Search Results — 2000 specimen records retrieved (1148 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
  OBI6220  Abronia latifolia D. Waive Stager 1972-7-31 21 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park]. On last row of dunes before ocean; only on top not on sides of dune Comment
  RSA0025755  Abronia latifolia Robert F. Hoover 1947-7-26 7323 San Luis Obispo Piedras Blancas Point. Comment
  OBI53831  Abronia maritima Arthur W. Hazebrook 1993-1-9 192 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, Oso Flaco Lake and crk areas, and adj pioneer dunes Comment
  SEINET7063721  Abronia umbellata A. G. Vestal 1947-4-19 s.n. San Luis Obispo South of Pismo Beach. UTM Zone 10, 716013mE, 3888642mN. (WGS84/NAD83). 6 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
  OBI72630  Abronia umbellata var. umbellata Wendy Thackery 2002-3-5 22 San Luis Obispo N of Morro Rock on dunes above high tide line 0 Comment
  OBI35584  Abronia umbellata var. umbellata S. M. Inman 1983-7-15 81 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
  OBI78279  Abutilon theophrasti Paul Dempsey 1978-10-20 s.n. San Luis Obispo 7165 Sycamore Rd, Atascadero Comment
  OBI2881  Acacia baileyana Bill White 1970-2-2 4 San Luis Obispo Near old O.H. unit on Cal Poly campus 104 Comment
  UC1982468  Acacia pycnantha Richard R. Halse 2011-3-22 8153 San Luis Obispo Along State Highway 1 in Cambria near where the road crosses Santa Rosa Creek Comment
  OBI13692  Acanthomintha obovata Robert F. Hoover 1950-4-30 7862 San Luis Obispo La Panza district Comment
  OBI20408  Acer negundo R. A. Hays 1957-11-27 s.n. San Luis Obispo San Luis Obispo Comment
  OBI79268  Acer negundo David J. Keil 2012-4-1 31239 San Luis Obispo Bob Jones Trail near junction with Ontario Road, west of Highway 101, north of Avila Beach Drive 10 Comment
  UC1071650  Acer negundo var. californicum H. C. Lee 1936-6-2 647 San Luis Obispo 1 mi se Sycamore Springs; San Luis Obispo National Forest, Arroyo Grande Quad. Comment
  CAS-BOT-BC337445  Acer negundo var. negundo Ernest C. Twisselmann 1962-4-6 6763 San Luis Obispo Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
Read comments
Apr 10 2018
  OBI29297  Achillea millefolium Lou Morton 1981-5-17 s.n. San Luis Obispo Laguna Lake Park Comment
  OBI36676  Achillea millefolium L. E. Allen 1966-5-19 s.n. San Luis Obispo Dunes W of Oso Flaco Comment
  OBI17142  Achillea millefolium J. B. Carstens 1966-5-23 68 San Luis Obispo Just below summit of Cuesta Grade hwy 101, along Old Cuesta Rd Comment
  OBI66050  Achyrachaena mollis Greg Wilvert 2006-4-23 545 San Luis Obispo SE half of the Caliente Range.1.7 km SE of Lawson Spring Comment
  OBI66941  Achyrachaena mollis David J. Keil, with Kathleen A. Keil 2001-4-20 29370 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
  UC29291  Achyrachaena mollis Prof. Brewer 1862-1 401 San Luis Obispo Nipomo Comment
  RSA784857  Achyrachaena mollis Bart O Brien 1995-4-25 s.n. San Luis Obispo Carrizo Plain, W Temblor Range on Simmler Rd 2.7 mi SW of Elkhorn Rd Comment
  SBBG118075  Acmispon americanus J. Clark, M. Petroelje 1998-6-29 San Luis Obispo LCTA Plot 320, Training Area U; Camp San Luis Obispo 300 Comment
  JEPS114113  Acmispon brachycarpus A. Dilworth, J. Goldzman, M. Petroelje 1998-4-13 San Luis Obispo Camp Roberts. Ca. 0.3 mile N on Bivouac Road from intersection of Bivouac and Tower Roads, ca. 54 m NW of large leaning oak tree with orange paint, Training Area 02, LCTA Plot 41. Comment
  SD129665  Acmispon cytisoides Barbara Ertter, D. Keil, J. Hickman, T. Sholars 1987-4-11 6848 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca. 7 airmiles north of San Simeon, top of north-facing slope ca. 1 mile from Hwy 1 60 Comment
  OBI57944  Acmispon glaber var. glaber Austin P. Griffiths, G. F. Hrusa, E. W. Thompson 1983-8-7 s.n. San Luis Obispo Morro Bay region; sandspit Comment
  OBI6161  Acmispon glaber var. glaber D. Waive Stager 1972-8-7 26 San Luis Obispo Morro Bay State park sand spit Comment
  OBI78046  Acmispon heermannii var. orbicularis Melody Dickens 1980-5-30 28 San Luis Obispo Morro rock, Morro Bay Comment
  OBI13055  Acmispon junceus var. junceus Robert F. Hoover 1965-5-20 9375 San Luis Obispo Santa Lucia Range. Hill W of "Poly cyn", San Luis Obispo Comment
  OBI13037  Acmispon maritimus var. maritimus F. Rush June1956 81 San Luis Obispo Mt. SLO Comment
  OBI52731  Acmispon strigosus David J. Keil, with V. L. Holland 1991-8-22 22578 San Luis Obispo San Simeon State Park and vicinity along San Simeon Creek from beach to about ___ miles inland and on adjoining slope to C.T. Ranch. Comment
  OBI57766  Acmispon wrangelianus Austin P. Griffiths 1985-3-25 s.n. San Luis Obispo Guadalupe Dune Sheet, along old trls E of Oso Flaco Ridge Comment
  CAS-BOT-BC29233  Acourtia microcephala E. C. Twisselmann 1955-7-22 2269 San Luis Obispo La Panza Range, upper Navajo Creek 798 Comment
  CAS-BOT-BC29235  Acourtia microcephala E. C. Twisselmann 1956-7-26 3103 San Luis Obispo La Panza Range, Calf Canyon Road, 0.25 mile east of Andrews Ranch 365 Comment
  OBI56695  Acroptilon repens David J. Keil 1998-5-11 27169 San Luis Obispo Hwy 58 at San Juan Creek bridge Comment
  CAS-BOT-BC65510  Adiantum aleuticum R. F. Hoover 1947-3-16 6671 San Luis Obispo Coast just south of Monterey Co. line Comment
  PASA1855  Adiantum emarginatum F. Brubaker, M. Stason 1928-5-11 San Luis Obispo Santa Rita Canyon Comment
  OBI1103  Adiantum jordanii Richard E. Simpson 1960-5-15 160 San Luis Obispo Collected on the northside of Hollister Peak Comment
  OBI73498  Adiantum jordanii David J. Keil, Margriet Wetherwax and Beth Painter 2000-4-18 28449 San Luis Obispo Camp San Luis Obispo national guard base. Comment
  JEPS99149  Agastache urticifolia Clare B. Hardham 1957-7-14 2445 San Luis Obispo York Mountain Road Comment
  CAS-BOT-BC29367  Ageratina adenophora Ernest C. Twisselmann 1959-4-10 5030 San Luis Obispo Irish Hills: See Canyon 106 Comment
  OBI42211  Agoseris grandiflora var. grandiflora David J. Keil, Lynne Dee Oyler 1986-5-21 19527 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
  OBI73447  Agoseris heterophylla David J. Keil, with Mike Mattina 2010-5-31 30790 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI31423  Agoseris heterophylla var. cryptopleura Joy Nishida, Julie Oxford 1982-4-16 294 San Luis Obispo American Cyn. 1.7 mi S of Amer cyn campground 488 Comment
  CAS-BOT-BC46062  Agoseris heterophylla var. cryptopleura Clare B. Hardham 1957-4-19 1705 San Luis Obispo 1 mile west of Templeton Comment
  CAS-BOT-BC127024  Agrostis exarata Ernest C. Twisselmann 1965-11-2 11705 San Luis Obispo Arroyo de la Cruz (between Highway 1 and the ocean). 12 Comment
  CAS-BOT-BC127032  Agrostis exarata R. F. Hoover 1947-5-25 7220 San Luis Obispo Cambria. Comment
  OBI22543  Agrostis exarata Robert F. Hoover 1947-5-23 7174 San Luis Obispo Near Sunnyside School, Los Osos Valley Comment
  CAS-BOT-BC139371  Agrostis hooveri R. F. Hoover 1948-6-29 7546 San Luis Obispo Edge of San Luis Valley on Carpenter Canyon road to Arroyo Grande. Comment
  NY327631  Agrostis hooveri R. F. Hoover 1948-6-29 7549 San Luis Obispo Summit on road between Arroyo Grande and Huasna district Comment
  OBI4949  Agrostis pallens Robert F. Hoover 1947-7-16 7306 San Luis Obispo Price Cyn Comment
  SBBG42764  Agrostis pallens D. Keil 1982-6-26 16227 San Luis Obispo vicinity of Arroyo de la Cruz, N of San Simeon Comment
  OBI25012  Aira caryophyllea David J. Keil, Dirk Walters 1980-4-26 13882 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  CAS-BOT-BC138253  Aira caryophyllea var. caryophyllea R. F. Hoover 1964-6-7 8981 San Luis Obispo Lower canyon of San Carpoforo Creek. Comment
  OBI65222  Allenrolfea occidentalis Greg Wilvert 2005-10-5 531 San Luis Obispo SE half of Caliente Range; Padrones Cyn 744 Comment
  OBI21214  Allium crispum Eben McMillan 1952-5-2 82 San Luis Obispo Choice Valley. 1 mi S, 8 mi E Shandon Comment
  OBI79689  Allium crispum David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31728 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Tobacco Road, northeast from junction with Rocky Butte Truck Trail 750 Comment
  CAS-BOT-BC468908  Allium crispum David D. Keck 1933-5-3 2115 San Luis Obispo 6 miles northeast of Estrella on road to Parkfield, northern San Luis Obispo County Comment
  UC1296369  Allium diabolense R. F. Hoover 1952-5-24 8219 San Luis Obispo ridge w highest peak; Caliente Mt. Comment
  CAS-BOT-BC469254  Allium fimbriatum var. fimbriatum R. F. Hoover 1960-5-13 8521 San Luis Obispo Rinconada Mine (SE. of Santa Margarita) Comment
  OBI28171  Allium haematochiton Michael Glass 1981-5-5 42 San Luis Obispo Ecological Study Area. Calif Polytechnic State Univ, San Luis Obispo Comment
  UCSB21632  Allium haematochiton Kahrmann, C. 1965-3-13 San Luis Obispo 1/2 mile up tributary stream (100 ft. above stream bed) to north-west of Poly Canyon, located grounds of Cal. Poly Campus, San Luis Obispo; Mouth of Tributary Canyon 1 mi. up Poly Canyon via. P. Canyon Road 91 Comment
  PGM3202  Allium hickmanii Vern Yadon 1996-4-23 San Luis Obispo Santa Lucia Mountains, Piedras Blancas seaward Highway 1, 1-2 mi N Piedras Blancas 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
  SBBG83998  Allium howellii var. howellii C. F. Smith 1986-5-15 12087 San Luis Obispo several hundred yards W of Caliente Mtn Lookout 1524 Comment
  OBI79534  Allium lacunosum var. lacunosum Michael Walgren 2014-5-4 413 San Luis Obispo Cayucos, on the top of a serpentine hill immediately inland of Highway One at the top of the highway rise. 120 Comment
  CAS-BOT-BC472722  Allium lacunosum var. lacunosum R. F. Hoover 1964-6-13 9102 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  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
  SBBG109608  Allophyllum gilioides C. B. Hardham 1960-5-12 5677 a San Luis Obispo S of Bee Rock 365 Comment
  OBI80293  Alnus rhombifolia Reiff, Nicole, Morgan Mazzocco, Christina Du Mont 2014-11-13 1 San Luis Obispo Located off of San Luis Bay Drive at Avila Woodstone Marketplace: 6675 Bay Laurel Place, Avila Beach. There is an entrance to the Bob Jones Trail to the left of the building where the plant is located on the righthand side of the entrance. 7 Comment
  OBI20422  Amaranthus albus Eben McMillan 1952-6-16 152 San Luis Obispo Choice Valley roadside 2 mi S of 9 mi E of Shandon Comment
  RSA0023302  Amaranthus albus Greg Wilvert 2005-5-31 457 San Luis Obispo Southeast half of the Caliente Range. Along Pipeline Road 927 Comment
  OBI65731  Amaranthus albus D. R. Miller 1994-7-13 794 -497 San Luis Obispo Pine Mt Region. At Dr. Chappelka's property, on ridge rd ; Pico crk drainage 914 Comment
  CDA21135  Amaranthus blitoides G. F. Hrusa 1993-5-2 11018 San Luis Obispo Paso Robles: approx. 200 meters N of Niblick Rd. Bridge over Salinas River. 213 Comment
  OBI69142  Amaranthus powellii Kristina L. Schultz 2000-11-24 34 San Luis Obispo San Luis Obispo airport. Located off broad across from San Luis Obispo airport Comment
  UC455620  Amaranthus powellii I. J. Condit 1910-8-23 San Luis Obispo C. P. S. orchard <i.e. California Polytechnic School> Comment
  OBI78840  Amaryllis belladonna David J. Keil 2013-9-4 32014 San Luis Obispo Morro Bay State Park. Morro Bay, La Loma Street just south of Quintana Road 42 Comment
  OBI28643  Ambrosia chamissonis Melissa Luckow 1981-6-25 703 San Luis Obispo N of San Simeon Beach Comment
  UCD118936  Amsinckia douglasiana Lewis S. Rose 1966-3-28 66013 San Luis Obispo San Luis Obispo County: 9 miles SE of Cholame, Choice Valley. 518 Comment
  RSA0090911  Amsinckia douglasiana Paul C. Silva 1947-3-30 1206 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley. Comment
  UCR161922  Amsinckia eastwoodiae George K. Helmkamp, E. A. Helmkamp 2005-3-1 8973 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lake Lopez; 0.3 mi. N of Hi Mountain Road along Upper Lopez Canyon Road 311 Comment
  OBI73365  Amsinckia lycopsoides David J. Keil, with Lynne Dee (Oyler) Althouse 2010-3-22 30668 San Luis Obispo North of Highway 58 off Bitterwater Road, Sect. 8. Comment
  OBI75255  Amsinckia menziesii David J. Keil 2011-5-12 31010 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 354 Comment
  UCD147065  Amsinckia menziesii Rachelle Boul; M. Gogol-Prokurat 2008-3-19 CARR 28 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains, on BLM land west of Chimineas Ranch. 731 Comment
  RSA0029632  Amsinckia menziesii var. menziesii Greg Wilvert 2005-4-25 321 San Luis Obispo 1.1 kilometers SW of Wells Spring. 982 Comment
  CAS-BOT-BC26814  Amsinckia ochroleuca Alice Eastwood 1927-4-8 14331 San Luis Obispo Nipoma Mesa Comment
  POM280686  Amsinckia spectabilis Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Cambria Comment
  JEPS16769  Amsinckia spectabilis Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-25 4335 San Luis Obispo above shores of Black Lake (along State Hwy 1, just n of Callender Siding (Southern Pacific railroad) and 2 mi s of Oceano) Comment
  RSA195784  Amsinckia spectabilis E. C. Twisselmann 1967-4-27 12902 San Luis Obispo Mesa just north of San Simeon Beach State Park. 9 Comment
  UC1284994  Amsinckia spectabilis var. microcarpa R. F. Hoover 1947-3-1 6642 San Luis Obispo mouth of Toro Creek Comment
  OBI73366  Amsinckia tessellata David J. Keil, with Lynne Dee (Oyler) Althouse 2010-3-22 30666 San Luis Obispo North of Highway 58 off Bitterwater Road, Sect. 8. Comment
  UC1178300  Amsinckia tessellata var. gloriosa Ray and Chisaki 1951-5-7 K 88 San Luis Obispo e of Paso Robles Comment
  UCSB16601  Amsinckia tessellata var. gloriosa Breedlove, Dennis 1962-3-18 San Luis Obispo On Carrizo Plain 0.5 mile east of Simmler 685 Comment
  JEPS86727  Amsinckia tessellata var. tessellata Paul Sugnet 1988-3-4 San Luis Obispo near Soda Lake Road; Carrizo Plains 640 Comment
  OBI75237  Anagallis minima Michael Walgren 2011-8-12 256 San Luis Obispo San Simeon State park campground Comment
  CAS-BOT-BC45180  Anaphalis margaritacea Clare B. Hardham 1957-9-12 2613 San Luis Obispo Santa Rosa Creek, Cambria Comment
  OBI70047  Anaphalis margaritacea Bernard Miossi 1939-8-6 155 San Luis Obispo Along rd of N facing slope of Islay Crk in Pecho district, 13 mi from San Luis Obispo 189 Comment
  OBI77037  Ancistrocarphus filagineus Unknown 1993-4-23 s.n. San Luis Obispo Carrizo Plain Natural Area. Abbott Cyn, t11N, R27W, sec 12 NWQ 792 Comment
  OBI29858  Anthemis cotula Ruth Davis 1964-4-17 83 San Luis Obispo Cal Poly campus, Poly Cyn Comment
  OBI38215  Anthemis cotula Eric Wise 1983-10-16 1823 San Luis Obispo Twisselmann Lake. Summit of Palo Prieta Cyn near Cholame Comment
  OBI77248  Anthriscus caucalis Sherie Guinn 1978-5-19 16 San Luis Obispo Prefumo Cyn in a field in the hills Comment
  OBI80033  Anthriscus caucalis David J. Keil, with Lynne Dee Althouse 2002-5-2 29866 San Luis Obispo Santa Margarita Ranch Comment
  OBI57112  Antirrhinum multiflorum G. F. Hrusa 1993-5-2 11108 San Luis Obispo Black Butte Research Natural Area. Along main ridgerd, approx 1/2 mi N of Mt Lowe 600 Comment
  JEPS83379  Antirrhinum nuttallianum subsp. subsessile David M. Thompson 1983-5-25 320 San Luis Obispo Morro Bay State Park, eastbay portion Morro Bay State Park, Morro Bay South Quad. (7.5', 1965) (at Chorro Willows Campground, growing on trail 1/3 of the way to the top of the hill) 4 Comment
  JEPS117031  Antirrhinum ovatum David Gowen 2008-5-10 906 San Luis Obispo Carrizo Plain area south of Soda Lake. On road up Caliente Mtn., just west of gated vehicle access, on road going west to antenna facility. Comment
  RSA181890  Antirrhinum ovatum Robert F. Hoover 1949-6-4 7745 San Luis Obispo 5 mi. S of Junction Bitterwater Creek road and Simmler-Cholame road 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
  UC1583672  Aphanes occidentalis David Keil 1986-3-22 19097 San Luis Obispo 2.7 mi se Shell Creek Road junction with Highway 58 (along Highway 58) 487 Comment
  RSA0042396  Apiastrum angustifolium LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6524 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
  CDA20404  Apium graveolens Austin Griffiths, Dirk Walters 1984-4-28 s.n. San Luis Obispo Callender Dunes; Big Twin Lake along SW shore. Comment
  OBI67022  Apocynum androsaemifolium D. R. Miller 1995-8-30 895 -600 San Luis Obispo Pine Mt Region. On top of Pine Mtn in pine forest; Tobacco crk drainage 1100 Comment
  OBI80016  Apocynum cannabinum David J. Keil 2013-7-6 31823 San Luis Obispo San Luis Range. Prefumo Canyon Road. Creek bottom at bridge 2 90 Comment
  SBBG104386  Apocynum cannabinum D. A. Young, F. L. Johnson 1992-6-18 ROB 88 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  CDA39736  Apocynum cannabinum T. C. Fuller 1959-5-6 2447 San Luis Obispo Hidden Valley, East of Avila. 0 Comment
  OBI20495  Aralia californica Robert F. Hoover 1965-9-7 9535 San Luis Obispo Santa Lucia Range. Santa Rita Crk W of Templeton Comment
  UCD67214  Arbutus menziesii G. F. Hrusa; K. Phillips, A. Flinck 1995-5-2 12264 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area. 600 Comment
  OBI23000  Arbutus menziesii Robert J. Rodin 1962-5-8 6866 San Luis Obispo 1.5 mi E of cuesta Summit, 4 mi N of SLO Comment
  UC1927998  Arceuthobium occidentale David Keil, V. L. Holland 2008-6-12 30536 San Luis Obispo Ca. 2 miles east of Santa Margarita, ca. 0.5 road mile south of junction with Highway 58 along Digger Pine Road. Comment
  JEPS98891  Arctostaphylos Clare Hardham 1966-2-26 San Luis Obispo Arroyo de la Cruz Comment
  UC1121461  Arctostaphylos T. M. Hendrix 1939-5-7 1014 San Luis Obispo 1.1 mi nw New District School; Pozo Quadrangle Comment
  OBI14753  Arctostaphylos crustacea Robert F. Hoover 1963-5-4 8556 San Luis Obispo Upper Coon crk Comment
  UCR28989  Arctostaphylos crustacea David J. Keil, R. R. Pimentel, D. Walters, M. G. McLeod, Melissa Luckow, et al. 1981-4-11 14439 San Luis Obispo Central Coast, 2 mi north of Arroyo de la Cruz Comment
  CAS-BOT-BC25040  Arctostaphylos cruzensis R. F. Hoover 1962-2-23 8533 San Luis Obispo Above site of former Washington School, N of Arroyo de la Cruz Comment
  CAS-BOT-BC25043  Arctostaphylos cruzensis R. F. Hoover 1950-1-15 7761 San Luis Obispo Mouth of Arroyo de la Cruz (just S of), on hill top. Comment
  CAS-BOT-BC25045  Arctostaphylos cruzensis Brandegee 1889-6-1 16 San Luis Obispo San Simeon Comment
  UC1389143  Arctostaphylos cruzensis Ben Bolt 1936-2-17 577 San Luis Obispo 2 3/8 mi e Hollister Peak; Cayucos Quadrangle 60 Comment
Read comments
Dec 24 2016
  RSA252272  Arctostaphylos cruzensis Gary D. Wallace 1974-12-7 1332 San Luis Obispo North end of the Hearst Ranch; N facing slope of Arroyo de la Cruz. 30 Comment
  CAS-BOT-BC23314  Arctostaphylos glandulosa subsp. cushingiana R. F. Hoover 1964-1-11 8622 San Luis Obispo Ridge west of bend of Lopez canyon, in shale. Comment
  OBI14688  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1963-10-26 8605 San Luis Obispo Trail to Machesna Mt, La Panza range Comment
  RSA0040398  Arctostaphylos glandulosa subsp. cushingiana LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6298 a San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. 558 Comment
  RSA0040400  Arctostaphylos glandulosa subsp. cushingiana LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6299 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. 558 Comment
  CAS-BOT-BC24869  Arctostaphylos glandulosa subsp. cushingiana W. R. Dudley 1903-4-3 s.n. San Luis Obispo s. of mts. e. of pass pn road to San Luis Obispo. Comment
  UC410764  Arctostaphylos glauca Alice Eastwood 1928-5-19 15138 San Luis Obispo along the old road to Pozo Comment
  UCD51113  Arctostaphylos glauca A. E. Wieslander 1936-5-11 631 San Luis Obispo 1/4 mile S of Musick. 335 Comment
  UC82930  Arctostaphylos hookeri subsp. hearstiorum Katharine Brandegee July 1889 San Luis Obispo San Simeon Comment
  UCD51730  Arctostaphylos luciana Roman Gankin 1966-6-8 808 San Luis Obispo About 2 miles southeast of Cuesta Pass at Lopez Canyon. Comment
  UCD51738  Arctostaphylos luciana R. F. Hoover 1964-3-14 8651 San Luis Obispo Head of Lopez Canyon. Comment
  SEINET11984933  Arctostaphylos luciana Unknown 1966-1 662 San Luis Obispo ca 2 mi E of Cuesta Pass of Hwy 101 Comment
  UC1392785  Arctostaphylos luciana R. F. Hoover 1969-5-20 11316 San Luis Obispo Klau district mines Santa Lucia Range Comment
Read comments
1
  UCD51782  Arctostaphylos montereyensis Roman Gankin; S. G. Schultz 1965-3-29 457 San Luis Obispo Ca. 1/2 mile southeast of Burnett Peak Road from Salmon Creek Road. Comment
  RSA633189  Arctostaphylos morroensis Jon E. Keeley, Melanie Baer-Keeley 1993-9-4 24362 San Luis Obispo At the entrance to Montana de Oro State Park. 70 Comment
  SBBG114647  Arctostaphylos morroensis D. H. Wilken 2002-4-24 15888 San Luis Obispo dunes below Pecho Valley Rd, ca. 2.2 map km NE of mouth of Hazard Cyn 80 Comment
  CAS-BOT-BC39867  Arctostaphylos obispoensis R. F. Hoover 1958-3-26 8435 San Luis Obispo Ridge of Santa Lucia Mts. northwest of Cuesta Pass Comment
  RSA600656  Arctostaphylos obispoensis L. C. Wheeler 1959-8-5 7629 San Luis Obispo Cerro Alto. Comment
  UCD52934  Arctostaphylos obispoensis R. F. Hoover 1965-12-5 9727 San Luis Obispo Lower end of Lopez Canyon. Comment
  CAS-BOT-BC39804  Arctostaphylos obispoensis W. R. Dudley 1905-1-5 s.n. San Luis Obispo Near Cypress Spring, Cypress Mountain area Comment
  OBI56526  Arctostaphylos obispoensis David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1982 San Luis Obispo Along "Chaparral rd" near the east end of the Botanical area, below TV antennas. Near first Pinus sabiniana, where road turns to large ruts Comment
  OBI81005  Arctostaphylos obispoensis D. R. Miller 2015-1-29 115 .1107 San Luis Obispo Pine Mountain Region. .6 miles north of communication towers (old lookout tower) on east side of road. 918 Comment
  RSA517410  Arctostaphylos obispoensis Steven A. Junak, David A. Young, Tina J. Ayers 1989-3-13 3928 San Luis Obispo Santa Lucia Mountains: W Cuesta Ridge: along S side of main road (USFS Road #29S11.3) 0.4 miles E of W boundary sign for the Cuesta Ridge Botanical Area, about 4.8 miles W of Highway 101. 762 Comment
  RSA633460  Arctostaphylos osoensis Jon E. Keeley 1996-6-24 27630 San Luis Obispo North face of Hollister Peak, east of Morro Bay. 250 Comment
  UCD53559  Arctostaphylos pechoensis R. F. Hoover 1946-12-15 6575 San Luis Obispo Upper Coon Creek; San Luis Range. Comment
  RSA141505  Arctostaphylos pechoensis B. O. Schreiber 1938-10-7 2557 San Luis Obispo Davis Canyon 182 Comment
  UC549671  Arctostaphylos pechoensis J. E. Adams 1935-2-24 996 San Luis Obispo ridge sw head of Davis Canyon; Pecho Hills Comment
  OBI14557  Arctostaphylos pilosula Robert F. Hoover 1947-2-10 6615 San Luis Obispo Price Cyn Comment
  OBI70808  Arctostaphylos pilosula David J. Keil, with V. L. Holland 2009-6-16 30618 San Luis Obispo Between San Luis Obispo and Arroyo Grande. Area southeast of intersection of California Highway 227 (Carpenter Canyon Road) and Noyes Road in vicinity of high tension line corridor. Vic. 35 deg. 9.9'N x 120 deg. 34.9'W. Comment
  CAS-BOT-BC44377  Arctostaphylos pilosula R. F. Hoover 1946-11-16 6553 San Luis Obispo Upper Arroyo Grande, at top of ridge opposite county park. Comment
  CAS-BOT-BC44394  Arctostaphylos pilosula R. F. Hoover 1948-4-16 7453 San Luis Obispo Eagle Ranch s. of Atascadero Comment
  SD67302  Arctostaphylos pilosula Darley F. Howe 1967-4-8 4331 San Luis Obispo La Panza Range, 4.5 mi. N by NE of Pozo 550 Comment
  SEINET11984953  Arctostaphylos pilosula Unknown 1965-1 474 San Luis Obispo summit Carpenter Canyon, Arroyo Grande Comment
  UCD53662  Arctostaphylos pilosula T. M. Hendrix 1937-6-8 284 San Luis Obispo San Luis Obispo County: 3.4 miles S of La Panza. 1097 Comment
  RSA122505  Arctostaphylos pilosula subsp. pilosula D. Axelrod 1936-7-2 561 San Luis Obispo 2 1/2 miles SW of La Panza. 701 Comment
  JEPS24556  Arctostaphylos rudis F. H. Raymond 1930-12-13 San Luis Obispo head Arroyo Grande; Arroyo Grande Quad., Black Lake Canyon 121 Comment
  UCD53809  Arctostaphylos rudis Roman Gankin; W. R. Hildreth 1967-10-12 1132 San Luis Obispo San Luis Obispo County: 0.7 mile SW from Noyes Road on State Route 227, Arroyo Grande. Comment
  UC1120117  Arctostaphylos tomentosa subsp. crustacea A. E. Wieslander 1936-2-25 605 San Luis Obispo Hazard Creek Cayucos Quadrangle 152 Comment
  UC21821  Arctostaphylos tomentosa subsp. crustacea Mrs. Blochman 1892-1 San Luis Obispo Comment
  RSA43161  Arctostaphylos tomentosa subsp. tomentosa Robert F. Hoover 1947-7-16 7305 San Luis Obispo Price Canyon. Comment
  SJSU2938  Arctostaphylos viridissima C. W. Sharsmith 1967-2-3 7465 San Luis Obispo Diablo Canyon, seaward side of San Luis Range 152 Comment
  UCD97923  Arenaria paludicola Malcolm A. Nobs; S. Galen Smith 1949-6-23 854 San Luis Obispo San Luis Obispo County: Oso Flaco Lake, 4 miles northwest of Guadalupe. Comment
  OBI16785  Argyranthemum frutescens Betty Hoover 1962-2-22 54 San Luis Obispo San Luis Obispo. Cultivated Comment
  CAS-BOT-BC179722  Aristocapsa insignis R. F. Hoover 1949-6-4 7746 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  UC1284978  Artemisia biennis R. F. Hoover 1946-11-17 6557 San Luis Obispo n of Arroyo Grande (Corbett Canyon); Corbett Canyon Comment
  CAS-BOT-BC90143  Artemisia biennis Clare B. Hardham 1957-11-2 2705 San Luis Obispo Mouth of Old Creek Comment
  CAS-BOT-BC90145  Artemisia biennis R. F. Hoover 1946-11-17 6557 San Luis Obispo Corbett Canyon, n. of Arroyo Grande Comment
  OBI6283  Artemisia californica Barbara Robinson 1967-10-31 7 San Luis Obispo Cal Poly campus, Poly Canyon 168 Comment
  SD41457  Artemisia californica Edith A. Purer 1932-8-28 4818 San Luis Obispo Between Oceano and Guadalupe on roadside Comment
  UC1119319  Artemisia californica N. K. Carlson 1936-3-21 196 San Luis Obispo 5 mi nne of Reeds (Plot 20); Arroyo Grande Quadrangle 106 Comment
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Sep 3 2014
  SEINET8075660  Artemisia californica Jeffrey Butterworth, Lacey Knuttila 2014-2-25 2 San Luis Obispo San Luis Obispo, Cal Poly campus. Poly Canyon Rd 10 m from inside of gate on north side of dirt road.; 0 Comment
  HSC98165  Artemisia douglasiana Susan H. Bicknell 1989-6-11 San Luis Obispo Montano de Oro, MDO 39 Comment
  CAS-BOT-BC90618  Artemisia dracunculus Ernest C. Twisselmann 1953-9-25 792 San Luis Obispo Palo Prieta Canyon, 6 miles south of Cholame, eastern San Luis Obispo County 518 Comment
  SBBG124215  Arthrocnemum subterminale D. Keil 2009-5-1 30601 San Luis Obispo E fringe of Morro Bay salt marsh along S Bay Blvd, opposite trailhead parking area (for old cement plant) 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
  OBI31590  Asclepias eriocarpa Joy Nishida 1982-5-22 378 San Luis Obispo American Cyn campground 536 Comment
  SBBG95622  Asclepias eriocarpa D. Keil 1986-5-31 19651 San Luis Obispo Santa Rita Crk Rd, ca. half way between Cayucos and Paso Robles, near crest of rd Comment
  UCR160395  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2005-6-9 9614 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
  OBI38233  Asclepias fascicularis Eric Wise 1983-10-16 1801 San Luis Obispo Ortega Spring. One mi S of hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo prieta Cyn. 2 collections one at Srping with cattle feeder and the other about 1/4 mi closer to rd Comment
  OBI26411  Asclepias vestita David J. Keil 1980-9-21 14226 San Luis Obispo 2 mi N of hwy 58 on Shell Crk Rd Comment
  SEINET206458  Asclepias vestita subsp. vestita Rimo Bacigalupi, F. Chisaki; L. Dempster; C. Hardm 1960-5-12 7431 San Luis Obispo Just east of Bee Rock, Bee Rock Canyon. (But 0.4 mile west of 'Bee Rock' on both the Tierra Redonda Mtn. - 1949 - and Bradley 15' - 1919 - U.S.G.S. sheets). Comment
  OBI75305  Asphodelus fistulosus David J. Keil 2011-2-12 30968 San Luis Obispo Los Osos area. South Bay Blvd, ca. 100 m north of Turri Rd intersection 10 Comment
  OBI38329  Asphodelus fistulosus David J. Keil 1979-4-29 13047 San Luis Obispo Along US Rte 101, ca 5 mi S of San Luis Obispo Comment
  SBBG55744  Aspidotis californica R. J. Rodin 1959-3-18 6324 San Luis Obispo N side of Bishop Pk Comment
  CAS-BOT-BC65816  Aspidotis californica R. F. Hoover 1947-4-27 7106 San Luis Obispo 3 mi. s. of Atascadero on road to Morro Bay Comment
  OBI37872  Aspidotis densa David J. Keil, Rhonda Riggins, Richard A. Pimentel & D. R. "Doc" Miller 1985-4-27 18602 San Luis Obispo 19.5 miles from Calfornia Rte 1 along San Dimeon Creek Road, N of Rocky Butte lookout at locked gate 732 Comment
  OBI51809  Astragalus curtipes Gary Westbrook March1994 20 San Luis Obispo Calif Polytechnic State Univ campus 244 Comment
  SBBG34925  Astragalus curtipes Mrs. R. W. Summers 1882-1-1 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UC168328  Astragalus curtipes Katharine Brandegee San Luis Obispo Chorro near San Luis Obispo; Chorro near San Luis Obispo Comment
  OBI39042  Astragalus didymocarpus David J. Keil 1986-3-22 19077 San Luis Obispo Along Soda Lake Rd S of Soda Lake at jctn with Kern County Land Company Ranch rd 671 Comment
  SBBG104526  Astragalus douglasii M. D. Proctor, E. A. Young 1993-4-11 ROB 373 San Luis Obispo 1 km S of Twin Bridges; Camp Roberts Comment
  CAS-BOT-BC182888  Astragalus douglasii Ernest C. Twisselmann 1955-5-18 2010 San Luis Obispo Summit of Red Hills, eastern San Luis Obispo County 762 Comment
  RSA415506  Astragalus douglasii L. S. Rose 1936-5-8 36261 San Luis Obispo 8 mi. E. of La Panza. 671 Comment
  CAS-BOT-BC187216  Astragalus lentiginosus var. idriensis Philip A. Munz 1951-4-13 16298 San Luis Obispo 20 miles west of McKittrick, St. Hwy 178, edge of Carrizo Plain 762 Comment
  CAS-BOT-BC178055  Astragalus lentiginosus var. nigricalycis Ernest C. Twisselmann 1961-3-29 6026 San Luis Obispo Dorothy Twisselmann Ranch, at the summit of Palo Prieta Canyon - Temblor Range and the Western San Joaquni Valley 670 Comment
  OBI13338  Astragalus lentiginosus var. nigricalycis Robert F. Hoover 1968-4-17 11044 San Luis Obispo Pass at SE end of Carrizo Plain Comment
  UC81462  Astragalus macrodon L. Jared San Luis Obispo Comment
  RSA164332  Astragalus macrodon Clare B. Hardham 1959-5-6 4405 San Luis Obispo 1 mile east of Bee Rock. Comment
  RSA167174  Astragalus nuttallii J. M. Tucker, Roman Gankin 1963-4-10 3670 San Luis Obispo 7 miles form Morro Bay, Hwy 466 Comment
  CAS-BOT-BC186528  Astragalus nuttallii var. nuttallii R. F. Hoover 1948-11-13 7559 San Luis Obispo West of Oceano Comment
  CAS-BOT-BC186547  Astragalus nuttallii var. nuttallii Ynez Whilton Winblad 1937-6-17 s.n. San Luis Obispo Roosevelt Highway n. of San Simeon Comment
  SBBG24983  Astragalus nuttallii var. nuttallii D. Myrick 1966-3-23 1290 San Luis Obispo just N of Cambria Comment
  CAS-BOT-BC186516  Astragalus nuttallii var. nuttallii J. H. Thomas 1953-7-6 3419 San Luis Obispo Near San Simeon Creek Beach State Park Comment
  JEPS99242  Astragalus nuttallii var. nuttallii Clare B. Hardham 1957-11-19 2752 San Luis Obispo Piedra Blancas Comment
  CDA16347  Astragalus oxyphysus G. F. Hrusa 2000-4-1 15334 San Luis Obispo Carrizo Plain; Swain pasture on W side, (i.e. Swain pasture camp). 762 Comment
  SBBG124145  Astragalus oxyphysus D. Wilken with E. Painter, P. De Vries 2011-3-30 17934 San Luis Obispo hills ca 3.5 km NE of Padrones Spring, ca. 1.8 km S of jct of Padrones Spring Cyn Rd and Soda Lake Rd 249 Comment
  SBBG18772  Astragalus trichopodus var. phoxus C. B. Hardham 1958-5-10 1953 San Luis Obispo Montgomery Ranch W of Paso Robles, Willow Crk area Comment
  CAS-BOT-BC199107  Astragalus trichopodus var. phoxus R. F. Hoover 1956-5-18 8376 San Luis Obispo Lower end of Ricky Canyon between Atascadero and Creston, on exposed south-facing rocky slope. Comment
  POM275830  Astragalus trichopodus var. phoxus Lyman Benson 1934-4-14 5796 San Luis Obispo 50 miles W of Maricopa. Cuyama River. 610 Comment
  SD244697  Astragalus trichopodus var. phoxus David Keil 1998-4-28 26937 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. Comment
  UC2027508  Athyrium filix-femina var. cyclosorum David J. Keil 2012-7-18 31442 San Luis Obispo Western slope of Nipomo Mesa overlooking agricultural fields. Mountain View Drive between Halcyon Road and railroad trestle. Comment
  CAS-BOT-BC110834  Atriplex R. C. Wenk 2007-4-14 628 San Luis Obispo Carrizo Plain National Monument, along Panorama Road going towards Temblor Range, 1.5 road miles NE of Soda Lake Road. 586 Comment
  UC1136232  Atriplex californica H. S. Yates 1936-3-23 5373 San Luis Obispo 1/2 mi s Black Hill (Cayucos); Cayucos Quad., s of Black Hill Comment
  UCD97273  Atriplex californica Malcolm A. Nobs; S. Galen Smith 1949-6-24 860 San Luis Obispo San Luis Obispo County: at east end of Morro Bay. Comment
  OBI71015  Atriplex canescens G. Douglas Barbe 1974-6-9 1888 San Luis Obispo top of Recruit Grade Pass experimental plt, UCD, 9.5 mi W of Fellows; 3.25 mi W of Kern co line, Temblor ange, on Crocker Springs rd, overlooking elkhorn Valley, and Carizzo Plain 975 Comment
  CAS-BOT-BC172629  Atriplex coronata Ernest C. Twisselmann 1962-8-23 7692 San Luis Obispo O'Brien Lake, hills at the summit of Palo Prieta Canyon 640 Comment
  OBI65208  Atriplex lentiformis Greg Wilvert 2005-8-6 515 San Luis Obispo SE half of the Caliente Range. Padrones Canyon Comment
  OBI33314  Atriplex leucophylla Robert J. Rodin 1974-5-12 9494 San Luis Obispo San Simeon area N of State Park at mouth of Arroyo de la Cruz Comment
  UCSB50571  Atriplex leucophylla Tilforth, C.; Wisura, Walter 1977-8-12 San Luis Obispo Beach sand dunes between San Simeon and Pt. Piedras Blancas along Hwy. 1 Comment
  OBI65211  Atriplex polycarpa Greg Wilvert, Cedrick Villasenor and Ben Carter 2005-9-15 519 San Luis Obispo SE half of the Caliente Range. 0.9 km N of Semper Spring 824 Comment
  OBI76895  Atriplex prostrata D. R. Miller 2011-9-25 911 .1003 San Luis Obispo At San Carpoforo Beach 9 Comment
  CAS-BOT-BC170079  Atriplex vallicola Ernest C. Twisselmann 1956-6-26 3017 San Luis Obispo Simmler road, 1.5 miles north of Soda Lake - Temblor Range and the Western San Joaquin Valley 609 Comment
  UCD56200  Avena barbata J. M. Tucker 1963-4-11 3681 San Luis Obispo San Luis Obispo Co.: 15.1 miles (by road) east of Cambria. On north side of State Highway 41. Comment
  POM115200  Avena fatua Marcus E. Jones 1982-5-6 3232 San Luis Obispo [No additional locality data provided] Comment
  RSA128219  Baccharis douglasii Clare B. Hardham 1958-9-16 3852 San Luis Obispo San Marcos Creek Comment
  OBI53414  Baccharis glutinosa Arthur W. Hazebrook 1993-5-23 233 San Luis Obispo Nipomo Dunes Complex, along NE base of Big Coreopsis Hill and along Guerra Rd Comment
  CAS-BOT-BC99499  Baccharis pilularis R. F. Hoover 1946-9-21 6428 c San Luis Obispo East shore of Morro Bay, south of mouth of Chorro Creek Comment
  SBBG7737  Baccharis pilularis subsp. consanguinea C. B. Hardham 1957-7-31 2511 San Luis Obispo Cambria Comment
  OBI31050  Baccharis pilularis var. consanguinea Julie M. Vanderwier 1978-10-26 88 San Luis Obispo Indian Knob Tar Sands Comment
  OBI38487  Baccharis salicifolia Eric Wise 1983-2-24 1657 San Luis Obispo McGorty farm ponds, Adelaida. Artificial Comment
  UC1118914  Baccharis salicifolia subsp. salicifolia G. T. Nordstrom 1937-6-16 1344 San Luis Obispo 4.2 mi ese of Lime Mtn. (Adelaida); Adelaida 243 Comment
  UC1285341  Baccharis salicifolia subsp. salicifolia R. F. Hoover 1946-10-20 6514 San Luis Obispo just below confluence of Arroyo Seco (Upper Huasna River); Upper Huasna River Comment
  UCSC000767  Baccharis viminea T. M. Hendrix 1937-6-6 278 San Luis Obispo 1.5 miles N.W. of New District School New District School - Pozo 396 Comment
  OBI25021  Barbarea orthoceras David J. Keil, Dirk Walters 1980-4-26 13872 San Luis Obispo Along Town Crk near Lime Mtn, W of Paso Robles Comment
  UC56040  Barbarea orthoceras J. H. Barber 1900-3-30 1014 San Luis Obispo Sta. Lucia Mts. Comment
  OBI32992  Berberis pinnata subsp. pinnata David J. Keil, Malcolm McLeod and Calif Native Plant Society Rare Plant Committee 1983-5-1 16971 San Luis Obispo Between Arroyo de la Cruz and Arroyo de los Chinos. Comment
