast: SE of Oceano along Halcyon Rd, 0.2 mi E of Mesa View Dr (Hwy CA-1) 76 Comment
  OBI56453  Amsinckia menziesii David J. Keil 1999-5-13 28336 San Luis Obispo Arroyo Grande area; Nipomo Mesa; 220 Summit Station Road. Comment
  UCR29952A  Amsinckia menziesii David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1981-4-24 14457 San Luis Obispo South Coast Range, California Route 58, 10 mi. east of junction with California Route [229?] 227 Comment
  JEPS34351  Amsinckia spectabilis Rimo Bacigalupi and L. R. Heckard 1963-4-21 8826 San Luis Obispo n of mouth of Hazard Canyon (at s end of Morro Bay); Morro Bay 30 Comment
  SBBG15539  Amsinckia spectabilis M. A. Piehl 1963-4-21 6390 San Luis Obispo near Lion Rock, S of Los Osos 9 Comment
  OBI58244  Amsinckia spectabilis var. microcarpa Austin P. Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Nipomo Dunes. W of Big Twin Lake, Callender Dunes. T11N, R35W BM:S Comment
  UCSB39431  Amsinckia spectabilis var. microcarpa Fritzke, Sue 1980-4-25 San Luis Obispo On north side of Calif. 1 at Nipomo Mesa, 6 miles NW of Guadalupe 30 Comment
  UC614664  Amsinckia tessellata var. gloriosa L. Constance 1938-4-10 2086 San Luis Obispo 8 mi w Shandon (near Estrella Creek); Inner South Coast Ranges 335 Comment
  RSA0035025  Anagallis arvensis A. L. Haines 1951-4-29 5125 San Luis Obispo 2 mi. So. of Oceano. 15 Comment
  CAS-BOT-BC45177  Anaphalis margaritacea Robert F. Hoover 1946-8-3 6258 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  RSA128066  Ancistrocarphus filagineus Clare B. Hardham 1958-4-16 3037 San Luis Obispo Peachy Canyon Road. Santa Lucia Mountains. 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
  OBI66113  Anisocarpus madioides D. R. Miller 1994-5-11 594 -336 San Luis Obispo Pine Mt Region. Along the main rd edge near Egeberg's water line crossing; San Simeon Crk drainage 600 Comment
  UC2027400  Anisocoma acaulis Greg Wilvert 2005-4-14 232 San Luis Obispo Southeast Half of the Caliente Range. 1.7 km SSW of Padrones Spring.. Comment
  OBI79382  Anthriscus caucalis David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31656 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  OBI56883  Antirrhinum kelloggii Jennifer Stone 1986-3-9 4 San Luis Obispo Cuesta Ridge East in chaparral area burned over in the Las Pilitas Fire of June-July 1985. Voucher for sfire succession thesis study, Soils Science Dept, Calif Polytechnic State Univ. Site 1 Comment
  OBI42353  Antirrhinum multiflorum David J. Keil 1986-5-28 19612 San Luis Obispo Ca 1/4-1/2 mi W from jctn with Parkhill Rd along Las Pilitas Rd Comment
  UC1281542  Antirrhinum ovatum Robert W. Storer 1949-5-26 453 San Luis Obispo 11 mi n and 4 mi w Simmler Comment
  OBI9018  Apium graveolens Robert F. Hoover 1946-10-20 6509 San Luis Obispo Price Cyn Comment
  SBBG98350  Apocynum cannabinum E. McMillan 1948-9-24 San Luis Obispo E side of Carrizo Plain Comment
  OBI75669  Aquilegia formosa D. R. Miller 2011-8-26 811 .991 San Luis Obispo Rocky Butte/Pine Mt region. On Tobacco crk 381 Comment
  CAS-BOT-BC24194  Arctostaphylos R. F. Hoover 1947-3-26 6767 San Luis Obispo Price Canyon on steep shaded sandstone slope Comment
  OBI57745  Arctostaphylos crustacea subsp. crustacea David J. Keil 1998-3-27 26438 San Luis Obispo Montana de Oro State Park. Slopes west of Valencia Peak burned over in summer 1997 244 Comment
  CAS-BOT-BC25002  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7762 San Luis Obispo Mouth of Arroyo de la Cruz (just S of), on N slope. Comment
  CAS-BOT-BC25043  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just S of), on hill top. Comment
  UCD50488  Arctostaphylos cruzensis Roman Gankin; W. R. Russel 1962-2-22 339 San Luis Obispo 1/2 mile east of State Highway 1; 9.4 miles north of entrance to Hearst State Historical Monument, Arroyo de la Cruz, north San Luis Obispo County. Comment
  CAS-BOT-BC25031  Arctostaphylos cruzensis Gary D. Wallace 1974-12-7 1334 San Luis Obispo Santa Lucia Mtns. near coast along upper S side of Arroyo de la Cruz on Hearst Ranch. 30 Comment
  JEPS98890  Arctostaphylos cruzensis Walter Knight, James B. Roof, and Irja Knight 1966-1-12 1772 San Luis Obispo top of Los Osos Mesa Comment
  JEPS98947  Arctostaphylos cruzensis Walter Knight, James B. Roof, and Irja Knight 1966-1-12 1775 p.p. San Luis Obispo Los Osos Mesa Comment
  SEINET11987204  Arctostaphylos cruzensis W. Knight, Knight, I. 1981-1 3944 San Luis Obispo Tilden Botanic Garden, Berkeley, originally from Hwy 101, Hearst Ranch, Arroyo de la Cruz Comment
  SD185194  Arctostaphylos glandulosa G. K. Helmkamp 1993-3-5 San Luis Obispo Just north of Montana de Oro State Park. 29 Comment
  CAS-BOT-BC39206  Arctostaphylos glauca Steve Boyd 2007-2-17 11714 San Luis Obispo Coast Ranges, La Panza Range: Los Padres National forest along Pozo Road at Pozo Summit, 803 Comment
  CAS-BOT-BC39205  Arctostaphylos glauca Clare B. Hardham 1962-5-30 10239 San Luis Obispo Santa Lucia Mountains. Pozo Hi Mt., woded north slopes Comment
  CAS-BOT-BC39216  Arctostaphylos glauca Ira L. Wiggins 1932-3-21 5832 San Luis Obispo Grade at west end of Carisa Plains, on road to Santa Margarita. Comment
  OBI14726  Arctostaphylos glauca Robert F. Hoover 1946-8-18 6308 San Luis Obispo East base of La Panza Range, on a branch of Navajo Creek Comment
  OBI14728  Arctostaphylos glauca Robert F. Hoover 1966-1-14 9730 San Luis Obispo Parkhill district, E of Santa Margarita Comment
  RSA585861  Arctostaphylos glauca D. A. Young, F. L. Johnson, Arline Young 1992-6-16 ROB- 0022 San Luis Obispo 0.5 km NE of Gate 11 of Nacimento Rd. Comment
  SBBG109402  Arctostaphylos luciana C. B. Hardham 1962-4-17 9007 San Luis Obispo E of Cuesta Grade Comment
  RSA632956  Arctostaphylos luciana Jon E. Keeley 1996-2-10 27058 San Luis Obispo East of Cuesta Pass on dirt road to Mt. Lowe, northeast of San Luis Obispo. Santa Lucia Wilderness. 625 Comment
  CAS-BOT-BC40081  Arctostaphylos morroensis Gertrude Sinsheimer 1931-5-1 s.n. San Luis Obispo Near Morro Bay Comment
  UC1334945  Arctostaphylos morroensis Ben Bolt 1936-1-31 561 San Luis Obispo 1/4 mi n Hazard Canyon; Cayucos Quadrangle; N of Hazard Canyon, San Luis Obispo Co. 60 Comment
  UCR41019  Arctostaphylos morroensis R. J. Rodin 1969-4-7 8344 San Luis Obispo Central Coast, 0.5 mi from ocean at south end of Morro Bay 24 Comment
  JEPS38854  Arctostaphylos obispoensis A. E. Wieslander San Luis Obispo Sycamore Springs Comment
  RSA518229  Arctostaphylos obispoensis Steven A. Junak, David A. Young, Tina J. Ayers 1989-3-13 3925 San Luis Obispo Cuesta Ridge: along main road (USFS Road #29S11.3) at W boundary sign for the Cuesta Ridge Botanical Area, 5.2 miles W of Highway 101. 783 Comment
  UC1309663  Arctostaphylos obispoensis A. E. Wieslander 1933-3-23 282 San Luis Obispo Santa Lucia Range Santa Barbara National Forest, San Luis Obispo Quadrangle 365 Comment
  UCR103361  Arctostaphylos obispoensis 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
  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
  CAS-BOT-BC39853  Arctostaphylos obispoensis W. R. Dudley 1902-4-3 s.n. San Luis Obispo Manzanita Mountains Comment
  CAS-BOT-BC39900  Arctostaphylos obispoensis Clare B. Hardham 1966-2-28 14000 San Luis Obispo Paso Robles - 1/2 way north of top of pass. Cambria - Ablida Road. 7x Ranch. Comment
  OBI80678  Arctostaphylos obispoensis D. R. Miller 2015-1-16 1151096 San Luis Obispo .5 miles south of communication towers. 945 Comment
  RSA381037  Arctostaphylos obispoensis Roman Gankin, W. Richard Hildreth, Rod Myatt, Ben Hager, Tom King 1969-9-21 1312 San Luis Obispo On Cuesta Ridge 5.3 miles west of Hwy 101. Comment
  CHSC85715  Arctostaphylos osoensis G. F. Hrusa 1995-6-20 12409 San Luis Obispo On SW-facing shoulder of Hollister Peak. Immediately below last steep ascent to peak from S side. 375 Comment
  CAS-BOT-BC39797  Arctostaphylos pajaroensis R. F. Hoover 1963-12-27 8619 San Luis Obispo Prunedale Comment
  HSC91721  Arctostaphylos pechoensis Susan H. Bicknell 1989-8-8 San Luis Obispo Montano de Oro State Park Comment
  OBI14569  Arctostaphylos pechoensis Robert F. Hoover 1947-1-6 6591 San Luis Obispo Above head of See Cyn, San Luis range (region of type locality) Comment
  RSA141505  Arctostaphylos pechoensis B. O. Schreiber 1938-10-7 2557 San Luis Obispo Davis Canyon 182 Comment
  UC549671  Arctostaphylos pechoensis J. E. Adams 1935-2-24 996 San Luis Obispo ridge sw head of Davis Canyon; Pecho Hills Comment
  UCD53493  Arctostaphylos pechoensis var. cruzensis Roman Gankin 1966-2-16 645 San Luis Obispo From north-facing slope of hill north of Arroyo de los Chinos; 10.7 miles north of San Simeon. Comment
Read comments
Dec 19 2016
  CAS-BOT-BC44423  Arctostaphylos pilosula R. F. Hoover 1946-12-15 6574 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  OBI50350  Arctostaphylos pilosula Robert F. Hoover 1963-10-26 8601 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  UC1309708  Arctostaphylos pilosula A. E. Wieslander 1935-3-29 538 San Luis Obispo La Panza Range Santa Barbara National Forest, La Panza Quadrangle 975 Comment
  OBI60682  Arctostaphylos pilosula Lynne Dee Oyler 1990-10-4 2025 San Luis Obispo Avila Unocal Tank Farm below tank 638. Comment
  SEINET11984957  Arctostaphylos pilosula Unknown 1965-1 472 San Luis Obispo summit Carpenter Canyon, Arroyo Grande Comment
  RSA232046  Arctostaphylos pilosula subsp. pilosula C. W. Tilforth, John Dourley 1972-8-23 641 San Luis Obispo Cuesta Ridge, W of Hwy 101, c. 8 mi N of San Luis Obispo. 549 Comment
  SEINET11987247  Arctostaphylos purissima W. Knight, Knight, I. 1981-1 3902 San Luis Obispo Tilden Botanic Garden, Berkeley, orig. from Los Osos Mesa near garbage dump Comment
  CAS-BOT-BC46226  Arctostaphylos rudis R. F. Hoover 1948-2-8 7412 San Luis Obispo 2 mi. w. of Nipomo (by road). Comment
  SEINET11989167  Arctostaphylos rudis R. Gankin, Hildreth, W. R. 1967-1 1132 San Luis Obispo 0.7 mi SW from Noyes Road on CA 227, Arroyo Grande Comment
  UCD51357  Arctostaphylos tomentosa Roman Gankin; W. R. Russell 1962-2-21 338 San Luis Obispo 1/2 mi east of state hwy 1, 9.4 miles n. of entrance to Hearst Castle. San Luis Obispo County. Comment
  SBBG114029  Arenaria paludicola A. Parikh, N. Gale 2001-6-30 SLO- 10 San Luis Obispo N side of northern lobe of Oso Flaco Lake 4 Comment
  UCR175594  Arenaria paludicola Mark A. Elvin, J. Chesnut 2005-9-28 4579 San Luis Obispo Central Coastal, Oso Flaco Lake: NW corner, in 'opening' on a floating bog 4 Comment
  OBI19567  Arenaria paludicola Robert F. Hoover 1947-1 San Luis Obispo Comment
  OBI16785  Argyranthemum frutescens Betty Hoover 1962-2-22 54 San Luis Obispo San Luis Obispo. Cultivated Comment
  UCSB51944  Armeria maritima subsp. californica Mizuno, Robert 1967-4-22 San Luis Obispo 50 yards south of Pico Creek; 6.7 miles north of Cambria on Highway 1; Pico Creek Comment
  OBI27085  Artemisia californica Jim Souza 1981-2-1 s.n. San Luis Obispo Grover City Comment
  UCR29425  Artemisia californica J. H. Nishida 1982-10-2 529 San Luis Obispo South Coast Range, N end of American Canyon Campground Comment
  OBI51191  Artemisia douglasiana Jan Barber 1993-8-21 91 San Luis Obispo San Simeon State park. Comment
  RSA216738  Arthrocnemum subterminale Robert F. Hoover 1965-9-22 9642 San Luis Obispo Los Osos Creek near Morro Bay. Comment
  OBI6469  Arum palaestinum Robert J. Rodin 1957-3-15 6129 San Luis Obispo Cultivated in San luis Obispo Comment
  OBI81330  Asclepias fascicularis David J. Keil, Janet Haden 1988-5-24 20682 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
  UC22971  Asclepias vestita W. H. Brewer 1861-4-30 515 San Luis Obispo Atascadero Comment
  OBI80086  Asparagus asparagoides David J. Keil, V. L. Holland 2013-6-12 31803 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  UCR42773  Aspidotis californica David J. Keil, R. A. Pimentel, R. Riggins, D. R. Miller 1985-4-27 18602 San Luis Obispo 19.5 mi. from Calif. Route 1 along San Simeon Creek Road, north of Rocky Butte lookout at locked gate 732 Comment
  SBBG246  Aspidotis densa C. B. Hardham 1958-5-10 3260 San Luis Obispo Cypress Mtn, Sargent Cypress Forest Comment
  CDA26619  Astragalus asymmetricus T. C. Fuller 1984-5-2 20427 San Luis Obispo West side of the mouth of Bitterwater Canyon, 1 km. south of Highway 46, ca. 2.5 km south of Cholame. 0 Comment
  SD245364  Astragalus asymmetricus David Keil 1998-6-8 27678 San Luis Obispo Between Creston & Shandon along Hwy 41, 4.3 road miles NE of junction with La Panza Rd, 0.2 miles SW of junction with Amber Hill Rd. Comment
  OBI51809  Astragalus curtipes Gary Westbrook March1994 20 San Luis Obispo Calif Polytechnic State Univ campus 244 Comment
  OBI78691  Astragalus curtipes Ryan Ridley 2013-2-10 7 San Luis Obispo Cal Poly Canyon road until fork to Architecture Graveyard, left for 500 ft, cross bridge, cross stream at 150 ft, 10 ft from stream. 126 Comment
  UCSB44331  Astragalus curtipes Brownell, Kathleen 1979-3-3 San Luis Obispo Highway 1, 25.9 miles south of Piedras Blancas; east side of road 30 Comment
  HSC14511  Astragalus didymocarpus L. S. Rose 1969-4-14 69028 San Luis Obispo 15 mi. SE of Cholame 457 Comment
  CAS-BOT-BC182338  Astragalus didymocarpus var. didymocarpus R. F. Hoover 1952-4-20 8127 San Luis Obispo Near summit between Maricopa and Elkhorn Plain Comment
  OBI13325  Astragalus didymocarpus var. milesianus Robert F. Hoover 1947-3-21 6710 San Luis Obispo West base of Mt. Bishop near San Luis Obispo Comment
  OBI2086  Astragalus didymocarpus var. milesianus Mrs. R. W. Summers 1886-5-26 s.n. San Luis Obispo Western lower slope of San Luis Mountain Comment
  RSA18247  Astragalus didymocarpus var. milesianus C. B. Wolf 1929-4-15 3601 San Luis Obispo 3 miles N of Morro Bay. 30 Comment
  UC56063  Astragalus douglasii var. douglasii J. H. Barber 1901-4-21 A 23 San Luis Obispo bank Huer Huero (Paso Robles, <Huerhuero>); Bank of Huer Huero, Paso Robles <Huerhuero> Comment
  RSA0040445  Astragalus gambelianus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6315 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
  POM276055  Astragalus gambelianus Lyman Benson 1937-4-4 8098 San Luis Obispo East of Simmler, Carissa Plains. Temblor Mt. Range, Carissa Plains watershed. 457 Comment
  OBI65113  Astragalus lentiginosus var. nigricalycis Greg Wilvert 2005-5-1 371 San Luis Obispo SE Half of the Caliente Range. 0.75 km S of Soda Lake Rd along Pipeline Rd 849 Comment
  CAS-BOT-BC187539  Astragalus macrodon M. E. Jones 1902-6-25 s.n. San Luis Obispo Paso Robles Comment
  POM318267  Astragalus macrodon Stan Hales 1963-5-4 51 San Luis Obispo NE of Caliente Mountain, W of Carizzo Plains, 0.5 miles SW of Seaback Ranch 746 Comment
  POM148046  Astragalus nuttallii Alice Eastwood 1927-8-1 s.n. San Luis Obispo San Simeon Bay Comment
  CAS-BOT-BC186533  Astragalus nuttallii var. nuttallii D. E. Breedlove 1962-8-7 4090 San Luis Obispo 3 miles north of Guadalupe. Near Oso Flaco Lake Comment
  CAS-BOT-BC186534  Astragalus nuttallii var. nuttallii R. F. Hoover 1964-8-14 9278 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC186552  Astragalus nuttallii var. nuttallii R. F. Hoover 1946-7-21 6233 San Luis Obispo San Simeon Creek Beach Comment
  CAS-BOT-BC186526  Astragalus nuttallii var. nuttallii Ernest C. Twisselmann 1967-4-27 12903 San Luis Obispo Mesa just north of San Simeon Beach State Park 9 Comment
  CAS-BOT-BC186527  Astragalus nuttallii var. nuttallii H. M. Pollard 1968-6-7 s.n. San Luis Obispo Dunes near Jack Lake, w. of Union Oil Refinery on Southern Pacific R.R., s. of Oceano Comment
  CAS-BOT-BC186540  Astragalus nuttallii var. nuttallii Ernest C. Twisselmann 1967-4-27 12903 San Luis Obispo Mesa just north of San Simeon Beach State Park 9 Comment
  UC570458  Astragalus nuttallii var. nuttallii William S. Cooper 1933-8-23 33 -135 San Luis Obispo mouth Santa Maria River Comment
  UC774481  Astragalus nuttallii var. nuttallii Carl B. Wolf 1941-7-11 10985 San Luis Obispo along coast about 1 mi n Cambria (w coastal bluffs); n of Cambria 15 Comment
  UCR61742  Astragalus pomonensis George K. Helmkamp 1990-4-19 s.n. San Luis Obispo Central Coast Ranges, 18 mi east of Santa Margarita on State Hwy 58 473 Comment
  UC1128736  Astragalus trichopodus var. phoxus D. Axelrod 1935-3-31 222 San Luis Obispo 8 mi ese Cuyama Ranch; Santa Ynez Quad., ese of Cuyama Ranch Comment
  CAS-BOT-BC17579  Athysanus pusillus R. F. Hoover 1967-4-5 10351 San Luis Obispo Between San Juan River and Carrizo Plain on Highway 58. Comment
  OBI55385  Athysanus pusillus David J. Keil, with Kathleen A. Keil 1997-3-8 26081 San Luis Obispo La Panza Mts. Along Red Hill Road 1 mile from Highway 58. Comment
  OBI17345  Atriplex canescens Robert F. Hoover 1946-10-13 6494 San Luis Obispo E edge of Cuyama Valley near Kern Co. line Comment
  OBI17334  Atriplex coronata Robert F. Hoover 1965-9-19 9626 San Luis Obispo Carrizo Plain, on W side of Soda Lake Comment
  RSA0077160  Atriplex coronata Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-3 3189 San Luis Obispo Carrizo Plain National Monument: Along unpaved road approx 0.9 mi N of jct w/ Soda Lake Road. 598 Comment
  CAS-BOT-BC172616  Atriplex coronata John Thomas Howell 1948-6-15 24374 San Luis Obispo San Juan River Valley 365 Comment
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Nov 27 2019
  CAS-BOT-BC172617  Atriplex coronata Ernest C. Twisselmann 1956-6-26 3015 San Luis Obispo Simmler Road, 1.5 miles north of Soda Lake 609 Comment
  SEINET3931246  Atriplex coronata Robert E. Preston 1998-6-17 1147 San Luis Obispo 1.3 mi E of Simmler, on N side of Hwy 58, ca. 300 ft. N of road. Simmler 7.5' quad.; 0 634 Comment
  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
  CDA17738  Atriplex leucophylla Austin Griffiths 1982-1-27 s.n. San Luis Obispo Guadalupe Dunes; Ca. 2-3 mi. S of Oso Flaco Creek. Comment
  OBI80451  Atriplex semibaccata David J. Keil 1992-1 22988 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn. 170 Comment
  RSA18242  Atriplex semibaccata C. B. Wolf 1929-4-15 3608 San Luis Obispo 3 miles N of Morro Bay. 30 Comment
  CAS-BOT-BC94570  Atriplex spinifera R. C. Wenk 2007-4-14 627 San Luis Obispo Carrizo Plain National Monument. Along Panorama Road going towards Temblor Range, 1.5 road miles NE of Soda Lake Road 586 Comment
  SD138569  Atriplex spinifera Clifton F. Smith 1993-4-23 12417 San Luis Obispo Caliente Mountain Range, along road to crest, 2.3 miles from gate on Russell Ranch 1,000 feet above Cuyama Valley Comment
  CAS-BOT-BC145964  Avena fatua Ernest C. Twisselmann 1953-12-5 827 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 716 Comment
  CAS-BOT-BC145963  Avena fatua Ernest C. Twisselmann 1954-4-12 1037 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. O'Brien field. 579 Comment
  OBI16968  Baccharis pilularis David Gleason 1964-2-9 5 San Luis Obispo 4 mi west of Atascadero Comment
  OBI27091  Baccharis pilularis subsp. consanguinea Jim Souza 1981-2-1 San Luis Obispo Grover City Comment
  SBBG7737  Baccharis pilularis subsp. consanguinea C. B. Hardham 1957-7-31 2511 San Luis Obispo Cambria Comment
  OBI21637  Baccharis pilularis var. consanguinea Tracey Call, Viola Call 1965-4-10 2343 San Luis Obispo About 1 mile along road to Poly cyn from Cuesta Ridge 488 Comment
  OBI16972  Baccharis salicifolia Robert F. Hoover 1966-9-12 9983 San Luis Obispo Bed of Santa Maria River north of Santa Maria Comment
  OBI36689  Barbarea orthoceras Eric Wise 1983-3-6 1684 San Luis Obispo Salinas River at Hwy 58 Comment
  OBI3348  Berberis aquifolium var. dictyota Neil Havlik 1970-3-31 538 San Luis Obispo About 1/2 mi NE of Pine spring campground, La Panza Range. 975 Comment
  UCD95048  Berberis aquifolium var. dictyota Roman Gankin; W. R. Hildreth 1967-10-12 1130 a San Luis Obispo San Luis Obispo County: 0.7 mile SW from Noyes Road on State Route 227, Arroyo Grande. Comment
  OBI9015  Berula erecta Robert F. Hoover 1946-8-25 6342 San Luis Obispo Oceano Beach, behind coastal sand dunes Comment
  IRVC29307  Bidens pilosa var. pilosa G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8835 San Luis Obispo Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek Central Coast 136 Comment
  CAS-BOT-BC127810  Blepharizonia laxa Lyman Benson 1937-10-17 8542 San Luis Obispo West of McKittrick at Kern Co. line. Mt. Range: Temblor 853 Comment
  UC1133853  Bloomeria crocea P. L. Johannsen 1937-5-26 1169 San Luis Obispo 1 mi. w.-s.w. Chimeneas Ranch (near Plot 274); McKittrick Quad. Comment
  CAS-BOT-BC482126  Bloomeria crocea var. aurea Ira L. Wiggins 1929-5-24 3745 San Luis Obispo Roadside 2 miles east of Paso Robles Comment
  CAS-BOT-BC482127  Bloomeria crocea var. aurea Alice Eastwood 1926-5-5 13895 San Luis Obispo Cholame Comment
  CAS-BOT-BC478931  Bloomeria crocea var. crocea Eben McMillan 1952-5-20 125 San Luis Obispo Chice Valley 1 mi. s. 8 mi. E. of Shandon Comment
  OBI70578  Bolboschoenus maritimus Larry Kelly, David J. Keil 1988-10-1 266 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI34407  Bowlesia incana David J. Keil, Kathy Jones 1982-4-4 15818 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI8006  Boykinia occidentalis Kurt R. Neisess 1976-2-7 s.n. San Luis Obispo Redwood Gulch above hwy 1, N of San Simeon 305 Comment
  SEINET269228 Image available Brachypodium hybridum G. Helmkamp 1996-5-24 1013 San Luis Obispo State Park System north of Turri Rd. and 1.5 miles of South Bay Blvd. 95 Comment
  CDA3633  Brassica juncea E. C. Twisselmann 1965-5-4 10645 San Luis Obispo Temblor Range & Western San Joaquin Valley; Dorothy Twisselmann Ranch, eastern San Luis Obispo County. Comment
  UCD114846  Brassica rapa Ernest C. Twisselmann 1965-5-4 10645 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. 670 Comment
  CDA33373  Brassica tournefortii D. R. Miller 2009-3-13 309 .872 San Luis Obispo Los Osos; Santa Ysabel Ave. at 15th St. Comment
  OBI51376  Brickellia californica Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .15 San Luis Obispo NE corner of San Simeon State Park. Comment
  UC86107  Brickellia californica J. Burtt Davy Oct 1896 2716 San Luis Obispo Port Harford Comment
  OBI16904  Brickellia californica Robert F. Hoover 1946-10-20 6518 San Luis Obispo Upper Huasna River, just below jctn of Arryo Seco in sandy and rocky flood-bed Comment
  OBI49578  Brickellia californica David J. Keil 1986-9-27 19767 San Luis Obispo Ca. 1/2 mi E ofPine Canyon forest Station along Calif. 166. Comment
  OBI65744  Brickellia californica D. R. Miller 1994-8-27 894 -533 San Luis Obispo Pine Mtn. These plants are in creekway below George Edmunison's pond; east slope of Pine Mt; Tobacco creek drainage. 168 Comment
  CAS-BOT-BC145452  Briza maxima Ernest C. Twisselmann 1955-6-3 2069 San Luis Obispo Piedras Blancas Point. 30 Comment
  OBI22474  Briza maxima Robert F. Hoover 1946-6-1 6107 San Luis Obispo Perry Crk, SE of Cambria Comment
  OBI26017  Briza maxima David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13997 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-BC145348  Briza minor W. A. Silveus 1938-6-24 2779 San Luis Obispo Cambria Pines. Comment
  UC1130929  Briza minor G. T. Nordstrom 1937-4-29 1158 San Luis Obispo 0.5 mi nw Josephine School (Plot 128); Adelaida Quadrangle Comment
  RSA43137  Brodiaea jolonensis Robert F. Hoover 1947-4-16 6935 San Luis Obispo West base of Mt Bishop near San Luis Obispo Comment
  OBI80003  Bromus carinatus David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31336 San Luis Obispo Western end of San Luis Range. North-facing slope above Coon Creek, southern portion of Montana de Oro State Park, adjacent to Field Ranch (Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant) Comment
  OBI59505  Bromus carinatus var. carinatus David J. Keil, with V. L. Holland 2001-4-7 29254 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
  OBI58028  Bromus carinatus var. carinatus David J. Keil, with V. L. Holland 1992-5-28 23157 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  OBI31742  Bromus catharticus Smeltzer, Turnquist 1982-4-21 61 San Luis Obispo Collected from rear parking area along NE lake edge in Laguna Lake Park Comment
  SEINET251659 Image available Bromus catharticus George K. Helmkamp 2004-3-21 8386 San Luis Obispo Central Coast: Mesa Duners Mobile Home Park along Mesa View Dr., 0.2 mi S. of the junction of Halcyon Rd. SE of O ceano ( Oceano 7.5.' Q) 61 Comment
  OBI31747  Bromus diandrus Smeltzer, Turnquist 1982-4-12 18 San Luis Obispo On the SE side of Laguna Lake Park from the roadway over to base of hill Comment
  RSA0042914  Bromus diandrus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6290 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
  OBI69695  Bromus grandis D. R. Miller 1991-5-30 915 -R San Luis Obispo E slope of Pine Mt 701 Comment
  UC771702  Bromus laevipes R. F. Hoover 1946-6-15 6148 San Luis Obispo w of Pozo (Rinconada Mine); Rinconada Mine Comment
  OBI69681  Bromus laevipes D. R. Miller 1991-5-31 915 -V San Luis Obispo Along road into Coles. Between Pine Mtn and lIttle Pine Mt 792 Comment
  OBI22369  Bromus madritensis subsp. madritensis Russell Gorman 1956-5-17 60 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI22402  Bromus madritensis subsp. rubens Eben McMillan 1952-5-2 86 San Luis Obispo Choice Valley- 1 mi S, 8 mi E of Shandon Comment
  OBI26909  Bromus madritensis subsp. rubens Betty Breuleux, Carol Hawkins 1980-4-22 18 San Luis Obispo Along road in Poly Cyn approx 200 ft past gate, Cal Poly State Univ., San Luis Obispo 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
  UC618977  Bromus madritensis subsp. rubens G. T. Nordstrom 1937-5-16 1253 San Luis Obispo 2.7 mi sse of Chimney Rock 518 Comment
  OBI79906  Bromus pseudolaevipes D. R. Miller 2013-5-8 513 .1056 San Luis Obispo The Rocky Butte/Pine Mountain Region, this small stand of perhaps 15-20 plants is growing understory on Pine Mountain along main ridge road, approximately 50 meters north of Indian Summer Camp, Tobacco Creek drainage. 884 Comment
  SBBG118254  Bromus rubens M. Wetherwax, E. Painter 2000-3-21 SLO 45 San Luis Obispo saddle between Cerro Romualdo and Cerro Chumash; Camp San Luis Obispo 120 Comment
  SEINET238469 Image available Bromus rubens Mark Meredith 1984-2-6 43 San Luis Obispo Montana De Oro sand dunes next to Los Osos Valley Rd. and Pecho Rd. Comment
  OBI33061  Bromus sitchensis David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 17011 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  IRVC28931  Bromus stamineus G. K. Helmkamp 2003-10-8 8208 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
  UCD59761  Bromus tectorum Beecher Crampton 1964-5-18 6986 San Luis Obispo San Luis Obispo County: Santa Margarita. Santa Margarita Creek. Comment
  OBI22407  Bromus vulgaris Robert F. Hoover 1969-6-22 11383 San Luis Obispo Santa Lucia Range. Chorro Crk cyn (Serrano Cyn) Comment
  CAS-BOT-BC65023  Cakile maritima G. K. Helmkamp 2004-3-23 8390 San Luis Obispo ENE of Nipomo. 1.5 mi SW of Rancho Road along Dana Foothill Road 171 Comment
  CDA17567  Cakile maritima Austin Griffiths 1980-11-18 s.n. San Luis Obispo Pismo Dunes; ca. 1/3 way betw. Grover City and Oceano ramps, mainly along northern high transect dune systems. Comment
  UC1296295  Cakile maritima R. F. Hoover 1946-8-4 6274 San Luis Obispo n end of Morro Bay Morro Bay Comment
  SBBG45680  Cakile maritima L. E. Allen 1966-5-19 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SD71144  Calandrinia breweri R. F. Hoover 1947-3-19 6697 San Luis Obispo Oak Park district Comment
  SBBG104215  Calandrinia menziesii M. D. Proctor, E. A. Young 1993-3-17 ROB 204 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI65422  Callitriche heterophylla David J. Keil 2006-4-17 30431 San Luis Obispo Santa Margarita Ranch south of Santa Margarita along Pozo Road, 0.8 miles N of intersection with Pozo Road. Vicinity of 35 deg. 21.61'N, 120 deg. 33.01'W. Highway right of way next to culvert. 351 Comment
  OBI47426  Callitriche longipedunculata David J. Keil 1981-4-9 14301 San Luis Obispo About 8 mi from Calif Valley along Soda Lake Rd Comment
  OBI60657  Callitriche trochlearis David J. Keil, with Lynne Dee (Oyler) Althouse 2002-3-11 29747 San Luis Obispo Santa Margarita Ranch, "Stage Coach Wetland" ca. 4.5 miles south of Santa Margarita along dirt road west of Pozo Road 366 Comment
  SBBG81997  Calochortus C. F. Smith 1950-4-30 2718 San Luis Obispo near Temblor Crk, N side of Temblor Range Comment
  SBBG95542  Calochortus albus J. Eliot 1986-5-21 14 San Luis Obispo 1 mi W of TV Tower Rd off US Hwy 101 N of San Luis Obispo Comment
  SBBG3343  Calochortus clavatus var. clavatus E. Painter, M. Wetherwax with J. Sainz 2000-6-13 SLO 354 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 100 Comment
  UC1296325  Calochortus clavatus var. pallidus R. F. Hoover 1955-6-30 8362 San Luis Obispo Pozo-Simmler road Summit of La Panza Range Comment
  RSA133111  Calochortus luteus Clare B. Hardham 1959-5-6 4412 San Luis Obispo Vitamin D Ranch, road to Nacimiento Dam from Paso Robles, Santa Lucia Mountains Comment
  LA22443  Calochortus obispoensis Marion Ownbey; Ruth P. Ownbey 1938-7-4 1692 San Luis Obispo Reservoir Canyon, about 3 mi. NE of San Luis Obispo Comment
  OBI53944  Calochortus obispoensis Justin Epting 1995-7-10 s.n. San Luis Obispo Cal Poly Biological Preserve Comment
  OBI6693  Calochortus obispoensis Robert F. Hoover 1969-6-23 11387 San Luis Obispo Santa Lucia Range. Ridge NW of cuesta Pass Comment
  CAS-BOT-BC132430  Calochortus obispoensis R. F. Hoover 1946-6-23 6190 San Luis Obispo Summit at head of Carpenter Canyon, n. of Arroyo Grande Comment
  UCSB57246  Calochortus obispoensis Penkala, B.; Ryan, P. 1987-7-1 San Luis Obispo On the north side of Hampton Canyon, 1/2 mile west from its junction with Reservoir Canyon, just north of San Luis Obispo off Hwy. 101 335 Comment
  CAS-BOT-BC132511  Calochortus simulans R. F. Hoover 1956-5-18 8375 San Luis Obispo Rocky Canyon between Atascadero and Creston Comment
  RSA43132  Calochortus simulans Robert F. Hoover 1946-6-2 6122 San Luis Obispo East side of La Panza Range, on a branch of Navajo Creek. Comment
  UC3465  Calochortus splendens W. H. Brewer 1861-4-30 507 San Luis Obispo Atascadero Comment
  CAS-BOT-BC483555  Calochortus splendens Clare B. Hardham 1960-5-17 5755 San Luis Obispo East end of Tierra Redonda, Santa Lucia Mountains Comment
  CAS-BOT-BC271532  Calycadenia truncata subsp. truncata R. F. Hoover 1957-7-19 8389 San Luis Obispo Trail to Cypress Mt. from Cambria-Adelaida Road along main ridge of Santa Lucia Mts. Comment
  RSA0008362  Calycadenia villosa Gerald D. Carr 1971-6-30 575 San Luis Obispo 0.1 mile S of Hwy 58 on road to Navajo Campground, Navajo-Cammatti Cr. divide. 640 Comment
  UCD129802  Calycadenia villosa Robert E. Preston 1998-6-11 1111 A San Luis Obispo San Luis Obispo County: Morrison Ranch, ca. 1 mile east of ranch headquarters; on ridge between Camatta Creek and Long Canyon. 579 Comment
  UC1136650  Calyptridium monandrum T. M. Hendrix 1939-5-9 1032 San Luis Obispo 2.2 mi wnw of Avenales Ranch 731 Comment
  SD244790  Calyptridium monandrum David Keil 1998-4-28 26955 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. Comment
  UC1583846  Calystegia longipes David Keil 1986-4-8 19130 San Luis Obispo e side Santa Margarita Lake (on burned slope); e side Santa Margarita Lake Comment
  CAS-BOT-BC221380  Calystegia macrostegia subsp. cyclostegia G. B. Rossbach; R. P. Rossbach 1938-5-6 795 San Luis Obispo Morro Rock, Morro Bay Comment
  OBI17790  Calystegia macrostegia subsp. cyclostegia Penelope Blackmer 1973-4-5 26 San Luis Obispo Pennington Creek bio reserve Comment
  OBI25931  Calystegia macrostegia subsp. cyclostegia Lorraine Vinland 1981-7-3 12 San Luis Obispo Madonna Mt. Comment
  OBI35301  Calystegia macrostegia subsp. cyclostegia Melody Dickens 1980-4-30 20 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  RSA609728  Calystegia macrostegia subsp. cyclostegia R. S. Woglum 1940-4-20 2640 San Luis Obispo Central Coast: Cambria. Comment
  SBBG118543  Calystegia macrostegia subsp. cyclostegia E. Painter, M. Wetherwax, D. Keil 2000-4-20 SLO 69 b San Luis Obispo S base of large serpentine outcrop, W of Chorro Reservoir, and on slope below; Camp San Luis Obispo 200 Comment
  CDA39854  Calystegia macrostegia subsp. cyclostegia T. C. Fuller 1968-5-22 17067 San Luis Obispo West side of Ardath Drive, south of Pembrook Drive, Cambria. 0 Comment
  CHSC114056  Calystegia macrostegia subsp. intermedia Richard R. Halse 2012-3-26 8438 San Luis Obispo Along State Hwy. 1 at the north edge of Cayucos, by exit 285. 29 Comment
  UCD126113  Calystegia malacophylla Frederic Hrusa 1993-5-21 11088 San Luis Obispo San Luis Obispo County: along trail, approximately 2 km. beyond Stony Creek Camp. 600 Comment
  CAS-BOT-BC221160  Calystegia malacophylla subsp. pedicellata Ernest C. Twisselmann 1955-5-27 2045 San Luis Obispo La Panza Range. Navajo Canyon road, .5 miles south of Cammatta Canyon summit 603 Comment
  OBI15297  Calystegia purpurata subsp. purpurata Robert F. Hoover 1950-6-20 7990 San Luis Obispo 6 mi W of Templeton on road to Cambria Comment
  OBI15292  Calystegia soldanella R. F. Hoover 1947-7-11 7297 San Luis Obispo South end of Morro Bay, at the edge of sandy beach Comment
  OBI25597  Calystegia subacaulis subsp. episcopalis David J. Keil 1981-5-16 14675 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 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
