Search Results — 2000 specimen records retrieved (1153 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)

Results for search: County=SAN LUIS OBISPO; Source=All;   

Mapping Options:

BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(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.

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CDA17678  Abronia latifolia Austin Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Arroyo de La Cruz; Pt. Sierra Nevada at mouth of Arroyo de la Cruz, ca. midway back. 6 Comment
  OBI12230  Abronia latifolia Aart C. De Vos 1963-4-30 95 San Luis Obispo S end of Morro Bay Comment
  OBI7459  Abronia latifolia David J. Keil, Malcolm McLeod, B. Meyer 1976-10-16 11862 San Luis Obispo Montana de Oro State Park Comment
  NY679468  Abronia umbellata R. W. Summers 05 1885 1 San Luis Obispo Comment
  SBBG95345  Abronia umbellata G. Goulding, M. Meredith 1986-5-3 27 San Luis Obispo Los Osos, W of Pecho Valley Rd, SE of Shark's Inlet Comment
  UC101276  Abronia umbellata E. Palmer, M. D. 1876-7-2 521 San Luis Obispo 25 mi ne San Luis Obispo Comment
  OBI30815  Abronia umbellata var. umbellata Walter F. Chesbro 1978-5-26 250 Q San Luis Obispo Below Montana de Oro State Park Comment
Read comments
Sep 11 2015
  OBI40995  Abronia umbellata var. umbellata David J. Keil, Eric A. Wise 1985-4-25 18555 San Luis Obispo On N side of Black Lake Cyn near Calif hwy 1 Comment
  OBI62547  Abronia umbellata var. umbellata Bernard Miossi 1939-6-4 98 San Luis Obispo Baywood Park, along the Los Osos Valley rd about 2 mi N of Sunnyside School 26 Comment
  OBI73525  Abronia umbellata var. umbellata David J. Keil 1990-4-26 21398 San Luis Obispo Mobil Oil Co. property on Nipomo Dunes south of Oso Flaco Lake Road, east of Oso Flaco Lake Comment
  OBI78313  Abronia umbellata var. umbellata Robert F. Hoover 1946-7-24 6248 San Luis Obispo S end of Morro Bay 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
  SBBG95642  Acer macrophyllum D. Keil with M. Luckow 1982-3-7 15694 San Luis Obispo between Santa Margarita and Cuesta summit along US 101, at turnout to bicycle path just N of Cuesta summit Comment
  OBI28510  Achillea millefolium David J. Keil, Eric Wise 1982-7-2 16279 San Luis Obispo Nipomo Mesa area W of Pomeroy rd along Black Lake cyn trl Comment
  OBI29104  Achillea millefolium Karen Symonds 1982-6-25 8 San Luis Obispo Montana de Oro State Park, along Coon Crk trl Comment
  OBI66849  Achillea millefolium David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29606 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  SBBG84304  Achillea millefolium Abreast 1984-4-13 24 San Luis Obispo Vista Pt off St Hwy 1, 2 mi S of San Simeon 15 Comment
  OBI17139  Achillea millefolium Robert F. Hoover 1946-10-20 6524 San Luis Obispo near Callender RR siding Comment
  OBI17151  Achillea millefolium T. Elliott 1966-4-23 34 San Luis Obispo 20 mi outside S. Marguerita along hwy 58 Comment
  OBI62521  Achillea millefolium L. D. Oyler 1990-6-12 1179 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  UCSB18196  Achillea millefolium Fisher, Michael 1964-4-18 San Luis Obispo 20 feet north of Balboa Road, 1.8 miles north of intersection with Monterey Road, Atascadero 259 Comment
  UCSB47294  Achillea millefolium Osburn, Rob 1979-5-17 San Luis Obispo On calif. Hwy. 141, 6 miles NE of Cholame Valley 548 Comment
  OBI28817  Achyrachaena mollis David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14462 San Luis Obispo 10 mi E of jctn with Calif rte 227 along Calif rte 58 Comment
  OBI56685  Achyrachaena mollis David J. Keil 1998-5-6 27091 San Luis Obispo NE of Paso Robles. Vernal pool on S side of Tower Rd., 0.3 mi W of junction with Jardine Rd. Comment
  OBI80156  Acmispon brachycarpus David J. Keil, V. L. Holland 1986-5-26 19570 San Luis Obispo Nacimiento Lake, North shore. Oak Shores proposed development. Comment
  OBI30633  Acmispon glaber var. glaber Neil Havlik 1967-5-21 326 -25 San Luis Obispo 2 mi E of Navajo Campground, La Panza district, Los Padres Natl Forest Comment
  OBI78046  Acmispon heermannii var. orbicularis Melody Dickens 1980-5-30 28 San Luis Obispo Morro rock, Morro Bay Comment
  SBBG34866  Acmispon heermannii var. orbicularis Mrs. R. W. Summers 1886-4-6 San Luis Obispo Avila coast Comment
Read comments
Nov 4 2011
  OBI56424  Acmispon junceus var. biolettii David J. Keil, Rhonda Riggins 1987-5-11 20155 San Luis Obispo Cuesta Ridge E, ca 6.7 mi from jctn with US 101 along Cuesta Ridge Rd 792 Comment
  OBI35436  Acmispon junceus var. junceus Melody Dickens 1980-4-16 10 San Luis Obispo Morro rock, Morro Bay Comment
  OBI80169  Acmispon parviflorus David J. Keil 1986-5-17 19511 San Luis Obispo Rancho Santa Margarita Comment
  OBI13023  Acmispon strigosus Robert F. Hoover 1950-4-21 7850 San Luis Obispo Cambria Comment
  OBI31199  Acmispon strigosus Julie M. Vanderwier 1979-4-13 119 San Luis Obispo Indian Knob Tar Sands Comment
  OBI32106  Acmispon strigosus David J. Keil, Melissa Luckow 1981-7-3 14937 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI75476  Acmispon strigosus Jenner Whitt 2003-5-3 3 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI75856  Acmispon strigosus Al Lindholm 1971-4-11 168 A 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. Next to road, E slope of Geode Mtn Comment
  OBI13016  Acmispon wrangelianus Eben McMillan 1952-4-2 34 San Luis Obispo Palo Prieta Cyn, 5 mi SE Cholame Comment
  CAS-BOT-BC29238  Acourtia microcephala R. F. Hoover 1947-7-10 7288 San Luis Obispo Mesa 4 mi. west of Nipomo Comment
  CAS-BOT-BC29228  Acourtia microcephala Mrs. R. R. Reed 1916-7-9 s.n. San Luis Obispo Huasno Comment
  CDA276  Acroptilon repens David J. Keil Sep 1988 s.n. San Luis Obispo Highway 41 between Morro Bay and Atascadero, ca. 3 road miles east of Morro Bay. 0 Comment
  CAS-BOT-BC29907  Acroptilon repens Ernest C. Twisselmann 1954-7-24 1468 San Luis Obispo Davies Ranch Road: 4 miles south of Cholame 548 Comment
  OBI58675  Adenostoma fasciculatum David J. Keil 1998-3-27 26437 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  RSA586572  Adenostoma fasciculatum var. fasciculatum F. L. Johnson, E. A. Young 1993-5-27 ROB- 651 San Luis Obispo 1 km S of Pick and Shovel Mine. Comment
  UC1127731  Adenostoma sparsifolium T. M. Hendrix 1939-5-25 1061 San Luis Obispo 2.4 mi. n.w. Double Springs; Los Padres Nat'l Forest, Branch Mt. Quad. Comment
  CAS-BOT-BC68933  Adiantum jordanii M. M. Miles 1880-1-1 16 San Luis Obispo Santa Lucia Range Comment
  OBI1093  Adiantum jordanii B. A. Smith 1966-4-8 13 San Luis Obispo About 2 miles N. on See Canyon Rd. from Avila Beach Rd. Comment
  UC1969554  Aegilops triuncialis David Keil 2000-5-31 28790 San Luis Obispo Highway 46 between Cambria and Paso Robles, ca. 8.5 miles east from junction with Highway 1. Comment
  RSA522596  Agastache urticifolia David J. Keil, Rick Oyler, Lynne Oyler 1986-5-17 19469 San Luis Obispo Santa Margarita Ranch. 3.6 miles S of Santa Margarita along ranch road. Eastern base of Santa Lucia Mountains in area that was locally the eastern boundary of the Las Pilitas fire of July 1985. Comment
  UC1124425  Agastache urticifolia T. M. Hendrix 1937-6-6 260 San Luis Obispo 1 1/2 mi nw New District School; Pozo Quadrangle Comment
  UC1224750  Agoseris grandiflora var. grandiflora R. F. Hoover 1949-5-16 7700 San Luis Obispo Poly Canyon Poly Canyon Comment
  CAS-BOT-BC22899  Agoseris heterophylla Clare B. Hardham 1957-5-4 1873 San Luis Obispo Tierra Redondo Comment
  CAS-BOT-BC46080  Agoseris heterophylla var. cryptopleura Grant 1903-4-30 5375 San Luis Obispo Shandon Comment
  RSA0039409  Agoseris heterophylla var. cryptopleura LeRoy Gross, Evan Meyer 2014-4-15 6221 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  CAS-BOT-BC46073  Agoseris heterophylla var. cryptopleura D. E. Breedlove 1962-3-24 1975 San Luis Obispo 3.5 miles east of Templeton 274 Comment
  OBI17126  Agoseris retrorsa Robert F. Hoover 1950-5-6 7872 San Luis Obispo E slope of La Panza range Comment
  RSA0029815  Agrostis D. M. McF 1954-6-18 s.n. San Luis Obispo Dick Westerman Ranch, Arroyo Grande. 15 miles from ocean. 152 Comment
  OBI22543  Agrostis exarata Robert F. Hoover 1947-5-23 7174 San Luis Obispo Near Sunnyside School, Los Osos Valley Comment
  OBI82514  Agrostis exarata David J. Keil, with Kathleen Keil 2016-6-26 33278 San Luis Obispo Santa Rita Road west of Templeton 275 Comment
  CAS-BOT-BC139372  Agrostis hooveri Clare B. Hardham 1958-6-22 3729 San Luis Obispo See Canyon, Avila. Comment
  OBI82443  Agrostis hooveri David J. Keil, with V. L. Holland 2015-6-19 33250 San Luis Obispo Rural area north of Arroyo Grande between Corbett Canyon Road and Highway 227, accessed via Dairy Lane and a private drive 125 Comment
  CAS-BOT-BC138959  Agrostis pallens R. F. Hoover 1964-6-7 8991 San Luis Obispo San Carpoforo Creek just above WIndy Point. Comment
  OBI59090  Agrostis pallens David J. Keil 1998-5-14 27268 San Luis Obispo Montana de Oro State Park. Valencia Peak burn area. Comment
  RSA769866  Agrostis pallens David J. Keil 2010-7-2 30903 San Luis Obispo Between San Luis Obispo and Arroyo Grande at 615 Ormonde Road, south of intersection of Ormonde Road with Price Canyon Road. 5-acre rectangular parcel 100 Comment
  OBI22515  Aira caryophyllea Robert F. Hoover 1965-5-22 9386 San Luis Obispo Cambria Comment
  OBI5622  Aira caryophyllea Sharon Jochums 1974-5-18 215 San Luis Obispo At Arroyo de la Cruz Comment
  SBBG18471  Allium amplectens C. B. Hardham 1960-4-16 5436 San Luis Obispo Dellaganna Crk, Cypress Mtn 609 Comment
  CAS-BOT-BC468916  Allium crispum Ernest C. Twisselmann 1962-4-27 7021 San Luis Obispo Palo Prieta Canyon, 3 miles south of Cholame 548 Comment
  SJSU3328  Allium crispum C. W. Sharsmith 1962-4-20 6795 San Luis Obispo Temblor Range c. 9 mi NW of Simmler 643 Comment
  OBI8400  Allium haematochiton Lynne Dee Althouse 1977-4-2 24 San Luis Obispo Wolfe's horse ranch near San Luis High School 137 Comment
  UCR29105  Allium hickmanii David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow 1981-4-11 14339 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  OBI66959  Allium howellii var. howellii David J. Keil, with Kathleen A. Keil 2001-4-20 29351 San Luis Obispo California Valley near intersection of Belmont Trail and Clarksburg Road 591 Comment
  UC1296348  Allium lacunosum R. F. Hoover 1947-5-12 7163 San Luis Obispo near San Luis Obispo (w base of Mt. Bishop); Mt. Bishop Comment
  OBI54207  Allium lacunosum var. lacunosum David J. Keil, V. L. Holland 1996-6-6 25882 San Luis Obispo Prefumo Cyn Homes project site along Prefumo Crk ca 1/3 mi from Los Osos Valley Rd Comment
  SBBG81851  Allium lacunosum var. micranthum C. F. Smith 1950-5-4 2755 San Luis Obispo between Creston and Simmler, N of La Panza Public Camp Comment
  JEPS99221  Allium unifolium Clare B. Hardham 1960-5-5 5742 San Luis Obispo Pine Mountain, spring Santa Lucia Mountains 762 Comment
  UC455656  Allophyllum glutinosum I. J. Condit 1908-5-31 San Luis Obispo Trout Creek Comment
  UCD67283  Allophyllum glutinosum G. F. Hrusa; D. Ragan 1995-6-20 12377 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. Ridge 1 near summit area, approx. 1/2 mile E of Peak 1 (Radio Facility 2). 700 Comment
  OBI38234  Alnus rhombifolia Eric Wise 1981-9-2 1089 San Luis Obispo Las Tablas Crk entering lake Nacimiento Comment
  SEINET8075666  Amaranthus albus David Keil 2000-6-24 28823 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..; 0 335 Comment
  UC455621  Amaranthus albus I. J. Condit 1910-8-26 San Luis Obispo Cal Poly School Garden San Luis Obispo Comment
  IRVC29226  Amaranthus albus G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8841 San Luis Obispo Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek Central Coast 136 Comment
  OBI71941  Ambrosia acanthicarpa George Butterworth 2009-11-5 762 San Luis Obispo Chimineas. Cuyama River, Oakey 495 Comment
  OBI17113  Ambrosia acanthicarpa Robert F. Hoover 1966-9-12 9981 San Luis Obispo Bed of Santa Maria River n of Santa Maria Comment
  CDA17573  Ambrosia chamissonis Austin Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes; Along N Side of Oso Flaco Creek. Comment
  OBI51423  Ambrosia chamissonis Larry Kelly, David J. Keil 1988-10-1 303 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  UCR134445  Ambrosia psilostachya George K. Helmkamp 2003-9-26 8176 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  SBBG108038  Amelanchier utahensis C. B. Hardham 1957-5-12 1919 San Luis Obispo Franklin Crk Comment
  UCR29863.2  Amelanchier utahensis David J. Keil 1979-5-13 13067 San Luis Obispo Santa Lucia Mtns, along Cuesta Ridge Road west of Cuesta Pass 633 Comment
  UCR166284  Ammi majus George K. Helmkamp, E. A. Helmkamp 1995-6-20 95-2- 13 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
  UCD54025  Ammophila arenaria Austin P. Griffiths 1980-7-2 s.n. San Luis Obispo San Luis Opisbo County: ca. 2 mi. S of Oceano, W of bordering drainage canal, along E margin of sand dunes, just above stabilized area. 10 Comment
  CAS-BOT-BC180592  Amorpha californica var. californica Alice Eastwood 1928-5-17 15147 San Luis Obispo Along old road to Pozo Comment
  UC410466  Amorpha californica var. californica Alice Eastwood 1928-5-17 15147 San Luis Obispo along old road to Pozo San Luis Obispo Comment
  SBBG51252  Amsinckia J. Doty 1969-4-25 639 San Luis Obispo Oso Flaco Dunes, 3.6-4 mi W of State Hwy 1 Comment
  SEINET12519062  Amsinckia Forrest Shreve 1918-1 s.n. San Luis Obispo Near Pozo Comment
  RSA499912  Amsinckia douglasiana Paul C. Silva 1947-3-30 1206 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley. Comment
  UC1084615  Amsinckia douglasiana Francia Chisaki, Peter Kamb 1952-4-4 2193 San Luis Obispo 0.9 mi by road e of La Panza (on south side of valley) 533 Comment
  OBI20683  Amsinckia furcata Eben McMillan 1952-3-21 4 San Luis Obispo Polonio Pass, 5 mi NE of Cholome Comment
  POM220936  Amsinckia furcata D. D. Keck, J. Clausen 1935-4-9 3107 San Luis Obispo Summit of Polonic Pass, 5 mi. east of Cholame on road to Lost Hills, southern tip of Diablo Range. 579 Comment
  OBI69941  Amsinckia intermedia Dick Barkelew 1920-4-11 1 San Luis Obispo Lopez Lake on roadside Comment
  SBBG124147  Amsinckia intermedia D. Wilken with E. Painter 2011-5-2 17947 San Luis Obispo coastal flat at mouth of Oak Knoll Crk, E of Hwy 1 1 Comment
  UCD119681  Amsinckia intermedia G. F. Hrusa 1995-5-28 12239 San Luis Obispo San Luis Obispo County: SE base of Peak 3. 500 Comment
  SEINET12519159  Amsinckia intermedia Alma L. Moldenke, Harold N. Moldenke 1976-1 30479 San Luis Obispo On raodbank in open oak woods near Creston on Route 41 Comment
  UCSB44319  Amsinckia menziesii Zeeb, Marty 1979-4-20 San Luis Obispo At Nipomo Mesa on Highway 1, 6 miles North West of Guadalupe 30 Comment
  SBBG15539  Amsinckia spectabilis M. A. Piehl 1963-4-21 6390 San Luis Obispo near Lion Rock, S of Los Osos 9 Comment
  SDSU4866  Amsinckia spectabilis D. F. Howe 1948-5-17 1895 San Luis Obispo Coast of the county. Comment
  UCSB39068  Amsinckia spectabilis var. microcarpa Richardson, D. 1976-4-30 San Luis Obispo Nipomo Mesa, on Calif. 1, 6 miles from Guadalupe; west side of road 30 Comment
  CDA42259  Amsinckia tessellata var. gloriosa G. F. Hrusa, M. Pitcairn 2015-4-13 18605 San Luis Obispo Carrizo Plain; Carrizo Plain. N. end. Side of Sprague Rd. a continuation of 7 Mi. Rd. 712 Comment
  UC1178214  Amsinckia tessellata var. gloriosa C. R. Bell 1952-3-22 1263 San Luis Obispo 4 mi e Cholame (on Polonio Pass Road) Comment
  CAS-BOT-BC209528  Amsinckia vernicosa James R. Shevock; Jack Zaninovich 1983-3-30 10222 San Luis Obispo South Coast Ranges. 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 33/166 800 Comment
  CAS-BOT-BC45176  Anaphalis margaritacea Ernest C. Twisselmann 1965-11-2 11715 San Luis Obispo Highway 1, just north of San Carpojo Creek 60 Comment
  OBI29894  Anthemis cotula Carol Radike, Kristin Bryan 1980-6-8 2 San Luis Obispo Along rd to Santa Margarita Lake just W of turnoff to Las Piliatas Rd Comment
  OBI17081  Anthemis cotula R. R. LaBelle 1967-10-10 38 San Luis Obispo Laguna Lake, on NE side of lake Comment
  OBI31650  Anthemis cotula Turnquist, Smelzter 1982-6-16 164 San Luis Obispo Laguna Lake Park. Near N end of paved rd Comment
  UCR67847  Anthriscus caucalis David J. Keil, L. D. Oyler, Rick Oyler 1986-5-17 19466 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
  OBI28104  Anthriscus caucalis Carrie Wilson, Allison Berry 1982-5-9 37 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of CA Rte 101 on Ca Rte 58-Santa Margarita. Site to R of rd across RR tracks- 50 yds Comment
  JEPS35090  Antirrhinum kelloggii R. F. Hoover 1947-3-19 6695 San Luis Obispo Oak Park District Comment
  OBI45818  Antirrhinum kelloggii David M. Thompson 1983-5-26 321 San Luis Obispo San Luis Obispo. NE side of Cerro Remauldo on 1982 controlled burn 700 ft above the forest area above the old incinerator on the Camp San Luis Obispo Military Reservation. San Luis Obispo quad 244 Comment
  OBI27349  Antirrhinum multiflorum Robert L. Allen, Nancy E. Arnold 1981-5-17 304 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  SBBG93653  Antirrhinum multiflorum T. J. Ayers with S. A. Junak 1989-6-22 764 San Luis Obispo powerline rd 0.3 mi SW of intersection with Tassajara Crk Rd, ca. 1.8 mi W of Hwy 101 Comment
  UC1953798  Antirrhinum nuttallianum David Keil 1988-7-2 20858 San Luis Obispo Morro Bay State Park, east of South Bay Blvd, Vicinity of old cement plant or on hill to northeast. Comment
  SD172198  Antirrhinum ovatum Clifton F. Smith 1991-6-25 12215 San Luis Obispo At crest range along road between Cuyama Valley and Carrizo Plain, in western part of Caliente Mountain Ridge 1372 Comment
  CAS-BOT-BC237898  Antirrhinum ovatum Robert W. Storer 1949-5-26 453 San Luis Obispo 11 miles north and 4 miles west of Simmler Comment
  OBI59981  Antirrhinum ovatum Clifton F. Smith 1993-6-2 12466 San Luis Obispo along road near summit of Caliente Range, S of jctn of road to Caliente Mtn and road to Carrizo Plain Comment
  SBBG105014  Antirrhinum ovatum J. Sainz 1991-6-25 San Luis Obispo Caliente Range, at summit of rd between Cuyama Valley and Carrizo Plain Comment
  OBI58689  Aphanes occidentalis David J. Keil 1998-4-7 26594 San Luis Obispo 2 mi. N from Hwy 58 on Hwy 229 S of Creston. 469 Comment
  RSA85946  Aphanes occidentalis F. W. Peirson 1925-3-24 5660 San Luis Obispo Morro Creek Divide. 427 Comment
  SBBG95829  Aphanes occidentalis D. Keil 1986-3-22 19097 San Luis Obispo Hwy 58, 2.7 mi SE of jct with Shell Crk Rd 487 Comment
  RSA308261  Apiastrum angustifolium Henry J. Ramsey, Henry J. Ramsey 1940-4-20 3122 San Luis Obispo Hwy 41, near Templeton Comment
  OBI78978  Apium graveolens David J. Keil 2013-8-22 31941 San Luis Obispo Morro Bay State Park. East of South Bay Blvd at northern edge of park along unpaved access road to pumphouse. Area of former campground. 5 Comment
  OBI18628  Apocynum cannabinum Robert F. Hoover 1964-7-7 9117 San Luis Obispo San Luis Obispo: bank of Steiner Crk along Santa Rosa St Comment
  SBBG98350  Apocynum cannabinum E. McMillan 1948-9-24 San Luis Obispo E side of Carrizo Plain Comment
  CAS-BOT-BC392058  Aquilegia eximia R. F. Hoover 1957-8-28 8406 San Luis Obispo San Simeon Creek Comment
  RSA128109  Aquilegia eximia Clare B. Hardham 1957-10-14 2672 San Luis Obispo Near top of Cypress Mts. 762 Comment
  CAS-BOT-BC17270  Arabidopsis thaliana Ernest C. Twisselmann 1954-8-6 1493 San Luis Obispo The Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Eastern San Luis Obispo County. 972 Comment
  UC1121461  Arctostaphylos T. M. Hendrix 1939-5-7 1014 San Luis Obispo 1.1 mi nw New District School; Pozo Quadrangle Comment
  UC1281493  Arctostaphylos H. E. McMinn 1935-6-16 3846 San Luis Obispo from Atascadero to Morro Bay; Morro Canyon Comment
  OBI14755  Arctostaphylos crustacea Robert F. Hoover 1963-5-4 8556 San Luis Obispo Upper Coon crk Comment
  SBBG41173  Arctostaphylos crustacea R. F. Hoover 1965-2-28 9334 San Luis Obispo trail to Cerro Alto from Cerro Alto Camp Comment
  CAS-BOT-BC23531  Arctostaphylos crustacea Clare B. Hardham 1956-2-26 180 San Luis Obispo Cerro Alta Comment
  SEINET12524569 Image available Arctostaphylos crustacea H. C. Lee 1936-1 462 San Luis Obispo Two miles north-northwest of Camp Hill, Arroyo Grande quadrangle Sec. 2, T. 32S., R. 12E. 122 Comment
  CAS-BOT-BC25173  Arctostaphylos crustacea subsp. crinita R. F. Hoover 1947-3-8 6649 San Luis Obispo Cambria Comment
  OBI14700  Arctostaphylos crustacea subsp. crustacea Robert F. Hoover 1946-11-16 6552 San Luis Obispo Upper Arroyo Grande, at top of ridge opposite County park Comment
  OBI14741  Arctostaphylos cruzensis Robert F. Hoover 1947-1-26 6600 San Luis Obispo Osos Valley Comment
Read comments
Dec 24 2016
  UCD50486  Arctostaphylos cruzensis Walter Knight; Irja Knight, Roman Gankin, W. Hildreth 1964-3-26 378 San Luis Obispo Arroyo de la Cruz, about 9 miles north of San Simeon. Comment
  UC1302407  Arctostaphylos cruzensis Robert F. Thorne and Percy C. Everett 1963-6-12 32256 San Luis Obispo roadbank along Hwy 1 Arroyo de la Cruz Creek (nw corner of county) Comment
  SD71282  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1965-9-15 9554 San Luis Obispo Summit on Pozo-Grande road. Comment
  JEPS34349  Arctostaphylos glandulosa subsp. glandulosa Rimo Bacigalupi and L. R. Heckard 1963-4-20 8824 San Luis Obispo due sse Cuesta Pass (along dirt road following ridge (main crest) of range); Santa Lucia Range 701 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
  OBI62989  Arctostaphylos glauca D. R. Miller 1994-1-14 194 -58 San Luis Obispo Pine Mtn region. Along Ridge rd on E slope of Pine Mt, near Indian Summer camp 900 Comment
  OBI8341  Arctostaphylos glauca Tracey & Viola Call, Viola Call 1965-4-10 2337 San Luis Obispo 3/4 mi along road Poly Canyon from Cuesta Ridge 549 Comment
  OBI14665  Arctostaphylos hooveri Robert F. Hoover 1964-5-15 8892 San Luis Obispo Pine Top Mt Comment
  CAS-BOT-BC39011  Arctostaphylos luciana R. F. Hoover 1964-2-2 8629 San Luis Obispo Cuesta Pass, on bank above west side of highway exactly at summit. Comment
  CAS-BOT-BC40078  Arctostaphylos morroensis R. F. Hoover 1964-3-16 8653 San Luis Obispo Los Osos Highlands Comment
  CAS-BOT-BC40105  Arctostaphylos morroensis R. F. Hoover 1947-1-6 6593 San Luis Obispo Baywood Park. Comment
  CAS-BOT-BC40110  Arctostaphylos morroensis Roman Gankin 1958-2-5 274 San Luis Obispo South end of Morro Bay Comment
  RSA633196  Arctostaphylos morroensis Jon E. Keeley, Melanie Baer-Keeley 1993-9-4 24356 San Luis Obispo At the entrance to Montana de Oro State Park. 70 Comment
  UCD52479  Arctostaphylos morroensis Roman Gankin 1958-2-5 274 San Luis Obispo South end of Morro Bay. Comment
  CAS-BOT-BC40109  Arctostaphylos morroensis Ernest C. Twisselmann 1959-5-23 5272 San Luis Obispo Pecho Hills, just north of the mouth of Hazard Canyon (the type locality). 38 Comment
  SEINET11989240  Arctostaphylos morroensis Unknown 1958-1 San Luis Obispo Comment
  SBBG16076  Arctostaphylos obispoensis M. A. Piehl 1963-4-20 6376 San Luis Obispo 2.5 mi W of Cuesta Summit Pass, US Hwy 101 Comment
  UCD52935  Arctostaphylos obispoensis Roman Gankin; w. W. R. Hildreth, Rod Myatt, Ben Hager, and Tom King 1969-9-21 1312 San Luis Obispo On Cuesta Ridge 5.3 miles west of highway 101. Comment
  CAS-BOT-BC39862  Arctostaphylos obispoensis W. R. Dudley 1905-1-5 s.n. San Luis Obispo Above Klein Mine Comment
  RSA123386  Arctostaphylos obispoensis R. St. John 1932-11 324 San Luis Obispo Pine Mountain. 822 Comment
  RSA633459  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27617 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  RSA633462  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27627 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  UC1776754  Arctostaphylos osoensis G. F. Hrusa 1995-6-20 12410 San Luis Obispo Hollister Peak; SW-facing shoulder of Hollister Peak. Bare volcanic substratum, immediately below last steep ascent to peak from S side. 375 Comment
  OBI14571  Arctostaphylos pechoensis Robert F. Hoover 1967-2-18 10225 San Luis Obispo Diablo Cyn, San Luis range Comment
  RSA122342  Arctostaphylos pechoensis A. E. Wieslander 1936-5-11 635 San Luis Obispo Head of Wild Cherry Canyon 457 Comment
  SBBG65558  Arctostaphylos pechoensis C. Bornstein, E. Collins 1994-4-21 San Luis Obispo See Cyn Rd 281 Comment
  SEINET11989274  Arctostaphylos pechoensis var. cruzensis Unknown 1966-1 809 San Luis Obispo Arroyo de los Chinos about 10 mi N of San Simeon Comment
  JEPS98806  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8599 San Luis Obispo trail to Machesna Mt. La Panza Range Comment
  UC1309708  Arctostaphylos pilosula A. E. Wieslander 1935-3-29 538 San Luis Obispo La Panza Range Santa Barbara National Forest, La Panza Quadrangle 975 Comment
  UCD53663  Arctostaphylos pilosula N. French 1936-1-31 708 San Luis Obispo Sycamore Springs. 60 Comment
  CAS-BOT-BC44382  Arctostaphylos pilosula Walter Knight; Irja Knight; Elizabeth McClintock; Jacob Sigg 1981-3-4 4099 San Luis Obispo From Strybing Arboretum, Golden Gate Park, San Francisco, collection #68-82 via Univ. of Calif. Davis #A67.781. Comment
  CAS-BOT-BC44393  Arctostaphylos pilosula R. F. Hoover 1963-5-2 8552 San Luis Obispo Summit of La Panza Range east of Pozo Comment
  SEINET11987247  Arctostaphylos purissima W. Knight, Knight, I. 1981-1 3902 San Luis Obispo Tilden Botanic Garden, Berkeley, orig. from Los Osos Mesa near garbage dump Comment
  UCD53817  Arctostaphylos rudis G. F. Hrusa Date Unknown 8365 San Luis Obispo Slope to SW of Pismo Creek; near intersection of Hwy. 101 and 4th street; Arroyo Grande. Comment
  CDA16132  Arctostaphylos wellsii G. F. Hrusa 1999-2-24 14922 San Luis Obispo South Coast Ranges; Hwy 227, at corner of Noyes Rd, at top of hill. 0 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
  SEINET11989158  Arctostaphylos wellsii R. Gankin, Hildreth, W. R. 1968-1 1132 a San Luis Obispo 0.7 mi SW from Noyes Rd on CA 227, Arroyo Grande Comment
  POM280716  Armeria maritima subsp. californica Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Cambria. Comment
  UCSB51944  Armeria maritima subsp. californica Mizuno, Robert 1967-4-22 San Luis Obispo 50 yards south of Pico Creek; 6.7 miles north of Cambria on Highway 1; Pico Creek Comment
  OBI28177  Artemisia californica Jeffrey Null 1980-5-11 13 San Luis Obispo Ecological Study area, Cal Poly campus, SLO 91 Comment
  OBI81460  Artemisia californica Josh Olivarria, Ben Tomei, Brianna Dedwoody, Elena Wolf, James Kelly 2016-11-8 1 San Luis Obispo Bob Jones Trail, right of trail, 200m in 13 Comment
  OBI69893  Artemisia californica Charles E. Blair 2002-1-28 23 San Luis Obispo Chimineas Ranch on Spur rd. off Carrizo Cayn Rd, just N of SR 166 35o 4.284' 119o 59.594. Cuyama River Valley 456 Comment
  UC1119553  Artemisia douglasiana F. H. Raymond 1930-7-6 101 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quadrangle Comment
  OBI17030  Artemisia dracunculus Robert F. Hoover 1964-8-14 9256 San Luis Obispo Jack Lake Comment
  OBI17193  Arthrocnemum subterminale Robert F. Hoover 1965-9-22 9642 San Luis Obispo Osos Crk near Morro Bay Comment
  UCR160147  Asclepias eriocarpa George K. Helmkamp, E. A. Helmkamp 2005-6-9 9574 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 7.8 miles northeast of Huasna Townsite Road 338 Comment
  CDA11600  Asclepias eriocarpa G. F. Hrusa 1993-5-21 11070 San Luis Obispo Salinas Valley; S end of Paso Robles, on slope between Spring St. and River at Niblick Bridge. Comment
  OBI82597  Asclepias fascicularis David J. Keil, with Kathleen Keil 2016-6-26 33272 -1 San Luis Obispo Santa Rita Road west of Templeton 275 Comment
  UCR146971  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2004-10-8 8858 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness area, 0.9 mi east of Lopez Lake entrance then 3.3 mi N along Upper Lopez Cyn Rd. 166 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
  OBI80086  Asparagus asparagoides David J. Keil, V. L. Holland 2013-6-12 31803 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  CAS-BOT-BC65846  Aspidotis carlotta-halliae Clare B. Hardham 1957-4-25 1720 San Luis Obispo Cypress Mt. Comment
  OBI67826  Aspidotis carlotta-halliae E. L. Painter & M. Wetherwax, M. Wetherwax 2001-5-15 SLO- 199 San Luis Obispo Camp San Luis Obispo. W side of La Trinidad Mine 500 Comment
  IRVC29056  Aster lanceolatus subsp. hesperius G. K. Helmkamp 2003-10-8 8199 San Luis Obispo base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing Central Coast 15 Comment
  CAS-BOT-BC177716  Astragalus crotalariae R. W. S. s.n. San Luis Obispo Morro Road Comment
  SBBG109645  Astragalus curtipes C. B. Hardham 1958-2-13 2835 San Luis Obispo Cambria Comment
  OBI78054  Astragalus curtipes Dee Dee Stevens 1968-2-27 24 San Luis Obispo See Cyn just before coming out of the Cyn onto Los Osos Rd Comment
  RSA97523  Astragalus curtipes P. A. Munz 1926-4-9 10232 San Luis Obispo Morro Comment
  CDA16355  Astragalus didymocarpus G. F. Hrusa 2000-4-11 15342 San Luis Obispo Carrizo Plain; Goodwin pasture. 0 Comment
  CAS-BOT-BC182339  Astragalus didymocarpus var. didymocarpus R. W. Summers 1886-3-24 s.n. San Luis Obispo Unspecified Comment
  CAS-BOT-BC182352  Astragalus didymocarpus var. didymocarpus David D. Keck; J. Clausen 1935-4-9 3088 San Luis Obispo Cholame 460 Comment
  RSA18247  Astragalus didymocarpus var. milesianus C. B. Wolf 1929-4-15 3601 San Luis Obispo 3 miles N of Morro Bay. 30 Comment
  CAS-BOT-BC182918  Astragalus douglasii Alice Eastwood; John Thomas Howell 1937-4-30 4161 San Luis Obispo In the upper Arroyo Grande Comment
  RSA0006757  Astragalus douglasii H. D. Ripley, R. C. Barneby, F. C. Ripley Jr. 1954-5-3 11289 San Luis Obispo Polomo Pass, E of Cholame. 381 Comment
  RSA586568  Astragalus douglasii M. D. Proctor, E. A. Young, G. R. Proctor 1993-4-12 ROB- 0389 San Luis Obispo 2 km SE of Twin Bridges on Boyscout Rd. Comment
  UC1285222  Astragalus douglasii R. F. Hoover 1947-4-2 6866 San Luis Obispo 6 mi above County Park (Upper Arroyo Grande); , above County Park Comment
  OBI72340  Astragalus douglasii var. douglasii Anthony Baniaga, Theo Fitanides 2010-5-16 190 San Luis Obispo Tierra Redonda Mtn BLM ACEC 420 Comment
  CAS-BOT-BC178226  Astragalus gambelianus Lois E. James 1946-4-17 1744 San Luis Obispo 2.8 miles NE of San Luis Obispo Comment
  UC1927825  Astragalus macrodon David Keil, Lynne Dee Althouse, Dan Meade, Jason Dart, Meg Perry, and Naomi Oyler 2008-3-31 30491 San Luis Obispo Carrizo Plain north of Highway 58 off Bitterwater Road. 654 Comment
  UC1043512  Astragalus nuttallii E. K. Balls 1954-1-8 18718 San Luis Obispo Comment
  CAS-BOT-BC186518  Astragalus nuttallii var. nuttallii David D. Keck 1933-5-4 2181 San Luis Obispo Cambria Comment
  OBI13315  Astragalus nuttallii var. nuttallii Robert F. Hoover 1946-7-21 6233 San Luis Obispo San Simeon Creek Beach Comment
  UC518968  Astragalus nuttallii var. nuttallii David D. Keck 1933-5-4 2181 San Luis Obispo Cambria Comment
  UC82712  Astragalus pachypus Alice Eastwood 1896-5-1 San Luis Obispo Cuyama Valley Cuyama Valley (near the boundary between Santa Barbara and San Luis Obispo Counties) Comment
  OBI66273  Astragalus trichopodus var. phoxus David J. Keil, with V. L. Holland, Erik Frenzel, et al. 2001-4-26 29378 San Luis Obispo Highway 166, 11 road miles east from Tepusquet Canyon Road at National Forest trailhead. Vicinity of 35.10789 deg. N x 120.07590 deg. W 427 Comment
  OBI79002  Athysanus unilateralis 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 R18E Section 8. Comment
  CDA17106  Atriplex argentea var. mohavensis G. F. Hrusa, P. Akers 2003-10-12 16177 San Luis Obispo San Joaquin Valley; South end Carrizo Plain. Along Soda Lake Rd. immed. N of MU Ranch. 807 Comment
  JEPS34365  Atriplex californica Rimo Bacigalupi and L. R. Heckard 1963-4-21 8840 San Luis Obispo ca 6.5 mi nw Point San Luis (between Crowbar Canyon and Diablo Canyon, on rocks jutting out of coastal terrace at Lion Rock, along coast; ...(on hills back of coastal plain)); Lion Rock, bet Crowbar Canyon and Diablo Canyon 22 Comment
  UC1136232  Atriplex californica H. S. Yates 1936-3-23 5373 San Luis Obispo 1/2 mi s Black Hill (Cayucos); Cayucos Quad., s of Black Hill Comment
  CAS-BOT-BC172626  Atriplex coronata Robert E. Preston 1998-6-12 1123 San Luis Obispo Carrizo Plain, 50 ft W of Soda Lake Rd, between Clarksberg Rd and College City Rd 588 Comment
  UC1136297  Atriplex lentiformis subsp. lentiformis W. A. Peterson 1936-7-9 339 San Luis Obispo Cuyama Ranch Santa Ynez Quad., Cuyama Ranch Comment
  SD27806  Atriplex leucophylla Carl B. Wolf 1929-4-16 3620 San Luis Obispo Mouth of small creek at coast, 4.0 miles north of Morro Bay. Comment
Read comments
Jul 11 2010
  UCSC000217  Atriplex leucophylla I. J. Condit 2011-6-15 s.n. San Luis Obispo Morro Sand Hills Comment
  SBBG112712  Atriplex semibaccata C. B. Hardham 1957-11-2 2709 San Luis Obispo Cayucos Comment
  UC1927840  Atriplex serenana David Keil 1998-10-9 28152 San Luis Obispo Ca. 20 road miles w of New Cuyama along Hwy 166. Ca. 1400 ft. elev. Comment
  UC1583762  Atriplex serenana var. serenana David Keil 1984-7-20 18317 San Luis Obispo along Highway 1 just n Santa Maria River; just n of Santa Maria River Comment
  CDA15625  Atriplex spinifera G. F. Hrusa, Jeff Hart 1993-4-6 10697 San Luis Obispo Carrizo Plain; S end of Soda Lake on E side. 609 Comment
  SBBG82034  Atriplex spinifera C. F. Smith 1950-4-30 2707 San Luis Obispo flat W of Soda Lake Comment
  CAS-BOT-BC178408  Atriplex spinifera Chester Dudley 1936-5-1 s.n. San Luis Obispo Soda Lake, Carisso (Carrizo) Plains Comment
  OBI69440  Atriplex spinifera David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30511 San Luis Obispo Carrizo Plain. Ca. 0.5 miles south of Belmont Trail along east side of Clarksburg Trail. 590 Comment
  OBI75333  Atriplex suberecta David J. Keil 2011-10-13 31122 San Luis Obispo Baywood Park-Los Osos area. Vicinity of eastern end of Santa Lucia Ave. near south shore of Morro Bay 7 Comment
  RSA478357  Atriplex subspicata Thekla Mohr 1911-07 1931 San Luis Obispo San Luis Obispo Comment
  UCR96384  Atriplex triangularis George K. Helmkamp 1996-9-22 1213 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
  OBI17264  Atriplex vallicola Robert F. Hoover 1952-5-25 8238 San Luis Obispo South end of Soda Lake, Carrizo Plain. Comment
  OBI31466  Avena barbata Joy Nishida, Robert L. Allen 1982-4-10 259 San Luis Obispo American Cyn campground on a slight slope of blue oak woodland 536 Comment
  SEINET13752177 Image available Avena fatua Richard R. Halse 2015-1 9356 San Luis Obispo San Simeon, just north of the Motel 6 at 9070 Castillo Drive 17 Comment
  CAS-BOT-BC145962  Avena fatua Ernest C. Twisselmann 1951-8-1 80 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chirs Twisselmann Ranch, 7 miles south of Cholame. Comment
  OBI51379  Baccharis glutinosa Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .13 San Luis Obispo San Simeon State Park Comment
  OBI69826  Baccharis glutinosa D. R. Miller 1993-9-1 993 -48 San Luis Obispo Pine Mt Region; at the spring area at 3 Ranch 366 Comment