  OBI20544  Berberis pinnata subsp. pinnata Neil Havlik 1968-3-29 100 San Luis Obispo roadside of Perfumo Cyn rd, 1.3 mi from Los Osos Valley rd. Comment
  RSA195834  Berula erecta E. C. Twisselmann 1967-9-9 13686 San Luis Obispo Ortega Spring, Palo Prieta Canyon 599 Comment
  OBI75306  Bidens pilosa David J. Keil 2011-2-12 30969 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Mount Bishop Rd between Stenner creek Rd and Highland Drive. West side of road near Stenner Creek 95 Comment
  OBI16928  Blennosperma nanum Robert F. Hoover 1966-3-30 9751 San Luis Obispo Carrizo Plain 1 mi S of Simmler, just north of Calif Valley HQ Comment
  CAS-BOT-BC105996  Blennosperma nanum var. nanum H. D. Ripley; R. C. Barneby 1941-4-13 3247 San Luis Obispo Between Simmler and Soda Lake, Carrizo Plains 670 Comment
  RSA0027872  Blepharizonia laxa Greg Wilvert 2005-8-6 509 San Luis Obispo Southeast half of the Caliente Range: 0.8km NE of Wells Spring. 863 Comment
  OBI28728  Blepharizonia laxa David J. Keil 1980-9-19 14222 San Luis Obispo 5 mi N of hwy 58 along Shell Crk Rd, just S of Canyon Ranch Comment
  UCR91827  Bloomeria crocea var. aurea George K. Helmkamp 1996-5-24 1010 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
  OBI32254  Bloomeria humilis David J. Keil, Melissa Luckow 1981-7-3 14966 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  SDSU20250  Bloomeria humilis Michael G. Simpson, David Keil, CNPS participants 2012-6-8 3693 San Luis Obispo Coastal bluff, ca. 1.8 miles north of Arroyo de la Cruz, west of Hwy. 1. 20 Comment
  CAS-BOT-BC31042  Bolboschoenus maritimus Robert Francis Hoover 1946-11-17 6556 San Luis Obispo San Luis Obispo Comment
  UCSB70182  Bolboschoenus maritimus Ferren, Wayne; Hamilton, Jason 1993-7-19 San Luis Obispo Los Osos Creek. Comment
  OBI22604  Bolboschoenus maritimus subsp. paludosus Robert F. Hoover 1964-7-11 9165 San Luis Obispo Edna marsh Comment
  OBI34944  Bolboschoenus robustus David J. Keil 1983-11-19 18054 San Luis Obispo Fringes of salt marsh around Shark Inlet at S end of Morro Bay in lee of sand spit Comment
  UCSB70221  Bolboschoenus robustus Ferren, Wayne; Hamilton, Jason 1993-7-19 San Luis Obispo Los Osos Creek. Comment
  SBBG133080  Brassica nigra D. Keil, T. Teed, Mariko Uchida 2001-6-15 29560 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  OBI57176  Brassica oleracea David J. Keil 1997-12-26 26413 San Luis Obispo Montana de Oro State Park. Ocean bluffs just S of Spoonders Cove. Observed at this site for many years Comment
  OBI25594  Brassica rapa David J. Keil 1981-5-16 14678 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  UC1126838  Brassica rapa C. M. Belshaw 1936-4-23 1699 San Luis Obispo 1.9 mi sw of Hollister Peak 18 Comment
  UCR160921  Brassica rapa George K. Helmkamp, E. A. Helmkamp 2005-6-5 9534 San Luis Obispo Central Coast, San Simeon Creek, 0.1 mile east of Calif. Hwy 1 9 Comment
  UCR240256  Brassica tournefortii George K. Helmkamp 2004-2-11 8272 B San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 0.2 mi north of Willow Rd. 130 Comment
  OBI16902  Brickellia nevinii Robert F. Hoover 1952-11-1 8267 San Luis Obispo Caliente MT. Comment
  CAS-BOT-BC145453  Briza maxima Ernest C. Twisselmann 1955-6-3 2069 San Luis Obispo Piedras Blancas Point. 30 Comment
  UCSB39858  Briza minor Shaw, J. 1982-4-23 San Luis Obispo W side of Bridge St; 1 mi N of Cambria Rd; Cambria 91 Comment
  OBI73209  Briza minor David J. Keil 2000-5-15 28679 San Luis Obispo Santa Margarita Ranch. Ca. 5 miles south of railroad crossing along Pozo Road. Comment
  OBI59084  Bromus arenarius David J. Keil 1998-5-4 27062 San Luis Obispo Los Padres National Forest. Just S of junction with Hwy 58 on Red Hill Rd. T29S R16E S1/2 S17. Comment
  UCD59083  Bromus carinatus C. A. Graham 1938-4-12 314 San Luis Obispo San Luis Obispo Co.: 2 1/2 miles south of Bee Rock. 213 Comment
  RSA0021502  Bromus carinatus var. carinatus David J. Keil, V. L. Holland 2013-4-16 31580 San Luis Obispo Templeton. Just south of Templeton Hills Road, just west of US 101 freeway. 255 Comment
  CAS-BOT-BC148970  Bromus carinatus var. carinatus Ernest C. Twisselmann 1956-5-1 2730 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Gillis Canyon, 0.5 mile west of Eben McMillan Residence. 693 Comment
  OBI31743  Bromus catharticus Smeltzer, Turnquist 1982-5-19 146 San Luis Obispo Along the Laguna Lake paved road and the NE shoreline of lake Comment
  OBI30843  Bromus diandrus Julie M. Vanderweir 1979-4-20 143 San Luis Obispo Indian Knob Tar Sands Comment
  SBBG118302  Bromus diandrus D. Oberhoff, R. Root 2000-6-16 San Luis Obispo near Operating Engineers Training Trust pond and mouth of Chorro Crk into Chorro Reservoir; Camp San Luis Obispo 250 Comment
  UC60215  Bromus diandrus J. H. Henry San Luis Obispo near Templeton Comment
  UCR141944  Bromus diandrus George K. Helmkamp 2003-12-18 8231 San Luis Obispo Central Coast, Arroyo Grande, Courtland Ave. one block south of Grand Ave. 15 Comment
  CAS-BOT-BC155739  Bromus diandrus Clare B. Hardham 1957-4-2 1612 San Luis Obispo Santa Lucia Mountains. WIllow Creek. Comment
  CAS-BOT-BC155599  Bromus grandis R. F. Hoover 1950-6-21 7998 San Luis Obispo Santa Lucia Mountains. Between Rocky Point and Pine Mountain. Comment
  RSA201563  Bromus grandis Robert F. Hoover 1950-6-21 7998 San Luis Obispo Between Rocky Butte & Pine Mt., Santa Lucia Mts. Comment
  CAS-BOT-BC155145  Bromus hordeaceus Ernest C. Twisselmann 1954-3-30 954 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. Comment
  OBI22427  Bromus hordeaceus Robert D. Page 1962-4-17 66 San Luis Obispo Calif State Polytechnic College Campus, San Luis Obispo, CA Comment
  OBI29248  Bromus hordeaceus David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14541 San Luis Obispo Jctn of Shell Crk rd and Calif hwy 58 S of Shandon Comment
  OBI58429  Bromus hordeaceus Austin P. Griffiths, Clare B. Hardham, Craig Cunningham 1987-6-26 18249 San Luis Obispo Guadalupe Dunes; Along high ridge W of Oso Flaco Lake Comment
  RSA769833  Bromus hordeaceus Anthony Baniaga, Theo Fitanides 2010-1-30 15 San Luis Obispo Tierra Redonda Mountain Edge of open blue oak woodland. 348 Comment
  UC1131065  Bromus hordeaceus C. M. Belshaw 1936-3-18 1645 San Luis Obispo 3.8 mi ssw of Adam's Ranch 336 Comment
  CAS-BOT-BC162412  Bromus laevipes R. F. Hoover 1964-6-12 9056 San Luis Obispo Near Rocky Butte Fire Lookout. Comment
  OBI58976  Bromus madritensis subsp. madritensis David J. Keil 1998-4-16 26762 San Luis Obispo Los Padres National Forest. 0.5 miles NW from junction with road to Navajo Camp on Black Mountain Rd. Comment
  CAS-BOT-BC162029  Bromus pseudolaevipes Clare B. Hardham 1957-5-6 1835 San Luis Obispo Santa Lucia Mountains. 0.75 mile southeast of Atascadero Lake. Comment
  OBI79732  Bromus rubens David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31637 San Luis Obispo Avenales Ranch, south of Pozo. Upper Alamo Creek drainage. Hike from 35.178659 deg. , -120.196577 deg. to 35.16639227 deg. , -120.1875824 deg. Comment
  CAS-BOT-BC161757  Bromus rubens Ernest C. Twisselmann 1954-3-19 898 San Luis Obispo Temblor Range and the western San Joaquin Valley. Chris Twisselmann Ranch. 670 Comment
  UCD59761  Bromus tectorum Beecher Crampton 1964-5-18 6986 San Luis Obispo San Luis Obispo County: Santa Margarita. Santa Margarita Creek. Comment
  UC127316  Bromus trinii J. H. Barber 1899-4-23 San Luis Obispo at Paso Robles Paso Robles Comment
  OBI37982  Bromus vulgaris David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "doc" Miller 1985-4-27 18607 San Luis Obispo 19.5 mi from Calif Rte 1 along San Simeon Crk rd, N of rocky Butte lookout at locked gate Comment
  OBI35414  Cakile maritima Helen Jones 1982-9-21 41 San Luis Obispo Piedras Blancas Point Comment
  SBBG16908  Cakile maritima M. A. Piehl 1962-5-23 62296 San Luis Obispo just NW of Oso Flaco Lake 6 Comment
  OBI57679  Cakile maritima Austin P. Griffiths 1980-11-18 s.n. San Luis Obispo Pismo Dunes. Primary dunes and transects, ca 1/3 way between Grover City and Oceano ramps, mainly along N high transect dune systems Comment
  OBI62983  Calamagrostis rubescens D. R. Miller 1995-8-30 895 -601 San Luis Obispo Pine Mt Region. On top of Pine Mtn in the ponderosa pine forest at edge of Pico Crk drainage 1400 Comment
  RSA522490  Calamagrostis rubescens David J. Keil 1985-6-8 18778 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon. Comment
  CAS-BOT-BC185012  Calamagrostis rubescens R. F. Hoover 1950-6-21 8020 San Luis Obispo Santa Lucia Range. Pine Mountain. Comment
  OBI66729  Calandrinia breweri David J. Keil, with Robyn Cox, Cindy Sage, and Orrin Sage 2002-3-25 29751 San Luis Obispo Ridges south of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz Comment
  OBI35452  Calandrinia ciliata Melody Dickens 1981-4-15 63 BH San Luis Obispo Black Hill, Morro Bay State park. N face at base growing along old telephone co. road Comment
  OBI75846  Calandrinia ciliata Al Lindholm 1971-4-11 163 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. N slope of Geode Mtn 520 Comment
  UCD100145  Calandrinia ciliata A. S. Albert 1932-4-25 s.n. San Luis Obispo San Luis Obispo County: Oceano. Comment
  OBI73359  Callitriche marginata David J. Keil, with Lynne Dee (Oyler) Althouse and Meg Perry 2010-4-8 30698 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58 Comment
  CAS-BOT-BC487777  Calochortus argillosus Alice Eastwood 1928-5-19 15169 San Luis Obispo Pettitts Canyon Comment
  OBI26581  Calochortus argillosus David Keil 1981-5-31 San Luis Obispo County Educational Facility at Ranch el Chorro. Comment
  JEPS61637 Image available Calochortus clavatus Rhoda Reed 1915-6-7 San Luis Obispo Upper Reservoir Canyon Comment
  OBI55645  Calochortus clavatus David J. Keil 1989-6-9 21246 San Luis Obispo Between Atascadero and Morro Bay along Calif Hwy 41; 0.4 mi S of hwy at Cerro Alto campground Comment
  OBI81230  Calochortus clavatus David J. Keil, Malcom McLeod 1987-9-28 20350 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
  OBI72999  Calochortus clavatus David J. Keil, with Malcolm McLeod, Corky Matthews, Ron Branson, Lela and Bernard Burdette, Craig Cunningham, Clare Hardham 1995-6-26 25414 San Luis Obispo West Cuesta Ridge at west end of botanical area Comment
  OBI53947  Calochortus clavatus subsp. clavatus Justin Epting 1995-7-10 s.n. San Luis Obispo Cal Poly Biological Preserve 274 Comment
  CDA11644  Calochortus clavatus var. clavatus G. F. Hrusa, T. D. Wilfred 1995-6-19 12344 San Luis Obispo Santa Lucia Mountains; Approx 1/2 m SE of Cuesta Ridge Botanical Area. Comment
  CAS-BOT-BC132431  Calochortus obispoensis R. F. Hoover 1969-6-23 11387 San Luis Obispo Ridge nw. of Cuesta Pass Comment
  RSA0042191  Calochortus simulans LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6264 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. 558 Comment
  OBI45965  Calochortus simulans Clifton F. Smith 1986-4-29 12070 San Luis Obispo On rd to Hi Mtn above Arroyo Grande crk Comment
  OBI47519  Calochortus simulans David J. Keil, Rhonda Riggins and Kathryn Bay 1986-4-26 19207 San Luis Obispo La Panza Mts. Just off Calif Rte 58 on Navajo Rd. T29S, R16E, SE quarter of sect 17 Comment
  CAS-BOT-BC483550  Calochortus splendens Roxana S. Ferris 1939-6-2 9764 A San Luis Obispo Willow Creek Road about 2 miles N.E. of German Church on road to Adelaida, Santa Lucia Mts. Comment
  OBI82631  Calochortus superbus David J. Keil 2015-7-8 33323 San Luis Obispo Santa Rita Road west of Templeton Comment
  SBBG17484  Calochortus venustus C. B. Hardham 1960-5-1 5981 San Luis Obispo Pine Mtn Comment
  CAS-BOT-BC496856  Calochortus venustus Mrs. R. W. Summers 1885-6-1 844 a San Luis Obispo San Luis Valley Comment
  UC1392903 Image available Calochortus venustus R. F. Hoover 1969-5-20 11317 San Luis Obispo Klau district mines Comment
  CAS-BOT-BC271532  Calycadenia truncata subsp. truncata R. F. Hoover 1957-7-19 8389 San Luis Obispo Trail to Cypress Mt. from Cambria-Adelaida Road along main ridge of Santa Lucia Mts. Comment
  OBI64624  Calycadenia villosa Dave Hacker 2005-5-17 2 San Luis Obispo 1.1 mi E of Red Hill Rd. S side of Hwy 58 w/in hwy right of way. 573 Comment
  SBBG127358  Calystegia longipes D. Keil 1998-5-11 27165 San Luis Obispo just E of jct of Hwy 58 and Hwy 229, La Panza Mtns Comment
  CAS-BOT-BC221391  Calystegia macrostegia subsp. cyclostegia Roxana S. Ferris; R. Bacigalupi 1946-4-14 11116 San Luis Obispo Cambria Comment
  HSC91834  Calystegia macrostegia subsp. cyclostegia Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park, MDO 1000 Comment
  RSA710320  Calystegia macrostegia subsp. cyclostegia R. K. Brummitt 1997-6-15 19757 San Luis Obispo Coast road c. 12 km WNW of San Simeon, 1 km S of Cappucino Cove, 50 m from low sea cliff. 10 Comment
  UC1123609  Calystegia macrostegia subsp. cyclostegia G. T. Nordstrom 1937-4-29 1157 San Luis Obispo 1.2 mi w Asuncion School; Adelaida Quad., w of Asuncion School Comment
  CAS-BOT-BC221374  Calystegia macrostegia subsp. cyclostegia John Thomas Howell 1964-6-29 40750 San Luis Obispo Between Cambria and Protestant Cemetery Comment
  POM97524  Calystegia macrostegia subsp. cyclostegia P. A. Munz 1926-4-9 10230 San Luis Obispo Morro. Comment
  OBI62646  Calystegia malacophylla George Butterworth 2003-4-23 498 San Luis Obispo Chimineas. 10 yds E of Carrizo Cyn Rd 1.6 mi N of hwy 166 Comment
  CAS-BOT-BC221170  Calystegia malacophylla subsp. pedicellata R. F. Hoover 1949-5-17 7703 San Luis Obispo Upper Arroyo Grande 6 mi. above County Park Comment
  OBI64120  Calystegia malacophylla subsp. pedicellata David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, and Dieter Wilken 2001-4-17 29323 San Luis Obispo Camp Roberts. Palisades area along dirt road, vicinity of 35 deg. 45.330'N x 120 deg. 50.716'W Comment
  UC1929872  Calystegia subacaulis Scott D. White, Ken McDonald 2001-5-9 8476 San Luis Obispo CENTRAL COAST: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. Comment
  SEINET7126155  Calystegia subacaulis R. W. Summers 1887-5-11 s.n. San Luis Obispo Islai Hill Comment
  OBI32971  Calystegia subacaulis subsp. episcopalis David J. Keil, Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16991 San Luis Obispo Along ridge system between Arroyo de la Cruz and Arroyo del Oso Comment
  UCR158180  Camissonia cheiranthifolia subsp. suffruticosa George K. Helmkamp 2004-6-15 8649 San Luis Obispo Central Coast, Sand dunes beside the Pacific Ocean WNW of Oso Flaco Lake 6 Comment
  RSA454077  Camissonia graciliflora R. S. Woglum 1941-4-26 2971 San Luis Obispo San Joaquin Valley: Simmler; Carrizo Plain. Comment
  RSA786547  Camissonia hirtella Mary Sauls 1978-5-13 166 San Luis Obispo Los Padres National Forest: Panza Range. 4.6 mi E of turnoff to Black Mountain Lookout, on graded road to Navojo Campground. Comment
  OBI11885  Camissoniopsis cheiranthifolia Merlyne Prescott 1969-5-12 240 San Luis Obispo Los Osos Comment
  OBI51942  Camissoniopsis cheiranthifolia Larry Kelly, David J. Keil 1988-10-1 285 San Luis Obispo Pismo marsh between Pismo state beach campground and Grand Ave Comment
  CAS-BOT-BC160283  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Albert M. Vollmer 1950-6-6 s.n. San Luis Obispo Near Pismo Beach Comment
  CAS-BOT-BC160302  Camissoniopsis cheiranthifolia subsp. cheiranthifolia R. F. Hoover 1964-8-13 9232 San Luis Obispo Mouth of Morro Creek Comment
  CDA11503  Camissoniopsis hirtella G. F. Hrusa 1995-5-28 12283 San Luis Obispo Black Butte Research Natural Area; Los Padres Natl. Forest on access road immediately adjacent and SW of Peak 1 Radio Facility. Comment
  UCSB39989  Camissoniopsis hirtella Sauls, Mary 1978-5-13 San Luis Obispo 4.6 miles east of turnoff to Black Mountain Lookout, on graded road to Navojo Campground, Panza range, Los Padres Natl. Forest Comment
  OBI83416  Camissoniopsis ignota Butterworth 2006-5-11 618 San Luis Obispo South of CRP, CHG067 835 Comment
  OBI58527  Camissoniopsis intermedia David J. Keil 1998-6-1 27575 San Luis Obispo E of Templeton on Lowes Canyon Rd., just S. of Monterey Co. line. Comment
  SBBG81463  Camissoniopsis micrantha C. F. Smith 1951-4-19 3024 San Luis Obispo Nipomo Mesa, N of Guadalupe Comment
  OBI53584  Camissoniopsis micrantha Arthur W. Hazebrook 1991-4-28 46 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  UC1126875  Capsella bursa-pastoris P. L. Johannsen 1936-3-22 726 San Luis Obispo Sycamore Canyon 137 Comment
  OBI72586  Cardamine californica M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-20 SLO- 37 San Luis Obispo Camp San Luis Obispo. Midslope, first ridge W of Cerro Romualdo. UTMs NAD27 zone 10 704500E, 3910400 200 Comment
  SBBG117742  Cardamine californica var. californica E. Painter, M. Wetherwax 2003-3-6 SLO 306 San Luis Obispo first ridge W of Cerro Romualdo; Camp San Luis Obispo 200 Comment
  SEINET3928136  Cardamine californica var. cuneata Hannah M. Fugle 2011-6-4 15 San Luis Obispo Prefumo Canyon, ca. 2 miles up Prefumo Canyon Road from Los Osos Valley Road.; 0 91 Comment
  UC1392655  Cardamine californica var. integrifolia Mrs. R. W. Summers February 1883 San Luis Obispo San Luis Obispo Mountain Comment
  POM306666  Cardaria draba Henry J. Ramsey, Henry J. Ramsey 1940-4-21 1489 San Luis Obispo Morro Bay Comment
  RSA0021411  Cardaria draba A. L. Haines 1973-5-19 s.n. San Luis Obispo E. Shore of Morro Bay 3 Comment
  UC1191449  Cardaria draba Malcolm A. Nobs, S. Galen Smith 1949-6-24 859 San Luis Obispo at e end of Morro Bay Morro Bay Comment
  OBI58954  Carduus pycnocephalus David J. Keil, with Erik Frenzel 2001-4-19 29328 San Luis Obispo Grounds of Pacific Gas and Electric Company's Diablo Canyon Nuclear Power Plant. Western end of san Luis Range on coastal terrace overlooking the ocean. Just north of power plant facilities. Vicinity of 35.2156 deg. N x 120.8756 deg. W. 30 Comment
  SBBG59288  Carex cusickii R. Hoffmann 1930-4-18 San Luis Obispo Arroyo Grande Comment
  OBI69383  Carex densa David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29834 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  OBI32260  Carex globosa David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14446 San Luis Obispo 2 mi N of Arroyo de la Cruz Comment
  CAS-BOT-BC21862  Carex harfordii R. F. Hoover 1947-5-23 7183 San Luis Obispo Near Sunnyside School, Osos Valley. Comment
  OBI6410  Carex harfordii Robert F. Hoover 1947-3-19 6698 San Luis Obispo Oak Park district Comment
  CDA33107  Carex luzulina Clare B. Hardham 1959-6-8 4770 San Luis Obispo Santa Lucia Mountains; Cypress forest, north slope Cypress Mtn. 0 Comment
  SBBG17404  Carex mendocinensis C. B. Hardham 1960-6-17 6160 San Luis Obispo headwaters Chris Flood Crk, (San Carpoforo) Comment
  CAS-BOT-BC146642  Carex mendocinensis Clare B. Hardham 1960-6-17 6160 San Luis Obispo Chris Flood, headwaters of San Carpoforo Creek Comment
  CAS-BOT-BC146576  Carex obispoensis Clare B. Hardham 1969-5-28 17186 San Luis Obispo N.E. slopes of Red Mt., San Simeon Creek Comment
  OBI6401  Carex obispoensis Robert F. Hoover 1964-4-15 8731 San Luis Obispo Ridge NW of Cuesta Pass, just below TV transmitter Comment
  SBBG116208  Carex obispoensis D. Wilken with E. Painter 2003-4-3 15897 San Luis Obispo flats and swales between E and W fks of Chorro Crk, ca. 0.6 km SSE of La Primera Mine; Camp San Luis Obispo 390 Comment
  CAS-BOT-BC146569  Carex obispoensis Robert F. Thorne; P. Everett 1963-4-20 31581 San Luis Obispo On Cuesta Ridge, 4 miles NW of Cuesta Pass 609 Comment
  OBI6399  Carex obispoensis Robert F. Hoover 1946-6-2 6115 San Luis Obispo Rinconada Mine, btw Santa Margarita and Pozo, Comment
  CAS-BOT-BC118547  Carex praegracilis Alice Eastwood; John Thomas Howell 1937-4-23 3870 San Luis Obispo Nipomo Mesa Comment
  OBI34417  Carex praegracilis David J. Keil, Kathy Jones 1982-4-4 15829 San Luis Obispo Nipomo Mesa along Black Lake Cyn Comment
  OBI60620  Carex praegracilis V. L. Holland & David J. Keil, David J. Keil 1990-4-14 s.n. San Luis Obispo Cambria Ranch Comment
  CAS-BOT-BC117473  Carex senta R. F. Hoover 1964-6-7 8998 San Luis Obispo San Carpoforo Creek just above Windy Point. Comment
  SBBG109652  Carex senta C. B. Hardham 1959-4-29 4338 San Luis Obispo Stenner Crk near San Luis Obispo Comment
  UC771684  Carex serratodens R. F. Hoover 1946-6-30 6210 San Luis Obispo between Santa Margarita and Pozo; Rinconada Mine Comment
  SBBG107836  Carex subbracteata C. B. Hardham 1985-4-16 30016 San Luis Obispo head of Cienega Crk, Delaganna Ranch Comment
  CAS-BOT-BC116849  Carex subbracteata var. subbracteata R. F. Hoover 1947-4-18 6941 San Luis Obispo Cambria. Comment
  SDSU6426  Carthamus creticus D. F. Howe 1967-8-14 4374 San Luis Obispo Arroyo Grande. 37 Comment
  CDA6996  Carthamus lanatus David J. Keil 1991-9-3 s.n. San Luis Obispo About 1/2 mile from San Luis Obispo city limits on Foothill Road. 0 Comment
  CDA37819  Carthamus lanatus J. L. Johnson 1975-7-9 s.n. San Luis Obispo No additional data. 0 Comment
  JEPS35349  Castilleja R. F. Hoover 1964-8-14 9257 San Luis Obispo Jack Lake Comment
  JEPS79768  Castilleja L. R. Heckard 1964-7-13 1404 San Luis Obispo near (nw of) Oso Flaco Lake Comment
  OBI4297  Castilleja affinis L. E. Allen 1966-5-19 s.n. San Luis Obispo Oso Flaco Comment
  OBI66506  Castilleja affinis David J. Keil 1985-6-19 18874 San Luis Obispo Hills S of Los Osos. Sand roads and trails above Broderson Ave, E of Cabrillo Estates subdivision Comment
  SBBG46846  Castilleja affinis L. W. Edge 1972-4-4 102 San Luis Obispo Black Hill, Morro Bay Comment
  POM96043  Castilleja affinis P. A. Munz 1926-4-8 10166 San Luis Obispo 35 miles east of Paso Robles Comment
  SBBG30897  Castilleja affinis subsp. affinis R. N. Philbrick 1968-6-7 San Luis Obispo just N of Oso Flaco Lake Comment
  UC524111  Castilleja affinis subsp. affinis Ira L. Wiggins 1932-3-21 5804 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  UCR134395  Castilleja affinis subsp. affinis George K. Helmkamp, E. A. Helmkamp 2001-4-29 6589 San Luis Obispo Irish Hills, Clark Valley Rd., 4.2 miles south of Los Osos Valley Rd, E of Los Osos 274 Comment
  JEPS77474  Castilleja ambigua subsp. insalutata T. I. Chuang with Fei-Mei Chuang 1978-5-20 7696 San Luis Obispo s of Piedros Blancos Point Comment
  OBI76701  Castilleja attenuata Jason Dart 2005-4-15 256 San Luis Obispo SW of the intersection of Airport Rd and Dry Crk rd, Paso Robles. Site is now the location of the Airport Rd Business Park 241 Comment
  SEINET7072790  Castilleja attenuata A. G. Vestal 1963-5-15 s.n. San Luis Obispo About 1.2 miles northwest of Estrella on the Estrella Road. Coordinate datum: NAD27. Comment
  UC1953214  Castilleja brevistyla David Keil with Lynne Dee Althouse and Meg Perry 2010-4-8 30695 San Luis Obispo Carrizo Plain Southwest of Carissa Plains Elementary School, south of Highway 58. Comment
  OBI58886  Castilleja brevistyla David J. Keil, with Kathleen A. Keil 1998-4-18 26805 San Luis Obispo Area around Shell Creek both N and S of Shell Creek Rd; 1/2 mile from Hwy 58. Comment
  OBI25054  Castilleja densiflora David J. Keil, Dirk Walters 1980-4-26 13856 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  SEINET7073082  Castilleja densiflora A. G. Vestal 1963-4-3 s.n. San Luis Obispo Shoulder south of Lake Nacimiento Dam. Coordinate datum WGS84/NAD83. (35? deg. 45' 6" North Latitude, -120? deg. 53' 5" West Longitude, UTM Zone 10, 691251mE, 3958274mN. Coordinate datum: NAD27). Comment
  LA83036  Castilleja densiflora O. H. Kappler; 1945-4-22 San Luis Obispo Santa Lucia Mountains, Morro Creek Comment
  OBI58885  Castilleja densiflora subsp. densiflora David J. Keil, with Kathleen A. Keil 1998-4-18 26800 San Luis Obispo Area around Shell Creek both N and S of Shell Creek Rd; 1/2 mile from Hwy 58. Comment
  JEPS77729  Castilleja densiflora subsp. densiflora L. R. Heckard with R. C. Bacigalupi and T. I. Chuang 1978-4-23 4785 San Luis Obispo 9 mi w Simmler Maintenance Station (along Route 58, w of Carriso Plain) 731 Comment
  JEPS7412  Castilleja densiflora subsp. gracilis R. F. Hoover 1950-5-7 7898 San Luis Obispo between Rocky Butte and Pine Mountain; Santa Lucia Range Comment
  OBI28868  Castilleja exserta Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 731 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna river crosses the rd Comment
  OBI9348  Castilleja exserta Robert F. Hoover 1967-5-6 10536 San Luis Obispo Jack Lake Comment
  OBI31357  Castilleja exserta Joy Nishida, Robert Allen 1982-4-10 235 San Luis Obispo American Cyn, across stream from American Cyn campground Comment
  OBI32788  Castilleja exserta David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12729 San Luis Obispo 30 mi SE of Calif Rte 58 along Soda Lake Rd Comment
  OBI57121  Castilleja exserta Danielle DeRome 1994-5-8 589415 San Luis Obispo In hills WNW above the Peterson Ranch just ESE of the RR tracks Comment
  JEPS27043  Castilleja exserta subsp. latifolia Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-11 7423 San Luis Obispo e of (directly above) community of Morro Bay (just s of town water-tank) 91 Comment
  UC1063291  Castilleja foliolosa E. Armstrong 1934-4-1 1140 San Luis Obispo 6 mi w Simmler; La Panza Quad. 609 Comment
  JEPS8508  Castilleja miniata William S. Cooper 1919-7-31 235 San Luis Obispo Oceano Comment
  SD38278  Castilleja miniata Rdith A. Purer 1931-8-6 2219 San Luis Obispo Oceano, sand dunes Comment
  OBI9664  Castilleja miniata var. miniata Robert F. Hoover 1947-7-18 7315 San Luis Obispo Oceano Beach Comment
  UC1315058  Castilleja plagiotoma R. F. Hoover 1967-4-16 10480 San Luis Obispo near n end Elkhorn Plains (canyon in the Temblor Range); Temblor Range Comment
  UC2027412  Castilleja plagiotoma Greg Wilvert 2005-4-6 195 San Luis Obispo Southeast Half of the Caliente Range. 1.2 km S of Wells Spring. Comment
  CAS-BOT-BC241070  Castilleja plagiotoma H. D. Ripley; R. C. Barneby 1941-4-26 3277 San Luis Obispo Temblor Mts., S.E. San Luis Obispo Co. 944 Comment
  UC1296268  Caulanthus anceps R. F. Hoover 1952-4-8 8074 San Luis Obispo La Panza district La Panza Comment
  SBBG114009  Caulanthus californicus D. D. Keck 1935-4-10 3153 San Luis Obispo 15 mi S of Soda Lake 609 Comment
  RSA589584  Caulanthus coulteri M. D. Proctor, E. A. Young 1993-3-17 ROB- 196 San Luis Obispo Twin Bridges on Boyscout Road. Comment
  OBI77751  Caulanthus heterophyllus David J. Keil 1998-4-16 26765 San Luis Obispo Los Padres National Forest. 0.5 miles NW from junction with road to Navajo Camp on Black Mountain Rd. 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-BC40468  Caulanthus inflatus Eben McMillan 1952-4-27 61 San Luis Obispo Garrita Canyon. 8 miles south, 14 miles east Shandon. Comment
  SBBG117766  Caulanthus lasiophyllus M. Wetherwax, E. Painter, J. Greenhouse 2001-3-21 SLO 183 San Luis Obispo W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  CAS-BOT-BC40390  Caulanthus lasiophyllus Marguerite Magill 1926-3-27 98 San Luis Obispo Lowe's Canyon (near San Miguel). Comment
  OBI67096  Caulanthus lemmonii David J. Keil, with Kathleen A. Keil 2001-4-20 29360 San Luis Obispo Bitterwater Canyon. Along Bitterwater Road ca. 10 miles north of junction with Highway 58. Vicinity of 35.50206 deg. N x 120.07846 deg. W 671 Comment
  JEPS99408  Ceanothus Clare B. Hardham 1969-5-20 11030 San Luis Obispo McChesney Peak Comment
  OBI83472  Ceanothus cuneatus Sophia Micheletti, James Vogul, Tricia Navigato, Wylie Hughs, Sarah Maloney 2017-1-21 3 San Luis Obispo Riconada Trail, Santa Maria. Take the trail to the right of the parking lot and continue up the left fork towards the old mine, about half way up that path. Growing on the side facing the view. 320 Comment
  POM98135  Ceanothus cuneatus P. A. Munz 1925-3-24 9230 San Luis Obispo Morro Creek 152 Comment
  RSA172275  Ceanothus cuneatus Robert F. Thorne, Percy C. Everett 1963-4-20 31584 San Luis Obispo Cuesta Ridge West, ca. 3 miles NW from Cuesta Pass 610 Comment
  CAS-BOT-BC64469  Ceanothus cuneatus subsp. fascicularis R. F. Hoover 1948-3-4 7427 San Luis Obispo Hazard Canyon. Comment
  UC1071105  Ceanothus cuneatus var. cuneatus A. E. Wieslander 1930-12-13 142 San Luis Obispo head of Black Lake Canyon. Arroyo Grande quad. 121 Comment
  UCSB17371  Ceanothus cuneatus var. cuneatus Breedlove, Dennis 1962-3-29 San Luis Obispo 6.3 miles east of Santa Margarita, La Panza Range on main road to Carrizo Plain 411 Comment
  OBI66837  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18152 San Luis Obispo Montana de Oro State park; 100 yds from road on ridge N of first cyn N of cable 3x12 + 15 Comment
  OBI10539  Ceanothus cuneatus var. fascicularis Mrs. Robert F. Hoover 1962-1-8 4 San Luis Obispo San Luis Obispo, Ca. Cultivated shrub from Nipomo Mesa Comment
  RSA285629  Ceanothus foliosus var. medius D. C. Michener 1982-7-22 4074 San Luis Obispo Cuesta Ridge road 2.1 miles NW from jct with US 101. Comment
  CDA17857  Ceanothus foliosus var. medius Austin Griffiths, G. F. Hrusa 1987-5-2 18162 San Luis Obispo Cuesta Ridge; midway along ridge NW of Cuesta Pass, 0 Comment
  UC455423  Ceanothus griseus I. J. Condit and H. B. Waters 1909-5-16 San Luis Obispo Cerro Alto Mountain Comment
  SEINET11191701  Ceanothus hearstiorum C. L. Schmidt 1986-2-8 1030 San Luis Obispo 0.8 miles S of creek draining Arroyo de la Cruz and CA-1. Hearst Ranch. 60 Comment
  UCSB37288  Ceanothus hearstiorum Philbrick, Ralph; Emery, Dara 1972-2-15 San Luis Obispo Lower edge of grassland, north-facing slope, 1/2 mile east of Highway 1, Arroyo de la Cruz, Hearst Ranch. 60 Comment
  UC1070603  Ceanothus impressus H. C. Lee 1936-2-1 377 San Luis Obispo 1.6 mi e Black Lake; Arroyo Grande quad., San Luis Obispo 30 Comment
  OBI5005  Ceanothus impressus Carl B. Wolf 1941-7-11 10977 San Luis Obispo Nipomo Mesa, Approx 3 mi NW of Nipomo Comment
  RSA399056  Ceanothus impressus var. nipomensis Lester Rowntree s.n. San Luis Obispo Coastal Mesa Comment
  RSA155424B  Ceanothus leucodermis L. S. Rose 1961-4-15 61046 San Luis Obispo 1 miles SE of Nacimiento Dam 213 Comment
  SDSU20248  Ceanothus maritimus Michael G. Simpson, David Keil, CNPS participants 2012-6-8 3691 San Luis Obispo Coastal bluff, ca. 1.8 miles north of Arroyo de la Cruz, west of Hwy. 1. 20 Comment
  UC1071337  Ceanothus oliganthus var. sorediatus P. L. Johannsen 1932-3-10 31 San Luis Obispo La Panza Range La Panza quad., Santa Barbara National Forest 975 Comment
  UC310387  Ceanothus oliganthus var. sorediatus Philip A. Munz 1925-3-25 9201 San Luis Obispo Morro Creek 304 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
  RSA43120  Ceanothus oliganthus var. sorediatus Robert F. Hoover 1947-4-2 6865 San Luis Obispo upper Arroyo Grande 6 miles above county park on sandy slope exposed to sun Comment
  UCD112334  Ceanothus oliganthus var. sorediatus R. S. Woglum 1940-4-11 2584 San Luis Obispo San Luis Obispo County: East-central part of county, La Panza. Comment
  UC1276291  Ceanothus papillosus R. F. Hoover 1949-5-3 7656 San Luis Obispo Perfumo Canyon San Luis Range, Perfumo Canyon Comment
  UC455335  Ceanothus papillosus California Polytechnic School Mar., 1905 48 San Luis Obispo Prefumo Canyon Comment
  UCD70433  Ceanothus thyrsiflorus var. griseus D. Sanchez-Mata 1998-8-4 s.n. San Luis Obispo San Luis Obispo County: Port San Luis. San Luis Obispo Bay. San Luis Hills. Seral serpentine chaparral growing on serpentine outcrops at seaside. 5 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
  SBBG110353  Ceanothus thyrsiflorus var. thyrsiflorus C. B. Hardham 1959-3-14 4063 San Luis Obispo Arroyo de la Cruz Comment
  OBI8007  Ceanothus thyrsiflorus var. thyrsiflorus Kurt R. Neisess 1975-10-27 s.n. San Luis Obispo 10 ft Below the coast hwy on a steep hillside 18 mi N of San Simeon Comment
  CDA7075  Centaurea calcitrapa W. Fetters 1937-7-21 San Luis Obispo Little Morro Creek. 0 Comment
  OBI66869  Centaurea melitensis David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29600 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
  OBI80801  Centaurea melitensis David J. Keil 1992-1 22954 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  UCD130078  Centaurea solstitialis C. W. Tilforth; John Dourley 1972-8-23 643 San Luis Obispo San Luis Obisbo County: Cuesta Ridge, west of Cuesta Grade Summit, ca. 8 miles north of San Luis Obispo. 548 Comment
  OBI66245  Centaurium David J. Keil 1998-10-9 28130 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
  RSA659431  Centaurium davyi David J. Keil 1979-7-1 13127 San Luis Obispo Ridge between Prefumo and See Canyons. About five miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  OBI16309  Centromadia fitchii Robert F. Hoover 1965-9-19 9593 San Luis Obispo 2 mi E of Santa Margarita Comment
  OBI16188  Centromadia parryi subsp. congdonii R. R. La Belle 1967-10-10 39 San Luis Obispo Laguna Lake, SLO. NE side of lake Comment
  UC1928003  Centromadia parryi subsp. congdonii David Keil 2008-8-10 30554 San Luis Obispo Los Osos Valley. Boysen Ranch Wetland Mitigation area between Los Osos Valley Road and O'Connor Way west of Foothill Road. West of city limits of San Luis Obispo. 42 Comment
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Sep 16 2011
  UC54042  Centromadia parryi subsp. congdonii Rev. R. W. Summers 1882-8-16 450 San Luis Obispo Los Osos Valley Los Osos Valley (at S.L.O.) Comment
  OBI16132  Centromadia pungens subsp. pungens Robert F. Hoover 1965-9-18 9565 San Luis Obispo Santa Margarita Comment
  JEPS60815  Centromadia pungens subsp. pungens Ernest C. Twisselmann 1969-8-23 15929 San Luis Obispo hills at the head of Palo Prieta Canyon; Loffaly Spring 655 Comment
  CAS-BOT-BC179734  Centrostegia thurberi Ernest C. Twisselmann 1957-5-3 3466 San Luis Obispo Caliente Range: Padrone Spring Canyon 762 Comment
  OBI66602  Cerastium fontanum subsp. vulgare David J. Keil 1996-3-21 s.n. San Luis Obispo Laguna Hills Park, San Luis Obispo Comment
  SBBG88202  Ceratophyllum demersum C. F. Smith 1965-11-7 9114 San Luis Obispo N edge of W Oso Flaco Lake, N of Guadalupe Comment
  UC1127917  Cercocarpus betuloides var. betuloides T. M. Hendrix 1937-4-15 7 San Luis Obispo 4.7 mi se of Pozo (Santa Barbara National Forest); Santa Barbara National Forest 396 Comment
  OBI16849  Chaenactis fremontii Robert F. Hoover 1967-3-27 10293 San Luis Obispo Chalk Mt, cuyama Valley Comment
  RSA0021619  Chaenactis fremontii Greg Wilvert 2005-4-24 301 San Luis Obispo 1.1 km WNW of Lawson Spring. 858 Comment
  OBI54427  Chaenactis glabriuscula var. glabriuscula Matthew Arterburn 1997-3-23 25 San Luis Obispo 1.3 mi on Red Hill Rd off hwy 58 Comment
  CAS-BOT-BC277475  Chaenactis glabriuscula var. glabriuscula Eben McMillan 1957-4-7 3330 b San Luis Obispo Al Stone Camp, near Painted Rock, southeastern San Luis Obispo County 670 Comment
  OBI56611  Chaenactis glabriuscula var. glabriuscula David J. Keil, with Clare Hardham and Julie McCulloch 1998-4-17 26788 San Luis Obispo South of Creston on ____ Road at McColloch property, with O'Donnovan Road; 1 mile N of Hwy 58. Comment
  UC135498  Chaenactis glabriuscula var. glabriuscula Alice Eastwood 1902-6-12 San Luis Obispo near Pozo (near the boundary between Santa Barbara and San Luis Obispo Counties); Salinas River Comment
  UC1357622  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1966-3-30 9774 San Luis Obispo near w base of Crocker Grade; Panorama Hills Comment
  CAS-BOT-BC277583  Chaenactis glabriuscula var. lanosa Rev. R. W. Summers No date on label 457 San Luis Obispo S. Lucia Mts. Comment
  CAS-BOT-BC277647  Chaenactis glabriuscula var. megacephala R. F. Hoover 1967-3-22 10266 San Luis Obispo Hills at western edge of Carrizo Plain, west of Simmler Comment
  OBI56696  Chaenactis glabriuscula var. megacephala David J. Keil 1998-4-30 27004 San Luis Obispo Carrizo Plain. Small sandstone hill 4.2 mi S of junction with 7 Mile Rd. and Soda Lake Rd, 0.2 mi W of Soda Lake Rd, just N of small dirt road. Comment
  OBI16823  Chaenactis stevioides Robert F. Hoover 1952-5-25 8239 San Luis Obispo S end of Soda Lake, Carrizo Plain Comment
  SJSU3345  Chaenactis stevioides C. W. Sharsmith 1962-4-19 6773 San Luis Obispo Carrizo Plain c. 5 mi N of Panorama Hills (c. 4 mi NW of Crocker Peak of Temblor Range), eastern San Luis Obispo County 762 Comment