  OBI64956  Camissonia campestris subsp. campestris Greg Wilvert 2005-3-27 55 San Luis Obispo SE half of the Caliente Range. Approx 1.1 km NW of Wells Cyn 1018 Comment
  SBBG38490  Camissonia campestris subsp. campestris E. C. Twisselmann 1969-7-5 15663 San Luis Obispo Salinas River 5 mi S of Paso Robles 182 Comment
  OBI72328  Camissonia campestris subsp. obispoensis Anthony Baniaga, Theo Fitanides 2010-5-16 209 San Luis Obispo Tierra Redonda Mtn BLM ACEC 614 Comment
  POM32459  Camissonia cheiranthifolia subsp. cheiranthifolia J. E. Roadhouse 1905-05 432 San Luis Obispo [No location information on label.] Comment
  RSA610431  Camissonia ovata R. S. Woglum 1940-4-20 2644 San Luis Obispo Outer Coast Ranges: Santa Lucia Mountains, Cambria Pines. Comment
  OBI11888  Camissonia strigulosa Eben McMillan 1952-4-30 73 San Luis Obispo Commatta Crk, 13 mi S, 4 mi E of Shandon Comment
  OBI32655  Camissoniopsis David J. Keil 1982-5-2 15889 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt Rd Comment
  CAS-BOT-BC160294  Camissoniopsis cheiranthifolia subsp. cheiranthifolia J. E. Roadhouse 1905-5-1 432 San Luis Obispo Unspecified Comment
  CAS-BOT-BC160305  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1947-7-11 7299 San Luis Obispo South end of Morro Bay Comment
  CAS-BOT-BC160293  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Delzie Demaree 8-2-4 ? 21468 San Luis Obispo [Guadaloupe] Guadalupe Comment
  CAS-BOT-BC160318  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch, San Luis Obispo Comment
  OBI66254  Camissoniopsis ignota David J. Keil 1997-4-19 26213 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  UC1122266  Camissoniopsis intermedia C. A. Graham 1938-4-14 328 San Luis Obispo 1/2 mi s Lynch Ranch; Bradley Quadrangle Comment
  OBI58549  Camissoniopsis micrantha David J. Keil 1998-3-27 26485 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI77644  Capsella bursa-pastoris unk 1981-3-6 30 San Luis Obispo Half way up OH hill on Cal Poly campus. On right side of the rd ca. 50 from herdman's hall as walking up hill Comment
  SBBG70401  Capsella bursa-pastoris L. G. Yates 1878-2-5 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI75317  Capsicum annuum David J. Keil 2010-1 San Luis Obispo Comment
  UC1296157  Cardamine californica R. F. Hoover 1947-3-1 6628 San Luis Obispo Cambria Comment
  CAS-BOT-BC37638  Cardamine californica Clare B. Hardham 1956-2-24 148 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek. Comment
  OBI82565  Cardamine hirsuta David J. Keil, Matt Ritter, Jenn Yost, Kristen Nelson, Jessica adinolfi, Julia Harencar, and Jason Johns 2016-3-4 33536 San Luis Obispo Santa Margarita Park and Ride parking lot just east of US 101 on Highway 58 325 Comment
  POM96340  Cardaria draba P. A. Munz 1926-4-9 10235 San Luis Obispo Morro. Comment
  UCR91806  Carduus pycnocephalus George K. Helmkamp 1996-5-24 1016 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
  SBBG29945  Carex barbarae R. S. Ferris 1939-6-9 9774 San Luis Obispo northern edge of Atascadero Comment
  OBI58905  Carex douglasii David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27417 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  CAS-BOT-BC20406  Carex globosa R. F. Hoover 1964-5-15 8887 San Luis Obispo Pine Top Mountains, south of San Carpoforo Creek. Comment
  CAS-BOT-BC20410  Carex globosa Clare B. Hardham 1960-6-17 6162 San Luis Obispo Santa Lucia Mountain. Chris Flood Sargent Cypress forest, Head waters of San Carpoforo Creek. Comment
  OBI38326  Carex globosa David J. Keil 1979-4-29 13053 San Luis Obispo See Cyn Comment
  OBI78553  Carex globosa D. R. Miller 1993-4-3 493 -C1 San Luis Obispo Flora of Pine Mtn Region. Along loop rd at Cole Ranch 732 Comment
  SBBG18072  Carex gracilior C. B. Hardham 1957-5-12 1956 San Luis Obispo Green's Lake, between Cypress Mtn and Rocky Butte Comment
  RSA142258  Carex gracilior Clare B. Hardham 1957-5-12 1963 San Luis Obispo Green s Lake, crest of Santa Lucia Mountains; between Cypress Mt. and Pine Mt. Comment
  CAS-BOT-BC20465  Carex harfordii Alice Eastwood; John Thomas Howell 1938-6-14 5957 San Luis Obispo Cambria. Comment
  CAS-BOT-BC21850  Carex harfordii Alice Eastwood 1926-4-28 13621 San Luis Obispo Cambria. Comment
  CAS-BOT-BC21855  Carex harfordii Clare B. Hardham 1958-3-4 2864 San Luis Obispo Cambria. Comment
  CAS-BOT-BC21856  Carex harfordii R. F. Hoover 1947-3-19 6698 San Luis Obispo Oak Park district. Comment
  CAS-BOT-BC31623  Carex luzulina var. luzulina Clare B. Hardham 1959-6-8 4770 San Luis Obispo North slope of Cypress Mt, San Lucia Mts. Comment
  SBBG93651  Carex obispoensis S. A. Junak 1990-5-15 4324 San Luis Obispo Cuesta Ridge Botanical Area: ca. 0.5 rd mi S of W Cuesta Ridge Rd, along dirt rd leading to Pick and Shovel Mine 652 Comment
  UC833571  Carex obispoensis Lewis S. Rose 1936-5-7 36239 San Luis Obispo Steiner Creek, near San Luis Obispo. Comment
  CAS-BOT-BC146568  Carex obispoensis W. R. Dudley 1902-4-3 s.n. San Luis Obispo Manzanita Hill south of Pine Mt. Comment
  OBI47500  Carex obispoensis David J. Keil, Rhonda Riggins 1984-4-26 18219 San Luis Obispo 0.4 mi N of Rinconada Mine Comment
  UC1153412  Carex obnupta R. F. Hoover 1950-5-5 7867 San Luis Obispo s end Morro Bay Comment
  OBI34421  Carex pellita David J. Keil, Kathy Jones 1982-4-4 15814 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI35091  Carex praegracilis Eric Wise 1981-7-1 902 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Oso Flaco Lake Comment
  SEINET10708705  Carex praegracilis Edge 1974-4-12 EDGE 402 B San Luis Obispo Sandy soil, near Jack, Nipomo Dunes, Comment
  OBI81314  Carex serratodens David J. Keil, Janet Haden 1988-5-24 20690 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
  UC303395  Carex serratodens Marcus E. Jones, A. M. 1882-5-6 3235 San Luis Obispo San Luis Obispo Comment
  CHSC82988  Carex spissa L. P. Janeway 2002-9-8 7729 San Luis Obispo Outer South Coast Ranges. Brizziolari Creek (Poly Canyon) 1.1 km northeast of the Cal Poly campus buildings. 168 Comment
  CAS-BOT-BC117330  Carex spissa Clare B. Hardham 1957-3-14 1673 San Luis Obispo Headwater of Old Creek. Comment
  OBI29117  Castilleja affinis Karen Symonds 1982-7-25 21 San Luis Obispo Montana de Oro State park, along Coon Crk trl Comment
  SBBG6756  Castilleja affinis C. B. Hardham 1958-3-29 2961 San Luis Obispo head of Toro Crk Comment
  OBI33380  Castilleja affinis David J. Keil 1982-3-20 15744 San Luis Obispo San Luis Range in Irish Hills along dirt rd leading from See Cyn Rd to Hibberd Preserve Comment
  UC1315080  Castilleja affinis subsp. affinis R. F. Hoover 1967-2-18 10210 San Luis Obispo Diablo Canyon; San Luis Range Comment
  UCSB42919  Castilleja attenuata Fugle, Dorothy 1982-4-23 San Luis Obispo North side of Hwy. 46, 8 miles west of its junction with Hwy. 101, Santa Lucia Mtns. 365 Comment
  OBI72259  Castilleja densiflora subsp. gracilis Anthony Baniaga, Daniel Chavez 2010-3-14 62 San Luis Obispo Tierra Redondoa Mtn BLM ACEC 366 Comment
  OBI72981  Castilleja densiflora subsp. obispoensis E. A. Appel/D. R. Miller 2010-4-18 410 .905 San Luis Obispo On Hwy 1 roadside, .4 mi S of Hearst Castle entrance Comment
  OBI69478  Castilleja densiflora subsp. obispoensis Jody Olson, Amy Millan 2005-4-12 s.n. San Luis Obispo Camp San Luis Obispo: Range C.Base of first berm. UTM E 708984 N 39135680 Site B2. Site F. Comment
  OBI24075  Castilleja exserta Janice M. Toyoshima 1979-4-21 A 9 San Luis Obispo S of Shark Inlet, Morro Bay 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
  UC1776755  Castilleja exserta Austin P. Griffiths, Mary Goodrich 1978-5-15 s.n. San Luis Obispo Uncultivated residential lot, Oceano. 10 Comment
  UCR140114  Castilleja exserta subsp. exserta George K. Helmkamp 2004-2-11 8284 San Luis Obispo Central Coast, Nipomo Mesa, Willow Rd, 0.6 mi east of Calif. Hwy 1 125 Comment
  UC1334650  Castilleja exserta subsp. latifolia Austin Griffiths Jr. and Margaret E. Griffiths 1966-5-9 5054 San Luis Obispo ca 2 mi s Oceano Comment
  UC1392831  Castilleja foliolosa R. F. Hoover 1969-5-20 11315 San Luis Obispo 5 mi w Paso Robles (on Adelaida road) Comment
  UCR29884B  Castilleja jepsonii Melissa Luckow, R. Riggins 1982-5-14 869 San Luis Obispo Coast Range, 1.9 mi. SE of Avenales Guard Station on San Jose Avenales Rd. Comment
  RSA205089  Castilleja latifolia Sherwin Carlquist 1969-7-1 4333 San Luis Obispo 5.5 miles south of Oceano Comment
  OBI71267  Castilleja miniata var. miniata Austin P. Griffiths, Kathleen G. Jones 1980-5-24 s.n. San Luis Obispo Oceano Dunes. Hollow just S of Arroyo Grande Crk, near mouth, and just inside primary dune Comment
  SBBG112604  Castilleja minor subsp. spiralis C. B. Hardham 1958-6-20 3706 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  CAS-BOT-BC241096  Castilleja mollis Alice Eastwood 1927-4-8 14337 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  CAS-BOT-BC241097  Castilleja mollis R. F. Hoover 1950-5-13 7912 San Luis Obispo Near Oso Flaco Lake Comment
  JEPS7441  Castilleja plagiotoma R. F. Hoover 1952-5-24 8205 San Luis Obispo along summit ridge Caliente Mt. Comment
  OBI28764  Castilleja subinclusa subsp. subinclusa Melissa Luckow, CNPS 1981-4-18 666 San Luis Obispo Shell Creek Rd, 2 mi from jctn with hwy 58 Comment
  CAS-BOT-BC38207  Caulanthus anceps Alice Eastwood; John Thomas Howell 1935-3-25 2003 San Luis Obispo Cholame. Comment
  CAS-BOT-BC38217  Caulanthus anceps Ernest C. Twisselmann 1962-3-28 6730 San Luis Obispo Cottonwood Pass, about 3.3 miles east of Cholame. 426 Comment
  OBI14940  Caulanthus anceps Robert F. Hoover 1948-4-12 7439 San Luis Obispo Cottonwood Pass (foothills on W side) Comment
  SBBG14744  Caulanthus anceps E. C. Twisselmann 1962-3-18 6707 San Luis Obispo summit of Palo Prieto Cyn 655 Comment
  OBI14938  Caulanthus anceps Robert F. Hoover 1949-4-21 7626 San Luis Obispo 14 mi E of Creston on Laz Panza Rd Comment
  CAS-BOT-BC40470  Caulanthus inflatus Roxana S. Ferris 1935-3-29 9123 San Luis Obispo 16 miles south of Soda Lake on the Maricopa Road, Carriso Plain. Comment
  CDA15107  Caulanthus inflatus G. F. Hrusa 1998-3-28 14190 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Annual in large colony on steep E-facing slope above headwaters of Bitterwater Ck. Hills immed. S of Elkhorn Grade Rd. at S end of Carrizo Plain. Sheet 1 of 2. Comment
  CAS-BOT-BC39494  Caulanthus lemmonii R. F. Hoover 1952-5-11 8194 San Luis Obispo La Panza Range. Navajo Camp. Comment
  CAS-BOT-BC39532  Caulanthus lemmonii H. D. Ripley; R. C. Barneby 1944-4-12 3241 San Luis Obispo Near Cholane. 365 Comment
  SBBG117767  Caulanthus lemmonii E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 67 San Luis Obispo above Nacimiento River, near Twin Bridges; Camp Roberts 180 Comment
  CAS-BOT-BC39501  Caulanthus lemmonii Ernest C. Twisselmann 1957-5-3 3480 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carrisa Plains. Flood wash 9.9 miles south of Soda Lake. 640 Comment
  CAS-BOT-BC39511  Caulanthus lemmonii Lincoln Constance; Alan A. Beetle 1940-3-22 2537 San Luis Obispo Inner Coast Ranges. Two miles northeast of La Panza. 487 Comment
  SBBG12851  Caulanthus lemmonii C. B. Hardham 1965-3-3 12532 San Luis Obispo opposite Don Luis Gate, La Panza-Santa Margarita Rd Comment
  SEINET12005220  Caulanthus lemmonii L. S. Rose 1935-1 35048 San Luis Obispo Cholame Comment
  RSA202607  Ceanothus cuneatus E. C. Twisselmann 1968-5-13 14204 San Luis Obispo Head of Cammatta Canyon at the Cottingham place 610 Comment
  CAS-BOT-BC64464  Ceanothus cuneatus subsp. fascicularis R. F. Hoover 1947-1-26 6601 San Luis Obispo Osos Valley. Comment
  RSA0040437  Ceanothus cuneatus var. cuneatus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6308 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
  SBBG104900  Ceanothus cuneatus var. cuneatus M. D. Proctor, E. A. Young 1993-3-17 ROB 178 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG109985  Ceanothus cuneatus var. cuneatus C. B. Hardham 1961-4-16 6875 San Luis Obispo Oak Flat, 5 mi NW of Paso Robles Comment
  UC18273  Ceanothus cuneatus var. cuneatus State Survey 1861-4-12 440 San Luis Obispo San Luis Obispo Comment
  CDA17943  Ceanothus cuneatus var. cuneatus Austin Griffiths, G. F. Hrusa 1987-4-29 18157 San Luis Obispo Montana de Oro State Park; Near W end of path, (ca. 200 yds from ocean) westernmost. 0 Comment
  CDA17928  Ceanothus cuneatus var. fascicularis Austin Griffiths, G. F. Hrusa 1987-4-29 18140 San Luis Obispo Montana de Oro State Park; N edge of 4th sandhill N of Spooners Cove. 0 Comment
  UCSB18614  Ceanothus cuneatus var. fascicularis Fox, Lynn 1963-3-2 San Luis Obispo 5.5 miles SW of Buena Vista Mine, Mountain Springs Road, 13.2 miles W of U.S. Highway 101, Paso Robles 673 Comment
  OBI27136  Ceanothus cuneatus var. ramulosus Thomas Burrows 1980-4-24 21 San Luis Obispo Reservoir Cyn 168 Comment
  SBBG116855  Ceanothus cuneatus var. ramulosus E. Painter, M. Wetherwax 2002-2-27 SLO 210 San Luis Obispo near rd below Primera Mine, ca. 0.7 air km S of Primera Mine, ca. 0.2 air km SE of New London Mine; Camp San Luis Obispo 320 Comment
  CAS-BOT-BC49779  Ceanothus dentatus R. F. Hoover 1964-3-26 8658 San Luis Obispo Hill just south of Arroyo de la Cruz Comment
  CAS-BOT-BC64404  Ceanothus foliosus subsp. medius R. W. Summers 1886-5-3 132 San Luis Obispo Santa Lucia Mountains. Comment
  CAS-BOT-BC64414  Ceanothus foliosus subsp. medius Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9456 San Luis Obispo Eastern slope of Coast Range 2 mi. below the summit. State Highway #178 between Pozo and La Panza in Los Padres Comment
  RSA285629  Ceanothus foliosus var. medius D. C. Michener 1982-7-22 4074 San Luis Obispo Cuesta Ridge road 2.1 miles NW from jct with US 101. Comment
  UC1070583  Ceanothus foliosus var. medius N. French 1936-1-13 669 San Luis Obispo Summit e of Pozo. Pozo quad. 1066 Comment
  UC1281341 Image available Ceanothus impressus H. E. McMinn 1936-3-6 4338 San Luis Obispo Nipomo Mesa Comment
  CAS-BOT-BC63544  Ceanothus leucodermis R. F. Hoover 1957-4-15 8379 San Luis Obispo Upper Arroyo Grande. 5 mi. above County Park. Comment
  CAS-BOT-BC50545  Ceanothus maritimus R. F. Hoover 1950-1-15 7759 San Luis Obispo Mouth of Arroyo de la Cruz (just south of), on hilltop Comment
  CAS-BOT-BC50546  Ceanothus maritimus R. F. Hoover 1950-1-15 7759 San Luis Obispo Mouth of Arroyo de la Cruz (just south of), on hilltop Comment
  OBI66839  Ceanothus oliganthus var. sorediatus Austin P. Griffiths, G. F. Hrusa, D. Ragan, E. Thompson 1985-3-17 s.n. San Luis Obispo Arroyo de la Cruz Comment
  UC1071325  Ceanothus oliganthus var. sorediatus W. A. Peterson 1937-4-27 754 San Luis Obispo 4 mi ese McChesney Mtn.; La Panza Quad. Comment
  UC1071331  Ceanothus oliganthus var. sorediatus B. Bolt 1936-4-10 660 San Luis Obispo 2 mi ne Mouth of Smith Creek; Cayucos quad. 335 Comment
  OBI10352  Ceanothus oliganthus var. sorediatus B. A. Smith 1966-4-14 32 San Luis Obispo Cuesta Ridge 1 mi W of hwy 101 Cuesta Summit Comment
  OBI10357  Ceanothus oliganthus var. sorediatus Robert F. Hoover 1947-4-2 6865 San Luis Obispo Upper Arroyo grande 6 mi above county park Comment
  UC1276249  Ceanothus papillosus R. F. Hoover 1959-5-9 8497 San Luis Obispo on Adelaida road six mi w Paso Robles; w of Paso Robles Comment
  RSA1350  Ceanothus ramulosus var. fascicularis B. D. Stark 1929-7-16 1366 San Luis Obispo 5 miles so. of Arroyo Grande. 61 Comment
  UCR136674  Ceanothus sorediatus Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, outside the Perkins ranch Comment
  SEINET12209513  Ceanothus sorediatus R. J. Rodin 1957-1 6134 San Luis Obispo 0.5 mi W of Guesta Summit on Highway 101 Comment
  UC1071387  Ceanothus spinosus B. Bolt 1936-2-4 564 San Luis Obispo 1/2 mi s of mouth Sycamore Canyon; San Luis Obispo Quad. Comment
  RSA122362  Ceanothus spinosus B. Bolt 1936-3-12 613 San Luis Obispo 1 mile ENE of Cerro Romauldo. 152 Comment
  CAS-BOT-BC52272  Ceanothus thyrsiflorus R. F. Hoover 1964-3-26 8659 San Luis Obispo Hill just south of Arroyo de la Cruz Comment
  UCD170399  Ceanothus thyrsiflorus var. griseus D. O. Burge; S. Ratay 2016-12-3 2205 San Luis Obispo San Luis Obispo County: Cerro Cabrillo area, N slope of ridge connecting Cerro Cabrillo to Hollister Peak. 170 Comment
  OBI56212  Ceanothus thyrsiflorus var. thyrsiflorus M. Van Rensselaer 1938-9-20 615 San Luis Obispo Along coast hwy several mi N of San Simeon Comment
  OBI56618  Centaurea benedicta David J. Keil 1998-5-20 27322 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  OBI55162  Centaurea cyanus David J. Keil 1993-7-7 24269 San Luis Obispo Cambria. Along hwy 1 N of Burton Dr Comment
  OBI19893  Centaurea melitensis Walter F. Chesebro 1978-5-26 250 R San Luis Obispo At Montana de Oro State Park Comment
  UCSB39923  Centaurea solstitialis Shaw, J. 1982-7-1 San Luis Obispo Perfumo Canyon Road, 0.5 miles south of Los Osos Valley Road in San Luis Obispo 60 Comment
  OBI66053  Centaurium Greg Wilvert 2006-2-10 538 San Luis Obispo SE Half of the Caliente Range. 0.6 km SW of Padrones Spring 1092 Comment
  UCR123173  Centaurium davyi George K. Helmkamp, E. A. Helmkamp 2002-4-16 7415 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  OBI8571  Centromadia fitchii Craig Woods 1977-9-25 70 San Luis Obispo Carrizo Plain, along Sim. soda lake san diego crk rd, 3/4 S of Calif. Valley Motel 604 Comment
  RSA0019328  Centromadia pungens Greg Wilvert 2005-5-10 397 San Luis Obispo Southeast half of the Caliente Range: Middle Canyon. 882 Comment
  SEINET7063671  Cerastium arvense A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 13.7 miles east of Arroyo Grande on Huasna Road. UTM Zone 10, 739708mE, 3890847mN. (WGS84/NAD83). 256 Comment
  OBI32059  Cerastium glomeratum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14397 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  UC1125801  Cerastium glomeratum P. L. Johannsen 1936-3-21 705 San Luis Obispo 2 1/2 mi. s.e. Terrace Hill (Plot 3); San Luis Obispo Quad. 121 Comment
  CAS-BOT-BC388378  Cerastium glomeratum Clare B. Hardham 1957-3-25 1574 San Luis Obispo Santa Lucia Mountains. Cypress Mountain Comment
  OBI62844  Ceratophyllum Heulan Brown 1959-3-20 7 San Luis Obispo Lopez Cyn Comment
  JEPS16766  Ceratophyllum demersum Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-25 4330 San Luis Obispo about 5 mi s Oceano (in Oso Flaco Lake); Oso Flaco Lake Comment
  OBI77001  Cercocarpus betuloides Michael Medved 1978-4-3 s.n. San Luis Obispo Foothills fo Santa Luica Mts on Cal Poly campus 240 Comment
  OBI10215  Cercocarpus betuloides Robert F. Hoover 1967-4-14 10444 San Luis Obispo Hill W fo Poly Cyn, San Luis Obispo Comment
  CAS-BOT-BC137170  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-5-11 8762 San Luis Obispo Five miles west of Pozo Comment
  UC1296064  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-4-15 8736 San Luis Obispo Ridge nw of Cuesta Pass Comment
Read comments
Nov 20 2007
  UC1296062  Cercocarpus betuloides var. betuloides R. F. Hoover 1947-3-19 6685 San Luis Obispo n of Arroyo Grande (head of Carpenter Canyon); Carpenter Canyon Comment
  CAS-BOT-BC279448  Chaenactis R. F. Hoover 1965-4-15 9344 San Luis Obispo Hill west of Shell Creek, south slope Comment
  UC1315060  Chaenactis fremontii R. F. Hoover 1967-3-27 10293 San Luis Obispo Chalk Mt. Cuyama Valley, Chalk Mt. Comment
  JEPS34161  Chaenactis glabriuscula var. glabriuscula Lois Chambers 1934-4-1 San Luis Obispo near Simmler (above Carrizo Plains) Comment
  OBI80799  Chaenactis glabriuscula var. lanosa Kristie Haydu 2015-4-14 3 San Luis Obispo Numerous individuals along Park Hill Road shoulder within existing County right-of-way and extending up into the adjacent parcel at this location. Comment
  SBBG45153  Chaenactis glabriuscula var. lanosa L. W. Edge 1972-5-8 146 San Luis Obispo N of Los Osos Valley Rd, Los Osos Comment
  UC31025  Chaenactis glabriuscula var. lanosa W. H. Brewer 1861-4-13 444 San Luis Obispo Arroyo Grande Comment
  RSA121178  Chaenactis glabriuscula var. lanosa W. A. Peterson 1937-6-14 681 San Luis Obispo 1.1 mile SE of mouth of Cedar Creek 655 Comment
  CAS-BOT-BC279616  Chaenactis stevioides Ernest C. Twisselmann 1954-4-20 1094 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass, 7 miles south of Cholame 609 Comment
  CAS-BOT-BC279617  Chaenactis stevioides Ernest C. Twisselmann 1954-4-17 1078 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Sandiago [Sandiego] Joe Spring: 8 miles southwest of Simmler 792 Comment
  UC1285411  Chaenactis xantiana R. F. Hoover 1947-3-30 6838 San Luis Obispo on La Panza-Shandon road Fernandez Creek Comment
  SBBG28702  Chamaesyce ocellata E. C. Twisselmann 1967-8-22 13554 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  OBI79780  Chenopodium album David J. Keil 2012-7-18 31456 San Luis Obispo Just north of bridge over Santa Maria River on highway 1, north of Guadalupe 25 Comment
  OBI82392  Chenopodium album David J. Keil 2016-1-1 33440 San Luis Obispo Biddle Ranch Road, 0.2 miles east of California Route 227 Comment
  UCR247974  Chenopodium album David J. Keil 1999-5-19 28346 San Luis Obispo Northeastern corner of intersection of Los Osos Valley Road and Foothill Road near San Luis Obispo city limits 45 Comment
  OBI26510  Chenopodium album Kathlene Henry 1979-7-28 25 San Luis Obispo San Luis Obispo hwy 227, at the entrance to the San Luis Obispo Co. Airport 37 Comment
  OBI76797  Chenopodium berlandieri var. sinuatum George Butterworth 2011-11-8 851 San Luis Obispo Chimineas. Garcia Farming 762 Comment
  UCD98095  Chenopodium californicum G. F. Hrusa 1992-3-24 10364 San Luis Obispo San Luis Obispo County: Along Highway 46 right-of-way, approx. 6 miles E of Paso Robles. Comment
  SBBG112588  Chenopodium californicum C. B. Hardham 1956-5-20 224 San Luis Obispo Glen-Oak Flat, Warren Ranch Comment
  SDSU19552  Chenopodium littoreum Nuri Benet-Pierce, John P Pierce 2010-6-7 310 San Luis Obispo Land Conservancy Preserve at Black Lake, Guadalupe, California 20 Comment
  OBI32961  Chenopodium murale David J. Keil 1983-5-22 17076 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  UCD59672  Chloris virgata Ernest C. Twisselmann 1968-10-21 15028 San Luis Obispo San Luis Obispo Co.: Estrella Plains: Buena Vista Drive, 0.4 mile north of Highway 46. 213 Comment
  CAS-BOT-BC497735  Chlorogalum pomeridianum Ernest C. Twisselmann 1955-6-16 2148 San Luis Obispo Queen Bee Road, 1mile south of Pozo Grade, Shandon 685 Comment
  UCD138446  Chlorogalum pomeridianum var. pomeridianum David Keil; Jill Bushakra 2001-6-14 29556 San Luis Obispo San Luis Obispo County: San Luis Range, between Prefumo Canyon and See Canyon. Comment
  RSA201722  Chlorogalum purpureum var. reductum Robert F. Hoover 1949-5-15 7691 San Luis Obispo 18 mi. E of Creston on La Panza Road. Comment
  OBI6338  Chloropyron maritimum subsp. maritimum Glen Holstein August1973 San Luis Obispo Salt marsh at end of Morro Bay. Near outflow from sweet springs at Baywood Park Comment
  UC2013213  Chloropyron maritimum subsp. maritimum David Keil 1984-5-28 San Luis Obispo S end of Morro Bay west of Sweet Springs Marsh. Comment
  CAS-BOT-BC279803  Chondrilla juncea T. C. Fuller 1965-10-7 14178 San Luis Obispo N.E. corner of Foothill Blvd. & Santa Rosa Ave. (Hwy 1), San Luis Obispo Comment
  CAS-BOT-BC279804  Chondrilla juncea R. F. Hoover 1965-9-22 9634 San Luis Obispo San Luis Obispo. Just west of town on Highway 1 Comment
  UCR175439  Chorizanthe Mark A. Elvin, Nic Huber 2006-3-30 4624 San Luis Obispo Central Coast, San Luis Obispo; north side of Laguna Lake, at the base of the hill. 61 Comment
  OBI11261  Chorizanthe angustifolia Robert F. Hoover 1964-6-6 8962 San Luis Obispo Los Osos Comment
  SBBG35666  Chorizanthe angustifolia H. M. Pollard 1968-6-7 San Luis Obispo Oso Flaco Comment
  SEINET6033053 Image available Chorizanthe angustifolia Russell S. Woglum 1937-5-15 1722 San Luis Obispo Central Coast: Morro Bay Comment
  RSA17794  Chorizanthe angustifolia Carl B. Wolf 1929-4-15 3578 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  SEINET5332367 Image available Chorizanthe biloba K. Brandegee 1911-1 s.n. San Luis Obispo Paso Robles, the Coast Ranges Comment
  LA206572  Chorizanthe biloba var. biloba Roxana S. Ferris; 1939-6-9 9777 San Luis Obispo 1.125 mi W of Creston on Templeton rd Comment
  UC1392853  Chorizanthe biloba var. biloba R. F. Hoover 1969-6-3 11366 San Luis Obispo La Panza district , La Panza district (Windmill Creek) Comment
  OBI56970  Chorizanthe breweri Steven A. Junak 1990-6-27 4382 San Luis Obispo Cuesta Ridge Botanical Ara: Santa Lucia Mts: W Cuesta Ridge, Cuesta Ridge Botanical Area, in pullout area aong N side of W Cuesta Ridge Rd (USFS Rd #29S11.3), ca 0.1 mi W of W boundary sign for Botanical Area, ca. 5.3 mi W of hwy 101 768 Comment
  IRVC28953  Chorizanthe californica G. K. Helmkamp, E. A. Helmkamp 2000-6-15 5673 San Luis Obispo Coastal strand between Los Osos and sand dunes W of the end of Howard St. Central Coast 15 Comment
  CAS-BOT-BC191838  Chorizanthe clevelandii Clare B. Hardham 1956-6-23 998 San Luis Obispo Peachy Canyon, near city limits. Santa Lucia Mountains Comment
  POM105870  Chorizanthe diffusa var. nivea Katherine Brandegee 85 San Luis Obispo Price Canyon Comment
  UC572474  Chorizanthe douglasii H. C. Lee 1937-5-25 1000 San Luis Obispo 1 1/2 mi n Creston; Paso Robles Quad. 350 Comment
  RSA488718  Chorizanthe douglasii James L. Reveal 1988-5-26 6905 San Luis Obispo Along California Highway 58, 0.6 mile east of San Juan Creek between La Panza and the Carrisa Plains, 2.9 miles west of the Bitterwater Road and 1.5 mile east of the turnoff to Pozo, northwest of Syncline Hill. 503 Comment
  UC55761  Chorizanthe douglasii L. Jared 1897-3-4 San Luis Obispo Estrella South Coast Ranges, Estrella Comment
  OBI71814  Chorizanthe palmeri Michael Walgren 2009-8-25 27 San Luis Obispo Cal Trans hwy 1 right-of-way on inland side of bridge over Arroyo de la Cruz Comment
  UC153428  Chorizanthe palmeri Katharine Brandegee San Luis Obispo near San Luis Obispo; Five Mile House Comment
  NY285651  Chorizanthe rectispina E. Palmer 1876-1 466 San Luis Obispo 35 miles northeast of San Luis Osbipo Comment
  SBBG117459  Chorizanthe uniaristata E. Painter, M. Wetherwax 2003-6-25 CR 456 San Luis Obispo above boundary rd at S end of installation, above San Marcos Crk, N of San Marcos Rd; Camp Roberts 280 Comment
  UCD163552  Chorizanthe uniaristata CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 1126 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument, on the valley floor. 590 Comment
  UCD77534  Chorizanthe uniaristata Robert E. Preston 1998-6-16 1135 San Luis Obispo San Luis Obispo County: ca. 1 mi W of Shell Creek, ca. 0.2 mi N of Hwy 58, in small arroyo. 463 Comment
  CAS-BOT-BC247877  Chorizanthe watsonii R. F. Hoover 1949-6-4 7750 San Luis Obispo San Juan River on Pozo-Simmler road Comment
  RSA0019348  Chorizanthe xanti Greg Wilvert 2005-5-14 416 San Luis Obispo Southeast half of the Caliente Range: 0.9 km NW of Wells Canyon. 878 Comment
  OBI81737  Cicuta bolanderi Tracey Call, Viola Call 1996-10-2 2546 San Luis Obispo In shaded stream bank in Lopez Creek 8 miles north of mouth of Lopez Canyon. Comment
  OBI64150  Cicuta maculata var. bolanderi Cedrick Villasenor 2004-5-3 s.n. San Luis Obispo Santa Lucia Mts W of Templeton on Santa Rita Crk rd, 3.7 mi W of vineyard Dr Comment
  OBI9001  Cicuta maculata var. bolanderi Tracey and Viola Call, Viola Call 1966-10-2 2546 San Luis Obispo In Lopez Crk 8 mi N of mouth of Lopez cyn Comment
  OBI13423  Cinnamomum camphora Jack M. Farrell 1955-2-21 82 San Luis Obispo Cal Poly campus Comment
  CAS-BOT-BC284033  Cirsium brevistylum Clare B. Hardham 1957-6-15 2225 San Luis Obispo Villa Creek, Santa Lucia Mountains Comment
  OBI25463  Cirsium brevistylum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vandervier et al. 1980-5-18 13981 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-BC284034  Cirsium brevistylum R. F. Hoover 1964-5-14 8871 San Luis Obispo Head of Coon Creek Comment
  CAS-BOT-BC32809  Cirsium fontinale var. obispoense Alice Eastwood; John Thomas Howell 1936-5-6 2218 San Luis Obispo Chorro Creek Comment
  UCR28904  Cirsium fontinale var. obispoense Dayna Rocco 1981-5-17 s.n. San Luis Obispo Laguna Lake Park. 38 Comment
  UCR215242  Cirsium loncholepis Mark A. Elvin, Glenn M. Greenwald 2007-8-8 5624 San Luis Obispo Central Coast, Guadalupe-Nipomo Dunes National Wildlife Refuge; north of Santa Maria River, west of Guadalupe, '3-pond Valley', westernmost pond 6 Comment
  OBI81577  Cirsium occidentale Jill M. Bushakra 2001-6-19 124 a San Luis Obispo East end of Santa Ysbel Road in Los Osos. 152 Comment
  CAS-BOT-BC285458  Cirsium occidentale var. californicum Peter H. Raven 1951-6-13 2979 San Luis Obispo Los Padres National Forest 1 mile from entrance on Pozo-Bakersfield road, La Panza Range Comment
  CAS-BOT-BC285468  Cirsium occidentale var. californicum Clare B. Hardham 1961-5-26 7262 San Luis Obispo Lime Mountain, Adelaida Comment
  JEPS13599  Cirsium occidentale var. californicum Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5249 San Luis Obispo 0.5 mi below and e Pozo Summit (along grade on State Highway 178, e slope of La Panza Range, watershed of Mariana Creek); La Panza Range, Mariana Creek 731 Comment
  OBI5562  Cirsium occidentale var. compactum Sharon Jochums 1974-4-28 143 San Luis Obispo West of Hwy 1, S of Arroyo de la Cruz Comment
  OBI53557  Cirsium occidentale var. occidentale Arthur W. Hazebrook 1991-5-7 67 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, NE most stand of Coreopsis gigantea Comment
  CAS-BOT-BC280118  Cirsium occidentale var. venustum Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Cottonwood Pass Comment
  OBI77039  Cirsium occidentale var. venustum George Butterworth 2002-5-22 439 San Luis Obispo Chimineas. Beside Carrizo Cyn rd 3.1 mi N of hwy 166 Comment
  SBBG104474  Cirsium occidentale var. venustum F. L. Johnson, E. A. Young 1993-6-25 ROB 707 San Luis Obispo 3 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  UC1276308  Cirsium scariosum var. citrinum R. F. Hoover 1964-8-14 9264 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC285855  Cirsium vulgare Ernest C. Twisselmann 1961-6-30 6350 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake, eastern San Luis Obispo County 594 Comment
  JEPS50756  Clarkia Rimo Bacigalupi 1967-6-27 9303 San Luis Obispo just s Little Sur River 45 Comment
  RSA610019  Clarkia R. S. Woglum 1938-4-23 1558 A San Luis Obispo Inner Coast Ranges: Temblor Range, Cottonwood Pass NE of Cholame. Comment
  JEPS43624  Clarkia bottae Miss Rhoda Reed 1914-5-1 466 San Luis Obispo Polytechnic Canyon San Luis Obispo Comment
  UC454555  Clarkia bottae I. J. Condit 1908-5-31 San Luis Obispo Trout Creek Comment
  OBI12131  Clarkia bottae Danny Lickness 1968-5-23 13 San Luis Obispo Found 450 yds up Poly Cyn on the right side of road Comment
  UC1226812  Clarkia bottae P. J. Hurd and Stage 1962-6-10 62 -26 San Luis Obispo near Santa Margarita (on Hwy. 101); Cuesta Summit Comment
  RSA0037309  Clarkia cylindrica subsp. cylindrica LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6486 San Luis Obispo La Panza Range: Short distance north, from Chester Spring. Along Forest Service Road 29S18, on way to Queen Bee Camp. 657 Comment
  UC1953359  Clarkia cylindrica subsp. cylindrica David Keil 2010-6-1 30829 San Luis Obispo La Panza Mountains. 4.5 road miles west of San Juan Creek bridge, and east of Highway 58 0-300 m along dirt road. Comment
  JEPS13315  Clarkia cylindrica subsp. cylindrica Rimo Bacigalupi with G. Thomas Robbins and R. S. Ferris 1955-5-25 5228 San Luis Obispo 4 mi e Santa Margarita (along Parkhill District road) 320 Comment
  RSA108179  Clarkia cylindrica subsp. cylindrica C. Epling, P. Levine, D. Mitchell 1948-6-12 523 -A San Luis Obispo Santa Margarita to Pozo road, 10.8 miles east of railroad track near culvert 10.43 Comment
  UC1071968  Clarkia cylindrica subsp. cylindrica H. Lewis and C. Epling 1947-5-5 207 San Luis Obispo 5.3 mi s Hwy. 178 (Soda Lake Rd.) Comment
  UC1184357  Clarkia prostrata Peter H. Raven 1958-5-25 13007 San Luis Obispo [from Harlan Lewis, 2004 annotation]: Ocean bluffs, 2.3 mi N of crossing of Arroyo de la Cruz, State Highway 1 Comment
  CAS-BOT-BC162485  Clarkia prostrata Peter H. Raven 1957-6-26 10982 San Luis Obispo Oceanic bluffs just south of the junction of Arroyo de la Cruz Creek with State Highway 1 Comment
  POM153220  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-17 37 San Luis Obispo Price Canyon, 3 miles south of Edna 60 Comment
  SEINET7072793  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1963-5-15 s.n. San Luis Obispo Ernest Ranch Gate. South of Route 41 [presently Route 46] and east of Paso Robles. Coordinate datum: NAD27. Comment
  OBI12098  Clarkia purpurea subsp. quadrivulnera Neil Havlik 1967-5-19 53 San Luis Obispo 25 mi E of Santa Margarita, at the jctn of State hwy 58 and Camatti Rd, Los Padres Natl forest Comment
  RSA209478  Clarkia purpurea var. hirsuta Robert F. Hoover 1964-6-5 8902 San Luis Obispo Cuesta Pass summit, east side of highway Comment
  CAS-BOT-BC165042  Clarkia rubicunda Peter H. Raven 1957-7-6 11058 San Luis Obispo Opposite State Highway 1 at a point 2.3 miles north of the bridge over Arroyo de la Cruz Creek Comment
