Search Results — 2000 specimen records retrieved (1138 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  OBI78312  Abronia latifolia Helen Jones 1981-5-5 74 San Luis Obispo Piedras Blancas Point, just above the mean high tide mark Comment
  CAS-BOT-BC229571  Abronia maritima Roxana S. Ferris 1929-4-16 7649 San Luis Obispo Toro Creek, coast road N of Morro Bay Comment
  RSA0025950  Abronia umbellata E. A. Purer 1932-8-28 4841 San Luis Obispo Oceano. Comment
  RSA0025966  Abronia umbellata Robert F. Hoover 1947-7-26 7324 San Luis Obispo Piedras Blancas Point. Comment
  OBI12209  Abronia umbellata var. umbellata Robert F. Hoover 1947-4-13 6924 San Luis Obispo Baywood park Comment
  OBI78314  Abronia umbellata var. umbellata Unknown 1964-2-28 69 San Luis Obispo At head of Morro Bay Comment
  OBI82368  Abutilon theophrasti David J. Keil 2015-9-25 33415 San Luis Obispo Campus of California Polytechnic State University. Agricultural field on south side of Highland Drive, east of Stenner Creek Comment
  OBI22762  Acacia decurrens var. dealbata Jack Farrell 1955-2-21 74 San Luis Obispo Comment
  OBI73546  Acacia longifolia David J. Keil 2010-7-20 30920 San Luis Obispo Along Country Oak Way, east of Arroyo Grande, between Thomas Hill Road and Lopez Drive 100 Comment
  OBI22794  Acacia melanoxylon Robert J. Rodin 1964-2-11 7036 San Luis Obispo cultivated on Tassajara St near Foothill blvd Comment
  OBI40651  Acer macrophyllum David J. Keil 1981-3-7 14281 San Luis Obispo Lopez cyn along the stream Comment
  RSA714309  Acer macrophyllum Daisie Huang 2006-4-14 6041402 San Luis Obispo Santa Rosa Creek Rd., off 46 441 Comment
  UC1133246  Achnatherum speciosum T. M. Hendrix 1939-4-19 982 San Luis Obispo 2.3 mi ese Giffard's Ranch (Plot 104); Branch Mt. Quadrangle Comment
  OBI55584  Achyrachaena mollis George Butterworth 1998-4-28 239 San Luis Obispo Carrizo Plain natural area. 20' W of Simmler Rd, 1.5 mi N of Soda lake rd. T31S, R20E, S17 597 Comment
  UC54020  Achyrachaena mollis Mrs. R. W. Summers San Luis Obispo fields and roadsides Comment
  OBI56692  Achyrachaena mollis David J. Keil 1998-4-20 26859 San Luis Obispo Nacimiento Lake Road, 1.1 miles N of Gateway Drive. Comment
  SBBG24954  Acmispon heermannii var. orbicularis D. Myrick 1966-3-24 1309 San Luis Obispo Cemetery Rd at Cambria, ca. 1 mi back from ocean Comment
  SBBG30635  Acmispon heermannii var. orbicularis T. L. Secrest 1949-5-28 San Luis Obispo Cambria Comment
  SBBG67359  Acmispon heermannii var. orbicularis R. Hoffmann 1931-1-28 San Luis Obispo Cambria Comment
  OBI13226  Acmispon junceus var. biolettii Robert F. Hoover 1947-3-2 6644 San Luis Obispo Carpenter Cyn, N of Arroyo Grande Comment
  RSA0035291  Acmispon parviflorus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6361 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  OBI13025  Acmispon strigosus Robert F. Hoover 1967-5-6 10534 San Luis Obispo Jack Lake Comment
  OBI44834  Acmispon strigosus David J. Keil 1985-3-31 18504 San Luis Obispo Calf Cyn area along Calif Rte 58 halfway between Park Hill rd and hwy 229 Comment
  OBI65612  Acmispon strigosus G. F. Hrusa 1995-4-15 12092 San Luis Obispo La Panza Range. Immed adj to Queen Bee Camp 1 m S of La Panza Rd summit 750 Comment
  OBI78049  Acmispon strigosus G. F. Hrusa 1995-5-2 12216 San Luis Obispo Black Butte Research Natural Area. Open, burned slopes at top of Ridge 2, E of peak 2 580 Comment
  OBI77265  Acourtia microcephala David J. Keil 1985-8-12 18945 San Luis Obispo Poly Cyn along rd near mouth of cyn [Cal Poly campus] Comment
  UC1070051  Acourtia microcephala D. Axelrod 1936-6-23 558 San Luis Obispo 2 1/4 mi sw of ne corner of quad San Luis Obispo Quad. 381 Comment
  CAS-BOT-BC29233  Acourtia microcephala E. C. Twisselmann 1955-7-22 2269 San Luis Obispo La Panza Range, upper Navajo Creek 798 Comment
  CDA274  Acourtia microcephala T. C. Fuller 1962-7-19 9248 San Luis Obispo Highway to Creston, 3.2 miles northeast of Santa Margarita. 0 Comment
  CDA13496  Acroptilon repens B. Villegas 1997-11-2 s.n. San Luis Obispo int. of Hwy 41/ 46 E of Cholame. At site where James Dean's crashed car landed. 350 Comment
  UC57613  Actaea rubra J. H. Barber San Luis Obispo Comment
  CAS-BOT-BC139996  Adenostoma fasciculatum Alice Eastwood 1927-7-29 14965 San Luis Obispo Morro Sands Comment
  OBI17708  Adenostoma fasciculatum Lynne Dee Althouse 1977-5-23 105 San Luis Obispo Wolfe's horse ranch near San Luis High School 160 Comment
  OBI10238  Adenostoma sparsifolium Robert F. Hoover 1946-8-17 6297 San Luis Obispo Upper Arroyo Grande 5 mi above County park Comment
  OBI30552  Adenostoma sparsifolium Melissa Luckow 1982-4-7 750 San Luis Obispo Phoenix Crk Comment
  SBBG214  Adiantum jordanii C. B. Hardham 1959-4-10 4214 San Luis Obispo intersection of Oak Flat Rd and north rd to Adelaida Comment
  UCD137187  Adiantum jordanii Francia Chisaki 1960-5-17 1361 San Luis Obispo San Luis Obispo County: Above westernmost fork of Las Toblas Creek (Dellaganna or Carmen Creek) at northeast base of Cypress Mountian. 518 Comment
  CAS-BOT-BC68929  Adiantum jordanii Ernest C. Twisselmann 1956-2-20 2514 San Luis Obispo La Panza Range: Sycamore Canyon (Pozo Grade). 603 Comment
  OBI67823  Adiantum jordanii E. L. Painter, M. Wetherwax 2000-3-20 SLO- 36 San Luis Obispo Camp San Luis Obispo. East side of saddle between Cerro Chumash and Cerro Romauldo 200 Comment
  RSA128165  Adiantum jordanii Clare B. Hardham 1957-4-25 1743 San Luis Obispo Cypress Moutains, Sargent Cypress Grove Comment
  RSA131990  Adiantum jordanii Gale Sphon 1959-6-6 358 San Luis Obispo La Panza Campground, Los Padres National Forest. Comment
  RSA687725  Adiantum jordanii M. M. Miles 1883-05 1724 San Luis Obispo [no locality information provided] Comment
  SEINET7464183  Agastache urticifolia David J. Keil, Lynne Dee Oyler, Rick Oyler 1986-5-17 19469 San Luis Obispo South Coast Range; Santa Margarita Ranch. 3.6 mi. south of Santa Margarita along ranch road, E base of Santa Lucia Mountains Comment
  UCR67873  Agastache urticifolia David J. Keil, Lynne Dee Oyler, Rick Oyler 1986-5-17 19469 San Luis Obispo South Coast Range, Santa Margarita Ranch. 3.6 mi. south of Santa Margarita along ranch road, east base of Santa Lucia Mountains Comment
  OBI75251  Agoseris grandiflora var. grandiflora David J. Keil 2011-5-12 31014 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 354 Comment
  CAS-BOT-BC46080  Agoseris heterophylla var. cryptopleura Grant 1903-4-30 5375 San Luis Obispo Shandon Comment
  CAS-BOT-BC46063  Agoseris heterophylla var. cryptopleura Ernest C. Twisselmann 1955-5-4 1918 San Luis Obispo Palo Prieta Canyon, 5 1/2 miles south of Cholame 594 Comment
  CAS-BOT-BC46084  Agoseris heterophylla var. cryptopleura Mrs. R. W. Summers 1888-4-22 s.n. San Luis Obispo Nr. coast Comment
  OBI17120  Agoseris heterophylla var. heterophylla Robert F. Hoover 1948-3-30 6816 San Luis Obispo Summit between Middle and E branches of Huerhuero Crk Comment
  SEINET11261355  Agrostis exarata David Keil 1993-6-11 24175 San Luis Obispo Laguna Lake Park.; 0 35 Comment
  OBI79245  Agrostis pallens David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31341 San Luis Obispo Western end of San Luis Range. North-facing slope above Coon Creek, southern portion of Montana de Oro State Park, adjacent to Field Ranch (Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant) Comment
  SEINET14589960 Image available Agrostis pallens David Keil, Mike Walgren, Lisa Andreano 2012-5-15 31341 San Luis Obispo Western end of San Luis Range. North-facing slope above Coon Creek, southern portion of Montana de Oro State Park, adjacent to Field Ranch, Pacific Gas and Electric Co. property, north of Diablo Canyon Nuclear Power Plant 240 Comment
  UCR160376  Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2005-6-7 9540 San Luis Obispo Outer South Coast Ranges, along Huasna Road, 1.3 mile west of Huasna Townsite Road 305 Comment
  OBI59036  Aira caryophyllea David J. Keil 1998-5-11 27164 San Luis Obispo Just E of junction Hwy 58 and Hwy 229 N of La Panza Mtn. Comment
  UCR24794  Alisma triviale George K. Helmkamp 1981-6-20 s.n. San Luis Obispo Central Coast, Los Osos, south edge of Eto Lake 24 Comment
  OBI58947  Alisma triviale David J. Keil 1998-8-19 27961 San Luis Obispo Along Huer Huero Rd. between Park Hill Rd. and Hwy 58, 2.2 miles NW of Park Hill Rd. along Wilson Creek. 488 Comment
  SJSU3333  Allium crispum C. W. Sharsmith 1962-4-20 6815 San Luis Obispo foot of Coyote Hills, Carrizo Plain c. 24 mi SE of Simmler Comment
  CAS-BOT-BC135838  Allium hickmanii R. F. Hoover 1968-4-20 11071 San Luis Obispo Mesa summit just south of Arroya de la Cruz. Comment
  RSA128077  Allium howellii var. howellii Clare B. Hardham 1958-4-28 3145 San Luis Obispo Carissa Plains. Comment
  CAS-BOT-BC470934  Allium howellii var. howellii Ernest C. Twisselmann 1955-4-6 1819 San Luis Obispo Summit of Crocker Pass, Southeastern San Luis Obispo County; the Temblor Range and Western San Joaquin Valley 883 Comment
  OBI28749  Allium howellii var. howellii David J. Keil 1981-4-24 14493 San Luis Obispo 2.5 mi S of Calif Valley Fire Station along Soda Lake Rd Comment
  OBI21236  Allium lacunosum Robert F. Hoover 1964-6-6 8945 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI42847  Allium lacunosum var. davisiae David J. Keil 1986-4-8 19122 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  CAS-BOT-BC472722  Allium lacunosum var. lacunosum R. F. Hoover 1964-6-13 9102 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  UC2027053  Allium peninsulare var. peninsulare Greg Wilvert 2005-5-4 388 San Luis Obispo Southeast Half of the Caliente Range: Near Quail Spring Reservoir Comment
  CAS-BOT-BC474297  Allium unifolium Clare B. Hardham 1960-5-5 5742 San Luis Obispo Between Pine Mt. and Rocky Butte 762 Comment
  OBI56294  Allophyllum gilioides subsp. violaceum Butterworth 1999-6-27 302 San Luis Obispo Carrizo Plain Natural Area. 200 yds S of Circe Dr, 1/3 mi E of Garvey. 671 Comment
  CAS-BOT-BC170151  Alnus rhombifolia Alice Eastwood 1926-4-29 13680 San Luis Obispo Cambria 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
  OBI20423  Amaranthus albus Robert F. Hoover 1969-7-12 11449 San Luis Obispo Salinas River at Paso Robles Comment
  SBBG28567  Amaranthus deflexus E. C. Twisselmann 1967-8-22 13560 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  SBBG95635  Amaranthus deflexus D. Keil 1984-7-20 18311 San Luis Obispo E of Arroyo Grande along Lopez Lake Rd at jct w Cecchetti Rd Comment
  UCR132048  Amaranthus deflexus George K. Helmkamp 2003-7-31 8061 San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  OBI39762  Amaranthus deflexus David J. Keil 1985-6-22 18926 San Luis Obispo Intersection of Turri rd and S Bay Blvd Comment
  OBI52729  Amaranthus powellii David J. Keil, with V. L. Holland 1991-8-22 22576 San Luis Obispo San Simeon State Park and vicinity along San Simeon Creek from beach to about ___ miles inland and on adjoining slope to C.T. Ranch. Comment
  UC1953211  Amaryllis belladonna David Keil 2010-8-30 30929 San Luis Obispo Upper Prefumo Canyon Road, ca. 4.2 road miles from junction with Los Osos Valley Road, ca. 0.8 road miles from Prefumo-See Canyon summit. Comment
  CAS-BOT-BC13631  Ambrosia acanthicarpa R. F. Hoover 1966-9-12 9981 San Luis Obispo Santa Maria River north of Santa Maria. Comment
  OBI80473  Ambrosia psilostachya David J. Keil 1992-8-3 23615 San Luis Obispo Laguna Lake Park. 170 Comment
  OBI80791  Ammi majus D. R. Miller 2015-6-12 615 .113 San Luis Obispo Pine Mountain Region. 3 plants found in flower at old garden (7 yr old uncultivated) at Ridge Top property N of county and state communication towers on Ridge Rd. 924 Comment
  RSA586364  Amorpha californica D. A. Young, F. L. Johnson, Arline Young 1992-6-17 ROB 0045 San Luis Obispo Sulphur Spring road in middle of Area River Comment
  UC455987  Amsinckia I. J. Condit 1908-4-4 San Luis Obispo Pecho Comment
  SJSU3433  Amsinckia douglasiana C. W. Sharsmith 1962-4-21 6863 San Luis Obispo Carrizo Rocks at edge of Carrizo Plain c. 4 mi NW of Simmler Comment
  CAS-BOT-BC222380  Amsinckia douglasiana Francia Chisaki; Peter Kamb Ray 1952-4-4 2193 San Luis Obispo 0.9 mile by road east of La Panza 533 Comment
  JEPS27018  Amsinckia menziesii var. menziesii Rimo Bacigalupi with F. Chisaki, L. Dempster, and C. Hardham 1960-5-10 7400 San Luis Obispo ca. 5 1/2 mi. w. Paso Robles (just off rd. from Paso Robles to Adelaida, s.w. corner Chimney Rock Ranch); Paso Robles Quad., Chimney Rock Ranch 381 Comment
  SEINET10870091  Amsinckia spectabilis Mary Susan Taylor, E. Pierce 1977-1-3 Taylor 1293 San Luis Obispo Abundant on coast bluff ca. 20 ft from ocean cliffs, Montana de Oro State Park, ca. 12 mi N of San Luis Obispo. 2 Comment
  OBI78996  Amsinckia tessellata David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, and Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. T29S R17E Section 1. Comment
  OBI82609  Amsinckia tessellata David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33503 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone Comment
  SBBG82164  Amsinckia tessellata C. F. Smith 1950-4-27 2678 San Luis Obispo about ranch headquarters of Pinole Land and Cattle Company SW of Yeguas Mtn Comment
  UC2027397  Amsinckia tessellata Greg Wilvert 2005-3-21 8 San Luis Obispo Southeast Half of the Caliente Range. 3/4 km S of Soda Lake Road along Pipeline Road. Comment
  OBI20689  Amsinckia vernicosa Robert F. Hoover 1950-4-2 7782 San Luis Obispo W branch of Fernandez Crk, just above La Panza - Creston rd Comment
  UC1123228  Anagallis arvensis P. L. Johannsen 1936-3-22 738 San Luis Obispo 3 1/4 mi. n.w. Cerro San Luis Obispo (Plot 13); San Luis Obispo Quad. 106 Comment
  OBI55297  Ancistrocarphus filagineus David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27391 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  SBBG36484  Ancistrocarphus filagineus C. B. Hardham 1958-4-16 3037 San Luis Obispo Peachy Cyn Rd, near Paso Robles city limits Comment
  OBI77037  Ancistrocarphus filagineus Unknown 1993-4-23 s.n. San Luis Obispo Carrizo Plain Natural Area. Abbott Cyn, t11N, R27W, sec 12 NWQ 792 Comment
  CAS-BOT-BC46932  Androsace elongata subsp. acuta Ernest C. Twisselmann 1954-3-11 867 San Luis Obispo Phelps Hill, Eben McMillan Ranch, 8 mi. s. of Cholame. Shandon. 685 Comment
  UC198270  Anredera cordifolia Katharine Brandegee San Luis Obispo Comment
  OBI79999  Anthemis cotula David J. Keil, with V. L. Holland 2013-6-12 31801 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  OBI35776  Anthemis cotula Allison Berry 1984-4-20 121 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI75788  Antirrhinum multiflorum Al Lindholm 1967-4-10 177 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. 1/2 mile southeast of Geode Mountain. Comment
  OBI31175  Antirrhinum nuttallianum Julie M. Vanderwier 1978-5-11 18 San Luis Obispo Indian Knob Tar Sands Comment
  LA208997  Antirrhinum ovatum David M. Thompson; 434 San Luis Obispo San Joaquin Valley, 0.3 mi N of Pinole Spring. 4.7 mi S of junction of Bitterwater Valley Road on Palo Prieto Pass Road. 1.5 mi S of entrance road to McCoarnak Brothers Lake Ranch. 2.7 mi S of side road to mine [this road just N of an abandoned house] 609 Comment
  CAS-BOT-BC237894  Antirrhinum ovatum Eben McMillan 1949-1-1 s.n. San Luis Obispo North end of Carrizo Plain Comment
  SD62211  Antirrhinum ovatum Robert W. Storer 1949-5-16 453 San Luis Obispo 11 miles north and 4 miles west of Simmler Comment
  UC1501855  Antirrhinum ovatum Eben MacMillan 1951-3-10 San Luis Obispo overlooking San Joaquin Valley (Wreden Ranch, junction of San Luis Obispo and Kern Counties) 762 Comment
  OBI27347  Aphanes occidentalis Robert L. Allen, Nancy E. Arnold 1981-4-26 231 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza mts. Lower portion of NW slope, in ravine area 305 Comment
  OBI66067  Aphanes occidentalis D. R. Miller 1994-3-25 394 -130 San Luis Obispo Pine Mt Region. In low ground at 'La Costa' area San Simeon crk drainage 610 Comment
  OBI46285  Apiastrum angustifolium David J. Keil, K. Jones, S. Cochrane, M. G. McLeod, Bernard and Lela Burdette, and Austin Griffiths 1984-3-10 18090 San Luis Obispo Nipomo Mesa. Big Coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake rd, 3.6 mi from jctn with State Hwy 1 Comment
  SBBG120100  Apiastrum angustifolium E. Painter, M. Wetherwax with J. Wetherwax 2001-4-19 CR 219 San Luis Obispo small ravine dropping down to Nacimiento River; Camp Roberts 230 Comment
  OBI67022  Apocynum androsaemifolium D. R. Miller 1995-8-30 895 -600 San Luis Obispo Pine Mt Region. On top of Pine Mtn in pine forest; Tobacco crk drainage 1100 Comment
  OBI80016  Apocynum cannabinum David J. Keil 2013-7-6 31823 San Luis Obispo San Luis Range. Prefumo Canyon Road. Creek bottom at bridge 2 90 Comment
  OBI56484  Apocynum cannabinum D. R. Miller 1991-7-9 791 -3 San Luis Obispo In creekway of Almaden Flats, Pine Mtn, near the Lower Pines 853 Comment
  CDA24195  Aquilegia eximia T. C. Fuller 1962-7-19 9242 San Luis Obispo Perfumo Canyon Road, 1.7 miles west of junction with Los Osos Valley Road, ca. 6 miles southwest of San Luis Obispo. 0 Comment
  OBI8487  Aquilegia eximia R. D. McCall 1978-10-17 17 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI72973  Aquilegia formosa D. R. Miller 2010-7-4 710 .937 San Luis Obispo Along rd margins on San Carpoforo Crk rd, 1 mi in from hwy 1 100 Comment
  SBBG127398  Araujia sericifera D. Keil 2008-3-13 30488 San Luis Obispo Monterey St at railroad overcrossing; San Luis Obispo 75 Comment
  CAS-BOT-BC23574  Arctostaphylos crustacea R. F. Hoover 1963-5-4 8556 San Luis Obispo Upper Coon Creek, San Luis Range Comment
  CAS-BOT-BC23570  Arctostaphylos crustacea R. F. Hoover 1965-2-28 9334 San Luis Obispo Trail to Cerro Alto from Cerro Alto Camp. Comment
  CAS-BOT-BC25007  Arctostaphylos cruzensis R. F. Hoover 1965-4-25 9353 San Luis Obispo Cambria, among pines N of town Comment
  CAS-BOT-BC25047  Arctostaphylos cruzensis Kate D. Storey 1920-9-1 s.n. San Luis Obispo Pedro Ranch Comment
  JEPS98878  Arctostaphylos cruzensis James Roof 1961-6-1 San Luis Obispo Los Osos bluffs Comment
  OBI26705  Arctostaphylos cruzensis Katherine K. Muller 1956-1-30 742 San Luis Obispo Hwy 1, south side of mouth of Arroyo de la Cruz Comment
  SBBG44618  Arctostaphylos glandulosa subsp. cushingiana L. W. Edge 1972-4-4 109 San Luis Obispo Cerro Alto forestry camp off St Hwy 41 Comment
  UC1120259  Arctostaphylos glandulosa subsp. glandulosa H. C. Lee 1936-5-22 620 San Luis Obispo 1 mi se Colwell Ranch; Santa Barbara National Forest, Nipomo Quadrangle, Pine Ridge Comment
  JEPS98888  Arctostaphylos glandulosa subsp. glandulosa Walter Knight, James B. Roof, and Irja Knight 1966-1-12 1766 San Luis Obispo 9 mi E of Pozo; La Panza Range Comment
  OBI32367  Arctostaphylos glandulosa subsp. glandulosa David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16021 San Luis Obispo Trail on NE side of Cypress Mountain Comment
  RSA799173  Arctostaphylos glandulosa subsp. mollis George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast: Just north of Montana de Oro State Park. 30 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-BC40103  Arctostaphylos morroensis R. F. Hoover 1967-2-8 10202 San Luis Obispo Hill south of Los Osos Comment
  HSC91723  Arctostaphylos morroensis Susan H. Bicknell 1988-11-20 San Luis Obispo Montano de Oro State Park, Hazard Canyon N Ridge Comment
  RSA386699  Arctostaphylos morroensis Roman Gankin, Lalit Srivastara, Chas. H. Lamonreux 1958-2-5 272 San Luis Obispo south end of Morro Bay Comment
  SBBG118361  Arctostaphylos morroensis D. Wilken, E. Painter, K. Knight 2005-4-4 16182 San Luis Obispo ridge between Islay Cyn and Hazard Cyn, ca. 0.4 km NW of Benchmark "Hazard", Montana de Oro State Park 173 Comment
Read comments
Mar 14 2007
  SD103954  Arctostaphylos morroensis J. L. S. Simpson 1965-11-6 San Luis Obispo San Luis Range hillside, Morro Bay Comment
  UCD166526  Arctostaphylos morroensis Dylan O. Burge 2016-1-27 2025 San Luis Obispo San Luis Obispo County: Los Osos. 35 Comment
  UCR67886  Arctostaphylos morroensis Mark Meredith 1984-1-21 21 San Luis Obispo central coast, 0.1 mi south of intersection of S Bay Blvd. and Turri Rd. 9 Comment
  UC1309656  Arctostaphylos obispoensis A. E. Wieslander 1936-2-27 617 San Luis Obispo Morro Creek Cayucos Quadrangle 152 Comment
  HSC45319  Arctostaphylos obispoensis J. P. Smith 1978-1-28 9514 San Luis Obispo Cuesta Ridge West, parking lot of the Sargent Cypress Botanical Preserve Comment
  OBI81005  Arctostaphylos obispoensis D. R. Miller 2015-1-29 115 .1107 San Luis Obispo Pine Mountain Region. .6 miles north of communication towers (old lookout tower) on east side of road. 918 Comment
  SEINET11987268  Arctostaphylos obispoensis J. Sigg, McClintock, E.; Knight, W.; Knight, I. 1981-1 4100 San Luis Obispo Strybing Arboretum, Golden Gate Park, San Francisco from Coulter's Nursery Comment
  SEINET11989061  Arctostaphylos obispoensis R. Gankin, Hildreth, W. R. 1967-1 1183 San Luis Obispo 0.5 mi N of Cuesta Pass on old road W of Hwy 101 (like a frontage road) Comment
  UC1341118  Arctostaphylos obispoensis Robert J. Rodin 1962-5-8 6862 San Luis Obispo ridge on Hwy 101 4 mi se Cuesta Summit Comment
  UC1586833  Arctostaphylos obispoensis David A. Young with S. A. Junak and M. Carroll 1989-3-13 1845 San Luis Obispo w end near end of reserve; Cuesta Ridge Botanical Area Comment
  UCD52916  Arctostaphylos obispoensis Roman Gankin; and S. G. Schultz 1965-3-29 459 San Luis Obispo Approximately 0.7 mile southeast of junction with Salmon Creek Road on Burnett Peak Road. Comment
  RSA633458  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27622 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  RSA633461  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27631 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  SEINET3929777  Arctostaphylos osoensis David Keil 1998-6-12 27812 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak.; 0 Comment
  UCR247994  Arctostaphylos osoensis David J. Keil 1998-6-12 27812 San Luis Obispo Park Ridge area east of border of Morro Bay State Park, west of Hollister Peak Comment
  OBI5377  Arctostaphylos pechoensis Robert J. Rodin 1960-4-9 6498 San Luis Obispo On Pecho Ranch on coast 4 mi S of Morro Bay Comment
  JEPS98804  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8601 San Luis Obispo trail to Machesna Mt. La Panza Range Comment
  RSA0037516  Arctostaphylos pilosula LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6474 San Luis Obispo La Panza Range: Northern end of the Machesna Mountain Wilderness. Pine Mountain area, off Forest Service Road 30S17.2., Near 35.32621N 120.23949W, along trail pass Castle Crags. Stopped at the southern end of a knoll. Near 35.31575N 120.22483W. 968 Comment
  RSA43159  Arctostaphylos pilosula subsp. pismoensis Robert F. Hoover 1947-2-10 6615 San Luis Obispo Price Canyon, Comment
  UC1137450  Arctostaphylos pungens E. Armstrong 1934-4-1 1141 San Luis Obispo 5 mi w Pozo; Pozo Quadrangle Comment
  CDA17729  Arctostaphylos rudis Austin Griffiths 1987-1-7 18038 San Luis Obispo Pismo Dunes; Southerly edge of Pismo Ck., eastward from 4th St. Grover City. 0 Comment
  OBI14525  Arctostaphylos rudis Robert F. Hoover 1964-2-3 8630 San Luis Obispo 2 mi S of Berros on Nipomo Mesa Comment
  SEINET11989238  Arctostaphylos tomentosa R. Gankin, Russell, W. R. 1962-1 338 San Luis Obispo 0.5 mi E of CA 1, 9.4 mi N of entrance to Hearst Castle, just S of Arroyo de la Cruz Comment
  UC1392907  Arctostaphylos tomentosa subsp. crustacea R. F. Hoover 1969-2-2 11185 San Luis Obispo above Los Osos Comment
  RSA637045  Arctostaphylos wellsii Jon E. Keeley, Melanie Baer Keeley 1993-9-3 24327 San Luis Obispo Ormonde road, 1 km S of Price Canyon Road, N of Pismo Beach. 90 Comment
  RSA685579  Arctostaphylos wellsii D. H. Wilken, E. Painter, N. Havlik 2002-12-7 15966 San Luis Obispo Near summit of Indian Knob. 200 Comment
  SEINET11987476  Arctostaphylos wellsii W. Knight, Knight, I.; Sigg, J.; McClintock, E. 1981-1 4195 San Luis Obispo Strybing Arboretum, Golden Gate Park, San Francisco, orig. from W of Edna Comment
  CAS-BOT-BC174078  Arenaria paludicola Ralph Hoffmann 1930-4-19 s.n. San Luis Obispo Unspecified Comment
  CAS-BOT-BC401712  Argemone munita subsp. munita R. F. Hoover 1947-5-10 7148 San Luis Obispo Cuyama Valley, east of river bridge on highway Comment
  RSA0019484  Aristida adscensionis David J. Keil 1988-3-19 20404 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
  OBI22525  Aristida adscensionis Robert F. Hoover 1965-5-14 9360 San Luis Obispo East Fork Corral de Piedra Crk Comment
  RSA172260  Armeria maritima subsp. californica Robert F. Thorne, Percy C. Everett 1963-6-12 32268 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. Comment
  CAS-BOT-BC84920  Artemisia californica R. F. Hoover 1965-10-1 9691 San Luis Obispo Coast road just south of Hazard Canyon Comment
  CAS-BOT-BC84924  Artemisia californica R. F. Hoover 1964-10-3 9317 San Luis Obispo Mouth of Coon Creek Comment
  OBI28194  Artemisia californica Jeffrey Null 1980-5-11 13 San Luis Obispo Ecological Study area, Cal Poly campus, SLO Comment
  SBBG96067  Artemisia californica D. Keil 1986-10-13 19784 San Luis Obispo Sweet Springs area, S shore of Morro Bay 5 Comment
  UCR122753  Artemisia californica R. D. Goeden 1998-9-9 s.n. San Luis Obispo Central Coast, Elfin Forest Nature Reserve, Baywood Park, Los Osos 8 Comment
  CAS-BOT-BC84875  Artemisia cana subsp. cana Ernest C. Twisselmann 1960-9-13 6005 San Luis Obispo Twisselmann Ranch, eastern San Luis Obispo County Comment
  CAS-BOT-BC90616  Artemisia dracunculus D. E. Breedlove 1962-8-7 4096 San Luis Obispo near Oso Flaco Lake, 3 miles north of Guadalupe Comment
  OBI17030  Artemisia dracunculus Robert F. Hoover 1964-8-14 9256 San Luis Obispo Jack Lake Comment
  OBI77038  Artemisia dracunculus George Butterworth 2002-5-15 432 San Luis Obispo Chimineas. Carrizo Cyn Wash 20 yds S of Red Rock rd Comment
  UC1928007  Artemisia tridentata subsp. parishii David Keil 1998-10-9 28166 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. Comment
  OBI27173  Asclepias fascicularis Thomas Burrows 1980-6-20 81 San Luis Obispo Reservoir Cyn Comment
  OBI56882  Asclepias fascicularis David J. Keil 1998-6-30 27887 San Luis Obispo Carrizo Plain, Selby Rd., 1.4 miles S from junction with Soda Lake Rd. Comment
  OBI5210  Asclepias fascicularis French H. Morgan 1972-5-23 6 San Luis Obispo Along an old rd, 1/8 mi off of US 101 in Reservoir Cyn 134 Comment
  RSA401258  Asclepias fascicularis F. H. Elmore 1933-8-4 355 San Luis Obispo Avila [This port is on the mainland just north of Santa Maria, not on the islands - N. Cooper] Comment
  OBI75331  Asparagus asparagoides David J. Keil 2011-10-13 31121 San Luis Obispo Baywood Park-Los Osos area. Vicinity of eastern end of Santa Lucia Ave. near south shore of Morro Bay Comment
  SBBG104911  Asphodelus fistulosus M. D. Proctor, E. A. Young 1993-3-23 ROB 320 San Luis Obispo E edge of Cantonment Area; Camp San Luis Obispo Comment
  UCD104628  Astragalus asymmetricus Thomas C. Fuller 1984-5-20 20427 San Luis Obispo San Luis Obispo County: West side of the mouth of Bitterwater Canyon, 1 km. south of Hwy 46, ca. 2.5 km. south of Cholame. Comment
  OBI13379  Astragalus curtipes John Young 1967-4-10 16 San Luis Obispo Poly Cyn, W side hill slope Comment
  SBBG34925  Astragalus curtipes Mrs. R. W. Summers 1882-1-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  POM98130  Astragalus curtipes P. A. Munz 1925-3-24 9228 San Luis Obispo Morro Creek. 152 Comment
  POM45347  Astragalus didymocarpus Marcus E. Jones 1889-5-6 s.n. San Luis Obispo San Luis Obispo Comment
  UC638993  Astragalus didymocarpus Bernard Miossi 1940-3-20 242 San Luis Obispo three hundred yards e to ne San Luis Creek (open s-facing slope of hill one mi n of San Luis Obispo); ene of San Luis Creek, n of San Luis Obispo 68 Comment
  JEPS54615  Astragalus didymocarpus var. didymocarpus W. L. Jepson 16195 San Luis Obispo Palo Prieto Canyon 502 Comment
  OBI69301  Astragalus douglasii David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29836 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  SBBG57750  Astragalus douglasii C. B. Hardham 1959-4-23 4449 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  UCR160966  Astragalus douglasii George K. Helmkamp, E. A. Helmkamp 2005-6-12 9656 San Luis Obispo Central Coast Range, along Calif. Hwy 58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 552 Comment
  CAS-BOT-BC182884  Astragalus douglasii Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita, [Eldorado] El Dorado School Comment
  CAS-BOT-BC182893  Astragalus douglasii Ernest C. Twisselmann 1963-4-30 8118 San Luis Obispo Hills at the summit of Palo Prieta Canyon 655 Comment
  CAS-BOT-BC182911  Astragalus douglasii Alice Eastwood; John Thomas Howell 1936-5-9 2376 San Luis Obispo Nacimiento River on road between Adelaida and Pleyto Comment
  UCD104758  Astragalus douglasii Michael A. Vincent 1999-6-11 8609 San Luis Obispo San Luis Obispo County: At Shandon Rest Stop along CA 1/46, 1.1 miles south of Chalome Creek bridge, and 5.5 miles south of Rt. 41/46 split. Comment
  CAS-BOT-BC178246  Astragalus gambelianus Ernest C. Twisselmann; Donald J. Bedell 1971-4-26 17667 San Luis Obispo Franklin Canyon ca. 2.5 miles southeast of Paso Robles 243 Comment
  UCD162614  Astragalus lentiginosus var. nigricalycis Steve Matson 2004-8-7 1185 San Luis Obispo San Luis Obispo County: Carrizo Plains environs, in Caliente Range on Selby Road, app. 1/4 mile up hill from Campground. 792 Comment
  SD244695  Astragalus lentiginosus var. nigricalycis David Keil, Rhonda Riggins and Karl Striby 1998-5-22 27377 San Luis Obispo Caliente Range, 3.7 miles from junction with Soda Lake Road on Selby Road. Comment
  SEINET948577  Astragalus menziesii Roxana S. Ferris, R. Bacigalupi 1946-1 11115 San Luis Obispo Bluffs above ocean, Cambria. Comment
  SFV1787  Astragalus nuttallii J. M. Tucker, R. Gankin 1963-4-10 3670 San Luis Obispo About 7 miles from Morro Bay on U. S. Highway 466. Comment
  RSA25654  Astragalus nuttallii C. B. Wolf 1941-7-11 10985 San Luis Obispo 1 mile N of Cambria. 15 Comment
  OBI29564  Astragalus nuttallii var. nuttallii Melissa Luckow 1981-6-25 705 San Luis Obispo Coastal area just N of San Simeon beach Comment
  CAS-BOT-BC194113  Astragalus pomonensis Volney Rattan 1903-1-1 s.n. San Luis Obispo Unspecified Comment
  OBI57172  Athyrium filix-femina David J. Keil, Mary Adams 1998-9-25 28120 San Luis Obispo Montana de Oro State Park. Hazard Canyon near trail crossing. Shaded north-facing slopes and canyon bottom. 128 Comment
  UCR248168  Athysanus unilateralis David J. Keil 1998-4-30 27016 San Luis Obispo Caliente Range, 6.5 miles from Soda Lake Rd. on Selby Rd. 1271 Comment
  UCD97271  Atriplex californica Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo San Luis Obispo County: Oso Flaco Lake area, N. of Lake. N of Oso Flaco Creek mouth. Comment
  UC2027052  Atriplex canescens Greg Wilvert 2005-5-4 385 San Luis Obispo Southeast Half of the Caliente Range: Canyon to the E of Quail Canyon Comment
  OBI17334  Atriplex coronata Robert F. Hoover 1965-9-19 9626 San Luis Obispo Carrizo Plain, on W side of Soda Lake Comment
  OBI17332  Atriplex coronata John Thomas Howell 1948-6-15 24374 San Luis Obispo San Juan river Valley 366 Comment
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Nov 27 2019
  SEINET271601  Atriplex fruticulosa H. C. Stutz 1989-8-29 95150 San Luis Obispo Corizzo Plain N end of Soda Lake. Comment
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Jul 30 2013
  CAS-BOT-BC176580  Atriplex polycarpa R. F. Hoover 1966-10-7 10132 San Luis Obispo Chalk Mountain (white hills) on north side of Cuyama Valley Comment
  IRVC29532  Atriplex semibaccata G. K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5328 A San Luis Obispo Morro Bay State Park at the south end of the marina. Central Coast 6 Comment
  CAS-BOT-BC180854  Atriplex serenana var. serenana Ernest C. Twisselmann 1953-9-2 729 San Luis Obispo Miller WEll, 5 miles east of Simmler, Carrisa Plains - Temblor Range and the Western San Joaquin Valley 731 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
  CDA16886  Avena barbata G. F. Hrusa, S. Towers 1992-3-27 s.n. San Luis Obispo Upper Salinas Valley; Hwy 46 ROW approx. 6 mi. E of Paso Robles. Comment
  SBBG120105  Avena barbata M. Wetherwax, E. Painter 2003-3-18 CR 399 San Luis Obispo above Nacimiento River; Camp Roberts 200 Comment
  SBBG93956  Avena barbata S. A. Junak, T. Ayers 1989-4-12 3945 San Luis Obispo N side of USFS Rd 29S11.3 at intersection with rd to W end of Pick and Shovel Main, ca. 4.4 mi W of US Hwy 101 762 Comment
  UC1130883  Avena barbata C. M. Belshaw 1936-3-23 1697 San Luis Obispo 1.9 mi sw Hollister Pk. (Plot 2); Cayucos Quadrangle 18 Comment
  OBI31749  Avena fatua Smeltzer, Turnquist 1982-4-12 17 San Luis Obispo On the SE side of Laguna Lake Park from the roadway over to base of hill Comment
  OBI83479  Avena fatua Michael Lozano, Brendan Carretero 2017-2-15 5 San Luis Obispo Cal Poly Campus, Stenner Creek road. 65 yards before reaching the bridge growing underneath a tree. 125 Comment
  CAS-BOT-BC145963  Avena fatua Ernest C. Twisselmann 1954-4-12 1037 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. O'Brien field. 579 Comment
  OBI80457  Avena fatua Kevin Campos 2015-3-4 3 San Luis Obispo Cheda Ranch in Stenner Creek. Foothills of Santa Lucia Mountain Range, near Stenner Creek. Comment
  SBBG112701  Baccharis glutinosa C. B. Hardham 1956-9-25 1396 San Luis Obispo Chimney Rock Ranch Comment
  UC1119652  Baccharis glutinosa H. C. Lee 1936-3-17 516 San Luis Obispo Arroyo Grande, Oso Flaco Lake 30 Comment
  UCR95910  Baccharis glutinosa George K. Helmkamp 1996-9-22 1216 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  OBI4809  Baccharis pilularis Mike Wemp 1972-3-29 8 San Luis Obispo About 1/2 mi NW of Montana de Oro State Park Campground 61 Comment
  RSA216714  Baccharis pilularis Robert F. Hoover 1966-9-13 10004 San Luis Obispo Ragged Point Comment
  RSA0062661  Baccharis pilularis subsp. consanguinea Susan Carter 1981-5-5 s.n. San Luis Obispo Vandenberg Air Force Base, southest of Dione Road. 30 Comment
  OBI38487  Baccharis salicifolia Eric Wise 1983-2-24 1657 San Luis Obispo McGorty farm ponds, Adelaida. Artificial Comment
  SEINET893007  Bergia texana Ernest C. Twisselmann 1962-1 7427 San Luis Obispo At summit of Palo Prieta Canyon, San Luis Obispo County 609 Comment
  OBI17254  Beta vulgaris Robert F. Hoover 1946-8-8 6279 San Luis Obispo N end of Morro Bay Comment
  OBI64810  Beta vulgaris D. R. Miller & John Rhoades, John Rhoades 2005-6-24 605 .81 San Luis Obispo Pine Mt Region. At 'goat camp' (John & Marsha Rhoades), San Simeon Crk drainage 549 Comment
  SBBG60898  Bidens pilosa M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI21267  Bloomeria humilis Robert F. Hoover 1951-6-15 8060 San Luis Obispo Mouth of Arroyo de la Cruz Comment
  OBI21268  Bloomeria humilis Robert F. Hoover 1955-6-14 8357 San Luis Obispo 2 mi N of Arroyo de la Cruz on state hwy 1 Comment
