Search Results — 2000 specimen records retrieved (1116 records with coordinates)
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Results for search: County=SAN LUIS OBISPO; Source=All;   

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 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
  CAS-BOT-BC532923  Zigadenus fremontii Mrs. R. W. Summers 1882-5-17 s. n. San Luis Obispo Unspecified Comment
  UCR43224  Zannichellia palustris E. A. Wise 1982-5-17 1489 San Luis Obispo Sinton S Pond. On Shell Creek Road 6.4 mi north of Hwy 58 364 Comment
  RSA659268  Zannichellia palustris David J. Keil 1977-8-21 K- 12519 San Luis Obispo 3 miles W of Cuesta College along California Hwy 1. Comment
  RSA586241  Yucca whipplei var. whipplei F. L. Johnson, E. A. Young 1993-5-23 ROB 0508 San Luis Obispo Twin Bridges on Boyscout Rd. Comment
  SEINET9622421  Yucca utahensis R. W. Summers May - June s.n. San Luis Obispo Santa Lucia Range. Comment
  UC2027545  Yabea microcarpa Greg Wilvert 2005-4-30 360 San Luis Obispo Southeast Half of the Caliente Range: 200 m S of Padrones Spring. Comment
  RSA0042946  Yabea microcarpa LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6536 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
  CAS-BOT-BC382416  Xanthium spinosum Ernest C. Twisselmann 1954-7-17 1432 San Luis Obispo Palo Prieta Canyon: 6 miles south of Cholame. 579 Comment
  OBI58105  Xanthium spinosum Austin P. Griffiths 1981-11-7 s.n. San Luis Obispo Montana de Oro State Park; just N of Spooners Cove Comment
  UC126738  Wyethia glabra unknown 1907-4-20 San Luis Obispo Paso Robles Comment
  UCR112155  Woodwardia fimbriata M. G. McLeod, Bernie Burdette, Lela Burdette, Mike Craib 1984-5-13 1387 San Luis Obispo Central Coast, second side canyon from ocean, south side of Arroyo de los Chinos 91 Comment
Read comments
Oct 9 2010
  UC1131860  Vulpia microstachys var. pauciflora T. M. Hendrix 1939-4-14 979 San Luis Obispo 1.9 mi sse Giffard Ranch; Branch Mt. Quad. 457 Comment
  CAS-BOT-BC184527  Vulpia microstachys var. pauciflora Alice Eastwood 1926-5-5 13879 San Luis Obispo Cholame Comment
  POM203557  Vulpia microstachys I. L. Wiggins 1932-3-20 5781 San Luis Obispo Hillsides in immediate vicinity of Cholame. Comment
  CDA11355  Vulpia bromoides G. F. Hrusa 1995-4-16 12078 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass on slope near road in area burned the previous summer. Within Cuesta Botanical Area where little other vegetation is present. Approx. 2.5 m. NW of US 101. Comment
  OBI66590  Viola purpurea subsp. quercetorum D. R. Miller 1994-5-12 594 -353 San Luis Obispo Pine Mt Region. From next to Ridge rd, NE slope of Pine Mt; Tobacco Crk drainage 914 Comment
  OBI31267  Viola purpurea subsp. quercetorum Joy Nishida, Melissa Luckow 1983-3-10 542 San Luis Obispo American Cyn. 1.2 mi S of campground 506 Comment
  UC1121600  Viola pedunculata C. M. Belshaw 1936-3-23 1708 San Luis Obispo 1.4 mi ssw of Hollister Peak 106 Comment
  RSA0040316  Viola pedunculata LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6267 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
  HSC91461  Viola pedunculata Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro State Park, MDO1 Comment
  OBI56324  Vinca major David J. Keil 1999-5-10 28334 San Luis Obispo Los Osos at Sweet Springs Nature Preserve. Comment
  UCR131110  Vicia sativa subsp. sativa George K. Helmkamp, E. A. Helmkamp 1999-5-22 4906 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  UC867226  Vicia sativa Marcus E. Jones, A. M. 1882-5-8 3241 San Luis Obispo San Luis Obispo Comment
  OBI78234  Vicia sativa Penelope Blackmer 1973-4-9 46 San Luis Obispo Between forks of Pennington crk; SW corner Penn Crk Bio Reserve Comment
  OBI4813  Vicia sativa Mike Wemp 1972-3-29 2 San Luis Obispo About 1/4 mi NW of Montana de Oro State Park campground 30 Comment
  OBI28196  Vicia sativa M. A. Glass 1980-5-12 20 San Luis Obispo Ecological Study Area, Calif Polytechnic State Univ, San Luis Obispo Comment
  OBI54860  Vicia hassei David J. Keil 1997-4-18 26210 San Luis Obispo Los padres national forest. la panza mountains. along pozo road, 5.7 road miles north of junction with san jose-avenales road. 652 Comment
  SBBG122335  Vicia hassei D. Keil, K. Keil 2001-4-20 29362 San Luis Obispo Bitterwater Rd, ca. 10 mi N of jct with Hwy 58, Bitterwater Cyn 609 Comment
  OBI51362  Vicia gigantea Debora Guillot, Jan Barber, Jim Kilber, Sue Weis, Andrew Stackhouse 1993-7-8 4 .4 San Luis Obispo SW section of San Simeon State Park Comment
  OBI58800  Veronica persica David J. Keil 1998-6-5 27610 San Luis Obispo 3.5 miles E of junction Hwy 229 on Hwy 58. Comment
  OBI37658  Veronica peregrina subsp. xalapensis David J. Keil, Dirk Walters 1980-4-10 13768 San Luis Obispo Ca 1 mi N of jctn of Shell Crk Rd with hwy 58, S of Shandon Comment
  OBI58787  Veronica peregrina subsp. xalapensis David J. Keil 1998-4-7 26573 San Luis Obispo S of Creston on Hwy 229, 1.4 mi. S of Rocky Canyon Rd. 384 Comment
  RSA187433  Veronica catenata I. L. Wiggins 1929-5-21 3720 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI69501  Veronica anagallis-aquatica David J. Keil 2008-6-6 30534 San Luis Obispo Campus of California Polytechnic State University. Base of P-Hill just south of Cerro Vista Apartments complex. 140 Comment
  UC1191927  Veronica anagallis-aquatica Malcolm A. Nobs, S. Galen Smith 1949-6-22 812 San Luis Obispo 3 mi s of Pismo Beach (at Oceano); Oceano Comment
  SBBG95307  Veronica anagallis-aquatica E. Wise 1981-6-23 738 San Luis Obispo Alamo Crk near Twitchell Reservoir Comment
  POM280724  Verbena prostrata Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Paso Robles. Comment
  UCR42631  Verbena lasiostachys E. A. Wise 1984-7-17 1934 San Luis Obispo Central Coast, Toro Creek c. 1-2 km from the ocean Comment
  OBI78993  Verbena lasiostachys David J. Keil 2013-8-22 31919 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
  SBBG117781  Verbascum virgatum M. Wetherwax, E. Painter 2001-5-16 CR 248 San Luis Obispo Tower Rd at Rd C-25; Camp Roberts 272 Comment
  UC456168  Vaccinium ovatum I. J. Condit and H. B. Waters 1909-5-16 San Luis Obispo near San Luis Obispo; Cerro Alto Mt. Comment
  CDA17898  Urtica urens Austin Griffiths 1987-1-31 18049 San Luis Obispo Oceano. 0 Comment
  UC1135968  Urtica dioica subsp. holosericea B. Bolt 1936-6-5 757 San Luis Obispo 2 1/2 mi ne of Santa Margarita (Off National Forest); Off National Forest 304 Comment
  OBI37355  Urtica dioica subsp. holosericea Eric Wise 1981-6-29 798 San Luis Obispo Celery Lake of Dune Lakes Comment
  OBI74335  Uropappus lindleyi Theo Fitanides, Anthony Baniaga 2010-3-26 56 San Luis Obispo Tierra Redonda Mtn BLM ACEC 343 Comment
  SBBG107118  Umbellularia californica var. californica C. B. Hardham 1957-3-20 1553 San Luis Obispo near V2 Ranch, York Mtn Comment
  UCSB16276  Umbellularia californica Fox, Lynn 1963-3-2 San Luis Obispo 1.9 miles SW of Buena Vista Mine; 13.2 miles W of U.S. Highway 101; on Mountain Springs Road; Paso Robles 457 Comment
  RSA14987  Tropidocarpum gracile Alice Eastwood, J. T. Howell 1935-3-25 1998 San Luis Obispo Near Union. Comment
  SBBG112846  Tropidocarpum gracile C. B. Hardham 1958-2-16 2846 San Luis Obispo 1 mi SW of Geneseo School Comment
  JEPS54243  Tropidocarpum gracile W. L. Jepson 1927-4-26 11970 San Luis Obispo Santa Margarita 335 Comment
  OBI58413  Triticum aestivum Austin P. Griffiths 1987-5-18 18194 San Luis Obispo Guadalupe Dunes. revegetated site W of Little Coreopsis Hill Comment
  UCR265997  Triteleia ixioides subsp. ixioides David J. Keil, V. L. Holland 2003-4-7 30118 San Luis Obispo Red Mountain Road NE of San Simeon 518 Comment
  OBI66685  Triteleia ixioides subsp. cookii D. R. Miller 1994-6-24 694 -491 San Luis Obispo Pine Mt Region. These plants are growing in wheelbarrow gulch Tobacco creek drainage(upper). 600 Comment
  UCSB47151  Triphysaria eriantha subsp. rosea Council, Michael 1978-3-28 San Luis Obispo North side of U.S. 101, .5 kilometers south of Hearst Castle turn off 10 Comment
  OBI51393  Triphysaria eriantha subsp. rosea Jan Barber 1994-3-21 110 San Luis Obispo San Simeon State Park. NE of Washburn campground Comment
  UC1063428  Triphysaria eriantha subsp. eriantha H. C. Lee 1936-3-18 521 San Luis Obispo 1 mi n Indian Knob; Arroyo Grande Quad., n of Indian Knob Comment
  SBBG112461  Triodanis biflora D. Keil, K. Danielson, C. Smith, J. Sainz 1997-5-15 26286 San Luis Obispo fringe of Machesna Mtn Wilderness, ridge along rd past Castle Crags and slopes below to S Comment
  OBI82234  Triodanis biflora David J. Keil, with V. L. Holland 2015-5-11 33183 San Luis Obispo Arroyo Grande, 400 Aloma Way 90 Comment
  CLARK-A1045-1371  Triglochin concinna George K. Helmkamp 1978-4-23 San Luis Obispo Morro Bay Turri Road at Morro Bay, salt marsh; Morro Bay S 7.5'Q 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
  UCSB26140  Trifolium willdenovii Wilken, Dieter 1969-4-13 San Luis Obispo California State Highway 58, 5.5 miles east of Cammatti Canyon Road Comment
  OBI56888  Trifolium willdenovii Jennifer Stone 1986-3-9 9 San Luis Obispo Cuesta Ridge East in chaparral burned over in the Las Pilitas Fire of June-July 1985. voucher for fire succession thesis study, Soils Science Department, Calif Polytechnic State Univ. Site 6 Comment
  OBI32341  Trifolium willdenovii David J. Keil, Melissa Luckow, Rhond Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15930 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini ranch rd on dirt rd leading onto slopes of Cypress Mtn Comment
  UC1130124  Trifolium variegatum var. melananthum T. M. Hendrix 1937-4-16 15 San Luis Obispo 4.7 mi se Pozo; Los Padres National Forest, Pozo Quad. 472 Comment
  UC1583639  Trifolium variegatum David Keil 1983-4-23 16935 San Luis Obispo w hwy (and n of the arroyo); Arroyo de la Cruz vicinity Comment
  RSA0037448  Trifolium variegatum LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6268 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
  UCSC010338  Trifolium pseudo-albopurpureum R. Morgan 2003-8-9 2915 San Luis Obispo Soda Lake Road, about 2 miles north of lookout, Carrizo Plain Comment
  OBI57827  Trifolium olivaceum David J. Keil 1998-4-9 26650 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. 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
  OBI57864  Trifolium hirtum David J. Keil 1998-6-15 27840 San Luis Obispo Hwy 46 between Paso Robles and Cambria, 0.5 miles E of junction with Old Creek Rd., just W of junction with Apple Rd. 378 Comment
  OBI52732  Trifolium hirtum David J. Keil, V. L. Holland 1991-1 22580 San Luis Obispo San Simeon State Park and vicinity, along San Simeon Crk from beach inland to E boundary of park and on adjoining slopes S to boundary with C.T. Ranch Comment
  OBI47384  Trifolium hirtum David J. Keil 1985-3-26 18464 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  OBI12676  Trifolium grayi Robert F. Hoover 1952-4-8 8069 San Luis Obispo Pozo (1 mi W) Comment
  OBI31194  Trifolium grayi Julie M. Vanderwier 1978-5-5 3 San Luis Obispo Indian Knob Tar Sands Comment
  OBI55186  Trifolium gracilentum Greg Frugoli 1997-4-15 57 San Luis Obispo Found on Quail Rd (4-wd) 1.0 mi W of Red Hill rd. La Panza range, Los Padres NF 701 Comment
  UC1130033  Trifolium gracilentum G. T. Nordstrom 1937-4-14 1075 San Luis Obispo 3.9 mi se Williams Ranch; Adelaida quad 304 Comment
  UCSC010441  Trifolium fucatum Dylan M. Neubauer, Tim Forsell 2016-4-21 626 San Luis Obispo (SCoRO) Almaden Mine, near Almaden Flats, w of Rocky Butte Truck Trail, .68 air-mile ese Pine Mountain 842 Comment
  UCR147248  Trifolium fragiferum George K. Helmkamp, E. A. Helmkamp 2004-8-14 8781 San Luis Obispo Central Coast, junction of Thompson Rd. and Mehlschau Rd., NE of Nipomo 107 Comment
  OBI11929  Trifolium dubium David J. Keil 1977-5-27 s.n. San Luis Obispo Cal Poly campus in lawn near main Science bldg Comment
  SBBG118098  Trifolium depauperatum var. truncatum E. L. Painter, M. Wetherwax 2000-3-21 SLO 51 San Luis Obispo K-1 Training Area, saddle between Cerro Romualdo and Cerro Chumash; Camp San Luis Obispo 120 Comment
  SBBG95828  Trifolium depauperatum var. depauperatum D. Keil, D. Walters 1986-3-22 19089 San Luis Obispo S end of Soda Lake at jctn of Simmler-Soda Lake Rd with Soda Lake Rd 585 Comment
  OBI72286  Trifolium ciliolatum Anthony Baniaga, Theo Fitanides 2010-4-18 139 San Luis Obispo Tierra Redonda Mtn BLM ACEC 362 Comment
  SEINET7063611  Trifolium albopurpureum var. albopurpureum A. G. Vestal 1947-4-12 s.n. San Luis Obispo Terrace in Cuyama Valley and the Cuyama River. UTM Zone 10, 765849mE, 3889100mN. (WGS84/NAD83). 396 Comment
  OBI67016  Trichostema lanceolatum D. R. Miller 1994-7-24 794 -511 San Luis Obispo Pine Mt. Region. Corral Meadow on Ridge; Pico Crk drainage 914 Comment
  CAS-BOT-BC169235  Toxicodendron diversilobum Ernest C. Twisselmann 1968-5-13 14203 San Luis Obispo Head of Cammatta Canyon at the cottinham place - La Panza Range 609 Comment
  CAS-BOT-BC169233  Toxicodendron diversilobum Alice Eastwood 1927-7-29 14955 San Luis Obispo Morro Sands Comment
  OBI32337  Torilis nodosa David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15923 San Luis Obispo E of Cambria along rd to Cypress Mtn. 1.4 mi E of jctn with Santa Rosa Crk rd on Fiscalini Ranch rd (dirt rd along Steiner Crk) Comment
  CAS-BOT-BC67148  Thysanocarpus laciniatus Ira L. Wiggins 1932-3-20 5775 San Luis Obispo 2 miles east of Paso Robles. 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
  RSA140506  Thysanocarpus curvipes var. curvipes Clare B. Hardham 1960-4-16 5441 San Luis Obispo Cypress Mtn along Delaganna Cr. The Santa Lucia Mtns. Comment
  SEINET7062880  Thysanocarpus curvipes A. G. Vestal 1947-4-13 s.n. San Luis Obispo Huasana, Huasana Valley, Tim O'Leary Canyon. (WGS84/NAD83). UTM Zone 10, 737520mE, 3884864mN. 268 Comment
  OBI28262  Thysanocarpus curvipes Spasbo/Krystoff 1982-4-18 24 San Luis Obispo 22 mi E of Arroyo Grande 762 Comment
  CAS-BOT-BC66650  Thysanocarpus curvipes Clare B. Hardham 1959-4-3 4166 San Luis Obispo Santa Lucia Mountains. Between San Antonio and Nacimiento. Near Dam Road. Comment
  CAS-BOT-BC207189  Thinopyrum intermedium subsp. intermedium Ernest C. Twisselmann 1967-9-17 13706 San Luis Obispo Choice Valley Road at the Choice Valley School - Temblor Range and the Western San Joaquin Valley 603 Comment
  UC454643  Thermopsis californica var. californica I. J. Condit 1908-4-30 San Luis Obispo top of ridge Prefumo Canyon Comment
  UCR131474  Thalictrum fendleri var. polycarpum June Latting 1977-1-30 s.n. San Luis Obispo Central Coast, Coon Creek Trail, Montana de Oro State Park 61 Comment
  OBI66516  Thalictrum fendleri David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26290 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
  UC21433  Tauschia hartwegii L. Jared San Luis Obispo South Coast Ranges Comment
  SEINET5779709 Image available Tauschia hartwegii Marcus E. Jones 1882-1 3238 San Luis Obispo San Luis Obispo Comment
  OBI60114  Tauschia hartwegii G. F. Hrusa 1995-5-28 12321 San Luis Obispo Black Butte research Natural Area. On e slope of ridge immed SW of Radio Facility 2 (Peak 1) 640 Comment
  OBI41045  Tauschia arguta David J. Keil 1986-5-13 19447 San Luis Obispo Hi Mtn Rd near Hi Mtn lookout Comment
  SD67300  Taraxia ovata Darley F. Howe 1967-4-10 San Luis Obispo 1.9 miles north of Cambria. Comment
  CDA34259  Tamarix ramosissima David J. Keil 2010-10-21 30398 San Luis Obispo Cayucos: Whale Rock Reservoir. Comment
  OBI16998  Symphyotrichum subulatum var. parviflorum Robert F. Hoover 1948-10-8 7556 San Luis Obispo Between Mt San Luis and Mt. Bishop Comment
  UC1583759  Symphyotrichum chilense David Keil 1976-9-25 K 11828 San Luis Obispo 1 mi w of, (along Prefumo Canyon Rd, along banks of stream) Los Osos Valley; Prefumo Canyon Comment
  CAS-BOT-BC99122  Symphyotrichum chilense R. F. Hoover 1946-10-2 6454 San Luis Obispo California Polytechnic Campus, San Luis Obispo, in dry creek bed. Comment
  OBI31957  Symphyotrichum chilense David J. Keil, Melissa Luckow and Robert Allen 1981-11-11 15667 San Luis Obispo Arroyo de la Cruz area N of San Simeon. Along S side of the Arroyo Comment
  UCSB38584  Suaeda nigra Ferren, Wayne; Whitmore, S. 1979-8-8 San Luis Obispo Soda Lake; 30.4 mi. NW of junction of Westside Hwy. and Soda Lake Rd.; Carrizo Plain Comment
  UCR42889  Suaeda californica David J. Keil 1981-4-25 14574 San Luis Obispo Central Coast, Baywood Park at Sweet Springs Marsh, Morro Bay area 3 Comment
  OBI9068  Styrax redivivus Neil Havlik 1968-5-26 208 San Luis Obispo On NW should of Pine Ridge 1 mi NW of Caldwell mesa about 20 mi E by SE of San Luis Obispo Comment
  UC1123321  Styrax officinalis var. redivivus H. C. Lee 1936-5-27 635 San Luis Obispo 1 1/4 mi nw Colwell Ranch; Santa Barbara National Forest, Nipomo Quad. Comment
  SBBG82000  Stylomecon heterophylla C. F. Smith 1950-4-30 2715 San Luis Obispo Temblor Grade from Simmler to McKittrick Comment
  CAS-BOT-BC376049  Stylocline gnaphaloides R. F. Hoover 1969-5-3 11299 San Luis Obispo Upper Arroyo Grande Comment
  SBBG45367  Stuckenia pectinata L. W. Edge 1972-5-31 197 San Luis Obispo near edge of Oso Flaco Lake on E side of rd dividing lake Comment
  UC455755  Streptanthus albidus subsp. peramoenus E. P. Unangst 1906-5-21 San Luis Obispo reservoir San Luis Obispo Comment
  OBI72281  Stipa pulchra Anthony Baniaga, Theo Fitanides 2010-1-30 14 San Luis Obispo Tierra Redonda BLM ACEC 348 Comment
  LA105493  Stipa pulchra Barry A. Prigge; 1989-4-19 8618 San Luis Obispo SANTA LUCIA MOUNTAINS, San Bernardo Creek, ca 2.8 mi up San Bernardo Creek Rd from State Hwy 1. 106 Comment
  OBI69693  Stipa lepida Steven A. Junak, Tina J. Ayers, Debbie Shaw 1989-5-10 4005 San Luis Obispo Santa Lucia Mts: W Cuesta Ridge, S of main rd (USFS Rd #29S11.3) at SW corner of the Cuesta Ridge Botanical Area, along dirt rd on W side of the upper portion of the Pick and Shovel mine 555 Comment
  OBI81205  Stipa lepida David J. Keil 2015-2-21 32651 San Luis Obispo Southeastern portion of San Luis Range. Pismo Preserve. Along Coastal Ridge Trail between trailhead at Longview Ave. loop and junction with road northeast toward Thousand Hills Road (between 35.154857 deg. , -120.635700 deg. and 35.159323 deg. , -120.646219 deg. ). 180 Comment
  OBI32467  Stipa coronata Rhonda Riggins 1982-5-14 1401 San Luis Obispo Los Padres NF. Agua Escondido Rd 1 mi N Huasna Rd (Jouchim Ranch) Comment
  CAS-BOT-BC375900  Stephanomeria virgata Ernest C. Twisselmann 1965-8-23 11558 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Choice Valley 670 Comment
  RSA181586  Stephanomeria exigua subsp. carotifera E. C. Twisselmann 1965-8-23 11558 San Luis Obispo Summit of Choice Valley. 671 Comment
  JEPS35344  Stephanomeria exigua subsp. carotifera R. F. Hoover 1964-8-13 9206 San Luis Obispo San Bernardo Creek, both n and s slopes Santa Lucia Range Comment
  UC1224759  Stephanomeria elata R. F. Hoover 1946-10-5 6463 San Luis Obispo n end Morro Bay Comment
  CDA2527  Stenotaphrum secundatum T. Chalmers, Tower 1851 San Luis Obispo C.T. Johnson, Pismo Beach. 0 Comment
  OBI75848  Stellaria media Al Lindholm 1971-4-11 173 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. Just below rd at W head of Mustang Cyn, N slope of Geode Mtn 520 Comment
  OBI15604  Stebbinsoseris heterocarpa Robert F. Hoover 1947-4-4 6871 San Luis Obispo Palo Prieto Cyn Comment
  UC1601429  Stanleya pinnata Ida M. Blochman May, 1893 San Luis Obispo Santa Maria Comment
  RSA607299  Stanfordia californica D. D. Keck, J. Clausen 1935-4-10 3153 San Luis Obispo 15 miles south of Soda Lake, on Carrizo Plain Comment
  RSA42995  Stachys chamissonis Robert F. Hoover 1947-7-27 7334 San Luis Obispo Black Lake Canyon, south of Arroyo Grande. Comment
  OBI28226  Stachys bullata Rick Frelinger 1982-5-25 92 San Luis Obispo Reservoir Cyn Comment
  CDA11345  Stachys bullata G. F. Hrusa 1995-4-16 12068 San Luis Obispo Cuesta Ridge West; Ridge NW of Cuesta Pass Approx. 1 m. NW of US 101. Comment
  UC104292  Stachys albens E. Palmer June 1876 San Luis Obispo San Luis Obispo district Comment
  OBI50586  Stachys ajugoides Jan Barber, Sue Weis 1993-6-16 15 San Luis Obispo W of Laguna Lake Park in San Luis Obispo Comment
  OBI70861  Sporobolus airoides George Butterworth 2009-8-14 738 San Luis Obispo 40 yds N of Hwy 166 between Ridge Rd and Cyn 79 495 Comment
  UC1928005  Spergularia villosa David 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
  UC454042  Spergularia rubra I. J. Condit 1910-4-17 San Luis Obispo along S.P.R.R. n California Polytechnic School; Goldtree Comment
  CAS-BOT-BC390899  Spergularia marina Ernest C. Twisselmann 1953-4-26 208 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Grants Lake Comment
  SBBG11148  Spergularia marina C. B. Hardham 1958-4-28 3144 San Luis Obispo Carissa Plains Comment
  RSA0097699  Spergularia marina George K. Helmkamp, E. A. Helmkamp 1999-5-22 4915 San Luis Obispo Los Osos, N of the corner of Buckskin & Martingale streets. 61 Comment
  OBI17378  Spergularia marina Robert F. Hoover 1969-7-19 11504 San Luis Obispo S of Pismo Crk near Pismo Beach Comment
  CAS-BOT-BC390430  Spergularia macrotheca var. macrotheca Ernest C. Twisselmann 1959-5-23 5283 San Luis Obispo Point Buchon 10 Comment
  UCR29901A  Spergularia macrotheca David J. Keil, R. Riggins, D. Walters, M. G. McLeod, Melissa Luckow, et al. 1981-4-11 14332 San Luis Obispo Central Coast, north of San Simeon along ridge just south of Arroyo de la Cruz Comment
  CAS-BOT-BC390198  Spergularia bocconi R. F. Hoover 1964-7-11 9187 San Luis Obispo Shell Beach Comment
  OBI56456  Spergula arvensis David J. Keil 1999-4-29 28304 -1 San Luis Obispo Camp Roberts, McMillan Airfield, area to N of existing runway on N side of Generals Rd Comment
  SD39606  Sparganium eurycarpum var. eurycarpum Edith A. Purer 1933-7-20 5087 San Luis Obispo sand dunes, five miles northwest of Guadalupe Comment
  LA211700  Sparganium eurycarpum var. eurycarpum Mark A. Elvin; Richard A. Burgess 2014-10-10 7703 San Luis Obispo Guandalupe-Nipomo Dunes National Wildlife Refuge, Guadalupe Dunes; "3-Pond West" in "3-Pond Valley," no standing water present, 500 meters from the south boundary of the Refuge. 15.0 Comment
  UC1099932  Sparganium erectum subsp. stoloniferum Malcolm A. Nobs and S. Galen Smith 1949-6-23 853 San Luis Obispo ca 4 mi nw Guadalupe; Oso Flaco Lake Comment
  UC1099931  Sparganium erectum subsp. stoloniferum Malcolm A. Nobs and S. Galen Smith 1948-9-9 663 San Luis Obispo near mouth Arroyo Grande Creek Comment
  OBI6603  Sorghum halepense Richard Fowler 1970-5-27 126 San Luis Obispo Cal Poly Campus, SLO 610 Comment
  OBI25598  Sonchus oleraceus David J. Keil 1981-5-16 14710 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  UC1285242  Soliva sessilis R. F. Hoover 1948-4-25 7491 San Luis Obispo Price Canyon Comment
  UC1070270  Soliva sessilis N. K. Carlson 1936-3-22 213 San Luis Obispo 1.5 mi nne Indian Knob; Arroyo Grande Quad., Plot 29 60 Comment
  OBI65925  Solidago velutina subsp. californica D. R. Miller 1994-8-10 594 -520 San Luis Obispo Pine Mt Region. Near gate at George Edmunson property, E slope of Pine Mt; Tobacco crk drainage 792 Comment
  CAS-BOT-BC365171  Solidago velutina subsp. californica Ernest C. Twisselmann 1965-11-2 11709 San Luis Obispo Highway 1 on the south side of San Carpojo Creek 30 Comment
  OBI79904  Solidago elongata D. R. Miller, E. A. Appel 2013-9-1 913 .1072 San Luis Obispo Growing along creek shoulder at Arroyo de la Cruz, approximately 100 meters east of Highway 1 bridge. 40 Comment
  OBI25576  Solidago elongata David J. Keil 1981-5-16 14673 San Luis Obispo Area around Arroyo de la Cruz near its crossing of hwy 1 Comment
  UCR131924  Solidago confinis George K. Helmkamp 2003-9-8 8123 San Luis Obispo Central Coast, Saltwater ocean inlet 0.2 mile SW of Oceano Airport 6 Comment
  CAS-BOT-BC365337  Solidago confinis R. F. Hoover 1966-11-2 10194 San Luis Obispo Baywood Park Comment
  SEINET7262062 Image available Solanum xanti A. L. Moldenke, H. N. Moldenke 1976-4-18 30510 San Luis Obispo W of California Valley on Rte. 58 Comment
  OBI50377  Solanum xanti Lynne Dee Oyler, David J. Keil 1988-6-23 532 San Luis Obispo Upper Perfumo Cyn Rd near sumit Comment
  UCR122553  Solanum xanti George K. Helmkamp 2002-4-20 7454 San Luis Obispo Central Coast, Los Osos, 0.2 mile northwest of Monarch Lane 9 Comment
  OBI24077  Solanum xanti Janice M. Toyoshima 1979-4-13 A 1 San Luis Obispo Along edges of access roads heading W to Morro Dunes from Pecho Rd, S of Shark Inlet, Morro Bay 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
  OBI33848  Solanum umbelliferum Melissa Luckow, CNPS 1981-4-18 664 San Luis Obispo Shell Creek Rd, 2 mi from jctn with hwy 58 Comment
  CAS-BOT-BC58500  Solanum umbelliferum W. R. Dudley 1902-4-3 s.n. San Luis Obispo Cambria Comment
  CAS-BOT-BC156845  Solanum umbelliferum R. F. Hoover 1967-2-18 10211 San Luis Obispo Diablo Canyon, San Luis Range Comment
  CAS-BOT-BC156843  Solanum umbelliferum R. F. Hoover 1964-5-11 8765 San Luis Obispo 5 miles west of Pozo Comment
  OBI9130  Solanum sarrachoides Robert F. Hoover 1969-7-12 11441 San Luis Obispo Salinas River at Paso Robles Comment
  UCR132019  Solanum physalifolium var. nitidibaccatum George K. Helmkamp 2003-8-16 8073 San Luis Obispo Central Coast, Nipomo Mesa at Willow Road, 0.5 mi east of Calif. Hwy 1, near Black Lake golf course 76 Comment
  UC632849  Solanum douglasii H. L. Mason 1936-3-6 San Luis Obispo 11 mi w of San Luis Obispo (in Pecho Hills); Pecho Hills Comment
  OBI35267  Solanum douglasii H. E. Jones 1981-5-18 33 San Luis Obispo Point Piedras Blancas. On leeward side of point 50 yds E of staircase in cove Comment
  UC1280954  Solanum douglasii H. E. McMinn 1936-3-5 4358 San Luis Obispo Hazard Canyon Comment
  OBI9156  Solanum douglasii F. Rush Aug-57 s.n. San Luis Obispo S. Morro Bay Comment
  UC1134657  Smilacina racemosa H. C. Lee 1936-3-16 507 San Luis Obispo near mouth of Coon Creek; Port San Luis Quadrangle Comment
  SEINET3876395  Sisyrinchium bellum Merlyne Prescott 1969-4-8 144 San Luis Obispo In Stenner Creek Road.; 0 Comment
  UCR91843  Sisyrinchium bellum George K. Helmkamp 1996-5-24 1032 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
  OBI31724  Sisyrinchium bellum Smeltzer, Turnquist 1982-4-12 34 San Luis Obispo SE side of Laguna Lake Park from the roadway over to base of hill Comment
  RSA212054  Sisymbrium orientale E. C. Twisselmann 1969-4-24 15155 San Luis Obispo Bedell Ranch, 5 miles southeast of Creston, La Panza Range. 351 Comment
  UCSC000322  Sisymbrium officinale E. P. Unangst 2007-5-15 s.n. San Luis Obispo High School, San Luis Obispo Comment
  CAS-BOT-BC75335  Sisymbrium officinale Ernest C. Twisselmann 1969-4-24 15196 San Luis Obispo Santa Ysabel Ranch, east side of the Salinas River 5 miles south of Paso Robles. 228 Comment
  UCD115730  Sisymbrium officinale G. F. Hrusa 1995-5-28 12247 San Luis Obispo San Luis Obispo County: Black Butte Research Natural Area, SE base of Peak 3. 500 Comment
  UCR67846  Sisymbrium irio David J. Keil, Lynne Dee Oyler, Rick Oyler 1986-5-17 19472 San Luis Obispo South Coast Range, Santa Margarita Ranch. 3.6 mi. south of Santa Margarita along ranch road, east base of Santa Lucia Mountains Comment
  CAS-BOT-BC74983  Sinapis arvensis Clare B. Hardham 1956-2-24 174 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek Field. Comment
  OBI7358  Silybum marianum Mark Fresh 1976-3-2 20 San Luis Obispo At entrance to See Cyn Rd, underneath stop sign Comment
  UCR91853  Silybum marianum George K. Helmkamp 1996-5-24 1033 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
  OBI65919  Silene lemmonii D. R. Miller 1994-5-27 594 -389 San Luis Obispo Pine Mt Region. From "Water Trl" D.R. Miller property, E slope of Pine Mt; Tobacco Crk drainage 200 Comment
  POM186374  Silene laciniata subsp. major T. Craig 1933-7-3 1888 San Luis Obispo Sand hills 1 to 3 miles south of Pismo Beach Comment
  OBI19467  Silene laciniata subsp. laciniata Robert F. Hoover 1964-8-13 9209 San Luis Obispo Santa Lucia range. San Bernardo Crk Comment
  SBBG95567  Silene laciniata subsp. laciniata R. H. Toft 1986-5-21 20 San Luis Obispo 1/8 mi S of Broderson Rd, just SW from center of town of Los Osos Comment
  OBI19460  Silene laciniata subsp. laciniata G. Thomas Robbins, John Weiler 1959-8-8 4145 San Luis Obispo About 1.5 mi SE of Oso Flaco Lake 15 Comment
  SD38221  Silene laciniata Edith A. Purer 1933-7-20 5079 San Luis Obispo Northwest of Guadalupe. Comment
  CAS-BOT-BC174941  Silene laciniata Ynez Whilton Winblad 1937-6-8 s.n. San Luis Obispo On hills around Cambria Pines Comment
  CAS-BOT-BC387025  Silene gallica R. F. Hoover 1947-3-29 6696 San Luis Obispo San Luis Obispo; Oak Park District Comment
  OBI17806  Silene gallica Penelope Blackmer 1973-4-9 42 San Luis Obispo Meadow between forks of Pennington Crk, SW corner of Penn Crk bio reserve Comment
  OBI19479  Silene coniflora Robert F. Hoover 1947-3-26 6744 San Luis Obispo Price Cyn (just S of) Comment
  UC583370  Sidalcea malviflora subsp. laciniata Alice Eastwood, John Thomas Howell 1936-5-9 2377 San Luis Obispo near Nacimiento River (on road from Adelaida to Pleyto); near Nacimiento River, rd fr Adelaida to Pleyto Comment
  OBI3919  Sidalcea hickmanii subsp. anomala Patricia Wiese 1971-6-7 112 San Luis Obispo Cuesta Ridge Botanical area; 4 mi from Cuesta Pass 762 Comment
  CAS-BOT-BC240257  Setaria viridis Ernest C. Twisselmann; Donald J. Bedell 1969-7-5 15665 San Luis Obispo South River Road, 4 miles south of Paso Robles 182 Comment
  CAS-BOT-BC240178  Setaria verticillata Ernest C. Twisselmann 1960-8-22 5999 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  UCD135828  Senecio vulgaris Robert 'Roy' J. van de Hoek 1995-3-26 219 San Luis Obispo San Luis Obispo County: Carrizo Plain, 0.2 mile south of the Panorama Road - Washburn Ranch Road junction with Soda Lake Road. 650 Comment
  OBI39989  Senecio vulgaris Eric Wise 1984-4-29 1886 San Luis Obispo Little Morro Crk. From the laguna to the hwy 1 overpass Comment
  UC1357629  Senecio flaccidus var. douglasii R. F. Hoover 1965-10-6 9718 San Luis Obispo 4 mi n Pozo Comment
  UCR119862  Senecio californicus Mark Meredith 1984-2-4 35 San Luis Obispo Central Coast, Montana De Oro sand dunes next to Los Osos Valley Rd. and Pecho Rd., Los Osos 61 Comment
  UC1070130  Senecio californicus C. A. Graham 1938-4-14 331 San Luis Obispo 0.6 mi sse Lynch Ranch; Bradley Quad. Comment
  SDSU470  Senecio californicus D. F. Howe 1960-4-10 2850 San Luis Obispo South of Morro Bay. Comment
  SBBG104602  Senecio californicus M. D. Proctor, E. A. Young 1993-4-11 ROB 343 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  OBI58020  Senecio californicus Lynne Dee Oyler, David J. Keil & K. Faustini 1990-4-26 1107 San Luis Obispo Nipomo Dunes. UNOCAL pipeline that runs N-S through dunes Comment
  OBI53037  Senecio blochmaniae LynneDee Oyler 1990-6-12 1184 San Luis Obispo Mobil Oil Property just N of UNOCAL property boundary N of UNOCAL pump #K8 Comment
  UCR66612  Senecio blochmaniae C. B. Wolf, P. Everett 1941-10-1 10972 San Luis Obispo approx 2.5 mi (airline) east of Oso Flaco Lake or between the Calif. Hwy 1 and S.P.R.R. 30 Comment
  OBI40462  Senecio astephanus Clifton F. Smith 1978-5-11 12021 San Luis Obispo N slope along ridge of hill at head of Clapboard Cyn N of Tar Springs Ranch on Huasna Rd Comment
  OBI82387  Senecio aphanactis David J. Keil, with George Butterworth 2016-2-25 33476 San Luis Obispo Chorro Creek Ecological Reserve, east of San Luisito Creek Road between Highway 1 and San Luisito Creek Comment
  OBI15543  Senecio aphanactis Robert F. Hoover 1967-4-14 10439 San Luis Obispo Hill W of Poly Canyon, San Luis Obispo Comment
  UC463327  Selaginella bigelovii Roxana S. Ferris 1929-4-13 7535 San Luis Obispo hill east San Luis Obispo Comment
  CAS-BOT-BC69791  Selaginella bigelovii Clare B. Hardham 1957-12-29 2840 San Luis Obispo Black Mountain - Highland District. Comment
  OBI66173  Scrophularia californica D. R. Miller 1994-6-20 694 -465 San Luis Obispo Pine Mt Region. Main rd side one turn above 1st gate area; San Simeon crk drainage 550 Comment
  CDA17940  Scirpus pungens Austin Griffiths 1987-5-16 18195 San Luis Obispo Pismo Dunes; along W edge of Oso Flaco Lak. 0 Comment
