Search Results — 2000 specimen records retrieved (1119 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI57769  Abronia latifolia Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit. Several hundred yds in from oceanside at S end of Morro Bay sandspit on way to Suicide Hill Comment
  UCR158563  Abronia maritima George K. Helmkamp 2004-6-15 8651 San Luis Obispo Central Coast, Sand dunes beside the Pacific Ocean WNW of Oso Flaco Lake 6 Comment
  RSA129056  Abronia pogonantha Clare B. Hardham 1959-4-14 4250 San Luis Obispo intersection of Shell Creek and Cammatta Road, about 25 miles east of Paso Robles. Comment
  OBI6175  Abronia umbellata var. umbellata D. Waive Stager 1972-8-7 25 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI73525  Abronia umbellata var. umbellata David J. Keil 1990-4-26 21398 San Luis Obispo Mobil Oil Co. property on Nipomo Dunes south of Oso Flaco Lake Road, east of Oso Flaco Lake Comment
  OBI47367  Acacia melanoxylon David J. Keil 1985-3-26 18481 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  OBI47454  Acer macrophyllum David J. Keil, Art Webster 1984-4-29 18179 San Luis Obispo Lopez Wilderness Area Comment
  RSA714309  Acer macrophyllum Daisie Huang 2006-4-14 6041402 San Luis Obispo Santa Rosa Creek Rd., off 46 441 Comment
  OBI17770  Acmispon americanus var. americanus Dave Imper 1977-3-21 83 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 91 Comment
  SBBG3391  Acmispon cytisoides C. B. Hardham 1959-5-21 4605 San Luis Obispo Arroyo de la Cruz Comment
  OBI13220  Acmispon cytisoides Robert F. Hoover 1964-5-15 8898 San Luis Obispo Ridge S of San Carpoforo crk (trl to Pine Top mtn Comment
  OBI12980  Acmispon glaber var. glaber Robert F. Hoover 1969-6-23 11394 San Luis Obispo Santa Lucia Range, summit of Cuesta Pass Comment
  OBI53906  Acmispon glaber var. glaber Arthur W. Hazebrook 1992-11-14 173 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  OBI58084  Acmispon grandiflorus var. grandiflorus David J. Keil 1998-6-10 27772 San Luis Obispo Los Padres National Forest. Black Mountain Rd., 0.2-0.3 miles above (NW) junction with Navajo Rd. Comment
  OBI5543  Acmispon heermannii var. orbicularis Sharon Jochums 1974-3-9 33 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI60573  Acmispon heermannii var. orbicularis L. D. Oyler, David J. Keil 1990-5-10 1114 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake South and W across dunes, E to Quercus agrifolia and west again to coast Comment
  OBI75730  Acmispon junceus D. R. Miller 2011-5-21 511 .951 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. In field on ocean-side of Nottingham and Plymouth St, Cambria Comment
  OBI66504  Acmispon junceus var. biolettii David J. Keil 1985-6-19 18876 San Luis Obispo Hills S of los Osos. Sand roads and trls above Broderson Ave, E of Cabrillo Estates subdivision Comment
  OBI78047  Acmispon junceus var. junceus Melody Dickens 1980-9-18 44 San Luis Obispo Morro Rock, morro Bay Comment
  OBI42280  Acmispon parviflorus David J. Keil, V. L. Holland 1986-5-26 19580 San Luis Obispo Oak Shores dev on N shore of Nacimiento Lake Comment
  UCD104275  Acmispon procumbens P. B. Kennedy 1917-6-1 s.n. San Luis Obispo San Luis Obispo County: Paso Robles. Comment
  OBI17736  Acmispon strigosus Dave Imper 1977-1-8 37 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  OBI34391  Acmispon strigosus David J. Keil, Kathy Jones 1982-4-4 15843 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI42137  Acmispon strigosus David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19473 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
  SBBG96064  Acmispon wrangelianus F. A. Lindlholm 1971-4-8 128 San Luis Obispo 6 mi N of Cayucos 518 Comment
  CAS-BOT-BC29911  Acroptilon repens John Thomas Howell 1981-5-6 53935 San Luis Obispo Atascadero Comment
  OBI31570  Adenostoma fasciculatum Joy Nishida 1982-5-29 399 San Luis Obispo American Cyn; .3 mi S of American Cyn campground 518 Comment
  SEINET2444517  Adenostoma fasciculatum Eric Luning 2003-4-15 5 San Luis Obispo Reservoir Canyon Trail. Comment
  OBI72249  Adiantum jordanii Anthony Baniaga, Theo Fitanides 2010-3-27 67 San Luis Obispo Tierra Redonda Mtn BLM ACEC 331 Comment
  OBI18626  Aesculus californica Larry E. Brown 1971-6-13 2031 San Luis Obispo Along state hwy 41 between Atascadero and Morro Bay Comment
  OBI13688  Agastache urticifolia Robert F. Hoover 1946-6-16 6156 San Luis Obispo Rinconada district, directly W of Pozo Comment
  CAS-BOT-BC29367  Ageratina adenophora Ernest C. Twisselmann 1959-4-10 5030 San Luis Obispo Irish Hills: See Canyon 106 Comment
  OBI16471  Ageratina adenophora R. Wunrow April1954 s.n. San Luis Obispo Upper part of See Cyn Comment
  SD5157  Ageratina occidentalis Lester Rowntree 1929-1 San Luis Obispo Comment
Read comments
Jan 20 2012
  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
  CDA16365  Agoseris heterophylla G. F. Hrusa 2000-4-13 15352 San Luis Obispo Carrizo Plain; Goat Springs pasture, W of KCL Ranch campground. 731 Comment
  OBI17120  Agoseris heterophylla var. heterophylla Robert F. Hoover 1948-3-30 6816 San Luis Obispo Summit between Middle and E branches of Huerhuero Crk Comment
  RSA595238  Agoseris heterophylla var. heterophylla R. S. Woglum 1938-4-23 1569 San Luis Obispo Outer Coast Ranges, La Panza Mountains, Road from Creston to La Panza. Comment
  UCSB40455  Agoseris retrorsa Ochs, Clifford 1980-5-15 San Luis Obispo On N. side of Pozo Road, 11 miles S.W. of it's junction with State Highway 58, La Panza Range, Los Padres National Forest 731 Comment
  CAS-BOT-BC127025  Agrostis exarata R. F. Hoover 1950-6-21 8030 San Luis Obispo San Simeon Creek just below forks. Comment
  HSC91814  Agrostis exarata Susan H. Bicknell 1989-8-6 San Luis Obispo Montana de Oro State Park Comment
  OBI79583  Agrostis exarata David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31396 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  SBBG124762  Agrostis exarata C. B. Hardham 1958-7-1 3738 San Luis Obispo South Fk of Old Crk Comment
  CAS-BOT-BC138973  Agrostis pallens Clare B. Hardham 1960-6-17 6151 San Luis Obispo Santa Lucia Mountains. Chris Flood Creek. Comment
  OBI51345  Agrostis pallens Debora Guillot, Jan Barber, Jim Kilver, Sue Weis, Andrew Stackhouse 1993-7-10 4 .19 San Luis Obispo San Simeon State Park Comment
  UC771716  Agrostis viridis R. F. Hoover 1946-10-2 6458 San Luis Obispo Cal. Poly. State campus San Luis Obispo Comment
  OBI3072  Aira caryophyllea Larry E. Brown 1971-5-15 1991 San Luis Obispo Cambria Comment
  UCSB38744  Allenrolfea occidentalis Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Near junction of roads ca. 45.3 mi. NW of junction of Westside Hwy. and Soda Lake Rd., near California Valley, at Soda Lake, Carrizo Plain Comment
  JEPS99305  Allium amplectens Clare B. Hardham 1960-4-16 5436 San Luis Obispo Cypress Mountain Santa Lucia Mountains (Delajanna[?] Creek) 609 Comment
  OBI8404  Allium cepa David Sterling 1977-5-20 3 San Luis Obispo Garden on Cal Poly campus, SLO 107 Comment
  SBBG109410  Allium crispum C. B. Hardham 1958-5-7 3211 San Luis Obispo hills between Bee Rock and Nacimiento River Comment
  SJSU3333  Allium crispum C. W. Sharsmith 1962-4-20 6815 San Luis Obispo foot of Coyote Hills, Carrizo Plain c. 24 mi SE of Simmler Comment
  CAS-BOT-BC469252  Allium fimbriatum var. fimbriatum Peter H. Raven 1951-6-13 2975 San Luis Obispo Santa Margarita to Pozo Comment
  UCR29105  Allium hickmanii David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14339 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  SD249077  Allium lacunosum var. lacunosum David J. Keil 1992-5-2 22858 San Luis Obispo Laguna Lake Park. 35 Comment
  CAS-BOT-BC472715  Allium lacunosum var. lacunosum Alice Eastwood; John Thomas Howell 1938-6-14 5933 San Luis Obispo Prefumo Canyon Comment
  OBI37860  Allium unifolium David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18689 San Luis Obispo 16.5 mi from Calif Rte 1 along San Simeon Crk Rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  JEPS99436  Allophyllum Clare B. Hardham 1961-4-17 6831 San Luis Obispo Pine Mountain Comment
  OBI83564  Allophyllum divaricatum D. R. Miller 1981-5-31 581 -44 San Luis Obispo Scattered about open on disturbed ground, also along road side. At 2500ft. on east slope of Pine Mtn. 762 Comment
  CAS-BOT-BC170151  Alnus rhombifolia Alice Eastwood 1926-4-29 13680 San Luis Obispo Cambria Comment
  OBI80777  Amaranthus albus David J. Keil 1992-10-19 23853 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  SBBG28567  Amaranthus deflexus E. C. Twisselmann 1967-8-22 13560 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  CDA23731  Amaranthus powellii David J. Keil 1998-9-3 28060 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. 0 Comment
  CAS-BOT-BC13638  Ambrosia acanthicarpa Javier Penalosa 1960-11-14 1000 San Luis Obispo Four (Kramers) Corners, the intersection of US 395 & 466 Comment
  CAS-BOT-BC61476  Ambrosia chamissonis Alice Eastwood 1926-4-29 13656 San Luis Obispo Cambria Comment
  LA211702  Ambrosia chamissonis Mark A. Elvin; Jason Storlie 2014-10-10 7646 San Luis Obispo Guandalupe-Nipomo Dumes National Wildlife Refuge, Guadalupe Dunes; Small swale/water hole ca. 100 meters NNW of Myrtle Pond, no standing water present, 250 meters from Pacific Ocean. 8.0 Comment
  RSA130663  Ambrosia chamissonis R. W. Summers 1884-6-12 s.n. San Luis Obispo Avila Comment
  OBI80473  Ambrosia psilostachya David J. Keil 1992-8-3 23615 San Luis Obispo Laguna Lake Park. 170 Comment
  OBI58682  Amelanchier utahensis David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27524 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 22.4 miles NE, then NW from Hwy 1, NW of Burnett Peak, 1 mile from Monterey Co. line. Comment
  RSA385131  Ammophila arenaria H. de Forest 1930-10 s.n. San Luis Obispo Oceano near Pismo Beach. Comment
  CAS-BOT-BC180593  Amorpha californica var. californica Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5229 San Luis Obispo Along Parkhill District Road, in hills 4 miles east of Santa Margarita 320 Comment
  UC570087  Amorpha californica var. californica B. Bolt 1936-5-19 723 San Luis Obispo 1/2 mi ne mouth of Morano Creek; San Luis Obispo Quadrangle 396 Comment
  CDA13630  Amsinckia douglasiana G. F. Hrusa, T. D. Wilfred 1997-3-24 13667 San Luis Obispo Carrizo Plain; 8-10 m. N of Carrizo Plain on Bitterwater Rd. Comment
  UC1061779  Amsinckia douglasiana G. T. Nordstrom 1937-3-23 1008 San Luis Obispo 2.3 mi ese of Chimney Rock 304 Comment
  RSA0090911  Amsinckia douglasiana Paul C. Silva 1947-3-30 1206 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley. Comment
  JEPS22916  Amsinckia eastwoodiae A. M. Carpenter, M. D. April 1940 San Luis Obispo Cuyama Valley Comment
  JEPS61124  Amsinckia intermedia W. L. Jepson 1939-4-22 19258 San Luis Obispo Cholame Valley Comment
  UC1084573  Amsinckia intermedia Francia Chisaki with R. Bacigalupi and P. Hutchison 1957-4-2 916 San Luis Obispo 1.25 mi w Atascadero (on Morro Bay Road) Comment
  OBI56463  Amsinckia menziesii David J. Keil, with V. L. Holland 1999-4-27 28260 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  UC1061733  Amsinckia spectabilis var. microcarpa C. M. Belshaw 1936-3-17 1612 San Luis Obispo 2 mi sse of Nipomo 76 Comment
  OBI8523  Amsinckia tessellata Craig Woods 1978-3-23 9 San Luis Obispo Carizzo Plain, 1 mi S of the jctn of hwy 58 and Sim soda lake san diego cr rd near the E.R. King ranch 610 Comment
  UC1178214  Amsinckia tessellata var. gloriosa C. R. Bell 1952-3-22 1263 San Luis Obispo 4 mi e Cholame (on Polonio Pass Road) Comment
  RSA0091226  Amsinckia tessellata var. gloriosa E. C. Twisselmann 1954-3-8 859 San Luis Obispo Palo Prieta Canyon, near summit, 7 miles south of Cholame. 579 Comment
  OBI20684  Amsinckia vernicosa Robert F. Hoover 1967-3-27 10285 San Luis Obispo Chalk Mt (Cuyama white hills) . Typ location of A. gloriosa but no large-fld plants found here Comment
  UCR42636  Anagallis arvensis David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18629 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
  CAS-BOT-BC45178  Anaphalis margaritacea Robert F. Hoover 1947-8-9 7359 San Luis Obispo San Carpoforo Creek near ocean Comment
  OBI64681  Ancistrocarphus filagineus G. F. Hrusa 1998-4-27 14285 San Luis Obispo Caliente Range. Lower Goat Springs Cyn, approx 2 mi W of Soda Lake Rd 950 Comment
  OBI55296  Ancistrocarphus filagineus David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27513 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
  UCD105240  Androsace elongata subsp. acuta Robert E. Preston 2010-3-30 2724 San Luis Obispo San Luis Obispo County: W side of Temblor Range, 4.6 mi ENE of Simmler. 906 Comment
  OBI7430  Anthriscus caucalis Mark Fresh 1976-5-17 81 San Luis Obispo San Luis Obispo Crk, under Cuesta Grade Comment
  SBBG83243  Antirrhinum kelloggii D. M. Thompson 1983-5-26 321 San Luis Obispo NE side of Cerro Romualdo; Camp San Luis Obispo 182 Comment
  UC1063070  Antirrhinum multiflorum T. M. Hendrix 1937-6-6 255 San Luis Obispo 4.1 mi wnw El Dorado School; Pozo Quad. 609 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
  OBI53025  Antirrhinum nuttallianum David J. Keil 1995-6-11 25341 -1 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  OBI9725  Antirrhinum ovatum William M. Longhurst 1949-5-20 s.n. San Luis Obispo One mile E-NE of Poso Ortega; Poso Ortega Pond is in E Central San Luis Obispo County 6 mi E of San Juan ranch and one mile SE of Summer's Ranch in Kern county -H.K. Sharsmith Comment
  SD62211  Antirrhinum ovatum Robert W. Storer 1949-5-16 453 San Luis Obispo 11 miles north and 4 miles west of Simmler Comment
  OBI9023  Apiastrum angustifolium John Thomas Howell 1948-6-15 24356 San Luis Obispo Red HIlls SE of Shandon 762 Comment
  UC771676  Apium graveolens R. F. Hoover 1946-8-25 6339 San Luis Obispo Ocean Beach Comment
  OBI82579  Apocynum cannabinum David J. Keil, with Kathleen Keil 2016-6-26 33263 San Luis Obispo Santa Rita Road west of Templeton 275 Comment
  SBBG104386  Apocynum cannabinum D. A. Young, F. L. Johnson 1992-6-18 ROB 88 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG132533  Apocynum cannabinum D. Keil, t. Teed, M. Uchida 2001-6-15 29612 San Luis Obispo Chorro Crk drainage, across rd and down hill to Chorro Crk cyn area from Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 213 Comment
  OBI32207  Aquilegia David J. Keil 1981-6-20 14873 San Luis Obispo N of San Simeon alongthe channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI45414  Aquilegia eximia David J. Keil 1983-9-10 17944 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  CAS-BOT-BC27031  Aquilegia fontinalis Alice Eastwood; John Thomas Howell 1938-6-14 5934 San Luis Obispo Prefumo Canyon Comment
  OBI30243  Aquilegia formosa Shelley MacKay 1971-5-9 89 San Luis Obispo About 4 mi E of the hwy 1 and Nacemiento S Fergusson Rd jctn 518 Comment
Read comments
Sep 21 2014
  RSA755125  Araujia sericifera Erik Frenzel 2001-3-22 s.n. San Luis Obispo Coastal valley east of Cayucos. Approximately 6 miles up Cottontail Cr. Road from intersection with Old Cr. Road. Apparently upstream of small bridge. 137 Comment
  CDA5524  Araujia sericifera A. Doran 1992-8-11 San Luis Obispo Marsh Street, downtown San Luis Obispo. 0 Comment
  UC1120806  Arbutus menziesii T. M. Hendrix 1937-5-21 205 San Luis Obispo 2 mi ene of Hi Mountain (Los Padres National Forest); Los Padres National Forest 762 Comment
  CAS-BOT-BC128681  Arbutus menziesii Clare B. Hardham 1956-4-26 559 San Luis Obispo T. Delayanna Ranch, York Mt. Road - Santa Lucia Mountains Comment
  JEPS98875  Arctostaphylos James Roof 1961-7-4 San Luis Obispo Arroyo de la Cruz, S escarpment, E of Hwy 1; Hearst Ranch Comment
  UC1281493  Arctostaphylos H. E. McMinn 1935-6-16 3846 San Luis Obispo from Atascadero to Morro Bay; Morro Canyon Comment
  SEINET11977766  Arctostaphylos crustacea A. E. Wieslander 1936-1 605 San Luis Obispo Hazard Creek 152 Comment
  OBI66788  Arctostaphylos crustacea subsp. crustacea Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo Hibbard Nature Preserve. First overlook, 1.8 mi in from road Comment
  OBI14733  Arctostaphylos cruzensis Robert F. Hoover 1959-4-3 8493 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on state hwy 1 Comment
  CAS-BOT-BC27248  Arctostaphylos cruzensis James B. Roof 1961-6-1 s.n. San Luis Obispo From the road bank 95 paces S of the SE abutment of the highway bridge (state rte 1) over the Arroyo de la Cruz Creek 15 Comment
  UC1302407  Arctostaphylos cruzensis Robert F. Thorne and Percy C. Everett 1963-6-12 32256 San Luis Obispo roadbank along Hwy 1 Arroyo de la Cruz Creek (nw corner of county) Comment
  CAS-BOT-BC23311  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1963-10-26 8606 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  CAS-BOT-BC23312  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1963-10-26 8608 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  CAS-BOT-BC23314  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1964-1-11 8622 San Luis Obispo Ridge west of bend of Lopez canyon, in shale. Comment
  OBI14696  Arctostaphylos glandulosa subsp. cushingiana B. A. Smith 1966-4-3 4 San Luis Obispo 3 mi E of hwy 101 on Cuest Ridge Trail 732 Comment
  OBI57751  Arctostaphylos glandulosa subsp. cushingiana David J. Keil, with Kathleen A. Keil 1998-5-26 27446 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  SBBG124213  Arctostaphylos glandulosa subsp. cushingiana D. Keil with V. L. Holland 2009-4-28 30597 San Luis Obispo hills just S of Arroyo Grande Crk arm of Lopez Reservoir; property located on Rock Falls Rd 210 Comment
  RSA252155  Arctostaphylos glandulosa subsp. zacaensis Gary D. Wallace 1974-11-29 1325 San Luis Obispo S of Hearst Ranch at the head of San Simeon Creek Rd. 7.9 mi from jct. with hwy 1. 457 Comment
  OBI74288  Arctostaphylos glauca Theo Fitanides, Anthony Baniaga 2010-4-10 91 San Luis Obispo Tierra Redonda BLM ACEC 478 Comment
  UCD51115  Arctostaphylos glauca Roman Gankin; W. R. Hildreth 1967-10-12 1133 San Luis Obispo Ca. 1/4 mile east of Santa Margarita Lake turnoff on Pozo Road. Comment
  UCD51251  Arctostaphylos glauca Roman Gankin 1958-2-6 279 San Luis Obispo Santa Margarita--Creston Road; 1 mile west of junction of this road with road to McKittrick via Wells Corner, 9 miles west of Creston. Comment
  UCR200316  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, at divide between Pozo Creek drainage and Mariana Creek drainage 803 Comment
  CAS-BOT-BC24617  Arctostaphylos glauca R. F. Hoover 1946-11-16 6555 San Luis Obispo Upper Arroyo Grande, 5 mi,. above County Park. Comment
  UC57557  Arctostaphylos glauca J. H. Barber 1901-1-31 A 3 San Luis Obispo Peachey Canyon Paso Robles Comment
  CDA17687  Arctostaphylos hookeri subsp. hearstiorum Austin Griffiths, G. F. Hrusa, D. Ragan, E. Thompson, P. Hertel 1985-3-17 s.n. San Luis Obispo Arroyo de la Cruz; SW rim of Arroyo de la Cruz, E of Hwy 1. 0 Comment
  SEINET11984839  Arctostaphylos hookeri subsp. hearstiorum Unknown 1965-1 479 San Luis Obispo 0.25 mi E of CA 1 on hill just N of Arroyo de los Chinos, ca 15 mi N of San Simeon Comment
  UC1309651  Arctostaphylos luciana B. Bolt 1936-5-4 701 San Luis Obispo 1 1/4 mi w Gay Mountain; San Luis Obispo Quadrangle 792 Comment
  SBBG25397  Arctostaphylos morroensis R. Gankin 1958-2-5 271 San Luis Obispo S end of Morro Bay Comment
  SBBG44621  Arctostaphylos morroensis L. W. Edge 1972-4-3 100 San Luis Obispo S end of Morro Bay Comment
  OBI14587  Arctostaphylos obispoensis Robert F. Hoover 1967-2-15 10206 San Luis Obispo Lower part of Lopez Cyn Comment
  CAS-BOT-BC39836  Arctostaphylos obispoensis Robert F. Thorne; Percy C. Everett 1963-6-7 32147 San Luis Obispo Along Cuesta Ridge road; 1.8 miles NW from Cuesta Pass. Comment
  CAS-BOT-BC39870  Arctostaphylos obispoensis Clare B. Hardham 1966-3-22 14035 San Luis Obispo Paso Robles - Headwaters, Arroyo de la Cruz Comment
  JEPS81584  Arctostaphylos obispoensis R. Raiche 1982-1-28 20064 San Luis Obispo between San Luis Obispo and Atascadero; Cuesta Grade Comment
  RSA123386  Arctostaphylos obispoensis R. St. John 1932-11 324 San Luis Obispo Pine Mountain. 822 Comment
  RSA388010  Arctostaphylos obispoensis Roman Gankin, Lalit Srivastara, Chas. H. Lamonreux 1958-2-6 278 San Luis Obispo Cuesta Pass off of the old highway US 101 Comment
  RSA633442  Arctostaphylos obispoensis Jon E. Keeley, Melanie Baer-Keeley 1992-8-9 19169 San Luis Obispo Atascadero Road, 2.3 km west of Highway 101. 340 Comment
  RSA633446  Arctostaphylos obispoensis Jon E. Keeley, Melanie Baer-Keeley 1992-8-9 19164 San Luis Obispo Atascadero Road, 2.3 km west of Highway 101. 340 Comment
  SBBG127298  Arctostaphylos osoensis D. J. Keil 2013-8-29 32000 San Luis Obispo Morro Bay State Park, lower western slope of Cerro Cabrillo along S Bay Trail 20 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
  OBI7343  Arctostaphylos pechoensis Mark Fresh 1976-3-2 19 San Luis Obispo Located 10.5 mi into See Cyn Comment
  OBI60949  Arctostaphylos pilosula G. F. Hrusa 1999-2-24 14922 San Luis Obispo Hwy 227, at corner of Noyes rd, at top of hill Comment
  UC2013186  Arctostaphylos pilosula Pamela L. Williams, Stephen A. Laymon 2001-5-21 San Luis Obispo BLM parcel N of Santa Margarita Lake, S of Las Pilitas Rd, very close to top of ridge on S slope 5-10 percent slope. Comment
  JEPS42615  Arctostaphylos pilosula A. E. Wieslander 1935-3-29 538 San Luis Obispo La Panza Range 975 Comment
  OBI75683  Arctostaphylos pilosula Robert F. Hoover 1963-5-2 8553 San Luis Obispo Summit of La Panza Range E of Pozo Comment
  SBBG114849  Arctostaphylos pilosula C. B. Hardham 1964-5-20 11028 San Luis Obispo McChesney Pk 1219 Comment
  RSA43171  Arctostaphylos pilosula subsp. pilosula Robert F. Hoover 1946-10-20 6522 San Luis Obispo Upper Huasna River just below junction of Arroyo Seco Comment
  UC1389145  Arctostaphylos pungens T. M. Hendrix 1938-11-23 933 San Luis Obispo 1.2 mi e McChesney Mt.; Los Padres National Forest, La Panza Quadrangle 1005 Comment
  JEPS49540  Arctostaphylos rudis William S. Cooper 1925-8-21 161 San Luis Obispo Los Berros Comment
  SBBG39086  Arctostaphylos rudis K. K. Muller 1970-5-10 2952 San Luis Obispo Nipomo Mesa on gas line maintenance Rd turning off of Pomeroy-Los Berros Rd Comment
  UC549760  Arctostaphylos tomentosa subsp. crustacea J. E. Adams 1935-2-24 1005 San Luis Obispo ridge sw Davis Canyon; Pecho Hills Comment
  OBI14500  Arctostaphylos tomentosa subsp. tomentosa Robert F. Hoover 1950-1-15 7763 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  UCD97923  Arenaria paludicola Malcolm A. Nobs; S. Galen Smith 1949-6-23 854 San Luis Obispo San Luis Obispo County: Oso Flaco Lake, 4 miles northwest of Guadalupe. Comment
  CAS-BOT-BC137613  Aristida adscensionis Marcus E. Jones 1882-5-9 3245 San Luis Obispo San Luis Obispo. Comment
  OBI79255  Aristida adscensionis David J. Keil 2012-5-27 31361 San Luis Obispo San Luis Range. Irish Hills Open Space, San Luis Obispo. Froom Creek Trail Comment
  CAS-BOT-BC179722  Aristocapsa insignis R. F. Hoover 1949-6-4 7746 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  SEINET245574  Aristocapsa insignis James L. Reveal 1978-6-25 4765 San Luis Obispo Along California Highway 58, 0.6 mile east of San Juan River bridge at the base of Syncline Hill, 2.7 miles west of the Cholame turnoff 533 Comment
  POM280716  Armeria maritima subsp. californica Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Cambria. Comment
  OBI26253  Armeria maritima subsp. californica Mark E. Schneider 1974-5-18 s.n. San Luis Obispo 1 mile N of Piedras Blancas lighthouse Comment
  RSA25699  Armeria maritima subsp. californica Carl B. Wolf 1941-7-11 10986 San Luis Obispo Along the coast about 1 mi N of Cambria. 15 Comment
  RSA769925  Artemisia absinthium David J. Keil 2009-8-21 30637 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Small garden area along east side of Dexter Building (Building 34). 95 Comment
  OBI35461  Artemisia californica Melody Dickens 1980-8-15 51 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  SD186065  Artemisia californica G. K. Helmkamp 2003-7-29 8033 B San Luis Obispo 0.6 mile south of Nipomo Hill in Arroyo Grande. 46 Comment
  SEINET2445112  Artemisia californica David Keil 1988-7-2 20862 San Luis Obispo Morro Bay State Park. E of South Bay Blvd. Vicinity of old cement plant of on hill to NE. Comment
  CAS-BOT-BC251050  Artemisia douglasiana A. Dilworth; J. Goldzman 1998-4-22 s.n. San Luis Obispo Camp San Luis Obispo. On top of manmade embankment, 0.6 mile N on dirt road at intersection of Chorro Valley and Kern roads, W of LCTA Plot 309, on berm along Chorro Creek Comment
  OBI64184  Artemisia douglasiana David J. Keil, with Kathleen A. Keil 2003-3-29 30098 San Luis Obispo Shell Creek area, ca. 0.5 miles north of jubction with Highway 58 Comment
  OBI65935  Artemisia douglasiana Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-2 23 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on Hwy 1. Along Gilardi Rd at Silhouette Shooting Range marsh below pumping house. N of hwy 1 56 Comment
  UC1211946  Artemisia douglasiana Otto T. Solbrig 1958-8-15 2749 San Luis Obispo about four mi s Highway 198 (on side of little creek); Queen Bee Forest Camp Comment
  RSA201663  Artemisia tridentata subsp. parishii Robert F. Hoover 1946-10-13 6489 San Luis Obispo Cuyama River, at highway bridge just below Gypsum Canyon Comment
  CAS-BOT-BC93468  Artemisia tridentata subsp. tridentata R. F. Hoover 1946-11-17 6561 San Luis Obispo Cuyama River at highway bridge just below Gypsum Canyon Comment
  CAS-BOT-BC93470  Artemisia tridentata subsp. tridentata R. F. Hoover 1946-10-13 6489 San Luis Obispo Cuyama River at highway bridge just below Gypsum Canyon Comment
  OBI57936  Asclepias eriocarpa David J. Keil, with V. L. Holland 1999-6-9 28363 San Luis Obispo Camp Roberts. In area with approximate 100 m radius of intersection of F1 Road and D34 Road (ca. 35 deg. 44.734'N x 120 deg. 50.118'W) 366 Comment
  UC22970  Asclepias eriocarpa Jos. Burtt Davy May 1901 7576 San Luis Obispo Templeton Comment
  SBBG84305  Asclepias eriocarpa A. Bratt 1984-5-25 72 San Luis Obispo Hi Mtn-Lopez Lake Rd, 0.3 mi N of Los Padres Nat Forest boundary 457 Comment
  SEINET1931106  Asclepias eriocarpa Unknown 1963-7-27 San Luis Obispo 2 miles N of Paso Robles City line along road to Lake Hacimiento Comment
  OBI20513  Asclepias fascicularis Robert F. Hoover 1966-9-16 10034 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  UC1123572  Asclepias vestita T. M. Hendrix 1937-5-26 223 San Luis Obispo 3.6 mi ne Highland School; Pozo Quad. 457 Comment
  SBBG108257  Asparagus officinalis C. B. Hardham 1958-8-19 3858 San Luis Obispo Atascadero Crk, near High School Comment
  CAS-BOT-BC177486  Astragalus asymmetricus Clare B. Hardham 1957-6-14 2273 San Luis Obispo Cottonwood Pass Comment
  UCD104629  Astragalus asymmetricus T. C. Fuller 1962-7-19 9256 San Luis Obispo San Luis Obispo County: Upper Gillis Canyon, ca. 8 air mi. e. of Shandon. Comment
  OBI35384  Astragalus curtipes K. A. Nadeau 1983-7-8 35 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and Rockview Rd Comment
  OBI83446  Astragalus curtipes Hasan Iqbal, Jack Combs, Theresa Tran 2017-1-27 5 San Luis Obispo South Hills Open Space, walk through Stonebridge Park to find a fence/gate leading to Stoneridge trail. Walk about 200-300 feet down the trail to find a battered wooden sign on the fence with a makeshift entrance through the barbed wire fence on the left side of the trail. Once this has been identified, walk through the entrance and hike up the hill (to the east) to get to the hilltop. 159 Comment
  UC1128829  Astragalus curtipes C. M. Belshaw 1936-3-23 1710 San Luis Obispo 1.4 mi ssw Hollister Pk.; Cayucos Quad., ssw of Hollister Pk 106 Comment
  POM98130  Astragalus curtipes P. A. Munz 1925-3-24 9228 San Luis Obispo Morro Creek. 152 Comment
  RSA128733  Astragalus curtipes Peter H. Raven 1951-6-13 2959 San Luis Obispo Hill at n. end of San Luis Obispo. Comment
  SBBG112485  Astragalus curtipes C. Bornstein, B. Collins 1994-4-22 San Luis Obispo Hwy 101, first exit N of Cayucos, terrace above exit 91 Comment
  OBI32799  Astragalus didymocarpus David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12714 San Luis Obispo 10 mi SE of Calif rte 58 along Simmler-Soda Lake rd. Comment
  UCR101024  Astragalus didymocarpus var. didymocarpus George K. Helmkamp, E. A. Helmkamp 1998-4-8 3229 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  CAS-BOT-BC182351  Astragalus didymocarpus var. didymocarpus R. F. Hoover 1952-4-20 8127 San Luis Obispo Near summit between Maricopa and Elkhorn Plain Comment
  CAS-BOT-BC182623  Astragalus didymocarpus var. dispermus Marcus E. Jones 1882-5-6 3229 San Luis Obispo San Luis Obispo Comment
  UC1128770  Astragalus didymocarpus var. milesianus C. M. Belshaw 1936-3-21 1674 San Luis Obispo 1.4 mi n Porter Ranch; Nipomo Quad., n of Porter Ranch Comment
  UC168404  Astragalus didymocarpus var. milesianus Marcus E. Jones, A. M. May 1882 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC182909  Astragalus douglasii R. F. Hoover 1948-4-12 7437 San Luis Obispo Cottonwood Pass (foothills on west side of) Comment
  CAS-BOT-BC182884  Astragalus douglasii Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita, [Eldorado] El Dorado School Comment
  CAS-BOT-BC182900  Astragalus douglasii Ira L. Wiggins 1933-6-30 6745 San Luis Obispo 7 mi. W. of Templeton Comment
  CAS-BOT-BC187215  Astragalus lentiginosus var. idriensis R. F. Hoover 1953-5-16 8310 San Luis Obispo Summit of Temblor Range ne. of Simmler Comment
  CDA11601  Astragalus nuttallii G. F. Hrusa, T. D. Willis 1995-6-21 12427 San Luis Obispo Santa Lucia Mountains; Approx. 5 m. N of San Simeon. Comment
  RSA92009  Astragalus nuttallii E. K. Balls 1954-6-30 10137 San Luis Obispo 1.8 mi. S. of Piedras Blancas Coast Guard Stn. along State Hwy. #1. Comment
  UC1043513  Astragalus nuttallii E. K. Balls 1954-1-8 18720 San Luis Obispo Comment
  CAS-BOT-BC186546  Astragalus nuttallii var. nuttallii Alice Eastwood 1927-8-1 15038 San Luis Obispo San Simeon Bay Comment
  SBBG124786  Astragalus nuttallii var. nuttallii A. Parikh, N. Gale 2010-7-28 803 San Luis Obispo former Guadalupe Oil Field, near N edge of Santa Maria River estuary, 0.7 km E of Pacific Ocean, 0.2 km NE of county line 10 Comment
  CAS-BOT-BC186516  Astragalus nuttallii var. nuttallii J. H. Thomas 1953-7-6 3419 San Luis Obispo Near San Simeon Creek Beach State Park 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
  SBBG29961  Astragalus nuttallii var. nuttallii E. Crum 1939-5-28 2091 San Luis Obispo mouth of San Simeon Crk, 4 mi N of Cambria 15 Comment
  UCR108092  Astragalus oxyphysus Christopher Christie 1997-3-17 220 San Luis Obispo E foothills of Caliente Range 690 Comment
  CAS-BOT-BC199108  Astragalus trichopodus var. phoxus R. F. Hoover 1956-5-18 8376 San Luis Obispo Lower end of Ricky Canyon between Atascadero and Creston, on exposed south-facing rocky slope. Comment
  OBI1139  Athyrium filix-femina Robert F. Hoover 1947-8-13 7368 San Luis Obispo Hazard Canyon, in moist thicket. Comment
  OBI57179  Athysanus pusillus David J. Keil 1998-4-9 26627 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
Read comments
May 2 2013
  UCD78279  Atriplex Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4624 a San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 582 Comment
  OBI57386  Atriplex argentea var. expansa David J. Keil 1998-6-8 27722 San Luis Obispo Along Bitterwater Rd., 11.7 road miles N from Hwy 58. 536 Comment
  RSA661847  Atriplex californica Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo More or less midway between Oso Flaco Ck. and Santa Maria R. Comment
  OBI60081  Atriplex canescens George Butterworth 1997-11-17 212 San Luis Obispo 10 ft S of Soda Lake rd, 0.6 mi E of KCL 686 Comment
  UC1136266  Atriplex canescens W. A. Peterson 1936-7-9 323 San Luis Obispo Cuyama Ranch Santa Ynez Quad., Cuyama Ranch Comment
  UCSB15685  Atriplex canescens 1962-5-12 San Luis Obispo 1 mile southeast of State Highway 166 on U.S. Highway 399, Upper Cuyama 640 Comment
  CAS-BOT-BC168308  Atriplex canescens var. canescens Ernest C. Twisselmann 1960-9-25 6009 San Luis Obispo Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI17337  Atriplex coronata Robert F. Hoover 1967-6-4 10617 San Luis Obispo Carrizo Plain S of Soda Lake 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
  OBI17318  Atriplex fruticulosa Ernest C. Twisselmann 1952-5-4 179 San Luis Obispo Temblor Range and W San Joaquin Valley. Twisselmann Ranch. 7 mi S Cholame Comment
  OBI77927  Atriplex polycarpa Craig Woods 1978-3-26 10 San Luis Obispo Carrizo Plain, N end of Soda Lake 579 Comment
  OBI47528  Atriplex prostrata Deanna L. B. Montgomery 1986-8-18 76 San Luis Obispo Avila rd ca 1 mi E of Avila Beach Comment
  UCD97728  Atriplex semibaccata Ernest C. Twisselmann 1962-12-28 8014 San Luis Obispo San Luis Obispo County: Grant's Lake. 579 Comment
  CDA23325  Atriplex serenana T. C. Fuller 1962-9-6 9571 San Luis Obispo West side of Highway 101 freeway, Paso Robles. 0 Comment
  OBI25769  Atriplex serenana David J. Keil 1980-9-17 14209 San Luis Obispo Canyon Ranch on Shell creek rd 6 mi N of hwy 58. Comment
  UCR131921  Atriplex triangularis George K. Helmkamp 2003-9-8 8128 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  OBI39019  Atriplex vallicola David J. Keil 1986-3-22 19072 San Luis Obispo Carissa Plain N of Soda Lake, 1.8 mi E of Soda Lake Rd on Belmont Tr 579 Comment
  OBI65154  Atriplex vallicola Greg Wilvert 2005-5-28 439 San Luis Obispo SE Half of the Caliente Range. 0.4 km W of Padrones Cyn rd. 885 Comment
  SD71137  Atriplex vallicola R. F. Hoover 1952-5-25 8238 San Luis Obispo South end of Soda lake; Carrizo Plain. Comment
Read comments
Dec 28 2009
  OBI83479  Avena fatua Michael Lozano, Brendan Carretero 2017-2-15 5 San Luis Obispo Cal Poly Campus, Stenner Creek road. 65 yards before reaching the bridge growing underneath a tree. 125 Comment
  SBBG95347  Avena fatua C. Zeeb 1984-1-21 3 San Luis Obispo 0.6 mi E of Pennington Crk Rd Comment
  SEINET5797688 Image available Avena fatua Marcus E. Jones 1882-5-6 3232 San Luis Obispo San Luis Obispo Comment
  SEINET8941585  Avena fatua R. R. Halse 2015-1 9356 San Luis Obispo San Simeon, just N of the Motel 6 at 9070 Castillo Drive. 17 Comment
  RSA122665A  Avena sativa C. M. Belshaw 1936-3-21 1766 San Luis Obispo 1.7 miles S.E. of Cayucos 122 Comment
  RSA660601  Baccharis douglasii Austin P. Griffiths, M. E. Griffiths 1985-8-21 s.n. San Luis Obispo Northern edge at east end of Oso Flaco Causeway Comment
  OBI38321  Baccharis glutinosa David J. Keil 1976-11-9 11876 San Luis Obispo Montana de Oro state park Comment
  OBI35421  Baccharis pilularis Melody Dickens 1980-4-16 5 San Luis Obispo On Morro Rock, Morro Bay. Comment
  CAS-BOT-BC99501  Baccharis pilularis R. W. S. autumn 1884 s.n. San Luis Obispo Miles Station Comment
  CAS-BOT-BC99502  Baccharis pilularis Ernest C. Twisselmann 1968-10-21 15029 San Luis Obispo Buena Vista Drive, 1 mile north of Highway 46 190 Comment
  OBI16967  Baccharis pilularis W. Kent Allender 1962-12-17 9 San Luis Obispo Near Cuesta Summit Trail, Santa Lucia Range Comment