  OBI32256  Bloomeria humilis David J. Keil 1982-6-26 16245 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI57195  Boechera pulchra David J. Keil 1998-5-11 27217 San Luis Obispo Caliente Range, 5.1 mi from Soda Lake Rd. along Selby Rd. Comment
  OBI51934  Bolboschoenus maritimus subsp. paludosus Larry Kelly, David J. Keil 1988-10-1 266 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI78535  Bolboschoenus maritimus subsp. paludosus Robert J. Rodin 1956-5-22 6066 San Luis Obispo At S end of Morro Bay State Park Comment
  UCR91704  Bolboschoenus maritimus subsp. paludosus George K. Helmkamp 1996-5-24 1039 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  OBI64401  Bowlesia incana David J. Keil 2001-3-28 29194 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  OBI72829  Boykinia occidentalis Michael Walgren 2010-8-19 159 San Luis Obispo The first crk N of San Carpoforo Crk. Along crk banks in seeps within 100 m inland of the hwy 1 culvert over this crk Comment
  CAS-BOT-BC420328  Boykinia occidentalis R. F. Hoover 1947-8-17 7384 San Luis Obispo Ravine just north of San Carpoforo Creek. Comment
  RSA265693  Boykinia occidentalis C. W. Tilforth, W. Wisura 1977-8-12 1433 San Luis Obispo 8 miles N of Point Piedras Blancas along Hwy 1. Comment
  SEINET14395438  Brachypodium distachyon D. Keil 1980-1 San Luis Obispo Morro Bay. Near intersection of Main Street and ramp to Calif hwy 1 Comment
  OBI35405  Brassica rapa Helen Jones 1981-5-5 98 San Luis Obispo Piedras Blancas Point Comment
  OBI72329  Brickellia californica Anthony Baniaga, Theo Fitanides 2010-5-16 200 San Luis Obispo Tierra Redonda Mtn BLM ACEC. Base of SSW facing sasndstone cliff. 518 Comment
  UCR29359  Brickellia californica J. H. Nishida 1982-8-12 560 San Luis Obispo 2.9 mi NW of mouth of American Cyn on San Jose Avenales Rd. 523 Comment
  CDA43109  Brickellia californica David J. Keil 1986-9-27 19767 San Luis Obispo Ca. 1/2 mi E of Pine Canyon Forest Station along Calif. 166. Near Santa Barbara County line. 0 Comment
  OBI16907  Brickellia californica Robert F. Hoover 1946-10-20 6517 San Luis Obispo Upper Huasna River just below jctn of Arroyo Seco, in sandy and rocky flood-bed. Comment
  UC771704  Briza maxima R. F. Hoover 1946-6-1 6107 San Luis Obispo se Cambria; Perry Creek Comment
  UCR18701  Briza maxima Eugene Cardiff 1979-5-13 s.n. San Luis Obispo Central Coast, Cambria Pines. Canyon bottom about 1 mi from ocean Comment
  CAS-BOT-BC145344  Briza minor John Thomas Howell 1964-6-30 40889 San Luis Obispo Cambria. Comment
  SBBG104449  Brodiaea jolonensis M. D. Proctor, E. A. Young 1993-4-15 ROB 419 San Luis Obispo 0.5 km E of Sat Com on E Perimeter Rd; Camp Roberts Comment
  CAS-BOT-BC492079  Brodiaea terrestris subsp. kernensis R. F. Hoover 1950-4-30 7865 San Luis Obispo 7 miles E of Creston on La Panza Road Comment
  UCD163512  Bromus arenarius CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 612 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 846 Comment
  UCD34863  Bromus arenarius Beecher Crampton 1964-5-18 6969 San Luis Obispo San Luis Obispo County: 8 miles SW of Shandon along road to Creston. Comment
  UCD163513  Bromus berteroanus CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 612 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 846 Comment
  CAS-BOT-BC148963  Bromus carinatus var. carinatus R. F. Hoover 1965-5-22 9390 San Luis Obispo Cambria. North of town. Comment
  CAS-BOT-BC155857  Bromus catharticus var. elatus Ernest C. Twisselmann 1956-5-1 2730 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Gillis Canyon, 0.5 mile west of Eben McMillan Residence. 693 Comment
  UCD60216  Bromus catharticus var. elatus Ernest C. Twisselmann 1960-5-21 5970 San Luis Obispo San Luis Obispo County: Adelaide Road, 4.7 miles west of Paso Robles. 518 Comment
  HSC39662  Bromus diandrus J. P. Smith 1973-3-20 5880 San Luis Obispo Price Canyon Rd., 3.5 mi. from Pismo Beach 61 Comment
  UCD58588  Bromus diandrus Elise Jackson 1993-4-3 37 San Luis Obispo San Luis Obispo Co.: Carrizo Plain. Comment
  OBI22406  Bromus grandis Robert F. Hoover 1950-6-21 7998 San Luis Obispo Between Rocky Butte and Pine Mt, Santa Lucia Mts Comment
  HSC9241  Bromus hordeaceus W. F. Cartwright 1965-4-16 53 San Luis Obispo 1 mi. S of Baywood on Los Osos Rd. Comment
  UC771702  Bromus laevipes R. F. Hoover 1946-6-15 6148 San Luis Obispo w of Pozo (Rinconada Mine); Rinconada Mine Comment
  OBI47110  Bromus madritensis subsp. madritensis LynneDee Oyler 1986-5-6 438 San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch where a large stand of blue oaks occur on slopes of decomposed limestone Comment
  HSC9316  Bromus madritensis subsp. rubens D. A. Shally 1965-4-13 21 San Luis Obispo Cottonwood Pass, Hwy. 41 610 Comment
  CAS-BOT-BC161755  Bromus rubens Clare B. Hardham 1957-4-2 1618 San Luis Obispo Santa Lucia Mountains. Willow Creek. Comment
  UC1131306  Bromus trinii H. C. Lee 1937-4-21 841 San Luis Obispo 1 1/2 mi w of Paso Robles 320 Comment
  OBI22359  Calamagrostis rubescens Robert F. Hoover 1950-6-20 7991 San Luis Obispo 7 mi W of Templeton on road to Cambria Comment
  UC1583632  Calamagrostis rubescens David Keil 1985-6-8 18778 San Luis Obispo n San Simeon (s of arroyo); Vicinity of Arroyo de la Cruz Comment
  CAS-BOT-BC233930  Calandrinia breweri R. F. Hoover 1951-4-15 8041 San Luis Obispo Stoney Creek, tributary of Huasna River Comment
  OBI74999  Calandrinia ciliata David J. Keil 1988-3-19 20435 San Luis Obispo Froom Ranch, southwest of US 101 and los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  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
  OBI44832  Calandrinia ciliata David J. Keil 1985-3-31 18507 San Luis Obispo Calf Cyn area aong Calif Rte 58 halfway between Park Hill Rd and hwy 229 Comment
  UCR214858  Calendula officinalis George K. Helmkamp, E. A. Helmkamp 2005-2-18 8929 San Luis Obispo Central Coast, ENE of Nipomo beside Temattate Ridge; along Dana Foothill Road, 1 mi. SE of Rancho Road 183 Comment
  RSA176274  Callitriche heterophylla subsp. heterophylla R. F. Thorne, P. C. Everett 1963-6-12 32261 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. 8 Comment
  OBI73359  Callitriche marginata David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30698 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58 Comment
  SEINET2442376  Callitriche trochlearis David Keil, Robyn Cox; Cindy Sage; Orrin Sage 2002-2-11 2940 San Luis Obispo East of California Highway 1, along dirt road paralleling Arroyo de la Cruz south of Cinnabar Hill. Comment
  OBI62940  Calochortus clavatus David J. Keil 1992-6-5 23205 San Luis Obispo Lopez Canyon Road, 0.7 miles from Hi Mountain Rd. Comment
  CAS-BOT-BC132360  Calochortus clavatus Mrs. R. W. Summers 1883-4-1 s.n. San Luis Obispo Field near San Luis Obispo Comment
  OBI28900  Calochortus clavatus Rhonda Riggins 1979-5-19 1188 San Luis Obispo T29S, R17E, S17. Just S of Hwy 58 at San Juan Crk Comment
  OBI69692  Calochortus clavatus Bernard Miossi 1939-5-30 88 San Luis Obispo Collected on ridge of hill 1 mi N E of San Luis Obispo that runs from San Luis crk to Polytechnic School cyn. About 3/4 mi N of San Luis crk Comment
  SBBG82180  Calochortus clavatus var. clavatus C. F. Smith 1950-4-30 2717 San Luis Obispo near Temblor Crk Comment
  OBI25255  Calochortus clavatus var. recurvifolius Kathleen and Gaylord Jones, Gaylord Jones 1978-6-18 s.n. San Luis Obispo 1.8 mi N of Arroyo de la Cruz via present Hwy 1, N of Piedras Blancas Lighthouse Comment
  CAS-BOT-BC132425  Calochortus obispoensis Miss. Gertrude Sinsheimer 1930-6-20 s.n. San Luis Obispo Reservoir Canyon near San Luis Obispo Comment
  OBI28175  Calochortus obispoensis Jeffery Null 1980-5-12 38 San Luis Obispo Ecological Study Area. Calif Polytechnic State Univ Comment
  SBBG108263  Calochortus obispoensis C. B. Hardham 1958-6-20 3704 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  OBI42291  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
  UC1583600  Calochortus simulans David Keil, V. L. Holland 1986-5-26 19569 San Luis Obispo Oak Shores development on n shore of Nacimiento Lake Nacimiento Lake Comment
  CAS-BOT-BC132510  Calochortus simulans R. F. Hoover 1964-5-11 8773 San Luis Obispo Road to Hi Mt. from Pozo - Arroyo Grande summit Comment
  OBI32287  Calochortus uniflorus David J. Keil, V. L. Holland, Rhonda Riggins and Melissa Luckow 1982-4-8 15853 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI6177  Calochortus uniflorus Dirk R. Walters 1975-4-6 s.n. San Luis Obispo Behind Jade Mtoel, San Simeon Comment
  UC1134528 Image available Calochortus venustus H. C. Lee 1937-5-10 918 San Luis Obispo 2 mi w Paso Robles; Paso Robles Quad. 396 Comment
  UC1296326 Image available Calochortus venustus R. F. Hoover 1949-5-15 San Luis Obispo 14 mi e Creston (on La Panza road) Comment
  RSA789271  Calycadenia villosa R. L. Carr 1998-6-27 3712 San Luis Obispo Red Hill Road near junction with Highway 58 (Carissa Highway), flat area of Navajo-Camatta Cr Divide. 607 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
  OBI27157  Calyptridium monandrum Glen Holstein 1970-4-26 15 San Luis Obispo 1 mi S of Oso Flaco Lake Comment
  SBBG1938  Calyptridium monandrum L. W. Edge 1973-3-30 261 San Luis Obispo Hwy 1, Callender Comment
  OBI15305  Calystegia longipes Robert F. Hoover 1947-4-20 6968 San Luis Obispo Hill above Salinas River opposite mouth of Pilitas crk Comment
  SD244674  Calystegia macrostegia Jessica Griffiths 2012-2-26 10 San Luis Obispo Intersection of Bellow Street and Ocean View Ave in Pismo Beach. Comment
  OBI23429  Calystegia macrostegia subsp. cyclostegia Robert Jones 1971-5-10 12 San Luis Obispo Poly canyon, 1 mi NE of Cal Poly Comment
  OBI55636  Calystegia macrostegia subsp. cyclostegia David J. Keil 1989-6-3 21231 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI57540  Calystegia macrostegia subsp. cyclostegia David J. Keil 1998-3-27 26430 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  UC1794979  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19757 San Luis Obispo Coast road c. 12 km WNW of San Simeon, 1 km S of Cappucino Cove; 50 m from low sea cliff 10 Comment
  OBI62646  Calystegia malacophylla George Butterworth 2003-4-23 498 San Luis Obispo Chimineas. 10 yds E of Carrizo Cyn Rd 1.6 mi N of hwy 166 Comment
  OBI57543  Calystegia malacophylla subsp. pedicellata David J. Keil 1998-4-14 26716 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  RSA711892  Calystegia subacaulis R. K. Brummitt, D. J. Keil, N. A. Brummitt 1998-5-9 19805 San Luis Obispo E edge of San Luis Obispo city, above end of Lizzie Street; hillside by La Laloma Adobe. 100 Comment
  CAS-BOT-BC224355  Calystegia subacaulis subsp. episcopalis R. K. Brummitt; D. J. Keil 1998-5-9 19807 San Luis Obispo El Chorro Regional Park, 8km NW of San Luis Obispo 100 Comment
  UC1794954  Calystegia subacaulis subsp. episcopalis R. K. Brummitt and D. J. Keil 1998-5-9 19804 San Luis Obispo SW suburbs of San Luis Obispo, above Profumo Creek 100 Comment
  SBBG127357  Calystegia subacaulis subsp. episcopalis D. Keil 1998-6-12 27786 San Luis Obispo Morro Bay State Park, Park Ridge area W of Holister Peak, near quarry trail Comment
  SBBG110338  Camissonia C. B. Hardham 1965-3-28 12544 San Luis Obispo Bear Trap, San Juan River Comment
  OBI28782  Camissonia campestris subsp. campestris David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14515 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  UCR159232  Camissonia campestris subsp. campestris George K. Helmkamp, E. A. Helmkamp 2005-4-22 9420 San Luis Obispo East side of Inner South Coast Ranges, Carrizo Highway at mile 38 (Calif. Hwy 58, east of Santa Margarita and west of Simmler-Bitterwater Road) 610 Comment
  JEPS114157  Camissonia contorta E. L. Painter, M. Wetherwax, K. Downing 2002-5-9 CR- 311 San Luis Obispo Camp Roberts. Along roadside of Sulphur Spring Canyon. Comment
  RSA769861  Camissonia contorta David J. Keil, Jason Dart, Meg Perry 2010-4-27 30738 San Luis Obispo Carrizo Plain southwest of Carissa Plains Elementary School, south of Highway 58 614 Comment
  UCR123147  Camissonia ovata George K. Helmkamp, E. A. Helmkamp 2002-4-19 7556 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  RSA0019343  Camissonia strigulosa Greg Wilvert 2005-5-11 406 San Luis Obispo Southeast half of the Caliente Range: 1.5 km SW of Semper Spring. 1192 Comment
  CAS-BOT-BC160292  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1964-8-13 9232 San Luis Obispo Mouth of Morro Creek. Santa Lucia Range Comment
  CAS-BOT-BC160308  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Alice Eastwood 1906-6-13 353 San Luis Obispo Unspecified Comment
  UC454573  Camissoniopsis cheiranthifolia subsp. cheiranthifolia I. J. Condit 1908-4-4 San Luis Obispo Pecho Comment
  OBI11900  Camissoniopsis hirtella Robert F. Hoover 1967-5-5 10524 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UC1927749  Camissoniopsis micrantha David Keil 2006-5-7 30446 San Luis Obispo 1 mile east of Pozo Road on Las Pilitas Road, northern La Panza Mountains. Vicinity of 35 20.91'N, 120 31.20'W Comment
  OBI30993  Capsella bursa-pastoris Julie M. Vanderwier 1979-4-4 104 San Luis Obispo Indian Knob Tar Sands Comment
  OBI80886  Capsella bursa-pastoris David J. Keil 2015-2-14 32599 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  RSA0028041  Capsella bursa-pastoris Greg Wilvert 2005-4-8 198 San Luis Obispo 1.5 kilometers S of Soda Lake Rd. along Padrones Canyon Rd. 806 Comment
  CAS-BOT-BC37158  Capsella bursa-pastoris Eben McMillan 8 San Luis Obispo Commatta Canyon, 9 miles southeast of Shandon. Comment
  CAS-BOT-BC37654  Cardamine californica G. K. Helmkamp 1997-3-8 1450 San Luis Obispo Southeast of Los Osos. Swift Ranch, starting ca. 2 miles south of Los Osos Valley Road on Clark Valley Road. 107 Comment
  OBI57174  Cardamine californica 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 244 Comment
  UCR161286  Cardamine californica var. cuneata George K. Helmkamp, E. A. Helmkamp 2005-3-8 9043 San Luis Obispo Central Coast Hills, Prefumo Canyon, north side of Irish Hills. 1.1 mi SW of Los Osos Valley Road along Prefumo Canyon Road 98 Comment
  OBI79226  Cardamine hirsuta David J. Keil 2012-4-1 31238 San Luis Obispo Bob Jones Trail near junction with Ontario Road, west of Highway 101, north of Avila Beach Drive 10 Comment
  OBI82562  Cardamine hirsuta David J. Keil 2016-3-4 33549 San Luis Obispo Santa Rita Creek Canyon along Santa Rita Road 275 Comment
  SBBG124274  Cardamine hirsuta D. Keil 2000-3-6 28231 San Luis Obispo Los Osos, old bridge at eastern end of Santa Ysabel, S of Turri Rd, near mouth of Los Osos Crk 4 Comment
  UC1125811  Cardionema ramosissimum C. M. Belshaw 1936-3-27 1738 San Luis Obispo 1.2 mi. w.-n.w. Valencia Park (Plot 16); Cayucos Quad. 152 Comment
  RSA643273  Carduus pycnocephalus R. D. Goeden, D. W. Ricker 1972-2-11 s.n. San Luis Obispo NW of Cayucos, Villa Creek Rd., 1.3 mi. N of State Hwy 1 76 Comment
  OBI56310  Carduus tenuiflorus David J. Keil 1999-6-22 s.n. San Luis Obispo Montana de Oro State Park, Trl from Horse Camp to Manzanita Trl Comment
  UCR24792  Carex George K. Helmkamp 1981-6-20 s.n. San Luis Obispo Central Coast, Los Osos, south edge of Eto Lake 24 Comment
  SBBG109680  Carex C. B. Hardham 1961-5-18 7120 San Luis Obispo San Simeon Crk, foot of Red Mtn Comment
  POM258544  Carex barbarae Roxana S. Ferris 1939-6-9 s.n. San Luis Obispo Northern edge of Atascadero. Comment
  RSA142018  Carex barbarae Clare B. Hardham 1959-4-29 4338 San Luis Obispo Santa Lucia Mountains: Stenner Creek near San Luis Obispo. Comment
  OBI72363  Carex globosa Anthony Baniaga 2010-3-31 84 San Luis Obispo Black Lake Cyn, Choin property 54 Comment
  UC1928117  Carex globosa David Keil 1998-4-2 26538 San Luis Obispo East-West Ranch, Cambria Comment
  SEINET12403822  Carex globosa D. Keil 1982-1 15767 San Luis Obispo San Luis Range in Irish Hills along dirt road leading from See Canyon Rd to HIbberd Preserve Comment
  CAS-BOT-BC21849  Carex harfordii Alice Eastwood; John Thomas Howell 1937-4-30 4143 San Luis Obispo Huasna district. Comment
  OBI6417  Carex harfordii Robert F. Hoover 1947-6-2 7259 San Luis Obispo Cambria Comment
  SD71401  Carex harfordii R. F. Hoover 1947-3-19 6698 San Luis Obispo Oak Park district; in sandy moist place. Comment
  OBI6400  Carex obispoensis Robert F. Hoover 1958-3-26 8436 San Luis Obispo Ridge of Santa Lucia Mts NW of Cuesta Pass Comment
  UC1108391  Carex obispoensis Clare B. Hardham 1959-4-29 4337 San Luis Obispo Steiner Creek, San Luis Obispo. Comment
  UC1586832  Carex obispoensis David A. Young with S. A. Junak and M. Carroll 1989-3-13 1847 San Luis Obispo w end Cuesta Ridge Botanical Area (near the end of the reserve) Comment
  CAS-BOT-BC146568  Carex obispoensis W. R. Dudley 1902-4-3 s.n. San Luis Obispo Manzanita Hill south of Pine Mt. Comment
  OBI70572  Carex praegracilis Larry Kelly, David J. Keil 1988-10-1 281 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  CAS-BOT-BC117473  Carex senta R. F. Hoover 1964-6-7 8998 San Luis Obispo San Carpoforo Creek just above Windy Point. Comment
  CHSC82988  Carex spissa L. P. Janeway 2002-9-8 7729 San Luis Obispo Outer South Coast Ranges. Brizziolari Creek (Poly Canyon) 1.1 km northeast of the Cal Poly campus buildings. 168 Comment
  RSA88830  Carex subbracteata Alice Eastwood, John Thomas Howell 1937-4-30 4159 San Luis Obispo Upper Arroyo Grande. Comment
  SBBG107836  Carex subbracteata C. B. Hardham 1985-4-16 30016 San Luis Obispo head of Cienega Crk, Delaganna Ranch Comment
  UC771686  Carex subbracteata R. F. Hoover 1946-6-1 6106 San Luis Obispo se Cambria; Perry Creek Comment
  SDSU6426  Carthamus creticus D. F. Howe 1967-8-14 4374 San Luis Obispo Arroyo Grande. 37 Comment
  CDA6956  Carthamus lanatus G. D. Barbe 1977-1-26 2241 San Luis Obispo Garcia property, north side of Toro Creek Road, 4.8 km east of Highway 1, north of Morro Bay. 0 Comment
  CDA6959  Carthamus lanatus G. D. Barbe 1977-1-26 2238 San Luis Obispo Evan s property, north side Morro Creek Road (Highway 41) 4 km northeast of Highway 1, north of Morro Bay. 0 Comment
  OBI55018  Carthamus lanatus Steven A. Junak 1990-6-27 4385 San Luis Obispo Santa Lucia Mts, along W Cuesta Ridge Rd ca 7.6 mi W of intersection with hwy 101, at access rd to electronic facility on Peak 2761 768 Comment
  OBI51418  Carthamus tinctorius Jan Barber 1993-7-22 47 San Luis Obispo Cult plant from field near Santa Margarita Comment
  OBI34071  Castilleja affinis Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande. Big Coreopsis Hill Comment
  OBI9669  Castilleja affinis Robert F. Hoover 1950-5-13 7912 San Luis Obispo Near Oso Flaco Lake Comment
  OBI9688  Castilleja affinis Robert F. Hoover 1950-6-20 7993 San Luis Obispo 7 mi W of Templeton on rd to Cambria Comment
  UCR139473  Castilleja affinis Robert F. Hoover 1947-3-8 6655 San Luis Obispo Central Coast, San Simeon 61 Comment
  OBI53649  Castilleja affinis Rimo Bacigalupi, G. T. Robbins & Keith Harrison 1955-5-16 5140 San Luis Obispo Upper reaches of Cammatti Canon rd with direct rd from La Panza to Creston 396 Comment
  UCD40576  Castilleja affinis subsp. affinis Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-26 1541 San Luis Obispo San Luis Obispo County: La Panza Mountain Range, west of Carrizo Plain. Along Hwy 58, between Santa Margarita and Soda Lake Road, about 27 road miles east of the intersection of Hwys 58 and 229, just east of the bridge over San Juan Creek. 481 Comment
  OBI9389  Castilleja ambigua subsp. insalutata Robert F. Hoover 1950-5-30 7947 San Luis Obispo Mouth of Arroyo de la Cruz (just S of) Comment
  OBI76701  Castilleja attenuata Jason Dart 2005-4-15 256 San Luis Obispo SW of the intersection of Airport Rd and Dry Crk rd, Paso Robles. Site is now the location of the Airport Rd Business Park 241 Comment
  UC56092  Castilleja attenuata J. H. Barber 1901-5-24 A 16 San Luis Obispo Paso Robles Comment
  OBI58780  Castilleja attenuata David J. Keil 1998-4-20 26849 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  OBI9386  Castilleja attenuata Robert F. Hoover 1967-4-20 10487 San Luis Obispo 2 mi NW of Creston Comment
  UCSB42919  Castilleja attenuata Fugle, Dorothy 1982-4-23 San Luis Obispo North side of Hwy. 46, 8 miles west of its junction with Hwy. 101, Santa Lucia Mtns. 365 Comment
  JEPS77738  Castilleja brevistyla L. R. Heckard with R. C. Bacigalupi and T. I. Chuang 1978-4-23 4776 San Luis Obispo about 0.25 mi s Route 41 (near Cholame) (just n of Cholame Creek bridge on Palo Prieto Canyon road) 426 Comment
  JEPS99179  Castilleja densiflora Clare B. Hardham 1960-4-4 5312 San Luis Obispo Cantilena Creek 243 Comment
  OBI9397  Castilleja densiflora subsp. obispoensis Robert F. Hoover 1947-4-13 6915 San Luis Obispo 3 mi NW of Morro Bay town on 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
  OBI9346  Castilleja exserta Robert F. Hoover 1950-5-5 7871 San Luis Obispo S end of Morro Bay near Sharks Inlet Comment
  UC762711  Castilleja exserta R. F. Hoover 1946-4-27 6087 San Luis Obispo Price Canyon Comment
  UCD122436  Castilleja exserta Austin P. Griffiths; Mary C. Goodrich 1978-5-15 s.n. San Luis Obispo San Luis Obispo County: Oceano. 10 Comment
  UC454799  Castilleja exserta I. J. Condit 1908-4-4 San Luis Obispo Pecho coast Pecho (Sand Hills) Comment
  JEPS7429  Castilleja exserta subsp. latifolia R. F. Hoover 1950-5-30 7939 San Luis Obispo just s Mouth of Arroyo de la Cruz Comment
  CAS-BOT-BC94582  Castilleja foliolosa R. C. Wenk 2007-4-22 664 San Luis Obispo Carrizo Plain National Monument. Foothills of the Caliente Range, behind Washburn Ranch house, above area with blue oaks 822 Comment
  OBI56556  Castilleja miniata var. miniata L. R. Heckard 1982-8-13 5821 San Luis Obispo Raised at Berkeley greenhouses from seed collected by K.G. Jones in Aug 1981: Arroyo willow community behind primary dunes S of Arroyo Grande mouth, Oceano Comment
  OBI9648  Castilleja plagiotoma Robert F. Hoover 1952-5-24 8205 San Luis Obispo Caliente Mt Comment
  OBI58776  Castilleja subinclusa subsp. subinclusa David J. Keil 1998-5-11 27175 San Luis Obispo Caliente Range, 4.1 mi from Soda Lake Rd. along Selby Rd. Comment
  UC2027069  Castilleja subinclusa subsp. subinclusa Greg Wilvert 2005-5-14 420 San Luis Obispo Southeast Half of the Caliente Range: 1.2 km NW of Wells Canyon Comment
  JEPS16124  Castilleja subinclusa subsp. subinclusa Rimo Bacigalupi with G. Thomas Robbins and Roxana S. Ferris 1955-5-24 5204 San Luis Obispo just e Cottonwood Pass summit (and 0.1 mi w of Kern-San Luis Obispo County line, along Calif Hwy 41) 579 Comment
  JEPS27742  Castilleja subinclusa subsp. subinclusa Paul D. Hurd Jr. 1962-5-5 San Luis Obispo 10 mi w Simmler Comment
  JEPS29118  Castilleja subinclusa subsp. subinclusa D. E. Breedlove 1962-3-29 2083 San Luis Obispo 2.2 mi w Soda Lake, north edge (on Turkey Camp Well Road, w edge of Carrizo Plain); Carrizo Plain 685 Comment
  CAS-BOT-BC38209  Caulanthus anceps Alice Eastwood; John Thomas Howell 1937-4-29 4121 San Luis Obispo Carrizo Plain near Soda Lake. Comment
  CAS-BOT-BC38244  Caulanthus anceps Beatrice F. Howitt 1960-4-7 199 San Luis Obispo Along the road, about 1 mile from Cholame. Comment
  CAS-BOT-BC38249  Caulanthus anceps Ernest C. Twisselmann 1965-3-23 10492 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Pinole Hills at the head of Bitterwater Creek. 670 Comment
  UC1296269  Caulanthus anceps R. F. Hoover 1948-4-12 7439 San Luis Obispo foothills on w side Cottonwood Pass Comment
  OBI14927  Caulanthus californicus Robert F. Hoover 1952-1 San Luis Obispo Comment
  SD71139  Caulanthus californicus R. F. Hoover 1952-4-1 8062 San Luis Obispo 6.0 miles southeast of Soda Lake, Carrizo Plain. Comment
  UC1492735  Caulanthus coulteri Freed W. Hoffman 1950-4-19 3356 San Luis Obispo Maricopa-Ojai Road in Cuyama Valley 1.2 mi from intersection Highway 399 and Highway 166 (at junction of Santa Barbara, San Luis Obispo and Kern Counties in San Luis Obispo County); Grace V. Whitener Ranch Comment
  JEPS53340  Caulanthus coulteri var. lemmonii Betty Knight 1929-3-23 San Luis Obispo Paso Robles Comment
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Sep 26 2006
  JEPS53342  Caulanthus coulteri var. lemmonii Betty Knight 1929-3-23 San Luis Obispo Paso Robles Comment
  JEPS53343  Caulanthus coulteri var. lemmonii unknown San Luis Obispo Paso Robles Comment
  UC1529011  Caulanthus coulteri var. lemmonii Dean W. Taylor 1986-3-2 8718 San Luis Obispo roadcut on Highway 58 in Temblor Creek drainage (Temblor Range); , Temblor Creek drainage 883 Comment
  UCR143457  Caulanthus coulteri var. lemmonii David D. Keck, Jens Clausen 1935-4-9 3081 San Luis Obispo Coast Range, Cholame 457 Comment
  JEPS27174  Caulanthus coulteri var. lemmonii W. L. Jepson 1932-4-3 16201 San Luis Obispo Palo Prieto Pass 609 Comment
  UC1051467  Caulanthus coulteri var. lemmonii Herbert L. Mason 1952-4-6 14202 San Luis Obispo Temblor Range e Cholame; Temblor Range e of Cholame Comment
  CDA15107  Caulanthus inflatus G. F. Hrusa 1998-3-28 14190 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Annual in large colony on steep E-facing slope above headwaters of Bitterwater Ck. Hills immed. S of Elkhorn Grade Rd. at S end of Carrizo Plain. Sheet 1 of 2. Comment
  UCR29956A  Caulanthus inflatus Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1982-5-2 850 San Luis Obispo County Road 285, 9.3 mi SE of junction with Hwy 58. Sheep Camp 602 Comment
  CAS-BOT-BC40466  Caulanthus inflatus Ernest C. Twisselmann 1954-5-1 1160 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Associated Ridge. 8 miles east of Simmler. 853 Comment
  CAS-BOT-BC40357  Caulanthus lasiophyllus Clare B. Hardham 1957-3-23 1547 San Luis Obispo Santa Lucia Mountains. 7 miles east of Templeton. Comment
  OBI72490  Caulanthus lemmonii E. L. Painter & M. Wetherwax, David J. Keil, K. Downing, J. Olson 2000-5-16 CR- 67 San Luis Obispo Camp Roberts. Above Nacimiento River, near Twin Bridges UTMs (NAD 27) zone 10S, 694582E. 3960393N Comment
  SBBG112852  Caulanthus lemmonii C. B. Hardham 1957-3-24 1555 San Luis Obispo Chalk Rock, Peachy Cyn Comment
  SBBG112854  Caulanthus lemmonii C. B. Hardham 1957-4-2 1603 San Luis Obispo Chalk Rock, Peachy Cyn Comment
  SBBG29789  Caulanthus lemmonii I. L. Wiggins 1932-3-21 San Luis Obispo near jct of Carrisa Plain Rd with Bitterwater Valley Rd Comment
  UCR87261  Ceanothus cuneatus subsp. rigidus George K. Helmkamp 1993-3-5 s.n. San Luis Obispo Central Coast, just north of Montana de Oro State Park 30 Comment
  OBI10554  Ceanothus cuneatus var. cuneatus Robert F. Hoover 1947-3-9 6663 San Luis Obispo head of Calf Cyn, E of Santa Margarita Comment
  UC55333  Ceanothus cuneatus var. cuneatus J. H. Barber 1900-5-30 San Luis Obispo Paso Robles Comment
  OBI10473  Ceanothus cuneatus var. cuneatus Carl B. Wolf 1941-7-11 10980 San Luis Obispo S Coast range: La Panza range. Pozo-La Panza rd; 1-1/10 mi SW summit of grade 671 Comment
  UC524039  Ceanothus cuneatus var. cuneatus Ira L. Wiggins 1932-3-20 5774 San Luis Obispo hillside at w end of 11th St. Paso Robles Comment
  CAS-BOT-BC49121  Ceanothus cuneatus var. ramulosus R. F. Hoover 1947-1-26 6601 San Luis Obispo Osos Valley Comment
  SBBG104392  Ceanothus cuneatus var. ramulosus F. L. Johnson Proctor 1993-2-20 ROB 147 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG116855  Ceanothus cuneatus var. ramulosus E. Painter, M. Wetherwax 2002-2-27 SLO 210 San Luis Obispo near rd below Primera Mine, ca. 0.7 air km S of Primera Mine, ca. 0.2 air km SE of New London Mine; Camp San Luis Obispo 320 Comment
  CAS-BOT-BC49125  Ceanothus cuneatus var. ramulosus Ernest C. Twisselmann 1959-4-10 5034 San Luis Obispo Irish Hills: Summit of Perfumo Canyon 350 Comment
  OBI10370  Ceanothus cuneatus var. ramulosus Robert J. Rodin 1957-5-5 6138 San Luis Obispo 1/2 me W of Cuesta Pass Comment
  OBI10470  Ceanothus cuneatus var. ramulosus Robert F. Hoover 1948-3-27 7433 San Luis Obispo Steiner Crk near San Luis Obispo Comment
  CAS-BOT-BC64401  Ceanothus foliosus subsp. medius D. O. Burge 2007-4-18 DOB 852 b San Luis Obispo Cuesta Ridge Botanical Area, Los Padres National Forest, 5.2 road miles (8.3 km) nw. of Hwy 101 via TV Tower Road (W. 770 Comment
  UC1280757  Ceanothus foliosus var. medius H. E. McMinn 1938-6-26 5227 San Luis Obispo 9 mi e Pozo (Pozo Mountains); Pozo Mountains Comment
  OBI10486  Ceanothus impressus Robert F. Hoover 1948-2-25 7422 San Luis Obispo Oak Park district, on sandstone hills Comment
  SBBG4283  Ceanothus impressus var. nipomensis M. Van Rensselaer 1938-3-20 816 San Luis Obispo Nipomo Mesa Comment
  OBI32209  Ceanothus maritimus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14440 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  UCD112050  Ceanothus maritimus Roman Gankin 1967-10-11 1118 San Luis Obispo San Luis Obispo County: Ridge north of Arroyo de los Chinos, east of State Route 1 1/4 mile, ca. 9 miles north of San Simeon. Comment
  CAS-BOT-BC50524  Ceanothus oliganthus R. W. Summers 1884-6-1 s.n. San Luis Obispo Sta Lucia Mts. Comment
  CAS-BOT-BC51479  Ceanothus oliganthus Beatrice F. Howitt 1955-5-30 543 San Luis Obispo Along the trail to Cone Peak Lookout Comment
  OBI10357  Ceanothus oliganthus var. sorediatus Robert F. Hoover 1947-4-2 6865 San Luis Obispo Upper Arroyo grande 6 mi above county park Comment
  OBI10358  Ceanothus oliganthus var. sorediatus Robert F. Hoover 1948-4-24 7486 San Luis Obispo Head of American Cyn, La Panza Range Comment
  CAS-BOT-BC51231  Ceanothus papillosus Roxana S. Ferris 1939-6-18 9790 San Luis Obispo Santa Lucia Mts. - Summit road along south fork of Las Tablas Creek on Klau-Cambria Road 579 Comment
  CAS-BOT-BC51235  Ceanothus papillosus R. W. Summers 1888-3-18 s.n. San Luis Obispo Canyon, Coast Range leading into Los Osos (Bears') Valley Comment
  OBI58671  Ceanothus papillosus var. roweanus David J. Keil 1998-6-12 27809 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  SEINET12209513  Ceanothus sorediatus R. J. Rodin 1957-1 6134 San Luis Obispo 0.5 mi W of Guesta Summit on Highway 101 Comment
  UC570011  Ceanothus spinosus B. Bolt 1936-3-12 613 San Luis Obispo 1 mi ene Cerro Romauldo; San Luis Obispo Quad. 152 Comment
  SBBG71400  Ceanothus thyrsiflorus var. thyrsiflorus R. Hoffmann 1931-1-28 San Luis Obispo N of San Simeon Comment
  OBI82575  Centaurea calcitrapa David J. Keil 2015-7-8 33288 San Luis Obispo Garden Farms area north of Santa Margarita along El Camino Real, ca. 0.3 miles south of intersection with Pine Avenue 295 Comment
  SD148254  Centaurea iberica G. K. Helmkamp, E. A. Helmkamp 2000-9-2 5971 San Luis Obispo Irish Hills; Profumo Canyon, 2.2 miles west of Los Osos Valley Road. 136 Comment
  SBBG117849  Centaurea melitensis D. Oberhoff, R. Root 2000-6-16 San Luis Obispo near Operating Engineers Training Trust pond and mouth of Chorro Crk into Chorro Reservoir; Camp San Luis Obispo 250 Comment
  UC1953349  Centaurea melitensis Anthony Baniaga with Theo Fitanides 2010-5-16 195 San Luis Obispo Tierra Redonda Mountain. Comment
  OBI72463  Centaurea melitensis D. Oberhoff & R. Root, R. Root 2000-6-16 s.n. San Luis Obispo Camp San Luis Obispo. Near Operating Engineers Training Trust (OET) pond and mouth of Chorro crk into Chorro reservoir. UTMs (NAD27) zone 10S, 710580E, 3912995N Comment
  UCR91837  Centaurium davyi George K. Helmkamp 1996-5-24 1040 San Luis Obispo Central Coast, Los Osos, along trail to quarry, 0.6 mile east of South Bay Blvd. 95 Comment
  CAS-BOT-BC279313  Centromadia pungens subsp. pungens Ernest C. Twisselmann 1954-8-19 1514 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon, 7 miles south of Cholame 624 Comment
  SEINET7063671  Cerastium arvense A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 13.7 miles east of Arroyo Grande on Huasna Road. UTM Zone 10, 739708mE, 3890847mN. (WGS84/NAD83). 256 Comment
  OBI10215  Cercocarpus betuloides Robert F. Hoover 1967-4-14 10444 San Luis Obispo Hill W fo Poly Cyn, San Luis Obispo Comment
  OBI4994  Cercocarpus betuloides F. W. Rush Unk 3 San Luis Obispo Mt. San Luis Comment
  CAS-BOT-BC135411  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-4-15 8735 San Luis Obispo Ridge northwest of Cuesta Pass. Comment
  CAS-BOT-BC137171  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-6-6 8938 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  SBBG93726  Cercocarpus betuloides var. betuloides S. A. Junak 1990-4-26 4202 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
  UC1127864  Cercocarpus betuloides var. betuloides T. M. Hendrix 1937-5-18 193 San Luis Obispo 2 1/2 mi sse of Black Mountain (Los Padres National Forest); Los Padres National Forest 685 Comment
  CAS-BOT-BC137169  Cercocarpus betuloides var. betuloides R. F. Hoover 1946-8-17 6296 San Luis Obispo Upper Arroyo Grande 5 mi above County Park Comment
  UCD164495  Chaenactis glabriuscula A. Amezcua 1995-4-16 21 San Luis Obispo San Luis Obispo County: Along shoulder of Highway 58, 3 km east of Odonovan Road. 500 Comment
  UCR254932  Chaenactis glabriuscula Greg de Nevers 1993-4-25 10394 San Luis Obispo Inner South Coast Range, Carrizo Plain 823 Comment
  UC1119723  Chaenactis glabriuscula var. glabriuscula N. H. French 1937-4-4 924 San Luis Obispo 10 mi e of Cuyama Ranch; Santa Inez 792 Comment
  CAS-BOT-BC277489  Chaenactis glabriuscula var. glabriuscula David D. Keck; J. Clausen 1935-4-10 3154 San Luis Obispo 15 miles south of Soda Lake, on Carrizo Plain Comment
  SBBG45519  Chaenactis glabriuscula var. lanosa L. W. Edge 1972-5-31 191 San Luis Obispo St Hwy 1, Callender Comment
  UC1119707  Chaenactis glabriuscula var. lanosa G. T. Nordstrom 1937-4-14 1077 San Luis Obispo 2.8 mi ese of William Ranch; Adelaida Quadrangle Comment
  UCR122486  Chaenactis glabriuscula var. lanosa George K. Helmkamp, E. A. Helmkamp 2001-5-2 6621 San Luis Obispo La Panza Range, Calif. Hwy 58, 11.2 miles east of Santa Margarita 488 Comment
  CAS-BOT-BC277601  Chaenactis glabriuscula var. lanosa Alice Eastwood 1906-6-13 367 San Luis Obispo Country adjacent to Santa Maria Comment
  OBI16826  Chaenactis stevioides Robert F. Hoover 1967-4-15 10453 San Luis Obispo Cyn just W of "Cottonwood Cyn bridge" lower Cuyama Valley Comment
  UC575283  Chaenactis stevioides David D. Keck and J. Clausen 1935-4-10 3133 San Luis Obispo 14 mi nw of McKittrick Comment
  UC1130413  Chamaesyce ocellata P. L. Johannsen 1937-5-11 1116 San Luis Obispo 3 mi n Simmler 716 Comment
  OBI79755  Cheilanthes covillei David J. Keil, with Matt Ritter, Taylor Crow, Dan Sinton, et al. 2013-4-6 31569 San Luis Obispo Avenales Ranch, south of Pozo 430 Comment
  UCR131927  Chenopodium ambrosioides George K. Helmkamp 2003-11-22 8228 San Luis Obispo Central Coast, base of Nipomo Mesa on unnamed road 0.1 mi SW of Halcyon Rd at the railroad crossing, just south of Arroyo Grande 15 Comment
  CDA15108  Chenopodium californicum G. F. Hrusa 1998-3-28 14191 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Above headwaters of Bitterwater Ck. immed. S of Elkhorn Grade Rd. at S end of Carrizo Plain. Comment
  OBI61029  Chenopodium californicum George Butterworth 1998-3-20 219 San Luis Obispo Carrizo Plain Natural Area. 50 yds beyond Selby Camp T32S, R20E, S21 Comment
  OBI78938  Chenopodium californicum David J. Keil 1979-4-8 13021 San Luis Obispo Calf Canyon Comment