  OBI78571  Scirpus microcarpus Eric Wise 1981-7-26 968 San Luis Obispo Poly Cyn. Cal Poly campus Comment
  OBI43628  Schoenoplectus pungens var. longispicatus Eric Wise 1981-6-27 769 San Luis Obispo Cuyama River. Pine cyn Forest Serv Stn Comment
  UCR29111  Schoenoplectus pungens var. longispicatus David J. Keil, Melissa Luckow, R. A. Pimentel, R. R. Pimentel 1981-4-24 14563 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  RSA141821  Schoenoplectus maritimus Clare B. Hardham 1958-10-3 3978 San Luis Obispo Santa Lucia Mountains: Fairgrounds, Paso Robles Comment
  UCSB38036  Schoenoplectus californicus Ferren, Wayne 1978-11-19 San Luis Obispo Oso Flaco Lake Comment
  OBI2520  Schoenoplectus americanus Larry E. Brown 1971-6-17 San Luis Obispo Cholame Crk at entrance to Palo Prieto Canyon Rd Comment
  OBI35194  Schoenoplectus acutus var. occidentalis Eric Wise 1982-5-1 1440 San Luis Obispo Turri Rd, 1 mi E of So. Bay Blvd Comment
  RSA201649  Schismus arabicus Robert F. Hoover 1952-4-10 8106 San Luis Obispo La Panza district, just W of San Juan River, S slope of sandstone hill. Comment
  OBI4245  Schinus molle William A. Young 1970-11-25 3312 San Luis Obispo Six mi east of Cambria on Hwy 46. 30 Comment
  RSA0048427  Scandix pecten-veneris W. M. Arbaugh 1968-5-5 265 San Luis Obispo Lopez Canyon. 1/2 miles above the dam. Comment
  SBBG107316  Scandix pecten-veneris C. B. Hardham 1960-4-16 5607 San Luis Obispo Dellaganna Crk, Cypress Mtn Comment
  UC1224746  Scabiosa atropurpurea R. F. Hoover 1957-8-28 8393 San Luis Obispo San Simeon Creek, at abandoned schoolhouse San Simeon Creek Comment
  UCR163616  Saxifraga californica George K. Helmkamp, E. A. Helmkamp 2005-3-25 9212 San Luis Obispo Outer South Coast Ranges, Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek 399 Comment
  RSA212488  Sanicula tuberosa Clare B. Hardham 1960-4-13 5412 San Luis Obispo Hills south of Bee Rock. 366 Comment
  RSA128140  Sanicula tuberosa Clare B. Hardham 1959-4-23 4289 San Luis Obispo Tassajara Canyon Comment
  OBI37648  Sanicula tuberosa David J. Keil 1980-4-5 13754 San Luis Obispo Ca 28 mi E of Santa Maria on Hwy 166 and N on Chimineas Ranch Rd. Comment
  UC754988  Sanicula laciniata R. F. Hoover 1947-3-1 6636 San Luis Obispo Cambria Comment
  OBI31936  Sanicula laciniata David J. Keil, Warren Roberts and Roger Raiche 1982-1-30 15687 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Along ridge system just S of the Arroyo Comment
  UC973444  Sanicula hoffmannii C. R. Bell 1951-4-1 3150 San Luis Obispo 5.5 mi e of California Highway 1 (on Pine Mountain Road); Pine Mountain Road Comment
  UCR15012  Sanicula hoffmannii George K. Helmkamp 1976-5-23 s.n. San Luis Obispo Avila Rd turnoff from US Hwy 101 32 Comment
  UC794465  Sanicula hoffmannii Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr. 1949-4-24 3274 San Luis Obispo 9 mi n of San Simeon (Arroyo de la Cruz); Arroyo de la Cruz 152 Comment
  OBI55091  Sanicula hoffmannii Lincoln Constance, Richard W. Holm and Carroll E. Wood Jr, Carroll E. Wood Jr 1949-4-24 3274 San Luis Obispo Arroyo de la Cruz, 9 mi N of San Simeon 152 Comment
  OBI31950  Sanicula hoffmannii David J. Keil, Eric Wise 1981-5-25 14793 San Luis Obispo N of San Simeon in vicinty of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  RSA20407  Sanicula crassicaulis Roxana S. Ferris, Ruth P. Rossbach 1938-5-12 9435 San Luis Obispo 8 miles east of Santa Margarita on Mountain Road near its junction with State Highway 178 Comment
  OBI28086  Sanicula crassicaulis Allison Berry, Carrie Wilson 1982-5-9 36 San Luis Obispo N of SLO, 10 mi. 1/4 mi E of CA rte 101 on CA rte 58-Santa Margarita. Site to R of rd; 50 yards from RR tracks Comment
  OBI55109  Sanicula crassicaulis Lincoln Constance, Richard W. Holm & Carroll E. Wood, Jr 1949-4-24 3275 San Luis Obispo Arroyo de la Cruz, 9 mi N of San Simeon 152 Comment
  OBI5462  Sanicula crassicaulis Sharon Jochums 1974-4-3 96 San Luis Obispo W of hwy 1 N of Point San Simeon Comment
  HSC91466  Sanicula crassicaulis Susan H. Bicknell, T. P. Worley 1989-4-18 San Luis Obispo Montano de Oro Comment
  SEINET12119496  Sanicula bipinnatifida Hatch 1932-1 s.n. San Luis Obispo between Paso Robles & Creston Comment
  UC1123176  Sanicula bipinnatifida T. M. Hendrix 1937-4-17 20 San Luis Obispo 3.3 mi se of Pozo (Santa Barbara National Forest); Santa Barbara National Forest 457 Comment
  OBI75110  Sanicula bipinnata Elizabeth Rudd 1971-4-24 s.n. San Luis Obispo 3 mi NE of Santa Margarita 335 Comment
  SBBG34917  Sambucus nigra subsp. caerulea Mrs. R. W. Summers -- San Luis Obispo San Luis Obispo County [no specific locality] Comment
  SBBG132330  Sambucus nigra subsp. caerulea D. Keil, T. Teed, M. Uchida 2001-6-15 29599 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  OBI19616  Sambucus nigra subsp. caerulea Robert F. Hoover 1969-7-12 11428 San Luis Obispo Salinas River bed at Paso Robles Comment
  RSA586432  Sambucus mexicana M. D. Proctor, E. A. Young 1993-4-15 ROB 0408 San Luis Obispo 1 km N of Nacimento Rd. Comment
  CDA20348  Salvia spathacea G. F. Hrusa 1993-5-21 11083 San Luis Obispo Approx. 2 km. beyond Stony Creek Camp. Comment
  RSA0045095  Salvia spathacea LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6404 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
  OBI31151  Salvia spathacea Julie M. Vanderwier 1978-5-11 29 San Luis Obispo Indian Knob Tars Comment
  UCD125648  Salvia sonomensis Robert F. Thorne; P. Everett 1963-4-20 31588 San Luis Obispo San Luis Obispo County: on Cuesta Ridge, around 3 miles northwest of Cuesta Pass. 609 Comment
  RSA586606  Salvia mellifera F. L. Johnson, M. D. Proctor 1993-2-20 ROB- 146 San Luis Obispo 1 km NW of Chorro Res. Comment
  OBI13521  Salvia mellifera Fred W. Rush unk 17 San Luis Obispo Mt. San Luis 305 Comment
  CAS-BOT-BC230029  Salvia mellifera Ernest C. Twisselmann 1955-6-14 2144 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hughes Canyon, Red Hills 487 Comment
  UCR122161  Salvia mellifera George K. Helmkamp, E. A. Helmkamp 2000-4-22 5472 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  OBI20265  Salvia mellifera Ann McBeth 1979-4-25 8 San Luis Obispo Indian Knob; 4 mi N of Pismo Beach Comment
  OBI53494  Salvia columbariae Arthur W. Hazebrook 1991-4-19 23 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
  OBI13562  Salvia columbariae Robert F. Hoover 1948-5-2 7498 San Luis Obispo Summit E of Navajo Crk, La Panza Range Comment
  UC1953291  Salvia columbariae Anthony Baniaga with Daniel Chavez 2010-3-14 53 San Luis Obispo Tierra Redonda Mountain. Comment
  UC1124733  Salvia columbariae N. K. Carlson 1936-3-26 231 San Luis Obispo 1.3 mi sw Black Butte; San Luis Obispo Quad. 381 Comment
  CDA40950  Salvia carduacea T. C. Fuller 1967-5-11 15821 San Luis Obispo East side of road, Palo Prieto Canyon, 1.8 miles south of Highway 46 just west of Cholame. 0 Comment
  UCD125481  Salvia carduacea Scott Horiuchi; Kelly Robinson 1996-4-27 12 San Luis Obispo San Luis Obispo County: Carrizo Plain natural area, 18 mi from junction of Soda Lake Rd. and Hwy. 166/33, on Soda Lake Rd. Comment
  OBI83431  Saltugilia australis David Keil 1998-4-28 26964 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. Comment
  CAS-BOT-BC180695  Salsola tragus T. C. Fuller 1965-10-7 14182 San Luis Obispo S. side of Hwy 466 to paso Robles, 0.1 mi. N. of Shandon Comment
  CDA37852  Salsola damascena J. L. Johnson 1978-10-3 s.n. San Luis Obispo East side of county. 0 Comment
  OBI70517  Salsola australis G. F. Hrusa, P. Akers 2003-10-12 16174 San Luis Obispo Cuyama Valley. Hwy 166, +/= 3 mi W of Cottonwood Cyn. Site B093 483 Comment
  UC1296261  Salix sitchensis R. F. Hoover 1948-3-20 7429 San Luis Obispo Steiner Creek (Serrano Canyon) Comment
  CAS-BOT-BC126477  Salix sitchensis Clare B. Hardham 1957-4-14 1654 San Luis Obispo Headwaters of Old Creek, Santa Rita Rd. Comment
  CAS-BOT-BC124835  Salix lasiolepis var. lasiolepis Alice Eastwood 1929-3-7 16849 San Luis Obispo Chorro Creek Comment
  CAS-BOT-BC124819  Salix lasiolepis var. lasiolepis Alice Eastwood 1927-4-7 14291 San Luis Obispo Morro Comment
  OBI42718  Salix lasiolepis Steve Bowe 1978-3-1 63 San Luis Obispo About 1/2 mi N on Poly Cyn rd 305 Comment
  CDA17871  Salix lasiolepis Austin Griffiths 1987-4-11 18100 San Luis Obispo Santa Lucia Mountains; Arroyo de la Cruz along E bench of creek, near streamflow gauge station. 0 Comment
  UCR115567  Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 2000-4-20 5396 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  UC1135004  Salix lasiolepis T. M. Hendrix 1937-4-28 130 San Luis Obispo 1 1/2 mi nw New District School; Pozo Quadrangle Comment
  SD40225  Salix lasiolepis Edith A. Purer 1940-8-2 7984 San Luis Obispo Sand dunes, Oso Flaco Lake NW of Guadalupe Comment
  SBBG99078  Salix lasiolepis T. L. Secrest 1951-9-15 San Luis Obispo Oceano Comment
  POM262103  Salix lasiolepis I. L. Wiggins 1929-4-13 3422 San Luis Obispo Along Salinas River 5 miles north of Paso Robles. Comment
  POM202683  Salix lasiolepis Marcus E. Jones 1934-4-5 s.n. San Luis Obispo Pismo Beach. Comment
  OBI53888  Salix lasiolepis Arthur W. Hazebrook 1992-10-25 155 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, base of hill along riparian corridor and extending into dune slack around Little Oso Flaco Lake Comment
  JEPS114138  Salix lasiolepis E. L. Painter, M. Wetherwax 2002-4-24 SLO- 248 San Luis Obispo Camp San Luis Obispo. Cantonment area, steep stream bank of Dairy Creek, Bridge 103, at Mendocino Ave. Comment
  OBI36916  Salix lasiandra Eric Wise 1982-7-2 1617 San Luis Obispo Oso Flaco Lake Comment
  OBI37102  Salix laevigata Eric Wise 1983-2-24 1661 San Luis Obispo 2.1 mi W of Chimney rock ranch Comment
  SBBG38493  Salix laevigata E. C. Twisselmann 1969-7-12 15668 San Luis Obispo sag pond on the San Andreas Fault near summit of Choice Valley 701 Comment
  OBI59591  Salix breweri David J. Keil 1999-5-3 28306 San Luis Obispo Outskirts of San Luis Obispo. Hills above end of Lizzie Street. Comment
  CAS-BOT-BC103283  Salix bonplandiana Ernest C. Twisselmann 1969-8-23 15934 San Luis Obispo Spring in the San Andreas Fault at the summit of Choice Valley 701 Comment
  RSA43049  Salicornia virginica Robert F. Hoover 1946-10-15 6497 San Luis Obispo Avila. Comment
  CDA17525  Salicornia pacifica Austin Griffiths 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit; Bay side 1/3 way S of point on Morro Bay Sandspit. Comment
  OBI81090  Ruppia cirrhosa Michael Walgren 2015-10-9 441 San Luis Obispo mouth of San Geronimo Creek 0 Comment
  UC1928067 Image available Rupertia physodes David Keil 2008-5-22 30521 San Luis Obispo Santa Lucia Mountains. Mount Lowe Road, ca. 1.5 miles from junction with US 101 at boundary of Los Padres National Forest. 620 Comment
  OBI69457  Rupertia physodes David J. Keil 2008-5-22 30521 San Luis Obispo Santa Lucia Mountains. Mount Lowe Road, ca. 1.5 miles from junction with US 101 at boundary of Los Padres National Forest. Comment
  RSA0039785  Rupertia physodes LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6443 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
  OBI38292  Rumex occidentalis David J. Keil 1985-5-5 18749 San Luis Obispo Black Lake Cyn on Nipomo mesa SE of Oceano Comment
  OBI36874  Rumex fueginus Eric Wise 1982-7-2 1600 San Luis Obispo Oso Flaco Lake Comment
  OBI57119  Rumex crispus Danielle DeRome 1994-5-15 5159429 San Luis Obispo On the N slope of the hill that stands between the capus core and Archy Cyn (the hill with the Ecological Study site on its SW slope) Comment
  OBI36997  Rumex crispus Eric Wise 1981-8-7 1051 San Luis Obispo Cholame Crk at Bitterwater Rd Comment
  OBI36990  Rumex crispus Eric Wise 1981-6-26 697 San Luis Obispo In crk near Piedras Blancas Motel. 9.7 mi S of monterey Border, on hwy 1 Comment
  OBI10828  Rumex crispus Robert F. Hoover 1969-7-19 11499 San Luis Obispo S of Pismo Crk near Pismo Beach Comment
  CAS-BOT-BC433344  Rumex crispus Ernest C. Twisselmann 1954-4-28 1114 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch: Eastern San Luis Obispo County. 640 Comment
  UC1070557  Rumex crispus P. L. Johannsen 1936-3-21 712 San Luis Obispo junction of Reservoir Canyon and San Luis Obispo Creek; San Luis Obispo Quad. 129 Comment
  OBI36793  Rumex conglomeratus Eric Wise 1981-7-26 959 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  OBI10849  Rumex acetosella R. D. Brister 1964-3-8 24 San Luis Obispo San Luis Obispo Comment
  OBI28221  Rubus ursinus Rick Frelinger 1982-5-10 78 San Luis Obispo San Luis Creek in Prefumo Cyn, San Luis Obispo Comment
  OBI28132  Rubus ursinus Rick Frelinger 1982-4-30 27 San Luis Obispo Coon Crk in Perfumo Cyn, San Luis Obispo Comment
  OBI72636  Rubus ursinus Wendy Thackery 2002-3-7 31 San Luis Obispo Elfin Forst, Los Osos 24 Comment
  OBI29098  Rubus ursinus Karen Symonds 1982-7-17 2 San Luis Obispo Montana de Oro State Park, along coon Crk trl Comment
  OBI82576  Rubus ulmifolius David J. Keil, with Bill Waycott et al. 2015-8-10 33339 San Luis Obispo San Luis Obispo Creek in downtown San Luis Obispo 65 Comment
  OBI79581  Rubus armeniacus David J. Keil, with Matt Ritter, Mike Stiles, Charley Knight, Wendy Knight, and Craig Jacobsen 2012-6-28 31394 San Luis Obispo Santa Lucia Mountains. Upper Lopez Canyon. Lopez Canyon Trail from east Cuesta Ridge to Lopez Canyon Road Comment
  OBI10008  Rosa spithamea Fred Rush May1956 76 San Luis Obispo Mt. SLO Comment
  SBBG88800  Rorippa palustris var. occidentalis C. F. Smith 1965-11-7 9120 San Luis Obispo W of Oso Flaco Lake, N of Guadalupe Comment
  SBBG39328  Rorippa palustris var. occidentalis L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  OBI57238  Rorippa curvisiliqua David J. Keil 1998-8-19 27935 San Luis Obispo 1.7 miles SE of junction with Hwy 58 along Pozo Rd. 329 Comment
  OBI14357  Ricinus communis Betty Sheehan 1957-11-1 31 San Luis Obispo Cal Poly campus Comment
  SBBG104937  Ricinus communis M. D. Proctor, E. A. Young 1993-3-24 ROB 332 San Luis Obispo 1 km NW of Chorro Reservoir, Camp San Luis Obispo Comment
  SEINET12220404  Ribes victoris Unknown 1918-1 136 San Luis Obispo Cuesta Pass Comment
  OBI23609  Ribes velutinum Fred Hrusa 1980-7-26 104 San Luis Obispo Summit of Mt. Pinos Comment
Read comments
Feb 20 2021
  OBI83447  Ribes speciosum Stellios Bonadurer, Lauren O'Sullivan, Kevin Flood, Sam Johnson, Brandon Gordon, Danielle Bain 2017-1-29 2 San Luis Obispo From Serrano trailhead on Madonna Mt up 200 ft, where trail meets forest 163 Comment
  LA105657  Ribes speciosum Barry A. Prigge; 1989-4-19 8646 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, ca 2.8 mi up San Bernardo Creek Rd from State Hwy 1 and ca 0.2 miles up S-facing slope 176 Comment
  OBI14022  Ribes sericeum Robert F. Hoover 1953-5-3 8287 San Luis Obispo Lopez Cyn Comment
  RSA0019088  Ribes sanguineum var. glutinosum Margaret Stason, F. Brubaker 1930-4-14 8934 San Luis Obispo Near Templeton. Comment
  OBI14061  Ribes sanguineum var. glutinosum Mrs. R. F. Hoover 1962-2-23 43 San Luis Obispo Cambria Pines District Comment
  SBBG54828  Ribes roezlii R. J. Rodin 1954-4-3 5447 San Luis Obispo Bishop Peak Comment
  UC608538  Ribes quercetorum C. A. Graham 1938-4-8 292 San Luis Obispo 0.6 mi se Bee Rock (Bee Rock Canyon, a tributary of San Antonio River, sw of Bradley); Bradley Quadrangle 48 Comment
  UC1929419 Image available Ribes malvaceum var. malvaceum Steve Boyd 2007-2-17 11715 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
  UC455591  Ribes malvaceum I. J. Condit 1910-3-28 San Luis Obispo Pozo to La Panza; Navajo Ridge Comment
  OBI14066  Ribes divaricatum Robert F. Hoover 1947-3-8 6648 San Luis Obispo Lower Chorro Crk E of Morro Bay (near its mouth) Comment
  UC455596  Ribes aureum I. J. Condit 1910-4-1 San Luis Obispo Huero Huero Creek Comment
  CAS-BOT-BC437970  Ribes L. R. Abrams 1924-4-4 10160 San Luis Obispo Fort of Questa grade Comment
  CAS-BOT-BC437969  Ribes W. R. Dudley 1905-1-5 s.n. San Luis Obispo Near Cypress Creek Comment
  RSA122527  Rhus trilobata var. quinata T. M. Hendrix 1937-5-4 252 San Luis Obispo 5 miles northwest of El Dorado School 518 Comment
  CAS-BOT-BC200727  Rhus aromatica Ella Dales Cantelow 1941-3-29 3473 San Luis Obispo 4 mi. w. of La Panza Comment
  CDA35692  Rhamnus ilicifolia T. C. Fuller 1962-7-19 9250 San Luis Obispo Highway to Creston, 3.5 miles northeast of Santa Margarita. 0 Comment
  UC1121832  Rhamnus crocea G. T. Nordstrom 1937-6-7 1320 San Luis Obispo 1.9 mi ssw Josephine School; Adelaida Quad. 365 Comment
  JEPS114103  Rhamnus crocea M. Wetherwax, E. L. Painter 2000-8-19 SLO- 361 San Luis Obispo Camp San Luis Obispo. Cerro Romualdo. Comment
  UC55676  Rhamnus californica subsp. californica Mrs. R. W. Summers May 1886 2006 San Luis Obispo Comment
  RSA0056328  Rhamnus californica W. M. Arbaugh 1968-5-5 24 -5 San Luis Obispo Foot of Lopez Dam. Comment
  UCR24793  Rhamnus californica George K. Helmkamp 1981-6-20 s.n. San Luis Obispo Central Coast, Los Osos, south edge of Eto Lake 24 Comment
  CDA34830  Ranunculus muricatus David J. Keil 1998-4-13 26688 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Lawn area between Engineering East and Computer Science buildings. 0 Comment
  OBI42218  Ranunculus hebecarpus David J. Keil, Lynne Dee Oyler and Rick Oyler 1986-5-17 19512 San Luis Obispo Santa Margarita Ranch. 3.6 mi S of Santa Margarita along ranch rd. E base of Santa lucia Mts in area that was locally the E boundary of the Las Piltas fire of July 1985 Comment
  SBBG119662  Ranunculus californicus var. californicus E. Painter, M. Wetherwax 2000-3-20 SLO 33 San Luis Obispo E side of saddle between Cerro Chumash and Cerro Romualdo; Camp San Luis Obispo 200 Comment
  HSC91632  Ranunculus californicus var. californicus Susan H. Bicknell 1989-4-19 San Luis Obispo Montano de Oro MDO 30 Comment
  OBI42769  Ranunculus californicus David J. Keil 1982-5-8 15955 San Luis Obispo 2.9 mi E of jctn with Santa Rosa Crk rd along dirt rd up Cypress Mtn along Steiner Crk Comment
  OBI28117  Ranunculus californicus Carrie Wilson, Allison Berry 1982-5-11 66 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
  OBI10572  Ranunculus californicus S. Wainwright 1964-2-29 1 San Luis Obispo 3 mi W of Foothill on Los Osos Valley Rd Comment
  UC1126159  Ranunculus californicus P. L. Johannsen 1936-3-21 683 San Luis Obispo 1 mi s San Luis Obispo (Plot 1); San Luis Obispo Quadrangle 76 Comment
  OBI75793  Ranunculus californicus Al Lindholm 1967-4-10 153 San Luis Obispo Fitzhugh property [6 miles north of Cayucos, Santa Lucia Mountains. Cypress Mountain Quadrangle, T28S, R10E, sections 3, 4, 5, 8, 9, 10, 15, 16, 17. 1000-acre property containing within its boundaries the origins of Cottontail, Cayucos, Villa, and Cienega Creeks. Property contains Geode Mountain (rhyolite), sedimentary formations, and serpentine. Soils vary from hard rock to rich humus. Land mostly occupied by oak woodland and chaparral]. North slope of Geode Mountain near pond 460 Comment
  OBI5014  Ranunculus aquatilis Robert J. Rodin 1956-5-22 6072 San Luis Obispo Near Atascadero Comment
  SBBG117822  Rafinesquia californica E. Painter, M. Wetherwax 2003-3-18 CR 396 San Luis Obispo N side of Nacimiento River, N of Twin Bridges; Camp Roberts 193 Comment
  OBI55633  Quercus wislizeni var. frutescens Steven A. Junak, Tina J. Ayers 1989-7-14 4120 San Luis Obispo Cuesta Ridge Botanical Area: Extreme N edge of Botanical Area, at end of powerline road 0.4 mi SW of intersection with Tassajera Crk rd; intersection is 1.8 mi W of hwy 101 506 Comment
  UCSB37264  Quercus wislizeni R. Philbrick, D. Emery, R. Rodin 1974-5-29 S.N. San Luis Obispo W OF HWY 101 AND CUESTA SUMMIT (1 MI SE OF TV TOWER) Comment
  UC1135877  Quercus wislizeni T. M. Hendrix 1937-5-12 175 San Luis Obispo 4 mi sse Navajo; Los Padres National Forest, Pozo Quad. 1127 Comment
  RSA201623  Quercus palmeri Robert F. Hoover 1964-11-15 9326 San Luis Obispo 4 miles west of Paso Robles on Peachey Canyon Road Comment
  UC576271  Quercus palmeri H. A. Jensen 1937-11-7 445 San Luis Obispo w of Paso Robles (along Peachy Canyon Road) 350 Comment
  OBI74398  Quercus palmeri Theo Fitanides, Anthony Baniaga 2010-4-10 111 San Luis Obispo Tierra Redonda Mtn. 594 Comment
  RSA586436  Quercus lobata D. A. Young, F. L. Johnson 1992-6-17 ROB 0059 San Luis Obispo 1 km SW of Ranch House on Nacimento road. Comment
  SD245380  Quercus lobata David J. Keil, Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, Jenn Yost 2013-5-7 31720 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail from San Simeon Creek Road to Pine Mountain Area. 900 Comment
  UCD46221  Quercus john-tuckeri J. M. Tucker 1953-3-14 2630 San Luis Obispo On a canyon slope ca. 1/2 mile above the headquarters of the Seaback Ranch, ca. 2 miles (air-line) northeast of summit of Caliente Mountain, southeastern San Luis Obispo county, California. Comment
  UC1135788  Quercus john-tuckeri A. E. Wieslander 1932-3-24 257 San Luis Obispo American Canyon La Panza Quad. 1066 Comment
  OBI25752  Quercus durata var. durata David J. Keil, R. A. Pinmentel, R. Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-6-12 14049 San Luis Obispo San Luis Range, W of See Canyon rd along road to Hibberd (ownded by the Nature Conservancy) Comment
  OBI37904  Quercus durata var. durata David J. Keil, Rhonda Riggins, Richard A. Pimentel, and D. R. "Doc" Miller 1985-4-27 18570 San Luis Obispo 19.5 mi from Calif rte 1 along San Simeon Creek rd, N of Rocky Butte lookout at locked gate 732 Comment
  CAS-BOT-BC94002  Quercus durata W. R. Dudley 1902-4-1 s.n. San Luis Obispo Manzanita hill, south of Pine Mt Comment
  CAS-BOT-BC79329  Quercus dumosa Clare B. Hardham 1959-9-12 5196 San Luis Obispo U 2 Ranch, York Mountain, W of Templeton Comment
  UC993113  Quercus douglasii J. M. Tucker 1947-10-5 1632 -1640 San Luis Obispo 1 mi e summit of Polonio Pass (ca 0.25 mi s of Highway 466, ca 6 mi e of Cholame) Comment
  UCD45724  Quercus douglasii H. C. Lee 1936-6-12 666 San Luis Obispo San Luis Obispo County: four miles south east of Adams Ranch. Altitude 650 feet. 198 Comment
  UC1135439  Quercus douglasii A. E. Wieslander 1936-8-27 665 San Luis Obispo Temblor Range McKittrick Quad. 1097 Comment
  OBI39698  Quercus douglasii David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-9 16082 San Luis Obispo Road to top of Cypress Mtn from Warrens' cabin Comment
  UCD45267  Quercus berberidifolia John M. Tucker 1941-3-1 204 San Luis Obispo Shrub beside road from Pozo to La Panza, on Pine Mountain, ca. 4 1/2 miles west of La Panza Public Camp, San Luis Obispo County, California. Comment
  UCD45253  Quercus berberidifolia Donald Myrick 1971-4-6 2194 San Luis Obispo Along Peachy Canyon Road 5 miles west of Paso Robles. San Luis Obispo Co. Comment
  CAS-BOT-BC257631  Quercus berberidifolia E. L. Painter; M. Wetherwax; D. Keil 2000-4-18 SLO- 62 San Luis Obispo Camp San Luis Obispo. N side of large serpentine outcrop W of Chorro Reservoir, above tributary of Chorro Creek 200 Comment
  SBBG20030  Quercus agrifolia var. agrifolia J. M. Tucker 1963-4-11 3682 San Luis Obispo N side of St Hwy 41, 15.1 mi (by rd) E of Cambria Comment
  OBI14314  Quercus agrifolia var. agrifolia Robert F. Hoover 1965-9-15 9548 San Luis Obispo Summit on Pozo-Arroyo Grande road Comment
  CAS-BOT-BC421312  Pterostegia drymarioides R. W. Summers 1892-5-1 s.n. San Luis Obispo S. Luis Mt. Comment
  OBI1485  Pteridium aquilinum Richard E. Simpson 1959-5-30 121 San Luis Obispo Northern side of the unnamed peak just west of Bishop Peak Comment
  OBI1484  Pteridium aquilinum Richard E. Simpson 1959-4-18 113 San Luis Obispo Collected at the foot of the northern face of Bishop Peak Comment
  CAS-BOT-BC362010  Psilocarphus tenellus Ernest C. Twisselmann 1955-5-27 2042 San Luis Obispo La Panza Range. Summit of Cammatta Canyon on Navajo Canyon Road 586 Comment
  CAS-BOT-BC362008  Psilocarphus tenellus Alice Eastwood 1926-4-28 s.n. San Luis Obispo Cambria Comment
  UC1118513  Pseudognaphalium thermale H. C. Lee 1936-5-15 613 San Luis Obispo 0.75 mi nw Junction Canyons #1 & #2; Arroyo Grande Quad. 91 Comment
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Jul 10 2012
  UCR248798  Pseudognaphalium stramineum Mark A. Elvin, Glenn M. Greenwald 2013-8-9 7232 San Luis Obispo Central Coast, Guadalupe-Nipomo Dunes National Wildlife Refuge, north of Santa Maria River, west of Guadalupe, '4-pond Valley', Colorado Pond, c. 80 m from south refuge boundary 17 Comment
  OBI31992  Pseudognaphalium stramineum David J. Keil, Melissa Luckow 1981-7-3 14948 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
  CAS-BOT-BC356845  Pseudognaphalium californicum W. R. Dudley 1902-4-5 s.n. San Luis Obispo Pecho Mountains Comment
  CAS-BOT-BC356839  Pseudognaphalium californicum Ernest C. Twisselmann 1955-6-10 2134 San Luis Obispo La Panza Range. Vaquero Water Hills 502 Comment
  CAS-BOT-BC356843  Pseudognaphalium californicum Ernest C. Twisselmann; Donald J. Bedell 1969-7-5 15662 San Luis Obispo Salinas River 5 miles south of Paso Robles 182 Comment
  OBI72493  Pseudognaphalium biolettii M. Wetherwax & E. L. Painter, E. L. Painter 2000-3-21 SLO- 54 San Luis Obispo Camp San Luis Obispo. Cerro Chumash, Training Area L. UTMs (NAD27) zone 10, 708136E, 3910118N 200 Comment
  CAS-BOT-BC356467  Pseudognaphalium beneolens Ernest C. Twisselmann 1955-7-22 2280 San Luis Obispo La Panza Range. Upper Toro Canyon, near Navajo Summit 682 Comment
  OBI72801  Prunus virginiana var. demissa D. R. Miller 2010-5-7 510 .914 San Luis Obispo Rocky Butte/PIne Mt Region. On tributary to Bear Cyn, Tobacco Crk drainage 439 Comment
  UC1296080  Prunus virginiana var. demissa R. F. Hoover 1953-5-3 8283 San Luis Obispo Lopez Canyon Comment
  OBI66735  Prunus virginiana var. demissa David J. Keil, with Lynne Dee (Oyler) Althouse 2002-4-22 29813 San Luis Obispo Santa Margarita Ranch. Along drainage of Trout Creek between Highway 58 (35.389 deg. N x 120.581 deg. W) and gravel pit road east of Garden Farms (35.419 deg. N x 120.599 deg. W)Riparian zone and adjacent grassy fields and oak-wooded slopes Comment
  CAS-BOT-BC154493  Prunus ilicifolia H. E. McMinn 1923-6-21 1160 San Luis Obispo Camp Fremont Comment
  UC18196  Prunus fasciculata var. punctata Rimo Bacigalupi with G. T. Robbins and H. L. Mason 1956-3-30 5569 San Luis Obispo about 2.5 mi s of Los Berros (Northern portion of Nipomo Mesa); Nipomo Mesa 106 Comment
  UC12759  Prunus fasciculata Mrs. Blochman 1893-1 San Luis Obispo Comment
  RSA0014810  Proboscidea louisianica David J. Keil 2009-9-5 30638 San Luis Obispo Rural outskirts of Paso Robles, north of Highway 46 and east of Jardine Road. Vicinity of intersection of Fa Rouse Way and Weeping Willow Way 259 Comment
  CDA34851  Proboscidea louisianica David J. Keil 2009-9-5 30638 San Luis Obispo Rural outskirts of Paso Robles, north of Highway 46 and east of Jardine Road. Vicinity of intersection of Fa Rouse Way and Weeping Willow Way. Comment
  CAS-BOT-BC141916  Potentilla anserina subsp. pacifica Ernest C. Twisselmann 1959-5-23 5263 San Luis Obispo Morro Bay, just west of Baywood 3 Comment
  SD249098  Potamogeton nodosus David J. Keil, Kathleen Keil 2002-7-27 29897 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 395 Comment
  SBBG112411  Potamogeton nodosus E. Wise 1983-6-30 1723 San Luis Obispo Santa Margarita Lake Comment
  RSA201638  Potamogeton foliosus Robert F. Hoover 1964-7-9 9130 San Luis Obispo Rinconada Creek 5 miles SE of Santa Margarita. Comment
  OBI80073  Potamogeton foliosus David J. Keil 2000-5-26 28744 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
  OBI78711  Populus trichocarpa David J. Keil 2013-8-28 31984 San Luis Obispo Morro Bay State Park. Along old, abandoned roadway above edge of salt marsh, west of South Bay Blvd., just north of intersection of Turri Road 8 Comment
  RSA693312  Polystichum munitum Anonymous s.n. San Luis Obispo From Garden. Comment
  RSA43028  Polystichum dudleyi Robert F. Hoover 1947-3-16 6672 San Luis Obispo San Luis Obispo County: Coast just S of Monterey County line Comment
  RSA693311  Polystichum californicum Thekla Mohr 1911-07 1931 San Luis Obispo San Luis Obispo Comment
  OBI22180  Polypogon monspeliensis Robert F. Hoover 1964-8-13 9224 San Luis Obispo Mouth of Morro Crk Comment
  UC2027427  Polypogon monspeliensis Greg Wilvert 2005-4-17 258 San Luis Obispo Southeast Half of the Caliente Range. Quail Spring. Comment
  OBI3499  Polypogon monspeliensis Lynch 1971-6-5 59 San Luis Obispo The E end of Smith reservoir, Cal Poly Campus Comment
  CAS-BOT-BC233248  Polypogon maritimus Ernest C. Twisselmann 1955-6-16 2171 San Luis Obispo La Panza Range. Upper Buckhorn Canyon 609 Comment
  SFV162  Polypodium californicum M. A. Piehl 1963-4-21 6389 San Luis Obispo Open ocean shore near Lion Rock, south of Los Osos. 20 Comment
  OBI78734  Polygonum paronychia Michael Walgren 2013-1 333 San Luis Obispo Montana del Oro State Park at the uppper Shark's Inlet area 29 Comment
  CDA17936  Polygonum paronychia Austin Griffiths, G. F. Hrusa 1987-4-29 18137 San Luis Obispo Montana de Oro State Park; 3rd sandhill N of Spooners Cove. 24 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
  OBI10865  Polygonum aviculare subsp. depressum Robert F. Hoover 1965-9-18 9566 San Luis Obispo Santa Margarita Comment
  OBI19443  Polycarpon depressum Robert F. Hoover 1947-3-26 6752 San Luis Obispo Price Cyn (just S of) Comment
  SBBG119413  Pogogyne serpylloides E. Painter, M. Wetherwax, D. Keil 2000-4-18 SLO 80 San Luis Obispo Cerro Romualdo, along unused rd from water tower across E face; Camp San Luis Obispo 150 Comment
  OBI66511  Pogogyne serpylloides David J. Keil, with Karen Danielson, Clifton Smith and Jeanette Sainz 1997-5-15 26285 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
  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
  CAS-BOT-BC243096  Poa secunda subsp. secunda R. F. Hoover 1967-4-8 10386 San Luis Obispo Carrizo Plain near N end of Soda Lake Comment
  UCD145389  Poa howellii G. F. Hrusa 1995-4-16 12071 San Luis Obispo San Luis Obispo County: NW of Cuesta Pass on N-facing relatively mesic slope. Approximately 1.5 m NW of US 101. 750 Comment
  UCR266055  Poa diaboli David J. Keil, Erik Frenzel 2001-4-19 29331 San Luis Obispo Grounds of Pacific Gas and Electric Company's Diablo Canyon Nuclear Power Plant. Western end of San Luis Range. North Ranch, 0.15 miles east from Coast Road on Crowbar Canyon Road 117 Comment
  SEINET251718 Image available Poa bulbosa Unknown 2005-3-30 9247 San Luis Obispo Outer South Coast Ranges: Pozo Road, 0.9 mi E of Hi Mountain Road; N side of Garcia Mountains (Pozo Summit 7.5' Q.:). 460 Comment
  OBI34374  Poa annua Ruth E. Davis 1964-5-23 107 San Luis Obispo 1023 Mill St., San Luis Obispo Comment
  OBI8701  Plectritis macrocera Eben McMillan 1952-4-30 76 San Luis Obispo Long Valley-11 mi S, 8 mi E of Shandon Comment
  OBI30551  Plectritis macrocera Melissa Luckow 1982-5-14 870 San Luis Obispo 1.9 mi SE of Avenales Guard Station on San Jose-Avenales Rd Comment
  UCR163612  Plectritis ciliosa subsp. insignis George K. Helmkamp, E. A. Helmkamp 2005-3-30 9272 San Luis Obispo Outer South Coast Ranges, La Panza Range along Calif. Highway 58 in Calf Canyon, 3.0 mi NE of Santa Margarita 335 Comment
  SEINET7063637  Plectritis ciliosa subsp. insignis A. G. Vestal 1947-4-13 s.n. San Luis Obispo North of Huasna in Long Canyon. UTM Zone 10, 739044mE, 3892872mN. (WGS84/NAD83). 323 Comment
  CAS-BOT-BC92001  Platystemon californicus Rev. R. W. Summers 1882-3-17 20 San Luis Obispo San Luis Obispo Valley. Comment
  CAS-BOT-BC92004  Platystemon californicus Geo. B. Grant 1903-4-30 s.n. San Luis Obispo Shandon. Comment
  OBI35753  Plantago major Allison Berry 1984-5-4 151 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1. At base of S slope of foothill closest to hwy 1 Comment
  OBI36848  Plantago major Eric Wise 1981-7-26 948 San Luis Obispo Poly Cyn [Cal Poly campus] Comment
  OBI82598  Plantago coronopus David J. Keil 2015-8-10 33341 San Luis Obispo Avila Beach 5 Comment
  OBI70269  Plagiobothrys undulatus David J. Keil 1991-5-18 21539 San Luis Obispo C.T. ranch on E and N outskirts of Cambria 100 Comment
  SBBG107628  Plagiobothrys uncinatus C. B. Hardham 1960-4-26 6917 San Luis Obispo Franklin Crk, W of Adelaida Comment
  OBI20607  Plagiobothrys trachycarpus Robert F. Hoover 1947-5-4 7123 San Luis Obispo Cambria Comment