  OBI36147  Baccharis pilularis Walter F. Chesbro 1978-4-19 36 A San Luis Obispo South Bay Blvd., 1 mi N of Los Osos Comment
  RSA586562  Baccharis pilularis F. L. Johnson, E. A. Young 1993-5-23 ROB 0522 San Luis Obispo Twin Bridges on Boyscout Road. Comment
  OBI35780  Baccharis pilularis var. consanguinea Allison Berry 1984-4-20 123 San Luis Obispo Camp San Luis Shooting Facility; 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  OBI79762  Baccharis salicifolia David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31608 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  OBI38484  Baccharis salicifolia Eric Wise 1981-6-27 789 San Luis Obispo Cuyama River, Pine Cyn Forest Serv. Stn Comment
  OBI44971  Bellardia trixago David J. Keil 1979-4-29 13060 San Luis Obispo Laguna Lake Park Comment
  UCR161234  Bellis perennis George K. Helmkamp, E. A. Helmkamp 2004-12-6 8875 San Luis Obispo Central Coast, Arroyo Grande Community Center, Ash and Elm Streets 30 Comment
  OBI64550  Bellis perennis David J. Keil 2001-3-28 29232 San Luis Obispo Shandon. City park and schoolyard 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
  SBBG14954  Bergia texana E. C. Twisselmann 1962-7-12 7427 San Luis Obispo summit of Palo Prieto Cyn 609 Comment
  OBI16927  Blennosperma nanum Robert F. Hoover 1952-4-10 8108 San Luis Obispo 1 mi Sof Simmler Comment
  OBI54027  Blennosperma nanum var. nanum David J. Keil 1996-1 25814 San Luis Obispo Ca. 200 m from Hwy 58 on Navajo Rd. 396 Comment
  SBBG54830  Blennosperma nanum var. nanum D. Keil 1979-4-8 13027 San Luis Obispo ca. 2 mi S of California Valley, along Soda Lake Rd 579 Comment
  SEINET11264846  Blepharizonia laxa David Keil 1988-9-23 21150 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd, to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Just east of Golden Hill Rd near newly constructed church.; 0 Comment
  SEINET2444513  Bloomeria crocea Eric Luning 2003-4-15 1 San Luis Obispo Reservoir Canyon Trail.; 0 Comment
  RSA172354  Bloomeria crocea var. aurea Robert F. Thorne, Percy C. Everett 1963-6-8 32178 San Luis Obispo 6 miles NW of Bradley on road to Jolon. 213 Comment
  OBI47491  Bowlesia incana David J. Keil, Corky Matthews, Ron Branson, Malcolm McLeod 1984-5-13 18235 -1 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  SD249285  Boykinia occidentalis Michael Walgren 2013-9-18 337 San Luis Obispo Northern coastal county, at the first creek north of San Carpoforo Cr. On both sides of Highway One. 38 Comment
  OBI66852  Brachypodium distachyon David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29589 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  SBBG104564  Brachypodium distachyon F. L. Johnson, E. A. Young 1993-5-26 ROB 645 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  UC1100209  Brachypodium distachyon Malcolm A. Nobs, S. Galen Smith 1949-6-24 862 San Luis Obispo at e end of Morro Bay Morro Bay Comment
  OBI29813  Brassica nigra Ruth Davis 1964-5-10 77 San Luis Obispo 1 mi N of San Luis Obispo, just into Reservoir Cyn Comment
  UCD114748  Brassica nigra Andrew R. Moldenke; Harold N. Moldenke 1971-4-27 25564 San Luis Obispo San Luis Obispo County: Morro Bay. Comment
  CAS-BOT-BC36607  Brassica nigra R. F. Hoover 1964-6-5 8901 San Luis Obispo Santa Lucia Range. Summit of Cuesta Pass. Comment
  OBI70735  Brassica tournefortii D. R. Miller 2009-3-13 309 .873 San Luis Obispo Along Santa Ysabel Ave at 15th St, Los Osos Comment
  CAS-BOT-BC100466  Brickellia californica Clare B. Hardham 1957-9-1 2527 San Luis Obispo Cuesta Comment
  CAS-BOT-BC145497  Briza maxima W. A. Silveus 1938-6-26 2817 San Luis Obispo Morro Bay. Comment
  JEPS8414  Briza maxima Rimo Bacigalupi with A. D. Hawkes 1951-4-26 3288 San Luis Obispo Cambria; airplane landing field Comment
  UC774555  Briza maxima Carl B. Wolf 1941-7-12 10989 San Luis Obispo along coast 1 mi n Pt. Sierra Nevada; Washington School 7 Comment
  OBI45264  Briza maxima Francis X. Villablanca 1986-5-17 6 San Luis Obispo 1/2 mi S of Ardath St, and 1/4 mi E of the end of Pineridge end of Pineridge Rd Comment
  OBI26140  Briza minor David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14043 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
  SBBG104449  Brodiaea jolonensis M. D. Proctor, E. A. Young 1993-4-15 ROB 419 San Luis Obispo 0.5 km E of Sat Com on E Perimeter Rd; Camp Roberts Comment
  SBBG133062  Brodiaea terrestris subsp. kernensis D. Keil, J. Dart, M. Perry 2010-4-27 30726 San Luis Obispo SW of Carissa Plains Elementary School, S of Hwy 58; Carrizo Plain 615 Comment
  CAS-BOT-BC144272  Bromus arenarius Ernest C. Twisselmann 1954-4-16 1064 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 640 Comment
  OBI31404  Bromus arenarius Joy Nishida, Ginger King and Julie Oxford 1982-5-1 353 San Luis Obispo American Cyn campground 524 Comment
  OBI22454  Bromus arizonicus Robert D. Page 1962-3-28 47 San Luis Obispo Intersection of Murray and Santa Rose Comment
  POM262021  Bromus berteroanus I. L. Wiggins 1929-4-13 3428 San Luis Obispo Along Salinas River 5 miles north of Paso Robles. Comment
  SBBG81545  Bromus berteroanus C. F. Smith 1973-4-26 10516 San Luis Obispo E base of Caliente Mtn, lower Cuyama Valley Comment
  UCD57803  Bromus berteroanus Ernest C. Twisselmann 1961-4-11 6038 San Luis Obispo Eastern San Luis Obispo County: Dorothy Twisselmann Ranch. 670 Comment
  CAS-BOT-BC149468  Bromus berteroanus Roxana S. Ferris 1929-4-13 7533 San Luis Obispo Hills east of San Luis Obispo. Comment
  CAS-BOT-BC148953  Bromus carinatus var. carinatus Clare B. Hardham 1960-4-2 5283 San Luis Obispo Santa Lucia Mountains. Cambria Fields. Comment
  CAS-BOT-BC149153  Bromus carinatus var. marginatus John Thomas Howell 1960-3-22 35139 San Luis Obispo San Luis Obispo. Comment
  RSA750497  Bromus catharticus D. R. Miller 1993-9-1 993 -49 San Luis Obispo Fence corner (pastures) near farm at 3 ranch. 366 Comment
  OBI22445  Bromus catharticus var. elatus Eben McMillan 1953-5-8 147 San Luis Obispo E. McMIllan Ranch, Choice Valley. Two mi S and 8 mi E of Shandon Comment
  UC1131162  Bromus diandrus N. K. Carlson 1936-3-21 202 San Luis Obispo 2 mi sw of Asphalt MIne 48 Comment
  CAS-BOT-BC155736  Bromus diandrus Ernest C. Twisselmann 1969-4-24 15211 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 234 Comment
  OBI32360  Bromus diandrus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15939 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini Ranch rd on dirt road leading onto slopes of Cypress Mtn Comment
  OBI58420  Bromus hordeaceus Austin P. Griffiths 1987-5-18 18191 San Luis Obispo Guadalupe Dunes, Revegetation site on high dunes immediately W of Oso Flaco Lake Comment
  SBBG110346  Bromus hordeaceus C. B. Hardham 1961-5-18 7102 San Luis Obispo between Pine Mtn and Rocky Butte Comment
  OBI35796  Bromus hordeaceus Allison Berry 1984-3-30 54 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI22367  Bromus madritensis subsp. madritensis Robert F. Hoover 1964-4-14 8709 San Luis Obispo San Luis Obispo Comment
  OBI22419  Bromus madritensis subsp. madritensis Robert F. Hoover 1949-5-14 7678 San Luis Obispo Rocky Butte district, above San Simeon Comment
  OBI32353  Bromus madritensis subsp. madritensis David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15946 San Luis Obispo 2.5 mi E of jctn with Santa Rosa Crk rd and Fiscalini Ranch rd on dirt road leading onto slope of Cypress Mtn Comment
  OBI81063  Bromus rubens David J. Keil 2015-2-14 32588 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  OBI42207  Bromus sitchensis David J. Keil, LynneDee Oyler 1986-5-21 19519 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. Eastern base of Santa Lucia Mts in area that was locally the eastern boundary of the Las Pilitas fire of July 1985. Comment
  OBI50138  Bromus sitchensis Michael Curto, Linda Allen 1991-5-18 704 San Luis Obispo Santa Lucia Range, E slope, Cypress Mt rd ca 14 km S of Chimney Rock Rd Comment
  CAS-BOT-BC233750  Buddleja davidii Ernest C. Twisselmann 1967-8-23 13565 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC36879  Cakile edentula var. edentula Alice Eastwood 1927-4-7 14249 San Luis Obispo San Luis Obispo. Morro. Comment
  OBI35414  Cakile maritima Helen Jones 1982-9-21 41 San Luis Obispo Piedras Blancas Point Comment
  OBI53498  Cakile maritima Arthur W. Hazebrook 1991-6-6 96 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, SW facing side of hill; at the SW base of the hill and throughout the area Comment
  CAS-BOT-BC233930  Calandrinia breweri R. F. Hoover 1951-4-15 8041 San Luis Obispo Stoney Creek, tributary of Huasna River Comment
  CDA11443  Calandrinia ciliata G. F. Hrusa 1995-5-28 12196 San Luis Obispo Black Butte Research Natural Area; Black Butte Research Natural Area. Comment
  OBI28263  Calandrinia ciliata Spasbo/Krystoff 1982-4-18 25 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  SBBG122336  California macrophylla D. Keil, K. Keil 2001-4-20 29355 San Luis Obispo Bitterwater Rd, ca. 10 mi N of jct with Hwy 58 670 Comment
  OBI63096  Callitriche heterophylla David J. Keil 2002-4-4 29786 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Margarita and east of US 101. Vicinity of 35.4035 deg. N, 120.6199 deg. W 305 Comment
  SBBG125607  Calochortus albus D. Keil 1987-5-6 20138 San Luis Obispo Hwy 229 ca. 0.5 mi N of jct with Hwy 58 Comment
  RSA123176  Calochortus albus C. A. Graham 1938-4-26 381 San Luis Obispo 5 mi ESE of Bryson. 381 Comment
  UC454395  Calochortus albus I. J. Condit 1911-6-13 San Luis Obispo Cambria road Santa Rosa Creek Comment
  OBI35299  Calochortus clavatus Melody Dickens 1980-5-30 25 BH San Luis Obispo Collected on Black hill, Morro Bay State Park Comment
  CAS-BOT-BC132359  Calochortus clavatus R. F. Hoover 1957-7-19 8387 San Luis Obispo Cypress Mt. Comment
  UC119781  Calochortus clavatus Alice Eastwood 1902-6-13 San Luis Obispo between Carisa and Cuyama (near the boundary between Santa Barbara and San luis Obispo Counties) Comment
  RSA534455  Calochortus obispoensis Clare B. Hardham 1958-6-20 3704 San Luis Obispo Steiner Creek, near San Luis Obispo Comment
  SBBG133022  Calochortus obispoensis D. Keil, M. McLeod, C. Matthews, R. Branson, et al. 1995-6-26 25411 San Luis Obispo W Cuesta Ridge at W end of botanical area Comment
  SBBG104904  Calochortus venustus F. L. Johnson, E. A. Young 1993-5-24 ROB 549 San Luis Obispo 1 km S of Twin Bridges; Camp Roberts Comment
  UC337920 Image available Calochortus venustus unknown Jun 1887 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC496859  Calochortus venustus Eben McMillan 1958-5-1 44 -1 San Luis Obispo Low hills on the Carrisa Ranch, west side of Carrisa Plains Comment
  UC1296326 Image available Calochortus venustus R. F. Hoover 1949-5-15 San Luis Obispo 14 mi e Creston (on La Panza road) Comment
  RSA0008359  Calycadenia villosa Clare B. Hardham, Butterworth 1960-6-9 6132 San Luis Obispo Cammatta Ranch, Creston-Simmler Road Comment
  OBI27309  Calyptridium monandrum Robert L. Allen, Nancy E. Arnold 1981-5-10 287 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts. Growing near ravine, foot of N facing slope 305 Comment
  UC1953328  Calystegia collina David Keil with Rhonda Riggins and D. R. Miller 1998-5-27 27506 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd, 17 road miles from Highway 1, between Rocky Butte & Burnett Peak. Comment
  OBI55360  Calystegia collina subsp. apicum David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27506 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
  CAS-BOT-BC221405  Calystegia longipes R. F. Hoover 1966-7-13 9913 San Luis Obispo Middle Branch Huerhuero Creek Comment
  SD244675  Calystegia malacophylla subsp. pedicellata David Keil, Matt Ritter, Dan Sinton, et al. 2012-4-12 31260 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road. 526 Comment
  SD245328  Calystegia malacophylla subsp. pedicellata David Keil 1998-6-10 27770 San Luis Obispo Los Padres National Forest. Black Mountain Road, 0.2-0.3 miles above (northwest) junction with Navajo Road. Comment
  POM202134  Calystegia soldanella L. M. Booth 1932-5-7 770 San Luis Obispo Pismo Comment
  OBI57541  Calystegia subacaulis subsp. episcopalis David J. Keil 1998-4-10 26681 San Luis Obispo At LeRoy Baldwin property, 2051 O'Connor Way, SW of San Luis Obispo. Comment
  OBI67037  Calystegia subacaulis subsp. episcopalis David J. Keil, with V. L. Holland 2001-5-24 29491 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  OBI52977  Calystegia subacaulis subsp. episcopalis Tamara Klug 1995-5-31 2 San Luis Obispo Chorro Valley Pipeline rte at El Chorro Regional Park Comment
  RSA115609  Camissonia californica E. C. Twisselmann 1955-5-18 1996 San Luis Obispo San Juan River Valley, 8.6 miles south of Shandon 427 Comment
  SEINET7040135  Camissonia campestris subsp. campestris A. G. Vestal 1962-4-10 San Luis Obispo 0.1 mile northwest of Pozo junction [PoZo], UTM Zone 10, 738820mE, 3909675mN. Comment
  UC518975  Camissonia campestris subsp. campestris David D. Keck 1933-5-3 2110 San Luis Obispo at junction of Estrella rd and Shandon road (2.9 mi e of Paso Robles) Comment
  SBBG125792  Camissonia campestris subsp. obispoensis T. Fitanides with M. Johnson 2010-5-22 187 San Luis Obispo Tierra Redonda Mtn 611 Comment
  POM215212  Camissonia campestris subsp. obispoensis Mary E. Wall 1933-4-24 s.n. San Luis Obispo Santa Margarita. El Dorado School. Comment
  RSA355132  Camissonia cheiranthifolia subsp. cheiranthifolia C. F. Smith 1962-8-7 8043 San Luis Obispo On arrested dunes above Oso Flaco Lake, south of Oceano Comment
  RSA215460  Camissonia cheiranthifolia subsp. cheiranthifolia K. L. Chambers 1966-8-30 2471 San Luis Obispo Near mouth of Hazard Canyon, 1.5 miles south of the south end of Morro Bay Comment
  RSA145086  Camissonia contorta E. G. Linsley, J. W. MacSwain 1959-4-27 59 -82 San Luis Obispo 4.5 miles east of Santa Margarita. Comment
  RSA186461  Camissonia micrantha Peter H. Raven 1963-5-5 18310 San Luis Obispo 2.9 miles east of San Miguel on road to Estrella Comment
  CAS-BOT-BC160291  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Alice Eastwood 1927-4-7 14258 San Luis Obispo Morro, San Luis Obispo Comment
  CAS-BOT-BC160315  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1966-9-13 10011 San Luis Obispo Point Sierra Nevada Comment
  CAS-BOT-BC160282  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Mrs. R. W. Summers 311 San Luis Obispo Unspecified Comment
  OBI11901  Camissoniopsis ignota Robert F. Hoover 1947-4-12 6904 San Luis Obispo Upper Navajo Crk La Panza Range, in area swept by fire last summer Comment
  OBI32456  Camissoniopsis intermedia Rhonda Riggins 1983-5-7 1482 San Luis Obispo Los Padres Natl Forest, 0.8 mi NE Queen Bee Camp ground Comment
  OBI80980  Capsella bursa-pastoris Sammy Bueche, Anthony Campos, Mia Stornetta, Jessie Poletti, John Corotis, Andy Catanio 2015-4-24 9 San Luis Obispo Strother Park. Hillside that gradually slopes into a flat area along the bank of teh Arroyo Grande Creek. 14 Comment
  UC1296157  Cardamine californica R. F. Hoover 1947-3-1 6628 San Luis Obispo Cambria Comment
  UCR161333  Cardamine californica var. californica George K. Helmkamp, E. A. Helmkamp 2005-3-5 9008 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness north of Lake Lopez, Upper Lopez Canyon Road, 7.2 mi north of jct with Lopez Road and at Water End Road 174 Comment
  OBI82381  Cardamine hirsuta David J. Keil 2016-2-14 33457 San Luis Obispo Irish Hills Natural Preserve. Prefumo Canyon trailhead Comment
  CDA34867  Cardamine hirsuta David J. Keil 1999-3-14 28213 San Luis Obispo Cambria. Fern Canyon along trail off Fern Drive. 0 Comment
  OBI82464  Cardamine oligosperma David J. Keil, with Bill Waycott, Neil Havlik, and Ron Rothman 2016-3-4 33540 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rothman property at 6140 High Laurel Lane 400 Comment
  UCR160306  Cardamine pensylvanica George K. Helmkamp 2004-5-9 8571 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park along Mesa View Dr. (Calif. Hwy 1), 0.2 mi south of the jct of Halcyon Rd. 61 Comment
  RSA0021412  Cardaria draba W. M. Arbaugh 1968-5-28 201 San Luis Obispo One mile east of Oso Flaco Lake. growing in ditches along cultivated fields Comment
  OBI5026  Cardionema ramosissimum Robert J. Rodin 1956-5-20 6060 San Luis Obispo S end of Morro Bay Comment
  CAS-BOT-BC19316  Carex barbarae Roxana S. Ferris 1939-6-9 9774 San Luis Obispo Norther edge of Atascadero. Comment
  RSA142018  Carex barbarae Clare B. Hardham 1959-4-29 4338 San Luis Obispo Santa Lucia Mountains: Stenner Creek near San Luis Obispo. Comment
  CAS-BOT-BC19398  Carex bolanderi R. F. Hoover 1964-6-7 8995 San Luis Obispo San Carpoforo Creek just above Windy Point. Comment
  CAS-BOT-BC34016  Carex brevicaulis Alice Eastwood; John Thomas Howell 1938-6-15 5990 San Luis Obispo Carpojo Creek. Comment
  OBI40978  Carex cusickii David J. Keil, Eric A. Wise 1985-4-25 18541 San Luis Obispo Black lake Cyn between Calif Hwy 1 and the Guadalupe Rd Comment
  OBI69305  Carex densa David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29831 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
  OBI58891  Carex globosa David J. Keil 1998-3-27 26426 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  SBBG109306  Carex harfordii C. B. Hardham 1960-6-17 6183 San Luis Obispo Cambria Comment
  CAS-BOT-BC119428  Carex nudata R. F. Hoover 1947-3-21 6706 San Luis Obispo California Polytechnic campus. Comment
  OBI78914  Carex nudata David J. Keil 1988-3-19 20440 San Luis Obispo Froom Ranch, southwest of US 101 and Los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  OBI79718  Carex obispoensis Michael Walgren 2014-5-1 412 San Luis Obispo North coastal county, few scattered plants growing in a grassland near the Piedras Blancas Motel. Collected east of Highway One and adjacent to homes 25 Comment
  CAS-BOT-BC146577  Carex obispoensis Clare B. Hardham 1958-4-9 3051 San Luis Obispo Cuesta Sargent Cypress Forest Comment
  RSA0000223  Carex obispoensis Alice Eastwood, John Thomas Howell 1936-5-7 2271 San Luis Obispo Boggy slope on serpentine, Steiner Creek near San Luis Obispo. 152 Comment
  SBBG80736  Carex obispoensis D. Keil, M. McLeod, M. Luckow 1980-5-18 14038 San Luis Obispo ca. 1 mi E of St Hwy 1, Hearst Ranch Comment
  POM313117  Carex pansa Malcolm A. Nobs, S. Galen Smith 1948-9-9 662 San Luis Obispo Dune-bound marshes, south of Pismo Beach. Comment
  OBI37568  Carex praegracilis V. L. Holland 1985-1 s.n. San Luis Obispo Nipomo Dunes NE and SE of Union Oil Refinery Comment
  OBI22665  Carex subbracteata Robert F. Hoover 1947-4-18 6941 San Luis Obispo Cambria Comment
  UC310444  Carex subbracteata Philip A. Munz 1926-4-9 10204 San Luis Obispo 15 mi from Morro (on Willow Creek Road, Ascension School) Comment
  SEINET13261686  Carex teneriformis D. Keil 1985-1 18799 San Luis Obispo Los Osos/ Baywood Park area. End of Nipomo Ave (1.5 blocks ESE of Willow Dr) and N across scrub to Eto Lake Comment
  CAS-BOT-BC115632  Carex triquetra Alice Eastwood; John Thomas Howell 1937-4-30 4153 San Luis Obispo Huasna district Comment
  OBI53578  Carpobrotus chilensis Arthur W. Hazebrook 1991-4-28 51 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  OBI35403  Carpobrotus edulis Helen Jones 1982-9-21 84 San Luis Obispo Piedras Blancas Point Comment
  CDA37819  Carthamus lanatus J. L. Johnson 1975-7-9 s.n. San Luis Obispo No additional data. 0 Comment
  SBBG55793  Castilleja affinis C. Reyes 1980-2-29 1 San Luis Obispo campus of Cal Polytechnic State Univ, 0.75 mi in Poly Cyn on right side of rd, 40' above rd on hills Comment
  UC1925851  Castilleja affinis David Keil 1985-6-19 18874 San Luis Obispo Hills south of Los Osos. Above Broderson Avenue., east of Cabrillo Estates subdivision. Comment
  JEPS57300  Castilleja affinis subsp. affinis L. R. Heckard 1968-5-14 1880 San Luis Obispo s of Cambria (below Cambria Lodge) Comment
  UC1953214  Castilleja brevistyla David Keil with Lynne Dee Althouse and Meg Perry 2010-4-8 30695 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  OBI25054  Castilleja densiflora David J. Keil, Dirk Walters 1980-4-26 13856 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  JEPS9413  Castilleja densiflora subsp. densiflora W. L. Jepson 1939-4-13 19087 San Luis Obispo Santa Margarita 304 Comment
  OBI31677  Castilleja densiflora subsp. obispoensis Smeltzer, Turnquist 1982-4-12 38 San Luis Obispo SE side of Laguna Lake Park from the roadway over to base of hill Comment
  JEPS78257  Castilleja densiflora subsp. obispoensis L. R. Heckard with R. Bacigalupi 1979-5-14 5008 San Luis Obispo about 0.25 mi e Route 1 (on State Hwy 46, s of Cambria) Comment
  CDA15624  Castilleja exserta G. F. Hrusa, Jeff Hart 1993-4-6 10704 a San Luis Obispo Carrizo Plain. S end of Soda Lake on E side. 609 Comment
  OBI58757  Castilleja exserta David J. Keil 1998-3-27 26475 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  UC1315045  Castilleja exserta R. F. Hoover 1967-4-5 10361 San Luis Obispo w edge Carrizo Plain (on Highway 58) Comment
  JEPS27041  Castilleja exserta subsp. exserta Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-11 7421 San Luis Obispo e of and directly above Morro Beach community (just s of town water-tank) 91 Comment
  SBBG84828  Castilleja exserta subsp. exserta C. F. Smith 1957-4-21 5151 San Luis Obispo Hwy 399 (St Hwy 33), E of Maricopa turnoff Comment
  UCSB46380  Castilleja exserta subsp. exserta Popson, Jann 1983-4-15 San Luis Obispo Nipomo mesa; 5 miles south of Halycon Road; on Calif. 1 30 Comment
  SBBG118232  Castilleja exserta subsp. latifolia E. Painter, M. Wetherwax 2002-5-22 SLO 274 San Luis Obispo Guard Hill; Camp San Luis Obispo 250 Comment
  OBI65910  Castilleja foliolosa D. R. Miller 1994-4-28 494 -251 San Luis Obispo Pine Mt Region. From ocean-side slope near Fire lookout; Pico Crk drainage 900 Comment
  UC1063286  Castilleja foliolosa T. M. Hendrix 1937-4-23 86 San Luis Obispo 1.6 mi sw Pozo; Los Padres National Forest, Pozo Quad. 472 Comment
  CAS-BOT-BC241092  Castilleja mollis Rimo Bacigalupi; R. S. Ferris; R. W. Holm; R. M. Page; R. M. Page 1953-7-24 4321 San Luis Obispo Original collection from Santa Rosa Island. On sand dunes beyond (northwest of) Oso Flaco Lake, immediately back of ocean beach, about 5 miles south of Oceano Comment
  UC1314913  Castilleja plagiotoma R. F. Hoover 1967-3-27 10276 San Luis Obispo Chalk Mt.; Cuyama Valley Comment
  CAS-BOT-BC38205  Caulanthus anceps Alice Eastwood 1926-5-5 13896 San Luis Obispo Cholame. Comment
  CAS-BOT-BC38207  Caulanthus anceps Alice Eastwood; John Thomas Howell 1935-3-25 2003 San Luis Obispo Cholame. Comment
  CAS-BOT-BC38238  Caulanthus anceps Ernest C. Twisselmann 1965-3-23 10492 San Luis Obispo Temblor Range and the Western San Joauin Valley. Pinole Hills at the head of Bitterwater Creek. 670 Comment
  OBI14938  Caulanthus anceps Robert F. Hoover 1949-4-21 7626 San Luis Obispo 14 mi E of Creston on Laz Panza Rd Comment
  POM203587  Caulanthus anceps I. L. Wiggins 1932-3-21 s.n. San Luis Obispo Near junction of Carrizo Plain road with Bitterwater Valley Road. Comment
  JEPS53340  Caulanthus coulteri var. lemmonii Betty Knight 1929-3-23 San Luis Obispo Paso Robles Comment
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Sep 26 2006
  UC524066  Caulanthus coulteri var. lemmonii Ira L. Wiggins 1932-3-25 5851 San Luis Obispo hillside on w side of highway 6 mi n Paso Robles; n of Paso Robles Comment
  OBI2652  Caulanthus inflatus Dieter H. Wilken 1965-3-27 137 San Luis Obispo Crocker Grade, W slope of the Temblor Range 914 Comment
  OBI33276  Caulanthus lasiophyllus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15720 San Luis Obispo Pennington Crk Bio Reserve, W of San luis Obispo Comment
  SBBG16957  Caulanthus lasiophyllus C. B. Hardham 1960-4-4 5297 San Luis Obispo Cantinas Crk 243 Comment
  SFV1529  Caulanthus lasiophyllus E. R. Chandler 1962-4-3 487 San Luis Obispo Field at side of road, 1 mile east of Cholame. Comment
  OBI14885  Caulanthus lemmonii Robert F. Hoover 1952-4-8 8076 San Luis Obispo La Panza District Comment
  CAS-BOT-BC39517  Caulanthus lemmonii R. F. Hoover 1949-4-2 7563 San Luis Obispo Cholame Valley, at foot of Cottonwood Pass grade. Comment
  SBBG2440  Caulanthus lemmonii C. B. Hardham 1957-3-24 1555 San Luis Obispo Chalk Rock, Peachy Cyn Comment
  UCD112085  Ceanothus cuneatus R. S. Woglum 1941-4-26 2980 San Luis Obispo San Luis Obispo County: La Panza. Comment
  CAS-BOT-BC48988  Ceanothus cuneatus D. E. Breedlove 1962-3-29 2031 San Luis Obispo 6.3 miles east of Santa Margarita, La Panza Range on main road to Carrizo Plain 411 Comment
  OBI28089  Ceanothus cuneatus Carrie Wilson, Allison Berry 1982-4-24 19 San Luis Obispo Approx 6.5 mi NW of Paso Robles on Ca rte G14. 1/2 mi inside entrance to Devil's Gorge campgd. On ridge above E shore of Lake Nacimiento Comment
  SBBG104811  Ceanothus cuneatus var. cuneatus M. D. Proctor, E. A. Young 1993-3-17 ROB 179 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC1315087  Ceanothus cuneatus var. cuneatus R. F. Hoover 1967-2-18 10227 San Luis Obispo Diablo Canyon San Luis Range Comment
  CAS-BOT-BC94837  Ceanothus cuneatus var. cuneatus R. C. Wenk 2007-4-7 587 San Luis Obispo Along Hwy. 58 going west from Carrizo Plain, about 6 miles W of Pozo Road turnoff 533 Comment
  SBBG104362  Ceanothus cuneatus var. cuneatus D. A. Young, F. L. Johnson 1992-6-16 ROB 16 San Luis Obispo 1 km N of Nacimiento Rd; Camp Roberts Comment
  OBI66705  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18149 San Luis Obispo Montana de oro state park, 100 yds in on S edge of path Comment
  SBBG119165  Ceanothus cuneatus var. fascicularis G. K. Helmkamp 2004-2-11 8289 San Luis Obispo Nipomo Mesa, Pomeroy Rd, ca. 1.1 mi N of Willow Rd 130 Comment
  CDA17600  Ceanothus cuneatus var. fascicularis Austin Griffiths 1981-2-16 s.n. San Luis Obispo Nipomo Mesa; Along on Lejun Rd. just W of Pomeroy Rd., Nipomo Mesa. Comment
  OBI10546  Ceanothus cuneatus var. fascicularis Robert F. Hoover 1969-2-2 11187 San Luis Obispo Above Los Osos Comment
  RSA758518  Ceanothus cuneatus var. ramulosus Dylan O. Burge 2007-4-17 DOB 847 c San Luis Obispo Irish Hills Natural Reserve, on hill bordered to the north by Prefumo Canyon, and to the south by Froom Creek, accessed via foot trail, about 1.6 miles via Mariposa Trail and Morro View Trail., Parking at trail head 2.3 road miles northwest of Highway 101 via Osos Valley Road and Prefumo Canyon Road, 12.1 km 121 degrees true east-southeast of Los Osos. 310 Comment
  OBI10261  Ceanothus cyaneus Bonnie M. Thompson 1963-11-20 560 San Luis Obispo Library patio; Cal Poly campus, SLO Comment
  UC1070590  Ceanothus dentatus B. Bolt 1936-4-20 669 San Luis Obispo 1.25 mi w. Cuesta; San Luis Obispo quad., Santa Barbara Nat. For. 701 Comment
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Feb 5 2014
  CAS-BOT-BC94835  Ceanothus dentatus R. C. Wenk 2007-4-25 668 San Luis Obispo Cuesta Springs Rd., 0.25 mi. W of Highway 101 at the top of Cuesta Grade 500 Comment
  UC569689  Ceanothus foliosus H. C. Lee 1936-5-27 640 San Luis Obispo 2.5 mi se Colwell Ranch (head of Pozo Creek.); Nipomo quad. 731 Comment
  OBI66697  Ceanothus foliosus Austin P. Griffiths, G. F. Hrusa 1987-5-2 18162 San Luis Obispo Cuesta Ridge. Downslope from coll. 18161 which is along roadside along ridge NW of Cuesta Pass Comment
  CAS-BOT-BC50018  Ceanothus hearstiorum James Roof; Walter Knight 1966-2-26 1340 San Luis Obispo Arroyo de la Cruz. Piedras Blancas (Hearst) Ranch 60 Comment
  UC608221  Ceanothus impressus A. E. Wieslander 1938-4-2 720 San Luis Obispo 1 mi S of Los Berros 121 Comment
  CDA17694  Ceanothus impressus var. nipomensis A. Griffiths 1985-3-13 s.n. San Luis Obispo Central Coast; Just off Pomeroy N of Willow St., 0 Comment
  SBBG36824  Ceanothus impressus var. nipomensis M. Van Rensselaer 1941-6-22 1685 San Luis Obispo dirt rd, exactly 4 mi W (or NW) of Nipomo; ISOTYPE Comment
  OBI10424  Ceanothus maritimus Robert F. Hoover 1948-5-16 7529 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 Comment
  OBI56204  Ceanothus maritimus K. K. Muller 1956-1-30 740 San Luis Obispo Just inland from hwy 1 on S side of mouth of Arroyo de la Cruz Comment
  UCR169360  Ceanothus oliganthus subsp. oliganthus George K. Helmkamp, E. A. Helmkamp 2005-3-1 8975 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lake Lopez; 0.3 mi. N of Hi Mountain Road along Upper Lopez Canyon Road 311 Comment
  SBBG93954  Ceanothus oliganthus var. sorediatus S. A. Junak, T. Ayers 1989-7-14 4124 San Luis Obispo extreme N edge of Cuesta Ridge Botanical Area, end of powerline rd 0.4 mi SW of intersection with Tassajera Crk Rd 505 Comment
  UC455425  Ceanothus oliganthus var. sorediatus E. P. Unangst 1907-4-3 San Luis Obispo Cuesta Comment
  CAS-BOT-BC51579  Ceanothus oliganthus var. sorediatus R. F. Hoover 1951-4-15 8048 San Luis Obispo Stoney Creek 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
  CAS-BOT-BC50414  Ceanothus papillosus Brandegee 1890-1-1 53 San Luis Obispo San Simeon Comment
  CAS-BOT-BC51227  Ceanothus papillosus R. F. Hoover 1949-5-14 7684 San Luis Obispo Region of Rocky Butte, above San Simeon Comment
  CDA17092  Ceanothus papillosus var. roweanus G. F. Hrusa, A. Griffiths 1987-5-3 5338 San Luis Obispo Montana de Oro State Park; Buchon Ridge immed. W of Coon Creek Cyn. 274 Comment
  SEINET12209513  Ceanothus sorediatus R. J. Rodin 1957-1 6134 San Luis Obispo 0.5 mi W of Guesta Summit on Highway 101 Comment
  PASA2516  Ceanothus thyrsiflorus M. Stason 1930-4-13 San Luis Obispo San Simeon Comment
  OBI10499  Ceanothus thyrsiflorus var. griseus Robert F. Hoover 1967-2-18 10215 San Luis Obispo Diablo Cyn, San Luis range Comment
  OBI38314  Centaurea calcitrapa David J. Keil 1977-7-16 12479 San Luis Obispo Along Lopez Lake Rd between the dam and the Lopez Recreation area Comment
  UCSB39880  Centaurea calcitrapa Shaw, J. 1982-7-1 San Luis Obispo At intersection of Foothill Road and Los Osos Valley Road in San Luis Obispo 30 Comment
  OBI55162  Centaurea cyanus David J. Keil 1993-7-7 24269 San Luis Obispo Cambria. Along hwy 1 N of Burton Dr Comment
  OBI19355  Centaurea melitensis F. Rush May-56 128 San Luis Obispo Mt SLO Comment
  RSA0028148  Centaurea melitensis Greg Wilvert 2005-6-29 484 San Luis Obispo Padrones Spring. 882 Comment
  SBBG104625  Centaurea melitensis D. A. Young, F. L. Johnson 1992-6-16 ROB 11 San Luis Obispo ca. 0.5 km N of Bee Rock Rd on East Perimeter Rd; Camp Roberts Comment
  CDA34827  Centaurea melitensis David J. Keil 1988-7-2 20883 San Luis Obispo Morro Bay State Park, east of South Bay Blvd. 0 Comment
  OBI3865  Centaurea melitensis Patricia Wiese 1971-5-31 75 San Luis Obispo Fuelbreak in Cuesta ridge Botanical area. 2 mi NW of Cuesta Pass 762 Comment
  OBI55174  Centaurea melitensis Greg Frugoli 1997-5-31 100 San Luis Obispo On Pozo Rd, 0.5 mi W of the summit, La Panza range, Los Padres NF (HWy 58 burn area) 732 Comment
  CAS-BOT-BC277222  Centaurea solstitialis R. F. Hoover 1964-7-9 9121 San Luis Obispo Santa Margarita Comment
  SBBG94140  Centaurea solstitialis T. J. Ayers with S. A. Junak 1989-6-22 758 San Luis Obispo TV towers just E of West Cuesta Ridge Rd, ca. 3 mi W of US Hwy 101, Cuesta Ridge Botanical Area 762 Comment
  RSA164096  Centaurea solstitialis E. C. Twisselmann 1963-8-4 8823 San Luis Obispo Palo Prieta Canyon at the Twisselmann Ranch cattle gaurd 579 Comment
  CAS-BOT-BC272804  Centromadia parryi subsp. congdonii R. F. Hoover 1946-8-3 6263 San Luis Obispo Laguna near San Luis Obispo Comment
  OBI76635  Centromadia pungens subsp. pungens Jason Dart 2004-8-9 246 San Luis Obispo Santa Margarita, at the NE corner of the intersection of Pozo Rd and hwy 58 309 Comment
  SBBG103052  Centromadia pungens subsp. pungens C. F. Smith 1947-6-22 2053 San Luis Obispo Hwy 41 on Polonio Pass grade, between Cholame and San Joaquin Valley Comment
  OBI75498  Cerastium glomeratum Jenner Whitt 2003-4-21 62 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI10203  Cercocarpus betuloides Robert F. Hoover 1964-4-13 8697 San Luis Obispo Two mi S of Atascadero, W of hwy 101, near base of shale hill Comment
  OBI80189  Cercocarpus betuloides David J. Keil 1978-3-25 12689 San Luis Obispo Irving Ranch. Comment
  SEINET8722758 Image available Cercocarpus betuloides W. A. Petersen 1937-1 614 San Luis Obispo In Chapparal, 1 1/2 miles southwest of La Panza Ranch, elevation 1750 feet. 533 Comment
  CAS-BOT-BC137157  Cercocarpus betuloides var. betuloides R. F. Hoover 1946-9-15 6407 San Luis Obispo East slope of La Panza Range Comment
  UC72964  Cercocarpus betuloides var. betuloides Miss M. Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC137177  Cercocarpus betuloides var. betuloides W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mts., near R.R. tunnel Comment
  OBI16847  Chaenactis fremontii Robert F. Hoover 1967-4-16 10484 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  UC1532801  Chaenactis glabriuscula var. glabriuscula Robert F. Thorne 1968-6-7 37778 San Luis Obispo 3 mi s of Oceano (back of sand dunes near Jack Lake); Jack Lake Comment
  OBI16802  Chaenactis glabriuscula var. glabriuscula Robert F. Hoover 1966-3-30 9784 San Luis Obispo First large cyn N of Crocker Grade, W side of Temblor Range Comment
  OBI53521  Chaenactis glabriuscula var. lanosa Arthur W. Hazebrook 1991-4-19 28 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill. Stabilized dunes approx 30m up from riparian corridor that runs EW along the NE facing side of the Hill Comment
  UC1285248  Chaenactis stevioides R. F. Hoover 1952-5-24 8202 San Luis Obispo toward w end of ridge Caliente Mt. Comment
  OBI56326  Chenopodium album David J. Keil 1999-5-19 28346 San Luis Obispo Field at northeastern corner of intersection of Los Osos Valley Road and Foothill Road near San Luis Obispo city limits. Comment
  OBI17239  Chenopodium californicum F. Rush April1956 56 San Luis Obispo Mt. SLO Comment
  SEINET5764306 Image available Chenopodium californicum Ira L. Wiggins 1932-1 5799 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  OBI82357  Chenopodium glaucum David J. Keil 2015-9-21 33405 San Luis Obispo Arroyo Grande. Fair Oaks Avenue at Fred Grieb bridge over Arroyo Grande Creek 25 Comment
  CAS-BOT-BC214854  Chenopodium littoreum R. F. Hoover 1966-5-15 9856 San Luis Obispo Jack Lake Comment
  RSA767769  Chenopodium littoreum Nuri Benet-Pierce, John P. Pierce 2010-6-4 294 San Luis Obispo Semi-stabilized dunes at Nipomo-Dunes National Wildlife Refuge, Guadalupe 11 Comment
  SDSU19548  Chenopodium murale Nuri Benet-Pierce, John P. Pierce 2010-6-7 309 San Luis Obispo Land Conservancy Preserve at Jack Lake, Guadalupe, California 14 Comment
  UC1945181  Chlorogalum pomeridianum var. minus David Keil 2001-5-10 29448 San Luis Obispo Highway 58, 4.7 road miles east from Shell Creek at about 35.41629 N x 120.28222 W. Comment
  OBI21636  Chondrilla juncea Lela and Bernie Burdett, Bernie Burdett 1978-10-30 s.n. San Luis Obispo San Luis Obispo, Terrace Hill. Comment
  OBI69437  Chorispora tenella David J. Keil 2008-4-17 30513 San Luis Obispo Highway 166, 1.2 miles west of junction with Highway 33. Cuyama Valley east of Cuyama. 720 Comment
  OBI29299  Chorizanthe Lou Morton 1981-5-17 s.n. San Luis Obispo Laguna Lake Park [San Luis Obispo] Comment
