Search Results — 2000 specimen records retrieved (1158 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI66640  Abies bracteata D. R. Miller 1996-1-24 196 -606 San Luis Obispo Pine Mt Region. In the Marmolejo crk narrows area in the extream western corner of study area 350 Comment
  OBI28433  Abronia latifolia Karin Long 1982-4-3 s.n. San Luis Obispo The secondary dunes - Morro Bay Sand spit at the S end of Shark Inlet Comment
  OBI57946  Abronia latifolia Austin P. Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Arroyo de la Cruz. E slope of low dunes nearing S end of sandunes at Pt. Sierra Nevada at mouth of Arroyo de la Cruz, ca midway back Comment
  OBI35413  Abronia maritima Helen Jones 1982-8-7 75 San Luis Obispo Piedras Blancas Point Comment
  SEINET10924521 Image available Abronia minor Edward Palmer 1876-7-10 Palmer 521 San Luis Obispo M [?], 25 m. N.E. of San Luis Obispo, California. Comment
  SBBG1863  Abronia umbellata C. B. Hardham 1959-5-21 4595 San Luis Obispo Arroyo de la Cruz Comment
  OBI60489  Abronia umbellata var. umbellata Larry Kelly, David J. Keil 1988-10-1 270 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI78314  Abronia umbellata var. umbellata Unknown 1964-2-28 69 San Luis Obispo At head of Morro Bay Comment
  OBI47454  Acer macrophyllum David J. Keil, Art Webster 1984-4-29 18179 San Luis Obispo Lopez Wilderness Area Comment
  RSA522500  Acer macrophyllum David J. Keil, Melissa Luckow 1982-3-7 15694 San Luis Obispo Between Santa Margarita and Cuesta summit along US 101, at turnout to bicycle path just north of Cuesta summit. Comment
  OBI17146  Achillea millefolium Robert F. Hoover 1965-10-1 9698 San Luis Obispo Cuesta-by-the-sea, S shore of Morro Bay Comment
  OBI28510  Achillea millefolium David J. Keil, Eric Wise 1982-7-2 16279 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black Lake cyn trl Comment
  OBI54153  Achillea millefolium David J. Keil, Kathleen Keil 1995-4-15 24901 San Luis Obispo Shell Creek Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI66849  Achillea millefolium David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29606 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
  OBI35495  Achillea millefolium S. M. Inman 1983-5-14 47 San Luis Obispo Pecho Study Site. 1/2 mi S on Pecho Valley Rd past the jctn of Pecho Rd. Rt on dirt rd after 'deer' sign 49 Comment
  OBI62521  Achillea millefolium L. D. Oyler 1990-6-12 1179 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  CAS-BOT-BC210602  Achnatherum coronatum Ernest C. Twisselmann 1956-6-7 2897 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Wilkinson Canyon, San Juan Hills, eastern San Luis Obispo County 472 Comment
  CAS-BOT-BC29740  Achyrachaena mollis Eben McMillan 1953-5-8 145 San Luis Obispo E. McMillan Ranch, Choice Valley Comment
  OBI37656  Achyrachaena mollis David J. Keil, Dirk Walters 1980-4-10 13766 San Luis Obispo E of Soda Lake Rd 0.2-1 mi on dirt rd ca 3.5 mi S of hwy 58 Comment
  OBI34025  Acmispon americanus var. americanus Mark Schneider 1974-8-1 s.n. San Luis Obispo Just before second bridge on hwy 58 past Santa Margarita Comment
  SD251226  Acmispon americanus var. americanus J. Clark, M. Petroelje 1998-6-29 San Luis Obispo Camp San Luis Obispo. Training Area U, LCTA Plot 320. 299 Comment
  OBI13020  Acmispon brachycarpus Eben McMillan 1952-6-19 156 San Luis Obispo 8 mi S of Soda Lake, Carissa Plains Comment
  OBI26146  Acmispon cytisoides David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier et al 1980-5-18 14037 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
  SBBG118610  Acmispon glaber M. Wetherwax, E. Painter 2001-3-21 SLO 185 San Luis Obispo W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  OBI13004  Acmispon glaber var. glaber Robert F. Hoover 1966-4-20 9826 San Luis Obispo 5 mi E of Creston on La Panza rd Comment
  OBI13190  Acmispon heermannii var. heermannii Robert F. Hoover 1965-6-20 9447 San Luis Obispo Just N fo Oso Flaco Lake Comment
  HSC91518  Acmispon heermannii var. orbicularis Susan H. Bicknell 1988-11-22 San Luis Obispo Montano de Oro State Park Comment
  SBBG93904  Acmispon junceus S. A. Junak, T. J. Ayers 1989-7-14 4121 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
  OBI56424  Acmispon junceus var. biolettii David J. Keil, Rhonda Riggins 1987-5-11 20155 San Luis Obispo Cuesta Ridge E, ca 6.7 mi from jctn with US 101 along Cuesta Ridge Rd 792 Comment
  OBI35436  Acmispon junceus var. junceus Melody Dickens 1980-4-16 10 San Luis Obispo Morro rock, Morro Bay Comment
  SBBG94137  Acmispon maritimus var. maritimus T. J. Ayers, S. Junak 1989-6-22 761 San Luis Obispo powerline rd 0.3 mi SW of intersection with Tassajara Crk Rd, intersection is 1.8 mi W of Hwy 101 Comment
  JEPS114121  Acmispon strigosus J. Clark, M. Petroelje 1998-4-22 San Luis Obispo Camp San Luis Obispo. Ca. 2.3 miles N on Chorro Creek Road from California Mens Colony, Training Area X, LCTA Plot 330. Comment
  OBI44834  Acmispon strigosus David J. Keil 1985-3-31 18504 San Luis Obispo Calf Cyn area along Calif Rte 58 halfway between Park Hill rd and hwy 229 Comment
  SBBG34845  Acmispon strigosus Mrs. R. W. Summers 1886-3-9 San Luis Obispo lower eastern slope, San Luis Mtn Comment
  SBBG34000  Acmispon strigosus L. S. Rose 1969-4-14 69025 San Luis Obispo 10 mi SW of Shandon, Shell Cyn 426 Comment
  OBI13015  Acmispon wrangelianus Robert F. Hoover 1950-4-21 7847 San Luis Obispo Between Morro Bay and Cayucos S of Toro Crk Comment
  SEINET7838466  Acmispon wrangelianus R. R. Halse 2012-3-26 8425 San Luis Obispo Along State Hwy. 1, ca. 2.7 miles north of San Simeon, just south of the turnoff to the Hearst Castle; ca. 6 miles north of Cambria. 10 Comment
  OBI27345  Acourtia microcephala Robert L. Allen, Nancy E. Arnold 1981-5-17 301 San Luis Obispo Chaparral area burned on 31 July, 1980. CDF fire no. 53-265. 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza mts 305 Comment
  UC455518  Acourtia microcephala I. J. Condit 1908-6-30 San Luis Obispo Cuesta Cuesta Comment
  UC453991  Adenostoma fasciculatum Unangst 1906-5-17 San Luis Obispo Oak Park Comment
  RSA0037302  Adenostoma fasciculatum var. fasciculatum LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6480 San Luis Obispo La Panza Range: Northern end of the Machesna Mountain Wilderness. Pine Mountain area, off Forest Service Road 30S17.2., Near 35.32621N 120.23949W, along trail pass Castle Crags. Stopped at the southern end of a knoll. Near 35.31575N 120.22483W. 968 Comment
  UCR119244  Adiantum jordanii George K. Helmkamp, E. A. Helmkamp 1998-6-30 4218 San Luis Obispo Coast Ranges, Irish Hills 343 Comment
  UC1969554  Aegilops triuncialis David Keil 2000-5-31 28790 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 8.5 miles east from junction with Highway 1. Comment
  UC716279  Agastache urticifolia Roxana S. Ferris 1939-6-16 9781 San Luis Obispo on Dover Canyon road Jack Creek bridge (Santa Lucia Mountains); , Jack Creek bridge Comment
  JEPS26360  Ageratina adenophora Ernest C. Twisselmann 1959-4-10 5030 San Luis Obispo see canyon Irish Hills 106 Comment
  OBI79573  Agoseris grandiflora David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31603 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  OBI31572  Agoseris heterophylla var. cryptopleura Joy Nishida 1982-5-29 397 San Luis Obispo American Cyn. .4 mi S of campground at base of grassy slope 518 Comment
  UC1125476  Agoseris heterophylla var. cryptopleura H. C. Lee 1937-5-20 958 San Luis Obispo 2 1/2 mi nw of Limmie School; Paso Robles Quadrangle 289 Comment
  OBI66847  Agrostis exarata David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29608 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  OBI66987  Agrostis exarata David J. Keil 2000-6-28 28826 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  UCD51762  Agrostis hooveri G. F. Hrusa 1995-5-28 12229 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area; E side of Cuesta Pass, Los Padres National Forest, immed. WNW of Peak 2. Peak 2 is mappped in report submitted to USFS. 600 Comment
Read comments
May 19 2007
  OBI75681  Agrostis hooveri Robert F. Hoover 1948-6-29 7549 San Luis Obispo Summit on road between Arroyo Grande and Huasna district Comment
  CAS-BOT-BC138962  Agrostis pallens R. F. Hoover 1947-7-16 7306 San Luis Obispo Price Canyon. Comment
  OBI66507  Agrostis pallens David J. Keil 1985-6-19 18873 San Luis Obispo Hills S of Los Osos. Comment
  SBBG117542  Ailanthus altissima E. Painter, M. Wetherwax 2000-6-13 SLO 153 San Luis Obispo near abandoned homestead between N base of first ridge W of Cerro Romualdo and Poison Oak Crk; Camp San Luis Obispo 100 Comment
  OBI58946  Alisma triviale David J. Keil, with Kathleen A. Keil 1998-5-26 27424 San Luis Obispo Santa Margarita. Hwy 58 0.2 miles E of railroad tracks. Comment
  UCSB38743  Allenrolfea occidentalis Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Junction of roads at SE end of Soda Lake, SE of California Valley, 30.8 mi. NW of junction of Westside Hwy. and Soda Lake Rd., Carrizo Plain Comment
  CAS-BOT-BC468969  Allium diabolense Ernest C. Twisselmann 1969-5-7 15221 San Luis Obispo Palo Prieta Canyon, Temblor Range, Western San Joaquin Valley 563 Comment
  UC54843  Allium haematochiton Mrs. R. W. Summers 1886-5-15 San Luis Obispo Comment
  OBI21233  Allium haematochiton Edward R. Mattson 1950-5-5 s.n. San Luis Obispo Hill E of Poly campus (SLO) Comment
  OBI32255  Allium hickmanii David J. Keil 1981-4-11 14339 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  SEINET8467202 Image available Allium hickmanii David Keil, V. L. Holland, Rhonda Riggins, et al. 1982-1 15878 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  SEINET8467204 Image available Allium hyalinum Robert J. Rodin 1962-3-30 6837 San Luis Obispo Vicinity of Knights Ferry in Sierra Nevada foothills. Comment
Read comments
May 3 2018
  UC1392965  Allium lacunosum R. F. Hoover 1969-6-23 11388 San Luis Obispo ridge nw Cuesta Pass Comment
  CAS-BOT-BC472719  Allium lacunosum var. lacunosum R. F. Hoover 1964-6-6 8945 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  RSA0019326  Allium peninsulare var. peninsulare Greg Wilvert 2005-5-4 388 San Luis Obispo Southeast half of the Caliente Range: Near Quail Spring Reservoir. 983 Comment
  RSA163858  Allophyllum divaricatum Clare B. Hardham 1962-5-6 10074 San Luis Obispo Santa Lucia Mountains: Franklin creek west of Adelaida. Comment
  UC1583765  Allophyllum glutinosum David Keil with Rhonda Riggins and Michael Stiles 1987-5-17 20166 San Luis Obispo Cuesta East ca. 1/2 mi. down from trailhead Lopez Canyon Trail; Los Padres Nat'l Forest Comment
  OBI77246  Amaranthus albus David J. Keil 1977-8-21 12497 San Luis Obispo Ca. 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  UCD97468  Amaranthus deflexus Ernest C. Twisselmann 1963-9-14 8977 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch. 670 Comment
  OBI52729  Amaranthus powellii David J. Keil, with V. L. Holland 1991-8-22 22576 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
  RSA302136  Amaranthus retroflexus E. C. Twisselmann 1971-8-12 18067 San Luis Obispo Templeton 274 Comment
  OBI71941  Ambrosia acanthicarpa George Butterworth 2009-11-5 762 San Luis Obispo Chimineas. Cuyama River, Oakey 495 Comment
  CDA42072  Ambrosia acanthicarpa G. F. Hrusa 1993-5-2 11020 San Luis Obispo 200 meters N of Niblick Rd. Bridge over Salinas River. 0 Comment
  OBI17113  Ambrosia acanthicarpa Robert F. Hoover 1966-9-12 9981 San Luis Obispo Bed of Santa Maria River n of Santa Maria Comment
  OBI38208  Ambrosia acanthicarpa Eric Wise 1981-10-23 1319 San Luis Obispo Sinton South Pond on Shell Crk rd 6.4 mi N of hwy 58 Comment
  UC1321335  Ambrosia acanthicarpa R. F. Hoover 1966-9-12 9982 San Luis Obispo n of, (bed of Santa Maria River) Santa Maria; Santa Maria River Comment
  UC1284976  Ambrosia chamissonis R. F. Hoover 1947-7-21 6241 San Luis Obispo n end, on sand-dunes Morro Bay Comment
  UC1321279  Ambrosia psilostachya R. F. Hoover 1966-9-21 9996 San Luis Obispo se of Nipomo; Nipomo Creek Comment
  UC547733 Image available Amelanchier pallida I. J. Condit 1808-3-7 San Luis Obispo Avila Comment
Read comments
Jan 2 2019
  OBI10232  Amelanchier utahensis Robert F. Hoover 1950-6-5 7980 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI81465  Ammophila arenaria Val King, Molly, Shelby, Jackson, Jack 2015-11-7 8 San Luis Obispo Oceano Dunes trail; just east of open beach Comment
  SBBG88507  Ammophila arenaria C. F. Smith 1965-11-7 9116 San Luis Obispo W of Oso Flaco Lake, N of Guadalupe Comment
  RSA121732  Amorpha californica H. C. Lee 1936-5-15 15619 San Luis Obispo 1 mile S.E. of Lmoa Pelona School. 198 Comment
Read comments
May 19 2013
  UC454657  Amorpha californica var. californica I. J. Condit 1908-5-31 San Luis Obispo Trout Creek Comment
  CDA13622  Amsinckia douglasiana G. F. Hrusa, T. D. Wilfred 1997-3-24 13657 San Luis Obispo Carrizo Plain; approx. 4 miles S of Hwy 41 on Bitterwater Valley Rd. Comment
  UCD118930  Amsinckia douglasiana Francia Chisaki; Peter Kamb 1952-4-4 2193 San Luis Obispo San Luis Obispo County: 0.9 mile by road E of La Panza. 533 Comment
  UC52295  Amsinckia eastwoodiae Mrs. R. W. Summers 1882-3-9 587 San Luis Obispo Ocean Bluffs Comment
  OBI75809  Amsinckia intermedia Al Lindholm 1967-4-23 190 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. 1/2 mile southeast of Geode Mountain. Comment
  UCR140404  Amsinckia intermedia George K. Helmkamp 2004-2-17 8293 San Luis Obispo Central Coast, SE of Oceano along Halcyon Rd, 0.2 mi east of Mesa View Dr (Calif. Hwy 1) 76 Comment
  CDA26786  Amsinckia intermedia Beth Waterbury 1983-4-9 17 San Luis Obispo Highway 58, 1.5 miles east of Avenales Wildlife Area, growing on gentle southern slope with a mixture of other annuals. 0 Comment
  UC1191047  Amsinckia intermedia Francia Chisaki 1957-4-2 919 San Luis Obispo junction of Hwy 101 with road to Nipomo Mesa at Nipomo Comment
  UCSB18472  Amsinckia intermedia Fisher, Michael 1964-4-18 San Luis Obispo 3 feet N of Cholame Valley Road, 5 miles from junction with U.S. Highway 66 213 Comment
  RSA713430  Amsinckia lycopsoides Daisie Huang 2006-3-19 60319 -6 San Luis Obispo roadside of 58-E, east of 101. Sunny flat, gravelly soil. 492 Comment
  OBI57006  Amsinckia menziesii David J. Keil 1998-4-14 26724 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  JEPS34351  Amsinckia spectabilis Rimo Bacigalupi and L. R. Heckard 1963-4-21 8826 San Luis Obispo n of mouth of Hazard Canyon (at s end of Morro Bay); Morro Bay 30 Comment
  RSA195784  Amsinckia spectabilis E. C. Twisselmann 1967-4-27 12902 San Luis Obispo Mesa just north of San Simeon Beach State Park. 9 Comment
  OBI72635  Amsinckia spectabilis var. microcarpa Wendy Thackery 2002-3-7 30 San Luis Obispo Elfin Forest, Los Osos 24 Comment
  UCR67904  Amsinckia spectabilis var. microcarpa C. F. Smith 1951-4-19 3038 San Luis Obispo Central Coast, mesa north of Guadalupe 30 Comment
  OBI20657  Amsinckia spectabilis var. spectabilis Robert F. Hoover 1948-4-14 7451 San Luis Obispo Near Piedras Blancas Point Comment
  SBBG103412  Amsinckia tessellata E. R. Blakley 1986-3-2 San Luis Obispo Soda Lake Comment
  SBBG82164  Amsinckia tessellata C. F. Smith 1950-4-27 2678 San Luis Obispo about ranch headquarters of Pinole Land and Cattle Company SW of Yeguas Mtn Comment
  SBBG15550  Amsinckia tessellata D. E. Breedlove 1962-3-29 2094 San Luis Obispo 8.6 mi W of Simmler 548 Comment
  UCR131347  Amsinckia tessellata var. tessellata George K. Helmkamp, E. A. Helmkamp 1999-5-22 4899 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  OBI20686  Amsinckia vernicosa Robert F. Hoover 1950-4-2 7782 San Luis Obispo W branch of Fernandez Crk, just above La Panza - Creston rd Comment
  UC1285000  Amsinckia vernicosa var. vernicosa R. F. Hoover 1952-4-10 8099 San Luis Obispo 9 mi e of Creston Comment
  OBI49569  Anthoxanthum occidentale Robert F. Hoover 1964-6-7 8980 San Luis Obispo Lower cyn of San Carpoforo Crk Comment
  OBI56780  Antirrhinum kelloggii David J. Keil 1986-4-13 19186 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd S side of hwy Comment
  OBI53168  Antirrhinum kelloggii Steven A. Junak 1978-4-8 M- 50 San Luis Obispo Lower Coon Crk Trl. San Luis Range Comment
  OBI31173  Antirrhinum multiflorum Julie M. Vanderwier 1979-5-19 161 San Luis Obispo Indian Knob Tar Sands Comment
  OBI75788  Antirrhinum multiflorum Al Lindholm 1967-4-10 177 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. 1/2 mile southeast of Geode Mountain. Comment
  CDA34840  Antirrhinum orontium David J. Keil 1998-6-15 27836 San Luis Obispo Hwy 46 between Paso Robles and Cambria, 0.5 miles east of junction with Old Creek Rd., just west of junction with Apple Rd. Comment
  CAS-BOT-BC237911  Antirrhinum ovatum William M. Longhurst 1949-5-20 s.n. San Luis Obispo One mile east-northeast of Poso Ortega Comment
  OBI9728  Antirrhinum ovatum Robert F. Hoover 1949-6-4 7745 San Luis Obispo 5 mi S of jctn of Bitterwater Crk Rd with Cholame-Simmler Rd Comment
  CDA24195  Aquilegia eximia T. C. Fuller 1962-7-19 9242 San Luis Obispo Perfumo Canyon Road, 1.7 miles west of junction with Los Osos Valley Road, ca. 6 miles southwest of San Luis Obispo. 0 Comment
  OBI79918  Arbutus menziesii David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31874 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co; 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.). 400 Comment
  UC52271  Arceuthobium campylopodum Rev. R. W. Summers 1886-10-7 926 San Luis Obispo near El Paso de Robes Comment
  JEPS98891  Arctostaphylos Clare Hardham 1966-2-26 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC23530  Arctostaphylos crustacea Clare B. Hardham 1959-5-23 4643 San Luis Obispo Islay Canyon, Pecho Mts. Comment
  RSA201647  Arctostaphylos cruzensis Robert F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just south of), Comment
  UC1731202  Arctostaphylos cruzensis Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13706 San Luis Obispo Irish Hills, PG& E Diablo Canyon Nuclear Power Plant facility site, ridge just South of lower Coon Creek 106 Comment
Read comments
Dec 24 2016
  UCD50484  Arctostaphylos cruzensis Roman Gankin; W. R. Hildreth 1967-10-11 1116 San Luis Obispo Ridge north of Arroyo de los Chinos, 1/4 mile east of State Route 1, ca. 9 miles north of San Simeon. Comment
  CAS-BOT-BC25033  Arctostaphylos cruzensis Gary D. Wallace 1974-12-7 1332 San Luis Obispo On Hearst Ranch property, N facing slope of S side of the flat-bottomed Arroyo de la Cruz. 30 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
  OBI31329  Arctostaphylos glandulosa subsp. cushingiana Joy Nishida, David J. Keil 1982-1-23 203 San Luis Obispo American Canyon 512 Comment
  OBI14689  Arctostaphylos glandulosa subsp. glandulosa Robert F. Hoover 1963-10-26 8607 San Luis Obispo Trail to Machesna Mt, La Panza range Comment
  UC1120121  Arctostaphylos glandulosa subsp. glandulosa B. Bolt 1935-1-16 551 San Luis Obispo 1/2 mi e Cuesta Pass; Santa Barbara National Forest, San Luis Obispo Quadrangle Comment
  UC1120184  Arctostaphylos glandulosa subsp. glandulosa H. C. Lee 1936-5-26 625 San Luis Obispo 3/4 mi s Avenales; Santa Barbara National Forest, Nipomo Quadrangle Comment
  UC1120289  Arctostaphylos glandulosa subsp. glandulosa A. E. Wieslander 1935-3-29 537 San Luis Obispo La Panza Range La Panza Quadrangle Comment
  RSA43167  Arctostaphylos glandulosa subsp. glandulosa Robert F. Hoover 1946-10-26 6529 San Luis Obispo Summits above (SE of ) Cuesta Pass. Comment
  RSA43169  Arctostaphylos glandulosa subsp. glandulosa Robert F. Hoover 1946-10-26 6530 San Luis Obispo Summit above (se. of) Cuesta pass. Comment
  UC549417  Arctostaphylos glandulosa subsp. glandulosa J. E. Adams 1935-2-24 991 San Luis Obispo peak w Cuesta Pass Comment
  CDA17639  Arctostaphylos glauca Austin Griffiths, Gaylord Jones, T. Gaskin, G. Ruggerone 1984-1-15 s.n. San Luis Obispo South Coast Ranges; Along E edge of South Trail, Pozo Summit, ca. 1/2 way to first pine grove. 792 Comment
  OBI14670  Arctostaphylos hookeri subsp. hookeri A. Ahmad 1963-4-26 18 San Luis Obispo 4 mi NE San Luis Obispo on hills Comment
  RSA632959  Arctostaphylos luciana Jon E. Keeley, Melanie Baer-Keeley 1993-9-3 24348 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  OBI14625  Arctostaphylos morroensis Robert F. Hoover 1964-1 San Luis Obispo Comment
  UCD52476  Arctostaphylos morroensis Beryl O. Schreiber 1938-10-7 2555 San Luis Obispo 1/2 mile N. of Hazard Program. 76 Comment
  CHSC46005  Arctostaphylos obispoensis L. P. Janeway; Steve Webster 1989-1-20 3168 San Luis Obispo Along West Cuesta Ridge Rd 0.25 mi W of Hwy 101 at Cuesta Pass. 487 Comment
  CAS-BOT-BC39826  Arctostaphylos obispoensis R. F. Hoover 1947-1-18 6596 San Luis Obispo Steiner Creek Comment
  JEPS99289  Arctostaphylos obispoensis Clare B. Hardham 1956-3-10 204 San Luis Obispo N of San Luis Obispo (Cuesta Grade); Santa Lucia Mountains Comment
  RSA123386  Arctostaphylos obispoensis R. St. John 1932-11 324 San Luis Obispo Pine Mountain. 822 Comment
  UC410487  Arctostaphylos obispoensis Alice Eastwood 1928-5-19 13125 San Luis Obispo hills above Chorro Creek; ; above Chorro Creek, San Luis Obispo Co. Comment
  OBI14736  Arctostaphylos osoensis Robert F. Hoover 1959-5-23 8508 San Luis Obispo Low ridge bordering Los Osos Valley on NE Comment
  OBI66776  Arctostaphylos pechoensis Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo Hibbard Nature Preserve. First overlook, 1.8 mi in from road Comment
  OBI71473  Arctostaphylos pechoensis David J. Keil 1999-3-23 28224 San Luis Obispo Montana de Oro State Park. Slopes between Valencia Peak and mouth of Coon Canyon. Comment
  RSA43155  Arctostaphylos pechoensis Robert F. Hoover 1946-8-3 6254 San Luis Obispo Upper Coon Creek, San Luis Range. Comment
  UCD53539  Arctostaphylos pechoensis Roman Gankin; W. R. Hildreth 1937-10-11 1123 San Luis Obispo Near the divide between Perfumo Canyon and See Canyon on the See Canyon side. Comment
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Jan 28 2014
  UCD53547  Arctostaphylos pechoensis var. luciana Roman Gankin 1966-2-17 662 San Luis Obispo Ca. 2 miles east of Cuesta Pass of U.S. Highway 101. Comment
  UCD53549  Arctostaphylos pechoensis var. luciana Roman Gankin 1966-2-17 663 San Luis Obispo Ca. 2 miles east of Cuesta Pass off U.S. Highway 101. Comment
  OBI14558  Arctostaphylos pilosula Robert F. Hoover 1963-10-26 8600 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  CDA17647  Arctostaphylos pilosula Austin Griffiths, G. F. Hrusa, T. Gaskin 1984-2-5 s.n. San Luis Obispo South Coast Ranges; Outer rim of trail from Pozo Summit to Pine Mtn.,nr. Pine Mtn. 1005 Comment
  SBBG34151  Arctostaphylos pilosula R. Gankin 1966-2-17 661 San Luis Obispo hill N of summit of Noyes Rd, 0.2 mi SW of jct with Hwy 227, N of Arroyo Grande Comment
  SD67302  Arctostaphylos pilosula Darley F. Howe 1967-4-8 4331 San Luis Obispo La Panza Range, 4.5 mi. N by NE of Pozo 550 Comment
  RSA122347  Arctostaphylos pilosula subsp. pilosula H. C. Lee 1936-2-10 392 San Luis Obispo 1 1/4 mile N of Indian Knob. 106 Comment
  SBBG5505  Arctostaphylos rudis H. and M. Dearing 1937-8-8 3047 San Luis Obispo Nipomo Mesa Comment
  UC1309709  Arctostaphylos rudis C. A. Graham 1939-2-20 453 San Luis Obispo w Los Berros; Arroyo Grande Quadrangle 76 Comment
  CAS-BOT-BC46230  Arctostaphylos rudis Roman Gankin 1958-2-5 275 San Luis Obispo Off of road 1/4 mi. from junction of Nipomo - Guadelupe road and from garbage dump. Comment
  UCD53807  Arctostaphylos rudis Roman Gankin 1958-2-5 275 San Luis Obispo Off of road 1/2 mile from jct. of Nipomo-Guadalupe Road and from garbage dump; approx. 1 mile west of Nipomo overpass on U.S. 101. Comment
  UCD53809  Arctostaphylos rudis Roman Gankin; W. R. Hildreth 1967-10-12 1132 San Luis Obispo San Luis Obispo County: 0.7 mile SW from Noyes Road on State Route 227, Arroyo Grande. Comment
  OBI66509  Arctostaphylos tomentosa David J. Keil 1985-6-19 18871 San Luis Obispo Hills S of Los Osos Comment
  SEINET11984854  Arctostaphylos tomentosa Unknown 1966-1 647 San Luis Obispo N of Arroyo de los Chinos, 10.7 mi N of San Simeon Comment
  RSA660361  Arctostaphylos wellsii Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo Hibbard Nature Preserve, immediate across trail NW of correl, 2.5 mi. from gate. Comment
  UCR175442  Arenaria paludicola Mark A. Elvin, J. Chesnut 2005-9-28 4584 San Luis Obispo Central Coastal, Oso Flaco Lake: N central portion of the lake on a floating bog, just west of median strip of willows 4 Comment
  CAS-BOT-BC137612  Aristida adscensionis Marcus E. Jones 1882-5-9 3245 San Luis Obispo San Luis Obispo. Comment
  SEINET10680486  Armeria maritima John R. Stone, Sharon A. Bodine 2000-4-9 Stone 2927 San Luis Obispo Ca. 5 km north of Point Piedras Blancos off Rt. 1. Dunes and wet seeps. 0 Comment
  OBI11610  Armeria maritima subsp. californica Carl B. Wolf 1941-7-11 10986 San Luis Obispo Along coast about 1 mi N of Cambria Comment
  UC54025  Artemisia biennis Mrs. R. W. Summers 1886-7-17 San Luis Obispo near Sulphur Wells Comment
  CAS-BOT-BC84919  Artemisia californica Clare B. Hardham 1956-7-30 1213 San Luis Obispo Attascadero Ranch Comment
  OBI27556  Artemisia douglasiana Melinda Doud 1976-5-28 669 San Luis Obispo Reservoir Cyn Comment
  SBBG117843  Artemisia douglasiana A. Dilworth, J. Goldzman 1998-4-22 San Luis Obispo ca. 0.6 mi N on dirt rd at intersection of Chorro Valley and Kern Rds, on berm of Chorro Crk; W of LCTA Plot 309, Camp San Luis Obispo Comment
  OBI35778  Artemisia douglasiana Allison Berry 1984-5-8 183 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Lusi Obispo on hwy 1 Comment
  CAS-BOT-BC93844  Artemisia dracunculus R. F. Hoover 1964-8-14 9256 San Luis Obispo Jack Lake Comment
  OBI79112  Arundo donax David J. Keil 2011-11-5 31164 San Luis Obispo Western slope of Nipomo Mesa overlooking agricultural fields. Vicinity of intersection of Mountain View Drive and Halcyon Road 15 Comment
  SBBG107840  Asclepias C. B. Hardham 1959-6-19 4934 San Luis Obispo Dellagana Ranch 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
  OBI70052  Asclepias eriocarpa Bernard Miossi 1939-7-10 118 San Luis Obispo Along Calf Cyn rd, 1 mi NE of Morano Crk, Calf Cyn 389 Comment
  SBBG104388  Asclepias eriocarpa D. A. Young, F. L. Johnson 1992-6-16 ROB 14 San Luis Obispo Gate 10; Camp Roberts Comment
  UCD121330  Asclepias fascicularis G. K. Helmkamp; E. A. Helmkamp 2004-8-14 8784 San Luis Obispo San Luis Obispo County: Central Coast: junction of Thompson Rd. and Mehlschau Rd., NE of Nipomo. 107 Comment
  OBI23426  Asclepias fascicularis Andrew Rybak 1972-8-25 1 San Luis Obispo Near RR tracks Comment
  OBI81150  Asclepias vestita Kyle R. Weichert, Jason Dart 2015-7-2 51 San Luis Obispo Paso Robles, north of Highway 46, near the western floodplain of Huerhuero Creek. 227 Comment
  RSA661613  Aster chilensis Austin P. Griffiths 1980-12-27 s.n. San Luis Obispo SW side of railroad tracks ca. block S of Beach St. crossing, Oceano. 50 Comment
  CDA26639  Astragalus curtipes C. C. Wilson 1940-4-11 San Luis Obispo Rancho El Suey, near Santa Maria. 0 Comment
Read comments
Apr 29 2014
  OBI13379  Astragalus curtipes John Young 1967-4-10 16 San Luis Obispo Poly Cyn, W side hill slope Comment
  OBI13377  Astragalus curtipes Robert F. Hoover 1968-4-16 11018 San Luis Obispo Suey Crk Comment
  OBI59539  Astragalus curtipes David J. Keil, with V. L. Holland and Michael Curto 2001-3-12 29168 San Luis Obispo Coastal side of Highway 1 along coast west of Cayucos, just east of China Harbor and west of Abalone Farm. Comment
  UC1285215  Astragalus curtipes R. F. Hoover 1947-2-24 6622 San Luis Obispo first ridge w Cerro Ramauldo (among serpentine rocks); w of Cerro Ramauldo Comment
  UC1392667  Astragalus curtipes R. F. Hoover 1968-4-16 11018 San Luis Obispo Suey Creek Suey Creek (on open w-facing hillside) Comment
  UC463301  Astragalus curtipes Roxana S. Ferris 1929-4-13 7528 San Luis Obispo serpentine hills e San Luis Obispo; e of San Luis Obispo Comment
  UC1953270  Astragalus didymocarpus var. didymocarpus David Keil with Jason Dart and Meg Perry 2010-4-27 30742 San Luis Obispo Carrizo Plain west-southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  CAS-BOT-BC182338  Astragalus didymocarpus var. didymocarpus R. F. Hoover 1952-4-20 8127 San Luis Obispo Near summit between Maricopa and Elkhorn Plain Comment
  OBI4499  Astragalus douglasii Elizabeth Rudd 1971-5-23 277 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  SBBG104910  Astragalus douglasii M. D. Proctor, E. A. Young 1993-4-12 ROB 389 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC182889  Astragalus douglasii Ernest C. Twisselmann 1954-4-29 1119 San Luis Obispo Summit of Palo Prieta Pass 640 Comment
  UC454659  Astragalus douglasii I. J. Condit 1910-4-1 San Luis Obispo Mills Ranch Comment
  OBI31483  Astragalus gambelianus Joy Nishida, Robert Allen 1982-4-10 276 San Luis Obispo American Cyn campground 536 Comment
  OBI74304  Astragalus gambelianus Theo Fitanides, Anthony Baniaga 2010-3-26 73 San Luis Obispo Tierra Redonda Mtn BLM ACEC 517 Comment
  CAS-BOT-BC178246  Astragalus gambelianus Ernest C. Twisselmann; Donald J. Bedell 1971-4-26 17667 San Luis Obispo Franklin Canyon ca. 2.5 miles southeast of Paso Robles 243 Comment
  OBI13332  Astragalus lentiginosus var. idriensis Robert F. Hoover 1953-5-16 8310 San Luis Obispo Summit of Temblor range NE of Simmer Comment
  OBI39050  Astragalus lentiginosus var. nigricalycis David J. Keil 1986-3-22 19073 San Luis Obispo Nature Conservancy Research Trip to the Carissa Plain. Along Soda Lake Rd S of Soda Lake at jctn with Kern county Land Company Ranch rd T32S, R1E, sec 33 671 Comment
  OBI60101  Astragalus lentiginosus var. nigricalycis G. F. Hrusa, O. Pollak, R. Reiner (TNC), J. Willoughby (BLM) 1997-3-12 13639 San Luis Obispo Carrizo Plain. On flats near summit of dry hill = 1/4 m E of Washburn Ranch adj to Ranch access Rd. Quad: Painted Rock 7.5 630 Comment
  OBI65113  Astragalus lentiginosus var. nigricalycis Greg Wilvert 2005-5-1 371 San Luis Obispo SE Half of the Caliente Range. 0.75 km S of Soda Lake Rd along Pipeline Rd 849 Comment
  RSA789568  Astragalus lentiginosus var. nigricalycis James R. Shevock, Jack Zaninovich 1983-3-31 10255 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Soda Lake Road, 26.8 miles south of California City and 15.8 miles north of California highway 166. 600 Comment
  CHSC28523  Astragalus nuttallii M. S. Taylor; J. T. Howell 1977-1-3 1294 San Luis Obispo Abundant on coastal bluff ca. 20 ft from ocean cliff, Montana de Oro Park, ca. 12 mi n of San Luis Obispo. 6 Comment
  UC1043513  Astragalus nuttallii E. K. Balls 1954-1-8 18720 San Luis Obispo Comment
  CAS-BOT-BC186525  Astragalus nuttallii var. nuttallii David D. Keck 1933-5-4 2181 San Luis Obispo Cambria Comment
  OBI13319  Astragalus nuttallii var. nuttallii Robert F. Hoover 1948-11-13 7559 San Luis Obispo West of Oceano Comment
  UC83184  Astragalus nuttallii var. nuttallii T. Brandegee June 1888 San Luis Obispo San Simeon Comment
  CAS-BOT-BC186519  Astragalus nuttallii var. nuttallii Edith A. Purer 1933-7-20 5052 San Luis Obispo Five miles northwest of Guadalupe Comment
  OBI35320  Astragalus nuttallii var. nuttallii Helen Jones 1993-9-21 65 San Luis Obispo Piedras Blancas Point. Range from Monterey Bay to Point Conception Comment
  UCSB3005  Astragalus nuttallii var. nuttallii Newby, Ron 1959-4-11 San Luis Obispo 2.6 miles N of Cambria on Highway 1; 300 yds. S of San Simeon Beach State Park 9 Comment
  CAS-BOT-BC194240  Astragalus oxyphysus Clare B. Hardham 1957-5-4 1930 San Luis Obispo Tierra Redondo - Santa Lucia Mountains Comment
  JEPS54535  Astragalus trichopodus var. phoxus Alice Eastwood 1896-4-28 San Luis Obispo Buck's Ranch Buck's Ranch (near the boundary between Santa Barbara and San Luis Obispo Counties) Comment
  OBI1139  Athyrium filix-femina Robert F. Hoover 1947-8-13 7368 San Luis Obispo Hazard Canyon, in moist thicket. Comment
  RSA784821  Atriplex Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-18 49 San Luis Obispo close to soda lake, on Soda lake road Comment
  OBI17327  Atriplex argentea var. expansa Robert F. Hoover 1946-10-19 6506 San Luis Obispo E edge of Carrizo Plain E of Simmler Comment
  UCR115299  Atriplex californica Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes. More or less midway between Oso Flaco Ck. and Santa Maria R. Comment
  CAS-BOT-BC168314  Atriplex canescens var. canescens R. F. Hoover 1966-10-7 10133 San Luis Obispo Canyon of Chalk Mountain (white hills) on north side of Cuyama Valley Comment
  CAS-BOT-BC168310  Atriplex canescens var. canescens Ernest C. Twisselmann 1955-8-10 2300 San Luis Obispo San Emigdio Range. Northeast Cuyama Valley 731 Comment
  OBI56289  Atriplex confertifolia George Butterworth 1999-8-12 320 San Luis Obispo Carrizo Plain Natural Area. 200 yds W of Pipeline Rd, .5 mi SW of tank/ corral, 5 mi W of Soda lake Rd 853 Comment
  OBI17329  Atriplex coronata Ernest C. Twisselmann June1952 185 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake, E San Luis Obispo county 488 Comment
  CDA34853  Atriplex rosea David J. Keil 2009-9-5 30640 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. Comment
  RSA202525  Atriplex semibaccata E. C. Twisselmann 1968-8-23 14906 San Luis Obispo Highway 46 across the river from Shandon 274 Comment
  CAS-BOT-BC178413  Atriplex spinifera R. F. Hoover 1966-3-30 9759 San Luis Obispo West side of Soda Lake, Carrizo Plain Comment
  CDA16024  Atriplex spinifera G. F. Hrusa, L. Saslaw 2000-9-29 15690 San Luis Obispo Carrizo Plain; Panorama Rd., approx. 1/3 mile E of Washburn Administrative site entrance off Soda Lake Rd 640 Comment
  OBI57730  Atriplex spinifera David J. Keil 1998-8-19 27995 San Luis Obispo Carrizo Plain. Seven Mile Rd. at Brythe Rd. (0.3 miles from Soda Lake Rd.). 585 Comment
  CAS-BOT-BC178417  Atriplex spinifera R. F. Hoover 1952-4-20 8145 San Luis Obispo North side of Soda Lake, Carrizo Plain Comment
  OBI28748  Atriplex vallicola David J. Keil 1981-4-24 14492 San Luis Obispo 2.5 mi S of Calif Valley Fire station along Soda Lake rd Comment
  CAS-BOT-BC146083  Avena barbata Ernest C. Twisselmann 1955-4-26 1911 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Painted Rock, Carissa Plains. 731 Comment
  UC1130891  Avena barbata N. K. Carlson 1936-3-28 251 San Luis Obispo 1.6 mi ne Santa Margarita (Plot 37); San Luis Obispo Quadrangle 289 Comment
  CAS-BOT-BC146087  Avena barbata Clare B. Hardham 1961-5-18 7112 San Luis Obispo Santa Lucia Mountains. Between Pine Mountain and Rocky Butte. Comment
  OBI2543  Avena fatua Larry E. Brown 1970-3-6 1737 San Luis Obispo Silver City Mobile Lodge on S Higuera St in San Luis Obispo Comment
  OBI28159  Avena fatua Jeffery Null 1980-5-11 19 San Luis Obispo Ecological Study Area, Calif Polytechnic State University, San Luis Obispo Comment
  OBI28556  Avena fatua John Jackman & Julie Truesdale, Julie Truesdale 1980-1 29 San Luis Obispo MacGillivary Ranch, Adelaida, CA Comment