  OBI44825  Plagiobothrys tenellus David J. Keil 1985-3-31 18514 San Luis Obispo Calf Cyn area along Calif rte 58, halfway between Park Hill Rd and hwy 229 Comment
  UC1392861  Plagiobothrys shastensis R. F. Hoover 1968-4-6 11003 San Luis Obispo on La Panza road 18 mi e Creston Comment
  OBI34348  Plagiobothrys nothofulvus Roger Gambs 1981-4-3 s.n. San Luis Obispo Camp Roberts Military Bse. T25S, R11E, sec 18. 7 mi E of San Miguel on N side of Nacimiento River Comment
  CAS-BOT-BC228230  Plagiobothrys hispidulus R. W. S. No date on label s.n. San Luis Obispo Unspecified Comment
  OBI63004  Plagiobothrys fulvus D. R. Miller 1996-4-14 496 -618 San Luis Obispo Pine Mt. Region. Next to rd on Tobacco Ridge Rd above Hearst Pond Tobacco Crk drainage 811 Comment
  SEINET7073760  Plagiobothrys fulvus A. G. Vestal 1955-4-19 s.n. San Luis Obispo Serpentine opposite Cuesta Gabe [grade?] (Route 101). UTM Zone 10, 715650mE, 3913626mN. Coordinate datum: NAD27. Comment
  OBI77635  Plagiobothrys collinus var. fulvescens David J. Keil 1998-4-9 26659 San Luis Obispo USFS trailhead area on Hwy 166 NE of Tepesquet Canyon Rd. Comment
  OBI20894  Plagiobothrys canescens Eben McMillan 1952-4-30 75 San Luis Obispo Commatta Crk, 13 mi S 4 mi E Shandon Comment
  SEINET7063199  Plagiobothrys canescens A. G. Vestal 1963-5-15 s.n. San Luis Obispo Ernest Ranch Gate. South of Route 41 [presently Route 46] and east of Paso Robles. UTM Zone 10, 710144mE, 3944489mN. (WGS84/NAD83). 244 Comment
  RSA8258  Plagiobothrys canescens I. L. Wiggins 1932-3-21 5811 San Luis Obispo Bitterwater Valley, between Cholame and Annette. Comment
  OBI77785  Plagiobothrys bracteatus David J. Keil 1998-5-6 27082 San Luis Obispo 1 mi N of Hwy 46 along Buena Vista Dr. Comment
  UC1873068  Plagiobothrys acanthocarpus David Keil 2001-3-28 29224 San Luis Obispo SE of Cholame along Davis Road, 1 mi SE of California Water Project pipeline corridor. 377 Comment
  SEINET12275834  Plagiobothrys acanthocarpus L. S. Rose 1937-1 37027 San Luis Obispo Cholame 351 Comment
  UC2027098  Plagiobothrys acanthocarpus Greg Wilvert 2005-4-5 124 San Luis Obispo Southeast Half of Caliente Range: 1.5 km S of Soda Lake Road along Padrones Canyon Road Comment
  UC2013265  Plagiobothrys acanthocarpus David Keil with Kathleen A. Keil 1998-4-18 26810 San Luis Obispo Area around Shell Creek both N and S of Shell Creek Road; 1/2 mile from Highway 58. Comment
  UCR161285  Pityrogramma triangularis var. triangularis George K. Helmkamp, E. A. Helmkamp 2005-3-8 9044 San Luis Obispo Central Coast Hills, Prefumo Canyon, north side of Irish Hills. 1.1 mi SW of Los Osos Valley Road along Prefumo Canyon Road 98 Comment
  OBI56430  Pittosporum undulatum David J. Keil 2000-2-5 28421 San Luis Obispo Cambria. Vicinity of Cambria Community Service District work yard. along Rodeo Grounds Road. Comment
  OBI58427  Piptatherum miliaceum Austin P. Griffiths, Gaylord Jones, T. Gaskin, G. Ruggerone 1984-1-15 s.n. San Luis Obispo South Coast Ranges. Township/Range: t30S, R32W, Sect 31 BM: M. Along roadsides midway on Fraser Cyn rd E of Pozo Summit 762 Comment
  OBI62701  Piperia michaelii Jason Dart 2003-6-1 D 133 San Luis Obispo Santa Margarita Ranch, 0.9 mi S of the intersection of Pozo rd and hwy 58 E 396 Comment
  UCSC008300  Piperia elegans Randall Morgan 1993-6-29 2244 -P San Luis Obispo San Luis Obispo (South of Montana de Oro) Comment
  UCR246624  Pinus sabiniana Beth Waterbury 1983-4-9 072 San Luis Obispo State Hwy 58, 3.5 mi east of Santa Margarita at junction of Salinas River bridge 301 Comment
  POM211533  Pinus radiata C. B. Wolf 1931-8-15 2314 San Luis Obispo Cambria, 0.25 mile from ocean 46 Comment
  UC1303120  Pinus coulteri Ira L. Wiggins 1932-3-22 5833 San Luis Obispo steep ridge above lower part Cuesta Grade 487 Comment
  OBI7590  Pinus attenuata W. Kent Allender 1962-12-17 s.n. San Luis Obispo Collected in burn area, Cuesta Summit N of US 101, San Luis Obispo Comment
  SBBG94112  Pinus attenuata T. J. Ayers, S. A. Junak, D. Shaw -May-1989 721 San Luis Obispo 2.2 mi E of US Hwy 101 at Cuesta Pass on E Cuesta Ridge Rd 624 Comment
  OBI10124  Physocarpus capitatus Robert F. Hoover 1969-5-20 11318 San Luis Obispo Santa Lucia Range. Upper las Tablas Crk Comment
  JEPS114098  Phyla nodiflora var. nodiflora J. Olson 2000-6-27 San Luis Obispo Camp Roberts. SE corner of vernal pool exclosure containing LCTA plot 130, next to northeast side of Perimeter Road, 0.1 mile toward Poop Out Road. Comment
  OBI8677  Phyla nodiflora Robert F. Hoover 1966-9-12 9993 San Luis Obispo Nipomo Crk SE of Nipomo Comment
  OBI72781  Phyla nodiflora D. R. Miller 2009-6-10 609 .891 San Luis Obispo Rocky Butte/Pine Mt Region. In prox. To house. Wrides 'Ridge Top' Pico Crk drainage 914 Comment
  OBI30125  Phyla nodiflora Melissa Luckow 1982-6-24 902 San Luis Obispo Cambria, jctn of hwy 1 and rd to Black Mt, SE corner of rd. EIR vouchers Comment
  OBI65274  Phragmites australis D. R. Miller 2004-9-10 904 .778 San Luis Obispo Pine Mt Region. At Hearst Spring on Little Pine Mtn, above Will Hearst's rd in to his property, Marmolejo crk drainage 823 Comment
  OBI65748  Phoradendron serotinum subsp. tomentosum D. R. Miller 1994-11-18 1194 -545 San Luis Obispo Pine Mt Region along roadside down from Ridge rd, Coles Rd in Marmalejo Crk drainage Comment
  LA105636  Phoradendron leucarpum subsp. tomentosum Barry A. Prigge; 1989-7-3 9021 San Luis Obispo Santa Lucia Mountains, San Bernardo Creek, 3.1 mi N of St Hwy 1 on San Bernardo Creek Rd; ca 5 air mi E of Morro Bay 134 Comment
  UC54859  Pholistoma auritum Mrs. R. W. Summers april 1882 San Luis Obispo San Luis Obispo Mt. Comment
  OBI53500  Pholisma arenarium Arthur W. Hazebrook 1991-6-6 97 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  UC1039625  Pholisma arenarium Herbert L. Mason 1941-7-1 12469 San Luis Obispo sand hills s Oceano Comment
  SBBG18436  Pholisma arenarium M. A. Piehl 1963-8-4 San Luis Obispo stabilized dunes of Oso Flaco Lake Comment
  OBI22097  Phalaris lemmonii Robert F. Hoover 1947-3-29 6788 San Luis Obispo Creston (1 mi from, on Shandon Rd) Comment
  OBI43325  Phalaris coerulescens Eric Wise 1982-4-29 1411 San Luis Obispo Shepperd's Reservoir, Cal Poly Comment
  UCD88551  Phalaris californica A. A. Beetle 1945-3-29 3973 San Luis Obispo San Luis Obispo County: Near Cayucos. Comment
  OBI56437  Phalaris californica David J. Keil 1999-6-22 s.n. San Luis Obispo Montana de Oro STate Park. Trl from Horse Camp to Manzanita trl Comment
  CAS-BOT-BC258991  Phalaris californica W. A. Silveus 1938-6-25 3681 San Luis Obispo Above Cambria Pines Comment
  OBI22090  Phalaris aquatica Robert F. Hoover 1964-6-5 8913 San Luis Obispo Ridge SE of Cuesta Pass Comment
  UC1401347  Phalaris angusta D. B. Dunn June, 1955 11876 San Luis Obispo behind the Biological Science Bldg. California Poly. Campus Comment
  UC24471  Phacelia tanacetifolia Mrs. Blochman 1893-1 San Luis Obispo San Luis Obispo Comment
  OBI54276  Phacelia tanacetifolia George Butterworth 1995-4-27 43 San Luis Obispo Carrizo Plain Natural Area. T32S, R20E, S30, NE Qtr Comment
  UCR160146  Phacelia ramosissima var. ramosissima George K. Helmkamp, E. A. Helmkamp 2005-6-9 9573 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 7.8 miles northeast of Huasna Townsite Road 338 Comment
  OBI58027  Phacelia ramosissima David J. Keil, with V. L. Holland 1992-5-28 23163 San Luis Obispo Between San Luis Obispo and Arroyo Grande along Highway 227. Montecito Ridge area. Comment
  OBI36154  Phacelia ramosissima Walter F. Chesebro 1978-5-2 40 San Luis Obispo Near Montana de Oro State Park Comment
  HSC13725  Phacelia nemoralis Lincoln Constance, Robert F. Hoover 1950-6-20 3348 San Luis Obispo Paso Robles Creek 5.5 mi. W of Templeton Cayucos Rd. 305 Comment
  OBI6927  Phacelia imbricata Keith McConnelly 1975-5-9 131 San Luis Obispo Cerro San Luis Obispo Peak. NE slope; 1 mi W of San Luis Obispo Comment
  SBBG120339  Phacelia fremontii C. F. Smith 1992-4-10 12297 San Luis Obispo rd to Caliente Pk, ca. 5.8 mi above Russell Ranch gate Comment
  OBI2188  Phacelia fremontii Eben McMillan 1952-3-23 14 San Luis Obispo Red Eagle Mine. Wilson Corner. 12 mi S of Shandon Comment
  SFV16342  Phacelia fremontii P. M. Schiffman 1993-3-19 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area. Along Soda Lake Road, 2.3 miles northwest of intersection with dirt road leading to Painted Rock and Education Center. 585 Comment
  UCSB15347  Phacelia douglasii Breedlove, Dennis 1962-4-1 San Luis Obispo Nipomo Plain, on U.S. 101, 2.3 miles north of Santa Maria River 91 Comment
  RSA426107  Phacelia douglasii Paul C. Silva 1947-3-30 1209 San Luis Obispo 4 miles east of Cuyama Post Office, Cuyama Valley. Comment
  UCSB58764  Phacelia douglasii Thorne, Robert; Everett, P. 1963-4-18 San Luis Obispo Ca. 4 miles S of Cholame 487 Comment
  SBBG65159  Phacelia douglasii C. B. Hardham 1958-5-5 3180 San Luis Obispo Atascadero Comment
  OBI13814  Phacelia distans Jesse Arnold 1964-2-23 17 San Luis Obispo 1.5 mi SW of Los Osos, just off dirt rd leading to sand dunes Comment
  UC310639  Phacelia distans Philip A. Munz 1926-4-9 10243 San Luis Obispo Morro Comment
  OBI5386  Phacelia distans Robert J. Rodin 1956-5-20 6056 San Luis Obispo S end of Morro Bay Comment
  OBI13840  Phacelia ciliata var. ciliata Robert F. Hoover 1962-4-1 8546 San Luis Obispo 1 mi S of Nipomo Comment
  RSA614980  Phacelia ciliata George K. Helmkamp, E. A. Helmkamp 1998-4-8 3230 San Luis Obispo Soda Lake Road, 6.6 miles NW of junction with CA highway 33 (roughly W of Maricopa) 671 Comment
  SBBG107320  Phacelia cicutaria var. hispida C. B. Hardham 1971-4-24 18046 San Luis Obispo McChesney Pk, pass between Salinas and Cuyama Comment
  OBI13850  Phacelia brachyloba Robert F. Hoover 1947-3-30 6811 San Luis Obispo Jctn of Morano Crk with Salinas River Comment
  OBI13847  Phacelia brachyloba Robert F. Hoover 1947-4-26 7081 San Luis Obispo Parkhill district Comment
  UC1069277  Phacelia brachyloba H. C. Lee 1937-6-7 1050 San Luis Obispo 4 mi se Huerhuero School (Plot 193); Pozo Quadrangle Comment
  OBI42959  Phacelia Jan Johnson, Melissa Boggs 1986-5-11 29 San Luis Obispo Los Padres NF. East Cuesta Ridge about 12 mi N of San Luis Obispo, off hwy 101 Comment
  SBBG95377  Persicaria punctata C. F. Smith 1965-11-7 9123 San Luis Obispo W of Oso Flaco Lake, N of Guadalupe Comment
  OBI73568  Persicaria punctata David J. Keil 2010-8-30 30927 San Luis Obispo San Luis Obispo. Cerro San Luis Obispo Open Space. Lemon Grove loop trail 140 Comment
  OBI36829  Persicaria punctata Eric Wise 1981-6-15 624 San Luis Obispo Turri Rd, 1 mi E of S Bay Blvd Comment
  UC174093  Perideridia oregana E. Palmer, M. D. June 1876 156 San Luis Obispo n San Luis Obispo; Coast Range Comment
  OBI56507  Perideridia gairdneri subsp. gairdneri D. R. Miller 1991-8-2 891 -1 San Luis Obispo Above Hearst Pond on Tobacco Ridge rd 884 Comment
  SBBG104298  Pentagramma triangularis subsp. triangularis M. D. Proctor, E. A. Young 1993-3-19 ROB 250 San Luis Obispo 0.5 km E of Sat Com on E Perimeter Rd; Camp Roberts Comment
  HSC91644  Pentagramma triangularis Susan H. Bicknell 1988-11-22 San Luis Obispo Motana de Oro Comment
  SBBG117907  Pentachaeta exilis subsp. exilis M. Wetherwax, E. Painter 2003-4-2 CR 420 San Luis Obispo S side of Boy Scout Rd, ca. midway between Boy Scout Ford and Twin Bridges; Camp Roberts 203 Comment
  RSA285696  Penstemon heterophyllus subsp. heterophyllus D. C. Michener, Walter Wisura, John Dourley, D. Charlton 1982-7-22 4076 San Luis Obispo Above Cypress Mountain Road at Buena Vista Mine, ca 4 miles southeast of jct with Klau Mine Road. Coast Ranges. Comment
  UCR160576  Penstemon centranthifolius George K. Helmkamp, E. A. Helmkamp 2005-6-12 9650 San Luis Obispo Central Coast Range, along Calif. Hwy 58 (Carrizo Hwy), 22.2 miles east of Santa Margarita; near Camatta Creek 552 Comment
  OBI75481  Pellaea mucronata Jenner Whitt 2003-4-3 16 San Luis Obispo Chaparral burn on hwy 58 1 mi E of jctn 229. Burned Jul 2002 400 Comment
  UCR160383  Pellaea andromedifolia George K. Helmkamp, E. A. Helmkamp 2005-6-9 9619 San Luis Obispo Central Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 9.6 miles NE of Huasna Townsite Road 378 Comment
  CAS-BOT-BC69247  Pellaea andromedifolia R. F. Hoover 1964-6-13 9104 San Luis Obispo San Bernardo Creek east of Morro Bay Comment
  SBBG34891  Pedicularis densiflora Mrs. R. W. Summers -May-1889 San Luis Obispo by a spring, hill near San Luis Obispo Comment
  OBI9317  Pedicularis densiflora A. Ahmad 1963-4-24 36 San Luis Obispo Nipomo Comment
  SBBG93588  Pedicularis densiflora S. A. Junak, T. Ayers 1989-4-12 3939 San Luis Obispo dirt rd N of USFS Rd 29S11.3, ca. 0.2 mi E of W boundary sign of the Cuesta Ridge Botanical Area, ca. 5 mi W of Hwy 101 804 Comment
  OBI83662  Pectocarya setosa George Butterworth 2017-4-16 1014 San Luis Obispo Chimineas Ecol. Reserve. Black Chin Rd. 975 Comment
  OBI79318  Pectocarya pusilla David J. Keil, with Matt Ritter, D. R. Miller, David & Linda Chipping, Brett Hall, Steve McCabe, and Jenn Yost 2013-5-7 31713 San Luis Obispo Along upper slopes of Santa Lucia Mountains along Rocky Butte Truck Trail from San Simeon Creek Road to Pine Mountain Area Comment
  SBBG28846  Pectocarya penicillata I. W. Clokey, C. B. Clokey 1937-4-13 5829 San Luis Obispo SE corner San Luis Obispo Co 800 Comment
  OBI54173  Pectocarya penicillata David J. Keil, Kathleen Keil 1995-4-15 24858 San Luis Obispo Shell Crk rd, ca 1/2 mi N of jctn with Calif Rte 58 Comment
  CAS-BOT-BC169744  Pectocarya anisocarpa R. F. Hoover 1966-3-30 9776 San Luis Obispo Panorama Hills near W base of Crocker Grade Comment
  CDA2127  Paspalum dilatatum L. Julian 2000-10-25 25 San Luis Obispo Cal Poly Logging Unit, Stenner Creek Road off of Hwy 1. Comment
  OBI56353  Parnassia palustris Austin P. Griffiths, Kathleen and Garylord Jones November1981 s.n. San Luis Obispo San Luis Valley, off hwy 1, Camp San Luis Obispo Comment
  UC455255 Image available Parietaria hespera var. californica I. J. Condit 1910-4-30 San Luis Obispo Oceano Comment
  UCD96004  Papaver hybridum Ernest C. Twisselmann 1962-4-29 7025 San Luis Obispo San Luis Obispo County: Choice Valley Hills; hillslope on the south-east side of Sinsheimer Flat. 632 Comment
  OBI69431  Papaver hybridum David J. Keil, with Lynne Dee (Oyler) Althouse, Dan Meade, Jason Dart, Meg Perry, and Naomi Oyler 2008-3-31 30494 San Luis Obispo Carrizo Plain north of Highway 58 off Bitterwater Road. Comment
  UCR42344  Papaver californicum David Charlton 1986-4-17 s.n. San Luis Obispo La Panza Range/Inner Coast Range, 25 miles west of county line on road from Pozo to Santa Margarita [c. 2.5 miles east of La Panza campground, based on another label from this date; not between Pozo and Santa Margarita but east of Pozo], eastern boundary of the [Los Padres] National Forest 640 Comment
  SBBG119764  Paeonia californica J. Olson 2002-4-9 San Luis Obispo ca. 0.2 mi from gate at water treatment plant, S side of rd; Camp San Luis Obispo Comment
  OBI11842  Paeonia californica Robert J. Rodin 1954-1-10 5897 San Luis Obispo See Cyn Comment
  UCD133488  Packera breweri G. F. Hrusa 1992-3-24 10359 San Luis Obispo San Luis Obispo County: along Highway 46, approx. 6 miles E of Paso Robles. Comment
  OBI56708  Packera breweri David J. Keil 1998-5-11 27209 San Luis Obispo Caliente Range, 5.3 mi from Soda Lake Rd. along Selby Rd. N-facing slope Comment
  OBI66149  Oxalis purpurea D. R. Miller, Elizabeth Appel 2001-4-8 401 /435 San Luis Obispo Cambria cemetary Comment
  OBI11852  Oxalis pilosa Robert F. Hoover 1964-6-12 9079 San Luis Obispo Rd from North Fork San Simeon Crk to Rocky Butte Comment
  OBI81011  Oxalis pes-caprae Erica Claybrook, Elaina Brown, Taylor Cullum 2015-4-23 1 San Luis Obispo South Hill Open Space. Comment
  OBI80459  Oxalis pes-caprae Mary Devlin, Kylen, Marshall 2015-3-3 2 San Luis Obispo Campus of California Polytechnic State University, Poly Canyon, Poly Canyon trail roadside. Foothills of Santa Lucia Mountains on lower slopes of rolling hills and in flat, partially shaded areas. Bottom of hill slope bordering the road. 116 Comment
  RSA164375  Osmorhiza brachypoda Clare B. Hardham 1961-4-26 6931 San Luis Obispo Franklin Creek, west of Adelaida 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
  UC1123094  Osmorhiza brachypoda H. C. Lee 1936-5-11 593 San Luis Obispo 1 1/2 mi s mouth of Clapboard Canyon; Nipomo Quadrangle Comment
  SBBG5238  Osmorhiza brachypoda C. B. Hardham 1957-4-1 1636 San Luis Obispo Cypress Mtn Comment
  OBI72310  Osmorhiza brachypoda Anthony Baniaga, Theo Fitanides 2010-5-2 160 San Luis Obispo Tierra Redonda BLM ACEC 386 Comment
  OBI25005  Osmorhiza brachypoda David J. Keil, Dirk Walters 1980-4-26 13889 San Luis Obispo Along Town Crk near Lime Mtn Mine, W of Paso Robles Comment
  UC2013215  Osmorhiza berteroi David Keil with Art Webster 1984-4-29 18174 San Luis Obispo In canyon bottom of Lopez Wilderness Area. Comment
  POM90478  Orthocarpus purpurascens Philip A. Munz, D. D. Keck 1926-4-9 10241 San Luis Obispo Morro. 15 Comment
  UC27857  Orobanche parishii Alice King May 1895 San Luis Obispo Arroyo Grande Comment
  UC615095  Orobanche fasciculata Beryl O. Schreiber 1934-4-1 1087 San Luis Obispo Road to Santa Margarita from Pozo. Comment
  OBI56500  Orobanche californica subsp. jepsonii D. R. Miller 1991-7-16 791 -10 San Luis Obispo Along ridge rd on E slope of Pine Mtn (across and up from Ridge Gate) 914 Comment
  OBI2647  Orobanche californica subsp. grandis Robert F. Hoover 1967-9-15 10870 San Luis Obispo Dunes S of Oso Flaco Lake Comment
  OBI76898  Orobanche californica subsp. californica D. R. Miller 2012-7-8 712 .1026 San Luis Obispo On ocean bluffs, 1.8 mi N of Arroyo de la Cruz bridge, Hwy 1 Comment
  OBI7722  Opuntia ficus-indica Malcolm G. McLeod 1973-11-17 1255 b San Luis Obispo Corner of Viewmont and Sunset, Hospital hill, SLO. Along water course about 40m E of MGM #1265 Comment
  UC1776800  Ononis alopecuroides G. F. Hrusa, G. Perez, J. Parks 1998-7-21 14732 d San Luis Obispo Central California; Colony covering approximately 0.1 ha. in 0.4 ha. partially irrigated pasture 375 Comment
  CDA21031  Ononis alopecuroides G. F. Hrusa, G. Perez, J. Parks 1998-7-21 14732 f San Luis Obispo Central California; 9975 Temettate Dr. off Suey Ck. Rd. approx. 15 mi. E Santa Maria, Nipomo. Comment
  OBI77025  Olea europaea Danielle DeRome 1994-11-18 1118946 San Luis Obispo Along Poly Cyn rd and the Transportation Yard Comment
  OBI11974  Oenothera elata subsp. hookeri Barrett Anderson 1973-8-7 378 San Luis Obispo S end of Morro Bay near Sharks Inlet Comment
  UCSB52775  Oenothera deltoides subsp. cognata Smith, Clifton 1952-4-30 San Luis Obispo Sandy Cannnatti Canyon southeast of Shandon Comment
  OBI12019  Oenothera californica Robert F. Hoover 1947-4-26 7100 San Luis Obispo 6 mi E of Creston on La Panza Rd Comment
  SBBG44763  Oenanthe sarmentosa L. W. Edge 1972-5-10 182 San Luis Obispo Turri Rd, S of Morro Bay Comment
  OBI37369  Oenanthe sarmentosa Eric Wise 1981-5-14 307 San Luis Obispo Sweet Springs Marsh. NW of 4th & Ramona, Los Osos Comment
  OBI31947  Oenanthe sarmentosa David J. Keil, Eric Wise 1981-5-25 14792 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  CAS-BOT-BC140418  Oemleria cerasiformis H. E. McMinn 1923-6-21 1166 San Luis Obispo Cuesta Grade Comment
  UC1128083  Oemleria cerasiformis B. Bolt 1936-4-21 678 San Luis Obispo 3.75 mi ne mouth of Smith Creek; Santa Barbara National Forest, Cayucos Quad. 274 Comment
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Jul 6 2008
  UC1128066  Oemleria cerasiformis B. Bolt 1936-2-3 563 San Luis Obispo 1 mi sse Sycamore Canyon; San Luis Obispo Quad. 182 Comment
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Apr 21 2015
  SBBG112478  Oemleria cerasiformis D. Keil 1985-3-26 18473 San Luis Obispo Lodge Hill subdivision area of Cambria Comment
  UC455544  Nuttallanthus texanus I. J. Condit 1910-4-30 San Luis Obispo along S.R.R.R. between [El Pizmo] and Oceano Comment
  OBI72344  Nuttallanthus texanus Anthony Baniaga 2010-5-15 183 San Luis Obispo Black Lake Cyn; Choin property 49 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
  CAS-BOT-BC400110  Nuphar polysepala Alice Eastwood 1927-4-9 14351 San Luis Obispo Black Lake Comment
  CAS-BOT-BC400108  Nuphar polysepala Roxana S. Ferris 1929-4-15 8028 San Luis Obispo Between Oceano and Callender Comment
  OBI14331  Notholithocarpus densiflorus var. densiflorus Robert J. Rodin 1962-5-8 6861 San Luis Obispo On ridge 4 mi SE of Cuesta Summit on Hwy 101, San luis Obispo Comment
  OBI62448  Nicotiana quadrivalvis Bernard Miossi 1939-8-2 139 San Luis Obispo in bed of Salinas River, 6 mi N of Santa Margarita 274 Comment
  OBI17905  Nicotiana glauca David J. Keil, Eric Wise 1983-8-30 17905 San Luis Obispo Black Lake cyn, S of Arroyo Grande Comment
  CAS-BOT-BC231699  Nicotiana glauca Ernest C. Twisselmann 1955-10-19 2466 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch, eastern San Luis Obispo County 670 Comment
  RSA216717  Nicotiana bigelovii Robert F. Hoover 1969-7-13 11459 San Luis Obispo 2 mi S of Atascadero. Comment
  SBBG12668  Nicotiana acuminata var. multiflora C. B. Hardham 1960-9-21 6585 San Luis Obispo Creston Rd, Paso Robles City limits Comment
  UC76179  Nicotiana Miss M. Alice King May 1885 San Luis Obispo Arroyo Grande Comment
  SBBG6139  Nemophila parviflora C. B. Hardham 1957-3-31 1599 San Luis Obispo Tierra Redonda Comment
  POM249048  Nemophila menziesii var. menziesii Lincoln Constance 1938-4-10 2086 San Luis Obispo In ravine at north edge of Paso Robles, Salinas River Valley. 198 Comment
  OBI58342  Nemophila menziesii var. menziesii David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27420 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  SEINET5521011  Nemophila menziesii R. W. Summers 1882-1 s.n. San Luis Obispo Morrs Bay Comment
  UC72015  Nemophila menziesii Miss M. Alice King April, 1895 San Luis Obispo Arroyo Grande Comment
  UC2027001  Nemophila menziesii Greg Wilvert 2005-3-24 34 San Luis Obispo Southeast Half of the Caliente Range. Approx. 1.6km NNW of Wells Canyon Comment
  OBI54165  Nemophila menziesii David J. Keil, Kathleen Keil 1995-4-15 24850 San Luis Obispo Shell Crk, ca 1/2 mi N of jctn with Calif rte 58 Comment
  SEINET10461005  Nemacladus secundiflorus Barbara J. Ertter 1980-5-15 Ertter 3403 San Luis Obispo South side Highway 58, 0.6 miles east of San Juan Creek, Syncline Hill grade west of Carrizo Plain 549 Comment
  OBI54867  Nemacladus ramosissimus David J. Keil 1997-4-18 26205 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
  UC1023813  Navarretia squarrosa R. F. Hoover 1946-9-22 6451 San Luis Obispo Cambria Comment
  JEPS99398  Navarretia mitracarpa Clare B. Hardham 1964-6-25 12062 San Luis Obispo E of Santa Margarita (Rinconada Mine) Comment
  CAS-BOT-BC230447  Navarretia mitracarpa Ernest C. Twisselmann 1953-7-23 397 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hardenburgh Place, near the head of Gillis Canyon 548 Comment
  OBI56494  Navarretia mitracarpa D. R. Miller 1991-5-29 591 -11 San Luis Obispo Along the E slope of Pine Mtn 914 Comment
  OBI69333  Navarretia hamata subsp. leptantha John Knapp, Denise Knapp 2003-5-10 61 San Luis Obispo Catalina Island, burned southeast-facing slope 5 degrees 396 Comment
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Aug 24 2020
  UCR160571  Navarretia hamata George K. Helmkamp, E. A. Helmkamp 2005-6-7 9552 San Luis Obispo Outer South Coast Ranges, along Arroyo Grande to Huasna Road [beyond Huasna], 2.1 miles ENE of Huasna Township Road 253 Comment
  OBI83463  Navarretia atractyloides David J. Keil 1998-4-13 26959 San Luis Obispo Los Padres National Forest. Just north of Cuyama River on hills near Rock Front Ranch. ORV trailhead. Comment
  SBBG18791  Navarretia atractyloides C. B. Hardham 1961-4-26 6906 San Luis Obispo Franklin Crk, Adelaida Comment
  OBI42770  Nasturtium officinale David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15954 San Luis Obispo 2.9 mi E of jctn with Santa Rosa Crk rd along dirt rd up Cypress Mtn along Steiner crk Comment
  CAS-BOT-BC60482  Nasturtium officinale Ernest C. Twisselmann 1954-6-27 1405 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Mariannas Spring, Temblor Mountains. 853 Comment
  OBI17692  Nasturtium officinale Dave Imper 1977-4-7 109 San Luis Obispo Price Canyon Tarsands Project. Project location 1 mi SW of hwy 227 on Price Canyon rd 76 Comment
  OBI36934  Nasturtium gambelii Eric Wise 1982-7-2 1604 San Luis Obispo Oso Flaco Lake Comment
  OBI15138  Nasturtium gambelii Robert F. Hoover 1949-5-24 7725 San Luis Obispo Oceano Beach Comment
  SEINET8754023 Image available Nassella pulchra Richard R. Halse 2015-1 9348 San Luis Obispo Santa Lucia Range; along Santa Rosa Creek Road 2 miles northwest of its junction with State Hwy. 46; east of Cambria 435 Comment
  CAS-BOT-BC260209  Nassella pulchra Ira L. Wiggins 1929-4-16 3649 San Luis Obispo 8 miles N of Cayucos Comment
  UC791009  Nassella lepida G. L. Stebbins Jr. and R. M. Love 1941-3-23 3070 San Luis Obispo ne-facing slope 4 mi n San Luis Obispo (near foot of grade); Cuesta Grade Comment
  JEPS99302  Nassella lepida Clare B. Hardham 1960-4-16 5608 San Luis Obispo Cypress Mountain, NE side Santa Lucia Mountains (along Delaganna Creek) Comment
  CAS-BOT-BC260014  Nassella lepida Clare B. Hardham 1961-5-26 7264 San Luis Obispo Santa Lucia Mountains. Adelaida, Lime Mountain Comment
  SBBG112795  Nassella lepida C. B. Hardham 1957-5-4 1820 San Luis Obispo Oak Flat Comment
  CAS-BOT-BC260012  Nassella lepida Alice Eastwood; John Thomas Howell 1936-5-8 2307 San Luis Obispo La Panza Mountains Comment
  CAS-BOT-BC259856  Nassella cernua Marcus E. Jones 1882-5-6 3233 San Luis Obispo San Luis Obispo Comment
  OBI43472  Najas marina Eric Wise 1981-10-23 1373 San Luis Obispo Tepesquet Vinyard Ponds 4-6 mi S of Shandon on San Juan rd Comment
  SBBG94422  Myriopteris covillei R. J. Rodin 1965-3-28 7126 San Luis Obispo near San Juan Crk, La Panza range, E of Pozo Comment
  OBI79370  Myriopteris covillei David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31654 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. 430 Comment
  CAS-BOT-BC101758  Myrica californica Ira L. Wiggins 1929-4-16 3662 San Luis Obispo Grade 6 miles above [Moro] Morro on Atascadero Road Comment
  OBI21716  Myosurus minimus subsp. apus David J. Keil 1979-4-8 13038 San Luis Obispo 5 mi S of Calif valley along Soda Lake Rd 579 Comment
  OBI10595  Myosurus minimus subsp. apus Robert F. Hoover 1967-4-8 10384 San Luis Obispo Carrizo plain near N end of Soda Lake Comment
  OBI58612  Myosurus minimus David J. Keil 1998-6-5 27621 San Luis Obispo Carrizo Plain. California Valley. Brentwood Trail and Soda Lake Rd. Comment
  OBI12285  Myoporum laetum Jack M. Farrell 1955-2-21 16 San Luis Obispo Cal Poly campus, San Luis Obispo Comment
  OBI22034  Muhlenbergia utilis Robert F. Hoover 1966-10-1 10102 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Crk Comment
  OBI75009  Muhlenbergia microsperma David J. Keil 1988-3-19 20414 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
  OBI81042  Mucronea perfoliata Jason Dart, A. Weichert, G. Hind 2010-5-19 424 -H40 San Luis Obispo Hind River Ranch, east side of Salinas River, near the south end of Crescent Lake, approximately 1.5 miles east of the intersection of Highway 58 and Pozo Road 323 Comment
  CAS-BOT-BC415987  Mucronea perfoliata R. F. Hoover 1946-6-16 6174 San Luis Obispo West edge of Carrizo Plai, at top of grade leading from San Juan River Comment
  CAS-BOT-BC415974  Mucronea perfoliata Alice Eastwood 1902-6-14 s.n. San Luis Obispo La Panza, near the boundary between Santa Barbara and San Luis Obispo Counties Comment
  CAS-BOT-BC410172  Mucronea perfoliata Clare B. Hardham 1956-5-26 768 San Luis Obispo Black Mountain, North side Comment
  SEINET11929233  Mucronea californica E. A. Purer 1933-1 5088 San Luis Obispo five mi northwest of Guadalupe Comment
  OBI53056  Mucronea californica David J. Keil, Randi McCormick 1995-5-9 25057 San Luis Obispo San Luis Range. San Luis Bay Estates. Area proposed for housing development Comment
  UC1735936  Mucronea californica Dean W. Taylor 1994-6-16 14393 San Luis Obispo Nipomo Mesa (ca. 2 air mi WNW of Highway 101 at Nipomo); vacant lots of partially developed subdivision along Willow Road 0.2 mi N of junction with Pomeroy Road (opposite 1111 Willow Rd.) 112 Comment
  OBI28762  Mucronea californica Melissa Luckow 1981-4-18 668 San Luis Obispo Shell Creek Rd, 2 mi from jctn with hwy 58 Comment
  JEPS57627  Mucronea californica Mrs. R. W. Summers San Luis Obispo San Luis Obispo Comment
  OBI30385  Morella californica Robert J. Rodin 1972-3-29 8607 San Luis Obispo Near effluent of Oso Flaco in the Nipomo Dunes Comment
  CAS-BOT-BC349688  Monolopia stricta R. F. Hoover 1952-4-1 8063 San Luis Obispo Soda Lake, Carrizo Plain Comment
  UC1750137  Monolopia lanceolata David Keil 1998-4-20 26829 San Luis Obispo W of Paso Robles (Nacimiento Lake Drive, 1.3 mi W of jct with San Marcos Rd., 7 road mi W of jct with US 101) Comment
  RSA201736  Monolopia lanceolata Robert F. Hoover 1950-4-2 7783 San Luis Obispo W branch of Fernandez Creek just above La Panza-Creston Rd. Comment
  POM97308  Monolopia lanceolata P. A. Munz 1926-4-8 10183 San Luis Obispo 35 miles east of Paso Robles Comment
  OBI25921  Monolopia lanceolata Malcolm McLeod, Burdetts, Joneses, McLeod 1981-4-5 1376 San Luis Obispo 21 mi NW of Paso Robles on Interlake Rd at E entrance to Bee rock Cyn Comment
  CAS-BOT-BC349562  Monolopia lanceolata David D. Keck 1933-5-4 2168 San Luis Obispo West side of Cottonwood Grade, headwaters of Estrella River Comment
  CAS-BOT-BC349539  Monolopia lanceolata R. F. Hoover 1949-4-2 7582 San Luis Obispo 7 mi. N.E. of Creston on road to Shandon Comment
  CAS-BOT-BC349440  Monolopia lanceolata Eben McMillan 1951-3-10 s.n. San Luis Obispo Wreden Ranch, junction of San Luis Obispo County and Kern County, overlooking San Joaquin Valley 762 Comment
  RSA126758  Monolopia lanceolata A. Lewis 1932-3-12 45 San Luis Obispo San Miguel 244 Comment
  OBI18715  Monolopia lanceolata Robert F. Hoover 1952-4-8 8077 San Luis Obispo La Panza District Comment
  CAS-BOT-BC349545  Monolopia lanceolata R. F. Hoover 1966-3-30 9748 San Luis Obispo West edge of Carrizo Plain west of Simmler Comment
  CAS-BOT-BC349543  Monolopia lanceolata R. F. Hoover 1948-5-2 7509 San Luis Obispo La Panza district Comment
  CAS-BOT-BC209530  Monolopia congdonii James R. Shevock; Jack Zaninovich 1983-3-30 10213 San Luis Obispo South Coast Ranges. Carrizo Plain, San Andreas Rift Zone between the Caliente and Temblor Ranges. Along Elkhorn Road, east side of Plain, 12.8 miles northwest from California highway 33/166 800 Comment
  RSA201652  Monolepis nuttalliana Robert F. Hoover 1952-4-8 8088 San Luis Obispo West base of Temblor Range near road to McKittrick. Comment
  SBBG85388  Monardella villosa var. obispoensis C. B. Hardham 1962-6-22 10348 San Luis Obispo W of Cantinas Crk along the Nacimiento Comment
  OBI13601  Monardella villosa subsp. obispoensis W. Kent Allender 1962-12-17 s.n. San Luis Obispo Near Cuesta Summit Trl, Santa Lucia Range, San Luis Obispo Comment
  UCR248182  Monardella villosa subsp. obispoensis David J. Keil 1998-8-26 23048 San Luis Obispo Los Padres National Forest. 2.2 road mi northwest of Rock Front Ranch turnoff from Hwy 166 along Branch Creek Road Comment
  UCR103982  Monardella villosa subsp. obispoensis George K. Helmkamp 1997-6-21 2065 San Luis Obispo Central Coast, Questa Ridge north of San Luis Obispo and 0.4 mi west of radio towers 854 Comment
  CAS-BOT-BC220304  Monardella undulata subsp. undulata Lewis S. Rose 1950-5-13 50126 San Luis Obispo Oso Flaco Lake region Comment
  CAS-BOT-BC220302  Monardella undulata subsp. undulata Edith A. Purer 1933-7-20 5097 San Luis Obispo Five miles north of Guadalupe 1500 Comment
  SBBG46253  Monardella undulata subsp. crispa L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC220295  Monardella undulata subsp. crispa R. F. Hoover 1947-7-10 7292 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe - Arroyo Grande road Comment
  CAS-BOT-BC220293  Monardella undulata subsp. crispa R. F. Hoover 1947-7-10 7291 San Luis Obispo Short distance north of north edge of Santa Maria Valley on Guadalupe - Arroyo Grande road Comment