  OBI19184  Chenopodium californicum David J. Keil 1979-4-8 13021 San Luis Obispo Calf Cyn ca 1 mi W of jctn of Hwys 229 and 58 Comment
  UCR265757  Chenopodium murale Mark A. Elvin, Jason Storlie 2014-10-10 7724 San Luis Obispo Central Coast, Santa Maria River Valley; Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Main Gate at Beigle Road and Oso Flaco Lake Road 11 Comment
  OBI17515  Chenopodium murale Lynne Dee Althouse 1977-3-26 11 San Luis Obispo Wolfe's Horse ranch, N of San luis High School 130 Comment
  OBI21636  Chondrilla juncea Lela and Bernie Burdett, Bernie Burdett 1978-10-30 s.n. San Luis Obispo San Luis Obispo, Terrace Hill. Comment
  OBI32336  Chorizanthe David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15922 San Luis Obispo E of Cambria along road to Cypress Mtn. 1.4 mi E of jctn with Santa Rosa Crk rd on Fiscalini Ranch rd (dirt road along Steiner Crk) Comment
  CAS-BOT-BC178949  Chorizanthe angustifolia David D. Keck 1933-5-5 2215 San Luis Obispo Oceano, SW San Luis Obispo County Comment
  OBI11192  Chorizanthe angustifolia Robert F. Hoover 1947-5-23 7185 San Luis Obispo Coast S of Hazard Cyn Comment
  RSA150953  Chorizanthe angustifolia Clare B. Hardham 1962-4-24 9070 San Luis Obispo Baywood Park (Morro Bay) Comment
  RSA150969  Chorizanthe angustifolia Clare B. Hardham 1962-4-24 9071 San Luis Obispo South of Morro Bay Comment
  CAS-BOT-BC178956  Chorizanthe angustifolia Mary Page Ingalls 1912-6-1 s.n. San Luis Obispo Haynes Ranch Comment
  RSA491715  Chorizanthe angustifolia James L. Reveal, C. Rose Broome, Clare B. Hardham 1987-6-18 6481 San Luis Obispo Montana de Oro State Park, on the trail to the beach at the mouth of Hazard Canyon at the western end of San Luis Range south of Morro Bay and southwest of Baywood Park 15 Comment
  SBBG109902  Chorizanthe angustifolia C. B. Hardham 1962-5-31 10255 San Luis Obispo Nipomo near Union Oil Pump Stn Comment
  OBI11259  Chorizanthe biloba Robert F. Hoover 1946-6-16 6166 San Luis Obispo La Panza district, in juniper belt just W of La Panza Ranch Comment
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Feb 4 2017
  OBI72212  Chorizanthe biloba var. biloba M. Wetherwax & E. L. Painter, E. L. Painter 2000-5-18 CR 107 San Luis Obispo Camp Roberts. At top of slope, on SE corner of BEe rock and Cyn rd, next to red and white wooden box marked W/T 200 Comment
  CAS-BOT-BC191787  Chorizanthe breweri Alice Eastwood; John Thomas Howell 1936-5-7 2247 San Luis Obispo Hills NE of San Luis Obispo Comment
  OBI75167  Chorizanthe breweri David J. Keil, with Matt Ritter, Jenn Yost, Taylor Crow 2011-3-15 30977 San Luis Obispo Western slope of Santa Lucia Mountains. San Luis Obispo Open Space Trail, Reservoir Canyon to Bowden Ranch. Bowden Ranch, near high tension wire tower 356 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
  CAS-BOT-BC191482  Chorizanthe diffusa R. F. Hoover 1946-7-23 9187 San Luis Obispo Summit at head of Carpenter Canyon, N of Arroyo Grande Comment
  UCD77544  Chorizanthe douglasii Robert E. Preston 1998-6-17 1139 San Luis Obispo 3 mi NW of La Panza Ranch, on W-facing slope, 0.15 mi E of Hwy 58 563 Comment
  UC1392623  Chorizanthe douglasii R. F. Hoover 1969-6-3 11352 San Luis Obispo 3 mi e Santa Margarita; e of Santa Margarita, Moreno Canyon Comment
  CAS-BOT-BC256946  Chorizanthe membranacea Alice Eastwood 1926-5-4 13833 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC256959  Chorizanthe membranacea Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9454 San Luis Obispo Along Salinas River 10 miles east of Santa Margarita on State Highway #178 Comment
  OBI66145  Chorizanthe membranacea D. R. Miller 1989-6-1 689 -1 San Luis Obispo Along Rocky Butte truck trl rd side at 'Air Strip' +/- 2.5 mi from first gate at end of San Simeon crk rd Comment
  POM209666  Chorizanthe membranacea D. D. Keck 1934-4-26 2825 San Luis Obispo 4.1 miles west of La Panza Comment
  OBI30870  Chorizanthe obovata Julie M. Vanderwier 1979-6-26 177 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG1412  Chorizanthe obovata C. B. Hardham 1959-6-10 4803 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  OBI11206  Chorizanthe obovata Robert F. Hoover 1946-6-13 6142 San Luis Obispo 6 mi S of San Luis Obispo Comment
  SD71136  Chorizanthe obovata R. F. Hoover 1946-6-13 6142 San Luis Obispo 6 mi. s. of San Luis Obispo Comment
  UC771748  Chorizanthe obovata R. F. Hoover 1946-6-23 6195 San Luis Obispo Huasma district Comment
  SBBG1414  Chorizanthe palmeri H. and M. Dearing 1946-6-16 4875 San Luis Obispo N of San Luis Obispo Comment
  CAS-BOT-BC252748  Chorizanthe palmeri R. F. Hoover 1947-6-27 7279 San Luis Obispo First ridge west of Cerro Romeuldo Comment
  RSA120676  Chorizanthe palmeri Clare B. Hardham 1957-7-15 2454 San Luis Obispo Atascadero Creek about 0.5 mile south of Morro Road Comment
  UC1736622  Chorizanthe staticoides Dean W. Taylor 1993-6-22 13729 San Luis Obispo Cuesta Ridge, in Cuesta Ridge Botanical Area, along ridge at Firebreak Benchmark 2476; Los Padres National Forest 746 Comment
  UCD99968  Chorizanthe staticoides G. F. Hrusa; D. Ragan 1995-6-20 12360 San Luis Obispo San Luis Obispo County: immediately adjacent to Entrance 1, 1/2 m. N of Mt. Lowe. 600 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
  RSA792815  Chorizanthe staticoides D. M. McF 1954-6-18 3 San Luis Obispo Dick Westerman Ranch. Arroyo Grande. Comment
  OBI11175  Chorizanthe uniaristata Robert F. Hoover 1953-5-17 8315 San Luis Obispo "Skunk Well" cyn near Marianas Ranch, Temblor Range Comment
  JEPS90485  Chorizanthe ventricosa Dean W. Taylor 1994-5-26 14387 San Luis Obispo directly behind & w. from Madonna Inn San Luis Obispo; S. Coast Ranges, San Luis Obispo <7 1/4> Quad.(1979) 67 Comment
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Jun 25 2019
  UC572431  Chorizanthe ventricosa W. A. Peterson 1937-5-14 837 San Luis Obispo 1/2 mi sw Yellow Mountain 563 Comment
  OBI11162  Chorizanthe xanti Robert F. Hoover 1952-5-25 8236 San Luis Obispo N base of Caliente Mt Comment
  SBBG109305  Chorizanthe xanti var. xanti C. B. Hardham 1956-5-12 667 San Luis Obispo Shell Cyn and jct with Camatta Rd Comment
  UC1561371  Cicendia quadrangularis Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6846 San Luis Obispo ca 7 air mi n San Simeon (2-3 mi from Hwy 1, Arroyo de la Cruz on Hearst Ranch, s side of arroyo); Hearst Ranch, Arroyo de la Cruz 91 Comment
  CAS-BOT-BC285228  Cichorium intybus R. F. Hoover 1969-7-13 11465 San Luis Obispo Atascadero Comment
  CAS-BOT-BC285232  Cichorium intybus Alice Eastwood 1927-7-29 14978 San Luis Obispo Near San Luis Obispo Comment
  SD71438  Cicuta maculata var. angustifolia R. F. Hoover 1947-7-27 7337 San Luis Obispo Black Lake Canyon, south of Arroyo Grande Comment
  CDA36470  Cirsium arvense C. Darling 2011-8-18 PDR# 1450418 San Luis Obispo Cayucos; Toro Creak Rd., 1 mile east of Hwy 1. 0 Comment
  SBBG96028  Cirsium fontinale var. obispoense D. Keil 1977-8-22 12520 San Luis Obispo Prefumo Cyn Comment
  OBI81606  Cirsium occidentale Jill M. Bushakra, Jake Martin 2000-5-31 30 San Luis Obispo Los Padres N. F. on Road 29S02 at intersection with 28S02 near Navajo Campground. 305 Comment
  CAS-BOT-BC285464  Cirsium occidentale var. californicum Alice Eastwood; John Thomas Howell 1938-6-13 5909 San Luis Obispo Sw. of Shandon on road to Creston Comment
  OBI5562  Cirsium occidentale var. compactum Sharon Jochums 1974-4-28 143 San Luis Obispo West of Hwy 1, S of Arroyo de la Cruz Comment
  PGM2318  Cirsium occidentale var. compactum Vern Yadon 1983-4-10 San Luis Obispo Arroyo de la Cruz, At field edge Comment
  RSA0059671  Cirsium occidentale var. venustum F. L. Johnson, E. A. Young 1993-5-23 ROB 0509 San Luis Obispo Twin Bridges on Boyscout Road. Comment
  OBI16717  Cirsium vulgare Vincent Lazaneo 1968-11-27 12 San Luis Obispo S of San Luis Obispo on hwy 101, 1/2 I W on Madonna Inn rd Comment
  CAS-BOT-BC162537  Clarkia affinis Ernest C. Twisselmann 1956-5-2 2731 San Luis Obispo Bitterwater Road at Chris Twisselmann Ranch - Temblor Range and the Western San Joaquin Valley 655 Comment
  OBI59593  Clarkia affinis David J. Keil, with V. L. Holland 1999-5-4 28332 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  JEPS90025  Clarkia bottae Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13702 San Luis Obispo Irish Hills on PG&E Diablo Canyon Nuclear Power Plant facility site, ridge between Coon Creek and Crowbar Canyon 0.5 mi e of last benchmark Irish Hills; South Coast Ranges, Irish Hills 381 Comment
  CAS-BOT-BC172288  Clarkia bottae Clare B. Hardham 1958-7-1 3749 San Luis Obispo Head of Old Creek, Santa Rita Road, Santa Lucia Mountains Comment
  OBI12131  Clarkia bottae Danny Lickness 1968-5-23 13 San Luis Obispo Found 450 yds up Poly Cyn on the right side of road Comment
  CDA15769  Clarkia cylindrica G. F. Hrusa 1993-5-21 11063 San Luis Obispo Big Falls Creek. E side of creek approx. 3/4 mile upstream from confluence with Lopez Creek. Comment
  CAS-BOT-BC172259  Clarkia cylindrica subsp. cylindrica Mary H Fleisher 1927-5-1 s.n. San Luis Obispo At pass on road from Paso Robles to Bakersfield Comment
  OBI62709  Clarkia cylindrica subsp. cylindrica Jason Dart 2003-6-1 D 132 San Luis Obispo Santa Margarita Ranch, 1.75 mi due S of town; on the E side of the Santa Lucia Mts 396 Comment
  SBBG118013  Clarkia epilobioides E. Painter, M. Wetherwax, J. Olson 2002-4-23 SLO 237 San Luis Obispo W side of Cerro Romualdo, abandoned rd leading from water tank across E slope; Camp San Luis Obispo 155 Comment
  OBI27304  Clarkia modesta Robert L. Allen, Nancy E. Arnold 1981-5-10 279 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  JEPS99217  Clarkia prostrata C. B. Hardham 1959-4-21 4624 San Luis Obispo Arroyo de la Cruz Comment
  SBBG109475  Clarkia prostrata C. B. Hardham 1959-4-21 4624 San Luis Obispo Arroyo de la Cruz Comment
  OBI80065  Clarkia purpurea David J. Keil 2000-5-27 28762 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  OBI58526  Clarkia purpurea David J. Keil 1998-6-1 27551 San Luis Obispo E of Templeton on Cross Canyon Rd., 0.3 miles E of Lowes Canyon Rd. Comment
  SBBG95519  Clarkia purpurea D. Keil 1986-5-30 19622 San Luis Obispo Los Osos area, ca. 0.25 mi W of jct of Calle Cordoniz and Bayview Heights Drive Comment
  SEINET10492126  Clarkia purpurea David B. Dunn, Howard Brown 1946-5-12 Dunn 2328 San Luis Obispo Between atascadero and templeton along us hwy 101. Comment
  SBBG117858  Clarkia purpurea subsp. quadrivulnera M. Wetherwax, E. Painter 2003-4-30 SLO 324 San Luis Obispo unused rd E of Range Rd, S of ranges; Camp San Luis Obispo 180 Comment
  SBBG118009  Clarkia purpurea subsp. quadrivulnera E. Painter, M. Wetherwax, D. Keil 2000-5-16 CR 60 San Luis Obispo Nacimiento River near Twin Bridges; Camp Roberts Comment
  UC1122408  Clarkia purpurea subsp. quadrivulnera H. C. Lee 1937-5-10 917 San Luis Obispo 2 mi w Paso Robles; Paso Robles Quadrangle (130D) Comment
  UCSB42068  Clarkia purpurea subsp. quadrivulnera McEnulty, Mary 1979-5-22 San Luis Obispo Nipomo Mesa 30 Comment
  CAS-BOT-BC163936  Clarkia purpurea subsp. quadrivulnera Ernest C. Twisselmann 1954-5-12 1216 San Luis Obispo Palo Prieta Summit, 7 miles south of Cholame 640 Comment
  CAS-BOT-BC163941  Clarkia purpurea subsp. quadrivulnera Ira L. Wiggins 1929-5-24 3758 San Luis Obispo Roadside 1 1/2 miles east of Templeton Comment
  JEPS43568  Clarkia purpurea subsp. quadrivulnera Miss R. R. Reed 1915-1 476 San Luis Obispo near Santa Margarita Comment
  UC454557  Clarkia speciosa I. J. C. and Mrs. Brandegee 1911-5-25 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC165245  Clarkia speciosa subsp. immaculata James L. Reveal; C. Rose Broome 1987-6-20 6501 San Luis Obispo Along Ormonde Road, 1.2 mile east of Price Canyon Road and 1 mile west of Old Oak Park Road, on the ridge between Price Canyon and Schoolhouse Canyon, about 3 airline miles north-northwest of Pismo Beach 106 Comment
  JEPS720  Clarkia speciosa subsp. immaculata Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  JEPS73726  Clarkia speciosa subsp. immaculata L. R. Heckard with T. I. Chuang and R. Bacigalupi 1968-7-17 2063 San Luis Obispo 1.6 mi from Price Canyon road (along Ormond Road, se of Edna) 15 Comment
  RSA0059937  Clarkia speciosa subsp. immaculata C. L. Hitchcock 1928-6-3 4 San Luis Obispo Price Canyon, 1 miles south of Edna. 60 Comment
  RSA43083  Clarkia speciosa subsp. speciosa Robert F. Hoover 1947-5-30 7236 San Luis Obispo Huasna district Comment
  CAS-BOT-BC165349  Clarkia speciosa subsp. speciosa Alice Eastwood; John Thomas Howell 1936-5-9 2356 San Luis Obispo 9 miles east of Adelaida Comment
  CAS-BOT-BC165356  Clarkia speciosa subsp. speciosa Clare B. Hardham 1956-6-20 950 San Luis Obispo Tassajera Canyon Comment
  CAS-BOT-BC165362  Clarkia speciosa subsp. speciosa R. F. Hoover 1969-6-3 11351 San Luis Obispo Moreno Canyon 3 mi. east of Santa Margarita Comment
  CAS-BOT-BC165377  Clarkia speciosa subsp. speciosa Ernest C. Twisselmann 1955-6-16 2158 San Luis Obispo La Panza Range. Queen Bee Road at Branch Mountain Trail 685 Comment
  JEPS1946 Image available Clarkia speciosa subsp. speciosa R. W. Summers 373 San Luis Obispo Santa Margarita Valley; ; Santa Margarita Valley, San Luis Obispo Co. Comment
  JEPS27056  Clarkia speciosa subsp. speciosa Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-12 7435 San Luis Obispo 1.5 mi w Bee Rock (old Lynch Ranch, just n of Tierra Redonda Mtn.); Bradley 15 ed. of 1919 USGS sheet 341 Comment
  UC1071895  Clarkia speciosa subsp. speciosa C. Epling, P. Levine, D. Mitchell 1948-6-12 517 San Luis Obispo road from Santa Margarita to Pozo (4.4 mi e of railroad tracks) Comment
  UCR56026  Clarkia tembloriensis subsp. tembloriensis Tim P. Holtsford 1988-5-10 880510- San Luis Obispo Inner South Coast Range, Temblor Range, above State Hwy 58, between Mckittrick and Simmler, 0.6 mi. SW of Kern County line. 915 Comment
  OBI30990  Clarkia unguiculata Julie M. Vanderwier 1978-7-12 86 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG5014  Clarkia unguiculata C. B. Hardham 1959-5-6 4411 San Luis Obispo jct rd to Pleyto and rd to Nacimiento Dam Comment
  UC1285086  Claytonia exigua subsp. exigua R. F. Hoover 1947-4-4 6888 San Luis Obispo w side Cottonwood Pass Comment
  OBI78876  Claytonia parviflora David J. Keil 2013-2-28 s.n. San Luis Obispo Irish Hills Open Space, Bog thistle trail Comment
  OBI55388  Claytonia parviflora subsp. parviflora David J. Keil, with Kathleen A. Keil 1997-3-8 26078 San Luis Obispo La Panza Mts. Junction of Red Hill Road and Highway 58. Comment
  SEINET198602  Claytonia parviflora subsp. parviflora G. T. Nordstrom 1937-3-27 1018 San Luis Obispo 1.8 mi SW of Chimney Rock Adelaida 370 Comment
  RSA648479  Claytonia perfoliata Mary D Arche 1981-4-19 81 -9 San Luis Obispo Cambria, 1 mile N on Sunbury St 15 Comment
  OBI72280  Claytonia perfoliata subsp. perfoliata Anthony Baniaga, Theo Fitanides 2010-1-30 9 San Luis Obispo Tierra Redonda Mtn BLM ACEC 275 Comment
  OBI42715  Clematis ligusticifolia David J. Keil 1977-8-21 K 12513 San Luis Obispo 3 mi W of Cuesta College along Calif Hwy 1, small steam S of hwy Comment
  OBI51255  Clematis ligusticifolia Debbie Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .6 San Luis Obispo San Simeon State Park, NE corner of park Comment
  OBI75741  Clinopodium douglasii Al Lindholm 1967-4-23 200 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. 1/2 mile southeast of Geode Mountain. Comment
  SBBG104258  Clinopodium douglasii F. L. Johnson, E. A. Young 1993-5-27 ROB 675 San Luis Obispo Cerro Romualdo; Camp San Luis Obispo Comment
  SBBG112752  Collinsia bartsiifolia var. bartsiifolia K. G. Junes 1994-4-17 San Luis Obispo Guadalupe Dunes; Wild Almond Meadows; deflation areas near Oso Flaco Lake Comment
  CDA21427  Collinsia bartsiifolia var. davidsonii G. F. Hrusa 2005-3-31 16398 San Luis Obispo Carrizo Plain; Base of Caliente Mtns., immed. W of Swain Ridge. 746 Comment
  OBI9629  Collinsia bartsiifolia var. davidsonii Robert F. Hoover 1947-4-26 7098 San Luis Obispo 10 mi E of Creston on La Panza rd Comment
  OBI31162  Collinsia heterophylla Julie M. Vanderwier 1978-5-18 48 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG80672  Collinsia heterophylla C. F. Smith 1986-5-15 12081 San Luis Obispo ca. 1-2 mi W of Caliente Mtn lookout 1524 Comment
  UCR160386  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2005-6-9 9610 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
  UCR160565  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2005-6-7 9544 San Luis Obispo Outer South Coast Ranges, along Huasna Road, 1.3 mile west of Huasna Townsite Road 305 Comment
  UC1226816  Collinsia heterophylla Paul J. Hurd and Stage 1962-6-9 62 -21 San Luis Obispo 5.1 mi ne of Santa Margarita Comment
  RSA0042804  Collinsia heterophylla var. heterophylla LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6454 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
  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
  OBI56301  Collinsia sparsiflora var. collina George Butterworth 1999-4-4 288 San Luis Obispo Carrizo Plain Natural Area. 1/4 mi S of Circe & Garvey corner 671 Comment
  UCSB11740  Collinsia sparsiflora var. collina Breedlove, Dennis 1962-3-29 San Luis Obispo 19.1 miles west of Simmler; La Panza Range 594 Comment
  OBI80963  Conium maculatum Irene Uy, John Lefferdink, Markus Gemperle, Tucker Bacon, Julie Ridgeway and Shirin Beroukhim 2015-4-12 San Luis Obispo Mooro Bay Quarry Trail. Trail facing Moor Bay. 23 Comment
  RSA643282  Conium maculatum R. D. Goeden, D. W. Ricker 1979-2-7 s.n. San Luis Obispo ESE of Nipomo, Suey Canyon Road at State Hwy 166 300 Comment
  UCR109654  Conium maculatum R. D. Goeden, Don W. Ricker 1979-2-7 s.n. San Luis Obispo NE of Santa Maria, ESE of Nipomo, Suey Canyon Road at State Hwy 166 300 Comment
  OBI53597  Conium maculatum Arthur W. Hazebrook 1991-4-19 35 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, stabilized dunes approx 30 m up from riparian corridor that runes E-W along the NE facing side of the Hill Comment
  CAS-BOT-BC287798  Coreopsis bigelovii D. E. Breedlove 1962-3-24 1986 San Luis Obispo 4.9 miles NE of US 466 at Cholame on State 41 near summit of Cottonwood Pass, Diablo Range 548 Comment
  UC1314943  Coreopsis bigelovii R. F. Hoover 1967-4-20 10493 San Luis Obispo 4 mi e Creston (on La Panza road) Comment
  CAS-BOT-BC287786  Coreopsis bigelovii David D. Keck; J. Clausen 1935-4-9 3112 San Luis Obispo Summit of Polonio Pass, 5 miles E of Cholame, on road to Lost Hills 580 Comment
  CAS-BOT-BC287801  Coreopsis bigelovii Eben McMillan 1952-5-5 97 San Luis Obispo Red Eagle Mine, 1 mile E, 12 miles S Shandon Comment
  RSA0011649  Coreopsis calliopsidea Joan Stewart 1995-4-1 345 San Luis Obispo Carrizo Plain Comment
  CAS-BOT-BC101460  Corethrogyne filaginifolia Chester Dudley Summer 1935 s.n. San Luis Obispo San Miguel Comment
  OBI45850  Corethrogyne filaginifolia Jerry Copeland 1973-8-31 1002 San Luis Obispo Grandview Mesa overlooking Santa Maria Valley, 2 mi W of hwy 101 Comment
  UC1314920  Corethrogyne filaginifolia R. F. Hoover 1967-9-13 10864 San Luis Obispo Oso Flaco Lake Comment
  OBI72393  Corethrogyne filaginifolia E. L. Painter & M. Wetherwax, M. Wetherwax 2000-8-19 SLO- 159 San Luis Obispo Camp San Luis Obispo. First ridge W of Cerro Romualdo, SW of Eucalyptus stand. UTMs (NAD27): zone 10, 705013E, 3910408N 120 Comment
  OBI69310  Cornus glabrata David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29825 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  RSA0019455  Cornus occidentalis E. R. Johnson 1928-8-21 1103 San Luis Obispo Cuesta Pass. 457 Comment
  OBI75136  Cornus sericea Thomas Burrows 1980-4-19 71 San Luis Obispo Reservoir cyn 168 Comment
  OBI77949  Cotoneaster lacteus D. R. Miller 2013-1-28 113 .1034 San Luis Obispo hwy 1 inland shoulder about 300 m S of Moonstone Beach Dr Comment
  UCD102828  Crassula connata Daniel Sanchez-Mata; M. P. Rodriguez-Rojo 2002-3-29 s.n. San Luis Obispo San Luis Obispo County: Stenner Creek Road. 190 Comment
  OBI55356  Crassula tillaea David J. Keil 1998-5-6 27072 San Luis Obispo Atascadero. Traffic Way and San Benito intersection just E of Hwy between hwy and railroad tracks. Comment
  CHSC28688  Croton californicus M. S. Taylor 1977-1-4 1297 San Luis Obispo On bluff overlooking Morro Bay, at end of 1st Ave., in Baywood. 3 Comment
  SBBG67672  Croton californicus M. M. Miles -Oct-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCD141951  Croton californicus Gordon J. Pilone 1963-5-5 275 San Luis Obispo San Luis Obispo County: Osoflaco Lake. 0 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
  CDA34250  Crypsis schoenoides David J. Keil 2010-10-21 30937 San Luis Obispo Cayucos: Whale Rock Reservoir. Comment
  CAS-BOT-BC189419  Cryptantha circumscissa Ernest C. Twisselmann 1957-5-3 3465 San Luis Obispo Caliente Range: Padrone Spring Canyon 762 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
  OBI27848  Cryptantha clevelandii Joan Coffey 1972-5-12 1 San Luis Obispo About 1 mi up Poly Cyn Rd Comment
  UC990739  Cryptantha clevelandii Roxana S. Ferris and R. Bacigalupi 1951-3-30 12363 San Luis Obispo just sw San Luis Obispo (adjacent to U.S. Hwy 101) Comment
  RSA128402  Cryptantha clevelandii var. florosa Robert F. Hoover 1946-4-27 6081 San Luis Obispo See Canyon. Comment
  SBBG109601  Cryptantha flaccida C. B. Hardham 1958-3-22 2909 San Luis Obispo San Bernardo Crk Comment
  CDA11377  Cryptantha intermedia G. F. Hrusa 1995-4-15 12097 San Luis Obispo La Panza Range; Adjacent to Queen Bee Camp 1 m. S of La Panza Rd. summit. 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
  OBI54455  Cryptantha intermedia Matthew Arterburn 1997-4-28 68 San Luis Obispo Fris Camp near Black Mtn, La Panza Range 701 Comment
  RSA128427  Cryptantha intermedia Robert F. Hoover 1946-4-27 6085 San Luis Obispo Price Canyon. Comment
  SBBG104186  Cryptantha intermedia M. D. Proctor, E. A. Young 1993-3-17 ROB 189 San Luis Obispo Boy Scout Rd, 2 km SE of Twin Bridges; Camp Roberts Comment
  OBI20754  Cryptantha intermedia Robert F. Hoover 1947-4-26 7088 San Luis Obispo Upper Toro Crk, N of Pozo Comment
  UCD119846  Cryptantha intermedia G. F. Hrusa; S. A. Wagner 1992-4-19 10404 San Luis Obispo San Luis Obispo County: along open roadsides and banks of Highway 58, approximately 8 m. west of Carrizo Plain. Comment
  RSA166509  Cryptantha leiocarpa E. R. Chandler 1963-6-23 1321 San Luis Obispo Oso Flaco Lake. Comment
  UC55365  Cryptantha leiocarpa J. H. Barber San Luis Obispo Morro Comment
  JEPS108232  Cryptantha microstachys David Gowen 2005-5-10 291 San Luis Obispo HWY 58 ca 0.5 mile west of Shell Creek Road. Comment
  OBI54217  Cryptantha muricata George Butterworth 1995-4-30 62 San Luis Obispo Carrizo Plain Natural Area. T31S, R20E, S30, SE Qtr. 100 yds N of Painted rock Ranch Comment
  UC78671  Cryptantha muricata Alice Eastwood 1902-6-12 San Luis Obispo near Pozo (near the boundary between Santa Barbara and San Luis Obispo Counties); Salinas River Comment
  OBI57004  Cryptantha nemaclada David J. Keil 1998-4-30 27015 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
  POM258748  Cryptantha nemaclada Roxana S. Ferris 1939-5-25 9757 San Luis Obispo Hills just south of Templeton-Creston road. About 3 miles east of Templeton. Comment
  OBI57047  Cryptantha oxygona David J. Keil 1998-5-11 27205 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  UC857223  Cryptantha oxygona I. W. Clokey and C. B. Clokey 1937-4-13 5825 San Luis Obispo se corner of San Luis Obispo County 800 Comment
  UC1134226  Cupressus macrocarpa B. Bolt 1936-2-19 582 San Luis Obispo 2 mi nw Point Estero; Cayucas Quadrangle 60 Comment
  CHSC13489  Cupressus sargentii Patricia Haberkern 1974-4-10 11 San Luis Obispo Abundant in Cuesta Ridge Botanical Area, off Cuesta Ridge Rd., 2.9 mi. n of Hwy 101. 754 Comment
  NY16822  Cupressus sargentii C. B. Wolf 1934-11-3 6216 San Luis Obispo This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC215974  Cuscuta californica Ernest C. Twisselmann 1954-6-17 1377 San Luis Obispo 4 miles south of Cholame, Palo Prieta, Temblor Range and the Western San Joaquin Valley 487 Comment
  OBI14806  Cuscuta subinclusa Robert F. Hoover 1966-9-16 10052 San Luis Obispo Salinas River at mouth of Rocky Cyn Comment
  UC635240  Cuscuta subinclusa H. L. Mason 1929-10-12 5496 San Luis Obispo 9.5 mi w Atascadero Comment
  RSA0028700  Cynara cardunculus subsp. flavescens David J. Keil 2008-8-30 30558 San Luis Obispo Huasna Road southeast of Arroyo Grande, 3 miles southeast of junction with Branch Mill Road. 107 Comment
  SD67289  Cynara cardunculus subsp. flavescens Darley F. Howe 1969-8-13 4373 San Luis Obispo 4.4 miles east of Arroyo Grande on Huasna Road. 120 Comment
Read comments
Nov 9 2008
  OBI43385  Cynodon dactylon Eric Wise 1981-9-29 1212 San Luis Obispo Orcutt Rd, 2.3 mi S of Johnson Ave, San Luis Obispo Comment
  OBI20823  Cynoglossum grande Robert F. Hoover 1953-5-3 8290 San Luis Obispo Lopez cyn Comment
  UC1063868  Cynoglossum grande G. T. Nordstrom 1937-3-17 1002 San Luis Obispo 2.8 mi. s. Chimney Rock; Adelaida Quad. Comment
  SBBG109418  Cyperus eragrostis C. B. Hardham 1959-9-1 4972 San Luis Obispo Santa Rosa Crk, Cambria Comment
  UCR171626  Cyperus eragrostis George K. Helmkamp, E. A. Helmkamp 2005-6-12 9669 San Luis Obispo South Central Coast Range, Along Calif. Highway 229 (road to Creston), 5.5 mi N of Calif. Highway 58; beside West Branch of Huerhuero Creek 363 Comment
  UCR91838  Cyperus eragrostis George K. Helmkamp 1996-5-24 1044 San Luis Obispo Central Coast, Los Osos, along trail to quarry, 0.6 mile east of South Bay Blvd. 95 Comment
  OBI6624  Cyperus eragrostis Greg Hassen 1975-6-24 2 San Luis Obispo Poly Cyn. Along East side of cyn in drainage ditch Comment
  OBI58902  Cyperus erythrorhizos David J. Keil 1998-8-19 27954 San Luis Obispo Salinas River at Las Pilitas Rd. 347 Comment
  UC1583741  Cyperus esculentus David Keil 1985-8-10 18948 San Luis Obispo w. Nipomo (on Division St., ca. 1 mi. e. of Oso Flaco Lake Rd.) Comment
  OBI25179  Cyperus esculentus David J. Keil 1980-9-21 14247 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk cyn Comment
  OBI63056  Cyperus esculentus Robert Ward 3-Sep s.n. San Luis Obispo 2100 Andre Ave, Los Osos Comment
  RSA750494  Dactylis glomerata David J. Keil, Erik Frenzel 2001-4-19 29327 San Luis Obispo Grounds of Pacific Gas and Electric Company's Diablo Canyon Nuclear Power Plant. Western end of San Luis Range on coastal terrace overlooking the ocean. Just N of power plant facilities., [Coordinates vicinity of 35.2156N x 120.8756W] 30 Comment
  UCD73829  Dactylis glomerata Ernest C. Twisselmann 1959-5-7 5201 San Luis Obispo San Luis Obispo County: Temblor Range, Western San Joaquin Valley, Choice Valley Road at the south end of Grant's Lake. 548 Comment
  OBI49120  Danthonia californica Unknown 1882-5-9 3248 San Luis Obispo Comment
  OBI80615  Danthonia californica David J. Keil 1992-1 22967 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  CAS-BOT-BC192226  Danthonia californica Clare B. Hardham 1959-4-23 4288 San Luis Obispo Tassajera Canyon, San Luis Obispo Comment
  SEINET10598231  Danthonia californica Marcus E. Jones 1882-5-9 Jones 3248 San Luis Obispo Comment
  OBI14794  Datisca glomerata Robert F. Hoover 1965-9-7 9538 San Luis Obispo Santa Lucia Range. Santa Rita crk W of Templeton Comment
  OBI80870  Datura stramonium David J. Keil 1992-5-28 23312 San Luis Obispo Laguna Lake Park. Low areas near lake edge 170 Comment
  OBI74645  Daucus pusillus David J. Keil 1987-5-6 20141 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  OBI8987  Daucus pusillus F. Rush Jun-56 103 San Luis Obispo Mt SLO Comment
  CAS-BOT-BC299154  Deinandra corymbosa subsp. corymbosa H. M. Hall 1931-6-8 13150 San Luis Obispo San Simeon Comment
  CAS-BOT-BC299180  Deinandra corymbosa subsp. corymbosa R. W. Summers 1888-8-24 s.n. San Luis Obispo Low valley near San Luis Obispo Comment
  OBI75709  Deinandra corymbosa subsp. macrocephala D. R. Miller, E. A. Appel 2011-8-21 811 .988 San Luis Obispo W of sewer road in Cambria on the Fiscalini Ranch Preserve Comment
  UC1187086  Deinandra fasciculata David D. Keck and Wm. M. Heisey 1940-5-31 5143 San Luis Obispo Cayucos Comment
  CAS-BOT-BC293912  Deinandra fasciculata R. F. Hoover 1969-8-15 11547 San Luis Obispo Turri Ranch Road near estuary of Osos Creek Comment
  UC480893  Deinandra fasciculata J. E. Roadhouse 1905-1-1 402 San Luis Obispo near San Luis Obispo Comment
  UC57400  Deinandra fasciculata J. H. Barber 1898-7-20 San Luis Obispo Sta. Inez Canyon Comment
  CAS-BOT-BC130993  Deinandra halliana R. F. Hoover 1947-4-4 6872 San Luis Obispo Junction of Cottonwood Pass and Polonio Pass roads near Cholame Comment
  UC1285362  Deinandra lobbii R. F. Hoover 1963-7-31 8592 San Luis Obispo near junction of San Marcos Road with road from Paso Robles to Nacimiento Dam Comment
  OBI69484  Deinandra paniculata David J. Keil 2008-8-30 30557 San Luis Obispo Porter Ranch Road south of Huasna Townsite, ca. 2 miles south of Huasna Creek bridge. Comment
  CAS-BOT-BC292053  Deinandra pentactis R. F. Hoover 1965-9-15 9562 San Luis Obispo About 4 miles north of Pozo Comment
  OBI16121  Deinandra pentactis Robert F. Hoover 1946-9-15 6399 San Luis Obispo Rinconada Mine, between Santa Margarita and Pozo Comment
  UC1093970  Deinandra pentactis Herbert L. Mason 1929-10-12 5488 San Luis Obispo 5.2 mi from Atascadero Comment
  UC771658  Deinandra pentactis R. F. Hoover 1946-6-16 6169 San Luis Obispo 1 mi s of Simmler; Carrizo Plain Comment
  UCSB25162  Deinandra pentactis Tanowitz, Barry 1974-8-2 San Luis Obispo 1 mile east of junction of el Pomar and Lupine Rd., on El Pomar; (Paso Robles) Comment
  OBI75625  Delairea odorata Bram Sciammas, Nicole Clague, Klarq Treiberg, Zoe Michelson, Karol Altamiran 2011-11-3 2 San Luis Obispo 84 Santa Rosa St, San Luis Obispo 93405 on the E side of the crk. Near the fence dividing the Regional Medical Center of Sierra Vista parking lot from the crk Comment
  OBI45967  Delphinium gypsophilum Clifton F. Smith 1986-5-15 12075 San Luis Obispo Along road up Caliente Mtn from the Russell Ranch in Cuyama Valley 1219 Comment
  UC1296250  Delphinium gypsophilum R. F. Hoover 1949-5-15 7698 San Luis Obispo on La Panza Rd 14 mi e Creston Comment
  RSA149639  Delphinium gypsophilum subsp. parviflorum Harlan Lewis, C. Epling 1946-8-7 661 San Luis Obispo 1.5 miles south of Klau Comment
  CDA20412  Delphinium nudicaule J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  OBI10638  Delphinium nudicaule Robert F. Hoover 1964-5-13 8842 San Luis Obispo Santa Rita Crk W of Templeton Comment
  OBI10637  Delphinium nudicaule Neil Havlik 1968-4-3 115 San Luis Obispo Upper end of Lopez Cyn Rd Comment
  OBI75246  Delphinium parryi David J. Keil 2011-5-12 31019 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 333 Comment
  UC1126024  Delphinium parryi P. L. Johannsen 1937-5-4 1098 San Luis Obispo 7 mi nw Painted Rock Ranch (Plot 195); McKittrick Quadrangle Comment
  RSA131992  Delphinium parryi Gale Sphon 1959-6-6 356 San Luis Obispo La Panza Campground, Los Padres National Forest. Comment
  CAS-BOT-BC7867  Delphinium parryi subsp. blochmaniae R. F. Hoover 1947-4-25 7072 San Luis Obispo Blake Lake, south of Arroyo Grande Comment
  RSA535955  Delphinium parryi subsp. blochmaniae C. F. Smith 1951-4-19 3035 San Luis Obispo Mesa N of Guadalupe. Comment
  CAS-BOT-BC121369  Delphinium parryi subsp. eastwoodiae Alice Eastwood 1927-4-10 14397 San Luis Obispo Hills near cemetary, San Luis Obispo. Comment
  CAS-BOT-BC121371  Delphinium parryi subsp. eastwoodiae Clare Butterworth Hardham 1959-4-29 4343 San Luis Obispo Steiner Creek near San Luis Obispo. Comment
  UCR159227  Delphinium parryi subsp. parryi George K. Helmkamp, E. A. Helmkamp 2005-4-22 9393 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  CAS-BOT-BC116357  Delphinium parryi subsp. parryi Clare B. Hardham 1956-5-31 815 San Luis Obispo Near Hill Top Ranch, Adelaida Road Comment
  UC1226809  Delphinium parryi subsp. parryi P. J. Hurd and Stage 1962-6-10 62 -29 San Luis Obispo 5.1 mi ne Santa Margarita Comment
  UC1296252  Delphinium recurvatum R. F. Hoover 1952-4-10 8114 San Luis Obispo 5 mi s Simmler; Carrizo Plain Comment
  UC1296253  Delphinium umbraculorum R. F. Hoover 1953-5-3 8285 San Luis Obispo steep w-facing slope Lopez Canyon Comment
  LA207593  Delphinium umbraculorum H. Lewis; Carl Epling 1947-5-2 691 San Luis Obispo 3.7-4 mi. S of Klau Comment
  LA207560  Delphinium variegatum H. Lewis; Carl Epling 1947-5-2 690 San Luis Obispo 1.3 mi. S of Klau Comment
  RSA122791  Delphinium variegatum C. A. Graham 1936-4-14 336 San Luis Obispo 3/4 miles W of Lynch Ranch. 396 Comment
  OBI28606  Delphinium variegatum subsp. variegatum John Jackman and Julie Truesdale, Julie Truesdale 1980-1 164 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  OBI29594  Dendromecon rigida Robert J. Rodin 1962-5-10 6871 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit rd on road maintained by the Forest Service and Telephone company Comment
  OBI25580  Deschampsia cespitosa David J. Keil 1981-5-16 14698 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI5600  Deschampsia cespitosa Sharon Jochums 1974-5-18 232 San Luis Obispo Just S of Arroyo de la Cruz and W of hwy 1 Comment
  SBBG20187  Deschampsia danthonioides C. B. Hardham 1960-4-21 5524 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  SBBG109924  Deschampsia elongata C. B. Hardham 1961-5-18 7091 San Luis Obispo Ocean View Mine, N of Cambria 762 Comment
  CAS-BOT-BC43222  Descurainia pinnata subsp. brachycarpa Mary E. Wall 1933-5-11 s.n. San Luis Obispo Santa Margarita. El Dorado School. Comment
  OBI80470  Dichelostemma capitatum David J. Keil 2015-2-14 32622 San Luis Obispo Pismo Preserve. Vicinity of intersection between Thousand Hills Road and unpaved road into interior of preserve 30 Comment
  CAS-BOT-BC500820  Dichelostemma capitatum Alice Eastwood 1926-4-28 13627 San Luis Obispo Cambria Comment
  SFV16395  Dichelostemma capitatum P. M. Schiffman 1993-4-10 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Washburn Ranch, just south of intersection of Soda Lake Road and Panorama Road (formerly San Diego Creek Road). Comment
  SBBG112496  Dichelostemma capitatum subsp. capitatum D. Keil 1986-4-13 19164 San Luis Obispo Pozo Rd, 0.5 mi NW of Rinconada Mine entrance Comment
  UCSB785  Dichelostemma capitatum subsp. capitatum Ryon, George 1959-4-12 San Luis Obispo 0.4 miles N of Hwy 1 on County Road at the corner of Olan Ave, south of Cambria Pines 152 Comment
  CAS-BOT-BC209093  Digitaria sanguinalis Ernest C. Twisselmann 1968-10-21 15024 San Luis Obispo Buena Vista Drive 1 mile north of Highway 46, Estrella Plains 213 Comment
  CAS-BOT-BC150432  Diplacus aurantiacus R. F. Hoover 1948-6-29 7550 San Luis Obispo Near summit on road between Arroyo Grande and Huasna district Comment
  CAS-BOT-BC152487  Diplacus aurantiacus John Thomas Howell 1929-10-13 4494 San Luis Obispo Coastal hills, 2 1/2 miles n. of Cambria Comment
  SBBG66799  Diplacus aurantiacus J. R. and R. C. Robbins 1932-6-9 San Luis Obispo 12 mi from Cayucos 457 Comment