  OBI82365  Chenopodium David J. Keil 2015-9-21 33403 San Luis Obispo Arroyo Grande. Vacant lot at northwestern corner of intersection of Woodland Drive and Fair Oaks Avenue. 25 Comment
  OBI54010  Chenopodium album Larry Kelly, David J. Keil 1988-10-1 317 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI79780  Chenopodium album David J. Keil 2012-7-18 31456 San Luis Obispo Just north of bridge over Santa Maria River on highway 1, north of Guadalupe 25 Comment
  OBI4166  Chenopodium californicum Julie R. Potter 1969-4-30 28 San Luis Obispo Morro Bay State Park Comment
  CAS-BOT-BC214854  Chenopodium littoreum R. F. Hoover 1966-5-15 9856 San Luis Obispo Jack Lake Comment
  RSA760937  Chenopodium macrospermum var. halophilum R. F. Thorne, P. Everett 1962-10-3 31428 San Luis Obispo Ditch near Oso Flaco Lake 8 Comment
  OBI17209  Chenopodium murale Betty Sheehan 1957-10-18 27 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  UC72712  Chenopodium murale J. E. Roadhouse 1905-4 31 San Luis Obispo San Luis Obispo Comment
  UCR146970  Chenopodium murale George K. Helmkamp, E. A. Helmkamp 2004-10-8 8851 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  OBI8128  Chenopodium murale Greg Hassen 1976-5-24 276 San Luis Obispo 465 Los Osos Valley Rd 15 Comment
  SEINET3928171  Chloris gayana David J. Keil, Kathleen Keil 2013-2-17 31543 -1 San Luis Obispo Cambria. Highway 1, ca. 0.25 miles South of Cambria Pines Road. West side of Highway 1.; 0 15 Comment
  OBI13074  Chlorogalum pomeridianum var. minus Robert F. Hoover 1965-5-20 9377 San Luis Obispo Santa Lucia Range. Hill W of "Poly Cyn", San Luis Obispo Comment
  SBBG133024  Chlorogalum pomeridianum var. minus D. Keil, M. McLeod, C. Matthews, R. Branson, et al. 1995-6-26 25395 San Luis Obispo W Cuesta Ridge at W end of botanical area Comment
  OBI21636  Chondrilla juncea Lela and Bernie Burdett, Bernie Burdett 1978-10-30 s.n. San Luis Obispo San Luis Obispo, Terrace Hill. Comment
  CAS-BOT-BC178906  Chorizanthe Alice Eastwood; John Thomas Howell 1937-4-30 4151 A San Luis Obispo Huasna District Comment
  JEPS13195  Chorizanthe angustifolia Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-16 5148 San Luis Obispo just s Black Lake Canyon (5 mi s of Oceano) 30 Comment
  OBI72827  Chorizanthe angustifolia Michael Walgren 2010-6-4 156 San Luis Obispo Morro Bay State Park on the NW side of Black Hill. In an opening along a trl Comment
  CAS-BOT-BC178936  Chorizanthe angustifolia James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-18 6481 San Luis Obispo Montana de Oro State Park, on th etrail to the beach at the mouth of Hazard Canyon at the western end of San Luis Range S of Morro Bay and SW of Baywood Park 15 Comment
  CAS-BOT-BC178956  Chorizanthe angustifolia Mary Page Ingalls 1912-6-1 s.n. San Luis Obispo Haynes Ranch Comment
  SDSU4921  Chorizanthe angustifolia D. F. Howe 1963-5-18 3493 San Luis Obispo 11.7 miles S of Pismo Beach on #1. Comment
  UC338247  Chorizanthe angustifolia J. G. Lemmon 1887-1 4598 San Luis Obispo Comment
  UCR42877  Chorizanthe angustifolia subsp. angustifolia David J. Keil 1985-5-5 18757 San Luis Obispo Central Coast, Black Lake Canyon on Nipomo Mesa SE of Oceano 61 Comment
  SEINET5332367 Image available Chorizanthe biloba K. Brandegee 1911-1 s.n. San Luis Obispo Paso Robles, the Coast Ranges Comment
  SBBG117982  Chorizanthe breweri E. Painter, M. Wetherwax 1999-7-14 SLO 12 San Luis Obispo Primera Mine tailings; Camp San Luis Obispo 440 Comment
  UC454067  Chorizanthe breweri I. J. Condit 1910-3-27 San Luis Obispo School Canyon <California Polytechnic School>, C.P.S., School Canyon (<California Polytechnica School>, C.P.S.) Comment
  UCSB16189  Chorizanthe breweri Hardham, Clare 1963-6-5 San Luis Obispo Cerro Alto 457 Comment
  RSA739345  Chorizanthe californica Keith E. Hoffmaster 1935-7-1 300 San Luis Obispo 7 mi So. of Arroyo Grande. Comment
  OBI11226  Chorizanthe douglasii Robert F. Hoover 1969-6-3 11352 San Luis Obispo Moreno Cyn 3 mi E of Santa Margarita Comment
  OBI24991  Chorizanthe membranacea David J. Keil 1980-4-26 13917 San Luis Obispo Along town Crk near Lime Mtn mine, W of Paso Robles Comment
  OBI31506  Chorizanthe membranacea Joy Nishida 1982-6-16 462 San Luis Obispo American Cyn campground 536 Comment
  OBI73490  Chorizanthe membranacea David J. Keil, with Mike Mattina 2010-5-31 30801 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI79450  Chorizanthe membranacea David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31727 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Tobacco Road, northeast from junction with Rocky Butte Truck Trail 800 Comment
  RSA0041513  Chorizanthe membranacea LeRoy Gross, Marcel Beffort, P. DeVries 2014-5-13 6421 San Luis Obispo Garcia Mountain: Off Forest Service Road 30S05.2, Down Trout Creek to trail that climbs up over a saddle and drops down into another tributary of Trout Creek. Stopped at Buckeye Campsite., Wilderness boundary starts with trail leaving Trout Creek to climb the saddle. Started near 35.25785N 120.39436W. Ended at camp, near 35.24658N 120.34365W. 376 Comment
  CAS-BOT-BC256944  Chorizanthe membranacea Clare B. Hardham 1957-5-30 2057 San Luis Obispo Santa Lucia Mountains. Cypress Mt. 609 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
  SBBG39311  Chorizanthe obovata K. K. Muller 1970-6-10 2954 San Luis Obispo Nipomo Mesa just W of golf course on Willowby Rd Comment
  CAS-BOT-BC252713  Chorizanthe obovata Alice Eastwood 1928-5-17 15137 San Luis Obispo Along old road to Pozo Comment
  RSA120659  Chorizanthe obovata Clare B. Hardham 1957-6-18 2263 San Luis Obispo Santa Lucia Mountains: Tierra Redondo Comment
  OBI6660  Chorizanthe palmeri Greg Hassen 1975-7-8 17 San Luis Obispo Poly Cyn. Growing alongpath in botanical garden Comment
  OBI11181  Chorizanthe staticoides Robert F. Hoover 1946-6-2 6124 San Luis Obispo La Panza district Comment
  SEINET2442516  Chorizanthe staticoides David Keil 1989-6-2 s.n. San Luis Obispo Along Highway 41 between Morro Bay and Atascadero, ca. 1/2 mile west of Cerro Alto turnoff. Comment
  OBI59817  Chorizanthe staticoides Al Lindholm unknown 279 San Luis Obispo Fitzhugh Property 6 mi N of Cayucos, straddling ridge of Santa Lucia mts. Transect up Mustang Cyn and down Quail Cyn Comment
  SBBG109305  Chorizanthe xanti var. xanti C. B. Hardham 1956-5-12 667 San Luis Obispo Shell Cyn and jct with Camatta Rd Comment
  CAS-BOT-BC255383  Chorizanthe xanti var. xanti Ernest C. Twisselmann 1954-6-5 1338 San Luis Obispo Panorama Hills, south-eastern San Luis Obispo, Temblor Range and the Western San Joaquin Valley 670 Comment
  CDA15191  Chrysanthemum coronarium G. F. Hrusa 1998-4-2 14351 San Luis Obispo South Coast Ranges; Intersection of Los Berros Rd. and U.S. 101 on Nipomo Mesa. Comment
  OBI57650  Cirsium brevistylum David J. Keil 1999-6-22 s.n. San Luis Obispo Montan de Oro State Park. Trl from Horse Camp to Manzanita Trl Comment
  OBI7268  Cirsium brevistylum David J. Keil 1976-9-18 11821 San Luis Obispo 3 mi E of jctn with Orcutt Rd along Lopez Dr just past Lopez Lake dam. Small impoundment of water and surrounding hillsides Comment
  UCR109708  Cirsium brevistylum R. D. Goeden, Don W. Ricker 1980-6-18 s.n. San Luis Obispo Santa Lucia Range, Santa Rita Creek Road, 3-4 miles east of Cypress Mountain Rd.(east end of road), NE of Cayucos 300 Comment
  CDA1234  Cirsium fontinale var. obispoense T. C. Fuller 1962-7-19 9241 -C San Luis Obispo About 6 miles s.w. of San Luis Obispo; Prefumo Canyon Rd. 1.7 mi. w. of junct. with Los Osos Valley Rd. Comment
  SDSU3775  Cirsium occidentale unknown 1948-5-17 1831 San Luis Obispo Coast of county. Comment
  CAS-BOT-BC285461  Cirsium occidentale var. californicum Alice Eastwood; John Thomas Howell 1936-5-7 2289 San Luis Obispo Cuesta Pass Comment
  CAS-BOT-BC285472  Cirsium occidentale var. californicum Roxana S. Ferris 1939-6-6 9771 San Luis Obispo One eighth of mile east of Templeton Comment
  UC1276307  Cirsium occidentale var. occidentale R. F. Hoover 1964-6-6 8967 San Luis Obispo Los Osos Comment
  UC76426  Cirsium occidentale var. occidentale Miss M. Alice King 1895-6-1 San Luis Obispo Arroyo Grande Comment
  CDA7428  Cirsium vulgare Julie Ann Sessions 1986-7-24 4 San Luis Obispo Poly Canyon Area. Comment
  CAS-BOT-BC285855  Cirsium vulgare Ernest C. Twisselmann 1961-6-30 6350 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grant's Lake, eastern San Luis Obispo County 594 Comment
  CAS-BOT-BC438903  Cistanthe monandra Ernest C. Twisselmann 1955-5-18 1999 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Juan River Valley, 8.6 miles south of Shandon 426 Comment
  UC1018295  Clarkia affinis H. Lewis and M. Lewis 1952-5-1 909 a San Luis Obispo 3.9 mi from Highway 178 (Creston-La Panza Ranch Road) Comment
  SBBG60287  Clarkia bottae Mrs. Rowntree 1929-7-9 San Luis Obispo between Cambria and Paso Robles Comment
  RSA0019329  Clarkia cylindrica Greg Wilvert 2005-5-11 398 San Luis Obispo Southeast half of the Caliente Range: 100m NW of Semper Spring. 896 Comment
  SEINET7042512  Clarkia cylindrica A. G. Vestal 1963-5-24 s.n. San Luis Obispo 6.5 miles northwest of Pozo [Junction], on the Pozo Road. Santa Margarita Lake quadrangle UTM Zone 10, 728792mE, 3908735mN. Comment
  OBI79577  Clarkia cylindrica subsp. cylindrica David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosch, & Taylor Crow 2013-5-2 31599 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 545 Comment
  RSA0037309  Clarkia cylindrica subsp. cylindrica LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6486 San Luis Obispo La Panza Range: Short distance north, from Chester Spring. Along Forest Service Road 29S18, on way to Queen Bee Camp. 657 Comment
  UC76445  Clarkia cylindrica subsp. cylindrica Lizzie Cook May 1895 San Luis Obispo Arroyo Grande Comment
  RSA108179  Clarkia cylindrica subsp. cylindrica C. Epling, P. Levine, D. Mitchell 1948-6-12 523 -A San Luis Obispo Santa Margarita to Pozo road, 10.8 miles east of railroad track near culvert 10.43 Comment
  RSA610405  Clarkia cylindrica subsp. cylindrica R. S. Woglum 1937-5-30 425 San Luis Obispo Inner Coast Ranges: Sierra Madre Mountains, Cuyuma River near Santa Maria [Santa Barbara/San Luis Obispo counties]. Comment
  SBBG30001  Clarkia cylindrica subsp. cylindrica R. S. Ferris 1939-5-21 9752 San Luis Obispo N slope 6 mi E of Huerhuero Crk on the Creston-Shandon rd Comment
  OBI27304  Clarkia modesta Robert L. Allen, Nancy E. Arnold 1981-5-10 279 San Luis Obispo 7.6 mi NE of Santa Margarita, Calf Cyn, N end of La Panza Mts 305 Comment
  CAS-BOT-BC163343  Clarkia modesta Clare B. Hardham 1956-5-17 720 San Luis Obispo Vicinity of Oak Flat Road and San Marcos Creek Comment
  OBI64594  Clarkia modesta David J. Keil 2003-5-6 30165 San Luis Obispo Highway 58, ca. 1 mile east of Highway 229 Comment
  UCD104810  Clarkia modesta Clare B. Hardham 1960-4-29 5533 San Luis Obispo San Luis Obispo County: Atascadero. Comment
  OBI25988  Clarkia prostrata David J. Keil 1981-5-16 14644 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  POM305251  Clarkia purpurea subsp. quadrivulnera Henry J. Ramsey, Henry J. Ramsey 1940-4-20 577 San Luis Obispo Cholame. Comment
  SBBG117858  Clarkia purpurea subsp. quadrivulnera M. Wetherwax, E. Painter 2003-4-30 SLO 324 San Luis Obispo unused rd E of Range Rd, S of ranges; Camp San Luis Obispo 180 Comment
  CAS-BOT-BC163949  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1928-5-17 15133 San Luis Obispo Along old road to Pozo, San Luis Obispo Comment
  RSA87498  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1952-6-3 19576 San Luis Obispo South city limit of Arroyo Grande Comment
  UC54881  Clarkia purpurea subsp. quadrivulnera Mrs. R. W. Summers June 1882 San Luis Obispo Santa Margarita Valley Comment
  OBI75673  Clarkia purpurea subsp. viminea D. R. Miller 2011-6-30 611 .967 San Luis Obispo Rocky Butte/Pine Mt region. The Tobacco Flats area, this sample is from Stag Flats 396 Comment
  UCR160154  Clarkia speciosa subsp. speciosa George K. Helmkamp, E. A. Helmkamp 2005-6-9 9581 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
  CAS-BOT-BC165360  Clarkia speciosa subsp. speciosa Clare B. Hardham 1958-5-28 3400 San Luis Obispo Intersection of Oak Flat Road and North Road to Adelaida Comment
  CAS-BOT-BC165382  Clarkia speciosa subsp. speciosa Peter H. Raven 1951-6-13 2990 San Luis Obispo La Panza Campground, Los Padres National Forest, La Panza Range Comment
  UC171610  Clarkia speciosa subsp. speciosa E. Palmer, M. D. 1876-7-10 143 San Luis Obispo 25 mi ne San Luis Obispo; McGinnis Comment
  OBI47112  Clarkia unguiculata Lynne Dee Oyler 1986-5-21 473 San Luis Obispo Santa Margarita Ranch 3.6 mi SE of town along ranch rd. E base of Santa Lucia mts, locally the E boundary of the Las Pilitas fire July 1985 Comment
  CAS-BOT-BC165578  Clarkia unguiculata Ernest C. Twisselmann 1955-7-22 2283 San Luis Obispo La Panza Range. Navajo Public Camp, Navajo Canyon 682 Comment
  SBBG5017  Clarkia unguiculata C. B. Hardham 1959-4-23 4415 San Luis Obispo 1 m S of Santa Barbara Rd; Atascadero Comment
  OBI54353  Claytonia exigua George Butterworth 1995-4-4 31 San Luis Obispo Carrizo Plain Natural Area. On NE slope 200 yds down from Windmill Rd Comment
  CAS-BOT-BC439287  Claytonia exigua subsp. exigua David D. Keck; J. Clausen 1935-4-10 3127 San Luis Obispo Kern-San Luis Obispo County Line, 13 miles northwest of McKittrick, on road to Simmler, east slope of Temblor Range (Inner Coast Range). 855 Comment
  SBBG96782  Claytonia gypsophiloides D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1960 San Luis Obispo 0.4 mi W of sign indicating W end of Botanical area Comment
  OBI82383  Claytonia parviflora David J. Keil, with George Butterworth 2016-2-25 33466 San Luis Obispo Chorro Creek Ecological Reserve, east of San Luisito Creek Road between Highway 1 and San Luisito Creek Comment
  CDA16141  Claytonia parviflora subsp. parviflora G. F. Hrusa 1999-3-16 14930 San Luis Obispo Carrizo Plain; Carrizo Plain, Washburn Ranch. 609 Comment
  OBI10786  Claytonia parviflora subsp. parviflora Eben McMillan 1952-5-7 113 San Luis Obispo Pinole Spring 10 mi S 16 mi E Comment
  OBI78300  Claytonia parviflora subsp. parviflora Steven A. Junak 1990-4-26 4200 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres natl Forest. Santa Lucia Mts: near N boundary of Cuesta Ridge Botanical Area, ca 0.4mi S of Tassajera crk rd at S end of dirt rd on Ames property, which is 1.8 mi W of intersection with hwy 101 518 Comment
  CAS-BOT-BC91474  Clematis lasiantha R. F. Hoover 1947-4-20 7063 San Luis Obispo Rinconada Mine, west of Pozo. Comment
  OBI22938  Clematis ligusticifolia David J. Keil 1979-10-27 13639 San Luis Obispo E of Arroyo Grande along rd to Lopez Lake, ca 1 mi E of Orcutt Rd Comment
  OBI65991  Clematis ligusticifolia Wendy Thackery, Stacey Smith and Paul Corsi 2003-8-6 50 San Luis Obispo Central Coast Comprehensive Wetlands GIS. S of Morro Bay on Hwy 1. Along Chorro Crk below Hollister Peak. S of hwy 1 off Canet Rd 27 Comment
  OBI64445  Collinsia bartsiifolia David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28705 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  CHSC64134  Collinsia bartsiifolia var. davidsonii B. Castro; L. Archambault 1989-4-14 297 San Luis Obispo Ca 12 mi ENE of Atascadero, ca 3 mi NE of Creston, ca 2 mi NE of bed of Huerhuero Creek in Foothill Woodland. 365 Comment
  JEPS35057  Collinsia bartsiifolia var. davidsonii R. F. Hoover 1952-5-11 8180 San Luis Obispo Panza Range; w slope Comment
  SBBG109425  Collinsia bartsiifolia var. davidsonii C. B. Hardham 1971-4-14 18024 San Luis Obispo 8 mi SW of La Panza Forestry Station Comment
  CDA11471  Collinsia heterophylla G. F. Hrusa 1995-5-28 12236 San Luis Obispo Black Butte Research Natural Area. Cuesta Ridge east. SE base of Peak 3. Comment
  OBI7617  Collinsia heterophylla Christian Smith 1974-5-3 s.n. San Luis Obispo From Reservoir Cyn, about 1 mi from hwy 101 Comment
  SD130336  Collinsia heterophylla George Helmkamp 1989-4-17 San Luis Obispo At the crest of Prefumo Canyon Road, Irish Hills, farm country 366 Comment
  UCSC000669  Collinsia heterophylla I. J. Condit 2010-4-1 s.n. San Luis Obispo Mills Ranch Comment
  SBBG104181  Collinsia sparsiflora var. collina M. D. Proctor, E. A. Young 1993-3-19 ROB 257 San Luis Obispo ca. 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  UC1032597  Collinsia sparsiflora var. collina C. A. Graham 1938-4-18 345 San Luis Obispo 0.5 mi WSW of Lynch Ranch; Bradley Quad. 411 Comment
  OBI34285  Collinsia sparsiflora var. collina David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, M. Borchert 1982-3-24 15787 San Luis Obispo Vicinity of Amer Cyn in the La Panza Mt Comment
  RSA0077154  Conicosia pugioniformis Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3199 San Luis Obispo Montana de Oro State Park: Along path from parking lot at end of Sand Spit Rd. to beach, approx. 100 yards from parking lot. 38 Comment
  UC1357012  Conicosia pugioniformis R. F. Hoover 1951-3-4 8032 San Luis Obispo San Luis Obispo Comment
  OBI53893  Conicosia pugioniformis Arthur W. Hazebrook 1992-10-25 160 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl along base of NE facing slope Comment
  OBI37389  Conium maculatum Eric Wise 1981-6-26 709 San Luis Obispo Arroyo Laguna. 15.2 mi S of Monterey Border Comment
  SD124414  Convolvulus simulans Clifton F. Smith 1950-4-30 2705 San Luis Obispo In low flat about loamy hillside along road northeast of Pinole Land and Cattle Company headquarters, ca. 3.0 miles southwest of Yeguas Mt. Comment
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Oct 3 2010
  UCR41095  Convolvulus simulans C. F. Smith 1950-4-30 2705 San Luis Obispo Inner South Coast Range, along road NE of Pinole Land & Cattle Company headquarters, c. 3 mi. airline SW of Yeguas Mountain 716 Comment
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Oct 3 2010
  PASA892  Convolvulus villosus Margaret Stason 5/32 315 San Luis Obispo Few miles south of Arroyo Grande Comment
  CAS-BOT-BC286199  Conyza canadensis Ernest C. Twisselmann 1953-9-29 798 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County Comment
  UCR146966  Conyza canadensis George K. Helmkamp, E. A. Helmkamp 2004-10-8 8848 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  OBI9569  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1964-7-11 9173 San Luis Obispo Price Cyn Comment
  SD130590  Cordylanthus rigidus subsp. rigidus Steven A. Junak, Tina J. Ayers 1989-6-28 4099 San Luis Obispo Cuesta Ridge Botanical Area: Along main road (USFS Road #29S11.3) about 0.1 miles W of Peak 2478, about 3.7 miles W of Highway 101 747 Comment
  CAS-BOT-BC287794  Coreopsis bigelovii Roxana S. Ferris 1935-3-29 9089 San Luis Obispo 7 miles E of Pozo, on the Santa Maria - McKittrick Rd Comment
  UCR29812  Coreopsis douglasii David J. Keil, Melissa Luckow, R. A. Pimentel, R. Riggins-Pimentel 1981-4-24 14517 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  UC1119243  Coreopsis gigantea H. C. Lee 1936-3-17 514 San Luis Obispo Arroyo Grande, Oso Flaco Lake 42 Comment
  CAS-BOT-BC101426  Corethrogyne filaginifolia R. F. Hoover 1966-9-13 10007 San Luis Obispo Point Sierra Nevada Comment
  OBI16641  Corethrogyne filaginifolia Robert F. Hoover 1946-8-17 6302 San Luis Obispo N end of Morro Bay Comment
  SBBG34950  Corethrogyne filaginifolia Mrs. R. W. Summers 1882-1 San Luis Obispo San Luis Obispo Mtn Comment
  UC1314919  Corethrogyne filaginifolia R. F. Hoover 1967-9-15 10866 San Luis Obispo s Oso Flaco Lake; s of Oso Flaco Lake Comment
  UC1321334  Corethrogyne filaginifolia R. F. Hoover 1966-9-21 10090 San Luis Obispo Oso Flaco Lake Comment
  RSA216713  Corethrogyne filaginifolia var. filaginifolia Robert F. Hoover 1966-9-13 10008 San Luis Obispo Point Sierra Nevada Comment
  CAS-BOT-BC210347  Cornus sericea R. W. S. No date on label s.n. San Luis Obispo Unspecified Comment
  UCR122468  Cornus sericea subsp. occidentalis George K. Helmkamp, E. A. Helmkamp 1998-5-20 4009 San Luis Obispo Central Coast, Irish Hills, 3.1 miles SE of Los Osos Valley Rd on Clark Valley Rd., SE of Los Osos 351 Comment
  OBI58975  Cortaderia jubata David J. Keil 2000-1-24 28414 San Luis Obispo Cambria. Vicinity of Cambria Community Service District work yard. along Rodeo Grounds Road. Comment
  SBBG118031  Cortaderia selloana J. Froland 2000-10-12 4 San Luis Obispo adjacent to upper Chorro Crk (where old jeep trail crosses creek), ca. 200 m N of northernmost bog thistle spring; Camp San Luis Obispo 250 Comment
  OBI10188  Cotoneaster pannosus Bonnie M. Thompson 1963-11-19 527 San Luis Obispo Calif State Polytechnic College, back of Admin building Comment
  CAS-BOT-BC291455  Cotula coronopifolia John H. Thomas 1959-3-20 7566 San Luis Obispo Oso Flaco Lake, a dune lake along the coast about 17 miles south of San Luis Obispo 15 Comment
  UCR157976  Cotula coronopifolia George K. Helmkamp, E. A. Helmkamp 1998-6-30 4207 San Luis Obispo South Coast Range, Alamo Creek Rd, 0.9 mile north of Calif. Hwy 166, near Twitchell Reservoir 320 Comment
  CAS-BOT-BC427923  Crassula aquatica Ernest C. Twisselmann 1969-5-19 15308 San Luis Obispo Estrella Plains: 0.5 mile north of Highway 46 on Jardine Road. 213 Comment
  SD245341  Crassula aquatica David Keil 1998-5-6 27108 San Luis Obispo Northeast of Paso Robles. 0.3 miles north of junction with Tower Road on Jardine Road. Rivendell Arabian horse farm. Comment
  CAS-BOT-BC427826  Crassula connata Alice Eastwood 1927-4-10 14403 San Luis Obispo San Luis Obispo Comment
  OBI64973  Crassula connata Greg Wilvert 2005-4-1 87 San Luis Obispo SE Half of the Caliente Range. N edge of range 759 Comment
  SEINET11264844  Crassula connata David Keil 1978-3-25 12680 San Luis Obispo Irving Ranch.; 0 Comment
  OBI55352  Crassula tillaea David J. Keil 1998-4-15 26743 San Luis Obispo Nipomo Mesa at intersection of Hwy 1 (Mesa View Dr.) with Green Place Rd. Comment
  UC1121532  Crocanthemum scoparium var. vulgare B. Bolt 1936-3-4 599 San Luis Obispo 0.5 mi s Mouth of Osos Creek; Cayucos Quad. 30 Comment
  UC1121540  Crocanthemum scoparium var. vulgare T. M. Hendrix 1937-5-10 167 San Luis Obispo 5.25 mi wsw El Dorado School; Pozo Quad. 533 Comment
  UC2027023  Croton setiger Greg Wilvert 2005-7-20 497 San Luis Obispo Southeast Half of the Caliente Range. 1.1km NW of Semper Spring Comment
  OBI71198  Croton setiger Ann Cochran 1986-7-19 21 San Luis Obispo Orchard at the corner of Cucamunga and Doris trl Comment
  OBI30997  Cryptantha clevelandii Julie M. Vanderwier 1979-8-26 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI46199  Cryptantha clevelandii David J. Keil 1982-6-27 16336 San Luis Obispo Hills overlooking Los Osos from the S Comment
  OBI80957  Cryptantha clevelandii Stephanie Aurelius, Zane Westmoreland, Scott Emrich 2015-4-23 7 San Luis Obispo South Hills Open Space 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
  OBI53135  Cryptantha clevelandii Lynne Dee Oyler, David J. Keil 1988-6-23 542 San Luis Obispo Upper Prefumo Cyn rd near summit. Sec 3, T31S, R11E Comment
  OBI71016  Cryptantha flaccida G. F. Hrusa 2000-4-10 15322 San Luis Obispo Carrizo Plain Natural area. HIlls above and to W of Swain pasture camp. UTMs 11S, 3882873N, 0255686E 762 Comment
  SBBG107130  Cryptantha flaccida C. B. Hardham 1959-5-6 4422 San Luis Obispo shores of Nacimiento Lake Comment
  SBBG13156  Cryptantha flaccida C. B. Hardham 1958-5-13 3282 San Luis Obispo Cerro Alto Comment
  CDA15090  Cryptantha intermedia G. F. Hrusa 1998-3-26 14171 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. w/Soda Lake Rd. Comment
  RSA0041514  Cryptantha intermedia LeRoy Gross, Marcel Beffort, P. DeVries 2014-5-13 6419 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
  UC615209  Cryptantha intermedia Beryl O. Schreiber 1934-4-1 1078 San Luis Obispo road to Santa Margarita from Pozo Comment
  UC55365  Cryptantha leiocarpa J. H. Barber San Luis Obispo Morro Comment
  OBI82447  Cryptantha microstachys David J. Keil, with V. L. Holland 2015-6-19 33253 San Luis Obispo Rural area north of Arroyo Grande between Corbett Canyon Road and Highway 227, accessed via Dairy Lane and a private drive 125 Comment
  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
  OBI66336  Cryptantha microstachys David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26281 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
  OBI64980  Cryptantha muricata Greg Wilvert 2005-4-5 119 San Luis Obispo SE Half of the Caliente Range. 1.5 km S of Soda Lake rd, along Padrones Cyn rd 806 Comment
  CDA15172  Cryptantha nemaclada G. F. Hrusa 1998-4-27 14280 San Luis Obispo Caliente Range; Lower Goat Springs Canyon, approx. 2 mi. W of Soda Lake Rd. Comment
  OBI64128  Cryptantha nemaclada David J. Keil, with Beth Painter, Margriet Wetherwax, Jeff Greenhouse, and Dieter Wilken 2001-4-17 29315 San Luis Obispo Camp Roberts. Palisades area along dirt road, vicinity of 35 deg. 45.330'N x 120 deg. 50.716'W Comment
  SBBG32234  Cryptantha nevadensis var. rigida E. C. Twisselmann 1968-5-13 14207 San Luis Obispo head of Camatta Cyn, at the Cottingham place 609 Comment
  UCD105220  Cryptantha oxygona Robert E. Preston 2010-4-23 2771 San Luis Obispo San Luis Obispo County: Temblor Range, 6.1 mi ENE of Simmler. 1124 Comment
  RSA352385  Cupressus macrocarpa George R. Johnstone 1929-8-13 s.n. San Luis Obispo Cambria. Comment
  RSA264230  Cupressus macrocarpa C. W. Tilforth, Wisura 1977-8-12 1424 San Luis Obispo 2.1 miles N of Hwy 46 on Cypress Mountain Rd. E of Cambria Comment
  SEINET3558361 Image available Cupressus macrocarpa James Montgomery 1969-8-9 83277 a San Luis Obispo Morro Bay State Park. Comment
  UC455058  Cupressus macrocarpa I. J. Condit 1907-12-1 San Luis Obispo California Polytechnic School Comment
  CAS-BOT-BC80872  Cupressus sargentii C. B. Wolf 1934-11-3 6217 San Luis Obispo Santa Lucia Mts., main ridge of Cypress Mt., 3 mi. N.W. of Mora Bros. Ranch on Cambria-Paso Robles Road 868 Comment
  OBI14807  Cuscuta subinclusa Robert F. Hoover 1965-9-7 9526 San Luis Obispo Santa Lucia Range. Santa Rita crk W of Templeton Comment
  LA211598  Cynodon dactylon Mark A. Elvin; Jason Storlie 2014-10-10 7723 San Luis Obispo SANTA MARIA RIVER VALLEY, Guandalupe Dunes, Guandalipe-Nipomo Dunes National Wildlife Refuge, Main Gate at Beige Road and Oso Flaco Lake Road. 11.0 Comment
  POM98136  Cynoglossum grande P. A. Munz 1925-3-24 9219 San Luis Obispo Atascadero Creek. 457 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
  RSA141822  Cyperus niger var. capitatus Clare B. Hardham 1958-9-2 3916 San Luis Obispo Steiner Creek near San Luis Obispo. Comment
  CDA11492  Dactylis glomerata G. F. Hrusa 1995-5-28 12272 San Luis Obispo Black Butte Research Natural Area; Occasional on open flats between intersections of access roads to Mt. Lowe radio facility and Peak 1 radio facility with main ridge road. Sown in area after Las Pilitas fire in 1985. Comment
  POM115087  Danthonia californica var. californica Marcus E. Jones 1882-5-9 3248 San Luis Obispo [No additional locality information.] Comment
  RSA0039775  Datisca glomerata LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6498 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
  RSA150956  Datura ferox Clare B. Hardham 1962-9-1 8899 San Luis Obispo 6 miles east of Paso Robles, Creston Road. Comment
  OBI65200  Datura wrightii Greg Wilvert 2005-7-20 507 San Luis Obispo SE Half of the Caliente Range. Along Pipeline Rd 924 Comment
  OBI57981  Daucus pusillus Austin P. Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes, ca. 2 mi S of Oso Flaco crk, NE of Hidden Willow Valley Comment
  OBI16278  Deinandra corymbosa Robert F. Hoover 1947-8-10 7367 San Luis Obispo Osos Valley Comment
  CAS-BOT-BC299186  Deinandra corymbosa subsp. corymbosa R. F. Hoover 1947-5-25 7225 San Luis Obispo Coast directly west of Cambria Comment
  SBBG44857  Deinandra fasciculata L. W. Edge 1972-5-10 181 San Luis Obispo Turri Rd S of Morro Bay Comment
  OBI16270  Deinandra fasciculata Fred W. Rush May-56 4 San Luis Obispo Mt San Luis 76 Comment
  OBI56385  Deinandra fasciculata David J. Keil 1992-1 22848 San Luis Obispo Laguna Lake Park, San Luis Obispo Comment
  OBI58032  Deinandra fasciculata David J. Keil, with V. L. Holland 1992-5-28 23152 San Luis Obispo San Luis Obispo. West side of Broad Street (Hwy 227) between Hopkins Lane and Rockview Place. Comment
  UC1392983  Deinandra fasciculata R. F. Hoover 1969-8-25 11563 San Luis Obispo laguna <lagoon> San Luis Obispo Comment
  CAS-BOT-BC130987  Deinandra halliana Ernest C. Twisselmann 1963-5-4 8122 San Luis Obispo Cholame Valley: Junction of Highways 41 and 466, 1.5 mile east of Cholame 365 Comment
  JEPS32614  Deinandra halliana Ernest C. Twisselmann 1963-5-4 8122 San Luis Obispo 1.5 mi e Cholame (junction of Highways 41 and 466); Temblor Range, Western San Joaquin Valley, Cholame Valley 365 Comment
  CAS-BOT-BC299373  Deinandra increscens subsp. increscens R. F. Hoover 1969-7-19 11506 San Luis Obispo South of Pismo Creek near Pismo Beach Comment
  OBI16173  Deinandra increscens subsp. increscens Robert F. Hoover 1964-8-14 9247 San Luis Obispo Jack Lake Comment
  SBBG18837  Deinandra pentactis C. B. Hardham 1959-6-10 4882 San Luis Obispo Hwy 41 W of Paso Robles, near Huer Huero iver Comment
  JEPS99096  Delairea odorata Clare Hardham 1958-2-13 2813 San Luis Obispo Santa Rosa Creek, Cambria Comment
  UC1296258  Delphinium cardinale R. F. Hoover 1963-7-31 8594 San Luis Obispo 2 mi s Atascadero (w of Hwy 101) Comment
  CAS-BOT-BC8680  Delphinium gypsophilum Roxana Stinchfield Ferris 1939-6-9 9775 San Luis Obispo 6 miles east of Huerhuero Creek on the Creston-Shandon Road Comment
  UC552353  Delphinium gypsophilum subsp. parviflorum A. S. Albert 1936-4-13 San Luis Obispo Comment
  OBI83638  Delphinium parryi David J. Keil 1992-5-2 22854 San Luis Obispo Laguna Lake Park. Comment
  UC1125993  Delphinium parryi T. M. Hendrix 1939-5-1 1002 San Luis Obispo 3.4 mi se Avenales Ranch (Plot 108); Los Padres National Forest, Branch Mt. Quadrangle Comment
  SBBG93515  Delphinium parryi subsp. blochmaniae C. F. Smith 1952-4-25 3281 San Luis Obispo Nipomo Mesa, W of Nipomo and N of Guadalupe Comment
  CAS-BOT-BC7861  Delphinium parryi subsp. blochmaniae Mrs. R. W. Summers s.n. San Luis Obispo Oso Flacco Comment
  UC1392672  Delphinium parryi subsp. blochmaniae R. F. Hoover 1969-5-3 11296 San Luis Obispo 3 mi W of Nipomo Comment
  OBI75048  Delphinium parryi subsp. eastwoodiae David J. Keil 1988-3-19 20416 San Luis Obispo Froom Ranch, southwest of US 101 and los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  JEPS114145  Delphinium parryi subsp. parryi E. L. Painter, M. Wetherwax 2001-5-16 CR- 243 San Luis Obispo Camp Roberts. On road S of Boy Scout Rd t back and top of Palisades. Comment
  SBBG18113  Delphinium recurvatum C. B. Hardham 1958-4-28 3150 San Luis Obispo ca. 2 mi S of Simmler Comment
  CAS-BOT-BC7880  Delphinium variegatum David Douglas 1833-1-1 183 San Luis Obispo vicinity of Atascadero or inner San Luis Obispo County Comment
  UC1031439  Delphinium variegatum C. Epling and H. Lewis 1943-4-23 502 San Luis Obispo 2.9 mi w Pozo Comment
  CAS-BOT-BC83000  Dendromecon rigida Ira L. Wiggins 1932-3-24 5848 San Luis Obispo Near Adelaide, west of Paso Roble. Comment
  OBI19011  Dendromecon rigida Walter F. Chesebro 1979-3-10 122 San Luis Obispo Indian Knob. 2.5 mi from last gate on Davenport Crk rd Comment
  OBI3968  Dendromecon rigida Elizabeth Rudd 1971-4-26 252 San Luis Obispo 3 mi N of Santa Margarita 366 Comment
  UC1126364  Dendromecon rigida E. Armstrong 1934-4-1 1119 San Luis Obispo near La Panza; Santa Barbara National Forest, La Panza Quadrangle Comment
  CAS-BOT-BC83005  Dendromecon rigida Catherine A. Toschi 1963-4-4 63 :95 San Luis Obispo 2 miles north of Cuesta Pass, Santa Lucia Mountains. 609 Comment
  UC1929586  Dendromecon rigida subsp. rigida Steve Boyd 2007-2-17 11711 San Luis Obispo Coast Ranges, La Panza Range; Los Padres National Forest along Pozo Road at Pozo Summit, at divide between Pozo Creek drainage and Mariana Creek drainage. 803 Comment
  CAS-BOT-BC201627  Deschampsia danthonioides Marcus E. Jones 1882-5-9 2947 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC201844  Deschampsia elongata Clare B. Hardham 1958-6-1 3492 San Luis Obispo Santa Rita Creek west of Templeton Comment
  JEPS97071  Deschampsia elongata Clare B. Hardham 1961-5-18 7091 San Luis Obispo Oceanview Mine n of Cambria Comment
  CAS-BOT-BC43217  Descurainia pinnata subsp. brachycarpa R. F. Hoover 1967-4-9 10391 San Luis Obispo Carrizo Plain south of Soda Lake. Comment
  UC1953308  Dichelostemma capitatum subsp. capitatum Anthony Baniaga with Daniel Chavez 2010-3-14 48 San Luis Obispo Tierra Redonda Mountain. Comment
  OBI80341  Dimorphotheca ecklonis Kristen M. Nelson 2013-2-16 20 San Luis Obispo Between Pismo Beach and Avila Beach on CA-1, between Cliff Avenue and Terrace Avenue. Along disturbed roadside. 35 Comment
  OBI74381  Diplacus fremontii Theo Fitanides, Anthony Baniaga 2010-4-23 151 San Luis Obispo Tierra Redonda Mtn BLM ACEC 587 Comment
  SBBG12428  Diplacus fremontii C. B. Hardham 1960-4-20 5477 San Luis Obispo E branch of Huerhuero River near Calf Cyn Rd Comment
  OBI75717  Diplacus fremontii D. R. Miller 2011-6-7 611 .954 San Luis Obispo Rocky Butte/Pine Mt region. Jim Rhoade's rd in from Ridge Rd just S of Towers, San Simeon crk drainage 914 Comment
  SBBG100993  Diplacus grandiflorus D. R. Miller 1992-5-29 592 8 a San Luis Obispo Pine Mtn, Lookout Rock 701 Comment
  SBBG100994  Diplacus grandiflorus D. R. Miller 1992-5-29 592 8 C San Luis Obispo Pine Mtn, Lookout Rock 701 Comment
  SEINET771152  Dipsacus fullonum Melinda Doud 1976-5-29 75 San Luis Obispo Growing abundantly near entrance to Morro Bay State Park 2 Comment
  OBI22317  Distichlis spicata Robert F. Hoover 1964-7-9 9120 San Luis Obispo Santa Margarita Comment
  OBI15094  Dithyrea maritima Robert F. Hoover 1950-5-13 7915 San Luis Obispo Sand dunes near Oso Flaco Lake Comment
  SEINET2442377  Dodecatheon clevelandii subsp. insulare Unknown 2002-2-25 18 San Luis Obispo Lopez Drive, 0.53 miles heading away from lake entrance. 71 Comment
  CAS-BOT-BC435207  Drosanthemum floribundum Clare B. Hardham 1957-11-19 2755 San Luis Obispo Santa Lucia Mountains. Piedras Blancas Comment
  OBI32221  Drymocallis glandulosa David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14380 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  RSA187334  Drymocallis glandulosa I. L. Wiggins 1929-5-21 3691 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  UC55316  Drymocallis glandulosa J. H. Barber 1899-5-7 San Luis Obispo Santa Lucia Mt. Comment
  UC1046437  Drymocallis glandulosa var. wrangelliana Alex D. Hawkes and Rimo Bacigalupi 1951-4-26 4894 San Luis Obispo road from San Luis Obispo toward Huasna Canyon near Arroyo Grande; near Arroyo Grande Comment
  UC454987  Drymocallis glandulosa var. wrangelliana J. E. Roadhouse 1906-4-6 San Luis Obispo Prefumo Canyon Comment
  OBI51267  Dryopteris arguta Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, and Andrew Stackhouse 1993-7-1 2 .3 San Luis Obispo Northeast corner of San Simeon State Park 75 Comment
  CAS-BOT-BC310339  Dudleya abramsii subsp. bettinae R. F. Hoover 1964-6-13 9101 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  OBI21635  Dudleya abramsii subsp. murina David J. Keil 1979-7-1 13132 San Luis Obispo Ridge between Prefumo and See Cyns, about 5 mi from jctn of Los Osos Valley rd and Prefumo Cyn rd Comment
  RSA201553  Dudleya abramsii subsp. murina Robert F. Hoover 1947-6-26 7275 San Luis Obispo Poly Canyon (Brizziolari Creek Canyon of USGS map) Comment
  CAS-BOT-BC410883  Dudleya caespitosa Alice Eastwood 1927-7-29 14969 San Luis Obispo Morro Comment
  JEPS49940  Dudleya caespitosa William S. Cooper 1925-8-20 159 San Luis Obispo Callender Comment
  SD71406  Dudleya caespitosa R. F. Hoover 1960-7-6 8527 San Luis Obispo Santa Rosa Creek, 4.0 miles east of Cambria. Comment