  RSA660615  Monardella undulata Austin P. Griffiths, B. Garner, D Laine 1980-6-21 s.n. San Luis Obispo Morro Bay Sandspit, E of S end of Morro Bau Estuary. 10 Comment
  OBI53012  Monardella palmeri Kristina Hand 1992-7-15 s.n. San Luis Obispo Ridge between Prefumo Cyn and See cyn Comment
  CAS-BOT-BC220376  Monardella palmeri Clare B. Hardham 1963-6-18 10832 San Luis Obispo Cerro Alto Comment
  SEINET10582338  Monardella frutescens A. Graff 1993-7-10 Graff 175 San Luis Obispo Big Coreopsis Hill, on stabilized dunes overlooking Little Oso Flaco Lake (opposite side than Monardella crsipa, on unstable dunes). Need permission from the Nature Conservancy to collect. Locally patchy, with Rhamnus californica, Coreopsis gigantea, Eriogonum parvifolium, Leptodactylon californicum, Lupinus chamissonis, Toxicodendron diversilobum, Pteridium aquilinum var. pubescens, Carpobrotus chilensis, Conicosia pugioniformis, Achillea millefolium, Dudleya lanceolata, Pholisma arenarium (one parasitic on Monardella frutescens), Silene lacinata spp. major. End of bloom. Comment
  CDA17957  Monardella frutescens Austin Griffiths, M. E. Griffiths 1986-5-15 s.n. San Luis Obispo Callender Dunes; Just W of PG&E Callender Switching Station, State Hwy 1, ca. 7 mi S of Oceano, Callender Dunes, easternmost vegetated ridge. 30 Comment
  OBI79586  Monardella breweri David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31595 San Luis Obispo Avenales Ranch, south of Pozo. Upper Salinas River valley along Avenales Ranch Road 480 Comment
  OBI36942  Modiola caroliniana Eric Wise 1982-6-24 1545 San Luis Obispo S shore of Laguna Lake, SLO Comment
  OBI32060  Minuartia pusilla David J. Keil 1981-4-11 14342 San Luis Obispo N of San Simeon along ridge Just S of Arroyo de la Cruz Comment
  SEINET4853157  Minuartia cismontana Unknown 1960-5-12 7429 San Luis Obispo Northern SLO County: Bee Rock Canyon: just E of Bee Rock (but 0.4 mi W of "Bee Rock" on both Tierra Redonda Mtn. '" 1949 '" and Bradley 15: '" 1919 '" USGS sheets). Comment
  UCSB18580  Mimulus guttatus Copeland, Jerry 1964-5-2 San Luis Obispo E of Lopez Canyon Road; 13 miles Highway 101; E of Arroyo Grande Comment
  OBI9434  Mimulus guttatus B. A. Smith 1966-5-11 77 San Luis Obispo About 3 mi N on See Cyn rd from Avila Beach Rd Comment
  SBBG4457  Mimulus guttatus C. B. Hardham 1958-5-2 3157 San Luis Obispo Oak Flat Comment
  OBI37674  Mimulus guttatus Eric Wise 1981-6-11 514 San Luis Obispo Little Morro Crk, Morro Bay Comment
  UC943836  Mimulus aurantiacus var. pubescens H. E. McMinn 1947-5-25 5545 San Luis Obispo ca. 9.8 mi e Santa Margarita (on road to Pozo, through gate near old shack) 396 Comment
  UC1392964  Mimulus aurantiacus var. pubescens R. F. Hoover 1969-6-3 11356 San Luis Obispo Calf Canyon Comment
  UCD122311  Mimulus aurantiacus var. grandiflorus Roman Gankin 1965-3-30 462 San Luis Obispo San Luis Obispo County: east side of Burnett Peak. Comment
  RSA271177  Mimulus aurantiacus var. aurantiacus C. W. Tilforth, Walter Wisura 1977-8-12 1425 San Luis Obispo 9.1 mi. east of Hwy 1 along Hwy 46., e of Cambria Comment
  OBI9530  Mimulus aurantiacus var. aurantiacus Robert F. Hoover 1948-6-29 7550 San Luis Obispo Near summit on road between Arroyo Grande and Huasna district Comment
  OBI80398  Mimulus aurantiacus Daniella Anthony 2015-2-1 2 San Luis Obispo Morro Bay Quarry Trail 46 Comment
  OBI70769  Mimetanthe pilosa George Butterworth 2006-7-31 638 San Luis Obispo Salinas River E of Lake Santa Margarita off River Rd 399 Comment
  POM223348  Microseris heterocarpa Alice Eastwood, John Thomas Howell 1935-3-25 2017 San Luis Obispo Cholame Comment
  UCSC000846  Microseris elegans B. Cobb 1907-1 s.n. San Luis Obispo near San Luis Obispo San Luis Obispo Comment
  UCR266648  Microseris elegans David J. Keil 1998-4-7 26585 San Luis Obispo south of Creston on Hwy 229, 1.4 mi south of Rocky Canyon Road 384 Comment
  CAS-BOT-BC349132  Microseris douglasii subsp. tenella Alice Eastwood 1935-4-19 18875 San Luis Obispo On road to Morro from San Luis Obispo Comment
  CAS-BOT-BC348908  Microseris douglasii subsp. douglasii Ernest C. Twisselmann 1954-4-29 1122 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Summit of Palo Prieta Canyon 655 Comment
  UC52178  Microseris douglasii subsp. douglasii Mrs. R. W. Summers San Luis Obispo Comment
  SBBG23649  Microseris douglasii subsp. douglasii E. C. Twisselmann 1965-4-12 10501 San Luis Obispo head of Palo Prieto Cyn 670 Comment
  SEINET11810174  Microseris bigelovii S. B. Parish, Parish, W. F. 1881-1 955 San Luis Obispo no further locality Comment
  SEINET11793955  Micropus californicus var. californicus Unknown 1936-1 12976 San Luis Obispo Cuesta Pass Comment
  UC62969  Micropus californicus var. californicus J. H. Barber 1899-4-9 San Luis Obispo near Paso Robles Comment
  SEINET7063631  Micropus californicus var. californicus A. G. Vestal 1947-4-12 s.n. San Luis Obispo About 5 miles northeast of Estrella in Hog Canyon. UTM Zone 10, 771477mE, 3960495mN. (WGS84/NAD83). 354 Comment
  SEINET7042439  Micropus californicus 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
  RSA696446  Mesembryanthemum aequilaterale Keith E. Hoffmaster 1935-7-3 678 San Luis Obispo Oceano. Comment
  SBBG69252  Mentzelia pectinata J. Hopkins 1952-4-20 San Luis Obispo hwy from McKittrick to Santa Margarita, ca. 4 mi out toward Soda Lake Comment
  UCR248186  Mentzelia micrantha David J. Keil 1987-5-6 20130 San Luis Obispo Hwy 229 c. 1/2 mi north of junction with Hwy 58 390 Comment
  UC511211  Mentzelia affinis Lyman Benson 1932-5-9 3566 San Luis Obispo Temblor Mt. Range, Upper Cuyama Valley, Santa Maria River 609 Comment
  SBBG6554  Mentha pulegium C. B. Hardham 1957-11-13 2745 San Luis Obispo Santa Rita Crk Comment
  UCR42905  Mentha X piperita David J. Keil 1977-8-23 12520 San Luis Obispo San Luis Obispo in San Luis Creek behind buildings along Higuera Street in the downtown area Comment
  SBBG104960  Melilotus indicus M. D. Proctor, E. A. Young 1993-3-17 ROB 209 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  RSA0042915  Melilotus indicus LeRoy Gross, Pam DeVries, Melinda Elster 2014-4-29 6291 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
  SEINET2444728  Melica torreyana Unknownnown 1989-4-27 1945 San Luis Obispo 0.1 mi W of sign denoting W end of the Cuesta Ridge Botanical area, along road. Comment
  OBI19024  Melica torreyana Robert F. Hoover 1947-5-14 7169 San Luis Obispo Steiner Crk ("Serrano Cyn") Comment
  SBBG93748  Melica torreyana S. A. Junak, D. Young, T. Ayers 1989-4-27 3955 San Luis Obispo USFS Rd 29S11.3, 0.1 mi W of W boundary of the Cuesta Ridge Botanical Area, 5.3 mi W of US Hwy 101 786 Comment
  OBI27048  Melica torreyana David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 14033 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI22011  Melica torreyana Robert F. Hoover 1964-4-15 8732 San Luis Obispo Ridge NW of Cuesta Pass Comment
  RSA801740  Melica imperfecta D. M. McF 1953-6-3 s.n. San Luis Obispo Dick Westerman Ranch. Arroyo Grande. Comment
  SBBG119463  Melica imperfecta D. H. Wilken 2006-5-25 16290 San Luis Obispo slopes below Rinconada Mine site, ca. 2 km W of confluence of Salsipuedes and Rinconada crks 520 Comment
  OBI32312  Melica imperfecta David J. Keil, Eric Wise 1981-5-25 14838 San Luis Obispo N of San Simeon in vicinty of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  CAS-BOT-BC281689  Melica imperfecta Alice Eastwood; John Thomas Howell 1936-5-8 2322 San Luis Obispo La Panza Mts Comment
  RSA163803  Melica geyeri Clare B. Hardham 1960-5-5 5832 San Luis Obispo Pine Mt., north of Cambria. Santa Lucia Mountains. Comment
  UC1132241  Melica californica T. M. Hendrix 1937-5-15 180 San Luis Obispo 6.75 mi ese Pozo; Los Padres National Forest, Pozo Quad. 533 Comment
  UCSB39889  Medicago sativa Shaw, J. 1982-7-1 San Luis Obispo At the intersection of Los Osos Valley Road and Descanso Street in San Luis Obispo 45 Comment
  UCR115575  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2000-4-20 5405 San Luis Obispo Central Coast, Prefumo Cyn., 1.2 mi south of Los Osos Valley Rd. 183 Comment
  RSA0039412  Medicago polymorpha LeRoy Gross, Evan Meyer 2014-4-15 6217 San Luis Obispo Started at Rinconnada Mine parking area, off west Pozo Road. Near 35.28989N 120.47503W. Ended at the mouth of Little Falls Creek that empties into Lopez Canyon., Near 35.24611N 120.48745W. Entered into the Santa Lucia Wilderness at the start of Little Falls Creek trail. 204 Comment
  CDA34249  Medicago minima David J. Keil 2010-6-5 30854 San Luis Obispo Santa Lucia Mountains. Along Lopez Canyon Road in vicinity of Lopez Conference Center. Comment
  UCR266208  Meconella linearis David J. Keil 2003-5-6 30164 San Luis Obispo Hwy 58, c. 1 mi east of Hwy 229 473 Comment
  CAS-BOT-BC422735  Meconella denticulata C. B. Hardham 1962-4-16 8988 San Luis Obispo Pozo Hi Mt. Comment
  CAS-BOT-BC422733  Meconella denticulata R. F. Hoover 1950-4-30 7860 San Luis Obispo E. slope of La Panza Range Comment
  UC1479638  Matricaria occidentalis Ernest C. Twisselmann 1952-8-29 562 San Luis Obispo Twisselmann Lake, hills at the head of Palo Prieta Canyon Western San Joaquin Valley, Temblor Range, Palo Prieta Canyo 670 Comment
  JEPS116488  Matricaria discoidea Alice Le Duc 1999-4-18 382 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
  SD245164  Marsilea vestita subsp. vestita David Keil 2000-5-24 28737 San Luis Obispo Santa Margarita Ranch: ca. 4.2 miles south of railroad crossing (in Santa Margarita) on Pozo Road. Comment
  SBBG117911  Marsilea vestita M. Wetherwax, E. Painter 2002-4-21 CR 284 San Luis Obispo Nacimiento River; Camp Roberts 160 Comment
  OBI78252  Marrubium vulgare David J. Keil, Malcolm McLeod, Melissa Luckow, Julie Vanderwier, et al 1980-5-18 13984 San Luis Obispo CNPS photography committee field trip to Arroyo de la Cruz. Ca. 1 mi E of Calif Rte 1 on Hearst Ranch Comment
  OBI3787  Marrubium vulgare Elizabeth Rudd 1971-6-10 298 San Luis Obispo 3 mi N of Santa Margarita 305 Comment
  OBI65821  Marah fabacea D. R. Miller 1994-3-7 394 -87 San Luis Obispo Pine Mt Region. Along rd edge just up from 1st gate, at Turkey Bend, San Simeon drainage 600 Comment
  OBI80902  Marah fabacea David J. Keil 2015-2-14 32615 San Luis Obispo Pismo Preserve. Eastern fringe of preserve along Thousand Hills Road between Price Canyon Road and unpaved road into preserve 25 Comment
  CDA34846  Malva pseudolavatera David J. Keil 2009-6-19 30622 San Luis Obispo San Luis Obispo; Laguna Lake Park along Madonna Road. 0 Comment
  OBI12338  Malva parviflora R. R. LaBelle 1967-4-2 11 San Luis Obispo Laguna Lake, San Luis Obispo . N side of lake Comment
  HSC91696  Malva parviflora Susan H. Bicknell 1989-4-16 San Luis Obispo Montana de Oro State Park Comment
  OBI31779  Malva nicaeensis Turnquist, Smeltzer 1982-6-16 163 San Luis Obispo Laguna Lake Park. Area near N end of paved rd Comment
  SBBG35589  Malva assurgentiflora M. R. Benedict 1967-11-17 San Luis Obispo near rangers station, Montana de Oro State Park [escape from garden] 45 Comment
  UC1872976  Malosma laurina David Keil 2001-7-5 29636 San Luis Obispo Arroyo Grande area. Ca. 0.5 mi off Lopez Drive on Hondanada Road. Comment
  OBI64451  Malacothrix saxatilis var. commutata David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28699 A San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  CAS-BOT-BC322531  Malacothrix phaeocarpa Steven A. Junak; W. S. Davis 1990-5-17 4350 San Luis Obispo Near N edge of Cuesta Ridge Botanical Area along private dirt road on Ames property at 8770 Tassajera Creek Road ca. 1.8 miles W of Highway 101 and 0.3 miles S of Tassajera Creek Road, Santa Lucia Mountains, Los Padres National Forest 493 Comment
  OBI58013  Malacothrix incana Austin P. Griffiths, Phil Lafollette, Dominic Santangelo 1983-7-8 s.n. San Luis Obispo Morro Bay sandspit, lower 10 Comment
  SBBG33135  Malacothrix incana K. K. Muller 1965-7-27 1400 San Luis Obispo Oso Flaco Comment
  JEPS35257  Malacothrix floccifera R. F. Hoover 1947-4-4 6893 San Luis Obispo w side Cottonwood Pass Comment
  CAS-BOT-BC347327  Malacothrix coulteri Eben McMillan 1952-4-26 56 San Luis Obispo Gillis Canyon - 2 mi. S., 4 mi. E. Shandon Comment
  CAS-BOT-BC345548  Malacothrix coulteri Clare B. Hardham 1958-5-7 3212 San Luis Obispo Santa Lucia Mountains. Bee Rock Comment
  OBI55283  Malacothrix clevelandii David J. Keil 1998-5-20 27350 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  SBBG45507  Malacothrix californica L. W. Edge 1972-5-8 145 San Luis Obispo N of Los Osos Valley Rd, Los Osos Comment
  CAS-BOT-BC345331  Malacothrix californica R. F. Hoover 1967-5-6 10525 San Luis Obispo Sand-flats at Jack Lake Comment
  UC639007  Malacothamnus palmeri var. palmeri B. E. and H. J. Miossi 1940-8-4 266 San Luis Obispo 5 mi up San Simeon Creek road (on banks of San Simeon Creek); San Simeon Creek 76 Comment
  CAS-BOT-BC204200  Malacothamnus palmeri W. R. Dudley 1902-4-3 s.n. San Luis Obispo Santa Rosa Creek, above Cambria Comment
  UCD116399  Malacothamnus jonesii R. F. Hoover 1959-5-9 8500 San Luis Obispo San Luis Obispo County: Four miles west of Paso Robles on Adelaida Road. Comment
  OBI35940  Malacothamnus jonesii Walter F. Chesbro 1978-5-6 96 San Luis Obispo Hwy 58, 2 mi E of the intersection of hwy 58 and hwy 129 Comment
  POM85070  Malacothamnus jonesii Marcus E. Jones 1902-6-25 s.n. San Luis Obispo Paso Robles. Comment
  JEPS99293  Malacothamnus jonesii Clifton F. Smith 1993-6-15 12489 San Luis Obispo along Branch Creek Road, 6.2 mi from Hwy 166 Comment
  CAS-BOT-BC345091  Madia sativa John Thomas Howell 1929-10-13 4495 San Luis Obispo 2 1/2 miles n. of Cambria Comment
  RSA517091  Madia radiata C. F. Smith 1950-3-18 2576 San Luis Obispo Near Pinole Springs SE of Shandon Comment
  UC575274  Madia radiata David D. Keck and J. Clausen 1935-4-9 3111 San Luis Obispo 5 mi e Cholame (on road to Lost Hills); summit of Polonio Pass 579 Comment
  OBI32634  Madia gracilis David J. Keil 1982-5-2 15918 San Luis Obispo Along Pozo rd on Rinconada Grade Comment
  OBI15719  Madia gracilis Robert F. Hoover 1950-5-22 7924 San Luis Obispo Summit of ridge above Cuesta Pass Comment
  CAS-BOT-BC343318  Madia gracilis Clare B. Hardham 1956-6-4 837 San Luis Obispo Santa Lucia Mountains. Atascadero Ranch Comment
  OBI51417  Madia elegans Jan Barber 1993-8-16 95 San Luis Obispo Along hwy 41 approx 2 mi E of Cerro Alto Campgound Comment
  UCR160756  Madia elegans George K. Helmkamp, E. A. Helmkamp 2005-6-12 9633 San Luis Obispo South Coast Ranges, along Calif. Hwy 58 (Calf Canyon Hwy), 4.2 mi east of Santa Margarita 358 Comment
  OBI15725  Madia elegans Robert F. Hoover 1965-9-7 9533 San Luis Obispo Santa Lucia Range, Santa Rita Crk W of Templeton Comment
  OBI36952  Lythrum hyssopifolia Eric Wise 1981-6-26 658 San Luis Obispo Villa Crk Reservoir, Hwy 1 N of Cayucos Comment
  SEINET11261211  Lythrum hyssopifolia Robert L. Johnson 2015-7-30 4048 San Luis Obispo Terminus of Santa Rosa Creek at Moonstone Beach Park, Cambria. North bank of creek just north of Shamel Community Park.; 0 2 Comment
  OBI25127  Lysimachia arvensis John David 1979-4-25 1 San Luis Obispo Ag Bldg, Cal Poly San Luis Obispo 61 Comment
  UCSB34446  Luzula subsessilis Roberts, Fred 1980-4-25 San Luis Obispo At the end of Bridge street; north of Cambria in Cambria Pine Forest 152 Comment
  SEINET6932748 Image available Lupinus versicolor W. P. Vestal, A. G. Vestal 1955-4-19 s.n. San Luis Obispo Ca. 4.5 miles north-northeat of San Louis Obispo below Cuesta Pass. Comment
  UCR140125  Lupinus truncatus George K. Helmkamp 2004-3-13 8343 San Luis Obispo Central Coast, Nipomo Mesa, between Arroyo Grande and Nipomo, Willow Rd, 0.6 mi east of Calif. Hwy 1 91 Comment
  UC16028  Lupinus truncatus Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  RSA681877  Lupinus truncatus Scott D. White, Ken McDonald 2001-5-9 8501 San Luis Obispo Central Coast: Price Cyn, inland from Pismo Beach. Union Pacific RR Right of Way, Edna to Pismo Beach. 6 Comment
  OBI31146  Lupinus truncatus Julie M. Vanderwier 1979-4-13 127 San Luis Obispo Indian Knob Tar Sands Comment
  OBI78825  Lupinus succulentus Ranya Del Rosario, Sydnie Margallo, Payton McCall, Emilio Uranga, Tyler Davis 2014-4-27 1 San Luis Obispo First right after the gate down the road about 0.25 miles on the right side of the road 115 Comment
  RSA140476  Lupinus subvexus var. subvexus Clare B. Hardham 1960-5-3 5594 San Luis Obispo Elmer Cherry Ranch Willow Creek Comment
  SBBG107360  Lupinus sparsiflorus C. B. Hardham 1971-4-24 18052 San Luis Obispo stream banks, Salinas River, Avenales Ranch Comment
  SEINET10490841  Lupinus nanus subsp. nanus David B. Dunn, Howard Brown 1946-5-12 Dunn 2297 San Luis Obispo Atascadero. 316 Comment
  RSA98331  Lupinus nanus subsp. nanus R. C. Bacigalupi 1949-4-8 3090 San Luis Obispo Along highway at so. end of town, San Simeon. Comment
  RSA160848  Lupinus nanus subsp. nanus Percy C. Everett, N. F. Lolonis, George B. Everett 1962-5-4 24481 San Luis Obispo Rd. to Santa Margarita, 0.5 mi. e. from Hwy. 101. Comment
  SEINET10490080  Lupinus nanus subsp. latifolius David B. Dunn, Howard Brown 1946-5-17 Dunn 2645 San Luis Obispo Collected 7.9 mi n of san simeon on low flat grasslands, along hwy 1 near the Ocean. Comment
  UCD108934  Lupinus nanus Patrick Byrne 1995-4-29 5 San Luis Obispo San Luis Obispo County: Carrizo Plain Natural Area, Elkhorn Foothills, on Panorama Road. 1 mi. SW of Elkhorn Road. 700 Comment
  UCR160142  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2005-6-9 9580 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
  UCD108858  Lupinus microcarpus var. microcarpus G. F. Hrusa 1992-4-19 10401 San Luis Obispo San Luis Obispo County: open roadsides off of Hwy 58 approx. 8 m. W of Carrizo Plain. Comment
  SBBG114123  Lupinus microcarpus var. microcarpus R. Riggins 1979-4-15 1152 San Luis Obispo Klau Mine Rd just E jct with Cypress Mtn Rd Comment
  OBI48459  Lupinus microcarpus var. microcarpus Rhonda Riggins 1979-5-6 1174 San Luis Obispo Bank of rd cut, Cable Corral Rd and hwy 166 at Rock Face Ranch Comment
  OBI48428  Lupinus microcarpus var. microcarpus Rhonda Riggins 1978-4-28 1143 San Luis Obispo Roadside and fenced are adj oak woodland Atascadero-Creston Rd, 1 mi E Homestead Rd, 1.9 mi E Templeton Rd Comment
  JEPS108086  Lupinus microcarpus var. horizontalis Rhonda Riggins 1978-4-28 1139 San Luis Obispo Wash at base of Crocker Canyon, Hurricane Road and Co. Road 285. W side of Temblor Range Comment
  UC55326  Lupinus microcarpus var. densiflorus J. H. Barber 1900-5-8 San Luis Obispo Nacimiento Canyon Comment
  SBBG17712  Lupinus microcarpus var. densiflorus R. F. Hoover 1950-6-2 7974 San Luis Obispo Arroyo Seco, tributary of Huasna River Comment
  OBI12906  Lupinus microcarpus var. densiflorus Robert F. Hoover 1966-4-23 9845 San Luis Obispo La Panza Range. Amer Cyn campground Comment
  JEPS87098  Lupinus ludovicianus Teresa Sholars, Barbara Ertter, Rhonda Riggins 1987-4-12 641 San Luis Obispo Arroyo de La Grande area e Arroyo Grande (on High Mt. Rd., Upper Lopez Canyon intersection and mi se); Arroyo de La Grande area e of Arroyo Grande Comment
  OBI31141  Lupinus hirsutissimus Julie M. Vanderwier 1979-5-11 17 San Luis Obispo Indian Knob Tar Sands Comment
  POM276458  Lupinus densiflorus var. palustris Lyman D. Benson 1934-4-1 5781 San Luis Obispo San Miguel, Santa Lucia Mt. Range. 305 Comment
  UC1063528  Lupinus concinnus E. Armstrong 1934-4-1 1114 San Luis Obispo 2 mi w Pozo; Pozo Quad. Comment
  SEINET7063172 Image available Lupinus concinnus A. G. Vestal 1963-4-21 s.n. San Luis Obispo Dunes. About 7 miles south of Arroyo Grande in the Huasna Valley. UTM Zone 10, 737912mE, 3888357mN. (WGS84/NAD83). 216 Comment
  SBBG107373  Lupinus concinnus C. B. Hardham 1961-4-26 6903 San Luis Obispo Franklin Crk, Adelaida Comment
  UCR160288  Lupinus chamissonis George K. Helmkamp 2004-4-30 8553 San Luis Obispo Central Coast, about 1.1 mi (airline) SW of Arroyo Grande Ave at 23rd St in Oceano 15 Comment
  OBI43700  Lupinus cervinus Rhonda Riggins, David J. Keil, Richard A. Pimentel, D. R. Miller 1985-4-27 1523 San Luis Obispo Pine Mtn, Santa Lucia Range. Along USFS road 7 mi NNW circle 3 ranch gate Comment
  CAS-BOT-BC215436  Lupinus cervinus R. F. Hoover 1950-5-7 7903 San Luis Obispo Pine Mountain above San Simeon Comment
  SEINET10484939  Lupinus bicolor subsp. tridentatus Dunn 1941-4-19 Dunn 1201 San Luis Obispo S of estrella. Open rolling grassland and plowed fields. Comment
  UCR122166  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2000-4-22 5481 San Luis Obispo Central Coast, Los Osos, between the west end of Howard Ave. and Morro Bay sand dunes 15 Comment
  OBI78120  Lupinus bicolor Joy Nishida, Ginger King and Julie Oxford 1982-5-1 344 San Luis Obispo American Cyn campground, near stream Comment
  UC1601762  Lupinus arboreus var. eximius F. C. Vasek 1962-5-17 620517 -9 San Luis Obispo 1 mi s Morro Bay State Park; s of Morro Bay State Park Comment
  UC1601761  Lupinus arboreus var. eximius F. C. Vasek 1962-5-17 620517 -9 San Luis Obispo 1 mi s Morro Bay State Park; s of Morro Bay State Park Comment
  RSA586242  Lupinus arboreus var. arboreus M. D. Proctor, E. A. Young 1993-3-24 ROB 0330 San Luis Obispo 1 km northwest of Chorro Reservation. Comment
  RSA125210  Lupinus arboreus var. arboreus P. A. Munz 1957-5-17 22592 San Luis Obispo Peninsula west of Morro Bay. Comment
  UCSB31444  Lupinus arboreus Frykman, P. 1977-4-15 San Luis Obispo Adjacent to Highway 1; 6 miles north of Guadalupe 30 Comment
  CDA17724  Lupinus arboreus Austin Griffiths 1987-4-5 18085 San Luis Obispo Central Coast; Along W. El Campo Rd. approaching South Halcyon Rd. 0 Comment
  SBBG17716  Lupinus arboreus D. Emery 1950-4-21 San Luis Obispo 0.5 mi W of Nipomo Comment
  CAS-BOT-BC196208  Lupinus albifrons var. douglasii L. R. Dice 1911-4-1 s.n. San Luis Obispo Pismo Comment
  SBBG24884  Lupinus albifrons var. collinus R. N. Philbrick 1965-1-29 B- 6562 San Luis Obispo Serrano Cyn, N bank of Stenner Crk, 1.3 mi E of hwy Comment
  CAS-BOT-BC201599  Lupinus albifrons var. albifrons Ernest C. Twisselmann 1963-4-25 8103 San Luis Obispo Goldtree Hills, 1 mile south of Grant's [Grant] Lake 731 Comment
  OBI83506  Lupinus albifrons Ashley Ladin, Grace Van Kirk, Kayli Oku, Alex 2017-2-10 1 San Luis Obispo West Cuesta Ridge near Highway 101, up paved road 487 Comment
  OBI47572  Lupinus albifrons David J. Keil 1981-4-9 14297 San Luis Obispo 0.6 mi W of jctn of road to Cholame along State hwy 58 Comment
  SBBG107919  Lupinus C. B. Hardham 1962-3-24 8930 San Luis Obispo intersection of Shell Crk and Camatta Rds, E of Creston Comment
  RSA615332  Lotus wrangelianus George K. Helmkamp, E. A. Helmkamp 1998-4-8 3214 San Luis Obispo Elkhorn Grade Rd, 13.7 mi. NW of jct with CA hwy 33 (roughly W of Maricopa). 579 Comment
  RSA122868  Lotus strigosus var. hirtellus H. C. Lee 1936-3-10 470 San Luis Obispo 2 miles NW of Camp Hill 244 Comment
  UC1953303  Lotus strigosus Anthony Baniaga 2010-2-5 23 San Luis Obispo Tierra Redonda Mountain. Comment
  CDA11369  Lotus strigosus G. F. Hrusa 1995-4-15 12092 San Luis Obispo La Panza Range; immediately adjacent to Queen Bee Camp 1 m. S of La Panza Rd. summit. Comment
  UC1285199  Lotus scoparius R. F. Hoover 1946-6-28 6199 San Luis Obispo Oak Park district Oak Park Comment
  POM27012  Lotus salsuginosus var. salsuginosus Marcus E. Jones 1882-5-6 2684 San Luis Obispo San Luis Obispo. Comment
  UC57459  Lotus micranthus J. H. Barber 1900-3-30 1024 San Luis Obispo Paso Robles Santa Lucia Mts. Comment
  SEINET3131501  Lotus micranthus M. M. Miles 99 San Luis Obispo San Luis Obispo Comment
  UC1285188  Lotus junceus var. junceus R. F. Hoover 1965-5-20 9375 San Luis Obispo hill w Poly Canyon; Santa Lucia Range Comment
  UCR18654  Lotus heermannii var. eriophorus Eugene Cardiff 1966-5-13 s.n. San Luis Obispo Central Coast, Cambria Pines, 1 mi from coast 61 Comment
  RSA155483  Lotus heermannii L. S. Rose 1961-4-14 61042 San Luis Obispo Cambria 91 Comment
  RSA671052  Lotus crassifolius G. Fred Hrusa 1995-5-2 12193 San Luis Obispo NW of Ridge 4. 600 Comment
  OBI19642  Lonicera involucrata var. ledebourii Robert F. Hoover 1947-4-25 7076 San Luis Obispo Black Lake, S of Arroyo Grande Comment
  OBI42277  Lonicera interrupta David J. Keil 1986-5-26 19583 San Luis Obispo Oak Shores development on northern shore of Nacimiento Lake Comment
  UCR159997  Lonicera interrupta George K. Helmkamp, E. A. Helmkamp 2005-6-12 9661 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
  RSA302191  Lomatium vaginatum Jim Shevock 1971-4-5 879 San Luis Obispo Temblor Range 549 Comment
  UC1929721  Lomatium utriculatum Robert F. Thorne, P. Everett 1963-6-8 32177 San Luis Obispo 6 miles NW of Bradley on road to Jolon. Comment
  UC412760  Lomatium utriculatum Katharine Brandegee San Luis Obispo Paso Robles Comment
  UC1123075  Lomatium utriculatum C. A. Graham 1939-4-14 521 San Luis Obispo 1 1/2 mi. n. Pine Canyon Guard Station; Branch Mt.Quad. Comment
  POM204039  Lomatium parvifolium L. S. Rose 1934-3-27 s.n. San Luis Obispo San Luis Obispo Comment
  UC1123017  Lomatium dasycarpum subsp. dasycarpum P. L. Johannsen 1936-3-21 717 San Luis Obispo 1 mi. n.e. of junction San Luis Obispo Creek and Reservoir Canyon (Plot 6); San Luis Obispo Quad. 228 Comment
  UC1123005  Lomatium caruifolium var. caruifolium N. K. Carlson 1936-3-21 214 A San Luis Obispo 1 mi. n.e. of junction of San Luis Obispo Creek and Reservoir Canyon (Plot 6); San Luis Obispo Quad. 228 Comment
  UC652647  Lomatium californicum Roxana S. Ferris 1939-6-18 9783 San Luis Obispo 5.5 mi. e. Adelaida (on Paso Robles Rd., n. bank of roadway); Santa Lucia Mts. Comment
  OBI28911  Lomatium californicum Melissa Luckow, Rhonda Riggins 1982-5-14 872 San Luis Obispo 1.9 mi SE of Avenales Guard Station on San Jose-Avenales Rd Comment
  OBI59510  Lomatium californicum David J. Keil, with V. L. Holland 2001-4-7 29249 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
  OBI51096  Logfia gallica Steven A. Junak 1990-5-1 4287 San Luis Obispo Cuesta Ridge Botanical Area, Los Padres Natl Forest. Santa Lucia Mts: at N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk rd ca 2.4 mi W of hwy 101, ca 1.2 rd miles S of Tassajera Crk rd Comment
  OBI49927  Logfia gallica David J. Keil, Kathy Bays and Rich Ferguson 1984-4-28 18137 San Luis Obispo American Cyn area in La Panza mts Comment
  SBBG104341  Logfia gallica F. L. Johnson, E. A. Young 1993-5-25 ROB 617 San Luis Obispo 0.5 km E of Sat Com on E Perimeter Rd; Camp Roberts Comment
  SBBG109255  Loeseliastrum schottii C. B. Hardham 1958-5-5 3199 San Luis Obispo hills bordering Carrisa Plains, Washburn Ranch Comment
  CAS-BOT-BC174527  Loeflingia squarrosa Clare B. Hardham 1956-5-26 772 San Luis Obispo Black Mountain, Highland District Comment
  SEINET11261190  Lobularia maritima Robert L. Johnson 2015-7-29 4026 San Luis Obispo At bottom of beach access stairs off Kon Tiki Inn between Harbor View Ave and Harloe Ave. Pismo Beach.; 0 12 Comment
  RSA15735  Lithophragma heterophyllum Carl B. Wolf 1929-4-13 3482 San Luis Obispo 1 mile north of San Luis Obispo. 152 Comment
  UCR16410  Lithophragma heterophyllum Val Chase 1965-4-16 79 San Luis Obispo 4 mi south of Edna on the road from Edna to Arroyo Grande 76 Comment
  OBI9765  Lithophragma cymbalaria Robert F. Hoover 1947-3-26 6737 San Luis Obispo Price Cyn (just S of) Comment
  UC573235  Lithophragma cymbalaria T. M. Hendrix 1937-4-19 39 San Luis Obispo 3.8 mi e Pozo; Pozo Quad. 518 Comment
  SBBG104403  Lithophragma cymbalaria M. D. Proctor, E. A. Young 1993-3-17 ROB 188 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG34896  Lithophragma affine Mrs. R. W. Summers 1880-3-16 San Luis Obispo Sulphur Wells Comment
  OBI9764  Lithophragma affine Robert F. Hoover 1947-3-26 6738 San Luis Obispo Price Cyn (just S of) Comment
  CAS-BOT-BC110594  Lithophragma Ira L. Wiggins 1929-5-21 3697 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  OBI30530  Linum bienne Kathlene Jones 1981-5-27 s.n. San Luis Obispo Approx 18 mi N of Cambria along Hwy 1 exactly 1.8 mi N of Arroyo de la Cruz Crk and 4 mi S of San Carpojo Crk 18 Comment
  OBI73279  Linum bienne Michael Walgren 2010-9-30 193 San Luis Obispo San Simeon State Park, in an artificial drainage created by an ag berm, on the N edge of the wetlands at Arroyo de la Cruz Comment
  PASA752  Linanthus dichotomus M. Stason 1930-4-14 229 San Luis Obispo few miles east of Santa Margarita Comment
  OBI82684  Linanthus dichotomus David J. Keil, with Lynne Dee Althouse and Shannon Henke 2016-2-26 33516 San Luis Obispo Southeast of Cholame in southern Cholame Valley along San Andreas Fault zone 530 Comment
  CHSC39242  Linanthus californicus B. A. Stein 1981-4-25 497 San Luis Obispo Highway 58, 7 miles E of El Camino junction. 304 Comment
  RSA43059  Limonium californicum Robert F. Hoover 1946-9-21 6431 San Luis Obispo East shore of Morro Bay, south of mouth of Chorro Creek. Comment
  OBI11604  Limonium californicum F. Rush Aug-57 s.n. San Luis Obispo S Morro Bay Comment
  SJSU986  Lilium pardalinum J. W. Tilden 1948-7-7 1014 San Luis Obispo Atascadero Creek c. 3 mi W of Atascadero Comment
  CAS-BOT-BC251065  Lilium pardalinum M. Wetherwax; L. Wetherwax; M. Walter 2000-7-2 SLO- 155 San Luis Obispo Camp San Luis Obispo. First ridge west of Cerro Romauldo, along creek leading into Eucalyptus stand 100 Comment
  RSA121277  Leymus triticoides W. A. Peterson 1936-7-9 347 San Luis Obispo Cuyama Ranch. 671 Comment
  CAS-BOT-BC272176  Leymus triticoides R. F. Hoover 1969-7-18 11483 San Luis Obispo Price Canyon Comment
  UC1928075  Leucanthemum vulgare David Keil 2008-6-6 30535 San Luis Obispo Campus of California Polytechnic State University. Base of P-Hill just south of Cerro Vista Apartments complex. 140 Comment
  CAS-BOT-BC330417  Lessingia tenuis Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5236 San Luis Obispo Parkhill Road, 7.5 miles E of Santa Margarita 457 Comment
  CAS-BOT-BC341983  Lessingia pectinata var. pectinata R. F. Hoover 1966-9-21 10077 San Luis Obispo 1 mile south of Edna on Price Canyon road to Pismo Beach Comment
  CAS-BOT-BC339464  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1960-9-14 6006 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Mouth of Palo Prieta [Prieto] Canyon 365 Comment
  CAS-BOT-BC339462  Lessingia glandulifera var. glandulifera Ernest C. Twisselmann 1955-9-1 2365 San Luis Obispo Temblor Range and the Western San Joaquin Valley. San Juan River Valley, 8.6 miles south of Shandon 426 Comment
  CAS-BOT-BC339445  Lessingia glandulifera var. glandulifera R. F. Hoover 1969-9-13 11585 San Luis Obispo Upper Jack Creek, west of Paso Robles Comment
  UC2027194  Lessingia glandulifera var. glandulifera Greg Wilvert 2005-5-28 442 -1 San Luis Obispo Southeast Half of the Caliente Range: 0.5 km W Padrones Canyon 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-BC339439  Lessingia glandulifera var. glandulifera R. F. Hoover 1964-8-14 9252 San Luis Obispo Jack Lake Comment
  UC2027006  Leptosyne calliopsidea Greg Wilvert 2005-3-26 50 San Luis Obispo Southeast Half of the Caliente Range. Approx. 3.2km N of Wells Canyon on the N edge of the Caliente Range Comment
  OBI34883  Leptosyne bigelovii David J. Keil, Dirk Walters 1980-4-5 13750 San Luis Obispo Ca 28 mi E of Santa Maria on HWy 166 and N on Chimineas Ranch Rd Comment
  OBI31484  Leptosiphon parviflorus Joy Nishida, Robert Allen 1982-4-10 279 San Luis Obispo American Canyon Campground on a slight slope of blue oak woodland. 536 Comment
  SD140025  Leptosiphon liniflorus John Thomas Howell 1948-6-15 24373 San Luis Obispo San Juan River Valley. 366 Comment
  UC1073364  Leptodactylon californicum George B. Rossbach 1955-5-2 404 San Luis Obispo about 5 mi ne Oso Flaco Lake; ne of Oso Flaco Lake Comment
  JEPS53746  Lepidium strictum Mr. Benj. Cobb 1907-4-20 San Luis Obispo Paso Robles Comment
  UC1928017  Lepidium pinnatifidum Mike Stiles 2005-5-25 s. n. San Luis Obispo Campus of California Polytechnic State University, Cal Poly sports complex, San Luis Obispo Comment
  UC556398  Lepidium nitidum David D. Keck and J. Clausen 1935-4-9 3101 San Luis Obispo just e Cholame; Cholame Creek 365 Comment
  OBI77671  Lepidium nitidum Craig Woods 1978-2-19 7 San Luis Obispo Carrizo Plain, N end of Soda Lake 594 Comment