  OBI58783  Diplacus douglasii David J. Keil 1998-4-20 26883 San Luis Obispo North of Nacimiento Lake, 2.3 miles from Interlake Road on Lynch Canyon Road. Comment
  CAS-BOT-BC150563  Diplacus linearis R. F. Hoover 1969-5-20 11313 San Luis Obispo 5 mi. w. of Paso Robles on Adelaida road Comment
  CAS-BOT-BC150712  Diplacus longiflorus Roxana S. Ferris 1939-6-2 9767 San Luis Obispo 13 miles west of Paso Robles on the Paso Robles-Adelaida Road, Santa Lucia Mountains Comment
  SD25205  Diplacus longiflorus Frank F. Gander 1939-5-15 7544 San Luis Obispo Near La Panza Public Camp, Los Padres Nat. Forest Comment
  RSA0023308  Distichlis spicata Greg Wilvert 2005-6-14 478 San Luis Obispo Southeast half of the Caliente Range. Canyon to the E of Quail Cyn 848 Comment
  SBBG127469  Dittrichia graveolens S. Tavana, A. Kok, Z. Little, R. Pace 2011-11-2 San Luis Obispo 75 yards after the gate on Poly Cyn Rd, on left side of path growing on rd 60 Comment
  JEPS9500  Dodecatheon clevelandii subsp. insulare W. L. Jepson 1927-4-26 12005 San Luis Obispo Carrizo Plain Carrizo Plain (se San Luis Obispo Co.) Comment
  CAS-BOT-BC159566  Drymocallis glandulosa var. glandulosa David D. Keck 1933-5-5 2207 San Luis Obispo South base of Cuesta Grade, old road. Comment
  UC1607612  Drymocallis glandulosa var. glandulosa Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6827 San Luis Obispo ca 7 airmi n San Simeon (Arroyo de la Cruz on Hearst Ranch within 3 mi of Hwy 1, s side of arroyo); n of San Simeon, Arroyo de la Cruz on Hearst Ranch 30 Comment
  CAS-BOT-BC70974  Dryopteris arguta R. F. Hoover 1964-6-12 9049 San Luis Obispo Near Rocky Butte Fire Lookout Comment
  CAS-BOT-BC70979  Dryopteris arguta Ernest C. Twisselmann 1955-5-27 2019 San Luis Obispo La Panza Public Camp, near Pozo Grade 624 Comment
  CAS-BOT-BC310339  Dudleya abramsii subsp. bettinae R. F. Hoover 1964-6-13 9101 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  CAS-BOT-BC109579  Dudleya blochmaniae subsp. blochmaniae Roxana S. Ferris 1929-4-15 7642 San Luis Obispo 2 miles east of Moro. Comment
  OBI69482  Dudleya blochmaniae subsp. blochmaniae Jody Olson, Amy Millan, Peter Waldburger 2005-4-14 s.n. San Luis Obispo Camp San Luis Obispo. Foxtrot range. Rock outcrop between Range Rd and Flattened area with bldg. UTM E 708005, N 3913377 Comment
  OBI56509  Dudleya lanceolata David J. Keil 1988-7-2 20857 San Luis Obispo Morro Bay State Park. E of South Bay Blvd on hill NE of old cement plant Comment
  UC1015151  Dudleya palmeri Reid Moran 1947-6-12 2270 San Luis Obispo 1 mi s San Simeon (seabluff) Comment
  OBI66635  Dysphania multifida David J. Keil, V. L. Holland 2005-9-22 s.n. San Luis Obispo Nipomo. Field at intersection of Villa Concha and Willow Rd Comment
  OBI56694  Eastwoodia elegans David J. Keil 1998-5-11 27178 San Luis Obispo Caliente Range, 4.1 mi from Soda Lake Rd. along Selby Rd. Comment
  SBBG109951  Eastwoodia elegans C. B. Hardham 1958-5-5 3249 San Luis Obispo W edge of Carissa Plains, Washburn Ranch Comment
  CAS-BOT-BC291098  Eastwoodia elegans R. F. Hoover 1947-5-10 7156 San Luis Obispo Cuyama Valley short distance from Taylor Canyon Comment
  SD232555  Echinodorus berteroi George Helmkamp 1996-9-21 1190 San Luis Obispo Santa Margarita Lake. Drying mud flats at the south picnic area between the lawn and the water's edge. 395 Comment
  OBI58948  Echinodorus berteroi David J. Keil 1998-8-19 27950 San Luis Obispo Salinas River at Las Pilitas Rd. 347 Comment
  HSC91852  Ehrharta calycina Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  SBBG110291  Ehrharta calycina C. B. Hardham 1959-4-19 4269 San Luis Obispo Nipomo Comment
  SEINET3237739 Image available Ehrharta erecta Cindy Roche 2006-6-11 San Luis Obispo At entrance to Morro Bay State Park in the town of Morro Bay. 20 Comment
  UCR231034  Ehrharta erecta A. C. Sanders 2011-12-31 39954 San Luis Obispo Central Coast, Morro Bay, in town at intersection of Main St. and Surf St. 26 Comment
  CAS-BOT-BC113426  Eleocharis bella Ernest C. Twisselmann 1969-4-28 15217 San Luis Obispo Estrella Plains: Hwy 46, 1.5 mi E of Paso Robles. 205 Comment
  OBI35160  Eleocharis macrostachya Eric Wise 1981-6-22 644 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Lopez Water Treatment Reservoir Comment
  OBI35163  Eleocharis macrostachya Eric Wise 1982-5-17 1491 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Sinton Middle Pond on Shell Crk Rd 8.0 mi N of hwy 58 Comment
  CAS-BOT-BC112675  Eleocharis parishii R. F. Hoover 1965-9-7 9530 San Luis Obispo Santa Rita Creek west of Templeton Comment
  OBI64849  Eleocharis parishii David J. Keil 2001-5-3 29400 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus Comment
  SBBG109470  Eleocharis parishii C. B. Hardham 1957-6-4 2067 San Luis Obispo San Marcos Crk near Oak Flat Rd 10 mi NW of Paso Robles Comment
  UCR29110  Eleocharis parishii David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1981-4-24 14548 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  OBI35129  Eleocharis parishii Eric Wise 1981-8-7 1038 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Intersection of hwy 58 and San Juan Crk Comment
  OBI73071  Elymus caput-medusae David J. Keil 2000-5-31 28788 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 8.5 miles east from junction with Highway 1 Comment
  UC336965  Elymus elymoides subsp. elymoides unknown 1885-1 5471 San Luis Obispo Cholame Comment
  CDA11574  Elymus glaucus G. F. Hrusa 1993-5-22 11125 San Luis Obispo Black Butte Research Natural Area; Perennial on roadside on S side near Radio Facility 2. Occasional. Comment
  UC1153388  Elymus glaucus R. F. Hoover 1964-6-5 8934 San Luis Obispo near summit of ridge w upper Lopez Canyon (w- and s-facing slopes) Comment
  OBI2515  Elymus mollis Larry E. Brown 1970-3-17 1744 San Luis Obispo Overlooking ocean at Hazard Cyn beach ca. 3 mi S of Baywood Park Comment
  CAS-BOT-BC228685  Elymus multisetus R. F. Hoover 1964-6-6 8942 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  POM261991  Elymus multisetus I. L. Wiggins 1929-5-23 3737 San Luis Obispo 10 miles east of Shandon Comment
  UCD62512  Elymus multisetus Beecher Crampton 1964-5-18 6967 San Luis Obispo N. E. corner of San Luis Obispo County: 5.5 miles northeast Cholame, Cottonwood Pass Summit, State Hwy. 41. 609 Comment
  UC127302  Elymus multisetus J. H. Barber 1900-5-5 San Luis Obispo Paso Robles Exp. Station Comment
  OBI69384  Elymus pacificus Oliver Hernandez 2008-8-2 8 San Luis Obispo San Simeon Point. Cultivated Stand of Monterey Cypress and Pine 25 Comment
  OBI59098  Elymus triticoides David J. Keil 1998-6-5 27631 San Luis Obispo Lower slopes of Caliente Range on road to Selby Camp near old farm. 3.5 miles SE from Soda Lake Rd. Comment
  UCR42652  Elymus triticoides subsp. multiflorus David J. Keil 1979-4-29 13050 San Luis Obispo Central Coast, See Canyon Comment
  OBI72105  Emex spinosa Michael Walgren 2010-4-1 93 San Luis Obispo Morro Strand State Beach in N Morro bay on dunes adj to campgrund entrance rd off Yerba Buena Rd Comment
  OBI54421  Emmenanthe penduliflora Matthew Arterburn 1997-4-8 32 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 610 Comment
  OBI66355  Emmenanthe penduliflora David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26261 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
  UC1124267  Emmenanthe penduliflora C. A. Graham 1939-5-19 571 San Luis Obispo SE and above Tajea Spring; Los Padres National Forest, Branch Mt. Quad. 838 Comment
  UC455941  Emmenanthe penduliflora I. J. Condit 1908-3-27 San Luis Obispo Calif. Poly. School canyon; Calif. Poly. School Comment
  NY70060  Ephedra californica R. S. Ferris 1935-3-30 9140 San Luis Obispo Head of Cuyama Valley near Kern County line Comment
  OBI7512  Ephedra viridis Robert F. Hoover 1950-5-28 7934 San Luis Obispo Redrock Cyn, N side of lower Cuyama Valley Comment
  UC454586  Epilobium brachycarpum E. P. Unangst 1906-8-19 San Luis Obispo S. L. O. Comment
  OBI27381  Epilobium canum Thomas Burrows 1980-8-14 103 San Luis Obispo Reservoir Cyn 152 Comment
  OBI6675  Epilobium canum Greg Hassen 1975-8-20 56 San Luis Obispo Poly Cyn, Calif Polytechnic State Univ, San Luis Obispo Comment
  POM147879  Epilobium canum subsp. canum J. B. Feudge 1927-6-29 1711 San Luis Obispo Creston. 305 Comment
  CAS-BOT-BC166407  Epilobium canum subsp. canum Ernest C. Twisselmann 1967-9-9 13682 San Luis Obispo Palo Prieta Creek below Ortega Spring 594 Comment
  SDSU8888  Epilobium canum subsp. canum D. F. Howe 1961-7-23 3062 San Luis Obispo 7 miles east of Cayucos on road to Paso Robles. 610 Comment
  RSA43106  Epilobium ciliatum subsp. ciliatum Robert F. Hoover 1947-8-13 7372 San Luis Obispo South of Hazard Canyon. Comment
  OBI33117  Epilobium densiflorum David J. Keil 1983-9-10 17949 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  UC463199  Epipactis gigantea Roxana S. Ferris 1929-4-16 7681 San Luis Obispo road to Atascadero 6 mi e Moro Bay Comment
  OBI1011  Equisetum hyemale R. F. Hoover 1947-4-27 7110 San Luis Obispo Morro Creek, above base of grade on highway to Atascadero Comment
  OBI82564  Equisetum laevigatum David J. Keil, with Bill Waycott, Neil Havlik, and Ron Rothman 2016-3-4 33537 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rothman property at 6140 High Laurel Lane 400 Comment
  OBI5504  Equisetum telmateia Sharon Jochums 1974-4-3 73 San Luis Obispo West of highway 1 near Piedras Blancas Point Comment
  UCR115565  Equisetum telmateia subsp. braunii George K. Helmkamp, E. A. Helmkamp 2000-4-20 5395 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  OBI66217  Eragrostis barrelieri David J. Keil 1998-10-9 28157 San Luis Obispo Cuyama River Valley area e of Cuyama along California Highway 166, 3.6 miles w of junction with California Highway 33. 701 Comment
  OBI21809  Eragrostis mexicana Robert F. Hoover 1966-9-16 10063 San Luis Obispo 2 mi S of Creston Comment
  OBI58981  Eragrostis mexicana David J. Keil 1998-6-30 27872 San Luis Obispo Carrizo Plain, WNW of Simmler, 1 mile W of right angle turn, 3.7 road miles from junction with Soda Lake Rd. Comment
  OBI66218  Eragrostis mexicana David J. Keil 1998-10-9 28156 San Luis Obispo Cuyama River Valley area e of Cuyama along California Highway 166, 3.6 miles w of junction with California Highway 33. 701 Comment
  SBBG130679  Eragrostis mexicana subsp. virescens D. J. Keil 2012-7-18 31425 San Luis Obispo Oceano, 1730 Railroad St, near intersection with Ocean St, base of retaining wall between rd and warehouse 8 Comment
  OBI12398  Eremalche parryi subsp. kernensis Robert F. Hoover 1952-4-20 8134 San Luis Obispo Temblor Range near N end of Elkhorn Plain Comment
  SBBG124116  Eremalche parryi subsp. kernensis D. Wilken with E. Painter 2011-4-20 17940 San Luis Obispo W side of Soda Lake Rd, ca. 5 km NW of L E Traver Ranch; Carrizo Plain Nat Monument 201 Comment
  SBBG95284  Eremalche parryi subsp. kernensis D. Keil, R. Riggins, K. Bay 1986-4-26 19268 San Luis Obispo 1.15 mi NE of jct of Elkhorn Rd on Crocker Grade Rd; Temblor Range 838 Comment
  OBI56292  Eremalche parryi subsp. kernensis N. and C. Warner, P. McKie, C. Warner, P. McKie 1991-4-14 s.n. San Luis Obispo Carrizo Plain Natural Area. Paramount property; T31S, R21E, Sec 27 Comment
  OBI59617  Eremalche parryi subsp. kernensis Clifton F. Smith 1991-4-9 12181 San Luis Obispo Along Elkhorn Hills rd near Crocker Grade area Comment
  UC2062975  Eremocarpus setiger Anna Kostikova with Glen Litsios, Sarah Burgy 2010-6-18 41 San Luis Obispo Carrizo Plain Swain Ridge: close to KCL Campground, west of Soda Lake Road, 10.4 miles south of Goodwin Education Center, and 19 miles north of State Highway 166. Comment
  UC454570  Eremothera boothii subsp. decorticans Horsburgh 422 San Luis Obispo Paso Robles Comment
  SBBG82689  Eriastrum densifolium C. F. Smith 1957-10-16 5644 San Luis Obispo Dune Lakes, S of Oceano Comment
  UC1280741  Eriastrum densifolium H. E. McMinn 1935-6-6 3849 San Luis Obispo s Oceano Comment
  SEINET3096768 Image available Eriastrum densifolium subsp. elongatum Herbert L. Mason 1941-7-3 12474 San Luis Obispo Oso Flaco Lake, north of mouth of the Santa Maria River Comment
  CHSC44051  Eriastrum luteum L. P. Janeway 1988-6-11 2755 San Luis Obispo West side of Creston Rd (hwy 229) 0.4 mi N of Calf Canyon Rd (hwy 58). Dirt road. 396 Comment
  RSA161676  Eriastrum luteum Verne Grant, Karen Grant 1963-6-5 63 -5 San Luis Obispo Several miles south of Creston Comment
  SEINET11261645  Ericameria arborescens David Keil 1978-8-10 12964 San Luis Obispo Top of Cuesta Ridge, west side, between Cuesta Botanical Area and end of paved road.; 0 770 Comment
  UC1583630  Ericameria ericoides David Keil 1986-10-13 19781 San Luis Obispo Sweet Springs area on southern shore Morro Bay 5 Comment
  SD40116  Ericameria ericoides subsp. ericoides Edith A. Purer 1932-8-28 San Luis Obispo Oceano Comment
  CAS-BOT-BC292328  Ericameria linearifolia R. F. Hoover 1966-3-30 9778 San Luis Obispo First large canyon N of Crocker Grade, W side of Temblor Range Comment
  CAS-BOT-BC299086  Ericameria nauseosa var. hololeuca Eben McMillan 1957-11-12 41 -1 San Luis Obispo La Panza Range: Head of San Juan River on the road to the Carrisa Ranch, at the site of an old oil well 975 Comment
  SBBG109932  Erigeron C. B. Hardham 1963-9-14 10928 San Luis Obispo Villa Crk 304 Comment
  OBI76900  Erigeron bonariensis D. R. Miller 2011-11-23 1111 .1006 San Luis Obispo Rocky Butte/Pine Mt Region. Outside the orchard and yard fences at John & Marsha Rhoades ('Goat Camp") San Simeon Crk drainage 550 Comment
  OBI49789  Erigeron foliosus var. foliosus D. R. Miller 1991-7-9 791 -1 San Luis Obispo Along ridge side of rd cut into Property. e slope of Pine Mtn Comment
  OBI26293  Erigeron glaucus Mark E. Schneider 1974-5-18 s.n. San Luis Obispo On bluff at N jctn of Moonstone Beach Dr and Hwy 1, Cambria Comment
  CAS-BOT-BC295733  Erigeron petrophilus var. petrophilus R. F. Hoover 1950-6-21 8000 San Luis Obispo Between Rocky Butte & Pine Mt., Santa Lucia Range Comment
  CAS-BOT-BC300054  Erigeron philadelphicus Clare B. Hardham 1963-7-3 10900 San Luis Obispo Santa Lucia Mountains. Waterdog Cr. 609 Comment
  OBI25056  Erigeron philadelphicus David J. Keil, Dirk Walters 1980-4-26 13854 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso robles Comment
  SEINET7063679  Erigeron philadelphicus A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 15.6 miles east of Arroyo Grande on Huasna Road. UTM Zone 10, 733932mE, 3890963mN. (WGS84/NAD83). 244 Comment
  OBI77711  Erigeron philadelphicus Danielle DeRome 1995-4-1 419528 San Luis Obispo In Poly Cyn NNE of peterson ranch house Comment
  OBI76606  Erigeron philadelphicus var. philadelphicus Michael Walgren 2012-4-16 267 San Luis Obispo Between the intersection of Cayucos Crk Rd and Picachio Rd and 1.5 mi in on Picachio Rd, Cayucos Comment
  SBBG112453  Erigeron sanctarum D. Keil with K. Keil 1998-3-23 26417 San Luis Obispo Valencia Peak burn site (fire in summer 1997); Montana de Oro State Park Comment
  CAS-BOT-BC376117  Eriodictyon altissimum Marck Menke; David Keil 2002-3-26 129 San Luis Obispo Less than 1 km. west of Indian Knob summit Comment
  OBI65890  Eriodictyon californicum D. R. Miller 1994-5-12 594 -345 San Luis Obispo Pine Mt. Region; Miller property, E slope of Pine Mt; Tobacco Crk drainage 732 Comment
  OBI30637  Eriodictyon parryi Neil Havlik 1967-5-21 326 -21 San Luis Obispo 2 mi E of Navajo Campground, La Panza district, Los Padres NF. Comment
  RSA0037306  Eriodictyon tomentosum LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6483 San Luis Obispo La Panza Range: Northern end of the Machesna Mountain Wilderness. Pine Mountain area, off Forest Service Road 30S17.2., Near 35.32621N 120.23949W, along trail pass Castle Crags. Stopped at the southern end of a knoll. Near 35.31575N 120.22483W. 968 Comment
  CAS-BOT-BC188080  Eriodictyon traskiae R. F. Hoover 1964-6-5 8925 San Luis Obispo Ridge SE of Cuesta Pass Comment
  OBI59235  Eriogonum angulosum G. F. Hrusa 2000-9-30 15700 San Luis Obispo Carrizo Plain Natural Area. Elkhorn Grade, 1 st summit to E of Soda Lake Rd 884 Comment
  CAS-BOT-BC248708  Eriogonum arborescens Ernest C. Twisselmann 1966-9-10 12799 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 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
  CAS-BOT-BC241986  Eriogonum cinereum Ernest C. Twisselmann 1966-9-10 12798 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  OBI78412  Eriogonum cithariforme var. agninum David J. Keil, with Rhonda Riggins 2003-4-23 30137 San Luis Obispo Caliente Range. Along main ridge northwest of Caliente Peak. Vicinity of 35.10098 deg. N x 119.83444 deg. W 1280 Comment
  OBI65075  Eriogonum covilleanum Greg Wilvert 2005-4-24 312 San Luis Obispo SE half of the Caliente Range. 2.1 km S of Padrones Spring 1070 Comment
  JEPS108337  Eriogonum covilleanum David Gowen 2005-3-18 202 San Luis Obispo Elkhorn Road (dirt). Bare hill about 8.2 miles south of Hurricane Rd. Comment
  CAS-BOT-BC246589  Eriogonum elegans E. L. Painter; M. Wetherwax 2000-8-18 CR- 114 San Luis Obispo Camp Roberts. Near n side of Nacimiento River, above [SW of] Twin Bridges 260 Comment
  CAS-BOT-BC246600  Eriogonum elegans R. F. Hoover 1946-10-20 6516 San Luis Obispo Upper Huasna River just below junction of Arroyo Seco Comment
  JEPS47697  Eriogonum elegans A. Norton 1891-1 San Luis Obispo Salinas River Comment
  SD22420  Eriogonum elongatum var. elongatum Susan G. Stokes 1932-8-29 San Luis Obispo Near San Luis Obispo Comment
  CAS-BOT-BC249998  Eriogonum fasciculatum var. foliolosum R. F. Hoover 1965-6-17 9437 San Luis Obispo Ridge nw. of Cuesta Pass Comment
  JEPS97089  Eriogonum fasciculatum var. foliolosum F. L. Johnson and E. A. Young 1993-5-24 ROB 546 San Luis Obispo 1 mi S of Twin Bridges; Camp Roberts Comment
  CAS-BOT-BC250001  Eriogonum fasciculatum var. foliolosum Clare B. Hardham 1956-6-3 892 San Luis Obispo Santa Lucia Mountains. Triguero Crossing, Nacimiento River Comment
  JEPS56981  Eriogonum fasciculatum var. polifolium W. L. Jepson 1927-5-30 12161 San Luis Obispo center of Cuyama Valley Cuyama Valley 457 Comment
  CAS-BOT-BC250280  Eriogonum giganteum Ernest C. Twisselmann 1966-9-10 12799 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  CAS-BOT-BC250513  Eriogonum gracile R. F. Hoover 1966-10-1 10104 San Luis Obispo Lower Lopez Canyon Comment
  SBBG84367  Eriogonum gracile C. F. Smith 1962-9-25 8074 a San Luis Obispo US Hwy 101, Nipomo Mesa, N of Santa Maria Comment
  UC1296105  Eriogonum gracile var. gracile R. F. Hoover 1952-11-1 8273 San Luis Obispo flats along ridge Caliente Mt. Comment
  OBI56884  Eriogonum gracile var. gracile David J. Keil 1998-8-24 28006 San Luis Obispo Los Padres National Forest in vicinity of Adobe Trailhead, 6 road miles E of Tepusquet Canyon Rd. along Hwy 166. Comment
  CAS-BOT-BC251965  Eriogonum latifolium Alice Eastwood 1927-8-1 15043 San Luis Obispo San Simeon Bay Comment
  JEPS108234  Eriogonum maculatum David Gowen 2005-5-10 295 San Luis Obispo Elkhorn Road (dirt). Hill south of side road, ca 2.4 miles north of Hurricane Rd. Comment
  UC1392922  Eriogonum nudum var. indictum R. F. Hoover 1969-9-19 11594 San Luis Obispo Palo Prieto Canyon Comment
  SBBG28246  Eriogonum nudum var. pauciflorum S. G. Stokes 1933-7-6 72 San Luis Obispo Paso Robles Comment
  SBBG1535  Eriogonum nudum var. pubiflorum C. B. Hardham 1956-10-23 1480 San Luis Obispo Atascadero Rd near Morro Rd [St Hwy 41] Comment
  OBI10993  Eriogonum nudum var. pubiflorum Robert F. Hoover 1965-9-29 9664 San Luis Obispo Santa Lucia Range. Tassajera Crk Comment
  OBI72214  Eriogonum nudum var. pubiflorum E. L. Painter & M. Wetherwax, M. Wetherwax 2000-8-18 CR- 115 San Luis Obispo Camp Roberts. Near N side of Nacimiento River, above [SW of] Twin bridges 206 Comment
  CAS-BOT-BC266838  Eriogonum ordii Ernest C. Twisselmann 1957-5-3 3467 San Luis Obispo Padrone Spring Canyon, Caliente Range 762 Comment
  CAS-BOT-BC257907  Eriogonum parvifolium Alice Eastwood 1927-7-29 14938 San Luis Obispo Morro Sands Comment
  SEINET11938202  Eriogonum parvifolium Unknown 1933-1 5111 San Luis Obispo NW of Guadalupe Comment
  CAS-BOT-BC268366  Eriogonum roseum Arthur Bolton 1915-11-25 s.n. San Luis Obispo Carisa Plains [Carrizo Plain] Comment
  CAS-BOT-BC268385  Eriogonum roseum Clare B. Hardham 1964-6-19 12033 San Luis Obispo San Carpoforo Creek 457 Comment
  OBI10963  Eriogonum roseum Robert F. Hoover 1965-9-18 9584 San Luis Obispo Calf Cyn Comment
  RSA0027869  Eriogonum roseum Greg Wilvert 2005-7-20 498 -1 San Luis Obispo Southeast half of the Caliente Range: 1.1km NW of Semper Spring. 927 Comment
  OBI10960  Eriogonum roseum Robert F. Hoover 1946-8-18 6307 San Luis Obispo E side of La Panza Range on a branch of Navajo Crk Comment
  JEPS108307  Eriogonum temblorense David Gowen 2005-5-23 San Luis Obispo Polonio Pass, hills E of Hwy 46 Comment
  JEPS108372  Eriogonum temblorense David Gowen 2005-4-16 247 San Luis Obispo Elkhorn Road (dirt). Bare hill about 8.2 miles south of Hurricane Rd. Comment
  RSA488708  Eriogonum temblorense James L. Reveal 1976-5-22 4443 San Luis Obispo Along Hwy 41, 2.1 miles west of Cottonwood Pass. 457 Comment
  OBI10929  Eriogonum viridescens Robert F. Hoover 1967-6-4 10610 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  OBI16505  Eriophyllum confertiflorum Abdlll Ahmad 1963-5-26 7 San Luis Obispo Poly Canyon Comment
  RSA128209  Eriophyllum confertiflorum Clare B. Hardham 1958-4-28 3142 San Luis Obispo Hills, western edge of Carissa PLains Simmler-Paso Robles, Rd. Comment
  UC1285395  Eriophyllum confertiflorum var. confertiflorum R. F. Hoover 1947-5-10 7154 San Luis Obispo e of river bridge (on main highway, Cuyama Valley); Cuyama Valley Comment
  UCD132269  Eriophyllum confertiflorum var. confertiflorum G. K. Helmkamp; E. A. Helmkamp 2001-4-29 6560 San Luis Obispo San Luis Obispo County: Irish Hills: Clark Valley Rd., 2.8 mi S of Los Osos Valley Rd (E of Los Osos). 91 Comment
  UC1285338  Eriophyllum confertiflorum var. confertiflorum R. F. Hoover 1949-5-22 7719 San Luis Obispo 12 mi e Creston (on La Panza road) Comment
  CAS-BOT-BC301819  Eriophyllum multicaule R. F. Hoover 1947-4-20 6978 San Luis Obispo Near El Dorado School Comment
  CAS-BOT-BC301831  Eriophyllum multicaule Clare B. Hardham 1959-5-23 4612 San Luis Obispo South of Baywood Park Comment
  OBI18731  Eriophyllum multicaule Robert F. Hoover 1947-3-30 6815 San Luis Obispo Middle Branch of Huerhuero Crk, N of Wells Corner Comment
  CAS-BOT-BC301896  Eriophyllum pringlei Roxana S. Ferris 1935-3-29 9093 San Luis Obispo 7 miles east of Pozo, on the Santa Maria-McKittrick Road Comment
  LA211624  Eriophyllum staechadifolium Mark A. Elvin; Jason Storlie 2014-10-10 7664 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, Beach of Pacific Ocean at southern edge of Refuge. 4 Comment
  OBI7337  Eriophyllum staechadifolium Marta Bruckner 1963-11-5 6 San Luis Obispo Morro Bay State Park Comment
  OBI78690  Eriophyllum staechadifolium Giuliana Marchini 2013-2-9 1 San Luis Obispo Morro Rock. As you approach, its on the south side of the road. 7 Comment
  SBBG18355  Eriophyllum staechadifolium M. A. Piehl 1963-8-4 63785 San Luis Obispo W end of Oso Flaco Lake Comment
  OBI3996  Erodium botrys Elizabeth Rudd 1971-3-9 167 San Luis Obispo 3 mi N of Santa Margarita 305 Comment
  SFV18786  Erodium botrys A. Dittmer, R. Provin 2004-4-4 32 San Luis Obispo San Simeon State Park, Washburn Campground, Site 220. Exposed, open hilltop. 58 Comment
  RSA586373  Erodium botrys M. D. Proctor, E. A. Young, G. R. Proctor 1993-3-17 ROB- 205 San Luis Obispo 2 km SE of Twin Bridges on Boyscout Rd., Camp Roberts. Comment
  OBI14110  Erodium cicutarium Robert F. Hoover 1964-4-12 8720 San Luis Obispo San Luis Obispo Comment
  OBI81194  Erodium cicutarium David J. Keil 2015-2-14 32589 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  HSC67596  Erodium cicutarium J. P. Smith 1973-3-21 5897 San Luis Obispo 5 mi. E of Atascadero on Hwy. 41 305 Comment
  OBI17596  Erodium cicutarium Penelope Blackmer 1973-3-31 3 San Luis Obispo SW end Yucca Ridge, meadow at ridge top, Penn. Ck bio reserve Comment
  OBI5522  Erodium cicutarium Sharon Jochums 1974-3-9 46 San Luis Obispo W of hwy 1 N of Piedras Blancas Point Comment
  OBI14101  Erodium moschatum Betty Sheehan 1957-10-19 21 San Luis Obispo RR tracks, Cal Poly campus Comment
  RSA0042403  Erodium moschatum LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6530 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
  UC1130321  Erodium moschatum P. L. Johannsen 1936-3-21 703 San Luis Obispo 1.5 mi se Terrace Hill; San Luis Obispo Quad. 91 Comment
  RSA0029636  Eruca vesicaria subsp. sativa Michael Stiles 2012-4-9 s.n. San Luis Obispo Campus. California Polytechnic State University. Comment
  CDA29174  Eryngium spinosepalum J. Sinton 2009-6-16 s.n. San Luis Obispo Specimen originally brought in by rancher from Shell Creek area in eastern San Luis Obispo County. 0 Comment
  UC771670  Eryngium vaseyi R. F. Hoover 1946-6-30 6224 San Luis Obispo 1 mi. n.e. of on rd. to Shandon Creston Comment
  OBI7143  Erysimum X cheiri Jane Beckman 1976-4-21 21 San Luis Obispo From a garden 61 Comment
  UC1034932  Erysimum capitatum G. B. and R. P. Rossbach 1938-5-6 824 San Luis Obispo steep slope at base of hills about 1 mi inland from Avila Comment
  UC455740  Erysimum capitatum J. E. Roadhouse May 1905 San Luis Obispo Davis Canyon Comment
  OBI15039  Erysimum capitatum var. capitatum Robert F. Hoover 1949-4-12 7604 San Luis Obispo E edge of Carrizo Plain, E of Simmler Comment
  CAS-BOT-BC55232  Erysimum suffrutescens Alice Eastwood; John Thomas Howell 1937-4-23 3877 San Luis Obispo Nipomo Mesa. Comment
  CAS-BOT-BC55218  Erysimum suffrutescens R. F. Hoover 1948-3-26 7430 San Luis Obispo Sunnyside School near Baywood Park. Comment
  CAS-BOT-BC55223  Erysimum suffrutescens E. R. Blakley 1962-5-23 5137 San Luis Obispo Near the outlet at the west edge of Osa Flaco Lake. Comment
  OBI37708  Erythranthe cardinalis Eric Wise 1981-6-27 730 San Luis Obispo Alamo Crk near Twitchell Res Comment
  OBI78383  Erythranthe cardinalis Robert F. Hoover 1947-6-6 7274 San Luis Obispo Cottonwood Pass, W of summit Comment
  UCD95252  Eschscholzia caespitosa G. K. Helmkamp; E. A. Helmkamp 2004-10-1 8828 San Luis Obispo San Luis Obispo County: Central Coast; Outer South Coast Range; 3.4 miles east of Lopez Lake along Hi Mountain Road and beside Arroyo Grande Creek. 171 Comment
  CAS-BOT-BC403490  Eschscholzia californica Alice Eastwood; John Thomas Howell 1938-6-14 5924 San Luis Obispo Prefumo Canyon Comment
  OBI39359  Eschscholzia californica David J. Keil 1982-5-2 15899 San Luis Obispo Ca 1 mi W of jctn of Huerhuero rd with calif Rte 58 and S on dirt rd Comment
  OBI8499  Eschscholzia californica R. D. McCall 1978-10-21 5 San Luis Obispo On hillside along Res. [Reservoir] Cyn about 1 mi from hwy 1 Comment
  UC149832  Eschscholzia californica Katharine Brandegee 1912-10-2 San Luis Obispo along the railway near San Miguel Mission Comment
  CDA26823  Eschscholzia californica Neil Havlik 1967-4-16 30 San Luis Obispo At Avenales Wildlife Refuge. Growing in disturbed soil along the roadside of State Highway 58, in a sandy soil. 0 Comment
  OBI78376  Eschscholzia californica Craig Woods 1978-4-9 43 San Luis Obispo E side of Carrizo Plain, 6 mi SE of hwy 58 along Sim soda lake rd 671 Comment
  CAS-BOT-BC76492  Eschscholzia lemmonii Alice Eastwood; John Thomas Howell 1937-4-29 4106 San Luis Obispo Temblor Range. Comment
  HSC91573  Eucalyptus botryoides Susan H. Bicknell 1988-8-17 San Luis Obispo Montana de Oro State Park at entrance to Camp Keep. Comment
  OBI22806  Eucalyptus camaldulensis Gerry Uenaka 1974-2-23 4 San Luis Obispo Cal Poly campus; just to the left of the "P" on hill behind the dorms 244 Comment
  HSC91570  Eucalyptus cladocalyx Susan H. Bicknell 1988-8-17 San Luis Obispo Montana de Oro State Park, Hayard Canyon. Comment
  UCR202913  Eucalyptus globulus George K. Helmkamp, E. A. Helmkamp 2000-3-15 5337 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  CDA43346  Eucalyptus torquata David J. Keil 2011-11-12 31184 San Luis Obispo San Luis Obispo. Vegetated strip opposite San Luis Obispo High School along San Luis Drive extending into riparian corridor of San Luis Creek. Comment
  CDA17605  Eucrypta chrysanthemifolia Kathleen G. Jones, Gaylord Jones 1982-3-27 s.n. San Luis Obispo Santa Lucia Mountains; Lopez Canyon, eastern slope. 0 Comment
  OBI40788  Eucrypta chrysanthemifolia David J. Keil, Dirk Walters 1986-5-2 19340 San Luis Obispo Santa Lucia Mountains just N of San Luis Obispo in Reservoir Canyon. The canyon was burned in July,1985 in the Las Pilitas Fire. 305 Comment
  OBI51335  Eucrypta chrysanthemifolia var. chrysanthemifolia Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .4 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park Comment
  UCD107068  Eulobus californicus K. Esau 1935-5-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  SBBG109591  Euphorbia crenulata C. B. Hardham 1957-5-10 1949 San Luis Obispo C. H. Montgomery Ranch, Willow Crk Comment
  CDA39650  Euphorbia oblongata J. Steele 2013-10-21 PDR# 400 P06140665 San Luis Obispo Oceano; Arroyo Grande Creek near 22nd St. Bridge. 0 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
  OBI75225  Euphorbia serpillifolia subsp. hirtula David J. Keil 2011-9-1 31096 San Luis Obispo Los Osos. Along Binscarth Road between Nancy Ave. and Pecho Road. 5 Comment
  UCR266654  Euphorbia serpillifolia subsp. hirtula David J. Keil, Kathleen Keil 2002-7-28 29901 San Luis Obispo Central Coast, Paso Robles, along railroad tracks near county fairground 220 Comment
  CAS-BOT-BC312182  Eurybia radulina Rev. R. W. Summers 1884-9-8 400 San Luis Obispo Near Avila Comment
  OBI77533  Euthamia occidentalis Austin P. Griffiths 1981-9-21 s.n. San Luis Obispo Pismo Dune region. Along side State hwy 1, at Grand Ave, Grover city Comment
  SBBG11143  Extriplex californica H. and M. Dearing 1938-9-4 2306 San Luis Obispo Morro Bay coast Comment
  SBBG43069  Extriplex californica L. W. Edge 1971-10-6 San Luis Obispo Morro Bay State Park Comment
  OBI79025  Festuca arundinacea David J. Keil 2013-8-19 31887 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  UCR42654  Festuca arundinacea David J. Keil 1985-6-22 18932 San Luis Obispo Central Coast, Salt marsh at SW corner of Los Osos Creek Bridge at South Bay Blvd. 7 Comment
  OBI69313  Festuca bromoides David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29822 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  CAS-BOT-BC278292  Festuca californica Clare B. Hardham 1958-5-10 3274 San Luis Obispo Santa Lucia Mountains. Cypress Mountain Comment
  UCD65859  Festuca californica subsp. californica Beecher Crampton 1964-5-19 6999 San Luis Obispo San Luis Obispo County: 9.5 miles east of Cambria, Santa Lucia Range, just east of the summit, Black Mtn. area. Comment
  UCR91686  Festuca dertonensis George K. Helmkamp 1996-5-24 1024 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  OBI21841  Festuca microstachys Robert F. Hoover 1966-3-30 9749 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI21856  Festuca microstachys Robert F. Hoover 1967-4-8 10375 San Luis Obispo Carrizo Plain near N end of Soda Lake Comment
  OBI64985  Festuca microstachys Greg Wilvert 2005-4-5 111 San Luis Obispo SE Half of Caliente Range. 1.5 km S of Soda Lake rd along Padrones Cyn rd 806 Comment
  OBI65860  Festuca microstachys D. R. Miller 1994-4-30 494 -290 San Luis Obispo Pine Mt. region; Growing in roadway below Cline cabin, stag flat; tobacco creek drainage 1600 Comment
  OBI71121  Festuca microstachys David J. Keil 1991-5-18 21537 San Luis Obispo C.T. Ranch on eastern and northern outskirts of Cambria. 100 Comment
  SBBG112801  Festuca microstachys var. microstachys C. B. Hardham 1957-5-12 1931 San Luis Obispo trail to Green's Lake Comment
  OBI19859  Festuca myuros Walter F. Chesebro 1978-5-6 119 San Luis Obispo Soda Lake 610 Comment
  OBI53567  Festuca myuros Arthur W. Hazebrook 1991-5-7 73 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  OBI21888  Festuca rubra Robert D. Page 1962-5-25 112 San Luis Obispo Cal Poly Campus Comment
  OBI6152  Foeniculum vulgare D. Waive Stager 1972-8-28 48 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  SBBG26501  Fragaria chiloensis L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  OBI72612  Fragaria vesca Jacey Garrison, Damon Cockerham 2002-2-2 7 San Luis Obispo Los Osos, Montana de oro. 1.25 mi S of ranger station. Along hiking trl, left of rd. 1 mi down trail head 38 Comment
  CAS-BOT-BC52667  Frangula californica subsp. californica Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  OBI80761  Frangula californica subsp. californica David J. Keil 2015-2-21 32685 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-BC52672  Frangula californica subsp. californica R. F. Hoover 1965-9-15 9559 San Luis Obispo North slope of Garcia Mountain, south of Pozo Comment
  OBI65958  Frangula californica subsp. californica Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-9 43 San Luis Obispo Central Coast Comprehensive Wetlands GIS; S of Morro Bay on hwy 1. Beyond Gilardi rd on ranch road N of hwy 1 138 Comment
  OBI14182  Frankenia salina Marta Bruckner 1963-11-5 7 San Luis Obispo Morro Bay state park Comment
  OBI14184  Frankenia salina F. Rush 1957-1 s.n. San Luis Obispo S. Morro Bay Comment
  SEINET11266408  Frankenia salina Robert L. Johnson 2015-7-29 4033 San Luis Obispo Growing on sea cliff between Harloe Ave and Harbor View Ave, Pismo Beach. Near bottom of stairs to Kon Tiki Inn.; 0 12 Comment
  OBI3625  Fraxinus velutina Mary Kidd 1971-8-1 158 San Luis Obispo Cal Poly campus; growing along College Way, W side of campus Comment
  CAS-BOT-BC205930  Fremontodendron californicum Clare B. Hardham 1956-6-6 879 San Luis Obispo Santa Lucia Mountains. Pass south of H Ranch House Comment
  OBI30638  Fremontodendron californicum R. Rothman 1966-2-20 26 San Luis Obispo Slope behind mtn dorms on Calif State Polytechnic college Comment
  OBI7667  Fremontodendron californicum Christian Smith 1974-5-2 s.n. San Luis Obispo Along Cuesta Ridge rd, about half way between hwy 101 and the Sargent cypress grove Comment
  OBI69810  Fremontodendron californicum subsp. californicum D. R. Miller 1993-5-27 593 -20 San Luis Obispo Pine Mt region; along rd edge of Williams rd in little Pine Mt 1000 Comment
  UCR38784  Fremontodendron californicum subsp. obispoense R. J. Rodin 1974-5-4 9490 San Luis Obispo Found 1.6 mi farther W than Rodin # 9489, only on right side of road in deep gully, and quite different form, west of Hwy 101, Cuesta grade 384 Comment
  OBI65105  Fritillaria agrestis Greg Wilvert 2005-4-30 361 San Luis Obispo SE Half of the Caliente Range. 200m S of Padrones Spring Comment
  CAS-BOT-BC130290  Fritillaria biflora R. F. Hoover 1947-3-23 6719 San Luis Obispo Rinconada Mine Comment
  OBI56313  Fuchsia magellanica David J. Keil 1999-3-14 28210 San Luis Obispo Cambria. Fern Canyon along trail off Fern Drive. Comment
  UCR266182  Fumaria capreolata David J. Keil 2001-3-13 29174 San Luis Obispo San Luis Obispo, [west] end of South Street at San Luis O. Creek 49 Comment
  OBI28192  Galium andrewsii Jeffery Null 1980-5-12 29 San Luis Obispo Ecological Study Area, Calif Polytechnic State University, San Luis Obispo Comment