  RSA150944  Clarkia similis Clare B. Hardham 1962-5-6 10075 San Luis Obispo Santa Lucia Mountains: Franklin creek west of Adelaida. Comment
  UC149994  Clarkia speciosa Mrs. K. Brandegee 1911-7-26 San Luis Obispo Price Canyon Comment
  OBI59241  Clarkia speciosa subsp. immaculata G. F. Hrusa 1998-1 San Luis Obispo Comment
  POM153211  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-17 36 San Luis Obispo Price Canyon, 3 miles south of Edna. 60 Comment
  SBBG117535  Clarkia speciosa subsp. speciosa E. Painter, M. Wetherwax 2002-4-25 CR 297 San Luis Obispo N of San Marcos Rd on nearly flat barrens, top of ridge; Camp Roberts Comment
  CAS-BOT-BC165380  Clarkia speciosa subsp. speciosa Ernest C. Twisselmann 1956-5-29 2865 San Luis Obispo La Panza Range. Vaquero Water Hills 499 Comment
  RSA108161  Clarkia speciosa subsp. speciosa Harlan Lewis, M. Lewis 1947-6-25 482 San Luis Obispo Road to Creston, 1.6 mi. north of Santa Margarita to Pozo Road Comment
  UCR160585  Clarkia unguiculata George K. Helmkamp, E. A. Helmkamp 2005-6-9 9590 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 8.3 miles northeast of Huasna Townsite Road 332 Comment
  CAS-BOT-BC165581  Clarkia unguiculata Ernest C. Twisselmann 1956-5-29 2864 San Luis Obispo La Panza Range. Calf Canyon 426 Comment
  RSA115577  Clarkia unguiculata E. C. Twisselmann 1955-6-10 2135 San Luis Obispo La Panza Range: Upper Calf Canyon 488 Comment
  SEINET10837682  Clarkia unguiculata Tim Holtsford 1992-5-16 Holtsford 920516 -3 San Luis Obispo Enter los padres nf from hwy 58 at navajo rd, head s into nf, 1.8 mi later go Left at "t" then stay right at "v" (head toward navajo camp). After crossing A wash immediately take a hard (<90o) left turn (don't go through a big metal Gate). The pop extends from about 300-1000 yards down this rd which heads e-w Along a creek/wash. N-facing slope with oaks, ribes, rhus. Several hundred Plants, just beginning to flower. Comment
  OBI54434  Claytonia parviflora subsp. parviflora Matthew Arterburn 1997-3-14 16 San Luis Obispo 1.3 mi on Red Hill Rd off hwy 58 Comment
  RSA648478  Claytonia perfoliata T. Strid 1972-4-15 s.n. San Luis Obispo 2 miles S on Old Morro Road, off Acascadero Road. 305 Comment
  OBI50295  Claytonia perfoliata subsp. perfoliata Tawney Odegard 1985-1-25 2 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 lft Comment
  UCR161293  Claytonia rubra subsp. rubra George K. Helmkamp, E. A. Helmkamp 2005-3-9 9092 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  RSA518261  Clematis lasiantha Steven A. Junak 1990-5-1 4304 San Luis Obispo Santa Lucia Mtns, at N edge of Cuesta Ridge Botanical Area, along old trail on ridge about .55 miles E of W Cuesta Ridge Road, S of second high voltage tower E of W cuesta Ridge Road. 579 Comment
  CAS-BOT-BC92712  Clematis ligusticifolia Ernest C. Twisselmann 1955-5-27 2033 San Luis Obispo La Panza Range. Upper Navajo Canyon. 762 Comment
  OBI62555  Clematis ligusticifolia Bernard Miossi 1939-7-4 116 San Luis Obispo 1 mi N of San luis Obispo, 100 feet from hwy 101 Comment
  OBI71430  Clematis ligusticifolia LynneDee Oyler 1990-10-11 2028 San Luis Obispo Santa Margarita Crk tributary just NE of Santa Margarita Ranch HQ, E of the sorting pens Comment
  UC1032543  Collinsia heterophylla N. K. Carlson 1936-3-22 211 San Luis Obispo 0.8 mi s of Mine Hill 114 Comment
  UCR160565  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2005-6-7 9544 San Luis Obispo Outer South Coast Ranges, along Huasna Road, 1.3 mile west of Huasna Townsite Road 305 Comment
  OBI59795  Collinsia heterophylla Al Lindholm Unknown 271 San Luis Obispo Fitzhugh Property 6 mi N of Cayucos, straddling ridge of Santa Lucia mts. Transect up Mustang Cyn and down Quail Cyn Comment
  OBI9604  Collinsia heterophylla Robert F. Hoover 1969-5-20 11319 San Luis Obispo Santa Lucia Range. Upper Las Tablas Crk Comment
  OBI28228  Conium maculatum Rick Frelinger 1982-5-25 90 San Luis Obispo San Luis Crk in Reservoir Cyn, plant above a crk bank Comment
  OBI29112  Conium maculatum Karen Symonds 1982-7-17 16 San Luis Obispo Montana de Oro State Park, along Coon Crk trl Comment
  UCR42853  Conium maculatum E. A. Wise 1984-7-17 1939 San Luis Obispo Central Coast, Toro Creek c. 1-2 km from the ocean Comment
  CAS-BOT-BC286196  Conyza canadensis Ernest C. Twisselmann 1954-8-29 1532 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County Comment
  CAS-BOT-BC286197  Conyza canadensis Ernest C. Twisselmann 1968-10-21 15045 San Luis Obispo Estrella Road, 1.5 mile south of Highway 46 198 Comment
  UC126750  Cordylanthus rigidus subsp. rigidus I. J. Condit 1908-9-10 8 San Luis Obispo Santa Lucia Mts. Comment
  CDA15102  Coreopsis calliopsidea G. F. Hrusa 1998-3-28 14184 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Annual in colony in heavy clayey, alkaline soil at edge of San Andreas rift pond on S side of Soda Lake Rd. immed. N of inters. w/Elkhorn Grade Rd. Comment
  UC1119227  Coreopsis calliopsidea D. Axelrod 1935-3-31 200 San Luis Obispo 8 mi ese of Cuyama Ranch; Santa Ynez Quadrangle 762 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
  RSA129834  Coreopsis calliopsidea R. C. Wilson 1938-4-3 498 San Luis Obispo 1.5 miles north of San Miguel 274 Comment
  HSC91702  Corethrogyne filaginifolia Susan H. Bicknell 1988-11-20 San Luis Obispo Montano de Oro State Park; Hazard Canyon N Ridge Comment
  JEPS85604  Corethrogyne filaginifolia Rimo Bacigalupi with G. T. Robbins and H. L. Mason 1956-3-30 5567 San Luis Obispo 2.5 mi s of Los Berros (n portion of Nipomo Mesa); Nipomo Mesa 106 Comment
  OBI57574  Corethrogyne filaginifolia Austin P. Griffiths 1980-9-7 s.n. San Luis Obispo Pismo Dunes Region. On sW corner of Beach and 19th St, Oceano Comment
  CAS-BOT-BC101412  Corethrogyne filaginifolia R. W. S. s.n. San Luis Obispo S. Luis Mt. Comment
  UC1285322  Corethrogyne filaginifolia R. F. Hoover 1964-8-13 9207 San Luis Obispo San Bernardo Creek San Bernardo Creek (both n and s slopes) Comment
  RSA381525  Corethrogyne filaginifolia var. virgata C. F. Smith 1962-9-27 8076 San Luis Obispo About Dune Lakes, south of Oceano Comment
  RSA187447  Cornus glabrata I. L. Wiggins 1929-5-21 3708 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI70736  Cornus glabrata D. R. Miller 2009-5-15 509 .879 San Luis Obispo Rocky Butte/Pine mt region; Creek way on tributary to bear cyn, Tobacco crk drainage 427 Comment
  UC1927742  Cornus sericea subsp. sericea D. R. Miller 1996-5-19 596 -622 San Luis Obispo lower north fork of Marmolejo Creek. 380 Comment
  OBI69519  Cosmos bipinnatus David J. Keil 2007-10-31 s.n. San Luis Obispo 940 Del Rio Ave, San Luis Obispo Comment
  UC1953189  Cotoneaster pannosus David Keil 2010-8-30 30926 San Luis Obispo San Luis Obispo. Cerro San Luis Obispo Open Space. Lemon Grove loop trail Comment
  OBI70133  Cotoneaster pannosus David J. Keil 2009-3-1 30566 San Luis Obispo Prefumo Canyon road west of San Luis Obispo city limits. Comment
  UC1119277  Cotula coronopifolia P. L. Johannsen 1936-3-22 725 San Luis Obispo 1 mi nw Cerro San Luis Obispo; San Luis Obispo Quad. Comment
  UC639037  Cotula coronopifolia Bernard Miossi 1940-3-20 247 San Luis Obispo 1 mi n San Luis Obispo (along Hwy 101) 57 Comment
  OBI58104  Cotula coronopifolia Austin P. Griffiths 1981-11-7 s.n. San Luis Obispo Montana de Oro State Park, at base of cliff on N face of Hazard cyn Comment
  UCR147222  Cotyledon orbiculata var. oblonga George K. Helmkamp, E. A. Helmkamp 2004-7-11 8753 San Luis Obispo Central Coast, Nipomo Mesa, overlooking Santa Maria Valley, Riverside Rd, 0.3 mi east of Division Rd (S of Nipomo) 46 Comment
  CAS-BOT-BC427923  Crassula aquatica Ernest C. Twisselmann 1969-5-19 15308 San Luis Obispo Estrella Plains: 0.5 mile north of Highway 46 on Jardine Road. 213 Comment
  OBI31282  Crassula connata Joy Nishida, Robert Allen 1982-4-10 561 San Luis Obispo American Cyn campground 536 Comment
  OBI54445  Crassula connata Matthew Arterburn 1997-3-14 3 San Luis Obispo 1.3 mi on Red Hills Rd off hwy 58 Comment
  UC2027099  Crassula connata Greg Wilvert 2005-4-5 124 -1 San Luis Obispo Southeast Half of Caliente Range: 1.5 km S of Soda Lake Road along Padrones Canyon Road Comment
  OBI55355  Crassula tillaea David J. Keil 1998-4-7 26590 San Luis Obispo 0.5 mi. N from Hwy 58 on Hwy 229. 396 Comment
  OBI17161  Crocanthemum scoparium Robert F. Hoover 1947-3-26 6755 San Luis Obispo Oak Park district Comment
  OBI35496  Crocanthemum scoparium S. M. Inman 1983-4-25 2 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  OBI14417  Croton californicus Robert F. Hoover 1966-9-21 10073 San Luis Obispo 1 mi S of Edna on Price cyn rd to Pismo Beach Comment
  OBI14412  Croton californicus A. Ahmad 1963-4-7 41 San Luis Obispo Comment
  OBI66171  Croton setiger D. R. Miller 1994-6-22 694 -471 San Luis Obispo Pine Mt Region. Along the Ridge rd edge, above the iar strip and San Simeon crk drainage 910 Comment
  OBI64649  Crypsis schoenoides David J. Keil, with Kathleen A. Keil 2002-7-27 29893 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  OBI20699  Cryptantha barbigera Robert F. Hoover 1949-5-1 7640 San Luis Obispo Summit of Cottonwood Pass Comment
  UCD118998  Cryptantha barbigera K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  CAS-BOT-BC189418  Cryptantha circumscissa Ernest C. Twisselmann 1955-4-9 1829 San Luis Obispo The Temblor Range and the Western San Joaquin Valley. Red Hills, 7.6 miles SE of Shandon 434 Comment
  OBI28156  Cryptantha clevelandii M. A. Glass 1981-5-5 35 San Luis Obispo Ecological Study Area. Calif Polytechnic State Univ, San Luis Obispo Comment
  OBI83636  Cryptantha clevelandii David J. Keil 1992-5-3 22849 San Luis Obispo Laguna Lake Park. 35 Comment
  SBBG106804  Cryptantha clevelandii C. B. Hardham 1956-5-15 705 San Luis Obispo Peachy Cyn Comment
  SBBG107204  Cryptantha clevelandii C. B. Hardham 1961-3-29 6691 San Luis Obispo Cottonwood Pass E of Cholame 609 Comment
  SBBG122799  Cryptantha clevelandii B. Ertter 1989-5-23 8485 San Luis Obispo bend of Hwy 1, just across railroad tracks from parking area, Unocal Refinery ca. 4 air-mi S of Oceano Comment
  SBBG32498  Cryptantha clevelandii H. M. Pollard 1968-6-7 San Luis Obispo Oso Flaco Comment
  UCD119632  Cryptantha clevelandii G. F. Hrusa 1992-3-29 10049 San Luis Obispo San Luis Obispo County: Nipomo Dunes, approximately one mile west of the intersection of Highway 1 and Calendar Road. Comment
  UCD119634  Cryptantha clevelandii G. F. Hrusa 1995-5-28 12304 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Ridge immediately SW of Radio Facility 2 (Peak 1.) 620 Comment
  CDA15121  Cryptantha clevelandii var. clevelandii G. F. Hrusa 1998-4-25 14207 San Luis Obispo La Panza Range; E side of La Panza summit, near summit, Comment
  POM368377  Cryptantha clevelandii var. florosa Ralph Hoffman 1931-5-30 s.n. San Luis Obispo Oceano. Comment
  SBBG118619  Cryptantha decipiens M. Wetherwax, E. Painter 2002-4-21 CR 293 San Luis Obispo roadside, Training Area Q, near western boundary of installation; Camp Roberts 350 Comment
  UC1285294  Cryptantha decipiens R. F. Hoover 1952-5-11 8172 San Luis Obispo Sycamore Creek, w base of La Panza Range La Panza Range Comment
  UC1063966  Cryptantha intermedia N. H. French 1937-4-3 926 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quad. 822 Comment
  UC572612  Cryptantha intermedia E. Armstrong 1934-4-1 1138 a San Luis Obispo 10 mi e Santa Margarita; San Luis Obispo Quad. 457 Comment
  POM258749  Cryptantha intermedia Roxana S. Ferris 1939-5-29 9761 San Luis Obispo Hills about 4 miles south-east of Templeton. 305 Comment
  UCSB24741  Cryptantha leiocarpa Tucker, Barry 1966-4-5 San Luis Obispo 4 miles south of Oceano on Pismo Beach Comment
  UC1450990  Cryptantha leiocarpa Mrs. R. W. Summers 1882-1 269 San Luis Obispo East Depot Chalcedon Hill Comment
  OBI20776  Cryptantha microstachys Robert F. Hoover 1947-3-26 6746 San Luis Obispo Price Cyn (just S of) Comment
  OBI20778  Cryptantha microstachys Robert F. Hoover 1967-4-12 10435 San Luis Obispo Upper Arroyo Grande Comment
  UC608508  Cryptantha microstachys C. A. Graham 1938-4-11 308 San Luis Obispo 1 mi s Bee Rock (Bee Rock Canyon drainage, a tributary of San Antonio River, sw of Bradley); Bradley Quad., Bee Rock Canyon, San Antonio River 365 Comment
  RSA0042402  Cryptantha muricata LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6518 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
  JEPS67708  Cryptantha muricata W. L. Jepson 1927-5-30 12158 San Luis Obispo w end Cuyama Valley 457 Comment
  UC1285292  Cryptantha nemaclada R. F. Hoover 1952-5-24 8207 San Luis Obispo Caliente Mt. Comment
  OBI77453  Cryptantha nevadensis George Butterworth 2003-5-12 519 San Luis Obispo Carrizo Plain Natl Monument. Temblors about .4 mi NE of Elkhorn Rd on rd that is 2m I N of Panorama Rd 853 Comment
  OBI20803  Cryptantha oxygona Robert F. Hoover 1951-4-20 8054 San Luis Obispo Base of Crocker Grade, Temblor Range Comment
  UC2027501  Cucurbita palmata David J. Keil with George Butterworth 2011-9-23 31105 San Luis Obispo South end of Carrizo Plain. Just south of old Hanline Ranch corral Comment
  MACF017397  Cupressus macrocarpa Trudy R. Ericson 1974-5-19 149 San Luis Obispo Morro Bay State Beach Park Comment
  NY16836  Cupressus sargentii C. B. Wolf 1934-11-4 6218 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
  SBBG96060  Cuscuta californica D. Keil 1983-7-16 17402 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon, on ridge S of the Arroyo Comment
  OBI57734  Cuscuta occidentalis David J. Keil, with Kathleen A. Keil 1998-5-29 27539 San Luis Obispo Serpentine hills S of Bishop Peak at 2051 O'Connor Way. W of San Luis Obispo. Comment
  OBI79561  Cuscuta subinclusa Michael Walgren 2013-8-7 429 San Luis Obispo Piedras Blancas Lighthouse property 7 Comment
  SD245308  Cylindropuntia californica var. parkeri David J. Keil, George Butterworth 2011-9-23 31108 San Luis Obispo Highway 166 at gate to Chimineas Ranch. Arid area to north of Cuyama River. 445 Comment
  CDA1941  Cynodon dactylon Deanna Montgomery 1986-8-14 67 San Luis Obispo Poly Canyon. Comment
  OBI37854  Cynoglossum grande David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18680 San Luis Obispo 16.5 mi from Calif Rte 1 along San Simeon Crk rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  SBBG104419  Cyperus eragrostis F. L. Johnson, N. A. McCarty 1993-10-14 ROB 712 San Luis Obispo Chorro Crk in cantonment area; Camp San Luis Obispo Comment
  OBI30134  Cyperus eragrostis Melissa Luckow 1982-6-24 911 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd Comment
  RSA231217  Cyperus eragrostis D. W. Taylor 1970-6-22 T 70 -118 San Luis Obispo At mouth of Los Osos Creek, east side of Morro Bay. Comment
  OBI22960  Cyperus erythrorhizos David J. Keil 1979-10-27 13640 San Luis Obispo Eastern end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix Crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  UCD141065  Cyperus esculentus G. K. Helmkamp; E. A. Helmkamp 2000-9-1 5959 San Luis Obispo San Luis Obispo County: Los Osos: Martingale at Buckskin. 30 Comment
  OBI37863  Cystopteris fragilis David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. Miller 1985-4-27 18692 San Luis Obispo 16.5 miles from CA Rte 1 along San Simeon Creek Rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  UCR32073  Dactylis glomerata David J. Keil, Melissa Luckow, D. Walters, M. G. McLeod, C. Cunningham, et al. 1983-6-12 17149 San Luis Obispo Central Coast, Along Hwy 1 north of San Simeon, vicinity of Arroyo de los Chinos and Arroyo de la Cruz Comment
  OBI59078  Dactylis glomerata David J. Keil 1998-6-15 27841 San Luis Obispo Santa Rita Creek Rd., between Cayucos and Templeton, 2.3 miles E from junction with Old Creek Rd. Comment
  OBI56853  Daucus carota David J. Keil 1998-9-4 28069 San Luis Obispo Santa Margarita. 305 Comment
  CDA11649  Daucus pusillus G. F. Hrusa, D. Ragan 1995-6-19 12350 San Luis Obispo Nipomo Dunes; Near summit of tall dune protecting W side of southernmost of Duck Club lakes. Comment
  OBI8987  Daucus pusillus F. Rush Jun-56 103 San Luis Obispo Mt SLO Comment
  OBI70738  Daucus pusillus D. R. Miller 2009-6-3 609 .884 San Luis Obispo Rocky Butte/Pine Mtn Region 853 Comment
  UC89140  Deinandra corymbosa Katharine Brandegee 1888-6-1 San Luis Obispo San Simeon Comment
  SBBG104396  Deinandra fasciculata E. A. Young, F. L. Johnson 1992-6-18 ROB 92 San Luis Obispo 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG44857  Deinandra fasciculata L. W. Edge 1972-5-10 181 San Luis Obispo Turri Rd S of Morro Bay Comment
  OBI56385  Deinandra fasciculata David J. Keil 1992-1 22848 San Luis Obispo Laguna Lake Park, San Luis Obispo Comment
  JEPS4787  Deinandra halliana Rimo Bacigalupi, and G. T. Robbins 1952-4-16 3416 San Luis Obispo junction of State Highway 41 and U. S. Highway 466 Comment
  CAS-BOT-BC299390  Deinandra increscens subsp. increscens Wm. M. Hiesey 1937-8-12 392 San Luis Obispo On coast highway between San Carpojo Creek and Arroyo de la Cruz Comment
  OBI16160  Deinandra increscens subsp. increscens Robert F. Hoover 1969-9-15 11591 San Luis Obispo At mouth of Chorro Crk, Morro Bay Comment
  OBI72942  Deinandra increscens subsp. increscens David J. Keil, with V. L. Holland and Lynne Dee Oyler 1991-9-5 22596 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  UC1285166  Deinandra increscens subsp. increscens R. F. Hoover 1965-8-1 9497 San Luis Obispo valley w Mt. Bishop Comment
  UC897688  Deinandra increscens subsp. increscens Alice Eastwood and John Thomas Howell 1938-6-15 5972 San Luis Obispo between Cambria and San Simeon Comment
  CAS-BOT-BC299961  Deinandra kelloggii Ernest C. Twisselmann 1954-5-11 1213 San Luis Obispo Palo Prieta Canyon 3 miles south of Cholame, Temblor Range and the Western San Joaquin Valley 518 Comment
  SDSU4574  Deinandra lobbii D. F. Howe 1962-7-23 3348 San Luis Obispo 9.5 miles from Paso Robles on road to Nacimiento Lake. 305 Comment
  OBI16245  Deinandra lobbii Robert F. Hoover 1969-8-12 11540 San Luis Obispo 12 mi NW of Paso Robles on rd to Nacimiento Dam Comment
  CAS-BOT-BC291905  Deinandra pallida R. F. Hoover 1967-4-1 10325 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  UC1315019  Deinandra pallida R. F. Hoover 1967-4-16 10478 San Luis Obispo Temblor Range, Elkhorn Plain Comment
  OBI16105  Deinandra pentactis Robert F. Hoover 1966-9-16 10037 San Luis Obispo 3 mi N of Santa Margaria (jctn of Carmel rd with Old hwy 101) Comment
  OBI44938  Deinandra pentactis David J. Keil 1984-7-20 18307 San Luis Obispo Atascadero Comment
  UC338212  Deinandra pentactis unknown 1887-1-1 4607 San Luis Obispo Comment
  UCSB17360  Deinandra pentactis Hardham, Clare 1959-6-10 San Luis Obispo Rte. 41 west of Paso Robles, near Huero Huero R. Comment
  CAS-BOT-BC11074  Delphinium californicum subsp. californicum Clare Butterworth Hardham 1958-6-1 3476 San Luis Obispo Juhl Corrals, Santa Rita Road, west of Templeton Comment
  RSA695541  Delphinium gypsophilum subsp. gypsophilum D. W. Taylor 1995-4-6 14783 San Luis Obispo Cholame Valley ( ca. 1 mile E of Cholame), Davis Road 0.45 mile S of jct of Hwy 41, 50 meters N of a lone Quercus lobata 351 Comment
  PASA2549  Delphinium nudicaule Margaret Stason 1928-5-12 San Luis Obispo Santa Rita Canyon Comment
  OBI83638  Delphinium parryi David J. Keil 1992-5-2 22854 San Luis Obispo Laguna Lake Park. Comment
  UCR28972  Delphinium parryi J. H. Nishida, Ginger King, Julie Oxford 1982-5-1 348 San Luis Obispo South Coast Range, Across stream from American Canyon Campground 524 Comment
  RSA131992  Delphinium parryi Gale Sphon 1959-6-6 356 San Luis Obispo La Panza Campground, Los Padres National Forest. Comment
  UCSB57211  Delphinium parryi Ryan, P.; Callaway, R. 1987-4-30 San Luis Obispo Santa Margarita Ranch; 3/4 mile southeast of town of Santa Margarita 304 Comment
  CAS-BOT-BC7868  Delphinium parryi subsp. blochmaniae R. F. Hoover 1969-5-3 11296 San Luis Obispo 3 mi. W of Nipomo Comment
  OBI27138  Delphinium parryi subsp. eastwoodiae Thomas Burrows 1980-4-24 19 San Luis Obispo Reservoir cyn 152 Comment
  OBI31688  Delphinium parryi subsp. eastwoodiae Smeltzer, Turnquist 1982-5-7 96 San Luis Obispo NE side of Laguna Lake park 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
  HSC82796  Delphinium parryi subsp. parryi R. F. Thorne, Percy C. Everett 1963-6-8 32175 San Luis Obispo 6 mi. Nw of Bradley on rd. to Jolon 213 Comment
  UC1226809  Delphinium parryi subsp. parryi P. J. Hurd and Stage 1962-6-10 62 -29 San Luis Obispo 5.1 mi ne Santa Margarita Comment
  OBI10629  Delphinium recurvatum Robert F. Hoover 1967-3-22 10253 San Luis Obispo Carrizo Plain, N side of Soda Lake Comment
  OBI32796  Delphinium recurvatum David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12717 San Luis Obispo 23.5 mi Se of Calif Rte 58 along Simmler-Soda Lake Rd Comment
  UCD148344  Dendromecon rigida G. F. Hrusa; T. D. Wilfred 1995-6-19 12347 San Luis Obispo San Luis Obispo Co.: Santa Lucia Mtns. - Cuesta Ridge West. Immediately southeast of Cuest Ridge Botanical Area. 750 Comment
  OBI28473  Dendromecon rigida L. Baker 1982-5-15 s.n. San Luis Obispo Approx. 1 mi W of hwy 101 off the access road which begins at the summit of Cuesta Grade Comment
  OBI3073  Deschampsia cespitosa Larry E. Brown 1971-5-30 2022 San Luis Obispo S of San Carpoforo Crk Comment
  CAS-BOT-BC192591  Deschampsia cespitosa subsp. holciformis R. F. Hoover 1947-5-4 7121 San Luis Obispo Cambria Comment
  CAS-BOT-BC201834  Deschampsia elongata Clare B. Hardham 1958-6-1 3492 San Luis Obispo Santa Rita Creek west of Templeton Comment
  CAS-BOT-BC201840  Deschampsia elongata R. F. Hoover 1947-5-4 7122 San Luis Obispo Cambria Comment
  CAS-BOT-BC201833  Deschampsia elongata Clare B. Hardham 1959-5-15 4669 San Luis Obispo Headwater Las Tables [Tablas] Creek Comment
  OBI66401  Deschampsia elongata David J. Keil, with V. L. Holland 2005-6-16 30381 San Luis Obispo West of Templeton ne of intersection of York Mountain Road and Highway 46 on unpaved road cut through area of foothill woodland and mixed evergreen forest dominated by Quercus agrifolia and Umbellularia californica. Comment
  RSA180176  Deschampsia elongata Clare B. Hardham 1961-5-18 7092 San Luis Obispo Santa Lucia Mountains; North of Cambria; Spring, Ocean View Mine 762 Comment
  UC1126771  Descurainia pinnata C. M. Belshaw 1936-4-2 1787 San Luis Obispo 15 mi s Soda Lake (Carrizo Plain); , McKittrick Quad. 637 Comment
Read comments
Dec 5 2007
  SD245479  Diplacus aurantiacus Josh Walker 2013-2-25 11 San Luis Obispo Shell Beach; hillside of 101 north and Spyglass Drive offramp. 47 Comment
  OBI55176  Diplacus fremontii Greg Frugoli 1997-4-29 75 San Luis Obispo S of Queen Bee campground appx 0.25 mi. La panza Range, Los Padres NF hwy 58 burn area 658 Comment
  CAS-BOT-BC153166  Diplacus fremontii Clare B. Hardham 1956-5-31 821 San Luis Obispo Adelaida Rd. Comment
  CAS-BOT-BC153167  Diplacus fremontii Clare B. Hardham 1961-4-20 6901 San Luis Obispo Franklin Creek, west of Adelaida Comment
  CAS-BOT-BC150560  Diplacus linearis R. S. Woglum 1938-5-14 1670 San Luis Obispo Jolon to San Simeon, along Nacimiento River, north San Luis Obispo County Comment
  SBBG107617  Diplacus longiflorus C. B. Hardham 1956-6-13 925 San Luis Obispo Black Mtn, Highland District Comment
  SEINET8226634  Diplacus rattanii Clare B. Hardham 1961-4-17 6839 San Luis Obispo Pine Mt. 1006 Comment
  RSA438394  Dipsacus fullonum F. R. Fosberg 1931-6-7 S- 4975 San Luis Obispo San Luis Obispo. 80 Comment
  OBI75285  Dittrichia graveolens David J. Keil 2011-10-11 31120 San Luis Obispo Highland drive entrance to campus of California Polytechnic State University 98 Comment
  SEINET3928298  Dodecatheon clevelandii Hannah M. Fugle 2011-1-29 8 San Luis Obispo Pennington Canyon, ca. 1 mile northeast of Loma Vista Community School. 100 ft. southeast of Escuela Ranch facility.; 0 Comment
  POM42720  Dodecatheon clevelandii subsp. insulare Lincoln Constance, A. A. Beetle 1940-3-22 2533 San Luis Obispo Grassy south slope, Ceanothus cuneatus-Asenostoma-Quercus dumosa association. Above Pozo Creek, 4 mi. east of Pozo, La Panza Range. 488 Comment
  SJSU8404  Dodecatheon clevelandii subsp. insulare M. E. Ruby 1961-4-22 140 San Luis Obispo La Panza Campground on Hwy 178, La Panza Range 670 Comment
  UC990501  Dodecatheon clevelandii subsp. patulum Rimo Bacigalupi 1949-4-8 3089 San Luis Obispo along State Highway #1, 1/4 mi n San Simeon (on Hearst Ranch); n of San Simeon, Hearst Ranch Comment
  RSA0056340  Dodecatheon clevelandii subsp. sanctarum Jim Shevock 1971-3-1 728 San Luis Obispo S. of Nasciemto Lake. 152 Comment
  JEPS116445  Dodecatheon hendersonii Alice Le Duc 1999-3-6 373 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero; along Graves Creek Comment
  RSA648958  Drymocallis glandulosa David J. Keil 1982-5-8 15959 San Luis Obispo 3.8 miles E of junction with Santa Rosa Creek Road on dirt road leading up Cypress Mtn along Steiner Creek. Comment
  UC1063773  Dryopteris arguta T. M. Hendrix 1937-5-21 203 San Luis Obispo 1 mi n Hi Mt.; Los Padres Nat'l Forest, Pozo Quadrangle Comment
  OBI15245  Dudleya abramsii subsp. murina Robert F. Hoover 1969-6-24 11396 San Luis Obispo San Luis Obispo, adj to Cuesta Park Comment
  UCR106053  Dudleya caespitosa George K. Helmkamp 1997-6-20 2055 San Luis Obispo Central Coast, Los Osos, c. 0.2 mi. NE of Buckskin & Martingale 27 Comment
  OBI31122  Dudleya lanceolata Julie M. Vanderwier 1978-7-12 85 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG38256  Dudleya lanceolata C. B. Hardham 1957-6-18 2257 San Luis Obispo central cyn, Tierra Redonda Comment
  SBBG70882  Dudleya lanceolata R. Hoffmann 1931-5-30 San Luis Obispo Oceano Comment
  UC455354  Dudleya lanceolata I. J. Condit Aug. 1909 San Luis Obispo planted by School Canyon Comment
  OBI31127  Dudleya pulverulenta Julie M. Vanderwier 1978-5-28 77 San Luis Obispo Indian Knob Tar Sands Comment
  OBI72947  Echinochloa crus-galli David J. Keil, with V. L. Holland and Lynne Dee Oyler 1991-9-5 22605 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  RSA195842  Echinochloa crus-galli E. C. Twisselmann 1967-9-9 13696 San Luis Obispo Ortega Spring, Palo Prieta Canyon, Temblor Range 599 Comment
  OBI32508  Ehrendorferia chrysantha Rhonda Riggins 1982-5-15 1402 San Luis Obispo hwy 58 0.8 mi W of Huerhuero Rd, 2.2 mi W Creston-O'Donovan Rd Comment
  SBBG110294  Ehrharta calycina C. B. Hardham 1958-4-10 3043 San Luis Obispo York Mtn, W of Templeton Comment
  OBI35138  Eleocharis coloradoensis Eric Wise 1983-6-30 1720 San Luis Obispo Santa Margarita Lake: Man made reservoir in salinas River chnl Comment
  OBI35140  Eleocharis coloradoensis Eric Wise 1983-9-23 1794 San Luis Obispo N shore of Laguna Lake Comment
  UCR42644  Eleocharis macrostachya David J. Keil 1977-8-7 12488 San Luis Obispo Central Coast, Los Osos Valley Road c. 1 mi west of Turri Road 18 Comment
  OBI35136  Eleocharis macrostachya Eric Wise 1981-9-29 1255 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Wittenberg CRk, Lopez Lake Comment
  RSA201684  Eleocharis palustris Robert F. Hoover 1947-4-16 6936 San Luis Obispo West base of Mt. Bishop near San Luis Obispo Comment
  CAS-BOT-BC112678  Eleocharis parishii R. F. Hoover 1946-9-14 6381 San Luis Obispo Trout Creek near Santa Margarita Comment
  OBI22612  Eleocharis parishii Robert F. Hoover 1969-7-3 11410 San Luis Obispo Salinas River bed at Paso Robles Comment
  OBI22617  Eleocharis parishii Robert F. Hoover 1946-9-14 6381 San Luis Obispo Trout crk near Santa Margarita Comment
  RSA0029469  Eleocharis rostellata David J. Keil, Lynne Dee Oyler 1990-9-28 21470 San Luis Obispo San Luis Obispo-Santa Barbara County line area west of Guadalupe. From west end of West Main Street eastward along channel of Santa Maria River. 4 Comment
  OBI43666  Eleusine tristachya Eric Wise 1981-10-23 1325 San Luis Obispo Sinton South Pond. On Shell Crk Rd 6.4 mi N of hwy 58 Comment
  OBI41095  Elymus glaucus David J. Keil, Dirk Walters 1986-5-2 19339 San Luis Obispo Santa Lucis Mts. Just N of San Luis Obispo in Reservoir Cyn 305 Comment
  OBI51155  Elymus glaucus Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .54 San Luis Obispo NE corner of San Simeon State Park Comment
  OBI38328  Elymus glaucus David J. Keil 1979-4-29 13050 San Luis Obispo See Cyn Comment
  UC1153389  Elymus glaucus R. F. Hoover 1964-6-5 8935 San Luis Obispo near summit of ridge w upper Lopez Canyon Comment
  CAS-BOT-BC203665  Elymus glaucus subsp. glaucus Clare B. Hardham 1959-5-6 4430 San Luis Obispo Santa Lucia Mountains. Shores of Nacimiento Lake Comment
  OBI3057  Elymus multisetus Larry E. Brown 1971-4-30 1971 San Luis Obispo In the Cal Poly botanical area in Poly Cyn Comment
  OBI59101  Elymus multisetus David J. Keil 1998-6-5 27646 San Luis Obispo Caliente Range on Selby Rd. 6.2 miles from Soda Lake Rd. Comment
  OBI2561  Elymus triticoides Larry E. Brown 1971-6-17 2037 San Luis Obispo Beside Cholame Crk at turnoff to Palo Prieto Cyn 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
  UC1124267  Emmenanthe penduliflora C. A. Graham 1939-5-19 571 San Luis Obispo SE and above Tajea Spring; Los Padres National Forest, Branch Mt. Quad. 838 Comment
  UC2027482  Emmenanthe penduliflora Greg Wilvert 2005-5-10 396 San Luis Obispo Southeast Half of the Caliente Range: Middle Canyon. Comment
  UCR248220  Emmenanthe penduliflora David J. Keil 1987-5-6 20122 San Luis Obispo Hwy 229 c. 1/2 mi north of junction with Hwy 58 390 Comment
  HSC93444  Encelia californica G. K. Helmkamp 1996-5-24 1006 San Luis Obispo Along CA-166, 1/2 mi. W of SLO county line 814 Comment
Read comments
Nov 3 2015
  OBI56520  Ephedra californica Clifton F. Smith 1957-8-8 5608 San Luis Obispo In field along Hwy 399, ca. 1 mi E of hwy 166 to Maricopa, Cuyama Valley Comment
  OBI7513  Ephedra viridis Robert J. Rodin 1962-6-9 6888 San Luis Obispo Along hwy 166 near oil pumping station in Maricopa River Comment
  OBI72326  Epilobium canum subsp. canum Anthony Baniaga, Theo Fitanides 2010-5-2 158 San Luis Obispo Tierra Redonda Mts. BLM ACEC 371 Comment
  OBI37157  Epilobium ciliatum subsp. watsonii Eric Wise 1981-6-29 794 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI37141  Epilobium ciliatum subsp. watsonii Eric Wise 1981-6-26 695 San Luis Obispo Drainage ditch at E entrance to Cambria Air force station. 5.6 mi S of Cambria W of hwy 1 Comment
  OBI37152  Epilobium ciliatum subsp. watsonii Eric Wise 1981-6-29 849 San Luis Obispo Twin Lake of Dune lakes Comment
  RSA586601  Epilobium ciliatum subsp. watsonii M. D. Proctor, E. A. Young 1993-3-20 ROB 0287 San Luis Obispo 1 km NE of Chorro Res. Comment
  SBBG93698  Epilobium minutum S. A. Junak 1990-5-1 4278 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
  OBI083616  Epipactis gigantea David J. Keil 2016-5-21 34221 San Luis Obispo Between Ragged Point and San Carpoforo Creek on Highway, steep road cut 50 Comment
  SBBG104742  Epipactis gigantea D. A. Young, F. L. Johnson 1992-6-18 ROB 85 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  RSA18102  Epipactis gigantea Carl B. Wolf 1929-4-16 3644 San Luis Obispo Narrow canyon of Morro Creek, 6 miles east of Morro Bay. 244 Comment
  RSA585579  Epipactis gigantea M. D. Proctor, E. A. Young 1993-4-17 ROB 0464 San Luis Obispo [Camp Roberts] Chorro Creek, 1 km north of Chorro Reservoir Comment
  RSA607272  Epipactis gigantea Louis C. Wheeler 1964-6-21 8493 San Luis Obispo Ragged Point Inn, 2 miles northerly of Ragged Point. Comment
  RSA607274  Epipactis gigantea Louis C. Wheeler 1964-6-22 8507 San Luis Obispo Near Cayucos: Old Creek, Santa Rita Road. 152 Comment
  CAS-BOT-BC57118  Equisetum X ferrissii R. F. Hoover 1948-4-14 7440 San Luis Obispo Mouth of Old Creek near Cayucos Comment
  OBI35079  Equisetum arvense Eric Wise 1981-11-29 1248 San Luis Obispo Lopez Canyon. Approx. 6 miles NW of Hi Mtn. Road. Comment
  OBI4307  Equisetum hyemale Felice C. Movich 1969-4-30 129 San Luis Obispo Tropicana Village Comment
  SBBG81854  Equisetum laevigatum D. Keil, K. Bay, R. Ferguson 1984-4-28 18132 San Luis Obispo American Cyn area Comment
  OBI30894  Equisetum telmateia Julie M. Vanderwier 1979-8-26 201 San Luis Obispo Indian Knob Tar Sands Comment
  SD178113  Equisetum telmateia subsp. braunii G. K. Helmkamp 2003-10-8 8204 San Luis Obispo Base of Nipomo Mesa 0.25 mile southwest of Halcyon Road along an unnamed road near the railroad crossing. 14 Comment
  CDA34902  Eragrostis pectinacea David J. Keil 2000-6-27 28824 -3 San Luis Obispo Vicinity of Agricultural College s campus Feed Mill. 0 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
  CAS-BOT-BC284152  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1960-10-12 6018 San Luis Obispo Raymond Twisselmann residence, Shandon 329 Comment
  CDA4548  Erechtites glomeratus S. V. Wright 1965-5-21 San Luis Obispo Phelan Bros. Ranch, San Simeon Creek. 0 Comment
  SBBG124117  Eremalche parryi subsp. kernensis D. Wilken with 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 249 Comment
  SBBG104761  Eremalche parryi subsp. parryi F. L. Johnson, E. A. Young 1993-5-23 ROB 500 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC2062975  Eremocarpus setiger Anna Kostikova with Glen Litsios, Sarah Burgy 2010-6-18 41 San Luis Obispo Carrizo Plain Swain Ridge: 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-BC160169  Eremothera boothii subsp. decorticans R. F. Hoover 1952-4-8 8093 San Luis Obispo West base of Temblor Range near McKittrick road Comment
