Search Results — 2000 specimen records retrieved (1143 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI6220  Abronia latifolia D. Waive Stager 1972-7-31 21 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park]. On last row of dunes before ocean; only on top not on sides of dune Comment
  SFV1113  Abronia latifolia E. R. Blakley 1960-7-2 3510 San Luis Obispo Old sand dunes, 0.25 miles north of Oso Flaco Lake. 30 Comment
  OBI39396  Abronia pogonantha Clifton F. Smith 1950-5-4 2769 San Luis Obispo Off Creston-Simmler Rd 0.25 mi N of Fernandez Crk crossing Comment
  CAS-BOT-BC229436  Abronia umbellata K. L. Chambers 1966-8-30 2473 San Luis Obispo Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay Comment
  OBI59679  Acacia longifolia Larry Kelly, David J. Keil, V. L. Holland, and Lynne Dee Oyler 1990-4-12 386 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave. Comment
  OBI51150  Acaena pinnatifida Jan Barber 1994-5-29 190 San Luis Obispo San Simeon State Park. Above unnamed southern drainage Comment
  POM262062  Acer macrophyllum I. L. Wiggins 1929-4-16 3667 San Luis Obispo Grade 6 miles above Moro on Atascadero Road. Comment
  OBI20408  Acer negundo R. A. Hays 1957-11-27 s.n. San Luis Obispo San Luis Obispo Comment
  UC1071649  Acer negundo var. arizonicum G. T. Nordstrom 1937-5-5 1173 San Luis Obispo 1.3 mi sw Oakdale School; Adelaida Quad. Comment
  OBI53542  Achillea millefolium Arthur W. Hazebrook 1992-7-7 119 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso flaco Lake and surrounding dunes Comment
  UCR42658  Achillea millefolium C. F. Smith 1975-5-13 10841 San Luis Obispo Guadalupe Oil Field north of Santa Maria River. 45 Comment
  RSA0021200  Achnatherum brachychaetum David J. Keil 2013-4-19 31584 San Luis Obispo San Luis Obispo. 1359 Madonna Road at Pereira Drive. Comment
  OBI72262  Achyrachaena mollis Anthony Baniaga, Daniel Chavez 2010-3-14 46 San Luis Obispo Tierra Redonda BLM ACEC 455 Comment
  UCD128416  Achyrachaena mollis Jaime Kneitel 1995-5-1 50 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, Caliente Mountains, American Ranch, 2 miles from Soda Lake Road. 670 Comment
  SBBG104242  Acmispon americanus F. L. Johnson, E. A. Young 1993-5-23 ROB 513 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  JEPS114113  Acmispon brachycarpus A. Dilworth, J. Goldzman, M. Petroelje 1998-4-13 San Luis Obispo Camp Roberts. Ca. 0.3 mile N on Bivouac Road from intersection of Bivouac and Tower Roads, ca. 54 m NW of large leaning oak tree with orange paint, Training Area 02, LCTA Plot 41. Comment
  SBBG118425  Acmispon glaber M. Wetherwax, E. Painter 2003-6-23 CR 461 San Luis Obispo Suphur Spring Rd; Camp Roberts 240 Comment
  SBBG94038  Acmispon glaber S. A. Junak, T. J. Ayers 1989-6-22 4072 San Luis Obispo Cuesta Ridge: along main rd 1.3 mi W of E boundary sign for the Cuesta Ridge Botanical Area, ca. 4.3 mi W of Hwy 101 749 Comment
  OBI12992  Acmispon glaber var. glaber F. Rush August1957 s.n. San Luis Obispo S. Morro Bay Comment
  OBI56969  Acmispon glaber var. glaber Steven A. Junak, Tina J. Ayers 1989-6-22 4072 San Luis Obispo Cuesta Ridge: Along main road (USFS rd #29S11.3) 1.3 mi W of E boundary sign for the Cuesta Ridge Botanical area, about 4.3 mi W of hwy 101 750 Comment
  OBI57828  Acmispon maritimus var. maritimus David J. Keil 1998-4-9 26645 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI13015  Acmispon wrangelianus Robert F. Hoover 1950-4-21 7847 San Luis Obispo Between Morro Bay and Cayucos S of Toro Crk Comment
  UC2027089  Acmispon wrangelianus Greg Wilvert 2005-4-17 278 San Luis Obispo Southeast Half of the Caliente Range: S end of Quail Canyon Comment
  OBI13016  Acmispon wrangelianus Eben McMillan 1952-4-2 34 San Luis Obispo Palo Prieta Cyn, 5 mi SE Cholame Comment
  CAS-BOT-BC29238  Acourtia microcephala R. F. Hoover 1947-7-10 7288 San Luis Obispo Mesa 4 mi. west of Nipomo Comment
  CAS-BOT-BC29234  Acourtia microcephala E. C. Twisselmann 1955-7-22 2269 San Luis Obispo La Panza Range, upper Navajo Creek 798 Comment
  HSC91509  Adenostoma fasciculatum Susan H. Bicknell 1988-8-15 San Luis Obispo Montana de Oro State Park, MDO 3 Comment
  OBI35298  Adenostoma fasciculatum Melody Dickens 1980-5-30 27 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  OBI28365  Adenostoma fasciculatum Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huasna rd, just .25 of a mile before reachign Agua Escondido Campground Comment
  CAS-BOT-BC139894  Adenostoma sparsifolium Adolf Holm 1915-11-1 s.n. San Luis Obispo Garcia Comment
  CAS-BOT-BC68935  Adiantum jordanii W. R. Dudley 1905-1-4 s.n. San Luis Obispo Adelaide Comment
  SFV12378  Adiantum jordanii D. L. Koutnik 1978-6-19 537 San Luis Obispo San Bernardo Creek. 91 Comment
  OBI13983  Aesculus californica Neil Havlik 1968-9-22 263 San Luis Obispo In Santa Rosa crk cyn along what will soon be the old State hwy 46, about 1.3 mi E of Marquart Park Comment
  OBI58154  Aesculus californica David J. Keil 1998-4-14 26694 San Luis Obispo Suey Creek Rd., 1.8 mi N from Hwy 166. 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
  RSA643444  Ageratina adenophora R. D. Goeden, D. W. Ricker 1972-5-2 s.n. San Luis Obispo See Canyon Road, 4 miles north of San Luis Bay Rd., SW of San Luis Obispo 183 Comment
  SEINET7062963  Agoseris grandiflora 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
  UC1224750  Agoseris grandiflora var. grandiflora R. F. Hoover 1949-5-16 7700 San Luis Obispo Poly Canyon Poly Canyon Comment
  UCSB15351  Agoseris heterophylla 1962-3-29 San Luis Obispo 25.5 miles west of Simmler, La Panza Range 411 Comment
  OBI31423  Agoseris heterophylla var. cryptopleura Joy Nishida, Julie Oxford 1982-4-16 294 San Luis Obispo American Cyn. 1.7 mi S of Amer cyn campground 488 Comment
  UC1315028  Agoseris heterophylla var. cryptopleura R. F. Hoover 1967-4-8 10377 San Luis Obispo near n end Soda Lake; Carrizo Plain Comment
  OBI2077  Agoseris heterophylla var. cryptopleura Mrs. R. W. Summers 1886-1 s.n. San Luis Obispo Comment
  HSC91814  Agrostis exarata Susan H. Bicknell 1989-8-6 San Luis Obispo Montana de Oro State Park Comment
  OBI22544  Agrostis exarata Robert F. Hoover 1950-6-21 8030 San Luis Obispo San Simeon Crk just below forks Comment
  OBI75681  Agrostis hooveri Robert F. Hoover 1948-6-29 7549 San Luis Obispo Summit on road between Arroyo Grande and Huasna district Comment
  OBI66507  Agrostis pallens David J. Keil 1985-6-19 18873 San Luis Obispo Hills S of Los Osos. Comment
  UC2027451  Agrostis pallens David J. Keil with Michael Walgren, Lisa Andreano, Aaron Sims and Sally Krenn 2013-7-27 31865 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.) to Coon Creek trail in Montana de Oro State Park. Comment
  CAS-BOT-BC64523  Ailanthus altissima Ernest C. Twisselmann 1954-7-16 1427 San Luis Obispo Twisselmann Ranch: Eastern San Luis Obispo Co. Shandon. 640 Comment
  RSA0047737  Aira caryophyllea LeRoy Gross, Marcel Beffort 2014-5-14 6471 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  OBI74408  Allium crispum Theo Fitanides, Anthony Baniaga 2010-4-23 122 San Luis Obispo Tierra Redonda Mtn BLM ACEC. 430 Comment
  SEINET7063741  Allium crispum A. G. Vestal 1947-4-21 s.n. San Luis Obispo About 2.5 miles northeast of Estrella in Hog Canyon. UTM Zone 10, 719634mE, 3956749mN. (WGS84/NAD83). 279 Comment
  OBI21218  Allium diabolense Robert F. Hoover 1960-3-13 8521 San Luis Obispo Rinconada Mine (SE of Santa Margarita) Comment
  CAS-BOT-BC135856  Allium haematochiton James R. Shevock 1973-4-20 2604 San Luis Obispo Occasional at Poly Canyon, on the campus of Calif. Poly, San Luis Obispo. Comment
  RSA177031  Allium haematochiton I. L. Wiggins 1932-3-21 5834 San Luis Obispo 2 miles east of San Luis Obispo. Comment
  UCD141869  Allium howellii Clare B. Hardham 1958-4-28 3145 San Luis Obispo San Luis Obispo County: 2 miles north of Soda Lake. 609 Comment
  CAS-BOT-BC470938  Allium howellii var. howellii Eben McMillan 1957-4-17 34 -23 San Luis Obispo Low hills at the foot of Caliente Mountain, southern Carrisa Plains. 533 Comment
  RSA607302  Allium howellii var. howellii David D. Keck, Jens Clausen 1935-4-10 3158 San Luis Obispo 18 miles south of Soda Lake toward southern end of Carrizo Plain. 610 Comment
  SBBG861  Allium peninsulare C. B. Hardham 1958-5-5 3190 San Luis Obispo Recruit Grade, 2.8 mi W of summit Comment
  UCR29116  Allium peninsulare var. crispum Melissa Luckow, R. Riggins, R. A. Pimentel 1982-5-2 854 San Luis Obispo Crocker Canyon. County Road 285, 13.8 mi SE of the junction with Hwy 58 Comment
  CAS-BOT-BC476699  Allium unifolium R. F. Hoover 1950-6-20 7995 San Luis Obispo W. side of York Mt. on Templeton-Cambria road Comment
  RSA140796  Allium unifolium Clare B. Hardham 1960-5-21 5842 San Luis Obispo Santa Rita Creek near Juhl corral. West of Templeton. Santa Lucia Mountains. Comment
  OBI5476  Alnus rhombifolia Sharon Jochums 1974-4-28 140 San Luis Obispo Arroyo de la Cruz area N of San Simeon. along S side of the Arroyo Comment
  SBBG104394  Alnus rhombifolia D. A. Young, F. L. Johnson 1992-6-17 ROB 58 San Luis Obispo ca. 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  OBI55378  Alopecurus saccatus David J. Keil, with Kathleen A. Keil 1998-4-4 26569 San Luis Obispo Carrizo Plain N of Soda Lake. Along Belmont Trail, from junction with Seven Mile Rd., about 1 mi. W. Comment
  OBI79837  Amaranthus blitoides David J. Keil 2012-7-27 31499 San Luis Obispo Nipomo. Intersection of Tefft Street and West Las Flores Drive 89 Comment
  CDA23698  Amaranthus blitoides P. Schlotter 1982-10-27 San Luis Obispo Creston and Geneseo Roads, Paso Robles. 0 Comment
  RSA202529  Amaranthus palmeri E. C. Twisselmann 1968-8-23 14907 San Luis Obispo Highway 46 across the river from Shandon 274 Comment
  UCR103966  Ambrosia chamissonis George K. Helmkamp 1997-6-22 2075 San Luis Obispo Central Coast, South end of Montana de Oro State Park 15 Comment
  SBBG118239  Amorpha californica M. Wetherwax, E. Painter 2000-10-17 CR 131 San Luis Obispo Sulphur Spring Rd, close to intersection with Deer Trail; Camp Roberts 240 Comment
  UC55363  Amsinckia J. H. Barber San Luis Obispo Morro Comment
  SBBG107159  Amsinckia C. B. Hardham 1962-4-16 9004 San Luis Obispo S bank of Salinas River, Pozo Comment
  UC1061779  Amsinckia douglasiana G. T. Nordstrom 1937-3-23 1008 San Luis Obispo 2.3 mi ese of Chimney Rock 304 Comment
  UCD118936  Amsinckia douglasiana Lewis S. Rose 1966-3-28 66013 San Luis Obispo San Luis Obispo County: 9 miles SE of Cholame, Choice Valley. 518 Comment
  CAS-BOT-BC222386  Amsinckia douglasiana Ernest C. Twisselmann 1962-3-26 6712 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 3.5 miles south of Cholame 579 Comment
  UC79544 Image available Amsinckia intermedia E. Palmer, M. D. 1876-7-22 370 San Luis Obispo San Simeon Bay; ; San Simion Bay Comment
  OBI57008  Amsinckia menziesii David J. Keil 1998-5-11 27210 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  OBI57009  Amsinckia menziesii David J. Keil 1998-4-7 26601 San Luis Obispo South of Creston on 229 Jordan Property, 0.1 mile S of Rocky Canyon Rd on W side of Hwy. 229 Comment
  SBBG34870  Amsinckia spectabilis Mrs. R. W. Summers -Aug-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG49298  Amsinckia spectabilis J. Copeland 1974-2-17 1041 San Luis Obispo Grand View Mesa, Nipomo 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
  OBI4170  Amsinckia spectabilis var. microcarpa Julie R. Potter 1969-4-30 22 San Luis Obispo Morro Bay state park Comment
  UCR141003  Amsinckia spectabilis var. microcarpa George K. Helmkamp 2004-3-10 8336 San Luis Obispo Central Coast, Nipomo Mesa, along Pomeroy Rd, 0.2 mi N of Willow Rd, NW of Nipomo 91 Comment
  OBI79787  Amsinckia tessellata David J. Keil, with David & Linda Chipping, Dirk Walters, Marlin Harms, George Butterworth, & John Chesnut 2013-3-16 31555 San Luis Obispo North slope of Caliente Range. Saucito Rocks 790 Comment
  SBBG63567  Amsinckia tessellata J. E. Butner 1950-3-18 699 San Luis Obispo Carrizo Plain Comment
  UCD119832  Amsinckia tessellata Marc Meyer; Justin Albert 1995-3-26 14 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, 2 mi. W of Soda Lake Rd. and 2 mi. N of Simmler Rd. 630 Comment
  SBBG133049  Amsinckia tessellata var. gloriosa D. Keil, L. D. Althouse 2010-3-22 30667 San Luis Obispo N of Hwy 58 off Bitterwater Rd, Sect 8 Comment
  POM98336  Amsinckia tessellata var. gloriosa P. A. Munz 1926-4-8 10148 San Luis Obispo Hills about 32 miles E of Paso Robles. Comment
  UCR248277  Anagallis arvensis David J. Keil, Tina Teed, Mariko Uchida 2001-6-15 29568 San Luis Obispo South Coast Range, Camp San Luis Obispo. Chorro Creek drainage, Chorro Creek Bog Thistle exclosure 244 Comment
  OBI10752  Androsace elongata subsp. acuta Robert F. Hoover 1949-4-2 7570 San Luis Obispo Cottonwood Pass near summit Comment
  UC1136009  Anemopsis californica H. C. Lee 1937-5-17 940 San Luis Obispo 1 3/4 mi n of Limmie; California Forest Experiment Station 274 Comment
  CAS-BOT-BC400365  Anemopsis californica Ernest C. Twisselmann 1955-6-18 2175 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Juan Spring, near San Juan Ranch headquarters 533 Comment
  OBI37341  Anemopsis californica Eric Wise 1983-10-16 1809 San Luis Obispo Ortega Spring. 1 mi S of hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo Prieta cyn. 2 coll: one at srpign with cattle feeder and the other about 1/4 mi closer to rd Comment
  OBI65040  Anisocoma acaulis Greg Wilvert 2005-4-14 232 San Luis Obispo SE Half of the Caliente Range. 1.7 km SSW of Padrones Spring Comment
  CDA34825  Anthemis cotula David J. Keil 1988-7-2 20871 San Luis Obispo Morro Bay State Park, east of South Bay Blvd. 0 Comment
  OBI66490  Anthriscus caucalis David J. Keil, with Kathleen A. Keil 1995-4-1 24710 San Luis Obispo Upper Los Berros Creek Rd. 1.7 road miles e of Dana Foothill Road. North of Nipomo. 152 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
  CHSC42263  Antirrhinum ovatum David M. Thompson 1987-5-2 434 San Luis Obispo Temblor Range. 0.3 mile N of Pinole Spring. 4.7 miles S of junction of Bitterwater Valley Road on Palo Prieto Pass Road. 1.5 miles S of entrance road to McCornack Brothers Lake Ranch. 2.7 miles S of side road to Mine (this road just N of an abandoned house). 609 Comment
  SBBG103515  Antirrhinum ovatum C. F. Smith 1993-6-2 12466 San Luis Obispo rd near summit of Caliente Range, S of jct of rd to Caliente Mtn and rd to Carrizo Plain Comment
  RSA341585  Antirrhinum ovatum Eben McMillan 1948-6-14 s.n. San Luis Obispo Pinole Springs above San Juan Creek, southeast of Shandon. Comment
  OBI37410  Apium graveolens Eric Wise 1982-6-24 1520 San Luis Obispo Warden Lake. Willow bog of old lake [N of Los Osos Valley Rd and new reservoir next to it Comment
  SBBG109408  Apocynum cannabinum C. B. Hardham 1959-6-30 4925 San Luis Obispo Eagle Ranch, Atascadero Comment
  SBBG93657  Aquilegia eximia T. J. Ayers, S. Junak 1989-6-22 750 San Luis Obispo just N of Pick and Shovel Mine along W fork of stream of "Dead Miners Camp" Comment
  CAS-BOT-BC17270  Arabidopsis thaliana Ernest C. Twisselmann 1954-8-6 1493 San Luis Obispo The Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Eastern San Luis Obispo County. 972 Comment
  RSA695983  Aralia californica J. Vlahos 1934-8-1 s.n. San Luis Obispo Santa Lucia Mts.- Beyond Hearst Ranch 488 Comment
  OBI79104  Araujia sericifera David J. Keil 2011-11-12 31186 San Luis Obispo San Luis Obispo. Vegetated strip opposite San Luis Obispo High School along San Luis Drive extending into riparian corridor of San Luis Creek 75 Comment
  OBI70835  Arbutus menziesii David J. Keil, with V. L. Holland 2009-4-28 30596 San Luis Obispo Hills just south of Arroyo Grande Creek arm of Lopez Reservoir, southern end of Santa Lucia Mts. Property located on Rock Falls Road. Ca. 35 deg. 11.0'N x 120 deg. 27.3 'W Comment
  UC1120814  Arbutus menziesii H. C. Lee 1936-2-7 384 San Luis Obispo 2.3 mi ne of Slide Hill 609 Comment
  OBI37871  Arbutus menziesii David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18704 San Luis Obispo 12.2 mi from Calif rte 1 along San Simeon Crk rdN of Rocky Butte lookout 914 Comment
  SBBG127400  Arceuthobium occidentale D. Keil, V. L. Holland 2008-6-12 30536 San Luis Obispo ca. 2 mi E of Santa Margarita, ca. 0.5 rd mi S of jct with St Hwy 58 along Digger Pine Rd 360 Comment
  CAS-BOT-BC24195  Arctostaphylos R. F. Hoover 1947-7-16 7305 San Luis Obispo Price Canyon on north-facing sandstone slope Comment
  UCR94529  Arctostaphylos T. S. Elias, W. Wisura 1984-7-27 8596 San Luis Obispo S of Atascadero and north of San Luis Obispo; along ridge near La Cuesta Summit 726 Comment
  SBBG44010  Arctostaphylos cruzensis K. K. Muller 1956-1-30 742 San Luis Obispo St Hwy 1, S side of mouth of Arroyo de la Cruz Comment
  OBI31329  Arctostaphylos glandulosa subsp. cushingiana Joy Nishida, David J. Keil 1982-1-23 203 San Luis Obispo American Canyon 512 Comment
  OBI70836  Arctostaphylos glandulosa subsp. cushingiana David J. Keil, with V. L. Holland 2009-4-28 30597 San Luis Obispo Hills just south of Arroyo Grande Creek arm of Lopez Reservoir, southern end of Santa Lucia Mts. Property located on Rock Falls Road. Ca. 35 deg. 11.0'N x 120 deg. 27.3 'W Comment
  UC1953181  Arctostaphylos glandulosa subsp. cushingiana David Keil with V. L. Holland 2009-4-28 30597 San Luis Obispo Hills just south of Arroyo Grande Creek arm of Lopez Reservoir, southern end of Santa Lucia Mts. Property located on Rock Falls Road. Comment
  CAS-BOT-BC23319  Arctostaphylos glandulosa subsp. cushingiana Clare B. Hardham 1960-4-2 5280 San Luis Obispo Black Mountain between Cambria and Templeton. 609 Comment
  RSA630664  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley, Melanie Baer Keeley 1993-9-3 24342 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  CAS-BOT-BC23084  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1963-10-26 8607 San Luis Obispo Taril to Machesna Mt., La Panza Range. Comment
  CAS-BOT-BC23091  Arctostaphylos glandulosa subsp. glandulosa Ira L. Wiggins 1932-3-24 5850 San Luis Obispo roadsides and hills near Adelaide, W. of Paso Robles. Comment
  JEPS98825  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1963-10-26 8605 San Luis Obispo trail to Machesna Mountain La Panza Range Comment
  RSA252155  Arctostaphylos glandulosa subsp. zacaensis Gary D. Wallace 1974-11-29 1325 San Luis Obispo S of Hearst Ranch at the head of San Simeon Creek Rd. 7.9 mi from jct. with hwy 1. 457 Comment
  CAS-BOT-BC39207  Arctostaphylos glauca Gary D. Wallace 1974-11-29 1326 b San Luis Obispo Near the coast south of the course of Arroyo de la Cruz on the grounds of the Hearst Ranch. 182 Comment
  OBI69895  Arctostaphylos glauca Charles E. Blair 2002-1-28 14 San Luis Obispo Chimineas Ranch, field, W of Carrizo Canyon rd 0.8 mi N of Sr 166 436 Comment
  UC82930  Arctostaphylos hookeri subsp. hearstiorum Katharine Brandegee July 1889 San Luis Obispo San Simeon Comment
  CDA11548  Arctostaphylos luciana G. F. Hrusa, D. Ragan 1995-6-2 12383 San Luis Obispo Black Butte Research Natural Area. Immediately E of Mt. Lowe, approximately 1/3 m E of summit along fire break road. Comment
  RSA670475  Arctostaphylos luciana G. Fred Hrusa, D. Ragan 1995-6-20 12386 San Luis Obispo Black Butte Research Natural Area; On burned summit of ridge immediately E of Mt. Lowe. Area of bare siliceous shale and approximately 1/3 mi. E of summit along fire break road. 650 Comment
  SBBG17455  Arctostaphylos luciana C. B. Hardham 1960-4-16 5434 San Luis Obispo Klau Mine, Adelaida District, W of Paso Robles Comment
  CAS-BOT-BC39011  Arctostaphylos luciana R. F. Hoover 1964-2-2 8629 San Luis Obispo Cuesta Pass, on bank above west side of highway exactly at summit. Comment
  SBBG116932  Arctostaphylos luciana G. F. Hrusa, D. Ragan 1995-6-20 12398 San Luis Obispo ridge immediately E of Mt Lowe 650 Comment
  HSC91724  Arctostaphylos morroensis Susan H. Bicknell 1988-11-20 San Luis Obispo Montano de Oro State Park, Hazard Canyon N Ridge Comment
  OBI14625  Arctostaphylos morroensis Robert F. Hoover 1964-1 San Luis Obispo Comment
  RSA633194  Arctostaphylos morroensis Jon E. Keeley, Melanie Baer-Keeley 1993-9-4 24358 San Luis Obispo At the entrance to Montana de Oro State Park. 70 Comment
  OBI14626  Arctostaphylos morroensis Robert J. Rodin 1969-1 San Luis Obispo Comment
  CAS-BOT-BC39866  Arctostaphylos obispoensis R. F. Hoover 1958-3-26 8434 San Luis Obispo Ridge of Santa Lucia Mts. NW of Cuesta Pass. Comment
  CHSC106829  Arctostaphylos obispoensis Barbara Ertter; D. Keil, J. Hickman, T. Sholars 1987-4-11 6834 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca 7 airmiles N of San Simeon, 2-3 miles from Hwy 1; ridge on S side of arroyo. 121 Comment
  OBI25898  Arctostaphylos obispoensis Eric Lamers 1981-2-16 2 San Luis Obispo Cuesta Ridge along roadside, 1/2 mi from radio towers Comment
  SD49820  Arctostaphylos obispoensis A. E. Wieslander 1936-6-26 650 San Luis Obispo Cayucos Quadrangle, Morro Creek 89 Comment
  RSA633456  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27618 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  RSA633466  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27628 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  SFV12230  Arctostaphylos pechoensis R. Gankin, W. R. Hildreth 1966-6-8 806 San Luis Obispo San Luis Range. About 0.5 miles southeast of summit, See Canyon Road. Comment
  JEPS49503  Arctostaphylos pilosula J. E. Adams 1935-2-19 934 San Luis Obispo ridge near Miles Comment
  OBI57752  Arctostaphylos pilosula David J. Keil, with Kathleen A. Keil 1998-5-26 27452 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  SEINET11984956  Arctostaphylos pilosula R. Gankin, Webster, G. L.; Milam, K.; Gedling, E. 1966-1 s.n. San Luis Obispo summit of Noyes Rd, Arroyo Grande Comment
  UCD53654  Arctostaphylos pilosula H. Lee 1936-2-26 425 San Luis Obispo South of Los Berros Creek near Highway. 121 Comment
  RSA122506  Arctostaphylos pilosula subsp. pilosula H. C. Lee 1936-4-29 580 San Luis Obispo 1 1/2 miles NW of Tar Springs Ranch. 335 Comment
  OBI23070  Arctostaphylos rudis Malcolm McLeod, G & K Jones, C. Cunningham, M. Coffeen, S. Hessler 1980-1-6 1354 San Luis Obispo North of Black Lake cyn, 0.4 mi S of Pomeroy rd, X Lyn Los Berros, across road to W from 10 acre plot being dozed for avocados Comment
  UCD53806  Arctostaphylos rudis Katherine K. Muller 1970-10-6 2952 San Luis Obispo Nipomo Mesa; on gas line maintenance road turning off of Pomeroy Berros Road. Comment
  SEINET11989170  Arctostaphylos tomentosa R. Gankin, Hildreth, W. R. 1967-1 1113 San Luis Obispo ridge N of Arroyo de los Chinos, E of CA 1, ca 9 mi N of San Simeon, E of CA 1 ca 0.25 mi Comment
  UC1120100  Arctostaphylos tomentosa subsp. crustacea A. E. Wieslander 1936-2-26 609 San Luis Obispo Price Canyon Arroyo Grande Quadrangle Comment
  RSA660609  Arctostaphylos tomentosa subsp. tomentosa Austin P. Griffiths 1985-3-16 s.n. San Luis Obispo Hibbard Nature Preserve. At overlook, 1.8 mi. in from gate. Comment
  OBI66782  Arctostaphylos tomentosa subsp. tomentosa Austin P. Griffiths 1987-4-11 18098 San Luis Obispo Arroyo de la Cruz. On SE ridge below Cinnabar BM 122 Comment
  RSA565080  Arctostaphylos wellsii D. W. Taylor, David J. Keil, Johm M. Miler 1993-6-22 13717 San Luis Obispo On E slope San Luis Hill, along road to lighthouse. 106 Comment
  UC1285074 Image available Arenaria paludicola R. F. Hoover 1947-7-27 7336 San Luis Obispo s Arroyo Grande (in foggy meadow); Black Lake Canyon Comment
  SBBG95744  Aristida adscensionis D. Keil, M. McLeod 1983-5-1 16975 San Luis Obispo ridge system between Arroyo de la Cruz and Arroyo de los Chinos Comment
  CAS-BOT-BC47685  Armeria maritima subsp. californica David D. Keck 1933-5-4 2186 San Luis Obispo Cambria Comment
  OBI28366  Artemisia californica Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi East of Arroyo Grande on Huansa Rd just 1.4 mi before reaching Agua Escondido campground. Comment
  SEINET11844528  Artemisia californica S. A. Thompson, Rawlins, J. E. 1988-1 5249 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  CAS-BOT-BC93928  Artemisia douglasiana Ernest C. Twisselmann 1965-11-2 11693 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean). 6 Comment
  UCR118362  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 1998-6-30 4225 San Luis Obispo Central Coast, Irish Hills, SW of San Luis Obispo; Prefumo Cyn 2.2 mi SW of Los Osos Valley Rd. 137 Comment
  CDA10151  Artemisia douglasiana L. Julian, J. Dart 2000-11-7 34 San Luis Obispo Santa Margarita. Santa Margarita Ranch off of Pozo Road next to five mile bridge. Alongside Rinconada creek. Comment
  UC205777  Artemisia dracunculus H. M. Hall 1919-10-16 San Luis Obispo Atascadero Comment
  OBI70797  Arthrocnemum subterminale David J. Keil 2009-5-1 30601 San Luis Obispo Morro Bay State Park. Eastern fringe of Morro Bay salt marsh along South Bay Blvd, opposite trailhead parking area (for old cement plant) 0 Comment
  OBI49570  Arundo donax Eric Wise 1983-9-12 1766 San Luis Obispo Found at SW edge of Cemetery in San Luis Obispo near bridge Comment
  UCR103973  Asclepias californica George K. Helmkamp 1997-6-21 2067 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  OBI31285  Asclepias eriocarpa Joy Nishida 1982-6-24 481 San Luis Obispo American Cyn. 1.9 mi S of American Cyn campground, along stream, near rd 482 Comment
  UC566930  Asclepias eriocarpa H. L. Mason 1929-10-12 5495 San Luis Obispo 9 1/2 mi w Atascadero; Morro Creek Comment
  SBBG117842  Asclepias fascicularis J. Olson 2000-7-11 San Luis Obispo intersection of Kern and San Joaquin Rds, both sides of San Joaquin Rd; Camp San Luis Obispo Comment
  SEINET955227  Asclepias fascicularis S. P. McLaughlin, J. E. Bowers 1979-1 2372 San Luis Obispo Grassy roadside at south end of San Luis Obispo. Comment
  OBI75305  Asphodelus fistulosus David J. Keil 2011-2-12 30968 San Luis Obispo Los Osos area. South Bay Blvd, ca. 100 m north of Turri Rd intersection 10 Comment
  UCSB49295  Asphodelus fistulosus McClintock, Elizabeth 1984-3-2 San Luis Obispo U.S. 101 north of Los Berros Creek Comment
  CAS-BOT-BC65875  Aspidotis densa Ernest C. Twisselmann 1956-11-7 3230 San Luis Obispo Santa Lucia Range: Cypress Swamp, Cypress Mountain 640 Comment
  UCR140407  Aster subulatus var. ligulatus George K. Helmkamp 2004-2-19 8301 A San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park, along Mesa View Dr (Calif. Hwy 1), 0.2 mi south of the jct with Halcyon Rd. 61 Comment
  SEINET879042  Asteraceae E. C. Twisselmann 1958-1 4630 San Luis Obispo Shandon, Dorothy Twisselmann Ranch, Trembler Range and San Joaquin Valley. 670 Comment
  OBI80899  Astragalus asymmetricus George Butterworth 2015-7-21 980 San Luis Obispo Above Jenks Spring 664 Comment
  CAS-BOT-BC177485  Astragalus asymmetricus Donald J. Bedell 1964-7-1 97 -1 San Luis Obispo Hills at the summit of Palo Prieta Canyon, eastern San Luis Obispo County. (Dorothy Twisselmann Ranch) 701 Comment
  SEINET948086  Astragalus asymmetricus J. M. Tucker 1958-1 3386 San Luis Obispo Bitterwater Road, at mouth of Palo Prieto Canyon, Cholame Ranch 335 Comment
  OBI66880  Astragalus curtipes David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29573 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
  UC127091  Astragalus curtipes H. M. Hall 1907-5-11 7692 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC177788  Astragalus curtipes Clare B. Hardham 1958-3-22 2914 San Luis Obispo Steiner Creek, near San Luis Obispo Comment
  POM180557  Astragalus curtipes Roxana S. Ferris 1929-4-13 7529 San Luis Obispo Serpentine hills east of San Luis Obispo. Comment
  RSA43222  Astragalus curtipes Robert F. Hoover 1947-2-24 6622 San Luis Obispo First ridge W. of Cerro Romauldo. Comment
  RSA534168  Astragalus curtipes W. P. Armstrong 1988-3-31 1290 San Luis Obispo Near summit of See Canyon Road. 305 Comment
  UC1250278  Astragalus curtipes Carroll Wood San Luis Obispo eight-tenths mile sw San Luis Obispo Comment
  OBI13368  Astragalus didymocarpus Robert F. Hoover 1948-4-17 7471 San Luis Obispo San Juan River S of Shandon Comment
  RSA605957  Astragalus didymocarpus D. D. Keck, J. Clausen 1935-4-9 3088 San Luis Obispo Cholame 457 Comment
  HSC14511  Astragalus didymocarpus L. S. Rose 1969-4-14 69028 San Luis Obispo 15 mi. SE of Cholame 457 Comment
  OBI13369  Astragalus didymocarpus Eben McMillan 1952-4-2 41 San Luis Obispo Palo Prieta Cyn, 5 mi SE Cholame Comment
  UC1128770  Astragalus didymocarpus var. milesianus C. M. Belshaw 1936-3-21 1674 San Luis Obispo 1.4 mi n Porter Ranch; Nipomo Quad., n of Porter Ranch Comment
  UC168404  Astragalus didymocarpus var. milesianus Marcus E. Jones, A. M. May 1882 San Luis Obispo San Luis Obispo Comment
  RSA511552  Astragalus douglasii G. R. Ballmer 1989-5-21 s.n. San Luis Obispo Cuesta Ridge Botanical Preserve area. Comment
  UC903399  Astragalus gambelianus Lois E. James 1947-4-12 1755 San Luis Obispo hills just n San Luis Obispo (on serpentine outcroppings); n of San Luis Obispo Comment
  UC1285227  Astragalus lentiginosus var. idriensis R. F. Hoover 1953-5-16 8310 San Luis Obispo ne Simmler (summit of Temblor Range); summit of Temblor Range Comment
  OBI60095  Astragalus lentiginosus var. nigricalycis G. F. Hrusa, Russ Lewis, Larry Suislaw 1997-3-26 13665 San Luis Obispo Carrizo Plain. On W side at S end of Soda Lake. Quad Painted Rock 7.5 620 Comment
  UCR101022  Astragalus lentiginosus var. nigricalycis George K. Helmkamp, E. A. Helmkamp 1998-4-8 3228 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  RSA522582  Astragalus lentiginosus var. nigricalycis David J. Keil 1986-3-22 19073 San Luis Obispo Along Soda Lake Rd S of Soda Lake at jctn with Kern County Land Company Ranch Rd. 671 Comment
  OBI13327  Astragalus macrodon Robert F. Hoover 1952-5-24 8204 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC186547  Astragalus nuttallii var. nuttallii Ynez Whilton Winblad 1937-6-17 s.n. San Luis Obispo Roosevelt Highway n. of San Simeon Comment
  OBI13321  Astragalus nuttallii var. nuttallii Robert F. Hoover 1964-8-14 9251 San Luis Obispo Jack Lake Comment
  UC1285221  Astragalus nuttallii var. nuttallii R. F. Hoover 1964-8-14 9278 San Luis Obispo Jack Lake Comment
  UC862908  Astragalus nuttallii var. nuttallii Edith A. Purer 1940-8-2 7988 San Luis Obispo nw Guadalupe (Oso Flaco Lake, Santa Maria); Oso Flaco Lake, nw of Guadalupe, Santa Maria Comment
  CAS-BOT-BC186543  Astragalus nuttallii var. nuttallii Ernest C. Twisselmann 1959-5-6 5200 San Luis Obispo Santa Lucia Range: Highway 1 at San Carpoforo Creek 22 Comment
  OBI35321  Astragalus nuttallii var. nuttallii Helen Jones 1982-8-7 64 San Luis Obispo Piedras Blancas Point. Range from Monterey Bay to Point Conception Comment
  SBBG4445  Astragalus nuttallii var. nuttallii C. Bornstein, D. Kershaw 1998-8-4 San Luis Obispo Hwy 1, Vista Pt just N of San Simeon 22 Comment
  UC774481  Astragalus nuttallii var. nuttallii Carl B. Wolf 1941-7-11 10985 San Luis Obispo along coast about 1 mi n Cambria (w coastal bluffs); n of Cambria 15 Comment
  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-BC257132  Astragalus oxyphysus D. H. Wilken; E. L. Painter; P. De Vries 2011-3-30 17934 San Luis Obispo Hills ca. 3.5 km NE of Padrones Spring, ca. 1.8 km S of jct of Padrones Spring Cyn Rd and Soda Lake Rd, Carrizo Plain Nat Monument 820 Comment
  CAS-BOT-BC194243  Astragalus oxyphysus Ernest C. Twisselmann 1963-4-24 8100 San Luis Obispo Highway U.S. 466, 1.25 mile west of Cholame - Temblor Range and the Western San Joaquin Valley 365 Comment
  CAS-BOT-BC194111  Astragalus pomonensis W. R. Dudley 1902-4-2 s.n. San Luis Obispo Cambria Comment
  OBI13306  Astragalus pomonensis Robert F. Hoover 1964-6-6 8969 San Luis Obispo Los Osos Comment
  RSA667362  Astragalus trichopodus var. lonchus George K. Helmkamp 2001-4-29 6576 San Luis Obispo Irish Hills: Calrk Valley Rd., 3.8 mi S f Los Osos Valley Rd (E of Los Osos). 213 Comment
  CAS-BOT-BC199099  Astragalus trichopodus var. phoxus John Thomas Howell; Alice Eastwood 1937-4-30 4150 San Luis Obispo Huasna district 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
  CAS-BOT-BC17581  Athysanus pusillus Roxana S. Ferris 1935-3-29 9081 San Luis Obispo 7 miles east of Pozo, on the Santa Maria-McKittrick Road. Comment
  SBBG112691  Athysanus pusillus C. B. Hardham 1963-3-3 10529 San Luis Obispo Nacimiento River 365 Comment
  OBI17324  Atriplex argentea var. expansa Robert F. Hoover 1966-10-8 10141 San Luis Obispo Pass at SE end of Carrizo plain Comment
  OBI60081  Atriplex canescens George Butterworth 1997-11-17 212 San Luis Obispo 10 ft S of Soda Lake rd, 0.6 mi E of KCL 686 Comment
  RSA164044  Atriplex canescens E. C. Twisselmann 1963-12-13 9702 San Luis Obispo Dorothy Twisselmann Ranch. (Plants of the Temblor Range and Western San Joaquin Valley.) 671 Comment
  UC1136266  Atriplex canescens W. A. Peterson 1936-7-9 323 San Luis Obispo Cuyama Ranch Santa Ynez Quad., Cuyama Ranch Comment
  OBI65155  Atriplex confertifolia Greg Wilvert 2005-5-28 440 San Luis Obispo SE half of Caliente Range; N end of Padrones cyn. 880 Comment
  CAS-BOT-BC172630  Atriplex coronata Ernest C. Twisselmann 1956-6-7 2900 San Luis Obispo San Juan Valley at the McCornack Ranch 426 Comment
  UC1136297  Atriplex lentiformis subsp. lentiformis W. A. Peterson 1936-7-9 339 San Luis Obispo Cuyama Ranch Santa Ynez Quad., Cuyama Ranch Comment
  UC2027461  Atriplex polycarpa Greg Wilvert with Cedrick Villasenor and Ben Carter 2005-9-15 519 San Luis Obispo Southeast Half of the Caliente Range. 0.9 km N of Semper Spring. Comment
  OBI53864  Atriplex prostrata Arthur W. Hazebrook 1992-7-7 131 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso Flaco Lake and surrounding dunes Comment
  UCD97725  Atriplex semibaccata Ernest C. Twisselmann 1960-10-12 6017 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. 655 Comment
  OBI17271  Atriplex spinifera Robert F. Hoover 1966-3-30 9759 San Luis Obispo West side of Soda Lake, Carrizo plain Comment
  OBI58258  Atriplex watsonii Austin P. Griffiths, J. R. Walker, E. W. Thompson 1982-2-7 s.n. San Luis Obispo Montana de Oro Region. Morro bay across rd from entrance to Morro Bay state park campground Comment
  UCSB70187  Atriplex watsonii Ferren, Wayne; Hamilton, Jason 1993-7-19 San Luis Obispo Morro Bay State Park. Pullout just across rd. from entrance to Morro Bay State Park campground. Comment
  UCSB70188  Atriplex watsonii Ferren, Wayne; Hamilton, Jason 1993-7-19 San Luis Obispo Morro Bay State Park. Pullout just across rd. from entrance to Morro Bay State Park campground. Comment
  OBI51777  Avena barbata R. Mike Arens 1994-3-26 34 San Luis Obispo Calif Polytechnic State Univ campus 152 Comment
  CDA17960  Baccharis glutinosa Austin Griffiths, M. E. Griffiths 1985-8-21 s.n. San Luis Obispo Guadalupe Dunes; Northern edge at east end of Oso Flaco Causeway. 0 Comment
  OBI4415  Baccharis glutinosa Robert J. Rodin 1970-9-10 8438 San Luis Obispo About 300 yds from the Pacific Ocean near a shell mound in Pismo Beach State Park Comment
  OBI27191  Baccharis pilularis var. consanguinea Thomas Burrows 1981-4-30 149 San Luis Obispo Reservoir Cyn 145 Comment
  OBI38485  Baccharis salicifolia Eric Wise 1981-6-7 504 San Luis Obispo Cuyam River, 26.5 mi west of New Cuyama Comment
Read comments May 23 2013
  OBI38486  Baccharis salicifolia Eric Wise 1983-3-6 1685 San Luis Obispo Salinas river at Hwy 58 Comment