  OBI35760  Lepidium nitidum Allison Berry 1984-3-1 49 San Luis Obispo Camp San luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI55393  Lepidium nitidum David J. Keil, with Kathleen A. Keil 1997-3-8 26073 San Luis Obispo Ca. 1/4 mi. N of Highway 58 along Shell Creek Road. Comment
  SD46154  Lepidium jaredii G. Thomas Robbins, Rimo Bacgalupi 1952-4-20 3454 San Luis Obispo Alkali bottom just east of lowest point in Carrizo Plain, ca. 8.0 miles southeast of Soda Lake. 594 Comment
  UCR123164  Lepidium draba George K. Helmkamp, E. A. Helmkamp 2002-4-16 7414 San Luis Obispo Central Coast, Park Ridge 0.5 mi east of Morro Bay near Turri Road 76 Comment
  SBBG2508  Lepidium dictyotum C. B. Hardham 1958-4-28 3151 b San Luis Obispo S end of Soda Lake, Alkali Flats Comment
  OBI31568  Lepidium Joy Nishida, Melissa Luckow 1983-3-10 552 San Luis Obispo Amer Cyn. Upper portion of Amer cyn campground 536 Comment
  SBBG6402  Lepechinia calycina C. B. Hardham 1958-4-10 3040 San Luis Obispo York Mtn Comment
  UC1101308  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-6-22 810 San Luis Obispo 3 mi s of Pismo Beach (at Oceano); Oceano Comment
  CAS-BOT-BC534673  Lemna minuta Ernest C. Twisselmann 1956-8-8 3112 San Luis Obispo Ortega Spring, palo Prieta Canyon, Temblor Range and the Western San Joaquin Valley 426 Comment
  OBI38515  Lemna minor Eric Wise 1981-6-27 752 a San Luis Obispo Alamo Crk, near Twitchell Res Comment
  OBI33081  Lemna gibba David J. Keil, CNPS Rare Plant Committee 1983-5-1 16966 San Luis Obispo Ridge system and coastal terr between Arroyo de la Cruz and Arroyo de los Chinos Comment
  OBI30864  Lemna gibba Julie M. Vanderwier 1979-5-11 s.n. San Luis Obispo Indian Knob Tar Sands 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
  POM96425  Layia platyglossa subsp. campestris P. A. Munz 1926-4-9 10246 San Luis Obispo 1 mile SE of Pismo. Comment
  OBI15811  Layia platyglossa McMillan 1952-3-24 22 San Luis Obispo Taylor Cyn 1/2 mi W Cholame Comment
  CAS-BOT-BC382102  Layia platyglossa David D. Keck 1933-5-4 2172 San Luis Obispo 1 mile south of Adelaida, along Las Tablas Creek. 365 Comment
  OBI15816  Layia platyglossa Aart C. DeVos 1963-4-18 62 San Luis Obispo Poly Cyn, NW slope Comment
  CAS-BOT-BC382104  Layia platyglossa David D. Keck; J. Clausen 1933-5-4 3093 San Luis Obispo Cholame 457 Comment
  OBI64412  Layia pentachaeta subsp. albida David J. Keil 2001-3-28 29205 San Luis Obispo Diablo Range, Avenal Ridge. Cottonwood Pass along Highway 41, 1.1 mile west of Kern County line. 597 Comment
  POM220929  Layia munzii Roxana S. Ferris 1935-3-29 s.n. San Luis Obispo 3.5 miles south of Simmler. Carrizo Plains Comment
  OBI64441  Layia munzii David J. Keil, with Kathleen A. Keil 2005-3-5 30339 San Luis Obispo Carrizo Plain north of Soda Lake. Vicinity of junction of Belmont Trail and Clarksburg Road 594 Comment
  SBBG40541  Layia jonesii R. F. Hoover 1969-4-22 11253 San Luis Obispo San Bernardo Crk, E of Morro Bay Comment
  OBI78790  Layia jonesii Michael Walgren 2014-4-14 388 San Luis Obispo Cayucos, on a north facing slope east of Highway 1 and south of Old Creek Rd. 68 Comment
  OBI75486  Layia hieracioides Jenner Whitt 2003-5-4 82 San Luis Obispo Burn on Hwy 58 1 mi E of jctn 229. Area burned in JUl 2002 400 Comment
  OBI56664  Layia hieracioides David J. Keil, with Clare Hardham and Julie McCulloch 1998-4-17 26790 San Luis Obispo South of Creston on ____ Road at McColloch property, with O'Donnovan Road; 1 mile N of Hwy 58. Comment
  OBI46200  Layia hieracioides David J. Keil 1982-6-27 16335 San Luis Obispo Hills overlooking Los Osos from the S Comment
  CAS-BOT-BC327200  Layia hieracioides R. F. Hoover 1956-4-26 8369 San Luis Obispo Baywood Park Comment
  UC1285436  Layia heterotricha R. F. Hoover 1950-3-31 7773 San Luis Obispo La Panza District Comment
  UC1285431  Layia heterotricha R. F. Hoover 1952-4-8 8073 San Luis Obispo La Panza District Comment
  CAS-BOT-BC327218  Layia heterotricha David D. Keck; J. Clausen 1935-4-9 3110 San Luis Obispo Summit of Polonio Pass, Temblor Range, 5 me E of Cholame on road to Lost Hills 579 Comment
  OBI15842  Layia glandulosa Eben McMillan 1952-4-30 69 San Luis Obispo Shell Crk, 12 mi S 2.5 mi E Shandon Comment
  CAS-BOT-BC321431  Layia glandulosa Ernest C. Twisselmann 1961-5-4 6081 San Luis Obispo The Greenhorn Range. Ice House Road, 0.6 mi NE of Davis Guard Station. 1584 Comment
  UC89255  Layia glandulosa M. M. Miles San Luis Obispo San Luis Obispo Comment
  CHSC64073  Layia glandulosa B. Castro; L. Archambault 1989-4-14 296 San Luis Obispo CA 10 mi ENE of Atascadero, ca 2 mi N of Creston, on E edge of Huerhuero Creek. 304 Comment
  UC1583746  Lavatera cretica David Keil 1984-5-28 18289 San Luis Obispo along southern end Morro Bay at Sweet Springs Marsh; along southern end Morro Bay at Sweet Springs Marsh Comment
  SD244699  Lathyrus vestitus var. vestitus Scott Love, Natalie Lauren Rossington 2012-2-26 7 San Luis Obispo 1.3 miles north along Stenner Creek RaNCH TRAIL. 74 Comment
  OBI75829  Lathyrus vestitus Al Lindholm 1971-4-8 144 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. N slope near "dry lake" 460 Comment
  UCR161474  Lasthenia macrantha subsp. macrantha George K. Helmkamp, E. A. Helmkamp 2005-5-17 9482 San Luis Obispo Central Coast, 1.5 mi WNW of Piedras Blancas at Mile 64 of Calif. Highway 1 9 Comment
  UCR103981  Lasthenia gracilis George K. Helmkamp, E. A. Helmkamp 1997-3-8 1403 B San Luis Obispo Inner Coast Range, Carrizo Plain; 15.6 mi. NW of Calif. Hwy 166 on Soda Lake Rd. 732 Comment
  UC1314950  Lasthenia gracilis R. F. Hoover 1967-3-5 10240 San Luis Obispo Upper Arroyo Grande Comment
  UC1953278  Lasthenia glabrata subsp. coulteri David Keil 2009-4-9 30576 San Luis Obispo Just south of junction of California Route 58 with US Route 101 along frontage road to Santa Margarita Booster Station. Comment
  UC1928094  Lasthenia glaberrima David Keil 2002-4-4 29788 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 N, 120.6199 W Comment
  OBI53627  Lastarriaea coriacea Arthur W. Hazebrook 1991-5-7 58 San Luis Obispo Nipomo dunes complex, big Coreopsis Hill, NE most stand of Coreopsis gigantea Comment
  OBI10922  Lastarriaea coriacea Robert F. Hoover 1969-5-3 11298 San Luis Obispo Upper Arroyo Grande Comment
  OBI33858  Lamium amplexicaule Melissa Luckow, CNPS 1981-4-18 653 San Luis Obispo Hwy 58 at the Salinas River Bridge at the head of Calf Cyn Comment
  RSA585828  Lamarckia aurea G. Fred Hrusa 1995-5-28 12286 San Luis Obispo Near intersection of main ridge road & access road to Peak 1 Radio Facility 620 Comment
  OBI20273  Lamarckia aurea Ann McBeth 1979-4-25 16 San Luis Obispo Plant survey of Indian Knob, 4 mi. N of Pismo Beach Comment
  OBI3690  Lagunaria patersonia Mary Kidd 1970-10-8 121 San Luis Obispo Near W end B-wing Sci bldg. Campus Calif State Polytechnic College Comment
  RSA610032  Lagophylla ramosissima R. S. Woglum 1938-4-23 1558 -B San Luis Obispo Inner Coast Ranges: Temblor Range, Cottonwood Pass NE of Cholame. Comment
  RSA128197  Lagophylla ramosissima Clare B. Hardham 1956-10-27 1468 San Luis Obispo Oak Flat School Road. Comment
  OBI56412  Lagophylla ramosissima David J. Keil, with V. L. Holland and Danny Fry 1998-11-5 28191 San Luis Obispo Camp Roberts at north end of McMillan airfield runway. Comment
  UC771646  Lagophylla ramosissima R. F. Hoover 1946-9-15 6406 San Luis Obispo Pozo Comment
  OBI80465  Lagophylla ramosissima David J. Keil 1992-8-3 23610 San Luis Obispo Laguna Lake Park. 170 Comment
  UCR146980  Lactuca serriola George K. Helmkamp, E. A. Helmkamp 2004-10-8 8850 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive and Arroyo Grande Creek 136 Comment
  OBI15974  Lactuca saligna Robert F. Hoover 1965-9-15 9549 San Luis Obispo Summit on Pozo-Arroyo Grande rd Comment
  CAS-BOT-BC273718  Koeleria pyramidata Dara Emery 1963-6-26 s.n. San Luis Obispo Vista del Morro Drive, Baywood Park Comment
  UC50515  Koeleria macrantha J. H. Barber 1900-4-15 San Luis Obispo Paso Robles Comment
  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
  OBI81180  Kickxia elatine Michael Walgren 2015-10-21 457 San Luis Obispo Santa Rosa Creek in the town of Cambria in San Simeon State Park 3 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
Read comments
Mar 7 2012
  OBI70770  Keckiella breviflora var. breviflora Butterworth 2006-6-9 628 San Luis Obispo Chimineas; Carrizo Cyn, .8 mi S of Gillam Rd, base of rock wall 619 Comment
  UC771630  Juncus xiphioides R. F. Hoover 6545 San Luis Obispo Atascadero Salinas River Comment
  SBBG131017  Juncus usitatus D. Keil 2015-2-19 32648 San Luis Obispo Cal Poly campus, wetland area between Cerro Vista dorms complex and Village Drive 125 Comment
  UCR42650  Juncus patens E. A. Wise 1981-6-26 680 San Luis Obispo Villa Creek Reservoir, Hwy 1 North of Cayucos. 8 Comment
  OBI75721  Juncus mexicanus D. R. Miller 2011-5-13 511 .947 San Luis Obispo Rocky Butte/Pine Mt region. Stand in 'Edmunson Bay' below Coles Rd, on Marmolejo Crk drainage 732 Comment
  OBI80449  Juncus lescurii David J. Keil 1992-1 22996 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn. 170 Comment
  UCR263706  Juncus hesperius Mark A. Elvin, Glenn M. Greenwald, Jason Storlie 2014-12-18 7867 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Colorada Pond,' c. 80 m from south Refuge boundary 17 Comment
  UCSB34442  Juncus bufonius var. bufonius Roberts, Fred 1980-4-25 San Luis Obispo At end of Bridge Street in the Cambria Pine Forest; north of Cambria 152 Comment
  POM186497  Juncus breweri T. Craig 1933-7-3 1879 San Luis Obispo Sand hills 1 to 3 miles south of Pismo Beach Comment
  OBI21127  Juncus breweri Robert F. Hoover 1946-9-19 6424 San Luis Obispo Oceano beach Comment
  RSA662408  Juncus balticus subsp. ater Mary D Arche 1981-4-19 81 -6 San Luis Obispo Cambria, intersection of Brighton and Chelsea. Comment
  OBI53982  Juncus acutus Larry Kelly 1989-1-29 332 San Luis Obispo Pismo marsh, W along Norswing between Coolidge and Pier Comment
  CAS-BOT-BC110029  Juncus acutus R. F. Hoover 1964-6-11 9047 San Luis Obispo Cuesta-by-the-Sea, south end of Morro Bay. Comment
  SBBG109443  Juncus C. B. Hardham 1960-6-17 6165 San Luis Obispo Chris Food Crk Comment
  SBBG112582  Juncus C. B. Hardham 1958-5-7 3225 San Luis Obispo between Bee Rock and the Nacimiento River Comment
  OBI72209  Juglans regia E. L. Painter & M. Wetherwax, M. Wetherwax 2000-8-20 SLO- 163 San Luis Obispo Camp SLO; along Chorro Valley rd, near warehouses, in cultivated grove 100 Comment
  RSA0011201  Juglans regia Peter L. Morrell, D. S. Krause 1994-5-27 456 San Luis Obispo At 6060 Ontario Road., 0.8 miles N of Avila Beach - San Luis exit off CA Hwy 101. 100 Comment
  OBI70510  Jaumea carnosa Larry Kelly, David J. Keil 1988-10-1 295 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI6141  Jaumea carnosa D. Waive Stager 1972-8-21 37 San Luis Obispo Montana de Oro State Park sand spit [on label as Morro Bay State Park]; above high tide line of Shark's Inlet Comment
  SEINET10605145  Jarava ichu David D. Keck 1934-4-26 Keck 2813 San Luis Obispo 10 mi. W of Simmler on road to La Panza. Comment
  SBBG18432  Isolepis cernua M. A. Piehl 1963-8-4 63783 San Luis Obispo W side of Oso Flaco Lake 3 Comment
  CAS-BOT-BC324693  Isocoma menziesii var. vernonioides Clare B. Hardham 1956-11-13 1523 San Luis Obispo Near outlet to Toro Creek, Santa Lucia Mountains Comment
  CAS-BOT-BC324695  Isocoma menziesii var. vernonioides Alice Eastwood 1926-5-3 13799 San Luis Obispo Avila Comment
  CAS-BOT-BC311684  Isocoma menziesii var. sedoides Ernest C. Twisselmann 1959-5-23 5275 San Luis Obispo Piotn Buchon 6 Comment
  CAS-BOT-BC311682  Isocoma menziesii var. sedoides W. R. Dudley 1893-12-28 s.n. San Luis Obispo Above Pismo Comment
  CAS-BOT-BC311677  Isocoma menziesii var. sedoides Roxana S. Ferris; Laura Lorraine 1950-8-14 12357 San Luis Obispo At San Simeon Creek, State Highway 1 Comment
  UC1321305  Isocoma acradenia var. bracteosa R. F. Hoover 1966-10-8 10144 San Luis Obispo pass at se end Carrizo Plain Comment
  OBI43649  Iris pseudacorus Eric Wise 1982-5-6 1452 San Luis Obispo Meadow Ln, City of San Luis Obispo [San Luis Obispo] Comment
  OBI32346  Hypochaeris radicata David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al 1982-5-8 15925 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini ranch rd on dirt rd leading onto slopes of Cypress Mtn Comment
  CAS-BOT-BC311476  Hypochaeris radicata Clare B. Hardham 1957-11-7 2722 San Luis Obispo Santa Lucia Mountains. Cambria Comment
  OBI28793  Hypochaeris glabra Melissa Luckow, Rhonda Riggins and Richard Pimentel 1982-4-4 736 San Luis Obispo Huasna Rd, 1/2 mi NW of where the Huasna River crosses the rd Comment
  OBI72391  Hypochaeris glabra E. L. Painter & M. Wetherwax, M. Wetherwax 2003-3-18 CR- 391 San Luis Obispo Camp Roberts, UTMs (NAD27) zone 10, 699604E, 3962016N 162 Comment
  UCR39143  Hypericum perforatum David J. Keil 1984-7-29 18318 San Luis Obispo S of city of San Luis Obispo along Orcutt Road, c. 1.5 mi. south of junction with Biddle Ranch Road. Comment
  UCR263696  Hydrocotyle ranunculoides Glenn M. Greenwald 2014-5-2 s.n. San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, 'Colorado Pond', c. 80 m from south refuge boundary 17 Comment
  UC454504  Hydrocotyle ranunculoides I. J. Condit 1909-9-6 San Luis Obispo Oceano Comment
  UC1385112  Hydrocotyle ranunculoides Ronald L. Stuckey 1963-8-4 1963 San Luis Obispo margin of Oso Flaco Lake Comment
  SBBG30905  Hydrocotyle ranunculoides R. N. Philbrick 1968-6-7 San Luis Obispo Black Cyn, Nipomo Mesa at E edge of Hwy 1, between Oceano and Oso Flaco Lake Comment
  OBI62985  Hosackia crassifolia var. otayensis D. R. Miller 1989-4-26 489 -4 San Luis Obispo Along and in road way to Art Williams' land, on Little Pine Mtn 945 Comment
  CAS-BOT-BC143394  Horkelia yadonii Ernest C. Twisselmann 1956-6-13 2929 San Luis Obispo Northeast spur of Black Mountain 533 Comment
  OBI62103  Horkelia tenuiloba P. A. Holden 1968-5-8 292 San Luis Obispo 2 mi S of Edna Oil Fields in clumps in cleared areas Comment
  HSC91503  Horkelia marinensis Susan H. Bicknell 1988-8-15 San Luis Obispo Montana de Oro State Park, MDO 2 and 3 Comment
  CAS-BOT-BC536133  Horkelia californica Alice Eastwood 1926-4-28 13608 San Luis Obispo Cambria Comment
  UCR15507  Horkelia George K. Helmkamp 1978-6-3 s.n. San Luis Obispo Central Coast, Montana de Oro State Park 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
  OBI69436  Hordeum murinum subsp. glaucum David J. Keil 2008-4-17 30514 San Luis Obispo Highway 166, 1.2 miles west of junction with Highway 33. Cuyama Valley east of Cuyama. 720 Comment
  CDA2207  Hordeum murinum P. Tomsovic 1997-5-1 97 San Luis Obispo San Luis Peak., west of Highway 101 between Broad Street and Marsh. 0 Comment
  OBI81016  Hordeum murinum Sammy Bueche, Anthony Campos, Mia Stornetta, Jessie Poletti, John Corotis, Andy Catanio 2014-4-24 5 San Luis Obispo Strother Park. Hillside that gradually slopes into a flat area along the bank of the Arroyo Grande Creek. 14 Comment
  OBI21926  Hordeum murinum Eben McMillan 1952-5-2 95 San Luis Obispo Choice Valley 1 mi S, 8 mi E of Shandon Comment
  OBI31767  Hordeum marinum Turnquist, Smeltzer 1982-5-1 74 San Luis Obispo NE side of Laguna Lake Park Comment
  RSA779036  Hordeum brachyantherum subsp. brachyantherum David J. Keil 2011-5-12 31002 San Luis Obispo San Luis Range. Irish Hills. Madona-Twisselmann Ranch, accessed from Prefumo Canyon Road 300 Comment
  CAS-BOT-BC150045  Holodiscus discolor var. discolor Ernest C. Twisselmann 1955-7-31 2293 San Luis Obispo Jack Creek at York Mountain 274 Comment
  CAS-BOT-BC150043  Holodiscus discolor var. discolor John Thomas Howell 1964-6-30 40861 San Luis Obispo Cambria Comment
  RSA449779  Holodiscus discolor L. W. Edge 1974-6-10 445 San Luis Obispo N facing slope, See Canyon. Comment
  OBI26247  Holodiscus discolor M. E. Schneider 1974-6-1 s.n. San Luis Obispo NE face of San Luis Obispo Comment
  OBI10167  Holodiscus discolor F. Rush April1956 73 San Luis Obispo Mt SLO, E central cyn Comment
  CDA19997  Holodiscus discolor J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area; Los Padres National Forest, Cuesta Ridge East 670 Comment
  UC1392914  Holocarpha virgata subsp. virgata R. F. Hoover 1969-9-9 11581 San Luis Obispo 12 mi nw Paso Robles (on road to Nacimiento Dam) Comment
  JEPS116196  Hoita orbicularis M. Wetherwax, E. L. Painter 2003-5-29 SLO- 338 San Luis Obispo Camp San Luis Obispo. Minor tributary of Chorro Creek, below bog thistle exclosure. Comment
  JEPS99372  Hoita macrostachya Clare B. Hardham 1956-8-8 1274 San Luis Obispo Old Creek, Santa Rita Road Comment
  SBBG12618  Hieracium argutum C. B. Hardham 1960-6-27 6324 San Luis Obispo Black Mtn, Hwy 41, Cambria-Cayucos Rd 609 Comment
  CAS-BOT-BC318470  Hieracium argutum R. F. Hoover 1969-7-17 11475 San Luis Obispo Just west of Cuesta Pass summit Comment
  CAS-BOT-BC318469  Hieracium argutum R. F. Hoover 1969-7-17 11475 San Luis Obispo Just west of Cuesta Pass summit Comment
  SEINET2431518 Image available Heuchera pilosissima Kurt R. Neisess 1976-2-16 San Luis Obispo Growing next to parking lot on the east side of Morro Rock. Comment
  UC1392883  Heuchera pilosissima R. F. Hoover 1969-3-25 11190 San Luis Obispo n side of Morro Rock Morro Bay Comment
  CDA7942  Heterotheca sessiliflora subsp. echioides E. C. Twisselmann 1962-10-1 7914 San Luis Obispo Tremblor Range & Western San Joaquin Valley: Upper Sonoran grassland. Carrisa Plains School. Comment
  OBI59718  Heterotheca sessiliflora George Butterworth 1997-8-23 157 San Luis Obispo T31S, R19E, S26, SW Qtr W of American ranch 3/4 mi 100 yds E of fence/sec line, 30 yds S of rd; N slope 732 Comment
  RSA201656  Heterotheca oregona var. scaberrima Robert F. Hoover 1947-9-19 7400 San Luis Obispo Upper Salinas River 3 miles S of Pozo. Comment
  OBI39100  Heterotheca oregona David J. Keil 1983-7-16 17403 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  CDA7029  Heteranthemis viscidihirta David J. Keil 1991-4-26 22551 San Luis Obispo Along Pine Street, north of Los Osos Valley Road, Los Osos. 0 Comment
  OBI74638  Hesperoyucca whipplei David J. Keil 1987-5-6 20116 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58. Comment
  OBI6650  Hesperoyucca whipplei Greg Hassen 1975-7-8 27 San Luis Obispo Poly Cyn [Cal Poly campus] Comment
  OBI11725  Hesperomecon linearis Robert F. Hoover 1947-4-25 7073 San Luis Obispo Black Lake, S of Arroyo Grande Comment
  SBBG95505  Hesperolinon micranthum D. Keil, D. Walters 1986-5-2 19308 San Luis Obispo Reservoir Cyn, just N of San Luis Obispo 182 Comment
  SJSU3603  Hesperocnide tenella C. W. Sharsmith 1962-4-22 6868 San Luis Obispo Carrizo Rocks, edge of Carrizo Plain c. 4 mi SW of Simmler Comment
  OBI33009  Hesperocnide tenella David J. Keil 1983-4-23 17939 San Luis Obispo Vicinity of Arroyo de la Cruz. N of the Arroyo and W of hwy 1 Comment
  OBI50509  Hesperevax sparsiflora var. sparsiflora Steven A. Junak, David A. Young, Tina J. Ayers 1989-4-27 3956 San Luis Obispo Cuesta Ridge: Along main rd (USFS Rd #29S11.3) 0.1 mi W of W boudnary sign for the Cuesta Ridge Botanical Area, 5.3 mi W of hwy 101 786 Comment
  SBBG123049  Hesperevax sparsiflora var. sparsiflora D. Keil 1998-4-10 26685 San Luis Obispo 2051 O'Connor Way, SW of San Luis Obispo Comment
  SBBG118280  Hesperevax sparsiflora var. sparsiflora A. Dilworth, J. Goldzman 1998-4-22 San Luis Obispo ca. 0.2 mi from intersection of Chorro Valley Rd and dirt rd on E side of Chorro Crk; Camp San Luis Obispo; LCTA plot 309 Comment
  OBI73112  Hesperevax sparsiflora David J. Keil, with Lynne Dee (Oyler) Althouse 2000-5-10 28649 San Luis Obispo Santa Margarita Ranch. Ca. 0.5 miles south of railroad crossing along Pozo Road and westward along ranch roads. Comment
  SEINET5782067 Image available Hesperevax caulescens Marcus E. Jones 1882-1 3225 San Luis Obispo San Luis Obispo Comment
  UCR160572  Hemizonia pungens subsp. pungens George K. Helmkamp, E. A. Helmkamp 2005-6-7 9553 San Luis Obispo Outer South Coast Ranges, along Arroyo Grande to Huasna Road [beyond Huasna], 2.1 miles ENE of Huasna Township Road 253 Comment
  OBI16145  Hemizonia increscens subsp. increscens Robert F. Hoover 1947-8-9 7361 San Luis Obispo Between San Carpoforo Crk and Arroyo de la Cruz Comment
  RSA94199  Hemizonia increscens F. W. Peirson, Mabel Peirson 1920-7-31 2233 San Luis Obispo Near Morro Bay. Comment
  SEINET1782056  Hemizonia halliana Unknown 1933-5-4 2170 San Luis Obispo 1.5 mi E of Cholame, Cholame Creek. 366 Comment
  CAS-BOT-BC26120  Hemizonia halliana David D. Keck; Wm. M. Hiesey 1933-5-4 2170 San Luis Obispo Northeastern San Luis Obispo Co.: 1.5 miles easterly of Cholame, Cholame Creek. 365 Comment
  OBI35835  Hemizonia congesta subsp. luzulifolia Allison Berry 1984-4-17 108 San Luis Obispo Camp San Luis Shooting Facility. 6.5 mi N of San Luis Obispo on hwy 1 Comment
  CAS-BOT-BC309878  Hemizonia congesta subsp. luzulifolia David D. Keck 1933-5-5 2194 San Luis Obispo Cayucos Comment
  SBBG40546  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1969-8-15 11546 San Luis Obispo valley W of Mt Bishop Comment
  OBI31112  Hemizonia congesta subsp. luzulifolia Julie M. Vanderwier 1979-8-15 185 San Luis Obispo Indian Knob Tar Sands Comment
  UC912270  Hemizonia congesta Herbert L. Mason 1929-10-12 5487 San Luis Obispo 5.2 mi from Atascadero Comment
  UCR116531  Hemizonia congesta O. F. Clarke 2000-10-22 s.n. San Luis Obispo Outer South Coast Range, c. 3 miles east of Cal & Letty French residence (on Chimney Rock Rd. c. 1/2 mi. east of Paso Robles) up grade on small blacktop road 300 Comment
  CAS-BOT-BC123593  Hemizonia angustifolia var. barclayi William Henry Brewer 1860-11-25 14 San Luis Obispo San Luis Obispo Comment
  OBI6636  Helminthotheca echioides Greg Hassen 1975-7-15 43 San Luis Obispo Poly Cyn, . Along E side of Poly Cyn Rd near end of rd Comment
  OBI20846  Heliotropium curassavicum var. oculatum Robert F. Hoover 1966-9-12 9995 San Luis Obispo Nipomo Crk SE of Nipomo Comment
  OBI38250  Heliotropium curassavicum Eric Wise 1981-8-7 1052 San Luis Obispo Cholame Crk at Bitterwater Rd Comment
  OBI38247  Heliotropium curassavicum Eric Wise unk 1230 San Luis Obispo Lopez Cyn, Lopez lake Comment
  OBI38240  Heliotropium curassavicum Eric Wise 1981-6-7 503 San Luis Obispo Cuyama River, 26.5 mi W of New Cuyama Comment
  OBI38236  Heliotropium curassavicum Eric Wise 1983-10-16 1799 San Luis Obispo Ortega Spring. 1 mi S of hwy 46 (near cholame) on Bitterwater Valley Rd Palo Prieto Cyn. 2 coll One at spring with cattle feeder and the other about 1/4 mi closer to rd Comment
  OBI75178  Helianthemum nummularium David J. Keil 2011-3-28 30987 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. In planter near Building 5, Architectural and Environmental Design. 93 Comment
  CAS-BOT-BC309506  Helenium puberulum Alice Eastwood 1927-8-1 15030 San Luis Obispo San Simeon Bay Comment
  UC897319  Helenium bigelovii Alice Eastwood and John Thomas Howell 1936-5-6 2219 San Luis Obispo Chorro Creek Comment
  OBI80808  Hedypnois cretica David J. Keil 1992-1 22920 San Luis Obispo Laguna Lake City Park. Along Madonna road in grassy strip with lawn 170 Comment
  OBI75123  Hazardia stenolepis Robert F. Hoover 1946-10-6 6476 San Luis Obispo Cottonwood pass, just west of summit Comment
  JEPS64638  Hazardia squarrosa var. grindelioides Ernest C. Twisselmann 1970-10-31 17566 San Luis Obispo 4.2 mi w Paso Robles; Peachey Canyon 365 Comment
  OBI75117  Hazardia squarrosa Robert F. Hoover 1946-8-24 6322 San Luis Obispo Near Laguna, near San Luis Obispo Comment
  SJSU5864  Hakea suaveolens C. D. Duncan 1958-10-12 San Luis Obispo Cambria Pines Lodge, Cambria Pines Comment
  OBI2607  Hainardia cylindrica Larry E. Brown 1971-5-20 2005 San Luis Obispo At Cambria County Park in Cambria Comment
  UCD132610  Gutierrezia californica John Thomas Howell 1973-11-2 50316 San Luis Obispo San Luis Obispo County: upper Cuyama Valley 1 mile west of Kern County line. 792 Comment
  OBI54843  Gutierrezia californica David J. Keil 1996-9-13 26050 San Luis Obispo 1 mile e of San Juan Creek Bridge along Hwy 58. Comment
  JEPS99090  Gutierrezia californica Clare B. Hardham 1958-9-8 3945 San Luis Obispo Nacimiento River, below dam Santa Lucia Mountains Comment
  UC1296266  Guillenia lasiophylla R. F. Hoover 1949-5-1 7655 San Luis Obispo at junction of Cottonwood Pass Rd and Palonio Pass Rd.; Cholame Valeey Comment
  OBI35260  Grindelia stricta var. platyphylla H. E. Jones 1981-5-18 24 San Luis Obispo Point Piedras Blancas. 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
  JEPS26367  Grindelia hirsutula Ernest C. Twisselmann 1959-5-23 5259 San Luis Obispo mouth of Toro Creek, near Cayucos Cemetery; Toro Creek 15 Comment
  CAS-BOT-BC305104  Grindelia hirsutula Ira L. Wiggins 1929-4-15 3608 San Luis Obispo 1 mile north of Moro Beach Comment
  UC75916 Image available Grindelia hirsutula J. E. Roadhouse 1905-1 65 San Luis Obispo San Luis Obispo Comment
  UC54021  Grindelia hirsutula Miss Lydia Summers 1892-5-25 San Luis Obispo near Morro Comment
  SBBG109818  Grindelia hirsutula C. B. Hardham 1956-8-8 1279 San Luis Obispo Santa Rita Rd near intersection with Cayucos Rd Comment
  POM280700  Grindelia hirsutula Henry J. Ramsey, Henry J. Ramsey 1940-4-21 s.n. San Luis Obispo Morro Bay region. Comment
  CAS-BOT-BC305102  Grindelia hirsutula Alice Eastwood 1906-5-27 396 San Luis Obispo Suey Creek road Comment
  OBI20830  Greeneocharis circumscissa Robert F. Hoover 1947-4-26 7082 San Luis Obispo 3 mi NE of Pozo Comment
  OBI20837  Greeneocharis circumscissa Robert F. Hoover 1948-5-2 7503 San Luis Obispo Between San Juan River and Carrizo Plain, W of Simmler Comment
  UCR161364  Gnaphalium californicum George K. Helmkamp, E. A. Helmkamp 2005-3-5 9017 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
  UCR140147  Gnaphalium californicum George K. Helmkamp 2004-2-11 8279 San Luis Obispo Central Coast, Nipomo Mesa, Pomeroy Rd, 0.2 mi north of Willow Rd. 130 Comment
  JEPS99301  Glycyrrhiza lepidota C. B. Hardham 1958-9-16 3850 San Luis Obispo San Marcos Creek, Oak Flat Road Comment
  CAS-BOT-BC435011  Glinus lotoides Clare B. Hardham 1959-10-1 4197 San Luis Obispo Chris Klinrworth Ranch. About 10 miles south east of Paso Robles, road from Creston Road to Standard Oil Pump Station. Comment
  UCR15613  Glebionis segetum George K. Helmkamp 1978-6-3 s.n. San Luis Obispo Central Coast, roadside in Morro Bay Comment
  OBI59245  Glebionis coronaria G. F. Hrusa 1998-4-20 14351 San Luis Obispo South Coast Ranges. Waste ground at intersection of Los Berros Rd and US 101 on Nipomo Mesa. USGS quad Oceano 7.5 75 Comment
  SBBG100878  Githopsis specularioides D. R. Miller 1992-4-28 492 -1 San Luis Obispo Cole Ranch, Pine Mtn 670 Comment
  OBI52723  Githopsis specularioides D. R. Miller 1991-5-23 915 -1 San Luis Obispo Along rd into D.R. Miller Property, also in fruit orchard, E slope Pine Mt 701 Comment
  OBI49920  Githopsis specularioides David J. Keil, Mary Coffen, Cathy Rose, & Corky Matthews 1984-5-5 18226 San Luis Obispo Amer Cyn area in La Panza Mts Comment
  JEPS35310  Githopsis diffusa subsp. robusta R. F. Hoover 1952-5-11 7199 San Luis Obispo Navajo Camp La Panza Range Comment
  JEPS22908  Githopsis diffusa subsp. diffusa Clare B. Hardham 1957-5-12 1906 San Luis Obispo Franklin Creek near Camp Natoma; Santa Lucia Mts., Franklin Creek Comment
  RSA148720  Gilia tricolor Clare B. Hardham 1961-3-20 6688 San Luis Obispo Cottonwood Pass east of Cholame. 610 Comment
  JEPS99371  Gilia tenuiflora subsp. tenuiflora Clare B. Hardham 1957-5-4 1860 San Luis Obispo Sierra Redondo, W end Comment
  CAS-BOT-BC226466  Gilia tenuiflora subsp. tenuiflora Lois Gershenson 1980-4-19 14 San Luis Obispo 5.3 miles east of St. Margarita 365 Comment
  UC1123814  Gilia tenuiflora subsp. tenuiflora T. M. Hendrix 1937-4-22 76 San Luis Obispo 2.1 mi nnw Highland School; Pozo Quad. Comment
  SBBG107671  Gilia tenuiflora subsp. tenuiflora C. B. Hardham 1961-4-17 6824 San Luis Obispo Pine Mtn 975 Comment
  RSA124952  Gilia tenuiflora subsp. amplifaucalis Clare B. Hardham 1959-4-3 4165 San Luis Obispo Sandy Hills, north of the Nacimiento Dam Comment
  RSA150785  Gilia tenuiflora subsp. amplifaucalis D. E. Breedlove 1962-3-25 1998 San Luis Obispo 6.5 miles south of Shandon 351 Comment
  CAS-BOT-BC226499  Gilia tenuiflora subsp. amplifaucalis Herbert L. Mason 1935-3-30 8249 San Luis Obispo Cholame Valley Comment
  UC1023797  Gilia ochroleuca subsp. minima R. F. Hoover 1947-3-29 6783 San Luis Obispo Atascadero Comment
  SEINET15322361  Gilia millefoliata R. W. Summers 1886-1 s.n. San Luis Obispo San Luis Mountains. Comment
  RSA0076398  Gilia malior Verne Grant, Alva Grant 1952-4-21 17559 San Luis Obispo 1 mi. s. of jct. of Maricopa-Santa Maria rd. on Ojai road, Cuyama Valley. Comment
  UCD117614  Gilia clivorum G. F. Hrusa 1992-3-24 10354 San Luis Obispo along Highway 46 right-of-way, approx. 6 miles east of Paso Robles. Comment
  UC1123786  Gilia clivorum H. C. Lee 1937-3-31 801 San Luis Obispo 3 mi ne Templeton; Paso Robles Quad. Comment
  SD231374  Gilia clivorum J. Mark Porter, Theodore Anderson 2005-4-25 14359 San Luis Obispo Along Highway 46, 0.5 mi E of Antelope Road. 527 Comment
  UCSB5034  Gilia achilleifolia subsp. achilleifolia Whitehouse, W. 1960-4-10 San Luis Obispo .8 mile along Cambria Bridge Pines Rd., past Cambria Lodge Comment
  SBBG3770  Gilia achilleifolia subsp. achilleifolia C. B. Hardham 1957-4-14 1672 San Luis Obispo Marquardt Ranch, Cayucos Rd Comment
  UCR134401  Gilia achilleifolia subsp. achilleifolia George K. Helmkamp, E. A. Helmkamp 2001-4-29 6595 San Luis Obispo Irish Hills, Prefumo Cyn Rd., 2.8 miles west of Los Osos Valley Rd., SW of San Luis Obispo 91 Comment
  UC1023809  Gilia achilleifolia subsp. achilleifolia R. F. Hoover 1947-3-26 6768 San Luis Obispo Price Canyon Comment
  RSA749088  Gilia achilleifolia Al Lindholm 281 San Luis Obispo Fitzhugh Property 6 mi. N of Cayucos, straddling main ridge of Santa Lucia Mtns. Transect up Mustang Canyon and down Quail Canyon. Comment
  POM74344  Gilia achilleifolia Anonymous 1882-5-6 2381 San Luis Obispo [Unspecified] Comment
  OBI56367  Geranium rotundifolium David J. Keil 1999-5-27 28354 San Luis Obispo US 101, ca. 1.3 miles nw of Cuesta Pass, ca. 0.4 miles south of Tassajara Creek Road. Comment
  OBI73484  Geranium pusillum David J. Keil, with Mike Mattina 2010-5-31 30812 San Luis Obispo Western slope of Santa Lucia Mts. Los Padres National Forest. Trail system east of Ragged Point. Comment
  OBI65893  Geranium molle D. R. Miller 1994-4-14 494 -202 San Luis Obispo Pine Mt Region. From Coles main orchard, Marmolejo Crk drainage 700 Comment
  UCSB9879  Geranium dissectum Fischer, Erica 1959-4-11 San Luis Obispo 13.9 miles from So. Cayucos on road leading to Cambria Comment
  OBI28110  Geranium dissectum Carrie Wilson, Allison Berry 1982-5-9 35 San Luis Obispo N of San Luis Obispo 10 mi 1/4 mi E of CA Rte 101 on CA Rte 58- Santa Margarita. Site to R of Rd; 50 yds from RR tracks Comment
  CDA4132  Genista T. C. Fuller 1968-5-22 17074 San Luis Obispo Ardath Drive south of Pembrook Drive, Cambria. 0 Comment
  OBI75762  Garrya flavescens D. R. Miller 2011-5-6 511 .944A San Luis Obispo Flora of Rocky Butte/Pine Mt. Region. Jim Rhoades property on main rd in San Simeon Crk drainage 900 Comment
  UC1296262  Garrya flavescens R. F. Hoover 1953-9-9 8332 San Luis Obispo summit ridge Caliente Mt. Comment
  CAS-BOT-BC192058  Garrya flavescens R. F. Hoover 1953-9-9 8332 San Luis Obispo Caliente Mt. Comment
  HSC91782  Gamochaeta ustulata Susan H. Bicknell 1989-4-17 San Luis Obispo Montano de Oro State Park, MDO1 Comment
  SBBG93739  Galium porrigens var. porrigens S. A. Junak 1990-4-17 4171 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
  OBI53456  Galium porrigens Arthur W. Hazebrook 1991-6-6 89 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, NE facing base of hill Comment
  OBI4826  Galium porrigens Mike Wemp 1972-3-29 18 San Luis Obispo 1/2 mi NW of Montana de Oro State Park campground 61 Comment
  OBI80049  Galium parisiense David J. Keil, with Lynne Dee Althouse 2002-5-2 29865 San Luis Obispo Santa Margarita Ranch Comment