  SBBG4916  Eremothera boothii subsp. decorticans C. B. Hardham 1957-4-26 1747 San Luis Obispo 3 mi W of Paso Robles, south rd to Adelaida Comment
  OBI11538  Eriastrum calocyanum Robert F. Hoover 1952-6-10 8240 San Luis Obispo Black Mt, La Panza Range Comment
  OBI11540  Eriastrum calocyanum R. F. Hoover 1946-6-2 6126 San Luis Obispo La Panza district Comment
  CHSC40089  Eriastrum densifolium T. Craig 1933-7-3 1875 San Luis Obispo Sand hills 1-3 miles south of Pismo Beach. 10 Comment
  UC1187094  Eriastrum densifolium David D. Keck and Wm. M. Hiesey 1940-5-30 5108 San Luis Obispo near Black Lake (4.8 mi s of Arroyo Grande on road to Oso Flaco); Nipomo Mesa Comment
  UC742836  Eriastrum densifolium subsp. densifolium Delzie Demaree 1938-8-22 18089 San Luis Obispo Pismo Beach Comment
  UCR126220  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-25 143 San Luis Obispo Central Coast, 1 km west of Hwy 1, 2.6 km north of junction Hwy 1 and Oso Flaco Lake Road 55 Comment
  RSA0107374  Eriastrum densifolium subsp. densifolium Austin P. Griffiths 1967-8-13 5379 San Luis Obispo just S of Black Lake, near N end of Nipomo Dunes Comment
  UC52762  Eriastrum densifolium subsp. densifolium Rev. R. W. Summers May 1883 San Luis Obispo dry canyon near sea Comment
  CAS-BOT-BC514390  Eriastrum densifolium subsp. elongatum L. R. Abrams 1913-7-20 5044 San Luis Obispo Templeton Comment
  SBBG132569  Eriastrum pluriflorum subsp. pluriflorum D. Keil 2010-6-1 30834 San Luis Obispo San Juan Crk Bridge at Hwy 58, eastern La Panza Mtns 450 Comment
  RSA0120848  Eriastrum pluriflorum subsp. pluriflorum D. D. Keck 1934-4-26 2800 San Luis Obispo 4 mi. S of Cholame on road to Annette. Comment
  OBI79870  Ericameria arborescens D. R. Miller 2013-9-4 913 .1074 San Luis Obispo The Rocky Butte/Pine Mountain Region, Growing along Main Ridge Road, north of Hearst Gate. 915 Comment
  CAS-BOT-BC292901  Ericameria ericoides R. F. Hoover 1966-9-12 9986 San Luis Obispo Bed of Santa Marea River north of Santa Maria Comment
  OBI54194  Ericameria linearifolia David J. Keil, Kathleen Keil 1995-4-15 24883 San Luis Obispo Shell Creek rd, ca 1/2 mi N of jctn with California rte 58. 152 Comment
  OBI16522  Erigeron blochmaniae Barrett Anderson 1973-8-7 379 San Luis Obispo South end of Morro Bay Comment
  OBI53829  Erigeron blochmaniae Arthur W. Hazebrook 1993-1-9 188 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis HIll, Oso Flaco Lake and crk areas, and adjacent pioneer dunes. Comment
  SD40211  Erigeron blochmaniae Edith A. Purer 1940-8-2 7983 San Luis Obispo Oso Flaco Lake sand dunes Comment
  OBI53050  Erigeron foliosus David J. Keil 1995-5-23 25198 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing dev Comment
  OBI77711  Erigeron philadelphicus Danielle DeRome 1995-4-1 419528 San Luis Obispo In Poly Cyn NNE of peterson ranch house Comment
  UCSC000778  Erigeron philadelphicus H. C. Lee 1936-4-20 570 San Luis Obispo 2 miles W. of Slide Hill Slide Hill - Arroyo Grande 274 Comment
  UC1285039  Erigeron sanctarum R. F. Hoover 1947-3-19 6687 San Luis Obispo n Arroyo Grande (at head of canyon); Carpenter Canyon Comment
  OBI80272  Eriodictyon altissimum Julie M. Vanderwier 1978-1 San Luis Obispo Comment
  CAS-BOT-BC188078  Eriodictyon tomentosum Milo S. Baker 1923-12-29 2357 a San Luis Obispo Coalinga-Paso Robles Highway near Paso Robles Comment
  OBI42957  Eriodictyon traskiae subsp. smithii Jan Johnson, Melissa Boggs 1986-5-11 28 San Luis Obispo Los Padres NF. East Cuesta Ridge about 12 mi N of San Luis obispo, off hwy 101. Comment
  CAS-BOT-BC248582  Eriogonum angulosum R. F. Hoover 1949-5-29 7728 San Luis Obispo Cottonwood Pass, west side Comment
  UC2027142  Eriogonum angulosum Greg Wilvert 2005-4-6 171 San Luis Obispo Southeast Half of Caliente Range: Ridge between Horse Canyon and Middle Canyon, 2.7 km S of Wells Spring Comment
  CAS-BOT-BC241992  Eriogonum cinereum Ernest C. Twisselmann 1967-7-31 13546 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  UCD70432  Eriogonum cinereum D. Sanchez-Mata 1998-8-4 s.n. San Luis Obispo Port San Luis. San Luis Obispo Bay. San Luis Hills. Seral serpentine chaparral growing on serpentine outcrops at seaside. 5 Comment
  OBI11042  Eriogonum clavatum Robert F. Hoover 1946-9-14 6389 San Luis Obispo Palo Prieto Cyn Comment
  JEPS57007  Eriogonum elegans Miss Ramona Reed 1913-11-9 San Luis Obispo Comment
  CDA11374  Eriogonum fasciculatum G. F. Hrusa 1995-4-15 12094 San Luis Obispo La Panza Range; Immediately adjacent to Queen Bee Camp 1 m. S of La Panza Rd. summit. Comment
  OBI11095  Eriogonum fasciculatum var. polifolium Robert F. Hoover 1967-3-27 10277 San Luis Obispo Chalk Mtn, N side of Cuyama Valley Comment
  UC1296163  Eriogonum gossypinum R. F. Hoover 1950-4-2 7800 San Luis Obispo near base of Crocker Grade; Panorama Hills Comment
  CAS-BOT-BC250535  Eriogonum gracile John Thomas Howell 1927-8-17 3003 San Luis Obispo 4 miles south of Templeton 243 Comment
  SD178263  Eriogonum gracile var. gracile G. K. Helmkamp 2003-8-31 8102 San Luis Obispo Callender Road at U. S. 1 south of Arroyo Grande. 29 Comment
  JEPS108336  Eriogonum gracillimum David Gowen 2005-3-18 199 San Luis Obispo Elkhorn Road. Approx. 5.3 miles south of Hurricane Rd. Comment
  OBI11047  Eriogonum nudum var. indictum Robert F. Hoover 1946-9-14 6388 San Luis Obispo Palo Prieto Cyn Comment
  SBBG1535  Eriogonum nudum var. pubiflorum C. B. Hardham 1956-10-23 1480 San Luis Obispo Atascadero Rd near Morro Rd [St Hwy 41] Comment
  CAS-BOT-BC271993  Eriogonum nudum var. pubiflorum John Thomas Howell 1929-10-12 4459 San Luis Obispo 4.3 miles w. of Atascadero Comment
  CAS-BOT-BC271994  Eriogonum nudum var. pubiflorum R. F. Hoover 1965-9-15 9553 San Luis Obispo Summit on Pozo-Arroyo Grande road Comment
  SBBG47370  Eriogonum parvifolium J. Copeland 1973-8-31 1011 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, ca. 2 mi W of US Hwy 101 Comment
  CAS-BOT-BC257908  Eriogonum parvifolium Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch Comment
  UCSB46533  Eriogonum parvifolium Cook, Carrie 1983-2-27 San Luis Obispo West facing field, approx. 1.5 miles into Montana de Oro Park; on Pecho Valley Road, Los Osos; adjacent to road on West side 42 Comment
  CAS-BOT-BC268378  Eriogonum roseum Ernest C. Twisselmann 1971-11-4 18512 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon 518 Comment
  CAS-BOT-BC263441  Eriogonum temblorense Ernest C. Twisselmann 1967-5-23 13104 San Luis Obispo West slope of Cottonwood Pass 502 Comment
  JEPS108308  Eriogonum temblorense David Gowen 2005-5-23 San Luis Obispo Polonio Pass, hills E of Hwy 46 Comment
  CAS-BOT-BC124218  Eriogonum vimineum subsp. polygonoides Susan Gabriella Stokes 1933-9-8 125 San Luis Obispo San Luis Obispo to coast Comment
  SBBG1455  Eriogonum viridescens C. B. Hardham 1956-6-10 926 San Luis Obispo Chimney Rock Ranch; intersection of north rd to Adelaida and Oak Flat Rd Comment
  RSA163756  Eriogonum viridescens Clare B. Hardham 1963-6-20 10832 San Luis Obispo Freeborn Mt. Comment
  CDA21001  Eriophyllum confertiflorum G. F. Hrusa 1993-5-2 11030 San Luis Obispo Reservoir Canyon. Mid parts of canyon on lower slopes along creekside. Comment
  CHSC55854  Eriophyllum confertiflorum L. P. Janeway 1988-4-15 2634 San Luis Obispo Canyon fronting Polonio Pass. 548 Comment
  OBI57065  Eriophyllum confertiflorum Frederic Hrusa 1993-5-20 11064 San Luis Obispo Big Falls Crk 200 Comment
  UCD132153  Eriophyllum confertiflorum Daryl Koutnik 1978-6-19 539 San Luis Obispo San Luis Obispo County: San Bernardo Creek. 91 Comment
  OBI45966  Eriophyllum confertiflorum Clifton F. Smith 1986-5-15 12077 San Luis Obispo Along road up Caliente Mtn from Russell Ranch in Cuyama Valley 1219 Comment
  OBI51542  Eriophyllum confertiflorum Ann Cochran 1986-8-1 88 San Luis Obispo Plant taxonomy to Mtn Home State Forest on the westside of the Sierra Nevada mtns. 1676 Comment
  OBI65839  Eriophyllum confertiflorum D. R. Miller 1994-5-13 594 -356 San Luis Obispo Pine Mtn. Region; Coles road in near rd jctn to Hearst Spring; Marmolejo crk drainage 750 Comment
  OBI16501  Eriophyllum confertiflorum var. confertiflorum Robert F. Hoover 1947-5-10 7154 San Luis Obispo Cuyama Valley E of river bridge on main hwy Comment
  RSA165484  Eriophyllum lanatum var. achilleoides Clare B. Hardham 1963-7-3 10899 San Luis Obispo Waterdog Creek. Sargent Cypress Grove 610 Comment
  JEPS27059  Eriophyllum multicaule Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-12 7438 San Luis Obispo 1.5 mi w Bee Rock (old Lynch Ranch (see Bradley 15 ed. of 1919 USGS sheet), just n of Tierra Redonda Mtn., n San Luis Obispo County) 341 Comment
  SBBG87660  Eriophyllum pringlei C. F. Smith 1950-4-28 2691 San Luis Obispo grade near Syncline Hill Comment
  SJSU3410  Eriophyllum pringlei C. W. Sharsmith 1962-4-22 6894 San Luis Obispo by Shell Cr, San Juan Cr drainage, 12 mi S of Shannon 414 Comment
  CDA17576  Eriophyllum staechadifolium Austin Griffiths 1981-11-7 s.n. San Luis Obispo Montana de Oro State Park; Just N of Hazard Canyon. Comment
  OBI57999  Eriophyllum staechadifolium Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo At W end of stabilized dune ridges just n of Oso Flaco Lake Comment
  RSA191889  Eriophyllum staechadifolium R. F. Thorne, Percy C. Everett 1963-6-12 32253 San Luis Obispo At Arroyo de la Cruz Creek. Comment
  UCD131631  Eriophyllum staechadifolium G. F. Hrusa 1995-6-21 12407 San Luis Obispo San Luis Obispo County: shoulder of Hollister Peak. 300 Comment
  SBBG104803  Erodium botrys M. D. Proctor, E. A. Young 1993-3-17 ROB 205 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI8978  Eryngium armatum Robert F. Hoover 1966-9-13 10016 San Luis Obispo Cambria Comment
  SBBG80404  Eryngium armatum C. F. Smith 1960-6-9 6175 San Luis Obispo about 50 yards above edge of Laguna Lake SW of San Luis Obispo Comment
  RSA202533  Eryngium vaseyi E. C. Twisselmann 1968-9-12 14926 San Luis Obispo T. Franklin Twisselmann Ranch, Choice Valley 610 Comment
  UC1296183  Erysimum capitatum R. F. Hoover 1952-4-10 8098 San Luis Obispo shale slope 9 mi e Creston Comment
  SBBG104193  Erysimum capitatum var. capitatum M. D. Proctor, E. A. Young 1993-4-12 ROB 387 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI15033  Erysimum capitatum var. capitatum Robert F. Hoover 1949-4-12 7604 San Luis Obispo E edge of Carrizo Plain, E of Simmler Comment
  CLARK-A1045-1338  Erysimum suffrutescens George K. Helmkamp 1977-7-4 San Luis Obispo Los Osos vacant lot; ; Morro Bay S 7.5'Q 30 Comment
  SBBG39679  Erysimum suffrutescens L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  SD40149  Erysimum suffrutescens Edith A. Purer 1933-7-20 5075 San Luis Obispo Northwest of Guadalupe Comment
  UC1034734  Erysimum suffrutescens G. B. Rossbach 1955-5-2 591 San Luis Obispo Lower NE slope of Morro Rock. Comment
  OBI31315  Erythranthe cardinalis Joy Nishida 1982-7-22 511 San Luis Obispo American Cyn, .4 mi S of campground 518 Comment
  CAS-BOT-BC151485  Erythranthe latidens Ernest C. Twisselmann 1954-5-15 1237 San Luis Obispo Vernal Pool at Palo Prieta Summit, 8 miles south of Cholame - Temblor Range and the Western San Joaquin Valley 667 Comment
  OBI11803  Eschscholzia californica Carl B. Wolf 1941-10-1 11162 San Luis Obispo Along the Coast, 1/2 mi N of Piedras Blancas Lighthouse 8 Comment
  RSA144709  Eschscholzia californica subsp. californica E. C. Twisselmann 1959-4-18 5065 San Luis Obispo Low hills just west of Garden Farms 244 Comment
  RSA585837  Eschscholzia californica subsp. californica F. L. Johnson, E. A. Young 1993-5-23 ROB 0499 San Luis Obispo Twin Bridges on Boyscout Rd. Comment
  JEPS21743  Eschscholzia hypecoides H. C. Lee 1937-6-1 1026 San Luis Obispo 2.5 mi w Paso Robles; Paso Robes Quadrangle Comment
  SBBG104856  Eschscholzia hypecoides F. L. Johnson, E. A. Young 1993-5-23 ROB 498 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  JEPS35450 Image available Eschscholzia lemmonii J. G. Lemmon June 1887 San Luis Obispo Lemmon dry lakes; Near Cholame val. Comment
  SBBG112671  Eschscholzia lemmonii C. F. Smith 1995-5-9 12630 San Luis Obispo Carrizo Plain, N side of the Caliente Range Comment
  CDA43339  Eucalyptus conferruminata David J. Keil 2011-11-5 31150 San Luis Obispo Oceano. Pismo State Beach. Dunes between Oceano Campground and beach. Comment
  UC124676  Eucrypta chrysanthemifolia var. chrysanthemifolia Miss M. M. Miles 1886-1 167 San Luis Obispo San Luis Obispo Comment
  OBI74622  Eulobus californicus David J. Keil 1987-5-6 20114 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  OBI33102  Euphorbia maculata David J. Keil 1983-7-16 17406 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  SD244684  Euphorbia spathulata David Keil 1998-6-8 27699 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 Road. Comment
  UC86937  Eurybia radulina T. S. Brandegee San Luis Obispo Santa Lucia Mountains Santa Lucia Mountains Comment
  OBI77533  Euthamia occidentalis Austin P. Griffiths 1981-9-21 s.n. San Luis Obispo Pismo Dune region. Along side State hwy 1, at Grand Ave, Grover city Comment
  SBBG11143  Extriplex californica H. and M. Dearing 1938-9-4 2306 San Luis Obispo Morro Bay coast Comment
  CAS-BOT-BC413859  Fallopia sachalinensis T. C. Fuller 1967-5-11 15819 San Luis Obispo Opp. stop sign of off ramp from the n. bound lanes of the freeway, e. side of El Camino Real, 0.1 mi. s. of Santa Ysabel Ave., Atascadero Comment
  OBI79025  Festuca arundinacea David J. Keil 2013-8-19 31887 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  OBI2821  Festuca bromoides Larry E. Brown 1971-5-20 2010 San Luis Obispo Cambria Comment
  SBBG86313  Festuca microstachys C. F. Smith 1947-6-22 2052 San Luis Obispo Ian McMillan ranch-house up Gillis Cyn, NE of Shandon Comment
  OBI29262  Festuca myuros David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14558 San Luis Obispo Jctn of Shell Crk rd and Calif Hwy 58 S of Shandon Comment
  OBI64986  Festuca myuros Greg Wilvert 2005-4-5 112 San Luis Obispo SE Half of Caliente Range. 1.5 km S of Soda Lake rd along Padrones Cyn rd 806 Comment
  UC2027484  Festuca myuros Greg Wilvert 2005-4-5 112 San Luis Obispo Southeast Half of the Caliente Range: 1.5 km S of Soda Lake Road along Padrones Canyon Road. Comment
  OBI30670  Festuca octoflora David J. Keil 1981-5-19 14720 San Luis Obispo Upper slopes of Indian Knob Comment
  OBI21964  Festuca perennis F. Rush May-56 40 San Luis Obispo Rd to old lemon grove, Mt SLO Comment
  OBI3740  Festuca perennis Elizabeth Rudd 1971-5-23 273 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI69703  Festuca perennis Steven A. Junak 1990-4-17 4170 San Luis Obispo Santa Lucia Mts, Cuesta Ridge: just N of main Rd (USFS Rd #29S11.3), 0.1 mi W of W boundary sign for cuesta Ridge Botanical Area, 5.3 mi W of Hwy 101 783 Comment
  OBI23120  Foeniculum vulgare Lisa Bradley 1979-11-20 3 San Luis Obispo Shearer Ave & Thalberg in Cayucos 15 Comment
  OBI2103  Fragaria chiloensis R. W. Summers 1982-2-17 244 San Luis Obispo Oso Filacco sand hills, by sea Comment
  OBI27079  Frangula californica subsp. californica Jim Souza February1981 s.n. San Luis Obispo Grover City Comment
  SBBG97089  Frangula californica subsp. californica D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1981 San Luis Obispo Chaparral Rd near the E end of the Botanical area, below TV antennas Comment
  CAS-BOT-BC52652  Frangula californica subsp. californica Carl B. Wolf 1929-4-15 3556 San Luis Obispo 2-3 mi. inland from ocean & about 3 mi. No. of Santa Maria River 91 Comment
  CAS-BOT-BC52669  Frangula californica subsp. californica John Thomas Howell 1964-6-29 40730 San Luis Obispo In Monterey pine forest adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  OBI35573  Frangula californica subsp. tomentella S. M. Inman 1983-7-21 97 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
  OBI69965  Frangula californica subsp. tomentella D. R. Miller 2006-6-13 606 .836 San Luis Obispo PIne Mtn region; Along ridge rd, this plant is from near Horse Draw, SE 1/4 of sec 11 of T26S R8E, Tobacco Crk drainage 880 Comment
  OBI26222  Frankenia salina Mark E. Schneider 1974-8-7 s.n. San Luis Obispo South end of Morrow Bay Comment
  UCR131911  Frankenia salina George K. Helmkamp 2003-9-8 8129 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  SEINET2444511  Frankenia salina David Keil, V. L. Holland; Lynne Dee Oyler 1991-9-5 22594 San Luis Obispo Dunes south of Oso Flack Lake.; 0 Comment
  UC54796  Frankenia salina Mrs. R. W. Summers Feb 1883 San Luis Obispo Comment
  SBBG96399  Fritillaria affinis J. Sainz 1987-4-18 San Luis Obispo Hi Mountain Comment
  OBI79238  Fritillaria biflora David J. Keil 2012-4-23 31306 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail Comment
  OBI21382  Fritillaria biflora Richard Wunrow 1954-4-10 3 San Luis Obispo On S side of Stony Crk, near old CCC camp Comment
  UC54839  Fritillaria biflora Mrs. R. W. Summers 1884-5-6 836 San Luis Obispo Coast Mountains Comment
  SDSU20653  Fritillaria biflora var. biflora Sean Ryan 2011-4-1 90 San Luis Obispo 40m S and uphill from the Reservoir Canyon Trail at the primitive dwelling clearing, just beyond a large Eucalyptus tree with a swing. 280 Comment
  UC1873050  Fumaria capreolata David Keil 2005-3-3 30335 San Luis Obispo San Luis Obispo. Madonna Road at northbound on-ramp to US 101. 48 Comment
  OBI40750  Galium andrewsii David J. Keil, Dirk Walters 1986-5-2 19294 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  UCD121564  Galium andrewsii subsp. intermedium J. Dilley 1997-5-10 179 San Luis Obispo San Luis Obispo County: Los Padres National Forest, Santa Lucia District. La Panza Campground on Pozo Road, 3 miles E of Pozo Summit. 701 Comment
  OBI9914  Galium aparine F. Rush Apr-56 122 San Luis Obispo Mt SLO Comment
  SBBG68880  Galium californicum subsp. californicum M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI60652  Galium californicum subsp. flaccidum David J. Keil 1986-4-13 19145 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI66589  Galium californicum subsp. flaccidum D. R. Miller 1994-5-12 594 -355 San Luis Obispo Pie Mts Region; E slope of Pine Mt; Pico Crk draninage 945 Comment
  OBI73051  Galium californicum subsp. flaccidum David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25446 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  OBI69900  Galium murale D. R. Miller 2007-5-3 507 .848 San Luis Obispo Pine Mt Region. On Marmolejo Flats 518 Comment
  RSA0042198  Galium murale LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6445 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
  OBI62418  Galium porrigens L. D. Oyler, Bill and Dianne Deneen 1991-4-23 2163 San Luis Obispo Nipomo Dunes, Site A, top of Guadalupe Peak Comment
  SBBG93843  Galium porrigens var. porrigens S. A. Junak 1990-5-15 4332 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, on W side of upper middle fork of Chorro Crk, at NW corner of excavated area at Pick and Shovel Mine 524 Comment
  OBI47443  Galium trifidum subsp. columbianum David J. Keil 1984-5-28 s.n. San Luis Obispo S end of Morro Bay W of Sweet Springs Marsh Comment
  OBI72834  Gamochaeta ustulata Michael Walgren 2010-4-29 143 San Luis Obispo Irish Hills, Montana de Oro State Park. New property acquisition known as the 160 acre "Baseri" property at 4840 See Canyon rd, approx 8 mi from Los Osos Valley Rd and 0.5 mi from jctn with Perfumo Cyn rd. Inland portion of property on inland side of See Cyn Rd 301 Comment
  OBI14146  Garrya veatchii Robert F. Hoover 1957-7-19 8392 San Luis Obispo Near summit on Cambria-Adelaida rd Comment
  OBI14148  Garrya veatchii Robert F. Hoover 1948-4-16 7454 San Luis Obispo Eagle Ranch, S of Atascadero Comment
  OBI30918  Gastridium phleoides Julie M. Vanderwier 1978-5-28 51 San Luis Obispo Indian Knob Tar Sands Comment
  NY42903  Genista monspessulana J. B. Walker 1995-4-14 1343 San Luis Obispo 1km S of Cambria, along Hwy 1 70 Comment
  OBI49926  Geranium dissectum David J. Keil, Kathy Bay and Rich Ferguson 1984-4-28 18148 San Luis Obispo American Cyn area in La Panza Mtns Comment
  SEINET7063703  Gilia achilleifolia A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine east of San Luis Obispo. Hampton Canyon. UTM Zone 10, 718981mE, 3906573mN. (WGS84/NAD83). 427 Comment
  SBBG109327  Gilia achilleifolia subsp. achilleifolia C. B. Hardham 1957-5-10 3265 San Luis Obispo Cypress Mtn Comment
  SEINET14623422  Gilia achilleifolia subsp. achilleifolia V. Grant, A. Grant 1948-5-29 8555 San Luis Obispo On Hwy 101, 5 miles SW of San Luis Obispo. Comment
  UC123664  Gilia achilleifolia subsp. achilleifolia T. M. Hendrix 1937-5-10 169 San Luis Obispo 5 1/4 wsw El Dorado School; Pozo Quadrangle Comment
  UCSB72282  Gilia achilleifolia subsp. achilleifolia Hardham, Clare 1963-6-18 San Luis Obispo Cypress Mt. 609 Comment
  SBBG106783  Gilia aliquanta C. B. Hardham 1958-5-5 3193 San Luis Obispo W edge of Carissa Plains, 8.7 mi S of Simmler Comment
  SBBG95341  Gilia capitata subsp. abrotanifolia J. Johnson, M. Boggs 1986-5-11 22 San Luis Obispo East Cuesta Ridge, ca. 12 mi N of San Luis Obispo, off US Hwy 101 Comment
  CDA40039  Gilia capitata subsp. staminea G. D. Barbe 1974-5-16 1801 San Luis Obispo Freeway frontage road, south of Tefet Street, Highway 101, Nipomo. 0 Comment
  UC583204  Gilia clivorum Alice Eastwood, John Thomas Howell 1936-5-8 2300 San Luis Obispo 3 mi e Pozo; e of Pozo Comment
  RSA118209  Gilia inconspicua subsp. austrooccidentalis E. C. Twisselmann 1957-5-3 3477 San Luis Obispo Bill Hill Ranch, at the foot of Caliente Mountain. 701 Comment
  RSA0076398  Gilia malior Verne Grant, Alva Grant 1952-4-21 17559 San Luis Obispo 1 mi. s. of jct. of Maricopa-Santa Maria rd. on Ojai road, Cuyama Valley. Comment
  UC1123722  Gilia minor D. Axelrod 1935-3-31 216 San Luis Obispo 8 mi ese Cuyama Ranch; Santa Ynez Quad. Comment
  RSA140762A  Gilia minor Clare B. Hardham 1960-4-8 5357 San Luis Obispo Bed of San Juan River, Road from Paso Robles, to Simmler. Comment
  UCSB38006  Gilia tenuiflora Edge, Lyda 1973-4-11 San Luis Obispo State Highway 58, west of Shell Creek Comment
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Mar 18 2014
  SBBG28670  Gilia tenuiflora subsp. amplifaucalis E. C. Twisselmann 1967-5-8 13008 San Luis Obispo N of Shell Crk 487 Comment
  UC1023808  Gilia tenuiflora subsp. tenuiflora R. F. Hoover 1947-3-29 6805 San Luis Obispo on La Panza road 5 mi e Creston; e of Creston on La Panza road Comment
  UCR158431  Gilia tenuiflora subsp. tenuiflora George K. Helmkamp, E. A. Helmkamp 2005-4-22 9412 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  OBI57390  Githopsis diffusa subsp. diffusa David J. Keil 1998-5-20 27354 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  SBBG58479  Glaux maritima R. Hoffmann 1930-4-18 San Luis Obispo Arroyo Grande Comment
  SBBG82990  Glaux maritima C. F. Smith 1953-4-28 3884 San Luis Obispo low land about Oso Flaco Lake, NW of Guadalupe Comment
  OBI55379  Glebionis coronaria David J. Keil, with V. L. Holland 1997-3-19 26087 San Luis Obispo Along Pacific Blvd. between highway and railroad tracks. 0 Comment
  OBI80895  Glycyrrhiza lepidota George Butterworth 2015-7-18 979 San Luis Obispo Carrizo Cyn 646 Comment
  OBI31287  Glycyrrhiza lepidota Joy Nishida 1982-6-24 483 San Luis Obispo American Cyn, .2 mi S of American Cyn campground 518 Comment
  SBBG3328  Glycyrrhiza lepidota A. J. Stewart 1942-8-30 209 San Luis Obispo Abrahamson Ranch 0.5 mi N Templeton Comment
  UCR13825  Gnaphalium canescens subsp. beneolens George K. Helmkamp 1973-8-8 s.n. San Luis Obispo Central Coast, Morro Bay, Baywood Park, hillside c. 1 mi from ocean 3 Comment
  UCR58150  Gnaphalium ramosissimum 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
  OBI65008  Grayia spinosa Greg Wilvert 2005-4-5 150 San Luis Obispo SE Half of Caliente Range. 300 m N of Wells Spring 884 Comment
  CAS-BOT-BC305092  Grindelia hirsutula Ernest C. Twisselmann 1968-9-16 14930 San Luis Obispo Union District: 2.5 miles east of Huero Huero [Huerhuero] Creek on old Highway 41 243 Comment
  UC134625  Grindelia hirsutula Alice Eastwood 1896-5 San Luis Obispo near boundary between Santa Barbara County and San Luis Obispo County; Suey River Comment
  OBI51705  Hazardia squarrosa R. Mike Arens 1994-4-30 66 San Luis Obispo Cal Poly campus. Poly Cyn near Botanical Garden foot bridge 152 Comment
  CAS-BOT-BC307270  Hazardia squarrosa var. grindelioides R. F. Hoover 1946-10-13 6482 San Luis Obispo West of Huasna River above Cuyama River Comment
  SBBG120304  Hazardia squarrosa var. squarrosa E. Painter, M. Wetherwax 1999-11-15 SLO 30 San Luis Obispo Cantonment area N of St Hwy 1, near jct of 4 un-named secondary rds; Camp San Luis Obispo 100 Comment
  UC1285356  Hazardia stenolepis R. F. Hoover 1946-10-19 6501 San Luis Obispo nw of Pozo (Pilitas Creek district); Pilitas Creek 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
  SEINET14188673 Image available Hedypnois cretica R. R. Halse 2016-1 9657 San Luis Obispo Along State Hwy 1, ca. 1.2 mi N of San Simeon or 1.8 mi S of the Hearst Castle turnoff; across road from a vista point 11 Comment
  CAS-BOT-BC309516  Helenium puberulum Ernest C. Twisselmann 1955-9-1 2358 San Luis Obispo Old Cuesta Grade, Santa Lucia Mountains 289 Comment
  CAS-BOT-BC309517  Helenium puberulum R. F. Hoover 1946-8-24 6331 San Luis Obispo Near Laguna, San Luis Valley Comment
  OBI69756  Helenium puberulum D. R. Miller 1993-7-30 793 -31 San Luis Obispo Pine Mtn Region. In crkway at Alamaden Flats 853 Comment
  UCR92513  Helianthemum scoparium G. Fred Hrusa 1995-5-28 12316 San Luis Obispo Black Butte Research Natural Area, ridge immediately SW of Radio Facility 2 (Peak 1). 630 Comment
  UC579448  Helianthus gracilentus B. Bolt 1936-4-21 674 San Luis Obispo 4 mi ne mouth of Smith Creek (a tributary of Toro Creek w of Cayucos); Cayucos Quadrangle 457 Comment
  UC532103  Helianthus gracilentus David D. Keck 1934-4-26 2833 San Luis Obispo 7.8 mi w La Panza (w side of Pozo Range) 670 Comment
  OBI19381  Heliotropium curassavicum var. oculatum D. Waive Stager 1972-8-28 47 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI53894  Heliotropium curassavicum var. oculatum Arthur W. Hazebrook 1992-10-25 161 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl along base of NE facing slope Comment
  JEPS18687  Helminthotheca echioides Ernest C. Twisselmann 1955-7-30 2286 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County Temblor Range, western San Joaquin Valley, Chris Twisselmann 670 Comment
  CAS-BOT-BC314896  Hemizonia congesta subsp. luzulifolia Ynez Whilton Winblad 1937-6-18 s.n. San Luis Obispo Cambria Comment
  OBI16210  Hemizonia congesta subsp. luzulifolia Betty Sheehan 1957-11-20 44 San Luis Obispo Cal Poly Campus, OH Unit Comment
  SD87674  Hemizonia congesta subsp. luzulifolia F. W. Peirson 1923-6-26 San Luis Obispo Comment
  UC1285372  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1947-8-17 7382 San Luis Obispo near Cambria (Santa Rosa School) Comment
  CAS-BOT-BC314897  Hemizonia congesta subsp. luzulifolia Julia McDonald 1925-7-21 s.n. San Luis Obispo Polytechnic School grounds Comment
  RSA94114  Hemizonia fasciculata F. W. Peirson 1923-6-26 4149 San Luis Obispo S outskirts of San Luis Obispo Comment
  CAS-BOT-BC123541  Hemizonia increscens subsp. increscens Robert Francis Hoover 1947-8-9 7361 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  CDA16061  Hemizonia pungens subsp. pungens G. F. Hrusa 2000-9-3 15695 San Luis Obispo Carrizo Plain; S end of Soda Lake-Simmler Rd at intersection w/ Soda Lake Rd. 0 Comment
  OBI16475  Hesperevax acaulis var. ambusticola Robert F. Hoover 1947-4-12 6906 San Luis Obispo Upper Navajo Crk, la Panza Range Comment
  CAS-BOT-BC310170  Hesperevax caulescens Ernest C. Twisselmann 1963-5-4 8123 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cholame Valley: junction of Highways 41 & 466 365 Comment
  RSA755133  Hesperevax caulescens David J. Keil, Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, Joann Froland 2001-4-17 29299 San Luis Obispo Camp Roberts 'Bee Rock vernal pools' southeast of junction with perimeter road and Bee Rock Road. Comment
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May 1 2015
  OBI58821  Hesperocnide tenella David J. Keil 1998-4-28 26941 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
  SBBG117494  Hesperocnide tenella E. Painter, M. Wetherwax 2000-5-16 CR 59 San Luis Obispo Nacimiento River near Twin Bridges; Camp Roberts 180 Comment
  OBI32089  Hesperolinon micranthum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13977 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
  JEPS15283  Hesperomecon linearis Rimo Bacigalupi 1950-5-13 3202 San Luis Obispo Just south of Oso Flaco Lake Comment
  OBI45972  Heteranthemis viscidihirta Clifton F. Smith 1957-10-10 5642 San Luis Obispo At Dune Lakes S of Oceano Comment
  OBI50804  Heteranthemis viscidihirta David J. Keil 1991-4-26 22551 San Luis Obispo Los Osos. Along Pine st N of Los Osos Valley rd Comment
  OBI72410  Heteromeles arbutifolia Jody Olson 2000-6-27 s.n. San Luis Obispo Camp Roberts. Boy Scout rd (river side) ca 0.8 mi down stream along road from Twin Bridges Comment
  OBI79470  Heterotheca grandiflora David J. Keil 2011-11-26 31202 San Luis Obispo Highway 58 east of junction with Highway 229. Lower part of Calf Canyon 415 Comment
  RSA0075850  Heterotheca grandiflora E. A. Purer 1932-8-28 16256 San Luis Obispo Oceano. Comment
  CAS-BOT-BC311120  Heterotheca oregona var. scaberrima Clare B. Hardham 1957-10-16 2677 San Luis Obispo Santa Lucia Mountains. Nacimiento Lake Comment
  CAS-BOT-BC311310  Heterotheca sessiliflora subsp. echioides John Thomas Howell 1927-8-17 3004 San Luis Obispo 4 miles south of Templeton 243 Comment
  UC1285324  Heterotheca sessiliflora subsp. echioides R. F. Hoover 1946-8-18 6313 San Luis Obispo n of La Panza; Cammatti Rancj Comment
  UC1224762  Hieracium argutum R. F. Hoover 1946-8-3 6251 San Luis Obispo Upper Coon Creek Comment
  CAS-BOT-BC318469  Hieracium argutum R. F. Hoover 1969-7-17 11475 San Luis Obispo Just west of Cuesta Pass summit Comment
  RSA142414  Hieracium argutum Clare B. Hardham 1960-6-27 6324 San Luis Obispo Black Mountain, route 41, Cambria-Cayucos Road. Santa Lucia Mountains. 610 Comment
  CAS-BOT-BC55430  Hirschfeldia incana R. F. Hoover 1965-9-27 9651 San Luis Obispo San Luis Obispo. Foothill Boulevard, at west edge of town. Comment
  RSA128148  Hoita macrostachya Clare B. Hardham 1958-9-2 3908 San Luis Obispo Steiner Creek near San Luis Obispo. Comment
  OBI44812  Hoita orbicularis David J. Keil 1979-7-1 13116 San Luis Obispo San Luis range, lower Prefumo Cyn Comment
  RSA216825  Holocarpha heermannii Robert F. Hoover 1969-9-13 11587 San Luis Obispo Upper Jack Creek, W of Paso Robles. Comment
  UC453997  Holodiscus discolor I. J. Condit 1910-6-4 San Luis Obispo Pettit Canyon Comment
  OBI59062  Hordeum brachyantherum David J. Keil 1998-5-13 27264 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  OBI59122  Hordeum brachyantherum David J. Keil, with Kathleen A. Keil 1998-4-18 26813 San Luis Obispo Los Padres Natinal Forest. La Panza Mts., 1.6 miles from Hwy 58 on Red Hill Rd. Comment
  POM181952  Hordeum brachyantherum subsp. californicum J. G. Lemmon 1887-05 s.n. San Luis Obispo Hillock [no additional locality info provided] Comment
  OBI3199  Hordeum brachyantherum subsp. californicum Larry E. Brown 1971-4-25 1964 San Luis Obispo In Irish Hills near San Luis Obispo Comment
  OBI34369  Hordeum marinum Ruth Davis 1964-5-23 106 San Luis Obispo 1023 Mill St. Comment
  CAS-BOT-BC285139  Hordeum marinum subsp. gussoneanum Clare B. Hardham 1957-5-12 1938 San Luis Obispo Santa Lucia Mountains. Trail to Green's Lake Comment
  OBI30916  Hordeum murinum Julie M. Vanderwier 1979-4-4 114 San Luis Obispo Indian Knob Tar Sands Comment
  OBI39984  Hordeum murinum Eric Wise 1984-4-29 1881 San Luis Obispo Little Morro Crk. From the laguna to the hwy 1 overpass Comment
  RSA0010712  Hordeum murinum Joan Stewart 1995-4-1 342 San Luis Obispo Carrizo Plain Comment
  SBBG96453  Hordeum murinum subsp. glaucum C. F. Smith 1950-4-30 2704 San Luis Obispo ca. 3 airline mi SW of Yeguas Mtn in Bitterwater Crk area Comment
  SBBG97071  Hordeum murinum subsp. glaucum C. F. Smith 1950-5-4 2776 San Luis Obispo Eben McMillan Ranch in Palo Prieto Cyn, SE of Cholame Comment
  CAS-BOT-BC284907  Hordeum murinum subsp. leporinum Ernest C. Twisselmann 1954-4-21 1106 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County Comment
  CAS-BOT-BC289455  Hordeum murinum subsp. leporinum Clare B. Hardham 1957-4-2 1607 San Luis Obispo Willow Creek, Santa Lucia Mountains Comment
  UCD144344  Hordeum vulgare G. F. Hrusa 1998-4-26 14276 San Luis Obispo San Luis Obispo County: near intersection of Highway 33 and Highway 166. 650 Comment
  OBI25592  Horkelia californica David J. Keil 1981-5-16 14680 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  SD12569  Horkelia cuneata Edith A. Purer 1933-7-20 5089 San Luis Obispo Partially stabilized sand dunes northwest of Guadalupe. Comment
  UC860715  Horkelia cuneata subsp. cuneata Lewis S. Rose 1936-3-19 36078 San Luis Obispo Cambria 30 Comment
  SBBG93936  Horkelia cuneata var. cuneata C. F. Smith 1952-4-23 3280 San Luis Obispo Nipomo Mesa, W of Nipomo and N of Guadalupe Comment