  UC1118890  Baccharis salicifolia subsp. salicifolia T. M. Hendrix 1939-3-27 961 San Luis Obispo 1 mi s of Twin Rocks (Branch Mt., Los Padres National Forest); Los Padres National Forest, Branch Mt. 381 Comment
  UCSC000767  Baccharis viminea T. M. Hendrix 1937-6-6 278 San Luis Obispo 1.5 miles N.W. of New District School New District School - Pozo 396 Comment
  OBI15180  Barbarea orthoceras Aart C. De Vos 1963-4-20 68 San Luis Obispo Cuesta Ridge Comment
  UCR97553  Barbarea verna George K. Helmkamp, E. A. Helmkamp 1997-3-8 1435 San Luis Obispo NE of Los Osos. 4.5 mi. north of Los Osos Valley Rd on Turri Rd. 30 Comment
  SBBG118237  Berberis pinnata subsp. pinnata M. Wetherwax, E. Painter 2000-3-23 SLO 24 a San Luis Obispo E side of Cerro Romualdo; Camp San Luis Obispo 160 Comment
  OBI75306  Bidens pilosa David J. Keil 2011-2-12 30969 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Mount Bishop Rd between Stenner creek Rd and Highland Drive. West side of road near Stenner Creek 95 Comment
  OBI64171  Bidens pilosa David J. Keil 2001-7-10 29639 San Luis Obispo Pismo Beach at Boosinger Park, vicinity of intersection of Lemoore and Wadsworth Comment
  CAS-BOT-BC105956  Blennosperma nanum var. nanum R. F. Hoover 1966-3-30 9751 San Luis Obispo Carrizo Plain 1 mi. s. of Simmler, just north of California Valley headquarters Comment
  UC54872  Bloomeria crocea Rev. R. W. Summers 1882-6-23 San Luis Obispo open hills Comment
  UCSB26574  Bloomeria crocea var. crocea Ketcham, A. 1968-5-25 San Luis Obispo Along Huasna Road, east of Arroyo Grande Comment
  OBI64767  Bloomeria humilis D. R. Miller, E. A. Appel 2005-5-14 505 .8 San Luis Obispo Oak Knoll Crk on coasta side of Hwy 1 Comment
  OBI75727  Bloomeria humilis D. R. Miller, E. A. Appel 2011-6-12 611 .958 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. 1.8 mi N of Arroyo de la Cruz bridge 27 Comment
Read comments Jan 10 2015
  OBI80898  Bolboschoenus maritimus George Butterworth 2015-7-14 978 San Luis Obispo Eagle Field Pond 664 Comment
  UCR266006  Bolboschoenus maritimus subsp. paludosus David J. Keil 1985-6-19 18902 San Luis Obispo Central Coast, south margins of Warden Lake marsh north of Los Osos Valley Memorial Park, just east of powerline corridor 20 Comment
  OBI9790  Boykinia occidentalis Robert F. Hoover 1964-6-7 8997 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  CAS-BOT-BC420328  Boykinia occidentalis R. F. Hoover 1947-8-17 7384 San Luis Obispo Ravine just north of San Carpoforo Creek. Comment
  OBI3622  Brachychiton populneum Mary Kidd 1971-8-1 163 San Luis Obispo Below Howes Memorial, W end of campus, Calif State Polytechnic College Comment
  UCSB38452  Brachypodium distachyon Reisentz, Paul 1979-5-28 San Luis Obispo Cal Poly San Luis Obispo campus, E of library parking lot 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
  OBI31819  Brassica nigra Turnquist, Smeltzer 1982-5-1 89 San Luis Obispo NE side of Laguna Lake Park 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
  SEINET6626603  Brassica rapa J. M. Rominger 1990-3-16 3691 San Luis Obispo Near Cambria 3 Comment
  UC1285239  Brickellia nevinii R. F. Hoover 1952-9-9 8331 San Luis Obispo Caliente Mt. Comment
  JEPS7706  Brodiaea terrestris subsp. terrestris Mrs. G. P. Ballard 1935-1 San Luis Obispo sent from Paso Robles Paso Robles Comment
  CAS-BOT-BC144273  Bromus arenarius Ernest C. Twisselmann 1952-6-20 45 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, 7 miles south of Cholame. Comment
  RSA718823  Bromus carinatus Michael Honer 2002-4-27 1621 San Luis Obispo South Santa Lucia Mtns; along Hwy 41, appx. 7mi. NE of Morro Bay. 300 Comment
  SBBG18765  Bromus carinatus C. B. Hardham 1957-4-23 1711 San Luis Obispo Atascadero Ranch Comment
  CAS-BOT-BC149000  Bromus carinatus var. carinatus Clare B. Hardham 1958-3-22 2967 San Luis Obispo Santa Lucia Mountains. San Bernardo Creek. (Morro Bay). Comment
  OBI22373  Bromus catharticus Ernest C. Twisselmann 1954-5-6 1177 San Luis Obispo Plants of the Temblor Range and Western San Juaquin Valley; Chris Twisselmann Ranch: Eastern San Luis Obispo County 655 Comment
  OBI72934  Bromus catharticus David J. Keil 1993-5-21 24079 San Luis Obispo Nipomo Dunes Preserve. Oso Flaco Lake Area. From Oso Flaco Parking area to beach North of Oso Flaco Creek Comment
  OBI31761  Bromus diandrus Turnquist, Smeltzer 1982-5-1 91 San Luis Obispo NE side of Laguna Lake park Comment
  CAS-BOT-BC155599  Bromus grandis R. F. Hoover 1950-6-21 7998 San Luis Obispo Santa Lucia Mountains. Between Rocky Point and Pine Mountain. Comment
  OBI40082  Bromus hordeaceus David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18645 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk rd, N of rocky Butte lookout at locked gate Comment
  CAS-BOT-BC162412  Bromus laevipes R. F. Hoover 1964-6-12 9056 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  OBI49864  Bromus pseudolaevipes Robert F. Hoover 1950-6-20 7987 San Luis Obispo 6 mi W of Templeton on rd to Cambria Comment
  OBI59210  Bromus pseudolaevipes Michael Curto 2001-5-31 29526 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  CAS-BOT-BC161762  Bromus rubens R. F. Hoover 1964-4-15 8737 San Luis Obispo Ridge northwest of Cuesta Pass. Comment
  UCR281200  Bromus rubens Edith B. Allen 2012-5-18 s.n. San Luis Obispo South Coast Range, Chimineas Ranch 816 Comment
  OBI55588  Bromus tectorum George Butterworth 1998-4-8 232 San Luis Obispo Carrizo Plain Natural Area, 50 yds N of Painted Rock Ranch. T31S, R20E, S30 597 Comment
  UC1146329  Bromus trinii R. F. Hoover 1965-5-14 9361 San Luis Obispo Santa Lucia Range, East Fork Corral de Peidra Creek Corral de Peidra Creek; Santa Lucia Range, Corral de Peidra Creek Comment
  CAS-BOT-BC198502  Caesalpinia gilliesii Ernest C. Twisselmann 1963-8-23 8886 San Luis Obispo Dorothy Tiwsselmann Ranch - Temblor Range and the Western San Joaquin Valley 670 Comment
  CHSC100674  Cakile maritima G. K. Helmkamp 2004-3-23 8390 San Luis Obispo Central Coast: ENE of Nipomo; 1.5 mi SW of Rancho Rd along Dana Foothill Rd. 171 Comment
  OBI35415  Cakile maritima Helen Jones 1982-8-7 40 San Luis Obispo Piedras Blancas Point Comment
  SD51005  Cakile maritima Darley F. Howe 1960-4-9 2831 San Luis Obispo East side of Morro Bay. Comment
  RSA660616  Cakile maritima var. maritima Austin P. Griffiths 1980-11-18 s.n. San Luis Obispo About 1/3 way between Grover City and Oceano ramps, mainly along northern high transect dune systems. 15 Comment
  OBI22357  Calamagrostis nutkaensis Robert F. Hoover 1947-7-27 7339 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI22360  Calamagrostis rubescens Robert F. Hoover 1950-6-21 8022 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Mts Comment
  OBI58519  Calandrinia breweri David J. Keil, Kathleen Keil 1998-3-23 26418 San Luis Obispo Montana de Oro State park. Valencia Peak burn site (fire in summer 1997) 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
  UC2027128  Calandrinia ciliata Greg Wilvert 2005-4-2 100 San Luis Obispo Southeast Half of Caliente Range: 1.2 km SW of Wells Spring Comment
  UCR202910  Calandrinia ciliata George K. Helmkamp, E. A. Helmkamp 2000-3-15 5328 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  UCD100245  Calandrinia ciliata W. A. Peterson 1937-3-19 622 San Luis Obispo San Luis Obispo County: 1.5 mile west northwest of La Panza Ranch, La Panza. 533 Comment
  OBI58220  California macrophylla David J. Keil 1998-6-5 27641 San Luis Obispo Crest of Caliente Range on Selby Rd. (35 deg. 05.440' x 119 deg. 51.203') 1219 Comment
  OBI66949  California macrophylla David J. Keil, with Kathleen A. Keil 2001-4-20 29355 San Luis Obispo Bitterwater Canyon. Along Bitterwater Road ca. 10 miles north of junction with Highway 58. Vicinity of 35.50206 deg. N x 120.07846 deg. W 671 Comment
  OBI57235  Callitriche marginata David J. Keil, with Kathleen A. Keil 1998-4-4 26559 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
  UC422985  Calochortus albus I. J. Condit Jun 1912 San Luis Obispo San Carpojoro Creek Comment
  SBBG110191  Calochortus albus var. rubellus C. B. Hardham 1956-5-30 805 San Luis Obispo Marquart Ranch, Cayucos Rd Comment
  SBBG119407  Calochortus argillosus M. Wetherwax, E. Painter with J. Olson 2002-5-21 SLO 269 San Luis Obispo New London Mine; Camp San Luis Obispo 360 Comment
  OBI35299  Calochortus clavatus Melody Dickens 1980-5-30 25 BH San Luis Obispo Collected on Black hill, Morro Bay State Park Comment
  OBI81311  Calochortus clavatus David J. Keil, Janet Haden 1988-5-24 20676 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on southwestern side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. Comment
  OBI32284  Calochortus clavatus var. recurvifolius David J. Keil 1981-6-20 14875 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  OBI28175  Calochortus obispoensis Jeffery Null 1980-5-12 38 San Luis Obispo Ecological Study Area. Calif Polytechnic State Univ Comment
  SBBG93880  Calochortus obispoensis S. A. Junak 1989-6-22 4978 San Luis Obispo upper reaches of Chorro Crk just E of "Dead Miner's Camp" above the Pick and Shovel Mine, S of USFS Rd 29S11.3 609 Comment
  SBBG133022  Calochortus obispoensis D. Keil, M. McLeod, C. Matthews, R. Branson, et al. 1995-6-26 25411 San Luis Obispo W Cuesta Ridge at W end of botanical area Comment
  UC337935  Calochortus obispoensis unknown 1885-1 San Luis Obispo Steele's Ranch Comment
  OBI42219  Calochortus simulans David J. Keil, V. L. Holland 1986-5-26 19569 San Luis Obispo Oak Shores development on N shore of Nacimiento Lake Comment
  OBI83575  Calochortus simulans Melissa Mooney 2016-5-11 1606 San Luis Obispo Hi-Mtn Road NE of Lopez Lake, 1-2 mi. NE of Big Baldy; just before hairpin turn 487 Comment
  UC532079 Image available Calochortus simulans D. D. Keck 1934-4-26 2815 San Luis Obispo La Panza; ; La Panza, San Luis Obispo Co. Comment
  CAS-BOT-BC132509  Calochortus simulans Alice Eastwood 1928-5-17 15144 San Luis Obispo Along old road to Pozo, San Luis Obispo Comment
  CAS-BOT-BC132512  Calochortus simulans Ernest C. Twisselmann 1955-5-27 2021 San Luis Obispo Navajo Canyon, La Panza Mountains 655 Comment
  UC767900  Calochortus simulans Robert F. Hoover 1939-5-4 San Luis Obispo between Santa Margarita and Pozo Comment
  CAS-BOT-BC483555  Calochortus splendens Clare B. Hardham 1960-5-17 5755 San Luis Obispo East end of Tierra Redonda, Santa Lucia Mountains Comment
  OBI83576  Calochortus splendens Melissa Mooney 2016-5-11 1605 San Luis Obispo Lopez Lake, Cougar Campground, north end of campground near trail Comment
  OBI6177  Calochortus uniflorus Dirk R. Walters 1975-4-6 s.n. San Luis Obispo Behind Jade Mtoel, San Simeon Comment
  UC1134522 Image available Calochortus venustus P. L. Johannsen 1937-5-17 1139 San Luis Obispo 4.12 mi se McAlester's Ranch; McKittrick Quad. 838 Comment
  PASA536  Calochortus venustus 1928-5-12 San Luis Obispo Near Santa Margarita pinewoods Comment
  SBBG34071  Calycadenia villosa D. H. Wilken 2006-5-25 16287 San Luis Obispo Red Hill, ca. 0.3 km S of St Hwy 58, just NW of Navajo Crk 580 Comment
  UC569766  Calyptridium monandrum D. Axelrod 1935-3-31 257 San Luis Obispo 2 mi e of Cuyama Ranch 670 Comment
  UCR140104  Calystegia macrostegia George K. Helmkamp 2004-2-6 8253 San Luis Obispo Central Coast, Riverside Road at the low end of Nipomo Mesa beside Division Road 46 Comment
  RSA710319  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19759 San Luis Obispo 16 WNW of San Simeon, 4 km N of Cappucino Cove 10 Comment
  CAS-BOT-BC221374  Calystegia macrostegia subsp. cyclostegia John Thomas Howell 1964-6-29 40750 San Luis Obispo Between Cambria and Protestant Cemetery Comment
  CAS-BOT-BC221385  Calystegia macrostegia subsp. cyclostegia Clare B. Hardham 1960-5-1 5673 San Luis Obispo Santa Lucia Mountains. Morro del Mar Comment
  HSC6357  Calystegia macrostegia subsp. cyclostegia W. S. Pierce 1963-4-10 12 San Luis Obispo Along dirt rd. W of summit of Cuesta Grade, on Hwy. 101 N of San Luis Obispo 610 Comment
  RSA511550  Calystegia macrostegia subsp. macrostegia G. R. Ballmer 1989-5-21 s.n. San Luis Obispo Cuesta Ridge Botanical Preserve area. Comment
  SD64305  Calystegia malacophylla Darley F. Howe 1966-5-22 249 San Luis Obispo La Panza Range 700 Comment
  SBBG109603  Calystegia malacophylla subsp. pedicellata C. B. Hardham 1971-4-24 18028 b San Luis Obispo Avenales Ranch Comment
  JEPS97133  Calystegia malacophylla subsp. pedicellata F. L. Johnson and E. A. Young 1993-5-24 ROB 562 San Luis Obispo 2 km SE of Twin Bridges (on Boyscout Rd); Camp Roberts Comment
  RSA522590  Calystegia purpurata David J. Keil, Rhonda Riggins, Richard Pimentel, Michael Stiles, Joanna Tomasacci 1987-5-17 20164 -1 San Luis Obispo Los Padres national Forest, Cuesta East past end of road along fire trail in area burned by both the Gay mountain fire and the Las Pilitas fire. Comment
  OBI81156  Calystegia subacaulis Jason Dart 2009-4-20 328 San Luis Obispo Old Creek Road, 0.25 mile south of State Highway 46. 384 Comment
  RSA6918  Camissonia boothii subsp. decorticans Frank Hatch 1932-4-4 s.n. San Luis Obispo Pala Prieta, Bitterwater Valley Comment
  JEPS31802  Camissonia campestris W. L. Jepson 1932-4-3 16228 San Luis Obispo Elkhorn Scarp 670 Comment
  RSA144920  Camissonia campestris subsp. campestris E. G. Linsley 1960-4-11 60 -32 San Luis Obispo 5 miles southwest of Shandon Comment
  RSA201690  Camissonia cheiranthifolia subsp. cheiranthifolia Robert F. Hoover 1965-6-19 9446 San Luis Obispo Mouth of Hazard Canyon Comment
  RSA186466  Camissonia micrantha Peter H. Raven 1963-5-3 18277 San Luis Obispo Near Atascadero Comment
  RSA710041  Camissonia micrantha George K. Helmkamp 2002-4-20 7452 San Luis Obispo Central Coast: 0.2 mi NW of Monarch Lane, Los Osos. 9 Comment
  UCR158181  Camissonia micrantha George K. Helmkamp 2004-6-9 8615 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park along Mesa View Dr (Calif. Hwy 1), 0.3 mi south of Halcyon Rd. 76 Comment
  RSA186561  Camissonia ovata Peter H. Raven 1964-3-25 18747 San Luis Obispo 1 mile south of Cambria Comment
  UCR160923  Camissonia strigulosa George K. Helmkamp, E. A. Helmkamp 2001-5-2 6614 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  OBI11885  Camissoniopsis cheiranthifolia Merlyne Prescott 1969-5-12 240 San Luis Obispo Los Osos Comment
  CAS-BOT-BC160312  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1964-6-6 8970 San Luis Obispo Los Osos Comment
  UC56053  Camissoniopsis cheiranthifolia subsp. cheiranthifolia J. H. Barber San Luis Obispo Morro Comment
  CAS-BOT-BC160309  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Alice Eastwood 1906-7-3 814 San Luis Obispo Road to Casmailia [Casmalia] Comment
  SBBG125978  Camissoniopsis hardhamiae D. Keil 1986-4-13 19196 San Luis Obispo 2 mi E from jct with Las Pilitas Rd on Parkhill Rd; S side of hwy Comment
  OBI58552  Camissoniopsis ignota David J. Keil 1998-4-9 26615 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  SBBG93882  Camissoniopsis intermedia S. A. Junak, T. J. Ayers 1989-7-14 4115 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
  UC635292  Camissoniopsis micrantha P. B. Kennedy 1929-4-11 San Luis Obispo on rocks 5 1/2 mi from Morro south (1/4 mi back from highway) Comment
  SEINET1869543  Campanulaceae Rimo Bacigalupi, Roxana S. Ferris & G. T. Robbins 1955-1 5184 San Luis Obispo Gravelly bottom of the East Branch of Huerhuero Creek, along road from Geneseo School to Creston, 1.7 miles south of Geneseo School. 323 Comment
  SBBG14383  Capsella bursa-pastoris M. D. Proctor, E. A. Young 1969-3-17 ROB 218 San Luis Obispo 0.5 km S of Boy Scout Rd; Camp Roberts Comment
  UC455698  Capsella bursa-pastoris I. J. Condit 1909-4-6 San Luis Obispo California Polytechnic School Comment
  CAS-BOT-BC37157  Capsella bursa-pastoris Clare B. Hardham 1956-2-12 140 San Luis Obispo Santa Lucia Mountains. Atascadero Creek, Hale Ranch. Comment
  UC1296157  Cardamine californica R. F. Hoover 1947-3-1 6628 San Luis Obispo Cambria Comment
  UC1296158  Cardamine californica var. integrifolia R. F. Hoover 1948-2-9 7415 San Luis Obispo Brizziolari Creek , Brizziolari Creek (Poly Canyon) Comment
  RSA659219  Cardamine californica var. integrifolia David J. Keil 1998-3-27 26489 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997. 15 Comment
  UCR159225  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2004-7-12 8754 San Luis Obispo Central Coast, Nipomo Mesa. Mesa Dunes Mobile Home Park along Mesa View Dr. 0.2 mi south of Jct with Halcyon Rd. (SE of Oceano) 76 Comment
  UCR160306  Cardamine pensylvanica George K. Helmkamp 2004-5-9 8571 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park along Mesa View Dr. (Calif. Hwy 1), 0.2 mi south of the jct of Halcyon Rd. 61 Comment
  SBBG18351  Cardaria draba M. A. Piehl 1963-8-4 63796 San Luis Obispo rd just E of Oso Flaco Lake Comment
  HSC91565  Cardionema ramosissimum Susan H. Bicknell 1989-4-19 San Luis Obispo Montano de Oro MDO 27 Comment
  OBI62517  Cardionema ramosissimum L. D. Oyler 1990-6-12 1149 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8. Back dunes. Area just N of UNOCAL property Comment
  UCR130720  Carduus pycnocephalus George K. Helmkamp, E. A. Helmkamp 1999-5-22 4903 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  CAS-BOT-BC34015  Carex brevicaulis R. F. Hoover 1947-3-1 6635 San Luis Obispo Cambria. Comment
  OBI6453  Carex cusickii Robert F. Hoover 1950-5-11 7906 San Luis Obispo Upper Arroyo Grande above County park Comment
  CAS-BOT-BC20401  Carex globosa R. F. Hoover 1950-5-7 7896 San Luis Obispo Santa Lucia Range. Between Rocky Butte and Pine Mountain. Comment
  CAS-BOT-BC21847  Carex harfordii Alice Eastwood; John Thomas Howell 1938-6-14 5955 San Luis Obispo Cambria. Comment
  CAS-BOT-BC146579  Carex obispoensis Alice Eastwood; John Thomas Howell 1938-6-14 5931 San Luis Obispo Prefumo Canyon Comment
  SBBG93651  Carex obispoensis S. A. Junak 1990-5-15 4324 San Luis Obispo Cuesta Ridge Botanical Area: ca. 0.5 rd mi S of W Cuesta Ridge Rd, along dirt rd leading to Pick and Shovel Mine 652 Comment
  SEINET7468103 Image available Carex obispoensis M. J. Waterway, M. J. Lechowicz 1984-4-28 3076 San Luis Obispo Ridge in Santa Lucia Mts. ca. 2 mi. NW of Cuesta Pass near TV transmitted tower 800 Comment
  CAS-BOT-BC26249  Carex obispoensis Alice Eastwood; John Thomas Howell 1936-5-7 2271 San Luis Obispo Steiner Creek near San Luis Obispo. 152 Comment
  SEINET11436445  Carex obispoensis Unknown 1963-4-20 139 San Luis Obispo serpentine, Chapparal, 4 miles west on road west of Cuesta Pass 579 Comment
  CDA17602  Carex pansa Austin Griffiths, Joe R. Walker 1982-3-8 s.n. San Luis Obispo Pismo Dunes; ca. 1/4 mi. S of Grand Ave. Ramp and about same N of benchmark. Comment
  UC964807  Carex pansa G. Thomas Robbins 1950-5-13 3344 San Luis Obispo se Oso Flaco Lake Comment
  OBI59704  Carex praegracilis David J. Keil, with V. L. Holland 2001-5-29 29519 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
  SEINET3906739  Carex praegracilis David Keil, V. L. Holland 2001-5-29 29519 San Luis Obispo Western outskirts of Atascadero in Santa Lucia Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road Ca. 700 acre parcel.; 0 366 Comment
  OBI57986  Carex praegracilis Austin P. Griffiths, Joe R. Walker 1982-3-8 s.n. San Luis Obispo Pismo Dunes. Ca. 1.4 mi S of Grand Ave. Ramp and about same N of benchmark. Behind pre-dunes Comment
  OBI83607  Carex subbracteata David Keil, Bill Waycott and Ron Rothman 2016-5-20 34217 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rothman property at 6140 High Laurel Lane. 400 Comment
  SBBG110033  Carex subbracteata C. B. Hardham 1957-6-15 2228 San Luis Obispo Villa Crk Comment
  CAS-BOT-BC230105  Carpobrotus chilensis Barry Roth 1972-10-29 294 San Luis Obispo Sand dunes N and W of Oso Flaco Lake Comment
  OBI4309  Carpobrotus chilensis Felice C. Movich 1969-4-2 14 San Luis Obispo Dunes near Montana de Oro, south of Morro Bay Comment
  OBI53830  Carpobrotus chilensis Arthur W. Hazebrook 1993-1-9 191 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Oso Flaco Lake and creek areas, and adjacent pioneer dunes Comment
  SD67306  Carthamus lanatus Darley F. Howe 1967-8-14 4374 San Luis Obispo Arroyo Grande Comment
  UCR61756  Castilleja George K. Helmkamp 1990-4-19 s.n. San Luis Obispo along State Hwy 58 at San Juan Creek, west of Simmler-Bitterwater Road 488 Comment
  OBI31177  Castilleja affinis Julie M. Vanderwier 1978-5-5 36 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG25515  Castilleja affinis J. Patman 1963-4-13 1116 San Luis Obispo just S of Oceano 6 Comment
  JEPS4848  Castilleja affinis subsp. affinis Rimo Bacigalupi and R. S. Ferris 1951-3-31 3213 San Luis Obispo between Cayucos Templeton (on the Santa Rita road, upper reaches of Old Creek canyon); Old Creek canyon Comment
  JEPS4849  Castilleja affinis subsp. affinis Rimo Bacigalupi and R. S. Ferris 1951-3-30 3212 A San Luis Obispo from Cambria to Cambria Pines Lodge; Cambria Hill Comment
  JEPS4855  Castilleja affinis subsp. affinis C. Ritchie Bell 1952-3-23 San Luis Obispo about 12 mi e Santa Margarita (at Rinconada Mine, off of Santa Margarita-Pozo road (Calif Hwy 178)) Comment
  OBI69908  Castilleja affinis subsp. affinis Erik Frenzel, David J. Keil 2001-4-19 DC 63 San Luis Obispo Rancho Pecho y Islay (PG&E Diablo Cyn Lands) 0.2 mi inland from coastal road along Crowbar Cyn Rd at mouth of Crowbar Cyn 122 Comment
  JEPS77472  Castilleja ambigua subsp. insalutata T. I. Chuang with Fei-Mei Chuang 1978-5-20 7694 San Luis Obispo n of Piedros Blancos Point Comment
  UC454807  Castilleja attenuata I. J. Condit and Dr. White 1910-4-17 San Luis Obispo Paso Robles Comment
  OBI81155  Castilleja attenuata Jason Dart 2010-4-15 365 San Luis Obispo Northern Carrizo Plain 613 Comment
  OBI80557  Castilleja densiflora Kristie Haydu 2013-5-28 2 San Luis Obispo Comment
  JEPS77725  Castilleja densiflora subsp. densiflora L. R. Heckard with R. C. Bacigalupi and T. I. Chuang 1978-4-24 4789 San Luis Obispo 6 mi se Paso Robles ((Interstate 5 junction), along Creston Road at Neil Springs road junction) Comment
  OBI25560  Castilleja densiflora subsp. obispoensis David J. Keil 1981-5-16 14651 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  SBBG117758  Castilleja densiflora subsp. obispoensis E. Painter, M. Wetherwax, J. Olson 2002-3-26 SLO 222 San Luis Obispo Chorro Valley Rd; Camp San Luis Obispo 149 Comment
  UC1032396  Castilleja densiflora subsp. obispoensis N. K. Carlson 1936-3-27 238 San Luis Obispo 2.2 mi wsw Piney Ridge; San Luis Obispo Quad. 373 Comment
  UCSB33939  Castilleja densiflora subsp. obispoensis Paley, Sandra 1978-4-21 San Luis Obispo 2 miles north of Vist Point on Calif. 1 near Hearst Castle turnoff Comment
  UC1063471  Castilleja exserta E. Armstrong 1934-4-1 1142 San Luis Obispo 5 mi w Pozo; Pozo Quad. 518 Comment
  SBBG28995  Castilleja exserta I. L. Wiggins 1932-3-20 San Luis Obispo W end of 11th Street, Paso Robles Comment
  SBBG107020  Castilleja exserta subsp. exserta C. B. Hardham 1960-6-27 6334 San Luis Obispo Pinus radiata woods, Cambria Comment
  OBI9347  Castilleja exserta var. latifolia Robert F. Hoover 1950-5-30 7939 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  CAS-BOT-BC94572  Castilleja foliolosa R. C. Wenk 2007-4-15 634 San Luis Obispo along Pozo Road, 7 miles W from its intersection with Hwy 58. Growing by side of road 700 Comment
  UC1063289  Castilleja foliolosa G. T. Nordstrom 1937-4-6 1044 San Luis Obispo 3.3 mi nnw Chimney Rock; Adelaida Quad. 304 Comment
  UC454825  Castilleja foliolosa Unangst 1906-5-9 694 San Luis Obispo Oak Park Comment
  OBI69909  Castilleja foliolosa Erik Frenzel, David J. Keil 2001-4-19 DC 112 San Luis Obispo Rancho Pecho y Islay (PG&E Diablo Cyn Lands) 0.2 mi inland from coastal road along Crowbar Cyn Rd at mouth of Crowbar Cyn 244 Comment
  UC454826  Castilleja foliolosa I. J. Condit Apr 1908 San Luis Obispo knob e of School Canyon Comment
  UCR158440  Castilleja latifolia George K. Helmkamp 2004-6-15 8641 San Luis Obispo Central Coast, Between Oso Flaco Lake and the Pacific Ocean, c. 0.3 mi WNW of the lake 9 Comment
  CAS-BOT-BC241096  Castilleja mollis Alice Eastwood 1927-4-8 14337 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  CAS-BOT-BC241104  Castilleja mollis Albert M. Vollmer 1950-6-6 s.n. San Luis Obispo Near Pismo Beach Comment
  JEPS48515  Castilleja subinclusa subsp. subinclusa C. W. Sharsmith 1962-4-22 6875 San Luis Obispo 4 mi sw Simmler (e San Luis Obispo County); La Panza Range Comment
  SD264790  Catalpa speciosa David Keil 2015-7-8 33292 San Luis Obispo Atascadero. Southeast of intersection of El Camino Real and San Rafael Road. Along small, unnamed creek. 280 Comment
  CAS-BOT-BC38216  Caulanthus anceps D. E. Breedlove 1962-3-29 2079 San Luis Obispo At the western edge of the Carrizo Plain about 9 miles south by southwest of Simmler. 609 Comment
  CAS-BOT-BC38225  Caulanthus anceps David D. Keck 1933-5-4 2171 San Luis Obispo Cholame, west side of town. Comment
  CAS-BOT-BC40957  Caulanthus coulteri Mrs. R. W. Summers Early spring. s.n. San Luis Obispo Cuyama. Comment
  JEPS29342  Caulanthus coulteri var. lemmonii Rimo Bacigalupi and L. Heckard 1962-3-27 8438 San Luis Obispo s of State Highway 41 2.0 mi ne of its junction with U.S. 466 (4.0 mi w of Kern County line); w of Kern County Line 365 Comment
  UC524066  Caulanthus coulteri var. lemmonii Ira L. Wiggins 1932-3-25 5851 San Luis Obispo hillside on w side of highway 6 mi n Paso Robles; n of Paso Robles Comment
  CAS-BOT-BC40464  Caulanthus inflatus R. F. Hoover 1967-4-9 10394 San Luis Obispo Elkhorn Scarp. Comment
  CAS-BOT-BC40468  Caulanthus inflatus Eben McMillan 1952-4-27 61 San Luis Obispo Garrita Canyon. 8 miles south, 14 miles east Shandon. Comment
  OBI14903  Caulanthus inflatus Robert F. Hoover 1950-4-2 7795 San Luis Obispo 6 mi E of Simmler, Carrizo Plain Comment
  SBBG103493  Caulanthus inflatus C. F. Smith 1993-6-2 12464 San Luis Obispo rd to crest of Caliente Range, 8.1 mi from Russell Ranch gate in lower Cuyama Valley oilfield Comment
  CAS-BOT-BC40374  Caulanthus lasiophyllus R. F. Hoover 1967-3-27 10296 San Luis Obispo Chalk Mountain, north side of Cuyama Valley. Comment
  CAS-BOT-BC40378  Caulanthus lasiophyllus Katharine Brandegee s.n. San Luis Obispo Paso Robles. Comment
  OBI77747  Caulanthus lasiophyllus David J. Keil 1998-4-30 27008 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
  CAS-BOT-BC40389  Caulanthus lasiophyllus Lyman Benson 1937-4-4 8101 San Luis Obispo Temblor Mountain Range. East of Simmler, Carissa Plains. 457 Comment
  CDA17951  Ceanothus cuneatus Austin Griffiths, G. F. Hrusa 1987-4-29 18148 San Luis Obispo Montana de Oro State Park; N of Hazard Canyon. 0 Comment
  UCR131482  Ceanothus cuneatus June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, Pecho Valley Rd. toward Coon Creek Trail in Montana de Oro State Park 61 Comment
  UC1070928  Ceanothus cuneatus var. cuneatus T. M. Hendrix 1937-4-14 5 San Luis Obispo 5.25 mi w Pozo; Pozo quad 548 Comment
  SBBG49053  Ceanothus cuneatus var. fascicularis J. Copeland 1974-2-17 1055 San Luis Obispo Gates' property, Grand View Mesa, Nipomo Comment
  SBBG112489  Ceanothus cuneatus var. ramulosus C. Bornstein, E. Collins 1994-4-21 San Luis Obispo top of Prefumo Cyn 472 Comment
  SBBG93661  Ceanothus foliosus var. medius T. J. Ayers with S. A. Junak 1989-4-12 618 San Luis Obispo Cuesta Ridge, just S of Botanical Area sign near E boundary, along fire-break rd Comment
  SBBG94113  Ceanothus foliosus var. medius S. A. Junak 1990-4-26 4216 San Luis Obispo E edge of Cuesta Ridge Botanical Area, N of USFS Rd 29S11.3, ca. 2.7 mi W of US Hwy 101, on W side of access rd to KSBY TV towers, ca. 60 m N of locked gate 731 Comment
  JEPS81578  Ceanothus hearstiorum R. Raiche 1982-1-30 20085 San Luis Obispo several hundred yards e State Highway 1 (Hearst Ranch, Arroyo de la Cruz); Arroyo de la Cruz, Hearst Ranch Comment
  UC657904 Image available Ceanothus impressus H. E. McMinn 1936-3-6 4338 San Luis Obispo Nipomo Mesa Comment
  UC569708  Ceanothus leucodermis B. Bolt 1936-5-29 749 San Luis Obispo 1/2 mi ne Santa Margarita; San Luis Obispo quad. 350 Comment
  RSA159989  Ceanothus leucodermis Clare B. Hardham 1961-4-16 6873 San Luis Obispo S side of Nacimiento Dam Comment
  UC1276243  Ceanothus leucodermis R. F. Hoover 1957-4-22 8382 San Luis Obispo Summit between Moreno Canyon and Calf Canyon Comment
  OBI10413  Ceanothus maritimus Robert F. Hoover 1962-2-23 8532 San Luis Obispo Above site of fromer Washington School, N of Arroyo de la Cruz Comment
  UC1071316  Ceanothus oliganthus var. sorediatus H. C. Lee 1936-5-26 643 San Luis Obispo 5.25 mi se Pozo; Pozo quad., Santa Barbara Nat. For. 655 Comment
  OBI10352  Ceanothus oliganthus var. sorediatus B. A. Smith 1966-4-14 32 San Luis Obispo Cuesta Ridge 1 mi W of hwy 101 Cuesta Summit Comment
  RSA95354  Ceanothus oliganthus var. sorediatus F. W. Peirson 1925-3-25 5673 San Luis Obispo Morro Creek 412 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
  POM203689  Ceanothus papillosus var. roweanus I. L. Wiggins 1932-3-24 5849 San Luis Obispo Roadsides and hills near Adelaide, W. of Paso Robles. Comment
  POM280699  Ceanothus ramulosus var. fascicularis Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Morro Bay region. Comment
  CAS-BOT-BC63340  Ceanothus spinosus R. F. Hoover 1949-5-12 7665 San Luis Obispo Between Mt. Bishop and Cerro Romauldo. Comment
  UC1071376  Ceanothus spinosus C. M. Belshaw Apr 1936 1731 San Luis Obispo Davis Canyon San Luis Obispo Quad. Comment
  UC1276854  Ceanothus spinosus R. F. Hoover 1949-5-12 7665 San Luis Obispo between Mt. Bishop and Cerro Romauldo; between Mt. Bishop and Cerro Romauldo Comment
  UCD162807  Ceanothus thyrsiflorus D. O. Burge 2014-11-23 1682 San Luis Obispo San Luis Obispo County: Hollister Peak, N slope. 226 Comment
  UCD162808  Ceanothus thyrsiflorus D. O. Burge 2014-11-23 1683 San Luis Obispo San Luis Obispo County: Hollister Peak, N slope. 138 Comment
  CAS-BOT-BC52268  Ceanothus thyrsiflorus Ernest C. Twisselmann 1967-4-27 12927 San Luis Obispo South side of San Carpoforo Creek 53 Comment
  UCR107605  Centaurea calcitrapa Steven A. Junak, Tina J. Ayers 1989-6-28 4109 San Luis Obispo Along Chorro Valley Rd, between California Men's Colony & Chorro Reservoir 152 Comment
  CAS-BOT-BC276978  Centaurea cyanus Clare B. Hardham 1956-9-30 1224 San Luis Obispo Santa Lucia Mountains. Paradise Valley Comment
  RSA0047730  Centaurea melitensis LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6401 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
  UCD130078  Centaurea solstitialis C. W. Tilforth; John Dourley 1972-8-23 643 San Luis Obispo San Luis Obisbo County: Cuesta Ridge, west of Cuesta Grade Summit, ca. 8 miles north of San Luis Obispo. 548 Comment
  UCR248278  Centaurium David J. Keil 2006-5-24 30449 San Luis Obispo South Coast Range, 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains 427 Comment
  CAS-BOT-BC288665  Centromadia fitchii R. F. Hoover 1965-9-19 9593 San Luis Obispo 2 miles E of Santa Margarita Comment
  CAS-BOT-BC279309  Centromadia pungens subsp. pungens James I. McMurphy 1916-8-15 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC279312  Centromadia pungens subsp. pungens Ernest C. Twisselmann 1969-11-28 16355 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Loffaly Spring, hills at the head of Palo Prieta Canyon 640 Comment
  OBI72243  Cerastium glomeratum Anthony Baniaga 2010-4-4 94 San Luis Obispo Tierra Redonda Mtn BLM ACEC 377 Comment
  CAS-BOT-BC388241  Cerastium glomeratum R. F. Hoover 1947-3-26 6735 San Luis Obispo Price Canyon (just s. of) Comment
  OBI57352  Ceratophyllum demersum David J. Keil 1998-4-7 26606 San Luis Obispo South of Creston on 229 Jordan Property, 0.1 mile S of Rocky Canyon Rd on W side of Hwy. 229 Comment
  OBI75769  Cercocarpus betuloides Steven A. Junak 1990-4-26 4202 San Luis Obispo Santa Lucia Mts: Near boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk rd at S end of dirt road on Ames property, which is ca. 1.8 mi W of intersection with hwy 101 518 Comment
  UC55331  Cercocarpus betuloides var. betuloides J. H. Barber 1900-3-30 1015 San Luis Obispo Santa Lucia Mountains Comment
  UCR254932  Chaenactis glabriuscula Greg de Nevers 1993-4-25 10394 San Luis Obispo Inner South Coast Range, Carrizo Plain 823 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
  OBI16794  Chaenactis glabriuscula var. glabriuscula Robert F. Hoover 1947-3-30 6814 San Luis Obispo Middle Branch of Huerhuero Crk N of Wells Corner Comment
  OBI53515  Chaenactis glabriuscula var. lanosa Arthur W. Hazebrook 1992-5-2 108 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Stabilized dunes Comment
  RSA142490  Chaenactis glabriuscula var. lanosa Clare B. Hardham 1960-4-29 5549 San Luis Obispo Atascadero Comment
  CAS-BOT-BC277580  Chaenactis glabriuscula var. lanosa R. F. Hoover 1966-4-2 9802 San Luis Obispo La Panza district, just west of San Juan River Comment
  JEPS33045  Chaenactis glabriuscula var. lanosa E. R. Blakley 1962-5-23 5141 San Luis Obispo w of Inipomo Mesa (Union Oil Co. Coke Plant entrance off Highway #1) 41 Comment
  OBI53516  Chaenactis glabriuscula var. lanosa Arthur W. Hazebrook 1992-5-2 108 San Luis Obispo Nipomo Dunes Complex Comment
  POM204040  Chaenactis glabriuscula var. megacephala L. S. Rose 1934-3-27 34099 San Luis Obispo San Luis Obispo Comment
  RSA607300  Chaenactis glabriuscula var. megacephala D. D. Keck, J. Clausen 1935-4-10 3154 San Luis Obispo 10 miles south of Soda Lake, on Carrizo Plain. 610 Comment
  OBI28823  Chaenactis xantiana Melissa Luckow, CNPS 1981-4-18 675 San Luis Obispo Shell Creek Rd, ca 2 mi N of jctn with Calif Rte 58 Comment
  UCSB59921  Chamaesyce ocellata Penkala, Brad; Ryan, P. 1987-7-17 San Luis Obispo West side of O'Donovan Road, about 2.5 miles north of its junction with Hwy. 58 371 Comment
  OBI54010  Chenopodium album Larry Kelly, David J. Keil 1988-10-1 317 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SEINET8918559  Chenopodium album R. R. Halse 2015-3-24 9358 San Luis Obispo W end of the Santa Maria Valley, at the end of Oso Flaco Lake Road, ca. 5 air miles S of Oceano. 3 Comment
  CAS-BOT-BC426304  Chenopodium album R. F. Hoover 1964-8-13 9236 San Luis Obispo Mouth of Morro Creek Comment
  CDA34872  Chenopodium album David J. Keil 1999-5-19 28346 San Luis Obispo At northeastern corner of intersection of Los Osos Valley Road and Foothill Road near San Luis Obispo city limits. 0 Comment
  OBI57991  Chenopodium californicum Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. Just S of Jack Lake Comment
  OBI65007  Chenopodium californicum Greg Wilvert 2005-4-5 149 San Luis Obispo SE half of the Caliente Range. 300 m N of Wells Spring 884 Comment
  RSA191877  Chenopodium californicum P. C. Everett 1963-4-21 31615 San Luis Obispo Sandy plain, S side of Morro Bay. 6 Comment
  UC942915  Chenopodium littoreum Lewis S. Rose 1950-5-13 50116 San Luis Obispo Oso Flaco Lake region; coastal dunes Comment
  OBI60496  Chenopodium macrospermum Larry Kelly, David J. Keil 1988-10-1 301 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UCR118352  Chenopodium missouriense George K. Helmkamp, E. A. Helmkamp 2000-9-1 5960 San Luis Obispo Los Osos, Martingale at Buckskin 30 Comment
  CDA13765  Chenopodium multifidum G. F. Hrusa, D. Ragan 1997-11-21 14130 San Luis Obispo Weed in residental garden, 625 Jameson Ct. on Nipomo Mesa. Substrate Pleistocene sand dune. Plant sprawling 1 meter wide, appears perennial. 91 Comment