  UC1130871  Avena fatua C. M. Belshaw 1936-3-23 1693 San Luis Obispo 1/2 mi nw Black Hills (Plot #1); Cayucos Quadrangle 60 Comment
  OBI38321  Baccharis glutinosa David J. Keil 1976-11-9 11876 San Luis Obispo Montana de Oro state park Comment
  CAS-BOT-BC99495  Baccharis pilularis R. F. Hoover 1966-9-13 10003 San Luis Obispo Ragged Point Comment
  CAS-BOT-BC99499  Baccharis pilularis R. F. Hoover 1946-9-21 6428 c San Luis Obispo East shore of Morro Bay, south of mouth of Chorro Creek Comment
  UC1334633  Baccharis pilularis Austin Griffiths Jr. 1967-9-4 5391 San Luis Obispo just s of Oceano Beach Comment
  OBI16971  Baccharis pilularis var. consanguinea Robert F. Hoover 1964-10-3 9318 San Luis Obispo Mouth of Coon Creek Comment
  OBI21637  Baccharis pilularis var. consanguinea Tracey Call, Viola Call 1965-4-10 2343 San Luis Obispo About 1 mile along road to Poly cyn from Cuesta Ridge 488 Comment
  SEINET11844566  Baccharis pilularis var. consanguinea S. A. Thompson, Rawlins, J. E. 1988-1 5241 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  OBI28909  Baccharis salicifolia Melissa Luckow, Rhonda Riggins 1982-5-14 874 San Luis Obispo 1.9 mi SE of Avenales Guard Station on San Jose-Avenales Rd. Comment
  UC1296148  Barbarea orthoceras R. F. Hoover 1947-3-29 6810 San Luis Obispo Calf Canyon Comment
  CAS-BOT-BC75861  Berberis pinnata W. R. Dudley 1905-1-5 s.n. San Luis Obispo Above Kleu Mine. Comment
  SBBG2294  Berberis pinnata subsp. pinnata C. B. Hardham 1957-3-25 1563 San Luis Obispo Klau Mine Comment
  OBI37398  Berula erecta Eric Wise 1981-7-26 966 San Luis Obispo Poly Cyn. Cal Poly campus Comment
  OBI56846  Berula erecta David J. Keil 1998-7-2 27908 San Luis Obispo At Baldwin property and on property to west of Baldwin property, along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  CAS-BOT-BC105954  Blennosperma nanum var. nanum R. F. Hoover 1952-4-10 8108 San Luis Obispo 1 mi. s. of Simmler, Carrizo Plain Comment
  RSA164040  Blepharizonia laxa E. C. Twisselmann 1963-8-23 8883 San Luis Obispo San Andreas Fault in the hills at the summit of Palo Prieta Canyon 701 Comment
  SBBG20813  Blepharizonia plumosa subsp. viscida E. C. Twisselmann 1963-8-23 8883 San Luis Obispo San Andreas Fault in the hills at the summit of Palo Prieto Cyn 701 Comment
Read comments
Sep 14 2018
  SBBG111576  Blepharizonia plumosa subsp. viscida C. B. Hardham 1957-10-16 2682 San Luis Obispo shores of Nacimiento Lake Comment
  SBBG28590  Bloomeria crocea var. aurea E. C. Twisselmann 1967-6-11 13309 San Luis Obispo just E of the Dorothy Twisselmann Ranch 685 Comment
  SBBG93652  Bloomeria crocea var. crocea T. J. Ayers with S. A. Junak 1989-6-22 747 San Luis Obispo just W of western Botanic Area boundary sign on W Cuesta Ridge Rd Comment
  SBBG93733  Bloomeria crocea var. crocea S. A. Junak 1990-6-17 4380 San Luis Obispo E side of Cuesta Ridge Botanic Area, along E side of access rd to KSBY TV towers; 2.7 mi W of Hwy 101 701 Comment
  CAS-BOT-BC478926  Bloomeria crocea var. crocea R. F. Hoover 1955-6-30 8361 San Luis Obispo Rinconoda Mine west of Pozo. Comment
  OBI22605  Bolboschoenus maritimus subsp. paludosus Robert F. Hoover 1946-11-17 6556 San Luis Obispo San Luis Obispo Comment
  OBI60576  Bolboschoenus maritimus subsp. paludosus Lynne Dee Oyler, David J. Keil 1990-5-10 1113 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake S and W across dunes, E to Quercus agrifolia and W again to coast Comment
  OBI78752  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
  SBBG96097  Boykinia occidentalis D. Keil 1983-9-10 17953 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI79806  Boykinia occidentalis D. R. Miller 2013-7-12 713 .1064 San Luis Obispo The Rocky Butte/Pine Mountain Region, On northfacing rocks along Pico Creek bank, approximately 300 meters above Pico Falls. 488 Comment
  OBI39851  Brachypodium distachyon David J. Keil 1985-6-22 18929 San Luis Obispo Along South Bay Blvd, between Turri Rd and Santa Ysabel St, Baywood Park 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
  UC1927894  Brachypodium distachyon David Keil, Tina Teed and Mariko Uchida 2001-6-15 29589 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure 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
  OBI3847  Brassica nigra Elizabeth Rudd 1971-2-24 154 San Luis Obispo 3 mi N of Santa Margarita 274 Comment
  OBI5563  Brassica nigra Sharon Jochums 1974-2-17 11 San Luis Obispo W of hwy 1 just S of Arroyo de la Cruz Comment
  OBI79664  Brassica oleracea Anthony Baniaga 2010-5-31 230 San Luis Obispo Port San Luis Harbor breakwater jetty, Whalers Rock. 9 Comment
  CDA43173  Brassica oleracea David J. Keil 1997-12-26 26413 San Luis Obispo Montana de Oro State Park. Ocean bluffs just S of Spooner s Cove. 0 Comment
  OBI72358  Brassica tournefortii Anthony Baniaga 2010-4-7 104 San Luis Obispo Black Lake Cyn, Choin property. On old Black Lake Cyn rd 29 Comment
  UC30696  Brickellia californica J. Burtt Davy 1896-10-13 2716 San Luis Obispo Port Harford Comment
  OBI16907  Brickellia californica Robert F. Hoover 1946-10-20 6517 San Luis Obispo Upper Huasna River just below jctn of Arroyo Seco, in sandy and rocky flood-bed. Comment
  OBI16911  Brickellia californica Robert F. Hoover 1946-10-13 6483 San Luis Obispo West of Huasna River, near Cuyama River Comment
  SBBG47644  Brickellia californica J. Copeland 1973-9-22 1040 San Luis Obispo E side of St Hwy 166, ca. 18.6 mi E of jct with US Hwy 101 Comment
  OBI51360  Briza minor Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .11 San Luis Obispo San Simeon State Park. SW section of park Comment
  PASA514  Brodiaea synandra Margaret Stason 1929-5-4 San Luis Obispo Hillside near Santa Margarita Comment
  UC1134008  Brodiaea terrestris subsp. kernensis T. M. Hendrix 1937-6-3 246 San Luis Obispo 2 3/4 mi nw El Dorado School; Pozo Quadrangle Comment
  OBI59218  Bromus arenarius David J. Keil 1998-5-20 27353 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  CDA11589  Bromus carinatus G. F. Hrusa, D. Ragan 1993-5-21 11079 San Luis Obispo La Panza Range; Occasional perennial in shady sites among woodland and savannah of Quercus douglasii mixed with chaparral shrubs. Canyon of Stony Creek, about 1 m. below Stony Creek camp. Comment
  OBI65794  Bromus carinatus D. R. Miller 1994-4-28 494 -262 San Luis Obispo Pine Mt Region. From Hosman's cabin area; Pico crk drainage 914 Comment
  CAS-BOT-BC148959  Bromus carinatus var. carinatus John Thomas Howell 1964-6-30 40843 San Luis Obispo Cambria. Comment
  OBI22379  Bromus catharticus Robert F. Hoover 1949-4-26 7635 San Luis Obispo San Luis Obispo Comment
  OBI3081  Bromus catharticus Larry E. Brown 1971-4-27 1968 San Luis Obispo Weedy grass on the Cal Poly campus Comment
  OBI80472  Bromus catharticus David J. Keil 1992-1 22960 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  UCD58342  Bromus catharticus Ernest C. Twisselmann 1959-11-2 5857 San Luis Obispo San Luis Obispo County: Santa Maria Valley: Nipomo Road. 3 miles northeast of Guadalupe. 24 Comment
  CDA1813  Bromus diandrus M. K. Bellue 1935-5-26 s.n. San Luis Obispo West of Suey Ranch, Santa Maria. 0 Comment
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Dec 18 2014
  OBI30724  Bromus diandrus Koomanoff, et al. 1981-5-16 3 San Luis Obispo SSE slope near Summit of Indian Knob Comment
  SEINET14409986  Bromus diandrus P. Bailey 1972-4-22 115 San Luis Obispo 2 mi E of Atascadero in Salinas River bed (dry) Comment
  JEPS70213  Bromus hordeaceus Robert J. Rodin 1970-5-5 8389 San Luis Obispo Nature Reserve, Camp San Luis Obispo Camp San Luis Obispo; Nature Reserve, Camp San Luis Obispo 15 Comment
  OBI5601  Bromus hordeaceus Sharon Jochums 1974-5-18 193 San Luis Obispo West of hwy 1 just S of Arroyo de la Cruz Comment
  OBI65788  Bromus hordeaceus D. R. Miller 1994-4-28 494 -260 San Luis Obispo Pine Mt Region. From around Hasman cabin area; Pico crk drainage 900 Comment
  OBI28602  Bromus madritensis subsp. madritensis John Jackman and Julie Truesdale, Julie Truesdale 1980-1 1 San Luis Obispo MacGillivary Ranch, Adelaida, CA Comment
  OBI73084  Bromus madritensis subsp. madritensis David J. Keil, with Michael Curto and V. L. Holland 2000-5-10 28672 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon Comment
  UC337748  Bromus madritensis subsp. rubens unknown May 1885 San Luis Obispo California Comment
  CAS-BOT-BC162231  Bromus maritimus P. B. Kennedy 1929-4-10 s.n. San Luis Obispo Between Morro and San Simeon. Comment
  OBI79430  Bromus sterilis David J. Keil, with Matt Ritter and Jepson Herbarium Weekend Workshop participants 2012-4-21 31293 San Luis Obispo Santa Lucia Mountains. Santa Rita Creek Road southwest of Templeton Comment
  OBI37982  Bromus vulgaris David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18607 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk rd, N of rocky Butte lookout at locked gate Comment
  CDA17524  Cakile maritima Austin Griffiths, Brad Seek 1980-8-12 s.n. San Luis Obispo Pismo Dunes; just N of southernmost of two highest transverse stabilized dunes, halfway between Oceano and Grover City ramps. 0 Comment
  RSA660683  Cakile maritima A. C. Sanders, K. Berg 1985-3-3 5394 San Luis Obispo Oso Flaco Lake, S of Oceano at the end of Oso Flaco Lake Road. 3 Comment
  CAS-BOT-BC36970  Cakile maritima var. maritima Ernest C. Twisselmann 1967-4-27 12918 San Luis Obispo Highway 1, 2.9 miles south of Piedras Blancas Point. 9 Comment
  RSA770187  Calamagrostis David J. Keil 1998-4-27 26920 San Luis Obispo Montana de Oro State Park. Slopes west of Valencia Peak. Comment
  OBI58518  Calandrinia breweri David J. Keil, with Kathleen A. Keil 1998-4-16 26754 San Luis Obispo Los Padres National Forest. 2.3 miles from Park Hill Rd. on Black Mountain Rd. Comment
  OBI72993  Calandrinia breweri David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25407 San Luis Obispo West Cuesta Ridge at west end of botanical area 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
  SD178260  Calandrinia ciliata G. K. Helmkamp 2004-3-15 8368 San Luis Obispo Edge of Nipomo Mesa overlooking Cienaga Valley, along California 1, 0.3 mile north of Halcyon Road. 75 Comment
  UCD77092  Calandrinia ciliata Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4645 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 west of the turn off to Pozo. 590 Comment
  UCR161289  Calandrinia ciliata George K. Helmkamp, E. A. Helmkamp 2005-3-8 9076 San Luis Obispo Central Coast Hills., Irish Hills; crest of Prefumo Canyon Road, 5.2 mi west of Los Osos Valley Road 409 Comment
  OBI80848  Calandrinia menziesii David J. Keil 2015-2-14 32621 San Luis Obispo Pismo Preserve. Vicinity of intersection between Thousand Hills Road and unpaved road into interior of preserve 30 Comment
  SD245253  Calendula arvensis David Keil 2010-3-23 30669 San Luis Obispo Campus, California Polytechnic State University, San Luis Obispo. Along dirt road bordering agricultural fields between Crops Unit and Stenner Creek. 86 Comment
  OBI57237  Callitriche marginata David J. Keil 1998-5-6 27109 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  OBI3577  Calocedrus decurrens Mary Kidd 1971-8-26 206 San Luis Obispo Along drive between Trinity Hall and the North Mtn dorms, Calif State Polytechnic College Comment
  SBBG119465  Calochortus argillosus E. Painter, M. Wetherwax 2000-4-11 SLO 119 San Luis Obispo SSW of Chorro Reservoir, E side of rd between reservoir and California Mens Colony prison 200 Comment
  OBI58936  Calochortus argillosus David J. Keil 1998-6-12 27784 San Luis Obispo Morro Bay State Park. Park Ridge area W of Holister Peak, near quarry trail. Comment
  OBI59366  Calochortus argillosus David Keil 2001-6-14 29525 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. 800 Comment
  UC54844  Calochortus clavatus Rev. R. W. Summers 1883-6-17 841 San Luis Obispo Summit of San Luis Mt. Comment
  OBI70803  Calochortus clavatus subsp. clavatus David J. Keil 2009-5-30 30614 San Luis Obispo Old Creek Road, ca. 0.5 miles east of entrance to Whale Rock Reservoir, east of Cayucos Comment
  SBBG119387  Calochortus clavatus var. clavatus E. Painter, M. Wetherwax 1999-7-13 SLO 4 San Luis Obispo near water tank above cantonment area, W of St Hwy 1; Camp San Luis Obispo 150 Comment
  OBI83635  Calochortus luteus Melissa Mooney 2016-5-20 1610 San Luis Obispo San Simeon State Park, Van Gordon Creek Rd.; Approx 0.5 mi. N of intersection with San Simeon Crk Rd. 64 Comment
  OBI27396  Calochortus obispoensis Thomas Burrows 1980-6-20 85 San Luis Obispo Reservoir cyn Comment
  JEPS55633  Calochortus obispoensis H-M. Beard 1967-7-11 65 .1378 San Luis Obispo Univ. of Calif. Botanical Garden Univ. of Calif., Berkeley Comment
  UC1583600  Calochortus simulans David Keil, V. L. Holland 1986-5-26 19569 San Luis Obispo Oak Shores development on n shore of Nacimiento Lake Nacimiento Lake Comment
  UC1134517  Calochortus splendens P. L. Johannsen 1937-5-26 1157 San Luis Obispo 4.5 mi se Chimeneas Ranch; McKittrick Quad. 792 Comment
  UC573398  Calochortus splendens T. M. Hendrix 1937-5-24 212 San Luis Obispo 3.5 mi ne Black Mountain; Pozo Quad. 548 Comment
  UC57496 Image available Calochortus venustus J. H. Barber 1899-5-22 San Luis Obispo Santa Lucia Mts. Comment
  PASA536  Calochortus venustus 1928-5-12 San Luis Obispo Near Santa Margarita pinewoods Comment
  SBBG112190  Calycadenia villosa E. Painter, M. Andrews, M. Osborne 1998-6-14 San Luis Obispo ca. 0.1-0.2 air km S of jct of Red Hill Rd and St Hwy 58, ca. 1.7 air km NW of Mare Spring Comment
  OBI27157  Calyptridium monandrum Glen Holstein 1970-4-26 15 San Luis Obispo 1 mi S of Oso Flaco Lake Comment
  UC2027132  Calyptridium monandrum Greg Wilvert 2005-4-2 106 San Luis Obispo Southeast Half of Caliente Range: 4 km W of Caliente Mountain Comment
  OBI66265  Calystegia longipes David J. Keil 1997-4-18 26195 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
  OBI15305  Calystegia longipes Robert F. Hoover 1947-4-20 6968 San Luis Obispo Hill above Salinas River opposite mouth of Pilitas crk Comment
  CAS-BOT-BC221375  Calystegia macrostegia subsp. cyclostegia R. F. Hoover 1967-2-18 10209 San Luis Obispo Diablo Canyon, San Luis Range Comment
  OBI15314  Calystegia macrostegia subsp. cyclostegia Robert F. Hoover 1967-2-18 10209 San Luis Obispo Diablo Canyon, San Luis range Comment
  SBBG95559  Calystegia macrostegia subsp. cyclostegia J. Eliot 1986-5-21 17 San Luis Obispo Cuesta Ridge West, 1 mi W on TV Tower Rd off Hwy 101 Comment
  OBI31549  Calystegia malacophylla Joy Nishida 1982-6-5 426 San Luis Obispo American Cyn. .4 mi S of campground near stream 518 Comment
  CAS-BOT-BC221166  Calystegia malacophylla subsp. pedicellata Ernest C. Twisselmann 1955-5-27 2045 San Luis Obispo La Panza Range. Navajo Canyon road, .5 miles south of Cammatta Canyon summit 603 Comment
  OBI75056  Calystegia subacaulis David J. Keil 1988-3-19 20405 San Luis Obispo Froom Ranch, southwest of US 101 and los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  CAS-BOT-BC436439  Calystegia subacaulis subsp. episcopalis Clare B. Hardham 1960-7-17 6176 San Luis Obispo Santa Lucia Mountains, Cambria Comment
  SBBG122351  Calystegia subacaulis subsp. episcopalis D. Keil, T. Teed, M. Uchida 2001-6-15 29591 San Luis Obispo Chorro Crk bog thistle exclosure, Chorro Crk drainage; Camp San Luis Obispo 243 Comment
  UC1583663  Calystegia subacaulis subsp. episcopalis David Keil 1983-5-22 17077 San Luis Obispo Vicinity of Arroyo de la Cruz; N of San Simeon. Comment
  OBI63098  Calystegia subacaulis subsp. episcopalis David J. Keil 2002-4-4 29784 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
  SBBG110365  Camissonia C. B. Hardham 1965-3-28 12550 San Luis Obispo Crocker Grade, Temblor Range Comment
  SBBG110368  Camissonia C. B. Hardham 1960-4-29 5534 San Luis Obispo Atascadero Comment
  SEINET4136576  Camissonia californica David Keil 1987-5-6 20114 San Luis Obispo Highway 229 ca 1/2 mile north of junction highway 58.; 0 Comment
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Jul 13 2018
  CDA16842  Camissonia campestris G. F. Hrusa, L. Saslaw 2001-4-12 15779 San Luis Obispo Carrizo Plain; Swain Ridge on N side of Swain pasture, W side Soda Lake Rd. Comment
  SBBG4920  Camissonia campestris subsp. campestris C. B. Hardham 1958-5-7 3240 San Luis Obispo Bee Rock Comment
  UC1122222  Camissonia campestris subsp. campestris T. M. Hendrix 1937-4-22 75 San Luis Obispo 2.1 mi nnw Highland School (Plot 111 A.D.G.); Pozo Quadrangle Comment
  UCD163529  Camissonia campestris subsp. campestris CNPS Melinda Elster; Sara Taylor 2015-4-26 CARR- 838 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 737 Comment
  OBI35931  Camissonia campestris subsp. campestris Walter F. Chesbro 1978-5-6 103 San Luis Obispo Avenales Reserve, hwy 58 Comment
  RSA43096  Camissonia campestris subsp. obispoensis Robert F. Hoover 1947-4-2 6860 San Luis Obispo San Luis Obispo County: upper Arroyo Grande 6 miles above county park on sandy slope exposed to sun Comment
  SEINET7072461  Camissonia contorta A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  RSA195471  Camissonia micrantha Peter H. Raven 1962-3-24 16955 San Luis Obispo Nipomo Valley 1.5 miles north of Santa Barbara County line 76 Comment
  UCD77445  Camissoniopsis hardhamiae Robert E. Preston 1998-6-10 1107 San Luis Obispo San Luis Obispo County: Ca. 4 miles E of Santa Margarita, along N side of Hwy 58, 0.2 mi W of its jct with Hwy 229 365 Comment
  SBBG109247  Campanula griffinii C. B. Hardham 1961-4-17 6886 San Luis Obispo Pine Mtn Comment
  OBI82381  Cardamine hirsuta David J. Keil 2016-2-14 33457 San Luis Obispo Irish Hills Natural Preserve. Prefumo Canyon trailhead Comment
  RSA132936  Cardionema ramosissimum Clare B. Hardham 1959-5-23 4641 San Luis Obispo On old sand dunes south of Morros Bay and on bare ground in Islay Canyon and on top of Pecho Mts. Comment
  OBI72331  Carduus pycnocephalus Anthony Baniaga, Theo Fitanides 2010-5-16 193 San Luis Obispo Tierra Redonda BLM ACEC. 150 m N of Oak Shores Rd 345 Comment
  UCSB48330  Carex C. Hardham 1961-5-10 6985 San Luis Obispo ATASCADERO Comment
  LA210995  Carex barbarae Mark A. Elvin; G. M. Greenwald 2013-8-9 7528 San Luis Obispo SANTA MARIA RIVER VALLEY, Guadalupe-Nipomo Dunes National Wildlife Refuge, Guadalupe Dunes. "Carex wetland" at NE edge of Refuge. 21 Comment
  SEINET7551525 Image available Carex barbarae Roxanna S. Ferris 1939-6-9 9774 San Luis Obispo Northern edge of Atascadero. Comment
  CAS-BOT-BC20602  Carex douglasii R. F. Hoover 1953-9-9 8328 San Luis Obispo Caliente Mountain. On ridge about 2 miles west of peak. Comment
  CAS-BOT-BC20398  Carex globosa John Thomas Howell 1964-6-30 40857 San Luis Obispo Cambria. Comment
  SBBG109311  Carex gracilior C. B. Hardham 1956-4-4 360 San Luis Obispo York Mtn Comment
  CAS-BOT-BC28394  Carex gracilior Clare B. Hardham 1958-3-29 2957 San Luis Obispo Swampy area around a spring, Toro Creek Rd. Santa Lucia Mountains. Comment
  OBI6410  Carex harfordii Robert F. Hoover 1947-3-19 6698 San Luis Obispo Oak Park district Comment
  CAS-BOT-BC31623  Carex luzulina var. luzulina Clare B. Hardham 1959-6-8 4770 San Luis Obispo North slope of Cypress Mt, San Lucia Mts. Comment
  SEINET12783704  Carex obispoensis F. C. Movich 1969-4-21 97 San Luis Obispo Cuesta Summit area TV road. 464 Comment
  SEINET3905577  Carex obispoensis Larry C. Higgins, D. Atwood 1969-4-24 1823 San Luis Obispo Ca. 5 miles northeast of San Luis Obispo.; 0 Comment
  OBI42877  Carex praegracilis Robert J. Rodin 1972-3-29 8611 San Luis Obispo Oso Flaco, S side of lagoon Comment
  UC310369  Carex praegracilis Philip A. Munz 1925-3-25 9244 San Luis Obispo Morro Comment
  CDA17649  Carex senta Austin Griffiths, G. F. Hrusa, M. Mcleod, C. Cunningham 1984-2-2 s.n. San Luis Obispo South Coast Ranges; Reservoir Cyn immed. E of San Luis Obispo, ca. 1/3 or less up canyon. 0 Comment
  CAS-BOT-BC117627  Carex serratodens Clare B. Hardham 1960-6-1 6002 San Luis Obispo Tobacco Creek. Swampy areas and edge of intermittent stream. Comment
  RSA142017  Carex spissa Clare B. Hardham 1960-6-1 6005 San Luis Obispo Edges of Cupressus sargentii grove, Little Burnett Creek. Comment
  CAS-BOT-BC115632  Carex triquetra Alice Eastwood; John Thomas Howell 1937-4-30 4153 San Luis Obispo Huasna district Comment
  CAS-BOT-BC230125  Carpobrotus edulis Ynez Whilton Winblad 1937-6-17 s.n. San Luis Obispo Roosevelt Highway N of San Simeon Comment
  OBI6171  Carpobrotus edulis D. Waive Stager 1972-9-11 59 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  OBI2873  Carpobrotus edulis Bruce Eidson 1971-1-9 37- 7 -3 San Luis Obispo Found on bluffs below Wadsworth Ave., Pismo Beach west slope. Comment
  OBI71294  Carthamus lanatus David J. Keil 1991-9-30 s.n. San Luis Obispo About 1/2 mi from San Luis Obispo city limits on Foothill Rd Comment
  UC1928084  Carthamus lanatus David Keil 2000-7-31 29049 San Luis Obispo Along Toro Creek Road east of Morro Bay Comment
  CDA6953  Carthamus lanatus Rex Marsh 1964-4-2 s.n. San Luis Obispo Bento Ranch, Chorro Creek, near Morro Bay. 0 Comment
  CDA6954  Carthamus lanatus Weir, Fetters 1937-9-9 San Luis Obispo 0 Comment
  UC1315046  Castilleja R. F. Hoover 1967-4-5 10363 San Luis Obispo w edge Carrizo Plain (on Highway 58) Comment
  OBI27049  Castilleja affinis David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier et al 1980-5-18 14032 San Luis Obispo CNPS Society photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  JEPS24851  Castilleja affinis subsp. affinis Clare B. Hardham 1959-4-3 3173 San Luis Obispo hills betwen Nacimiento Dam and San Antonio River; Santa Lucia Mountains Comment
  JEPS57301  Castilleja affinis subsp. affinis L. R. Heckard 1968-5-14 1879 San Luis Obispo just n Montana de Oro State Park (s of Morro Bay) Comment
  OBI78937  Castilleja attenuata David J. Keil 1982-5-2 15917 San Luis Obispo Along Huer Huero Road north of Park Hill Road Comment
  UC1063441  Castilleja brevistyla C. A. Graham 1939-4-14 529 San Luis Obispo 1.9 mi sse Gifford Ranch; Branch Mt. Quad. 457 Comment
  OBI62696  Castilleja densiflora subsp. obispoensis Jason Dart 2003-5-1 D 164 San Luis Obispo Santa Margarita Ranch, along Taco Crk, 1000 ft W of the intersection of Pozo Rd and las Pilitas rd 347 Comment
  OBI76630  Castilleja densiflora subsp. obispoensis Jason Dart, LynneDee Althouse 2005-4-13 253 San Luis Obispo 6550 Squire Knoll Dr (APN 076-274-008) in Squire Cyn between Indian Knob and Hwy 101 55 Comment
  OBI76640  Castilleja densiflora subsp. obispoensis Jason Dart 2005-4-15 259 San Luis Obispo La Quinta de Avila Ranch in See Cyn 107 Comment
  OBI37879  Castilleja exserta David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18617 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate 732 Comment
  OBI54439  Castilleja exserta Matthew Arterburn 1997-3-14 11 San Luis Obispo 1.3 mi on Red Hill Rd off hwy 58 Comment
  OBI36151  Castilleja exserta Walter F. Chesbro 1978-5-6 107 San Luis Obispo Avenales Reserve hwy 58 Comment
  SBBG118206  Castilleja exserta subsp. exserta E. Painter, M. Wetherwax 2001-4-5 CR 171 San Luis Obispo above boundary rd at S end of installation, above San Marcos Crk; Camp Roberts 304 Comment
  UCSB43887  Castilleja exserta subsp. exserta Fugle, Craig 1982-4-23 San Luis Obispo East side of Nipomo Mesa; Hwy. 1; 6 miles north of Guadalupe 30 Comment
  OBI7644  Castilleja foliolosa Christian Smith 1975-6-1 s.n. San Luis Obispo Along hwy 58 about 4 mi W of Pozo Comment
  RSA85068  Castilleja miniata F. W. Peirson 1932-7-4 10240 San Luis Obispo Oceano. Comment
  UCR15915  Castilleja mollis Steve Boyd 1978-5-20 780520- 02 San Luis Obispo Central Coast, near Oso Flaco Lake Comment
  OBI28764  Castilleja subinclusa subsp. subinclusa Melissa Luckow, CNPS 1981-4-18 666 San Luis Obispo Shell Creek Rd, 2 mi from jctn with hwy 58 Comment
  SD130333  Castilleja subinclusa var. jepsonii George Helmkamp 1990-4-1 San Luis Obispo on West Cuesta Ridge, ca. 3 mi. W of US Hwy 101 671 Comment
  OBI14940  Caulanthus anceps Robert F. Hoover 1948-4-12 7439 San Luis Obispo Cottonwood Pass (foothills on W side) Comment
  UCD164299  Caulanthus californicus Ryan O'Dell 2010-3-10 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain; UTM zone 11, 259765, 3882880. 683 Comment
  SBBG114009  Caulanthus californicus D. D. Keck 1935-4-10 3153 San Luis Obispo 15 mi S of Soda Lake 609 Comment
  OBI77752  Caulanthus inflatus G. F. Hrusa 1998-3-28 14190 San Luis Obispo Carrizo Plain Natural Area. Above headwaters of Bitterwater crk. Hills immed. S of Elkhorn Grade Rd at S end of Carrizo Plain. USGS Quad Ballinger Cyn 7.5 840 Comment
  RSA247111  Caulanthus inflatus Gary D. Wallace 1966-4-2 289 San Luis Obispo Crocker Grade along Crocker Springs Road 10 miles NW of Taft in the Temblor Range. 976 Comment
  UCD114689  Caulanthus lasiophyllus Ernest C. Twisselmann 1963-4-25 8105 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Goldtree Hills, 1.5 miles SW of Grants Lake. 731 Comment
  CAS-BOT-BC39515  Caulanthus lemmonii R. F. Hoover 1958-3-19 8422 a San Luis Obispo Carrizo Plain, near north base of Caliente Mountain. Comment
  CAS-BOT-BC39522  Caulanthus lemmonii R. F. Hoover 1950-4-2 7786 San Luis Obispo West branch of Fernandez Creek. Just above La Panza - Creston Road. Comment
  OBI14879  Caulanthus lemmonii Robert F. Hoover 1950-3-31 7771 San Luis Obispo La Panza District Comment
  CAS-BOT-BC39503  Caulanthus lemmonii Ernest C. Twisselmann 1964-3-8 9216 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Salt Canyon, Choice Valley Hills. 487 Comment
  CAS-BOT-BC39519  Caulanthus lemmonii R. F. Hoover 1949-4-2 7578 San Luis Obispo Cottonwood Canyon below Cottonwood Pass. Comment
  UCD112085  Ceanothus cuneatus R. S. Woglum 1941-4-26 2980 San Luis Obispo San Luis Obispo County: La Panza. Comment
  UCR4605  Ceanothus cuneatus Frank C. Vasek 1960-4-9 600409- 19 San Luis Obispo 1.5 mi west of barn on Pecho Ranch, 6.3 mi SW of Los Osos, on dirt road about 11 miles along the road south of Los Osos Comment
  OBI10538  Ceanothus cuneatus var. fascicularis F. Rush 1957-1 s.n. San Luis Obispo S. Morro Bay Comment
  OBI66837  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18152 San Luis Obispo Montana de Oro State park; 100 yds from road on ridge N of first cyn N of cable 3x12 + 15 Comment
  OBI69638  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18144 San Luis Obispo Montana de Oro State Park; On crest of 5th sandhill N of Spooner's Cove Comment
  JEPS114140  Ceanothus cuneatus var. ramulosus E. L. Painter, M. Wetherwax 2001-5-15 SLO- 194 b San Luis Obispo Near road to Primera and La Trinidad mines, ca. 1.0 road miles from Chorro Resevoir. Comment
  OBI28047  Ceanothus cuneatus var. ramulosus Robert J. Rodin 1957-5-5 6138 San Luis Obispo Top of Cuesta Grade, just W of hwy Comment
  UC1071304  Ceanothus cuneatus var. rigidus A. E. Wieslander 1933-3-23 281 San Luis Obispo Chorro Creek. San Luis Obispo quad., Santa Lucia Range 365 Comment
  UCR61754  Ceanothus dentatus George K. Helmkamp 1990-4-19 s.n. San Luis Obispo West Cuesta Ridge, 3 miles NW of US 101, north of San Luis Obispo 671 Comment
  UCSB43836  Ceanothus dentatus Magney, David 1982-4-23 San Luis Obispo along forest service road 29S11 on Cuesta Ridge about 2 miles west of Highway 101. 670 Comment
  CAS-BOT-BC64408  Ceanothus foliosus subsp. medius R. F. Hoover 1964-4-15 8723 San Luis Obispo Ridge nw. of Cuesta Pass. Comment
  CDA17932  Ceanothus foliosus var. medius Austin Griffiths 1987-4-29 18167 San Luis Obispo Cuesta Ridge; 0.5 mi W of Cuesta Ridge Botanical Area. 0 Comment
  UC1280756  Ceanothus foliosus var. medius H. E. McMinn 1938-6-26 5227 San Luis Obispo Pozo Mountains 9 miles east of Pozo. Comment
  CAS-BOT-BC50021  Ceanothus impressus R. F. Hoover 1947-3-26 6734 San Luis Obispo Price Canyon (just S. of) Comment
  OBI56210  Ceanothus impressus Jerry Copeland 1974-2-17 1054 a San Luis Obispo Gates' Property, grand View Mesa, Nipomo Comment
  UC1070805  Ceanothus leucodermis B. Bolt 1936-4-22 686 San Luis Obispo 1.25 mi s Atascadero; San Luis Obispo quad. 335 Comment
  CAS-BOT-BC63543  Ceanothus leucodermis R. F. Hoover 1957-4-22 8382 San Luis Obispo Summit between Moreno Canyon and Calf Canyon. Comment
  SEINET11191787  Ceanothus leucodermis J. H. Barber 1898-2-22 371 San Luis Obispo Topango Canyon, Santa Maria Mts. Comment
  CDA17901  Ceanothus maritimus Austin Griffiths 1987-3-18 18075 San Luis Obispo Arroyo de la Cruz 0 Comment
  UC1071337  Ceanothus oliganthus var. sorediatus P. L. Johannsen 1932-3-10 31 San Luis Obispo La Panza Range La Panza quad., Santa Barbara National Forest 975 Comment
  OBI31537  Ceanothus oliganthus var. sorediatus Joy Nishida 1982-5-29 414 San Luis Obispo .2 mi S of American Cyn campground 518 Comment
  PASA1653  Ceanothus papillosus 1929-5-4 San Luis Obispo Pozo Mts. Comment
  OBI10407  Ceanothus papillosus Merlyne Prescott 1969-5-4 236 San Luis Obispo 4 mi SE of Cuesta Summit in Los Padres Natl Forest 610 Comment
  OBI10409  Ceanothus papillosus W. Kent Allender 1962-12-17 s.n. San Luis Obispo Near Cuesta Summit Trl, Santa Lucia Range, San Luis Obispo Comment
  OBI60771  Ceanothus papillosus G. F. Hrusa, Austin P. Griffiths 1987-5-3 5337 San Luis Obispo Along summit of Buchon Ridge immed. W of Coon Crk cyn Comment
  RSA159990  Ceanothus ramulosus Clare B. Hardham 1960-4-2 5275 San Luis Obispo Black Mtn. 579 Comment
  CAS-BOT-BC52271  Ceanothus thyrsiflorus R. F. Hoover 1947-3-16 6682 San Luis Obispo San Carpoforo Creek Comment
  UC1071404  Ceanothus thyrsiflorus F. H. Raymond 1930-7-6 106 San Luis Obispo mouth of San Carpoforo Creek Cape San Martin Quad., mouth of San Carpoforo Creek 15 Comment
  RSA285655  Ceanothus thyrsiflorus D. C. Michener 1982-7-22 4079 San Luis Obispo Slopes along ocean along Hwy1, 0.6 miles S of San Carpoforo Creek, 13.8 miles S of Gorda Comment
  UC1979355  Centaurea benedicta David Keil 1998-5-20 27322 San Luis Obispo Los Padres National Forest 6.3 mi NE of junction with Tepusquet Canyon Road on Highway 166, at Adobo Trailhead and on opposite (S) side of Highway to banks of Cuyama River. Comment
  CDA7695  Centaurea calcitrapa G. K. Helmkamp, E. A. Helmkamp 2005-6-9 9607 San Luis Obispo Central Coast Ranges; Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road Comment
  OBI50238  Centaurea calcitrapa David J. Keil 1991-5-18 21559 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria Comment
  OBI56683  Centaurea cyanus David J. Keil 1998-6-10 27761 San Luis Obispo Shell Creek area, 0.5 miles N from Hwy 58 along Shell Creek Rd. on east side of road. Comment
  UCR146656  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2004-10-1 8833 San Luis Obispo Central Coast; Outer South Coast Range, 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek 171 Comment
  OBI56652  Centaurea solstitialis David J. Keil 1998-4-16 26758 San Luis Obispo Los Padres National Forest. 0.5 miles NW from junction with road to Navajo Camp on Black Mountain Rd. Comment
  RSA0021974  Centaurium davyi David J. Keil 1998-7-2 27911 San Luis Obispo At Baldwin property and on property to west of Baldwin property, along O Connor Way (2051 O Connor Way, W of San Luis Obispo). Comment
  OBI16186  Centromadia parryi subsp. congdonii Robert F. Hoover 1969-9-29 11630 San Luis Obispo Site of Natividad Comment
  OBI37953  Cercocarpus betuloides David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18672 San Luis Obispo 16.5 mi from Calif rte 1 along San Simeon Crk rd, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  SBBG54864  Cercocarpus betuloides R. F. Hoover 1967-4-14 10444 San Luis Obispo W of Poly Cyn Comment
  SBBG16248  Cercocarpus betuloides var. betuloides M. A. Piehl 1963-4-20 6372 San Luis Obispo ca. 0.75 mi W of Hwy 101 at Cuesta Summit Comment
  UC1127828  Cercocarpus betuloides var. betuloides H. C. Lee 1936-3-10 477 San Luis Obispo Indian Knob 243 Comment
  CAS-BOT-BC135405  Cercocarpus betuloides var. betuloides R. F. Hoover 1965-5-20 9371 San Luis Obispo Hill west of Ply Canyon, San Luis Obispo Comment
  UC1296058  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-4-13 8697 San Luis Obispo 2 mi s of Atascadero (w of Hwy 101, near base of hill) Comment
  OBI10219  Cercocarpus minutiflorus Robert F. Hoover 1967-5-14 10576 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI10201  Cercocarpus montanus var. glaber Robert F. Hoover 1966-5-17 9869 San Luis Obispo Indian Knob Ridge Comment
  UCSB15030  Chaenactis glabriuscula Breedlove, Dennis 1962-3-24 San Luis Obispo 4.9 miles northeast of U.S. 466 at Cholame on State 41 near summit of Cottonwood Pass, Diablo Range 548 Comment
  CAS-BOT-BC277491  Chaenactis glabriuscula var. glabriuscula D. E. Breedlove 1962-3-18 1959 San Luis Obispo 2.0 miles west of La Panza on main road to Santa Margarita 502 Comment
  SBBG45153  Chaenactis glabriuscula var. lanosa L. W. Edge 1972-5-8 146 San Luis Obispo N of Los Osos Valley Rd, Los Osos Comment
  UC90171  Chaenactis glabriuscula var. lanosa M. M. Miles 1890-1 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC279641  Chaenactis stevioides R. F. Hoover 1966-4-2 9792 San Luis Obispo Between Panorama Hills and main Temblor Range, just north of Crocker Grade Comment
  SBBG109592  Chamaesyce C. B. Hardham 1968-8-31 San Luis Obispo Lindquist Ranch, E branch of Huero Huero, S of Creston Comment
  CAS-BOT-BC70091  Cheilanthes covillei R. F. Hoover 1947-1-5 6584 San Luis Obispo Pine Mt. of La Panza Range Comment
  CAS-BOT-BC426311  Chenopodium Ernest C. Twisselmann 1954-7-18 1440 San Luis Obispo Temblor Range and Western San Joaquin Valley: Choice Valley Road, 1.5 miles S of Palo Prieta Summit 579 Comment
  UCR101031  Chenopodium californicum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3235 San Luis Obispo Soda Lake Rd, 6.6 mi. NW of jct with Calif. hwy 33 (roughly west of Maricopa). 671 Comment
  UCSB70773  Chenopodium littoreum Benet-Pierce, Nuri; Pierce, John 2010-6-5 San Luis Obispo Nipomo-Dunes National Wildlife Refuge, Guadalupe 35 Comment
  UCR41025  Chenopodium multifidum David J. Keil 1984-9-21 18433 San Luis Obispo Los Osos at intersection of Willow Road and Los Osos Valley Road. 15 Comment
  OBI38194  Chenopodium murale Eric Wise 1983-8-10 1740 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from hwy 1 to ocean lagoon Comment
  OBI22342  Chloris virgata Shirley Sparling 1974-9-21 s.n. San Luis Obispo Calif Polytechnic State Univ campus Comment
  OBI59056  Chloris virgata David J. Keil 1998-8-24 28004 San Luis Obispo Hwy 166, 2 road miles W of Tepusquet Canyon Rd. Comment
  OBI80864  Chlorogalum pomeridianum David J. Keil 2015-2-14 32635 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 200 Comment
  OBI19518  Chlorogalum pomeridianum David J. Keil, V. L. Holland 1979-5-30 13101 San Luis Obispo Just outside of San Luis Obispo City limit on E side of Orcutt Rd Comment
  UCR266031  Chlorogalum pomeridianum var. minus David J. Keil 2001-5-10 29448 San Luis Obispo South Coast Range, Highway 58, 4.7 road miles east from Shell Creek 524 Comment
  OBI65703  Chlorogalum pomeridianum var. pomeridianum D. R. Miller 1994-6-15 694 -446 San Luis Obispo Pine Mt. Region. From the roadway in to Art Williams property; Tobacco Crk drainage 900 Comment