  OBI58690  Horkelia yadonii David J. Keil 1998-6-10 27741 San Luis Obispo At intersection of Hwy 58 and Creston-O'Donnovan Rd., 9 road miles E of Santa Margarita. Comment
  OBI16033  Hulsea heterochroma Robert F. Hoover 1950-5-6 7885 San Luis Obispo La Panza district Comment
  UC1101447  Hydrocotyle ranunculoides Malcolm A. Nobs and S. Galen Smith 1948-9-9 667 San Luis Obispo ca. 4 mi. s. Pismo Beach (Dune Lakes Gun CLub); Dune Lakes Gun CLub Comment
  OBI65718  Hypochaeris radicata D. R. Miller 1999-6-6 699 /714 San Luis Obispo On rd bank along rd in to DRM property from ridge gate (+/- 1/4 halfway down), tobacco crk drainage 853 Comment
  RSA660613  Isocoma menziesii Austin P. Griffiths 1980-8-12 s.n. San Luis Obispo Along N margin of empty lot near roadside, across from entrance to Oceano Campground. 20 Comment
  JEPS19514  Isocoma menziesii var. sedoides Peter H. Raven 1957-8-31 11287 San Luis Obispo 2.3 mi n of mouth of Arroyo de la Cruz Creek Comment
  CAS-BOT-BC324694  Isocoma menziesii var. vernonioides Alice Eastwood No date on label. 15029 San Luis Obispo San Simeon Bay Comment
  UCR131920  Isocoma menziesii var. vernonioides George K. Helmkamp 2003-9-8 8126 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  CAS-BOT-BC324693  Isocoma menziesii var. vernonioides Clare B. Hardham 1956-11-13 1523 San Luis Obispo Near outlet to Toro Creek, Santa Lucia Mountains Comment
  JEPS99175  Isolepis carinata Clare B. Hardham 1959-4-12 4227 San Luis Obispo Cambria Santa Lucia Mountains Comment
  OBI32269  Isolepis cernua David J. Keil, Eric Wise 1981-5-25 14828 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI43604  Isolepis cernua Eric Wise 1981-6-30 883 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Mud Lake of Dune lakes Comment
  OBI15977  Jaumea carnosa Robert F. Hoover 1947-10-11 7407 San Luis Obispo near Piedras Blancas Point Comment
  OBI38445  Jaumea carnosa Eric Wise 1982-7-2 1609 San Luis Obispo Oso Flaco Lake Comment
  POM361347  Jaumea carnosa Thekla Mohr 1911-07 s.n. San Luis Obispo San Luis Obispo. Comment
  OBI66744  Juglans hindsii David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-11 29802 San Luis Obispo Santa Margarita Ranch. Trout Creek. Vicinity of 35.35708 deg. N x 120.56807 deg. W 375 Comment
  OBI75312  Juglans regia David J. Keil 2010-11-10 30957 San Luis Obispo South of Nipomo on Thompson Ave. along Nipomo Creek, 1 mile north from junction with CA 166 68 Comment
  UCSB48331  Juncus C. Hardham 1958-5-2 3159 San Luis Obispo OAK FLAT W OF PASO ROBLES Comment
  OBI43278  Juncus balticus Eric Wise 1981-6-27 767 San Luis Obispo Cuyama River, Pine Cyn Forest Serv Stn Comment
  OBI81231  Juncus balticus subsp. ater David J. Keil 1987-9-27 20349 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
  UC1101040  Juncus bufonius Malcolm A. Nobs and S. Galen Smith 1949-6-22 831 San Luis Obispo ca 3 mi s Oceano (Dune Lakes Gun Club) Comment
  POM111246  Juncus bufonius var. bufonius Marcus E. Jones 1882-5-9 s.n. San Luis Obispo [No additional locality information.] Comment
  OBI21100  Juncus bufonius var. bufonius Robert F. Hoover 1947-1-18 6597 San Luis Obispo Steiner Crk Comment
  UC771774  Juncus hesperius R. F. Hoover 1946-10-10 6512 San Luis Obispo Price Canyon Comment
  OBI62664  Juncus occidentalis LynneDee Althouse, Jason Dart 2003-5-8 D 205 San Luis Obispo Vachell Tract, Carpenter Cyn rd, Arroyo Grande.The property is approx. 0.6 mi up Carpenter Cyn Rd from the intersection with Printz Rd 76 Comment
  CDA13948  Juncus patens G. F. Hrusa, D. Ragan 1997-8-1 14067 San Luis Obispo South Coast Ranges; Los Padres National Forest; upper Water Canyon on E side of Cuesta Ridge SE of Cuesta Pass. 1st W tributary of Water Canyon above Black Butte RNA boundary. Comment
  OBI044817  Juncus patens David J. Keil 1979-7-1 13111 San Luis Obispo San Luis Range, lower Prefumo Canyon Comment
  OBI80842  Juncus usitatus David J. Keil 2015-2-19 32648 San Luis Obispo Cal Poly campus. Wetland area between Cerro Vista dorms complex and Village Drive 125 Comment
  OBI79387  Juncus xiphioides David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31633 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. 400 Comment
  UCSB37993  Juncus xiphioides Edge, Lyda 1974-6-11 San Luis Obispo Santa Rita Canyon Road Comment
  OBI32691  Keckiella cordifolia Thomas Burrows 1980-6-20 72 San Luis Obispo Reservoir Cyn 168 Comment
  OBI9286  Keckiella cordifolia Robert J. Rodin 1954-7-3 5965 San Luis Obispo Reservoir Cyn, 1 mi N of San luis Obispo Comment
  OBI55178  Keckiella cordifolia Greg Frugoli 1997-5-31 94 San Luis Obispo Approx 0.5 mi up Pozo rd from the end of the pavement. La panza range, Los Padres NF (Hwy 58 burn area) 549 Comment
  UCR131354  Kniphofia uvaria George K. Helmkamp, E. A. Helmkamp 1999-5-22 4920 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  OBI28103  Koeleria macrantha Carrie Wilson, Allison Berry 1982-4-24 8 San Luis Obispo Approx 6.5 mi NW of Paso Robles on CA rte G14. 1/2 mi inside entrance to Devil's Gorge cmpgd. On ridge above E shore of Lake Nacimiento Comment
  CDA14912  Lactuca saligna G. Perez 1998-8-27 s.n. San Luis Obispo Upper Salinas Valley; 8320 Portola Rd. in Atascadero. . 0 Comment
  IRVC29229  Lactuca serriola G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8850 San Luis Obispo Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek Central Coast 136 Comment
  OBI15972  Lactuca serriola Betty Sheehan 1957-10-11 14 San Luis Obispo Cal Poly campus, Feed mill Comment
  HSC39882  Lamarckia aurea J. P. Smith 1973-3-20 5891 San Luis Obispo Price Canyon Rd., 3.5 mi. from Pismo Beach 61 Comment
  OBI21953  Lamarckia aurea Robert F. Hoover 1964-6-5 8921 San Luis Obispo Ridge NE of Cuesta Pass, San Luis Obispo Comment
  OBI2540  Lamarckia aurea Larry E. Brown 1970-3-17 1747 San Luis Obispo Los Osos Valley Road near Baywood Park Comment
  OBI30725  Lamarckia aurea Koomanoff 1984-5-16 4 San Luis Obispo SSE 45 degree slope near summit of Indian Knob (Edna Tar Sands) Comment
  UC1136084  Lastarriaea coriacea H. C. Lee 1937-5-11 933 San Luis Obispo 1 mi s of San Miguel 198 Comment
  CAS-BOT-BC339038  Lasthenia californica E. McMillan 1952-4-2 38 San Luis Obispo Palo Prieta Canyon 7 mi. SE. Cholame Comment
  HSC91774  Lasthenia californica subsp. macrantha Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, N edge of prairie Comment
  UCR101011  Lasthenia ferrisiae George K. Helmkamp, E. A. Helmkamp 1998-4-8 3246 San Luis Obispo Soda Lake Rd at Arrowbear Trail, vic. of California Valley, c. 5 mi. NW of Soda Lake 610 Comment
  CAS-BOT-BC361253  Lasthenia leptalea Ernest C. Twisselmann 1969-4-24 15152 San Luis Obispo La Panza Range: Bedell Ranch, 5 miles SE of Creston 350 Comment
  CAS-BOT-BC361254  Lasthenia leptalea Ernest C. Twisselmann 1969-4-14 15105 San Luis Obispo La Panza Range: Bedell Ranch, 5 miles SE of Creston 350 Comment
  UC1750131  Lasthenia leptalea David Keil 1998-4-20 26885 San Luis Obispo N of Nacimiento Lake (2.3 mi from Interlake Road on Lynch Canyon Road) Comment
  SEINET956317  Lathyrus vestitus G. K. Helmkamp, E. A. Helmkamp 2000-1 5383 San Luis Obispo Central Coast: Prefumo Cyn. 1.2 mi S of Los Osos Valley Rd. 183 Comment
  SBBG95634  Lathyrus vestitus D. Keil, L. D. Oyler 1986-5-21 19528 San Luis Obispo Santa Margarita Ranch, 3.6 mi S of Santa Margarita Comment
  OBI27200  Lathyrus vestitus var. vestitus Thomas Burrows 1981-4-9 139 San Luis Obispo Reservoir Cyn 160 Comment
  OBI32344  Lathyrus vestitus var. vestitus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15927 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Creek Rd and Fiscalini Ranch rd on dirt rd leading onto slopes of Cypress Mtn Comment
  UCSB17142  Layia gaillardioides Hardham, Clare 1959-4-22 San Luis Obispo Santa Rita Canyon, Santa Lucia Mountains, west of Templeton Comment
  SBBG93633  Layia glandulosa A. Kingsbury 1983-4-15 30 San Luis Obispo Nipomo Mesa, ca. 6 mi N of Guadalupe on Hwy 1 30 Comment
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Apr 15 2019
  SEINET7072465  Layia glandulosa A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
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Apr 15 2019
  UC89235  Layia glandulosa M. M. Miles 1886-1-1 146 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC321429  Layia glandulosa Ernest C. Twisselmann 1959-5-21 5226 San Luis Obispo The Greenhorn Range. West slope of Bohna Peak. Comment
  LA212368  Layia glandulosa James R. Shevock; 1972-4-1 1513 San Luis Obispo TEMBLOR RANGE, Shell Creek. Comment
  RSA778556  Layia heterotricha David J. Keil, Rhonda Riggins, Karl Striby 1998-5-22 27389 San Luis Obispo Caliente Range. Along Caliente Ridge Road between wildlife guzzler and Caliente peak. About 1/2 mile NW of Caliente Peak 1280 Comment
  POM361664  Layia heterotricha R. W. Summers 455 San Luis Obispo Oso Flacco sand hills, near sea. Comment
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Apr 24 2015
  OBI77808  Layia hieracioides Greg Frugoli 1997-4-7 28 San Luis Obispo Black Mtn Rd, La Panza Range, Los Padres NF (Hwy 58 burn area) 823 Comment
  UC277214  Layia jonesii H. E. Malmsten 1923-4-27 San Luis Obispo near Odd Fellows Cemetary (Morro); Morro 30 Comment
  UC54033  Layia jonesii Rev. and Mrs. R. W. Summers May 13 1888-May 15 1888 San Luis Obispo Hill Comment
  CAS-BOT-BC327615  Layia munzii David D. Keck; J. Clausen 1935-4-9 3097 San Luis Obispo Cholame Creek at Cholame 365 Comment
  CAS-BOT-BC327668  Layia munzii Ira L. Wiggins 1932-3-20 5784 San Luis Obispo Hillsides in immediate vicinity of Cholame Comment
  RSA8283  Layia munzii I. L. Wiggins 1932-3-20 s.n. San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  CAS-BOT-BC370755  Layia pentachaeta subsp. albida Philip A. Munz 1951-4-12 16285 A San Luis Obispo 13 miles from McKittrick, St.. Hwy 178 towards Simmler, from Temblor Range 762 Comment
  CAS-BOT-BC385859  Layia platyglossa Clare B. Hardham 1967-3-3 14327 San Luis Obispo Diablo Canyon Comment
  SBBG61169  Layia platyglossa M. M. Miles -Apr-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC382110  Layia platyglossa Clare B. Hardham 1960-5-5 5617 San Luis Obispo Santa Lucia Mountains; Pine Mt. 762 Comment
  CAS-BOT-BC382138  Layia platyglossa Ernest C. Twisselmann 1954-4-9 1023 San Luis Obispo Temblor Range and Western San Joaquin Valley; Choice Valley: 1 mile east of Palo Prieta Summit (Wolf Place). 586 Comment
  OBI66822  Layia platyglossa David J. Keil, with Kathleen A. Keil 1995-4-1 24713 San Luis Obispo Upper Los Berros Creek Rd. 3.6 rd miles e of Haven Hill Rd. North of Nipomo. Comment
  OBI72497  Layia platyglossa E. L. Painter & M. Wetherwax, D. Wilken, K. Knight 2003-4-3 SLO- 318 San Luis Obispo Camp San Luis Obispo. Below Primera mine tailings, in hydroseeded revegetation project in area known locally as the 'grand canyon'. UTMs zone 10 710470E, 3914565N 360 Comment
  UC1285374  Layia platyglossa R. F. Hoover 1948-4-17 7479 San Luis Obispo Commatti Canyon Comment
  RSA128185  Layia platyglossa subsp. campestris Clare B. Hardham 1957-4-19 1688 San Luis Obispo York Mt. (W of Templeton) Comment
  RSA140006  Layia platyglossa subsp. campestris Clare B. Hardham 1960-4-21 5517 San Luis Obispo Santa Barbara Road, Atascadero. Santa Lucia Mountains. Comment
  RSA43810  Layia platyglossa subsp. platyglossa D. F. Howe 1948-5-17 s.n. San Luis Obispo [Unspecified] Comment
  OBI69309  Lemna David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29827 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  UC1124481  Lepechinia calycina E. Armstrong 1934-4-1 1164 San Luis Obispo Rinconada Creek 609 Comment
  OBI58172  Lepechinia calycina David J. Keil 1998-5-4 27041 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  UC25885  Lepechinia calycina L. Jared 1897-3-4 San Luis Obispo Estrella, South Coast Ranges Comment
  CAS-BOT-BC88727  Lepidium acutidens David D. Keck; J. Clausen 1935-4-9 3102 San Luis Obispo Cholame Creek, in the large alkaline flat to the easterly of Cholame. 365 Comment
  OBI15020  Lepidium dictyotum Robert F. Hoover 1967-3-5 10239 San Luis Obispo Upper Arroyo Grande, near salt springs Comment
  CAS-BOT-BC89214  Lepidium draba Ira L. Wiggins 1929-4-15 3599 San Luis Obispo 9 miles north of San Luis Obispo. Comment
  UCD115456  Lepidium draba Ernest C. Twisselmann 1959-4-19 5066 San Luis Obispo San Luis Obispo County: Cholame Road, 5.5 miles north of Annette. Shandon, CA. 601 Comment
  CAS-BOT-BC89496  Lepidium jaredii Ernest C. Twisselmann 1955-3-22 1743 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Southeast shore of Soda Lake, Carissa Plains. 579 Comment
  JEPS7457  Lepidium jaredii G. Thomas Robbins and Rimo Bacigalupi 1952-4-20 3454 San Luis Obispo about 8 mi se Soda Lake (just e of lowest point in Carrizo Plain); Carrizo Plain 594 Comment
  RSA143419  Lepidium lasiocarpum Clare B. Hardham 1960-2-23 5225 A San Luis Obispo South end Soda Lake, Carrisa Plains. Comment
  SBBG54819  Lepidium latifolium M. McLeod 1979-6-19 San Luis Obispo Morro Bay, 1 mi from St Hwy 1 on Hwy 41 Comment
  CAS-BOT-BC12563  Lepidium nitidum Alice Eastwood; John Thomas Howell 1935-3-25 2008 San Luis Obispo Cholame. Comment
  OBI39362  Lepidium nitidum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Linda Seek, et al. 1982-5-8 16003 San Luis Obispo Warrens' cabin at base of Cypress Mtn ca. 8 mi from Santa Rosa crk rd on Cypress mtn rd Comment
  OBI75000  Lepidium nitidum David J. Keil 1988-3-19 20436 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
  UC56038  Lepidium nitidum J. H. Barber 1899-3-26 San Luis Obispo Paso Robles Comment
  UCR101020  Lepidium nitidum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3220 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  CAS-BOT-BC12588  Lepidium nitidum David D. Keck; J. Clausen 1935-4-9 3100 San Luis Obispo Cholame Creek, in the large alkaline flat just east of Cholame. 365 Comment
  JEPS53688  Lepidium nitidum W. L. Jepson 1932-4-2 16200 San Luis Obispo Palo Prieto Pass Comment
  OBI80204  Lepidium nitidum David J. Keil 1978-3-25 12701 -1 San Luis Obispo Irving Ranch. Comment
  UCD115783  Lepidium nitidum A. D. Gifford 1937-3-26 785 San Luis Obispo San Luis Obispo County: 0.5 mile east of Pozo. 457 Comment
  SBBG117796  Lepidium nitidum var. nitidum M. Wetherwax, E. Painter 2000-3-7 CR 4 San Luis Obispo near jct of San Antonio Rd and abandoned part of Bee Rock Rd (across impact area), near SW gate of impact area; Camp Roberts 170 Comment
  OBI54289  Lepidium strictum David J. Keil 1996-5-2 25859 San Luis Obispo Laguna Lake Park and vicinity, San Luis Obispo Comment
  OBI65822  Lepidium strictum D. R. Miller 1994-3-23 394 -121 San Luis Obispo Pine Mt Region. Along Ridge Rd just before Hearst Gate, Tobacco Crk drainage 900 Comment
  RSA195844  Lepidospartum squamatum E. C. Twisselmann 1967-9-12 13701 San Luis Obispo Otherwise known in the Temblor Range only from the mouth of Palo Prieta Canyon, Choice Valley, fill 0.25 mile NW of the school. 602 Comment
  UCD64020  Leptochloa fusca subsp. uninervia Cecil Pierce 1961-10-16 San Luis Obispo San Luis Obispo County: Cholame Jack Co. Farm. Comment
  CAS-BOT-BC257669  Leptosiphon androsaceus R. C. Wenk 2007-4-8 601 San Luis Obispo Carrizo Plain National Monument, Caliente Ridge 1310 Comment
  OBI11403  Leptosiphon bicolor Eben McMillan 1952-5-2 92 San Luis Obispo Choice Valley. 1 mi. S. 8 mi. E. Shandon Comment
  CHSC53616  Leptosiphon liniflorus L. P. Janeway; Jean Witzman 1988-4-30 2651 San Luis Obispo Near 'headwaters' of eastern branches of Huerhuero Cr. 426 Comment
  UCD163554  Leptosiphon liniflorus CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 1126 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument, on the valley floor. 590 Comment
  OBI8354  Leptospermum laevigatum David J. Keil 1977-7-3 12442 San Luis Obispo Cal Poly Campus Comment
  OBI16698  Leptosyne bigelovii Robert F. Hoover 1967-4-20 10493 San Luis Obispo 4 mi E of Creston on La Panza rd Comment
  OBI56644  Leptosyne calliopsidea David J. Keil 1998-6-5 27650 San Luis Obispo Caliente Range SE of Radio Towers on road to Cuyama Valley, 4.5 miles from junction Caliente Ridge Rd. 914 Comment
  OBI37931  Leptosyne douglasii David J. Keil, Rhonda Riggins, Richard A . Pimentel, and D. R. "Doc" Miller 1985-4-27 18577 San Luis Obispo 19.5 mi from Ca rte 1 along San Simeon Crk Rd, N of rocky Butte lookout at locked gate 732 Comment
  OBI75279  Lessingia glandulifera var. glandulifera David J. Keil, with George Butterworth 2011-9-23 31104 San Luis Obispo Carrizo Plain. Padrones Road, south of Soda Lake Road near base of Caliente Range 835 Comment
  CAS-BOT-BC339459  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1954-7-2 1418 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Jackson Place: 2 miles south of Grant's Lake, Eastern San Luis Obispo County 533 Comment
  OBI70060  Lessingia glandulifera var. glandulifera Bernard Miossi 1939-8-4 148 San Luis Obispo Field at base of E facing slope of Indian Knob 137 Comment
  CAS-BOT-BC341977  Lessingia pectinata var. pectinata Delzie Demaree 1938-8-22 18099 San Luis Obispo Pismo Beach Comment
  OBI15779  Lessingia pectinata var. pectinata Robert F. Hoover 1946-8-25 6343 San Luis Obispo Price Cyn Comment
  CAS-BOT-BC341976  Lessingia pectinata var. pectinata Clare B. Hardham 1957-10-16 2681 San Luis Obispo Santa Lucia Mountains. Nacimiento Lake Comment
  SBBG112804  Leymus condensatus C. B. Hardham 1957-9-12 2620 San Luis Obispo Santa Rosa Crk, Cambria Comment
  UC1131623  Leymus condensatus F. H. Raymond 1930-7-6 103 San Luis Obispo San Carpoforo Creek Cape San Martin Quadrangle (mouth) Comment
  CAS-BOT-BC283693  Leymus condensatus W. R. Dudley 1902-4-5 s.n. San Luis Obispo Above Abila, below Sycamore Springs Comment
  CAS-BOT-BC283694  Leymus condensatus Roxana S. Ferris 1929-4-14 7657 San Luis Obispo Toro Creek on coast road N of Morro Comment
  RSA126645  Leymus condensatus G. T. Nordstrom 1937-6-7 1322 San Luis Obispo 1.8 mile S. of Mammoth Rock School; Adelaide 152 Comment
  CAS-BOT-BC272182  Leymus triticoides Ernest C. Twisselmann 1952-6-1 60 San Luis Obispo Near the head of McLean Canyon, Temblor Range and the Western San Joaquin Valley 1066 Comment
  RSA15703  Limnanthes douglasii subsp. nivea Carl B. Wolf 1929-4-13 3449 San Luis Obispo 1 mile north of Santa Margarita 274 Comment
  UC1602257  Limnanthes douglasii subsp. rosea N. K. Carlson 1936-3-27 244 San Luis Obispo 1.9 mi se Santa Margarita (near Plot 32, road); San Luis Obispo Quadrangle Comment
  OBI6156  Limonium californicum D. Waive Stager 1972-8-28 51 San Luis Obispo At head of Shark's Inlet; Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI82426  Limonium duriusculum David J. Keil 2015-9-28 33420 San Luis Obispo Morro Bay State Park Marina 1 Comment
  SBBG123178  Limosella acaulis D. Keil 2002-4-4 29785 San Luis Obispo Santa Margarita Ranch, vicinity of farm pond, N of Santa Margarita, E of US 101 298 Comment
  CAS-BOT-BC226856  Linanthus californicus David D. Keck 1933-5-5 2231 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe Comment
  SBBG43745  Linanthus californicus subsp. tomentosus E. R. Chandler 1964-3-6 1343 San Luis Obispo Dune Lakes Comment
  OBI82684  Linanthus dichotomus David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33516 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 530 Comment
  OBI2201  Linanthus dichotomus subsp. dichotomus E. McMillan 1952-3-23 13 San Luis Obispo Cammatta Canyon 9 mi. S. of Shandon; on canyon slope Comment
  UC23488  Linanthus grandiflorus Mrs. Blochman May 1893 San Luis Obispo Comment
  OBI11360  Linanthus parryae Kelsey Russell 2017-2-15 2 San Luis Obispo Upper Navajo Creek, La Panza Range, in area swept by fire last summer Comment
  RSA142409  Linanthus parryae Clare B. Hardham 1960-4-8 5364 San Luis Obispo Camatta Rd. near Shell Cr., east of Creston Comment
  RSA660574  Linaria maroccana Austin P. Griffiths 1978-5-20 10 -99 San Luis Obispo Oceano. 10 Comment
  CDA17631  Linaria pinifolia A. Griffiths 1978-5-2 s.n. San Luis Obispo Oceano. Comment
  OBI75502  Lithophragma cymbalaria Jenner Whitt 2003-4-14 56 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 Comment
  OBI3761  Lithophragma heterophyllum Elizabeth Rudd 1971-4-26 250 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  PASA2235  Lithophragma heterophyllum Stason 1930-4-14 San Luis Obispo Near Templeton Comment
  POM98143  Lithophragma heterophyllum P. A. Munz 1925-3-25 9216 San Luis Obispo Atascadero Creek. 457 Comment
  RSA185472  Lithophragma parviflorum Clare B. Hardham 1962-4-16 8996 San Luis Obispo Pozo Hi Mtn. Paso Robles. Comment
  OBI20969  Lobelia erinus Jim Heaston 1955-10-21 55 San Luis Obispo Cal Poly SLO Comment
  CAS-BOT-BC60174  Lobularia maritima Clare B. Hardham 1957-11-2 2701 San Luis Obispo Santa Lucia Mountains. Old Creek, Cayucos. Comment
  CDA17351  Loeflingia squarrosa G. F. Hrusa, G. Wilvert 2005-4-1 16401 San Luis Obispo Carrizo Plain; South end of Caliente foothills, nr. gate at power line maintenance rd. 792 Comment
  CAS-BOT-BC174521  Loeflingia squarrosa Ernest C. Twisselmann 1956-5-22 2856 San Luis Obispo Kelly's Canyon, Red Hills 518 Comment
  UC1304964  Logfia filaginoides R. F. Hoover 1967-5-5 10523 San Luis Obispo ridge nw Cuesta Pass Comment
  OBI16459  Logfia gallica Robert F. Hoover 1947-5-30 7233 San Luis Obispo Huasna District Comment
  POM262110  Lolium temulentum I. L. Wiggins 1929-4-13 3481 San Luis Obispo 5 miles north of Pismo Beach Comment
  OBI31949  Lomatium caruifolium David J. Keil, Melissa Luckow 1981-7-3 14984 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of stream from freshwater marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtnand back to the hwy along riparian zone Comment
  OBI4003  Lomatium dasycarpum Elizabeth Rudd 1971-3-9 173 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  SBBG94028  Lomatium dasycarpum subsp. dasycarpum S. A. Junak with D. A. Young, T. J. Ayers 1989-3-13 3929 San Luis Obispo W Cuesta Ridge, along dirt rd S of USFS Rd 29S11.3, SW of KSBY TV towers, E end of the Cuesta Ridge Botanical Area, ca. 3 mi W of US Hwy 101 609 Comment
  CAS-BOT-BC218443  Lomatium parvifolium R. F. Hoover 1950-5-30 7943 San Luis Obispo Just south of the mouth of Arroyo de la Cruz Comment
  CAS-BOT-BC218444  Lomatium parvifolium R. F. Hoover 1965-5-21 9378 San Luis Obispo Ridge NW of Cuesta Pass, Santa Lucia Range Comment
  UC1296082  Lomatium parvifolium R. F. Hoover 1965-5-21 9378 San Luis Obispo ridge n.w. Cuesta Pass (Santa Lucia Range); Santa Lucia Range Comment
  OBI3879  Lomatium parvifolium Patricia Wiese 1971-5-31 86 San Luis Obispo Cuesta Ridge Botanical Area. 2 mi NW of Cuesta Pass 762 Comment
  RSA0019354  Lomatium utriculatum Greg Wilvert 2005-5-15 425 San Luis Obispo Southeast half of the Caliente Range: 2 km WSW of Semper Spring. 1261 Comment
  UCSB19749  Lomatium utriculatum Rankine, Jane 1965-4-10 San Luis Obispo U.S. Highway 466, 7.6 miles W of Atascadero; Santa Lucia Mountain Range Comment
  CAS-BOT-BC240577  Lonicera hispidula Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  CAS-BOT-BC240576  Lonicera hispidula R. F. Hoover 1964-5-14 8872 San Luis Obispo Head of Coon Creek, San Luis Range Comment
  OBI59824  Lonicera hispidula var. vacillans Al Lindholm 282 San Luis Obispo Fitzhugh Property 6 mi N of Cayucos, straddling main ridge of Santa Lucia Mtns. Transect up Mustang Cyn and down Quail cyn Comment
  RSA171946  Lonicera hispidula var. vacillans R. F. Thorne, P. C. Everett 1963-6-7 32166 -b San Luis Obispo 2.2 miles NW along Cuesta Ridge road from Cuesta Pass Freeway. 579 Comment
  SBBG109636  Lotus C. B. Hardham 1969-2-11 14309 a San Luis Obispo Diablo Cyn Comment
  JEPS99241  Lotus formosissimus Clare B. Hardham 1959-4-12 4223 San Luis Obispo Cambria Santa Lucia Mountains Comment
  UC1561365  Lotus formosissimus Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6845 San Luis Obispo ca 7 air mi n San Simeon (2-3 mi mi from Hwy 1, on Hearst Ranch); Arroyo de la Cruz 91 Comment
  UC80814  Lotus heermannii E. Palmer, M. D. Jul 1876 81 - San Luis Obispo n of San Luis Obispo; Coast Range Comment
  CDA17819  Lotus heermannii Austin Griffiths, K. G. Jones & G. J. Jones 1986-5-3 s.n. San Luis Obispo Callender Dunes; Maidenform Flat. 0 Comment
  UC1285186  Lotus junceus var. junceus R. F. Hoover 1964-8-13 9212 San Luis Obispo Santa Lucia Range, San Bernardo Creek San Bernardo Creek; Santa Lucia Range, San Bernardo Creek Comment
  UCR160390  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2005-6-9 9603 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road 378 Comment
  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
  POM117470  Lotus salsuginosus var. salsuginosus Marcus E. Jones 1925-1 s.n. San Luis Obispo West of Nipomo. Comment
  RSA406887  Lotus scoparius Ralph Hoffmann 1930-4-19 s.n. San Luis Obispo Arroyo Grande. Comment
  SEINET3560023 Image available Lotus strigosus B. E. Miossi, H. J. Miossi 1940-3-20 236 San Luis Obispo 1 mile N of San Luis Obispo and 300 yards from San Luis Creek 76 Comment
  UC198469  Lupinus Katharine Brandegee San Luis Obispo Paso Robles Comment
  RSA0062872  Lupinus albifrons Daisie Huang 2008-4-27 08042701 San Luis Obispo Hwy 1, 0.5 mile N of Moonstone Beach Drive. 1 Comment
  RSA682347  Lupinus albifrons Scott D. White, Ken McDonald 2001-5-9 8486 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  CAS-BOT-BC201304  Lupinus albifrons Rhonda Riggins; D. J. Keil; R. A. Pimentel; D. R. Miller 1985-4-27 1527 San Luis Obispo Santa Lucia Range. Roadside bank USFS road to Rocky Butte Lookout, 2.2 mi NW (by road) from Circle 3 Ranch gate Comment
  OBI19280  Lupinus albifrons Robert F. Hoover 1950-5-7 7890 San Luis Obispo North fork of San Simeon crk Comment
  UCD105990  Lupinus albifrons Donald Myrick 1966-3-24 1311 San Luis Obispo San Luis Obispo County: along San Simeon Creek Road, three miles back from ocean. Comment
  UCSB59952  Lupinus albifrons Ryan, P.; Callaway, R. 1987-1-30 San Luis Obispo Gillis Canyon Rd., 2 miles north of San Juan Rd., about 5 miles southeast of Shandon 426 Comment
  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
  OBI82345  Lupinus arboreus David J. Keil 2016-2-10 33454 San Luis Obispo Pismo Beach. Ontario Ridge Trail above Shell Beach. Southern foothills of San Luis Range 200 Comment
  UC1129338  Lupinus arboreus F. H. Raymond 1930-12-19 133 San Luis Obispo s Arroyo Grande; Santa Barbara National Forest, Arroyo Grande Quad. 121 Comment
  UCR115571  Lupinus arboreus George K. Helmkamp, E. A. Helmkamp 2000-6-15 5681 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  UCSB42073  Lupinus arboreus McEnulty, Mary 1979-6-17 San Luis Obispo Nipomo Mesa Comment
  RSA586244  Lupinus arboreus var. arboreus M. D. Proctor, E. A. Young 1993-3-17 ROB 0199 San Luis Obispo 1 km south of Twin Bridges. Comment
  OBI78119  Lupinus bicolor David J. Keil, Melissa Luckow 1981-7-3 14976 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  RSA0036481  Lupinus bicolor Daisie Huang 2006-4-13 06041334 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  SBBG82418  Lupinus bicolor C. F. Smith 1950-5-1 2732 San Luis Obispo near home of Eben McMillan, S of summit of Palo Prieto Pass 670 Comment
  UC1129393  Lupinus bicolor C. M. Belshaw 1936-3-17 1599 San Luis Obispo 2 mi sse Nipomo; Nipomo Quad. 76 Comment
  UCR141005  Lupinus bicolor George K. Helmkamp 2004-3-10 8334 San Luis Obispo Central Coast, Nipomo Mesa, along Pomeroy Rd, 0.2 mi N of Willow Rd, NW of Nipomo 91 Comment
  OBI42941  Lupinus bicolor Jan Johnson, Melissa Boggs 1986-5-11 2 San Luis Obispo Los Padres Natl Forest. E Cuesta Ridge about 15 mi N of San Luis Obispo on hwy 101 Comment
  OBI53552  Lupinus bicolor Arthur W. Hazebrook 1991-5-7 61 San Luis Obispo Nipomo dunes Complex, Big Coreopsis Hill; NE most stand of Coreopsis gigantea. Sheltered well lit areas aong and on main trl Comment
  UC1212160  Lupinus bicolor David D. Dunn and B. Brydon 1941-4-19 1202 San Luis Obispo s Estrella; s of Estrella Comment
  UCD107291  Lupinus bicolor Carl B. Mankinen 1969-4-19 41 San Luis Obispo Santa Luis Obispo County: on Antonio Dam Road, 0.2 mile north of its junction with Nacimiento Road, northwest of Paso Robles. Comment
  SEINET10970222  Lupinus bicolor subsp. pipersmithii Robert F. Hoover 1966-4-2 Hoover 9801 San Luis Obispo La panza district, just w of san juan river. South slope of sandstone hill. Comment
  OBI51963  Lupinus chamissonis Larry Kelly, David J. Keil 1988-10-1 294 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave. Comment
  RSA132989  Lupinus densiflorus var. palustris Clare B. Hardham 1958-5-17 3349 San Luis Obispo Chimney Rock Ranch, intersection Oak Flat Road and North Road to Adelaida. Comment
  UC185425  Lupinus formosus Katharine Brandegee 1916-5-14 San Luis Obispo Chapelton Comment
  OBI75507  Lupinus hirsutissimus Jenner Whitt 2003-4-14 50 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI23347  Lupinus hirsutissimus J. T. Arnold 1965-4-11 51 San Luis Obispo S 1/2 of sec 11, T31S, R11E Comment
  UC865312  Lupinus ludovicianus Alice Eastwood and John Thomas Howell 1937-4-30 4165 San Luis Obispo in the upper Arroyo Grande Upper Arroyo Grande; in the upper Arroyo Grande Comment
  SBBG3665  Lupinus ludovicianus H. and M. Dearing -Aug-1938 5158 San Luis Obispo summit between Arroyo Grande and Huasna Comment
  OBI48296  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1171 San Luis Obispo USFS rd 2.1 mi E Los Machos Crk, Branch Mtn, La Panza Mtn Comment
  OBI48298  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1173 San Luis Obispo Los Padres Natl forest. Thirtyfive Cyn rd 2.7 mi S intersection to Branch MTn, 0.6 mi NE jctn with Agua Escondido Rd Comment
  OBI12885  Lupinus microcarpus var. horizontalis Robert F. Hoover 1950-4-2 7806 San Luis Obispo W base of Crocker Grade, Temblor Range Comment
  OBI56808  Lupinus microcarpus var. horizontalis Rhonda Riggins 1978-4-27 1137 San Luis Obispo Cooper (Old Sheep Camp) Cyn, Co rd 285, 0.89 mi SE hwy 58. W slopes of Temblor Range Comment
  OBI25017  Lupinus microcarpus var. microcarpus David J. Keil, Dirk R. Walters 1980-4-26 13877 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso Robles Comment
  SBBG104521  Lupinus microcarpus var. microcarpus M. D. Proctor, E. A. Young 1993-3-18 ROB 232 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  SBBG17451  Lupinus microcarpus var. microcarpus C. B. Hardham 1960-4-30 5555 San Luis Obispo Peachy Cyn Comment
  JEPS108059  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-6 1162 San Luis Obispo USFS road 2.0 mi SE of Avenales Guard Station, 0.3 mi NW Escondido Road Comment
  OBI12855  Lupinus microcarpus var. microcarpus Robert F. Hoover 1966-3-30 9783 San Luis Obispo First large cyn N of Crocker Grade, W side of Temblor Range Comment
  SBBG114098  Lupinus microcarpus var. microcarpus R. Riggins 1978-4-28 1140 San Luis Obispo wash at base of Crocker Cyn, Hurricane Rd and Co Rd 285; W side of Temblor Range Comment
  RSA0072110  Lupinus nanus Daisie Huang 2006-4-13 06041340 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  SFV16222  Lupinus nanus M. D. Meyer 1995-4-30 13 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Elkhorn Foothills on Panorama Road, 1 mile southwest of Elkhorn Road. 670 Comment
  UCR103800  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 1997-3-11 1477 San Luis Obispo Central Coast, NE of Los Osos, at Turri Rd & South Bay Blvd near the east edge of the water of Morro Bay 15 Comment
  UCR161670  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-5-17 9503 San Luis Obispo Central Coast, 2.5 mi WNW of San Simeon; along Calif. Highway 1 11 Comment
  SEINET5737003 Image available Lupinus nanus Carl Mankinen 1969-1 41 a San Luis Obispo From west side of road on Antonio Dam Rd., 0.2 mile N of its junction with Nacimiento Road, NW of Paso Robles.; Paso Robles Comment
  SEINET10360326 Image available Lupinus nanus var. nanus Unknown 1946-1 2297 San Luis Obispo CALIFORNIA. San Luis Obispo.. Comment
  UC1129690  Lupinus rivularis C. M. Belshaw 1936-3-22 1683 San Luis Obispo 1 1/2 mi ssw Loma Peloma Hill; Nipomo Quad. Comment
  POM24311  Lupinus subvexus var. albilanatus I. E. Diehl 1902-6-26 222 San Luis Obispo Paso Robles Comment
  SBBG107998  Lupinus succulentus C. B. Hardham 1961-5-18 7114 San Luis Obispo between Pine Mtn and Rocky Butte 762 Comment
  OBI48384  Lupinus truncatus David J. Keil, V. L. Holland 1990-3-19 21351 San Luis Obispo N of Arroyo Grande along hwy 227, ca 1.5 mi S of jctn with Noyes Rd Comment
  SEINET13198375 Image available Lupinus truncatus A. G. Vestal 1947-4-18 s.n. San Luis Obispo Comment
  UCR140393  Lupinus truncatus George K. Helmkamp 2004-2-29 8313 San Luis Obispo Central Coast, Nipomo Mesa, Nipomo, Orchard Ave. 0.1 mi NW of Division St. 116 Comment
  UCR163634  Lupinus truncatus George K. Helmkamp, E. A. Helmkamp 2005-3-30 9266 San Luis Obispo Outer South Coast Ranges, La Panza Range; Pozo Road, 6.5 mi NE of Hi Mountain Road, [c. 1 mi (airline) SW of Pozo Summit] 665 Comment
  UC195633  Lupinus truncatus I. J. Condit 1912-4-27 San Luis Obispo Berros Comment
  OBI75792  Luzula subsessilis Al Lindholm 1967-4-10 154 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. North slope of Geode Mountain near pond 460 Comment
  OBI45904  Lycium andersonii David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19286 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade Rd on Elkhorn Rd Comment