  UCD98490  Chenopodium strictum G. K. Helmkamp; E. A. Helmkamp 2000-9-1 5958 San Luis Obispo San Luis Obispo County: Los Osos: Martingale at Buckskin. 30 Comment
  CAS-BOT-BC184858  Chloris virgata Ernest C. Twisselmann 1968-8-23 14910 San Luis Obispo Estrella River 2.5 miles north of River Grove. 243 Comment
  UCSC000136  Chlorogalum pomeridianum I. J. Condit 2008-5-25 s.n. San Luis Obispo School Hill Comment
  CAS-BOT-BC257632  Chlorogalum pomeridianum var. pomeridianum E. L. Painter; D. H. Wilken 2003-8-4 SLO- 348 San Luis Obispo Camp San Luis Obispo. Between bog thistle exclosure and Chorro Creek, both sides of road 220 Comment
  SBBG93658  Chlorogalum pomeridianum var. pomeridianum T. J. Ayers with S. A. Junak 1989-6-22 749 San Luis Obispo 0.3 mi E of western boundary sign on W Cuesta Ridge Rd Comment
  OBI13070  Chlorogalum purpureum var. reductum Robert F. Hoover 1949-5-15 7691 San Luis Obispo 18 mi E of Creston on La Panza Rd (Hwy 58), plateau on Cammati-Navajo Divide Comment
  UC1296310 Image available Chlorogalum purpureum var. reductum R. F. Hoover 1957-5-3 8384 San Luis Obispo 18 mi e Creston (on La Panza Road) Comment
  OBI80906  Chloropyron maritimum David J. Keil 1985-1 San Luis Obispo Comment
  UC1935433  Chloropyron maritimum subsp. maritimum Malcolm G. McLeod 1987-7-12 1391 San Luis Obispo Morro Bay sandspit, east side at Shelter Cove. Comment
  OBI4169  Chorizanthe angustifolia Julie R. Potter 1969-4-30 34 San Luis Obispo Morro Bay state park Comment
  SEINET6033053 Image available Chorizanthe angustifolia Russell S. Woglum 1937-5-15 1722 San Luis Obispo Central Coast: Morro Bay Comment
  RSA491713  Chorizanthe angustifolia James L. Reveal, C. Rose Broome, Clare B. Hardham 1987-6-18 6479 San Luis Obispo Along Los Osos Valley Road, 0.2 mile NW of the entrance to Montana de Oro State Park at the western end of San Luis Range south of Morro Bay and SW of Baywood Park. 76 Comment
  UCD77545  Chorizanthe biloba Robert E. Preston 1998-6-12 1117 San Luis Obispo San Luis Obispo County: on hillside ca. 300 W of Navaho Creek, ca. 0.25 mi S of Hwy 58 487 Comment
  UCD99646  Chorizanthe biloba var. biloba Daryl Koutnik 1978-6-19 533 San Luis Obispo San Luis Obispo County: West of Cerro Romauldo along Chorro Creek. 304 Comment
  RSA769831  Chorizanthe breweri Robt. Allen 1980-4-13 12 San Luis Obispo 8 miles northeast of parking lot edge. Reservoir Canyon 155 Comment
  SBBG117984  Chorizanthe breweri M. Wetherwax, E. Painter 2000-6-11 SLO 125 San Luis Obispo SSW of Chorro Reservoir, W side of rd between reservoir and California Mens Colony prison 230 Comment
Read comments May 8 2006
  UCD99659  Chorizanthe breweri G. F. Hrusa; T. D. Wilfred 1995-6-19 12341 San Luis Obispo San Luis Obispo Co.: Santa Lucia Mtns. - Cuesta Ridge West. Cuest Ridge Botanical Area. 750 Comment
  CAS-BOT-BC191520  Chorizanthe diffusa Ernest C. Twisselmann 1956-6-1 2887 San Luis Obispo S end of Morro Bay, near Baywood Park 30 Comment
  UC1543903  Chorizanthe douglasii Barbara Ertter with Jeffrey L. Strachan 1980-5-15 3405 San Luis Obispo s side Highway 58 0.6 mi e San Juan Creek (Syncline Hill grade w of Carrizo Plain); e of San Juan Creek 548 Comment
  OBI11219  Chorizanthe douglasii Eben McMillan 1952-5-5 98 San Luis Obispo Red Eagle Mine 1 mi E, 12 mi S of Shandon Comment
  UC1136016  Chorizanthe membranacea T. M. Hendrix 1937-5-15 178 San Luis Obispo 6 3/4 mi ese Pozo; Pozo Quad., Los Padres National Forest Comment
  OBI11218  Chorizanthe membranacea Robert F. Hoover 1966-4-20 9822 San Luis Obispo 4 mi E of Creston on rd toward La Panza Comment
  CAS-BOT-BC252702  Chorizanthe obovata T. S. Brandegee 1885-7-1 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC252719  Chorizanthe obovata James L. Reveal; C. Rose Broome 1987-6-20 6498 San Luis Obispo Price Canyon, Shell Oil Company oil fields west of Price Canyon Road, 0.5 mile north of Ormonde Road and 1.2 mile south of Edna, about 3 airline miles north of Pismo Beach 91 Comment
  OBI64153  Chorizanthe obovata David J. Keil 2001-7-10 29643 San Luis Obispo Pismo Beach at Boosinger Park, vicinity of intersection of Lemoore and Wadsworth Comment
  OBI35416  Chorizanthe palmeri Melody Dickens 1980-5-30 26 BH San Luis Obispo Collected on Black Hill, Morro Bay State Park Comment
  UC1927879  Chorizanthe palmeri David Keil, Tina Teed and Mariko Uchida 2001-6-15 29569 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure Comment
  OBI11203  Chorizanthe polygonoides Robert F. Hoover 1950-3-31 7776 San Luis Obispo 18 mi E of Creston on La Panz Rd Comment
Read comments May 27 2013
  SBBG1422  Chorizanthe rectispina C. B. Hardham 1959-6-10 4804 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  OBI67045  Chorizanthe staticoides David J. Keil, with V. L. Holland 2001-5-24 29481 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  CAS-BOT-BC255275  Chorizanthe staticoides Ernest C. Twisselmann 1956-6-13 2930 San Luis Obispo Northeast spur of Black Mountain, La Panza Range 541 Comment
  CAS-BOT-BC255284  Chorizanthe staticoides Roxana S. Ferris 1955-5-25 12832 San Luis Obispo 7.5 mi. E of Santa Margarita on north circuit road of Park Hill District Comment
  UC1296124  Chorizanthe staticoides R. F. Hoover 1949-5-15 7693 San Luis Obispo on La Panza Road 18 mi e Creston; e of Creston Comment
  UC1136063  Chorizanthe xanti P. L. Johannsen 1937-4-23 1080 San Luis Obispo 5 mi sw Midland Post Office; McKittrick Quad. Comment
  UCR216336  Chrysanthemum leucanthemum George K. Helmkamp 2004-3-23 08396 San Luis Obispo Central Coast, ENE of Nipomo; 1.5 miles SW of Rancho Rd along Dana Foothill Rd. 171 Comment
  OBI79571  Cicuta douglasii David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31393 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  OBI75368  Cinnamomum glanduliferum David J. Keil, with Matt Ritter 2011-10-3 31109 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Cultivated next to Whitney Dormitory (Bldg. 103) 119 Comment
  UC454293 Image available Cirsium brevistylum I. J. Condit and H. B. Waters 1909-5-16 San Luis Obispo Cerro Alto Mt. Comment
  CAS-BOT-BC100955  Cirsium fontinale var. obispoense George E. Pilz 1965-8-21 s.n. San Luis Obispo San Simeon Creek 0.2 mile below junction of North and South Forks 97 Comment
  RSA648334  Cirsium fontinale var. obispoense Dayna Rocco 1980-5-23 s.n. San Luis Obispo Approx. 1.2 miles NW on Perfumo Canyon Road, along left side of the road Comment
  RSA312493  Cirsium loncholepis Malcolm A. Nobs, S. Galen Smith 1949-6-23 849 San Luis Obispo Oso Flaco Lake, 4 miles northwest of Guadalupe Comment
  CAS-BOT-BC285450  Cirsium occidentale var. californicum Alice Eastwood; John Thomas Howell 1938-6-13 5909 San Luis Obispo Sw. of Shandon on road to Creston Comment
  OBI25744  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
  CAS-BOT-BC285668  Cirsium occidentale var. occidentale Ira L. Wiggins 1929-4-16 3651 San Luis Obispo 8 miles north of Cayucos Comment
  UC1276307  Cirsium occidentale var. occidentale R. F. Hoover 1964-6-6 8967 San Luis Obispo Los Osos Comment
  SBBG104512  Cirsium occidentale var. venustum D. A. Young, F. L. Johnson 1992-6-19 ROB 110 San Luis Obispo Pick and Shovel Mine; Camp San Luis Obispo Comment
  UC1276308  Cirsium scariosum var. citrinum R. F. Hoover 1964-8-14 9264 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC292744  Cirsium scariosum var. citrinum R. F. Hoover 1964-8-14 9264 San Luis Obispo Jake Lake Comment
  CAS-BOT-BC285849  Cirsium vulgare Ernest C. Twisselmann 1970-9-17 17504 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Loffaly Spring, hills at the head of Palo Prieta Canyon 685 Comment
  OBI19028  Clarkia affinis Eben McMillan 1952-5-20 122 San Luis Obispo E. McMillan Ranch Choice Valley 1 mi S 8 mi E Comment
  JEPS43625  Clarkia bottae Miss Rhoda Reed 1915-1 San Luis Obispo San Luis Obispo Comment
  UC55898  Clarkia bottae Mrs. R. W. Summers San Luis Obispo Santa Margarita Comment
  JEPS108375  Clarkia cylindrica David Gowen 2005-4-17 250 San Luis Obispo Elkhorn Road (dirt). North facing slope below crest of lower hill on N side of dirt side road (which reaches summit?). Comment
  OBI79577  Clarkia cylindrica subsp. cylindrica David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosch, & Taylor Crow 2013-5-2 31599 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  UC161812  Clarkia cylindrica subsp. cylindrica Katharine Brandegee 1911-5-28 San Luis Obispo Paso Robles Comment
  JEPS8032  Clarkia cylindrica subsp. cylindrica Rimo Bacigalupi with G. T. Robbins 1954-5-13 4453 San Luis Obispo 1 mi e Paso Robles (on road to Shandon) Comment
  OBI12142  Clarkia cylindrica subsp. cylindrica Neil Havlik 1968-5-4 187 San Luis Obispo Along roadside, about 9 mi from Pozo on the Pozo-Hi Mtn-Arroyo Grande Rd Comment
  SBBG93696  Clarkia modesta S. A. Junak 1990-5-1 4276 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  SBBG110061  Clarkia purpurea C. B. Hardham 1960-5-10 5701 San Luis Obispo Delaganna Crk Comment
  CAS-BOT-BC163938  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-3 3 San Luis Obispo Price Canyon, 1 mile south of Edna 60 Comment
  POM305251  Clarkia purpurea subsp. quadrivulnera Henry J. Ramsey, Henry J. Ramsey 1940-4-20 577 San Luis Obispo Cholame. Comment
  UCR157982  Clarkia purpurea subsp. quadrivulnera George K. Helmkamp, E. A. Helmkamp 1998-6-30 4212 San Luis Obispo South Coast Range, Alamo Creek Rd, 0.9 mile north of Calif. Hwy 166, near Twitchell Reservoir 320 Comment
  UC54881  Clarkia purpurea subsp. quadrivulnera Mrs. R. W. Summers June 1882 San Luis Obispo Santa Margarita Valley Comment
  RSA209478  Clarkia purpurea var. hirsuta Robert F. Hoover 1964-6-5 8902 San Luis Obispo Cuesta Pass summit, east side of highway Comment
  RSA682340  Clarkia rhomboidea Scott D. White, Ken McDonald 2001-5-9 8500 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  CAS-BOT-BC165250  Clarkia speciosa subsp. immaculata L. R. Abrams 1917-6-10 6520 San Luis Obispo Near Pismo Beach Comment
  CAS-BOT-BC165244  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-24 42 San Luis Obispo Between Pismo and Arroyo Grande, 1 1/2 miles from Arroyo Grande 25 Comment
  OBI60891  Clarkia speciosa subsp. immaculata Susi Bernstein, Greg McGowan 2001-1 San Luis Obispo Comment
  UC1925830  Clarkia speciosa subsp. speciosa David Keil with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26299 San Luis Obispo Los Padres National Forest. La Panza Mountains. Fringe of Machesna Mountain Wilderness. Ridge along road past Castle Crags and slope below to south. Comment
  CAS-BOT-BC165369  Clarkia speciosa subsp. speciosa Ernest C. Twisselmann 1956-5-29 2865 San Luis Obispo La Panza Range. Vaquero Water Hills 499 Comment
  UC373507  Clarkia speciosa subsp. speciosa C. L. Hitchcock 1928-6-4 8 San Luis Obispo 3 mi s Atascadero 275 Comment
  CAS-BOT-BC165404  Clarkia tembloriensis Ernest C. Twisselmann 1956-5-22 2855 San Luis Obispo Kelly's Canyon, Red Hills 556 Comment
  OBI12078  Clarkia unguiculata S. Patterson 1966-5-30 39 San Luis Obispo In Lopez Cyn along the side of a loose bank Comment
  OBI12079  Clarkia unguiculata R. D. Brister 1966-5-6 81 San Luis Obispo In Perfumo Cyn near SLO Comment
  OBI62641  Clarkia unguiculata George Butterworth 2003-5-9 517 San Luis Obispo Chimineas. Carrizo Cyn rd at rd spring 2.3 mi S of Chimineas Rd Comment
  RSA108147  Clarkia unguiculata Harlan Lewis, M. Lewis 1947-6-25 473 San Luis Obispo Morro Bay to Atascadero road, 1.8 miles east of entrance to Cerro Alto Camp Comment
  UC1072003  Clarkia unguiculata H. Lewis, S. R. Snow, D. Steffensen, F. Ball 1949-6-7 579 San Luis Obispo 0.4 mi n of summit Cuesta Summit (U. S. Highway 101) Comment
  SBBG81669  Claytonia exigua subsp. exigua R. N. Philbrick 1986-4-24 San Luis Obispo ca. 0.5 mi NE of Black Mtn Rd, along trail from rd to Friis Camp Comment
  POM203699  Claytonia parviflora Dorothy Wiggins 1932-3-21 5802 San Luis Obispo Bitterwater Valley, betw Cholame and Annette. Comment
  OBI65631  Claytonia parviflora subsp. parviflora G. F. Hrusa 1999-3-16 14930 San Luis Obispo Carrizo Plain, Washburn Ranch 610 Comment
  OBI52839  Claytonia parviflora subsp. parviflora Steven A. Junak 1990-5-1 4283 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Santa Lucia Mts: at N edge of cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca 2.4 mi W of hwy 101, ca 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  OBI53144  Claytonia parviflora subsp. parviflora Steven A. Junak, David A. Young, Tina J. Ayers 1989-4-27 3961 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Cuesta Ridge: Along main rd (USFS Rd #29S11.3) 0.4 mi W of W boundary sign for the Cuesta Ridge Botanical Area, 5.6 mi W ofhwy 101 747 Comment
  OBI54877  Claytonia parviflora subsp. parviflora David J. Keil 1997-4-18 26198 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 2.2 road miles north of junction with san jose-avenales road. 567 Comment
  SEINET198601  Claytonia parviflora subsp. parviflora A. D. Gifford 1937-3-26 781 San Luis Obispo 0.5 mi E of Pozo CA 460 Comment
  CAS-BOT-BC439718  Claytonia parviflora subsp. viridis R. F. Hoover 1952-4-20 8147 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  UC1136726  Claytonia perfoliata subsp. perfoliata P. L. Johannsen 1936-3-21 688 San Luis Obispo 1 mi s San Luis Obispo; San Luis Obispo Quad. 76 Comment
  CAS-BOT-BC443650  Claytonia perfoliata subsp. perfoliata Eben McMillan 1952-5-7 113 San Luis Obispo Pinole Springs--10 mi. s., 16 mi. e. Shandon. Comment
  OBI51800  Claytonia perfoliata subsp. perfoliata R. Mike Arens 1994-3-12 16 San Luis Obispo Calif Polytechnic State Univ campus; Poly cyn near Botanical Garden foot bridge 152 Comment
  CDA17569  Clematis ligusticifolia Austin Griffiths 1980-8-12 s.n. San Luis Obispo Arroyo Grande Creek Drainage; on N. side near mouth of Arroyo Grande Creek. Comment
  OBI58245  Clematis ligusticifolia Austin P. Griffiths 1983-9-19 s.n. San Luis Obispo Pismo Dunes Region. At SW - mid edge of wash at 28th st and hwy 1, Arroyo Grande Comment
  SBBG47357  Clematis ligusticifolia J. Copeland 1973-9-8 1024 San Luis Obispo near springs, 7 mi E of jct of Hwys 1 and 41 Comment
  OBI31153  Clinopodium douglasii Julie M. Vanderwier 1978-6-20 73 San Luis Obispo Indian Knob Tar Sands Comment
  OBI78541  Collinsia bartsiifolia Robert F. Hoover 1947-4-25 7067 San Luis Obispo 2 mi S of Arroyo Grande Comment
  CDA20405  Collinsia heterophylla J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  JEPS25993  Collinsia heterophylla T. M. Hendrix 1937-4-22 81 San Luis Obispo 0.9 mi nw Highland School 533 Comment
  OBI74409  Collinsia heterophylla Theo Fitanides, Anthony Baniaga 2010-4-23 121 San Luis Obispo Tierra Redonda Mtn BLM ACEC 430 Comment
  OBI76658  Collinsia heterophylla Jason Dart, Audrey Weichert, G. Hind 2010-5-4 386 -H7 San Luis Obispo Hind River Ranch, W side of Salinas River along the dirt entrance rd paralleling Crescent Lake, approx 1.25 mi E of the intersection of Hwy 58 and Pozo Rd, E of Santa Margarita 334 Comment
  OBI9606  Collinsia heterophylla Robert F. Hoover 1964-5-13 8823 San Luis Obispo Tassajera Crk Comment
  OBI47701  Collinsia heterophylla David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19237 San Luis Obispo SW flank of Temblor Range. 3.05 mi E of rd to center of Carrizo Plain (to RC farm) on Elkhorn Rd and N 0.25 mi to gate on unnamed dirt rd 792 Comment
  UCD123654  Collinsia sparsiflora G. F. Hrusa 1992-3-24 10349 San Luis Obispo San Luis Obispo County: along Highway 46 right-of-way, approximately 6 miles east of Paso Robles. Comment
  SEINET10311746 Image available Collinsia sparsiflora var. collina David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, M. Borchert 1982-1 15787 San Luis Obispo Vicinity of American Canyon in the La Panza Mountains Comment
  UC310771  Collinsia sparsiflora var. collina Philip A. Munz 1925-3-24 9221 San Luis Obispo Atascadero Creek 457 Comment
  OBI29112  Conium maculatum Karen Symonds 1982-7-17 16 San Luis Obispo Montana de Oro State Park, along Coon Crk trl Comment
  OBI60495  Conium maculatum Larry Kelly, David J. Keil 1988-10-1 300 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI57100  Conium maculatum Danielle DeRome 1994-6-4 64949 San Luis Obispo Collected adj to the dirt rd access to the Poly Cyn landfill Comment
  OBI62511  Conium maculatum Lynne Dee Oyler 1990-6-12 1157 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  RSA647562  Conium maculatum T. Strid 1972-4-15 s.n. San Luis Obispo 5 miles east Highway 101, Huassna Rd. 244 Comment
  JEPS35342  Cordylanthus rigidus subsp. rigidus R. F. Hoover 1964-7-11 9173 San Luis Obispo Price Canyon Comment
  OBI9556  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1946-8-25 6344 San Luis Obispo Price Cyn Comment
  RSA537656  Cordylanthus rigidus subsp. rigidus L. R. Heckard 1971-9-27 2833 San Luis Obispo Just west of Cuesta Pass on road to TV tower. 549 Comment
  UC1315027  Coreopsis bigelovii R. F. Hoover 1967-4-15 10455 San Luis Obispo canyon just w Cottonwood Canyon bridge (lower Cuyama Valley); Cuyama Valley Comment
  SEINET11837048  Coreopsis bigelovii L. S. Rose 1937-1 37045 San Luis Obispo summit of Cottonwood Pass, E of Cholame 579 Comment
  UCR161936  Coreopsis douglasii George K. Helmkamp, E. A. Helmkamp 2005-3-1 8987 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
  CAS-BOT-BC287126  Coreopsis douglasii Ernest C. Twisselmann 1955-5-27 2050 San Luis Obispo La Panza Range. Camatta Canyon near Bethel Ranch 533 Comment
  UC1188249  Coreopsis douglasii Clare B. Hardham 1960-3-28 5254 San Luis Obispo hillsides n of Bee Rock; Santa Lucia Mountains Comment
  OBI60087  Corethrogyne filaginifolia George Butterworth 1997-11-3 208 San Luis Obispo T31S, R20 E, S32 at Visitor Center, Carrizo Plain Comment
  SBBG34950  Corethrogyne filaginifolia Mrs. R. W. Summers 1882-1 San Luis Obispo San Luis Obispo Mtn Comment
  UC1285355  Corethrogyne filaginifolia R. F. Hoover 1946-8-8 6276 San Luis Obispo n end Morro Bay Comment
  UC1285365  Corethrogyne filaginifolia R. F. Hoover 1946-8-3 6259 San Luis Obispo Perfumo Canyon San Luis Range Comment
  SD103964  Corethrogyne filaginifolia var. filaginifolia J. L. S. Sampson 1965-11-7 San Luis Obispo Sand dunes at Oso Flaco Lake. Comment
  SD38611  Corethrogyne filaginifolia var. filaginifolia Edith A. Purer 1932-8-28 San Luis Obispo Oceano Comment
  OBI7717  Cornus glabrata Christian Smith 1975-6-1 s.n. San Luis Obispo 2 mi W of Paso Robles Comment
  POM97536  Cornus glabrata P. A. Munz 1926-4-9 10219 San Luis Obispo Willow Creek Road, 10 miles SW of Paso Robles Comment
  CAS-BOT-BC210346  Cornus sericea Ernest C. Twisselmann 1959-4-10 5038 San Luis Obispo Irish Hills: Perfumo Canyon 106 Comment
  OBI58975  Cortaderia jubata David J. Keil 2000-1-24 28414 San Luis Obispo Cambria. Vicinity of Cambria Community Service District work yard. along Rodeo Grounds Road. Comment
  CDA25354  Crassula connata J. O. Williams 1959-5-18 San Luis Obispo Oceano. 0 Comment
  OBI83054  Crassula connata David J. Keil, Travis Belt and Barrett Holland 2016-10-3 33567 San Luis Obispo Southern foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 1. 15 Comment
  UC2027099  Crassula connata Greg Wilvert 2005-4-5 124 -1 San Luis Obispo Southeast Half of Caliente Range: 1.5 km S of Soda Lake Road along Padrones Canyon Road Comment
  OBI42336  Crassula tetragona David J. Keil 1986-6-3 19634 San Luis Obispo Sand rd at S end of Broderson Ave, Los Osos Comment
  CHSC46057  Cressa truxillensis L. P. Janeway 1988-5-21 2681 San Luis Obispo S end of Cholame Valley. 347 Comment
  CHSC46058  Cressa truxillensis L. P. Janeway 1988-6-9 2734 San Luis Obispo Cholame Cr 2/3 mi NE of Cholame. 344 Comment
  UC19192  Crocanthemum scoparium var. vulgare W. H. Brewer 1861-4-30 496 San Luis Obispo s of Monterey Bay; Atascadero; Atascadero, S of Monterey Bay Comment
  UC604878  Crocanthemum scoparium var. vulgare Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9449 San Luis Obispo 8 mi e Santa Margarita (on Mountain Road, near its junction with State Highway 178) Comment
  OBI53492  Croton californicus Arthur W. Hazebrook 1991-4-19 24 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
  OBI17814  Croton setiger Hans Wilgenbuerg 1977-8-11 18 San Luis Obispo Cal Poly campus Comment
  OBI34693  Croton setiger David J. Keil, Eric Wise 1983-8-30 17890 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  UCD142191  Croton setiger Ernest C. Twisselmann 1958-8-17 4680 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley; Eastern San Luis Obispo County, Dorothy Twisselmann Ranch. 640 Comment
  CDA35295  Croton setiger R. K. Oishi 1998-9-24 14 San Luis Obispo Along Upper Lopes Canyon Road near Lopez Lake, 11 miles east of Arroyo Grande. Comment
  UCD142198  Croton setiger Grady L. Webster 1966-9-19 7425 San Luis Obispo San Luis Obispo County: C. 8 mi. N of Paso Robles. Comment
  CAS-BOT-BC190111  Crypsis schoenoides Ernest C. Twisselmann 1968-10-21 15032 San Luis Obispo Paso Robles. Salinas River just below the Highway 46 bridge. 181 Comment
  OBI76612  Crypsis vaginiflora 2011-10-5 262 San Luis Obispo Harmony Headlands State Park Comment
Read comments Nov 15 2013
  UC857084  Cryptantha circumscissa I. W. Clokey and C. B. Clokey 1937-4-13 5813 San Luis Obispo se corner of San Luis Obispo County 800 Comment
  SBBG93723  Cryptantha clevelandii S. A. Junak 1990-4-26 4193 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca. 0.4 mi S of Tassajera Crk Rd at S end of dirt rd on Ames property, which is ca. 1.8 mi W of intersection with Hwy 101 518 Comment
  UCR134402  Cryptantha clevelandii George K. Helmkamp, E. A. Helmkamp 2001-4-29 6596 San Luis Obispo Irish Hills, Prefumo Cyn Rd., 2.8 miles west of Los Osos Valley Rd., SW of San Luis Obispo 91 Comment
  UCR202912  Cryptantha clevelandii George K. Helmkamp, E. A. Helmkamp 2000-3-15 5330 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  UC463210  Cryptantha clevelandii Roxana S. Ferris 1929-4-15 7641 San Luis Obispo 2 mi n Moro (on the coast road) Comment
  OBI20719  Cryptantha clevelandii var. florosa Robert F. Hoover 1952-6-10 8245 San Luis Obispo Black Mt, La Panza Range. Near summit Comment
  OBI56968  Cryptantha clevelandii var. florosa Steven A. Junak 1990-5-1 4305 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl forest. Santa Lucia Mts: at N edge of Cuesta Ridge Botanical Area, along old trl on ridge about 0.55 mi E of W Cuesta Ridge Rd (USFS rd 29S11.3), S of second high voltage tower E of W Cuesta Ridge rd 579 Comment
  OBI20752  Cryptantha intermedia Robert F. Hoover 1967-4-5 10353 San Luis Obispo Between San Juan River and Carrizo Plain on hwy 58 Comment
  SBBG107027  Cryptantha intermedia C. B. Hardham 1961-3-29 6692 San Luis Obispo Cottonwood Pass, E of Cholame 609 Comment
  UC1063965  Cryptantha intermedia P. L. Johannsen 1937-4-23 1083 San Luis Obispo 2 mi sse Panorama Pt.; McKittrick Quad. 762 Comment
  OBI67150  Cryptantha intermedia M. Wetherwax & E. L. Painter, E. L. Painter 2002-4-21 CR- 290 San Luis Obispo Camp Roberts. Roadside, Training Area Q, near W boundary of installation. UTMs NAD27: zone 10, 694845E, 3958367N 350 Comment
  SBBG107828  Cryptantha intermedia C. B. Hardham 1957-5-5 1827 San Luis Obispo 1.4 mi E of Creston-Santa Margarita Rd on Parkhill Rd Comment
  UC604982  Cryptantha intermedia Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9437 San Luis Obispo 8 mi e Santa Margarita (on Mountain Road near its junction with State Highway 178) Comment
  OBI65711  Cryptantha muricata D. R. Miller 1994-6-16 694 -464 San Luis Obispo Pine Mt region. In roadway in to Art Williams property 900 Comment
  SDSU20783  Cryptantha muricata var. muricata Michael G. Simpson, Matt Ritter 2013-5-1 3732 San Luis Obispo Rocky ridge, north of hiking trail, Reservoir Canyon, 2.6 miles east of Junction Hwys 101 and 1 in San Luis Obispo. 252 Comment
  OBI77741  Cryptantha nevadensis var. rigida Robert F. Hoover 1950-4-2 7805 San Luis Obispo Crocker Grade, Temblor range Comment
  RSA52389  Cryptantha nevadensis var. rigida Roxana S. Ferris 1955-5-23 12806 San Luis Obispo On Creston-La Panza Road about half mile W of junction of Cammatti Canyon road. Comment
  UC2027581  Cucurbita foetidissima David J. Keil 2012-7-18 31465 San Luis Obispo South base of Nipomo Mesa, west if Nipomo. Comment
  CAS-BOT-BC80897  Cupressus sargentii David A. Young; S. A. Junak; M. Carroll 1989-3-13 1844 San Luis Obispo West end of Cuesta Ridge Botanical area near the end of the reserve Comment
  CAS-BOT-BC85492  Cupressus sargentii Clare B. Hardham 1956-11-7 1532 San Luis Obispo Santa Lucia Mountains - N.E. slope, Cypress Mt. 609 Comment
  SEINET10867004  Cupressus sargentii Carl B. Wolf 1934-11-4 Wolf 2173 San Luis Obispo Santa Lucia Mountains, Northeast of Pine Mountain, near dude ranch. Upper sonoran:- Digger pines. Sun. Dec. serpentine. Probably section 27, T 25 S, R 8 E, large grove on headwaters of Tobacco Creek. This grove consists mainly of small sized trees. This is rather a large grove on the Northeast side of Pine Mountain, and is probably the same as sometimes given as Tobacco or Little Burnett Creek groves. 760 Comment
  CDA11652  Cuscuta californica G. F. Hrusa, D. Ragan 1995-6-19 12353 San Luis Obispo Nipomo Dunes, immediately W of southern Duck Club Lake. Comment
  OBI45346  Cuscuta californica David J. Keil, Eric Wise 1982-7-2 16292 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn trl Comment
  OBI59678  Cuscuta californica Larry Kelly, David J. Keil, V. L. Holland, and Lynne Dee Oyler 1990-4-12 387 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UC455699  Cuscuta californica I. J. Condit 1908-6-30 San Luis Obispo Cuesta Comment
  OBI45680  Cuscuta occidentalis David J. Keil, M. A. Corky Matthews, Janet Haden, Suzane Schettler, Steve Edwards, and Jim Pittman 1988-6-11 20705 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  OBI61065  Cuscuta subinclusa P. A. Holden 1968-6-15 430 San Luis Obispo On crest of 4th St grade on N 4th St in Grover city Comment
  OBI61066  Cuscuta subinclusa P. A. Holden 1968-6-15 430 San Luis Obispo On crest of hill on N 4th St in Grover City Comment
  OBI22351  Cynosurus echinatus Robert F. Hoover 1964-6-12 9054 San Luis Obispo Near Rocky Butte fire lookout Comment
  CAS-BOT-BC114465  Cyperus eragrostis R. F. Hoover 1946-10-20 6511 San Luis Obispo Price Canyon, along stream. Comment
  OBI5008  Cyperus eragrostis R. R. LaBelle 1967-10-10 33 San Luis Obispo Laguna Lake, San luis Obispo Comment
  OBI73560  Cyperus erythrorhizos David J. Keil 2010-10-21 30936 San Luis Obispo Whale Rock Reservoir, Cayucos 65 Comment
  UCR29094  Cyperus erythrorhizos David J. Keil 1979-10-27 13640 San Luis Obispo Coast Range, Eastern end of Lopez Lake below confluence of Arroyo Grande Creek & Phoenix Creek, 0.2 m from junction of Lopez Canyon Rd & Pozo Rd. Comment
  CAS-BOT-BC114286  Cyperus esculentus David J. Keil 1985-8-10 18948 San Luis Obispo Cultivated fields W of Nipomo on Division Street, ca. 1 mi E of Oso Flaco Lake Road. Comment
  OBI22334  Danthonia californica Robert F. Hoover 1965-5-22 9389 San Luis Obispo Cambria Comment
  RSA597229  Danthonia californica George K. Helmkamp 1996-5-24 1049 San Luis Obispo 0.6 mi east of South Bay Blvd along trail to quarry. 95 Comment
  OBI14797  Datisca glomerata Neil Havlik 1968-5-4 188 San Luis Obispo 8 mi from Pozo on Pozo-Hi Mtn-Arroyo Grande rd Comment
  UCR6181  Daucus pusillus C. M. Bringle 1967-3-20 670320- 11 San Luis Obispo 2 mi north of San Luis Obispo by Hwy 101, on private property 428 Comment
  OBI16282  Deinandra corymbosa Robert F. Hoover 1946-7-21 6236 San Luis Obispo Coast W of Cambria Comment
  UC89138  Deinandra corymbosa K. Brandegee 1888-6-1 San Luis Obispo San Simeon Comment
  CAS-BOT-BC299185  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1969-8-15 11549 San Luis Obispo Los Osos Valley Comment
  CAS-BOT-BC299174  Deinandra corymbosa subsp. corymbosa H. M. Hall 1931-6-9 13153 San Luis Obispo Cambria, 6 miles above high tide Comment
  CAS-BOT-BC293910  Deinandra fasciculata R. F. Hoover 1946-8-24 6329 San Luis Obispo Laguna near San Luis Obispo Comment
  UC1392983  Deinandra fasciculata R. F. Hoover 1969-8-25 11563 San Luis Obispo laguna <lagoon> San Luis Obispo Comment
  CAS-BOT-BC123543  Deinandra increscens Harvey Monroe Hall 1931-6-7 13136 San Luis Obispo 7.5 miles SW of Arroyo Grande. About 2 miles from beach? Comment
  JEPS38273  Deinandra increscens subsp. increscens W. L. Jepson 1940-10-3 20155 San Luis Obispo Arroyo Grande Comment
  OBI16169  Deinandra increscens subsp. increscens Fred W. Rush Aug-57 s.n. San Luis Obispo S Morro Bay Comment
  OBI66501  Deinandra increscens subsp. increscens David J. Keil 1985-6-19 18879 San Luis Obispo Hills S of Los Osos. Sand roads and trails above Broderson Ave, E of Cabrillo Estates subdivision Comment
  UC1285433  Deinandra increscens subsp. increscens R. F. Hoover 1964-7-11 9169 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC299337  Deinandra increscens subsp. increscens David D. Keck 1928-9-30 477 San Luis Obispo 3 miles E. of Arroyo Grande 30 Comment
  OBI16168  Deinandra increscens subsp. increscens Robert F. Hoover 1946-8-24 6334 San Luis Obispo Near Laguna near San Luis Obispo Comment
  UC1392867  Deinandra increscens subsp. increscens R. F. Hoover 1969-9-15 11590 San Luis Obispo San Bernardo Creek Comment
  SD39707  Deinandra paniculata Edith A. Purer 1931-8-7 2232 San Luis Obispo Near roadside between Oceano and Pismo. Comment
  CAS-BOT-BC292082  Deinandra pentactis David D. Keck 1934-4-26 2804 San Luis Obispo 8 mi. W. of Simmler, western edge of Carrizo Plains, on road to La Panza Comment
  OBI16106  Deinandra pentactis Rimo Bacigalupi, G. T. Robbins 1954-5-13 4455 San Luis Obispo At crossing of Dry Crk, along rd from Union School to Geneseo School 320 Comment
  OBI16121  Deinandra pentactis Robert F. Hoover 1946-9-15 6399 San Luis Obispo Rinconada Mine, between Santa Margarita and Pozo Comment
  OBI77537  Delairea odorata Melody Dickens 1980-9-18 48 San Luis Obispo Morro rock, Morro Bay, N face Comment
  UC454315  Delairea odorata L. C. Watson 1908-2-27 San Luis Obispo San Luis Obispo Comment
  SBBG103685  Delphinium C. F. Smith 1993-6-2 12461 San Luis Obispo slopes along rd to crests of Caliente Range, 6.1 mi from gate on Russell Ranch Comment
  CAS-BOT-BC8693  Delphinium gypsophilum Ernest C. Twisselmann 1954-5-4 1172 San Luis Obispo Hills at Palo Prieta Summit, eastern San Luis Obispo County 655 Comment
  LA38409  Delphinium gypsophilum H. Lewis; Carl Epling 1949-5-11 sn San Luis Obispo 1.9 mi. W of La Panza Ranch (mailbox). P030- Simmler Road Comment
  UCD95745  Delphinium gypsophilum P. Schiffman 1993-4-25 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, Elkhorn Plain, exposed S-facing hillside N of Elkhorn Rd., approx. 8 mi from intersection with Simmler Rd. Comment
  SBBG71755  Delphinium gypsophilum subsp. gypsophilum C. F. Smith 1973-4-26 10523 San Luis Obispo E base of Caliente Mtn, lower Cuyama Valley Comment
  UC9197  Delphinium gypsophilum subsp. parviflorum L. Jared 1822-3-4 San Luis Obispo South Coast Ranges Comment
  RSA0070473  Delphinium hesperium subsp. hesperium Clare B. Hardham 1960-5-11 5672 San Luis Obispo Morro del Mar. Comment
  OBI10638  Delphinium nudicaule Robert F. Hoover 1964-5-13 8842 San Luis Obispo Santa Rita Crk W of Templeton Comment
  OBI10639  Delphinium nudicaule Robert F. Hoover 1953-5-3 8291 San Luis Obispo Lopez Cyn Comment
  OBI65806  Delphinium nudicaule D. R. Miller 1981-5-15 581 -31 San Luis Obispo Pine Mt Region. Along water trl on my property on the E slope of Pine Mt 732 Comment
  UC338014  Delphinium parryi unknown 1887-1 San Luis Obispo San Luis Obispo Comment
  UCSB21801  Delphinium parryi Farneman, H. 1967-3-26 San Luis Obispo North shore of Lake Nacimiento; near Bee Rock Campground, access by Interlake and Bee Rock Roads; Santa Lucia Mtns 365 Comment
  CAS-BOT-BC7864  Delphinium parryi subsp. blochmaniae David Daniels Keck 1933-5-5 2225 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern part of county Comment
  RSA398768  Delphinium parryi subsp. blochmaniae J. Doty 1969-4-25 642 San Luis Obispo Beside Hwy 1, 5.3 miles south of jct with Halcyon Road, south of Arroyo Grande. 61 Comment
  OBI31688  Delphinium parryi subsp. eastwoodiae Smeltzer, Turnquist 1982-5-7 96 San Luis Obispo NE side of Laguna Lake park Comment
  CAS-BOT-BC121453  Delphinium parryi subsp. parryi Mrs. R. W. Summers 1888-4-21 15 San Luis Obispo Templeton Comment
  OBI25557  Delphinium parryi subsp. parryi David J. Keil 1981-5-16 14648 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI54422  Delphinium parryi subsp. parryi Matthew Arterburn 1997-4-8 31 San Luis Obispo 1.3 mi on Red Hill Rd off hwy 58 610 Comment
  CAS-BOT-BC121457  Delphinium parryi subsp. parryi Shogo Yamaguchi 1941-4-1 s.n. San Luis Obispo Camp Roberts Comment
  OBI35721  Delphinium parryi subsp. parryi Allison Berry 1984-5-4 159 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  RSA755151  Delphinium parryi subsp. parryi David J. Keil, Rhonda Riggins, D. R. Miller 1998-5-27 27526 San Luis Obispo Santa Lucia Mtns, Hearst Ranch, San Simeon Creek road, 22.4 miles NE then NW from Hwy1, NW of Burnett Peak, 1 mile from Monterey County line Comment
  RSA615145  Delphinium recurvatum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3238 San Luis Obispo Soda Lake Rd at Arrowbear Trail (vic. of California Valley, ca. 5 mi. NW of Soda Lake) 610 Comment
  SJSU3340  Delphinium recurvatum C. W. Sharsmith 1962-4-20 6804 San Luis Obispo Carrizo Plain c. 3 mi SE of Simmler Comment
  OBI20066  Delphinium umbraculorum Rhonda Riggins 1979-5-6 1166 San Luis Obispo La Panza Range; USFS rd 2.0 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd Comment
  LA207577  Delphinium variegatum Carl Epling; H. Lewis 1943-4-23 502 San Luis Obispo 2.9 mi. W of Pozo Comment
  LA207606  Delphinium variegatum Carl B. Wolf; 1929-4-15 3572 San Luis Obispo 2-3 mi. inland from ocean & about 5 mi. N. of Santa Maria River; upper Sonoran Zone 60 Comment
  CAS-BOT-BC83002  Dendromecon 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 803 Comment
  OBI46213  Deschampsia elongata David J. Keil 1982-6-27 16318 San Luis Obispo Hills overlooking Los Osos from the south Comment
  JEPS97071  Deschampsia elongata Clare B. Hardham 1961-5-18 7091 San Luis Obispo Oceanview Mine n of Cambria Comment
  UCD163557  Descurainia pinnata subsp. brachycarpa CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 2000 -B San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. Comment
  CDA15097  Descurainia sophia G. F. Hrusa 1998-3-27 14179 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. 200 meters to E of Soda Lake Rd. entrance to KCL Camp (ranchhouse site). Comment
  SBBG44986  Desmazeria rigida A. Eastwood, J. T. Howell 1936-5-6 San Luis Obispo Chorro Crk Comment
  UC1133881  Dichelostemma capitatum A. Lewis 1932-3-25 56 San Luis Obispo 1 mi e San Miguel; San Miguel Quad. 243 Comment
  UC454405  Dichelostemma capitatum I. J. Condit 1910-5-14 San Luis Obispo Osos Valley Comment
  RSA662144  Dichelostemma capitatum subsp. capitatum Mary D Arche 1981-4-19 81 -14 San Luis Obispo Cambria, CA 1 mi N on Exeter St 15 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
  OBI83672  Diplacus aurantiacus Allison Tuuri, Jody Maddigan, Erika Rhodes, Cindy Want, Matt Murray, Nano Schmidt 2017-4-23 4 San Luis Obispo Ontario Ridge Trail, Avila. 1/4 mile north on the trail. West side of trail 220 Comment