  SBBG93821  Dudleya lanceolata S. A. Junak 1990-7-12 4359 San Luis Obispo near W end of Cuesta Ridge Botanical Area, just W of first high voltage tower on E side of W Cuesta Ridge Rd, ca. 5.9 mi W of Hwy 101 722 Comment
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May 13 2013
  OBI77989  Dudleya lanceolata L. D. Oyler 1990-6-12 1171 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8. Back dunes. Area just N of UNOCAL property Comment
  UC455357  Dudleya pulverulenta subsp. pulverulenta I. J. Condit 1909-1 San Luis Obispo near San Luis Obispo (Sulpfur Springs) Comment
  RSA790163  Eatonella congdonii J. R. Shevock, Jack Zaninovich 1983-3-30 10213 San Luis Obispo Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 12.8 miles northwest from California highway 33/166. 800 Comment
  OBI66598  Echinochloa colona David J. Keil 1998-9-22 s.n. San Luis Obispo Campus of Cal Poly State Univ. At edge of parking lot near Ag Engineering Bldg Comment
  CAS-BOT-BC208911  Echinochloa crus-galli Clare B. Hardham 1957-7-31 2513 San Luis Obispo Swamp 11.7 miles east of Cambria, Rte. 41 - Santa Lucia Mountains Comment
  UCD61185  Ehrharta calycina Eben McMillan 1966-5-1 120 -1 San Luis Obispo San Luis Obispo Co.: Gillis Canyon, Temblor Range. 518 Comment
  UCR121779  Ehrharta calycina George K. Helmkamp 2002-4-20 7466 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  UCSB36171  Ehrharta calycina Roberts, D. 1980-4-25 San Luis Obispo in open field dominated closest to the rd by grass; 6 mi NW Guadalupe on Calif 1 at Nipomo Mesa 30 Comment
  UC1969557  Elatine californica David Keil 2000-5-24 28732 San Luis Obispo Santa Margarita Ranch. Ca. 4.2 miles south of railroad crossing (in Santa Margarita) on Pozo Road. Comment
  JEPS99315  Eleocharis bella Clare B. Hardham 1958-4-19 4258 San Luis Obispo Route 41 just E of Paso Robles (vernal pool 0.7 mi W of Huero Huero Bridge) Comment
  SEINET11261649  Eleocharis macrostachya David Keil 1992-5-25 23131 San Luis Obispo Laguna Lake Park. Edge of freshwater marsh.; 0 35 Comment
  OBI35135  Eleocharis macrostachya Eric Wise 1981-9-1 1075 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Turri Rd, 2.4 mi W of Los Osos V.R. Comment
  UCD49854  Eleocharis parvula S. Galen Smith; Malcolm A. Nobs 1949-6-22 829 San Luis Obispo Dune Lakes Gun Club, ca. 2 miles south of Oceano, San Luis Obispo County. Comment
  RSA142269  Eleocharis radicans Clare B. Hardham 1958-4-19 4258 San Luis Obispo Vernal pool 0.7 miles west of Huero Huero Bridge, Route 41 just east of Paso Robles Comment
  SBBG127319  Eleocharis rostellata D. Keil with L. D. Oyler 1990-9-28 21470 San Luis Obispo W of Guadalupe, from W end of W Main St eastward along channel of Santa Maria River 4 Comment
  OBI76822  Elymus condensatus David J. Keil, Melissa Luckow 1981-7-3 14982 San Luis Obispo Arroyo de la Cruz, N of San Simeon; Along N side of the stream from freshwater marsh W of hwy 1 E along the ridge system to lower slopes of Pine Top Mtn and back to the hwy along riparian zone Comment
  UC1146328  Elymus elymoides subsp. elymoides R. F. Hoover 1965-6-17 9432 San Luis Obispo ridge nw Cuesta Pass; Santa Lucia Range Comment
  OBI2510  Elymus glaucus Larry E. Brown 1970-3-19 1751 San Luis Obispo On the Pennington Crk Biological Reserve of Cal Poly Comment
  OBI31079  Elymus glaucus Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  RSA706638  Elymus glaucus L. M. Prince, J. Travis Columbus, et al. 2002-4-28 02 -331 San Luis Obispo 250 Avila Beach Drive. North facing road cut. 50 Comment
  SBBG104539  Elymus glaucus F. L. Johnson, E. A. Young 1993-5-25 ROB 614 San Luis Obispo ca. 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  OBI28125  Elymus glaucus Allison Berry & Carrie Wilson, Carrie Wilson 1982-5-11 59 San Luis Obispo N of San Luis Obispo 1.5 mi on CA Rte 101 R on Reservoir Cyn Rd-1/2 mi to end. Site on ridge to left 550 yds up trl Comment
  CAS-BOT-BC203795  Elymus glaucus subsp. virescens R. F. Hoover 1947-5-14 7167 San Luis Obispo Steiner Creek (Serrano Canyon) Comment
  OBI3057  Elymus multisetus Larry E. Brown 1971-4-30 1971 San Luis Obispo In the Cal Poly botanical area in Poly Cyn 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
  OBI65916  Elymus multisetus D. R. Miller 1994-5-20 594 -373 San Luis Obispo Pine Mt Region, Growing in field at 'cowboy camp area' on Coles rd in Marmolejo crk drainage 853 Comment
  OBI80105  Elymus ponticus David J. Keil 2012-9-4 31523 San Luis Obispo Tassajara Canyon Road, ca. 60 m west of US 101 360 Comment
  OBI60869  Elymus triticoides Larry Kelly, David J. Keil 1988-10-1 308 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI66628  Elymus triticoides David J. Keil 1998-10-9 28185 San Luis Obispo Elkhorn Plain, Elkhorn Road at Kern Co. line. Comment
  SEINET4136581  Emmenanthe penduliflora David Keil 1987-5-6 20122 San Luis Obispo Highway 229 ca 1/2 mile north of junction highway 58.; 0 Comment
  OBI3320  Enemion occidentale Neil Havlik 1970-3-31 540 San Luis Obispo 1/2 mi SW of Pine Spring campground. Crk is a tributary of Hay Crk, La Panza range 975 Comment
  OBI7475  Ephedra californica Robert F. Hoover 1968-4-17 11055 San Luis Obispo Foothills of Temblor Range near N end of Elkhorn Plain Comment
  UC2027105  Ephedra californica Greg Wilvert 2005-4-5 135 San Luis Obispo Southeast Half of Caliente Range: 1.5 km S of Soda Lake Road along Padrones Canyon Road Comment
  UCR65368  Ephedra californica David J. Keil, R. Riggins, Kathryn Bay 1986-4-26 19274 San Luis Obispo Temblor Range, 0.9 mi NE of the junction of Elkhorn Road on Crocker Grade Road 823 Comment
  OBI73294  Epilobium campestre David J. Keil 2000-5-24 28729 San Luis Obispo Comment
  UCD105948  Epilobium campestre Ernest C. Twisselmann 1962-7-12 7426 San Luis Obispo San Luis Obispo County: Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon. 609 Comment
  UC84490  Epilobium campestre E. Palmer jun 1876 145 1/2 San Luis Obispo San Luis Obispo District Comment
  CAS-BOT-BC166419  Epilobium canum subsp. canum Mrs. R. W. Summers 1884-4-1 s.n. San Luis Obispo Unspecified Comment
  RSA588469  Epilobium canum subsp. canum George Henry Grinnell 1930-8-13 s.n. San Luis Obispo Cambria Pines Comment
  RSA43102  Epilobium canum subsp. canum Robert F. Hoover 1946-10-13 6481 San Luis Obispo Divide between Suey Creek and Cuyama River Comment
  RSA586523  Epilobium canum subsp. canum F. L. Johnson, N. A. McCarty 1993-10-14 ROB 0715 San Luis Obispo Camp Roberts: Chorro Creek in cantonment area Comment
  OBI12043  Epilobium ciliatum Robert F. Hoover 1966-9-16 10026 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  UC2027015  Epilobium ciliatum subsp. ciliatum Greg Wilvert 2005-6-29 485 San Luis Obispo Southeast Half of the Caliente Range. Padrones Spring Comment
  RSA39864  Epilobium ciliatum subsp. watsonii P. A. Munz 1947-9-26 12181 San Luis Obispo 1 mile south of the Monterey County line 61 Comment
  OBI12155  Epilobium densiflorum Robert F. Hoover 1969-8-25 11556 San Luis Obispo Laguna de San Luis Obispo Comment
  OBI70098  Epilobium densiflorum Bernard Miossi 1939-8-6 150 San Luis Obispo On N facing slope of Islay Crk in Pecho district, 13 mi from San Luis Obispo 189 Comment
  OBI64859  Epilobium minutum David J. Keil, with Tina Teed and Lisa Andreano 2001-5-8 29419 San Luis Obispo Campus of California Polytechnic State University. Chorro Creek Ranch south of Highway 1, west of Cuesta College campus. Comment
  RSA585579  Epipactis gigantea M. D. Proctor, E. A. Young 1993-4-17 ROB 0464 San Luis Obispo [Camp Roberts] Chorro Creek, 1 km north of Chorro Reservoir Comment
  OBI57002  Equisetum laevigatum David J. Keil 1998-8-19 27944 San Luis Obispo Salinas River at Las Pilitas Rd. 347 Comment
  SD38388  Equisetum telmateia subsp. braunii Edith A. Purer 1932-8-28 4835 a San Luis Obispo Oceano Comment
  OBI64771  Eragrostis cilianensis D. R. Miller 2005-7-26 705 .815 San Luis Obispo Pine Mt Region. At D.R. Miller property 701 Comment
  CAS-BOT-BC291167  Erechtites glomeratus Clare B. Hardham 1983-2-3 25600 San Luis Obispo Above San Simeon Creek. About 0.5 miles south-east of mouth of stream Comment
  SFV15518  Eremalche exilis I. E. Anderson, J. H. Nishida, R. L. Allen 1992-4-26 377 San Luis Obispo Carrizo Plain 12.5 miles south on Elkhorn Road from intersection with Simmler Road. On slight western slope. 640 Comment
  SFV16215  Eremalche parryi M. D. Meyer, P. W. Byrne 1995-4-29 10 San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. 2 miles north of Soda Lake Road and 1 mile west of Panorama Road. 600 Comment
  UC1023824  Eriastrum calocyanum R. F. Hoover 1946-6-16 6162 San Luis Obispo La Panza district. Comment
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Nov 25 2017
  UC1034567  Eriastrum densifolium subsp. densifolium R. F. Hoover 1947-7-10 7295 San Luis Obispo short distance n north edge of Santa Maria Valley (on Guadalupe-Arroyo Grande road) Comment
  UC774492  Eriastrum densifolium subsp. densifolium C. B. Wolf 1941-7-10 10974 San Luis Obispo approx. 2 1/2 mi (airline) e Oso Flaco Lake (or between CA Hwy 1 and S.P.R.R.) 30 Comment
  OBI20299  Eriastrum densifolium subsp. densifolium G. Herrmann 1947-8-15 San Luis Obispo Oceano Sanddunes Comment
  OBI57765  Eriastrum densifolium subsp. densifolium Austin P. Griffiths s. n., Brad Seek 1980-8-12 San Luis Obispo Along E-W Arroyos between the first transverse dune system, ca. halfway towards Grover City ramp. 10 Comment
  RSA0107372  Eriastrum densifolium subsp. densifolium H. L. Mason 1941-7-1 12466 San Luis Obispo Mesa west of Nipomo. 107 Comment
  OBI75680  Eriastrum luteum D. R. Miller 2011-6-24 611 .965 San Luis Obispo Rocky Butte/Pine Mt region, Tobacco ridge, on far south end, Tobacco crk drainage 488 Comment
  SBBG109219  Eriastrum luteum C. B. Hardham 1960-5-17 5750 San Luis Obispo hills S of Bee Rock Comment
  SEINET3860232  Eriastrum pluriflorum subsp. pluriflorum Leigh A. Johnson, Libing Zhang 2005-6-15 05 -128 San Luis Obispo Hwy 58, 0.2 miles W of mile marker 36. Conspicuous, local colony along hwy; flowers bright blue.; 0 1625 Comment
  CAS-BOT-BC514841  Eriastrum pluriflorum subsp. pluriflorum Chester Dudley 1927-6-1 s.n. San Luis Obispo Temblor Mts.: Polonis Pass Comment
  SBBG12042  Eriastrum sparsiflorum C. B. Hardham, C. Butterworth 1960-6-4 6011 San Luis Obispo S side Black Mtn, Pozo District Comment
  OBI64725  Ericameria arborescens D. R. Miller 1994-10-24 1094 -538 San Luis Obispo Pine Mt region. ridge Rd at Hunter's turn; Tobacco crk drainage. 914 Comment
  UC1440567  Ericameria cooperi var. cooperi D. and D. Patterson 1970-1-16 155 San Luis Obispo ca 0.25 to 0.50 from Pacific Ocean (below Oso Flaco Lake) Comment
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May 24 2007
  OBI16567  Ericameria ericoides Robert F. Hoover 1969-9-21 11603 San Luis Obispo S end of Morro Bay Comment
  OBI4412  Ericameria ericoides Robert J. Rodin 1970-9-10 8425 San Luis Obispo 300 yards from Pacific Ocean near a shell mound in Pismo Beach State Park Comment
  RSA522488  Ericameria ericoides var. ericoides David J. Keil 1986-10-13 19781 San Luis Obispo Sweet Springs area on southern shore of Morro Bay. 2 Comment
  JEPS119350  Ericameria linearifolia R. Snyder, K. Soler 2012-5-17 CA 160 -08 San Luis Obispo Loc. Deets. Starting at entrance of Caliente Ridge on both sides of rd for 3 miles near Selby campground (road is off Soda Lake, turn right at fork. Comment
  JEPS31351  Ericameria linearifolia W. L. Jepson 1927-4-26 12002 San Luis Obispo Caliente Hills Comment
  JEPS86508  Ericameria linearifolia Roy E. Buck 1988-3-29 850 San Luis Obispo 6 air km ne New Cuyama (n to nw-facing side slopes of draw on e-facing lowermost slope of Padrones Canyon, ca 1.0 air km nne of mouth of canyon (e side)); Caliente Range, Padrones Canyon 707 Comment
  OBI16763  Ericameria nauseosa var. mohavensis Robert F. Hoover 1952-11-1 8274 San Luis Obispo Caliente Mtn. Comment
  SBBG81251  Ericameria palmeri var. pachylepis C. F. Smith 1974-10-4 10774 San Luis Obispo St Hwy 166, near Alamo Crk Comment
  CAS-BOT-BC293649  Erigeron blochmaniae Ernest C. Twisselmann 1955-10-1 2424 San Luis Obispo Sand dunes at southwest end of Morro Bay 6 Comment
  SD40127  Erigeron blochmaniae Edith A. Purer 1938-8-22 7877 San Luis Obispo Sand Dunes along ocean Comment
  RSA115510  Erigeron foliosus var. blochmaniae E. C. Twisselmann 1955-10-1 2424 San Luis Obispo Southwest end of Morro Bay. 6 Comment
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Nov 4 2015
  RSA165640  Erigeron foliosus var. stenophyllus Clare B. Hardham 1959-6-10 4808 San Luis Obispo Santa Lucia Mountains; Santa Barbara Road, Atascadero Comment
  OBI66743  Erigeron philadelphicus David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-11 29803 San Luis Obispo Santa Margarita Ranch. Trout Creek. Vicinity of 35.35708 deg. N x 120.56807 deg. W 375 Comment
  UC455837  Erigeron philadelphicus var. philadelphicus unknown 59 San Luis Obispo Osos Valley Comment
  OBI72371  Erigeron sumatrensis Anthony Baniaga 2010-4-28 151 San Luis Obispo Black Lake Cyn; Choin property 24 Comment
  OBI57168  Eriodictyon altissimum Barrett Anderson 1972-1 San Luis Obispo Comment
  OBI75688  Eriodictyon altissimum P. V. Wells 1960-1 San Luis Obispo Comment
  OBI13953  Eriodictyon traskiae subsp. smithii W. Kent Allender 1962-12-17 21 San Luis Obispo Cuesta Summit north of US 101, San Luis Obispo Comment
  OBI23022  Eriodictyon traskiae subsp. smithii Robert J. Rodin 1962-5-8 6865 San Luis Obispo Ridge 1-1/2 mi SE of Cuesta Summit, 4 mi N of San Luis Obispo Comment
  CAS-BOT-BC248574  Eriogonum angulosum Lonnie Belden 1965-7-16 s.n. San Luis Obispo Head of Morales Canyon, Caliente Mt. Comment
  UCD77648  Eriogonum angulosum Robert E. Preston 1998-6-16 1134 San Luis Obispo ca. 1.2 mi W of Shell Creek, ca. 0.25 mi N of Hwy 58 472 Comment
  OBI11144  Eriogonum baileyi Robert F. Hoover 1966-10-1 10101 San Luis Obispo upper Arroyo Grande at confluence of Phoenix Crk Comment
  RSA0028151  Eriogonum baileyi Greg Wilvert 2005-6-29 488 San Luis Obispo Along Padrones Canyon Rd. 852 Comment
  OBI54833  Eriogonum baileyi var. baileyi David J. Keil 1996-9-13 26047 San Luis Obispo Along Shell Creek Road, ca. 1/4?3/4 miles n of Hwy 58. Comment
  OBI79163  Eriogonum baileyi var. baileyi Kyle R. Weichert, Audrey Weichert 2014-8-23 3 San Luis Obispo On the east bank of the Salinas Riverbed near Templeton, CA 229 Comment
  UC101528  Eriogonum cithariforme J. G. Lemmon and wife May 1887 San Luis Obispo near Santa Margarita; Baron Schroeder's Ranch Comment
  OBI78412  Eriogonum cithariforme var. agninum David J. Keil, with Rhonda Riggins 2003-4-23 30137 San Luis Obispo Caliente Range. Along main ridge northwest of Caliente Peak. Vicinity of 35.10098 deg. N x 119.83444 deg. W 1280 Comment
  CAS-BOT-BC242518  Eriogonum clavatum John Thomas Howell 1948-6-14 24339 San Luis Obispo Cholame Creek west of Shandon Comment
  UC85877  Eriogonum elegans A. Norton Aug. 1891 San Luis Obispo bed of <river> Salinas <River> (near boundary line of San Luis Obispo and Monterey counties); Salinas River, near boundary of Monterey & San Luis Obispo Co. Comment
  UC570138  Eriogonum fasciculatum var. foliolosum B. Bolt 1936-5-26 747 San Luis Obispo 5 1/2 mi ne Santa Margarita 518 Comment
  OBI56977  Eriogonum fasciculatum var. foliolosum Steven A. Junak 1990-5-15 4337 San Luis Obispo Santa Lucia Mts: W Cuesta Ridge: Cuesta Ridge Botanical Area, along S side of W Cuesta Ridge Rd (USFS rd #29S11.3), 0.1 mi E of W end of Botanical Area, ca. 5.5 mi W of hwy 101 756 Comment
  RSA586437  Eriogonum fasciculatum var. foliolosum D. A. Young, F. L. Johnson 1992-6-17 ROB 0046 San Luis Obispo Sulphur Spring road in middle of Area River Comment
  CAS-BOT-BC250243  Eriogonum fasciculatum var. polifolium Ernest C. Twisselmann 1954-6-12 1365 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Canyon of West slope of Crocker Grade, Southern Temblor Mountains 731 Comment
  CAS-BOT-BC250282  Eriogonum giganteum Ernest C. Twisselmann 1960-8-22 5989 San Luis Obispo Natural garden, Twisselmann Ranch, eastern San Luis Obispo County Comment
  OBI11080  Eriogonum gracile Robert F. Hoover 1946-8-25 6345 San Luis Obispo Price Cyn Comment
  UC1873082  Eriogonum gracile David Keil with Margriet Wetherwax, Beth Painter, J. Olsen, K. Downing, C. Bratt, and L. D. Althouse 2000-5-16 28692 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  RSA116523  Eriogonum gracile var. gracile E. C. Twisselmann 1955-9-1 2362 San Luis Obispo S summit of Calf Canyon. 427 Comment
  CAS-BOT-BC261149  Eriogonum gracillimum Ernest C. Twisselmann 1954-6-5 1332 San Luis Obispo Panorama Hills, Southeastern San Luis Obispo County, Temblor Range and the Western San Joaquin Valley 670 Comment
  SBBG28616  Eriogonum gracillimum E. C. Twisselmann 1967-8-23 13561 San Luis Obispo Choice Valley: Gillis Cyn Rd, just W of Eben McMillan Place 685 Comment
  CAS-BOT-BC261190  Eriogonum heermannii var. heermannii R. F. Hoover 1952-11-1 8269 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC268883  Eriogonum nudum var. auriculatum Ernest C. Twisselmann 1952-8-3 159 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the head of Palo Prieta Creek, 8 miles south of Cholame 594 Comment
  CAS-BOT-BC271986  Eriogonum nudum var. pubiflorum Ernest C. Twisselmann 1955-7-22 2278 San Luis Obispo La Panza Range. Near head of Huer Huero [Huerhuero] Creek, Las Pilitas district 594 Comment
  OBI31246  Eriogonum nudum var. pubiflorum Joy Nishida 1982-8-12 522 San Luis Obispo American Cyn. 1.4 mi S of campground where stream crosses rd 500 Comment
  RSA151652  Eriogonum ordii Clare B. Hardham 1962-4-13 8973 San Luis Obispo South end Carissa Plains, hills on western side Comment
  UC2027401  Eriogonum ordii Greg Wilvert 2005-4-14 230 San Luis Obispo Southeast Half of the Caliente Range. 1.1 km SSW of Padrones Spring. Comment
  CAS-BOT-BC257905  Eriogonum parvifolium John Thomas Howell 1929-10-12 4479 San Luis Obispo Rocky canyon-side of Morro Creek, 9 miles e of Morro Comment
  SBBG14962  Eriogonum parvifolium E. R. Blakley 1960-7-2 3511 San Luis Obispo 0.25 mi N of Oso Flaco Lake 30 Comment
  SEINET11261121  Eriogonum parvifolium Suzanne Morrill 1981-8-25 84 San Luis Obispo Cambria, collected along Moonstone Beach along the northern end in the state park.; 0 Comment
  OBI10961  Eriogonum roseum Robert F. Hoover 1966-9-16 10067 San Luis Obispo Creston Comment
  OBI66661  Eriogonum saxatile D. R. Miller 1997-5-17 597 -662 San Luis Obispo Pine Mt Region. Along rd edge at Bennet Peak. Outside the study area 760 Comment
  CAS-BOT-BC263434  Eriogonum temblorense Ernest C. Twisselmann 1965-9-15 11564 San Luis Obispo Summit of Antelope Grade on Highway 46, Temblor Range and the Western San Joaquin Valley 518 Comment
  UCSB29054  Eriogonum vimineum Hardham, Clare 1959-6-19 San Luis Obispo Santa Barbara Rd; Atascadero Comment
  CAS-BOT-BC264904  Eriogonum viridescens R. F. Hoover 1946-9-14 6376 San Luis Obispo Santa Margarita Comment
  RSA0019357  Eriogonum viridescens Greg Wilvert 2005-5-20 431 San Luis Obispo Southeast half of the Caliente Range: 2.1 km WNW of Quail Springs Reservoir. 1129 Comment
  OBI60064  Eriogonum viridescens E. Craig Cunningham Jun-92 s.n. San Luis Obispo Along Pozo Rd and about 2 mi from jctn with hwy 58 Comment
  HSC37512  Eriophyllum confertiflorum A. M. Montalvo, J. D. Ackerman 1975-6-24 504 San Luis Obispo Cerro Alto Campground off Hwy. 41, between Altascadero and Morro Bay; In the Santa Lucia Mtns. Comment
  RSA586245  Eriophyllum confertiflorum F. L. Johnson, E. A. Young 1993-5-26 ROB 0628 San Luis Obispo Whiskey Spring Comment
  CAS-BOT-BC304113  Eriophyllum confertiflorum David D. Keck 1934-4-26 2807 San Luis Obispo 8 miles W of Simmler, W edge of Carrizo Plains, on road to La Panza Comment
  OBI23011  Eriophyllum confertiflorum Tracey and Viola Call, Viola Call 1965-5-31 2382 San Luis Obispo West of Cuesta Grade pass 610 Comment
  UC1118334  Eriophyllum confertiflorum var. confertiflorum W. A. Peterson 1937-4-29 768 San Luis Obispo Martinez Canyon La Panza Quadrangle, Martinez Canyon 594 Comment
  OBI66207  Eriophyllum multicaule Kathleen Goddard Jones 1994-4-17 s.n. San Luis Obispo CNPS Wilflower Weekend outing to Guadalupe Dunes. Wild Almond Meadows: five deflation areas near Oso Flaco Lake at property owned by Lena Enos Buss Comment
  RSA232923  Eriophyllum multicaule L. S. Rose 1968-4-8 68032 San Luis Obispo Baywood Park, Morro Bay 15 Comment
  OBI5554  Eriophyllum staechadifolium Sharon Jochums 1974-2-2 7 San Luis Obispo Just S of Arroyo de la Cruz, W of hwy 1 Comment
  SEINET4208519  Eriophyllum staechadifolium Richard R. Halse 2012-3-26 8428 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.; 0 10 Comment
  SEINET1004409  Erodium botrys George K. Helmkamp 2004-1 8353 San Luis Obispo Central Coast: Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi E of Hwy CA-1. 91 Comment
  OBI74277  Erodium brachycarpum Theo Fitanides, Anthony Baniaga 2010-2-28 2 San Luis Obispo Tierra Redonda Mtn BLM ACEC 348 Comment
  OBI14097  Erodium brachycarpum Robert F. Hoover 1967-4-20 10497 San Luis Obispo 4 mi E of Creston on La Panza Rd Comment
  OBI75470  Erodium cicutarium Jenner Whitt 2003-4-3 15 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  UC1130279  Erodium cicutarium N. K. Carlson 1936-3-19 157 San Luis Obispo 1.9 mi ese Picacho; Arroyo Grande Quad. 175 Comment
  OBI28963  Erodium moschatum David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14570 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  OBI43639  Erodium moschatum J. Burns and J. Souza, J. Souza 1979-4-29 San Luis Obispo S of San Luis Obispo along Oak park Rd, ca 1/2 mi N of Arroyo Grande Comment
  OBI8983  Eryngium aristulatum var. hooveri Robert F. Hoover 1969-8-25 11555 San Luis Obispo Laguna de San Luis Obispo Comment
  CDA38326  Eryngium armatum A. C. Browne 1951-6-21 s.n. San Luis Obispo Cambria. 0 Comment
  OBI5535  Eryngium armatum Sharon Jochums 1974-4-28 174 San Luis Obispo West of Hwy 1 just south of Arroyo de la Cruz Comment
  SBBG96059  Eryngium armatum D. Keil 1983-7-16 17391 San Luis Obispo 1.8 mi N of Arroyo de la Cruz Comment
  UC410851  Eryngium armatum Alice Eastwood 1928-5-18 15149 San Luis Obispo San Simeon Bay near Cambria; San Simeon Bay Comment
  SBBG107249  Eryngium vaseyi C. B. Hardham 1957-6-18 2260 San Luis Obispo Huntington Ranch, Tierra Redonda Comment
  SBBG32193  Eryngium vaseyi E. C. Twisselmann 1968-9-12 14926 San Luis Obispo T. Franklin Twisselmann Ranch, Choice Valley 609 Comment
  CAS-BOT-BC54466  Erysimum capitatum Roxana S. Ferris 1939-5-19 9750 San Luis Obispo 3 miles east of Templeton near Templeton-Creston road. Comment
  CAS-BOT-BC54506  Erysimum capitatum Lincoln Constance; Alan A. Beetle 1940-3-22 2538 San Luis Obispo Near San Juan Creek, Syncline Hill, 5 miles east of La Panza. 548 Comment
  SBBG55807  Erysimum suffrutescens L. R. Bevier 1983-5-28 46 San Luis Obispo 0.25 mi NW of Oso Flaco Lake Rd end 18 Comment
  CAS-BOT-BC55229  Erysimum suffrutescens G. B. Rossbach; R. P. Rossbach 1938-5-6 825 A San Luis Obispo About one third way up inland face of Morro Rock, Morro Bay. Comment
  UC1034734  Erysimum suffrutescens G. B. Rossbach 1955-5-2 591 San Luis Obispo Lower NE slope of Morro Rock. Comment
  UCR122551  Eschscholzia caespitosa George K. Helmkamp 2002-4-20 7456 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  CAS-BOT-BC402815  Eschscholzia caespitosa R. F. Hoover 1967-2-18 10234 San Luis Obispo Slope between Coon Creek and Diablo Canyon Comment
  CAS-BOT-BC403498  Eschscholzia californica R. F. Hoover 1964-6-11 9041 San Luis Obispo Just south of Hazard Canyon Comment
  JEPS116448  Eschscholzia californica Alice Le Duc 1999-4-28 394 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
  UCR134453  Eschscholzia californica George K. Helmkamp 2003-9-26 8181 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  CDA17545  Eschscholzia californica Austin Griffiths 1980-4-12 s.n. San Luis Obispo Oceano Dunes; Oceano. Comment
  OBI31856  Eschscholzia californica Robert J. Rodin 1956-5-29 6085 San Luis Obispo Sand dunes at S end of Morro Bay Comment
  RSA764560  Eschscholzia californica var. maritima Doris Bowers 1967-8-12 137 San Luis Obispo Pismo Beach Dunes 3 Comment
  UC10067  Eschscholzia hypecoides Jos. Burtt Davy May, 1901 7572 San Luis Obispo Templeton Comment
  RSA176482  Eschscholzia lemmonii I. L. Wiggins 1932-3-21 5795 San Luis Obispo 2 miles east of Cholame Comment
  UC1296240  Eschscholzia lemmonii R. F. Hoover 1949-4-21 7606 San Luis Obispo just e San Juan R. (on road from La Panza to Simmler) Comment
  UCD105539  Eschscholzia lemmonii subsp. lemmonii Robert E. Preston 2010-4-23 2766 San Luis Obispo San Luis Obispo County: W slope of Temblor Range, 5 mi ENE of Simmler. 920 Comment
  UC1296232  Eschscholzia rhombipetala R. F. Hoover 1950-3-31 7775 San Luis Obispo La Panza District La Panza District Comment
  OBI22815  Eucalyptus polyanthemos Mary Giannotti 1971-11-13 5 San Luis Obispo Cal Poly campus; W side of the cafeteria Comment
  OBI22798  Eucalyptus pulverulenta Mary Giannotti 1971-11-13 10 San Luis Obispo Cal Poly campus Comment
  UC1529031  Eulobus californicus Dean W. Taylor 1986-4-20 8789 San Luis Obispo canyon opening into north end of Elkhorn Plain; Temblor Range, Panorama Hills 7.5' Quadrangle 762 Comment
  OBI82359  Euphorbia David J. Keil 2015-9-23 33408 San Luis Obispo Arroyo Grande. Fair Oaks Avenue at Fred Grieb bridge over Arroyo Grande Creek. 25 Comment
  CDA34829  Euphorbia oblongata David J. Keil 1998-4-9 26613 San Luis Obispo Pismo Beach; southbound freeway exit just north of Hinds Ave. exit. 0 Comment
  CAS-BOT-BC207081  Euphorbia ocellata Ernest C. Twisselmann 1954-7-17 1431 San Luis Obispo Palo Prieta Creek, 3 miles south of Cholame - Temblor Range and the Western San Joaquin Valley 487 Comment
  OBI57759  Euphorbia serpillifolia subsp. serpillifolia David J. Keil 1998-9-4 28098 San Luis Obispo Garden Farms area. Santa Margarita Creek N of Santa Margarita, W of El Camino Real bridge, just S of Santa Margarita Rd. Comment
  POM137436  Euphorbia spathulata R. W. Summers 1880-4-25 8687 San Luis Obispo Glades of the Santa Lucia Mts. Comment
  OBI76896  Euthamia occidentalis D. R. Miller 2011-10-5 1011 .1004 San Luis Obispo Rocky Butte/Pine Mt Region. Cole Ranch (Will Hearst property) Marmolejo Crk drainage 744 Comment
  OBI59372  Festuca arundinacea Michael Curto, with Jill Bushakra 2001-6-14 29555 San Luis Obispo Summit area between Prefumo Canyon and See Canyon, San Luis Range. Comment
  OBI25161  Festuca arundinacea Ruth E. Davis 1964-5-24 111 San Luis Obispo 1023 Mill St., San luis Obispo Comment
  OBI2579  Festuca californica Larry E. Brown 1970-4-1 1922 San Luis Obispo In Perfumo Cyn near San Luis Obispo Comment
  UCR190647  Festuca dertonensis George K. Helmkamp, E. A. Helmkamp 2005-3-25 9224 San Luis Obispo Outer South Coast Ranges, upper Lopez Canyon; 2.2 mi north of Hi Mountain Road along Upper Lopez Canyon Road 317 Comment
  CAS-BOT-BC278371  Festuca elmeri R. F. Hoover 1949-5-22 7717 San Luis Obispo 2 mi. E. of Templeton Comment
  OBI21842  Festuca microstachys Robert D. Page 1962-4-20 75 San Luis Obispo Cal Poly Canyon Comment
  OBI59041  Festuca microstachys David J. Keil 1998-4-30 27020 San Luis Obispo Caliente Range. 6.5 mi from Soda Lake Rd. on Selby Rd. (35 deg. 06.496' N x 119 deg. 51.124' W) 1271 Comment
  OBI19847  Festuca microstachys Walter F. Chesebro 1978-5-6 104 San Luis Obispo Collected at Avenales Reserve, 21 mi E of the intersection of hwy 58 and hwy 101 Comment
  UCR140372  Festuca myuros George K. Helmkamp 2004-3-19 8383 San Luis Obispo Central Coast, Arroyo Grande, along Traffic Way south of Grand Ave. at Arroyo Grande Creek 24 Comment
  OBI2593  Festuca myuros Larry E. Brown 1970-4-12 1771 San Luis Obispo Forest service rd on N side of Cuesta Ridge Comment
  OBI28281  Festuca perennis Rick Frelinger 1982-5-10 82 San Luis Obispo San Luis Crk in Reservoir Cyn, San Luis Obispo Comment
  SBBG94136  Festuca perennis S. A. Junak 1990-4-17 4170 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
  OBI58968  Festuca rubra David J. Keil 1998-1 27917 San Luis Obispo San Luis Obispo. Catchment basin just E of railroad tracks adjacent to Tank Farm Rd. Comment
  UC1583757  Festuca rubra David Keil with Melissa Luckow, Dirk Walters, Malcolm McLeod, Craig Cunningham 1983-6-12 17157 San Luis Obispo n of San Simeon (vicinity of Arroyo de los Chinos and Arroyo de la Cruz, above s trending section of Arroyo de Los Chinos e of BM 77); Arroyo de los Chinos, Arroyo de la Cruz Comment
  UCSB70423  Festuca temulenta H., B.; Noe, C. 1989-5-17 San Luis Obispo Wineman property Comment
  OBI19095  Foeniculum vulgare Robert C. Brown 1974-11-16 22 San Luis Obispo E side of Poly Cyn [Cal Poly campus] 91 Comment
  OBI27399  Frangula californica subsp. californica Thomas Burrows 1980-5-17 61 San Luis Obispo Reservoir Cyn 152 Comment
  OBI14184  Frankenia salina F. Rush 1957-1 s.n. San Luis Obispo S. Morro Bay Comment
  SEINET3840852  Frankenia salina G. F. Hrusa, T. D. Wilfred 2000-9-29 15689 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
  CAS-BOT-BC211633  Frankenia salina Ernest C. Twisselmann 1953-7-25 325 San Luis Obispo Alkaline pool in the San Andreas Fault at the summit of Palo Prieta Canyon, Temblor Range and the Western San Joaquin Valley Comment
  OBI12174  Fraxinus dipetala Unknown 1960-4-22 s.n. San Luis Obispo 2 mi W of Paso Robles Comment
  CAS-BOT-BC205932  Fremontodendron californicum Robert F. Thorne; P. Everett 1963-6-7 32141 San Luis Obispo Along Cuesta Ridge road, 1.8 miles NW from Cuesta Pass Freeway 548 Comment
  CAS-BOT-BC504394  Fritillaria Dean William Taylor 1971-4-24 1031 San Luis Obispo Summit of Cuesta Ridge 518 Comment
  RSA367704  Fritillaria affinis Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles Comment
  POM98113  Fritillaria ojaiensis Philip A. Munz 1925-3-25 9213 San Luis Obispo Morro Creek. 366 Comment
  UCR266029  Fumaria capreolata David J. Keil 2005-3-3 30335 San Luis Obispo Central Coast, San Luis Obispo, Madonna Road at northbound on-ramp to US 101, roadside next to sidewalk and highway barrier 49 Comment
  UCR266182  Fumaria capreolata David J. Keil 2001-3-13 29174 San Luis Obispo San Luis Obispo, [west] end of South Street at San Luis O. Creek 49 Comment
  OBI28192  Galium andrewsii Jeffery Null 1980-5-12 29 San Luis Obispo Ecological Study Area, Calif Polytechnic State University, San Luis Obispo Comment
  RSA0042949  Galium angustifolium subsp. angustifolium LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6533 San Luis Obispo La Panza Range: Western side of the Machesna Mountain Wilderness. American Canyon Campground., Near 35.28461N 120.26558W. Follow trail up to last creek crossing, below stock pond. Near the main ridge line. Ended near 35.29415N 120.23097W. 538 Comment
  OBI31058  Galium aparine Julie M. Vanderwier 1978-5-28 60 San Luis Obispo Indian Knob Tar Sands Comment
  OBI31335  Galium aparine Joy Nishida 1982-4-10 209 San Luis Obispo American Cyn campground 536 Comment
  OBI65036  Galium aparine Greg Wilvert 2005-4-13 223 San Luis Obispo SE half of the Caliente Range. 4 km SSW of Lawson Spring 752 Comment
  SBBG104475  Galium aparine M. D. Proctor, E. A. Young 1993-3-17 ROB 169 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG104737  Galium aparine M. D. Proctor, E. A. Young 1993-4-15 ROB 413 San Luis Obispo 0.5 km NE of Gate 11 on Nacimiento Rd; Camp Roberts Comment
  UCR115566  Galium aparine George K. Helmkamp, E. A. Helmkamp 2000-4-20 5393 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  HSC91496  Galium californicum Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro Comment
  OBI58697  Galium hardhamiae David J. Keil, with Rhonda Riggins and D. R. Miller 1998-5-27 27536 San Luis Obispo Santa Lucia Mountains. Hearst Ranch. San Simeon Creek Rd., 17.3 road miles NE-N of junction with Hwy 1. Comment
  OBI42200  Galium porrigens David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19474 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. Eastern base of Santa Lucia Mts in area that was locally the eastern boundary of the Las Pilitas fire of July 1985. Comment
  OBI4498  Galium porrigens Elizabeth Rudd 1971-5-23 293 San Luis Obispo 3 mi NE of Santa Margarita 366 Comment
  SBBG34948  Galium porrigens var. porrigens Mrs. R. W. Summers 1883-1 375 San Luis Obispo San Luis Mtn Comment
  OBI9910  Galium trifidum subsp. columbianum Robert F. Hoover 1946-8-25 6335 San Luis Obispo Oceano Beach Comment
  CAS-BOT-BC208387  Garrya elliptica R. F. Hoover 1947-6-3 7268 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC208392  Garrya elliptica Gertrude Sinsheimer 1930-3-1 s.n. San Luis Obispo Canyon [canon] beyond Chorro Canyon [canon] Comment
  OBI3354  Garrya elliptica Neil Havlik 1970-3-15 532 San Luis Obispo Park ridge, about 2 mi E of Morro Bay 244 Comment
  POM258546  Garrya veatchii Roxana S. Ferris 1939-6-20 9792 San Luis Obispo Four miles west of Paso Robles on Peachy Canyon Road. Comment
  RSA00040393  Garrya veatchii LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6293 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. 558 Comment
  OBI65830  Garrya veatchii D. R. Miller 1994-3-31 394 -157 San Luis Obispo Pine Mt. Region. Next to Coles road on Williams' cutoff road, Marmolejo crk drainage 853 Comment
  RSA201693  Garrya veatchii Robert F. Hoover 1948-4-16 7454 San Luis Obispo Eagle Ranch, south of Atascadero. Comment
  SBBG104772  Gastridium phleoides F. L. Johnson, E. A. Young 1993-5-27 ROB 678 San Luis Obispo Cerro Romualdo, Camp San Luis Obispo Comment
  CDA4098  Genista canariensis T. C. Fuller 1968-5-22 17078 San Luis Obispo Ardath Drive & Madison Street, Cambria. 0 Comment
  RSA681276  Geranium dissectum Scott D. White, Ken McDonald 2001-5-9 8478 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  SD224985  Geranium dissectum G. K. Helmkamp 1996-5-24 1027 San Luis Obispo State Park system north of Turri Road and 1.5 mi. east of South Bay Blvd. 93 Comment
  OBI78007  Geranium incanum Michael Walgren 2013-3-20 293 San Luis Obispo Morro Bay, in the dunes adj to the campgrund at Morro Strand state beach 4 Comment
  OBI75256  Geranium molle David J. Keil 2011-5-12 31009 San Luis Obispo San Luis Range. Irish Hills. Madonna - Twisselmann Ranch, accessed from Prefumo Canyon Road. 304 Comment
  RSA180629  Gilia achilleifolia E. C. Twisselmann 1965-3-23 10499 San Luis Obispo Hills at the head of Palo Prieta Canyon 671 Comment
  SJSU11614  Gilia achilleifolia K. S. Corwin 1968-4-7 San Luis Obispo Hwy 101 c. 3 mi N of Nipomo Comment
  SBBG117965  Gilia achilleifolia subsp. achilleifolia M. Wetherwax, E. Painter, J. Froland 2000-4-20 SLO 106 San Luis Obispo S of large serpentine outcrop W of Chorro Reservoir; Camp San Luis Obispo 200 Comment
  UC1023811  Gilia achilleifolia subsp. achilleifolia R. F. Hoover 1947-3-30 6835 San Luis Obispo on La Panza-Shandon roads Fernandez Creek Comment
  UC23736  Gilia achilleifolia subsp. achilleifolia L. Jared 1822-3-4 San Luis Obispo Estrella South Coast Ranges, Estrella (E San Luis Obispo Co.) Comment
  UC64880  Gilia achilleifolia subsp. achilleifolia Mrs. R. W. Summers 1889-2-20 San Luis Obispo Coast Hills Comment
  SBBG64390  Gilia achilleifolia subsp. multicaulis M. M. Miles -Feb-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCR129876  Gilia aliquanta subsp. breviloba Verne Grant 1949-4-25 8696 San Luis Obispo Inner Coast Range, Cuyama Valley near junction of Ojai [Hwy 33] and Cuyama Valley [Hwy 166] roads 1067 Comment
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Jul 14 2015
  UC1023802  Gilia clivorum R. F. Hoover 1947-4-12 6901 San Luis Obispo Upper Navajo Creek La Panza Range, Upper Navajo Creek Comment
  UC1392665  Gilia clivorum R. F. Hoover 1968-4-16 11023 San Luis Obispo Cuyama River n side river (at Gypsum Canyon bridge); Cuyama River at Gypsum Canyon bridge Comment
  RSA140762B  Gilia malior Clare B. Hardham 1960-4-8 5357 San Luis Obispo Bed of San Juan River, Road from Paso Robles, to Simmler. Comment
  RSA67202  Gilia minor Verne Grant, Alva Grant 1947-4-11 7934 San Luis Obispo San Luis Obisbo Co. Hwy 399, 0.7 mi. E of intersection of hwy 166. SE San Luis Obisbo Co. Comment