  SBBG110024  Chorizanthe C. B. Hardham 1987-6-18 San Luis Obispo Los Berros Rd Comment
  OBI11188  Chorizanthe angustifolia Robert F. Hoover 1964-6-11 9035 San Luis Obispo Just S of Hazard Cyn Comment
  RSA63056  Chorizanthe angustifolia L. S. Rose 1950-5-13 50118 San Luis Obispo Oso Flaco Lake region Comment
  SEINET7072469  Chorizanthe angustifolia A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  CAS-BOT-BC178971  Chorizanthe biloba Ernest C. Twisselmann 1963-6-9 8389 San Luis Obispo Hills at the summit of Palo Prieta Canyon. Temblor Range and the Western San Joquin Valley 678 Comment
  CAS-BOT-BC178982  Chorizanthe biloba R. F. Hoover 1946-6-16 6172 San Luis Obispo W slope of Carrizo Plain, at tops of grade leading from San Jaun River Comment
  CAS-BOT-BC191791  Chorizanthe breweri R. F. Hoover 1946-6-15 6144 San Luis Obispo Reservoir Canyon Comment
  CDA11641  Chorizanthe breweri G. F. Hrusa, T. D. Wilfred 1995-6-19 12341 San Luis Obispo Santa Lucia Mountains; in Cuesta Ridge Botanical Area. Comment
  SBBG95504  Chorizanthe breweri D. Keil, D. Walters 1986-5-2 19309 San Luis Obispo N of San Luis Obispo in Reservoir Cyn 182 Comment
  OBI11252  Chorizanthe breweri Robert F. Hoover 1965-5-14 9359 San Luis Obispo Santa Lucia Range. E Fork Corral de Piedra Crk Comment
  UC771753  Chorizanthe diffusa R. F. Hoover 1946-6-23 6187 San Luis Obispo summit at head Carpenter Canyon (n of Arroyo Grande); head Carpenter Canyon, n of Arroyo Grande Comment
  UC1136015  Chorizanthe membranacea H. C. Lee 1936-5-18 614 San Luis Obispo 1 1/4 mi sw Porter Ranch; Nipomo Quad., San Luis Obispo National Forest Comment
  OBI11208  Chorizanthe obovata Robert F. Hoover 1946-6-23 6195 San Luis Obispo Huasna district Comment
  OBI62635  Chorizanthe obovata George Butterworth 2003-5-5 508 San Luis Obispo Chimineas. Yellowjacket Cyn 50 yds N of hwy 166, 1.3 mi W of Carrizo Cyn rd Comment
  UC1136040  Chorizanthe obovata H. C. Lee 1937-5-18 952 San Luis Obispo Fifteen Mile Bridge Paso Robles Quad., Fifteen Mile Bridge Comment
  CAS-BOT-BC252741  Chorizanthe palmeri R. F. Hoover 1948-6-29 7552 San Luis Obispo Lower Tar Srping Creek 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
  OBI81143  Chorizanthe rectispina Jason Dart 2010-6-11 419 San Luis Obispo Goldie Lane at Highway 58. 471 Comment
  UCR122469  Chorizanthe staticoides George K. Helmkamp, E. A. Helmkamp 1998-5-20 3899 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  CAS-BOT-BC247819  Chorizanthe uniaristata James L. Reveal 1988-5-26 6906 San Luis Obispo Along California Highway 58, 0.6 mile east of San Juan Creek between La Panza and the Carrisa Plains, 2.9 miles west of the Bitterwater Road and 1.5 mile east of the turnoff to Pozo, northwest of Syncline Hill 502 Comment
  OBI9001  Cicuta maculata var. bolanderi Tracey and Viola Call, Viola Call 1966-10-2 2546 San Luis Obispo In Lopez Crk 8 mi N of mouth of Lopez cyn Comment
  OBI16751  Cirsium brevistylum F. Rush May-56 129 San Luis Obispo Mt. SLO Comment
  OBI57650  Cirsium brevistylum David J. Keil 1999-6-22 s.n. San Luis Obispo Montan de Oro State Park. Trl from Horse Camp to Manzanita Trl Comment
  UCR41788  Cirsium brevistylum R. D. Goeden 1986-4-10 s.n. San Luis Obispo Point Sierra Nevada along Hwy 1, north of San Simeon 8 Comment
  OBI54140  Cirsium fontinale var. obispoense David J. Keil, V. L. Holland 1987-1 San Luis Obispo Comment
  OBI81577  Cirsium occidentale Jill M. Bushakra 2001-6-19 124 a San Luis Obispo East end of Santa Ysbel Road in Los Osos. 152 Comment
  SBBG109851  Cirsium occidentale var. californicum C. B. Hardham 1961-5-26 7262 San Luis Obispo Lime Mtn, near Adelaida Comment
  SBBG109893  Cirsium occidentale var. californicum C. B. Hardham 1958-8-9 3864 San Luis Obispo Atascadero Comment
  UC30786  Cirsium occidentale var. californicum Ida M. Blochman 1893-5-1 San Luis Obispo Santa Maria Comment
  OBI16738  Cirsium occidentale var. compactum Robert F. Hoover 1964-6-13 9087 San Luis Obispo Point Sierra Nevada, just N of Arroyo de la Cruz Comment
  OBI25743  Cirsium occidentale var. coulteri David J. Keil, Richard A. Pimentel, Rhonda Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-6-12 14058 San Luis Obispo San Luis Range, W of See Cyn Rd along rd through the Hibberd Preserve (owned by the Nature Conservancy) Comment
  OBI61079  Cirsium occidentale var. coulteri P. A. Holden 1968-6-15 385 San Luis Obispo Near Union Oil Refinery near Nipomo Comment
  UC1276268  Cirsium occidentale var. venustum R. F. Hoover 1952-5-16 8309 San Luis Obispo Rock Spring Canyon Temblor Range, Rock Spring Canyon Comment
  CAS-BOT-BC292748  Cirsium scariosum var. citrinum E. R. Blakley; C. F. Smith 1958-8-2 5841 A San Luis Obispo Along road bordering Dune Lakes about 2 1/2 miles south of Oceano Comment
  SBBG7974  Cirsium vulgare C. B. Hardham 1958-9-22 3976 San Luis Obispo headwaters of San Bernardo Crk Comment
  RSA216633  Cirsium vulgare E. C. Twisselmann 1970-9-17 17504 San Luis Obispo Loffaly Spring, hills at the head of Palo Prieta Canyon 686 Comment
  RSA0004421  Clarkia affinis Harlan Lewis, C. Epling 1947-5-2 181 San Luis Obispo Santa Margarita - Pozo Road. 9.8 mi. east of road to Creston Comment
  SBBG11864  Clarkia bottae C. B. Hardham 1960-6-17 6155 San Luis Obispo Lopez Cyn Comment
  CAS-BOT-BC172288  Clarkia bottae Clare B. Hardham 1958-7-1 3749 San Luis Obispo Head of Old Creek, Santa Rita Road, Santa Lucia Mountains Comment
  CAS-BOT-BC172290  Clarkia bottae Clare B. Hardham 1957-7-31 2490 San Luis Obispo 1/3 miles east of Mammoth Rock School, Cambria Templeton Rd., Santa Lucia Mountains Comment
  RSA0019329  Clarkia cylindrica Greg Wilvert 2005-5-11 398 San Luis Obispo Southeast half of the Caliente Range: 100m NW of Semper Spring. 896 Comment
  SFV17434  Clarkia cylindrica P. M. Schiffman 1998-5-28 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area near hillside near Elkhorn Road. Comment
  JEPS43541  Clarkia cylindrica subsp. cylindrica L. Jared c. 1898 San Luis Obispo Estrella Comment
  UC1122378  Clarkia cylindrica subsp. cylindrica H. C. Lee 1937-5-17 942 San Luis Obispo 1 1/2 mi nw Linnie School; Paso Robles Quadrangle (130D) Comment
  UCR159843  Clarkia cylindrica subsp. cylindrica George K. Helmkamp, E. A. Helmkamp 2005-6-12 9623 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  CAS-BOT-BC172266  Clarkia cylindrica subsp. cylindrica Ernest C. Twisselmann 1954-4-30 1126 San Luis Obispo Palo Prieta Hills, at head of Palo Prieta Creek, Temblor Range and the Western San Joaquin Valley 609 Comment
  SEINET269229  Clarkia modesta G. Helmkamp 1996-5-25 1052 San Luis Obispo CA-1 1.5 miles north of the Piedras Blancas lighthouse. 15 Comment
  CAS-BOT-BC162491  Clarkia prostrata Alice Eastwood; John Thomas Howell 1938-6-14 5943 San Luis Obispo Cambria Comment
  UC618379  Clarkia prostrata Alice Eastwood, John Thomas Howell 1938-6-15 5973 San Luis Obispo between Cambria and San Simeon Comment
  OBI39864  Clarkia purpurea subsp. viminea D. R. Miller 1985-5-20 s.n. San Luis Obispo Little Pine Mtn Comment
  CAS-BOT-BC165249  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-3 4 San Luis Obispo Price Canyon, 1 mile south of Edna 60 Comment
  UCSB57225  Clarkia speciosa subsp. immaculata Penkala, B.; Callaway, R.; Ryan, P. 1987-6-19 San Luis Obispo East side of Hwy. 227 at jct. with private road, about 3 miles north of jct. with Upper Arroyo Grande Road 182 Comment
  CAS-BOT-BC165376  Clarkia speciosa subsp. speciosa R. F. Hoover 1946-6-2 6123 San Luis Obispo Mariana Creek, east side of La Panza Range Comment
  CAS-BOT-BC165580  Clarkia unguiculata E. McMillan 1952-5-25 132 San Luis Obispo Palo Prieta Canyon 1 mi. N. & 8 mi. E. of Shandon Comment
  OBI79741  Clarkia unguiculata David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31598 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  UC1122467  Clarkia unguiculata B. Bolt 1936-5-25 744 San Luis Obispo 3 mi ene Santa Margarita; San Luis Obispo Quadrangle Comment
  UC454588  Clarkia unguiculata I. J. Condit 1908-4-28 San Luis Obispo See Canyon Comment
  CAS-BOT-BC165584  Clarkia unguiculata R. F. Hoover 1969-6-9 11374 San Luis Obispo Old Creek Road above Cayucos. Santa Lucia Range Comment
  RSA175202  Clarkia unguiculata Robert F. Thorne, Percy C. Everett 1963-6-8 32173 San Luis Obispo 6 miles NW of Bradley on road to Jolon 213 Comment
  RSA537460  Clarkia unguiculata Barbara Ertter 1989-6-10 8560 San Luis Obispo E side Black Mt ca 20 air miles ENE of San Luis Obispo, 3 1/2 mi from Hwy 58 on rd to Navajo Campground; La Panza Range. 610 Comment
  UC1226827  Clarkia unguiculata P. J. Hurd and Stage 1962-6-9 62 -10 San Luis Obispo 2.5 mi s Arroyo Grande Comment
  OBI10770  Claytonia exigua subsp. exigua Robert F. Hoover 1947-4-4 6888 San Luis Obispo W side of Cottonwood Pass Comment
  UCD147066  Claytonia parviflora Rachelle Boul; M. Gogol-Prokurat 2008-3-19 CARR 28 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains, on BLM land west of Chimineas Ranch. 731 Comment
  UCR161913  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2005-3-1 8998 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lopez Lake; 4.8 mi. N of Hi Mountain Road along Upper Lopez Lake Road. Vicinity of Wittenberg and Huffs Hole Creeks 232 Comment
  OBI10789  Claytonia perfoliata subsp. perfoliata Russell Gorman 1956-4-6 55 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  OBI17807  Claytonia perfoliata subsp. perfoliata Penelope Blackmer 1973-4-9 39 San Luis Obispo Pennington Crk downstream from fork in Penn. Ck in SW corner of Penn ck bio reserve Comment
  OBI37687  Clematis ligusticifolia Eric Wise 1983-8-10 1738 San Luis Obispo Little Morro Crk, Morro Bay Comment
  SBBG127291  Clematis ligusticifolia D. Keil 2013-8-22 31921 San Luis Obispo Morro Bay State Park, E of S Bay Blvd at northern edge of park along unpaved access rd to pumphouse, area of former cmpgrd 5 Comment
  OBI10673  Clematis ligusticifolia Robert F. Hoover 1966-9-16 10046 San Luis Obispo Salinas River at mouth of Rocky Cyn Comment
  OBI59811  Clinopodium douglasii Al Lindholm 1971-6-10 270 San Luis Obispo Fitzhugh Property 6 mi N of Cayucos, straddling main ridge of Santa Lucia Mts. Transect up Mustang Cyn and down Quail Cyn Comment
  POM262025  Collinsia bartsiifolia var. bartsiifolia I. L. Wiggins 1929-4-15 3568 San Luis Obispo Between Guadalupe and Oceana. Comment
  JEPS70956  Collinsia bartsiifolia var. davidsonii L. R. Heckard 1973-5-12 3398 San Luis Obispo along Los Palitos road about 4 air mi nw Pozo (near Yaro Creek) 502 Comment
  HSC38876  Conium maculatum J. P. Smith 1973-3-20 5892 San Luis Obispo Just E of Pismo Beach on Price Canyon Road. 61 Comment
  RSA470556  Conium maculatum B. C. Templeton 1959-6-6 8261 San Luis Obispo Between Las Cruces and Lompoc Comment
  OBI15295  Convolvulus simulans Robert F. Hoover 1949-5-1 7645 San Luis Obispo W side of Cottonwood Pass Comment
  UC1928006  Conyza canadensis David Keil 2008-8-30 30561 San Luis Obispo San Luis Obispo. Behind Home Depot store along south side of Froom Ranch Way. 35 15'02.40''N x 120 41'26.73''W 43 Comment
  CAS-BOT-BC286197  Conyza canadensis Ernest C. Twisselmann 1968-10-21 15045 San Luis Obispo Estrella Road, 1.5 mile south of Highway 46 198 Comment
  SD130590  Cordylanthus rigidus subsp. rigidus Steven A. Junak, Tina J. Ayers 1989-6-28 4099 San Luis Obispo Cuesta Ridge Botanical Area: Along main road (USFS Road #29S11.3) about 0.1 miles W of Peak 2478, about 3.7 miles W of Highway 101 747 Comment
  CAS-BOT-BC287795  Coreopsis bigelovii Carl B. Wolf 1935-4-17 6458 San Luis Obispo Diablo Range. Cottonwood Canyon, 0.1 mile above W Kern County line 579 Comment
  CAS-BOT-BC287801  Coreopsis bigelovii Eben McMillan 1952-5-5 97 San Luis Obispo Red Eagle Mine, 1 mile E, 12 miles S Shandon Comment
  JEPS85866  Coreopsis calliopsidea Roy E. Buck 1989-3-24 1122 San Luis Obispo on summit of small ridge se Simmler-Soda Lake Road (0.3 road mi e of Soda Lake Rd. junction, 0.3 air km e of se tip of main Soda Lake, 24 air km sw of McKittrick (Kern Co.)); Carrizo Plain 588 Comment
  UC1285240  Coreopsis douglasii R. F. Hoover 1948-4-17 7482 San Luis Obispo Commatti Canyon Comment
  CAS-BOT-BC101426  Corethrogyne filaginifolia R. F. Hoover 1966-9-13 10007 San Luis Obispo Point Sierra Nevada Comment
  OBI16641  Corethrogyne filaginifolia Robert F. Hoover 1946-8-17 6302 San Luis Obispo N end of Morro Bay Comment
  OBI16658  Corethrogyne filaginifolia Robert F. Hoover 1967-9-13 10864 San Luis Obispo Oso Flaco Lake Comment
  OBI6643  Corethrogyne filaginifolia Greg Hassen 1975-8-7 51 San Luis Obispo Poly Cyn [Cal Poly campus, SLO] Comment
  UC1357625  Corethrogyne filaginifolia R. F. Hoover 1965-9-7 9523 San Luis Obispo w Templeton; Santa Lucia Range, Santa Rita Creek Comment
  JEPS54405  Corethrogyne filaginifolia Ernest Twisselmann 1967-8-23 13562 San Luis Obispo Eben McMillan residence Temblor Range, w San Joaquin Valley, Choice Valley, Eben McM 701 Comment
  OBI24980  Cornus glabrata David J. Keil, Dirk Walters 1980-4-26 13898 San Luis Obispo Along Town Crk near Lime Mountain Mine, West of Paso Robles Comment
  OBI7717  Cornus glabrata Christian Smith 1975-6-1 s.n. San Luis Obispo 2 mi W of Paso Robles Comment
  OBI75136  Cornus sericea Thomas Burrows 1980-4-19 71 San Luis Obispo Reservoir cyn 168 Comment
  OBI30694  Cornus sericea subsp. occidentalis Julie M. Vanderwier 1979-8-22 s.n. San Luis Obispo Indian Knob Tar Sands. Comment
  UCR31984  Cornus sericea subsp. occidentalis David J. Keil, Melissa Luckow, R. Riggins-Pimentel, R. A. Pimentel, L. Seek, et al. 1982-5-8 15964 San Luis Obispo 3.8 mi east of jctn w/ Santa Rosa Creek. Road on dirt road leading up Cypress Mtn along Steiner Creek 452 Comment
  OBI26600  Cornus sericea subsp. occidentalis Lyda W. Edge 1974-6-11 s.n. San Luis Obispo Bank of Old Creek, Santa Rita Canyon rd Comment
  SBBG34918  Cornus sericea subsp. sericea Mrs. R. W. Summers -- San Luis Obispo hills near Lea Comment
  OBI77949  Cotoneaster lacteus D. R. Miller 2013-1-28 113 .1034 San Luis Obispo hwy 1 inland shoulder about 300 m S of Moonstone Beach Dr Comment
  UC1119276  Cotula coronopifolia H. C. Lee 1936-3-13 489 San Luis Obispo Oceano Beach Arroyo Grande Quadrangle Comment
  OBI38478  Cotula coronopifolia Eric Wise 1981-6-27 741 San Luis Obispo Alamo Crk near Twitchell Res Comment
  OBI15236  Crassula aquatica Robert F. Hoover 1947-4-4 6870 San Luis Obispo 4 mi NE of Paso Robles on rd to Estrella Comment
  OBI70179  Crassula aquatica David J. Keil 1991-5-18 21541 San Luis Obispo C.T. Ranch on E and N outskirts of Cambria 100 Comment
  OBI56777  Crassula connata David J. Keil 1986-4-13 19179 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy Comment
  OBI50981  Crassula tillaea David J. Keil, Kathleen A. Keil 1994-4-3 24457 San Luis Obispo Los Padres Natl Forest. 0.3 mi S of jctn with Calif hwy 58 on forest rd 29S15. T29S, R16E, S17 457 Comment
  OBI55355  Crassula tillaea David J. Keil 1998-4-7 26590 San Luis Obispo 0.5 mi. N from Hwy 58 on Hwy 229. 396 Comment
  OBI26218  Croton californicus Mark E. Schneider 1974-8-7 s.n. San Luis Obispo S end of Morro Bay Comment
  UCR59469  Croton californicus George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  OBI54903  Croton setiger David J. Keil 1996-9-13 26033 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  OBI60117  Cryptantha clevelandii G. F. Hrusa 1995-5-28 12282 San Luis Obispo Black Butte Research Natural Area. Immed. to SW of Peak 1 Radio facility 640 Comment
  SBBG118626  Cryptantha clevelandii M. Wetherwax, E. Painter with C. Bratt 2000-5-15 SLO 111 San Luis Obispo large serpentine outcrop W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  UC1532784  Cryptantha clevelandii Robert F. Thorne 1968-6-7 37762 San Luis Obispo w of Oso Flaco Lake (between Oceano and Guadalupe); Oso Flaco Duens 10 Comment
  UCR91696  Cryptantha clevelandii George K. Helmkamp 1996-5-27 1085 San Luis Obispo Central Coast, Los Osos, northeast of the corner of Martingale Avenue and Buckskin Drive 61 Comment
  UCR50370  Cryptantha corollata F. R. Fosberg 1929-4-13 S- 01205 San Luis Obispo 25 mi from Santa Maria, toward Cuyama. 400 Comment
  OBI20712  Cryptantha corollata Robert F. Hoover 1952-5-11 8172 San Luis Obispo W base of La Panza Range at Sycamore Crk Comment
  UC1284996  Cryptantha decipiens R. F. Hoover 1947-4-20 6999 San Luis Obispo Sycamore Creek, w slope of La Panza Range La Panza Range Comment
  OBI20739  Cryptantha flaccida Robert F. Hoover 1953-5-17 8320 San Luis Obispo Head of "Skunk Well" cyn, Temblor Range Comment
  OBI69513  Cryptantha intermedia David J. Keil, with V. L. Holland 2008-6-12 30547 b 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
  OBI77783  Cryptantha intermedia G. F. Hrusa, C. Sharum 1998-4-26 14271 San Luis Obispo South Coast Ranges. Carrizo Plain Natural Area: Hills immed. E of MU ranch at S end of Plain +/- 3 mi NW of hwy 166 intersection with Soda lake Rd. USGS Quad: Ballinger Cyn 7.5 850 Comment
  UC572612  Cryptantha intermedia E. Armstrong 1934-4-1 1138 a San Luis Obispo 10 mi e Santa Margarita; San Luis Obispo Quad. 457 Comment
  OBI20747  Cryptantha intermedia Robert F. Hoover 1947-4-20 6970 San Luis Obispo Pilitas Crk district Comment
  SBBG13964  Cryptantha leiocarpa E. R. Blakley 1962-5-23 5135 San Luis Obispo near the outlet at the W edge of Oso Flaco Lake 15 Comment
  OBI74294  Cryptantha microstachys Theo Fitanides, Anthony Baniaga 2010-4-10 92 San Luis Obispo Tierra Redonda Mtn BLM ACEC 463 Comment
  OBI62726  Cryptantha nevadensis LynneDee Althouse 2003-4-10 157 San Luis Obispo Santa Margarita Ranch Comment
  RSA0020952  Cryptantha oxygona Greg Wilvert 2005-4-2 107 San Luis Obispo Southeast half of the Caliente Range: 4 km W of Caliente Mtn. 1235 Comment
  UCD119816  Cryptantha pterocarya K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  OBI75278  Cucurbita foetidissima David J. Keil, with George Butterworth 2011-9-23 31106 San Luis Obispo South end of Carrizo Plain at junction of Soda Lake Road and Pipeline Road 830 Comment
  OBI14832  Cucurbita foetidissima Robert F. Hoover 1966-10-8 10150 San Luis Obispo Pass SE end of Carrizo Plain Comment
  SBBG14679  Cucurbita palmata E. C. Twisselmann 1962-10-10 7913 San Luis Obispo Pinole Hills 640 Comment
  CAS-BOT-BC80522  Cupressus arizonica Ernest C. Twisselmann 1968-8-23 14905 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County Comment
  RSA265657  Cupressus arizonica C. W. Tilforth, Walter Wisura 1977-11-8 1418 San Luis Obispo Queen Bee Campground, west of La Panza Comment
  RSA129448  Cupressus sargentii G. T. Nordstrom 1937-6-3 1302 San Luis Obispo Cypress Mountain 884 Comment
  RSA43035  Cupressus sargentii Robert F. Hoover 1946-12-8 6570 San Luis Obispo Upper Chorro Creek Comment
  RSA17629  Cupressus sargentii C. B. Wolf 1934-11-1 6214 San Luis Obispo Chorro Creek, Santa Lucia Mountains north of National Guard Camp 229 Comment
  SEINET10531539  Cupressus sargentii Carl B. Wolf 1934-11-1 Wolf 2168 San Luis Obispo Santa Lucia Mountains. Chorro Creek, North of National Guard Camp. Upper sonoran:- Yucca whipplei, Ceanothus cuneatus. Sun. Dec. Serpentine rock. 215 Comment
  OBI73544  Cuscuta californica David J. Keil 2010-7-5 30913 San Luis Obispo La Panza Mountains. Shell Creek area, ca. 1 mile north of Highway 58 440 Comment
  OBI79546  Cuscuta californica Michael Walgren 2011-8-11 436 San Luis Obispo Callendar Dunes. in Black Lake Canyon near Highway One. 19 Comment
  CDA39959  Cuscuta pacifica T. C. Fuller 1962-7-17 9231 San Luis Obispo Mouth of Chorro Creek, Morro Bay State Park, Morro Bay. 0 Comment
  OBI14801  Cuscuta salina Robert F. Hoover 1946-10-15 6498 San Luis Obispo Avila Comment
  CDA43327  Cuscuta subinclusa David J. Keil 2011-6-26 31052 San Luis Obispo San Luis Obispo. Marigold Shopping Center. Corner of Broad Street and Tank Farm Road. Comment
  UC2027211  Cuscuta subinclusa David J. Keil 2011-6-26 31052 San Luis Obispo San Luis Obispo. Marigold Shopping Center. Corner of Broad Street and Tank Farm Road. Comment
  OBI33299  Cynara cardunculus subsp. cardunculus Cheryl Boatman 1965-5-26 10 San Luis Obispo Growing native in S San Luis Obispo 63 Comment
  OBI70771  Cynara cardunculus subsp. flavescens David J. Keil 2009-9-5 30639 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. Vicinity of 35 deg. 40.01' N x 120 deg. 35.54'W. 259 Comment
  RSA0040402  Cynodon dactylon LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6335 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  CAS-BOT-BC190322  Cynodon dactylon Ernest C. Twisselmann 1967-9-9 13685 San Luis Obispo Palo Prieta Creek below Ortega Spring. 594 Comment
  OBI69149  Cynoglossum grande John DeRosier 2001-3-5 20 San Luis Obispo Chase Family Farms, Kiler cyn, Paso Robles 500 Comment
  OBI083627  Cyperus eragrostis David J. Keil 2016-5-24 33868 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 3. In channel of tributary of Wild Cherry Creek in shade of oaks. 45 Comment
  OBI35108  Cyperus eragrostis Eric Wise 1981-7-26 967 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Poly Cyn, Cal Poly Campus Comment
  OBI26408  Cyperus eragrostis David J. Keil 1980-9-21 14267 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk cyn Comment
  RSA180137  Cyperus eragrostis Clare B. Hardham 1957-8-9 3829 San Luis Obispo Santa Lucia Mountains: Atascadero Comment
  RSA602645  Cyperus erythrorhizos George K. Helmkamp 1996-9-21 1194 -A San Luis Obispo Santa Margarita Lake., 35 deg 19.6 N. 120 deg 28.7 W. 396 Comment
  OBI30688  Cyperus niger Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  UCSB30279  Danthonia californica Hardham, Clare 1959-4-23 San Luis Obispo Tasssajara Canyon, San Luis Obispo Comment
  RSA150956  Datura ferox Clare B. Hardham 1962-9-1 8899 San Luis Obispo 6 miles east of Paso Robles, Creston Road. Comment
  IRVC29306  Datura stramonium G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8834 San Luis Obispo Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek Central Coast 136 Comment
  OBI58859  Datura wrightii David J. Keil 1998-6-30 27886 San Luis Obispo Carrizo Plain, Selby Rd., 1.4 miles S from junction with Soda Lake Rd. Comment
  SBBG107549  Datura wrightii C. B. Hardham 1956-10-21 1473 San Luis Obispo Oak Flat School Rd Comment
  OBI8987  Daucus pusillus F. Rush Jun-56 103 San Luis Obispo Mt SLO 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
  UCSC000508  Daucus pusillus E. P. Unangst, I. J. Condit 2008-4-26 s.n. San Luis Obispo above lighthouse lighthouse - Port Hartford Comment
  OBI66925  Deinandra fasciculata David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29578 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  CAS-BOT-BC299383  Deinandra increscens subsp. increscens R. F. Hoover 1969-9-15 11590 San Luis Obispo San Bernardo Creek 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
  OBI39043  Deinandra increscens subsp. increscens David J. Keil 1984-7-14 18291 San Luis Obispo 3.5 mi N of jctn with Lopez Lake rd on hwy 227 Comment
  OBI54392  Deinandra pallida George Butterworth 1995-7-9 93 San Luis Obispo Carrizo Plain Natural Area. T32S, R22E, S7, NE Qtr. 4.6 mi Se of Crocker Rd, along Elkhorn Rd 722 Comment
  CAS-BOT-BC131027  Deinandra paniculata R. F. Hoover 1965-10-6 9715 San Luis Obispo 4 mi. n. of Pozo Comment
  UC1069536  Deinandra pentactis H. C. Lee 1937-5-10 922 San Luis Obispo 2 mi se of San Miguel; Paso Robles Quadrangle Comment
  UC174182  Deinandra pentactis Katharine Brandegee 1912-10-2 San Luis Obispo near Paso Robles San Miguel Comment
  UC913080  Deinandra pentactis David D. Keck and J. Clausen 1934-4-26 2794 San Luis Obispo 6.5 mi ne of Cholame; Cottonwood Pass Comment
  UC1392762  Deinandra pentactis R. F. Hoover 1969-6-3 11365 San Luis Obispo Windmill Creek; La Panza district Comment
  OBI80392  Delairea odorata Amber Sharpe 2015-1-31 2 San Luis Obispo Bob Jones Trail, Avila Beach 38 Comment
  OBI26136  Delphinium californicum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14047 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  CAS-BOT-BC8688  Delphinium gypsophilum Alice Eastwood 1926-5-5 13883 San Luis Obispo Cholame Comment
  CAS-BOT-BC8680  Delphinium gypsophilum Roxana Stinchfield Ferris 1939-6-9 9775 San Luis Obispo 6 miles east of Huerhuero Creek on the Creston-Shandon Road Comment
  LA207341  Delphinium gypsophilum H. Lewis; M. Lewis 1952-5-1 843 San Luis Obispo 8.6 mi S of Hwy. 178 on rd. to Soda Lake Comment
  UC118595  Delphinium gypsophilum subsp. gypsophilum Alice Eastwood 1896-5-3 San Luis Obispo McDonald's Ranch Carisa Plain Comment
  CDA29606  Delphinium gypsophilum subsp. parviflorum G. F. Hrusa, S. Dubiel 2009-5-24 17871 San Luis Obispo Santa Lucia Mountains; Nacimiento Rd. +/- 1 mi. past Vista Pt., W of Paso Robles. 0 Comment
  OBI10636  Delphinium nudicaule Robert F. Hoover 1969-5-20 11321 San Luis Obispo Santa Lucia Range. Upper Las Tablas Crk Comment
  OBI10646  Delphinium parishii subsp. pallidum Robert F. Hoover 1952-5-25 8226 San Luis Obispo Caliente Mt Comment
  CAS-BOT-BC7994  Delphinium parishii subsp. parishii R. F. Hoover 1952-4-10 8114 San Luis Obispo 5 mi. s. of Simmler, Carrizo Plain. Comment
  POM100721  Delphinium parryi Marcus E. Jones 1882-5-5 s.n. San Luis Obispo San Luis Obispo. Comment
  OBI79369  Delphinium parryi David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31658 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  UC1979370  Delphinium parryi David Keil 1986-4-13 19170 San Luis Obispo 2 miles E from junction with Las Pilitas Road on Parkhill Road. S side of Highway. Comment
  CAS-BOT-BC7902  Delphinium parryi subsp. blochmaniae Roxana S. Ferris 1929-4-15 8032 San Luis Obispo Between Guadalupe and Callender Comment
  OBI69147  Delphinium parryi subsp. maritimum Carrie Carden 2001-3-12 57 San Luis Obispo Open space area behind Stoneridge Housing 30 Comment
  HSC82796  Delphinium parryi subsp. parryi R. F. Thorne, Percy C. Everett 1963-6-8 32175 San Luis Obispo 6 mi. Nw of Bradley on rd. to Jolon 213 Comment
  RSA0041502  Delphinium parryi subsp. parryi LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6418 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  UC1296242  Delphinium parryi subsp. parryi R. F. Hoover 1949-5-15 7699 San Luis Obispo on La Panza road 14 mi e Creston Comment
  RSA67317  Delphinium parryi subsp. seditiosum P. A. Munz 1951-4-14 16326 San Luis Obispo Queen Bee Public Camp, La Panza Range. 701 Comment
  CAS-BOT-BC17127  Delphinium recurvatum R. F. Hoover 1967-5-20 10581 San Luis Obispo West side of Carrizo Plain about 1 mi. s. of California Valley headquarters. Comment
  LA207598  Delphinium umbraculorum Carl Epling; R. Epling May 1947 736 San Luis Obispo 4.7 mi. S of Klau Comment
  CAS-BOT-BC7883  Delphinium variegatum Clare B. Hardham 1960-5-3 5597 San Luis Obispo Willow Creek, Elmer Cherry Ranch, Santa Lucia Mountains Comment
  UCSB57234  Dendromecon rigida Ryan, P.; Callaway, R.; Penkala, B. 1987-5-14 San Luis Obispo Along Creston Road 0.75 miles north of its intersection with Hwy. 58, 5 miles north of Santa Margarita 426 Comment
  UC1929586  Dendromecon rigida subsp. rigida Steve Boyd 2007-2-17 11711 San Luis Obispo Coast Ranges, La Panza Range; Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  CAS-BOT-BC192589  Deschampsia cespitosa subsp. holciformis R. F. Hoover 1964-6-13 9108 San Luis Obispo Near Arroyo del Oso, north of Piedras Blancas Pt. Comment
  UC1131449  Deschampsia danthonioides G. T. Nordstrom 1937-5-26 1287 San Luis Obispo 1.9 mi. n.w. Asuncion School; Adelaida Quad. 548 Comment
  OBI59703  Deschampsia elongata David J. Keil, with V. L. Holland 2001-5-29 29518 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  SBBG112798  Deschampsia elongata C. B. Hardham 1957-5-12 2030 San Luis Obispo trail to Green's Lake Comment
  OBI3983  Descurainia pinnata J. Patman 1963-4-13 1112 San Luis Obispo About 20 ft above high tide. Just S of Oceano Comment
  UCSB56122  Descurainia pinnata Penkala, Brad 1987-4-10 San Luis Obispo On south-west side of Hwy. 1, 6.0 miles north from its junction with 11th Street in Guadalupe, stabilized dunes at Nipomo Mesa 30 Comment
  UCR140386  Dichelostemma capitatum George K. Helmkamp 2004-3-15 8374 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
  UCR132045  Digitaria sanguinalis George K. Helmkamp 2003-7-31 8052 B San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  SBBG49065  Diplacus aurantiacus J. Copeland 1974-3-10 1057 San Luis Obispo Gates' property, Grand View Mesa, Nipomo Comment
  CAS-BOT-BC150435  Diplacus aurantiacus Clare B. Hardham 1959-6-29 4932 San Luis Obispo About 1 mile west of intersection of Cayucos Road and York Mt. Road Comment
  SBBG130876  Diplacus aurantiacus M. C. C. Guido 2014-5-17 1 San Luis Obispo Irish Hills Madonna Trail head Comment
  CAS-BOT-BC150709  Diplacus calycinus David D. Keck 1934-4-26 2827 San Luis Obispo East slope of Pozo Range, 6 mi. W. of La Panza 670 Comment
  SBBG39555  Diplacus fremontii C. B. Hardham 1960-6-17 6148 San Luis Obispo Chris Flood Crk Comment
  SBBG127304  Diplacus longiflorus D. Keil, M. Ritter, M. Simpson, D. Chipping, H. Bartosh, T. Crow 2013-5-2 31680 San Luis Obispo upper Alamo Crk drainage; Avenales Ranch, S of Pozo 400 Comment
  OBI51182  Dipsacus sativus Jan Barber 1993-7-9 46 San Luis Obispo San Simeon State Park Comment
  OBI42321  Dipsacus sativus David J. Keil 1986-5-31 19628 San Luis Obispo Along Turri Rd ca 1/2 mi E of jctn with South Bay Blvd Comment
  OBI22319  Distichlis spicata Robert F. Hoover 1965-9-19 9627 San Luis Obispo Carrizo Plain, on W side of Soda Lake Comment
  OBI2621  Distichlis spicata Larry E. Brown 1971-5-3 1976 San Luis Obispo In Salinas River bottomland E of Atascadero Comment
  OBI75624  Dittrichia graveolens Joe Gutshall, Ian Thompson, Julia Bozarth, Elizabeth Berry, Frankie Griggs 2011-11-3 3 San Luis Obispo Near the Irrigation Mgt Experimental Field, along Horse Crk Comment
  OBI75794  Dodecatheon clevelandii Al Lindholm 1967-4-10 152 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. North slope of Geode Mountain near pond 460 Comment
  OBI31327  Dodecatheon clevelandii Joy Nishida, David J. Keil 1982-1-23 201 San Luis Obispo American Cyn Comment
  RSA271727  Dodecatheon clevelandii subsp. sanctarum Walter Wisura 1978-2-25 3702 San Luis Obispo Cayucos, grassy, rocky (Serpentine?) slope near Whale Rock Reservoir. Comment
  CDA25902  Drosanthemum floribundum David J. Keil 2000-8-2 29048 San Luis Obispo Arroyo Grande area. Circa 0.5 miles off Lopez Drive on Hondonada Road. 0 Comment
  RSA123328  Drymocallis glandulosa T. M. Hendrix 1937-3-5 142 San Luis Obispo 2.25 miles SE of El Dorado School 442 Comment
  UC1583859  Drymocallis glandulosa var. wrangelliana David Keil with Lynne Dee Oyler and Rick Oyler 1986-5-17 19448 San Luis Obispo along ranch road ca 5 mi s Santa Margarita (Santa Margarita Ranch, eastern base of Santa Lucia Mts in area locally the eastern boundary of the Las Pilitas fire of July 1985); e base Santa Lucia Mountains, s of Santa Margarita Comment
  CDA21056  Dudleya abramsii subsp. murina G. F. Hrusa 1993-5-2 11035 San Luis Obispo Reservoir Canyon. Mid parts of canyon. Comment
  OBI15246  Dudleya abramsii subsp. murina Robert F. Hoover 1969-6-22 11377 San Luis Obispo Chorro Crk cyn (Serrano Cyn) Comment
  UC933236  Dudleya abramsii subsp. murina Peter Kamb 1950-5-12 1619 San Luis Obispo Cerro San Luis Obispo Comment
  CDA38396  Dudleya blochmaniae G. F. Hrusa 1995-6-21 12404 San Luis Obispo Hollister Peak; S base of Hollister Peak, approx. 1/4 m to NW of old homestead. Comment
  OBI69482  Dudleya blochmaniae subsp. blochmaniae Jody Olson, Amy Millan, Peter Waldburger 2005-4-14 s.n. San Luis Obispo Camp San Luis Obispo. Foxtrot range. Rock outcrop between Range Rd and Flattened area with bldg. UTM E 708005, N 3913377 Comment
  CAS-BOT-BC414968  Dudleya lanceolata R. F. Hoover 1947-7-19 7317 San Luis Obispo North edge of Santa Maria Valley on Nipomo-Guadalupe road, at base of sandy cliffs. Comment
  SBBG49114  Dudleya lanceolata J. Copeland 1974-7-19 San Luis Obispo 2 mi W of Hwy 101 on Tefft Avenue, Grand View Mesa, Nipomo Comment
  OBI77937  Dysphania ambrosioides Robert F. Hoover 1946-10-2 6456 San Luis Obispo Calif Polytechnic campus (SLO) Comment
  CAS-BOT-BC291100  Eastwoodia elegans R. F. Hoover 1946-6-2 6134 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  CAS-BOT-BC291104  Eastwoodia elegans Lonnie Belden 1965-7-16 s.n. San Luis Obispo Southwest of Caliente Mt. top 792 Comment
  RSA522563  Eastwoodia elegans David J. Keil, R. Riggins, Kathryn Bay 1986-4-26 19246 San Luis Obispo SW flank of Temblor Range. 3.05 miles east of road to center of Carrizo Plain (to RC Farm) on Elkhorn Road and north 0.25 miles to gate on unnamed dirt road. 762 Comment
  OBI82534  Echinochloa crus-galli David J. Keil 2015-7-8 33296 San Luis Obispo Atascadero. Southeast of intersection of El Camino Real and San Rafael Road 280 Comment
  OBI6477  Echinodorus berteroi Shirley Sparling 1970-10-1 1371 San Luis Obispo Along the edge of a pond just N of the airport on the campus of Calif Poltechnic College, San Luis Obispo Comment
  SEINET13752240 Image available Echium candicans Richard R. Halse 2015-1 9370 San Luis Obispo San Simeon, just north of the Motel 6 at 9070 Castillo Drive, near its junction with State Hwy. 1. 18 Comment
  SBBG94378  Ehrendorferia chrysantha T. J. Ayers with S. A. Junak 1989-6-22 765 San Luis Obispo powerline rd 0.3 mi SW of intersection with Tassajara Crk Rd, ca. 1.8 mi W of Hwy 101 Comment
  RSA769874  Ehrharta calycina David J. Keil, Matt Ritter, Mike Vasey, Brad Hall, Terry Guidetti 2009-4-4 30575 San Luis Obispo Guidetti Ranch. Indian Knob. Near ecological study plots emplaced by Cal Poly scientists in early 1980s. Comment
  SBBG110294  Ehrharta calycina C. B. Hardham 1958-4-10 3043 San Luis Obispo York Mtn, W of Templeton Comment
  UCR248814  Ehrharta calycina Mark A. Elvin, Glenn M. Greenwald 2013-2-6 7064 San Luis Obispo Central Coast, Guadalupe-Nipomo Dunes National Wildlife Refuge, north of Santa Maria River, west of Guadalupe, '4-pond Valley', near the middle ponds 18 Comment
  CAS-BOT-BC208507  Ehrharta calycina John Thomas Howell 1968-4-24 44192 San Luis Obispo Just south of Nacimiento Dam on road to Pass Robles, Santa Lucia Mts. Comment
  CAS-BOT-BC208544  Ehrharta calycina D. E. Breedlove 1962-3-29 2022 San Luis Obispo Nipomo Plain, 6.2 miles north of Santa Maria River 106 Comment
  OBI57740  Elatine brachysperma David J. Keil 1998-5-6 27110 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  OBI35152  Eleocharis macrostachya Eric Wise 1981-6-26 708 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Arroyo Laguna. 15.2 mi S of Monterey Border Comment
  OBI35183  Eleocharis macrostachya Eric Wise 1981-9-2 1080 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. A farm pond 3.1 mi S of Nacimiento Dam on G14 Comment
  OBI66106  Eleocharis macrostachya D. R. Miller 1994-5-11 594 -328 San Luis Obispo Pine Mt Region. Along pond edge at Egeberg's pond, San Simeon crk drainage 610 Comment