  CAS-BOT-BC178921  Chorizanthe angustifolia R. F. Hoover 1964-6-6 8962 San Luis Obispo Los Osos Comment
  CAS-BOT-BC178941  Chorizanthe angustifolia Alice Eastwood 1928-5-16 15102 San Luis Obispo Morro Bay Comment
  JEPS113042  Chorizanthe angustifolia Dean W. Taylor 1994-6-16 14397 San Luis Obispo Nipomo Mesa (ca. 2 air mi WNW of Highway 101 at Nipomo); vacant lots of partially developed subdivision along Willow Road 0.2 mi N of junction with Pomeroy Road (opposite 1111 Willow Rd.) 112 Comment
  RSA355831  Chorizanthe angustifolia Robert F. Thorne 1968-6-7 37787 San Luis Obispo Jack Lake, sandy flat area back of dunes near lake, 3 miles south of Oceano. Comment
  SBBG61725  Chorizanthe angustifolia R. Hoffmann 1930-5-30 San Luis Obispo Gun Club, Oceano Comment
  UCR24796  Chorizanthe angustifolia var. eastwoodiae George K. Helmkamp 1981-6-20 s.n. San Luis Obispo Los Osos: just north of Martingale Avenue and Buckskin Drive 61 Comment
  SBBG93745  Chorizanthe breweri S. A. Junak 1990-6-27 4382 San Luis Obispo pullout area along N side of W Cuesta Ridge Rd, ca. 0.1 mi W of W boundary for Cuesta Ridge Botanical Area, ca. 5.3 mi W of US Hwy 101 768 Comment
  OBI11233  Chorizanthe diffusa Robert F. Hoover 1964-7-11 9183 San Luis Obispo 3 mi NW of Nipomo Comment
  OBI50325  Chorizanthe diffusa Tawney Odegard 1985-5-5 56 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley Rd after passing "Golf Course" sign, turn right on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi MBKR site is on the left Comment
  OBI53065  Chorizanthe diffusa David J. Keil 1995-5-23 25205 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  CAS-BOT-BC191235  Chorizanthe douglasii R. F. Hoover 1947-4-20 6969 San Luis Obispo Pilitas Creek district Comment
  CAS-BOT-BC256948  Chorizanthe membranacea Ernest C. Twisselmann 1962-4-27 7020 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 3 miles south of Cholame 548 Comment
  JEPS99155  Chorizanthe obovata Clare B. Hardham 1004 San Luis Obispo See Canyon Comment
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1
  UC72685  Chorizanthe obovata Miss M. Alice King June, 1895 San Luis Obispo Arroyo Grande Comment
  UC1185320  Chorizanthe obovata Clare B. Hardham 1959-6-10 4881 San Luis Obispo Atascadero Santa Lucia Mountains, Atascadero (Santa Barbara Road, Santa Lucia Mountains) Comment
  OBI44856  Chorizanthe palmeri David J. Keil 1979-7-1 13139 San Luis Obispo Ridge between Prefumo Cyn and See Canyon. About 5 mi from jctn of Los Osos valley rd and Prefumo Cyn rd Comment
  SEINET7063717  Chorizanthe palmeri A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine at San Luis Obispo. UTM Zone 10, 716128mE, 3906096mN. (WGS84/NAD83). 523 Comment
  UCD99795  Chorizanthe palmeri Daryl Koutnik 1978-6-19 544 San Luis Obispo San Luis Obispo County: San Bernardo Creek. 91 Comment
  CAS-BOT-BC252752  Chorizanthe palmeri R. F. Hoover 1969-6-24 11398 San Luis Obispo San Luis Obispo adjacent to Cuesta Park Comment
  RSA491695  Chorizanthe palmeri James L. Reveal, Rose Broome, Clare B. Hardham 1987-6-16 6469 San Luis Obispo Along Cypress Mountain road about 0.1 mile north of Hwy 46, about 11 airline miles northwest of Atascadero. Comment
  SBBG50423  Chorizanthe palmeri R. F. Hoover 1969-6-24 11398 San Luis Obispo adjacent to Cuesta Park Comment
  UCD41386  Chorizanthe palmeri Susan Harrison 2004-5-30 s.n. San Luis Obispo San Luis Obispo County: San Simeon Road, Bianchi Property. 152 Comment
  NY285651  Chorizanthe rectispina E. Palmer 1876-1 466 San Luis Obispo 35 miles northeast of San Luis Osbipo Comment
  OBI82278  Chorizanthe staticoides David J. Keil 2015-5-18 33185 San Luis Obispo La Panza Range, eastern slope. Los Padres Ranch, west of Highway 58 between Red Hill Road and Shell Creek Road 400 Comment
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May 5 2019
  OBI11178  Chorizanthe staticoides Robert F. Hoover 1949-5-15 7693 San Luis Obispo 18 mi E of Creston on La Panza Rd Comment
  OBI29598  Chorizanthe staticoides Robert J. Rodin 1962-5-10 6875 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit Rd on rd maintained by the Forest Service and Telephone Company Comment
  RSA522503  Chorizanthe staticoides David J. Keil 1986-5-28 19615 San Luis Obispo 0.25-0.5 mile W from jct. with Parkhill Road along Las Pilitas Road Comment
  CAS-BOT-BC247818  Chorizanthe uniaristata Ernest C. Twisselmann 1956-6-26 3014 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Temblor Mountains east of the Mariannas [Mariana] Ranch 1066 Comment
  UC1188183  Chorizanthe uniaristata Clare B. Hardham 1960-5-13 5682 San Luis Obispo hills between San Juan River and the Carissa; hills btwn San Juan River and the Carissa Comment
  SD244776  Chorizanthe xanti David Keil 1998-5-20 27358 San Luis Obispo 20 miles E of junction with Tepusquet Canyon Road on Hwy 166. Comment
  CAS-BOT-BC255384  Chorizanthe xanti var. xanti Ernest C. Twisselmann 1954-6-5 1338 San Luis Obispo Panorama Hills, south-eastern San Luis Obispo, Temblor Range and the Western San Joaquin Valley 670 Comment
  OBI73174  Cinnamomum camphora Matt Ritter 2010-1-16 5021 San Luis Obispo Street tree in San Luis Obispo Comment
  CAS-BOT-BC100955  Cirsium fontinale var. obispoense George E. Pilz 1965-8-21 s.n. San Luis Obispo San Simeon Creek 0.2 mile below junction of North and South Forks 97 Comment
  SBBG133326  Cirsium fontinale var. obispoense H. Schneider 2016-6-27 12 San Luis Obispo Laguna Lake Nature Reserve 50 Comment
  UC1119186  Cirsium occidentale var. californicum T. M. Hendrix 1937-5-24 214 San Luis Obispo 3 1/2 mi ne of Black Mt.; Pozo Quadrangle 548 Comment
  SBBG7956  Cirsium occidentale var. californicum H. and M. Dearing 1940-6-16 4381 San Luis Obispo S of Pozo Comment
  UC1276310  Cirsium occidentale var. californicum R. F. Hoover 1947-5-31 7257 San Luis Obispo near summit on road La Panza Range Comment
  OBI70534  Cirsium occidentale var. occidentale B. Villegas 1999-6-16 Control 990053 San Luis Obispo Central coast ranges; near entrance to Tosco Oil co, Nipomo dunes, Nipomo Comment
  SBBG127295  Cirsium occidentale var. venustum D. Keil with V. L. Holland 1986-5-26 19606 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  CDA1570  Cirsium scariosum var. citrinum T. C. Fuller 1962-7-18 9229 -B - San Luis Obispo Pismo Dunes. 5 mi. s. of Oceano; NW shore of Oso Flaco Lake. 0 Comment
  OBI57483  Cirsium scariosum var. loncholepis David J. Keil 1998-11-13 28199 San Luis Obispo Guadalupe Dunes. Dune swale wetland in back dunes area Comment
  CDA7431  Cirsium vulgare D. DeRome 1994-6-4 649471 San Luis Obispo Collected in the dry Brizzolara Creek bed where the water disappears underground. This is located at the base of the hill where the Ecological Study Area is located. 0 Comment
  OBI79722  Clarkia affinis David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31334 San Luis Obispo Western end of San Luis Range. Field Ranch, Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant, and south of Montana de Oro State Park 165 Comment
  OBI12127  Clarkia cylindrica Robert F. Hoover 1947-5-24 7196 San Luis Obispo Pilitas Crk district Comment
  CAS-BOT-BC172088  Clarkia davyi R. F. Hoover 1947-5-25 7224 San Luis Obispo Coast directly west of Cambria on bluffs above beach. Comment
  UC1927782  Clarkia davyi David Keil with Dave Hacker 2005-6-24 30393 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  CAS-BOT-BC163341  Clarkia modesta R. F. Hoover 1952-5-11 8198 San Luis Obispo Burned area at Navajo Camp, La Panza Range 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
  UCSB12632  Clarkia purpurea Haller, John 1961-6-1 San Luis Obispo adjacent to California state highway 1; 3.3 mi by road NW of junction with road to Oso Flaco Lake; about 6.5 mi by road S of Arroyo Grande Comment
  CAS-BOT-BC165043  Clarkia rubicunda R. F. Hoover 1947-8-17 7387 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz Comment
  JEPS99312  Clarkia similis Clare B. Hardham 1960-5-10 5659 San Luis Obispo 4 1/2 mi W of Paso Robles (south road to Adelaida) Comment
  SBBG11846  Clarkia speciosa subsp. speciosa C. B. Hardham 1960-6-1 5979 San Luis Obispo Burnett Crk [Peak] Comment
  CAS-BOT-BC165361  Clarkia speciosa subsp. speciosa Clare B. Hardham 1958-6-3 3529 San Luis Obispo Chimney Rock Ranch, South Road to Adelaida Comment
  RSA0059943  Clarkia speciosa subsp. speciosa Harlan Lewis, M. Lewis 1947-6-25 487 San Luis Obispo Road to Parkhill district, about 1 mile east of Santa Margarita - Creston road Comment
  RSA108160  Clarkia speciosa subsp. speciosa Harlan Lewis, M. Lewis 1947-6-25 485 San Luis Obispo Santa Margarita to Creston road on east side of Salinas River bridge Comment
  RSA209500  Clarkia speciosa subsp. speciosa Clare B. Hardham 1958-5-28 3400 San Luis Obispo Intersection of North Road to Adelaida and Oak Flat Road Comment
  UCR56026  Clarkia tembloriensis subsp. tembloriensis Tim P. Holtsford 1988-5-10 880510- San Luis Obispo Inner South Coast Range, Temblor Range, above State Hwy 58, between Mckittrick and Simmler, 0.6 mi. SW of Kern County line. 915 Comment
  RSA0020365  Clarkia unguiculata Greg Wilvert 2005-4-30 363 San Luis Obispo Southeast half of the Caliente Range. 0.5 km E of Padrones Spring. 942 Comment
  OBI81050  Clarkia unguiculata Jason Dart, A. Weichert, G. Hind 2010-5-19 405 -H25 San Luis Obispo Hind River Ranch, west side of Salinas River, south of Crescent Lake, approximately 1.8 miles southeast of the intersection of Highway 58 and Pozo Road 328 Comment
  SEINET10492197  Clarkia unguiculata Tim Holtsford 1992-5-16 Holtsford 920516 -2 San Luis Obispo Hwy 58, 1.6 mi e of navajo rd. Roadside pop, n-facing roadcut. Pop has only 4 Plants. Voucher is a stem from one of these plants. Comment
  UC1285087  Claytonia exigua subsp. exigua R. F. Hoover 1958-3-22 8431 San Luis Obispo Simmler-McKittrick road Summit of Temblor Range (Summit of Temblor Range at Kern County line) Comment
  CAS-BOT-BC439583  Claytonia parviflora subsp. parviflora Ernest C. Twisselmann 1954-4-12 1043 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: 1/2 mile east of Palo Prieta Summit 621 Comment
  UC615031  Claytonia parviflora subsp. parviflora Beryl O. Schreiber 1934-4-1 1071 San Luis Obispo road from Pozo to Santa Margarita Comment
  OBI58502  Claytonia perfoliata subsp. perfoliata David J. Keil 1998-3-27 26468 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI4174  Claytonia perfoliata subsp. perfoliata Julie R. Potter 1969-3-1 18 San Luis Obispo Sand Dunes-Morro Bay State Park Comment
  JEPS55199  Clematis lasiantha Lois Chambers 1934-4-1 San Luis Obispo 7 mi. from Santa Margarita (rd. from Simmler to Santa Margarita); Santa Barbara Nat'l Forest Reserve 457 Comment
  RSA212590  Clematis lasiantha E. C. Twisselmann 1969-4-24 15190 San Luis Obispo Santa Ysabel Ranch, E side of the Salinas River 5 miles S of Paso Robles. 229 Comment
  OBI79516  Clematis ligusticifolia David J. Keil 2012-7-18 31436 San Luis Obispo Oceano. Arroyo Grande Creek just south of Oceano Airport and sewage treatment plant (Strand Way) 5 Comment
  RSA77988  Collinsia bartsiifolia var. bartsiifolia Verne Grant, Alva Grant 1948-5-28 8547 San Luis Obispo 5 miles south of Oceano on Guadalupe road. Comment
  UC1032566  Collinsia bartsiifolia var. bartsiifolia H. C. Lee 1936-3-5 455 San Luis Obispo 3/4 mi se Callenders; Arroyo Grande Quad 30 Comment
  POM98571  Collinsia heterophylla Philip A. Munz 1925-3-25 9260 San Luis Obispo Pismo Creek, 3 miles from Pismo. Comment
  OBI82499  Collinsia sparsiflora David J. Keil, with Matt Ritter, Jenn Yost, Kristen Nelson, Jessica adinolfi, Julia Harencar, and Jason Johns 2016-3-2 33529 San Luis Obispo Santa Margarita Lake Regional Park. Grey Pine Loop Trail 400 Comment
  UC310771  Collinsia sparsiflora var. collina Philip A. Munz 1925-3-24 9221 San Luis Obispo Atascadero Creek 457 Comment
  SBBG118019  Conium maculatum J. Olson 2000-6-27 San Luis Obispo Bee Rock Rd at low water bridge, E side of bridge and both sides of Bee Rock Rd; Camp Roberts Comment
  OBI3483  Conium maculatum Lynch 1971-5-29 51 San Luis Obispo Cal Poly campus. Along stream which flows into the E end of Shepherd's Reservoir Comment
  OBI37389  Conium maculatum Eric Wise 1981-6-26 709 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey Border Comment
  OBI62511  Conium maculatum Lynne Dee Oyler 1990-6-12 1157 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  RSA647562  Conium maculatum T. Strid 1972-4-15 s.n. San Luis Obispo 5 miles east Highway 101, Huassna Rd. 244 Comment
  OBI78785  Convolvulus simulans Michael Walgren 2014-4-6 368 San Luis Obispo Chevron Oil Company property about 1/4 mile east of Del Mar Park in the City of Morro Bay. 53 Comment
  RSA212263  Convolvulus simulans Robert F. Hoover 1949-5-29 7737 San Luis Obispo Cottonwood Pass. Comment
  IRVC29248  Conyza canadensis G. K. Helmkamp, E. A. Helmkamp 2004-10-1 8827 San Luis Obispo 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek Central Coast; Outer South Coast Range 171 Comment
  OBI9564  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1965-9-18 9586 San Luis Obispo Calf Cyn Comment
  RSA537657  Cordylanthus rigidus subsp. rigidus L. R. Heckard 1971-9-27 2834 San Luis Obispo Along Ormonde road, 0.7 miles east of Pismo Beach-Edna road. 46 Comment
  JEPS15408  Cordylanthus rigidus subsp. rigidus Helen-Mar Wheeler 1956-8-27 San Luis Obispo Hillside between Edna and Pismo Beach Comment
  CAS-BOT-BC287790  Coreopsis bigelovii R. F. Hoover 1967-4-20 10493 San Luis Obispo 4 miles E of Creston on La Panza Rd Comment
  CAS-BOT-BC287799  Coreopsis bigelovii Lewis S. Rose 1936-3-18 36063 San Luis Obispo Cuyama Valley, 45 miles W of Maricopa 609 Comment
  UC1119226  Coreopsis calliopsidea R. C. Wilson 1938-4-3 498 San Luis Obispo 1.5 mi n of San Miguel; San Miguel Quadrangle 274 Comment
  CAS-BOT-BC287046  Coreopsis calliopsidea John Thomas Howell 1931-3-21 5917 San Luis Obispo Cuyama Valley, 15 miles from Maricopa Comment
  CAS-BOT-BC101403  Corethrogyne filaginifolia Mrs. R. W. Summers s.n. San Luis Obispo Morro Bay Comment
  OBI49787  Corethrogyne filaginifolia D. R. Miller 1991-9-5 991 -2 San Luis Obispo Along Ridge Rd about 1 km N of lookout, Pine Mt area 884 Comment
  OBI51427  Corethrogyne filaginifolia Larry Kelly, David J. Keil 1988-10-1 284 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  CAS-BOT-BC101456  Corethrogyne filaginifolia Alice Eastwood 1927-7-31 14991 San Luis Obispo On road from [Arroya] Arroyo Grande to Huasna Comment
  OBI16648  Corethrogyne filaginifolia Robert F. Hoover 1965-9-15 9550 San Luis Obispo Summit On Pozo-Arroyo Grande Rd Comment
  OBI79614  Cornus glabrata David J. Keil, with V. L. Holland 2013-4-16 31582 San Luis Obispo Templeton. Just south of Templeton Hills Road, just west of US 101 freeway 255 Comment
  UC1122769  Cornus glabrata A. E. Wieslander 1934-4-27 463 San Luis Obispo base Garcia Mt.; Santa Barbara Nat'l Forest, Pozo Quad. 457 Comment
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Jun 18 2013
  CAS-BOT-BC209807  Cornus glabrata R. F. Hoover 1946-9-22 6443 San Luis Obispo Klau district (w. of Paso Robles) Comment
  OBI32078  Cornus sericea subsp. occidentalis David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14366 San Luis Obispo North of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI67062  Cortaderia jubata David J. Keil, V. L. Holland 2005-9-22 s.n. San Luis Obispo Nipomo. field at intersection of Villa Concha and Willow rd Comment
  OBI62175  Cotoneaster pannosus David J. Keil 2002-7-11 29883 San Luis Obispo Cambria. Vicinity of Cambria Community Service District grounds on Rodeo Ground Road Comment
  UC2027563  Cotoneaster pannosus David J. Keil 2011-11-12 31190 San Luis Obispo San Luis Obispo. Vegetated strip opposite San Luis Obispo High School along San Luis Drive extending into riparian corridor of San Luis Creek. Comment
  RSA133886  Cotula coronopifolia John H. Thomas 1959-3-20 7566 San Luis Obispo Oso Flaco Lake, a dune lake along the coast, 17 miles S of San Luis Obispo County. 8 Comment
  SBBG25168  Cotula coronopifolia L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake Comment
  UC52321  Cotula coronopifolia Mrs. R. W. Summers 1888-1 147 San Luis Obispo San Luis Obispo Comment
  OBI19892  Cotula coronopifolia Walter F. Chesebro 1978-5-26 250 N San Luis Obispo On South Bay Rd, 1.5 mi N of Los Osos Valley rd Comment
  OBI55353  Crassula tillaea David J. Keil 1998-4-2 26543 San Luis Obispo East-West Ranch, Cambria Comment
  OBI17160  Crocanthemum scoparium F. Rush August1957 s.n. San Luis Obispo S. Morro Bay Comment
  OBI45299  Crocanthemum scoparium David J. Keil 1985-4-6 18524 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon; ridge S of the Arroyo, SW of cutoff oxbow area Comment
  SBBG4779  Crocanthemum scoparium var. vulgare H. and M. Dearing 1940-8-18 4461 San Luis Obispo Jesus Maria Rd to Casmalia Comment
  HSC91717  Croton californicus Susan H. Bicknell 1989-6-14 San Luis Obispo Montano de Oro Comment
  OBI5038  Croton californicus Robert J. Rodin 1956-5-29 6085 San Luis Obispo At S end of Morro Bay Comment
  OBI5385  Croton californicus Robert J. Rodin 1956-5-20 6055 San Luis Obispo S end of Morro Bay Comment
  SBBG45691  Croton californicus L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  OBI26508  Croton setiger Kathlene Henry 1979-7-28 22 San Luis Obispo San Luis Obispo. Avila Beach rd, above Avila Beach in disturbed ground along roadside 15 Comment
  OBI39483  Crypsis schoenoides David J. Keil 1983-10-30 18034 San Luis Obispo Rocky Cyn Crk E of Atascadero Comment
  RSA0021824  Crypsis vaginiflora David J. Keil, Mike Walgren 2012-9-8 31528 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1. 1 Comment
  OBI20697  Cryptantha barbigera Robert F. Hoover 1950-4-14 7832 San Luis Obispo N end of Elkhorn Plain Comment
  OBI24084  Cryptantha clevelandii Janice M. Toyoshima 1979-4-22 A 7 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  OBI75452  Cryptantha clevelandii Jenner Whitt 2003-4-14 45 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  UC1063937  Cryptantha clevelandii C. M. Belshaw 1936-3-11 1608 San Luis Obispo 2 mi sse Nipomo; Nipomo Quad. 76 Comment
  JEPS18488  Cryptantha clevelandii Rimo Bacigalupi with Roi Partridge 1957-6-8 5895 San Luis Obispo just e Grover City (between Pismo Beach (town) and Arroyo Grande) 45 Comment
  SDSU20258  Cryptantha clevelandii var. florosa Michael G. Simpson 2012-6-10 3701 San Luis Obispo Dunes east of Morro Bay State Park, along, ca. 600 feet due west of corner of south end of Inyo Street on foot path, then ca. 400 feet north and 600 feet west. 11 Comment
  SDSU20780  Cryptantha decipiens Michael G. Simpson, Matt Ritter, David Keil, Heath Bartosh 2013-5-2 3735 San Luis Obispo Avenales ranch. 436 Comment
  SBBG107446  Cryptantha intermedia C. B. Hardham 1958-5-5 3198 San Luis Obispo hills bordering W side of Carissa Plains Washburn Ranch Comment
  UC573227  Cryptantha intermedia T. M. Hendrix 1937-4-22 78 San Luis Obispo 2.1 mi nw Highland School; Pozo Quad. 472 Comment
  UCD119846  Cryptantha intermedia G. F. Hrusa; S. A. Wagner 1992-4-19 10404 San Luis Obispo San Luis Obispo County: along open roadsides and banks of Highway 58, approximately 8 m. west of Carrizo Plain. Comment
  UC1177905  Cryptantha leiocarpa Rimo Bacigalupi 1950-5-13 1802 A San Luis Obispo w of Oso Flaco sand dunes 15 Comment
  UC1285271  Cryptantha micromeres R. F. Hoover 1947-3-26 6765 San Luis Obispo Oak Park District Comment
  SBBG95520  Cryptantha micromeres D. Keil 1986-5-30 19624 San Luis Obispo Los Osos area, ca. 0.25 mi W of jct of Calle Cordoniz and Bayview Heights Drive along trails Comment
  OBI54490  Cryptantha microstachys Matthew Arterburn 1997-4-28 67 San Luis Obispo Firs Camp near Black Mtn, La Panza Range Comment
  OBI20788  Cryptantha muricata Robert F. Hoover 1952-5-11 8178 San Luis Obispo W slope of La Panza Range, where swept by fire last summer Comment
  POM258748  Cryptantha nemaclada Roxana S. Ferris 1939-5-25 9757 San Luis Obispo Hills just south of Templeton-Creston road. About 3 miles east of Templeton. Comment
  SBBG85614  Cryptantha nevadensis var. rigida C. F. Smith 1973-4-26 10518 San Luis Obispo several arroyos at E base of Caliente Mtn, lower Cuyama Valley Comment
  UCD119976  Cryptantha nevadensis var. rigida Frederic Hrusa 1993-5-21 11049 San Luis Obispo San Luis Obispo County: Huasna area. Approximately 4 km. beyond Stony Creek Campground. 650 Comment
  SBBG14679  Cucurbita palmata E. C. Twisselmann 1962-10-10 7913 San Luis Obispo Pinole Hills 640 Comment
  OBI79737  Cuscuta californica David J. Keil, with Meg Perry 2012-3-20 31231 -1 San Luis Obispo Carrizo Plain. Low hills southwest of Carissa Plains Elementary School 670 Comment
  OBI72100  Cuscuta occidentalis Michael Walgren 2010-4-4 103 San Luis Obispo Cayucos, hills bound by Hwy 1 to the W, 13th St to the S, Whale Rock reservoir to the E, and Old Cayucos Creek to the N. Along a dirt rd cut on Chorizanthe palmeri Comment
  OBI14808  Cuscuta subinclusa Robert F. Hoover 1946-9-15 6401 San Luis Obispo Rinconada district between Santa Margarita and Pozo Comment
  UCD125896  Cuscuta subinclusa G. F. Hrusa 1987-6-19 5426 San Luis Obispo San Luis Obispo County: common on lower slopes of Canyon of Coon Creek. SE of Montana de Oro State Park. 45 Comment
  CAS-BOT-BC190321  Cynodon dactylon Ernest C. Twisselmann 1953-9-29 797 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Comment
  SBBG118304  Cynodon dactylon J. Olson 2000-7-11 San Luis Obispo Cantonment, across from Bldg 702 on Kern Rd; Camp San Luis Obispo Comment
  UC1928172  Cynosurus echinatus D. R. Miller 1994-4-28 494 -252 San Luis Obispo Ridge Road, near Hasmans road junction, Pico Creek drainage 900 Comment
  OBI25179  Cyperus esculentus David J. Keil 1980-9-21 14247 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk cyn Comment
  OBI19523  Cyperus niger David J. Keil, V. L. Holland 1979-5-30 13107 San Luis Obispo Just outside of San Luis Obispo City limit on E side of Orcutt Rd Comment
  RSA141822  Cyperus niger var. capitatus Clare B. Hardham 1958-9-2 3916 San Luis Obispo Steiner Creek near San Luis Obispo. Comment
  OBI27061  Daucus pusillus Fred Hrusa 1980-6-1 71 San Luis Obispo Above Botanic Garden in Poly cyn. Just below Yucca area 229 Comment
  OBI42360  Daucus pusillus David J. Keil, V. L. Holland 1982-4-23 15884 San Luis Obispo Old dunes area along edge of Morro Bay w of S Bay blvd and E of Santa Ysabel ave Comment
  OBI53503  Daucus pusillus Arthur W. Hazebrook 1991-6-6 99 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  OBI5591  Daucus pusillus Sharon Jochums 1974-5-18 228 San Luis Obispo Arroyo de la Cruz area just S of river W of hwy 1 Comment
  OBI77237  Daucus pusillus D. R. Miller, E. A. Appel, Nolan, Jo Ellen Butler 2005-5-1 405 .795A San Luis Obispo On bluffs at EW Ranch, Cambria Comment
  OBI51391  Deinandra corymbosa Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .3 San Luis Obispo W section of San Simeon State park Comment
  CAS-BOT-BC299181  Deinandra corymbosa subsp. corymbosa Clare B. Hardham 1956-8-25 1308 San Luis Obispo Rte 166 near Rte. 101 Comment
  OBI51647  Deinandra fasciculata Larry Kelly, Janet Haden 1988-5-26 226 San Luis Obispo above Laguna Lake Park Comment
  UC480894  Deinandra fasciculata I. J. Condit 1908-5-25 1 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC130990  Deinandra halliana Clare B. Hardham 1962-4-14 8978 San Luis Obispo Gypsum, Pinole Hills head of Bitterwater Canyon Comment
  OBI16142  Deinandra increscens subsp. increscens Robert F. Hoover 1966-9-13 9997 San Luis Obispo 2 mi N of Arroyo de la Cruz on Hwy 1 Comment
  CAS-BOT-BC299365  Deinandra increscens subsp. increscens H. M. Hall 1929-11-4 12761 San Luis Obispo Poso Road 15 miles from Santa Margarita Comment
  CAS-BOT-BC299387  Deinandra increscens subsp. increscens Bruce G. Baldwin 1986-7-8 614 San Luis Obispo Arroyo Grande, junctoin of West Branch Street and Camino Marcado 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
  OBI16196  Deinandra pallida Robert F. Hoover 1966-4-9 9808 San Luis Obispo Foothills W of Fellows, E base of Temblor range Comment
  CAS-BOT-BC123561  Deinandra pentactis David Daniels Keck; Jens Chr. Clausen 1934-4-27 2836 San Luis Obispo East side of the Salinas River, opposite San Miguel 213 Comment
  UC1093970  Deinandra pentactis Herbert L. Mason 1929-10-12 5488 San Luis Obispo 5.2 mi from Atascadero Comment
  UC1125926  Delphinium californicum H. A. Jensen 1930-7-6 30 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quadrangle Comment
  UC455619  Delphinium californicum I. J. Condit 1908-4-28 San Luis Obispo See Canyon Comment
  UC56068  Delphinium gypsophilum subsp. parviflorum J. H. Barber 1900-5-7 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC10228  Delphinium hesperium Clare Butterworth Hardham 1960-5-11 5672 San Luis Obispo Morro del Mar Comment
  UCR159300  Delphinium hesperium subsp. pallescens George K. Helmkamp, E. A. Helmkamp 2005-4-22 9422 San Luis Obispo East side of Inner South Coast Ranges, Carrizo Highway at mile 38 (Calif. Hwy 58, east of Santa Margarita and west of Simmler-Bitterwater Road) 610 Comment
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Oct 4 2007
  UC1046564  Delphinium nudicaule R. Bacigalupi and R. S. Ferris 1951-3-31 3214 San Luis Obispo upper reaches of canyon on Santa Rita Canyon rd between Cayucos and Templeton; Old Creek Canyon Comment
  SBBG83993  Delphinium parishii subsp. pallidum C. F. Smith 1986-5-15 12075 San Luis Obispo rd to Caliente Mtn from Russell Ranch 1219 Comment
  UC1125993  Delphinium parryi T. M. Hendrix 1939-5-1 1002 San Luis Obispo 3.4 mi se Avenales Ranch (Plot 108); Los Padres National Forest, Branch Mt. Quadrangle Comment
  OBI75514  Delphinium parryi Jenner Whitt 2003-4-14 40 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  RSA398768  Delphinium parryi subsp. blochmaniae J. Doty 1969-4-25 642 San Luis Obispo Beside Hwy 1, 5.3 miles south of jct with Halcyon Road, south of Arroyo Grande. 61 Comment
  SBBG51325  Delphinium parryi subsp. blochmaniae J. Doty 1969-4-25 642 San Luis Obispo St Hwy 1, 5.3 mi S of jct with Halcyon Rd, S of Arroyo Grande 60 Comment
  UC912533  Delphinium parryi subsp. blochmaniae Herbert L. Mason 1924-3-31 8050 San Luis Obispo six miles North of Cambria Comment
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Oct 25 2018
  JEPS114146  Delphinium parryi subsp. parryi E. L. Painter, M. Wetherwax, K. Downing, C. Bratt 2000-5-17 CR- 102 San Luis Obispo Camp Roberts. Scout Road; palisades above Nacimiento River. Comment
  OBI27320  Delphinium parryi subsp. parryi Robert L. Allen, Nancy E. Arnold 1981-5-10 286 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts. Base of N facing slope, near ravine 305 Comment
  CAS-BOT-BC116361  Delphinium parryi subsp. parryi Ernest C. Twisselmann 1962-5-17 7168 San Luis Obispo Goldtree Hills, about 0.5 mile south of Grant's Lake 541 Comment
  SBBG18113  Delphinium recurvatum C. B. Hardham 1958-4-28 3150 San Luis Obispo ca. 2 mi S of Simmler Comment
  CAS-BOT-BC17129  Delphinium recurvatum R. F. Hoover 1967-3-22 10523 San Luis Obispo Carrizo Plain, north side of Soda Lake Comment
  SFV1288  Delphinium recurvatum C. B. Hardham 1958-4-28 3150 San Luis Obispo Carrizo Plain About 2 miles south of Simmler. Comment
  CAS-BOT-BC83005  Dendromecon rigida Catherine A. Toschi 1963-4-4 63 :95 San Luis Obispo 2 miles north of Cuesta Pass, Santa Lucia Mountains. 609 Comment
  CAS-BOT-BC83007  Dendromecon rigida W. R. Ernst 1958-3-30 237 San Luis Obispo About 2 miles west of La Panza Public Campground on Highway 178. Comment
  OBI11831  Dendromecon rigida Robert J. Rodin 1957-4-9 6132 San Luis Obispo Near crest of Cuesta Pass, 4 mi N of SLO Comment
  UC815229  Deschampsia danthonioides Marcus E. Jones, A. M. 1882-5-9 2947 San Luis Obispo San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC201842  Deschampsia elongata R. F. Hoover 1947-5-4 7122 San Luis Obispo Cambria Comment
  OBI32320  Deschampsia elongata David J. Keil 1982-6-26 16236 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  CAS-BOT-BC201833  Deschampsia elongata Clare B. Hardham 1959-5-15 4669 San Luis Obispo Headwater Las Tables [Tablas] Creek 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
  OBI79661  Descurainia pinnata Anthony Baniaga 2010-4-19 140 San Luis Obispo Black Lake Canyon; Callender property. 17 Comment
  UC1296294  Descurainia pinnata R. F. Hoover 1950-4-2 7788 San Luis Obispo just above La Panza-Creston road (West Branch of Fernandez Creek); West Branch of Fernandez Creek Comment
  OBI62524  Descurainia pinnata L. D. Oyler 1990-6-12 1175 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8. Back dunes. Area just N of UNOCAL property Comment
  UCD114809  Descurainia sophia Robert 'Roy' J. van de Hoek 1995-3-26 223 San Luis Obispo San Luis Obispo County: Carrizo Plain, 0.5 mile northwest of the Van Matre Ranch. 650 Comment
  CDA11358  Dicentra chrysantha G. F. Hrusa 1995-4-16 12081 San Luis Obispo La Panza Range; Calf Canyon on Highway 58, approximately 5 miles E of Santa Margarita. Comment
  UC1133900  Dichelostemma capitatum P. L. Johannsen 1936-3-21 718 San Luis Obispo 1 mi ne junction of San Luis Obispo Creek and Resevoir Canyon; San Luis Obispo Quad. 228 Comment
  SBBG108226  Dichelostemma capitatum subsp. capitatum C. B. Hardham 1956-4-28 537 San Luis Obispo Dellaganna Ranch Cyn Rd Comment
  UCD64114  Digitaria sanguinalis Ernest C. Twisselmann 1968-10-21 15024 San Luis Obispo San Luis Obispo Co.: Estrella Plains: Buena Vista Drive 1 mile north of Highway 46. 213 Comment
  SBBG107652  Diplacus X linearis C. B. Hardham 1956-5-22 750 San Luis Obispo Atascadero Ranch Comment
  CAS-BOT-BC150441  Diplacus aurantiacus R. F. Hoover 1965-6-17 9440 San Luis Obispo Ridge nw. of Cuesta Pass Comment
  CAS-BOT-BC150421  Diplacus aurantiacus R. F. Hoover 1964-6-12 9081 San Luis Obispo Road from North Fork San Simeon Creek to Rocky Butte Comment
  SD25205  Diplacus longiflorus Frank F. Gander 1939-5-15 7544 San Luis Obispo Near La Panza Public Camp, Los Padres Nat. Forest Comment
  CDA17935  Distichlis spicata Austin Griffiths, G. F. Hrusa 1987-4-29 18145 San Luis Obispo Montana de Oro State Park; Crest at fifth sandhill N of Spooners Cove (new site). 304 Comment
  CAS-BOT-BC195705  Distichlis spicata Clare B. Hardham 1957-11-19 2766 A San Luis Obispo Piedras Blancas Comment
  OBI5041  Dithyrea maritima Robert J. Rodin 1956-5-29 6089 San Luis Obispo On dunes only at S end of Morro Bay Comment
  OBI80315  Dittrichia graveolens Jack Gavron, Gage Willey 2014-11-8 1 San Luis Obispo Cal Poly Property, Poly Canyon, roadside Comment
  OBI27162  Dodecatheon clevelandii B. W. & T. W., T. W. 1967-3-25 s.n. San Luis Obispo Perfumo Cyn Comment
  SBBG133091  Dodecatheon clevelandii A. Baniaga, T. Fitanides 2010-1-30 6 San Luis Obispo Tierra Redonda Mtn 30 Comment
  UCR161920  Dodecatheon clevelandii subsp. insulare George K. Helmkamp, E. A. Helmkamp 2005-2-24 8971 San Luis Obispo South Coast Ranges, along Huasna Road, c. 5 mi. NE of its junction with Huasna Towship Road (generally east of Arroyo Grande) 244 Comment
  UCR97551  Dodecatheon clevelandii subsp. sanctarum George K. Helmkamp, E. A. Helmkamp 1997-3-8 1421 San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  RSA43011  Drymocallis glandulosa Robert F. Hoover 1947-5-9 7129 San Luis Obispo Middle Branch of Huerhuero Creek, N of Wells Corner along stream bed. Comment
  CAS-BOT-BC159569  Drymocallis glandulosa var. glandulosa Ernest C. Twisselmann 1956-5-15 2793 San Luis Obispo West base of York Mountain, Santa Lucia Range 213 Comment
  OBI66975  Drymocallis glandulosa var. glandulosa D. R. Miller 1994-5-5 594 -318 San Luis Obispo Pine Mtn region. Cyn Trl, down from Pear Tree; Pico Crk drainage 805 Comment
  SBBG108041  Drymocallis glandulosa var. wrangelliana C. B. Hardham 1956-4-28 570 San Luis Obispo Paradise Valley Comment
  UC1321295  Dudleya abramsii subsp. bettinae R. F. Hoover 1964-6-13 9101 San Luis Obispo e Morro Bay (San Bernardo Creek) Comment
  SBBG118539  Dudleya abramsii subsp. murina E. Painter, M. Wetherwax 2000-6-11 SLO 121 San Luis Obispo between California Men's Colony and Chorro Reservoir; Camp San Luis Obispo 200 Comment
  UCD101867  Dudleya abramsii subsp. murina Daryl Koutnik 1978-6-19 530 San Luis Obispo San Luis Obispo County: West of Cerro Romauldo along Chorro Creek. 304 Comment
  UC1392869  Dudleya abramsii subsp. murina R. F. Hoover 1969-6-23 11384 San Luis Obispo end of Lawrence Dr Comment
  CAS-BOT-BC109577  Dudleya blochmaniae subsp. blochmaniae R. F. Hoover 1964-6-13 9103 San Luis Obispo San Bernardo Creek east of Morro Bay. Comment
  OBI32448  Dudleya blochmaniae subsp. blochmaniae Rhonda Riggins 1983-5-23 1488 San Luis Obispo W side San Bernardo Crk Rd, 1.1 mi N CA 1 Comment
  RSA696056  Dudleya caespitosa Keith E. Hoffmaster 1935-7-1 452 San Luis Obispo 6 miles south of Arroyo Grande, San Luis Obispo Comment
  SEINET6911854  Dudleya caespitosa J. L. Crane, J. D. Schoknecht 1988-8-19 163 San Luis Obispo Coastal Highway 1, north of San Simeon. Comment
  HSC92021  Dudleya lanceolata Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro State Park, Manzanita Trail Comment
  UC1127104  Dudleya lanceolata T. M. Hendrix 1939-5-17 1038 San Luis Obispo 1.1 mi n Branch Mtn; Branch Mtn Quadrangle, Los Padres National Forest 853 Comment
  UCR29902A  Dudleya lanceolata David J. Keil 1981-6-20 14889 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  OBI77989  Dudleya lanceolata L. D. Oyler 1990-6-12 1171 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8. Back dunes. Area just N of UNOCAL property Comment
  SBBG49015  Dudleya lanceolata J. Copeland 1974-7-19 San Luis Obispo 2 mi W of Hwy 101 on Tefft Avenue, Grand View Mesa, Nipomo Comment
  OBI35272  Dudleya palmeri H. E. Jones 1981-5-18 3 San Luis Obispo Point Piedras Blancas Comment
  OBI66039  Dudleya palmeri Kristin Brewer, Sarah Blaser 2006-6-13 4 San Luis Obispo 8 mi N of Ragged Point on hwy 1 on a large pullout on the mtn side of the rd, excavated area Comment
  UC1285118  Eastwoodia elegans R. F. Hoover 1952-5-25 8233 San Luis Obispo n base of Caliente Mt. (on low hills) Comment
  CAS-BOT-BC197036  Echinochloa colona Ernest C. Twisselmann 1954-7-24 1463 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County 667 Comment
  CDA25875  Echinochloa colona David Keil 1999-9-19 s.n. San Luis Obispo San Luis Obispo. Corner of High Street and Parker. 0 Comment
  OBI52742  Echinochloa crus-galli David J. Keil, with V. L. Holland 1991-8-22 22570 San Luis Obispo San Simeon State Park and vicinity along San Simeon Creek from beach to about ___ miles inland and on adjoining slope to C.T. Ranch. Comment
  SBBG55642  Eclipta prostrata D. Keil 1979-10-27 13644 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix Crk, 0.2 mi from jct of Lopez Cyn Rd and Pozo Rd Comment
  OBI54859  Ehrendorferia chrysantha David J. Keil 1997-4-18 26209 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 3.3 road miles north of junction with san jose-avenales road. 610 Comment
  OBI56366  Ehrharta erecta David J. Keil 1999-7-22 28384 San Luis Obispo Los Osos at 1605 7th Street Comment
  OBI75334  Ehrharta erecta David J. Keil 2011-10-13 31123 San Luis Obispo Baywood Park-Los Osos area. Vicinity of eastern end of Santa Lucia Ave. near south shore of Morro Bay Comment