  JEPS2611 Image available Gilia multicaulis J. H. Barber 1899-4-9 San Luis Obispo Paso Robles; ; Paso Robles, San Luis Obispo Co. Comment
  CHSC63988  Gilia tenuiflora B. Castro; G. Kuenster 1989-4-15 299 San Luis Obispo Ca 4 mi NE of Santa Margarita, ca 1.5 mi NE of the Salinas R, on slopes above Hwy 58 in Calf Cyn. 365 Comment
  UCSB57190  Gilia tenuiflora Callaway, R.; Ryan, P. 1987-4-17 San Luis Obispo North side of Parkhill Road, 2.5 miles east of its jct. with Hwy. 58, north of Santa Margarita 457 Comment
  RSA111285  Gilia tenuiflora subsp. amplifaucalis Clare B. Hardham 1956-3-27 303 San Luis Obispo Chimney Rock Ranch, intersection Oak Flat Road and north road to Adelaida Comment
  SBBG117506  Gilia tenuiflora subsp. tenuiflora E. Painter, M. Wetherwax 2002-4-21 CR 288 San Luis Obispo rd to cave past Twin Bridges, on W side of Nacimiento River; Camp Roberts 171 Comment
  UC615383  Gilia tenuiflora subsp. tenuiflora Beryl O. Schreiber 1934-4-1 1085 San Luis Obispo road to Santa Margarita from Pozo; road to Santa Margarita from Pozo Comment
  OBI66449  Githopsis diffusa subsp. diffusa David J. Keil 1997-4-19 26220 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 3.3 road miles north of junction with san jose-avenales road. 610 Comment
  SBBG3328  Glycyrrhiza lepidota A. J. Stewart 1942-8-30 209 San Luis Obispo Abrahamson Ranch 0.5 mi N Templeton Comment
  OBI56592  Gnaphalium palustre David J. Keil 1998-8-24 28034 San Luis Obispo Los Padres National Forest, N of Rock Front Ranch along route to Big Rocks. 579 Comment
  OBI20834  Greeneocharis circumscissa Robert F. Hoover 1967-4-9 10410 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  OBI79617  Grevillea Robert Sanford 2014-2-22 2 San Luis Obispo California Polytechnic State University, San Luis Obispo, 50ft east of building 192, edge of parking lot. 107 Comment
  OBI82490  Grindelia camporum David J. Keil, with Kathleen Keil 2016-6-26 33283 San Luis Obispo Santa Rita Road between Cayucos and Templeton 250 Comment
  JEPS96513  Grindelia hirsutula Dean W. Taylor 1971-4-24 1023 San Luis Obispo Cuesta Ridge, in Cuesta Ridge Botanical Area along the ridge at Firebreak Benchmark 2476 746 Comment
  SBBG18330  Grindelia hirsutula C. B. Hardham, C. Butterworth 1960-6-2 5983 San Luis Obispo Cuesta Comment
  OBI41004  Grindelia hirsutula David J. Keil 1985-9-28 19038 San Luis Obispo Los Osos/Baywood Park area. S of Los Osos Valley Rd. along Clark Valley rd. Along dirt road to quarry overlooking cultivated fields that border Blue Heron View Way. Comment
  SEINET11262331  Grindelia hirsutula David Keil 1988-9-23 21152 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd, to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland.; 0 Comment
  UC134625  Grindelia hirsutula Alice Eastwood 1896-5 San Luis Obispo near boundary between Santa Barbara County and San Luis Obispo County; Suey River Comment
  UC1127015  Guillenia lasiophylla G. T. Nordstrom 1937-4-28 1122 San Luis Obispo 3.7 mi ne Chimney Rock; Adelaida Quad. 335 Comment
  UC55721  Guillenia lasiophylla Mrs. R. W. Summers Apr 1886 San Luis Obispo San Luis Mt. Comment
  UC54799  Guillenia lasiophylla Mrs. R. W. Summers Jun 1886 San Luis Obispo Comment
  OBI27221  Hazardia squarrosa Thomas Burrows 1980-8-14 110 San Luis Obispo Reservoir canyon 160 Comment
  OBI35831  Hazardia squarrosa Allison Berry 1984-5-8 201 San Luis Obispo Camp San Luis shooting facility. 6.5 mi N of San Luis Obispo on Hwy 1 Comment
  OBI50571  Hazardia squarrosa Jan Barber, Sue Weis 1993-6-16 10 San Luis Obispo West of Laguna Lake Park Comment
  UC1118832  Hazardia squarrosa var. grindelioides H. A. Jensen 1939-8-30 62 San Luis Obispo Black Mountain Adelaida Quad., Black Mountain 518 Comment
  UC75967  Hazardia squarrosa var. squarrosa J. E. Roadhouse 1905-1-1 78 San Luis Obispo Comment
  UC1285048  Hazardia stenolepis R. F. Hoover 1946-10-6 6474 San Luis Obispo w of Kern Co. line (e side of Cottonwood Pass); Cottonwood Pass Comment
  OBI32023  Hedypnois rhagadioloides David J. Keil, Eric Wise 1981-5-25 14801 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  CAS-BOT-BC306725  Helenium bigelovii Clare B. Hardham 1956-7-15 1258 San Luis Obispo Santa Lucia Mountains. Santa Rita Creek Comment
  CAS-BOT-BC309519  Helenium puberulum R. F. Hoover 1967-10-7 10878 San Luis Obispo Oso Flaco Lake Comment
  OBI78929  Helenium puberulum David J. Keil 2013-8-22 31923 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
  OBI80015  Helenium puberulum David J. Keil 2013-7-6 31826 San Luis Obispo San Luis Range. Prefumo Canyon Road. Creek bottom just upstream of bridge 3 100 Comment
  POM306670  Helianthemum scoparium var. scoparium Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 1940-4-21 I 485 San Luis Obispo Morro Bay region. Comment
  UC1321261  Helianthus annuus R. F. Hoover 1966-9-16 10070 San Luis Obispo 2 mi n Creston Comment
  SBBG104431  Helianthus gracilentus M. D. Proctor, E. A. Young 1993-4-17 ROB 480 San Luis Obispo 0.3 km S of Pick and Shovel Mine; Camp San Luis Obispo Comment
  OBI42296  Helianthus gracilentus Eben McMillan 1953-6-18 s.n. San Luis Obispo Queen Bee mine area Comment
  OBI54872  Helianthus gracilentus David J. Keil, with Kathleen A. Keil 1997-4-22 26226 San Luis Obispo Los padres national forest. la panza mountains. along black mountain road, 0.4 miles from park hill road just beyond turkey flat campground. 500 Comment
  RSA302647  Helianthus gracilentus J. R. Shevock 1972-4-1 1518 San Luis Obispo E. slope Paso grade, La Panza Mts. 854 Comment
  SBBG81868  Helianthus gracilentus E. McMillan 1953-6-18 San Luis Obispo Queen Bee Mine Comment
  OBI15575  Helminthotheca echioides Betty Sheehan 1957-10-11 7 San Luis Obispo Cal Poly Campus, Science Bldg Comment
  OBI15576  Helminthotheca echioides Robert F. Hoover 1964-8-13 9225 San Luis Obispo Mouth of Morro crk Comment
  LA211602  Hemizonia congesta subsp. luzulifolia Mark A. Elvin; David Keil 2014-9-12 7611 San Luis Obispo East of Morrow Bay; ca. 250 NE of Portola Point, in saddle along Live Oak Trail at beginning of Portola Trail. 53.0 Comment
  UC454312  Hemizonia congesta subsp. luzulifolia unknown 62 San Luis Obispo Comment
  UC1069537  Hemizonia congesta subsp. luzulifolia H. E. Malmsten 1926-3-19 San Luis Obispo 3 mi s San Luis Obispo Comment
  RSA216750  Hemizonia increscens Robert F. Hoover 1969-9-15 11590 San Luis Obispo San Bernardino Creek. Comment
  OBI57028  Herniaria hirsuta var. cinerea G. F. Hrusa 1998-4-25 14220 San Luis Obispo South Coast Ranges. Carrizo Plain Natural Area. Swain Wash, at S end of Swain pasture and approx 1/2 mi W of Soda Lake Rd. Quad Wells Ranch 7.5 660 Comment
  RSA140236  Hesperevax acaulis Clare B. Hardham 1960-3-27 5245 San Luis Obispo Intersection Oak Flat Rd. and North Rd. to Adelaida; Santa Lucia Mts. Comment
  UC31912  Hesperevax sparsiflora var. sparsiflora W. H. Brewer Apr 1861 464 San Luis Obispo San Luis Obispo Comment
  RSA518262  Hesperocnide tenella Steven A. Junak 1990-5-1 4281 San Luis Obispo Santa Lucia Mountains: at N edge of Cuesta Ridge Botanical Area, along power line access road which intersects Tassajera Creek Road ca. 2.4 mi W of Highway 101 ca. 1.2 road miles S of Tassajera Creek Road. 534 Comment
  OBI35262  Hesperocyparis macrocarpa H. E. Jones 1981-5-18 4 San Luis Obispo Point Piedras Blancas. Planted on N side of water tower and school room as a wind break Comment
  SBBG119443  Hesperolinon micranthum E. Painter, M. Wetherwax, J. Greenhouse 2003-6-25 CR 458 San Luis Obispo ephemeral tributary of San Marcos Crk; Camp Roberts 250 Comment
  CAS-BOT-BC422589  Hesperomecon linearis W. R. Ernst 1958-3-29 235 San Luis Obispo La Panza Pub. Camp Ground. Comment
  OBI75269  Hesperoyucca whipplei David J. Keil 2011-5-31 31038 San Luis Obispo Los Padres National Forest, vicinity of trailhead east of Rock Front Ranch off California Route 166 400 Comment
  SBBG112759  Heteranthemis viscidihirta D. Keil 1991-4-26 22551 San Luis Obispo Los Osos, along Pine Street N of Los Osos Valley Rd Comment
  OBI66335  Heterocodon rariflorum David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26283 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
  OBI66058  Heterocodon rariflorum D. R. Miller 1995-7-13 795 -588 San Luis Obispo Pine Mt Region. Growing along crk edge at bottom of cyn trail; Pico crk drainage 792 Comment
  SD244648  Heterodraba unilateralis David Keil, Curtis Clark 1999-4-17 26775 San Luis Obispo Carrizo Plain. N of Soda Lake in vicinity of intersection of Belmont Trail and Clarksburg Rd. Flat area. Comment
  SBBG104597  Heteromeles arbutifolia F. L. Johnson Proctor 1993-2-19 ROB 126 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  CAS-BOT-BC148458  Heteromeles arbutifolia Ernest C. Twisselmann; Donald J. Bedell 1969-11-15 16332 San Luis Obispo Sulfur Spring Canyon, Santa Ysabel Ranch, 5 miles south of Paso Robles 205 Comment
  OBI27992  Heteromeles arbutifolia Robert J. Rodin 1962-12-17 6997 San Luis Obispo 4 mi E of summit of Cuesta Grade on hwy 101 Comment
  RSA586008  Heteromeles arbutifolia D. A. Young, F. L. Johnson 1992-6-16 s.n. San Luis Obispo 1.5 km E of Gate 11 Comment
  OBI78663  Heterotheca grandiflora Rebecca Liberatore 2013-11-11 1 San Luis Obispo Base of Irish Hills Open Space, San Luis Obispo, CA. Directly west of South corner of Costco parking lot 46 Comment
  OBI16081  Heterotheca sessiliflora Robert F. Hoover 1946-8-17 6293 San Luis Obispo Upper Arroyo Grande, 5 mi above County park Comment
  CAS-BOT-BC311321  Heterotheca sessiliflora subsp. echioides R. F. Hoover 1946-8-18 6313 San Luis Obispo Cammatti Ranch, n. of La Panza Comment
  UCD133088  Heterotheca sessiliflora subsp. echioides Ernest C. Twisselmann 1962-10-10 s.n. San Luis Obispo San Luis Obispo County: Carrisa Plains School. 624 Comment
  OBI12758  Hoita macrostachya Robert F. Hoover 1946-11-3 6548 San Luis Obispo Steiner Crk cyn (Serrano Cyn) Comment
  UC1285205  Hoita orbicularis R. F. Hoover 1947-5-23 7178 San Luis Obispo near Sunnyside School; Osas Valley Comment
  CAS-BOT-BC320309  Holocarpha virgata R. F. Hoover 1969-8-12 11541 San Luis Obispo 12 mi. nw. of Paso Robles on road to Nacimiento Dam Comment
  OBI16044  Holocarpha virgata subsp. virgata Robert F. Hoover 1969-9-9 11581 San Luis Obispo Santa Lucia Range. 12 mi NW of Paso robles on rd to Nacimiento dam Comment
  UC1392894  Holocarpha virgata subsp. virgata R. F. Hoover 1969-8-12 11541 San Luis Obispo 12 mi nw Paso Robles (on road to Nacimiento Dam) Comment
  RSA449780  Holodiscus discolor Emery M. Whilton 1937-6-16 s.n. San Luis Obispo Taken between Atascadera and Morro Bay. Comment
  CAS-BOT-BC284668  Hordeum brachyantherum subsp. brachyantherum R. F. Hoover 1964-5-14 8881 San Luis Obispo Near northwest end of Laguna, San Luis Obispo Comment
  JEPS70212  Hordeum brachyantherum subsp. californicum Robert J. Rodin 1970-5-5 8390 San Luis Obispo Camp San Luis Obispo, Nature Preserve 15 Comment
  UC2027481  Hordeum depressum Greg Wilvert 2005-4-25 323 San Luis Obispo Southeast Half of the Caliente Range: 1.1 km SW of Wells Spring. Comment
  CAS-BOT-BC285003  Hordeum depressum Ira L. Wiggins 1929-4-15 3597 San Luis Obispo 8 miles n. w. of San Luis Obispo on highway to Moro Comment
  CAS-BOT-BC285138  Hordeum marinum subsp. gussoneanum Clare B. Hardham 1957-6-4 2069 San Luis Obispo Santa Lucia Mountains. San Marcos Creek near Oak Flat Rd. Comment
  CAS-BOT-BC285140  Hordeum marinum subsp. gussoneanum Clare B. Hardham 1958-4-19 1798 San Luis Obispo Santa Lucia Mountains. Santa Rita Ranch, York Mt. Comment
  OBI43351  Hordeum marinum subsp. gussoneanum Eric Wise 1983-10-16 1818 San Luis Obispo Aquatic Tracheophytes; Ortega Spring. One mi S of Hwy 46 (near Cholame) on Bitterwater Valley Rd. Palo Prieta Cyn. 2 Collections: one at spring with cattle feeder and the other about 1/4 mi closer to road Comment
  SBBG96453  Hordeum murinum subsp. glaucum C. F. Smith 1950-4-30 2704 San Luis Obispo ca. 3 airline mi SW of Yeguas Mtn in Bitterwater Crk area Comment
  UCSB41229  Hordeum murinum subsp. leporinum Cowan, Clark 1975-4-20 San Luis Obispo Edge of Soda Lake, 150 yds. E. of road, 11 mi. SE. of junction with hwy. 58 on Soda Springs Rd,, Carrizo Plain Comment
  RSA714643  Hordeum vulgare Daisie Huang 2006-4-14 6041405 San Luis Obispo Santa Rosa Creek Road, off 46, two-row 441 Comment
  UCR123152  Horkelia cuneata George K. Helmkamp, E. A. Helmkamp 2002-4-16 7403 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  RSA660619  Horkelia cuneata Austin P. Griffiths 1980-5-25 s.n. San Luis Obispo SE of Jack Lake. 40 Comment
  OBI70811  Horkelia cuneata subsp. cuneata David J. Keil, with V. L. Holland 2009-6-16 30620 San Luis Obispo Between San Luis Obispo and Arroyo Grande. Area southeast of intersection of California Highway 227 (Carpenter Canyon Road) and Noyes Road in vicinity of high tension line corridor. Vic. 35 deg. 9.9'N x 120 deg. 34.9'W. Comment
  UC1128248  Horkelia cuneata subsp. cuneata H. C. Lee 1936-3-5 453 San Luis Obispo 3/4 mi se Callender; Arroyo Grande Quad. 30 Comment
  OBI67806  Horkelia cuneata subsp. cuneata Unknown 2003-5-1 SLO- 313 San Luis Obispo Camp San Luis Obispo. NW side of Cerro Romualdo Comment
  UC1128250  Horkelia cuneata subsp. puberula N. K. Carlson 1936-3-19 182 San Luis Obispo 1.1 mi ne of Pismo; Arroyo Grande Quadrangle 68 Comment
  RSA128112  Horkelia cuneata subsp. puberula Clare B. Hardham 1959-4-23 4291 San Luis Obispo Atascadero. Shale hills, Santa Barbara Road. Comment
  UC178640  Horkelia cuneata subsp. puberula Katharine Brandegee 1911-1 San Luis Obispo Price Canon, near the coast of San Luis Obispo County, in the Upper Sonoran Zone Comment
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Nov 11 2016
  OBI58225  Horkelia cuneata subsp. sericea Austin P. Griffiths, Craig Cunningham 1980-5-25 s.n. San Luis Obispo Oceano Dunes, just SE of Jack Lake Comment
  OBI65057  Hornungia procumbens Greg Wilvert 2005-4-17 264 San Luis Obispo SE Half of the Caliente Range. 1.1 km SSW of Quail Springs Reservoir 875 Comment
  SD129666  Hosackia gracilis Barbara Ertter, D. Keil, et al. 1987-4-11 6845 San Luis Obispo Arroyo de la Cruzx on Hearst Ranch, 7 miles north of San Simeon, 2-3 miles from Highway 1. 89 Comment
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Nov 30 2012
  OBI79881  Hydrocotyle verticillata David J. Keil 2012-7-26 31482 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
  OBI8954  Hydrocotyle verticillata Robert F. Hoover 1947-5-23 7177 San Luis Obispo Near Sunnyside School, Los Osos Valley Comment
  UC2027157  Isocoma acradenia var. bracteosa David J. Keil with George Butterworth 2011-10-7 31117 San Luis Obispo Highway 58, a short distance east from San Juan Creek bridge Comment
  UCSC000781  Isocoma arguta E. P. Unangst 2006-9-23 s.n. San Luis Obispo Morrs Comment
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Jan 30 2019
  CDA8033  Isocoma menziesii var. vernonioides G. D. Barbe, J. L. Johnson 1973-3-13 1130 San Luis Obispo West of Avila Beach. 0 Comment
  CAS-BOT-BC112552  Isolepis cernua R. F. Hoover 1947-8-9 7365 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz. Comment
  UC524108  Isopyrum occidentale Ira L. Wiggins 1932-3-24 5842 San Luis Obispo w Paso Robles (near Adelaide); w of Paso Robles, near Adelaide Comment
  RSA171028  Jaumea carnosa R. F. Thorne, P. Everett 1962-10-3 31397 San Luis Obispo Margin of Oso Flaco Lake. 8 Comment
  CAS-BOT-BC101930  Juglans californica John Thomas Howell 1964-6-29 40796 San Luis Obispo On bank of Santa Rosa Creek, Cambria Comment
  OBI30654  Juncus amuricus David J. Keil 1981-5-19 14747 San Luis Obispo Indian Knob Comment
  OBI66856  Juncus balticus subsp. ater David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29585 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
  OBI44816  Juncus bufonius var. bufonius David J. Keil 1979-7-1 13112 San Luis Obispo San Luis Range, lower Prefumo Cyn Comment
  POM262044  Juncus bufonius var. bufonius I. L. Wiggins 1929-4-13 3466 San Luis Obispo 1 mile north of San Luis Obispo. 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
  RSA140245  Juncus bufonius var. occidentalis Clare B. Hardham 1960-4-4 5309 San Luis Obispo Santa Lucia Mountains: Cantinas Creek. 244 Comment
  UC1146336  Juncus dubius R. F. Hoover 1964-7-9 9151 San Luis Obispo 5 mi w Pozo; Salsipuedes Creek Comment
  UC771763  Juncus dubius R. F. Hoover 1946-11-2 6543 San Luis Obispo Salinas River Atascadero Comment
  UC1101009  Juncus lescurii Malcolm A. Nobs and S. Galen Smith 1948-9-9 657 San Luis Obispo s of Pismo Beach Comment
  SBBG119172  Juncus luciensis J. Greenhouse, M. Wetherwax, E. Painter 2001-4-16 San Luis Obispo W end of McMillan runway, near Generals Rd; Camp Roberts 300 Comment
  UCD141710  Juncus macrophyllus G. F. Hrusa 1987-6-15 5423 San Luis Obispo San Luis Obispo County: Above 2nd Fall, Big Falls Canyon above Lopez Canyon. Comment
  OBI81133  Juncus occidentalis David J. Keil, with Lynne Dee Oyler 1990-3-16 21341 San Luis Obispo Arroyo Grande West side of Oak Park Rd. Comment
  SBBG104266  Juncus patens F. L. Johnson, E. A. Young 1993-5-23 ROB 533 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  RSA0037312  Keckiella cordifolia LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6545 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
  UCR103963  Keckiella cordifolia George K. Helmkamp 1997-6-21 2058 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
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Mar 7 2012
  UC1928176  Kickxia spuria D. R. Miller 1994-4-19 794 -498 San Luis Obispo in my fruit orchard, E slope Pine Mountain, Tobacco Creek drainage 700 Comment
  OBI69209  Koeleria macrantha LynneDee Oyler, David J. Keil and K. Faustini 1990-4-26 1094 San Luis Obispo Nipomo Dunes. Unocal pipeline that runs N-S through dunes Comment
  OBI78848  Koeleria macrantha David J. Keil 2013-9-3 32008 San Luis Obispo Morro Bay State Park. Park Ridge. 36 Comment
  UC1132149  Koeleria macrantha H. C. Lee 1937-5-25 999 San Luis Obispo 2 3/4 mi n Creston; Paso Robles Quad. Comment
  CDA18257  Krascheninnikovia lanata G. D. Barbe, Ben Easley 1974-7-9 1901 San Luis Obispo Temblor Range; Top of Recruit Grade Pass, 9.5 mi W of Fellows (Kern Co.) 3.25 mi W of Kern Co. line, Temblor Range, on Crocker Springs Rd., overlooking Elkhorn Valley, and Carizzo Plain. 975 Comment
  OBI77143  Krascheninnikovia lanata Craig Woods 1978-5-27 59 San Luis Obispo East side of Carrizo Plain along Sim. Soda lake Rd., approx 2.5 mi NW of Hurricane road 762 Comment
  SBBG94441  Lactuca serriola S. A. Junak, D. Young, T. Ayers 1989-8-24 4145 San Luis Obispo USFS Rd 29S11.3, ca. 0.1 mi W of W boundary, Cuesta Ridge Botanic Area, ca. 5.3 mi W of US Hwy 101 777 Comment
  CAS-BOT-BC340631  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
  RSA784519  Lagophylla ramosissima Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-18 40 San Luis Obispo close to KCL Campground, west of Soda Lake Road, 10.4 miles south of Goodwin Education Center, and 19 miles north of State Highway 166 Comment
  CAS-BOT-BC341603  Lagophylla ramosissima Julia McDonald 1925-7-21 s.n. San Luis Obispo Polytechnic School grounds Comment
  OBI81340  Lagophylla ramosissima David J. Keil 1988-9-23 21147 San Luis Obispo Paso Robles. Ranch area proposed for development, bounded to south by Linne Rd. to west by Golden Hill Rd, to north by Union Rd, and to east by undeveloped ranchland. Comment
  POM264986  Lagophylla ramosissima I. L. Wiggins 1929-5-24 3743 San Luis Obispo Grade near rock crusher above Shandon. Comment
  HSC91742  Lamarckia aurea Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro, along Hazard Canyon Trail. Comment
  OBI44833  Lamium amplexicaule David J. Keil 1985-3-31 18506 San Luis Obispo Calf Cyn area along Calif Rte 58, halfway between Park Hill Rd and hwy 229 Comment
  SBBG127205  Landoltia punctata D. Keil, V. L. Holland 2010-6-15 30886 San Luis Obispo between San Luis Obispo and Arroyo Grande at 615 Ormonde Rd, S of intersection of Ormonde Rd with Price Cyn Rd 98 Comment
  OBI10920  Lastarriaea coriacea Robert F. Hoover 1950-5-5 7869 San Luis Obispo S end of Morro Bay Comment
  RSA201718  Lasthenia californica Robert F. Hoover 1947-4-18 6967 San Luis Obispo Near Piedras Blancas Point Comment
  HSC5144  Lasthenia californica D. A. Shally 1965-4-13 16 San Luis Obispo Avenal Cattle Association land, near 'The Pines'. Ca. 16 mi. S of Shandon Comment
  RSA585997  Lasthenia californica Adree M. Desrochers 1989-4-15 440 San Luis Obispo Near Santa Margarita. Along Pozo Rd on S side of road, 4.3 km E of intersection Hwy 58 and Pozo Rd. Comment
  CAS-BOT-BC329188  Lasthenia ferrisiae Clare B. Hardham 1960-3-23 5222 San Luis Obispo Carrisa Plains. South end Soda Lake, Alkali Flats Comment
  JEPS35402  Lasthenia ferrisiae W. L. Jepson 1927-4-27 12031 San Luis Obispo Cholame Ranch 335 Comment
  UC1285419  Lasthenia glaberrima R. F. Hoover 1950-5-15 7916 San Luis Obispo near nw end Laguna (San Luis Obispo); San Luis Obispo Comment
  UC2061403  Lasthenia gracilis Rachael L. Olliff Yang with Ana Penny, Lynn Yamashita, Bridget Wessa 2017-4-18 2 San Luis Obispo Carrizo Plain; small patch in a ditch off of the East side of Soda Lake Road, surrounded by grasslands. Comment
  UCD163506  Lasthenia gracilis CNPS Melinda Elster; Sara Taylor 2015-4-22 CARR- 560 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument. 546 Comment
  UCSB31047  Lasthenia gracilis Steele, Kelly 1977-1-30 San Luis Obispo Cuyama Valley on west side of Soda Lake Rd., 16 miles north of Rt. 166 731 Comment
  UC1187672  Lasthenia leptalea Clare B. Hardham 1960-4-13 5416 San Luis Obispo hills s Bee Rock; Santa Lucia Mountains Comment
  UC1583665  Lasthenia minor David Keil with Dirk Walters, Malcolm McLeod, Bernard Burdett and Lela Burdett 1983-5-14 16997 San Luis Obispo between Arroyo de la Cruz and Arroyo del Oso Comment
  OBI83563  Lathyrus jepsonii Michael Walgran 2016-4-21 529 San Luis Obispo Few plants seen growing along a shaded north facing trail cut among shale. Collected along Manzanita Trail in Montana de Oro State Park. 236 Comment
  RSA648327  Lathyrus jepsonii subsp. californicus Charles D. Dunn 1972-4-15 s.n. San Luis Obispo 5 mi E. of Hwy 101 on Huosna Rd. 213 Comment
  OBI7017  Lathyrus odoratus Shirley vaughan 1974-6-1 27 San Luis Obispo At Old Creek Rd and Ocean Ave, Cayucos Comment
  OBI17693  Lathyrus vestitus var. vestitus Dave Imper 1977-3-21 88 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of hwy 227 on Price cyn Rd 76 Comment
  UCR161226  Lathyrus vestitus var. vestitus George K. Helmkamp, E. A. Helmkamp 2005-3-5 9006 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness north of Lake Lopez, Upper Lopez Canyon Road, 7.2 mi north of jct with Lopez Road and at Water End Road 174 Comment
  UC1929865  Lavandula stoechas Scott D. White, Ken McDonald 2001-5-9 8451 San Luis Obispo CENTRAL COAST: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. Comment
  RSA522501  Lavatera cretica David J. Keil 1982-3-6 15693 San Luis Obispo Atascadero Road near beach in Morro Bay. Comment
  CAS-BOT-BC321638  Layia glandulosa R. F. Hoover 1952-5-25 8230 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC321640  Layia glandulosa R. F. Hoover 1967-5-6 10541 San Luis Obispo Jack Lake Comment
  CAS-BOT-BC321658  Layia glandulosa Geo. B. Grant 1903-4-30 s.n. San Luis Obispo Shandon Comment
  CAS-BOT-BC321663  Layia glandulosa Annetta Carter 1940-4-7 1507 San Luis Obispo Palo Prieto Canyon, 3.3 miles SE of Cholame, north end of Temblor Range 487 Comment
  SEINET3147918  Layia glandulosa L. S. Rose 1925-3-25 35058 San Luis Obispo Cottonwood Pass Comment
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Apr 15 2019
  UC1953289  Layia glandulosa Anthony Baniaga with Daniel Chavez 2010-3-14 54 San Luis Obispo Tierra Redonda Mountain. Comment
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Mar 17 2020
  LA203800  Layia heterotricha David D. Keck; 1935-4-9 3110 San Luis Obispo Temblor Range, summit of Polonio Pass, 5 mi. E of Cholame on road to Lost Hills 579 Comment
  UC1285422  Layia heterotricha R. F. Hoover 1949-4-12 7601 San Luis Obispo s end of Carrizo Plain Comment
  UC455506  Layia heterotricha I. J. Condit 1910-3-31 San Luis Obispo Carriso Plains Comment
  CAS-BOT-BC327471  Layia jonesii David D. Keck 1933-5-5 2187 San Luis Obispo Odd Fellows Cemetery, near mouth of Toro Creek, on the coast betweeen Cayucos and Morro 10 Comment
  CAS-BOT-BC327494  Layia jonesii R. F. Hoover 1947-4-13 6914 San Luis Obispo 2 mi NW of Morro Bay town on Hwy 1 Comment
  OBI32450  Layia jonesii Rhonda Riggins 1983-5-16 1486 San Luis Obispo Poly Cyn [Calif Polytechnic State University] Comment
  CAS-BOT-BC327648  Layia munzii Ernest C. Twisselmann 1955-3-22 1742 San Luis Obispo Low hills on E shore of Soda Lake, Carissa Plains 594 Comment
  SBBG112557  Layia munzii D. Keil, K. Keil 1992-4-11 22791 San Luis Obispo California Valley, Carissa Plain, Belmont Trail, ca. 2 mi E of Soda Lake Rd, at intersection with small cross rd Comment
  SBBG61174  Layia munzii J. Hopkins 1952-4-27 San Luis Obispo intersection of St Hwys 41 and 466 near Cholame Comment
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May 25 2020
  CAS-BOT-BC327650  Layia munzii Roxana S. Ferris 1935-3-28 9078 San Luis Obispo Summit of Cholame-Simmler Road about 11 miles N of Simmler. Comment
  OBI28854  Layia munzii David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14477 San Luis Obispo Rd at S end of Soda Lake ca. 1/4 mi E of Soda Lake Rd Comment
  UCD135670  Layia pentachaeta subsp. albida Bruce G. Baldwin 1988-4-10 694 San Luis Obispo San Luis Obispo County: Temblor Range, 0.25 mile west of Kern County line along California State Highway 58. Comment
  CAS-BOT-BC382104  Layia platyglossa David D. Keck; J. Clausen 1933-5-4 3093 San Luis Obispo Cholame 457 Comment
  OBI25068  Layia platyglossa David J. Keil, Dirk Walters 1980-4-26 13842 San Luis Obispo Along Town Crk near Lime Mtn mine, W of Paso robles Comment
  RSA0035301  Layia platyglossa LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-30 6372 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
  UC1069764  Layia platyglossa A. Lewis 1932-3-20 53 San Luis Obispo 2 mi ne San Miguel; San Miguel Quad. Comment
  CAS-BOT-BC382134  Layia platyglossa Ernest C. Twisselmann 1954-4-9 1023 San Luis Obispo Temblor Range and the Western San Joaquin Valley; Choice Valley, 1 mile south of Palo Prieta Summit 586 Comment
  JEPS39175  Layia platyglossa W. L. Jepson 1939-4-22 19257 San Luis Obispo e Cholame Valley Comment
  RSA121606  Layia platyglossa subsp. campestris C. M. Belshaw 1936-3-17 1610 San Luis Obispo 2 miles SSE of Nipomo. 76 Comment
  RSA212201  Layia platyglossa subsp. campestris L. S. Rose 1970-5-3 70033 San Luis Obispo Black Mountain, Skyline Blvd, W of San Mateo. 122 Comment
  OBI38517  Lemna minor Eric Wise 1981-7-1 886 San Luis Obispo Oso Flaco Lake Comment
  UC1965432  Lemna minuta David J. Keil 2013-8-22 31969 San Luis Obispo Turri Road, just west of junction with unpaved private road (1800 Turri Road). Pond in channel of unnamed tributary of Los Osos Creek. Comment
  UCR266656  Lemna minuta David J. Keil 2012-7-18 31462 San Luis Obispo Central Coast, [Nipomo]1550 Hwy 1, [c. 0.5 mi] north of Oso Flaco Lake Road 22 Comment
  OBI7628  Lepechinia calycina Christian Smith 1974-6-1 s.n. San Luis Obispo Santa Rita crk, about 2 mi from Whale rock reservoir in sense shade Comment
  SBBG119461  Lepechinia calycina D. H. Wilken 2006-5-25 16293 San Luis Obispo slopes below Rinconada Mine site, ca. 2 km W of confluence of Salsipuedes and Rinconada crks 520 Comment
  UC1124483  Lepechinia calycina B. Bolt 1936-4-21 676 San Luis Obispo 3 1/2 miles NE of mouth of Smith Creek 274 Comment
  CAS-BOT-BC221515  Lepechinia calycina R. F. Hoover 1965-6-17 9441 San Luis Obispo Santa Lucia Range. Tassajera Peak Comment
  OBI53210  Lepechinia calycina Steven A. Junak 1990-5-1 4273 San Luis Obispo Santa Lucia Mts; at N edge of Cuesta Ridge Botanical Area, along power line access road which intersects Tassajera crk red ca 2.4 mi W of hwy 1010 ca 1.1 mi S of Tassajera crk rd Comment
  UCR237940  Lepidium Mark A. Elvin, Erin Shapiro 2010-7-29 6472 San Luis Obispo Central Coast, Santa Maria River Valley, Guadalupe Dunes, parking lot of Oso Flaco Lake 7 Comment
  CAS-BOT-BC88724  Lepidium acutidens Ira L. Wiggins 1932-3-20 5786 San Luis Obispo In immediate vicinity of Cholame. Comment
  CAS-BOT-BC88886  Lepidium chalepense Clare B. Hardham 1958-2-13 2822 San Luis Obispo Santa Lucia Mountains. Cambria, near public beach. Comment
  CAS-BOT-BC89013  Lepidium dictyotum Ernest C. Twisselmann 1955-4-26 1904 San Luis Obispo Temblor Range and the Western San Joaquin Valley. South end of Soda Lake, Carissa Plains. 609 Comment
  CAS-BOT-BC89015  Lepidium dictyotum Ernest C. Twisselmann 1955-4-26 1905 San Luis Obispo Temblor Range and the Western San Joaquin Valley. South end of Soda Lake, Carissa Plains. 609 Comment
  CDA13599  Lepidium dictyotum G. F. Hrusa, O. Pollak, R. Reiner (TNC), J. Willoughby (BLM) 1997-3-1 13628 A San Luis Obispo Carrizo Plain; Immed. E of Soda Lake Rd. turnoff to Washburn Ranch. Approx. 5 m. S of Soda Lake. Comment
  SBBG17285  Lepidium dictyotum C. B. Hardham 1960-3-23 5224 San Luis Obispo S end of Soda Lake, Alkali Flats Comment
  CAS-BOT-BC89010  Lepidium dictyotum Ernest C. Twisselmann 1954-3-11 865 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hardenburgh Place. 10 miles south of Cholame. Comment
  RSA66573  Lepidium dictyotum var. acutidens Alice Eastwood, J. T. Howell 1935-3-25 2010 San Luis Obispo Cholame Comment
  RSA67352  Lepidium jaredii Alice Eastwood, J. T. Howell 1937-4-26 s.n. San Luis Obispo Carrizo Plain near Soda Lake Comment
  CAS-BOT-BC12581  Lepidium nitidum Ira L. Wiggins 1929-4-13 3443 San Luis Obispo Roadside 1.5 mile south of Atascadero. Comment
  CAS-BOT-BC12587  Lepidium nitidum David D. Keck; J. Clausen 1935-4-9 3100 San Luis Obispo Cholame Creek, in the large alkaline flat just east of Cholame. 365 Comment
  OBI72491  Lepidium nitidum E. L. Painter & M. Wetherwax, M. Wetherwax 2000-3-20 SLO- 39 San Luis Obispo Camp San Luis Obispo. E side of saddle between Cerro Chumash and Cerro Romualdo. UTMs NAD 27 zone 10, 708045E, 3909878N 200 Comment
  OBI77671  Lepidium nitidum Craig Woods 1978-2-19 7 San Luis Obispo Carrizo Plain, N end of Soda Lake 594 Comment
  UC1069786  Lepidospartum squamatum D. Axelrod 1936-6-20 557 San Luis Obispo 1.5 mis se of Dove; San Luis Obispo Quadrangle Comment
  OBI65627  Leptochloa fusca subsp. uninervia G. F. Hrusa 1998-7-21 14748 San Luis Obispo At base of bank along Price Cyn Rd 2 mi SW of intersection with Hwy 227 at Edna Comment
  UC463253  Leptodactylon californicum Roxana S. Ferris 1929-4-15 7617 San Luis Obispo between Guadalupe and Callender; between Guadalupe and Callender Comment
  RSA160849  Leptodactylon californicum P. C. Everett, Nick F. Lolonis 1962-5-4 24482 San Luis Obispo Hwy 178, Santa Margarita to Creston, 5.2 miles from Santa Margarita. 457 Comment
  UC615359  Leptodactylon californicum Beryl O. Schreiber 1934-4-1 1082 San Luis Obispo road to Santa Margarita from Pozo; road to Santa Margarita from Pozo Comment
  UCD163554  Leptosiphon liniflorus CNPS Melinda Elster; Sara Taylor 2015-4-25 CARR- 1126 A San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument, on the valley floor. 590 Comment
  POM262037  Leptosiphon liniflorus I. L. Wiggins 1929-5-24 3742 San Luis Obispo Grade 6-8 miles above Shandon on old road to Bakersfield Comment
  RSA131982  Leptosiphon liniflorus Gale Sphon 1959-6-6 355 San Luis Obispo La Panza Campground, Los Padres National Forest Comment
  SBBG107495  Leptosiphon parviflorus C. B. Hardham 1957-5-12 1911 San Luis Obispo Franklin Crk near Camp Natoma Comment
  CAS-BOT-BC300519  Leptosiphon parviflorus J. Steele 1980-4-19 12 San Luis Obispo La Panza inner coast range Comment
  UCSB26461  Leptosiphon parviflorus Smith, Dale 1965-3-27 San Luis Obispo Bear Trap Canyon, 4 miles south of La Panza Comment
  OBI33832  Leptosyne bigelovii Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1078 San Luis Obispo hwy 166, 3 mi W of Spanish Ranch turnoff 335 Comment
  OBI16684  Leptosyne calliopsidea Robert F. Hoover 1949-4-2 7568 San Luis Obispo Cholame Valley, at foot of Cottonwood Pass grade Comment
  UC2027167  Lessingia glandulifera var. glandulifera Greg Wilvert 2005-8-6 513 San Luis Obispo Southeast Half of the Caliente Range: Padrones Canyon Comment
  CAS-BOT-BC339449  Lessingia glandulifera var. glandulifera R. F. Hoover 1947-8-16 7376 San Luis Obispo Las Tablas Creek 3 mi. n. of Klau Comment
  CAS-BOT-BC339530  Lessingia glandulifera var. peirsonii R. F. Hoover 1966-10-7 10130 San Luis Obispo Chalk Mountain (white hills) on north side of Cuyama Valley Comment
  RSA165491  Lessingia pectinata var. tenuipes Clare B. Hardham 1962-6-22 10347 San Luis Obispo Along Nacimiento River, west of Cantinas Creek Comment
  CAS-BOT-BC274404  Leymus mollis R. F. Hoover 1947-2-19 6617 San Luis Obispo North end of Morro Bay Comment
  RSA659233  Lilaea scilloides David J. Keil, Warren Roberts, Roger Raiche 1982-1-30 15691 San Luis Obispo North of San Simeon in vicinity of Arroyo de la Cruz. Along ridge system just south of the Arroyo Comment
  CAS-BOT-BC130786  Lilium pardalinum R. F. Hoover 1950-6-21 8028 San Luis Obispo San Simeon Creek just below forks Comment
  OBI49958  Lilium pardalinum Malcolm McLeod, Linda Seek 1987-7-5 s.n. San Luis Obispo Bianchi Bog near confluence of San Simeon Crk and Steiner Crk Comment
  CHSC114043  Limonium sinuatum Richard R. Halse 2012-3-26 8431 San Luis Obispo Along State Hwy. 1, ca. 1.8 miles north of Sam Simeon. 21 Comment
  OBI68356  Limonium sinuatum David J. Keil 2003-6-27 30273 San Luis Obispo Highway 1 north of San Simeon Acres, just north of Little Pico Creek Comment
  CAS-BOT-BC225701  Linanthus californicus H. E. McMinn 1923-6-21 1173 San Luis Obispo Ridge NE San Margarita Comment
  UC524062  Linanthus dichotomus Ira L. Wiggins 1932-3-21 5810 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  UC52326  Linanthus liniflorus Mrs. R. W. Summers 1886-4-23 San Luis Obispo Santa Margarita Fossil Bed Comment
  RSA781520  Linanthus parviflorus David J. Keil 1986-4-13 19172 San Luis Obispo 2 miles E from junction with Las Pilitas Road on Parkhill Road. S side of highway Comment
  OBI78395  Linaria vulgaris Kathy Koivisto, Diana Byrum 1983-11-13 9 San Luis Obispo Arroyo Grande at the corner of hwy 1 and Grand Ave Comment
  OBI58749  Lithophragma heterophyllum David J. Keil 1998-4-20 26837 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  OBI78468  Lithophragma heterophyllum David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, and Richard Pimentel 1982-3-13 15730 San Luis Obispo Along rd to Pennington Crk Biological Reserve, ca 0.1 mi N fo gate, just past corral area Comment
  OBI9763  Lithophragma heterophyllum J. B. Carstens 1966-4-8 10 San Luis Obispo 3 mi N fo Avila Beach Rd on See Cyn Rd on W rd bank Comment
  CAS-BOT-BC174526  Loeflingia squarrosa Ernest C. Twisselmann 1967-5-8 13016 San Luis Obispo La Panza Range. Shell Creek fork of Cammatta Canyon 472 Comment
  CDA15133  Loeflingia squarrosa G. F. Hrusa 1998-4-25 14219 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Bottom of Swain Wash, at south end of Swain pasture and appr. 1/2 mi. W of Soda Lake Rd. Comment
  SBBG44360  Loeflingia squarrosa E. C. Twisselmann 1967-11-2 14043 San Luis Obispo Shell Crk 472 Comment
  OBI75483  Logfia filaginoides Jenner Whitt 2003-4-3 26 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  CAS-BOT-BC342299  Logfia filaginoides Clare B. Hardham 1956-5-6 628 San Luis Obispo Santa Lucia Mountains. Hill Top Ranch. Adelaida Road Comment
  CAS-BOT-BC342300  Logfia filaginoides Clare B. Hardham 1958-4-28 3430 San Luis Obispo Santa Lucia Mountains. Intersection north road to Adelaida and Nacimiento Dam road Comment
  OBI25980  Logfia gallica David J. Keil 1981-5-16 14627 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  OBI30660  Logfia gallica David J. Keil 1981-5-19 14738 San Luis Obispo Upper slopes of Indian Knob Comment