  UC1583742  Galium hardhamiae David Keil with Rhonda Riggins, Richard A. Pimental, and D. R. Doc Miller 1985-4-27 18669 San Luis Obispo along San Simeon Creek Rd. 19.1 mi from California Rte. 1 (n of Rocky Butte lookout) 716 Comment
  UCR161924  Galium aparine George K. Helmkamp, E. A. Helmkamp 2005-3-1 8976 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
  CDA19990  Galium andrewsii subsp. andrewsii J. Hunter May 1994 s.n. San Luis Obispo Black Butte Research Natural Area, Los Padres NF, Cuesta Ridge East 0 Comment
  LA208384  Galium andrewsii Marcus E. Jones; 1982-5-8 3239 San Luis Obispo San Luis Obispo 243 Comment
  OBI43659  Fritillaria ojaiensis Fred Hrusa 1981-5-21 123 San Luis Obispo Reservoir cyn Comment
  UCSB39872  Fritillaria biflora Shaw, J. 1982-3-25 San Luis Obispo Along Los Osos Valley Road at the intersection with Descanso Street 60 Comment
  SEINET12044001  Fritillaria biflora Unknown 1939-1 230 San Luis Obispo Point Sal Comment
  OBI3908  Fritillaria biflora Patricia Wiese 1971-5-23 41 San Luis Obispo S boundary of cypress grove in Cuesta Ridge Botanical Area 762 Comment
  UC66676  Fritillaria biflora N. K. Berg 1904-4-17 San Luis Obispo Port Harford Comment
  UC3626  Fritillaria biflora Alice King Apr. 1895 San Luis Obispo Arroyo Grande Comment
  SEINET7073757  Fritillaria biflora A. G. Vestal 1955-4-19 s.n. San Luis Obispo Serpentine opposite Cuesta grade (Route 101). About 4.5 miles northeast of San Luis Obispo. UTM Zone 10, 715543mE, 3913814mN. Coordinate datum: NAD27. Comment
  OBI66867  Fritillaria biflora David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29598 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 deg. N, 120.6800 deg. W 244 Comment
  OBI27206  Fritillaria biflora Thomas Burrows 1981-4-9 131 San Luis Obispo Reservoir Cyn Comment
  OBI21380  Fritillaria biflora Robert F. Hoover 1947-3-8 6652 San Luis Obispo San Simeon Comment
  OBI28815  Fritillaria agrestis David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14460 San Luis Obispo 10 mi E of jctn with Calif Rte 227 along Calif Rte 58 Comment
  RSA367709  Fritillaria affinis Russell S. Woglum 1940-4-20 2627 San Luis Obispo West of Templeton on road to Cambria (State Highway 46) Comment
  UCR1401  Fremontodendron californicum Frank C. Vasek 1960-4-10 600410- 04 San Luis Obispo c. 1.8 miles west of U.S. Hwy 101 on a dirt road leading W from Cuesta Summit, c. 6 miles north of San Luis Obispo 671 Comment
  SBBG28960  Frangula californica subsp. californica C. B. Wolf 1929-4-16 San Luis Obispo narrow cyn 6 mi E of Morro on rd to Atascadero Comment
  OBI77019  Frangula californica subsp. californica David A. Young, S. A. Junak & T. J. Ayers 1989-4-27 1981 San Luis Obispo Along "chaparral rd" near the E end of the Botanical area, below TV antennas. Near first Pinus sabiniana where road turns to large ruts Comment
  OBI27399  Frangula californica subsp. californica Thomas Burrows 1980-5-17 61 San Luis Obispo Reservoir Cyn 152 Comment
  OBI17786  Frangula californica subsp. californica Penelope Blackmer 1973-9-30 116 San Luis Obispo On crk bank at fork of Pennington crk. SW corner Pennington crk bio reserve Comment
  CAS-BOT-BC52671  Frangula californica subsp. californica R. F. Hoover 1946-10-27 6537 San Luis Obispo Canyon opening south into Cuyama River opposite Pioneer Grove (which is in Santa Barbara Co.) Comment
  RSA171120  Fragaria chiloensis Robert F. Thorne, Percy C. Everett 1962-10-3 31401 San Luis Obispo Near Oso Flaco Lake. 5 Comment
  RSA133873  Fragaria chiloensis John H. Thomas 1959-3-20 7562 San Luis Obispo Oso Flaco Lake, a dune lake along the coast, 17 miles S of San Luis Obispo County. 8 Comment
  OBI10153  Fragaria chiloensis Robert F. Hoover 1967-9-15 10871 San Luis Obispo Dunes S of Oso Flaco Lake Comment
  OBI37370  Foeniculum vulgare Eric Wise 1982-4-28 1385 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  OBI25993  Foeniculum vulgare David J. Keil 1981-5-16 14620 San Luis Obispo Area around Arroyo de la Cruz near its crossing of Calif hwy 1 Comment
  OBI28178  Festuca perennis Jeffrey Null 1980-5-11 25 San Luis Obispo Ecological Study Area, Cal Poly State Univ, San Luis Obispo Comment
  OBI53446  Festuca myuros Arthur W. Hazebrook 1991-6-6 80 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  OBI32642  Festuca myuros David J. Keil 1982-5-2 15908 San Luis Obispo Ca. 1 mi W of jctn of Huerhuero Rd with Calif Rte 58 and S on dirt rd Comment
  SBBG133019  Festuca myuros D. Keil 1990-4-26 21390 San Luis Obispo Mobil Oil Co property on Nipomo Dunes S of Oso Flaco Lake Rd, E of Oso Flaco Lake Comment
  OBI4329  Festuca microstachys William Lester 1969-4-16 164 San Luis Obispo Fish Ranch road 457 Comment
  CDA33356  Festuca idahoensis J. Gleason 2010-4-16 PDR# 1450415 San Luis Obispo San Luis Obispo; Highway 101, right-of-way and median. 0 Comment
  OBI32460  Festuca californica Rhonda Riggins 1982-5-8 1389 San Luis Obispo NE slopes Cypress Mtn. T27S, R9E, sec 12 Comment
  OBI32394  Festuca bromoides David J. Keil, Melissa Luckow, Rhonda Riggins-Pimentel, Richard Pimentel, Linda Seek, et al. 1982-5-8 16039 -2 San Luis Obispo Cypress Mtn, E of Cambria in Santa Lucia Mts. NE side of mtn on hillside above cypress swamp Comment
  OBI21868  Festuca bromoides Fred W. Rush May-56 34 San Luis Obispo NW Mt SLO Comment
  OBI21819  Festuca bromoides Robert F. Hoover 1964-4-14 8718 San Luis Obispo San Luis Obispo Comment
  OBI17354  Extriplex californica Robert F. Hoover 1964-10-3 9314 San Luis Obispo S of mouth of Islay Crk Comment
  UC455523  Euthamia occidentalis I. J. Condit 1908-11-14 San Luis Obispo Oceano Comment
  SBBG117862  Eurybia radulina M. Petroelje, J. Clark 1998-7-9 San Luis Obispo S of shooting ranges; Camp San Luis Obispo Training Area H; LCTA plot 315 152 Comment
  POM137436  Euphorbia spathulata R. W. Summers 1880-4-25 8687 San Luis Obispo Glades of the Santa Lucia Mts. Comment
  SBBG81973  Euphorbia spathulata C. F. Smith 1950-4-30 2703 San Luis Obispo rd NE of Pinole Land and Cattle Company headquarters, ca. 3 airline mi SW of Yeguas Mtn Comment
  OBI36858  Euphorbia serpillifolia subsp. serpillifolia Eric Wise 1981-9-1 1071 San Luis Obispo Turri Rd, 1 mi E of So Bay Blvd Comment
  OBI33934  Euphorbia serpillifolia subsp. hirtula David J. Keil 1983-10-21 17999 San Luis Obispo Just S of Creston along hwy 229 on Lasma property Comment
  OBI57813  Euphorbia serpens David J. Keil 1998-8-26 28039 San Luis Obispo Hwy 166, 1.4 miles E of junction with US 101. 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
  OBI55362  Euphorbia oblongata David J. Keil 1998-5-18 27302 San Luis Obispo N of Cayucos between Hwy 1 and ocean N of Point Estero. Just S of China Harbor. Comment
  OBI13935  Eucrypta chrysanthemifolia var. chrysanthemifolia Russell Gorman 1956-4-6 52 San Luis Obispo Los Berros Cyn approx 4 mi N of Nipomo Comment
  CDA17605  Eucrypta chrysanthemifolia Kathleen G. Jones, Gaylord Jones 1982-3-27 s.n. San Luis Obispo Santa Lucia Mountains; Lopez Canyon, eastern slope. 0 Comment
  CAS-BOT-BC5910  Eschscholzia lemmonii var. cuspidata L. (Lorenzo Dow) Jared 1893-5-1 s.n. San Luis Obispo unspecified Comment
  CAS-BOT-BC76494  Eschscholzia lemmonii J. M. Tucker 1952-4-19 2351 San Luis Obispo Foothills on southern border of Carrizo Plain, northeast of Caliente Mountain. Comment
  UC524061  Eschscholzia lemmonii Ira L. Wiggins 1932-3-21 5812 San Luis Obispo between Cholame and Annette; Bitterwater Valley Comment
  OBI36132  Eschscholzia californica Walter F. Chesbro 1978-4-1 1 San Luis Obispo On Old Pozo rd, 6 mi E of Lopez Lake Comment
  UC1126401  Eschscholzia californica T. M. Hendrix 1939-4-12 971 San Luis Obispo 1/2 mi sw Giffard Ranch; Branch Mt. Quadrangle Comment
  OBI35243  Eschscholzia californica K. A. Nadeau 1983-7-8 28 San Luis Obispo About 3 mi E of San Luis Obispo on ridge above intersection of Broad St and Rockview Rd Comment
  OBI11811  Eschscholzia californica Robert F. Hoover 1964-6-11 9041 San Luis Obispo Just S of Hazard Cyn Comment
  OBI58588  Eschscholzia caespitosa David J. Keil 1998-4-14 26735 San Luis Obispo Los Padres N.F. hills N of Cuyama River, near Adobe trailhead; 6.3 mi NE of junction with Tepesquet Canyon Rd on Hwy.166. Comment
  SD51002  Erysimum suffrutescens Darley F. Howe 1960-4-9 2842 San Luis Obispo Just east of Morro Bay Comment
  SBBG39679  Erysimum suffrutescens L. E. Allen 1966-5-19 San Luis Obispo Oso Flaco Lake area Comment
  OBI59270  Erysimum suffrutescens Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo Oceano Dunes, over N slope of stabilized dune ridge NW of Oso Flaco Lake Comment
  SEINET7063205  Erysimum capitatum var. capitatum A. G. Vestal 1963-5-16 s.n. San Luis Obispo Dunes about 0.7 mile east southeast of Los Osos on the Pecho Valley Road. UTM Zone 10, 698257mE, 3909354mN. (WGS84/NAD83). 49 Comment
  OBI31137  Erysimum capitatum Julie M. Vanderwier 1979-5-23 129 San Luis Obispo Indian Knob Tar Sands. near excavation pit below Indian Knob Comment
  CAS-BOT-BC54464  Erysimum capitatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-12 9460 San Luis Obispo Between La Panza and Simmler on State Highway #178. Comment
  CAS-BOT-BC54461  Erysimum capitatum John Thomas Howell 1948-6-15 24361 San Luis Obispo Red Hills southeast of Shandon. 762 Comment
  CAS-BOT-BC54453  Erysimum capitatum Alice Eastwood 1927-4-8 14326 San Luis Obispo Nipomo Mesa. Comment
  SBBG104369  Eryngium vaseyi D. A. Young, F. L. Johnson 1992-6-16 ROB 4 San Luis Obispo 0.5 km S of Gate 9 on E Perimeter Rd; Camp Roberts Comment
  SBBG81850  Eruca vesicaria C. F. Smith 1950-5-3 2754 San Luis Obispo bridge on Cholame Crk, Palo Prieto Cyn Comment
  OBI35253  Erodium moschatum H. E. Jones 1981-5-18 10 San Luis Obispo Point Piedras Blancas Comment
  UC1130320  Erodium moschatum N. K. Carlson 1936-3-18 138 San Luis Obispo 0.6 mi ssw Picacho; Arroyo Grande Quad. 99 Comment
  CHSC118651  Erodium moschatum Richard R. Halse 2016-3-21 9663 San Luis Obispo San Simeon; along State Hwy. 1 by its intersection with Castillo Drive. 18 Comment
  OBI78242  Erodium cicutarium L. D. Oyler 1990-6-12 1150 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
  SBBG16207  Erodium botrys M. A. Piehl 1963-4-20 6362 San Luis Obispo near bridge along S bank of Salinas River, 4 mi NE of Santa Margarita Comment
  SD88448  Eriophyllum staechadifolium Darley F. Howe 1972-6-23 San Luis Obispo 0.3 miles north of Pico Creek on Highway 1. Comment
  OBI59269  Eriophyllum staechadifolium Austin P. Griffiths 1980-5-25 s.n. San Luis Obispo Oceano Dunes. On NE brow of Little Coreopsis Hill 100 Comment
  UC455777  Eriophyllum staechadifolium I. J. Condit and Waters 1909-5-16 San Luis Obispo lower slope Cerro Alto Mt Comment
  RSA115512  Eriophyllum staechadifolium E. C. Twisselmann 1955-10-1 2416 San Luis Obispo Morro Rock 5 Comment
  OBI57999  Eriophyllum staechadifolium Austin P. Griffiths 1980-6-4 s.n. San Luis Obispo At W end of stabilized dune ridges just n of Oso Flaco Lake 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
  CAS-BOT-BC301947  Eriophyllum staechadifolium Ernest C. Twisselmann 1955-10-1 2416 San Luis Obispo Morro Rock 4 Comment
  CAS-BOT-BC301905  Eriophyllum pringlei Alice Eastwood; John Thomas Howell 1936-5-8 2344 San Luis Obispo 7 miles east of La Panza Comment
  OBI64982  Eriophyllum pringlei Greg Wilvert 2005-4-2 108 San Luis Obispo SE Half of the Caliente Range. 4 km W of Caliente Mtn 1235 Comment
  CAS-BOT-BC301903  Eriophyllum pringlei R. F. Hoover 1947-3-29 6802 San Luis Obispo 5 mi. e. of Creston on La Panza road Comment
  SBBG41460  Eriophyllum multicaule D. Myrick 1973-4-7 2199 San Luis Obispo Montana de Oro State Park Comment
  CAS-BOT-BC301833  Eriophyllum multicaule D. E. Breedlove 1963-3-21 4272 San Luis Obispo On bluff overlooking Santa Maria River, 2 miles west of Nipomo Comment
  CAS-BOT-BC301819  Eriophyllum multicaule R. F. Hoover 1947-4-20 6978 San Luis Obispo Near El Dorado School Comment
  OBI56613  Eriophyllum multicaule David J. Keil, with Rhonda Riggins and Karl Striby 1998-5-22 27414 San Luis Obispo Caliente Range. Along Caliente Ridge Rd. between wildlife guzzler (35 deg. 03.432' N x 119 deg. 46.937' W) and Caliente Peak. 1554 Comment
  CAS-BOT-BC301835  Eriophyllum multicaule Alice Eastwood 1927-4-8 14327 San Luis Obispo Nipoma [Nipomo] Mesa Comment
  SBBG18778  Eriophyllum lanatum var. achilleoides C. B. Hardham 1963-7-3 10899 San Luis Obispo Waterdog Crk 609 Comment
  OBI72462  Eriophyllum confertiflorum var. confertiflorum M. Petroelje 1998-5-19 s.n. San Luis Obispo Camp San Luis Obispo. NE facing slope, ca. 1.9 mi NW of Alpha Range, W of Whiskey Springs, LCTA Plt 307 475 Comment
  UC1118296  Eriophyllum confertiflorum var. confertiflorum B. Bolt 1936-5-26 747 San Luis Obispo 5 mi ne of Santa Margarita (Plot 130); San Luis Obispo Quadrangle 426 Comment
  CAS-BOT-BC264897  Eriogonum viridescens R. F. Hoover 1949-6-4 7748 San Luis Obispo San Juan River on Pozo-Simmler Road Comment
  OBI10933  Eriogonum viridescens Robert F. Hoover 1946-6-30 6218 San Luis Obispo La Panza district Comment
  RSA756397  Eriogonum temblorense David Gowen 2005-5-11 302 San Luis Obispo Elkhorn Road (dirt). Bare shaley hill about 8.1 miles south of Hurricane Road. Comment
  RSA216794  Eriogonum roseum Robert F. Hoover 1966-9-16 10067 San Luis Obispo Creston. Comment
  CAS-BOT-BC268379  Eriogonum roseum Ernest C. Twisselmann 1967-8-11 13550 San Luis Obispo Mountain Springs Canyon, 2 miles west of Paso Robles 548 Comment
  CAS-BOT-BC268360  Eriogonum roseum R. F. Hoover 1949-5-15 7696 San Luis Obispo 14 mi. E. of Creston on La Panza road Comment
  OBI10961  Eriogonum roseum Robert F. Hoover 1966-9-16 10067 San Luis Obispo Creston Comment
  POM194203  Eriogonum parvifolium var. parvifolium J. T. Howell 1927-8-16 3001 San Luis Obispo Pismo Beach Comment
  UCR27233  Eriogonum parvifolium Frank C. Vasek 1982-8-24 820824- 01 San Luis Obispo Central Coast, north end San Simeon Creek Beach State Park 3 Comment
  JEPS56552  Eriogonum parvifolium Miss R. R. Reed 1916-10-11 San Luis Obispo San Luis Obispo Comment
  CAS-BOT-BC257891  Eriogonum parvifolium D. E. Breedlove 1962-8-7 4076 San Luis Obispo Near Oso Flaco Lake 3 miles N of Guadalupe Comment
  SBBG47385  Eriogonum nudum var. pubiflorum J. Copeland 1973-9-8 1016 San Luis Obispo 3.9 mi S of jct of St Hwys 41 and 229 Comment
  CAS-BOT-BC271976  Eriogonum nudum var. pubiflorum R. F. Hoover 1947-9-19 7399 San Luis Obispo 4 mi. se. of Santa Manzanita Comment
  SBBG1530  Eriogonum latifolium C. B. Hardham 1959-9-27 4989 San Luis Obispo Arroyo de la Cruz Comment
  CAS-BOT-BC257511  Eriogonum inflatum Ernest C. Twisselmann 1965-4-25 10549 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon 640 Comment
  CAS-BOT-BC261157  Eriogonum gracillimum R. F. Hoover 1952-11-1 8272 San Luis Obispo Caliente Mt. Comment
  POM209860  Eriogonum gracile var. gracile S. G. Stokes 1932-8-29 11 San Luis Obispo Atascadero. Comment
  JEPS56919  Eriogonum gracile var. gracile William S. Cooper 1925-8-20 160 San Luis Obispo Callender Comment
  CAS-BOT-BC250526  Eriogonum gracile Clare B. Hardham 1956-6-20 953 San Luis Obispo Santa Lucia Mountains. Tassajera Canyon Comment
  OBI11085  Eriogonum gossypinum Robert F. Hoover 1966-3-30 9771 San Luis Obispo Panorama Hills near W base of Crocker Grade Comment
  SEINET10280078 Image available Eriogonum gossypinum Robert F. Hoover 1967-6-4 10609 San Luis Obispo Canyon in Temblor Range near north end of Elkhorn Plain Comment
  UC1032062  Eriogonum fasciculatum var. foliolosum H. C. Lee 1936-6-13 668 San Luis Obispo 3 1/4 mi sw Stanley Mt. (Alamos Creek); Nipomo Quadrangle, Alamos Creek Comment
  SEINET208630  Eriogonum fasciculatum var. foliolosum W. L. Jepson 1927-5-30 12161 San Luis Obispo Center of Cuyama Valley 457 Comment
  CAS-BOT-BC249895  Eriogonum fasciculatum var. fasciculatum R. F. Hoover 1965-8-1 9494 San Luis Obispo Cuesta Park, San Luis Obispo Comment
  SD22420  Eriogonum elongatum var. elongatum Susan G. Stokes 1932-8-29 San Luis Obispo Near San Luis Obispo Comment
  OBI59544  Eriogonum elongatum var. elongatum George Butterworth 1997-11-3 207 San Luis Obispo hwy 58 roadcut, about 2 mi W of Navajo Crk Comment
  OBI6662  Eriogonum elongatum Greg Hassen 1975-8-20 54 San Luis Obispo Along rd bank, E side of Poly Cyn Rd. also S slope Comment
  JEPS108244  Eriogonum baileyi David Gowen 2005-7-15 494 San Luis Obispo Shell Creek Road. Half way between HWY 58 and Shandon Comment
  CAS-BOT-BC248570  Eriogonum angulosum Ernest C. Twisselmann 1953-7-16 156 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Temblor Mountains: 1/4 mile west of Mariannas Ranch Comment
  CAS-BOT-BC248569  Eriogonum angulosum Carl B. Wolf 1935-5-8 6751 San Luis Obispo Diablo Range, Cottonwood Canyon 1/10 mi. above (W. of) Kern Co. Line 579 Comment
  RSA0037306  Eriodictyon tomentosum LeRoy Gross, Pam DeVries, Otto Gasser, Melinda Elster 2014-5-20 6483 San Luis Obispo La Panza Range: Northern end of the Machesna Mountain Wilderness. Pine Mountain area, off Forest Service Road 30S17.2., Near 35.32621N 120.23949W, along trail pass Castle Crags. Stopped at the southern end of a knoll. Near 35.31575N 120.22483W. 968 Comment
  CAS-BOT-BC188996  Eriodictyon parryi Roxana S. Ferris; R. Bacigalupi 1951-3-31 12370 San Luis Obispo About 3 miles W of La Panza on State Highway 178 Comment
  OBI57168  Eriodictyon altissimum Barrett Anderson 1972-1 San Luis Obispo Comment
  OBI79345  Erigeron sumatrensis David J. Keil 2011-11-26 31205 San Luis Obispo West side of US 101 at truck pullout at top of Cuesta Grade 460 Comment
  OBI75293  Erigeron sumatrensis David J. Keil 2010-12-8 30967 San Luis Obispo Along Hondonada Road nw of junction with Lopez Drive, east of Arroyo Grande 74 Comment
  UC195615  Erigeron sanctarum I. J. Condit 1912-6-14 San Luis Obispo Cambria Comment
  OBI64613  Erigeron philadelphicus David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28718 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  CHSC57901  Erigeron philadelphicus Blake A. Rowe 1987-4-14 57 San Luis Obispo 6 km e of the n end of Lake Naciemento. 350 Comment
  UCSB33593  Erigeron glaucus Simmons, Karen 1979-2-18 San Luis Obispo Turnout, ocean side of Hwy. 1, 3 miles north of San Simeon State Beach 9 Comment
  CAS-BOT-BC295071  Erigeron glaucus Clare B. Hardham 1957-7-31 2493 San Luis Obispo Santa Lucia Mountains. 9 miles north of Cambria Comment
  OBI51326  Erigeron glaucus Jan Barber 1993-8-14 72 San Luis Obispo San Simeon State Park Comment
  CAS-BOT-BC293653  Erigeron blochmaniae Rev. R. W. Summers 1884-6-4 412 San Luis Obispo Canyon in Coast Mts Comment
  OBI46207  Erigeron blochmaniae David J. Keil 1982-6-27 16328 San Luis Obispo Hills overlooking Los Osos from the south Comment
  OBI16521  Erigeron blochmaniae F. Rush 1957-8-1 s.n. San Luis Obispo S. Morro Bay Comment
  OBI28721  Ericameria linearifolia Robert J. Rodin 1965-3-28 7131 San Luis Obispo San Juan Creek area in laPanza Range 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
  UCR100928  Ericameria linearifolia George K. Helmkamp, E. A. Helmkamp 1998-4-8 3213 San Luis Obispo Elkhorn Grade Rd, 6.3 mi. NW of jct with Calif. hwy 33 (roughly west of Maricopa) 549 Comment
  UC573552  Ericameria linearifolia P. L. Johannsen 1937-4-13 1041 San Luis Obispo 2 mi sw Crocker Springs 944 Comment
  UC1118746  Ericameria linearifolia T. M. Hendrix 1939-3-27 958 San Luis Obispo 1 mi s Twin Rocks; Los Padres National Forest, Branch Mt. Quad. 381 Comment
  OBI35484  Ericameria ericoides S. M. Inman 1983-4-25 9 San Luis Obispo Pecho Study Site; 1/2 mi S on Pecho Valley rd past jctn of Pecho Rd. rt on dirt road after 'deer' sign, to S of dirt road. 49 Comment
  OBI16562  Ericameria ericoides Robert F. Hoover 1946-10-20 6513 San Luis Obispo Upper Huasna River just below Arroyo Seco Comment
  CAS-BOT-BC292907  Ericameria ericoides R. F. Hoover 1946-10-20 6513 San Luis Obispo Upper Huasna River just below Arroyo Seco Comment
  UCR134383  Ericameria ericoides George K. Helmkamp 2003-9-26 8169 San Luis Obispo Central Coast, SW edge of Oceano; border of sand dune recreation area 6 Comment
  UC1953296  Ericameria ericoides Anthony Baniaga with David J. Keil, Denis Kearns, and Theo Fitanides 2010-1-13 2 San Luis Obispo Tierra Redonda Mountain. Comment
  UC2027076  Eriastrum pluriflorum Greg Wilvert 2005-5-4 380 San Luis Obispo Southeast Half of the Caliente Range: S end of Quail Canyon Comment
  OBI11560  Eriastrum luteum Robert F. Hoover 1947-5-9 7125 San Luis Obispo Mason Summit on road between Morano Creek and Calf Canyon Comment
  CAS-BOT-BC187967  Eriastrum luteum Rimo Bacigalupi; R. S. Ferris; G. T. Robbins 1955-5-25 5240 San Luis Obispo Near summit of Parkhill Road, 3.4 miles W of its junction with Las Pilitas Road, 10 miles E of Santa Margarita 533 Comment
  UC1123864  Eriastrum densifolium subsp. elongatum W. A. Peterson 1936-7-9 328 San Luis Obispo Cuyama Ranch Santa Ynez Quadrangle Comment
  UC1122195  Eremothera boothii subsp. decorticans H. C. Lee 1937-6-1 1029 San Luis Obispo 2.5 mi w Paso Robles; Paso Robles Quadrangle Comment
  OBI58352  Eremalche parryi subsp. parryi David J. Keil 1998-6-5 27652 San Luis Obispo Caliente Range SE of Radio Towers on road to Cuyama Valley, 4.5 miles from junction Caliente Ridge Rd. 914 Comment
  OBI12395  Eremalche parryi subsp. parryi Robert F. Hoover 1952-4-8 8083 San Luis Obispo La Panza district Comment
  OBI36481  Eremalche parryi subsp. kernensis Charlotte L. Bowen 1983-5-25 743 San Luis Obispo Crest of Temblors on Crocker Grade, Panorama Hills Quad:T31S, R21E, SW1/4SE1/4 sec 23 991 Comment
  SBBG95284  Eremalche parryi subsp. kernensis D. Keil, R. Riggins, K. Bay 1986-4-26 19268 San Luis Obispo 1.15 mi NE of jct of Elkhorn Rd on Crocker Grade Rd; Temblor Range 838 Comment
  OBI76760  Eremalche parryi subsp. kernensis George Butterworth 2012-5-18 868 San Luis Obispo Chimineas Ranch Ecological Reserve. East Grantline, N of Sand Ridge 2 610 Comment
  CAS-BOT-BC209640  Eremalche parryi Ernest C. Twisselmann 1958-4-29 4384 San Luis Obispo Temblor Range and the Western San Joaquin Valley. North end of Panorama Hills 746 Comment
  CAS-BOT-BC284156  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1967-9-8 13672 San Luis Obispo T. Franklin Twisselmann residnece, Choice Valley, Temblor Range and teh western San Joaquin Valley 640 Comment
  OBI54298  Eragrostis cilianensis David J. Keil 1996-5-24 25879 San Luis Obispo Laguna Lake Park, San Luis Obispo Comment
  UC454364  Equisetum telmateia subsp. braunii I. J. Condit 1908-1-22 San Luis Obispo C. P. S. Canyon Comment
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Nov 20 2010
  SBBG108112  Equisetum telmateia subsp. braunii C. B. Hardham 1960-4-2 5284 San Luis Obispo Cambria Comment
  OBI78926  Equisetum telmateia B. A. Smith 1966-4-8 21 San Luis Obispo About 2.5 miles N. on See Canyon Rd. from Avila Beach Rd Comment
  OBI71815  Equisetum telmateia Michael Walgren 2009-8-26 28 San Luis Obispo CalTrans Hwy 1 right-of-way on the inland side of the bridge over Leffingwell Creek (north of Cambria). Comment
  OBI33117  Epilobium densiflorum David J. Keil 1983-9-10 17949 San Luis Obispo Vicinity of Arroyo de la Cruz N of San Simeon Comment
  RSA586601  Epilobium ciliatum subsp. watsonii M. D. Proctor, E. A. Young 1993-3-20 ROB 0287 San Luis Obispo 1 km NE of Chorro Res. Comment
  RSA586084  Epilobium ciliatum subsp. watsonii M. D. Proctor, E. A. Young 1993-4-17 s.n. San Luis Obispo Pond NW of Chorro Res: Comment
  SBBG83022  Epilobium ciliatum subsp. ciliatum C. F. Smith 1968-7-30 10111 San Luis Obispo behind dunes at Oceano State Beach Park Comment
  OBI65968  Epilobium ciliatum Wendy Thackery, Stacey Smith and Paul Corsi 2003-7-1 6 San Luis Obispo Central Coast Comprehensive Wetlands GIS (CCCWGIS). S of Morro Bay on hwy 1. Along Gilardi Rd at Silouette Shooting range marsh below pumping house. N of hwy 1 53 Comment
  CAS-BOT-BC166417  Epilobium canum subsp. canum Ernest C. Twisselmann 1956-11-3 3220 San Luis Obispo La Panza Range. Canyonside below Salinas Dam 396 Comment
  RSA588384  Epilobium canum subsp. canum F. H. Elmore 1933-8-4 346 San Luis Obispo Avila; Port San Luis Comment
  POM147879  Epilobium canum subsp. canum J. B. Feudge 1927-6-29 1711 San Luis Obispo Creston. 305 Comment
  CAS-BOT-BC166405  Epilobium canum subsp. canum Ernest C. Twisselmann 1951-9-1 336 San Luis Obispo Horseshoe Canyon, 6 miles northeast of Simmler 822 Comment
  UC1296211  Ephedra viridis R. F. Hoover 1950-5-28 7934 San Luis Obispo Redrock Canyon Cuyama Valley, Redrock Canyon (n side of lower Cuyama Valley, on steep rocky red clay slopes) Comment
  SFV16390  Ephedra viridis P. M. Schiffman 1993-4-24 s. n. San Luis Obispo Carrizo Plain Carrizo Plain Natural Area, east facing hillside behind Wells Ranch house. Comment
  RSA0028214  Ephedra viridis Greg Wilvert 2005-4-24 308 San Luis Obispo 1.4 kilometers S of Padrones Spring. 1109 Comment
  UC1296212  Ephedra californica R. F. Hoover 1950-4-2 7796 San Luis Obispo near base Crocker Grade; Panorama Hills Comment
  OBI7495  Ephedra californica Neil Havlik 1968-4-6 137 San Luis Obispo On road to Crocker Grade SE of Soda Lake Comment
  OBI7476  Ephedra californica Robert F. Hoover 1950-5-28 7930 San Luis Obispo E edge of Cuyama Valley, on hwy 399 S of jcnt with hwy 166 Comment
  JEPS13582  Ephedra californica Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-24 5220 San Luis Obispo 0.8 mi e of junction with road from Ventura and U. S. Highway 399 s (in upper part of Cuyama Valley); Cuyama Valley, U. S. Highway 399 (and State Highway 166) 777 Comment
  JEPS13581  Ephedra californica Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-24 5220 San Luis Obispo 0.8 mi e of junction with road from Ventura and U. S. Highway 399 s (in upper part of Cuyama Valley); Cuyama Valley, U. S. Highway 399 (and State Highway 166) 777 Comment
  CAS-BOT-BC81655  Ephedra californica R. S. Ferris; G. T. Robbins; Rimo Bacigalupi 1955-5-24 5220 San Luis Obispo On flats beside U.S. Highway 399 (and State Highway 166) in upper part of Cuyama Valley; 0.8 mile east of junction 777 Comment
  SBBG96602  Ephedra californica C. F. Smith 1957-8-8 5608 San Luis Obispo St Hwy 399, ca. 1 mi E of St Hwy 166 to Maricopa Comment
  OBI7494  Ephedra californica Robert F. Hoover 1967-3-28 10321 San Luis Obispo Temblor Range ner N end of Elkhorn Plain Comment
  UCR91824  Encelia californica George K. Helmkamp 1996-5-24 1006 San Luis Obispo Inner South Coast Range, Along Calif. Hwy 166, 0.5 mi west of the SLO county line, east of Cuyama River 814 Comment
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Nov 19 2009
  UCSB57260  Emmenanthe penduliflora Ryan, P.; Callaway, R. 1987-5-14 San Luis Obispo Creston Rd., 1 mile north of jct. Hwy. 58, about 8 miles north of Santa Margarita, east side of road 426 Comment
  UC1124261  Emmenanthe penduliflora C. A. Graham 1938-4-14 329 San Luis Obispo 0.4 miles SSE of Lynch Ranch; Bradley Quad. 563 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
  OBI51186  Elymus triticoides Jan Barber 1993-7-3 40 San Luis Obispo San Simeon State Park, in ravine near fenceline NE of Washburn campground Comment
  OBI31308  Elymus triticoides Joy Nishida 1982-7-22 505 San Luis Obispo 1.7 mi S of American Cyn campground 488 Comment
  OBI21790  Elymus triticoides Robert F. Hoover 1946-6-1 6103 San Luis Obispo N end of Morro Bay Comment
  SEINET11265830  Elymus trachycaulus David Keil, Janet Haden 1988-5-24 20693 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.; 0 Comment
  UC33710  Elymus multisetus Joseph Burtt Davy May 1 1901-Jun 1 1901 7564 San Luis Obispo Rancho Asuncion Templeton Comment
  UC1153385  Elymus multisetus R. F. Hoover 1964-6-6 8942 San Luis Obispo ridge nw Cuesta Pass Comment
  OBI42270  Elymus glaucus David J. Keil, V. L. Holland 1986-5-26 19605 San Luis Obispo Oak Shores development on northern shore of Nacimiento Lake Comment
  OBI21752  Elymus glaucus Robert F. Hoover 1964-6-5 8904 San Luis Obispo SE of Cuesta Pass Comment
  OBI72396  Elymus caput-medusae J. Clark & J. Olson, J. Olson 1999-7-1 San Luis Obispo Camp Roberts. Within and along vernal pool exclosure between Avery Rd (N) tank trl (S) and Bivouac Rd (W). UTMs (NAD27) zone 10S, 697220E, 3960720N 198 Comment
  OBI60683  Eleocharis parishii Lynne Dee Oyler 1990-10-11 2027 San Luis Obispo Santa Margarita Crk tributary just NE of Santa Margarita Ranch HQ, E of the sorting pens Comment
  CAS-BOT-BC112678  Eleocharis parishii R. F. Hoover 1946-9-14 6381 San Luis Obispo Trout Creek near Santa Margarita Comment
  OBI35156  Eleocharis macrostachya Eric Wise 1981-6-26 654 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Villa Crk Reservoir, Hwy 1 n of Cayucos Comment
  OBI35151  Eleocharis macrostachya Eric Wise 1982-5-17 1488 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  OBI35146  Eleocharis macrostachya Eric Wise 1981-10-23 1328 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Sinton South Pond on Shell Crk Rd 6.4 mi N of hwy 58 Comment
  OBI35137  Eleocharis macrostachya Eric Wise 1981-7-27 1009 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Comment
  CAS-BOT-BC112946  Eleocharis macrostachya R. F. Hoover 1947-6-2 7265 San Luis Obispo Mouth of Chorro Creek, in moist clay. Comment
  UCR29087  Eleocharis macrostachya David J. Keil, Melissa Luckow, R. R. Pimentel, R. A. Pimentel 1981-4-24 14568 San Luis Obispo S of Shandon, at junction of Shell Creek Road and Calif. Hwy 58 423 Comment
  UC1100577  Eleocharis macrostachya Malcolm A. Nobs and S. Galen Smith 1948-9-9 680 San Luis Obispo road to Oso Flaco Lake Comment
  OBI35141  Eleocharis coloradoensis Eric Wise 1983-6-30 1717 San Luis Obispo Santa Margarita Lake: Man made reservoir in salinas River chnl Comment
  SEINET3873257  Ehrharta calycina Richard R. Halse 2011-3-22 8146 San Luis Obispo Along State Hwy. 1 ca 4.1 miles north of Guadalupe.; 0 48 Comment
  SD249076  Echinodorus berteroi David Keil, Kathleen Keil 2002-7-27 29889 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River). 395 Comment
  CAS-BOT-BC445579  Echinodorus berteroi George Helmkamp 1996-9-21 1190 San Luis Obispo Santa Margarita Lake. 396 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
  UC1529040  Eastwoodia elegans Dean W. Taylor 1986-4-20 8788 San Luis Obispo Panorama Hilla 7.5 Quadrangle (1954 edition) Elkhorn Plain (canyon opening onto n end of); Temblor Range 762 Comment
  OBI16606  Eastwoodia elegans Robert F. Hoover 1967-3-28 10316 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  UC1127120  Dudleya pulverulenta var. arizonica T. M. Hendrix 1937-5-27 226 San Luis Obispo 1 mi nne Navajo; Pozo Quad. 548 Comment
  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
  UC1127104  Dudleya lanceolata T. M. Hendrix 1939-5-17 1038 San Luis Obispo 1.1 mi n Branch Mtn; Branch Mtn Quadrangle, Los Padres National Forest 853 Comment
  OBI52744  Dudleya lanceolata David J. Keil, V. L. Holland 1991-1 22557 San Luis Obispo San Simeon State Park and vicinity, along San Simeon Crk from beach inland to E boundary of park and on adjoining slopes S to boundary with C.T. Ranch Comment
  OBI32079  Dudleya lanceolata David J. Keil 1981-6-20 14889 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of hwy 1 Comment
  SD114465  Dudleya caespitosa Darley F. Howe 1961-7-23 3126 San Luis Obispo Ocean bluff, 12.7 miles south of San Luis Obispo/Monterey County line. Comment
  CAS-BOT-BC109574  Dudleya blochmaniae subsp. blochmaniae Clare B. Hardham 1959-5-13 3287 San Luis Obispo Santa Lucia Mountains. San Bernardino Creek. Comment
  JEPS27040  Dudleya blochmaniae subsp. blochmaniae Rimo Bacigalupi with F. Chisaki, L. Dempster, C. Hardham 1960-5-11 7420 San Luis Obispo above and e Morro Beach (just s of water tank) 91 Comment
  UC583355  Dudleya blochmaniae Alice Eastwood and John Thomas Howell 1936-5-7 2288 San Luis Obispo near Cayucos Comment
  NY387858  Dudleya bettinae R. F. Hoover 1947-6-27 7278 San Luis Obispo First ridge W of Cerro Romauldo. Comment
  RSA585833  Dudleya abramsii subsp. murina F. Johnson, E. A. Young 1993-5-26 ROB 0621 San Luis Obispo 1.5 km WNW of Chorro Res., CSLO Comment
  OBI81313  Dudleya abramsii David J. Keil, Janet Haden 1988-5-24 20691 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
  RSA693752  Dryopteris arguta Thekla Mohr 1911-1 1931 San Luis Obispo San Luis Obispo. Comment
  OBI55181  Draba verna Greg Frugoli 1997-2-22 7 San Luis Obispo Collected 0.25 mi N of Queen Bee cmpgd. La Panza Range, Los Padres NF (Hwy 58 burn area) 796 Comment