  SBBG104891  Diplacus aurantiacus D. A. Young, F. L. Johnson 1992-6-18 ROB 84 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  SD249287  Diplacus aurantiacus David Keil 2015-2-21 32654 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. 180 Comment
  OBI75070  Diplacus fremontii Jenner Whitt 2003-4-21 74 San Luis Obispo Hwy 58 1 mi E of jctn 229. 400 Comment
  OBI14791  Dipsacus sativus David Gleason 1964-3-1 20 San Luis Obispo 1/2 mi S San Luis Obispo Comment
  OBI58424  Distichlis spicata Austin P. Griffiths 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit. On shoreline on the bay side 1/3 way S of point on Morro Bay Sandspit Comment
  OBI5391  Distichlis spicata Robert J. Rodin 1956-5-22 6055 San Luis Obispo Morro Bay State Park Comment
  UC1036937  Dithyrea maritima Rimo Bacigalupi 1950-5-13 3198 San Luis Obispo sandy area just s Oso Flaco Lake Comment
  OBI55230  Dodecatheon clevelandii Greg Frugoli 1997-2-22 5 San Luis Obispo La Panza bypass, La Panza Range, Los Padres NF (hwy 58 burn area) Comment
  SBBG107750  Dodecatheon clevelandii subsp. insulare C. B. Hardham 1960-3-3 5290 San Luis Obispo Bee Rock 304 Comment
  CAS-BOT-BC251064  Drymocallis glandulosa var. glandulosa M. Wetherwax; E. L. Painter 2000-4-20 SLO- 108 San Luis Obispo Camp San Luis Obispo. Cerro Romauldo, drainage below water tank 110 Comment
  CAS-BOT-BC310344  Dudleya abramsii subsp. bettinae Reid Moran 1977-6-30 24292 San Luis Obispo Southwest of Cerro Romauldo 150 Comment
  UC1593822  Dudleya abramsii subsp. bettinae Reid Moran 1977-6-30 24280 San Luis Obispo Cayucos 50 Comment
  OBI36542  Dysphania multifida David J. Keil 1984-9-21 18433 San Luis Obispo Los Osos at intersection of Willow and Los Osos Valley Rds 15 Comment
  CAS-BOT-BC291105  Eastwoodia elegans Lonnie Belden 1965-7-1 s.n. San Luis Obispo Caliente Mountain Comment
  SJSU3372  Eastwoodia elegans C. W. Sharsmith 1962-4-21 6826 San Luis Obispo Panorama Hills near foot of Recruit Canyon, Temblor Range Comment
  NY31169  Eatonella congdonii D. D. Keck 1935-4-10 3152 San Luis Obispo 15 miles south of Soda Lake, on Carrizo Plain Comment
  OBI70785  Ehrendorferia chrysantha D. R. Miller 2008-5-1 508 .862 San Luis Obispo Along ridge line rd cut, Tobacco Crk drainage 488 Comment
  SBBG124968  Elatine californica C. B. Hardham 1958-5-17 3355 San Luis Obispo Atascadero Comment
  UC1583736  Eleocharis coloradoensis David Keil 1977-8-7 12490 San Luis Obispo Laguna Lake Comment
  JEPS99388  Eleocharis macrostachya Clare B. Hardham 1947-5-12 1960 San Luis Obispo Greens Lake Santa Lucia Mountains Comment
  OBI75299  Eleocharis parishii David J. Keil 2010-11-10 30960 San Luis Obispo Twitchell Reservoir, just S of CA 166 bridge 165 Comment
  OBI80833  Elymus condensatus David J. Keil 1992-1 22950 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  UCR42830  Elymus elongatus David J. Keil 1977-8-7 12487 San Luis Obispo Along Los Osos Valley Road at turnoff to Telephone Company Road c. 0.5 mi west of Foothill Blvd. 44 Comment
  OBI80089  Elymus farctus David J. Keil, Nancy Lagrille, Dieter Wilken, and Mark Skinner 2012-8-28 31517 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. 3 Comment
  OBI66526  Elymus glaucus David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26300 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
  UC188830  Elymus glaucus J. H. Barber 1900-5-8 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC203671  Elymus glaucus subsp. glaucus R. F. Hoover 1964-5-14 8863 San Luis Obispo See Canyon Comment
  CAS-BOT-BC203656  Elymus glaucus subsp. glaucus R. F. Hoover 1964-6-5 8935 San Luis Obispo Near summit of ridge west of upper Lopez Canyon Comment
  OBI31728  Elymus multisetus Smeltzer, Turnquist 1982-5-7 128 San Luis Obispo On the NE side of Laguna Lake Park Comment
  OBI44857  Elymus trachycaulus David J. Keil 1979-7-1 13140 San Luis Obispo Ridge between Prefumo and See Cyns. About 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  CDA33331  Elytrigia juncea subsp. boreoatlantica N. Lagrille 2010-4-16 PDR# 1450414 San Luis Obispo Oceano; Pismo Creek to Oso Flaco Creek 0 Comment
  OBI13944  Emmenanthe penduliflora Robert F. Hoover 1967-6-4 10612 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI64936  Ephedra californica Greg Wilvert 2005-3-24 27 San Luis Obispo SE Half of the Caliente Range. Approx 1.6 km NNW of Wells Cyn 939 Comment
  OBI65001  Ephedra californica Greg Wilvert 2005-4-5 135 San Luis Obispo SE Half of the Caliente Range. Approx 1.5 km S of Soda Lake Rd along Padrones Cyn Rd 806 Comment
  SBBG96605  Ephedra californica C. F. Smith 1956-6-3 9668 San Luis Obispo St Hwy 399 near St Hwy 166 to Maricopa Comment
  SFV15650  Ephedra californica I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 362 San Luis Obispo Carrizo Plain South end of Carrizo Plain. 22.0 miles north on Soda Lake Road from junction with Highway 166. 670 Comment
  OBI5417  Ephedra californica Robert J. Rodin 1969-4-17 8847 San Luis Obispo Sheep Camp, Elkhorn Plain, 13 mi S of Calif Valley Comment
  OBI7511  Ephedra viridis Robert F. Hoover 1950-5-28 7933 San Luis Obispo Redrock Cyn, N side of lower Cuyama Valley Comment
  UCR119829  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2000-9-2 5969 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon, 2.2 mi west of Los Osos Valley Road 137 Comment
  SD90246  Epilobium canum subsp. canum Benjamin C. Stone September 1952 207 San Luis Obispo Chaparral, in the foothills back of Morro Bay, San Luis Obispo County. 244 Comment
  JEPS43831  Epilobium ciliatum subsp. ciliatum Mrs. R. W. Hart 1935-8-18 512 San Luis Obispo Atascadero Lake Comment
  SD232719  Epilobium ciliatum subsp. watsonii G. Helmkamp 1996-5-25 1066 San Luis Obispo Dried vernal pools between CA-1 and the ocean 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county. 14 Comment
  OBI37152  Epilobium ciliatum subsp. watsonii Eric Wise 1981-6-29 849 San Luis Obispo Twin Lake of Dune lakes Comment
  OBI78337  Epilobium minutum Robert F. Hoover 1952-5-11 8196 San Luis Obispo Burned area at Navajo Camp, La Panza range Comment
  SBBG108238  Epipactis gigantea C. B. Hardham 1959-6-10 4823 San Luis Obispo Santa Rita Rd, W of Templeton Comment
  RSA607274  Epipactis gigantea Louis C. Wheeler 1964-6-22 8507 San Luis Obispo Near Cayucos: Old Creek, Santa Rita Road. 152 Comment
  UC454363  Equisetum X ferrissii unknown 143 San Luis Obispo Poly Creek Middle Coast California, Poly Creek Comment
  OBI47372  Equisetum telmateia David J. Keil 1985-3-26 18476 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  UCSB70426  Equisetum telmateia IBH, Cnoe 1989-5-13 San Luis Obispo Cuesta Pass. Comment
  CAS-BOT-BC204502  Eragrostis cilianensis Ernest C. Twisselmann 1960-10-12 6019 San Luis Obispo Raymond Twisselmann residence, Shandon 329 Comment
  CAS-BOT-BC204600  Eragrostis mexicana subsp. virescens R. F. Hoover 1966-9-16 10063 San Luis Obispo 2 mi. s. of Creston Comment
  CAS-BOT-BC284154  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1968-8-23 14909 San Luis Obispo Estrella River 2.5 miles north of River Grove 243 Comment
  CAS-BOT-BC209638  Eremalche parryi Ernest C. Twisselmann 1969-4-14 15112 San Luis Obispo La Panza Range. Shell Creek (near the quail guzzler) 419 Comment
  UCD163558  Eremalche parryi subsp. kernensis CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 2000 -C San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. Comment
  UC1969576  Eremophila maculata Michael Curto 2009-2-24 s. n. San Luis Obispo Leaning Pine Arboretum, Campus of California Polytechnic State University, San Louis Obispo. Comment
  UC2027468  Eremothera boothii subsp. decorticans Greg Wilvert 2005-3-21 18 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1/3 km W of the S end of Pipeline Road overlooking the Cuyama Valley Comment
  CAS-BOT-BC160161  Eremothera boothii subsp. decorticans Eben McMillan 1952-4-2 43 San Luis Obispo Palo Prieto Canyon, 5 mi SE Cholame Comment
  CAS-BOT-BC257670  Eriastrum calocyanum R. C. Wenk 2007-4-20 649 San Luis Obispo Carrizo Plain National Monument, above Selby Rocks campground. Foothills of the Caliente Range 731 Comment
  RSA0104113  Eriastrum calocyanum David J. Keil 1986-5-28 19609 San Luis Obispo 0.25-0.5 mile W from jct. with Parkhill Road along Las Pilitas Road Comment
  SD236366  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-25 143 San Luis Obispo Central Coast: 1 km west of Hwy 1, 2.6 km north of junction Hwy 1 and Oso Flaco Lake Road. 54 Comment
  RSA0107363  Eriastrum densifolium subsp. densifolium C. W. Tilforth, John Dourley 1973-6-14 858 San Luis Obispo Sand dune area back from beach, north of Oso Flaco Lake. Comment
  OBI46208  Eriastrum densifolium subsp. patens David Keil 1982-6-27 16323 San Luis Obispo Hills overlooking Los Osos from the south. Comment
  UCR161105  Eriastrum luteum George K. Helmkamp, E. A. Helmkamp 2005-6-12 9646 San Luis Obispo South Central Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 6.7 miles east of Santa Margarita 485 Comment
  OBI11558  Eriastrum luteum R. F. Hoover 1947-5-24 7201 San Luis Obispo Near El Dorado School Comment
  UC532115  Eriastrum pluriflorum David D. Keck 1934-4-26 2800 San Luis Obispo road to Annette 4 mi s Cholame; inner Coast Range Comment
  OBI16589  Ericameria arborescens Robert F. Hoover 1965-9-29 9674 San Luis Obispo Tassajera crk Comment
  UC1118651  Ericameria arborescens B. Bolt 1936-4-21 682 San Luis Obispo 4 mi ene of mouth of Smith Creek; Cayucos Quadrangle 457 Comment
  OBI16588  Ericameria arborescens Robert F. Hoover 1946-8-17 6295 San Luis Obispo Upper Arroyo Grande, 5 mi above County park Comment
  CAS-BOT-BC292909  Ericameria ericoides Ernest C. Twisselmann 1959-11-2 5907 San Luis Obispo Oceano Dunes 1 mile sout of Pismo Beach 4 Comment
  PGM5513  Ericameria linearifolia Beatrice F Howitt 1958-4-28 San Luis Obispo Carissa Plains, Carissa Plains Comment
  CDA17521  Erigeron blochmaniae Austin Griffiths, Brad Seek 1980-8-12 s.n. San Luis Obispo Pismo Dunes; Margin of entrance SW corner of Pismo Beach St. Park entrance. 0 Comment
  SBBG117874  Erigeron bonariensis E. Painter, M. Wetherwax 1999-11-15 SLO 344 San Luis Obispo near California Mens Colony sewage plant, at end of Sutter Rd; Camp San Luis Obispo 80 Comment
  OBI53882  Erigeron canadensis Arthur W. Hazebrook 1992-10-25 149 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill, base of Hill along riparian corridor and extending into dune slack around Little Oso Flaco Lake Comment
  OBI69486  Erigeron canadensis David J. Keil 2008-8-30 30561 San Luis Obispo San Luis Obispo. Behind Home Depot store along south side of Froom Ranch Way. 35 deg. 15'02.40"N x 120 deg. 41'26.73"W 43 Comment
  UC1118145  Erigeron foliosus var. foliosus T. M. Hendrix 1937-6-1 242 San Luis Obispo 2.6 mi ne Navajo; Pozo Quadrangle Comment
  SBBG112404  Erigeron foliosus var. foliosus D. Keil 1995-5-23 25198 San Luis Obispo San Luis Bay Estates; San Luis Range Comment
  UC31479  Erigeron foliosus var. franciscensis unknown San Luis Obispo Arroyo Grande Comment
  UC87619  Erigeron glaucus E. Palmer, M. D. 1876-7-22 188 San Luis Obispo St. Simeon Bay Comment
  CAS-BOT-BC300052  Erigeron philadelphicus Marcus E. Jones 1882-5-9 3246 San Luis Obispo San Luis Obispo Comment
  OBI69485  Erigeron sumatrensis David J. Keil 2008-8-30 30560 San Luis Obispo San Luis Obispo. Behind Home Depot store along south side of Froom Ranch Way. 35 deg. 15'02.40"N x 120 deg. 41'26.73"W 43 Comment
  CAS-BOT-BC189168  Eriodictyon crassifolium var. nigrescens Geo. B. Grant 1901-1-1 417 San Luis Obispo Mount Lowe Comment
  OBI2748  Eriodictyon parryi Robert F. Hoover 1969-6-3 11364 San Luis Obispo 18 mi E of Creston on La Panza rd (hwy 58), plateau on Cammatti-Navajo divide. Comment
  CAS-BOT-BC188071  Eriodictyon tomentosum G. Helmkamp 1994-5-18 91 -2 San Luis Obispo Alamo Cyn, 7 miles E of US101 on CA166 then 4 miles N (generally, NE of Twitchell reservoir) 213 Comment
  CDA40314  Eriodictyon tomentosum T. C. Fuller 1962-7-19 9253 San Luis Obispo Highway 178 to Simmler, 15.5 miles northeast of Santa Margarita. 0 Comment
  RSA133000  Eriogonum angulosum Clare B. Hardham 1956-6-19 928 San Luis Obispo Santa Lucia Mountains: Peachy Canyon, west of Paso Robles Comment
  OBI73551  Eriogonum baileyi var. baileyi David J. Keil, with Meg Perry and Jason Dart 2010-7-5 30908 San Luis Obispo Carrizo Plain west -southwest of Carissa Plains Elementary School, south of Highway 58. 614 Comment
  RSA303483  Eriogonum baileyi var. baileyi E. C. Twisselmann 1971-11-22 18532 San Luis Obispo Temblor Range and Western San Joaquin Valley: Palo Prieta Canyon, ca. 1.5 mile south of Highway 46 503 Comment
  CAS-BOT-BC241991  Eriogonum cinereum Ernest C. Twisselmann 1967-7-31 13544 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  UC1296167  Eriogonum cithariforme R. F. Hoover 1952-5-24 8214 San Luis Obispo w peak; Caliente Mt. Comment
  OBI52083  Eriogonum cithariforme var. agninum Steven A. Junak 1990-4-26 4206 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Santa Lucia Mts: near N boundary of Cuesta Ridge Botanical Area, ca 0.4mi S of Tassajera crk rd at S end of dirt rd on Ames property, which is 1.8 mi W of intersection with hwy 101 518 Comment
  UC1032110  Eriogonum clavatum N. H. French 1937-4-6 946 San Luis Obispo 5 mi nw Cuyama Ranch; Santa Ynez Quadrangle Comment
  UC1296168  Eriogonum covilleanum R. F. Hoover 1952-5-24 8201 San Luis Obispo head of Morales Canyon Caliente Mt., Morales Canyon Comment
  OBI75768  Eriogonum fasciculatum Thomas Burrows 1980-6-20 73 San Luis Obispo Reservoir Cyn 168 Comment
  OBI11114  Eriogonum fasciculatum var. fasciculatum P. J. Justen 1966-5-31 46 San Luis Obispo About 1/2 mi E of the reservoir in Reservoir Cyn Comment
  SBBG104572  Eriogonum fasciculatum var. foliolosum F. L. Johnson, E. A. Young 1993-5-23 ROB 516 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC1392692  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1969-6-24 11397 San Luis Obispo adjacent Cuesta Park; San Luis Obispo Comment
  OBI11095  Eriogonum fasciculatum var. polifolium Robert F. Hoover 1967-3-27 10277 San Luis Obispo Chalk Mtn, N side of Cuyama Valley Comment
  CAS-BOT-BC250251  Eriogonum fasciculatum var. polifolium Ernest C. Twisselmann 1951-1-1 144 San Luis Obispo Temblor Range and the Western San Joaquin Valley. From the hill behind the old Temblor Ranch house Comment
  OBI11087  Eriogonum gossypinum Robert F. Hoover 1967-6-4 10609 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain Comment
  SBBG28259  Eriogonum gracile S. G. Stokes 1933-7-6 68 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC250519  Eriogonum gracile R. F. Hoover 1969-7-13 11455 San Luis Obispo 2 mi. s. of Atascadero Comment
  CAS-BOT-BC250533  Eriogonum gracile Ernest C. Twisselmann 1955-9-1 2362 San Luis Obispo La Panza Range. South summit of Calf Canyon 426 Comment
  CAS-BOT-BC250537  Eriogonum gracile Clare B. Hardham 1957-7-15 2455 San Luis Obispo Santa Lucia Mountains. Atascadero Creek about 1/2 mile south of Morro Rd. Comment
  RSA133002  Eriogonum gracile var. gracile Clare B. Hardham 1959-6-29 4936 San Luis Obispo About 1 mile west of intersection of Cayucos Road and York Mountain Road Comment
  OBI78737  Eriogonum nudum George Butterworth 2014-4-4 925 San Luis Obispo Carrizo Plain, Temblor Range foothills 6 miles NE of Hwy. 58. Solar settlement land; ownership to be determined; conserved Comment
  RSA164090  Eriogonum nudum var. indictum E. C. Twisselmann 1963-11-3 9076 San Luis Obispo West slope of Cottonwood Pass, 5 miles east of Cholame. 495 Comment
  OBI10985  Eriogonum nudum var. pubiflorum Robert F. Hoover 1969-9-19 11592 San Luis Obispo Palo Prieto Cyn Comment
  OBI10997  Eriogonum nudum var. pubiflorum Robert F. Hoover 1946-9-15 6408 San Luis Obispo La Panza district Comment
  SBBG47358  Eriogonum parvifolium J. Copeland 1973-9-8 1025 San Luis Obispo near springs, 7 mi E of jct of St Hwys 1 and 41 Comment
  SEINET5331334  Eriogonum parvifolium var. parvifolium J. H. Barber 1898-8-3 s.n. San Luis Obispo Beach Comment
  CAS-BOT-BC268383  Eriogonum roseum John Thomas Howell 1927-8-17 3003 A San Luis Obispo 4 miles south of Templeton 243 Comment
  CAS-BOT-BC268387  Eriogonum roseum Clare B. Hardham 1964-6-19 12056 San Luis Obispo Santa Lucia Mountains. Waterdog Creek 609 Comment
  CAS-BOT-BC268378  Eriogonum roseum Ernest C. Twisselmann 1971-11-4 18512 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon 518 Comment
  CAS-BOT-BC264892  Eriogonum viridescens Clare B. Hardham 1956-6-16 926 San Luis Obispo Santa Lucia Mountains Comment
  CAS-BOT-BC264884  Eriogonum viridescens Lonnie Belden 1965-6-1 s.n. San Luis Obispo East end of Caliente Range Comment
  POM358001  Eriophyllum confertiflorum George B. Grant 1903-5-1 5406 San Luis Obispo Paso Robles Comment
  UCR118789  Eriophyllum confertiflorum George K. Helmkamp 1997-3-8 1454 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  SBBG13983  Eriophyllum confertiflorum var. confertiflorum C. B. Hardham 1958-5-10 3266 San Luis Obispo Cypress Mtn Comment
  CAS-BOT-BC301818  Eriophyllum multicaule R. F. Hoover 1947-4-13 6925 San Luis Obispo Baywood Park Comment
  UCR91804  Eriophyllum multicaule George K. Helmkamp 1996-5-27 1087 San Luis Obispo Central Coast, Los Osos, northeast of the corner of Martingale Avenue and Buckskin Drive 61 Comment
  CAS-BOT-BC301900  Eriophyllum pringlei R. F. Hoover 1952-5-6 8159 San Luis Obispo 6 mi. e. of Creston on La Panza road Comment
  CAS-BOT-BC301948  Eriophyllum staechadifolium Mrs. R. W. Summers 1886-6-17 464 San Luis Obispo Morro Bay Comment
  CAS-BOT-BC301961  Eriophyllum staechadifolium R. F. Hoover 1946-7-21 6231 San Luis Obispo San Simeon Creek Beach Comment
  UC1118216  Eriophyllum staechadifolium H. A. Jensen 1930-7-6 33 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quadrangle Comment
  POM288347  Eriophyllum staechadifolium E. A. Purer 1933-7-20 5070 San Luis Obispo 5 miles northwest of Guadalupe Comment
  OBI51302  Erodium botrys Jan Barber 1994-4-17 142 San Luis Obispo San Simeon State Park; near hwy 1 Comment
  SBBG93890  Erodium botrys S. A. Junak, T. J. Ayers 1989-6-28 4093 San Luis Obispo N of USFS Rd 29S11.3 just N of KSBY Television towers, ca. 2.7 mi W of Hwy 101; Cuesta Ridge Botanical Area 762 Comment
  UCR140401  Erodium botrys George K. Helmkamp 2004-3-13 8355 San Luis Obispo Central Coast, Nipomo Mesa, along Calif. Hwy 1 (Mesa View Dr.), 0.4 mi south of Halcyon Rd, south of Arroyo Grande 76 Comment
  OBI75470  Erodium cicutarium Jenner Whitt 2003-4-3 15 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI35769  Erodium cicutarium Allison Berry 1984-3-1 45 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  UC1285254  Erodium macrophyllum R. F. Hoover 1949-4-21 7623 San Luis Obispo 14 mi e Creston (on La Panza rd) Comment
  UCR140133  Erodium moschatum George K. Helmkamp 2004-2-19 8299 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park, along Mesa View Dr (Calif. Hwy 1), 0.2 mi south of the jct with Halcyon Rd. 61 Comment
  OBI35768  Erodium moschatum Allison Berry 1984-2-26 23 San Luis Obispo Camp San Luis Obispo Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  UC2027208  Eruca vesicaria subsp. sativa Mike Stiles 2012-4-9 San Luis Obispo Campus. California Polytechnic State University Comment
  CAS-BOT-BC41449  Eruca vesicaria subsp. sativa Philip A. Munz 1955-6-18 20899 San Luis Obispo Grade 3 miles east of Cholame on Bakersfield road. Comment
  OBI69896  Eryngium aristulatum var. hooveri Kim Sanders 2003-8-1 s.n. San Luis Obispo UNOCAL property at Tank Farm Rd (north side ofrd) Comment
  OBI51353  Eryngium armatum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .24 San Luis Obispo SW section of San Simeon State Park Comment
  UC771672  Eryngium armatum R. F. Hoover 1946-8-24 62327 San Luis Obispo near Laguna near San Luis Obispo Comment
Read comments Jun 14 2011
  UC1969516  Eryngium spinosepalum David Keil 1998-8-19 27993 San Luis Obispo Carrizo Plain. Seven Mile Rd. at Brythe Rd. (0.3 miles from Soda Lake Rd.). Comment
  RSA0019334  Erysimum capitatum Greg Wilvert 2005-4-2 104 San Luis Obispo Southeast half of the Caliente Range: 1.2 km SW of Wells Spring. 1036 Comment
  CAS-BOT-BC54475  Erysimum capitatum Ira L. Wiggins 1926-5-9 2083 San Luis Obispo Roadside 2.5 miles east of Templeton. Comment
  UC1034686  Erysimum capitatum G. B. and R. P. Rossbach 1938-5-8 832 San Luis Obispo on slope by Atascadero Oil Station (near Creston) 304 Comment
  SBBG2498  Erysimum capitatum var. capitatum C. B. Hardham 1956-6-21 968 San Luis Obispo Peachy Cyn Comment
  UCR76496  Erysimum suffrutescens George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast, Cuesta Ridge northwest of US-101 and the city of San Luis Obispo 671 Comment
  RSA101857  Erysimum suffrutescens G. B. Rossbach, Ruth P. Rossbach 1938-5-6 826 San Luis Obispo 6 mi N of Guadalupe, Route No. 1. Comment
  RSA101911  Erysimum suffrutescens G. B. Rossbach, Ruth P. Rossbach 1938-5-6 825 San Luis Obispo About 1/3 way up inland face of Morro Rock, Morro Bay. Comment
  UC1034723  Erysimum suffrutescens G. B. and R. P. Rossbach 1938-5-6 826 San Luis Obispo Route 1 6 mi n Guadalupe Comment
  OBI9425  Erythranthe cardinalis Robert F. Hoover 1969-7-12 11454 San Luis Obispo 4 mi W of Paso Robles on Peachy Cyn rd Comment
  CAS-BOT-BC151484  Erythranthe latidens Ernest C. Twisselmann 1969-4-24 15165 San Luis Obispo La Panza Highway, pool bed 1.9 mile southeast of Shell Creek Road - La Panza Range 426 Comment
  OBI80874  Eschscholzia caespitosa David J. Keil 2015-2-14 32624 San Luis Obispo Pismo Preserve. Vicinity of intersection between Thousand Hills Road and unpaved road into interior of preserve 30 Comment
  UCD95312  Eschscholzia californica G. K. Helmkamp 2004-3-15 8379 San Luis Obispo San Luis Obispo County: Central Coast; edge of Nipomo Mesa overlooking Cienaga Valley, along CA-1 (Mesa View Dr.), 0.3 mile north of Halcyon Road. 76 Comment
  UCD95320  Eschscholzia californica Daryl Koutnik 1978-6-19 542 San Luis Obispo San Luis Obispo County: San Bernardo Creek. 91 Comment
  RSA130939  Eschscholzia californica subsp. californica E. K. Balls 1958-7-16 23545 San Luis Obispo 1.5 mile north of Cambria along State Highway 1 15 Comment
  UC1296233  Eschscholzia rhombipetala R. F. Hoover 1950-4-30 7861 San Luis Obispo La Panza district 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
  OBI3776  Eucrypta chrysanthemifolia var. chrysanthemifolia Elizabeth Rudd 1971-4-26 251 San Luis Obispo 3 mi N of Santa Margarita 366 Comment
  OBI48382  Eucrypta chrysanthemifolia var. chrysanthemifolia David J. Keil, V. L. Holland 1990-3-19 21349 San Luis Obispo N of Arroyo Grande along hwy 227, ca 1.5 mi S of jctn with Noyes Rd Comment
  UC1124389  Eucrypta chrysanthemifolia var. chrysanthemifolia B. Bolt 1936-5-25 741 San Luis Obispo 3 mi ene Santa Margarita; San Luis Obispo Quad. 396 Comment
  UCR161225  Eucrypta chrysanthemifolia var. chrysanthemifolia George K. Helmkamp, E. A. Helmkamp 2005-3-5 9038 A San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  OBI11967  Eulobus californicus Robert F. Hoover 1950-5-6 7884 San Luis Obispo La Panza district Comment
  UCR118350  Euphorbia maculata George K. Helmkamp, E. A. Helmkamp 2000-9-1 5961 San Luis Obispo Los Osos, Martingale at Buckskin 30 Comment
  UCR202905  Euphorbia peplus George K. Helmkamp, E. A. Helmkamp 2000-3-15 5339 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  UCR147236  Euphorbia serpens George K. Helmkamp, E. A. Helmkamp 2004-10-8 8844 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  UCR28990  Euphorbia spathulata David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow, et al. 1981-4-11 14340 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  POM137436  Euphorbia spathulata R. W. Summers 1880-4-25 8687 San Luis Obispo Glades of the Santa Lucia Mts. Comment
  UC604879  Euphorbia spathulata Roxana S. Ferris and Ruth P. Rossbach 1938-5-12 9450 San Luis Obispo 10 mi e Santa Margarita (on State Hwy 178, open woods along Salinas River) Comment
  CAS-BOT-BC312181  Eurybia radulina R. F. Hoover 1947-8-16 7377 San Luis Obispo Klau District mines Comment
  OBI23015  Euthamia occidentalis David J. Keil 1979-10-27 13665 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  OBI39854  Festuca arundinacea David J. Keil 1985-6-22 18932 San Luis Obispo At SW corner of Los Osos Crk bridge at South Bay Blvd Comment
  UCR32104  Festuca dertonensis David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel, et al. 1982-5-8 16039 -1 San Luis Obispo Santa Lucia Mtns, Cypress Mtn, east of Cambria. NE side of mtn on hillside above cypress swamp. Comment
  OBI3153  Festuca elmeri Larry E. Brown 1971-5-8 1982 San Luis Obispo Coon Crk in Montana de Oro State Park Comment
  OBI29237  Festuca microstachys David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14530 San Luis Obispo Jctn of Shell Crk rd and Calif Hwy 58 S of Shandon Comment
  OBI42929  Festuca microstachys Jan Johnson, Melissa Boggs 1986-5-11 4 San Luis Obispo Los Padres National Forest. East Cuesta Ridge about 15 mi N of San Luis Obispo on Highway 101. Comment
  SBBG86448  Festuca microstachys var. pauciflora C. F. Smith 1973-4-26 10512 San Luis Obispo E base of Caliente Mtn, lower Cuyama Valley Comment
  UCR161358  Festuca myuros George K. Helmkamp, E. A. Helmkamp 2005-3-8 9086 San Luis Obispo Central Coast Hills., Irish Hills; crest of Prefumo Canyon Road, 5.2 mi west of Los Osos Valley Road 409 Comment
  OBI28281  Festuca perennis Rick Frelinger 1982-5-10 82 San Luis Obispo San Luis Crk in Reservoir Cyn, San Luis Obispo Comment
  OBI21961  Festuca perennis Robert F. Hoover 1947-6-2 7263 San Luis Obispo Mouth of Chorro crk Comment
  OBI21967  Festuca perennis Robert D. Page 1962-4-22 85 San Luis Obispo Roadside of North Broad Comment
  OBI79381  Festuca perennis David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31653 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
  OBI21885  Festuca rubra Robert D. Page 1962-5-25 111 San Luis Obispo Cal Poly Campus Comment
  OBI21886  Festuca rubra Robert F. Hoover 1951-6-15 8058 San Luis Obispo Mouth of Arroyo de la Cruz (hill just S of) Comment
  OBI21891  Festuca rubra Robert D. Page 1962-5-25 109 San Luis Obispo Cal Poly campus Comment
  OBI79795  Festuca temulenta David J. Keil, with V. L. Holland 2013-6-12 31797 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  OBI35274  Foeniculum vulgare H. E. Jones 1981-5-18 9 San Luis Obispo Point Piedras Blancas. Approx 1/4 mi W from locked gate along N side of rd Comment
  SBBG13977  Fragaria chiloensis E. R. Blakley 1958-8-2 2422 San Luis Obispo Dune Lakes, 4 mi S of Oceano 3 Comment
  UCSB24130  Fragaria chiloensis Tucker, B. 1966-4-5 San Luis Obispo 4 mi. south of Oceano, on Pismo Beach Comment
  OBI51161  Frangula californica subsp. californica Debora Guilot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .45 San Luis Obispo San Simeon State Park; NE corner of park Comment
  CAS-BOT-BC52657  Frangula californica subsp. californica Carl B. Wolf 1927-11-27 1457 San Luis Obispo Low hills near ocean So. of Pescadero Comment
  CAS-BOT-BC52663  Frangula californica subsp. californica Carl B. Wolf 1929-4-15 3555 San Luis Obispo 2-3 mi. inland from ocean & about 3 mi. No. of Santa Maria River 91 Comment
  OBI31504  Frangula californica subsp. californica Joy Nishida 1982-6-16 460 San Luis Obispo American Cyn campground near stream 536 Comment
  OBI69965  Frangula californica subsp. tomentella D. R. Miller 2006-6-13 606 .836 San Luis Obispo PIne Mtn region; Along ridge rd, this plant is from near Horse Draw, SE 1/4 of sec 11 of T26S R8E, Tobacco Crk drainage 880 Comment
  UC1122126  Frankenia salina B. Bolt 1936-3-17 634 San Luis Obispo 1 mi n Osos Creek; Cayucos Quad. 0 Comment
  UCR115814  Frankenia salina George K. Helmkamp, E. A. Helmkamp 2000-6-15 5687 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  UCR252050  Frankenia salina Dan S. Cooper 2013-3-2 313- 81 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  OBI8537  Frankenia salina Craig Woods 1977-12-14 73 San Luis Obispo West side of Carrizo Plain, 1/4 mi S of theS end of the main Soda Lake, in a field immediately W of Sim. soda lake san diego creek rd 594 Comment
  UC1123364  Fraxinus dipetala H. C. Lee 1937-5-28 1016 San Luis Obispo 1 mi w Paso Robles; Paso Robles Quad. 335 Comment
  OBI9085  Fremontodendron californicum Robert F. Hoover 1963-6-5 8562 San Luis Obispo Calf Cyn Comment
  OBI3477  Fremontodendron californicum R. Martinez 1966-3-19 12 San Luis Obispo Cuesta Grade road to TV station Comment
  UC455418  Fremontodendron californicum subsp. californicum Miss Edna Venable 1908-4-23 San Luis Obispo Upper Pettit Canyon Comment
  CAS-BOT-BC504393  Fritillaria Clare B. Hardham 1957-4-25 1719 San Luis Obispo Cypress Mt., Santa Lucia Mountains Comment
  RSA139935  Fritillaria affinis Clare B. Hardham 1960-4-2 5282 San Luis Obispo Black Mountain, Santa Lucia Mountains, Route 41 549 Comment
  UC310377  Fritillaria affinis Philip A. Munz 1925-3-25 9253 San Luis Obispo 3 mi from Pismo (Pismo Creek); Pismo Creek Comment
  SDSU19714  Fritillaria agrestis Sean Ryan, Michael G. Simpson 2010-4-1 27 San Luis Obispo East side of Hwy 58 on top of road cut, 0.7 miles west of junction with La Panza Road. Creston, CA. 458 Comment
  OBI79781  Fritillaria biflora David J. Keil 2013-4-6 31579 San Luis Obispo San Luis Range. Prefumo Canyon Road 80 Comment
  OBI81001  Fritillaria biflora David J. Keil 2015-2-21 32674 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
  CAS-BOT-BC130294  Fritillaria biflora R. K. Gierisch; D. H. Esplin 1969-4-4 3433 San Luis Obispo Near Los Padres, Highway 1 near San Simeon Comment
  UCSB669  Fritillaria biflora Keator, Glenn 1959-4-12 San Luis Obispo About 615 miles south of Cambria on County Road at the corner of Olan Road Comment
  UCSB670  Fritillaria biflora Ralph, F. 1959-4-11 San Luis Obispo Above County Road at the Corner of Olan Avenue, 4 miles from turn off Hwy. 1 to Cambria Pines 152 Comment
  SEINET3928257  Fritillaria biflora var. biflora Hannah M. Fugle 2011-5-4 16 San Luis Obispo Prefumo Canyon, ca 2.2 miles up Prefumo Canyon Road from Los Osos Valley Road.; 0 91 Comment
  OBI8516  Fuchsia hybrida Dan Sheehy 1978-11-22 8 San Luis Obispo E side of English Bldg, Cal Poly, San Luis Obispo Comment
  SBBG44878  Galium andrewsii subsp. intermedium L. W. Edge 1972-3-8 156 San Luis Obispo above Cabrillo Estates, Los Osos Comment
  JEPS52794  Galium andrewsii subsp. intermedium Lauramay T. Dempster, Dempster, and Hardham 1964-11-22 4073 San Luis Obispo sw Paso Robles (n-facing slope); Kiler Canyon 304 Comment
  RSA0042949  Galium angustifolium subsp. angustifolium LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6533 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
  OBI9945  Galium angustifolium subsp. angustifolium Robert F. Hoover 1946-6-2 6114 San Luis Obispo 5 mi SE of Santa Margarita Comment
  OBI4480  Galium aparine Elizabeth Rudd 1971-4-26 248 San Luis Obispo 3 mi NE of Santa Margarita 396 Comment
  SBBG118265  Galium californicum subsp. flaccidum E. Painter, M. Wetherwax 2000-6-13 SLO 142 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 110 Comment
  JEPS24299  Galium californicum subsp. flaccidum L. T. Dempster 1960-5-10 1188 San Luis Obispo about 1/2 mi ne top of Cypress Mt. 792 Comment
  RSA714306  Galium murale Daisie Huang 2006-4-13 s.n. San Luis Obispo Hi Mtn Rd, w of Upper Lopez Cyn. 168 Comment
  UCR252062  Galium porrigens Dan S. Cooper 2013-3-23 813- 77 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  SBBG118266  Galium porrigens var. porrigens E. Painter, M. Wetherwax 2000-6-13 SLO 143 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 140 Comment
  JEPS57917  Galium porrigens var. porrigens Ernest C. Twisselmann 1968-3-6 14051 San Luis Obispo Fernandez Canyon La Panza Range 487 Comment
  OBI9912  Galium trifidum subsp. columbianum Robert F. Hoover 1964-8-14 9265 San Luis Obispo Jack Lake Comment
  OBI66540  Garrya elliptica David J. Keil 1996-12-5 s.n. San Luis Obispo Prefumo Cyn Comment
  CAS-BOT-BC192056  Garrya flavescens R. C. Wenk 2007-4-8 595 San Luis Obispo Carrizo Plain national Monumentm Claiente Ridge. Along trail to peak. 1280 Comment
  OBI3350  Garrya flavescens Neil Havlik 1970-4-1 541 San Luis Obispo 1.5 mi N of Pine Spring Campground, La Panza range 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
  CAS-BOT-BC144757  Garrya veatchii R. F. Hoover 1948-4-16 7455 San Luis Obispo Eagle Ranch, s. of Atascadero Comment
  RSA485901  Garrya veatchii G. Dahling 1973-6-6 944 San Luis Obispo About 3.8 miles west of Paso Robles on Peachy Road. Comment
  UC1550405  Garrya veatchii Gerald V. Dahling 1973-6-6 944 San Luis Obispo about 3.8 mi w Paso Robles (on Peachy Road) Comment
  OBI30918  Gastridium phleoides Julie M. Vanderwier 1978-5-28 51 San Luis Obispo Indian Knob Tar Sands Comment
  RSA129629  Gastridium phleoides G. T. Nordstrom 1937-4-30 1166 San Luis Obispo 1.5 miles SE of Summit School. 457 Comment
  RSA129631  Gastridium phleoides C. A. Graham 1938-4-26 380 San Luis Obispo 5 miles ESE of Bryson. 381 Comment
  CDA4136  Genista T. C. Fuller 1968-5-22 17076 San Luis Obispo Ardath Drive south of Pembrook Drive, Cambria. 0 Comment
  SEINET11261249  Geranium columbinum Robert L. Johnson 2015-7-29 4024 San Luis Obispo At bottom of beach access stairs off Kon Tiki Inn between Harbor View Ave and Harloe Ave. Pismo Beach.; 0 12 Comment
  UCD77736  Geranium core-core Robert E. Preston 2000-4-26 1338 San Luis Obispo San Luis Obispo County: Ca. 3 mi n of Point Piedras Blancas, 0.2 mi s of Arroyo de la Cruz, along roadsides, 35? 42' 29' N, 121? 18' 00' W 15 Comment
  OBI28110  Geranium dissectum Carrie Wilson, Allison Berry 1982-5-9 35 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of CA Rte 101 on CA Rte 58- Santa Margarita. Site to R of Rd; 50 yds from RR tracks Comment
  OBI82552  Geranium rotundifolium David J. Keil, with Bill Waycott et al. 2015-7-9 33336 San Luis Obispo San Luis Obispo Creek in downtown San Luis Obispo 65 Comment
  CDA25909  Geranium rotundifolium David J. Keil 2006-5-5 30439 San Luis Obispo Sweet Springs Nature Preserve, Los Osos. Ramona Avenue, entrance near kiosk. 0 Comment
  UCR84581  Gilia achilleifolia subsp. achilleifolia Peter L. Morrell, D. S. Krause 1994-5-27 457 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
  UC455674  Gilia achilleifolia subsp. achilleifolia California Polytechnic School 1905-4-9 94 d San Luis Obispo Edna sand hills Comment
  UC583352  Gilia achilleifolia subsp. achilleifolia Alice Eastwood and John Thomas Howell 1936-5-6 2209 San Luis Obispo near San Luis Obispo (along San Luis Obispo Creek); near San Luis Obispo, along San Luis Obispo Creek Comment
  UC1583606  Gilia achilleifolia subsp. multicaulis David Keil, V. L. Holland 1986-5-26 19600 San Luis Obispo Oak Shores development on northern shore Nacimiento Lake; northern shore Nacimiento Lake Comment
  SEINET7063625  Gilia capitata subsp. staminea A. G. Vestal 1947-4-12 s.n. San Luis Obispo Collected in wash southeast of corner of San Luis Obispo County in the Cuyama Valley. UTM Zone 10, 772742mE, 3885939mN. (WGS84/NAD83). 431 Comment
  CDA34427  Gilia latiflora subsp. cuyamensis J. Stewart 2010-5-24 CARR 1666 San Luis Obispo South Coast Ranges; Southwest part of Carrizo Plain, Caliente Ridge. Comment
  RSA148718  Gilia minor Clare B. Hardham 1960-3-23 5215 San Luis Obispo East side Temblor Mts. Recruit Grade. Comment