  UCD66202  Lolium multiflorum Parker Talbot 1927-6-1 San Luis Obispo San Luis Obispo County. Comment
  SBBG110277  Lomatium C. B. Hardham 1960-4-20 5465 San Luis Obispo Calf Cyn Rd and E branch Huehuero River Comment
  POM203684  Lomatium caruifolium I. L. Wiggins 1932-3-21 5827 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  SBBG37977  Lomatium caruifolium var. caruifolium D. Wilken, E. Painter, T. Wardlaw, R. Muller 2006-4-28 16281 San Luis Obispo coastal bluff, ca. 0.8 km N of mouth of Arroyo de los Chinos, 1.4 km NW of Yellow Hill 10 Comment
  OBI77240  Lomatium dasycarpum David J. Keil 1982-3-13 15728 San Luis Obispo Ca 0.8 mi W of Pennington Crk Biological Reserve Comment
  UCR32045  Lomatium dasycarpum David J. Keil, Melissa Luckow, et al 1982-3-13 15728 San Luis Obispo Central Coast/Coast Range, 0.8 mi. west of Pennington Creek Biological Reserve Comment
  UC2027396  Lomatium macrocarpum Greg Wilvert 2005-3-21 9 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1 km S of Soda Lake Road along Pipeline Road. Comment
  OBI8920  Lomatium macrocarpum Robert F. Hoover 1947-3-23 5747 San Luis Obispo Fernandez Creek, near north base of La Panza Range Comment
  CAS-BOT-BC217752  Lomatium parvifolium Clare B. Hardham 1960-6-1 5970 San Luis Obispo Burnett Peak, Santa Lucia Mountains Comment
  UC1953221  Lomatium parvifolium David Keil 2009-5-23 30610 San Luis Obispo San Luis Obispo. Laguna Lake Park. Comment
  UC454496  Lomatium parvifolium I. J. Condit May 1908 San Luis Obispo CA Polytechnic School, School Canyon Comment
  RSA128129  Lomatium parvifolium Clare B. Hardham 1958-6-20 3718 San Luis Obispo Steiner Creek, near San Luis Obispo Comment
  RSA97380  Lomatium parvifolium F. W. Peirson 1925-3-25 5671 San Luis Obispo Morro Creek 152 Comment
  CDA13629  Lomatium utriculatum G. F. Hrusa, T. D. Wilfred 1997-3-24 13666 San Luis Obispo Carrizo Plain; 8-10 mi. N of Carrizo Plain on Bitterwater Rd. Comment
  UCSB70666  Lomatium utriculatum 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
  HSC38877  Lomatium utriculatum J. P. Smith 1973-3-21 5896 San Luis Obispo 5 mi. E of Atascadero on Hwy. 41 305 Comment
  SEINET7040140  Lomatium utriculatum A. G. Vestal 1962-4-10 San Luis Obispo Ca 7 miles northwest of Soda Lake. UTM Zone 11, 240491mE, 3912022mN. Comment
  UCSB30293  Lomatium utriculatum Hardham, Clare 1961-5-18 San Luis Obispo Headwaters Las Tablas Cr. 609 Comment
  CAS-BOT-BC240577  Lonicera hispidula Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Between Atascadero and Morro Comment
  PASA273  Lonicera hispidula var. californica Margaret Stason 1931-4-3 San Luis Obispo Santa Rita Canyon, near Cambria Comment
  CDA17546  Lonicera involucrata var. ledebourii Austin Griffiths, Kathleen G. Jones 1980-5-24 s.n. San Luis Obispo Oceano Dunes; Arroyo Grande Creek, on S. side near mouth. Comment
  OBI79788  Lonicera japonica David J. Keil 2013-2-22 31548 San Luis Obispo Morro Bay. 399 Quintana Road. Vacant lot between Highway 1 freeway embankment and Quintana Road 25 Comment
  RSA43249  Lotus benthamii Robert F. Hoover 1947-9-14 7397 San Luis Obispo Between San Carpoforo Creek and Arroyo de la Cruz. Comment
  OBI78117  Lotus corniculatus Hans Wilgenburg 1977-8-11 21 San Luis Obispo Cal Poly campus Comment
  OBI58073  Lotus corniculatus David J. Keil 1998-9-4 28066 San Luis Obispo Santa Margarita. 305 Comment
  OBI59681  Lotus corniculatus Larry Kelly 1989-5-21 348 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  RSA139886  Lotus hamatus Clare B. Hardham 1960-5-21 5852 San Luis Obispo Black Mountain, Highland District. Comment
  UC1285183  Lotus junceus R. F. Hoover 1964-6-5 8910 San Luis Obispo ridge se Cuesta Pass Comment
  RSA796587  Lotus purshianus var. purshianus J. Clark, M. Petroelje 1998-6-29 s.n. San Luis Obispo Camp San Luis Obispo. Training Area U, LCTA Plot 320. 300 Comment
  UC57164  Lotus salsuginosus Mrs. R. W. Summers 1885-6-4 San Luis Obispo Avila Comment
  UC1129199  Lotus strigosus H. C. Lee 1936-3-14 492 San Luis Obispo 1 mi ese Sycamore Springs; San Luis Obispo National Forest, Arroyo Grande Quad. 76 Comment
  OBI36940  Ludwigia peploides Eric Wise unknown 1713 San Luis Obispo About 30 cm deep in the Salinas River at Las Pilitas Rd Comment
  OBI58319  Ludwigia peploides subsp. peploides David J. Keil 1998-8-19 27958 San Luis Obispo Salinas River at Las Pilitas Rd. 347 Comment
  OBI66151  Lunaria annua D. R. Miller & E. A. Appel, E. A. Appel 2003-6-29 603 -768 San Luis Obispo Pine Mt Region. Along Coon crk trl at Montana de oro State park 100 Comment
  CAS-BOT-BC201305  Lupinus albifrons Kaaren Johansen 1984-1-14 23 San Luis Obispo Cal Poly State Univer. Poly Canyon 228 Comment
  OBI75347  Lupinus albifrons Thomas Burrows 1980-5-17 65 San Luis Obispo Reservoir Cyn 152 Comment
  OBI80694  Lupinus albifrons Mary Devlin, Kylen, Marshall 2015-3-3 1 San Luis Obispo Campus of California Polytechnic State University, Poly Canyon, Poly Canyon trail roadside. Foothills of Santa Lucia Mountains on slopes of rolling hills with outcrops of shale. 131 Comment
  SBBG95544  Lupinus albifrons J. Eliot 1986-5-13 5 San Luis Obispo Cuesta Ridge West, 1 mi W on TV Tower Rd off Hwy 101 Comment
  SBBG96702  Lupinus albifrons D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1957 San Luis Obispo 0.4 mi W of sign indicating W end of Botanical area Comment
  UC1129292  Lupinus albifrons C. M. Belshaw 1936-3-19 1647 San Luis Obispo 0.5 mi ne Santa Manuela School (near Plot 13); Nipomo Quad. 167 Comment
  SEINET5327618  Lupinus albifrons M. W. Summers 1882-4-27 s.n. San Luis Obispo Santa Margarita Hills. Comment
  CAS-BOT-BC201600  Lupinus albifrons var. albifrons M. M. Miles 1886-1-1 79 San Luis Obispo San Luis Obispo Comment
  RSA0036477  Lupinus albifrons var. albifrons Daisie Huang 2006-4-14 06041408 San Luis Obispo Hwy 1 at Piedras Blancas lighthouse. 28 Comment
  CAS-BOT-BC195779  Lupinus albifrons var. albifrons Alice Eastwood 1927-4-8 14369 San Luis Obispo Cavidas (Miossi ranch) Comment
  CAS-BOT-BC196233  Lupinus albifrons var. eminens Roxana S. Ferris 1935-3-3 9128 San Luis Obispo Near junction of Carriso Plain road with Maricopa-Cuyama Valley Highway Comment
  CAS-BOT-BC196419  Lupinus arboreus Alice Eastwood; John Thomas Howell 1936-5-6 2242 San Luis Obispo At Morro Comment
  SD39030  Lupinus arboreus Edith A. Purer 1932-8-28 4859 San Luis Obispo Ocean, stabilized dunes Comment
  UCD106603  Lupinus arboreus Eric Davidson 1971-6-26 321 San Luis Obispo San Luis Obispo County: 3 miles south of Ceano. Comment
  UCSB11529  Lupinus arboreus Forrest, Sharon 1962-4-11 San Luis Obispo 3 miles north of the San Luis Obispo-Santa Barbara County Line, on west side of U.S. Highway 101 1066 Comment
  UCSB21826  Lupinus arboreus Jensen, Karen 1965-4-12 San Luis Obispo U.S. Highway 101; 1 mile S of junction with Nipomo Rd.; 7 km. S of Arroyo Grande 60 Comment
  POM203596  Lupinus arboreus var. arboreus I. L. Wiggins 1932-3-20 5791 San Luis Obispo Hillside at east end of Cholome Valley. Comment
  RSA50322  Lupinus arboreus var. arboreus E. K. Balls 1949-5-29 13491 San Luis Obispo Piedras Blancas, along Highway 1. 6 Comment
  UC1927717  Lupinus benthamii D. R. Miller, Kathy Fry 2000-4-30 400 -723 San Luis Obispo These stands are on a shallow sandstone outcropping at the 7/18 line Potrero, Town Creek drainage. 661 Comment
  OBI39325  Lupinus bicolor David J. Keil, Rhonda Riggins, Richard A. Pimentel and D. R. "Doc" Miller 1985-4-27 18701 San Luis Obispo 7 mi from Calif Rte 1 along San Simeon Crk Rd, near Rocky Butte lookout at Circle 3 Ranch gate. T26S, R8E sec 10 Comment
  RSA0072105  Lupinus bicolor Daisie Huang 2006-4-13 06041335 San Luis Obispo 58 E of Santa Margarita. 234 Comment
  UCD107240  Lupinus bicolor G. K. Helmkamp 2004-3-15 8375 San Luis Obispo San Luis Obispo County: Central Coast; edge of Nipomo Mesa overlooking Cienaga Valley, along CA-1 (Mesa View Dr.), 0.3 mile north of Halcyon Road. 76 Comment
  UCR140387  Lupinus bicolor George K. Helmkamp 2004-3-15 8375 San Luis Obispo Central Coast, edge of Nipomo Mesa overlooking Cienaga Valley, along Calif. Hwy 1 (Mesa View Dr.), 0.3 mi N of Halcyon Rd. 76 Comment
  UCR161919  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2005-3-1 9001 San Luis Obispo South Outer Coast Ranges, Santa Lucia Range NE of Lopez Lake; 4.8 mi. N of Hi Mountain Road along Upper Lopez Lake Road. Vicinity of Wittenberg and Huffs Hole Creeks 232 Comment
  UC1212160  Lupinus bicolor David D. Dunn and B. Brydon 1941-4-19 1202 San Luis Obispo s Estrella; s of Estrella Comment
  SEINET7040149 Image available Lupinus bicolor subsp. pipersmithii A. G. Vestal 1962-4-9 San Luis Obispo Upper Cuyama Valley. UTM Zone 11, 257982mE, 3869517mN. Comment
  RSA151702  Lupinus bicolor subsp. tridentatus David Dunn, B. Brydon 1941-4-19 1202 San Luis Obispo South of Estrella Comment
  SEINET10484978  Lupinus bicolor var. umbellatus Robert F. Hoover 1966-5-17 Hoover 9873 San Luis Obispo Hills bordering san luis valley on s, w of edna (guidetti ranch). In open Fields. Comment
  CAS-BOT-BC215099  Lupinus chamissonis D. E. Breedlove 1962-8-7 4079 San Luis Obispo Near Oso Flaco Lake, 3 miles N of Guadalupe Comment
  OBI24057  Lupinus chamissonis Janice M. Toyoshima 1979-5-18 M 6 San Luis Obispo S of Shark Inlet Comment
  SD39046  Lupinus chamissonis Edith A. Purer 1932-8-1 4701 San Luis Obispo Morro Bay Comment
  UCR99050  Lupinus chamissonis George K. Helmkamp 1997-6-20 2046 San Luis Obispo Central Coast, Los Osos, c. 0.2 mi. NE of Buckskin & Martingale 27 Comment
  OBI53452  Lupinus chamissonis Arthur W. Hazebrook 1991-6-6 87 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  OBI57825  Lupinus concinnus David J. Keil 1998-4-9 26661 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  UC569520  Lupinus concinnus E. Armstrong 1934-4-1 1091 San Luis Obispo 6 mi ene Pozo; Pozo Quad. Comment
  OBI29595  Lupinus concinnus Robert J. Rodin 1962-5-10 6878 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit Rd on rd maintained by the Forest svc and Telephone Company Comment
  UC1129468  Lupinus formosus var. robustus T. M. Hendrix 1937-4-26 112 San Luis Obispo 3.9 mi ne Highland School; Pozo Quad. Comment
  RSA216748  Lupinus ludovicianus Robert F. Hoover 1969-5-3 11301 San Luis Obispo Upper Arroyo Grande Comment
  RSA303891  Lupinus ludovicianus J. R. Shevock 1972-4-1 1524 San Luis Obispo Arroyo Grande 244 Comment
  OBI30774  Lupinus ludovicianus Rhonda Riggins 1982-4-6 1331 San Luis Obispo T31S, R15E, sec 21, Hi Mtn Rd 4.1 mi E Arroyo Grande Ranger Station Comment
  JEPS107998  Lupinus microcarpus var. densiflorus Rhonda Riggins 1978-5-9 1149 San Luis Obispo Canyon of intermittent stream, Hwy. 166, 11.9 mi E US 101 Comment
  OBI48271  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
  OBI48292  Lupinus microcarpus var. densiflorus Rhonda Riggins 1979-5-6 1163 San Luis Obispo USFS rd 2.0 mi SE Avenales Guard Station, 0.3 mi NW Escondido Rd Comment
  RSA659099  Lupinus microcarpus var. horizontalis R. 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
  RSA0019336  Lupinus microcarpus var. microcarpus Greg Wilvert 2005-4-2 105 -1 San Luis Obispo Southeast half of the Caliente Range: 4 km W of Caliente Mtn. 1235 Comment
  JEPS108057  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-6 1172 San Luis Obispo USFS road 2.1 mi E Los Machos Creek, Branch Mountain, La Panza Range. Comment
  OBI12851  Lupinus microcarpus var. microcarpus A. Ahmad 1963-2-2 29 San Luis Obispo 2 mi E San Luis Obispo Comment
  OBI23307  Lupinus microcarpus var. microcarpus J. T. Arnold 1965-4-18 69 San Luis Obispo Gillis Cyn Comment
  SBBG114122  Lupinus microcarpus var. microcarpus R. Riggins 1979-5-5 1156 San Luis Obispo Elkhorn Trail Rd (Co Rd 285) 4.8 mi SE Hurricane Rd; W slope Temblor Range Comment
  OBI2631  Lupinus nanus Dieter H. Wilken 1965-3-27 131 San Luis Obispo Crocker Grade, W slope of the Temblor Range 914 Comment
  OBI75845  Lupinus nanus Al Lindholm 1971-4-11 164 San Luis Obispo Fitzhugh property [6 mi N of Cayucos, Santa Lucia Mts. Cypress Mtn Quad, T28S, R10E, sect 3,4,5,8,9,10, 15,16,17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Crks. Ridge top E of Geode Mtn. E slope of Geode Mtn 520 Comment
  UC762715  Lupinus nanus R. F. Hoover 1946-4-27 6086 San Luis Obispo Price Canyon Comment
  UCD109212  Lupinus nanus Carl Mankinen 1969-4-19 23 San Luis Obispo San Luis Obispo County: ca. 1 mile north of Hutton Road, near Nipomo Power Station. Comment
  OBI17952  Lupinus nanus T. Elliott 1966-4-10 11 San Luis Obispo Empty lot on Pier Ave and Hwy 1 Comment
  UC1392607  Lupinus nanus R. F. Hoover 1969-5-3 11291 San Luis Obispo 4 mi w Nipomo Comment
  SEINET10490079  Lupinus nanus subsp. latifolius David B. Dunn, Howard Brown 1946-5-17 Dunn 2646 San Luis Obispo Collected 2.9 mi n of san simeon on open flat grassland near the ocean, along Hwy 1. Comment
  POM262096  Lupinus nanus subsp. nanus I. L. Wiggins 1929-4-13 3434 San Luis Obispo 3 miles south of Paso Robles Comment
  UC1129691  Lupinus rivularis B. Bolt 1936-3-13 622 San Luis Obispo 1/2 mi sw of mouth Sycamore Canyon; San Luis Obispo Quad., sw of mouth Sycamore Canyon Comment
  OBI72325  Lupinus succulentus Anthony Baniaga, Theo Fitanides 2010-5-2 156 San Luis Obispo Tierra Redonda Mtn BLM ACEC. At base of steep S facing sandstone cliff 371 Comment
  SEINET11261319  Lupinus succulentus Robert L. Johnson 2015-7-30 4043 San Luis Obispo Near terminus of Santa Rosa Creek at Moonstone Beach Park, Cambria. Just north of Shamel Community Park.; 0 2 Comment
  UCR97567  Lupinus succulentus George K. Helmkamp 1997-3-8 1441 San Luis Obispo Central Coast 7.5' Q., SE of Los Osos. Swift Ranch, starting c. 2 mi. south of Los Osos Valley Rd on Clark Valley Rd. 107 Comment
  OBI12824  Lupinus succulentus B. H. Anderson 1972-2-20 288 San Luis Obispo Toro Creek Rd Comment
  UCSB59911  Lupinus truncatus Ryan, P.; Callaway, R. 1987-4-17 San Luis Obispo 2.5 miles east of Hwy. 58 on Parkhill Rd.; north side of road; 5 miles north of Santa Margarita 457 Comment
  OBI4829  Lysimachia arvensis Mike Wemp 1972-3-29 19 San Luis Obispo 1/4 mi NW of Montana de Oro State Park campground 30 Comment
  OBI8433  Lysimachia arvensis Lynne D. Althouse 1977-4-12 37 San Luis Obispo Wolfe's Horse ranch near San Luis High School 123 Comment
  SBBG110232  Lythrum californicum C. B. Hardham 1956-9-20 1377 San Luis Obispo Creston Comment
  UCR28953  Lythrum californicum David J. Keil 1980-9-21 14228 San Luis Obispo Creston - O'Donnovan Road, 3.4 mi. NNW of junction with Route (Hwy) 58. 366 Comment
  OBI65882  Lythrum hyssopifolia D. R. Miller 1994-6-8 694 -421 San Luis Obispo Pine Mt Region. From Egeberg pond edge: San Simeon Crk drainage 610 Comment
  OBI15714  Madia radiata Robert F. Hoover 1950-3-31 7772 San Luis Obispo La Panza district Comment
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Aug 21 2017
  UC580857  Madia radiata Ira L. Wiggins 1935-4-19 7958 San Luis Obispo 15 mi se Shandon (w end of Choice Valley); w end Choice Valley Comment
  LA203822  Madia radiata D. Keck; J. Clausen 1935-4-9 3105 San Luis Obispo 3.5 mi. E of Cholmae, on road to Lost Hills 457 Comment
Read comments
Jan 17 2014
  UCD135666  Madia radiata Bruce G. Baldwin 1988-4-8 693 San Luis Obispo San Luis Obispo County: north of Carrizo Plain, 0.2 mile north of Pinole Spring along Bitterwater Spring Road. Comment
  CAS-BOT-BC345103  Madia sativa R. F. Hoover 1964-6-13 9098 San Luis Obispo Point Sierra Nevada, just north of Arroyo de la Cruz Comment
  CAS-BOT-BC345099  Madia sativa Clare B. Hardham 1956-8-15 1187 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  CHSC45796  Malacothamnus gracilis L. P. Janeway; John Burdett, Lela Burdett, Bernard Burdett. 1988-12-30 3166 San Luis Obispo Saddle along the ridge above the east side of Lopez Lake; along Upper Lopez Cyn Rd 1.4 mi N of High Mountain Rd. 335 Comment
  CAS-BOT-BC204178  Malacothamnus jonesii Clare B. Hardham 1956-6-19 938 San Luis Obispo Santa Lucia Mountains. Peachy Canyon Comment
  SBBG11153  Malacothamnus jonesii C. B. Hardham 1957-7-30 2484 San Luis Obispo Bee Rock Comment
  RSA160013  Malacothamnus jonesii Clare B. Hardham 1961-5-10 6983 San Luis Obispo Santa Rosa Road, Atascadero Comment
  RSA665741  Malacothamnus jonesii E. Painter, E. Neese 1998-6-16 s.n. San Luis Obispo Calf Canyon, scattered along Highway 58, from junction with Highway 229, eastward for ca. 1 mile. Comment
  CAS-BOT-BC216168  Malacothamnus palmeri R. F. Hoover 1947-6-29 6200 San Luis Obispo Near Cerro Alto Public Camp, betw. Morro Bay and Atascadero, on steep rocky slope Comment
  JEPS26416  Malacothamnus palmeri var. palmeri Mrs. R. P. Davis 1931-4-13 San Luis Obispo Cambria Comment
  SBBG46672  Malacothrix californica L. W. Edge 1973-4-11 287 San Luis Obispo Shell Crk area of St Hwy 58 Comment
  SD40008  Malacothrix californica Edith A. Purer 1933-7-20 5104 San Luis Obispo 5.0 miles north of Guadalupe Comment
  UC931997  Malacothrix californica Verne Grant and Alva Grant 1948-5-28 8544 San Luis Obispo sand hills on Guadalupe road 5 mi s Oceano Comment
  SBBG103553  Malacothrix coulteri C. B. Hardham 1958-5-7 3212 San Luis Obispo E of Bee Rock Comment
  RSA773015  Malacothrix incana R. F. Thorne, Percy C. Everett 1963-4-21 31631 San Luis Obispo South end of Morro Bay between bay and ocean. Comment
  OBI15672  Malacothrix phaeocarpa Robert F. Hoover 1964-6-5 8916 San Luis Obispo Santa Lucia Range; Ridge SE of Cuesta Pass Comment
  RSA518086  Malacothrix phaeocarpa Steven A. Junak 1990-4-26 4207 San Luis Obispo near N boundary of Cuesta Ridge Botanical Area, ca 0.4 mi S of Tassajera Creek Road at S end of dirt road on Ames property, which is ca 1.8 mi W of intersection with hwy 101. 518 Comment
  UCR266177  Malacothrix saxatilis David J. Keil, Margariet Wetherwax, Elizabeth Painter, Jody Olsen, K. Downing, C. Bratt, Lynne D. Althouse 2000-5-16 28699 A San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River) 189 Comment
  UC126757  Malacothrix saxatilis var. commutata Alfred Carling Aug. 1907 San Luis Obispo Templeton Comment
  OBI67805  Malacothrix saxatilis var. commutata M. Wetherwax, David J. Keil, J. Olson, K. Downing 2000-5-16 CR- 65 San Luis Obispo Camp Roberts; above Nacimiento River, between Twin Bridges and Tower Rd. UTMs NAd27 zone 10S, 694582 E, 3960393N 160 Comment
  OBI25128  Malva nicaeensis Frank Aulgur 1979-3-27 2 San Luis Obispo 100 ft W of San Luis Crk bridge on Ontario Rd 91 Comment
  OBI44930  Malva pseudolavatera David J. Keil 1984-7-20 18314 San Luis Obispo Arroyo Grande. 0.6 mi from E. Cherry Rd on Branch Mill rd Comment
  RSA132958  Malvastrum parryi Clare B. Hardham 1959-4-14 4256 San Luis Obispo intersection of Shell Creek and Cammatta Road, about 26 miles east of Paso Robles. Comment
  OBI75465  Marah fabacea Jenner Whitt 2003-4-21 70 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  CDA5698  Marrubium vulgare L. Julian 2000-10-2 16 San Luis Obispo Peterson Ranch, entrance at end of Cal Poly Canyon Road of the State University. Comment
  OBI3787  Marrubium vulgare Elizabeth Rudd 1971-6-10 298 San Luis Obispo 3 mi N of Santa Margarita 305 Comment
  UCR132146  Marrubium vulgare George K. Helmkamp 2003-10-24 8219 San Luis Obispo Central Coast, El Campo Rd 0.1 mi east of Los Berros Rd, SE of Arroyo Grande 46 Comment
  SBBG117911  Marsilea vestita M. Wetherwax, E. Painter 2002-4-21 CR 284 San Luis Obispo Nacimiento River; Camp Roberts 160 Comment
  SEINET6330200 Image available Marsilea vestita Robert J. Rodin 1971-2-8 8449 San Luis Obispo Pond at California State Polytechnic College, San Luis Obispo Comment
  OBI15633  Matricaria occidentalis Robert F. Hoover 1966-4-2 9796 San Luis Obispo E side of Soda Lake, Carrizo Plain Comment
  UCR140099  Medicago polymorpha George K. Helmkamp 2004-2-7 8264 San Luis Obispo Central Coast, SE of Oceano along Halcyon Rd., just east of Mesa View Dr. 76 Comment
  OBI28377  Medicago polymorpha Karen Wilferth 1982-5-1 s.n. San Luis Obispo 25 mi E of Arroyo Grande on Huansa Rd, just 1/4 of a mile before reaching Agua Escondido campground Comment
  OBI70762  Medicago scutellata D. R. Miller, J. Butler, E. A. Appel 2009-5-3 509 .875 San Luis Obispo Next to San Carpoforo Crk. Approx 2/3 mi E of hwy 1 from bridge 14 Comment
  CAS-BOT-BC269467  Melica californica Ernest C. Twisselmann 1953-4-18 55 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, 7 milesl south of Cholame, (field above the cattle guard at the head of Palo Prieta Canyon) 579 Comment
  OBI32464  Melica californica Rhonda Riggins 1982-5-16 1406 San Luis Obispo Right-of-way adj grazing land, Tassajara Cyn rd 0.2 mi W US 101 Comment
  OBI21994  Melica imperfecta Robert F. Hoover 1967-6-4 10593 San Luis Obispo Cyn in Temblor Range near N end of Elkhorn Plain Comment
  POM181582  Melica imperfecta J. G. Lemmon s.n. San Luis Obispo San Luis Obispo. Comment
  CAS-BOT-BC281663  Melica imperfecta David D. Keck 1934-4-26 2814 San Luis Obispo 10 miles W of Simmler on road to La Panza Comment
  OBI53541  Melica imperfecta Arthur W. Hazebrook 1991-4-19 20 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
  SEINET8075669  Melica imperfecta David J. Keil, Lynne Dee Althouse 2002-5-2 29840 San Luis Obispo Santa Margarita Ranch.; 0 Comment
  UCD88060  Melica imperfecta R. Tofsrud 1949-4-25 s.n. San Luis Obispo San Luis Obispo County: Between Nipomo and Santa Maria. Comment
  OBI32304  Melica torreyana David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14399 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI22010  Melica torreyana Robert F. Hoover 1964-6-6 8940 San Luis Obispo Ride NW of Cuesta Pass. Just below TV tower Comment
  OBI65838  Melica torreyana D. R. Miller 1994-5-12 594 .344 San Luis Obispo Pine Mt Region. In lower orchard, Miller Property; Tobacco Crk drainage Comment
  RSA128082  Mentha canadensis Clare B. Hardham 1958-9-16 3851 San Luis Obispo San Marcos Creek near Oak Flat Road Comment
  OBI12488  Mentzelia affinis Robert F. Hoover 1952-4-20 8130 San Luis Obispo Near N end of Elkhorn Plain Comment
  RSA440357  Mentzelia affinis L. S. Rose 1925-3-25 s.n. San Luis Obispo Cholame. Comment
  OBI28720  Mentzelia affinis Robert J. Rodin 1965-3-28 7130 San Luis Obispo Up San Juan Crk 4 mi from bridge on rd E of Pozo Comment
  UCD117231  Mentzelia dispersa Ernest C. Twisselmann 1959-6-8 5355 San Luis Obispo San Luis Obispo County: Salt Canyon, Choice Valley District. 579 Comment
  UC1121698  Mentzelia laevicaulis var. laevicaulis G. T. Nordstrom 1937-6-23 1388 San Luis Obispo 1.1 mi se Williams Ranch; Adelaida Quadrangle Comment
  OBI12501  Mentzelia pectinata Robert F. Hoover 1950-4-2 7804 San Luis Obispo Crocker Grade, Temblor Range Comment
  UC19589  Mentzelia pectinata W. H. Brewer 1861-1 506 San Luis Obispo Atascadero; ; Handwritten note identifies county as San Luis Obispo Co. Comment
  OBI12480  Mentzelia veatchiana Eben McMillan 1952-5-5 104 San Luis Obispo Red Eagle Mine 1 mi E 12 mi S Shandon Comment
  UCD147274  Micropus californicus Melanie Gogol-Prokurat; M. Gordon 2010-4-9 CARR 1029 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains on BLM property east of American Preserve. 642 Comment
  OBI31620  Microseris douglasii Turnquist, Smeltzer 1982-5-1 79 San Luis Obispo On the NE side of Laguna Lake Park Comment
  UCD78285  Microseris douglasii Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4630 San Luis Obispo San Luis Obispo Co.: North of Carrizo Plain National Monument. Along Soda Lake Road between College and Belmont Streets. 591 Comment
  SBBG96858  Microseris douglasii subsp. douglasii D. A. Young, S. Junak, T. Ayers 1989-4-27 1955 San Luis Obispo ca. 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical Area Comment
  SBBG117830  Microseris douglasii subsp. tenella E. Painter, M. Wetherwax, D. Keil, D. Wilken, J. Greenhouse 2001-4-17 CR 185 San Luis Obispo Bee Rock Rd, SE of jct of W Perimeter and Bee Rock Rds; Camp Roberts 217 Comment
  UC1314966  Microseris douglasii subsp. tenella R. F. Hoover 1967-4-14 10442 San Luis Obispo hill w Poly Canyon; San Luis Obispo Comment
  UC1224749  Microseris douglasii subsp. tenella R. F. Hoover 1949-4-21 7622 San Luis Obispo 14 mi e Creston (on La Panza road) Comment
  UC126735  Microseris elegans Benj. Cobb May, 1907 San Luis Obispo Paso Robles Comment
  OBI80795  Microsteris gracilis Kristie Haydu 2015-3-31 5 San Luis Obispo Several individuals located within a deep tire rut within the County right-of-way along Nacimiento Lake Drive Comment
  OBI64651  Mimetanthe pilosa David J. Keil, with Kathleen A. Keil 2002-7-27 29891 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  OBI54203  Mimetanthe pilosa David J. Keil 1996-5-30 25880 -2 San Luis Obispo hwy 227, ca 1 mi N of hwy 58 Comment
  OBI51719  Mimulus aurantiacus R. Mike Arens 1994-3-31 41 San Luis Obispo Calif Polytechnic State University campus. In Poly Cyn near Botanical Garden foot bridge 152 Comment
  UC1063575  Mimulus aurantiacus var. aurantiacus B. Bolt 1936-1-14 533 San Luis Obispo 2 mi sse of mouth Osos Creek; Cayucos Quadrangle Comment
  OBI29596  Mimulus aurantiacus var. aurantiacus Robert J. Rodin 1962-5-10 6872 San Luis Obispo About 3 mi S of hwy 101 on Cuesta Summit rd on road maintained by the Forest Service and Telephone company Comment
  UC55377  Mimulus fremontii var. fremontii J. H. Barber San Luis Obispo Paso Robles Comment
  SBBG107677  Mimulus guttatus C. B. Hardham 1958-9-6 3922 San Luis Obispo Santa Rosa Crk, Cambria Comment
  SBBG55737  Mimulus guttatus K. R. Neisess 1976-2-7 San Luis Obispo ca. 5 mi N of N of San Simeon Comment
  UCR159991  Mimulus pilosus George K. Helmkamp, E. A. Helmkamp 2005-6-12 9668 San Luis Obispo South Central Coast Range, Along Calif. Highway 229 (road to Creston), 5.5 mi N of Calif. Highway 58; beside West Branch of Huerhuero Creek 363 Comment
  RSA165527  Mimulus rattanii Clare B. Hardham 1961-5-18 7087 San Luis Obispo Pine Mt. north of Cambria. Santa Lucia Mountains. Comment
  OBI19569  Minuartia douglasii Robert F. Hoover 1967-5-6 10542 San Luis Obispo At Jack Lake Comment
  CAS-BOT-BC388805  Minuartia douglasii Alice Eastwood 1927-4-9 14379 San Luis Obispo Atascadero road Comment
  OBI19555  Minuartia douglasii Robert F. Hoover 1947-4-20 6991 San Luis Obispo Yaro Crk district N of Pozo Comment
  OBI19556  Minuartia douglasii Robert F. Hoover 1947-4-20 7061 San Luis Obispo Sycamore Crk, W slope of La Panza Range Comment
  RSA0026052  Mirabilis jalapa George K. Helmkamp 2003-10-8 8203 San Luis Obispo Central Coast: base of Nipomo Mesa 0.25 miles SW of Halcyon Rd along an unnamed road near the railroad crossing. 15 Comment
  OBI54389  Mirabilis laevis var. crassifolia George Butterworth 1995-7-9 90 San Luis Obispo Carrizo Plain Natural Area. Round Rock Valley, 4.6 mi SE of Crocker Rd, 1/3 mi E of Elkhorn Rd. W bank 747 Comment
  UC11285094  Mirabilis laevis var. crassifolia R. F. Hoover 1949-5-1 7644 San Luis Obispo summit of Cottonwood Pass Comment
  CAS-BOT-BC434884  Mirabilis multiflora var. pubescens Chester Dudley 1927-6-1 s.n. San Luis Obispo At head of main Cuyama Valley near pass to Maricopa Comment
  CAS-BOT-BC219866  Monardella breweri subsp. breweri Ernest C. Twisselmann 1956-6-13 2932 San Luis Obispo La Panza Range. Vaquero Water Hills, near Rhodes Ranch 487 Comment
  UC136821  Monardella breweri subsp. lanceolata E. Palmer, M. D. June 1876 363 San Luis Obispo San Luis Obispo District Comment
  RSA408702  Monardella crispa Ralph Hoffmann 1931-5-30 s.n. San Luis Obispo Oceano. Comment
  RSA43012  Monardella crispa Robert F. Hoover 1947-7-10 7291 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe Arroyo Grande Rd. Comment
  CAS-BOT-BC220376  Monardella palmeri Clare B. Hardham 1963-6-18 10832 San Luis Obispo Cerro Alto Comment
  HSC97873  Monardella palmeri James D. Jokerst, John Sorenson 1987-6-1 2904 San Luis Obispo SE edge of Cuesta Ridge Botanical Area, SE side of rd. between microwave station and parking lot, within 50-100 ft. from FS 29S11 Comment
  SEINET4173653 Image available Monardella undulata Verne Grant, Alva Grant 1948-5-28 8545 San Luis Obispo 5 miles south of Oceano on Guadalupe road Comment
  UC76202  Monardella undulata Miss M. Alice King June, 1895 San Luis Obispo Arroyo Grande Comment
  CDA17507  Monardella undulata Austin Griffiths, B. Garner, D. Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; Morro Bay sandspit, E of S end of Morro Bay Estuary. Comment
  SD40064  Monardella undulata subsp. crispa Edith A. Purer 1933-7-20 5058 San Luis Obispo 5.0 miles north of Guadalupe. 29 Comment
  UC1285257  Monardella undulata subsp. crispa R. F. Hoover 1950-5-13 7910 San Luis Obispo Near Oso Flaco Lake Comment
  OBI58387  Monardella undulata subsp. undulata Austin P. Griffiths, Clare B. Hardham 1987-6-26 18258 San Luis Obispo Along crest of first ridge N and at W end of Surprise Lake Valley Comment
  OBI76619  Monardella villosa subsp. obispoensis 2012-3-27 283 San Luis Obispo Near the ridgeline of the Santa Lucias about .5 mi N of San Carpoforo 664 Comment
  OBI78258  Monardella villosa subsp. obispoensis Joy Nishida 1982-5-29 396 San Luis Obispo American Cyn campground. Along a cattle trl acrossstream from campground. Trl follows stream on SE facing slope 536 Comment
  RSA607465  Monolopia gracilens R. S. Woglum 1940-4-20 2635 San Luis Obispo Central Coast: Cambria. Comment
  SBBG95537  Monolopia gracilens D. Keil, M. McLeod 1983-5-1 16973 San Luis Obispo between Arroyo de la Cruz and Arroyo de los Chinos, N of main channel of Arroyo de la Cruz Comment
  OBI64932  Monolopia lanceolata Greg Wilvert 2005-3-24 23 San Luis Obispo SE Half of the Caliente Range. Approx 2 km N of Wells Cyn 919 Comment
  POM363553  Monolopia lanceolata L. S. Rose 1937-4-8 37032 San Luis Obispo Cholame 351 Comment
  UC1315040  Monolopia lanceolata R. F. Hoover 1967-4-9 10392 San Luis Obispo s of Soda Lake; Carrizo Plain Comment
  OBI19890  Monolopia lanceolata Walter F. Chesebro 1978-5-6 135 San Luis Obispo Along Soda Lake Rd, 19 mi E of Soda Lake 610 Comment
  RSA92632  Monolopia lanceolata Margaret Stason, F. Brubaker 1930-4-14 8944 San Luis Obispo Temblor Range along road from Santa Margarita to McKittrick. Comment
  SBBG5053  Monolopia lanceolata C. B. Hardham 1957-4-12 1604 San Luis Obispo Chalk Rock, Peachy Cyn, W of Paso Robles Comment
  CAS-BOT-BC444870  Montia fontana R. F. Hoover 1950-4-21 7853 San Luis Obispo Cambria Comment
  UC1392767  Mucronea californica R. F. Hoover 1969-6-3 11359 San Luis Obispo La Panza road (Hwy 58) just w Shell Creek Comment
  UC455207  Mucronea californica I. J. Condit 1910-5-14 San Luis Obispo Osos Valley San Luis Obispo Comment
  UC572430  Mucronea perfoliata W. A. Peterson 1937-5-10 823 San Luis Obispo 2.2 mi ese mouth of Pilitas Creek; Panza Quadrangle 548 Comment
  CAS-BOT-BC415985  Mucronea perfoliata James L. Reveal; C. Rose Broome; Clare B. Hardham 1987-6-16 6467 San Luis Obispo Along Shell Creek Road, 1.2 miles N of California HIghway 58, about 11 airline miles SE of Creston 426 Comment
  OBI56887  Mucronea perfoliata David J. Keil 1998-5-11 27186 San Luis Obispo Caliente Range. 4.9 mi from Soda Lake Rd. along Selby Rd. Comment
  UC589859  Muhlenbergia asperifolia W. A. Peterson 1936-7-9 342 San Luis Obispo Cuyama Ranch Santa Ynez Quadrangle 670 Comment
  SEINET7063711  Muilla maritima A. G. Vestal 1947-4-18 s.n. San Luis Obispo Partially shaded serpentine in vicinity of San Luis Obispo. UTM Zone 10, 712847mE, 3906912mN. (WGS84/NAD83). 73 Comment
  OBI81477  Myoporum laetum Ryan Vidnolo, Andrew McHaney, Rachel Wehrman, August Fluegge, Alana Higgins, Lauren Tallichet 2014-11-10 9 San Luis Obispo Morro Bay Outlet 19 Comment
  SBBG123099  Myosurus minimus D. Keil 1998-4-30 27001 San Luis Obispo Carrizo Plain, vernal pool at NE corner of intersection of Belmont Trail and Soda Lake Rd 591 Comment
  OBI80072  Najas guadalupensis David J. Keil 2000-5-26 28745 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  UC1100004  Najas guadalupensis Malcolm A. Nobs, S. Galen Smith 1949-6-24 870 San Luis Obispo 1 mi w of Atascadero (in Atascadero Lake, on road to Morro Bay); Atascadero Lake Comment
  CAS-BOT-BC259998  Nassella lepida Clare B. Hardham 1969-5-28 17195 San Luis Obispo NE slopes of Red Mountain, San Simeon Creek Comment
  RSA0047731  Nassella lepida LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6403 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
  RSA756113  Nassella pulchra David J. Keil, Tina Teed, Mariko Uchida 2001-6-15 29579 San Luis Obispo Camp San Luis Obispo. Chorro Creek drainage. Chorro Creek Bog Thistle exclosure. 244 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
  IRVC29630  Nasturtium gambelii Nancy LaGrille 2006-3-16 s.n. San Luis Obispo Oso Flaco Lake State Vehicular Recreation Area nursery at Park Headquarters. Central Coastal 12 Comment
  RSA791416  Nasturtium gambelii Mark Elvin, Ronnie Glick, Ben Wagner, Erin Shapiro 2010-7-29 6451 San Luis Obispo Central Coast: Oso Flaco Lake, Guadalupe Dunes, west side of lake, 5 meters south of causeway 3 Comment
  OBI32049  Nasturtium officinale David J. Keil, Eric Wise 1981-5-25 14788 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  UCR216938  Nasturtium officinale Mark A. Elvin, Joanna Iwanicha 2009-6-30 6376 San Luis Obispo Central Coast, north of Guadalupe, upper Oso Flaco Creek at junction with Oso Flaco Lake Rd., near RR tracks 14 Comment
  CAS-BOT-BC60488  Nasturtium officinale R. F. Hoover 1949-5-7 7660 San Luis Obispo Piedras Blancas Point (just north of). Comment
  SEINET196247  Navarretia atractyloides B. E. Miossi, H. J. Miossi 1940-7-25 264 San Luis Obispo Pismo Creek, five miles west of Edna 30 Comment
  OBI76687  Navarretia hamata subsp. parviloba Jason Dart 2006-5-24 278 San Luis Obispo Ranchland at the far N end of Golden hill Rd, on a terr above Huerhuero Crk, Paso Robles 239 Comment
  RSA549971  Navarretia jaredii C. F. Smith 1991-6-25 12216 San Luis Obispo On Carrizo Plain side of Caliente Mountain ridge, just below summit. 1372 Comment
  SBBG107600  Navarretia mellita C. B. Hardham 1960-6-24 6251 San Luis Obispo Cuesta Sargent Cypress Forest Comment
  CAS-BOT-BC230437  Navarretia mitracarpa Clare B. Hardham; C. Butterworth 1960-6-9 6131 San Luis Obispo Queen Bee, Pozo Comment
  CAS-BOT-BC230457  Navarretia mitracarpa Alice Eastwood; John Thomas Howell 1936-5-8 2328 San Luis Obispo 2 miles E of La Panza Comment
  CDA40122  Navarretia nigelliformis Thomas Chalmers Jun 1959 s.n. San Luis Obispo 0 Comment
  OBI20987  Nemacladus ramosissimus Robert F. Hoover 1947-4-26 7080 San Luis Obispo Parkhill district Comment
  UC1276320  Nemacladus ramosissimus R. F. Hoover 1947-4-12 6899 San Luis Obispo Upper Navajo Creek; La Panza Range Comment
  SEINET10939170  Nemacladus secundiflorus Rimo Bacigalupi 1955-5-24 Bacigalupi 5209 San Luis Obispo Above creek bed in Palo Prieto Canyon, 2.4 miles above its confluence with Cholame Creek, northern end of the Temblor Range 457 Comment
  OBI30158  Nemophila menziesii Robert J. Rodin 1962-4-1 6830 San Luis Obispo About 4 mi E of Cholame Comment
  OBI13917  Nemophila menziesii R. D. Brister 1964-2-29 6 San Luis Obispo Routzahn Park Rd, approx 11 mi from SLO Comment
  SBBG96069  Nemophila menziesii var. menziesii F. A. Lindholm 1971-4-8 131 San Luis Obispo 6 mi N of Cayucos 518 Comment
  UCR163896  Nemophila menziesii var. menziesii George K. Helmkamp, E. A. Helmkamp 2005-3-30 9252 San Luis Obispo Outer South Coast Ranges, Pozo Road, 0.9 mi east of Hi Mountain Road, north side of Garcia Mountains 460 Comment
  RSA130654  Nemophila menziesii var. menziesii R. W. Summers 1889-05 s.n. San Luis Obispo Morro Valley. Comment
  SBBG107158  Nemophila pedunculata C. B. Hardham 1960-3-27 5244 San Luis Obispo intersection of north rd to Adelaida and Oak Flat Rd Comment
  SD249227  Nemophila pulchella var. fremontii David Keil 1998-5-11 27206 San Luis Obispo Caliente Range, 5.3 miles from Soda Lake Road along Selby Road. Comment
  OBI60941  Nuttallanthus texanus G. F. Hrusa, D. Ragan 1999-4-21 15010 San Luis Obispo Oceano Dunes, immed W of Callender Rd 107 Comment