  CAS-BOT-BC99500  Baccharis pilularis Ernest C. Twisselmann 1968-10-21 15029 San Luis Obispo Buena Vista Drive, 1 mile north of Highway 46 190 Comment
  OBI49892  Baccharis pilularis var. consanguinea David J. Keil, Kathy Bay and Rich Ferguson 1984-4-28 18144 San Luis Obispo American Canyon area in La Panza Mtns Comment
  OBI31962  Baccharis plummerae subsp. glabrata David J. Keil 1981-6-20 14870 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  UCR91807  Bellardia trixago George K. Helmkamp 1996-5-24 1011 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
  UCSB70445  Bellardia trixago N., C.; H., B. 1989-5-12 San Luis Obispo Edge of Mrossi property Comment
  OBI65275  Bellardia viscosa D. R. Miller, Elizabeth Appel 2005-4-23 405 .79 San Luis Obispo Pine Mt Region. Along E side of hwy 1 on Hearst ranch fence edge, S of San Simeon Point (at ranch access rd edge) Comment
  UCD95048  Berberis aquifolium var. dictyota Roman Gankin; W. R. Hildreth 1967-10-12 1130 a San Luis Obispo San Luis Obispo County: 0.7 mile SW from Noyes Road on State Route 227, Arroyo Grande. Comment
  OBI33317  Bergia texana David J. Keil 1983-10-23 18017 San Luis Obispo Just S of Creston W of O'Donovan Rd Comment
  SBBG98982  Blepharizonia plumosa subsp. viscida C. F. Smith 1991-6-28 12231 San Luis Obispo below main rd between Cuyama Valley and Carrizo Plain that crosses in W part of Caliente Mt range, W of summit Cuyama Valley drainage Comment
Read comments
Sep 14 2018
  RSA172354  Bloomeria crocea var. aurea Robert F. Thorne, Percy C. Everett 1963-6-8 32178 San Luis Obispo 6 miles NW of Bradley on road to Jolon. 213 Comment
  OBI25562  Bloomeria humilis David J. Keil 1981-5-16 14654 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif Hwy 1 Comment
  OBI75727  Bloomeria humilis D. R. Miller, E. A. Appel 2011-6-12 611 .958 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. 1.8 mi N of Arroyo de la Cruz bridge 27 Comment
Read comments
Jan 10 2015
  OBI57962  Bloomeria humilis Austin P. Griffiths, G. F. Hrusa, E. W. Thompson, C. Cunningham 1984-6-9 s.n. San Luis Obispo Along N crest of south ridge of Arroyo de la Cruz, E of State hwy 1, ca. 1/2 mi E. Township range: T25S, R6E, Sect 33 BM:M Comment
  OBI15199  Boechera pulchra Robert F. Hoover 1952-5-24 8203 San Luis Obispo Caliente Mt Comment
  OBI70578  Bolboschoenus maritimus Larry Kelly, David J. Keil 1988-10-1 266 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI43587  Bolboschoenus maritimus subsp. paludosus Eric Wise 1981-7-27 1003 San Luis Obispo Greengate Ponds. Orcutt Rd Comment
  OBI9790  Boykinia occidentalis Robert F. Hoover 1964-6-7 8997 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  RSA707937  Brachypodium distachyon L. M. Prince, J. Travis Columbus 2002-4-27 02 -322 San Luis Obispo CA Rte. 41 between Atascadero and Morro Bay. South facing ravine. 145 Comment
  UCR91687  Brachypodium distachyon George K. Helmkamp 1996-5-24 1013 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
  OBI53412  Brassica rapa Arthur W. Hazebrook 1993-5-23 232 San Luis Obispo Nipomo Dunes Complex; along NE base of Big Coreopsis Hill and along Guerra Rd Comment
  RSA0045093  Briza maxima LeRoy Gross, Marcel Beffort 2014-5-14 6466 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  SD240802  Briza maxima A. C. Sanders 2011-2-21 38733 San Luis Obispo Central Coast: Cambria, along Burton Dr., down canyon from intersection with Eaton Rd., to the edge of the East Village at the creek crossing (Cambria 7.5'Q) 43 Comment
  CDA26005  Briza minor Mark A. Elvin, LynneDee Althouse 2006-5-25 4917 San Luis Obispo Central Coastal; Northwest portion of Arroyo Grande; Old Oak Park site. Comment
  UCSB26234  Briza minor Broder, Richard 1960-4-10 San Luis Obispo 400 yds NW of entrance to Hearst's Castle; San Simeon Comment
  CAS-BOT-BC484535  Brodiaea jolonensis R. F. Hoover 1947-4-16 6935 San Luis Obispo West base of Mt. Bishop near San Luis Obispo Comment
  CAS-BOT-BC144146  Bromus W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho Mountains on broken stone declivites near head of canyon. Near Port Harford. Comment
  CAS-BOT-BC144227  Bromus arenarius Ernest C. Twisselmann 1954-4-16 1064 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 640 Comment
  OBI59068  Bromus arenarius David J. Keil 1998-4-14 26723 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
  OBI64121  Bromus arenarius David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, and Dieter Wilken 2001-4-17 29322 San Luis Obispo Camp Roberts. Palisades area along dirt road, vicinity of 35 deg. 45.330'N x 120 deg. 50.716'W Comment
  UCD57809  Bromus berteroanus Ernest C. Twisselmann 1955-4-26 1898 San Luis Obispo San Luis Obispo Co.: Temblor Range. The Western San Joaquin Valley. Painted Rock. Carrisa Plains. 731 Comment
  RSA0021502  Bromus carinatus var. carinatus David J. Keil, V. L. Holland 2013-4-16 31580 San Luis Obispo Templeton. Just south of Templeton Hills Road, just west of US 101 freeway. 255 Comment
  UCSB44809  Bromus catharticus Connor, Mike 1977-4-24 San Luis Obispo Along CA Hwy 1, 2 mi N of Purisima Hill summit 213 Comment
Read comments
May 30 2016
  CAS-BOT-BC155752  Bromus diandrus M. Wetherwax; E. L. Painter 2000-3-21 SLO- 43 San Luis Obispo Camp San Luis Obispo. K-1 Training Area, saddle between Cerro Romualdo and Cerro Chumash. 120 Comment
  OBI30843  Bromus diandrus Julie M. Vanderweir 1979-4-20 143 San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC155739  Bromus diandrus Clare B. Hardham 1957-4-2 1612 San Luis Obispo Santa Lucia Mountains. WIllow Creek. Comment
  OBI56850  Bromus diandrus LynneDee Oyler 1986-3-21 355 San Luis Obispo Aqua Escondido, USFS blue oak study area Comment
  OBI38060  Bromus madritensis subsp. madritensis David J. Keil, Kathryn Bay and Richard Ferguson 1984-4-28 18164 San Luis Obispo American Cyn area in La Panza Mts Comment
  OBI32997  Bromus maritimus David J. Keil, Malcolm McLeod, and CNPS Rare Plant Committee 1983-5-1 16961 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  RSA201514  Bromus orcuttianus Robert F. Hoover 1964-6-12 9056 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  UCR266651  Bromus pseudolaevipes David J. Keil 2001-5-8 29424 San Luis Obispo Central Coast/South Coast Range, Prefumo Canyon, c. 2.5 mi from Los Osos Valley Road along Prefumo Canyon Road 183 Comment
  OBI22414  Bromus pseudolaevipes Robert F. Hoover 1947-5-24 7197 San Luis Obispo Pilitas Crk district Comment
Read comments
Oct 24 2014
  UCR141007  Bromus rubens George K. Helmkamp 2004-3-4 8324 San Luis Obispo Central Coast, Nipomo Mesa, along Pomeroy Rd, 0.2 mi N of Willow Rd, NW of Nipomo 91 Comment
  OBI55588  Bromus tectorum George Butterworth 1998-4-8 232 San Luis Obispo Carrizo Plain Natural Area, 50 yds N of Painted Rock Ranch. T31S, R20E, S30 597 Comment
  OBI56441  Cakile edentula David J. Keil 1999-5-20 28347 San Luis Obispo Pismo Beach. Along Crpress Street. Comment
  OBI57582  Cakile maritima Austin P. Griffiths, Brad Seek 1980-8-12 s.n. San Luis Obispo Pismo Dunes. Within primary dunes along sandy ravine just N of Southernmost of two highest transverse stabilized dunes, halfway between Oceano dn Grover city ramps Comment
  OBI43737  Calamagrostis koelerioides David J. Keil 1985-6-8 18778 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI66729  Calandrinia breweri David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29751 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  RSA0019332  Calandrinia ciliata Greg Wilvert 2005-4-2 100 San Luis Obispo Southeast half of the Caliente Range: 1.2 km SW of Wells Spring. 1036 Comment
  CAS-BOT-BC438527  Calandrinia ciliata W. R. Dudley 1903-4-3 s.n. San Luis Obispo Top of Santa Margarita Mountains east of Pass 670 Comment
  OBI47497  Callitriche heterophylla David J. Keil, Rhonda Riggins 1984-4-26 18216 San Luis Obispo Rd to Stony Crk campground, about 0.4 mi from jctn with Avenales and Agua Escondido rd Comment
  RSA43138  Calochortus argillosus Robert F. Hoover 1947-5-12 7162 San Luis Obispo West base of Mount Bishop near San Luis Obispo Comment
  CAS-BOT-BC132364  Calochortus clavatus Mrs. R. W. Summers 1882-6-24 839 San Luis Obispo Los Osos Valley Comment
  OBI51768  Calochortus clavatus R. Mike Arens 1994-6-10 98 San Luis Obispo Calif Polytechnic State Univ campus 244 Comment
  POM160761  Calochortus invenustus Lester Rowntree 1929-6-27 s.n. San Luis Obispo Santa Lucia Mtns. 1439 Comment
  CAS-BOT-BC492535  Calochortus luteus Clare B. Hardham 1960-6-17 6297 San Luis Obispo Plants of the Santa Luica Mountain, Cambria Comment
  SBBG96510  Calochortus obispoensis K. G. Jones 1978-6-10 San Luis Obispo hill E of Laguna Lake, across US Hwy 101, S of San Luis Obispo Comment
  OBI21430  Calochortus simulans Neil Havlik 1967-4-30 35 San Luis Obispo 2 mi E of Navajo campground, La Panza district, Los Padres Natl Forest Comment
  OBI083624  Calochortus venustus Melissa Mooney 2016-5-18 1608 San Luis Obispo East side of Adelaida Rd. between Stag's Leap Way and Hidden Mtn. rd.; 35.656389 -120.776389 521 Comment
  CAS-BOT-BC496856  Calochortus venustus Mrs. R. W. Summers 1885-6-1 844 a San Luis Obispo San Luis Valley Comment
  OBI16883  Calycadenia truncata Robert F. Hoover 1957-7-19 8389 San Luis Obispo Trl to Cypress Mt from Cambria-Adelaida rd, along main ridge of Santa Lucia mts Comment
  CAS-BOT-BC271535  Calycadenia truncata subsp. truncata R. F. Hoover 1957-8-28 8398 San Luis Obispo Between Rocky Butte and Pine Mt. above San Simeon Comment
  CAS-BOT-BC221387  Calystegia macrostegia subsp. cyclostegia R. F. Hoover 1967-5-1 10518 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  OBI66931  Calystegia macrostegia subsp. cyclostegia David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29563 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
  UC52171  Calystegia macrostegia subsp. cyclostegia Rev. R. W. Summers 1887-5-27 600 San Luis Obispo Comment
  CAS-BOT-BC221374  Calystegia macrostegia subsp. cyclostegia John Thomas Howell 1964-6-29 40750 San Luis Obispo Between Cambria and Protestant Cemetery Comment
  OBI17516  Calystegia macrostegia subsp. cyclostegia Lynne Dee Althouse 1977-3-20 3 San Luis Obispo Wolfe's horse ranch, N of San Luis Obispo High school 130 Comment
  POM97524  Calystegia macrostegia subsp. cyclostegia P. A. Munz 1926-4-9 10230 San Luis Obispo Morro. Comment
  CHSC114056  Calystegia macrostegia subsp. intermedia Richard R. Halse 2012-3-26 8438 San Luis Obispo Along State Hwy. 1 at the north edge of Cayucos, by exit 285. 29 Comment
  SD64305  Calystegia malacophylla Darley F. Howe 1966-5-22 249 San Luis Obispo La Panza Range 700 Comment
  OBI54326  Calystegia subacaulis subsp. episcopalis David J. Keil 1996-6-7 25897 San Luis Obispo Laguna Lake Park, San Luis Obispo Comment
  SBBG17271  Calystegia subacaulis subsp. episcopalis C. B. Hardham 1960-5-1 5673 San Luis Obispo Morro del Mar Comment
  POM147880  Camissonia boothii subsp. decorticans J. B. Feudge 1927-6-30 1720 San Luis Obispo Paso Robles. 229 Comment
  SFV16208  Camissonia campestris M. D. Meyer 1995-4-30 8 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Elkhorn Foothills on Panorama Road, 1 mile southwest of Elkhorn Road. 670 Comment
  RSA240632  Camissonia cheiranthifolia subsp. cheiranthifolia C. W. Tilforth, John Dourley 1973-6-14 861 San Luis Obispo Sand dune area back from beach, north of Oso Flaco Lake. Comment
  RSA186467  Camissonia micrantha Peter H. Raven 1963-5-5 18304 San Luis Obispo 1.8 miles west of Bee Rock Comment
  UCR14576  Camissonia pusilla George K. Helmkamp 1974-4-28 s.n. San Luis Obispo Central Coast, Baywood Park 30 Comment
Read comments
Oct 25 2019
  OBI73233  Camissonia strigulosa David J. Keil, with Jason Dart and Meg Perry 2010-4-27 30738 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  RSA186503  Camissonia strigulosa Peter H. Raven 1965-5-5 20159 San Luis Obispo 4.5 miles northeast of Santa Margarita Comment
  UCSB15724  Camissonia strigulosa Breedlove, Dennis 1962-3-29 San Luis Obispo 8.6 miles west of Simmler, La Panza Range 548 Comment
  CAS-BOT-BC160290  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1964-6-13 9092 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  UC454572  Camissoniopsis cheiranthifolia subsp. cheiranthifolia E. P. Unangst 1906-7-8 San Luis Obispo Pismo Comment
  CAS-BOT-BC160523  Camissoniopsis hardhamiae R. W. Thorp 1962-5-2 62 -33 San Luis Obispo 4.5 miles northeast of Santa Margarita Comment
  UC1122282  Camissoniopsis hirtella B. Bolt 1936-5-25 738 San Luis Obispo 2 3/4 mi ene Santa Margarita (Plot 128); San Luis Obispo Quadrangle Comment
  CDA16198  Camissoniopsis micrantha G. F. Hrusa, D. Ragan 1999-4-21 15013 San Luis Obispo Oceano Dunes; Oceano Dunes, immediately W of Callender Rd. 106 Comment
  RSA140507  Campanula griffinii Clare B. Hardham 1960-6-1 5972 San Luis Obispo Santa Lucia Mountains, Burnett Peak Comment
  OBI65027  Capsella bursa-pastoris Greg Wilvert 2005-4-8 198 San Luis Obispo SE Half of the Caliente Range. 1.5 km S of Soda Lake rd, along Padrones Cyn rd 806 Comment
  UC1296156  Cardamine californica var. californica R. F. Hoover 1947-1-4 6582 San Luis Obispo 6 mi above County Park (Upper Arroyo Grande); , above County Park 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
  OBI35781  Carduus pycnocephalus Allison Berry 1984-4-10 67 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1. NE of cement bunker in Se section of shooting facility Comment
  CAS-BOT-BC34941  Carex densa R. F. Hoover 1950-6-21 8016 San Luis Obispo Pine Mountains. Santa Lucia Range. Comment
  SBBG122355  Carex douglasii D. Keil, R. Riggins, Karl Striby 1998-5-22 27417 San Luis Obispo Caliente Ridge Rd between wildlife guzzler and Caliente Pk 1280 Comment
  OBI32260  Carex globosa David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14446 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  OBI6443  Carex globosa Robert F. Hoover 1947-5-23 7184 San Luis Obispo Hazard Cyn Comment
  UC1969531  Carex globosa David Keil with Mike Mattina 2010-5-31 30794 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  RSA142247  Carex gracilior Clare B. Hardham 1958-3-29 2957 San Luis Obispo Santa Lucia Mountains: Toro Creek Road-off Morro Road between Atascadero and Morro Bay. Comment
  OBI51169  Carex harfordii Jan Barber 1994-4-23 163 San Luis Obispo San Simeon State Park. Near E end of unnamed southern drainage Comment
  RSA0014510  Carex mendocinensis Clare B. Hardham 1960-6-17 6160 San Luis Obispo Santa Lucia Mountains: headwaters of Chris Flood Creek. (San Carpoforo) 610 Comment
  CAS-BOT-BC146584  Carex obispoensis R. F. Hoover 1950-5-30 7951 San Luis Obispo Mouth of Arroyo de la Cruz (just S. of) Comment
  OBI6397  Carex obispoensis Robert F. Hoover 1947-5-24 7208 San Luis Obispo Rinconada Mine Comment
  RSA586399  Carex obispoensis M. D. Proctor, E. A. Young 1993-3-20 s.n. San Luis Obispo Chorro Creek, 1km N of Chorro Res. Comment
  SBBG119102  Carex obispoensis E. Painter, M. Wetherwax 2001-5-15 SLO 195 b San Luis Obispo near rd to Primera and La Trinidad mines, ca. 1 rd mi from Chorro Reservoir; Camp San Luis Obispo 360 Comment
  CAS-BOT-BC146577  Carex obispoensis Clare B. Hardham 1958-4-9 3051 San Luis Obispo Cuesta Sargent Cypress Forest Comment
  CAS-BOT-BC118916  Carex pellita R. F. Hoover 1950-5-11 7907 San Luis Obispo Upper Arroyo Grande above County Park. Comment
  CAS-BOT-BC118554  Carex praegracilis R. F. Hoover 1947-7-18 7311 San Luis Obispo Oceano Beach Comment
  OBI35092  Carex praegracilis Eric Wise 1981-6-7 460 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Cuyama River, 6.7 mi W of New Cuyama Comment
  OBI53036  Carex praegracilis Lynne Dee Oyler 1990-6-12 1174 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8. Back dunes. Area just N of UNOCAL Property Comment
  CAS-BOT-BC117472  Carex senta Clare B. Hardham 1957-3-30 1601 San Luis Obispo Delaganna stream, N slope of Cypress Mt. Comment
  CAS-BOT-BC117636  Carex serratodens Ira L. Wiggins 1929-5-21 3704 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  SD249083  Carex serratodens David J. Keil, Janet Haden 1988-5-24 20690 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on SW side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. Near outflow from Froom Creek. 35 Comment
  UC1873091  Carex serratodens David Keil, V. L. Holland 2003-4-7 30117 San Luis Obispo Red Mountain Road NE of San Simeon. 518 Comment
  CAS-BOT-BC117328  Carex spissa Clare B. Hardham 1958-9-2 3918 San Luis Obispo Swampy spot, Stenner Creek near San Luis Obispo. Comment
  OBI83607  Carex subbracteata David Keil, Bill Waycott and Ron Rothman 2016-5-20 34217 San Luis Obispo Santa Rita Canyon area west of Templeton. Ron Rothman property at 6140 High Laurel Lane. 400 Comment
  OBI73441  Carex tumulicola David J. Keil, with Mike Mattina 2010-5-31 30813 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  CAS-BOT-BC230105  Carpobrotus chilensis Barry Roth 1972-10-29 294 San Luis Obispo Sand dunes N and W of Oso Flaco Lake Comment
  RSA643831  Carthamus lanatus Steven A. Junak 1990-7-12 4402 San Luis Obispo Santa Lucia Mts., along west Cuesta Ridge Road about 7.6 miles west of intersection with Highway 101, at access road to electronic facility on Peak 2761. 768 Comment
  OBI57879  Carthamus tinctorius David J. Keil 1992-6-16 23296 San Luis Obispo Pismo Beach, along US 101. Comment
  JEPS53920  Castilleja John H. Weiler and T. Robbins 1959-8-8 59229 San Luis Obispo near Oso Flaco Lake, w side Comment
  RSA38883  Castilleja affinis E. A. Purer 1933-7-20 5065 San Luis Obispo Northwest of Guadalupe. Comment
  OBI17803  Castilleja affinis Penelope Blackmer 1973-3-31 2 San Luis Obispo SW end Yucca Ridgetop-Penn Ck Bio Reserve Comment
  RSA425888  Castilleja affinis Francis W. Pennell 1940-5-10 25351 San Luis Obispo West of pass in Santa Lucia Mts., 8 miles west of Atascadero. 305 Comment
  JEPS24100  Castilleja affinis subsp. affinis Ernest C. Twisselmann 1959-4-10 5029 San Luis Obispo See Canyon Irish Hills 106 Comment
  SBBG39323  Castilleja affinis subsp. affinis L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Comment
  JEPS54494  Castilleja affinis subsp. affinis Ernest C. Twisselmann 1967-4-27 12929 San Luis Obispo s side San Carpoforo Creek 53 Comment
  OBI58459  Castilleja affinis subsp. affinis Austin P. Griffiths, M. D. Knutsen, K. G. Jones & G. A. Solzgeber 1986-6-11 s.n. San Luis Obispo Guadalupe dunes. Golden Girls Meadow, NW edge of Santa Maria River Estuary in first N arroyo Comment
  OBI31215  Castilleja attenuata Julie M. Vanderwier 1979-5-4 155 San Luis Obispo Indian Knob Tar Sands Comment
  SEINET7063728  Castilleja attenuata A. G. Vestal 1947-4-21 s.n. San Luis Obispo Base of grade from Estrella along the Estrella River. UTM Zone 10, 717564mE, 3953148mN. (WGS84/NAD83). 223 Comment
  OBI47494  Castilleja attenuata David J. Keil, Rhonda Riggins 1984-4-26 18214 San Luis Obispo Rd to Stony Crk campground, about 0.4 mi from jctn with Avenales and Agua Escondido rd Comment
  OBI76814  Castilleja densiflora subsp. densiflora Robert F. Hoover 1952-4-10 8113 San Luis Obispo 5 mi S of Simmler, Carrizo Plain Comment
  OBI9406  Castilleja densiflora subsp. densiflora Robert F. Hoover 1967-4-8 10369 San Luis Obispo 18 mi SE of Creston on La Panza Rd Comment
  UC454805  Castilleja densiflora subsp. obispoensis I. J. Condit 1908-4-28 San Luis Obispo See Canyon Comment
  OBI3956  Castilleja exserta Elizabeth Rudd 1971-4-3 218 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  OBI35580  Castilleja exserta S. M. Inman 1983-4-25 19 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  OBI53590  Castilleja exserta Arthur W. Hazebrook 1991-4-28 40 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  SBBG84828  Castilleja exserta subsp. exserta C. F. Smith 1957-4-21 5151 San Luis Obispo Hwy 399 (St Hwy 33), E of Maricopa turnoff Comment
  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
  UCR163648  Castilleja foliolosa George K. Helmkamp, E. A. Helmkamp 2005-3-30 9242 San Luis Obispo Outer South Coast Ranges, Pozo Road, 5.5 mi east of [Santa Margarita Lake Road]; W end of Garcia Mountains 503 Comment
  OBI37710  Castilleja minor var. stenantha Eric Wise 1981-9-17 1146 San Luis Obispo Salinas River at hwy 58 Comment
  OBI58798  Castilleja minor var. stenantha David J. Keil 1998-6-1 27545 San Luis Obispo Paso Robles vicinity, E side of Salinas River along River Rd., 0.7 miles N of junction with Experimental Rd. Comment
  CAS-BOT-BC241097  Castilleja mollis R. F. Hoover 1950-5-13 7912 San Luis Obispo Near Oso Flaco Lake Comment
  CAS-BOT-BC241107  Castilleja mollis Delzie Demaree 1938-8-22 18090 San Luis Obispo P.O. Pismo Beach Comment
  CDA17359  Castilleja plagiotoma G. F. Hrusa, G. Wilvert 2005-4-1 16408 San Luis Obispo Caliente Range; immed. W of Lawson Spring. W end of Padrone Cyn. Rd. 853 Comment
  OBI69970  Castilleja subinclusa subsp. subinclusa David J. Keil, Kathleen Faustini and Chuck & Nancy Warner 1989-4-13 s.n. San Luis Obispo S of Calif Valley and W of Soda Lake Rd on ranch managed by the Nature Conservancy Comment
  SD58238  Caulanthus californicus W. L. Jepson 1932-4-3 16214 San Luis Obispo Carrizo Plain, opposite Panorama Hills. Comment
  OBI14925  Caulanthus coulteri Robert F. Hoover 1967-3-28 10309 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  UC1126957  Caulanthus coulteri var. lemmonii T. M. Hendrix 1937-4-22 79 San Luis Obispo .9 mi nnw Highland School; Pozo Quad. Comment
  UC575333  Caulanthus coulteri var. lemmonii David D. Keck and J. Clausen 1935-4-9 3081 San Luis Obispo Cholame 457 Comment
  UC1296281  Caulanthus coulteri var. lemmonii R. F. Hoover 1949-4-2 7578 San Luis Obispo Cottonwood Canyon below Cottonwood Pass; Cottonwood Canyon below Cottonwood Pass Comment
  CAS-BOT-BC40463  Caulanthus inflatus R. F. Hoover 1966-3-30 9780 San Luis Obispo First large canyon north of Crocker Grade, west side of Temblor Range. Comment
  OBI14902  Caulanthus inflatus Eben McMillan 1952-4-27 61 San Luis Obispo Garritas Cyn 8mi S, 14 mi E of Shandon Comment
  UC1296292  Caulanthus inflatus R. F. Hoover 1950-4-2 7795 San Luis Obispo 6 mi e Simmler; Carrizo Plain, e of Simmler Comment
  OBI44841  Caulanthus lasiophyllus David J. Keil 1985-3-31 18498 San Luis Obispo Calf Cyn area along Calif rte 58, halfway between Park Hill Rd and hwy 229 Comment
  CAS-BOT-BC40354  Caulanthus lasiophyllus Ernest C. Twisselmann 1963-4-25 8105 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Goldtree Hills, 1.5 mile southwest of Grants Lake. 731 Comment
  SFV1529  Caulanthus lasiophyllus E. R. Chandler 1962-4-3 487 San Luis Obispo Field at side of road, 1 mile east of Cholame. Comment
  CAS-BOT-BC39502  Caulanthus lemmonii Ernest C. Twisselmann 1962-3-28 6731 San Luis Obispo Cottonwood Pass, about 3.3 miles east of Cholame. 426 Comment
  CAS-BOT-BC39497  Caulanthus lemmonii Ernest C. Twisselmann 1952-3-9 231 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley, 0.25 mile south of the Choice Valley School. Comment
  SBBG112854  Caulanthus lemmonii C. B. Hardham 1957-4-2 1603 San Luis Obispo Chalk Rock, Peachy Cyn Comment
  UC1070944  Ceanothus cuneatus var. cuneatus T. M. Hendrix 1939-5-9 1027 San Luis Obispo 2.2 mi wnw Avenales Ranch; BranchMt. quad 731 Comment
  UC1071063  Ceanothus cuneatus var. cuneatus P. L. Johannsen 1937-5-28 1175 San Luis Obispo 1/2 mi wsw, Chimeneas Ranch; McKittrick quad. 701 Comment
  OBI66835  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18154 San Luis Obispo Montana de Oro State Park, 50 yds in out from N hazard cyn northernmost high ridge Comment
  OBI69649  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18156 San Luis Obispo Montana de Oro State park; Midway to ocean. Sand dunes N of Hazard cyn Comment
  CAS-BOT-BC49079  Ceanothus cuneatus var. ramulosus R. F. Hoover 1954-2-7 8334 San Luis Obispo Mesa west of Nipomo Comment
  CAS-BOT-BC64407  Ceanothus foliosus subsp. medius Alice Eastwood; John Thomas Howell 1936-5-8 2312 San Luis Obispo La Panza Mts. Comment
  OBI59622  Ceanothus foliosus var. medius David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1952 San Luis Obispo 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical area, along road Comment
  RSA160009  Ceanothus foliosus var. medius Clare B. Hardham 1961-4-30 6940 San Luis Obispo Seyenkins Syent Cypress from W 7 Cuerta Pass. [?] Comment
  OBI10492  Ceanothus hearstiorum Robert F. Hoover 1968-4-20 11066 San Luis Obispo Mesa summit S of Arroyo de la Cruz Comment
  OBI26002  Ceanothus hearstiorum David J. Keil 1981-5-16 14610 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  CAS-BOT-BC50019  Ceanothus impressus Gertrude Suisheimer 1929-2-1 s.n. San Luis Obispo Nipomo Mesa Comment
  CAS-BOT-BC32696  Ceanothus maritimus Robert Francis Hoover 1948-1-24 7411 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State Hwy 1. Comment
  CAS-BOT-BC50550  Ceanothus maritimus R. F. Hoover 1950-3-5 7767 San Luis Obispo Arroyo de la Cruz (just south of), on hilltops near ocean Comment
  UC1276237  Ceanothus oliganthus var. sorediatus R. F. Hoover 1964-4-15 8725 San Luis Obispo ridge nw Cuesta Pass; ridge nw of Cuesta Pass Comment
  UC54829  Ceanothus oliganthus var. sorediatus Mrs. R. W. Summers 1886-1 San Luis Obispo Arroyo Grande Comment
  OBI10349  Ceanothus oliganthus var. sorediatus Carl B. Wolf 1941-7-11 10981 San Luis Obispo South Coast Range, La Panza range, 1/10 mi E of Summit of the Pozo - La Panza Grade (Calif hwy 178) 823 Comment
  POM97527  Ceanothus oliganthus var. sorediatus P. A. Munz 1926-4-9 10218 San Luis Obispo Willow Creek Road, 10 miles SW of Paso Robles. Comment
  UCD112334  Ceanothus oliganthus var. sorediatus R. S. Woglum 1940-4-11 2584 San Luis Obispo San Luis Obispo County: East-central part of county, La Panza. Comment
  CAS-BOT-BC50422  Ceanothus papillosus R. F. Hoover 1964-5-15 8890 San Luis Obispo Pine Top Mt., south of San Carpoforo Creek Comment
  CAS-BOT-BC51230  Ceanothus papillosus Beecher Crampton 1964-5-20 7003 San Luis Obispo ca. 11 miles n.w. Templeton, Klau Mine area Comment
  LA44913  Ceanothus papillosus Roxana S. Ferris; 1939-6-18 9790 San Luis Obispo San Lucia Mountains, summit road along S fork of Las Tablas Creek on Klau-Cambria rd 579 Comment
  OBI60771  Ceanothus papillosus G. F. Hrusa, Austin P. Griffiths 1987-5-3 5337 San Luis Obispo Along summit of Buchon Ridge immed. W of Coon Crk cyn Comment
  UC73366  Ceanothus spinosus J. E. Roadhouse 1905-4 11 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC52267  Ceanothus thyrsiflorus Herbert L. Mason 1934-4-1 s.n. San Luis Obispo Twenty miles North of Cambria Comment
  OBI66481  Centaurea calcitrapa David J. Keil 2005-6-25 30413 San Luis Obispo North slopes of Bishop Peak, San Luis Obispo open space Comment
  OBI65185  Centaurea melitensis Greg Wilvert 2005-6-29 484 San Luis Obispo SE Half of the Caliente Range. Padrones Spring Comment
  OBI65708  Centaurea melitensis D. R. Miller 1994-6-16 694 -461 San Luis Obispo Pine Mtn region; near George Edmunson's E slope of Pine mt; Tobacco crk drainage 762 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
  OBI66053  Centaurium Greg Wilvert 2006-2-10 538 San Luis Obispo SE Half of the Caliente Range. 0.6 km SW of Padrones Spring 1092 Comment
  UC1123403  Centaurium davyi T. M. Hendrix 1937-6-3 245 San Luis Obispo 2.75 mi nw El Dorado School; Pozo Quad. 533 Comment
  UC456204  Centaurium davyi E. P. Unangst 1906-5-13 San Luis Obispo Perfumo Canyon Comment
  UCR247957  Centaurium exaltatum David J. Keil 1998-8-19 27948 San Luis Obispo Salinas River at Las Pilitas Road 359 Comment
  CAS-BOT-BC288663  Centromadia fitchii R. F. Hoover 1965-9-19 9620 San Luis Obispo W edge of Carrizo Plain, W of Simmler Comment
  OBI16307  Centromadia fitchii Robert F. Hoover 1965-9-19 9620 San Luis Obispo W edge of Carrizo Plain, W of Simmler Comment
  CAS-BOT-BC288657  Centromadia fitchii Ernest C. Twisselmann 1953-9-12 764 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Carisa Plains: 0.25 mile N of junction, McKittrick Highway and Bitterwater Rd Comment
  OBI8571  Centromadia fitchii Craig Woods 1977-9-25 70 San Luis Obispo Carrizo Plain, along Sim. soda lake san diego crk rd, 3/4 S of Calif. Valley Motel 604 Comment
  CAS-BOT-BC279314  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
  CAS-BOT-BC400162  Ceratophyllum demersum R. F. Hoover 1967-10-7 10882 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC135409  Cercocarpus betuloides var. betuloides R. F. Hoover 1964-4-15 8738 San Luis Obispo Just west of Cuesta Pass summit, on north slope. Comment
  CAS-BOT-BC137158  Cercocarpus betuloides var. betuloides Ernest C. Twisselmann 1956-4-3 2610 San Luis Obispo Upper Navajo Canyon 746 Comment
  OBI74536  Chaenactis fremontii George Butterworth 2010-4-14 779 San Luis Obispo Chimineas Ranch. Cyn 79 518 Comment
  UCR254932  Chaenactis glabriuscula Greg de Nevers 1993-4-25 10394 San Luis Obispo Inner South Coast Range, Carrizo Plain 823 Comment
  UCSB49804  Chaenactis glabriuscula Black, Nan 1968-4-20 San Luis Obispo North side of road on Calif. Hwy. 1, 12.3 miles north of Santa Maria River crossing, Nipoma Mesa 60 Comment
  CAS-BOT-BC277497  Chaenactis glabriuscula var. glabriuscula Alice Eastwood; John Thomas Howell 1935-3-24 1990 San Luis Obispo Near Paso Robles Comment
  CAS-BOT-BC277475  Chaenactis glabriuscula var. glabriuscula Eben McMillan 1957-4-7 3330 b San Luis Obispo Al Stone Camp, near Painted Rock, southeastern San Luis Obispo County 670 Comment
  OBI33835  Chaenactis glabriuscula var. glabriuscula Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1081 San Luis Obispo hwy 166, 12.4 mi E of turnoff to Spanish ranch 518 Comment
  CAS-BOT-BC277613  Chaenactis glabriuscula var. lanosa Mary E. Wall 1933-4-24 s.n. San Luis Obispo Santa Margarita Comment
  OBI3843  Chaenactis glabriuscula var. lanosa Elizabeth Rudd 1971-4-3 204 San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  RSA151641  Chaenactis glabriuscula var. lanosa R. C. Bacigalupi, G. T. Robbins, Sherwin Carlquist 1954-3-27 4380 San Luis Obispo Between Shandon and Cholame 335 Comment
  CAS-BOT-BC277585  Chaenactis glabriuscula var. lanosa Clare B. Hardham 1956-3-27 309 San Luis Obispo Santa Lucia Mountains. Hills South East of Chimney Rock Comment
  CAS-BOT-BC277594  Chaenactis glabriuscula var. lanosa David D. Keck 1934-4-26 2809 San Luis Obispo 10 mi. W. of Simmler on road to La Panza Comment
  UC1285250  Chaenactis stevioides R. F. Hoover 1952-4-20 8148 San Luis Obispo between San Juan River and Carrizo Plain Comment
  CAS-BOT-BC279615  Chaenactis stevioides Ernest C. Twisselmann 1954-4-20 1094 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass, 7 miles south of Cholame 609 Comment
  UCSB59921  Chamaesyce ocellata Penkala, Brad; Ryan, P. 1987-7-17 San Luis Obispo West side of O'Donovan Road, about 2.5 miles north of its junction with Hwy. 58 371 Comment
  UC178328  Chamaesyce serpillifolia subsp. hirtula Katharine Brandegee 1912-10-2 San Luis Obispo Sam Miguel Comment
  SBBG102662  Chenopodium album C. F. Smith 1958-7-15 5815 San Luis Obispo off Hwy 166, ca. 2 mi E of Old Cuyama Comment
  CAS-BOT-BC426304  Chenopodium album R. F. Hoover 1964-8-13 9236 San Luis Obispo Mouth of Morro Creek Comment
  IRVC29194  Chenopodium album G. K. Helmkamp, E. A. Helmkamp 2004-8-14 8783 San Luis Obispo junction of Thompson Rd. and Mehlschau Rd., NE of Nipomo Central Coast 107 Comment
  OBI17249  Chenopodium album Robert F. Hoover 1964-8-13 9235 San Luis Obispo Mouth of Morro Crk Comment
  OBI59675  Chenopodium californicum Larry Kelly, David J. Keil, V. L. Holland, and Lynne Dee Oyler 1990-4-12 390 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  SBBG112578  Chenopodium californicum C. B. Hardham 1959-5-2 4654 San Luis Obispo Arroyo de la Cruz Comment
  LA210156  Chenopodium littoreum Mark A. Elvin; G. W. Greenwald 2013-8-9 7233 San Luis Obispo Santa Maria River Valley, Guadalupe Dunes, Guadalupe-Nipomo Dumes National Wildlife Refuge, 4-Pond Valley, Colorodo Pond, ca. 80 m from S refuge boundry 17.0 Comment
  OBI6185  Chloris virgata Shirley Sparling 1974-9-21 s.n. San Luis Obispo Calif Polytechnic State Univ campus Comment
  CAS-BOT-BC184860  Chloris virgata Ernest C. Twisselmann 1968-10-21 15028 San Luis Obispo Estrella Plains. Buena Vista Drive, 0.4 mile north of Highway 46. 213 Comment
  UC1321313  Chondrilla juncea R. F. Hoover 1965-9-22 9634 San Luis Obispo just w of town on Highway 1 Comment
  UCD81780  Chorizanthe Mona Robison 1999-5-15 354 San Luis Obispo San Luis Obispo County: along Hwy 46, from Paso Robles E to the Cholame Valley at the intersection on Hwys 41 and 46. Comment
  UC52640  Chorizanthe angustifolia Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  UC72617  Chorizanthe angustifolia Miss M. Alice King June 1895 San Luis Obispo Arroyo Grande Comment
  CAS-BOT-BC178969  Chorizanthe biloba Ernest C. Twisselmann 1954-5-12 1217 San Luis Obispo Palo Prieta Summit, 7 miles S of Cholame. Temblor Range and the Western San Joquin Valley 640 Comment
  CAS-BOT-BC178970  Chorizanthe biloba Ernest C. Twisselmann 1963-6-9 8389 San Luis Obispo Hills at the summit of Palo Prieta Canyon. Temblor Range and the Western San Joquin Valley 678 Comment
  UC372988  Chorizanthe breweri Marcus E. Jones, A. M. May 1882 San Luis Obispo San Luis Obispo Comment
  SBBG132562  Chorizanthe breweri J. Beall 1980-5-2 54 San Luis Obispo 1 mi N on Poly Cyn Rd near top of hill on steep western slope above dumpsite Comment
  UC130962  Chorizanthe breweri Katharine Brandegee May 1909 San Luis Obispo near San Luis Obispo (Chorro Hills); Chorro Hills Comment
  OBI20267  Chorizanthe diffusa Ann McBeth 1979-4-25 4 San Luis Obispo Indian Knob, 4 mi N of Pismo Beach Comment
  CHSC64125  Chorizanthe douglasii B. Castro; L. Archambault 1989-4-14 298 San Luis Obispo Ca 5 mi NE of bed of Herhuero Creek, in rolling open, grassy hills. On steep S-facing hillside in bare spots. 365 Comment
  OBI25486  Chorizanthe douglasii Dirk R. Walters & Malcolm G. McLeod, Malcolm G. McLeod 1979-8-15 1348 San Luis Obispo Plants collected on consultation trip with Michael Mortenson D.O.T. to bridge replacement sites at intersection of Shell, Camatti, Navajo and San Juan Creeks with State hwy 58 Comment
  UCSB26571  Chorizanthe douglasii Ketcham, A. 1968-4-20 San Luis Obispo just east of the Salinas River bridge, 2.5 miles east of Santa Margarita on Highway 58 Comment
  SBBG118348  Chorizanthe membranacea M. Wetherwax, E. Painter 2001-4-29 CR 476 San Luis Obispo above Nacimiento River, NW of Twin Bridges; Camp Roberts 200 Comment
  CAS-BOT-BC256956  Chorizanthe membranacea D. E. Breedlove 1962-5-12 2775 San Luis Obispo 20.0 miles west of New Cuyama on State Highway 166, northern edge of Cuyama Valley 548 Comment
  OBI28916  Chorizanthe membranacea Melissa Luckow, Rhond Riggins 1982-5-14 866 San Luis Obispo Just N of Nick Ranch on the rd to Pine Mt Spring. S of Sycamore Cyn Comment
  OBI11214  Chorizanthe obovata Robert F. Hoover 1947-7-10 7287 San Luis Obispo "Mesa" 4 mi W of Nipomo Comment
  OBI62681  Chorizanthe obovata Jason Dart 2003-6-16 D 212 San Luis Obispo Was found in three areas of Lot 24 of the subdivision of lots B, C, and F of the Corbett Tract, Arroyo Grande. This parcel is located on Badger Canyon Road, 1.5 miles up Corbett Canyon Road from the intersection of Highway 227. 127 Comment