  OBI79367  Eleocharis macrostachya David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31652 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  CAS-BOT-BC112674  Eleocharis parishii R. F. Hoover 1969-7-3 11410 San Luis Obispo Salinas River at Paso Robles. Comment
  CAS-BOT-BC112670  Eleocharis parishii Clare Butterworth Hardham 1957-6-4 2067 San Luis Obispo San Marcos Creek near Oak Flat Rd. Comment
  OBI22614  Eleocharis parishii Robert F. Hoover 1946-9-15 6409 San Luis Obispo Crossing of San Juan river on Pozo Summler rd Comment
  OBI66571  Elodea canadensis D. R. Miller 1997-8-3 897 -677 San Luis Obispo Pine Mt Region. At Cat Fish Pond, near Monterey County line 600 Comment
  OBI21759  Elymus glaucus Robert F. Hoover 1953-5-3 8284 San Luis Obispo Lopez Cyn Comment
  OBI29018  Elymus glaucus David J. Keil 1982-6-4 16179 San Luis Obispo El Chorro Regional Park NE of San Luis Obispo. Ca. 1 mi E of County Educational Facility, just E of old washed out bridge Comment
  UC188813  Elymus glaucus J. H. Barber 1899-5-22 San Luis Obispo Santa Lucia Mts. Comment
  UCD61826  Elymus glaucus G. F. Hrusa 1993-5-22 11125 San Luis Obispo San Luis Obispo Co.: Black Butte Research Natural Area. Near Radio Facility 2. 650 Comment
  OBI21757  Elymus glaucus Robert F. Hoover 1964-6-5 8934 San Luis Obispo Near summit of ridge W of upper Lopez Cyn Comment
  POM262007  Elymus glaucus I. L. Wiggins 1929-4-16 3637 San Luis Obispo Near Old Creek, 6 miles N. of Moro. Comment
  UCD61855  Elymus glaucus T. M. Hendrix 1937-6-6 261 San Luis Obispo San Luis Obispo Co.: 1 1/2 miles N.W. of New District School. 411 Comment
  OBI58431  Elymus mollis subsp. mollis Austin P. Griffiths, Phil Lafollette, Dominic Santangelo 1983-7-8 s.n. San Luis Obispo Morro Bay Sandspit. Two hillock foredune colonies 100 yds S and across (latter significant size) of experimental well at high-tide line, just S of 4 th major blowout N of access rd, Morro Bay Sandspit, nr southerly 1/3 3 Comment
  OBI21612  Elymus multisetus Robert F. Hoover 1964-7-9 9134 San Luis Obispo Near Rinconada Mine W of Pozo Comment
  OBI78009  Emex spinosa Michael Walgren 2013-4-16 291 San Luis Obispo Los Osos, roadside along Los Osos Valley rd. On the N side of rd between Broderson and Palisades sts. 32 Comment
  OBI56779  Emmenanthe penduliflora David J. Keil 1986-4-13 19187 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill Rd. S side of hwy Comment
  SEINET4136581  Emmenanthe penduliflora David Keil 1987-5-6 20122 San Luis Obispo Highway 229 ca 1/2 mile north of junction highway 58.; 0 Comment
  UC455946  Emmenanthe penduliflora Miss Magdalene Venable 1908-3-18 San Luis Obispo Cuesta Comment
  UC55304  Emmenanthe penduliflora J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  HSC101503  Ephedra californica J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12743 San Luis Obispo Along the Soda Lake-San Diego Creek Road 385 Comment
  OBI37736  Ephedra californica Lyman Benson 1963-4-13 16246 San Luis Obispo Cuyama Valley, 1.5 mi S of the intersection of State 166 (Mariposa-Santa Maria) and US 399 610 Comment
  OBI70543  Ephedra californica G. F. Hrusa 2005-3-31 16396 San Luis Obispo Flats at base of Caliente Mts, immed. W of Swain Ridge. Carrizo Plain Natural area 747 Comment
  POM307591  Ephedra californica Lyman Benson 1963-4-13 16246 San Luis Obispo Cuyama Valley 1.5 miles south of the intersection of State 166 (Mariposa-Santa Maria) and US 399 (Ojai Road) 610 Comment
  OBI11879  Epilobium canum Robert F. Hoover 1965-9-19 9598 San Luis Obispo Calf Cyn Comment
  SBBG104423  Epilobium canum subsp. canum F. L. Johnson, N. A. McCarty 1993-10-15 ROB 753 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC166432  Epilobium canum subsp. canum R. F. Hoover 1965-9-29 9680 San Luis Obispo Tassajera Creek. Santa Lucia Range Comment
  OBI11880  Epilobium canum subsp. canum Robert F. Hoover 1967-9-5 10873 San Luis Obispo Mouth of Poly Cyn, San luis Obispo Comment
  OBI42713  Epilobium ciliatum subsp. watsonii David J. Keil 1977-8-21 12517 San Luis Obispo 3 mi W of cuesta college along Calif Hwy 1. Small stream S of hwy Comment
  OBI55664  Epilobium minutum David J. Keil 1989-6-9 21248 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  UCR42835  Epilobium minutum David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18663 San Luis Obispo Central Coast, 19.1 mi from Calif. Hwy 1 along San Simeon Creek Road, north of Rocky Butte lookout 716 Comment
  UC2026379  Epipactis gigantea Louis C. Wheeler 1964-7-21 8493 San Luis Obispo Ragged Point Inn, 2 miles northerly of Ragged Point. Comment
  OBI35079  Equisetum arvense Eric Wise 1981-11-29 1248 San Luis Obispo Lopez Canyon. Approx. 6 miles NW of Hi Mtn. Road. Comment
  OBI1032  Equisetum hyemale R. F. Hoover 1946-10-5 6459 San Luis Obispo Villa Creek, between Cayucos and Cambria Comment
  CDA42476  Equisetum scirpoides Phil Ashley 1999-3-3 s.n. San Luis Obispo Campus of California Polytechnic State University. Stream flowing through Cal Poly Arboretum. 0 Comment
  SD38388  Equisetum telmateia subsp. braunii Edith A. Purer 1932-8-28 4835 a San Luis Obispo Oceano Comment
  SEINET6842402  Equisetum telmateia subsp. braunii Larry M. Page 1994-3-21 s.n. San Luis Obispo Camp San Luis Obispo, Site # CSLO 9, Dairy Creek (Chorro Creek - Pacific Ocean Dr.), Mendocino Avenue, just east junction Amador Avenue. Comment
  CAS-BOT-BC209654  Eremalche parryi R. F. Hoover 1947-4-4 6887 San Luis Obispo West side of Cottonwood Pass Comment
  UC2027010  Eremalche parryi Greg Wilvert 2005-3-27 56 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1.1km NW of Wells Canyon Comment
  CAS-BOT-BC203241  Eremalche parryi Chester Dudley 1936-5-1 s.n. San Luis Obispo Painted Rock, Carrisa Plain Comment
  CAS-BOT-BC209637  Eremalche parryi Ernest C. Twisselmann 1955-6-7 2121 San Luis Obispo San Emigdio Range. Cuyama Valley: Ventura Highway, 1 mile north of Santa Barbara County line 739 Comment
  CAS-BOT-BC214403  Eremalche parryi subsp. kernensis R. F. Hoover 1965-4-24 9349 San Luis Obispo Hill just east of San Juan River, La Panza district Comment
  CAS-BOT-BC214407  Eremalche parryi subsp. kernensis Ernest C. Twisselmann 1958-5-12 4462 San Luis Obispo Temblor Range and the Western San Joaquin Valley. North end of Panorama Hills 731 Comment
  OBI45905  Eremalche parryi subsp. kernensis David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19284 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade rd on Elkhorn rd. T32S, R22E, SW corner of sect 7 Comment
  SBBG105441  Eremalche parryi subsp. kernensis C. F. Smith 1993-4-23 San Luis Obispo base of Chalk Mtn, Caliente Range on Russell Ranch Comment
  SBBG109833  Eremalche parryi subsp. parryi C. B. Hardham 1959-4-14 4256 San Luis Obispo ca. 25 mi E of Paso Robles, jct of Camatta Rd and Shell Crk Rd Comment
  RSA784518  Eremocarpus setiger Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-18 41 San Luis Obispo close to KCL Campground, west of Soda Lake Road, 10.4 miles south of Goodwin Education Center, and 19 miles north of State Highway 166 Comment
  SBBG18361  Eriastrum densifolium M. A. Piehl 1963-8-4 63791 San Luis Obispo 0.1 mi NW of N arm of Oso Flaco Lake 15 Comment
  OBI70489  Eriastrum densifolium subsp. densifolium Larry Kelly, David J. Keil 1988-10-1 286 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UCR98914  Eriastrum densifolium subsp. densifolium George K. Helmkamp 1997-6-20 2050 San Luis Obispo Central Coast, Los Osos, c. 0.2 mi. NE of Buckskin & Martingale 27 Comment
  UC23871  Eriastrum densifolium subsp. elongatum Mrs. Blochman San Luis Obispo Santa Maria Comment
  OBI47622  Eriastrum hooveri David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19278 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade Rd on Elkhorn Rd. T32S, R22E, SW corner of sect 7 Comment
  CAS-BOT-BC514842  Eriastrum pluriflorum subsp. pluriflorum A. E. Wieslander 1934-4-27 466 San Luis Obispo Near San Juan River 457 Comment
  OBI7643  Eriastrum pluriflorum subsp. pluriflorum Christian Smith 1974-5-15 San Luis Obispo California Valley along highway 58 Comment
  OBI16587  Ericameria arborescens Robert F. Hoover 1946-9-15 6403 San Luis Obispo Rinconada district, between Santa Margarita and Pozo Comment
  OBI16589  Ericameria arborescens Robert F. Hoover 1965-9-29 9674 San Luis Obispo Tassajera crk Comment
  UC1285041  Ericameria arborescens R. F. Hoover 1946-8-17 6295 San Luis Obispo 5 mi above County Park (upper Arroyo Grande); Arroyo Grande Comment
  SBBG66049  Ericameria cuneata C. F. Smith 1974-10-4 10772 San Luis Obispo Big Rocks area, just N of the Cuyama River, near lower end of Cuyama Valley Comment
  UC1118710  Ericameria cuneata var. spathulata H. C. Lee 1936-5-27 641 San Luis Obispo 2.5 mi se of Colwell Ranch Santa Barbara National Forest, Nipomo Quadrangle (in rocks) Comment
  OBI16556  Ericameria ericoides Robert F. Hoover 1946-10-20 6507 San Luis Obispo Price Canyon Comment
  SJSU1448  Ericameria ericoides C. W. Sharsmith 1953-11-29 6115 San Luis Obispo Pismo Beach Comment
  UCR134383  Ericameria ericoides George K. Helmkamp 2003-9-26 8169 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  UCD131379  Ericameria linearifolia K. Esau 1935-4-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  OBI58247  Erigeron blochmaniae Austin P. Griffiths 1986-6-11 San Luis Obispo Guadalupe Dunes; at SW corner of causeway, Oso Flaco Lake Comment
  UC1969509  Erigeron blochmaniae Pete Waldburger 1992-6-22 s.n. San Luis Obispo Coastal between Morro Bay Sand Spit and Point Buchon. Comment
  CAS-BOT-BC293648  Erigeron blochmaniae Ernest C. Twisselmann 1955-10-1 2424 San Luis Obispo Sand dunes at southwest end of Morro Bay 6 Comment
  OBI6644  Erigeron foliosus Greg Hassen 1975-8-7 50 San Luis Obispo Poly Cyn [Cal Poly campus, SLO] Comment
  OBI73262  Erigeron glaucus Michael Walgren 2010-8-13 180 San Luis Obispo San Simeon State park, on bluff immed S of Arroyo de la Cruz Comment
  OBI66743  Erigeron philadelphicus David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-11 29803 San Luis Obispo Santa Margarita Ranch. Trout Creek. Vicinity of 35.35708 deg. N x 120.56807 deg. W 375 Comment
  OBI16525  Erigeron sanctarum Robert F. Hoover 1947-5-4 7120 San Luis Obispo Cambria Comment
  CAS-BOT-BC283003  Eriochloa lemmonii Ernest C. Twisselmann 1968-10-11 15015 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County, Temblor Range and teh Wetern San Joaquin Valley 670 Comment
  CDA17581  Eriodictyon altissimum Austin Griffiths, D. Ragan 1981-12-13 s.n. San Luis Obispo Montana de Oro State Park; ca. 2 mi. E of Pecho Road along S leg of East Hazard Canyon loop trail, 0 Comment
  SJSU5500  Eriodictyon altissimum W. Savage 1965-4-7 491 San Luis Obispo Indian Knob, 3 mi W of San Luis airport 268 Comment
  OBI66989  Eriodictyon californicum David J. Keil 2000-6-28 28829 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, west of California Highway 1 0 Comment
  UCR159849  Eriodictyon tomentosum George K. Helmkamp, E. A. Helmkamp 2005-6-12 9642 San Luis Obispo South Central Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 6.7 miles east of Santa Margarita 485 Comment
  RSA0064142  Eriodictyon tomentosum Marck Menke 2002-3-30 137 San Luis Obispo La Panza Range, near the eastern end of Pozo Road. Comment
  UCD119311  Eriodictyon traskiae G. F. Hrusa 1993-5-22 11111 San Luis Obispo San Luis Obispo County: Along main ridge road, approx. 1 m. N of Mt. Lowe. Black Butte Research Natural Area. 600 Comment
  CDA20417  Eriodictyon traskiae subsp. smithii J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  OBI23022  Eriodictyon traskiae subsp. smithii Robert J. Rodin 1962-5-8 6865 San Luis Obispo Ridge 1-1/2 mi SE of Cuesta Summit, 4 mi N of San Luis Obispo Comment
  CAS-BOT-BC248555  Eriogonum angulosum R. F. Hoover 1949-5-29 7728 San Luis Obispo Cottonwood Pass, west side Comment
  CAS-BOT-BC248579  Eriogonum angulosum Ernest C. Twisselmann 1956-11-24 3258 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon 685 Comment
  UC6219  Eriogonum angulosum L. Jared 1897-3-4 San Luis Obispo Estrella South Coast Ranges Comment
  CAS-BOT-BC248709  Eriogonum arborescens Ernest C. Twisselmann 1966-9-10 12800 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  JEPS108397  Eriogonum baileyi David Gowen 2005-5-10 288 San Luis Obispo Shell Creek Road. Common along sandy drainage. Comment
  SEINET6332087  Eriogonum clavatum David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1981-4-24 14479 San Luis Obispo Road at S end of Soda Lake, c. 0.25 mi east of Soda Lake Rd. 586 Comment
  CAS-BOT-BC246592  Eriogonum elegans Ernest C. Twisselmann 1955-9-1 2363 San Luis Obispo La Panza Range. Upper Mariana Creek 560 Comment
  CAS-BOT-BC249817  Eriogonum elongatum var. elongatum R. F. Hoover 1965-9-19 9619 San Luis Obispo West edge of Carrizo Plain, west of Simmler Comment
  UC2027462  Eriogonum elongatum var. elongatum Greg Wilvert 2005-7-20 500 San Luis Obispo Southeast Half of the Caliente Range. 1.3 km W of Semper Spring. Comment
  OBI60711  Eriogonum fasciculatum Ann Cochran 1986-7-19 27 San Luis Obispo Orchard at the corner of Cucamunga and Doris trail 579 Comment
  RSA202085  Eriogonum fasciculatum var. fasciculatum L. M. Booth 1932-5-6 765 San Luis Obispo San Luis Obispo Comment
  SEINET3993833  Eriogonum fasciculatum var. foliolosum R. R. Halse 2012-3-26 8436 San Luis Obispo Along State Hwy 1, ca. 0.7 miles north of Cayucos 14 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-BC250534  Eriogonum gracile Alice Eastwood 1927-7-30 14997 San Luis Obispo Along road from Arroya [Arroyo] Grande to Huasna Comment
  UC1927957  Eriogonum gracile David Keil 2002-9-12 29925 San Luis Obispo North of Arroyo Grande, W Ormonde Road, ca. 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 W Ormonde Road Comment
  CAS-BOT-BC261151  Eriogonum gracillimum Ernest C. Twisselmann 1954-6-5 1333 San Luis Obispo Panorama Hills, Southeastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 670 Comment
  OBI65173  Eriogonum heermannii Greg Wilvert 2005-6-13 473 San Luis Obispo SE Half of the Caliente Range; 1 km W of the N end of Padrones Cyn 1010 Comment
  CAS-BOT-BC261191  Eriogonum heermannii var. heermannii R. F. Hoover 1952-5-24 8218 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC266838  Eriogonum ordii Ernest C. Twisselmann 1957-5-3 3467 San Luis Obispo Padrone Spring Canyon, Caliente Range 762 Comment
  OBI10976  Eriogonum parvifolium Robert F. Hoover 1969-9-21 11601 San Luis Obispo S end of Morro Bay Comment
  UC771740  Eriogonum parvifolium R. F. Hoover 1946-8-26 6355 San Luis Obispo w side of Los Osos Valley Los Osos Valley Comment
  CAS-BOT-BC268391  Eriogonum roseum R. F. Hoover 1966-9-16 10067 San Luis Obispo Creston Comment
  JEPS56526  Eriogonum roseum Mrs. R. W. Hart 1935-8-10 San Luis Obispo Paso Robles - River Road Comment
  SBBG47384  Eriogonum roseum J. Copeland 1973-9-8 1015 San Luis Obispo 3.9 mi S of jct of St Hwys 41 and 229 Comment
  OBI65136  Eriogonum viridescens Greg Wilvert 2005-5-11 404 San Luis Obispo SE half of the Caliente Range. 1.3 km SSW of Semper Spring 1169 Comment
  OBI80988  Eriophyllum confertiflorum Lyla Khan, Alyssa Moore, Richard Squeri, Tyler Griffith, Frances Nguyen-Khoa 2015-4-19 3 San Luis Obispo Prospects Fire Lookout Tower (Bowden Ranch Open Space), left side of trail about .2 miles up the trail Comment
  OBI16510  Eriophyllum confertiflorum B. A. Smith 1966-4-28 63 San Luis Obispo About 1/4 mi S of Cambria on Cambria Rd Comment
  SBBG8167  Eriophyllum confertiflorum var. confertiflorum C. B. Hardham 1958-4-28 3142 San Luis Obispo between San Juan and Carissa Plains, W of Simmler, Paso Robles-Simmler Rd Comment
  SBBG8169  Eriophyllum confertiflorum var. confertiflorum C. B. Hardham 1958-5-7 3210 San Luis Obispo between Bee Rock and the Nacimiento River Comment
  UC455782  Eriophyllum confertiflorum var. confertiflorum Unangst 1905-5-17 580 San Luis Obispo Oak Park Comment
  SBBG18785  Eriophyllum lanatum var. achilleoides C. B. Hardham 1963-5-23 10846 San Luis Obispo Sargent Cypress Grove, Cypress Mtn 609 Comment
  SEINET7072457  Eriophyllum multicaule A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes about 7 miles south of Arroyo Grande. Coordinate datum: NAD27. Comment
  POM216198  Eriophyllum multicaule D. D. Keck 1933-5-5 2226 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern San Luis Obispo County Comment
  SBBG87660  Eriophyllum pringlei C. F. Smith 1950-4-28 2691 San Luis Obispo grade near Syncline Hill Comment
  UC1260226  Eriophyllum pringlei Dale E. Johnson with J. E. Eckenwalder 1976-4-24 224 San Luis Obispo near Creston (8.7 km (5.4 mi) w of CA 58 (at Wilson Corner) and 6.9 km (4.3 mi) e of CA 41 (Shandon-Atascadero rd) on Paso Robles-Simmler rd) 440 Comment
  CAS-BOT-BC301956  Eriophyllum staechadifolium Ernest C. Twisselmann 1955-10-1 2416 San Luis Obispo Morro Rock 4 Comment
  CAS-BOT-BC301960  Eriophyllum staechadifolium D. E. Breedlove 1962-8-7 4104 San Luis Obispo Near Oso Flaco Lake. 3 miles north of Guadalupe Comment
  CDA11602  Eriophyllum staechadifolium G. F. Hrusa 1995-6-21 12407 San Luis Obispo Hollister Peak; \SW-facing shoulder of Hollister Peak. Comment
  OBI74320  Erodium botrys Theo Fitanides, Anthony Baniaga 2010-3-26 63 San Luis Obispo Tierra Redonda Mtn BLM ACEC 347 Comment
  SEINET10693356  Erodium botrys John R. Stone, Sharon A. Bodine 2000-4-8 Stone 2918 San Luis Obispo San Luis Obispo. Off Hwy. 101, ca. 5 km north of San Luis Obispo. Roadside and stream bottoms. 330 Comment
  OBI25910  Erodium cicutarium unk 1981-3-5 12 San Luis Obispo Off to the rt on rd leading to Poly Cyn; 1/2 mi on rd towards cyn Comment
  OBI14103  Erodium moschatum Jim Heaston 1955-10-9 21 San Luis Obispo Cal Poly San Luis Obispo Comment
  OBI31809  Erodium moschatum Smeltzer, Turnquist 1982-4-6 3 San Luis Obispo SE side of Laguna lake park Comment
  OBI43639  Erodium moschatum J. Burns and J. Souza, J. Souza 1979-4-29 San Luis Obispo S of San Luis Obispo along Oak park Rd, ca 1/2 mi N of Arroyo Grande Comment
  OBI67810  Erodium moschatum M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-7 CR- 2 San Luis Obispo Camp Roberts. Near jctn of San Antonio Rd and abandoned part of Bee Rock Rd (across impact area), near SW gate of impact area 200 Comment
  OBI64609  Eryngium David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28683 San Luis Obispo Camp Roberts; along C25 Road, ca. 0.4 air km sw of jctn. With Avery Road, ca. 3.2 air km due w of Nacimiento River, ca. 2.5 air km due n of Nacimiento River. Vicinity of 35.7724 deg. N, 120.8191 deg. W (UTM: zone 10S 697140 E, 3960700 N). Comment
  OBI8981  Eryngium armatum Robert F. Hoover 1969-8-1 11511 San Luis Obispo Cambria Comment
  CAS-BOT-BC54486  Erysimum capitatum R. F. Hoover 1950-5-6 7888 San Luis Obispo La Panza district. Comment
  CAS-BOT-BC54475  Erysimum capitatum Ira L. Wiggins 1926-5-9 2083 San Luis Obispo Roadside 2.5 miles east of Templeton. Comment
  UC455740  Erysimum capitatum J. E. Roadhouse May 1905 San Luis Obispo Davis Canyon Comment
  OBI31136  Erysimum capitatum var. capitatum Julie M. Vanderwier 1979-5-23 129 San Luis Obispo Indian Knob Tar Sands Comment
  OBI4255  Erysimum capitatum var. capitatum Waltern Kent Smith 1971-2-27 16 San Luis Obispo 305 Comment
  CAS-BOT-BC55220  Erysimum suffrutescens Chester Dudley 1936-7-1 s.n. San Luis Obispo Morro. Comment
  SBBG49342  Erysimum suffrutescens L. W. Edge 1971-2-5 13 San Luis Obispo near Oso Flaco Lake Comment
  OBI15071  Erysimum suffrutescens Robert F. Hoover 1948-3-26 7430 San Luis Obispo Sunnyside School near Baywood Park Comment
  SBBG26500  Erysimum suffrutescens J. Patman 1963-5-30 San Luis Obispo US Hwy 1, 0.6 mi S of the Santa Maria Refining Stn, between Oceano and Guadalupe Comment
  UC1034723  Erysimum suffrutescens G. B. and R. P. Rossbach 1938-5-6 826 San Luis Obispo Route 1 6 mi n Guadalupe Comment
  OBI58730  Erythranthe floribunda Clare B. Hardham 1958-5-27 3423 San Luis Obispo Santa Lucia mts. 0.5 mi W of Chimney Rock, North Rd to Adelaida Comment
  CAS-BOT-BC383160  Erythranthe guttata David B. Lowry 2005-4-30 SLO San Luis Obispo In creek north of Hwy. 41 at mile marker 10.00 335 Comment
  OBI75087  Eschscholzia caespitosa Michael Walgren 2011-4-27 228 San Luis Obispo Pacific Gas and electric Diablo Nuclear Facility Comment
  UCR122463  Eschscholzia caespitosa George K. Helmkamp, E. A. Helmkamp 1998-5-20 4003 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  CAS-BOT-BC402823  Eschscholzia caespitosa Peter H. Raven 1962-3-24 16957 San Luis Obispo Steep hill at turn to Avila on U. S. Highway 101 30 Comment
  CAS-BOT-BC402827  Eschscholzia caespitosa Clare B. Hardham 1956-4-4 376 San Luis Obispo Santa Lucia Mountains. Marquart Ranch, Jack Mt. Comment
  OBI78374  Eschscholzia caespitosa B. A. Smith 1966-4-16 55 San Luis Obispo 2-3 mi W on Cuesta Ridge from hwy 101 Cuesta Summit Comment
  SD60354  Eschscholzia caespitosa Peter H. Raven 1962-3-24 16957 San Luis Obispo Steep hill at turn to Avila on U. S. Highway 101. 29 Comment
  OBI28157  Eschscholzia californica Jeffrey Null 1980-5-13 48 San Luis Obispo Ecological Study Area, Calif Polytechnic State Univ, San Luis Obispo Comment
  OBI35294  Eschscholzia californica Melody Dickens 1980-5-30 30 BH San Luis Obispo Black Hill, Morro Bay state Park. Near base of hill Comment
  UCD94268  Eschscholzia californica Shannon M. Still 2008-4-14 407 San Luis Obispo California. San Luis Obispo County. 659 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-BC403495  Eschscholzia californica T. C. Fuller 1967-5-11 15818 San Luis Obispo Opposite 1697 Front St. (Hwy 1), Oceano Comment
  CAS-BOT-BC403511  Eschscholzia californica Ernest C. Twisselmann 1953-6-1 227 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County Comment
  OBI11819  Eschscholzia californica Robert F. Hoover 1947-3-23 6712 San Luis Obispo 5 mi SE of Santa Margarita on rd to Pozo Comment
  OBI6964  Eschscholzia californica Gerry Uenaka 1974-2-25 26 San Luis Obispo 400 yds Inland from the cable landing at Montana de Oro State park 24 Comment
  RSA201521  Eschscholzia hypecoides Robert F. Hoover 1950-4-2 7784 San Luis Obispo W branch of Fernandez Creek just above La Panza-Creston Rd. Comment
  CAS-BOT-BC76477  Eschscholzia lemmonii R. F. Hoover 1950-4-2 7789 San Luis Obispo West edge of Carrizo Plain west of Simmler. Comment
  UC1126427  Eschscholzia lemmonii T. M. Hendrix 1937-4-22 58 San Luis Obispo 3 mi ne Huerhuero School (Plot 107); Pozo Quadrangle Comment
  OBI12261  Eucalyptus globulus R. A. Hays 1957-10-12 s.n. San Luis Obispo Perfumo Cyn Comment
  OBI12254  Eucalyptus polyanthemos Jack M. Farrell 1955-2-21 59 San Luis Obispo Cal Poly campus Comment
  HSC91676  Eucalyptus tereticornis Susan H. Bicknell 1988-11-26 San Luis Obispo Montana de Oro State Park, Camp Keep. Comment
  OBI13934  Eucrypta chrysanthemifolia var. chrysanthemifolia F. Rush July1956 109 San Luis Obispo Mt SLO Comment
  OBI34408  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil, Kathy Jones 1982-4-4 15819 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  UC639026  Eucrypta chrysanthemifolia var. chrysanthemifolia Bernard Miossi 1939-5-5 82 San Luis Obispo 1 mi n San Luis Obispo 76 Comment
  OBI33945  Euphorbia maculata David J. Keil 1983-10-22 18002 San Luis Obispo Campus of Calif Polytechnic State University near Fisher Hall Comment
  OBI26512  Euphorbia maculata Kathlene Henry 1979-7-29 28 San Luis Obispo So. Higuera Rd, 500 ft S of Tank Farm Rd Comment
  OBI60894  Euphorbia oblongata Meghan Reeves 2002-5-15 9 San Luis Obispo N bank on Abbot St E of Grand Ave 70 Comment
  CAS-BOT-BC207076  Euphorbia ocellata Clare B. Hardham 1956-10-21 1472 San Luis Obispo Oak Flat, Santa Lucia Mountains Comment
  OBI57753  Euphorbia peplus David J. Keil 1998-3-27 26491 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  CDA43329  Euphorbia serpillifolia subsp. hirtula David J. Keil 2011-9-1 31096 San Luis Obispo Los Osos. Along Binscarth Road between Nancy Ave. and Pecho Road. Comment
  OBI72292  Euphorbia spathulata Anthony Baniaga, Theo Fitanides 2010-4-18 126 San Luis Obispo Tierra Redonda Mtn BLM ACEC 353 Comment
  SBBG45690  Extriplex californica L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  CDA16877  Festuca arundinacea 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
  CAS-BOT-BC278291  Festuca californica Clare B. Hardham 1960-5-5 5832 San Luis Obispo Santa Lucia Mountains. Pine Mt. north of Cambria Comment
  UCR87262  Festuca dertonensis George K. Helmkamp 1993-3-5 s.n. San Luis Obispo NW of Cerro Alto mtn on the downslope toward Morro Bay 457 Comment
  OBI21830  Festuca elmeri Robert F. Hoover 1949-5-19 7713 San Luis Obispo forks of San Simeon Crk Comment
  OBI21853  Festuca microstachys Eben McMillan 1952-5-2 84 San Luis Obispo Choice Valley- 1 mi S, 8 mi E Shandon Comment
  OBI80606  Festuca microstachys David J. Keil 1992-1 22966 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI21840  Festuca microstachys Robert F. Hoover 1966-4-20 9813 San Luis Obispo E of Atascadero on Creston road, on grade E of Salinas River Comment
  UCSB30273  Festuca myuros Hardham, Clare 1961-5-18 San Luis Obispo between Pine Mt. and Rooky Butte; Santa Lucia Mountains Comment
  OBI21882  Festuca octoflora Robert F. Hoover 1967-5-6 10531 San Luis Obispo Jack Lake Comment
  OBI43344  Festuca perennis Eric Wise 1981-9-17 1116 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 Plant Comment
  RSA750498  Festuca rubra David J. Keil 1998-7-13 27917 San Luis Obispo San Luis Obispo. Catchment basin just E of railroad tracks adjacent to Tank Farm Rd. Comment
  UCSB4025  Frangula californica Keator, Glenn 1959-4-12 San Luis Obispo Cambria Pines Lodge, Cambria Comment
  CAS-BOT-BC52666  Frangula californica subsp. californica Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  OBI14188  Frankenia salina Robert F. Hoover 1969-7-19 11501 San Luis Obispo south of Pismo Crk near Pismo Beach Comment
  CAS-BOT-BC211642  Frankenia salina Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes Ranch Comment
  UC456209  Fraxinus dipetala C. L. Flint 1914-3-29 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC205935  Fremontodendron californicum Alice Eastwood; John Thomas Howell 1937-5-1 4184 San Luis Obispo Pettits [Pettitt] Canyon, San Luis Range Comment
  CAS-BOT-BC130230  Fritillaria agrestis R. F. Hoover 1957-3-28 8378 San Luis Obispo Highland district Comment
  OBI21368  Fritillaria agrestis Eben McMillan 1952-4-27 63 San Luis Obispo Temblor Mtn, N side 1 mi SW of Carneros Rocks Comment
  CAS-BOT-BC130293  Fritillaria biflora R. F. Hoover 1947-3-23 6719 San Luis Obispo Rinconada Mine Comment
  OBI27206  Fritillaria biflora Thomas Burrows 1981-4-9 131 San Luis Obispo Reservoir Cyn Comment
  UC1296313  Fritillaria biflora R. F. Hoover 1947-3-8 6652 San Luis Obispo San Simeon Comment
  UCSB34464  Fritillaria biflora Roberts, Fred 1980-3-7 San Luis Obispo Poly Canyon, 2.0 km. north of Cal Poly San Luis Obispo campus 152 Comment
  SDSU19715  Fritillaria biflora var. biflora Sean Ryan, Danielle Castle, Lidia Damico 2010-4-3 30 San Luis Obispo Top of ridge west of Reservoir Canyon and east of San Luis Obispo Adult School, accessed from Lizzie Street. Approximately 60 yards northeast of orange tower. 462 Comment
  SBBG112592  Fumaria parviflora C. B. Hardham 1968-3-31 15551 San Luis Obispo Huntington Ranch, 6 mi E of Paso Robles Comment
  UC1927759  Galium andrewsii subsp. gatense David Keil 1998-5-4 27061 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  UC1143127  Galium angustifolium subsp. angustifolium G. T. Nordstrom 1937-6-1 1297 San Luis Obispo 1.5 mi nw Mammoth Rock School; Adelaida Quadrangle Comment
  JEPS13228  Galium angustifolium subsp. angustifolium Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5251 San Luis Obispo State Hwy 178 2.3 mi below and w Pozo Summit (rocky road-cut along grade over range); La Panza Range 670 Comment
  OBI9915  Galium aparine Robert F. Hoover 1954-5-15 8344 San Luis Obispo Calf Cyn Comment
  UCSB70429  Galium californicum H., B.; N., C. 1989-5-18 San Luis Obispo Miossi property Comment
  OBI42188  Galium californicum subsp. flaccidum David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19496 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
  RSA0039786  Galium californicum subsp. maritimum LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6447 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  SBBG18185  Galium hardhamiae C. B. Hardham 1958-9-25 3062 San Luis Obispo NE slope of Cypress Mtn Comment
  SBBG93739  Galium porrigens var. porrigens S. A. Junak 1990-4-17 4171 San Luis Obispo just N of USFS Rd 29S11.3, ca. 0.1 mi W of W boundary of Cuesta Ridge Botanical Area, 5.3 mi W of US Hwy 101 783 Comment
  CAS-BOT-BC303461  Gamochaeta ustulata Clare B. Hardham 1958-2-13 1816 San Luis Obispo Santa Lucia Mts. Cambria Comment
  HSC91782  Gamochaeta ustulata Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro State Park, MDO1 Comment
  JEPS96514  Gamochaeta ustulata Dean W. Taylor 1971-4-24 1035 San Luis Obispo Cuesta Ridge, in Cuesta Ridge Botanical Area along the ridge at Firebreak Benchmark 2476 746 Comment
  RSA121132  Garrya elliptica H. C. Lee 1936-4-9 556 San Luis Obispo One mile east of Saddle Peak 503 Comment
  CDA11556  Garrya veatchii G. F. Hrusa 1993-5-22 11101 San Luis Obispo Black Butte Research Natural Area. Approx. 1/2 m N of Mt. Lowe. Comment
  POM116293  Gastridium phleoides Marcus E. Jones 1882-5-9 s.n. San Luis Obispo [No additional locality information.] Comment
  OBI69702  Gastridium phleoides Steven A. Junak 1989-4-27 3980 San Luis Obispo Flora of Cuesta Ridge Botanical Ara, Los Padres Natl ForestCuesta Ridge; Along N side of main rd (USFS rd #29S11.3) at intersection with rd to abandoned mine at Dughi Spring, about 1.8 mi W of E boudnary sign, roughly 4.8 mi W of hwy 101 799 Comment
  OBI29109  Gaultheria shallon Karen Symonds 1982-7-17 13 San Luis Obispo Montana de Oro State Park, along Coon Creek trail. Comment
  SBBG24936  Genista monspessulana D. Myrick 1966-3-24 1306 San Luis Obispo Cambria Comment
  CDA4049  Genista monspessulana T. C. Fuller 1967-3-7 15496 San Luis Obispo South of 865 Walnut Street, San Luis Obispo. 0 Comment
  HSC91857  Geranium dissectum Susan H. Bicknell, T. P. Worley 1989-4-17 San Luis Obispo Montano de Oro State Park, MDO1 Comment
  HSC91859  Geranium dissectum Susan H. Bicknell, T. P. Worley 1989-4-16 San Luis Obispo Montana de Oro State Park, MDO 1000 Comment
  OBI31807  Geranium dissectum Turnquist, Smeltzer 1982-5-1 78 San Luis Obispo On the NE side of Laguna Lake Park Comment
  OBI78007  Geranium incanum Michael Walgren 2013-3-20 293 San Luis Obispo Morro Bay, in the dunes adj to the campgrund at Morro Strand state beach 4 Comment
  UCD163502  Gilia CNPS Melinda Elster; Sara Taylor 2015-4-24 CARR- 559 B San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 552 Comment
  RSA113510  Gilia achilleifolia Clare B. Hardham 1957-5-4 1810 San Luis Obispo San Luis Obispo Comment
  UCR202540  Gilia achilleifolia subsp. achilleifolia Peter L. Morrell, K. L. Kendrick 1996-5-19 490 San Luis Obispo Central Coast, 100 m north of 6060 Ontario Road, 0.8 mi north of Avila Beach, San Luis Bay exit off Calif. Hwy 101 100 Comment
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Oct 11 2010
  UC809605  Gilia achilleifolia subsp. achilleifolia Verne Grant, Alva Grant 1948-5-29 8555 San Luis Obispo five mi sw San Luis Obispo (on hywy 101); sw of San Luis Obispo Comment
  RSA0124203  Gilia austrooccidentalis Clare B. Hardham 1962-5-10 1086 San Luis Obispo Intersection of Shell Creek and Cammatta Road, E of Creston Comment
  UCD84266  Gilia clivorum Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo San Luis Obispo County: Camp Roberts. 7 miles as the crow flies west from San Miguel. 250 Comment
  SJSU3349  Gilia inconspicua C. W. Sharsmith 1962-4-21 6841 San Luis Obispo Recruit Canyon (lower reaches) near Crocker Peak, Temblor Range Comment
  POM280085  Gilia minor Lyman Benson 1937-4-4 8089 San Luis Obispo East of Simmler, Carissa Plains. Temblor Mt. Range, Carissa Plains watershed. 457 Comment
  RSA148669  Gilia tenuiflora Clare B. Hardham 1961-5-24 7142 San Luis Obispo North side Blank Mt. Highland District E of Creston. Comment
  RSA212195  Gilia tenuiflora L. S. Rose 1969-4-14 69026 San Luis Obispo 10 miles SW of Shandon, Shell Canyon. N end of La Panza Range. 427 Comment
  UCD118693  Gilia tenuiflora S. P. Lynch 1974-4-22 481 San Luis Obispo San Luis Obispo County: Commatti Canyon (aka Camatta Canyon) Rd., ca. 1.1 mi. N of jct. w/ Hwy 58. Comment
  CAS-BOT-BC226504  Gilia tenuiflora subsp. amplifaucalis Clare B. Hardham 1957-5-4 1860 San Luis Obispo Santa Lucia Mountains. Tierra Redondo Comment
  CAS-BOT-BC226500  Gilia tenuiflora subsp. amplifaucalis Mrs. R. W. Summers No date on label s.n. San Luis Obispo S. Margarita (Hills) Comment
  UC1034562  Gilia tenuiflora subsp. amplifaucalis R. F. Hoover 1947-4-2 6869 San Luis Obispo Upper Arroyo Grande 5 mi above County Park; Upper Arroyo Grande above County Park Comment
  JEPS99371  Gilia tenuiflora subsp. tenuiflora Clare B. Hardham 1957-5-4 1860 San Luis Obispo Sierra Redondo, W end Comment
  JEPS22908  Githopsis diffusa subsp. diffusa Clare B. Hardham 1957-5-12 1906 San Luis Obispo Franklin Creek near Camp Natoma; Santa Lucia Mts., Franklin Creek Comment
  OBI66448  Githopsis diffusa subsp. robusta David J. Keil 1997-4-19 26221 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
  OBI55369  Gleditsia triacanthos David J. Keil 1998-9-4 28073 San Luis Obispo Santa Margarita. 305 Comment
  SBBG68424  Glycyrrhiza lepidota H. and M. Dearing 1940-6-16 493 San Luis Obispo near city of San Luis Obispo Comment
  OBI36334  Glycyrrhiza lepidota David J. Keil, Lynne Dee Oyler and Rick Oyler 1983-6-26 17165 San Luis Obispo Shandon. Along San Juan Crk Comment
  CDA11570  Gnaphalium californicum G. F. Hrusa 1993-5-22 11120 San Luis Obispo Black Butte Research Natural Area; along main ridge road, approx. 1/4 m. N of Mt. Lowe. Comment
  CAS-BOT-BC307436  Gnaphalium palustre Ernest C. Twisselmann 1953-4-26 551 San Luis Obispo Grants Lake, eastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 576 Comment
  UC57572  Gnaphalium palustre J. H. Barber 1898-6-20 San Luis Obispo Sta Ynez Canyon Comment
  OBI17218  Grayia spinosa Robert F. Hoover 1952-4-20 1952 San Luis Obispo Near north end of elkhorn Plain, W base of Temblor Range Comment
  OBI65087  Greeneocharis circumscissa Greg Wilvert 2005-4-25 336 San Luis Obispo SE Half of the Caliente Range. Wells Cyn. 845 Comment
  POM359078  Grindelia Thekla Mohr 1911-1 1931 San Luis Obispo San Luis Obispo. Comment
  OBI49784  Grindelia camporum D. R. Miller 1991-8-16 891 -2 San Luis Obispo Below Coles rd in ocean side of Little Pine Mt 792 Comment
  CAS-BOT-BC305130  Grindelia hirsutula R. F. Hoover 1969-8-1 11510 San Luis Obispo Cambria Comment
  SBBG109817  Grindelia hirsutula C. B. Hardham 1957-8-23 2519 San Luis Obispo Santa Rita Rd near intersection with Cayucos Rd Comment
  CAS-BOT-BC305088  Grindelia hirsutula Clare B. Hardham 1964-6-19 12059 San Luis Obispo Near Polar Star Mine, San Carpoforo Creek below campground Comment
