Search Results — 2000 specimen records retrieved (1135 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC1532794  Abronia latifolia Robert F. Thorne 1968-6-7 37757 San Luis Obispo w of Oso Flaco Lake (between Oceanok and Guadalupe); Oso Flaco Dunes 10 Comment
  OBI12220  Abronia maritima Robert F. Hoover 1967-6-9 10627 San Luis Obispo S end of Morro Bay Comment
  UCD109626  Abronia maritima P. B. Kennedy 1927-7-12 s.n. San Luis Obispo San Luis Obispo County: Oceano. Comment
  OBI53424  Abronia maritima Arthur W. Hazebrook 1993-5-23 243 San Luis Obispo Nipomo Dunes Complex, SE portion of Big Coreopsis Hill and open dunes Comment
  OBI57578  Abronia maritima Austin P. Griffiths, Dorothy Laine 1980-6-21 s.n. San Luis Obispo Morro Bay sand spit Comment
  SBBG1860  Abronia pogonantha C. B. Hardham 1959-4-14 4250 San Luis Obispo intersection Shell Crk Rd and Camatta Rd Comment
  CAS-BOT-BC383964  Abronia pogonantha R. F. Hoover 1947-3-30 6837 San Luis Obispo Fernandez Creek on La Panza--Shandon road Comment
  SEINET893164  Abronia umbellata Rimo Bacigalupi, Dr. & Mrs. Robt. M. Page, R. S. Ferris, R. W. Holm 1953-1 4322 San Luis Obispo Northwest of Oso Flaco Lake, immediately back of ocean beach, about 5 miles south of Oceano. Comment
  UC1532795  Abronia umbellata Robert F. Thorne 1968-6-7 37755 San Luis Obispo between Oceano Guadalupe (Sand dunes w of Oso Flaco Lake); Oso Flaco Dunes 10 Comment
  OBI13402  Acacia longifolia Robert F. Hoover 1948-2-12 7417 San Luis Obispo Near Callender RR siding Comment
  OBI54379  Acanthomintha obovata George Butterworth 1995-5-22 85 San Luis Obispo T32S, R20E, S34, NW qut. 2 mi beyond (SE of) gate, 30' SW of road Comment
  OBI31929  Acer macrophyllum David J. Keil 1981-6-20 14858 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  SD41356  Achillea millefolium Edith A. Purer 1932-8-1 4706 San Luis Obispo Morro Bay. Comment
  UCD128320  Achillea millefolium Daryl Koutnik 1978-6-19 531 San Luis Obispo San Luis Obispo County: West of Cerro Romauldo along Chorro Creek. 304 Comment
  OBI17147  Achillea millefolium Fred W. Rush Apr-56 13 San Luis Obispo Mt San Luis Comment
  UCR265993  Achyrachaena mollis David J. Keil, Kathleen Keil 1992-4-11 22786 -2 San Luis Obispo Inner South Coast Range, California Valley, Carrizo Plain; Belmont Trail c. 2 miles east of Soda Lake Road at intersection with small cross road 593 Comment
  SBBG104242  Acmispon americanus F. L. Johnson, E. A. Young 1993-5-23 ROB 513 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UCSB59907  Acmispon americanus Ryan, P.; Penkala, Brad 1987-7-17 San Luis Obispo Reservoir Canyon, 0.5 mile east of cattleguard at end of Reservoir Canyon Rd. along trail, 1 mile north of San Luis Obispo 182 Comment
  OBI17770  Acmispon americanus var. americanus Dave Imper 1977-3-21 83 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 91 Comment
  OBI81003  Acmispon brachycarpus David J. Keil 2015-2-21 32676 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). Comment
  OBI28849  Acmispon brachycarpus David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14472 San Luis Obispo Rd at S end of Soda Lake ca. 1/4 mi E of Soda Lake Rd Comment
  OBI80250  Acmispon brachycarpus David J. Keil 1978-3-25 1270 San Luis Obispo Irving Ranch. Comment
  OBI12987  Acmispon glaber var. glaber Robert F. Hoover 1966-4-20 9827 San Luis Obispo 5 mi E of Creston on La Panza rd Comment
  OBI23894  Acmispon glaber var. glaber Janice M. Toyoshima 1979-4-13 A 4 San Luis Obispo S of Shark Inlet, Morro Bay Comment
  OBI55192  Acmispon grandiflorus var. grandiflorus Greg Frugoli 1997-4-29 70 San Luis Obispo Collected 0.5 mi S of Queen Bee cmgd, La Panza Range, Los Padres NF (hwy 58 burn area) 719 Comment
  OBI4404  Acmispon heermannii var. orbicularis Robert J. Rodin 1970-9-10 8431 San Luis Obispo 300 yds from Pacific Ocean, Pismo Beach State Park Comment
  OBI56424  Acmispon junceus var. biolettii David J. Keil, Rhonda Riggins 1987-5-11 20155 San Luis Obispo Cuesta Ridge E, ca 6.7 mi from jctn with US 101 along Cuesta Ridge Rd 792 Comment
  OBI13014  Acmispon strigosus Robert F. Hoover 1967-3-28 10305 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  OBI31198  Acmispon strigosus Julie M. Vanderwier 1979-4-13 119 San Luis Obispo Indian Knob Tar Sands Comment
  OBI42380  Acmispon strigosus David J. Keil 1986-4-8 19131 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake Comment
  SBBG34845  Acmispon strigosus Mrs. R. W. Summers 1886-3-9 San Luis Obispo lower eastern slope, San Luis Mtn Comment
  SEINET7838466  Acmispon wrangelianus R. R. Halse 2012-3-26 8425 San Luis Obispo Along State Hwy. 1, ca. 2.7 miles north of San Simeon, just south of the turnoff to the Hearst Castle; ca. 6 miles north of Cambria. 10 Comment
  OBI15585  Acourtia microcephala Robert F. Hoover 1947-7-10 7288 San Luis Obispo "mesa" 4 mi W of Nipomo Comment
  OBI26410  Acourtia microcephala David J. Keil 1980-9-19 14225 San Luis Obispo Ca 1/2 mi E of jctn with Park Hill rd along Calif Rte 58 Comment
  OBI27348  Adenostoma fasciculatum Nancy E. Arnold, Robert L. Allen 1981-5-17 303 San Luis Obispo Chaparral area burned on 31 July, 1980. CDF fire no 53-265. 7.6 mi NE of Santa Margarita, Calf cyn, N end of La Panza Mts 305 Comment
  UCR104820  Adenostoma fasciculatum George K. Helmkamp 1997-6-21 2063 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  OBI3356  Adenostoma sparsifolium Neil Havlik 1969-9-30 523 San Luis Obispo Along Agua Escondido rd (USFS #32S07), about 4 mi E of the Huasna River 305 Comment
  CAS-BOT-BC65512  Adiantum aleuticum Clare B. Hardham 1958-1-2 2785 San Luis Obispo 1/2 mile north of San Capojoro Comment
  UCR160389  Adiantum jordanii George K. Helmkamp, E. A. Helmkamp 2005-6-9 9604 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-BC68931  Adiantum jordanii Ernest C. Twisselmann; Donald J. Bedell 1968-3-6 14045 San Luis Obispo La Panza Range - La Panza Public Camp 603 Comment
  POM97463  Adiantum jordanii Philip A. Munz 1925-3-24 9199 San Luis Obispo Morro Creek 305 Comment
  RSA687725  Adiantum jordanii M. M. Miles 1883-05 1724 San Luis Obispo [no locality information provided] Comment
  OBI13688  Agastache urticifolia Robert F. Hoover 1946-6-16 6156 San Luis Obispo Rinconada district, directly W of Pozo Comment
  OBI82543  Agoseris grandiflora David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33492 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 600 Comment
  UCR122516B  Agoseris grandiflora George K. Helmkamp, E. A. Helmkamp 2001-5-2 6602 San Luis Obispo South Coast Range, La Panza Range, Calf Canyon, CA Hwy 58, 4.5 mi east of Santa Margarita 335 Comment
  CAS-BOT-BC22899  Agoseris heterophylla Clare B. Hardham 1957-5-4 1873 San Luis Obispo Tierra Redondo Comment
  UCSB32634  Agoseris heterophylla Nielsen, P. 1977-4-22 San Luis Obispo 6 miles north of Guadalupe on Calif. 1, east side of road; Nipomo Mesa 30 Comment
  CAS-BOT-BC46076  Agoseris heterophylla var. cryptopleura Benj. Cobb 1907-1-1 s.n. San Luis Obispo Near Paso Robles Comment
  JEPS22837  Agoseris heterophylla var. cryptopleura G. T. Nordstrom 1937-4-7 1051 San Luis Obispo 1.6 mi ne Chimney Rock 304 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
  UC1315028  Agoseris heterophylla var. cryptopleura R. F. Hoover 1967-4-8 10377 San Luis Obispo near n end Soda Lake; Carrizo Plain Comment
  OBI17120  Agoseris heterophylla var. heterophylla Robert F. Hoover 1948-3-30 6816 San Luis Obispo Summit between Middle and E branches of Huerhuero Crk Comment
  CAS-BOT-BC13461  Agoseris retrorsa R. F. Hoover 1950-5-6 7872 San Luis Obispo East slope of La Panza Range Comment
  OBI47123  Agoseris retrorsa Lynne Dee Oyler, Kathy Loftus 1986-4-5 392 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
  OBI66413  Agrostis exarata David J. Keil, with Dave Hacker 2005-6-24 30387 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse road, south of Piedras Blancas Motel Comment
  OBI25747  Agrostis hooveri David J. Keil, R. A. Pimentel, R. Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-6-12 14055 San Luis Obispo San Luis Range, W of See Cyn rd. Old mining road in Hibberd Preserve (owned by the Nature Conservancy) Comment
  CAS-BOT-BC138973  Agrostis pallens Clare B. Hardham 1960-6-17 6151 San Luis Obispo Santa Lucia Mountains. Chris Flood Creek. Comment
  UCR134449  Agrostis viridis George K. Helmkamp 2003-9-26 8185 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  OBI22512  Aira caryophyllea Robert F. Hoover 1947-5-25 7211 San Luis Obispo Cambria Comment
  UCR18649  Aira caryophyllea Eugene Cardiff 1966-5-13 s.n. San Luis Obispo Central Coast, Cambria Pines, 1 mi from coast 61 Comment
  UC1927794  Alisma plantago-aquatica David Keil 1998-8-19 27961 San Luis Obispo Along Huer Huero Rd. between Park Hill Rd. and Hwy 58, 2.2 miles NW of Park Hill Rd. along Wilson Creek. 487 Comment
  UC1133824  Allium crispum G. T. Nordstrom 1937-4-29 1147 San Luis Obispo 2.7 mi se Chimney Rock; Adelaida Quadrangle Comment
  UC1133825  Allium crispum H. C. Lee 1937-4-23 848 San Luis Obispo 1 mi w Paso Robles; Paso Robles Quadrangle 130D Comment
  CAS-BOT-BC468905  Allium crispum Clare B. Hardham 1956-4-19 416 San Luis Obispo Chimney Rock Ranch, Adelaida Road Comment
  SJSU3322  Allium crispum C. W. Sharsmith 1962-4-20 6779 San Luis Obispo Eben McMillan Ranch, Bitterwater Valley in Shandon Hills c. 7 mi E of Shandon Comment
  SJSU3328  Allium crispum C. W. Sharsmith 1962-4-20 6795 San Luis Obispo Temblor Range c. 9 mi NW of Simmler 643 Comment
  OBI51712  Allium haematochiton R. Mike Arens 1994-4-9 43 San Luis Obispo Calif Polytechnic State Univ campus. In Poly cyn near Botanical Garden footbridge Yucca Ridge footpath 244 Comment
  CAS-BOT-BC135858  Allium haematochiton Ira L. Wiggins 1929-4-13 3469 San Luis Obispo Grassy hillside 1 mi. n. of San Luis Obispo 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
  OBI65103  Allium howellii var. howellii Greg Wilvert 2005-4-30 362 San Luis Obispo SE Half of Caliente Range. 200 m S of Padrones Spring 914 Comment
  OBI21222  Allium lacunosum var. davisiae Robert F. Hoover 1947-5-31 7238 San Luis Obispo Pine Mtn of La Panza Range Comment
  OBI21237  Allium lacunosum var. lacunosum Robert F. Hoover 1969-6-23 11388 San Luis Obispo Ridge NW of Cuesta Pass Comment
  UC1927795  Allium lacunosum var. lacunosum David Keil with Kathleen Keil 1998-5-29 27541 San Luis Obispo Serpentine hills S of Bishop Peak at 2051 O'Connor Way. W of San Luis Obispo. Comment
  SJSU3337  Allium lacunosum var. lacunosum C. W. Sharsmith 1962-4-20 6808 San Luis Obispo Carrizo Plain c. 10 mi SE of Simmler Comment
  UCR42544  Allium peninsulare var. crispum David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18685 San Luis Obispo 16.5 mi. from Calif. Hwy 1 along San Simeon Creek Road, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  CAS-BOT-BC170151  Alnus rhombifolia Alice Eastwood 1926-4-29 13680 San Luis Obispo Cambria Comment
  OBI44933  Amaranthus deflexus David J. Keil 1984-7-20 18311 San Luis Obispo E of Arroyo Grande along Lopez Lake Rd jctn with Cecchetti Rd Comment
  RSA195235  Amaranthus deflexus E. C. Twisselmann 1967-8-22 13560 San Luis Obispo Dorothy Twisselmann Ranch 671 Comment
  OBI56814  Amaranthus powellii David J. Keil 1998-9-3 28060 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Comment
  RSA302136  Amaranthus retroflexus E. C. Twisselmann 1971-8-12 18067 San Luis Obispo Templeton 274 Comment
  OBI35489  Ambrosia chamissonis S. M. Inman 1983-7-15 82 San Luis Obispo Pecho Study Site. 1/2 mi S on Pecho Valley Rd past the jctn of Pecho Rd. Rt on dirt rd after 'deer' sign Comment
  UC57512  Amelanchier utahensis J. H. Barber 1900-5-10 San Luis Obispo Macoun's Canyon Comment
  CDA17574  Ammophila arenaria Austin Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes; Oso Flaco Creek just inland from oceanfront dunes. Comment
  OBI80112  Ammophila arenaria David J. Keil, Nancy Lagrille, Dieter Wilken, and Mark Skinner 2012-8-28 31516 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. 6 Comment
  HSC3534  Amsinckia douglasiana D. A. Shally 1965-4-14 27 San Luis Obispo About 9 mi. S of Cholame, Shandon Hills Comment
Read comments
Mar 23 2017
  UC1061785  Amsinckia douglasiana N. K. Carlson 1936-3-18 136 San Luis Obispo .6 mi ssw of Picacho 99 Comment
  UC76155  Amsinckia intermedia R. E. Roadhouse 1905-4 174 San Luis Obispo Comment
  UCR163607  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2005-3-25 9195 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
  UC1191047  Amsinckia intermedia Francia Chisaki 1957-4-2 919 San Luis Obispo junction of Hwy 101 with road to Nipomo Mesa at Nipomo 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
  UCD78270  Amsinckia tessellata var. tessellata Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4615 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 582 Comment
Read comments
Sep 10 2013
  UCR122477  Anagallis arvensis George K. Helmkamp, E. A. Helmkamp 1998-5-20 3891 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
  OBI75237  Anagallis minima Michael Walgren 2011-8-12 256 San Luis Obispo San Simeon State park campground Comment
  OBI46143  Anaphalis margaritacea Denise Woodard 1986-8-16 48 San Luis Obispo Perfumo Cyn rd to See cyn Rd Comment
  OBI72307  Ancistrocarphus filagineus Anthony Baniaga, Theo Fitanides 2010-5-2 162 San Luis Obispo Tierra Redonda BLM ACEC 413 Comment
  SBBG81653  Ancistrocarphus filagineus C. F. Smith 1950-4-28 2690 San Luis Obispo near Syncline Hill Comment
  CAS-BOT-BC64109  Ancistrocarphus filagineus Clare B. Hardham 1958-4-16 3037 San Luis Obispo Peachy Canyon Road near Paso Robles city limits Comment
  OBI79355  Androsace elongata David J. Keil, with Matt Ritter, George Butterworth and Jepson Herbarium Weekend Workshop participants 2012-4-20 31291 San Luis Obispo Carrizo Plains Ecological Preserve. Chimineas Ranch (California Department of Fish and Game). Canyon west of ranch headquarters Comment
  UC1953219  Anemopsis californica var. californica David Keil 2009-6-30 30624 San Luis Obispo San Luis Obispo Rainwater detention basin behind Marigold Shopping Center (intersection of Broad Street and Tank Farm Road) Comment
  CAS-BOT-BC102280  Anthemis cotula Ernest C. Twisselmann 1953-6-26 559 San Luis Obispo chris Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI17083  Anthemis cotula Tim A. Weston 1970-5-28 100 San Luis Obispo Poly Cyn, Cal Poly campus, San Luis Obispo 76 Comment
  OBI71693  Anthemis cotula David J. Keil 1992-7-3 20871 San Luis Obispo Morro Bay State Park, east of South Bay Blvd Comment
  UCSB6340  Anthemis cotula Keator, Glenn 1958-6-10 San Luis Obispo Just above Morro Bay along Highway 1 Comment
  CAS-BOT-BC102277  Anthemis cotula Ernest C. Twisselmann 1953-6-6 558 San Luis Obispo Carisa Plain: 1 mile north of new Simmler School, along county road Comment
  CAS-BOT-BC289111  Anthoxanthum occidentale R. F. Hoover 1964-6-7 8980 San Luis Obispo Lower Canyon of San Carpoforo Creek Comment
  OBI79461  Anthriscus caucalis David J. Keil 2012-4-17 31270 San Luis Obispo Eastern slope of Santa Lucia Range. Pozo Road, Rinconada Trailhead and lower trail Comment
  UCR61717  Anthriscus caucalis George K. Helmkamp 1990-4-19 s.n. San Luis Obispo Central Coast Range, State Hwy 58 at Parkhill Road, c. 3 mi northeast of Santa Margarita 367 Comment
  CDA11344  Antirrhinum kelloggii G. F. Hrusa 1995-4-16 12067 San Luis Obispo Ridge NW of Cuesta Pass. Approx. 1 m. NW of US 101. Comment
  UC1063075  Antirrhinum multiflorum H. C. Lee 1936-5-16 606 San Luis Obispo 0.75 mi nw Suey Creek School; San Luis Obispo National Forest, Nipomo Quad. 487 Comment
  UC1927716  Antirrhinum multiflorum D. R. Miller 1994-6-8 694 .424 San Luis Obispo Pine Mt. Region on Rocky Butte slope, out from the Lookout Area; Pico Creek drainage 900 Comment
  CAS-BOT-BC237893  Antirrhinum ovatum Clifton F. Smith 1993-6-2 12466 San Luis Obispo Along road near summti of Caliente Range, S of junction of road to Caliente Mountain and road to Carrizo Plain Comment
  CAS-BOT-BC237911  Antirrhinum ovatum William M. Longhurst 1949-5-20 s.n. San Luis Obispo One mile east-northeast of Poso Ortega Comment
  JEPS52085  Antirrhinum ovatum Donald J. Bedell 1965-8-6 113 -1 San Luis Obispo hills e summit of Palo Prieto Canyon 701 Comment
  OBI9725  Antirrhinum ovatum William M. Longhurst 1949-5-20 s.n. San Luis Obispo One mile E-NE of Poso Ortega; Poso Ortega Pond is in E Central San Luis Obispo County 6 mi E of San Juan ranch and one mile SE of Summer's Ranch in Kern county -H.K. Sharsmith Comment
  SEINET12288281  Antirrhinum ovatum R. W. Storer 1949-1 453 San Luis Obispo 11 mi N & 4 mi W of Simmler Comment
  OBI59503  Aphanes occidentalis David J. Keil, with V. L. Holland 2001-4-7 29257 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  SBBG98018  Apiastrum angustifolium C. F. Smith 1965-3-11 8616 San Luis Obispo near Pipeline Lake in Dune Lakes complex S of Oceano Comment
  OBI53633  Apiastrum angustifolium Arthur W. Hazebrook 1991-5-7 53 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  OBI31953  Apium graveolens David J. Keil 1982-6-26 16221 San Luis Obispo Vicinity of Arroyo de la Cruz N of san Simeon. N of the Arroyo Comment
  OBI72973  Aquilegia formosa D. R. Miller 2010-7-4 710 .937 San Luis Obispo Along rd margins on San Carpoforo Crk rd, 1 mi in from hwy 1 100 Comment
  OBI66823  Araujia sericifera Erik Frenzel 2001-3-22 s.n. San Luis Obispo Coastal valley e of Cayucos. Approx 6 mi up Cottontail cr rd from intersection with Old Cr Rd. Apparently only upstream of small bridge 137 Comment
  UC52271  Arceuthobium campylopodum Rev. R. W. Summers 1886-10-7 926 San Luis Obispo near El Paso de Robes Comment
  OBI62179  Arceuthobium littorum David J. Keil 2002-7-11 29882 San Luis Obispo Cambria. Vicinity of Cambria Community Service District grounds on Rodeo Ground Road Comment
  CAS-BOT-BC24195  Arctostaphylos R. F. Hoover 1947-7-16 7305 San Luis Obispo Price Canyon on north-facing sandstone slope Comment
  UC1121461  Arctostaphylos T. M. Hendrix 1939-5-7 1014 San Luis Obispo 1.1 mi nw New District School; Pozo Quadrangle Comment
  OBI79709  Arctostaphylos crustacea David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31370 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. 447 Comment
  OBI14751  Arctostaphylos crustacea Robert F. Hoover 1946-12-15 6575 San Luis Obispo Upper coon Crk, San Luis range, on hills where Pinus muricata grows Comment
  RSA252176  Arctostaphylos cruzensis Gary D. Wallace 1974-12-7 1331 San Luis Obispo Santa Lucia Mountains: near the coast along the upper south edge of Arroyo de la Cruz on the Hearst Ranch. 30 Comment
  JEPS98824  Arctostaphylos glandulosa R. F. Hoover 1963-10-26 8607 San Luis Obispo trail to Machesna Mountain La Panza Range Comment
  UCD51091  Arctostaphylos glandulosa G. F. Hrusa 1995-5-28 12223 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. On WNW flank of Peak 2; approx. 1/2 way to summit. 600 Comment
  SD113857  Arctostaphylos glandulosa D. F. Howe 1960-4-10 2846 San Luis Obispo 1 mile on road west of Cuesta Pass, 6 miles north of San Luis Obispo. 579 Comment
  CAS-BOT-BC23316  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1963-10-26 8605 San Luis Obispo Trail to Machesna Mt., La Panza Range. Comment
  RSA630656  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley, Melanie Baer Keeley 1993-9-3 24332 San Luis Obispo Dirt road behind locked gate, along ridge east of La Cuesta Summit, north of San Luis Obispo. 600 Comment
  JEPS98825  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1963-10-26 8605 San Luis Obispo trail to Machesna Mountain La Panza Range Comment
  UC1120183  Arctostaphylos glandulosa subsp. glandulosa H. C. Lee 1936-4-25 575 San Luis Obispo 1 3/4 mi nne Slide Hill; Arroyo Grande Quadrangle Comment
  OBI31278  Arctostaphylos glauca Joy Nishida, Melissa Luckow 1983-3-10 554 San Luis Obispo American Canyon. 1.7 mi S of American Canyon campground near stream/road crossing Comment
  UC1929584  Arctostaphylos glauca Steve Boyd 2007-2-17 11714 San Luis Obispo Coast Ranges, La Panza Range; Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  CAS-BOT-BC39210  Arctostaphylos glauca R. F. Hoover 1946-8-17 6298 San Luis Obispo Upper Arroyo Grande, 5 mi above County Park Comment
  SEINET11989160  Arctostaphylos glauca R. Gankin, Hildreth, W. R. 1967-1 1136 San Luis Obispo 0.4 mi SE of Pozo Summit Comment
  CAS-BOT-BC24523  Arctostaphylos hookeri subsp. hearstiorum R. F. Hoover 1950-1-15 7760 San Luis Obispo Mouth of Arroyo de la Cruz (just s. of), on hill top. Comment
  CAS-BOT-BC24532  Arctostaphylos hookeri subsp. hearstiorum Roman Gankin; W. R. Russell 1962-2-22 341 San Luis Obispo North-facing slope of hill just to the s. of Arroyo de la Cruz. 1.5 mi. e. of State highway 1, 9.4 mi. n. of entrance to Comment
  CAS-BOT-BC24481  Arctostaphylos hooveri R. F. Hoover 1950-6-21 8012 San Luis Obispo Between Rocky Butte and Pine Mt., Santa Lucia Mtns. Comment
  RSA122341  Arctostaphylos luciana B. Bolt 1936-2-17 577 San Luis Obispo 2 & 3/8 miles S of Hollister Peak 60 Comment
  CAS-BOT-BC39024  Arctostaphylos luciana Ernest C. Twisselmann 1956-2-18 2508 San Luis Obispo Santa Lucia Range, Klau Mine 304 Comment
  CAS-BOT-BC40110  Arctostaphylos morroensis Roman Gankin 1958-2-5 274 San Luis Obispo South end of Morro Bay Comment
  RSA252152  Arctostaphylos morroensis Gary D. Wallace 1974-11-23 1320 San Luis Obispo Along the road from Los Osos to Montana de Oro State Park. 67 Comment
  UC1309678  Arctostaphylos morroensis B. Bolt 1936-1-31 560 San Luis Obispo 3/4 mi se mouth of Osos Creek; Cayucos Quadrangle 30 Comment
  UC1309711  Arctostaphylos morroensis Beryl Schreiber 1938-10-7 2555 San Luis Obispo 1/2 mi n Hazard Canyon; Cayucos Quadrangle 76 Comment
  UCD52480  Arctostaphylos morroensis Roman Gankin 1958-2-5 271 San Luis Obispo South end of Morro Bay. Comment
  UCR67886  Arctostaphylos morroensis Mark Meredith 1984-1-21 21 San Luis Obispo central coast, 0.1 mi south of intersection of S Bay Blvd. and Turri Rd. 9 Comment
  CAS-BOT-BC40122  Arctostaphylos morroensis R. F. Hoover 1947-1-26 6600 San Luis Obispo Osos Valley, in sandy rolling country Comment
  UCSB27472  Arctostaphylos morroensis Havlik, Neil 1969-10-19 San Luis Obispo About two miles southwest of Los Osos 91 Comment
  RSA167586  Arctostaphylos obispoensis R. F. Thorne, Percy C. Everett 1963-6-7 32147 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway. 549 Comment
Read comments
Feb 8 2018
  SBBG118528  Arctostaphylos obispoensis E. Painter, M. Wetherwax 2001-2-22 SLO 179 San Luis Obispo base of Cerro Romualdo, near rd to Ft Merriam, on artificial berm; Camp San Luis Obispo 100 Comment
  CAS-BOT-BC39826  Arctostaphylos obispoensis R. F. Hoover 1947-1-18 6596 San Luis Obispo Steiner Creek Comment
  RSA252162  Arctostaphylos obispoensis Gary D. Wallace 1974-11-23 1319 San Luis Obispo Along Hwy 41 between Atascadero and Moro Bay, at mile post 6 mi from Moro Bay Santa Lucia Mountains 182 Comment
  RSA321240  Arctostaphylos obispoensis W. Wisura 1985-1-28 4029 San Luis Obispo Klau Mine, 0.6 mi S of Buena Vista Mine along Cypress Mountain Road, SW of Adelaida Comment
  RSA633450  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27623 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  HSC103811  Arctostaphylos osoensis G. Fred Hrusa 1995-6-20 12415 San Luis Obispo Hollister Peak; Large colony on SW-facing shoulder of Hollister Peak, immediately below last steep ascent to peak from S side. 375 Comment
  OBI5377  Arctostaphylos pechoensis Robert J. Rodin 1960-4-9 6498 San Luis Obispo On Pecho Ranch on coast 4 mi S of Morro Bay Comment
  OBI7343  Arctostaphylos pechoensis Mark Fresh 1976-3-2 19 San Luis Obispo Located 10.5 mi into See Cyn Comment
  UC1309683  Arctostaphylos pilosula H. C. Lee 1936-2-10 392 San Luis Obispo 1 1/4 mi n Indian Knob; Arroyo Grande Quadrangle 76 Comment
  UC1334936  Arctostaphylos pilosula Beryl Schreiber 1938-9-8 2561 A San Luis Obispo near Edna; Arroyo Grande Quadrangle, Canyon #1 60 Comment
  UCD53657  Arctostaphylos pilosula A. E. Wieslander 1935-6-9 550 San Luis Obispo American Canyon; La Panza Range. 1066 Comment
  OBI57752  Arctostaphylos pilosula David J. Keil, with Kathleen A. Keil 1998-5-26 27452 San Luis Obispo Los Padres National Forest, La Panza Mountains, Pine Mountain area. Forest Rd. 30S14 near border of Machesna Wilderness Area, NW of Castle Crags. Comment
  OBI60682  Arctostaphylos pilosula Lynne Dee Oyler 1990-10-4 2025 San Luis Obispo Avila Unocal Tank Farm below tank 638. Comment
  OBI66791  Arctostaphylos pilosula Austin P. Griffiths, Gaylord Jones, T. Gaskin, G. Ruggerone 1984-1-15 s.n. San Luis Obispo South Coast Ranges; along E ridge of path, South trail, Pozo Summit, N of first Pinus grove (Pinus sabiana). 853 Comment
  UC1276221  Arctostaphylos pilosula R. F. Hoover 1963-5-2 8553 San Luis Obispo summit of range e Pozo; La Panza Range Comment
  RSA654937  Arctostaphylos pilosula subsp. pilosula Austin P. Griffiths, G. Ruggerone, Gaylord Jones, T. Gaskin 1984-1-15 s.n. San Luis Obispo On South Trail, Pozo Summit. 854 Comment
  UC1276227  Arctostaphylos tomentosa subsp. tomentosa R. F. Hoover and P. V. Wells 1963-7-30 8589 San Luis Obispo ne side Los Osos Valley Comment
  CDA17693  Arctostaphylos wellsii A. Griffiths 1985-3-5 s.n. San Luis Obispo Central Coast; Ridge south of Native Sons Wholesale Nursery El Campo Rd, Nipomo Mesa. 0 Comment
  CAS-BOT-BC401712  Argemone munita subsp. munita R. F. Hoover 1947-5-10 7148 San Luis Obispo Cuyama Valley, east of river bridge on highway Comment
  OBI51168  Armeria maritima subsp. californica Jan Barber 1994-4-23 156 San Luis Obispo San Simeon State Park Comment
  CAS-BOT-BC47692  Armeria maritima subsp. californica Clare B. Hardham 1957-11-19 2756 San Luis Obispo Piedras Blancas Comment
  UC455807  Artemisia californica E. P. Unangst 1906-9-30 San Luis Obispo San Luis Obispo Comment
  OBI28599  Artemisia douglasiana John Jackman and Julie Truesdale, Julie Truesdale 1980-1 5 San Luis Obispo MacGillivary Ranch. Adelaida. Near ranch bldgs on the crk Comment
  UC1119553  Artemisia douglasiana F. H. Raymond 1930-7-6 101 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quadrangle Comment
  CDA10151  Artemisia douglasiana L. Julian, J. Dart 2000-11-7 34 San Luis Obispo Santa Margarita. Santa Margarita Ranch off of Pozo Road next to five mile bridge. Alongside Rinconada creek. Comment
  UC2027029  Artemisia dracunculus Greg Wilvert with Cedrick Villasenor and Ben Carter 2005-9-15 522 San Luis Obispo Southeast Half of the Caliente Range. Next to Semper Spring Comment
  CAS-BOT-BC90613  Artemisia dracunculus Alice Eastwood 1906-6-13 s.n. San Luis Obispo Santa Maria river bed, Santa Maria Comment
  UC1284980  Artemisia tridentata subsp. tridentata R. F. Hoover 1946-11-17 6561 San Luis Obispo at highway bridge just below Gypsum Canyon; Cuyama River Comment
  UC1953182  Arthrocnemum subterminale David Keil 2009-5-1 30601 San Luis Obispo Morro Bay State Park. Eastern fringe of Morro Bay salt marsh along South Bay Blvd, opposite trailhead parking area (for old cement plant). Sea Level. Comment
  OBI7864  Asclepias californica Jane Beckman 1976-5-8 42 San Luis Obispo On the road that leads from Mt Abel to hwy 33 about 3 mi from hwy 33 457 Comment
Read comments
Sep 18 2014
  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
  SBBG93149  Asclepias fascicularis S. A. Junak 1990-7-26 4423 San Luis Obispo N slope of W Cuesta Ridge in Cuesta Ridge Botanical Area ca. 0.4 mi NW of Pk 2478, just S of mine site along abandoned mine rd which intersects W Cuesta Ridge Rd ca. 4 mi W of Hwy 101 658 Comment
  UCR118346  Aster radulinus George K. Helmkamp, E. A. Helmkamp 2000-9-2 5972 San Luis Obispo Central Coast Range, Irish Hills, Prefumo Canyon, 2.2 mi west of Los Osos Valley Road 137 Comment
  CAS-BOT-BC177482  Astragalus asymmetricus Ernest C. Twisselmann 1952-6-21 301 San Luis Obispo Twisselmann Ranch, 7 miles south of Cholame 640 Comment
  SBBG108011  Astragalus asymmetricus C. B. Hardham 1959-5-6 4409 San Luis Obispo jct of Nacimiento Dam Rd and Bradley-Pleyto rd Comment
  CAS-BOT-BC177716  Astragalus crotalariae R. W. S. s.n. San Luis Obispo Morro Road Comment
  CAS-BOT-BC177796  Astragalus curtipes Lewis S. Rose 1934-3-27 34106 San Luis Obispo San Luis Obispo Comment
  OBI27147  Astragalus curtipes Thomas Burrows 1980-4-13 8 San Luis Obispo Reservoir Cyn 152 Comment
  OBI50575  Astragalus curtipes Jan Barber, Sue Weis 1993-6-16 11 San Luis Obispo In grazed area W of Laguna Lake Park in San Luis Obispo Comment
  SBBG109645  Astragalus curtipes C. B. Hardham 1958-2-13 2835 San Luis Obispo Cambria Comment
  CAS-BOT-BC177788  Astragalus curtipes Clare B. Hardham 1958-3-22 2914 San Luis Obispo Steiner Creek, near San Luis Obispo Comment
  CAS-BOT-BC182353  Astragalus didymocarpus var. didymocarpus Grant 1903-5-1 5422 (5402?) San Luis Obispo Paso Robles Comment
  OBI64472  Astragalus didymocarpus var. didymocarpus David J. Keil 2001-5-10 29438 San Luis Obispo Bitterwater Road, 12.3 road miles north from Highway 58 Comment
  UC1128772  Astragalus didymocarpus var. milesianus N. K. Carlson 1936-3-28 254 San Luis Obispo 0.9 mi ne Atascadero; San Luis Obispo Quad., ne of Atascadero 381 Comment
  UC168404  Astragalus didymocarpus var. milesianus Marcus E. Jones, A. M. May 1882 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC182889  Astragalus douglasii Ernest C. Twisselmann 1954-4-29 1119 San Luis Obispo Summit of Palo Prieta Pass 640 Comment
  CAS-BOT-BC182903  Astragalus douglasii R. F. Hoover 1947-4-20 6985 San Luis Obispo Near El Dorado School 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
  OBI13360  Astragalus douglasii var. douglasii Robert F. Hoover 1948-4-12 7437 San Luis Obispo Cottonwood Pass (foothills on W side of) Comment
  LA204957  Astragalus douglasii var. douglasii Lewis S. Rose; 1936-5-8 36261 San Luis Obispo 8 mi. E of La Panza 670 Comment
  CAS-BOT-BC178235  Astragalus gambelianus R. F. Hoover 1952-5-6 8151 San Luis Obispo East of Atascadero on Creston Road, just east of pump station. Comment
  CAS-BOT-BC178242  Astragalus gambelianus Ira L. Wiggins 1929-4-13 3451 San Luis Obispo North end of Cuesta Grade. Comment
  SEINET898185  Astragalus lentiginosus Leslie Freeman 1963-1 172 San Luis Obispo About 1 mi southwest of Seaback Ranch headquarders. Caliente Mt. Drainage Area: Soda Lake. Comment
  CAS-BOT-BC187218  Astragalus lentiginosus var. idriensis Ernest C. Twisselmann 1955-5-12 1970 San Luis Obispo Summit of Horseshoe Canyon, Temblor Mountains 1127 Comment
  CAS-BOT-BC178100  Astragalus lentiginosus var. nigricalycis Eben McMillan 1957-4-7 3330 C San Luis Obispo Al Stone Camp, near Painted Rock, southeastern San Luis Obispo 670 Comment
  OBI13337  Astragalus lentiginosus var. nigricalycis Robert F. Hoover 1967-4-16 10460 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  CAS-BOT-BC187550  Astragalus macrodon Clare B. Hardham 1959-5-20 4576 San Luis Obispo North of Nacimiento Dam Comment
  OBI79958  Astragalus nuttallii David J. Keil 2013-9-3 32006 San Luis Obispo Morro Bay State Park. Canet Trail east of Live Oak Trail 60 Comment
  SBBG68237  Astragalus nuttallii R. Hoffmann 1930-4-18 San Luis Obispo Arroyo Grande Comment
  SFV1787  Astragalus nuttallii J. M. Tucker, R. Gankin 1963-4-10 3670 San Luis Obispo About 7 miles from Morro Bay on U. S. Highway 466. Comment
  UCD105128  Astragalus nuttallii Rimo Bacigalupi; L. R. Heckard 1963-4-21 8844 San Luis Obispo San Luis Obispo County: Lion Rock, between Crowbar Canyon and Diable Canyon, ca. 6.5 miles n.w. of Point San Luis. 22 Comment
  CAS-BOT-BC186518  Astragalus nuttallii var. nuttallii David D. Keck 1933-5-4 2181 San Luis Obispo Cambria Comment
  CAS-BOT-BC186558  Astragalus nuttallii var. nuttallii Alice Eastwood 1926-4-29 13669 San Luis Obispo Cambria Comment
  OBI13322  Astragalus nuttallii var. nuttallii Carl B. Wolf 1941-7-11 10985 San Luis Obispo Along coast about 1 mi N of Cambria 15 Comment
  CAS-BOT-BC194114  Astragalus pomonensis R. F. Hoover 1964-6-6 8969 San Luis Obispo Los Osos Comment
  UCR160141  Astragalus trichopodus George K. Helmkamp, E. A. Helmkamp 2005-6-9 9562 A San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 5.4 mi northeast of Huasna Township Road. 256 Comment
  SEINET3840859  Atriplex argentea var. mohavensis G. F. Hrusa, T. D. Wilfred 2000-9-29 15688 San Luis Obispo South end of Carrizo Plain, approximately 3 miles north of highway 166, low, spreading subshrub, near roadside on Soda Lake road 790 Comment
  UCR39000  Atriplex californica David J. Keil 1983-11-19 18059 San Luis Obispo Central Coast, Fringes of salt marsh around Shark Inlet at southern end of Morro Bay in lee of sand spit 1 Comment
  RSA164044  Atriplex canescens E. C. Twisselmann 1963-12-13 9702 San Luis Obispo Dorothy Twisselmann Ranch. (Plants of the Temblor Range and Western San Joaquin Valley.) 671 Comment
  CAS-BOT-BC172628  Atriplex coronata R. F. Hoover 1952-5-25 8237 San Luis Obispo South end of Soda Lake, Carrizo Plain Comment
  OBI17330  Atriplex coronata Robert F. Hoover 1949-5-29 7735 San Luis Obispo Cottonwood Pass near foot of grade on W side Comment
  SBBG132567  Atriplex coronata D. Keil 2010-6-1 30837 San Luis Obispo S of Belmont Trail, E of where drainage crosses rd between Delray Rd and Cochise Rd, Carrizo Plain 590 Comment
  CAS-BOT-BC172631  Atriplex coronata Ernest C. Twisselmann 1969-8-23 15932 San Luis Obispo Sag pond on the San Andreas Fault, hills at the head of Choice Valley 685 Comment
  CAS-BOT-BC169163  Atriplex lentiformis R. F. Hoover 1946-9-14 6391 San Luis Obispo Shandon Comment
  OBI17285  Atriplex polycarpa Robert F. Hoover 1946-9-14 6392 San Luis Obispo Shandon Comment
  RSA43050  Atriplex polycarpa Robert F. Hoover 1946-10-19 6504 San Luis Obispo San Juan River, La Panza District. Comment
  OBI77929  Atriplex prostrata David J. Keil 1982-6-26 16214 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  OBI17274  Atriplex spinifera Robert F. Hoover 1966-3-30 9758 San Luis Obispo West side of Soda Lake, Carrizo plain Comment
  LA204689  Atriplex spinifera Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9462 San Luis Obispo Corrizo [Carrizo] Plain between Simmler and Soda Lake Comment
Read comments
Sep 21 2013
  SJSU3381  Atriplex spinifera C. W. Sharsmith 1962-4-21 6851 San Luis Obispo lower reaches of Recruit Canyon near Crocker Peak; Temblor Range Comment
  OBI79801  Atriplex suberecta David J. Keil 2012-7-14 31404 San Luis Obispo Pismo Beach. Vacant lot on south side of Dolliver Street between Pismo Ave. & Hollister Ave. 12 Comment
  CDA26812  Avena barbata Beth Waterbury 1983-4-8 82 San Luis Obispo Cal Poly San Luis Obispo campus, 1 miles up Poly Canyon, growing on gentle south slope. 0 Comment
  OBI75497  Avena barbata Jenner Whitt 2003-4-21 64 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 Comment
  SEINET2444729  Avena barbata Steven A. Junak, Tina J. Ayers 1989-4-12 3945 San Luis Obispo Cuesta Ridge. Along N side of man road (USFS Road # 29s11.3) at intersection with road to W end of Pick and Shovel Mine, about 4.4 miles W of Highway 101.; 0 762 Comment
  SEINET3919705  Avena fatua D. Cann 2002-5-4 560 San Luis Obispo Hillside behind 1955 Olive St., Paso Robles.; 0 244 Comment
  SEINET6188360  Azolla filiculoides Eric Wise 1981-9-17 1156 San Luis Obispo Salinas River at Hwy 58 Comment