  SBBG130698  Eleocharis D. J. Keil 2012-7-26 31483 San Luis Obispo Los Osos, Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Crk estuary to base of El Morro Elfin Forest, W of S Bay Blvd -2 Comment
  CAS-BOT-BC113426  Eleocharis bella Ernest C. Twisselmann 1969-4-28 15217 San Luis Obispo Estrella Plains: Hwy 46, 1.5 mi E of Paso Robles. 205 Comment
  OBI22625  Eleocharis macrostachya Robert F. Hoover 1965-9-7 9529 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  OBI35155  Eleocharis macrostachya Eric Wise 1981-7-26 944 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Shepperd's Reservoir, Cal Poly Comment
  OBI31536  Eleocharis macrostachya Joy Nishida 1982-5-29 413 San Luis Obispo American Cyn, .2 mi S of American Cyn campground 518 Comment
  OBI35144  Eleocharis macrostachya Eric Wise 1981-9-2 1099 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. McGorty farm ponds, Adelaida Comment
  UCSC000117  Eleocharis obtusa Unknown unknown s.n. San Luis Obispo U.S. Pacific Slope Comment
  SBBG104540  Elymus glaucus F. L. Johnson, E. A. Young 1993-5-23 ROB 488 San Luis Obispo Boy Scout Rd by Nacimiento River; Camp Roberts Comment
  OBI21793  Elymus glaucus Robert F. Hoover 1947-5-14 7167 San Luis Obispo Steiner Crk ("Serrano Cyn") Comment
  UC1153400  Elymus glaucus R. F. Hoover 1964-6-12 9077 San Luis Obispo near Rocky Butte Fire Lookout (n slope) Comment
  CAS-BOT-BC203795  Elymus glaucus subsp. virescens R. F. Hoover 1947-5-14 7167 San Luis Obispo Steiner Creek (Serrano Canyon) Comment
  OBI51750  Elymus triticoides R. Mike Arens 1994-6-10 82 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near Botanical Garden foot bridge 152 Comment
  UC2027483  Elymus triticoides Greg Wilvert 2005-5-28 442 San Luis Obispo Southeast Half of the Caliente Range: N end of Padrones Canyon. Comment
  OBI36588  Elymus triticoides David J. Keil, LynneDee Oyler and Rick Oyler 1983-6-26 17164 San Luis Obispo Shandon. Along San Juan Crk Comment
  OBI28878  Emmenanthe penduliflora Melissa Luckow, Rhonda Riggins, Richard Pimentel 1982-5-2 848 San Luis Obispo 0.8 mi W of Huer Huero Rd; 2.2 mi W of Crest O'Donovan Rd on hwy 58 Comment
  CAS-BOT-BC81654  Ephedra californica Roxana S. Ferris 1935-3-30 9140 San Luis Obispo Head of Cuyama Valley near Kern County line Comment
  CAS-BOT-BC94965  Ephedra californica R. C. Wenk 2007-4-10 616 A San Luis Obispo Carrizo Plain N.M., Swain pasture, 4.2 mi. E on Soda Lake Road from turnoff to KCL cmpgrd., then 1.5 mi. S 670 Comment
  UC454586  Epilobium brachycarpum E. P. Unangst 1906-8-19 San Luis Obispo S. L. O. Comment
  OBI51185  Epilobium canum Jan Barber 1993-7-3 41 San Luis Obispo San Simeon State Park; NE of Washburn campground Comment
  OBI65191  Epilobium canum subsp. canum Greg Wilvert 2005-6-29 494 San Luis Obispo SE Half of Caliente Range. Semper Spring 888 Comment
  RSA0027865  Epilobium canum subsp. canum Greg Wilvert 2005-6-29 494 San Luis Obispo Southeast half of the Caliente Range: Semper Spring. 888 Comment
  UC2027021  Epilobium canum subsp. canum Greg Wilvert 2005-6-29 494 San Luis Obispo Southeast Half of the Caliente Range. Semper Spring Comment
  OBI12043  Epilobium ciliatum Robert F. Hoover 1966-9-16 10026 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  UCR134430  Epilobium ciliatum subsp. ciliatum George K. Helmkamp 2003-9-19 8150 A San Luis Obispo Central Coast, Nipomo Mesa area. Pomeroy Rd, 0.2 mi south of Los Berros Rd. 76 Comment
  RSA43072  Epilobium ciliatum subsp. ciliatum Robert F. Hoover 1946-11-17 6563 San Luis Obispo Alamo Creek near Cuyama River Comment
  OBI37149  Epilobium ciliatum subsp. watsonii Eric Wise 1981-7-26 958 San Luis Obispo Poly Cyn. Cal Poly campus Comment
  POM258986  Epilobium ciliatum subsp. watsonii Alice Eastwood, John Thomas Howell 1938-6-15 5985 San Luis Obispo Piedras Blancas 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
  SBBG18774  Epilobium densiflorum C. B. Hardham 1963-7-3 10909 San Luis Obispo Waterdog Crk 609 Comment
  SBBG4909  Epilobium densiflorum C. B. Hardham 1957-7-22 2474 San Luis Obispo Graves Crk, Del Rio Rd, Atascadero Comment
  OBI66513  Epilobium minutum David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26287 San Luis Obispo Los padres national forest. la panza mountains. fringe of machesna mountain wilderness. ridge along road past castle crags and slopes below to south. area drained by small stream in canyon. 732 Comment
  SBBG93617  Epilobium minutum S. A. Junak, T. J. Ayers 1989-4-12 3938 San Luis Obispo Cuesta Ridge along dirt rd N of USFS Rd 29S11.3, 0.2 mi E of W boundary sign for the Cuesta Ridge Botanical Area 804 Comment
  UCD138934  Epipactis gigantea G. F. Hrusa 1987-6-15 5419 San Luis Obispo San Luis Obispo County: Big Falls Canyon above Lopez Canyon. Comment
  SD38390  Equisetum laevigatum Edith A. Purer 1933-7-20 5063 San Luis Obispo northwest of Guadalupe Comment
  OBI30895  Equisetum telmateia Julie M. Vanderwier 1979-8-26 201 San Luis Obispo Indian Knob Tar Sands Comment
  OBI79068  Equisetum telmateia David J. Keil 2013-8-19 31888 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  UCD135639  Equisetum telmateia subsp. braunii Louis C. Wheeler 1964-6-22 8508 San Luis Obispo San Luis Obispo County: Old Creek, Santa Rita Road. Comment
  OBI50117  Eragrostis barrelieri Michael Curto, Linda Allen 1992-11-15 858 San Luis Obispo Calif Polytechnic state Univ campus, ca. 50 m S of Ornamental Horticulture Unit along rd to such Comment
  CAS-BOT-BC204460  Eragrostis cilianensis R. F. Hoover 1969-7-12 11431 San Luis Obispo Salinas River at Paso Robles Comment
  UC1257334  Eragrostis cilianensis R. F. Hoover 1969-7-12 11431 San Luis Obispo sandy bed of Salinas River at Paso Robles; bed of Salinas River Comment
  OBI59075  Eragrostis cilianensis David J. Keil 1998-6-5 27599 San Luis Obispo 3.5 miles E of junction Hwy 229 on Hwy 58. Comment
  RSA787618  Eragrostis cilianensis D. M. McF 1952-10-14 5 San Luis Obispo Atascadero, Happy Valley Ranch. 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
  OBI73014  Eragrostis pectinacea David J. Keil 2000-6-27 28824 -3 San Luis Obispo Vicinity of Agriculture College' scampus Feed Mill Comment
  CAS-BOT-BC284154  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1968-8-23 14909 San Luis Obispo Estrella River 2.5 miles north of River Grove 243 Comment
  CAS-BOT-BC209636  Eremalche parryi Eben McMillan 1957-4-17 34 -3 San Luis Obispo Kern County Land Company Corrals, southeastern Carrisa Plains 792 Comment
  OBI54223  Eremalche parryi subsp. kernensis George Butterworth 1995-4-15 50 San Luis Obispo Carrizo Plain Natural Area. T31S, R21E, S17, NE Qtr. .6 mi NE of Elkhorn Rd, close to a rd which is 2.2 mi NW of Panorama Rd NE slope 808 Comment
  SD208197  Eremalche parryi subsp. kernensis Michael G. Simpson, Lori Simpson 2009-3-30 3062 San Luis Obispo Hurricane Crocker Spring Road, Temblor Mountains. 808 Comment
  CDA13615  Eremalche parryi subsp. parryi G. F. Hrusa, T. D. Wilfred 1997-3-12 13645 San Luis Obispo Carrizo Plain; S end of Carrizo Plain +- 6-7 m. S of Washburn Ranch. Comment
  PGM6276A  Eremalche parryi subsp. parryi Beatrice F. Howitt 1958-4-28 San Luis Obispo Carissa Plains, On Carrizo Plains Comment
  OBI58547  Eremothera boothii subsp. decorticans David J. Keil 1998-5-11 27179 San Luis Obispo Caliente Range. 4.4 mi from Soda Lake Rd. along Selby Rd. Comment
  CAS-BOT-BC160173  Eremothera boothii subsp. decorticans Ernest C. Twisselmann 1962-4-29 7024 San Luis Obispo Head of Frenchuaboy Canyon, Choice Valley Hills 640 Comment
  CAS-BOT-BC514341  Eriastrum densifolium subsp. austromontanum Ernest C. Twisselmann 1955-6-16 2180 San Luis Obispo La Panza Range. Syncline Hill, 1 mi W of San Juan River [on another sheet this collection, A.Day queried: east of?] on Carrisa Plains Road 548 Comment
  UCR115589  Eriastrum densifolium subsp. densifolium George K. Helmkamp, E. A. Helmkamp 2000-6-15 5677 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  UCSB29026  Eriastrum densifolium subsp. densifolium Patterson, R. 1976-6-22 San Luis Obispo Oso Flaco Lake area, on high dunes, ca. 3 mi west of California Hwy. 1 10 Comment
  UC907556  Eriastrum luteum Martha Howland 1950-6-5 San Luis Obispo Atascadero Comment
  UCD118285  Eriastrum luteum L. P. Janeway 1988-5-24 2694 San Luis Obispo San Luis Obispo County: Above Middle Branch Huerhuero Creek, ca. 3.5 miles S of Creston. 411 Comment
  JEPS13571  Eriastrum pluriflorum Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-24 5207 San Luis Obispo hill just n of State Hwy 41 2.2 mi e junction with U.S. Highway 466 (3.3 mi e of Cholame) 579 Comment
  CAS-BOT-BC514837  Eriastrum pluriflorum subsp. pluriflorum David D. Keck 1934-4-26 2808 San Luis Obispo 8 mi W of Simmler, western edge of Carrizo Plain, on road to La Panza Comment
  OBI7488  Ericameria arborescens David J. Keil 1976-10-10 11855 San Luis Obispo Along Cuesta Grade Rd. 1.2 mi below gate at base of microwave towers Comment
  UC1583630  Ericameria ericoides David Keil 1986-10-13 19781 San Luis Obispo Sweet Springs area on southern shore Morro Bay 5 Comment
  UCR118335  Ericameria ericoides George K. Helmkamp, E. A. Helmkamp 2000-9-1 5952 San Luis Obispo Los Osos, c. 0.5 miles NW of Hazard Cyn., between Howard St. and sand dunes 6 Comment
  OBI4412  Ericameria ericoides Robert J. Rodin 1970-9-10 8425 San Luis Obispo 300 yards from Pacific Ocean near a shell mound in Pismo Beach State Park Comment
  SFV20431  Ericameria linearifolia S. Kimball 1999-4-10 19 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Well's Ranch. 2 miles west of ranch on north side of road. 750 Comment
  UCD40578  Ericameria linearifolia Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1543 San Luis Obispo San Luis Obispo County: La Panza Mountain Range, west of Carrizo Plain. Along Hwy 58, between Santa Margarita and Soda Lake Road, about 27 road miles east of the intersection of Hwys 58 and 229, just east of the bridge over San Juan Creek. 481 Comment
  CAS-BOT-BC58393  Ericameria linearifolia R. C. Wenk 2007-4-8 594 San Luis Obispo Carrizo Plain National Monument, Caliente Ridge, along trail to peak 1280 Comment
  SD40129  Erigeron blochmaniae Edith A. Purer 1933-7-20 5054 San Luis Obispo Stabilized sand dunes northwest of Guadalupe Comment
  OBI34345  Erigeron bonariensis David J. Keil, Eric Wise 1983-8-30 17893 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI76900  Erigeron bonariensis D. R. Miller 2011-11-23 1111 .1006 San Luis Obispo Rocky Butte/Pine Mt Region. Outside the orchard and yard fences at John & Marsha Rhoades ('Goat Camp") San Simeon Crk drainage 550 Comment
  OBI41027  Erigeron foliosus Robert M. Moos 1983-11-8 23 San Luis Obispo Roadside about 3 mi NE of Lopez Lake on Hi Mtn rd Comment
  OBI16545  Erigeron foliosus var. foliosus Robert F. Hoover 1965-9-18 9580 San Luis Obispo Calf Canyon Comment
  OBI54201  Erigeron foliosus var. foliosus David J. Keil, V. L. Holland 1996-6-18 25899 San Luis Obispo El Chorro Regional Park. Site of proposed botanical garden Comment
  CAS-BOT-BC308737  Erigeron foliosus var. foliosus Clare B. Hardham 1956-8-21 1392 San Luis Obispo Creston Road, 6 1/2 miles E of Paso Robles Comment
  UC31423  Erigeron foliosus var. franciscensis Mrs. Blochman 1893-11-1 San Luis Obispo Paso Robles country Paso Robles Comment
  PASA1731  Erigeron glaucus M. Stason 1929-5-5 San Luis Obispo Ocean bluffs near Cambria Comment
  UCSB9206  Erigeron glaucus Ralph, F. 1959-4-11 San Luis Obispo At San Simeon State Beach Park; 3.4 miles north of Cambria along Hwy. 1 4 Comment
  OBI57091  Erigeron philadelphicus G. F. Hrusa 1995-5-28 12237 San Luis Obispo Black Butte Research Natural Area. Base of steep rocky cliff at SE base of Peak 3 500 Comment
  CDA17888  Eriodictyon altissimum Austin Griffiths 1986-4-22 s.n. San Luis Obispo Indian Knob. 268 Comment
  CAS-BOT-BC216240  Eriodictyon californicum Clare B. Hardham 1960-6-1 5952 San Luis Obispo Burnett Peak, Santa Lucia Mountains Comment
  UC1124367  Eriodictyon tomentosum B. Bolt 1936-1-16 550 San Luis Obispo 1/2 mi e Cuesta Pass; Santa Barbara National Forest, San Luis Obispo Quad. Comment
  UC1586078  Eriodictyon tomentosum Barbara Ertter 1989-6-10 8563 San Luis Obispo 20 air mi ene of San Luis Obispo (e side of Black Mountain, 3 1/2 mi from Hwy 58 on road to Navajo Campground); La Panza Range, Black Mountain 609 Comment
  RSA0064142  Eriodictyon tomentosum Marck Menke 2002-3-30 137 San Luis Obispo La Panza Range, near the eastern end of Pozo Road. Comment
  OBI11159  Eriogonum angulosum Robert F. Hoover 1967-4-16 10481 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  CAS-BOT-BC248565  Eriogonum angulosum James L. Reveal 1988-5-26 6909 San Luis Obispo Along California Highway 58, 2.4 miles east of San Juan Creek between La Panza and the Carrisa Plains [Carrizo Plain], 1.1 mile west of the Bitterwater Road and 3.3 miles east of the turnoff to Pozo, north-northwest of Syncline Hill 548 Comment
  CAS-BOT-BC242512  Eriogonum clavatum Eben McMillan 1952-5-20 127 San Luis Obispo Pinole Canyon-10 mi. s., 16 mi. e. Shandon Comment
  POM165224  Eriogonum elegans T. S. Brandegee 1885-1 s.n. San Luis Obispo San Simeon Comment
  OBI29890  Eriogonum fasciculatum Kristin Bryan and Carol Radike, Carol Radike 1980-6-8 6 _2 San Luis Obispo Las Pilitas rd at Salinas River bridge Comment
  UCSB70437  Eriogonum fasciculatum H., B.; Noe, C. 1989-7-14 San Luis Obispo Cuesta tunnel area, below tunnel outlet. Comment
  OBI11114  Eriogonum fasciculatum var. fasciculatum P. J. Justen 1966-5-31 46 San Luis Obispo About 1/2 mi E of the reservoir in Reservoir Cyn Comment
  OBI11103  Eriogonum fasciculatum var. foliolosum Robert F. Hoover 1966-10-7 10114 San Luis Obispo Cuyama hwy (State 166) between Suey Crk and Huasna River Comment
  CAS-BOT-BC250247  Eriogonum fasciculatum var. polifolium R. F. Hoover 1967-3-27 10277 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  UC6229  Eriogonum gracillimum Mrs. Blochman 1892-1 San Luis Obispo bed of Santa Maria River Santa Maria River Comment
  CAS-BOT-BC257483  Eriogonum inerme var. inerme C. Butterworth; Clare B. Hardham 1960-6-10 6591 San Luis Obispo Black Mt., east of Creston, Highland Dist. 914 Comment
  OBI82546  Eriogonum nudum David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33496 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 600 Comment
  UC1450981  Eriogonum nudum var. pubiflorum R. F. Hoover 1969-9-19 11592 San Luis Obispo Palo Prieto Canyon Comment
  CAS-BOT-BC271977  Eriogonum nudum var. pubiflorum R. F. Hoover 1947-9-19 7399 San Luis Obispo 4 mi. se. of Santa Manzanita Comment
  OBI4416  Eriogonum parvifolium Robert J. Rodin 1970-9-10 8439 San Luis Obispo About 300 yds from the Pacific Ocean near a shell mound in Pismo Beach State Park Comment
  SBBG28181  Eriogonum parvifolium S. G. Stokes 1932-8-29 20 San Luis Obispo Pismo Beach Comment
  SBBG65191  Eriogonum parvifolium M. M. Miles -Oct-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC257907  Eriogonum parvifolium Alice Eastwood 1927-7-29 14938 San Luis Obispo Morro Sands 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
  SD38714  Eriogonum parvifolium var. parvifolium Edith A. Purer 1933-7-20 5078 San Luis Obispo Sand dunes, northwest of Guadalupe. Comment
  CAS-BOT-BC268381  Eriogonum roseum James L. Reveal 1976-5-23 4444 San Luis Obispo Along California Highway 58, 21 miles east of Santa Margarita at milepost 21.7, 4.7 miles west of Navajo Road and the turnoff to La Panza Camp 441 Comment
  SBBG30793  Eriogonum viridescens C. B. Hardham 1963-6-20 10932 San Luis Obispo Freeborn Mtn Comment
  CAS-BOT-BC264886  Eriogonum viridescens James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-16 6465 San Luis Obispo Along Shell Creek Road, 1.2 mile north of California Highway 58, about 11 airline miles southeast of Creston 426 Comment
  CAS-BOT-BC264908  Eriogonum viridescens Ernest C. Twisselmann 1954-6-5 1334 San Luis Obispo Canyon of West Slope of Crocker Pass, South-eastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 731 Comment
  UCSB46022  Eriophyllum confertiflorum Phillips, B. 1980-3-8 San Luis Obispo On the west side of See canyon Road, 0.9 miles from its junction with West San Luis Bay Dr. 54 Comment
  UCSB16667  Eriophyllum lanatum var. arachnoideum Hardham, Clare 1963-6-18 San Luis Obispo Cypress Mt. 609 Comment
  CAS-BOT-BC301816  Eriophyllum multicaule R. F. Hoover 1947-4-13 6925 San Luis Obispo Baywood Park Comment
  CAS-BOT-BC301826  Eriophyllum multicaule Clare B. Hardham 1957-4-27 1785 San Luis Obispo Eastern foothills of Caliente Mt. Comment
  CDA16828  Eriophyllum pringlei G. F. Hrusa, L. Saslaw 2001-4-12 15765 San Luis Obispo Carrizo Plain; Swain Ridge, immed. N of Wells Ranch Rd. Comment
  OBI18725  Eriophyllum pringlei Robert F. Hoover 1968-4-6 11004 San Luis Obispo Middle Branch of Huerhuero Crk, just above Wilson's corner Comment
  OBI78690  Eriophyllum staechadifolium Giuliana Marchini 2013-2-9 1 San Luis Obispo Morro Rock. As you approach, its on the south side of the road. 7 Comment
  UCR123158  Eriophyllum staechadifolium George K. Helmkamp, E. A. Helmkamp 2002-4-16 7409 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  UCR265738  Eriophyllum staechadifolium Mark A. Elvin, Jason Storlie 2014-10-10 7664 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, beach of Pacific Ocean at southern edge of refuge 14 Comment
  OBI59269  Eriophyllum staechadifolium Austin P. Griffiths 1980-5-25 s.n. San Luis Obispo Oceano Dunes. On NE brow of Little Coreopsis Hill 100 Comment
  UCSB7706  Eriophyllum staechadifolium Haller, John 1966-6-3 San Luis Obispo California State Hwy. 1, near mouth of San Simeon Creek, about 6 miles south of San Simeon Comment
  SBBG119089  Erodium cicutarium M. Wetherwax, E. Painter with J. Olson 2002-3-28 SLO 227 San Luis Obispo Guard Hill Rd; Camp San Luis Obispo 200 Comment
  OBI78243  Erodium cicutarium Craig Woods 1978-1-22 2 San Luis Obispo Near Sunshine Pond/ 3/4 mi S of Ca. Valley Motel, 200 yds W of Sim. Soda lake san diego cr rd 604 Comment
  UCR140471  Erodium moschatum George K. Helmkamp 2004-3-13 8354 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  CAS-BOT-BC41451  Eruca vesicaria subsp. sativa Ira L. Wiggins 1955-5-5 13406 San Luis Obispo On west side of summit between Antelope Plains and Cholame. Comment
  SBBG112416  Eryngium aristulatum var. hooveri D. Keil 1996-6-25 25916 San Luis Obispo Laguna Lake Park and vicinity Comment
  UC106373  Eryngium aristulatum var. hooveri E. Palmer June 1876 155 San Luis Obispo San Luis Obispo District Comment
  UC173114  Eryngium aristulatum var. hooveri Katharine Brandegee 1912-9-29 San Luis Obispo Lagoon Comment
  RSA128138  Eryngium armatum Clare B. Hardham 1959-5-21 4601 San Luis Obispo Arroyo de la Cruz; Santa Lucia mountains. Comment
  CAS-BOT-BC54462  Erysimum capitatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9459 San Luis Obispo State Highway #178 between La Panza Public Camp and La Panza. Comment
  CAS-BOT-BC54464  Erysimum capitatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9460 San Luis Obispo Between La Panza and Simmler on State Highway #178. Comment
  OBI65046  Erysimum capitatum var. capitatum Greg Wilvert 2005-4-16 250 San Luis Obispo SE half of the Caliente Range. 1.5 km WNW of Quail Spring Reservoir 1088 Comment
  SBBG95385  Erysimum capitatum var. capitatum C. Zeeb 1984-1-28 20 San Luis Obispo Morro Bay Kangaroo Rat Reserve in Los Osos Comment
  UC1126610  Erysimum capitatum var. capitatum T. M. Hendrix 1937-4-22 51 San Luis Obispo 2 mi ne Huerhuero School; Pozo Quadrangle Comment
  UC455746  Erysimum capitatum var. capitatum I. J. Condit 1910-3-28 San Luis Obispo La Panza Comment
  SBBG112488  Erysimum capitatum var. lompocense C. Bornstein, E. Collins 1994-4-23 San Luis Obispo Los Osos, E of Highland Drive 30 Comment
  OBI4258  Erysimum cheiri T. Meek 1971-1-10 San Luis Obispo Ornamental 61 Comment
  CAS-BOT-BC55215  Erysimum suffrutescens R. F. Hoover 1947-4-13 6922 San Luis Obispo Baywood Park. Comment
  OBI4155  Erysimum suffrutescens Julie R. Potter 1969-3-1 12 San Luis Obispo Morro Bay state park Comment
  CAS-BOT-BC55217  Erysimum suffrutescens R. F. Hoover 1948-3-26 7430 San Luis Obispo Sunnyside School near Baywood Park. Comment
  OBI35048  Erysimum suffrutescens Matt Ingamells 1980-5-5 s.n. San Luis Obispo 0.5 mi inland of marsh at SW end of Morro Bay Comment
  SEINET8205906  Erythranthe androsacea R. F. Hoover 1952-5-11 8186 San Luis Obispo Navajo Creek district, east side of La Panza Range. Comment
  OBI58845  Erythranthe cardinalis David J. Keil 1998-8-24 28003 San Luis Obispo Hwy 166, 2 road miles W of Tepusquet Canyon Rd. Comment
  OBI80874  Eschscholzia caespitosa David J. Keil 2015-2-14 32624 San Luis Obispo Pismo Preserve. Vicinity of intersection between Thousand Hills Road and unpaved road into interior of preserve 30 Comment
  UCR122551  Eschscholzia caespitosa George K. Helmkamp 2002-4-20 7456 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  UCR39004  Eschscholzia caespitosa David J. Keil 1982-3-20 15747 San Luis Obispo Central Coast/South Coast Range, San Luis Range in Irish Hills along dirt road leading from See Canyon Road to Hibberd Preserve Comment
  OBI27122  Eschscholzia californica Thomas Burrows 1980-5-3 38 San Luis Obispo Reservoir Cyn 168 Comment
  OBI81023  Eschscholzia californica David J. Keil 2015-2-14 32587 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  UCD94088  Eschscholzia californica Shannon M. Still 2006-5-15 104 San Luis Obispo California. San Luis Obispo County: Along CA-1. 96 Comment
  UCR118374  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 1998-7-1 4251 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 5.2 miles southwest of Los Osos Valley Road 244 Comment
  CAS-BOT-BC403470  Eschscholzia californica R. F. Hoover 1947-3-23 6712 San Luis Obispo 5 mi. se. of Santa Margarita on road to Pozo Comment
  CAS-BOT-BC403479  Eschscholzia californica Ernest C. Twisselmann 1954-4-12 1042 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass 624 Comment
  CAS-BOT-BC403482  Eschscholzia californica Ernest C. Twisselmann 1967-4-27 12920 San Luis Obispo Mesa northeast of Piedras Blancas Point 4 Comment
  CAS-BOT-BC403491  Eschscholzia californica Alice Eastwood; John Thomas Howell 1936-5-6 2211 San Luis Obispo Along San Luis Obispo Creek near San Luis Obispo Comment
  CDA17629  Eschscholzia californica Austin Griffiths 1977-12-5 s.n. San Luis Obispo Oceano Region; Between Halcyon and Oceano. Comment
  UC572240  Eschscholzia hypecoides H. C. Lee 1937-6-1 1026 San Luis Obispo 2.5 mi w Paso Robles; Paso Robles Quadrangle 381 Comment
  CAS-BOT-BC76483  Eschscholzia lemmonii R. F. Hoover 1967-3-27 10282 San Luis Obispo Chalk Mountain, north side of Cuyama Valley. Comment
  POM220951  Eschscholzia lemmonii D. D. Keck, J. Clausen 1935-4-9 3084 San Luis Obispo Cholame 457 Comment
  UC1126442 Image available Eschscholzia minutiflora E. Armstrong 1934-4-1 1112 San Luis Obispo 2 mi w Pozo; Pozo Quadrangle Comment
Read comments
Apr 11 2020
  HSC91677  Eucalyptus globulus Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro, MDO4 Comment
  OBI22809  Eucalyptus globulus Mary Giannotti 1971-11-13 12 San Luis Obispo Near Crop Science House on the campus of Calif State Polytechnic College, San Luis Obispo 137 Comment
  OBI33302  Eucalyptus polyanthemos Raymond J. Martinez 1965-5-9 7 San Luis Obispo Cal Poly campus Comment
  OBI25700  Eucalyptus tereticornis Hannah Rothlin 1981-2-20 10 San Luis Obispo Along the road banks of Poly Cyn rd, .5 mi N of the entrance Comment
  SBBG107116  Eucrypta chrysanthemifolia var. bipinnatifida C. B. Hardham 1956-6-1 822 San Luis Obispo E of Hilltop Ranch, Adelaida Rd Comment
  SEINET6744703  Euphorbia dictyosperma Marcus E. Jones 1882-1 3482 San Luis Obispo San Luis Obispo, California Comment
  UCR118350  Euphorbia maculata George K. Helmkamp, E. A. Helmkamp 2000-9-1 5961 San Luis Obispo Los Osos, Martingale at Buckskin 30 Comment
  UCR38772  Euphorbia maculata David J. Keil 1983-10-22 18002 San Luis Obispo Campus of California Polytechnic State UNiversity near Fisher Hall. 114 Comment
  OBI69474  Euphorbia oblongata Larry Kandarian 2008-5-15 s.n. San Luis Obispo San Luis Obispo, near airport. Edge of crk Comment
  OBI60706  Euphorbia ocellata Ann Cochran 1986-7-12 16 San Luis Obispo 20's area in hills. T30S, R18E, sect 36 and T30S, R19E, sect 31 Comment
  OBI6154  Extriplex californica D. Waive Stager 1972-9-11 56 San Luis Obispo Shark's Inlet; Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  RSA770178  Festuca elmeri David J. Keil, Mike Mattina 2010-5-31 30800 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point 30 Comment
  UC337654  Festuca elmeri unknown May 1887 San Luis Obispo Hillock Comment
  SBBG93970  Festuca microstachys S. A. Junak 1990-5-15 4338 San Luis Obispo W Cuesta Ridge at saddle at W end of Cuesta Ridge Botanical Area along S side of W Cuesta Ridge Rd, ca. 5.6 mi W of US Hwy 101 731 Comment
  OBI47130  Festuca microstachys LynneDee Oyler 1986-5-3 483 San Luis Obispo Rinconada Mine area off of hwy 58 457 Comment
  OBI21875  Festuca myuros Robert F. Hoover 1964-6-5 8919 San Luis Obispo Ridge SE of Cuesta Pass Comment
  OBI43347  Festuca perennis Eric Wise 1982-6-24 1526 San Luis Obispo Warden Lake [N of Los Osos Valley Rd] Comment
  OBI80996  Festuca perennis David J. Keil 2015-2-21 32658 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
  OBI28223  Festuca perennis Rick Frelinger 1982-4-20 5 San Luis Obispo San Luis Crk between US hwy 101 lower Higuera St, San Luis Obispo Comment
  SBBG13977  Fragaria chiloensis E. R. Blakley 1958-8-2 2422 San Luis Obispo Dune Lakes, 4 mi S of Oceano 3 Comment
  CAS-BOT-BC52667  Frangula californica subsp. californica Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  SBBG104473  Frangula californica subsp. californica F. L. Johnson, E. A. Young 1993-5-26 ROB 644 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  CAS-BOT-BC52665  Frangula californica subsp. californica Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes Ranch, San Luis Obispo Comment
  CAS-BOT-BC53591  Frangula californica subsp. tomentella Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch, San Luis Obispo Comment
  OBI37083  Frankenia salina Eric Wise 1982-5-17 1478 San Luis Obispo Twisselman Lake. Palo Prieto Cyn. Comment
  RSA212258  Frankenia salina Robert F. Hoover 1965-9-19 9625 San Luis Obispo Carrizo Plain on west side of Soda Lake. Comment
  OBI7253  Fremontodendron californicum Robert J. Rodin 1974-5-4 9490 San Luis Obispo W of hwy 101, Cuesta Grade Comment
  OBI9084  Fremontodendron californicum J. B. Carstens 1966-5-8 30 San Luis Obispo 2.5 mi W of hwy 101, Cuesta Summit on TV Tower rd Comment
  CAS-BOT-BC130113  Fritillaria affinis R. F. Hoover 1964-5-13 8832 San Luis Obispo Santa Rita Creek west of Templeton Comment
  OBI21378  Fritillaria biflora Robert F. Hoover 1964-5-12 8801 San Luis Obispo Los Osos Valley Comment
  OBI39700  Fritillaria biflora David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-9 16080 San Luis Obispo Rd to top of Cypress Mtn from Warrens' cabin Comment
  UC1134586  Fritillaria biflora H. C. Lee 1937-4-8 820 San Luis Obispo 3 mi sw of Templeton 396 Comment
  SEINET3928378  Fritillaria biflora James Scott Love, Natalie Rossington 2012-2-26 8 San Luis Obispo 1.3 mile north along Stenner Creek Ranch trail.; 0 75 Comment
  SDSU19707  Fritillaria biflora var. biflora Sean Ryan, Michael G. Simpson 2010-3-31 20 San Luis Obispo Just beyond a wooden fence at the intersection of Vista Del Mar Ave. and Balboa Ave. 0.16 miles west of Hwy 1. San Simeon. 5 Comment
  OBI5308  Fuchsia hybrida Elizabeth Gollub 1973-9-30 8 San Luis Obispo Calif Polytechnic State Univ Campus. E side of English Bldg Comment
  OBI9954  Galium andrewsii W. Kent Allender 1962-12-17 s.n. San Luis Obispo Collected in burn area, Cuesta Summit N of US 101, San Luis Obispo Comment
  JEPS90072  Galium andrewsii subsp. andrewsii Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13721 San Luis Obispo ridge between Coon Creek and Crowbar Canyon (ca. 0.5 mi. e. of Last benchmark, on PG & E Diablo Canyon Nuclear Power Plant facility site, Irish Hills); S. Coast Ranges, Port San Luis 7 1/2 Quad. 1979 ed., Irish H 381 Comment
  UC1738519  Galium andrewsii subsp. andrewsii T. J. Ayers with S. Junak and D. Young 1989-4-27 718 San Luis Obispo just W of Botanical Area western boundary Cuesta Ridge Botanical Area Comment
  OBI55565  Galium angustifolium subsp. angustifolium George Butterworth 1998-6-16 281 San Luis Obispo Carrizo Plain Natural Area, 1/2 mi NW of Sprague HIll rd, 1.7 mi SW of Soda Lake Rd, NE face. T31S, R19E, S4, SWQ 671 Comment
  OBI31490  Galium angustifolium var. angustifolium Joy H. Nishida, Melissa Luckow, Rob Keplinger, and Robert Allen 1982-6-10 446 San Luis Obispo Stream bed just NW of American Cyn campground 524 Comment
  CDA15178  Galium aparine G. F. Hrusa 1998-4-27 14286 San Luis Obispo Caliente Range; Lower Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. Comment
  OBI27296  Galium aparine Robert L. Allen, Nancy E. Arnold 1981-5-3 263 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts @ 1/2 down NW facing slope 305 Comment
  OBI31375  Galium aparine Joy Nishida, Julie Oxford 1982-4-16 324 San Luis Obispo American Cyn. .6 mi S of campground 579 Comment
  OBI25475  Galium californicum subsp. californicum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14019 San Luis Obispo Calif Native plant Society photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif rte 1 on Hearst Ranch Comment
  SBBG96726  Galium californicum subsp. flaccidum S. A. Junak 1990-4-27 4220 San Luis Obispo Cuesta Ridge W end of Cuesta Ridge Botanical Area, on S side of main rd (USFS Rd 29S11.3) ca. 5.25 mi W of Hwy 101 and 0.05 mi W of W boundary sign for the Botanical Area 768 Comment
  UC455882  Galium californicum subsp. maritimum E. P. Unangst 1906-1 San Luis Obispo Stenner Creek Comment
  CAS-BOT-BC223083  Galium hardhamiae Clare B. Hardham 1960-6-1 5954 San Luis Obispo Santa Lucia Mountains. Headwaters Arroyo de la Cruz and Little Burnett Creeks 609 Comment
  RSA155780  Galium hardhamiae Clare B. Hardham 1960-6-1 5960 San Luis Obispo Santa Lucia Mountains; Headwaters Little Burnett-Tobacco Creeks Comment
  OBI51723  Galium porrigens R. Mike Arens 1994-4-9 52 San Luis Obispo Calif Polytechnic State Univ campus. In Poly cyn near Botanical Garden footbridge 244 Comment
  CDA19981  Galium porrigens var. porrigens J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area, Los Padres National Forest, Cuesta Ridge East 0 Comment
  OBI4819  Gamochaeta ustulata Mike Wemp 1972-3-29 7 San Luis Obispo About 1/4 mi NW of Montana de Oro State Park 30 Comment
  UC57525  Garrya veatchii J. H. Barber 1900-2-18 1006 San Luis Obispo Peachy Canyon Comment
  OBI14148  Garrya veatchii Robert F. Hoover 1948-4-16 7454 San Luis Obispo Eagle Ranch, S of Atascadero Comment
  OBI58097  Garrya veatchii David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27509 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
  RSA485901  Garrya veatchii G. Dahling 1973-6-6 944 San Luis Obispo About 3.8 miles west of Paso Robles on Peachy Road. Comment
  OBI83572  Gazania linearis David J. Keil, Bill Waycott, Ron Rothman 2016-5-20 34214 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rathman property at 6140 High Laurel Lane. Mosaic of oak-bay dominated woodlands, coastal scrub, and grasslands. Locally naturalized on hilltop near unpaved road in grassy, oak-wooded area. 400 Comment
  SEINET4673859  Gazania linearis Richard R. Halse 2012-3-26 8433 San Luis Obispo Along State Hwy. 1, ca. 1.8 miles north of San Simeon.; 0 21 Comment
  HSC91859  Geranium dissectum Susan H. Bicknell, T. P. Worley 1989-4-16 San Luis Obispo Montana de Oro State Park, MDO 1000 Comment
  SBBG24963  Geranium dissectum D. Myrick 1966-3-23 1288 San Luis Obispo just S of San Simeon Comment
  CDA11557  Gilia achilleifolia subsp. achilleifolia G. F. Hrusa 1993-5-22 11102 San Luis Obispo Black Butte Research Natural Area; Los Padres Natl. Forest, approx. 1 m N of Mt. Lowe. Comment
  UC73635  Gilia achilleifolia subsp. achilleifolia Miss M. Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  UC23736  Gilia achilleifolia subsp. achilleifolia L. Jared 1822-3-4 San Luis Obispo Estrella South Coast Ranges, Estrella (E San Luis Obispo Co.) Comment
  JEPS85970  Gilia tenuiflora subsp. amplifaucalis W. L. Jepson 1932-4-2 16189 San Luis Obispo Cholame 354 Comment
  RSA111285  Gilia tenuiflora subsp. amplifaucalis Clare B. Hardham 1956-3-27 303 San Luis Obispo Chimney Rock Ranch, intersection Oak Flat Road and north road to Adelaida Comment
  SBBG117504  Gilia tenuiflora subsp. tenuiflora E. Painter, M. Wetherwax, D. Keil, D. Wilken, J. Greenhouse 2001-4-17 CR 202 San Luis Obispo jct of boundary rd and rd to top of palisades of Nacimiento River, S of Boy Scout Rd; Camp Roberts 252 Comment
  CAS-BOT-BC226464  Gilia tenuiflora subsp. tenuiflora Alice Eastwood 1902-6-16 s.n. San Luis Obispo Santa Maria Rd. Near the Boundary between Santa Barbara and San Luis Obispo Counties Comment
  CAS-BOT-BC258885  Gilia tricolor subsp. diffusa D. H. Wilken; E. L. Painter; P. De Vries 2011-3-30 17935 San Luis Obispo Hills ca. 3.5 km NE of Padrones Spring, ca. 1.8 km S of jct of Padrones Spring Cyn Rd and Soda Lake Rd, Carrizo Plain Nat Monument 820 Comment
  SBBG93787  Githopsis diffusa subsp. diffusa S. A. Junak 1990-5-1 4254 San Luis Obispo N edge of Cuesta Ridge Botanical Area, powerline access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.1 rd mi S of Tassajera Crk Rd 536 Comment
  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
  JEPS43094  Glaux maritima Ira Condit 1910-4-30 San Luis Obispo Pismo Comment
  SBBG123042  Glebionis coronaria D. Keil 2000-6-1 28799 San Luis Obispo jct of Halcyon Rd and Hwy 1, near Arroyo Grande Comment
  OBI22766  Gleditsia triacanthos Jay B. Hunt 1955-10-25 s.n. San Luis Obispo Lawn frotn of ad. Bldg, Cal Poly Comment
  RSA685169  Gnaphalium californicum Scott D. White, Ken McDonald 2001-5-9 8491 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  UCR123163  Gnaphalium californicum George K. Helmkamp, E. A. Helmkamp 2002-4-16 7417 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  OBI66341  Gnaphalium palustre David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26276 San Luis Obispo Los padres national forest. la panza mountains. fringe of machesna mountain wilderness. ridge along road past castle crags and slopes below to south. area drained by small stream in canyon. 732 Comment
  CAS-BOT-BC302558  Gnaphalium palustre Ernest C. Twisselmann 1955-6-16 2168 San Luis Obispo La Panza Range. Martinez Canyon, near Queen Bee Mine 694 Comment
  OBI56643  Gnaphalium palustre David J. Keil 1998-6-5 27626 San Luis Obispo Carrizo Plain. California Valley. Brentwood Trail and Soda Lake Rd. Comment
  OBI71684  Grindelia hirsutula David J. Keil 1988-7-2 20870 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  UC1341112  Grindelia hirsutula Robert J. Rodin 1954-7-3 5966 San Luis Obispo 1 mi n San Luis Obispo (Reservoir Canyon); Reservoir Canyon Comment
  JEPS57891  Grindelia hirsutula Ernest C. Twisselmann 1968-9-16 14930 San Luis Obispo Old Highway 41 2.5 mi e Huero Huero Creek; Union District 243 Comment