  UCSB59197  Chorizanthe obovata Penkala, B.; Ryan, P. 1987-6-25 San Luis Obispo On west side of Hwy. 227, 75 meters north of j ct. with Buck Ridge Ln., Arroyo Grande. 121 Comment
  SBBG104787  Chorizanthe palmeri F. L. Johnson, E. A. Young 1993-6-23 ROB 701 San Luis Obispo Chorro Crk, S of Chorro Reservoir; Camp 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
  CAS-BOT-BC257434  Chorizanthe rectispina Clare B. Hardham 1959-6-10 4804 San Luis Obispo The Santa Lucia Mountains. Santa Barbara Rd, Atascadero Comment
  OBI57090  Chorizanthe staticoides G. F. Hrusa 1995-6-20 12360 San Luis Obispo Black Butte Research Natural Area. Immed adj to Entrance 1, 1/2 mi N of Mt Lowe 600 Comment
  RSA120674  Chorizanthe ventricosa Clare B. Hardham 1957-6-14 2270 San Luis Obispo Cottonwood Pass. Comment
Read comments
Jun 25 2019
  UC2027066  Chorizanthe xanti Greg Wilvert 2005-5-14 416 San Luis Obispo Southeast Half of the Caliente Range: 0.9 km NW of Wells Canyon Comment
  OBI11163  Chorizanthe xanti Robert F. Hoover 1949-6-4 7751 San Luis Obispo At San Juan River on Pozo-Simmler Rd Comment
  UCSB17197  Chorizanthe xanti Hardham, Clare 1961-4-8 San Luis Obispo Cottonwood Pass Route 41 east of Cholame 609 Comment
  SBBG18307  Chorizanthe xanti var. xanti C. B. Hardham 1967-4-8 6794 San Luis Obispo Cottonwood Pass, St Hwy 41, E of Cholame Comment
  CAS-BOT-BC255371  Chorizanthe xanti var. xanti R. F. Hoover 1949-6-4 7751 San Luis Obispo At San Juan River on Pozo-Simmler Road Comment
  OBI58090  Chrysolepis chrysophylla var. minor David J. Keil 1998-3-27 26458 San Luis Obispo Montana de Oro State Park. Slopes west of Valencia Peak burned over in summer 1997 244 Comment
  OBI57650  Cirsium brevistylum David J. Keil 1999-6-22 s.n. San Luis Obispo Montan de Oro State Park. Trl from Horse Camp to Manzanita Trl Comment
  CAS-BOT-BC284036  Cirsium brevistylum R. F. Hoover 1946-8-26 6362 San Luis Obispo Bayward Park Comment
  RSA312493  Cirsium loncholepis Malcolm A. Nobs, S. Galen Smith 1949-6-23 849 San Luis Obispo Oso Flaco Lake, 4 miles northwest of Guadalupe Comment
  SBBG35847  Cirsium loncholepis R. N. Philbrick 1968-6-7 San Luis Obispo Jack Lake, W of Nipomo Comment
  OBI81498  Cirsium occidentale Jill M. Bushakra, John Bushakra 2000-5-13 22 San Luis Obispo Hwy 229 c. 2 miles from intersection with Hwy 58. Live Oak/ Gray pine woodland, near residences. 335 Comment
  CAS-BOT-BC100978  Cirsium occidentale var. compactum R. F. Hoover 1967-5-13 10567 San Luis Obispo Coast west of Cambria Comment
  OBI57431  Cirsium occidentale var. lucianum G. F. Hrusa 1995-5-2 12258 San Luis Obispo Black Butte Research Natural Area. 500 Comment
  OBI39938  Cirsium occidentale var. occidentale Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande. Big Coreopsis Hill Comment
  OBI7894  Cirsium occidentale var. occidentale G. L. Parsons 1976-6-2 138 San Luis Obispo Baywood Park Comment
  OBI53510  Cirsium occidentale var. occidentale Arthur W. Hazebrook 1992-5-2 104 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  RSA0059647  Cirsium occidentale var. occidentale P. A. Munz 1957-5-17 22589 San Luis Obispo On peninsula west of Morro Bay. Comment
  OBI27335  Cirsium occidentale var. venustum Nancy E. Arnold & Robert L. Allen, Robert L. Allen 1981-4-17 318 San Luis Obispo Chaparral area burned on 31 July, 1980. CDF fire no. 53-265. 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza mts. Just W of our study area Comment
  OBI61046  Cirsium scariosum var. loncholepis P. A. Holden 1968-6-12 363 San Luis Obispo Western part of Oso Flaco Lake Comment
  SBBG13862  Cirsium scariosum var. loncholepis E. R. Blakley, C. F. Smith 1958-8-2 2416 San Luis Obispo Dune Lakes, 4 mi S of Oceano Comment
  SBBG93738  Cirsium scariosum var. loncholepis C. F. Smith 1958-8-2 5841 a San Luis Obispo Dune Lakes (White Lake?), S of Oceano Comment
  CDA7428  Cirsium vulgare Julie Ann Sessions 1986-7-24 4 San Luis Obispo Poly Canyon Area. Comment
  SBBG109865  Cirsium vulgare C. B. Hardham 1958-9-22 3977 San Luis Obispo Cuesta Cypress forest Comment
  SBBG7972  Cirsium vulgare C. B. Hardham 1958-9-22 3977 San Luis Obispo Cuesta Comment
  OBI80790  Cistus incanus D. R. Miller, Elizabeth A. Appel 2015-6-6 615 .1128 San Luis Obispo 11 plants growing on west side of Hwy 1, 50m north of Arroyo De La Cruz bridge. 25 Comment
  CAS-BOT-BC162544  Clarkia affinis Alice Eastwood 1926-5-4 13819 San Luis Obispo Paso Robles Comment
  OBI58529  Clarkia affinis David J. Keil 1998-6-23 27858 San Luis Obispo At Baldwin residence and on property to west of Baldwin property along O'Connor Way (2051 O'Connor Way, W of San Luis Obispo). Comment
  OBI31295  Clarkia affinis Joy Nishida, Ginger King 1982-7-2 491 San Luis Obispo American Cyn campground, .5 mi S of campground 549 Comment
  CAS-BOT-BC172294  Clarkia bottae R. F. Hoover 1947-5-30 7234 San Luis Obispo Huasna District Comment
  SBBG117855  Clarkia bottae E. Painter, M. Wetherwax, K. Downing 2002-5-8 SLO 264 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 108 Comment
  CAS-BOT-BC172285  Clarkia bottae Chester Dudley 1927-6-1 s.n. San Luis Obispo Fern Canyon, 2 miles west of Paso Robles Comment
  UCD15622  Clarkia cylindrica R. B. Kelley 1985-4-14 159 San Luis Obispo San Luis Obispo County: Polonio pass, 5 miles SE of SR 46 and SR 47 junction, on SR 46. 537 Comment
  OBI64144  Clarkia cylindrica subsp. cylindrica Jason Dart 2004-5-13 242 San Luis Obispo Off Stockdale Rd, N of Paso Robles, on the W side of hwy 101 in the Paso Robles quad 219 Comment
  POM262030  Clarkia cylindrica subsp. cylindrica I. L. Wiggins 1929-5-24 3752 San Luis Obispo 1.5 miles east of Templeton. Comment
  CAS-BOT-BC164459  Clarkia epilobioides David D. Keck 1933-5-5 2205 San Luis Obispo 4.5 miles west of San Luis Obispo on Morro road Comment
  OBI74650  Clarkia modesta David J. Keil 1987-5-6 20136 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  OBI78326  Clarkia modesta Steven A. Junak 1990-5-1 4276 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Santa Lucia Mts: at N edge of cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca 2.4 mi W of hwy 101, ca 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  OBI79448  Clarkia purpurea David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31716 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail from San Simeon Creek Road to Pine Mountain Area Comment
  OBI28663  Clarkia purpurea subsp. purpurea David J. Keil, Eric Wise 1982-7-2 16296 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn trl Comment
  OBI58536  Clarkia purpurea subsp. quadrivulnera David J. Keil 1998-6-10 27755 San Luis Obispo Shell Creek area, 0.5 miles N from Hwy 58 along Shell Creek Rd. on east side of road. Comment
  OBI72301  Clarkia purpurea subsp. quadrivulnera Anthony Baniaga, Theo Fitanides 2010-5-16 208 San Luis Obispo Tierra Redonda Mtn BLM ACEC 579 Comment
  POM153220  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-17 37 San Luis Obispo Price Canyon, 3 miles south of Edna 60 Comment
  SBBG118010  Clarkia purpurea subsp. quadrivulnera E. Painter, M. Wetherwax 2000-4-19 CR 37 San Luis Obispo near E Perimeter Rd, in minor drainage and rd cut of abandoned rd; Camp Roberts 260 Comment
  SEINET7063695  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1947-4-16 s.n. San Luis Obispo South slope of a knoll. About 11.7 miles east of Arroyo Grande on the Huasna Road. UTM Zone 10, 736119mE, 3890068mN. (WGS84/NAD83). 287 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
  OBI31582  Clarkia purpurea subsp. quadrivulnera Joy Nishida 1982-5-22 386 San Luis Obispo Amer Cyn. At the Amer Cyn campground sign 524 Comment
  RSA108170  Clarkia purpurea subsp. quadrivulnera C. Epling, P. Levine, D. Mitchell 1948-06 522 San Luis Obispo Santa Margarita - Pozo Road, 9.6 miles east of railroad tracks Comment
  CAS-BOT-BC164556  Clarkia purpurea subsp. viminea David D. Keck; Wm. M. Hiesey 1940-5-30 5101 San Luis Obispo 6 mi. S. of San Luis Obispo Comment
  UC454557  Clarkia speciosa I. J. C. and Mrs. Brandegee 1911-5-25 San Luis Obispo Price Canyon Comment
  UC454546  Clarkia speciosa subsp. speciosa J. E. Roadhouse 538 San Luis Obispo Poly Canyon Comment
  CAS-BOT-BC165358  Clarkia speciosa subsp. speciosa Clare B. Hardham 1959-6-10 4848 San Luis Obispo Intersection Cayucos Rd and York Mountain Rd. Comment
  HSC89388  Clarkia speciosa subsp. speciosa L. P. Janeway, Jean Witzman 1988-4-29 2647 San Luis Obispo 1.5 mi. W of Shedd Canyon, 4 mi. S of Hwy. 41 419 Comment
  CAS-BOT-BC165405  Clarkia tembloriensis Ernest C. Twisselmann 1956-5-22 2855 San Luis Obispo Kelly's Canyon, Red Hills 556 Comment
  UC2027543  Clarkia unguiculata Greg Wilvert 2005-4-30 363 San Luis Obispo Southeast Half of the Caliente Range: 0.5km E of Padrones Spring. Comment
  RSA108144  Clarkia unguiculata Harlan Lewis, Carl Epling 1947-5-3 190 San Luis Obispo Paso Robles to Adelaida, 8.8 miles west of U.S. Highway 101 Comment
  SEINET10492197  Clarkia unguiculata Tim Holtsford 1992-5-16 Holtsford 920516 -2 San Luis Obispo Hwy 58, 1.6 mi e of navajo rd. Roadside pop, n-facing roadcut. Pop has only 4 Plants. Voucher is a stem from one of these plants. Comment
  RSA354852  Claytonia parviflora C. F. Smith 1950-3-17 2577 San Luis Obispo Loamy hills near Pinole Springs SE of Shandon. Comment
  CAS-BOT-BC439581  Claytonia parviflora subsp. parviflora R. F. Hoover 1958-3-19 8425 San Luis Obispo Carrizo Plain near north base of Caliente Mt. Comment
  OBI64938  Claytonia parviflora subsp. parviflora Greg Wilvert 2005-3-24 30 San Luis Obispo SE Half of the Caliente Range. Approx 1.6 km NNW of Wells Cyn 939 Comment
  UC1136734  Claytonia parviflora subsp. parviflora W. A. Peterson 1937-3-16 610 San Luis Obispo 1.5 mi wsw La Panza Ranch; La Panza Quad. 518 Comment
  CAS-BOT-BC439952  Claytonia perfoliata subsp. mexicana Roxana S. Ferris 1929-4-13 7513 San Luis Obispo Foot of the Cuesta Grade, northern side Comment
  RSA265697  Clematis lasiantha C. W. Tilforth, Walter Wisura 1977-8-11 1420 San Luis Obispo Queen Been Campground, W of La Panza. Comment
  SBBG2123  Clematis ligusticifolia C. B. Hardham 1956-6-19 930 San Luis Obispo Peachy Cyn, W of Paso Robles Comment
  UC1125899  Clematis ligusticifolia F. H. Raymond 1930-8-3 109 San Luis Obispo mouth of Arroyo de la Cruz; Piedras Blancas Quad. 30 Comment
  OBI51156  Clinopodium douglasii Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .53 San Luis Obispo San Simeon State Park. NE corner of San Simeon State park; top of hill 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
  JEPS70956  Collinsia bartsiifolia var. davidsonii L. R. Heckard 1973-5-12 3398 San Luis Obispo along Los Palitos road about 4 air mi nw Pozo (near Yaro Creek) 502 Comment
  OBI32795  Collinsia bartsiifolia var. davidsonii David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12718 San Luis Obispo 29.5 mi SE of Calif Rte 58 along Soda Lake Rd Comment
  OBI31605  Collinsia heterophylla Joy Nishida, Ginger King and Julie Oxford 1982-5-1 363 San Luis Obispo American Cyn 1.2 mi S of campground, near unlocked gate 506 Comment
  RSA187432  Collinsia heterophylla I. L. Wiggins 1929-5-21 3716 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI31675  Conium maculatum Smeltzer, Turnquist 1982-4-21 62 San Luis Obispo Collected from rear parking area along NE lake edge in Laguna Lake Park Comment
  OBI15295  Convolvulus simulans Robert F. Hoover 1949-5-1 7645 San Luis Obispo W side of Cottonwood Pass Comment
  CAS-BOT-BC286195  Conyza canadensis Ernest C. Twisselmann 1954-8-29 1532 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: Eastern San Luis Obispo County Comment
  RSA216836  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1969-7-17 11479 San Luis Obispo Ridge northwest of Cuesta Pass. Comment
  OBI33931  Cordylanthus rigidus subsp. rigidus David J. Keil 1983-10-23 18004 San Luis Obispo Just S of Creston W of O'Donovan Rd Comment
  UC572638  Coreopsis calliopsidea N. H. French 1937-3-9 879 San Luis Obispo Carrizo Plains McKittrick Quadrangle, Carrizo Plains 609 Comment
  CAS-BOT-BC287049  Coreopsis calliopsidea R. F. Hoover 1949-4-2 7568 San Luis Obispo Cholame Valley, at foot of Cottonwood Pass grade Comment
  CAS-BOT-BC101418  Corethrogyne filaginifolia R. F. Hoover 1946-8-8 6276 San Luis Obispo North end of Morro Bay Comment
  OBI4929  Corethrogyne filaginifolia Robert F. Hoover 1969-9-21 11602 San Luis Obispo S end of Morro Bay Comment
  SBBG82915  Corethrogyne filaginifolia C. F. Smith 1957-10-10 5641 San Luis Obispo Dune Lakes S of Oceano Comment
  CAS-BOT-BC101471  Corethrogyne filaginifolia K. L. Chambers 1966-8-30 2475 San Luis Obispo Near mouth of Hazard Canyon, 1 1/2 mi. south of the south end of Morro Bay Comment
  OBI53814  Corethrogyne filaginifolia Arthur W. Hazebrook 1992-11-14 174 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, area along pipeline rd cuts and S dunes. At intersection fo rd cuts Comment
  OBI57689  Corethrogyne filaginifolia Austin P. Griffiths 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit. Immed. inside frontal dune. Oceanside, midway S from point Comment
  OBI66560  Corethrogyne filaginifolia D. R. Miller 1994-8-18 894 -523 San Luis Obispo Pine Mt Region. Above Ridge rd, above Hunters cabin; Pico crk drainage 914 Comment
  UC1321241  Corethrogyne filaginifolia R. F. Hoover 1966-10-8 10146 San Luis Obispo pass at se end Carrizo Plain (n-facing slope) Comment
  SEINET2473855 Image available Cornus californica Marcus E. Jones 1982-5-8 2736 San Luis Obispo San Luis Obispo Comment
  OBI79614  Cornus glabrata David J. Keil, with V. L. Holland 2013-4-16 31582 San Luis Obispo Templeton. Just south of Templeton Hills Road, just west of US 101 freeway 255 Comment
  CAS-BOT-BC209816  Cornus glabrata Chester Dudley 1927-6-1 4 San Luis Obispo Peabody Canyon west of Paso Robles Comment
  RSA0019455  Cornus occidentalis E. R. Johnson 1928-8-21 1103 San Luis Obispo Cuesta Pass. 457 Comment
  UCR122468  Cornus sericea subsp. occidentalis George K. Helmkamp, E. A. Helmkamp 1998-5-20 4009 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  UC54867  Cornus sericea subsp. sericea Rev. R. W. Summers 1885-6-25 San Luis Obispo hills near sea Comment
  CDA34876  Cotoneaster franchetii David J. Keil 2000-1-24 28415 San Luis Obispo Cambria, vicinity of Cambria Community Service District work yard, along Rodeo Grounds Road. 0 Comment
  SBBG118636  Cotoneaster pannosus M. Wetherwax, E. Painter 2000-11-14 SLO 165 San Luis Obispo bottom of Chorro Crk arroyo; Camp San Luis Obispo 100 Comment
  SFV5031  Cotula coronopifolia F. M. Ball 1951-4-28 s. n. San Luis Obispo Edge of Oso Flaco Lake. Comment
  LA212141  Cotula coronopifolia A. Lee Haines; 1973-5-19 s.n. San Luis Obispo Mudflat along E. shore of Morro Bay. 3 Comment
  SBBG118427  Crassula aquatica E. Painter, M. Wetherwax with T. Morosco 2001-4-26 CR 226 San Luis Obispo pipeline right-of-way, E of Tower Rd; Camp Roberts Training Area O 280 Comment
  UCR224693  Crassula connata Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo Camp Roberts, 7 mi as the crow flies west from San Miguel, Avery Road 250 Comment
  OBI50982  Crassula connata David J. Keil, Kathleen Keil 1994-4-3 24458 San Luis Obispo Los Padres Natl Forest. 0.3 mi S of jctn with Calif hwy 58 on forest rd 29S15. T29S, R16E, S17 Comment
  OBI66128  Crassula connata D. R. Miller 1994-3-23 394 -122 San Luis Obispo Pine Mt Region. At Geo. Edmunson's barn area, Tobacco Crk drainage 700 Comment
  UCD84263  Crassula tillaea Ayzik Solomeshch 2009-4-15 s.n. San Luis Obispo San Luis Obispo County: Camp Roberts. 7 miles as the crow flies west from San Miguel. Avery Road. 250 Comment
  UC447210  Croton californicus Katharine Brandegee 1912-9-30 San Luis Obispo Morro Comment
  UC2027023  Croton setiger Greg Wilvert 2005-7-20 497 San Luis Obispo Southeast Half of the Caliente Range. 1.1km NW of Semper Spring Comment
  CAS-BOT-BC190111  Crypsis schoenoides Ernest C. Twisselmann 1968-10-21 15032 San Luis Obispo Paso Robles. Salinas River just below the Highway 46 bridge. 181 Comment
  OBI43396  Crypsis schoenoides Eric Wise 1981-9-17 1117 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 Plant Comment
  OBI52734  Crypsis schoenoides David J. Keil, with V. L. Holland 1991-8-22 22568 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
  SBBG85619  Cryptantha barbigera C. F. Smith 1973-4-26 10517 San Luis Obispo E base of Caliente Mtn, lower Cuyama Valley Comment
  CAS-BOT-BC189417  Cryptantha circumscissa Clare B. Hardham; C. Butterworth 1960-6-4 6016 San Luis Obispo Black Mountain, E of Creston Comment
  CAS-BOT-BC251062  Cryptantha clevelandii E. L. Painter; M. Wetherwax 1999-7-13 SLO- 9 San Luis Obispo Camp San Luis Obispo. Above Whiskey Springs 440 Comment
  OBI35303  Cryptantha clevelandii Melody Dickens 1980-4-30 17 BH San Luis Obispo On Black Hill, Morro Bay State Park Comment
  OBI60117  Cryptantha clevelandii G. F. Hrusa 1995-5-28 12282 San Luis Obispo Black Butte Research Natural Area. Immed. to SW of Peak 1 Radio facility 640 Comment
  OBI66203  Cryptantha clevelandii Kathleen Goddard Jones 1994-4-17 s.n. San Luis Obispo CNPS Wildflower weekend outing to Guadalupe Dunes. Wild Almond Meadows: five defation areas near Oso Flaco Lake at property owned by Lena Enos Buss Comment
  SBBG106803  Cryptantha clevelandii C. B. Hardham 1956-5-6 612 San Luis Obispo Guffey Hilltop Ranch Comment
  SBBG45527  Cryptantha clevelandii L. W. Edge 1972-4-20 128 San Luis Obispo near Black Lake Comment
  UC280377  Cryptantha clevelandii Mrs. R. W. Summers May 1923 899 San Luis Obispo Santa Lucia Mts. Comment
  UC455982  Cryptantha clevelandii I. J. Condit 1911-5-25 San Luis Obispo Calif. Poly. School Canyon Comment
  UCR42843  Cryptantha clevelandii David J. Keil 1982-5-2 15905 San Luis Obispo c. 1 mi west of jct. of Hueruero Rd. with Calif. Rte 58 and S on dirt road 484 Comment
  OBI33011  Cryptantha clevelandii var. clevelandii David J. Keil 1983-4-23 16940 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon and W of hwy 1 Comment
  CDA11479  Cryptantha corollata G. F. Hrusa 1995-5-28 12253 San Luis Obispo Black Butte Research Natural Area, Los Padres NF. SE base of Peak 3. Comment
  OBI20712  Cryptantha corollata Robert F. Hoover 1952-5-11 8172 San Luis Obispo W base of La Panza Range at Sycamore Crk Comment
  UC572612  Cryptantha intermedia E. Armstrong 1934-4-1 1138 a San Luis Obispo 10 mi e Santa Margarita; San Luis Obispo Quad. 457 Comment
  SBBG108235  Cryptantha intermedia C. B. Hardham 1958-4-4 2984 San Luis Obispo Shell Crk, E of Creston, near intersection of Paso Robles-Simmier Rd and Shandon Rd Comment
  UC402807  Cryptantha intermedia L. Jared, Estrella 1897-3-4 San Luis Obispo South Coast Ranges Comment
  CDA17743  Cryptantha leiocarpa Austin Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes; ca. midway betw. Oso Flaco Ck. and Santa Maria River. 0 Comment
  UC55365  Cryptantha leiocarpa J. H. Barber San Luis Obispo Morro Comment
  RSA0042400  Cryptantha microstachys LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6520 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
  OBI47543  Cryptantha microstachys David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19210 San Luis Obispo La Panza Mts. Just off Calif Rte 58 on Navajo Rd. T29S, R16E, SE quarter of Sect 17 607 Comment
  OBI54187  Cryptantha muricata David J. Keil, Kathleen Keil 1995-4-15 24875 San Luis Obispo Shell Crk Rd, a 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI69506  Cryptantha muricata David J. Keil 2008-6-6 30529 San Luis Obispo Campus of California Polytechnic State University. P-Hill above dorms complex. 280 Comment
  UC1063835  Cryptantha muricata W. A. Peterson 1937-3-20 639 San Luis Obispo Syncline Hill La Panza Quad. 701 Comment
  UC652696  Cryptantha nemaclada Roxana S. Ferris 1939-5-25 9757 San Luis Obispo 3 mi e Templeton (hills just s of Templeton-Creston road) Comment
  SEINET12280874  Cryptantha nevadensis I. W. Clokey, Clokey, C. B. 1937-1 5823 San Luis Obispo southeast corner San Luis Obispo 800 Comment
  UCR66486  Cryptantha nevadensis var. rigida I. W. Clokey, C. B. Clokey 1937-4-13 5823 San Luis Obispo SE corner of the county. 800 Comment
  OBI20803  Cryptantha oxygona Robert F. Hoover 1951-4-20 8054 San Luis Obispo Base of Crocker Grade, Temblor Range Comment
  OBI64416  Cryptantha sparsiflora David J. Keil 2001-3-28 29209 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 2.2 mile west of Kern County line. 597 Comment
  RSA352385  Cupressus macrocarpa George R. Johnstone 1929-8-13 s.n. San Luis Obispo Cambria. Comment
  CAS-BOT-BC80781  Cupressus macrocarpa R. F. Hoover 1955-1-22 8351 San Luis Obispo Second ravine north of San [Carpofora] Carpoforo Creek along coast above (E of) Highway on S side of ravine Comment
  MACF014894  Cupressus sargentii E. R. Blakley 1956-9-21 1992 San Luis Obispo N slope Cypress Mt., Santa Mucia Mts. 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
  OBI82318  Cuscuta californica var. californica G. Butterworth 2016-6-5 995 San Luis Obispo Carrizo Plain, Along Hwy. 58, Syncline Grade, 1/4 mile from top 610 Comment
  RSA0089856  Cuscuta californica var. californica Dean Wm. Taylor, Alison Colwell 2003-6-28 18567 San Luis Obispo La Panza Range: Turkey Flat trailhead, Los Padres National Forest; along Navajo Road [Forest Road 29S02] 0.9 miles North of the junction, Park Hill Road. 579 Comment
  SD249191  Cuscuta occidentalis David Keil 1998-6-30 27893 San Luis Obispo Caliente Range, 0.6 mile south of Caliente Ridge Rd. along road to Radio Towers, upper southwest side of range. Comment
  RSA769929  Cuscuta pentagona David J. Keil 2001-8-24 29720 San Luis Obispo Foothill Road, 0.25 miles north-northeast of junction with Los Osos Valley Road 38 Comment
  OBI57732  Cuscuta subinclusa David J. Keil 1998-8-24 28027 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch along route to Big Rocks. 579 Comment
  OBI58760  Cymbalaria muralis David J. Keil 1999-1-23 28207 San Luis Obispo San Luis Obispo. Volunteer in garden at 940 Del Rio Ave Comment
  LA105648  Cynodon dactylon Barry A. Prigge; 1989-7-3 9040 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, 2.8 mi. N of State Highway 1 on San Bernardo Creek Rd; ca. 5 air mi. E of Morro Bay 109 Comment
  CAS-BOT-BC114467  Cyperus eragrostis Clare B. Hardham 1950-8-20 1305 San Luis Obispo Graves Creek, Paradise Valley, Atascadero. Comment
  OBI19523  Cyperus niger David J. Keil, V. L. Holland 1979-5-30 13107 San Luis Obispo Just outside of San Luis Obispo City limit on E side of Orcutt Rd Comment
  RSA759024  Cyperus niger David J. Keil 2002-9-12 29921 San Luis Obispo North of Arroyo Grande, West Ormonde Road, about 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 West Ormonde Road. 107 Comment
  UCR96267  Cyperus odoratus George K. Helmkamp 1996-9-21 1194 A San Luis Obispo Coast Ranges, Santa Margarita Lake, south picnic area 396 Comment
  UC1296378  Cystopteris fragilis R. F. Hoover 1950-6-2 7968 San Luis Obispo trail from Stoney Creek to Colwell Mesa Comment
  OBI79863  Datura stramonium David J. Keil 2012-7-18 31454 San Luis Obispo Just north of bridge over Santa Maria River on highway 1, north of Guadalupe 25 Comment
  SBBG107547  Datura stramonium C. B. Hardham 1957-11-2 2703 San Luis Obispo Old Crk, Cayucos Comment
  OBI25016  Daucus pusillus David J. Keil, Dirk Walters 1980-4-26 13878 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI57981  Daucus pusillus Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes, ca. 2 mi S of Oso Flaco crk, NE of Hidden Willow Valley Comment
  OBI27061  Daucus pusillus Fred Hrusa 1980-6-1 71 San Luis Obispo Above Botanic Garden in Poly cyn. Just below Yucca area 229 Comment
  OBI33394  Daucus pusillus David J. Keil, V. L. Holland, Rhonda Riggins, and John Madok 1980-5-16 13975 -1 San Luis Obispo Ca. 1 mi N of Piedras Blancas Lighthouse Comment
  CAS-BOT-BC299168  Deinandra corymbosa subsp. corymbosa Alice Eastwood 1927-8-1 15042 San Luis Obispo San Simeon Bay Comment
  CAS-BOT-BC293907  Deinandra fasciculata H. M. Hall 1931-6-8 13145 San Luis Obispo Odd Fellows Cemetery. North of Morro 5.4 miles Comment
  CAS-BOT-BC293911  Deinandra fasciculata R. F. Hoover 1969-8-25 11563 San Luis Obispo Laguna de San Luis Obispo Comment
  CAS-BOT-BC293922  Deinandra fasciculata Julia McDonald 1925-7-21 s.n. San Luis Obispo Polytechnic School grounds, San Luis Obispo Comment
  CAS-BOT-BC299352  Deinandra increscens subsp. increscens R. F. Hoover 1965-8-1 9497 San Luis Obispo Valley west of Mt. Bishop Comment
  CAS-BOT-BC299392  Deinandra increscens subsp. increscens L. R. Abrams 1937-7-31 13732 San Luis Obispo 1 or 2 miles north of San Simeon Comment
  OBI16149  Deinandra increscens subsp. increscens Robert F. Hoover 1969-10-5 11631 San Luis Obispo N side of Twitchell Reservoir near Alamo Crk Comment
  OBI16164  Deinandra increscens subsp. increscens Rimo Bacigalupi, R. S. Ferris, R. Holm & R. M. & Mrs Page 1953-7-25 4333 San Luis Obispo High above shores of Black Lake, along State hwy 1, just N of Callender siding on S.P. (Coast Line) Railway, and about 2 mi S of Oceano Comment
  OBI16245  Deinandra lobbii Robert F. Hoover 1969-8-12 11540 San Luis Obispo 12 mi NW of Paso Robles on rd to Nacimiento Dam Comment
  UCD131162  Deinandra pallida K. Esau 1935-5-13 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain. Comment
  CAS-BOT-BC292036  Deinandra pentactis Chester Dudley 1936-7-1 s.n. San Luis Obispo San Miguel Comment
  UC1285429  Deinandra pentactis R. F. Hoover 1946-9-14 6374 San Luis Obispo Santa Margarita Comment
  CAS-BOT-BC11073  Delphinium californicum Robert Francis Hoover 1964-5-14 8859 San Luis Obispo See Canyon Comment
  CAS-BOT-BC9185  Delphinium cardinale R. F. Hoover 1963-7-31 8594 San Luis Obispo 2 miles south of Atascadero, west of Highway 101. Comment
  CAS-BOT-BC8687  Delphinium gypsophilum M. K. Bellue 1932-5-15 s.n. San Luis Obispo none specified Comment
  OBI56219  Delphinium gypsophilum subsp. gypsophilum Clifton F. Smith 1973-4-26 10523 San Luis Obispo At E base of Caliente Peak; lower Cuyama Valley Comment
  CAS-BOT-BC9867  Delphinium nudicaule R. F. Hoover 1969-5-20 11321 San Luis Obispo Upper Las Tablas Creek Comment
  OBI79274  Delphinium parryi David J. Keil, with CNPS field trip 2012-4-7 31249 San Luis Obispo Shell Creek Road north of Highway 58 490 Comment
  OBI81096  Delphinium parryi Michael Walgren 2015-2-24 438 San Luis Obispo development at the western terminus of Teresa Rd. in teh City of Morro Bay. Located north of Huighway One near teh intersection of South Bat Boulevard and Highway One 109 Comment
  UC1031428  Delphinium parryi H. Lewis and C. Epling 1941-5-24 San Luis Obispo Pozo Comment
  UC1125993  Delphinium parryi T. M. Hendrix 1939-5-1 1002 San Luis Obispo 3.4 mi se Avenales Ranch (Plot 108); Los Padres National Forest, Branch Mt. Quadrangle Comment
  UC573195  Delphinium parryi H. C. Lee 1937-5-14 945 San Luis Obispo 1 mi w Dry Creek School; Paso Robles Quadrangle 243 Comment
  UCR3778  Delphinium parryi Frank C. Vasek 1962-5-2 620502- 03 San Luis Obispo West and north end of soda lake 589 Comment
  SBBG93940  Delphinium parryi subsp. blochmaniae C. F. Smith 1961-5-23 6353 San Luis Obispo Oceano Mesa between Dune Lakes and Oso Flaco Lake Comment
  JEPS18375  Delphinium parryi subsp. blochmaniae Rimo Bacigalupi with F. Chisaki and P. Hutchison 1957-4-2 5772 San Luis Obispo 1 mi n Black Lake Canyon; Nipomo Mesa 60 Comment
  OBI62556  Delphinium parryi subsp. blochmaniae Bernard Miossi 1939-4-8 65 San Luis Obispo 1 mi N of San luis Obispo, 300 yds from hwy 101 107 Comment
  RSA535955  Delphinium parryi subsp. blochmaniae C. F. Smith 1951-4-19 3035 San Luis Obispo Mesa N of Guadalupe. Comment
  SBBG15657  Delphinium parryi subsp. eastwoodiae C. B. Hardham 1960-5-11 5672 San Luis Obispo Morro del Mar Comment
  CAS-BOT-BC121441  Delphinium parryi subsp. parryi Clare Butterworth Hardham 1957-4-27 1757 San Luis Obispo Footgills of Caliente Mt. edge of Carrisa Plains Comment
  CDA11587  Delphinium parryi subsp. parryi G. F. Hrusa, D. Ragan 1993-5-21 11062 San Luis Obispo Santa Lucia Mountains; Large plant on cliffs above pool at waterfall in Big Falls Canyon, approx. 1.5 m upstream from confluence with Lopez Creek. Comment
  UCR160372  Delphinium parryi subsp. parryi George K. Helmkamp, E. A. Helmkamp 2005-6-7 9536 San Luis Obispo Outer South Coast Ranges, along Huasna Road, 1.3 mile west of Huasna Townsite Road 305 Comment
  CAS-BOT-BC116369  Delphinium parryi subsp. parryi Ernest C. Twisselmann 1955-5-27 2022 San Luis Obispo Navajo Canyon, La Panza Mountains 655 Comment
  JEPS5058  Delphinium recurvatum G. T. Robbins and R. Bacigalupi 1952-4-20 3453 San Luis Obispo just e lowest point of Plain ((i.e, at that lateral), about 8 mi se of Soda Lake); Carrizo Plain Comment
  CAS-BOT-BC17026  Delphinium umbraculorum H. Lewis; C. Epling 1947-5-2 691 San Luis Obispo 3.7-4 miles south of Klau Comment
  OBI58605  Delphinium variegatum subsp. variegatum David J. Keil 1998-4-16 26773 San Luis Obispo 2.3 miles NW of junction with Las Pilitas Rd. on Pozo Rd. Comment
  OBI3073  Deschampsia cespitosa Larry E. Brown 1971-5-30 2022 San Luis Obispo S of San Carpoforo Crk Comment
  OBI56470  Deschampsia danthonioides David J. Keil, with V. L. Holland 1999-4-27 28276 San Luis Obispo Camp Roberts; McMillan Airstrip. Comment
  SD239525  Deschampsia danthonioides Ayzik Solomeshch 2009-4-15 San Luis Obispo San Luis Obispo County; Camp Roberts, 7 miles as the crow files west from San Miguel. Avery Road. 249 Comment
  CAS-BOT-BC201841  Deschampsia elongata Robert F. Hoover 1947-5-23 7179 San Luis Obispo Near Sunnyside School, Los Osos Valley Comment
  UCD63322  Deschampsia elongata Beecher Crampton 1964-5-20 7006 San Luis Obispo San Luis Obispo Co.: Ca. 11 miles NW of Templeton, Klau Mine area. Comment
  CDA42266  Descurainia G. F. Hrusa, M. Pitcairn 2015-4-13 18614 San Luis Obispo Carrizo Plain; Carrizo Plain. N. end. Side of Sprague Rd. a continuation of 7 Mi. Rd. 685 Comment
  SBBG20367  Descurainia pinnata E. R. Chandler 1964-3-6 1340 San Luis Obispo Dune Lakes Comment
  SJSU3402  Descurainia pinnata C. W. Sharsmith 1962-4-21 6861 San Luis Obispo Santiago Joe's [Springs], W of Simmler on Simmler-McKettrick Rd; Temblor Range Comment
  CDA15097  Descurainia sophia G. F. Hrusa 1998-3-27 14179 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. 200 meters to E of Soda Lake Rd. entrance to KCL Camp (ranchhouse site). Comment
  CAS-BOT-BC209241  Dichanthelium acuminatum subsp. acuminatum R. F. Hoover 1965-5-22 9407 San Luis Obispo Cambria, among pines north of town. Comment
  CAS-BOT-BC500901  Dichelostemma capitatum Eben McMillan No date on label 53 San Luis Obispo Gillis Canyon - 2 mi. S. 4 mi. E. Shandon Comment
  UCD64098  Digitaria sanguinalis Ernest C. Twisselmann 1958-8-11 4623 San Luis Obispo Eastern San Luis Obispo Co.: Dorothy Twisselmann Ranch. 670 Comment
  CAS-BOT-BC150434  Diplacus aurantiacus Clare B. Hardham 1960-4-2 5285 San Luis Obispo Along Santa Rosa Creek Comment
  SBBG48476  Diplacus aurantiacus L. W. Edge 1974-6-11 467 San Luis Obispo Old Crk, Santa Rita Cyn Rd Comment
  SBBG66799  Diplacus aurantiacus J. R. and R. C. Robbins 1932-6-9 San Luis Obispo 12 mi from Cayucos 457 Comment
  OBI28897  Diplacus fremontii Rhonda Riggins 1981-4-26 1221 San Luis Obispo Grazing area adj Parkhill Rd, 0.3 mi E River Rd, 4 mi N of Pozo Comment
  SBBG81999  Diplacus longiflorus C. F. Smith 1950-4-30 2719 San Luis Obispo Twisselmann Rd near Carneros Cyn, Temblor Range 1066 Comment
  CAS-BOT-BC150717  Diplacus longiflorus Rimo Bacigalupi; G. T. Robbins; Roxana S. Ferris 1955-5-25 5248 San Luis Obispo Along Calif. Highway 178, eastern slope of the La Panza Range, watershed of Mariana Creek, 0.8 mile below and east of Pozo Summit 701 Comment
  OBI58879  Diplacus rattanii David J. Keil, with Kathleen A. Keil 1998-5-26 27458 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  CAS-BOT-BC195703  Distichlis spicata R. F. Hoover 1969-7-19 11498 San Luis Obispo South of Pismo Creek near Pismo Beach Comment
  UC55712  Dodecatheon clevelandii subsp. insulare Mrs. R. W. Summers 1882-2-27 San Luis Obispo San Luis Mt. Comment
  OBI10107  Drymocallis glandulosa F. Rush 1956-1 75 San Luis Obispo Mt. SLO Comment
  OBI42287  Drymocallis glandulosa David J. Keil, V. L. Holland 1986-5-26 19573 San Luis Obispo Oak Shores development on northern shore of Nacimiento Lake Comment
  RSA648958  Drymocallis glandulosa David J. Keil 1982-5-8 15959 San Luis Obispo 3.8 miles E of junction with Santa Rosa Creek Road on dirt road leading up Cypress Mtn along Steiner Creek. Comment
  OBI67839  Drymocallis glandulosa var. glandulosa Unknown 2000-4-20 SLO- 108 San Luis Obispo Camp San Luis Obispo. Cerro Romualdo, drainage below water tank 110 Comment
  SBBG93925  Dryopteris arguta S. A. Junak 1990-10-11 4444 San Luis Obispo N slope of W Cuesta Ridge in Cuesta Ridge Botanical Area, ca. 0.25 mi NNW of Pk 2478, ca. 0.15 mi E of large mine excavation, along abandoned mine rd which intersects W Cuesta Ridge Rd ca. 4 mi W of US Hwy 101 609 Comment
  OBI15243  Dudleya abramsii subsp. bettinae Robert F. Hoover 1964-6-13 9101 San Luis Obispo San Bernardo Crk E of Morro Bay Comment
  RSA0002516  Dudleya bettinae Robert F. Hoover 1947-6-27 7278 San Luis Obispo First ridge west of Cerro Romauldo on serpentine rock. Comment
  UC57504  Dudleya blochmaniae J. H. Barber 1899-5-22 San Luis Obispo near Morro Comment
  RSA84215  Dudleya blochmaniae Alice Eastwood, J. T. Howell 1936-5-7 s.n. San Luis Obispo Near Cayucos. Comment
  CAS-BOT-BC109577  Dudleya blochmaniae subsp. blochmaniae R. F. Hoover 1964-6-13 9103 San Luis Obispo San Bernardo Creek east of Morro Bay. Comment
  CAS-BOT-BC410882  Dudleya caespitosa Alice Eastwood 1927-8-1 15019 San Luis Obispo Cambria Comment
  CAS-BOT-BC414973  Dudleya lanceolata Alice Eastwood 1928-5-17 s.n. San Luis Obispo Along road to Pozo Comment
  SBBG109951  Eastwoodia elegans C. B. Hardham 1958-5-5 3249 San Luis Obispo W edge of Carissa Plains, Washburn Ranch Comment
  RSA129856  Eastwoodia elegans P. L. Johannsen 1937-5-26 1155 San Luis Obispo 4.5 miles southeast of Chimeneas Ranch. 793 Comment
  SFV17437  Eastwoodia elegans P. M. Schiffman 1998-5-28 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area near hillside near Elkhorn Road. Comment
  OBI66598  Echinochloa colona David J. Keil 1998-9-22 s.n. San Luis Obispo Campus of Cal Poly State Univ. At edge of parking lot near Ag Engineering Bldg Comment
  UCR42895  Echinochloa colona David J. Keil 1985-10-26 s.n. San Luis Obispo Along Broad Street north of downtown area, San Luis Obispo Comment
  CAS-BOT-BC208910  Echinochloa crus-galli Clare B. Hardham 1956-10-29 1496 San Luis Obispo Paradise Valley - Santa Lucia Mountains Comment
  UCSB32503  Ehrharta erecta Smith, O. 1977-4-15 San Luis Obispo Rt. 1 at Nipomo Mesa 30 Comment
  SBBG124968  Elatine californica C. B. Hardham 1958-5-17 3355 San Luis Obispo Atascadero Comment
  RSA0021796  Eleocharis David J. Keil 2012-7-26 31483 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 0 Comment