  RSA418222  Baccharis douglasii Thekla Mohr 1911-07 1931 San Luis Obispo San Luis Obispo. Comment
  OBI38223  Baccharis glutinosa Eric Wise 1981-9-29 1274 San Luis Obispo Oso Flaco Lake Comment
  OBI65978  Baccharis glutinosa Wendy Thackery, Stacey Smith and Paul Corsi 2003-8-6 53 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on Hwy 1.Below Hollister Peak off Canet rd S of hwy 1 87 Comment
  SBBG112700  Baccharis glutinosa C. B. Hardham 1956-11-13 1524 San Luis Obispo near Toro Crk outlet Comment
  OBI4809  Baccharis pilularis Mike Wemp 1972-3-29 8 San Luis Obispo About 1/2 mi NW of Montana de Oro State Park Campground 61 Comment
  OBI80754  Baccharis pilularis David J. Keil 1992-10-19 23862 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. Area near main park entrance 170 Comment
  CAS-BOT-BC99752  Baccharis salicifolia Ernest C. Twisselmann 1954-3-26 948 San Luis Obispo Chris Twisselmann Ranch: 6 miles southeast of Cholame 579 Comment
  CAS-BOT-BC16613  Barbarea orthoceras R. F. Hoover 1947-3-29 6810 San Luis Obispo Calf Canyon. Comment
  RSA613755  Barbarea verna George K. Helmkamp, E. A. Helmkamp 1997-3-8 1435 San Luis Obispo NE of Los Osos Valley Road on Turri Road. 30 Comment
  SBBG130677  Bassia hyssopifolia D. J. Keil 2012-7-18 31413 San Luis Obispo Grover Beach, Hwy 1, ca. 0.3 mi N of Grand Ave. roadside zone in area with Mobile home park to W and railroad tracks to E 6 Comment
  OBI56304  Bellis perennis David J. Keil 1998-10-27 s.n. San Luis Obispo Los Osos. Sea Pines Golf Course Comment
  SEINET12090858  Berberis dictyota R. Gankin, Hildreth, W. R. 1967-1 1130 a San Luis Obispo 0.7 mi SW from Noyes Road on State Route 227, Arroyo Grande Comment
  OBI20549  Berberis pinnata subsp. pinnata Neil Havlik 1968-4-4 131 San Luis Obispo In Stenner Crk Cyn, 1.3 mi from hwy 1, north of SLO. Comment
  UCR38868  Bergia texana David J. Keil 1983-10-21 17978 San Luis Obispo Hwy 229 on Lasma property, south of Creston. E banks of Middle Branch of Huerhuero Creek 375 Comment
  IRVC29307  Bidens pilosa var. pilosa G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8835 San Luis Obispo Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek Central Coast 136 Comment
  JEPS10147  Blennosperma nanum var. nanum W. L. Jepson 1932-4-3 16206 San Luis Obispo about 4 mi s Simmler; Carrizo Plain 579 Comment
  OBI16925  Blepharizonia laxa Robert F. Hoover 1966-10-8 10149 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  OBI16926  Blepharizonia laxa Robert F. Hoover 1966-10-8 10149 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  RSA586520  Blepharizonia laxa F. Johnson 1993-10-15 s.n. San Luis Obispo Sulphur Spring Rd. in middle of Area R Comment
  SEINET2444513  Bloomeria crocea Eric Luning 2003-4-15 1 San Luis Obispo Reservoir Canyon Trail.; 0 Comment
  OBI80224  Bloomeria crocea David J. Keil 1988-6-25 20814 San Luis Obispo Higuera Street, south of San Luis Obispo just east of bridge over SLO creek. Comment
  CAS-BOT-BC482127  Bloomeria crocea var. aurea Alice Eastwood 1926-5-5 13895 San Luis Obispo Cholame Comment
  CAS-BOT-BC478925  Bloomeria crocea var. crocea R. F. Hoover 1956-4-26 8370 San Luis Obispo West base of Mt. Bishop near San Luis Obispo Comment
  CAS-BOT-BC478930  Bloomeria crocea var. crocea David D. Keck 1934-4-26 2806 San Luis Obispo 8 mi. W. of Simmler, western edge of Carrizo Plains, on road to La Panza Comment
  UC1296357  Bloomeria humilis R. F. Hoover 1955-6-14 8357 San Luis Obispo 2 mi. n. Arroyo de la Cruz (on State Hwy. 1) Comment
  CAS-BOT-BC478851  Bloomeria humilis R. F. Hoover 1955-6-14 8357 San Luis Obispo 2 miles north of Arroyo de la Cruz on State highway 1 Comment
  RSA41190  Boisduvalia cleistogama Robert F. Hoover 1939-5-4 4078 San Luis Obispo 4 miles from Paso Robles on Estrella road Comment
  RSA43090  Boisduvalia glabella Robert F. Hoover 1947-4-26 7096 San Luis Obispo 1 mile east of Creston on Shandon road Comment
  CAS-BOT-BC31046  Bolboschoenus maritimus Ernest C. Twisselmann 1969-11-4 16328 San Luis Obispo Twisselmann Lake, San Andreas Fault at the summit of Palo Prieta Canyon. Comment
  OBI59259  Bolboschoenus maritimus subsp. paludosus David J. Keil, with Lawrence M. Kelly, Kathryn Bay, and Frieda Wertman 1988-11-12 21197 San Luis Obispo Phoenix Creek inlet of Lopez Lake. 168 Comment
  UCSB70667  Bowlesia incana Magney, David 1998-4-22 San Luis Obispo Outer South Coast Ranges, La Panza Range, Shell Creek; NE of intersection of State Route 58 & Shell Creek Road 419 Comment
  OBI29569  Brassica rapa Melissa Luckow 1981-6-25 686 San Luis Obispo N of San Simeon Beach Comment
  OBI79153  Brassica tournefortii David J. Keil 2011-11-5 31143 San Luis Obispo Oceano. Beach Street at railroad crossing, south side of street 8 Comment
  SBBG111575  Brickellia californica C. B. Hardham 1957-8-30 2527 San Luis Obispo Cuesta Comment
  UC30698  Brickellia californica Mrs. Blochman 1893-1-1 San Luis Obispo Comment
  CAS-BOT-BC100591  Brickellia nevinii R. F. Hoover 1952-9-9 8331 San Luis Obispo Caliente Mt. Comment
  UC1873046  Briza maxima David Keil 2001-5-10 29449 San Luis Obispo Highway 58, 7.3 mi W of Shell Creek Road Comment
  UC1296351  Brodiaea terrestris subsp. terrestris R. F. Hoover 1964-6-13 9100 San Luis Obispo just n Arroyo de la Cruz; Point Sierra Nevada Comment
  OBI22434  Bromus arenarius Eben McMillan 1952-5-2 88 San Luis Obispo Choice Valley 1 mi S, 8 mis E of Shandon Comment
  OBI28958  Bromus arenarius David J. Keil, Melissa Luckow, Richared A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14565 San Luis Obispo Jctn of Shell Crk rd and Calif hwy 58 S of Shandon Comment
  OBI64854  Bromus carinatus David J. Keil 2001-5-3 29395 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Vicinity of 35.32831 deg. N x 120.75811 deg. W 37 Comment
  CDA43313  Bromus catharticus David J. Keil 2010-6-4 30851 San Luis Obispo Morro Bay State Park. Vicinity of Quarry Trail trailhead parking area. Comment
  UCR132058  Bromus catharticus George K. Helmkamp 2003-7-31 8058 San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  CAS-BOT-BC156179  Bromus catharticus Ernest C. Twisselmann 1959-11-2 5857 San Luis Obispo Santa Maria Valley. Nipomo Road, 3 miles northeast of Guadalupe. 24 Comment
  OBI80034  Bromus diandrus David J. Keil, with Lynne Dee Althouse 2002-5-2 29867 San Luis Obispo Santa Margarita Ranch Comment
  POM182767  Bromus diandrus I. J. Condit 1910-5-14 s.n. San Luis Obispo Osos Valley Sand Hills near Morro Bay Comment
  SBBG18116  Bromus hordeaceus C. B. Hardham 1961-5-12 7080 San Luis Obispo Ocean View Mine, N of Cambria 762 Comment
  UCR91709  Bromus hordeaceus subsp. molliformis George K. Helmkamp 1996-5-24 1026 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
  OBI3205  Bromus japonicus Larry E. Brown 1970-4-12 1775 San Luis Obispo In Tassajara Cyn ner Santa Margarita Comment
  OBI65891  Bromus laevipes D. R. Miller 1994-5-13 594 -357 San Luis Obispo Pine Mt Region. Along Coles Rd in Marmolejo Crk drainage 800 Comment
  UC1131194  Bromus madritensis subsp. rubens C. M. Belshaw 1936-3-18 1644 A San Luis Obispo 2.9 mi ssw of Adam's Ranch 274 Comment
  RSA0028085  Bromus rubens Greg Wilvert 2005-4-6 188 San Luis Obispo S end of Horse Canyon, 4.3 kilometers N of New Cuyama. 655 Comment
  UCR38140  Cakile maritima A. C. Sanders, K. Berg 1985-3-3 5394 San Luis Obispo Central Coast, Oso Flaco Lake, south of Oceano, at end of Oso Flaco Lake Road 3 Comment
  CAS-BOT-BC185138  Calamagrostis nutkaensis R. F. Hoover 1947-7-26 7331 San Luis Obispo Near Piedras Blancas Point (just north of) at head of small ravine about 0.5 mile from ocean. Comment
  UC1100201  Calamagrostis nutkaensis Malcolm A. Nobs and S. Galen Smith 1949-6-23 857 San Luis Obispo 4 mi s Arroyo Grande (bog near Hwy 1) Comment
  UCD57735  Calamagrostis rubescens Collector unknown 1953-10-26 San Luis Obispo San Luis Obispo County. Comment
  OBI51286  Calandrinia ciliata Jan Barber 1994-3-21 99 San Luis Obispo San Simeon State Park; around Washburn Campground Comment
  JEPS26369  Calendula officinalis Ernest C. Twisselmann 1959-5-23 5260 San Luis Obispo mouth of Toro Creek near Cayucos Cemetery; Mouth of Toro Creek 9 Comment
  UCD123507  Callitriche longipedunculata Robert 'Roy' J. van de Hoek 1995-3-26 229 San Luis Obispo San Luis Obispo County: Carrizo Plain; Caliente Range about 2 miles south of the Travers House of Soda Lake Road. 850 Comment
  OBI57237  Callitriche marginata David J. Keil 1998-5-6 27109 San Luis Obispo NE of Paso Robles. 0.3 mi N of junction with Tower Rd. on Jardire Rd. Rivendell Arabian horse farm. Comment
  SBBG104376  Callitriche trochlearis M. D. Proctor, E. A. Young 1993-3-19 ROB 267 San Luis Obispo ca. 0.5 km N of Bee Rock Rd on East Perimeter Rd; Camp Roberts Comment
  UCSB51169  Callitriche trochlearis Ferren, Wayne 1984-2-29 San Luis Obispo proposed nature reserve, upper campground area; San Simeon State Beach Comment
  CHSC13616  Calocedrus decurrens Patricia Haberkern 1974-4-9 10 San Luis Obispo Scarce in Cerro Alto Campground, Los Padres National Forest. 7.1 mi. w Atascadero on Hwy 41. 542 Comment
  CDA15609  Calochortus albus G. F. Hrusa 1993-5-2 11034 San Luis Obispo Reservoir Canyon. Comment
  OBI67159  Calochortus argillosus M. Wetherwax & E. L. Painter, N. Havlik 2003-5-29 SLO- 340 San Luis Obispo Camp San Luis Obispo. Between bog thistle exclosure and Chorro Creek, both sides of road. 220 Comment
  OBI70155  Calochortus clavatus Bernard Miossi 1939-6-18 102 San Luis Obispo Collected on E facing slope of hills 1 mi N of Morro-Atascadero rd from a point 5 mi from hwy 1 183 Comment
  UCSB57242  Calochortus clavatus Penkala, B.; Callaway, R. 1987-6-19 San Luis Obispo About 100 yards north of Hampton Canyon riverbed, 1/8 mile from its junction with Reservoir Canyon, north of San Luis Obispo off Hwy. 101 268 Comment
  SBBG18195  Calochortus luteus C. B. Hardham 1960-6-17 6297 San Luis Obispo Cambria Comment
  CAS-BOT-BC492536  Calochortus luteus Clare B. Hardham 1956-5-30 789 San Luis Obispo Plants of the Santa Luica Mountains, Vitamin D Ranch Comment
  OBI44868  Calochortus obispoensis David J. Keil 1979-7-1 13124 San Luis Obispo Ridge between Prefumo and See Cyns, about 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  OBI51770  Calochortus obispoensis R. Mike Arens 1994-6-10 100 San Luis Obispo Calif Polytechnic State Univ campus 244 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
  CAS-BOT-BC132510  Calochortus simulans R. F. Hoover 1964-5-11 8773 San Luis Obispo Road to Hi Mt. from Pozo - Arroyo Grande summit Comment
  CAS-BOT-BC271534  Calycadenia truncata subsp. truncata R. F. Hoover 1950-6-21 8002 San Luis Obispo Between rocky Butte and Pine Mt., Santa Lucia Mts. Comment
  OBI75508  Calyptridium monandrum Jenner Whitt 2003-4-14 49 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  UC1123595  Calystegia longipes E. Armstrong 1934-4-1 1150 San Luis Obispo 5 mi w Pozo; Pozo Quad., w of Pozo Comment
  OBI45433  Calystegia macrostegia subsp. cyclostegia David J. Keil, Malcolm McLeod, and Calif Native Plant Society Rare Plant Committee 1983-5-1 16965 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos. Comment
  OBI7672  Calystegia macrostegia subsp. cyclostegia Christian Smith 1974-4-14 s.n. San Luis Obispo Poly Canyon Comment
  RSA535047  Calystegia macrostegia subsp. cyclostegia D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1948 San Luis Obispo 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical area, along road. Comment
  OBI33310  Calystegia malacophylla Neil Havlik 1967-4-16 326 -6 San Luis Obispo 2 mi E of Navajo Campground, La Panza district, Los Padres Natl Forest Comment
  SBBG104835  Calystegia malacophylla subsp. pedicellata F. L. Johnson, E. A. Young 1993-5-24 ROB 562 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SEINET7126021  Calystegia purpurata subsp. purpurata J. M. Johnson Unknown 174 San Luis Obispo Los Padres National Forest, 15 miles east of Santa Margartita, Frazer Canyon, Pozo Creek Comment
  OBI15290  Calystegia soldanella R. F. Hoover 1967-9-15 10869 San Luis Obispo Dunes south of Oso Flaco Lake Comment
  OBI81156  Calystegia subacaulis Jason Dart 2009-4-20 328 San Luis Obispo Old Creek Road, 0.25 mile south of State Highway 46. 384 Comment
  OBI81329  Calystegia subacaulis David J. Keil, Janet Haden 1988-5-24 20681 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
  CDA34288  Calystegia subacaulis subsp. episcopalis David J. Keil 2001-5-3 29397 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  SBBG118542  Calystegia subacaulis subsp. episcopalis E. Painter, M. Wetherwax, D. Keil 2000-4-20 SLO 69 a San Luis Obispo S base of large serpentine outcrop, W of Chorro Reservoir, and on slope below; Camp San Luis Obispo 200 Comment
  OBI62694  Calystegia subacaulis subsp. episcopalis LynneDee Althouse, Jason Dart 2003-5-6 D 175 San Luis Obispo Santa Margarita Ranch, under powerlines 0.33 mi SW of Yerba Buena Crk (Miller Flat) 381 Comment
  UC456014  Calystegia subacaulis subsp. episcopalis I. J. Condit June, 1908 San Luis Obispo San Luis Obispo C. P. S. grounds (California Polytechnic School) (C. P. S. grounds) Comment
  POM147880  Camissonia boothii subsp. decorticans J. B. Feudge 1927-6-30 1720 San Luis Obispo Paso Robles. 229 Comment
  RSA115609  Camissonia californica E. C. Twisselmann 1955-5-18 1996 San Luis Obispo San Juan River Valley, 8.6 miles south of Shandon 427 Comment
  SD114006  Camissonia campestris Darley F. Howe 1967-8-14 4375 San Luis Obispo 6.0 miles above Koutzahn Park, Lopes Canyon. 274 Comment
  RSA454015  Camissonia cheiranthifolia subsp. cheiranthifolia Thekla Mohr 1911-1 2715 San Luis Obispo San Luis Obispo. Comment
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Dec 14 2019
  UCR160753  Camissonia contorta George K. Helmkamp, E. A. Helmkamp 2005-6-7 9556 San Luis Obispo Outer South Coast Ranges, along Arroyo Grande to Huasna Road [beyond Huasna], 2.1 miles ENE of Huasna Township Road 253 Comment
  UC1186555  Camissonia contorta E. G. Linsley and J. W. MacSwain 1959-4-27 59 -82 San Luis Obispo 4.5 mi e Santa Margarita Comment
  RSA682346  Camissonia hirtella Scott D. White, Ken McDonald 2001-5-9 8502 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  OBI58531  Camissonia ignota David J. Keil 1998-4-9 26616 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  UC1122191  Camissonia strigulosa C. M. Belshaw 1936-3-17 1602 San Luis Obispo 2 mi sse Nipomo (Plot 1); Nipomo Quadrangle 76 Comment
  RSA17805  Camissonia strigulosa Carl B. Wolf 1929-4-15 3567 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  CAS-BOT-BC160291  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Alice Eastwood 1927-4-7 14258 San Luis Obispo Morro, San Luis Obispo Comment
  SBBG81901  Camissoniopsis cheiranthifolia subsp. cheiranthifolia C. F. Smith 1958-8-2 5839 San Luis Obispo Dune Lakes, ca. 3 mi S of Oceano Comment
  CAS-BOT-BC160318  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Mary Page Ingalls 1912-7-1 s.n. San Luis Obispo Haynes ranch, San Luis Obispo 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
  JEPS31770  Camissoniopsis ignota W. L. Jepson 1927-5-30 12159 San Luis Obispo Cuyama Valley 457 Comment
  RSA0042394  Camissoniopsis intermedia LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6526 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
  OBI23337  Camissoniopsis micrantha J. T. Arnold 1965-5-3 84 San Luis Obispo 1.5 mi W of Los Osos Comment
  UC1186554  Camissoniopsis micrantha E. G. Linsley and J. W. MacSwain 1954-4-28 59 -84 San Luis Obispo 3 mi e Santa Margarita ((quarry site)) Comment
  RSA709393  Capsella bursa-pastoris George K. Helmkamp 2004-2-6 8246 San Luis Obispo Central Coast: Oso Flaco Lake Road, 0.5 mile E of the lake. 9 Comment
  HSC64067  Capsella bursa-pastoris J. P. Smith 1973-3-21 5902 San Luis Obispo 10 mi. E of Atascadero on Hwy. 41 335 Comment
  POM97521  Cardamine californica var. integrifolia P. A. Munz 1926-4-9 10212 San Luis Obispo Willow Creek Road, 10 miles southwest of Paso Robles Comment
  OBI51342  Cardamine oligosperma Jan Barber 1994-3-22 117 San Luis Obispo San Simeon State Park; next to trl coming up out of S drainage in main stand of Monterey pine forest Comment
  OBI66930  Carduus pycnocephalus David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29562 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
  OBI17524  Carduus pycnocephalus Lynne Dee Althouse 1977-5-22 82 San Luis Obispo Wofle's horse ranch, N of San Luis High School 122 Comment
  OBI7746  Carduus pycnocephalus B. Sullivan 1976-4-25 56 San Luis Obispo In See cyn Comment
  UC1276304  Carduus pycnocephalus subsp. pycnocephalus R. F. Hoover 1964-5-14 8870 San Luis Obispo See Canyon Comment
  SBBG109655  Carex barbarae C. B. Hardham 1958-9-2 3918 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  OBI56988  Carex barbarae David J. Keil 1995-5-23 25208 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  UCD77476  Carex brevicaulis Robert E. Preston 2000-4-10 1329 San Luis Obispo San Luis Obispo County: Ca. 3 mi n of Point Piedras Blancas, 0.1 mi s of Arroyo de la Cruz, on roadcut. 15 Comment
  CAS-BOT-BC20410  Carex globosa Clare B. Hardham 1960-6-17 6162 San Luis Obispo Santa Lucia Mountain. Chris Flood Sargent Cypress forest, Head waters of San Carpoforo Creek. Comment
  OBI45095  Carex obispoensis David J. Keil, Jepson Herbarium Grp 1987-4-11 s.n. San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  SEINET7468102 Image available Carex obispoensis M. J. Waterway, M. J. Lechowicz 1984-4-28 3076 San Luis Obispo Sana Lucia Mts; 2 mi. NW of Cuesta Pass near TV transmitter tower. 800 Comment
  OBI6404  Carex obispoensis Merlyne Prescott 1969-5-2 228 San Luis Obispo Found on TV Tower Rd Comment
  OBI66165  Carex obispoensis D. R. Miller 2002-6-7 602 /757 San Luis Obispo Pine Mt Region. Grwoing at Cowboy camp area Pico crk, Pico crk drainage 600 Comment
  OBI80118  Carex obnupta David J. Keil 2012-7-26 31480 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 2 Comment
  CAS-BOT-BC118548  Carex praegracilis Alice Eastwood; John Thomas Howell 1936-5-6 2231 San Luis Obispo Moro sands Comment
  OBI5580  Carex praegracilis Sharon Jochums 1974-4-28 184 San Luis Obispo Just N of Piedras Blancas Comment
  CAS-BOT-BC117634  Carex serratodens R. F. Hoover 1946-6-30 6210 San Luis Obispo Rinconada Mine between Santa Margarita and Pozo. Comment
  JEPS27025  Carex serratodens Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-10 7407 San Luis Obispo swamp on ne flank of Cypress Mtn., headwaters of Las Tablas Creek Cypress Mtn., Las Tablas Creek 731 Comment
  SBBG109619  Carex spissa C. B. Hardham 1957-3-14 1673 San Luis Obispo headwaters of Old Crk Comment
  OBI22659  Carex spissa Robert F. Hoover 1947-1 San Luis Obispo Comment
  SBBG17430  Carex spissa C. B. Hardham 1960-6-1 6005 San Luis Obispo Little Burnett Crk 609 Comment
  CAS-BOT-BC116842  Carex subbracteata var. subbracteata Alice Eastwood; John Thomas Howell 1936-5-6 2284 San Luis Obispo Between Templeton and Cayucos. Comment
  OBI22636  Carex tumulicola Robert F. Hoover 1964-6-7 8989 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  UC1136605  Carpobrotus chilensis H. C. Lee 1936-4-13 562 San Luis Obispo 1 mi s of Oso Flaco Lake 30 Comment
  SD67306  Carthamus lanatus Darley F. Howe 1967-8-14 4374 San Luis Obispo Arroyo Grande Comment
  CDA6954  Carthamus lanatus Weir, Fetters 1937-9-9 San Luis Obispo 0 Comment
  JEPS13106  Castilleja Rimo Bacigalupi with R. S. Ferris, R. W. Holm, Dr. and Mrs. R. M. Page 1953-7-24 4321 San Luis Obispo about 5 mi s Oceano (nw of (beyond) Oso Flaco Lake, immediately back of ocena beach) Comment
  OBI9687  Castilleja affinis Aart C. DeVos 1963-3-31 47 San Luis Obispo Poly cyn, N slope Comment
  SBBG25515  Castilleja affinis J. Patman 1963-4-13 1116 San Luis Obispo just S of Oceano 6 Comment
  OBI8039  Castilleja affinis Kurt R. Neisess 1976-2-7 s.n. San Luis Obispo Along hwy 1, near where it crosses Redwood Gulch, N of San Simeon 305 Comment
  RSA18222  Castilleja affinis Carl B. Wolf 1929-4-16 3628 San Luis Obispo 6 mi no Morro Bay. Comment
  UCR115787  Castilleja affinis subsp. affinis George K. Helmkamp, E. A. Helmkamp 2000-4-19 5375 San Luis Obispo Central Coast, Irish Hills, See Canyon at Pippin Lane, about 1.5 mi north of San Luis Bay Dr. 76 Comment
  JEPS73906  Castilleja affinis subsp. affinis L. R. Heckard 1974-5-21 3722 San Luis Obispo 3 mi s San Carpojo Creek Comment
  SBBG25031  Castilleja affinis subsp. affinis D. Myrick 1966-3-23 1299 San Luis Obispo just back of ocean bluff at Arroyo de la Cruz, ca. 6 mi N of San Simeon Comment
  SBBG25037  Castilleja affinis subsp. affinis D. Myrick 1966-3-23 1300 San Luis Obispo just back of ocean bluff at Arroyo de la Cruz, ca. 6 mi N of San Simeon Comment
  OBI58884  Castilleja attenuata David J. Keil, with Clare Hardham and Julie McCulloch 1998-4-17 26791 San Luis Obispo South of Creston on ____ Road at McColloch property, with O'Donnovan Road; 1 mile N of Hwy 58. Comment
  OBI73350  Castilleja brevistyla David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30695 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58 Comment
  OBI31210  Castilleja densiflora subsp. obispoensis Julie M. Vanderwier 1978-5-18 30 San Luis Obispo Indian Knob Tar Sands Comment
  UC454836  Castilleja densiflora subsp. obispoensis E. P. Unangst 1908-4-12 San Luis Obispo Perfumo Canyon Comment
  JEPS4347  Castilleja densiflora subsp. obispoensis Rimo Bacigalupi and Alex Hawkes 1951-4-26 3287 San Luis Obispo just s Cambria Pines Inn (air landing strip, Cambria); Cambria Comment
  OBI69477  Castilleja densiflora subsp. obispoensis Peter Waldburger, Amy Millan, Jody Olson 2005-4-14 s.n. San Luis Obispo Camp San Luis Obispo: Range C. UTM E 707888 N 3913498. Site F Comment
  OBI31208  Castilleja exserta Julie M. Vanderwier 1978-5-18 38 San Luis Obispo Indian Knob Tar Sands Comment
  OBI9346  Castilleja exserta Robert F. Hoover 1950-5-5 7871 San Luis Obispo S end of Morro Bay near Sharks Inlet Comment
  UC1063452  Castilleja exserta N. K. Carlson 1936-3-19 168 San Luis Obispo 0.9 mi se Callender; Arroyo Grande Quad. 45 Comment
  OBI31357  Castilleja exserta Joy Nishida, Robert Allen 1982-4-10 235 San Luis Obispo American Cyn, across stream from American Cyn campground Comment
  OBI39351  Castilleja exserta David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18732 San Luis Obispo 12.6 mi from Calif Rte 1 on San Simeon Crk Rd between Pine Mtn and Rocky Butte 869 Comment
  UCSB12097  Castilleja exserta subsp. exserta Breedlove, Dennis 1962-3-29 San Luis Obispo at the western edge of the Carrizo Plain; about 6 miles south by southwest of Simmler 701 Comment
  UC454823  Castilleja foliolosa I. J. Condit 1910-4-16 San Luis Obispo Upper Chorro Creek Comment
  RSA63024  Castilleja mollis L. S. Rose 1950-5-13 50125 San Luis Obispo Oso Flaco Lake region Comment
  CAS-BOT-BC241106  Castilleja mollis Edith A. Purer 1933-7-20 5080 San Luis Obispo Northwest of Guadalupe Comment
  POM143651  Caulanthus anceps J. H. Barber 1899-4-9 s.n. San Luis Obispo Paso Robles Comment
  UC2026995  Caulanthus anceps Greg Wilvert 2005-3-24 26 San Luis Obispo Southeast Half of the Caliente Range. Approx. 2km N of Wells Canyon Comment
  CAS-BOT-BC38242  Caulanthus anceps Roxana S. Ferris 1935-3-29 9112 San Luis Obispo Western slopes above Soda Lake, Carriso Plain. Comment
  JEPS18132  Caulanthus anceps Rimo Bacigalupi with G. T. Robbins and H. and L. Mason 1956-3-30 5559 San Luis Obispo in a triangular field formed by junction of Calif. Hwy. 41; Cholame Valley 350 Comment
  POM98498  Caulanthus anceps P. A. Munz 1926-4-8 10156 San Luis Obispo 35 miles east of Paso Robles Comment
  UC1746011  Caulanthus anceps Annetta M. Carter, Ethel Crum, Dwight Crum 1940-4-7 1506 San Luis Obispo Palo Prieta Canyon. 2.5 mi. SE of Cholame on road to Annette. N end of Temblor Range. 426 Comment
  CAS-BOT-BC40955  Caulanthus coulteri R. F. Hoover 1949-4-12 7599 San Luis Obispo Cuyama Canyon 12 miles below Gypusm Canyon Highway Bridge, north side of river. Comment
  UC1315050  Caulanthus coulteri var. lemmonii R. F. Hoover 1967-3-28 10309 San Luis Obispo Canyon in Temblor Range near n end Elkhorn Plain; Canyon in Temblor Range, near n end Elkhorn Plain Comment
  UC1529038  Caulanthus coulteri var. lemmonii Dean W. Taylor 1986-3-22 8736 San Luis Obispo near Selby Ranch Cow Camp; Painted Rock Quad., near Selby Ranch Cow Camp 731 Comment
  UC56045  Caulanthus coulteri var. lemmonii J. H. Barber 1899-4-9 San Luis Obispo Paso Robles Comment
  UC564120  Caulanthus coulteri var. lemmonii Roxana S. Ferris 1935-3-21 9034 San Luis Obispo 5 mi e of Cholame on the Wasco- Paso Robles Road; e of Cholame Comment
  CAS-BOT-BC40470  Caulanthus inflatus Roxana S. Ferris 1935-3-29 9123 San Luis Obispo 16 miles south of Soda Lake on the Maricopa Road, Carriso Plain. Comment
  CAS-BOT-BC40352  Caulanthus lasiophyllus Mrs. R. W. Summers 1882-5-10 s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC40366  Caulanthus lasiophyllus R. F. Hoover 1949-4-2 7580 San Luis Obispo West side of Cottonwood Pass. Comment
  UC1276287  Ceanothus cuneatus var. cuneatus R. F. Hoover 1947-3-9 6663 San Luis Obispo e Santa Margarita (head of Calf Canyon) 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
  OBI66836  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18153 San Luis Obispo Montana de Oro State Park, Along sandy path nearing road (50 yds). Sand dunes N of Hazard Cyn Comment
  OBI10549  Ceanothus cuneatus var. ramulosus Unknown 1964-4-12 101 San Luis Obispo 1 mi up Perfumo Cyn Comment
  OBI39692  Ceanothus cuneatus var. ramulosus David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16012 San Luis Obispo Trail on NE side of Cypress MTn Comment
  RSA654931  Ceanothus foliosus var. medius Austin P. Griffiths 1987-4-29 18167 San Luis Obispo 0.5 miles W of Cuesta Ridge Botanical Area Comment
  UC1070593  Ceanothus impressus H. S. Yates 1936-3-25 5377 San Luis Obispo Mesa head of Black Lake Canyon Arroyo Grande quad. 152 Comment
  SBBG49056  Ceanothus impressus var. nipomensis J. Copeland 1974-2-17 1054 a San Luis Obispo Gates' property, Grand View Mesa, Nipomo Comment
  UC569860  Ceanothus leucodermis H. C. Lee 1936-5-11 597 San Luis Obispo 1/4 mi s Musick; Nipomo quad. 289 Comment
  SEINET12210598  Ceanothus maritimus W. Knight, Knight, I. 1981-1 3938 San Luis Obispo From Tilden Botanic Garden, Berkeley. Originally collected from near State Hwy. #1 on Hearst Ranch Comment
  UC573528  Ceanothus oliganthus var. sorediatus H. C. Lee 1937-4-28 847 San Luis Obispo 3.5 mi ne Bethel School; Paso Robles quad. 396 Comment
  OBI31537  Ceanothus oliganthus var. sorediatus Joy Nishida 1982-5-29 414 San Luis Obispo .2 mi S of American Cyn campground 518 Comment
  UC1071226  Ceanothus papillosus G. T. Nordstrom 1937-4-28 1145 San Luis Obispo 2.6 mi sse Chimney Rock; Adelaida Quad. Comment
  UC1071376  Ceanothus spinosus C. M. Belshaw Apr 1936 1731 San Luis Obispo Davis Canyon San Luis Obispo Quad. Comment
  OBI32212  Ceanothus thyrsiflorus var. thyrsiflorus David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14371 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  UCSB3999  Ceanothus thyrsiflorus var. thyrsiflorus Ralph, F. 1959-4-11 San Luis Obispo along hillside of Hwy 1, 14.2 miles north of San Simeon. 60 Comment
  UC1747205  Centaurea benedicta David Keil 1986-4-15 19200 San Luis Obispo along Hwy 58 just E of jct. with Hwy. 229 Calf Canyon Comment
  CDA7008  Centaurea cyanus D. R. Miller 1991-5-31 915 -W San Luis Obispo Between Hearst Gate and Pine Mountain Gate. 0 Comment
  CAS-BOT-BC277226  Centaurea solstitialis Ernest C. Twisselmann 1963-8-4 8823 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon at the Twisselmann Ranch cattle guard 579 Comment
  OBI80317  Centranthus ruber Anna Levine 2014-11-13 6 San Luis Obispo In San Luis Obispo off of Chorro Street and Monterey touching the Native restaurant near a US flag pole and 20 feet from fire hydrant Comment
  OBI27963  Centranthus ruber Joan Coffey 1972-5-25 21 San Luis Obispo On Crandall Way, San Luis Obispo Comment
  OBI79129  Centromadia parryi Kyle R. Weichert 2014-8-5 2 San Luis Obispo North of Buckley Road, near intersection with Jesperson Road, San Luis Obispo, CA 35 Comment
  OBI80430  Centromadia parryi David J. Keil 1992-8-3 23616 San Luis Obispo Laguna Lake Park. 170 Comment
  OBI16132  Centromadia pungens subsp. pungens Robert F. Hoover 1965-9-18 9565 San Luis Obispo Santa Margarita 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
  OBI51679  Centromadia pungens subsp. pungens Ann Cochran 1986-7-26 40 San Luis Obispo Township 30S, Range 18E, Sec 13 579 Comment
  SBBG103052  Centromadia pungens subsp. pungens C. F. Smith 1947-6-22 2053 San Luis Obispo Hwy 41 on Polonio Pass grade, between Cholame and San Joaquin Valley Comment
  CAS-BOT-BC179734  Centrostegia thurberi Ernest C. Twisselmann 1957-5-3 3466 San Luis Obispo Caliente Range: Padrone Spring Canyon 762 Comment
  POM96011  Cerastium glomeratum P. A. Munz 1926-4-9 10188 San Luis Obispo Ascension School, 15 miles from Morro on Willow Creek road. Comment
  CAS-BOT-BC400193  Ceratophyllum demersum Chester Dudley 1935-1-1 s.n. San Luis Obispo Salinas River at San Miguel Comment
  OBI59620  Cercocarpus betuloides Steven A. Junak 1990-4-17 4181 San Luis Obispo Santa Lucia Mts, Cuesta Ridge: Just N of main road (USFS road #29S1.3) at W boundary of Cuesta Ridge Botanical Area, ca. 0.5 mi W of W boundary sign for botanical Area, ca 5.7 mi W of hwy 101 747 Comment
  UC410796  Cercocarpus betuloides var. betuloides Alice Eastwood 1928-5-19 15161 San Luis Obispo Pettitts Canyon Comment
  OBI16847  Chaenactis fremontii Robert F. Hoover 1967-4-16 10484 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI64925  Chaenactis fremontii Greg Wilvert 2005-3-21 16 San Luis Obispo SE Half of the Caliente Range. Approx 1/3 km W of the S end of Pipeline Rd, overlooking the Cuyama Valley 768 Comment
  UC1315060  Chaenactis fremontii R. F. Hoover 1967-3-27 10293 San Luis Obispo Chalk Mt. Cuyama Valley, Chalk Mt. Comment
  CAS-BOT-BC277479  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1947-4-12 6905 San Luis Obispo Upper Navajo Creek, La Panza Range Comment
  UC1285389  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1964-6-6 8960 San Luis Obispo Los Osos Comment
  OBI56626  Chaenactis glabriuscula var. glabriuscula David J. Keil 1998-5-20 27326 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
  SD12571  Chaenactis glabriuscula var. lanosa Edith A. Purer 1933-7-20 5100 San Luis Obispo Northwest of Guadalupe 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
  JEPS33045  Chaenactis glabriuscula var. lanosa E. R. Blakley 1962-5-23 5141 San Luis Obispo w of Inipomo Mesa (Union Oil Co. Coke Plant entrance off Highway #1) 41 Comment
  CAS-BOT-BC277649  Chaenactis glabriuscula var. megacephala R. F. Hoover 1967-4-20 10499 San Luis Obispo Wilson Corner Comment
  CDA15162  Chaenactis stevioides G. F. Hrusa 1998-4-26 14269 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area: Hills immed. E of MU Ranch at S end of Plain +- 3 mi. NW of Hwy 166. Comment
  OBI16820  Chaenactis stevioides Robert F. Hoover 1949-5-1 7639 San Luis Obispo Summit of Cottonwood Pass Comment
  RSA13053  Chaenactis stevioides C. B. Wolf 1935-4-17 s.n. San Luis Obispo Cottonwood Canyon, 0.1 mile west of Kern County line, Diablo Range 579 Comment
  CAS-BOT-BC279729  Chaenactis xantiana Ethel Crum 1940-4-7 2102 San Luis Obispo Inner South Coast Ranges. Palo Prieto Canyon, 3.3 miles southeast of Cholame, north end of Temblor Range 487 Comment
  CDA26372  Chamaesyce serpillifolia subsp. serpillifolia David J. Keil 2003-8-2 30281 San Luis Obispo Foothill Road near San Luis Obispo, halfway between O Connor Way and Los Osos Valley Road at bridge over seasonal drainage. 0 Comment
  CDA43191  Chenopodium album Richard R. Halse 2015-3-24 9358 San Luis Obispo Western end of the Santa Maria Valley, at the end of Oso Flaco Lake Road; ca. 5 air miles south of Oceano. Comment
  SBBG104384  Chenopodium californicum M. D. Proctor, E. A. Young 1993-3-17 ROB 207 San Luis Obispo Boy Scout Rd, 2 km SE of Twin Bridges; Camp Roberts Comment
  UC1136375  Chenopodium californicum C. A. Graham 1938-4-6 279 San Luis Obispo 0.2 mi ne Bee Rock; Bradley Quadrangle Comment
  UC2027109  Chenopodium californicum Greg Wilvert 2005-4-5 149 San Luis Obispo Southeast Half of Caliente Range: 300 m N of Wells Spring Comment
  UCSB50310  Chenopodium californicum Lain, Maria 1978-3-29 San Luis Obispo Twitchell Reservoir, Highway 176 213 Comment
  SDSU19550  Chenopodium littoreum Nuri Benet-Pierce, John P Pierce 2010-6-3 290 San Luis Obispo Montana de Oro SP; From the beach parking lot, all the way towards the beach. 31 Comment
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Jan 24 2013
  UCR270145  Chenopodium littoreum Nuri Benet-Pierce, John Pierce 2010-6-7 311 San Luis Obispo Land Conservancy Preserve at Black Lake, Guadalupe 20 Comment
  OBI17204  Chenopodium murale Robert F. Hoover 1964-10-3 9315 San Luis Obispo Bluffs S of mouth of Islay crk Comment
  CDA1894  Chloris virgata T. C. Fuller, R. Henderson 1959-9-28 3087 San Luis Obispo Shandon. 0 Comment
  CAS-BOT-BC133251  Chlorogalum purpureum var. reductum Ernest C. Twisselmann 1955-5-27 2039 San Luis Obispo Cammatta Road, 3/8 mile east of Honey Bee Mine, Upper Cammatta Canyon 640 Comment
  SBBG112369  Chorizanthe D. Keil, K. Jones, S. Cochrane, M. G. McLeod, B. and L. Burdette, A. Griffith 1984-3-10 18087 San Luis Obispo Big Coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake rd, 3.6 mi from jct with State Hwy 1 Comment
  CAS-BOT-BC541486  Chorizanthe angustifolia D. H. Wilken; E. Painter; M. Wetherwax 2005-4-26 16227 San Luis Obispo Just S of Jack Lake, 0.7 km due E of Lettuce Lake 600 Comment
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Aug 25 2020
  OBI38299  Chorizanthe angustifolia David J. Keil 1985-5-5 18756 San Luis Obispo Black Lake Cyn on Nipomo Mesas SE of Oceano Comment
  OBI5384  Chorizanthe angustifolia Robert J. Rodin 1956-5-20 6056 San Luis Obispo S end of Morro Bay Comment
  RSA781535  Chorizanthe angustifolia Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-7-10 187 San Luis Obispo Montana De Oro State Park. Comment
  OBI35590  Chorizanthe angustifolia S. M. Inman 1983-4-25 20 San Luis Obispo Pecho Study Site, Los Osos. 1/2 mi S on Pecho Valley Rd past jctn of Pecho Rd. Rt on dirt rd after 'deer' sign, to S of dirt rd Comment
  CAS-BOT-BC191787  Chorizanthe breweri Alice Eastwood; John Thomas Howell 1936-5-7 2247 San Luis Obispo Hills NE of San Luis Obispo Comment
  CAS-BOT-BC191794  Chorizanthe breweri R. F. Hoover 1964-6-6 8946 San Luis Obispo Ridge NW of Cuesta Pass Comment
  JEPS116415  Chorizanthe breweri D. H. Wilken 2006-5-25 16291 San Luis Obispo slopes below Rinconada Mine site, ca. 2 km W of confluence of Salsipuedes and Rinconada creeks Comment
  UCD99661  Chorizanthe breweri Daryl Koutnik 1978-6-19 524 San Luis Obispo San Luis Obispo County: Prefumo Canyon. 243 Comment
  UC52645  Chorizanthe breweri W. H. Brewer April, 1861 456 San Luis Obispo dry rocky hillsides San Luis Obispo Comment
  CLARK-A1045-1346  Chorizanthe californica George K. Helmkamp 1978-6-3 San Luis Obispo Los Osos Montana de Oro State Park, coastal strand; Morro Bay S 7.5'Q Comment