  OBI13082  Lysimachia arvensis Hans Wilgenburg 1977-8-11 22 San Luis Obispo Cal Poly campus Comment
  OBI35720  Lysimachia arvensis Allison Berry 1984-3-30 62 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  SBBG55595  Lythrum californicum D. Keil 1980-9-21 14228 San Luis Obispo Creston-O'Donnovan Rd, 3.4 mi NNW of jct with Hwy 58 365 Comment
  OBI36948  Lythrum hyssopifolia Eric Wise 1981-7-10 927 San Luis Obispo Atascadero Lake Comment
  UC1929870  Madia gracilis Scott D. White, Ken McDonald 2001-5-9 8460 San Luis Obispo CENTRAL COAST: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. Comment
  CAS-BOT-BC324523  Madia radiata Alice Eastwood; John Thomas Howell 1935-3-25 2041 San Luis Obispo West side of Cottonwood Pass Comment
  CAS-BOT-BC324524  Madia radiata Alice Eastwood; John Thomas Howell 1935-3-25 2002 San Luis Obispo Cholame Comment
  OBI49819  Madia radiata Clifton F. Smith 1950-3-18 2576 San Luis Obispo Near Pinole springs SE of Shandon Comment
  OBI34690  Madia sativa David J. Keil, Eric Wise 1983-8-30 17887 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  UC1321246  Madia sativa R. F. Hoover 1966-9-16 10038 San Luis Obispo 3 mi n Santa Margarita Comment
  OBI12353  Malacothamnus jonesii Robert F. Hoover 1959-5-9 8501 San Luis Obispo 2 mi S of Atascadero Comment
  OBI70351  Malacothamnus jonesii Unknown 1998-6-16 s.n. San Luis Obispo Calf Cyn, along hwy 58, from jctn with hwy 229 Eastward for ca 1 mi Comment
  UC871313  Malacothamnus jonesii Alice Eastwood, John Thomas Howell 1938-6-13 5910 San Luis Obispo Calif. Canyon Comment
  CAS-BOT-BC216163  Malacothamnus palmeri Clare B. Hardham 1956-8-3 1254 San Luis Obispo 7X Ranch 670 Comment
  CAS-BOT-BC216164  Malacothamnus palmeri W. R. Dudley 1905-1-5 s.n. San Luis Obispo Near Cypress Springs Comment
  LA41789  Malacothamnus palmeri Roxana S. Ferris; 1939-6-18 9791 San Luis Obispo San Lucia Mountains, summit road along S fork of Las Tablas Creek on Klau-Cambria rd, just below the summit 670 Comment
  POM147876  Malacothamnus palmeri var. palmeri J. B. Feudge 1927-6-30 1705 San Luis Obispo Santa Lucia Mountains, between Atascadero and Morro 305 Comment
  SBBG127990  Malacothrix M. A. Elvin, G. M. Greenwald 2013-8-28 7273 San Luis Obispo "Colorado Pond", 4-Pond Valley, ca. 80 m from S Refuge boundary, Guadalupe-Nipomo Dunes National Wildlife Refuge 17 Comment
  CAS-BOT-BC345336  Malacothrix californica Alice Eastwood 1927-4-8 14334 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  CAS-BOT-BC345337  Malacothrix californica Alice Eastwood; John Thomas Howell 1937-4-30 4149 San Luis Obispo Huasna district Comment
  SD56803  Malacothrix californica Darley F. Howe 1963-5-18 San Luis Obispo South end of Morro Bay. Comment
  UC1069918  Malacothrix californica W. A. Peterson 1937-4-20 723 San Luis Obispo 1 mi sw mouth of Hay Canyon; La Panza Quadrangle Comment
  UC195855  Malacothrix californica Ira J. Condit 1911-5-13 San Luis Obispo sandhills s S. L. O.; Price Canyon Comment
  SJSU3434  Malacothrix californica C. W. Sharsmith 1962-4-22 6886 San Luis Obispo by Shell Cr, San Juan Cr drainage, c. 12 mi S of Shandon 414 Comment
  OBI27327  Malacothrix clevelandii Robert L. Allen, Nancy E. Arnold 1981-5-10 277 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  SBBG110259  Malacothrix clevelandii C. B. Hardham 1961-4-30 6941 San Luis Obispo Pine Mtn, N of Cambria Comment
  UC2027007  Malacothrix coulteri Greg Wilvert 2005-3-27 53 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1.1km NW of Wells Canyon Comment
  CAS-BOT-BC347548  Malacothrix floccifera Clare B. Hardham 1964-6-15 11093 San Luis Obispo Near Burnett Pk Comment
  OBI55217  Malacothrix floccifera Greg Frugoli 1997-4-7 17 San Luis Obispo Black Mtn Rd, La Panza Range, Los Padres NF (Hwy 58 burn area) Comment
  UC1872934  Malacothrix glabrata David Keil with Kathleen Keil 2003-3-29 30095 San Luis Obispo Shell Creek area, ca. 0.5 mi N of junction with Hwy 58 Comment
  CAS-BOT-BC322490  Malacothrix incana Ernest C. Twisselmann 1959-11-2 5895 San Luis Obispo Oceano Dunes west of Oso Flaco Lake 4 Comment
  CDA17562  Malacothrix incana Austin Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes; Just S. of pipeline, Oso Flaco Beach area. 0 Comment
  OBI5045  Malacothrix incana Robert J. Rodin 1956-5-29 6083 San Luis Obispo Comment
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Mar 21 2015
  OBI80116  Malacothrix incana David J. Keil 2012-8-21 31502 San Luis Obispo Oceano Dunes State Vehicular Recreation Area, north of Grand Ave., Grover Beach 8 Comment
  UCR34903  Malacothrix incana L. B. Ziegler 1966-9-22 095 San Luis Obispo Central Coast, Baywood Park, S end of Morro Bay 6 Comment
  CAS-BOT-BC322530  Malacothrix phaeocarpa Steven A. Junak 1990-4-26 4207 San Luis Obispo Near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 miles S of Tassajera Creek Road at S end of dirt road on Ames property which is ca. 1.8 miles W of intersection with Highway 101, Los Padres National Forest 518 Comment
  OBI7416  Malva assurgentiflora Greg Hassen 1976-2-17 s.n. San Luis Obispo Vacant lot on Arbutus st, in Morro Bay Comment
  UCD116545  Malva neglecta Ernest C. Twisselmann 1960-7-19 5976 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. Shandon, CA. 670 Comment
  OBI65171  Malvella leprosa Greg Wilvert 2005-6-4 469 San Luis Obispo SE Half of the Caliente Range. 3 km E of Wells Spring 915 Comment
  SBBG118041  Malvella leprosa K. Foster 1999-4-27 San Luis Obispo Training Area Y2, vernal pool plot Y2-33a; Camp Roberts Comment
  OBI28186  Marah fabacea Jeffery Null 1980-5-11 49 San Luis Obispo Ecological Study Area, Calif Poly State Univ, San Luis Obispo Comment
  UC1122845  Marah fabacea N. K. Carlson 1936-3-18 140 San Luis Obispo 0.6 mi ssw Picacho (Plot #2); Arroyo Grande Quadrangle Comment
  OBI72584  Marah fabacea Wendy Thackery 2002-3-3 10 San Luis Obispo Broderson fire rd; NW Irish Hills, Los Osos 30 Comment
  UC1296084  Marah fabacea R. F. Hoover 1965-1-31 9330 San Luis Obispo s San Luis Obispo (on Johnson Ave. extension near junction with Arroyo Grande Road) Comment
  CAS-BOT-BC94575  Marrubium vulgare R. C. Wenk 2007-4-19 642 San Luis Obispo Carrizo Plain National Monument. growing along road to KCL campground 701 Comment
  OBI13677  Marrubium vulgare S. Wainwright 1964-3-3 19 San Luis Obispo 139 Casa, San Luis Obispo Comment
  OBI28018  Matricaria discoidea Thomas Burrows 1980-5-17 62 San Luis Obispo Reservoir cyn 152 Comment
  JEPS37070  Matricaria discoidea W. L. Jepson 1928-4-28 12686 San Luis Obispo La Cuesta Pass Santa Lucia Mountains Comment
  UCR161355  Matricaria matricarioides George K. Helmkamp, E. A. Helmkamp 2005-3-8 9072 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 4.6 mi west of Los Osos Valley Road 316 Comment
  UC1479638  Matricaria occidentalis Ernest C. Twisselmann 1952-8-29 562 San Luis Obispo Twisselmann Lake, hills at the head of Palo Prieta Canyon Western San Joaquin Valley, Temblor Range, Palo Prieta Canyo 670 Comment
  OBI56635  Matricaria occidentalis David J. Keil 1998-6-8 27730 San Luis Obispo Hwy 58, 6.2 road miles E of junction with Red Hill Rd. Comment
  CAS-BOT-BC60289  Matthiola bicornis Ernest C. Twisselmann 1954-5-23 1286 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Eastern SLO county. Comment
  CAS-BOT-BC422731  Meconella denticulata R. F. Hoover 1951-4-15 8039 San Luis Obispo Stoney Creek, tributary of Huasna R. Comment
  OBI5221  Medicago polymorpha Mike Wemp 1972-3-29 28 San Luis Obispo 1/2 mi NW of Montana de Oro State Park campground 30 Comment
  OBI56464  Medicago polymorpha David J. Keil, with V. L. Holland 1999-4-27 28259 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  UC1129806  Medicago polymorpha N. K. Carlson 1936-3-18 132 San Luis Obispo 0.6 mi ssw Picacho (Plot 2); Arroyo Grande Quadrangle Comment
  UCR146832  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2004-10-8 8842 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  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
  UCD107872  Medicago polymorpha Ernest C. Twisselmann 1961-5-6 6126 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, Shandon. 670 Comment
  CAS-BOT-BC269459  Melica californica R. F. Hoover 1949-5-15 7686 San Luis Obispo 10 mi E. of Creston on La Panza road Comment
  OBI59067  Melica californica David J. Keil 1998-4-14 26720 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  UC205738  Melica californica G. B. Grant 1903-4-29 5365 San Luis Obispo Paso Robles Comment
  CDA21212  Melica imperfecta G. F. Hrusa 1993-5-2 11029 San Luis Obispo Reservoir Canyon. Comment
  OBI30145  Melica imperfecta Robert J. Rodin 1972-3-29 8615 San Luis Obispo Oso Flaco Lake Comment
  LA105448  Melica imperfecta Barry A. Prigge; 1989-3-19 8595 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, 2.6-2.8 mi. upstream from State Highway 1, ca. 4.5 mi. E of Morro Bay 100 Comment
  UC33670  Melica imperfecta Joseph Burtt Davy 1901-5 7566 San Luis Obispo Rancho Asuncion; Templeton Comment
  OBI12789  Melilotus indicus Robert D. Page 1963-11-3 228 San Luis Obispo Bank of Old Beavertown along Pozo Rd 3 mi E of Routzhan County park Comment
  OBI13666  Mentha canadensis Robert D. Page 1963-10-5 227 San Luis Obispo Near old Beaver Dam along Pozo Rd E of Santa Margarita Comment
  OBI58177  Mentha spicata David J. Keil 1998-8-19 27940 San Luis Obispo Rinconada Creek at intersection of Pozo Rd. and Las Pilitas Rd. 488 Comment
  OBI12485  Mentzelia affinis Robert F. Hoover 1947-3-30 6843 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI12491  Mentzelia affinis Robert F. Hoover 1967-3-27 10297 San Luis Obispo Chalk Mt, Cuyama Valley Comment
  UC1224764  Mentzelia affinis R. F. Hoover 1952-4-10 8115 San Luis Obispo between San Juan River (Carrizo Plain) Comment
  OBI8539  Mentzelia affinis Craig Woods 1978-4-9 49 San Luis Obispo E side of Carrizo Plain, 8.5 mi SE of hwy 58 along Sim. Soda lake rd 762 Comment
  RSA69696  Mentzelia affinis F. W. Peirson 1929-5-18 8404 San Luis Obispo Upper Cuyama Valley. Comment
  SBBG83813  Mentzelia gracilenta C. F. Smith 1986-5-15 12096 San Luis Obispo S side of Caliente Mtn Comment
  OBI64958  Mentzelia pectinata Greg Wilvert 2005-3-27 58 San Luis Obispo SE half of the Caliente Range. 200 m W of Pipeline Rd 849 Comment
  OBI12479  Mentzelia veatchiana Robert F. Hoover 1952-5-6 8153 San Luis Obispo 6 mi E of Creston, on La Panza Rd Comment
  CAS-BOT-BC428916  Micranthes californica Ernest C. Twisselmann 1956-4-3 2612 San Luis Obispo La Panza Range. Upper Navajo Canyon. 740 Comment
  CAS-BOT-BC428917  Micranthes californica Ernest C. Twisselmann 1956-4-3 2612 San Luis Obispo La Panza Range. Upper Navajo Canyon. 740 Comment
  UCSB24539  Micranthes californica Farneman, H. 1967-3-26 San Luis Obispo north shore of Lake Nacimiento near Bee Rock Campground 365 Comment
  OBI73095  Micropus californicus David J. Keil 2000-5-8 28646 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Entrance to Poly Canyon Comment
  UC1953288  Micropus californicus var. californicus Anthony Baniaga 2010-4-4 91 San Luis Obispo Tierra Redonda Mountain. Comment
  OBI55290  Micropus californicus var. californicus David J. Keil 1998-4-7 26605 San Luis Obispo South of Creston on 229 Jordan Property, 0.1 mile S of Rocky Canyon Rd on W side of Hwy. 229 Comment
  UCR39164  Microseris campestris David J. Keil, M. Luckow, R. A. Pimentel, R. R. Pimentel 1981-4-24 14476 San Luis Obispo Inner South Coast Range, Road at S end of Soda Lake c. 0.25 mi east of Soda Lake road 591 Comment
  SJSU3343  Microseris douglasii C. W. Sharsmith 1962-4-20 6785 San Luis Obispo Temblor Range c. 10 mi NW of Simmler 640 Comment
  CAS-BOT-BC348992  Microseris douglasii subsp. douglasii Alice Eastwood; John Thomas Howell 1935-3-25 2036 San Luis Obispo West side of Cottonwood Pass Comment
  CAS-BOT-BC349003  Microseris douglasii subsp. douglasii Ernest C. Twisselmann 1965-4-12 10501 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Head of Palo Prieta Canyon 670 Comment
  CAS-BOT-BC349004  Microseris douglasii subsp. douglasii Ernest C. Twisselmann 1954-4-29 1122 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon 655 Comment
  JEPS35296  Microseris douglasii subsp. douglasii R. F. Hoover 1949-5-1 7649 San Luis Obispo junction of Cottonwood Road and Polonio Pass Road; Cholame Valley Comment
  SBBG126161  Microseris douglasii subsp. tenella D. Keil 1998-5-18 27286 San Luis Obispo E of Cayucos along Old Crk Rd, 2.8 mi from jct with St Hwy 1, ca. 500 ft E of Whale Rock Reservoir Comment
  CAS-BOT-BC349132  Microseris douglasii subsp. tenella Alice Eastwood 1935-4-19 18875 San Luis Obispo On road to Morro from San Luis Obispo Comment
  UC1314936  Microseris douglasii subsp. tenella R. F. Hoover 1967-4-20 10488 San Luis Obispo 2 mi northwest of Creston. Comment
  SEINET11601960 Image available Microseris lindleyi J. H. Barber 1899-1 s. n. San Luis Obispo Paso Robles Comment
  UCD78275  Microsteris gracilis Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4621 San Luis Obispo San Luis Obispo County: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 582 Comment
  UCD122200  Mimulus aurantiacus Beecher Crampton 1964-5-18 6972 San Luis Obispo San Luis Obispo County: 7.4 miles south of Creston. Comment
  OBI17717  Mimulus aurantiacus var. aurantiacus Penelope Blackmer unk 48 San Luis Obispo On old over grown dirt road SE of fork of Pennington ck in SW corner of Pennington ck bio reserve Comment
  OBI9492  Mimulus aurantiacus var. aurantiacus R. F. Hoover 1965-6-17 9438 San Luis Obispo Santa Lucia Range; Ridge NW of Cuesta Pass Comment
  OBI9504  Mimulus aurantiacus var. aurantiacus Aart C. De Vos 1963-3-31 48 San Luis Obispo Poly Cyn, North slope Comment
  UCSB22228  Mimulus aurantiacus var. aurantiacus McMinn, H. 1947-5-25 San Luis Obispo About 5.6 miles southwest of Templeton on road to Cayucos via Santa Rita Canyon 274 Comment
  UC573567  Mimulus aurantiacus var. grandiflorus H. C. Lee 1937-5-8 891 San Luis Obispo 3 1/2 mi sw Templeton; Paso Robles Quadrangle 487 Comment
  OBI30437  Mimulus aurantiacus var. pubescens Neil Havlik 1967-5-14 326 -17 San Luis Obispo 2 mi E of Navajo Campground, La Panza district, Los Padres National Forest Comment
  UC1226814  Mimulus aurantiacus var. pubescens P. J. Hurd and Stage 1962-6-9 62 -23 San Luis Obispo 5.1 mi ne Santa Margarita Comment
  UC943815  Mimulus aurantiacus var. pubescens H. E. McMinn 1947-5-5 5550 San Luis Obispo about 1 mi e Pozo Mt. summit (to within 6 mi of La Panza); McGinnis Creek 640 Comment
  UC943836  Mimulus aurantiacus var. pubescens H. E. McMinn 1947-5-25 5545 San Luis Obispo ca. 9.8 mi e Santa Margarita (on road to Pozo, through gate near old shack) 396 Comment
  UCR40841  Mimulus cardinalis E. A. Wise 1981-6-27 730 San Luis Obispo Alamo Creek near Twitchell Res. 212 Comment
  UC55377  Mimulus fremontii var. fremontii J. H. Barber San Luis Obispo Paso Robles Comment
  OBI6620  Mimulus guttatus Greg Hassen 1975-7-8 23 San Luis Obispo Poly Cyn Comment
  OBI8498  Mimulus guttatus R. D. McCall 1978-10-21 6 San Luis Obispo In Reservoir Cyn Comment
  SBBG84227  Mimulus guttatus C. F. Smith 1968-7-30 10108 San Luis Obispo behind dunes at Oceano State Park Comment
  UCSB41700  Mimulus guttatus Norton, Beth 1981-5-9 San Luis Obispo In Shell Creek; in Avenales Wildlife Area; 19 miles from Santa Margarita; on highway 58 518 Comment
  UC639032  Mimulus microphyllus B. E. and H. J. Miossi 1940-4-20 255 San Luis Obispo 1 mi n San Luis Obispo (along Highway 101) 76 Comment
  SBBG113880  Minuartia douglasii C. B. Hardham 1961-4-17 6835 San Luis Obispo Pine Mtn, N of Cambria Comment
  CAS-BOT-BC434726  Mirabilis laevis var. crassifolia R. F. Hoover 1949-5-1 7644 San Luis Obispo Summit of Cottonwood Pass Comment
  CAS-BOT-BC434727  Mirabilis laevis var. crassifolia R. F. Hoover 1967-3-28 10315 San Luis Obispo Canyon in Temblor Range near north end odf Elkhorn Plain. Comment
  OBI73403  Modiola caroliniana David J. Keil 2009-9-26 30644 San Luis Obispo San Luis Obispo. Southern outskirts of town. Tank Farm Road near Farm Supply store. 39 Comment
  OBI58166  Monardella breweri subsp. breweri David J. Keil 1998-6-30 27867 San Luis Obispo Just E of junction La Panza Rd and Hwy 58. Comment
  POM186375  Monardella crispa Thomas Craig 1933-7-3 1889 San Luis Obispo 1-3 miles south of Pismo Beach. 6 Comment
  SEINET10582339  Monardella frutescens A. Graff 1993-7-10 Graff 177 San Luis Obispo Big Coreopsis Hill, on stabilized dunes overlooking Little Oso Flaco Lake (opposite side than Monardella crsipa, on unstable dunes). Need permission from the Nature Conservancy to collect. Locally patchy, with Rhamnus californica, Coreopsis gigantea, Eriogonum parvifolium, Leptodactylon californicum, Lupinus chamissonis, Toxicodendron diversilobum, Pteridium aquilinum var. pubescens, Carpobrotus chilensis, Conicosia pugioniformis, Achillea millefolium, Dudleya lanceolata, Pholisma arenarium (one parasitic on Monardella frutescens), Silene lacinata spp. major. End of bloom. Comment
  RSA184636  Monardella palmeri Clare B. Hardham 1964-7-29 12284 San Luis Obispo Burnett Peak 762 Comment
  RSA518399  Monardella palmeri Steven A. Junak 1990-7-26 4424 San Luis Obispo Santa Lucia Mountains; N slope of W Cuesta Ridge in Cuesta Ridge Botanical Area, 0.4 miles NW of Peak 2478 at SW end of mine excavation along abandoned mine road which intersects W Cuesta Ridge Road 4 miles W of Hwy 101 659 Comment
  POM126632  Monardella undulata J. E. Roadhouse 1905-05 s.n. San Luis Obispo San Luis Obispo Comment
  RSA797957  Monardella undulata E. A. Purer 1931-8-6 2236 San Luis Obispo Oceano. Comment
  CHSC67798  Monardella undulata subsp. crispa James D. Jokerst; John Sorenson 1987-6-2 2908 San Luis Obispo Pismo Dunes across railroad W and NW of main office of Union 76 Refinery. Comment
  SBBG45518  Monardella undulata subsp. crispa L. W. Edge 1972-5-31 192 San Luis Obispo N of Oso Flaco Lake Comment
  CDA17609  Monardella undulata subsp. undulata Austin Griffiths, Phil Lafollette, Dominic Santangelo 1983-7-8 s.n. San Luis Obispo Morro Bay Sandspit; along western pathway east of Shark Inlet, Morro Bay. Comment
  CDA17715  Monardella undulata subsp. undulata Austin Griffiths, Kathryn F. Bay, Gaylord & Kathleen Jones 1986-5-25 s.n. San Luis Obispo Morro Bay Sandspit; midway along easterly brow of south westernmost roadway SE of Shark Inlet, Morro Bay. Comment
  OBI45968  Monardella undulata subsp. undulata Clifton F. Smith 1957-10-10 5639 San Luis Obispo Dune Lakes, S of Oceano 1000 Comment
  CHSC63641  Monardella villosa subsp. obispoensis B. Castro; G. Kuenster 1989-5-23 312 San Luis Obispo S-trending ridgetop just E of Creston Rd. 457 Comment
  UC771643  Monardella villosa subsp. obispoensis R. F. Hoover 1946-8-3 6260 San Luis Obispo Above Perfumo Canyon; San Luis Range Comment
  RSA42969  Monardella villosa subsp. obispoensis Robert F. Hoover 1946-6-23 6186 San Luis Obispo Near summit at head of Carpenter Canyon, N of Arroyo Grande. Comment
  OBI39036  Monolepis nuttalliana David J. Keil, Dirk Walters, et al 1986-3-22 19092 San Luis Obispo Nature Conservancy Research Trip to Carissa Plain. S end of Soda Lake at jctn of Simmler-Soda Lake rd with Soda Lake Rd. T31S, R20E, sec 20 and 29 Comment
  OBI65064  Monolepis nuttalliana Greg Wilvert 2005-4-17 285 San Luis Obispo SE Half of the Caliente Range. 400 m S of Quail Spring Reservoir Comment
  RSA522509  Monolopia gracilens David J. Keil, Malcolm McLeod, California Native Plant Society Rare Plant Committee 1983-5-1 16973 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos. Comment
  RSA55159  Monolopia lanceolata J. H. Barber 1899-4-9 s.n. San Luis Obispo Paso Robles. Comment
  UCD78289  Monolopia lanceolata Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4635 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 between Soda Lake Road and Santa Margarita. 595 Comment
  UC1484428  Monolopia lanceolata Dale E. Johnson with J. E. Eckenwalder 1974-4-20 80 San Luis Obispo near border of Kern County (20.0 km (12.4 mi) n Hwy 58 (McKittrick-Santa Margarita Road), on Syncline Hill-Chola) Comment
  UC1484447  Monolopia lanceolata G. L. Hannan 1977-4-7 182 San Luis Obispo 0.8 mi sw Cholame Road (on road between Cholame Rd. and CA 46 (between Paso Robles and Cholame)) 445 Comment
  UCSB15373  Monolopia lanceolata Breedlove, Dennis 1962-3-18 San Luis Obispo Flood plain of Cuyama River, 17.5 miles west of New Cuyama on State 166 609 Comment
  UCR9381  Monolopia stricta D. H. Wilken, G. D. Wallace, B. C. Miller 1966-4-2 844 San Luis Obispo Soda Lake, Soda Lake in the Carrizo Plain 305 Comment
  SBBG1952  Montia fontana C. B. Hardham 1960-4-4 5316 San Luis Obispo outlet of Cantinas Crk Comment
  OBI10906  Mucronea californica Robert F. Hoover 1964-6-11 9038 San Luis Obispo Just S of Hazard Cyn Comment
  SBBG99058  Mucronea californica C. F. Smith 1951-4-19 3021 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  RSA120661  Mucronea californica Clare B. Hardham 1957-6-22 2288 San Luis Obispo Black Mountain, Highland District Comment
  CAS-BOT-BC415974  Mucronea perfoliata Alice Eastwood 1902-6-14 s.n. San Luis Obispo La Panza, near the boundary between Santa Barbara and San Luis Obispo Counties Comment
  OBI72492  Mucronea perfoliata E. L. Painter and M. Wetherwax, M. Wetherwax 2001-5-16 CR- 242 San Luis Obispo Camp Roberts. On side of abandoned rd leading S of Boy Scout Rd, ca 1 km SE of Twin Bridges 275 Comment
  OBI10908  Mucronea perfoliata var. opaca Robert F. Hoover 1947-5-31 7248 San Luis Obispo Navajo Crk, E side of La Panza range Comment
  POM98570  Muilla maritima Philip A. Munz 1925-3-25 9259 San Luis Obispo Pismo Creek, 3 miles from Pismo. Comment
  OBI58612  Myosurus minimus David J. Keil 1998-6-5 27621 San Luis Obispo Carrizo Plain. California Valley. Brentwood Trail and Soda Lake Rd. Comment
  OBI58617  Myosurus minimus David J. Keil 1998-4-30 27001 San Luis Obispo Carrizo Plain. Drying vernal pool at NE corner of intersection of Belmont Trail and Soda Lake Road (35 deg. 18.497' N x 119 deg. 59.275') 591 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
  OBI35055  Myriophyllum spicatum Eric Wise 1981-8-9 1065 San Luis Obispo Lopez Lake Comment
  SBBG93759  Myriopteris covillei S. A. Junak 1990-5-17 4355 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, ridge S of first high voltage tower E of W Cuesta Ridge Rd 701 Comment
  SBBG127213  Najas marina D. Keil 2010-10-21 30933 San Luis Obispo Whale Rock Reservoir, Cayucos 65 Comment
  UC333558  Nassella cernua unknown Aug. 1887 4634 San Luis Obispo Cholame Comment
  RSA201251  Nassella cernua Eben McMillan 1952-6-7 142 San Luis Obispo Choice Valley-2 mi south & 10 mi east of Shandon Comment
  UCD87400  Nassella cernua A. A. Beetle 1942-4-15 3034 San Luis Obispo San Luis Obispo County: Southwestern part of county. Santa Maria River, near Taylor Spring. Comment
  CAS-BOT-BC260009  Nassella lepida Roxana S. Ferris 1929-4-16 7684 San Luis Obispo Road to Atascadero, 6 miles E of Morro Bay Comment
  UC791009  Nassella lepida G. L. Stebbins Jr. and R. M. Love 1941-3-23 3070 San Luis Obispo ne-facing slope 4 mi n San Luis Obispo (near foot of grade); Cuesta Grade Comment
  JEPS99216  Nassella pulchra Clare B. Hardham 1957-5-3 3253 San Luis Obispo N of San Luis Obispo (Sargent cypress grove E of Cuesta grade); Santa Lucia Mountains 609 Comment
  UC914265  Nassella pulchra Verne Grant and Alva Grant 1948-5-28 8558 San Luis Obispo outcrop on Hwy 101 1 mi s San Luis Obispo Comment
  OBI56355  Nasturtium gambelii Austin P. Griffiths, M. D. Knudsen, K. G. Jones & G. A. Solzgeber 1986-6-11 s.n. San Luis Obispo Guadalupe dunes. In tules at SW corner of causeway, Oso Flaco Lake. Township/Range T11N, R35W, sect 17 BM: S Comment
  RSA431563  Nasturtium officinale Edwin Kline 1920-06 s.n. San Luis Obispo Near Paso Robles Comment
  SBBG10434  Nasturtium officinale F. L. Johnson, N. A. McCarty 1993-10-14 ROB 716 San Luis Obispo Chorro Crk in cantonment area; Camp San Luis Obispo Comment
  SBBG33639  Nasturtium officinale M. A. Elvin, C. Rutherford, J. Chestnut, J. Iwanicha 2005-12-21 4599 San Luis Obispo N side of Little Oso Flaco Lake 7 Comment
  OBI71672  Navarretia atractyloides David J. Keil 1988-7-2 20854 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  UC125025  Navarretia atractyloides L. Jared San Luis Obispo San Luis Obispo Comment
  OBI39954  Navarretia atractyloides David J. Keil, Eric Wise 1983-8-30 17917 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  SEINET196247  Navarretia atractyloides B. E. Miossi, H. J. Miossi 1940-7-25 264 San Luis Obispo Pismo Creek, five miles west of Edna 30 Comment
  UC1124116  Navarretia jaredii C. A. Graham 1939-5-20 575 San Luis Obispo 3.50 mi sse Carrizo Ranch; Branch Mt. Quad. 701 Comment
  UC127257  Navarretia jaredii Benj. Cobb 1907-1 7 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC230446  Navarretia mitracarpa Clare B. Hardham 1959-5-20 4580 San Luis Obispo Santa Lucia Mountains. N of Nacimiento Dam Comment
  CAS-BOT-BC230447  Navarretia mitracarpa Ernest C. Twisselmann 1953-7-23 397 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hardenburgh Place, near the head of Gillis Canyon 548 Comment
  OBI56773  Navarretia mitracarpa David J. Keil 1998-6-8 27702 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
  SBBG117968  Navarretia nigelliformis subsp. radians E. Painter, J. Froland 2001-5-14 CR 239 San Luis Obispo across (E of) W Perimeter Rd from Ranch House; Camp Roberts 211 Comment
  SBBG18750  Nemacladus gracilis C. B. Hardham 1962-5-10 10087 San Luis Obispo intersection of Shell Crk and Camatta Rds, E of Creston Comment
  CAS-BOT-BC410997  Nemacladus gracilis Clare B. Hardham 1956-5-12 663 San Luis Obispo Intersection of Shell Creek Road and Cammatta Road Comment
  SEINET10460980  Nemacladus gracilis Hardham 1956-5-12 HARDHAM 663 San Luis Obispo Intersection of Shale Creek road and Cammatta road Comment
  SEINET10460981  Nemacladus gracilis Hoover 1947-4-2 HOOVER 6859 San Luis Obispo Upper Arroyo Grande, 6 miles above County Peak Comment
  CAS-BOT-BC411016  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi; Roxana S. Ferris; G. T. Robbins 1955-5-23 5184 San Luis Obispo East Branch of Huerhuero Creek, along road from Geneseo School to Creston, 1.7 miles S of Geneseo School 323 Comment
  CAS-BOT-BC411017  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi; Roxana S. Ferris; G. T. Robbins 1955-5-24 5209 San Luis Obispo Above creek bed in Palo Prieto Canyon, 2.4 miles above its confluence with Cholame Creek, northern end of the Temblor Range 457 Comment
  OBI3990  Nemophila menziesii Elizabeth Rudd 1971-3-9 182 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  SBBG15021  Nemophila menziesii var. menziesii E. C. Twisselmann 1962-4-7 6767 San Luis Obispo Goldtree Hills, 0.5 mi SW of Grant Lake 601 Comment
  OBI58216  Nemophila pedunculata David J. Keil 1998-4-7 26574 San Luis Obispo S of Creston on Hwy 229, 1.4 mi. S of Rocky Canyon Rd. 384 Comment
  SBBG107271  Nemophila pedunculata C. B. Hardham 1961-4-26 6928 San Luis Obispo Franklin Crk, W of Adelaida Comment
  OBI8183  Nerium oleander David J. Keil 1977-7-3 12448 San Luis Obispo Cal Poly State Univ, San Luis Obispo Comment
  OBI58807  Nicotiana acuminata var. multiflora David J. Keil 1998-7-13 27918 San Luis Obispo San Luis Obispo. Along railroad tracks from Industrial Way to Tank Farm Rd. Comment
  RSA212539  Nicotiana bigelovii E. C. Twisselmann, D. J. Bedell 1969-7-5 15657 San Luis Obispo Salinas River 5 miles S of Paso Robles 183 Comment
  CAS-BOT-BC231699  Nicotiana glauca Ernest C. Twisselmann 1955-10-19 2466 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  UC1125144  Nicotiana quadrivalvis G. T. Nordstrom 1937-6-13 1341 San Luis Obispo 1 mi ssw Adelaida; Adelaida Quad. 350 Comment
  OBI66611  Nicotiana quadrivalvis David J. Keil 1998-10-9 28168 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. 792 Comment
  OBI78820  Oemleria cerasiformis David J. Keil 2013-9-6 32028 San Luis Obispo Morro Bay State Park. Northeast of Los Osos Middle School 12 Comment
  UC57517  Oemleria cerasiformis J. H. Barber 1900-5-1 San Luis Obispo Santa Lucia Mts. Comment
  UCR266014  Oemleria cerasiformis David J. Keil 1985-3-26 18473 San Luis Obispo Central Coast, Lodge Hill subdivision area of Cambria 122 Comment
  OBI37365  Oenanthe sarmentosa Eric Wise 1981-6-30 862 San Luis Obispo Black Lake of Dune Lakes Comment
  SD79833  Oenanthe sarmentosa Helen V. Witham 1969-9-27 504 San Luis Obispo Montana de Oro State Park. 0 Comment
  OBI11886  Oenothera deltoides Eben McMillan 1952-4-30 72 San Luis Obispo Commatra Crk, 12 mi S, 3 mi E Shandon. 2 locations covering 1/4 acre Comment
  RSA122067  Oenothera deltoides subsp. cognata T. M. Hendrix 1937-4-26 95 San Luis Obispo 3.6 miles northeast of Highland School. 457 Comment
  OBI78344  Oenothera elata subsp. hookeri Larry Kelly, David J. Keil 1988-10-1 248 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI17565  Opuntia ficus-indica Doug Gratz 1977-3-4 s.n. San Luis Obispo Cal Poly University. 1/2 mine from Sorento Sheep Unit Comment
  SBBG49089  Orobanche californica subsp. grandis J. Copeland 1974-7-19 San Luis Obispo Grand View Mesa, Nipomo Comment
  OBI59656  Orobanche californica subsp. jepsonii David J. Keil, with Jill Bushakra 2001-6-14 29557 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI53134  Orobanche californica subsp. jepsonii Lynne Dee Oyler, David J. Keil 1988-6-23 554 San Luis Obispo Upper Perfumo Cyn Rd near summit Comment
  CAS-BOT-BC500161  Orobanche fasciculata Mrs. R. W. Summers 1896-4-11 s.n. San Luis Obispo La Pansa Comment
  UC444923  Orobanche vallicola E. Palmer, M. D. 1876-6-1 338 San Luis Obispo Coast Range n of San Luis Obispo, probably in vicinity of San Luis Obispo San Luis Obispo; Coast Range Comment
  RSA0054980  Orthocarpus purpurascens Lee Haines 1951-4-29 5123 San Luis Obispo Oceano. 15 Comment
  CLARK-A1528-1284  Oryzopsis miliacea John C. Roos, Lucille Roos 1953-11-29 6043 San Luis Obispo San Luis Obispo 91 Comment
  SJSU8121  Osteomeles schwerinae C. D. Duncan 1958-10-12 San Luis Obispo grounds of Cambrian Pine Lodge, Cambrian Pines Comment
  OBI79341  Oxalis corniculata David J. Keil 2012-2-5 31212 San Luis Obispo Montana de Oro State Park. Western portion of San Luis Range along Coon Creek Trail 25 Comment
  OBI66718  Oxalis pes-caprae David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29763 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  OBI15527  Packera breweri Eben McMillan 1952-5-2 96 San Luis Obispo Choice Valley 1 mi S, 8 mi E Shandon Comment
  OBI70005  Paeonia californica John Beall 1980-4-6 1 San Luis Obispo Park Hill Rd burn area. 10 mi up hwy 58 park Hill Rd on chaparral burn area just W of the Flemming Ranch Comment
  OBI80268  Paeonia californica Julie M. Vanderwier 1978-6-5 93 San Luis Obispo Indian Knob Tar Sands. Comment
  OBI62151  Panicum capillare P. A. Holden 1968-10-1 592 San Luis Obispo Santa Margarita crk on hwy 58 5 mi E of Santa Margarita Comment
  OBI65735  Panicum miliaceum D. R. Miller 1994-7-13 794 .502 San Luis Obispo Pine Mt Region. Around W corner of Chappelka's main house fl beds. On Ridge Rd, upper Pico crk drainage 914 Comment
  SBBG94426  Papaver californicum D. Keil 1986-4-8 19116 San Luis Obispo BLM land on E side of Santa Margarita Lake Comment
  UCD96014  Papaver heterophyllum K. Esau 1935-4-1 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  CAS-BOT-BC272340  Pappostipa speciosa R. F. Hoover 1949-5-1 7637 San Luis Obispo Summit of Cottonwood Pass Comment
  CAS-BOT-BC253962  Parapholis incurva R. F. Hoover 1947-5-20 7172 San Luis Obispo N end of Morro Bay Comment
  UCR92524  Paspalum dilatatum George K. Helmkamp 1996-5-27 1103 San Luis Obispo Central Coast, west side of San Luis Obispo, south-facing slope of Bishop Peak 280 Comment
  CDA26362  Passiflora tarminiana David J. Keil 2004-5-24 30304 San Luis Obispo Cambria. South side of Windsor Boulevard just west of Heath Lane, South of Santa Rosa Creek. A few feet above sea level. 0 Comment
  UCD163912  Pectocarya heterocarpa CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 2000 -E San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. Comment
  UC1069009  Pectocarya setosa T. M. Hendrix 1937-5-10 164 San Luis Obispo 5 1/4 mi wsw El Dorado School 533 Comment
  OBI20886  Pectocarya setosa Robert F. Hoover 1947-4-26 7085 San Luis Obispo Upper Toro Crk N of Pozo Comment
  UC524044  Pedicularis densiflora Ira L. Wiggins 1932-3-24 5847 San Luis Obispo near Adelaide (w of Paso Robles) Comment
  UC74855  Pellaea andromedifolia Mrs. R. W. Summers San Luis Obispo San Luis Mts Comment
  UCR266505  Pellaea mucronata David J. Keil 2003-5-6 30169 San Luis Obispo Hwy 58, c. 1 mi east of Hwy 229 473 Comment
  SBBG112552  Pennisetum setaceum B. Land, J. Sessions 1986-8-5 31 San Luis Obispo Cal Poly campus; located under railroad tracks 121 Comment
  CAS-BOT-BC258815  Pennisetum setaceum R. F. Hoover 1964-7-11 9189 San Luis Obispo San Luis Obispo. Established by roadside on Highway 1 (Santa Rosa Street) just west of town Comment
  OBI34402  Penstemon centranthifolius David J. Keil, Kathy Jones 1982-4-4 15842 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI79240  Penstemon heterophyllus David J. Keil 2012-4-23 31305 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail Comment
  SBBG62093  Pentachaeta alsinoides D. Keil with K. Keil 1993-4-10 San Luis Obispo Shell Crk rd just N of Hwy 58, W side of rd Comment