  UC22368  Dodecatheon clevelandii subsp. sanctarum Mrs. Blochman 1893-1 San Luis Obispo Comment
  UC524033  Dodecatheon clevelandii subsp. insulare Ira L. Wiggins 1932-3-21 5826 San Luis Obispo Carisa Plains 7 mi w Simler; Carisa Plains w of Simler Comment
  OBI10741  Dodecatheon clevelandii Robert F. Hoover 1948-4-16 7452 San Luis Obispo Eagle Ranch, S of Atascadero Comment
  OBI64456  Distichlis spicata David J. Keil 2001-5-10 29441 a San Luis Obispo Palo Prieto Canyon, beside Bitterwater Valley Road, about 0.4?0.7 miles west from Kern County line 506 Comment
  OBI6271  Distichlis spicata Larry E. Brown 1971-5-6 1978 San Luis Obispo At Hazard Cyn in Montana de Oro State Park Comment
  OBI43368  Distichlis spicata Eric Wise 1981-6-7 510 San Luis Obispo Cuyama River, 26.5 mi W of New Cuyama Comment
  UCR266034  Distichlis spicata David J. Keil 2001-5-10 29441 A San Luis Obispo South Coast Range, Palo Prieto Canyon, beside Bitterwater Valley Road, about 0.4-0.7 miles west of Kern County line miles north from Hwy 58; canyon area east from road 506 Comment
  OBI22320  Distichlis spicata Robert F. Hoover 1964-8-13 9229 San Luis Obispo Mouth of Morro Crk Comment
  CAS-BOT-BC150717  Diplacus longiflorus Rimo Bacigalupi; G. T. Robbins; Roxana S. Ferris 1955-5-25 5248 San Luis Obispo Along Calif. Highway 178, eastern slope of the La Panza Range, watershed of Mariana Creek, 0.8 mile below and east of Pozo Summit 701 Comment
  CAS-BOT-BC150703  Diplacus longiflorus Ernest C. Twisselmann 1956-11-3 3218 San Luis Obispo Canyonside below Salinas Dam 399 Comment
  OBI65715  Diplacus fremontii D. R. Miller 1994-6-23 694 -485 San Luis Obispo Pine Mt Region. At Bulldozer clearing out from Tony Williams field; Pico crk drainage 750 Comment
  SBBG15719  Diplacus fremontii C. B. Hardham 1960-5-5 5615 San Luis Obispo Pine Mtn Comment
  SBBG130876  Diplacus aurantiacus M. C. C. Guido 2014-5-17 1 San Luis Obispo Irish Hills Madonna Trail head Comment
  SBBG104551  Diplacus aurantiacus F. L. Johnson, E. A. Young 1993-5-23 ROB 501 San Luis Obispo Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  UC1873018  Dichondra donelliana David Keil with Kathleen Keil 1999-7-8 28375 San Luis Obispo William Randolph Hearst Memorial State Beach, San Simeon. Comment
  UCSB41603  Dichelostemma capitatum subsp. capitatum Rice, Stanley 1978-3-23 San Luis Obispo Highway 41, 4 miles before the San Luis Obispo/Kern county border Comment
  CAS-BOT-BC500901  Dichelostemma capitatum Eben McMillan No date on label 53 San Luis Obispo Gillis Canyon - 2 mi. S. 4 mi. E. Shandon Comment
  UC1126506  Dicentra chrysantha T. M. Hendrix 1937-5-18 192 San Luis Obispo 3.3 mi se Highland School; Los Padres National Forest, Pozo Quad. 533 Comment
  SJSU3402  Descurainia pinnata C. W. Sharsmith 1962-4-21 6861 San Luis Obispo Santiago Joe's [Springs], W of Simmler on Simmler-McKettrick Rd; Temblor Range Comment
  CAS-BOT-BC201833  Deschampsia elongata Clare B. Hardham 1959-5-15 4669 San Luis Obispo Headwater Las Tables [Tablas] Creek Comment
  SEINET176089 Image available Deschampsia danthonioides M. E. Jones 1882-5-9 2947 San Luis Obispo San Luis Obispo Comment
  UC1126366  Dendromecon rigida H. C. Lee 1937-5-8 886 San Luis Obispo 3 1/2 mi sw Templeton; Paso Robles Quadrangle (130D) Comment
  UC1018170  Delphinium parryi subsp. parryi C. Epling and R. Epling May 1947 741 San Luis Obispo Hwy 1 2 mi n Harmony Comment
  CAS-BOT-BC121457  Delphinium parryi subsp. parryi Shogo Yamaguchi 1941-4-1 s.n. San Luis Obispo Camp Roberts Comment
  POM180023  Delphinium parryi subsp. blochmaniae Lester Rowntree 1931-04 s.n. San Luis Obispo Nipomo Mesa? Comment
  SBBG44709  Delphinium parryi subsp. blochmaniae L. W. Edge 1972-4-20 123 San Luis Obispo near Callender Comment
  UCSB57210  Delphinium parryi Callaway, R.; Ryan, P. 1987-4-17 San Luis Obispo Reservoir Canyon; 1/4 mile from end of Reservoir Road; east off Hwy. 101 north of San Luis Obispo 198 Comment
  OBI79439  Delphinium parryi David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31687 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
  OBI79369  Delphinium parryi David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31658 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
  UC9185  Delphinium parryi Ida M. Blochman May 1893 San Luis Obispo Santa Maria Comment
  UC454011  Delphinium nudicaule Unangst May 1906 San Luis Obispo Lopez Canyon Comment
  UCR159300  Delphinium hesperium subsp. pallescens George K. Helmkamp, E. A. Helmkamp 2005-4-22 9422 San Luis Obispo East side of Inner South Coast Ranges, Carrizo Highway at mile 38 (Calif. Hwy 58, east of Santa Margarita and west of Simmler-Bitterwater Road) 610 Comment
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Oct 4 2007
  LA207335  Delphinium gypsophilum Lewis; Epling 783 San Luis Obispo 1.1--1.3 mi. S of west fork of Pleyto rd 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
  SBBG17352  Delphinium californicum subsp. californicum C. B. Hardham 1960-5-21 5840 San Luis Obispo Santa Rita Ranch W of Templeton. (near Juhl Corrals) Comment
  RSA140045  Delphinium californicum Clare B. Hardham 1960-5-21 5840 San Luis Obispo Santa Rita Cr., Juhl Ranch, west of Templeton. Comment
  CAS-BOT-BC11069  Delphinium californicum Clare Butterworth Hardham 1960-5-21 5840 San Luis Obispo Juhl Corrals west of Templeton, Santa Rita Canyon Comment
  CAS-BOT-BC292110  Delairea odorata Ernest C. Twisselmann 1965-11-2 11711 San Luis Obispo Highway 1 on the south side of San Carpojo Creek 30 Comment
  CAS-BOT-BC292058  Deinandra pentactis David D. Keck; J. Clausen 1934-4-26 2804 San Luis Obispo 8 mi. W. of Simmler, western edge of Carrizo Plains, on road to La Panza Comment
  OBI16118  Deinandra pentactis Robert F. Hoover 1946-9-14 6371 San Luis Obispo Santa Margarita Comment
  OBI53051  Deinandra pallida David J. Keil, Kathleen Keil 1995-5-29 25288 San Luis Obispo Just W of Kern County line along calif hwy 166, E of Cuyama Comment
  CAS-BOT-BC291908  Deinandra pallida R. F. Hoover 1966-4-9 9808 San Luis Obispo West of Fellows, east base of Temblor Range Comment
  OBI16239  Deinandra lobbii Robert F. Hoover 1946-9-22 6441 San Luis Obispo W of Paso Robles on rd to Adelaida Comment
  CAS-BOT-BC291885  Deinandra lobbii R. F. Hoover 1946-9-22 6441 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  CAS-BOT-BC291883  Deinandra lobbii R. F. Hoover 1963-7-31 8592 San Luis Obispo Near junction of San Marcos Road with road from Paso Robles to Nacimiento Dam Comment
  UC1285432  Deinandra increscens subsp. increscens R. F. Hoover 1964-8-13 9208 San Luis Obispo San Bernardo Creek Comment
  OBI16170  Deinandra increscens subsp. increscens Robert F. Hoover 1969-7-19 11506 San Luis Obispo S of Pismo Crk near Pismo Beach Comment
  OBI16169  Deinandra increscens subsp. increscens Fred W. Rush Aug-57 s.n. San Luis Obispo S Morro Bay Comment
  CAS-BOT-BC299356  Deinandra increscens subsp. increscens R. F. Hoover 1947-8-10 7366 San Luis Obispo Osos Valley Comment
  RSA605880  Deinandra halliana R. S. Woglum 1938-4-22 1567 San Luis Obispo Inner South Coast Ranges: Cottonwood Pass, near Cholame; Bluestone Ridge; near junction with Monterey/Kings/Kern Counties. Comment
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Dec 16 2012
  CAS-BOT-BC293923  Deinandra fasciculata Rev. R. W. Summers 1883-1-24 446 San Luis Obispo S. L. Obispo Comment
  CAS-BOT-BC293925  Deinandra fasciculata C. Butterworth 1960-7-5 6396 San Luis Obispo Santa Lucia Mountains. Cerro Alto Comment
  CAS-BOT-BC299176  Deinandra corymbosa subsp. corymbosa H. M. Hall 1931-6-8 13140 San Luis Obispo Morro 300 Comment
  UC584233  Deinandra corymbosa H. M. Hall 1931-6-8 13150 San Luis Obispo San Simeon Comment
  UC454313  Deinandra corymbosa I. J. Condit 1911-5-31 San Luis Obispo California Polytechnical School Canyon Comment
  RSA0037514  Daucus pusillus LeRoy Gross, Pam DeVries, Melinda Elster 2014-5-21 6551 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
  UCSB17767  Cyperus squarrosus Hardham, Clare 1958-7-22 San Luis Obispo Atascadero, Santa Lucia Mountains Comment
  OBI60930  Cyperus niger David J. Keil 2002-9-12 29921 San Luis Obispo North of Arroyo Grande, W Ormonde Road, ca. 1.2 miles from junction with Price Canyon Road. East side of road between drives to 525 and 535 W Ormonde Road 107 Comment
  OBI30688  Cyperus niger Julie M. Vanderwier 1980-11-10 s.n. San Luis Obispo Indian Knob Tar Sands Comment
  OBI44819  Cyperus involucratus David J. Keil 1979-7-1 13109 San Luis Obispo San Luis Range, lower Prefumo Cyn Comment
  RSA697520  Cyperus esculentus R. H. McArthur 1934-5-11 s.n. San Luis Obispo Home yard E. Santa Clara S. A. Comment
  CAS-BOT-BC114285  Cyperus esculentus V. F. Hesse 1958-7-22 3758 San Luis Obispo Damp roadside edges, Atascadero. Comment
  UC1583741  Cyperus esculentus David Keil 1985-8-10 18948 San Luis Obispo w. Nipomo (on Division St., ca. 1 mi. e. of Oso Flaco Lake Rd.) Comment
  OBI35112  Cyperus eragrostis Eric Wise 1981-9-29 1188 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Orcutt Rd 2.3 mi S of Johnson Ave, SLO Comment
  UCR42647  Cyperus eragrostis E. A. Wise 1984-7-17 1933 San Luis Obispo Central Coast, Toro Creek c. 1-2 km from the ocean Comment
  OBI31753  Cyperus eragrostis Turnquist, Smeltzer 1982-7-23 186 San Luis Obispo Laguna Lake Park, near developed trls and roadway on E side of lake Comment
  OBI30999  Cyperus eragrostis Julie M. Vanderwier 1979-8-17 189 San Luis Obispo Indian Knob Tar Sands Comment
  OBI17021  Cyperus eragrostis Ed Zimmerman 1962-2-18 9 San Luis Obispo Cal Poly, Poly Cyn Comment
  UC1928172  Cynosurus echinatus D. R. Miller 1994-4-28 494 -252 San Luis Obispo Ridge Road, near Hasmans road junction, Pico Creek drainage 900 Comment
  POM369278  Cynoglossum grande Albert J. Perkins 1920-5-4 s.n. San Luis Obispo Paso Robles, Perkins Ranch. Comment
  UC73517  Cuscuta subinclusa Miss M. Alice King 1895-1 San Luis Obispo Arroyo Grande Comment
  UC456000  Cuscuta subinclusa E. P. Unangst 1906-1 San Luis Obispo Perfumo Canon Comment
  RSA352389  Cupressus sargentii E. R. Blakely 1965-5-8 6550 San Luis Obispo About 2.5 miles northwest of Highway 101 at the Cuesta Summit 671 Comment
  CAS-BOT-BC80890  Cupressus sargentii W. R. Dudley 1905-1-5 s.n. San Luis Obispo near Cypress Spring, Cypress Mt. Comment
  CAS-BOT-BC80883  Cupressus sargentii Mrs. Hazzard Gragg 1932-4-29 s.n. San Luis Obispo [Adelaide] Adelaida Country Comment
  UC573159  Cupressus sargentii G. T. Nordstrom 1937-6-3 1302 San Luis Obispo Cypress Mountain Adelaida Quad., Cypress Mountain 883 Comment
  CAS-BOT-BC80780  Cupressus macrocarpa R. F. Hoover 1955-1-22 8351 San Luis Obispo Second ravine north of San [Carpofora] Carpoforo Creek along coast, above (east of) Highway on S side of ravine Comment
  OBI75191  Cucurbita foetidissima David J. Keil 2011-9-15 31098 San Luis Obispo South end of Morro Bay. 5 Comment
  SBBG44962  Cryptantha oxygona I. W. Clokey, C. B. Clokey 1937-4-13 5825 San Luis Obispo SE corner of county 800 Comment
  UC2027002  Cryptantha oxygona Greg Wilvert 2005-3-26 37 San Luis Obispo Southeast Half of the Caliente Range. Approx. 3.2km N of Wells Canyon on the N edge of the Caliente Range Comment
  UC2027117  Cryptantha muricata Greg Wilvert 2005-4-1 78 San Luis Obispo Southeast Half of Caliente Range: North edge of range Comment
  OBI69506  Cryptantha muricata David J. Keil 2008-6-6 30529 San Luis Obispo Campus of California Polytechnic State University. P-Hill above dorms complex. 280 Comment
  OBI20773  Cryptantha micromeres Robert F. Hoover 1947-3-19 6694 San Luis Obispo Oak Park district Comment
  CDA17743  Cryptantha leiocarpa Austin Griffiths, Joe R. Walker 1982-4-28 s.n. San Luis Obispo Guadalupe Dunes; ca. midway betw. Oso Flaco Ck. and Santa Maria River. 0 Comment
  UCD119846  Cryptantha intermedia G. F. Hrusa; S. A. Wagner 1992-4-19 10404 San Luis Obispo San Luis Obispo County: along open roadsides and banks of Highway 58, approximately 8 m. west of Carrizo Plain. Comment
  CDA11377  Cryptantha intermedia G. F. Hrusa 1995-4-15 12097 San Luis Obispo La Panza Range; Adjacent to Queen Bee Camp 1 m. S of La Panza Rd. summit. Comment
  POM215756  Cryptantha clevelandii var. florosa D. D. Keck 1933-5-5 2224 San Luis Obispo 5.5 miles south of Oceano on road to Guadalupe Comment
  SBBG124758  Cryptantha clevelandii var. florosa C. B. Hardham 1961-5-26 7256 San Luis Obispo Franklin Crk W of Adelaida Comment
  OBI72378  Cryptantha clevelandii var. clevelandii Anthony Baniaga 2010-5-22 225 San Luis Obispo Black Lake cyn, Callender property 19 Comment
  OBI20728  Cryptantha clevelandii A. Ahmad 1963-4-11 8 San Luis Obispo 2 mi E San Luis Obispo Comment
  UCR134402  Cryptantha clevelandii George K. Helmkamp, E. A. Helmkamp 2001-4-29 6596 San Luis Obispo Irish Hills, Prefumo Cyn Rd., 2.8 miles west of Los Osos Valley Rd., SW of San Luis Obispo 91 Comment
  SEINET3083597 Image available Cryptantha clevelandii Art Whistler 1967-4-8 89 San Luis Obispo Near the top of Nipomo Mesa on Hwy 1 (state) Comment
  SBBG108250  Cryptantha clevelandii C. B. Hardham 1958-5-8 3296 San Luis Obispo San Bernardo Crk Comment
  OBI55661  Cryptantha clevelandii David J. Keil 1989-6-3 21238 San Luis Obispo Between Atascadero and Morro Bay along Calif hwy 41; 0.4 mi S of hwy at Cerro Alto Campground Comment
  RSA0024939  Cryptantha circumscissa Greg Wilvert 2005-4-25 336 San Luis Obispo Wells Canyon. 845 Comment
  OBI65774  Crypsis schoenoides D. R. Miller 1997-6-23 697 -670 San Luis Obispo Pine Mtn Region. Growing along E slope of Pine Mt, Tobacco Crk drainage 800 Comment
  OBI14363  Croton setiger Robert F. Hoover 1969-7-12 11440 San Luis Obispo Salinas river at Paso Robles Comment
  SEINET9252949 Image available Croton californicus David Keil, Eric Wise 1982-1 16253 San Luis Obispo Nipomo Mesa area W of Pomeroy Rd along Black Lake Cyn trl Comment
  SBBG109587  Croton californicus C. B. Hardham 1957-11-2 2695 San Luis Obispo Baywood Park Comment
  OBI57551  Cressa truxillensis David J. Keil 1998-8-19 27991 San Luis Obispo Carrizo Plain. Seven Mile Rd. at Brythe Rd. (0.3 miles from Soda Lake Rd.). 585 Comment
  OBI66128  Crassula connata D. R. Miller 1994-3-23 394 -122 San Luis Obispo Pine Mt Region. At Geo. Edmunson's barn area, Tobacco Crk drainage 700 Comment
  OBI57556  Crassula connata David J. Keil 1998-3-27 26479 San Luis Obispo Montana de Oro State Park. Slopes W of Valencia Peak burned over in summer 1997 244 Comment
  OBI53046  Crassula connata David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21500 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill S of Oso Flaco Lake Comment
  CAS-BOT-BC427787  Crassula connata R. F. Hoover 1947-3-26 6740 San Luis Obispo Just s. of Price Canyon Comment
  OBI29373  Cotoneaster pannosus David Supkoff Unk 92 San Luis Obispo Growing on Cal Poly San Luis Obispo Campus; cultivated Comment
  OBI8377  Cotoneaster lacteus David J. Keil 1977-7-3 12452 San Luis Obispo Campus of Cal Poly State Univ, San Luis Obispo Comment
  OBI81452  Cotoneaster lacteus Connor Skelly, Vincent Tran 2015-11-6 9 San Luis Obispo South Hills Open Space Comment
  OBI15268  Cornus sericea subsp. sericea Robert F. Hoover 1965-9-29 9677 San Luis Obispo Tassajera Crk Comment
  UCSB26470  Cornus sericea Havlik, Neil 1969-5-3 San Luis Obispo Coon Creek Comment
  POM186464  Corethrogyne filaginifolia var. filaginifolia Thos. Craig 1933-7-3 1882 San Luis Obispo Sand hills 1 to 3 miles south of Pismo Beach Comment
  UC579440  Corethrogyne filaginifolia B. Bolt 1936-2-25 593 San Luis Obispo 1/2 mi nw Morro; Cayucos Quadrangle 0 Comment
  UC178861  Corethrogyne filaginifolia Katharine Brandegee 1912-10-2 San Luis Obispo Paso Robles Comment
  SBBG60547  Corethrogyne filaginifolia R. Hoffmann 1930-4-19 San Luis Obispo Oceano Comment
  OBI6643  Corethrogyne filaginifolia Greg Hassen 1975-8-7 51 San Luis Obispo Poly Cyn [Cal Poly campus, SLO] Comment
  JEPS85604  Corethrogyne filaginifolia Rimo Bacigalupi with G. T. Robbins and H. L. Mason 1956-3-30 5567 San Luis Obispo 2.5 mi s of Los Berros (n portion of Nipomo Mesa); Nipomo Mesa 106 Comment
  POM289579  Coreopsis calliopsidea Lyman Benson 1932-5-9 3571 San Luis Obispo Upper Cuyama Valley, Temblor Mt. Ranges 610 Comment
  UC1315037  Coreopsis calliopsidea R. F. Hoover 1967-4-9 10398 San Luis Obispo Elkhorn Scarp Comment
  CDA15102  Coreopsis calliopsidea G. F. Hrusa 1998-3-28 14184 San Luis Obispo South Coast Ranges; Carrizo Plain Natural Area. Annual in colony in heavy clayey, alkaline soil at edge of San Andreas rift pond on S side of Soda Lake Rd. immed. N of inters. w/Elkhorn Grade Rd. Comment
  SEINET10809202  Coreopsis bigelovii Rose 1936-3-18 Rose 36063 San Luis Obispo Cuyama Valley, 45 mi. W of Maricopa. 610 Comment
  RSA537657  Cordylanthus rigidus subsp. rigidus L. R. Heckard 1971-9-27 2834 San Luis Obispo Along Ormonde road, 0.7 miles east of Pismo Beach-Edna road. 46 Comment
  OBI9556  Cordylanthus rigidus subsp. rigidus Robert F. Hoover 1946-8-25 6344 San Luis Obispo Price Cyn Comment
  JEPS83448  Cordylanthus maritimus subsp. maritimus Monty Knudsen 1986-6-13 San Luis Obispo salt marsh area Morro Bay (Cuesta-by-the-sea); , Cuesta Comment
  CAS-BOT-BC286202  Conyza canadensis Clare B. Hardham 1956-9-17 1364 San Luis Obispo Santa Lucia Mountains. Atascadero Comment
  CAS-BOT-BC285989  Conyza bonariensis Ernest C. Twisselmann 1967-9-9 13688 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Ortega Spring, Palo Prieta Canyon 598 Comment
  OBI7719  Conium maculatum Christian Smith 1975-6-10 s.n. San Luis Obispo 3 mi W of Santa Margarita Comment
  OBI73253  Conium maculatum Michael Walgren 2010-9-18 171 San Luis Obispo Estero Bluffs State Park, 1.56 mi W of Cayucos Crk, S of hwy 1, at mouth of San Geronimo Crk Comment
  UCSB40650  Conicosia pugioniformis Vivrette, Nancy 1978-11-19 San Luis Obispo Oso Flaco Lake Comment
  OBI78742  Conicosia pugioniformis David J. Keil 2013-8-29 31999 San Luis Obispo Morro Bay State Park. Northeast of east end of Santa Ysabel Ave on slope south of Los Osos Creek 24 Comment
  JEPS97050  Collinsia sparsiflora var. collina Clare B. Hardham 1960-3-23 5253 San Luis Obispo Hills n of Bee Rock; Santa Lucia Mountains Comment
  UCR67977  Collinsia sparsiflora David J. Keil, Melissa Luckow 1982-3-7 15697 San Luis Obispo Tassajara Canyon, between Santa Margarita and Cuesta summit. At first hill past junction of Tassajara Creek Road and US 101 362 Comment
  OBI6303  Collinsia heterophylla Robert F. Hoover 1968-4-17 11051 San Luis Obispo Elkhorn Hills Comment
  OBI31605  Collinsia heterophylla Joy Nishida, Ginger King and Julie Oxford 1982-5-1 363 San Luis Obispo American Cyn 1.2 mi S of campground, near unlocked gate 506 Comment
  SDSU10579  Collinsia bartsiifolia var. davidsonii D. F. Howe 1960-4-10 2850 San Luis Obispo East of sand dunes south of Morro Bay. Comment
  SBBG117792  Collinsia bartsiifolia var. davidsonii E. Painter. M. Wetherwax, D. Keil, K. Downing, C. Bratt 2000-5-16 CR 71 San Luis Obispo upstream from Twin Bridges; Camp Roberts 175 Comment
  JEPS86596  Collinsia bartsiifolia var. davidsonii L. R. Heckard with Jim Hickman et al. 1987-4-10 6647 San Luis Obispo Calf Canyon Rd. ne Santa Margarita (along Shell Creek Rd, ca 0.5 mi n of route 58); ne of Santa Margarita Comment
  CAS-BOT-BC92706  Clematis ligusticifolia Ernest C. Twisselmann 1954-6-27 1406 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Horseshoe Canyon, central Temblor Mountains. 853 Comment
  UCR58159  Clematis ligusticifolia George K. Helmkamp 1989-8-6 s.n. San Luis Obispo Central Coast, Toro Creek Canyon Road, east of Hwy 101, just south of Cayucos 122 Comment
  SBBG127291  Clematis ligusticifolia D. Keil 2013-8-22 31921 San Luis Obispo Morro Bay State Park, E of S Bay Blvd at northern edge of park along unpaved access rd to pumphouse, area of former cmpgrd 5 Comment
  UC52180  Clematis lasiantha Rev. R. W. Summers April 1886 San Luis Obispo Obispo Mt. Comment
  OBI10680  Clematis lasiantha Robert F. Hoover 1947-4-20 7063 San Luis Obispo Rinconada Mine, W of Pozo Comment
  OBI4174  Claytonia perfoliata subsp. perfoliata Julie R. Potter 1969-3-1 18 San Luis Obispo Sand Dunes-Morro Bay State Park Comment
  UC1136727  Claytonia perfoliata subsp. perfoliata C. M. Belshaw 1936-3-17 1618 San Luis Obispo 3.2 mi sse Nipomo; Nipomo Quad. 76 Comment
  CAS-BOT-BC439951  Claytonia perfoliata subsp. mexicana John Thomas Howell 1964-6-30 40877 San Luis Obispo Cambria Comment
  RSA187339  Claytonia perfoliata I. L. Wiggins 1929-5-21 3694 San Luis Obispo Atascadero Creek Canyon 3 miles above Atascadero. Comment
  SBBG93646  Claytonia parviflora subsp. parviflora S. A. Junak 1990-5-1 4283 San Luis Obispo N edge of Cuesta Ridge Botanical Area, along power line access rd which intersects Tassajera Crk Rd ca. 2.4 mi W of Hwy 101, ca. 1.2 rd mi S of Tassajera Crk Rd 533 Comment
  OBI78297  Claytonia exigua subsp. exigua David J. Keil 1986-4-3 s.n. San Luis Obispo Poly Cyn on Campus of Calif Polytechnic State Univ, San Luis Obispo Comment
  UC1226827  Clarkia unguiculata P. J. Hurd and Stage 1962-6-9 62 -10 San Luis Obispo 2.5 mi s Arroyo Grande Comment
  UC1071999  Clarkia unguiculata H. Lewis, C. Epling 1947-5-3 190 San Luis Obispo 8.8 mi w US Hwy. 101 (Paso Robles to Adelaida) Comment
  UCR160299  Clarkia unguiculata George K. Helmkamp, E. A. Helmkamp 2005-6-9 9601 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
  UC1817083  Clarkia speciosa subsp. speciosa David D. Keck and Wm. M. Hiesey 1940-5-31 5150 San Luis Obispo 1 mi n of mouth Pico Creek (2.5 mi se of San Simeon) Comment
  RSA495269  Clarkia speciosa subsp. speciosa L. D. Gottlieb 1988-6-22 8831 San Luis Obispo On Park Hill Rd., about 0.9 mi E of Rt. 58, or 0.1 mi W of Forest Fire Station, in sandy feild on south of road. Comment
  OBI64620  Clarkia speciosa subsp. speciosa David J. Keil, with Margriet Wetherwax, Beth Painter, Jody Olsen, Kevin Downing, Charis Bratt, and Lynne Dee (Oyler) Althouse 2000-5-16 28708 San Luis Obispo Camp Roberts; vicinity of Twin Bridges (over Nacimiento River). Comment
  CAS-BOT-BC165380  Clarkia speciosa subsp. speciosa Ernest C. Twisselmann 1956-5-29 2865 San Luis Obispo La Panza Range. Vaquero Water Hills 499 Comment
  CAS-BOT-BC165351  Clarkia speciosa subsp. speciosa Chester Dudley 1935-1-1 s.n. San Luis Obispo San Marcos Creek, Santa Lucia Mts. Comment
  SBBG125409  Clarkia speciosa subsp. immaculata M. A. Elvin with L. D. Althouse 2006-5-25 5915 San Luis Obispo NW portion of Arroyo Grande, James Way X La Canada 61 Comment
  CAS-BOT-BC165246  Clarkia speciosa subsp. immaculata R. F. Hoover 1969-7-18 11492 San Luis Obispo Oak Park district, Arroyo Grande Comment
  CHSC85468  Clarkia speciosa subsp. immaculata G. F. Hrusa 1998-7-21 14749 San Luis Obispo Central California. South Coast Ranges. On roadcut and in grasslands on ROW side of fence adjacent to Price Canyon Rd. 2 mi. SW of intersection with Hwy 227 at Edna. 95 Comment
  CAS-BOT-BC165238  Clarkia similis Clare B. Hardham 1962-5-6 10 -075 San Luis Obispo Franklin Creek west of Adelaida Comment
  OBI12100  Clarkia purpurea subsp. quadrivulnera Robert F. Hoover 1947-5-30 7235 San Luis Obispo Huasna District Comment
  SEINET10492126  Clarkia purpurea David B. Dunn, Howard Brown 1946-5-12 Dunn 2328 San Luis Obispo Between atascadero and templeton along us hwy 101. Comment
  OBI80065  Clarkia purpurea David J. Keil 2000-5-27 28762 San Luis Obispo Santa Margarita Ranch, just north of 5 Mile Bridge, ca. 4 miles s of railroad crossing in Santa Margarita and westward along ranch roads. 366 Comment
  SBBG109475  Clarkia prostrata C. B. Hardham 1959-4-21 4624 San Luis Obispo Arroyo de la Cruz Comment
  OBI12107  Clarkia modesta Robert F. Hoover 1950-4-30 7857 San Luis Obispo E slope of La Panza Range Comment
  SEINET3929536  Clarkia modesta David Keil 1987-5-6 20136 San Luis Obispo Hwy 229 ca 1/2 mile north of junction highway 58.; 0 Comment
  UCR43267  Clarkia deflexa David Charlton 1986-5-17 215 San Luis Obispo South Coast Range, crest of La Panza Range at entrance to Queen Bee Campground, 1.4 mi west of Los Padres National Forest Boundary, and 6.4 mi west of Kern Co. line 1067 Comment
  UC1018320  Clarkia cylindrica subsp. cylindrica H. Lewis and C. Epling 1947-5-5 206 San Luis Obispo 6.1 mi s U. S. Hwy. 466 (on the road from Cholame to Simmler) Comment
  POM262030  Clarkia cylindrica subsp. cylindrica I. L. Wiggins 1929-5-24 3752 San Luis Obispo 1.5 miles east of Templeton. Comment
  CAS-BOT-BC172054  Clarkia cylindrica subsp. cylindrica Alice Eastwood 1928-5-17 15139 San Luis Obispo Along old road to Pozo Comment
  CAS-BOT-BC172052  Clarkia cylindrica subsp. cylindrica Alice Eastwood 1906-6-15 445 San Luis Obispo Suey Creek, country adjacent to Santa Maria Comment
  UCD15622  Clarkia cylindrica R. B. Kelley 1985-4-14 159 San Luis Obispo San Luis Obispo County: Polonio pass, 5 miles SE of SR 46 and SR 47 junction, on SR 46. 537 Comment
  UCR160159  Clarkia bottae George K. Helmkamp, E. A. Helmkamp 2005-6-9 9559 San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 5.4 mi northeast of Huasna Township Road. 256 Comment
  UCR118384  Clarkia bottae George K. Helmkamp, E. A. Helmkamp 1998-6-30 4237 San Luis Obispo Central Coast Ranges, Irish Hills, Prefumo Canyon, 2.1 mi SW of Los Osos Valley Rd. 198 Comment
  UC1072045  Clarkia affinis H. Lewis and C. Epling 1947-5-2 182 San Luis Obispo 11.0 mi e of road to Creston (Santa Margarita to Pozo Road) Comment
  RSA108233  Clarkia affinis Harlan Lewis, M. Lewis 1952-5-1 909 a San Luis Obispo Creston-La Panza Ranch Road, 3.9 miles from Hwy 178. Comment
  RSA0004421  Clarkia affinis Harlan Lewis, C. Epling 1947-5-2 181 San Luis Obispo Santa Margarita - Pozo Road. 9.8 mi. east of road to Creston Comment
  UCR190654  Clarkia affinis George K. Helmkamp, E. A. Helmkamp 2005-4-22 9408 San Luis Obispo Inner South Coast Ranges, Carrizo Highway at Mile-32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek 509 Comment
  UC1100565  Cladium californicum Malcolm A. Nobs, S. Galen Smith 1949-6-23 858 San Luis Obispo Bog near Hwy 1, ca. 4 mi S of Arroyo Grande Comment
  CAS-BOT-BC438904  Cistanthe monandra Eben McMillan 1957-4-17 34 -5 San Luis Obispo Kern County Land Company Corrals, southeastern Carrisa Plains 792 Comment
  CAS-BOT-BC438902  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
  CDA7431  Cirsium vulgare D. DeRome 1994-6-4 649471 San Luis Obispo Collected in the dry Brizzolara Creek bed where the water disappears underground. This is located at the base of the hill where the Ecological Study Area is located. 0 Comment
  OBI31975  Cirsium quercetorum David J. Keil, Melissa Luckow 1981-7-3 14955 San Luis Obispo Arroyo de la Cruz, N of San Simeon. Along N side of stream from freshwater marsh W of Hwy 1 E along the ridge system to lower slopes of Pine Top Mtnand back to the hwy along riparian zone Comment
  CAS-BOT-BC280118  Cirsium occidentale var. venustum Ynez Whilton Winblad 1937-6-16 s.n. San Luis Obispo Cottonwood Pass Comment
  SBBG30917  Cirsium occidentale var. occidentale R. N. Philbrick 1968-6-7 San Luis Obispo just N of Oso Flaco Lake Comment
  CAS-BOT-BC285667  Cirsium occidentale var. occidentale Roxana S. Ferris 1929-4-16 7675 San Luis Obispo 8 miles north of Cayucos Comment
  CAS-BOT-BC285466  Cirsium occidentale var. californicum R. F. Hoover 1947-5-31 7251 San Luis Obispo La Panza Range, near summit on road Comment
  OBI81490  Cirsium occidentale Jill M. Bushakra, John Bushakra 2000-5-13 20 San Luis Obispo Los Padres N.F. Fraser Canyon on road cut along Pozo Rd. c. 1 mile from Pozo Summit. Succesional fire chaparral. 573 Comment
  UCSB59900  Cirsium fontinale var. obispoense Penkala, B.; Ryan, P. 1987-7-1 San Luis Obispo On S. slope of Reservoir Canyon, 1/8 mi. SE of Reservoir and Hampton Cr. junction, Reservoir Rd., 1 mi. N of San Luis Obispo off Hwy. 101 280 Comment
  OBI27058  Cirsium fontinale var. obispoense Dayna Rocco 1981-1 San Luis Obispo Comment
  OBI25252  Cirsium fontinale var. obispoense David J. Keil 1977-1 San Luis Obispo Comment
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Mar 9 2017
  CDA1235  Cirsium fontinale var. obispoense T. C. Fuller 1962-7-19 9241 -D 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
  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
  CAS-BOT-BC32808  Cirsium fontinale var. obispoense Alice Eastwood; John Thomas Howell 1936-5-6 2218 San Luis Obispo Chorro Creek Comment
  UC1287865 Image available Cicuta douglasii Tracey and Viola Call 1966-10-2 2546 San Luis Obispo 8 mi n of mouth of Lopez Canyon (in Lopez Creek); Lopez Creek 274 Comment
  CAS-BOT-BC255378  Chorizanthe xanti var. xanti Clare B. Hardham 1956-5-12 667 San Luis Obispo Corner of Creston-Carissa Plains Road with Shell Canyon Road Comment
  OBI11172  Chorizanthe ventricosa Robert F. Hoover 1949-5-29 7730 San Luis Obispo Cottonwood Pass, west side Comment
  UCSB17079  Chorizanthe uniaristata Hardham, Clare 1963-6-20 San Luis Obispo Freeborne Mt. Comment
  UC1185323  Chorizanthe uniaristata Clare B. Hardham 1960-5-13 5682 San Luis Obispo hills between San Juan River and Carissa Plains (Paso Robles-Simmler Road); hills btwn San Juan River and Carissa Plains Comment
  CAS-BOT-BC255284  Chorizanthe staticoides Roxana S. Ferris 1955-5-25 12832 San Luis Obispo 7.5 mi. E of Santa Margarita on north circuit road of Park Hill District Comment
  CAS-BOT-BC255266  Chorizanthe staticoides Clare B. Hardham 1956-6-15 984 San Luis Obispo Thomas Ranch, Santa Lucia Mountains Comment
  CAS-BOT-BC255277  Chorizanthe staticoides Alice Eastwood No date on label. 151 San Luis Obispo Unspecified Comment
  RSA0004908  Chorizanthe pungens var. nivea Katherine Brandegee, K. Curran 1885-07 s.n. San Luis Obispo Mountains near San Luis Obispo Comment
  OBI11195  Chorizanthe palmeri Robert F. Hoover 1946-8-3 6250 San Luis Obispo Summit of San Luis Range above Prefumo Cyn (W of Laguna) Comment
  UC1136038  Chorizanthe palmeri T. M. Hendrix 1937-4-26 97 A San Luis Obispo 3.2 mi nne Highland School; Pozo Quad. Comment
  SBBG117978  Chorizanthe palmeri M. Wetherwax, E. Painter 2000-6-11 SLO 123 San Luis Obispo SSW of Chorro Reservoir, W side of rd between reservoir and California Mens Colony prison 200 Comment
  RSA491699  Chorizanthe obovata James L. Reveal, C. Rose Broome 1987-6-17 6473 San Luis Obispo Atascadero, along Atascadero Road, 0.7 mile west of U.S. Highway 101 at the Santa Barbara Road turnoff 305 Comment
  OBI31519  Chorizanthe obovata Joy Nishida 1982-6-24 475 San Luis Obispo American Cyn. 1.9 mi S of campground 482 Comment
  OBI70833  Chorizanthe membranacea David J. Keil, with V. L. Holland 2009-4-28 30594 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
  RSA113137  Chorizanthe douglasii Roxana S. Ferris 1955-5-25 s.n. San Luis Obispo Park Hill District road by Morano Creek, 4 miles E of Santa Margarita Comment
  OBI11219  Chorizanthe douglasii Eben McMillan 1952-5-5 98 San Luis Obispo Red Eagle Mine 1 mi E, 12 mi S of Shandon Comment
  UC572474  Chorizanthe douglasii H. C. Lee 1937-5-25 1000 San Luis Obispo 1 1/2 mi n Creston; Paso Robles Quad. 350 Comment
  SD236376  Chorizanthe douglasii G. K. Helmkamp, E. A. Helmkamp 2005-4-22 9401 San Luis Obispo Inner South Coast Ranges: Carrizo Highway at Mile- 32, Calif. Hwy 58, east of Santa Margarita, beside Windmill Creek. 509 Comment
  CAS-BOT-BC191838  Chorizanthe clevelandii Clare B. Hardham 1956-6-23 998 San Luis Obispo Peachy Canyon, near city limits. Santa Lucia Mountains Comment
  CAS-BOT-BC182509  Chorizanthe breweri Steven A. Junak; Tina J. Ayers 1989-6-22 4085 San Luis Obispo Cuesta Ridge Botanical Area: Along N side of main road (USFS Road #29S11.3) on slopes just SW of KSBY Television towers, about 3.0 miles W of Highway 101 752 Comment
  CAS-BOT-BC178970  Chorizanthe biloba Ernest C. Twisselmann 1963-6-9 8389 San Luis Obispo Hills at the summit of Palo Prieta Canyon. Temblor Range and the Western San Joquin Valley 678 Comment
  CAS-BOT-BC178969  Chorizanthe biloba Ernest C. Twisselmann 1954-5-12 1217 San Luis Obispo Palo Prieta Summit, 7 miles S of Cholame. Temblor Range and the Western San Joquin Valley 640 Comment
  UCD77545  Chorizanthe biloba Robert E. Preston 1998-6-12 1117 San Luis Obispo San Luis Obispo County: on hillside ca. 300 W of Navaho Creek, ca. 0.25 mi S of Hwy 58 487 Comment