  CAS-BOT-BC305094  Grindelia hirsutula John Thomas Howell 1931-3-22 5942 San Luis Obispo At summit of Cuesta Pass Comment
  UC1392698  Grindelia hirsutula R. F. Hoover 1969-6-23 11395 San Luis Obispo summit Cuesta Pass; summit of Cuesta Pass Comment
  UCSB8103  Grindelia hirsutula Hardham, Clare 1965-8-3 San Luis Obispo Cuesta Grade; near Freeway 101 north of San Luis Obispo Comment
  UC1296266  Guillenia lasiophylla R. F. Hoover 1949-5-1 7655 San Luis Obispo at junction of Cottonwood Pass Rd and Palonio Pass Rd.; Cholame Valeey Comment
  OBI77856  Gutierrezia californica Craig Woods 1978-4-9 47 San Luis Obispo E side of Carrizo Plain, 8 mi SE of hwy 58 along Sim. soda lake rd 762 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
  OBI60709  Gutierrezia californica Ann Cochran 1986-7-19 22 San Luis Obispo Orchard at the corner of Cucamunga and Doris trail 579 Comment
  OBI75113  Hazardia squarrosa F. Rush 1956-6-1 133 San Luis Obispo Mt. SLO Comment
  OBI79147  Hazardia squarrosa David J. Keil 2013-8-22 31968 San Luis Obispo Morro Bay State Park. Along South Bay Blvd. north of intersection with State Park Road 20 Comment
  OBI81517  Hazardia squarrosa Sara Hole, Danny Debrito, Kevin Parker, Gabriela Shy, Andres Cabrera 2016-11-11 9 San Luis Obispo Bob Jones Bike-to-Sea trail Comment
  UC1285347  Hazardia squarrosa R. F. Hoover 1946-8-24 6322 San Luis Obispo near Laguna (near San Luis Obispo) Comment
  CAS-BOT-BC302403  Hazardia stenolepis R. F. Hoover 1946-10-19 6501 San Luis Obispo Pilitas Creek district, nw. of Pozo Comment
  CAS-BOT-BC302407  Hazardia stenolepis R. F. Hoover 1947-9-19 7403 San Luis Obispo East of grade below Rinconada Mine Comment
  CAS-BOT-BC302416  Hazardia stenolepis R. F. Hoover 1965-10-6 9713 San Luis Obispo Parkhill district (east of Santa Margarita) Comment
  OBI79758  Hedera canariensis David J. Keil 2013-2-22 31547 San Luis Obispo Morro Bay. 399 Quintana Road. Vacant lot between Highway 1 freeway embankment and Quintana Road 25 Comment
  OBI25987  Helenium bigelovii David J. Keil 1981-5-16 14642 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI50579  Helenium bigelovii Jan Barber, Sue Weis 1993-6-16 233 San Luis Obispo Area W of Laguna Lake Park in San Luis Obispo Comment
  SBBG117745  Helenium puberulum E. Painter, M. Wetherwax, K. Downing, D. Keil, J. Olson 2000-5-16 CR 86 San Luis Obispo Nacimiento River, just upstream from Twin Bridges; Camp Roberts 140 Comment
  UCR103952  Helianthemum scoparium George K. Helmkamp 1997-6-22 2079 San Luis Obispo Central Coast, South end of Montana de Oro State Park 15 Comment
  RSA122240  Helianthemum scoparium var. aldersonii F. C. Lee 1938-2-27 428 San Luis Obispo 1/2 mile southwest of Summit. 137 Comment
  RSA171116  Helianthemum scoparium var. scoparium R. F. Thorne, P. C. Everett, K. Thorne 1963-4-21 31623 San Luis Obispo S side of Morro Bay. 6 Comment
  OBI33935  Helianthus bolanderi David J. Keil 1983-10-21 17998 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  CAS-BOT-BC305756  Helianthus gracilentus R. F. Hoover 1952-6-10 8249 San Luis Obispo West side of La Panza Range Comment
  CAS-BOT-BC305760  Helianthus gracilentus Clare B. Hardham 1957-5-30 2033 San Luis Obispo Santa Lucia Mountains. Klau Mine Comment
  OBI66451  Helianthus gracilentus David J. Keil 1997-4-19 26218 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
  OBI38252  Heliotropium curassavicum Eric Wise 1981-8-7 1049 San Luis Obispo Poso Ortega Lake Comment
  OBI20850  Heliotropium curassavicum var. oculatum Robert F. Hoover 1946-8-8 6275 San Luis Obispo N end of Morro Bay Comment
  OBI35315  Heliotropium curassavicum var. oculatum Helen Jones 1982-5-21 61 San Luis Obispo Piedras Blancas Point Comment
  CAS-BOT-BC305915  Helminthotheca echioides Ernest C. Twisselmann 1955-7-30 2286 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  CHSC114058  Helminthotheca echioides Richard R. Halse 2012-3-27 8442 San Luis Obispo Along State Hw. 1, ca.1.4 miles south of Ragged Point, near the spot where the Hwy. crosses over San Carpoforo Creek. 21 Comment
  SD112572  Helminthotheca echioides Darley F. Howe 1979-6-20 5096 San Luis Obispo Lake Lopez Comment
  OBI82568  Hemizonia congesta David J. Keil, with Kathleen Keil 2016-6-26 33282 San Luis Obispo Santa Rita Road between Cayucos and Templeton 250 Comment
  OBI50577  Hemizonia congesta subsp. luzulifolia Jan Barber, Sue Weis 1993-6-16 9 San Luis Obispo In grazed area W of Laguna Lake Park in San Luis Obispo Comment
  UC455633  Hemizonia congesta subsp. luzulifolia E. P. Unangst 1906-9-30 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC309878  Hemizonia congesta subsp. luzulifolia David D. Keck 1933-5-5 2194 San Luis Obispo Cayucos Comment
  OBI16206  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1946-8-24 6333 San Luis Obispo Near Laguna near San Luis Obispo Comment
  OBI62154  Hemizonia congesta subsp. luzulifolia P. A. Holden 1968-8-10 522 San Luis Obispo 1 mi W of damsite in Lopez Cyn Comment
  RSA130638  Hemizonia fasciculata R. W. Summers 1886-6-1 s.n. San Luis Obispo Valley. Comment
  RSA162561  Hemizonia halliana E. C. Twisselmann 1963-5-4 8122 San Luis Obispo Cholame Valley: jct. of Hwys 41 and 466, 1.5 miles east of Cholame 366 Comment
  RSA150714  Herniaria hirsuta subsp. cinerea Clare B. Hardham 1962-5-31 10201 San Luis Obispo Huasna Creek, east of Arroyo Grande. Comment
  OBI16476  Hesperevax acaulis var. acaulis Robert F. Hoover 1947-3-30 6821 San Luis Obispo E Branch of Huerhuero crk about 5 mi S of Creston 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
  OBI8124  Hesperocyparis macrocarpa R. Catron 1976-1-18 s.n. San Luis Obispo Cultivated on Cal Poly campus, SLO Comment
  SBBG96876  Hesperocyparis sargentii D. A. Young, S. A. Junak, M. Carroll 1989-3-13 1844 San Luis Obispo W end of Cuesta Ridge Botanical Area, near end of reserve Comment
  OBI7235  Hesperocyparis sargentii Robert F. Hoover 1946-12-8 6570 San Luis Obispo Upper Chorro Crk 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
  CAS-BOT-BC422565  Hesperomecon linearis Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5226 San Luis Obispo Along Parkhill District road, in hills 4 miles east of Santa Margarita 320 Comment
  CAS-BOT-BC148454  Heteromeles arbutifolia J. Olson 2000-6-27 s.n. San Luis Obispo Camp Roberts, Boy Scout Road (river side), ca. 0.8 mile down stream along road from Twin Bridges Comment
  OBI31113  Heterotheca grandiflora Julie M. Vanderwier 1979-8-15 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  SBBG117748  Heterotheca grandiflora E. Painter, M. Wetherwax 1999-11-15 SLO 22 San Luis Obispo ca. 100 m W of St Hwy 1 overpass on Kern Rd, near Chorro Crk; Camp San Luis Obispo 120 Comment
  SD39716  Heterotheca grandiflora Edith A. Purer 1932-8-28 4851 San Luis Obispo Oceano Comment
  RSA0075849  Heterotheca grandiflora E. C. Twisselmann 1972-9-23 19280 San Luis Obispo At T. Franklin Twisselmann home in Choice Valley. 640 Comment
  UC1321308  Heterotheca sessiliflora subsp. echioides R. F. Hoover 1966-9-16 10066 San Luis Obispo Creston Comment
  UC2026911  Heterotheca sessiliflora subsp. echioides David J. Keil with George Butterworth 2011-10-7 31116 San Luis Obispo Highway 58, a short distance east from San Juan Creek bridge Comment
  UCD133088  Heterotheca sessiliflora subsp. echioides Ernest C. Twisselmann 1962-10-10 s.n. San Luis Obispo San Luis Obispo County: Carrisa Plains School. 624 Comment
  OBI28587  Hirschfeldia incana John Jackman & Julie Truesdale, Julie Truesdale 1980-1 62 San Luis Obispo MacGillivary Ranch, Adelaida; on the airstrip and other disturbed sites Comment
  OBI47927  Hirschfeldia incana Joey Mendonca 1986-11-5 1 San Luis Obispo San Luis Obispo on Fredricks St, W of Grand Ave Comment
  OBI17408  Hirschfeldia incana Kamran Alavi 1977-8-8 4 San Luis Obispo Cerro ramauldo St Comment
  OBI8485  Hirschfeldia incana R. D. McCall 1978-10-21 7 San Luis Obispo E slope of Nacimiento shoreline 20 mi N of Paso Robles Comment
  SBBG18067  Hoita orbicularis C. B. Hardham 1960-6-17 6179 San Luis Obispo Pinus radiata woods, Cambria Comment
  UC56082  Hoita orbicularis J. H. Barber 1899-5-22 San Luis Obispo near Morro Comment
  CAS-BOT-BC289244  Holcus lanatus Ernest C. Twisselmann 1959-5-23 5267 San Luis Obispo Morro Bay, just west of Baywood 3 Comment
  CAS-BOT-BC325903  Holocarpha heermannii Elsie M. Zeile 9/9-' s.n. San Luis Obispo Near Byron Comment
  CAS-BOT-BC325907  Holocarpha heermannii Ernest C. Twisselmann 1963-11-3 9075 San Luis Obispo West slope Cottonwood Pass ca. 5 miles east of Cholame 495 Comment
  OBI16072  Holocarpha heermannii Robert F. Hoover 1969-9-13 11587 San Luis Obispo Santa Lucia Range; Upper Jack Crk, W of Paso Robles Comment
  OBI29107  Holodiscus discolor Karen Symonds 1982-7-25 11 San Luis Obispo Montana de Oro State Park, along coon Creek trail Comment
  OBI21917  Hordeum depressum Robert F. Hoover 1947-3-30 6850 San Luis Obispo 1 mi S of Simmler, Carrizo plain Comment
  OBI21919  Hordeum depressum Robert F. Hoover 1947-4-13 6920 San Luis Obispo E side of Morro Bay near estuary os Osos Crk Comment
  OBI77680  Hordeum marinum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15920 San Luis Obispo E of Cambria along road to Cypress Mountain. 1.4 mi E of jctn w/ Santa Rosa Creek Road on Fiscalini Ranch (dirt road along Steiner Creek) Comment
  OBI76653  Hordeum marinum subsp. gussoneanum Meg Perry 2010-4-27 30 -Oct San Luis Obispo Carrizo Plain N of Calif Valley, Township 30S, Range 18E, Sect 4 614 Comment
  OBI50143  Hordeum murinum Michael Curto, Linda Allen 1991-4-13 695 San Luis Obispo E of Templeton, lupine Ln, ca. 0.8 km N of jct with Templeton Rd 300 Comment
  RSA0010712  Hordeum murinum Joan Stewart 1995-4-1 342 San Luis Obispo Carrizo Plain Comment
  HSC39881  Hordeum murinum subsp. leporinum J. P. Smith 1973-3-20 5889 San Luis Obispo Price Canyon Rd., 3.5 mi. from Pismo Beach 61 Comment
  RSA575721  Hordeum murinum subsp. leporinum S. J. Darbyshire 1994-9-12 4567 San Luis Obispo Cambria Comment
  HSC101855  Hordeum murinum subsp. murinum J. P. Smith, J. O. Sawyer, R. J. Cole 2010-4-11 12737 San Luis Obispo Along Soda Lake Road. 611 Comment
  OBI21932  Hordeum vulgare S. A. Karlin 1966-3-21 s.n. San Luis Obispo Field on Sherman Way 213 Comment
  OBI10088  Horkelia cuneata subsp. cuneata Robert F. Hoover 1959-5-23 8507 San Luis Obispo Low ridgebordering Los Osos valley on NE Comment
  OBI10094  Horkelia cuneata subsp. cuneata Robert F. Hoover 1969-5-3 11289 San Luis Obispo 4 mi W of Nipomo Comment
  CAS-BOT-BC143394  Horkelia yadonii Ernest C. Twisselmann 1956-6-13 2929 San Luis Obispo Northeast spur of Black Mountain 533 Comment
  OBI37384  Hydrocotyle ranunculoides Eric Wise 1981-9-29 1277 San Luis Obispo Oso Flaco Lake Comment
  OBI72341  Hydrocotyle ranunculoides Anthony Baniaga 2010-4-7 118 San Luis Obispo Black Lake Cyn, Choin property 21 Comment
  UCR263696  Hydrocotyle ranunculoides Glenn M. Greenwald 2014-5-2 s.n. San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Colorado Pond', c. 80 m from south refuge boundary 17 Comment
  OBI28570  Hypochaeris glabra John Jackman and Julie Truesdale, Julie Truesdale 1980-1 70 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  OBI31624  Hypochaeris glabra Smeltzer, Turnquist 1982-4-6 7 San Luis Obispo On the SE side of Laguna Lake Park Comment
  OBI16012  Hypochaeris radicata Robert F. Hoover 1966-9-13 10014 San Luis Obispo Cambria Comment
  OBI43649  Iris pseudacorus Eric Wise 1982-5-6 1452 San Luis Obispo Meadow Ln, City of San Luis Obispo [San Luis Obispo] Comment
  CAS-BOT-BC315704  Isocoma acradenia var. bracteosa R. F. Hoover 1965-9-19 9618 San Luis Obispo Near San Juan River, La Panza Ranch Comment
  CAS-BOT-BC311598  Isocoma menziesii var. vernonioides David D. Keck 1928-9-30 483 San Luis Obispo 42 miles E. of Coast Route in Cuyama Valley (western end) 275 Comment
  OBI58239  Isocoma menziesii var. vernonioides Austin P. Griffiths 1987-1-9 18040 San Luis Obispo Along 5 Cities Dr., Pismo Beach Comment
  RSA755124  Isolepis carinata David J. Keil, Robyn Cox, Cindy Sage, Orrin Sage 2002-3-25 29766 San Luis Obispo Ridges S of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz. Comment
  CAS-BOT-BC112545  Isolepis cernua R. F. Hoover 1946-8-26 6358 San Luis Obispo Baywood Park, in brackish marsh on shore of Morro Bay. Comment
  OBI32269  Isolepis cernua David J. Keil, Eric Wise 1981-5-25 14828 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  UC1126552  Isomeris arborea N. H. French 1937-3-7 870 San Luis Obispo 8 mi nw Caliente Mt.; McKittrick Quad. 609 Comment
  UC1127165  Isomeris arborea N. French 1936-3-19 746 San Luis Obispo 1 mi ne Spanish Ranch; Santa Barbara National Forest, McKittrick Quad. 518 Comment
  CAS-BOT-BC340194  Jaumea carnosa Ernest C. Twisselmann 1955-10-1 2437 San Luis Obispo Southern end of Morro Bay 0 Comment
  UCSB38028  Jaumea carnosa Goodwin, Cindy 1978-11-19 San Luis Obispo Edge of Oso Flaco Lake Road Comment
  OBI79702  Juglans hindsii David J. Keil 2012-7-18 31432 San Luis Obispo Oceano. Arroyo Grande Creek just south of Oceano Airport and sewage treatment plant (Strand Way) 5 Comment
  RSA125237  Juncus acutus subsp. leopoldii Phillip A. Munz 1957-5-17 22590 San Luis Obispo South end of Morro Bay 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
  OBI20282  Juncus breweri David J. Keil, Malcolm McLeod 1979-5-12 13063 San Luis Obispo Along E side of Shark Inlet at S end of Morro Bay Comment
  POM312821  Juncus breweri H. L. Mason 1946-6-9 12873 San Luis Obispo Dune Lakes, between Oceano and mouth of Santa Maria River. Comment
  OBI58913  Juncus bufonius var. bufonius David J. Keil 1998-5-13 27245 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  RSA585612  Juncus bufonius var. bufonius M. D. Proctor, E. A. Young 1993-3-23 ROB 0315 San Luis Obispo Plant inventory of Camp Roberts and Camp San Luis Obispo: 0.5 km NE of Chorro Res. Comment
  OBI73223  Juncus bufonius var. congestus David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30727 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  OBI80449  Juncus lescurii David J. Keil 1992-1 22996 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn. 170 Comment
  SD129144  Juncus lescurii G. Helmkamp 1989-8-6 San Luis Obispo Baywood Park, at the south edge of Morro Bay, sand and silt. 3 Comment
  UCR42845  Juncus lescurii E. A. Wise 1982-7-2 1594 San Luis Obispo Central Coast, Oso Flaco Lake 9 Comment
  OBI81133  Juncus occidentalis David J. Keil, with Lynne Dee Oyler 1990-3-16 21341 San Luis Obispo Arroyo Grande West side of Oak Park Rd. Comment
  OBI044817  Juncus patens David J. Keil 1979-7-1 13111 San Luis Obispo San Luis Range, lower Prefumo Canyon Comment
  IRVC22947  Juncus tenuis var. congestus Wayne R. Ferren 1984-4-18 2736 San Luis Obispo San Simeon State beach. Marin of vernal wetland, part of an upper campground area. 61 Comment
  RSA587662  Juncus xiphioides C. F. Smith 1993-6-15 12487 San Luis Obispo In open crossing of creek on Branch Creek Road, 4.5 miles from Highway 166. Comment
  CAS-BOT-BC81058  Juniperus californica Ernest C. Twisselmann; Donald J. Bedell 1969-11-15 16331 San Luis Obispo Sulfur Springs Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 205 Comment
  SBBG26873  Keckiella breviflora R. S. Ferris 1939-6-16 9780 San Luis Obispo Jack Crk bridge on Dover Cyn Rd Comment
  UCR117396  Keckiella cordifolia George K. Helmkamp, E. A. Helmkamp 1995-6-20 95- 2 - San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
  RSA131986  Keckiella cordifolia Gale Sphon 1959-6-7 362 San Luis Obispo on Hwy 178 4 miles W of La Panza Campground, Los Padres National Forest Comment
  SBBG107609  Kickxia spuria C. B. Hardham 1956-6-27 3722 San Luis Obispo Green Valley Comment
  UC2027579  Kickxia spuria David J. Keil 2012-7-14 31410 San Luis Obispo South Higuera Street, just south of San Luis Obispo city limits, just north of Octagon Barn. Tributary of San Luis Creek alongside road. Comment
  OBI21942  Koeleria macrantha Robert D. Page 1962-5-5 96 San Luis Obispo About 4 mi up Chorro Crk cyn, Cal Poly campus Comment
  OBI56986  Koeleria macrantha David J. Keil 1995-5-23 25199 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  POM262016  Koeleria macrantha I. L. Wiggins 1929-5-24 3764 San Luis Obispo 1.5 miles east of Templeton Comment
  RSA201584  Krascheninnikovia lanata Robert F. Hoover 1950-4-14 7813 San Luis Obispo Directly E of Soda Lake, Carrizo Plain, on low hills. Comment
  CAS-BOT-BC340628  Lactuca serriola Ernest C. Twisselmann 1967-9-8 13670 San Luis Obispo Temblor Range and the Western San Joaquin Valley. T. Franklin Twisselmann residence, Choice Valley 640 Comment
  OBI15972  Lactuca serriola Betty Sheehan 1957-10-11 14 San Luis Obispo Cal Poly campus, Feed mill Comment
  OBI57865  Lagophylla ramosissima David J. Keil, with V. L. Holland 1999-6-9 28360 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
  OBI12382  Lagunaria patersonia Jack M. Farrell 1955-2-21 44 San Luis Obispo Cal Poly campus Comment
  JEPS72954  Lamarckia aurea W. L. Jepson 1941-4-17 20257 San Luis Obispo Arroyo Grande Comment
  SBBG104467  Lamarckia aurea F. L. Johnson Proctor 1993-2-20 ROB 136 San Luis Obispo N edge of cantonment area; Camp San Luis Obispo Comment
  OBI5024  Lastarriaea coriacea Robert J. Rodin 1956-5-20 6059 San Luis Obispo S end of Morro Bay Comment
  CAS-BOT-BC337894  Lasthenia R. F. Hoover 1950-4-21 7842 San Luis Obispo Between Morro Bay and Cuyucos [Cayucos] (s. of Toro Creek) Comment
  CAS-BOT-BC334574  Lasthenia californica Alice Eastwood; John Thomas Howell 1938-6-15 5971 San Luis Obispo Between Cambria and San Simeon Comment
  CAS-BOT-BC339021  Lasthenia californica R. F. Hoover 1967-4-8 10376 San Luis Obispo Carrizo Plain near north end of Soda Lake Comment
  CAS-BOT-BC339008  Lasthenia californica Clare B. Hardham 1959-4-12 4225 San Luis Obispo Santa Lucia Mountains. Leffingwell Creek, Cambria Comment
  CAS-BOT-BC339039  Lasthenia californica Paul F. Covel 1941-4-11 1949 San Luis Obispo Hgwy 101 near Sta. Maria Comment
  RSA492691  Lasthenia californica Walter Wisura, L. Aberbom 1989-5-16 4335 San Luis Obispo San Bernardo Creek Ranch, E of Morro Bay Comment
  CAS-BOT-BC324415  Lasthenia californica subsp. macrantha R. F. Hoover 1948-2-22 7420 San Luis Obispo 1.8 mile north of Arroyo de la Cruz on State Highway 1 Comment
  OBI78887  Lasthenia debilis George Butterworth 2013-3-28 900 San Luis Obispo Carrizo Plain National Monument. N end of Elkhorn Plain, (?Hoover Cyn?) in Temblor Range, Comment
  CDA16832  Lasthenia ferrisiae G. F. Hrusa, L. Saslaw 2001-4-12 15769 San Luis Obispo Carrizo Plain; Panorama Rd. +- 1/2 mi. E of entrance to Washburn Administrative Site (Washburn ranch). Comment
  RSA790127  Lasthenia ferrisiae Colin Wilkinson, Kelly Hardwicke, H. T. Harvey 2011-5-10 12 San Luis Obispo South Coast Ranges; Carrizo Plain; Southeast of Soda Lake; gently sloping terrain in and around lake floodplain. Approx. 1.4 miles southwest of Elkhorn Rd. 590 Comment
  SBBG95827  Lasthenia fremontii D. Keil 1986-3-22 19069 San Luis Obispo Carissa Plain, N of Soda Lake, 2.4 mi E of Soda Lake Rd on Belmont Trail 579 Comment
  CAS-BOT-BC352745  Lasthenia fremontii R. F. Hoover 1947-3-30 6847 San Luis Obispo 1 mile S of Simmler, Carrizo Plain. Comment
  SJSU3339  Lasthenia glabrata subsp. glabrata C. W. Sharsmith 1962-4-20 6805 San Luis Obispo Carrizo Plain c. 5 mi SE of Simmler Comment
Read comments
Nov 6 2015
  SBBG7761  Lasthenia gracilis C. B. Hardham 1959-4-12 4335 San Luis Obispo Leffingwell Crk, Cambria Comment
  UCR103981  Lasthenia gracilis George K. Helmkamp, E. A. Helmkamp 1997-3-8 1403 B San Luis Obispo Inner Coast Range, Carrizo Plain; 15.6 mi. NW of Calif. Hwy 166 on Soda Lake Rd. 732 Comment
  UC455578  Lasthenia gracilis I. J. Condit 1909-1-1 San Luis Obispo School Ridge, California Polytechnic School Comment
  UCSB12157  Lasthenia gracilis 1962-3-18 San Luis Obispo 2.0 miles west of La Panza on main road to Santa Margarita 502 Comment
  UCSB63374  Lasthenia gracilis Rodriguez, Luis 1995-4-29 San Luis Obispo 2.1 mi. N of California Highway 166, along Soda Lake Road 609 Comment
  UC1315020  Lasthenia leptalea R. F. Hoover 1967-4-20 10490 San Luis Obispo 4 mi e Creston (on La Panza rd) Comment
  UC1443482  Lasthenia leptalea Ernest C. Twisselmann 1969-4-14 15105 San Luis Obispo 5 mi se Creston; La Panza Range, Bedell Ranch 350 Comment
  RSA123031  Lasthenia minor C. M. Belshaw 1936-4-2 1790 San Luis Obispo Carrizo Plain - SW end of Soda Lake. 610 Comment
Read comments
Apr 16 2013
  SBBG8529  Layia glandulosa C. B. Hardham 1959-4-14 4255 San Luis Obispo Shell Crk Rd and Camatta Rd, 26 mi E of Paso Robles Comment
Read comments
Apr 15 2019
  CAS-BOT-BC321661  Layia glandulosa Chester Dudley 1940-1-1 s.n. San Luis Obispo Huerhuero Creek Comment
  JEPS98912  Layia glandulosa Bruce G. Baldwin 1987-3-31 650 San Luis Obispo 2.3 mi W of jct with Shell Creek Road along Hwy 58 Comment
  OBI15856  Layia glandulosa Eben McMillan 1952-4-26 52 San Luis Obispo Gillis cyn. 2 mi S, 4 mi E of Shandon Comment
  RSA605838  Layia glandulosa R. S. Woglum 1938-4-22 1579 San Luis Obispo San Joaquin Valley / Outer South Coast Ranges transition: Road, Creston to La Panza. . Comment
  OBI15870  Layia heterotricha Robert F. Hoover 1950-4-2 7785 San Luis Obispo W branch of Fernandez Crk, just above La Panza-Creston Rd Comment
  CAS-BOT-BC327279  Layia hieracioides David D. Keck; Wm. M. Hiesey 1940-5-30 5107 San Luis Obispo Nipomo Mesa near Black Lake, 4.8 mi S of Arroyo Grande on road to Oso Flaco. Comment
  OBI58272  Layia hieracioides Austin P. Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Nipomo Dunes. Near base of dune ridge along S edge of White lake. T11N, R35W, sect 5 BM:S Comment
  CAS-BOT-BC372333  Layia pentachaeta Alice Eastwood; John Thomas Howell 1935-3-25 2029 San Luis Obispo West side of Cottonwood Pass Comment
  CAS-BOT-BC385859  Layia platyglossa Clare B. Hardham 1967-3-3 14327 San Luis Obispo Diablo Canyon Comment
  OBI28751  Layia platyglossa David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14495 San Luis Obispo 2.5 mi S of Calif Valley fire station along Soda Lake rd Comment
  OBI66970  Layia platyglossa D. R. Miller 1994-5-5 594 -311 San Luis Obispo Pine Mt Region. Along upper ridge areas. From Ridge Rd side at Corral Meadow; Pico Crk drainage Comment
  RSA0048249  Layia platyglossa W. M. Arbaugh 1968-4-28 s.n. San Luis Obispo Nipomo Mesa. Comment
  OBI7259  Leontodon saxatilis subsp. saxatilis David J. Keil 1976-9-25 11830 San Luis Obispo 1 mi W of Los Osos Valley Rd along Prefumo Cyn rd Comment
  CAS-BOT-BC221520  Lepechinia calycina Ernest C. Twisselmann 1955-5-27 2034 San Luis Obispo La Panza Range. Upper Navajo Canyon 762 Comment
  RSA83345  Lepechinia calycina F. Brubaker, Margaret Stason 1929-5-5 s.n. San Luis Obispo Santa Rita Canyon. Comment
  OBI57247  Lepidium acutidens David J. Keil, with Kathleen A. Keil 1998-4-4 26555 San Luis Obispo Carrizo Plain N of Soda Lake. Seven Mile Rd. at junction with Bridgville Rd.(1 mi. E of Soda Lake Rd.) Comment
  CDA43195  Lepidium chalepense Richard R. Halse 2015-3-24 9362 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
  OBI78939  Lepidium dictyotum David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, and Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. Comment
  CAS-BOT-BC89016  Lepidium dictyotum Ernest C. Twisselmann 1961-3-27 6024 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake, easter SLO county. 576 Comment
  SD244650  Lepidium dictyotum var. acutidens David Keil, Kathleen Keil 1998-4-4 26555 San Luis Obispo Carrizo Plain N of Soda Lake. Seven Mile Rd. at junction with Bridgville Rd. (1 mi. E of Soda Lake Rd.) Comment
  SEINET13752248 Image available Lepidium didymum Richard R. Halse 2015-1 9366 San Luis Obispo Western end of the Santa Maria Valley, at the end of Oso Flaco Lake Road; ca. 5 air miles south of Oceano. 3 Comment
  UCSB12652  Lepidium draba Haller, John 1961-6-1 San Luis Obispo Near road from California state highway 1 to Oso Flaco Lake; 0.4 mi. E of end of road to Oso Flaco Lake Comment
  CAS-BOT-BC89208  Lepidium draba R. F. Hoover 1948-5-15 7528 San Luis Obispo Morro Bay Town. Comment
  CAS-BOT-BC12563  Lepidium nitidum Alice Eastwood; John Thomas Howell 1935-3-25 2008 San Luis Obispo Cholame. Comment
  CAS-BOT-BC12594  Lepidium nitidum D. E. Breedlove 1962-3-24 1982 San Luis Obispo 1.4 mile northeast of U.S. 466 at Cholame on State 41. 365 Comment
  UC524034  Lepidium nitidum Ira L. Wiggins 1932-3-21 5824 San Luis Obispo ne edge Carisa Plain (on road to Bitterwater Valley) Comment
  UC1928017  Lepidium pinnatifidum Mike Stiles 2005-5-25 s. n. San Luis Obispo Campus of California Polytechnic State University, Cal Poly sports complex, San Luis Obispo Comment
  UC1969522  Lepidium pinnatifidum Michael Stiles 2003-5-19 s.n. San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Mount Bishop Road behind Beef Evaluation Unit. Comment
  OBI57212  Lepidium strictum David J. Keil 1998-4-28 26988 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
  OBI66910  Lepidium strictum David J. Keil 2001-5-24 29504 San Luis Obispo Campus of California Polytechnic State University, near Fisher Hall Comment
  CAS-BOT-BC328019  Lepidospartum squamatum Ernest C. Twisselmann 1954-7-20 1453 San Luis Obispo Temblor Randg & Western San Joaquin Valley. Choice Valley Road, 1/8 mile W of Choice Valley School 563 Comment
  OBI50900  Lepidospartum squamatum David J. Keil 1991-9-1 s.n. San Luis Obispo Along Prefumo Canyon rd near city limits of San Luis Obispo Comment
  OBI59025  Leptochloa fusca subsp. uninervia David J. Keil 1998-6-10 27767 San Luis Obispo Hwy 58, 1.3 miles SSW of junction with La Panza Road. Comment
  CAS-BOT-BC94924  Leptodactylon californicum R. C. Wenk 2007-4-7 589 San Luis Obispo Along Highway 58, 6 miles E of Highway 101, about 2.8 mi. E of Pozo road turnoff 365 Comment
  OBI11418  Leptosiphon ciliatus R. F. Hoover 1966-4-23 9844 San Luis Obispo American Canyon Campground, La Panza Range Comment
  OBI31408  Leptosiphon ciliatus Joy Nishida, Ginger King and Julie Oxford 1982-5-1 358 San Luis Obispo Amer Cyn campground 536 Comment
  OBI55172  Leptosiphon liniflorus Greg Frugoli 1997-4-15 43 San Luis Obispo Found in dry drainage 0.3 mi. south of why. 58 on Red Hill rd. in Foothill-woodland comm., Los Padres N.F. (Why 58 burn area) 597 Comment
  OBI69806  Leptosiphon liniflorus D. R. Miller 1993-5-15 593 -10 San Luis Obispo Pine Mt Region. On Tobacco Ridge Rd just above Cline Cabin 549 Comment
  OBI086571  Leptosiphon parviflorus David J. Keil 1998-4-20 26869 San Luis Obispo North of Nacimiento Lake. .3 miles south from Interlake Road on Bee Rock Road. Foothill woodland. Comment
  UCSB26461  Leptosiphon parviflorus Smith, Dale 1965-3-27 San Luis Obispo Bear Trap Canyon, 4 miles south of La Panza Comment
  OBI64413  Leptosyne bigelovii David J. Keil 2001-3-28 29206 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  UC1321293  Lessingia glandulifera var. glandulifera R. F. Hoover 1966-10-7 10130 San Luis Obispo on n side Cuyama Valley; White Hills, Chalk Mountain, Cuyama Valley Comment
  CAS-BOT-BC339451  Lessingia glandulifera var. glandulifera Chester Dudley 1939-6-1 s.n. San Luis Obispo West edge of Carrizo Plains Comment
  UC1287402  Lessingia pectinata var. pectinata Willard Spence 1962-8-1 779 San Luis Obispo 5 mi s Oceano; Oso Flaco Lake Comment
  OBI29289  Lessingia pectinata var. tenuipes David J. Keil 1980-9-15 14192 San Luis Obispo Avenales Wildlife Area along Shell Crk rd ca 1.3 mi N of Calif Rte 58 Comment
  CAS-BOT-BC330415  Lessingia tenuis Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-24 5214 San Luis Obispo Palo Prieto Canyon, 2.4 miles above its confluence with Cholame Creek, northern end of the Temblor Range 457 Comment
  SEINET200140 Image available Leymus M. A. Nobs, SG Smith 1949-6-22 821 San Luis Obispo Oceano 3 miles south of Pismo Beach Comment
  JEPS68577  Leymus X multiflorus Chas. E. Denman Oct. 1913 San Luis Obispo Upper Arroyo Grande Comment
  CAS-BOT-BC283691  Leymus condensatus M. K. Curran 1885-7-1 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC272182  Leymus triticoides Ernest C. Twisselmann 1952-6-1 60 San Luis Obispo Near the head of McLean Canyon, Temblor Range and the Western San Joaquin Valley 1066 Comment
  UC1513366  Lilaea scilloides R. F. Hoover 1947-4-18 6964 San Luis Obispo near Piedras Blancas Point Comment
  UCR132010  Limonium sinuatum George K. Helmkamp 2003-10-8 8211 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
  UC1124004  Linanthus dichotomus C. M. Belshaw 1936-3-19 1651 San Luis Obispo 0.5 mi ne Santa Manuela School (1.25 mi s of Plot 13); Nipomo Quad. 167 Comment
  UC52766  Linanthus liniflorus Mrs. R. W. Summers 1886-4-23 San Luis Obispo Santa Margarita Comment
  RSA142411  Linanthus parryae Clare B. Hardham 1960-4-29 5548 San Luis Obispo Atascadero on Arena and San Benito Sts. Comment
  SJSU3347  Linanthus parryae C. W. Sharsmith 1962-4-19 6776 San Luis Obispo valley of Shell Cr, San Juan Cr drainage, c. 12 mi S of Shandon 414 Comment
  UCR29931.1  Linanthus parviflorus David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel. 1981-5-24 14521 San Luis Obispo Junction of Shell Creek Road and California Hwy 58, south of Shandon. 422 Comment
  OBI81030  Linaria maroccana Jason Dart, A. Weichert, G. Hind 2010-5-1 389 -H10 San Luis Obispo Hind River Ranch, west side of Salinas River along the dirt entrance road parallelling Crescent Lake, approximately 1.25 miles east of the intersection of Highway 58 and Pozo Road 334 Comment
  RSA173977  Lithocarpus densiflorus var. densiflorus Robert F. Thorne, P. Everett 1963-6-7 32168 San Luis Obispo 2.2 miles NW along Cuesta Ridge road from Cuesta Pass Freeway. 579 Comment
  OBI62993  Lithophragma affine D. R. Miller 1994-4-22 494 -233 San Luis Obispo Pine Mt Region. From low basin on coast side off Ridge rd near Hearst Gate; Pico Crk drainage 900 Comment
  SBBG109372  Lithophragma heterophyllum C. B. Hardham 1956-3-24 256 San Luis Obispo Paradise Valley Comment
  OBI58753  Lithophragma parviflorum var. parviflorum David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27386 San Luis Obispo Caliente Range. Along Caliente Ridge Rd., 1.1 mi. SE from junction with Selby Rd. Comment
  CAS-BOT-BC174533  Loeflingia squarrosa Ernest C. Twisselmann 1967-11-2 14043 San Luis Obispo La Panza Range: Shell Creek 472 Comment
  CDA15133  Loeflingia squarrosa G. F. Hrusa 1998-4-25 14219 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Bottom of Swain Wash, at south end of Swain pasture and appr. 1/2 mi. W of Soda Lake Rd. Comment
  SBBG118285  Loeflingia squarrosa E. Painter, M. Wetherewax, D. Keil, D. Wilken, J. Greenhouse 2001-4-17 CR 200 San Luis Obispo above Boy Scout Rd, W of Nacimiento River, intersection of rd leading to top of palisades and Boundary Rd; Camp Roberts 300 Comment
  OBI75089  Logfia filaginoides Michael Walgren 2011-4-27 230 San Luis Obispo Pacific Gas and electric Diablo Nuclear Facility Comment
  OBI75483  Logfia filaginoides Jenner Whitt 2003-4-3 26 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  HSC91740  Lolium perenne Susan H. Bicknell 1989-6-13 San Luis Obispo Montana de Oro. Comment
  OBI28911  Lomatium californicum Melissa Luckow, Rhonda Riggins 1982-5-14 872 San Luis Obispo 1.9 mi SE of Avenales Guard Station on San Jose-Avenales Rd Comment
  OBI77679  Lomatium caruifolium David J. Keil, V. L. Holland, rhonda Riggins, and Melissa Luckow 1982-4-8 15874 San Luis Obispo N of San Simeon on ridgealong N side of Arroyo de la Cruz Comment
  OBI77677  Lomatium caruifolium Craig Woods 1978-2-19 6 San Luis Obispo Carrizo Plain, near the NW end of Soda Lake. 594 Comment
  OBI3998  Lomatium dasycarpum Elizabeth Rudd 1971-4-3 202 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  SEINET8465374 Image available Lomatium dasycarpum David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18650 San Luis Obispo 19.5 mi from California Rte 1 along San Simeon Creek Road, N of Rocky Butte lookout at locked gate 701 Comment
  RSA18223  Lomatium dasycarpum subsp. dasycarpum C. B. Wolf 1929-4-16 3627 San Luis Obispo 6 miles north of Morro Bay Comment
  OBI64530  Lomatium macrocarpum David J. Keil, with Rhonda Riggins 2003-4-23 30141 San Luis Obispo Highway 58 east of Santa Margarita. Vicinity of 35.46001 deg. N x 120.43457'W Comment
  SBBG18098  Lomatium parvifolium C. B. Hardham 1960-6-1 5970 San Luis Obispo Burnett Peak Sargent Cypress forest Comment
  OBI79595  Lomatium utriculatum David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31604 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  SBBG5226  Lomatium utriculatum C. B. Hardham 1959-5-6 4408 San Luis Obispo intersection of rd to Pleyto and rd to Nacimiento Dam Comment
  OBI81532  Lomatium utriculatum Tracey Call, Viola Call 1963-6-2 2193 San Luis Obispo In loamy gully 2 miles south of Atascadero Comment
  UCD127813  Lomatium utriculatum James Payne Smith Jr. 1973-3-21 s.n. San Luis Obispo San Luis Obispo County: 5 miles E of Atascadero, on State Route 41. 304 Comment
  UCSB30293  Lomatium utriculatum Hardham, Clare 1961-5-18 San Luis Obispo Headwaters Las Tablas Cr. 609 Comment
  CAS-BOT-BC240577  Lonicera hispidula Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  OBI5607  Lonicera hispidula Sharon Jochums 1974-5-19 279 San Luis Obispo No of Point San Simeon on west side of Hwy 1 Comment
  UC1125251  Lonicera interrupta B. Bolt 1936-5-26 748 San Luis Obispo 3 3/4 mi ne Santa Margarita (Plot 131); San Luis Obispo Quadrangle Comment
  CAS-BOT-BC240810  Lonicera interrupta W. R. Dudley 1905-1-6 s.n. San Luis Obispo Hill near Wyss Place Comment
  OBI57995  Lonicera involucrata var. ledebourii Austin P. Griffiths 1980-3-24 s.n. San Luis Obispo Oceano Dunes. Along Arroyo Grande Creek, on S. side near mouth Comment
  OBI58633  Lonicera japonica David Talbot 2001-3-7 12 San Luis Obispo Along the rail tracks near the corner of Foothill Rd and Calif St. Comment
  RSA0039777  Lonicera subspicata var. denudata LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6496 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  CDA39225  Lotus corniculatus J. Steele PDR# 400 P06140656 San Luis Obispo Pismo Beach; Chumash Park, Ventana Dr. 0 Comment
  OBI59681  Lotus corniculatus Larry Kelly 1989-5-21 348 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UC1285182  Lotus junceus R. F. Hoover 1964-6-6 8944 San Luis Obispo ridge nw Cuesta Pass Comment
  UC638996  Lotus junceus Bernard Miossi 1940-3-16 208 San Luis Obispo 1 mi n San Luis Obispo 76 Comment
  RSA796587  Lotus purshianus var. purshianus J. Clark, M. Petroelje 1998-6-29 s.n. San Luis Obispo Camp San Luis Obispo. Training Area U, LCTA Plot 320. 300 Comment
  RSA586559  Lotus salsuginosus var. salsuginosus F. L. Johnson, E. A. Young 1993-5-23 ROB- 0538 San Luis Obispo Boyscout Rd. by Nacimiento River. Comment
  UC1285201  Lotus scoparius R. F. Hoover 1964-3-27 8663 San Luis Obispo just n Sunset Palisades (toward Avila) Comment