  OBI11237  Chorizanthe diffusa Robert F. Hoover 1946-6-23 6187 San Luis Obispo Summit at head of Carpenter Cyn, N of Arroyo Grande Comment
  OBI62668  Chorizanthe diffusa Jason Dart 2003-5-8 D 210 San Luis Obispo Lot 24 of the subdivision of lots B, C, and F of the Corbett Tract, Arroyo Grande. This parcel is located on badger Cyn Rd, 1.5 mi up Corbett Cyn Rd from the intersection of hwy 227 127 Comment
  CAS-BOT-BC191239  Chorizanthe douglasii R. F. Hoover 1948-5-2 7502 San Luis Obispo Between San Juan River and Carrizo Plain, W of Simmler Comment
  UCSB17602  Chorizanthe douglasii Hardham, Clare 1959-5-6 San Luis Obispo Santa Lucia Mountains; Hills between Bee Rock and Nacimiento R. Comment
  UCR87844  Chorizanthe leptotheca George K. Helmkamp, E. A. Helmkamp 1995-6-20 95-2- 22 San Luis Obispo Central Coast, Bear Creek Ranch, 6 miles SE of Los Osos on Clark Valley Road 400 Comment
  UC1136018  Chorizanthe membranacea H. C. Lee 1937-4-29 867 San Luis Obispo 1 1/4 mi nw San Marcos School; Paso Robles Quad. Comment
  CAS-BOT-BC256957  Chorizanthe membranacea David D. Keck 1934-4-26 2825 San Luis Obispo 4.1 mi. W. of La Panza Comment
  OBI79992  Chorizanthe obovata David J. Keil, with V. L. Holland 2013-6-12 31792 San Luis Obispo Arroyo Grande area off Lopez Drive in vicinity of Sweet Springs Mobile Home Park Comment
  CAS-BOT-BC252711  Chorizanthe obovata R. F. Hoover 1946-6-23 6189 San Luis Obispo Summit at head of Carpenter Canyon N of Arroyo Grande Comment
  CAS-BOT-BC252751  Chorizanthe palmeri R. F. Hoover 1969-6-24 11398 San Luis Obispo San Luis Obispo adjacent to Cuesta Park Comment
  SBBG17423  Chorizanthe rectispina C. B. Hardham, C. Butterworth 1960-6-6 San Luis Obispo rocky cyn E of Atascadero Comment
  CAS-BOT-BC255276  Chorizanthe staticoides Ernest C. Twisselmann 1956-6-13 2930 San Luis Obispo Northeast spur of Black Mountain, La Panza Range 541 Comment
  SD249262  Chorizanthe staticoides David Keil 1986-5-20 19515 San Luis Obispo Cuesta Ridge, east side, ca. 1/2 mile from end of road. Comment
  OBI65095  Chorizanthe uniaristata Greg Wilvert 2005-4-30 353 San Luis Obispo SE half of the Caliente Range. Above Padrones Spring 903 Comment
  OBI79600  Chrysolepis chrysophylla David J. Keil, with Mike Walgren and Sally Krenn 2012-6-21 31375 San Luis Obispo San Luis Range (Irish Hills). Ruda Road 478 Comment
  OBI14345  Chrysolepis chrysophylla var. minor Neil Havlik 1968-4-7 149 San Luis Obispo Bald Knob, San Luis Range Comment
  CAS-BOT-BC285230  Cichorium intybus Ernest C. Twisselmann 1955-9-9 2373 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Choice Valley Road, 1 1/2 miles south of Palo Prieta Summit 594 Comment
  OBI56589  Cichorium intybus David J. Keil 1998-6-30 27884 San Luis Obispo Carrizo Plain. Selby Rd., 1 mile S from junction with Soda Lake Rd. Comment
  CAS-BOT-BC284036  Cirsium brevistylum R. F. Hoover 1946-8-26 6362 San Luis Obispo Bayward Park Comment
  OBI59654  Cirsium fontinale var. obispoense David J. Keil, with Jill Bushakra 2001-1 San Luis Obispo Comment
  CAS-BOT-BC285468  Cirsium occidentale var. californicum Clare B. Hardham 1961-5-26 7262 San Luis Obispo Lime Mountain, Adelaida Comment
  UCD67208  Cirsium occidentale var. lucianum G. F. Hrusa 1995-5-28 12258 San Luis Obispo San Luis Obispo County: Steep rocky opening at edge of Quercus agrifolia woodland at margin of unburned area; SE base of Peak 3. 500 Comment
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Aug 24 2011
  HSC91704  Cirsium occidentale var. occidentale Susan H. Bicknell 1989-4-18 San Luis Obispo Montana de Oro Comment
  UC573202  Cirsium occidentale var. venustum G. T. Nordstrom 1937-6-18 1357 San Luis Obispo 3 mi ne of Lime Mountain 304 Comment
  OBI19833  Clarkia affinis Walter F. Chesbro 1978-5-26 250 A San Luis Obispo In Montana de Oro State Park Comment
  SBBG108067  Clarkia affinis C. B. Hardham 1957-5-4 1816 San Luis Obispo Oak Flat Comment
  OBI28523  Clarkia affinis John Jackman & Julie Truesdale, Julie Truesdale 1980-1 24 San Luis Obispo MacGililvary Ranch, Adelaida. Behind soilosfrom the rd Comment
  OBI23410  Clarkia bottae Robert Jones 1971-5-10 15 San Luis Obispo Poly Cyn 2 mi NE of Cal Poly Comment
  UC454549  Clarkia bottae E. P. Unangst 1906-5-30 San Luis Obispo Prefumo Canyon San Luis Obispo Comment
  UC125447  Clarkia bottae Mrs. R. W. Summers San Luis Obispo Comment
  CHSC28739  Clarkia cylindrica R. A. Schlising 1979-5-23 3413 San Luis Obispo Along Hwy 41 to Fresno, 5.0 mi NE jct with Hwy 46, 0.2 mi S of Cottonwood Pass and 1 mi SW Kern Co. line. Roadside slope. 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
  OBI75457  Clarkia cylindrica Jenner Whitt 2003-5-18 91 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  UC127394  Clarkia cylindrica subsp. cylindrica Benj. Cobb 1907-1 16 San Luis Obispo Paso Robles Comment
  POM153213  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-6-4 6 San Luis Obispo North side of Cuesta Pass, one mile from summit 400 Comment
  RSA495293  Clarkia cylindrica subsp. cylindrica L. D. Gottlieb 1988-6-22 8832 San Luis Obispo On Rt. 58, 0.8 mi NE of Park Hill Rd. Comment
  OBI55210  Clarkia modesta Greg Frugoli 1997-4-29 66 San Luis Obispo S of Navajo cmpgd turnoff appx 0.25 mi on Red Hill Rd, La Panza Range, Los Padres NF (hwy 58 burn area) 573 Comment
  CAS-BOT-BC162489  Clarkia prostrata Alice Eastwood; John Thomas Howell 1938-6-15 5983 San Luis Obispo Piedras Blacncas Comment
  OBI12104  Clarkia purpurea subsp. purpurea Robert F. Hoover 1947-4-25 7065 San Luis Obispo 2 mi S of Arroyo Grande Comment
  IRVC29498  Clarkia purpurea subsp. quadrivulnera Mark A. Elvin, LynneDee Althouse 2006-5-25 4918 San Luis Obispo NW portion of Arroyo Grande; Old Oak Park site. Central Coastal 76 Comment
  SBBG118009  Clarkia purpurea subsp. quadrivulnera E. Painter, M. Wetherwax, D. Keil 2000-5-16 CR 60 San Luis Obispo Nacimiento River near Twin Bridges; Camp Roberts Comment
  UC1927703  Clarkia purpurea subsp. quadrivulnera David Keil, V. L. Holland 2001-5-24 29483 San Luis Obispo Western outskirts of Atascadero. 3-F Meadows area, proposed for housing development. Comment
  UC54876  Clarkia purpurea subsp. quadrivulnera Mrs. R. W. Summers 1882-6-1 San Luis Obispo Santa Margarita Valley Comment
  CAS-BOT-BC165025  Clarkia rhomboidea Eben McMillan 1953-5-8 150 San Luis Obispo 2 mi. ne. of Cholame Comment
  OBI30644  Clarkia rhomboidea Bernie Smith 1966-7-25 176 San Luis Obispo NE/2 22N-7E-34 Comment
  SBBG122656  Clarkia speciosa subsp. immaculata M. Carroll 2008-7-28 San Luis Obispo PXP Price Cyn facility, W side of Price Cyn Rd Comment
  UC1071894  Clarkia speciosa subsp. speciosa H. and M. Lewis 1947-6-25 487 San Luis Obispo about 1 mi e Santa Margarita-Creston Road (road to Parkhill district) Comment
  RSA653091  Clarkia tembloriensis subsp. tembloriensis F. C. Vasek 1962-5-2 620502 -1 San Luis Obispo San Luis Obispo County: W of N end of Soda Lake, on dirt road .4 miles SW of jct with paved road and 10.1 miles S of jct with 178 which is W of Simmler. 610 Comment
  OBI79741  Clarkia unguiculata David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31598 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  CDA15770  Clarkia unguiculata G. F. Hrusa 1993-5-21 11087 San Luis Obispo Approx. 2 km. beyond Stony Creek Camp. Comment
  RSA131981  Clarkia unguiculata Gale Sphon 1959-6-6 354 San Luis Obispo La Panza Campground, Los Padres National Forest. Comment
  OBI64544  Claytonia gypsophiloides David J. Keil, with V. L. Holland 1997-3-29 29238 San Luis Obispo Santa Lucia Mountains. Santa Rita Road, ca. 4.4 road miles east from junction with Old Creek Road Comment
  OBI5496  Claytonia perfoliata Sharon Jochums 1974-3-9 49 San Luis Obispo Near dunes W of hwy 1 and N of Piedras Blancas Point Comment
  SBBG34820  Claytonia perfoliata subsp. perfoliata Mrs. R. W. Summers -Apr-1884 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI46166  Claytonia perfoliata subsp. perfoliata Lynne Dee Oyler 1986-5-6 453 a San Luis Obispo Santa Margarita Ranch, Estadio field in E part of the ranch Comment
  UCR161293  Claytonia rubra subsp. rubra George K. Helmkamp, E. A. Helmkamp 2005-3-9 9092 San Luis Obispo Outer Central Coast Hills, Irish Hills; See Canyon, 1.0 mi N of San Luis Bay Drive 43 Comment
  UC1125964  Clematis lasiantha B. Bolt 1936-4-9 659 San Luis Obispo 6 1/2 mi. n.e. Cayucos; Cayucos Quad. Comment
  OBI26820  Clematis lasiantha David J. Keil 1981-3-7 14285 San Luis Obispo Along paved portion of upper Lopez Cyn rd about 4 mi from jctn with rd to Pozo Comment
  POM262070  Clematis lasiantha I. L. Wiggins 1929-4-16 3658 San Luis Obispo Grade 6 miles above Moro on Atascadero Road. Comment
  RSA585699  Clematis lasiantha D. A. Young, F. Johnson 1992-6-16 s.n. San Luis Obispo 0.5 km NE of Gate 11 of Nacimento Rd. Comment
  CAS-BOT-BC92714  Clematis ligusticifolia Clare B. Hardham 1956-6-19 930 San Luis Obispo Santa Lucia Mountains. Peachy Canyon. Comment
  IRVC28950  Clematis ligusticifolia G. K. Helmkamp 2003-9-21 8165 San Luis Obispo Los Berros Rd, 0.9 mi SE of El Campo Rd., SE of Arroyo Grande Central Coast 46 Comment
  OBI71430  Clematis ligusticifolia LynneDee Oyler 1990-10-11 2028 San Luis Obispo Santa Margarita Crk tributary just NE of Santa Margarita Ranch HQ, E of the sorting pens Comment
  SBBG114838  Clematis ligusticifolia C. B. Hardham 1963-9-14 10934 San Luis Obispo S of Salmon Crk Comment
  RSA0066353  Cleome isomeris Marcus E. Jones 1934-4-5 s.n. San Luis Obispo Pismo Beach. Comment
  HSC91554  Clinopodium douglasii Susan H. Bicknell 1989-4-20 San Luis Obispo Montano de Oro State Park, MDO 36 Comment
  OBI31152  Clinopodium douglasii Julie M. Vanderwier 1978-6-20 73 San Luis Obispo Indian Knob Tar Sands Comment
  OBI58875  Collinsia bartsiifolia var. davidsonii David J. Keil, with Kathleen A. Keil 1998-5-26 27426 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
  OBI74409  Collinsia heterophylla Theo Fitanides, Anthony Baniaga 2010-4-23 121 San Luis Obispo Tierra Redonda Mtn BLM ACEC 430 Comment
  RSA80163  Collinsia heterophylla F. W. Peirson 1925-3-25 5688 San Luis Obispo Pismo Creek. 30 Comment
  SBBG107781  Collinsia sparsiflora var. collina C. B. Hardham 1960-3-31 5268 San Luis Obispo Bee Rock 304 Comment
  RSA232087  Conicosia pugioniformis C. W. Tilforth, John Dourley 1972-8-23 639 San Luis Obispo Sand dunes between Oso Flaco Lake and ocean Comment
  OBI3894  Conium maculatum Elizabeth Rudd 1971-5-23 265 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  OBI51330  Convolvulus arvensis Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-15 5 .16 San Luis Obispo San Simeon State Park. N central sect of San Simeon State Park Comment
  CAS-BOT-BC286198  Conyza canadensis Ernest C. Twisselmann 1968-10-21 15045 San Luis Obispo Estrella Road, 1.5 mile south of Highway 46 198 Comment
  UCSC000673  Cordylanthus rigidus Peter Kamb 1948-10-31 1276 San Luis Obispo Upper Reservoir 1646 Comment
  JEPS35087  Cordylanthus rigidus subsp. rigidus R. F. Hoover 1964-8-14 9283 San Luis Obispo s slope Price Canyon Comment
  JEPS35352  Cordylanthus rigidus subsp. rigidus R. F. Hoover 1964-8-14 9282 San Luis Obispo Oak Park District Comment
  UC1119221  Coreopsis bigelovii W. A. Peterson 1937-3-15 609 San Luis Obispo 1 mi ene La Panza Ranch; La Panza Quad. 472 Comment
  CAS-BOT-BC287045  Coreopsis calliopsidea Alice Eastwood; John Thomas Howell 1935-3-25 2021 San Luis Obispo Cholame Comment
  UC1284968  Coreopsis douglasii R. F. Hoover 1948-4-17 7468 San Luis Obispo San Juan River s of Shandon (on hillside very near 7467, but not mixed with it); San Juan River Comment
  CAS-BOT-BC287127  Coreopsis douglasii Ernest C. Twisselmann 1955-5-27 2050 San Luis Obispo La Panza Range. Camatta Canyon near Bethel Ranch 533 Comment
  CDA42523  Coreopsis douglasii Austin Griffiths, G. F. Hrusa, M. Mcleod, C. Cunningham 1984-2-2 s.n. San Luis Obispo South Coast; Reservoir Cyn immed. E of San Luis Obispo, ca. 1/2 distance up canyon. 0 Comment
  UC1188249  Coreopsis douglasii Clare B. Hardham 1960-3-28 5254 San Luis Obispo hillsides n of Bee Rock; Santa Lucia Mountains Comment
  CAS-BOT-BC101408  Corethrogyne filaginifolia R. F. Hoover 1966-9-13 10017 San Luis Obispo Cambria Comment
  CAS-BOT-BC101464  Corethrogyne filaginifolia R. F. Hoover 1947-9-14 7396 San Luis Obispo Betw. San Carpoforo Creek & Arroyo de la Cruz Comment
  OBI51154  Corethrogyne filaginifolia Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .57 San Luis Obispo San Simeon State Park. NE corner of San Simeon State Park; top of hill. To W of lone Monterey pine Comment
  OBI7285  Corethrogyne filaginifolia David J. Keil 1976-9-18 11813 San Luis Obispo 2.5 mi N of jctn with Lopez Dr along Orcutt rd Comment
  UC1357628  Corethrogyne filaginifolia R. F. Hoover 1965-10-1 9696 San Luis Obispo Coast road just s Hazard Canyon Comment
  POM77910  Cornus californica Marcus E. Jones 1882-5-8 2736 San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC209814  Cornus glabrata Clare B. Hardham 1956-5-15 706 San Luis Obispo Santa Lucia Mountains. Peachy Canyon Comment
  RSA0042778  Cornus glabrata Lee Haines 1958-5-30 s.n. San Luis Obispo 5 miles W of US 101 on State Hgw [Highway] 41. 121 Comment
  RSA317005  Cornus occidentalis T. Elias, W. Wisura, Barbara A. Elias 1984-7-27 8589 San Luis Obispo NE of Morro Bay along Route 44 towards Atascadero. Comment
  CAS-BOT-BC210347  Cornus sericea R. W. S. No date on label s.n. San Luis Obispo Unspecified Comment
  UC1953343  Cotoneaster franchetii David Keil 2000-1-24 28415 San Luis Obispo Cambria. Vicinity of Cambria Community Service District work yard along Rodeo Grounds Road. Comment
  OBI73567  Cotoneaster pannosus David J. Keil 2010-8-30 30926 San Luis Obispo San Luis Obispo. Cerro San Luis Obispo Open Space. Lemon Grove loop trail 140 Comment
  OBI5587  Cotula coronopifolia Sharon Jochums 1974-5-19 236 San Luis Obispo N of village N of Piedras Blancas Comment
  OBI55357  Crassula tillaea David J. Keil, Kathleen Keil 1998-3-7 26414 San Luis Obispo Ca. 2m I from hwy 58 on Shell Crk rd Comment
  OBI17162  Crocanthemum scoparium Robert F. Hoover 1957-8-28 8397 San Luis Obispo Rocky Butte fire lookout, above San Simeon Comment
  SBBG34942  Crocanthemum scoparium Mrs. R. W. Summers 1882-6-8 San Luis Obispo Santa Lucia Mtns Comment
  OBI14413  Croton californicus Robert F. Hoover 1963-7-30 8585 San Luis Obispo Los Osos Valley Comment
  OBI31158  Croton californicus Julie M. Vanderwier 1978-5-28 62 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG67672  Croton californicus M. M. Miles -Oct-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  RSA480692  Croton californicus E. A. McGregor 1964-7-17 s.n. San Luis Obispo Between Grover City and Guadalupe. Comment
  OBI70761  Crypsis schoenoides D. R. Miller, E. A. Appel 2008-8-16 708 .871 San Luis Obispo Along steambed in Arroyo de la Cruz. Approx 3 mi down stram from Chil camp (Hearst Ranch) Comment
  CAS-BOT-BC190110  Crypsis schoenoides Ernest C. Twisselmann 1968-10-21 15032 San Luis Obispo Paso Robles. Salinas River just below the Highway 46 bridge. 181 Comment
  SBBG106804  Cryptantha clevelandii C. B. Hardham 1956-5-15 705 San Luis Obispo Peachy Cyn Comment
  SBBG93968  Cryptantha clevelandii S. A. Junak 1990-5-15 4333 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, on W side of upper middle fork of Chorro Crk, at NW corner of excavated area at Pick and Shovel Mine 527 Comment
  UCR14570  Cryptantha clevelandii George K. Helmkamp 1974-4-28 s.n. San Luis Obispo Central Coast, Baywood Park 30 Comment
  OBI2114  Cryptantha clevelandii Mrs. R. W. Summers May 1882-1886 269 San Luis Obispo Chalcedon Hill, E depot Comment
  OBI78962  Cryptantha flaccida George Butterworth 2013-4-5 906 San Luis Obispo Syncline Hill 671 Comment
  JEPS13570  Cryptantha intermedia Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-24 5206 San Luis Obispo 1.7 mi w San Luis Obispo-Kern county line (along State Highway 41, e slope of Cottonwood Pass); Cottonwood Pass 472 Comment
  OBI20751  Cryptantha intermedia Ernest C. Twisselmann 1954-4-4 981 San Luis Obispo Temblor Range and W San Joaquin Valley. Palo Prieto Cyn, 2 mi S of Cholame 366 Comment
  RSA14189  Cryptantha intermedia Roxana S. Ferris 1935-3-29 9084 San Luis Obispo 7 miles E of Pozo on the Santa Maria- McKittrick road. Comment
  UC564154  Cryptantha intermedia Roxana S. Ferris 1935-3-29 9084 San Luis Obispo 7 mi e Pozo (on the Santa Maria-Mckittrick Road) Comment
  RSA661628  Cryptantha leiocarpa Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo In swale-crest between ridges of transverse foredunes, ca. midway between Oso Flaco Creek and Santa Maria River. Guadalupe Dunes. Comment
  SBBG108071  Cryptantha microstachys C. B. Hardham 1956-5-17 738 San Luis Obispo Chimney Rock Ranch near San Marcos Crk bridge Comment
  OBI55202  Cryptantha microstachys Greg Frugoli 1997-5-9 86 San Luis Obispo On Pozo Rd, E of the summit; La Panza range, Los Padres NF (hwy 58 burn area) 780 Comment
  OBI55198  Cryptantha muricata Greg Frugoli 1997-4-7 15 San Luis Obispo 3 mi up Black Mtn Rd at was-out area, La Panza range, Los Padres NF (hwy 58 burn area) 762 Comment
  OBI20791  Cryptantha nemaclada Robert F. Hoover 1952-5-24 8207 San Luis Obispo Caliente Mt Comment
  UC1285292  Cryptantha nemaclada R. F. Hoover 1952-5-24 8207 San Luis Obispo Caliente Mt. Comment
  OBI20716  Cryptantha oxygona Robert F. Hoover 1968-4-17 11049 San Luis Obispo Elkhorn Hills Comment
  SEINET12280880  Cryptantha oxygona I. W. Clokey, Clokey, C. B. 1937-1 5825 San Luis Obispo SE corner San Luis Obispo 800 Comment
  UCD146987  Cryptantha pterocarya var. purpusii Robert E. Preston 2010-5-19 2792 San Luis Obispo Temblor Range, 6.1 mi ENE of Simmler. 1124 Comment
  SEINET8697839 Image available Cupressus macrocarpa T. Reeves, D. J. Pinkava 1974-1 11920 San Luis Obispo Cuesta Ridge, 2.8 mi from Rte 101 and Cuesta Ridge Rd. jct Comment
  CAS-BOT-BC85493  Cupressus sargentii E. R. Blakley 1965-5-8 6550 San Luis Obispo About 2 1/2 mi. northwest of Hwy. 101 at the Cuesta Summit 670 Comment
  SDSU1739  Cupressus sargentii D. F. Howe 1960-4-10 2844 San Luis Obispo 3 miles on road west of Cuesta Pass, 6 miles north of San luis Obispo. 732 Comment
  CAS-BOT-BC215938  Cuscuta californica John Thomas Howell 1948-6-15 24355 San Luis Obispo Red Hills se. of Shandon 762 Comment
  OBI75222  Cuscuta subinclusa David J. Keil 2011-6-26 31052 San Luis Obispo San Luis Obispo. Marigold Shopping Center. Corner of Broad Street and Tank Farm Road 53 Comment
  OBI61065  Cuscuta subinclusa P. A. Holden 1968-6-15 430 San Luis Obispo On crest of 4th St grade on N 4th St in Grover city Comment
  OBI61066  Cuscuta subinclusa P. A. Holden 1968-6-15 430 San Luis Obispo On crest of hill on N 4th St in Grover City Comment
  UCD125896  Cuscuta subinclusa G. F. Hrusa 1987-6-19 5426 San Luis Obispo San Luis Obispo County: common on lower slopes of Canyon of Coon Creek. SE of Montana de Oro State Park. 45 Comment
  UC1276305  Cynara cardunculus subsp. cardunculus R. F. Hoover 1964-6-9 9005 San Luis Obispo on and near Fredericks Street; San Luis Obispo Comment
  OBI72432  Cynodon dactylon Michael Walgren 2008-8-19 33 San Luis Obispo San Simeon State Park campground area in creekbed of San Simeon Crk Comment
  SBBG118304  Cynodon dactylon J. Olson 2000-7-11 San Luis Obispo Cantonment, across from Bldg 702 on Kern Rd; Camp San Luis Obispo Comment
  OBI70206  Cynoglossum grande David J. Keil 2009-3-22 30569 San Luis Obispo Upper See Canyon Road Comment
  SBBG54978  Cynosurus echinatus D. Keil with D. Walters 1980-4-26 13838 San Luis Obispo Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  UC2013170  Cyperus eragrostis David Keil 1979-7-1 13110 San Luis Obispo San Luis Range, lower Prefumo Canyon. Comment
  OBI26408  Cyperus eragrostis David J. Keil 1980-9-21 14267 San Luis Obispo 3 mi S of Creston along Calif Rte 229 along middle branch of Huer Huero Crk cyn Comment
  SBBG104421  Cyperus erythrorhizos F. L. Johnson, N. A. McCarty 1993-10-15 ROB 752 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC1953264  Cyperus erythrorhizos David J. Keil, V. L. Holland, Lynne Dee Oyler 1991-9-5 22606 San Luis Obispo Dunes south of Oso Flaco Lake. Edge of agricultural field. Near Oso Flaco Road parking area. Comment
  UCR29094  Cyperus erythrorhizos David J. Keil 1979-10-27 13640 San Luis Obispo Coast Range, Eastern end of Lopez Lake below confluence of Arroyo Grande Creek & Phoenix Creek, 0.2 m from junction of Lopez Canyon Rd & Pozo Rd. Comment
  UCD141065  Cyperus esculentus G. K. Helmkamp; E. A. Helmkamp 2000-9-1 5959 San Luis Obispo San Luis Obispo County: Los Osos: Martingale at Buckskin. 30 Comment
  RSA586076  Cytisus monspessulanus M. D. Proctor, E. A. Young, G. R. Proctor 1993-4-16 423 San Luis Obispo 1 km NW of Chorro Res. Comment
  UCD60276  Dactylis glomerata G. F. Hrusa 1995-5-28 12272 San Luis Obispo San Luis Obispo Co.: Between intersections of access roads to Mt. Low radio facility and Peak 1 radio facility with main ridge road. Black Butte Research Natural Area. 625 Comment
  OBI73324  Datura wrightii David J. Keil 2009-9-11 30661 San Luis Obispo South end of dam at Lake Nacimiento Comment
  CDA17747  Daucus pusillus Austin Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes; Deep into eastern part of dunes ca. 2 mi. S of Oso Flaco Ck, NE of Hidden Willow Valley. 0 Comment
  CAS-BOT-BC299167  Deinandra corymbosa subsp. corymbosa Alice Eastwood 1927-8-1 15025 San Luis Obispo Cambria Comment
  OBI50576  Deinandra fasciculata Jan Barber, Sue Weis 1993-6-16 13 San Luis Obispo In grazed area W of Laguna Lake Park in San Luis Obispo Comment
  UC1187086  Deinandra fasciculata David D. Keck and Wm. M. Heisey 1940-5-31 5143 San Luis Obispo Cayucos Comment
  CAS-BOT-BC293919  Deinandra fasciculata R. F. Hoover 1969-8-1 11513 San Luis Obispo Near Perry Creek summit just south of Cambria Comment
  OBI56385  Deinandra fasciculata David J. Keil 1992-1 22848 San Luis Obispo Laguna Lake Park, San Luis Obispo Comment
  CAS-BOT-BC123555  Deinandra halliana David Daniels Keck; William M. Heusi 1933-5-4 2170 San Luis Obispo 1.5 miles easterly of Cholame, on Cholame Creek, northeastern San Luis Obispo County 365 Comment
  CAS-BOT-BC123544  Deinandra increscens Harvey Monroe Hall 1931-6-7 13136 San Luis Obispo 7.5 miles SW of Arroyo Grande. About 2 miles from beach? Comment
  OBI66501  Deinandra increscens subsp. increscens David J. Keil 1985-6-19 18879 San Luis Obispo Hills S of Los Osos. Sand roads and trails above Broderson Ave, E of Cabrillo Estates subdivision Comment
  CAS-BOT-BC299336  Deinandra increscens subsp. increscens David D. Keck 1928-9-30 477 San Luis Obispo 3 miles E. of Arroyo Grande 30 Comment
  OBI45902  Deinandra pallida David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19287 San Luis Obispo Elkhorn Plain. 2.5 mi SE of Crocker Grade Rd on Elkhorn Rd. T32S, R21E, NE corner of sect 2 762 Comment
  OBI16138  Deinandra paniculata Robert F. Hoover 1965-10-6 9715 San Luis Obispo 4 mi N of Pozo Comment
  CAS-BOT-BC292089  Deinandra pentactis R. F. Hoover 1965-9-19 9621 San Luis Obispo West edge of Carrizo Plain west of Simmler Comment
  JEPS123172  Deinandra pentactis Richard Spellenberg 2015-4-3 15039 San Luis Obispo Shell Creek Road 1/2 km N of CA Highway 58. Comment
  UC2043261  Deinandra pentactis Barbara Ertter with James L. Reveal 1997-7-8 15704 San Luis Obispo Highway 58 (Carrisa Road) 3 miles west of Bitterwater Road, NE spur of La Panza Range. Comment
  OBI56633  Deinandra pentactis David J. Keil 1998-6-8 27725 San Luis Obispo Hwy 58, 6.2 road miles E of junction with Red Hill Rd. Comment
  OBI77537  Delairea odorata Melody Dickens 1980-9-18 48 San Luis Obispo Morro rock, Morro Bay, N face Comment
  CDA24271  Delphinium gypsophilum Dr. Little 1932-6-7 San Luis Obispo San Luis Obispo. 0 Comment
  UC1315097  Delphinium gypsophilum R. F. Hoover 1967-5-20 10578 San Luis Obispo w side of plain about 1 mi s California Valley headquarters; Carrizo Plain Comment
  UCD95743  Delphinium gypsophilum Ramona Robison 2000-4-29 480 San Luis Obispo San Luis Obispo County: Hills east of Cholame Valley on Hearst property. Hills just south of and facing toward Highway 41. 384 Comment
  RSA659112  Delphinium nudicaule David J. Keil 1984-4-29 18178 San Luis Obispo Mixed evergreen forest in canyon bottom of Lopez Widerness Area. Comment
  UCD96279  Delphinium parryi H. Lewis; C. Epling 1941-5-24 s.n. San Luis Obispo San Luis Obispo County: Pozo. Comment
  UC52184  Delphinium parryi subsp. blochmaniae Mrs. R. W. Summers 1886-4-21 8 San Luis Obispo Santa Margarita Valley Comment
  UC569966  Delphinium parryi subsp. eastwoodiae N. K. Carlson 1936-3-20 188 San Luis Obispo two mi e Islay Hill; Arroyo Grande Quadrangle 182 Comment
  SBBG44592  Delphinium parryi subsp. eastwoodiae L. W. Edge 1972-4-3 93 San Luis Obispo hilltop, See Cyn Rd Comment
  CAS-BOT-BC116364  Delphinium parryi subsp. parryi Ernest C. Twisselmann 1955-5-27 2022 San Luis Obispo Navajo Canyon, La Panza Mountains 655 Comment
  SFV20441  Delphinium recurvatum S. Kimball 2005-4-6 461 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Simler Road. 590 Comment
  CAS-BOT-BC7878  Delphinium variegatum Clare B. Hardham 1956-3-27 314 San Luis Obispo Hills south east of Chimney Rock, Santa Lucia Mountains Comment
  UC1126070  Delphinium variegatum subsp. variegatum H. C. Lee 1937-4-29 858 San Luis Obispo 1 mi nnw Wellsona; Paso Robles Quadrangle (130D) Comment
  CAS-BOT-BC82999  Dendromecon rigida Alice Eastwood 1927-4-9 14374 San Luis Obispo Atascadero Road. Comment
  UCR28976  Deschampsia cespitosa subsp. holciformis David J. Keil 1982-6-26 16213 San Luis Obispo Central Coast, vicinity of Arroyo de la Cruz north of San Simeon Comment
  CAS-BOT-BC201625  Deschampsia danthonioides Clare B. Hardham 1960-4-21 5524 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  UC1126763  Descurainia pinnata W. A. Peterson 1937-3-16 615 San Luis Obispo 1.5 mi wsw La Panza Ranch; La Panza Quad. 533 Comment
  UCR252046  Descurainia pinnata Dan S. Cooper 2013-4-2 413- 84 San Luis Obispo Central Coast, Los Osos, Audubon Society Sweet Springs Preserve 6 Comment
  OBI53490  Descurainia pinnata Arthur W. Hazebrook 1991-4-19 25 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis hill, stabilized dunes approx 30 m up from riparian corridor that runs E-W along the NE facing side of the hill Comment
  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
  CAS-BOT-BC43224  Descurainia pinnata subsp. brachycarpa Roxana S. Ferris 1935-3-29 9083 San Luis Obispo 7 miles east of Pozo, on the Santa Maria-McKittrick Road. Comment
  UCD105242  Descurainia pinnata subsp. glabra Robert E. Preston 2010-3-30 2725 San Luis Obispo San Luis Obispo County: W side of Temblor Range, 5.4 mi ENE of Simmler. 1031 Comment
  OBI17945  Descurainia sophia Robert J. Rodin 1966-4-29 7174 San Luis Obispo Carissa Plains Comment
  SFV16217  Descurainia sophia J. M. Albert 1995-5-8 11 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. 1.2 miles along fire road about 5 miles north of Painted Rock. 800 Comment
  UCD67278  Dichelostemma capitatum G. F. Hrusa; D. Ragan 1995-6-20 12372 San Luis Obispo San Luis Obispo County: approximately 1/2 mile E and below summit of Mt. Lowe. 710 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
  OBI80807  Dichelostemma capitatum David J. Keil, with Kathleen Keil 1990-4-7 21366 San Luis Obispo 3 miles from Highway 58 along Hwy 229 south of Creston 365 Comment
  CAS-BOT-BC209091  Digitaria sanguinalis R. F. Hoover 1964-9-16 9306 San Luis Obispo Cal Poly Campus Comment
  UCR132045  Digitaria sanguinalis George K. Helmkamp 2003-7-31 8052 B San Luis Obispo Central Coast, west edge of Nipomo Hill at junction of Cienaga Rd. and Valley View Road 15 Comment
  SBBG124957  Diplacus fremontii C. B. Hardham 1960-5-11 5671 San Luis Obispo Delaganna Ranch, intersection of Cayucos Rd and York Mtn Rd Comment
  SBBG15719  Diplacus fremontii C. B. Hardham 1960-5-5 5615 San Luis Obispo Pine Mtn Comment
  CAS-BOT-BC153164  Diplacus fremontii Barbara Ertter; Jeffrey Strachan 1980-5-15 3402 San Luis Obispo South side Highway 58 0.6 miles east of San Juan Creek, Syncline Hill grade west of Carrizo Plain 548 Comment
  CAS-BOT-BC150704  Diplacus longiflorus Ernest C. Twisselmann 1956-11-3 3218 San Luis Obispo Canyonside below Salinas Dam 399 Comment
  CAS-BOT-BC153979  Diplacus rattanii Clare B. Hardham 1956-5-31 820 San Luis Obispo Adelaida Rd. Comment
  CDA6699  Dipsacus sativus L. Julian 2000-10-12 1 San Luis Obispo On route to Escuela Ranch. Road opposite Cuesta College from Highway 1. 0 Comment
  OBI14791  Dipsacus sativus David Gleason 1964-3-1 20 San Luis Obispo 1/2 mi S San Luis Obispo Comment
  RSA0008591  Dithyrea maritima E. R. Blakely 1960-7-2 3503 San Luis Obispo Between the beach and Oso Flaco Lake 6 Comment
  OBI27162  Dodecatheon clevelandii B. W. & T. W., T. W. 1967-3-25 s.n. San Luis Obispo Perfumo Cyn Comment
  OBI28535  Dodecatheon clevelandii John Jackman and Julie Truesdale, Julie Truesdale 1980-1 53 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  OBI4004  Dodecatheon clevelandii Elizabeth Rudd 1971-3-9 179 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  RSA212504  Dodecatheon clevelandii subsp. insulare R. W. Summers s.n. San Luis Obispo Base of San Luis Obispo Mountains Comment
  RSA8270  Dodecatheon clevelandii subsp. insulare I. L. Wiggins 1932-3-24 5845 San Luis Obispo Roadsides and hills near Adelaide, W. of Paso Robles. Comment
  UC55712  Dodecatheon clevelandii subsp. insulare Mrs. R. W. Summers 1882-2-27 San Luis Obispo San Luis Mt. Comment
  UCR161920  Dodecatheon clevelandii subsp. insulare George K. Helmkamp, E. A. Helmkamp 2005-2-24 8971 San Luis Obispo South Coast Ranges, along Huasna Road, c. 5 mi. NE of its junction with Huasna Towship Road (generally east of Arroyo Grande) 244 Comment
  JEPS86709  Dodecatheon clevelandii subsp. insulare L. R. Heckard with Jim Hickman et al. 1987-4-9 6645 San Luis Obispo 1.5 mi e of junction route 229 (on route 58 (Calf Canyon Rd., NE of Santa Margarita)); ne of Santa Margarita 400 Comment
  RSA643220  Dodecatheon clevelandii subsp. insulare Clare B. Hardham 1960-3-31 5290 San Luis Obispo Bee Rock. 305 Comment
  CAS-BOT-BC159527  Drymocallis glandulosa var. glandulosa Alice Eastwood 1926-5-3 13792 San Luis Obispo Avila Comment
  CAS-BOT-BC159574  Drymocallis glandulosa var. glandulosa R. F. Hoover 1964-5-13 8822 San Luis Obispo Tassajera Creek Comment
  SBBG104852  Dryopteris arguta M. D. Proctor, E. A. Young 1993-4-17 ROB 473 San Luis Obispo N side of Cerro Romualdo; Camp San Luis Obispo Comment
  OBI66751  Dudleya David J. Keil, with Mark Menke 2002-3-26 29769 San Luis Obispo Along unpaved road from southern end of Davenport Creek Road to top of Indian Knob Comment
  CAS-BOT-BC109536  Dudleya abramsii subsp. murina Alice Eastwood; John Thomas Howell 1938-6-14 5928 San Luis Obispo Prefumo Canyon. Comment
  UCD101868  Dudleya abramsii subsp. murina Daryl Koutnik 1978-6-19 530 San Luis Obispo San Luis Obispo County: West of Cerro Romauldo along Chorro Creek. 304 Comment
  SD130025  Dudleya bettinae Reid Moran 1977-6-30 24280 San Luis Obispo Serpentine, SW slope, Cayucos 49 Comment
  SD130026  Dudleya bettinae Reid Moran 1977-6-30 24286 San Luis Obispo Serpentine, NW slope, E of mouth of Corro Creek 49 Comment
  CDA38396  Dudleya blochmaniae G. F. Hrusa 1995-6-21 12404 San Luis Obispo Hollister Peak; S base of Hollister Peak, approx. 1/4 m to NW of old homestead. Comment
  JEPS27040  Dudleya blochmaniae subsp. blochmaniae Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-11 7420 San Luis Obispo above and e Morro Beach (just s of water tank) 91 Comment
  POM224468  Dudleya blochmaniae subsp. blochmaniae Alice Eastwood, J. T. Howell 1936-5-7 2288 San Luis Obispo Near Cayucos. Comment
  OBI6228  Dudleya caespitosa D. Waive Stager 1972-7-17 8 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park] Comment
  SEINET6911854  Dudleya caespitosa J. L. Crane, J. D. Schoknecht 1988-8-19 163 San Luis Obispo Coastal Highway 1, north of San Simeon. Comment
  OBI64820  Dudleya lanceolata David J. Keil, with Michael Curto 2001-5-15 29457 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  UC1731310  Dudleya lanceolata Dean Wm. Taylor with David J. Keil, John M. Miller 1993-6-22 13737 San Luis Obispo ridge between Coon Creek and Crowbar Canyon (on slope e of Last Benchmark, on PG&E Diablo Canyon Nuclear Power Plant facility site, Irish Hills); South Coast Ranges, Irish Hills 441 Comment
  CAS-BOT-BC414803  Dudleya lanceolata R. F. Hoover 1969-7-17 11472 San Luis Obispo Just west of cuesta Pass summit, on sandstone hill Comment
  CAS-BOT-BC213764  Dudleya murina Alice Eastwood 1928-5-19 15128 a San Luis Obispo Chorro Creek Road Comment
  OBI70205  Dudleya pulverulenta David J. Keil 2009-3-22 30568 San Luis Obispo San Luis Range. Upper Prefumo Canyon Comment
  OBI80877  Dudleya pulverulenta David J. Keil 2015-2-14 32625 San Luis Obispo Pismo Preserve. Vicinity of intersection between Thousand Hills Road and unpaved road into interior of preserve 30 Comment
  OBI40820  Dysphania ambrosioides David J. Keil 1977-8-7 12484 San Luis Obispo San Luis Obispo at Laguna Lake Comment
  CAS-BOT-BC291104  Eastwoodia elegans Lonnie Belden 1965-7-16 s.n. San Luis Obispo Southwest of Caliente Mt. top 792 Comment
  OBI69936  Echinochloa colona David J. Keil 1999-9-19 s.n. San Luis Obispo San Luis Obispo. corner of High Street and Parker Comment
  OBI80720  Echinochloa crus-galli David J. Keil 1992-10-19 23837 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  OBI43363  Echinochloa crus-galli Eric Wise 1981-10-23 1346 San Luis Obispo Sinton Middle Pond on Shell Crk rd 8.0 mi N of hwy 58 Comment
  CDA43201  Echium candicans Richard R. Halse 2015-3-24 9370 San Luis Obispo San Simeon, just south of the Motel 6 at 9070 Castillo Drive, near its junction with State Hwy. 1. Comment
  SBBG55642  Eclipta prostrata D. Keil 1979-10-27 13644 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix Crk, 0.2 mi from jct of Lopez Cyn Rd and Pozo Rd Comment
  CDA15204  Ehrharta calycina G. F. Hrusa 1998-7-21 14742 San Luis Obispo South Coast Ranges; Scattered on roadside, Price Canyon Rd. 2 mi. SW of intersection w/Hwy 227 at Edna. Substrate derived from shale, this species dominant further W where soil is sandy. Perennial, bunching. Comment
  UCSB41689  Ehrharta calycina Cushenbery, Brent 1981-4-10 San Luis Obispo 3 mi NW of Guadalupe at Nipomo Mesa 106 Comment
  OBI64138  Eleocharis bella Lynne Dee Althouse, Jason Dart 2004-4-23 235 San Luis Obispo Rocky Canyon Rd. Last private parcel on S side of the rd at the dead-end trailhead into Rocky Canyon from the Creston side 446 Comment
  OBI23322  Eleocharis coloradoensis Robert F. Hoover 1969-8-25 11551 San Luis Obispo San Luis Obispo, Laguna Lake Comment
  OBI32270  Eleocharis macrostachya David J. Keil, Eric Wise 1981-5-25 14836 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI22623  Eleocharis macrostachya Robert F. Hoover 1964-7-11 9157 San Luis Obispo Edna marsh Comment
  OBI35154  Eleocharis macrostachya Eric Wise 1981-6-26 692 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Drainage ditch a E entrance to Cambria Air Force Station 5.6 mi S of Cambria W of hwy 1 Comment
  OBI35162  Eleocharis macrostachya Eric Wise 1981-6-15 599 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Turri Rd, 1mi E of So. Bay Blvd Comment