  OBI31339  Galium andrewsii Joy H. Nishida, Robert Allen 1982-4-10 215 San Luis Obispo American Cyn campgrund 536 Comment
  JEPS18332  Galium andrewsii subsp. intermedium G. T. Nordstrom 1937-5-16 1231 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quadrangle Comment
  UC1143127  Galium angustifolium subsp. angustifolium G. T. Nordstrom 1937-6-1 1297 San Luis Obispo 1.5 mi nw Mammoth Rock School; Adelaida Quadrangle Comment
  UC1143132  Galium angustifolium subsp. angustifolium T. M. Hendrix 1937-5-10 168 San Luis Obispo 5 1/4 wsw El Dorado School; Pozo Quadrangle Comment
  OBI51817  Galium aparine Gary Westbrook Mar-94 38 San Luis Obispo Calif Polytechnic State Univ campus. In Poly cyn near Botanical Garden footbridge 244 Comment
  SBBG53875  Galium aparine S. A. Junak 1978-4-9 M 63 San Luis Obispo lower Coon Crk Trail, San Luis Range 67 Comment
  SBBG120120  Galium californicum subsp. flaccidum M. Wetherwax, E. Painter 2002-5-22 SLO 276 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 144 Comment
  CAS-BOT-BC223088  Galium hardhamiae Clare B. Hardham 1957-4-25 1721 San Luis Obispo Santa Lucia Mountains. Cypress Mt. Comment
  SBBG18185  Galium hardhamiae C. B. Hardham 1958-9-25 3062 San Luis Obispo NE slope of Cypress Mtn Comment
  UC1953329  Galium murale David Keil 1998-4-20 26818 San Luis Obispo NW of Paso Robles along Nacimiento Lake Drive, 0.1 miles E of junction with San Marcos Rd. Comment
  OBI26001  Galium porrigens David J. Keil 1981-5-16 14609 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  UCD121898  Galium porrigens G. F. Hrusa 1995-5-28 12228 San Luis Obispo San Luis Obispo County: Immed. WNW of Peak 2. Black Butte Research Natural Area. 600 Comment
  SBBG94001  Galium porrigens var. porrigens S. A. Junak 1990-4-26 4213 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
  RSA172259  Garrya veatchii Robert F. Thorne 1963-4-20 31590 San Luis Obispo Approximately two miles northwest from Cuesta Pass along Cuesta Ridge. Comment
  RSA413935  Gastridium phleoides Thekla Mohr 1911-07 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC283918  Gastridium ventricosum Clare B. Hardham 1961-5-18 7094 San Luis Obispo Santa Lucia Mountains. Ocean View Mine, N of Cambria Comment
  RSA682349  Genista monspessulana Scott D. White, Ken McDonald 2001-5-9 8483 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  OBI7627  Genista monspessulana Christian Smith 1975-5-2 2 -May-75 San Luis Obispo Cuesta Grade, about 1/2 mi from top Comment
  OBI17742  Geranium Dave Imper 1976-12-28 28 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 69 Comment
  CDA25891  Geranium core-core David J. Keil 2005-6-24 30408 San Luis Obispo Cambria. 0.6 miles north of Burton Drive along Highway 1. 0 Comment
  OBI66455  Geranium core-core David J. Keil 2005-6-24 30409 San Luis Obispo South of Harmony along Highway 1, just north of 43.5 mile post Comment
  OBI65893  Geranium molle D. R. Miller 1994-4-14 494 -202 San Luis Obispo Pine Mt Region. From Coles main orchard, Marmolejo Crk drainage 700 Comment
  SBBG124272  Geranium rotundifolium D. Keil 1999-5-27 28354 San Luis Obispo US 101, ca. 1.3 mi NW of Cuesta Pass, ca. 0.4 mi S of Tassajara Crk Rd Comment
  OBI72094  Gilia achilleifolia Michael Walgren 2010-4-4 97 San Luis Obispo Cayucos; hills bound by hwy 1 to the W, 13th St to the S, Whale rock reservoir to the E, and Old Cayucos Crk to the N Comment
  OBI80215  Gilia achilleifolia David J. Keil 1992-4-12 22806 San Luis Obispo Laguna Lake City Park 170 Comment
  RSA195181  Gilia achilleifolia E. C. Twisselmann 1967-5-8 13017 San Luis Obispo La Panza Range: Shell Creek fork of Cammatta Canyon. 473 Comment
  UC1502530  Gilia achilleifolia subsp. achilleifolia Daniel J. Schoen 1979-5-10 San Luis Obispo Population #77011 Population Name: Park Hill Road (Park Hill Road) Comment
  UC1605475  Gilia achilleifolia subsp. achilleifolia Peter L. Morrell with Donna Krause 1994-5-27 455 San Luis Obispo 0.8 mi n of Avila Beach - San Luis Bay exit off CA Hwy 101 (at 6060 Ontario Rd.); n of Avila Beach - San Luis Bay exit off CA Hwy 101 100 Comment
  UCR122149  Gilia achilleifolia subsp. achilleifolia George K. Helmkamp, E. A. Helmkamp 2000-4-21 5461 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  UC908933  Gilia capitata subsp. capitata Herbert L. Mason 1935-5-25 8313 a San Luis Obispo Cuyama River n Santa Maria; Cuyama River n of Santa Maria Comment
  SBBG125798  Gilia clivorum T. Fitanides with A. Baniaga 2010-3-26 54 San Luis Obispo Tierra Redonda Mtn 343 Comment
  SEINET3096751 Image available Gilia densifolia var. densifolia T. Craig 1933-7-3 1875 San Luis Obispo Hills 1-3 miles South of Pismo Beach. Comment
  SBBG81263  Gilia tenuiflora subsp. amplifaucalis C. F. Smith 1950-5-4 2771 San Luis Obispo Creston-Simmler Rd, 0.25 mi N of Fernandez Crk crossing Comment
  CHSC53612  Gilia tenuiflora subsp. tenuiflora L. P. Janeway; Jean Witzman 1988-4-30 2656 San Luis Obispo Ca 2 1/2 mi E of Creston; eastern-most dry branches of Huerhuero Cr. 426 Comment
  CAS-BOT-BC422483  Glaucium flavum Ernest C. Twisselmann 1956-5-12 2785 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley School 579 Comment
  CAS-BOT-BC303870  Gnaphalium Alice Eastwood 1927-4-7 14287 San Luis Obispo Morro Comment
  CDA19987  Gnaphalium californicum J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  UCR59471  Gnaphalium canescens subsp. microcephalum George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Baywood Park, at the south edge of Morro Bay 3 Comment
  UCR20963  Gnaphalium luteoalbum A. C. Sanders 1979-11-25 00126 San Luis Obispo Central Coast, Morro Bay State Park, Chorro Willows Campground 9 Comment
  CAS-BOT-BC307428  Gnaphalium palustre Clare B. Hardham 1956-6-13 913 San Luis Obispo Crossing of Nacimiento River, Santa Lucia Mountains Comment
  CAS-BOT-BC305116  Grindelia hirsutula Clare B. Hardham; C. Butterworth 1960-6-2 5983 San Luis Obispo Santa Lucia Mountains. Cuesta Comment
  SBBG118178  Grindelia hirsutula M. Wetherwax, E. Painter 2000-6-13 SLO 147 San Luis Obispo Madera Rd, near jct with Amador Rd; Camp San Luis Obispo 95 Comment
  CAS-BOT-BC305084  Grindelia hirsutula Ernest C. Twisselmann 1954-9-10 1566 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cottonwood Pass: 1/4 mile west of Kern County Line 579 Comment
  CAS-BOT-BC305093  Grindelia hirsutula Ernest C. Twisselmann 1954-9-10 1566 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cottonwood Pass: 1/4 mile west of Kern County Line 579 Comment
  CAS-BOT-BC305109  Grindelia hirsutula Alice Eastwood; John Thomas Howell 1936-5-7 2274 San Luis Obispo East of Morro district on road to Atascadero Comment
  UC455830  Grindelia hirsutula I. J. Condit 1908-4-10 San Luis Obispo north hillside School canyon; San Luis Obispo Comment
  OBI65212  Gutierrezia californica Greg Wilvert, Cedrick Villasenor and Ben Carter 2005-9-15 520 San Luis Obispo SE half of the Caliente Range; 0.9 km N of Semper Spring. 824 Comment
  OBI66235  Gutierrezia californica David J. Keil 1998-10-9 28140 San Luis Obispo Along California Highway 166 and Cuyama River, ca. 11 miles e of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres Natl. Forest), ca. 2 miles e of Rock Front Ranch. Comment
  RSA28540  Haplopappus venetus subsp. vernonioides E. K. Balls, P. C. Everett 1953-10-17 18698 San Luis Obispo 2 mi S of Piedras Blancas, Hwy 1. 0 Comment
  UC86582  Hazardia squarrosa var. grindelioides W. Vortreide 1892-7-1 San Luis Obispo Santa Lucia Mountains Comment
  JEPS64638  Hazardia squarrosa var. grindelioides Ernest C. Twisselmann 1970-10-31 17566 San Luis Obispo 4.2 mi w Paso Robles; Peachey Canyon 365 Comment
  UC552441  Hazardia squarrosa var. squarrosa A. S. Albert 1936-6-11 San Luis Obispo 8 mi e Arroyo Grande; San Luis Obispo County Park Comment
  CAS-BOT-BC302403  Hazardia stenolepis R. F. Hoover 1946-10-19 6501 San Luis Obispo Pilitas Creek district, nw. of Pozo Comment
  CAS-BOT-BC302410  Hazardia stenolepis Ernest C. Twisselmann 1954-10-14 1620 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Mariannas Summit, Temblor Mountains 1066 Comment
  OBI77530  Helenium bigelovii David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel 1982-3-13 15722 San Luis Obispo Pennington Crk Bio Preserve, W of San luis Obispo Comment
  OBI30386  Helenium puberulum Robert J. Rodin 1972-3-29 8608 San Luis Obispo S of Oso Flaco in Nipomo dunes Comment
  OBI38456  Helenium puberulum Eric Wise 1981-6-11 532 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  OBI51932  Helenium puberulum Larry Kelly 1988-9-29 245 San Luis Obispo Cal Poly campus. Near water at Shepard's pond Comment
  RSA0113585  Helianthemum scoparium Henry J. Ramsey, Henry J. Ramsey 1940-4-21 1485 San Luis Obispo Morro Bay Region. Comment
  RSA122240  Helianthemum scoparium var. aldersonii F. C. Lee 1938-2-27 428 San Luis Obispo 1/2 mile southwest of Summit. 137 Comment
  OBI56588  Helianthus annuus David J. Keil 1998-6-30 27885 San Luis Obispo Carrizo Plain, Selby Rd., 1.4 miles S from junction with Soda Lake Rd. Comment
  CAS-BOT-BC305551  Helianthus bolanderi Herman Knoche 1919-10-1 Series A, No. 2421 San Luis Obispo Atascadero Comment
  OBI16326  Helianthus bolanderi Robert F. Hoover 1965-9-29 9686 San Luis Obispo Atascadero Comment
  CDA11353  Helianthus gracilentus G. F. Hrusa 1995-4-16 12076 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass. Approx. 1.5 m. NW of US 101. Comment
  OBI49652  Helianthus gracilentus Clifton F. Smith 1988-5-17 12137 San Luis Obispo N slopes of Pie Mtn in McChesney Wilderness, La Panza Range, abut a mile or so below summit Comment
  OBI57048  Heliotropium curassavicum David J. Keil 1998-8-19 27988 San Luis Obispo Carrizo Plain. Seven Mile Rd. at Brythe Rd. (0.3 miles from Soda Lake Rd.). 585 Comment
  OBI38236  Heliotropium curassavicum Eric Wise 1983-10-16 1799 San Luis Obispo Ortega Spring. 1 mi S of hwy 46 (near cholame) on Bitterwater Valley Rd Palo Prieto Cyn. 2 coll One at spring with cattle feeder and the other about 1/4 mi closer to rd Comment
  OBI31659  Heliotropium curassavicum var. oculatum Turnquist, Smeltzer 1982-7-23 172 San Luis Obispo Laguna lake Park, near developed trls and roadway on E side of lake Comment
  OBI53894  Heliotropium curassavicum var. oculatum Arthur W. Hazebrook 1992-10-25 161 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl along base of NE facing slope Comment
  OBI38441  Helminthotheca echioides Eric Wise 1981-9-29 1198 San Luis Obispo Orcutt rd 2.3 mi S of Johnson Ave, San Luis Obispo Comment
  OBI80095  Hemizonia congesta David J. Keil 2012-8-21 31504 San Luis Obispo Arroyo Grande. Vicinity of Arroyo Grande Creek near Bridge Street 25 Comment
  SBBG18271  Hemizonia congesta subsp. luzulifolia M. A. Piehl 1963-4-21 63672 San Luis Obispo Los Osos Valley Rd, ca. 1 mi E of Los Osos Comment
  CAS-BOT-BC309859  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1969-9-13 11588 San Luis Obispo Upper Jack Creek, west of Paso Robles Comment
  OBI37654  Hesperocnide tenella David J. Keil 1980-3-1 13702 San Luis Obispo Nipomo Dunes in vicinity of Oso Flaco Lake Comment
  OBI37935  Hesperocyparis sargentii David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18670 San Luis Obispo 18.4 mi from Calif rte 1 along San Simeon Crk rd, N of rocky Butte lookout 732 Comment
  SBBG104550  Hesperolinon micranthum F. L. Johnson, E. A. Young 1993-5-27 ROB 655 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG48052  Hesperomecon linearis J. P. Broughton 1974-2-27 1379 San Luis Obispo near Oso Flaco Lake Comment
  CAS-BOT-BC422575  Hesperomecon linearis Ernest C. Twisselmann 1962-3-26 6711 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon, 4 miles south of Cholame 563 Comment
  SBBG86528  Heteranthemis viscidihirta C. F. Smith 1961-9-15 6499 San Luis Obispo S side of White Lake, dune lakes S of Oceano Comment
  RSA586011  Heteromeles arbutifolia F. L. Johnson, M. D. Proctor 1993-2-19 s.n. San Luis Obispo 1 km SW of Ranch House on Nacimiento Road. Comment
  OBI78663  Heterotheca grandiflora Rebecca Liberatore 2013-11-11 1 San Luis Obispo Base of Irish Hills Open Space, San Luis Obispo, CA. Directly west of South corner of Costco parking lot 46 Comment
  OBI29288  Heterotheca sessiliflora subsp. echioides David J. Keil 1980-9-15 14191 San Luis Obispo Avenales Wildlife Area along Shell Crk rd ca 1.3 mi N of Calif Rte 58 Comment
  UC2043260  Heterotheca sessiliflora subsp. echioides Barbara Ertter with James L. Reveal 1997-7-16 15734 San Luis Obispo Highway 29 (Webster Road) south of Creston, ca 0.1 m S of Rocky Canyon Road, 5.3 mi N of Highway 58 (Calf Canyon Highway). Comment
  UC1296135  Heuchera micrantha R. F. Hoover 1947-6-3 7266 San Luis Obispo Price Canyon Comment
  RSA0066086  Heuchera pilosissima T. Elias, W. Wisura 1984-7-27 8585 San Luis Obispo Morro Bay. N side of Morro Rock. Comment
  SBBG109320  Hieracium argutum C. B. Hardham 1958-6-22 3730 San Luis Obispo Bee Rock Comment
  SBBG12618  Hieracium argutum C. B. Hardham 1960-6-27 6324 San Luis Obispo Black Mtn, Hwy 41, Cambria-Cayucos Rd 609 Comment
  OBI47927  Hirschfeldia incana Joey Mendonca 1986-11-5 1 San Luis Obispo San Luis Obispo on Fredricks St, W of Grand Ave Comment
  OBI6664  Hirschfeldia incana Greg Hassen 1975-7-15 42 San Luis Obispo Poly Cyn Rd near bridges Comment
  OBI15163  Hirschfeldia incana Robert F. Hoover 1965-9-27 9651 San Luis Obispo Foothill Blvd at W edge of town, San Luis Obispo Comment
  CAS-BOT-BC207966  Hoffmannseggia glauca Ernest C. Twisselmann 1958-8-29 4750 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  SBBG18067  Hoita orbicularis C. B. Hardham 1960-6-17 6179 San Luis Obispo Pinus radiata woods, Cambria Comment
  CAS-BOT-BC412713  Hollisteria lanata R. F. Hoover 1949-5-29 7731 San Luis Obispo Cottonwood Pass, west side Comment
  OBI53029  Hollisteria lanata David J. Keil, Kathleen Keil 1995-5-29 25287 San Luis Obispo 7 mi W of New Cuyama along Calif hwy 166 Comment
  OBI72771  Holocarpha heermannii D. R. Miller 2009-10-2 1009 .902 San Luis Obispo Rocky Butte/Pine Mt Region. From the old Lookout Tower area, now State/Co communication sight 995 Comment
  CAS-BOT-BC325905  Holocarpha heermannii Clare B. Hardham 1957-9-1 2544 San Luis Obispo Tierra Redondo, Santa Lucia Mountains Comment
  OBI56410  Holocarpha virgata subsp. virgata David J. Keil, with V. L. Holland and Danny Fry 1998-11-5 28192 San Luis Obispo Camp Roberts at north end of McMillan airfield runway. Comment
  CDA32403  Hordeum brachyantherum David J. Keil 1999-5-14 s.n. San Luis Obispo Shandon Rest Area on Highway 46, east of Paso Robles. 0 Comment
  SBBG118191  Hordeum brachyantherum subsp. californicum E. Painter, M. Wetherwax, K. Downing 2002-5-8 SLO 357 San Luis Obispo base of first ridge W of Cerro Romualdo 60 Comment
  OBI59126  Hordeum depressum David J. Keil, with Curtis Clark 1998-4-17 26778 San Luis Obispo Carrizo Plain. N of Soda Lake in vicinity of intersection of Belmont Tral and Clarksburg Rd. Comment
  UCSB33199  Hordeum depressum Reisentz, Paul 1979-4-15 San Luis Obispo North end of Soda Lake, 14 miles southeast on Soda Lake Road from California Valley Road Comment
  OBI72460  Hordeum jubatum M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-21 SLO- 42 San Luis Obispo Camp San Luis Obispo. K-1 Training Area, saddle between Cerro Romualdo and Cerro Chumash. 120 Comment
  OBI29021  Hordeum marinum David J. Keil 1982-6-4 16176 San Luis Obispo El Chorro Regional Park NE of San Luis Obispo. Ca. 1 mi E of County Educational Facility, just E of old washed out bridge Comment
  OBI49917  Hordeum marinum David J. Keil, Mary Coffeen, Cathy Rose & Corky Matthews 1984-5-5 18229 San Luis Obispo American Canyon area in La Panza Mountains. Comment
  OBI21930  Hordeum marinum subsp. gussoneanum F. Rush April1956 36 San Luis Obispo Comment
  OBI42186  Hordeum murinum David J. Keil, LynneDee Oyler and Rick Oyler 1986-5-17 19498 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. Eastern base of Santa Lucia Mts in area that was locally the eastern boundary of the Las Pilitas fire of July 1985. Comment
  OBI77674  Hordeum murinum Craig Woods 1978-4-3 31 San Luis Obispo Carrizo Plain, 1 mi NW of Soda Lake San Diego cr rd, along Sim. soda lake san diego cr rd Comment
  RSA123447  Hordeum murinum subsp. glaucum P. L. Johannsen 1936-3-21 708 San Luis Obispo 1 mi E. of San Luis Obispo 137 Comment
  OBI21933  Hordeum vulgare Robert F. Hoover 1964-6-9 9008 San Luis Obispo Chaplin Ln, San Luis Obispo Comment
  OBI59217  Hordeum vulgare David J. Keil 1998-5-20 27335 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  UC1128248  Horkelia cuneata subsp. cuneata H. C. Lee 1936-3-5 453 San Luis Obispo 3/4 mi se Callender; Arroyo Grande Quad. 30 Comment
  UC453994  Horkelia cuneata subsp. cuneata Unangst 1906-5-17 San Luis Obispo Oak Park Comment
  OBI53475  Horkelia cuneata subsp. cuneata Arthur W. Hazebrook 1991-4-19 14 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
  SBBG51100  Horkelia cuneata var. cuneata R. S. Woglum 1940-4-20 2662 San Luis Obispo Morro Bay area Comment
  CAS-BOT-BC88592  Hornungia procumbens David D. Keck; J. Clausen 1935-4-10 3146 San Luis Obispo Soda Lake, Carrizo Plains. 594 Comment
  SBBG30905  Hydrocotyle ranunculoides R. N. Philbrick 1968-6-7 San Luis Obispo Black Cyn, Nipomo Mesa at E edge of Hwy 1, between Oceano and Oso Flaco Lake Comment
  UCSB40610  Hydrocotyle umbellata Reisentz, Paul 1978-6-20 San Luis Obispo Oso Flaco Lake along shore line on west shore of southern pond Comment
  OBI13999  Hypericum anagalloides Robert F. Hoover 1947-5-23 7176 San Luis Obispo Near Sunnyside School, Los Osos valley Comment
  JEPS60850  Hypochaeris glabra Ernest C. Twisselmann 1969-4-14 15117 San Luis Obispo 6 mi s of Creston Cammata Rd; La Panza Range. 419 Comment
  OBI10016  Hypochaeris glabra R. R. LaBelle 1967-4-2 4 San Luis Obispo Laguna Lake Comment
  UCD126569  Ipomoea purpurea Ernest C. Twisselmann 1960-8-22 5993 San Luis Obispo Eastern San Luis Obispo County: Dorothy Twisselmann Ranch. Comment
  CAS-BOT-BC226515  Ipomopsis tenuifolia Mrs. R. W. Summers 1886-4-23 s.n. San Luis Obispo Santa Margarita Fossil Beds Comment
  UC1118622  Isocoma acradenia var. bracteosa W. A. Peterson 1937-5-16 843 San Luis Obispo 1.3 mi ese French Camp; La Panza Quadrangle 411 Comment
  CAS-BOT-BC324689  Isocoma menziesii var. vernonioides Chester Dudley 1926-8-21 s.n. San Luis Obispo Near mouth of Arroyo Grande Creek Comment
  UC1583668  Isocoma menziesii var. vernonioides David Keil 1986-10-13 19785 San Luis Obispo Sweet Springs area Morro Bay (on southern shore of bay) 5 Comment
  CDA8033  Isocoma menziesii var. vernonioides G. D. Barbe, J. L. Johnson 1973-3-13 1130 San Luis Obispo West of Avila Beach. 0 Comment
  CAS-BOT-BC69934  Isoetes howellii Clare B. Hardham 1957-5-12 1944 San Luis Obispo Around edges of Green's Lake. Comment
  UCSB69401  Isolepis cernua Rindlaub, Kathy; Capralis 1985-6-23 San Luis Obispo Santa Maria River. 200 feet SW of back dune, 500 feet from access road. 4 Comment
  RSA232058  Jaumea carnosa C. W. Tilforth, John Dourley 1972-8-23 637 San Luis Obispo Between edge of Oso Flaco Lake and sand dunes. 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
  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
  OBI73459  Juglans hindsii David J. Keil 2010-6-3 30847 San Luis Obispo San Luis Obispo. Santa Rosa Street, east side along Stenner Creek between Murray Street and East Foothill Blvd. 73 Comment
  CAS-BOT-BC102334  Juglans regia Peter L. Morrell; Donna Krause 1994-5-27 456 San Luis Obispo at 6060 Ontario Rd., 0.8 miles N of Avila Beach - San Luis Bay exit off CA Hwy 101 100 Comment
  OBI40168  Juncus acutus subsp. leopoldii David J. Keil 1981-4-25 14585 San Luis Obispo Baywood Park at Sweet Springs marsh Comment
  OBI80666  Juncus bufonius var. bufonius David J. Keil 1992-1 22971 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  HSC91558  Juncus hesperius Susan H. Bicknell 1989-6-13 San Luis Obispo Montana de Oro State Park, Hazard Canyon effluence Comment
  SBBG57344  Juncus occidentalis C. B. Hardham 1957-4-19 1799 San Luis Obispo Santa Rita Ranch, York Mtn Comment
  RSA661844  Juncus patens Austin P. Griffiths, D. Ragan 1981-12-13 s.n. San Luis Obispo Flora of Montana de Oro State Park; Along East Hazard Canyon South loop trail. Comment
  SD249096  Juncus xiphioides David J. Keil 2000-5-26 28752 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca 4 miles S of rairoad crossing in Santa Margarita and westward along ranch roads. 334 Comment
  RSA598423  Juniperus californica F. C. Vasek 1963-1-15 630115 -3 San Luis Obispo Road from Simmler to Santa Margarita, 3.2 miles west-northwest from junction with Pozo Road Comment
  SBBG93918  Keckiella cordifolia S. A. Junak 1990-7-13 4410 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, powerline access rd, between first and second high voltage tower, E of W Cuesta Ridge Rd, ca. 1.2 rd mi S of Tassajera Crk Rd 548 Comment
  OBI35805  Koeleria macrantha Allison Berry 1984-4-17 149 San Luis Obispo Camp San Luis Obispo Shooting Facility. 6.5 mi N of San Luis Obispo on Hwy 1. At base of hill closest to Hwy 1 on SW slope Comment
  UCD85664  Koeleria macrantha A. A. Beetle 1942-4-15 3044 San Luis Obispo San Luis Obispo County: Southwestern part of county. Santa Maria River, near Taylor Spring. Comment
  UCD85739  Koeleria macrantha Larry E. Brown 1970-4-25 1782 San Luis Obispo San Luis Obispo County: Baywood Park. Comment
  OBI75431  Laennecia coulteri David J. Keil, with George Butterworth 2011-10-7 31111 San Luis Obispo Carrizo Plain. Soda Lake Road. 618 Comment
  OBI66618  Laennecia coulteri David J. Keil 1998-10-9 28175 San Luis Obispo Temblor Range foothills, Elkhorn Road, just e of junction with Hurricane Road (Crocker Grade). 762 Comment
  UC1928043  Laennecia coulteri David Keil 1998-10-9 28169 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. Comment
  CAS-BOT-BC341619  Lagophylla ramosissima Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5239 San Luis Obispo Parkhill Road, 7.5 miles east of Santa Margarita 457 Comment
  CDA11565  Lamarckia aurea G. F. Hrusa 1993-5-22 11113 San Luis Obispo Black Butte Research Natural Area; Common annual on open shale slopes, mostly disturbed sites and formerly burned areas. W-face of main ridge, approx. 1 m. N of Mt. Lowe. 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
  OBI28164  Lamarckia aurea Jeffery Null 1980-5-12 37 San Luis Obispo Ecological Study Area, Cal Poly State Univ, San Luis Obispo Comment
  OBI38298  Lastarriaea coriacea David J. Keil 1985-5-5 18755 San Luis Obispo Black Lake Cyn on Nipomo mesa SE of Oceano Comment
  CAS-BOT-BC334583  Lasthenia californica M. M. Miles 1886-1-1 s.n. San Luis Obispo San Luis Obispo Comment
  SD232614  Lasthenia californica G. Helmkamp 1996-5-25 1065 San Luis Obispo Dried vernal pools between CA-1 and the ocean 1.5 miles north of the Piedras Blancas lighthouse near the northern border of the county (San Luis Obispo). 14 Comment
  CAS-BOT-BC334594  Lasthenia californica L. P. Janeway; Steve Webster 1989-3-23 3178 San Luis Obispo Flatlands along Cholame Creek ca. 1 1/2 miles southwest of Cholame 350 Comment
  SJSU11860  Lasthenia californica subsp. macrantha R. L. Fisher 1957-5-17 San Luis Obispo Cambria Pines near Cambria Comment
  RSA0020773  Lasthenia debilis Greg Wilvert 2005-4-13 222 San Luis Obispo 3.9 km SSW of Lawson Spring. 739 Comment
  UC1314940  Lasthenia debilis R. F. Hoover 1967-4-1 10327 San Luis Obispo canyon near n end Elkhorn Plain; Temblor Range Comment
  CAS-BOT-BC352740  Lasthenia fremontii R. F. Hoover 1967-4-8 10372 San Luis Obispo Carrizo Plain near north end of Soda Lake. Comment
  RSA522573  Lasthenia fremontii David J. Keil 1986-3-22 19069 San Luis Obispo Carissa Plain N of Soda Lake, 2.4 mi E of Soda Lake Rd on Belmont Tr. 579 Comment
  UC1118942  Lasthenia gracilis B. Bolt 1936-3-13 620 San Luis Obispo Cerro Romauldo San Luis Obispo Quadrangle Comment
  UC1187672  Lasthenia leptalea Clare B. Hardham 1960-4-13 5416 San Luis Obispo hills s Bee Rock; Santa Lucia Mountains Comment
  OBI47525  Lathyrus tingitanus Elizabeth Baron 1986-8-22 34 San Luis Obispo Hwy 1 just NW of San Luis Obispo 67 Comment
  OBI78693  Lathyrus vestitus Katie Shenon 2013-2-10 1 San Luis Obispo Cal Poly, San Luis Obispo in Poly Canyon to Eucalyptus grove, across creek and 50 ft left side of the hill. 91 Comment
  SEINET956315  Lathyrus vestitus Carl B. Wolf 1929-1 3629 San Luis Obispo Along the coast, 6 miles north of Morro Bay. 30 Comment
  OBI13245  Lathyrus vestitus var. vestitus Robert F. Hoover 1947-3-1 6631 San Luis Obispo Cambria Comment
  CAS-BOT-BC321652  Layia glandulosa David D. Keck; J. Clausen 1935-4-9 3094 San Luis Obispo Cholame 457 Comment
  OBI76659  Layia glandulosa Jason Dart, Audrey Weichert, G. Hind 2010-5-1 382 -H3 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
  CAS-BOT-BC321637  Layia glandulosa R. F. Hoover 1948-4-17 7480 San Luis Obispo Commatti Canyon Comment
  CAS-BOT-BC321666  Layia glandulosa L. R. Abrams 1917-6-10 6512 San Luis Obispo Sand hills near Pismo Beach Comment
  POM180544  Layia glandulosa subsp. glandulosa Roxana S. Ferris 1929-4-15 7620 San Luis Obispo Between Guadalupe and Callender. 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
  CAS-BOT-BC327193  Layia hieracioides R. F. Hoover 1947-4-25 7071 San Luis Obispo Black Lake (S of Arroyo Grande) Comment
  OBI64813  Layia jonesii David J. Keil, with Tina Teed and Lisa Andreano 2001-5-8 29416 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  RSA216209  Layia jonesii D. D. Keck 1933-5-5 2203 San Luis Obispo 3 miles east of Morro Comment
  CAS-BOT-BC327499  Layia jonesii Rev. R. W. Summers 1890-4-9 s.n. San Luis Obispo Above Spring, Chalcedon Hill. San Luis Obispo. Comment
  OBI80552  Layia munzii D. H. Wilken, E. Painter 2011-4-20 17941 San Luis Obispo Simmler Rd. 0.7 km NNE of jct with Soda Lake Rd, E side of S arm of Soda Lake, Carrizo Plain Nat Monument. 582 Comment
  UCR80899  Layia munzii G. Fred Hrusa, J. Hart 1993-4-6 10701 San Luis Obispo Inner South Coast Range, Carrizo Plain, S end of Soda Lake on E side 610 Comment
  CAS-BOT-BC327622  Layia munzii David D. Keck; J. Clausen 1935-4-10 3148 San Luis Obispo ca. 4 miles S of Soda Lake, Carrizo Plain 609 Comment
  UCD135694  Layia munzii Bruce G. Baldwin 1986-3-31 571 San Luis Obispo San Luis Obispo County: California Valley, ca. 0.5 mile south of California Valley fire station. Comment
  SD56814  Layia paniculata Darley F. Howe 1963-5-19 3500 San Luis Obispo Hillside south of Morro Bay. Comment
  OBI56739  Layia pentachaeta David J. Keil 1998-6-5 27597 San Luis Obispo 0.4 miles E of junction Hwy. 229 on Hwy. 58. Comment
  NY180508  Layia pentachaeta subsp. albida D. D. Keck 1935-4-9 3106 San Luis Obispo Summit of Polonio Pass, 5 miles east of Cholame, on road to Lost Hills 579.1 Comment
  CAS-BOT-BC370755  Layia pentachaeta subsp. albida Philip A. Munz 1951-4-12 16285 A San Luis Obispo 13 miles from McKittrick, St.. Hwy 178 towards Simmler, from Temblor Range 762 Comment
  OBI42170  Layia platyglossa Dan Harrington 1984-2-29 29 San Luis Obispo Poly Cyn, Cal Poly SU, San Luis Obispo Comment
  OBI72092  Layia platyglossa Michael Walgren 2010-4-4 96 San Luis Obispo Cayucos; hwy 1 to the W, 13th St to the S, Whale Rock reservoir to the E, and Old Cayucos Crk to the N. NE portion of peak Comment
  SEINET7062888  Layia platyglossa A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 9.9 miles east of Arroyo Grande on Huasna Road. (WGS84/NAD83). UTM Zone 10, 734793mE, 3890432mN. 244 Comment
  UC1285374  Layia platyglossa R. F. Hoover 1948-4-17 7479 San Luis Obispo Commatti Canyon Comment
  UC639043  Layia platyglossa Bernard Miossi 1940-3-16 205 San Luis Obispo one mi n of San Luis Obispo 68 Comment
  OBI79135  Lemna gibba David J. Keil 2011-11-5 31136 San Luis Obispo Oceano. Pismo State Beach, Oceano Campground. Trail around lagoon 3 Comment
  OBI38513  Lemna minor Eric Wise 1982-6-25 1579 San Luis Obispo Pismo State Beach, Oceano Campground Comment
  OBI38510  Lemna minuta Eric Wise 1981-5-14 300 San Luis Obispo Sweet Springs marsh. NW of 4th and Ramona, Los Osos Comment
  OBI43037  Lemna minuta David J. Keil, Kathy Jones 1982-4-4 15847 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  SD53372  Lemna minuta Darley F. Howe 1962-7-22 3355 San Luis Obispo Oso Flaco Lake. Comment
  UC1314923  Lemna trisulca R. F. Hoover 1967-10-7 10881 San Luis Obispo Oso Flaco Lake Comment
  RSA0039720  Lepechinia calycina LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6501 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
  UC456128  Lepechinia calycina I. J. Condit 1908-5-2 San Luis Obispo Bishop Peak Comment
  OBI53210  Lepechinia calycina Steven A. Junak 1990-5-1 4273 San Luis Obispo Santa Lucia Mts; at N edge of Cuesta Ridge Botanical Area, along power line access road which intersects Tassajera crk red ca 2.4 mi W of hwy 1010 ca 1.1 mi S of Tassajera crk rd Comment
  CAS-BOT-BC89014  Lepidium dictyotum Ernest C. Twisselmann 1955-4-26 1904 San Luis Obispo Temblor Range and the Western San Joaquin Valley. South end of Soda Lake, Carissa Plains. 609 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
  CHSC55375  Lepidium dictyotum var. acutidens L. P. Janeway; Jean Witzman 1988-3-4 2592 San Luis Obispo South end of Cholame Valley; just S of jct hwys 46 and 41. 347 Comment
  RSA66573  Lepidium dictyotum var. acutidens Alice Eastwood, J. T. Howell 1935-3-25 2010 San Luis Obispo Cholame Comment
  OBI15129  Lepidium draba Robert J. Rodin 1964-5-5 7064 San Luis Obispo By rd in Morro Bay state park near salt flat. Also noted along hwy 1 almost to Camp San Luis Obispo (Army) Comment
  CDA16357  Lepidium jaredii G. F. Hrusa 2000-4-12 15344 San Luis Obispo Carrizo Plain; 3 mi E of Washburn on Panorama Rd. 0 Comment
  RSA140235  Lepidium jaredii Clare B. Hardham 1960-3-23 5246 San Luis Obispo South end of Soda Lake, Carrizo Plains Comment
  OBI48248  Lepidium lasiocarpum David J. Keil 1989-5-3 21212 -1 San Luis Obispo San Luis Obispo hillsides between Los Osos Valley rd and Prefumo Cyn rd accessed from end of Diablo Dr at site of proposed Irish Hills Golf course Comment
  OBI80993  Lepidium nitidum David J. Keil 2015-2-21 32664 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  OBI37596  Lepidium nitidum David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15809 San Luis Obispo Vicinity of American Cyn in the La Panza Mts. T30S, R16E, sects 28, 32, 33 Comment
  CAS-BOT-BC12939  Lepidium strictum Clare B. Hardham 1957-5-12 1904 San Luis Obispo Santa Lucia Mountains. Camp Natoma, Franklin Creek. Road. Comment
  UC2027031  Lepidospartum squamatum Greg Wilvert 2005-9-15 527 San Luis Obispo Southeast Half of the Caliente Range. 1.1k S of Semper Spring Comment
  OBI79879  Leptochloa fusca David J. Keil 2012-7-27 31496 San Luis Obispo Nipomo. Strawberry field on north side of Eucalyptus Road at intersection with Scenic View Way 86 Comment
  CAS-BOT-BC272420  Leptochloa fusca subsp. uninervia Ernest C. Twisselmann 1963-12-10 9204 San Luis Obispo Highway U.S. 466 7 miles east of Paso Robles, Estrella Plains 243 Comment
  UC1123914  Leptodactylon californicum H. C. Lee 1936-2-2 378 San Luis Obispo 1.3 mi e Black Lake; San Luis Obispo National Forest, Arroyo Grande Quad. Comment
  CAS-BOT-BC300522  Leptosiphon liniflorus L. Gershenson 1980-4-19 16 San Luis Obispo La Panza inner coast range. Navajo Rd. 1 mile south on Hwy 58 579 Comment
  SBBG6017  Leptosiphon parviflorus H. and M. Dearing 1938-5-8 2961 San Luis Obispo Cuesta Grade Comment
  OBI64413  Leptosyne bigelovii David J. Keil 2001-3-28 29206 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  OBI28784  Leptosyne californica David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14517 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
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Jul 15 2020
  OBI1683  Leptosyne calliopsidea Robert F. Hoover 1948-4-17 7472 San Luis Obispo San Juan River S of Shandon Comment
  SBBG16956  Leptosyne douglasii C. B. Hardham 1960-4-21 5518 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  CDA16072  Lessingia glandulifera G. F. Hrusa, G. Butterworth 2000-9-3 15706 San Luis Obispo Carrizo Plain; Saucito House area, Bromley Pasture. 0 Comment
  CAS-BOT-BC339447  Lessingia glandulifera var. glandulifera R. F. Hoover 1946-8-18 6315 San Luis Obispo Fernandez Creek, near north base of La Panza Range Comment
  CAS-BOT-BC339461  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1955-9-1 2365 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Juan River Valley, near McCornack Ranch, eastern San Luis Obispo County 426 Comment
  RSA0008540  Lessingia pectinata var. pectinata Barbara Ertter 1989-5-23 8487 San Luis Obispo Unical Oil Refinery, 4 air miles S of Oceano, at bend in Hwy 1, just across railroad tracks from parking area. Comment
  OBI23393  Lessingia pectinata var. tenuipes Robert F. Hoover 1969-9-19 11598 San Luis Obispo Palo Prieto Cyn Comment
  OBI56413  Lessingia pectinata var. tenuipes David J. Keil, with V. L. Holland and Danny Fry 1998-11-5 28197 San Luis Obispo Camp Roberts at north end of McMillan airfield runway. Comment
  OBI65429  Lessingia pectinata var. tenuipes J. Clark & M. Petroelj, M. Petroelj 2000-6-15 s.n. San Luis Obispo Dept of Fish and Game Big Sandy Wildlife Ara, LCTA Plot 108. UTMs (NAD 27) zone 10S, 706550E, 3962000N 180 Comment
  OBI77700  Lessingia pectinata var. tenuipes David J. Keil 1998-6-8 27697 San Luis Obispo S of Cholame, 0.7 miles S from junction with Hwy 46 and 0.1-0.9 miles along spur road from Bitterwater Rd. Comment
  UC87996  Lessingia tenuis L. Jared San Luis Obispo Estrella Comment
  UC1287444  Lessingia tenuis Willard Spence 1962-6-22 674 San Luis Obispo 0.6 mi e Santa Margarita Forest Station (Parkhill district, ne of Santa Margarita); Parkhill District Comment
  UC71888  Lessingia tenuis L. Jared 1897-3-4 San Luis Obispo Estrella South Coast Ranges, Estrella Comment
  SBBG118309  Leymus condensatus M. Wetherwax, E. Painter, J. Sainz 2002-6-17 SLO 278 San Luis Obispo below Primera mine tailings; Camp San Luis Obispo 360 Comment
  CAS-BOT-BC283683  Leymus condensatus Alice Eastwood 1906-6-13 495 San Luis Obispo Blockmans ranch, adjacent to Santa Maria Comment
  CAS-BOT-BC283694  Leymus condensatus Roxana S. Ferris 1929-4-14 7657 San Luis Obispo Toro Creek on coast road N of Morro Comment
  SBBG20595  Leymus triticoides E. C. Twisselmann 1963-12-15 9210 San Luis Obispo Choice Valley, 1 mi E of the summit 609 Comment
  CAS-BOT-BC272178  Leymus triticoides Eben McMillan 1952-6-7 143 San Luis Obispo Choice Valley, 2 mi. s., 10 mi. e. Shandon Comment
  CAS-BOT-BC130789  Lilium pardalinum R. F. Hoover 1950-6-21 8028 San Luis Obispo San Simeon Creek just below forks Comment
  OBI33118  Lilium pardalinum David J. Keil 1983-9-10 17950 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI11606  Limonium californicum Robert F. Hoover 1966-11-2 10199 San Luis Obispo Baywood Park Comment
  CAS-BOT-BC444008  Linanthus James L. Reveal; Clare B. Hardham 1988-5-26 6918 San Luis Obispo La Panza Range, Los Padres National Forest, northwest of Black Mountain in an open meadow-like area along U.S. Forest Service Road 15E01 southwest of Wilson Corner, about 11.5 air miles east-northeast Santa Margarita 594 Comment