  UCR134389  Lotus scoparius var. scoparius George K. Helmkamp, E. A. Helmkamp 2001-4-29 6582 San Luis Obispo Irish Hills, Clark Valley Rd., 3.8 mi south of Los Osos Valley Rd., east of Los Osos 213 Comment
  RSA406291  Lotus unifoliolatus F. R. Fosberg 1931-6-7 S- 4983 San Luis Obispo Cuesta. 350 Comment
  UC1129232  Lotus wrangelianus C. M. Belshaw 1936-3-19 1661 San Luis Obispo 1 mi e Porter Ranch; Nipomo Quad. 228 Comment
  UC52323  Lupinus affinis Mrs. R. W. Summers 1882-3-30 San Luis Obispo San Luis Valley Comment
  OBI80994  Lupinus albifrons David J. Keil 2015-2-21 32669 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. ). Comment
  UC1129290  Lupinus albifrons W. A. Peterson 1937-4-13 669 San Luis Obispo 2 mi e mouth Carnoza Creek; La Panza Quad., mouth Carnoza Creek Comment
  CAS-BOT-BC195752  Lupinus albifrons var. albifrons R. F. Hoover 1964-5-15 8886 San Luis Obispo Pine Top Mt., south of San Carpoforo Creek Comment
  CAS-BOT-BC195767  Lupinus albifrons var. albifrons R. F. Hoover 1964-5-15 8886 San Luis Obispo Pine Top Mountain, south of San Carpoforo Creek Comment
  RSA407002  Lupinus albifrons var. albifrons Lester Rowntree 1929-7-9 1925 San Luis Obispo Above San Simeon. Comment
  RSA348065  Lupinus arboreus Walter Wisura, Dave Kelly 1986-5-9 4121 San Luis Obispo Sand dunes behind Oceano campground. Comment
  UC1334657  Lupinus arboreus Austin Griffiths Jr. 1966-7-25 5074 f San Luis Obispo 2 mi s Oceano; s of Oceano 30 Comment
  UCR26426  Lupinus arboreus A. C. Sanders 1981-5-15 2120 San Luis Obispo Central Coast, Along Hwy 1 north of Guadalupe, near Oso Flaco Lake Rd 23 Comment
  OBI35393  Lupinus arboreus Helen Jones 1982-8-7 78 San Luis Obispo Pidras Blancas Point Comment
  UCD106639  Lupinus arboreus S. P. Lynch 1974-4-20 455 San Luis Obispo San Luis Obispo County: on the Nipomo Mesa on St. Hwy. 1 south of Arroyo Grande. Comment
Read comments
Apr 1 2012
  RSA17799  Lupinus arboreus var. arboreus Carl B. Wolf 1929-4-15 3573 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  SEINET7063193 Image available Lupinus bicolor A. G. Vestal 1963-5-15 s.n. San Luis Obispo About 1.2 miles northwest of Estrella on the Estrella Road. UTM Zone 10, 714706mE, 3955243mN. (WGS84/NAD83). 233 Comment
  UCR161919  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2005-3-1 9001 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lopez Lake; 4.8 mi. N of Hi Mountain Road along Upper Lopez Lake Road. Vicinity of Wittenberg and Huffs Hole Creeks 232 Comment
  UCSB17470  Lupinus bicolor Breedlove, Dennis 1962-3-29 San Luis Obispo At western edge of the Carrizo Plain; about 6 miles south by southwest of Simmler 701 Comment
  SEINET12154471  Lupinus bicolor Unknown 1936-1 12936 San Luis Obispo nr Morro Rock Comment
  UCD107290  Lupinus bicolor Carl B. Mankinen 1969-4-19 37 San Luis Obispo Santa Luis Obispo County: on Highway 101at its junction with Huey Road, north of Paso Robles. Comment
  UCSC000400  Lupinus bicolor Randall Morgan 1995-5-6 s.n. San Luis Obispo entrance to See Canon Comment
  SEINET10484884  Lupinus bicolor subsp. microphyllus Robert F. Hoover 1967-4-5 Hoover 10341 San Luis Obispo 17 miles e of creston on la panza road, on branch of cammatti creek Comment
  SEINET10970222  Lupinus bicolor subsp. pipersmithii Robert F. Hoover 1966-4-2 Hoover 9801 San Luis Obispo La panza district, just w of san juan river. South slope of sandstone hill. Comment
  SEINET10484939  Lupinus bicolor subsp. tridentatus Dunn 1941-4-19 Dunn 1201 San Luis Obispo S of estrella. Open rolling grassland and plowed fields. Comment
  SEINET10484978  Lupinus bicolor var. umbellatus Robert F. Hoover 1966-5-17 Hoover 9873 San Luis Obispo Hills bordering san luis valley on s, w of edna (guidetti ranch). In open Fields. Comment
  CAS-BOT-BC215054  Lupinus chamissonis R. F. Hoover 1946-7-14 6227 San Luis Obispo N end of Morro Bay Comment
  UC1073362  Lupinus chamissonis George B. Rossbach 1955-5-2 319 San Luis Obispo nw side Oso Flaco Lake; nw side Oso Flaco Lake Comment
  OBI42384  Lupinus concinnus David J. Keil 1986-4-8 19127 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  OBI64183  Lupinus concinnus David J. Keil, with Kathleen A. Keil 2003-3-29 30100 San Luis Obispo Shell Creek area, ca. 0.5 miles north of jubction with Highway 58 Comment
  OBI12921  Lupinus concinnus Robert F. Hoover 1967-4-20 10486 San Luis Obispo Curbaril Ave, Atascadero Comment
  OBI42930  Lupinus concinnus Jan Johnson, Melissa Boggs 1986-5-11 14 San Luis Obispo Los Padres Natl Forest. East Cuesta Ridge about 12 mi N of San Luis Obispo, off hwy 101 Comment
  RSA132987  Lupinus densiflorus var. palustris Clare B. Hardham 1958-5-7 3220 San Luis Obispo Hills between Bee Rock and the Nacimiento River Comment
  OBI66259  Lupinus hirsutissimus David J. Keil 1997-4-18 26186 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
  OBI12834  Lupinus latifolius Neil Havlik 1968-4-1 112 San Luis Obispo See Cyn, 1 mi N of Avila Beach Rd Comment
  OBI66653  Lupinus latifolius D. R. Miller 1994-4-19 494 -204 San Luis Obispo Pine Mt Region. Along crk bank, Hagys Cyn, Pico Crk drainage 800 Comment
  SBBG96068  Lupinus latifolius var. latifolius D. Keil 1986-6-7 19639 San Luis Obispo Los Osos, along Los Osos Crk downstream from end of Calle Cordoniz and on slopes between Calle Cordoniz and the crk bed Comment
  UC455616  Lupinus ludovicianus Unangst 1906-5-17 682 San Luis Obispo Oak Park Comment
  OBI82324  Lupinus ludovicianus Rhonda Riggins 1982-5-14 1397 San Luis Obispo Park hill Rd. 0.3 mi E. River Rd, 1.4 mi W Navajo Grade Road Comment
  OBI48267  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1182 San Luis Obispo Eagle Ranch Rd, 0.3 mi S Santa Barbara Rd n of Santa Margarita exit US 101 Comment
  OBI48269  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-6 1146 San Luis Obispo Roadside soil dump, El Camino Real 0.3 mi E US 101 at Santa Margarita exit Comment
  RSA659098  Lupinus microcarpus var. horizontalis R. Riggins 1978-4-28 1138 San Luis Obispo Head of Crocker Canyon, Hurricane Rd., 0.9 mi NE jct. with Co. Rd. 285. West side of Temblor Range. Comment
  OBI57859  Lupinus microcarpus var. microcarpus David J. Keil 1998-4-30 27014 San Luis Obispo Caliente Range. 6.5 mi from Soda Lake Rd. on Selby Rd. (35 deg. 06.496' N x 119 deg. 51.124' W) 1271 Comment
  RSA0042118  Lupinus microcarpus var. microcarpus LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6407 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  CDA27531  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-5 1156 San Luis Obispo Elkhorn Trail Road (County 285) 4.8 miles southeast of Hurricane Road. West slopes Temblor Range. 0 Comment
  OBI48454  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-6 1162 San Luis Obispo USFS rd 2.0 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd Comment
  UCSB46822  Lupinus microcarpus var. microcarpus Swanson, D. 1978-4-21 San Luis Obispo Calif. 46, 8 miles east of Cambria in Santa Lucia Range 365 Comment
  OBI75512  Lupinus nanus Jenner Whitt 2003-4-14 43 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  UC1129622  Lupinus nanus H. C. Lee 1937-4-15 834 San Luis Obispo 1 mi s Paso Robles; Paso Robles Quadrangle Comment
  UCR103800  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 1997-3-11 1477 San Luis Obispo Central Coast, NE of Los Osos, at Turri Rd & South Bay Blvd near the east edge of the water of Morro Bay 15 Comment
  UCR118945  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 1998-7-1 4253 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 5.2 miles southwest of Los Osos Valley Road 244 Comment
  RSA67522  Lupinus nanus subsp. nanus Philip A. Munz 1951-4-13 16322 San Luis Obispo Grade on Hwy 178. Above La Panza Public Camp. La Panza Range. 701 Comment
  SEINET10837774  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2294 San Luis Obispo Atascadero. Comment
  SEINET10874189  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2326 San Luis Obispo 1 mi s of atascadero. Comment
  CAS-BOT-BC202126  Lupinus nipomensis Alice Eastwood 1940-4-14 18929 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  OBI12844  Lupinus sparsiflorus Robert F. Hoover 1949-4-12 7597 San Luis Obispo Cuyama Cyn 12 mi below Gypsum Cyn hwy bridge, N side of river Comment
  OBI78825  Lupinus succulentus Ranya Del Rosario, Sydnie Margallo, Payton McCall, Emilio Uranga, Tyler Davis 2014-4-27 1 San Luis Obispo First right after the gate down the road about 0.25 miles on the right side of the road 115 Comment
  SBBG48683  Lupinus succulentus L. W. Edge 1974-6-10 456 San Luis Obispo beside Islay Crk S of Morro Bay Comment
  OBI31146  Lupinus truncatus Julie M. Vanderwier 1979-4-13 127 San Luis Obispo Indian Knob Tar Sands Comment
  UCD109663  Lupinus variicolor Eric Davidson 1971-6-25 320 San Luis Obispo San Luis Obispo County: Nipomo Park. Comment
  UC1927737  Lythrum californicum David Keil with Tina Teed and Mariko Uchida 2001-6-15 29583 San Luis Obispo Camp San Luis Obispo. Chorro Creek drainage. Chorro Creek Bog Thistle exclosure. 243 Comment
  OBI30700  Lythrum hyssopifolia Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI51153  Lythrum hyssopifolia Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .59 San Luis Obispo San Simeon State Park. NE corner of San Simeon State park; top of hill Comment
  SBBG109664  Lythrum hyssopifolia C. B. Hardham 1960-6-17 6184 San Luis Obispo Cambria Comment
  UCR157980  Lythrum hyssopifolia George K. Helmkamp, E. A. Helmkamp 1998-6-30 4208 San Luis Obispo South Coast Range, Alamo Creek Rd, 0.9 mile north of Calif. Hwy 166, near Twitchell Reservoir 320 Comment
  OBI80153  Madia gracilis David J. Keil, V. L. Holland 1986-5-26 19576 San Luis Obispo Nacimiento Lake, North shore. Oak Shores proposed development. Comment
  SBBG122333  Madia radiata D. Keil, K. Keil 2001-4-20 29357 San Luis Obispo Bitterwater Rd, ca. 10 mi N of jct with Hwy 58 670 Comment
  CAS-BOT-BC345105  Madia sativa R. F. Hoover 1969-8-1 11508 San Luis Obispo Cambria Comment
  SEINET7062962  Madia sativa A. G. Vestal 1947-6-25 s.n. San Luis Obispo About 2.6 miles north of Cambria on Route 1. UTM Zone 10, 672091mE, 3937574mN. (WGS84/NAD83). 6 Comment
  UCD116397  Malacothamnus fremontii Robbin W. Thorp 1969-6-17 s.n. San Luis Obispo San Luis Obispo County: 5.5 miles northeast of Santa Margarita on road to Creston. Comment
  SBBG72795  Malacothamnus orbiculatus Mrs. G. A. Englebert 1936-6-16 San Luis Obispo Cuyama Valley Comment
  CAS-BOT-BC216168  Malacothamnus palmeri R. F. Hoover 1947-6-29 6200 San Luis Obispo Near Cerro Alto Public Camp, betw. Morro Bay and Atascadero, on steep rocky slope Comment
  OBI51231  Malacothamnus palmeri Jan Barber 1994-4-17 151 San Luis Obispo San Simeon State Park; next to parking lot of Washburn day-use area Comment
  SBBG84740  Malacothrix californica C. F. Smith 1952-7-11 3678 a San Luis Obispo St Hwy 166, lower Cuyama Valley near Russell and Spanish Ranches Comment
  OBI15677  Malacothrix coulteri Robert F. Hoover 1967-3-27 10295 San Luis Obispo Chalk Mt, N side of Cuyama Valley Comment
  OBI15680  Malacothrix coulteri Robert F. Hoover 1952-4-8 8082 San Luis Obispo La Panza District Comment
  UCD134360  Malacothrix coulteri K. Esau 1935-5-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  CAS-BOT-BC347337  Malacothrix coulteri Ernest C. Twisselmann 1957-5-3 3488 San Luis Obispo Caliente Range: Bill Hill Ranch at the foot of Caliente Mountain 701 Comment
  RSA176244  Malacothrix incana R. F. Thorne, Percy C. Everett 1962-10-3 31402 San Luis Obispo Sandy dunes W of Oso Flaco Lake. 5 Comment
  UC76376  Malacothrix incana Miss M. Alice King June 1895 San Luis Obispo Pismo Beach Comment
  UCD134354  Malacothrix incana K. L. Chambers 1966-8-30 2476 San Luis Obispo San Luis Obispo County: Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay. Comment
  UCR264514  Malacothrix incana Mark A. Elvin, Jason Storlie 2014-10-10 7645 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, small swale/water hole c. 100 m NNW of Myrtle Pond, 250 m from Pacific Ocean 8 Comment
  CDA17612  Malacothrix incana Austin Griffiths, Phil Lafollette, Dominic Santangelo 1983-7-8 s.n. San Luis Obispo Lower Morro Bay Sandspit. Comment
  OBI57676  Malacothrix incana Austin P. Griffiths 1980-6-21 s.n. San Luis Obispo Near S end of Morro Bay sand spit 10 Comment
  UCSB17056  Malacothrix phaeocarpa Hardham, Clare 1962-4-17 San Luis Obispo East of Cuesta Grade Comment
  UCR161106  Malacothrix saxatilis George K. Helmkamp, E. A. Helmkamp 2005-6-12 9647 San Luis Obispo Central Coast Range, along Calif. Hwy 58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 552 Comment
  OBI15642  Malacothrix saxatilis var. commutata Robert F. Hoover 1946-6-29 6201 San Luis Obispo Betw Paso Robles and Adelaida Comment
  UC771633  Malacothrix saxatilis var. commutata R. F. Hoover 1946-10-20 6520 San Luis Obispo Arroyo Seco Arroyo Seco (a tributary of the Huasna River) Comment
  OBI64152  Malosma laurina David J. Keil 2001-7-5 29636 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondanada Road. Comment
  RSA756004  Malosma laurina David J. Keil 2000-8-30 29102 San Luis Obispo Arroyo Grande area. Ca. 0.5 miles off Lopez Drive on Hondonada Road Comment
  CAS-BOT-BC206681  Malva assurgentiflora R. F. Hoover 1946-12-15 6572 San Luis Obispo North end of Morrow Bay Comment
  RSA682350  Malva pseudolavatera Scott D. White, Ken McDonald 2001-5-9 8484 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 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
  UCD116705  Malvella leprosa Ernest C. Twisselmann 1958-8-27 4741 San Luis Obispo San Luis Obispo County: Bitterwater Road at Grant's Lake, eastern part of county. Shandon, CA. 609 Comment
  OBI27165  Marah fabacea Dick Barkelew 1970-4-11 6 San Luis Obispo Lopez Lake Comment
  OBI28186  Marah fabacea Jeffery Null 1980-5-11 49 San Luis Obispo Ecological Study Area, Calif Poly State Univ, San Luis Obispo Comment
  SBBG55794  Marah fabacea C. Reyes 1980-2-29 3 San Luis Obispo campus of California Polytechnic State University, San Luis Obispo, 0.25 mi in Poly Cyn Comment
  OBI72584  Marah fabacea Wendy Thackery 2002-3-3 10 San Luis Obispo Broderson fire rd; NW Irish Hills, Los Osos 30 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
  CDA5698  Marrubium vulgare L. Julian 2000-10-2 16 San Luis Obispo Peterson Ranch, entrance at end of Cal Poly Canyon Road of the State University. Comment
  OBI5219  Marrubium vulgare Mike Wemp 1972-3-29 26 San Luis Obispo Near rd in disturbed areas about 1/4 mi NW of Montana de Oro State Park campground 30 Comment
  UC2027190  Marrubium vulgare Greg Wilvert 2005-5-20 434 San Luis Obispo Southeast Half of the Caliente Range: 200 m N of Padrones Canyon Road Comment
  OBI28525  Matricaria discoidea John Jackman and Julie Truesdale, Julie Truesdale 1980-1 28 San Luis Obispo MacGillivary Ranch, Adelaida. On Adelaida Rd Comment
  OBI33014  Matricaria discoidea David J. Keil 1983-4-23 16946 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  CAS-BOT-BC348075  Matricaria discoidea Clare B. Hardham 1957-4-19 1687 San Luis Obispo Santa Lucia Mountains. A mile west of Templeton Comment
  OBI54412  Matricaria discoidea Matthew Arterburn 1997-4-8 43 San Luis Obispo 3.1 mi from Navajo Camp on Navajo Camp rd Comment
  OBI31788  Medicago polymorpha Smeltzer, Turnquist 1982-4-6 6 San Luis Obispo SE side of Laguna lake Park Comment
  UCD107875  Medicago polymorpha Ernest C. Twisselmann 1962-10-21 7937 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. 670 Comment
  CAS-BOT-BC271193  Melica Clare B. Hardham 1969-5-28 17200 San Luis Obispo NE slopes of Red Mt., San Simeon Cr. Comment
  OBI21980  Melica californica Robert F. Hoover 1949-5-15 7686 San Luis Obispo 10 mi E of Creston on La Panza rd Comment
  RSA755202  Melica californica Larry Kandarian 2008-5-7 s.n. San Luis Obispo Cholame. Growing in rocks. Comment
  OBI50150  Melica californica Michael Curto 1990-5-12 643 San Luis Obispo Santa Lucia Mts, Los Padres NF, Stony crk CG, T31S R16E S21 SE1/4 610 Comment
  OBI59087  Melica californica David J. Keil 1998-5-4 27049 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  SBBG122317  Melica californica D. Keil 1998-4-28 26973 San Luis Obispo hills near Rock Front Ranch, just N of Cuyama River Comment
  CAS-BOT-BC281675  Melica imperfecta Clare B. Hardham 1957-5-4 1857 San Luis Obispo Santa Lucia Mts. Tierra Redondo Comment
  OBI29652  Melica imperfecta David J. Keil, Dirk Walters 1980-4-26 13815 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  SBBG104471  Melica imperfecta F. L. Johnson, E. A. Young 1993-5-26 ROB 635 San Luis Obispo Whiskey Spring; Camp San Luis Obispo Comment
  SBBG109259  Melica imperfecta C. B. Hardham 1957-4-27 1775 San Luis Obispo Caliente Mtn, edge of Carissa Plains Comment
  OBI22004  Melica imperfecta Robert F. Hoover 1964-6-12 9075 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  UC454048  Melica imperfecta I. J. Condit 1909-3-27 San Luis Obispo near San Luis Obispo (Railroad Canyon) Comment
  OBI79149  Melilotus albus David J. Keil 2013-8-22 31966 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
  OBI33693  Melilotus indicus Melissa Luckow, Jerry Rendon 1980-4-10 25 San Luis Obispo About 1/4 mi S of end of rd in Poly Cyn Comment
  UC55390  Melilotus indicus J. H. Barber 1898-7-20 San Luis Obispo Sta. Ynez Canyon Comment
  OBI56895  Mentzelia micrantha 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 5 Comment
  OBI12504  Mentzelia pectinata Robert F. Hoover 1952-4-19 8121 San Luis Obispo N side of Lower Cuyama Valley Comment
  OBI64958  Mentzelia pectinata Greg Wilvert 2005-3-27 58 San Luis Obispo SE half of the Caliente Range. 200 m W of Pipeline Rd 849 Comment
  UC2027045  Mentzelia pectinata Greg Wilvert 2005-3-30 70 San Luis Obispo Southeast Half of the Caliente Range: Approx. 1.1km SSE of Padrones Springs Comment
  UC1224766  Mentzelia pectinata R. F. Hoover 1950-4-14 7831 San Luis Obispo North end Elkhorn Plain (on limestone hills) Comment
  UC615191  Mentzelia veatchiana Beryl O. Schreiber 1935-3-31 1678 San Luis Obispo Cuyama Valley Comment
  RSA0026924  Micropus californicus Marcus E. Jones 1883-5-6 s.n. San Luis Obispo San Luis Obispo. 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
  OBI31366  Micropus californicus var. californicus Joy Nishida 1982-5-22 387 San Luis Obispo American Cyn. At the campground sign, in a dry wash that had a stream going through it one time 524 Comment
  OBI37610  Micropus californicus var. californicus David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15797 San Luis Obispo Vicinity of American Cyn in the La Panza Mts. T30S, R16E, sects 28, 32, 33 Comment
  CAS-BOT-BC348718  Microseris bigelovii Mrs. R. W. Summers 1887-8-1 s.n. San Luis Obispo Unspecified Comment
  OBI15619  Microseris douglasii Robert F. Hoover 1967-4-8 10378 San Luis Obispo Carrizo Plain near N end of Soda Lake Comment
  OBI15617  Microseris douglasii Robert F. Hoover 1967-4-20 10489 San Luis Obispo 2 mi NW of Creston Comment
  OBI69430  Microseris douglasii subsp. douglasii David J. Keil, with Lynne Dee (Oyler) Althouse, Dan Meade, Jason Dart, Meg Perry, and Naomi Oyler 2008-3-31 30493 San Luis Obispo Carrizo Plain north of Highway 58 off Bitterwater Road.La Panza NE quad 655 Comment
  UC564162  Microseris douglasii subsp. douglasii Roxana S. Ferris 1935-3-29 9104 San Luis Obispo 2 mi s Simmler; Carriso Plain Comment
  CAS-BOT-BC349130  Microseris douglasii subsp. tenella Mrs. R. W. Summers 1889-1-16 s.n. San Luis Obispo Near Morro Bay Comment
  SBBG126161  Microseris douglasii subsp. tenella D. Keil 1998-5-18 27286 San Luis Obispo E of Cayucos along Old Crk Rd, 2.8 mi from jct with St Hwy 1, ca. 500 ft E of Whale Rock Reservoir Comment
  CAS-BOT-BC349134  Microseris douglasii subsp. tenella Alice Eastwood; John Thomas Howell 1936-5-6 2225 San Luis Obispo East of Morro on road to San Luis Obispo Comment
  JEPS15304  Microseris elegans W. L. Jepson 1927-4-26 12004 a San Luis Obispo Carrizo Plain 640 Comment
Read comments
Sep 12 2008
  UCR101018  Microseris lindleyi George K. Helmkamp, E. A. Helmkamp 1998-4-8 3222 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  RSA161111  Microseris lindleyi D. Bates 1960-5-14 2416 San Luis Obispo 0.4 miles above Routzahn County Park 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
  UC1276297  Microseris paludosa R. F. Hoover 1950-5-30 7952 San Luis Obispo just s of mouth Arroyo de la Cruz; mouth of Arroyo de la Cruz Comment
  OBI28165  Mimulus aurantiacus var. aurantiacus M. A. Glass 1980-5-12 24 San Luis Obispo Ecological Study Area, Calif Polytechnic State University, San Luis Obispo 91 Comment
  JEPS50753  Mimulus aurantiacus var. aurantiacus Rimo Bacigalupi 1967-6-27 9299 San Luis Obispo first canyon 1/3 mi n San Carpoforo Canyon (along Calif. State Highway #1) 45 Comment
  UCR28934  Mimulus aurantiacus var. pubescens J. H. Nishida 1982-5-22 388 San Luis Obispo South Coast Range, 0.8 miles south of American Canyon Campground, where road crosses dry streambed 518 Comment
  RSA216781  Mimulus cardinalis Robert F. Hoover 1969-7-12 11454 San Luis Obispo 4 mi. w. of Paso Robles on Peachy Canyon road. Comment
  JEPS13109  Mimulus fremontii var. fremontii Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5137 San Luis Obispo 0.5 mi w Commatti Canyon road from Shandon (along direct road from La Panza to Creston) 457 Comment
  JEPS35621  Mimulus fremontii var. fremontii C. Butterworth 1960-6-10 6589 San Luis Obispo e Creston (summit of range); La Panza Range, Black Mountain 914 Comment
  UC103747  Mimulus fremontii var. fremontii E. Palmer, M. D. 1876-7-22 322 San Luis Obispo opposite St. Simeon Bay; Pine Mt.; Pine Mt. opposite St. Simeon Bay, San Luis Obispo Co. Comment
  OBI37670  Mimulus guttatus Eric Wise 1981-8-7 1024 San Luis Obispo Intersection of hwy 58 and San Juan Crk Comment
  UC1927753  Mimulus latidens David Keil 1998-5-6 27106 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  UC1063157  Mimulus microphyllus G. T. Nordstrom 1937-4-28 1137 San Luis Obispo 1.9 mi ene Lincoln School; Adelaida Quadrangle Comment
  SBBG1975  Minuartia cismontana C. B. Hardham 1958-4-20 3055 San Luis Obispo North Traffic Way, Atascadero Comment
  UC1285069  Minuartia douglasii R. F. Hoover 1949-5-30 7740 San Luis Obispo San Simeon Creek Comment
  OBI36942  Modiola caroliniana Eric Wise 1982-6-24 1545 San Luis Obispo S shore of Laguna Lake, SLO Comment
  CDA17882  Monardella Austin Griffiths, M. McLeod 1987-4-23 18129 San Luis Obispo Callender Dunes; Immediately S of Eucalyptus meadow 0.25 mi W of railroad. 0 Comment
  RSA30220  Monardella crispa Carl B. Wolf 1941-10-1 11160 San Luis Obispo approx 2.5 mi (airline) E of Oso Flaco Lake or between the CA Hwy 1 and S.P.R.R. 30 Comment
  RSA295251  Monardella crispa Austin P. Griffiths 1967-8-13 5381 San Luis Obispo Nipomo Dunes Comment
  CAS-BOT-BC220197  Monardella sinuata subsp. sinuata Alice Eastwood 1927-7-29 14954 San Luis Obispo Morro Sands Comment
  SBBG126067  Monardella undulata M. A. Elvin 2008-7-1 6007 San Luis Obispo SSW of Oso Flaco Lake 30 Comment
  CHSC67957  Monardella undulata subsp. undulata Alison Graff 1993-7-10 50 San Luis Obispo Big Coreopsis Hill, on stabalized dunes overlooking Little Oso Flaco Lake, The nature Conservancy parcel. Comment
  JEPS100243  Monardella undulata subsp. undulata Dean W. Taylor with Alison Colwell 2002-9-26 18445 San Luis Obispo Oso Flaco Lake, dunes just north from the beach access boardwalk, Pismo Dunes State Park 9 Comment
  OBI13614  Monardella undulata subsp. undulata Rimo Bacigalupi, G. T. Robbins & Keith Harrison 1955-5-16 5150 San Luis Obispo 5.7 mi S of Oceano, just S of Black Lake cyn 30 Comment
  SBBG72001  Monardella undulata subsp. undulata Mrs. R. W. Summers -Mar-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SEINET892721  Monardella undulata var. undulata Lewis S. Rose 1950-1 50126 San Luis Obispo Oso Flaco Lake Region Comment
  UC771643  Monardella villosa subsp. obispoensis R. F. Hoover 1946-8-3 6260 San Luis Obispo Above Perfumo Canyon; San Luis Range 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
  UC455249  Monolepis nuttalliana I. J. Condit 1910-3-31 San Luis Obispo Carrisa Plains e. San Luis Obispo Co., Carrisa Plains Comment
  CAS-BOT-BC327709  Monolopia congdonii R. F. Hoover 1950-4-14 7828 San Luis Obispo N end of Elkhorn Plain Comment
  JEPS89633  Monolopia congdonii Dean Wm. Taylor with Glenn L. Clifton 1988-3-12 9385 San Luis Obispo n. base of hills w mi. n.e. Wells Ranch; Wells Ranch 7 1/2 Quad. 217C, Carrizo Plain 701 Comment
  SBBG95537  Monolopia gracilens D. Keil, M. McLeod 1983-5-1 16973 San Luis Obispo between Arroyo de la Cruz and Arroyo de los Chinos, N of main channel of Arroyo de la Cruz Comment
  JEPS22863  Monolopia lanceolata A. Lewis 1932-3-12 45 San Luis Obispo San Miguel San Miguel Quad. 243 Comment
  OBI30156  Monolopia lanceolata Robert J. Rodin 1962-4-1 6832 San Luis Obispo about 4 mi E of Cholame Comment
  UCD78268  Monolopia lanceolata Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4613 San Luis Obispo San Luis Obispo Co.: Carrizo Plain. Along Soda Lake Road south of the visitors center. Not certain of exact location. Lat/Long and elevation estimated from Hrusa 15688 at the CCH website. 792 Comment
  OBI26329  Monolopia lanceolata Lyda W. Edge 1973-4-11 294 San Luis Obispo Near Shell Crk, state hwy 58 Comment
  OBI64393  Monolopia lanceolata David J. Keil 2001-3-28 29186 San Luis Obispo Highway 46, 0.4 miles southwest of Cholame Comment
  UC90428  Monolopia stricta L. Jared April 1892 San Luis Obispo Goodwin Comment
  OBI37713  Morella californica David J. Keil 1980-3-1 13699 San Luis Obispo Nipomo Dunes in vicinity of Oso Flaco Lake Comment
  SBBG109995  Morella californica C. B. Hardham 1961-5-18 7118 San Luis Obispo San Simeon Crk Comment
  OBI72302  Mucronea californica Anthony Baniaga, Theo Fitanides 2010-5-16 206 San Luis Obispo Tierra Redonda Mtn BLM ACEC 759 Comment
  RSA355808  Mucronea californica Robert F. Thorne 1968-6-7 37782 San Luis Obispo Jack Lake: 3 miles south of Oceano Comment
  SDSU19549  Mucronea californica Nuri Benet-Pierce, John P. Pierce 2010-6-5 300 San Luis Obispo Nipomo-Dunes National Wildlife Refuge, Guadalupe, California 9 Comment
  UC1136026  Mucronea californica A. D. Gifford 1936-5-6 720 San Luis Obispo 3 mi s Musick; Nipomo Quadrangle Comment
  CAS-BOT-BC109032  Mucronea californica Ernest C. Twisselmann 1955-6-10 2132 San Luis Obispo La Panza Range. Vaquero Water Canyon. 487 Comment
  CAS-BOT-BC109056  Mucronea californica David D. Keck 1934-4-26 2811 San Luis Obispo 10 miles west of Simmler on road to La Panza. Comment
  CAS-BOT-BC109060  Mucronea californica Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes Ranch. Comment
  OBI53528  Mucronea californica Arthur W. Hazebrook 1991-4-19 17 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis HIll, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the Hill Comment
  OBI53626  Mucronea californica Arthur W. Hazebrook 1991-5-7 59 San Luis Obispo Nipomo dunes complex, Big Coreopsis HIll Comment
  CAS-BOT-BC415978  Mucronea perfoliata Ernest C. Twisselmann 1956-4-16 2643 San Luis Obispo Temblor Range, San Joaquin Valley, hills at summit of Palo Prieta Canyon, 7/16 miles N of Cottonwoods 685 Comment
  SEINET10479887  Mucronea perfoliata James L. Reveal 1978-6-25 Reveal 4763 San Luis Obispo Along California Highway 58, 0.6 mile east of the San Juan River Bridge at the base of Syncline Hill, 2.7 miles west of the Cholame turnoff, in sandy soil associated with grasses and Juniperus at about 1750 feet elevation. 535 Comment
  OBI22015  Muhlenbergia asperifolia Robert F. Hoover 1966-10-7 10134 San Luis Obispo Cuyama River at Cuyama Ranch (N of New Cuyama) Comment
  CDA43113  Muhlenbergia microsperma David J. Keil 1988-3-19 20414 San Luis Obispo Froom Ranch, southwest of US 101 and Los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  CAS-BOT-BC508573  Muilla maritima R. F. Hoover 1947-3-30 6839 San Luis Obispo West edge of Carrizo Plain west of Simmler Comment
  OBI61019  Myosurus minimus George Butterworth 1998-3-30 223 San Luis Obispo Carrizo Plain Natural Area. 200 yds N of Soda Lake Rd, 1/4 mi NE of Yellow Gate Rd 587 Comment
  CAS-BOT-BC101766  Myrica californica D. E. Breedlove 1962-8-7 4078 San Luis Obispo on the shore of Oso Flaco Lake, 3 miles north of Guadalupe Comment
  UCR96387  Myriophyllum spicatum George K. Helmkamp 1996-9-21 1187 San Luis Obispo Coast Ranges, Santa Margarita Lake, south picnic area 396 Comment
  RSA173968  Najas marina Robert F. Thorne, Percy C. Everett 1962-10-3 31407 San Luis Obispo Oso Flaco Lake. 8 Comment
  SBBG112795  Nassella lepida C. B. Hardham 1957-5-4 1820 San Luis Obispo Oak Flat Comment
  CHSC117392  Nassella pulchra Richard R. Halse 2015-3-23 9348 San Luis Obispo Santa Lucia Range; along Santa Rosa Creek Road 2 miles northwest of its junction with State Hwy. 46; east of Cambria. 435 Comment
  SEINET8754023 Image available Nassella pulchra Richard R. Halse 2015-1 9348 San Luis Obispo Santa Lucia Range; along Santa Rosa Creek Road 2 miles northwest of its junction with State Hwy. 46; east of Cambria 435 Comment
  JEPS70219  Nassella pulchra Robert J. Rodin 1970-5-5 8393 San Luis Obispo Nature Preserve, Camp San Luis Obispo 15 Comment
  OBI57973  Nasturtium officinale Austin P. Griffiths, M. D. Knudsen, K. G. Jones & G. A. Solzgeber 1986-6-11 s.n. San Luis Obispo Guadalupe Dunes. Just SW of Enos Ranch Ase, SE of Oso Flaco Lake. T11N, R35W, sect 17 BM:S Comment
  OBI79513  Nasturtium officinale David J. Keil 2012-7-18 31437 San Luis Obispo Oceano. Arroyo Grande Creek just south of Oceano Airport and sewage treatment plant (Strand Way) 5 Comment
  CAS-BOT-BC60487  Nasturtium officinale Clare B. Hardham 1956-5-11 658 San Luis Obispo Huero Huero River at Geneses School. Comment
  UCR160571  Navarretia hamata George K. Helmkamp, E. A. Helmkamp 2005-6-7 9552 San Luis Obispo Outer South Coast Ranges, along Arroyo Grande to Huasna Road [beyond Huasna], 2.1 miles ENE of Huasna Township Road 253 Comment
  OBI11321  Navarretia intertexta R. F. Hoover 1950-6-21 8004 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Range, along streamlet. Comment
  UC335509  Navarretia jaredii J. G. Lemmon San Luis Obispo Comment
  OBI3925  Navarretia mellita Patricia Wiese 1971-6-7 106 San Luis Obispo Serpentine soil Fuelbreak under Sargent Cypress trees at the north end of the grove. Cuesta Ridge Botanical Area. 4 miles northwest of Cuesta Pass 762 Comment
  OBI56506  Navarretia mellita D. R. Miller 1991-6-15 691 -E San Luis Obispo Scattered along road into and at Ocean View Mine, Pine Mountain area. Comment
  OBI64611  Navarretia prostrata David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28681 San Luis Obispo Camp Roberts; along C25 Road, ca. 0.4 air km sw of jctn. With Avery Road, ca. 3.2 air km due w of Nacimiento River, ca. 2.5 air km due n of Nacimiento River. Vicinity of 35.7724 deg. N, 120.8191 deg. W (UTM: zone 10S 697140 E, 3960700 N). 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
  CAS-BOT-BC410997  Nemacladus gracilis Clare B. Hardham 1956-5-12 663 San Luis Obispo Intersection of Shell Creek Road and Cammatta Road Comment
  OBI20983  Nemacladus ramosissimus Robert F. Hoover 1947-3-26 6764 San Luis Obispo Oak Park district Comment
  CAS-BOT-BC416307  Nemacladus secundiflorus Barbara Ertter; Jeffrey Strachan 1980-5-15 3403 San Luis Obispo South side Hwy 58, 0.6 mile E of San Juan Creek, Syncline Hill grade W of Carrizo Plain 548 Comment
  CAS-BOT-BC411015  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi; G. T. Robbins 1954-5-12 4452 San Luis Obispo Flood plain of Eat Fork Huerhuero Creek at crossing of road 1.1 miles S of Geneseo School, 3 miles N of Creston 304 Comment
  OBI64941  Nemophila menziesii Greg Wilvert 2005-3-24 34 San Luis Obispo SE half of the Caliente Range. Approx 1.6 km NNW of Wells Cyn Comment
  UC1228850  Nemophila menziesii Peter H. Raven 1962-3-24 16959 San Luis Obispo on road to Shandon 6.8 mi e Templeton; e of Templeton 304 Comment
  UC524068  Nemophila menziesii Ira L. Wiggins 1932-3-21 5821 San Luis Obispo hillsides between Bitterwater Valley and Carisa Plains; between Bitterwater Valley and Carisa Plians Comment
  UCSC000577  Nemophila menziesii Randall Morgan 1989-4-1 s.n. San Luis Obispo 3 mi. E. and 12 mi. S. of Shandon Shandon - Shell Creek Comment
  SBBG82088  Nemophila menziesii var. menziesii C. F. Smith 1950-4-30 2725 San Luis Obispo near Carneros Cyn, Temblor Range 1066 Comment
  OBI80437  Nemophila pedunculata David J. Keil 1985-3-16 s.n. San Luis Obispo Los Osos - Baywood Park area. Vicinity of intersection of South Bay Blvd. and Turri Road and southeastward. 20 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
  UC155218  Nicotiana acuminata var. multiflora Katharine Brandegee 1912-10-2 San Luis Obispo Paso Robles Comment
  OBI9170  Nicotiana acuminata var. multiflora Robert F. Hoover 1969-7-3 11408 San Luis Obispo Salinas River bed at Paso Robles Comment
  JEPS13563  Nicotiana quadrivalvis Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-23 5195 San Luis Obispo 1.6 mi n Creston-La Panza road (along upper part of Cammatti Canyon road) 405 Comment
  CAS-BOT-BC140421  Oemleria cerasiformis R. F. Hoover 1964-5-13 8837 San Luis Obispo Santa Rita Creek west of Templeton Comment
  UC137361  Oemleria cerasiformis N. K. Berg 1904-5-3 San Luis Obispo Santa Margarita Comment
  CDA17917  Oenanthe sarmentosa Austin Griffiths, M. D. Knudsen, K. G. Jones & G. A. Solzgeber 1986-6-11 s.n. San Luis Obispo Pismo Dunes; SW corner of Oso Flaco causeway. 0 Comment
  OBI40163  Oenanthe sarmentosa David J. Keil 1981-4-25 14588 San Luis Obispo Baywood Park at Sweet springs marsh Comment
  CAS-BOT-BC167019  Oenothera californica R. F. Hoover 1947-4-26 7100 San Luis Obispo 6 mi. e. of Creston on La Panza Road Comment
  RSA149969  Oenothera deltoides subsp. cognata Clare B. Hardham 1961-4-14 8979 San Luis Obispo Shell Creek just north of intersection with Cammatta Road, east of Creston Comment
  RSA318989  Oenothera elata subsp. hookeri T. S. Elias, Walter Wisura 1984-7-25 8572 San Luis Obispo N of Guadalupe and W of Hwy 1; Oso Flaco Lake and dune area Comment
  UC1122254  Oenothera elata subsp. hookeri H. C. Lee 1936-3-13 484 San Luis Obispo Oceano Beach Arroyo Grande Quadrangle Comment
  UCR131918  Oenothera wolfii George K. Helmkamp 2003-8-18 8092 San Luis Obispo Central Coast, S of Arroyo Grande; along Mesa View Dr., 0.4 mi south of the junction of Cienaga and Valley View Rd. 30 Comment
  OBI27037  Olea europaea James Courtney 1981-2-23 38 San Luis Obispo Pennington Crk Bio reserve Comment
  HSC93597  Ononis alopecuroides G. Perez, J. Parks 1998-7-9 San Luis Obispo 9975 Temettate Dr., off Suey Creek Rd., about 15 mi. E of Santa Maria/Nipomo 375 Comment
  UC1137167  Opuntia parryi T. M. Hendrix 1939-5-25 1064 San Luis Obispo ridge top 1/4 mi e Big Rocks; Los Padres National Forest, Branch Mt. Quadrangle Comment
  OBI53134  Orobanche californica subsp. jepsonii Lynne Dee Oyler, David J. Keil 1988-6-23 554 San Luis Obispo Upper Perfumo Cyn Rd near summit Comment