  UC2027585  Eleocharis David J. Keil 2012-7-26 31483 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos estuary to base of El Morro Elfin Forest, west of South Bay Blvd. Comment
  CAS-BOT-BC112945  Eleocharis macrostachya R. F. Hoover 1947-4-16 6936 San Luis Obispo West base of Mt. Bishop near SLO in wet place. Comment
  OBI3508  Eleocharis macrostachya Lynch 1971-5-29 35 San Luis Obispo Cal Poly campus. In Shepherd's Reservoir along NE shore Comment
  OBI31536  Eleocharis macrostachya Joy Nishida 1982-5-29 413 San Luis Obispo American Cyn, .2 mi S of American Cyn campground 518 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
  OBI51237  Eleocharis macrostachya Jan Barber 1994-4-2 130 San Luis Obispo San Simeon State Park, on most level part of mima mound area near E fenceline Comment
  UCSB51307  Eleocharis macrostachya Ferren, Wayne 1984-4-18 San Luis Obispo Proposed natural preserve, Upper Campground Area, San Simeon State Beach 60 Comment
  SBBG100877  Eleocharis pachycarpa D. R. Miller 1992-7-14 792 1 A San Luis Obispo Pine Mtn region, at Cole Ranch 731 Comment
  CAS-BOT-BC112675  Eleocharis parishii R. F. Hoover 1965-9-7 9530 San Luis Obispo Santa Rita Creek west of Templeton Comment
  CDA38995  Eleocharis parishii T. Chalmers 1959-6-15 s.n. San Luis Obispo [No additional data.] 0 Comment
  CAS-BOT-BC203876  Elymus X hansenii Clare B. Hardham 1961-5-18 7101 San Luis Obispo Santa Lucia Mountains. Between Pine Mt. and Rocky Butte Comment
  OBI80098  Elymus farctus David J. Keil 2012-8-21 31503 San Luis Obispo Oceano Dunes State Vehicular Recreation Area, north of Grand Ave., Grover Beach 8 Comment
  OBI21761  Elymus glaucus Robert F. Hoover 1964-6-7 8994 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  SBBG104539  Elymus glaucus F. L. Johnson, E. A. Young 1993-5-25 ROB 614 San Luis Obispo ca. 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  RSA769857  Elymus glaucus subsp. glaucus Anthony Baniaga, Theo Fitanides 2010-5-2 167 San Luis Obispo Tierra Redonda Mountain wash area collecting sediment from two canyons. 317 Comment
  OBI58431  Elymus mollis subsp. mollis Austin P. Griffiths, Phil Lafollette, Dominic Santangelo 1983-7-8 s.n. San Luis Obispo Morro Bay Sandspit. Two hillock foredune colonies 100 yds S and across (latter significant size) of experimental well at high-tide line, just S of 4 th major blowout N of access rd, Morro Bay Sandspit, nr southerly 1/3 3 Comment
  OBI44855  Elymus multisetus David J. Keil 1979-7-1 13141 San Luis Obispo Ridge between Prefumo and See Cyns, about 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  OBI81315  Elymus multisetus David J. Keil, Janet Haden 1988-5-24 20692 San Luis Obispo Irish Hills, San Luis Range. Froom Ranch on southwestern side of Los Osos Valley Road, just west of junction with Calle Joaquin and US 101. Comment
  UC1133025  Elymus multisetus C. A. Graham 1939-5-17 565 San Luis Obispo 1 mi ne Taylor Well; Branch Mt. Quadrangle Comment
  OBI56195  Emmenanthe penduliflora David J. Keil 1989-6-2 s.n. San Luis Obispo Along hwy 41 between Morro Bay and Atascadero, ca 1/2 mi W of Cerro Alto turnoff Comment
  SEINET1909581  Encelia californica George K. Helmkamp 2004-1 8251 San Luis Obispo Central Coast: Riverside Road at the low end of Nipomo Mesa beside Division Road 46 Comment
  CAS-BOT-BC392247  Enemion occidentale Clare B. Hardham 1964-3-8 12300 San Luis Obispo Headwaters, San Juan River Comment
  SEINET3866909  Ephedra californica Merlyne Prescott 1969-4-12 152 San Luis Obispo 2 miles south at Sheep Camp Elkhorn Plain. (13 miles Southeast of California Valley).; 0 Comment
  CAS-BOT-BC82021  Ephedra viridis R. F. Hoover 1949-10-23 7758 San Luis Obispo Redrock Canyon, lower Cuyama Valley Comment
  UCR131912  Epilobium brachycarpum George K. Helmkamp 2003-10-24 8220 San Luis Obispo Central Coast, El Campo Rd 0.1 mi east of Los Berros Rd, SE of Arroyo Grande 46 Comment
  JEPS114148  Epilobium campestre E. L. Painter, M. Wetherwax, K. Downing, C. Bratt 2000-5-17 CR- 99 San Luis Obispo Camp Roberts, along west side of Generals Rd., SSE of Nacimiento Ranch Buildings, Training Area Y4. Comment
  UC634753  Epilobium canum subsp. canum H. L. Mason 1929-10-12 5483 San Luis Obispo 4.3 mi w Atascadero; Atascadero Creek Comment
  OBI12049  Epilobium ciliatum subsp. watsonii Betty Sheehan 1957-11-7 41 San Luis Obispo Beef Unit, Cal Poly campus Comment
  OBI37144  Epilobium ciliatum subsp. watsonii Eric Wise 1982-6-25 1567 San Luis Obispo Pismo State Beach, Oceano campground Comment
  OBI37147  Epilobium ciliatum subsp. watsonii Eric Wise 1981-9-17 1110 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 Comment
  OBI37156  Epilobium ciliatum subsp. watsonii Eric Wise 1981-6-27 748 San Luis Obispo Alamo Crk near Twitchell Res Comment
  SBBG5054  Epilobium minutum C. B. Hardham 1956-5-1 819 San Luis Obispo South Rd to Adelaida 6 mi W of Paso Robles Comment
  OBI58561  Epilobium pygmaeum David J. Keil 1998-9-4 28115 San Luis Obispo 0.4 miles N of junction Gillis Canyon Rd. on Bitterwater Rd. Comment
  UCD138934  Epipactis gigantea G. F. Hrusa 1987-6-15 5419 San Luis Obispo San Luis Obispo County: Big Falls Canyon above Lopez Canyon. Comment
  OBI78863  Equisetum X ferrissii R. F. Hoover 1947-4-27 7110 San Luis Obispo Morro Creek above base of grade on highway to Atascadero along rivulets Comment
  OBI1001  Equisetum arvense R. F. Hoover 1950-3-5 7768 San Luis Obispo Piedras Blancas Point (just north of) Comment
  SBBG108111  Equisetum kansanum C. B. Hardham 1957-5-12 1939 San Luis Obispo Franklin Crk, Adelaida Comment
  OBI30895  Equisetum telmateia Julie M. Vanderwier 1979-8-26 201 San Luis Obispo Indian Knob Tar Sands Comment
  OBI72004  Equisetum telmateia Michael Walgren 2010-2-16 81 San Luis Obispo Irish Hills, Montana de oro State Park. New property acquisition known as the 160 acre "Basseri" property at 4840 See Canyon Road, approx. 8 mile from Los Osos Valley Rd. and 0.5 mile from junct. with Prefumo Cyn. Rd. Inland portion of property on inland side of See Cyn. Rd. 335 Comment
  RSA195866  Eragrostis cilianensis E. C. Twisselmann 1967-9-8 13673 San Luis Obispo Temblor Range and the Western San Joaquin Valley; T. Franklin Twisselmann residence, Choice Valley 640 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
  CAS-BOT-BC284160  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1957-8-23 4012 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County, Temblor Range and the western San Joaquin Valley 670 Comment
  RSA201715  Eragrostis pectinacea var. pectinacea Robert F. Hoover 1964-9-16 9307 San Luis Obispo Cal Poly Campus, San Luis Obispo Comment
  CAS-BOT-BC209639  Eremalche parryi Ernest C. Twisselmann 1958-5-12 4461 San Luis Obispo Temblor Range and the Western San Joaquin Valley. North end of Panorama Hills 731 Comment
  CAS-BOT-BC209652  Eremalche parryi R. F. Hoover 1952-4-1 8067 San Luis Obispo East edge of Carrizo Plain, 8 mi. e. of Simmler Comment
  OBI12403  Eremalche parryi subsp. kernensis Robert F. Hoover 1950-4-14 7830 San Luis Obispo N end of Elkhorn Plain Comment
  UC1576174  Eremalche parryi subsp. kernensis David Keil with Rhonda Riggins and Kathryn Bay 1986-4-26 19268 San Luis Obispo 1.5 mi n.e. of junction of Elkhorn Rd. on Crocker Grade Rd.; Temblor Range 838 Comment
  CAS-BOT-BC160174  Eremothera boothii subsp. decorticans Robert F. Thorne; P. Everett 1963-4-18 31479 San Luis Obispo Ca. 4 miles S of Cholame 487 Comment
  RSA0107361  Eriastrum densifolium subsp. densifolium Austin P. Griffiths, Kathleen Jones 1983-7-31 16222 San Luis Obispo Midway along Arroyo due W of barn at Livery Stables Oceano. 10 Comment
  UC23870  Eriastrum densifolium subsp. elongatum L. Jared 1822-3-4 San Luis Obispo Estrella South Coast Ranges Comment
  OBI11580  Eriastrum densifolium subsp. patens R. F. Hoover 1947-5-23 7186 San Luis Obispo Coast s. of Hazard Canyon, on sandy bluffs above ocean Comment
  OBI42349  Eriastrum luteum David Keil 1986-5-28 19608 San Luis Obispo Ca. 1/4-1/2 mi W from jctn with Parkhill Rd along Las Pilitas Rd Comment
  UC1023827  Eriastrum pluriflorum R. F. Hoover 1946-6-2 6131 San Luis Obispo w Simmler (w edge of plain); Carrizo Plain Comment
  CAS-BOT-BC286806  Ericameria cuneata var. spathulata R. F. Hoover 1963-10-26 8597 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  JEPS31026  Ericameria ericoides Ernest C. Twisselmann 1959-11-2 5907 San Luis Obispo 1 mi s Pismo Beach; Oceano Dunes 4 Comment
  UC54031  Ericameria ericoides Mrs. R. W. Summers 1886-10-7 San Luis Obispo Morro Bay Comment
  CAS-BOT-BC292910  Ericameria ericoides Ernest C. Twisselmann 1959-11-2 5907 San Luis Obispo Oceano Dunes 1 mile sout of Pismo Beach 4 Comment
  CDA15094  Ericameria linearifolia G. F. Hrusa 1998-3-26 14175 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. N side of ridge betw. S side of Swain Pasture and Swain Wash approx. 5 mi. S of Panorama Rd inters. w/Soda Lake Rd. Comment
  OBI47414  Ericameria linearifolia David J. Keil 1981-4-9 14298 San Luis Obispo .6 mi W of jctn of road to Cholame along State hwy 58. Comment
  SD90613  Ericameria linearifolia Gary Wallace 1966-4-2 287 San Luis Obispo Crocker Grade; Crocker Springs Road, Temblor Range, 10 miles northwest of Taft. 990 Comment
  UCR132043  Erigeron blochmaniae George K. Helmkamp 2003-7-29 8044 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  UC31423  Erigeron foliosus var. franciscensis Mrs. Blochman 1893-11-1 San Luis Obispo Paso Robles country Paso Robles Comment
  UCSB25284  Erigeron glaucus Broder, Richard 1960-3-19 San Luis Obispo South side of State Highway 1, 4 miles NW of Cambria Comment
  UCSB28227  Erigeron glaucus Bethlenfalvay, C. 1970-4-24 San Luis Obispo Mouth of Pico Creek, 3 miles S of San Simeon Comment
  UC455837  Erigeron philadelphicus var. philadelphicus unknown 59 San Luis Obispo Osos Valley Comment
  OBI25460  Erigeron sanctarum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al. 1980-5-18 13985 San Luis Obispo Arroyo de la Cruz. Ca. 1 mi E of Calif rte 1 on Hearst Ranch. Comment
  OBI70135  Erigeron sumatrensis David J. Keil 2009-2-22 30563 San Luis Obispo San Luis Obispo. Vicinity of intersection of Broad Street (California Route 229) and Orcutt Road. 35 deg. 15'40.21"N x 120 deg. 38'54.92"W 70 Comment
  CDA17888  Eriodictyon altissimum Austin Griffiths 1986-4-22 s.n. San Luis Obispo Indian Knob. 268 Comment
  OBI2748  Eriodictyon parryi Robert F. Hoover 1969-6-3 11364 San Luis Obispo 18 mi E of Creston on La Panza rd (hwy 58), plateau on Cammatti-Navajo divide. Comment
  SBBG6088  Eriodictyon tomentosum H. and M. Dearing 1940-6-16 4386 San Luis Obispo upper Salinas River near Pozo Comment
  JEPS53  Eriodictyon tomentosum J. G. Lemmon July, 1878 San Luis Obispo San Diego to Cholame Valley; San Diego to Cholame Valley Comment
  UC131716  Eriodictyon tomentosum Alice Eastwood 1902-6-10 San Luis Obispo bet. Pozo and La Panza (near the boundary between Santa Barbara and San Luis Obispo Counties); bet. Pozo and La Panza Comment
  RSA0077155  Eriogonum Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-3 3198 San Luis Obispo Along wash just N of CA 58, approx. 1.1 mi E of jct w/ Carnaza Rd. 514 Comment
  CAS-BOT-BC248571  Eriogonum angulosum Ernest C. Twisselmann 1953-8-15 700 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: 7 miles south of Cholame Comment
  UC1296090  Eriogonum angulosum R. F. Hoover 1949-6-4 7747 San Luis Obispo on Pozo-Simmler road San Juan River Comment
  OBI56299  Eriogonum baileyi George Butterworth 1999-7-30 308 San Luis Obispo Carrizo Plain Natural Area. Round rocks, 1/4 mi E of Elkhorn Rd 762 Comment
  UC2027463  Eriogonum baileyi Greg Wilvert 2005-6-29 488 San Luis Obispo Southeast Half of the Caliente Range. Along Padrones Canyon. Comment
  OBI65205  Eriogonum baileyi var. baileyi Greg Wilvert 2005-8-6 512 San Luis Obispo SE Half of the Caliente Range. 0.8 km NW of the end of Wells cyn 881 Comment
  UC1296167  Eriogonum cithariforme R. F. Hoover 1952-5-24 8214 San Luis Obispo w peak; Caliente Mt. Comment
  UC101528  Eriogonum cithariforme J. G. Lemmon and wife May 1887 San Luis Obispo near Santa Margarita; Baron Schroeder's Ranch Comment
  SBBG117470  Eriogonum elegans E. Painter, M. Wetherwax 2002-8-13 CR 343 San Luis Obispo Nacimiento River floodplain, between Boy Scout Ford and low water bridge; Camp Roberts 152 Comment
  SEINET6417978  Eriogonum elegans David Keil 1996-9-13 26047 San Luis Obispo Along Shell Creek Road, ca. 1/4-3/4 miles N of Highway 58 Comment
  UC178454  Eriogonum elegans Katharine Brandegee 1912-10-2 San Luis Obispo Mission San Miguel Salinas Valley, Mission San Miguel Comment
  UC85876  Eriogonum elegans T. S. Brandegee 1885-1 San Luis Obispo San Simeon Comment
  OBI27753  Eriogonum elongatum David J. Keil 1980-9-18 14213 San Luis Obispo About 1 mi W of jctn with Shell Crk Rd along Calif 58 Comment
  POM161206  Eriogonum fasciculatum var. fasciculatum Lester Rowntree 1929-7-8 s.n. San Luis Obispo Morro Creek Road Comment
  OBI56971  Eriogonum fasciculatum var. foliolosum Steven A. Junak 1990-6-27 4381 San Luis Obispo Santa Lucia Mts: W Cuesta Ridge, near E edge of Cuesta Ridge Botanical Area, along S side of W Cuesta Ridge road (USFS Rd #29S11.3) ca. 2.9 mi W of hwy 101 713 Comment
  JEPS86556  Eriogonum fasciculatum var. polifolium Roy E. Buck 1988-5-30 915 San Luis Obispo ca. 1.0 air km nne mouth of canyon (e side) (n to nw facing side slopes of draws on e facing lowermost slope of Padrones Canyon; 6 air km ne of New Cuyamaca (Santa Barbara Co.)); Caliente Range, Padrones Canyon 707 Comment
  OBI11092  Eriogonum fasciculatum var. polifolium Robert F. Hoover 1967-3-28 10317 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain Comment
  CAS-BOT-BC250532  Eriogonum gracile Ernest C. Twisselmann 1955-6-16 2160 San Luis Obispo La Panza Range. Martinez Creek near Queen Bee Mine 694 Comment
  UC1873082  Eriogonum gracile David Keil with Margriet Wetherwax, Beth Painter, J. Olsen, K. Downing, C. Bratt, and L. D. Althouse 2000-5-16 28692 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  RSA228  Eriogonum gracile var. gracile J. T. Howell 1927-8-17 642 San Luis Obispo New Templeton. 244 Comment
  CAS-BOT-BC261161  Eriogonum gracillimum Chester Dudley 1939-6-1 s.n. San Luis Obispo West edge of Carrizo Plains Comment
  SBBG20751  Eriogonum nudum var. indictum E. C. Twisselmann 1963-11-3 9076 San Luis Obispo Cottonwood Pass, ca. 5 mi E of Cholame 495 Comment
  UC545898  Eriogonum nudum var. indictum Carl B. Wolf 1932-11-18 4414 San Luis Obispo 2.7 mi w road leading from State Highway to Wasioja Post Office; Cuyama Valley 518 Comment
Read comments
Dec 26 2013
  CDA22633  Eriogonum nudum var. pubiflorum T. C. Fuller 1962-7-19 9254 San Luis Obispo Upper Gillis Canyon, ca. 8 miles east of Shandon, Red Hills. 0 Comment
  CAS-BOT-BC257893  Eriogonum parvifolium Susan G. Stokes 1932-8-29 20 San Luis Obispo Pismo Beach Comment
  OBI27082  Eriogonum parvifolium Jim Souza 1981-1 s.n. San Luis Obispo Grover City Comment
  OBI51938  Eriogonum parvifolium Larry Kelly, David J. Keil 1988-10-1 293 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave. Comment
  UC77605  Eriogonum parvifolium M. M. Miles 1886-1 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC268391  Eriogonum roseum R. F. Hoover 1966-9-16 10067 San Luis Obispo Creston Comment
  OBI59480  Eriogonum roseum George Butterworth 1997-8-23 156 San Luis Obispo W of American ranch, 3/4 mi 100 yds E of fence/section line, 30 yds S of rd; N slope 732 Comment
  OBI29284  Eriogonum roseum David J. Keil 1980-9-15 14187 San Luis Obispo Calif Cyn, 0.25 mi W of intersection of Calif hwy 58 and 229 Comment
  OBI58480  Eriogonum roseum David J. Keil, with Kathleen A. Keil 1998-5-26 27431 San Luis Obispo Los Padres National Forest, La Panza Mountains. Red Hill Rd., 3.3 miles from Hwy 58 (35 deg. 21.466' N x 120 deg. 16.570' W). 640 Comment
  SD211673  Eriogonum temblorense David Gowen 2005-5-23 380 San Luis Obispo Polonio Pass; mostly bare areas in the hills east of Highway 46. Comment
  CAS-BOT-BC124218  Eriogonum vimineum subsp. polygonoides Susan Gabriella Stokes 1933-9-8 125 San Luis Obispo San Luis Obispo to coast Comment
  OBI32380  Eriophyllum confertiflorum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-9 16051 San Luis Obispo Road to top of Cypress Mtn from Warrens' cabin Comment
  RSA586245  Eriophyllum confertiflorum F. L. Johnson, E. A. Young 1993-5-26 ROB 0628 San Luis Obispo Whiskey Spring Comment
  CAS-BOT-BC304114  Eriophyllum confertiflorum R. F. Hoover 1949-5-22 7719 San Luis Obispo 12 miles E of Creston on La Panza Rd Comment
  OBI23010  Eriophyllum confertiflorum Tracey and Viola Call, Viola Call 1965-5-31 2377 San Luis Obispo 2 mi up Reservoir canyon 152 Comment
  OBI35482  Eriophyllum confertiflorum S. M. Inman 1983-4-25 10 San Luis Obispo 1/2 mi S on Pecho Rd., Pecho Study site, Los Osos; right on dirt road after 'deer' sign, to S of dirt road 49 Comment
  OBI47515  Eriophyllum confertiflorum David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19230 San Luis Obispo SW flank of Temblor Range. T31S, R21E NW corner of sect 17 and SW corner of Sect. 8. 3.05 mi E of road to center of CArrizo Plain to unnamed fdirt road. Comment
  SBBG61051  Eriophyllum confertiflorum var. confertiflorum Henry Chapman Ford 1893-1 San Luis Obispo San Luis Obispo Comment
  UC1118334  Eriophyllum confertiflorum var. confertiflorum W. A. Peterson 1937-4-29 768 San Luis Obispo Martinez Canyon La Panza Quadrangle, Martinez Canyon 594 Comment
  UC177457  Eriophyllum multicaule unknown San Luis Obispo San Luis Obispo Comment
  UCR91804  Eriophyllum multicaule George K. Helmkamp 1996-5-27 1087 San Luis Obispo Central Coast, Los Osos, northeast of the corner of Martingale Avenue and Buckskin Drive 61 Comment
  UC177454  Eriophyllum multicaule L. Jared 1892-5-1 San Luis Obispo Goodwin Comment
  UC455780  Eriophyllum multicaule I. J. Condit 1910-5-14 San Luis Obispo Osos Valley Osos Valley (sand hills) Comment
  UC632769  Eriophyllum multicaule A. S. Albert 1938-5-10 San Luis Obispo sand dunes between Oceano and Pismo Beach Comment
  UC569845  Eriophyllum pringlei D. Axelrod 1935-3-31 206 San Luis Obispo 8 mi se Cuyama Ranch 762 Comment
  UC1285408  Eriophyllum pringlei R. F. Hoover 1947-3-30 6822 San Luis Obispo about 5 mi s Creston; East Branch of Huerhuero Creek Comment
  CAS-BOT-BC301959  Eriophyllum staechadifolium Edith A. Purer 1933-7-20 5070 San Luis Obispo Northwest of Guadalupe Comment
  SEINET7007899  Eriophyllum staechadifolium J. L. Crane, J. D. Schoknecht 1988-8-19 164 San Luis Obispo Coastal Highway 1, north of San Simeon. Comment
  SD193299  Erodium botrys G. K. Helmkamp, E. A. Helmkamp 2005-4-17 9366 San Luis Obispo Corbett Canyon, 2.3 miles north of Highway CA 227 in Arroyo Grande. 81 Comment
  UC1130258  Erodium botrys T. M. Hendrix 1937-4-26 100 San Luis Obispo 4.6 mi ne Highland School; Pozo Quad. 411 Comment
  UC1130279  Erodium cicutarium N. K. Carlson 1936-3-19 157 San Luis Obispo 1.9 mi ese Picacho; Arroyo Grande Quad. 175 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
  UC1927802  Erodium macrophyllum David Keil, Kathleen Keil 2001-4-20 29367 San Luis Obispo Southeast of Cholame along Davis Road, 1.8 mile southeast of California Highway 46. Vicinity of 35.71380 deg. x 120.26716 deg. W Comment
  UC1285254  Erodium macrophyllum R. F. Hoover 1949-4-21 7623 San Luis Obispo 14 mi e Creston (on La Panza rd) Comment
  CDA16878  Erodium moschatum 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
  OBI31809  Erodium moschatum Smeltzer, Turnquist 1982-4-6 3 San Luis Obispo SE side of Laguna lake park Comment
  CDA25881  Erodium moschatum Beth Waterbury 1983-2-4 19 San Luis Obispo San Luis Obispo, located in cultivated field at northeast corner of Prado Road. and Elks Lane. 0 Comment
  SBBG96059  Eryngium armatum D. Keil 1983-7-16 17391 San Luis Obispo 1.8 mi N of Arroyo de la Cruz Comment
  CDA34842  Eryngium spinosepalum David J. Keil 1998-8-19 27993 San Luis Obispo Carrizo Plain. Seven Mile Road at Brythe road (0.3 miles from Soda lake Road). Comment
  CDA16069  Eryngium vaseyi G. F. Hrusa, G. Butterworth 2000-9-3 15703 San Luis Obispo Carrizo Plain; Saucito House area, Bromley Pasture, between Saucito Rocks and Saucito Spring. 0 Comment
Read comments
Jun 23 2010
  OBI57068  Erysimum capitatum G. F. Hrusa, C. Sharum 1998-4-26 14270 San Luis Obispo South Coast Ranges. Carrizo Plain Natural Area. Ridge betw. Hills immediately E of MU ranch at S end of Plain +/- 3 mi NW ofhwy 166 intersection with Soda Lake Rd. USGS qud Ballinger Cyn 7.5 850 Comment
  RSA642798  Erysimum capitatum var. capitatum R. F. Thorne, Percy C. Everett 1963-6-8 32172 San Luis Obispo 6 miles NW of Bradley on road to Jolon. 213 Comment
  CAS-BOT-BC55225  Erysimum suffrutescens Clare B. Hardham 1957-11-2 2717 San Luis Obispo Morro Rock. Comment
  CAS-BOT-BC55235  Erysimum suffrutescens Henry M. Pollard 1968-6-7 s.n. San Luis Obispo Near Oso Flaco Lake. Comment
  OBI15068  Erysimum suffrutescens Robert F. Hoover 1967-5-6 10555 San Luis Obispo Dunes S of Oso Flaco Lake Comment
  CAS-BOT-BC55229  Erysimum suffrutescens G. B. Rossbach; R. P. Rossbach 1938-5-6 825 A San Luis Obispo About one third way up inland face of Morro Rock, Morro Bay. Comment
  OBI48261  Erythranthe floribunda David J. Keil 1989-6-3 21222 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI11781  Eschscholzia caespitosa Robert F. Hoover 1949-4-6 7584 San Luis Obispo Poly Cyn Comment
  CAS-BOT-BC402815  Eschscholzia caespitosa R. F. Hoover 1967-2-18 10234 San Luis Obispo Slope between Coon Creek and Diablo Canyon Comment
  CAS-BOT-BC402820  Eschscholzia caespitosa Ernest C. Twisselmann 1959-4-18 5065 San Luis Obispo Santa Margarita Region: low hills just west of Garden Farms 243 Comment
  CDA18065  Eschscholzia californica Austin Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Region; just S. of Jack Lake. 22 Comment
  OBI19910  Eschscholzia californica Walter F. Chesbro 1978-4-9 41 San Luis Obispo Below Montana de Oro State Park 6 Comment
  OBI35294  Eschscholzia californica Melody Dickens 1980-5-30 30 BH San Luis Obispo Black Hill, Morro Bay state Park. Near base of hill Comment
  OBI81023  Eschscholzia californica David J. Keil 2015-2-14 32587 San Luis Obispo Pismo Preserve. Vicinity of intersection of Thousand Hills Road with Price Canyon Road 25 Comment
  CAS-BOT-BC403479  Eschscholzia californica Ernest C. Twisselmann 1954-4-12 1042 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Pass 624 Comment
  OBI55193  Eschscholzia californica Greg Frugoli 1997-4-7 26 San Luis Obispo Black mtn Rd, La Panza range, Los Padres NF (hwy 58 burn area) 762 Comment
  RSA144708  Eschscholzia californica subsp. californica E. C. Twisselmann 1959-4-19 5074 San Luis Obispo Temblor Range and western San Joaquin Valley: Cholame, U.S. Highway 466 at the Palo Prieta Canyon turnoff 396 Comment
  SBBG104856  Eschscholzia hypecoides F. L. Johnson, E. A. Young 1993-5-23 ROB 498 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC76464  Eschscholzia lemmonii Ernest C. Twisselmann 1958-5-12 4457 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Scarp. Canyon above the Matre Ranch. 792 Comment
  OBI12262  Eucalyptus globulus Jack M. Farrell 1955-2-21 10 San Luis Obispo Cal Poly campus Comment
  RSA0012607  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
  UCD103209  Eucalyptus globulus I. J. Condit 1907-12-1 s.n. San Luis Obispo San Luis Obispo County: San Luis Obispo. California Polytechnic School. Comment
  OBI22812  Eucalyptus polyanthemos Patrick Amaya 1972-1-22 3 San Luis Obispo Cal Poly campus; At the corner of Inner Perimeter rd and Campus way Comment
  OBI77002  Eucalyptus polyanthemos Betty Hoover 1962-1-25 16 San Luis Obispo Cal Poly campus Comment
  UCSB57258  Eucrypta chrysanthemifolia Ryan, P.; Callaway, R. 1987-4-17 San Luis Obispo Park Hill Rd., 2.5 miles east of Hwy 58; north side of road in small canyon 457 Comment
  OBI74622  Eulobus californicus David J. Keil 1987-5-6 20114 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  SBBG109590  Euphorbia lathyris C. B. Hardham 1959-6-20 4831 San Luis Obispo Santa Rosa Crk, Cambria Comment
  CAS-BOT-BC207074  Euphorbia ocellata Chester Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  RSA195234  Euphorbia ocellata subsp. ocellata E. C. Twisselmann 1967-8-22 13554 San Luis Obispo Temblor range and the western San Joaquin Valley. Dorothy Twisselmann Ranch. 671 Comment
  SBBG67752  Euphorbia peplus R. Hoffmann 1930-4-19 San Luis Obispo dunes, Oceano 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
  UC1153405  Festuca californica R. F. Hoover 1950-6-21 7999 San Luis Obispo between Rocky Butte and Pine Mt.; Santa Lucia Mts. Comment
  CAS-BOT-BC278372  Festuca elmeri Alice Eastwood; John Thomas Howell 1936-5-7 2255 San Luis Obispo Serrano Canyon near San Luis Obispo Comment
  OBI66736  Festuca microstachys David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29815 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
  SBBG93970  Festuca microstachys S. A. Junak 1990-5-15 4338 San Luis Obispo W Cuesta Ridge at saddle at W end of Cuesta Ridge Botanical Area along S side of W Cuesta Ridge Rd, ca. 5.6 mi W of US Hwy 101 731 Comment
  OBI21867  Festuca myuros Russell Gorman 1956-5-17 68 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  UCSB30273  Festuca myuros Hardham, Clare 1961-5-18 San Luis Obispo between Pine Mt. and Rooky Butte; Santa Lucia Mountains Comment
  OBI44939  Festuca octoflora David J. Keil 1987-5-17 20167 San Luis Obispo Los Padres natl Forest, Cuesta East ca. 1/2 mi down Lopez Cyn Trl from trailhead Comment
  OBI53104  Festuca octoflora David J. Keil, Kathleen Keil, LynneDee Oyler, and Danielle DeRome 1991-4-6 21502 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  OBI19873  Festuca octoflora Walter F. Chesbro 1978-5-6 113 San Luis Obispo Soda Lake Comment
  OBI29568  Festuca perennis Melissa Luckow 1981-6-25 685 San Luis Obispo Just N of San Simeon state beach Comment
  RSA0024947  Filago gallica Greg Wilvert 2005-4-30 354 San Luis Obispo Above Padrones Spring. Comment
  OBI8962  Foeniculum vulgare F. Rush Aug-57 s.n. San Luis Obispo S. Morro Bay Comment
  OBI72007  Fragaria vesca Michael Walgren 2010-2-16 78 San Luis Obispo On un-named crk ("Tortuga Crk") S of hwy 1 between Oak Knoll Crk and San Simeon Point. This is the first crk W of San Simeon Point. On W side of stream bank near hwy 1 Comment
  OBI5494  Fragaria vesca Sharon Jochums 1974-2-2 1 San Luis Obispo Just S of Arroyo de la Cruz, along roadside W of hwy 1 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
  OBI5546  Frangula californica subsp. californica Sharon Jochums 1974-4-3 85 San Luis Obispo W of hwy 1 N of San Simeon Point Comment
  OBI59689  Frangula californica subsp. californica Larry Kelly, David J. Keil 1988-10-1 257 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave. Comment
  SBBG104390  Frangula californica subsp. californica D. A. Young, F. L. Johnson 1992-6-18 ROB 81 San Luis Obispo 0.5 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  CAS-BOT-BC52654  Frangula californica subsp. californica Carl B. Wolf 1929-4-15 3555 San Luis Obispo 2-3 mi. inland from ocean & about 3 mi. No. of Santa Maria River 91 Comment
  OBI37086  Frankenia salina Eric Wise 1981-6-15 581 San Luis Obispo Turri Rd 1 mi E of So. Bay blvd Comment
  CAS-BOT-BC211635  Frankenia salina Ernest C. Twisselmann 1958-8-17 4682 San Luis Obispo Vernal pool along the San Andreas Fault at the summit of Palo Prieta Canyon, Temblor Range and the Western San Joaquin Valley 685 Comment
  RSA173976  Frankenia salina Robert F. Thorne, P. C. Everett 1963-6-12 32270 San Luis Obispo 1 mile N of entrance to Piedras Blancas Point. Comment
  SBBG125300  Frankenia salina J. Dittes, J. Guardino 2007-6-30 1455 San Luis Obispo coastal terrace ca. 1.8 mi W of Cayucos State Beach 24 Comment
  CAS-BOT-BC205933  Fremontodendron californicum R. F. Hoover 1963-6-5 8562 San Luis Obispo Calf Canyon Comment
  UC1122084  Fremontodendron californicum subsp. californicum A. E. Wieslander 1935-2-23 528 San Luis Obispo 1 mi w of Cuesta Grade 579 Comment
  UC455418  Fremontodendron californicum subsp. californicum Miss Edna Venable 1908-4-23 San Luis Obispo Upper Pettit Canyon Comment
  RSA15701  Fritillaria affinis Carl B. Wolf 1929-4-13 3447 San Luis Obispo 3 miles S of Paso Robles. 213 Comment
  CAS-BOT-BC130110  Fritillaria affinis Clare B. Hardham 1956-4-20 490 San Luis Obispo Thomas Ranch, Coon Canyon Comment
  RSA212034  Fritillaria affinis Ernest C. Twisselmann 1969-4-9 15100 San Luis Obispo North side of Shell Creek. 480 Comment
  UC1296315  Fritillaria agrestis R. F. Hoover 1957-3-28 8378 San Luis Obispo Highland district Comment
  CAS-BOT-BC130293  Fritillaria biflora R. F. Hoover 1947-3-23 6719 San Luis Obispo Rinconada Mine Comment
  OBI66867  Fritillaria biflora David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29598 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
  RSA289964  Fritillaria biflora J. A. Metzler 1909-3-25 s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC130267  Fritillaria biflora W. R. Dudley 1903-4-3 s.n. San Luis Obispo Near second tunnel, Santa Margarita Mountains Comment
  UCSB670  Fritillaria biflora Ralph, F. 1959-4-11 San Luis Obispo Above County Road at the Corner of Olan Avenue, 4 miles from turn off Hwy. 1 to Cambria Pines 152 Comment
  OBI54351  Fumaria capreolata David J. Keil, V. L. Holland 1996-3-20 25808 San Luis Obispo Vacant field behind shopping center on Foothill Blvd Comment
  SBBG107822  Galium C. B. Hardham 1964-6-19 12022 San Luis Obispo Arroyo de la Cruz Comment
  POM367619  Galium andrewsii Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
Read comments
Feb 12 2008
  SBBG97092  Galium andrewsii subsp. intermedium D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1944 San Luis Obispo 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical Area Comment
  OBI72246  Galium aparine Anthony Baniaga 2010-4-4 88 San Luis Obispo Tierra Redonda Mtn BLM ACEC 332 Comment
  OBI26908  Galium aparine Fred Hrusa 1980-4-12 10 San Luis Obispo Ridge above botanic garden. Looking down on cluster of houses. [Poly Cyn; Cal Poly campus] 229 Comment
  OBI9944  Galium aparine Robert F. Hoover 1964-5-11 8790 San Luis Obispo Near Hi Mtn Spring Cmap Comment
  JEPS35315  Galium californicum subsp. flaccidum R. F. Hoover 1964-5-11 8788 San Luis Obispo road to Hill Mountain from Pozo-Arroyo Grande summit Comment
Read comments
Jun 26 2013
  CAS-BOT-BC223080  Galium hardhamiae Clare B. Hardham 1960-6-1 5967 San Luis Obispo Santa Lucia Mountains. Headwaters of Arroyo de la Cruz and Little Burnett Creeks 609 Comment
  OBI69900  Galium murale D. R. Miller 2007-5-3 507 .848 San Luis Obispo Pine Mt Region. On Marmolejo Flats 518 Comment
  UCR61708  Galium nuttallii George K. Helmkamp 1990-4-19 s.n. San Luis Obispo West Cuesta Ridge, 3 miles NW of US 101, north of San Luis Obispo 671 Comment
  RSA770018  Galium parisiense David J. Keil 2000-5-31 28789 San Luis Obispo Highway 46 between Cambria and Paso Robles, about 9.5 miles east of junction with Highway 1 Comment
  OBI31529  Galium porrigens Joy H. Nishida 1982-5-29 405 San Luis Obispo 0.2 mi S of American Cyn campground 518 Comment
  SBBG68930  Galium porrigens M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG93561  Galium porrigens var. porrigens T. J. Ayers, S. Junak 1989-4-12 615 San Luis Obispo Cuesta Ridge, just W of western Botanical Area boundary sign Comment
  JEPS57917  Galium porrigens var. porrigens Ernest C. Twisselmann 1968-3-6 14051 San Luis Obispo Fernandez Canyon La Panza Range 487 Comment
  OBI67813  Galium porrigens var. porrigens E. L. Painter & M. Wetherwax, M. Wetherwax 2000-6-13 SLO- 143 San Luis Obispo Camp San Luis Obispo 140 Comment
  OBI59930  Garrya veatchii G. F. Hrusa, D. Ragan 1993-12-28 11577 San Luis Obispo On summit of ridge, end of paved road approx 3.5 mi NW of Cuesta pass Comment
  RSA0042195  Gastridium phleoides LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6398 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
  CDA5186  Gaura drummondii Berryman Jun 1940 San Luis Obispo 0 Comment
  CDA4098  Genista canariensis T. C. Fuller 1968-5-22 17078 San Luis Obispo Ardath Drive & Madison Street, Cambria. 0 Comment
  JEPS116201  Genista monspessulana M. Wetherwax, E. L. Painter, N. Havlik 2003-5-30 SLO- 341 San Luis Obispo Camp San Luis Obispo. Roadside, Camp San Luis Obispo / California Men's Colony prison interface. Comment
  OBI83674  Genista monspessulana Allison Tuuri, Jody Maddigan, Erika Rhodes, Cindy Want, Matt Murray, Nano Schmidt 2017-4-23 1 San Luis Obispo Ontario Ridge Trail, Avila. Right beside trail parking lot to the west. 220 Comment
  OBI39169  Geranium dissectum F. A. Lindholm 1971-4-8 136 San Luis Obispo Cransbill. 6 mi N of Cayucos 518 Comment
  SBBG107934  Gilia achilleifolia subsp. achilleifolia C. B. Hardham 1957-5-30 2073 San Luis Obispo headwater of Las Tablas Crk Comment
  PASA776  Gilia capitata Margaret Stason 5/32 San Luis Obispo Near Arroyo Grande Comment
  UC1123788  Gilia clivorum H. C. Lee 1936-3-14 495 San Luis Obispo 1 mi ese Sycamore Springs; Arroyo Grande Quad., San Luis Obispo NF, ese Sycamore Spring Comment
  UCD147329  Gilia latiflora Rachelle Boul; D. Hickson 2010-4-9 CARR 1064 San Luis Obispo San Luis Obispo County: Carrizo Plains on BLM property east of American Preserve. 662 Comment
  UC2027080  Gilia latiflora subsp. latiflora Greg Wilvert 2005-4-24 317 San Luis Obispo Southeast Half of the Caliente Range: 2 km S of Padrones Springs Comment
  JEPS85970  Gilia tenuiflora subsp. amplifaucalis W. L. Jepson 1932-4-2 16189 San Luis Obispo Cholame 354 Comment
  CAS-BOT-BC226501  Gilia tenuiflora subsp. amplifaucalis Ernest C. Twisselmann 1969-5-7 15224 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon 563 Comment
  CAS-BOT-BC226473  Gilia tenuiflora subsp. tenuiflora Ernest C. Twisselmann 1955-6-14 2143 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Mouth of Hughes Canyon, Red Hills 426 Comment
  SBBG34857  Gilia tricolor subsp. tricolor Mrs. R. W. Summers 1886-4-23 San Luis Obispo Santa Margarita fossil beds Comment
  OBI3697  Gleditsia triacanthos Mary Kidd 1971-8-21 201 San Luis Obispo Just W of old clock tower. Campus, Calif State Polytechnic College Comment
  UCR91820  Gnaphalium californicum George K. Helmkamp 1996-5-24 1030 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
  SBBG109480  Gnaphalium palustre C. B. Hardham 1959-4-23 4296 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  OBI79617  Grevillea Robert Sanford 2014-2-22 2 San Luis Obispo California Polytechnic State University, San Luis Obispo, 50ft east of building 192, edge of parking lot. 107 Comment
  RSA394732  Grindelia C. B. Wolf 1929-4-15 3606 San Luis Obispo Along the coast, 3 mi N of Morro Bay. 30 Comment
  OBI16377  Grindelia camporum Chris Reed 1968-10-7 102 San Luis Obispo Pozo rd. 2.6 mi S of Santa Margarita Lake turnoff Comment
  OBI56679  Grindelia hirsutula David J. Keil 1998-5-18 27287 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-BC305121  Grindelia hirsutula Eastwood 1927-7-29 14970 San Luis Obispo On road from Morro to San Luis Obispo Comment
  JEPS50751  Grindelia hirsutula Rimo Bacigalupi 1967-6-27 9297 San Luis Obispo just n Piedras Blancas Point Comment