  OBI59492  Oemleria cerasiformis David J. Keil, with V. L. Holland 2001-4-7 29268 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
  SBBG14318  Oemleria cerasiformis R. Gankin, W. R. Russell 1962-2-22 342 San Luis Obispo hill just S of Arroyo de la Cruz, 0.5 mi E of Hwy 1, 9.4 mi NW of entrance to Hearst State Historical Monument Comment
  UC1128067  Oemleria cerasiformis G. T. Nordstrom 1937-5-4 1172 San Luis Obispo 1.1 mi nnw Oakdale School; Adelaida Quad. 335 Comment
  SD27851  Oemleria cerasiformis Carl B. Wolf 1929-4-13 3466 San Luis Obispo No. base of Cuesta Grade 427 Comment
  RSA191876  Oenanthe sarmentosa R. F. Thorne, P. Everett 1962-10-3 31429 San Luis Obispo Ditch near Oso Flaco Lake 8 Comment
  UCSB12274  Oenanthe sarmentosa Haller, John 1961-6-1 San Luis Obispo Oso Flaco Lake, 3.6 mi W of California state highway 1, 0.5 mi inland from ocean, about 5 mi south of Oceano Comment
  OBI11886  Oenothera deltoides Eben McMillan 1952-4-30 72 San Luis Obispo Commatra Crk, 12 mi S, 3 mi E Shandon. 2 locations covering 1/4 acre Comment
  OBI54196  Oenothera deltoides subsp. cognata David J. Keil, Kathleen Keil 1995-4-15 24887 San Luis Obispo Shell Crk Rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  OBI26299  Oenothera elata subsp. hookeri Mark E. Schneider 1974-6-25 s.n. San Luis Obispo Roadside, Los Osos Rd, Los Osos 30 Comment
  UCR148813  Ononis alopecuroides G. Fred Hrusa, G. Perez, J. Parks 1998-7-21 14732 e San Luis Obispo Central California, c. 0.1 ha in 0.4 ha partially irrigated pasture Comment
  SBBG87973  Orobanche bulbosa C. F. Smith 1988-5-17 12134 San Luis Obispo Forest Service rd ca. 1/4 way up to Pine Mtn in McChesney Wilderness, 6-7 airline mi S of Hwy 58 and turnoff to Navajo Rd Comment
  RSA0089855  Orobanche californica subsp. condensa Dean Wm. Taylor, Alison Colwell 2003-6-29 18568 San Luis Obispo Camatta Canyon, along Shell Creek Road 6.2 miles South of the junction, Truesdale Road, wash of the creek west of the road. 387 Comment
  OBI11863  Orobanche uniflora Robert F. Hoover 1951-4-15 8037 San Luis Obispo Stoney Crk, tributary of Huasna River Comment
  RSA152550  Orthocarpus densiflorus var. obispoensis R. C. Bacigalupi, Alex D. Hawkes 1951-4-26 3287 San Luis Obispo Cambria, in grassy field (actually, air landing strip) just south of Cambria Pines Inn. Comment
  RSA407966  Orthocarpus purpurascens Austin P. Griffiths, Margaret E. Griffiths 1966-5-9 5054 San Luis Obispo Ca. 2 mi south of Oceano. Comment
  RSA0054980  Orthocarpus purpurascens Lee Haines 1951-4-29 5123 San Luis Obispo Oceano. 15 Comment
  OBI66079  Osmorhiza berteroi D. R. Miller 1994-4-7 494 -173 San Luis Obispo Pine Mtn Region. At Egeberg Ranch, near red gate, San Simeon crk drainage 518 Comment
  OBI67011  Osmorhiza brachypoda D. R. Miller 1994-4-12 494 -193 San Luis Obispo Pine Mt Region. From Cyn Trl above Indian Rock, Pico Crk drainage Comment
  UCR123162  Oxalis corniculata subsp. pilosa George K. Helmkamp, E. A. Helmkamp 2002-4-16 7404 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  CHSC113830  Oxalis pes-caprae Richard R. Halse 2011-3-22 8144 San Luis Obispo Along State Hwy. 1 ca. 2 miles south of San Simeon, where San Simeon Creek enters the Pacific Ocean. 3 Comment
  UC1070123  Packera breweri H. C. Lee 1937-4-20 837 San Luis Obispo 0.25 mi w Paso Robles; Paso Robles Quad. 289 Comment
  CAS-BOT-BC121267  Paeonia californica Clare Butterworth Hardham 1958-2-18 139 San Luis Obispo Lime Mt. Comment
  CAS-BOT-BC121284  Paeonia californica R. F. Hoover 1947-2-8 6611 San Luis Obispo Pettitt Canyon (Sycamore Canyon of USGS maps), San Luis Range Comment
  OBI70005  Paeonia californica John Beall 1980-4-6 1 San Luis Obispo Park Hill Rd burn area. 10 mi up hwy 58 park Hill Rd on chaparral burn area just W of the Flemming Ranch Comment
  OBI22062  Panicum acuminatum Robert F. Hoover 1947-6-2 7260 San Luis Obispo Cambria Comment
  OBI75466  Papaver californicum Jenner Whitt 2003-4-3 21 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  OBI83586  Papaver californicum Michael Walgren 2016-4-22 526 San Luis Obispo Three small patches observed on the north side of a dirt road on the Pacific Gas and Electric Diablo Nuclear Power Plant property. Collected on a southwest facing slope near the ridgeline at approximately 35 deg. 14' 48.32" N 120 deg. 53' 00.64" W 304 Comment
  CAS-BOT-BC422822  Papaver californicum Clare B. Hardham 1960-6-3 5995 San Luis Obispo Santa Lucia Mountains. Near Radio KVEC TV broadcasting station. Cuesta 822 Comment
  CAS-BOT-BC272339  Pappostipa speciosa David D. Keck 1934-4-26 2813 San Luis Obispo 10 mi. W. of Simmler on road to La Panza Comment
  CDA43320  Parapholis incurva David J. Keil 2011-4-22 30994 -1 San Luis Obispo Sweet Springs Nature Preserve. South shore of Morro Bay. Baywood Park-Los Osos area north of Ramona Ave. Comment
  UCR18022  Parapholis incurva Eugene Cardiff 1966-5-13 s.n. San Luis Obispo Central Coast, near Cambria Comment
  CAS-BOT-BC413378  Parietaria hespera var. californica Clare B. Hardham 1960-4-4 5305 San Luis Obispo Santa Lucia Mountains. Cantinas Cr. 243 Comment
  SBBG70491  Parnassia californica E. R. Blakley 1956-11-7 1991 San Luis Obispo Cypress Mtn 609 Comment
  UC1969505  Passiflora tarminiana David Keil 1988-6-23 20795 San Luis Obispo Cambria. Along Plymouth Road just north of junction with Huntington Rd and along Hunting Rd. east of junction with Plymouth Rd. Comment
  OBI68374  Passiflora tarminiana David J. Keil 2004-5-24 30304 San Luis Obispo Cambria. South side od Windsor Blvd just west of Heath Lane, south of Santa Rosa Creek Afewabove0 Comment
  SEINET10625584  Passiflora tarminiana Robert J. Rodin 1965-6-9 Rodin 7135 San Luis Obispo cultivated in Morro Bay Comment
  UCD78286  Pectocarya penicillata Ellen Dean; T. Starbuck and M. Starbuck 2008-3-25 4631 San Luis Obispo San Luis Obispo Co.: Along Hwy. 58 between Soda Lake Road and Santa Margarita. 595 Comment
  SBBG108004  Pedicularis densiflora C. B. Hardham 1957-4-14 1665 San Luis Obispo W of picnic area, Santa Rita Rd, W of Templeton Comment
  OBI57892  Pelargonium David J. Keil 2000-3-6 28434 San Luis Obispo Los Osos. Southeastern corner of intersection of Santa Ysabel with South Bay Blvd. 15 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
  UC1861816  Pellaea andromedifolia Ruth Kirkpatrick 2003-7-8 1168 San Luis Obispo Along N side San Simeon Creek Road, 3.1 mi from Hwy 1 30 Comment
  UC1950725  Pellaea andromedifolia Ruth Kirkpatrick 2003-7-7 1163 San Luis Obispo Along Santa Rosa Creek Road, ca. 6.7 mi E of Cambria. 121 Comment
  CAS-BOT-BC69249  Pellaea andromedifolia R. F. Hoover 1946-11-24 6564 San Luis Obispo Hill above Salinas River opposite Pilitas Creek Comment
  CAS-BOT-BC69250  Pellaea andromedifolia R. F. Hoover 1965-4-27 9354 San Luis Obispo Steiner Creek (Serrano Canyon) near San Luis Obispo, west slope Comment
  CAS-BOT-BC71459  Pellaea mucronata H. W. Henshaw s.n. San Luis Obispo San Luis Obispo Comment
  OBI81762  Pennisetum villosum D. R. Miller 2015-11-8 1115 .1137 San Luis Obispo southbound shoulder of Hwy. 1 at Harmony Headlands parking area 50 Comment
  UC1063178  Penstemon heterophyllus W. A. Peterson 1937-5-18 809 San Luis Obispo 2.6 mi sw of mouth Piletas Canyon; La Panza Quad., sw of mouth Piletas Canyon Comment
  OBI79304  Pentachaeta alsinoides David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31699 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. 420 Comment
  OBI56709  Pentachaeta alsinoides David J. Keil 1998-6-8 27726 San Luis Obispo Hwy 58, 6.2 road miles E of junction with Red Hill Rd. Comment
  CAS-BOT-BC330530  Pentachaeta fragilis R. F. Hoover 1952-5-24 8216 San Luis Obispo Caliente Mt., along ridge W of peak Comment
  UC1296373  Pentagramma triangularis subsp. triangularis R. F. Hoover 1964-5-13 8818 San Luis Obispo Tassejera Creek Comment
  SEINET11808778  Perezia microcephala W. Knight, Knight, I. 1986-1 6370 San Luis Obispo Nacimiento Lake Dr. (county road G-14) Comment
  RSA201631  Perideridia gairdneri subsp. gairdneri Robert F. Hoover 1949-6-4 7754 San Luis Obispo Highland district Comment
Read comments
Nov 27 2012
  OBI76811  Persicaria maculosa Michael Walgren 2012-5-28 274 San Luis Obispo In Los Osos along the S side of Los Olivos Rd between Fairchild and Eight St. Also at SW corner of Fairchild and Los Olivos Comment
  OBI36829  Persicaria punctata Eric Wise 1981-6-15 624 San Luis Obispo Turri Rd, 1 mi E of S Bay Blvd Comment
  OBI58863  Petunia parviflora David J. Keil 1998-9-4 28071 San Luis Obispo Santa Margarita. 305 Comment
  UCD126729  Petunia parviflora R. N. Raynor 1939-7-4 s.n. San Luis Obispo San Luis Obispo County: Nipomo. Comment
  OBI62645  Phacelia George Butterworth 2003-5-12 523 San Luis Obispo Carrizo Plain Natl Monument. Temblors 1.5 mi NE of Elkhorn Rd, beyond end of rd that is 2 mi NW of Panorama Rd, BLM land 1006 Comment
  OBI13850  Phacelia brachyloba Robert F. Hoover 1947-3-30 6811 San Luis Obispo Jctn of Morano Crk with Salinas River Comment
  OBI13751  Phacelia campanularia Stephen Wainwright 1964-2-29 4 San Luis Obispo 4 mi W of Los Osos School on Los Osos Valley rd Comment
  UCSB43000  Phacelia cicutaria var. hispida Taylor, Kathy 1982-4-23 San Luis Obispo Calif. 1 north and west 6 miles past Guadalupe (at cross street 11th Steet) on right side of highway and park on side of the highway; Nipomo Mesa 30 Comment
  SEINET5537067  Phacelia ciliata J. H. Barber 1899-3-6 s.n. San Luis Obispo Paso Robles Comment
  SFV16343  Phacelia ciliata P. M. Schiffman 1993-3-20 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Along Soda Lake Road near northern boundary of Natural Area. Comment
  UC1069289  Phacelia ciliata var. ciliata W. A. Peterson 1937-4-14 689 San Luis Obispo 3.2 mi ne mouth of Cedar Creek; La Panza Quadrangle Comment
  OBI28860  Phacelia ciliata var. ciliata David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14483 San Luis Obispo Road at S end of Soda Lake ca 1/4 mi E of Soda Lake rd Comment
  OBI39392  Phacelia ciliata var. ciliata Clifton F. Smith 1950-3-18 2570 San Luis Obispo Along Soda Lake Rd to Carrizo Plain, about 3 mi off hwy 33 (formerly hwy 399) Comment
  OBI53905  Phacelia distans Arthur W. Hazebrook 1992-11-14 172 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, trl adj to riparian corridor Comment
  OBI77625  Phacelia distans Helen Jones 1982-8-7 86 San Luis Obispo Piedras Blancas Point Comment
  SBBG107424  Phacelia distans C. B. Hardham 1959-5-25 4615 San Luis Obispo Islay Cyn Comment
  OBI77626  Phacelia distans Helen Jones 1982-9-21 87 San Luis Obispo Piedras Blancas Point Comment
  SBBG107423  Phacelia douglasii C. B. Hardham 1957-4-13 1643 a San Luis Obispo Black Mtn, Highland District, E of Creston Comment
  UCR202903  Phacelia douglasii George K. Helmkamp, E. A. Helmkamp 2000-3-15 5334 San Luis Obispo Central Coast, south end of Morro Bay at the west end of Howard St in Los Osos 6 Comment
  OBI61024  Phacelia fremontii George Butterworth 1998-4-29 240 San Luis Obispo Carrizo Plain Natural Area. 15' E of Calenite Ridge Rd, 1.9 mi above Selby rd fork, 100 yds above closed rd. T32S, R20E, S20, NW Qtr 866 Comment
  OBI80936  Phacelia fremontii G. F. Hrusa 2005-4-1 16413 San Luis Obispo w and above Lawson Spring. West end of Padrone Canyon Rd. 853 Comment
  RSA0024935  Phacelia fremontii Greg Wilvert 2005-4-25 328 San Luis Obispo 0.7 kilometers NW of Wells Canyon. 882 Comment
  UC1285013  Phacelia fremontii R. F. Hoover 1949-4-21 7607 San Luis Obispo just e San Juan River (on road from La Panza to Simmler) Comment
  OBI34327  Phacelia ramosissima David J. Keil, Eric Wise 1983-8-30 17910 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  RSA749095  Phacelia ramosissima David J. Keil, Lawrence M. Kelly, Kathryn Bay, Frieda Wertman 1988-11-12 21195 San Luis Obispo Near summit along CA Route 227 between San Luis Obispo and Arroyo Grande. Mosaic of coast live oak woodland, chaparral, and coastal scrub. 183 Comment
  OBI55646  Phacelia rattanii David J. Keil 1989-6-9 21243 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto Campground Comment
  SBBG107057  Phacelia rattanii C. B. Hardham 1956-5-11 656 San Luis Obispo Huerhuero River at Geneseo Comment
  CDA15116  Phacelia tanacetifolia G. F. Hrusa 1998-4-25 14202 San Luis Obispo La Panza Range; on La Panza Rd. between La Panza Camp and turnoff to Queen Bee Camp. Comment
  OBI19537  Phacelia tanacetifolia Dick Barkelew 1970-4-11 2 San Luis Obispo Lopez Lake Comment
  RSA140118  Phacelia vallis-mortae var. heliophila Clare B. Hardham 1957-4-27 1767 San Luis Obispo Western edge of Carissa Plains, Bill Washburn Ranch. Comment
  OBI13724  Phacelia viscida Robert F. Hoover 1964-5-14 8868 San Luis Obispo See Cyn Comment
  OBI22100  Phalaris minor Robert F. Hoover 1951-5-7 8057 San Luis Obispo Coast between Toro Crk and Morro sand dunes Comment
  UC524100  Phlox gracilis Ira L. Wiggins 1932-3-21 5800 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  CLARK-A1045-1332  Pholistoma auritum George K. Helmkamp 1978-4-22 San Luis Obispo Los Padres National Forest Cerro Alto Camground; Atascadero 7.5'Q Comment
  UC1069423  Pholistoma auritum G. T. Nordstrom 1937-4-7 1956 San Luis Obispo 1.8 mi. n.w. Chimney Rock; Adelaida Quad. Comment
  CAS-BOT-BC222605  Pholistoma auritum var. auritum Ira L. Wiggins 1929-5-21 3702 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero Comment
  OBI75789  Pholistoma auritum var. auritum Al Lindholm 1967-4-10 160 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 490 Comment
  OBI66124  Pholistoma auritum var. auritum D. R. Miller 1994-4-20 494 -220 San Luis Obispo Pine Mt Region. From Walnut orchard field at Egebergs, San Simeon Crk drainage Comment
  UCD102159  Phoradendron bolleanum P. Schiffman 1996-3-18 s.n. San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, hillside adjacent to Selby Campground at base of Caliente Mountain. Comment
  CAS-BOT-BC141207  Phoradendron serotinum subsp. macrophyllum Ernest C. Twisselmann 1955-3-26 1766 San Luis Obispo San Juan River Valley, 9 1/2 miles S of Shandon. Temblor Range and Western San Joaquin Valley 420 Comment
  OBI31661  Phyla nodiflora Turnquist, Smeltzer 1982-6-16 165 San Luis Obispo Laguna Lake Park, near N end of pavedrd Comment
  OBI78475  Physalis philadelphica David J. Keil 1977-10-29 s.n. San Luis Obispo Just off Calif 227 along Huasna Rd Comment
  SBBG109676  Physocarpus capitatus C. B. Hardham 1956-5-30 782 San Luis Obispo Las Tablas Crk, 7X Ranch Comment
  CAS-BOT-BC206932  Pickeringia montana var. montana R. F. Hoover 1959-5-9 8495 San Luis Obispo Six miles west of Paso Robles on Adelaida Road Comment
  OBI12779  Pickeringia montana var. montana Robert F. Hoover 1959-5-9 8495 San Luis Obispo 6 mi W of Paso Robles on Adelaida rd Comment
  UC454376  Pinus I. J. Condit 1910-4-16 San Luis Obispo Upper Chorro Creek Comment
  OBI23096  Pinus coulteri Deborah Nixon 1976-11-28 9 San Luis Obispo Cal Poly, on S perimeter going E, turn right at closed gate to presidential house, on left just before house Comment
  JEPS46857  Pinus muricata I. J. Condit 1910-1 San Luis Obispo Coon Ck; near ocean Comment
  OBI22747  Pinus muricata R. A. Hays 1957-11-10 s.n. San Luis Obispo Prefuma Cyn summit Comment
  SBBG104345  Pinus sabiniana F. L. Johnson Proctor 1993-2-19 ROB 130 San Luis Obispo 1 km SW of Ranch House on Nacimiento Rd; Camp Roberts Comment
  OBI73549  Pinus torreyana David J. Keil 2010-7-20 30923 San Luis Obispo Arroyo Grande. James Way east of Rancho Parkway 45 Comment
  UC1134751  Piperia elongata G. T. Nordstrom 1937-6-13 1338 San Luis Obispo 1.6 mi sw Klau; Adelaida Quad. 381 Comment
  CAS-BOT-BC254444  Piptatherum miliaceum John Roos; Lucille Roos 1953-11-29 6043 San Luis Obispo Near chicken pens, California Polytechnic College campus, San Luis Obispo 91 Comment
  SBBG112389  Plagiobothrys acanthocarpus D. Keil with V. L. Holland 1999-4-27 28271 San Luis Obispo McMillan Airstrip; Camp Roberts Comment
  UC2013198  Plagiobothrys bracteatus David Keil 1998-5-6 27084 San Luis Obispo 1 mile N of Highway 46 along Buena Vista Dr. Comment
  CHSC118652  Plagiobothrys canescens Richard R. Halse 2016-3-23 9675 San Luis Obispo East of Paso Robles; along State Hwy. 46, ca. 3.4 miles west of its junction with State Hwy. 41W (Shandon Exit). 315 Comment
  OBI77056  Plagiobothrys canescens David J. Keil 1988-3-19 20427 San Luis Obispo Froom Ranch, southwest of US 101 and los Osos Valley Road near intersection with Calle Joaquin, southwest of San Luis Obispo city limits. Comment
  OBI62781  Plagiobothrys canescens Eben McMillan 1952-4-30 75 San Luis Obispo Commatta Crk, 13 mi S 4 mi E Shandon Comment
  UC61155  Plagiobothrys canescens L. Jared 1897-3-4 San Luis Obispo Estrella South Coast Ranges Comment
  UC78103  Plagiobothrys collinus var. gracilis L. Jared San Luis Obispo Estrella Comment
Read comments
Feb 7 2008
  OBI25060  Plagiobothrys nothofulvus David J. Keil, Dirk Walters 1980-4-26 13850 San Luis Obispo Along Town Crk near Lime Mtn, W of Paso Robles Comment
  OBI51413  Plagiobothrys reticulatus Jan Barber 1994-5-29 194 San Luis Obispo San Simeon State park. E of Washburn campground Comment
  OBI80862  Plagiobothrys stipitatus G. F. Hrusa, G. Wilvert 2005-4-1 16405 San Luis Obispo Carrizo Plain. Low, seasonal depression (vernal pool) off Padrone Cyn. Rd. Scattered plants in lowest wettest part of pool, standing water now gone. 823 Comment
  CDA17355  Plagiobothrys stipitatus var. micranthus G. F. Hrusa, G. Wilvert 2005-4-1 16405 San Luis Obispo Carrizo Plain; Low, seasonal depression (vernal pool) off Padrone Cyn. Rd. 822 Comment
  OBI79773  Plagiobothrys tenellus David J. Keil, with David & Linda Chipping, Dirk Walters, Marlin Harms, George Butterworth, & John Chesnut 2013-3-16 31553 San Luis Obispo North slope of Caliente Range. Saucito Rocks 745 Comment
  SDSU20779  Plagiobothrys tenellus Michael G. Simpson, Matt Ritter, David Keil, Heath Bartosh 2013-5-2 3736 San Luis Obispo Avenales ranch. 425 Comment
  OBI64102  Plagiobothrys undulatus David J. Keil 2002-4-4 29789 San Luis Obispo Santa Margarita Ranch. Vicinity of farm pond and associated vernal wetlands north of Santa Margarita and east of US 101. Vicinity of 35.4035 deg. N, 120.6199 deg. W 305 Comment
  SEINET13752193 Image available Plantago coronopus Richard R. Halse 2015-1 9353 San Luis Obispo Along State Hwy. 1 ca. two miles south of San Simeon; on the south side of San Simeon Creek where it enters the Pacific Ocean. 1 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
  OBI37930  Plantago erecta David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18580 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
  UC102757 Image available Plantago erecta T. S. Brandegee June 1888 San Luis Obispo San Simeon. Comment
  UC456035  Plantago erecta I. J. Condit 1908-4-4 San Luis Obispo Pecho coast Pecho Comment
  UCD124430  Plantago erecta K. L. Chambers 1961-3-18 1579 San Luis Obispo San Luis Obispo County: Hwy. 1, 3.7 miles south of center of Cayucos. Comment
  OBI3489  Plantago major Lynch 1971-5-15 11 San Luis Obispo Cal Poly campus. E end of Drumm Lake Comment
  OBI82549  Plantago major David J. Keil 2015-7-8 33309 San Luis Obispo Atascadero Creek north of El Camino Real bridge and east of road Comment
  SBBG26522  Plantago major L. E. Allen 1966-5-19 San Luis Obispo W of Oso Flaco Comment
  OBI36843  Plantago major Eric Wise 1983-10-16 1833 San Luis Obispo Grant Lake. Bordering James Grant's property on Choice Valley rd about 1 mi S of Choice valley school Comment
  OBI70090  Plantago major Bernard Miossi 1939-8-24 171 San Luis Obispo At side of hwy 101, 1 mi N of San Luis Obispo Comment
  UCR140135  Plantago ovata George K. Helmkamp 2004-3-13 8338 San Luis Obispo Central Coast, Nipomo Mesa, SE of Oceano, Mesa Dunes Mobile Home Park, along Mesa View Dr., 0.2 mi south of the jct of Halcyon Rd 76 Comment
  OBI11648  Plantago subnuda Robert F. Hoover 1967-10-7 10877 San Luis Obispo Oso Flaco Lake Comment
  SBBG15618  Plantago subnuda M. A. Piehl 1962-5-23 62300 San Luis Obispo Oso Flaco Lake 7 Comment
  UC76653  Plantago subnuda Miss M. Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  UCR14849  Plantago subnuda George K. Helmkamp 1975-7-27 s.n. San Luis Obispo Central Coast, 3-4 mi. north of San Simeon Comment
  OBI3221  Platanus racemosa Kathy Thom 1971-5-10 11 San Luis Obispo Stenner crk, below radio tower hill 91 Comment
  CAS-BOT-BC91967  Platystemon californicus Alice Eastwood; John Thomas Howell 1936-5-6 2223 San Luis Obispo Chorro Creek. Comment
  CAS-BOT-BC92004  Platystemon californicus Geo. B. Grant 1903-4-30 s.n. San Luis Obispo Shandon. Comment
  UCR115584  Platystemon californicus George K. Helmkamp, E. A. Helmkamp 2000-4-20 5410 San Luis Obispo Central Coast, road crest between See Canyon Road and Prefumo Canyon Road, SW of San Luis Obispo 320 Comment
  UCR161339  Platystemon californicus George K. Helmkamp, E. A. Helmkamp 2005-3-8 9083 San Luis Obispo Central Coast Hills., Irish Hills; crest of Prefumo Canyon Road, 5.2 mi west of Los Osos Valley Road 409 Comment
  UCR115778  Plectritis brachystemon George K. Helmkamp, E. A. Helmkamp 2000-4-20 5385 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  SBBG69559  Plectritis ciliosa subsp. ciliosa M. M. Miles -May-1886 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  RSA126564  Pluchea sericea W. A. Peterson 1936-7-9 35 San Luis Obispo Cuyama Ranch. 671 Comment
  RSA18224  Poa C. B. Wolf 1929-4-13 3626 San Luis Obispo 6 miles north of Morro Bay Comment
  OBI43324  Poa annua Eric Wise 1982-5-17 1463 San Luis Obispo Spring W of Kerr "Lake" MacMillan Rd, 8.6 mi NE of Hwy 46 on White Crk ranch Comment
  OBI37604  Poa bulbosa David J. Keil, V. L. Holland, C. D. Hynes, R. Gambs, and M. Borchard 1982-3-24 15801 San Luis Obispo Vicinity of American Cyn in the La Panza Mts. T30s, R16E, Sects. 28, 32, 33 Comment
  RSA585851  Poa howellii G. Fred Hrusa 1995-5-28 12281 San Luis Obispo Black Butte Research Natural Area; immediately to SW of Peak 1 radio facility. 640 Comment
  RSA129247  Poa secunda W. A. Peterson 1937-4-2 658 San Luis Obispo 1.5 mile northwest of La Panza Ranch 518 Comment
  HSC81385  Poa secunda subsp. secunda David J. Keil 1980-3-16 13718 San Luis Obispo Along Park Hill Rd., 0.5 mi. W of junction with Huerhuero Rd. Comment
  OBI28876  Poa secunda subsp. secunda Melissa Luckow, Rhonda Riggins & Richard Pimentel 1982-4-4 723 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna river crosses the rd Comment
  SBBG125752  Poa secunda subsp. secunda T. Fitanides with A. Baniaga 2010-3-26 San Luis Obispo Tierra Redonda Mtn 340 Comment
  UC1132791  Poa secunda subsp. secunda C. A. Graham 1939-4-17 544 San Luis Obispo 1.2 mi sse Carrizo Ranch; Branch Mt Quadrangle Comment
  OBI47417  Poa secunda subsp. secunda David J. Keil 1981-4-9 14288 San Luis Obispo 1 mi from jctn with Pozo Rd on Las Pilitas Rd Comment
  OBI13595  Pogogyne douglasii Robert F. Hoover 1947-8-17 7388 San Luis Obispo Between San Carpoforo crk and Arroyo de la Cruz Comment
  OBI13596  Pogogyne douglasii Robert F. Hoover 1955-6-14 8360 San Luis Obispo San Simeon Comment
  SBBG119415  Pogogyne douglasii E. Painter, M. Wetherwax 2002-6-18 SLO 285 San Luis Obispo rd to Pick and Shovel Mine; Training Area 10; Camp San Luis Obispo 400 Comment
  OBI58181  Pogogyne serpylloides David J. Keil 1998-6-12 27782 San Luis Obispo Morro Bay State Park. Park Ridge area W of Holister Peak, near quarry trail. Comment
  OBI80818  Polycarpon tetraphyllum David J. Keil 1992-1 22908 San Luis Obispo Laguna Lake City Park. Grassy field near park entrance 170 Comment
  OBI79926  Polygonum aviculare David J. Keil, Michael Walgren, Lisa Andreano, Aaron Sims, and Sally Krenn 2013-7-27 31852 San Luis Obispo Montana de Oro State Park. Along Coon Creek 30 Comment
  UC466085  Polygonum aviculare subsp. depressum Katharine Brandegee 1912-10-2 San Luis Obispo San Miguel Mission Comment
  UCD100136  Polygonum aviculare subsp. depressum Ernest C. Twisselmann 1958-8-11 4627 San Luis Obispo San Luis Obispo County: Dorothy Twisselmann Ranch, eastern part of county. 670 Comment
  SEINET11946937  Polygonum aviculare subsp. depressum S. A. Thompson, Rawlins, J. E. 1988-8-25 5253 San Luis Obispo 6 mi N of San Simeon on CA 1, Arroyo de la Cruz 10 Comment
  IRVC29049  Polygonum punctatum G. K. Helmkamp 2003-10-8 8192 San Luis Obispo base of Nipomo Mesa 0.25 mi SW of Halcyon Rd along an unnamed road near the railroad crossing Central Coast 15 Comment
  CAS-BOT-BC71998  Polypodium californicum Alice Eastwood 1927-4-7 s.n. San Luis Obispo unspecified Comment
  CAS-BOT-BC72000  Polypodium californicum R. F. Hoover 1967-2-18 10229 San Luis Obispo Diablo Canyon, San Luis Range Comment
  CAS-BOT-BC72003  Polypodium californicum R. F. Hoover 1947-3-8 6651 San Luis Obispo San Simeon Comment
  CAS-BOT-BC72005  Polypodium californicum Mrs. Anna G. Blaisdell s.n. San Luis Obispo Poway Comment
  SEINET3874659  Polypodium californicum Andy Dollahite, Matt Paradis 2002-3-7 25 San Luis Obispo 1.8 miles on Stenner Creek Road from Highway 1. Riparian corridor.; 0 120 Comment
  OBI31547  Polypogon maritimus Joy Nishida 1982-6-5 424 San Luis Obispo American Cyn .4 mi S of American Cyn campground near stream 518 Comment
  OBI27212  Polypogon monspeliensis Thomas Burrows 1980-8-14 120 San Luis Obispo Reservoir Cyn, San Luis Obispo 152 Comment
  SBBG16234  Polypogon monspeliensis E. C. Twisselmann 1962-8-23 7688 San Luis Obispo O'Brien Lake, hills at the summit of Palo Prieto Cyn 640 Comment
  OBI43262  Polypogon monspeliensis Eric Wise 1981-9-29 1204 San Luis Obispo Orcutt Rd. 2.3 mi S of Johnson Ave Comment
  OBI51152  Polypogon monspeliensis Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-6-24 1 .6 San Luis Obispo San Simon State Park. NE corner of park, top of hill Comment
  OBI65933  Polypogon monspeliensis Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-10 47 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS) S of Morro Bay on Hwy 1. Beyond Gilardi Rd on ranch rd N of hwy 1 195 Comment
  OBI59243  Polypogon viridis G. F. Hrusa, J. Park, G. Perez 1998-7-21 14733 San Luis Obispo South Coast Ranges. Within residential site on Temettate rd off Suey crk rd Comment
  RSA385499  Polypogon viridis Thekla Mohr 1911-1 s.n. San Luis Obispo San Luis Obispo. Comment
  OBI37122  Populus fremontii Eric Wise 1983-9-23 1793 San Luis Obispo North Shore of Laguna Lake Comment
  PGM6819  Populus fremontii subsp. fremontii Beatrice F Howitt 1970-6-19 3171 San Luis Obispo Salinas Valley, San Miguel, By old bridge over the Salinas River Comment
  OBI10763  Portulaca oleracea Robert F. Hoover 1969-7-12 11432 San Luis Obispo Salinas River at Paso Robles Comment
  UCR142965  Potamogeton pectinatus D. W. Taylor 1970-6-22 70- 118 San Luis Obispo Central Coast, mouth of Los Osos Creek, east side of Morro Bay 6 Comment
  UC1099824  Potamogeton pectinatus Malcolm A. Nobs, S. Galen Smith 1948-9-9 652 San Luis Obispo s of Pismo Beach Comment
  RSA0048268  Potentilla egedii var. grandis W. M. Arbaugh 1968-5-5 263 San Luis Obispo Lopez Canyon, 1/2 mile above the dam. Comment
  CAS-BOT-BC163004  Prunus fasciculata var. fasciculata David D. Keck 1933-5-5 2234 San Luis Obispo 5.5 miles south of Oceano on road to Gudalupe Comment
  UCR38999  Prunus fasciculata var. punctata David J. Keil 1983-11-19 18061 San Luis Obispo Central Coast, Between Sea Pines Golf Course (Baywood Park) and Shark Inlet at southern end of Morro Bay 9 Comment
  JEPS18374  Prunus fasciculata var. punctata Rimo Bacigalupi with F. Chisaki and P. Hutchison 1957-4-2 5773 San Luis Obispo about 5 mi w of Nipomo; Nipomo Mesa Comment
  OBI10044  Prunus fasciculata var. punctata Robert F. Hoover 1948-3-26 7432 San Luis Obispo Sunnyside School ner Baywood Park Comment
  OBI66505  Pseudognaphalium beneolens David J. Keil 1985-6-19 18875 San Luis Obispo Hills S of Los Osos. Sand rds and trls above Broderson Ave, E of Cabrillo Estates subdivision Comment
  OBI73523  Pseudognaphalium biolettii David J. Keil 1990-4-26 21401 San Luis Obispo Mobil Oil Co. property on Nipomo Dunes south of Oso Flaco Lake Road, east of Oso Flaco Lake Comment
  CAS-BOT-BC356617  Pseudognaphalium biolettii R. F. Hoover 1948-3-4 7428 San Luis Obispo Coast south of Hazard Canyon Comment
  OBI18894  Pseudognaphalium californicum Michael Medved 1978-4-3 s.n. San Luis Obispo Foothill of Santa Lucia mts on Cal Poly campus 220 Comment
  OBI31984  Pseudognaphalium luteoalbum David J. Keil, Rhonda Riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al. 1981-4-11 14312 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  CAS-BOT-BC357106  Pseudognaphalium luteoalbum Clare B. Hardham 1957-11-19 2760 San Luis Obispo Santa Lucia Mountains. Piedras Blancas Comment
  OBI55314  Psilocarphus brevissimus var. brevissimus David J. Keil 1998-6-5 27618 San Luis Obispo Carrizo Plain. California Valley. 0.9 miles N of junction Brentwood Trail on Soda Lake Rd. Comment
  RSA0045599  Psoralea orbicularis Keith E. Hoffmaster 1935-7-1 655 San Luis Obispo Near Arroyo Grande. Comment
  OBI35639  Pterostegia drymarioides S. M. Inman 1983-5-17 63 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
  SEINET10479889  Pterostegia drymarioides James L. Reveal 1988-5-26 Reveal 6902 San Luis Obispo La Panza Range, Los Padres National Forest, 0.4 mile west of La Panza Summit along road from Pozo to La Panza, 7.5 air miles northeast of Pozo, on sandy decomposed granitic soil associated with Pinus, Adenostoma and Arctostaphylos at about 2350 feet elevation. sec. 34, T29N, R16E. 715 Comment
  OBI78686  Pyracantha angustifolia Jay Donovan 2013-2-9 San Luis Obispo Laguna Lake about 100 yds northwest of the main parking lot, about 5 feet from the water Comment
  RSA611961  Quercus agrifolia var. agrifolia Louis C. Wheeler 1952-10-6 7008 San Luis Obispo San Luis Obisbo 24: . . Comment
  OBI14305  Quercus chrysolepis Robert F. Hoover 1957-8-28 8404 San Luis Obispo Between Rocky Butte and PIne Mt above San Simeon Comment
  UC338546  Quercus douglasii unknown Dec 1889 San Luis Obispo S. M. Dyer's ranch Estrella Plains Comment
  UC993109  Quercus douglasii J. M. Tucker 1947-10-4 1627 San Luis Obispo 16.7 mi (by road) s Pine Canyon Guard Station (on s side of Highway 166); Cuyama Valley Comment
  OBI28078  Quercus lobata Allison Berry/ Carrie Wilson 1982-5-9 25 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of Ca rte 101 on CA tre 58-Santa Margarita site to R of Rd; 50 yds from RR tarcks Comment
  OBI14237  Quercus palmeri Robert F. Hoover 1964-11-15 9326 San Luis Obispo Santa Lucia Range; 4 mi W of Paso Robles on Peachy Cyn rd Comment
  OBI62959  Rafinesquia californica David J. Keil 1992-6-5 23209 San Luis Obispo Lopez Canyon Road, 0.7 miles from Hi Mountain Rd. Comment
  CAS-BOT-BC362539  Rafinesquia californica Alice Eastwood; John Thomas Howell 1936-5-9 2364 San Luis Obispo 4 miles east of Adelaida Comment
  RSA126554  Rafinesquia californica P. L. Johannsen 1937-5-4 1092 San Luis Obispo Seven miles northwest of Painted Rock Ranch. 701 Comment
  OBI25932  Ranunculus californicus Lorraine Vinland 1981-7-3 11 San Luis Obispo SE slope of Madonna Mt [Cerro San Luis] Comment
  RSA647817  Ranunculus californicus R. S. Woglum 1937-5-15 1721 San Luis Obispo Central Coast: Morro Bay. Comment
  SBBG104799  Ranunculus californicus var. californicus M. D. Proctor, E. A. Young 1993-4-12 ROB 380 San Luis Obispo 0.5 km SE of Deer Trail Rd on W Perimeter Rd; Camp Roberts Comment
  OBI57871  Ranunculus hebecarpus David J. Keil 1999-4-29 28301 San Luis Obispo Camp Roberts; area proposed for northward extension of McMillan Airstrip on north side of Generals Road. Comment
  OBI66423  Ranunculus hebecarpus David J. Keil, with Kathleen A. Keil 1997-3-29 26122 San Luis Obispo La panza mountains. 1 mile from highway 58 along red hill road. Comment
  RSA659291  Ranunculus hebecarpus David J. Keil 1985-3-31 18502 San Luis Obispo Calf Canyon area along Route 58, halfway between Park Hill Rd. and Hwy 229 Comment
  OBI63049  Ranunculus muricatus D. R. Miller, Elizabeth Appel 2001-4-30 401 -736 San Luis Obispo Pine Mt Region. Ridge between N fork of Little Pico and no-name drainage to S 85 Comment
  SBBG96711  Rhamnus crocea D. A. Young, S. A. Junak, T. J. Ayers 1989-4-27 1971 San Luis Obispo Chaparral Rd near the E end of the Botanical area, below TV antennas Comment
  CAS-BOT-BC56085  Rhamnus ilicifolia Alice Eastwood 1926-5-4 13848 San Luis Obispo Paso Robles Comment
  OBI57020  Rhus aromatica G. F. Hrusa, D. Ragan 1997-8-10 14079 San Luis Obispo Los Padres National Forest; upper Water Canyon on E side of Cuesta Ridge SE of Cuesta Pass. Comment
  OBI23555  Rhus ovata Phil Ashley 1980-2-6 s.n. San Luis Obispo Cal Poly campus. S of Campus Health center along Via Carta Comment
  UC1130558  Rhus trilobata B. Bolt 1936-5-26 731 San Luis Obispo 2 3/4 mi ene of Santa Margarita 335 Comment
  SBBG44933  Ribes divaricatum var. pubiflorum R. Hoffmann 1931-5-30 San Luis Obispo Oceano Comment
  SBBG93814  Ribes divaricatum var. pubiflorum C. F. Smith 1951-4-19 3044 San Luis Obispo Hwy 1 in Black Lake Cyn, Nipomo Mesa Comment
  CAS-BOT-BC168655  Ribes malvaceum R. F. Hoover 1947-3-23 6721 San Luis Obispo East slope of la Panza Range Comment
  OBI14048  Ribes malvaceum Robert F. Hoover 1947-1-4 6581 San Luis Obispo Upper Arroyo Grande, near jctn of Lopez Cyn Comment
  OBI14040  Ribes menziesii Robert F. Hoover 1947-2-8 6609 San Luis Obispo Pettitt Cyn (Sycamore Cyn of USGS map) San Luis Range Comment
  CAS-BOT-BC144672  Ribes sanguineum var. glutinosum L. R. Abrams 1937-7-30 13729 San Luis Obispo Cambria, in Pine Woods Comment
  OBI3939  Ribes sanguineum var. glutinosum Elizabeth Rudd 1971-4-26 233 San Luis Obispo 3 mi NE of Santa Margarita 427 Comment
  UC79724  Ribes sanguineum var. glutinosum E. Palmer, M. D. 1876-6-26 128 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC173767  Ribes speciosum R. F. Hoover 1947-1-3 6580 San Luis Obispo Perry Creek se. of Cambria Comment
  OBI75557  Ribes speciosum Steven A. Junak 1990-5-1 4299 San Luis Obispo Santa Lucia Mts: at N edge of Cuesta Ridge Botanical Area, along old trail on ridge about 0.55 mi E of W Cuesta Ridge rd (USFS Rd #29S11.3), about 0.3 mi S of second high voltage tower E of W Cuesta Ridge Rd 594 Comment
  OBI72767  Romulea rosea var. australis Michael Walgren 2010-3-26 88 San Luis Obispo San Simeon State Park, W of Hwy 1, on parcel between Lone Palm Rd and the town of San Simeon Acres Comment
  RSA449727  Rosa californica Thekla Mohr 1911-07 s.n. San Luis Obispo [No location information provided.] Comment
  UC1789007  Rosa californica Barbara Ertter with David Chipping 1996-6-16 14877 San Luis Obispo Shark Intel of Morro Bay west of Los Osos, ca 150 yards west of Butte Drive near Sweet Springs Nature Preserve. Comment
  OBI70172  Rosa californica Bernard Miossi 1939-6-23 108 San Luis Obispo 1 mi N of San Luis Obispo, 100 ft NE of hwy 101 58 Comment
  SBBG4977  Rosa gymnocarpa C. B. Hardham 1959-5-19 4558 San Luis Obispo headwaters of Las Tablas Crk Comment
  CAS-BOT-BC146683  Rosa gymnocarpa R. F. Hoover 1965-5-14 9408 San Luis Obispo Ridge nw. of Cuesta Pass Comment
  OBI10849  Rumex acetosella R. D. Brister 1964-3-8 24 San Luis Obispo San Luis Obispo Comment
  OBI32186  Rumex acetosella David J. Keil, Rhonda riggins, Dirk Walters, Malcolm McLeod, Melissa Luckow, et al 1981-4-11 14391 San Luis Obispo N of San Simeon along ridge just S of Arroyo de la Cruz Comment
  OBI5222  Rumex acetosella Mike Wemp 1972-3-29 29 San Luis Obispo Near the rd about 1/2 mi NW of Montana de Oro State park campground 30 Comment
  UCR115570  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2000-6-15 5682 San Luis Obispo Central Coast, between Los Osos and sand dunes west of the end of Howard St. 15 Comment
  UCR18652  Rumex acetosella Eugene Cardiff 1966-5-13 s.n. San Luis Obispo Central Coast, Cambria Pines, 1 mi from coast 61 Comment
  CAS-BOT-BC422070  Rumex acetosella R. F. Hoover 1964-6-11 9036 San Luis Obispo Just south of Hazard Canyon Comment
  OBI17523  Rumex conglomeratus Lynne Dee Althouse 1977-5-3 76 San Luis Obispo Near overflow of horse water trough, Wolfe's horse ranch, N of San Luis High School 125 Comment