  SBBG18110  Gilia minor C. B. Hardham 1960-4-8 5357 San Luis Obispo San Juan Crk (River) Rd from Paso Robles to Simmler Comment
  JEPS2611 Image available Gilia multicaulis J. H. Barber 1899-4-9 San Luis Obispo Paso Robles; ; Paso Robles, San Luis Obispo Co. Comment
  UC1023796  Gilia ochroleuca subsp. minima R. F. Hoover 1947-4-12 6909 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  CAS-BOT-BC402036  Gilia ochroleuca subsp. minima Clare B. Hardham 1963-5-10 s.n. San Luis Obispo Sandy bed of Huero Huero [HuerHuero] R., east branch, near Calf Canyon Rd. (South of Creston) Comment
  CAS-BOT-BC226466  Gilia tenuiflora subsp. tenuiflora Lois Gershenson 1980-4-19 14 San Luis Obispo 5.3 miles east of St. Margarita 365 Comment
  SD241919  Gilia tricolor Ellen Dean, T. Starbuck and M. Starbuck 2008-3-25 4637 San Luis Obispo Along Hwy 58 between Soda Lake Road and Santa Margarita. Comment
  OBI55379  Glebionis coronaria David J. Keil, with V. L. Holland 1997-3-19 26087 San Luis Obispo Along Pacific Blvd. between highway and railroad tracks. 0 Comment
  OBI79436  Glycyrrhiza lepidota David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31679 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. 400 Comment
  UCR104785  Gnaphalium californicum George K. Helmkamp 1997-3-8 1462 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  RSA91738  Gnaphalium chilense F. W. Peirson 1920-7-31 2787 San Luis Obispo Morro Bay 0 Comment
  JEPS97083  Gnaphalium palustre F. L. Johnson and E. A. Young 1993-5-23 RO 537 San Luis Obispo i km SE of Twin Bridges on Boyscout Road Camp Roberts Comment
  RSA201692  Grayia spinosa Robert F. Hoover 1952-4-20 8139 San Luis Obispo Low hills near N end of Elkhorn Plain, W base of Temblor Range. Comment
  OBI69754  Grindelia camporum var. bracteosa D. R. Miller 1993-6-3 693 -25 San Luis Obispo Between creekways near Edmunson homestead, front side of Little Pine Mt. 762 Comment
  CAS-BOT-BC305126  Grindelia hirsutula Clare B. Hardham 1957-11-19 2763 San Luis Obispo Santa Lucia Mountains. Near Piedras Blancas Comment
  RSA140221  Grindelia hirsutula Clare B. Hardham, C. Butterworth 1960-6-2 5982 San Luis Obispo Old Creek Rd. to Santa Rita Cr[eek]. Plants of the Santa Lucia Mountains. Comment
  SBBG103937  Grindelia hirsutula M. A. Lane 1986-9-6 3098 San Luis Obispo St Hwy 58 to Santa Margarita, just E of US Hwy 101 381 Comment
  SBBG8276  Grindelia hirsutula H. and M. Dearing 1940-6-16 4876 San Luis Obispo near San Luis Obispo Comment
  OBI25573  Grindelia stricta var. platyphylla David J. Keil 1981-5-16 14668 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  UC1214009  Gutierrezia californica Otto T. Solbrig 1958-8-16 2755 San Luis Obispo on very dry hillside next to dry wash Temblor Range, Carrigo Plains (e side of Carrigo plains +- 10 mi s of road from S. L. O. to the Kitrick, at the very foot of the Temblor Range) Comment
  CLARK-A1045-1342  Hedypnois cretica George K. Helmkamp 1978-4-23 San Luis Obispo Los Osos Montana de Oro State Park; Morro Bay S 7.5'Q Comment
  UCR35702  Hedypnois cretica Clare B. Hardham 1960-5-21 5830 San Luis Obispo Central Coast, Santa Lucia Mountains. Green Valley near Cambria Comment
  CAS-BOT-BC306724  Helenium bigelovii Clare B. Hardham 1956-11-7 1513 San Luis Obispo Santa Lucia Mountains. Cypress Mt. 609 Comment
  OBI30386  Helenium puberulum Robert J. Rodin 1972-3-29 8608 San Luis Obispo S of Oso Flaco in Nipomo dunes Comment
  OBI43567  Helenium puberulum David J. Keil, Eric Wise 1982-7-2 16287 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black Lake cyn trl Comment
  CAS-BOT-BC309524  Helenium puberulum R. F. Hoover 1964-8-13 9217 San Luis Obispo San Bernardo Creek Comment
  CDA6435  Helenium puberulum T. C. Fuller 1959-7-23 3939 San Luis Obispo Salinas River bed, Highways 101 & 41, Paso Robles. 0 Comment
  OBI75178  Helianthemum nummularium David J. Keil 2011-3-28 30987 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. In planter near Building 5, Architectural and Environmental Design. 93 Comment
  OBI75369  Helianthus maximiliani David J. Keil, with Matt Ritter 2011-10-3 31110 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Cultivated next to Palomar Dormitory (Bldg. 102) 119 Comment
  UCSB51305  Heliotropium curassavicum Moseley, Maynard 1984-10-6 San Luis Obispo Intersection of ramp from US Hwy. 101 and Los Osos Vallet Rd.; SE limits of San Luis Obispo City Comment
  OBI20850  Heliotropium curassavicum var. oculatum Robert F. Hoover 1946-8-8 6275 San Luis Obispo N end of Morro Bay Comment
  SBBG104436  Heliotropium curassavicum var. oculatum F. L. Johnson, E. A. Young 1993-5-25 ROB 590 San Luis Obispo 0.5 km N of Bee Rock Rd on E Perimeter Rd; Camp Roberts Comment
  SBBG109428  Helminthotheca echioides C. B. Hardham 1957-8-23 2520 San Luis Obispo headwaters of Old Crk on Santa Rita Rd Comment
  SBBG61033  Hemizonia congesta subsp. luzulifolia H. and M. Dearing 1940-6-16 494 San Luis Obispo near city of San Luis Obispo Comment
  CAS-BOT-BC309874  Hemizonia congesta subsp. luzulifolia H. M. Hall 1931-8-8 13209 San Luis Obispo 4.3 miles south-east of Morro Comment
  SD56740  Hemizonia congesta subsp. luzulifolia Darley F. Howe 1963-7-1 3570 San Luis Obispo 1.3 mile east of Cayucos. Comment
  UCR132554  Hemizonia corymbosa subsp. macrocephala George K. Helmkamp 2003-8-31 8096 San Luis Obispo Central Coast, Callender Road at US-1 south of Arroyo Grande 30 Comment
  RSA216750  Hemizonia increscens Robert F. Hoover 1969-9-15 11590 San Luis Obispo San Bernardino Creek. Comment
  POM216207  Hemizonia luzulifolia D. D. Keck 1933-5-5 2194 San Luis Obispo Cayucos. Comment
  OBI50509  Hesperevax sparsiflora var. sparsiflora Steven A. Junak, David A. Young, Tina J. Ayers 1989-4-27 3956 San Luis Obispo Cuesta Ridge: Along main rd (USFS Rd #29S11.3) 0.1 mi W of W boudnary sign for the Cuesta Ridge Botanical Area, 5.3 mi W of hwy 101 786 Comment
  SBBG38489  Hesperocnide tenella E. C. Twisselmann 1969-4-24 15193 San Luis Obispo Santa Ysabel Ranch, E side of Salinas River 5 mi S of Paso Robles 228 Comment
  OBI52838  Hesperocnide tenella Steven A. Junak 1990-5-1 4281 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Santa Lucia Mts: at N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca 2.4 mi W ofhwy 101, ca 1.2 rd mi S of Tassajera Crk Rd 533 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
  CAS-BOT-BC422582  Hesperomecon linearis W. R. Ernst 1961-4-2 757 San Luis Obispo Along the Simmler-Creston road ca. 2 miles northwest of the junction to La Panza. 518 Comment
  SBBG48052  Hesperomecon linearis J. P. Broughton 1974-2-27 1379 San Luis Obispo near Oso Flaco Lake Comment
  OBI11735  Hesperomecon linearis Lyn Bettencourt 1970-5-4 58 San Luis Obispo 2 mi from Santa Margarita Comment
  SBBG88013  Hesperomecon linearis C. F. Smith 1988-5-17 12133 San Luis Obispo above Mariana Crk, off Navajo Rd, ca. 5 mi S of St Hwy 58 Comment
  OBI74638  Hesperoyucca whipplei David J. Keil 1987-5-6 20116 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  OBI20352  Hesperoyucca whipplei Robert Krause 1971-5-16 10 San Luis Obispo Poly cyn on Calif Polytechnic State univ 244 Comment
  SBBG84617  Heterocodon rariflorum R. N. Philbrick 1987-1 San Luis Obispo Black Mtn in Friis Camp area Comment
  UC564203  Heterodraba unilateralis Roxana S. Ferris 1935-3-29 9114 San Luis Obispo 6 mi s of Soda Lake (on the Maricopa Road, Carriso Plain); Carriso Plain Comment
  OBI74352  Heteromeles arbutifolia Theo Fitanides, Matthew Johnson 2010-5-22 188 San Luis Obispo Tierra Redonda Mtn BLM ACEC 475 Comment
  OBI21616  Heteromeles arbutifolia Unknown 1979-5-2 s.n. San Luis Obispo 5 mi N of hwy 101 and 1.5 mi W on Cuesta Ridge Rd Comment
  OBI65717  Heteromeles arbutifolia D. R. Miller 1994-7-8 794 -494 San Luis Obispo Pine Mtn region; Lower end of D.R. Miller property, E slope of Pine Mt, Tobacco Crk drainage 650 Comment
  OBI71689  Heterotheca grandiflora David J. Keil 1988-7-2 20877 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  OBI49830  Heterotheca grandiflora Steven A. Junak 1990-10-11 4437 San Luis Obispo Cuesta Ridge: Near top of access rd to KSBY antenna facility, just N of Cuesta Ridge Rd (USFS Rd #29S11.3) ca 2.7 mi W of hwy 101 Comment
  UC1321277  Heterotheca oregona var. scaberrima R. F. Hoover 1966-9-16 10048 San Luis Obispo Salinas River Comment
  OBI79396  Heterotheca sessiliflora David J. Keil 2011-11-26 31197 San Luis Obispo Highway 58 west of junction with Highway 229. Lower part of Calf Canyon 370 Comment
  UC421600  Heterotheca sessiliflora subsp. echioides John Thomas Howell 1927-8-17 3004 San Luis Obispo 4 mi s of Templeton 243 Comment
  OBI80489  Heterotheca sessiliflora subsp. echioides George Butterworth 1995-7-24 102 San Luis Obispo Carrizo Plains Natural Area. T32S, R19E, S1, SW Qtr. 40' S of Saucito Spring 707 Comment
  UC114804  Heuchera micrantha E. Palmer, M. D. June, 1876 124 San Luis Obispo San Luis Obispo; Coast Range Comment
  OBI64761  Hieracium albiflorum D. R. Miller, E. A. Appel 2005-7-31 705 .916 San Luis Obispo Pine Mt Region. S of Bridge rd near cemetery 100 Comment
  OBI79606  Hieracium argutum David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31366 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. 447 Comment
  UC1224762  Hieracium argutum R. F. Hoover 1946-8-3 6251 San Luis Obispo Upper Coon Creek Comment
  SBBG12618  Hieracium argutum C. B. Hardham 1960-6-27 6324 San Luis Obispo Black Mtn, Hwy 41, Cambria-Cayucos Rd 609 Comment
  JEPS99313  Hierochloe occidentalis Clare B. Hardham 1958-7-1 3740 San Luis Obispo Old Creek, headwaters Santa Lucia Mountains Comment
  SBBG107928  Hoita macrostachya C. B. Hardham 1956-8-8 1274 San Luis Obispo headwaters of Old Crk Comment
  OBI12760  Hoita macrostachya Robert F. Hoover 1964-8-13 9215 San Luis Obispo San Bernardo Crk Comment
  OBI66174  Hoita macrostachya D. R. Miller 1994-6-20 694 -466 San Luis Obispo Pine Mt Region. Along the main rd side, one turn above 1st gate; San Simeon Crk drainage 549 Comment
  OBI12757  Hoita orbicularis Neil Havlik 1968-5-25 207 San Luis Obispo 1.1 mi from Los Osos Valley rd Comment
  RSA759023  Hoita orbicularis David J. Keil 2002-9-12 29922 San Luis Obispo North of Arroyo Grande, West Ormonde Road, about 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 West Ormonde Road. 107 Comment
  UCR119837  Holcus lanatus David J. Keil 1984-5-28 18290 San Luis Obispo Central Coast, along southern end of Morro Bay at Sweet Springs Marsh 1 Comment
  JEPS32765  Holocarpha heermannii Ernest C. Twisselmann 1963-11-3 9075 San Luis Obispo 5 mi e of Cholame; Cottonwood Pass 495 Comment
  OBI49780  Holocarpha heermannii D. R. Miller 1989-8-17 889 -2 San Luis Obispo Field next to Geis pond, Pine Mt 610 Comment
  UC1128020  Holodiscus discolor H. C. Lee 1936-6-1 646 San Luis Obispo 2 mi ne of Musicks 609 Comment
  CAS-BOT-BC150050  Holodiscus discolor var. discolor Alice Eastwood 1927-8-1 15024 San Luis Obispo Cambria Comment
  CAS-BOT-BC150044  Holodiscus discolor var. discolor Clare B. Hardham 1956-7-15 1269 San Luis Obispo Santa Rita Comment
  POM181952  Hordeum brachyantherum subsp. californicum J. G. Lemmon 1887-05 s.n. San Luis Obispo Hillock [no additional locality info provided] Comment
  RSA779038  Hordeum depressum David J. Keil 2011-4-22 30994 San Luis Obispo Sweet Springs Nature preserve. South shore of Morro Bay. Baywood Park-Los Osos area north of Ramona Ave., west of boardwalk and observational deck 5 Comment
  OBI31767  Hordeum marinum Turnquist, Smeltzer 1982-5-1 74 San Luis Obispo NE side of Laguna Lake Park Comment
  OBI21928  Hordeum marinum Robert D. Page 1962-5-27 114 San Luis Obispo 7X Ranch near Adelaida,Calif Comment
  OBI21929  Hordeum marinum Robert F. Hoover 1964-5-10 8752 San Luis Obispo Near Paso Robles Airport, in dried depression in grain-field Comment
  CAS-BOT-BC285141  Hordeum marinum subsp. gussoneanum John Thomas Howell 1964-6-29 40811 San Luis Obispo Cambria Comment
  OBI28287  Hordeum murinum Rick Frelinger 1982-5-10 10 San Luis Obispo San Luis Crk in Reservoir Cyn, San Luis Obispo Comment
  SBBG94442  Hordeum murinum subsp. leporinum S. A. Junak 1990-4-17 4169 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
  OBI82245  Horkelia cuneata David J. Keil, with V. L. Holland 2015-5-11 33180 San Luis Obispo Arroyo Grande, 400 Aloma Way 90 Comment
  UC1736386  Horkelia cuneata subsp. puberula Dean W. Taylor 1971-4-24 1016 San Luis Obispo Cuesta Ridge, in Cuesta Ridge Botanical Area along the ridge at Firebreak Benchmark 2476 746 Comment
  UC570066  Horkelia cuneata subsp. puberula N. K. Carlson 1936-3-19 182 San Luis Obispo 1.1 mi ne of Pismo; Arroyo Grande Quadrangle 68 Comment
  SBBG2940  Horkelia cuneata var. puberula C. B. Hardham 1958-7-22 3764 San Luis Obispo Atascadero Comment
  CAS-BOT-BC143394  Horkelia yadonii Ernest C. Twisselmann 1956-6-13 2929 San Luis Obispo Northeast spur of Black Mountain 533 Comment
  UC2027424  Hornungia procumbens Greg Wilvert 2005-4-17 264 San Luis Obispo Southeast Half of the Caliente Range. 1.1 km SSW of Quail Spring Reservoir. Comment
  CAS-BOT-BC88595  Hornungia procumbens R. F. Hoover 1952-4-1 8069 San Luis Obispo Soda Lake, Carrizo Plain. Comment
  OBI37924  Hypochaeris glabra David J. Keil, Rhonda Riggins, Richard A . Pimentel, and D. R. "Doc" Miller 1985-4-27 18586 San Luis Obispo 19.5 mi from Ca rte 1 along San Simeon Crk Rd, N of rocky Butte lookout at locked gate 732 Comment
  CAS-BOT-BC311476  Hypochaeris radicata Clare B. Hardham 1957-11-7 2722 San Luis Obispo Santa Lucia Mountains. Cambria Comment
  UC2027566  Isocoma acradenia var. acradenia David J. Keil with Matt Ritter, Taylor Crow, et al. 2012-3-3 31222 San Luis Obispo Sinton Ranch, south of Highway 58 on unpaved portion of Shell Creek Road. Comment
  OBI23415  Isocoma acradenia var. bracteosa Robert F. Hoover 1969-10-5 11638 San Luis Obispo North side of lower Cuyama Valley Comment
  CAS-BOT-BC311680  Isocoma menziesii var. sedoides R. F. Hoover 1964-10-3 9313 San Luis Obispo Mouth of Coon Creek Comment
  UC1321283  Isocoma menziesii var. sedoides R. F. Hoover 1966-9-13 10000 San Luis Obispo Point Sierra Nevada Comment
  CAS-BOT-BC311582  Isocoma menziesii var. vernonioides Arthur Bolton 1915-11-25 s.n. San Luis Obispo Carisa Plains Comment
  JEPS51984  Isocoma menziesii var. vernonioides Ernest C. Twisselmann 1965-11-2 11686 San Luis Obispo bluffs just n of San Simeon Beach State Park 12 Comment
  OBI58246  Isocoma menziesii var. vernonioides Austin P. Griffiths 1986-12-24 18028 San Luis Obispo Along N edge of Pismo crk, .1 mi from ocean, Pismo beach Comment
  UC1321278  Isocoma menziesii var. vernonioides R. F. Hoover 1966-9-12 9990 San Luis Obispo just n Santa Maria River (near Santa Maria) Comment
  OBI71688  Isocoma veneta var. vernonioides David J. Keil 1988-7-2 20874 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  SBBG17149  Isoetes nuttallii C. B. Hardham 1959-4-19 4260 San Luis Obispo 0.7 mi W of Huerhuero Bridge, St Hwy 41 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
  OBI22583  Isolepis cernua Robert F. Hoover 1946-7-21 6229 San Luis Obispo Seashore NW of Cambria Comment
  SEINET4170780 Image available Isolepis cernua R. F. Hoover 1946-7-21 6229 San Luis Obispo Seashore nw. of Cambria Comment
  CDA17527  Jaumea carnosa Austin Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; Bay side 1/3 way S of point on Morro Bay Sandspit. Comment
  OBI70510  Jaumea carnosa Larry Kelly, David J. Keil 1988-10-1 295 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SEINET11261297  Jaumea carnosa Robert L. Johnson 2015-7-30 4044 San Luis Obispo Near terminus of Santa Rosa Creek at Moonstone Beach Park, Cambria. Just north of Shamel Community Park.; 0 2 Comment
  SBBG104582  Juglans californica F. L. Johnson, E. A. Young 1993-5-23 ROB 492 San Luis Obispo Boy Scout Rd by Nacimiento River; Camp Roberts Comment
  UCSB28329  Juglans californica Penniston, Pat 1969-4-25 San Luis Obispo California State Highway 41; 1.7 miles east of California State Highway 1; Cambria 335 Comment
  OBI64177  Juncus amuricus David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, Dieter Wilken, and Joann Froland 2001-4-17 29304 San Luis Obispo Camp Roberts "Bee Rock vernal pools" southeast of junction with perimeter road and Bee Rock Rd. Vicinity of 36 deg. 46.381' x 120 deg. 47.138' W Comment
  OBI21095  Juncus balticus Robert F. Hoover 1964-7-9 9125 San Luis Obispo 1 mi E of Santa Margarita, roadside near cemetary Comment
  OBI43275  Juncus balticus Eric Wise 1981-10-23 1361 San Luis Obispo Tepesquet Vinyard Ponds 4-6 mi S of Shandon on San Juan rd 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
  POM312821  Juncus breweri H. L. Mason 1946-6-9 12873 San Luis Obispo Dune Lakes, between Oceano and mouth of Santa Maria River. Comment
  OBI43528  Juncus bufonius var. bufonius Eric Wise 1981-6-27 755 San Luis Obispo Cuyama River, 4.7 mi W of pine cyn Comment
  UC1146337  Juncus bufonius var. congestus R. F. Hoover 1958-5-12 8470 San Luis Obispo 18 mi e Creston (on La Panza road) Comment
  RSA140239  Juncus bufonius var. occidentalis Clare B. Hardham 1960-4-4 5310 San Luis Obispo Santa Lucia Mountains: Cantinas Creek. 244 Comment
  SBBG130674  Juncus dubius D. J. Keil 2011-11-26 31200 San Luis Obispo Hwy 58 E of jct with Hwy 229, lower part of Calf Cyn 415 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
  OBI75721  Juncus mexicanus D. R. Miller 2011-5-13 511 .947 San Luis Obispo Rocky Butte/Pine Mt region. Stand in 'Edmunson Bay' below Coles Rd, on Marmolejo Crk drainage 732 Comment
  RSA0047739  Juncus occidentalis LeRoy Gross, Marcel Beffort 2014-5-14 6468 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  CDA39269  Juncus patens D. DeRome 1994-5-8 589417 San Luis Obispo Poly Canyon; In the hills west northwest above Peterson Ranch just east-southeast of the railroad tracks. 0 Comment
  UC638971  Juncus phaeocephalus Bernard Miossi 1939-6-4 94 a San Luis Obispo 1 mi s Los Osos School (along the Los Osos Valley road) 54 Comment
  UC1146338  Juncus textilis R. F. Hoover 1947-10-4 7405 San Luis Obispo Oak Park District Comment
  SEINET11261646  Juncus usitatus David Keil 2015-2-19 32648 San Luis Obispo Cal Poly campus. Wetland area between Cerro Vista dorms complex and Village Drive.; 0 Comment
  OBI79387  Juncus xiphioides David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31633 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. 400 Comment
  SBBG104274  Juncus xiphioides D. A. Young, F. L. Johnson 1992-6-17 ROB 40 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  OBI31171  Keckiella cordifolia Julie M. Vanderweir 1979-5-19 162 San Luis Obispo Indian Knob Tar Sands Comment
  UCR160379  Keckiella cordifolia George K. Helmkamp, E. A. Helmkamp 2005-6-9 9609 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road 378 Comment
  POM357028  Koeleria macrantha George B. Grant 1903-4-29 s.n. San Luis Obispo Paso Robles. Comment
  OBI53563  Koeleria macrantha Arthur W. Hazebrook 1991-5-7 70 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  POM181950  Koeleria macrantha J. G. Lemmon 1887-05 s.n. San Luis Obispo Hillock Comment
  RSA121246  Koeleria macrantha G. T. Nordstrom 1937-5-11 1187 San Luis Obispo 2.8 miles S.S.E. of Asuncion School 488 Comment
  CDA15091  Krascheninnikovia lanata G. F. Hrusa 1998-3-26 14172 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area, betw. S side of Swain Pasture and Swain Wash approx. 5 mi. S of Panorama Rd inters. w/Soda Lake Rd. Comment
  UC2027139  Krascheninnikovia lanata Greg Wilvert 2005-3-30 69 San Luis Obispo Southeast Half of Caliente Range: Approx. 1.1 km SSE of Padrones Spring Comment
  CAS-BOT-BC340636  Lactuca serriola John Thomas Howell 1964-6-29 40775 San Luis Obispo Cambria Comment
  SBBG104435  Lagophylla ramosissima F. L. Johnson, E. A. Young 1993-5-24 ROB 572 San Luis Obispo Boyscout Rd, 2 km SE of Twin Bridges Comment
  UC1928041  Lagophylla ramosissima George Butterworth 1997-11-3 190 San Luis Obispo at Visitor Center 597 Comment
  HSC39882  Lamarckia aurea J. P. Smith 1973-3-20 5891 San Luis Obispo Price Canyon Rd., 3.5 mi. from Pismo Beach 61 Comment
  OBI21950  Lamarckia aurea F. Rush 1956-5-1 39 San Luis Obispo Mt. SLO 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
  CAS-BOT-BC273866  Lamarckia aurea Ira L. Wiggins 1929-4-13 3452 San Luis Obispo North end of Cuesta Grade Comment
  CAS-BOT-BC412782  Lastarriaea coriacea Clare B. Hardham 1957-6-4 2062 San Luis Obispo Santa Lucia Mountains. Intersection of Oak Flat Road and north road to Adelaida 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-BC339015  Lasthenia californica Alice Eastwood 1927-4-9 14380 San Luis Obispo Atascadero road Comment
  CAS-BOT-BC339040  Lasthenia californica R. F. Hoover 1966-3-30 9773 San Luis Obispo Panorama Hills near west base of Crocker Grade Comment
  CAS-BOT-BC329196  Lasthenia ferrisiae Ernest C. Twisselmann 1958-5-17 4468 San Luis Obispo Plants of Temblor Range and Western San Joaquin Valley. San Andreas Fault at the summit of Palo Prieta Canyon, eastern part of county. 701 Comment
  UC1285404  Lasthenia fremontii R. F. Hoover 1947-3-30 6847 San Luis Obispo 1 mi s Simmler; Carrizo Plain Comment
  SBBG7761  Lasthenia gracilis C. B. Hardham 1959-4-12 4335 San Luis Obispo Leffingwell Crk, Cambria Comment
  SJSU3326  Lasthenia gracilis C. W. Sharsmith 1962-4-20 6803 San Luis Obispo Carrizo Plain c. 3 mi SE of Simmler Comment
  UCR161361  Lasthenia gracilis George K. Helmkamp, E. A. Helmkamp 2005-3-8 9079 San Luis Obispo Central Coast Hills., Irish Hills; crest of Prefumo Canyon Road, 5.2 mi west of Los Osos Valley Road 409 Comment
  SBBG7767  Lasthenia gracilis H. and M. Dearing 1930-3-11 3071 San Luis Obispo N of Guadalupe Comment
  UCSB41668  Lasthenia gracilis Duke, Craig 1979-4-20 San Luis Obispo Approximately 20 meters from roadside on Calif. Hwy. 1, 6 miles north of Guadalupe 30 Comment
  UC2026999  Lasthenia microglossa Greg Wilvert 2005-3-24 32 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1.6km NNW of Wells Canyon Comment
  POM318885  Lathyrus Patricia Wilder 1965-4-10 1861 San Luis Obispo Canyon along Tassajara Creek, NW of Cuesta summit. 427 Comment
  OBI2671  Lathyrus odoratus John Kelly 1970-5-21 s.n. San Luis Obispo Back yard, 888 Church St, San Luis Obispo 23 Comment
  SEINET7106282  Lathyrus odoratus Duane Isely 1965-5-26 9567 San Luis Obispo Embankment of highway, state #1, immediately south of Cambria, San Luis Obispo Co., California.; 0 Comment
  OBI13233  Lathyrus vestitus var. vestitus Robert F. Hoover 1967-2-18 10221 San Luis Obispo Diablo Cyn, San Luis Range Comment
  OBI54152  Layia glandulosa David J. Keil, Kathleen Keil 1995-4-15 24902 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
Read comments Apr 15 2019
  SBBG8528  Layia glandulosa C. B. Hardham 1957-4-13 1644 San Luis Obispo Black Mtn, Highland District Comment
Read comments Apr 15 2019
  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
  OBI5961  Layia glandulosa Carl B. Wolf 1929-4-15 3560 San Luis Obispo 2-3 mi inland from ocean and about 3 mi N of Santa Maria River 91 Comment
  UC913050  Layia glandulosa David D. Keck 1933-5-5 2217 San Luis Obispo 5.5 mi s Oceano (on road to Guadalupe, southwestern San Luis Obispo County) Comment
  CAS-BOT-BC327210  Layia heterotricha Roxana S. Ferris 1935-3-29 9119 San Luis Obispo 16 miles S of Soda Lake on the Maricopa Road, Carriso Plain Comment
  UC1979364  Layia heterotricha David Keil with Rhonda Riggins and Karl Striby 1998-5-22 27389 San Luis Obispo Caliente Range. Along Caliente Ridge Road between wildlife guzzler and Caliente Peak. Comment
  RSA0008486  Layia heterotricha D. D. Keck 1935-4-9 3110 San Luis Obispo Summit of Polonio Pass, 5 miles E. of Cholame, on road to Lost Hills. 579 Comment
  RSA605871  Layia heterotricha R. S. Woglum 1940-4-11 2568 San Luis Obispo Inner South Coast Ranges: Cholame, Cottonwood Pass; Bluestone Ridge; junction with Monterey/Kings/Kern Counties. Comment
  OBI45345  Layia hieracioides David J. Keil 1982-7-2 16288 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black Lake cyn trl Comment
  OBI79553  Layia hieracioides Michael Walgren 2011-8-12 433 San Luis Obispo Common and scattered in sandy soils within a few hundred feet of Highway One in the Callendar Dunes. Located in open lands at a low point in the road in the Black Canyon drainage. 19 Comment
  CAS-BOT-BC327285  Layia hieracioides I. J. Condit 1909-5-2 s.n. San Luis Obispo Summit Johnson's Peak Comment
  OBI78754  Layia jonesii Michael Walgren 2014-4-6 365 San Luis Obispo Chevron Oil Company about 1/4 mile east of Del Mar Park in the City of Morro Bay 98 Comment
  UCD135695  Layia jonesii Bruce G. Baldwin 1989-4-21 735 San Luis Obispo San Luis Obispo County: California Polytechnic State University at San Luis Obispo, near summit of Poly Mountain along fenceline where trail parallels. Comment
  POM223423  Layia munzii D. D. Keck, Jens Clausen 1935-4-10 3155 San Luis Obispo East side of Soda Lake, Carrizo Plains. 598 Comment
  RSA613942  Layia munzii George K. Helmkamp, E. A. Helmkamp 1997-3-8 1410 San Luis Obispo Carrizo Plain. 30.1 mi. NW of CA-166 on Soda Lake Rd; at San Diego Crk Rd and edge of Soda Lake. 701 Comment
  RSA8283  Layia munzii I. L. Wiggins 1932-3-20 s.n. San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  OBI65149  Layia platyglossa Greg Wilvert 2005-5-15 426 San Luis Obispo SE Half of the Caliente Range. 1.1 km NW of Semper Spring Comment
  CAS-BOT-BC382102  Layia platyglossa David D. Keck 1933-5-4 2172 San Luis Obispo 1 mile south of Adelaida, along Las Tablas Creek. 365 Comment
  CAS-BOT-BC382119  Layia platyglossa R. W. Summers 1915-5-1 s.n. San Luis Obispo Unspecified Comment
  SEINET9306602  Layia platyglossa George Hrusa, Hart, Jeff 1993-4-6 10688 San Luis Obispo Moist alkaline flats near N end of Plain on N side of 7 Mile Rd. Comment
  CAS-BOT-BC534674  Lemna minuta Ernest C. Twisselmann 1955-9-1 2370 San Luis Obispo Salinas River, 1 mile southwest of Pozo, La Panza Range 426 Comment
  OBI68781  Leontodon saxatilis subsp. saxatilis David J. Keil 2006-9-21 30456 San Luis Obispo Campus, California Polytechnic Staste University, San Luis Obispo. Lawn area adjacent to Fisher Hall (bldg. 33) 91 Comment
  OBI81026  Lepidium dictyotum Jason Dart 2010-5-1 379 San Luis Obispo Twissellmann Lake. Lake is on the north side of Bitterwater Road, approximately 6.4 miles south of Highway 46. 677 Comment
  CAS-BOT-BC89010  Lepidium dictyotum Ernest C. Twisselmann 1954-3-11 865 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hardenburgh Place. 10 miles south of Cholame. Comment
  CDA43198  Lepidium didymum Richard R. Halse 2015-3-24 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. Comment
  OBI15132  Lepidium draba Felice C. Movich 1969-4-14 48 San Luis Obispo Morro Bay state park 15 Comment
  CAS-BOT-BC89516  Lepidium jaredii H. D. Ripley; R. C. Barneby 1941-4-27 3290 San Luis Obispo South end of Soda Lake, Carrizo Plains. 670 Comment
  SD46154  Lepidium jaredii G. Thomas Robbins, Rimo Bacgalupi 1952-4-20 3454 San Luis Obispo Alkali bottom just east of lowest point in Carrizo Plain, ca. 8.0 miles southeast of Soda Lake. 594 Comment
  OBI55394  Lepidium nitidum David J. Keil, with Kathleen A. Keil 1997-3-8 26072 San Luis Obispo Ca. 1/4 mi. N of Highway 58 along Shell Creek Road. Comment
  UCR101020  Lepidium nitidum George K. Helmkamp, E. A. Helmkamp 1998-4-8 3220 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with Calif. Hwy 33, roughly WNW of Maricopa 579 Comment
  UCR161351  Lepidium pinnatifidum George K. Helmkamp, E. A. Helmkamp 2005-3-8 9068 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon Road, 4.6 mi west of Los Osos Valley Road 316 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
  JEPS97078  Leptochloa fascicularis F. L. Johnson and N. A. McCarthy 1993-10-16 ROB 762 San Luis Obispo 0.5 km N of Bee Rock Rd (on E. Perimeter rd); Camp Roberts Comment
  OBI60616  Leptochloa fusca subsp. fascicularis 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
  OBI59222  Leptochloa fusca subsp. uninervia David J. Keil 1998-6-8 27682 San Luis Obispo Along Hwy 41 between Creston and Shandon, 5 miles E of junction with La Panza Rd. Comment
  UC1073364  Leptodactylon californicum George B. Rossbach 1955-5-2 404 San Luis Obispo about 5 mi ne Oso Flaco Lake; ne of Oso Flaco Lake Comment
  UC532078  Leptodactylon californicum David D. Keck 1934-4-26 2817 San Luis Obispo 2 mi w La Panza Comment
  CAS-BOT-BC123159  Leptodactylon californicum subsp. tomentosum Patricia J. Gordon 1981-4-20 823 San Luis Obispo Oso Flaco Lake, dunes N of end of Oso Flaco Road 15 Comment
  OBI79435  Leptosiphon ciliatus David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31691 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
  RSA344394  Leptosiphon liniflorus C. F. Smith 1950-5-4 2773 San Luis Obispo Off Creston-Simmler Road one-quarter mile north of Fernandez Creek crossing. Comment
  OBI054359  Leptosiphon parviflorus Butterworth 1995-3-30 24 San Luis Obispo Carrizo Plain Natural Area. T11N, R26W, S4, NW Qtr. .4 mi sw of Sada Lake Rd, 30 yds nw of Wells Rd. West slope. 671 Comment
  OBI80344  Leptosiphon parviflorus David J. Keil, with Melissa Luckow, R. R. Pimentel, R. A. Pimentel, L. Seek, et al. 1982-5-9 16065 San Luis Obispo Road to top of Cypress Mtn. from Warrens' cabin Comment
  OBI76646  Leptosiphon pygmaeus subsp. continentalis Meg Perry 2010-4-23 22 -Oct San Luis Obispo Carrizo Plain N of Calif Valley, Township 30S, Range 18E, SE 1/4 sect 4 616 Comment
  OBI33833  Leptosyne bigelovii Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1079 San Luis Obispo Hwy 166, 12.4 mi E of turnoff to Spanish Ranch 518 Comment
  OBI73132  Leptosyne calliopsidea Matt Ritter 2010-3-26 5052 San Luis Obispo Soda Lake lookout Carrizo Plain 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-BC339459  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1954-7-2 1418 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Jackson Place: 2 miles south of Grant's Lake, Eastern San Luis Obispo County 533 Comment
  JEPS13575  Lessingia pectinata var. tenuipes Rimo Bacigalupi with G. Thomas Robbins and R. S. Ferris 1955-5-24 5214 San Luis Obispo 2.4 mi above the confluence of Palo Prieto Canyon with Cholame Creek (northern end of Temblor Range); northern end of the Temblor Range 457 Comment
  CAS-BOT-BC272181  Leymus triticoides Ernest C. Twisselmann 1952-5-14 63 San Luis Obispo Twisselmann Ranch, 5 miles south of Cholame, Temblor Range and the Western San Joaquin Valley Comment
  CDA21215  Leymus triticoides G. F. Hrusa 1993-5-2 11075 San Luis Obispo Paso Robles. N side of Niblick Rd. Bridge on E side of Salinas River. Comment
  SBBG132331  Leymus triticoides D. Keil, T. Teed, Mariko Uchida 2001-6-15 29597 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  UC1302336  Lilaea scilloides Robert F. Thorne and P. Everett 1963-6-12 32264 San Luis Obispo 1 mi n of entrance Piedras Blancas Point 7 Comment
  OBI80211  Lilium pardalinum Linda Seek 1987-7-5 s.n. San Luis Obispo San Simeon Creek, Bianchi Bog. Comment
  UC1953191  Lilium pardalinum subsp. pardalinum David Keil 2010-11-2 30939 San Luis Obispo Lower Prefumo Canyon Road, 1.6 miles from intersection with Los Osos Valley Road. Along channel of Prefumo Creek. Comment
  SEINET9176850  Limonium sinuatum R. R. Halse 2012-3-26 8431 San Luis Obispo Along State Hwy 1, ca 1.8 miles N of San Simeon. 21 Comment
  SEINET7063603  Linanthus bicolor A. G. Vestal 1947-4-12 s.n. San Luis Obispo 'Purple Pastureao just west of San Luis Obispo-Kern County Line on Route 166. UTM Zone 11, 274519mE, 3877450mN. (WGS84/NAD83). 786 Comment
  CAS-BOT-BC226852  Linanthus californicus David D. Keck 1934-4-26 2817 San Luis Obispo 2 mi. W. of La Panza Comment
  HSC30138  Linanthus californicus J. D. Ackerman, A. M. Montalvo 1974-3-25 148 San Luis Obispo 4.5 mi. E of Pozo Comment
  SBBG49016  Linanthus californicus subsp. tomentosus J. Copeland 1974-3-10 1056 San Luis Obispo Grand View Mesa, Nipomo (Gate's Property) Comment
  SBBG82715  Linanthus californicus subsp. tomentosus C. F. Smith 1951-4-19 3034 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  OBI2201  Linanthus dichotomus subsp. dichotomus E. McMillan 1952-3-23 13 San Luis Obispo Cammatta Canyon 9 mi. S. of Shandon; on canyon slope Comment
  RSA142492  Linanthus parryae Clare B. Hardham 1960-4-20 5475 San Luis Obispo East Branch of Huero Huero at Calf Canyon Bridge Comment
  UCR140071  Linaria canadensis George K. Helmkamp 2004-3-13 8349 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  RSA0048532  Linaria canadensis var. texana A. L. Haines 1951-5-29 5124 San Luis Obispo 2 mi. So. of Oceano. 15 Comment
  OBI33088  Linum bienne David J. Keil 1983-4-23 16942 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI28524  Lithophragma affine John Jackman and Julie Truesdale, Julie Truesdale 1980-1 27 San Luis Obispo MacGillivary Ranch. Adelaida Comment
  UCSB48556  Lithophragma heterophyllum Lain, Maria 1978-4-14 San Luis Obispo Santa Lucia Range, 8 miles west on State Highway 46 from Cambria 365 Comment
  OBI35306  Lobularia maritima Melody Dickens 1980-4-30 12 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  UC23826  Loeseliastrum schottii L. Jared San Luis Obispo South Coast Ranges Comment
  OBI23944  Logfia filaginoides Robert L. Allen, Nancy E. Arnold 1981-5-10 288 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  OBI30672  Logfia filaginoides David J. Keil 1981-5-19 14725 San Luis Obispo Indian Knob. Upper slopes of Indian Knob Comment
  UC1118403  Logfia filaginoides T. M. Hendrix 1937-5-10 162 San Luis Obispo 5 1/4 mi wsw El Dorado School; Pozo Quadrangle Comment
  OBI16460  Logfia gallica Robert F. Hoover 1948-4-29 7494 San Luis Obispo Price Cyn Comment
  OBI62139  Logfia gallica P. A. Holden 1968-6-15 423 San Luis Obispo 3 mi NE of Nipomo Comment
  JEPS99397  Lolium multiflorum Clare B. Hardham 1961-5-18 7100 San Luis Obispo between Pine Mountain and Rocky Butte Comment
  UC76847  Lolium temulentum J. Burtt Davy 1901-5-31 7568 San Luis Obispo Templeton Comment
  UCR1399  Lomatium caruifolium Frank C. Vasek 1960-4-9 600409- 08 San Luis Obispo Central Coast, Cerro Romauldo Mountain, along State Hwy l, 3 miles northwest of Camp San Luis Obispo gate 366 Comment
Read comments 1
  POM97535  Lomatium caruifolium var. caruifolium P. A. Munz 1926-4-9 10231 San Luis Obispo Morro. Comment
  UC1250217  Lomatium dasycarpum R. J. Rodin 1949-5-7 4965 San Luis Obispo Mt. Oso Inner Coast Range Comment
  OBI79669  Lomatium macrocarpum D. R. Miller 2014-5-8 514 -1088 San Luis Obispo George Edmunson's uncle's homestead area, Edmunson Canyon drainage to Tobacco Creek 547 Comment
  OBI51753  Lomatium parvifolium R. Mike Arens 1994-3-26 25 San Luis Obispo Calif State Polytechnic College Campus, San Luis Obispo, CA 152 Comment
  OBI64819  Lomatium parvifolium David J. Keil, with Tina Teed and Lisa Andreano 2001-5-8 29410 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  UCR31794  Lomatium parvifolium T. P. Krantz 1979-5-30 s.n. San Luis Obispo Coast Range, Los Padres National Forest, about 1 mile NW of Cuesta Pass, on road to Cuesta Ridge Botanical Area 1372 Comment
  SBBG129262  Lomatium utriculatum D. H. Wilken, E. L. Painter, O. Gasser 2014-5-13 17989 San Luis Obispo Rinconada Mine area, 0.3 km NW of old mill site, 1.8 km NNW of Little Falls Spring 495 Comment
  UC1123075  Lomatium utriculatum C. A. Graham 1939-4-14 521 San Luis Obispo 1 1/2 mi. n. Pine Canyon Guard Station; Branch Mt.Quad. Comment