  OBI16382  Grindelia stricta var. platyphylla Robert F. Hoover 1969-7-19 11505 San Luis Obispo S of Pismo Crk near Pismo bch Comment
  RSA122891  Guillenia lasiophylla W. A. Peterson 1937-4-22 746 San Luis Obispo 0.75 mile NNW of mouth of Buckhorn Canyon. 564 Comment
  UC2027471  Gutierrezia californica Greg Wilvert with Cedrick Villasenor and Ben Carter 2005-9-15 520 San Luis Obispo Southeast Half of the Caliente Range. 0.9 km N of Semper Spring. Comment
  UC897137  Gutierrezia californica Carl B. Wolf 1932-11-18 4417 San Luis Obispo upper end of Cuyama Valley Cuyama Valley (Sanat Maria-Maricopa State Highway, 1 mi w of Kern Co. line) Comment
  OBI32003  Hazardia squarrosa David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15669 San Luis Obispo Arroyo de la Cruz area N of San Simeon. along S side of the Arroyo Comment
  OBI51763  Hazardia squarrosa R. Mike Arens 1994-6-10 84 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
  CAS-BOT-BC302374  Hazardia squarrosa var. squarrosa R. F. Hoover 1946-8-3 6262 San Luis Obispo Perfumo Canyon, San Luis Range Comment
  SBBG117744  Hazardia squarrosa var. squarrosa E. Painter, M. Wetherwax, K. Downing, D. Keil, J. Olson 2002-9-4 CR 362 San Luis Obispo Sulphur Spring Rd; Camp Roberts 255 Comment
  UC1786286  Hazardia squarrosa var. squarrosa David Keil 1978-10-19 s. n. San Luis Obispo Reservoir Canyon area Comment
  SBBG107358  Hazardia squarrosa var. squarrosa C. B. Hardham 1956-12-2 1577 San Luis Obispo Marino Ranch, near Cambria Comment
  JEPS18662  Hazardia stenolepis Ernest C. Twisselmann 1954-10-14 1620 San Luis Obispo Mariannas Summit Temblor Range, Western San Joaquin Valley, Mariannas Summit 1066 Comment
  UC1285135  Hazardia stenolepis R. F. Hoover 1947-9-19 7402 San Luis Obispo 1 mi w Pozo Comment
  OBI78434  Hebe X andersonii Dan Sheehy 1978-11-22 16 San Luis Obispo S side of Dexter Library, Cal Poly, San Luis Obispo Comment
  OBI31634  Helenium puberulum Smeltzer, Turnquist 1982-5-19 136 San Luis Obispo Along the Laguna Lake pavedrd and the NE shoreline of lake Comment
  OBI16339  Helenium puberulum Robert F. Hoover 1964-8-13 9217 San Luis Obispo Santa Lucia Range. San Bernardo crk Comment
  CAS-BOT-BC211497  Helianthemum scoparium Robert F. Hoover 1969-9-21 11600 San Luis Obispo South end of Morro Bay Comment
  UC1321261  Helianthus annuus R. F. Hoover 1966-9-16 10070 San Luis Obispo 2 mi n Creston Comment
  OBI26585  Helianthus bolanderi David J. Keil 1980-9-21 14257 San Luis Obispo 3 mi S of Creston along Calif rte 229 along middle brach of Huer Huero Crk Cyn Comment
  CAS-BOT-BC305759  Helianthus gracilentus Clare B. Hardham 1957-8-30 2529 a San Luis Obispo Santa Lucia Mountains. Cuesta Comment
  CAS-BOT-BC305750  Helianthus gracilentus Ernest C. Twisselmann 1972-4-1 18594 San Luis Obispo La Panza Range: west slope of Pozo Grade 792 Comment
  OBI42296  Helianthus gracilentus Eben McMillan 1953-6-18 s.n. San Luis Obispo Queen Bee mine area Comment
  SBBG8659  Helminthotheca echioides H. and M. Dearing 1940-8-11 4458 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC314906  Hemizonia congesta subsp. luzulifolia Alice Eastwood 1927-7-31 15003 San Luis Obispo Along road from Morro to Atascadero Comment
  OBI16222  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1965-9-19 9589 San Luis Obispo 2 mi E of Santa Margarita Comment
  CAS-BOT-BC309866  Hemizonia congesta subsp. luzulifolia Mrs. R. W. Summers 1883-1-23 452 San Luis Obispo Near S. L. Obispo Comment
  OBI30123  Hemizonia congesta subsp. luzulifolia Melissa Luckow 1982-6-24 899 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt. SE corner of rd Comment
  SDSU4591  Hemizonia congesta subsp. luzulifolia D. F. Howe 1961-7-23 3063 San Luis Obispo 5 miles east of Cayucos on road to Paso Robles. 183 Comment
  UCR132012  Hemizonia increscens subsp. increscens George K. Helmkamp 2003-10-24 8215 San Luis Obispo Central Coast, El Campo Rd 0.1 mi east of Los Berros Rd, SE of Arroyo Grande 46 Comment
  RSA94179  Hemizonia luzulifolia F. W. Peirson, Mabel Peirson 1920-7-30 2232 San Luis Obispo Near Morro. Comment
  RSA201552  Heracleum maximum Robert F. Hoover 1947-6-2 7256 San Luis Obispo Cambria, in thickets along Santa Rosa Creek Comment
  RSA756109  Hesperevax caulescens David J. Keil, Kathleen Keil 2001-4-20 29366 San Luis Obispo Southeast of Cholame along Davis Road, 1.8 miles southeast of California Highway 46. 421 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
  OBI50509  Hesperevax sparsiflora var. sparsiflora Steven A. Junak, David A. Young, Tina J. Ayers 1989-4-27 3956 San Luis Obispo Cuesta Ridge: Along main rd (USFS Rd #29S11.3) 0.1 mi W of W boudnary sign for the Cuesta Ridge Botanical Area, 5.3 mi W of hwy 101 786 Comment
  OBI78708  Hesperocyparis macrocarpa David J. Keil 2013-8-28 31974 San Luis Obispo Morro Bay State Park. Vicinity of road junction of State Park Road with South Bay Blvd. and bridge over Chorro and Morro Creeks 8 Comment
  UCSB26937  Hesperocyparis sargentii Rudolph, Craig 1969-8-4 San Luis Obispo West Cuesta Ridge about 3 miles west of U.S. Highway 101 Comment
  OBI73021  Hesperolinon micranthum David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25423 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  JEPS13583  Hesperomecon linearis Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5226 San Luis Obispo Along Parkhill District Road, in hills 4 mi east of Santa Margarita 320 Comment
  OBI11728  Hesperomecon linearis Robert F. Hoover 1952-4-8 8078 San Luis Obispo La Panza district Comment
  SBBG14745  Hesperomecon linearis E. C. Twisselmann 1962-3-26 6711 San Luis Obispo Palo Prieto Cyn, 4 mi S of Cholame 563 Comment
  UC1126446  Hesperomecon linearis W. A. Peterson 1937-4-30 781 San Luis Obispo Anderson Canyon La Panza quad 533 Comment
  CAS-BOT-BC422593  Hesperomecon linearis R. F. Hoover 1947-3-30 6818 San Luis Obispo East branch of Huerhuero Creek about 5 mi. s. of Creston Comment
  CAS-BOT-BC148460  Heteromeles arbutifolia Ernest C. Twisselmann 1968-8-23 14914 San Luis Obispo Dorothy Twisselmann Ranch, estern San Luis Obispo County 670 Comment
  OBI31027  Heteromeles arbutifolia Julie M. Vanderweir 1979-5-28 76 San Luis Obispo Indian Knob Tar Sands Comment
  UCR80626  Heteromeles arbutifolia Don Pendleton 1992-3-15 92- 11 San Luis Obispo E side of Atascadero, adjacent to railroad tracks on N-S trending ridge west of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  OBI10133  Heteromeles arbutifolia Bonnie M. Thompson 1963-11-19 542 San Luis Obispo Cal State Polytechnic College front side of M.E. bldg Comment
  RSA0072382  Heteromeles arbutifolia Carl B. Wolf 1932-11-17 4409 San Luis Obispo Near summit of grade on road from Atascadero to Morro Bay. 457 Comment
  CAS-BOT-BC311123  Heterotheca oregona var. scaberrima R. F. Hoover 1947-9-19 7400 San Luis Obispo Upper Salinas River 3 mi. se. of Pozo Comment
  CAS-BOT-BC311309  Heterotheca sessiliflora subsp. echioides R. F. Hoover 1966-9-16 10066 San Luis Obispo Creston Comment
  OBI33758  Heterotheca sessiliflora subsp. echioides David J. Keil 1983-10-30 18031 San Luis Obispo Rocky Cyn crk E of Atascadero Comment
  UC114804  Heuchera micrantha E. Palmer, M. D. June, 1876 124 San Luis Obispo San Luis Obispo; Coast Range Comment
  CAS-BOT-BC318470  Hieracium argutum R. F. Hoover 1969-7-17 11475 San Luis Obispo Just west of Cuesta Pass summit Comment
  OBI31821  Hirschfeldia incana Smeltzer, Turnquist 1982-4-21 59 San Luis Obispo From rear parking area along NE lake edge in Laguna Lake Park Comment
  CAS-BOT-BC207965  Hoffmannseggia glauca Ernest C. Twisselmann 1958-8-29 4750 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  SBBG107928  Hoita macrostachya C. B. Hardham 1956-8-8 1274 San Luis Obispo headwaters of Old Crk Comment
  OBI36704  Hoita macrostachya Eric Wise 1981-6-27 732 San Luis Obispo Alamo Crk near Twitchell res Comment
  UC716213  Hoita orbicularis Roxana S. Ferris 1939-6-16 9778 San Luis Obispo Jack Creek Bridge Santa Lucia Mountains (on Dover Canyon Road) Comment
  OBI49751  Holocarpha heermannii D. R. Miller 1991-7-26 791 -13 San Luis Obispo Between Rocky Butte and Pine Mtn 853 Comment
  CAS-BOT-BC325906  Holocarpha heermannii Clare B. Hardham 1956-8-3 1255 San Luis Obispo Jack Mt., Santa Lucia Mountains Comment
  OBI16041  Holocarpha virgata subsp. virgata Robert F. Hoover 1969-8-12 11541 San Luis Obispo 12 mi NW of Paso Robles on rd to Nacimiento Dam Comment
  OBI42118  Holodiscus discolor David J. Keil, Lynne Dee Oyler 1986-5-21 19521 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. Eastern base of Santa Lucia Mts in area that was locally the eastern boundary of the Las Pilitas fire of July 1985. Comment
  CAS-BOT-BC150044  Holodiscus discolor var. discolor Clare B. Hardham 1956-7-15 1269 San Luis Obispo Santa Rita Comment
  CDA15018  Hordeum brachyantherum subsp. californicum G. F. Hrusa 1993-5-21 11050 San Luis Obispo Huasna area. Approximately 4 km. beyond Stony Creek Campground. Moist soil of open, exposed bed of Stony Creek, among small boulders. Base of plant not submerged but roots in water. Perennial in moderate-sized clumps. Comment
  OBI40773  Hordeum depressum David J. Keil 1985-5-4 18740 San Luis Obispo S end of Morro Bay around Sweet Springs marsh Comment
  UC1927878  Hordeum marinum subsp. gussoneanum David Keil, Tina Teed and Mariko Uchida 2001-6-15 29570 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure Comment
  JEPS116453  Hordeum murinum Alice Le Duc 1999-5-13 399 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  OBI25595  Hordeum murinum David J. Keil 1981-5-16 14677 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI35804  Hordeum murinum Allison Berry 1984-2-26 26 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  CAS-BOT-BC271398  Hordeum vulgare Ernest C. Twisselmann 1970-5-17 16601 San Luis Obispo Goldtree Hills, eastern San Luis Obispo county 548 Comment
  OBI59982  Hordeum vulgare David J. Keil 1995-4-27 24968 -1 San Luis Obispo Trail head 11 mi E of Tepusquet Cyn rd on Hwy 166 Comment
  UCR15507  Horkelia George K. Helmkamp 1978-6-3 s.n. San Luis Obispo Central Coast, Montana de Oro State Park Comment
  POM280712  Horkelia cuneata Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Morro Bay region. Comment
  OBI56450  Horkelia cuneata subsp. cuneata David J. Keil 1999-5-13 28340 San Luis Obispo Arroyo Grande area; Nipomo Mesa; 220 Summit Station Road. Comment
  CAS-BOT-BC537141  Horkelia cuneata var. cuneata Clare B. Hardham 1958-3-4 2859 San Luis Obispo Santa Lucia Mountains, Cambria, Pinus ratiata woods Comment
  CAS-BOT-BC537327  Horkelia cuneata var. cuneata Mrs. R. W. Summers No date on label 248 San Luis Obispo Coast hills Comment
  CAS-BOT-BC148590  Horkelia cuneata var. puberula Roxana S. Ferris 1939-6-9 9772 San Luis Obispo Northern edge of Atascadero Comment
  CAS-BOT-BC143909  Horkelia cuneata var. sericea Roxana S. Ferris 1929-4-15 7610 San Luis Obispo Between Guadalupe and Callender Comment
  SBBG72453  Horkelia cuneata var. sericea R. Hoffmann 1930-4-19 San Luis Obispo Arroyo Grande Comment
  OBI43691  Hosackia crassifolia var. otayensis Rhonda Riggins 1987-4-23 1555 San Luis Obispo Los Padres Natl Forest along road to radio facility N of Mt. Lowe T30S, R13E sec. 8 Comment
  OBI47982  Hosackia crassifolia var. otayensis Rhonda Riggins 1988-3-31 1602 San Luis Obispo T30S, R13E, sec 8 Los Padres Natl Forest road to radio facility N of Mt Lowe Comment
  OBI62981  Hosackia crassifolia var. otayensis David J. Keil, Rhonda Riggins 1987-5-11 20152 San Luis Obispo Cuesta Ridge E, ca. 6.7 mi from jctn with US 101 along Cuesta Ridge rd Comment
  OBI16033  Hulsea heterochroma Robert F. Hoover 1950-5-6 7885 San Luis Obispo La Panza district Comment
  UC454504  Hydrocotyle ranunculoides I. J. Condit 1909-9-6 San Luis Obispo Oceano Comment
  UC964799  Hydrocotyle ranunculoides G. Thomas Robbins 1950-5-13 3349 San Luis Obispo w. shore Oso Flaco Lake Comment
  UC1927698  Hypericum perforatum David Keil 2003-9-4 30288 San Luis Obispo Northern outskirts of Cambria along Highway 1, just south of Leffingwell Creek Comment
  OBI28570  Hypochaeris glabra John Jackman and Julie Truesdale, Julie Truesdale 1980-1 70 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  UC1040745  Isocoma acradenia var. bracteosa Ray F. Smith 1956-10-17 San Luis Obispo San Miguel Comment
  CAS-BOT-BC311677  Isocoma menziesii var. sedoides Roxana S. Ferris; Laura Lorraine 1950-8-14 12357 San Luis Obispo At San Simeon Creek, State Highway 1 Comment
  POM359616  Isocoma menziesii var. vernonioides Thekla Mohr 1911-07 s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC61900  Isoetes nuttallii Clare B. Hardham 1959-4-12 4228 San Luis Obispo Cambria Comment
  UC1126552  Isomeris arborea N. H. French 1937-3-7 870 San Luis Obispo 8 mi nw Caliente Mt.; McKittrick Quad. 609 Comment
  RSA150946  Isopyrum occidentale Clare B. Hardham 1962-3-24 8927 San Luis Obispo Rocky shaded Mts slope, San Marcos Creek Comment
  SEINET11261297  Jaumea carnosa Robert L. Johnson 2015-7-30 4044 San Luis Obispo Near terminus of Santa Rosa Creek at Moonstone Beach Park, Cambria. Just north of Shamel Community Park.; 0 2 Comment
  OBI66470  Juncus acutus subsp. leopoldii David J. Keil 2005-6-24 30406 San Luis Obispo Small salt marsh at mouth of Pico Creek just north of San Simeon acres Comment
  OBI43276  Juncus balticus Eric Wise 1981-9-17 1119 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 Plant Comment
  OBI51968  Juncus breweri Larry Kelly, David J. Keil 1988-10-1 277 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SEINET271518  Juncus bufonius G. Helmkamp 1994-5-18 91 -1 San Luis Obispo Alamo Cyn 7 mi E of US-101 on CA-166m then 4 mi N (generally NE of Twitchell Reservoir). 213 Comment
  OBI58925  Juncus bufonius var. bufonius David J. Keil 1998-6-8 27716 San Luis Obispo Bitterwater Rd., S of Cholame, 5 miles S of junction with Hwy 46 along Palo Prieto Creek. 591 Comment
  OBI59083  Juncus bufonius var. bufonius David J. Keil 1998-5-6 27095 San Luis Obispo NE of Paso Robles. Vernal pool on S side of Tower Rd., 0.3 mi W of junction with Jardine Rd. Comment
  OBI68376  Juncus lescurii David J. Keil 2004-2-16 30289 San Luis Obispo Baywood Park-Los Osos area at sojuthern end of Morro Bay. Comment
  CAS-BOT-BC110163  Juncus luciensis R. F. Hoover 1958-5-12 8472 San Luis Obispo 18 me. east of Creston on La Panza road, in moist depression. Comment
  UC1953360  Juncus mexicanus David Keil 2010-6-1 30833 San Luis Obispo San Juan Creek Bridge at Highway 58. Eastern portion of La Panza Mountains. Comment
  SBBG104952  Juncus patens F. L. Johnson, E. A. Young 1993-5-27 ROB 683 San Luis Obispo Cerro Romualdo, Camp San Luis Obispo Comment
  UC771775  Juncus patens R. F. Hoover 1946-9-22 6450 San Luis Obispo Cambria Comment
  UCSB37993  Juncus xiphioides Edge, Lyda 1974-6-11 San Luis Obispo Santa Rita Canyon Road Comment
  UCSB69404  Juncus xiphioides Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 50 feet from back dune, 70 feet from access road. 4 Comment
  UCR1770  Juniperus californica Frank C. Vasek 1963-1-15 630115- 02 San Luis Obispo Road from Simmler to Santa Margarita, 3.2 mi WNW from the junction with Pozo Road 328 Comment
  CAS-BOT-BC81061  Juniperus californica R. F. Hoover 1948-5-2 7505 San Luis Obispo Between San Juan R. & Carrizo Plain, west of Simmler Comment
  CAS-BOT-BC81062  Juniperus californica Ira Wiggins 1929-5-23 3738 San Luis Obispo hillsides 10 miles east of Shandon Comment
  CAS-BOT-BC81064  Juniperus californica Ira Wiggins 1932-3-21 5829 San Luis Obispo Grade at west end of Carisa Plains on road to Santa Margarita Comment
  OBI66684  Keckiella breviflora var. breviflora D. R. Miller 1994-6-28 694 -493 San Luis Obispo Pine Mt Region, from the edge of Ridge rd, near Hunter's Turn; Tobacco crk drainage 914 Comment
  UCR160156  Keckiella cordifolia George K. Helmkamp, E. A. Helmkamp 2005-6-9 9567 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 5.4 mi northeast of Huasna Township Road. 256 Comment
  UC1928176  Kickxia spuria D. R. Miller 1994-4-19 794 -498 San Luis Obispo in my fruit orchard, E slope Pine Mountain, Tobacco Creek drainage 700 Comment
  OBI56727  Lactuca saligna David J. Keil 1998-9-4 28065 San Luis Obispo Santa Margarita. 305 Comment
  UCD133559  Lactuca serriola Ernest C. Twisselmann 1958-8-11 4630 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. Temblor Range and the Western San Joaquin Valley. 670 Comment
  CAS-BOT-BC340627  Lactuca serriola T. Winfield 1974-8-28 1177 San Luis Obispo Morro Bay; near PG&E Power Plant Comment
  OBI15972  Lactuca serriola Betty Sheehan 1957-10-11 14 San Luis Obispo Cal Poly campus, Feed mill Comment
  OBI15964  Lagophylla ramosissima Robert F. Hoover 1965-9-19 9591 San Luis Obispo 2 mi E of Santa Margarita Comment
  OBI21952  Lamarckia aurea Robert F. Hoover 1948-4-25 7490 San Luis Obispo Price Canyon Comment
  OBI58409  Lamarckia aurea G. F. Hrusa 1995-5-28 12286 San Luis Obispo Black Butte Research Natural Area. Near intersection of main ridge rd and access rd to Peak 1 Radio Facility 620 Comment
  RSA585648  Lamarckia aurea F. L. Johnson, M. D. Proctor 1993-2-20 ROB- 136 San Luis Obispo N edge of cantonment area Comment
  UCD63324  Lamarckia aurea Robert F. Thorne; P. Everett 1963-4-29 31600 San Luis Obispo San Luis Obispo County: ca. 2 miles SE of Cuesta Summit. Comment
  CDA15159  Lastarriaea coriacea G. F. Hrusa 1998-4-26 14266 San Luis Obispo Temblor Range; W side of Temblors 3-4 mi N of Elkhorn Plain. Comment
  POM307604  Lasthenia Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Cambria. Comment
  CAS-BOT-BC334583  Lasthenia californica M. M. Miles 1886-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  SFV15513  Lasthenia ferrisiae I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 374 San Luis Obispo Carrizo Plain Carrizo Plain. 13.9 miles east on Simmler Road from intersection with Soda Lake/San Diego Creek Road. Adjacent of Soda Lake. In dry wash leading to Soda Lake. 610 Comment
  UCD81783  Lasthenia ferrisiae Mona Robison 2000-4-16 504 San Luis Obispo San Luis Obispo County: along Hwy 46, from Paso Robles E to the Cholame Valley at the intersection on Hwys 41 and 46. Cholame Valley. 346 Comment
  OBI73207  Lasthenia ferrisiae Matt Ritter 2010-3-26 5051 San Luis Obispo Near Soda Lake, Carrizo Plain Comment
  UC1314960  Lasthenia gracilis R. F. Hoover 1967-5-13 10562 San Luis Obispo coast w Cambria Comment
  JEPS57916  Lasthenia leptalea Ernest C. Twisselmann and Donald J. Bedell 1968-3-6 14048 San Luis Obispo head Cammatta Canyon (at Bethel Ranch); La Panza Range, Bethel Ranch 533 Comment
  RSA128421  Lasthenia leptalea Clare B. Hardham 1958-4-20 3052 San Luis Obispo North Traffic Way, Atascadero - opposite old adobe. Plants of Santa Lucia Mountains. Comment
  CAS-BOT-BC367547  Lasthenia microglossa R. F. Hoover 1967-4-5 10350 San Luis Obispo Between San Juan River and Carizo Plain on Hwy 58 Comment
  CAS-BOT-BC370869  Lasthenia minor John Thomas Howell 1935-3-25 2034 San Luis Obispo West side of Cottonwood Pass Comment
  UC579277  Lasthenia minor C. M. Belshaw 1936-4-2 1790 San Luis Obispo sw end of Soda Lake; Carrizo Plain. Mc Kittrick Quadrangle 609 Comment
  CAS-BOT-BC370860  Lasthenia minor Ernest C. Twisselmann 1967-4-27 12924 San Luis Obispo Mesa northeast of Piedras Blancas Point. 4 Comment
  OBI73565  Lathyrus latifolius David J. Keil 2010-8-30 30930 San Luis Obispo Lower Prefumo Canyon Road, 1 mile from intersection with Los Osos Valley Road 70 Comment
  UC1927786  Lathyrus tingitanus David Keil 2006-5-24 30455 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 20.91'N, 120 31.20'W Comment
  SBBG104524  Lathyrus vestitus M. D. Proctor, E. A. Young 1993-3-20 ROB 301 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  UCR163524  Lathyrus vestitus var. vestitus George K. Helmkamp, E. A. Helmkamp 2005-3-25 9209 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  CAS-BOT-BC321671  Layia glandulosa Ira L. Wiggins 1932-3-21 5813 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  OBI15844  Layia glandulosa Robert F. Hoover 1952-5-25 8230 San Luis Obispo Caliente Mt Comment
  SBBG34838  Layia glandulosa Mrs. R. W. Summers 1886-2-21 San Luis Obispo Oso Flaco hills, near the sea Comment
  UC1069737  Layia glandulosa E. Armstrong 1934-4-1 1115 San Luis Obispo La Panza 609 Comment
  JEPS13198  Layia glandulosa Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5151 San Luis Obispo 5.5 mi w Nipomo; Nipomo Mesa 76 Comment
  UCD133905  Layia glandulosa Annetta Carter 1940-4-7 1507 San Luis Obispo San Luis Obispo County: Palo Prieto Canyon, 3.3 miles southeast of Cholame, north end of Temblor Range. 457 Comment
  UCSB32619  Layia glandulosa Nielsen, P. 1977-4-22 San Luis Obispo 6 miles north of Guadalupe on Calif. 1, east side of road; Nipomo Mesa 30 Comment
  UCSB49800  Layia glandulosa Black, Nan 1968-4-20 San Luis Obispo North side of road in Calif. Hwy 1, 12.3 miles north of Santa Maria River, Nipomo Mesa 60 Comment
  CAS-BOT-BC327222  Layia heterotricha David D. Keck; J. Clausen 1935-4-10 3156 San Luis Obispo 18 miles S of Soda Lake toward southern end of Carrizo Plain 609 Comment
  OBI54861  Layia hieracioides David J. Keil 1997-4-18 26211 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 5.7 road miles north of junction with san jose-avenales road. 652 Comment
  UC1314937  Layia hieracioides R. F. Hoover 1967-5-15 10577 San Luis Obispo s edge of San Luis Valley Road to Arroyo Grande; Carpenter Canyon Comment
  SEINET10958316 Image available Layia jonesii Marcus E. Jones 1882-5-5 Jones 3224 San Luis Obispo Comment
  CAS-BOT-BC327665  Layia munzii Roxana S. Ferris 1935-3-29 9107 San Luis Obispo Roadside ditch 3.5 miles S of Simmler. Carriso Plain. Comment
  POM298240  Layia munzii D. D. Keck, Jens Clausen 1935-4-9 3097 San Luis Obispo Cholame Creek at Cholame. 366 Comment
  RSA201704  Layia munzii Robert F. Hoover 1949-5-1 7652 San Luis Obispo Cholame Valley, at jct. of Cottonwood and Polonio Pass roads Comment
  CAS-BOT-BC372328  Layia pentachaeta R. F. Hoover 1947-4-4 6880 San Luis Obispo West side of Cottonwood Pass Comment
  SEINET7545197  Layia pentachaeta subsp. albida D. D. Keck, J. Clausen 1935-1 3106 San Luis Obispo Summit of Polonio Pass, 5 mi. E of Cholame on road to Lost Hills 579 Comment
  CAS-BOT-BC382117  Layia platyglossa Alice Eastwood 1926-5-5 s.n. San Luis Obispo Cholame Comment
  SBBG81927  Layia platyglossa C. F. Smith 1950-5-4 2770 San Luis Obispo Creston-Simmler Rd, 0.25 mi N of Fernandez Crk crossing Comment
  UC1069760  Layia platyglossa C. M. Belshaw 1936-3-28 1748 San Luis Obispo 1.6 mi nnw of Point Estero; Cayucos Quadrangle Comment
  CAS-BOT-BC382147  Layia platyglossa R. F. Hoover 1967-4-20 10498 San Luis Obispo Wilson Corner Comment
  JEPS98945  Layia platyglossa Bruce G. Baldwin 1987-3-15 646 San Luis Obispo 10 mi S of jct with San Juan Road along Shell Creek Road Comment
  RSA605872  Layia platyglossa subsp. campestris R. S. Woglum 1940-4-21 2650 San Luis Obispo Central Coast: Cambia Pines. Comment
  UC1101307  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-6-22 811 San Luis Obispo 3 mi s of Pismo Beach (at Oceano); Oceano Comment
  UC1369829  Lennoa madreporoides Sherwin Carlquist 1969-7-1 4330 San Luis Obispo 5.5 miles S of Oceana. Comment
  UC1124463  Lepechinia calycina G. T. Nordstrom 1937-4-26 1111 San Luis Obispo 4.8 miles SSE of Chimney Rock 487 Comment
  UC1614501  Lepidium Charles M. Belshaw 1935-3-27 449 San Luis Obispo 3 mi. e. Paso Robles (between Paso Robles & Shandon) Comment
  UCR237940  Lepidium Mark A. Elvin, Erin Shapiro 2010-7-29 6472 San Luis Obispo Central Coast, Santa Maria River Valley, Guadalupe Dunes, parking lot of Oso Flaco Lake 7 Comment
  JEPS18129  Lepidium dictyotum var. acutidens Rimo Bacigalupi with G. T. Robbins and H. L. Mason 1956-3-30 5563 A San Luis Obispo in triangular field formed by junction of U.S. 466 and Calif. Hwy. 41; Cholame Valley 350 Comment
  OBI57970  Lepidium draba Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Weeds of Central Coast. Along inside edge of drainage ditch between ag fields and roadside along Oso Flaco Lake rd Comment
  RSA20177  Lepidium jaredii Alice Eastwood, J. T. Howell 1937-4-28 s.n. San Luis Obispo Carrizo Plain near Soda Lake Comment
  CAS-BOT-BC89497  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
  UCSB2369  Lepidium jaredii Robbins, G.; Bacigalupi, Rimo 1952-4-20 San Luis Obispo Just east of lowest point in Carrizo Plain; about 8 miles southeast of Soda Lake 594 Comment
  CDA34242  Lepidium latifolium David J. Keil 2010-6-1 30830 San Luis Obispo Eastern portion of La Panza Mountains. San Juan Creek Bridge at Highway 58. Comment
  OBI33839  Lepidium nitidum Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1085 San Luis Obispo Soda lake Rd, next to first alkali lake. 1.2 mi NW of hwy 166 Comment
  RSA8445  Lepidium nitidum I. L. Wiggins 1932-3-20 5779 San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  UC556397  Lepidium nitidum David D. Keck and J. Clausen 1935-4-9 3100 San Luis Obispo just e Cholame; Cholame Creek 365 Comment
  RSA143303  Lepidium nitidum var. oreganum Clare B. Hardham 1960-3-23 5225 San Luis Obispo South end of Soda Lake, Carrizo Plains Comment
  OBI57897  Lepidium strictum David J. Keil 1999-4-29 28294 San Luis Obispo Camp Roberts; area proposed for northward extension of McMillan Airstrip on north side of Generals Road. Comment
  CAS-BOT-BC272421  Leptochloa fusca subsp. uninervia Ernest C. Twisselmann 1963-12-10 9204 San Luis Obispo Highway U.S. 466 7 miles east of Paso Robles, Estrella Plains 243 Comment
  UC23421  Leptodactylon californicum Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  UC908684  Leptodactylon californicum Herbert L. Mason 1923-6-21 527 San Luis Obispo Santa Margarita Comment
  RSA73046  Leptosiphon androsaceus Margaret Stason, F. Brubaker 1930-4-14 8942 San Luis Obispo Hill slopes near Simmler, Comment
  OBI78773  Leptosiphon parviflorus Michael Walgren 2014-4-10 375 San Luis Obispo Chevron Oil Company property about 0.12 miles east of Del Mar Park in the City of Morro Bay. 65 Comment
  SBBG107508  Leptosiphon parviflorus C. B. Hardham 1958-4-3 2987 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  OBI75166  Leptosyne douglasii David J. Keil, with Matt Ritter, Jenn Yost, Taylor Crow 2011-3-15 30976 San Luis Obispo Western slope of Santa Lucia Mountains. San Luis Obispo Open Space Trail, Reservoir Canyon to Bowden Ranch. Lower Reservoir Canyon 150 Comment
  CDA17542  Lessingia filaginifolia var. filaginifolia Austin Griffiths 1980-9-7 s.n. San Luis Obispo Pismo Dunes; SW corner of Beach and 19th St., Oceano. Comment
  IRVC28940  Lessingia filaginifolia var. filaginifolia G. K. Helmkamp 2003-9-10 8138 San Luis Obispo 0.6 mi S of Nipomo Hill in Arroyo Grande area Central Coast 46 Comment
  CAS-BOT-BC339442  Lessingia glandulifera var. glandulifera R. F. Hoover 1966-9-16 10065 San Luis Obispo Creston 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
  SBBG44886  Lessingia glandulifera var. pectinata R. Hoffmann 1931-5-30 San Luis Obispo Oceano-Casmalia Comment
  CAS-BOT-BC341983  Lessingia pectinata var. pectinata R. F. Hoover 1966-9-21 10077 San Luis Obispo 1 mile south of Edna on Price Canyon road to Pismo Beach Comment
  UC74092  Lessingia pectinata var. pectinata Mrs. R. W. Summers 1886-8-1 San Luis Obispo Oso Flaco Comment
  UC1287446  Lessingia tenuis Willard Spence 1962-6-22 675 San Luis Obispo along Calf Canyon Road (0.9 mi ne Parkhill Distict turnoff, ne of Santa Margarita) Comment
  OBI69500  Leucanthemum vulgare David J. Keil 2008-6-6 30535 San Luis Obispo Campus of California Polytechnic State University. Base of P-Hill just south of Cerro Vista Apartments complex. 140 Comment
  UC1131749  Leymus triticoides P. L. Johannsen 1937-5-31 1177 San Luis Obispo 2 1/2 mi ene Chimeneas Ranch; McKittrick Quadrangle Comment
  UC1513366  Lilaea scilloides R. F. Hoover 1947-4-18 6964 San Luis Obispo near Piedras Blancas Point Comment
  UC2013226  Lilaea scilloides David Keil 1991-5-18 21540 San Luis Obispo C. T. Ranch on eastern and northern outskirts of Cambria. Comment
  RSA0028260  Limonium binervosum David J. Keil 2011-7-3 31055 San Luis Obispo Morro Bay. South side of sand berm on south side of Morro Bay marina. 1 Comment
  OBI80349  Limonium perezii Kristen M. Nelson 2013-2-16 23 San Luis Obispo Between Pismo Beach and Avila Beach on CA-1 at Park Place. Vacant, weedy lot along disturbed roadside. 35 Comment
  OBI37287  Limosella aquatica Eric Wise 1981-10-23 1339 San Luis Obispo Sinton Middle Pond on Shell Crk Rd 8 mi N of hwy 58 Comment
  UCR266063  Linanthus bigelovii David J. Keil, Rhonda L. Riggins 2003-4-23 30129 San Luis Obispo Inner South Coast Range, Caliente Range, along main ridge northwest of Caliente Peak 1258 Comment
  OBI031330  Linanthus californicus Joy Nishida, Robert Allen 1982-4-10 204 San Luis Obispo American Canyon Campground near stream. Growing above drainage into stream 524 Comment
  UCSB12661  Linanthus dichotomus Breedlove, Dennis 1962-3-29 San Luis Obispo In rolling hills at the western edge of the Carrizo Plain, about 6 miles south by southwest of Simmler 701 Comment
  OBI56767  Linanthus dichotomus subsp. dichotomus David J. Keil, Rhonda Riggins and Karl Striby 1998-5-22 27399 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
  RSA122123  Linanthus dichotomus subsp. dichotomus G. T. Nordstrom 1937-4-6 1048 San Luis Obispo 3.8 miles N. of Chimney Rock 213 Comment
  RSA0020770  Linanthus parviflorus Greg Wilvert 2005-4-16 236 San Luis Obispo 300 m S of Padrones Canyon Rd. 866 Comment
  UCR122503  Linaria canadensis George K. Helmkamp, E. A. Helmkamp 2001-5-2 6613 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  RSA476676  Lithocarpus densiflorus var. densiflorus E. Crow 1929-8-6 423 San Luis Obispo Hoffman's Canyon, Santa Lucia Mts. Comment
  UC56408  Lithophragma cymbalaria Mrs. R. W. Summers 1890-4-16 San Luis Obispo Comment
  OBI37853  Lithophragma heterophyllum David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18678 San Luis Obispo 16.5 mi from Calif Rte 1 along San Simeon Crk Rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  UCR161953  Lithophragma heterophyllum George K. Helmkamp, E. A. Helmkamp 2005-2-14 8921 A San Luis Obispo Outer South Coast Ranges, Santa Lucia Mtns. Huasna Canyon along Huasna Road; 8.5 mi east of its junction with Lopez Road 277 Comment
  RSA15735  Lithophragma heterophyllum Carl B. Wolf 1929-4-13 3482 San Luis Obispo 1 mile north of San Luis Obispo. 152 Comment
  OBI20341  Lobelia erinus Samuel Miyamoto 1971-6-2 18 San Luis Obispo San Luis Obispo campus, SW side of floral shop, OH unit 152 Comment
  OBI35306  Lobularia maritima Melody Dickens 1980-4-30 12 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  UCD132709  Logfia filaginoides G. F. Hrusa 1995-5-28 12218 San Luis Obispo San Luis Obispo County: on ridge immediately WNW of Peak 2 and leading to the park. 600 Comment
  SEINET251719 Image available Lolium multiflorum Unknown 2005-3-25 9215 San Luis Obispo Outer South Coast Ranges: Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek (Caldwell Mesa 7.5' Q.:). 399 Comment
  HSC91738  Lolium perenne Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro State Park, MDO 1 Comment
  UCR91846  Lolium perenne subsp. multiflorum George K. Helmkamp 1996-5-24 1015 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
  OBI70883  Lomatium David J. Keil 2009-5-10 30604 San Luis Obispo California Highway 1, 1.8 mi n of Arroyo de la Cruz. Hears San Simeon State Park. Comment
  SEINET13944402 Image available Lomatium dasycarpum David Keil 1980-1 13715 San Luis Obispo Along Park Hill Road 0.5 mi W of jctn w/ Huerhuero Road. Comment
  RSA128127  Lomatium dasycarpum subsp. dasycarpum Clare B. Hardham 1958-5-7 3227 San Luis Obispo Hills between Bee Rock and the Nacimiento River Comment
  RSA67541  Lomatium dasycarpum subsp. dasycarpum P. A. Munz 1951-4-13 16308 San Luis Obispo Grade on Hwy 178, above La Panza Public Camp, La Panza Range. 701 Comment
  UC463298  Lomatium dasycarpum subsp. dasycarpum Roxana S. Ferris 1929-4-13 7523 San Luis Obispo hills e. San Luis Obispo Comment
  OBI8918  Lomatium macrocarpum Robert F. Hoover 1947-4-20 6981 San Luis Obispo Near El Dorada school (N of Pozo) Comment
  CDA11346  Lomatium parvifolium G. F. Hrusa 1995-4-16 12069 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass Approx. 1 m. NW of US 101. Comment
  POM78290  Lomatium parvifolium Marcus E. Jones 1882-5-5 s.n. San Luis Obispo San Luis Obispo. Comment
  SBBG118027  Lomatium parvifolium E. Painter, M. Wetherwax 2001-5-17 SLO 203 San Luis Obispo near rd between Primera and La Trinidad mines; near LCTA plot 306; Camp San Luis Obispo 440 Comment
  UC1251645  Lomatium parvifolium Tracey and Viola Call 1964-6-6 2260 San Luis Obispo 4 mi SE of San Luis Obispo (Reservoir Canyon) 152 Comment
  OBI52780  Lomatium parvifolium David J. Keil, Kathleen Keil Apr-92 s.n. San Luis Obispo W of San Luis Obispo in hills along dirt rd S of Prefumo Cyn rd Comment
  SD130304  Lomatium parvifolium George Helmkamp 1990-4-1 San Luis Obispo West Cuesta Ridge, around 3 miles west of U.S. Highway 101 669 Comment
  UC1246832  Lomatium parvifolium Tracey and Viola Call 1963-6-2 2199 San Luis Obispo 1 mi up Reservoir Canyon near San Luis Obispo; 1 mi up Reservoir Canyon 243 Comment
  UC639016  Lomatium parvifolium Bernard Miossi 1940-3-20 246 San Luis Obispo 1 mi n of San Luis Obispo (300 yards n of San Luis Creek) 68 Comment
  OBI25019  Lomatium utriculatum David J. Keil, Dirk Walters 1980-4-26 13874 San Luis Obispo Along Town Creek near Lime Mtn Mine, west of Paso Robles Comment
  OBI82592  Lomatium utriculatum David J. Keil 2016-2-29 33522 San Luis Obispo San Luis Obispo. South Hills Open Space 75 Comment
  UC1123075  Lomatium utriculatum C. A. Graham 1939-4-14 521 San Luis Obispo 1 1/2 mi. n. Pine Canyon Guard Station; Branch Mt.Quad. Comment
  SEINET202636  Lomatium utriculatum Rimo Bacigalupi, GT Robbins; Keith Harrison 1955-5-16 5123 San Luis Obispo Commatti canyon tributary of San Juan Creek 6.1 miles south of Shandon 351 Comment
  SEINET7040145  Lomatium utriculatum A. G. Vestal 1962-4-10 San Luis Obispo Carrizo Plain, 0.8 mile east from Soda Lake Road. UTM Zone 11, 241807mE, 3896705mN. Comment
  UCR87685  Lonicera hispidula George K. Helmkamp, E. A. Helmkamp 1995-6-20 95 2 24 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
  UC1125243  Lonicera hispidula var. vacillans H. A. Jensen 1930-7-7 38 San Luis Obispo Mouth of Estrada Creek Cape San Martin Quadrangle Comment
  SBBG93147  Lonicera interrupta S. A. Junak 1990-7-13 4419 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, powerline access rd, in small cyn between first and second high voltage tower E of W Cuesta Ridge Rd, ca. 1.3 rd mi S of Tassajera Crk Rd 548 Comment
  SBBG42019  Lonicera involucrata var. ledebourii H. M. Pollard 1968-6-7 San Luis Obispo margin of Oso Flaco Lake Comment
  CAS-BOT-BC200961  Lotus L. R. Abrams 1937-7-30 13724 San Luis Obispo Cambria Comment
  UC1285192  Lotus benthamii R. F. Hoover 1947-3-16 6674 San Luis Obispo coast just s Monterey Co. line Comment
  POM97321  Lotus humistratus P. A. Munz 1926-4-8 10165 San Luis Obispo Canyon at Paso Robles. Comment