  SEINET8466953 Image available Orobanche uniflora var. purpurea David Keil 1985-4-6 18536 San Luis Obispo Central Coast; 1.8 mi. north of Arroyo de la Cruz, north of San Simeon. Burned slope on ridge south of the Arroyo, SW of cutoff oxbow area. Comment
  OBI58578  Orobanche uniflora var. purpurea David J. Keil 1998-4-20 26855 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  POM90475  Orthocarpus purpurascens Philip A. Munz, D. D. Keck 1976-4-9 10199 San Luis Obispo 15 miles NE of Morro. 152 Comment
  OBI67011  Osmorhiza brachypoda D. R. Miller 1994-4-12 494 -193 San Luis Obispo Pine Mt Region. From Cyn Trl above Indian Rock, Pico Crk drainage Comment
  CDA20401  Osmorhiza chilensis J. Hunter May 1994 s.n. San Luis Obispo Los Padres National Forest, Black Butte Research Natural Area, Cuesta Ridge East 0 Comment
  OBI80439  Oxalis pes-caprae David J. Keil 2015-2-14 32601 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve. 25 Comment
  OBI75010  Oxalis purpurea Michael Walgren 2011-3-5 216 San Luis Obispo Inland Cabria at the Camp KEEP ball field near the northern terminus of Ashley St off of Weymouth St. Comment
  CAS-BOT-BC318244  Packera breweri E. McMillan 1952-5-2 96 San Luis Obispo Choice valley-1 mile S., 8 miles E., Shandon Comment
  OBI72975  Packera breweri George Butterworth 1995-5-2 71 San Luis Obispo Carrizo Plain Natural Area. T31S R19E S15 SE Qtr 40 yds down (NE) from rd 701 Comment
  OBI11842  Paeonia californica Robert J. Rodin 1954-1-10 5897 San Luis Obispo See Cyn Comment
  CAS-BOT-BC121271  Paeonia californica W. R. Dudley 1905-1-4 s.n. San Luis Obispo Near Wyse, Adelaida Comment
  CAS-BOT-BC121282  Paeonia californica Lincoln Constance; Alan Ackerman Beetle 1940-3-22 2532 San Luis Obispo Above Pozo Creek, 2 miles northeast of Pozo, La Panza Range 457 Comment
  UC659342  Paeonia californica Lincoln Constance, Alan A. Beetle 1940-3-22 2532 San Luis Obispo above Pozo Creek (2 mi ne of Pozo); Inner Coast Ranges, La Panza Range 457 Comment
  UCD102586  Paeonia californica John Hunter 1994-5-10 s.n. San Luis Obispo San Luis Obispo County: N side of Mt. Lowe in Black Butte Research Natural Area, Los Padres Natl. Forest. 548 Comment
  OBI43334  Panicum capillare Eric Wise 1981-10-23 1321 San Luis Obispo Sinton S Pond on Shell Crk rd 6.4 mi N of Hwy 58 Comment
  OBI79638  Panicum miliaceum David J. Keil, with V. L. Holland 2013-1-11 31539 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
  OBI71019  Papaver heterophyllum G. F. Hrusa 2000-4-10 15319 San Luis Obispo Hills above and to W of Swain Pasture 762 Comment
  CAS-BOT-BC272342  Pappostipa speciosa Clare B. Hardham 1957-5-4 1896 San Luis Obispo Tierra Redondo, Santa Lucia Mountains Comment
  CAS-BOT-BC259684  Paspalum dilatatum R. F. Hoover 1947-7-20 7322 San Luis Obispo Oceano Beach, along railway Comment
  CDA2127  Paspalum dilatatum L. Julian 2000-10-25 25 San Luis Obispo Cal Poly Logging Unit, Stenner Creek Road off of Hwy 1. Comment
  OBI68374  Passiflora tarminiana David J. Keil 2004-5-24 30304 San Luis Obispo Cambria. South side od Windsor Blvd just west of Heath Lane, south of Santa Rosa Creek Afewabove0 Comment
  SD264793  Pectocarya linearis subsp. ferocula David Keil, George Butterworth 2017-4-10 34471 San Luis Obispo Southwestern part of Caliente Range. Carrizo Plain Ecological Reserve. South Chimineas Unit. Along Red Rock Road, just south of junction with East Road (Taylor Road), north of California Route 166. 659 Comment
  OBI20876  Pectocarya penicillata Eben McMillan 1952-4-30 74 San Luis Obispo Commatta Crk, 13 mi S 4 mi E Shandon Comment
  UC463291  Pectocarya penicillata Roxana S. Ferris 1929-4-13 7505 San Luis Obispo 5 mi n Paso Robles (along the Salinas River) Comment
  OBI77708  Pectocarya pusilla David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27473 San Luis Obispo Santa Lucia Mountains. San Simeon Creek Rd. at Eagle Point, 10 miles NE from Hwy 1 (35 deg. 40.233' N x 121 deg. 02.851' W). Comment
  OBI65010  Pectocarya setosa Greg Wilvert 2005-4-5 164 San Luis Obispo SE Half of the Caliente Range. 100m N of Wells Spring 883 Comment
  JEPS82364 Image available Pedicularis dudleyi Rhonda Riggins 1980-3-16 1195 San Luis Obispo 11.6 mi n of San Simeon (s of Arroyoi de la Cruz, 1 mi e of CA 1) Comment
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Dec 30 2019
  CAS-BOT-BC69231  Pellaea andromedifolia Alice Eastwood 1928-5-17 15115 San Luis Obispo Chorro Cr., San Luis Obispo Comment
  OBI81040  Pellaea andromedifolia Jason Dart, A. Weichert, G. Hind 2010-5-19 407 -H27 San Luis Obispo Hind River Ranch, east side of Salinas River, near the south end of Crescent Lake, approximately 1.5 miles east of the intersection of Highway 58 and Pozo Road 323 Comment
  LA211682  Pennisetum clandestinum Mark A. Elvin; 2014-9-16 7641 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, North edge of Refuge, end of Beigle Road at parking lot and sand dune interface. 14.0 Comment
  SEINET3367921 Image available Pennisetum setaceum Richard R. Halse 2012-3-26 8437 San Luis Obispo Along State Hwy 1 at the north edge of Cayucos, by exit 285 29 Comment
  NY583833  Penstemon centranthifolius P. H. Raven 1951-6-13 2972 San Luis Obispo Santa Margarita to Pozo Comment
  UC1586060  Penstemon heterophyllus Barbara Ertter 1989-6-10 8559 San Luis Obispo ca 20 air mi ene San Luis Obispo (e side of Black Mt., 3.5 mi from Hwy 58 on rd to Navajo Campground, dried streambed of McGinnis Creek); La Panza Range, e side Black Mt. 609 Comment
  HSC21003  Penstemon heterophyllus subsp. australis W. S. Pierce 1963-6-15 15 San Luis Obispo W of Atascadero High School and San Andreas Rd., Atascadero Comment
  UCR43299  Penstemon heterophyllus var. heterophyllus David Charlton 1986-5-17 203 San Luis Obispo E boundary of Los Padres National Forest, 25 mi west of Kern Co. line on the road from Pozo to Santa Margarita 467 Comment
  NY601700  Penstemon heterophyllus var. heterophyllus P. S. Lathrop 1983-6-14 s.n. San Luis Obispo Oak woodland where California Highway 58 crosses Temblor Range 914.4 Comment
  UC52277  Penstemon heterophyllus var. heterophyllus Mrs. R. W. Summers June 21, 1882-June 27, 1882 San Luis Obispo Santa Margarita Valley Comment
  UC173134  Pentachaeta alsinoides Katharine Brandegee San Luis Obispo Paso Robles Comment
  SBBG109424  Pentachaeta exilis subsp. exilis C. B. Hardham 1960-3-28 5256 San Luis Obispo N of Bee Rock Comment
  CAS-BOT-BC70229  Pentagramma triangularis subsp. triangularis Alice Eastwood 1926-5-3 s.n. San Luis Obispo Avila Comment
  CAS-BOT-BC71725  Pentagramma triangularis subsp. triangularis R. F. Hoover 1964-5-12 8812 San Luis Obispo Upper Lopez Canyon Comment
  UC2026938  Persicaria punctata David J. Keil 2010-11-10 30949 San Luis Obispo 5-acre rectangular parcel located at 615 Ormonde Road, between San Luis Obispo and arroyo Grande south of intersection of Ormonde Road with Price Canyon Road Comment
  CAS-BOT-BC294748  Phacelia R. C. Wenk 2007-4-8 602 San Luis Obispo Carrizo Plain National Monument, Caliente Ridge 1310 Comment
  OBI62645  Phacelia George Butterworth 2003-5-12 523 San Luis Obispo Carrizo Plain Natl Monument. Temblors 1.5 mi NE of Elkhorn Rd, beyond end of rd that is 2 mi NW of Panorama Rd, BLM land 1006 Comment
  RSA789124  Phacelia ciliata Jim R. Shevock, Jack Zaninovich 1983-3-30 10221 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
  UCR41871  Phacelia ciliata C. F. Smith 1950-3-18 2570 San Luis Obispo Along Soda Lake Road to Carrizo Plain, c. 3 mi off Hwy 33 (formerly Hwy 399) 808 Comment
  OBI39392  Phacelia ciliata var. ciliata Clifton F. Smith 1950-3-18 2570 San Luis Obispo Along Soda Lake Rd to Carrizo Plain, about 3 mi off hwy 33 (formerly hwy 399) Comment
  POM73553  Phacelia distans Marcus E. Jones 1882-5-8 s.n. San Luis Obispo San Luis Obispo. Comment
  RSA0042115  Phacelia distans LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6405 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  CAS-BOT-BC95006  Phacelia distans R. C. Wenk 2007-4-15 632 San Luis Obispo Along Pozo Road, 7 mi. W from jct. with Hwy. 58 700 Comment
  SEINET6971790  Phacelia distans W. P. Vestal, A. G. Vestal 1955-4-19 s.n. San Luis Obispo About 2.0 miles north of San Luis Obispo. Comment
  OBI2090  Phacelia douglasii Mrs. R. W. Summers 1886-2-28 s.n. San Luis Obispo Comment
  OBI55648  Phacelia egena David J. Keil 1989-5-3 21203 San Luis Obispo San Luis Obispo hillsides between Los Osos Valley rd and Prefumo Cyn rd accessed from end of Diablo Dr at site of proposed Irish Hills Golf course Comment
  UCD83073  Phacelia fremontii CNPS SSN-SJV Foothill Team 2008-5-1 98 San Luis Obispo San Luis Obispo County; Carrizo Plains. 657 Comment
  OBI34327  Phacelia ramosissima David J. Keil, Eric Wise 1983-8-30 17910 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  RSA232063  Phacelia ramosissima var. montereyensis C. W. Tilforth, John Dourley 1972-8-23 634 San Luis Obispo Sand dunes between Oso Flaco Lake and ocean. Comment
  IRVC28944  Phacelia ramosissima var. ramosissima G. K. Helmkamp 2003-9-19 8150 San Luis Obispo Nipomo Mesa area. Pomeroy Rd, 0.2 mi S of Los Berros Rd. Central Coast 76 Comment
  OBI42194  Phacelia rattanii David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19456 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa Lucia Mts in area that was locally the E boundary of the Las Pilitas fire of July 1985 Comment
  OBI54988  Phacelia suaveolens David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26255 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
  CDA15116  Phacelia tanacetifolia G. F. Hrusa 1998-4-25 14202 San Luis Obispo La Panza Range; on La Panza Rd. between La Panza Camp and turnoff to Queen Bee Camp. Comment
  OBI47514  Phacelia tanacetifolia David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19229 San Luis Obispo SW flank of Temblor Range. T31S, R21E NW corner sect 17 and SW corner sect 8. 3.05 mi E of rd to center of Carrizo Plain (to RC farm) on Elkhorn rd and N 0.25 mi to gate on unnamed dirt rd 792 Comment
  OBI17788  Phacelia viscida Penelope Blackmer 1973-4-30 80 San Luis Obispo Pennington Crk Bio Reserve. Yucca Ridge across crk from Skunk Hollow Comment
  CAS-BOT-BC258993  Phalaris californica W. A. Silveus 1938-6-21 3712 San Luis Obispo Cambria Comment
  CAS-BOT-BC258997  Phalaris californica R. F. Hoover 1947-5-25 7216 San Luis Obispo Cambria Comment
  UCD89260  Phalaris minor Chas R. Schenck 1927-6-28 s.n. San Luis Obispo San Luis Obispo County: San Luis Obispo. Comment
  CAS-BOT-BC250638  Phalaris minor Ira L. Wiggins 1929-4-15 3606 San Luis Obispo 1 mile north of Moro [Morro] Beach Comment
  CDA34901  Phalaris minor David J. Keil 2000-6-27 28824 -2 San Luis Obispo Vicinity of Agricultural College s campus Feed Mill. 0 Comment
  JEPS21182  Pholistoma auritum C. M. Belshaw 1936-3-19 1648 San Luis Obispo 1.2 mi. n.e. Santa Manuela School; Nipomo Quad. 167 Comment
  UC1069421  Pholistoma auritum C. M. Belshaw 1936-3-19 1649 San Luis Obispo 0.5 mi. n.e. Santa Manuela School (1 mi. n. of Plot 13); Nipomo Quad. 167 Comment
  SBBG104275  Pholistoma membranaceum M. D. Proctor, E. A. Young 1993-3-17 ROB 214 San Luis Obispo 0.5 km S of Boy Scout Rd; Camp Roberts Comment
  UCSB22536  Pholistoma membranaceum 1962-3-29 San Luis Obispo 8.6 miles west of Simmler, La Panza Range 548 Comment
  CAS-BOT-BC141208  Phoradendron serotinum subsp. macrophyllum A. C. Rist 1964-4-15 s.n. San Luis Obispo Residence at 701 Vine Street, Paso Robles Comment
  OBI53054  Phoradendron serotinum subsp. tomentosum David J. Keil, Randi McCormick 1995-5-9 25054 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  OBI30125  Phyla nodiflora Melissa Luckow 1982-6-24 902 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt, SE corner of rd. EIR vouchers Comment
  OBI69758  Phyla nodiflora D. R. Miller 1993-5-19 593 -18 San Luis Obispo Pine Mt Region. In parking area at Cole Ranch 732 Comment
  UC1928168  Phyllospadix torreyi David Keil, Kathleen Keil 2005-9-18 30419 San Luis Obispo Morro Bay Sand Spit. Comment
  OBI10124  Physocarpus capitatus Robert F. Hoover 1969-5-20 11318 San Luis Obispo Santa Lucia Range. Upper las Tablas Crk Comment
  RSA175181  Pinus attenuata Robert F. Thorne, P. Everett 1963-4-20 31608 San Luis Obispo On Cuesta Ridge, about 4 miles SE of Cuesta Summit. 854 Comment
  SD136309  Pinus coulteri Ira L. Wiggins 1932-3-22 5833 San Luis Obispo above lower part of Cuesta Grade 490 Comment
  OBI27039  Pinus sabiniana James Courtney 1981-2-23 37 San Luis Obispo Pennington Crk Biological Reserve, San Luis Obispo Comment
  SEINET6074357  Pinus sabiniana Unknown 1987-9-14 480 San Luis Obispo Lake Nacimiento. Hillside above the dam. Comment
  RSA586553  Pinus sabiniana F. L. Johnson, M. D. Proctor 1993-2-19 ROB 0130 San Luis Obispo 1 km SW of Ranch House on Nacimento road. Comment
  CAS-BOT-BC136581  Piperia leptopetala Clare B. Hardham 1957-5-30 2055 San Luis Obispo Field redacted by CAS, contact the data manager for more information Comment
  SBBG19094  Piptatherum miliaceum C. B. Hardham 1958-7-22 3766 San Luis Obispo Chimney Rock Ranch, San Marcos Crk, 10 mi W of Paso Robles Comment
  UC2013274  Pistacia atlantica David Keil with Rhonda Riggins and Dirk R. Walters 1990-3-9 21334 San Luis Obispo Campus of California Polytechnic State University, Poly Canyon. Comment
  SBBG118629  Plagiobothrys acanthocarpus M. Wetherwax, E. Painter 2001-4-6 CR 173 San Luis Obispo S of Bee Rock Rd, E of W Perimeter Rd; Camp Roberts 200 Comment
  UC2013265  Plagiobothrys acanthocarpus David Keil with Kathleen A. Keil 1998-4-18 26810 San Luis Obispo Area around Shell Creek both N and S of Shell Creek Road; 1/2 mile from Highway 58. Comment
  OBI73098  Plagiobothrys bracteatus David J. Keil, with Lynne Dee (Oyler) Althouse 2000-5-10 28663 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railroad crossing along Pozo Road and westward along ranch roads. Comment
  UC2013199  Plagiobothrys canescens David Keil 1998-4-14 26711 San Luis Obispo Los Padres National Forest hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Highway 166. Comment
  OBI51392  Plagiobothrys chorisianus var. hickmanii Jan Barber 1994-4-2 140 San Luis Obispo San Simeon State Park Comment
  UC1069027  Plagiobothrys infectivus T. M. Hendrix 1937-4-27 124 San Luis Obispo 4.3 mi ne Black Mountain (Plot 124); Pozo Quadrangle Comment
  OBI55595  Plagiobothrys leptocladus George Butterworth 1998-3-30 226 San Luis Obispo Carrizo Plain Natural Area. 200 yds N of Soda Lake Rd, 1/4 mi NE of Yellow Gate Rd. T31S, R19E, S24, NE Qtr 587 Comment
  UC1069038  Plagiobothrys nothofulvus C. A. Graham 1938-4-8 289 San Luis Obispo 0.75 mi ssw Bee Rock; Bradley Quad. 304 Comment
  UC79238  Plagiobothrys nothofulvus L. Jared May 1894 San Luis Obispo Estrella Comment
  UCD120928  Plagiobothrys nothofulvus J. M. Tucker 1963-4-11 3676 San Luis Obispo San Luis Obispo County: North side of State Highway 41, 15.1 miles (by road) east of Cambria. Comment
  OBI20908  Plagiobothrys nothofulvus Robert F. Hoover 1967-3-28 10322 San Luis Obispo 6 mi E of Creston on La Panza rd Comment
  OBI54449  Plagiobothrys tenellus Matthew Arterburn 1997-3-14 9 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 610 Comment
  OBI56287  Plagiobothrys tenellus George Butterworth 1999-4-25 294 San Luis Obispo Carrizo Plain Natural Area. 1/4 mi S of Circe Rd, 200 yds W of fence. T30S, R19E, S32, SEQ 640 Comment
  UC206167  Plagiobothrys trachycarpus L. Jared 1822-3-4 San Luis Obispo Estrella , Estrella (South Coast Ranges) Comment
  UC455995  Plagiobothrys trachycarpus I. J. Condit 1910-3-22 San Luis Obispo C. P. S. canon C. P. S. canon (California Polytechnic School) ((California Polytechnic School)) Comment
  RSA165655  Plagiobothrys uncinatus Clare B. Hardham 1960-4-26 6917 San Luis Obispo Franklin Creek, west of Adelaida Comment
  POM97534  Plantago erecta P. A. Munz 1926-4-9 10239 San Luis Obispo Morro Comment
  UCR38896  Plantago indica David J. Keil, E. A. Wise 1982-7-2 16251 San Luis Obispo Central Coast, Nipomo Mesa area west of Pomeroy Rd along Black Lake Canyon trail Comment
  OBI36853  Plantago major Eric Wise 1981-9-17 1136 San Luis Obispo Salinas river at hwy 58 Comment
  OBI36840  Plantago subnuda Eric Wise 1981-7-1 896 San Luis Obispo Oso Flaco Lake Comment
  OBI36830  Platanus racemosa Eric Wise 1983-9-23 1792 San Luis Obispo North shore of Laguna Lake Comment
  OBI79137  Platanus racemosa David J. Keil 2013-8-22 31964 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
  SEINET7072786  Platystemon californicus A. G. Vestal 1963-5-15 s.n. San Luis Obispo About 1.2 miles northwest of Estrella on the Estrella Road. Coordinate datum: NAD27. Comment
  CAS-BOT-BC91992  Platystemon californicus Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita. El Dorado School. Comment
  SEINET8794045  Platystemon californicus K. Brandegee 1888-1 s.n. San Luis Obispo San Simeon. Comment
  RSA614567  Platystemon californicus var. californicus George K. Helmkamp, E. A. Helmkamp 1997-3-8 1424 San Luis Obispo Along CA-58 W of Navajo Creek (W of Carrizo Plain) 549 Comment
  RSA0040319  Plectritis ciliosa LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6271 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  OBI78494  Plectritis ciliosa Robert J. Rodin 1957-4-9 6130 San Luis Obispo Near top of Cuesta Pass on hwy 101. 4 mi N of San Luis Obispo Comment
  CAS-BOT-BC326619  Pluchea sericea R. F. Hoover 1946-10-27 6541 San Luis Obispo Cuyama River opposite Pioneer Grove Comment
  OBI80851  Poa annua David J. Keil 1992-1 22961 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI40991  Poa pratensis David J. Keil, Eric A. Wise 1985-4-25 18551 San Luis Obispo Black lake Cyn between Calif hwy 1 and the Guadalupe Rd Comment
  CAS-BOT-BC243074  Poa secunda subsp. secunda Clare B. Hardham 1957-5-12 1932 San Luis Obispo Santa Lucia Mountains. Trail to Green's Lake Comment
  RSA0020752  Poa secunda subsp. secunda Greg Wilvert 2005-4-23 291 San Luis Obispo Above Lawson Spring. 857 Comment
  SBBG118307  Poa secunda subsp. secunda E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 74 San Luis Obispo above Nacimiento River, near Twin Bridges; Camp Roberts 180 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
  OBI32461  Poa secunda subsp. secunda Rhonda Riggins 1982-5-8 1390 San Luis Obispo Near Cypress swamp, NE slopes Cypress Mtn. T27S, R9E, sec 12 Comment
  UC2013173  Pogogyne douglasii David Keil 1979-7-1 13126 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  OBI25464  Polygala californica David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13980 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
  OBI31703  Polygonum aviculare Smeltzer, Turnquist 1982-7-28 205 San Luis Obispo Along the N foot trl in Laguna Lake Park Comment
  OBI51202  Polygonum aviculare Jan Barber 1994-5-29 183 San Luis Obispo San Simeon State Park. Near Washburn campground Comment
  CAS-BOT-BC414074  Polygonum aviculare subsp. aviculare Ernest C. Twisselmann 1954-6-14 1366 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Summit: 8 miles south of Cholame 624 Comment
  RSA190701  Polygonum cuspidatum T. C. Fuller 1967-5-11 15819 San Luis Obispo Opposite stop sign of offramp from the N bound lanes of the freeway, E side of El Camino Real, 0.1 mile S of Santa Ysabel Ave. Atascadero Comment
  OBI10883  Polygonum paronychia Robert F. Hoover 1964-6-11 9042 San Luis Obispo S of Hazard Cyn 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-BC71995  Polypodium californicum M. M. Miles 1885-1-1 17 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC71999  Polypodium californicum Alice Eastwood 1927-4-7 14277 San Luis Obispo Morro, San Luis Obispo Comment
  CAS-BOT-BC72006  Polypodium californicum R. F. Hoover 1947-3-8 6651 San Luis Obispo San Simeon Comment
  OBI75173  Polypodium californicum David J. Keil, with Matt Ritter, Ken Haggard, et al. 2011-3-22 30983 San Luis Obispo Upper eastern slope of Santa Lucia Mountains. Tributary of Tassajara Canyon north of San Luis Obispo. Comment
  SFV162  Polypodium californicum M. A. Piehl 1963-4-21 6389 San Luis Obispo Open ocean shore near Lion Rock, south of Los Osos. 20 Comment
  UCD136966  Polypodium calirhiza Margot B. Forde 1962-5-17 s.n. San Luis Obispo San Luis Obispo County: Cambria. Comment
  SBBG31745  Polypodium scouleri M. R. Benedict 1967-11-16 San Luis Obispo N side of Morro Rock, Morro Bay Comment
  RSA591725  Polypogon interruptus John F. Emmel 1984-6-4 909 San Luis Obispo along Hwy. 41, 6 road miles NE of Hwy. 1 168 Comment
  OBI31547  Polypogon maritimus Joy Nishida 1982-6-5 424 San Luis Obispo American Cyn .4 mi S of American Cyn campground near stream 518 Comment
  UC337525  Polypogon monspeliensis unknown San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC237319  Polypogon monspeliensis R. F. Hoover 1950-6-2 7962 a San Luis Obispo Stoney Creek Comment
  OBI43406  Polypogon monspeliensis Eric Wise 1983-10-16 1805 San Luis Obispo Ortega Spring One mi S of hwy 46 (near Cholame) on Bitterwater Valley rd. Palo Prieta cyn Comment
  OBI60618  Polypogon monspeliensis Roger Gambs 1980-11-21 s.n. San Luis Obispo Camp Roberts Military Reservation. Along Nacimiento River, CA. 4 mi SW of Main Garrison Comment
  SBBG118209  Polypogon viridis E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 81 San Luis Obispo Nacimiento River floodplain, upstream from Twin Bridges; Camp Roberts 180 Comment
  OBI77273  Polystichum dudleyi Michael Walgren 2012-12-20 292 San Luis Obispo Near the northern coastal boundary of San Luis Obispo County. Both sides of hwy 1 at the last creek before the county line. 30 m inland from hwy 1 on the shaded creek edge. 172 Comment
  SBBG108101  Populus balsamifera subsp. trichocarpa C. B. Hardham 1959-6-20 4839 San Luis Obispo Santa Rosa Crk, Cambria Comment
  OBI9877  Populus trichocarpa R. A. Hays 1957-10-12 s.n. San Luis Obispo Perfumo cyn Comment
  CAS-BOT-BC105612  Populus trichocarpa W. R. Dudley 1902-4-5 s.n. San Luis Obispo Below Sycamore Spring. Comment
  SBBG117484  Portulaca oleracea E. Painter, M. Wetherwax 2002-10-2 CR 374 San Luis Obispo Nacimiento River floodplain, along rd at river's edge, between Boy Scout Ford and Low Water Bridge; Camp Roberts 152 Comment
  UC1099824  Potamogeton pectinatus Malcolm A. Nobs, S. Galen Smith 1948-9-9 652 San Luis Obispo s of Pismo Beach Comment
  OBI36977  Potentilla anserina Eric Wise 1981-6-30 866 San Luis Obispo Black Lake of Dune Lakes. Cut off from Black Lake cyn by train tressel Comment
  OBI36980  Potentilla anserina Eric Wise 1981-6-26 696 San Luis Obispo In crk near Piedras Blancas Motel. 9.7 mi S of monterey Border, on hwy 1 Comment
  SBBG72528  Potentilla anserina subsp. pacifica M. M. Miles -Aug-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1128134  Potentilla anserina subsp. pacifica H. C. Lee 1936-3-17 515 San Luis Obispo Oso Flaco Lake Arroyo Grande Quadrangle, Oso Flaco Lake Comment
  UC365882  Potentilla anserina subsp. pacifica Hy. Edwards April 1877 133 San Luis Obispo San Miguel Comment
  UC55315  Potentilla anserina subsp. pacifica J. H. Barber San Luis Obispo Morro Comment
  UCSB12363  Potentilla anserina subsp. pacifica Dearing, Hugh; Dearing, Margaret 1939-3-19 San Luis Obispo Osa Flaco Lake Comment
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Jun 29 2017
  RSA0048272  Potentilla lindleyi W. M. Arbaugh 1968-5-6 174 San Luis Obispo Hazard Beach. Comment
  CAS-BOT-BC216579  Prosopis pubescens Ernest C. Twisselmann 1966-9-10 12801 San Luis Obispo Dorothy Twisselman Ranch, eastern county 670 Comment
  OBI56481  Prunus cerasifera David J. Keil 2000-2-5 28419 San Luis Obispo Cambria. Vicinity of Cambria Community Service District work yard. along Rodeo Grounds Road. Comment
  CAS-BOT-BC159886  Prunus dulcis Ernest C. Twisselmann 1968-10-21 15023 San Luis Obispo Buena Vista Road just north of Highway 46 (Estrella Plains) 190 Comment
  OBI52727  Prunus emarginata D. R. Miller 1991-5-8 A- 1 -591 San Luis Obispo Along road cut between meadows along Ridge road, between Rocky Butte and Pine Mtn Comment
  OBI73381  Prunus emarginata David J. Keil 2010-5-15 30764 San Luis Obispo Mount Lowe Road southeast of Cuesta Pass, 1.2 road miles from Highway 101 585 Comment
  UC1128364  Prunus fasciculata var. punctata H. C. Lee 1936-2-21 409 San Luis Obispo Black Lake Canyon 30 Comment
  OBI16450  Pseudognaphalium beneolens Robert F. Hoover 1964-7-11 9174 San Luis Obispo Price Cyn Comment
  OBI42879  Pseudognaphalium biolettii Robert J. Rodin 1972-3-29 8620 San Luis Obispo Oso Flaco, S side of lagoon Comment
  OBI64718  Pseudognaphalium biolettii D. R. Miller 1996-5-19 596 -625 San Luis Obispo Pine Mt Region. along rd side on Lower Burma Rd. Marmolejo Crk drainage 366 Comment
  OBI16443  Pseudognaphalium biolettii B. A. Smith 1966-5-1 111 San Luis Obispo About 1/4 mi S of Cambria on Cambria Rd Comment
  OBI72521  Pseudognaphalium biolettii M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-21 SLO- 54 San Luis Obispo Camp San Luis Obispo. Cerro Chumash, Training Area L. UTMs (NAD27) zone 10, 708136E, 3910118N 200 Comment
  CAS-BOT-BC356836  Pseudognaphalium californicum Alice Eastwood 1926-4-28 13603 San Luis Obispo Cambria Comment
  OBI31056  Pseudognaphalium californicum Julie M. Vanderwier 1978-5-28 69 San Luis Obispo Indian Knob Tar Sands Comment
  UC1118483  Pseudognaphalium californicum T. M. Hendrix 1939-5-25 1053 San Luis Obispo 1.25 mi se of Joughin Ranch; Los Padres National Forest, Branch Mt. Quadrangle 563 Comment
  CHSC25110  Pseudognaphalium luteoalbum J. E. Bowlin 1967-3-24 14 San Luis Obispo In a vacant lot, ca. 50 ft s of Cabrillo Hwy and ca. 1/2 mi n of turn-off to Arroyo Grande, Nipomo. 60 Comment
  OBI31089  Pseudognaphalium luteoalbum Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  SEINET7357907  Pseudognaphalium luteoalbum Robert L. Johnson 2015-7-30 4047 San Luis Obispo Terminus of Santa Rosa Creek at Moonstone Beach Park, Cambria. North bank of creek just north of Shamel Community Park.; 0 2 Comment
  OBI31452  Pseudognaphalium microcephalum Joy Nishida, Robert Allen 1982-4-10 242 San Luis Obispo American Cyn. Near stream in American Cyn campground Comment
  UC1118513  Pseudognaphalium thermale H. C. Lee 1936-5-15 613 San Luis Obispo 0.75 mi nw Junction Canyons #1 & #2; Arroyo Grande Quad. 91 Comment
Read comments
Jul 10 2012
  SEINET238924 Image available Pteridium aquilinum Mark Meredith 1984-1-6 9 San Luis Obispo Top of Alamo Dr. in Cabrillo Estates Los Osos. Very old stabilized sand dunes. Comment
  OBI25451  Pterostegia drymarioides David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13996 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
  CDA35925  Quercus X alvordiana D. Ragan 2007-6-6 007 -4 San Luis Obispo South Coast Ranges; Hills on W side of US Hwy 101 about 2 mi. N of Paso Robles between Wild Rose Lane and Stockdale Rd. 304 Comment
  RSA613754  Quercus agrifolia George K. Helmkamp 1997-3-8 1440 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
  OBI25750  Quercus agrifolia David J. Keil, R. A. Pimentel, R. Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-6-12 14052 San Luis Obispo San Luis Range W of See Canyon rd along road to Hibberd Preserve (owned by the Nature Conservancy) Comment
  OBI5484  Quercus agrifolia var. agrifolia Sharon Jochums 1974-4-10 115 San Luis Obispo West of hwy 1 on marine terrace of San Simeon Point Comment
  OBI14321  Quercus agrifolia var. agrifolia Robert F. Hoover 1946-10-19 6502 San Luis Obispo 3 mi NE of Pozo Comment
  OBI60948  Quercus agrifolia var. agrifolia G. F. Hrusa, R. Gross 1997-12-27 14146 San Luis Obispo Hill above Coon creek parking Comment
  OBI74393  Quercus berberidifolia Theo Fitanides, Anthony Baniaga 2010-5-7 164 San Luis Obispo Tierra Redonda Mtn. 409 Comment
  SBBG104926  Quercus berberidifolia F. L. Johnson Proctor 1993-2-19 ROB 131 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  UCD45217  Quercus berberidifolia R. F. Hoover 1946-9-15 6420 San Luis Obispo East slope of La Panza Range. Comment
  OBI31512  Quercus berberidifolia Joy Nishida 1982-6-24 468 San Luis Obispo American Cyn; 2 mi S of American Cyn campground Comment
  OBI67856  Quercus berberidifolia E. L. Painter & M. Wetherwax, David J. Keil 2000-4-18 SLO- 62 San Luis Obispo Camp SLO, N side of large serpentine outcrop W of Chorro Reservoir, above tributary of Chorro Crk 200 Comment
  OBI3342  Quercus chrysolepis Neil Havlik 1969-5-3 390 San Luis Obispo At the ridgetop of Coon Creek ridge, S of Coon crk 396 Comment
  CAS-BOT-BC85951  Quercus douglasii Ernest C. Twisselmann 1954-9-16 1575 San Luis Obispo Summit of Palo Prieta Canyon: 7 mile S of Cholame 579 Comment
  UC993113  Quercus douglasii J. M. Tucker 1947-10-5 1632 -1640 San Luis Obispo 1 mi e summit of Polonio Pass (ca 0.25 mi s of Highway 466, ca 6 mi e of Cholame) Comment
  CAS-BOT-BC79321  Quercus dumosa Ernest C. Twisselmann 1957-11-2 4109 San Luis Obispo Mesa at the S end of Morro Bay, 1 mile E of Baywood Park 15 Comment
  POM202867  Quercus durata Gertrude Sinsheimer 1934-5-24 s.n. San Luis Obispo Entrance of Reservoir Canyon. Comment
  SBBG102628  Quercus durata var. durata C. F. Smith 1968-6-28 San Luis Obispo W of Cuesta Grade, NW of city of San Luis Obispo Comment
  OBI5425  Quercus durata var. durata Robert J. Rodin 1956-5-22 6073 San Luis Obispo 4 mi N of SLO Comment
  CAS-BOT-BC94613  Quercus garryana R. F. Hoover 1957-7-19 8390 San Luis Obispo Trail to Cypress Mt. from Cambria-Adelaida road Comment
  CDA35910  Quercus john-tuckeri D. Ragan 2007-6-6 007 -5 San Luis Obispo South Coast Ranges; Hills on W side of US Hwy 101 about 2 mi. N of Paso Robles between Wild Rose Lane and Stockdale Rd. 304 Comment
  UCD46258  Quercus john-tuckeri J. M. Tucker 1953-3-14 2631 San Luis Obispo Shrub on a canyon slope ca. 1/2 mile above the headquarters of the Seaback Ranch, ca. 2 miles (air-line) northeast of summit of Caliente Mountain, Southeastern San Luis Obispo County, California. Comment
  OBI14252  Quercus lobata Robert F. Hoover 1964-5-15 8889 San Luis Obispo Pine Top Mt, S of San Carpoforo Crk Comment
  OBI79326  Quercus lobata David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31720 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail from San Simeon Creek Road to Pine Mountain Area 900 Comment
  OBI81486  Quercus lobata Connor Skelly, Sarina Shames 2015-11-6 7 San Luis Obispo South Hills Open Space, San Luis Obispo County, California. Comment
  SBBG104929  Quercus lobata D. A. Young, F. L. Johnson 1992-6-17 ROB 59 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  UC1135721  Quercus lobata H. C. Lee 1936-5-11 598 San Luis Obispo saddle head of Mine Canyon Port San Luis Quad. 487 Comment
  RSA477320  Quercus lobata Bonnie C. Templeton 1953-5-23 s.n. San Luis Obispo Between Simmler and Pozo. Comment
  UC338587  Quercus lobata unknown Sep 1887 San Luis Obispo Dyer's ranch Estrella Plains Comment
  UCD47101  Quercus palmeri D. Q. Cavagnaro 1963-9-16 68 San Luis Obispo Peachy Canyon road, 3 miles west of Paso Robles, San Luis Obispo County, California. 426 Comment
  UC1135876  Quercus wislizeni H. C. Lee 1936-4-9 557 San Luis Obispo 1 mi ene Saddle Peak; San Luis Obispo National Forest, Port San Luis Quad. 457 Comment
  OBI4314  Quercus wislizeni var. wislizeni William Lester 1969-4-20 179 San Luis Obispo Navajo Crk in Los Padres Natl Forest 610 Comment
  OBI39360  Rafinesquia californica David J. Keil 1982-5-2 15896 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero rd with Calif Rte 58 and S on dirt rd Comment
  RSA0024933  Rafinesquia californica Greg Wilvert 2005-4-25 322 San Luis Obispo 1.1 kilometers SW of Wells Spring. 982 Comment
  CAS-BOT-BC362537  Rafinesquia californica Ernest C. Twisselmann 1956-5-7 2772 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Portagee Canyon, fork of Gillis Canyon 487 Comment
  OBI58616  Ranunculus aquatilis var. diffusus David J. Keil 1998-6-15 27848 San Luis Obispo Dover Canyon Rd., 2 miles from junction with Hwy 46. Comment
  HSC91633  Ranunculus californicus var. californicus Susan H. Bicknell 1989-4-19 San Luis Obispo Montano de Oro State Park, MDO 27-28 Comment
  RSA0036659  Ranunculus californicus var. californicus LeRoy Gross, Evan Meyer 2014-4-15 6258 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
  SBBG32832  Ranunculus californicus var. californicus L. E. Allen 1967-4-13 San Luis Obispo N of Paso Robles at jct of Hwy 41 and 466 [46 and US 101} Comment
  CAS-BOT-BC378579  Ranunculus californicus var. californicus Ernest C. Twisselmann 1967-4-27 12922 San Luis Obispo Mesa northeast of Piedras Blancas Point Comment
  SBBG118048  Ranunculus hebecarpus K. Foster 1999-4-26 San Luis Obispo Training Area O2, vernal pool plot 02-11; Camp Roberts Comment
  UC608502  Ranunculus hebecarpus C. A. Graham 1938-4-13 324 San Luis Obispo 2 1/2 mi sw Bee Rock (sw of Bradley, canyon is a tributary of San Antonio River); Bradley Quadrangle, Bee Rock Canyon 350 Comment
  UC75777  Ranunculus hebecarpus Miss M. Alice King June, 1895 San Luis Obispo Arroyo Grande Comment
  CDA24329  Ranunculus hebecarpus David J. Keil 1985-3-31 18502 San Luis Obispo Central Western; Outer South Coast Ranges region; Calf Canyon area along Route 58, halfway between Park Hill Rd. and Hwy 229 0 Comment
  CDA34830  Ranunculus muricatus David J. Keil 1998-4-13 26688 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Lawn area between Engineering East and Computer Science buildings. 0 Comment
  OBI17624  Raphanus raphanistrum Kamran Alavi 1977-8-19 19 San Luis Obispo 1330 8th St, Baywood Park Comment
  RSA648331  Raphanus sativus Smeltzer, Turnquist 1982-4-12 26 San Luis Obispo On the SE side of Laguna Lake Park from the roadway to the base of hill. Comment
  OBI3510  Raphanus sativus Lynch 1971-5-21 23 San Luis Obispo On E bank of Smith Reservoir; Cal Poly Campus Comment
  RSA151721  Reseda alba Rimo Bacigalupi 1953-7-24 4320 San Luis Obispo along road from Bromela siding (Southern Pacific railroad) to Oso Flaco Lake. Comment
  RSA7722  Rhamnus californica Carl B. Wolf 1929-4-15 355 San Luis Obispo Between Guadalupe and Callender, 4 miles from ocean Comment
  UC455431  Rhamnus californica subsp. californica Elmer Awl May 1909 San Luis Obispo Cal Poly State Canyon Comment
  CAS-BOT-BC55872  Rhamnus crocea W. R. Dudley 1911-4-1 s.n. San Luis Obispo Pismo Comment
  OBI4336  Rhamnus crocea Larry E. Brown 1971-1-31 1914 San Luis Obispo Prefumo Cyn near San Luis Obispo Comment
  OBI3739  Rhamnus ilicifolia Elizabeth Rudd 1971-5-23 278 San Luis Obispo 3 mi NE of Santa Margarita Comment
  OBI31600  Rhus aromatica Joy Nishida 1982-5-8 368 San Luis Obispo .9 miles south from American Canyon Campground 518 Comment
  SBBG104306  Rhus integrifolia M. D. Proctor, E. A. Young 1993-4-11 ROB 377 San Luis Obispo old homesite; Camp Roberts; T25S R10E S13 [putative hybrid w/ R. ovata] Comment
  UC1130549  Rhus trilobata H. C. Lee 1937-5-23 978 San Luis Obispo 4.5 mi nse of Templeton 335 Comment
  CAS-BOT-BC169017  Ribes indecorum R. F. Hoover 1947-1-6 6592 San Luis Obispo Above head of See Canyon, San Luis Range Comment