  OBI35168  Eleocharis macrostachya Eric Wise 1981-6-27 729 b San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Alamo Crk near Twitchell Res Comment
  OBI58900  Eleocharis parishii David J. Keil 1998-8-19 27941 San Luis Obispo Rinconada Creek at intersection of Pozo Rd. and Las Pilitas Rd. 488 Comment
  RSA201688  Eleocharis parishii Robert F. Hoover 1964-5-10 7139 San Luis Obispo Alamo Creek near Cuyama River Comment
  RSA0029469  Eleocharis rostellata David J. Keil, Lynne Dee Oyler 1990-9-28 21470 San Luis Obispo San Luis Obispo-Santa Barbara County line area west of Guadalupe. From west end of West Main Street eastward along channel of Santa Maria River. 4 Comment
  OBI59223  Eleusine tristachya David J. Keil 1998-6-8 27684 San Luis Obispo Along Hwy 41 between Creston and Shandon, 5 miles E of junction with La Panza Rd. Comment
  OBI66571  Elodea canadensis D. R. Miller 1997-8-3 897 -677 San Luis Obispo Pine Mt Region. At Cat Fish Pond, near Monterey County line 600 Comment
  CAS-BOT-BC203877  Elymus X hansenii R. F. Hoover 1964-6-5 8936 San Luis Obispo Near summit of ridge just west of upper Lopez Canyon Comment
  OBI73000  Elymus condensatus David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25415 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  OBI28129  Elymus glaucus Rick Frelinger 1982-5-10 83 San Luis Obispo San Luis Crk in Reservoir Cyn, San Luis Obispo, CA Comment
  OBI21752  Elymus glaucus Robert F. Hoover 1964-6-5 8904 San Luis Obispo SE of Cuesta Pass Comment
  OBI21758  Elymus glaucus Robert F. Hoover 1964-6-5 8935 San Luis Obispo Near summit of ridge W of upper Lopez Cyn Comment
  UCD62307  Elymus glaucus I. J. Condit 1910-6-2 s.n. San Luis Obispo San Luis Obispo County: California Polytechnic School grounds, San Luis Obispo. Comment
  OBI65690  Elymus hispidus D. R. Miller 1994-8-27 894 -531 San Luis Obispo Along the dam bank on George Edmunson's pond; E slope of Pine Mt; Tobacco Crk drainage 610 Comment
  OBI21764  Elymus mollis Robert F. Hoover 1947-2-19 6617 San Luis Obispo N end of Morro Bay Comment
  SD249104  Elymus multisetus David 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. 35 Comment
  UC33708  Elymus multisetus Joseph Burtt Davy 1901-5 7601 San Luis Obispo Rancho Asuncion Templeton Comment
  OBI59694  Elymus triticoides David J. Keil, with V. L. Holland 2001-5-29 29509 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  OBI21792  Elymus triticoides Robert F. Hoover 1964-7-9 9119 San Luis Obispo Santa Margarita, along railway Comment
  CDA15120  Emmenanthe penduliflora G. F. Hrusa 1998-4-25 14206 San Luis Obispo La Panza Range immediately above La Panza Camp. Comment
  UC2027258  Emmenanthe penduliflora David Keil 1987-5-6 20122 San Luis Obispo Highway 229 ca 1/2 mile north of junction Highway 58. Comment
  UC52177  Emmenanthe penduliflora Rev. R. W. Summers 1886-2-26 San Luis Obispo Sandhills, near sea Comment
  RSA0028212  Ephedra viridis Greg Wilvert 2005-4-24 310 San Luis Obispo 1.4 kilometers S of Padrones Spring. 1109 Comment
  SFV16390  Ephedra viridis P. M. Schiffman 1993-4-24 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area, east facing hillside behind Wells Ranch house. Comment
  OBI11883  Epilobium canum Robert F. Hoover 1965-9-29 9680 San Luis Obispo Santa Lucia Range; Tassajera crk Comment
  OBI30989  Epilobium canum subsp. canum Julie M. Vanderwier 1979-8-11 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI43571  Epilobium ciliatum David J. Keil, Eric Wise 1982-7-2 16282 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn trl Comment
  OBI12048  Epilobium ciliatum Robert F. Hoover 1964-8-13 9223 San Luis Obispo Santa Lucia Range. Mouth of Morro Crk Comment
  UC1713139  Epilobium ciliatum subsp. watsonii I. J. Condit June 1912 San Luis Obispo San Carpojo Coast Comment
  OBI73018  Epilobium minutum David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-27 25426 San Luis Obispo West Cuesta Ridge at east end of botanical area Comment
  OBI65799  Epilobium minutum D. R. Miller 1994-4-30 494 -288 San Luis Obispo Pine Mtn Region. Along Road edge above Cline Cabin; Tobacco Crk drainage 488 Comment
  RSA133109  Epipactis gigantea Clare B. Hardham 1959-6-10 4823 San Luis Obispo Santa Lucia Mountains: Santa Rita Road, head of Old Creek Canyon Comment
  UC454363  Equisetum X ferrissii unknown 143 San Luis Obispo Poly Creek Middle Coast California, Poly Creek Comment
  SBBG62095  Equisetum hyemale D. Keil with K. Jones, S. Cochrane, M. G. McLeod, B. andL. Burdette, A. Griffith 1984-3-10 18093 San Luis Obispo Big Coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake rd, 3.6 mi from jct with State Hwy 1 Comment
  OBI46288  Equisetum hyemale David J. Keil, K. Jones, S. Cochrane, M. G. McLeod, Bernard and Lela Burdette, and Austin Griffiths 1984-3-10 18093 San Luis Obispo Nipomo Mesa. Big Coreopsis Hill S of Oso Flaco Lake, at end of Oso Flaco Lake Raod, 3.6 miles from junction with State Highway 1. Comment
  CAS-BOT-BC57446  Equisetum laevigatum R. F. Hoover 1952-4-19 8116 San Luis Obispo Alamo Creek near confluence with Cuyama River Comment
  CAS-BOT-BC57592  Equisetum telmateia R. F. Hoover 1946-9-17 6423 San Luis Obispo Oceano Comment
  OBI5355  Equisetum telmateia Robert J. Rodin 1972-2-12 8745 San Luis Obispo In Montana de Oro State Park Comment
  SBBG108112  Equisetum telmateia subsp. braunii C. B. Hardham 1960-4-2 5284 San Luis Obispo Cambria Comment
  UC1927887  Equisetum telmateia subsp. braunii David Keil, Tina Teed and Mariko Uchida 2001-6-15 29567 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure Comment
  RSA0042121  Equisetum telmateia var. braunii LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6411 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
  RSA43024  Equisetum telmateia var. braunii Robert F. Hoover 1946-9-17 6423 San Luis Obispo Oceano Comment
  OBI59109  Eragrostis barrelieri David J. Keil 1998-8-26 28042 San Luis Obispo Hwy 166, 1.4 miles E of junction with US 101. Comment
  CAS-BOT-BC204498  Eragrostis cilianensis Ernest C. Twisselmann 1954-11-20 1672 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County 667 Comment
  CAS-BOT-BC204502  Eragrostis cilianensis Ernest C. Twisselmann 1960-10-12 6019 San Luis Obispo Raymond Twisselmann residence, Shandon 329 Comment
  OBI3131  Eragrostis mexicana Larry E. Brown 1971-7-23 2065 b San Luis Obispo In the Paso Robles area Comment
  SBBG130679  Eragrostis mexicana subsp. virescens D. J. Keil 2012-7-18 31425 San Luis Obispo Oceano, 1730 Railroad St, near intersection with Ocean St, base of retaining wall between rd and warehouse 8 Comment
  CAS-BOT-BC291168  Erechtites glomeratus Louise Squibb 1961-4-22 7121 San Luis Obispo Santa Lucia Mountains. 5.5 miles east of Rte. 1. San Simeon Creek Road Comment
  RSA142499  Erechtites glomeratus Clare B. Hardham, Louise Squibb 1961-4-22 7121 San Luis Obispo 5.5 miles east of Rte. 1, San Simeon Creek Road. Comment
  CAS-BOT-BC209651  Eremalche parryi R. F. Hoover 1967-4-15 10456 San Luis Obispo Canyon just west of Cottonwood Canyon bridge, lower Cuyama Valley Comment
  OBI8566  Eremalche parryi subsp. kernensis Craig Woods 1978-4-9 41 San Luis Obispo Carrizo Plain, 1/2 mi NW of Hurricane Rd, along Sim. soda lake rd Comment
  OBI36481  Eremalche parryi subsp. kernensis Charlotte L. Bowen 1983-5-25 743 San Luis Obispo Crest of Temblors on Crocker Grade, Panorama Hills Quad:T31S, R21E, SW1/4SE1/4 sec 23 991 Comment
  SBBG83984  Eremalche parryi subsp. parryi C. F. Smith 1986-5-15 12094 San Luis Obispo W of Caliente Mtn lookout 1524 Comment
  SFV20409  Eremalche parryi subsp. parryi S. Kimball 2005-4-6 460 San Luis Obispo Carrizo Plain Carrizo Plain. Hills above wash, road from Travers Ranch. 745 Comment
  CAS-BOT-BC160162  Eremothera boothii subsp. decorticans Clare B. Hardham 1956-5-15 710 San Luis Obispo Peachy Canyon Comment
  RSA0104111  Eriastrum calocyanum Clare B. Hardham, C. Butterworth 1960-6-4 6011 San Luis Obispo South side Black Mt. Pozo Dist. Comment
  OBI83375  Eriastrum densifolium subsp. austromontanum David J. Keil 27892 San Luis Obispo Caliente Range. Selby Rd., 0.3 miles S of Caliente Ridge Rd., 6.2 miles from junction with Soda Lake Rd. Comment
  SD72260  Eriastrum densifolium subsp. densifolium Austin Griffiths Jr. 1967-8-13 5379 San Luis Obispo Just south of Black Lake, near north end of Nipomo Dunes. Comment
  UC574950  Eriastrum densifolium subsp. densifolium T. Craig 1933-7-3 1875 San Luis Obispo sand hills 1-3 mi s Pismo Beach 6 Comment
  CDA39994  Eriastrum densifolium subsp. elongatum T. C. Fuller 1962-7-19 9247 San Luis Obispo Road to Creston, ca. 3.0 miles northeast of Santa Margarita. 0 Comment
  SBBG132569  Eriastrum pluriflorum subsp. pluriflorum D. Keil 2010-6-1 30834 San Luis Obispo San Juan Crk Bridge at Hwy 58, eastern La Panza Mtns 450 Comment
  OBI7643  Eriastrum pluriflorum subsp. pluriflorum Christian Smith 1974-5-15 San Luis Obispo California Valley along highway 58 Comment
  UC1118651  Ericameria arborescens B. Bolt 1936-4-21 682 San Luis Obispo 4 mi ene of mouth of Smith Creek; Cayucos Quadrangle 457 Comment
  UCR67022  Ericameria arborescens George K. Helmkamp 1990-9-3 s.n. San Luis Obispo Central Coast, south end of Morro Bay, southwest of Baywood Park 15 Comment
  RSA354851  Ericameria cuneata var. spathulata C. F. Smith 1950-3-18 2579 San Luis Obispo Near base of Freeborn Mountain on Carrizo Plain SW of Simmler Comment
  CAS-BOT-BC292906  Ericameria ericoides R. F. Hoover 1946-10-18 6500 San Luis Obispo Upper Arroyo Grande Comment
  OBI50309  Ericameria ericoides Tawny Odegard 1985-3-10 20 San Luis Obispo SE of Morro Bay, .5 mi down Pecho Valley rd after passing "Golf Course" sign turn right on dirt road just past "Deer" sign and continue toward dunes for .5 mi MBKR site is on the left Comment
  OBI57764  Erigeron blochmaniae Austin P. Griffiths 1980-8-12 s.n. San Luis Obispo Pismo Dunes; along margin of entrance SW corner of Pismo Beah State park entrance Comment
  OBI54309  Erigeron bonariensis David J. Keil 1996-6-7 25898 San Luis Obispo Laguna Lake Park, San Luis Obispo Comment
  OBI27330  Erigeron canadensis Robert L. Allen, Nancy E. Arnold 1981-5-17 319 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
  OBI16707  Erigeron canadensis R. R. La Belle 1967-10-10 44 San Luis Obispo Laguna Lake, San Luis Obispo Comment
  SEINET11859405  Erigeron foliosus E. A. Purer 1938-8-22 7877 San Luis Obispo no further locality Comment
  POM357486  Erigeron foliosus var. blochmaniae K. K. Muller 1965-7-27 1398 San Luis Obispo Grassy plain behind sand dunes, outlet from Oso Flaco to the ocean Comment
  SBBG118007  Erigeron foliosus var. foliosus E. Painter, M. Wetherwax, J. Greenhouse 2003-6-25 CR 459 San Luis Obispo San Marcos Crk, near jct of San Marcos Rd and Generals Rd; Camp Roberts 275 Comment
  OBI31993  Erigeron philadelphicus David J. Keil 1981-6-20 14857 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  OBI76606  Erigeron philadelphicus var. philadelphicus Michael Walgren 2012-4-16 267 San Luis Obispo Between the intersection of Cayucos Crk Rd and Picachio Rd and 1.5 mi in on Picachio Rd, Cayucos Comment
  OBI2745  Eriodictyon crassifolium var. nigrescens Robert F. Hoover 1947-5-10 7141 San Luis Obispo Cuyama River at hwy crossing just below Gypsum Cyn Comment
  SBBG108069  Eriodictyon tomentosum C. B. Hardham 1956-6-10 907 San Luis Obispo hills, foot of Tierra Redonda Comment
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Feb 18 2015
  RSA131987  Eriodictyon tomentosum Gale Sphon 1959-6-6 361 San Luis Obispo La Panza Campground, Los Padres National Forest. Comment
  CDA42273  Eriogonum angulosum G. F. Hrusa, M. Pitcairn 2015-4-13 18623 San Luis Obispo Caliente Mts., Pipeline Rd., west side of east end of Carrizo Plain. 917 Comment
  OBI59235  Eriogonum angulosum G. F. Hrusa 2000-9-30 15700 San Luis Obispo Carrizo Plain Natural Area. Elkhorn Grade, 1 st summit to E of Soda Lake Rd 884 Comment
  OBI75281  Eriogonum baileyi David J. Keil, with George Butterworth 2011-9-23 31102 San Luis Obispo Carrizo Plain. Padrones Road, south of Soda Lake Road near base of Caliente Range 835 Comment
  OBI25762  Eriogonum baileyi var. baileyi David J. Keil 1980-9-16 14201 San Luis Obispo Calf Cyn along Hwy 58 ca 0.5 mi W of jctn with hwy 229 Comment
  OBI76892  Eriogonum baileyi var. baileyi D. R. Miller 2011-9-16 911 .1001 San Luis Obispo Rocky Butte/ Pine Mtn Region. In Bear Cyn on Tobacco Crk drainage 500 Comment
  SEINET3928277  Eriogonum baileyi var. baileyi D. R. Miller 2011-9-16 911 .1001 San Luis Obispo A localized stand of perhaps 50 plants growing on a chapperal road cut ridge in Bear Canyon on tobacco creek drainage.; 0 500 Comment
  UC1583620  Eriogonum cithariforme David Keil with M. A. Corky Matthews, Janet Haden, Suzanne Schettler, Steve Edwards, and Jim... 1988-6-11 20703 San Luis Obispo along system of ridges and canyons just n Arroyo de la Cruz (n of San Simeon) Comment
  UC2027441  Eriogonum clavatum Greg Wilvert 2005-4-23 297 San Luis Obispo Southeast Half of the Caliente Range. 2 km NW of Lawson Spring. Comment
  CAS-BOT-BC246605  Eriogonum elegans R. F. Hoover 1966-9-16 10044 San Luis Obispo Sandy bed of Salinas River at mouth of Rocky Canyon Comment
  JEPS47697  Eriogonum elegans A. Norton 1891-1 San Luis Obispo Salinas River Comment
  OBI29947  Eriogonum elongatum David J. Keil 1978-10-20 s.n. San Luis Obispo Reservoir cyn Comment
  OBI54161  Eriogonum fasciculatum David J. Keil, Kathleen Keil 1995-4-15 24890 San Luis Obispo Shell Creek rd, ca. 1/2 mi N of jctn with Calif rte 58 Comment
  UCSB70437  Eriogonum fasciculatum H., B.; Noe, C. 1989-7-14 San Luis Obispo Cuesta tunnel area, below tunnel outlet. Comment
  OBI11114  Eriogonum fasciculatum var. fasciculatum P. J. Justen 1966-5-31 46 San Luis Obispo About 1/2 mi E of the reservoir in Reservoir Cyn Comment
  SBBG95344  Eriogonum fasciculatum var. fasciculatum D. Keil, R. Riggins 1986-4-26 19243 San Luis Obispo SW flank of Temblor Range. 3.05 mi E of rd to center of Carrizo Plain (to RC Farm) on Elkhorn Rd and N, 0.25 mi to gate on unnamed dirt road 762 Comment
  OBI75663  Eriogonum fasciculatum var. foliolosum D. R. Miller 2011-9-2 911 .994 San Luis Obispo Rocky Butte/Pine Mt region. From Tobacco crkway between 1st and 2nd crossing 381 Comment
  UC1315073  Eriogonum gossypinum R. F. Hoover 1967-6-4 10609 San Luis Obispo canyon near north end of Elkhorn Plain; Temblor Range, Elkhorn Plain Comment
  RSA279678  Eriogonum gracillimum James L. Reveal 1978-6-25 4766 San Luis Obispo Along California Highway 58, 2 miles east of the San Juan River Bridge at the base of Syncline Hill, 1.3 miles west of the Cholame turnoff. 610 Comment
  UCD147334  Eriogonum gracillimum Michael Gordon 2010-5-20 CARR 1518 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, Calliente Range. The stand extends mostly SE from its intersection with Selby Ridge Rd. almost to the radio tower. 1090 Comment
  OBI65173  Eriogonum heermannii Greg Wilvert 2005-6-13 473 San Luis Obispo SE Half of the Caliente Range; 1 km W of the N end of Padrones Cyn 1010 Comment
  OBI76684  Eriogonum nudum var. indictum Jason Dart 2007-8-31 301 San Luis Obispo Palo Prieto Conservation Bank. Temblor Range, Still Parcel, 0.6 mi ESE of Twisselman Lake 713 Comment
  CAS-BOT-BC261428  Eriogonum nudum var. indictum Ernest C. Twisselmann 1954-9-29 1607 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta [Prieto] Canyon: 4 miles south of Cholame 487 Comment
  CAS-BOT-BC261431  Eriogonum nudum var. indictum Ernest C. Twisselmann 1968-10-17 15018 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta [Prieto] Canyon 548 Comment
  CAS-BOT-BC272000  Eriogonum nudum var. pubiflorum Susan G. Stokes 1933-7-6 72 San Luis Obispo Paso Robles Comment
  OBI78416  Eriogonum ordii Robert F. Hoover 1967-3-27 10283 San Luis Obispo Chalk Mt, N side of Cuyama Valley Comment
  OBI35286  Eriogonum parvifolium Melody Dickens 1980-7-4 39 BH San Luis Obispo Collected on Black HIll, Morro Bay state park Comment
  OBI50341  Eriogonum parvifolium Tawney Odegard 1985-7-20 48 San Luis Obispo Morro Bay Kangaroo Rat Reserve. SE of Morro Bay, 0.5 mi down Pecho Valley rd after passing "Golf Course" sign, turn rt on dirt rd just past "Deer" sign and continue toward dunes for 0.5 mi. MBKR site is on the left Comment
  UCR245428  Eriogonum parvifolium Elizabeth A. Kempton, Adriana Sanchez 2007-4-14 459 San Luis Obispo Central Coast, near Morro Bay on dunes north of Howard Avenue 4 Comment
  CAS-BOT-BC257890  Eriogonum parvifolium C. V. Morton 1955-9-6 8704 San Luis Obispo Near San Simeon Comment
  RSA176272  Eriogonum parvifolium var. parvifolium Robert F. Thorne, Percy C. Everett 1962-10-3 31417 San Luis Obispo Near Oso Flaco Lake. 5 Comment
  CAS-BOT-BC263435  Eriogonum temblorense Ernest C. Twisselmann 1954-9-10 1569 San Luis Obispo Cottonwood Pass, 6 miles east of Cholame, Temblor Range and the Western San Joaquin Valley 563 Comment
  CAS-BOT-BC263442  Eriogonum temblorense John Thomas Howell; E. C. Twisselmann 1969-4-14 45497 San Luis Obispo Polonio Pass 539 Comment
  JEPS108307  Eriogonum temblorense David Gowen 2005-5-23 San Luis Obispo Polonio Pass, hills E of Hwy 46 Comment
  JEPS67146  Eriogonum temblorense John Thomas Howell and E. C. Twisselmann 1969-4-14 45497 San Luis Obispo Polonio Pass 539 Comment
  UC1296110  Eriogonum viridescens R. F. Hoover 1949-5-29 7729 San Luis Obispo w side Cottonwood Pass Cottonwood Pass Comment
  OBI28273  Eriophyllum confertiflorum Rick Frelinger 1982-5-10 69 San Luis Obispo San Luis Creek in Reservoir cyn Comment
  CAS-BOT-BC304089  Eriophyllum confertiflorum Tracey Call; Viola Call 1965-5-31 2377 San Luis Obispo 2 miles up Reservoir Canyon 152 Comment
  OBI24087  Eriophyllum confertiflorum var. confertiflorum Janice M. Toyoshima unk M 5 -27 San Luis Obispo South of Shark inlet, Morro Bay Comment
  UC1118354  Eriophyllum confertiflorum var. confertiflorum B. Bolt 1936-1-21 554 San Luis Obispo 1st peak nw Cerro San Luis Obispo; San Luis Obispo Quad. 304 Comment
  RSA165484  Eriophyllum lanatum var. achilleoides Clare B. Hardham 1963-7-3 10899 San Luis Obispo Waterdog Creek. Sargent Cypress Grove 610 Comment
  UC608347  Eriophyllum multicaule C. A. Graham 1938-4-8 293 San Luis Obispo 0.5 mi wsw of Bee Rock (Bee Rock Canyon, a tributary of the San Antonio River, sw of Bradley); Bradley Quadrangle, Bee Rock Canyon 457 Comment
  RSA122470  Eriophyllum multicaule C. M. Belshaw 1936-3-28 1735 San Luis Obispo 4 miles S of Morro 0 Comment
  SD120849  Eriophyllum multicaule Dale E. Johnson, J. E. Eckenwalder 1975-3-16 163 San Luis Obispo West edge of Nipomo Mesa; 4.8 km southwest of Nipomo. Comment
  UC55682  Eriophyllum multicaule Mrs. R. W. Summers 1884-6-17 San Luis Obispo Pecho Pecho (sand beach) Comment
  CAS-BOT-BC301904  Eriophyllum pringlei R. F. Hoover 1947-3-29 6802 San Luis Obispo 5 mi. e. of Creston on La Panza road Comment
  SJSU3410  Eriophyllum pringlei C. W. Sharsmith 1962-4-22 6894 San Luis Obispo by Shell Cr, San Juan Cr drainage, 12 mi S of Shannon 414 Comment
  UCR123158  Eriophyllum staechadifolium George K. Helmkamp, E. A. Helmkamp 2002-4-16 7409 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  UCR131475  Eriophyllum staechadifolium June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, Coon Creek Trail, Montana de Oro State Park 61 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
  OBI35770  Erodium brachycarpum Allison Berry 1984-2-26 25 San Luis Obispo Camp San Luis Shooting Facility, 6.5 mi N of San Luis Obispo on hwy 1. Near entrance gate Comment
  OBI47136  Erodium cicutarium lynne Dee Oyler 1986-3-21 356 San Luis Obispo Agua Escondido, N slope and hilltop NE of Arroyo Grande. Trees W and N of USFS blue oak study site. Each sample taken from S side Comment
  SBBG107301  Eryngium armatum C. B. Hardham 1959-5-21 4586 San Luis Obispo Cambria Comment
  CAS-BOT-BC54459  Erysimum capitatum Alice Eastwood; John Thomas Howell 1938-6-13 5915 San Luis Obispo Calf Canyon. Comment
  CAS-BOT-BC54455  Erysimum capitatum Alice Eastwood; John Thomas Howell 1937-4-29 4113 San Luis Obispo San Diego Canyon, Temblor Range. Comment
  CAS-BOT-BC54470  Erysimum capitatum G. B. Rossbach; R. P. Rossbach 1938-5-8 833 San Luis Obispo Near Shandon. 365 Comment
  OBI15034  Erysimum capitatum var. capitatum John Thomas Howell 1948-6-15 24361 San Luis Obispo Red Hills SE of Shandon 762 Comment
  CLARK-A1045-1338  Erysimum suffrutescens George K. Helmkamp 1977-7-4 San Luis Obispo Los Osos vacant lot; ; Morro Bay S 7.5'Q 30 Comment
  SBBG45268  Erysimum suffrutescens L. W. Edge 1972-5-7 134 San Luis Obispo Santa Ysabel Ave, Baywood Park Comment
  RSA585838  Eschscholzia caespitosa subsp. caespitosa F. L. Johnson, E. A. Young 1993-5-23 ROB 0498 San Luis Obispo Twin Bridges on Boyscout Rd. Comment
  CAS-BOT-BC403490  Eschscholzia californica Alice Eastwood; John Thomas Howell 1938-6-14 5924 San Luis Obispo Prefumo Canyon Comment
  CAS-BOT-BC403519  Eschscholzia californica Ernest C. Twisselmann 1956-4-3 2607 San Luis Obispo La Panza Range. Upper Cammatta Canyon 502 Comment
  SBBG93842  Eschscholzia californica S. A. Junak 1990-5-15 4331 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, on W side of upper middle fork of Chorro Crk, at NW corner of Pick and Shovel Mine 579 Comment
  UCD94083  Eschscholzia californica Shannon M. Still 2006-5-14 100 San Luis Obispo California. San Luis Obispo County: Along Little Morro Creek Rd. in Morro Bay. 11 Comment
  UCR161685  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2005-2-24 8964 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
  CDA17629  Eschscholzia californica Austin Griffiths 1977-12-5 s.n. San Luis Obispo Oceano Region; Between Halcyon and Oceano. Comment
  UC775023  Eschscholzia californica C. B. Wolf and P. C. Everett 1941-10-1 11162 San Luis Obispo 1/2 mi n Piedras Blancas Lighthouse (along coast) 7 Comment
  SBBG119648  Eschscholzia hypecoides E. Painter, M. Wetherwax 2000-5-16 CR 64 San Luis Obispo steep scree slope upstream from Twin Bridges, Nacimiento River; Camp Roberts 160 Comment
  UCR42688  Eschscholzia hypecoides C. F. Smith 1973-4-26 10520 San Luis Obispo E base of Caliente Mtn, Upper Cuyama Valley 651 Comment
  UC524061  Eschscholzia lemmonii Ira L. Wiggins 1932-3-21 5812 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  CAS-BOT-BC76470  Eschscholzia lemmonii Ernest C. Twisselmann 1962-4-2 6750 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Davidson Hills just east of Grant's Lake. 594 Comment
  UC1296231  Eschscholzia lemmonii R. F. Hoover 1950-4-14 7821 San Luis Obispo Panorama Hills Comment
  SJSU3360  Eschscholzia lemmonii subsp. lemmonii C. W. Sharsmith 1962-4-21 6835 San Luis Obispo foot of Recruit Canyon near Crocker Peak, Temblor Range Comment
  OBI23408  Eucalyptus camaldulensis Larry Truesdell 1972-5-10 4 San Luis Obispo Cal Poly campus in the archy patio Comment
  OBI12262  Eucalyptus globulus Jack M. Farrell 1955-2-21 10 San Luis Obispo Cal Poly campus Comment
  OBI12254  Eucalyptus polyanthemos Jack M. Farrell 1955-2-21 59 San Luis Obispo Cal Poly campus Comment
  HSC91673  Eucalyptus viminalis Susan H. Bicknell 1988-8-17 San Luis Obispo Montana de Oro State Park, by Equestrian Trail. Comment
  OBI60894  Euphorbia oblongata Meghan Reeves 2002-5-15 9 San Luis Obispo N bank on Abbot St E of Grand Ave 70 Comment
  CAS-BOT-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
  OBI66942  Euphorbia spathulata David J. Keil, with Kathleen A. Keil 2001-4-20 29369 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 421 Comment
  OBI72292  Euphorbia spathulata Anthony Baniaga, Theo Fitanides 2010-4-18 126 San Luis Obispo Tierra Redonda Mtn BLM ACEC 353 Comment
  CAS-BOT-BC310716  Euthamia occidentalis R. F. Hoover 1965-9-7 9542 San Luis Obispo Santa Lucia Range. Santa Rita Creek west of Templeton Comment
  OBI15448  Euthamia occidentalis Robert F. Hoover 1946-9-14 6384 San Luis Obispo Creston Comment
  CDA17585  Euthamia occidentalis Austin Griffiths 1981-9-21 s.n. San Luis Obispo Pismo Dunes Region; State Hwy 1, at Grand Ave., Grover City, Comment
  SD40218  Extriplex californica Edith A. Purer 1940-8-2 7987 San Luis Obispo Oso Flaco Lake Comment
  OBI2539  Festuca arundinacea Larry E. Brown 1970-4-18 1777 San Luis Obispo Along Los Osos Valley Rd. Along Los Osos Valley rd near Baywood Park Comment
  OBI33058  Festuca californica David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 17008 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  SBBG110221  Festuca californica C. B. Hardham 1957-5-30 2041 San Luis Obispo South Rd to Adelaida, Fair Oaks Ranch Comment
  RSA201564  Festuca californica subsp. hitchcockiana Robert F. Hoover 1964-5-14 8864 San Luis Obispo See Canyon. Comment
  UCR67874  Festuca myuros David J. Keil, Lynne Dee Oyler, Rick Oyler 1986-5-17 19488 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
  OBI30743  Festuca perennis Rhonda Riggins 1982-3-13 1329 San Luis Obispo Pennington Crk Bio Reserve Comment
  OBI43346  Festuca perennis Eric Wise 1982-4-29 1433 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI3502  Festuca perennis Lynch 1971-6-5 57 San Luis Obispo Smith Reservoir, Cal Poly Campus, San Luis Obispo Comment
  OBI43345  Festuca perennis Eric Wise 1981-9-29 1207 San Luis Obispo Orcutt Rd, 2.3 mi S of Johnson Ave, SLO Comment
  UCSB28072  Festuca perennis Blakley, E. 1962-5-31 San Luis Obispo South bank near the mouth of Santa Maria River 6 Comment
  OBI35274  Foeniculum vulgare H. E. Jones 1981-5-18 9 San Luis Obispo Point Piedras Blancas. Approx 1/4 mi W from locked gate along N side of rd Comment
  UC55314  Forestiera pubescens J. H. Barber 1900-8-30 San Luis Obispo bank of Salinas River 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
  OBI6666  Frangula californica subsp. californica Greg Hassen 1975-7-8 25 San Luis Obispo Poly Cyn, Cal Poly Campus Comment
  SBBG93776  Frangula californica subsp. californica S. A. Junak 1990-7-12 4393 San Luis Obispo W Cuesta Ridge, just E of saddle at W end of Cuesta Ridge Botanical Area on N side of W Cuesta Ridge Rd (USFS Rd 29S11.3) ca. 5.6 mi W of Hwy 101 731 Comment
  OBI28559  Frangula californica subsp. tomentella John Jackman & Julie Truesdale, Julie Truesdale 1980-1 35 San Luis Obispo MacGillivary Ranch, Adelaida Comment
  OBI8435  Frangula californica subsp. tomentella David J. Keil 1977-7-3 12475 San Luis Obispo Campus of Calif Polytechnic State Univ, San Luis Obispo Comment
  RSA212258  Frankenia salina Robert F. Hoover 1965-9-19 9625 San Luis Obispo Carrizo Plain on west side of Soda Lake. Comment
  UC1123348  Fraxinus dipetala H. C. Lee 1937-4-21 846 San Luis Obispo 1.5 mi w Paso Robles; Paso Robles Quad. 320 Comment
  OBI12174  Fraxinus dipetala Unknown 1960-4-22 s.n. San Luis Obispo 2 mi W of Paso Robles Comment
  OBI65723  Fremontodendron californicum D. R. Miller, Kathy Fry 2000-5-2 500 /724 San Luis Obispo Pine Mt Region along a slope inland from the lookout tower, Town Crk drainage 823 Comment
  RSA173974  Fremontodendron californicum Robert F. Thorne, Percy C. Everett 1963-6-7 32141 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway. 549 Comment
  OBI7254  Fremontodendron californicum Robert J. Rodin 1974-5-4 9489 San Luis Obispo Cuesta road NW of hwy 101 only on left side of road Comment
  CAS-BOT-BC130281  Fritillaria biflora Gertrude Sinsheimer 1934-3-1 s.n. San Luis Obispo San Simeon Bay Comment
  OBI25467  Fritillaria biflora David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14009 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
  SBBG104785  Fritillaria biflora M. D. Proctor, E. A. Young 1993-3-20 ROB 277 San Luis Obispo 1 km NE of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG110202  Fritillaria biflora C. B. Hardham 1956-2-24 147 San Luis Obispo San Simeon Crk Comment
  SBBG996  Fritillaria biflora C. B. Hardham 1957-4-14 1658 San Luis Obispo St Hwy 41, between Cambria and Paso Robles Comment
  SEINET12043999  Fritillaria biflora Unknown 1895-1 s.n. San Luis Obispo Arroyo Grande Comment
  UC984902  Fritillaria biflora Ira L. Wiggins 1949-4-9 11996 San Luis Obispo 1.5 mi s of Atascadero Comment
  SBBG120106  Galium andrewsii subsp. andrewsii E. Painter, M. Wetherwax 2001-2-21 CR 137 San Luis Obispo bench above Nacimiento River, W of Boy Scout Rd, SW of Twin Bridges; Camp Roberts Comment
  SBBG93558  Galium andrewsii subsp. intermedium T. J. Ayers, S, Junak, D. Young 1989-4-27 San Luis Obispo just W of Cuesta Ridge Botanical Area Comment
  OBI73485  Galium angustifolium subsp. angustifolium David J. Keil, with Mike Mattina 2010-5-31 30804 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  CAS-BOT-BC223083  Galium hardhamiae Clare B. Hardham 1960-6-1 5954 San Luis Obispo Santa Lucia Mountains. Headwaters Arroyo de la Cruz and Little Burnett Creeks 609 Comment
  OBI28153  Galium porrigens Jeffery Null 1980-5-13 44 San Luis Obispo Ecological Study Area, Calif Polytechnic State Univ, San Luis Obispo Comment
  JEPS83596  Galium porrigens var. porrigens Clare B. Hardham 1987-6-26 30460 San Luis Obispo Surprise Lake Nipomo Dunes Comment
  OBI78088  Galium porrigens var. tenue George Butterworth 2013-3-21 898 San Luis Obispo San Juan Rd .9 mi S of San Juan Spur Rd 707 Comment
  OBI58698  Galium tricornutum David J. Keil 1998-6-5 27596 San Luis Obispo Junction Hwy. 58 and Pozo Rd. E of Santa Margarita. Comment
  OBI16410  Gamochaeta ustulata Robert F. Hoover 1949-5-7 7661 San Luis Obispo Piedras Blancas Point (just N of) Comment
  CAS-BOT-BC208393  Garrya elliptica David D. Keck 1933-5-4 2179 San Luis Obispo Headwaters of Las Tablas Creek, near summit of grade, east side of Cypress Mtn. Comment
  CDA2174  Gastridium phleoides David J. Keil, V. L. Holland 1999-4-27 28272 San Luis Obispo Camp Roberts, along McMillan Airstrip. 0 Comment
  CAS-BOT-BC283918  Gastridium ventricosum Clare B. Hardham 1961-5-18 7094 San Luis Obispo Santa Lucia Mountains. Ocean View Mine, N of Cambria Comment
  UCR123549  Gazania linearis George K. Helmkamp, Elizabeth Helmkamp 1999-11-10 5336 A San Luis Obispo Central Coast, Atascadero State Beach, 1.2 mi NNW of the junction of Calif. Hwy 1 and Calif. Hwy 41 6 Comment
  SBBG83709  Genista monspessulana D. Koutnik 1978-6-19 529 San Luis Obispo Prefumo Cyn 243 Comment
  HSC91857  Geranium dissectum Susan H. Bicknell, T. P. Worley 1989-4-17 San Luis Obispo Montano de Oro State Park, MDO1 Comment
  OBI11909  Geranium dissectum Dave Imper 1977-4-7 112 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  OBI25586  Geranium dissectum David J. Keil 1981-5-16 14690 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI4998  Geranium dissectum Bob Hickox 1967-11-25 8 San Luis Obispo 3 mi from Morro Bay Comment
  CAS-BOT-BC257671  Gilia achilleifolia R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-28 732 San Luis Obispo Carrizo Plain National Monument. Sulphur Spring, 1.3 miles southwest of Washburn Ranch House 807 Comment
  SEINET14623517  Gilia achilleifolia subsp. achilleifolia B. Cobb 1907-5-1 s.n. San Luis Obispo Paso Robles. Comment
  SEINET8007681  Gilia achilleifolia subsp. achilleifolia Joanna Schultz 1993-4-12 1993 -18 San Luis Obispo Shell Creek, Reservoir Canyon, coastal oak woodland, California State Comment
  OBI76605  Gilia capitata Michael Walgren 2012-4-16 268 San Luis Obispo Near the inland terminus of Thunder Cyn Rd, which runs N-E off of Cayucos Crk Rd, Cayucos Comment
  UC1023802  Gilia clivorum R. F. Hoover 1947-4-12 6901 San Luis Obispo Upper Navajo Creek La Panza Range, Upper Navajo Creek Comment
  RSA0020942  Gilia latiflora Greg Wilvert 2005-4-5 142 San Luis Obispo 200 m SE of Wells Spring. 959 Comment
  CAS-BOT-BC225544  Gilia tenuiflora R. F. Hoover 1947-4-2 6861 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park Comment
  RSA14991  Gilia tenuiflora subsp. amplifaucalis Alice Eastwood, J. T. Howell 1935-3-25 s.n. San Luis Obispo Cholame 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
  SBBG7458  Githopsis diffusa subsp. diffusa C. B. Hardham 1958-5-12 1906 San Luis Obispo Franklin Crk near Camp Natoma Comment
  JEPS43094  Glaux maritima Ira Condit 1910-4-30 San Luis Obispo Pismo Comment
  UC1128930  Glycyrrhiza lepidota T. M. Hendrix 1937-6-6 266 San Luis Obispo 1 1/2 mi nw New District Schoo; Pozo Quadrangle Comment
  OBI58071  Glycyrrhiza lepidota David J. Keil 1998-8-19 27938 San Luis Obispo 2.3 miles SE of junction with Hwy 58 along Pozo Rd. 335 Comment
  CAS-BOT-BC302514  Gnaphalium palustre Ernest C. Twisselmann 1954-5-15 1239 San Luis Obispo Temblor Range and the Western San Joaquin Vallley. Vernal Pool at Palo Prieta Summit, 8 miles south of Cholame 667 Comment
  OBI20835  Greeneocharis circumscissa Robert F. Hoover 1967-6-4 10596 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI57027  Greeneocharis circumscissa G. F. Hrusa 1998-4-25 14224 San Luis Obispo South Coast Ranges. Carrizo Plain Natural Area. Quad: Wells Range. At S end of Swain pasture and appr. 1/2 mi W of Soda Lake Rd 660 Comment
  OBI57040  Greeneocharis circumscissa David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27393 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  OBI51827  Grindelia camporum D. R. Miller 1992-7-14 792 -2 San Luis Obispo Below proposed Cole rd. Near Edmunson homestead, Pine Mt region. Santa Lucia Mts 732 Comment
  CAS-BOT-BC305082  Grindelia hirsutula Gertrude Sinsheimer 1934-5-24 s.n. San Luis Obispo San Luis Obispo Comment
  UC75916 Image available Grindelia hirsutula J. E. Roadhouse 1905-1 65 San Luis Obispo San Luis Obispo Comment
  UC1928014  Gutierrezia californica David Keil 1998-10-9 28140 San Luis Obispo Along California Highway 166 and Cuyama River, ca. 11 miles e of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres Natl. Forest), ca. 2 miles e of Rock Front Ranch. Comment
  JEPS74312  Gutierrezia californica John Thomas Howell 1973-11-2 50316 San Luis Obispo 1 mi w Kern Co. line (plain of upper Cuyama Valley); Cuyama Valley 792 Comment
  SEINET10942527  Hainardia cylindrica J. Richard Abbott, B. S. Carlsward 1999-7-1 Abbott 13000 San Luis Obispo Morro Bay; Morro Bay State Park, ca 0.16 km north of museum building. Comment
  OBI75114  Hazardia squarrosa Robert F. Hoover 1946-10-13 6482 San Luis Obispo West of Huasna River, above Cuyama River Comment
  SBBG117744  Hazardia squarrosa var. squarrosa E. Painter, M. Wetherwax, K. Downing, D. Keil, J. Olson 2002-9-4 CR 362 San Luis Obispo Sulphur Spring Rd; Camp Roberts 255 Comment
  UC54023  Hazardia squarrosa var. squarrosa Rev. R. W. Summers 1882-9-2 391 San Luis Obispo San Luis Mt. Comment
  SBBG107358  Hazardia squarrosa var. squarrosa C. B. Hardham 1956-12-2 1577 San Luis Obispo Marino Ranch, near Cambria Comment
  UC1928015  Hazardia stenolepis David Keil 1998-10-9 28143 San Luis Obispo Along California Highway 166 and Cuyama River, ca. 11 miles e of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres Natl. Forest), ca. 2 miles e of Rock Front Ranch. Comment
  OBI16337  Helenium puberulum Robert F. Hoover 1964-8-14 9261 San Luis Obispo Jack Lake Comment
  OBI38455  Helenium puberulum Eric Wise 1981-6-15 611 San Luis Obispo Turri Rd, 1 mi E of So Bay Blvd Comment
  OBI38456  Helenium puberulum Eric Wise 1981-6-11 532 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  OBI51274  Helenium puberulum Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-1 2 .5 San Luis Obispo San Simeon State Park. NE corner of park Comment