  OBI39435  Lomatium utriculatum Clifton F. Smith 1950-3-18 2575 a San Luis Obispo On Carrizo Plain, about 20 miles northwest of Hwy 399 Comment
  RSA613940  Lomatium vaginatum George K. Helmkamp, E. Helmkamp 1997-3-8 1405 San Luis Obispo Carrizo Plain. 30.1 mi. NW of CA-166 on Soda Lake Rd; at San Diego Crk Rd and edge of Soda Lake. 701 Comment
  CAS-BOT-BC240574  Lonicera hispidula Clare B. Hardham 1959-6-10 4879 San Luis Obispo Santa Lucia Mountains. Headwaters of Old Creek, abandoned road to Toro Creek Comment
  UCR132029  Lonicera involucrata var. ledebourii George K. Helmkamp 2003-9-8 8134 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  OBI25833  Lonicera involucrata var. ledebourii J. Stechman 1965-8-18 s.n. San Luis Obispo Coon Creek bottom Comment
  OBI30576  Lonicera involucrata var. ledebourii Bernie Smith 1966-7-26 82 San Luis Obispo SE1/4 22N & E-34. South branch drainage along Pinchard Crk Comment
  UC1125310  Lonicera subspicata var. denudata P. L. Johannsen 1937-5-28 1174 San Luis Obispo 1/2 mi wsw Chimeneas Ranch; McKittrick Quadrangle Comment
  OBI75695  Lotus biolettii var. spiralis Robert F. Hoover 1946-6-28 6198 San Luis Obispo Oak Park district Comment
  UC52290  Lotus heermannii Rev. R. W. Summers 1885-6-8 San Luis Obispo Santa Margarita Valley Comment
  UC1927969  Lotus oblongifolius Ann Cochran 1986-8-1 77 San Luis Obispo Sierra Nevada mountains, W side; Mountain Home State Forest 1676 Comment
Read comments Aug 12 2014
  UC1315064  Lotus salsuginosus R. F. Hoover 1967-4-16 10472 San Luis Obispo near n end of Elkhorn Plain; Temblor Range Comment
  POM117470  Lotus salsuginosus var. salsuginosus Marcus E. Jones 1925-1 s.n. San Luis Obispo West of Nipomo. Comment
  RSA176230  Lotus scoparius var. scoparius Robert F. Thorne, Percy C. Everett, K. Thorne 1963-6-7 32149 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway. 549 Comment
  RSA122872  Lotus strigosus var. hirtellus H. C. Lee 1936-3-14 492 San Luis Obispo one mile southeast of Sycamore Springs. 76 Comment
  UC1129226  Lotus wrangelianus C. A. Graham 1939-4-14 522 San Luis Obispo 1.5 mi n Pine Canyon Guard Station; Branch Mt. Quad. 533 Comment
  CAS-BOT-BC201304  Lupinus albifrons Rhonda Riggins; D. J. Keil; R. A. Pimentel; D. R. Miller 1985-4-27 1527 San Luis Obispo Santa Lucia Range. Roadside bank USFS road to Rocky Butte Lookout, 2.2 mi NW (by road) from Circle 3 Ranch gate Comment
  CAS-BOT-BC195764  Lupinus albifrons var. albifrons R. F. Hoover 1949-5-12 7668 San Luis Obispo Ridge southeast of Cuesta Pass Comment
  RSA605961  Lupinus albifrons var. albifrons D. D. Keck, J. Clausen 1935-4-9 3078 San Luis Obispo 3.5 miles west of Shandon. 305 Comment
  RSA407018  Lupinus albifrons var. eminens Paul C. Silva 1947-3-30 1218 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley Comment
  CAS-BOT-BC196425  Lupinus arboreus Marcus E. Jones 1882-5-6 3236 San Luis Obispo San Luis Obispo Comment
  UC1334656  Lupinus arboreus Austin Griffiths Jr. 1966-7-25 5074 e San Luis Obispo 2 mi s Oceano; s of Oceano 30 Comment
  OBI4775  Lupinus arboreus B. Hablitzel 1972-5-24 18 San Luis Obispo .5 mi W of glenn Ave, Los Osos 30 Comment
  UC1285101  Lupinus arboreus R. F. Hoover 1964-3-26 8654 San Luis Obispo just s Piedras Blancas Point (Piedras Blancas Point); Piedras Blancas Point (just s of) Comment
  POM203596  Lupinus arboreus var. arboreus I. L. Wiggins 1932-3-20 5791 San Luis Obispo Hillside at east end of Cholome Valley. Comment
  RSA48540  Lupinus arboreus var. arboreus E. K. Balls 1948-6-4 7944 San Luis Obispo 3 miles from Cayuoos on road to Paso Robles. 91 Comment
  OBI31361  Lupinus bicolor Joy Nishida, Robert Allen 1982-4-10 239 San Luis Obispo American Cyn. Across stream from Amer Cyn campground 524 Comment
  OBI56899  Lupinus bicolor Jennifer Stone 1986-5-9 s.n. San Luis Obispo Cuesta Ridge East in chaparral area burned over in the Las Pilitas Fire of June-July 1985. Voucher for fire succession thesis study, Soils Science Dept, Calif Polytechnic State Univ. Site 6 Comment
  OBI60670  Lupinus bicolor Lynne Dee Oyler, Sharon Vroman 1992-7-8 2526 San Luis Obispo BLM Calf Cyn, Parcel 3S 427 Comment
  RSA98327  Lupinus bicolor Rimo Bacigalupi 1949-4-8 3079 San Luis Obispo Cambria Pines, Hill between Cambria and ocean. Comment
  UCD107291  Lupinus bicolor Carl B. Mankinen 1969-4-19 41 San Luis Obispo Santa Luis Obispo County: on Antonio Dam Road, 0.2 mile north of its junction with Nacimiento Road, northwest of Paso Robles. Comment
  RSA407071  Lupinus bicolor subsp. microphyllus Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  UC1285107  Lupinus cervinus R. F. Hoover 1950-5-7 7903 San Luis Obispo Pine Mountain above San Simeon, one spot on E side Comment
  SBBG84508  Lupinus chamissonis C. F. Smith 1951-4-19 3027 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  RSA744675  Lupinus chamissonis Keith E. Hoffmaster 1935-7-1 531 San Luis Obispo 6 miles south of Arroyo Grande. Comment
  UCD77096  Lupinus concinnus Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4649 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 west of turn off to Paso Robles. North side of the road. 444 Comment
  UCSB24090  Lupinus concinnus Farneman, H. 1967-3-26 San Luis Obispo North shore of Lake Nacimiento; near Bee Rock Campground; access by Interlake and Bee Rock Roads; Santa Lucia Mts. 365 Comment
  SEINET12154503  Lupinus densiflorus Unknown 1933-1 8547 San Luis Obispo Paso Robles Comment
  RSA770160  Lupinus formosus var. robustus David J. Keil 2010-6-7 30877 San Luis Obispo La Panza Mountains. About 0.25 miles north of Highway 58 along Shell Creek Road. East of Shell Creek 420 Comment
  UCSB40576  Lupinus hirsutissimus Ochs, Clifford 1980-5-15 San Luis Obispo On S. side of Pozo Road; 10.5 miles SW of its junction with State Highway 58; La Panza Range; Los Padres National Forest 716 Comment
  CLARK-A1045-1382  Lupinus latifolius George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road west of Morro Bay; Morro Bay S 7.5'Q Comment
  UCR103809  Lupinus latifolius George K. Helmkamp 1997-3-8 1452 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  UCSB46821  Lupinus latifolius var. latifolius Swanson, D. 1978-4-21 San Luis Obispo Cal. 46, 8 miles west of Cambria in Santa Lucia Range 365 Comment
  UC1285108  Lupinus ludovicianus R. F. Hoover 1949-5-17 7702 San Luis Obispo 6 mi above County Park (Upper Arroyo Grande); Upper Arroyo Grande Comment
  OBI79621  Lupinus microcarpus Stefan Bonilla, Keaton Davis 2014-5-27 1 San Luis Obispo San Luis Obispo, Perfumo Canyon, dry shrub plants on hill. Comment
  UCR4585  Lupinus microcarpus Frank C. Vasek 1960-5-6 600506- 18 San Luis Obispo Inner South Coast Range, [Camatta Creek] Road, 1.5 mi north of junction with La Panza (Paso Robles) to Simmler Road 442 Comment
  OBI48278  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-9 1149 San Luis Obispo Small knoll in cyn of intermittent stream, hwy 166, 11.9 mi E US 101 Comment
  OBI48279  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-9 1151 San Luis Obispo Hi Mtn Rd 8.8 mi NE Lopez Lake Rd Comment
  OBI48294  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1163 San Luis Obispo USFS rd 2.0 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd Comment
  RSA659279  Lupinus microcarpus var. densiflorus R. Riggins 1979-5-6 1161 San Luis Obispo USFS rd 1.4 mi SE of American Canyon Camp Rd., 3 mi NW Avenales Guard Station. Comment
  UC15927  Lupinus microcarpus var. densiflorus Mrs. Blochman May 1893 San Luis Obispo Comment
  OBI12884  Lupinus microcarpus var. horizontalis Robert F. Hoover 1950-4-14 7833 San Luis Obispo N end of Elkhorn Plain Comment
  OBI55589  Lupinus microcarpus var. horizontalis George Butterworth 1998-4-17 233 San Luis Obispo Carrizo plain Natural Area. 100 yds E of Elkhorn Rd, 5.3 mi SE of Simmler Rd T31S, R20E, S12 707 Comment
  UC1315054  Lupinus microcarpus var. horizontalis R. F. Hoover 1967-3-27 10299 San Luis Obispo Chalk Mt. , Chalk Mt. (Cuyama Valley) Comment
  UC73197  Lupinus microcarpus var. microcarpus Miss M. Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  CDA27521  Lupinus microcarpus var. microcarpus R. Riggins 1978-4-23 1133 San Luis Obispo Highway 166, 0.8 mile west of Twin Rocks, 3.1 miles east of Sierra Madre Road. 0 Comment
  SEINET239859  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1143 San Luis Obispo Atascadero-Creston Rd. 1 mi E Homestead Rd. 1.9 mi E. Templeton Rd. Comment
  OBI2631  Lupinus nanus Dieter H. Wilken 1965-3-27 131 San Luis Obispo Crocker Grade, W slope of the Temblor Range 914 Comment
  RSA685170  Lupinus nanus Scott D. White, Ken McDonald 2001-5-9 8462 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  SBBG28578  Lupinus nanus E. C. Twisselmann 1967-4-27 12912 San Luis Obispo Hwy 1, 2.9 mi S of Piedras Blancas Point 6 Comment
  UCSB28876  Lupinus nanus Wilken, Dieter 1965-3-27 San Luis Obispo Crocker Grade, west slope of the Temblor Range 914 Comment
  RSA101210  Lupinus nanus subsp. latifolius David B. Dunn, Epling 2185 San Luis Obispo 1.0 miles west of the Nipomo Catholic Church. Comment
  RSA614570  Lupinus nanus subsp. nanus George K. Helmkamp, E. A. Helmkamp 1997-3-8 1434 A San Luis Obispo Along CA-58 just W of Navajo Creek (W of Carrizo Plain) 564 Comment
  SEINET10490841  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2297 San Luis Obispo Atascadero. 316 Comment
  SEINET10940136  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2279 San Luis Obispo Collected about 4 mi n of nipomo in savannah type grassland. Seed sent to Nowacki. Comment
  CAS-BOT-BC202129  Lupinus nipomensis R. F. Hoover 1965-5-16 9367 San Luis Obispo Near Jack Lake Comment
  JEPS87204  Lupinus nipomensis Rhonda Riggins 1987-5-4 1558 San Luis Obispo Hwy 1 just s Union Oil Coking Plant (Area just n of PG and E substation, Nipomo Mesa); Nipomo Mesa Comment
  POM24311  Lupinus subvexus var. albilanatus I. E. Diehl 1902-6-26 222 San Luis Obispo Paso Robles Comment
  RSA122407  Lupinus subvexus var. subvexus T. M. Hendrix 1937-5-25 218 San Luis Obispo 1/4 mile south of Cammotti. 488 Comment
  RSA122408  Lupinus subvexus var. subvexus T. M. Hendrix 1937-4-26 105 San Luis Obispo 8.2 miles northeast of Black Mountain. 488 Comment
  RSA281150  Lupinus subvexus var. subvexus Colin M. Wainwright 1972-3-27 646 San Luis Obispo Growing along road side of Hwy 58 just W of Simmler near Syncline Hill. 396 Comment
  UC1129756  Lupinus succulentus T. M. Hendrix 1937-4-22 61 San Luis Obispo 3 mi ne Huerhuero School; Pozo Quadrangle Comment
  OBI72188  Lupinus succulentus E. L. Painter & M. Wetherwax, David J. Keil, K. Downing, J. Olson 2000-5-16 CR- 76 San Luis Obispo Camp Roberts. Along rd above Twin Bridges, parallel to Nacimiento River on N side. UTMs NAD27 zone 10S, 694248E, 3960467N Comment
  RSA586605  Lupinus succulentus M. D. Proctor, E. A. Young, G. R. Proctor 1993-3-23 ROB - 0318 San Luis Obispo E. edge of Cantonment Area Comment
  CHSC63627  Lupinus truncatus B. Castro; G. Kuenster 1989-4-15 301 San Luis Obispo Ca 4 mi NE of Santa Margarita, ca 1.5 mi NE of the Salinas R., among rocks by creek, above Hwy 58 in Calf Canyon. 365 Comment
  OBI57829  Lupinus truncatus David J. Keil 1998-4-9 26642 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  POM10665  Lupinus truncatus R. W. Summers 1886-3-1 165 San Luis Obispo San Luis Mt. east side. 152 Comment
  OBI42950  Lupinus truncatus Jan Johnson, Melissa Boggs 1986-5-11 15 San Luis Obispo Los Padres Natl Forest. E Cuesta Ridge about 12 mi N of San Luis Obispo, off hwy 101 Comment
  OBI58910  Luzula macrantha David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27469 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
  OBI67841  Luzula subsessilis E. L. Painter & M. Wetherwax, David J. Keil 2000-4-18 SLO- 98 San Luis Obispo Camp San Luis Obispo, East of pipe from water tower on northwest side of Cerro Romauldo 120 Comment
  OBI79605  Luzula subsessilis David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31367 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. 447 Comment
  OBI45904  Lycium andersonii David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19286 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade Rd on Elkhorn Rd Comment
  OBI31689  Lysimachia arvensis Turnquist, Smeltzer 1982-5-1 94 San Luis Obispo On the NE side of Laguna Lake Park Comment
  OBI80968  Lysimachia arvensis Joseph Prohoroff, Dean Craig, Dennis Fennessy, Margaret Barreto 2015-4-26 2 San Luis Obispo Irish Hills: Bog Thistle Trail Comment
  OBI10718  Lysimachia latifolia Robert F. Hoover 1964-5-12 8804 San Luis Obispo Upper Lopez Cyn Comment
  OBI10719  Lysimachia latifolia R. Wunrow Apr-54 s.n. San Luis Obispo Perfumo Cyn Comment
  SBBG119442  Lythrum hyssopifolia E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 82 San Luis Obispo Nacimiento River, upstream from Twin Bridges; Camp Roberts 160 Comment
  OBI59567  Madia elegans George Butterworth 1997-11-3 198 San Luis Obispo Beside hwy 58, 50 yds E of hwy 229, Calf Cyn Comment
  POM280689  Madia elegans subsp. elegans Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Cholame Comment
  RSA165607  Madia elegans subsp. elegans Clare B. Hardham 1961-10-20 7328 San Luis Obispo Santa Lucia Mountains: headwaters Santa Rosa Creek Comment
  RSA0042802  Madia gracilis LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6452 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
  RSA605877  Madia madioides R. S. Woglum 1938-5-14 1687 San Luis Obispo Outer South Coast Ranges: Jolon to San Simeon, along the Naciemento River; Santa Lucia Range. Comment
  JEPS29340  Madia radiata Rimo Bacigalupi, and L. Heckard 1962-3-27 8436 San Luis Obispo 2.0 mi ne junction of State Highway 41 and U. S. Highway 466 (s of State Highway 41, 4.1 mi w of Kern County line) 365 Comment
  OBI35463  Madia sativa Melody Dickens 1980-8-15 49 BH San Luis Obispo On Black Hill, Morro Bay state park Comment
  POM29915  Madia sativa Marcus E. Jones 1882-5-8 s.n. San Luis Obispo San Luis Obispo. Comment
  UCR118183  Madia sativa George K. Helmkamp, E. A. Helmkamp 2000-9-2 5979 San Luis Obispo Irish Hills, See Canyon (S portion), c. 1.8 mi north of San Luis Bay Drive (N of Avila Beach) 91 Comment
  CAS-BOT-BC204148  Malacothamnus jonesii R. F. Hoover 1946-10-27 6534 San Luis Obispo Canyon opening south into Cuyama River opposite Pioneer Grove (Santa Barbara Co.) Comment
Read comments Feb 7 2018
  UC1122034  Malacothamnus jonesii T. M. Hendrix 1939-5-25 1059 San Luis Obispo 1 1/4 mi se Joughin Ranch; Branch Mt. Quadrangle Comment
  CAS-BOT-BC204161  Malacothamnus jonesii P. A. Munz 1951-4-14 16331 San Luis Obispo Queen Bee Public Camp, La Panza Range 701 Comment
  CAS-BOT-BC204173  Malacothamnus jonesii John Thomas Howell 1948-6-15 24379 San Luis Obispo Gillis Canyon se. of Shandon 457 Comment
  CAS-BOT-BC204177  Malacothamnus jonesii R. F. Hoover 1950-5-28 7936 San Luis Obispo Redrock Canyon, north side of lower Cuyama Valley Comment
  OBI12357  Malacothamnus jonesii Robert F. Hoover 1959-5-9 8500 San Luis Obispo 4 mi W of Paso Robles on Adelaida rd Comment
  CHSC48049  Malacothamnus niveus L. P. Janeway; Steve Webster 1989-5-6 3231 San Luis Obispo About halfway between LaPanza Rd and Huerhuero Rd. Ca 4 1.2 mi SE pf Creston. 396 Comment
  OBI65283  Malacothamnus palmeri D. R. Miller 2004-6-8 604 .776 San Luis Obispo Along crk washed shoulder of San Simeon crk (N fork of the south fork) on the Wintz property 610 Comment
  LA211604  Malacothamnus palmeri var. involucratus Mark A. Elvin; David J. Keil 2014-9-12 7614 San Luis Obispo East of Cambria, along Santa Rosa Creek Road ca. 4.5 kilometers E of junction with Main Street. 66.0 Comment
  JEPS35295  Malacothrix californica R. F. Hoover 1948-4-17 7474 San Luis Obispo s of Shandon; San Juan River 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
  CAS-BOT-BC345343  Malacothrix californica David D. Keck 1933-5-5 2229 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern San Luis Obispo County Comment
  CAS-BOT-BC345347  Malacothrix californica Mrs. R. W. Summers 1888-4-1 s.n. San Luis Obispo S. Margarita to Miles Station Comment
  CDA42270  Malacothrix coulteri G. F. Hrusa, M. Pitcairn 2015-4-13 18620 San Luis Obispo Caliente Mts., Pipeline Rd., west side of east end of Carrizo Plain. 917 Comment
  UC1276301  Malacothrix coulteri R. F. Hoover 1952-4-8 8082 San Luis Obispo La Panza District Comment
  CAS-BOT-BC345544  Malacothrix coulteri Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-24 5218 San Luis Obispo Along Palo Prieto Canyon road, 4.2 miles above and south of its junction with U. S. Highway 466 579 Comment
  SJSU3325  Malacothrix coulteri C. W. Sharsmith 1962-4-20 6792 San Luis Obispo Temblor Range c. 10 mi NW of Simmler 640 Comment
  OBI62943  Malacothrix floccifera David J. Keil, Rhonda Riggins 1987-5-11 20154 San Luis Obispo Cuesta Ridge East, ca 6.7 mi from jctn with US 101 along Cuesta Ridge Rd 792 Comment
  UC1069926  Malacothrix glabrata W. A. Peterson 1937-4-14 678 San Luis Obispo 4 mi n Head of Cedar Creek; La Panza Quad. 640 Comment
  OBI7458  Malacothrix incana David J. Keil, M. G. McLeod, B. Meyer 1976-10-16 11860 San Luis Obispo Montana de Oro State Park Comment
  SBBG8920  Malacothrix incana H. and M. Dearing 1939-3-19 3076 San Luis Obispo Oso Flaco Lake Comment
  UCR265734  Malacothrix incana Mark A. Elvin, Jason Storlie 2014-10-10 7662 San Luis Obispo Central Coast, Santa Maria River Valley; Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, beach of Pacific Ocean a northern edge of Refuge 3 Comment
  CDA25908  Malacothrix phaeocarpa David J. Keil, R. Riggins 1987-5-11 20154 San Luis Obispo Cuesta Ridge east, circa 6.7 miles from junction with US 101 along Cuesta Ridge Road. Comment
  CAS-BOT-BC206681  Malva assurgentiflora R. F. Hoover 1946-12-15 6572 San Luis Obispo North end of Morrow Bay Comment
  OBI12373  Malva assurgentiflora Robert F. Hoover 1946-12-15 6572 San Luis Obispo N end of Morro Bay Comment
  OBI7416  Malva assurgentiflora Greg Hassen 1976-2-17 s.n. San Luis Obispo Vacant lot on Arbutus st, in Morro Bay Comment
  UCR140093  Marah fabacea George K. Helmkamp 2004-2-11 8278 San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 0.2 mi north of Willow Rd. 130 Comment
  OBI65821  Marah fabacea D. R. Miller 1994-3-7 394 -87 San Luis Obispo Pine Mt Region. Along rd edge just up from 1st gate, at Turkey Bend, San Simeon drainage 600 Comment
  RSA0019358  Marrubium vulgare Greg Wilvert 2005-5-20 434 San Luis Obispo Southeast half of the Caliente Range: 200 m N of Padrones Cyn Rd. 839 Comment
  OBI27566  Marrubium vulgare Melinda Doud 1976-5-1 19 San Luis Obispo Just E of Pico Crk Bridge, San Simeon Comment
  OBI5571  Marrubium vulgare Sharon Jochums 1974-5-19 263 San Luis Obispo Arroyo Laguna W of hwy 1 just N of San Simeon point Comment
  UCSB44289  Marrubium vulgare Blakley, E. 1978-2-24 San Luis Obispo Baywood Rd. about 4 miles south-west of Los Osos 4 Comment
  SD245164  Marsilea vestita subsp. vestita David Keil 2000-5-24 28737 San Luis Obispo Santa Margarita Ranch: ca. 4.2 miles south of railroad crossing (in Santa Margarita) on Pozo Road. Comment
  OBI28018  Matricaria discoidea Thomas Burrows 1980-5-17 62 San Luis Obispo Reservoir cyn 152 Comment
  UC1069994  Matricaria discoidea N. K. Carlson 1936-3-25 216 San Luis Obispo 1.8 mi ne Cerro Romauldo; San Luis Obispo Quad. 152 Comment
  OBI40984  Matricaria discoidea David J. Keil, Eric A. Wise 1985-4-25 18544 San Luis Obispo Black Lake Cyn between Calif Hwy 1 and the Guadalupe Rd Comment
  CAS-BOT-BC183573  Matricaria matricarioides James R. Shevock; Jack Zaninovich 1983-3-31 10239 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Soda Lake Road, 5.9 miles south of California City then 1.2 miles east of Seven Mile Road 594 Comment
  UC195643  Medicago Ira J. Condit 1912-5-18 San Luis Obispo C. P. S. Botanic Garden San Luis Obispo Comment
  UCD39109  Medicago polymorpha Beecher Crampton 1964-5-18 6980 San Luis Obispo San Luis Obispo County: Santa Margarita. Santa Margarita Creek. Comment
  OBI72189  Medicago polymorpha J. Olson 2000-8-11 s.n. San Luis Obispo Camp San Luis Obispo. Ca. 100 m below culverts of Chorro Crk rd crossing where crk enters reservoir. UTMs NAD27 zone 10S, 710474E, 3912931N Comment
  UC1153372  Melica californica R. F. Hoover 1949-5-15 7686 San Luis Obispo 10 mi e Creston (on La Panza road) Comment
  CAS-BOT-BC269458  Melica californica R. F. Hoover 1964-5-11 8780 San Luis Obispo Road to Hi Mt. from Pozo-Arroyo Grande summit Comment
  CDA11555  Melica imperfecta G. F. Hrusa 1993-5-22 11100 San Luis Obispo Black Butte Research Natural Area; Occasional perennial on steep, dry, formerly burned slopes (1985). W face of main ridge, approx. 1/2 m N of Mt. Lowe. Comment
  OBI51167  Melica imperfecta Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .35 San Luis Obispo San Simeon State Park, NE corner Comment
  RSA518270  Melica torreyana Steven A. Junak, David A. Young, Tina J. Ayers 1989-4-27 3963 San Luis Obispo Cuesta Ridge; Along dirt road on N side of main road (USFS Road 29S11.3) 0.2 miles E of W boundary sign for the Cuesta Ridge Botanical Area, 5.0 miles W of highway 101. 787 Comment
  OBI78881  Mentha aquatica David J. Keil 2013-9-6 32031 San Luis Obispo Morro Bay State Park, northeast of Los Osos Middle School. 9 Comment
  OBI75321  Mentha suaveolens David J. Keil 2010-11-10 30948 San Luis Obispo 5-acre rectangular parcel located at 615 Ormonde Road, between San Luis Obispo and arroyo Grande south of intersection of Ormonde Road with Price Canyon Road. Comment
  RSA586575  Mentha suaveolens F. L. Johnson, N. A. McCarty 1993-10-15 ROB- 742 San Luis Obispo Twin Bridges on Boyscout Rd., Camp Roberts Comment
  OBI56557  Mentzelia affinis W. L. Jepson 1932-4-3 16227 San Luis Obispo Elkhorn Scarp 671 Comment
  OBI27324  Mentzelia micrantha Unknown 1981-5-10 273 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts. Growing near ravine, foot of N facing slope 305 Comment
  OBI28765  Mentzelia pectinata Melissa Luckow, CNPS 1981-4-18 665 San Luis Obispo Shell Crk Rd, 2 mi from jctn with Hwy 58 Comment
  UC19589  Mentzelia pectinata W. H. Brewer 1861-1 506 San Luis Obispo Atascadero; ; Handwritten note identifies county as San Luis Obispo Co. Comment
  CAS-BOT-BC167655  Mentzelia veatchiana R. F. Hoover 1952-5-25 8232 San Luis Obispo Caliente Mt. Comment
  OBI12479  Mentzelia veatchiana Robert F. Hoover 1952-5-6 8153 San Luis Obispo 6 mi E of Creston, on La Panza Rd Comment
  UC1121649  Mentzelia veatchiana P. L. Johannsen 1937-6-2 1183 San Luis Obispo 3/4 mi ese Five Willow Spring; McKittrick Quad. Comment
  RSA0035054  Micromeria chamissonis Lee Haines 1958-5-31 s.n. San Luis Obispo S. Santa Lucia Mts. 579 Comment
  SBBG64134  Micropus californicus D. Keil 1986-4-13 19150 San Luis Obispo Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of Hwy Comment
  CAS-BOT-BC348583  Micropus californicus var. californicus Ernest C. Twisselmann 1954-4-29 1121 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass 640 Comment
  CAS-BOT-BC348659  Micropus californicus var. subvestitus R. F. Hoover 1964-5-15 8899 San Luis Obispo Ridge south of San Carpoforo Creek Comment
  OBI15623  Microseris bigelovii Robert F. Hoover 1948-6-7 7544 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on state hwy 1 Comment
  RSA0020756  Microseris campestris Greg Wilvert 2005-4-17 283 San Luis Obispo 400 m S of Quail Spring Reservoir. 899 Comment
  OBI56744  Microseris douglasii David J. Keil 1998-5-13 27241 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  JEPS36356  Microseris douglasii subsp. douglasii W. L. Jepson 1927-4-27 12025 San Luis Obispo Cholame 335 Comment
  UC1224752  Microseris douglasii subsp. douglasii R. F. Hoover 1948-4-17 7461 San Luis Obispo s of Shandon; San Juan River Comment
  CAS-BOT-BC349002  Microseris douglasii subsp. douglasii Ernest C. Twisselmann 1965-4-12 10501 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Head of Palo Prieta Canyon 670 Comment
  OBI32973  Microseris douglasii subsp. douglasii David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett, and Lela Burdett 1983-5-14 16993 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  HSC77815  Microseris douglasii subsp. tenella K. L. Chambers, H. J. Price 1980-5-10 4630 San Luis Obispo Hwy. 166, E of Santa Maria, 1.6 mi. E of junction of Bull Canyon (Suey Creek) road Comment
  UC1314936  Microseris douglasii subsp. tenella R. F. Hoover 1967-4-20 10488 San Luis Obispo 2 mi northwest of Creston. Comment
  CAS-BOT-BC349186  Microseris elegans K. L. Chambers 1954-4-27 503 San Luis Obispo On n. side of Hwy. 466, 4.1 mi. w. of Hwy. 101 on way from Atascadero to Morro Bay Comment
  JEPS35326  Microseris paludosa R. F. Hoover 1964-5-15 8896 San Luis Obispo ridge s San Carpoforo Creek ((trail to Pine Top Mt.)) Comment
  RSA682342  Mimulus aurantiacus Scott D. White, Ken McDonald 2001-5-9 8498 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  UCR161324  Mimulus aurantiacus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9060 San Luis Obispo Central Coast Hills, Prefumo Canyon, north side of Irish Hills; 3.0 mi west of Los Osos Valley Road 140 Comment
  UCSB28331  Mimulus aurantiacus var. aurantiacus Bethlenfalvay, G. 1970-4-24 San Luis Obispo Cemetery end of Bridge Street, 1.1 mile N. of Cambria 106 Comment
  HSC81376  Mimulus aurantiacus var. pubescens David J. Keil 1983-10-30 18042 San Luis Obispo Rocky canyon creek, E of Atascadero. Comment
  OBI30437  Mimulus aurantiacus var. pubescens Neil Havlik 1967-5-14 326 -17 San Luis Obispo 2 mi E of Navajo Campground, La Panza district, Los Padres National Forest Comment
  JEPS116417  Mimulus aurantiacus var. puniceus D. H. Wilken with E. Painter, T. Wardlaw, R. Muller 2006-4-28 16282 San Luis Obispo West side of State Hwy 1, ca. 0.3 km S of Arroyo de la Cruz. Comment
  OBI32243  Mimulus guttatus David J. Keil, Eric Wise 1981-5-25 14781 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  RSA447931  Mimulus guttatus Bonnie C. Templeton 1953-5-23 s.n. San Luis Obispo Rinconada Creek, near Santa Margarita. Comment
  SBBG18105  Mimulus palmeri C. B. Hardham 1960-3-26 5252 San Luis Obispo ca. 1 mi NW of Bee Rock 304 Comment
Read comments May 10 2013
  SD244663  Minuartia californica David Keil, Kathleen Keil 1998-5-26 27427 San Luis Obispo Los Padres National Forest, La Panza Mountains. Red Hill Road, 3.3 miles from Hwy 58. 640 Comment
  OBI59529  Minuartia douglasii David J. Keil, with V. L. Holland 1999-5-4 28313 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  OBI795351  Monardella breweri David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31662 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
  CDA17957  Monardella frutescens Austin Griffiths, M. E. Griffiths 1986-5-15 s.n. San Luis Obispo Callender Dunes; Just W of PG&E Callender Switching Station, State Hwy 1, ca. 7 mi S of Oceano, Callender Dunes, easternmost vegetated ridge. 30 Comment
  CDA17653  Monardella frutescens Austin Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Callender Dunes; Bordering northwest shore of Black Lake. Comment
  CAS-BOT-BC220379  Monardella palmeri Clare B. Hardham 1960-6-24 6250 San Luis Obispo Santa Lucia Mountains. Edge of Cuesta Sargent Cypress Grove 822 Comment
  JEPS98036  Monardella palmeri Clare B. Hardham 1964-7-5 San Luis Obispo Burnett Peak Comment
  SEINET4173693 Image available Monardella palmeri R. F. Hoover 1946-6-15 6146 San Luis Obispo Rincanada Mine, between Santa Margarita and Pozo Comment
  OBI46209  Monardella sinuata subsp. sinuata David J. Keil 1982-6-27 16322 San Luis Obispo Hills overlooking Los Osos from the S Comment
  SBBG44877  Monardella undulata subsp. crispa E. Collins 1977-5-21 64 San Luis Obispo Oso Flaco Lake, 0.5 mi from ocean 152 Comment
  OBI34065  Monardella undulata subsp. undulata Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande. Big Coreopsis Hill Comment
  SBBG72001  Monardella undulata subsp. undulata Mrs. R. W. Summers -Mar-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CHSC68006  Monardella villosa subsp. obispoensis James D. Jokerst; J. Sorenson 1987-6-1 2903 San Luis Obispo FR 29S11 1.9 mi E of edge of Cuesta Ridge Botanical Area, top of ridge. Comment
  UC572351  Monardella villosa subsp. obispoensis G. T. Nordstrom 1937-6-4 1308 San Luis Obispo 2.5 mi northwest Mammoth Rock School; Adelaida Quadrangle 182 Comment
  UC771640  Monardella villosa subsp. villosa R. F. Hoover 1946-6-1 6104 San Luis Obispo Perry Creek, southeast of Cambria Comment
  SBBG119409  Monardella villosa var. obispoensis J. Olson 2002-7-2 San Luis Obispo Cerro Romualdo, just up new, unmapped, illicit man-made trail from 3rd set of steps; Camp San Luis Obispo 280 Comment
  OBI39036  Monolepis nuttalliana David J. Keil, Dirk Walters, et al 1986-3-22 19092 San Luis Obispo Nature Conservancy Research Trip to Carissa Plain. S end of Soda Lake at jctn of Simmler-Soda Lake rd with Soda Lake Rd. T31S, R20E, sec 20 and 29 Comment
  RSA0028076  Monolepis nuttalliana Greg Wilvert 2005-4-5 165 San Luis Obispo 100 meters N of Wells Spring. 883 Comment
  CAS-BOT-BC327708  Monolopia congdonii R. F. Hoover 1950-4-14 7828 San Luis Obispo N end of Elkhorn Plain Comment
  OBI18708  Monolopia gracilens Robert F. Hoover 1949-5-14 7670 San Luis Obispo San Simeon Crk Comment
  OBI18698  Monolopia lanceolata Robert F. Hoover 1967-4-9 10392 San Luis Obispo Carrizo Plain S of Soda Lake Comment
  SBBG95303  Monolopia lanceolata D. Keil, R. Riggins 1986-4-26 19260 San Luis Obispo ca. 1.15 mi NE of jct of Elkhorn Rd on Crocker Grade Rd; T31S, R21E, SE 1/4 S22 838 Comment
  CAS-BOT-BC349569  Monolopia lanceolata Ira L. Wiggins 1932-3-21 5822 San Luis Obispo Ridge on N.E. edge of Carisa [Carrizo] Plain on road to Bitterwater Valley Comment
  OBI18713  Monolopia lanceolata Robert F. Hoover 1949-4-12 7603 San Luis Obispo E edge of Carrizo Plain, E of Simmler Comment
  OBI25921  Monolopia lanceolata Malcolm McLeod, Burdetts, Joneses, McLeod 1981-4-5 1376 San Luis Obispo 21 mi NW of Paso Robles on Interlake Rd at E entrance to Bee rock Cyn Comment
  OBI66948  Monolopia lanceolata David J. Keil, with Kathleen A. Keil 2001-4-20 29363 San Luis Obispo Salt Canyon. Ca. 15 miles north of Highway 58 along Bitterwater Road, Vicinity of 35.55362 deg. N x 120.10450 deg. W 529 Comment
  UC618914  Monolopia stricta Alice Eastwood and John Thomas Howell 1937-4-29 4117 San Luis Obispo near Soda Lake; Carrizo Plain Comment
  CAS-BOT-BC349686  Monolopia stricta Eben McMillan 1952-3-23 15 San Luis Obispo Grant's Lake, Choice Valley, 4 mi. S. 13 mi. E. of Shandon Comment
  OBI18699  Monolopia stricta Robert F. Hoover 1950-4-2 7793 San Luis Obispo 6 mi E of Simmler, Carrizo Plains Comment
  OBI57013  Monolopia stricta Fred Hrusa, Jeff Hart 1993-4-6 10699 San Luis Obispo Carrizo Plain; at S end of Soda Lake on E side 610 Comment
  UC564114  Monolopia stricta Roxana S. Ferris 1935-3-21 9037 San Luis Obispo Plain--3 mi e Lost Hills (on Paso Robles-Wasco Road) Comment
  OBI30385  Morella californica Robert J. Rodin 1972-3-29 8607 San Luis Obispo Near effluent of Oso Flaco in the Nipomo Dunes Comment
  UC1135947  Morella californica N. French 1936-1-31 710 San Luis Obispo Los Osos Ranch, San Luis Obispo Comment
  CAS-BOT-BC109034  Mucronea californica Ernest C. Twisselmann 1956-6-1 2889 San Luis Obispo South end of Morro Bay, near Baywood Park. 30 Comment
  CDA17934  Mucronea californica Austin Griffiths, G. F. Hrusa 1987-4-29 18146 San Luis Obispo Montana de Oro State Park; 5th swale of crest N of Hazard Canyon. 1 Comment
  OBI50324  Mucronea californica Tawney Odegard 1985-7-20 44 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, turn rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  RSA205088  Mucronea californica S. Carlquist 1969-7-1 4329 San Luis Obispo 5.5 miles south of Oceano Comment
  UCR41865  Mucronea californica C. F. Smith 1950-5-4 2761 San Luis Obispo Off Creston-Simmler Rd. at Fernandez Creek 418 Comment
  RSA487193  Mucronea californica James L. Reveal, Rose Broome, Clare B. Hardham 1987-6-18 6484 San Luis Obispo Nipomo Mesa in Los Berros, on sand dunes north of Dale Ave., 0.1 mile E of Wagon Wheel Way and 0.4 mile W of the Union Oil Summit Pumping Station, about 4 airline miles NW of Nipomo. 122 Comment
  SBBG109701  Mucronea californica E. C. Twisselmann 1955-6-10 2132 San Luis Obispo Vaquero Water Cyn 487 Comment
  SJSU3417  Mucronea californica C. W. Sharsmith 1962-4-19 6778 San Luis Obispo valley of Shell Cr, San Juan Cr drainage c. 12 mi due S of Shandon 414 Comment
  CHSC63654  Mucronea perfoliata B. Castro; G. Kuenster 1989-5-24 311 San Luis Obispo Ca 2 mi NE of Santa Margarita, in sandy soils of grassy hills above the Salinas R., along Hwy 58. 335 Comment
  CAS-BOT-BC259851  Nassella cernua Ernest C. Twisselmann 1956-6-7 2896 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley Hills, 0.5 mile W of Henry Twisselman Ranch 609 Comment
  CDA32565  Nassella cernua T. C. Fuller 1962-7-19 9259 San Luis Obispo Gillis Canyon, ca. 10.6 miles southeast of Shandon. 0 Comment
  RSA0042947  Nassella lepida LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6535 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
  SBBG97088  Nassella lepida D. A. Young, S. Junak, T. Ayers 1989-4-27 1964 San Luis Obispo upper end of Chaparral Rd near E end of Cuesta Ridge Botanical Area, below TV antennas Comment
  UC1583619  Nassella lepida David Keil and Dirk Walters 1986-5-2 19319 San Luis Obispo just n San Luis Obispo (canyon burned in July 1985 in Las Pilitas Fire); Santa Lucia Mountains, Reservoir Canyon 182 Comment
  CAS-BOT-BC260209  Nassella pulchra Ira L. Wiggins 1929-4-16 3649 San Luis Obispo 8 miles N of Cayucos Comment
  SBBG104469  Nassella pulchra M. D. Proctor, E. A. Young 1993-4-16 ROB 446 San Luis Obispo Dughi Spring; Camp San Luis Obispo Comment
  SBBG734  Nassella pulchra C. B. Hardham 1957-4-2 1610 San Luis Obispo Willow Crk, ca. 5 mi W of Paso Robles Comment
  UC463196  Nassella pulchra Roxana S. Ferris 1929-4-16 7673 San Luis Obispo 8 mi n Cayucos Comment
  CAS-BOT-BC260212  Nassella pulchra Clare B. Hardham 1962-4-17 9013 San Luis Obispo The Santa Lucia Mountains. E of Cuesta Grade Comment
  POM262060  Nassella pulchra I. L. Wiggins 1929-4-16 3649 San Luis Obispo 8 miles north of Cayucos Comment
  OBI3511  Nasturtium officinale Lynch 1971-5-21 33 San Luis Obispo NE end of Smith Reservoir. Cal Poly campus Comment
  OBI75233  Navarretia atractyloides Michael Walgren 2011-8-12 251 San Luis Obispo Callendar Dunes along Hwy 1 N of Callendar rd and E of hwy 1 Comment
  SBBG117974  Navarretia atractyloides E. Painter, M. Wetherwax, K. Downing, C. Bratt 2000-5-17 CR 101 San Luis Obispo near N end of MacMillan airstrip, near Generals Rd; Camp Roberts 240 Comment
  CDA11603  Navarretia atractyloides G. F. Hrusa 1995-6-21 12405 San Luis Obispo Hollister Peak; Hollister Peak, N-facing flats at SW base of last steep ascent to summit Comment
  UC1124115  Navarretia jaredii P. L. Johannsen 1937-5-28 1171 San Luis Obispo 1 mi wsw Chimeneas Ranch; McKittrick Quad. 822 Comment
  OBI83510  Navarretia jaredii David J. Keil 1998-5-13 27222 San Luis Obispo Just E of intersection of La Panza Rd. & Hwy 58 Comment
  RSA140101  Navarretia jaredii Clare B. Hardham 1959-5-6 4420 San Luis Obispo Between Bee Rock and the Nacimiento Comment
  OBI65868  Navarretia mellita D. R. Miller 1994-6-10 694 -429 San Luis Obispo Pine Mt. region. Patch at brush edge next to 'Coles' ridge gate; top of the Marmoley's creek drainage. 900 Comment