  JEPS99093  Grindelia hirsutula Clare B. Hardham 1957-8-30 2525 San Luis Obispo Cuesta, top of grade, Route 101 Comment
  RSA430061B  Guillenia lasiophylla L. S. Rose 1937-4-8 37040 San Luis Obispo Cholame 351 Comment
  UC455731  Guillenia lasiophylla I. J. Condit 1910-3-30 San Luis Obispo canyon back of Painted Rock; Carisa Plains Comment
  UCSC000327  Guillenia lasiophylla I. J. Condit 2010-3-30 s.n. San Luis Obispo Carisa Plains Comment
  JEPS18672  Gutierrezia californica Ernest C. Twisselmann 1955-9-1 2366 San Luis Obispo 8.6 mi s Shandon; Temblor Range, Western San Joaquin Valley, San Juan River Va 441 Comment
  UC1195400  Gutierrezia californica Otto T. Solbrig 1958-8-16 2753 San Luis Obispo Kern and San Luis Obispo County line on road from S. L. Obispo to the Kitrick Comment
  SBBG62830  Hazardia squarrosa var. squarrosa M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC302370  Hazardia squarrosa var. squarrosa H. M. Hall 1931-8-13 13230 San Luis Obispo Near Point Sal, at summit of high ridge overlooking the sea Comment
  SBBG107358  Hazardia squarrosa var. squarrosa C. B. Hardham 1956-12-2 1577 San Luis Obispo Marino Ranch, near Cambria Comment
  OBI9471  Hebe X andersonii John Helfrich 1964-3-8 20 San Luis Obispo Cal Poly, San Luis Obispo Comment
  CAS-BOT-BC309504  Helenium puberulum R. F. Hoover 1964-8-14 9262 San Luis Obispo Jack Lake Comment
  RSA19305  Helenium puberulum Alice Eastwood, J. T. Howell 1936-5-6 2219 San Luis Obispo Chorro Creek. Comment
  UCR25091  Helenium puberulum John C. Roos, L. Roos 1954-12-26 6270 San Luis Obispo Central Coast, 2 mi south of Morro Bay near the mouth of a coastal canyon. 6 Comment
  OBI23119  Helenium puberulum Richard Teague 1979-11-25 1 San Luis Obispo Chorro Willows in Morro Bay 0 Comment
  CAS-BOT-BC211498  Helianthemum scoparium R. F. Hoover 1964-7-11 9175 San Luis Obispo 3 mi. nw. of Nipomo Comment
  CAS-BOT-BC211458  Helianthemum scoparium Alice Eastwood 1927-7-29 14949 San Luis Obispo Morro Sands Comment
  SBBG109992  Helianthus gracilentus C. B. Hardham 1957-8-30 2529 a San Luis Obispo Cuesta Comment
  SBBG93902  Helianthus gracilentus S. A. Junak, T. Ayers 1989-6-22 4088 San Luis Obispo S of USFS Rd 29S11.3 along dirt rd which begins near E boundary, SW of KSBY TV towers, ca. 3 mi W of US Hwy 101 Comment
  UC1069474  Helianthus gracilentus G. T. Nordstrom 1937-6-13 1340 San Luis Obispo .6 mi s Klau; Adelaida Quadrangle Comment
  UC579448  Helianthus gracilentus B. Bolt 1936-4-21 674 San Luis Obispo 4 mi ne mouth of Smith Creek (a tributary of Toro Creek w of Cayucos); Cayucos Quadrangle 457 Comment
  CAS-BOT-BC305753  Helianthus gracilentus Ernest C. Twisselmann 1955-6-16 2156 San Luis Obispo La Panza Range. Queen Bee Canyon near Queen Bee Mine 624 Comment
  UC456072  Helianthus gracilentus I. J. Condit 1910-4-17 San Luis Obispo creek bank Chorro Creek; San Luis Obispo Comment
  OBI32037  Heliotropium curassavicum David J. Keil, Eric Wise 1981-5-25 14795 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI72848  Heliotropium curassavicum Michael Walgren 2010-8-13 151 San Luis Obispo At the mouth of Arroyo de la Cruz Comment
  UCR134452  Heliotropium curassavicum George K. Helmkamp 2003-9-26 8180 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  OBI38237  Heliotropium curassavicum Eric Wise 1981-9-1 1070 San Luis Obispo Turri rd, 2.4 mi W of Los Osos Valley Rd Comment
  OBI6147  Heliotropium curassavicum var. oculatum D. Waive Stager 1972-8-28 47 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  SBBG104436  Heliotropium curassavicum var. oculatum F. L. Johnson, E. A. Young 1993-5-25 ROB 590 San Luis Obispo 0.5 km N of Bee Rock Rd on E Perimeter Rd; Camp Roberts Comment
  UCR12286  Hemizonia congesta Paul D. Wood 1971-8-20 s.n. San Luis Obispo Central Coast/Coast Range, Private property adjoining Santa Rita Old Creek Rd., 6.5 mi south of junction with Vineyard Dr. 305 Comment
  CAS-BOT-BC309873  Hemizonia congesta subsp. luzulifolia H. M. Hall 1931-6-9 13154 San Luis Obispo Cambria Comment
  CAS-BOT-BC314894  Hemizonia congesta subsp. luzulifolia LeRoy Abrams 1909-8-24 s.n. San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC314906  Hemizonia congesta subsp. luzulifolia Alice Eastwood 1927-7-31 15003 San Luis Obispo Along road from Morro to Atascadero Comment
  OBI16213  Hemizonia congesta subsp. luzulifolia Robert F. Hoover 1946-6-22 6179 San Luis Obispo San Luis Obispo (Calif Polytechnic School range, N of campus) Comment
  OBI71667  Hemizonia congesta subsp. luzulifolia David J. Keil 1988-7-2 20850 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  RSA0001296  Hemizonia paniculata subsp. cruzensis Robert F. Hoover 1966-9-13 9997 San Luis Obispo 2 mi. n. of Arroyo de la Cruz on Highway 1. Comment
  OBI8958  Heracleum maximum Robert F. Hoover 1947-6-2 7256 San Luis Obispo Cambria, along Santa Rosa Crk Comment
  RSA784517  Herniaria Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-18 46 San Luis Obispo close to KCL Campground, west of Soda Lake Road, 10.4 miles south of Goodwin Education Center, and 19 miles north of State Highway 166 Comment
  UC2027282  Hesperevax sparsiflora David Keil 1988-3-19 20398 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
  OBI69772  Hesperevax sparsiflora var. sparsiflora D. R. Miller 1993-5-15 593 -15 San Luis Obispo Pine Mt region. In roadway at Tobacco Flats near crk crossing 366 Comment
  UC896651  Hesperevax sparsiflora var. sparsiflora Marcus E. Jones, A. M. 1882-5-5 3225 San Luis Obispo Comment
  OBI7219  Hesperocyparis macrocarpa Jack M. Farrell 1955-2-21 79 San Luis Obispo Cal Poly campus Comment
  OBI56525  Hesperocyparis sargentii David A. Young, S. A. Junak & M. Carroll 1989-3-13 1844 San Luis Obispo West end of Cuesta Ridge Botanical area near theend of the reserve Comment
  OBI2848  Hesperocyparis sargentii K. J. Platzek 1970-2-3 2 San Luis Obispo Cuesta Grade, 3 mi N of San Luis Obispo, below radio tower Comment
  CDA24575  Hesperomecon linearis A. S. Albert 1933-4-29 San Luis Obispo Seed collected in Oceano, grown in greenhouse. 0 Comment
  UC2027291  Hesperoyucca whipplei David Keil 1987-5-6 20116 San Luis Obispo Highway 229 ca 1/2 mile north of junction Highway 58. 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
  OBI64658  Heteranthemis viscidihirta David J. Keil 2005-5-31 30378 San Luis Obispo San Luis Obispo. New Prefumo Canyon Estates subdivision on west side of Prefumo Canyon Creek Comment
  OBI20968  Heterocodon rariflorum Robert F. Hoover 1952-5-11 8183 San Luis Obispo Navajo Crk district, E side of La Panza Range Comment
  OBI62413  Heteromeles arbutifolia Lynne Dee Oyler, David J. Keil 1990-5-10 1123 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake S and W across dunes, E to Quercus agrifolia and west again to coast Comment
  OBI8506  Heterotheca grandiflora Dave Imper 1976-12-27 17 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd Comment
  UC1069586  Heterotheca grandiflora N. K. Carlson 1936-3-19 184 San Luis Obispo 1.1 mi ne Pismo (near Plot 11); Arroyo Grande Quadrangle 68 Comment
  OBI81343  Heterotheca grandiflora David J. Keil 1988-9-23 21144 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd. to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Comment
  OBI71813  Heterotheca oregona Michael Walgren 2009-8-25 25 San Luis Obispo In Cal Trans hwy 1 right-of -way on inland side of bridge over Arroyo de la Cruz Comment
  OBI59718  Heterotheca sessiliflora George Butterworth 1997-8-23 157 San Luis Obispo T31S, R19E, S26, SW Qtr W of American ranch 3/4 mi 100 yds E of fence/sec line, 30 yds S of rd; N slope 732 Comment
  CDA7942  Heterotheca sessiliflora subsp. echioides E. C. Twisselmann 1962-10-1 7914 San Luis Obispo Tremblor Range & Western San Joaquin Valley: Upper Sonoran grassland. Carrisa Plains School. Comment
  OBI13096  Hirschfeldia incana Lynne Dee Althouse 1977-4-16 56 San Luis Obispo Wolfe's horse ranch, N of San Luis High School 134 Comment
  RSA141071  Hoita orbicularis Clare B. Hardham 1960-6-17 6179 San Luis Obispo Cambria Comment
  CDA27100  Hoita orbicularis T. C. Fuller 1962-7-19 9245 San Luis Obispo South side of Los Osos Valley Road, 0.5 mile west of Highway 101 freeway, ca. 3 miles southeast of San Luis Obispo. 0 Comment
  UC1285205  Hoita orbicularis R. F. Hoover 1947-5-23 7178 San Luis Obispo near Sunnyside School; Osas Valley Comment
  NY323691  Hollisteria lanata J. G. Lemmon s.n. San Luis Obispo Near San Luis Obispo Comment
Read comments
Sep 20 2018
  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
  CDA19997  Holodiscus discolor J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 670 Comment
  OBI75770  Holodiscus discolor Steven A. Junak 1990-5-1 4302 San Luis Obispo Santa Lucia Mts: at N edge of Cuesta Ridge Botanical Area, along old trail on ridge about 0.55 mi E of W Cuesta Ridge rd (USFS rd #29S11.3) about 0.3 mi S of second high voltage tower E of W Cuesta Ridge Rd 594 Comment
  CAS-BOT-BC150047  Holodiscus discolor var. discolor Mrs. R. W. Summers s.n. San Luis Obispo unspecified Comment
  CAS-BOT-BC284667  Hordeum brachyantherum subsp. brachyantherum Ernest C. Twisselmann 1969-11-28 16361 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Lake, San Andreas Fault at the summit of Palo Prieta Canyon 701 Comment
  CAS-BOT-BC289530  Hordeum brachyantherum subsp. californicum Clare B. Hardham 1959-5-6 4427 San Luis Obispo Bee Rock to Nacimiento Lake Road, Santa Lucia Mountains Comment
  CAS-BOT-BC289104  Hordeum depressum R. F. Hoover 1947-3-29 6787 San Luis Obispo Creston, 1 mi. from Shandon Road Comment
  OBI28287  Hordeum murinum Rick Frelinger 1982-5-10 10 San Luis Obispo San Luis Crk in Reservoir Cyn, San Luis Obispo Comment
  OBI4821  Hordeum murinum Mike Wemp 1972-3-29 12 San Luis Obispo About 1/2 mi NW of Montana de Oro State Park campground 30 Comment
  OBI81016  Hordeum murinum Sammy Bueche, Anthony Campos, Mia Stornetta, Jessie Poletti, John Corotis, Andy Catanio 2014-4-24 5 San Luis Obispo Strother Park. Hillside that gradually slopes into a flat area along the bank of the Arroyo Grande Creek. 14 Comment
  LA105494  Hordeum murinum subsp. leporinum Barry A. Prigge; 1989-4-19 8642 San Luis Obispo Santa Lucia Moutains, San Bernardo Creek, ca. 2.8 mi. up San Bernardo Creek Rd from State Highway 1 and ca. 0.2 mi. up S-facing slope 128 Comment
  OBI21931  Hordeum vulgare David Gleason 1964-3-1 22 San Luis Obispo 1/2 mi inside S San Luis Obispo Comment
  OBI2351  Hordeum vulgare Larry E. Brown 1971-6-16 2036 San Luis Obispo Along state rte 58 at Trout Crk near Santa Margarita Comment
  OBI20264  Horkelia cuneata subsp. cuneata Ann McBeth 1979-4-25 9 San Luis Obispo Indian Knob. 4 mi N of Pismo Beach 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
  RSA355804  Horkelia cuneata subsp. sericea Robert F. Thorne 1968-6-7 37776 San Luis Obispo Jack Lake: 3 miles south of Oceano Comment
  CAS-BOT-BC148590  Horkelia cuneata var. puberula Roxana S. Ferris 1939-6-9 9772 San Luis Obispo Northern edge of Atascadero Comment
  UC1953185  Horkelia cuneata var. puberula David Keil 2010-7-13 30916 San Luis Obispo Hondonada Road, east of Arroyo Grande. Comment
  UCSB57212  Horkelia cuneata var. sericea Ryan, P.; Callaway, R. 1987-4-30 San Luis Obispo Santa Margarita Ranch, 1/2 mile south of Santa Margarita cemetery on opposite side of Hwy. 58 347 Comment
  OBI43095  Hosackia crassifolia var. otayensis D. R. Miller 1985-5-20 s.n. San Luis Obispo Santa Lucia Mtns E of San Simeon on slopes of Little Pine mtn 305 Comment
  OBI37379  Hydrocotyle ranunculoides Eric Wise 1981-6-29 801 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI37385  Hydrocotyle ranunculoides Eric Wise 1981-9-29 1283 San Luis Obispo Black Lake Cyn at hwy 1 Comment
  OBI31431  Hypochaeris glabra Joy Nishida, Julie Oxford 1982-4-16 301 San Luis Obispo 1.7 mi S of American Cyn campground, at stream crossing 488 Comment
  RSA0042458  Hypochaeris glabra LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6385 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
  UCD133473  Hypochaeris radicata Andrew R. Moldenke; Harold N. Moldenke 1971-4-27 25572 San Luis Obispo San Luis Obispo County: Morro Bay. Comment
  UCR134695  Hypochaeris radicata George K. Helmkamp 2003-9-10 8140 San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  HSC91563  Iris douglasiana Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro State Park, along Cable Trail. Comment
  OBI79978  Iris douglasiana David J. Keil 2013-7-27 31845 San Luis Obispo Montana de Oro State Park. Hazard Canyon at Pecho Valley Road 15 Comment
  OBI59798  Isocoma acradenia var. bracteosa George Butterworth 1997-11-3 192 San Luis Obispo T31 S R20E, S29 beside Soda Lake Rd. 1/4 mi S of Simmler rd 588 Comment
  CAS-BOT-BC315709  Isocoma acradenia var. bracteosa John Thomas Howell; Gordon H. True 1967-8-10 43708 San Luis Obispo Vernal pool natural area in Valley Grassland about 4 1/2 miles east-northeast of Pixley 83 Comment
  SEINET7062964  Isocoma menziesii A. G. Vestal 1947-6-25 s.n. San Luis Obispo About 2.6 miles north of Cambria on Route 1. UTM Zone 10, 672091mE, 3937574mN. (WGS84/NAD83). 6 Comment
  UCR148798  Isocoma menziesii Austin P. Griffiths, Joe R. Walker 1981-11-9 s.n. San Luis Obispo Central Coast, Nipomo Dunes, near northwest edge of Jack Lake 10 Comment
  OBI23536  Isocoma menziesii var. vernonioides Robert F. Hoover 1969-9-23 11610 San Luis Obispo Morro Bay, south end Comment
  RSA133261  Isoetes nuttallii Clare B. Hardham 1957-5-12 1944 San Luis Obispo Edges of Green s Lake, crest of Santa Lucias between Cypress Mt and Rocky Butte. Comment
  CAS-BOT-BC112555  Isolepis cernua Clare Butterworth Hardham 1963-6-18 10829 San Luis Obispo Pinus radiata woods, Cambria. Comment
  OBI43600  Isolepis cernua Eric Wise 1983-8-10 1733 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Little Morro Crk, Morro Bay Comment
  OBI36375  Iva axillaris David J. Keil, Lynne Dee Oyler and Rick Oyler 1983-6-26 17166 San Luis Obispo Shandon. Along San Juan Crk Comment
  JEPS16764  Jaumea carnosa Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-25 4328 San Luis Obispo about 5 mi s Oceano (along shore of lake); Oso Flaco Lake Comment
  SBBG96062  Jaumea carnosa D. Keil 1986-10-13 19788 San Luis Obispo Sweet Springs area, S shore of Morro Bay 5 Comment
  UCR34902  Jaumea carnosa L. B. Ziegler 1966-9-25 093 San Luis Obispo Central Coast, Morro Bay, Baywood Park, south end of bay 2 Comment
  UCSB48331  Juncus C. Hardham 1958-5-2 3159 San Luis Obispo OAK FLAT W OF PASO ROBLES Comment
  UC1133583  Juncus acutus subsp. leopoldii B. Bolt 1936-2-25 595 San Luis Obispo 0.5 mi nw Morro; Cayucos Quad. Comment
  OBI21091  Juncus articulatus subsp. articulatus Robert F. Hoover 1967-10-5 10875 San Luis Obispo Poly Cyn, San Luis Obispo Comment
  SBBG109683  Juncus balticus C. B. Hardham 1957-6-15 2231 San Luis Obispo Villa Crk Comment
  SBBG109780  Juncus bufonius C. B. Hardham 1958-4-30 3095 San Luis Obispo Creston Rd, 6 mi E of Paso Robles Comment
  UCSB34442  Juncus bufonius var. bufonius Roberts, Fred 1980-4-25 San Luis Obispo At end of Bridge Street in the Cambria Pine Forest; north of Cambria 152 Comment
  SD129144  Juncus lescurii G. Helmkamp 1989-8-6 San Luis Obispo Baywood Park, at the south edge of Morro Bay, sand and silt. 3 Comment
  OBI21128  Juncus lescurii Robert F. Hoover 1964-6-11 9048 San Luis Obispo Cuesta-by-the-Sea, south end of Morro Bay, in wet saline soil. Comment
  UC1146339  Juncus orthophyllus R. F. Hoover 1964-7-11 9172 San Luis Obispo Price Canyon Comment
  SEINET2445114  Juncus patens David Keil 1988-7-2 20864 San Luis Obispo Morro Bay State Park. E of South Bay Blvd. Vicinity of old cement plant or on hill to NE.; 0 Comment
  UC638971  Juncus phaeocephalus Bernard Miossi 1939-6-4 94 a San Luis Obispo 1 mi s Los Osos School (along the Los Osos Valley road) 54 Comment
  JEPS57295  Juniperus californica L. R. Heckard 1968-5-15 1886 San Luis Obispo Cholame, near Kern County line; Cottonwood Pass Comment
  OBI6679  Keckiella cordifolia Greg Hassen 1975-6-24 7 San Luis Obispo Poly Cyn, Growing above dump and along Poly cyn Comment
  OBI54313  Kickxia elatine David J. Keil 1996-6-25 25917 San Luis Obispo Laguna Lake Park and vicinity, San Luis Obispo Comment
  RSA122828  Krascheninnikovia lanata W. A. Peterson 1937-3-20 640 San Luis Obispo Syncline Hill. 701 Comment
  OBI82386  Lactuca saligna David J. Keil, with George Butterworth 2016-2-25 33478 San Luis Obispo Chorro Creek Ecological Reserve, east of San Luisito Creek Road between Highway 1 and San Luisito Creek Comment
  CAS-BOT-BC340630  Lactuca serriola Ernest C. Twisselmann 1954-8-19 1512 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon, 7 miles south of Cholame (across from Twisselmann mail box) 624 Comment
  OBI66183  Laennecia coulteri D. R. Miller 1997-9-3 997 -679 San Luis Obispo Pine Mt Region, on lower edge of sandstone slide in Edmunson Cyn, Tobacco crk drainage 750 Comment
  OBI31090  Lagophylla ramosissima Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI12382  Lagunaria patersonia Jack M. Farrell 1955-2-21 44 San Luis Obispo Cal Poly campus Comment
  OBI26274  Lagunaria patersonia Mark E. Schneider 1974-8-13 s.n. San Luis Obispo Cal Poly campus, lawn off Calif Street Comment
  OBI3690  Lagunaria patersonia Mary Kidd 1970-10-8 121 San Luis Obispo Near W end B-wing Sci bldg. Campus Calif State Polytechnic College Comment
  CHSC61254  Lamarckia aurea T. B. Devine 1980-4-5 663 San Luis Obispo Along Frontage Rd. just e of Hwy 101 ca 1 mi s of Arroyo Grande. Roadcut beside pasture. Comment
  RSA273305  Lamarckia aurea James Payne Smith Jr. 1973-3-20 5891 San Luis Obispo Price Canyon Road 3.5 mi from Pismo Beach 61 Comment
  SBBG104487  Lamarckia aurea M. D. Proctor, E. A. Young 1993-4-16 ROB 430 San Luis Obispo E edge of post; Camp San Luis Obispo Comment
  OBI56889  Lamarckia aurea Jennifer Stone 1986-3-9 10 San Luis Obispo Voucher for fire succession thesis study, Soil Science Dept, Cal Poly State univ. Site 6. Cuesta Ridge E Comment
  OBI3943  Lamium amplexicaule Elizabeth Rudd 1971-2-24 158 San Luis Obispo 3 mi N of Santa Margarita Comment
  OBI82360  Lamium amplexicaule David J. Keil 2015-9-21 33407 San Luis Obispo Arroyo Grande. Fair Oaks Avenue at Fred Grieb bridge over Arroyo Grande Creek. 25 Comment
  CHSC53621  Lastarriaea coriacea L. P. Janeway; Jean Witzman 1988-4-30 2653 San Luis Obispo Near eastern 'headwaters' of Huerhuero Cr. In bare sandy dirt road. 411 Comment
  OBI80912  Lastarriaea coriacea David J. Keil 1985-6-19 18884 San Luis Obispo Los Osos Oaks Preserve Comment
  CAS-BOT-BC339033  Lasthenia californica R. F. Hoover 1947-4-18 6967 San Luis Obispo Near Piedras Blancas Point Comment
  SEINET7063597  Lasthenia californica A. G. Vestal 1947-4-12 s.n. San Luis Obispo 'Purple Pastureao just west of San Luis Obispo-Kern County Line on Route 166. UTM Zone 11, 274519mE, 3877450mN. (WGS84/NAD83). 786 Comment
  RSA123037  Lasthenia californica C. M. Belshaw 1936-3-19 1655 -A San Luis Obispo 3 miles NW of Parks Ranch, Sausalito Valley. 213 Comment
  CAS-BOT-BC183587  Lasthenia chrysostoma James R. Shevock; Jack Zaninovich 1983-3-30 10214 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 12.8 miles northwest from California highway 33/166 800 Comment
  RSA0020773  Lasthenia debilis Greg Wilvert 2005-4-13 222 San Luis Obispo 3.9 km SSW of Lawson Spring. 739 Comment
  CAS-BOT-BC329178  Lasthenia ferrisiae David D. Keck; J. Clausen 1935-4-9 3103 San Luis Obispo Cholame Creek at Cholame 365 Comment
  SBBG123134  Lasthenia glaberrima D. Keil 2002-4-4 29788 San Luis Obispo vicinity of farm ponds N of Santa Margarita, E of Hwy 101; Santa Margarita Ranch 298 Comment
  CDA34278  Lasthenia glabrata subsp. coulteri David J. Keil 2009-4-9 30576 San Luis Obispo Just south of junction of California Route 58 with US Route 101 along frontage road to Santa Margarita Booster Station. 0 Comment
  OBI75847  Lasthenia gracilis Al Lindholm 1971-4-11 174 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, halfway to rd in open meadow from "dry lake" pond 520 Comment
  CAS-BOT-BC361268  Lasthenia leptalea Clare B. Hardham 1960-4-20 5462 San Luis Obispo Black Mt., HIghland Dist. 457 Comment
  CAS-BOT-BC367549  Lasthenia microglossa R. F. Hoover 1958-3-22 8430 San Luis Obispo Summit of Temblor Range at Kern County line, Simmler--McKittrick Road Comment
  UC1747207  Lasthenia microglossa David Keil with Kathleen Keil 1993-4-1 San Luis Obispo E of Santa Margarita along Hwy. 58 at jct. with La Panza Road Comment
  CAS-BOT-BC370864  Lasthenia minor Ernest C. Twisselmann 1954-3-26 945 San Luis Obispo Chris Twisselmann Ranch: 7 miles south of Cholame 670 Comment
  UC135335  Lasthenia minor T. S. Brandegee 1888-6-1 San Luis Obispo San Simeon Comment
  UC579277  Lasthenia minor C. M. Belshaw 1936-4-2 1790 San Luis Obispo sw end of Soda Lake; Carrizo Plain. Mc Kittrick Quadrangle 609 Comment
  UCR32064  Lathyrus vestitus David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel, L. Seek 1982-5-9 16089 San Luis Obispo Cypress Mountain, c. 2 mi. west of Warrens' cabin 589 Comment
  RSA18221  Lathyrus vestitus subsp. vestitus Carl B. Wolf 1929-4-16 3629 San Luis Obispo 6 miles north of Morro Bay Comment
  CAS-BOT-BC321659  Layia glandulosa Rev. R. W. Summers 1886-2-21 435 San Luis Obispo Oso Flaco sand hills, near sea Comment
  JEPS59956  Layia glandulosa Lewis S. Rose 1969-4-14 69020 San Luis Obispo s Creston (Bedell Ranch); n end La Panza Range, Bedell Ranch 426 Comment
  CAS-BOT-BC321427  Layia glandulosa Ernest C. Twisselmann 1957-5-24 3580 San Luis Obispo The Greenhorn Range. Alta Sierra Road, 7.2 miles W of Lake Isabella. 1554 Comment
  CAS-BOT-BC321632  Layia glandulosa R. F. Hoover 1947-4-2 6858 San Luis Obispo Upper Arroyo Grande 6 mi above County Park Comment
  UCSB43940  Layia glandulosa Kiehn, David 1980-4-18 San Luis Obispo East side of Calif. 1 at Nipomo Mesa ca. 16 miles N from Guadalupe 30 Comment
Read comments
May 24 2013
  UCSB49800  Layia glandulosa Black, Nan 1968-4-20 San Luis Obispo North side of road in Calif. Hwy 1, 12.3 miles north of Santa Maria River, Nipomo Mesa 60 Comment
  UC455581  Layia hieracioides I. J. Condit 1910-4-30 San Luis Obispo Oceano Comment
  UC1314937  Layia hieracioides R. F. Hoover 1967-5-15 10577 San Luis Obispo s edge of San Luis Valley Road to Arroyo Grande; Carpenter Canyon Comment
  CAS-BOT-BC327492  Layia jonesii R. F. Hoover 1948-4-22 7485 San Luis Obispo West base of Mt. Bishop near San Luis Obispo Comment
  OBI31622  Layia jonesii Smeltzer, Turnquist 1982-5-7 113 San Luis Obispo On the NE side of Laguna Lake Park Comment
  UC373316  Layia jonesii Marcus E. Jones, A. M. 1882-5-5 3224 San Luis Obispo San Luis Obispo Comment
  UCD135695  Layia jonesii Bruce G. Baldwin 1989-4-21 735 San Luis Obispo San Luis Obispo County: California Polytechnic State University at San Luis Obispo, near summit of Poly Mountain along fenceline where trail parallels. Comment
  POM223423  Layia munzii D. D. Keck, Jens Clausen 1935-4-10 3155 San Luis Obispo East side of Soda Lake, Carrizo Plains. 598 Comment
  CAS-BOT-BC327641  Layia munzii R. F. Hoover 1952-4-10 8107 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  LA203806  Layia munzii David D. Keck; J. Clausen 1935-4-9 3097 San Luis Obispo Cholame Creek, at Cholame 365 Comment
  RSA0001363  Layia munzii P. A. Munz 1926-4-8 10149 San Luis Obispo 32 mi E of Paso Robles on the road from Wasco, i.e., about 6 mi E of Cholame near Kern County line. Comment
  CAS-BOT-BC372334  Layia pentachaeta Katherine Esau 1935-4-13 s.n. San Luis Obispo Carrizo Plain Comment
  CAS-BOT-BC382115  Layia platyglossa Alice Eastwood; John Thomas Howell 1935-3-25 2024 San Luis Obispo Cholame Comment
  OBI25982  Layia platyglossa David J. Keil 1981-5-16 14631 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  SBBG34884  Layia platyglossa Mrs. R. W. Summers 1888-5-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC1069765  Layia platyglossa E. Armstrong 1934-4-1 1101 San Luis Obispo Carrizo Plains La Panza Quad., Carrizo Plains Comment
  UC89216  Layia platyglossa M. M. Miles San Luis Obispo San Luis Obispo Comment
  OBI15809  Layia platyglossa Robert F. Hoover 1967-4-20 10498 San Luis Obispo Wilson Corner Comment
  OBI58930  Lemna David J. Keil 1998-6-8 27713 San Luis Obispo Bitterwater Rd., S of Cholame, 5 miles S of junction with Hwy 46 along Palo Prieto Creek. 591 Comment
  SBBG130669  Lemna gibba D. J. Keil 2001-5-10 29430 San Luis Obispo Bitterwater Rd, Pinole Spring, 10.1 rd mi N from Hwy 58 at site of stone springbox on slope below rd 688 Comment
  OBI38511  Lemna minuta Eric Wise 1982-6-25 1591 San Luis Obispo Black Lake Cyn. About 1 mi E of hwy 1 Comment
  RSA318281  Lemna valdiviana Wayne P. Armstrong 1984-8-28 1221 San Luis Obispo North shore of Oso Flaco Lake 6 Comment
  CAS-BOT-BC221508  Lepechinia calycina Alice Eastwood; John Thomas Howell 1938-6-14 5936 San Luis Obispo Prefumo Canyon Comment
  OBI65055  Lepidium dictyotum Greg Wilvert 2005-4-17 260 San Luis Obispo SE half of the Caliente Range. Quail Spring 942 Comment
  SD236243  Lepidium dictyotum R. E. Riefner Jr. 2002-4-4 02 72 San Luis Obispo San Andreas Rift, Carrizo Plain, due east ca 2 miles off Soda Lake Road, ca 5 miles south of Soda Lake (Painted Rock 7.5'Q) 584 Comment
  CAS-BOT-BC89016  Lepidium dictyotum Ernest C. Twisselmann 1961-3-27 6024 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake, easter SLO county. 576 Comment
  CAS-BOT-BC123202  Lepidium jaredii L. (Lorenzo Dow) Jared 1893-5-1 s.n. San Luis Obispo Hill above the Cariso [Carrizo] Plains Comment
  SD46154  Lepidium jaredii G. Thomas Robbins, Rimo Bacgalupi 1952-4-20 3454 San Luis Obispo Alkali bottom just east of lowest point in Carrizo Plain, ca. 8.0 miles southeast of Soda Lake. 594 Comment
  OBI73424  Lepidium latifolium David J. Keil 2010-6-1 30830 San Luis Obispo San Juan Creek Bridge at Highway 58. Eastern portion of La Panza Mountains. 450 Comment
  OBI57199  Lepidium latifolium David J. Keil 1998-9-4 28110 San Luis Obispo Ranch land near Shandon, 0.2 miles S of junction with Hwy 41 on McMillan Canyon Rd. Comment
  OBI80379  Lepidium nitidum David J. Keil 1993-3-27 s.n. San Luis Obispo Laguna Lake Park. 170 Comment
  SBBG112848  Lepidium nitidum C. B. Hardham 1960-3-23 5225 a San Luis Obispo S end of Soda Lake, Carissa Plains Comment
  UCD78274  Lepidium nitidum Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4620 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 582 Comment
  OBI59536  Lepidium nitidum David J. Keil, with V. L. Holland and Michael Curto 2001-3-12 29167 San Luis Obispo Coastal side of Highway 1 along coast west of Cayucos, just east of China Harbor and west of Abalone Farm. Comment
  UC564147  Lepidium nitidum Roxana S. Ferris 1935-3-28 9158 San Luis Obispo about 11 mi n Simmler (summit of Cholame-Simmler Road) Comment
  UCD115783  Lepidium nitidum A. D. Gifford 1937-3-26 785 San Luis Obispo San Luis Obispo County: 0.5 mile east of Pozo. 457 Comment
  UCSB44342  Lepidium nitidum Brownell, Kathleen 1979-3-3 San Luis Obispo Highway 1; 25.9 miles south of Piedras Blancas; east side of road near fence 30 Comment
  UCR247886  Lepidium nitidum var. nitidum David J. Keil, V. L. Holland, Michael Curto 2001-3-12 29167 San Luis Obispo Coastal side of Hwy 1 along coast west of Cayucos, just east of China Harbor and west of Abalone Farm 120 Comment
  OBI57243  Lepidium strictum David J. Keil 1998-4-15 26745 San Luis Obispo Near Oceano at intersection of Silver Spur Place & 22nd St. Comment
  UC1321306  Lepidospartum squamatum R. F. Hoover 1966-10-1 10103 San Luis Obispo Lower Lopez Canyon; Lower Lopez Canyon Comment
  RSA164047  Leptochloa fusca subsp. uninervia E. C. Twisselmann 1963-12-10 9204 San Luis Obispo Highway U.S. 466, 7 miles east of Paso Robles. 244 Comment
  OBI47102  Leptosiphon ciliatus Lynne Dee Oyler 1986-4-5 384 San Luis Obispo American Cyn Blue oak study site in cattle exclosure. Los Padres Natl Forest. S1/2, SW1/4 sec 28 R16E, T30S, MDBM Comment
  OBI66639  Leptosiphon ciliatus D. R. Miller 594 -323 San Luis Obispo Very infringement. These plants are growing along edge of Ridge Rd. at Dr's turn; Tobacco Creek drainage 900 Comment
  CHSC63652  Leptosiphon liniflorus B. Castro; G. Kuenster 1989-5-24 310 San Luis Obispo Ca 2 mi NE of Santa Margarita, in hills above the Salinas R., along Hwy 58. 335 Comment
  SBBG34823  Leptosiphon liniflorus Mrs. R. W. Summers 1884-5-26 San Luis Obispo La Panza Comment
  UCSB26461  Leptosiphon parviflorus Smith, Dale 1965-3-27 San Luis Obispo Bear Trap Canyon, 4 miles south of La Panza Comment
  CDA17896  Lessingia filaginifolia var. filaginifolia Austin Griffiths, V. L. Human & Kathleen G. Jones 1986-4-6 s.n. San Luis Obispo Pismo Dunes. 0 Comment
  SBBG127308  Lessingia germanorum D. Keil 1986-9-27 19773 San Luis Obispo ca. 0.5 mi E of Pine Cyn Forest Station along Hwy 166, slopes around dry bed of Cuyama River Comment
Read comments
Apr 19 2018
  SBBG118162  Lessingia glandulifera var. glandulifera J. Clark, M. Petroelje 2000-6-16 San Luis Obispo Nacimiento River just upstream from low water bridge on Bee Rock Rd; Camp Roberts; LCTA Plot 3 180 Comment
  CAS-BOT-BC339460  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1954-7-2 1418 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Jackson Place: 2 miles south of Grant's Lake, San Luis Obispo County 533 Comment
  OBI66613  Lessingia glandulifera var. glandulifera David J. Keil 1998-10-9 28170 San Luis Obispo California Highway 166, 0.8 mi w of Kern Co. line in easternmost San Luis Obispo Co. 792 Comment
  OBI15760  Lessingia pectinata var. tenuipes Robert F. Hoover 1969-9-19 11598 San Luis Obispo Palo Prieto Cyn Comment
  UC1287445  Lessingia pectinata var. tenuipes Willard Spence 1960-8-21 562 San Luis Obispo Parkhill Road 0.6 mi e Santa Margarita Forest Station Comment
  UC1226819  Lessingia tenuis P. J. Hurd and Stage 1962-6-9 62 -18 San Luis Obispo 5.1 mi ne Santa Margarita Comment
  CAS-BOT-BC272236  Leymus pacificus Lee McHenry 1947-5-18 s.n. San Luis Obispo South of Hazard Canyon Comment
  CDA17608  Leymus triticoides Austin Griffiths 1983-9-4 s.n. San Luis Obispo Oceano Dunes; Hwy 1 betw. 24th & 25th Sts. Comment
  CAS-BOT-BC130788  Lilium pardalinum Alice Eastwood; John Thomas Howell 1938-6-14 5918 San Luis Obispo Prefumo Canyon Comment
  OBI21394  Lilium pardalinum Robert F. Hoover 1950-6-21 8028 San Luis Obispo San Simeon Crk just below forks Comment
  JEPS21139  Limnanthes douglasii subsp. nivea Philip A. Munz 1925-3-24 9224 San Luis Obispo Atascadero Comment
  SBBG14924  Limnanthes douglasii subsp. nivea E. D. Rowe -Apr-1938 San Luis Obispo W of Santa Margarita near old mission Asistancia Comment
  OBI11604  Limonium californicum F. Rush Aug-57 s.n. San Luis Obispo S Morro Bay Comment
  RSA115608  Linanthus californicus E. C. Twisselmann 1955-5-27 2030 San Luis Obispo La Panza Range: Navajo Canyon 595 Comment
  JEPS13596  Linanthus ciliatus Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5244 San Luis Obispo e base La Panza Range (at La Panza Public Camp); Los Padres National Forest 655 Comment
  UC1124012  Linanthus dichotomus T. M. Hendrix 1937-4-22 80 San Luis Obispo 0.9 mi nnw Highland School; Pozo Quad. 533 Comment
  UCR59038  Linanthus liniflorus subsp. pharnaceoides C. F. Smith 1950-5-4 2773 San Luis Obispo Off Creston-Simmler Road, 0.25 mi. north of Fernandez Creek crossing. 417 Comment
  RSA191899  Linaria canadensis var. texana Robert F. Thorne, Percy C. Everett 1963-4-21 31620 San Luis Obispo S side of Morro Bay. 6 Comment
  UCR93700  Linum bienne George K. Helmkamp 1996-5-25 1067 San Luis Obispo Central Coast, between CA Hwy 1 and the ocean, 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county 15 Comment
  CAS-BOT-BC36171  Lithocarpus densiflorus var. densiflorus W. R. Dudley 1903-4-3 s.n. San Luis Obispo East of Cuesta Pass, Santa Margarita Mts. Comment
  UC1127218  Lithophragma cymbalaria W. A. Peterson 1937-4-30 782 San Luis Obispo Anderson Canyon; La Panza Quad. Comment
  CAS-BOT-BC435381  Lithophragma cymbalaria H. D. Ripley; R. C. Barneby 1941-4-13 3256 San Luis Obispo Hills bordering Carrizo Plains 731 Comment
  RSA755135  Lithophragma heterophyllum Larry Kandarian 2006-4-15 s.n. San Luis Obispo See Canyon. Comment
  OBI31480  Logfia filaginoides Joy Nishida, Robert Allen 1982-4-10 273 San Luis Obispo American Cyn campground 536 Comment
  SBBG46667  Logfia filaginoides L. W. Edge 1973-4-11 279 San Luis Obispo S of Morro Bay Comment
  OBI42367  Logfia gallica David J. Keil 1986-4-8 19103 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  UCR160304  Lolium multiflorum George K. Helmkamp 2004-5-9 8574 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park along Mesa View Dr. (Calif. Hwy 1), 0.2 mi south of the jct of Halcyon Rd. 61 Comment
  RSA0034971  Lolium multiflorum W. M. Arbaugh 1968-5-7 200 San Luis Obispo Old Morro Road between Atascadero and Morro Bay. Comment
  UC1873053  Lolium multiflorum David Keil 2001-5-10 29450 San Luis Obispo Hwy 58, 7.3 mi W of Shell Creek Road. Comment
  SBBG110278  Lomatium C. B. Hardham 1960-4-13 5414 San Luis Obispo hills S of Bee Rock 365 Comment
  OBI70883  Lomatium David J. Keil 2009-5-10 30604 San Luis Obispo California Highway 1, 1.8 mi n of Arroyo de la Cruz. Hears San Simeon State Park. Comment
  UCSB21860  Lomatium californicum Rankine, Jane 1965-4-10 San Luis Obispo 5.6 miles west of Atascadero on Hwy. 466, San Luis Mountain Range Comment
  OBI77057  Lomatium caruifolium David J. Keil 1988-3-19 20426 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
  SBBG95383  Lomatium caruifolium C. Zeeb 1984-1-28 9 San Luis Obispo 0.6 mi E of Pennington Crk Rd Comment
  OBI3998  Lomatium dasycarpum Elizabeth Rudd 1971-4-3 202 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  OBI8896  Lomatium dasycarpum subsp. dasycarpum Robert F. Hoover 1958-3-26 8437 San Luis Obispo Ridge of Santa Lucia Mts NW of Cuesta Pass Comment
  SBBG9333  Lomatium dasycarpum subsp. dasycarpum C. B. Hardham 1958-4-11 3028 San Luis Obispo Oak Flat, W of Paso Robles Comment
  UC1123013  Lomatium dasycarpum subsp. dasycarpum H. C. Lee 1936-3-23 526 San Luis Obispo Mine Hill Arroyo Grande Quad., Mine Hill Comment
  CAS-BOT-BC218439  Lomatium parvifolium John Thomas Howell; Alice Eastwood 1938-6-14 5919 San Luis Obispo Prefumo Canyon Comment
  OBI8862  Lomatium parvifolium Robert F. Hoover 1968-4-20 11065 San Luis Obispo Mesa summit south of Arroyo de la Cruz Comment
  CAS-BOT-BC217751  Lomatium parvifolium Clare B. Hardham 1957-4-25 1725 San Luis Obispo Cypress Mountain, Santa Lucia Mountains Comment
  JEPS27032  Lomatium parvifolium Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-10 7413 San Luis Obispo in area of the Cupressus sargentii swamp Cypress Mountain, norththeastern flank (headwaters of Las Tablas Creek) 731 Comment
  RSA128128  Lomatium parvifolium Clare B. Hardham 1958-4-19 33114 San Luis Obispo Cypress Mountain Comment
  OBI77054  Lomatium utriculatum David J. Keil 1988-3-19 20425 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
  SBBG59735  Lomatium utriculatum M. M. Miles -Jan-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCD78277  Lomatium utriculatum Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4623 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 582 Comment