  CAS-BOT-BC309512  Helenium puberulum Mrs. R. W. Summers 1887-9-9 s.n. San Luis Obispo By S. L. O. Comment
  CAS-BOT-BC211499  Helianthemum scoparium R. F. Hoover 1957-8-28 8397 San Luis Obispo Rocky Butte Fire Lookout above San Simeon Comment
  UC19189  Helianthemum scoparium Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  UC338234  Helianthus annuus unknown 1887-1-1 San Luis Obispo Comment
  OBI16328  Helianthus annuus Robert F. Hoover 1966-9-16 10070 San Luis Obispo 2 mi N of Creston Comment
  JEPS74300  Helianthus gracilentus Ernest C. Twisselmann 1972-4-1 18594 San Luis Obispo w slope Pozo Grade; La Panza Range 792 Comment
  OBI38235  Heliotropium curassavicum Eric Wise 1981-9-17 1148 San Luis Obispo Salinas river at hwy 58 Comment
  OBI38236  Heliotropium curassavicum Eric Wise 1983-10-16 1799 San Luis Obispo Ortega Spring. 1 mi S of hwy 46 (near cholame) on Bitterwater Valley Rd Palo Prieto Cyn. 2 coll One at spring with cattle feeder and the other about 1/4 mi closer to rd Comment
  JEPS18687  Helminthotheca echioides Ernest C. Twisselmann 1955-7-30 2286 San Luis Obispo Chris Twisselmann Ranch, eastern San Luis Obispo County Temblor Range, western San Joaquin Valley, Chris Twisselmann 670 Comment
  OBI77528  Helminthotheca echioides David J. Keil, Eric Wise 1981-5-25 14748 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI15574  Helminthotheca echioides Robert F. Hoover 1964-7-11 9155 San Luis Obispo Near San Luis Obsipo on edna rd Comment
  OBI38439  Helminthotheca echioides Eric Wise 1981-6-26 691 San Luis Obispo Drainage ditch at E entrance to Cambria Air Force station, 5.6 mi S of Cambria W of hwy 1 Comment
  CAS-BOT-BC309868  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1965-8-1 9498 San Luis Obispo Valley west of Mt. Bishop Comment
  UCD132998  Hemizonia congesta subsp. luzulifolia Daryl Koutnik 1978-6-19 535 San Luis Obispo San Luis Obispo County: west of Cerro Romauldo along Chorro Creek. 304 Comment
  OBI39049  Hemizonia congesta subsp. luzulifolia David J. Keil 1984-7-17 18294 San Luis Obispo 0.5 mi E of jctn with Foothill blvd on Los Osos Valley rd at outskirts of San Luis Obispo Comment
  UC1392632  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1969-9-13 11588 San Luis Obispo w of Paso Robles; Upper Jack Creek Comment
  UC771657  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1946-6-22 6179 San Luis Obispo range n of campus California Polytechnic School; San Luis Obispo Comment
  OBI16140  Hemizonia increscens subsp. foliosa Robert F. Hoover 1946-9-15 6404 San Luis Obispo Pozo Comment
  CAS-BOT-BC310170  Hesperevax caulescens Ernest C. Twisselmann 1963-5-4 8123 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Cholame Valley: junction of Highways 41 & 466 365 Comment
  SBBG65428  Hesperevax sparsiflora var. sparsiflora D. Keil 1986-4-13 19144 San Luis Obispo Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of Hwy 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
  OBI7201  Hesperocyparis forbesii Ed Zimmerman 1962-2-15 38 San Luis Obispo Cal Poly campus, Bradley Park. Comment
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Jul 25 2018
  OBI32089  Hesperolinon micranthum David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13977 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
  SJSU3408  Hesperomecon linearis C. W. Sharsmith 1962-4-22 6892 San Luis Obispo Shell Cr, San Juan Cr drainage c. 12 mi S of Shandon 414 Comment
  OBI27120  Hesperoyucca whipplei Thomas Burrows 1980-5-3 41 San Luis Obispo Reservoir Cyn 168 Comment
  UCD138426  Hesperoyucca whipplei Ernest C. Twisselmann 1954-6-5 1321 San Luis Obispo San Luis Obispo County: Canyon, Crocker Grade West Slope, Southeastern. 731 Comment
  OBI45972  Heteranthemis viscidihirta Clifton F. Smith 1957-10-10 5642 San Luis Obispo At Dune Lakes S of Oceano Comment
  OBI20967  Heterocodon rariflorum Robert F. Hoover 1947-4-18 6947 San Luis Obispo Cambria Comment
  POM272518  Heterodraba unilateralis Roxana S. Ferris 1935-3-29 9114 San Luis Obispo 6 miles S of Soda Lake on the Maricopa Road, Carriso Plain. Comment
  SBBG45258  Heteromeles arbutifolia L. A. Fitzhugh -Dec-1962 San Luis Obispo Cayucos Rd, Cienega Crk, Cambria Comment
  OBI5408  Heterotheca grandiflora Robert J. Rodin 1956-5-29 6082 San Luis Obispo At S end of Morro Bay Comment
  SEINET11261183  Heterotheca grandiflora Robert L. Johnson 2015-7-29 4021 San Luis Obispo Southeast corner of Price St (Hwy1) and Wilmar Ave, Pismo Beach.; 0 32 Comment
  UCR132044  Heterotheca grandiflora George K. Helmkamp 2003-7-29 8045 B San Luis Obispo Central Coast, 0.6 mi south of Nipomo Hill in Arroyo Grande area 46 Comment
  OBI49830  Heterotheca grandiflora Steven A. Junak 1990-10-11 4437 San Luis Obispo Cuesta Ridge: Near top of access rd to KSBY antenna facility, just N of Cuesta Ridge Rd (USFS Rd #29S11.3) ca 2.7 mi W of hwy 101 Comment
  OBI79871  Heterotheca oregona D. R. Miller 2013-9-26 913 .108 San Luis Obispo The Rocky Butte/Pine Mountain Region, Known from single locatin in Tobacco creekway, between second and third crossing. 396 Comment
  OBI79396  Heterotheca sessiliflora David J. Keil 2011-11-26 31197 San Luis Obispo Highway 58 west of junction with Highway 229. Lower part of Calf Canyon 370 Comment
  UC1392883  Heuchera pilosissima R. F. Hoover 1969-3-25 11190 San Luis Obispo n side of Morro Rock Morro Bay Comment
  UC2027577  Hieracium argutum David J. Keil with Mike Walgren and Sally Krenn 2012-6-21 31366 San Luis Obispo San Luis Range (Irish Hills). Road from See Canyon to Davis Peak. Comment
  CAS-BOT-BC55426  Hirschfeldia incana Ernest C. Twisselmann 1968-6-14 14331 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorthoy Twisselmann Ranch, eastern SLO county. 670 Comment
  CDA3749  Hirschfeldia incana L. Julian 2000-10-2 15 San Luis Obispo Peterson Ranch, entrance at end of Cal Poly Canyon Road of the State University. Comment
  OBI29231  Hirschfeldia incana David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14524 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  SBBG30008  Hoita orbicularis R. S. Ferris 1939-6-16 9778 San Luis Obispo Jack Crk bridge on Dover Cyn Rd 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
  CAS-BOT-BC412665  Hollisteria lanata Ernest C. Twisselmann 1956-5-2 2732 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon 681 Comment
  CAS-BOT-BC325897  Holocarpha heermannii R. F. Hoover 1946-10-6 6447 San Luis Obispo Cottonwood Pass just west of summit Comment
  CAS-BOT-BC150049  Holodiscus discolor var. discolor Alice Eastwood 1928-5-19 15171 San Luis Obispo Pettitts Canyon Comment
  UC126592  Hordeum brachyantherum subsp. californicum Joseph Burtt Davy 7600 San Luis Obispo Templeton Ranch Asuncion, Templeton Comment
  OBI29021  Hordeum marinum David J. Keil 1982-6-4 16176 San Luis Obispo El Chorro Regional Park NE of San Luis Obispo. Ca. 1 mi E of County Educational Facility, just E of old washed out bridge Comment
  UCD85901  Hordeum marinum subsp. gussoneanum Ernest C. Twisselmann 1954-5-12 1222 San Luis Obispo San Luis Obispo County: Palo Prieta Summit. 7 miles S of Cholame. Comment
  OBI30917  Hordeum murinum Julie M. Vanderwier 1979-4-4 114 San Luis Obispo Indian Knob Tar Sands Comment
  OBI78947  Hordeum murinum David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. Comment
  OBI31397  Hordeum murinum subsp. leporinum Joy Nishida, Ginger King and Julie Oxford 1982-5-1 346 San Luis Obispo American Cyn campground 524 Comment
  CAS-BOT-BC271396  Hordeum vulgare T. Franklin Twisselmann 1970-5-16 5 San Luis Obispo Davidson Hills, Choice Valley, eastern San Luis Obispo county 609 Comment
  HSC41133  Hordeum vulgare J. P. Smith 1973-3-20 5894 San Luis Obispo Just E of Pismo Beach on Price Canyon Road. 61 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
  OBI77714  Hordeum vulgare Danielle DeRome 1994-6-4 649422 San Luis Obispo Collected in Poly Cyn landfill on the SW slope leading away from the landfill into the riparian zone Comment
  UC1128251  Horkelia cuneata H. C. Lee 1937-5-20 961 San Luis Obispo 2 mi nw Atascadero; Paso Robles Quad. 304 Comment
  UCR91801  Horkelia cuneata George K. Helmkamp 1996-5-24 1045 San Luis Obispo Central Coast, Los Osos, along trail to quarry, 0.6 mile east of South Bay Blvd. 95 Comment
  OBI56450  Horkelia cuneata subsp. cuneata David J. Keil 1999-5-13 28340 San Luis Obispo Arroyo Grande area; Nipomo Mesa; 220 Summit Station Road. Comment
  OBI58692  Horkelia cuneata subsp. cuneata David J. Keil 1998-6-12 27797 San Luis Obispo Park Ridge area E of border of Morro Bay State Park, W of Hollister Peak. Comment
  OBI10087  Horkelia cuneata subsp. cuneata Robert F. Hoover 1959-4-3 8486 San Luis Obispo 1.8 mi N of Arroyo de la Cruz on State hwy 1 9above site of former Washington School Comment
  SBBG118635  Horkelia cuneata var. cuneata M. Wetherwax, E. Painter 2003-5-1 SLO 313 San Luis Obispo NW side of Cerro Romualdo; Camp San Luis Obispo 200 Comment
  CAS-BOT-BC148591  Horkelia cuneata var. puberula Alice Eastwood 1928-5-17 15145 San Luis Obispo Along new road to Pozo Comment
  CAS-BOT-BC143909  Horkelia cuneata var. sericea Roxana S. Ferris 1929-4-15 7610 San Luis Obispo Between Guadalupe and Callender Comment
  SBBG40770  Hydrocotyle ranunculoides L. W. Edge 1970-10-28 San Luis Obispo Oso Flaco Lake Comment
  OBI17679  Hypochaeris glabra Dave Imper 1977-3-21 58 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price Cyn rd 76 Comment
  OBI56625  Hypochaeris glabra David J. Keil 1998-5-20 27325 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
  HSC91562  Iris douglasiana Susan H. Bicknell 1988-11-22 San Luis Obispo Montano de Oro, MDO13 Comment
  CDA16064  Isocoma acradenia G. F. Hrusa 2000-9-3 15698 San Luis Obispo Carrizo Plain; Elkhorn Grade, 1st summit to E of Soda Lake Rd. 883 Comment
  CAS-BOT-BC316746  Isocoma acradenia var. bracteosa Eben McMillan 1952-6-7 141 San Luis Obispo Choice Valley 1 mi. s. 8 mi. e. Shandon Comment
  SD41495  Isocoma menziesii var. menziesii Edith A. Purer 1932-8-28 4852 San Luis Obispo Oceano on sand dunes Comment
  CDA11613  Isocoma menziesii var. sedoides G. F. Hrusa 1994-1-2 11587 San Luis Obispo Santa Lucia Mountains; along Hwy 1 approx 5 m. N of San Simeon. Comment
  CAS-BOT-BC324701  Isocoma menziesii var. vernonioides Peter H. Raven 1957-8-31 11287 San Luis Obispo 2.3 miles north of mouth of Arroyo de la Cruz Creek Comment
  UC1583668  Isocoma menziesii var. vernonioides David Keil 1986-10-13 19785 San Luis Obispo Sweet Springs area Morro Bay (on southern shore of bay) 5 Comment
  UCR131920  Isocoma menziesii var. vernonioides George K. Helmkamp 2003-9-8 8126 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  CDA17762  Isocoma menziesii var. vernonioides A. Griffiths, Shana Dore 1986-12-24 18028 San Luis Obispo Pismo Dunes; along N edge of Pismo Creek, 0.1 mi. from ocean, Pismo Beach. Comment
  JEPS51984  Isocoma menziesii var. vernonioides Ernest C. Twisselmann 1965-11-2 11686 San Luis Obispo bluffs just n of San Simeon Beach State Park 12 Comment
  UC1584831  Isocoma menziesii var. vernonioides Jerry Powell 1990-8-21 1583 San Luis Obispo San Simeon State Beach Comment
  OBI54035  Isoetes orcuttii David J. Keil 1996-4-5 25812 San Luis Obispo Ca. 200 meters from Highway 58 on Navajo Road. 396 Comment
  SBBG109677  Isolepis carinata C. B. Hardham 1958-6-27 3727 San Luis Obispo Cambria Comment
  OBI80448  Isolepis cernua David J. Keil 1978-8-18 12957 San Luis Obispo Sweet Springs Marsh, Los Osos. Freshwater marsh grading into coastal salt marsh. Comment
  OBI65736  Isolepis cernua D. R. Miller 1994-7-23 794 -510 San Luis Obispo Pine Mt Region. Behind Egeberg's water dam, San Simeon Crk drainage 610 Comment
  UC2027244  Iva axillaris David J. Keil with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh and Taylor Crow 2013-5-2 31643 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Comment
  UCSB59901  Iva axillaris Ryan, P.; Penkala, B. 1987-7-17 San Luis Obispo On north side of Truesdale Rd. about 2.5 miles south of Shandon 344 Comment
  RSA201742  Juglans californica J. R. Swanson 1967-3-28 s.n. San Luis Obispo Along Santa Rosa Creek, 3.2 miles E of Cambria along Hwy 41; (Range extension to north by ca. 100 miles) 61 Comment
  OBI53982  Juncus acutus Larry Kelly 1989-1-29 332 San Luis Obispo Pismo marsh, W along Norswing between Coolidge and Pier Comment
  OBI43282  Juncus acutus subsp. leopoldii Eric Wise 1982-4-28 1400 San Luis Obispo Sweet Springs marsh. NW of 4th & Ramona, Los osos Comment
  OBI20282  Juncus breweri David J. Keil, Malcolm McLeod 1979-5-12 13063 San Luis Obispo Along E side of Shark Inlet at S end of Morro Bay Comment
  OBI58918  Juncus bufonius var. bufonius David J. Keil 1998-4-27 26921 San Luis Obispo Montana de Oro State Park. Valencia peak burn area, see earlier notes Comment
  RSA0040007  Juncus bufonius var. bufonius LeRoy Gross, Marcel Beffort 2014-5-14 6458 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
  OBI58912  Juncus bufonius var. congestus David J. Keil 1998-5-13 27246 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  UC1146337  Juncus bufonius var. congestus R. F. Hoover 1958-5-12 8470 San Luis Obispo 18 mi e Creston (on La Panza road) Comment
  SBBG96191  Juncus lescurii C. F. Smith 1957-10-16 5645 San Luis Obispo Dune Lakes, S of Oceano Comment
  SBBG95521  Juncus occidentalis D. Keil 1986-5-30 19617 San Luis Obispo Los Osos area, 0.25 mi W of jct of Calle Cordoniz and Bayview Heights Drive Comment
  UCSB44872  Juncus tiehmii Ertter, Barbara; Strachan, Jeffrey 1980-5-14 San Luis Obispo Edge of Navajo Creek on west side of Forest Road 29S02 ca 1.5 miles north of La Panza Guard Station, ca 2.5 miles south of Highway 58, ca 5 miles southeast of Black Mountain, La Panza Range, Los Padres National Forest; T29S R16E Sec 29 center 609 Comment
  CAS-BOT-BC81060  Juniperus californica Chester Dudley 1936-5-1 s.n. San Luis Obispo Indian Creek between Creston & Comatti Comment
  UC197334  Keckiella breviflora I. J. Condit Jun 1912 San Luis Obispo San Carpojo Canyon Comment
  SD249247  Kickxia elatine David Keil 1988-10-17 21153 1 San Luis Obispo Brizziolari Creek at bridge over Via Carta, Cal Poly campus. Along channel bank. 99 Comment
  CAS-BOT-BC274222  Koeleria John Thomas Howell 1964-6-29 40738 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mil enorth of Cambria Comment
  OBI21941  Koeleria macrantha Robert F. Hoover 1947-6-2 7257 San Luis Obispo Cambria Comment
  OBI26138  Koeleria macrantha David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14045 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
  OBI3180  Koeleria macrantha Larry E. Brown 1970-4-25 1782 San Luis Obispo Baywood Park Comment
  OBI44854  Koeleria macrantha David J. Keil 1979-7-1 13142 San Luis Obispo Ridge between Prefumo and See Cyns. About 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  SEINET11678532  Koeleria macrantha Unknown 1936-1 12973 San Luis Obispo Cuesta Pass Comment
  CAS-BOT-BC273719  Koeleria pyramidata Clare B. Hardham 1957-5-4 1818 San Luis Obispo Santa Lucia Mountains. Oak Flat Comment
  OBI45426  Lactuca saligna David J. Keil 1983-7-16 17404 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  CAS-BOT-BC340632  Lactuca serriola Ernest C. Twisselmann 1958-8-27 4740 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Bitterwater Road at Grant's Lake, eastern San Luis Obispo County 609 Comment
  RSA0040009  Lagophylla ramosissima LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6389 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
  SBBG16305  Lagophylla ramosissima E. C. Twisselmann 1962-8-23 7698 San Luis Obispo summit of Palo Prieta Cyn 655 Comment
  RSA0039407  Lamarckia aurea LeRoy Gross, Evan Meyer 2014-4-15 6253 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
  UCR136703  Lamarckia aurea June Latting 1958-5-4 214 San Luis Obispo Cuyama Valley, west end of valley, 12 miles southeast of junction of Hwy 166 and Sisquoc [Tepusquet] Road [vicinity of Gypsum Canyon] 412 Comment
  SBBG81241  Lastarriaea coriacea C. F. Smith 1950-5-4 2759 San Luis Obispo Creston-Simmler Rd at Fernandez Crk Comment
  OBI58465  Lastarriaea coriacea David J. Keil 1998-5-20 27323 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
  CDA15154  Lasthenia californica G. F. Hrusa 1998-4-26 14261 San Luis Obispo Temblor Range; at N end of Elkhorn Plain. Comment
  CAS-BOT-BC334591  Lasthenia californica Ira L. Wiggins 1929-4-13 3454 San Luis Obispo North end of Cuesta Grade Comment
  HSC91774  Lasthenia californica subsp. macrantha Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, N edge of prairie Comment
  UCR39012  Lasthenia ferrisiae David J. Keil, D. Walters 1980-4-10 13767 San Luis Obispo Inner South Coast Range, E end of Soda Lake Road, 0.2-1 mi on dirt rd. c. 3.5 mi south of Hwy 58 Comment
  SEINET9303097  Lasthenia ferrisiae Unknown 2000-4-12 15347 San Luis Obispo Alkali flats 3 mi E of Washburn on Panorama Rd. ex CDA, Robert F. Hoover Herbarium Comment
  SBBG95527  Lasthenia glaberrima D. Keil 1983-4-23 16937 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon, N of Arroyo and W of Hwy 1 Comment
  SEINET2442276  Lasthenia glabrata subsp. coulteri David 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. Comment
  SBBG46821  Lasthenia gracilis L. W. Edge 1973-4-11 282 San Luis Obispo W of Santa Margarita Lake Comment
  UC1285409  Lasthenia gracilis R. F. Hoover 1947-4-18 6967 San Luis Obispo near Piedras Blancas Point (at edge of beach) Comment
  UC2061404  Lasthenia gracilis Rachael L. Olliff Yang with Ana Penny, Lynn Yamashita, Bridget Wessa 2017-4-18 4 San Luis Obispo Carrizo Plain; large patch patch about 20 m East of Soda Lake Road, surrounded by grasslands, and across the road from a farm. Comment
  UC2061405  Lasthenia gracilis Rachael L. Olliff Yang with Ana Penny, Lynn Yamashita, Bridget Wessa 2017-4-18 3 San Luis Obispo Carrizo Plain; small patch patch off of the East side of Soda Lake Road, surrounded by grasslands, and across the road from a farm. Comment
  POM96039  Lasthenia gracilis P. A. Munz 1926-4-8 10158 San Luis Obispo Paso Robles Comment
  SBBG34542  Lasthenia gracilis C. B. Hardham 1964-3-8 11008 San Luis Obispo Bear Trap, headwaters of the San Juan Crk (River) Comment
  CAS-BOT-BC361271  Lasthenia leptalea R. F. Hoover 1958-4-7 8438 San Luis Obispo Atascadero Comment
  JEPS98728  Lasthenia leptalea Raymund Chan 1997-3-30 97009 San Luis Obispo N of Traffic Way and its junction with San Jacinto Ave. Atascadero Comment
  UC1187674  Lasthenia leptalea Clare B. Hardham 1960-4-20 5462 San Luis Obispo Highland District Santa Lucia Mts., Black Mountain (flood plain of ephemeral stream) 457 Comment
  UCR161474  Lasthenia macrantha subsp. macrantha George K. Helmkamp, E. A. Helmkamp 2005-5-17 9482 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  RSA607292  Lasthenia microglossa D. D. Keck, Jens Clausen 1935-4-10 3134 San Luis Obispo 14 miles NW of McKittrick. 915 Comment
  UC455768  Lasthenia microglossa I. J. Condit 1910-3-30 San Luis Obispo Carrisa Plains, e San Luis Obispo County Carrisa Plains Comment
  OBI33308  Lathyrus odoratus Marcia Meissner 1965-5-22 30 San Luis Obispo 107 California Blvd, San Luis Obispo Comment
  RSA522589  Lavatera cretica David J. Keil 1984-7-20 18314 San Luis Obispo Arroyo Grande. 0.6 miles from E. Cherry Road on Branch Mill Rd. Roadside in agricultural area. Comment
  UC89235  Layia glandulosa M. M. Miles 1886-1-1 146 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC321460  Layia glandulosa Ernest C. Twisselmann 1971-4-26 17636 San Luis Obispo Sierra Nevada. Cyrus Canyon. 1188 Comment
  CAS-BOT-BC321665  Layia glandulosa Eben McMillan 1952-4-30 77 San Luis Obispo San Juan Valley, 5 mi S, 4 mi E Shandon Comment
  OBI28741  Layia glandulosa Gary Hammer 1976-4-10 27 San Luis Obispo Off Parkhill Rd on bank 3 mi from hwy 58 Comment
  CAS-BOT-BC327218  Layia heterotricha David D. Keck; J. Clausen 1935-4-9 3110 San Luis Obispo Summit of Polonio Pass, Temblor Range, 5 me E of Cholame on road to Lost Hills 579 Comment
  OBI64933  Layia heterotricha Greg Wilvert 2005-3-24 24 San Luis Obispo SE Half of the Caliente Range. Approx. 2 km N of Wells Canyon 919 Comment
  SBBG61199  Layia heterotricha J. E. Butner 1950-3-18 695 San Luis Obispo near Soda Lake Comment
  CAS-BOT-BC327298  Layia heterotricha R. F. Hoover 1952-4-8 8073 San Luis Obispo La Panza district Comment
  CAS-BOT-BC327286  Layia hieracioides Clare B. Hardham 1956-5-11 655 San Luis Obispo Huerhuero River, near Geneseo School Comment
  RSA11153  Layia hieracioides C. B. Wolf 1929-4-15 3549 San Luis Obispo 2-3 miles inland from ocean and about 5 miles north of Santa Maria River. 61 Comment
  SBBG61172  Layia jonesii M. M. Miles -Apr-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC327499  Layia jonesii Rev. R. W. Summers 1890-4-9 s.n. San Luis Obispo Above Spring, Chalcedon Hill. San Luis Obispo. Comment
  RSA613942  Layia munzii George K. Helmkamp, E. A. Helmkamp 1997-3-8 1410 San Luis Obispo Carrizo Plain. 30.1 mi. NW of CA-166 on Soda Lake Rd; at San Diego Crk Rd and edge of Soda Lake. 701 Comment
  CAS-BOT-BC123318  Layia pentachaeta subsp. albida David Daniels Keck; Jens Chr. Clausen 1935-4-9 3106 San Luis Obispo Summit of Polonio Pass, 5 miles E of Cholame, on road to Lost Hills 579 Comment
  CAS-BOT-BC382149  Layia platyglossa David D. Keck 1933-5-4 2172 San Luis Obispo 1 mile south of Adelaida, along Las Tablas Creek 365 Comment
  CAS-BOT-BC385622  Layia platyglossa David D. Keck 1940-5-31 5151 San Luis Obispo 1 mi. N of Piedras Blancas lighthouse, on coastal bluffs. Comment
  CAS-BOT-BC385858  Layia platyglossa R. W. Summers 1888-5-1 s.n. San Luis Obispo San Luis Obispo County Comment
  POM96425  Layia platyglossa subsp. campestris P. A. Munz 1926-4-9 10246 San Luis Obispo 1 mile SE of Pismo. Comment
  POM216319  Layia platyglossa subsp. platyglossa D. D. Keck 1933-5-5 2210 San Luis Obispo 4 miles S of San Luis Obispo on U.S. 101. Comment
  RSA43810  Layia platyglossa subsp. platyglossa D. F. Howe 1948-5-17 s.n. San Luis Obispo [Unspecified] Comment
  CAS-BOT-BC534393  Lemna gibba R. F. Hoover 1946-8-17 6291 San Luis Obispo Upper Arroyo Grande at County Park, Comment
  RSA332350A  Lemna gibba Wayne P. Armstrong 1985-4-4 1228 San Luis Obispo Marsh at Alamo Creek Bridge on Highway 166 about 10 miles northeast of Santa Maria 213 Comment
  UCR42926  Lemna minor E. A. Wise 1984-7-21 2024 San Luis Obispo Arroyo Laguna Site #1, c. 2 km east of the ocean & c. 700 yards east of Hwy 1. 36 Comment
  UC1314923  Lemna trisulca R. F. Hoover 1967-10-7 10881 San Luis Obispo Oso Flaco Lake Comment
  SBBG109254  Lepechinia calycina C. B. Hardham 1956-6-1 823 San Luis Obispo Adelaida Rd, E of Hilltop Ranch Comment
  UC1124482  Lepechinia calycina T. M. Hendrix 1939-5-9 1025 San Luis Obispo 2.2 miles WNW of Avenales Ranch 731 Comment
  UCR16914  Lepechinia calycina T. P. Krantz, G. Krantz 1979-5-30 s.n. San Luis Obispo Central Coast, Eagle Ranch Land Exchange, on Parcel #5 of proposed land exchange between Eagle Ranch and Los Padres National Forest 610 Comment
  CAS-BOT-BC88719  Lepidium acutidens Ernest C. Twisselmann 1952-3-16 251 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 609 Comment
  OBI55397  Lepidium dictyotum David J. Keil, with Kathleen A. Keil 1997-3-8 26069 San Luis Obispo Ca. 1/4 mi. N of Highway 58 along Shell Creek Road. Comment
  OBI65055  Lepidium dictyotum Greg Wilvert 2005-4-17 260 San Luis Obispo SE half of the Caliente Range. Quail Spring 942 Comment
  OBI78994  Lepidium dictyotum David J. Keil, Lynne Dee Althouse, Dan Meade, Naomi Oyler, Jason Dart, and Meg Perry 2008-3-31 s.n. San Luis Obispo Carrizo Plain. Area proposed for development as solar farm by OptiSolar Corporation. T29S R18E Section 6. Comment
  OBI79779  Lepidium didymum David J. Keil 2012-7-18 31457 San Luis Obispo Just north of bridge over Santa Maria River on highway 1, north of Guadalupe 25 Comment
  CAS-BOT-BC89502  Lepidium jaredii Eben McMillan 1958-4-18 43 -2 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Alkali sinks south of Soda Lake. 609 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
  JEPS53746  Lepidium strictum Mr. Benj. Cobb 1907-4-20 San Luis Obispo Paso Robles Comment
  CAS-BOT-BC328028  Lepidospartum squamatum R. F. Hoover 1966-10-8 10138 San Luis Obispo East part of Cuyama Valley Comment
  OBI15807  Lepidospartum squamatum Robert F. Hoover 1966-10-8 10138 San Luis Obispo East part of Cuyama Valley Comment
  OBI59025  Leptochloa fusca subsp. uninervia David J. Keil 1998-6-10 27767 San Luis Obispo Hwy 58, 1.3 miles SSW of junction with La Panza Road. Comment
  UC1123903  Leptodactylon californicum N. K. Carlson 1936-3-19 185 San Luis Obispo 0.9 mi se Callender; Arroyo Grande Quad. 45 Comment
  UC1713711  Leptodactylon californicum Lincoln Constance and Alan A. Beetle 1940-3-22 2531 San Luis Obispo 2 mi ne Pozo (above Pozo Creek, La Panza Range); California Inner Coast Ranges, La Panza Range, Pozo Creek 457 Comment
  POM203690  Leptosiphon androsaceus I. L. Wiggins 1932-3-24 5839 San Luis Obispo Roadsides and hills near Adelaide, W. of Paso Robles. Comment
  RSA73046  Leptosiphon androsaceus Margaret Stason, F. Brubaker 1930-4-14 8942 San Luis Obispo Hill slopes near Simmler, Comment
  OBI74329  Leptosiphon bicolor Theo Fitanides, Anthony Baniaga 2010-3-26 39 San Luis Obispo Tierra Redonda Mtn BLM ACEC 325 Comment
  OBI83425  Leptosiphon ciliatus David Keil 1998-4-28 26980 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. T325, R17E, Sec 25 and T325, R18E, sec 30. Comment
  UCSB57191  Leptosiphon liniflorus Penkala, B.; Ryan, P. 1987-6-26 San Luis Obispo East side of Hwy. 229, 1/4 mile north of intersection with Hwy. 58, 5 miles north of Santa Margarita 365 Comment
  OBI83541  Leptosiphon parviflorus David J. Keil 1998-4-30 27024 San Luis Obispo Caliente Range. 6.5 mi. from Soda Lake Rd. on Selby Rd. 1271 Comment
  OBI16688  Leptosyne calliopsidea Robert F. Hoover 1967-4-9 10398 San Luis Obispo Elkhorn Scarp Comment
  OBI16682  Leptosyne douglasii Robert F. Hoover 1947-3-30 6828 San Luis Obispo 10 mi E of Creston on La Panza rd Comment
  UCR134376  Lessingia filaginifolia var. filaginifolia George K. Helmkamp 2003-9-26 8172 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  RSA0010326  Lessingia germanorum var. tenuipes John T. Howell 1927-8-17 3005 San Luis Obispo 4 miles south of Templeton. Comment
  UC185451  Lessingia glandulifera var. glandulifera Katharine Brandegee 1912-10-2 San Luis Obispo San Miguel Comment
  OBI15762  Lessingia pectinata var. tenuipes Robert F. Hoover 1969-9-13 11585 San Luis Obispo Upper Jack Crk, W of Paso Robles Comment
  UC1392626  Lessingia pectinata var. tenuipes R. F. Hoover 1969-9-13 11585 San Luis Obispo w Paso Robles (upper Jack Creek); Upper Jack Creek Comment
  UC843962  Lilium pardalinum subsp. pardalinum Alice Eastwood and John Thomas Howell 1938-6-14 5918 San Luis Obispo Prefumo Canyon Comment
  UCR1394  Limnanthes douglasii subsp. nivea Frank C. Vasek 1960-4-10 600410- 14 San Luis Obispo South Coast Range, 4 miles east of Santa Margarita Junction [Hwy 58?] on Pozo Road [Rinconada Creek watershed] 366 Comment
  POM180559  Limnanthes douglasii subsp. nivea Roxana S. Ferris 1929-4-13 7507 San Luis Obispo In orchard near southern end of the Atascadero Properties. Comment
  SBBG32881  Limnanthes douglasii subsp. nivea L. E. Allen 1967-4-13 San Luis Obispo Hwy 101 between Santa Maria and San Luis Obispo Comment
  UC1602257  Limnanthes douglasii subsp. rosea N. K. Carlson 1936-3-27 244 San Luis Obispo 1.9 mi se Santa Margarita (near Plot 32, road); San Luis Obispo Quadrangle Comment
  CAS-BOT-BC226838  Linanthus californicus Mary E. Wall 1933-4-20 s.n. San Luis Obispo Santa Margarita, Eldorado [El Dorado] School Comment
  CAS-BOT-BC226846  Linanthus californicus Ernest C. Twisselmann 1955-5-27 2030 San Luis Obispo La Panza Range. Navajo Canyon 594 Comment
  SEINET10805448  Linanthus californicus Herbert L. Mason 1941-3-28 Mason 12402 San Luis Obispo North end of Nipomo Mesa. 76 Comment
  UCSB32983  Linanthus dichotomus Patterson, R. 1978-4-22 San Luis Obispo Calif. Hwy 58, ca. 5 mi. E of Santa Margarita 400 Comment
  POM262038  Linaria canadensis var. texana I. L. Wiggins 1929-4-15 3613 San Luis Obispo 2 miles S of Oceano. Comment
  RSA476676  Lithocarpus densiflorus var. densiflorus E. Crow 1929-8-6 423 San Luis Obispo Hoffman's Canyon, Santa Lucia Mts. Comment
  OBI32785  Lithophragma affine David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12703 San Luis Obispo 6.3 mi of Pozo. Roadside Comment
  CAS-BOT-BC435384  Lithophragma cymbalaria Alice Eastwood 1927-4-11 14423 San Luis Obispo Paso Robles Comment
  SBBG104402  Lithophragma cymbalaria M. D. Proctor, E. A. Young 1993-4-11 ROB 359 San Luis Obispo 2 km S of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  OBI75502  Lithophragma cymbalaria Jenner Whitt 2003-4-14 56 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 Comment
  RSA15713  Lithophragma heterophyllum Carl B. Wolf 1929-4-13 3459 San Luis Obispo North base of Cuesta Grade. 427 Comment
  RSA84366  Lithophragma heterophyllum F. W. Peirson 1925-3-24 5661 San Luis Obispo At Morro Creek Divide on road from Atascadero to Morro. 427 Comment
  OBI57032  Logfia filaginoides G. F. Hrusa 1998-4-25 14203 San Luis Obispo La Panza Range. Above La Panza Camp. USGS quad: Pozo Summit 7.5 640 Comment
  OBI77581  Logfia filaginoides David J. Keil, Dirk Walters 1986-5-2 19317 San Luis Obispo Santa Lucia Mts just N of San Luis Obispo in Reservoir cyn. The cyn was burned in July, 1985 in the Las Pilitas Fire 305 Comment
  CAS-BOT-BC342304  Logfia filaginoides Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9438 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highay #178 Comment
  SBBG111549  Logfia gallica C. B. Hardham 1957-5-12 1942 San Luis Obispo near Green's Lake Comment
  CAS-BOT-BC342368  Logfia gallica John Thomas Howell 1964-6-29 40743 San Luis Obispo Adjacent to the Protestant Cemetery, about 1 mile north of Cambria Comment
  OBI72102  Lomatium caruifolium Michael Walgren 2008-3-3 107 San Luis Obispo San Simeon State Park, between Little Pico Crk and San Simeon Point, SE of Broken Bridge Crk and S of hwy 1 Comment
  SBBG117754  Lomatium caruifolium M. Wetherwax, E. Painter 2001-2-27 SLO 182 a San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 200 Comment
  RSA97265  Lomatium caruifolium F. W. Peirson 1925-3-25 5685 San Luis Obispo Between Morro and San Luis Obispo Comment
  SD264734  Lomatium dasycarpum Tracey Call, Viola Call 1963-6-2 2198 San Luis Obispo On rocky hillside 4 milse SE of Creston under greasewood 456 Comment
  OBI8920  Lomatium macrocarpum Robert F. Hoover 1947-3-23 5747 San Luis Obispo Fernandez Creek, near north base of La Panza Range Comment
  UCR42862  Lomatium parvifolium David J. Keil 1979-4-29 13056 San Luis Obispo Upper Prefumo Canyon Road Comment
  SBBG28217  Lomatium utriculatum I. L. Wiggins 1932-3-21 5825 San Luis Obispo Bitterwater Valley, between Cholame and Annette Comment
  UCR122493  Lomatium utriculatum George K. Helmkamp, E. A. Helmkamp 2001-5-2 6641 San Luis Obispo La Panza Range, Calif. Hwy 58, 33 miles east of Santa Margarita near San Juan Creek 488 Comment
  UC716209  Lomatium utriculatum Roxana S. Ferris 1939-5-21 9753 San Luis Obispo 6 mi. e. of Huerhuero Creek on the Creston-Shandon rd. Huerhuero Creek Comment
  SBBG48477  Lonicera hispidula L. W. Edge 1974-6-11 458 San Luis Obispo Santa Rita Cyn Rd Comment
  CAS-BOT-BC240576  Lonicera hispidula R. F. Hoover 1964-5-14 8872 San Luis Obispo Head of Coon Creek, San Luis Range Comment
  OBI28006  Lonicera hispidula Barrett Anderson 1971-6-30 196 San Luis Obispo Coon Creek Trail Comment
  POM258727  Lonicera interrupta Roxana S. Ferris 1939-5-29 9762 San Luis Obispo Hills about 4 miles south-east of Templeton. 305 Comment
  OBI38179  Lonicera involucrata var. ledebourii Eric Wise 1982-6-25 1583 San Luis Obispo Black Lake Canyon; In willow mire about 1 mi E of hwy 1 Comment
  UCR223629  Lonicera involucrata var. ledebourii A. C. Sanders 2011-2-21 38732 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 72 Comment
  OBI25574  Lotus corniculatus David J. Keil 1981-5-16 14669 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  UC1561365  Lotus formosissimus Barbara Ertter, D. Keil, J. Hickman, T. Sholars, et al. 1987-4-11 6845 San Luis Obispo ca 7 air mi n San Simeon (2-3 mi mi from Hwy 1, on Hearst Ranch); Arroyo de la Cruz 91 Comment
  UC57387  Lotus grandiflorus J. H. Barber 1899-4-20 San Luis Obispo Paso Robles Comment
  POM209698  Lotus grandiflorus var. mutabilis D. D. Keck 1934-4-26 2829 San Luis Obispo East slope of Pozo Range, 6.5 miles W of La Panza. Comment
  UCR115816  Lotus heermannii var. orbicularis George K. Helmkamp, E. A. Helmkamp 2000-6-15 5685 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  UCR39217  Lotus oblongifolius David J. Keil, Kathryn Bay, Rich Ferguson 1984-4-28 18136 San Luis Obispo South Coast Range, American Canyon area in La Panza Mountains Comment
  SEINET5736947 Image available Lotus scoparius Shirley C. Tucker 1988-1 28780 San Luis Obispo Chaparral on Black Hill or Black Mountain, Morro Bay State Park, Morro Bay.; Morro Bay State Park 203 Comment
  UC1602066  Lotus scoparius Mrs. R. W. Summers 1886-5-6 284 San Luis Obispo Comment
  UC1129201  Lotus strigosus N. K. Carlson 1936-3-18 125 San Luis Obispo 0.2 mi e Nipomo Hill; Arroyo Grande Quad. 76 Comment
  RSA17806  Lotus strigosus var. strigosus Carl B. Wolf 1929-4-15 3566 San Luis Obispo 2-3 miles inland from Ocean and about 3 miles N of Santa Maria River. 61 Comment
  SEINET7062893  Lotus wrangelianus A. G. Vestal 1947-4-16 s.n. San Luis Obispo About 9.6 miles east of Arroyo Grande on Huasna Road. (WGS84/NAD83). UTM Zone 10, 733380mE, 3891140mN. 195 Comment
  POM97313  Lotus wrangelianus P. A. Munz 1926-5-8 10170 San Luis Obispo 35 miles east of Paso Robles. Comment
  OBI82487  Ludwigia hexapetala David J. Keil 2015-7-8 33305 San Luis Obispo Atascadero Creek north of El Camino Real bridge and east of road 280 Comment
  UC149894  Lupinus Katharine Brandegee 1911-5 San Luis Obispo Paso Robles across the Salinas Bridge; Paso Robles across the Salinas Bridge Comment
  UC52323  Lupinus affinis Mrs. R. W. Summers 1882-3-30 San Luis Obispo San Luis Valley Comment
  OBI17641  Lupinus albifrons Robert J. Rodin 1954-1-10 5894 San Luis Obispo See Canyon Comment
  OBI32190  Lupinus albifrons David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14427 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  CAS-BOT-BC201304  Lupinus albifrons Rhonda Riggins; D. J. Keil; R. A. Pimentel; D. R. Miller 1985-4-27 1527 San Luis Obispo Santa Lucia Range. Roadside bank USFS road to Rocky Butte Lookout, 2.2 mi NW (by road) from Circle 3 Ranch gate Comment
  OBI49959  Lupinus albifrons J. Burns and J. Souza, J. Souza 1979-4-29 s.n. San Luis Obispo E of Cal Poly, in Poly Cyn Comment
  SEINET10936718  Lupinus albifrons Timothy Reeves, Donald J. Pinkava 1974-3-21 Reeves 11886 San Luis Obispo 0.5 mile from lopez lak. Roadside cut Comment
  SEINET11071661 Image available Lupinus albifrons Delzie Demaree 1933-4-29 10342 San Luis Obispo Jamestown, Santa Lucia Mountains Comment
  RSA172313  Lupinus albifrons var. albifrons Robert F. Thorne, Percy C. Everett, K. Thorne 1963-4-18 31490 San Luis Obispo 6 miles S of Cholame in Temblor Range 488 Comment