  OBI82467  Linanthus californicus David J. Keil, with V. L. Holland 2015-6-19 33249 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
  SBBG82715  Linanthus californicus subsp. tomentosus C. F. Smith 1951-4-19 3034 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  UC2027111  Linanthus dichotomus Greg Wilvert 2005-4-5 160 San Luis Obispo Southeast Half of Caliente Range: 200 m SW of Wells Spring Comment
  OBI36155  Linanthus dichotomus subsp. dichotomus Walter F. Chesbro 1978-5-6 100 San Luis Obispo Avenues Reserve. Hwy. 58. Open, grassy area Comment
  UC1124081  Linanthus liniflorus T. M. Hendrix 1937-6-1 237 San Luis Obispo 2.6 mi ne Navajo; Pozo Quad. 563 Comment
  CDA6309  Linaria pinifolia G. D. Barbe 1974-5-16 1789 San Luis Obispo Southwest corner of Frontage Road at Juniper Street, 0.25 mile north of Tefet Street, Nipomo. 0 Comment
  OBI7945  Linaria pinifolia McLeod, Meyer, Farwell & Walters, Walters 1976-6-3 s.n. San Luis Obispo Tepusquet Cyn Comment
  OBI63041  Linum bienne E. A. Appel 2002-11-11 1102 /761 San Luis Obispo Pine Mt Region. Near creekway Clinic Gulch Hearst Ranch 50 Comment
  UCR95913  Lippia nodiflora var. nodiflora George K. Helmkamp 1996-9-21 1189 San Luis Obispo Coast Ranges, Santa Margarita Lake, south picnic area 396 Comment
  CDA11572  Lithocarpus densiflorus var. densiflorus G. F. Hrusa 1993-5-22 11123 San Luis Obispo Black Butte Research Natural Area, Cuesta Ridge east side. Comment
  OBI27291  Lithophragma cymbalaria Robert L. Allen, nancy E. Arnold 1981-4-26 238 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  UC638990  Lithophragma heterophyllum Bernard Miossi 1940-3-17 217 San Luis Obispo n San Luis Obispo (Polytechnic School Canyon); Polytechnic School Canyon 121 Comment
  SBBG95295  Loeseliastrum schottii D. Keil, R. Riggins 1986-4-26 19277 San Luis Obispo Elkhorn Plain, 5.3 mi SE of Crocker Grade Rd on Elkhorn Rd; T32S, R22E, SW 1/4 of S7 701 Comment
  UC2027050  Loeseliastrum schottii Greg Wilvert 2005-5-1 375 San Luis Obispo Southeast Half of the Caliente Range: Along Pipeline Road Comment
  OBI32641  Logfia filaginoides David J. Keil 1982-5-2 15909 San Luis Obispo Ca 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt rd Comment
  CAS-BOT-BC342366  Logfia gallica Clare B. Hardham 1958-5-3 3182 San Luis Obispo Santa Lucia Mountains. Atascadero Comment
  UC1738823  Lolium multiflorum D. W. Taylor 1971-3-31 San Luis Obispo in the Monterey Pine stand Cambria Comment
  UC818814  Lolium temulentum E. O. Wooton 1913-4-16 San Luis Obispo San Luis Obispo Comment
  SBBG110278  Lomatium C. B. Hardham 1960-4-13 5414 San Luis Obispo hills S of Bee Rock 365 Comment
  OBI28911  Lomatium californicum Melissa Luckow, Rhonda Riggins 1982-5-14 872 San Luis Obispo 1.9 mi SE of Avenales Guard Station on San Jose-Avenales Rd Comment
  SJSU3330  Lomatium caruifolium C. W. Sharsmith 1962-4-20 6796 San Luis Obispo Carrizo Plain c. 3 mi SE of Simmler, eastern San Luis Obispo County Comment
  RSA97265  Lomatium caruifolium F. W. Peirson 1925-3-25 5685 San Luis Obispo Between Morro and San Luis Obispo Comment
  OBI4003  Lomatium dasycarpum Elizabeth Rudd 1971-3-9 173 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  UCR42832  Lomatium dasycarpum David J. Keil, R. Riggins, et al 1985-4-27 18650 San Luis Obispo 19.5 mi. from Calif. Route 1 along San Simeon Creek Road, north of Rocky Butte lookout at locked gate 732 Comment
  OBI81659  Lomatium dasycarpum Tracey Call, Viola Call 1963-4-1 2165 San Luis Obispo near Eldorado School 4 miles north of Pozo. in clay loam near greasewood Comment
  UC76381  Lomatium dasycarpum subsp. dasycarpum Miss M. Alice King 1895-1 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC218442  Lomatium parvifolium David Keil 1978-5-14 s.n. San Luis Obispo Along Serrano Canyon near the campus of California Polytechnic State University Comment
  CDA11350  Lomatium parvifolium G. F. Hrusa 1995-4-16 12073 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass Approx. 2.5 m. NW of US 101. immediately beyond Botanical Area. Comment
  OBI27170  Lomatium parvifolium Thomas Burrows 1981-4-9 125 San Luis Obispo Reservoir Cyn 168 Comment
  OBI8862  Lomatium parvifolium Robert F. Hoover 1968-4-20 11065 San Luis Obispo Mesa summit south of Arroyo de la Cruz Comment
  CHSC101740  Lomatium utriculatum Robert F. Thorne; P. Everett 1963-4-18 31487 San Luis Obispo Across from Twisselman Ranch house, ca. 8.2 miles SSE of Cholame. 518 Comment
  OBI82592  Lomatium utriculatum David J. Keil 2016-2-29 33522 San Luis Obispo San Luis Obispo. South Hills Open Space 75 Comment
  UC1123071  Lomatium utriculatum W. A. Peterson 1937-4-2 654 San Luis Obispo 1 1/2 mi. n.-n.w. La Panza Ranch; La Panza Quad. Comment
  OBI42261  Lomatium utriculatum David J. Keil, V. L. Holland 1986-5-26 19591 San Luis Obispo Oak Shores developement on northern shore of Nacimiento Lake Comment
  RSA8436  Lomatium vaginatum I. L. Wiggins 1932-3-20 5790 San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  SBBG107410  Lonicera hispidula C. B. Hardham 1956-6-20 957 San Luis Obispo Tassejara Cyn, Cuesta Grade Comment
  SBBG11851  Lonicera hispidula C. B. Hardham 1960-6-17 6164 San Luis Obispo oak woods near Hearst Castle Comment
  OBI32055  Lonicera hispidula var. vacillans David J. Keil 1981-6-20 14867 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1. Comment
  CDA17579  Lonicera hispidula var. vacillans A. Griffiths 1981-12-13 s.n. San Luis Obispo Montana de Oro State Park; East Hazard Canyon Trail, east loop. 0 Comment
  UC579292  Lonicera involucrata var. ledebourii H. C. Lee 1936-3-16 505 San Luis Obispo s Morro Bay (near mouth of Coon Creek); Port San Luis Quadrangle 60 Comment
  OBI3496  Lotus corniculatus Lynch 1971-5-15 21 San Luis Obispo Cal Poly campus. 20 ft from shore of Drumm lake Comment
  SBBG12031  Lotus corniculatus C. B. Hardham 1959-4-12 4227 San Luis Obispo Pinus radiata woods, Cambria Comment
  OBI26518  Lotus corniculatus Sharon Busch 1979-7-5 2 San Luis Obispo Los Osos; edge of vacant lot on the corner of Los Olivos and So. Bay Blvd Comment
  RSA600816  Lotus grandiflorus L. S. Rose 1936-5-8 36250 San Luis Obispo 7 miles east of Pozo. 518 Comment
  UC1285179  Lotus heermannii R. F. Hoover 1946-8-4 6272 San Luis Obispo ne end Morro Bay Comment
  RSA630240  Lotus humistratus R. S. Woglum 1938-4-23 1575 San Luis Obispo San Joaquin Valley / Outer South Coast Ranges transition: Creston to La Panza. Comment
  POM258658  Lotus procumbens var. procumbens Roxana S. Ferris 1939-5-18 9743 San Luis Obispo About 3 miles east of Templeton on the Creston road. Comment
  UCR246623  Lotus scoparius Beth Waterbury 1983-4-2 037 San Luis Obispo Baywood Park, entrance to Montana de Oro State Park 119 Comment
  UC1602066  Lotus scoparius Mrs. R. W. Summers 1886-5-6 284 San Luis Obispo Comment
  UC1129193  Lotus strigosus P. L. Johannsen 1936-3-22 740 San Luis Obispo 3.75 mi ne San Luis Obispo Quad. 472 Comment
  UC55325  Lotus strigosus J. H. Barber 1899-4-9 San Luis Obispo Paso Robles Comment
  UC57384  Lotus strigosus J. H. Barber 1899-4-9 San Luis Obispo Paso Robles Comment
  OBI37918  Lupinus albifrons David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18574 San Luis Obispo 19.5 mi from Calif rte 1 along San Simeon Creek rd, N of Rocky Butte lookout at locked gate 732 Comment
  OBI43711  Lupinus albifrons Rhonda Riggins 1982-4-28 1373 San Luis Obispo Hi Mountain Road, 4.6 mi NE Arroyo Grande Ranger Station Comment
  CAS-BOT-BC195773  Lupinus albifrons var. albifrons R. F. Hoover 1964-3-14 8647 San Luis Obispo Head of Lopez Canyon Comment
  SD244700  Lupinus albifrons var. albifrons David Keil 1998-6-15 27835 San Luis Obispo Along Santa Rita Creek Road W of Templeton, 2-3 miles W of junction with Vineuard Drive. Comment
  UCR122809  Lupinus albifrons var. collinus George K. Helmkamp, E. A. Helmkamp 1998-5-19 3883 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  SBBG127943  Lupinus arboreus M. A. Elvin, G. M. Greenwald 2013-8-9 7255 San Luis Obispo 3-Pond Valley; Guadalupe-Nipomo Dunes National Wildlife Refuge 17 Comment
  SBBG68991  Lupinus arboreus M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1334654  Lupinus arboreus Austin Griffiths Jr. 1966-7-25 5074 c San Luis Obispo 2 mi s Oceano; s of Oceano 30 Comment
  UC149917  Lupinus arboreus Katharine Brandegee and Ira J. Condit 1911-5 San Luis Obispo Price Canyon San Luis Obispo (San Luis Obispo Hills); , Price Canyon Comment
  UCR26426  Lupinus arboreus A. C. Sanders 1981-5-15 2120 San Luis Obispo Central Coast, Along Hwy 1 north of Guadalupe, near Oso Flaco Lake Rd 23 Comment
  OBI19306  Lupinus arboreus Robert F. Hoover 1946-8-25 6340 San Luis Obispo Oceano Blvd Comment
  UCD106653  Lupinus arboreus Nancy Ryan Zabriskie; Walter Zabriskie 1970-8-19 321 San Luis Obispo San Luis Obispo County: north side of road to Piedras Blancas Lighthouse. Comment
  POM98133  Lupinus arboreus var. arboreus P. A. Munz 1925-3-25 9232 San Luis Obispo Morro. Comment
  RSA232106  Lupinus arboreus var. arboreus C. W. Tilforth, John Dourley 1972-8-24 648 San Luis Obispo North end of bridge over Arroya de la Cruz, Highway 1, 2 miles north of Point Piedras Blancas. Comment
  JEPS87214  Lupinus benthamii Rhonda Riggins 1985-3-23 1499 San Luis Obispo 3.6 mi w Rock Face Ranch (s facing road bank Hwy 166 21.4 mi e jct with US 101); W Rock Face Ranch Comment
  OBI12950  Lupinus benthamii Robert F. Hoover 1950-6-2 7972 San Luis Obispo Agua Escondido camp Comment
  OBI67820  Lupinus benthamii M. Wetherwax & E. L. Painter, J. Wetherwax 2001-4-19 CR- 221 San Luis Obispo Camp Roberts, Above Nacimiento River, on steep cliffs between Tower Rd and Twin bridges. UTMS NAD27 zone 10S 693863E, 3959302N 200 Comment
  CDA11516  Lupinus bicolor G. F. Hrusa 1995-5-28 12302 San Luis Obispo Black Butte Research Natural Area; Ridge immediately SW of Radio Facility 2 (Peak 1). (northernmost) Comment
  OBI54218  Lupinus bicolor George Butterworth 1995-4-30 61 San Luis Obispo Carrizo Plain Natural Area. T31S, R20E, S30, SE qtr. 100 yds N of Painted Rock Ranch 597 Comment
  OBI67024  Lupinus bicolor D. R. Miller 1994-3-26 394 -135 San Luis Obispo Pine Mt Region. Along the upper areas of Tobacco Ridge Rd, Tobacco Crk drainage 823 Comment
  RSA101930  Lupinus bicolor subsp. pipersmithii David B. Dunn, Epling 1946-4-27 2218 San Luis Obispo 6.6 miles south of Cholame on the road south to Annette and Simmleer. 610 Comment
  SBBG17721  Lupinus cervinus R. F. Hoover 1950-5-7 7903 San Luis Obispo Pine Mtn above San Simeon Comment
  OBI43700  Lupinus cervinus Rhonda Riggins, David J. Keil, Richard A. Pimentel, D. R. Miller 1985-4-27 1523 San Luis Obispo Pine Mtn, Santa Lucia Range. Along USFS road 7 mi NNW circle 3 ranch gate Comment
  OBI43695  Lupinus chamissonis Rhonda Riggins 1982-5-1 1382 San Luis Obispo Montana de Oro State Park [on label as Morro Bay State park]. Comment
  SBBG49545  Lupinus concinnus L. W. Edge 1973-4-11 299 San Luis Obispo St Hwy 58 near Shell Crk Comment
  SD244703  Lupinus concinnus David Keil 1998-4-9 26661 San Luis Obispo USFS trailhead aea on Hwy 166 NE of Tepusquet Canyon road. Comment
  POM202775  Lupinus densiflorus var. aureus Marcus E. Jones 1934-4-4 s.n. San Luis Obispo Pismo Beach Comment
  POM11036  Lupinus excubitus var. excubitus R. W. Summers 1882-4-27 s.n. San Luis Obispo Santa Margarita Hills. Comment
  UC1129468  Lupinus formosus var. robustus T. M. Hendrix 1937-4-26 112 San Luis Obispo 3.9 mi ne Highland School; Pozo Quad. Comment
  OBI26412  Lupinus formosus var. robustus David J. Keil 1980-9-21 14227 San Luis Obispo 2 mi NNW of hwy 58 along Creston-O'donovan rd Comment
  RSA388791  Lupinus luteolus D. F. Howe 1977-5-18 s.n. San Luis Obispo N.E. side of Cypress Mt. 274 Comment
  OBI48281  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-9 1151 San Luis Obispo Hi Mtn Rd 8.8 mi NE Lopez Lake Rd Comment
  OBI48391  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-12 1175 San Luis Obispo W side Adelaida-Nacimiento Rd at Almost Spring Ranch Comment
  OBI56810  Lupinus microcarpus var. horizontalis Rhonda Riggins 1978-4-28 1139 San Luis Obispo Wash at base of Crocker Cyn, Hurricane Rd and Co. Rd 285. W side of Temblor range Comment
  RSA0042118  Lupinus microcarpus var. microcarpus LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6407 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  UC615240  Lupinus microcarpus var. microcarpus Beryl O. Schreiber 1935-4-6 1684 San Luis Obispo Cuyama Valley Comment
  UCD108853  Lupinus microcarpus var. microcarpus G. F. Hrusa 1992-3-24 10371 San Luis Obispo San Luis Obispo County: along Highway 46 approximately 6 miles E of Paso Robles. Comment
  CDA27529  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-5 1158 San Luis Obispo Triangle formed by Elkhorn Trail Road (County 285) and ranch road to water tank, 2.3 miles north of Coachoro Camp Road. 0 Comment
  OBI12836  Lupinus microcarpus var. microcarpus Robert F. Hoover 1966-4-2 9800 San Luis Obispo La Panza district, just W of San juan river Comment
  OBI48461  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-12 1177 San Luis Obispo Roadside. Nacimiento Rd, 0.6 mi N Nacimiento Dam Comment
  OBI31606  Lupinus nanus Joy Nishida, Ginger King and Julie Oxford 1982-5-1 362 San Luis Obispo American Cyn, 1.2 mi S of campground, near unlocked gate 506 Comment
  RSA0043080  Lupinus nanus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6395 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  UCD109012  Lupinus nanus G. K. Helmkamp 2004-3-15 8378 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
  OBI51317  Lupinus nanus Jan Barbert 1994-4-17 149 San Luis Obispo San Simeon State Park, coastal terr enar hwy 1 Comment
  UC1392607  Lupinus nanus R. F. Hoover 1969-5-3 11291 San Luis Obispo 4 mi w Nipomo Comment
  UCR159230  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2005-4-22 9386 San Luis Obispo Inner South Coast Ranges, Carrizo Hwy at Mile-19 (Calif. Hwy 58, east of Santa Margarita near Wilson Corner) 470 Comment
  HSC91557  Luzula comosa Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail Comment
  UCSB22688  Luzula subsessilis Burns, Pat 1967-4-22 San Luis Obispo Next to Cambria Graveyard 76 Comment
  OBI26517  Lysimachia arvensis Sharon Busch 1979-7-5 1 San Luis Obispo Shell Beach; Placentia St.; vacant lot #232; edge Comment
  OBI26414  Lythrum californicum David J. Keil 1980-9-21 14228 San Luis Obispo 3.4 mi NNW of jctn with Rte 58 along Creston-O'Donnovan Rd 366 Comment
  OBI36944  Lythrum hyssopifolia Eric Wise 1981-6-26 717 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey border Comment
  OBI65986  Lythrum hyssopifolia Wendy Thackery, Stacey Smith & Paul Corsi 2003-6-30 10 San Luis Obispo Central Coast Comprehensive Wetlands Gis (CCCWGIS). S of Morro Bay on hwy 1. At headwaters of Walters Crk N of hwy 1 208 Comment
  OBI51417  Madia elegans Jan Barber 1993-8-16 95 San Luis Obispo Along hwy 41 approx 2 mi E of Cerro Alto Campgound Comment
  CAS-BOT-BC344303  Madia exigua Clare B. Hardham 1956-6-1 827 San Luis Obispo Santa Lucia Mountains. Adelaida Road Comment
  CDA11477  Madia gracilis G. F. Hrusa 1995-5-28 12248 San Luis Obispo Los Padres NF. Black Butte Research Natural Area, SE base of Peak 3. 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
  OBI15714  Madia radiata Robert F. Hoover 1950-3-31 7772 San Luis Obispo La Panza district Comment
Read comments
Aug 21 2017
  CAS-BOT-BC324540  Madia radiata Ernest C. Twisselmann 1965-3-23 10494 San Luis Obispo Pinole Hills at the head of Bitterwater Creek, Temblor Range and the Western San Joaquin Valley 670 Comment
  OBI15712  Madia radiata Eben McMillan 1952-5-6 111 San Luis Obispo Pinole Spring-6 mi W, 12 mi N of Simmler. Comment
  UCD116397  Malacothamnus fremontii Robbin W. Thorp 1969-6-17 s.n. San Luis Obispo San Luis Obispo County: 5.5 miles northeast of Santa Margarita on road to Creston. Comment
  UC1122015  Malacothamnus jonesii G. T. Nordstrom 1937-5-16 1246 San Luis Obispo 2.1 mi ese Chimney Rock; Adelaida Quadrangle Comment
  UC1122044  Malacothamnus jonesii H. C. Lee 1937-5-20 967 San Luis Obispo 1.5 mi ne Eureka School; Paso Robles Quad. 304 Comment
  CAS-BOT-BC204145  Malacothamnus jonesii R. F. Hoover 1950-5-11 7905 San Luis Obispo Upper Arroyo Grande 6 miles above County Park Comment
  CAS-BOT-BC204168  Malacothamnus jonesii Alice Eastwood 1928-5-17 15146 San Luis Obispo Along new road to Pozo, San Luis Obispo Comment
  CAS-BOT-BC216169  Malacothamnus palmeri R. F. Hoover 1946-6-29 6200 San Luis Obispo Near Cerro Alto Public Camp, betw. Morro Bay and Atascadero, on steep rocky slope Comment
  LA41789  Malacothamnus palmeri Roxana S. Ferris; 1939-6-18 9791 San Luis Obispo San Lucia Mountains, summit road along S fork of Las Tablas Creek on Klau-Cambria rd, just below the summit 670 Comment
  CAS-BOT-BC345352  Malacothrix californica Roxana S. Ferris 1929-4-15 7621 San Luis Obispo Between Guadalupe and Callender Comment
  CAS-BOT-BC345433  Malacothrix clevelandii Clare B. Hardham 1958-5-28 3422 San Luis Obispo Santa Lucia Mountains. Intersection of North Road to Adelaida and Nacimiento Dam Road Comment
  RSA128216  Malacothrix clevelandii Clare B. Hardham 1958-5-28 3422 San Luis Obispo Santa Lucia Mountains: Intersection of North Road to Adelaida and Nacimiento Dam Road Comment
  UC1276298  Malacothrix clevelandii R. F. Hoover 1950-5-6 7882 San Luis Obispo Upper Navajo Creek La Panza Range, Upper Navajo Creek Comment
  CAS-BOT-BC347330  Malacothrix coulteri Alice Eastwood 1926-5-5 13884 San Luis Obispo Cholame Comment
  JEPS35309  Malacothrix floccifera R. F. Hoover 1952-5-11 8190 San Luis Obispo e side La Panza Range; , Navajo Creek District 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
  CAS-BOT-BC347797  Malacothrix glabrata R. F. Hoover 1965-4-3 9338 San Luis Obispo Shell Creek, hill west of Comment
  RSA165641  Malacothrix phaeocarpa Clare B. Hardham 1959-6-10 4810 San Luis Obispo Santa Lucia Mountains; Santa Barbara Road, Atascadero Comment
  UC1872976  Malosma laurina David Keil 2001-7-5 29636 San Luis Obispo Arroyo Grande area. Ca. 0.5 mi off Lopez Drive on Hondanada Road. Comment
  OBI28531  Malva nicaeensis John Jackman & Julie Truesdale, Julie Truesdale 1980-1 55 San Luis Obispo MacGillivary Ranch, Adelaida, next to the airstrip Comment
  RSA615699  Malva nicaeensis Louis C. Wheeler 1968-6-20 s.n. San Luis Obispo Cambria. Comment
  UC454921  Malva parviflora I. J. Condit June, 1908 San Luis Obispo San Luis Obispo Comment
  UCR115118  Malva parviflora Austin P. Griffiths 1987-3-17 18068 San Luis Obispo Oceano Comment
  OBI80858  Malva pseudolavatera David J. Keil 1992-1 22924 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI44935  Malva pseudolavatera David J. Keil 1984-7-20 18315 San Luis Obispo Just N of Santa Maria river along hwy 1 Comment
  CAS-BOT-BC8181  Malvastrum gracile Alice Eastwood 1927-7-30 14996 San Luis Obispo on road from Arroya Grande to Huasna Comment
  OBI17744  Marah fabacea Dave Imper 1977-2-24 47 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  UC1122845  Marah fabacea N. K. Carlson 1936-3-18 140 San Luis Obispo 0.6 mi ssw Picacho (Plot #2); Arroyo Grande Quadrangle Comment
  UCR130719  Marah fabacea George K. Helmkamp, E. A. Helmkamp 1999-5-22 4900 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  RSA0035008  Marrubium vulgare W. M. Arbaugh 1968-5-10 176 San Luis Obispo Near Cal Poly, Grand Street. Comment
  SEINET6190210  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
  UCR140469  Matricaria matricarioides George K. Helmkamp 2004-3-13 8347 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  OBI62651  Matricaria occidentalis George Butterworth 2003-4-21 496 San Luis Obispo Carrizo Plain Natl Monument. Along Panorama Rd 2 mi N of Soda Lake rd Comment
  UC1392940  Matricaria occidentalis R. F. Hoover 1968-4-17 11059 San Luis Obispo Carrizo Plain, w side of Soda Lake Soda Lake Comment
  CAS-BOT-BC385747  Meconella oregana Clare B. Hardham 1956-4-13 400 San Luis Obispo Santa Lucia Mountains: Santa Rita, edge of road Comment
  OBI59590  Medicago minima David J. Keil, with V. L. Holland 1999-4-27 28258 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  CDA20535  Medicago truncatula G. Butterworth 2005-4-27 s.n. San Luis Obispo South Coast Ranges; Chimineas Ranch. 762 Comment
  OBI59067  Melica californica David J. Keil 1998-4-14 26720 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  OBI32468  Melica californica Rhonda Riggins 1982-5-14 1399 San Luis Obispo Los Padres National Forest. San jose Avenales Rd 1.9 mi SE Avenales Guard Station, 1.3 mi NW Agua Escondido Rd Comment
  CAS-BOT-BC281687  Melica imperfecta Clare B. Hardham 1957-5-6 1834 San Luis Obispo Santa Lucia Mts. 0.75 mile SE of Atascadero Lake Comment
  CDA11378  Melica imperfecta G. F. Hrusa 1995-4-15 12098 San Luis Obispo La Panza Range; Perennial, within lightly shaded understory of woodland dominated by Pinus sabiniana, Quercus agrifolia, and Q. douglasii, with many chaparral shrubs. Approx 1 m. S of Queen Bee Camp, 1 m. S of La Panza Summit on La Panza Rd. Common here. Comment
  OBI58405  Melica imperfecta G. F. Hrusa 1993-5-2 11100 San Luis Obispo Black Butte Research Natural Area; W face of main ridge, approx 1/2 mi N of Mt. Lowe 600 Comment
  RSA0039781  Melica imperfecta LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6399 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
  RSA586370  Melica imperfecta F. L. Johnson, E. A. Young 1993-5-23 ROBO 484 San Luis Obispo Boyscout Road by Nacimiento River, Camp Roberts. Comment
  SBBG96713  Melica torreyana D. A. Young, S. Junak, T. Ayers 1989-4-27 1973 San Luis Obispo near the E end of the Cuesta Botanical area (Chaparral Rd), below TV antennas Comment
  CDA40727  Mentha canadensis L. Julian, Jason Dart 2000-11-7 39 San Luis Obispo Santa Margarita. Santa Margarita Ranch off of Pozo Road next to five mile bridge. In Rinconada creek. Comment
  OBI12498  Mentzelia pectinata Robert F. Hoover 1950-4-2 7804 San Luis Obispo Crocker Grade, Temblor Range Comment
  SBBG43656  Mesembryanthemum nodiflorum L. W. Edge 1971-10-7 San Luis Obispo Morro Bay State Park Comment
  OBI64410  Micranthes californica David J. Keil 2001-3-28 29203 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  LA83735  Micranthes californica O. H. Kappler; 1951-3-30 San Luis Obispo Along Hiway 166. Above Cuyama River. Narrow place in canyon 548 Comment
  OBI28259  Micropus californicus var. californicus Spasbo/Krystoff 1982-4-18 16 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  CAS-BOT-BC348713  Microseris bigelovii Kenton L. Chambers 1956-6-29 1051 San Luis Obispo 0.3 mi. n. of the mouth of Santa Rosa Creek; Hwy. 1 just n. of Cambria Comment
  OBI80373  Microseris douglasii David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  CAS-BOT-BC348908  Microseris douglasii subsp. douglasii Ernest C. Twisselmann 1954-4-29 1122 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon 655 Comment
  CAS-BOT-BC348998  Microseris douglasii subsp. douglasii R. F. Hoover 1947-3-30 6854 San Luis Obispo 1 mi. s. of Simmler, Carrizo Plain Comment
  OBI77703  Microseris douglasii subsp. tenella David J. Keil 1998-5-18 27286 San Luis Obispo E of Cayucos along Old Creek Rd., 2.8 mi. from junction with californica. Rte. 1, about 500 ft. E of Whale Rock Reservoir. Comment
  CAS-BOT-BC349134  Microseris douglasii subsp. tenella Alice Eastwood; John Thomas Howell 1936-5-6 2225 San Luis Obispo East of Morro on road to San Luis Obispo Comment
  OBI31439  Microsteris gracilis Joy Nishida, Julie Oxford 1982-4-16 309 San Luis Obispo 1.2 miles south of American Canyon CAmpground on a rock outcrop of decaying shale. Drainage immediately to side of outcrop. 506 Comment
  OBI51745  Mimulus aurantiacus R. Mike Arens 1994-4-30 58 San Luis Obispo Calif Polytechnic State University campus. In Poly Cyn near Botanical Garden foot bridge 152 Comment
  UCR131933  Mimulus aurantiacus George K. Helmkamp 2003-8-18 8091 San Luis Obispo Central Coast, S of Arroyo Grande; along Mesa View Dr., 0.4 mi south of the junction of Cienaga and Valley View Rd. 30 Comment
  UCD122210  Mimulus aurantiacus Austin P. Griffiths; Joe R. Walker 1982-5-5 s.n. San Luis Obispo San Luis Obispo County: N of Maidenform Flats. Comment
  OBI31164  Mimulus aurantiacus var. aurantiacus Julie M. Vanderwier 1978-5-11 15 San Luis Obispo Indian Knob Tar Sands Comment
  UC1063588  Mimulus aurantiacus var. aurantiacus F. H. Raymond 1930-11-29 127 San Luis Obispo Los Berros Canyon Nipomo Quadrangle 228 Comment
  OBI29575  Mimulus aurantiacus var. aurantiacus Melissa Luckow 1981-6-25 690 San Luis Obispo N of San Simeon Beach Comment
  OBI3862  Mimulus aurantiacus var. aurantiacus Patricia Wiese 1971-5-31 71 San Luis Obispo 2 mi NW of Cuesta Pass 762 Comment
  OBI32241  Mimulus aurantiacus var. grandiflorus David J. Keil 1981-6-20 14912 San Luis Obispo N of San Simeon along thechannel and banks of Arroyo de la Cruz E of hwy 1 Comment
  UC1063578  Mimulus aurantiacus var. pubescens W. A. Peterson 1937-5-10 828 San Luis Obispo 1/2 mi se of mouth Placer Creek; La Panza Quadrangle Comment
  RSA161686  Mimulus aurantiacus var. pubescens Verne Grant, Karen Grant 1963-6-8 63 -12 San Luis Obispo Growing on rocky cliffs in upper part of chaparral zone in La Panza range Comment
  SBBG7008  Mimulus guttatus C. B. Hardham 1957-5-30 2085 San Luis Obispo road to Camp Natoma Comment
  UCR131903  Mimulus guttatus George K. Helmkamp 2003-10-8 8194 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  JEPS23836  Mimulus latidens Clare B. Hardham 1957-5-10 1900 San Luis Obispo 1.5 mi w Templeton (York Mountain road) Comment
  UC26910  Mimulus pilosus L. Jared 1822-3-4 San Luis Obispo South Coast Ranges Comment
  OBI19551  Minuartia californica Eben McMillan 1952-3-23 17 San Luis Obispo Navajo ridge Red HIll 1mi E 2 mi S Cammatta Ranch Comment
  OBI25041  Minuartia douglasii David J. Keil, Dirk Walters 1980-4-26 13904 San Luis Obispo Along Town Crk near Lime Mtn, W of Paso Robles Comment
  SBBG113873  Minuartia douglasii C. B. Hardham 1956-4-26 532 San Luis Obispo headdwaters of Cienega Crk Comment
  CAS-BOT-BC388805  Minuartia douglasii Alice Eastwood 1927-4-9 14379 San Luis Obispo Atascadero road 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
  JEPS108374  Mirabilis laevis var. crassifolia David Gowen 2005-4-17 249 San Luis Obispo Elkhorn Road (dirt). Climbing over rocks at crest of lower hill on N side of dirt side road (which reaches summit?). Comment
  OBI80857  Modiola caroliniana David J. Keil 1992-1 22925 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI64801  Monardella breweri George Butterworth 2005-5-17 601 San Luis Obispo Chimineas. NW of Deadman, 772812 x 3897773 742 Comment
  CAS-BOT-BC219860  Monardella breweri subsp. breweri R. F. Hoover 1950-6-2 7957 San Luis Obispo Near summit between head of Salinas R. & Stoney [Stony] Creek Comment
  OBI13645  Monardella breweri subsp. breweri Robert F. Hoover 1947-5-30 7227 San Luis Obispo Huasna River just below confluence of Arroyo Seco Comment
  OBI62539  Monardella breweri subsp. breweri Bernard Miossi 1939-7-10 122 San Luis Obispo Calf-cyn along Calf cyn rd, 1 mi NE of Morano Crk Comment
  RSA43012  Monardella crispa Robert F. Hoover 1947-7-10 7291 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe Arroyo Grande Rd. Comment
  HSC95516  Monardella palmeri James D. Jokerst, J. F. Sorenson 1987-6-2 2907 San Luis Obispo S of Pozo Rd., 8.6 mi. ESE of jct. with Estrada Rd., 0.5-0.75 mi. W of Rinconada Mine turnoff Comment
  OBI53213  Monardella palmeri Steven A. Junak 1990-7-26 4424 San Luis Obispo Los Padres National Forest. Santa Lucia Mts: N slope of W Cuesta Ridge in Cuesta Ridge Botanical area ca. 0.4 mi NW of Peak 2478, at SW end of mine excavation alongabandoned mine road which intersects W Cuesta Ridge Rd ca. 4.0 mi W of hwy 101 Comment
  UC570448  Monardella undulata subsp. crispa William S. Cooper 1933-8-20 33 -124 San Luis Obispo Callender Comment
  CAS-BOT-BC220303  Monardella undulata subsp. undulata Rimo Bacigalupi; G. T. Robbins; Keith Harrison 1955-5-16 5150 San Luis Obispo 5.7 miles south of Oceano, just south of Black Lake Canyon 400 Comment
  OBI45968  Monardella undulata subsp. undulata Clifton F. Smith 1957-10-10 5639 San Luis Obispo Dune Lakes, S of Oceano 1000 Comment
  SBBG18478  Monardella undulata subsp. undulata E. R. Chandler 1962-7-20 898 San Luis Obispo near St Hwy 1, ca. 7 mi S of Arroyo Grande 100 Comment
  CAS-BOT-BC213903  Monardella undulata var. frutescens R. F. Hoover 1947-7-10 7289 San Luis Obispo North edge of Santa Maria Valley on Guadalupe-Arroyo Grande road Comment
  UC1124614  Monardella villosa subsp. obispoensis B. Bolt 1936-1-15 548 San Luis Obispo Cuesta Pass Santa Barbara National Forest, San Luis Obispo Quadrangle Comment
  CAS-BOT-BC214159  Monardella villosa subsp. obispoensis R. F. Hoover 1946-6-23 6186 San Luis Obispo Near summit at head of Carpenter Canyon, N. of Arroyo Grande Comment
  UCSB57235  Monardella villosa subsp. obispoensis Penkala, B.; Ryan, P. 1987-7-1 San Luis Obispo Along private dirt road; about 2 miles from Reservoir Road; 1 mile north of San Luis Obispo off Hwy. 101 243 Comment
  SBBG85388  Monardella villosa var. obispoensis C. B. Hardham 1962-6-22 10348 San Luis Obispo W of Cantinas Crk along the Nacimiento Comment
  OBI65064  Monolepis nuttalliana Greg Wilvert 2005-4-17 285 San Luis Obispo SE Half of the Caliente Range. 400 m S of Quail Spring Reservoir Comment
  SD231031  Monolopia congdonii James R. Shevock, Jack Zaninovich 1983-3-30 10213 San Luis Obispo South Coast Ranges. Carrizo Plain, San Andreas Rift Zone, east side of Plain, 12.8 miles norhtwest from California highway 33/166 800 Comment
  CAS-BOT-BC349544  Monolopia lanceolata R. F. Hoover 1967-3-27 10280 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  OBI18698  Monolopia lanceolata Robert F. Hoover 1967-4-9 10392 San Luis Obispo Carrizo Plain S of Soda Lake Comment
  OBI66954  Monolopia lanceolata David J. Keil, with Kathleen A. Keil 2001-4-20 29359 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
  SD71149  Monolopia lanceolata R. F. Hoover 1950-4-2 7783 San Luis Obispo West branch of Fernandez Creek, just above La Panza-Creston Road. Comment
  UC1484364  Monolopia lanceolata Dale E. Johnson with J. E. Eckenwalder 1974-4-20 84 San Luis Obispo 11.7 km (7.3 mi) nw of border of Kern County on road n Twisselman Lake to Cholame (Cholame Valley Road) (0.8 km (0.5 mi) se of Highway 41 (Cholame-Kettleman City Road)) Comment
  SBBG61187  Monolopia stricta C. B. Hardham 1962-4-13 8982 San Luis Obispo SW end of Carissa Plains Comment
  CAS-BOT-BC349688  Monolopia stricta R. F. Hoover 1952-4-1 8063 San Luis Obispo Soda Lake, Carrizo Plain Comment
  UC1135949  Morella californica H. C. Lee 1936-3-17 513 San Luis Obispo Black Lake, Arroyo Grande 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
  SDSU20259  Mucronea californica Michael G. Simpson 2012-6-10 3702 San Luis Obispo Dunes east of Morro Bay State Park, along, ca. 600 feet due west of corner of south end of Inyo Street on foot path, then ca. 400 feet north and ca. 850 feet west. 10 Comment
  CAS-BOT-BC109060  Mucronea californica Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes Ranch. Comment
  CDA15189  Mucronea perfoliata G. F. Hrusa 1998-4-27 14297 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Swain Pasture; W side of N end of pasture approx. 1/2 mi. W of Soda Lake Rd. Comment
  SBBG109904  Mucronea perfoliata C. B. Hardham 1962-5-10 10089 San Luis Obispo jct of Shell Crk and Camatta Rd, E of Creston Comment
  CAS-BOT-BC415986  Mucronea perfoliata James L. Reveal; C. Rose Broome 1987-6-17 6477 San Luis Obispo at the junction of the roads E of Navajo Campground, north of La Panza and south of California HIghway 58, along Navajo Creek; about 5 airline miles NNE of Pozo 591 Comment
  RSA139887  Mucronea perfoliata Clare B. Hardham 1960-5-21 5848 San Luis Obispo Black Mountain, Highland District Comment
  OBI55341  Myosurus minimus var. apus David J. Keil 1998-4-30 27002 San Luis Obispo Carrizo Plain. Drying vernal pool at NE corner of intersection of Belmont Trail and Soda Lake Road (35 deg. 18.497' N x 119 deg. 59.275') 591 Comment
  SD71128  Myosurus minimus var. apus R. F. Hoover 1947-3-30 6853 San Luis Obispo 1 mile south of Simmler, Carrizo Plain, in depressiona of the alkaline plain Comment
  UC1190017  Myrica californica John H. Thomas 1959-3-20 7559 San Luis Obispo ca. 17 mi. s. San Luis Obispo (Oso Flaco Lake); Oso Flaco Lake 7 Comment
  OBI1198  Myriopteris covillei R. F. Hoover 1947-1-5 6584 San Luis Obispo Pine Mt. of La Panza Range Comment
  OBI80072  Najas guadalupensis David J. Keil 2000-5-26 28745 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  CAS-BOT-BC259998  Nassella lepida Clare B. Hardham 1969-5-28 17195 San Luis Obispo NE slopes of Red Mountain, San Simeon Creek Comment
  RSA718824  Nassella lepida Michael Honer 2002-4-27 1620 San Luis Obispo South Santa Lucia Mtns; along Hwy 41, appx. 7mi. NE of Morro Bay. 300 Comment
  SBBG40278  Nassella lepida R. F. Hoover 1969-6-23 11389 San Luis Obispo ridge NW of Cuesta Pass Comment
  UC1133164  Nassella lepida E. Armstrong 1934-4-1 1146 San Luis Obispo 6 mi w Pozo; Pozo Quadrangle Comment
  RSA163787  Nassella lepida Clare B. Hardham 1958-5-17 3350 San Luis Obispo Chimney Rock, N road to Adelaida Chaparral. Comment
  CAS-BOT-BC260206  Nassella pulchra Roxana S. Ferris 1929-4-16 7673 San Luis Obispo 8 miles N of Cayucos Comment
  CAS-BOT-BC260219  Nassella pulchra David D. Keck 1933-5-3 2114 San Luis Obispo 5 miles NE of Estrella on road to Parkfield, Inner South Coast Ranges, northern part of county Comment
  RSA791416  Nasturtium gambelii Mark Elvin, Ronnie Glick, Ben Wagner, Erin Shapiro 2010-7-29 6451 San Luis Obispo Central Coast: Oso Flaco Lake, Guadalupe Dunes, west side of lake, 5 meters south of causeway 3 Comment
  CDA21185  Nasturtium officinale S. Vongsackda 2007-5-22 PDR 1366930 San Luis Obispo South Coast Ranges; Villa Creek, 1.7 mi E of Hwy 1. 0 Comment
  SBBG117797  Nasturtium officinale E. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR 84 San Luis Obispo Nacimiento River floodplain, upstream from Twin Bridges; Camp Roberts 180 Comment
  SD240947  Nasturtium officinale Mark A. Elvin, Erin Shapiro 2010-7-29 6470 San Luis Obispo Central Coast: Santa Maria River Valley, Guadalupe Dunes, SE edge of Oso Flaco Lake, 50 meters NE of agricultural ditch (Oceano 7.5'Q) 2 Comment
  UCR216939  Nasturtium officinale Mark A. Elvin, Joanna Iwanicha 2009-6-30 6375 San Luis Obispo Central Coast, lower reaches of Oso Flaco Creek, just behind beach 5 Comment
  OBI53063  Navarretia atractyloides David J. Keil 1995-5-23 25204 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  OBI69449  Navarretia atractyloides David Keil, V. L. Holland 2008-6-12 30551 San Luis Obispo Ca. 2 miles east of Santa Margarita, ca. 0.5 road mile south of junction with Highway 58 along Digger Pine Road. Comment
  SBBG118279  Navarretia atractyloides M. Widdowson 2001-4-24 San Luis Obispo LCTA plot 134. Range Y; Camp Roberts; T24N, R4E, NE1/4 of NE 1/4 of S12 198 Comment