  SBBG117889  Pentachaeta exilis subsp. exilis E. Painter, M. Wetherwax, D. Wilken, D. Keil, J. Greenhouse 2001-4-16 CR 194 b San Luis Obispo N of San Marcos Rd, W of Generals Rd; Camp Roberts 260 Comment
  UCD77909  Pentachaeta exilis subsp. exilis Robert E. Preston 1998-4-7 1092 San Luis Obispo San Luis Obispo County: 17 mi E of Santa Margarita, ca. 1 mi N of Hwy 58 491 Comment
  CAS-BOT-BC330531  Pentachaeta fragilis R. F. Hoover 1952-5-24 8216 San Luis Obispo Caliente Mt., along ridge W of peak Comment
  RSA0066059  Pentagramma triangularis Gale Sphon 1959-6-6 357 San Luis Obispo La Panza Campground, Los Padres National Forest. Comment
  UC1296375  Pentagramma triangularis subsp. triangularis R. F. Hoover 1946-11-24 6566 San Luis Obispo hills above Salinas River (opposite Pilitas Creek) Comment
  UCR31912  Perideridia californica David J. Keil, Melissa Luckow, et al 1982-5-8 16006 San Luis Obispo Santa Lucia Mtns (Coast Ranges), Warrens' cabin at base of Cypress Mtn., c. 8 mi. from Santa Rosa Creek on Cypress Mtn. Rd. 356 Comment
  SBBG97417  Perideridia gairdneri C. F. Smith 1991-7-19 San Luis Obispo ridge E of Pine Mtn, above Hearst Castle Comment
  UC174093  Perideridia oregana E. Palmer, M. D. June 1876 156 San Luis Obispo n San Luis Obispo; Coast Range Comment
  CAS-BOT-BC218418  Perideridia pringlei Marcus E. Jones 1882-5-6 3230 San Luis Obispo San Luis Obispo Comment
  OBI13846  Phacelia brachyloba Robert F. Hoover 1952-6-10 8242 San Luis Obispo Black Mtn, La Panza Range Comment
  OBI79750  Phacelia cicutaria David J. Keil, with Matt Ritter, Taylor Crow, Dan Sinton, et al. 2013-4-6 31572 San Luis Obispo Avenales Ranch, south of Pozo 425 Comment
  OBI77806  Phacelia cicutaria var. cicutaria Jennifer Stone 1986-5-9 s.n. San Luis Obispo Cuesta Ridge East. Voucher for fire succession thesis study, Soil Science Dept, Cal Poly State Univ. Site 5 Comment
  RSA659111  Phacelia cicutaria var. hispida David J. Keil, R. Riggins 1987-5-11 20148 San Luis Obispo Cuest Ridge east, ca. 5.8 miles from junction with US 101 along Cuesta Ridge Road, 1.2 miles southeast of Lopez Trailhead. 732 Comment
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Jul 24 2013
  RSA201662  Phacelia cicutaria var. hispida Robert F. Hoover 1950-4-30 7856 San Luis Obispo La Panza Range, just east of summit on Pozo - La Paza road. Comment
  RSA522608  Phacelia cicutaria var. hispida David J. Keil 1986-5-13 19439 San Luis Obispo Hi Mountain Road near Hi Mountain Lookout. 945 Comment
  UCD120340  Phacelia ciliata K. Esau 1935-5-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  RSA246177  Phacelia ciliata E. K. Balls, N. N. Balls 1966-3-21 12130 San Luis Obispo 1.3 miles east of Cholame along Highway 46, east of Paso Robles. Comment
  OBI13823  Phacelia cryptantha Ernest C. Twisselmann 1955-6-4 2081 B San Luis Obispo Temblor Range and the Western San Joaquin Valley . Crocker Cyn, SE San Luis Obispo county 838 Comment
  CDA11469  Phacelia distans G. F. Hrusa 1995-5-28 12232 San Luis Obispo Black Butte Research Natural Area. SE slope of Peak 3. Comment
  UC1979855  Phacelia distans Robert F. Thorne and P. Everett 1963-4-21 31633 San Luis Obispo South end of Morro Bay between bay and ocean. Comment
  UCR161907  Phacelia distans George K. Helmkamp, E. A. Helmkamp 2005-3-1 8983 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
  UCR231136  Phacelia distans R. F. Thorne, Percy C. Everett 1963-4-21 31633 San Luis Obispo Central Coast, south end of Morro Bay between bay and ocean 12 Comment
  OBI13814  Phacelia distans Jesse Arnold 1964-2-23 17 San Luis Obispo 1.5 mi SW of Los Osos, just off dirt rd leading to sand dunes Comment
  OBI23893  Phacelia distans Janice M. Toyoshima 1979-4-21 A 4 -21 San Luis Obispo Adj to roadcut that intersects E boundary of Morro Bay state park Comment
  RSA603260  Phacelia distans R. S. Woglum 1940-4-11 2577 San Luis Obispo Outer Coast Ranges: Northern Santa Lucia Range, Creston. Comment
  RSA603567  Phacelia distans R. S. Woglum 1940-4-20 2611 San Luis Obispo Inner Coast Ranges: Cholame. Comment
  UC338217  Phacelia distans unknown 1887-1 San Luis Obispo Comment
  CDA15174  Phacelia douglasii G. F. Hrusa 1998-4-27 14282 San Luis Obispo Caliente Range; Lower Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. Comment
  UC1069222  Phacelia douglasii E. Armstrong 1935-4-1 1113 San Luis Obispo 2 mi w Pozo; Pozo Quadrangle Comment
  UC107548  Phacelia grisea E. Palmer, M. D. July 1876 381 San Luis Obispo Central California Comment
  SBBG104276  Phacelia imbricata M. D. Proctor, E. A. Young 1993-3-21 ROB 310 San Luis Obispo ca. 1.5 km WNW of Chorro Reservoir; Camp San Luis Obispo Comment
  HSC91854  Phacelia ramosissima Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro Comment
  OBI59257  Phacelia ramosissima David J. Keil, with Lawrence M. Kelly, Kathryn Bay, and Frieda Wertman 1988-11-12 21195 San Luis Obispo Near summit along California Route 227 between San Luis Obispo and Arroyo Grande. 213 Comment
  RSA586563  Phacelia ramosissima var. ramosissima F. L. Johnson, E. A. Young 1993-5-25 ROB- 585 San Luis Obispo West Perimeter Road, 3 km south of Nacimiento Road. Comment
  SD50993  Phacelia tanacetifolia Darley F. Howe 1960-4-10 2855 San Luis Obispo South of Morro Bay. Comment
  CDA40453  Phacelia tanacetifolia Steve Mason, Joey Artero 1993-4-24 15 San Luis Obispo Carrizo Plain Natural Area, northeast side road off Elkhorn Rd., 1.2 mi. south of Elkhorn and Simmler Roads' junction, 300 feet up road on left roadside past washing machine. Comment
  UCR31990  Phacelia viscida David J. Keil, Richard Bishop 1983-4-27 16951 San Luis Obispo Central Coast/Coast Range, Cal Poly Pennington Creek Biological Reserve Comment
  OBI13087  Phalaris aquatica Hans Wilgenburg 1977-8-11 27 San Luis Obispo Cal Poly campus, Radio Hill Comment
  OBI50121  Phalaris aquatica Robert D. Page 1962-5-5 97 San Luis Obispo Alog hwy one between San Luis Obispo and Morro Bay Comment
  OBI32316  Phalaris californica David J. Keil, Eric Wise 1981-5-25 14782 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 Comment
  RSA769859  Phalaris lemmonii David J. Keil 2000-5-24 28731 San Luis Obispo Santa Margarita Ranch, About 4.2 miles south of railroad crossing (in Santa Margarita) on Pozo road Comment
  OBI80847  Phoenix canariensis David J. Keil 2015-2-14 32647 San Luis Obispo On private land just to east of Pismo Preserve on eastern side of Thousand Hills Road, ca. 100 m north of intersection with Price Canyon Road 25 Comment
  OBI31241  Pholistoma auritum var. auritum Julie M. Vanderwier 1978-5-18 33 San Luis Obispo Indian Knob Tar Sands Comment
  OBI66124  Pholistoma auritum var. auritum D. R. Miller 1994-4-20 494 -220 San Luis Obispo Pine Mt Region. From Walnut orchard field at Egebergs, San Simeon Crk drainage Comment
  CDA16350  Pholistoma membranaceum G. F. Hrusa 2000-4-1 15337 San Luis Obispo Carrizo Plain; Swain pasture on W side, (i.e. Swain pasture camp). 762 Comment
  SD208194  Pholistoma membranaceum Michael G. Simpson, Lori Simpson 2009-3-30 3059 San Luis Obispo Hurricane Frocker Spring Road, Temblor Mountains. 808 Comment
  CAS-BOT-BC141210  Phoradendron serotinum subsp. macrophyllum R. F. Hoover 1946-10-6 6465 San Luis Obispo San Miguel Comment
  OBI28243  Phoradendron serotinum subsp. tomentosum Krystoff/Spasbo 1982-4-18 36 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  OBI22104  Phragmites australis Robert F. Hoover 1966-10-7 10128 San Luis Obispo Cuyama River at oil fields W of New Cuyama Comment
  OBI69758  Phyla nodiflora D. R. Miller 1993-5-19 593 -18 San Luis Obispo Pine Mt Region. In parking area at Cole Ranch 732 Comment
  OBI12775  Pickeringia montana var. montana R. D. Brister 1966-5-6 67 San Luis Obispo In Perfumo Cyn near SLO Comment
  RSA472044  Picris echioides Ralph Hoffman 1931-5-30 s.n. San Luis Obispo Oceano-Casmalia Comment
  UC145  Pinus attenuata W. H. Brewer Apr 1861 471 San Luis Obispo Santa Lucia Mts. Comment
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Jul 6 2010
  OBI3353  Pinus coulteri Neil Havlik 1969-9-30 526 San Luis Obispo About 20 mi SE of San Luis Obispo 914 Comment
  SEINET10612080  Pinus coulteri Ira L. Wiggins 1932-3-22 Wiggins 5833 San Luis Obispo Steep ridge above lower part of Cuesta Grade at about 1600 feet. The ocean can be seen very clearly from this point. 1600 Comment
  UC400315  Pinus ponderosa H. M. Hall 1915-6-9 9996 San Luis Obispo back of Lucia; Santa Lucia Mts. 304 Comment
  SEINET10719573  Pinus radiata John R. Stone, Sharon A. Bodine 2000-4-9 Stone 2928 San Luis Obispo Ca. 5 km north of Point Piedras Blancos off Rt. 1. Dunes and wet seeps. 0 Comment
  POM211533  Pinus radiata C. B. Wolf 1931-8-15 2314 San Luis Obispo Cambria, 0.25 mile from ocean 46 Comment
  OBI62701  Piperia michaelii Jason Dart 2003-6-1 D 133 San Luis Obispo Santa Margarita Ranch, 0.9 mi S of the intersection of Pozo rd and hwy 58 E 396 Comment
  OBI11671  Pittosporum undulatum Dianne Storch 1960-2-1 22 San Luis Obispo Comment
  CAS-BOT-BC71769  Pityrogramma triangularis var. viridis Ernest C. Twisselmann 1956-2-20 2513 San Luis Obispo Sycamore Canyon (Pozo Grade) 606 Comment
  UCSC009187  Plagiobothrys Randall Morgan 2015-4-20 6761 San Luis Obispo Arroyo de la Cruz Comment
  RSA212577  Plagiobothrys acanthocarpus E. C. Twisselmann 1969-4-24 15166 San Luis Obispo La Panza Hwy, 1.9 mi SE of Shell Creek Rd 427 Comment
  RSA142159  Plagiobothrys bracteatus Clare B. Hardham 1959-5-6 4419 San Luis Obispo Bee Rock, shores of Nacimiento Lake Comment
  UCSC000624  Plagiobothrys canescens Unknown 1887-1 s.n. San Luis Obispo 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
  UC1873044  Plagiobothrys humistratus David Keil with Kathleen Keil 2005-2-20 30334 San Luis Obispo Red Hill Road just S of junction with California 57. 609 Comment
  RSA244747  Plagiobothrys nothofulvus E. C. Twisselmann 1972-4-1 18596 San Luis Obispo Canyon of Arroyo Grande Creek, ca. 4.5 miles E of Lopez Lake. 244 Comment
  UCSB49185  Plagiobothrys nothofulvus Lain, Maria 1978-3-29 San Luis Obispo Twitchell Reservoir, Highway 66 213 Comment
  UCD84233  Plagiobothrys stipitatus var. micranthus 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
  OBI37597  Plagiobothrys tenellus David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15808 San Luis Obispo Vicinity of American Cyn in the La Panza Mts. T30S, R16E, sects 28, 32, 33 Comment
  SBBG107832  Plagiobothrys trachycarpus C. B. Hardham 1960-5-21 5847 B San Luis Obispo Juhl Ranch corral, Santa Rita Crk, W of Templeton [Santa Rita Ranch] Comment
  OBI20613  Plagiobothrys undulatus Robert F. Hoover 1964-5-11 8757 San Luis Obispo 4 mi SE of Santa Margaria Comment
  SEINET10782179  Plantago J. Richard Abbott, B. S. Carlsward 1999-7-1 Abbott 12927 San Luis Obispo North of Point Piedras Blancas, just south of the Monterey County line; old coastal dunes (?). Comment
  OBI51367  Plantago coronopus Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .9 San Luis Obispo San Simeon State Park. W section of San Simeon State Park Comment
  OBI20173  Plantago elongata David J. Keil 1979-4-8 13029 San Luis Obispo 2 mi S of Calif Valley along Soda Lake Rd 579 Comment
  JEPS13196  Plantago erecta Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5149 San Luis Obispo 5.7 mi s Oceano (just s of Black Lake Canyon) 30 Comment
  OBI17684  Plantago erecta Dave Imper 1977-2-24 53 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd 76 Comment
  OBI6282  Plantago erecta A. Ahmad 1963-5-1 26 San Luis Obispo 1 mi E San Luis Obispo Comment
  OBI71666  Plantago lanceolata David J. Keil 1988-7-2 20849 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  RSA0041507  Plantago lanceolata LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6425 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  SBBG104222  Plantago lanceolata M. D. Proctor, E. A. Young 1993-3-23 ROB 317 San Luis Obispo E edge of Cantonment Area, Camp San Luis Obispo Comment
  SBBG107438  Plantago lanceolata C. B. Hardham 1957-7-31 2509 San Luis Obispo 0.9 mi N of Cambria Comment
  OBI29823  Plantago major Ruth E. Davis 1964-5-24 95 San Luis Obispo Cal Poly campus, near the Equestrian Unit Comment
  UCR14849  Plantago subnuda George K. Helmkamp 1975-7-27 s.n. San Luis Obispo Central Coast, 3-4 mi. north of San Simeon Comment
  SEINET3928144  Platanus racemosa Tyler Lutz 2013-3-2 10 San Luis Obispo Poly Canyon: near creek and entrance to architecture graveyard.; 0 146 Comment
  OBI11613  Platanus racemosa Robert J. Rodin 1957-3-14 6128 San Luis Obispo Cal Poly campus, Poly Cyn Comment
  UC571165  Platanus racemosa H. L. Mason 1929-10-12 5484 San Luis Obispo 4.3 mi w Atascadero; Atascadero Creek Comment
  CAS-BOT-BC6449  Platystemon californicus Mary Katherine (Mrs.) Brandegee 1889-6-1 s.n. San Luis Obispo San Simeon Comment
  SEINET8719636 Image available Platystemon californicus Tom Hendrix 1937-1 109 San Luis Obispo 3.2 miles northeast of Black Mountain, Pozo 503 Comment
  UCR115778  Plectritis brachystemon George K. Helmkamp, E. A. Helmkamp 2000-4-20 5385 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  CAS-BOT-BC209527  Plectritis ciliosa James R. Shevock; Jack Zaninovich 1983-3-30 10229 San Luis Obispo South Coast Ranges. Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side at Panorama Hills, 22.5 miles northwest from California highway 33/166 800 Comment
  UC1120027  Plectritis ciliosa subsp. insignis C. M. Belshaw 1936-3-19 1665 San Luis Obispo .3 mi ne of Adam's Ranch 220 Comment
  SBBG110374  Poa C. B. Hardham 1963-6-5 10738 a San Luis Obispo Cerro Alto 457 Comment
  CAS-BOT-BC255559  Poa annua Clare B. Hardham 1957-3-25 1566 San Luis Obispo Santa Lucia Mountains Comment
  OBI31338  Poa bulbosa Joy Nishida, Robert Allen 1982-4-10 214 San Luis Obispo American Cyn campground 536 Comment
  OBI59127  Poa bulbosa David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27401 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  UCD90706  Poa bulbosa Ernest C. Twisselmann 1962-4-17 6942 San Luis Obispo San Luis Obispo County: Shandon. Dorothy Twisselmann Ranch, in eastern part of County. 685 Comment
  OBI22166  Poa howellii Robert F. Hoover 1964-5-12 8817 San Luis Obispo ridge SE of Cuesta Pass, just W of Black Butte Comment
  OBI58407  Poa howellii G. F. Hrusa 1995-5-28 12314 San Luis Obispo Black Butte Research Natural Area. On E slope of ridge immed SW of Radio Facility 2 (Peak 1) 630 Comment
  SBBG109914  Poa howellii C. B. Hardham 1961-5-17 7076 San Luis Obispo near Burnett Pk Comment
  CAS-BOT-BC246699  Poa howellii Clare B. Hardham 1957-4-26 1753 San Luis Obispo Santa Lucia Mountains. South Road to Adelaida. 6 miles from Paso Robles Comment
  OBI75065  Poa secunda David J. Keil 1988-3-19 20402 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
  UCR28977  Poa secunda David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1981-4-24 14474 San Luis Obispo Inner South Coast Range, Road at S end of Soda Lake c. 0.25 mi east of Soda Lake road 591 Comment
  SEINET11681345  Poa secunda Unknown 1937-1 12968 San Luis Obispo Cuesta Pass Comment
  CDA5  Poa secunda subsp. secunda P. B. Kennedy 1922-4-28 s.n. San Luis Obispo By Hwy 46, between Paso Robles and Cholame. 0 Comment
  OBI31340  Poa secunda subsp. secunda Joy Nishida, Robert Allen 1982-4-10 216 San Luis Obispo American Cyn campground on a slight slope 536 Comment
  CAS-BOT-BC243101  Poa secunda subsp. secunda W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho y Islay Ranch, N of Port Harford Comment
  RSA201664  Pogogyne douglasii Robert F. Hoover 1948-9-9 7555 San Luis Obispo 1.8 mile north of Arroyo de la Cruz on State Highway 1 Comment
  OBI64765  Pogogyne douglasii D. R. Miller 2005-6-18 605 .807 San Luis Obispo Pine Mt Region. 1.8 mi N of Arroyo de la Cruz ridge Comment
  SBBG107771  Pogogyne serpylloides C. B. Hardham 1959-5-6 4418 San Luis Obispo Bee Rock, Nacimiento Rd Comment
  SDSU19278  Pogogyne serpylloides Michael Silveira, C. Matt Guillams 2008-5-30 30 San Luis Obispo North side of G-14, less than 0.5 miles west of Bee Rock Store. Close to spring of Bee Rock. 291 Comment
  UCR134422  Polycarpon tetraphyllum George K. Helmkamp 2003-9-19 8143 San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  CAS-BOT-BC414078  Polygonum aviculare subsp. aviculare R. F. Hoover 1965-9-29 9688 San Luis Obispo Atascadero Comment
  UC454274  Polygonum punctatum I. J. Condit 1910-6-7 San Luis Obispo n ranch (along stream); C.P.S. fields Comment
  CAS-BOT-BC72003  Polypodium californicum R. F. Hoover 1947-3-8 6651 San Luis Obispo San Simeon Comment
  OBI80676  Polypodium californicum David J. Keil 1992-4-12 22837 San Luis Obispo Laguna Lake City Park 170 Comment
  UC1934603  Polypodium californicum T. M. C. Taylor 1966-12-27 7385 San Luis Obispo San Luis Obispo Comment
  UCR61751  Polypodium californicum George K. Helmkamp 1990-4-1 s.n. San Luis Obispo West Cuesta Ridge, c. 3 mi west of US Hwy 101 671 Comment
  CAS-BOT-BC71991  Polypodium californicum Clare B. Hardham 1956-2-18 17 San Luis Obispo Atascadero Creek, Hale Ranch Comment
  OBI2802  Polypodium californicum Jim Westfall 1970-1-30 3 San Luis Obispo 100 yards west of Cal Poly Botanic Gardens parking area, overlooking Brizzolari Creek 21 Comment
  OBI80881  Polypogon interruptus David J. Keil 1992-1 22939 San Luis Obispo Laguna Lake City Park local in Perfumo Canyon arm of lake inflow 170 Comment
  OBI22168  Polypogon interruptus Robert F. Hoover 1969-7-3 11416 San Luis Obispo Salinas river bed at Paso Robles Comment
  OBI5431  Polypogon interruptus Robert J. Rodin 1970-5-5 8388 San Luis Obispo Nature Preserve, Camp San Luis Obispo 15 Comment
  OBI22172  Polypogon maritimus Robert F. Hoover 1950-6-2 7962 b San Luis Obispo Stoney Crk (tributary of Huasna River) Comment
  UCR32221  Polypogon monspeliensis Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI22177  Polypogon monspeliensis Robert F. Hoover 1964-7-11 9160 San Luis Obispo Edna marsh Comment
  OBI43262  Polypogon monspeliensis Eric Wise 1981-9-29 1204 San Luis Obispo Orcutt Rd. 2.3 mi S of Johnson Ave Comment
  OBI43267  Polypogon monspeliensis Eric Wise 1981-8-7 1048 San Luis Obispo Poso Ortega lake Comment
  OBI65053  Polypogon monspeliensis Greg Wilvert 2005-4-17 258 San Luis Obispo SE Half of the Caliente Range. Quail Spring Comment
  RSA180215  Polypogon monspeliensis Clare B. Hardham 1959-6-20 4833 San Luis Obispo Santa Lucia Mountains; Santa Rosa Creek, Cambria Comment
  UCD91400  Polypogon monspeliensis Ernest C. Twisselmann 1967-9-9 13690 San Luis Obispo San Luis Obispo Co.: Ortega Spring, Palo Prieta Canyon, the Western San Joaquin Valley. 598 Comment
  OBI2580  Polypogon viridis Larry E. Brown 1971-2-23 1920 San Luis Obispo Cal Poly Campus in San Luis Obispo Comment
  CAS-BOT-BC237580  Polypogon viridis R. F. Hoover 1946-10-2 6458 San Luis Obispo California Polytechnic College campus, San Luis Obispo Comment
  OBI31499  Polypogon viridis Joy Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 455 San Luis Obispo American Cyn. Stream bed just NW of American Cyn Campgroun Comment
  RSA0048678  Polypogon viridis Keith E. Hoffmaster 1935-7-1 657 San Luis Obispo Near Arroyo Grande. Comment
  HSC91643  Polystichum dudleyi Susan H. Bicknell 1990-7-12 San Luis Obispo Montana de Oro State Park, along Hazard Trail Comment
  OBI9877  Populus trichocarpa R. A. Hays 1957-10-12 s.n. San Luis Obispo Perfumo cyn Comment
  OBI17826  Portulaca oleracea Hans Wilgenburg 1977-8-11 34 San Luis Obispo Cal Poly campus Comment
  OBI33757  Portulaca oleracea David J. Keil 1983-10-23 18022 San Luis Obispo Just S of Creston W of O'Donovan Rd Comment
  OBI59686  Potentilla anserina Larry Kelly 1989-5-21 342 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UCSB42691  Potentilla anserina subsp. pacifica Wood, Kathy 1980-4-4 San Luis Obispo Pismo Beach Campground, 1.2 miles off of Highway 1 of Pismo Road. Comment
  OBI62994  Prunus emarginata D. R. Miller 1994-4-22 494 -234 San Luis Obispo Pine Mtn region; along upslope of Ridge rd, between meadows; Tobacco Crk drainage Comment
  OBI78089  Prunus fasciculata var. fasciculata George Butterworth 2013-4-18 909 San Luis Obispo Chimineas. Johnson Mtn. BLM land 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
  CDA11590  Prunus ilicifolia G. F. Hrusa, D. Ragan 1993-5-21 11078 San Luis Obispo La Panza Range; Canyon of Stony Creek, about 1 mi. below Stony Creek camp. Comment
  OBI66735  Prunus virginiana var. demissa David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29813 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  RSA499290  Prunus virginiana var. demissa Mildred York 1931-4-5 s.n. San Luis Obispo [Unspecified] Comment
  CAS-BOT-BC156349  Prunus virginiana var. demissa R. F. Hoover 1947-5-9 7124 San Luis Obispo Cuesta Pass, at north base of grade Comment
  OBI42879  Pseudognaphalium biolettii Robert J. Rodin 1972-3-29 8620 San Luis Obispo Oso Flaco, S side of lagoon Comment
  UC1284941  Pseudognaphalium biolettii R. F. Hoover 1948-3-4 7428 San Luis Obispo Coast south of Hazard Canyon Comment
  OBI28016  Pseudognaphalium californicum Thomas Burrows 1980-5-17 55 San Luis Obispo Reservoir cyn 168 Comment
  OBI73540  Pseudognaphalium californicum David J. Keil 1990-4-26 21376 San Luis Obispo Mobil Oil Co. property on Nipomo Dunes south of Oso Flaco Lake Road, east of Oso Flaco Lake Comment
  CAS-BOT-BC356827  Pseudognaphalium californicum John Thomas Howell 1964-6-29 40747 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  CAS-BOT-BC356840  Pseudognaphalium californicum Ernest C. Twisselmann 1955-7-22 2271 San Luis Obispo La Panza Range. Mouth of Toro Canyon 594 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
  UC1745589  Pseudognaphalium luteoalbum Annetta M. Carter, Ethel Crum, Dwight Crum 1940-4-7 1511 San Luis Obispo Bitterwater Valley road SE of Cholame; ; Lake along Bitterwater Valley road SE of Cholame on road to Simmler. Comment
  OBI75734  Pseudognaphalium microcephalum George Butterworth 2007-11-14 855 San Luis Obispo Chimineas Ranch. Northwest of Taylor Pond, Fiehler Rocks 680 Comment
  UC116624  Pseudognaphalium microcephalum E. Palmer, M. D. 1876-6-1 281 San Luis Obispo mountains San Luis Obispo Comment
  CAS-BOT-BC361558  Pseudognaphalium stramineum R. W. Summers No date on label 274 San Luis Obispo Sea Coast, Cave Landing Comment
  CAS-BOT-BC361811  Psilocarphus brevissimus var. brevissimus Ernest C. Twisselmann 1955-4-26 1907 San Luis Obispo Alkali sinks, 2 mi n of Soda Lake, Carissa Plains [Carrizo Plain] 640 Comment
  OBI73111  Psilocarphus tenellus David J. Keil, with Lynne Dee (Oyler) Althouse 2000-5-10 28650 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railroad crossing along Pozo Road and westward along ranch roads. Comment
  OBI80997  Psilocarphus tenellus David J. Keil 2015-2-21 32661 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  CDA11517  Pterostegia drymarioides G. F. Hrusa 1995-5-28 12303 San Luis Obispo Black Butte Research Natural Area; Los Padres NF. Ridge immediately SW of Radio Facility 2 (Peak 1). 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
  CAS-BOT-BC421312  Pterostegia drymarioides R. W. Summers 1892-5-1 s.n. San Luis Obispo S. Luis Mt. Comment
  SD249270  Pterostegia drymarioides David Keil, Kathleen Keil 1990-4-7 21365 San Luis Obispo 3 miles from Highway 58 along Hwy 229 wough of Creston. 365 Comment
  UCR80631  Quercus agrifolia Don Pendleton 1992-3-15 92- 3 San Luis Obispo E side of Atascadero, adjacent to railroad tracks on N-S trending ridge west of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  OBI31813  Quercus agrifolia var. agrifolia Turnquist, Smeltzer 1982-5-1 70 San Luis Obispo Laguna Lake Park, SLO Comment
  SBBG119093  Quercus agrifolia var. agrifolia E. Painter, M. Wetherwax 2000-11-15 SLO 173 San Luis Obispo NW side of Chumash Pk, along rd above Training Area K-1; Camp San Luis Obispo 120 Comment
  UC1135398  Quercus chrysolepis T. M. Hendrix 1937-4-23 88 San Luis Obispo 0.3 mi ne Hi. Mt.; Los Padres National Forest, Pozo Quad. 807 Comment
  CAS-BOT-BC79321  Quercus dumosa Ernest C. Twisselmann 1957-11-2 4109 San Luis Obispo Mesa at the S end of Morro Bay, 1 mile E of Baywood Park 15 Comment
  HSC37455  Quercus durata var. durata A. M. Montalvo, J. D. Ackerman 1975-6-24 507 San Luis Obispo Cerro Alto Campground off Hwy. 41, between Altascadero and Morro Bay; In the Santa Lucia Mtns. Comment
  OBI3923  Quercus durata var. durata William Lester 1968-10-6 99 San Luis Obispo Cuesta Ridge near the radio tower Comment
  UCSB23073  Quercus durata var. durata Broder, Richard 1960-4-10 San Luis Obispo Along dirt road, 0.7 miles W of junction of dirt road and U.S. 101 at Cuesta Grade summit Comment
  OBI14253  Quercus garryana Robert F. Hoover 1957-8-28 8405 San Luis Obispo Between Rocky Butte and PIne Mt above San Simeon Comment
  RSA43069  Quercus kelloggii Robert F. Hoover 1947-8-16 7379 San Luis Obispo 7 miles west of Templeton on road to Cambria. Comment
  CAS-BOT-BC104321  Quercus palmeri R. F. Hoover 1964-11-15 9326 San Luis Obispo 4 mi W of Paso Robles on Peachy Canyon Road Comment
  OBI14206  Quercus parvula var. shrevei Robert F. Hoover 1957-8-28 8396 San Luis Obispo Rocky Butte Fire Lookout above San Simeon 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
  UC5675  Quercus wislizeni W. H. Brewer 1861-4-30 893 San Luis Obispo Atascadero Ranch Comment
  OBI41051  Rafinesquia californica David J. Keil 1986-5-13 19441 San Luis Obispo Hi Mtn Rd near Hi Mtn lookout 945 Comment
  OBI80088  Ranunculus David J. Keil, Nancy Lagrille, Dieter Wilken, and Mark Skinner 2012-8-28 31512 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Foredunes and lagoon in vicinity of mouth of Arroyo Grande Creek 4 Comment
  OBI37909  Ranunculus californicus David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18643 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
  SBBG133078  Ranunculus californicus D. Keil, T. Teed, Mariko Uchida 2001-6-15 29576 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  UCR29885A  Ranunculus californicus J. H. Nishida, R. L. Allen 1982-4-10 284 San Luis Obispo South Coast Range, American Canyon Campground 537 Comment
  JEPS114152  Ranunculus californicus var. californicus E. L. Painter, M. Wetherwax 2000-3-20 SLO- 33 San Luis Obispo East side of saddle between Cerro Chumash and Cerro Romualdo. Comment
  SBBG104784  Ranunculus californicus var. californicus M. D. Proctor, E. A. Young 1993-3-20 ROB 282 San Luis Obispo 1 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  HSC40647  Ranunculus californicus var. californicus J. P. Smith 1973-3-21 5900 San Luis Obispo 10 mi. E of Atascadero on Hwy. 41 335 Comment
  OBI10561  Ranunculus occidentalis Robert F. Hoover 1947-3-8 6662 San Luis Obispo Near Piedras Blancas Point Comment
  OBI4830  Raphanus sativus Mike Wemp 1972-3-29 23 San Luis Obispo 1/4 mi NW of Montana de Oro State Park campground 30 Comment
  RSA0034861  Raphanus sativus Susan Carter 1981-5-5 s.n. San Luis Obispo Vandenberg Air Force Base, south of Taurus Road near Pega Road. 30 Comment
  SEINET12010326  Raphanus sativus S. A. Thompson, Rawlins, J. E. 1988-8-25 5240 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  HSC91626  Rhamnus crocea Susan H. Bicknell 1988-8-20 San Luis Obispo Montano de Oro, MDO9 Comment
  RSA535832  Rhamnus crocea D. A. Young, Steven A. Junak 1989-3-13 1849 San Luis Obispo Chaparral road, below TV antennas Comment
  UC18543  Rhamnus crocea subsp. ilicifolia W. H. Brewer 1861-4-30 510 San Luis Obispo Atascadero Comment
  UC2026916  Rhaponticum repens David Keil 1984-7-20 18305 San Luis Obispo Just E of Foothill Road along Los Osos Valley Road Comment
  CAS-BOT-BC437972  Ribes Clare B. Hardham 1960-3-14 5214 San Luis Obispo V2 Ranch; York Mt., west of Templeton 487 Comment
  OBI78961  Ribes californicum George Butterworth 2013-3-21 897 San Luis Obispo Northwestern part of Chimineas Ecological Reserve, northwest of Broken Dam. 613 Comment
  JEPS97634  Ribes californicum var. californicum Annetta M. Carter, Helen Sharsmith, Florence Little 1936-4-11 1105 San Luis Obispo Porter Ranch on Alamo Creek, a tributary of Cuyama (Santa Maria) River. 13 mi. from Santa Maria. Comment
  UCR223630  Ribes divaricatum var. pubiflorum A. C. Sanders 2011-2-21 38731 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
  OBI75745  Ribes malvaceum Al Lindholm 1967-4-23 202 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. 1/2 mile southeast of Geode Mountain. Comment
  CAS-BOT-BC168975  Ribes malvaceum Ernest C. Twisselmann 1956-1-24 2504 San Luis Obispo Upper Calf Canyon - La Panza Range 457 Comment
  OBI14054  Ribes malvaceum Robert J. Rodin 1962-5-8 6960 San Luis Obispo 4 mi SE of Cuesta Summit on Hwy 101 Comment
  UCR200319  Ribes malvaceum var. malvaceum Steve Boyd 2007-2-17 111715 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
  UCSB25297  Ribes malvaceum var. malvaceum Broder, Richard 1960-3-19 San Luis Obispo south side of road on State Hiway 1; 12.8 miles NW of Cayucos Comment
  CAS-BOT-BC212249  Ribes quercetorum Clare B. Hardham 1956-3-10 183 San Luis Obispo Near Chimney Rock, Santa Lucia Mountains Comment
  CAS-BOT-BC144629  Ribes sanguineum var. glutinosum Ellsworth Bethel 1920-4-7 s.n. San Luis Obispo Santa Margarita Comment
  UCR31917  Ribes sericeum David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel, et al. 1982-5-8 15944 San Luis Obispo Santa Lucia Mtns (Coast Ranges), 2.35 mi. east of junction of Santa Rosa Creek Road with Fiscalini Ranch Road, on dirt road up Cypress Mtn. Comment
  OBI75797  Ribes speciosum Al Lindholm 1967-4-10 149 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. North slope of Geode Mountain near pond 460 Comment
  OBI3232  Ribes speciosum Kathy Thom 1971-5-10 10 San Luis Obispo 1335 Foothill Blvd, SLO 91 Comment
  RSA0019659  Ribes speciosum P. A. Munz 1925-3-25 9198 San Luis Obispo Morro Creek. 305 Comment
  SEINET8075555  Ribes speciosum Peg Gallagher, Mallory Flatebo; John Thomas 2014-2-25 2 San Luis Obispo San Luis Obispo. Cal Poly campus. Poly Canyon Rd. 10 minute walk on right side.; 0 Comment
  UC1280966  Ribes speciosum H. E. McMinn 1923-6-21 1167 San Luis Obispo below summit Cuesta Grade; San Marguerita Comment
  OBI23609  Ribes velutinum Fred Hrusa 1980-7-26 104 San Luis Obispo Summit of Mt. Pinos Comment
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Feb 20 2021
  OBI36930  Rorippa curvisiliqua Eric Wise 1983-10-25 1867 San Luis Obispo Beck Lake. Approx 1 mi S of Creston Comment
  UC1126735  Rorippa nasturtium-aquaticum H. C. Lee 1935-5-8 330 San Luis Obispo mouth Alamos Creek; Nipomo Quad., mouth Alamos Creek Comment
  OBI66827  Rorippa palustris subsp. palustris David J. Keil, Kathleen Keil 2002-3-29 29778 b San Luis Obispo Lopez Reservoir. Vicinity of 35.20391 deg. N x 120.47009 deg. W Comment
  OBI37090  Rorippa palustris subsp. palustris Eric Wise 1981-9-29 1217 San Luis Obispo Lopez Cyn. Approx 6 mi NW of Hi Mtn Rd Comment
  CAS-BOT-BC74844  Rorippa palustris var. palustris R. F. Hoover 1964-4-13 8695 San Luis Obispo Atascadero Lake. Comment
  OBI10025  Rosa spithamea Tim A. Weston 1970-5-28 106 San Luis Obispo Cuesta Ridge 335 Comment
  OBI36301  Rubus armeniacus Julie McCauley 1980-7-30 5 San Luis Obispo Cambria on lodge Hill; Ardath and Pineridge Comment
  UCR131352  Rubus ursinus George K. Helmkamp, E. A. Helmkamp 1999-5-22 4904 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  OBI80481  Rumex acetosella David J. Keil 2015-2-14 32609 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  UCSB1588  Rumex acetosella Keator, Glenn 1958-6-10 San Luis Obispo 15 miles north of Morro bay, along highway 1. Comment
  OBI32193  Rumex conglomeratus David J. Keil, Melissa Luckow 1981-7-3 14971 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  UC1070563  Rumex conglomeratus P. L. Johannsen 1937-5-28 1162 San Luis Obispo Chimeneas Ranch McKittrick Quad. 792 Comment
  CAS-BOT-BC421814  Rumex conglomeratus R. F. Hoover 1964-7-11 9158 San Luis Obispo Edna Marsh. Comment
  UC1070557  Rumex crispus P. L. Johannsen 1936-3-21 712 San Luis Obispo junction of Reservoir Canyon and San Luis Obispo Creek; San Luis Obispo Quad. 129 Comment
  UC1101187  Rumex crispus Malcolm A. Nobs and S. Galen Smith 1949-6-22 818 San Luis Obispo 3 mi s Pismo Beach; Oceano Comment
  OBI64512  Rumex hymenosepalus David J. Keil, with Kathleen A. Keil 2005-3-5 30336 San Luis Obispo East of Santa Margarita in La Panza Range. Ca. 1`/2 mile north of Highway 58 along Shell Creek Road 411 Comment
  UCR91808  Rumex pulcher George K. Helmkamp 1996-5-24 1025 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
  OBI30110  Rumex pulcher Melissa Luckow 1982-6-24 886 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd. EIR vouchers Comment
  OBI3345  Rupertia physodes Neil Havlik 1969-5-2 382 San Luis Obispo Andre Ranch in upper Coon Crk Cyn 366 Comment
  SBBG19478  Sagina apetala C. B. Hardham 1960-5-17 5748 San Luis Obispo E side Tierra Redonda Comment
  OBI34235  Salicornia pacifica David J. Keil 1983-11-19 18051 San Luis Obispo At Sweet Springs, Baywood Park, S end of Morro Bay Comment
  UCD99146  Salicornia pacifica P. B. Kennedy 1927-7-13 s.n. San Luis Obispo San Luis Obispo County: Oceano. Comment
  OBI33281  Salix breweri David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15710 San Luis Obispo Pennington Crk Biological Reserve, W of San Luis Obispo Comment