  SBBG68991  Lupinus arboreus M. M. Miles 1886-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  CAS-BOT-BC196427  Lupinus arboreus R. F. Hoover 1947-3-2 6646 San Luis Obispo Carpenter Canyon, n. of Arroyo Grande Comment
  SEINET12154359  Lupinus arboreus J. F. Bright, Wyman, C. 1933-1 8544 San Luis Obispo Comment
  SBBG118091  Lupinus benthamii M. Wetherwax, E. Painter 2001-4-19 CR 221 San Luis Obispo above Nacimiento River, on steep cliffs between Tower Rd and Twin Bridges; Camp Roberts 200 Comment
  UCD147264  Lupinus benthamii Diana Hickson 2008-5-7 CARR 159 -2 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 600 Comment
  OBI083197  Lupinus bicolor Rhonda Riggins 1985-4-27 1526 A San Luis Obispo T26S, R8E, sec 11. Almaden Flats between Rocky Butte and Pine Mountain, Santa Lucia Range, ca 5.5 mi NNW Circle 3 Ranch gage. Abundant in area around old homesite. Comment
  RSA586401  Lupinus bicolor M. D. Proctor, E. A. Young, G. R. Proctor 1993-3-18 ROB- 0244 San Luis Obispo 1 km S of Boyscout Rd Comment
  UC1314978  Lupinus bicolor R. F. Hoover 1967-4-5 10341 San Luis Obispo 17 miles E of Creston on La Panza road, on branch of Cammatti Creek. Comment
  SEINET10450514  Lupinus bicolor subsp. tridentatus Dunn 1941-4-19 Dunn 1201 San Luis Obispo S of estrella, open rolling grassland and plowed fields. Comment
  CAS-BOT-BC215436  Lupinus cervinus R. F. Hoover 1950-5-7 7903 San Luis Obispo Pine Mountain above San Simeon Comment
  OBI23402  Lupinus chamissonis Donald Price 1972-5-13 17 San Luis Obispo PIsmo Beach Comment
  OBI27083  Lupinus chamissonis Jim Souza February1981 s.n. San Luis Obispo Grover City Comment
  OBI12919  Lupinus concinnus Robert F. Hoover 1967-4-20 10492 San Luis Obispo 4 mi E of Creston on La Panza Rd Comment
  PASA658  Lupinus densiflorus var. sublanatus 1928-5-12 San Luis Obispo Near Cambria Comment
  SBBG108224  Lupinus formosus C. B. Hardham 1958-6-1 3535 San Luis Obispo fields W of Templeton near bridge over Santa Rita Crk Comment
  OBI28193  Lupinus hirsutissimus Jeffery Null 1980-5-12 33 San Luis Obispo Ecological Study Area. Calif Polytechnic State Univ Comment
  OBI27832  Lupinus latifolius Barrett Anderson 1972-3-12 344 San Luis Obispo Montana de oro State Park, along hazard ridge Comment
  UC1315088  Lupinus latifolius var. latifolius R. F. Hoover 1967-2-18 10218 San Luis Obispo Diablo Canyon; San Luis Range, Diablo Canyon Comment
  SBBG54846  Lupinus ludovicianus R. F. Hoover 1967-4-12 10430 San Luis Obispo upper Arroyo Grande above confluence of Phoenix Crk Comment
  UC1129547  Lupinus ludovicianus T. M. Hendrix 1937-5-4 148 San Luis Obispo 1/2 mi s El Dorado School; Pozo Quad. Comment
  OBI19287  Lupinus ludovicianus Robert F. Hoover 1966-4-27 9847 San Luis Obispo 4 mi N of Pozo Comment
  RSA659100  Lupinus microcarpus R. Riggins 1978-5-9 1150 San Luis Obispo Hwy. 166, 2.7 mi E Cuyama River, 3.2 mi E Sierra Madre Rd. Comment
  OBI48270  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-6 1146 San Luis Obispo Roadside soil dump, El Camino Real 0.3 mi E US 101 at Santa Margarita exit Comment
  JEPS108085  Lupinus microcarpus var. horizontalis Rhonda Riggins 1978-4-27 1137 San Luis Obispo Cooper (Old Sheep Camp) Canyon, Co. Rd. 285, 0.9 mi SE Hwy. 58. West slopes of Temblor Range Comment
  OBI48483  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-12 1181 San Luis Obispo Steep rd cut on El Pomar Rd 0.1 mi S of jctn with Vaquero Dr paralleling Salinas River, N Templeton Comment
  UC573537  Lupinus nanus G. T. Nordstrom 1937-4-15 1086 San Luis Obispo 1.2 mi nne Lincoln School; Adelaida Quad. Comment
  UCR161475  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-5-17 9479 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  OBI17963  Lupinus nanus Robert F. Hoover 1952-4-20 8141 San Luis Obispo W base of Temblor Range near Crocker Grade Comment
  UCD109213  Lupinus nanus Carl Mankinen 1969-4-19 27 San Luis Obispo San Luis Obispo County: along highway. On State Highway 41, 1 1/2 miles east of Atascadero junction. Comment
  UC2062867  Lupinus nanus subsp. nanus Dunn and Brown 1946-5-12 2294 San Luis Obispo Atascadero. Comment
  OBI78825  Lupinus succulentus Ranya Del Rosario, Sydnie Margallo, Payton McCall, Emilio Uranga, Tyler Davis 2014-4-27 1 San Luis Obispo First right after the gate down the road about 0.25 miles on the right side of the road 115 Comment
  OBI78145  Lupinus succulentus F. Rush May1956 87 San Luis Obispo Mt San Luis Obispo Comment
  RSA585853  Lupinus truncatus G. Fred Hrusa 1995-5-28 12278 San Luis Obispo Black Butte Research natural Area, below Peak 1 radio facility. 625 Comment
  SBBG34844  Lupinus truncatus Mrs. R. W. Summers 1886-3-1 San Luis Obispo San Luis Mtn Comment
  UC454942  Lupinus truncatus I. J. Condit 1908-2-29 San Luis Obispo s slope School Ridge (California Polytechnic School); , s slope School Ridge Comment
  OBI75792  Luzula subsessilis Al Lindholm 1967-4-10 154 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. North slope of Geode Mountain near pond 460 Comment
  UC917061  Luzula subsessilis R. Bacigalupi 1949-4-8 3083 San Luis Obispo hill between Cambria and ocean (among pines at Cambria Pines); among pines at Cambria Pines Comment
  OBI32200  Lysimachia arvensis David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14408 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI35641  Lysimachia arvensis S. M. Inman 1983-5-7 38 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
  OBI27168  Lysimachia latifolia Thomas Burrows 1980-4-19 150 San Luis Obispo Reservoir Cyn 168 Comment
  OBI45425  Lysimachia latifolia David J. Keil, Mark Meredith 1984-4-14 18126 San Luis Obispo Ridge system S of Arroyo de la Cruz, N of San Simeon Comment
  OBI32969  Lysimachia latifolia David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16989 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  SBBG12457  Lythrum hyssopifolia C. B. Hardham 1960-6-17 6184 San Luis Obispo Cambria Comment
  OBI51417  Madia elegans Jan Barber 1993-8-16 95 San Luis Obispo Along hwy 41 approx 2 mi E of Cerro Alto Campgound Comment
  RSA165607  Madia elegans subsp. elegans Clare B. Hardham 1961-10-20 7328 San Luis Obispo Santa Lucia Mountains: headwaters Santa Rosa Creek Comment
  SBBG8588  Madia exigua C. B. Hardham 1956-5-31 827 San Luis Obispo S Rd to Adelaida near Hilltop Ranch Comment
  CAS-BOT-BC343361  Madia gracilis Alice Eastwood 1906-6-13 403 San Luis Obispo Country adjacent to Santa Maria. Suey Creek Comment
  OBI64132  Madia gracilis D. R. Miller 1994-4-30 494 .278 San Luis Obispo Pine Mt Region. From the creekway area of Tobacco Crk 350 Comment
  PGM3325  Malacothamnus davidsonii Vern Yadon 1985-7-25 San Luis Obispo Bee Rock (Rock pile not store), Bee Rock Comment
  PGM3329  Malacothamnus davidsonii Vern Yadon 1985-7-25 San Luis Obispo Bee Rock (rock pile not store), Bee Rock 1 mi south from store Comment
  RSA786589  Malacothamnus davidsonii Mark A. Elvin, Vern Yadon 1996-8-11 347 San Luis Obispo Santa Lucia Mountains; Interlake Mesa at Bee Rock on Interlake Rd, N side of road on steep rocky slope of hill, ca 0.75 mi SW of Bee Rock Store Comment
  CAS-BOT-BC204148  Malacothamnus jonesii R. F. Hoover 1946-10-27 6534 San Luis Obispo Canyon opening south into Cuyama River opposite Pioneer Grove (Santa Barbara Co.) Comment
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Feb 7 2018
  SBBG4662  Malacothamnus jonesii C. B. Hardham 1957-5-31 2035 San Luis Obispo Chimney Rock Ranch, south rd to Adelaida Comment
  CAS-BOT-BC204171  Malacothamnus jonesii Clare B. Hardham 1956-6-13 945 San Luis Obispo Black Mt., Highland Dist. Comment
  CDA8292  Malacothrix californica A. C. Browne 1951-5-29 San Luis Obispo Oso Flaco. 0 Comment
  POM362344  Malacothrix californica E. A. Purer 1932-8-28 s.n. San Luis Obispo Oceano Comment
  SD56803  Malacothrix californica Darley F. Howe 1963-5-18 San Luis Obispo South end of Morro Bay. Comment
  UC1069917  Malacothrix californica T. M. Hendrix 1937-4-22 62 San Luis Obispo 3 1/4 mi nne Huerhuero School (Plot 108 A.D.G.); Pozo Quadrangle Comment
  UC496112  Malacothrix californica Mrs. Frank Hatch 1932-4-4 San Luis Obispo Pala Prieta Bitterwater Valley (eastern San Luis Obispo County) Comment
  OBI55278  Malacothrix clevelandii David J. Keil, with Kathleen A. Keil 1998-5-26 27461 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
  UC1276298  Malacothrix clevelandii R. F. Hoover 1950-5-6 7882 San Luis Obispo Upper Navajo Creek La Panza Range, Upper Navajo Creek Comment
  JEPS31070  Malacothrix incana Ernest C. Twisselmann 1959-11-2 5895 San Luis Obispo w of Oso Flaco Lake; Oceano Dunes 4 Comment
  JEPS34353  Malacothrix incana Rimo Bacigalupi, and L. R. Heckard 1963-4-21 8828 San Luis Obispo n of mouth of Hazard Canyon (at southern end of Morro Bay); Morro Bay 30 Comment
  OBI15653  Malacothrix incana Robert F. Hoover 1966-9-21 10079 San Luis Obispo Oso Flaco Lake Comment
  POM362345  Malacothrix incana E. A. Purer 1932-8-28 s.n. San Luis Obispo Oceano. Comment
  UCR18372  Malacothrix incana George K. Helmkamp 1975-11-16 s.n. San Luis Obispo Montana de Oro State Park Comment
  SD87703  Malacothrix incana F. W. Peirson 1920-7-29 2225 San Luis Obispo Pismo Comment
  OBI79998  Malacothrix saxatilis David J. Keil, with V. L. Holland 2013-6-12 31805 San Luis Obispo Templeton. 830 Templeton Road. Comment
  UCR266178  Malacothrix saxatilis David J. Keil, Margariet Wetherwax, Elizabeth Painter, Jody Olsen, K. Downing, C. Bratt, Lynne D. Althouse 2000-5-16 28699 B San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River) 189 Comment
  CAS-BOT-BC251056  Malacothrix saxatilis var. commutata M. Wetherwax 2001-4-18 CR- 248 a San Luis Obispo Camp Roberts. Ca. 1/2 mile W of Twin Bridges, N side of Nacimiento River 208 Comment
  CAS-BOT-BC347845  Malacothrix saxatilis var. commutata R. F. Hoover 1946-6-29 6201 San Luis Obispo Betw. Paso Robles and Adelaida Comment
  IRVC29225  Malva parviflora G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8840 San Luis Obispo Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek Central Coast 136 Comment
  OBI28600  Marah fabacea John Jackman and Julie Truesdale, Julie Truesdale 1980-1 4 San Luis Obispo MacGillivary Ranch Adelaida Comment
  OBI80693  Marah fabacea Mary Devlin 2015-3-4 9 San Luis Obispo Campus of California Polytechnic State University, Poly Canyon, adjacent to Poly Canyon trail. Foothills of Santa Lucia Mountains, on slopes of rolling hills close to the creek floodplain. Slope of hillside leading down to the floodplain and riparian zone of SLO creek in red-brown soil with shale. 117 Comment
  RSA585656  Marrubium vulgare D. A. Young, F. L. Johnson 1992-6-17 ROB 0054 San Luis Obispo 1 km SW of Ranch House on Nacimento Rd. Comment
  SEINET3867132  Marsilea vestita subsp. vestita David Keil 2000-5-24 28737 San Luis Obispo Santa Margarita Ranch. Ca. 4.2 miles south of railroad crossing (in Santa Margarita) on Pozo Road.; 0 Comment
  SBBG94125  Matricaria discoidea S. A. Junak 1990-4-17 4165 San Luis Obispo just N of USFS Rd 29S11.3, ca. 0.1 mi W of W boundary of Cuesta Ridge Botanical Area, 5.3 mi W of US Hwy 101 783 Comment
  UCR29424  Matricaria matricarioides David J. Keil, Melissa Luckow, R. A. Pimentel, R. Riggins-Pimentel 1981-4-24 14490 San Luis Obispo South Coast Range, California Route 58, 10 mi. east of junction with California Route [229?] 227 Comment
  UC455118  Maurandya erubescens I. J. Condit 1908-10-23 San Luis Obispo San Luis Obispo, Cal. Mrs Latimer's yard. Comment
  CAS-BOT-BC422733  Meconella denticulata R. F. Hoover 1950-4-30 7860 San Luis Obispo E. slope of La Panza Range Comment
  JEPS51540  Meconella denticulata G. Parks Ballard 1935-5-13 San Luis Obispo Pozo grade summit Comment
  SBBG118046  Medicago arabica K. Foster 1999-3-14 San Luis Obispo vernal pool plot 2, Training Area 10; Camp Roberts Comment
  UCR161327  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2005-3-8 9061 San Luis Obispo Central Coast Hills, Prefumo Canyon, north side of Irish Hills; 3.0 mi west of Los Osos Valley Road 140 Comment
  OBI17590  Medicago polymorpha Penelope Blackmer 1973-4-5 15 San Luis Obispo Between Penn ck and fence which marks W border of Bio Reserve Comment
  OBI70111  Medicago polymorpha Bernard Miossi 1939-4-6 42 A San Luis Obispo S facing slope of a hill along Hwy 101, 1 mi N of san Luis Obispo 61 Comment
  CAS-BOT-BC269450  Melica californica Ira L. Wiggins 1929-4-13 3429 San Luis Obispo Along Salinas River 6 miles north of Paso Robles Comment
  OBI21979  Melica californica Eben McMillan 1952-5-2 80 San Luis Obispo Choice Valley- 1 mi S, 8 mi E Shandon Comment
  OBI80170  Melica californica David J. Keil 1992-4-12 22798 San Luis Obispo Laguna Lake City Park 170 Comment
  RSA163802  Melica geyeri Clare B. Hardham 1958-5-10 3311 San Luis Obispo Cypress Mt. 854 Comment
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May 14 2010
  CAS-BOT-BC281673  Melica imperfecta Clare B. Hardham 1957-6-15 2229 San Luis Obispo Santa Lucia Mts. Villa Creek Comment
  OBI59495  Melica imperfecta David J. Keil, with V. L. Holland 2001-4-7 29265 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  SBBG109223  Melica imperfecta C. B. Hardham 1957-6-15 2229 San Luis Obispo Villa Crk Comment
  CAS-BOT-BC281685  Melica imperfecta Clare B. Hardham 1959-6-10 4847 San Luis Obispo Santa Lucia Mts. Road from Old Creek to Toro Creek Comment
  OBI20143  Melica imperfecta Ruth E. Davis 1964-4-24 88 San Luis Obispo See Cyn, about 9 mi from San Luis Obispo Comment
  UCD88106  Melica imperfecta E. Wilson 1938-4-5 s.n. San Luis Obispo San Luis Obispo County: Mc Chesney Field. Comment
  RSA518270  Melica torreyana Steven A. Junak, David A. Young, Tina J. Ayers 1989-4-27 3963 San Luis Obispo Cuesta Ridge; Along dirt road on N side of main road (USFS Road 29S11.3) 0.2 miles E of W boundary sign for the Cuesta Ridge Botanical Area, 5.0 miles W of highway 101. 787 Comment
  SEINET6853210  Melica torreyana Wanda P. Vestal, A. G. Vestal 1955-4-19 s.n. San Luis Obispo Ca. 4.5 miles north-northeast of San Luis Obispo, below Cuesta Pass. Comment
  OBI82566  Melilotus albus David J. Keil 2015-7-8 33311 San Luis Obispo Atascadero Creek north of El Camino Real bridge and east of road 280 Comment
  OBI3495  Melilotus indicus Lynch 1971-5-15 2 San Luis Obispo Cal Poly campus. Drumm lake about 20 ft from the water Comment
  SBBG104368  Melilotus indicus D. A. Young, F. L. Johnson 1992-6-17 ROB 79 San Luis Obispo 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  SD40034  Melilotus indicus Edith A. Purer 1931-8-6 2235 San Luis Obispo Oceano Comment
  OBI12790  Melilotus indicus B. A. Smith 1966-4-28 64 San Luis Obispo About 1/2 mi E of Cambria on Cambria-Paso Robles Rd Comment
  UC1284944  Melissa officinalis R. F. Hoover 1946-8-3 6252 San Luis Obispo near dry water-course Upper Coon Creek; San Luis Range, Upper Coon Creek Comment
  OBI20345  Mentha aquatica Steven Pearce 1972-8-27 10 San Luis Obispo Under bridge on Prado Rd near intersection of Prado Rd and S. Higuera Comment
  CDA40727  Mentha canadensis L. Julian, Jason Dart 2000-11-7 39 San Luis Obispo Santa Margarita. Santa Margarita Ranch off of Pozo Road next to five mile bridge. In Rinconada creek. Comment
  OBI36870  Mentha canadensis Eric Wise 1983-9-22 1777 San Luis Obispo Salinas River X Hwy 58. Loc near Santa Margarita Comment
  UC771644  Mentha canadensis R. F. Hoover 1946-8-24 6325 San Luis Obispo near Laguna near San Luis Obispo Comment
  OBI82607  Mentha pulegium David J. Keil, with Kathleen Keil 2016-6-26 33265 San Luis Obispo Santa Rita Road west of Templeton Comment
  OBI64926  Mentzelia affinis Greg Wilvert 2005-3-21 17 San Luis Obispo SE Half of the Caliente Range. Approx 1/3 km W of the S end of Pipeline Rd overlooking the Cuyama Valley Comment
  OBI12512  Mentzelia micrantha Robert F. Hoover 1952-5-11 8179 San Luis Obispo W slope of La Panza Range Comment
  OBI80794  Mercurialis annua D. R. Miller, E. A. Appel, Dianne Brooke 2015-5-3 515 .1126 San Luis Obispo In flower beds as garden weed, 345 Warwick St, Cambria (Dianne Brooke home). 50 Comment
  OBI82369  Mesembryanthemum crystallinum David J. Keil 2015-9-29 33424 San Luis Obispo Pismo Beach north of Pismo Pier 10 Comment
  OBI64410  Micranthes californica David J. Keil 2001-3-28 29203 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  OBI78826  Microseris douglasii Jada Golland, Tara Becker, Joey Persico 2014-4-27 1 San Luis Obispo Laguna Lake. Near dirt path under electric poles. 37 Comment
  UC1584629  Microseris douglasii subsp. douglasii Dean Wm. Taylor with Roy E. Buck 1989-3-21 10179 San Luis Obispo 0.2 mi e junction of Soda Lake Road with Simler Road (s end of Soda Lake, on a low ridge forming the e rim of the s arm of the lake (Painted Rock 7 1/2 quad, 1959 edition)); Carrizo Plain, Soda Lake, Painted Rock Quad. 585 Comment
  UC573522  Microseris douglasii subsp. douglasii P. L. Johannsen 1937-5-3 1088 San Luis Obispo 2 1/8 mi se Painted Rock Ranch; McKittrick Quad. 594 Comment
  CAS-BOT-BC349010  Microseris douglasii subsp. douglasii K. L. Chambers 1956-4-27 1023 San Luis Obispo Cuyama Valley; hwy. 166, 5.0 mi. w. of Cottonwood Creek bridge over Cuyama River Comment
  UC564162  Microseris douglasii subsp. douglasii Roxana S. Ferris 1935-3-29 9104 San Luis Obispo 2 mi s Simmler; Carriso Plain Comment
  CAS-BOT-BC349187  Microseris elegans K. L. Chambers 1954-4-23 480 San Luis Obispo Hwy. 101, 1 mi. s. of Atascadero. Grassy hillside ca. 200 yds. w. of old hwy. Comment
  OBI11281  Microsteris gracilis Evan McMillan 1952-5-7 118 San Luis Obispo Pinole spring 10 mi S 16 mi E Shandon Comment
  UCR266016  Mimulus aurantiacus Jill MacIntyre 1986-7-16 07 San Luis Obispo Cuesta Ridge West, top of ridge with view of San Luis Obispo and Morro Bay 671 Comment
  RSA420291  Mimulus aurantiacus var. aurantiacus Thekla Mohr 1911-1 s.n. San Luis Obispo [No location data on label] Comment
  OBI8439  Mimulus aurantiacus var. aurantiacus Lynne D. Althouse 1977-4-16 47 San Luis Obispo Wolfe's horse ranch near San Luis High School 137 Comment
  UCSB28331  Mimulus aurantiacus var. aurantiacus Bethlenfalvay, G. 1970-4-24 San Luis Obispo Cemetery end of Bridge Street, 1.1 mile N. of Cambria 106 Comment
  JEPS35081  Mimulus aurantiacus var. grandiflorus R. F. Hoover 1964-6-12 9066 San Luis Obispo near Rocky Butte Fire Lookout Comment
  OBI42236  Mimulus aurantiacus var. grandiflorus David J. Keil, V. L. Holland 1986-5-26 19597 San Luis Obispo Oak Shores develoment on northern shore of Nacimiento Lake Comment
  RSA140157  Mimulus diffusus Clare B. Hardham 1960-3-28 5252 San Luis Obispo About 1 mile northwest of Bee Rock. 305 Comment
  OBI3735  Mimulus guttatus Elizabeth Rudd 1971-6-10 316 San Luis Obispo 3 mi NE of Santa Margarita 305 Comment
  SEINET7063683  Mimulus guttatus A. G. Vestal 1947-4-16 s.n. San Luis Obispo Above Arroyo Grande on Rotue 227 in Carpenter Canyon. UTM Zone 10, 720822mE, 3892982mN. (WGS84/NAD83). 108 Comment
  UCR160586  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2005-6-9 9594 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 8.3 miles northeast of Huasna Townsite Road 332 Comment
  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
  UCSB41700  Mimulus guttatus Norton, Beth 1981-5-9 San Luis Obispo In Shell Creek; in Avenales Wildlife Area; 19 miles from Santa Margarita; on highway 58 518 Comment
  CDA11357  Mimulus longiflorus G. F. Hrusa 1995-4-16 12080 San Luis Obispo La Panza Range; Calf Canyon on Highway 58, approximately 5 miles E of Santa Margarita. Comment
  RSA132979  Minuartia cismontana Clare B. Hardham 1958-4-28 3136 San Luis Obispo Hills between San Juan River and Carissa Plains. Comment
  RSA201697  Minuartia douglasii Robert F. Hoover 1947-4-20 6991 San Luis Obispo Yaro Creek district N of Pozo. Comment
  UC1285070  Minuartia douglasii R. F. Hoover 1947-4-20 6991 San Luis Obispo n Pozo; Yaro Creek district Comment
  RSA0026053  Mirabilis jalapa E. C. Twisselmann 1971-8-12 18069 San Luis Obispo Templeton. 274 Comment
  CAS-BOT-BC434725  Mirabilis laevis var. crassifolia R. F. Hoover 1967-4-15 10458 San Luis Obispo Canyon just west of Cottonwood Canyon bridge, lower Cuyama Valley. Comment
  OBI12185  Mirabilis laevis var. crassifolia Robert F. Hoover 1949-5-1 7644 San Luis Obispo Summit of Cottonwood Pass Comment
  JEPS61329  Mirabilis laevis var. crassifolia Rhoda Ramona Reed 1915-8-10 San Luis Obispo Cave Landing, San Luis Obispo Comment
  OBI58316  Mirabilis laevis var. crassifolia David J. Keil 1998-4-9 26665 San Luis Obispo USFS trailhead area on hwy 166 NE of Tepusquet Cyn rd Comment
  UC52302  Mirabilis laevis var. crassifolia Rev. R. W. Summers San Luis Obispo open hill slopes by sea Comment
  HSC94184  Monardella frutescens Austin P. Griffiths, M. E. Griffiths 1986-5-15 San Luis Obispo Guadalupe Dunes, midway along northernmost vegetated ridge Comment
  CDA17653  Monardella frutescens Austin Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Callender Dunes; Bordering northwest shore of Black Lake. Comment
  CAS-BOT-BC220192  Monardella sinuata subsp. sinuata R. F. Hoover 1964-6-11 9033 San Luis Obispo Just south of Hazard Canyon Comment
  UC25536  Monardella undulata Mrs. R. W. Summers 1882-6-17 San Luis Obispo Coast Hills Comment
  CHSC67799  Monardella undulata subsp. crispa James D. Jokerst; John Sorenson 1987-6-2 2909 San Luis Obispo Pismo Dunes railroad W and NW of main office of Union 76 Refinery. Comment
  JEPS15280  Monardella undulata subsp. crispa Rimo Bacigalupi 1950-5-13 3199 San Luis Obispo Just south of Oso Flaco Lake Comment
  OBI60478  Monardella undulata subsp. crispa LynneDee Oyler, David J. Keil 1990-5-10 1128 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake S and W across dunes, E to Quercus agrifolia, and W again to coast 305 Comment
  UCR219840  Monardella undulata subsp. crispa Mark A. Elvin 2008-7-1 6006 San Luis Obispo Central Coast, Guadalupe Dunes dune complex [SE of Oso Flaco Lake] 34 Comment
  HSC103424  Monardella undulata subsp. crispa James D. Jokerst, John Sorenson 1987-6-2 2909 San Luis Obispo Pismo Dunes, across railroad W and NW of main office of Union 76 Refinery. Comment
  CDA17720  Monardella undulata subsp. undulata Austin Griffiths, Gaylord Jones, Kathleen Jones, Kathryn Bay 1986-5-25 s.n. San Luis Obispo Morro Bay sandspit. 0 Comment
  CDA11537  Monardella villosa subsp. obispoensis G. F. Hrusa, D. Ragan 1995-6-2 12366 San Luis Obispo Black Butte Research Natural Area; SW slope of Peak 1 (Radio Facility 2). Comment
  UCD67272  Monardella villosa subsp. obispoensis G. F. Hrusa; D. Ragan 1995-6-20 12366 San Luis Obispo San Luis Obispo County: Perennial/subshrub on SW slope of Peak 1 (Radio Facility 2). 700 Comment
  SD56879  Monardella villosa subsp. obispoensis Darley F. Howe 1963-7-1 3637 San Luis Obispo 11.9 miles east of Cayneos. 427 Comment
  SBBG111559  Monardella villosa var. obispoensis C. B. Hardham 1960-6-17 6299 San Luis Obispo Cambria Comment
  CAS-BOT-BC349567  Monolopia lanceolata R. F. Hoover 1950-4-2 7783 San Luis Obispo W. branch of Fernandez Creek, just above La Panza-Creston Road Comment
  OBI66899  Monolopia lanceolata David J. Keil, with Kathleen A. Keil 2001-4-20 29343 San Luis Obispo Shell Creek Road ca. 0.5 mile north of Highway 58 457 Comment
  OBI69708  Monolopia lanceolata Larry Kandarian 2006-4-17 s.n. San Luis Obispo Cholame Comment
  SFV15510  Monolopia lanceolata I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 363 San Luis Obispo Carrizo Plain South end of Carrizo Plain. 22.0 miles north on Soda Lake Road from junction with Highway 166. 670 Comment
  UCR165993  Monolopia lanceolata Ken Osborne 2005-3-1 s.n. San Luis Obispo SW Central Valley, Carrizo Plain. c. 5 mi NE of Caliente Range and 2 mi west of AF Traver Ranch and BM 2121 655 Comment
  OBI45908  Monolopia lanceolata David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19260 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd T31S, R21E, SE corner of sect 22 838 Comment
  OBI66948  Monolopia lanceolata David J. Keil, with Kathleen A. Keil 2001-4-20 29363 San Luis Obispo Salt Canyon. Ca. 15 miles north of Highway 58 along Bitterwater Road, Vicinity of 35.55362 deg. N x 120.10450 deg. W 529 Comment
  UC1484364  Monolopia lanceolata Dale E. Johnson with J. E. Eckenwalder 1974-4-20 84 San Luis Obispo 11.7 km (7.3 mi) nw of border of Kern County on road n Twisselman Lake to Cholame (Cholame Valley Road) (0.8 km (0.5 mi) se of Highway 41 (Cholame-Kettleman City Road)) Comment
  UC1484365  Monolopia lanceolata Dale E. Johnson with J. E. Eckenwalder 1974-4-20 75 San Luis Obispo on Highway 58 (McKittrick-Santa Margarita Road) 0.5 km (0.3 mi) sw of border Kern County; Temblor Range Comment
  CAS-BOT-BC349690  Monolopia stricta Eben McMillan 1957-4-7 3330 F San Luis Obispo Elkhorn Scarp, southeastern San Luis Obispo County 792 Comment
  OBI65011  Monolopia stricta Greg Wilvert 2005-4-5 151 San Luis Obispo SE Half of the Caliente Range. 100 m N of Wells Srping 884 Comment
  UCD134580  Monolopia stricta Justin Albert 1993-4-3 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain, between Caliente and Temblor Ranges and CA Highways 58 and 166. Near Soda Lake Road around 2 miles past Simmler intersection. 650 Comment
  OBI79084  Morella californica David J. Keil 2013-8-19 31895 San Luis Obispo Morro Bay State Park portion of El Morro Elfin Forest, Los Osos 5 Comment
  SBBG1400  Mucronea californica C. B. Hardham 1958-5-31 3465 San Luis Obispo North Traffic Way, Atascadero Comment
  OBI53626  Mucronea californica Arthur W. Hazebrook 1991-5-7 59 San Luis Obispo Nipomo dunes complex, Big Coreopsis HIll Comment
  RSA488726  Mucronea californica James L. Reveal 1988-5-26 6914 San Luis Obispo Along Hwy 58, 1 mile west of Shell Creek Road, 6.5 miles NW of La Panza and 1.6 miles ESE of the La Panza Road at Wilson Corner, 17.2 miles NE of the Pozo Road near Santa Margarita. 427 Comment
  UCSC009486  Mucronea californica Unknown 2005-4-25 s.n. San Luis Obispo Shell Creek Road Comment
  CAS-BOT-BC415982  Mucronea perfoliata Clare B. Hardham 1960-5-17 5756 San Luis Obispo East side of Tierra Redonda Comment
  UC1392774  Mucronea perfoliata R. F. Hoover 1969-6-3 11353 San Luis Obispo 3 mi e Santa Margarita; Moreno Canyon Comment
  OBI22030  Muhlenbergia rigens Robert F. Hoover 1965-9-29 9659 San Luis Obispo N base of Cuesta grade Comment
  CAS-BOT-BC276254  Muhlenbergia utilis R. F. Hoover 1966-10-1 10102 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek Comment
  RSA0087186  Myriophyllum aquaticum D. W. Taylor 1970-6-23 T 70 -122 San Luis Obispo Black Lake Canyon, 1.1 miles east of State Highway 1. Comment
  OBI13925  Nama californica Robert F. Hoover 1952-5-24 8209 San Luis Obispo Caliente Mt, on summit ridge W of peak Comment
  CAS-BOT-BC259993  Nassella lepida Clare B. Hardham 1957-5-10 2031 San Luis Obispo Santa Lucia Mountains. Montgomery Ranch, Willow Creek Comment
  SBBG109890  Nassella lepida C. B. Hardham 1960-4-16 5608 San Luis Obispo Dellaganna Crk, NE side of Cypress Mtn Comment
  UCD94712  Nassella lepida G. L. Stebbins Jr.; R. M. Love 1941-3-23 3068 San Luis Obispo San Luis Obispo County: 4 miles N of San Luis Obispo, near foot of Cuesta Grade. Comment
  SBBG734  Nassella pulchra C. B. Hardham 1957-4-2 1610 San Luis Obispo Willow Crk, ca. 5 mi W of Paso Robles Comment
  UC1133214  Nassella pulchra N. K. Carlson 1936-3-18 147 San Luis Obispo 0.5 mi se Newsome Springs (Plot 3); Arroyo Grande Quadrangle 137 Comment
  UC1133215  Nassella pulchra H. C. Lee 1936-3-3 445 San Luis Obispo 1/2 mi s Reed's; Arroyo Grande Quadrangle Comment
  RSA0012216  Nasturtium Mark A. Elvin, Erin Shapiro 2010-7-29 6468 San Luis Obispo Santa Maria River Valley, Guadalupe Dunes, SE edge of Oso Flaco Lake, 50 meters NE of agricultural ditch 2 Comment
  SBBG117993  Nasturtium occidentale J. Olson 2000-6-28 San Luis Obispo pond along Nacimiento River, off Perimeter Rd, ca. 0.4 mi upstream from jct with Bee Rock Rd; Camp Roberts Comment
  OBI7629  Nasturtium officinale Christian Smith 1974-5-30 s.n. San Luis Obispo Reservoir Cyn Comment
  SBBG128664  Nasturtium officinale M. A. Elvin, E. Shapiro 2010-7-29 6468 San Luis Obispo SE edge of Oso Flaco Lake, 50 meters NE of agricultural ditch 2 Comment
  UC573164  Navarretia atractyloides T. M. Hendrix 1934-6-3 244 San Luis Obispo 0.25 mi s Highland School; Pozo Quad. 457 Comment
  UCR159844  Navarretia hamata George K. Helmkamp, E. A. Helmkamp 2005-6-12 9621 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  JEPS116687  Navarretia jaredii David Gowen 2006-5-31 591 San Luis Obispo West side of Cottonwood Pass on south side of Hwy 41. Comment
  JEPS13553  Navarretia jaredii Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-23 5178 San Luis Obispo 3.1 mi e Paso Robles airport (Sherwood Field) (along Huerhuero Creek road from Paso Robles airport (Sherwood Field) to Creston) 243 Comment
  UC771765  Navarretia jaredii R. F. Hoover 1946-6-30 6212 San Luis Obispo between Santa Margarita and Pozo (Rinconada Mine) Comment
  OBI66345  Navarretia mellita David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26274 San Luis Obispo Los Padres National Forest. La Panza Mountains. Fringe of Machesna Mountain Wilderness. Ridge along road past Castle Crags and slopes below to south. Comment
  JEPS108309  Navarretia mitracarpa David Gowen 2005-5-23 381 San Luis Obispo W. side of Cottonwood Pass on HWY 41, S. side of road on gentle E-facing slope. Comment
  UCD147265  Navarretia mitracarpa Melanie Gogol-Prokurat 2008-5-7 CARR 164 San Luis Obispo San Luis Obispo County: Carrizo Plains Ecological Reserve, Chimineas Ranch. 621 Comment
  CAS-BOT-BC230442  Navarretia mitracarpa Clare B. Hardham 1956-5-30 797 San Luis Obispo Santa Lucia Mountains. Chimney Rock, San Marcos Creek Comment
  OBI76676  Navarretia mitracarpa Jason Dart 2006-5-31 280 San Luis Obispo Ranchland at the far N end of Golden hill Rd, on a terr above Huerhuero Crk, Paso Robles 239 Comment
  UC771766  Navarretia mitracarpa R. F. Hoover 1946-6-15 6147 San Luis Obispo between Santa Margarita and Pozo (Rinconada Mine) Comment
  UCR42894  Navarretia squarrosa David J. Keil 1985-6-9 18796 San Luis Obispo Central coast, Los Osos/Baywood Park area. End of Nipomo Avenue (1.5 blocks ESE of Willow Drive) and N across scrub to Eto Lake Comment
  JEPS99158  Nemacladus secundiflorus var. secundiflorus Clare B. Hardham, C. Butterworth 1960-5-28 5946 San Luis Obispo headwaters of south fork of Huero Huero River, Klein Ranch, Pozo-Arroyo Grande Road Comment
  OBI2749  Nemophila menziesii Robert F. Hoover 1958-3-19 8426 San Luis Obispo Carrizo Plain, nea N base of Caliente Mt Comment
  OBI28779  Nemophila menziesii David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14512 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI28871  Nemophila menziesii Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 728 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna River crosses the rd Comment
  RSA713429  Nemophila menziesii var. menziesii Daisie Huang 2006-3-19 60319 -3 San Luis Obispo roadside of 58-E, east of 101. Sunny flat, gravelly soil. 492 Comment
  OBI77613  Nemophila pedunculata Robert F. Hoover 1968-4-16 11021 San Luis Obispo Cuyama River at "Gypsum Cyn bridge" N side of river Comment
  RSA216717  Nicotiana bigelovii Robert F. Hoover 1969-7-13 11459 San Luis Obispo 2 mi S of Atascadero. Comment
  OBI48212  Nicotiana glauca David J. Keil, Rhonda Riggins and Dirk R. Walters 1990-3-9 21328 San Luis Obispo Campus of Calif Polytechnic State Univ, San Luis Obsipo Comment
  OBI29088  Notholithocarpus densiflorus var. densiflorus Karen Symonds 1982-7-25 39 San Luis Obispo Montana de Oro State Park, along Coon Creek trail. Comment
  OBI28203  Notholithocarpus densiflorus var. densiflorus Penny Principe 1982-5-2 s.n. San Luis Obispo Santa Lucia Mtns., E Cuesta Ridge 2.7 mi SE of Hwy 101 Comment
  OBI53062  Notholithocarpus densiflorus var. densiflorus David J. Keil 1995-5-23 25203 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  OBI80467  Oemleria cerasiformis David J. Keil 2015-2-14 32641 San Luis Obispo Pismo Preserve. Along unpaved road from intersection with Thousand Hills Road westward to summit 70 Comment
  UC1128066  Oemleria cerasiformis B. Bolt 1936-2-3 563 San Luis Obispo 1 mi sse Sycamore Canyon; San Luis Obispo Quad. 182 Comment
Read comments
Apr 21 2015
  OBI8834  Oenanthe sarmentosa Robert F. Hoover 1946-8-25 6341 San Luis Obispo Oceano Beach, in swampy area behind coastal sand dunes Comment
  SEINET224180  Opuntia phaeacantha var. major Lyman Benson 1960-12-31 16082 San Luis Obispo 5 miles east of U. S, 101 on the Santa Maria-Maricopa Road 305 Comment
  UC572454  Orobanche californica subsp. condensa H. C. Lee 1937-6-8 1055 San Luis Obispo Two miles south of Huerhuero School, 12 1/2 mi NW of Pozo. Comment
  JEPS64571  Orobanche parishii subsp. brachyloba R. F. Hoover 1967-9-15 10870 San Luis Obispo dunes s. Oso Flaco Lake Comment
  OBI72252  Orobanche uniflora Anthony Baniaga, Theo Fitanides 2010-3-27 66 San Luis Obispo Tierra Redonda Mtn BLM ACEC 331 Comment
  UC1953334  Paeonia californica Anthony Baniaga with Theo Fitanides 2010-1-30 16 b San Luis Obispo Tierra Redonda Mountian. 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
  OBI79395  Paeonia californica David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31672 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  RSA523412  Paeonia californica Gordon H. True Jr. 1937-4-25 676 San Luis Obispo West of La Panza 457 Comment
  UC990528  Paeonia californica R. Bacigalupi 1949-4-7 3077 San Luis Obispo along Santa Rosa Creek Rd 6.4 mi e junction with California Highway 1 (near Cambria) Comment
  OBI65735  Panicum miliaceum D. R. Miller 1994-7-13 794 .502 San Luis Obispo Pine Mt Region. Around W corner of Chappelka's main house fl beds. On Ridge Rd, upper Pico crk drainage 914 Comment
  UCD95989  Papaver californicum G. F. Hrusa; D. Ragan 1995-6-20 12363 San Luis Obispo San Luis Obispo County: at summit of main ridge below Peak 1 (Radio Facility 2). 700 Comment
  UC1296237  Papaver californicum R. F. Hoover 1951-4-15 8040 San Luis Obispo Stoney Creek, tributary of Huasna River Stoney Creek Comment
  UC455317  Papaver californicum I. J. Condit 1908-4-2 San Luis Obispo Cuesta Summit 792 Comment
  OBI58587  Papaver heterophyllum David J. Keil 1998-4-9 26669 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  UCR41412  Passiflora tarminiana A. C. Sanders 1985-11-30 5952 B San Luis Obispo Central Coast, Cambria. Roadside on a wooded hill w/ scattered residences, west of Hwy 1 near Shamel Park Comment
  SBBG108253  Pectocarya penicillata C. B. Hardham 1958-4-2 4167 San Luis Obispo Black Mtn Comment
  UC1285279  Pectocarya penicillata R. F. Hoover 1947-4-20 6987 San Luis Obispo n Pozo; Yaro Creek district Comment
  UCSB15059  Pectocarya penicillata Breedlove, Dennis 1962-3-29 San Luis Obispo Western edge of Carrizo Plain; 1.7 miles west of north edge of Soda Lake; on Turkey Camp Well Road 655 Comment
  RSA139931  Pectocarya pusilla Clare B. Hardham 1960-4-3 5338 San Luis Obispo Cypress Mt., Santa Lucia Mountains. Comment
  OBI78365  Pedicularis densiflora Robert F. Hoover 1967-4-5 10334 San Luis Obispo Calf Cyn Comment
  OBI083615  Pelargonium grossularioides David J. Keil 2016-5-21 34222 San Luis Obispo Between Ragged Point and San Carpoforo Creek on Highway, steep road cut 50 Comment