  UCSB57205  Navarretia atractyloides Ryan, P.; Penkala, B. 1987-6-25 San Luis Obispo On west side of Hwy. 227; 75 meters north of jct. with Buck Ridge Ln., Arroyo Grande 121 Comment
  UC1392769  Navarretia hamata subsp. parviloba R. F. Hoover 1969-7-18 11485 San Luis Obispo Price Canyon Comment
  RSA140101  Navarretia jaredii Clare B. Hardham 1959-5-6 4420 San Luis Obispo Between Bee Rock and the Nacimiento Comment
  OBI49918  Navarretia mitracarpa David J. Keil, Mary Coffeen, Cathy Rose & Corky Matthews 1984-5-5 18228 San Luis Obispo Amer Cyn area in La Panza Mts Comment
  CAS-BOT-BC410999  Nemacladus gracilis Ernest C. Twisselmann 1955-5-18 2000 San Luis Obispo Temblor Range and Western San Joaquin Valley. San Juan River Valley, 8.6 miles S of Shandon 426 Comment
  UCSB17831  Nemacladus secundiflorus Hardham, Clare 1962-5-10 San Luis Obispo Intersection Shell Creek and Cammatta Rd. east of Creston Comment
  SEINET10460995  Nemacladus secundiflorus Rimo Bacigalupi, Guy T. Robbins 1954-5-12 Bacigalupi 4452 San Luis Obispo Flood plain of East Fork Huerhuero Creek at crossing of road 1.1 miles south of Geneseo School, 3 miles north of Creston 305 Comment
  SEINET10873446  Nemacladus secundiflorus Hardham 1960-5-12 HARDHAM 5677 San Luis Obispo 1 mile west of Bee Rock Comment
  UC2027001  Nemophila menziesii Greg Wilvert 2005-3-24 34 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1.6km NNW of Wells Canyon 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
  UCSB37485  Nemophila menziesii Millett, Barbara 1979-4-13 San Luis Obispo 2 mi. east of Hwy. 101 on E. Cuesta Ridge Rd. 609 Comment
  RSA696598  Nemophila menziesii var. menziesii D. M. McF 1953-2-20 s.n. San Luis Obispo Huazana [Husna] District. Arroyo Grande. 305 Comment
  OBI58190  Nemophila pulchella var. fremontii David J. Keil 1998-4-9 26623 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  UC1392923  Nicotiana acuminata var. multiflora R. F. Hoover 1969-7-12 11442 San Luis Obispo bed of Salinas River (at Paso Robles); Paso Robles Comment
  OBI60715  Nicotiana quadrivalvis Ann Cochran 1986-7-26 35 San Luis Obispo Area around fire station. 579 Comment
  CAS-BOT-BC400107  Nuphar polysepala Carl B. Wolf 1929-4-15 3583 San Luis Obispo 5 mi. So. of Oceano, along S. P. R. R. 30 Comment
  OBI32656  Nuttallanthus texanus David J. Keil 1982-5-2 15897 San Luis Obispo Ca 1 mi W of jctn of Huerhuero rd with calif Rte 58 and S on dirt rd Comment
  UC26815  Nuttallanthus texanus Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  UC1128071  Oemleria cerasiformis H. C. Lee 1937-4-11 823 San Luis Obispo 2.5 mi sw Templeton; Paso Robles Quad. 259 Comment
  CAS-BOT-BC140417  Oemleria cerasiformis Ira L. Wiggins 1929-4-13 3459 San Luis Obispo North end of Cuesta Grade Comment
  CAS-BOT-BC167019  Oenothera californica R. F. Hoover 1947-4-26 7100 San Luis Obispo 6 mi. e. of Creston on La Panza Road Comment
  CHSC75499  Ononis alopecuroides G. Perez 1998-7-9 San Luis Obispo Colony covering approx. 0.1 ha. in 0.4 ha. partially irrigated apsture at 9975 Temettate Dr, off of Suey Creek Rd. approx. 15 mi. E of Santa Maria/ Nipomo. 375 Comment
  UC1125586  Orobanche fasciculata T. M. Hendrix 1937-5-26 225 San Luis Obispo 1 mile NNE of Navajo. Pozo 7.5' Quad. Comment
  CAS-BOT-BC500161  Orobanche fasciculata Mrs. R. W. Summers 1896-4-11 s.n. San Luis Obispo La Pansa Comment
  UC572331  Orobanche uniflora subsp. occidentalis W. A. Peterson 1937-4-30 783 San Luis Obispo Anderson Canyon. Lan Panza 7.5' Quad. Comment
  CAS-BOT-BC500316  Orobanche uniflora subsp. occidentalis Clare B. Hardham 1956-4-18 436 San Luis Obispo Santa ucia Mountains: Hills SE of Chimney Rock Comment
  SEINET12270218  Orthocarpus purpurascens E. A. Purer 1933-1 5094 San Luis Obispo NW of Guadalupe Comment
  UCR57988  Osteospermum fruticosum George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Toro Creek Canyon Road, east of Hwy 101, just south of Cayucos 122 Comment
  UCR91815  Oxalis corniculata George K. Helmkamp 1996-5-24 1042 San Luis Obispo Central Coast, Los Osos, along trail to quarry, 0.6 mile east of South Bay Blvd. 95 Comment
  UCR122637  Oxalis corniculata subsp. pilosa George K. Helmkamp, E. A. Helmkamp 1998-5-19 3873 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 Comment
  OBI15526  Packera breweri Eben McMillan 1952-5-2 96 San Luis Obispo Choice Valley 1 mi S, 8 mi E Shandon Comment
  CHSC53277  Paeonia californica L. P. Janeway; Jean Witzman, Laurie Archambault, Steve Webster 1989-3-24 3181 San Luis Obispo Along the Creston Rd (hwy 229) ca 1 1/2 mi N of Calf Cyn Rd (hwy 58). +-openings in chamise chaparral. 464 Comment
  OBI27302  Paeonia californica Robert L. Allen, Nancy E. Arnold 1981-5-17 314 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  UC454454  Paeonia californica I. J. Condit 1907-12-22 San Luis Obispo San Luis Mt. San Luis Obispo Comment
  CAS-BOT-BC121265  Paeonia californica D. E. Breedlove 1962-3-29 2025 San Luis Obispo North city limits of Atascadero 304 Comment
  CAS-BOT-BC121286  Paeonia californica Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita, Eldorado School. Comment
  RSA586372  Paeonia californica M. D. Proctor, E. A. Young 1993-3-17 ROB 0180 San Luis Obispo 2 km SE of Twin Bridges on Boyscout Road. Comment
  UC1146324  Panicum acuminatum var. acuminatum R. F. Hoover 1965-5-22 9407 San Luis Obispo among pines n Cambria; n of Cambria Comment
  OBI11701  Papaver californicum Robert F. Hoover 1951-4-15 8040 San Luis Obispo Stoney Crk, tributary of Huasna River Comment
  CAS-BOT-BC422840  Papaver hybridum Ernest C. Twisselmann 1962-4-29 7027 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley Hills: hill just east of Sinsheimer Flat 624 Comment
  OBI69509  Papaver somniferum David J. Keil 2008-5-29 30526 San Luis Obispo Prefumo Canyon Road next to Prefumo Canyon Creek, adjacent to walking trail, just east of trailhead parking lot. 35 deg. 15'43.55"N x 120 deg. 42'40.90"W. 61 Comment
  SBBG95536  Parietaria hespera var. hespera D. Keil 1983-4-23 16932 San Luis Obispo vicinity of Arroyo de la Cruz, N of the Arroyo and W of Hwy 1 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
  OBI25009  Pectocarya pusilla David J. Keil, Dirk Walters 1980-4-26 13885 San Luis Obispo Along Town Crk near Lime Mtn, W of Paso Robles Comment
  UCR266164  Pedicularis densiflora Al Lindholm 1971-4-8 141 San Luis Obispo Fitzhugh property, 6 mi N of Cayucos, 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks 460 Comment
  SBBG34891  Pedicularis densiflora Mrs. R. W. Summers -May-1889 San Luis Obispo by a spring, hill near San Luis Obispo Comment
  UCSB47159  Pedicularis densiflora Arthur, R. 1979-4-13 San Luis Obispo 2 miles up East Cuesta Ridge Rd. 609 Comment
  JEPS86711  Pelargonium grossularioides L. R. Heckard with Jim Hickman et al. 1987-4-12 6657 San Luis Obispo 0.8 mi n San Carpoforo Creek (along CA Hwy 1, 80 m above ocean) Comment
  CAS-BOT-BC69242  Pellaea andromedifolia Ernest C. Twisselmann 1956-11-7 3228 San Luis Obispo Santa Lucia Range: Cypress Mountain 594 Comment
  OBI51179  Pennisetum clandestinum Jan Barber 1993-8-5 51 San Luis Obispo San Simeon State Park Comment
  OBI2573  Pennisetum setaceum Larry E. Brown 1971-6-19 2044 San Luis Obispo Along Madonna Rd in San Luis Obispo Comment
  CAS-BOT-BC265740  Pennisetum villosum R. F. Hoover 1947-8-20 7390 San Luis Obispo San Luis Obispo, along streets and in vacant lots Comment
  OBI2550  Pennisetum villosum Larry E. Brown 1970-3-27 1759 San Luis Obispo Downtown San Luis Obispo Comment
  SEINET4681666  Penstemon cordifolius Barbara Ertter 1989-6-10 8570 San Luis Obispo E side Black Mt about 20 air miles ENE of San Luis Obispo, edge of chaparral/ forest on N-facing slope, head of McGinnis Creek above Navajo Campground.; 0 Comment
  UC690315  Penstemon heterophyllus var. heterophyllus H. M. Hall 1931-6-9 13155 San Luis Obispo on road to Cambria 2.4 mi w Templeton; South Coast Ranges, w of Templeton Comment
  OBI56401  Pentachaeta alsinoides David J. Keil, with V. L. Holland 1999-4-27 28257 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  UCSB13110  Pentachaeta exilis subsp. aeolica Hardham, Clare 1960-3-26 San Luis Obispo North of Bee Rock Comment
  RSA770185  Pentachaeta fragilis David J. Keil, Rhonda Riggins, Karl Striby 1998-5-22 27392 San Luis Obispo Caliente Range. Along Caliente Ridge Road between wildlife guzzler and Caliente peak. 1280 Comment
  UC1285363  Pentachaeta fragilis R. F. Hoover 1952-5-24 8216 San Luis Obispo along ridge west of peak; Caliente Mt. Comment
  RSA0066059  Pentagramma triangularis Gale Sphon 1959-6-6 357 San Luis Obispo La Panza Campground, Los Padres National Forest. Comment
  CAS-BOT-BC211257  Perideridia Clare B. Hardham 1963-7-3 10904 San Luis Obispo Santa Lucia Mountains. Waterdog Creek 609 Comment
  UC771673  Perideridia gairdneri subsp. gairdneri R. F. Hoover 1946-9-22 6447 San Luis Obispo Cambria Comment
  SBBG6888  Peritoma arborea C. F. Smith 1964-6-4 8445 San Luis Obispo Hwy 166, opposite entrance to Spanish Ranch in lower Cuyama Valley Comment
  OBI28713  Peritoma arborea Robert J. Rodin 1965-3-28 7123 San Luis Obispo Crocker springs Canyon on Eastern bounday of San Luis Obispo county Comment
  CAS-BOT-BC73703  Peritoma arborea var. globosa R. F. Hoover 1952-4-8 8094 San Luis Obispo West base of Temblor Range near McKittrick Road. Comment
  OBI31701  Persicaria amphibia Turnquist, Smeltzer 1982-5-22 152 San Luis Obispo Laguna Lake Park in vicinity of the boat launching facilities Comment
  CAS-BOT-BC419075  Persicaria lapathifolia R. F. Hoover 1966-9-16 10028 San Luis Obispo Santa Margarita Creek 2 mi. n. of Santa Margarita Comment
  OBI36826  Persicaria punctata Eric Wise 1981-9-29 1275 San Luis Obispo Oso Flaco Lake Comment
  SBBG95317  Petunia parviflora E. Wise 1981-9-1 1072 San Luis Obispo Turri Rd, 2.4 mi W of Los Osos Comment
  SBBG107028  Phacelia C. B. Hardham 1959-4-12 4222 San Luis Obispo Cambria pine woods Comment
  RSA659111  Phacelia cicutaria var. hispida David J. Keil, R. Riggins 1987-5-11 20148 San Luis Obispo Cuest Ridge east, ca. 5.8 miles from junction with US 101 along Cuesta Ridge Road, 1.2 miles southeast of Lopez Trailhead. 732 Comment
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Jul 24 2013
  UCD40580  Phacelia cicutaria var. hispida Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-3-27 1545 San Luis Obispo San Luis Obispo County: Along Hwy 166, about 18 road miles east of the intersection with Hwy 101 at Santa Maria, south side of hwy. 487 Comment
  UC1285308  Phacelia cicutaria var. hispida R. F. Hoover 1950-6-2 7963 San Luis Obispo (tributary od Huasna R.) Stoney Creek Comment
  UCR97539  Phacelia ciliata George K. Helmkamp, E. A. Helmkamp 1997-3-8 1408 San Luis Obispo Inner Coast Range, Carrizo Plain; 30.1 mi. NW of Calif. Hwy 166 on Soda Lake Rd., at San Diego Creek Rd near edge of Soda Lake 610 Comment
  UCSB5358  Phacelia ciliata Robbins, G.; Bacigalupi, Rimo 1952-4-20 San Luis Obispo Southernmost end of Carrizo Plain, just before descent into Cuyama Valley, and about 4 miles from the Kern County line 868 Comment
  UC1069298  Phacelia ciliata var. ciliata A. Lewis 1932-3-7 44 San Luis Obispo San Miguel San Miguel Quadrangle 243 Comment
  OBI58193  Phacelia distans David J. Keil 1998-4-9 26648 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  RSA150743  Phacelia distans Clare B. Hardham 1962-4-13 8983 San Luis Obispo South end Carissa Plains, hills on western side Comment
  UC107373  Phacelia distans T. S. Brandegee July 1888 San Luis Obispo San Simeon Comment
  UCD120410  Phacelia distans G. F. Hrusa 1995-5-28 12276 San Luis Obispo San Luis Obispo County: Below Peak 1 radio facility. Black Butte Research Natural Area. 625 Comment
  OBI23893  Phacelia distans Janice M. Toyoshima 1979-4-21 A 4 -21 San Luis Obispo Adj to roadcut that intersects E boundary of Morro Bay state park Comment
  SEINET3121758 Image available Phacelia distans John Thomas Howell, Alice Eastwood 1938-6-14 5939 San Luis Obispo Serrano Canyon Comment
  SEINET5760578  Phacelia distans G. B. Grant 958 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC183571  Phacelia douglasii James R. Shevock; Jack Zaninovich 1983-3-30 10220 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 16.3 miles northwest from California highway 33/166 300 Comment
  RSA426107  Phacelia douglasii Paul C. Silva 1947-3-30 1209 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley. Comment
  RSA659215  Phacelia douglasii David J. Keil 1985-3-31 18520 San Luis Obispo Along Highway 58 about 100 meters east of junction with Huerhuero Road. Comment
  RSA0020351  Phacelia egena Greg Wilvert 2005-4-30 365 San Luis Obispo Southeast half of the Caliente Range. 0.8 km SE of Padrones Spring. 1007 Comment
  OBI42848  Phacelia grisea David J. Keil 1986-4-8 19110 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  UC920173  Phacelia malvifolia L. Constance and R. F. Hoover 1950-6-21 3352 San Luis Obispo Pine Mountain Santa Lucia Range (nw slope) 1066 Comment
  UCR254927  Phacelia tanacetifolia Greg de Nevers 1993-4-25 10396 San Luis Obispo Inner South Coast Range, Carrizo Plain 823 Comment
  UC1602235  Phacelia viscida I. B. Rhodes May 1899 San Luis Obispo Port Harford Comment
  UC55685  Phacelia viscida Mrs. R. W. Summers San Luis Obispo open fields near sea Comment
  UC57560  Phacelia viscida J. H. Barber 1899-4-23 San Luis Obispo Paso Robles Comment
  UC63811  Phacelia viscida I. B. Rhodes May 1899 San Luis Obispo Port Harford Comment
  OBI29592  Phalaris aquatica David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29592 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
  SBBG18404  Phalaris aquatica E. R. Blakley 1963-6-23 6021 San Luis Obispo 1.5 mi E of Oso Flaco Lake 6 Comment
Read comments
Dec 2 2011
  UCR29113  Phalaris aquatica David J. Keil 1981-6-20 14854 San Luis Obispo Central Coast, north of San Simeon, along the channel and banks of Arroyo de la Cruz, east of Hwy 1 (Pacific Coast Hwy) 61 Comment
  RSA15737  Phalaris minor C. B. Wolf 1929-4-13 3485 San Luis Obispo Along the Pacific Ocean between Pismo beach and San Luis Obispo. 30 Comment
  OBI12609  Pholisma arenarium Robert F. Hoover 1947-7-11 7302 San Luis Obispo S end of Morro Bay 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
  UC1080166  Pholisma arenarium Sherwin Carlquist 1951-6-29 259 San Luis Obispo Hwy 1 5.6 mi s Oceano (between road and railway tracks) Comment
  CAS-BOT-BC222612  Pholistoma auritum var. auritum Ernest C. Twisselmann 1959-4-10 5028 San Luis Obispo Irish Hills, See Canyon 60 Comment
  CDA19988  Pholistoma auritum var. auritum J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  OBI23276  Pholistoma auritum var. auritum J. T. Arnold 1965-4-17 58 San Luis Obispo 1.5 mi E of Indian Knob Comment
  SEINET5499604  Pholistoma auritum var. auritum R. W. Summers s.n. San Luis Obispo Obispo Mt. Comment
  UCD102159  Phoradendron bolleanum P. Schiffman 1996-3-18 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, hillside adjacent to Selby Campground at base of Caliente Mountain. Comment
  CDA16074  Phoradendron densum G. F. Hrusa 1999-4-17 14946 San Luis Obispo Caliente Range; Caliente Range, rd past Selby camp to Caliente summit and beyond. +/- 1 mi past Selby. 944 Comment
  UC455253  Phoradendron densum I. J. Condit 1910-3-31 San Luis Obispo near San Juan R. on rd. to <Carisa> Plains Comment
  OBI82594  Phoradendron villosum David J. Keil 2016-3-2 33525 San Luis Obispo Santa Margarita Lake Regional Park. Grey Pine Loop Trail 400 Comment
  RSA43014  Phoradendron villosum Robert F. Hoover 1946-9-14 6387 San Luis Obispo Palo Prieto Canyon. Comment
  RSA174004  Phyllospadix scouleri Robert F. Thorne, Percy C. Everett 1962-10-4 31431 San Luis Obispo Ca. 3 miles S of Piedras Blancas. Comment
  CAS-BOT-BC452064  Phyllospadix torreyi Ernest C. Twisselmann 1967-4-27 12910 San Luis Obispo Point 2.9 miles south of Piedras Blancas Point. Comment
  CAS-BOT-BC206936  Pickeringia montana var. montana Ernest C. Twisselmann 1955-5-29 2063 San Luis Obispo Pozo Canyon, La Panza Range 426 Comment
  SEINET3154037  Pinus coulteri M. E. Jones sn San Luis Obispo San Luis Obispo Comment
  UC1303022  Pinus coulteri Ira L. Wiggins 1932-3-22 5833 San Luis Obispo steep ridge above lower part Cuesta Grade 487 Comment
  OBI20208  Pinus muricata David J. Keil 1979-5-26 13082 San Luis Obispo S of San Luis Obispo just S ofjctn S. Hguera and US 101 and E along ridgeline Comment
  OBI23075  Pinus muricata Robert F. Hoover 1964-10-5 9322 San Luis Obispo Los Osos, 1 mi S of shopping center Comment
  UC2013221  Pinus radiata F. X. Villablanca 1986-5-17 57 San Luis Obispo 0.25 miles North of Somerset Dr. Slope about 1/4 mile from shore, bordering marine terrace. Comment
  OBI21549  Piperia elegans O. Eric LiusEstrand 1953-7-22 4 San Luis Obispo Above Arroyo de la Cruz near ocean Comment
  CDA21211  Piptatherum miliaceum G. F. Hrusa 1993-5-2 11025 San Luis Obispo Paso Robles. Bed of Salinas River. 200 meters to N of Niblick Rd. Bridge. 0 Comment
  CAS-BOT-BC228026  Plagiobothrys Edith A. Purer 1933-7-20 5092 a San Luis Obispo 5 miles N of Guadalupe Comment
  UCSC009187  Plagiobothrys Randall Morgan 2015-4-20 6761 San Luis Obispo Arroyo de la Cruz Comment
  OBI20591  Plagiobothrys bracteatus Robert F. Hoover 1964-6-11 9030 San Luis Obispo Los Osos Valley Comment
  RSA142159  Plagiobothrys bracteatus Clare B. Hardham 1959-5-6 4419 San Luis Obispo Bee Rock, shores of Nacimiento Lake Comment
  POM368866  Plagiobothrys canescens L. S. Rose 1937-4-8 37043 San Luis Obispo Cottonwood Pass, 8 mi. E. of Cholame. 518 Comment
  UCSB48305  Plagiobothrys collinus var. californicus Hardham, Clare 1961-4-26 San Luis Obispo Franklin Creek, west of Adelaida Comment
  SBBG112754  Plagiobothrys collinus var. fulvescens M. Wilkinson 1995-4-14 San Luis Obispo Santa Lucia Mtns, W Cuesta Grade Comment
  OBI20899  Plagiobothrys fulvus var. campestris Robert F. Hoover 1949-4-11 7590 San Luis Obispo 18 mi E of Creston on La Panza Rd Comment
  UC78045  Plagiobothrys infectivus L. Jared Apr. 1894 San Luis Obispo Estrella Comment
  OBI66421  Plagiobothrys nothofulvus David J. Keil, with Kathleen A. Keil 1997-3-29 26124 San Luis Obispo La panza mountains. 1 mile from highway 58 along red hill road. Comment
  UCR29946.2  Plagiobothrys nothofulvus Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1982-4-4 737 San Luis Obispo Huasna Rd, 0.5 mi NW of where the Huasna River crosses the road Comment
  UC1392861  Plagiobothrys shastensis R. F. Hoover 1968-4-6 11003 San Luis Obispo on La Panza road 18 mi e Creston Comment
  OBI20607  Plagiobothrys trachycarpus Robert F. Hoover 1947-5-4 7123 San Luis Obispo Cambria Comment
  OBI20608  Plagiobothrys trachycarpus Robert F. Hoover 1947-4-16 6938 San Luis Obispo Near N end of Laguna near San Luis Obispo Comment
  OBI73101  Plagiobothrys undulatus David J. Keil, with Lynne Dee (Oyler) Althouse 2000-5-10 28660 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railroad crossing along Pozo Road and westward along ranch roads. Comment
  RSA0043085  Plantago LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6380 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground. From the camp down stream to the trail that cuts across from Caldwell Mesa to Avenales Station., From 35.20955N 120.25839W TO 35.22463N 120.28397W. 573 Comment
  SBBG107215  Plantago C. B. Hardham 1958-9-2 3914 San Luis Obispo Stenner Crk near reservoir Comment
  OBI11659  Plantago erecta Robert F. Hoover 1967-5-6 10530 San Luis Obispo At Jack Lake Comment
  OBI30858  Plantago erecta Julie M. Vanderwier 1979-5-23 132 San Luis Obispo Indian Knob Tar Sands; between Indian Knob and excavation pit Comment
  OBI51726  Plantago erecta R. Mike Arens 1994-4-9 56 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near Botanical Garden footbridge 244 Comment
  OBI80990  Plantago erecta David J. Keil 2015-2-21 32660 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  SEINET7063713  Plantago erecta A. G. Vestal 1947-4-18 s.n. San Luis Obispo Partially shaded serpentine in vicinity of San Luis Obispo. UTM Zone 10, 712847mE, 3906912mN. (WGS84/NAD83). 73 Comment
  UC1224748  Plantago erecta R. F. Hoover 1950-5-5 7870 San Luis Obispo s end Morro Bay Comment
  OBI31713  Plantago lanceolata Smeltzer, Turnquist 1982-4-6 5 San Luis Obispo On the SE side of Laguna Lake Park Comment
  UC456037  Plantago lanceolata I. J. Condit 1908-7-16 San Luis Obispo Chino Comment
  OBI18636  Plantago major Annemarie Rond 1977-5-28 100 San Luis Obispo At Laguna Lake on Madonna Rd, Laguna Village Comment
  JEPS35339  Plantago maritima var. californica R. F. Hoover 1964-6-13 9088 San Luis Obispo just n Arroyo de la Cruz; Point Sierra Nevada Comment
  OBI64541  Plectritis David J. Keil, with V. L. Holland 2001-3-30 29241 San Luis Obispo Coastal side of Highway 1 along coast west of Cayucos, just east of China Harbor and west of Abalone Farm. Comment
  RSA175271  Plectritis ciliosa Robert F. Thorne, Percy C. Everett 1963-4-20 31570 San Luis Obispo 13.4 miles SSE of Jolon. 335 Comment
  POM96050  Plectritis ciliosa subsp. insignis Philip A. Munz 1926-4-8 10173 San Luis Obispo 35 miles east of Paso Robles Comment
  UC310222  Plectritis macrocera Philip A. Munz 1926-4-8 10125 San Luis Obispo Paso Robles Comment
  SJSU11895  Plectritis macrocera J. E. Fries 1965-4-16 San Luis Obispo slope of El Pomar, 5 mi E of Paso Robles Comment
  OBI11911  Poa annua Dave Imper 1977-4-7 115 San Luis Obispo Price Cyn Tarsands Project. Project located 1 mi. SW of Hwy 227 on Price Canyon Rd. 76 Comment
  OBI22113  Poa annua Robert D. Page 1962-3-28 49 San Luis Obispo North Broad, San Luis Obispo Comment
  RSA73524  Poa bulbosa D. D. Keck, H. G. Baker, P. Dansereau 1949-4-18 6073 San Luis Obispo 3 miles N. of Santa Margarita Comment
  OBI2827  Poa howellii Larry E. Brown 1971-4-25 1963 San Luis Obispo In See Cyn S of San Luis Obispo Comment
  RSA659224  Poa howellii David J. Keil, R. Riggins 1987-5-11 20147 San Luis Obispo Cuesta Ridge east, along road to radio facility N of Mt. Lowe, ca. 0.35 miles from Cuesta Ridge road and 4 miles from US 101. 732 Comment
  CAS-BOT-BC255953  Poa pratensis Ernest C. Twisselmann 1956-4-18 2646 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 670 Comment
  OBI22149  Poa pratensis Robert F. Hoover 1948-5-5 7519 San Luis Obispo Oak Park district Comment
  UCD147276  Poa secunda Melanie Gogol-Prokurat; M. Gordon 2010-4-9 CARR 1029 -3 San Luis Obispo San Luis Obispo County: Carrizo Plains on BLM property east of American Preserve. 642 Comment
  UCD91677  Poa secunda subsp. secunda P. B. Kennedy 1922-4-28 s.n. San Luis Obispo San Luis Obispo County: Highway between Cholame and Paso Robles. Comment
  UCD91678  Poa secunda subsp. secunda P. B. Kennedy 1922-4-28 s.n. San Luis Obispo San Luis Obispo County: Highway between Cholame and Paso Robles. Comment
  CAS-BOT-BC243085  Poa secunda subsp. secunda Ernest C. Twisselmann 1955-4-6 1830 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carrisa Plains, 8.2 miles S of Soda Lake 655 Comment
  SBBG38614  Pogogyne serpylloides E. C. Twisselmann 1969-4-24 15168 San Luis Obispo Sulphur Spring Cyn, Santa Ysabel Ranch, 5 mi S of Paso Robles 198 Comment
  UC771747  Polygonum amphibium var. emersum R. F. Hoover 1946-8-26 6365 San Luis Obispo s end near San Luis Obispo; Laguna Comment
  CAS-BOT-BC414079  Polygonum aviculare subsp. aviculare R. F. Hoover 1965-9-18 9566 San Luis Obispo Santa Margarita Comment
  OBI65863  Polygonum aviculare subsp. depressum D. R. Miller 1994-7-13 794 .503 San Luis Obispo Pine Mt Region. From the driveway edge, Dr. Chappelkas property on ridge rd, on upper Pico crk drainage 900 Comment
  OBI10886  Polygonum paronychia Robert F. Hoover 1947-5-23 7187 San Luis Obispo Coast S of Hazard Cyn Comment
  CAS-BOT-BC233144  Polypogon interruptus Ira L. Wiggins 1929-4-16 3624 San Luis Obispo Beach dunes and stream bank 4 miles N of Moro Comment
  CAS-BOT-BC237332  Polypogon monspeliensis John Thomas Howell 1964-6-29 40789 San Luis Obispo Cambria Comment
  OBI22184  Polypogon monspeliensis Robert D. Page 1962-5-25 108 San Luis Obispo Cal Poly campus Comment
  OBI3499  Polypogon monspeliensis Lynch 1971-6-5 59 San Luis Obispo The E end of Smith reservoir, Cal Poly Campus Comment
  OBI53464  Polypogon monspeliensis Arthur W. Hazebrook 1992-7-7 125 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso Flaco Lake and surrounding dunes. Found along the bse of SW facing sand dune encroaching on the NE end of Little Oso Flaco Lake Comment
  CAS-BOT-BC237328  Polypogon monspeliensis Clare B. Hardham 1959-6-20 4833 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  OBI43265  Polypogon monspeliensis Eric Wise 1981-9-2 1078 San Luis Obispo A farm pond 3.1 mi S of Nacimiento Dam on G14 Comment
  OBI43272  Polypogon monspeliensis Eric Wise 1981-6-29 847 San Luis Obispo Twin Lake of Dune Lakes Comment
  OBI43295  Polypogon monspeliensis Eric Wise 1981-9-17 1113 San Luis Obispo Meadow depression 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 Comment
  RSA0042941  Polypogon viridis LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6541 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
  RSA760733  Polypogon viridis David J. Keil 2000-6-28 28832 -2 San Luis Obispo Vicinity of mouth of San Carpoforo Creek, W of California Highway 1. Comment
  RSA693272  Polystichum dudleyi Thekla Mohr 1911-07 249 San Luis Obispo San Luis Obispo Comment
  RSA693273  Polystichum dudleyi Thekla Mohr 1911-07 250 San Luis Obispo San Luis Obispo Comment
  OBI37120  Populus fremontii Eric Wise 1983-3-6 1678 San Luis Obispo Atascadero Lake Comment
  OBI37123  Populus fremontii Eric Wise 1983-10-16 1832 San Luis Obispo Grant Lake. Bordering James Grant's property on Choice Valley rd about 1 mi S of Choice Valley school Comment
  CAS-BOT-BC267220  Potamogeton foliosus R. F. Hoover 1964-7-9 9130 San Luis Obispo Rinconada Creek 5 miles SE of Santa Margarita Comment
  CAS-BOT-BC454048  Potamogeton pusillus subsp. pusillus Ernest C. Twisselmann 1969-10-29 16322 San Luis Obispo Temblor Range and the Western San Joaquin Valley. O'Brien Lake, San Andreas Fault at the summit of Palo Prieta Canyon 655 Comment
  CAS-BOT-BC141915  Potentilla anserina subsp. pacifica Ernest C. Twisselmann 1959-5-23 5263 San Luis Obispo Morro Bay, just west of Baywood 3 Comment
  CAS-BOT-BC141921  Potentilla anserina subsp. pacifica R. F. Hoover 1969-8-25 11560 San Luis Obispo Laguna de San Luis Obispo Comment
  SBBG129193  Potentilla anserina subsp. pacifica H. and M. Dearing 1939-3-15 3070 San Luis Obispo Oso Flaco Lake Comment
  RSA85802  Potentilla anserina var. grandis F. W. Peirson 1920-7-29 1983 San Luis Obispo 1 mile south of Pismo, on sand dunes. Comment
  RSA175185  Potentilla anserina var. grandis Robert F. Thorne, Percy C. Everett 1963-6-12 32269 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. 8 Comment
  CDA20414  Potentilla glandulosa subsp. glandulosa J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 0 Comment
  OBI82436  Primula clevelandii David J. Keil, with George Butterworth 2016-2-25 33471 San Luis Obispo Chorro Creek Ecological Reserve, east of San Luisito Creek Road between Highway 1 and San Luisito Creek Comment
  OBI73113  Prunus cerasifera David J. Keil 2000-5-31 28786 San Luis Obispo Cambria. Vicinity of Cambria Community Service District grounds along Santa Rosa Creek and adjacent forested hillsides Comment
  CAS-BOT-BC163004  Prunus fasciculata var. fasciculata David D. Keck 1933-5-5 2234 San Luis Obispo 5.5 miles south of Oceano on road to Gudalupe Comment
  UC463252  Prunus fasciculata var. punctata Roxana S. Ferris 1929-4-15 7614 San Luis Obispo between Guadalupe and Callender Comment
  SBBG51103  Prunus fasciculata var. punctata N. R. Zabriskie, M. Bender 1973-7-20 679 San Luis Obispo Los Osos, S end Morro Bay, Herman Bender property 91 Comment
  OBI7435  Pseudognaphalium beneolens David J. Keil 1976-10-10 11854 San Luis Obispo Along Cuesta Grade Rd 1.8 mi below gate at base of Microwave towers Comment
  CAS-BOT-BC356608  Pseudognaphalium biolettii W. R. Dudley 1902-4-3 s.n. San Luis Obispo On Manzanita Hill near Port Harford Comment
  OBI16445  Pseudognaphalium biolettii Robert F. Hoover 1967-3-15 10249 San Luis Obispo Oak Park district, N of Arroyo Grande Comment
  OBI53875  Pseudognaphalium biolettii Arthur W. Hazebrook 1992-10-25 143 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, small ridge S of Eucalyptus globulus stand. On ridge tral in slight depression Comment
  OBI72493  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
  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
  OBI16426  Pseudognaphalium californicum R. D. Brister 1966-6-2 96 San Luis Obispo Approx 2 mi N of San Luis Obispo in Reservoir Cyn Comment
  CAS-BOT-BC356838  Pseudognaphalium californicum Mrs. R. W. Summers 1887-8-29 428 San Luis Obispo Nr. base S. Luis Mt. Comment
  UC1284942  Pseudognaphalium luteoalbum R. F. Hoover 1946-10-2 6455 San Luis Obispo C. P. S. Campus Comment
  OBI53462  Pseudognaphalium ramosissimum Arthur W. Hazebrook 1992-7-7 126 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso flaco Lake and surrounding dunes Comment
  OBI53862  Pseudognaphalium stramineum Arthur W. Hazebrook 1992-7-7 129 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Little Oso flaco Lake and surrounding dunes Comment
  UC1284943  Pseudognaphalium stramineum R. F. Hoover 1947-8-13 7373 San Luis Obispo s of Hazard Canyon Comment
  CAS-BOT-BC361549  Pseudognaphalium stramineum John Thomas Howell 1964-6-29 40745 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  CAS-BOT-BC361556  Pseudognaphalium stramineum Clare B. Hardham 1956-7-15 1186 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  SBBG111573  Psilocarphus tenellus C. B. Hardham 1958-4-30 3097 San Luis Obispo 4 mi E of Paso Robles, Creston Rd Comment
  OBI55298  Psilocarphus tenellus David J. Keil, with Clare Hardham and Julie McCulloch 1998-4-17 26796 San Luis Obispo South of Creston on ____ Road at McColloch property, with O'Donnovan Road; 1 mile N of Hwy 58. Comment
  CAS-BOT-BC143772  Purshia stansburyana Ernest C. Twisselmann 1968-8-23 14912 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
Read comments
Jul 13 2018
  CAS-BOT-BC257961  Quercus X jolonensis E. L. Painter; M. Wetherwax; D. Wilken; D. Keil; J. Greenhouse 2000-3-9 CR- 193 San Luis Obispo Camp Roberts. Near southern installation boundary road, north of San Marcos Road, west of Generals Road 280 Comment
  UC1135738  Quercus X morehus D. Axelrod 1936-6-24 559 San Luis Obispo 3.25 mi w Dove; Santa Barbara National Forest, San Luis Obispo Quad. 670 Comment
  UC573317  Quercus agrifolia G. T. Nordstrom 1937-4-19 1091 San Luis Obispo 2.7 mi s Chimney Rock 579 Comment
  OBI65957  Quercus agrifolia var. agrifolia Wendy Thackery, Stacey Smith & Paul Corsi 2003-7-9 42 San Luis Obispo S of Morro Bay on Hwy 1. Beyond Gilardi Rd on ranch road N of hwy 1 138 Comment
  SBBG1312  Quercus chrysolepis E. R. Blakley 1956-11-7 1986 San Luis Obispo Cypress Mtn 411 Comment
  OBI46086  Quercus douglasii Lynne Dee Oyler 1964-3-21 346 San Luis Obispo Agua Escondido. USFS blue oak study area Comment
  UCR246622  Quercus douglasii Beth Waterbury 1983-4-9 038 San Luis Obispo State Hwy 58, 1.5 mi east of Avenales Wildlife Area, above the Salinas River 298 Comment
  SEINET12029202  Quercus douglasii J. M. Tucker 1947-1 1639 -E San Luis Obispo 0.25mi S of Hwy-466,and 1mi E of Summit of Polonio Pass Comment
  CAS-BOT-BC94002  Quercus durata W. R. Dudley 1902-4-1 s.n. San Luis Obispo Manzanita hill, south of Pine Mt Comment
  UC1135708  Quercus lobata G. T. Nordstrom 1937-5-12 1201 San Luis Obispo 2.1 mi se Asuncion School; Adelaida Quad. 335 Comment
  CAS-BOT-BC62837  Quercus lobata Carl B. Wolf 1931-11-8 1818 San Luis Obispo 2 mi W of Atascadero 152 Comment
  UCSC008838  Quercus parvula var. shrevei Al Keuter 2014-4-18 AK 00 -076 San Luis Obispo Santa Cruz Island, along central valley roadside, roughly centered in the western 60% of the island. 193 Comment
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May 23 2019
  OBI74379  Quercus wislizeni var. frutescens Theo Fitanides, Anthony Baniaga 2010-4-23 152 San Luis Obispo Tierra Redonda Mtn. 585 Comment
  OBI28206  Quercus wislizeni var. frutescens Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mts, E Cuesta Ridge, 2.7 mi SE of Hwy 101 Comment
  OBI50240  Rafinesquia californica David J. Keil 1991-6-7 21565 San Luis Obispo Rd to Cerro Alto Campground, Los Padres NF between Morro Bay and Atascadero along hwy 41. Santa Lucia Mts 305 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
  OBI25932  Ranunculus californicus Lorraine Vinland 1981-7-3 11 San Luis Obispo SE slope of Madonna Mt [Cerro San Luis] Comment
  OBI72283  Ranunculus californicus Anthony Baniaga, Theo Fitanides 2010-1-30 10 San Luis Obispo Tierra Redonda Mtn BLM ACEC 270 Comment
  UCR123168  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2002-4-19 7422 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  CDA24311  Ranunculus californicus C. Agbashian 1937-4-1 San Luis Obispo Poly. School - S.L.O. 0 Comment
  OBI47928  Ranunculus californicus A. D. 2010-5-21 San Luis Obispo Suey [assumed to Suey crk in San Luis Obispo county] Comment
  RSA586596  Ranunculus californicus M. D. Proctor, E. A. Young 1993-3-17 s.n. San Luis Obispo 0.5 km S of Boyscout Road Comment
  HSC91632  Ranunculus californicus var. californicus Susan H. Bicknell 1989-4-19 San Luis Obispo Montano de Oro MDO 30 Comment
  HSC91634  Ranunculus californicus var. californicus Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro State Park, MDO 1 Comment
  SBBG25504  Ranunculus hebecarpus M. A. Piehl 1963-4-20 6370 San Luis Obispo S bank of Salinas River near bridge 4 mi NE of Santa Margarita 304 Comment
  CDA34830  Ranunculus muricatus David J. Keil 1998-4-13 26688 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Lawn area between Engineering East and Computer Science buildings. 0 Comment
  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
  OBI29950  Raphanus sativus Jim Pollard 1972-8-27 9 San Luis Obispo Laguna Lake. On the edge of a lawn approx 25 ft from the edge of the lake Comment
  UC455433  Rhamnus californica subsp. californica unknown 1905-1 San Luis Obispo Poly Canyon Comment
  OBI8167  Rhamnus crocea Lynne D. Althouse 1977-5-22 91 San Luis Obispo Wolfe's horse ranch near San Luis High School Comment
  UC1315086  Rhamnus ilicifolia R. F. Hoover 1967-2-18 10228 San Luis Obispo Diablo Canyon San Luis Range Comment
  UC455430  Rhamnus ilicifolia I. J. Condit 1910-4-6 San Luis Obispo Cal Poly State Canyon San Luis Obispo Comment
  CAS-BOT-BC56089  Rhamnus ilicifolia Ernest C. Twisselmann 1969-4-24 15194 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  CAS-BOT-BC200725  Rhus aromatica Clare B. Hardham 1956-4-18 445 /445a San Luis Obispo Oak Flat Comment
  OBI23555  Rhus ovata Phil Ashley 1980-2-6 s.n. San Luis Obispo Cal Poly campus. S of Campus Health center along Via Carta Comment
  UC1130559  Rhus trilobata H. C. Lee 1936-4-25 574 San Luis Obispo 1 3/4 mi nne of Slide Hill 762 Comment
  CAS-BOT-BC92275  Ribes amarum Clare B. Hardham 1961-2-21 6611 San Luis Obispo Santa Lucia Mountains. Paso Robles Creek west of Templeton. 365 Comment