  SEINET3930994  Lotus junceus var. biolettii David Keil 1987-5-11 20143 San Luis Obispo Cuesta Ridge, east road to radio facility north of Mount Love. ca. 0.35 miles from Cuest Ridge Road and 4 miles from Highway 101.; 0 Comment
  SEINET3523649 Image available Lotus procumbens Roxana S. Ferris 1939-5-18 9743 San Luis Obispo 3 mi E of Templeton on Creston road Comment
  UCR14501  Lotus salsuginosus George K. Helmkamp 1974-4-28 s.n. San Luis Obispo Central Coast, north of 'Morro Bay' on Cuesta Grade [presumably meaning N of San Luis Obispo] 305 Comment
  UC1285174  Lotus salsuginosus R. F. Hoover 1947-4-2 6862 San Luis Obispo 6 mi above County Park; Upper Arroyo Grande Comment
  UC1585948  Lotus scoparius Barbara Ertter 1989-6-10 8565 San Luis Obispo ca 20 air mi ene San Luis Obispo (3.5 mi from Hwy 58, on rd to Navajo Campground, at edge of McGinnis Creek, e side of Black Mt.); La Panza Range, Black Mt., McGinnis Creek 609 Comment
  UC1285196  Lotus scoparius var. scoparius R. F. Hoover 1964-6-5 8911 San Luis Obispo ridge se Cuesta Pass Comment
  UCR160152  Lotus scoparius var. scoparius George K. Helmkamp, E. A. Helmkamp 2005-6-9 9582 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
  UC55325  Lotus strigosus J. H. Barber 1899-4-9 San Luis Obispo Paso Robles Comment
  SBBG107851  Lupinus C. B. Hardham 1959-4-10 4210 San Luis Obispo Chimney Rock area San Marcos Crk Comment
  SBBG112722  Lupinus albifrons D. Keil 1981-4-9 14297 San Luis Obispo 0.6 mi W of jct of rd to Cholame along State Hwy 58 Comment
  UC1129312  Lupinus albifrons E. Armstrong 1934-4-1 1153 San Luis Obispo 4 mi e Santa Margarita; San Luis Obispo Quad., e of Santa Margarita Comment
  OBI56423  Lupinus albifrons David J. Keil, Rhonda Riggins 1987-5-11 20156 San Luis Obispo Cuesta Ridge E, ca. 6.7 mi from jctn with US 101 along Cuesta Ridge rd 792 Comment
  UC1980245  Lupinus albifrons Daisie Huang 2008-4-27 08042702 San Luis Obispo Hwy 46. 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
  UCR227531  Lupinus albifrons var. abramsii Daisie Huang 2006-4-14 60414- 01 San Luis Obispo Santa Rosa Creek Rd. off [Hwy] 46 313 Comment
  CAS-BOT-BC195759  Lupinus albifrons var. albifrons Alice Eastwood; John Thomas Howell 1938-6-15 5991 San Luis Obispo Carpojo Creek Comment
  CAS-BOT-BC195770  Lupinus albifrons var. albifrons R. F. Hoover 1963-5-4 8554 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  RSA407002  Lupinus albifrons var. albifrons Lester Rowntree 1929-7-9 1925 San Luis Obispo Above San Simeon. Comment
  CAS-BOT-BC195779  Lupinus albifrons var. albifrons Alice Eastwood 1927-4-8 14369 San Luis Obispo Cavidas (Miossi ranch) Comment
  CAS-BOT-BC201608  Lupinus albifrons var. albifrons Charles Piper Smith 1932-5-21 4678 San Luis Obispo Arroyo Grande, 10 miles up Upper Arroyo Road Comment
  CAS-BOT-BC196422  Lupinus arboreus R. F. Hoover 1947-7-11 7298 San Luis Obispo South end of Morro Bay Comment
  OBI35264  Lupinus arboreus H. E. Jones 1981-5-18 1 San Luis Obispo Point Piedras Blancas Comment
  POM98568  Lupinus arboreus var. arboreus P. A. Munz 1925-3-25 9250 San Luis Obispo Beach at Morro. Comment
  RSA232106  Lupinus arboreus var. arboreus C. W. Tilforth, John Dourley 1972-8-24 648 San Luis Obispo North end of bridge over Arroya de la Cruz, Highway 1, 2 miles north of Point Piedras Blancas. Comment
  OBI083271  Lupinus benthamii Rhonda Riggins 1982-5-14 1400 San Luis Obispo Los Padres National Forest. Agua Escondido Rd. 1.4 mi S Stoney Creek Rd., 0.2 mi N Agua Escondido Campground. Roadside edging chaparral. La Panza Formation. Comment
  OBI28404  Lupinus benthamii Rhonda Riggins 1978-4-23 1132 San Luis Obispo Along hwy 166, 8.2 mi W Sierra Madre Rd, 5.9 mi W Twin rocks Comment
  OBI78123  Lupinus benthamii Rhonda Riggins 1979-5-12 1178 San Luis Obispo Along Interlake Rd, 1.1 mi SSE Bee Rock Rd Comment
  SBBG104241  Lupinus bicolor M. D. Proctor, E. A. Young 1993-3-18 ROB 244 San Luis Obispo 1 km S of Boy Scout Rd; Camp Roberts Comment
  SEINET7062889 Image available Lupinus bicolor A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 9.9 miles east of Arroyo Grande on Huasna Road. (WGS84/NAD83). UTM Zone 10, 734793mE, 3890432mN. 244 Comment
  SEINET7062892 Image available Lupinus bicolor A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 9.6 miles east of Arroyo Grande on Huasna Road. (WGS84/NAD83). UTM Zone 10, 733380mE, 3891140mN. 195 Comment
  UCR140387  Lupinus bicolor George K. Helmkamp 2004-3-15 8375 San Luis Obispo Central Coast, edge of Nipomo Mesa overlooking Cienaga Valley, along Calif. Hwy 1 (Mesa View Dr.), 0.3 mi N of Halcyon Rd. 76 Comment
  OBI56899  Lupinus bicolor Jennifer Stone 1986-5-9 s.n. San Luis Obispo Cuesta Ridge East in chaparral area burned over in the Las Pilitas Fire of June-July 1985. Voucher for fire succession thesis study, Soils Science Dept, Calif Polytechnic State Univ. Site 6 Comment
  SFV8465  Lupinus bicolor C. Mankinen 1969-4-19 37 San Luis Obispo Highway 101 at junction with Huey Road, north of Paso Robles. Comment
  RSA695547  Lupinus bicolor subsp. microphyllus D. W. Taylor 1995-4-6 14782 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
  SEINET10484973  Lupinus bicolor var. umbellatus Duane Isely 1965-5-26 Isely 9563 San Luis Obispo In grass, low areas, mostly in fruit; standard white, violet margined; wings Violet. Comment
  SD249208  Lupinus chamissonis Mikenna M., Maria D., Brenda P. 2014-5-18 2 San Luis Obispo Montana De Oro State Park, Sandspit Beach, a few yards down the trail. Comment
  OBI53452  Lupinus chamissonis Arthur W. Hazebrook 1991-6-6 87 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  OBI74660  Lupinus concinnus David J. Keil 1987-5-6 20131 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  UC569520  Lupinus concinnus E. Armstrong 1934-4-1 1091 San Luis Obispo 6 mi ene Pozo; Pozo Quad. Comment
  OBI28634  Lupinus concinnus Rhonda Riggins 1980-5-13 1201 San Luis Obispo Los Padres Natl Forest BM 1937. Adj Navajo Campground Rd, 1.4 mi S Hwy 58, 5.6 mi E Shell Creek Rd Comment
  SD245368  Lupinus formosus var. robustus David Keil 2010-6-7 30877 San Luis Obispo La Panza Mountains. Ca. 0.25 miles north of Highway 58 along Shell Creek Road. East of Shell Creek. 420 Comment
  OBI81102  Lupinus latifolius Michael Walgren 2015-4-9 445 San Luis Obispo Cambria, on the coast side of Highway One on a steep road cut just downcoast from Santa Rosa Creek 39 Comment
  UCSB21222  Lupinus latifolius Jensen, K. 1967-3-18 San Luis Obispo Diablo Canyon, about 2 miles from ocean Comment
  OBI27832  Lupinus latifolius Barrett Anderson 1972-3-12 344 San Luis Obispo Montana de oro State Park, along hazard ridge Comment
  RSA28739  Lupinus latifolius subsp. latifolius R. S. Woglum 1938-5-15 1716 San Luis Obispo Between Paso Robles and Cayucas. Comment
  UCR115562  Lupinus latifolius subsp. parishii George K. Helmkamp, E. A. Helmkamp 2000-4-20 5389 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  OBI30773  Lupinus ludovicianus Rhonda Riggins 1982-4-4 1330 San Luis Obispo T32S, R15E, (Sect 15 uncharted) Comment
  OBI79621  Lupinus microcarpus Stefan Bonilla, Keaton Davis 2014-5-27 1 San Luis Obispo San Luis Obispo, Perfumo Canyon, dry shrub plants on hill. Comment
  RSA659169  Lupinus microcarpus R. Riggins 1978-4-23 1133 San Luis Obispo Hwy. 166, 0.8 mi W Twin Rocks, 3.1 mi E Sierra Madre Rd. Comment
  UC1285123  Lupinus microcarpus R. F. Hoover 1952-4-8 8089 San Luis Obispo near McKittrick road (w base of Temblor Range); Temblor Range Comment
  UC1129581  Lupinus microcarpus var. densiflorus H. C. Lee 1937-4-30 869 San Luis Obispo 1 mi s San Miguel; Paso Robles Quadrangle, Quad. 130D Comment
  OBI42122  Lupinus microcarpus var. densiflorus David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19449 San Luis Obispo Santa Margarita Ranch. Ca 5 mi S of Santa Margarita along ranch rd. E base of Santa Lucia Mts in area that was locally the E boundary of the Las Pilitas Fire of July 1985 Comment
  OBI48281  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-9 1151 San Luis Obispo Hi Mtn Rd 8.8 mi NE Lopez Lake Rd Comment
  OBI56811  Lupinus microcarpus var. horizontalis Rhonda Riggins 1978-4-28 1139 San Luis Obispo Wash at base of Crocker Cyn, Hurricane Rd and Co. Rd 285. W side of Temblor range Comment
  RSA659097  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-28 11389 San Luis Obispo Wash at base of Crocker Canyon, Hurricane Rd. and Co. Rd. 285. W side of Temblor Range. Comment
  JEPS65476  Lupinus microcarpus var. microcarpus W. L. Jepson 1932-4-2 16199 San Luis Obispo Palo Prieto Canyon 502 Comment
  CDA27539  Lupinus microcarpus var. microcarpus R. Riggins 1979-4-15 1152 San Luis Obispo Klau Mine Road just east of junction with Cypress Mountain Road. 0 Comment
  JEPS108103  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-23 1133 San Luis Obispo Hwy. 166, 0.8 mi W twin Rocks, 3.1 mi E Sierra Madre Road. Comment
  OBI12837  Lupinus microcarpus var. microcarpus Robert F. Hoover 1966-4-20 9814 San Luis Obispo E of Atascadero on Creston rd, on grade E of Salinas River Comment
  OBI28861  Lupinus microcarpus var. microcarpus David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14484 San Luis Obispo Rd at S end of Soda Lake ca 1/4 mi E of Soda Lake rd Comment
  OBI31143  Lupinus nanus Julie M. Vanderwier 1979-5-11 26 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG118166  Lupinus nanus M. Wetherwax, E. Painter 2003-3-18 CR 393 San Luis Obispo between Tower Rd and pipeline rd: Camp Roberts 270 Comment
  UCR97569  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 1997-3-8 1434 A San Luis Obispo South Coast Range, along CA Hwy 58 west of Navajo Creek, west of Carrizo Plain 564 Comment
  OBI17951  Lupinus nanus Robert F. Hoover 1969-5-3 11291 San Luis Obispo 4 mi W of Nipomo Comment
  HSC14878  Lupinus subvexus A. Vandale May 1965 San Luis Obispo San Luis Obispo 915 Comment
  SEINET10903607  Lupinus subvexus var. albilanatus Smith 1932-5-22 Smith 4686 San Luis Obispo South edge of templeton. Comment
  SBBG32887  Lupinus succulentus L. E. Allen 1967-4-13 San Luis Obispo N of Paso Robles near jct of Hwys 41 and 466 [46 and US 101} Comment
  UC1129765  Lupinus succulentus N. K. Carlson 1936-3-26 235 San Luis Obispo 1.5 mi sse Serrano (Plot 27); San Luis Obispo Quad. Comment
  OBI25936  Lupinus succulentus Lorraine Vinland 1981-10-3 5 San Luis Obispo 500 Block of Higuera St. Vacant Lot Comment
  OBI35742  Lupinus succulentus Allison Berry 1984-4-10 78 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  SBBG17711  Lupinus truncatus D. Emery 1950-4-21 San Luis Obispo Blue Gum Eucalyptus grove 0.5 mi W of Nipomo Comment
  POM318924  Lupinus truncatus Patricia Wilder 1965-4-10 1828 San Luis Obispo Nipomo Messa; field W of town of Nipomo. 107 Comment
  UCD142081  Luzula comosa G. F. Hrusa 1987-6-15 5423 San Luis Obispo San Luis Obispo County: above second Falls. Big Falls Canyon above Lopez Canyon. Comment
  OBI79990  Luzula subsessilis David J. Keil, with Mike Walgren & Sally Krenn 2013-3-22 31563 San Luis Obispo Montana de Oro State Park. Canyon slopes south of Coon Creek, western portion of San Luis Range. Comment
  OBI9186  Lycium andersonii Robert F. Hoover 1950-4-14 7834 San Luis Obispo North end of Elkhorn Plain Comment
  UC1125113  Lycium andersonii A. E. Wieslander 1936-4-7 621 San Luis Obispo Panorama Point McKittrick Quad. 731 Comment
  OBI9182  Lycium andersonii G. Thomas Robbins, Rimo Bacigalupi 1952-4-20 3451 San Luis Obispo Elkhorn Plain, 16 mi NNW of Kern County line 732 Comment
  SBBG119442  Lythrum hyssopifolia E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 82 San Luis Obispo Nacimiento River, upstream from Twin Bridges; Camp Roberts 160 Comment
  OBI54486  Madia exigua Matthew Arterburn 1997-4-28 74 San Luis Obispo Fris Camp near Black Mtn, La Panza Range Comment
  OBI59367  Madia exigua David J. Keil 2001-5-31 29529 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  CAS-BOT-BC345098  Madia sativa Bruce G. Baldwin 1986-7-6 612 San Luis Obispo Cambria, 0.4 mile north of junction with California State Highway 1 along Main Street Comment
  RSA648502  Maianthemum racemosum subsp. amplexicaule Charles D. Dunn 1972-4-15 s.n. San Luis Obispo See Canyon 61 Comment
  CAS-BOT-BC512095  Maianthemum racemosum subsp. amplexicaule R. F. Hoover 1964-5-14 8866 San Luis Obispo See Canyon Comment
  CAS-BOT-BC204141  Malacothamnus jonesii Clare B. Hardham 1956-6-19 939 San Luis Obispo Santa Lucia Mountains. Peachy Canyon Comment
  LA47420  Malacothamnus jonesii Clare B. Hardham; 1956-5-9 633 San Luis Obispo Oak Flat rd Comment
  OBI58356  Malacothamnus jonesii David J. Keil 1998-6-10 27743 San Luis Obispo S of Creston at 4425 Coyote Canyon Rd. (between Creston & Hwy 58, W of O'Donnovan Rd.) Comment
  OBI59665  Malacothamnus jonesii David J. Keil, with V. L. Holland 1999-5-4 28328 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  CAS-BOT-BC345330  Malacothrix californica R. F. Hoover 1950-4-14 7829 San Luis Obispo North end of Elkhorn Plain Comment
  CAS-BOT-BC345339  Malacothrix californica Ernest C. Twisselmann 1955-4-9 1828 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Red Hills, 7.6 miles southeast of Shandon 420 Comment
  OBI65058  Malacothrix floccifera Greg Wilvert 2005-4-17 268 San Luis Obispo SE half of the Caliente Range. Quail Cyn 832 Comment
  OBI55280  Malacothrix floccifera David J. Keil, with Kathleen A. Keil 1998-5-26 27434 San Luis Obispo Los Padres National Forest, La Panza Mountains. Red Hill Rd., 3.3 miles from Hwy 58 (35 deg. 21.466' N x 120 deg. 16.570' W). 640 Comment
  OBI15663  Malacothrix glabrata Robert F. Hoover 1967-3-27 10287 San Luis Obispo Chalk Mt, Cuyama Valley Comment
  OBI15650  Malacothrix incana Robert J. Rodin 1957-5-16 6148 San Luis Obispo 1/2 mi S of Morro Bay Comment
  RSA251005  Malacothrix incana R. F. Thorne 1965-11-7 35576 San Luis Obispo Oso Flaco Lake. W end of lake. 15 Comment
  SBBG24599  Malacothrix incana R. N. Philbrick 1966-2-6 San Luis Obispo W of Oso Flaco Lake Comment
  SDSU4802  Malacothrix incana D. F. Howe 1963-5-18 3489 San Luis Obispo Comment
  OBI65694  Malacothrix phaeocarpa D. R. Miller 1994-6-8 694 -423 San Luis Obispo Pine Mt. Region; Roadcut on Rocky Butte cut off rd; Pico creek drainage. 914 Comment
  OBI62666  Malosma laurina Jason Dart, Cletis England 2003-5-8 D 194 San Luis Obispo Located on hilltop on Lot 24 of the subdivision of lots B, C, and F on the Corbett Tract, Arroyo Grande. This parcel is located on Badger Canyon rd. 1.5 miles up Corbett Canyon rd. from the intersection of hwy 227. 127 Comment
  OBI12376  Malva assurgentiflora Robert F. Hoover 1964-6-6 8966 San Luis Obispo Los Osos Comment
  CDA43193  Malva parviflora Richard R. Halse 2015-3-24 9360 San Luis Obispo Western end of the Santa Maria Valley, at the end of Oso Flaco Lake Road; ca. 5 air miles south of Oceano. Comment
  OBI23262  Malva parviflora Andrew Rybak 1972-8-27 5 San Luis Obispo Cal Poly campus, San Luis Obispo Comment
  SBBG95553  Malva pseudolavatera D. Keil 1984-7-20 18309 San Luis Obispo Morro Bay, just N of Morro Bay Power Plant, N of Morro Rock Comment
  CAS-BOT-BC8189  Malvastrum dudleyi Chester Dudley 1929-6-1 s.n. San Luis Obispo Fern Canyon, 2 miles W of Paso Robles Comment
  JEPS35250  Marah fabacea R. F. Hoover 1947-6-18 6594 San Luis Obispo Steiner Creek Comment
  SEINET3929780  Marah fabacea David Keil 1998-5-13 27223 San Luis Obispo Just E of intersection of La Panza Rd. & Hwy 58 Woodland dominated by Quercus douglasii, Quercus johntuckeri, Juniperus californica.; 0 Comment
  CAS-BOT-BC8166  Mariposa clavata var. recurvifolia Robert Francis Hoover 1954-7-17 8349 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State Hwy. 1. Comment
  UCR32053  Marrubium vulgare Julie M. Vanderwier 1979-8-17 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI80837  Matricaria discoidea David J. Keil 1992-1 22912 San Luis Obispo Laguna Lake City Park. Grassy field near park entrance 170 Comment
  CAS-BOT-BC348308  Matricaria occidentalis R. F. Hoover 1968-4-17 11059 San Luis Obispo West side of Soda Lake, Carrizo Plain Comment
  OBI62183  Matricaria occidentalis G. F. Hrusa, L. Saslaw 2001-4-12 15767 San Luis Obispo Carrizo Plain Natl Monument. On Panorama Rd +/- 1/2 mi E of entrance to Washburn Admin Site (Washburn ranch). USGS quad : Painted Rock 7.5 625 Comment
  OBI69156  Matthiola incana Kristal Nessa, Amy Krisch and Michelle Uithoven 2001-2-16 14 San Luis Obispo Crestmont Dr 100 Comment
  RSA201610  Meconella denticulata Robert F. Hoover 1950-4-30 7860 San Luis Obispo East slope of La Panza Range Comment
  UCR140084  Medicago polymorpha George K. Helmkamp 2004-2-10 8270 San Luis Obispo Central Coast, southeast of Oceano along Halcyon Rd., 0.2 mi east of Mesa View Dr. 76 Comment
  UCR146832  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2004-10-8 8842 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  OBI36962  Medicago polymorpha Eric Wise 1983-10-16 1841 San Luis Obispo Grant lake. Bordering James Grant's property on Choice Valley rd about 1 mi s of Choice Valley school Comment
  CAS-BOT-BC269456  Melica californica Clare B. Hardham 1957-5-4 1817 San Luis Obispo Santa Lucia Mountains. Oak Flat Comment
  OBI75836  Melica californica Al Lindholm 1971-4-24 215 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 Comment
  CAS-BOT-BC281370  Melica harfordii R. F. Hoover 1964-6-12 9080 San Luis Obispo Road from N Fork San Simeon Creek to Rocky Butte Comment
  OBI31486  Melica imperfecta Joy Nishida, Melissa Luckow, Rob Keplinger and Robert Allen 1982-6-10 441 San Luis Obispo American Cyn Campground 530 Comment
  RSA586370  Melica imperfecta F. L. Johnson, E. A. Young 1993-5-23 ROBO 484 San Luis Obispo Boyscout Road by Nacimiento River, Camp Roberts. Comment
  UCR161317  Melica imperfecta George K. Helmkamp, E. A. Helmkamp 2005-3-9 9087 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  OBI21998  Melica imperfecta Robert F. Hoover 1950-5-22 7926 San Luis Obispo Summit of ridge above Cuesta Pass Comment
  SBBG94446  Melica torreyana S. A. Junak, T. Ayers, D. Shaw 1989-5-10 4007 San Luis Obispo S of USFS Rd 29S11.3 at SW corner of the Cuesta Ridge Botanical Area on W side of upper porton of Pick and Shovel Mine 548 Comment
  RSA128083  Mentha canadensis Clare B. Hardham 1958-9-4 3944 San Luis Obispo Nacimiento River below dam Comment
  SBBG6415  Mentha suaveolens C. B. Hardham 1958-9-17 3846 San Luis Obispo Santa Rita Crk Comment
  SBBG120341  Mentzelia C. F. Smith 1992-4-10 12293 San Luis Obispo inside fence at Russell Ranch Gate to rd to Caliente Peak, N side of Cuyama River near oil fields and Chalk Mtn Comment
  OBI12485  Mentzelia affinis Robert F. Hoover 1947-3-30 6843 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  SBBG108308  Mentzelia affinis C. B. Hardham 1958-5-5 3204 San Luis Obispo Washburn Ranch, W edge of Carissa Plains Comment
  LA210631  Mentzelia affinis Ernest C. Twisselmann; 1960-7-27 5978 San Luis Obispo 716 Comment
  SBBG17224  Mentzelia affinis C. B. Hardham 1960-3-23 5220 San Luis Obispo Recruit Grade, E side Temblor Mtns Comment
  OBI58348  Mentzelia micrantha David J. Keil 1998-5-20 27342 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  RSA0029047  Mentzelia pectinata Greg Wilvert 2005-3-27 58 San Luis Obispo Southeast half of the Caliente Range. 200 m W of Pipeline Rd. 849 Comment
  SFV20443  Mentzelia pectinata S. Kimball 2005-4-6 463 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Elkhorn Scarp. 685 Comment
  OBI12473  Mentzelia veatchiana Robert F. Hoover 1950-4-2 7790 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI54383  Mentzelia veatchiana George Butterworth 1995-5-22 81 San Luis Obispo Carrizo Plain Natural Area. 100 ft SE of top of peak 1545 Comment
  CAS-BOT-BC428917  Micranthes californica Ernest C. Twisselmann 1956-4-3 2612 San Luis Obispo La Panza Range. Upper Navajo Canyon. 740 Comment
  SBBG109935  Micropus californicus C. B. Hardham 1958-5-1 3340 San Luis Obispo Nacimiento to Chimney Rock Rd, 0.5 mi from rd to Adelaida Comment
  UC912266  Micropus californicus var. californicus Lucile Mason 1934-4-1 San Luis Obispo roadside from Cambria Templeton Comment
  UC35581  Micropus californicus var. subvestitus W. H. Brewer 1861-4-13 452 San Luis Obispo Arroyo Grande Comment
  OBI15623  Microseris bigelovii Robert F. Hoover 1948-6-7 7544 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on state hwy 1 Comment
  CAS-BOT-BC348998  Microseris douglasii subsp. douglasii R. F. Hoover 1947-3-30 6854 San Luis Obispo 1 mi. s. of Simmler, Carrizo Plain Comment
  CAS-BOT-BC349002  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
  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
  OBI64563  Microseris douglasii subsp. douglasii David J. Keil 2001-3-28 29219 San Luis Obispo Southeast of Cholame along Davis Road, 1 mile southeast of California Water Project pipeline corridor 378 Comment
  RSA126762  Microseris douglasii subsp. douglasii P. L. Johannsen 1936-3-21 694 San Luis Obispo 1.5 miles southeast of Terrace Hill 91 Comment
  RSA126766  Microseris douglasii subsp. douglasii P. L. Johannsen 1937-5-3 1088 San Luis Obispo 2 1/8 miles east-southeast of Painted Rock Ranch 595 Comment
  OBI56824  Microseris elegans David J. Keil 1998-5-6 27103 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  POM97361  Microseris heterocarpa P. A. Munz 1926-4-8 10154 San Luis Obispo 15 miles east of Paso Robles Comment
  UCR163609  Microseris lindleyi George K. Helmkamp, E. A. Helmkamp 2005-3-25 9202 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  OBI15601  Microseris paludosa Robert F. Hoover 1950-5-30 7952 San Luis Obispo Mouth of Arroyo de la Cruz (just S of). On hilltop Comment
  SEINET6190464  Mimetanthe pilosa David Keil 1980-9-21 14241 San Luis Obispo 3 miles S of Creston along California Rte 229 along middle branch of Huerhuero Creek Canyon Comment
  UCD122200  Mimulus aurantiacus Beecher Crampton 1964-5-18 6972 San Luis Obispo San Luis Obispo County: 7.4 miles south of Creston. Comment
  UC1063588  Mimulus aurantiacus var. aurantiacus F. H. Raymond 1930-11-29 127 San Luis Obispo Los Berros Canyon Nipomo Quadrangle 228 Comment
  OBI4461  Mimulus aurantiacus var. aurantiacus Robert J. Rodin 1969-5-10 8351 San Luis Obispo Near relict stand of Pinus muricata in field just S of Baywood Park Comment
  OBI9497  Mimulus aurantiacus var. aurantiacus VRMEER 1955-4-10 32 San Luis Obispo Poly Cyn on Western slope Comment
  UCSB16973  Mimulus aurantiacus var. aurantiacus Vernand, Ramona 1963-4-7 San Luis Obispo On corner of Los Osos Valley Rd. and Tenth Street, Baywood Park, about 11 miles northwest of San Luis Obispo Comment
  JEPS87326  Mimulus aurantiacus var. grandiflorus David M. Thompson 1992-5-26 1088 San Luis Obispo 6.0 mi w Nacimiento Lake Drive (along Adelaida Road) 560 Comment
  OBI9542  Mimulus aurantiacus var. grandiflorus Robert F. Hoover 1964-6-12 9066 San Luis Obispo Near rocky Butte fire lookout Comment
  SEINET8464323 Image available Mimulus cardinalis T. Reeves, D. J. Pinkava 1974-3-21 11887 San Luis Obispo Lopez Canyon 6.7 mi from Lopez Lake Comment
  UC454788  Mimulus fremontii var. fremontii C. L. Flint San Luis Obispo Morrow Paso Robles Comment
  UC1063126  Mimulus grandis C. M. Belshaw 1936-3-31 1761 San Luis Obispo 3 mi nne Cayucos Point (near Plot 23); Cayucos Quadrangle Comment
  OBI31383  Mimulus guttatus Joy Nishida, Ginger King 1982-4-25 332 San Luis Obispo American Cyn, 1.2 mi S of campground 506 Comment
  SBBG117760  Mimulus guttatus E. Painter, M. Wetherwax, D. Keil, D. Wilken 2001-4-17 CR 204 San Luis Obispo jct of boundary rd and rd to top of palisades of Nacimiento River, S of Boy Scout Rd; Camp Roberts 252 Comment
  UCR122147  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2000-4-21 5459 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  OBI37665  Mimulus guttatus Eric Wise 1982-5-17 1459 San Luis Obispo Spring W of Kerr lake MacMillan rd, 8.6 mi NE of hwy 46 on Whtie Crk Ranch Comment
  OBI57313  Minuartia douglasii David J. Keil 1998-5-13 27253 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  SBBG1984  Minuartia douglasii C. B. Hardham 1958-5-10 3304 San Luis Obispo Cypress Mtn Comment
  UC8129  Minuartia douglasii W. H. Brewer Apr 12 1861-Apr 13 1861 432 San Luis Obispo Arroyo Grande Comment
  UCR38867  Mollugo verticillata David J. Keil 1983-10-21 17989 San Luis Obispo Hwy 229 just south of Creston, margin of Creston Lake Comment
  CAS-BOT-BC219866  Monardella breweri subsp. breweri Ernest C. Twisselmann 1956-6-13 2932 San Luis Obispo La Panza Range. Vaquero Water Hills, near Rhodes Ranch 487 Comment
  POM186375  Monardella crispa Thomas Craig 1933-7-3 1889 San Luis Obispo 1-3 miles south of Pismo Beach. 6 Comment
  SDSU7205  Monardella nana D. F Howe 1963-7-1 3637 San Luis Obispo 11.9 miles east of Cayucos, San Luis Obispo Co. 427 Comment
  RSA184636  Monardella palmeri Clare B. Hardham 1964-7-29 12284 San Luis Obispo Burnett Peak 762 Comment
  SEINET10829400  Monardella palmeri A. Graff 1993-7-9 Graff 169 San Luis Obispo Los Padres National Forest, Cuesta Ridge. .45 miles downhill (towards Hwy. 101) from the Cuesta Ridge Botanical Area sign. Stop at turnout below TV towers and look on the right side of the road just below that point. T29S,R12E,S35. Locally patchy and infrequent on serpentine, with Salvia mellifera, Arctostaphylos sp., grasses. End of bloom. Comment
  CDA17507  Monardella undulata Austin Griffiths, B. Garner, D. Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; Morro Bay sandspit, E of S end of Morro Bay Estuary. Comment
  RSA660620  Monardella undulata Austin P. Griffiths, G. Jones, K. Jones, D. Bay 1986-5-25 s.n. San Luis Obispo Moro Bay Sandspit, near SW corner, but several hundred meters NE along bisecting trail Comment
  CAS-BOT-BC220278  Monardella undulata subsp. crispa R. F. Hoover 1946-10-20 6527 San Luis Obispo Near Callender railroad siding 500 Comment
  JEPS99461  Monardella undulata subsp. crispa Clare B. Hardham 1964-6-27 12070 San Luis Obispo Hazard Canyon Comment
  SD40065  Monardella undulata subsp. undulata Edith A. Purer 1933-7-20 5098 San Luis Obispo Northwest of Guadalupe. Comment
  OBI13605  Monardella villosa subsp. obispoensis Robert F. Hoover 1946-6-23 6186 San Luis Obispo Near summit at head of Carpenter Cyn, N of Arroyo Grande Comment
  RSA221657  Monolepis nuttalliana E. C. Twisselmann 1970-4-19 16364 San Luis Obispo Twisselmann Lake. 686 Comment
  CAS-BOT-BC349573  Monolopia lanceolata Geo. B. Grant 1903-4-30 s.n. San Luis Obispo Shandon Comment
  RSA659226  Monolopia lanceolata David J. Keil, Kathleen Keil 1992-4-11 22789 San Luis Obispo California Valley, Carissa Plain. Belmont Trail 2 miles E of Soda Lake Rd. at intersection with small cross road. Comment
  SBBG124146  Monolopia lanceolata D. Wilken with E. Painter 2011-4-20 17939 San Luis Obispo ridge top ca. 2.7 km E of Padrones Spring, 1.5 km NNW of Quail Spring Reservoir 301 Comment
  CAS-BOT-BC349553  Monolopia lanceolata Roxana S. Ferris 1955-5-23 12813 San Luis Obispo Junction of Creston-La Panza road with Santa Margarita-La Panza road (State Hwy. 178) Comment
  POM289467  Monolopia lanceolata Lyman Benson 1932-5-9 3570 San Luis Obispo Upper Cuyama Valley; Temblor Mt. Range, Santa Maria River Watershed; South Slope; Kern Co. Line 610 Comment
  RSA161200  Monolopia lanceolata P. H. Raven 1962-3-24 16960 San Luis Obispo 6.8 miles east of Templeton on road to Shandon 305 Comment
  UC608499  Monolopia lanceolata Beryl O. Schreiber 1934-4-1 1064 San Luis Obispo 2 mi w Simmler Comment
  CAS-BOT-BC349677  Monolopia stricta Alice Eastwood; John Thomas Howell 1937-4-29 4117 San Luis Obispo Carrizo Plain near Soda Lake Comment
  OBI81227  Monolopia stricta David J. Keil, Rhonda Riggins, Richard Pimentel, Melissa Luckow, and Larry Kelly 1988-3-18 20391 San Luis Obispo Elkhorn Road, 4 miles from junction with Simmler-Soda Lake Road 640 Comment
  OBI28821  Monolopia stricta Melissa Luckow, CNPS 1981-4-18 677 San Luis Obispo Just S of Soda Lake Comment
  OBI10801  Montia fontana Robert F. Hoover 1950-4-21 7853 San Luis Obispo Cambria Comment
  CAS-BOT-BC109063  Mucronea californica Lewis S. Rose 1950-5-13 50117 San Luis Obispo Oso Flaco Lake region. Comment
  OBI59251  Mucronea californica G. F. Hrusa, D. Ragan 1998-7-21 14758 San Luis Obispo Nipomo Dunes. Dunes immed. W of intersection of Callendar Rd and Hwy 1 50 Comment
  OBI72302  Mucronea californica Anthony Baniaga, Theo Fitanides 2010-5-16 206 San Luis Obispo Tierra Redonda Mtn BLM ACEC 759 Comment
  UC52569  Mucronea californica Mrs. Blochman 1892-1 San Luis Obispo Santa Maria Comment
  UC1136044  Mucronea perfoliata N. H. French 1937-4-3 918 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quadrangle Comment
  OBI23033  Muhlenbergia utilis David J. Keil 1979-10-27 13654 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix Crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  UC1156222  Muhlenbergia utilis R. F. Hoover 1966-10-1 10102 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek Comment
  UC1314928  Muilla maritima R. F. Hoover 1967-3-5 10244 San Luis Obispo Upper Arroyo Grande Comment
  CAS-BOT-BC508573  Muilla maritima R. F. Hoover 1947-3-30 6839 San Luis Obispo West edge of Carrizo Plain west of Simmler Comment
  UC1953313  Myosotis latifolia David Keil 1999-3-14 28212 San Luis Obispo Cambria. Fern Canyon along trail off Fern Drive. Comment
  OBI10592  Myosurus minimus Robert F. Hoover 1952-5-11 8185 San Luis Obispo Navajo Crk district, E side of La Panza Range Comment
  OBI35056  Myriophyllum spicatum Eric Wise 1981-8-9 1065 San Luis Obispo Lopez Lake Comment
  OBI79370  Myriopteris covillei David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31654 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. 430 Comment
  OBI1197  Myriopteris covillei R. F. Hoover 1965-12-14 9729 San Luis Obispo 5 miles southeast of Santa Margarita near summit on road between Rinconada Creek and Salinas River Comment
  OBI20333  Myrtus communis Samuel Miyamoto 1971-5-6 13 San Luis Obispo San Luis Obispo, Cal Poly campus, E side of English bldg 91 Comment
  OBI21534  Najas marina Shirley Sparling 1970-10-1 1369 San Luis Obispo Just NE of the airport on the campus of Calif State Polytechnic College, San Luis Obispo Comment
  SEINET232134  Nassella cernua Mary E. Barkworth 1981-5-19 3236 San Luis Obispo Avanales Wildlife Park Comment
  SBBG112791  Nassella lepida C. B. Hardham 1957-5-10 2031 San Luis Obispo Montgomery Ranch, Willow Crk Comment
  SEINET232133  Nassella lepida Mary E. Barkworth 1981-5-19 3241 San Luis Obispo Within 2 miles of jct of US Hwys 58 and 229 0 Comment
  UC1133155  Nassella lepida P. L. Johannsen 1936-3-21 722 San Luis Obispo 1 mi ne junction San Luis Obispo Creeke and Reservoir Canyon (Plot 6); San Luis Obispo Quadrangle 228 Comment
  CAS-BOT-BC260006  Nassella lepida David D. Keck 1940-5-31 5147 San Luis Obispo 2.4 miles N of Harmony in Green Valley (S of Cambria) Comment
  UC682072  Nassella lepida G. L. Stebbins Jr. and R. M. Love 1941-3-23 3065 San Luis Obispo ne-facing slope 4 mi n San Luis Obispo (near foot of grade); Cuesta Grade Comment
  SBBG117964  Navarretia atractyloides E. Painter, M. Wetherwax 1999-7-13 SLO 3 San Luis Obispo near water tank (reservoir 4 tank) above cantonment area, W of St Hwy 1; Camp San Luis Obispo 100 Comment
  UCSB57204  Navarretia hamata Penkala, B.; Ryan, P. 1987-6-25 San Luis Obispo west side of Hwy. 227; 75 meters north of jct. with Buck Ridge Ln., Arroyo Grande 121 Comment
  UC1124112  Navarretia jaredii T. M. Hendrix 1937-6-1 234 San Luis Obispo 2.75 mi ne Navajo; Pozo Quad. 548 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
  CAS-BOT-BC230456  Navarretia mitracarpa Alice Eastwood; John Thomas Howell 1938-6-13 5906 San Luis Obispo SW of Shandon on road to Creston Comment
  CDA40124  Navarretia mitracarpa Clare B. Hardham 1961-5-17 7062 San Luis Obispo Central Western; Outer South Coast Ranges region; 4 miles west of Ocean View Mine, north of Cambria. 0 Comment
  JEPS99316  Navarretia mitracarpa C. B. Hardham 1959-5-6 4420 San Luis Obispo flats between Bee Rock and the Nacimiento Comment
  JEPS99398  Navarretia mitracarpa Clare B. Hardham 1964-6-25 12062 San Luis Obispo E of Santa Margarita (Rinconada Mine) Comment
  OBI83511  Navarretia mitracarpa David J. Keil 1998-6-1 27560 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  SBBG100992  Navarretia mitracarpa D. R. Miller 1992-6-5 692 1 b San Luis Obispo Little Pine Mtn near south orchard area on Cole Ranch 731 Comment
  OBI81267  Navarretia nigelliformis Matt Beyers, J. Dart, D. Groh, J. Pohlman, G. Salas, and K. Weichert 2015-4-9 1084 San Luis Obispo Vicinity of Cholame: Cholame Valley. Southeast of the Highway 46 and Highwy 41 junction; east of Davis Road and a dry gully that +/- parallels the road 414 Comment
  OBI71788  Navarretia squarrosa Michael Walgren 2008-8-9 57 San Luis Obispo Near town of Old San Simeon along hwy 1 near roadside just up-coast of jctn of SLO-San Simeon rd and hwy 1 Comment
  CAS-BOT-BC431347  Nemacladus californicus Ernest C. Twisselmann 1957-5-3 3485 San Luis Obispo Bill Hill Ranch, at the foot of Caliente Mountain 701 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
  SEINET10972563  Nemacladus ramosissimus Hoover 1952-5-11 HOOVER 8174 San Luis Obispo West slope of La Panza Range, on slopes swept by fire last summer Comment
  SEINET10461001  Nemacladus secundiflorus Rimo Bacigalupi 1955-5-25 Bacigalupi 5230 San Luis Obispo Parkhill Road, 5.7 miles east of Santa Margarita 366 Comment
  RSA139941  Nemacladus secundiflorus var. robbinsii Clare B. Hardham 1960-5-12 5677 San Luis Obispo 1 mile west of Bee Rock. Comment
  JEPS5484  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi with G. T. Robbins 1954-5-12 4452 San Luis Obispo 3 mi n Creston (1.1 mi s of Geneseo School, flood plain of East Fork of Huerhuero Creek at crossing of road); East Fork of Huerhuero Creek 304 Comment
  OBI13915  Nemophila menziesii P. J. Justen 1966-4-3 5 San Luis Obispo Lopez Cyn near the 15th or 16 crk crossing Comment
  OBI47389  Nemophila menziesii David J. Keil 1985-3-31 18519 San Luis Obispo Along hwy 58 ca 100 m E of jctn with Huerhuero Rd Comment
  SD244730  Nemophila pulchella var. fremontii David Keil 1998-4-9 26623 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepusquet Canyon Road. Comment
  CAS-BOT-BC231698  Nicotiana glauca R. F. Hoover 1966-9-12 9988 San Luis Obispo Just north of Santa Maria River near Santa Maria Comment
  OBI53166  Nuttallanthus texanus Steven A. Junak 1978-4-8 M- 48 San Luis Obispo NW edge of park; just W of Pecho Valley rd 0.5 mi S of park entrance Comment
  CAS-BOT-BC140422  Oemleria cerasiformis R. F. Hoover 1947-2-8 6607 San Luis Obispo Pettitt Canyon (Sycamore Canyon of U.S.G.S. map), San Luis Range Comment
  OBI10141  Oemleria cerasiformis Robert F. Hoover 1947-2-8 6607 San Luis Obispo Pettitt Cyn (Sycamore Cyn of USGS map), San Luis Range Comment
  UC555685  Oemleria cerasiformis H. L. Mason 1923-6-22 533 San Luis Obispo Summit Cuesta Grade Comment
  OBI37367  Oenanthe sarmentosa Eric Wise 1981-6-15 614 San Luis Obispo Turri Rd, 1 mi E of S Bay Blvd Comment
  OBI40163  Oenanthe sarmentosa David J. Keil 1981-4-25 14588 San Luis Obispo Baywood Park at Sweet springs marsh Comment