  RSA0040318  Lomatium vaginatum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6270 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment
  RSA613934  Lomatium vaginatum George K. Helmkamp, E. Helmkamp 1998-4-8 3210 San Luis Obispo Elkhorn Grade Rd, 6.3 mi. NW of jct with CA hwy 33 (roughly W of Maricopa). 549 Comment
  CAS-BOT-BC243957  Lonicera involucrata var. ledebourii D. E. Breedlove 1962-8-7 4105 San Luis Obispo On the shore of Oso Flaco Lake, 3 miles north of Guadalupe Comment
  RSA609729  Lonicera involucrata var. ledebourii R. S. Woglum 1940-4-20 2670 San Luis Obispo Central Coast: Morro Bay area. Comment
  OBI5553  Lonicera involucrata var. ledebourii Sharon Jochums 1974-2-2 6 San Luis Obispo Southern slope of Arroyo de la Cruz, west of hwy 1 Comment
  UCR91701  Lotus corniculatus George K. Helmkamp 1996-5-24 1009 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
  OBI31798  Lotus corniculatus Smeltzer, Turnquist 1982-5-19 134 San Luis Obispo Along the laguna lake paved rd and the NE shoreline of lake Comment
  UC570320  Lotus humistratus D. Axelrod 1935-3-31 212 San Luis Obispo 8 mi se Cuyama Ranch; Santa Ynez Quad. 762 Comment
  UC57459  Lotus micranthus J. H. Barber 1900-3-30 1024 San Luis Obispo Paso Robles Santa Lucia Mts. Comment
  UCR202899  Lotus scoparius var. scoparius George K. Helmkamp, E. A. Helmkamp 2000-3-15 5331 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  UC1129200  Lotus strigosus H. C. Lee 1936-3-10 470 San Luis Obispo 2 mi nnw Camp Hill; San Luis Obispo National Forest, Arroyo Grande Quad. 243 Comment
  UCR140129  Lotus strigosus George K. Helmkamp 2004-3-13 8357 San Luis Obispo Central Coast, Nipomo Mesa, along Calif. Hwy 1 (Mesa View Dr.), 0.4 mi south of Halcyon Rd, south of Arroyo Grande 76 Comment
  UCR161930  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 2005-2-24 8970 San Luis Obispo South Coast Ranges, along Huasna Road, c. 5 mi. NE of its junction with Huasna Towship Road (generally east of Arroyo Grande) 244 Comment
  SEINET6932564  Lotus strigosus Wanda P. Vestal, A. G. Vestal 1955-4-19 s.n. San Luis Obispo Ca. 4.5 miles north-northeast of San Louis Obispo, below Cuesta Pass. Comment
  UCR134418  Lotus wrangelianus George K. Helmkamp, E. A. Helmkamp 2001-4-29 6577 San Luis Obispo Irish Hills, Clark Valley Rd., 3.8 mi south of Los Osos Valley Rd., east of Los Osos 213 Comment
  UCR160903  Lupinus Don Pendleton 1992-3-15 92- 04 San Luis Obispo E side of Atascadero, adjacent to railroad tracks on N-S trending ridge west of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  OBI19267  Lupinus albifrons Robert F. Hoover 1964-3-14 8648 San Luis Obispo head of Lopez Cyn Comment
  UC1925849  Lupinus albifrons David Keil 1981-4-9 14297 San Luis Obispo 0.6 miles W of junction of road to Cholame along State Highway 58. Comment
  OBI19264  Lupinus albifrons W. Kent Allender 1962-12-17 s.n. San Luis Obispo Near Cuesta Summit Trail, Santa Lucia Range Comment
  CAS-BOT-BC201344  Lupinus albifrons var. abramsii Clare B. Hardham 1959-6-25 4902 San Luis Obispo North ridge, Cone Peak 1219 Comment
  CAS-BOT-BC195742  Lupinus albifrons var. albifrons Alice Eastwood; John Thomas Howell 1937-4-22 3852 San Luis Obispo Paso Robles Comment
  UCR161229  Lupinus albifrons var. albifrons George K. Helmkamp, E. A. Helmkamp 2005-3-5 9036 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness N of Lopez Lake, Upper Lopez Canyon Road, 5.5 mi N of jct with Lopez Road 335 Comment
  CAS-BOT-BC195781  Lupinus albifrons var. albifrons R. F. Hoover 1964-3-8 8644 San Luis Obispo North of San Carpojo Creek Comment
  SBBG17735  Lupinus albifrons var. collinus D. Emery 1952-2-24 San Luis Obispo 0.25 mi up See Cyn Comment
  OBI57675  Lupinus arboreus Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Just E of base at Suicide Hill, at S end of Morro Bay Comment
  UCD106607  Lupinus arboreus Eric Davidson 1971-6-26 325 San Luis Obispo San Luis Obispo County: in day-use camp on San Simeon State Beach. Comment
  OBI17683  Lupinus bicolor Dave Imper 1977-2-24 54 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 91 Comment
  OBI26207  Lupinus bicolor Lyda W. Edge 1973-3-13 305 San Luis Obispo Callender Comment
  OBI56776  Lupinus bicolor David J. Keil 1986-4-13 19178 San Luis Obispo 2 mi E from jctn with Las Pilitas Rd on Parkhill rd. S side of hwy Comment
  OBI75844  Lupinus bicolor Al Lindholm 1971-4-11 165 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. Open ridge E of Geode Mtn. E slope of Geode Mtn 520 Comment
  UCSB37287  Lupinus bicolor Edge, Lyda 1973-3-13 San Luis Obispo Callender Comment
  OBI75501  Lupinus bicolor Jenner Whitt 2003-4-14 57 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  UCD107291  Lupinus bicolor Carl B. Mankinen 1969-4-19 41 San Luis Obispo Santa Luis Obispo County: on Antonio Dam Road, 0.2 mile north of its junction with Nacimiento Road, northwest of Paso Robles. Comment
  RSA185461  Lupinus bicolor subsp. tridentatus Clare B. Hardham 1962-4-16 8993 San Luis Obispo Pozo Hi Mtn. Paso Robles. Comment
  OBI70508  Lupinus chamissonis Larry Kelly, David J. Keil 1988-10-1 294 San Luis Obispo Between Pismo State beach campground and Grand Ave Comment
  OBI12915  Lupinus concinnus Robert F. Hoover 1947-3-29 6797 San Luis Obispo 5 mi E of Creston on La Panza Rd Comment
  RSA619253  Lupinus concinnus subsp. concinnus R. S. Woglum 1938-4-23 1585 San Luis Obispo San Joaquin Valley / Outer South Coast Ranges transition: Creston to La Panza. Comment
  UC1129479  Lupinus hirsutissimus E. Armstrong 1934-4-1 1118 San Luis Obispo 6 mi e Santa Margarita; Pozo Quad. Comment
  UC73232  Lupinus hirsutissimus J. E. Roadhouse 1905-4 34 San Luis Obispo San Luis Obispo Comment
  OBI12891  Lupinus hirsutissimus Robert F. Hoover 1947-3-2 6645 San Luis Obispo Carpenter Cyn, N of Arroyo Grande Comment
  SEINET10489236  Lupinus latifolius subsp. dudleyi Duane Isely 1965-5-26 Isely 9576 San Luis Obispo Roadside, state #1, immediately s of cambria. Erect clumps, ca 2 ft.; Fls Appearing deep violet; standard with a white center; keel white except for Maculate tip. Comment
  UC1315088  Lupinus latifolius var. latifolius R. F. Hoover 1967-2-18 10218 San Luis Obispo Diablo Canyon; San Luis Range, Diablo Canyon Comment
  UC1392782  Lupinus ludovicianus R. F. Hoover 1969-5-3 11301 San Luis Obispo upper Arroyo Grande Comment
  OBI48282  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1160 San Luis Obispo USFS rd paralleling Salinas River 0.6 mi NW locked gate, ca 1.5 mi E Pozo Rd, 3.3 mi W American Cyn Rd Comment
  RSA659273  Lupinus microcarpus var. densiflorus R. Riggins 1978-5-7 1148 San Luis Obispo Pozo Rd., 13.5 mi E jct. with Hwy. 58 and 0.7 mi W Salinas River bridge at Pozo. Comment
  SBBG114112  Lupinus microcarpus var. densiflorus R. Riggins 1979-5-6 1173 San Luis Obispo Thirtyfive Cyn Rd, 2.7 mi S of intersection to Branch Mtn, 0.6 mi NE of jct with Agua Esconcico Rd Comment
  OBI12853  Lupinus microcarpus var. microcarpus Robert F. Hoover 1949-4-21 7612 San Luis Obispo Just E of San Juan River on rd from La Panza to Simmler Comment
  OBI48417  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1141 San Luis Obispo Just W of San Juan Crk at hwy 58 Comment
  UCSB12190  Lupinus microcarpus var. microcarpus Breedlove, Dennis 1962-3-24 San Luis Obispo Roadbank 5.5 miles south of Shandon 365 Comment
  RSA0072108  Lupinus nanus Daisie Huang 2006-4-13 06041344 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  SD167115  Lupinus nanus G. K. Helmkamp, E. A. Helmkamp 2005-3-5 9028 San Luis Obispo Santa Lucia Wilderness north of Lopez Lake, Upper Lopez Canyon Road, 5.5 miles north of junction with Lopez Road. 334 Comment
  SFV15515  Lupinus nanus I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 375 San Luis Obispo Carrizo Plain 12 miles south on Elkhorn Road from intersection with Simmler Road. On slight western slope. 640 Comment
  UCR122135  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2000-4-21 5465 San Luis Obispo Santa Lucia Range, Santa Rosa Creek Road, 5.6 mi east of Cambria 76 Comment
  UC1542867  Lupinus nanus Dunn and Brown 1946-5-12 2291 San Luis Obispo 4 mi n Santa Margarita; n of Santa Margarita Comment
  UC52312  Lupinus nanus R. W. Summers 1887-4-27 154 San Luis Obispo Comment
  CAS-BOT-BC202125  Lupinus nipomensis Alice Eastwood 1941-4-21 18969 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  UC1314981  Lupinus pachylobus R. F. Hoover 1967-4-5 10340 San Luis Obispo on La Panza Road 17 mi e Creston (on branch of Cammatti Creek); on branch of Cammatti Creek Comment
  RSA585609  Lupinus ruber D. A. Young, F. L. Johnson, Arline Young 1992-6-17 ROB- 0066 San Luis Obispo 0.5 km SE of Deer Trail Road on W Perimeter Road. Comment
  HSC14878  Lupinus subvexus A. Vandale May 1965 San Luis Obispo San Luis Obispo 915 Comment
  SBBG104829  Lupinus succulentus M. D. Proctor, E. A. Young 1993-3-23 ROB 318 San Luis Obispo E edge of Cantonment Area; Camp San Luis Obispo Comment
  OBI25936  Lupinus succulentus Lorraine Vinland 1981-10-3 5 San Luis Obispo 500 Block of Higuera St. Vacant Lot Comment
  UC454940  Lupinus truncatus California Polytechnic School 37 San Luis Obispo See Canyon; California Polytechnic School, See Canyon Comment
  RSA113148  Lupinus vallicola subsp. apricus Roxana S. Ferris 1955-5-23 12797 San Luis Obispo 2.3 miles southeast of Geneseo School (E branch of Huerhuero Creek) on road to Creston. Comment
  CAS-BOT-BC441260  Luzula macrantha Clare B. Hardham 1957-4-30 1594 San Luis Obispo Santa Lucia MOuntains: Cypress Mountain 853 Comment
  OBI21183  Luzula macrantha R. F. Hoover 1964-6-12 9073 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  CAS-BOT-BC441360  Luzula subsessilis R. Bacigalupi 1949-4-8 3083 San Luis Obispo Cambria Pines, hill betweeen Cambria and ocean Comment
  CAS-BOT-BC231442  Lycium andersonii R. F. Hoover 1952-4-20 8140 San Luis Obispo Low hills near north end of Elkhorn Plain, west base of Temblor Range Comment
  OBI31689  Lysimachia arvensis Turnquist, Smeltzer 1982-5-1 94 San Luis Obispo On the NE side of Laguna Lake Park Comment
  OBI4829  Lysimachia arvensis Mike Wemp 1972-3-29 19 San Luis Obispo 1/4 mi NW of Montana de Oro State Park campground 30 Comment
  SBBG132539  Lythrum californicum D. Keil 2009-6-30 30627 San Luis Obispo San Luis Obispo outskirts, Froom Ranch off Calle Joaquin W of Los Osos Valley Rd 55 Comment
  OBI36948  Lythrum hyssopifolia Eric Wise 1981-7-10 927 San Luis Obispo Atascadero Lake Comment
  CAS-BOT-BC343878  Madia elegans Bruce G. Baldwin 1985-9-29 535 San Luis Obispo Along California State Highway 58, less than 0.5 miles west of junction with California State Highway 229 Comment
  OBI3743  Madia exigua Elizabeth Rudd 1971-5-23 292 San Luis Obispo 3 mi NE of Santa Margarita 396 Comment
  OBI42284  Madia gracilis David J. Keil, V. L. Holland 1986-5-26 19576 San Luis Obispo Oak Shores Development on n shore of Nacimiento Lake Comment
  OBI79313  Madia gracilis David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31711 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail near junction with San Simeon Creek Road. 766 Comment
  OBI15718  Madia gracilis Robert F. Hoover 1964-6-12 9059 San Luis Obispo Near Rocky Butte fire lookout Comment
  OBI33053  Madia gracilis David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett, and Lela Burdett 1983-5-14 17001 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  UCSB44599  Madia gracilis Strong, Lisa 1982-4-22 San Luis Obispo At Nipomo Mesa, 6 miles north of 11th Street in Guadalupe on California Highway 1 30 Comment
  SEINET2442633  Madia radiata David Keil, Kathleen Keil 2001-4-20 29357 San Luis Obispo Bitterwater Canyon. Along Bitterwater Road ca. 10 miles north of junction with Highway 58.; 0 67 Comment
  RSA0008531  Madia radiata Clare B. Hardham 1962-4-14 8977 San Luis Obispo Pinole Hills, head of Bitterwater Canyon Comment
  CAS-BOT-BC512096  Maianthemum racemosum subsp. amplexicaule R. F. Hoover 1964-5-14 8866 San Luis Obispo See Canyon Comment
  CAS-BOT-BC514534  Maianthemum stellatum R. F. Hoover 1947-3-16 6680 San Luis Obispo San Carpoforo Creek near ocean Comment
  SBBG104627  Malacothamnus jonesii F. L. Johnson, E. A. Young 1993-5-24 ROB 541 San Luis Obispo 2 km S of Twin Bridges; Camp Roberts Comment
  CAS-BOT-BC204144  Malacothamnus jonesii R. F. Hoover 1959-5-9 8500 San Luis Obispo 4 mi W. Paso Robles on Adelaida Road Comment
  RSA126777  Malacothrix californica G. T. Nordstrom 1937-4-14 1078 San Luis Obispo 2.8 miles east-southeast of Williams Ranch 335 Comment
  SBBG95299  Malacothrix coulteri D. Keil, R. Riggins 1986-4-26 19271 San Luis Obispo ca. 1.15 mi NE of jct of Elkhorn Rd on Crocker Grade Rd; Temblor Range 838 Comment
  UC1315013  Malacothrix glabrata R. F. Hoover 1967-4-9 10415 San Luis Obispo near n end Elkhorn Plain; Temblor Range Comment
  CAS-BOT-BC322485  Malacothrix incana Delzie Demaree 1938-8-22 18094 San Luis Obispo Pismo Beach Comment
  CAS-BOT-BC323282  Malacothrix incana E. R. Blakley 1960-7-2 3502 San Luis Obispo Beach west of Oso Flaco Lake 6 Comment
  OBI15650  Malacothrix incana Robert J. Rodin 1957-5-16 6148 San Luis Obispo 1/2 mi S of Morro Bay Comment
  RSA773015  Malacothrix incana R. F. Thorne, Percy C. Everett 1963-4-21 31631 San Luis Obispo South end of Morro Bay between bay and ocean. Comment
  OBI57133  Malacothrix phaeocarpa G. F. Hrusa 1995-5-2 12300 San Luis Obispo Black Butte Research Natural Area. Ridge immediately SW of Radio Facility 2 (Peak 1) 600 Comment
  SBBG117828  Malacothrix phaeocarpa E. Painter, M. Wetherwax, T. Morosco, A. Holbrook 2003-4-13 CR 437 San Luis Obispo above Palisades "turkey guzzler" exclosure, S of Nacimiento River; Camp Roberts 340 Comment
  SBBG93817  Malacothrix phaeocarpa S. A. Junak 1990-4-26 4207 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
  SEINET13387185 Image available Malva parviflora Richard R. Halse 2015-1 9360 San Luis Obispo Western end of the Santa Maria Valley, at the end of Oso Flaco Lake Road; ca. 5 air miles south of Oceano. 3 Comment
  UC1121960  Malva parviflora N. K. Carlson 1936-3-25 217 San Luis Obispo 1.8 mi ne of Cerro Romauldo 152 Comment
  UCR58461  Malva parviflora 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
  RSA132958  Malvastrum parryi Clare B. Hardham 1959-4-14 4256 San Luis Obispo intersection of Shell Creek and Cammatta Road, about 26 miles east of Paso Robles. Comment
  OBI41003  Malvella leprosa David J. Keil 1985-9-28 19037 San Luis Obispo Los Osos/Baywood Park area. S of Los Osos Valley Rd along Clark Valley Rd Comment
  UC2027489  Marah fabacea Greg Wilvert 2005-4-6 166 San Luis Obispo Southeast Half of the Caliente Range: Middle Canyon; 2.6 km S of Wells Spring. Comment
  OBI14821  Marah fabacea Robert F. Hoover 1947-1-18 6594 San Luis Obispo Steiner Crk Comment
  OBI55235  Marah fabacea Greg Frugoli 1997-4-7 11 San Luis Obispo Black Mtn Rd, La Panza Range, Los Padres Natl Forest hwy 58 burn area 823 Comment
  CAS-BOT-BC8167  Mariposa simulans David Daniels Keck 1934-4-26 2815 San Luis Obispo La Panza. Comment
  OBI78252  Marrubium vulgare David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13984 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI78694  Marrubium vulgare Casey Trang 2013-2-9 5 San Luis Obispo Along Poly Canyon trail, at the second bend to the right of the coast live oak. 115 Comment
  UC2027057  Matricaria discoidea Greg Wilvert 2005-5-11 399 San Luis Obispo Southeast Half of the Caliente Range: 100 m NW of Semper Spring Comment
  OBI11730  Meconella denticulata Robert F. Hoover 1950-4-30 7860 San Luis Obispo E slope of La Panza Range Comment
  SEINET201968 Image available Meconella linearis W. R. Ernst 1961-4-2 757 San Luis Obispo Along the Simmler-Creston road, about 2 miles northwest of the junction to La Panza. 520 Comment
  OBI43734  Medicago lupulina David J. Keil 1985-6-8 18781 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. At hwy Dept maintenance yard at the S end of the bridge over the arroyo Comment
  SBBG118047  Medicago minima K. Foster 1999-3-14 San Luis Obispo Training Area Y2, vernal pool plot Y2-33a; Camp Roberts Comment
  CLARK-A1045-1368  Medicago polymorpha George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road; Morro Bay S 7.5'Q Comment
  SBBG22411  Medicago polymorpha C. B. Hardham 1961-4-14 7385 a San Luis Obispo Protestant Cemetery, Cambria Comment
  OBI12797  Medicago sativa Neil Havlik 1968-4-3 130 San Luis Obispo In Lopez Cyn, about 1 mi above dam site Comment
  CAS-BOT-BC269459  Melica californica R. F. Hoover 1949-5-15 7686 San Luis Obispo 10 mi E. of Creston on La Panza road Comment
  OBI21980  Melica californica Robert F. Hoover 1949-5-15 7686 San Luis Obispo 10 mi E of Creston on La Panza rd Comment
  SBBG104471  Melica imperfecta F. L. Johnson, E. A. Young 1993-5-26 ROB 635 San Luis Obispo Whiskey Spring; Camp San Luis Obispo Comment
  SBBG18817  Melica imperfecta C. B. Hardham 1957-5-6 1834 San Luis Obispo 0.75 mi S of Atascadero Lake Comment
  OBI35652  Melica imperfecta S. M. Inman 1983-5-19 73 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley rd past jctn of Pecho rd. Rt on dirt road after 'deer' sign, to S of dirt rd Comment
  OBI57010  Melica imperfecta Frederic Hrusa 1993-5-20 11029 San Luis Obispo Reservoir Cyn, Below goatherders cabin 400 Comment
  OBI25023  Melica torreyana David J. Keil, Dirk Walters 1980-4-26 13870 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI32298  Melica torreyana David J. Keil 1981-6-20 14885 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  SBBG104771  Melica torreyana F. L. Johnson, E. A. Young 1993-5-27 ROB 653 San Luis Obispo 1 km S of Pick and Shovel Mine; Camp San Luis Obispo Comment
  UC1257332  Melica torreyana R. F. Hoover 1969-6-23 11391 San Luis Obispo ridge nw Cuesta Pass Comment
  CAS-BOT-BC264261  Melica torreyana R. F. Hoover 1964-5-11 8778 San Luis Obispo Road to Hi Mt. from Pozo-Arroyo Grande summit Comment
  RSA770161  Melica torreyana Tina J. Ayers, S. Junak, D. Young 1989-4-27 712 San Luis Obispo Los Padres National Forest; Cuesta Ridge, just NW of sign near W boundary of botanical area. Comment
  OBI12794  Melilotus albus David Gleason 1964-2-9 3 San Luis Obispo 4 mi W of Atascadero. On side of cyn on slide area Comment
  OBI25929  Melilotus albus Lorraine Vinland 1981-7-3 14 San Luis Obispo hwy 101 near Marsh St exit Comment
  RSA231896  Melilotus indicus E. C. Twisselmann 1971-11-12 189518 San Luis Obispo Dorothy Twisselmann Ranch. 671 Comment
  OBI33693  Melilotus indicus Melissa Luckow, Jerry Rendon 1980-4-10 25 San Luis Obispo About 1/4 mi S of end of rd in Poly Cyn Comment
  OBI70164  Melilotus indicus Bernard Miossi 1939-6-16 100 San Luis Obispo Along hwy 101, 1.5 mi N of San Luis Obispo 58 Comment
  RSA585610  Melilotus indicus D. A. Young, F. L. Johnson, Arline Young 1992-6-17 ROB- 0079 San Luis Obispo 0.5 km SE of Deer Trail Road on W Perimeter Road. Comment
  OBI13669  Melissa officinalis Robert F. Hoover 1960-7-6 8526 San Luis Obispo Santa Rosa Crk 4 mi E of Cambria Comment
  OBI73554  Mentha aquatica David J. Keil 2010-11-2 30941 San Luis Obispo Lower Prefumo Canyon Road, 1.6 miles from intersection with Los Osos Valley Road. Along channel of Prefumo Creek 70 Comment
  OBI13656  Mentha spicata Robert D. Page 1963-10-5 226 San Luis Obispo Near an old Beaver Dam E of Santa Margarita along Pozo Rd Comment
  OBI56557  Mentzelia affinis W. L. Jepson 1932-4-3 16227 San Luis Obispo Elkhorn Scarp 671 Comment
  SBBG81893  Mentzelia affinis C. F. Smith 1957-4-21 5150 San Luis Obispo Hwy 33 E of Maricopa turnoff Comment
  SBBG108302  Mentzelia laevicaulis C. B. Hardham 1958-8-8 3949 San Luis Obispo Nacimiento River Comment
  RSA585852  Mentzelia micrantha G. Fred Hrusa 1995-5-28 12298 San Luis Obispo Ridge immediately SW of Radio Facility 2 (Peak 1). 610 Comment
  UCD117392  Mentzelia pectinata G. F. Hrusa 1998-3-28 14182 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, above headwaters of Bitterwater Creek, immediately south of Elkhorn Grade Road. 850 Comment
  OBI12473  Mentzelia veatchiana Robert F. Hoover 1950-4-2 7790 San Luis Obispo W edge of Carrizo Plain W of Simmler Comment
  OBI72257  Micranthes bryophora Anthony Baniaga, Daniel Chavez 2010-3-14 34 San Luis Obispo Tierra Redonda Mtn BLM ACEC 346 Comment
  OBI15622  Microseris bigelovii Robert F. Hoover 1948-4-14 7443 San Luis Obispo Coast W of Cambria Comment
  SEINET11810174  Microseris bigelovii S. B. Parish, Parish, W. F. 1881-1 955 San Luis Obispo no further locality Comment
  OBI73455  Microseris douglasii David J. Keil 2010-6-1 30819 San Luis Obispo La Panza Mountains. Red Hill Road, just south of junction with Highway 58. 610 Comment
  RSA770024  Microseris douglasii David J. Keil, Jason Dart, Meg Perry 2010-4-27 30745 San Luis Obispo Carrizo Plain west-southwest of Carissa Plains Elementary School, south of Highway 58 620 Comment
  UC1070038  Microseris douglasii C. M. Belshaw 1936-3-28 1742 San Luis Obispo 3.3 mi nw Cayucos; Cayucos Quad. 76 Comment
  CAS-BOT-BC348998  Microseris douglasii subsp. douglasii R. F. Hoover 1947-3-30 6854 San Luis Obispo 1 mi. s. of Simmler, Carrizo Plain Comment
  CAS-BOT-BC349000  Microseris douglasii subsp. douglasii R. F. Hoover 1949-5-1 7649 San Luis Obispo Cholame Valley, at junction of Cottonwood and Polonio Pass roads Comment
  UC1224754  Microseris douglasii subsp. tenella R. F. Hoover 1948-5-2 7496 San Luis Obispo w base La Panza Range Comment
  RSA8451  Microsteris gracilis subsp. gracilis I. L. Wiggins 1932-3-20 5776 San Luis Obispo 2 miles east of Paso Robles Comment
  OBI28284  Mimulus aurantiacus var. aurantiacus Rick Frelinger 1982-5-10 62 San Luis Obispo San Luis Crk in Reservoir Cyn, San Luis Obispo Comment
  OBI30723  Mimulus aurantiacus var. aurantiacus Koomanoff et al. 1981-5-16 16 San Luis Obispo SSE 45 degree slope near summit of Indian Knob Comment
  OBI9507  Mimulus aurantiacus var. aurantiacus Robert F. Hoover 1948-3-28 7435 San Luis Obispo Cambria among Monterey Pines Comment
  RSA448068  Mimulus aurantiacus var. aurantiacus F. H. Elmore 1933-8-4 353 San Luis Obispo Avila; Port San Luis Comment
  OBI20113  Mimulus aurantiacus var. aurantiacus Gary Howard 1971-5-17 s.n. San Luis Obispo Found on cutaway roadside in Poly cyn, (Cal Poly State University) Comment
  OBI9500  Mimulus aurantiacus var. aurantiacus Unknown 1960-5-10 s.n. San Luis Obispo County park, SLO Comment
  RSA420290  Mimulus aurantiacus var. grandiflorus R. S. Woglum 1938-5-14 1670 San Luis Obispo Jolon to San Simeon, along Nacimiento River Comment
  JEPS15602  Mimulus aurantiacus var. pubescens Rimo Bacigalupi with G. Thomas Robbins 1954-5-13 4456 San Luis Obispo slopes above Calf Canyon (along county road 5.6 mi s of Creston and 7.2 mi ne of Santa Margarita) 457 Comment
  OBI40262  Mimulus aurantiacus var. pubescens Clifton F. Smith 1950-4-28 2692 San Luis Obispo Upper San Juan Crk near Hubbard Hill Comment
  OBI9525  Mimulus aurantiacus var. pubescens Robert F. Hoover 1958-5-24 8484 San Luis Obispo Salinas River bridge E of Santa Margarita Comment
  RSA550810  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-26 1087 San Luis Obispo La Panza Range. 1.4 mi NE of Park Hill Raod along USFS Road 29S02 (to Navajo campground) 671 Comment
  SDSU116  Mimulus fremontii David M. Thompson 1989-5-18 1006 San Luis Obispo 0.5 mile W od Shee Creek Road along Hwy 58 , S side of road; T28S, R15E, NW1/4 SE1/4 S27. 445 Comment
  UC573554  Mimulus fremontii var. fremontii A. D. Gifford 1936-5-6 729 San Luis Obispo 1.2 mi n Park Ranch; Nipomo Quadrangle 365 Comment
  SBBG7008  Mimulus guttatus C. B. Hardham 1957-5-30 2085 San Luis Obispo road to Camp Natoma Comment
  OBI62439  Mimulus guttatus Bernard Miossi 1939-4-6 51 San Luis Obispo Cyn 3/4 mi N of San Luis Obispo and about 1/2 mi N W of San Luis Crk 61 Comment
  RSA132979  Minuartia cismontana Clare B. Hardham 1958-4-28 3136 San Luis Obispo Hills between San Juan River and Carissa Plains. Comment
  SEINET206459  Minuartia cismontana R. Bacigalupi, F Chisaki; L. Dempster et al. 1960-5-12 7429 San Luis Obispo Bee Rock Canyon just E of Bee Rock 0.4 mi W of 'Bee Rock' on both Tierra Redonda Mtn and Bradley Comment
  UCD98269  Minuartia douglasii G. K. Helmkamp; E. A. Helmkamp 2001-4-29 6592 San Luis Obispo San Luis Obispo County: Irish Hills; Profumo Cyn. Rd., 2.8 miles W of Los Osos Valley Road (SW of San Luis Obispo.) 91 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
  UC1285069  Minuartia douglasii R. F. Hoover 1949-5-30 7740 San Luis Obispo San Simeon Creek Comment
  OBI72638  Mirabilis laevis var. crassifolia Mark Graham, Angela Holbrook 2002-2-24 23 San Luis Obispo On W facing cliff 15 ft from edge towards the ocean at Pirate's Cove at end of Cave Landing Rd in Avila Beach 24 Comment
  UC1124529  Monardella breweri T. M. Hendrix 1937-6-6 274 San Luis Obispo 1 1/2 mi nw New District School; Pozo Quadrangle Comment
  OBI13647  Monardella breweri subsp. breweri Robert F. Hoover 1946-6-29 6204 San Luis Obispo Atascadero Comment
  OBI13644  Monardella breweri subsp. breweri Robert F. Hoover 1947-5-30 7227 San Luis Obispo Huasna River just below confluence of Arroyo Seco Comment
  UC136821  Monardella breweri subsp. lanceolata E. Palmer, M. D. June 1876 363 San Luis Obispo San Luis Obispo District Comment
  RSA30220  Monardella crispa Carl B. Wolf 1941-10-1 11160 San Luis Obispo approx 2.5 mi (airline) E of Oso Flaco Lake or between the CA Hwy 1 and S.P.R.R. 30 Comment
  UCR115587  Monardella sinuata subsp. sinuata George K. Helmkamp, E. A. Helmkamp 2000-6-15 5676 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  POM19718  Monardella undulata R. W. Summers 1882-2-3 s.n. San Luis Obispo Seashore hills. Comment
  RSA148049  Monardella undulata Alice Eastwood 1927-7-29 s.n. San Luis Obispo Morro Sands. Comment
  CDA17715  Monardella undulata subsp. undulata Austin Griffiths, Kathryn F. Bay, Gaylord & Kathleen Jones 1986-5-25 s.n. San Luis Obispo Morro Bay Sandspit; midway along easterly brow of south westernmost roadway SE of Shark Inlet, Morro Bay. Comment
  JEPS62410  Monardella villosa subsp. obispoensis E. P. Unangst 1907-7-1 San Luis Obispo Prefumo Canyon, near San Luis Obispo Comment
  UCD19267  Monardella villosa subsp. obispoensis John F. Sorenson 1989-7-1 s.n. San Luis Obispo San Luis Obispo County: 0.5 mi. north of Tassajara Peak, on a ridge. Comment
  CAS-BOT-BC214158  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
  UC195863  Monardella villosa subsp. villosa I. J. Condit June 1912 San Luis Obispo San Carpojo Comment
  SBBG85481  Monardella villosa var. obispoensis C. F. Smith 1968-6-28 10091 San Luis Obispo W of TV towers on rd to Cerro Alto, along ridge W of Cuesta Summit on US Hwy 101 Comment
  RSA0028076  Monolepis nuttalliana Greg Wilvert 2005-4-5 165 San Luis Obispo 100 meters N of Wells Spring. 883 Comment
  UC1529043  Monolopia congdonii Dean W. Taylor 1986-3-23 8743 San Luis Obispo along road from Elkhorn Plain to corrals Carrizo Plain; Panorama Hills Quadrangle 640 Comment
  CAS-BOT-BC349555  Monolopia lanceolata Alice Eastwood 1926-5-5 13873 San Luis Obispo Cholame Comment
  OBI56706  Monolopia lanceolata David J. Keil 1998-5-11 27181 San Luis Obispo Caliente Range. 4.4 mi from Soda Lake Rd. along Selby Rd. Comment
  UC1069971  Monolopia lanceolata N. H. French 1937-4-3 904 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quad. Comment
  OBI18712  Monolopia lanceolata Robert F. Hoover 1949-4-2 7582 San Luis Obispo 7 mi NE of Creston, on rd to Shandon Comment
  OBI18738  Monolopia lanceolata G. Thomas Robbins & Rimo Bacigalupi, Rimo Bacigalupi 1952-4-20 3458 San Luis Obispo S most end of Carrizo Plain, just before descent into Cuyama Valley, abut 4 mi from Kern county line 869 Comment
  SBBG120308  Monolopia stricta C. F. Smith 1992-4-10 12295 San Luis Obispo Russell Ranch Gate on rd to Caliente Pk, N side of Cuyama River, near oil fields and Chalk Mtn Comment
  CDA20795  Monolopia stricta G. F. Hrusa, Jeff Hart 1993-4-6 10699 San Luis Obispo Carrizo Plain. S end of Soda Lake on E side. 609 Comment
  JEPS34946  Monolopia stricta W. L. Jepson 1932-4-3 16202 San Luis Obispo between Choice Valley and Carrizo Plain; Yequas Hills 502 Comment
  HSC91690  Morella californica Susan H. Bicknell 1989-4-17 San Luis Obispo Montana de Oro, along Eastern Boundary Trail Comment
  OBI10894  Mucronea californica Robert F. Hoover 1967-6-9 10630 San Luis Obispo S end of Morro Bay Comment
  OBI72077  Mucronea californica Barbara Ertter 1989-5-23 8482 San Luis Obispo Unical Oil Refiery ca 4 air mi S of Oceano, at bend in Hwy 1 just across RR tracks from parking area Comment
  OBI58466  Mucronea californica David J. Keil 1998-5-20 27327 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
  SEINET1909955  Mucronea californica Barbara Ertter 1989-1 8482 San Luis Obispo San Luis Obispo Co.: Unical Oil Refinery ca 4 air miles S of Oceano, at bend in Hwy 1, just across railroad tracks from parking area, 457 Comment
  OBI10916  Mucronea perfoliata Robert F. Hoover 1953-5-17 8318 San Luis Obispo Head of "Skunk Well" cyn . Temblor Range Comment
  UC52599  Mucronea perfoliata L. Jared 1822-3-4 San Luis Obispo South Coast Ranges Comment
  OBI34401  Muhlenbergia rigens David J. Keil, Kathy Jones 1982-4-4 15840 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  POM98570  Muilla maritima Philip A. Munz 1925-3-25 9259 San Luis Obispo Pismo Creek, 3 miles from Pismo. Comment
  OBI10590  Myosurus minimus Robert F. Hoover 1947-3-30 6852 San Luis Obispo 1 mi S of Simmler, Carrizo Plain Comment
  OBI39156  Myosurus minimus P. McKie 1978-4-2 s.n. San Luis Obispo Soda Lake flats Comment
  CAS-BOT-BC101763  Myrica californica Malcom A. Nobs; S. Galen Smith 1949-6-24 864 San Luis Obispo estuary leading into east end of Morro Bay Comment
  UCR96387  Myriophyllum spicatum George K. Helmkamp 1996-9-21 1187 San Luis Obispo Coast Ranges, Santa Margarita Lake, south picnic area 396 Comment
  OBI25343  Myrtus communis Phil Ashley 1980-2-11 s.n. San Luis Obispo Campus of Calif Polytechnic State University, San Luis Obispo Comment
  OBI43479  Najas marina Eric Wise 1983-8-23 1746 San Luis Obispo Shepperd's Reservoir, Cal Poly Campus Comment
  CAS-BOT-BC456207  Najas marina Ernest C. Twisselmann 1959-11-2 5901 San Luis Obispo Oso Flaco Lake. 6 Comment
  CDA16341  Nassella cernua G. F. Hrusa 2000-4-1 15328 San Luis Obispo Carrizo Plain; Immed. N of Carrizo Plain, along Bitterwater Rd at Kern County line. 579 Comment
  SBBG118032  Nassella cernua A. Dilworth, J. Goldzman,,M. Petroelje 1998-4-13 San Luis Obispo ca. 2 mi NNE of intersection of W Perimeter and Chalk Rock Rds; LCTA Plot 52; Camp Roberts 300 Comment
  UC1133138  Nassella cernua C. A. Graham 1939-4-14 536 San Luis Obispo 1.9 mi sse Gifford Ranch; Branch Mt. Quadrangle Comment
  CAS-BOT-BC259855  Nassella cernua A. A. Beetle 1942-4-15 3034 San Luis Obispo Above the Santa Maria River near Taylor Spring, SW part of county Comment
  UCD88066  Nassella cernua P. Schiffman 1995-5-29 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, hillside behind old Traveler's Ranch cinderblock house near the 'spadefoot pond'. Comment
  SBBG40278  Nassella lepida R. F. Hoover 1969-6-23 11389 San Luis Obispo ridge NW of Cuesta Pass Comment
  SBBG92496  Nassella lepida S. A. Junak 1989-4-27 3967 San Luis Obispo Cuesta Ridge: 3.2 mi W of US Hwy 101 746 Comment
  SD241783  Nasturtium gambelii Mark A. Elvin, Ronnie Click, 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
  JEPS114108  Nasturtium officinale E. L. Painter, M. Wetherwax, D. Keil, K. Downing, J. Olson 2000-5-16 CR- 84 San Luis Obispo Camp Roberts. Nacimiento River floodplain, upstream from Twin Bridges. 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
  UC455460  Navarretia atractyloides I. J. Condit 1910-7-10 San Luis Obispo Coon Creek and ridge to Diablo Canyon Comment
  SEINET11264850  Navarretia hamata David Keil 1985-6-19 18882 San Luis Obispo Los Osos Oak Preserve. Scrub area dominated by [ ]; 0 Comment
  RSA0040004  Navarretia hamata subsp. parviloba LeRoy Gross, Marcel Beffort 2014-5-14 6461 San Luis Obispo Garcia Mountain. Most collections made in the Garcia Wilderness. Stony Creek campground., Near 35.20955N 120.25839W. From the camp down stream to the trail that climbs up to Caldwell (colwell) Mesa. Ended the survey on caldwell Mesa. Near 35.22186N 120.30452W. 573 Comment
  SBBG26258  Navarretia mitracarpa E. C. Twisselmann 1966-5-29 12328 San Luis Obispo hills at the summit of Palo Prieto Cyn 655 Comment
  SBBG58261  Navarretia mitracarpa M. M. Miles -May-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SEINET3860200  Navarretia mitracarpa Leigh A. Johnson, David Gowen 2010-5-11 10 -078 San Luis Obispo Ca. 1 mi east of San Juan Creek, along Hwy 58. Northeast side of road.; 0 528 Comment
  CAS-BOT-BC230462  Navarretia mitracarpa Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-23 5178 San Luis Obispo Along Huerhuero Creek road from Paso Robles airport (Sherwood Field) to Creston, 3.1 miles E of airport 243 Comment
  OBI62704  Navarretia mitracarpa Jason Dart 2003-6-12 D 134 San Luis Obispo Santa Margarita Ranch, 1.75 mi due S of town. Santa Lucia Mts 396 Comment
  SBBG107176  Nemacladus gracilis C. B. Hardham 1962-5-10 10 -087 San Luis Obispo intersection of Shell Crk and Camatta Rds, E of Creston Comment
  CAS-BOT-BC410997  Nemacladus gracilis Clare B. Hardham 1956-5-12 663 San Luis Obispo Intersection of Shell Creek Road and Cammatta Road Comment
  UCR97578  Nemophila menziesii George K. Helmkamp, E. A. Helmkamp 1997-3-8 1411 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
  SBBG104279  Nemophila menziesii var. menziesii F. L. Johnson Proctor 1993-2-19 ROB 118 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG49063  Nemophila menziesii var. menziesii J. Copeland 1974-2-17 1049 San Luis Obispo Grand View Mesa, Nipomo Comment
  OBI58215  Nemophila menziesii var. menziesii David J. Keil 1998-4-20 26876 San Luis Obispo North of Nacimiento Lake, .3 miles south from Interlake Road on Bee Rock Road. Comment
  OBI77614  Nemophila pedunculata Joy Nishida, Robert Allen 1982-4-10 212 San Luis Obispo American Cyn campground 536 Comment
  OBI82495  Nemophila pedunculata David J. Keil, with Matt Ritter, Jenn Yost, Kristen Nelson, Jessica adinolfi, Julia Harencar, and Jason Johns 2016-3-2 33528 San Luis Obispo Santa Margarita Lake Regional Park. Grey Pine Loop Trail 400 Comment
  UC1953344  Nicotiana glauca Anthony Baniaga with Theo Fitanides 2010-5-16 211 San Luis Obispo Tierra Redonda Mountain, 10m W of paved access road to maintenance shack. Comment
  OBI14333  Notholithocarpus densiflorus var. densiflorus Robert F. Hoover 1946-10-26 6533 San Luis Obispo Summits above (SE of ) cuesta Pass Comment
  OBI48381  Nuttallanthus texanus David J. Keil, V. L. Holland 1990-3-19 21348 San Luis Obispo N of Arroyo Grande along hwy 227, ca 1.5 mi S of jctn with Noyes Rd Comment
  OBI75724  Oemleria cerasiformis D. R. Miller 2011-5-11 511 .944 San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. Off of Bear Cyn in the Tobacco Crk drainage 427 Comment