  CAS-BOT-BC433347  Rumex crispus Ernest C. Twisselmann 1954-6-16 1374 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Eben McMillan Ranch: Phelps Spring; Eastern San Luis Obispo County. 701 Comment
  OBI36997  Rumex crispus Eric Wise 1981-8-7 1051 San Luis Obispo Cholame Crk at Bitterwater Rd Comment
  OBI37010  Rumex crispus Eric Wise 1982-6-24 1554 San Luis Obispo 1/2 mi E of Warden lake Comment
  OBI75478  Rumex crispus Jenner Whitt 2003-4-3 1 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  SBBG18342  Rumex fueginus M. A. Piehl 1963-8-4 63789 San Luis Obispo W side Oso Flaco Lake 3 Comment
  CAS-BOT-BC433601  Rumex hymenosepalus James R. Shevock; Jack Zaninovich 1983-3-30 10225 San Luis Obispo South Coast Ranges. Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side at Panorama Hills, 20.5 miles northwest from California highway 33/166. 800 Comment
  OBI38291  Rumex occidentalis David J. Keil 1985-5-5 18749 San Luis Obispo Black Lake Cyn on Nipomo mesa SE of Oceano Comment
  UC454360  Rumex pulcher E. P. Unangst 1906-5-14 San Luis Obispo Oak Park Comment
  OBI10823  Rumex salicifolius Robert F. Hoover 1969-7-12 11424 San Luis Obispo Salinas River at Paso Robles Comment
  OBI80106  Rumex salicifolius David J. Keil 2012-9-8 31522 San Luis Obispo San Luis Range. Irish Hills Open Space, San Luis Obispo. Froom Creek Trail 75 Comment
  OBI27186  Rupertia physodes Thomas Burrows 1980-5-3 43 San Luis Obispo Reservoir Cyn 168 Comment
  OBI81090  Ruppia cirrhosa Michael Walgren 2015-10-9 441 San Luis Obispo mouth of San Geronimo Creek 0 Comment
  CDA876  Ruppia maritima G. D. Barbe 1978-11-2 2466 San Luis Obispo Shallow saline water, S end of Soda Lake, at junction of county roads, about 20 km SE of California Valley. 0 Comment
  OBI78530  Sagittaria latifolia Eric Wise 1982-6-10 1507 San Luis Obispo Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  OBI37111  Salix exigua Eric Wise 1981-9-17 1131 San Luis Obispo Salinas river at hwy 58 Comment
  OBI9860  Salix exigua Robert F. Hoover 1968-4-16 11032 San Luis Obispo Cuyama river bed at Chalk Mt, Cuyama Valley Comment
  OBI37108  Salix gooddingii Eric Wise 1981-8-7 1046 San Luis Obispo Poso Ortega lake Comment
  OBI25076  Salix laevigata David J. Keil, Dirk Walters 1980-4-26 13833 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  OBI3947  Salix laevigata Elizabeth Rudd 1971-3-30 189 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  UC1134954  Salix laevigata B. Bolt 1936-6-5 764 San Luis Obispo 1 mi e Santa Margarita (Plot 139); San Luis Obispo Quad. Comment
  OBI28334  Salix lasiandra Lori Blain 1982-5-15 22 San Luis Obispo Off hwy 101, E of Los Osos-Baywood Park exit 213 Comment
  JEPS114095  Salix lasiolepis J. Olson, R. Root 2000-8-11 San Luis Obispo Camp Roberts. Roadside at intersection of Range and Kern Roads. Comment
  SBBG99072  Salix lasiolepis C. F. Smith 1951-4-19 3048 San Luis Obispo Hwy 1, Black Lake Cyn, Nipomo Mesa Comment
  OBI37203  Salix lasiolepis Eric Wise 1983-5-3 1704 b San Luis Obispo Turri rd x Los Osos valley rd Comment
  OBI37317  Salix lasiolepis Eric Wise 1983-3-10 1695 San Luis Obispo Sweet Springs marsh Comment
  OBI57061  Salix lasiolepis Frederic Hrusa 1993-5-20 11023 San Luis Obispo Paso Robles. Approx 300 m N of Niblick rd bridge Comment
  RSA67542  Salix lasiolepis Philip A. Munz 1951-4-13 16309 San Luis Obispo Grade on Hwy 178. Above La Panza Public Camp. La Panza Range. 701 Comment
  CAS-BOT-BC107237  Salix lasiolepis var. bigelovii Ernest C. Twisselmann 1965-11-2 11697 San Luis Obispo Arroyo de la Cruz, between Highway 1 and the ocean 15 Comment
  SBBG98946  Salix lucida subsp. lasiandra C. F. Smith 1965-3-11 8612 San Luis Obispo Mud Lake, in dunes S of Oceano Comment
  UCR161970  Salix lucida subsp. lasiandra George K. Helmkamp, E. A. Helmkamp 2005-2-12 8895 San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park, 765 Mesa View Drive, along Calif. Highway 1, 0.3 mi south of Mesa View Drive SE of Oceano/Arroyo Grande 79 Comment
  OBI70115  Salsola David J. Keil 1988-10-9 28190 -M San Luis Obispo Just n of junction of Elkhorn Road and Soda Lake Rd. at s end of Carrizo Plain. Comment
  CDA17374  Salsola australis G. F. Hrusa 2005-9-1 16635 San Luis Obispo Cholame Hills; Bitterwater Rd., S of Blackwell Corner. 579 Comment
  CDA26830  Salsola tragus David J. Keil 1998-10-9 28138 San Luis Obispo Along California Highway 166 and Cuyama River, circa 11 miles east of Tepusquet Canyon Road and in vicinity of trailhead (Los Padres National Forest), circa 2 miles east of Rock Front Ranch. 0 Comment
  CDA3193  Salsola tragus T. C. Fuller 1965-10-7 14181 San Luis Obispo South side of Highway 466 to Paso Robles, 0.1 mile north of Shandon. 0 Comment
  OBI73378  Salvia apiana David J. Keil, with Field Botany class 2010-5-14 30762 San Luis Obispo Cuesta Pass on east side of Highway 101. 475 Comment
  VVC3384  Salvia carduacea Tim Thomas 1973-4-18 7 San Luis Obispo Inner South Coast Range, Elkhorn Plains. 732 Comment
  RSA670733  Salvia carduacea Paul C. Silva 1947-3-30 1203 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley. Comment
  UC1614059  Salvia carduacea Charles M. Belshaw 1935-3-27 461 San Luis Obispo near Kern and San Luis Obispo county line Comment
  UC496109  Salvia carduacea Mrs. Frank Hatch 1932-4-4 San Luis Obispo Pala Prieta Bitterwater Valley (e San Luis Obispo County) Comment
  SBBG94128  Salvia columbariae S. A. Junak 1990-7-13 4407 San Luis Obispo near N edge of Cuesta Ridge Botanical Area, along powerline access rd, just S of second high voltage tower E of W Cuesta Ridge Rd, ca. 1.1 rd mi S of Tassajera Crk Rd 533 Comment
  UC1124738  Salvia columbariae B. Bolt 1936-5-25 735 San Luis Obispo 2.75 mi ene Santa Margarita; San Luis Obispo Quad. 335 Comment
  OBI19162  Salvia mellifera Christopher Greiner 1979-4-16 5 San Luis Obispo Poly Cyn, SLO 91 Comment
  OBI27023  Salvia mellifera James Courtney 1980-12-20 14 San Luis Obispo Pennington Crk Bio reserve Comment
  OBI32653  Salvia mellifera David J. Keil 1982-5-2 15894 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero rd with Calif rte 58 and S on dirt road Comment
  SBBG104933  Salvia mellifera F. L. Johnson Proctor 1993-2-20 ROB 146 San Luis Obispo 1 km NW of Chorro Reservoir; Camp San Luis Obispo Comment
  SEINET2444937  Salvia mellifera David Keil 1988-7-2 20868 San Luis Obispo Morro Bay State Park. E of South Bay Blvd. Vicinity of old cement plant or on hill to NE. Comment
  OBI31598  Salvia mellifera Joy Nishida 1982-5-8 370 San Luis Obispo American Cyn; .9 mi S of American Cyn campground 518 Comment
  RSA523182  Salvia sonomensis David J. Keil 1986-4-8 19141 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake. Comment
  SBBG48515  Salvia sonomensis R. N. Philbrick, D. Emery, R. J. Rodin 1974-5-29 San Luis Obispo just S of TV tower, near Cuesta Summit and Hwy 101 Comment
  RSA123260  Salvia sonomensis A. D. Gifford 1937-4-29 819 San Luis Obispo 1 mile WNW of New District School 534 Comment
  UC1285267  Salvia sonomensis R. F. Hoover 1948-4-24 7487 San Luis Obispo Head of American Canyon; La Panza Range Comment
  OBI31151  Salvia spathacea Julie M. Vanderwier 1978-5-11 29 San Luis Obispo Indian Knob Tars Comment
  OBI13522  Salvia spathacea A. Ahmad 1963-4-16 10 San Luis Obispo 2 mi E SLO Comment
  UC1614395  Salvia spathacea Charles M. Belshaw 1936-3-20 1669 San Luis Obispo 2.5 mi wnw of Tar Spring Ranch 152 Comment
  UC579587  Sambucus mexicana H. C. Lee 1936-6-2 652 San Luis Obispo 1 mi nw Oceano; Arroyo Grande Quadrangle 7 Comment
  OBI38182  Sambucus nigra subsp. caerulea Eric Wise 1982-4-28 1388 San Luis Obispo Littlo Morro Creek, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  OBI27844  Sambucus nigra subsp. caerulea Joan Coffey 1972-5-15 7 San Luis Obispo Cuesta Park Comment
  SBBG61416  Sanicula arctopoides R. Hoffmann 1931-1-28 San Luis Obispo San Simeon Comment
  OBI8756  Sanicula arguta Robert F. Hoover 1958-3-6 8412 San Luis Obispo Between Morro Bay and Cayucos, (South of mouth of Toro crk). Comment
  RSA139918  Sanicula arguta Clare B. Hardham 1960-4-2 5330 San Luis Obispo Green Valley near Cambria. Comment
  UC2013174  Sanicula arguta David Keil 1979-7-1 13121 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  CAS-BOT-BC223315  Sanicula bipinnatifida Chester Dudley 1936-4-1 s.n. San Luis Obispo San Miguel Comment
  UC55287  Sanicula bipinnatifida J. H. Barber 1899-4-17 San Luis Obispo San Luis Obispo County Comment
  HSC81386  Sanicula crassicaulis David J. Keil 1980-3-16 13710 San Luis Obispo Along Park Hill Rd., 0.5 mi. W of junction with Huerhuero Rd. Comment
  OBI28875  Sanicula crassicaulis Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 724 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna river crosses the road. Comment
  OBI31064  Sanicula crassicaulis Julie M. Vanderwier 1979-5-4 154 San Luis Obispo Indian Knob Tar Sands. Comment
  POM82760  Sanicula crassicaulis Marcus E. Jones 1882-5-9 s.n. San Luis Obispo [No additional locality information.] Comment
  SEINET5779684 Image available Sanicula crassicaulis Marcus E. Jones 1882-1 2735 San Luis Obispo San Luis Obispo Comment
  UC639019  Sanicula crassicaulis B. E. and H. J. Miossi 1940-3-17 216 San Luis Obispo n of San Luis Obispo (California Polytechnic School Canyon); California Polytechnic School Canyon 121 Comment
  SBBG107532  Sanicula laciniata C. B. Hardham 1959-4-12 4232 San Luis Obispo Cambria Comment
  OBI8743  Sanicula maritima Robert F. Hoover 1947-2-24 6625 San Luis Obispo First ridge W of Cerro Romauldo (near San Luis Obispo) Comment
  OBI80796  Santolina chamaecyparissus D. R. Miller, Elizabeth A. Appel 2015-6-21 615 .1132 San Luis Obispo Cambria. Fiscalini Ranch Preserve locked gate off of Hwy 1 SW end of Santa Rosa creek bridge. 100m inside gate on left. 100 Comment
  RSA0034926  Satureja douglasii A. Lee Haines 1973-5-19 s.n. San Luis Obispo Santa Rita Creek, Santa Lucia Mountains. 304 Comment
  UC1127650  Saxifraga californica G. T. Nordstrom 1937-3-23 1011 San Luis Obispo 1.6 mi ese of Chimney Rock 304 Comment
  OBI56819  Scandix pecten-veneris David J. Keil 1998-4-14 26700 San Luis Obispo Suey Creek Rd., 4.6 mi N of Hwy.166 Comment
  CAS-BOT-BC239936  Schismus arabicus Ernest C. Twisselmann 1955-4-6 1808 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Elkhorn Plain, southeastern San Luis Obispo County 807 Comment
  OBI43541  Schoenoplectus americanus Eric Wise 1981-8-7 1054 San Luis Obispo Cholame Crk at Bitterwater Rd Comment
  OBI32268  Schoenoplectus californicus David J. Keil 1981-5-25 14799 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near Hwy 1 Comment
  OBI35218  Schoenoplectus californicus Eric Wise 1981-6-15 605 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  OBI42991  Schoenoplectus californicus Robert J. Rodin 1972-3-29 8609 San Luis Obispo Oso Flaco, S side of lagoon Comment
  RSA175163  Schoenoplectus californicus Robert F. Thorne, Percy C. Everett 1962-10-3 31399 San Luis Obispo Near Oso Flaco Lake. 5 Comment
  OBI35201  Schoenoplectus californicus Eric Wise 1981-10-23 1342 San Luis Obispo Sinton Middle Pond on Shell Crk Rd 8.0 mi N of hwy 58 Comment
  OBI35210  Schoenoplectus californicus Eric Wise 1982-6-24 1549 San Luis Obispo Farm pond N of Warden Lake about 1/2 mi Comment
  SD112240  Schoenoplectus pungens var. badius Darley F. Howe 1962-7-22 3340 San Luis Obispo Lake Oso Flaco. 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
  OBI30676  Scrophularia atrata David J. Keil 1981-5-19 14715 San Luis Obispo Indian Knob Tar Sands Comment
  OBI9224  Scrophularia atrata Robert F. Hoover 1966-5-17 9872 San Luis Obispo Hills bordering San Luis Valley on S W of Edna (Guidetti Ranch) Comment
  UC1583767  Selaginella bigelovii David Keil et al. 1988-6-11 20707 San Luis Obispo n San Simeon (along ridges and canyons just n of Arroyo de la Cruz) Comment
  CAS-BOT-BC327411  Senecio astephanus R. F. Hoover 1965-6-17 9443 San Luis Obispo Tassajara Peak, Santa Lucia Range Comment
  JEPS16759  Senecio blochmaniae Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-24 4323 San Luis Obispo about 5.0 mi s Oceano (nw of Oso Flaco Lake) Comment
  POM203012  Senecio breweri Frank Hatch 1932-4-16 s.n. San Luis Obispo Hillsides at Paso Robles. Comment
  UCR131481  Senecio californicus June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, highway south of Morro Bay toward Los Osos 40 Comment
  CAS-BOT-BC363524  Senecio californicus David D. Keck 1933-5-5 2227 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe, southwestern San Luis Obispo County Comment
  OBI15521  Senecio californicus Aart C. DeVos 1963-4-30 91 San Luis Obispo 2 mi S of Morro Bay Comment
  SBBG8746  Senecio californicus C. B. Hardham 1958-3-31 2983 San Luis Obispo Camatta Rd near Camatta Crk Comment
  OBI58271  Senecio elegans Austin P. Griffiths, Malcolm McLeod 1984-4-10 s.n. San Luis Obispo Guadalupe Dunes, Hidden Valley Comment
  UC2027185  Senecio flaccidus var. douglasii Greg Wilvert 2005-6-14 479 San Luis Obispo Southeast Half of the Caliente Range: Canyon to the E of Quail Canyon 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
  UCD133809  Senecio flaccidus var. douglasii G. F. Hrusa; Dave Ragan 1988-9-13 5732 San Luis Obispo San Luis Obispo Co.: Cuesta ridge. Comment
  OBI49889  Senecio vulgaris David J. Keil, Kathy Bay and Rich Ferguson 1984-4-28 18141 San Luis Obispo Amer Cyn area in La Panza Mts Comment
  SBBG16988  Sesuvium verrucosum C. B. Hardham, C. Butterworth 1960-6-27 6336 San Luis Obispo Silver Lake S of Creston; Huerhuero River Comment
  CAS-BOT-BC205505  Sidalcea hickmanii subsp. anomala Clare B. Hardham 1958-5-3 3169 San Luis Obispo Santa Lucia Mountains. Cuesta Comment
  SBBG119507  Sidalcea hickmanii subsp. anomala M. Wetherwax. E. Painter 2001-5-17 SLO 196 San Luis Obispo below Primera mine where rd crosses drainage of area known locally as the 'grand cyn'; Camp San Luis Obispo 366 Comment
  RSA550198  Sidalcea malviflora subsp. malviflora Walter Wisura 1992-4-25 s.n. San Luis Obispo Morro Bay: San Bernardo Creek Ranch E. of Morro Bay Comment
  CAS-BOT-BC384589  Silene coniflora R. F. Hoover 1947-3-26 6744 San Luis Obispo Price Canyon (just s. of) Comment
  CLARK-A1045-1352  Silene gallica George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Morro Bay State Park; Morro Bay S 7.5'Q Comment
  CAS-BOT-BC392458  Silene gallica Clare B. Hardham 1956-7-15 1181 San Luis Obispo Santa Lucia Mountains; Paradise Valley, Atascadero Stream. Comment
  RSA0077153  Silene laciniata Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-6-4 3200 San Luis Obispo Montana de Oro State Park: Along path from parking lot at end of Sand Spit Rd. to beach, approx. 100 yards from parking lot. 38 Comment
  SBBG2039  Silene laciniata subsp. laciniata C. B. Hardham 1958-6-22 3732 San Luis Obispo See Cyn Comment
  OBI19467  Silene laciniata subsp. laciniata Robert F. Hoover 1964-8-13 9209 San Luis Obispo Santa Lucia range. San Bernardo Crk Comment
  UC1285076  Silene verecunda subsp. platyota R. F. Hoover 1947-3-26 6745 San Luis Obispo just s Price Canyon; just s of Price Canyon Comment
  UC1126826  Sinapis arvensis G. T. Nordstrom 1937-4-28 1139 San Luis Obispo 1.4 mi sse of Lincoln School 594 Comment
  CAS-BOT-BC75142  Sisymbrium altissimum R. F. Hoover 1947-5-10 7151 San Luis Obispo Cuyama Valley, east of river bridge on main highway. Comment
  CAS-BOT-BC75336  Sisymbrium officinale Ernest C. Twisselmann 1969-4-24 15196 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 228 Comment
  CAS-BOT-BC75450  Sisymbrium orientale Ernest C. Twisselmann 1955-6-14 2145 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Engelke Ranch, Gillis Canyon. 487 Comment
  CAS-BOT-BC75453  Sisymbrium orientale Ernest C. Twisselmann 1956-6-11 2922 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ortega Place, Palo Prieta Canyon. 441 Comment
  CAS-BOT-BC75455  Sisymbrium orientale Ernest C. Twisselmann 1964-4-17 9223 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grants Lake. 579 Comment
  OBI66874  Sisyrinchium bellum David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29595 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
  RSA648506  Sisyrinchium bellum Charles D. Dunn 1972-4-15 s.n. San Luis Obispo Perfumo Canyon 61 Comment
  SBBG95670  Sisyrinchium bellum J. Eliot 1986-5-21 2 San Luis Obispo 1 mi W of TV Tower Rd off US Hwy 101 N of San Luis Obispo Comment
  SD67298  Sisyrinchium bellum Darley F. Howe 1967-4-10 4337 San Luis Obispo On seacoast, 7.8 miles north of Cambria. Comment
  UCR250553  Solanum americanum Mark A. Elvin, Glenn M. Greenwald 2013-8-9 7219 San Luis Obispo Central Coast, Santa Maria River Valley, Guadalupe Dunes. Guadalupe-Nipomo Dunes National Wildlife Refuge, north edge of Refuge, at parking lot and sand dune interface 14 Comment
  JEPS12080  Solanum douglasii W. L. Jepson 1939-4-14 19090 San Luis Obispo Pismo Comment
  OBI29074  Solanum douglasii Karen Symonds 1982-7-25 25 San Luis Obispo Montana de Oro State Park, along Coon Crk trl Comment
  OBI78685  Solanum douglasii Catie Tompkins 2013-2-8 1 San Luis Obispo Cave Landing trail near Pirates Cove in Avila beach. Trail is at the very end of Cave Landing Road. Plant near fork in the trail at the red sign pointing to the beach or the cave. 56 Comment
  SBBG24063  Solanum douglasii E. C. Twisselmann 1965-11-2 11692 San Luis Obispo Arroyo de la Cruz, between Hwy 1 and the ocean 6 Comment
  SD232808  Solanum douglasii G. Helmkamp 1996-5-25 1055 San Luis Obispo Dried vernal pools between CA-1 and the ocean 1.5 miles north of Piedras Blancas lighthouse near the northern border of the county. 14 Comment
  CAS-BOT-BC157436  Solanum umbelliferum A. Bolton 1915-11-25 s.n. San Luis Obispo [Carisa] Carrisa Plains Comment
  CAS-BOT-BC156439  Solanum umbelliferum R. F. Hoover 1949-4-21 7605 San Luis Obispo La Panza dist. Comment
  JEPS13598  Solanum umbelliferum Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-25 5247 San Luis Obispo La Panza Public Camp, e base of La Panza Range, Los Padres National Forest La Panza Public Camp; La Panza Range, Los Padres National Forest, La Panza Public 655 Comment
  OBI64446  Solanum umbelliferum David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28704 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  UCSB41682  Solanum umbelliferum Norton, Beth 1981-4-18 San Luis Obispo Along Shell Creek in Avenales Wildlife Area 19 miles from Santa iaargarita on highway 58 518 Comment
  OBI9096  Solanum xanti Robert F. Hoover 1964-6-7 8987 San Luis Obispo San Carpoforo Crk just above Windy Point Comment
  OBI50386  Solanum xanti Lynne Dee Oyler, David J. Keil 1988-6-23 532 San Luis Obispo Upper Perfumo Cyn Rd near sumit Comment
  CAS-BOT-BC365341  Solidago confinis John H. Thomas 1959-3-20 7567 San Luis Obispo Oso Flaco Lake, a dune lake along the coast, about 17 miles south of San Luis Obispo 15 Comment
  OBI36675  Solidago confinis L. E. Allen 1966-5-19 s.n. San Luis Obispo Oso Flaco Lake Area Comment
  SBBG45167  Solidago confinis L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  UCR264555  Solidago confinis Mark A. Elvin, Jason Storlie 2014-10-10 7701 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, '3-Pond West' in '3-Pond Valley,' 550 m from the south boundary of the refuge 15 Comment
  OBI62123  Solidago confinis P. A. Holden 1968-8-11 528 San Luis Obispo Just S of Oceano near beach and near Oceano-Arroyo Grande Crk outlet Comment
  CAS-BOT-BC365532  Solidago elongata R. F. Hoover 1947-8-9 7358 San Luis Obispo San Carpoforo Creek near ocean Comment
  OBI11912  Soliva sessilis Dave Imper 1977-4-7 122 San Luis Obispo Price Cyn Tarsands Project. Located 1 mi SW of State hwy 227 on Price Cyn Rd Comment
  CAS-BOT-BC374487  Sonchus asper John Thomas Howell 1964-6-29 40822 San Luis Obispo Near St. Paul's Episcopal Church, Cambria Comment
  CAS-BOT-BC390005  Spergula arvensis John Thomas Howell 1964-6-29 40833 San Luis Obispo Near St. Paul's Episcopal Church, Cambria Comment
  UC52194  Spergula arvensis subsp. arvensis Mrs. R. W. Summers San Luis Obispo Comment
  OBI17383  Spergularia macrotheca Robert F. Hoover 1964-6-11 9046 San Luis Obispo Cuesta-by-the-sea, S end of Morro Bay Comment
  UCR140146  Spergularia macrotheca var. macrotheca George K. Helmkamp 2004-2-10 8268 San Luis Obispo Central Coast, southeast of Oceano along Halcyon Rd., 0.2 mi east of Mesa View Dr. 76 Comment
  CAS-BOT-BC390906  Spergularia marina Clare B. Hardham 1959-4-12 4233 San Luis Obispo Santa Lucia Mountains. Loeffingwell Creek Comment
  OBI57327  Spergularia marina David J. Keil, with Kathleen A. Keil 1998-4-4 26565 San Luis Obispo Carrizo Plain N of Soda Lake. Along Seven Mile Rd., 0.5 mi. NW of Bridgville Rd. Comment
  SBBG118997  Spergularia rubra E. Painter, M. Wetherwax 2001-4-26 CR 223 San Luis Obispo rd through Training Area O, SW of jct of Tower and C-25 rds; Camp Roberts 254 Comment
  OBI69523  Spergularia villosa David J. Keil 2008-8-10 30556 San Luis Obispo Los Osos Valley. Boysen Ranch Wetland Mitigation area between Los Osos Valley Road and O'Connor Way west of Foothill Road. West of city limits of San Luis Obispo. 42 Comment
  UC1284946  Stachys ajugoides var. ajugoides R. F. Hoover 1950-5-15 7919 San Luis Obispo near nw end Laguna; San Luis Obispo Comment
  UC1285025  Stachys ajugoides var. ajugoides R. F. Hoover 1965-6-14 9425 San Luis Obispo s Arroyo de la Cruz (near Arroyo del Oso) Comment
  OBI65915  Stachys bullata D. R. Miller 1994-5-20 594 -369 San Luis Obispo Pine Mt Region. along rd edge at crk crossing on Rd in to Will Hearst Property marmolejo crk drainage 750 Comment
  OBI28126  Stachys bullata Allison Berry, Carrie Wilson 1982-5-11 62 San Luis Obispo N of San Luis Obispo 1.5 mi on CA Rte 101 R on Reservoir Cyn Rd-1/2 mi to end. Site on ridge to left 550 yds up trl Comment
  SBBG132566  Stachys bullata D. Keil, M. Mattina 2010-5-31 30803 San Luis Obispo trail system E of Ragged Point; Santa Lucia Mtns 30 Comment
  SBBG133023  Stachys pycnantha D. Keil 2000-9-7 s.n. San Luis Obispo Santa Margarita Ranch Comment
  OBI44815  Stachys pycnantha David J. Keil 1979-7-1 13113 San Luis Obispo San Luis Range, lower Prefumo Cyn Comment
  OBI13481  Stachys rigida subsp. quercetorum Robert F. Hoover 1946-7-21 6237 San Luis Obispo Coast W of Cambria Comment
  UC1070402  Stebbinsoseris heterocarpa C. M. Belshaw 1936-4-1 1770 San Luis Obispo 3 mi nne Hollister Park; Cayucos Quad. Comment
  JEPS35276  Stebbinsoseris heterocarpa R. F. Hoover 1948-4-17 7459 San Luis Obispo Creston Comment
  OBI64726  Stebbinsoseris heterocarpa D. R. Miller 1995-5-11 595 -576 San Luis Obispo Pine Mt Region. Along slope between Ridge rd and pond at the Mines area on the E slope of Pine mt; Pico Crk drainage 914 Comment
  OBI5487  Stellaria media Sharon Jochums 1974-4-3 90 San Luis Obispo W of Hwy 1 just N of San Simeon Point Comment
  UCR161966  Stellaria media George K. Helmkamp, E. A. Helmkamp 2005-2-14 8898 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive 122 Comment
  OBI53003  Stellaria nitens David J. Keil 1986-4-13 19168 San Luis Obispo Along Pozo Rd, 0.5 mi NW of Rinconada Mine entrance on SW side of hwy Comment
  OBI66620  Stephanomeria carotifera David J. Keil 1998-10-9 28177 San Luis Obispo Temblor Range foothills, Elkhorn Road, just e of junction with Hurricane Road (Crocker Grade). 762 Comment
  CAS-BOT-BC375167  Stephanomeria cichoriacea Peter H. Raven 1957-8-31 11288 San Luis Obispo State Highway 1, 2.3 mi. s. of Monterey Co. line Comment
  SD39625  Stephanomeria elata Edith A. Purer 1932-8-1 4687 San Luis Obispo Morro Bay Comment
  CAS-BOT-BC375288  Stephanomeria exigua subsp. carotifera Arthur Bolton 1915-11-25 s.n. San Luis Obispo Carisa [Carrizo] Plains Comment
  OBI15430  Stephanomeria exigua subsp. carotifera Robert F. Hoover 1966-9-21 10093 San Luis Obispo Price cyn near Pismo Beach Comment
  SEINET196450  Stephanomeria exigua subsp. carotifera R. F. Hoover 1946-10-5 6463 San Luis Obispo North end of Morro Bay. Comment
  UC1314922  Stephanomeria exigua subsp. carotifera R. F. Hoover 1967-9-13 10865 San Luis Obispo Oso Flaco Lake. 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
  CAS-BOT-BC375394  Stephanomeria exigua subsp. coronaria John Thomas Howell 1948-6-15 24371 San Luis Obispo Hughes Canyon se. of Shandon 609 Comment
  UC2027283  Stephanomeria exigua subsp. coronaria David J. Keil with Michael Walgren, Lisa Andreano, Aaron Sims and Sally Krenn 2013-7-27 31861 San Luis Obispo Western portion of San Luis Range, along route of hike down north-facing slope from road along ridge on Field Ranch (owned by Pacific Gas & Electric Co. 35.242496 deg. , -120.875535 deg. ; 400 m elev.) to Coon Creek trail in Montana de Oro State Park (35.253548 deg. , -120.881727 deg. ; 40 m elev.) Comment
  CAS-BOT-BC375705  Stephanomeria runcinata Ernest C. Twisselmann 1953-12-12 829 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: 7 miles south of Cholame, eastern San Luis Obispo County. (Summit of Palo Prieta Pass) 640 Comment
  UC2027429  Stipa cernua Greg Wilvert 2005-4-17 255 San Luis Obispo Southeast Half of the Caliente Range. Along Padrones Canyon Road. Comment
  OBI51239  Stipa lepida Jan Barber 1994-4-2 133 San Luis Obispo San Simeon State Park; S of Washburn homestead Comment
  OBI82366  Stipa tenuissima David J. Keil 2016-2-6 33446 San Luis Obispo Pismo Beach. Shell Beach Bluff Train from intersection of Indio Drive and Bluff Drive to parking area at southern end of Cave Landing Road overlooking Pirates Cove Comment
  RSA782388  Streptanthus glandulosus Michelle H. Mills s.n. San Luis Obispo [No further locality information] Comment
  CAS-BOT-BC87190  Streptanthus glandulosus subsp. glandulosus R. C. Barneby 1954-5-2 11271 San Luis Obispo 14 miles east of Cambria. 441 Comment
  CAS-BOT-BC87193  Streptanthus glandulosus subsp. glandulosus W. P. Vestal; A. G. Vestal 1947-4-18 s.n. San Luis Obispo 1.3 mile north of San Luis Obispo and about 0.4 mile east of US Highway 101. Comment
  OBI80091  Stuckenia pectinata David J. Keil, Nancy Lagrille, Dieter Wilken, and Mark Skinner 2012-8-28 31510 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Foredunes and lagoon in vicinity of mouth of Pismo Creek 7 Comment
  RSA0020759  Stylocline gnaphaloides Greg Wilvert 2005-4-17 276 San Luis Obispo S end of Quail Canyon. 761 Comment
  CAS-BOT-BC423005  Stylomecon heterophylla David D. Keck; J. Clausen 1935-4-9 3092 San Luis Obispo Cholame. 460 Comment
  UC1928160  Stylomecon heterophylla David Keil, Lisa Andreano, Mike Walgren, and Aaron Sims 2008-4-12 30504 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  POM96518  Stylomecon heterophylla P. A. Munz 1926-4-8 10124 San Luis Obispo Paso Robles Comment
  UCSB38576  Suaeda nigra Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo 1 mi. SE of junction of Rt. 58 and Soda Lake Rd.on Soda Lake Rd., California Valley, Carrizo Plain Comment
  SBBG87281  Symphyotrichum chilense C. F. Smith 1965-11-7 9125 San Luis Obispo jct of St Hwy 1 and rd to Oso Flaco Lake Comment
  CAS-BOT-BC99124  Symphyotrichum chilense Barry Roth 1972-10-28 292 San Luis Obispo Baywood Park, Cayucos 15' quad USGS Comment
  OBI77596  Symphyotrichum chilense G. F. Hrusa 1993-5-2 11067 San Luis Obispo Santa Lucia Mts. Along side Big Falls crk, approx 1 m upstream from confluence with Lopez Crk 400 Comment
  SBBG7668  Symphyotrichum chilense C. B. Hardham 1956-10-14 1459 San Luis Obispo South Rd to Adelaida, ca. 2 mi W of Paso Robles Comment
  OBI38216  Symphyotrichum subulatum var. parviflorum Eric Wise 1982-5-17 1492 San Luis Obispo Sinton Middle Pond on Shell Crk rd 8 mi N of hwy 58 Comment
  OBI66246  Tamarix ramosissima David J. Keil 1998-10-9 28129 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
  OBI79971  Tanacetum parthenium David J. Keil 2013-7-6 31825 San Luis Obispo San Luis Range. Prefumo Canyon Road. Creek bottom just upstream of bridge 3 100 Comment
  OBI51323  Tetragonia tetragonoides Jan Barber 1993-8-14 76 San Luis Obispo San Simeon State Park. Near seasonal outlet to ocean of San Simeon Crk Comment
  UC1122241  Tetrapteron graciliflorum H. C. Lee 1931-4-2 813 San Luis Obispo 1/2 mi n Neals Springs; Paso Robles Quadrangle Comment
  OBI11976  Tetrapteron graciliflorum Robert F. Hoover 1947-3-30 6819 San Luis Obispo East Branch of Huerhuero Crk, about 5 mi S of Creston Comment
  OBI78454  Thalictrum fendleri David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15937 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk Rd and Fiscalini Ranch Rd on dirt rd leading onto slopes to Cypress Mtn Comment
  UC1126231  Thalictrum fendleri var. polycarpum H. C. Lee 1936-3-16 506 San Luis Obispo near mouth of Coon Creek; Port San Luis Quadrangle Comment
  CAS-BOT-BC399833  Thalictrum polycarpum Clare B. Hardham 1956-4-28 578 San Luis Obispo Santa Lucia Mountains. Paradise Valley, Atascadero Comment
  UC2013217  Thermopsis macrophylla David Keil 1979-7-1 13128 San Luis Obispo Ridge between Prefumo and See Canyons. About 5 miles from junction of Los Osos Valley Road and Prefumo Canyon Road. Comment
  OBI64407  Thysanocarpus curvipes David J. Keil 2001-3-28 29200 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  UCR80528  Thysanocarpus curvipes Don Pendleton 1992-3-15 92- 10 San Luis Obispo E side of Atascadero, adjacent to railroad tracks on N-S trending ridge west of Salinas River, behind private residence at 7103 Sycamore Road. 366 Comment
  CAS-BOT-BC66617  Thysanocarpus curvipes Ernest C. Twisselmann 1954-3-6 854 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Creek, 6 miles south of Cholame. Comment
  SBBG112421  Thysanocarpus laciniatus D. Keil, K. Keil 1997-3-8 26079 San Luis Obispo junction of Red Hill Rd and St Hwy 58 Comment
  OBI14845  Thysanocarpus laciniatus Robert F. Hoover 1949-4-2 7564 San Luis Obispo Cholame Valley at foot of Cottonwood Pass grade Comment
  OBI42222  Torilis nodosa David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19508 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
  SBBG107250  Torilis nodosa C. B. Hardham 1956-5-22 748 San Luis Obispo Atascadero Rd near Morro Rd [St Hwy 41] Comment
  OBI35351  Toxicodendron diversilobum Melody Dickens 1981-4-15 75 BH San Luis Obispo Black Hill, Morro Bay State Park Comment
  CAS-BOT-BC169242  Toxicodendron diversilobum Ernest C. Twisselmann 1969-4-24 15169 San Luis Obispo Santa Ysabel Ranch on the east side of the Salinas river 5 miles south of Paso Robles 213 Comment
  OBI80700  Toxicodendron diversilobum D. R. Miller 2015-3-20 315 .1114 San Luis Obispo Rocky Butte/Pine Mountain; Main road edge at the ridge above airstrio, Town Creek drainage 945 Comment
  SBBG125622  Toxicodendron diversilobum D. Oberhoff, R. Root 2000-9-20 San Luis Obispo upper bank of Chorro Crk, 0.1 mi upstream from Hwy 1 bridge, off Kern Ave Comment
  SD245190  Toxicoscordion fremontii Tyler Lutz 2013-3-2 8 San Luis Obispo Near Poly Canyon; East side of Poly P hill. 198 Comment
  OBI13444  Trichostema lanatum Robert F. Hoover 1969-6-3 11358 San Luis Obispo Calf Cyn Comment
  POM258756  Trichostema lanatum Roxana S. Ferris 1939-6-2 9766 San Luis Obispo 13 miles east of Paso Robles on the Paso Robles-Adelaida Road. Santa Lucia Mountains. Comment
  OBI81397  Trichostema lanceolatum Michael Walgren 2012-9-9 465 San Luis Obispo San Miguel, Growing in a 40 acre rural property in San Miguel between Wellsona Rd and San Marcos Rd west of Hwy 101 214 Comment
  UCSC010425  Trifolium Dylan M. Neubauer, Tim Forsell 2016-4-21 624 San Luis Obispo (SCoRO) Rocky Butte Lookout, below radio antenna, Rocky Butte Truck Trail, 2.49 air-miles ese Pine Mountain 990 Comment
  UCSC010652  Trifolium D. R. Miller 2016-4-27 s.n. San Luis Obispo Helipad, Cole Ranch, Arroyo De La Cruz drainage 792 Comment
  SEINET7042437  Trifolium albopurpureum A. G. Vestal 1963-4-3 s.n. San Luis Obispo South of Nacimiento Dam. San Luis Mountains eastern foothills. Lime Mountain quadrangle UTM Zone 10, 692074mE, 3957898mN. Comment
  UC16609  Trifolium albopurpureum var. albopurpureum Estrella L. Jared 1897-3-4 San Luis Obispo South Coast Ranges Comment
  UC1873077  Trifolium angustifolium D. R. Miller, Elizabeth Appel 2002-5-5 502 /748 San Luis Obispo Well distributed from [illeg.] (Hearst Ranch) to Arroyo Laguna/Oak Knoll creek confluence. Comment
  OBI72287  Trifolium barbigerum Anthony Baniaga, Theo Fitanides 2010-4-18 136 San Luis Obispo Tierra Redonda Mtn BLM ACEC 362 Comment
  UC52166  Trifolium barbigerum Mrs. R. W. Summers and Rev. R. W. Summers 1886-4-21 172 San Luis Obispo Santa Margarita Comment
  JEPS114114  Trifolium bifidum var. decipiens M. Petroelje 1998-4-21 San Luis Obispo Camp San Luis Obispo. Hillside south of Chorro Creek, LCTA Plot 333. Comment
  OBI45424  Trifolium campestre David J. Keil, Mark Meredith 1984-4-14 18123 San Luis Obispo ridge system S of Arroyo de la Cruz, N of San Simeon Comment
  OBI70800  Trifolium ciliolatum David J. Keil, with V. L. Holland 2009-4-28 30588 San Luis Obispo Hills just south of Arroyo Grande Creek arm of Lopez Reservoir, southern end of Santa Lucia Mts. Property located on Rock Falls Road. Ca. 35 deg. 11.0'N x 120 deg. 27.3 'W Comment
  UC54870  Trifolium depauperatum var. amplectens Mrs. R. W. Summers 1883-5-1 San Luis Obispo summit Santa Lucia Mtns Comment
  OBI29240  Trifolium depauperatum var. depauperatum David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14533 San Luis Obispo Jctn of Shell Crk Rd and Calif hwy 58 S of Shandon Comment
  UCSC005978  Trifolium depauperatum var. hydrophilum Randall Morgan 1996-5-9 2941 San Luis Obispo Dense stand along trail E of Laguna Lake Comment
  UC52297  Trifolium depauperatum var. truncatum Rev. R. W. Summers 1884-5-10 San Luis Obispo Comment
  UCSB17691  Trifolium dichotomum Hardham, Clare 1961-4-17 San Luis Obispo Mt. Pine north of Cambria 914 Comment
  OBI12683  Trifolium fucatum Robert F. Hoover 1947-4-16 6934 San Luis Obispo W base of Mt. Bishop near SLO Comment
  OBI58080  Trifolium fucatum David J. Keil 1998-5-18 27296 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  POM27363  Trifolium fucatum var. fucatum Marcus E. Jones 1882-5-6 2670 San Luis Obispo San Luis Obispo. Comment
  OBI64792  Trifolium incarnatum D. R. Miller 1996-5-9 595 .62 San Luis Obispo Pine Mt. Region. On rd down E slope of Pine Mt from the Ridge Gate, Tobacco Crk drainage 914 Comment
  OBI33086  Trifolium microcephalum David J. Keil 1983-4-23 16934 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI57826  Trifolium microcephalum David J. Keil 1998-4-9 26651 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  UC1130107  Trifolium obtusiflorum H. C. Lee 1937-6-8 1054 San Luis Obispo 2 mi s Huerhuero School; Pozo quad 441 Comment
  OBI42208  Trifolium olivaceum David J. Keil, Lynne Dee Oyler 1986-5-21 19517 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa lucia mt in area that was locally the E boundary of the Las Pilitas fire of July 1985 Comment
  OBI12666  Trifolium variegatum Robert F. Hoover 1947-4-16 6933 San Luis Obispo W base of Cerro Romauldo Comment
  UC171099  Trifolium variegatum var. melananthum Marcus E. Jones May 1882 San Luis Obispo San Luis Obispo Comment
  OBI79260  Trifolium willdenovii David J. Keil, with Mike Walgren and Lisa Andreano 2012-5-15 31343 San Luis Obispo Western end of San Luis Range. North-facing slope above Coon Creek, southern portion of Montana de Oro State Park, adjacent to Field Ranch (Pacific Gas and Electric Company property, north of Diablo Canyon Nuclear Power Plant) Comment
  SEINET7042453  Trifolium willdenovii A. G. Vestal 1963-4-3 s.n. San Luis Obispo South of Nacimiento Dam. San Luis Mountains eastern foothills. Lime Mountain quadrangle UTM Zone 10, 692074mE, 3957898mN. Comment
  OBI12665  Trifolium wormskioldii Robert F. Hoover 1947-5-2 7119 San Luis Obispo Atascadero Comment
  RSA0040320  Trifolium wormskioldii LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6272 San Luis Obispo East end of the Santa Lucia Wilderness. Started at locked gate to lookout on Hi Mountain, then south southeast to Hi Valley, then east to Road 30S05.2., Trail started near 35.26052N 120.42981W. ended at 35.24926N 120.38324W. T31S R15E S8 NE1/4. 558 Comment