  UC1122212  Oenothera deltoides subsp. cognata H. C. Lee 1937-5-11 925 San Luis Obispo 2 mi se San Miguel (near Salinas R.); Paso Robles Quadrangle 213 Comment
  SD245312  Opuntia ficus-indica David J. Keil 2012-7-18 31469 San Luis Obispo South base of Nipomo Mesa, west of Nipomo. Brushy hillside. 47 Comment
  UC1125586  Orobanche fasciculata T. M. Hendrix 1937-5-26 225 San Luis Obispo 1 mile NNE of Navajo. Pozo 7.5' Quad. Comment
  OBI63007  Orobanche vallicola D. R. Miller, Kathy Fry 1999-11-17 1199 /718 San Luis Obispo Pine Mt Region 853 Comment
  CLARK-A1045-1363  Orthocarpus densiflorus George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay grassy field off Turri Road, 3 miles east of Morro Bay; Morro Bay S 7.5'Q Comment
  RSA160846  Orthocarpus purpurascens Percy C. Everett, Nick Lolonis 1962-5-4 24483 San Luis Obispo Rd to Creston, 0.6 mi from intersection with Hwy 178. Comment
  SEINET12270218  Orthocarpus purpurascens E. A. Purer 1933-1 5094 San Luis Obispo NW of Guadalupe Comment
  UC1392741  Oxalis albicans subsp. pilosa R. F. Hoover 1969-7-5 11420 San Luis Obispo Cambria Comment
  UCR132016  Oxalis corniculata George K. Helmkamp 2003-7-31 8063 San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  SBBG127211  Oxalis latifolia D. Keil 2010-10-18 30931 San Luis Obispo 940 Del Rio Ave, San Luis Obispo 60 Comment
  OBI5455  Oxalis pes-caprae Sharon Jochums 1974-3-9 47 San Luis Obispo W of hwy 1, N of Piedras Blancas Point Comment
  HSC18105  Paeonia californica W. S. Pierce 1963-4-7 8 San Luis Obispo E of Portola Rd., N end, E of Old Stage Coach Rd., on Stinchfield property. Comment
  OBI11843  Paeonia californica Fred W. Rush May-56 24 San Luis Obispo N slope-Mt San Luis Comment
  RSA212030  Paeonia californica E. C. Twisselmann 1969-4-24 15167 San Luis Obispo Santa Ysabel Ranch on the east side of the Salinas River 5 miles south of Paso Robles 213 Comment
  RSA523412  Paeonia californica Gordon H. True Jr. 1937-4-25 676 San Luis Obispo West of La Panza 457 Comment
  OBI47512  Papaver californicum David J. Keil 1986-5-2 19359 San Luis Obispo Cuesta Ridge East. On Cuesta Ridge rd ca 3 mi from jctn with US Rte 101 640 Comment
  CAS-BOT-BC272337  Pappostipa speciosa Ernest C. Twisselmann 1959-4-24 5083 San Luis Obispo Kelly's Canyon, Red Hills, Temblor Range and the Western San Joaquin Valley 502 Comment
  CAS-BOT-BC253962  Parapholis incurva R. F. Hoover 1947-5-20 7172 San Luis Obispo N end of Morro Bay Comment
  OBI58819  Parietaria hespera David J. Keil 1998-4-28 26943 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
  CAS-BOT-BC413398  Parietaria hespera var. hespera R. F. Hoover 1946-6-16 6173 San Luis Obispo West edge of Carrizo Plain, at top of grade leading from San Juan River Comment
  OBI22083  Paspalum dilatatum Robert F. Hoover 1947-7-20 7322 San Luis Obispo Oceano Beach Comment
  SD34304  Pectocarya anisocarpa I. W. Clokey 1937-4-13 5829 San Luis Obispo Southeast corner San Luis Obispo County. 800 Comment
  UC2027119  Pectocarya heterocarpa Greg Wilvert 2005-4-1 80 San Luis Obispo Southeast Half of Caliente Range: North edge of range Comment
  UCR29947A  Pectocarya linearis David J. Keil, David Luckow, R. A. Pimentel, R. R. Pimentel 1981-4-24 14514 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  SBBG21384  Pectocarya pusilla C. B. Hardham 1960-4-3 5338 San Luis Obispo Cypress Mtn Comment
  PASA1956  Pectocarya setosa M. Stason, F. Brubaker 1930-4-14 219 San Luis Obispo Temblor mountains, eastern San Luis Obispo Co. Comment
  OBI9315  Pedicularis densiflora Elizabeth Rudd 1970-4-12 38 San Luis Obispo Off the rd between Santa Margarita and Pozo 305 Comment
  UC2027510  Pellaea andromedifolia Greg Wilvert 2005-4-23 295 San Luis Obispo Southeast Half of Caliente Range: 1.7 km NW of Lawson Spring. Comment
  CAS-BOT-BC67790  Pellaea andromedifolia Robert T. Clausen; Harold Trapido 1940-6-24 4729 San Luis Obispo 1 1/2 miles east of Avila 60 Comment
  CAS-BOT-BC69243  Pellaea andromedifolia Ernest C. Twisselmann 1956-5-7 2774 San Luis Obispo Portagee Canyon, fork of Gillis Canyon 487 Comment
  UC1861815  Pellaea andromedifolia var. pubescens David Swartz 2003-4-6 1174 San Luis Obispo Morro Bay area, ca. 1.5 mi S of Hwy 1 off (east of) South Bay Blvd. on the SW flank of Cerra Cabrillo. 121 Comment
  CAS-BOT-BC71456  Pellaea mucronata Steven A. Junak 1990-5-17 4370 San Luis Obispo Santa Lucia Mountains: near N edge of Cuesta Ridge Botanical Area, in canyon S of first high voltage tower E of W Cuesta 676 Comment
  UCSC000085  Pennisetum clandestinum I. J. Condit 2008-10-2 20 San Luis Obispo roadside, Poly avenue Comment
  OBI72194  Pennisetum setaceum E. L. Painter & M. Wetherwax, M. Wetherwax 1999-11-15 SLO- 358 San Luis Obispo Camp San Luis Obispo. Both sides of hwy 1 overpass on Kern Rd. UTMS (NAD27): zone 10, approx 707300E, 3911000 100 Comment
  OBI73078  Pennisetum setaceum David J. Keil 2000-5-31 28796 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 11 miles east from junction with Highway 1 Comment
  UCD169725  Pennisetum setaceum Richard R. Halse 2012-3-26 8437 San Luis Obispo San Luis Obispo County: Along State Hwy. 1 at the north edge of Cayucos, by exit 285. 29 Comment
  JEPS97104  Penstemon heterophyllus var. heterophyllus F. L. Johnson and E. A. Young 1993-5-23 ROB 511 San Luis Obispo Twin Bridges on Boyscout Road Camp Roberts Comment
  OBI60688  Pentachaeta alsinoides David J. Keil 1993-4-10 s.n. San Luis Obispo Shell Crk rd just N of hwy 58 Comment
  CAS-BOT-BC70226  Pentagramma triangularis subsp. triangularis Ernest C. Twisselmann 1956-2-20 2513 San Luis Obispo Sycamore Canyon (Pozo Grade) 606 Comment
  UC74909  Pentagramma triangularis subsp. triangularis Mrs. R. W. Summers San Luis Obispo Comment
  OBI75675  Perideridia gairdneri D. R. Miller 2011-7-7 711 .969 San Luis Obispo Rocky Butte/Pine Mt region. Along road edge, Tobacco ridge rd, above Hearst stock pond 823 Comment
  UC174093  Perideridia oregana E. Palmer, M. D. June 1876 156 San Luis Obispo n San Luis Obispo; Coast Range Comment
  OBI19657  Peritoma arborea Robert F. Hoover 1947-5-10 7157 San Luis Obispo Cuyama Valley (lower) short distance above Taylor Canyon Comment
  SBBG6888  Peritoma arborea C. F. Smith 1964-6-4 8445 San Luis Obispo Hwy 166, opposite entrance to Spanish Ranch in lower Cuyama Valley Comment
  OBI36807  Persicaria amphibia Eric Wise 1982-6-24 1519 San Luis Obispo Warden Lake. Willow bog of old lake [N of Los Osos Valley Rd] and new reservoir nextto it Comment
  SBBG104853  Persicaria maculosa F. L. Johnson, E. A. Young 1993-5-24 ROB 565 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI30708  Persicaria punctata Julie M. Vanderwier 1979-8-17 s.n. San Luis Obispo Indian Knob tar Sands Comment
  SBBG109763  Phacelia C. B. Hardham 1960-5-21 5846 San Luis Obispo Santa Rita Cyn Comment
  CHSC110753  Phacelia brachyloba Dean Wm. Taylor 2003-5-5 18508 San Luis Obispo South Coast Ranges. La Panza Range: Highway 58 in Calf Canyon 0.5 miles East of junction with Highway 229, hillslopes north of the road. 381 Comment
  RSA778857  Phacelia brachyloba David J. Keil 1987-5-6 20121 San Luis Obispo Hwy 229 ca 1/2 mile north of juction highway 58. Chaparral fire succession. Comment
  OBI13851  Phacelia brachyloba Robert F. Hoover 1952-5-11 8191 San Luis Obispo Navajo Crk district, E side of la Panza range Comment
  SBBG16144  Phacelia cicutaria var. hispida C. B. Hardham 1960-6-17 6157 San Luis Obispo Lopez Cyn Comment
  OBI13784  Phacelia cicutaria var. hispida Robert F. Hoover 1950-6-2 7963 San Luis Obispo Stoney Crk (tributary of Huasna river) Comment
  SFV16119  Phacelia ciliata S. Mason, J. Artero 1995-4-1 49 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Off Simler Road, 0.7 miles from Soda Lake Road. Saline, alkaline area near Soda Lake. 610 Comment
  JEPS7763  Phacelia ciliata var. ciliata G. Thomas Robbins and Rimo Bacigalupi 1952-4-20 3457 San Luis Obispo about 4 mi from Kern County line (just before descent into Cuyama Valley, southernmost end of plain); Carrizo Plain 868 Comment
  OBI5022  Phacelia distans Robert J. Rodin 1956-5-20 6056 San Luis Obispo S end of Morro Bay Comment
  RSA150743  Phacelia distans Clare B. Hardham 1962-4-13 8983 San Luis Obispo South end Carissa Plains, hills on western side Comment
  UC762348  Phacelia distans R. F. Hoover 1946-4-27 6088 San Luis Obispo Price Canyon Comment
  UCR266655  Phacelia distans David J. Keil, Margariet Wetherwax, Elizabeth Painter, Jody Olsen, Kevin Downing, Charis Bratt, Lynne D. Althouse 2000-5-16 28703 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River) 189 Comment
  RSA603567  Phacelia distans R. S. Woglum 1940-4-20 2611 San Luis Obispo Inner Coast Ranges: Cholame. Comment
  RSA789125  Phacelia douglasii Jim R. Shevock, Jack Zaninovich 1983-3-30 10220 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 16.3 miles northwest from California highway 33/166. 244 Comment
  UC455953  Phacelia douglasii I. J. Condit 1910-4-30 San Luis Obispo sand hills Oceano Comment
  OBI13797  Phacelia douglasii Rimo Bacigalupi, G. T. Robbins & Keith Harrison 1955-5-16 5135 San Luis Obispo Along direct rd from la Panza to Creston, 0.5 mi W of jctn of Commatti cyn rd from Shandon 457 Comment
  RSA14176  Phacelia douglasii Roxana S. Ferris 1935-3-30 9136 San Luis Obispo Head of Cuyama Valley near Kern County Line. Comment
  OBI79433  Phacelia egena David J. Keil, with Matt Ritter, George Butterworth and Jepson Herbarium Weekend Workshop participants 2012-4-20 31281 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail Comment
  RSA585891  Phacelia egena F. L. Johnson, E. A. Young 1993-5-24 ROB 0577 San Luis Obispo 2 km SE of Twin Bridges on Boyscout Rd. Comment
  OBI58210  Phacelia fremontii David J. Keil 1998-5-11 27192 San Luis Obispo Caliente Range. 4.9 mi from Soda Lake Rd. along Selby Rd. Comment
  UCD83073  Phacelia fremontii CNPS SSN-SJV Foothill Team 2008-5-1 98 San Luis Obispo San Luis Obispo County; Carrizo Plains. 657 Comment
  OBI57045  Phacelia grisea G. F. Hrusa 1995-5-2 12306 San Luis Obispo Black Butte Research Natural Area. Ridge immed SW of Radio Facility 2 (Peak 1) 610 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
  SBBG118430  Phacelia malvifolia E. Painter, M. Wetherwax 2002-6-18 SLO 284 San Luis Obispo NW side of Cerro Romualdo, along new, man-made, unmapped trail; Camp San Luis Obispo 250 Comment
  UC2027000  Phacelia tanacetifolia Greg Wilvert 2005-3-24 33 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1.6km NNW of Wells Canyon Comment
  OBI64523  Phacelia tanacetifolia David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28696 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  OBI58188  Phacelia viscida David J. Keil 1998-3-27 26452 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI32309  Phalaris aquatica David J. Keil 1981-6-20 14854 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI6289  Phalaris aquatica John V. Stechman 1965-8-24 s.n. San Luis Obispo Along main rd near HQ Comment
  CDA11650  Pholisma arenarium G. F. Hrusa, D. Ragan 1995-6-19 12351 San Luis Obispo Nipomo Dunes, in region of middle dunes. Comment
  CAS-BOT-BC222610  Pholistoma auritum var. auritum Ernest C. Twisselmann 1959-4-10 5028 San Luis Obispo Irish Hills: See Canyon 60 Comment
  SBBG118554  Pholistoma auritum var. auritum E. Painter, M. Wetherwax with J. Olson 2002-3-26 SLO 217 b San Luis Obispo NW slope of Cerro Romualdo; Camp San Luis Obispo 250 Comment
  UCSB25387  Pholistoma membranaceum Broder, Richard 1960-3-20 San Luis Obispo Between La Panza Public Campground and McKittrick, 5.2 miles east of campgrounds Comment
  UC1953337  Phoradendron leucarpum subsp. tomentosum Anthony Baniaga with Theo Fitanides 2010-4-18 131 San Luis Obispo Tierra Redonda Mountain. Comment
  OBI54375  Phoradendron serotinum subsp. tomentosum George Butterworth 1994-11-11 7 San Luis Obispo Carrizo Plain Natural Area. 1/4 mi SW of Selby Ranch 762 Comment
  OBI28803  Phoradendron serotinum subsp. tomentosum Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 747 San Luis Obispo Huasna Rd, near bridge where the Huasna river crosses Comment
  RSA648340  Phoradendron villosum David B. Dunn, Shogo Yamaguchi 1947-12-31 3599 San Luis Obispo 30 miles N of Paso Robles along Hwy 101. Comment
  OBI80907  Phyla nodiflora David J. Keil 1985-6-19 18881 San Luis Obispo Along Binscarth Road east of Pecho Rd. Comment
  SBBG109676  Physocarpus capitatus C. B. Hardham 1956-5-30 782 San Luis Obispo Las Tablas Crk, 7X Ranch Comment
  UC1927948  Pickeringia montana David Keil 2004-5-14 30303 San Luis Obispo Santa Lucia Mountains. East of Cuesta Grade near Mt. Lowe repeater station Comment
  CAS-BOT-BC206934  Pickeringia montana var. montana R. F. Hoover 1950-6-5 7982 San Luis Obispo Ridge NW of Cuesta Pass Comment
  CAS-BOT-BC71811  Pilularia americana Ernest C. Twisselmann 1969-4-28 15219 San Luis Obispo Estrella Plains: Highway 46 1.5 miles east of Paso Robles 205 Comment
  CAS-BOT-BC71812  Pilularia americana Ernest C. Twisselmann 1969-5-19 15309 San Luis Obispo Estrella Plains: 0.5 mile north of Highway 46 on Jardine Road 213 Comment
  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
  UC1134113  Pinus muricata H. C. Lee 1936-3-19 585 San Luis Obispo 2 mi nw Indian Knob; Arroyo Grande Quadrangle Comment
  RSA706971  Piptatherum miliaceum L. M. Prince, J. Travis Columbus, et al. 2002-4-27 2 -326 San Luis Obispo CA Rte. 41 between Atascadero and Morro Bay. 145 Comment
  OBI11672  Pittosporum undulatum Jack M. Farrell 1955-2-21 11 San Luis Obispo Cal Poly campus Comment
  OBI66983  Pittosporum undulatum David J. Keil 2000-6-28 28831 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  OBI54032  Plagiobothrys acanthocarpus David J. Keil 1996-1 25817 San Luis Obispo Ca. 200 m from hwy 58 on Navajo rd. T29S R26E S17 396 Comment
  SBBG11842  Plagiobothrys bracteatus C. B. Hardham 1959-5-6 4419 San Luis Obispo Bee Rock Rd, shores of Nacimiento Lake Comment
  OBI20590  Plagiobothrys bracteatus Robert F. Hoover 1952-5-11 8171 San Luis Obispo 7 mi SE of Santa Margarita Comment
  OBI20898  Plagiobothrys canescens Robert F. Hoover 1967-3-27 10264 San Luis Obispo Hills at W edge of Carrizo Plain, W of Simmler Comment
  POM98419  Plagiobothrys nothofulvus P. A. Munz 1926-4-8 10139 San Luis Obispo Paso Robles Comment
  UCSB44322  Plagiobothrys nothofulvus Zeeb, Marty 1979-4-20 San Luis Obispo At Lunch Meadow; East Cuesta Ridge Rd.; 2 miles from U.S. 101 609 Comment
  UC1285283  Plagiobothrys tenellus R. F. Hoover 1947-3-29 6781 San Luis Obispo Atascadero Comment
  SBBG119074  Plagiobothrys trachycarpus M. Wetherwax, E. Painter 2001-4-6 CR 174 San Luis Obispo S of Bee Rock Rd, E of W Perimeter Rd; Camp Roberts 200 Comment
  OBI36937  Planodes virginica Eric Wise 1983-10-25 1859 San Luis Obispo Creston Lake, Approx 1/2 mi S of Creston Comment
  OBI32174  Plantago coronopus David J. Keil, Melissa Luckow 1981-7-3 14932 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
  OBI58460  Plantago coronopus David J. Keil 1998-1 27916 San Luis Obispo San Luis Obispo. Catchment basin just E of railroad tracks adjacent to Tank Farm Rd. Comment
  OBI11664  Plantago elongata Robert F. Hoover 1948-4-14 7444 San Luis Obispo Coast W of Cambria Comment
  JEPS21119  Plantago erecta C. M. Belshaw 1938-3-28 14574 San Luis Obispo 3.3 mi nw Cayucos; Cayucos Quad. 76 Comment
  OBI25483  Plantago erecta David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14027 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
  OBI27207  Plantago erecta Thomas Burrows 1981-4-9 130 San Luis Obispo Reservoir Cyn 160 Comment
  OBI3995  Plantago erecta Elizabeth Rudd 1971-3-9 168 San Luis Obispo 3 mi N of Santa Margarita 305 Comment
  SBBG54867  Plantago erecta D. Keil, W. K. Jones 1982-4-4 15845 San Luis Obispo Nipomo Mesa along Black Lake Cyn, old sand dune area with interconnected series of fresh-water marshes Comment
  OBI3490  Plantago lanceolata Lynch 1971-5-15 22 San Luis Obispo Cal Poly Campus. About 20 ft from the W shore of Drumm Lake Comment
  UC1587152  Plantago lanceolata Tim Ross and Annette Ross 1988-8-16 1557 -2 San Luis Obispo near Atascadero State Beach; Morro Bay Comment
  OBI5558  Plantago lanceolata Sharon Jochums 1974-2-2 4 San Luis Obispo On W roadside of Hwy 1 just S of Arroyo de la Cruz Comment
  JEPS35339  Plantago maritima var. californica R. F. Hoover 1964-6-13 9088 San Luis Obispo just n Arroyo de la Cruz; Point Sierra Nevada Comment
  OBI36842  Plantago subnuda Eric Wise 1982-7-2 1592 San Luis Obispo Oso Flaco Lake Comment
  SBBG68775  Plantago subnuda R. Hoffmann 1930-4-18 San Luis Obispo Oceano Comment
  OBI11611  Platanus racemosa J. B. Carstens 1966-5-22 60 San Luis Obispo 6 mi up Lopez cyn in sandy soi along roadside Comment
  OBI8162  Platanus racemosa LynneDee Althouse 1977-4-16 50 San Luis Obispo Wolfe's Horse Ranch, Near San Luis High School 130 Comment
  UC1280825  Platanus racemosa H. E. McMinn 1934-3-25 3392 San Luis Obispo near San Luis Obispo Comment
  SEINET3928714  Platystemon californicus David Keil 1988-3-19 20424 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.; 0 30 Comment
  UCR163791  Platystemon californicus George K. Helmkamp, E. A. Helmkamp 2005-3-30 9273 San Luis Obispo Outer South Coast Ranges, La Panza Range along Calif. Highway 58 in Calf Canyon, 3.0 mi NE of Santa Margarita 335 Comment
  CAS-BOT-BC91980  Platystemon californicus Alice Eastwood 1939-4-17 18923 San Luis Obispo Intersection of Santa Margarita and Politas Road. Comment
  CSUSB930  Platystemon californicus Charlotte M. Bringle 1967-3-20 San Luis Obispo San Luis Obispo, about 2 miles north of town on H. A. Hildenbrand Ranch, Rt. 2, Box 103. In first pasture behind ranch house, 200 feet west of stream. Comment
  LA83079  Plectritis ciliosa O. H. Kappler; 1945-4-21 759 San Luis Obispo Santa Lucia Range; Atascadero Creek, Rd to Morro Bay Comment
  SBBG69559  Plectritis ciliosa subsp. ciliosa M. M. Miles -May-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SEINET7063672  Plectritis ciliosa subsp. insignis 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
  CDA15114  Plectritis macrocera G. F. Hrusa 1998-4-25 14200 San Luis Obispo La Panza Range; Above La Panza Camp about 1/4 mi. W of Queen Bee turnoff. Comment
  OBI65752  Plectritis macrocera D. R. Miller/S. G. Ayres/G. Edmunson 1995-4-23 495 -569 San Luis Obispo Pine Mt Region. Along Tobacco Rd edge above Cline cabin. Tobacco Crk drainage 530 Comment
  RSA18224  Poa C. B. Wolf 1929-4-13 3626 San Luis Obispo 6 miles north of Morro Bay Comment
  SBBG11972  Poa C. B. Hardham 1957-4-26 1753 San Luis Obispo South Rd to Adelaida, 6 mi W of Paso Robles Comment
  CAS-BOT-BC255560  Poa annua R. F. Hoover 1964-4-14 8708 San Luis Obispo San Luis Obispo 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
  OBI79495  Poa diaboli Michael Walgren 2014-4-26 408 San Luis Obispo Along Rattlesnake Flats Trail in Montana de Oro State Park, growing along the trail in a shaded north facing spot. 118 Comment
  UCD91120  Poa howellii G. F. Hrusa 1995-5-28 12299 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Immediately SW of Radio Facility 2 (Peak 1.) 620 Comment
  OBI59130  Poa howellii David J. Keil, with Kathleen A. Keil 1998-5-26 27437 San Luis Obispo Los Padres National Forest, La Panza Mountains. Red Hill Rd., 3.3 miles from Hwy 58 (35 deg. 21.466' N x 120 deg. 16.570' W). 640 Comment
  OBI22149  Poa pratensis Robert F. Hoover 1948-5-5 7519 San Luis Obispo Oak Park district 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
  SEINET8077584 Image available Poa secunda John Thomas Howell 1948-1 24217 San Luis Obispo Alkali flat east of Cholame. Comment
  UCSB22815  Poa secunda subsp. secunda Flinck, Al; Smith, Dale 1966-4-10 San Luis Obispo 1/2 mile north of California Village in the Carrizo Plain Comment
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Oct 8 2015
  CAS-BOT-BC243077  Poa secunda subsp. secunda Clare B. Hardham 1957-4-13 1651 San Luis Obispo Black Mountain, Highland District Comment
  OBI67161  Pogogyne douglasii E. L. Painter & M. Wetherwax, M. Wetherwax 1999-7-14 SLO- 13 San Luis Obispo Camp San Luis Obispo. Along rd to Pick and Shovel Mine; Training Area X 400 Comment
  UC25586  Pogogyne douglasii Rev. R. W. Summers 1882-6-8 San Luis Obispo Sta. Margarita Valley east of Sta. Lucia Mountains Comment
  UC25601  Pogogyne serpylloides Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  RSA132937  Polycarpon tetraphyllum Clare B. Hardham 1959-5-21 4623 San Luis Obispo Sand dunes, Piedras Blancas. Comment
  UCR40840  Polygonum amphibium E. A. Wise 1981-7-10 917 San Luis Obispo Atascadero Lake Comment
  SBBG1683  Polygonum aviculare C. B. Hardham 1956-11-12 1522 San Luis Obispo Atascadero Lake Comment
  OBI60493  Polygonum aviculare subsp. depressum Larry Kelly, David J. Keil 1988-10-1 305 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI58006  Polygonum paronychia Austin P. Griffiths 1986-10-29 17975 San Luis Obispo Along N slope of Cable Path leading down bluffs to beach just N of Hazard Cyn Comment
  CAS-BOT-BC72006  Polypodium californicum R. F. Hoover 1947-3-8 6651 San Luis Obispo San Simeon Comment
  OBI80535  Polypodium californicum Tyler Lutz 2013-2-16 2 San Luis Obispo Hillside behind 259 Squire Canyon Rd. 35 11'41.07"N 120 40'56.05"W. 65 Comment
  CAS-BOT-BC71991  Polypodium californicum Clare B. Hardham 1956-2-18 17 San Luis Obispo Atascadero Creek, Hale Ranch Comment
  CAS-BOT-BC71992  Polypodium californicum M. M. Miles 1884-1-1 s.n. San Luis Obispo unspecified Comment
  UCR266058  Polypodium calirhiza David J. Keil 2003-2-13 30089 San Luis Obispo West Ormonde Road, north of Pismo Beach, just east of RR tracks 110 Comment
  UC1100398  Polypogon elongatus Malcolm A. Nobs and S. Galen Smith 1948-9-9 665 San Luis Obispo about 4 mi s Pismo Beach (Dune Lakes Gun Club); s of Pismo Beach Comment
  OBI22176  Polypogon monspeliensis Robert F. Hoover 1964-8-13 9245 San Luis Obispo Mouth of Osos Crk Comment
  OBI40123  Polypogon viridis David J. Keil 1981-5-31 s.n. San Luis Obispo County Ed Facility at El Chorro Comment
  OBI37130  Populus fremontii Eric Wise 1981-9-17 1127 San Luis Obispo Salinas River at hwy 58 Comment
  OBI37115  Populus trichocarpa Eric Wise 1982-4-29 1423 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI54250  Portulaca oleracea David J. Keil 1996-5-2 25854 San Luis Obispo Laguna Lake Park, San Luis Obispo. On rd shoulder near restrooms Comment
  OBI36974  Potentilla anserina subsp. pacifica Eric Wise 1982-6-25 1570 San Luis Obispo Pismo State Beach, Oceano Campground 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
  SEINET11262394  Primula clevelandii David Keil, Lynne Dee Oyler 1990-3-16 21336 San Luis Obispo Arroyo Grande West side of Oak Park Rd.; 0 Comment
  OBI80408  Primula clevelandii var. insularis Kevin Vankham, Ashley White, Danielle Smudde, Laurence Kuo, Peter Lung 2015-2-1 1 San Luis Obispo Prospects fire look out at Bowden Ranch. About 500ft norht from the intersection of High School Hill Trail and Reservoir Canyon Trail. 6 Comment
  OBI83666  Primula clevelandii var. insularis Jon Catanio, Omar Gonzalez 2016-2-17 2 San Luis Obispo Irish Hills, Mariposa trail about a quarter mile in, to the left about 10 feet off the rail. Comment
  RSA0014810  Proboscidea louisianica David J. Keil 2009-9-5 30638 San Luis Obispo Rural outskirts of Paso Robles, north of Highway 46 and east of Jardine Road. Vicinity of intersection of Fa Rouse Way and Weeping Willow Way 259 Comment
  OBI42174  Prunus dulcis Dan Harrington 1984-2-19 24 San Luis Obispo Reservoir Cyn, off hwy 101, 2 mi N of San Luis Obsipo Comment
  RSA123194  Prunus emarginata G. T. Nordstrom 1937-4-29 1150 San Luis Obispo 1.4 miles SW of German Church 351 Comment
  RSA171126  Prunus fasciculata Robert F. Thorne, Percy C. Everett 1963-4-21 31618 San Luis Obispo S side of Morro Bay. 6 Comment
  UC463252  Prunus fasciculata var. punctata Roxana S. Ferris 1929-4-15 7614 San Luis Obispo between Guadalupe and Callender Comment
  SBBG45172  Prunus fasciculata var. punctata L. W. Edge 1972-5-7 135 San Luis Obispo Santa Ysabel Ave, Baywood Park Comment
  CAS-BOT-BC154481  Prunus ilicifolia Ernest C. Twisselmann 1968-5-13 14205 San Luis Obispo La Panza Range. Head of Cammatta Canyon at the Cottingham place 609 Comment
  CAS-BOT-BC154492  Prunus ilicifolia Ira L. Wiggins 1929-4-16 3663 San Luis Obispo Grade 6 miles above [Moro] Morro on Atascadero Road Comment
  UC1296080  Prunus virginiana var. demissa R. F. Hoover 1953-5-3 8283 San Luis Obispo Lopez Canyon Comment
  UC569743  Pseudognaphalium biolettii B. Bolt 1936-1-14 536 San Luis Obispo 3/8 mi n of mouth Hazard Canyon 76 Comment
  OBI31995  Pseudognaphalium californicum David J. Keil, Melissa Luckow 1981-7-3 14945 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
  OBI53514  Pseudognaphalium californicum David J. Keil 1992-5-2 107 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis HIll, Stabilized dunes. Comment
  SBBG117846  Pseudognaphalium californicum M. Wetherwax, E. Painter, K. Downing 2002-5-8 SLO 258 San Luis Obispo Chumash Pk; Camp San Luis Obispo; LCTA plot 315 194 Comment
  CAS-BOT-BC356845  Pseudognaphalium californicum W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho Mountains Comment
  OBI16428  Pseudognaphalium californicum Robert F. Hoover 1946-6-13 6143 San Luis Obispo 6 mi S of San Luis Obispo Comment
  OBI35478  Pseudognaphalium californicum S. M. Inman 1983-5-7 39 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  OBI72548  Pseudognaphalium californicum M. Wetherwax & E. L. Painter, K. Downing 2002-5-8 SLO- 258 San Luis Obispo Camp San Luis Obispo. Chumash Peak. UTMs (NAD27) zone 10, 708343E, 3910215N 194 Comment
  OBI31089  Pseudognaphalium luteoalbum Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  SD264778  Pseudognaphalium luteoalbum David Keil, Tina Tee, Mary Lea 2000-11-10 29151 San Luis Obispo Camp San Luis Obispo. Chorro Creek Drainage above Chorro Reservoir. Vicinity of type locality of Cirsium fontinale var obispoense (Chorro Creek bog thistle). Part of site within fenced exclosure. 219 Comment
  OBI17929  Pseudognaphalium microcephalum Kamran Alavi 1977-8-12 35 San Luis Obispo Off 101 on Cuesta Grade, SLO Comment
  UCD135239  Pseudognaphalium stramineum Ernest C. Twisselmann 1959-11-2 5890 San Luis Obispo San Luis Obispo County: SW end of Oso Flaco Lake. 4 Comment
  UC1927814  Psilocarphus brevissimus var. brevissimus David Keil 1998-6-5 27618 San Luis Obispo Carrizo Plain. California Valley. 0.9 miles N of junction Brentwood Trail on Soda Lake Rd. Comment
  OBI73353  Psilocarphus oregonus David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30704 San Luis Obispo Carrizo Plain. Along eastern side of Bitterwater Road, ca. 1 mile north from Highway 58 Comment
  RSA0021428  Psilocarphus tenellus W. M. Arbaugh 1968-5-5 216 San Luis Obispo One mile above Lopez Dam Comment
  UC1063686  Pteridium aquilinum var. pubescens H. C. Lee 1936-5-17 611 San Luis Obispo 1 mi nw of Junction Canyon 1 & 2; Arroyo Grande Quadrangle Comment
  OBI78686  Pyracantha angustifolia Jay Donovan 2013-2-9 San Luis Obispo Laguna Lake about 100 yds northwest of the main parking lot, about 5 feet from the water Comment
  UCD45053  Quercus agrifolia R. F. Hoover 1946-10-19 6502 San Luis Obispo 3 mi. ne. of Pozo. Small tree. 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
  OBI14268  Quercus berberidifolia Robert F. Hoover 1946-8-18 6321 San Luis Obispo Calf Canyon, E of Santa Margarita Comment
  OBI3768  Quercus berberidifolia Elizabeth Rudd 1971-4-26 232 San Luis Obispo 3 mi NE of Santa Margarita 427 Comment
  OBI47445  Quercus berberidifolia Bert Wilson 1981-1 s.n. San Luis Obispo Peachy Cyn, SW of Paso Robles Comment
  OBI69148  Quercus berberidifolia Carrie Carden 2001-3-8 48 San Luis Obispo East Cuesta Ridge 467 Comment
  CAS-BOT-BC62374  Quercus chrysolepis R. F. Hoover 1957-8-28 8404 San Luis Obispo Between Rocky Butte and Pine Mt.m above San Simeon Comment
  OBI25751  Quercus chrysolepis David J. Keil, R. A. Pinmentel, R. Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-6-12 14050 San Luis Obispo San Luis Range, W of See Canyon rd along road to Hibberd (ownded by the Nature Conservancy) Comment
  OBI28201  Quercus chrysolepis Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts., E. Cuesta Ridge, 2.7 mi SE of hwy 101 Comment
  OBI39698  Quercus douglasii David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-9 16082 San Luis Obispo Road to top of Cypress Mtn from Warrens' cabin Comment
  UCR28939  Quercus douglasii David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel 1981-4-24 14523 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  UC993107  Quercus douglasii J. M. Tucker 1947-10-4 1627 San Luis Obispo 16.7 mi (by road) s Pine Canyon Guard Station (on s side of Highway 166); Cuyama Valley Comment
  RSA216309  Quercus dumosa E. C. Twisselmann 1970-10-31 17563 San Luis Obispo Peachey Canyon road, 8.2 miles west of Paso Robles 488 Comment
  UC1135571  Quercus durata A. D. Gifford 1937-4-5 802 San Luis Obispo 5.5 mi wnw Pozo; Santa Barbara, National Forest, Pozo Quad. 701 Comment
  RSA172201  Quercus durata Robert F. Thorne, P. Everett 1963-6-7 32148 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway. 549 Comment
  CAS-BOT-BC94615  Quercus garryana R. F. Hoover 1957-8-28 8405 San Luis Obispo Between Rocky Butte and Pine Mt., above San Simeon Comment
  CDA16077  Quercus john-tuckeri G. F. Hrusa 1999-4-17 14949 San Luis Obispo Caliente Range; Caliente Range, rd past Selby camp to Caliente summit and beyond. 944 Comment
  OBI31250  Quercus lobata Joy Nishida 1982-10-2 525 San Luis Obispo 1.8 mi S of American Canyon campground 488 Comment
  UC1276264  Quercus lobata R. F. Hoover 1957-7-19 8390 San Luis Obispo from Cambria to Adelaida Road (trail to Cypress Mt.) Comment
  UCD47108  Quercus palmeri A. E. Winlander 1937-3-26 719 San Luis Obispo 2 1/2 mi W of Paso Robles, San Luis Obispo County. 304 Comment
  CAS-BOT-BC250916  Quercus palmeri P. S. Manos 1987-10-20 535 San Luis Obispo Peachy Canyon Rd., 2.5 mi W of Paso Robles 400 Comment
  OBI5014  Ranunculus aquatilis Robert J. Rodin 1956-5-22 6072 San Luis Obispo Near Atascadero Comment
  CAS-BOT-BC378999  Ranunculus arvensis Clare B. Hardham 1959-4-23 4431 San Luis Obispo Santa Barbara Road, Atascadero Comment
  OBI31413  Ranunculus californicus Joy Nishida, Robert Allen 1982-4-10 284 San Luis Obispo American Cyn campground 536 Comment
  SEINET3928265  Ranunculus californicus Hannah M. Fugle 2011-1-29 10 San Luis Obispo Dairy Creek, ca. 1.9 miles from Loma Vista Community School.; 0 91 Comment
  CAS-BOT-BC378573  Ranunculus californicus var. californicus G. K. Helmkamp 1997-3-8 1463 San Luis Obispo SE of Los Osos; Swift Ranch, starting ca. 2 mi S of Los Osos Vly. Rd. on Clark Vly. Rd. 000000000000000000000000 107 Comment
  HSC91634  Ranunculus californicus var. californicus Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro State Park, MDO 1 Comment
  CDA11379  Ranunculus hebecarpus G. F. Hrusa 1995-4-15 12099 San Luis Obispo La Panza Range; Los Padres National Forest, adjacent to spring at Queen Bee Camp. Comment
  SBBG119656  Ranunculus hebecarpus E. Painter, M. Wetherwax, D. Keil, D. Wilken, J. Greenhouse 2001-4-17 CR 190 a San Luis Obispo W side of Generals Rd, MacMillan Airstrip; Camp Roberts 240 Comment
  SBBG34604  Ranunculus hebecarpus C. B. Hardham 1956-5-6 611 San Luis Obispo Adelaida Rd, near Hilltop Ranch Comment
  UCR240257  Raphanus raphanistrum George K. Helmkamp 2004-2-11 8272 A San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 0.2 mi north of Willow Rd. 130 Comment
  OBI4260  Raphanus sativus Susan Hopkins 1972-4-22 7 San Luis Obispo 1.5 mi from Los Osos Valley rd 91 Comment
  UC1341116  Rhamnus californica Robert J. Rodin 1962-5-8 6864 San Luis Obispo 1.5 mi se Cuesta summit (4 mi n of San Luis Obispo) Comment
  UC54837  Rhamnus californica subsp. californica Rev. R. W. Summers May 1884 San Luis Obispo Comment
  SBBG104391  Rhamnus crocea D. A. Young, F. L. Johnson 1992-6-18 ROB 102 San Luis Obispo 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  RSA518396  Rhamnus ilicifolia Steven A. Junak 1990-5-17 4367 San Luis Obispo Santa Lucia Mtns, near N edge of Cuesta Ridge Botanical area, in cayon S of first high voltage tower E of W Cuesta Ridge road, 5.9 miles W of Hwy 101 671 Comment
  CAS-BOT-BC92483  Ribes aureum var. gracillimum R. F. Hoover 1965-3-12 9335 San Luis Obispo Santa Lucia Range. 4 miles west of Templeton. 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
  OBI32137  Ribes divaricatum David J. Keil 1981-6-20 14859 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI14044  Ribes indecorum Robert F. Hoover 1947-1-6 6590 San Luis Obispo Upper Coon Crk, San Luis Range Comment
  OBI14055  Ribes malvaceum Robert F. Hoover 1966-1-18 9732 San Luis Obispo Los Osos Comment
  CAS-BOT-BC168655  Ribes malvaceum R. F. Hoover 1947-3-23 6721 San Luis Obispo East slope of la Panza Range Comment
  OBI25897  Ribes malvaceum Eric Lamers 1981-2-16 1 San Luis Obispo Cuesta Ridge Comment
  RSA0021673  Ribes malvaceum Robert F. Thorne, P. C. Everett 1963-4-20 31598 San Luis Obispo Ca. 0.5 miles NW of Cuesta Pass along Cuesta Ridge. Comment
  OBI54878  Ribes quercetorum David J. Keil 1997-4-18 26197 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
  CAS-BOT-BC212251  Ribes quercetorum Robert F. Hoover 1964-4-13 8698 San Luis Obispo Two miles south of Atascadero, west of Highway 101, near base of shale hill. Comment
  CAS-BOT-BC144470  Ribes sericeum W. R. Dudley 1905-1-5 s.n. San Luis Obispo near Wyss Place Comment
  OBI80485  Ribes speciosum David J. Keil 2015-2-14 32643 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 70 Comment
  RSA0019664  Ribes speciosum Carl B. Wolf 1929-4-13 3462 San Luis Obispo North base of Cuesta Grade. 427 Comment
  OBI28738  Ricinus communis Melinda Doud 1976-5-30 93 San Luis Obispo Cal Poly campus Comment
  CAS-BOT-BC362924  Rigiopappus leptocladus David D. Keck 1933-5-3 2121 San Luis Obispo 6 miles northeast of Estrella on road to Parkfield Comment
  OBI66898  Rigiopappus leptocladus David J. Keil, with Kathleen A. Keil 2001-4-20 29344 San Luis Obispo Shell Creek Road ca. 0.5 mile north of Highway 58 457 Comment
  RSA0036716  Rigiopappus leptocladus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6351 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  SBBG19501  Rigiopappus leptocladus C. B. Hardham 1960-5-17 5748 San Luis Obispo E side Tierra Redonda Comment
  OBI56732  Rigiopappus leptocladus David J. Keil 1998-6-1 27565 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  OBI73003  Rorippa curvisiliqua David J. Keil 2000-9-7 s.n. San Luis Obispo Santa Margarita Ranch Comment
  SBBG26505  Rorippa palustris var. occidentalis L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake Comment
  SBBG38511  Rorippa palustris var. occidentalis E. C. Twisselmann, D. J. Bedell 1969-7-5 15664 San Luis Obispo Salinas River, 5 mi S of Paso Robles 182 Comment
  CAS-BOT-BC147613  Rosa californica John Thomas Howell 1964-6-29 40756 San Luis Obispo Between Cambria and Protestant Cemetery Comment
  OBI10007  Rosa spithamea Robert F. Hoover 1950-6-5 7978 San Luis Obispo Ridge NW of Cuesta Pass Comment
  RSA585857  Rosa spithamea G. Fred Hrusa 1995-5-29 12323 San Luis Obispo NW of Cuesta Pass. 550 Comment