  UC1127335  Ribes malvaceum N. French 1936-1-13 665 San Luis Obispo Cuesta Pass Santa Barbara National Forest, San Luis Obispo Quadrangle Comment
  CAS-BOT-BC168973  Ribes malvaceum Ernest C. Twisselmann 1956-2-9 2505 San Luis Obispo York Mountain, Santa Lucia Range 274 Comment
  OBI29078  Ribes menziesii Karen Symonds 1982-7-17 29 San Luis Obispo Montana de Oro State Park, along coon Creek trail Comment
  UC1127600 Image available Ribes sanguineum var. glutinosum C. M. Belshaw 1936-3-22 1686 San Luis Obispo 1 1/2 mi ssw Loma Pelona Hill; Nipomo Quadrangle Comment
  UC310664  Ribes sanguineum var. glutinosum Philip A. Munz 1926-4-9 10215 San Luis Obispo 10 mi sw Paso Robles (Willow Creek Road) Comment
  JEPS97081  Ribes sericeum Clare B. Hardham 1956-2-24 53 San Luis Obispo Santa Rosa Creek Comment
  OBI14024  Ribes sericeum Robert F. Hoover 1946-12-15 6571 San Luis Obispo Upper Morro Crk Comment
  CAS-BOT-BC173758  Ribes speciosum R. F. Hoover 1947-1-3 6580 San Luis Obispo Perry Creek se. of Cambria Comment
  OBI14000  Ribes speciosum Robert J. Rodin 1954-4-3 5947 San Luis Obispo Bishop's Peak, SLO Comment
  OBI78949  Ricinus communis David J. Keil 2013-8-22 31917 San Luis Obispo Morro Bay State Park. East of South Bay Boulevard at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  OBI28738  Ricinus communis Melinda Doud 1976-5-30 93 San Luis Obispo Cal Poly campus 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
  OBI29836  Robinia pseudoacacia Ruth David 1964-5-24 97 San Luis Obispo Cal Poly campus, across from the Swine Unit Comment
  OBI72767  Romulea rosea var. australis Michael Walgren 2010-3-26 88 San Luis Obispo San Simeon State Park, W of Hwy 1, on parcel between Lone Palm Rd and the town of San Simeon Acres Comment
  UC2027155  Rorippa curvisiliqua David J. Keil 2012-7-27 31497 San Luis Obispo Nipomo. Strawberry field on north side of Eucalyptus Road at intersection with Scenic View Way Comment
  OBI36932  Rorippa curvisiliqua Eric Wise 1981-7-27 974 San Luis Obispo Greengate Ponds. Orcutt Rd Comment
  UC1191530  Rorippa gambelii Malcolm A. Nobs, S. Galen Smith 1949-6-23 852 San Luis Obispo ca 4 mi nw Guadalupe (Oso Flaco Lake); , nw of Guadalupe Comment
  OBI57249  Rorippa palustris subsp. palustris David J. Keil 1998-8-19 27943 San Luis Obispo Salinas River at Las Pilitas Rd. 347 Comment
  OBI45096  Rosa californica David J. Keil, Jepson Herbarium grp 1987-4-11 s.n. San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI79057  Rosa californica David J. Keil 2013-8-22 31913 San Luis Obispo Morro Bay State Park. 10 Comment
  CAS-BOT-BC148297  Rosa pinetorum Alice Eastwood 1927-8-1 15026 San Luis Obispo Cambria Comment
  RSA43312  Rostraria cristata J. T. Howell 1948-6-15 24376 San Luis Obispo Gillis Canyon, SE of Shandon 457 Comment
  UC1128629  Rubus parviflorus H. C. Lee 1936-4-6 552 San Luis Obispo Davis Canyon, Port San Luis Quadrangle Davis Canyon; , Port San Luis Quadrangle Comment
  CAS-BOT-BC156992  Rubus ursinus Alice Eastwood 1927-4-7 14281 San Luis Obispo Morro, San Luis Obispo Comment
  CAS-BOT-BC157006  Rubus ursinus John Thomas Howell 1964-6-30 40848 San Luis Obispo Cambria Comment
  OBI27012  Rubus ursinus James Courtney 1980-12-20 5 San Luis Obispo Pennington Creek Biological Preserve Comment
  OBI58676  Rubus ursinus David J. Keil 1998-3-27 26435 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI75811  Rubus ursinus Al Lindholm 1967-4-23 188 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. 1/2 mile southeast of Geode Mountain. Comment
  UC1128658  Rubus ursinus B. Bolt 1936-2-20 585 San Luis Obispo 1/4 mi wnw China Harbor; Cayucos Quad., wnw of China Harbor Comment
  OBI5498  Rumex crispus Sharon Jochums 1974-4-10 109 San Luis Obispo W of hwy 1 on marine terr of San Simeon point Comment
  SBBG37935  Rumex kerneri C. B. Hardham 1961-4-14 7379 San Luis Obispo Santa Rosa Crk near Cambria Comment
  OBI30110  Rumex pulcher Melissa Luckow 1982-6-24 886 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd. EIR vouchers Comment
  OBI59278  Rumex salicifolius Rhonda Riggins June 19 200 1707 San Luis Obispo Maguire Property, N side Pozo Rd 4 mi SE Las Pilitas Rd, 1 mi SE Santa Margarita Lake Rd. Along crk between first and second bridge crossings Comment
  UCR161471  Rumex salicifolius George K. Helmkamp, E. A. Helmkamp 2005-5-17 9469 San Luis Obispo Central Coast, Mile 60 of Calif. Highway 1, c. 2.0 mi WNW of San Simeon 15 Comment
  OBI27186  Rupertia physodes Thomas Burrows 1980-5-3 43 San Luis Obispo Reservoir Cyn 168 Comment
  OBI17195  Salicornia pacifica Robert F. Hoover 1965-9-22 9640 San Luis Obispo Morro Bay, just S of mouth of Chorro Crk Comment
  CAS-BOT-BC103256  Salix bonplandiana Ernest C. Twisselmann 1972-4-1 18599 San Luis Obispo Arroyo Grande Creek, ca. 4.5 miles above Lopez Lake 121 Comment
  CAS-BOT-BC103260  Salix bonplandiana R. F. Hoover 1947-3-21 6704 San Luis Obispo California Polytechnic campus, San Luis Obispo Comment
  OBI58740  Salix breweri David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27525 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
  OBI64473  Salix gooddingii David J. Keil 2001-5-10 29439 San Luis Obispo Bitterwater Road, 12.3 road miles north from Highway 58 Comment
  CDA26406  Salix gooddingii David J. Keil 1998-6-8 27720 San Luis Obispo Along Bitterwater Road in Choice Valley. Vicinity of Grant Lake. 0 Comment
  OBI31681  Salix laevigata Smeltzer, Turnquist 1982-4-21 53 San Luis Obispo Collected from rear parkingarea along NE lake edge in Laguna Lake Park Comment
  OBI73191  Salix laevigata David J. Keil 2000-5-29 28780 San Luis Obispo Campus of California Polytechnic State University. Drumm Reservoir and vicinity Comment
  OBI37103  Salix laevigata Eric Wise 1981-10-23 1352 San Luis Obispo Sycamore reservoir, Shell crk rd Comment
  OBI37188  Salix laevigata Eric Wise 1981-9-2 1092 San Luis Obispo Las Tablas Crk entering Lake Nacimiento Comment
  OBI71824  Salix laevigata D. R. Miller 2005-4-1 405 .787 San Luis Obispo Pine Mt Region. Along Tobacco Crk near first crk crossing on flats 384 Comment
  OBI36917  Salix lasiandra Eric Wise 1982-6-24 1543 San Luis Obispo S shore of Laguna Lake SLO Comment
  OBI36919  Salix lasiandra Eric Wise 1982-5-1 1444 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  SD249283  Salix lasiandra David Keil 1985-3-16 San Luis Obispo Los Osos - Baywood Park area. Vicinity of intersection of South Bay Blvd. and Turri Road and woutheastward. 20 Comment
  OBI31218  Salix lasiolepis Julie M. Vanderweir 1979-8-26 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI36882  Salix lasiolepis Eric Wise 1981-6-11 530 San Luis Obispo Little Morro Creek, Morro Bay Comment
  OBI36901  Salix lasiolepis Eric Wise 1982-6-25 1560 San Luis Obispo Pismo State Beach , Oceano campground Comment
  OBI37208  Salix lasiolepis Eric Wise 1983-3-6 1680 San Luis Obispo Santa Margarita Lake: man-made reservoir in Salinas river channel Comment
  OBI9828  Salix lasiolepis Betty Hoover 1962-2-23 40 San Luis Obispo Cambria Pine District Comment
  SBBG102625  Salix lasiolepis C. F. Smith 1968-7-30 10103 San Luis Obispo above lakes S of Oceano Comment
  OBI37321  Salix lasiolepis Eric Wise 1983-2-24 1663 -b San Luis Obispo 2.2 mi E of 1/2 way station on Hwy 41 Comment
  SBBG95316  Salix lasiolepis Eric Wise 1983-2-17 1648 San Luis Obispo Oak Park Blvd. and W. Branch Street, Arroyo Grande Comment
  CAS-BOT-BC107245  Salix lasiolepis var. bigelovii Alice Eastwood 1927-4-9 14349 San Luis Obispo Black Lake Comment
  CAS-BOT-BC124820  Salix lasiolepis var. lasiolepis W. R. Dudley 1902-4-5 s.n. San Luis Obispo Above Avila Comment
  CAS-BOT-BC124824  Salix lasiolepis var. lasiolepis W. R. Dudley 1905-1-4 s.n. San Luis Obispo [Adelaide] Adelaida Comment
  UC990498  Salix sitchensis R. Bacigalupi 1949-4-5 3076 San Luis Obispo 3 mi. above Cambria (along Santa Rosa Creek); Santa Rosa Creek Comment
  OBI70117  Salsola David J. Keil 1998-10-9 28190 -F San Luis Obispo Just n of junction of Elkhorn Road and Soda Lake Rd. at s end of Carrizo Plain. Comment
  CDA26830  Salsola tragus David J. Keil 1998-10-9 28138 San Luis Obispo Along California Highway 166 and Cuyama River, circa 11 miles east of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres National Forest), circa 2 miles east of Rock Front Ranch. 0 Comment
  OBI32792  Salvia carduacea David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12709 San Luis Obispo 8.5 mi W of soda Lake rd along Calif Rte 58 Comment
  OBI44844  Salvia columbariae David J. Keil 1985-3-31 18491 San Luis Obispo Calf Cyn area along Calif Rte 58, halfway between Park Hill Rd and hwy 229 Comment
  SBBG94128  Salvia columbariae S. A. Junak 1990-7-13 4407 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, along powerline access rd, just S of second high voltage tower E of W Cuesta Ridge Rd, ca. 1.1 rd mi S of Tassajera Crk Rd 533 Comment
  OBI13563  Salvia columbariae Aart C. deVos 1963-4-18 59 San Luis Obispo Poly Cyn NW slope Comment
  OBI70008  Salvia columbariae John Beall 1980-4-6 1 San Luis Obispo 10 mi up Park Hill Rd from hwy 58 on W side of rd Comment
  RSA0056296  Salvia columbariae W. M. Arbaugh 1968-4-29 234 San Luis Obispo Santa Margarita, 3 miles east of town near the bridge. Comment
  OBI34366  Salvia mellifera Ruth Davis 1964-4-17 86 San Luis Obispo Cal Poly campus, Poly cyn Comment
  UCR123161  Salvia mellifera George K. Helmkamp, E. A. Helmkamp 2002-4-16 7416 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  UCR168254  Salvia mellifera Edith A. Purer 1933-7-20 5090 San Luis Obispo Central Coast, five miles NW of Guadalupe 46 Comment
  OBI8423  Salvia mellifera Lynne Dee Althouse 1977-3-26 7 San Luis Obispo Wolfe's horse ranch near San Luis High school 130 Comment
  RSA585721  Salvia mellifera M. D. Proctor, E. A. Young 1993-3-17 ROB- 172 San Luis Obispo 2 km SE of Twin Bridges on Boyscout Road. Comment
  OBI78619  Salvia spathacea Connor O'Brien, Melanie Mabry, Elle R, Harris, Natalie Schwebel, Alyssa Behrens, and Summer Carlson 2014-2-11 San Luis Obispo California Polytechnic State University San Luis Obispo campus; intersection of North Perimeter Road and Village Drive. 115 Comment
  SEINET5099939  Salvia spathacea Unknown 1995-4-14 1341 San Luis Obispo E of Nipomo, along Hwy 166, just E of Suey Creek Rd. Comment
  OBI19616  Sambucus nigra subsp. caerulea Robert F. Hoover 1969-7-12 11428 San Luis Obispo Salinas River bed at Paso Robles Comment
  OBI60487  Sambucus nigra subsp. caerulea Larry Kelly, David J. Keil 1988-10-1 263 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave. Comment
  OBI74413  Sambucus nigra subsp. caerulea Theo Fitanides 2010-4-23 136 San Luis Obispo Tierra Redonda mtn. 579 Comment
  OBI28335  Sambucus nigra subsp. caerulea Lori Blain 1982-4-7 5 San Luis Obispo Cal Poly: near stearm where Design Village branches off of Poly cyn 152 Comment
  OBI31087  Samolus parviflorus Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI80202  Sanicula bipinnatifida David J. Keil 1978-3-25 12687 San Luis Obispo Irving Ranch. Comment
  OBI56965  Sanicula crassicaulis Steven A. Junak 1990-5-1 4268 San Luis Obispo Santa Lucia mtns: at N edge of Cuesta Ridge Botanical area, along power line access road which intersects Tassajera Creek Road ca. 2.4 mi W of hwy 101, ca 1.1 mi S of Tassajera Creek rd 536 Comment
  UC1051414  Sanicula crassicaulis Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-23 3268 San Luis Obispo 2 mi w of San Luis Obispo (above Steiner Creek) Comment
  OBI55137  Sanicula maritima Lincoln Constance 1950-4-6 3313 San Luis Obispo W base of Cerro Romauldo ner San LUis Obispo 152 Comment
  OBI8743  Sanicula maritima Robert F. Hoover 1947-2-24 6625 San Luis Obispo First ridge W of Cerro Romauldo (near San Luis Obispo) Comment
  OBI19441  Saponaria officinalis Robert F. Hoover 1966-9-16 10043 San Luis Obispo Salinas River at mouth of Rocky cyn Comment
  UC2027573  Scabiosa atropurpurea David J. Keil 2012-7-18 31431 San Luis Obispo Pismo Beach. Spyglass Park. Comment
  UCR122139  Scandix pecten-veneris George K. Helmkamp, E. A. Helmkamp 2000-4-21 5449 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  OBI19857  Schismus arabicus Walter F. Chesebro 1978-5-6 126 San Luis Obispo Just off Soda Lake Rd, 19 mi E of Soda Lake Comment
  OBI59070  Schismus barbatus David J. Keil 1998-4-14 26730 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  OBI76847  Schoenoplectus americanus George Butterworth 2012-9-22 878 San Luis Obispo Carrizo Plain Ecological Reserve American Unit. Eagle Field pond 701 Comment
  OBI35203  Schoenoplectus californicus Eric Wise 1981-10-23 1366 San Luis Obispo Tepesquet Vinyard Ponds 4-6 mi S of Shandon on San Juan rd Comment
  RSA216708  Schoenoplectus maritimus Robert F. Hoover 1969-7-19 11495 San Luis Obispo South of Pismo Creek near Pismo Beach. Comment
  RSA797521  Schoenoplectus maritimus W. R. Ferren, Hamilton 1993-7-19 EPA- 86 San Luis Obispo Los Osos Creek. Comment
  OBI43612  Schoenoplectus pungens Eric Wise 1982-7-2 1602 San Luis Obispo Oso Flaco Lake Comment
  POM172034  Schoenoplectus pungens F. M. Reed 1928-8-22 6109 San Luis Obispo Sand dunes at Morro Bay Comment
  LA211630  Schoenoplectus pungens var. longispicatus Glenn M. Greenwald; 2014-5-2 0 s.n. San Luis Obispo SANTA MARIA RIVER VALLEY, Guandalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond wetland, ca. 250 meters from Pacific Ocean. 9.0 Comment
  UCD145388  Scribneria bolanderi G. F. Hrusa 1995-4-16 12075 San Luis Obispo San Luis Obispo County: NW of Cuesta Pass on slope near road. Approximately 2.5 m NW of US 101. 750 Comment
  UCR28968  Scrophularia californica David J. Keil 1981-6-20 14869 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
  OBI13497  Scutellaria tuberosa Robert F. Hoover 1947-3-1 6626 San Luis Obispo Cambria Comment
  OBI48255  Scutellaria tuberosa David J. Keil 1989-6-3 21220 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  RSA799117  Selaginella Forrest Freund, J. M. Porter 2013-3-19 121 San Luis Obispo La Panza Range. Along California Highway 58 (Calf Canyon Highway), 0.9 miles west of the junction with Golden Lane and 0.9 miles east of the junction with County Road 229. 812 Comment
  CAS-BOT-BC69792  Selaginella bigelovii R. F. Hoover 1946-11-24 6568 San Luis Obispo Hill above Salinas River opposite Pilitas Creek. Comment
  SBBG118288  Senecio aphanactis E. Painter, M. Wetherwax 2002-2-26 SLO 206 San Luis Obispo W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  CAS-BOT-BC327411  Senecio astephanus R. F. Hoover 1965-6-17 9443 San Luis Obispo Tassajara Peak, Santa Lucia Range Comment
  SBBG18343  Senecio blochmaniae M. A. Piehl 1963-8-4 63791 a San Luis Obispo NW of Oso Flaco Lake Comment
  UC1334639  Senecio blochmaniae Austin Griffiths Jr. 1967-8-13 5380 San Luis Obispo just s Black Lake (near n end of Nipomo Dunes) Comment
  OBI35473  Senecio californicus S. M. Inman 1983-4-25 16 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
  RSA773022  Senecio californicus var. ammophilus R. F. Thorne, Percy C. Everett 1963-4-21 31635 San Luis Obispo South end of Morro Bay between bay and ocean. Comment
  OBI29287  Senecio douglasii var. douglasii David J. Keil 1980-9-15 14190 San Luis Obispo Avenales Wildlife Area along Shell Creek Rd ca. 1.3 mi N of Calif rte 58. Comment
  UC1070150  Senecio flaccidus var. douglasii D. Axelrod 1936-7-3 565 San Luis Obispo 1 mi e Dove; San Luis Obispo Quad. 274 Comment
  OBI70132  Senecio sylvaticus David J. Keil 2009-3-1 30565 San Luis Obispo San Luis Obispo. 940 Del Rio Ave. Residential area. 60 Comment
  OBI78972  Senecio vulgaris David J. Keil 2013-8-22 31935 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  UCD92883  Setaria viridis Ernest C. Twisselmann 1963-12-13 9206 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch. 670 Comment
  RSA212553  Setaria viridis E. C. Twisselmann, Donald J. Bedell 1969-7-5 15665 San Luis Obispo S River Road, 4 miles S of Paso Robles 183 Comment
  OBI26173  Sidalcea hickmanii subsp. anomala Donald Dexter 1972-5-25 5 San Luis Obispo Cuesta Ridge south of botanical area Comment
  PASA1750  Sidalcea parviflora Stason 1930-4-14 San Luis Obispo Santa Margarita Comment
  UC454240  Silene antirrhina I. J. Condit 1908-5-5 San Luis Obispo n hillside of School Canyon Comment
  CAS-BOT-BC384587  Silene coniflora R. F. Hoover 1947-3-26 6744 San Luis Obispo Price Canyon (just s. of) Comment
  OBI19458  Silene gallica Robert F. Hoover 1947-3-19 6696 San Luis Obispo Oak Park district Comment
  OBI35375  Silene gallica K. A. Nadeau 1983-4-30 9 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and Rockview Rd Comment
  UC8441  Silene gallica W. H. Brewer 1861-4-27 478 San Luis Obispo Comment
Read comments
Jul 6 2010
  OBI17681  Silene gallica Dave Imper 1977-2-24 55 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  CAS-BOT-BC174939  Silene laciniata Clare B. Hardham 1956-6-20 960 San Luis Obispo Old Road on Cuesta Grade Comment
  OBI53892  Silene laciniata subsp. laciniata Arthur W. Hazebrook 1992-10-25 159 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hiill, trl along base of NE facing slope Comment
  SBBG2042  Silene lemmonii C. B. Hardham 1959-5-19 4560 San Luis Obispo headwaters of Las Tablas Crk Comment
  CAS-BOT-BC74980  Sinapis arvensis Ernest C. Twisselmann 1954-4-29 1117 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Comment
  OBI65089  Sisymbrium altissimum Greg Wilvert 2005-4-25 340 San Luis Obispo SE half of the Caliente Range. 1 km NW of Semper Spring 822 Comment
  OBI70180  Sisymbrium altissimum David J. Keil 1991-5-18 21554 San Luis Obispo C.T. ranch on E and N outskirts of Cambria 100 Comment
  OBI14953  Sisymbrium officinale Robert F. Hoover 1964-5-11 8792 San Luis Obispo Near Hi Mtn Spring Camp Comment
  SBBG104207  Sisymbrium orientale M. D. Proctor, E. A. Young 1993-4-12 ROB 393 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  CAS-BOT-BC75458  Sisymbrium orientale Ernest C. Twisselmann 1969-4-24 15155 San Luis Obispo La Panza Range. Bedell Ranch, 5 miles southeast of Creston. 350 Comment
  OBI71671  Sisyrinchium bellum David J. Keil 1988-7-2 20853 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  RSA0042910  Sisyrinchium bellum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6286 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  UCR123149  Sisyrinchium bellum George K. Helmkamp, E. A. Helmkamp 2002-4-19 7420 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  SEINET3876393  Sisyrinchium bellum Larry C. Higgins, N. Duane Atwood 1969-4-24 1825 San Luis Obispo Ca. 5 miles northeast of San Luis obispo.; 0 Comment
  SD38284  Solanum americanum Edith A. Purer 1932-8-27 4798 San Luis Obispo N.W. Guadalupe, stabilized sand dunes Comment
  OBI9148  Solanum douglasii Robert F. Hoover 1946-8-17 6300 San Luis Obispo N end of Morro Bay Comment
  SBBG133077  Solanum douglasii D. Keil, T. Teed, Mariko Uchida 2001-6-15 29577 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  SD90245  Solanum douglasii Benjamin C. Stone September 1952 216 San Luis Obispo Morro Bay State Park 75 Comment
  UC933972  Solanum douglasii Elton F. Paddock 1951-8-3 414 San Luis Obispo 1/2 mi n of Pismo Beach community (edge of US Hwy 101); Pismo Beach Comment
  OBI58857  Solanum nigrum David J. Keil 1998-8-24 28030 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch along route to Big Rocks. 579 Comment
  OBI58865  Solanum nigrum David J. Keil 1998-8-19 27939 San Luis Obispo Rinconada Creek at intersection of Pozo Rd. and Las Pilitas Rd. 488 Comment
  UC1125075  Solanum umbelliferum C. M. Belshaw 1936-3-28 1744 San Luis Obispo 2.1 mi nne of China Harbor 106 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
  OBI64446  Solanum umbelliferum David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28704 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  OBI35304  Solanum xanti Melody Dickens 1980-4-30 15 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  OBI9117  Solanum xanti Robert F. Hoover 1964-5-11 8765 San Luis Obispo 5 mi W of Pozo Comment
  SBBG107327  Solanum xanti C. B. Hardham 1958-4-9 3047 San Luis Obispo The Cuesta Comment
  SBBG112563  Solanum xanti C. B. Hardham 1967-2-11 14312 a San Luis Obispo Diablo Cyn Comment
  SBBG6684  Solanum xanti C. B. Hardham 1958-4-16 3035 San Luis Obispo Peachy Cyn Rd, 0.5 mi W of Paso Robles Comment
  OBI35582  Solanum xanti S. M. Inman 1993-4-25 11 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
  CAS-BOT-BC365742  Solidago spathulata R. W. Summers 1897-8-10 396 San Luis Obispo Pecho sand hills Comment
  UC1070269  Soliva sessilis N. K. Carlson 1936-3-25 219 San Luis Obispo .1 mi n Goldtree; San Luis Obispo Quad. 182 Comment
  OBI77825  Sonchus oleraceus Jennifer Stone 1986-3-9 5 San Luis Obispo Cuesta Ridge E in chaparral area burned over in the Las Pilitas Fire of June-July 1985. Voucher for fire successional thesis study, Soils Science Dept, Calif Poly State Univ. Site 1 Comment
  UCD92770  Sorghum halepense Ernest C. Twisselmann 1962-10-14 7922 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Choice Valley, 1.5 miles E of the summit. 640 Comment
  UCR38985  Spartium junceum David J. Keil 1984-7-19 18299 San Luis Obispo Campus of California Polytechnic State University. Comment
  UCR131931  Spergula arvensis subsp. arvensis George K. Helmkamp 2003-8-31 8095 San Luis Obispo Central Coast, Callender Road at US-1 south of Arroyo Grande 30 Comment
  OBI80043  Spergularia bocconi David J. Keil, with Lynne Dee Althouse 2002-5-2 29857 San Luis Obispo Santa Margarita Ranch Comment
  OBI77912  Spergularia macrotheca David J. Keil, Eric Wise 1981-5-25 14759 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  UCR91822  Spergularia macrotheca var. macrotheca George K. Helmkamp 1996-5-24 1041 San Luis Obispo Central Coast, Los Osos, along trail to quarry, 0.6 mile east of South Bay Blvd. 95 Comment
  CAS-BOT-BC390896  Spergularia marina Ernest C. Twisselmann 1955-6-18 2179 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Pozo Pinole, San Juan Hills 670 Comment
  OBI65056  Spergularia marina Greg Wilvert 2005-4-17 263 San Luis Obispo SE Half of the Caliente Range. 1.1 km SSW of Quail Springs Reservoir Comment
  OBI39988  Spergularia rubra Eric Wise 1984-4-29 1885 San Luis Obispo Little Morro Crk. From the laguna to the hwy 1 overpass Comment
  CDA11345  Stachys bullata G. F. Hrusa 1995-4-16 12068 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass Approx. 1 m. NW of US 101. Comment
  CDA41005  Stachys bullata Agbashian 1937-5-4 s.n. San Luis Obispo Calif. Polytech. [San Luis Obispo]. 0 Comment
  RSA515305  Stachys bullata G. R. Ballmer 1989-5-21 s.n. San Luis Obispo Cuesta Ridge Botanical Preserve area. Comment
  RSA586407  Stachys bullata M. D. Proctor, E. A. Young 1993-4-11 ROB 0352 San Luis Obispo Twin Bridges on Boyscout Rd. Comment
  SBBG91408  Stachys chamissonis C. F. Smith 1957-10-10 5643 San Luis Obispo Dune Lakes S of Oceano Comment
  UCR122592  Stellaria media George K. Helmkamp 1995-11-23 113 San Luis Obispo Central Coast, Junction of Martingale Avenue and Buckskin Drive in Los Osos 46 Comment
  OBI82544  Stellaria nitens David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33493 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 600 Comment
  SBBG14750  Stellaria nitens E. C. Twisselmann 1962-3-19 6710 San Luis Obispo Choice Valley, 0.25 mi S of Grant lake 563 Comment
  UC1583641  Stephanomeria cichoriacea David Keil 1983-9-10 17948 San Luis Obispo n of San Simeon (vicinity of Arroyo de la Cruz); Arroyo de la Cruz Comment
  CAS-BOT-BC375165  Stephanomeria cichoriacea Alice Eastwood 1927-7-31 15016 San Luis Obispo In canon between Atascadero & Morro Comment
  CAS-BOT-BC375258  Stephanomeria elata R. F. Hoover 1966-9-16 10035 San Luis Obispo 3 mi. n. of Santa Margarita (junction of Carmel Road with old Highway 101) Comment
  OBI15403  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1964-8-14 9260 San Luis Obispo Jack lake Comment
  CAS-BOT-BC375298  Stephanomeria exigua subsp. carotifera R. F. Hoover 1966-10-1 10095 San Luis Obispo Upper Arroyo Grande opposite Routzahn [Routzhan] County Park Comment
  JEPS51960  Stephanomeria exigua subsp. coronaria Ernest C. Twisselmann 1965-8-23 11558 San Luis Obispo Summit of Choice Valley Western San Joaquin Valley, Temblor Range 670 Comment
  UC771650  Stephanomeria exigua subsp. coronaria R. F. Hoover 1946-9-15 6411 San Luis Obispo San Juan River crossing on Pozo-Simmler road San Juan River Comment
  OBI56701  Stephanomeria pauciflora David J. Keil 1998-8-24 28036 San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of Rock Front Ranch, N of Hwy 166. Comment
  CAS-BOT-BC322899  Stephanomeria pauciflora Ernest C. Twisselmann 1953-8-17 702 San Luis Obispo Chris Twisselmann Ranch, 7 miles south of Cholame, Temblor Range and the Western San Joaquin Valley 640 Comment
  UCD143636  Stephanomeria pauciflora Tom Aldrich 1952-10-14 s.n. San Luis Obispo San Luis Obispo County. Comment
  OBI80412  Stephanomeria virgata David J. Keil 1978-8-10 12959 San Luis Obispo Top of Cuesta Ridge, west side, between Cuesta Botanical Area and end of paved road. 770 Comment
  CAS-BOT-BC375900  Stephanomeria virgata Ernest C. Twisselmann 1965-8-23 11558 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Choice Valley 670 Comment
  CAS-BOT-BC375904  Stephanomeria virgata K. L. Chambers 1966-8-30 2474 San Luis Obispo Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay Comment
  OBI66630  Stephanomeria virgata David J. Keil 1998-10-9 28187 San Luis Obispo Elkhorn Plain, Elkhorn Road, ca. 6 miles wnw of Kern Co. line. Comment
  RSA696191  Stephanomeria virgata Anonymous 1935-7-1 s.n. San Luis Obispo 6 mi S of Arroyo Grande Comment
  OBI3741  Stipa cernua Elizabeth Rudd 1971-6-10 261 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  HSC91730  Stipa pulchra Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro, Manzanita Trail, Hazard Canyon Comment
  UC455753  Streptanthus albidus subsp. peramoenus I. J. Condit 1908-5-25 San Luis Obispo School Hill San Luis Obispo Comment
  CAS-BOT-BC87174  Streptanthus glandulosus subsp. glandulosus R. F. Hoover 1949-4-26 7634 San Luis Obispo Mouth of Poly Canyon. Comment
  CAS-BOT-BC87181  Streptanthus glandulosus subsp. glandulosus Roxana S. Ferris; R. Bacigalupi 1946-4-13 11111 San Luis Obispo Roadcut below summit (west side) of Paso Robles-Cambria Road. 335 Comment
  OBI65809  Streptanthus glandulosus subsp. glandulosus D. R. Miller 1989-6-7 689 -10 San Luis Obispo Coles Rd in. S facing of Little Pine mt, midway in along rd. T265 R8E near jctn of sec 4-3-9-10 823 Comment
  SBBG45367  Stuckenia pectinata L. W. Edge 1972-5-31 197 San Luis Obispo near edge of Oso Flaco Lake on E side of rd dividing lake Comment
  SBBG112527  Stuckenia pectinata D. Keil 1982-6-26 16239 San Luis Obispo marsh S of Arroyo and E of Hwy 1 in old cut-off meander Comment
  SEINET958407  Stuckenia pectinata D. W. Taylor 1970-1 T 70 -118 San Luis Obispo Common at mouth of Los Osos Creek, east side of Morro Bay. Comment
  OBI65025  Stutzia covillei Greg Wilvert 2005-4-6 196 San Luis Obispo SE Half of the Caliente Range. 0.8 km SE of Wells Spring Comment
  CAS-BOT-BC110383  Suaeda californica Ernest C. Twisselmann 1957-11-2 4104 San Luis Obispo South end of Morro Bay, near Baywood Park. 1 Comment
  RSA43045  Suaeda californica Robert F. Hoover 1946-8-8 6283 San Luis Obispo North end of Morro Bay Comment
  CDA20419  Symphoricarpos mollis J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area, Los Padres NF, Cuesta Ridge East 0 Comment
  UCR118336  Symphoricarpos mollis George K. Helmkamp, E. A. Helmkamp 2000-9-2 5974 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon, 2.2 mi west of Los Osos Valley Road 137 Comment
  SBBG92143  Symphyotrichum chilense G. K. Helmkamp 1989-8-6 San Luis Obispo Toro Cyn Rd, E of Hwy 1, just N of Cayucos 121 Comment
  SBBG7668  Symphyotrichum chilense C. B. Hardham 1956-10-14 1459 San Luis Obispo South Rd to Adelaida, ca. 2 mi W of Paso Robles Comment
  SBBG87290  Symphyotrichum subulatum var. parviflorum C. F. Smith 1958-7-15 5817 San Luis Obispo ca. 2 mi E of Old Cuyama (town) on Hwy 166 Comment
  CDA21195  Tamarix parviflora M. Lea 2007-4-4 PDR 1450404 San Luis Obispo South Coast Ranges; Salinas River just N of Hwy 46 E. 0 Comment
  JEPS114092  Tamarix ramosissima M. Wetherwax, E. L. Painter 2002-8-13 CR- 342 San Luis Obispo Camp Roberts. Between Boyscout Ford and Low Water Bridge. Comment
  UC2027238  Tanacetum parthenium David J. Keil 2013-7-6 31825 San Luis Obispo San Luis Range. Prefumo Canyon Road. Creek bottom just upstream of bridge 3. Comment
  SEINET5779709 Image available Tauschia hartwegii Marcus E. Jones 1882-1 3238 San Luis Obispo San Luis Obispo Comment
  POM265230  Tellima grandiflora I. L. Wiggins 1929-5-21 3679 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI81363  Tetrapteron graciliflorum Jason Dart, A. Weichert 2010-3-25 349 San Luis Obispo Palo Prieto Conservation Bank, Lake Parcel. This location is 0.5 mile southwest of Bitterwater Road, 3.75 driving miles southeast of Annette Road, on hills near Grant Lake. 619 Comment
  OBI11982  Tetrapteron graciliflorum Eben McMillan 1952-4-2 35 San Luis Obispo Palo Prieta Cyn, 5 mi SE Cholame Comment
  CAS-BOT-BC399679  Thalictrum fendleri Alice Eastwood; John Thomas Howell 1937-5-1 4185 San Luis Obispo Parfuma [Prefumo] Canyon, San Luis Range Comment
  CAS-BOT-BC399836  Thalictrum polycarpum Ernest C. Twisselmann 1955-6-16 2146 San Luis Obispo La Panza Range. Queen Bee Road, .2 mile south of Pozo Grade Summit 798 Comment
  UCR1365  Thermopsis californica Frank C. Vasek 1960-4-10 600410- 17 San Luis Obispo South Coast Range, Pozo Road, 7.2 mi west of Pozo Guard Station [Station 41, La Panza Fire Station] 579 Comment
  SBBG16166  Thermopsis californica var. californica H. and M. Dearing 1934-3-3 San Luis Obispo between Cambria and Adelaida Comment
  RSA140161  Thermopsis californica var. californica Clare B. Hardham 1960-4-20 5474 San Luis Obispo Black Mountain; Highland District. Near Pete Nelson Canyon. 457 Comment
  CAS-BOT-BC66633  Thysanocarpus curvipes R. F. Hoover 1966-4-20 9829 San Luis Obispo 5 miles east of Creston on La Panza road. Comment
  OBI37880  Thysanocarpus curvipes subsp. elegans David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18619 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate 732 Comment
  CAS-BOT-BC67138  Thysanocarpus laciniatus R. F. Hoover 1966-4-20 9828 San Luis Obispo 5 miles east of Creston on La Panza Road. Comment
  UCR29935A  Thysanocarpus laciniatus J. H. Nishida, R. L. Allen 1982-4-10 262 San Luis Obispo South Coast Range, American Canyon Campground 537 Comment
  OBI80076  Torilis arvensis David J. Keil 2000-5-27 28769 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  OBI56873  Torilis arvensis David J. Keil 1998-6-15 27824 San Luis Obispo Along Santa Rita Creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  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
  JEPS32608  Tragopogon porrifolius Ernest C. Twisselmann 1963-6-7 8382 San Luis Obispo Carter Place, Choice Valley Western San Joaquin Valley, Temblor Range, Choice Valley 640 Comment
  OBI56400  Tragopogon porrifolius David J. Keil 1999-5-27 28358 San Luis Obispo Santa Margarita. Comment
  CAS-BOT-BC220837  Trichostema lanatum Chester Dudley 1927-6-1 s.n. San Luis Obispo Cuyama Valley Comment
  OBI3839  Trichostema lanatum Elizabeth Rudd 1971-5-23 290 San Luis Obispo 3 mi NE of Santa Margarita Comment
  CAS-BOT-BC220833  Trichostema lanatum W. R. Dudley 1905-1-5 s.n. San Luis Obispo Near San Luis Obispo 762 Comment
  UC1285151  Trifolium barbigerum R. F. Hoover 1948-4-25 7488 San Luis Obispo Price Canyon Comment
  OBI67009  Trifolium barbigerum D. R. Miller 1994-4-12 494 -190 San Luis Obispo Pine Mt Region. From trl in Almaden flats, near amanda's rock, Pico Crk drainage 853 Comment
  SBBG3802  Trifolium bifidum var. bifidum C. B. Hardham 1957-4-18 1698 San Luis Obispo Santa Rita Rd, 4 mi W of Templeton Comment
  OBI74315  Trifolium ciliolatum Theo Fitanides, Anthony Baniaga 2010-4-10 84 San Luis Obispo Tierra Redonda Mtn BLM ACEC 346 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
  RSA0040012  Trifolium ciliolatum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 s.n. 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
  OBI31385  Trifolium ciliolatum Joy Nishida, Ginger King 1982-4-25 334 San Luis Obispo American Cyn. 1.8 mi S of campground near stream Comment
  OBI42283  Trifolium ciliolatum David J. Keil, V. L. Holland 1986-5-26 19577 San Luis Obispo Oak Shores dev on N shore of Nacimiento Lake Comment
  OBI65811  Trifolium dubium D. R. Miller 1989-6-7 689 -12 San Luis Obispo Coles' in front of main house. T26S, R8E, sec 4. Pine Mtn area 732 Comment
  POM27835  Trifolium fucatum var. fucatum Marcus E. Jones 1882-5-6 2670 San Luis Obispo San Luis Obispo. Comment
  OBI59483  Trifolium gracilentum David J. Keil, with V. L. Holland 2001-4-7 29278 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  RSA680187  Trifolium gracilentum Scott D. White, Ken McDonald 2001-5-9 8464 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  SEINET7063723  Trifolium gracilentum A. G. Vestal 1947-4-19 s.n. San Luis Obispo South of Pismo Beach near Meadow Creek. UTM Zone 10, 715555mE, 3889772mN. (WGS84/NAD83). 5 Comment
  OBI80050  Trifolium gracilentum David J. Keil, with Lynne Dee Althouse 2002-5-2 29868 San Luis Obispo Santa Margarita Ranch Comment
  SBBG93139  Trifolium hirtum G. K. Helmkamp 1990-4-17 s.n. San Luis Obispo San Luis Bay Drive and Avila Rd 15 Comment
  CDA4340  Trifolium hirtum P. Tomsovic 1997-4-14 23 San Luis Obispo San Luis Peak, west of Highway 101 between Broad Street and Marsh. 0 Comment
  OBI33074  Trifolium macraei David J. Keil 1983-4-23 16927 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  UC630828  Trifolium macraei P. B. Kennedy 1928-5-25 10177 San Luis Obispo rd between San Simeon and Cambria Comment
  OBI17703  Trifolium microcephalum Dave Imper 1977-4-7 117 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  SBBG119072  Trifolium microcephalum M. Wetherwax, E. Painter 2000-3-19 CR 26 San Luis Obispo near W Perimeter Rd, ca. 1.5 air km NW of intersection with Generals Rd; Camp Roberts 220 Comment
  UC1130075  Trifolium microcephalum T. M. Hendrix 1937-4-29 134 San Luis Obispo 3.4 mi ene New District School; Pozo quad 381 Comment
  OBI57913  Trifolium microdon David J. Keil 1998-6-15 27832 San Luis Obispo Along Santa Rita Creek Rd. W of Templeton, 2-3 miles W of junction with Vineyard Drive. Comment
  OBI54202  Trifolium obtusiflorum David J. Keil 1996-5-30 25880 -1 San Luis Obispo Hwy 227, ca 1 mi N of hwy 58 Comment
  UCD109293  Trifolium pratense Ernest C. Twisselmann 1958-5-29 4545 San Luis Obispo San Luis Obispo County: Shandon: just east of the elementary school. 304 Comment
  OBI17600  Trifolium repens Kurt R. Neisess 1976-2-24 s.n. San Luis Obispo Los Osos Area Comment
  OBI66750  Trifolium subterraneum David J. Keil, with Mark Menke 2002-3-26 29771 San Luis Obispo Along unpaved road from southern end of Davenport Creek Road to top of Indian Knob Comment
  OBI42773  Trifolium varie