  RSA128451  Ribes californicum Clare B. Hardham 1959-3-13 4044 San Luis Obispo Klau Mine. Comment
  CAS-BOT-BC92991  Ribes californicum var. californicum F. V. Coville; R. Bacigalupi 1925-4-14 153 San Luis Obispo About 1 mile south of Santa Margarita along the State Highway. Comment
  SBBG2755  Ribes divaricatum var. pubiflorum C. B. Hardham 1959-4-12 4262 San Luis Obispo Cambria Comment
  RSA0025021  Ribes divaricatum var. pubiflorum Carl B. Wolf 1929-4-15 3584 San Luis Obispo 5 miles south of Oceano along S.P.R.R. 30 Comment
  UC1745578  Ribes divaricatum var. pubiflorum Annetta M. Carter, Helen Sharsmith, Florence Little 1936-4-11 1106 San Luis Obispo Porter Ranch on Alamo Creek, a tributary of Cuyama (Santa Maria) River. 13 mi. from Santa Maria. Comment
  CAS-BOT-BC169029  Ribes indecorum R. F. Hoover 1964-3-14 8649 San Luis Obispo Head of Lopez Canyon Comment
  RSA202553  Ribes malvaceum var. viridifolium E. C. Twisselmann, D. J. Bedell 1968-3-6 14047 San Luis Obispo La Panza Range, Near the summit of Navajo Canyon. 884 Comment
  CAS-BOT-BC212797  Ribes menziesii Clare B. Hardham 1959-3-14 4048 San Luis Obispo Arroyo de la Cruz Comment
  UC1315076  Ribes menziesii R. F. Hoover 1967-2-18 10222 San Luis Obispo Diablo Canyon San Luis Range Comment
  CAS-BOT-BC212805  Ribes menziesii R. F. Hoover 1947-2-8 6609 San Luis Obispo Pettitt Canyon, San Luis Range Comment
  UC1296044  Ribes menziesii R. F. Hoover 1947-2-8 6608 San Luis Obispo Pettit Canyon (Sycamore Canyon of USGS maps) San Luis Range Comment
  SJSU3430  Ribes quercetorum C. W. Sharsmith 1962-4-22 6874 San Luis Obispo Carrizo Rocks at margin of Carrizo Plain c. 4 mi SW of Simmler Comment
  UC608538  Ribes quercetorum C. A. Graham 1938-4-8 292 San Luis Obispo 0.6 mi se Bee Rock (Bee Rock Canyon, a tributary of San Antonio River, sw of Bradley); Bradley Quadrangle 48 Comment
  OBI51221  Ribes sanguineum var. glutinosum Jan Barber 1994-4-23 161 San Luis Obispo San Simeon State Park Comment
  OBI33379  Ribes sanguineum var. glutinosum David J. Keil 1982-3-20 15743 San Luis Obispo San Luis Range in Irish Hills along dirt road leading from See Cyn rd to Hibberd Preserve Comment
  UCR19746  Ribes speciosum Art Whistler 1966-3-11 s.n. San Luis Obispo Central Coast, California Polytechnic State College, San Luis Obispo 183 Comment
  OBI3232  Ribes speciosum Kathy Thom 1971-5-10 10 San Luis Obispo 1335 Foothill Blvd, SLO 91 Comment
  OBI66068  Ribes speciosum D. R. Miller 1994-3-25 394 -134 San Luis Obispo Pine Mt region; La Costa area, San Simeon crk drainage Comment
  OBI12746  Robinia pseudoacacia R. A. Hays 1957-11-10 s.n. San Luis Obispo San Luis Obispo Comment
  OBI29836  Robinia pseudoacacia Ruth David 1964-5-24 97 San Luis Obispo Cal Poly campus, across from the Swine Unit Comment
  OBI69083  Rorippa palustris subsp. palustris David J. Keil, with V. L. Holland 2007-4-5 30462 San Luis Obispo N of Paso Robles along Salinas River. 6225 N River Road 204 Comment
  SBBG48053  Rorippa palustris var. occidentalis J. P. Broughton 1974-2-27 1377 San Luis Obispo Oso Flaco Lake Comment
  OBI25583  Rosa californica David J. Keil 1981-5-16 14694 San Luis Obispo Arae around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI19525  Rubus armeniacus David J. Keil, V. L. Holland 1979-5-30 13099 San Luis Obispo Just outside of San Luis City limit on E side of Orcutt Rd Comment
  CAS-BOT-BC156992  Rubus ursinus Alice Eastwood 1927-4-7 14281 San Luis Obispo Morro, San Luis Obispo Comment
  OBI30873  Rumex acetosella Julie M. Vanderwier 1978-5-28 58 San Luis Obispo Indian Knob tar Sands Comment
  UC1136210  Rumex acetosella H. C. Lee 1936-5-13 488 San Luis Obispo Oceano Beach San Luis Obispo National Forest, Arroyo Grande Quad. 6 Comment
  SBBG104566  Rumex conglomeratus M. D. Proctor, E. A. Young 1993-3-23 ROB 326 San Luis Obispo E edge of Cantonment Area; Camp San Luis Obispo Comment
  CAS-BOT-BC433985  Rumex salicifolius R. F. Hoover 1964-8-13 9228 San Luis Obispo Mouth of Morro Creek Comment
  OBI31531  Rumex salicifolius Joy Nishida 1982-5-29 407 San Luis Obispo American Cyn. .2 mi S of campground 518 Comment
  OBI27186  Rupertia physodes Thomas Burrows 1980-5-3 43 San Luis Obispo Reservoir Cyn 168 Comment
  RSA613936  Rupertia physodes George K. Helmkamp 1997-3-8 1443 San Luis Obispo SE of Los Osos. Swift Ranch, starting ca. 2 mi. S of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  UC1392643  Rupertia physodes R. F. Hoover 1967-12-3 10887 San Luis Obispo Lower Lopez Canyon Comment
  OBI3345  Rupertia physodes Neil Havlik 1969-5-2 382 San Luis Obispo Andre Ranch in upper Coon Crk Cyn 366 Comment
  RSA760727  Ruppia maritima David J. Keil 1998-6-5 27626 -2 San Luis Obispo Carrizo Plain. Soda Lake Road at Clarksburg Road. Comment
  OBI36121  Sagina apetala David J. Keil 1985-3-31 s.n. San Luis Obispo San Luis Obispo Comment
  OBI57300  Sagina apetala David J. Keil 1998-3-27 26478 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI64588  Sagina apetala David J. Keil, with Kathleen A. Keil 2003-2-25 30090 San Luis Obispo San Luis Obispo. Highland Drive, 1/2 block to west from Patricia Drive Comment
  OBI17199  Salicornia pacifica Robert F. Hoover 1966-11-2 10195 San Luis Obispo Baywood Park Comment
  OBI79118  Salicornia pacifica David J. Keil 2011-11-9 31169 San Luis Obispo Pismo Beach. Beach and lagoon with low dunes at end of Addie Street, Mouth of Pismo Creek 0 Comment
  SBBG43001  Salicornia pacifica L. W. Edge 1971-10-6 San Luis Obispo Morro Bay State Park Comment
  UC2027215  Salicornia pacifica David J. Keil 2011-7-3 31054 San Luis Obispo Morro Bay. South side of sand berm on south side of Morro Bay marina. Comment
  CAS-BOT-BC103283  Salix bonplandiana Ernest C. Twisselmann 1969-8-23 15934 San Luis Obispo Spring in the San Andreas Fault at the summit of Choice Valley 701 Comment
  CDA16370  Salix laevigata G. F. Hrusa 2000-4-13 15357 San Luis Obispo Carrizo Plain; Saucito Rocks, Saucito Springs. 731 Comment
  OBI3947  Salix laevigata Elizabeth Rudd 1971-3-30 189 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  UC1134954  Salix laevigata B. Bolt 1936-6-5 764 San Luis Obispo 1 mi e Santa Margarita (Plot 139); San Luis Obispo Quad. Comment
  OBI36908  Salix lasiandra Eric Wise 1983-8-30 1757 San Luis Obispo Along the length of Black Lake Cyn with San Luis Obispo co. Planning Board Et al. Found towards hwy 1 Comment
  OBI36907  Salix lasiandra Eric Wise 1983-9-22 1781 San Luis Obispo Hwy 58 and Pozo Rd. About 2 mi E of Santa Margarita. Furthest locality E in San Luis Obispo co known for this spp Comment
  CAS-BOT-BC125364  Salix lasiandra var. lasiandra W. R. Dudley 1903-4-3 s.n. San Luis Obispo Santa Margarita Mts., S. end of the north R.R. tunnel Comment
  OBI37199  Salix lasiolepis Eric Wise 1983-9-23 1790 San Luis Obispo North Shore of Laguna Lake Comment
  UC1134989  Salix lasiolepis H. C. Lee 1936-3-12 482 San Luis Obispo 1 1/2 mi n Black Lake; Arroyo Grande Quadrangle Comment
  UC5045  Salix lasiolepis Mrs. Blochman 1893-12-1 San Luis Obispo Santa Maria Comment
  CAS-BOT-BC107122  Salix lasiolepis Ernest C. Twisselmann; Donald J. Bedell 1968-3-6 14050 San Luis Obispo La Panza Range, Fernandez Canyon 487 Comment
  CDA17871  Salix lasiolepis Austin Griffiths 1987-4-11 18100 San Luis Obispo Santa Lucia Mountains; Arroyo de la Cruz along E bench of creek, near streamflow gauge station. 0 Comment
  OBI37332  Salix lasiolepis Eric Wise 1981-6-26 720 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey Border Comment
  OBI37334  Salix lasiolepis Eric Wise 1983-2-17 1639 San Luis Obispo 4 mi E of Alamo Crk Comment
  OBI5475  Salix lasiolepis Sharon Jochums 1974-4-28 139 San Luis Obispo Arroyo de las Cruz W of hwy 1 Comment
  CAS-BOT-BC107246  Salix lasiolepis var. bigelovii John H. Thomas 1959-3-20 7560 San Luis Obispo Oso Flaco Lake, a dune lake along the coast, about 17 miles south of San Luis Obispo 15 Comment
  SBBG1263  Salix sitchensis C. B. Hardham 1957-3-30 1576 San Luis Obispo Delaganna Crk, Cypress Mtn Comment
  CDA3192  Salsola tragus T. C. Fuller 1965-10-7 14179 San Luis Obispo South side of Highway 466 to Paso Robles, 1.3 miles west of Shandon. 0 Comment
  OBI66617  Salsola tragus David J. Keil 1998-10-9 28174 San Luis Obispo Temblor Range foothills, Elkhorn Road, just e of junction with Hurricane Road (Crocker Grade). 762 Comment
  OBI13571  Salvia carduacea Robert F. Hoover 1967-4-9 10414 San Luis Obispo Cyn In Temblor Range near N end of Elkhorn Plain Comment
  UCR254930  Salvia carduacea Greg de Nevers 1993-4-25 10392 San Luis Obispo Inner South Coast Range, Carrizo Plain 823 Comment
  UC665585  Salvia carduacea Ethel Crum 1940-4-7 2101 San Luis Obispo 2.4 mi se Cholame (Palo Prieto Canyon, n end of Temblor Range); Inner South Coast Ranges, Temblor Range, Palo Prieto Canyon 426 Comment
  OBI42381  Salvia columbariae David J. Keil 1986-4-8 19132 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  OBI66126  Salvia columbariae D. R. Miller 1994-4-20 494 -223 San Luis Obispo Pine Mt region. Above Air strip town crk drainage 853 Comment
  OBI78263  Salvia columbariae Robert F. Hoover 1966-4-2 9787 San Luis Obispo Cyn behind old "sheep camp" on E side of Soda lake, W side of Temblor Range Comment
  RSA128087  Salvia leucophylla Clare B. Hardham 1958-5-5 3195 San Luis Obispo western edge of the Carissa Plains, Washburn Ranch Comment
  CAS-BOT-BC230026  Salvia mellifera Clare B. Hardham 1957-4-25 1723 San Luis Obispo Santa Lucia Mountains. Cypress Mt. Comment
  RSA0040397  Salvia mellifera LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6297 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. 558 Comment
  UC1124799  Salvia mellifera F. H. Raymond 1930-8-7 110 San Luis Obispo Mouth of Arroyo de la Cruz; Piedras Blancas Quad. 30 Comment
  RSA451670  Salvia mellifera William Emboden s.n. San Luis Obispo Grown at Berkeley Botanic gardens from cuttings taken at collection site. Comment
  OBI2680  Salvia spathacea Unknown 1960-5-11 s.n. San Luis Obispo Poly Cyn Comment
  OBI80696  Salvia spathacea Shunsuke Toida 2015-2-28 1 San Luis Obispo Campus of California Polytechnic State University, on a side trail going up to the Cal Poly "P". 257 Comment
  RSA434084  Salvia spathacea Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles. Comment
  UC28642  Sambucus mexicana W. H. Brewer 1861-4-30 492 San Luis Obispo Atascadero Comment
  UC579587  Sambucus mexicana H. C. Lee 1936-6-2 652 San Luis Obispo 1 mi nw Oceano; Arroyo Grande Quadrangle 7 Comment
  UCR29909A  Sambucus mexicana J. H. Nishida 1982-5-8 367 San Luis Obispo South Coast Range, American Canyon, 0.4 mi. south from American Canyon Campground 610 Comment
  OBI32950  Sambucus nigra subsp. caerulea David J. Keil, Eric Wise 1981-5-25 14840 San Luis Obispo North of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI81206  Sanicula arguta David J. Keil 2015-2-21 32650 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  OBI8794  Sanicula arguta Robert F. Hoover 1958-3-3 8410 San Luis Obispo Steiner crk at mouth of Serrano cyn on open slope. Comment
  UC794463  Sanicula arguta Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-23 3270 San Luis Obispo 0.8 mi sw of San Luis Obispo (at e end of Los Osos Valley); Los Osos Valley 152 Comment
  OBI3937  Sanicula bipinnatifida Elizabeth Rudd 1971-4-24 226 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  OBI8804  Sanicula bipinnatifida Eben McMillan 1952-4-26 60 San Luis Obispo Eben McMillan place. 2 mi S, 8 mi E of Shandon Comment
  UC639019  Sanicula crassicaulis B. E. and H. J. Miossi 1940-3-17 216 San Luis Obispo n of San Luis Obispo (California Polytechnic School Canyon); California Polytechnic School Canyon 121 Comment
  UCR15621  Sanicula crassicaulis George K. Helmkamp 1978-4-23 s.n. San Luis Obispo Central Coast, Montana de Oro State Park Comment
  UCR91702  Sanicula crassicaulis George K. Helmkamp 1996-5-24 1035 San Luis Obispo Central Coast, Baywood Park/Los Osos, state park system, north of Turri Road and 1.5 miles east of South Bay Blvd 94 Comment
  OBI75831  Sanicula laciniata Al Lindholm 1971-4-8 142 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. N slope of Geode Mtn near "dry lake" 460 Comment
  CAS-BOT-BC8638  Sanicula simulans Robert Francis Hoover 1958-3-3 8411 San Luis Obispo Steiner Crk. at mouth of Serrano Canyon. Comment
  OBI38297  Schismus arabicus David J. Keil 1985-5-5 18753 San Luis Obispo Black Lake Cyn on Nipomo Mesa SE of Oceano Comment
  UCD163510  Schismus arabicus CNPS Melinda Elster; Sara Taylor 2015-4-22 CARR- 560 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 546 Comment
  CAS-BOT-BC239942  Schismus arabicus R. F. Hoover 1967-3-28 10301 San Luis Obispo Elkhorn Plain Comment
  OBI35193  Schoenoplectus acutus var. occidentalis Eric Wise 1982-6-24 1533 San Luis Obispo South shore of Laguna Lake, SLO Comment
  OBI35190  Schoenoplectus acutus var. occidentalis Eric Wise 1981-9-17 1114 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 Plant Comment
  RSA122659B  Schoenoplectus americanus W. A. Peterson 1936-7-9 346 San Luis Obispo Cuyama Ranch. 671 Comment
  CAS-BOT-BC111454  Schoenoplectus californicus W. R. Dudley 1902-4-4 s.n. San Luis Obispo Near mouth of San Simeon Creek. 3 Comment
  OBI80458  Schoenoplectus californicus Kevin Campos 2015-3-4 2 San Luis Obispo Cheda Ranch in Stenner Creek. Foothills of Santa Lucia Mountain Range, near Stenner Creek. Comment
  OBI72970  Schoenoplectus pungens David J. Keil 1988-6-23 20798 San Luis Obispo Morro Bay-hillsides between Little Morro Creek Road and South Bay Blvd, north of Highway 1 Comment
  SBBG45238  Schoenoplectus pungens var. badius L. W. Edge 1972-5-31 194 San Luis Obispo N of Oso Flaco Lake Comment
  CAS-BOT-BC111054  Scirpus microcarpus R. F. Hoover 1964-8-14 9263 San Luis Obispo Jack Lake Comment
  IRVC29500  Scirpus microcarpus Mark A. Elvin, LynneDee Althouse 2006-5-25 4920 San Luis Obispo Above Arroyo Grande; Old Oak Park Road, across from 1620 Old Oak Park Rd. Central Coastal Foothills 99 Comment
  OBI47459  Scutellaria tuberosa David J. Keil, Art Webster 1984-4-29 18205 San Luis Obispo Lopez Wilderness Area Comment
  UC456127  Scutellaria tuberosa unknown San Luis Obispo Lopez Canyon Comment
  UCD67143  Scutellaria tuberosa G. F. Hrusa 1995-5-2 12205 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Uncommon, dry shaded slopes above creek at E base of Ridge 2. Flowers blue. 500 Comment
  OBI50130  Secale cereale Michael Curto, Linda Allen 1991-4-13 697 San Luis Obispo E of Templeton, Lupine Ln ca 0.4 km N of Moss Ln 275 Comment
  CAS-BOT-BC61943  Selaginella Clare B. Hardham 1960-5-3 5603 San Luis Obispo Elmer Chevy Ranch, Willow Creek Area Comment
  OBI28162  Selaginella bigelovii Jeffery Null 1980-5-11 40 San Luis Obispo Ecological Study Area, California Polytechnic State University, San Luis Obispo, California Comment
  OBI31259  Selaginella bigelovii Joy Nishida 1982-11-20 533 San Luis Obispo 1.2 miles south of American Canyon Campground 543 Comment
  OBI42173  Selaginella bigelovii Dan Harrington 1984-2-19 26 San Luis Obispo Reservoir Canyon, off highway 101, 2 miles N. of San Luis Obispo Comment
  CAS-BOT-BC69793  Selaginella bigelovii Ira L. Wiggins 1929-4-16 3638 San Luis Obispo Hillside near Old Creek, 6 mi. n. of Moro. Comment
  OBI80554  Selaginella hansenii Dennis Webb 2013-2-23 11 San Luis Obispo On Rocky Canyon Road, NE of Rocky Canyon Quarry, between Atascadero and Creston. 396 Comment
  OBI15545  Senecio aphanactis Robert F. Hoover 1967-4-20 10495 San Luis Obispo 4 mi E of Creston on La Panza rd Comment
  CAS-BOT-BC327409  Senecio astephanus H. Bryan Reed 1940-6-3 s.n. San Luis Obispo Old Atascadero Road Comment
  UCR122752  Senecio blochmaniae R. D. Goeden 1998-9-9 s.n. San Luis Obispo Central Coast, Montana de Oro State Park, sand spit access. Vicinity of Pecho Valley Road south of Morro Bay 15 Comment
  POM5427  Senecio breweri Benj Cobb 1907-04 s.n. San Luis Obispo Paso Robles. Comment
  SBBG34914  Senecio californicus Mrs. R. W. Summers 1882-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1314942  Senecio californicus R. F. Hoover 1967-5-6 10539 San Luis Obispo dry sand-flats at Jack Lake Comment
  CAS-BOT-BC363524  Senecio californicus David D. Keck 1933-5-5 2227 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern San Luis Obispo County Comment
  UC1614390  Senecio californicus Charles M. Belshaw Mar 1936 1733 San Luis Obispo vicinity San Luis Obispo and Morro Bay; San Luis Obispo, Morro Bay Comment
  OBI29287  Senecio douglasii var. douglasii David J. Keil 1980-9-15 14190 San Luis Obispo Avenales Wildlife Area along Shell Creek Rd ca. 1.3 mi N of Calif rte 58. Comment
  SBBG80308  Senecio elegans C. F. Smith 1983-5-6 12060 San Luis Obispo leeward side of dunes near ocean; at Guadalupe Oil Field N of Santa Maria River Comment
  OBI58271  Senecio elegans Austin P. Griffiths, Malcolm McLeod 1984-4-10 s.n. San Luis Obispo Guadalupe Dunes, Hidden Valley Comment
  JEPS31023  Senecio flaccidus var. douglasii Ernest C. Twisselmann 1960-9-27 6011 San Luis Obispo Grant's Lake, e San Luis Obispo County Western San Joaquin Valley, Temblor Range 576 Comment
  CDA28722  Setaria verticillata David J. Keil 2003-8-23 30287 San Luis Obispo Arroyo Grande. North of Wal-Mart shopping center along West Branch Street in vicinity of small pond in catchment basin. 0 Comment
  CAS-BOT-BC240254  Setaria viridis Ernest C. Twisselmann 1954-8-22 1522 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County 667 Comment
  UC1602150  Sidalcea malviflora subsp. malviflora J. H. Barber San Luis Obispo Morro Comment
  OBI19927  Sidalcea sparsifolia Walter F. Chesbro 1978-5-6 132 San Luis Obispo Dry area on Soda Lake Rd, 19 mi E of Soda Lake 610 Comment
  CAS-BOT-BC384591  Silene coniflora Clare B. Hardham 1961-4-17 6827 San Luis Obispo Santa Lucia Mountains. Pine Mountain 1005 Comment
  OBI54855  Silene coniflora David J. Keil 1997-4-18 26202 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 3.3 road miles north of junction with san jose-avenales road. 610 Comment
  OBI31005  Silene gallica Julie M. Vanderwier 1979-5-19 170 San Luis Obispo Indian Knob Tar Sands 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
  SBBG118519  Silene gallica E. Painter 2001-4-18 CR 206 San Luis Obispo margins of tank trail, along sides of rd; Camp Roberts 265 Comment
  UC57602  Silene gallica J. H. Barber San Luis Obispo Morro Comment
  OBI53892  Silene laciniata subsp. laciniata Arthur W. Hazebrook 1992-10-25 159 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hiill, trl along base of NE facing slope Comment
  OBI57939  Silene laciniata subsp. laciniata Austin P. Griffiths, G. F. Hrusa, E. W. Thompson 1983-8-7 s.n. San Luis Obispo Morro Bay Region, Approx. midspit Comment
  RSA135364  Silene laciniata subsp. major Volney Rattan 1887-06 s.n. San Luis Obispo Mountains of San Luis Obispo County. Comment
  SBBG113512  Silene verecunda C. B. Hardham 1960-6-17 6150 San Luis Obispo Chris Flood Crk Comment
  SBBG113514  Silene verecunda C. B. Hardham 1957-5-4 1850 San Luis Obispo Tierra Redonda Comment
  UC1285076  Silene verecunda subsp. platyota R. F. Hoover 1947-3-26 6745 San Luis Obispo just s Price Canyon; just s of Price Canyon Comment
  OBI77672  Silybum marianum Bruce Weiland 1970-11-25 17 San Luis Obispo Price Cyn near the rd Comment
  OBI57227  Sinapis arvensis David J. Keil 1998-4-10 26686 San Luis Obispo At LeRoy Baldwin property, 2051 O'Connor Way, SW of San Luis Obispo. Comment
  CDA3897  Sinapis arvensis T. C. Fuller 1962-3-1 7739 San Luis Obispo Highway 466, 2.3 miles west of Cholame. 0 Comment
  SBBG96281  Sisymbrium altissimum C. F. Smith 1952-7-11 3684 San Luis Obispo Hwy 166 between Russell and Spanish Ranches 609 Comment
  OBI65092  Sisymbrium irio Greg Wilvert 2005-4-30 345 San Luis Obispo SE Half of the Caliente Range. Along Padrones Cyn rd 864 Comment
  UC1953266  Sisymbrium officinale David Keil with Field Botany class 2010-4-30 30748 San Luis Obispo Los Osos. Sweet Springs Nature Preserve. Comment
  CAS-BOT-BC75335  Sisymbrium officinale Ernest C. Twisselmann 1969-4-24 15196 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 228 Comment
  SBBG119171  Sisyrinchium bellum M. Wetherwax, E. Painter 2002-3-28 SLO 228 San Luis Obispo Guard Hill Rd; Camp San Luis Obispo 200 Comment
  UCR134397  Sisyrinchium bellum George K. Helmkamp, E. A. Helmkamp 2001-4-29 6591 San Luis Obispo Irish Hills, Clark Valley Rd., 4.2 miles south of Los Osos Valley Rd, E of Los Osos 274 Comment
  OBI17707  Sisyrinchium bellum Lynne D. Althouse 1977-3-26 6 San Luis Obispo Wolfe's horse ranch near San Luis High School Comment
  RSA518268  Sisyrinchium bellum Steven A. Junak, Tina J. Ayers 1989-4-12 3946 San Luis Obispo Cuesta Ridge: along N side of main road (USFS Road# 29S11.3) at intersection with road to W end of Pick and Shovel Mine, about 4.4 miles W of Highway 101. 762 Comment
  SD245181  Sisyrinchium californicum David Keil, Dave Hacker 2005-6-24 30385 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel. Spring and marsh atop coastal terrace between highway and edge of sea bluff. Comment
  OBI27011  Solanum douglasii James Courtney 1980-12-20 6 San Luis Obispo Pennington Crk Biological Reserve Comment
  OBI56449  Solanum douglasii David J. Keil 1999-5-13 28342 San Luis Obispo Arroyo Grande area; Nipomo Mesa; 220 Summit Station Road. Comment
  OBI9151  Solanum douglasii H. E. McMinn 1936-3-5 4357 San Luis Obispo Hazard Cyn Comment
  SBBG16111  Solanum douglasii E. C. Twisselmann 1962-10-21 7935 San Luis Obispo Dorothy Twisselmann Ranch 670 Comment
  UC1125041  Solanum umbelliferum H. C. Lee 1936-2-24 418 San Luis Obispo 2 mi se of Picacho 152 Comment
  JEPS99189  Solanum umbelliferum Clare B. Hardham 1959-4-23 4306 San Luis Obispo Atascadero, Santa Barbara Road Santa Lucia Mountains Comment
  RSA17817  Solanum umbelliferum Carl B. Wolf 1929-4-15 3552 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles north of Santa Maria River. 61 Comment
  UCR28933  Solanum xanti J. H. Nishida 1982-6-5 427 San Luis Obispo 0.4 mi south of American Canyon Campground near stream 518 Comment
  OBI58805  Solanum xanti David J. Keil, with Kathleen A. Keil 1998-4-16 26753 San Luis Obispo Los Padres National Forest. 2.3 miles from Park Hill Rd. on Black Mountain Rd. Comment
  SBBG8826  Solidago confinis H. and M. Dearing 1940-8-18 4466 San Luis Obispo Oso Flaco Lake Comment
  OBI25576  Solidago elongata David J. Keil 1981-5-16 14673 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI80296  Solidago elongata Sophia Levin 2014-11-11 2 San Luis Obispo 1269 Bond Street, San Luis Obispo 71 Comment
  CAS-BOT-BC339771  Solidago guiradonis R. F. Hoover 1967-9-16 10872 San Luis Obispo 1 mi. n. of Oso Flaco Lake Comment
Read comments
May 23 2020
  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
  RSA0089341  Solidago velutina subsp. californica Mark A. Elvin, Jason Storlie 2014-10-10 7706 San Luis Obispo Central Coastal: Guadalupe Dunes; Guadalupe-Nipomo Dunes National Wildlife Refuge, Snakebite N of 3-Pond Valley. 650 m from S boundary of the Refuge. 18 Comment
  OBI53965  Sonchus oleraceus Larry Kelly, David J. Keil 1988-10-1 282 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI72360  Spergula arvensis Anthony Baniaga 2010-3-31 77 San Luis Obispo End of Zenon rd at entrance to Black Lake Cyn, on the Nipomo Mesa, Choin Property 46 Comment
  CAS-BOT-BC390077  Spergularia atrosperma R. F. Hoover 1952-4-20 8144 San Luis Obispo North side of Soda Lake, Carrizo Plain Comment
  CAS-BOT-BC390193  Spergularia bocconi John Thomas Howell 1961-4-15 36513 San Luis Obispo Paso Robles Comment
  OBI65771  Spergularia bocconi D. R. Miller 1997-5-22 497 -649 San Luis Obispo Pine Mt Region. Along parking area at DR Miller property, Tobacco Crk drainage 732 Comment
  CAS-BOT-BC390449  Spergularia macrotheca var. macrotheca Ynez Whilton Winblad 1937-6-17 s.n. San Luis Obispo Roosvelt [Roosevelt] Highway n. of San Simeon Comment
  CAS-BOT-BC390898  Spergularia marina Ernest C. Twisselmann 1955-4-26 1906 San Luis Obispo Temblor Range and the Western San Joaquin Valley. South end of Soda Lake, Carrisa Plains 609 Comment
  OBI64482  Spergularia marina David J. Keil 2001-5-10 29444 San Luis Obispo Palo Prieto Canyon, beside Bitterwater Valley Road, about 0.4?0.7 miles west from Kern County line 506 Comment
  UCR122640  Spergularia rubra George K. Helmkamp, E. A. Helmkamp 1998-5-19 3882 San Luis Obispo Outer South Coast Range; Santa Lucia Range, southwest of Paso Robles along CA Hwy 46 at York Mountain Road 366 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
  OBI53139  Stachys ajugoides Lynne Dee Oyler 1988-8-31 575 San Luis Obispo Moodshadow Ranch, equestrian. 215 acres on SE corner of 46 and hwy 1. Includes Perry crk Comment
  OBI58160  Stachys ajugoides David J. Keil 1998-7-2 27903 San Luis Obispo At Baldwin property and on property to west of Baldwin property, along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  SFV9872  Stachys ajugoides M. H. Grayum, K. Felt 1977-8-10 840 San Luis Obispo San Luis Obispo. Yard of 3120 Camellia Court 43 Comment
  OBI70853  Stachys albens George Butterworth 2009-6-21 703 San Luis Obispo Chimineas. San Juan River (S.J. Spur Rd), 579 Comment
  OBI26260  Stachys bullata Mark Schneider 1973-12-15 s.n. San Luis Obispo Poly Canyon Comment
  UCSB5858  Stachys bullata Ralph, F. 1959-4-12 San Luis Obispo along hillside of Hwy 1; 13.2 miles N of San Simeon 60 Comment
  OBI66952  Stebbinsoseris heterocarpa David J. Keil, with Kathleen A. Keil 2001-4-20 29361 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
  UC52273  Stebbinsoseris heterocarpa Mrs. R. W. Summers 1890-4-13 San Luis Obispo San Luis Obispo Valley Comment
  UC564135  Stellaria nitens Roxana S. Ferris 1935-3-30 9124 San Luis Obispo near Carriso Plain road junction with Maricopa-Cuyama Valley Hwy. 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
  SEINET13095584  Stephanomeria carotifera Robert F. Hoover 1964-8-13 9206 San Luis Obispo Santa Lucia Range. San Bernardo Creek. Comment
  OBI49832  Stephanomeria cichoriacea Steven A. Junak 1990-10-11 4440 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Cuesta Ridge: near NW corner of Cuesta Ridge Botanical Area, along W side of main rd (USFS Rd #29S11.3), just W of w boundary of Botanical Area, ca 5.6 mi W of Hwy 101 716 Comment
  CAS-BOT-BC375264  Stephanomeria elata R. F. Hoover 1964-8-13 9231 San Luis Obispo Mouth of Morro Creek Comment
  OBI15405  Stephanomeria elata Robert F. Hoover 1965-8-1 9501 San Luis Obispo Valley W of Mt. Bishop Comment
  UCD136250  Stephanomeria elata K. L. Chambers 1966-8-30 2474 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
  UC1928040  Stephanomeria elata David Keil 1998-10-9 28165 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. Comment
  CAS-BOT-BC375300  Stephanomeria exigua subsp. carotifera R. F. Hoover 1966-9-21 10093 San Luis Obispo Price Canyon near Pismo Beach Comment
  UC1314922  Stephanomeria exigua subsp. carotifera R. F. Hoover 1967-9-13 10865 San Luis Obispo Oso Flaco Lake. Comment
  OBI64449  Stephanomeria exigua subsp. carotifera David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28701 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  CAS-BOT-BC375390  Stephanomeria exigua subsp. coronaria R. F. Hoover 1966-7-13 9906 San Luis Obispo 3 mi. n. of Pozo Comment
  SBBG117897  Stephanomeria exigua subsp. exigua M. Wetherwax, E. Painter 2002-9-4 CR 369 San Luis Obispo Sulphur Spring Rd; Camp Roberts 263 Comment
  OBI56541  Stephanomeria pauciflora David J. Keil 1998-8-24 28036 C San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of Rock Front Ranch, N of Hwy 166. Comment
  CAS-BOT-BC322905  Stephanomeria pauciflora Ernest C. Twisselmann 1962-8-23 7686 San Luis Obispo Hills at the summit of Palo Prieta Canyn, Temblor Range and the Western San Joaquin Valley 640 Comment
  JEPS27631  Stephanomeria pauciflora var. pauciflora Ernest C. Twisselmann 1959-8-5 5565 San Luis Obispo Dorothy Twisselmann Ranch, summit of Choice Valley, Western San Joaquin Valley, Temblor Range 655 Comment
  RSA212261  Stephanomeria virgata Robert F. Hoover 1967-9-13 10865 San Luis Obispo Oso Flaco Lake. Comment
  CDA16065  Stephanomeria virgata subsp. pleurocarpa G. F. Hrusa 2000-9-3 15699 San Luis Obispo Carrizo Plain; Elkhorn Grade, 1st summit to E of Soda Lake Rd. 883 Comment
  OBI32467  Stipa coronata Rhonda Riggins 1982-5-14 1401 San Luis Obispo Los Padres NF. Agua Escondido Rd 1 mi N Huasna Rd (Jouchim Ranch) Comment
  UCR32239  Stipa lepida Smeltzer, Turnquist 1982-5-7 127 San Luis Obispo NE side of Laguna Lake Park. Comment
  OBI6602  Stipa pulchra Pat Jackson 1971-2-23 8 San Luis Obispo Cal Poly Sheep Pasture near student horse unit 91 Comment
  SD75737  Stuckenia pectinata D. W. Taylor 1970-6-22 T 70 118 San Luis Obispo at mouth of Los Osos Creek, east side of Morro Bay Comment
  UC1284940  Stylocline gnaphaloides R. F. Hoover 1947-3-26 6748 San Luis Obispo just s Price Canyon Comment
  RSA605977  Stylomecon heterophylla D. D. Keck, J. Clausen 1935-4-9 3092 San Luis Obispo Cholame 457 Comment
  RSA6919  Stylomecon heterophylla Frank Hatch 1932-4-4 s.n. San Luis Obispo Hillsides near Paso Robles Comment
  CAS-BOT-BC237053  Symphoricarpos mollis R. F. Hoover 1950-6-20 7985 San Luis Obispo 6 mi. W of Templeton on road to Cambria Comment
  UC1119931  Symphoricarpos mollis H. C. Lee 1936-4-9 558 San Luis Obispo 1 mi ne Saddle Pk.; Port San Luis 426 Comment
  OBI79920  Symphoricarpos mollis David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31871 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
  CDA34253  Symphyotrichum squamatum David J. Keil, M. Curto 2001-6-26 29624 San Luis Obispo Arroyo Grande, Camino Mercado, circa 0.2 miles north from junction with West Branch street. 0 Comment
  OBI78480  Tamarix parviflora Craig Woods 1978-11-4 71 San Luis Obispo At the end of Soda Lake on the Carrizo Plain 579 Comment
  SBBG104164  Tamarix ramosissima C. F. Smith 1993-6-15 12490 San Luis Obispo Branch Crk Rd, 6.34 mi from Hwy 166 Comment
  UC1583633  Tauschia arguta David Keil 1986-5-13 19447 San Luis Obispo Hi Mountain Road near Hi Mountain Lookout; near Hi Mountain Lookout 944 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
  OBI78629  Tecomaria capensis Brandon P. Taylor 2014-1-29 1 San Luis Obispo Baywood-Los Osos, CA; Corner of 3rd St and Santa Maria Ave 6 Comment
  OBI23329  Thalictrum fendleri J. T. Arnold 1965-4-11 49 San Luis Obispo Upper See cyn, N 1/2 of sect 14 Comment
  UC1126231  Thalictrum fendleri var. polycarpum H. C. Lee 1936-3-16 506 San Luis Obispo near mouth of Coon Creek; Port San Luis Quadrangle Comment
  SBBG16166  Thermopsis californica var. californica H. and M. Dearing 1934-3-3 San Luis Obispo between Cambria and Adelaida Comment
  RSA122429  Thermopsis californica var. californica P. L. Johannsen 1936-3-22 730 San Luis Obispo 3 miles W.S.W. of San Luis Obispo. 76 Comment
  HSC64110  Thysanocarpus curvipes J. P. Smith 1973-3-21 5898 San Luis Obispo 5 mi. E of Atascadero on Hwy. 41 305 Comment
  OBI82468  Thysanocarpus laciniatus David J. Keil 2016-3-4 33550 San Luis Obispo Santa Rita Creek Canyon along Santa Rita Road 275 Comment
  OBI64587  Thysanocarpus laciniatus David J. Keil, with V. L. Holland 2003-4-7 30123 San Luis Obispo Red Mountain Road northeast of San Simeon. Vicinity of 35.63975 deg. N x 121.07861 deg. W 518 Comment
  RSA121500  Thysanocarpus laciniatus H. C. Lee 1937-3-30 19953 San Luis Obispo 3/4 miles NW of Neals Springs, Paso Robles 290 Comment
  CDA11453  Torilis arvensis G. F. Hrusa 1995-5-28 12211 San Luis Obispo Black Butte Research Natural Area; Black Butte Research Natural Area. E base of Ridge 2. Comment
  OBI33025  Torilis nodosa David J. Keil, Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham, et al. 1983-6-12 17152 San Luis Obispo Vicinity of Arroyo de los Chinos and Arroyo de la Cruz N of San Simeon. Near its big bend to the S Comment
  OBI20469  Toxicodendron diversilobum Ed Zimmerman 1966-4-17 29 San Luis Obispo Cuesta Summit west side Comment
  JEPS32608  Tragopogon porrifolius Ernest C. Twisselmann 1963-6-7 8382 San Luis Obispo Carter Place, Choice Valley Western San Joaquin Valley, Temblor Range, Choice Valley 640 Comment
  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
  OBI8643  Tribulus terrestris Robert F. Hoover 1969-7-12 11430 San Luis Obispo Salinas River at Paso Robles Comment
  SBBG96710  Trichostema lanatum D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1967 San Luis Obispo upper end of Chaparral Rd near E end of Cuesta Ridge Botanical Area, below TV antennas Comment
  SBBG96712  Trichostema lanatum D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1972 San Luis Obispo Chaparral Rd near the E end of the Botanical area, below TV antennas Comment
  UC1450976  Trichostema lanceolatum R. F. Hoover 1969-10-6 11652 San Luis Obispo Cuyama Valley near Kern Co. line Comment
  OBI29953  Trichostema lanceolatum Jim Pollard 1972-8-29 11 San Luis Obispo Santa Margarita, approx 5 mi up Park Hill Rd from hwy 58 Comment
  OBI12725  Trifolium albopurpureum Eben McMillan 1952-5-2 91 San Luis Obispo Choice Valley, 1 mi S, 8 mi E of Shandon Comment
  UCR28930  Trifolium albopurpureum J. H. Nishida 1982-4-10 249 San Luis Obispo South Coast Range, American Canyon Campground 524 Comment
  RSA349490  Trifolium albopurpureum L. S. Rose 1925-3-25 35044 San Luis Obispo Union Comment
  UC1583602  Trifolium albopurpureum var. albopurpureum David Keil with Lynne Dee Oyler 1986-5-21 19517 San Luis Obispo 3.6 mi s Santa Margarita (Santa Margarita Ranch, along Ranch Rd, in area that was locally the e boundary of the Las Pilitas fire of July 1985); Eastern base of Santa Lucia Mtns Comment
  JEPS99362  Trifolium bifidum var. decipiens Clare B. Hardham 1961-4-14 7377 San Luis Obispo Santa Rosa Creek, headwaters Santa Lucia Mountains Comment
  OBI80960  Trifolium ciliolatum Sabrina Orro, Jonny Boetsch, Meg Faibisch, Lilian Krosse, Eric Womack 2015-4-12 1 San Luis Obispo Rinconada Trail Comment
  SBBG67179  Trifolium ciliolatum L. G. Yates 1894-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI26915  Trifolium fragiferum David J. Keil 1977-8-21 12508 San Luis Obispo Ca. 3 mi W of Cuesta College along Calif Rte 1 along Chorro Crk Comment
  SBBG118061  Trifolium fragiferum E. Painter, M. Wetherwax 2002-8-13 CR 337 San Luis Obispo Nacimiento River, at eastern end of Avery Rd; Camp Roberts 170 Comment
  OBI12687  Trifolium fucatum Robert F. Hoover 1969-4-22 11251 San Luis Obispo San Bernardo Crk E of Morro Bay Comment
  PASA232  Trifolium fucatum 1929-5-5 San Luis Obispo Along wash near Cambria Comment
  UCD109013  Trifolium fucatum P. B. Kennedy 1929-4-11 10187 San Luis Obispo San Luis Obispo County: 5.5 miles from Morro. 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
  OBI12656  Trifolium obtusiflorum Robert F. Hoover 1966-7-13 9911 San Luis Obispo Wilson Cyn crk about 1 mi S of Middle Branch Huerhuero Crk Comment
  UCSC000414  Trifolium obtusiflorum Unknown 1887-1 s.n. San Luis Obispo Comment
  OBI47113  Trifolium oliganthum Lynne Dee Oyler 1986-3-21 369 b San Luis Obispo Agua Escondido, USFS blue oak study area, NE of Arroyo Grande Comment
  UC1285154  Trifolium variegatum var. melananthum R. F. Hoover 1947-5-2 7119 San Luis Obispo