  UC1605722  Rosa spithamea G. F. Hrusa, D. Ragan 1995-6-20 12371 San Luis Obispo along ridge apporximately 1/2 mi e and below summit of Mount Lowe (Black Butte Research Natural Area); Black Butte Research Natural Area 710 Comment
  CAS-BOT-BC157005  Rubus ursinus Ernest C. Twisselmann 1969-4-24 15170 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 213 Comment
  OBI9975  Rubus ursinus Fred Rush unk 78 San Luis Obispo Mt. SLO Comment
  SBBG3108  Rubus ursinus C. B. Hardham 1958-2-13 2819 San Luis Obispo Cambria Comment
  OBI51173  Rubus ursinus Jan Barber 1993-7-3 34 San Luis Obispo San Simeon State Park on S side of San Simeon crk W of Park road bridge Comment
  OBI27565  Rumex acetosella Melinda Doud 1976-5-1 20 San Luis Obispo E of Pico Crk bridge, San Simeon 2 Comment
  OBI30690  Rumex conglomeratus Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob tar Sands Comment
  OBI36786  Rumex conglomeratus Eric Wise 1981-6-22 647 San Luis Obispo Lopez Water Treatment Reservoir Comment
  OBI36790  Rumex conglomeratus Eric Wise 1981-6-30 879 San Luis Obispo Mud Lake of Dune Lakes Comment
  UC1583655  Rumex occidentalis David Keil 1983-5-22 17068 San Luis Obispo n of San Simeon (vicinity of Arroyo de la Cruz, n of the arroyo); Arroyo de la Cruz Comment
  CAS-BOT-BC433814  Rumex pulcher John Thomas Howell 1929-10-13 4499 San Luis Obispo 2 1/2 miles n. of Cambria Comment
  OBI10823  Rumex salicifolius Robert F. Hoover 1969-7-12 11424 San Luis Obispo Salinas River at Paso Robles Comment
  RSA613936  Rupertia physodes George K. Helmkamp 1997-3-8 1443 San Luis Obispo SE of Los Osos. Swift Ranch, starting ca. 2 mi. S of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  OBI74991  Ruppia cirrhosa Michael Walgren 2010-9-10 211 San Luis Obispo Estero Bluffs State Park, 1.56 mi W of Cayucos Crk, S of hwy 1 in San Geronimo Crk Comment
  UCSB70189  Ruppia cirrhosa Ferren, Wayne; Hamilton, Jason 1993-7-19 San Luis Obispo Morro Bay State Park. Along side of Rd. in creek in marsh just past entrance to State Park campground. Comment
  UC1321232  Salicornia virginica R. F. Hoover 1965-9-22 9640 San Luis Obispo just s mouth of Chorro Creek (Morro Bay mud-flats); Morro Bay Comment
  UC455215  Salicornia virginica I. J. Condit 1909-9-6 San Luis Obispo Oceano Comment
  OBI42162  Salix Dan Harrington 1984-3-6 39 San Luis Obispo Reservoir cyn, off hwy 1, 2 mi N of San Luis Obispo Comment
  CAS-BOT-BC103249  Salix bonplandiana W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mts. at south end of the mouth R.R. tunnel Comment
  CAS-BOT-BC129661  Salix bonplandiana Ernest C. Twisselmann 1967-9-9 13681 San Luis Obispo Palo Prieta Creek below the Ortega Spring - Temblor Range and the Western San Joaquin Valley 594 Comment
  OBI9836  Salix laevigata Robert F. Hoover 1947-3-19 6701 San Luis Obispo Oak Park district Comment
  HSC91486  Salix lasiolepis Susan H. Bicknell 1989-4-20 San Luis Obispo Montano de Oro, MDO 35 Comment
  OBI27021  Salix lasiolepis James Courtney 1980-12-20 9 San Luis Obispo Pennington Crk Biological Reserve, W of San Luis Obispo Comment
  OBI36880  Salix lasiolepis Eric Wise 1981-6-15 581 San Luis Obispo Turri Rd, 1 mi E of So. Bay blvd Comment
  OBI36896  Salix lasiolepis Eric Wise 1981-9-29 1282 San Luis Obispo Black Lake cyn at hwy 1 Comment
  OBI37327  Salix lasiolepis Eric Wise 1983-2-17 1642 San Luis Obispo Oso Flaco Lake, shore on E bank between lakes Comment
  OBI9828  Salix lasiolepis Betty Hoover 1962-2-23 40 San Luis Obispo Cambria Pine District Comment
  SBBG133015  Salix lasiolepis D. Keil 1990-4-26 21380 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  CAS-BOT-BC107123  Salix lasiolepis Ernest C. Twisselmann; Donald J. Bedell 1968-3-6 14049 San Luis Obispo La Panza Range, Fernandez Canyon 487 Comment
  OBI37200  Salix lasiolepis Eric Wise 1983-9-22 1784 San Luis Obispo Salinas River X hwy 58 near Santa Margarita Comment
  OBI37269  Salix lasiolepis Eric Wise 1983-2-17 1649 San Luis Obispo Noyes Rd, Arroyo Grande Comment
  OBI37332  Salix lasiolepis Eric Wise 1981-6-26 720 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey Border Comment
  OBI9832  Salix lasiolepis R. R. La Belle 1967-4-2 9 San Luis Obispo Laguna Lake Comment
  CAS-BOT-BC107240  Salix lasiolepis var. bigelovii H. M. Pollard 1968-6-7 s.n. San Luis Obispo Dunes near Jack Lake, W. of Union Ooil Refinery on Southern Pacific R.R. S. of Oceano Comment
  CDA21192  Salpichroa origanifolia unknown 2007-4-11 PDR 1450405 San Luis Obispo South Coast Ranges; Downtown San Luis Obispo along San Luis Creek. 0 Comment
  OBI82558  Salpichroa origanifolia David J. Keil, with Bill Waycott et al. 2015-7-9 33329 San Luis Obispo San Luis Obispo Creek in downtown San Luis Obispo 65 Comment
  OBI13081  Salsola australis Hans Wilgenburg 1977-8-11 12 San Luis Obispo Cal Poly campus Comment
  OBI82424  Salsola australis David J. Keil 2015-9-29 33425 San Luis Obispo Pismo Beach north of Pismo Pier 10 Comment
  CAS-BOT-BC180697  Salsola tragus Ernest C. Twisselmann 1954-7-18 1436 San Luis Obispo Choice Valley, 1 1/2 miles east of Palo Prieta Summit, Temblor Range and the Western San Joaquin Valley 594 Comment
  RSA0095120  Saltugilia australis Clare B. Hardham 1958-5-5 3203 San Luis Obispo Foothills of Caliente Mt., edge of Carissa Plains. Comment
  UC1928068  Salvia apiana David Keil 2008-5-22 30522 San Luis Obispo US 101, ca. 1 mile south of Cuesta Pass, east side of highway. Comment
  OBI65629  Salvia carduacea G. F. Hrusa 1998-4-26 14265 San Luis Obispo Temblor Range. Low slopes on W side of Temblors 3-4 mi N of Elkhorn Plain. USGS quad Elkhorn Hills 7.5 760 Comment
  OBI13573  Salvia carduacea Neil Havlik 1968-4-6 145 San Luis Obispo Along roadside 1.8 mi from Crocker Grade Rd, SE of Soda Lake Comment
  RSA670733  Salvia carduacea Paul C. Silva 1947-3-30 1203 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley. 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
  OBI72758  Salvia mellifera Michael Walgren 2010-4-15 125 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
  OBI81289  Salvia mellifera David J. Keil 2015-2-21 32653 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
  RSA586589  Salvia mellifera F. L. Johnson, E. A. Young 1993-5-26 ROB- 630 San Luis Obispo Whiskey Spring Comment
  RSA725396  Salvia mellifera Tim Thibault, Ryan Gilmore, Josh Koepke 2006-10-6 494 San Luis Obispo Cuesta Ridge 641 Comment
  CAS-BOT-BC230023  Salvia mellifera Clare B. Hardham 1956-4-24 492 San Luis Obispo Santa Lucia Mountains. D. Thomas Ranch, York Mt Comment
  UCR142582  Salvia spathacea George K. Helmkamp, E. A. Helmkamp 2000-4-20 5421 San Luis Obispo Central Coast, road crest between See Canyon Road and Prefumo Canyon Road, SW of San Luis Obispo 320 Comment
  CDA17580  Salvia spathacea Austin Griffiths 1981-12-13 s.n. San Luis Obispo Montana de Oro State Park; East Hazard Canyon south rim trail. 0 Comment
  UC177261  Salvia spathacea E. Palmer Jun 1876 San Luis Obispo San Luis Obispo Region Comment
  HSC91490  Sambucus nigra subsp. caerulea Susan H. Bicknell 1989-8-7 San Luis Obispo Montano de Oro, MDO 48 Comment
  OBI53559  Sambucus nigra subsp. caerulea Arthur W. Hazebrook 1991-6-6 69 San Luis Obispo Nipomo Dunes Complex, Big coreopsis HIll, stabilized dunes Comment
  RSA216841  Samolus parviflorus Robert F. Hoover 1966-10-1 10100 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek, in swampy area Comment
  OBI77142  Sanicula arguta Robert F. Hoover 1958-3-6 8412 San Luis Obispo Between Morro Bay and Cayucos, (South of mouth of Toro crk). Comment
  UC1001285  Sanicula arguta Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-23 3270 San Luis Obispo 0.8 mi sw of San Luis Obispo (at e end of Los Osos Valley); Los Osos Valley 152 Comment
  CDA12462  Sanicula bipinnata G. F. Hrusa 1992-3-27 10341 San Luis Obispo Upper Salinas Valley; Right-of-way along Hwy 46 approx. 4 miles E of Paso Robles Comment
  OBI72276  Sanicula bipinnata Anthony Baniaga 2010-2-5 17 San Luis Obispo Tierra Redonda MTn 367 Comment
  OBI8799  Sanicula bipinnata Eben McMillan 1952-5-2 81 San Luis Obispo Choice Valley; 1 mi S, 8 mi E of Shandon. Comment
  RSA341381  Sanicula bipinnatifida C. F. Smith 1950-5-1 2728 San Luis Obispo On hills near home of Eben Mcmillan, south summit of Palo Prieto Pass 671 Comment
  SBBG107537  Sanicula crassicaulis C. B. Hardham 1959-5-21 4655 San Luis Obispo Arroyo de la Cruz Comment
  UC1022483  Sanicula crassicaulis C. Ritchie Bell 1951-3-30 3 X167 San Luis Obispo 6.2 mi w of Templeton (on road to Cambria) Comment
  UC659054  Sanicula crassicaulis Mildred E. Mathias 1937-4-25 1188 San Luis Obispo 10 mi w of Paso Robles (along Cambria Road); Cambria Road Comment
  UC1051413  Sanicula hoffmannii L. Constance and R. F. Hoover 1950-6-21 3354 San Luis Obispo near forks of San Simeon Creek (Santa Lucia Range); Santa Lucia Range 76 Comment
  JEPS98636  Sanicula hoffmannii M. J. Gomez, O. Gomez and P. Vargas 1996-4-27 20 PV96 San Luis Obispo San Simeon Creek at mouth, North and South Fork Creeks Cambria 500 Comment
  OBI31941  Sanicula maritima David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15870 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  RSA201549  Sanicula maritima Robert F. Hoover 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just north of) near ocean on Hwy 1 Comment
  OBI55137  Sanicula maritima Lincoln Constance 1950-4-6 3313 San Luis Obispo W base of Cerro Romauldo ner San LUis Obispo 152 Comment
  UCSC000536  Sanicula tuberosa I. J. Condit 2010-3-27 s.n. San Luis Obispo Pozo, Hillside. Comment
  RSA586566  Satureja douglasii F. L. Johnson, E. A. Young 1993-5-27 ROBO 675 San Luis Obispo Plant inventory of Camp Roberts and Camp San Luis Obispo: 1 km NE of Chorro Reservoir. Camp San Luis Obispo. Comment
  RSA15710  Saxifraga californica Carl B. Wolf 1929-4-13 3456 San Luis Obispo North base of Cuesta Grade. 427 Comment
  OBI44848  Schismus barbatus David J. Keil 1985-3-31 18487 San Luis Obispo Calf Cyn area along Calif Rte 58, halfway between Park Hill Rd and Hwy 229 Comment
  OBI22571  Schoenoplectus acutus var. occidentalis R. R. LaBelle 1967-4-2 10 San Luis Obispo Laguna Lake, San luis Obispo Comment
  CAS-BOT-BC111452  Schoenoplectus californicus Robert F. Thorne; P. Everett 1962-10-3 31399 San Luis Obispo Marsh near Oso Flaco Lake. Comment
  OBI35224  Schoenoplectus californicus Eric Wise 1981-6-30 861 San Luis Obispo Black Lake of Dune Lakes Comment
  OBI53870  Schoenoplectus californicus Arthur W. Hazebrook 1992-7-7 137 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso Flaco Lake and surrounding dunes Comment
  OBI35211  Schoenoplectus californicus Eric Wise 1982-6-24 1551 San Luis Obispo Farm pond N of Warden Lake about 1/2 mi Comment
  UCSB24653  Schoenoplectus pungens Burns, Pat 1967-4-22 San Luis Obispo Under Pico Creek Bridge; 5.3 miles north of junction State Highway 1 with State Highway 46 on Highway 1 Comment
  OBI43619  Schoenoplectus pungens var. longispicatus Eric Wise 1981-9-17 1152 San Luis Obispo Salinas River at Hwy 58 Comment
  UC1392600  Scirpus maritimus R. F. Hoover 1969-7-19 11495 San Luis Obispo s of Pismo Creek near Pismo Beach; s of Pismo Creek near Pismo Beach Comment
  CDA23077  Scirpus microcarpus Mark A. Elvin, LynneDee Althouse 2006-5-25 4920 San Luis Obispo Central Coastal Foothills; Above Arroyo Grande; Old Oak Park Road, across from 1620. Drainage ditch on west side of road. Comment
  OBI43548  Scirpus microcarpus Eric Wise 1981-6-30 853 San Luis Obispo Black Lake of Dune Lakes. Cutoff from Black Lake Cyn by train tressel Comment
  OBI43556  Scirpus microcarpus Eric Wise 1982-6-24 1537 San Luis Obispo S shore of Laguna Lake, SLO Comment
  JEPS35324  Scrophularia californica R. F. Hoover 1964-5-14 8858 San Luis Obispo See Canyon Comment
  UC1927841  Scrophularia californica subsp. floribunda David Keil with Rhonda Riggins 1987-5-11 20153 San Luis Obispo Cuesta Ridge east, ca. 6.7 mi from jct with US 101 along Cuesta Ridge Road. Area burned over in Las Pilatas fire of June-July 1985. 792 Comment
  OBI54413  Scutellaria tuberosa Matthew Arterburn 1997-4-8 42 San Luis Obispo 3.1 mi from Navajo Camp on Navajo Camp Rd Comment
  CAS-BOT-BC61944  Selaginella Clare B. Hardham 1958-12-25 2840 San Luis Obispo Black Mountain Comment
  SBBG118182  Selaginella bigelovii M. Wetherwax, E. Painter 2000-6-13 SLO 144 San Luis Obispo first ridge W of Cerro Romualdo, near ephemeral stream; Camp San Luis Obispo 150 Comment
  UC1934599  Selaginella bigelovii T. M. C. Taylor 1966-12-27 7387 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC69786  Selaginella bigelovii W. R. Dudley 1905-1-5 s.n. San Luis Obispo On divide between Cypress and Franklin Creeks. Comment
  OBI82655  Senecio aphanactis David J. Keil, with V. L. Holland 2015-6-19 33247 San Luis Obispo Rural area north of Arroyo Grande between Corbett Canyon Road and Highway 227, accessed via Dairy Lane and a private drive 110 Comment
  CAS-BOT-BC327410  Senecio astephanus Clare B. Hardham 1956-5-6 619 San Luis Obispo Adelaida Road near Hill Top Ranch, Santa Lucia Mountains Comment
  UC1284960  Senecio blochmaniae R. F. Hoover 1946-8-17 6301 San Luis Obispo n end Morro Bay Comment
  CAS-BOT-BC363517  Senecio californicus R. F. Hoover 1967-5-13 10561 San Luis Obispo Coast west of Cambria Comment
  OBI3750  Senecio douglasii var. douglasii Elizabeth Rudd 1971-6-10 303 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  OBI77041  Senecio flaccidus var. douglasii George Butterworth 1997-6-30 129 San Luis Obispo Carrizo Plain Natural Area. 3/4 I S of Saucito, 200 yds E of rd T32S R19E S1, SW Qtr 689 Comment
  RSA0028145  Senecio flaccidus var. douglasii Greg Wilvert 2005-6-14 479 San Luis Obispo Canyon to the E of Quail Cyn 848 Comment
  OBI77591  Senecio vulgaris David J. Keil, Melissa Luckow 1981-7-3 14974 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
  OBI76610  Setaria parviflora Michael Walgren 2012-5-28 280 San Luis Obispo In Los Osos along the S side of Los Olivos Rd between Fairchild and Eight St Comment
  OBI58965  Setaria pumila David J. Keil 1998-9-3 28064 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Comment
  UCR56716  Sidalcea hickmanii subsp. anomala G. R. Ballmer 1989-5-21 s.n. San Luis Obispo Santa Lucia Mountains, Cuesta Ridge Botanical Preserve Area 732 Comment
  UC454916 Image available Sidalcea hickmanii subsp. anomala I. J. Condit 1910-4-17 San Luis Obispo Santa Lucia Mountains, Chorro Creek Chorro Creek; Santa Lucia Mountains, Chorro Creek 609 Comment
  OBI23340  Sidalcea malviflora J. T. Arnold 1965-4-21 73 San Luis Obispo Cal Poly, Poly Cyn Comment
  UCR115799  Sidalcea malviflora subsp. laciniata George K. Helmkamp, E. A. Helmkamp 2000-4-20 5406 San Luis Obispo Central Coast, road crest between See Canyon Road and Prefumo Canyon Road, SW of San Luis Obispo 320 Comment
  OBI12315  Sidalcea malviflora subsp. laciniata Aart C. DeVos 1963-4-18 64 San Luis Obispo Along Reservoir E of Cal Poly airport Comment
  OBI57304  Silene antirrhina David J. Keil 1998-4-9 26617 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  UC1137870  Silene gallica P. L. Johannsen 1936-3-21 49 San Luis Obispo 1.5 mi se Terrace Hill; San Luis Obispo Quad. 91 Comment
  CAS-BOT-BC364850  Silybum marianum Ernest C. Twisselmann 1959-5-23 5276 San Luis Obispo Point Buchon 10 Comment
  OBI7358  Silybum marianum Mark Fresh 1976-3-2 20 San Luis Obispo At entrance to See Cyn Rd, underneath stop sign Comment
  CAS-BOT-BC74979  Sinapis arvensis Ernest C. Twisselmann 1954-4-29 1117 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Comment
  CAS-BOT-BC75145  Sisymbrium altissimum Clare B. Hardham 1960-5-5 5833 San Luis Obispo Santa Lucia Mountains. Pine Mountain. Comment
  CAS-BOT-BC75261  Sisymbrium irio Ernest C. Twisselmann 1959-3-25 4985 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorthy Twisselmann Ranch at the head of Choice Valley. 662 Comment
  OBI65092  Sisymbrium irio Greg Wilvert 2005-4-30 345 San Luis Obispo SE Half of the Caliente Range. Along Padrones Cyn rd 864 Comment
  OBI81300  Sisymbrium officinale Kirsten Miller, Caroline Darsono Lay, Anna Norimoto 2015-4-23 3 San Luis Obispo Irish Hills Trail; 500 meters on the straight trail on the left side. Comment
  OBI23339  Sisyrinchium bellum J. T. Arnold 1965-4-21 75 San Luis Obispo Cal Poly, Poly Cyn Comment
  RSA648506  Sisyrinchium bellum Charles D. Dunn 1972-4-15 s.n. San Luis Obispo Perfumo Canyon 61 Comment
  SBBG96707  Sisyrinchium bellum D. A. Young, S. Junak, T. Ayers 1989-4-27 1969 San Luis Obispo upper end of Chaparral Rd near E end of Cuesta Ridge Botanical Area, below TV antennas Comment
  UCR161325  Sisyrinchium bellum George K. Helmkamp, E. A. Helmkamp 2005-3-8 9063 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 4.6 mi west of Los Osos Valley Road 316 Comment
  OBI33691  Solanum douglasii Melissa Luckow, Jerry Rendon 1980-5-20 55 San Luis Obispo Poly Cyn, S side of bridge about 100 yds from the end of the cyn rd Comment
  OBI42242  Solanum douglasii Dan Harrington 1984-2-1 10 San Luis Obispo 1/2 mi E of Whale rock reservoir, Montecito rd, Cayucos Comment
  SBBG16111  Solanum douglasii E. C. Twisselmann 1962-10-21 7935 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  OBI62446  Solanum douglasii Bernard Miossi 1939-4-6 49 San Luis Obispo On the E facing slope of a cyn 3/4 mi n of San Luis Obispo, about 1/2 mi NW of San Luis Crk Comment
  UCR146968  Solanum physalifolium var. nitidibaccatum George K. Helmkamp, E. A. Helmkamp 2004-10-8 8837 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  JEPS12141  Solanum umbelliferum William S. Cooper 1919-7-30 224 San Luis Obispo Morro Comment
  CAS-BOT-BC154193  Solanum umbelliferum I. L. Wiggins 1929-5-24 3746 San Luis Obispo Roadside 1 1/2 miles east of Templeton Comment
  CAS-BOT-BC157494  Solanum umbelliferum R. F. Hoover 1947-3-16 6675 San Luis Obispo Unspecified. 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
  OBI78477  Solanum umbelliferum Craig Woods 1978-4-3 34 San Luis Obispo Carrizo Plain, 1 mi NW of Soda lake San Diego cr rd, 1/4 mi W of sim soda lake san diego cr rd 594 Comment
  OBI9113  Solanum xanti Mrs. R. F. Hoover 1962-2-2 22 San Luis Obispo Hazard Cyn Comment
  SBBG107925  Solanum xanti C. B. Hardham 1958-5-28 3431 San Luis Obispo intersection of North Rd to Adelaida and Nacimiento Dam Rd Comment
  SBBG6669  Solanum xanti C. B. Hardham 1956-6-3 853 San Luis Obispo W side Tierra Redonda Comment
  OBI79904  Solidago elongata D. R. Miller, E. A. Appel 2013-9-1 913 .1072 San Luis Obispo Growing along creek shoulder at Arroyo de la Cruz, approximately 100 meters east of Highway 1 bridge. 40 Comment
  JEPS51982  Solidago velutina subsp. californica Ernest C. Twisselmann 1965-11-2 11709 San Luis Obispo Highway 1 on the s side San Carpojo Creek; s side San Carpojo Creek 30 Comment
  UC1285045  Solidago velutina subsp. californica R. F. Hoover 1946-8-26 6357 San Luis Obispo near Sunnyside School; Osos Valley Comment
  OBI25698  Sonchus oleraceus Hannah Rothlin 1981-2-20 6 San Luis Obispo Along the W bands of Poly Cyn rd .5 mi past the entrance Comment
  OBI79834  Sorghum bicolor David J. Keil, with V. L. Holland 2013-1-11 31538 San Luis Obispo Morro Bay. Lemos Feed and Pet Supply, 1320 Main Street. Along creek between parking lot and on-ramp to California Highway 1 15 Comment
  CDA33371  Sorghum halepense D. R. Miller 2005-7-15 705 .813 San Luis Obispo Flora of the Pine Mtn. Region; D.R. Miller Property. Comment
  SD75735  Sparganium eurycarpum var. eurycarpum D. W. Taylor 1970-6-23 T 70 122 San Luis Obispo margins of slough in Black Lake canyon, 1.1 miles east of State Highway 1. Comment
  OBI73280  Spergularia bocconi David J. Keil 2000-5-24 28721 San Luis Obispo Comment
  OBI80043  Spergularia bocconi David J. Keil, with Lynne Dee Althouse 2002-5-2 29857 San Luis Obispo Santa Margarita Ranch Comment
  OBI32061  Spergularia macrotheca David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14332 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  SBBG80761  Spergularia marina C. F. Smith 1973-4-26 10519 San Luis Obispo arroyo at E base of Caliente Mtn, Cuyama Valley Comment
  CAS-BOT-BC390900  Spergularia marina Ernest C. Twisselmann 1954-5-4 1172 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Andreas Fault, Palo Prieta Summit. (Discovery Spring) 670 Comment
  HSC91821  Spergularia rubra Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park, MDO 1000 Comment
  OBI80376  Spergularia rubra David J. Keil 1992-1 22978 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  RSA0036734  Spergularia rubra LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6319 San Luis Obispo Central Western; Inner South Coast Ranges region: East end of hte 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 35.25052N, 120.42981W, ended at 35.24926N, 12038324W. 558 Comment
  OBI31803  Stachys ajugoides Turnquist, Smeltzer 1982-7-23 175 San Luis Obispo Laguna Lake Park, near developed trls and roadway on E side of lake Comment
  RSA216786  Stachys ajugoides Robert F. Hoover 1969-8-25 11558 San Luis Obispo Laguna de San Luis Obispo. Comment
  SBBG95501  Stachys ajugoides D. Keil 1983-5-22 17069 San Luis Obispo S of Arroyo de la Cruz, N of San Simeon Comment
  OBI26260  Stachys bullata Mark Schneider 1973-12-15 s.n. San Luis Obispo Poly Canyon Comment
  SBBG107134  Stachys bullata C. B. Hardham 1959-5-9 4465 San Luis Obispo Camp Natoma Comment
  SBBG34931  Stachys bullata Mrs. R. W. Summers 1882-3-21 San Luis Obispo Mt Chalcedon Comment
  UCR131837  Stachys chamissonis George K. Helmkamp 2003-10-8 8189 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  RSA185414  Stachys rigida subsp. quercetorum Clare B. Hardham 1961-6-30 10414 San Luis Obispo Small brook, tributary of the Arroyo Seco North of Rooster Creek. Comment
  RSA607299  Stanfordia californica D. D. Keck, J. Clausen 1935-4-10 3153 San Luis Obispo 15 miles south of Soda Lake, on Carrizo Plain Comment
  OBI47419  Stellaria nitens David J. Keil 1981-4-9 14291 San Luis Obispo 2.5 mi beyond Shell Crk along State hwy 58 Comment
  CDA34832  Stellaria pallida David J. Keil 1998-4-2 26836 San Luis Obispo Northwest of Paso Robles on Nacimiento Lake Drive, 2.5 miles west of junction with Chimney Rock Road. 0 Comment
  OBI79913  Stenotaphrum secundatum D. R. Miller, E. A. Appel 2013-9-29 913 .1085 San Luis Obispo Several locations along Santa Rosa Creek for near its mouth to Winsor Street Bridge. 20 Comment
Read comments
Jan 3 2018
  CAS-BOT-BC375165  Stephanomeria cichoriacea Alice Eastwood 1927-7-31 15016 San Luis Obispo In canon between Atascadero & Morro Comment
  UC771649  Stephanomeria elata R. F. Hoover 1946-8-26 6351 San Luis Obispo Los Osos Valley Comment
  OBI15431  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1966-9-12 9977 San Luis Obispo Just N of Hidden Valley Hot Springs Comment
  OBI39054  Stephanomeria exigua subsp. carotifera David J. Keil 1984-7-20 18303 San Luis Obispo Along hwy 101 between Santa Margarita and Atascadero Comment
  CAS-BOT-BC375902  Stephanomeria virgata Ernest C. Twisselmann 1954-7-24 1466 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon, eastern San Luis Obispo County. (Near Twisselmann Ranch Mail-box.) 658 Comment
  RSA463082  Stephanomeria virgata Lyman Benson 1936-9-8 7994 San Luis Obispo Paso Robles. Mt range: South Coast; watershed: Salinas River. 335 Comment
  OBI59016  Stipa cernua David J. Keil 1998-6-1 27581 San Luis Obispo E of Templeton on Lowes Canyon Rd., 1 mile from junction with Cross Canyon Rd. Comment
  OBI57054  Stipa coronata Frederic Hrusa 1993-5-21 11041 San Luis Obispo Huasna area. Along road to Stony crk approx 2 km beyond Huasna townsite 600 Comment
  OBI22269  Stipa lepida Robert F. Hoover 1969-6-23 11389 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI76951  Stipa miliacea var. miliacea D. R. Miller 2011-12-21 1211 .1008 San Luis Obispo Rocky Butte/Pine Mt Region. Cole Ranch, near main deck, Marmolejo crk drainage. 771 Comment
  OBI30914  Stipa pulchra Julie M. Vanderwier 1979-4-20 145 San Luis Obispo Indian Knob Tar Sands Comment
  OBI22287  Stipa speciosa Robert F. Hoover 1967-4-1 10329 San Luis Obispo Canyon in Temblor Range nera N end of Elkhorn Plain Comment
  SBBG112835  Streptanthus albidus subsp. peramoenus C. B. Hardham 1956-4-28 584 San Luis Obispo Graves Stream, Paradise Valley Comment
  UC1296276  Streptanthus albidus subsp. peramoenus R. F. Hoover 1949-5-19 7712 San Luis Obispo San Simeon Creek Comment
  UCSC000325  Streptanthus glandulosus I. J. Condit 2008-3-27 s.n. San Luis Obispo Poly Canon, North hillside Comment
  OBI66586  Streptanthus glandulosus subsp. glandulosus D. R. Miller 1994-6-1 694 -345 San Luis Obispo Pine Mt Region. S slope of Pine Mt on the Pine Mt trl; Pico crk drainage 914 Comment
  OBI15392  Stylocline gnaphaloides Robert F. Hoover 1947-3-26 6748 San Luis Obispo Price Cyn (just S of) Comment
  UC2027249  Stylocline masonii David Keil with Jason Dart and Meg Perry 2010-4-27 30720 San Luis Obispo La Panza Mountains. South side of Highway 58, 0.4 miles west of Shell Creek Road Comment
  CAS-BOT-BC423002  Stylomecon heterophylla Ernest C. Twisselmann 1958-5-12 4459 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Scarp: canyon above the Van Matre Ranch 792 Comment
  SBBG43003  Suaeda californica L. W. Edge 1971-10-6 San Luis Obispo Morro Bay State Park Comment
  SBBG81866  Suaeda californica D. Keil 1983-11-19 18050 San Luis Obispo Sweet Springs, Baywood Park, S end of Morro Bay Comment
  OBI53292  Symphoricarpos albus var. laevigatus Lynne Dee Oyler 1986-2-22 312 San Luis Obispo American Canyon blue oak study site in deer exclosure. Los Padres NF. S1/2, SW 1/4, sec 28, R16E, T30S, MDBM Comment
  CAS-BOT-BC237057  Symphoricarpos mollis L. R. Abrams 1917-6-10 6507 San Luis Obispo Atascadero Comment
  UCR118184  Symphoricarpos mollis George K. Helmkamp, E. A. Helmkamp 2000-9-2 5980 San Luis Obispo Irish Hills, See Canyon (S portion), c. 1.8 mi north of San Luis Bay Drive (N of Avila Beach) 91 Comment
  CAS-BOT-BC99116  Symphyotrichum chilense Ernest C. Twisselmann 1969-11-28 16357 San Luis Obispo Temblor Range and the Western San Joaquin Valley - Loffaly Spring, hills at the head of Palo Prieta Canyon 640 Comment
  OBI6645  Symphyotrichum chilense Greg Hassen 1975-11-7 68 San Luis Obispo Poly Cyn, Botanical garden area on E slope near water drainage area Comment
  CAS-BOT-BC98359  Symphyotrichum subulatum var. parviflorum R. F. Hoover 1948-10-8 7556 San Luis Obispo Between Mt. San Luis and Mt. Bishop Comment
  OBI59294  Symphyotrichum subulatum var. squamatum David J. Keil 2001-6-26 29622 San Luis Obispo Arroyo Grande, 0.7 mile north from US 101 along Oak Park Blvd., 0.2 mile south from junction with Old Oak Park Road and Noyes Road. Comment
  OBI69808  Systenotheca vortriedei D. R. Miller 1993-5-15 593 -9 San Luis Obispo Pine Mt region. Down Tobacco Ridge rd just above Cline cabin 549 Comment
  CDA34889  Taeniatherum caput-medusae David J. Keil 2000-5-31 28788 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 8.5 miles east from the junction with Highway 1. 0 Comment
  UCR148810  Tamarix aphylla G. Fred Hrusa, L. Saslaw 2001-4-12 15781 San Luis Obispo Inner South Coast Range, Carrizo Plain National Monument, at old ranch house below Torvar Ranch; low flat to east of Soda Lake Rd 591 Comment
  OBI15379  Taraxacum officinale F. Rush May1956 136 San Luis Obispo Mt. SLO Comment
  UCSB4480  Taraxia ovata Newby, Ron 1959-4-11 San Luis Obispo About 13 Miles N. of Morro Bay; .4 miles off Hyway 1; on the road to Cambria Pines (County road); on the corner of Olan Rd Comment
  UC1122948  Tauschia hartwegii C. A. Graham 1938-4-6 278 San Luis Obispo 0.2 mi ne Bee Rock; Bradley Quadrangle Comment
  OBI8737  Tauschia hartwegii Robert F. Hoover 1964-4-13 8696 San Luis Obispo Two mi S of Atascadero, W of hwy 101, near base of shale hill Comment
  UCSB12098  Tetrapteron graciliflorum Breedlove, Dennis 1962-3-29 San Luis Obispo on the Carrizo Plain; 2 miles west of Simmler 640 Comment
  OBI31032  Thalictrum fendleri Julie M. Vanderwier 1979-8-15 184 San Luis Obispo Indian Knob Tar Sands Comment
  OBI10558  Thalictrum fendleri Robert F. Hoover 1967-6-5 10624 San Luis Obispo Arroyo Grande just below confluence of Lopez Cyn (dam site) Comment
  CAS-BOT-BC399837  Thalictrum polycarpum R. F. Hoover 1946-6-16 6160 San Luis Obispo East slope of La Panza Range, on a branch of Navajo Creek Comment
  OBI5560  Thermopsis californica var. californica Sharon Jochums 1974-4-3 86 San Luis Obispo W of hwy 1 N of San Simeon Point Comment
  RSA0039401  Thermopsis californica var. californica LeRoy Gross, Evan Meyer 2014-4-15 6226 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  OBI12734  Thermopsis californica var. californica A. Ahmad 1963-4-23 37 San Luis Obispo Nipomo Mts Comment
  CDA16871  Thysanocarpus curvipes G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  JEPS54129  Thysanocarpus curvipes W. L. Jepson 1920-4-7 8439 San Luis Obispo San Miguel 189 Comment
  SBBG112807  Thysanocarpus curvipes C. B. Hardham 1962-4-16 9001 San Luis Obispo Pozo, Hi Mtn Comment
  UC455302  Thysanocarpus curvipes I. J. Condit 1910-3-31 San Luis Obispo Carisa Plains Comment
  UC1127057  Thysanocarpus laciniatus C. M. Belshaw 1936-3-18 1641 San Luis Obispo 2.9 mi ssw Adams Ranch (nw of Plot #9); Nipomo Quad., ssw of Adams Ranch Comment
  OBI55242  Thysanocarpus laciniatus Greg Frugolli 1997-4-15 56 San Luis Obispo Quail rd (0.5 mi from Black Mtn rd), La Panza range, Los Padres NF (hwy 58 burn area) 701 Comment
  CAS-BOT-BC169229  Toxicodendron diversilobum Alice Eastwood 1926-4-28 13623 San Luis Obispo Cambria Comment
  CAS-BOT-BC169240  Toxicodendron diversilobum R. F. Hoover 1966-4-21 9834 San Luis Obispo Cal Poly campus near mouth of Poly Canyon Comment
  SBBG133086  Toxicoscordion fontanum D. Keil, T. Teed, M. Uchida 2001-6-15 29565 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  CDA7714  Tragopogon porrifolius David J. Keil 1999-5-27 28358 San Luis Obispo Along Highway 58 in middle of town, Santa Margarita.. 0 Comment
  OBI29886  Tragopogon porrifolius Kristin Bryan & Carol Radike, Carol Radike 1980-6-8 5 San Luis Obispo Along rd to Santa Margarita just W of turnoff to Las Pilitas Rd Comment
  UC1137563  Trichostema lanatum T. M. Hendrix 1937-6-3 247 San Luis Obispo 3.4 mi SSW of Navajo; San Luis Obispo 792 Comment
  CAS-BOT-BC220831  Trichostema lanatum Roxana S. Ferris 1939-6-2 9766 San Luis Obispo 13 miles west of Paso Robles on the Paso Robes-Adelaida road, Santa Lucia Mountains Comment
  RSA0027868  Trichostema lanceolatum Greg Wilvert 2005-7-20 498 San Luis Obispo Southeast half of the Caliente Range: 1.1km NW of Semper Spring. 927 Comment
  OBI13435  Trichostema lanceolatum Neil Havlik 1968-11-11 284 San Luis Obispo Salinas River on the property of Rancho Avenales, about 6.5 mi from Pozo. (Near the mouth of Douglas Cyn) Comment
  OBI31316  Trichostema lanceolatum Joy Nishida 1982-8-12 512 San Luis Obispo American Cyn. 1.8 mi S of Campground on roadside 488 Comment
  RSA0035130  Trientalis latifolia A. L. Haines 1973-5-19 s.n. San Luis Obispo Santa Rita Creek, Santa Lucia Range. 304 Comment
  SBBG67185  Trifolium albopurpureum M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  POM97314  Trifolium albopurpureum Philip A. Munz 1926-4-8 10163 San Luis Obispo Paso Robles Comment
  UC1285150  Trifolium barbigerum R. F. Hoover 1952-4-8 8069 San Luis Obispo 1 mi w Pozo Comment
  OBI64858  Trifolium bifidum David J. Keil, with Tina Teed and Lisa Andreano 2001-5-8 29421 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  OBI42772  Trifolium bifidum var. decipiens David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15974 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
  OBI47115  Trifolium bifidum var. decipiens Lynne Dee Oyler 1986-5-6 451 a San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch Comment
  OBI79172  Trifolium ciliolatum David J. Keil, with Matt Ritter, Dan Sinton, et al. 2012-4-12 31258 San Luis Obispo Avenales Ranch, south of Pozo along Avenales Ranch Road 526 Comment
  OBI79575  Trifolium ciliolatum David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31601 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  SBBG95631  Trifolium ciliolatum D. Keil with V. L. Holland 1986-5-26 19577 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  UCSB17691  Trifolium dichotomum Hardham, Clare 1961-4-17 San Luis Obispo Mt. Pine north of Cambria 914 Comment
  CDA43312  Trifolium dubium David J. Keil, M. Matina 2010-5-31 30793 San Luis Obispo Western slope of Santa Lucia Mountains. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI74589  Trifolium dubium David J. Keil, with Mike Mattina 2010-5-31 30807 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  SBBG118056  Trifolium dubium M. Wetherwax, E. Painter 2000-4-19 CR 25 San Luis Obispo near W Perimeter Rd, ca. 1.5 air km NW of intersection with Generals Rd; Camp Roberts 220 Comment
  OBI73296  Trifolium fragiferum David J. Keil 2000-5-24 28739 San Luis Obispo Comment
  IRVC29192  Trifolium fragiferum G. K. Helmkamp, E. A. Helmkamp 2004-8-14 8781 San Luis Obispo junction of Thompson Rd. and Mehlschau Rd., NE of Nipomo Central Coast 107 Comment
  SBBG18137  Trifolium fucatum C. B. Hardham 1960-4-2 5320 San Luis Obispo St Hwy 41, along Santa Rosa Crk Comment
  CDA15103  Trifolium gracilentum G. F. Hrusa 1998-3-28 14185 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Slopes above headwaters of Bitterwater Ck. Hills immed. to S of Elkhorn Grade Rd. Comment
  HSC91536  Trifolium gracilentum Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro Comment
  OBI54143  Trifolium gracilentum David J. Keil, Kathleen Keil 1995-4-15 24913 San Luis Obispo Shell Creek Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  UC1130039  Trifolium gracilentum W. A. Peterson 1937-4-16 696 San Luis Obispo 3.4 mi nw Mustang Spring; La Panza quad 685 Comment
  OBI62725  Trifolium gracilentum Jason Dart 2002-5-6 153 San Luis Obispo Santa Margarita Ranch Comment
  OBI27174  Trifolium hirtum Thomas Burrows 1980-5-3 42 San Luis Obispo Reservoir Cyn 168 Comment
  OBI42320  Trifolium microcephalum David J. Keil 1986-5-31 19627 San Luis Obispo Los Osos-Baywood Park area. Undeveloped area between end of Martingale Ave and Eto Lake Comment
  UCSB69394  Trifolium microdon Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 50 feet from access road, 450 feet from back dune. 3 Comment
  OBI69529  Trifolium obtusiflorum David J. Keil, with V. L. Holland 2008-6-12 30540 San Luis Obispo Ca. 2 miles east of Santa Margarita, ca. 0.5 road mile south of junction with Highway 58 along Digger Pine Road. Comment
  OBI72839  Trifolium repens Brian Barrett 1980-11-11 4 San Luis Obispo 1172 Peach St Lawn, San Luis Obispo 122 Comment
  UC1583667  Trifolium variegatum David Keil with Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16999 San Luis Obispo along ridge system (betw Arroyo de la Cruz and Arroyo del Oso) Comment
  OBI75559  Trifolium variegatum var. major Robert F. Hoover 1967-4-12 10421 San Luis Obispo Upper Arroyo Grande Comment
  POM28358  Trifolium variegatum var. melananthum Marcus E. Jones 1882-5-6 7469 San Luis Obispo San Luis Obispo. Comment
  OBI12638  Trifolium willdenovii Russell Gorman 1956-5-17 63 San Luis Obispo Los Berros Cyn approx. 4 mi N of Nipomo Comment