  OBI33460  Pelargonium grossularioides David J. Keil 2016-2-25 33460 San Luis Obispo San Luis Obispo. 978 Capristrano Court 70 Comment
  OBI19826  Pelargonium grossularioides Walter F. Chesebro 1978-5-27 250 V San Luis Obispo Along Turri Rd, 2.2 mi from Los Osos Valley Rd Comment
  RSA0021623  Pellaea andromedifolia Greg Wilvert 2005-4-23 295 San Luis Obispo 1.7 km NW of Lawson Spring. 908 Comment
  UC371180  Pellaea andromedifolia F. E. Roadhouse 1905-4 5 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC69242  Pellaea andromedifolia Ernest C. Twisselmann 1956-11-7 3228 San Luis Obispo Santa Lucia Range: Cypress Mountain 594 Comment
  UCR132020  Pennisetum clandestinum George K. Helmkamp 2003-10-8 8212 San Luis Obispo Central Coast, base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing 15 Comment
  OBI54226  Penstemon centranthifolius George Butterworth 1995-4-27 47 San Luis Obispo Carrizo Plain Natural Area. 10 yds from rd 1113 Comment
  RSA418969  Penstemon centranthifolius Lyman D. Benson 1934-4-14 5793 San Luis Obispo Cuyama Valley 50 miles W of Maricopa, Temblor Mt. Range, Cuyama River Watershed 610 Comment
  SBBG26493  Penstemon centranthifolius J. Patman 1963-5-30 San Luis Obispo St Hwy 1, 0.6 mi S of the Santa Maria Refining Station, between Oceano and Guadalupe Comment
  NY601666  Penstemon heterophyllus var. australis B. J. Ertter 1989-6-10 8559 San Luis Obispo East side of Black Mountain ca. 20 air miles east-northeast of San Luis Obispo, 3.5 miles from Highway 58 on road to Navajo Campground; dried streambed of McGinnis Creek, La Panza Range. 609.6 Comment
  OBI80290  Pentagramma triangularis Jordan Collins 2014-11-17 5 San Luis Obispo Near the Cal Poly campus in San Luis Obispo along Poly Canyon Road. Comment
  CAS-BOT-BC70232  Pentagramma triangularis subsp. triangularis Mrs. R. W. Summers 1883-1-1 6 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC71718  Pentagramma triangularis subsp. triangularis R. F. Hoover 1964-5-13 8820 San Luis Obispo Tassajara Creek Comment
  UCR118949  Pentagramma triangularis subsp. triangularis George K. Helmkamp, E. A. Helmkamp 1998-6-30 4232 San Luis Obispo Central Coast Ranges, Irish Hills, Prefumo Canyon, 2.1 mi SW of Los Osos Valley Rd. 198 Comment
  UC74890  Pentagramma triangularis subsp. triangularis Miss Maggie Grieb 1885-1 San Luis Obispo Coral de Piedra Ranch Comment
  CAS-BOT-BC218418  Perideridia pringlei Marcus E. Jones 1882-5-6 3230 San Luis Obispo San Luis Obispo Comment
  UC1583645  Perideridia pringlei David Keil 1983-7-16 17394 San Luis Obispo ne San Simeon (ridge s of Arroyo); Vicinity of Arroyo de la Cruz Comment
  CAS-BOT-BC419067  Persicaria lapathifolia Ernest C. Twisselmann 1968-10-21 15036 San Luis Obispo Paso Robles: Salinas River just north of the Highway 46 bridge 181 Comment
  OBI36818  Persicaria punctata Eric Wise 1981-6-15 598 San Luis Obispo Turri Rd, 1 mi E of S Bay Blvd Comment
  OBI78954  Persicaria punctata Michael Walgren 2013-10-2 357 San Luis Obispo San Simeon State Park, .37 miles downcoast of the access road to the lighthouse at Point Piedras Blancas and west of Highway One. 18 Comment
  OBI81761  Persicaria punctata D. R. Miller, Elizabeth A. Appel 2015-10-24 1015 .1136 San Luis Obispo Piedras Blancas Light Station. Near pumphouse north of lighthouse 50 Comment
  RSA778547  Peucephyllum schottii David J. Keil 1992-4-27 s.n. San Luis Obispo Along Zzyzx Road S of Interstate Route 15, ca. 11 miles SW of Baker 300 Comment
Read comments
Dec 30 2017
  UC901817  Phacelia L. Constance and R. F. Hoover 1950-6-21 3353 San Luis Obispo w side of butte 0.5 mi below summit; Rocky Butte 975 Comment
  SBBG107050  Phacelia brachyloba C. B. Hardham 1959-6-10 4811 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  OBI13847  Phacelia brachyloba Robert F. Hoover 1947-4-26 7081 San Luis Obispo Parkhill district Comment
  OBI55208  Phacelia brachyloba Greg Frugoli 1997-4-7 10 San Luis Obispo Black Mtn rd 2 mi E of Parkhill Rd, La Panza Range, Los Padres NF (hwy 58 burn area) 762 Comment
  RSA141042  Phacelia cicutaria var. hispida Clare B. Hardham, C. Butterworth 1960-6-17 6157 San Luis Obispo Lopez Canyon Comment
  OBI34069  Phacelia distans Kathy Jones 1982-5-7 s.n. San Luis Obispo Nipomo Mesa, S of Arroyo Grande. Big Coreopsis Hill Comment
  OBI13820  Phacelia distans Aart C. De Vos 1963-4-30 93 San Luis Obispo 2 mi S of Morro Bay Comment
  OBI33818  Phacelia douglasii David J. Keil 1980-3-16 13714 San Luis Obispo Along Park Hill rd 0.5 mi W of jctn of Huerhuero Rd Comment
  OBI53589  Phacelia douglasii Arthur W. Hazebrook 1991-4-28 41 San Luis Obispo Nipomo Dunes complex, Big Coreopsis Hill, stabilized dunes; low lying area with dead cottonwood stand at NE base of Hill Comment
  SBBG108243  Phacelia egena C. B. Hardham 1961-4-17 6829 San Luis Obispo Pine Mtn, N of Cambria 914 Comment
  OBI13777  Phacelia fremontii Robert F. Hoover 1949-4-2 7571 San Luis Obispo Cottonwood Pass near summit Comment
  UC1069310  Phacelia fremontii N. H. French 1937-4-3 906 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quadrangle Comment
  OBI51945  Phacelia grisea Steven A. Junak, Tina J. Ayers 1989-7-14 4114 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Extreme N edge of Botanical Are, at end of powerline rd 0.4 I SW of intersection with Tassajera Crk rd; intersection is 1.8 mi W of hwy 101 506 Comment
  OBI45293  Phacelia malvifolia var. loasifolia David J. Keil 1985-4-6 18531 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Burned slope S of the Arroyo, SW of cutoff oxbow area Comment
  OBI56386  Phacelia nemoralis David J. Keil 2000-2-5 28422 San Luis Obispo Cambria. Vicinity of Cambria Community Service District work yard. along Rodeo Grounds Road. Comment
  SBBG107425  Phacelia ramosissima C. B. Hardham 1960-4-4 5317 San Luis Obispo mouth of Cantinas Crk 243 Comment
  JEPS1026  Phacelia ramosissima var. montereyensis William S. Cooper 1925-8-20 155 San Luis Obispo Callender Comment
  SEINET12805538  Phacelia ramosissima var. ramosissima George K. Helmkamp, E. A. Helmkamp 2005-1 9573 San Luis Obispo Arroyo Grande to Huasna Road along Arroyo Seco Creek, 7.8 miles northeast of Huasna Townsite Road 333 Comment
  SD71248  Phacelia rattanii Clare B. Hardham 1961-5-26 7134 San Luis Obispo Franklin Creek, west of Adelaida. Comment
  JEPS21162  Phacelia tanacetifolia W. A. Peterson 1937-4-5 661 San Luis Obispo 3 mi nnw syncline hill; La Panza Quadrangle 609 Comment
  POM220947  Phacelia tanacetifolia D. D. Keck, Jens Clausen 1935-4-9 3079 San Luis Obispo Cholame, behind post office. 457 Comment
  SD244734  Phacelia tanacetifolia David Keil 1998-4-20 26828 San Luis Obispo Nacimiento Lake Drive, 1.3 miles W of junction with San Marcos Road, 7 road miles W of junction with US 101, W of Paso Robles. Comment
  UCD120707  Phacelia viscida G. F. Hrusa 1995-5-28 12192 San Luis Obispo San Luis Obispo County: Base of Peak 5. Black Butte Research Natural Area. 600 Comment
  OBI51348  Phalaris aquatica Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-15 5 .5 San Luis Obispo N central section of San Simeon State park Comment
  RSA575720  Phalaris aquatica S. J. Darbyshire 1994-9-12 4569 San Luis Obispo Cambria. Comment
  CAS-BOT-BC265804  Phalaris aquatica Ernest C. Twisselmann 1963-6-9 8390 San Luis Obispo Hills at the summit of Palo Prieta Canyon, the Temblor Range and the Western San Joaquin Valley 678 Comment
  CAS-BOT-BC259087  Phalaris lemmonii R. F. Hoover 1947-4-26 7095 San Luis Obispo 1 mi. e. of Creston on Shandon road Comment
  OBI57572  Pholisma arenarium Austin P. Griffiths 1980-6-21 s.n. San Luis Obispo Morro Bay sand dunes; at S end of Morro Bay Comment
  UC1069422  Pholistoma auritum H. C. Lee 1937-4-23 852 San Luis Obispo 1 1.2 mi. w. Palo robles; Paso Robles Quad. Comment
  OBI29825  Pholistoma auritum var. auritum Ruth Davis 1964-4-24 101 San Luis Obispo See Cyn, about 9 mi from San Luis Obispo Comment
  OBI45910  Pholistoma membranaceum David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19259 San Luis Obispo Temblor Range. 1.15 mi NE of jctn of Elkhorn Rd on Crocker Grade Rd T31S, R21E, SE corner of sect 22 838 Comment
  UCR42847  Phoradendron densum David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18671 San Luis Obispo 18.4 mi from Calif. Route 1 along San Simeon Creek Road, north of Rocky Butte lookout 732 Comment
  OBI53054  Phoradendron serotinum subsp. tomentosum David J. Keil, Randi McCormick 1995-5-9 25054 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  RSA0021194  Phragmites australis David J. Keil, Adam Lambert, Lisa Andreano, Mike Walgren 2013-2-22 31544 San Luis Obispo Fringe of Morro Bay salt marsh at base of El Morro Elfin Forest. 0 Comment
  CAS-BOT-BC250992  Phragmites australis R. F. Hoover 1966-10-7 10128 San Luis Obispo Cuyama River at oil fields west of New Cuyama Comment
  OBI22104  Phragmites australis Robert F. Hoover 1966-10-7 10128 San Luis Obispo Cuyama River at oil fields W of New Cuyama Comment
  UC1969579  Phygelius capensis Michael Curto 2009-2-24 s. n. San Luis Obispo Leaning Pine Arboretum, Campus of California Polytechnic State University, San Louis Obispo. Comment
  OBI72781  Phyla nodiflora D. R. Miller 2009-6-10 609 .891 San Luis Obispo Rocky Butte/Pine Mt Region. In prox. To house. Wrides 'Ridge Top' Pico Crk drainage 914 Comment
  UCSB39848  Phyla nodiflora Shaw, J. 1982-7-2 San Luis Obispo Los Osos Valley Road and intersection with Descanso Street IN San Luis Obispo 30 Comment
  SD119689  Phyllospadix scouleri W. P. Armstrong 1986-7-6 1265 San Luis Obispo Rocky shore --- 2.0 mi. N. of San Simeon, attached to rocks with algae Comment
  RSA216308  Physalis lancifolia E. C. Twisselmann 1970-10-25 17562 San Luis Obispo Grant's Lake. Western San Joaquin Valley. 564 Comment
  OBI8035  Pinus contorta subsp. murrayana Kurt R. Neisess 1975-12-26 s.n. San Luis Obispo Comment
  CAS-BOT-BC78577  Pinus coulteri Ira L. Wiggins 1932-3-22 5833 San Luis Obispo above lower part of Cuesta Grade 487 Comment
  NY49955  Pinus coulteri I. L. Wiggins 1932-3-22 5833 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
  NY49959  Pinus coulteri W. R. Dudley 1901-4-4 s.n. 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
  OBI23138  Pinus coulteri Robert J. Rodin 1962-5-8 6668 San Luis Obispo Cuesta Ridge Comment
  OBI79075  Pinus halepensis David J. Keil 2011-11-5 31153 San Luis Obispo Pismo State Beach, Oceano. Dunes between Oceano Campground and beach. 7 Comment
  OBI22724  Pinus ponderosa R. A. Hays 1957-11-12 s.n. San Luis Obispo Pine Mt Comment
  LA105615  Pinus radiata Barry A. Prigge; 1989-7-3 9049 San Luis Obispo Santa Lucia Mts, San Bernado Creek Drainage: ca 2 mi N of St Hwy 1 on San Bernado Creek Rd; ca 5 mi E of Morro Bay 73 Comment
  MACF019465  Pinus radiata Trudy R. Ericson 1975-4-20 291 San Luis Obispo At the end of Santa Maria Avenue, near beach, Baywood Park. 60 Comment
  UCSB51430  Pinus sabiniana D. Connell 1964-7-2 San Luis Obispo SAN LUIS DISTRICT BLACK MOUNTAIN (LOS PADRES NATIONAL FOREST) Comment
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Dec 24 2009
  SBBG89660  Piperia elongata G. H. Grinnell 1930-7-11 San Luis Obispo Cambria Pines Comment
  CAS-BOT-BC254440  Piptatherum miliaceum Clare B. Hardham 1958-7-22 3766 San Luis Obispo Santa Lucia Mountains. Chimney Rock Ranch, San Marcos Creek, 10 miles W of Paso Robles Comment
  SBBG107710  Plagiobothrys C. B. Hardham 1961-4-26 6923 San Luis Obispo Franklin Crk, W of Adelaida Comment
  RSA212577  Plagiobothrys acanthocarpus E. C. Twisselmann 1969-4-24 15166 San Luis Obispo La Panza Hwy, 1.9 mi SE of Shell Creek Rd 427 Comment
  SBBG118628  Plagiobothrys bracteatus E. Painter, M. Wetherwax with T. Morosco 2001-4-26 CR 225 San Luis Obispo pipeline right-of-way, E of Tower Rd, N of Rd C-25, Training Area O; Camp Roberts 260 Comment
  OBI62729  Plagiobothrys bracteatus Jason Dart 2003-4-12 179 San Luis Obispo Santa Margarita Ranch Comment
  UC2013246  Plagiobothrys bracteatus David Keil 1998-5-6 27082 San Luis Obispo 1 mile N of Highway 46 along Buena Vista Dr. Comment
  OBI57038  Plagiobothrys canescens G. F. Hrusa 1998-3-26 14170 San Luis Obispo South Coast Ranges. Carrizo Plain Natural Area. Ridge betw. S side of Swain Pasture and Swain Wash approx 5 mi S of Panorama Rd inters. with Soda Lake Rd. USGS Quad Wells Ranch 7.5 680 Comment
  UCD147335  Plagiobothrys canescens MJ Colletti; R. Boul 2010-4-22 CARR 1585 San Luis Obispo San Luis Obispo County: Carrizo Plains National Monument, Calliente Range. 664 Comment
  SBBG15880  Plagiobothrys canescens D. E. Breedlove 1962-3-29 2052 San Luis Obispo 27 mi W of Simmler, La Panza Range 472 Comment
  OBI20899  Plagiobothrys fulvus var. campestris Robert F. Hoover 1949-4-11 7590 San Luis Obispo 18 mi E of Creston on La Panza Rd Comment
  JEPS116457  Plagiobothrys nothofulvus Alice Le Duc 1999-4-27 389 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
  OBI37290  Plagiobothrys nothofulvus F. A. Lindholm 1971-4-8 139 San Luis Obispo 6 mi N of Cayucos 488 Comment
  OBI62647  Plagiobothrys nothofulvus George Butterworth 2003-3-17 460 San Luis Obispo Chimineas. Along Feed Lot Rd on hill above tank Comment
  SBBG110379  Plagiobothrys nothofulvus C. B. Hardham 1967-3-1 14369 San Luis Obispo Big Rock, Shell Crk area Comment
  OBI67866  Plagiobothrys tenellus M. Wetherwax & E. L. Painter, J. Greenhouse 2001-3-20 CR- 147 San Luis Obispo Camp Roberts. Above palisdades above Boy Scout Rd, S of Nacimiento river. UTMs NAd27 zone 10, 694774E, 3959133N 260 Comment
  UCD84245  Plantago coronopus 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
  OBI80913  Plantago elongata David J. Keil, with Lynne Dee Oyler 1990-3-16 21335 San Luis Obispo Arroyo Grande West side of Oak Park Rd. Comment
  OBI11646  Plantago erecta Robert J. Rodin 1969-4-7 8343 San Luis Obispo S end of Morro Bay Comment
  OBI31714  Plantago erecta Smeltzer, Turnquist 1982-4-12 40 San Luis Obispo In Laguna Lake Park Comment
  OBI35342  Plantago erecta Melody Dickens 1981-4-24 91 BH San Luis Obispo Black hill, Morro bay state park Comment
  JEPS6359  Plantago erecta Rimo Bacigalupi and R. S. Ferris 1951-3-30 3206 San Luis Obispo between San Luis Obispo and Morro Bay 45 Comment
  OBI56517  Plantago erecta Steven A. Junak 1990-4-17 4159 San Luis Obispo Cuesta Ridge Botanical Area. Los Padres natl forest. Santa Lucia Mts, Cuesta Ridge: Just N of main rd (USFS rd #29S11.3) along W side of rd to KSBY Television towers, E end of Cuesta Ridge Botanical Area, about 2.6 mi W of hwy 101 716 Comment
  SEINET12342176  Plantago erecta Unknown 1936-1 12965 San Luis Obispo Cuesta Pass Comment
  SBBG107438  Plantago lanceolata C. B. Hardham 1957-7-31 2509 San Luis Obispo 0.9 mi N of Cambria Comment
  OBI79006  Plantago major David J. Keil 2013-8-22 31928 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
  OBI11645  Plantago ovata Robert F. Hoover 1966-3-30 9772 San Luis Obispo Panorama Hills near W base of Crocker Grade Comment
  UC1127682  Platanus racemosa B. Bolt 1936-3-19 640 San Luis Obispo 1/2 mi s mouth of Sycamore Canyon; San Luis Obispo Quadrangle 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
  CAS-BOT-BC91996  Platystemon californicus Ernest C. Twisselmann 1967-4-27 12921 San Luis Obispo Mesa northeast of Piedras Blancas Point. 4 Comment
  SD244626  Plecostachys serpyllifolia David J. Keil 2011-3-5 30971 San Luis Obispo Cambria. Ca. 400 m south of intersection with Cambria pines Road on east side of California Route 1. 400 - 700 m inland from beach, near ephemeral drainage. 14 Comment
  UC1928096  Plectritis brachystemon David Keil 1998-4-20 26838 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  UC1132578  Poa annua A. D. Gifford 1937-5-26 788 San Luis Obispo 1/2 mi e Pozo; Pozo Quadrangle Comment
  CAS-BOT-BC255557  Poa annua Ernest C. Twisselmann 1955-4-14 1837 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Henry Twisselmann Ranch, eastern county 563 Comment
  CDA11522  Poa howellii G. F. Hrusa 1995-5-28 12314 San Luis Obispo Black Butte Research Natural Area; Common in understory of burned Pinus attenuata forest on E slope of ridge immediately SW of Radio Facility 2 (Peak 1). Annual. Comment
  OBI65759  Poa howellii D. R. Miller 1995-5-16 595 -580 San Luis Obispo Pine Mt. Region. From Winsors' cut on Rd below Williams field; Pico crk drainage 792 Comment
  RSA603505  Poa howellii G. Fred Hrusa 1995-5-28 12221 San Luis Obispo on ridge immediately WNW of and leading to Peak 2. 600 Comment
  OBI2553  Poa pratensis Larry E. Brown 1970-3-25 1758 San Luis Obispo Cal Poly Campus in San Luis Obispo Comment
  POM264989  Poa secunda I. L. Wiggins 1929-5-23 3736 San Luis Obispo 10 miles east of Shandon Comment
  UCSC000064  Poa secunda T. M. Hendrix 1937-4-22 74 San Luis Obispo 3.6 miles N.E. of Huerhuero School - Pozo 610 Comment
  OBI39113  Poa secunda subsp. secunda David J. Keil 1978-3-19 12618 San Luis Obispo E of Calif Valley along Hwy 58 in the Temblor Range 488 Comment
  OBI58970  Poa secunda subsp. secunda David J. Keil 1998-4-10 26683 San Luis Obispo At LeRoy Baldwin property, 2051 O'Connor Way, SW of San Luis Obispo. Comment
  UC1132799  Poa secunda subsp. secunda N. H. French 1937-4-3 916 San Luis Obispo 10 mi e Cuyama Ranch; Santa Ynez Quadrangle Comment
  OBI36302  Poa secunda subsp. secunda Rocky Thompson 1980-4-30 51 San Luis Obispo Las Pilitas Ranch Comment
  UCD90832  Poa secunda subsp. secunda Beecher Crampton 1964-5-18 6974 San Luis Obispo San Luis Obispo County: 7.4 miles S of Creston. Comment
  OBI32150  Pogogyne douglasii David J. Keil 1982-6-26 16217 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  SBBG133088  Polygala californica D. Keil, T. Teed, M. Uchida 2001-6-15 29613 San Luis Obispo Chorro Crk drainage, across rd and down hill to Chorro Crk cyn area from Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 213 Comment
  SBBG3987  Polygala californica C. B. Hardham 1956-6-6 875 San Luis Obispo NE slope of Cypress Mtn Comment
  SEINET9002261  Polygonum aviculare R. R. Halse 2015-1 9359 San Luis Obispo W end of the Santa Maria Valley, at the end of Oso Flaco Lake Road, ca 5 air miles S of Oceano. 3 Comment
  OBI36812  Polygonum aviculare subsp. depressum Eric Wise 1983-8-10 1739 San Luis Obispo Little Morro Crk, Morro Bay Comment
  CAS-BOT-BC72006  Polypodium californicum R. F. Hoover 1947-3-8 6651 San Luis Obispo San Simeon Comment
  CAS-BOT-BC71988  Polypodium californicum Clare B. Hardham 1958-2-13 2806 San Luis Obispo Cliffs 4.6 miles east of Cambria, Templeton Road Comment
  OBI75260  Polypodium calirhiza David J. Keil 2011-5-12 31005 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 282 Comment
  OBI73012  Polypogon interruptus David J. Keil 1993-5-21 24066 A San Luis Obispo Nipomo Dunes Preserve. Oso Flaco Lake Area. From Oso Flaco Parking area to beach N of Oso Flaco Crk Comment
  CAS-BOT-BC233144  Polypogon interruptus Ira L. Wiggins 1929-4-16 3624 San Luis Obispo Beach dunes and stream bank 4 miles N of Moro Comment
  OBI64140  Polypogon maritimus Lynne Dee Althouse, Jason Dart 2004-4-23 232 San Luis Obispo Rocky Cyn Rd. this is the last private parcel on S side of the rd at thedead end trailhead into Rocky Cyn from the Creston side 472 Comment
  OBI22185  Polypogon monspeliensis Robert F. Hoover 1947-5-23 7190 San Luis Obispo Coast S of Hazard Cyn Comment
  OBI3499  Polypogon monspeliensis Lynch 1971-6-5 59 San Luis Obispo The E end of Smith reservoir, Cal Poly Campus Comment
  OBI22174  Polypogon monspeliensis Robert F. Hoover 1964-8-13 9242 San Luis Obispo Mouth of Osos Crk Comment
  RSA180215  Polypogon monspeliensis Clare B. Hardham 1959-6-20 4833 San Luis Obispo Santa Lucia Mountains; Santa Rosa Creek, Cambria Comment
  OBI79005  Polypogon viridis David J. Keil 2013-8-22 31926 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
  OBI22186  Polypogon viridis Robert F. Hoover 1946-10-2 6458 b San Luis Obispo Cal Poly San Luis Obispo campus Comment
  RSA201691  Polystichum dudleyi Robert F. Hoover 1964-5-12 8807 San Luis Obispo Upper Lopez Canyon Comment
  SBBG107862  Polystichum munitum C. B. Hardham 1959-5-23 4618 San Luis Obispo Islay Cyn Comment
  OBI37118  Populus fremontii Eric Wise 1981-10-23 1367 San Luis Obispo 4-6 mi S of Shandon on San Juan Rd. Tepesquet Vinyard Ponds Comment
  OBI36975  Potentilla anserina Eric Wise 1981-7-1 895 San Luis Obispo Oso Flaco Lake Comment
  OBI36976  Potentilla anserina Eric Wise 1981-7-1 886 San Luis Obispo Oso Flaco Lake Comment
  OBI36984  Potentilla anserina Eric Wise 1981-5-14 308 San Luis Obispo Sweet Springs marsh. NW of 4th and Ramona, Los Osos Comment
  CAS-BOT-BC141912  Potentilla anserina subsp. pacifica Alice Eastwood 1926-4-29 13654 San Luis Obispo Cambria Comment
  UCR95920  Potentilla anserina subsp. pacifica George K. Helmkamp 1996-9-22 1197 San Luis Obispo Central Coast, along San Simeon Creek, c. 0.2 mile east of CA Hwy 1 6 Comment
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Aug 1 2007
  HSC91568  Potentilla anserina subsp. pacifica Susan H. Bicknell 1989-6-13 San Luis Obispo Montana de Oro. Comment
  RSA85802  Potentilla anserina var. grandis F. W. Peirson 1920-7-29 1983 San Luis Obispo 1 mile south of Pismo, on sand dunes. Comment
  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
  OBI58315  Proboscidea lutea David J. Keil 1998-9-4 28103 San Luis Obispo Hwy 41, 1.1 miles E of junction with La Panza Rd., NE of Creston. Comment
  CAS-BOT-BC508647  Prosartes hookeri Clare B. Hardham 1956-1-1 341 San Luis Obispo Santa Rita near Juhl Corral, Santa Lucia Mountains Comment
  RSA770070  Prunus americana David J. Keil 2002-7-11 29880 B San Luis Obispo Cambria. Vicinity of Cambria Community Service District grounds on Rodeo Ground Road. Comment
  CAS-BOT-BC163001  Prunus fasciculata var. fasciculata Chester Dudley 1936-5-11 s.n. San Luis Obispo Callendar Comment
  SBBG38988  Prunus fasciculata var. punctata K. K. Muller 1970-6-10 2951 San Luis Obispo Nipomo Mesa, 1 mi N of Willowby Rd Comment
  SBBG44606  Prunus fasciculata var. punctata L. W. Edge 1972-4-20 122 San Luis Obispo near Callender Comment
  RSA123187  Prunus fasciculata var. punctata H. C. Lee 1936-3-23 533 San Luis Obispo 1.5 miles W of Arroyo Grande. 76 Comment
  UC1128465  Prunus virginiana var. demissa G. T. Nordstrom 1937-5-10 1188 San Luis Obispo 2.9 mi se of Asuncion School 304 Comment
  SBBG3067  Prunus virginiana var. demissa C. B. Hardham 1958-5-10 3245 San Luis Obispo Paso Robles Crk, York Mtn Rd Comment
  CAS-BOT-BC356468  Pseudognaphalium beneolens Ernest C. Twisselmann 1955-7-22 2280 San Luis Obispo La Panza Range. Upper Toro Canyon, near Navajo Summit 682 Comment
  OBI33098  Pseudognaphalium beneolens David J. Keil 1983-9-10 17966 San Luis Obispo Vicinity of Arroy de la Cruz, N of San Simeon Comment
  SBBG109823  Pseudognaphalium biolettii C. B. Hardham 1961-4-14 7386 a San Luis Obispo Cambria Comment
  OBI62141  Pseudognaphalium californicum P. A. Holden 1966-5-3 26 San Luis Obispo Near Shell Beach, beside rd Comment
  SBBG133064  Pseudognaphalium californicum D. Keil, T. Teed, M. Uchida 2001-6-15 29604 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure, near eastern border of site; Camp San Luis Obispo 243 Comment
  OBI81525  Pseudognaphalium luteoalbum Jake Scott, TJ Duldulao, Mariah Alviso Saenz, Molly Vanderlip 2015-11-6 7 San Luis Obispo Strothers Park. Directly next to parking lot and behind house on 1/2 mile from the trailhead on the southern side of the path. Comment
  SBBG8271  Pseudognaphalium ramosissimum C. B. Hardham 1957-7-31 2497 San Luis Obispo 0.9 mi N of Cambria Comment
  OBI16408  Pseudognaphalium ramosissimum Robert F. Hoover 1966-10-1 10106 San Luis Obispo Basquez Cyn, tributary to lower Lopez Cyn Comment
  OBI62503  Pseudognaphalium stramineum Lynne Dee Oyler, David J. Keil 1990-5-10 1124 San Luis Obispo Nipomo Dunes. Horseback trip from Oso Flaco Lake S and W across dunes, E to Quercus agrifolia and W again to coast Comment
  SBBG100973  Pseudognaphalium stramineum T. L. Secrest 1951-9-15 San Luis Obispo Oceano Comment
  CAS-BOT-BC362007  Psilocarphus tenellus Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9448 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highway #178 Comment
  UC1063686  Pteridium aquilinum var. pubescens H. C. Lee 1936-5-17 611 San Luis Obispo 1 mi nw of Junction Canyon 1 & 2; Arroyo Grande Quadrangle Comment
  OBI40132  Pterostegia drymarioides David J. Keil 1981-4-25 14580 San Luis Obispo Baywood Park at Sweet Springs marsh Comment
  JEPS103753  Quercus D. H. Wilken with E. Painter 2003-4-3 15992 San Luis Obispo above Nacimiento River, west of Twin Bridges, ca. 1.5 km E of upper Fk of Oro Rino Cyn 255 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
  OBI81479  Quercus agrifolia Chase Proctor, William Pierce, Jack Tooley, Ganon Rush, Yasmin Habibi 2015-11-9 2 San Luis Obispo Pennington Creek Rd Comment
  RSA613754  Quercus agrifolia George K. Helmkamp 1997-3-8 1440 San Luis Obispo SE of Los Osos. Swift Ranch, starting ca. 2 mi. S of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  OBI30803  Quercus agrifolia var. agrifolia Robert J. Rodin 1957-9-9 6182 San Luis Obispo Paso Robles 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
  OBI46087  Quercus douglasii Lynne Dee Oyler 1986-3-21 3345 San Luis Obispo Agua Escondido. USFS blue oak study area Comment
  UCD45663  Quercus douglasii J. M. Tucker 1947-10-4 1628 San Luis Obispo At top of Temblor Range, elevation ca. 3000 feet, 13.4 miles (by road) west of McKittrick, in San Luis Obispo County, California. 914 Comment
  UC1276281  Quercus douglasii R. F. Hoover 1960-12-18 8529 San Luis Obispo above San Simeon (s side Pine Mt.); Pine Mt. Comment
  CAS-BOT-BC94132  Quercus durata Gertrude Sinsheimer 1934-5-24 s.n. San Luis Obispo Entrance of Reservoir Canyon (Canon) Comment
  UCD46000  Quercus durata D. Q. Cavagnaro 1963-10-20 231 San Luis Obispo Cerro Alto Campground, Los Padres National Forest, 11 miles southwest of Atascadero off U.S Highway 466, San Luis Obispo County, California. 304 Comment
  OBI14282  Quercus durata var. durata Jim Heaston 1961-11-12 407 San Luis Obispo 10 mi E of Santa Margarita Comment
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Jun 3 2019
  OBI44862  Quercus durata var. durata David J. Keil 1979-7-1 13134 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 mi from jctn of Los Osos Valley rd and Prefumo Canyon rd Comment
  SBBG104228  Quercus durata var. durata F. L. Johnson Proctor 1993-2-20 ROB 144 San Luis Obispo ca. 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  SBBG93762  Quercus durata var. durata S. A. Junak, W. S. Davis 1990-5-17 4351 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, private dirt rd on Ames property at 8770 Tassajera Crk Rd, ca. 1.8 mi W of US Hwy 101 and 0.3 mi S of Tassajera Crk Rd 493 Comment
  OBI14288  Quercus durata var. durata B. A. Smith 1966-5-15 91 San Luis Obispo About 1.5 mi W on Cuesta Ridge from Hwy 101 Cuesta Summit Comment
  SBBG119175  Quercus john-tuckeri E. Painter, M. Wetherwax 2002-9-4 CR 370 San Luis Obispo near Sulphur Springs Rd, just past intersection with pipeline; Camp Roberts 260 Comment
  OBI37877  Rafinesquia californica David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18616 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk Rd, N of Rocky Butte lookout at locked gate 732 Comment
  OBI42223  Rafinesquia californica David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19507 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa Lucia Mts in area that was locally the E boundary of the Las Pilitas fire of July 1985 Comment
  CAS-BOT-BC362541  Rafinesquia californica R. F. Hoover 1946-6-16 6159 San Luis Obispo East side of La Panza Range 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
  OBI10571  Ranunculus californicus Betty Hoover 1962-2-19 33 San Luis Obispo Cambria, San Luis Obispo Comment
  UC1953335  Ranunculus californicus Anthony Baniaga with Theo Fitanides 2010-1-30 10 San Luis Obispo Tierra Redonda Mountain. Comment
  UCR115781  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2000-4-19 5382 San Luis Obispo Central Coast, Irish Hills (SSW of San Luis Obispo). See Cyn., 3 mi south of Los Osos Valley Rd, up Prefumo Cyn. to crest, and down See Cyn. to the site 213 Comment
  UCR123168  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2002-4-19 7422 San Luis Obispo Central Coast, 3.2 mi north of Piedras Blancas Lighthouse along CA Hwy 1 15 Comment
  OBI47928  Ranunculus californicus A. D. 2010-5-21 San Luis Obispo Suey [assumed to Suey crk in San Luis Obispo county] Comment
  CAS-BOT-BC378574  Ranunculus californicus var. californicus R. F. Hoover 1948-3-4 7424 San Luis Obispo Osos Valley Comment
  RSA400004  Ranunculus hebecarpus Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  SBBG19246  Ranunculus hebecarpus M. A. Piehl 1963-4-20 6370 San Luis Obispo S bank of Salinas River near bridge 4 mi NE of Santa Margarita 304 Comment
  JEPS34370  Ranunculus muricatus Rimo Bacigalupi and L. R. Heckard 1963-4-21 8845 San Luis Obispo 1 mi w Atascadero (along US Hwy 466) 289 Comment
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Sep 21 2014
  OBI4830  Raphanus sativus Mike Wemp 1972-3-29 23 San Luis Obispo 1/4 mi NW of Montana de Oro State Park campground 30 Comment
  UCR38894  Rhamnus californica R. J. Rodin 1954-8-27 6005 San Luis Obispo Los Padres National Forest, Nacimiento Boy Scout Camp 198 Comment
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Jan 4 2015
  POM262063  Rhamnus californica I. L. Wiggins 1929-4-16 3666 San Luis Obispo Grade 6 miles above Moro on Atascadero Road. Comment
  UC592889  Rhamnus californica subsp. californica unknown 1929-4-16 3539 San Luis Obispo 6 mi e Morro Bay (narrow canyon of Morro Creek) 243 Comment
  OBI10288  Rhamnus crocea Robert F. Hoover 1964-1-19 8624 San Luis Obispo Lower Coon Crk Comment
  OBI3739  Rhamnus ilicifolia Elizabeth Rudd 1971-5-23 278 San Luis Obispo 3 mi NE of Santa Margarita Comment
  UC455430  Rhamnus ilicifolia I. J. Condit 1910-4-6 San Luis Obispo Cal Poly State Canyon San Luis Obispo Comment
  CAS-BOT-BC56088  Rhamnus ilicifolia Ernest C. Twisselmann 1969-4-24 15194 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles 228 Comment
  UC2026916  Rhaponticum repens David Keil 1984-7-20 18305 San Luis Obispo Just E of Foothill Road along Los Osos Valley Road Comment
  UCD39262  Rhus aromatica Beecher Crampton 1964-5-18 6979 San Luis Obispo San Luis Obispo County: 4.2 miles n.e. Santa Margarita. Comment
  CAS-BOT-BC168117  Rhus aromatica W. R. Dudley 1902-4-3 s.n. San Luis Obispo Santa Margarita Mts., East of Pass on road to San Luis Obispo. Comment
  CAS-BOT-BC200725  Rhus aromatica Clare B. Hardham 1956-4-18 445 /445a San Luis Obispo Oak Flat Comment
  CAS-BOT-BC200730  Rhus aromatica Ernest C. Twisselmann 1955-7-22 2284 San Luis Obispo La Panza Range. Mouth of Toro Canyon 594 Comment
  OBI79076  Rhus integrifolia David J. Keil 2011-11-5 31151 San Luis Obispo Oceano. Pismo State Beach. Dunes between Oceano Campground and beach Comment
  CAS-BOT-BC437972  Ribes Clare B. Hardham 1960-3-14 5214 San Luis Obispo V2 Ranch; York Mt., west of Templeton 487 Comment
  UC55341  Ribes amarum J. H. Barber 1900-3-30 1013 San Luis Obispo Santa Lucia Mts. Comment
  CAS-BOT-BC92274  Ribes amarum Clare B. Hardham 1956-3-2 162 San Luis Obispo Santa Lucia Mountains. Cienega Creek (Branch of Santa Rita Creek). Comment
  CAS-BOT-BC92478  Ribes aureum var. gracillimum Ernest C. Twisselmann 1969-4-24 15174 San Luis Obispo Sulphur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles. 198 Comment
  RSA84954  Ribes divaricatum F. W. Peirson 1925-3-25 5682 San Luis Obispo North of Morro Comment
  SBBG72028  Ribes divaricatum var. pubiflorum R. Hoffmann 1930-4-19 San Luis Obispo Oceano Comment
  OBI51194  Ribes menziesii Jan Barber 1994-3-22 120 San Luis Obispo San Simeon State Park Comment
  UC455586  Ribes menziesii unknown 1906-1 San Luis Obispo Islay Creek Comment
  CAS-BOT-BC212255  Ribes quercetorum Ellsworth Bethel 1920-4-5 s.n. San Luis Obispo Paso Robles Comment
  UC455224  Ribes quercetorum I. J. Condit 1910-3-28 San Luis Obispo Pozo to La Panza; Navajo Ridge Comment
  UC524080  Ribes quercetorum Ira L. Wiggins 1932-3-21 5830 San Luis Obispo grade at w end Carisa Plain (on road to Santa Margarita) Comment
  UC11552  Ribes sanguineum var. glutinosum W. H. Brewer 1861-4-12 431 San Luis Obispo Arroyo Grande Comment
  OBI23014  Ribes sanguineum var. glutinosum Robert J. Rodin 1962-5-8 6960 San Luis Obispo 4 mi SE of Cuesta Summit on Hwy 101 Comment
  OBI65816  Ribes sericeum D. R. Miller 1994-1-18 unk San Luis Obispo Pine Mt region; Along crk next to main road just below Egeberg Walnut orchard, San Simeon crk 549 Comment
  SBBG2820  Ribes speciosum C. B. Hardham 1959-3-13 4040 San Luis Obispo Cypress Mtn Comment
  UC1127622  Ribes speciosum G. T. Nordstrom 1937-4-29 1151 San Luis Obispo 2.8 mi sw German Church; Adelaida Quadrangle Comment
  OBI81689  Ribes speciosum Viola C. Call 1967-4-24 24 San Luis Obispo 1 mile east of entrance to Routzahn park in Arroyo Grande Canyon Comment
  CAS-BOT-BC207170  Ricinus communis Ernest C. Twisselmann 1955-9-1 2356 San Luis Obispo Foot of old Cuesta Grade, 3 1/2 miles north of San Luis Obispo 152 Comment
  OBI80747  Romulea rosea D. R. Miller 2015-2-18 215 .1108 San Luis Obispo grassy field to beach at end of Lone Palm Drive off of Hwy 1 20 Comment
  UCD115381  Rorippa sphaerocarpa Malcolm A. Nobs; S. Galen Smith 1949-6-22 828 San Luis Obispo San Luis Obispo County: Dune Lakes Gun Club, 2 miles south of Oceano. Comment
  OBI45096  Rosa californica David J. Keil, Jepson Herbarium grp 1987-4-11 s.n. San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  RSA43312  Rostraria cristata J. T. Howell 1948-6-15 24376 San Luis Obispo Gillis Canyon, SE of Shandon 457 Comment
  OBI47484  Rubus ursinus David J. Keil, Art Webster 1984-4-29 18200 San Luis Obispo Lopez Wilderness Area Comment
  CAS-BOT-BC157002  Rubus ursinus Alice Eastwood; John Thomas Howell 1938-6-14 5938 San Luis Obispo Serrano Canyon Comment
  OBI45253  Rubus ursinus Mike Stiles 1986-5-21 32 San Luis Obispo One mi S of Tefft Ave on S Oakglen, Nipomo Comment
  OBI30873  Rumex acetosella Julie M. Vanderwier 1978-5-28 58 San Luis Obispo Indian Knob tar Sands Comment
  RSA0065488  Rumex acetosella Mary D'Arche 1981-4-18 81 -4 San Luis Obispo Cambria, 1.3 mi. N on Sunbury S. 15 Comment
  OBI36800  Rumex conglomeratus Eric Wise 1982-6-24 1539 San Luis Obispo South shore of Laguna Lake, SLO Comment
  UCR29929.1  Rumex conglomeratus David J. Keil 1981-6-20 14878 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
  OBI10836  Rumex crispus Jim Heaston 1955-10-13 34 San Luis Obispo Cal Poly SLO Comment
  CAS-BOT-BC433986  Rumex salicifolius R. F. Hoover 1964-6-6 8977 San Luis Obispo Los Osos Comment
  OBI10823  Rumex salicifolius Robert F. Hoover 1969-7-12 11424 San Luis Obispo Salinas River at Paso Robles Comment
  UCR28906  Rumex salicifolius var. crassus Melissa Luckow 1981-6-25 708 San Luis Obispo Coastal area just north of San Simeon Beach 8 Comment
  UC1585941  Rumex salicifolius var. denticulatus Barbara Ertter 1989-6-10 8558 San Luis Obispo ca 20 air mi ene San Luis Obispo (3.5 mi from Hwy 58 on rd to Navajo Campground, e side of Black Mt.); La Panza Range, Black Mt., McGinnis Creek 609 Comment