  JEPS99398  Navarretia mitracarpa Clare B. Hardham 1964-6-25 12062 San Luis Obispo E of Santa Margarita (Rinconada Mine) Comment
  SBBG100992  Navarretia mitracarpa D. R. Miller 1992-6-5 692 1 b San Luis Obispo Little Pine Mtn near south orchard area on Cole Ranch 731 Comment
  UCD48442  Navarretia mitracarpa Robert E. Preston 1998-6-12 1118 San Luis Obispo CA: San Luis Obispo Co; on hillside ca. 300 W of Navaho Creek, ca. 0.25 mi S of Hwy 58 (La Panza Ranch 7.5' quad). 487 Comment
  SBBG117884  Navarretia nigelliformis subsp. radians E. Painter, M. Wetherwax 2000-5-17 CR 91 San Luis Obispo above Nacimiento River, above Tower Rd; Camp Roberts 220 Comment
  OBI83454  Navarretia squarrosa Robert F. Hoover 1969-8-15 11550 San Luis Obispo Los Osos Valley Comment
  RSA0006286  Nemacladus secundiflorus R. C. Bacigalupi, G. T. Robbins 1954-5-19 4504 San Luis Obispo East Fork Huerhuero Creek, 3 mi. north of Creston. 1.1 miles south of Geneseo School. 305 Comment
  SEINET10461003  Nemacladus secundiflorus Hurd 1962-6-9 HURD 62 -20 San Luis Obispo 5.1 miles northeast of Santa Margarita Comment
  RSA139941  Nemacladus secundiflorus var. robbinsii Clare B. Hardham 1960-5-12 5677 San Luis Obispo 1 mile west of Bee Rock. Comment
  OBI20991  Nemacladus secundiflorus var. secundiflorus Rimo Bacigalupi, Roxana S. Ferris & G. T. Robbins 1955-5-24 5209 San Luis Obispo Above crk bed in Palo Prieto Cyn, 2.4 mi above its confluence with Cholame Crk, N end of the Temblor Range 457 Comment
  RSA165511  Nemacladus secundiflorus var. secundiflorus Clare B. Hardham 1963-6-5 10710 San Luis Obispo Santa Lucia Mountains. Comment
  SD241836  Nemophila menziesii Ellen Dean, T. Starbuck and M. Starbuck 2008-3-25 4626 San Luis Obispo North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 591 Comment
  UCD120219  Nemophila menziesii S. P. Lynch 1974-4-22 490 San Luis Obispo San Luis Obispo County: In Commatti Canyon (aka Camatta Canyon), 1.1 miles N of CA 58. Comment
  RSA605958  Nemophila menziesii var. menziesii D. D. Keck, Jens Clausen 1935-4-9 3086 San Luis Obispo Cholame 457 Comment
  SBBG49063  Nemophila menziesii var. menziesii J. Copeland 1974-2-17 1049 San Luis Obispo Grand View Mesa, Nipomo Comment
  OBI58212  Nemophila pulchella var. fremontii David J. Keil 1998-5-11 27206 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  SBBG40336  Nicotiana acuminata var. multiflora R. F. Hoover 1969-7-12 11442 San Luis Obispo Salinas River at Paso Robles Comment
  SBBG107555  Nicotiana acuminata var. multiflora C. B. Hardham 1957-7-15 2449 San Luis Obispo Santa Rita Rd, 3.5 mi W of York Mtn Rd Comment
  UC1125158  Nicotiana glauca B. Bolt 1936-3-15 628 San Luis Obispo 2 mi ene Cayucos; Cayucos Quad. 45 Comment
  SBBG107556  Nicotiana quadrivalvis C. B. Hardham 1957-7-14 2466 San Luis Obispo Santa Rita Crk, 4 mi W of Templeton Comment
  UC1392911  Nicotiana quadrivalvis R. F. Hoover 1969-7-3 11409 San Luis Obispo Paso Robles Salinas River (Salinas River bed) Comment
  SBBG107643  Nuttallanthus texanus C. B. Hardham 1958-3-4 2852 San Luis Obispo near Leffingwell Crk, Cambria Comment
  SBBG87237  Nuttallanthus texanus C. B. Hardham 1951-3-19 3043 San Luis Obispo Nipomo Mesa N of Guadalupe Comment
  SBBG14318  Oemleria cerasiformis R. Gankin, W. R. Russell 1962-2-22 342 San Luis Obispo hill just S of Arroyo de la Cruz, 0.5 mi E of Hwy 1, 9.4 mi NW of entrance to Hearst State Historical Monument Comment
  OBI10141  Oemleria cerasiformis Robert F. Hoover 1947-2-8 6607 San Luis Obispo Pettitt Cyn (Sycamore Cyn of USGS map), San Luis Range Comment
  UC1093960  Oemleria cerasiformis Herbert L. Mason 1936-3-6 10987 San Luis Obispo 11 mi w San Luis Obispo (Pecho hills) Comment
  OBI57693  Oenanthe sarmentosa Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes. Along N edge of Jack Lake Comment
  OBI17643  Oenanthe sarmentosa Robert J. Rodin 1959-5-26 6352 San Luis Obispo Near Morro Bay at Cuesta by the sea Comment
  OBI3691  Olea europaea Mary Kidd 1970-11-1 133 San Luis Obispo Science bldg, Cal Poly campus. In large brick planter between wings of the sci bldg Comment
  OBI12163  Olea europaea John Helfrich 1964-3-1 12 San Luis Obispo 1425 Phillips Ln, San Luis Obispo Comment
  OBI55264  Ononis alopecuroides G. F. Hrusa, G. Perez, J. Parks 1998-7-21 14732 g San Luis Obispo Quad: Nipomo 7.5 375 Comment
  UCD108113  Ononis alopecuroides G. F. Hrusa; G. Perez, J. Parks 1998-7-21 14732 f San Luis Obispo San Luis Obispo County: 9975 Temettate Dr., off Suey Ck. Rd, approx. 15 mi. E Santa Maria, Nipomo. 375 Comment
  OBI17565  Opuntia ficus-indica Doug Gratz 1977-3-4 s.n. San Luis Obispo Cal Poly University. 1/2 mine from Sorento Sheep Unit Comment
  OBI77076  Opuntia ficus-indica M. G. McLeod 1973-11-17 1255 San Luis Obispo Along water course about 40m. E of MGM #1265 Comment
  CDA11499  Orobanche bulbosa G. F. Hrusa, K. Phillips, A. Flinck 1995-5-29 12279 San Luis Obispo Black Butte Research Natural Area, Los Padres NF. NE of intersection of main ridge rd. and Peak 1 radio facility. Comment
  UC2027154  Orobanche californica David J. Keil with Mike Walgren 2012-9-8 31527 San Luis Obispo Harmony Headlands State Park, south of Cambria, west of California Highway 1. Comment
  POM147155  Orthocarpus purpurascens Alice Eastwood 1927-4-8 14338 San Luis Obispo Nipoma Mesa. Comment
  POM319327  Orthocarpus purpurascens Patricia Wilder 1969-3-29 4483 San Luis Obispo Los Berros Road at junction with dirt road heading WNW, 1.5 miles SW of Los Berros on Nipomo Mesa; Los Berros Creek drainage area. 76 Comment
  OBI82518  Osmorhiza brachypoda David J. Keil, with Matt Ritter, Jenn Yost, Kristen Nelson, Jessica adinolfi, Julia Harencar, and Jason Johns 2016-3-2 33531 San Luis Obispo Santa Margarita Lake Regional Park. Grey Pine Loop Trail 400 Comment
  UCR140083  Oxalis corniculata George K. Helmkamp 2004-2-10 8269 San Luis Obispo Central Coast, southeast of Oceano along Halcyon Rd., 0.2 mi east of Mesa View Dr. 76 Comment
  CAS-BOT-BC121285  Paeonia californica R. F. Hoover 1967-2-18 10213 San Luis Obispo Diablo Canyon Comment
  OBI79395  Paeonia californica David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31672 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
  POM180558  Paeonia californica Roxana S. Ferris 1929-4-13 7511 San Luis Obispo North base of the Cuesta Grade Comment
  UCSB2034  Paeonia californica Constance, Lincoln; Beetle, Alan 1940-3-22 San Luis Obispo Above Pozo Creek, 2 miles northeast of Pozo, La Panza Range 472 Comment
  UCR38962  Panicum dichotomiflorum subsp. dichotomiflorum Phil Ashley 1984-8-21 s.n. San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo Comment
  SBBG94426  Papaver californicum D. Keil 1986-4-8 19116 San Luis Obispo BLM land on E side of Santa Margarita Lake Comment
  OBI66956  Papaver heterophyllum David J. Keil, with Kathleen A. Keil 2001-4-20 29354 San Luis Obispo Bitterwater Canyon. Along Bitterwater Road ca. 10 miles north of junction with Highway 58. Vicinity of 35.50206 deg. N x 120.07846 deg. W 671 Comment
  OBI22079  Parapholis incurva Robert F. Hoover 1949-5-3 7658 San Luis Obispo Avila Comment
  OBI82656  Parthenocissus inserta David J. Keil 2015-7-8 33291 San Luis Obispo Atascadero. Southeast of intersection of El Camino Real and San Rafael Road 280 Comment
  OBI79036  Paspalum dilatatum David J. Keil 2013-8-22 31911 San Luis Obispo Morro Bay State Park. Vicinity of Quarry Trail trailhead along South Bay Blvd. 10 Comment
  CDA34826  Passiflora tarminiana David J. Keil 1988-6-23 20795 San Luis Obispo Cambria. Along Plymouth Road just north of junction with Huntington Rd. and along Huntington Rd. east of junction with Plymouth Rd. 0 Comment
  OBI56783  Pectocarya penicillata David J. Keil 1986-4-13 19183 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill Rd. S side of hwy Comment
  RSA10466  Pectocarya penicillata Doris K. Kildale 1929-4-13 7120 San Luis Obispo Salinas River, 5 miles N of Paso Robles. Comment
  OBI75015  Pedicularis densiflora Michael Walgren 2011-2-12 198 San Luis Obispo Private propoerty onEastern boundary of Morro Bay State Park 80 Comment
  UC56087  Pedicularis densiflora J. H. Barber 1899-4-14 San Luis Obispo Santa Lucia Mountains Comment
  OBI79209  Pelargonium quercifolium Clare B. Hardham 1959-3-6 4038 San Luis Obispo Santa Lucia Mountains, Naturalized in Pinus radiata forest, Cambria. Comment
  UC1063606  Pellaea andromedifolia E. Armstrong 1934-4-1 1109 San Luis Obispo 10 mi w Pozo; Pozo Quadrangle Comment
  UC1969553  Pellaea andromedifolia David Keil 2000-4-27 28462 San Luis Obispo Los Padres National Forest trailhead ca. 1 mile east from turnoff to Rock Front Ranch. 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
  UC410494  Pellaea andromedifolia Alice Eastwood 1928-5-17 15115 San Luis Obispo Charro Creek San Luis Obispo Comment
  OBI57066  Penstemon centranthifolius G. F. Hrusa, D. Ragan 1995-6-19 12349 San Luis Obispo Nipomo Dunes State Recreation Area. Near corner of hwy 1 and Calandar Rd 100 Comment
  RSA43196  Penstemon heterophyllus subsp. australis Robert F. Hoover 1947-5-30 7228 San Luis Obispo Husana River just below confluence of Arroyo Seco. Comment
  JEPS97104  Penstemon heterophyllus var. heterophyllus F. L. Johnson and E. A. Young 1993-5-23 ROB 511 San Luis Obispo Twin Bridges on Boyscout Road Camp Roberts Comment
  UC338222  Penstemon heterophyllus var. heterophyllus J. G. Lemmon 1887-1 San Luis Obispo Comment
  CAS-BOT-BC330461  Pentachaeta alsinoides Roxana S. Ferris 1929-4-15 7622 San Luis Obispo Between Guadalpe and Callender Comment
  OBI56833  Pentachaeta alsinoides David J. Keil 1998-4-20 26851 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  UC1750144  Pentachaeta alsinoides David Keil 1998-5-6 27126 San Luis Obispo E of San Miguel (Ranchita Canyon Rd., 2.1 mi S of Monterey Co. line) Comment
  SEINET2442718  Pentachaeta exilis David Keil 2001-4-17 29309 San Luis Obispo Camp Roberts. Just northwest of junction of San Marcos Road and Generals Road. Foothill woodland area. 201 Comment
  SBBG117907  Pentachaeta exilis subsp. exilis M. Wetherwax, E. Painter 2003-4-2 CR 420 San Luis Obispo S side of Boy Scout Rd, ca. midway between Boy Scout Ford and Twin Bridges; Camp Roberts 203 Comment
  SBBG117909  Pentachaeta exilis subsp. exilis M. Wetherwax, E. Painter 2002-3-27 CR 274 San Luis Obispo N of San Marcos Rd, W of Generals Rd; Camp Roberts 260 Comment
  CAS-BOT-BC71719  Pentagramma triangularis subsp. triangularis R. F. Hoover 1964-5-13 8820 San Luis Obispo Tassajara Creek Comment
  UC1296372  Pentagramma triangularis subsp. triangularis R. F. Hoover 1964-5-13 8819 San Luis Obispo Tassajera Creek Comment
Read comments Jul 27 2015
  UCSB57259  Phacelia brachyloba Ryan, P.; Callaway, R. 1987-4-17 San Luis Obispo Creston Rd., 1 mile north of jct. Hwy. 58, about 8 miles north of Santa Margarita, east side of road 426 Comment
  OBI74466  Phacelia cicutaria var. hispida David J. Keil 2010-6-5 30853 San Luis Obispo Santa Lucia Mountains. Along Lopez Canyon Road in vicinity of Lopez Conference Center Comment
  RSA142148  Phacelia cicutaria var. hispida Clare B. Hardham, C. Butterworth 1960-5-7 6395 San Luis Obispo Cerro Alto Comment
  SBBG12287  Phacelia ciliata E. R. Chandler 1962-4-3 488 San Luis Obispo ca. 1 mi E of Cholame Comment
  OBI5540  Phacelia distans Sharon Jochums 1974-4-28 144 San Luis Obispo W of Hwy 1 S of Arroyo de la Cruz Comment
  OBI13811  Phacelia distans A. Ahmad 1963-4-17 11 San Luis Obispo 1 mi E SLO Comment
  SJSU7528  Phacelia distans L. S. Rose 1961-4-15 61044 San Luis Obispo San Marcos Cr 8 mi SE of Nacimiento Dam 335 Comment
  UC1285014  Phacelia douglasii R. F. Hoover 1949-4-2 7569 San Luis Obispo near summit Cottonwood Pass Comment
  RSA67581  Phacelia douglasii P. A. Munz 1951-4-13 16300 San Luis Obispo San Juan Creek, at crossing of State Highway 178. 610 Comment
  RSA139947  Phacelia fremontii Clare B. Hardham 1960-4-8 5356 San Luis Obispo Bed of San Juan River. Road from Simmler to Paso Robles. Comment
  RSA201680  Phacelia fremontii Robert F. Hoover 1949-4-21 7607 San Luis Obispo Just east of San Juan River on road from La Panza to Simmler. Comment
  OBI54214  Phacelia imbricata George Butterworth 1995-5-2 65 San Luis Obispo Carrizo Plain Natural Area. T31S, R19E, S15, SE Qtr. 1/4 mi E of road where it curls E and down 695 Comment
  UCD120596  Phacelia imbricata G. F. Hrusa 1995-5-28 12231 San Luis Obispo San Luis Obispo County: SE base of Peak 3, Black Butte Research Natural Area. 490 Comment
  RSA428174  Phacelia ramosissima var. montereyensis E. A. Purer 1931-08 14542 San Luis Obispo Oceano Comment
  CAS-BOT-BC159124  Phacelia ramosissima var. montereyensis R. F. Hoover 1947-7-10 7294 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe-Arroyo Grande road, on shifting sand-dunes Comment
  UC1925832  Phacelia suaveolens David 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. Comment
  UC52174  Phacelia tanacetifolia Mrs. R. W. Summers 1882-3-17 San Luis Obispo lower slopes San Luis Mt. Comment
  OBI13727  Phacelia viscida Robert F. Hoover 1953-5-28 8326 San Luis Obispo Lopez cyn Comment
  CAS-BOT-BC258833  Phalaris angusta R. F. Hoover 1948-5-5 7522 San Luis Obispo Oak Park district 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
  OBI22094  Phalaris californica Robert D. Page 1962-5-4 88 San Luis Obispo Hazard Cyn, Morro Bay Comment
  RSA129158  Phalaris caroliniana C. M. Belshaw 1936-3-31 1760 San Luis Obispo 3 miles NNE of Cayucos Point 107 Comment
  UC524100  Phlox gracilis Ira L. Wiggins 1932-3-21 5800 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  CDA15223  Pholisma arenarium G. F. Hrusa, D. Ragan 1998-7-21 14761 San Luis Obispo Nipomo Dunes; Immed. W of intersection of Callendar Rd. & Hwy 1. Comment
  UC1036938  Pholisma arenarium Rimo Bacigalupi 1950-5-13 3196 San Luis Obispo sandy area just s Oso Flaco Lake Comment
  SEINET10743463  Pholisma arenarium George Yatskievych 1981-5-18 Yatskievych 81 -180 San Luis Obispo Road to Union 76 refinery, off Highway 1, 6 miles S of Oceano. 30 Comment
  RSA0020755  Pholistoma membranaceum Greg Wilvert 2005-4-23 288 San Luis Obispo Above Lawson Spring. 857 Comment
  RSA522544  Phoradendron densum David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18671 San Luis Obispo 18.4 miles from CA Rte 1 along San Simeon Creek Road, N of Rocky Butte lookout. 732 Comment
  OBI65148  Phoradendron serotinum subsp. tomentosum Greg Wilvert 2005-5-15 424 San Luis Obispo SE Half of Caliente Range. 2 km WSW of Semper Spring 1261 Comment
  RSA43014  Phoradendron villosum Robert F. Hoover 1946-9-14 6387 San Luis Obispo Palo Prieto Canyon. Comment
  UC1153370  Phyllospadix scouleri R. F. Hoover 1964-7-12 9201 San Luis Obispo Leffingwell Landing near Cambria. Comment
  CAS-BOT-BC206933  Pickeringia montana var. montana R. F. Hoover 1950-6-5 7982 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI12773  Pickeringia montana var. montana Robert F. Hoover 1959-5-9 8495 San Luis Obispo 6 mi W of Paso Robles on Adelaida rd Comment
  SBBG104229  Pinus attenuata F. L. Johnson Proctor 1993-2-21 ROB 166 San Luis Obispo Pick and Shovel Mine; Camp San Luis Obispo Comment
  OBI7736  Pinus coulteri Jack M. Farrell 1955-2-21 104 San Luis Obispo Cal Poly campus Comment
  OBI72505  Pinus radiata J. Olson 2002-4-10 s.n. San Luis Obispo Camp San Luis Obispo. roadside, opposite Bldg S509 and adj to fire hydrant Comment
  SBBG107757  Piperia elongata C. B. Hardham 1957-5-12 2055 San Luis Obispo headwaters of Las Tablas Crk Comment
  CAS-BOT-BC71769  Pityrogramma triangularis var. viridis Ernest C. Twisselmann 1956-2-20 2513 San Luis Obispo Sycamore Canyon (Pozo Grade) 606 Comment
  OBI82519  Plagiobothrys David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33497 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 600 Comment
  OBI77853  Plagiobothrys bracteatus David J. Keil 1998-5-6 27099 San Luis Obispo NE of Paso Robles. Vernal pool on S side of Tower Rd., 0.3 mi W of junction with Jardine Rd. Comment
  RSA80217  Plagiobothrys bracteatus Alice Eastwood, J. T. Howell 1936-5-8 2290 San Luis Obispo On Pozo road 3 miles from Santa Margarita Comment
  RSA605968  Plagiobothrys canescens D. D. Keck, J. Clausen 1935-4-9 3075 San Luis Obispo 3.5 miles west of Shandon. 305 Comment
  SDSU20778  Plagiobothrys canescens Michael G. Simpson, Matt Ritter, David Keil, Heath Bartosh 2013-5-2 3737 San Luis Obispo Avenales ranch. 425 Comment
  OBI66364  Plagiobothrys collinus var. fulvescens David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26250 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
  OBI32032  Plagiobothrys nothofulvus David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15858 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI51412  Plagiobothrys nothofulvus Jan Barber 1994-3-21 108 San Luis Obispo San Simeon State park. Near ravine SE of Washburn campground Comment
  OBI62647  Plagiobothrys nothofulvus George Butterworth 2003-3-17 460 San Luis Obispo Chimineas. Along Feed Lot Rd on hill above tank Comment
  RSA139948  Plagiobothrys nothofulvus Clare B. Hardham 1960-4-2 5329 San Luis Obispo Green Valley near Cambria. Comment
  UCD77095  Plagiobothrys nothofulvus Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4648 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 west of the turn off to Pozo. 590 Comment
  UCSB44322  Plagiobothrys nothofulvus Zeeb, Marty 1979-4-20 San Luis Obispo At Lunch Meadow; East Cuesta Ridge Rd.; 2 miles from U.S. 101 609 Comment
  UC1392861  Plagiobothrys shastensis R. F. Hoover 1968-4-6 11003 San Luis Obispo on La Panza road 18 mi e Creston Comment
  OBI17684  Plantago erecta Dave Imper 1977-2-24 53 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd 76 Comment
  OBI51771  Plantago erecta R. Mike Arens 1994-6-10 101 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near Botanical Garden footbridge 244 Comment
  UC2027467  Plantago erecta Greg Wilvert 2005-3-21 19 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1/3 km W of the S end of Pipeline Road overlooking the Cuyama Valley Comment
  OBI11642  Plantago lanceolata Barbara Robinson 1967-11-27 12 San Luis Obispo West Rd back entrance to Calif Stat Polytechnic College campus, San luis Obispo 137 Comment
  OBI81007  Plantago lanceolata David J. Keil 2015-2-14 32597 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  UCR131095  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 1999-5-22 4908 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  RSA43210  Plantago maritima Robert F. Hoover 1947-5-23 7189 San Luis Obispo Coast S of Hagard Canyon. Comment
  UC1192031  Plantago subnuda Malcolm A. Nobs and S. Galen Smith 1948-9-9 660 San Luis Obispo s of Pismo Beach Comment
  UCD124568  Plantago subnuda Malcom A. Nobs; S. Galen Smith 1948-9-9 660 San Luis Obispo San Luis Obispo County: Dune-bound marshes, south of Pismo Beach. Comment
Read comments Jan 20 2015
  OBI11615  Platanus racemosa Jay B. Hunt 1955-10-25 s.n. San Luis Obispo Cal Poly Campus, Poly Grove Comment
  OBI11616  Platanus racemosa R. A. Hays 1957-10-12 s.n. San Luis Obispo Perfumo Cyn Comment
  SBBG104220  Platanus racemosa F. L. Johnson Proctor 1993-2-20 ROB 160 San Luis Obispo N edge of cantonment area; Camp San Luis Obispo Comment
  CAS-BOT-BC93226  Platanus racemosa R. F. Hoover 1946-8-18 6309 San Luis Obispo East base of La Panza Range, and branch of Navajo Creek. Comment
  OBI66090  Platanus racemosa D. R. Miller 1997-3-10 397 -639 San Luis Obispo Pine Mt Region. First gate at ranch house, San Simeon drainage 488 Comment
  RSA778172  Platystemon californicus David J. Keil 1988-3-19 20424 San Luis Obispo Froom Ranch, SW of US 101 and Los Osos Valley Road near intersection with Calle Joaquin, SW of San Luis Obispo city limits. 30 Comment
  UC1126467  Platystemon californicus E. Armstrong 1934-4-1 1106 San Luis Obispo 6 mi ne Pozo; Pozo Quad. Comment
  UC131053  Platystemon californicus Katharine Brandegee May 1909 San Luis Obispo near San Luis Obispo Chorro (Chorro); , Chorro Comment
  OBI78500  Plectritis Carrie Wilson, Allison Berry 1982-4-24 10 San Luis Obispo Approx 6.5 mi NW of Paso Robles on CA Rte G14. 1/2 mi inside entrc to Devil's Gorge Cmpgd.On ridge above E shore of Lake Nacimiento Comment
  OBI24607  Plectritis macrocera Robert F. Hoover 1967-4-16 10474 San Luis Obispo Temblor Range near N end of Elkhorn Plain Comment
  OBI69887  Pluchea sericea Charles E. Blair 2002-1-28 24 San Luis Obispo Chimeneas Ranch, fence line N of SR 166 36 mi E of US 101. Cuyama River valley 442 Comment
  UC1132579  Poa annua G. T. Nordstrom 1937-4-28 1143 San Luis Obispo 1 mi s Williams Ranch; Adelaida Quadrangle Comment
  OBI22163  Poa howellii Robert F. Hoover 1964-6-5 8917 San Luis Obispo ridge SE of Cuesta pass Comment
  UCD91116  Poa howellii G. F. Hrusa 1995-5-28 12199 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Ridge 4 600 Comment
  SBBG112417  Poa howellii D. Keil, R. Riggins 1987-5-11 20147 San Luis Obispo rd to radio facility N of Mt Lowe, ca. 0.35 mi from Cuesta Ridge rd and 4 mi from US 101 731 Comment
  UCR42542  Poa pratensis David J. Keil, E. A. Wise 1985-4-25 18551 San Luis Obispo Black Lake Canyon between CA Hwy 1 and the Guadalupe Road Comment
  UCR190649  Poa secunda George K. Helmkamp, E. A. Helmkamp 2005-3-25 9217 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  UC1132805  Poa secunda subsp. secunda N. K. Carlson 1936-3-28 256 San Luis Obispo 1.2 mi sw Santa Margarita (Plot 41); San Luis Obispo Quadrangle 274 Comment
  UC1132810  Poa secunda subsp. secunda P. L. Johannsen 1936-3-21 721 San Luis Obispo 1 mi ne junction S. L. Obispo Creek and Reservoir Canyon (Plot 6); San Luis Obispo Quadrangle 228 Comment
  OBI47417  Poa secunda subsp. secunda David J. Keil 1981-4-9 14288 San Luis Obispo 1 mi from jctn with Pozo Rd on Las Pilitas Rd Comment
  OBI62984  Poa tenerrima D. R. Miller 1997-4-30 494 /654 San Luis Obispo Pine Mt Region. Along Coles Rd in near Cowboy camp, Marmolejo crk drainage 875 Comment
  OBI13592  Pogogyne douglasii Robert F. Hoover 1947-8-17 7388 San Luis Obispo Between San Carpoforo crk and Arroyo de la Cruz Comment
  UC1285264  Pogogyne douglasii R. F. Hoover 1947-8-17 7388 San Luis Obispo betwenn San Carpoforo Creek and Arroyo de La Cruz, on oceon bluff Comment
  OBI67161  Pogogyne douglasii E. L. Painter & M. Wetherwax, M. Wetherwax 1999-7-14 SLO- 13 San Luis Obispo Camp San Luis Obispo. Along rd to Pick and Shovel Mine; Training Area X 400 Comment
  SDSU19278  Pogogyne serpylloides Michael Silveira, C. Matt Guillams 2008-5-30 30 San Luis Obispo North side of G-14, less than 0.5 miles west of Bee Rock Store. Close to spring of Bee Rock. 291 Comment
  RSA0022157  Pogogyne serpylloides Barbara Ertter 1987-4-11 6828 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, 7 air miles N of San Simeon, 2-3 miles from Hwy 1 122 Comment
  UCR132038  Polycarpon tetraphyllum George K. Helmkamp 2003-7-29 8038 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  OBI10867  Polygonum aviculare Eben McMillan 1952-6-16 153 San Luis Obispo E. McMillan Ranch, Choice Valley 2 mi S, 8 mi E of Shandon Comment
  UC2027513  Polypodium calirhiza David J. Keil 2011-5-12 31005 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. Comment
  OBI79266  Polypodium calirhiza David J. Keil, with Matt Ritter 2012-3-29 31237 San Luis Obispo Santa Lucia Mountains. Santa Rita Creek Road southwest of Templeton Comment
  RSA0042940  Polypogon interruptus LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6542 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
  UCD51640  Polypogon interruptus Beecher Crampton 1963-5-19 6983 San Luis Obispo San Luis Obispo County: Santa Margarita, Santa Margarita Creek. Comment
  CAS-BOT-BC233248  Polypogon maritimus Ernest C. Twisselmann 1955-6-16 2171 San Luis Obispo La Panza Range. Upper Buckhorn Canyon 609 Comment
  OBI31291  Polypogon maritimus Joy Nishida, Ginger King 1982-7-2 487 San Luis Obispo American Cyn. 1.4 mi S of American Cyn campground where stream crosses rd 500 Comment
  OBI31729  Polypogon monspeliensis Turnquist, Smeltzer 1982-7-23 176 San Luis Obispo Laguna lake Park, near developed trls and roadway on E side of lake Comment
  OBI51377  Polypogon monspeliensis Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .11 San Luis Obispo San Simeon State Park; W section Comment
  RSA191878  Polypogon monspeliensis R. F. Thorne, P. Everett 1962-10-3 31393 San Luis Obispo Oso Flaco Lake. 8 Comment
  CAS-BOT-BC237338  Polypogon monspeliensis Ernest C. Twisselmann 1954-5-1 1147 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Lower Associated Spring, 6 miles E of Simmler 487 Comment
  OBI29028  Polypogon monspeliensis Melissa Luckow 1981-6-25 712 San Luis Obispo Coastal area just N of San Simeon Beach Comment
  OBI35811  Polypogon monspeliensis Allison Berry 1984-4-10 72 San Luis Obispo Camp San Luis Shooting Facility. 6.5 mi N of San Luis Obispo on hwy 1. Collected on plateau just above dry stream behind cement bunker in SE corner of site Comment
  OBI43304  Polypogon monspeliensis Eric Wise 1983-10-16 1835 San Luis Obispo Grant Lake. Bordering James Grant's property on Choice Valley rd about 1 mi S of Choice Valley school Comment
  OBI65933  Polypogon monspeliensis Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-10 47 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS) S of Morro Bay on Hwy 1. Beyond Gilardi Rd on ranch rd N of hwy 1 195 Comment
  HSC91643  Polystichum dudleyi Susan H. Bicknell 1990-7-12 San Luis Obispo Montana de Oro State Park, along Hazard Trail Comment
  UC74831  Polystichum dudleyi Mrs. R. W. Summers San Luis Obispo Comment
  OBI37119  Populus fremontii Eric Wise 1982-4-29 1407 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  RSA123044  Populus fremontii subsp. fremontii H. C. Lee 1937-5-5 875 San Luis Obispo 1 mile SW of Dry Creek School. 229 Comment
  OBI75298  Populus trichocarpa David J. Keil 2011-3-5 30973 San Luis Obispo Cambria. Edge of Santa Rosa Creek riparian corridor along west side of California Route 1 5 Comment
  OBI36979  Potentilla anserina Eric Wise 1981-6-29 795 San Luis Obispo Celery Lake of Dune lakes Comment
  OBI36978  Potentilla anserina Eric Wise 1981-6-29 850 San Luis Obispo Twin Lake of Dune lakes Comment
  SD39939  Potentilla anserina Edith A. Purer 1933-7-20 5059 San Luis Obispo Partially stabilized sand dunes, five miles northwest of Guadalupe Comment
  POM98545  Potentilla anserina var. grandis Philip A. Munz 1925-3-25 9246 San Luis Obispo Damp beach at Morro. Comment
  CAS-BOT-BC216580  Prosopis pubescens Ernest C. Twisselmann 1966-9-10 12801 San Luis Obispo Dorothy Twisselman Ranch, eastern county 670 Comment
  UCR134415  Prunus fasciculata var. punctata George K. Helmkamp, E. A. Helmkamp 2001-4-29 6575 San Luis Obispo South Coast Range, Irish Hills, Clark Valley Road, 2.8 miles south of Los Osos Valley Road, east of Los Osos 91 Comment
  CAS-BOT-BC154489  Prunus ilicifolia Alice Eastwood 1927-7-30 15011 San Luis Obispo On road from [Arroya] Arroyo Grande to Huasna Comment
  UC54795  Prunus ilicifolia Mrs. R. W. Summers 1885-6-8 San Luis Obispo Summit of Santa Lucia Mountains Santa Lucia Mountains Comment
  OBI16451  Pseudognaphalium beneolens Robert F. Hoover 1966-10-5 10112 San Luis Obispo Nipomo Mesa S of Black Lake Cyn 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
  OBI59920  Pseudognaphalium californicum G. F. Hrusa 1995-5-28 12319 San Luis Obispo Black Butte Research Natural Area. Ridge immed SW of Radio Facility 2 (Peak 1) 630 Comment
  OBI72506  Pseudognaphalium californicum M. Wetherwax & E. L. Painter, K. Downing 2002-5-8 SLO- 258 San Luis Obispo Camp San Luis Obispo. Chumash Peak. UTMs (NAD27) zone 10, 708343E, 3910215N 194 Comment
  OBI79502  Pseudognaphalium microcephalum David J. Keil 2012-7-18 31415 San Luis Obispo Grover Beach. Highway 1, ca. 0.3 miles north of Grand Ave. 6 Comment
  OBI16434  Pseudognaphalium stramineum Robert F. Hoover 1946-9-15 6402 San Luis Obispo Rinconada Mine (W of Pozo) Comment
  OBI35369  Pseudognaphalium stramineum Melody Dickens 1980-9-18 50 San Luis Obispo Morro Rock, Morro Bay Along Morro Rock trl Comment
  UCD135200  Pseudognaphalium stramineum K. L. Chambers 1966-8-30 2477 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
  OBI29644  Psilocarphus tenellus David J. Keil, Dirk Walters 1980-4-26 13816 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso robles Comment
  CSUSB1658  Psoralea physodes Frank C. Vasek 1963-6-5 San Luis Obispo Found on road bank just west of Salinas River Bridge, 3 miles from Station Maryanta. Comment
  CAS-BOT-BC72646  Pteridium aquilinum R. F. Hoover 1966-9-21 10075 San Luis Obispo 1 mile south of Edna on Price Canyon road to Pismo Beach Comment
  OBI50277  Pterostegia drymarioides Tawney Odegard 1985-5-5 25 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley Rd after passing "Golf Course" sign, turn right on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi MBKR site is on the left Comment
  OBI74986  Pterostegia drymarioides Michael Walgren 2011-3-3 218 San Luis Obispo Los Osos Oaks state reserve off Los Osos Valley rd near Los Osos. 48 Comment
  OBI28122  Quercus agrifolia var. agrifolia Allison Berry & Carrie Wilson, Carrie Wilson 1982-5-11 53 San Luis Obispo No of San Luis Obispo, 1.5 mi on CA Rte 101 R on Reservoir Cyn rd, .5 mi to end. Site on ridge to left 550 yds up trail Comment
  CDA20421  Quercus berberidifolia J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area. Los Padres National Forest, Cuesta Ridge East. 0 Comment
  OBI14267  Quercus berberidifolia Jim Heaston 1961-11-12 405 San Luis Obispo La Panza Comment
  JEPS116470  Quercus douglasii Alice Le Duc 1999-4-23 383 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  UCD46000  Quercus durata D. Q. Cavagnaro 1963-10-20 231 San Luis Obispo Cerro Alto Campground, Los Padres National Forest, 11 miles southwest of Atascadero off U.S Highway 466, San Luis Obispo County, California. 304 Comment
  OBI6655  Quercus durata var. durata Greg Hassen 1975-7-15 45 San Luis Obispo Poly Canyon, Cal Poly campus Comment
  UC1392644  Quercus garryana var. garryana R. F. Hoover 1967-12-3 10888 San Luis Obispo Lower Lopez Canyon Comment
  UC1135773  Quercus palmeri G. T. Nordstrom 1937-5-17 1255 San Luis Obispo Peachy Canyon Road Paso Robles Quad. 335 Comment
  CAS-BOT-BC79331  Quercus turbinella Lonnie Belden 1965-7-19 s.n. San Luis Obispo Caliente Mt., 3/4 mi. NW of top along ridge 1524 Comment
  OBI64728  Quercus wislizeni var. frutescens D. R. Miller 1995-4-28 495 -571 San Luis Obispo Pine Mt Region. Along both sides of Ridge rd above Ocean View Mine area; Tobacco crk drainage 914 Comment
  CDA20406  Rafinesquia californica J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  OBI15551  Rafinesquia californica Unknown 1960-5-12 s.n. San Luis Obispo Price Cyn (S of Edna) Comment
  OBI37877  Rafinesquia californica David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18616 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
  OBI50508  Rafinesquia californica Steven A. Junak 1990-4-26 4209 San Luis Obispo Cuesta ridge Botanical Area, Los Padres NF. Santa Lucia mts: near N boundary of Cuesta Ridge Botanical Area, ca 0.4 I S of Tassajera Crk rd at S end of dirt rd on Ames property, which is ca 1.8 mi W of intersection with Hwy 101 518 Comment
  OBI80088  Ranunculus David J. Keil, Nancy Lagrille, Dieter Wilken, and Mark Skinner 2012-8-28 31512 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Foredunes and lagoon in vicinity of mouth of Arroyo Grande Creek 4 Comment
  UC1523534  Ranunculus aquatilis var. capillaceus Robert F. Thorne and P. Everett 1963-7-12 32262 San Luis Obispo small pond ca 1 mi n entrance to Piedras Blancas Point 7 Comment
  UC1126164  Ranunculus californicus C. M. Belshaw 1936-3-23 1700 San Luis Obispo 1.9 mi sw Hollister Pk. (Plot 2); Cayucos Quadrangle 18 Comment
  UCR61755  Ranunculus californicus George K. Helmkamp 1989-4-17 s.n. San Luis Obispo Irish Hills, at the crest of Prefumo Canyon Road 366 Comment
  UC454027  Ranunculus californicus L. C. W. 1907-4-13 San Luis Obispo Poly grounds Comment
  CAS-BOT-BC378574  Ranunculus californicus var. californicus R. F. Hoover 1948-3-4 7424 San Luis Obispo Osos Valley Comment
  SBBG104962  Ranunculus californicus var. californicus F. L. Johnson Proctor 1993-2-19 ROB 133 San Luis Obispo fish and wildlife improvement site; Camp Roberts Comment
  OBI42218  Ranunculus hebecarpus David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19512 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 Piltas fire of July 1985 Comment
  OBI60096  Ranunculus hebecarpus G. F. Hrusa 1995-4-15 12099 San Luis Obispo La Panza Range. Immed adj to spring at Queen Bee Camp 750 Comment
  OBI78091  Ranunculus hebecarpus George Butterworth 2013-4-24 913 San Luis Obispo Chimineas. NW of Taylor Poind. Fiehler Rocks 663 Comment
  RSA400004  Ranunculus hebecarpus Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  UC454021  Ranunculus hebecarpus I. J. C. and Dr. White 1909-4-17 San Luis Obispo Paso Robles Comment
  UC9451  Ranunculus hebecarpus Alice King May, 1895 San Luis Obispo Arroyo Grande Comment
  UCR240257  Raphanus raphanistrum George K. Helmkamp 2004-2-11 8272 A San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 0.2 mi north of Willow Rd. 130 Comment
  CAS-BOT-BC74335  Raphanus sativus Ernest C. Twisselmann 1952-7-31 234 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch, 7 miles south of Cholame. Comment
  OBI31818  Raphanus sativus Smeltzer/Turnquist 1982-4-12 26 San Luis Obispo SE side of Laguna Lake Park from the roadway to the base of hill Comment
  UC455765  Raphanus sativus unknown 1906-4-16 San Luis Obispo California Polytechnic School Comment
  POM244275  Rhamnus californica Carl B. Wolf 1929-4-16 3639 San Luis Obispo Narrow canyon of Morro Creek, 6 miles east of Morro Bay. 244 Comment
  JEPS116479  Rhamnus ilicifolia Alice Le Duc 1999-8-7 416 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  JEPS116480  Rhamnus ilicifolia Alice Le Duc 1999-8-7 415 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  UC1121845  Rhamnus ilicifolia H. A. Jensen 1930-9-5 64 San Luis Obispo Santa Rita Creek Adelaida Quad. 274 Comment
  UC608430  Rhus trilobata C. A. Graham 1938-4-6 280 San Luis Obispo 0.2 mi ne of Bee Rock (Bee Rock Canyon, a tributary of San Antonio River, se of Bradley); Bee Rock Canyon 289 Comment
  CAS-BOT-BC169028  Ribes indecorum R. F. Hoover 1964-3-14 8649 San Luis Obispo Head of Lopez Canyon Comment
  UC1127327  Ribes malvaceum T. M. Hendrix 1937-4-19 36 San Luis Obispo 4 1/4 mi ne Pozo; Los Padres National Forest, Pozo Quadrangle Comment
  UC1127328  Ribes malvaceum H. C. Lee 1937-5-8 899 San Luis Obispo Adelaida Rd. Paso Robles Quadrangle (130D) Comment
  OBI14054  Ribes malvaceum Robert J. Rodin 1962-5-8 6960 San Luis Obispo 4 mi SE of Cuesta Summit on Hwy 101 Comment
  OBI62138  Ribes menziesii P. A. Holden 1968-11-22 626 San Luis Obispo On hwy 46, 10 mi E of Cambria in semishaded area Comment
  OBI14031  Ribes quercetorum Robert F. Hoover 1964-4-13 8698 San Luis Obispo 2 mi S of Atascadero, W of hwy 101, near base of shale hill Comment
  CAS-BOT-BC144628  Ribes sanguineum var. glutinosum Alice Eastwood 1926-4-28 13583 San Luis Obispo Cambria Comment
  LA212436  Ribes speciosum W. M Arbaugh; 1968-3-20 160 San Luis Obispo Upper Sea Canyon, Coastal Hills. Comment