  UC1872932  Salix gooddingii David Keil 2001-5-10 29439 San Luis Obispo Bitterwater Road, 12.3 road mi N from Hwy 58. Canyon area E from road. Comment
  OBI37182  Salix laevigata Eric Wise 1982-4-29 1408 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  OBI9845  Salix laevigata Robert F. Hoover 1947-3-19 6703 San Luis Obispo Oak Park District Comment
  OBI9848  Salix laevigata Robert F. Hoover 1947-3-19 6701 San Luis Obispo Oak Park District Comment
  UC1134946  Salix laevigata W. A. Peterson 1937-4-20 725 San Luis Obispo mouth of Martinez Canyon; La Panza Quad. Comment
  OBI37187  Salix laevigata Eric Wise 1981-9-2 1098 San Luis Obispo McGorty farm ponds, Adelaida Comment
  OBI36923  Salix lasiandra Eric Wise 1983-5-3 1705 San Luis Obispo Los Osos Valley Rd and Turri rd in drainage ditch Comment
  OBI36914  Salix lasiandra var. lasiandra Eric Wise 1983-2-17 1647 San Luis Obispo Oak Park Blvd & W Branch St Arroyo Grande Comment
  OBI36896  Salix lasiolepis Eric Wise 1981-9-29 1282 San Luis Obispo Black Lake cyn at hwy 1 Comment
  OBI36898  Salix lasiolepis Eric Wise 1982-4-29 1437 -b San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI37201  Salix lasiolepis Eric Wise 1983-7-20 1728 San Luis Obispo Turri rd x Los Osos valley rd Comment
  SBBG95316  Salix lasiolepis Eric Wise 1983-2-17 1648 San Luis Obispo Oak Park Blvd. and W. Branch Street, Arroyo Grande Comment
  UCR265753  Salix sitchensis Mark A. Elvin, Michael Brady, Jason Storlie 2014-9-16 7630 San Luis Obispo Central Coastal: Santa Maria River Valley, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond wetland, c. 250 m from Pacific Ocean 9 Comment
  UC1586809  Salix sitchensis T. J. Ayers with S. Junak and D. Shaw 1989-5-10 723 San Luis Obispo just n. Pick and Shovel Mine (along w. fork of stream at Dead Miner's Camp); Los Padres Nat'l Forest, Cuesta Ridge Botanical Area Comment
  UCR183349  Salsola damascena J. L. Johnson, G. D. Barbe 1978-10-3 2448 San Luis Obispo Recruit Grade Pass, 5.2 km west of Kern Co. line; Temblor Range 979 Comment
  UCD99283  Salsola damascena H. A. Krug; M. J. Hollarman, T. C. Fuller 1980-10-29 20342 San Luis Obispo San Luis Obispo County: summit of Recruit Grade Pass, Temblor Range, Crocker Springs Road, 26 km. southwest of McKittrick. Comment
  CDA26831  Salsola gobicola David J. Keil 1998-10-9 28180 San Luis Obispo Elkhorn Plain, Elkhorn Road, circa 12 miles northwest of Kern County line, circa 4.2 miles southeast of junction with Hurricane Road. 0 Comment
  CAS-BOT-BC180655  Salsola tragus Clare B. Hardham 1956-8-25 1312 San Luis Obispo About 3 miles of Santa Maria on Rte. 166 Comment
  SEINET7063614  Salvia carduacea A. G. Vestal 1947-4-12 s.n. San Luis Obispo Terrace in Cuyama Valley and the Cuyama River. UTM Zone 10, 765849mE, 3889100mN. (WGS84/NAD83). 396 Comment
  OBI78833  Salvia columbariae Alonzo Llamas, Matthew Mattson, Lizz Silva, Riley Shiraishi 2014-4-24 1 San Luis Obispo Across trail from Prospect Fire Lookout Tower, 20 minute hike up dirt road from paved street 468 Comment
  OBI58168  Salvia leucophylla David J. Keil 1998-5-11 27185 San Luis Obispo Caliente Range. 4.6 mi from Soda Lake Rd. along Selby Rd. Comment
  OBI59252  Salvia leucophylla G. F. Hrusa, J. Park, G. Perez 1998-7-21 14737 San Luis Obispo At intersection of Suey crk rd and hwy 166 Comment
  CAS-BOT-BC230018  Salvia mellifera R. F. Hoover 1965-5-16 9366 San Luis Obispo Near Jack Lake Comment
  OBI24059  Salvia mellifera Janice M. Toyoshima 1979-8-27 s.n. San Luis Obispo S of Shark Inlet, Morro Bay Comment
  OBI29082  Salvia mellifera Karen Symonds 1982-7-17 33 San Luis Obispo Montana de Oro State Park, along coon Creek trail Comment
  UCR163632  Salvia mellifera George K. Helmkamp, E. A. Helmkamp 2005-3-30 9262 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
  JEPS97096  Salvia mellifera M. D. Proctor and E. A. Young 1993-3-17 ROB 172 San Luis Obispo 2 mi SE of Twin Bridges on Boyscout Road Camp Roberts Comment
  OBI35659  Salvia mellifera S. M. Inman 1983-4-25 15 San Luis Obispo Pecho Study site; 1/2 mi S on Pecho Valley rd past jctn of Pecho rd. Right on dirt road after 'deer' sign, to S of dirt road 49 Comment
  OBI53192  Salvia mellifera Steven A. Junak, Tina J. Ayers 1989-4-12 3941 San Luis Obispo Cuesta Ridge; Along dirt road leading to W side of Pick and Shovel mine, S of main road (USFS road #29S11.3) about 4.4 mi W of hwy 101 744 Comment
  RSA128086  Salvia mellifera Clare B. Hardham 1957-4-25 1723 San Luis Obispo Cypress Mt. Comment
  OBI77022  Salvia sonomensis David A. Young, S. A. Junak & M. Carroll 1989-3-13 1851 San Luis Obispo Along road leading into the Eastern end of the Cuesta Ridge Botanical area Comment
  UC1285027  Salvia sonomensis R. F. Hoover 1964-4-15 8729 San Luis Obispo nw of Cuesta Pass (ridge, just below T.V. transmitter) Comment
  UCD125648  Salvia sonomensis Robert F. Thorne; P. Everett 1963-4-20 31588 San Luis Obispo San Luis Obispo County: on Cuesta Ridge, around 3 miles northwest of Cuesta Pass. 609 Comment
  OBI2680  Salvia spathacea Unknown 1960-5-11 s.n. San Luis Obispo Poly Cyn Comment
  RSA492686  Salvia spathacea Walter Wisura, L. Aberbom 1989-5-16 4350 San Luis Obispo San Bernardo Creek Ranch, E of Morro Bay. Comment
  JEPS35340  Sambucus mexicana R. F. Hoover 1964-7-11 9176 San Luis Obispo 3 mi nw Nipomo Comment
  OBI31139  Sambucus nigra subsp. caerulea Julie M. Vanderwier 1979-5-23 22 San Luis Obispo Indian Knob Tar Sands. Comment
  OBI28873  Sanicula arguta Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 726 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasnariver crosses the road. 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
  UC2013174  Sanicula arguta David Keil 1979-7-1 13121 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  UCR18702  Sanicula arguta Eugene Cardiff 1966-5-13 s.n. San Luis Obispo Central Coast, Cambria Pines, 1 mi from coast 61 Comment
  OBI8797  Sanicula bipinnata Eben McMillan 1952-5-2 81 San Luis Obispo Choice Valley; 1 mi S, 8 mi E of Shandon. Comment
  UC1051417  Sanicula crassicaulis Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 A 3274 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  OBI59658  Sanicula hoffmannii David J. Keil, with Jill Bushakra 2001-6-14 29554 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  CAS-BOT-BC223352  Sanicula maritima R. F. Hoover 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just north of) near ocean on Highway No. 1 Comment
  JEPS86584  Sanicula maritima L. R. Heckard with Jim Hickman et al. 1987-4-11 6655 San Luis Obispo n San Simeon (ca 1 mi from ocean, Arroyo de la Cruz); Arroyo de la Cruz 180 Comment
  SFV18103  Satureja douglasii C. L. Michaels, A. Michaels 1994-7-16 36 San Luis Obispo Alongside hiking trail above San Simeon Creek. 10 Comment
  UC455363  Saxifraga californica I. J. Condit 1908-2-29 San Luis Obispo Reservoir Canyon Comment
  RSA67525  Saxifraga californica P. A. Munz 1951-4-13 16321 San Luis Obispo Grade on Hwy 178. Above La Panza Public Camp. La Panza Range. 701 Comment
  UCR88344  Scandix pecten-veneris George K. Helmkamp, L. Helmkamp 1995-6-20 95- 2 -33 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
  OBI20456  Schinus molle R. A. Hays 1957-11-10 s.n. San Luis Obispo Comment
  CAS-BOT-BC239942  Schismus arabicus R. F. Hoover 1967-3-28 10301 San Luis Obispo Elkhorn Plain Comment
  RSA113169  Schismus arabicus Roxana S. Ferris 1955-5-24 12821 San Luis Obispo Cuyuma Valley E of Cuyuma on State Hwy 166, 1.5 miles NW of jct with US Hwy 399, Santa Barbara County Comment
  OBI31751  Schoenoplectus acutus var. occidentalis Smeltzer, Turnquist 1982-5-19 141 San Luis Obispo Along the Laguna Lake pavedrd and the NE shoreline of lake Comment
  OBI5392  Schoenoplectus acutus var. occidentalis Robert J. Rodin 1956-5-22 6069 San Luis Obispo In Morro Bay State Park Comment
  OBI35200  Schoenoplectus californicus Eric Wise 1981-10-23 1320 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  OBI66575  Schoenoplectus californicus D. R. Miller 1997-5-17 597 -659 San Luis Obispo Pine Mt Region. Hearst stock pond on the inland side of Ridge Rd at Berma rd jctn area 610 Comment
  UCSB73235  Schoenoplectus californicus Ferren, Wayne; Hamilton, Jason 1993-7-19 San Luis Obispo Los Osos Creek. S margin of estuary of Los Osos Creek, E of bridge. Comment
  OBI51409  Schoenoplectus pungens Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .6 San Luis Obispo San Simeon State Park. Unnamed southern drainage near bridge into day use area Comment
  RSA166016  Schoenoplectus pungens M. A. Piehl 1962-5-23 62295 San Luis Obispo West side of Oso Flaco Lake Comment
  OBI58235  Schoenoplectus pungens Austin P. Griffiths 1987-5-18 18189 San Luis Obispo Guadalupe Dunes. Drainage ditch leading eastward from parking lot, southside, Oso Flaco Lake Comment
  JEPS35083  Scrophularia atrata R. F. Hoover 1964-6-10 9018 San Luis Obispo just e Avila (Mallagh's Landing) Comment
  RSA0048318  Scrophularia californica W. M. Arbaugh 1968-4-10 214 San Luis Obispo See Canyon, lower end. Comment
  RSA0026928  Senecio aphanactis Marcus E. Jones 1883-5-9 s.n. San Luis Obispo San Luis Obispo. Comment
  OBI15539  Senecio blochmaniae Robert F. Hoover 1965-10-1 9693 San Luis Obispo Coast Rd just S of Hazard Cyn Comment
  UCR115569  Senecio blochmaniae George K. Helmkamp, E. A. Helmkamp 2000-6-15 5679 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  OBI15522  Senecio californicus Robert F. Hoover 1967-4-20 10494 San Luis Obispo 4 mi E of Creston on La Panza Rd Comment
  OBI4164  Senecio californicus Julie R. Potter 1969-4-30 26 San Luis Obispo Morro Bay State Park Comment
  CAS-BOT-BC363523  Senecio californicus Clare B. Hardham 1958-3-31 2983 San Luis Obispo Cammatta Road near Cammatta Creek Comment
  CAS-BOT-BC363524  Senecio californicus David D. Keck 1933-5-5 2227 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern San Luis Obispo County Comment
  OBI77970  Senecio californicus David J. Keil, Lynne Dee Oyler April1990 s.n. San Luis Obispo Dalidio Property, 0.4 mi S of Harmony. W of hwy 1 Comment
  OBI15501  Senecio douglasii var. douglasii Robert F. Hoover 1969-10-5 11639 San Luis Obispo N side of lower Cuyama Valley Comment
  RSA0028145  Senecio flaccidus var. douglasii Greg Wilvert 2005-6-14 479 San Luis Obispo Canyon to the E of Quail Cyn 848 Comment
  UC1357629  Senecio flaccidus var. douglasii R. F. Hoover 1965-10-6 9718 San Luis Obispo 4 mi n Pozo Comment
  OBI27339  Senecio vulgaris Robert L. Allen, Nancy E. Arnold 1981-5-20 334 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts @ halfway down NW facing slope 305 Comment
  CAS-BOT-BC364626  Senecio vulgaris Ernest C. Twisselmann 1969-4-24 15199 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  CAS-BOT-BC364627  Senecio vulgaris Ernest C. Twisselmann 1967-4-27 12908 San Luis Obispo Mesa just north of San Simeon Beach State Park 9 Comment
  OBI22216  Setaria viridis Robert F. Hoover 1969-7-3 11414 San Luis Obispo Salinas river bed at Paso Robles Comment
  OBI69786  Setaria viridis David J. Keil 1983-10-30 18045 San Luis Obispo Salinas River at hwy 58 bridge Comment
  SBBG34858  Sidalcea Mrs. R. W. Summers 1886-4-27 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI72995  Sidalcea hickmanii subsp. anomala David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25410 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  UC54800  Sidalcea malviflora Rev. R. W. Summers 1886-4-27 102 San Luis Obispo lowest slopes San Luis Mt. Comment
  UCSB57220  Sidalcea malviflora Callaway, R.; Ryan, P. 1987-4-26 San Luis Obispo About 3/4 mile due south of United Farm Insurance and apartment complex, on the east side of Hwy. 101, about 2 miles north of San Luis Obispo 228 Comment
  OBI12306  Sidalcea malviflora subsp. laciniata Robert J. Rodin 1954-4-3 5942 San Luis Obispo Bishop's Peak, San Luis Obispo Comment
  OBI31062  Sidalcea malviflora subsp. laciniata Julie M. Vanderwier 1978-5-11 27 San Luis Obispo Indian Knob Tar Sands Comment
  SEINET7042621  Sidalcea malviflora subsp. laciniata A. G. Vestal 1963-4-21 s.n. San Luis Obispo Ca 7 miles south of San Luis Obispo. Arroyo Grande NE quadrangle UTM Zone 10, 717946mE, 3897620mN. Comment
  UC463261  Sidalcea malviflora subsp. laciniata Roxana S. Ferris 1929-4-15 7635 San Luis Obispo on the San Luis Obispo Road 8 mi e Moro; e of Moro on the San Luis Obispo Road Comment
  PASA1750  Sidalcea parviflora Stason 1930-4-14 San Luis Obispo Santa Margarita Comment
  OBI31656  Silene gallica Turnquist, Smeltzer 1982-5-1 82 San Luis Obispo Laguna Lake Park Comment
  OBI31658  Silene gallica Smeltzer, Turnquist 1982-4-12 47 San Luis Obispo Laguna Lake Park Comment
  UCD98699  Silene gallica Ernest C. Twisselmann 1959-5-23 5280 San Luis Obispo San Luis Obispo County: Point Buchon. 10 Comment
  CAS-BOT-BC174939  Silene laciniata Clare B. Hardham 1956-6-20 960 San Luis Obispo Old Road on Cuesta Grade Comment
  SBBG2042  Silene lemmonii C. B. Hardham 1959-5-19 4560 San Luis Obispo headwaters of Las Tablas Crk Comment
  UC1285077  Silene multinervia R. F. Hoover 1952-5-11 8182 San Luis Obispo w slope La Panza Range Comment
  RSA231889  Silybum marianum E. C. Twisselmann 1971-12-5 18535 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI15475  Silybum marianum S. Patterson 1966-5-14 15 San Luis Obispo In Halcyon near the crk Comment
  CAS-BOT-BC75149  Sisymbrium altissimum Rimo Bacigalupi; R. S. Ferris; Richard Holm; Dr. Robert M. Page; Mrs. Robert M. Page 1953-7-25 4337 San Luis Obispo Along S.P. right-of-way, opposite Black Lake, about 3 miles south of Oceano. Comment
  SBBG96281  Sisymbrium altissimum C. F. Smith 1952-7-11 3684 San Luis Obispo Hwy 166 between Russell and Spanish Ranches 609 Comment
  CAS-BOT-BC75257  Sisymbrium irio Ernest C. Twisselmann 1954-6-12 1363 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Plain. 655 Comment
  UC1126803  Sisymbrium officinale G. T. Nordstrom 1937-5-11 1185 San Luis Obispo 2.8 mi sse of Asuncion School 487 Comment
  SD125512  Sisymbrium orientale Clifton F. Smith 1975-5-6 10829 San Luis Obispo North end of Dune Lakes south of Oceano Comment
  SBBG24943  Sisyrinchium californicum D. Myrick 1966-3-22 1288 San Luis Obispo St Hwy 1, S of San Simeon Comment
  OBI79964  Solanum americanum David J. Keil 2013-6-19 31821 San Luis Obispo San Luis Obispo. 940 Del Rio Ave. 60 Comment
  OBI6134  Solanum douglasii D. Waive Stager 1972-8-21 42 San Luis Obispo Montana de Oro State Park Sand Spit [Morro Bay State Park on label]. Near Shark's Inlet 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
  OBI35733  Solanum douglasii Allison Berry 1984-4-10 73 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1; behind cement bunker in SE section of shooting facility Comment
  OBI8495  Solanum douglasii R. D. McCall 1978-10-28 11 San Luis Obispo Res. Cyn near gate Comment
  UC632849  Solanum douglasii H. L. Mason 1936-3-6 San Luis Obispo 11 mi w of San Luis Obispo (in Pecho Hills); Pecho Hills Comment
  CDA26367  Solanum elaeagnifolium David J. Keil 1998-6-3 27898 San Luis Obispo Carrizo Plain. Highway 58 at Branch Mountain Road 0 Comment
  CAS-BOT-BC35867  Solanum obispoense M. E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita. Eldorado School. Comment
  UC933974  Solanum physalifolium var. nitidibaccatum Elton F. Paddock 1951-8-4 416 San Luis Obispo Cambria, C. O. Blodgett farm Cambria Comment
  JEPS99167  Solanum umbelliferum Clare B. Hardham 1957-4-18 1697 San Luis Obispo about 4 mi W of Templeton (Santa Rita Creek); Santa Lucia Mountains Comment
  SBBG107883  Solanum xanti C. B. Hardham 1959-6-10 4812 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  UCR122553  Solanum xanti George K. Helmkamp 2002-4-20 7454 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  UCR162146  Solanum xanti George K. Helmkamp, E. A. Helmkamp 2005-2-14 8914 San Luis Obispo Outer South Coast Ranges, Santa Lucia Mtns; east of Lake Lopez, along Lopez Drive, 0.7 mi N of Hi Mountain Road 274 Comment
  OBI54410  Solanum xanti Matthew Arterburn 1997-4-8 46 San Luis Obispo 3.9 mi from Navajo Camp on Navajo Camp rd 762 Comment
  OBI62444  Solanum xanti Bernard Miossi 1939-4-8 66 San Luis Obispo On E facing slope of hill 1 mi N of San Luis Obispo and 1/4 mi NW of Hwy 101 76 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
  CAS-BOT-BC365335  Solidago confinis R. F. Hoover 1947-9-13 7392 San Luis Obispo Black Lake Canyon, s. of Arroyo Grande Comment
  OBI15459  Solidago confinis Robert F. Hoover 1967-9-16 10872 San Luis Obispo 1 mi N of Oso Flaco Lake Comment
  OBI36675  Solidago confinis L. E. Allen 1966-5-19 s.n. San Luis Obispo Oso Flaco Lake Area Comment
  OBI38289  Solidago confinis David J. Keil 1985-5-5 18747 San Luis Obispo Black Lake cyn on Nipomo Mesa SE of Oceano Comment
  OBI45020  Solidago confinis David J. Keil 1976-11-9 11875 San Luis Obispo Montana de oro State Park Comment
  SBBG45167  Solidago confinis L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  CDA17740  Solidago confinis A. Griffiths 1982-1-27 s.n. San Luis Obispo Guadalupe Dunes; NE corner, Maidenform Flat. 0 Comment
  OBI7279  Solidago elongata Robert F. Hoover 1947-8-9 7358 San Luis Obispo San Carpoforo crk near ocean Comment
  OBI33107  Solidago velutina subsp. californica David J. Keil 1983-7-16 17398 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon 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
  UC455800  Soliva sessilis I. J. Condit 1910-5-4 San Luis Obispo California Polytechnic School ranch above dairy barn; California Polytechnic School ranch Comment
  OBI38069  Sonchus asper David J. Keil, Kathryn Bay and Rich Ferguson 1984-4-28 18154 San Luis Obispo Amer Cyn area in La Panza Mts Comment
  OBI38434  Sonchus asper Eric Wise 1981-6-7 458 San Luis Obispo Cuyama River, 6.7 mi W of New Cuyama Comment
  CAS-BOT-BC374620  Sonchus oleraceus Ernest C. Twisselmann 1967-9-9 13689 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ortega Spring, Palo Prieta Canyon 598 Comment
  OBI49928  Sonchus oleraceus David J. Keil, Kathy Bay and Rich Ferguson 1984-4-28 18135 San Luis Obispo Amer Cyn are in La Panza Mts Comment
  UCSB37299  Sparganium eurycarpum Edge, Lyda 1971-11-2 San Luis Obispo edge of Oso Flaco Lake Comment
  OBI17392  Spergula arvensis Betty Sheehan 1957-10-18 23 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  CAS-BOT-BC390079  Spergularia atrosperma Clare B. Hardham 1958-4-28 3144 San Luis Obispo Carissa Plains Comment
  OBI35339  Spergularia macrotheca Melody Dickens 1980-4-16 16 San Luis Obispo Morro Rock, Morro Bay Comment
  OBI64469  Spergularia marina David J. Keil 2001-5-10 29435 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
  OBI80442  Stachys ajugoides David J. Keil 1992-1 22877 San Luis Obispo Laguna Lake Park. 170 Comment
  OBI78269  Stachys albens David J. Keil 1980-9-16 14199 San Luis Obispo Calf Cyn along hwy 58 ca 0.5 mi W of jctn with Hwy 229 Comment
  OBI28226  Stachys bullata Rick Frelinger 1982-5-25 92 San Luis Obispo Reservoir Cyn Comment
  RSA585829  Stachys bullata G. Fred Hrusa 1995-5-28 12242 San Luis Obispo SE base of Ridge 2. 500 Comment
  UCR115810  Stachys bullata George K. Helmkamp, E. A. Helmkamp 2000-6-15 5691 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  SD37504  Stachys bullata Edith A. Purer 1933-7-20 5060 San Luis Obispo Stabilized sand dunes five miles north of Guadalupe. Comment
  SBBG103501  Stachys pycnantha C. F. Smith 1993-6-15 12486 San Luis Obispo Branch Crk Rd, 4.3 mi from Hwy 166 Comment
  SBBG109221  Stachys pycnantha C. B. Hardham 1957-10-14 2674 San Luis Obispo Cypress Mtn 762 Comment
  SBBG32195  Stachys pycnantha C. B. Hardham 1957-7-31 2492 San Luis Obispo ocean bluffs, 0.9 mi N of Cambria Comment
  CAS-BOT-BC60947  Stanleya pinnata Chester Dudley 1924-6-1 s.n. San Luis Obispo Cuyama Plain. Comment
  UC1969518  Stebbinsoseris heterocarpa David Keil with V. L. Holland 2003-4-7 30120 San Luis Obispo Red Mountain Road northeast of San Simeon. Comment
  CAS-BOT-BC374858  Stebbinsoseris heterocarpa D. E. Breedlove 1962-3-29 2046 San Luis Obispo 1.1 miles west of Pozo 441 Comment
  CAS-BOT-BC374868  Stebbinsoseris heterocarpa Ernest C. Twisselmann 1954-4-29 1123 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass 670 Comment
  OBI57317  Stellaria media David J. Keil 1998-4-28 26948 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
  UC454221  Stellaria media I. J. Condit 1909-2-22 San Luis Obispo San Luis Hot Springs 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
  SBBG14750  Stellaria nitens E. C. Twisselmann 1962-3-19 6710 San Luis Obispo Choice Valley, 0.25 mi S of Grant lake 563 Comment
  OBI72275  Stellaria pallida Anthony Baniaga, Daniel Chavez 2010-3-14 57 San Luis Obispo Tierra Redonda Mtn BLM ACEC 611 Comment
  OBI57312  Stellaria pallida David J. Keil 1998-4-14 26695 San Luis Obispo Suey Creek Rd., 2.3 mi from junction with Hwy.166 Comment
  SBBG36273  Stephanomeria cichoriacea C. B. Hardham 1957-10-20 2683 San Luis Obispo Pine Mtn Comment
  SBBG94440  Stephanomeria elata S. A. Junak, D. Young, T. Ayers 1989-8-24 4144 San Luis Obispo USFS Rd 29S11.3, ca. 0.1 mi W of W boundary, Cuesta Ridge Botanic Area, ca. 5.3 mi W of US Hwy 101 777 Comment
  OBI25484  Stephanomeria exigua Dirk Walters & M. G. McLeod, M. G. McLeod 1979-8-15 1345 San Luis Obispo Collected on consultation trip with Michael Mortenson DOT to bridge replacement sites at intersection of Shell, Camatti, Navajo and San Juan crks with state hwy 58 Comment
  OBI54845  Stephanomeria exigua David J. Keil 1996-9-13 26051 San Luis Obispo 1 mile e of San Juan Creek Bridge along Hwy 58. Comment
  SBBG14978  Stephanomeria exigua subsp. carotifera E. C. Twisselmann 1962-10-10 7915 San Luis Obispo Carrisa Plains School grounds 624 Comment
  UCD136308  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1970-9-19 7072 San Luis Obispo San Luis Obispo County: east of Santa maria, 3 miles up Colson canyon from Tepusquet Road. Comment
  SD148218  Stephanomeria exigua subsp. deanei G. K. Helmkamp, E. A. Helmkamp 2000-9-1 5955 San Luis Obispo Los Osos; ca. 0.5 mile northwest of Hazard Canyon, between Howard Street and sand dunes. 6 Comment
  SBBG124207  Stephanomeria pauciflora D. Keil 1998-8-24 28036 San Luis Obispo vicinity of trailhead, 2 mi SE of Rock Front Ranch, N of Hwy 166 Comment
  SEINET752942  Stephanomeria pauciflora var. pauciflora David J. Keil 1996-9-13 26052 San Luis Obispo 1 mi. E of San Juan Creek Bridge along Hwy. 58. Comment
  UCR132042  Stephanomeria virgata subsp. pleurocarpa George K. Helmkamp 2003-7-29 8042 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  UCR160577  Stephanomeria virgata subsp. pleurocarpa George K. Helmkamp, E. A. Helmkamp 2005-6-12 9651 San Luis Obispo Central Coast Range, along Calif. Hwy 58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 552 Comment
  OBI22244  Stipa cernua Robert F. Hoover 1947-5-10 7146 San Luis Obispo E edge of Cuyama Valley near Kern Co. line Comment
  OBI63029  Stipa lepida David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1983 San Luis Obispo Along "Chaparral Rd" near the E end of the Botanical area, below TV antennas Comment
  OBI80713  Stipa pulchra David J. Keil 1992-4-12 22827 San Luis Obispo Laguna Lake City Park 170 Comment
  UC1063484  Streptanthus albidus subsp. peramoenus P. L. Johannsen 1936-3-22 735 San Luis Obispo 1 3/4 mi sw San Luis Obispo (Plot 11); San Luis Obispo Quadrangle 106 Comment
  CAS-BOT-BC87182  Streptanthus glandulosus subsp. glandulosus Clare B. Hardham 1956-4-4 373 San Luis Obispo Santa Lucia Mountains. Marquart Ranch, Cayucos Road. Comment
  RSA659236  Stuckenia pectinata David J. Keil 1982-6-26 16239 San Luis Obispo Vicinity of Arroyo de la Cruz north of San Simeon. Marsh is south of the Arroyo and east of Highway 1 in old cut-off meander. Comment
  SEINET958407  Stuckenia pectinata D. W. Taylor 1970-1 T 70 -118 San Luis Obispo Common at mouth of Los Osos Creek, east side of Morro Bay. Comment
  CAS-BOT-BC110361  Suaeda californica R. F. Hoover 1965-9-22 9635 San Luis Obispo South of mouth of Chorro Creek, Morro Bay. Comment
  UCSB63899  Suaeda taxifolia Keil, David 1999-5-20 San Luis Obispo Pismo Beach; along Cypress Street 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
  CAS-BOT-BC237051  Symphoricarpos mollis Ernest C. Twisselmann 1955-7-31 2294 San Luis Obispo Jack Creek at York Mountain 274 Comment
  OBI17002  Symphyotrichum chilense Robert F. Hoover 1965-11-7 9725 San Luis Obispo Jctn of Oso Flaco rd with Guadalupe-Oceano Rd Comment
  OBI17007  Symphyotrichum chilense Robert F. Hoover 1946-10-2 6454 San Luis Obispo Calif Polytechnic campus, San Luis Obispo Comment
  CAS-BOT-BC99112  Symphyotrichum chilense Ernest C. Twisselmann 1965-11-2 11707 San Luis Obispo Highway 1 on the north slope of Arroyo Hondo 15 Comment
  SD129582  Symphyotrichum chilense G. Helmkamp 1989-8-6 San Luis Obispo Toro Canyon Road, east of US Highway 101, just north of Cayucos 120 Comment
  OBI78796  Symphyotrichum subspicatum David J. Keil 2013-8-28 31991 San Luis Obispo Morro Bay State Park. North of Quarry Trail trailhead along South Bay Blvd. Coastal scrub/grassland hillside to east of road; Morro Bay salt marsh to west. At roadside above edge of salt marsh. 5 Comment
  OBI58474  Systenotheca vortriedei David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27504 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17 road miles from Hwy 1, between Rocky Butte & Burnett Peak (35 deg. 43.568' N x 121 deg. 07.575' W) 732 Comment
  OBI65284  Tamarix parviflora D. R. Miller 2005-3-14 305 .781 San Luis Obispo Pine Mtn Region. Along San Simeon Crk road, near old School house Comment
  CDA26376  Tamarix ramosissima David J. Keil 1998-10-9 28129 San Luis Obispo Along California Highway 166 and Cuyama River, circa 11 miles east of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres National Forest), circa 2 miles east of Rock Front Ranch. 0 Comment
  CDA19993  Tauschia hartwegii J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area, Los Padres National Forest, Cuesta Ridge East 0 Comment
  OBI83513  Tauschia hartwegii Michael Walgren 2013-2-19 302 San Luis Obispo San Luis Range near the peak of Davis Peak, Montana de Oro State park 493 Comment
  UC21433  Tauschia hartwegii L. Jared San Luis Obispo South Coast Ranges Comment
  OBI82428  Tetragonia tetragonoides David J. Keil 2015-9-29 33426 San Luis Obispo Pismo Beach north of Pismo Pier 9 Comment
  OBI78193  Thermopsis californica var. californica David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15714 San Luis Obispo Pennington Crk Biological Reserve, W of San Luis Obispo Comment
  OBI61031  Thysanocarpus curvipes George Butterworth 1998-4-29 243 San Luis Obispo Carrizo Plain Natural Area. just above Caliente Ridge Rd, 1 mi below rd T. T32S, R20E, S29, NW Qtr 1073 Comment
  UCSC000329  Thysanocarpus curvipes Randall Morgan 2006-4-13 s.n. San Luis Obispo near San Luis Obispo - Chorro Creek Comment
  OBI72749  Thysanocarpus laciniatus Anthony Baniaga 2010-2-5 20 San Luis Obispo Tierra Redonda Mtn BLM ACEC 378 Comment
  CAS-BOT-BC67151  Thysanocarpus laciniatus Alice Eastwood 1927-4-9 14357 San Luis Obispo Cavidas Miossi Ranch. Comment
  SD244654  Thysanocarpus laciniatus Jessica Griffiths 2012-2-19 2 San Luis Obispo Poly Canyon Rd, Cal Poly campus, half a mile up the road from Village Dr. Shaded, grassy slope below rock face on SE side of trail. 130 Comment
  UC55717  Thysanocarpus laciniatus unknown May 1883 San Luis Obispo near sea 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
  RSA128139  Torilis nodosa Clare B. Hardham 1959-4-29 4341 San Luis Obispo Santa Lucia Mountains, Steiner Creek Comment
  OBI17712  Toxicodendron diversilobum Penelope Blackmer 1973-4-9 30 San Luis Obispo 150 yards downstream from Pennington Creek in SW corner of Penn ck. Bio reserve. Comment
  OBI72445  Toxicodendron diversilobum D. Oberhoff, R. Root 2000-9-20 s.n. San Luis Obispo Camp San Luis Obispo. Upper bank of Chorro Creek. 100-150 ft from creek, 0.1 mi upstream from large bridge (Hwy 1) across Chorro Creek, off Kern Ave. Comment
  SBBG110207  Toxicoscordion fremontii C. B. Hardham 1956-3-17 201 San Luis Obispo Lupin Lane and Templeton Rd Comment
  OBI60933  Tribulus terrestris David J. Keil 2002-9-12 29924 San Luis Obispo North of Arroyo Grande, W Ormonde Road, ca. 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 W Ormonde Road 107 Comment
  SBBG104486  Trichostema lanceolatum F. L. Johnson, N. A. McCarty 1993-10-15 ROB 757 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UCR143531  Trichostema lanceolatum F. L. Johnson, N. A. McCarty 1993-10-15 ROB- 0757 San Luis Obispo Boy Scout Rd near Twin Bridges, Camp Roberts Comment
  OBI13448  Trichostema ovatum Robert F. Hoover 1969-10-6 11646 San Luis Obispo East end of Cuyama Valley near Kern co. line Comment
  POM28727  Trifolium albopurpureum Unspecified 1882-5-6 7459 San Luis Obispo San Luis Obispo Comment
  SBBG67185  Trifolium albopurpureum M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI28359  Trifolium albopurpureum Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huansa Rd, just 1/4 of a mile before reaching Agua Escondido campground Comment
  UCSB26169  Trifolium albopurpureum Wilken, Dieter 1969-4-13 San Luis Obispo California State Highway 58, 5.5 miles east of junction with Cammatti Canyon Road Comment
  RSA164395  Trifolium bifidum Clare B. Hardham 1961-4-14 7381 San Luis Obispo Protestant cemetery, Cambria. Comment
  RSA185456  Trifolium ciliolatum Clare B. Hardham 1962-4-16 8999 San Luis Obispo Paso Robles Comment
  SBBG3810  Trifolium ciliolatum C. B. Hardham 1957-4-4 1812 San Luis Obispo Oak Flat 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
  POM278606  Trifolium depauperatum Lyman D. Benson 1937-4-4 8091 San Luis Obispo East of Simmler, Carissa Plains. Temblor Mt. Range, Carissa Plains watershed. 457 Comment
  OBI72289  Trifolium depauperatum var. amplectens Anthony Baniaga, Theo Fitanides 2010-4-18 138 San Luis Obispo Tierra Redonda Mtn BLM ACEC 362 Comment
  UC454722  Trifolium depauperatum var. amplectens I. J. Condit 1908-2-29 San Luis Obispo entrance Reservoir Canyon Comment
  OBI75849  Trifolium depauperatum var. truncatum Al Lindholm 1971-4-11 172 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. 1/2 mi SE of Geode Mtn. NE slope of Geode Mtn, just above rd 520 Comment
  UC1583636  Trifolium dubium David Keil with Mark Meredith 1984-4-14 18123 San Luis Obispo s Arroyo de la Cruz (ridge system, n of San Simeon) Comment
  UCD109020  Trifolium fucatum P. B. Kennedy 1929-4-13 10199 San Luis Obispo San Luis Obispo County: 16.7 miles from Morro, towards San Simeon, near Harmony. Comment
  UC454727  Trifolium fucatum I. J. Condit 1908-3-14 San Luis Obispo above C. P. S. <California Polytechnic School> (along rr) Comment
  OBI31471  Trifolium gracilentum Joy Nishida, Robert Allen 1982-4-10 264 San Luis Obispo American Cyn campground 536 Comment
  OBI39040  Trifolium gracilentum David J. Keil 1986-3-22 19078 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
  SBBG118062  Trifolium gracilentum M. Wetherwax, E. L. Painter 2003-3-19 CR 408 San Luis Obispo near Bee Rock Rd, between Poop Out Rd and Cyn Rd; Camp Roberts 220 Comment
  SD244712  Trifolium gracilentum David Keil 1998-4-7 26578 San Luis Obispo South of Creston on Highway 229, 1.4 miles south of Rocky Canyon Road 384 Comment
  CDA16866  Trifolium hirtum 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
  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
  OBI57913  Trifolium microdon David J. Keil 1998-6-15 27832 San Luis Obispo Along Santa Rita Creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  SBBG107377  Trifolium microdon C. B. Hardham 1960-5-5 5618 San Luis Obispo Pine Mtn N of Cambria 762 Comment
  OBI66064  Trifolium repens D. R. Miller 1994-3-17 394 -102 San Luis Obispo Pine Mt Region, at pasture area at 1st gate, San Simeon crk drainage 500 Comment
  OBI73081  Trifolium subterraneum David J. Keil 2000-5-6 28674 San Luis Obispo San Luis Obispo. Laguna Lake Park. Comment
  OBI12633  Trifolium variegatum var. variegatum W. L. Jepson 1927-4-26 11967 San Luis Obispo Santa Margarita Comment
  OBI80058  Trifolium wormskioldii David J. Keil 2000-5-26 28749 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  OBI81070  Triglochin concinna David J. Keil 1985-6-19 18888 San Luis Obispo Just north of golf course and Butte Drive, Los Osos, Cuesta by the Sea Comment
  UCSB70184  Triglochin maritima Ferren, Wayne; Hamilton, Jason 1993-7-19 San Luis Obispo Morro Bay State Park. Comment
  UC66820  Trillium angustipetalum N. K. Berg 1904-5-3 San Luis Obispo St. Margarita Comment
  PASA1238  Trillium sessile Stason 1930-4-14 San Luis Obispo Templeton Comment
  SD67301  Triphysaria eriantha subsp. rosea Darley F. Howe 1967-4-10 San Luis Obispo 7.8 miles north of Cambria Comment
  OBI55391  Triphysaria micrantha David J. Keil, with Kathleen A. Keil 1997-3-8 26075 San Luis Obispo La Panza Mts. Junction of Red Hill Road and Highway 58. Comment
  JEPS97101  Triphysaria pusilla M. D. Proctor and E. A. Young 1993-4-17 ROB 456 San Luis Obispo Cerro Romualdo, N side Camp San Luis Obispo Comment
  OBI32335  Triphysaria pusilla David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15921 San Luis Obispo E of Cambria along rd to Cypress Mtn. 1.4 mi E of jctn with Santa Rosa Crk Rd on Fiscalini Ranch rd 9dirt rd along Steiner Crk Comment