  SBBG44798  Sagina maxima subsp. crassicaulis R. Hoffmann 1931-5-30 369 San Luis Obispo near coast, Oceano Comment
  OBI82419  Salicornia pacifica David J. Keil 2015-9-28 33419 San Luis Obispo Morro Bay State Park Marina Comment
  CAS-BOT-BC103247  Salix bonplandiana Ernest C. Twisselmann 1967-9-9 13681 San Luis Obispo Palo Prieta Creek below the Ortega Spring 594 Comment
  CAS-BOT-BC103252  Salix bonplandiana W. R. Dudley 1902-4-4 s.n. San Luis Obispo in town of San Luis Obispo 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
  SBBG94332  Salix breweri T. J. Ayers, S. A. Junak, D. Shaw 1989-5-10 723 San Luis Obispo just N of Pick and Shovel Mine along W fork of stream of "Dead Miners Camp" Comment
  CAS-BOT-BC103400  Salix breweri Clare B. Hardham 1957-3-30 1576 San Luis Obispo [Dellaganna] Deleissigues Creek, Cypress Mt. Comment
  OBI37112  Salix exigua Eric Wise 1982-5-11 1456 San Luis Obispo Salinas River at hwy 58 Comment
  RSA129734  Salix exigua T. M. Hendrix 1937-4-28 131 San Luis Obispo 1.5 miles NW of New Dsitrict School. 396 Comment
  RSA10468  Salix gooddingii Doris K. Kildale 1929-4-13 7124 San Luis Obispo 5 miles N of Paso Robles. Salinas River. Comment
  OBI9838  Salix laevigata Robert F. Hoover 1947-3-19 6703 San Luis Obispo Oak Park District Comment
  OBI59668  Salix laevigata David J. Keil, with V. L. Holland 1999-5-4 28324 -2 San Luis Obispo Camp Roberts. Sulfur Springs Road, 0.5?1.1 miles w of junction with Deer Trail Road. Comment
  OBI36906  Salix lasiandra Eric Wise 1983-9-23 1789 San Luis Obispo N shore of Laguna Lake, SLO Comment
  UC54811  Salix lasiandra subsp. lasiandra Mrs. R. W. Summers 1903-4-13 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC125366  Salix lasiandra var. lasiandra W. R. Dudley 1902-4-5 s.n. San Luis Obispo Creek above Sycamore [Spring] Springs Comment
  JEPS114138  Salix lasiolepis E. L. Painter, M. Wetherwax 2002-4-24 SLO- 248 San Luis Obispo Camp San Luis Obispo. Cantonment area, steep stream bank of Dairy Creek, Bridge 103, at Mendocino Ave. Comment
  OBI35348  Salix lasiolepis Melody Dickens 1980-4-15 80 BH San Luis Obispo Collected on Black Hill, Morro Bay State park Comment
  SBBG81856  Salix lasiolepis D. Keil 1980-3-1 13698 San Luis Obispo Nipomo Dunes in vicinity of Oso Flaco Lake Comment
  OBI36905  Salix lasiolepis Eric Wise 1983-2-17 1631 San Luis Obispo Orcutt Rd 2.3 mi S of Johnson Ave. SLO Comment
  OBI37317  Salix lasiolepis Eric Wise 1983-3-10 1695 San Luis Obispo Sweet Springs marsh Comment
  OBI58745  Salix lasiolepis David J. Keil 1998-6-8 27690 San Luis Obispo S of Cholame, 0.7 miles S from junction with Hwy 46 and 0.1-0.9 miles along spur road from Bitterwater Rd. Comment
  RSA116488  Salix lasiolepis E. C. Twisselmann 1954-2-28 840 San Luis Obispo Sandiago Joe's Spring. 9 miles E of Simmler. Temblor Range. Western San Joaquin Valley. 579 Comment
  CAS-BOT-BC107241  Salix lasiolepis var. bigelovii R. F. Hoover 1967-3-5 10237 San Luis Obispo Lower part of Lopez Canyon Comment
  OBI083614  Salix sitchensis David J. Keil 2016-5-21 34220 San Luis Obispo Between Ragged Point and San Carpoforo Creek and Highway, steep road cut 50 Comment
  CDA21192  Salpichroa origanifolia unknown 2007-4-11 PDR 1450405 San Luis Obispo South Coast Ranges; Downtown San Luis Obispo along San Luis Creek. 0 Comment
  CDA37832  Salsola damascena J. L. Johnson 1978-7-19 s.n. San Luis Obispo In Temblor Range, west of McKittrick, in eastern part of the county. 0 Comment
  UCD99283  Salsola damascena H. A. Krug; M. J. Hollarman, T. C. Fuller 1980-10-29 20342 San Luis Obispo San Luis Obispo County: summit of Recruit Grade Pass, Temblor Range, Crocker Springs Road, 26 km. southwest of McKittrick. Comment
  OBI79618  Salvia Haley Fuller, Erik Holtz, Sean Birkimer 2014-2-24 San Luis Obispo San Luis Obispo, E. Foothill Boulevard adjacent to Campus Pointe Apartments. Comment
  UC1124672  Salvia carduacea A. D. Gifford 1936-5-6 731 San Luis Obispo 2.1 mi n Park Ranch; Nipomo Quad. 304 Comment
  UCD125481  Salvia carduacea Scott Horiuchi; Kelly Robinson 1996-4-27 12 San Luis Obispo San Luis Obispo County: Carrizo Plain natural area, 18 mi from junction of Soda Lake Rd. and Hwy. 166/33, on Soda Lake Rd. Comment
  OBI7625  Salvia carduacea Christian Smith 1974-5-15 s.n. San Luis Obispo Along a dirt rd about 3 mi S of Soda Lake Comment
  RSA6320  Salvia carduacea Frank Hatch 1932-4-4 s.n. San Luis Obispo Pala Prieta, Bitterwater Valley Comment
  UC456138  Salvia carduacea Wm. Rice 1906-4-28 San Luis Obispo Suey and Santa Maria Valley Santa Maria Valley, Suey Comment
  OBI72097  Salvia columbariae Michael Walgren 2010-4-6 100 San Luis Obispo Cayucos; hills bound by Hwy 1 to the W, 13th St to the S, Whale rock reservoir to te E, and Old Cayucos Crk to the N 76 Comment
  OBI78833  Salvia columbariae Alonzo Llamas, Matthew Mattson, Lizz Silva, Riley Shiraishi 2014-4-24 1 San Luis Obispo Across trail from Prospect Fire Lookout Tower, 20 minute hike up dirt road from paved street 468 Comment
  OBI13557  Salvia columbariae Robert F. Hoover 1966-4-2 9787 San Luis Obispo Cyn behind old "sheep camp" on E side of Soda lake, W side of Temblor Range Comment
  RSA128087  Salvia leucophylla Clare B. Hardham 1958-5-5 3195 San Luis Obispo western edge of the Carissa Plains, Washburn Ranch Comment
  UC1284945  Salvia leucophylla R. F. Hoover 1950-6-2 7973 San Luis Obispo Arroyo Seco Huasna River (tributary of Huasna River) Comment
  CAS-BOT-BC230025  Salvia mellifera R. F. Hoover 1967-5-1 10519 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  CAS-BOT-BC230030  Salvia mellifera R. F. Hoover 1964-4-15 8728 San Luis Obispo Ridge northwest of Cuesta Pass Comment
  UC573613  Salvia sonomensis A. D. Gifford 1937-4-29 819 San Luis Obispo 1 mi nw New District School; Pozo Quad. 533 Comment
  OBI72264  Salvia spathacea Anthony Baniaga, Daniel Chavez 2010-3-14 37 San Luis Obispo Tierra Redonda Mtn BLM ACEC 448 Comment
  JEPS18201  Sambucus mexicana Rimo Bacigalupi with G. T. Robbins and H. L. Mason 1956-3-30 5565 San Luis Obispo about 2.5 mi s Los Berros (nw portion of mesa); Nipomo Mesa 106 Comment
  UC1125316  Sambucus mexicana P. L. Johannsen 1937-5-19 1145 San Luis Obispo 1 3/4 mi s Temblor Ranch; McKittrick Quadrangle 914 Comment
  CAS-BOT-BC246005  Sambucus nigra subsp. caerulea R. F. Hoover 1964-7-11 9176 San Luis Obispo 3 mi. NW of Nipomo Comment
  OBI51162  Sambucus nigra subsp. caerulea Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .43 San Luis Obispo NE corner of San Simeon State Park. Comment
  OBI53517  Sambucus nigra subsp. caerulea Arthur W. Hazebrook 1992-5-2 109 San Luis Obispo Nipomo Dunes Complex, Big coreopsis HIll, stabilized dunes Comment
  SBBG132330  Sambucus nigra subsp. caerulea D. Keil, T. Teed, M. Uchida 2001-6-15 29599 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  SD39391  Sambucus nigra subsp. caerulea Edith A. Purer 1933-7-20 5057 San Luis Obispo northwest of Guadalupe Comment
  OBI81206  Sanicula arguta David J. Keil 2015-2-21 32650 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  OBI8795  Sanicula arguta F. Rush 1956-7-1 105 San Luis Obispo Mt. SLO Comment
  UC1123156  Sanicula arguta C. M. Belshaw 1936-3-17 1638 San Luis Obispo 2.3 mi nne of Nipomo 289 Comment
  OBI8799  Sanicula bipinnata Eben McMillan 1952-5-2 81 San Luis Obispo Choice Valley; 1 mi S, 8 mi E of Shandon. Comment
  SBBG112426  Sanicula bipinnata D. Keil, K. Keil 1997-3-8 26076 San Luis Obispo junction of Red Hill Rd and St Hwy 58 Comment
  UCSB17356  Sanicula bipinnata Hardham, Clare 1961-4-14 San Luis Obispo Headwaters Las Tables Creek 457 Comment
  JEPS116475  Sanicula bipinnatifida Alice Le Duc 1999-4-18 379 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
  JEPS116459  Sanicula crassicaulis Alice Le Duc 1999-4-18 378 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
  SBBG112371  Sanicula crassicaulis D. Keil 1985-3-26 18467 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  OBI46165  Sanicula crassicaulis Lynne Dee Oyler 1986-5-6 442 San Luis Obispo Santa Margarita Ranch. Estadiofield in E part of the ranch where a large stand of blue oaks occur on slopes of decomposed limestone Comment
  RSA201650  Sanicula hoffmannii Robert F. Hoover 1947-5-31 7253 San Luis Obispo Rinconada Mine (west of Pozo) Comment
  JEPS86584  Sanicula maritima L. R. Heckard with Jim Hickman et al. 1987-4-11 6655 San Luis Obispo n San Simeon (ca 1 mi from ocean, Arroyo de la Cruz); Arroyo de la Cruz 180 Comment
  JEPS86585  Sanicula maritima L. R. Heckard with Jim Hickman et al. 1987-4-11 6655 San Luis Obispo n San Simeon (ca 1 mi from ocean, Arroyo de la Cruz); Arroyo de la Cruz 180 Comment
  UC754979  Sanicula maritima R. F. Hoover 1947-3-16 6683 San Luis Obispo just n of Arroyo de la Cruz (on Highway 1 near ocean); Highway 1 Comment
  RSA201628  Sanicula tuberosa Robert F. Hoover 1949-4-21 7632 San Luis Obispo Near Fernandez Creek on La Plaza- Creston Rd. Comment
  CAS-BOT-BC283121  Schedonorus arundinaceus Ernest C. Twisselmann 1958-8-23 4737 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo, Temblor Range and the Western San Joaquin Valley 665 Comment
  OBI3621  Schinus molle Mary Kidd 1971-8-1 156 San Luis Obispo Cal Poly campus Comment
  RSA647835  Schoenoplectus acutus Smeltzer, Turnquist 1982-4-21 60 San Luis Obispo Rear parking lot area along NE lake edge in Laguna Lake Park. Comment
  OBI22570  Schoenoplectus acutus var. occidentalis Robert F. Hoover 1969-7-13 11464 San Luis Obispo Atascadero Comment
  OBI35194  Schoenoplectus acutus var. occidentalis Eric Wise 1982-5-1 1440 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  RSA122660B  Schoenoplectus acutus var. occidentalis H. C. Lee 1936-6-2 648 San Luis Obispo 1 mile northwest of Oceano 6 Comment
  OBI72377  Schoenoplectus californicus Anthony Baniaga 2010-5-22 224 San Luis Obispo Black Lake Cyn; Callender property 19 Comment
  OBI79849  Schoenoplectus californicus David J. Keil 2012-7-26 31476 San Luis Obispo Los Osos. Morro Bay salt marsh and fringe of freshwater marsh from Los Osos Creek estuary to base of El Morro Elfin Forest, west of South Bay Blvd. 2 Comment
  OBI53450  Schoenoplectus californicus Arthur W. Hazebrook 1991-6-6 85 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Surrounding perimeter of Oso Flaco and Little Oso Flaco Lake areas Comment
  SD37487  Schoenoplectus pungens var. badius Edith A. Purer 1933-7-20 5068 San Luis Obispo Wet place in the sand dunes, northwest of Guadalupe. Comment
  UCR42820  Schoenoplectus pungens var. badius David J. Keil, E. A. Wise 1985-4-25 18542 San Luis Obispo Black Lake Canyon between CA Hwy 1 and the Guadalupe Road Comment
  CAS-BOT-BC111776  Schoenoplectus pungens var. badius Clare Butterworth Hardham 1957-6-4 2065 San Luis Obispo San Marcos Creek near Oak Flat Rd. Comment
  OBI73474  Schoenoplectus pungens var. longispicatus David J. Keil 2000-5-29 28772 San Luis Obispo Campus of California Polytechnic State University. Drumm Reservoir and vicinity Comment
  OBI78569  Schoenoplectus pungens var. longispicatus Dirk Walters, Malcolm McLeod 1979-8-15 1351 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 Crks with State Hwy 58 Comment
  CAS-BOT-BC111054  Scirpus microcarpus R. F. Hoover 1964-8-14 9263 San Luis Obispo Jack Lake Comment
  IRVC29500  Scirpus microcarpus Mark A. Elvin, LynneDee Althouse 2006-5-25 4920 San Luis Obispo Above Arroyo Grande; Old Oak Park Road, across from 1620 Old Oak Park Rd. Central Coastal Foothills 99 Comment
  SEINET3914845  Scirpus microcarpus George K. Helmkamp 2003-9-19 8144 San Luis Obispo Central Coast: Nipomo Mesa area. Pomeroy Rd, 0.2 mi S of Los Berros Rd. (Oceano 7.5' Q.).; 0 76 Comment
  UCSB37990  Scirpus microcarpus Edge, Lyda 1974-6-11 San Luis Obispo Beside Santa Rita Canyon Road Comment
  OBI9227  Scrophularia atrata Robert F. Hoover 1959-5-12 8502 San Luis Obispo Price Cyn Comment
  CAS-BOT-BC238479  Scrophularia atrata R. F. Hoover 1966-5-17 9872 San Luis Obispo Hills bordering San Luis Valley on south, west of Edna (Guidetti Ranch) Comment
  CDA19970  Scrophularia californica J. Hunter May 1994 s.n. San Luis Obispo Los Padres National Forest, Black Butte Research Natural Area, Cuesta Ridge East 0 Comment
  OBI19920  Scrophularia californica Walter F. Chesebro 1978-5-26 250 L San Luis Obispo Montana de Oro State Park 46 Comment
  OBI83056  Scrophularia californica David J. Keil, Travis Belt and Barrett Holland 2016-3-10 33568 San Luis Obispo Southern Foothills of San Luis Range. Wild Cherry Ranch west of Avila Beach. Survey area 1 15 Comment
  OBI56374  Scrophularia californica David J. Keil 1987-5-11 20146 San Luis Obispo Cuesta Rige, East road to radio facility north of Mount Love. Ca. 0.35 miles from Cuest Ridge Rd. and 4 miles from Hwy 104 Comment
  RSA89288  Scrophularia californica Philip A. Munz 1954-5-20 19456 San Luis Obispo Hwy 166 about 15 mi E of Santa Maria. 122 Comment
  SBBG34880  Scrophularia californica Mrs. R. W. Summers -Apr-1887 San Luis Obispo near beach, San Luis Obispo County Comment
  OBI66346  Scutellaria tuberosa David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26275 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
  UC456127  Scutellaria tuberosa unknown San Luis Obispo Lopez Canyon Comment
  OBI59026  Secale cereale David J. Keil 1998-5-6 27071 San Luis Obispo Atascadero. 0.9 mi S of Santa Rosa Rd overcrossing on E side of US 101 Comment
  SBBG118234  Selaginella bigelovii E. Painter, M. Wetherwax 2000-3-23 SLO 61 San Luis Obispo W side of Cerro Romualdo; Camp San Luis Obispo 160 Comment
  CAS-BOT-BC69787  Selaginella bigelovii Ernest C. Twisselmann 1964-12-3 10407 San Luis Obispo Nacimiento Creek near Nacimiento Public Camp. 484 Comment
  CDA8595  Senecio californicus A. C. Browne 1951-3-4 San Luis Obispo Oso Flaco. 0 Comment
  UC1284958  Senecio californicus R. F. Hoover 1947-3-29 6801 San Luis Obispo on La Panza Road 5 mi e Creston 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
  OBI15504  Senecio douglasii var. douglasii Robert F. Hoover 1965-9-18 9579 San Luis Obispo Morano Canyon, E of Santa Margarita Comment
  CDA11278  Senecio flaccidus var. douglasii G. F. Hrusa, D. Ragan 1994-11-19 12007 San Luis Obispo Black Butte Research Natural Area; Cuesta Ridge East. S end of access Rd. to Mt. Lowe, Black Butte. Comment
  CAS-BOT-BC329103  Senecio flaccidus var. douglasii Ernest C. Twisselmann 1962-10-10 7917 San Luis Obispo Carrisa Plains School, Temblor Range 624 Comment
  UC1450989  Senecio flaccidus var. douglasii R. F. Hoover 1969-10-5 11639 San Luis Obispo n side of lower Cuyama Valley; Cuyama Valley Comment
  UCR42854  Senecio mikanioides E. A. Wise 1984-2-10 1870 San Luis Obispo Little Morro Creek. Comment
  UC2027504  Setaria parviflora Michael Walgren 2012-5-28 280 San Luis Obispo In Los Osos along the south side of Los Olivos Road between Fairchild and Eight Street. Comment
  CAS-BOT-BC240257  Setaria viridis Ernest C. Twisselmann; Donald J. Bedell 1969-7-5 15665 San Luis Obispo South River Road, 4 miles south of Paso Robles 182 Comment
  OBI39763  Setaria viridis David J. Keil 1985-6-22 18927 San Luis Obispo Intersection of Turri Rd and South Bay Blvd Comment
  SBBG34858  Sidalcea Mrs. R. W. Summers 1886-4-27 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG93684  Sidalcea hickmanii subsp. anomala S. A. Junak 1990-5-15 4323 San Luis Obispo near S edge of Cuesta Ridge Botanical Area, ca. 0.5 rd mi S of W Cuesta Ridge Rd along rd leading to Pick and Shovel Mine 652 Comment
  SBBG94004  Sidalcea hickmanii subsp. anomala S. A. Junak 1990-4-27 4221 San Luis Obispo W end of Cuesta Ridge Botanical Area, ca. 5.25 mi W of US Hwy 101 and 0.05 mi W of W boundary of the Botanical Area 762 Comment
  OBI64862  Sidalcea malviflora subsp. laciniata David J. Keil, with Tina Teed and Lisa Andreano 2001-5-8 29417 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  SBBG4694  Sidalcea malviflora subsp. laciniata C. B. Hardham 1958-5-3 3169 San Luis Obispo Sargent Cypress forest, Cuesta Grade Comment
  CAS-BOT-BC384513  Silene antirrhina Clare B. Hardham 1958-4-26 3166 San Luis Obispo Santa Lucia Mountains. Peachy Canyon Comment
  SBBG2014  Silene antirrhina C. B. Hardham 1958-4-26 3166 San Luis Obispo Peachy Cyn Comment
  SD90241  Silene californica Benjamin C. Stone Sep 1952 San Luis Obispo In the foothills 1.0 mile east of Morro Bay. 160 Comment
  UCR115798  Silene gallica George K. Helmkamp, E. A. Helmkamp 2000-4-20 5407 San Luis Obispo Central Coast, road crest between See Canyon Road and Prefumo Canyon Road, SW of San Luis Obispo 320 Comment
  CAS-BOT-BC392458  Silene gallica Clare B. Hardham 1956-7-15 1181 San Luis Obispo Santa Lucia Mountains; Paradise Valley, Atascadero Stream. Comment
  OBI31007  Silene laciniata subsp. laciniata Julie M. Vanderwier 1979-5-19 176 San Luis Obispo Indian Knob Tar Sands Comment
  OBI19451  Silene laciniata subsp. laciniata B. A. Smith 1966-5-16 103 San Luis Obispo Slope S of Morro Bay Comment
  UCSB59899  Silene laciniata subsp. laciniata Ryan, P.; Penkala, B. 1987-7-1 San Luis Obispo South slope of Reservoir Canyon; 1/8 mile southeast of Reservoir ck. from jct. Hampton ck.; one mile north of San Luis Obispo, off US Hwy. 101 280 Comment
  CDA11528  Silene laciniata subsp. major G. F. Hrusa 1995-5-29 12324 San Luis Obispo Cuesta Ridge West; Ridge northwest of Cuesta Pass approx. 1 m. NW of US 101. Comment
  CAS-BOT-BC74982  Sinapis arvensis Ernest C. Twisselmann 1955-5-2 1917 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 670 Comment
  OBI82431  Sinapis arvensis David J. Keil, with George Butterworth 2016-2-26 33481 San Luis Obispo Chorro Creek Ecological Reserve, east of San Luisito Creek Road between Highway 1 and San Luisito Creek Comment
  OBI57222  Sisymbrium altissimum David J. Keil 1998-6-5 27629 San Luis Obispo Carrizo Plain. Selby Rd., 1.6 miles SE from junction with Soda Lake Rd. Comment
  CAS-BOT-BC75258  Sisymbrium irio Ernest C. Twisselmann 1954-6-12 1363 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Plain. 655 Comment
  CAS-BOT-BC75454  Sisymbrium orientale Ernest C. Twisselmann 1964-4-17 9223 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grants Lake. 579 Comment
  SBBG93958  Sisyrinchium bellum S. A. Junak, T. Ayers 1989-4-12 3946 San Luis Obispo N side of USFS Rd 29S11.3 at intersection with rd to W end of Pick and Shovel Mine, about 4.4 mi W of Hwy. 101 762 Comment
  UC845029  Sisyrinchium bellum Alice Eastwood, John Thomas Howell 1937-4-30 4144 San Luis Obispo Huasna district Comment
  PASA1256  Sisyrinchium bellum Margaret Stason 5/32 324 San Luis Obispo East of Arroyo Grande Comment
  OBI79964  Solanum americanum David J. Keil 2013-6-19 31821 San Luis Obispo San Luis Obispo. 940 Del Rio Ave. 60 Comment
  OBI9156  Solanum douglasii F. Rush Aug-57 s.n. San Luis Obispo S. Morro Bay Comment
  SEINET1004398  Solanum douglasii George K. Helmkamp 2004-1 828 San Luis Obispo Central Coast: Nipomo Mesa, Willow Rd, 0.6 mi E of Hwy CA-1 125 Comment
  POM319388  Solanum douglasii Patricia Wilder 1965-4-10 1847 San Luis Obispo 0.2 mi S on turn-off to Union Oil Co summit pump station at crossing of Nipomo Road and Los Berros Road near US 101. Pacific drainage. 122 Comment
  SBBG6635  Solanum douglasii E. F. Paddock 1951-7-13 410 San Luis Obispo San Luis Obispo Crk, at US 101 bridge, S border of San Luis Obispo Comment
  OBI58806  Solanum elaeagnifolium David J. Keil 1998-1 27919 San Luis Obispo San Luis Obispo. Along railroad tracks from Industrial Way to Tank Farm Rd. Comment
  CAS-BOT-BC236434  Solanum umbelliferum Ernest C. Twisselmann 1957-11-2 4110 San Luis Obispo Slope at the south end of Morro Bay, near Baywood Park 7 Comment
  SBBG104305  Solanum umbelliferum M. D. Proctor, E. A. Young 1993-3-17 ROB 190 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC157551  Solanum umbelliferum R. S. Ferris 1939-5-29 9760 San Luis Obispo Hills about 4 miles south-east of Templeton 304 Comment
  CAS-BOT-BC157591  Solanum umbelliferum Ernest C. Twisselmann 1956-3-31 2602 San Luis Obispo Palo Prieta Canyon, 3 1/2 miles south of Cholame 457 Comment
  POM305242  Solanum umbelliferum Henry J. Ramsey, Henry J. Ramsey 1940-4-20 568 San Luis Obispo Hwy 41, near Templeton Comment
  SBBG107883  Solanum xanti C. B. Hardham 1959-6-10 4812 San Luis Obispo Santa Barbara Rd, Atascadero Comment
  OBI58805  Solanum xanti David J. Keil, with Kathleen A. Keil 1998-4-16 26753 San Luis Obispo Los Padres National Forest. 2.3 miles from Park Hill Rd. on Black Mountain Rd. Comment
  UCR208988  Solanum xanti var. intermedium Roxana S. Ferris 1939-5-29 9760 San Luis Obispo South Coast Ranges, c. 4 miles SE of Templeton 305 Comment
  UC1070233  Solidago confinis W. A. Peterson 1936-7-9 349 San Luis Obispo Cuyama Ranch Santa Ynez Quad., Cuyama Ranch Comment
  OBI40140  Solidago confinis David J. Keil 1981-4-25 14576 San Luis Obispo Baywood Park at Sweet Springs marsh Comment
  CAS-BOT-BC365171  Solidago velutina subsp. californica Ernest C. Twisselmann 1965-11-2 11709 San Luis Obispo Highway 1 on the south side of San Carpojo Creek 30 Comment
  OBI33107  Solidago velutina subsp. californica David J. Keil 1983-7-16 17398 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI15442  Soliva sessilis Robert F. Hoover 1967-4-12 10426 San Luis Obispo Upper Arroyo Grande Comment
  CAS-BOT-BC374484  Sonchus asper Clare B. Hardham 1957-7-15 2465 San Luis Obispo Santa Lucia Mountains. Graves Creek, Del Rio Road Comment
  OBI35838  Sonchus asper Allison Berry 1984-2-26 30 San Luis Obispo Camp San Luis Shooting Facility. 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI55560  Sonchus asper subsp. asper George Butterworth 1998-5-3 254 San Luis Obispo Carrizo Plain Natural Area. .2 mi W of ring gate (Windmill Rd) 150 yds below dam. T31S, R19E, S23, SE Qtr 631 Comment
  UCR147034  Sonchus asper subsp. asper George K. Helmkamp, E. A. Helmkamp 2004-10-8 8839 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  OBI15389  Sonchus oleraceus Robert F. Hoover 1964-4-14 8704 San Luis Obispo San Luis Obispo Comment
  IRVC29224  Sonchus oleraceus G. K. Helmkamp, E. A. Helmkamp 2004-10-8 8838 San Luis Obispo Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek Central Coast 136 Comment
  OBI35840  Sonchus oleraceus Allison Berry 1984-2-26 22 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1. Near front entrance gate Comment
  UCD99167  Spergula arvensis W. L. Jepson 1941-4-17 20258 San Luis Obispo San Luis Obispo County: Arryo Grande. Comment
  SBBG94326  Spergularia bocconi T. J. Ayers with S. Junak 1989-6-22 767 San Luis Obispo slopes below TV towers at eastern edge of Botanical Area, ca. 2.7 mi W of Hwy 101 just E of West Cuesta Ridge Rd Comment
  CAS-BOT-BC390911  Spergularia marina Alice Eastwood 1926-5-3 13778 San Luis Obispo Avila Comment
  CAS-BOT-BC390893  Spergularia marina Ernest C. Twisselmann 1967-4-27 12919 San Luis Obispo Highway 1, 2.9 miles south of Piedras Blancas Point 1 Comment
  OBI64847  Spergularia villosa David J. Keil 2001-5-3 29402 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Ca. 35.33158 deg. N x 120.75450 deg. W Comment
  UC1133060  Sporobolus airoides W. A. Peterson 1936-7-9 337 San Luis Obispo Cuyama Ranch Santa Ynez Quad., Cuyama Ranch Comment
  HSC91547  Stachys bullata Susan H. Bicknell 1989-4-16 San Luis Obispo Montano de Oro State Park, MDO 1000 Comment
  OBI35417  Stachys bullata Melody Dickens 1980-4-16 1 San Luis Obispo On Morro Rock, Morro Bay Comment
  OBI51946  Stachys bullata Steven A. Junak, David A. Young, Tina J. Ayers 1989-4-27 3959 San Luis Obispo Cuesta Ridge Botaical Area, Los Padres Natl Forest. Cuesta Ridge: along main rd (USFS Rd #29S11.3) 0.1 mi W of W boundary sign for the Cuesta Riddge Botanical Area, 5.3 mi W of hwy 101 786 Comment
  SBBG95320  Stachys chamissonis R. F. Hoover 1947-7-27 7334 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  UC366993  Stachys pycnantha J. G. Lemmon and wife June, 1878 San Luis Obispo Cholame Valley. Comment
  OBI52842  Stachys pycnantha Steven A. Junak, David A. Young, Tina J. Ayers 1989-8-24 4143 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. N of Pick and Shovel Mine in upper reaches of Chorro Crk, in crk at "Dead Miner's Camp" 625 Comment
  OBI13478  Stachys rigida subsp. quercetorum Robert F. Hoover 1965-6-14 9425 San Luis Obispo Near Arroyo del Oso, S of Arroyo de la Cruz Comment
  OBI14948  Stanleya pinnata Robert F. Hoover 1967-6-4 10605 San Luis Obispo Canyon in Temblor Range near N end of Elkhorn Plain Comment
  CAS-BOT-BC60937  Stanleya pinnata Ernest C. Twisselmann 1951-1-1 229 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Lower Associated Canyon, Carissa Plain. Comment
  UC454221  Stellaria media I. J. Condit 1909-2-22 San Luis Obispo San Luis Hot Springs Comment
  OBI28670  Stephanomeria David J. Keil, Eric Wise 1982-7-2 16304 San Luis Obispo Nipomo Mesa area on W of Pomeroy Rd along Black Lake cyn trl Comment
  CAS-BOT-BC375159  Stephanomeria cichoriacea Ernest C. Twisselmann 1965-11-2 11710 San Luis Obispo Highway 1 on the south side of San Carpojo Creek 30 Comment
  CAS-BOT-BC375163  Stephanomeria cichoriacea R. F. Hoover 1947-10-11 7409 San Luis Obispo Old Creek near Cayucos Comment
  OBI15430  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1966-9-21 10093 San Luis Obispo Price cyn near Pismo Beach Comment
  UC1394158  Stephanomeria exigua subsp. carotifera L. D. Gottlieb 1970-9-20 7076 San Luis Obispo s of Pozo (near summit of Hi Mountain); Hi Mountain 944 Comment
  OBI59236  Stephanomeria virgata G. F. Hrusa 2000-9-30 15699 San Luis Obispo Carrizo Plain Natural Area. Elkhorn Grade, 1st summit to E of Soda Lake Rd 884 Comment
  UC771697  Stephanomeria virgata subsp. virgata R. F. Hoover 1946-10-13 6480 San Luis Obispo Divide between Suey Creek and Cuyama River. Comment
  OBI59033  Stipa cernua David J. Keil 1998-5-11 27194 San Luis Obispo Caliente Range. 4.9 mi from Soda Lake Rd. along Selby Rd. Comment
  OBI22247  Stipa cernua McMillan 1952-6-7 142 San Luis Obispo Choice Valley, 2 mi S 10 mi E Shandon Comment
  OBI81205  Stipa lepida David J. Keil 2015-2-21 32651 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  OBI73542  Stipa lepida David J. Keil 2000-4-27 28463 San Luis Obispo Roadcut overlooking Twichell Reservoir along highway 166 Comment
  OBI37913  Stipa pulchra David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18594 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
  OBI73548  Stipa tenuissima David J. Keil 2010-7-20 30922 San Luis Obispo Along Thomas Hill Road, just south of Hondonada Road, east of Arroyo Grande 100 Comment
  UCR115579  Streptanthus albidus subsp. peramoenus George K. Helmkamp, E. A. Helmkamp 2000-4-20 5401 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  JEPS27024  Streptanthus glandulosus subsp. glandulosus Rimo Bacigalupi with F. Chisaki, L. Dempster, and C. Hardham 1960-5-10 7406 San Luis Obispo ne flank Cypress Mountain 914 Comment
  OBI73217  Stylocline masonii David J. Keil 2010-4-27 30723 San Luis Obispo La Panza Mountains. Ca. 0.25 miles north of Highway 58 along Shell Creek Road. 420 Comment
  UCR38777  Styrax officinalis var. redivivus T. Gaskin 1982-4-26 s.n. San Luis Obispo Along trail between Stony Creek and Caldwell Mesa Comment
  SBBG81866  Suaeda californica D. Keil 1983-11-19 18050 San Luis Obispo Sweet Springs, Baywood Park, S end of Morro Bay Comment
  SBBG102693  Suaeda moquinii C. F. Smith 1964-6-24 8541 San Luis Obispo rd to Carrizo Plain (San Andreas fault sag pond), ca. 2 mi N of Reyes Station on Hwy 166, at turnoff to Elkhorn Hills Comment
  OBI6294  Symphoricarpos albus var. laevigatus Robert F. Hoover 1950-6-20 7985 San Luis Obispo Santa Lucia Range; 6 mi W of Templeton on road to Cambria Comment
  CAS-BOT-BC237056  Symphoricarpos mollis W. R. Dudley 1903-4-3 s.n. San Luis Obispo Lopez Mt. east of Santa Margarita Pass Comment
  SBBG18359  Symphyotrichum chilense M. A. Piehl 1963-8-4 63794 San Luis Obispo between N arm of Oso Flaco Lake and lake ca. 1/8 mi NE 6 Comment
  JEPS52171  Symphyotrichum spathulatum Ernest C. Twisselmann 1966-8-23 12721 San Luis Obispo Dorothy Twisselmann Ranch Temblor Range, Western San Joaquin Valley, Loffaly Spring 640 Comment
  RSA140482  Systenotheca vortriedei Clare B. Hardham 1960-6-1 5948 San Luis Obispo Santa Lucia Mountains: Burnett Peak Comment
  OBI79612  Tamarix parviflora David J. Keil, with V. L. Holland 2013-4-16 31583 San Luis Obispo Templeton. Just south of Templeton Hills Road, just west of US 101 freeway 255 Comment
  CAS-BOT-BC223957  Tamarix ramosissima M. Wetherwax; E. L. Painter 2002-8-13 CR- 342 San Luis Obispo Camp Roberts. Nacimiento River floodplain, along road at river's edge, between Boyscout Ford and Low Water Bridge 152 Comment
  OBI30116  Taraxia ovata Melissa Luckow 1982-6-24 892 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt SE corner of rd Comment
  SBBG24990  Taraxia ovata D. Myrick 1966-3-23 1293 San Luis Obispo ocean bluff just N of Cambria Comment
  UC1583633  Tauschia arguta David Keil 1986-5-13 19447 San Luis Obispo Hi Mountain Road near Hi Mountain Lookout; near Hi Mountain Lookout 944 Comment
  OBI59496  Tauschia hartwegii David J. Keil, with V. L. Holland 2001-4-7 29264 San Luis Obispo Western outskirts of Atascafero in Santa Lucua Mountains. 3-F Meadows area proposed for housing development. Site accessed by San Marcos Road. Ca. 700 acre parcel. 549 Comment
  SBBG107262  Tauschia hartwegii C. B. Hardham 1961-5-18 7105 San Luis Obispo between Rocky Butte and Pine Mtn, N of Cambria 762 Comment
  UC1122242  Tetrapteron graciliflorum W. A. Peterson 1937-4-16 707 San Luis Obispo 6.5 mi nnw Mustang Spring; La Panza Quadrangle Comment
  OBI11979  Tetrapteron graciliflorum Robert F. Hoover 1949-5-15 7694 San Luis Obispo 14 mi E of Creston on La Panz Rd Comment
  CAS-BOT-BC399676  Thalictrum fendleri Mrs. R. W. Summers No date on label s.n. San Luis Obispo S. Lucia Mts., S.L.O. Comment
  UCR131474  Thalictrum fendleri var. polycarpum June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, Coon Creek Trail, Montana de Oro State Park 61 Comment
  CAS-BOT-BC399834  Thalictrum polycarpum David D. Keck 1934-4-26 2834 San Luis Obispo 4.1 mi. W. of La Panza Comment
  RSA140161  Thermopsis californica var. californica Clare B. Hardham 1960-4-20 5474 San Luis Obispo Black Mountain; Highland District. Near Pete Nelson Canyon. 457 Comment
  UCD115980  Thysanocarpus curvipes J. M. Tucker 1963-4-11 3680 San Luis Obispo San Luis Obispo County: North side of State Highway 41, 15.1 miles (by road) E of Cambria. Comment
  OBI64408  Thysanocarpus laciniatus David J. Keil 2001-3-28 29201 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  OBI69710  Thysanocarpus laciniatus Larry Kandarian 2006-4-17 s.n. San Luis Obispo Cholame Comment
  CAS-BOT-BC67142  Thysanocarpus laciniatus Clare B. Hardham 1956-3-20 221 San Luis Obispo Santa Lucia Mountains. Comment
  OBI33372  Thysanocarpus laciniatus David J. Keil 1982-3-20 15738 San Luis Obispo San Luis range in Irish Hills along dirt rd leading from See Cyn to Hibberd Preserve 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
  OBI31272  Toxicodendron diversilobum Joy Nishida, Melissa Luckow 1983-3-10 547 San Luis Obispo 1.8 miles south of American Canyon Campground. Comment
  OBI35330  Toxicodendron diversilobum Melody Dickens 1981-3-30 59 San Luis Obispo Morro Rock, Morro Bay. Comment
  CAS-BOT-BC169236  Toxicodendron diversilobum Ernest C. Twisselmann 1968-5-13 14203 San Luis Obispo Head of Cammatta Canyon at the cottinham place - La Panza Range 609 Comment
  SBBG45233  Toxicoscordion fremontii L. W. Edge 1972-5-9 166 San Luis Obispo Cuesta Rd near TV Station Comment
  CDA7714  Tragopogon porrifolius David J. Keil 1999-5-27 28358 San Luis Obispo Along Highway 58 in middle of town, Santa Margarita.. 0 Comment
  OBI60933  Tribulus terrestris David J. Keil 2002-9-12 29924 San Luis Obispo North of Arroyo Grande, W Ormonde Road, ca. 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 W Ormonde Road 107 Comment
  SD53104  Trichostema lanatum Darley F. Howe 1962-7-23 3345 San Luis Obispo Cuesta pass. Comment
  OBI62109  Trichostema lanatum P. A. Holden 1968-6-15 420 San Luis Obispo W of summit of Cuesta pass Comment
  RSA115576  Trichostema lanatum E. C. Twisselmann 1955-6-10 2133 San Luis Obispo Calf Canyon, 1 mile east of Creston Road. 457 Comment
  RSA0028153  Trichostema ovatum Greg Wilvert 2005-6-29 490 San Luis Obispo 1.5 kilometers S of Soda Lake Rd. along Padrones Canyon Rd. 808 Comment
  PASA11  Trientalis europaea var. latifolia Margaret Stason 1931-4-3 San Luis Obispo Templeton Comment
  UCSC008473  Trifolium Randall Morgan 2013-5-21 6668 San Luis Obispo Seed from Pine Mountain Comment
  OBI12724  Trifolium albopurpureum Eben McMillan 1952-5-2 91 San Luis Obispo Choice Valley, 1 mi S, 8 mi E of Shandon Comment
  OBI2088  Trifolium albopurpureum Mrs. R. W. Summers May 1886 s.n. San Luis Obispo San Luis Valley Comment
  UC1129941  Trifolium albopurpureum var. albopurpureum G. T. Nordstrom 1937-4-6 1049 San Luis Obispo 3.8 mi n Chimney Rock; Adelaide quadrangle 213 Comment
  UC1285147  Trifolium barbigerum R. F. Hoover 1965-5-22 9401 San Luis Obispo Cambria; n of town Comment
  UCSB15849  Trifolium depauperatum var. amplectens Breedlove, Dennis 1962-4-6 San Luis Obispo At the southern city limits of Cayucos 30 Comment
  UCR28905  Trifolium fragiferum David J. Keil 1977-8-21 12508 San Luis Obispo Central Coast, c. 3 mi west of Cuesta College along Calif. Rte. 1 along Chorro Creek Comment
  UC1392686  Trifolium fucatum R. F. Hoover 1969-4-22 11251 San Luis Obispo e Morro Bay (San Bernardo Creek) Comment
  UC1130036  Trifolium gracilentum H. C. Lee 1937-5-24 989 San Luis Obispo 0.5 mi se Creston; Paso Robles quad 335 Comment
  SD142743  Trifolium gracilentum Frank C. Vasek 1965-3-26 San Luis Obispo Bear Trap, nar San Juan Creek, south of 'Simmler to Pozo' Road Comment
  JEPS114125  Trifolium gracilentum var. gracilentum A. Dilworth, J. Goldzman 1998-5-11 San Luis Obispo Camp Roberts. 0.2 mile S of West Perimeter Road on Generals Road, LCTA Plot 121. Comment
  OBI66715  Trifolium hirtum David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29750 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  UCR122471  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 1998-5-20 3897 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
  UCR161321  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2005-3-8 9082 San Luis Obispo Central Coast Hills., Irish Hills; crest of Prefumo Canyon Road, 5.2 mi west of Los Osos Valley Road 409 Comment
  SEINET233340 Image available Trifolium microcephalum G. F. Hrusa 1995-5-28 12209 San Luis Obispo E base of Ridge 2 500 Comment
  OBI65902  Trifolium microcephalum D. R. Miller 1994-4-27 494 -245 San Luis Obispo Pine Mt Region. Jctn of Hartmans water rd and Edmunson cabin area, E slope Pine Mt; Tobacco Crk drainage 700 Comment
  OBI47135  Trifolium oliganthum Lynne Dee Oyler, Kathy Loftus 1986-4-5 391 San Luis Obispo American Cyn blue oak study site in cattle exclosure. Los Padres Natl Foerst. S1/2 SW1/4, SEC 28 R16E, T30S, MDBM Comment
  OBI55152  Trifolium pratense David J. Keil 1993-7-7 24268 San Luis Obispo Cambria. At corner of Fern and Camborne. Residential area Comment
  OBI12635  Trifolium variegatum Robert F. Hoover 1949-5-19 7708 San Luis Obispo Cambria Comment
  OBI12636  Trifolium variegatum Robert F. Hoover 1965-5-22 9403 San Luis Obispo Cambria