  POM97541  Oemleria cerasiformis Philip A. Munz 1926-4-9 10207 San Luis Obispo Willow Creek Road, 10 miles SW of Paso Robles. Comment
  CDA17917  Oenanthe sarmentosa Austin Griffiths, M. D. Knudsen, K. G. Jones & G. A. Solzgeber 1986-6-11 s.n. San Luis Obispo Pismo Dunes; SW corner of Oso Flaco causeway. 0 Comment
  OBI11887  Oenothera deltoides Eben McMillan 1952-4-30 72 San Luis Obispo Commatra Crk, 12 mi S, 3 mi E Shandon. 2 locations covering 1/4 acre Comment
  SJSU3383  Oenothera deltoides subsp. cognata C. W. Sharsmith 1962-4-19 6774 B San Luis Obispo by Shell Cr, San Juan Cr drainage c. 12 mi S of Shandon 414 Comment
  OBI4788  Oenothera elata subsp. hookeri Mark Bailey 1972-7-27 4 San Luis Obispo On the E side of the S most finger of Morro Bay Comment
  OBI77025  Olea europaea Danielle DeRome 1994-11-18 1118946 San Luis Obispo Along Poly Cyn rd and the Transportation Yard Comment
  OBI55264  Ononis alopecuroides G. F. Hrusa, G. Perez, J. Parks 1998-7-21 14732 g San Luis Obispo Quad: Nipomo 7.5 375 Comment
  OBI6216  Opuntia ficus-indica Malcolm G. McLeod 1973-11-17 1255 San Luis Obispo Corner of Viewmont and Sunset, Hospital hill, SLO. Along water course about 40m E of MGM #1265 Comment
  JEPS23631  Orobanche californica subsp. condensa Clare B. Hardham 1957-6-14 2272 San Luis Obispo Cottonwood Pass. Comment
  OBI2647  Orobanche californica subsp. grandis Robert F. Hoover 1967-9-15 10870 San Luis Obispo Dunes S of Oso Flaco Lake Comment
  SBBG49089  Orobanche californica subsp. grandis J. Copeland 1974-7-19 San Luis Obispo Grand View Mesa, Nipomo Comment
  UC579252  Orobanche fasciculata E. Armstrong 1934-4-1 1176 San Luis Obispo 5 miles east of Pozo, Santa Barbara National Forest. Comment
  OBI45288  Orobanche uniflora var. purpurea David J. Keil 1985-4-6 18536 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI77252  Osmorhiza berteroi Neil Havlik 1968-4-3 114 San Luis Obispo Near top end of Lopez Cyn rd Comment
  OBI75258  Osmorhiza chilensis David J. Keil 2011-5-12 31007 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 292 Comment
  UCR31986  Osmorhiza chilensis David J. Keil, Melissa Luckow, et al 1982-5-8 15933 San Luis Obispo Santa Lucia Mtns (Coast Ranges), 2.35 mi. east of junction of Santa Rosa Creek Road with Fiscalini Ranch Road, on dirt road up Cypress Mtn. Comment
  UC1285018  Oxalis albicans subsp. pilosa R. F. Hoover 1964-4-14 8702 San Luis Obispo San Luis Obispo Comment
  OBI30991  Oxalis corniculata Julie M. Vanderwier 1979-5-4 159 San Luis Obispo Indian Knob Tar Sands 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
  UC1070125  Packera breweri P. L. Johannsen 1937-5-4 1109 San Luis Obispo 2 1/8 mi s Big Spring; McKittrick Quad. 762 Comment
  CAS-BOT-BC318237  Packera breweri Clare Butterworth Hardham 1956-4-19 469 San Luis Obispo Kiler Canyon Comment
  UC716211  Packera breweri Roxana S. Ferris 1939-5-19 9747 San Luis Obispo 3 mi e Templeton (near Templeton-Creston road) Comment
  JEPS114150  Paeonia californica J. Olson 2002-4-9 San Luis Obispo Camp San Luis Obispo. Steep SE-facing slope on S side of road, 0.2 mile from gate at water treatment plant. Comment
  UC1126123  Paeonia californica T. M. Hendrix 1937-4-29 137 San Luis Obispo 3.4 mi ene New District School; Pozo Quadrangle Comment
  CAS-BOT-BC121282  Paeonia californica Lincoln Constance; Alan Ackerman Beetle 1940-3-22 2532 San Luis Obispo Above Pozo Creek, 2 miles northeast of Pozo, La Panza Range 457 Comment
  RSA212030  Paeonia californica E. C. Twisselmann 1969-4-24 15167 San Luis Obispo Santa Ysabel Ranch on the east side of the Salinas River 5 miles south of Paso Robles 213 Comment
  UC1296237  Papaver californicum R. F. Hoover 1951-4-15 8040 San Luis Obispo Stoney Creek, tributary of Huasna River Stoney Creek Comment
  OBI58582  Papaver somniferum David J. Keil 1998-4-27 26919 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  CAS-BOT-BC253962  Parapholis incurva R. F. Hoover 1947-5-20 7172 San Luis Obispo N end of Morro Bay Comment
  SEINET10873475  Parishella californica Hoover 1952-5-24 HOOVER 8200 San Luis Obispo Abundant toward western end, otherwise scattered. Comment
  OBI31732  Paspalum dilatatum Turnquist, Smeltzer 1982-7-23 195 San Luis Obispo Laguna lake Park, near developed trls and roadway on E side of lake Comment
  OBI60804  Paspalum dilatatum Roger Gambs 1980-11-21 s.n. San Luis Obispo Camp Roberts Military Reservation. Along Nacimiento River, CA. 4 mi SW of Main Garrison Comment
  OBI33651  Passiflora mollissima Robert J. Rodin 1965-6-9 7135 San Luis Obispo Cultivated in Morro Bay Comment
  RSA519120  Passiflora mollissima A. C. Sanders 1985-11-30 5952 -B San Luis Obispo Cambria. West of Hwy 1 near Shamel Park. Comment
  UC1969505  Passiflora tarminiana David Keil 1988-6-23 20795 San Luis Obispo Cambria. Along Plymouth Road just north of junction with Huntington Rd and along Hunting Rd. east of junction with Plymouth Rd. Comment
  CAS-BOT-BC169746  Pectocarya anisocarpa R. F. Hoover 1947-4-4 6883 San Luis Obispo W side of Cottonwood Pass Comment
  OBI20873  Pectocarya penicillata Robert F. Hoover 1967-3-28 10306 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI64169  Pelargonium X hortorum David J. Keil 2001-7-10 29642 San Luis Obispo Pismo Beach at Boosinger Park, vicinity of intersection of Lemoore and Wadsworth Comment
  OBI59650  Pelargonium grossularioides David J. Keil 1999-7-22 28390 San Luis Obispo San Simeon. Just off Calif rte 1 on rd toward Sebastian Store Comment
  SEINET238920 Image available Pellaea mucronata David Keil 1986-6-2 19630 San Luis Obispo Los osos ca. 1/4 mile due Wof jctn of Calle Cordiniz with Bayview Heights Drive along trail through chaparral dominated Comment
  OBI22087  Pennisetum villosum Robert F. Hoover 1947-8-20 7390 San Luis Obispo San Luis Obispo Comment
  OBI55249  Penstemon centranthifolius Greg Frugoli 1997-4-15 64 San Luis Obispo Above rd 29S02A near McGinnis crk, La Panza range, Los Padres NF (hwy 58 burn area) 597 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
  SBBG63076  Pentachaeta aurea unknown 1878-3-20 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG109423  Pentachaeta exilis subsp. exilis C. B. Hardham 1960-3-28 5256 San Luis Obispo N of Bee Rock Comment
  UC2027507  Pentagramma triangularis subsp. semipallida David J. Keil with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight and Craig Jacobsen 2012-6-28 31387 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road. Comment
  RSA0019347  Pentagramma triangularis subsp. triangularis Greg Wilvert 2005-5-11 414 San Luis Obispo Southeast half of the Caliente Range: 1.3 km SW of Semper Spring. 1026 Comment
  SBBG119092  Pentagramma triangularis subsp. triangularis J. Olson 2002-4-3 San Luis Obispo Cerro Romualdo, off old rd just past jct with new manmade, illicit, unmapped trail; Camp San Luis Obispo Comment
  SBBG100975  Perideridia gairdneri D. R. Miller 1991-8-6 891 -2 San Luis Obispo E-facing slope of Pine Mtn, below mines on rd to Lions Pass 914 Comment
  OBI33091  Perideridia gairdneri subsp. gairdneri David J. Keil 1983-7-16 17395 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UC1292067  Perideridia pringlei R. F. Hoover 1949-6-4 7754 San Luis Obispo Highland district Comment
  OBI25498  Persicaria lapathifolia Malcolm G. McLeod, Dirk R. Walters 1979-8-15 1328 San Luis Obispo Collected on consultation trip with Michael Mortenson DOT to bridge replacement sites at intersection of Shell, Camatti, Navajo and San Juan Crks with State Hwy 58 Comment
  CDA5889  Petunia X atkinsiana T. C. Fuller 1962-7-19 9237 San Luis Obispo Perfumo Canyon Road, 0.9 mile west of junction with Los Osos Valley Road, ca. 5 miles southwest of San Luis Obispo. 0 Comment
  UC338242  Phacelia brachyloba unknown 1887-1 San Luis Obispo Comment
  UCR32049  Phacelia brachyloba Rhonda L. Riggins 1983-5-7 1481 San Luis Obispo South Coast Range, Los Padres National Forest, 0.8 mi. NE of Queen Bee Campground Comment
  UC1285024  Phacelia brachyloba R. F. Hoover 1947-3-30 6811 San Luis Obispo junction of creek with Salinas River; Morano Creek Comment
  OBI74466  Phacelia cicutaria var. hispida David J. Keil 2010-6-5 30853 San Luis Obispo Santa Lucia Mountains. Along Lopez Canyon Road in vicinity of Lopez Conference Center Comment
  RSA201151  Phacelia cicutaria var. hispida Clare B. Hardham, C. Butterworth 1960-6-17 6157 San Luis Obispo Lopez Canyon Comment
  UC1285020  Phacelia cicutaria var. hispida R. F. Hoover 1953-5-28 8325 San Luis Obispo Lopez Canyon Comment
  RSA342257  Phacelia ciliata Robert F. Thorne, P. C. Everett 1963-4-18 31488 San Luis Obispo Across from Twisselmann Ranch house, ca. 8.2 miles south-southeast of Cholame. 518 Comment
  JEPS2252  Phacelia ciliata var. ciliata W. L. Jepson 1932-4-3 16221 San Luis Obispo opposite Elkhorn Scarp; Carrizo Plain 640 Comment
  OBI13834  Phacelia ciliata var. ciliata Robert F. Hoover 1966-3-30 9766 San Luis Obispo Carrizo Plain S of Soda Lake Comment
  CDA11485  Phacelia distans G. F. Hrusa, K. Phillips, A. Flinck 1995-5-29 12263 San Luis Obispo Black Butte Research Natural Area; Burned chaparral on W face of main ridgeline near N boundary of RNA. Comment
  OBI32142  Phacelia distans David J. Keil, Eric Wise 1981-5-25 14776 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI77448  Phacelia distans George Butterworth 2005-4-13 569 San Luis Obispo Chimineas. Carrizo Cyn rd Comment
  RSA0029375  Phacelia distans Greg Wilvert 2005-3-30 73 San Luis Obispo Approx. 1.1km SSE of Padrones Spring. Comment
  UC1979855  Phacelia distans Robert F. Thorne and P. Everett 1963-4-21 31633 San Luis Obispo South end of Morro Bay between bay and ocean. Comment
  UC55309  Phacelia douglasii J. H. Barber 1901-3-24 A 12 San Luis Obispo Estrella Plains Comment
  CAS-BOT-BC95008  Phacelia douglasii R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-28 733 San Luis Obispo Carrizo Plain N.M., Sulphur Spring, 1.3 mi. SW of Washburn Ranch House 807 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
  UC1315006  Phacelia egena E. McMillan 1952-5-14 120 San Luis Obispo 3 mi n Cholame; Cholame Rock Comment
  OBI13780  Phacelia fremontii Robert F. Hoover 1967-4-5 10357 San Luis Obispo Between San Juan River and Carrizo Plain on hwy 58 Comment
  OBI13766  Phacelia grisea Robert F. Hoover 1952-6-10 8241 San Luis Obispo Black Mt, La Panza Range Comment
  OBI48236  Phacelia nemoralis David J. Keil 1989-5-29 s.n. San Luis Obispo Montana de Oro State Park. Along Coon Crk trl Comment
  UCR115772  Phacelia nemoralis subsp. nemoralis George K. Helmkamp, E. A. Helmkamp 2000-4-20 5399 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  SEINET7063687  Phacelia pedicellata A. G. Vestal 1947-4-16 s.n. San Luis Obispo An open weedy grassland. About 15.6 miles east of Arroyo Grande on the Huasna Road. UTM Zone 10, 741103mE, 3892235mN. (WGS84/NAD83). 241 Comment
  OBI53897  Phacelia ramosissima Arthur W. Hazebrook 1992-11-14 164 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl adj to riparian corridor. Found at base of hill near dead cottonwood stand Comment
  CAS-BOT-BC159126  Phacelia ramosissima var. montereyensis D. E. Breedlove 1962-8-7 4081 San Luis Obispo on the shore of Oso Flaco Lake 3 miles north of Guadalupe Comment
  RSA428174  Phacelia ramosissima var. montereyensis E. A. Purer 1931-08 14542 San Luis Obispo Oceano Comment
  UCR121536  Phacelia ramosissima var. montereyensis George K. Helmkamp 2002-4-21 7472 San Luis Obispo Central Coast, Santa Rosa Creek Rd., 6.9 mi east of Cambria 183 Comment
  SBBG107057  Phacelia rattanii C. B. Hardham 1956-5-11 656 San Luis Obispo Huerhuero River at Geneseo Comment
  OBI58199  Phacelia tanacetifolia David J. Keil 1998-6-5 27661 San Luis Obispo Lower southwestern slopes of Caliente Range, SW of Radio Towers on gravel road. 1 mile NE of Chalk Mountain (35 deg. 02.105' N x 119 deg. 50.065' W) 701 Comment
  UC1069402  Phacelia tanacetifolia H. C. Lee 1937-4-23 853 San Luis Obispo 2 mi nw Paso Robles; Paso Robles Quadrangle Comment
  UCR6732  Phacelia tanacetifolia Frank C. Vasek 1965-3-21 650321- 03 San Luis Obispo Temblor Range, Crocker Grade Comment
  OBI13731  Phacelia tanacetifolia Mrs. R. W. Summers 1882-1 574 San Luis Obispo Lowest E open slope of San Luis Obispo Mtn at San Luis Obispo Comment
  UCR122472  Phacelia viscida George K. Helmkamp, E. A. Helmkamp 1998-5-20 3896 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  UCD88334  Phalaris angusta P. B. Kennedy 1917-6-1 s.n. San Luis Obispo San Luis Obispo County: Between Paso Robles and San Luis Obispo. Comment
  OBI30911  Phalaris aquatica Julie M. Vanderwier 1978-5-18 44 San Luis Obispo Indian Knob Tar Sands Comment
  OBI29817  Phalaris minor Ruth Davis 1964-5-17 80 San Luis Obispo Corner of Mill St and Calif St, San Luis Obispo Comment
  OBI80060  Phalaris paradoxa David J. Keil 2000-5-26 28751 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.. Beneath high tension powerline separating grazing land from Area being converted to vineyards. 366 Comment
  RSA174001  Pholisma arenarium Robert F. Thorne, P. Everett 1963-4-21 31627 San Luis Obispo On top of coastal dunes at S. end of Morro Bay. Comment
  OBI72272  Pholistoma auritum var. auritum Anthony Baniaga, Daniel Chavez 2010-3-14 36 San Luis Obispo Tierra Redonda Mtn BLM ACEC 369 Comment
  UC1069440  Pholistoma membranaceum W. A. Peterson 1937-4-13 671 San Luis Obispo 1 1/2 mi. e. of mouth of Carnoza Creek; La Panza Quadrangle Comment
  OBI28364  Phoradendron serotinum subsp. tomentosum Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huansa Rd, just 1/4 mi before reaching Agua Escondido campground 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
  SBBG107344  Phyla nodiflora C. B. Hardham 1958-9-5 3919 San Luis Obispo Santa Rosa Crk, Cambria Comment
  OBI39060  Phyla nodiflora David J. Keil 1984-7-17 18297 San Luis Obispo 0.5 mi E of jctn with Foothill Blvd on Los Osos Valley Rd at outskirts of San Luis Obispo Comment
  OBI58809  Physalis philadelphica David J. Keil 1998-9-3 28061 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Comment
  UC569813  Pickeringia montana var. montana B. Bolt 1936-3-19 639 San Luis Obispo 3/4 mi s mouth of Sycamore Canyon; San Luis Obispo Quadrangle 182 Comment
  UC1445987  Pinus coulteri T. M. Hendrix 1937-5-12 176 San Luis Obispo 4 mi sse Navajo; Los Padres National Forest, Pozo Quadrangle Comment
  SEINET4901266  Pinus coulteri Ira L. Wiggins 1932-1 5833 San Luis Obispo Cuesta Grade at about 1600 feet elevation. 488 Comment
  CAS-BOT-BC79006  Pinus muricata R. F. Hoover 1947-2-8 6606 San Luis Obispo Pettitt Canyon (Sycamore Canyon of U.S.G.S. map), San Luis Range Comment
  MACF019459  Pinus muricata Trudy R. Ericson 1975-4-20 292 San Luis Obispo At end of Santa Maria Avenue, near beach, Baywood Park 60 Comment
  RSA586555  Pinus sabiniana F. L. Johnson, E. A. Young 1993-5-26 ROB 0640 San Luis Obispo Dughi Spring. Comment
  SBBG89660  Piperia elongata G. H. Grinnell 1930-7-11 San Luis Obispo Cambria Pines Comment
  UC1392791  Piperia elongata R. F. Hoover 1969-7-17 11480 San Luis Obispo ridge nw Cuesta Pass Comment
  OBI45437  Piperia michaelii David J. Keil Jun-85 s.n. San Luis Obispo Los Osos. On W side of South Bay Blvd just S of bridge over Los Osos Crk Comment
  SBBG112389  Plagiobothrys acanthocarpus D. Keil with V. L. Holland 1999-4-27 28271 San Luis Obispo McMillan Airstrip; Camp Roberts Comment
  UC2013246  Plagiobothrys bracteatus David Keil 1998-5-6 27082 San Luis Obispo 1 mile N of Highway 46 along Buena Vista Dr. Comment
  JEPS21220  Plagiobothrys canescens T. M. Hendrix 1937-4-16 16 San Luis Obispo 4.7 mi se Pozo; Santa Barbara National Forest, Pozo Quad. 457 Comment
  JEPS99439  Plagiobothrys canescens Clare B. Hardham 1959-4-23 4309 San Luis Obispo Atascadero, Santa Barbara Road Comment
  OBI62720  Plagiobothrys canescens Jason Dart, LynneDee Althouse 2003-4-10 165 San Luis Obispo Santa Margarita Ranch Comment
  UC524115  Plagiobothrys canescens Ira L. Wiggins 1932-3-21 5811 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  SBBG123216  Plagiobothrys canescens D. Keil 1998-4-14 26711 San Luis Obispo near Adobe trailhead, 6.3 mi NE of jct of Tepusquet Cun Rd and Hwy 166, N of Cuyama River Comment
  UC577220  Plagiobothrys canescens Alice Eastwood and John Thomas Howell 1935-3-25 1994 San Luis Obispo near Union Comment
  OBI44827  Plagiobothrys collinus David J. Keil 1985-3-31 18512 San Luis Obispo Calf Cyn area along Calif rte 58, halfway between Park Hill Rd and hwy 229 Comment
  UCSB48305  Plagiobothrys collinus var. californicus Hardham, Clare 1961-4-26 San Luis Obispo Franklin Creek, west of Adelaida Comment
  UC1285287  Plagiobothrys fulvus R. F. Hoover 1952-4-8 8072 San Luis Obispo 1 mi w Pozo Comment
  OBI54448  Plagiobothrys nothofulvus Matthew Arterburn 1997-3-14 6 San Luis Obispo 1.3 mi on Red Hill rd off hwy 58 610 Comment
  OBI20596  Plagiobothrys scriptus Robert F. Hoover 1949-4-21 7620 San Luis Obispo 18 mi E of Creston on La Panza Rd Comment
  OBI66430  Plagiobothrys tenellus David J. Keil, with Kathleen A. Keil 1997-3-29 26115 San Luis Obispo La panza mountains. 1 mile from highway 58 along red hill road. Comment
  OBI15133  Planodes virginica Robert F. Hoover 1947-3-29 6792 San Luis Obispo Creston (1 mi from, on Shandon rd) Comment
  SBBG107215  Plantago C. B. Hardham 1958-9-2 3914 San Luis Obispo Stenner Crk near reservoir Comment
  JEPS34358  Plantago erecta Rimo Bacigalupi, and L. R. Heckard 1963-4-21 8333 San Luis Obispo n of mouth of Hazard Canyon (at s end of Morro Bay); Morro Bay 30 Comment
  OBI53174  Plantago erecta David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21499 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  UC1953302  Plantago erecta Anthony Baniaga 2010-2-5 18 San Luis Obispo Tierra Redonda Mountain. Comment
  OBI13088  Plantago lanceolata Hans Wilgenburg 1977-8-11 28 San Luis Obispo Cal Poly campus, Radio Hill Comment
  OBI32176  Plantago lanceolata David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14324 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  SDSU302  Plantago subnuda D. F Howe 1965-11-7 San Luis Obispo Sand dunes west side of Oso Flaco Lake Comment
  UCR29861A  Platanus racemosa David J. Keil 1981-6-20 14909 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
  CAS-BOT-BC92007  Platystemon californicus Brandegee 1889-6-1 s.n. San Luis Obispo San Simeon. Comment
  SEINET3124152 Image available Platystemon californicus B. E. Miossi, H. J. Miossi 1940-4-7 251 San Luis Obispo Along Lopez Canyon road, three miles above Arroyo Grande County Park, Santa Lucia Mountains. Comment
  UC1126481  Platystemon californicus C. M. Belshaw 1936-3-19 1650 San Luis Obispo 0.5 mi ne Santa Manuela School (1.25 mi s of Plot 13); Nipomo Quad. Comment
  UC455315  Platystemon californicus I. J. Condit 1910-3-31 San Luis Obispo Carisa Plains Comment
  UC1751062  Platystemon californicus Annetta M. Carter, Helen Sharsmith, Florence Little 1936-4-11 1103 San Luis Obispo Porter Ranch on Alamo Creek, a tributary of Cuyama (Santa Maria) River. 13 mi. from Santa Maria. Comment
  OBI20062  Plectritis ciliosa Rhonda Riggins 1979-5-6 1169 San Luis Obispo La Panza Range. USFS rd 2 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd Comment
  JEPS14973  Plectritis ciliosa subsp. insignis Brewer 1861-4-13 441 San Luis Obispo Arroyo Grande Comment
  SEINET7063672  Plectritis ciliosa subsp. insignis A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 13.7 miles east of Arroyo Grande on Huasna Road. UTM Zone 10, 739708mE, 3890847mN. (WGS84/NAD83). 256 Comment
  CAS-BOT-BC260939  Pleuropogon californicus var. californicus R. F. Hoover 1964-5-14 8880 San Luis Obispo Near northwest end of Laguna Comment
  OBI39992  Poa annua Eric Wise 1984-4-29 1889 San Luis Obispo Little Morro Crk. From the laguna to the hwy 1 overpass Comment
  OBI43323  Poa annua Eric Wise 1983-8-10 1734 San Luis Obispo Little Morro Crk Comment
  UCR140389  Poa annua George K. Helmkamp 2004-2-19 8308 San Luis Obispo Central Coast, NW of Nipomo, Pomeroy Rd, 0.2 mi N of Willow Rd. 91 Comment
  RSA180177  Poa howellii Clare B. Hardham 1961-4-29 6938 San Luis Obispo Cuesta Sargent Cypress grove north of San Luis Obispo; The Santa Lucia Mountains. 762 Comment
  CAS-BOT-BC255952  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
  RSA67562  Poa secunda P. A. Munz 1951-4-12 16286 San Luis Obispo 13 miles from McKittrick, St. Hwy 178, towards Simmler, Temblor Range. Comment
  OBI22157  Poa secunda subsp. secunda Robert F. Hoover 1964-5-13 8821 San Luis Obispo Tassajera Crk Comment
  OBI37912  Poa secunda subsp. secunda David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18595 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk rd, N of rocky Butte lookout at locked gate 732 Comment
  OBI53177  Polycarpon depressum David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21501 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill s of Oso flaco Lake Comment
  OBI3062  Polycarpon tetraphyllum Larry E. Brown 1970-5-23 1807 San Luis Obispo Downtown San Luis Obispo Comment
  OBI69757  Polycarpon tetraphyllum D. R. Miller 1993-7-1 793 -28 San Luis Obispo Pine Mt Region. At the 3-ranch at the first gate 503 Comment
  CAS-BOT-BC414232  Polygonum aviculare subsp. depressum Clare B. Hardham 1956-11-12 1522 San Luis Obispo Santa Lucia Mountains. Atascadero Lake Comment
  SEINET2444516 Image available Polypodium californicum Eric Luning 2003-4-15 3 San Luis Obispo Reservoir Canyon Trail.; 0 Comment
  OBI80416  Polypodium calirhiza David J. Keil 2015-2-14 32642 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit. 70 Comment
  CAS-BOT-BC233249  Polypogon maritimus R. F. Hoover 1950-6-2 7962 San Luis Obispo Stoney Creek (tributary of Huasna R.) Comment
  OBI22172  Polypogon maritimus Robert F. Hoover 1950-6-2 7962 b San Luis Obispo Stoney Crk (tributary of Huasna River) Comment
  OBI43409  Polypogon monspeliensis Eric Wise 1981-6-22 636 San Luis Obispo Lopez Water Treatment Reservoir Comment
  CAS-BOT-BC237331  Polypogon monspeliensis Clare B. Hardham 1956-7-15 1267 San Luis Obispo Santa Lucia Mountains. Santa Rita Creek Comment
  OBI43268  Polypogon monspeliensis Eric Wise 1981-8-7 1033 San Luis Obispo Intersection of hwy 58 and San Juan crk Comment
  OBI59243  Polypogon viridis G. F. Hrusa, J. Park, G. Perez 1998-7-21 14733 San Luis Obispo South Coast Ranges. Within residential site on Temettate rd off Suey crk rd Comment
  UCD91455  Polypogon viridis Beecher Crampton 1964-5-18 6989 San Luis Obispo San Luis Obispo County: Santa Margarita. Santa Margarita Creek. Comment
  CAS-BOT-BC76636  Polystichum munitum Professor Life; Mrs. Life 1923-9-1 s.n. San Luis Obispo North of Paso Robles Comment
  OBI9890  Populus alba Jay B. Hunt 1955-10-24 s.n. San Luis Obispo Cal Poly campus, N of McPhee residence Comment
  OBI37121  Populus fremontii Eric Wise 1983-3-6 1688 San Luis Obispo Berquist Ranch Rd. 12.8 mi N of hwy 58 on Shell Creek Rd Comment
  OBI80018  Populus trichocarpa David J. Keil 2013-7-27 31840 San Luis Obispo Montana de Oro State Park. Hazard Canyon at Pecho Valley Road 15 Comment
  UCR266206  Potamogeton nodosus David J. Keil, Kathleen Keil 2002-7-27 29897 San Luis Obispo Santa Margarita Lake, reservoir formed by dam on Salinas River 396 Comment
  SD75716  Potentilla anserina subsp. pacifica Helen V. Witham 1969-9-27 481 San Luis Obispo edge of water Oso Flaco Lake 4 Comment
  UCSB18139  Potentilla anserina subsp. pacifica Copeland, Jerry 1964-3-27 San Luis Obispo near Oso Flaco, 5 miles north of Guadalupe, about 150 yards east of ocean, 100 yards west of Oso Flaco, about 125 yards southwest of parking area. Comment
  OBI32218  Poterium sanguisorba David J. Keil, V. L. Holland, Rhonda Riggins, and Melissa Luckow 1982-4-8 15868 San Luis Obispo N of San Simeon on ridge along N side of Arroyo de la Cruz Comment
  OBI42174  Prunus dulcis Dan Harrington 1984-2-19 24 San Luis Obispo Reservoir Cyn, off hwy 101, 2 mi N of San Luis Obsipo Comment
  RSA128110  Prunus dulcis Clare B. Hardham 1958-2-20 2847 San Luis Obispo Santa Lucia Mountains, 6.7 miles W of Oak Flat on S road to Adelaida. Comment
  CAS-BOT-BC163002  Prunus fasciculata var. fasciculata Edith A. Purer 1933-7-20 5107 San Luis Obispo Northwest of Guadalupe Comment
Read comments
Jul 22 2018
  RSA166676  Prunus fasciculata var. punctata M. A. Piehl 1963-4-21 6384 San Luis Obispo Near S end of Morro Bay, 1.3 mile W of Los Osos Comment
  OBI28568  Prunus ilicifolia John Jackman and Julie Truesdale, Julie Truesdale 1980-1 50 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  CAS-BOT-BC154481  Prunus ilicifolia Ernest C. Twisselmann 1968-5-13 14205 San Luis Obispo La Panza Range. Head of Cammatta Canyon at the Cottingham place 609 Comment
  RSA186893  Pseudognaphalium beneolens E. C. Twisselmann 1966-8-12 12720 San Luis Obispo Summit of Palo Prieta Canyon, eastern [part of] county (Hardenburgh field, Dorothy Twisselmann Ranch). 610 Comment
  JEPS116467  Pseudognaphalium californicum Alice Le Duc 1999-6-22 418 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero Comment
  OBI28152  Pseudognaphalium californicum Jeffery Null 1980-5-12 36 San Luis Obispo Ecological Study Area, Calif Polytechnic State Univ, San Luis Obispo Comment
  UCD135064  Pseudognaphalium californicum G. K. Helmkamp; E. A. Helmkamp 2000-4-20 5390 San Luis Obispo San Luis Obispo County: Central Coast: Prefumo Canyon, 1.2 miles south of Los Osos Valley Road. 183 Comment
  CAS-BOT-BC356828  Pseudognaphalium californicum Ernest C. Twisselmann 1955-7-22 2271 San Luis Obispo La Panza Range. Mouth of Toro Canyon 594 Comment
  UC771717  Pseudognaphalium californicum R. F. Hoover 1946-6-13 6143 San Luis Obispo 6 mi s San Luis Obispo (on barren white (calcareous?) soil around outcrops of sandstone) Comment
  OBI51385  Pseudognaphalium luteoalbum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 3 .29 San Luis Obispo San Simeon State park, W section of San Simeon State park Comment
  OBI53817  Pseudognaphalium luteoalbum Arthur W. Hazebrook 1992-11-14 176 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, area along Guerra Rd and Southern pioneer dunes Comment
  OBI35429  Pseudognaphalium microcephalum Melody Dickens 1980-4-16 13 San Luis Obispo Morro Rock, Morro Bay Comment
  OBI31981  Pseudognaphalium ramosissimum David J. Keil, Melissa Luckow 1981-7-3 14963 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  OBI66864  Pseudognaphalium ramosissimum David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29605 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  CAS-BOT-BC361551  Pseudognaphalium stramineum Ernest C. Twisselmann 1967-4-27 12907 San Luis Obispo Mesa just north of San Simeon Beach State Park 9 Comment
  UC1118513  Pseudognaphalium thermale H. C. Lee 1936-5-15 613 San Luis Obispo 0.75 mi nw Junction Canyons #1 & #2; Arroyo Grande Quad. 91 Comment
Read comments
Jul 10 2012
  OBI74295  Psilocarphus tenellus Theo Fitanides, Anthony Baniaga 2010-4-10 93 San Luis Obispo Tierra Redonda BLM ACEC. Tierra Redonda Mountain Comment
  OBI54025  Psilocarphus tenellus David J. Keil 1996-1 25815 San Luis Obispo Ca. 200 m from hwy 58 on Navajo Rd T29SR16E17 Comment
  SBBG112434  Pterostegia drymarioides D. Keil with K. Keil 1995-4-15 24866 San Luis Obispo Shell Crk Rd, ca. 0.5 mi N of jct with Hwy 58 450 Comment
  SBBG53879  Pterostegia drymarioides S. A. Junak 1978-4-8 59 San Luis Obispo lower Coon Crk Trail, San Luis Range 60 Comment
  OBI28894  Pterostegia drymarioides Fred Hrusa 1980-4-12 22 San Luis Obispo Above Botanic Garden in Poly Cyn 198 Comment
  OBI65899  Pterostegia drymarioides D. R. Miller 1994-4-26 494 -240 San Luis Obispo Pine Mt Region, on hill bank at 'Hasmans Cabin'; Pico Crk drainage 914 Comment
  UC1135757  Quercus X morehus A. D. Gifford 1936-6-14 732 San Luis Obispo 4.1 mi sw Pozo; Santa Barbara National Forest, Pozo Quad. 883 Comment
  OBI14319  Quercus agrifolia var. agrifolia Mrs. Robert F. Hoover 1962-2-23 37 San Luis Obispo Oak Park district, near Arroyo Grande Comment
  OBI4988  Quercus agrifolia var. agrifolia Jim Heaston 1961-11-11 402 San Luis Obispo Foothill and Santa Rosa Comment
  SBBG20030  Quercus agrifolia var. agrifolia J. M. Tucker 1963-4-11 3682 San Luis Obispo N side of St Hwy 41, 15.1 mi (by rd) E of Cambria Comment
  UCSB11451  Quercus agrifolia var. agrifolia Forrest, Sharon 1962-4-6 San Luis Obispo West off U.S. Highway 101, 1 mile south of Cuesta Pass, follow first right turn for 2 miles to first left turn, follow for 8 miles over mountains into valley, 1/2 mile southeast of first locked gate 152 Comment
  RSA0028856  Quercus berberidifolia Bert Wilson s.n. San Luis Obispo Peachy Canyon, SW of Paso Robles. Comment
  UCD45216  Quercus berberidifolia G. T. Nordstrom 1937-4-26 1105 San Luis Obispo San Luis Obispo County: 4.9 miles southeast of Chimey Rock. Altitude 1400 feet. 426 Comment
  OBI27367  Quercus douglasii Robert L. Allen, Nancy E. Arnold 1981-5-20 342 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts 305 Comment
  OBI39710  Quercus douglasii David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16034 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mtns. NE side of mtn on hillside above cypress swamp Comment
  OBI53287  Quercus douglasii Lynne Dee Oyler 1986-3-21 350 San Luis Obispo Agua Escondido. USFS blue oak study area Comment
  RSA0115167  Quercus douglasii Lyman Benson 1949-9-11 14192 San Luis Obispo Eastern edge of the Pine Mountains; Santa Margarita to McKittrick. Mt. Range: Pine. 640 Comment
  OBI83461  Quercus durata Sophia Micheletti, James Vogul, Tricia Navigato, Wylie Hughs, Sarah Maloney 2017-1-21 7 San Luis Obispo Riconada Trail, Santa Maria. Take the trail to the right of the parking lot, stay to the right on the trail, about 200 yards in 317 Comment
  UC1135573  Quercus durata B. Bolt 1936-5-13 713 San Luis Obispo 3 mi wnw Cuesta; Santa Barbara National Forest, San Luis Obispo Quad. 670 Comment
  UCD45886  Quercus durata var. durata Roman Gankin 1969-9-21 1313 San Luis Obispo A road 2.4 miles from Los Osos Road on northwest facing slope. Perfumo Canyon area. San Luis Obispo County, CA. Comment
  UC1276292  Quercus garryana var. semota R. F. Hoover 1957-8-28 1957 San Luis Obispo between Rocky Butte and Pine Mt. (above San Simeon) Comment
  UCD46257  Quercus john-tuckeri Robert W. Storer 1947-9-1 420 San Luis Obispo Comatti Creek, San Luis Obispo County, California. 441 Comment
  CAS-BOT-BC105119  Quercus kelloggii R. F. Hoover 1947-8-16 7379 San Luis Obispo 7 mi W of Templeton on road to Cambria Comment
  OBI79326  Quercus lobata David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31720 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail from San Simeon Creek Road to Pine Mountain Area 900 Comment
  OBI81486  Quercus lobata Connor Skelly, Sarina Shames 2015-11-6 7 San Luis Obispo South Hills Open Space, San Luis Obispo County, California. Comment
  CAS-BOT-BC248855  Quercus palmeri P. S. Manos 1987-10-20 530 San Luis Obispo Peachy Canyon Rd., 2.5 mi W of Paso Robles 400 Comment
  OBI32366  Quercus parvula var. shrevei David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16022 San Luis Obispo Trail on NE side of Cypress Mtn Comment
  OBI5365  Quercus wislizeni Robert J. Rodin 1960-4-10 6505 San Luis Obispo 3 mi W of Cuesta Summit North of SLO Comment
  OBI56609  Rafinesquia californica David J. Keil 1998-3-27 26467 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI47703  Rafinesquia californica David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19236 San Luis Obispo SW flank of Temblor range. T31S, R21E NW corner sect 17 and SW corner of sect 8. 3.05 mi E of rd to center of Carrizo Plain (to RC farm) on Elkhorn Rd and N 0.25 mi to gate on unnamed dirt rd 792 Comment
  SBBG133078  Ranunculus californicus D. Keil, T. Teed, Mariko Uchida 2001-6-15 29576 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  UCR134420  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2001-4-29 6580 San Luis Obispo Irish Hills, Clark Valley Rd., 3.8 mi south of Los Osos Valley Rd., east of Los Osos 213 Comment
  UCR161951  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2005-2-14 8923 San Luis Obispo Outer South Coast Ranges, Santa Lucia Mtns. Huasna Canyon along Huasna Road; 8.5 mi east of its junction with Lopez Road 277 Comment
  UCR163615  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2005-3-25 9213 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  CAS-BOT-BC378578  Ranunculus californicus var. californicus Mrs. R. W. Summers s.n. San Luis Obispo Unspecified Comment
  OBI10287  Rhamnus crocea Robert F. Hoover 1967-3-5 10247 San Luis Obispo Upper Arroyo Grande Comment
  UC1736076  Rhamnus crocea Dean W. Taylor 1993-6-22 13731 San Luis Obispo Cuesta Ridge, in Cuesta Ridge Botanical Area, along ridge at Firebreak Benchmark 2476; Los Padres National Forest 746 Comment
  CAS-BOT-BC55869  Rhamnus crocea W. R. Dudley 1905-1-2 s.n. San Luis Obispo Chrome Mine Road Comment
  UC54821  Rhamnus crocea subsp. crocea Mrs. R. W. Summers Jan 1882 San Luis Obispo San Luis Obispo Mt. Comment
  CAS-BOT-BC56093  Rhamnus ilicifolia R. F. Hoover 1967-2-18 10228 San Luis Obispo Diablo Canyon Comment
  UC1121857  Rhamnus ilicifolia G. T. Nordstrom 1937-4-28 1107 San Luis Obispo 4.8 mi sse Chimney Rock; Adelaida Quad. 426 Comment
  UC1121880  Rhamnus ilicifolia T. M. Hendrix 1937-6-4 253 San Luis Obispo 5 mi nw El Dorado School; Pozo Quad. 518 Comment
  UC455432  Rhamnus ilicifolia E. P. Unangst 1906-5-6 San Luis Obispo Lopez Canyon Comment
  CAS-BOT-BC200722  Rhus aromatica Ernest C. Twisselmann 1969-4-24 15204 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 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-BC92484  Ribes aureum var. gracillimum Ira L. Wiggins 1932-3-24 5846 San Luis Obispo Roadsides and hills near Adelaide, west of Paso Robles. Comment
  JEPS116451  Ribes californicum Alice Le Duc 1999-2-10 369 San Luis Obispo Atascadero; ; ; on a 5+ acre parcel of land on Graves Creek, lot 31 Block 16 of Atascadero colony in the City of Atascadero; along Graves Creek Comment
  UC573546  Ribes californicum G. T. Nordstrom 1937-4-13 1069 San Luis Obispo 3.8 mi nw Chimney Rock; Adelaida Quadrangle 335 Comment
  UCSB17132  Ribes californicum var. californicum Fox, Lynn 1963-3-2 San Luis Obispo 2 miles southwest of Buena Vista Mine; 13.2 miles west of U.S. Highway 101; on Mountain Springs Road; Paso Robles 457 Comment
  UC310371  Ribes divaricatum var. pubiflorum Philip A. Munz 1925-3-25 9242 San Luis Obispo Morro Comment
  RSA0025019  Ribes divaricatum var. pubiflorum Clare B. Hardham 1959-3-14 4066 San Luis Obispo Arroyo de la Cruz. Comment
  OBI27364  Ribes indecorum Robert L. Allen, Nancy E. Arnold 1981-5-20 329 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts Comment
  UC1127336  Ribes malvaceum W. A. Peterson 1937-3-30 649 San Luis Obispo 1 mi ssw La Panza; Santa Barbara National Forest, La Panza Quadrangle Comment
  SBBG2775  Ribes menziesii C. B. Hardham 1959-4-14 4048 San Luis Obispo Arroyo de la Cruz Comment
  OBI73400  Ribes quercetorum David J. Keil 2010-2-15 30662 -1 San Luis Obispo Highway 58 between Creston-O'Donnovan Road and La Panza Road Comment