  SBBG126119  Rigiopappus leptocladus D. Keil 1998-5-4 27047 San Luis Obispo Redhill rd, just S of jct with St Hwy 58 Comment
  SBBG126246  Rigiopappus leptocladus D. Keil 1998-4-9 26631 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepusquet Cyn Rd Comment
  SBBG88434  Rorippa palustris var. occidentalis C. F. Smith 1968-7-30 10109 San Luis Obispo behind dunes at Oceano State Park Comment
  RSA449727  Rosa californica Thekla Mohr 1911-07 s.n. San Luis Obispo [No location information provided.] Comment
  RSA449728  Rosa californica Thekla Mohr 1911-07 s.n. San Luis Obispo [No location information provided.] Comment
  SBBG122321  Rosa californica D. Keil, V. L. Holland 2001-4-7 29244 San Luis Obispo western outskirts of Atascadero, 3-F Meadows area 365 Comment
  CAS-BOT-BC148211  Rosa spithamea R. F. Hoover 1969-7-2 11402 San Luis Obispo Hazard Canyon Comment
  OBI10008  Rosa spithamea Fred Rush May1956 76 San Luis Obispo Mt. SLO Comment
  OBI10009  Rosa spithamea Robert F. Hoover 1969-7-2 11402 San Luis Obispo Hazard Cyn Comment
  SEINET2442422  Rosa spithamea Mark Graham, Matthew Willis 2002-2-3 6 San Luis Obispo At base of rock faces 50ft North of Quarry Trail at Cabrillo Peak between Los Osos and Morro Bay. Coastal Scrub/Chaparral. 98 Comment
  CAS-BOT-BC157005  Rubus ursinus Ernest C. Twisselmann 1969-4-24 15170 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 213 Comment
  OBI65974  Rubus ursinus Wendy Thackery, Stacey Smith and Paul Corsi 2003-8-25 61 San Luis Obispo S of Morro Bay on hwy 1 N of Hollister Peak and hwy 1 at spring drainage off of Canet Rd frontage road 39 Comment
  OBI4141  Rubus ursinus John Thomas Howell 1970-4-1 46505 San Luis Obispo Bank of Carmel river just S of Carmel at hwy 1 Comment
  OBI5500  Rubus ursinus Sharon Jochums 1974-2-2 2 San Luis Obispo On southern slope of Arroyo de la Cruz, W of hwy 1 Comment
  OBI66133  Rumex D. R. Miller 1994-6-22 694 -476 San Luis Obispo Pine Mt Region. Along rd edge next to pasture at 1st gate; San Simeon Crk drainage 500 Comment
  OBI29029  Rumex acetosella Melissa Luckow 1981-6-25 713 San Luis Obispo Just N of San Simeon Beach Comment
  OBI27565  Rumex acetosella Melinda Doud 1976-5-1 20 San Luis Obispo E of Pico Crk bridge, San Simeon 2 Comment
  CAS-BOT-BC433539  Rumex fueginus R. F. Hoover 1947-7-18 7313 San Luis Obispo Oceano Beach Comment
  OBI79854  Rumex occidentalis David J. Keil 2012-7-26 31485 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 2 Comment
  OBI79035  Rumex pulcher David J. Keil 2013-8-22 31910 San Luis Obispo Morro Bay State Park. Vicinity of Quarry Trail trailhead along South Bay Blvd. 10 Comment
  OBI37690  Rumex salicifolius Eric Wise 1983-8-30 1751 San Luis Obispo Along the length of Black Lake Cyn with San Luis Obispo co. Planning Board Et al. Comment
  UCR130722  Rumex salicifolius var. denticulatus George K. Helmkamp, E. A. Helmkamp 1999-5-22 4886 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  SEINET269522  Rumex salicifolius var. denticulatus G. Helmkamp 1994-5-18 91 -14 San Luis Obispo Alamo Canyon 7 miles east of US 101 on CA 166 then 4 miles north (generally northeast of Twitchell reservoir) Comment
  SBBG1741  Rumex transitorius C. B. Hardham 1957-11-7 2737 San Luis Obispo Villa Crk Comment
  OBI27186  Rupertia physodes Thomas Burrows 1980-5-3 43 San Luis Obispo Reservoir Cyn 168 Comment
  UC1392978  Rupertia physodes R. F. Hoover 1967-12-3 10887 San Luis Obispo Lower Lopez Canyon Comment
  OBI74991  Ruppia cirrhosa Michael Walgren 2010-9-10 211 San Luis Obispo Estero Bluffs State Park, 1.56 mi W of Cayucos Crk, S of hwy 1 in San Geronimo Crk Comment
  SBBG15920  Sagina apetala M. A. Piehl 1963-4-20 6361 San Luis Obispo trail near bridge on S bank Salinas River 4 mi NE of Santa Margarita Comment
Read comments Aug 8 2014
  OBI17191  Salicornia pacifica Marta Bruckner 1963-11-5 10 San Luis Obispo Morro Bay State Park Comment
  OBI34235  Salicornia pacifica David J. Keil 1983-11-19 18051 San Luis Obispo At Sweet Springs, Baywood Park, S end of Morro Bay Comment
  OBI17197  Salicornia pacifica Robert F. Hoover 1946-10-15 6497 San Luis Obispo Avila Comment
  UCSB38592  Salicornia pacifica Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Vicinity of mean high tide, Morro Bay State Park Comment
  OBI9811  Salix exigua Robert F. Hoover 1964-6-7 8996 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  SBBG38613  Salix laevigata E. C. Twisselmann 1969-4-24 15171 San Luis Obispo Sulphur Spring Cyn, Santa Ysabel Ranch, 5 mi S of Paso Robles 213 Comment
  UCR41644  Salix laevigata E. A. Wise 1982-5-11 1457 San Luis Obispo Salinas River at Hwy 58 300 Comment
  CAS-BOT-BC125366  Salix lasiandra var. lasiandra W. R. Dudley 1902-4-5 s.n. San Luis Obispo Creek above Sycamore [Spring] Springs Comment
  OBI36882  Salix lasiolepis Eric Wise 1981-6-11 530 San Luis Obispo Little Morro Creek, Morro Bay Comment
  OBI37214  Salix lasiolepis Eric Wise 1983-2-17 1643 San Luis Obispo Black Lake cyn at hwy 1 Comment
  RSA172351  Salix lasiolepis Percy C. Everett 1962-10-3 31422 San Luis Obispo Along Oso Flaco Lake. 8 Comment
  UC1576183  Salix lasiolepis Eric Wise 1983-2-17 1646 San Luis Obispo Oceano Campground Pismo State Beach (housing area) Comment
  OBI35727  Salix lasiolepis Allison Berry 1984-5-4 167 San Luis Obispo Camp San Luis Shooting facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  CAS-BOT-BC124818  Salix lasiolepis var. lasiolepis Alice Eastwood 1926-4-29 13678 San Luis Obispo Cambria Comment
  OBI083614  Salix sitchensis David J. Keil 2016-5-21 34220 San Luis Obispo Between Ragged Point and San Carpoforo Creek and Highway, steep road cut 50 Comment
  CDA3175  Salsola damascena T. C. Fuller 1978-7-19 20249 San Luis Obispo Summit of the Temblor Range, Recruit Grade Pass, 26 km (16 miles) by road, Crocker Springs Road, southwest of McKittrick in eastern San Luis Obispo Co. 0 Comment
  SD129248  Salsola tragus Don Pendleton 1989-10-31 79 San Luis Obispo Temblor Range, ridge top and east slope at Crocker Grade, south of Crocker Springs Road, ca. 2.0 miles west of the county line. 975 Comment
  CAS-BOT-BC180696  Salsola tragus Ernest C. Twisselmann 1969-7-5 15667 San Luis Obispo South River Road, 4 miles south of Paso Robles 182 Comment
  OBI83431  Saltugilia australis David Keil 1998-4-28 26964 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. Comment
  UC456137  Salvia carduacea I. J. Condit 1908-7-6 San Luis Obispo Arroyo Grante Arroyo Grande Comment
  UCR254930  Salvia carduacea Greg de Nevers 1993-4-25 10392 San Luis Obispo Inner South Coast Range, Carrizo Plain 823 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
  OBI32653  Salvia mellifera David J. Keil 1982-5-2 15894 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero rd with Calif rte 58 and S on dirt road Comment
  OBI35442  Salvia mellifera Melody Dickens 1980-4-30 4 BH San Luis Obispo Black Hill, Morro Bay state park Comment
  SBBG93589  Salvia mellifera S. A. Junak, T. J. Ayers 1989-4-12 3941 San Luis Obispo rd leading to W side of Pick and Shovel Mine, S of USFS Rd 29S11.3, ca. 4.4 mi W of US Hwy 101 743 Comment
  SBBG95359  Salvia mellifera G. Goulding, M. Meredith 1984-5-3 19 San Luis Obispo Los Osos, W of Pecho Valley Rd, SE of Shark's Inlet Comment
  SEINET2444518  Salvia mellifera Eric Luning 2003-4-15 6 San Luis Obispo Reservoir Canyon Trail. Comment
  UC1124814  Salvia mellifera E. Armstrong 1934-4-1 1134 San Luis Obispo 5 mi e Pozo; Santa Barbara National Forest, Pozo Quad. 487 Comment
  OBI25906  Salvia mellifera Eric Lamers 1981-3-1 15 San Luis Obispo Montana de Oro on trail to Coon Crk Comment
  RSA0037450  Salvia sonomensis LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6488 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
  OBI25905  Salvia sonomensis Eric Lamers 1981-3-3 18 San Luis Obispo Cuesta Ridge along roadside 1 mi from radio towers Comment
  OBI77022  Salvia sonomensis David A. Young, S. A. Junak & M. Carroll 1989-3-13 1851 San Luis Obispo Along road leading into the Eastern end of the Cuesta Ridge Botanical area Comment
  OBI51702  Salvia spathacea R. Mike Arens 1994-4-30 68 San Luis Obispo Calif Polytechnic State univ campus; near Botanical Garden foot bridge 152 Comment
  OBI6621  Salvia spathacea Greg Hassen 1975-6-24 4 San Luis Obispo Poly Cyn Comment
  POM96517  Salvia spathacea P. A. Munz 1926-4-8 10128 San Luis Obispo Canyon at Paso Robles. Comment
  SD245399  Salvia spathacea Scott Love, N. Rossington 2012-2-26 12 San Luis Obispo 2 miles north along Stenner Creek Ranch trail. 74 Comment
  JEPS35340  Sambucus mexicana R. F. Hoover 1964-7-11 9176 San Luis Obispo 3 mi nw Nipomo Comment
  CAS-BOT-BC246008  Sambucus nigra subsp. caerulea W. R. Dudley 1901-6-1 s.n. San Luis Obispo Pine Valley, Santa Lucia Mountains Comment
  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
  OBI8411  Sambucus nigra subsp. caerulea Lynne D. Althouse 1977-3-27 13 San Luis Obispo Wolfe's horse ranch near San Luis high school Comment
  OBI74318  Sanicula bipinnata Theo Fitanides, Anthony Baniaga 2010-4-10 87 San Luis Obispo Tierra Redonda BLM. Tierra Redonda Mtn. 348 Comment
  RSA0042902  Sanicula bipinnata LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6277 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
  OBI8771  Sanicula crassicaulis Robert F. Hoover 1964-5-15 8884 San Luis Obispo Pine Top mtn S of San Carpoforo crk Comment
  UC794417  Sanicula crassicaulis Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 3275 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  OBI66676  Sanicula crassicaulis Austin P. Griffiths 1981-12-13 s.n. San Luis Obispo Upper portion of E Hazard Cyn trail Comment
  UC659054  Sanicula crassicaulis Mildred E. Mathias 1937-4-25 1188 San Luis Obispo 10 mi w of Paso Robles (along Cambria Road); Cambria Road Comment
  OBI31936  Sanicula laciniata David J. Keil, Warren Roberts and Roger Raiche 1982-1-30 15687 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Along ridge system just S of the Arroyo Comment
  OBI8782  Sanicula laciniata Robert F. Hoover 1947-3-19 6690 San Luis Obispo Head of Carpenter Cyn N of Arroyo Grande Comment
  LA33015  Sanicula maritima Robert F. Hoover; 1947-3-16 6683 San Luis Obispo Arroyo de la Cruz (just N of) near ocean on Highway No. 1 Comment
  OBI31935  Sanicula maritima David J. Keil, Warren Roberts and Roger Raiche 1982-1-30 15677 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Along ridge system just S of the Arroyo Comment
  OBI83037  Sanicula maritima LynneDee Althouse 2016-3-28 6029 San Luis Obispo Patch accessed near Meadow Street and Mitchell Drive, via public easement to the north side of South Hills Natural Reserve Space, in the City of San Luis Obispo, California. 73 Comment
  UC754977  Sanicula maritima R. F. Hoover 1947-2-24 6625 San Luis Obispo first ridge w of Cerro Romauldo (near San Luis Obispo) Comment
  OBI8763  Sanicula tuberosa Robert F. Hoover 1949-4-21 7632 San Luis Obispo Near Fernandez Creek on La Panza-Creston Rd Comment
  CAS-BOT-BC283125  Schedonorus arundinaceus Ira L. Wiggins 1956-8-23 13950 San Luis Obispo Meade R 35 mi. S of Atkasuk (Coal Mine) Comment
  CAS-BOT-BC239951  Schismus arabicus R. F. Hoover 1965-4-24 9345 San Luis Obispo Hill just east of San Juan River, La Panza district Comment
  OBI35194  Schoenoplectus acutus var. occidentalis Eric Wise 1982-5-1 1440 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  OBI31750  Schoenoplectus acutus var. occidentalis Smeltzer, Turnquist 1982-4-21 60 San Luis Obispo From rear parking area along NE lake edge in Laguna Lake Park Comment
  CAS-BOT-BC111554  Schoenoplectus americanus Ernest C. Twisselmann 1956-6-10 2925 San Luis Obispo Ortega Spring, Palo Prieta Canyon. 426 Comment
  OBI6266  Schoenoplectus californicus Robert F. Hoover 1966-9-21 10078 San Luis Obispo Oso Flaco Lake Comment
  UCD50102  Schoenoplectus californicus P. B. Kennedy 1927-7-12 s.n. San Luis Obispo Common Tule of The Swamp. Oceano, Calif. Comment
  UCR132031  Schoenoplectus pungens var. badius George K. Helmkamp 2003-9-8 8132 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  UC1495363  Scirpus cernuus Robert T. Clausen and Harold Trapido 1940-6-24 4737 San Luis Obispo Graggs Canyon , Miles Comment
  UCR42645  Scirpus microcarpus E. A. Wise 1981-6-30 853 San Luis Obispo Black Lake of Dune Lakes. A small lake of dark water colored by peat soil. Cut off from Black Lake Canyon by train tressel. 18 Comment
  OBI43550  Scirpus microcarpus Eric Wise 1981-9-17 1125 San Luis Obispo Salinas River at Hwy 58 Comment
  CAS-BOT-BC238475  Scrophularia atrata R. F. Hoover 1964-6-10 9018 San Luis Obispo Mallagh's Landing, just east of Avila Comment
  OBI9229  Scrophularia californica Robert F. Hoover 1946-6-1 6108 San Luis Obispo Perry Crk SE of Cambria Comment
  SBBG122352  Scrophularia californica D. Keil, T. Teed, M. Uchida 2001-6-15 29590 San Luis Obispo Chorro Crk bog thistle exclosure, Chorro Crk drainage; Camp San Luis Obispo 243 Comment
  UC1125708  Scrophularia californica H. C. Lee 1936-3-10 464 San Luis Obispo 2 mi nnw Camp Hill; Arroyo Grande Quadrangle Comment
  OBI9236  Scrophularia californica Robert F. Hoover 1959-5-23 8506 San Luis Obispo E of Baywood Park Comment
  OBI82655  Senecio aphanactis David J. Keil, with V. L. Holland 2015-6-19 33247 San Luis Obispo Rural area north of Arroyo Grande between Corbett Canyon Road and Highway 227, accessed via Dairy Lane and a private drive 110 Comment
  UC1315021  Senecio aphanactis R. F. Hoover 1967-4-20 10495 San Luis Obispo on La Panza Road 4 mi e Creston Comment
  NY233224  Senecio blochmaniae Blochman 11 1892 s.n. San Luis Obispo Santa Maria River Comment
  OBI15534  Senecio blochmaniae Robert F. Hoover 1965-10-1 9700 San Luis Obispo Cuesta-by-the-Sea, S shore of Morro Bay Comment
  UC111304  Senecio blochmaniae Alice Eastwood Jun 13 1906-Jul 3 1906 281 San Luis Obispo country adjacent Santa Maria (Santa Maria river bed); Santa Maria River Comment
  UC1511400  Senecio flaccidus var. douglasii T. M. Barkley and N. D. Burroughs 1964-6-10 294 San Luis Obispo ca 3 mi e Cholame (on State Hwy 41, 1 mi e of junction with U.S. Hwy 466, 2 mi w of Kern County line) Comment
  CAS-BOT-BC364619  Senecio vulgaris John Thomas Howell 1964-6-29 40799 San Luis Obispo Cambria Comment
  IRVC29222  Senecio vulgaris G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8836 San Luis Obispo Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek Central Coast 136 Comment
  OBI63038  Senna multiglandulosa D. R. Miller, E. A. Appel 2001-5-28 501 /741 San Luis Obispo Along road in from Polar Star barn towards P.S. mining claim cabin Comment
  RSA600865  Sidalcea diploscypha L. S. Rose 1936-5-6 36231 San Luis Obispo Morro Beach. 6 Comment
  UC410843  Sidalcea diploscypha Alice Eastwood 1928-5-16 16161 San Luis Obispo along Morro Bay; along Morro Bay Comment
  RSA534454  Sidalcea hickmanii subsp. anomala Clare B. Hardham 1958-5-3 3169 San Luis Obispo Santa Lucia Mountains, Cuesta. Comment
  SEINET3228075 Image available Sidalcea malviflora subsp. laciniata C. L. Hitchcock 1952-6-3 19575 San Luis Obispo South city limit of Arroyo Grande. Comment
  OBI19450  Silene antirrhina Robert F. Hoover 1947-4-2 6867 San Luis Obispo Upper Arroyo Grande 6 mi above County park Comment
  OBI65869  Silene coniflora D. R. Miller 1995-5-16 595 -577 San Luis Obispo Pine Mt Region. In the clearing made by Tim Winsor 2 yrs ago on rd to Mine area above Williams field; Pico Crk drainage 792 Comment
  OBI35305  Silene gallica Melody Dickens 1980-4-30 14 BH San Luis Obispo On Black Hill, Morro Bay State Park. Along Black Hill Trl Comment
  CAS-BOT-BC392460  Silene gallica John Thomas Howell 1964-6-29 40835 San Luis Obispo Near St. Paul's Episcopal Church, Cambria Comment
  OBI19461  Silene laciniata subsp. laciniata Robert F. Hoover 1969-7-17 11476 San Luis Obispo Just W of Cuesta Pass summit Comment
  OBI19467  Silene laciniata subsp. laciniata Robert F. Hoover 1964-8-13 9209 San Luis Obispo Santa Lucia range. San Bernardo Crk Comment
  CAS-BOT-BC175188  Silene verecunda Clare B. Hardham 1960-6-17 6150 San Luis Obispo Chris Flood Cr., Santa Lucia Mountains Comment
  OBI40139  Sisymbrium altissimum David J. Keil 1981-4-25 14575 San Luis Obispo Baywood Park at Sweet Springs marsh 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
  OBI21081  Sisyrinchium bellum Robert F. Hoover 1958-5-17 8479 San Luis Obispo Summit of Santa Lucia Mts. NW of Cuesta Pass Comment
  PASA1232  Smilacina sessilifolia 1928-5-12 San Luis Obispo Woods near Templeton Comment
  SD38285  Solanum americanum Edith A. Purer 1932-8-1 4694 San Luis Obispo Morro Bay, stabilized sand dunes Comment
  UC884847  Solanum douglasii Ynez Whilton Winblad 1933-6-27 San Luis Obispo Morro Bay Comment
  OBI9152  Solanum douglasii Bob Everett 1964-2-16 4 San Luis Obispo Poly Cyn, Cal Poly (SLO) Comment
  UC149915  Solanum elaeagnifolium Katharine Brandegee 1911-7-12 San Luis Obispo Paso Robles, near the railroad station Paso Robles Comment
  SBBG38503  Solanum nigrum E. C. Twisselmann 1969-8-19 15921 San Luis Obispo Santa Ysabel Ranch, E side of Salinas River 5 mi S of Paso Robles 182 Comment
  SBBG6665  Solanum physalifolium var. nitidibaccatum E. F. Paddock 1951-8-4 419 San Luis Obispo riverbed ca. 2 mi W of Shandon Comment
  OBI65026  Solanum umbelliferum Greg Wilvert 2005-4-6 197 San Luis Obispo SE half of the Caliente Range. 1.2 km N of Semper Spring 806 Comment
  SBBG70620  Solanum umbelliferum R. Hoffmann 1927-10-14 San Luis Obispo Alamo Crk, Cuyama River Comment
  CAS-BOT-BC236432  Solanum umbelliferum Clare B. Hardham 1967-3-1 14348 San Luis Obispo Big Rock, Shell Peak area, Cuyama River drainage Comment
  RSA10465  Solanum umbelliferum Doris K. Kildale 1929-4-13 7119 San Luis Obispo 5 miles N of Paso Robles. Salinas River. Comment
  RSA122721  Solanum umbelliferum C. A. Graham 1938-4-4 259 San Luis Obispo 0.25 mile NW of Bee Rock 351 Comment
  UC456220  Solanum umbelliferum I. J. Condit 1907-12-22 San Luis Obispo San Luis Mountain Comment
  OBI58804  Solanum xanti David J. Keil 1998-3-27 26465 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  UCD39108  Solanum xanti Beecher Crampton 1964-5-18 6975 San Luis Obispo San Luis Obispo County: 5 miles east of Santa Margarita Pass. State Hwy. 58. Comment
  OBI54410  Solanum xanti Matthew Arterburn 1997-4-8 46 San Luis Obispo 3.9 mi from Navajo Camp on Navajo Camp rd 762 Comment
  UCD135901  Solidago confinis G. K. Helmkamp; E. A. Helmkamp 2000-9-1 5951 San Luis Obispo San Luis Obispo County: Los Osos: 0.5 miles northwest of Hazard Canyon, between Howard St. and sand dunes. 30 Comment
  OBI79923  Solidago velutina David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31860 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric 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
  UC1927732  Solidago velutina subsp. californica D. R. Miller 1994-8-10 894 -520 San Luis Obispo near gate at George Edmunson property, E slope of Pine Mountain, Tobacco Creek drainage 800 Comment
  SBBG104862  Soliva sessilis M. D. Proctor, E. A. Young 1993-4-17 ROB 455 San Luis Obispo N side of Cerro Romualdo; Camp San Luis Obispo Comment
  CAS-BOT-BC374479  Sonchus asper Ernest C. Twisselmann 1954-5-12 1218 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at Palo Prieta Summit, 9 miles south of Cholame 670 Comment
  OBI15383  Sonchus oleraceus Betty Sheehan 1957-10-11 8 San Luis Obispo Cal Poly Campus, Science bldg Comment
  UC1099931  Sparganium erectum subsp. stoloniferum Malcolm A. Nobs and S. Galen Smith 1948-9-9 663 San Luis Obispo near mouth Arroyo Grande Creek Comment
  SEINET3928173  Sparganium eurycarpum David J. Keil 2012-7-14 31403 San Luis Obispo San Luis Obispo. Intersection of Los Osos Valley Road and US 101 at southbound on-ramp.; 0 32 Comment
  UC1576177  Spartium junceum David Keil 1984-7-30 18319 San Luis Obispo ca 0.25 mi from Los Osos Valley Road junction with Foothill Blvd. (along Foothill Blvd) Comment
  OBI57319  Spergularia bocconi David J. Keil 1998-4-2 26545 San Luis Obispo East-West Ranch, Cambria Comment
  OBI80383  Spergularia bocconi David J. Keil 1992-1 22977 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  CAS-BOT-BC390905  Spergularia marina Clare B. Hardham 1957-11-19 2758 San Luis Obispo Santa Lucia Mountains. Piedras Blancas Comment
  CDA43174  Spergularia rubra David J. Keil 1998-4-14 26703 San Luis Obispo Just off Hwy. 166 on Alamo Creek Rd. 0 Comment
  CAS-BOT-BC5575  Sphacele blochmaniae Alice Eastwood 1902-6-10 s.n. San Luis Obispo Between Pozo and La Panza. Near the boundary between Santa Barbara and San Luis Obispo Counties, Calif. Comment
  OBI31803  Stachys ajugoides Turnquist, Smeltzer 1982-7-23 175 San Luis Obispo Laguna Lake Park, near developed trls and roadway on E side of lake Comment
  RSA141031  Stachys albens Clare B. Hardham, C. Butterworth 1960-6-9 6138 San Luis Obispo Nickoli Lake, south of Creston. Comment
  UCR118360  Stachys bullata George K. Helmkamp, E. A. Helmkamp 1998-6-30 4235 San Luis Obispo Central Coast Ranges, Irish Hills, SW of San Luis Obispo, Prefumo Cyn., 3.2 mi SW of Los Osos Valley Rd. 198 Comment
  SBBG130684  Stachys chamissonis D. J. Keil 2012-7-18 31443 San Luis Obispo western slope of Nipomo Mesa overlooking agricultural fields, Mtn View Drive between Halcyon Rd and railroad trestle 13 Comment
  RSA0109102  Stachys pycnantha Robert F. Hoover 1946-6-30 6209 San Luis Obispo Rinconda Mine, betw. Santa Margarita and Pozo. Comment
  CAS-BOT-BC60963  Stanleya pinnata var. pinnata Ernest C. Twisselmann 1954-5-1 1137 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Lower Associated Spring, Associated Canyon, 5 miles east of Simmler. 670 Comment
  UC1070399  Stebbinsoseris heterocarpa C. M. Belshaw 1936-3-17 1636 San Luis Obispo 2.3 mi nne Nipomo; Nipomo Quad. Comment
  OBI75016  Stellaria media Michael Walgren 2011-2-17 199 San Luis Obispo Sweet Springs Preserve in Los Osos Comment
  CAS-BOT-BC394048  Stellaria media John Thomas Howell 1964-6-29 40800 San Luis Obispo Cambria Comment
  CDA15086  Stellaria nitens G. F. Hrusa 1998-3-26 14168 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area, at intersection of S entrance to Washburn Ranch and Soda Lake Rd. approx. 1 mi. S of Panorama Rd. Comment
  OBI57318  Stellaria nitens David J. Keil, with Kathleen A. Keil 1998-4-4 26557 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
  OBI57303  Stellaria pallida David J. Keil 1998-3-27 26433 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI7290  Stephanomeria cichoriacea David J. Keil 1976-9-25 11832 San Luis Obispo 1 mi W of Los Osos Valley rd along Prefumo cyn rd Comment
  SBBG93844  Stephanomeria elata S. A. Junak 1990-7-13 4416 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, powerline access rd, between first and second high voltage tower E of Cuesta Ridge Rd, ca. 1.3 rd mi S of Tassajera Crk Rd 548 Comment
  SBBG94440  Stephanomeria elata S. A. Junak, D. Young, T. Ayers 1989-8-24 4144 San Luis Obispo USFS Rd 29S11.3, ca. 0.1 mi W of W boundary, Cuesta Ridge Botanic Area, ca. 5.3 mi W of US Hwy 101 777 Comment
  SD39625  Stephanomeria elata Edith A. Purer 1932-8-1 4687 San Luis Obispo Morro Bay Comment
  UC1224760  Stephanomeria elata R. F. Hoover 1964-8-13 9231 San Luis Obispo Mouth of Morro Creek Santa Lucia Range Comment
  CAS-BOT-BC375291  Stephanomeria exigua subsp. carotifera Ernest C. Twisselmann 1956-8-6 3108 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon near the summit 609 Comment
  CAS-BOT-BC375385  Stephanomeria exigua subsp. coronaria R. F. Hoover 1946-9-15 6411 San Luis Obispo San Juan River crossing on Pozo--Simmler road Comment
  UC1927730  Stephanomeria exigua subsp. coronaria D. R. Miller 1994-8-5 894 -519 San Luis Obispo Road cut at Gees[?] spring, road junction from road down to property, Tobacco creek drainage 800 Comment
  OBI66622  Stephanomeria pauciflora David J. Keil 1998-10-9 28179 San Luis Obispo Elkhorn Plain, Elkhorn Road, ca. 13 miles wnw of Kern Co. line, ca. 3.2 miles se of junction with Hurricane Rd. Comment
  UC1953173  Stephanomeria virgata David Keil 1988-7-2 20863 San Luis Obispo Morro Bay State Park, east of South Bay Blvd. Comment
  CDA42263  Stipa cernua G. F. Hrusa, M. Pitcairn 2015-4-13 18610 San Luis Obispo Carrizo Plain; Carrizo Plain. N. end. Side of Sprague Rd. a continuation of 7 Mi. Rd. 669 Comment
  OBI2847  Stipa lepida Larry E. Brown 1971-4-8 1935 San Luis Obispo Along forest service rd on Cuesta Ridge N of San Luis Obispo Comment
  SEINET2444727  Stipa lepida Steven A. Junak, Debbie Shaw; Tina J. Ayers 1989-5-10 4005 San Luis Obispo Santa Lucia Mountains. W Cuesta Ridge, S of main road (USFS Road #29s11.3) at SW corner of the Cuesta Ridge Botanical Area, along dirt road on W side of the upper portion of the Pick and Shovel Mine. 555 Comment
  OBI65156  Stutzia covillei Greg Wilvert 2005-5-28 441 San Luis Obispo SE Half of the Caliente Range. N end of Padrones Cyn 880 Comment
  OBI74303  Stylocline gnaphaloides Theo Fitanides, Anthony Baniaga 2010-4-10 102 San Luis Obispo Tierra Redonda Mtn BLM ACEC 599 Comment
  OBI75463  Stylocline gnaphaloides Jenner Whitt 2003-4-28 76 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI35470  Stylocline gnaphaloides S. M. Inman 1983-5-17 60 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
  OBI73217  Stylocline masonii David J. Keil 2010-4-27 30723 San Luis Obispo La Panza Mountains. Ca. 0.25 miles north of Highway 58 along Shell Creek Road. 420 Comment
  CAS-BOT-BC423006  Stylomecon heterophylla David D. Keck; J. Clausen 1935-4-9 3092 San Luis Obispo Cholame. 460 Comment
  UC1123321  Styrax officinalis var. redivivus H. C. Lee 1936-5-27 635 San Luis Obispo 1 1/4 mi nw Colwell Ranch; Santa Barbara National Forest, Nipomo Quad. Comment
  OBI34236  Suaeda californica David J. Keil 1983-1 San Luis Obispo Comment
  UCSB36529  Suaeda californica Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo NE shore of bay and N of museum; Morro Bay State Park Comment
  CHSC108624  Suaeda moquinii Wayne R. Ferren; Thorsch, Fisher 1989-10-24 3230 San Luis Obispo Soda Lake. ca. 8 mi NW of Rt 160 along E side of Soda Lake Rd. In bottom of seep along margin of alkali sag pond. Comment
  UCSB38580  Suaeda nigra Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Soda Lake; 30.4 mi. NW of jct. of Westside Hwy. and Soda Lake Rd.; Carrizo Plain Comment
  UCSB38582  Suaeda nigra Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Soda Lake; 30.4 mi. NW of junction of Westside Hwy. and Soda Lake Rd.; Carrizo Plain Comment
  UC463195  Suaeda taxifolia Roxana S. Ferris 1929-4-16 7670 San Luis Obispo Sea Cliffs 2 miles north Cayucas. Comment
  UC1119951  Symphoricarpos albus var. laevigatus H. C. Lee 1936-4-2 542 San Luis Obispo Head of Coon Creek; Port San Luis Quad. 304 Comment
  CAS-BOT-BC99123  Symphyotrichum chilense R. F. Hoover 1965-11-7 9725 San Luis Obispo Junction of Oso Flaco Road with Guadalupe-Oceano Road Comment
  OBI80969  Tagetes pringlei Lauren Mocettini, Kathy Masaryk 2015-11-17 San Luis Obispo Poly Canyon, Cal Poly Campus. Outside Poly Canyon VIllage Comment
  SBBG92986  Tamarix parviflora C. F. Smith 1951-4-19 3052 San Luis Obispo Hwy 1 just N of Nymphaea marsh in Black Lake Cyn on Nipomo Mesa Comment
  CDA26376  Tamarix ramosissima David J. Keil 1998-10-9 28129 San Luis Obispo Along California Highway 166 and Cuyama River, circa 11 miles east of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres National Forest), circa 2 miles east of Rock Front Ranch. 0 Comment
  OBI69497  Tanacetum parthenium David J. Keil 2008-2-26 s.n. San Luis Obispo 940 Del Rio Ave, San Luis Obispo Comment
  OBI8731  Tauschia arguta Robert F. Hoover 1947-5-31 7240 San Luis Obispo Pine Mtn of La Panza range Comment
  OBI60114  Tauschia hartwegii G. F. Hrusa 1995-5-28 12321 San Luis Obispo Black Butte research Natural Area. On e slope of ridge immed SW of Radio Facility 2 (Peak 1) 640 Comment
  OBI40943  Tauschia hartwegii Robert J. Rodin 1962-5-10 6880 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit rd on rd maintained by the forest Service and Telephone Comment
  RSA141029  Tauschia hartwegii Clare B. Hardham 1960-4-16 5606 San Luis Obispo Northeast side Cypress Mt. 610 Comment
  RSA522592  Tauschia hartwegii David J. Keil, R. Riggins, R. A. Pimentel, Michael Stiles, Joana Tomassacci 1987-5-17 20159 San Luis Obispo Los Padres national Forest, Cuesta East past end of road along fire trail in area burned by both the Gay mountain fire and the Las Pilitas fire. Comment
  UC21433  Tauschia hartwegii L. Jared San Luis Obispo South Coast Ranges Comment
  CAS-BOT-BC399676  Thalictrum fendleri Mrs. R. W. Summers No date on label s.n. San Luis Obispo S. Lucia Mts., S.L.O. Comment
  OBI64729  Thalictrum fendleri var. polycarpum D. R. Miller, S. G. Ayres & G. Edmunson 1995-4-23 495 -566 San Luis Obispo Pine Mt Region. In middle of Tobacco crk, below stag Flats (Cline cabin area) 366 Comment
  RSA0039401  Thermopsis californica var. californica LeRoy Gross, Evan Meyer 2014-4-15 6226 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  OBI12734  Thermopsis californica var. californica A. Ahmad 1963-4-23 37 San Luis Obispo Nipomo Mts Comment
  CDA11474  Thysanocarpus laciniatus G. F. Hrusa 1995-5-28 12241 San Luis Obispo Black Butte Research Natural Area, Los Padres National Forest. S slope of Peak 2. Comment
  CAS-BOT-BC67142  Thysanocarpus laciniatus Clare B. Hardham 1956-3-20 221 San Luis Obispo Santa Lucia Mountains. Comment
  CAS-BOT-BC67160  Thysanocarpus laciniatus L. Jared 1896-2-1 s.n. San Luis Obispo Goodwin. Comment
  RSA8262  Thysanocarpus laciniatus I. L. Wiggins 1932-3-20 5775 San Luis Obispo 2 mi E of Paso Robles. Comment
  OBI20465  Toxicodendron diversilobum F. Rush 1956-5-1 95 San Luis Obispo Mt. SLO Comment
  SBBG1103  Toxicoscordion fremontii H. and M. Dearing 1934-3-3 637 San Luis Obispo Cambria Comment
  CAS-BOT-BC377131  Tragopogon porrifolius Ernest C. Twisselmann 1955-6-28 2178 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Eben McMillan Ranch, eastern San Luis Obispo County 670 Comment
  OBI78731  Tribulus terrestris Michael Walgren 2013-9-13 331 San Luis Obispo Los Osos along Los Olivos near the intersection with Fairchild 38 Comment
  OBI78966  Tribulus terrestris Michael Walgren 2013-5-23 347 San Luis Obispo Morro Bay, roadside near the northwest corner of the intersection of Highway One and San Bernardo Creek Road. 15 Comment
  OBI54300  Tribulus terrestris David J. Keil 1996-5-24 25875 San Luis Obispo Laguna lake Park, San Luis Obispo Comment
  UC1137565  Trichostema lanatum G. T. Nordstrom 1937-5-16 1247 San Luis Obispo 2.6 mi S of Chimney Rock 579 Comment
  UCR103956  Trichostema lanatum George K. Helmkamp 1997-6-21 2070 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  OBI3913  Trichostema lanatum Patricia Wiese 1971-5-2 24 San Luis Obispo 3 mi NW from Cuesta Pass; Cuesta Ridge Botanical Area 762 Comment
  OBI33927  Trichostema lanceolatum David J. Keil 1983-10-23 18009 San Luis Obispo Just S of Creston W of O'Donovan Rd Comment
  OBI66610  Trichostema ovatum David J. Keil 1998-10-9 28167 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. 792 Comment
  UCSC010433  Trifolium Dylan M. Neubauer, Tim Forsell 2016-4-21 624 San Luis Obispo (SCoRO) Rocky Butte Lookout, below radio antenna, Rocky Butte Truck Trail, 2.49 air-miles ese Pine Mountain 990 Comment
  UCSC010654  Trifolium D. R. Miller 2016-4-27 s.n. San Luis Obispo Helipad, Cole Ranch, Arroyo De La Cruz drainage 792 Comment
  SEINET7062896  Trifolium albopurpureum A. G. Vestal 1947-4-18 s.n. San Luis Obispo Serpentine at San Luis Obispo? (WGS84/NAD83). UTM Zone 10, 716125mE, 3906095mN. 523 Comment
  OBI57861  Trifolium albopurpureum David J. Keil 1998-4-30 27005 San Luis Obispo Carrizo Plain. Small sandstone hill 4.2 mi S of junction with 7 Mile Rd. and Soda Lake Rd, 0.2 mi W of Soda Lake Rd, just N of small dirt road. Comment
  SEINET7042514  Trifolium albopurpureum A. G. Vestal 1963-5-24 s.n. San Luis Obispo 6.3 miles northwest of Pozo [Junction] on the Pozo Road. Santa Margarita Lake quadrangle UTM Zone 10, 729701mNE390809mN. Comment
  UC1129941  Trifolium albopurpureum var. albopurpureum G. T. Nordstrom 1937-4-6 1049 San Luis Obispo 3.8 mi n Chimney Rock; Adelaide quadrangle 213 Comment
  OBI64818  Trifolium bifidum David J. Keil, with Tina Teed and Lisa Andreano 2001-5-8 29411 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  SBBG118426  Trifolium campestre M. Wetherwax, E. Painter 2003-4-30 SLO 325 San Luis Obispo unused rd E of Range Rd; Camp San Luis Obispo 160 Comment
  OBI67046  Trifolium ciliolatum David J. Keil, with V. L. Holland 2001-5-24 29480 San Luis Obispo Western outskirts of Atascadero. 3-F Me4adows area, proposed for housing development Comment
  OBI59528  Trifolium ciliolatum David J. Keil, with V. L. Holland 1999-5-4 28314 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  UC2027121  Trifolium depauperatum Greg Wilvert 2005-4-1 86 San Luis Obispo Southeast Half of Caliente Range: North edge of range Comment
  UCSC005978  Trifolium depauperatum var. hydrophilum Randall Morgan 1996-5-9 2941 San Luis Obispo Dense stand along trail E of Laguna Lake Comment
  OBI79831  Trifolium dichotomum D. R. Miller 2013-4-3 413 .1038 San Luis Obispo The Rocky Butte/Pine Mountain Region, from Cole Ranch heli-pad margin, marmolejo creek drainage. 744 Comment
  OBI11929  Trifolium dubium David J. Keil 1977-5-27 s.n. San Luis Obispo Cal Poly campus in lawn near main Science bldg Comment
  UCR24782  Trifolium fragiferum George K. Helmkamp 1981-6-21 s.n. San Luis Obispo Central Coast, N side of roadside corner where Turri Road ends at Morro Bay, between Morro Bay State Park and Baywood Park 9 Comment
  UC57465  Trifolium fucatum J. H. Barber 1899-5-22 San Luis Obispo near Morro Comment
  OBI32957  Trifolium glomeratum David J. Keil 1983-5-22 17072 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon, on roadside just S of bridge on E side of hwy 1 Comment
  UC866785  Trifolium gracilentum Marcus E. Jones 1882-5-8 2675 San Luis Obispo San Luis Obispo Comment
  SBBG108046  Trifolium hirtum C. B. Hardham 1958-5-28 3427 San Luis Obispo intersection of north rd to Adelaida and Nacimiento Dam Rd Comment
  UCD39113  Trifolium incarnatum Beecher Crampton 1964-5-21 7010 San Luis Obispo San Luis Obispo County: 2 miles east of Creston. Oak Valley Farm. Comment
  OBI58259  Trifolium incarnatum Austin P. Griffiths, Kathleen G. Jones 1982-4-25 s.n. San Luis Obispo Weeds of the Central Coast. Along roadway shoulder in front of residential yard at first house SW of State Hwy 1 and Halcyon Rd intersection Comment
  SEINET6744701 Image available Trifolium macraei Marcus E. Jones 1882-1 2673 San Luis Obispo San Luis Obispo Comment
  OBI38331  Trifolium microcephalum David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18613 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
  OBI64803  Trifolium microcephalum George Butterworth 2005-5-13 599 San Luis Obispo Chimineas. 1/4 mi SE of 3-dam, 228748 x 3896349, CHG 50 Comment
  UC1576178  Trifolium pratense David Keil 1984-8-26 18432 San Luis Obispo irrigated lawn and playground area Baywood Elementary School campus Comment
  OBI70267  Trifolium variegatum Unknown 1882-1 s.n. San Luis Obispo San Luis Obispo Comment
  OBI57850  Trifolium variegatum David J. Keil 1998-4-7 26598 San Luis Obispo South of Creston on 229 Jordan Property, 0.1 mile S of Rocky Canyon Rd on W side of Hwy. 229 Comment
  OBI80217  Trifolium willdenovii David J. Keil 1992-4-12