  UC1127519  Ribes quercetorum P. L. Johannsen 1937-5-19 1144 San Luis Obispo 1 3/4 mi s Temblor Ranch; McKittrick Quadrangle Comment
  OBI77072  Ricinus communis Dan Sheehy 1978-11-22 12 San Luis Obispo Leaning Pine Arboretum Comment
  CAS-BOT-BC74434  Rorippa curvisiliqua Ernest C. Twisselmann; Donald J. Bedell 1969-7-5 15664 San Luis Obispo Salinas River 5 miles south of Paso Robles. 182 Comment
  SD220048  Rorippa nasturtium-aquaticum Mark A. Elvin, Lynne Dee Althouse 2006-5-25 4919 San Luis Obispo Central Coastal Foothills; above Arroyo Grande, Old Oak Park Road across from 1620. 99 Comment
  CAS-BOT-BC74842  Rorippa palustris var. palustris R. F. Hoover 1947-8-2 7344 San Luis Obispo Near Small Twin Lake, south of Arroyo Grande. Comment
  OBI79057  Rosa californica David J. Keil 2013-8-22 31913 San Luis Obispo Morro Bay State Park. 10 Comment
  UC1128579  Rosa californica G. T. Nordstrom 1937-6-5 1313 San Luis Obispo 3.4 mi ssw Josephine School; Adelaida Quadrangle Comment
  OBI5301  Rosmarinus officinalis Elizabeth Gollub 1973-10-30 38 San Luis Obispo Courtyard of Dexter Library Comment
  CAS-BOT-BC152864  Rubus parviflorus Ernest C. Twisselmann 1959-4-10 5031 San Luis Obispo See Canyon, near the summit 259 Comment
  HSC91499  Rubus ursinus Susan H. Bicknell 1988-8-15 San Luis Obispo Montano de Oro State Park, MDO 2 Comment
  UCD114000  Rubus ursinus Joseph M. DiTomaso 1976-5-2 423 San Luis Obispo San Luis Obispo County: Morro Bay. 60 Comment
  CAS-BOT-BC157003  Rubus ursinus Alice Eastwood; John Thomas Howell 1938-6-14 5938 San Luis Obispo Serrano Canyon Comment
  OBI29029  Rumex acetosella Melissa Luckow 1981-6-25 713 San Luis Obispo Just N of San Simeon Beach Comment
  UCR140108  Rumex acetosella George K. Helmkamp 2004-2-7 8261 San Luis Obispo Central Coast, SE of Oceano along Halcyon Rd., just east of Mesa View Dr. 76 Comment
  UCR91852  Rumex acetosella George K. Helmkamp 1996-5-24 1028 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
  RSA781537  Rumex conglomeratus Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-7-10 191 San Luis Obispo Montana De Oro State Park. Comment
  SBBG118069  Rumex conglomeratus E. Painter, M. Wetherwax 1999-11-15 SLO 27 San Luis Obispo creekbed along main channel of Chorro Crk for ca. 0.5 km, above confluence of main channel and branch 10 Comment
  OBI65695  Rumex conglomeratus D. R. Miller 1994-6-8 694 -425 San Luis Obispo Pine Mt. Region. Around edge of Egeberg's pond; San Simeon Crk drainage 610 Comment
  SBBG118197  Rumex crispus J. Olson 2000-6-27 San Luis Obispo E side of main channel of Nacimiento River ca. 0.15 mi upstream from Twin Bridges; Camp Roberts Comment
  UC1101187  Rumex crispus Malcolm A. Nobs and S. Galen Smith 1949-6-22 818 San Luis Obispo 3 mi s Pismo Beach; Oceano Comment
  OBI57119  Rumex crispus Danielle DeRome 1994-5-15 5159429 San Luis Obispo On the N slope of the hill that stands between the capus core and Archy Cyn (the hill with the Ecological Study site on its SW slope) Comment
  CAS-BOT-BC433535  Rumex fueginus Ernest C. Twisselmann 1959-11-2 5888 San Luis Obispo Southwest end of Oso Flaco Lake. 4 Comment
  UC1969550  Rumex kerneri David Keil 2000-5-29 28781 San Luis Obispo Campus of California Polytechnic State University. Drumm Reservoir and vicinity. Comment
  CAS-BOT-BC433814  Rumex pulcher John Thomas Howell 1929-10-13 4499 San Luis Obispo 2 1/2 miles n. of Cambria Comment
  OBI6140  Salicornia pacifica D. Waive Stager 1972-8-21 43 San Luis Obispo Shark's Inlet; Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  CAS-BOT-BC103265  Salix bonplandiana Ernest C. Twisselmann 1969-4-24 15172 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 213 Comment
  CAS-BOT-BC103273  Salix bonplandiana Ernest C. Twisselmann 1970-4-21 16388 San Luis Obispo Cholame Creek, 0.4 mile above Parkfield 640 Comment
  OBI40714  Salix breweri David J. Keil, Dirk Walters 1986-5-2 19328 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn 305 Comment
  OBI32232  Salix exigua David J. Keil 1981-6-20 14903 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  CAS-BOT-BC103932  Salix exigua Eben McMillan 1954-3-9 160 San Luis Obispo Palo Prieto Canyon, two miles south of Cholame Comment
  CDA16370  Salix laevigata G. F. Hrusa 2000-4-13 15357 San Luis Obispo Carrizo Plain; Saucito Rocks, Saucito Springs. 731 Comment
  OBI9844  Salix laevigata Fred Rush 1956-1 50 San Luis Obispo SE slope, Mt SLO Comment
  RSA126582  Salix laevigata W. A. Peterson 1937-4-20 725 San Luis Obispo Mouth of Martinez Canyon. 488 Comment
  CDA15017  Salix lasiolepis G. F. Hrusa 1993-5-2 11023 San Luis Obispo Paso Robles. Salinas river approx. 300 meters N of Niblick Rd. Bridge. Comment
  RSA142998  Salix lasiolepis John H. Thomas 1959-3-20 7560 San Luis Obispo Oso Flaco Lake, a dune lake along the coast, 17 miles S of San Luis Obispo County. 8 Comment
  SBBG95318  Salix lasiolepis Eric Wise 1983-2-17 1650 San Luis Obispo Pismo Lake, 4th Street side, Arroyo Grande Comment
  CAS-BOT-BC124829  Salix lasiolepis var. lasiolepis Eben McMillan 1954-3-9 161 San Luis Obispo Two miles south of Cholame Comment
  SBBG117538  Salix lucida subsp. lasiandra E. Painter, M. Wetherwax 2002-4-24 SLO 247 San Luis Obispo Dairy Crk, Bridge 103 at Mendocino Ave; Camp San Luis Obispo 68 Comment
  RSA285955  Salsola vermiculata H. A. Krug, M. Hollarman, T. C. Fuller 1980-10-29 20342 San Luis Obispo Summit of Recruit Grade pass, Temblor Range, Crocker Springs Road, 26 km. southwest of McKittrick Comment
  OBI83429  Saltugilia australis David Keil 1998-4-9 26618 San Luis Obispo USFA trailhead area on Hwy 166 NE Tepusquet Canyon Rd. Comment
  OBI72254  Salvia columbariae Anthony Baniaga, Daniel Chavez 2010-3-14 53 San Luis Obispo Tierra Redonda Mtn BLM ACEC 574 Comment
  OBI13562  Salvia columbariae Robert F. Hoover 1948-5-2 7498 San Luis Obispo Summit E of Navajo Crk, La Panza Range Comment
  OBI19387  Salvia mellifera Robert F. Hoover 1967-5-1 10519 San Luis Obispo Ridge NW of Cuesta Pass Comment
  OBI29082  Salvia mellifera Karen Symonds 1982-7-17 33 San Luis Obispo Montana de Oro State Park, along coon Creek trail Comment
  SD37475  Salvia mellifera Edith A. Purer 1932-8-28 4819 a San Luis Obispo Between Oceano and Guadalupe. Comment
  UCR123161  Salvia mellifera George K. Helmkamp, E. A. Helmkamp 2002-4-16 7416 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  CAS-BOT-BC230008  Salvia mellifera Milo S. Baker 1928-3-31 2756 b San Luis Obispo Paso Robles-Adelaida Grade Comment
  OBI13530  Salvia sonomensis Neil Havlik 1968-3-31 107 San Luis Obispo 2 mi W of Cuesta Summit on road to Cerro Alto Comment
  OBI80496  Salvia spathacea Lauren Maddalena, Kevin Lobb, Tristen Miller 2015-3-3 2 San Luis Obispo Campus of California Polytechnic State University, on the Poly Canyon Trail to Architecture Graveyard. 116 Comment
  SBBG34929  Salvia spathacea Mrs. R. W. Summers 1882-3-9 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCR134381  Sambucus mexicana George K. Helmkamp 2003-9-21 8168 San Luis Obispo Central Coast, Los Berros Rd, 0.9 mi SE of El Campo Rd., SE of Arroyo Grande 46 Comment
  OBI28335  Sambucus nigra subsp. caerulea Lori Blain 1982-4-7 5 San Luis Obispo Cal Poly: near stearm where Design Village branches off of Poly cyn 152 Comment
  OBI75078  Sanicula arctopoides Michael Walgren 2011-4-12 219 San Luis Obispo San Simeon State Park; At the mouth of the first un-named creek downcoast of Oak Knoll creek, N of San Simeon Point Comment
  POM83032  Sanicula arguta Marcus E. Jones 1882-5-9 s.n. San Luis Obispo [No additional locality information.] Comment
  OBI55113  Sanicula arguta Lincoln Constance, Richard W. Holm & Carroll E. Wood, Jr 1949-4-23 3270 San Luis Obispo Serpentine knoll at E end of Los Osos Valley, 0.8 mi SW of SLO 152 Comment
  OBI39488  Sanicula bipinnata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 15986 San Luis Obispo 5.9 mi E of jctn w/ Santa Rosa Crk Rd on dirt road leading to Cypress mtn via Steiner crk; 2 mi W of Warrens' cabin (at base of mtn) Comment
  CAS-BOT-BC223311  Sanicula bipinnatifida Ernest C. Twisselmann 1969-4-24 15206 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  OBI47381  Sanicula crassicaulis David J. Keil 1985-3-26 18467 San Luis Obispo Lodge hill subdivision of Cambria Comment
  SBBG93691  Sanicula crassicaulis S. A. Junak 1989-4-27 3981 San Luis Obispo N side of USFS Rd 29S11.3, ca. 2 mi W of E boundary [Cuesta Ridge Botanical Area], ca. 5 mi W of US Hwy 101 810 Comment
  OBI8773  Sanicula crassicaulis Robert F. Hoover 1950-5-6 7874 San Luis Obispo East slopes of La Panza Range Comment
  POM97500  Sanicula crassicaulis P. A. Munz 1926-4-9 s.n. San Luis Obispo Ascension School, Willow Creek Rd., 15 mi. from Morro. Comment
  UC1051418  Sanicula hoffmannii Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 B 3274 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  UCR15012  Sanicula hoffmannii George K. Helmkamp 1976-5-23 s.n. San Luis Obispo Avila Rd turnoff from US Hwy 101 32 Comment
  OBI32994  Sanicula hoffmannii David J. Keil, Malcolm McLeod, and CNPS Rare Plant Committee 1983-5-1 16968 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI50395  Sanicula hoffmannii LynneDee Oyler, David J. Keil 1988-6-23 545 San Luis Obispo Upper Prefumo Cyn rd near summit. Sec 3T, 31S, R11E Comment
  OBI8873  Sanicula hoffmannii Robert F. Hoover 1947-5-14 7171 San Luis Obispo Steiner Crk ("Serrano Cyn") Comment
  SBBG107532  Sanicula laciniata C. B. Hardham 1959-4-12 4232 San Luis Obispo Cambria Comment
  SBBG5277  Sanicula laciniata H. and M. Dearing 1934-3-3 1228 San Luis Obispo near Cambria Comment
  OBI83038  Sanicula maritima LynneDee Althouse, Shannnon Henke, Heather Federlein, Heather Schneider 6335 San Luis Obispo Located south of South Hills Natural Reserve Space, Toscano Tract 47 Comment
  SD75730  Sarcocornia pacifica D. W. Taylor 1970-6-22 T 70 116 San Luis Obispo South end of Morro Bay. Comment
  SD127511  Satureja douglasii Reid Moran 1977-6-30 24288 San Luis Obispo East of mouth of Corro Creek 500 Comment
  UCR29937A  Saxifraga californica J. H. Nishida, Melissa Luckow 1983-3-10 539 San Luis Obispo South Coast Range, 1.2 miles south of American Canyon Campground 506 Comment
  UC2027573  Scabiosa atropurpurea David J. Keil 2012-7-18 31431 San Luis Obispo Pismo Beach. Spyglass Park. Comment
  SBBG104919  Scandix pecten-veneris M. D. Proctor, E. A. Young 1993-4-11 ROB 366 San Luis Obispo 1 km S of Twin Bridges; Camp Roberts Comment
  OBI6671  Schinus molle Greg Hassen 1975-8-20 55 San Luis Obispo Growing along Poly Canyon Rd. Comment
  OBI29152  Schismus barbatus David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14572 San Luis Obispo Jctn of Shell Crk rd and Calif Hwy 58 S of Shandon Comment
  UCSB70424  Schoenoplectus americanus H., B.; N., C. 1989-7-14 San Luis Obispo From small hydrologic impoundment; on Orcutt Rd. (near Arroyo Grande) Comment
  OBI35214  Schoenoplectus californicus Eric Wise 1982-7-2 1623 San Luis Obispo Lettuce lake. Immed SW of Oso Flaco Lk. Flat land to the E. Dune encroachment to the N and W Comment
  OBI35217  Schoenoplectus californicus Eric Wise 1981-6-15 595 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  RSA0021827  Schoenoplectus maritimus David J. Keil 2012-7-26 31473 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 0 Comment
  OBI43624  Schoenoplectus pungens Eric Wise 1981-6-29 829 San Luis Obispo Twin Lake of Dune Lakes Comment
  OBI43627  Schoenoplectus pungens var. longispicatus Eric Wise 1981-6-27 777 San Luis Obispo Cuyama River, Pine Cyn Forest Serv Stn Comment
  UC1100788  Scirpus cernuus Herbert L. Mason 1946-6-9 12866 San Luis Obispo between Oceano and mouth Santa Maria River (Dune Lakes); , between Oceano and mouth Santa Maria River Comment
  OBI22595  Scirpus microcarpus Robert F. Hoover 1964-8-14 9263 San Luis Obispo Jack Lake Comment
  OBI66518  Scribneria bolanderi David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26292 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
  RSA680406  Scrophularia californica Scott D. White, Ken McDonald 2001-5-9 8456 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  SBBG34880  Scrophularia californica Mrs. R. W. Summers -Apr-1887 San Luis Obispo near beach, San Luis Obispo County Comment
  OBI13498  Scutellaria tuberosa Robert F. Hoover 1964-6-5 8909 San Luis Obispo Ridge SE of Cuesta Pass Comment
  CAS-BOT-BC69786  Selaginella bigelovii W. R. Dudley 1905-1-5 s.n. San Luis Obispo On divide between Cypress and Franklin Creeks. Comment
  SBBG18343  Senecio blochmaniae M. A. Piehl 1963-8-4 63791 a San Luis Obispo NW of Oso Flaco Lake Comment
  RSA586005  Senecio breweri F. L. Johnson, E. A. Young 1993-5-25 ROB 0595 San Luis Obispo Half km northeast of Gate 11 on Nacimento Road. 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
  OBI65179  Senecio douglasii var. douglasii Greg Wilvert 2005-6-14 479 San Luis Obispo SE half of the Caliente Range; canyon to the E of Quail cyn. 848 Comment
  CAS-BOT-BC329107  Senecio flaccidus var. douglasii Rev. R. W. Summers 1886-10-7 480 San Luis Obispo El Paso de Robles, by Hot Springs Comment
  CAS-BOT-BC329111  Senecio flaccidus var. douglasii Chester Dudley 1936-9-1 s.n. San Luis Obispo SE side of Morro Bay Comment
  OBI15480  Senecio vulgaris Robert F. Hoover 1967-2-18 10214 San Luis Obispo Diablo Cyn, San Luis Range Comment
  UCD92878  Setaria viridis Ernest C. Twisselmann 1960-8-22 5988 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. 670 Comment
  OBI50158  Setaria viridis Michael Curto, Linda Allen 1992-8-31 855 San Luis Obispo Arroyo Grande Area: SE of Arroyo Grande proper, El Campo Rd ?0.6 mi (1km) SE from US Hwy 101 at first 90 degree rt turn 122 Comment
  OBI12329  Sidalcea diploscypha Robert F. Hoover 1965-6-5 9416 San Luis Obispo Cambria: summit S of town on Hwy 1 Comment
  UC73431  Sidalcea malviflora subsp. laciniata Miss M. Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  UCR134392  Sidalcea malviflora subsp. laciniata George K. Helmkamp, E. A. Helmkamp 2001-4-29 6586 San Luis Obispo Irish Hills, Clark Valley Rd., 4.2 miles south of Los Osos Valley Rd, E of Los Osos 274 Comment
  CAS-BOT-BC384516  Silene antirrhina R. F. Hoover 1947-4-2 6867 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park Comment
  SBBG118518  Silene gallica E. Painter 2002-4-23 CR 190 San Luis Obispo near Dughi Spring, W of La Trinidad mine tailings; Camp San Luis Obispo 480 Comment
  UCR160300  Silene gallica George K. Helmkamp, E. A. Helmkamp 2005-6-9 9600 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
  CAS-BOT-BC174932  Silene laciniata R. F. Hoover 1969-6-22 11380 San Luis Obispo Chorro Creek Canyon (Serrano Canyon), on north slope Comment
  CDA24112  Silene laciniata T. C. Fuller 1962-7-19 9239 San Luis Obispo Perfumo Canyon Road, 1.2 miles west of junction with Los Osos Valley Road, ca. 5 miles southwest of San Luis Obispo. 0 Comment
  UC1285075  Silene lemmonii R. F. Hoover 1949-5-14 7676 San Luis Obispo Rocky Butte dist. Comment
  CAS-BOT-BC175188  Silene verecunda Clare B. Hardham 1960-6-17 6150 San Luis Obispo Chris Flood Cr., Santa Lucia Mountains Comment
  OBI3515  Silybum marianum Lynch 1971-5-21 26 San Luis Obispo Cal Poly campus. E bank of Smith Reservoir Comment
  OBI14954  Sisymbrium irio Ernest C. Twisselmann 1954-6-12 1363 San Luis Obispo Temblor Range and Western San Joaquin Valley. Elkhorn Plain: SE San Luis Obispo county 701 Comment
  UC1126808  Sisymbrium officinale G. T. Nordstrom 1937-6-4 1310 San Luis Obispo 2.6 mi nw of Mammoth Rock School 121 Comment
  OBI35762  Sisymbrium officinale Allison Berry 1984-4-20 122 San Luis Obispo Camp San luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1. near tank Comment
  OBI39385  Sisymbrium orientale Clifton F. Smith 1975-5-6 10829 San Luis Obispo N end of Dune Lakes S of Oceano Comment
  OBI3898  Sisyrinchium bellum Elizabeth Rudd 1971-5-16 259 San Luis Obispo 274 Comment
  SDSU137  Sisyrinchium bellum D. F Howe 1967-4-10 4337 San Luis Obispo seacoast 7.8 miles north of Cambria. Comment
  OBI79697  Solanum americanum David J. Keil 2012-7-18 31419 San Luis Obispo Grover Beach. Highway 1, ca. 0.3 miles north of Grand Ave. 6 Comment
  UCR131346  Solanum douglasii George K. Helmkamp, E. A. Helmkamp 1999-5-22 4898 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  UCR162153  Solanum douglasii George K. Helmkamp, E. A. Helmkamp 2005-2-14 8910 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive 122 Comment
  OBI66091  Solanum douglasii D. R. Miller 1995-11-20 1195 -604 San Luis Obispo Pine Mt Region. Creekway at Egebergs water dam, San Simeon crk drainage 610 Comment
  UC933972  Solanum douglasii Elton F. Paddock 1951-8-3 414 San Luis Obispo 1/2 mi n of Pismo Beach community (edge of US Hwy 101); Pismo Beach Comment
  SBBG6644  Solanum elaeagnifolium C. B. Hardham 1957-8-28 2518 a San Luis Obispo York Mtn Comment
  OBI75319  Solanum sarrachoides David J. Keil 2010-11-10 30946 San Luis Obispo Intersection of Price Canyon Road and Hwy 227, Edna and roadside zone near field bisected by East Corral de Piedra Creek 69 Comment
  CAS-BOT-BC157496  Solanum umbelliferum R. F. Hoover 1948-3-4 7426 San Luis Obispo Hazard Canyon Comment
  OBI54184  Solanum umbelliferum David J. Keil, Kathleen Keil 1995-4-15 24872 San Luis Obispo Shell Crk Rd, ca 1/2 mi N fo jctn with calif rte 58 Comment
  RSA140282  Solanum umbelliferum Clare B. Hardham 1959-5-21 4607 San Luis Obispo Arroyo de la Cruz Comment
  SBBG107877  Solanum umbelliferum C. B. Hardham 1956-6-3 853 San Luis Obispo hills W side Tierra Redonda Comment
  UC1125048  Solanum umbelliferum G. T. Nordstrom 1937-4-13 1064 San Luis Obispo 2.7 mi nw of Chimney Rock 396 Comment
  UC54860  Solanum umbelliferum Mrs. R. W. Summers 1889-2-17 San Luis Obispo El Paso de Robles Comment
  CAS-BOT-BC236435  Solanum umbelliferum Alice Eastwood 1925-5-19 15172 San Luis Obispo Pettitt's Canyon Comment
  UC456220  Solanum umbelliferum I. J. Condit 1907-12-22 San Luis Obispo San Luis Mountain Comment
  SBBG6669  Solanum xanti C. B. Hardham 1956-6-3 853 San Luis Obispo W side Tierra Redonda Comment
  CAS-BOT-BC365338  Solidago confinis R. F. Hoover 1966-9-21 10081 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC365340  Solidago confinis Ernest C. Twisselmann 1959-11-2 5892 San Luis Obispo Southwest end of Oso Flaco Lake 4 Comment
  OBI15459  Solidago confinis Robert F. Hoover 1967-9-16 10872 San Luis Obispo 1 mi N of Oso Flaco Lake Comment
  OBI79072  Solidago confinis David J. Keil 2013-8-19 31891 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  UCSB12263  Solidago confinis Haller, John 1961-6-1 San Luis Obispo Oso Flaco Lake, 3.6 mi W of California state highway 1, 0.5 mi inland from ocean, about 5 mi S of Oceano Comment
  OBI40140  Solidago confinis David J. Keil 1981-4-25 14576 San Luis Obispo Baywood Park at Sweet Springs marsh Comment
  OBI7280  Solidago elongata Robert F. Hoover 1947-10-11 7408 San Luis Obispo Arroyo de la Cruz near ocean, by roadside Comment
  UC1285052  Solidago spathulata R. F. Hoover 1964-10-3 9321 San Luis Obispo mouth Coon Creek; mouth of Coon Creek Comment
  CAS-BOT-BC365742  Solidago spathulata R. W. Summers 1897-8-10 396 San Luis Obispo Pecho sand hills Comment
  RSA251007  Solidago spathulata R. F. Thorne 1975-11-6 35573 San Luis Obispo Hill south of Mono Bay. 76 Comment
  OBI15466  Solidago velutina subsp. californica Robert F. Hoover 1946-8-26 6357 San Luis Obispo Near Sunnyside School, Osos Valley Comment
  UC1285045  Solidago velutina subsp. californica R. F. Hoover 1946-8-26 6357 San Luis Obispo near Sunnyside School; Osos Valley Comment
  SBBG8821  Solidago velutina var. californica C. B. Hardham 1956-10-14 1462 San Luis Obispo South Rd to Adelaida, Fair Oaks Ranch Comment
  CAS-BOT-BC365919  Soliva sessilis R. F. Hoover 1948-4-25 7491 San Luis Obispo Price Canyon Comment
  OBI51265  Sonchus asper subsp. asper Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .23 San Luis Obispo NE corner of San Simeon State park Comment
  OBI11932  Sonchus oleraceus Lynne D. Althouse 1977-3-31 16 San Luis Obispo Wolfe's Horse ranch near San Luis High School 130 Comment
  UCSC001851  Sparganium eurycarpum I. J. Condit 2009-9-6 s.n. San Luis Obispo in swamp Oceano Comment
  OBI31010  Spergula arvensis Julie M. Vanderwier 1979-4-20 138 San Luis Obispo Indian Knob Tar Sands Comment
  OBI17384  Spergularia macrotheca Robert F. Hoover 1946-10-5 6461 San Luis Obispo N end of Morro Bay Comment
  RSA0098756  Spergularia macrotheca var. macrotheca George K. Helmkamp 2004-2-10 8268 San Luis Obispo Central Coast: SE of Oceano along Halcyon Rd., 0.2 miles E of Mesa View Dr. 76 Comment
  CAS-BOT-BC390450  Spergularia macrotheca var. macrotheca Ira L. Wiggins 1929-4-15 3609 San Luis Obispo 1 mile north of Moro [Morro] Beach Comment
  RSA0048621  Spergularia marina A. L. Haines 1973-5-19 s.n. San Luis Obispo E. shore of Morro Bay. 1 Comment
  OBI75700  Spiranthes romanzoffiana D. R. Miller, E. A. Appel, Gloria Dudley 2011-1 San Luis Obispo Comment
  OBI13486  Stachys ajugoides Robert F. Hoover 1969-8-25 11558 San Luis Obispo Laguna de San Luis Obispo Comment
  UCR28911  Stachys bullata David J. Keil, R. Riggins, D. Walters, et al. 1981-4-11 14365 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  SD244743  Stachys bullata Jessica Griffiths 2012-2-19 1 San Luis Obispo Poly Canyon Road, Cal Poly campus, half a mile up the road from Village Drive. Shaded, grassy slope below rock face on SE side of trail. 130 Comment
  SBBG95320  Stachys chamissonis R. F. Hoover 1947-7-27 7334 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  RSA759020  Stachys chamissonis David J. Keil 2002-9-12 29920 San Luis Obispo North of Arroyo Grande, West Ormonde Road, about 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 West Ormonde Road. 107 Comment
  OBI37496  Stachys pycnantha Jim Rogers 1972-7-25 20 San Luis Obispo Specimen taken in Poly Canyon on hillside near a spring. Comment
  SBBG107131  Stachys pycnantha C. B. Hardham 1956-6-4 834 San Luis Obispo Atascadero Ranch Comment
  RSA139869  Stachys rigida subsp. quercetorum Clare B. Hardham 1960-6-1 5964 San Luis Obispo Santa Lucia Mountains, edge of one of the Burnett Peak Cypress groves. Comment
  OBI15605  Stebbinsoseris heterocarpa Ernest C. Twisselmann 1954-4-12 1075 San Luis Obispo Temblor Range and W San Joaquin Valley. Home Ranch: Tank Hill, E San Luis Obispo county 671 Comment
  OBI47125  Stellaria media Lynne Dee Oyler 1986-3-21 366 San Luis Obispo Agua Escondido, USFS blue oak study area. N slope and hilltop NE of Arroyo Grande Comment
  CAS-BOT-BC398977  Stellaria nitens D. E. Breedlove 1962-3-29 2045 -A San Luis Obispo 19.1 miles west of Simmler, La Panza Range 594 Comment
  OBI7287  Stephanomeria elata David J. Keil 1976-9-18 11816 San Luis Obispo 2.5 mi N of jctn with Lopez Dr along Orcutt Rd Comment
  OBI46202  Stephanomeria exigua subsp. carotifera David J. Keil 1982-6-27 16333 San Luis Obispo Hills overlooking Los Osos from the S Comment
  SD39627  Stephanomeria exigua subsp. carotifera Edith A. Purer 1933-7-20 5093 San Luis Obispo Stabilized sand dunes northwest of Guadalupe. Comment
  OBI15431  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1966-9-12 9977 San Luis Obispo Just N of Hidden Valley Hot Springs Comment
  OBI66626  Stephanomeria exigua subsp. carotifera David J. Keil 1998-10-9 28183 San Luis Obispo Elkhorn Plain, Elkhorn Road, ca. 9 miles wnw of Kern Co. line. 744 Comment
  OBI72519  Stephanomeria exigua subsp. coronaria E. L. Painter & M. Wetherwax, M. Wetherwax 2000-8-19 SLO- 160 San Luis Obispo Camp San Luis Obispo. W side of serpentine outcrop W of Chorro reservoir, E side of range A, N of Range Rd. UTMs (NAD27) zone 10, 709692E, 3913419N 240 Comment
  SD148218  Stephanomeria exigua subsp. deanei G. K. Helmkamp, E. A. Helmkamp 2000-9-1 5955 San Luis Obispo Los Osos; ca. 0.5 mile northwest of Hazard Canyon, between Howard Street and sand dunes. 6 Comment
  OBI54393  Stephanomeria pauciflora George Butterworth 1995-7-9 94 San Luis Obispo Carrizo Plain Natural Area. T31S, R21E, S35. 1.8 mi SE of Crocker Rd. Along Elkhorn Rd Comment
  OBI56546  Stephanomeria pauciflora David J. Keil 1998-8-24 28036 D San Luis Obispo Los Padres National Forest. Vicinity of Trailhead, 2 miles SE of Rock Front Ranch, N of Hwy 166. Comment
  UC1953173  Stephanomeria virgata David Keil 1988-7-2 20863 San Luis Obispo Morro Bay State Park, east of South Bay Blvd. Comment
  RSA696191  Stephanomeria virgata Anonymous 1935-7-1 s.n. San Luis Obispo 6 mi S of Arroyo Grande Comment
  OBI18910  Stipa cernua David J. Keil, Malcolm McLeod 1979-4-27 13044 San Luis Obispo NE slope of Mt San Luis Obispo Comment
  OBI59133  Stipa cernua David J. Keil 1998-5-20 27319 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
  OBI51710  Stipa lepida R. Mike Arens 1994-4-9 45 San Luis Obispo Calif Polytechnic State Univ Campus.In Poly Cyn near Botanic Garden foot bridge 244 Comment
  OBI42791  Stipa pulchra David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16002 San Luis Obispo Warrens' cabin at base of Cypress Mtn ca. 8 mi from Santa Rosa Crk rd on Cypress Mtn Rd Comment
  OBI51234  Stipa pulchra Jan Barber 1994-3-22 126 San Luis Obispo San Simeon State Park. Between Washburn campground and southern drainage Comment
  UCR158572  Stipa pulchra George K. Helmkamp, E. A. Helmkamp 2005-4-22 9417 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
  OBI77863  Stipa speciosa David J. Keil, Kathleen Keil 1995-4-9 24778 San Luis Obispo Shell Creek Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI66586  Streptanthus glandulosus subsp. glandulosus D. R. Miller 1994-6-1 694 -345 San Luis Obispo Pine Mt Region. S slope of Pine Mt on the Pine Mt trl; Pico crk drainage 914 Comment
  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
  UC1953340  Stylocline gnaphaloides Anthony Baniaga with Theo Fitanides 2010-5-10 164 San Luis Obispo Tierra Redonda Mountain. Comment
  UC1501862  Stylomecon heterophylla Eben MacMillan 1951-3-10 San Luis Obispo Wreden Ranch, junction of San Luis Obispo and Kern Counties, overlooking San Joaquin 762 Comment
  CAS-BOT-BC110384  Suaeda californica Ernest C. Twisselmann 1957-11-2 4104 San Luis Obispo South end of Morro Bay, near Baywood Park. 1 Comment
  CDA16021  Suaeda nigra G. F. Hrusa, T. D. Wilfred 2000-9-29 15687 San Luis Obispo Carrizo Plain; Edge of sag pond on San Andreas fault, S end of Carrizo Plain, approx. 3 mi. N of Hwy 166. 792 Comment
  CAS-BOT-BC99076  Symphyotrichum chilense Herman Knoche 1919-9-30 2404 San Luis Obispo Pismo Beach Comment
  OBI31119  Symphyotrichum chilense Julie M. Vanderwier 1978-5-28 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  CAS-BOT-BC99081  Symphyotrichum chilense Ella Dales Cantelow 1938-12-16 2354 San Luis Obispo N. of San Simeon Comment
  UC1583759  Symphyotrichum chilense David Keil 1976-9-25 K 11828 San Luis Obispo 1 mi w of, (along Prefumo Canyon Rd, along banks of stream) Los Osos Valley; Prefumo Canyon Comment
  SBBG87290  Symphyotrichum subulatum var. parviflorum C. F. Smith 1958-7-15 5817 San Luis Obispo ca. 2 mi E of Old Cuyama (town) on Hwy 166 Comment
  CAS-BOT-BC109474  Systenotheca vortriedei Clare B. Hardham 1948-5-7 3229 San Luis Obispo Hills between Bee Rock and the Nacimiento. Comment
  OBI64710  Systenotheca vortriedei D. R. Miller 1994-6-10 694 -431 San Luis Obispo Pine Mt Region. On rd into Will hearst property "Coles rd in"; Marmolejo Crk drainage 823 Comment
  OBI66980  Systenotheca vortriedei D. R. Miller 1989-5-22 589 -6 San Luis Obispo On front side of Little Pine Mt (Pine Mt Rocky Butte area) 732 Comment
  RSA132949  Systenotheca vortriedei Clare B. Hardham 1958-5-7 3229 San Luis Obispo Hills between Bee Rock and the Nacimiento River Comment
  SD244823  Tamarix ramosissima David Keil 2012-7-18 31452 San Luis Obispo Santa Maria River bed at Highway 1 bridge, just north of Guadalupe and Santa Barbara County line. Comment
  CDA6587  Tanacetum parthenium D. G. Kelch 2007-2-19 7 .074 San Luis Obispo Serpentine canyon; along S side of Hwy 41, 10 km E of Hwy 1. Comment
  SFV18785  Taraxia ovata A. Dittmer, R. Provin 2004-4-4 31 San Luis Obispo San Simeon State Park, Washburn Campground, Site 220. Exposed, open hilltop. 58 Comment
  OBI81766  Tauschia arguta Tracey Call, Viola Call 1962-7-13 2144 San Luis Obispo On north-facing rock cut about 2 miles west of LA Panza 701 Comment
  OBI60114  Tauschia hartwegii G. F. Hrusa 1995-5-28 12321 San Luis Obispo Black Butte research Natural Area. On e slope of ridge immed SW of Radio Facility 2 (Peak 1) 640 Comment
  OBI31930  Tetragonia tetragonoides David J. Keil, Eric Wise 1981-5-25 14770 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  CAS-BOT-BC399678  Thalictrum fendleri Alice Eastwood; John Thomas Howell 1937-5-1 4170 San Luis Obispo Reservoir Canyon near San Luis Obispo Comment
  UC1126236  Thalictrum fendleri var. polycarpum G. T. Nordstrom 1937-5-26 1288 San Luis Obispo 1.1 mi wnw Asuncion School; Adelaida Quadrangle Comment
  UCR81091  Thelypodium lemmonii G. Fred Hrusa, J. A. Hart 1993-4-6 10698 San Luis Obispo Inner South Coast Range, Carrizo Plain, S end of Soda Lake on E side 610 Comment
  OBI79252  Thermopsis californica David J. Keil 2012-5-27 31355 San Luis Obispo San Luis Range. Irish Hills Open Space, San Luis Obispo. Froom Creek Trail Comment
  SBBG18102  Thermopsis californica var. californica C. B. Hardham 1960-4-20 5474 San Luis Obispo above Atascadero Crk along Morro Rd [St Hwy 41] 457 Comment
  OBI28082  Thermopsis californica var. californica Allison Berry, Carrie Wilson 1982-5-9 48 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of CA Rte 101 on CA Rte 58- Santa Margarita. Site to R of Rd; 50 yds from RR tracks Comment
  UC2013217  Thermopsis macrophylla David Keil 1979-7-1 13128 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  CDA19994  Thysanocarpus curvipes J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area, Los Padres National Forest, Cuesta Ridge East 0 Comment
  RSA0036672  Thysanocarpus curvipes LeRoy Gross, Evan Meyer 2014-4-15 6241 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  UC2027084  Thysanocarpus curvipes Greg Wilvert 2005-4-17 272 San Luis Obispo Southeast Half of the Caliente Range: Quail Canyon Comment
  OBI46182  Thysanocarpus curvipes Lynne Dee Oyler 1986-5-6 445 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
  OBI14856  Thysanocarpus curvipes subsp. elegans Robert F. Hoover 1967-3-5 10246 San Luis Obispo Upper Arroyo Grande Comment
  OBI14847  Thysanocarpus laciniatus Robert F. Hoover 1958-3-19 8427 San Luis Obispo Carrizo Plain, near N base of Caliente Mt Comment
  OBI55387  Thysanocarpus laciniatus David J. Keil, with Kathleen A. Keil 1997-3-8 26079 San Luis Obispo La Panza Mts. Junction of Red Hill Road and Highway 58. Comment
  OBI57215  Thysanocarpus laciniatus David J. Keil 1998-4-7 26609 San Luis Obispo South of Creston on 229 Jordan Property, 0.1 mile S of Rocky Canyon Rd on W side of Hwy. 229 Comment
  OBI40717  Torilis nodosa David J. Keil, Dirk Walters 1986-5-2 19348 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir Cyn Comment
  SBBG107300  Torilis nodosa C. B. Hardham 1959-4-29 4341 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  OBI32359  Torilis nodosa David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15940 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini ranch rd on dirt rd leading onto slopes of Cypress Mtn Comment
  OBI17712  Toxicodendron diversilobum Penelope Blackmer 1973-4-9 30 San Luis Obispo 150 yards downstream from Pennington Creek in SW corner of Penn ck. Bio reserve. Comment
  CAS-BOT-BC169237  Toxicodendron diversilobum Peter H. Raven 1964-3-25 18746 San Luis Obispo In pine woods above and west of Cambria. Comment
  SBBG96715  Toxicoscordion fremontii D. A. Young, S. Junak, T. J. Ayers 1989-4-27 1975 San Luis Obispo Chaparral Rd near the E end of the Botanical area, below TV antennas Comment
  OBI56822  Tragopogon dubius David J. Keil 1998-6-10 27739 San Luis Obispo Santa Margarita, downtown area along Hwy 58. Comment
  OBI56400  Tragopogon porrifolius David J. Keil 1999-5-27 28358 San Luis Obispo Santa Margarita. Comment
  CAS-BOT-BC438279  Trianthema portulacastrum C. Butterworth 1960-6-27 6336 San Luis Obispo Dry bed of Silver Lake south of Creston Comment
  SBBG71199  Trichostema lanatum Mrs. G. A. Englebert 1936-6-16 San Luis Obispo Cuyama Valley Comment
  POM258756  Trichostema lanatum Roxana S. Ferris 1939-6-2 9766 San Luis Obispo 13 miles east of Paso Robles on the Paso Robles-Adelaida Road. Santa Lucia Mountains. Comment
  OBI13432  Trichostema lanceolatum Robert F. Hoover 1969-8-12 11539 San Luis Obispo 12 mi NW of Paso Robles on rd to Nacimiento Dam Comment
  UCSC006092  Trifolium Randall Morgan 1996-5-9 2942 San Luis Obispo E of Laguna Lake Comment
  SBBG67161  Trifolium barbigerum M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC52179  Trifolium depauperatum var. hydrophilum Mrs. R. W. Summers San Luis Obispo beside; rr Comment
  OBI31786  Trifolium depauperatum var. truncatum Smeltzer, Turnquist 1982-4-12 21 San Luis Obispo SE side of Laguna lake park from the roadway over to base of hill Comment
  UCD108393  Trifolium depauperatum var. truncatum P. B. Kennedy 1929-4-11 10188 San Luis Obispo San Luis Obispo County: 5.5 miles from Morro. Comment
  CDA4341  Trifolium hirtum G. K. Helmkamp 2004-3-13 8361 San Luis Obispo Central Coast; Nipomo Mesa, along Hwy CA-1 (Mesa View Dr.), 0.4 mi S of Halcyon Rd, S of Arroyo Grande Comment
  OBI27174  Trifolium hirtum Thomas Burrows 1980-5-3 42 San Luis Obispo Reservoir Cyn 168 Comment
  UCR140097  Trifolium hirtum George K. Helmkamp 2004-3-13 8361 San Luis Obispo Central Coast, Nipomo Mesa, along Calif. Hwy 1 (Mesa View Dr.), 0.4 mi south of Halcyon Rd, south of Arroyo Grande 76 Comment
  OBI67851  Trifolium hirtum M. Wetherwax & E. L. Painter, E. L. Painter 2003-4-30 SLO- 333 San Luis Obispo Camp San Luis Obispo. Abandoned rd, heading E from Range Rd close to cattle holding area 160 Comment
  RSA585845  Trifolium microcephalum G. Fred Hrusa 1995-5-28 12209 San Luis Obispo E base of Ridge 2. 500 Comment
  OBI66761  Trifolium microdon D. R. Miller 1989-4-25 489 -5 San Luis Obispo Between Pine Mt and Rocky Butte, at Hearst gate along ridge rd 884 Comment
  UCSC006142  Trifolium variegatum Randall Morgan 1996-5-9 2940 San Luis Obispo Moist grassland E of Laguna Lake Comment
  UC1285161  Trifolium variegatum var. melananthum R. F. Hoover 1947-3-21 6708 San Luis Obispo near San Luis Obispo; w base of Mt. Bishop Comment
  SBBG67287  Trifolium willdenovii M. M. Miles -Mar-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCR142158  Trifolium willdenovii George K. Helmkamp, Elizabeth Helmkamp 2000-4-19 5369 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  UC1927874  Trifolium wormskioldii David Keil, Tina Teed and Mariko Uchida 2001-6-15 29575 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 N, 120.6800 W Comment
  UC454706  Trifolium wormskioldii I. J. Condit March, 1908 San Luis Obispo Poly grounds, C.P.S. Comment
  RSA639763  Triglochin striata L. C. Wheeler 1953-8-9 7048 San Luis Obispo Oso Flaco Lake: Comment
  OBI80488  Trillium angustipetalum David J. Keil 2015-2-14 32613 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  <