  SDSU4921  Chorizanthe angustifolia D. F. Howe 1963-5-18 3493 San Luis Obispo 11.7 miles S of Pismo Beach on #1. Comment
  RSA630354  Chorizanthe angustifolia R. E. Riefner 1999-8-11 99 -358 San Luis Obispo Montana de Oro State Park. Comment
  RSA491713  Chorizanthe angustifolia James L. Reveal, C. Rose Broome, Clare B. Hardham 1987-6-18 6479 San Luis Obispo Along Los Osos Valley Road, 0.2 mile NW of the entrance to Montana de Oro State Park at the western end of San Luis Range south of Morro Bay and SW of Baywood Park. 76 Comment
  CAS-BOT-BC178934  Chorizanthe angustifolia Ernest C. Twisselmann 1956-4-10 2636 San Luis Obispo Nipomo Mesa, 1.5 miles E of the Union Oil Refinery 33 Comment
  RSA687503  Chorizanthe angustifolia G. Fred Hrusa, D. Ragan 1998-7-12 14760 San Luis Obispo Dunes immed. W of intersection of Callendar Rd. and Hwy 1. uncommon in back dunes; 24 Comment
Read comments
Aug 31 2006
  OBI78405  Chorizanthe angustifolia Robert F. Hoover 1946-6-20 6178 San Luis Obispo Baywood park Comment
  OBI44387  Chondrilla juncea David J. Keil 1978-10-8 s.n. San Luis Obispo In weed lot at corner of Higuera and Toro Comment
  OBI59002  Chlorogalum pomeridianum var. pomeridianum David J. Keil 1998-5-13 27238 San Luis Obispo Shell Creek Rd. and Hwy 58, area to N of creek and E of Hwy. Comment
  OBI17209  Chenopodium murale Betty Sheehan 1957-10-18 27 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  UC1583648  Chenopodium multifidum David Keil 1983-7-18 17407 San Luis Obispo Baywood Park business district Comment
  SBBG65472  Chenopodium macrospermum R. Hoffmann 1931-5-30 San Luis Obispo Gun Club, Oceano Comment
  OBI40663  Chenopodium littoreum David J. Keil 1985-6-9 18790 San Luis Obispo Los Osos/Baywood Park area, on N side of Luis Ave, just E of South Bay blvd Comment
  UCR130723  Chenopodium littoreum George K. Helmkamp, E. A. Helmkamp 1999-5-22 4887 San Luis Obispo Central Coast, Los Osos; north of the corner of Buckskin Dr. & Martingale Ave. 61 Comment
  UC1969515  Chenopodium album David Keil 1999-5-19 28346 San Luis Obispo Field at northeastern corner of intersection of Los Osos Valley Road and Foothill Road near San Luis Obispo city limits. Comment
  OBI34329  Chenopodium album David J. Keil, Eric Wise 1983-8-30 17908 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI16840  Chaenactis glabriuscula var. lanosa John Thomas Howell 1948-6-15 24377 San Luis Obispo Gillis cyn, SE of Shandon 457 Comment
  CAS-BOT-BC277600  Chaenactis glabriuscula var. lanosa Alice Eastwood 1906-6-13 870 San Luis Obispo Country adjacent to Santa Maria Comment
  CAS-BOT-BC277585  Chaenactis glabriuscula var. lanosa Clare B. Hardham 1956-3-27 309 San Luis Obispo Santa Lucia Mountains. Hills South East of Chimney Rock Comment
  UC572458  Chaenactis glabriuscula var. lanosa W. A. Peterson 1937-6-14 681 San Luis Obispo 1.1 mi SE of mouth of Cedar Creek 655 Comment
  OBI56627  Chaenactis glabriuscula var. glabriuscula David J. Keil 1998-5-20 27340 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  CAS-BOT-BC277480  Chaenactis glabriuscula var. glabriuscula R. F. Hoover 1947-4-4 6885 San Luis Obispo West side of Cottonwood Pass Comment
  OBI16850  Chaenactis fremontii Robert F. Hoover 1967-3-27 10293 San Luis Obispo Chalk Mt, cuyama Valley Comment
  OBI16847  Chaenactis fremontii Robert F. Hoover 1967-4-16 10484 San Luis Obispo Cyn in Temblor range near N end of Elkhorn Plain Comment
  CAS-BOT-BC137183  Cercocarpus betuloides var. betuloides R. F. Hoover 1947-3-19 6685 San Luis Obispo Head of Carpenter Canyon n. of Arroyo Grande Comment
  OBI79377  Cercocarpus betuloides David J. Keil, with Matt Ritter, Mike Simpson, David Chipping, Heath Bartosh, & Taylor Crow 2013-5-2 31634 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
  UCR42657  Cercocarpus betuloides David J. Keil, R. A. Pimentel, R. R. Pimentel, D. R. Miller 1985-4-27 18672 San Luis Obispo 16.5 mi. from Calif. Hwy 1 along San Simeon Creek Road, near Rocky Butte lookout at Wheelbarrow Gulch 640 Comment
  UC1872971  Cerastium glomeratum David Keil with Kathleen A. Keil 2003-3-29 30102 San Luis Obispo Shell Creek area, ca. 0.5 mi N of junction with Hwy 58. Comment
  OBI16302  Centromadia fitchii Robert F. Hoover 1946-9-15 6396 San Luis Obispo 4 mi SE of Santa Margarita Comment
  UC1927867  Centaurium davyi David Keil, Tina Teed and Mariko Uchida 2001-6-15 29580 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Chorro Creek Bog Thistle exclosure. Vicinity of 35.3442 N, 120.6800 W Comment
  OBI23263  Centaurea solstitialis Andrew Rybak 1972-8-25 4 San Luis Obispo San Luis Obispo Comment
  UCD112457  Ceanothus papillosus var. roweanus Beecher Crampton 1964-5-20 7003 San Luis Obispo San Luis Obispo County, ca. 11 miles N.W. of Templeton, Klau Mine area. Comment
  CAS-BOT-BC51226  Ceanothus papillosus R. F. Hoover 1949-5-14 7683 San Luis Obispo Region of Rocky Butte, above San Simeon Comment
  UC1276259  Ceanothus papillosus R. F. Hoover 1964-5-15 8890 San Luis Obispo s San Carpoforo Creek (Pine Tope Mt.); s of San Carpoforo Creek, Pine Top Mt. Comment
  UC1276246  Ceanothus papillosus R. F. Hoover 1963-5-4 8555 San Luis Obispo Upper Coon Creek San Luis Range, Upper Coon Creek Comment
  UC1071226  Ceanothus papillosus G. T. Nordstrom 1937-4-28 1145 San Luis Obispo 2.6 mi sse Chimney Rock; Adelaida Quad. Comment
  RSA159991  Ceanothus oliganthus var. sorediatus Clare B. Hardham 1962-4-17 9011 San Luis Obispo Cuesta Grade Comment
  UC1071336  Ceanothus oliganthus var. sorediatus H. C. Lee 1936-5-26 633 San Luis Obispo 5.25 mi se Pozo; Pozo quad., Santa Barbara National Forest 609 Comment
  UC1071331  Ceanothus oliganthus var. sorediatus B. Bolt 1936-4-10 660 San Luis Obispo 2 mi ne Mouth of Smith Creek; Cayucos quad. 335 Comment
  CAS-BOT-BC50523  Ceanothus oliganthus R. W. Summers 1884-3-3 s.n. San Luis Obispo unspecified Comment
  CAS-BOT-BC63540  Ceanothus leucodermis Lewis S. Rose 1961-4-15 61046 San Luis Obispo 1 mi. se. of Nacimiento Dam. 213 Comment
  UC52334  Ceanothus impressus R. W. Summers Jun 1883 179 San Luis Obispo Santa Margarita Hills Comment
  OBI56451  Ceanothus impressus David J. Keil 1999-5-13 28337 San Luis Obispo Arroyo Grande area; Nipomo Mesa; 220 Summit Station Road. Comment
  CAS-BOT-BC64330  Ceanothus griseus R. F. Hoover 1963-5-4 8558 San Luis Obispo Upper Coon Creek, San Luis Range. Comment
  RSA660580  Ceanothus foliosus var. medius Austin P. Griffiths 1987-5-2 18166 San Luis Obispo W end of Cuesta Ridge Botanical Area Comment
  OBI69626  Ceanothus cuneatus var. fascicularis Austin P. Griffiths, G. F. Hrusa 1987-4-29 18147 San Luis Obispo Montana de Oro State Park; along path on N edge of Cable Trail, N hazard Cyn, 50 yds in from route Comment
  OBI10538  Ceanothus cuneatus var. fascicularis F. Rush 1957-1 s.n. San Luis Obispo S. Morro Bay Comment
  UC1953292  Ceanothus cuneatus var. cuneatus Anthony Baniaga with Daniel Chavez 2010-3-14 49 San Luis Obispo Tierra Redonda Mountain. Comment
  SBBG110052  Ceanothus cuneatus var. cuneatus C. B. Hardham 1956-4-13 402 San Luis Obispo Santa Rita Crk, W of Templeton Comment
  JEPS114142  Ceanothus cuneatus var. cuneatus E. L. Painter, M. Wetherwax 2003-2-19 CR- 401 San Luis Obispo Training Area Q, ca. 0.7 air km W of Nacimiento River, ca, 0.8 air km S of Nacimiento River, ca. 1.2 air km E of western installation boundary outside exclosure. Comment
  CHSC47125  Ceanothus cuneatus var. cuneatus L. P. Janeway; B. Castro 1989-2-17 3176 San Luis Obispo Upper reaches of Stenner Cr, ca 0.2 mi SW of the S portal of aquaduct tunnel through Cuesta Ridge.I 365 Comment
  RSA293543  Ceanothus cuneatus subsp. fascicularis C. W. Tilforth, J. Dourley 1979-7-19 1830 San Luis Obispo Cuesta Ridge, west of La Cuesta Summit, north of San Luis Obispo Comment
  RSA399829  Ceanothus cuneatus subsp. fascicularis L. S. Rose 1968-4-8 68033 San Luis Obispo Baywood Park, Morro Bay 15 Comment
  CDA17931  Ceanothus cuneatus Austin Griffiths, G. F. Hrusa 1987-4-29 18158 San Luis Obispo Montana de Oro State Park; East border of second sand roadway from beach just east of berm. 0 Comment
  OBI83457  Ceanothus cuneatus Drew Kenyon, Katie Felger, Meha Patel 2017-1-27 1 San Luis Obispo Irish Hills Natural Reserve, about a quarter mile from the trailhead along the Bog Thistle trail 125 Comment
  CDA17950  Ceanothus cuneatus Austin Griffiths, G. F. Hrusa 1987-4-29 18149 San Luis Obispo Montana de Oro State Park; N of Hazard Canyon. 0 Comment
  CDA17947  Ceanothus cuneatus Austin 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 canyon N of cable 3 x 12 + 15. N of Hazard Canyon. 0 Comment
  UC1321317  Ceanothus R. F. Hoover 1964-4-14 8722 San Luis Obispo San Luis Obispo garden Comment
  SEINET10481619  Caulanthus lemmonii Lincoln Constance, Alan A. Beetle 1940-3-22 Constance 2537 San Luis Obispo Grassy slope, low, open rolling foothills. 2 Mi ne of la panza. 488 Comment
  SBBG14734  Caulanthus lemmonii E. C. Twisselmann 1962-3-28 6731 San Luis Obispo Cottonwood Pass, ca. 3.3 mi E of Cholame Comment
  CAS-BOT-BC39522  Caulanthus lemmonii R. F. Hoover 1950-4-2 7786 San Luis Obispo West branch of Fernandez Creek. Just above La Panza - Creston Road. Comment
  CDA11509  Caulanthus lasiophyllus G. F. Hrusa 1995-5-28 12289 San Luis Obispo Black Butte Research Natural Area; Cuesta Ridge east side, SW of Peak 1 Radio Facility. Santa Lucia Mts. Comment
  CAS-BOT-BC40409  Caulanthus inflatus Marcus E. Jones 1926-4-28 s.n. San Luis Obispo Cuyama Canyon. Comment
Read comments
Sep 20 2018
  UC56045  Caulanthus coulteri var. lemmonii J. H. Barber 1899-4-9 San Luis Obispo Paso Robles Comment
  UC1296283  Caulanthus coulteri var. lemmonii R. F. Hoover 1950-3-31 7771 San Luis Obispo La Panza District Comment
  POM98498  Caulanthus anceps P. A. Munz 1926-4-8 10156 San Luis Obispo 35 miles east of Paso Robles Comment
  UC572415  Caulanthus anceps W. A. Peterson 1937-4-8 665 San Luis Obispo 1.5 mi e La Panza Ranch; La Panza Quad. 533 Comment
  OBI9684  Castilleja subinclusa subsp. subinclusa G. Thomas Robbins & Rimo Bacigalupi, Rimo Bacigalupi 1952-4-16 3415 San Luis Obispo 1/4 mi W of summit of Cottonwood Pass, near the San Luis Obispo-Kern county line, along state hwy 41 762 Comment
  JEPS29129  Castilleja subinclusa subsp. subinclusa D. E. Breedlove 1962-3-29 2065 San Luis Obispo 8.6 mi w Simmler; La Panza Range 548 Comment
  HSC94195  Castilleja mollis Austin P. Griffiths, M. D. Knutsen, K. G. Jones, G. A. Solzgeber 1986-6-11 San Luis Obispo Golden Girls Meadow, NW edge of Santa Maria River Comment
  SBBG104920  Castilleja foliolosa M. D. Proctor, E. A. Young 1993-3-18 ROB 241 San Luis Obispo Sulphur Spring Rd in middle of Area R; Camp Roberts Comment
  OBI17781  Castilleja foliolosa Dave Imper 1977-4-7 97 San Luis Obispo Price Cyn Tarsands Project. 1 mi SW of Hwy 227 on Price Cyn Rd Comment
  UCSB46380  Castilleja exserta subsp. exserta Popson, Jann 1983-4-15 San Luis Obispo Nipomo mesa; 5 miles south of Halycon Road; on Calif. 1 30 Comment
  SBBG104916  Castilleja exserta subsp. exserta M. D. Proctor, E. A. Young 1993-3-18 ROB 229 San Luis Obispo 1 km S of Boy Scout Rd; Camp Roberts Comment
  HSC72443  Castilleja exserta subsp. exserta J. P. Smith 1973-3-20 5882 San Luis Obispo Price Canyon Rd., 3.5 mi. from Pismo Beach 61 Comment
  OBI65229  Castilleja exserta J. Clark & M. Petroelje, M. Petroelje 1998-4-28 s.n. San Luis Obispo Camp San Luis Obispo. 1.57 mi N on Kern Rd from intersection with Chorro Valley Rd, across from Echo range, LCTA Plot 318 240 Comment
  OBI29071  Castilleja exserta David J. Keil, Melissa Luckow, Richard A. Pimentel, and Rhonda Riggins-Pimentel 1981-4-24 14464 San Luis Obispo 10 mi E of jctn with Calif Rte 227 along Calif Rte 58 Comment
  UC1392685  Castilleja densiflora subsp. obispoensis R. F. Hoover 1969-4-22 11255 San Luis Obispo e of Morro Bay; San Bernardo Creek Comment
  OBI33829  Castilleja brevistyla Melissa Luckow, Rhonda Riggins, Richard Pimentel 1983-2-27 1075 San Luis Obispo Hwy 166, 3 mi W of Spanish Ranch turnoff 335 Comment
  OBI9384  Castilleja attenuata Robert F. Hoover 1967-4-8 10367 San Luis Obispo 18 mi SE of Creston on La Panza Rd (Camatti-navajo divide) Comment
  OBI58780  Castilleja attenuata David J. Keil 1998-4-20 26849 San Luis Obispo NW of Paso Robles on Nacimiento Lake Drive, 2.5 miles W of junction with Chimney Rock Road. Comment
  OBI9385  Castilleja attenuata Robert F. Hoover 1967-4-5 10364 San Luis Obispo W edge of Carrizo Plain, on hwy 58 Comment
  UCSB5986  Castilleja affinis subsp. affinis Jacobson, A. 1959-4-11 San Luis Obispo Roadside of Hwy 1, 22 miles north of Cambria Pines 152 Comment
  POM306160  Castilleja affinis Henry J. Ramsey, Henry J. Ramsey 1940-4-20 s.n. San Luis Obispo Templeton - Cambria Comment
  OBI16875  Carthamus lanatus W. Frey 1959-11-17 482 San Luis Obispo Toro Crk Rd 1/4 mi W of school along rd and in the field Comment
  OBI31931  Carpobrotus chilensis David J. Keil, Eric Wise 1981-5-25 14787 San Luis Obispo North of San Simeon in vicintity of Arroyo de la Cruz. Near Hwy 1 in windswept coastal areas. Comment
  CAS-BOT-BC117328  Carex spissa Clare B. Hardham 1958-9-2 3918 San Luis Obispo Swampy spot, Stenner Creek near San Luis Obispo. Comment
  OBI22660  Carex spissa Robert F. Hoover 1947-1 San Luis Obispo Comment
  SEINET3990566 Image available Carex serratodens Marcus E. Jones 1882-5-6 3235 San Luis Obispo San Luis Obispo Comment
  SBBG109317  Carex serratodens C. B. Hardham 1956-4-28 573 San Luis Obispo Paradise Valley, Atascadero Comment
  OBI22679  Carex praegracilis Robert F. Hoover 1946-7-14 6226 San Luis Obispo N end of Morro Bay Comment
  OBI66165  Carex obispoensis D. R. Miller 2002-6-7 602 /757 San Luis Obispo Pine Mt Region. Grwoing at Cowboy camp area Pico crk, Pico crk drainage 600 Comment
  SBBG104945  Carex obispoensis D. A. Young, F. L. Johnson 1992-6-19 ROB 108 San Luis Obispo Pick and Shovel Mine; Camp San Luis Obispo Comment
  SBBG104786  Carex obispoensis F. L. Johnson, E. A. Young 1993-3-20 ROB 293 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI66798  Carex nudata D. R. Miller 1994-4-30 494 .276 San Luis Obispo Pine Mt. Region. In creekway of Tobacco Crk, mud-flats area 366 Comment
  CAS-BOT-BC119439  Carex nudata Alice Eastwood; John Thomas Howell 1936-5-7 2262 San Luis Obispo Serrano Canyon near San Luis Obispo. Comment
  OBI22643  Carex nudata Robert F. Hoover 1964-5-13 8843 San Luis Obispo Santa Rita Crk W of Templeton Comment
  OBI22667  Carex harfordii Robert F. Hoover 1946-6-1 6106 San Luis Obispo Perry Crk, SE of Cambria Comment
  RSA586431  Carduus pycnocephalus D. A. Young, F. L. Johnson 1992-6-16 ROB 0028 San Luis Obispo 0.5 km NE of Gate 11 of Nacimento Rd. Comment
  SD41317  Cardionema ramosissimum Edith A. Purer 1933-7-20 5082 San Luis Obispo Partially stabilized sand dunes, northwest of Guadalupe. Comment
  SBBG18259  Cardamine oligosperma M. A. Piehl 1963-4-20 6371 San Luis Obispo S side of Salinas River near bridge, 4 mi NE of Santa Margarita Comment
  LA85141  Cardamine californica O. H. Kappler; 1951-3-31 2124 San Luis Obispo Santa Rosa Creek, 6 mi. E of Cambria Comment
  SBBG72224  Cardamine californica R. Hoffmann 1931-1-28 San Luis Obispo San Simeon Comment
  OBI51803  Cardamine californica R. Mike Arens 1994-3-12 10 San Luis Obispo Calif Polytechnic State Univ campus. In Poly Cyn near Botanical garden foot bridge 152 Comment
  OBI23275  Cardamine californica J. T. Arnold 1965-4-17 61 San Luis Obispo 1.25 mi E of Indian Knob Comment
  SBBG70401  Capsella bursa-pastoris L. G. Yates 1878-2-5 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  UCSB16659  Campanula griffinii Hardham, Clare 1963-6-18 San Luis Obispo Cypress Mt. 609 Comment
  JEPS99153  Campanula griffinii Clare B. Hardham 1963-6-18 10851 San Luis Obispo Cypress Mountain 609 Comment
  SBBG112449  Camissoniopsis micrantha D. Keil 1998-3-27 26485 San Luis Obispo Montana de Oro State Park, slopes W of Valencia Peak 15 Comment
  OBI83414  Camissoniopsis intermedia Butterworth 2003-4-21 495 San Luis Obispo Temblor Range 0.3 mi w of Crocker Rd, 0.6 mi n of Elkhorn Rd. Comment
  CAS-BOT-BC160316  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Clare B. Hardham 1957-11-2 2696 San Luis Obispo Mouth of Old Creek Comment
  SBBG26448  Camissonia strigulosa J. Patman 1963-5-30 San Luis Obispo St Hwy 1, 0.6 mi S of the Santa Maria Refining Station, between Oceano and Guadalupe Comment
  RSA0019343  Camissonia strigulosa Greg Wilvert 2005-5-11 406 San Luis Obispo Southeast half of the Caliente Range: 1.5 km SW of Semper Spring. 1192 Comment
  OBI11890  Camissonia strigulosa Robert F. Hoover 1947-4-25 7069 San Luis Obispo Black Lake, S of Arroyo Grande Comment
  RSA781522  Camissonia hardhamiae David J. Keil 1986-4-13 19196 San Luis Obispo 2 miles E from junction with Las Pilitas Road on Parkhill Road. S side of highway. Comment
  UCR160749  Camissonia contorta George K. Helmkamp, E. A. Helmkamp 2001-5-2 6623 San Luis Obispo La Panza Range, Calif. Hwy 58, 11.2 miles east of Santa Margarita 488 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
  RSA43104  Camissonia cheiranthifolia subsp. cheiranthifolia Robert F. Hoover 1946-8-4 6273 San Luis Obispo North end of Morro Bay Comment
  SBBG46662  Camissonia campestris subsp. campestris L. W. Edge 1973-4-11 292 San Luis Obispo near Shell Crk, St Hwy 58 Comment
  RSA14186  Camissonia campestris subsp. campestris Roxana S. Ferris 1935-3-30 9138 San Luis Obispo Head of Cuyama Valley near Kern County Line. Comment
  OBI35931  Camissonia campestris subsp. campestris Walter F. Chesbro 1978-5-6 103 San Luis Obispo Avenales Reserve, hwy 58 Comment
  UC2027071  Camissonia campestris subsp. campestris Greg Wilvert 2005-5-15 423 San Luis Obispo Southeast Half of the Caliente Range: 1.5 km SW of Semper Spring Comment
  UCR165994  Camissonia campestris Ken Osborne 2005-3-1 s.n. San Luis Obispo SW Central Valley, Carrizo Plain. c. 5 mi NE of Caliente Range and 2 mi west of AF Traver Ranch and BM 2121 655 Comment
  OBI69475  Calystegia subacaulis subsp. episcopalis Jody Olson 2005-4-14 s.n. San Luis Obispo Camp San Luis Obispo Comment
  UCR248163  Calystegia subacaulis subsp. episcopalis David J. Keil 1988-6-12 27786 San Luis Obispo Central Coast, Morro Bay State Park. Park Ridge area west of Hollister Peak, near Quarry Trail Comment
  UC1969507  Calystegia subacaulis subsp. episcopalis David Keil June 25-26, 1988 20822 San Luis Obispo Morro Bay. Rolling hills between Downing Ave. and South Bay Blvd., north of California Rte. 1. Comment
  OBI57541  Calystegia subacaulis subsp. episcopalis David J. Keil 1998-4-10 26681 San Luis Obispo At LeRoy Baldwin property, 2051 O'Connor Way, SW of San Luis Obispo. Comment
  OBI15300  Calystegia purpurata subsp. purpurata Robert F. Hoover 1958-5-21 8482 San Luis Obispo West of Paso Robles on Mountain Springs road Comment
  OBI65862  Calystegia malacophylla subsp. pedicellata D. R. Miller 1994-5-6 549 -326 San Luis Obispo Pine Mt Region. From Hartman's rd to his spring area; E slope of Pine mtn in the Tobacco Crk drainage 800 Comment
  OBI57546  Calystegia malacophylla subsp. pedicellata David J. Keil 1998-6-10 27771 San Luis Obispo Los Padres National Forest. Black Mountain Rd., 0.2-0.3 miles above (NW) junction with Navajo Rd. Comment
  SBBG109603  Calystegia malacophylla subsp. pedicellata C. B. Hardham 1971-4-24 18028 b San Luis Obispo Avenales Ranch Comment
  RSA522493  Calystegia macrostegia subsp. macrostegia David J. Keil 1986-4-8 19130 San Luis Obispo Fire Ecology class trip to BLM land on E side of Santa Margarita Lake. Comment
  UC14013  Calystegia longipes Roxana S. Ferris 1955-5-23 12795 San Luis Obispo on road to Creston 2.3 mi se Geneseo School (East Branch Huerhuero Creek); se of Geneseo School (East Branch Huerhuero Creek) Comment
  RSA20400  Calystegia longipes Roxana S. Ferris, Ruth P. Rossbach, R. T. Ferris 1938-5-12 9451 San Luis Obispo In road cut on State Highway 178 along Salinas River 10 miles east of Santa Margarita. Comment
  OBI15307  Calystegia longipes Robert F. Hoover 1966-7-13 9913 San Luis Obispo Middle Branch Huerhuero crk Comment
  OBI71009  Calyptridium monandrum G. F. Hrusa, D. Ragan 1999-4-21 15009 San Luis Obispo Oceano Dunes, immed W of Callender Rd 107 Comment
  CAS-BOT-BC496855  Calochortus venustus R. F. Hoover 1949-5-15 7697 San Luis Obispo 14 mi. E. Creston on La Panza road Comment
  CAS-BOT-BC496853  Calochortus venustus Clare B. Hardham 1960-6-1 5981 San Luis Obispo Pine Mt. Comment
  UC1134514  Calochortus splendens G. T. Nordstrom 1937-6-23 1384 San Luis Obispo 0.5 mi ne Adelaida; Adelaida Quad. 518 Comment
  UC1927793  Calochortus simulans David Keil 1998-5-20 27311 San Luis Obispo Los Padres National Forest. 6.3 mi. NE of junction with Tepusquet Canyon Rd. on Hwy 166, at Adobe Trailhead and on opposite (S) side of Hwy to banks of Cuyama River. Comment
  OBI78868  Calochortus obispoensis Garret Ahern 2013-6-7 3 San Luis Obispo Near the Cal Poly "P" Comment
  OBI51783  Calochortus obispoensis R. Mike Arens 1994-6-10 81 San Luis Obispo Calif Polytechnic State Univ campus 152 Comment
  OBI32284  Calochortus clavatus var. recurvifolius David J. Keil 1981-6-20 14875 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz e of hwy 1 Comment
  SBBG93659  Calochortus clavatus var. clavatus T. J. Ayers with S. A. Junak 1989-6-22 746 San Luis Obispo 0.9 mi E of Botanical Area boundary on West Cuesta Ridge Rd Comment
  UCSB57244  Calochortus clavatus Penkala, B.; Ryan, P. 1987-7-1 San Luis Obispo Directly southwest 1/8 mile from junction of Reservoir Canyon and Hampton Canyon riverbeds, just north of San Luis Obispo off Hwy. 101 335 Comment
  UC337932 Image available Calochortus clavatus J. G. Lemmon Jun 1878 San Luis Obispo near San Luis Obispo; ; near San Luis Obispo Comment
  OBI66879  Calochortus clavatus David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29572 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
  OBI66542  Calochortus argillosus David Keil 1997-6-10 26308 San Luis Obispo Locally common in grassy hillside to west end of Madonna Road, San Luis Obispo. Comment
  OBI58983  Calochortus argillosus David J. Keil, Brian Aviles 1998-4-27 26913 San Luis Obispo SLO at the end of Lizzie St. above old SLO Junior High School. At site of La Loma Adobe and on hillside above. Comment
  OBI83621  Calochortus argillosus Melissa Mooney 2016-5-17 1607 San Luis Obispo Laguna Lake Park; City of San Luis Obispo 59 Comment
  CAS-BOT-BC492195  Calochortus albus R. F. Hoover 1964-6-12 9085 San Luis Obispo Road from North Fork San Simeon Creek to Rocky Butte Comment
  SEINET3154063  Calochortus albus B. Cobb 76 San Luis Obispo Cambria, in the Coast Ranges of county Comment
  SBBG125607  Calochortus albus D. Keil 1987-5-6 20138 San Luis Obispo Hwy 229 ca. 0.5 mi N of jct with Hwy 58 Comment
  OBI7413  Calocedrus decurrens Jack M. Farrell 1955-2-21 75 San Luis Obispo Cal Poly campus Comment
  OBI31279  Callitriche marginata Joy Nishida, Melissa Luckow 1983-3-10 555 San Luis Obispo 1.7 mi S of American Cyn campground near stream/rd crossing Comment
  OBI51321  Calandrinia ciliata Jan Barber 1994-4-17 144 San Luis Obispo San Simeon State Park; between ocean and hwy 1 Comment
  RSA755085  Calandrinia breweri David J. Keil, Robyn Cox, Cindy Sage, Orrin Sage 2002-3-25 29751 San Luis Obispo Ridges S of Arroyo de la Cruz bridge, between Highway 1 and Arroyo de la Cruz. Comment
  RSA518083  Calandrinia breweri Steven A. Junak 1990-4-26 4204 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
  CAS-BOT-BC233926  Calandrinia breweri R. F. Hoover 1947-3-26 6742 San Luis Obispo Just south of Price Canyon Comment
  SBBG45680  Cakile maritima L. E. Allen 1966-5-19 San Luis Obispo San Luis Obispo County [no specific locality] Comment
  OBI56441  Cakile edentula David J. Keil 1999-5-20 28347 San Luis Obispo Pismo Beach. Along Crpress Street. Comment
  CAS-BOT-BC198502  Caesalpinia gilliesii Ernest C. Twisselmann 1963-8-23 8886 San Luis Obispo Dorothy Tiwsselmann Ranch - Temblor Range and the Western San Joaquin Valley 670 Comment
  OBI42269  Bromus vulgaris David J. Keil, V. L. Holland 1986-5-26 19602 San Luis Obispo Oak Shores development on northern shore of Nacimiento Lake Comment
  UC1131306  Bromus trinii H. C. Lee 1937-4-21 841 San Luis Obispo 1 1/2 mi w of Paso Robles 320 Comment
  OBI32356  Bromus sitchensis David J. Keil 1982-5-8 15943 San Luis Obispo 2.35 mi E of jctn with Santa Rosa Crk rd and Fiscalini Ranch rd on dirt road leading onto slopes of Cypress Mtn Comment
  OBI22442  Bromus sitchensis Robert F. Hoover 1964-5-10 8744 San Luis Obispo E of Salinas River opposite San Miguel Comment
  RSA0028085  Bromus rubens Greg Wilvert 2005-4-6 188 San Luis Obispo S end of Horse Canyon, 4.3 kilometers N of New Cuyama. 655 Comment
  OBI22411  Bromus pseudolaevipes Robert F. Hoover 1964-5-14 8877 San Luis Obispo Lower part of Perfumo Cyn Comment
  OBI8540  Bromus madritensis subsp. rubens Craig Woods 1978-4-9 44 San Luis Obispo E side of Carrizo Plain, 6 mi SE of hwy 58 along Sim. Soda lake rd 671 Comment
  UC53751  Bromus madritensis subsp. rubens Jos. Burtt Davy 1901-5-31 7563 San Luis Obispo Templeton Comment
  OBI73084  Bromus madritensis subsp. madritensis David J. Keil, with Michael Curto and V. L. Holland 2000-5-10 28672 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Poly Canyon Comment
  OBI41055  Bromus hordeaceus David J. Keil 1986-5-13 19437 San Luis Obispo Hi Mtn Rd near Hi Mtn Lookout Comment
  SBBG94015  Bromus hordeaceus S. A. Junak 1989-4-27 3983 San Luis Obispo N side of USFS Rd 29S11.3, ca. 2 mi W of E boundary [Cuesta Ridge Botanical Area], ca. 5 mi W of US Hwy 101 810 Comment
  OBI58420  Bromus hordeaceus Austin P. Griffiths 1987-5-18 18191 San Luis Obispo Guadalupe Dunes, Revegetation site on high dunes immediately W of Oso Flaco Lake Comment
  OBI35308  Bromus hordeaceus H. E. Jones 1981-5-18 23 San Luis Obispo Point Piedras Blancas Comment
  CAS-BOT-BC155748  Bromus diandrus Clare B. Hardham 1958-5-28 3409 A San Luis Obispo Santa Lucia Mountains. Intersection Oak Flat Road and north road to Adelaida. Comment
  SBBG477  Bromus diandrus C. B. Hardham 1957-4-2 1612 San Luis Obispo Willow Crk district, SW of Paso Robles Comment
  OBI75858  Bromus diandrus Al Lindholm 1971-4-24 211 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. 1/2 mi SE of Geode Mtn Comment
  OBI4175  Bromus diandrus Julie M. Vanderweir 1969-4-30 30 San Luis Obispo Morro bay state park Comment
  OBI35279  Bromus diandrus H. E. Jones 1981-5-18 14 San Luis Obispo Point Piedras Blancas Comment
  CAS-BOT-BC156185  Bromus catharticus John Thomas Howell 1967-4-27 42071 San Luis Obispo San Luis Obispo. Cuesta Canyon County Park. Comment
  UCD58401  Bromus catharticus Ernest C. Twisselmann 1962-7-9 7424 San Luis Obispo Eastern San Luis Obispo Co.: Temblor Range and the Western San Joaquin Valley. Dorothy Twisselmann Ranch. 670 Comment
  OBI80428  Bromus catharticus David J. Keil 1992-8-3 23618 San Luis Obispo Laguna Lake Park. 170 Comment
  CAS-BOT-BC156183  Bromus catharticus Ernest C. Twisselmann 1954-5-6 1177 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Chris Twisselmann Ranch. 655 Comment
  UC463205  Bromus carinatus var. carinatus Roxana S. Ferris 1929-4-16 7660 San Luis Obispo Old Creek coast road between Cayucos and Moro Comment
  SBBG118301  Bromus carinatus M. Wetherwax, E. Painter, D. Keil 2000-4-18 SLO 64 b San Luis Obispo W of Chorro Reservoir, above tributary of Chorro Crk; Camp San Luis Obispo 200 Comment
  OBI59218  Bromus arenarius David J. Keil 1998-5-20 27353 San Luis Obispo Los Padres National Forest. Vicinity of trailhead, about 11 mi. NE of junction with Tepusquet Canyon Road along Hwy 166. Comment
  OBI80028  Bromus David J. Keil, with Mike Walgren & Sally Krenn 2013-3-22 31559 San Luis Obispo Montana de Oro State Park. Canyon slopes south of Coon Creek, western portion of San Luis Range. Comment
  SJSU10467  Briza minor R. L. Fisher 1959-5-17 San Luis Obispo coastal bluff, Cambria Pines Comment
  SBBG118255  Briza minor E. Painter, M. Wetherwax, K. Downing 2002-5-8 SLO 250 San Luis Obispo Chumash Pk; Camp San Luis Obispo 160 Comment
  OBI4338  Briza maxima A. D. Matthews 1972-5-2 s.n. San Luis Obispo Collected growing ner riverlet 0.3 mi S of the S fence of San Simeon State Beach Park Comment
  CAS-BOT-BC145500  Briza maxima R. F. Hoover 1965-5-22 9381 San Luis Obispo Cambria, north of town. Comment
  OBI65215  Brickellia nevinii Greg Wilvert, Cedrick Villasenor and Ben Carter 2005-9-15 523 San Luis Obispo SE Half of Caliente Range. Above Semper spring 903 Comment
  RSA201732  Brickellia nevinii Robert F. Hoover 1952-9-9 8331 San Luis Obispo Caliente Mountain Comment
  OBI53412  Brassica rapa Arthur W. Hazebrook 1993-5-23 232 San Luis Obispo Nipomo Dunes Complex; along NE base of Big Coreopsis Hill and along Guerra Rd Comment
  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
  OBI15172  Brassica rapa Betty Sheehan 1957-10-18 25 San Luis Obispo Poly Cyn, Cal Poly campus Comment
  UCR169230  Brassica kaber George K. Helmkamp, E. A. Helmkamp 2005-2-14 8907 San Luis Obispo Central Coast, Biddle Regional Park, 7 mi NE of Arroyo Grande along Lopez Drive 122 Comment
  SEINET244329 Image available Brachypodium hybridum George K. Helmkamp 2002-4-21 7475 San Luis Obispo Central Coast; Santa Rosa Creek Rd., 6.9 mi E of Cambria. 183 Comment
  OBI78752  Boykinia occidentalis Michael Walgren 2013-9-18 337 San Luis Obispo Northern coastal county, at the first creek north of San Carpoforo Cr., on both sides of Highway One. 38 Comment
  SBBG95734  Bowlesia incana D. Keil with L. D. Oyler, R. Oyler 1986-5-17 19454 San Luis Obispo Santa Margarita Ranch, ca. 5 mi S of Santa Margarita along ranch rd Comment
  OBI78535  Bolboschoenus maritimus subsp. paludosus Robert J. Rodin 1956-5-22 6066 San Luis Obispo At S end of Morro Bay State Park Comment
  OBI73194  Bolboschoenus maritimus subsp. paludosus David J. Keil 2000-5-29 28783 San Luis Obispo Campus of Califonia Polytechnic State University. Drumm Reservoir and vicinity Comment
  OBI78797  Bolboschoenus maritimus David J. Keil 2013-8-29 31993 San Luis Obispo Morro Bay State Park. Just east of South Bay Blvd on south side of Los Osos Creek estuary. 2 Comment
  OBI70578  Bolboschoenus maritimus Larry Kelly, David J. Keil 1988-10-1 266 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  RSA549973  Blepharizonia laxa C. F. Smith 1991-6-28 12231 San Luis Obispo Below main road between Cuyama Valley and Carrizo Plain that crosses in western part of Caliente Mountain ridge, W of summit Comment
  CAS-BOT-BC127820  Blepharizonia laxa R. F. Hoover 1946-9-22 6436 San Luis Obispo West of Paso Robles on road to Adelaida Comment
  UCSB26806  Blennosperma nanum Broder, Richard 1960-3-20 San Luis Obispo 4.1 miles S of junction of the La Panza to Simmler road and the road to Soda Lake on the Soda Lake Road Comment
  RSA220054  Bidens pilosa J. T. Howell 1960-3-22 35141 San Luis Obispo Street weed at the Mission, San Luis Obisbo. Comment
  OBI9016  Berula erecta Robert F. Hoover 1965-9-18 9573 San Luis Obispo Trout Crk just E of Santa Margarita Comment
  OBI14782  Bergia texana Ernest C. Twisselmann 1952-7-7 324 San Luis Obispo Temblor Range and the W San Joaquin Valley, 6 mi S of Cholame Comment
  SBBG132327  Bellardia trixago D. Keil, T. Teed, Mariko Uchida 2001-6-15 29593 San Luis Obispo Chorro Crk drainage, Chorro Crk Bog Thistle exclosure; Camp San Luis Obispo 243 Comment
  SBBG130677  Bassia hyssopifolia D. J. Keil 2012-7-18 31413 San Luis Obispo Grover Beach, Hwy 1, ca. 0.3 mi N of Grand Ave. roadside zone in area with Mobile home park to W and railroad tracks to E 6 Comment
  UCR67894  Barbarea orthoceras var. dolichocarpa Steven A. Junak 1990-4-27 4225 San Luis Obispo Santa Lucia Mtns, Cuesta Ridge: just north of NW corner of Cuesta Ridge Botanical Area, north of main road (USFS Road #29S11.3) along powerline access road, c. 5.9 mi west of Hwy 101 and 0.3 mi west of W boundary of the Botanical Area. 701 Comment
  OBI16976  Baccharis salicifolia Robert F. Hoover 1946-10-20 6514 San Luis Obispo Upper Huasna River just below confluence of Arroyo Seco, in sandy and rocky flood-bed Comment
  CAS-BOT-BC99746  Baccharis salicifolia Ernest C. Twisselmann 1956-5-7 2776 San Luis Obispo Ian McMillan Ranchgrounds, Gillis Canyon 510 Comment
  OBI31963  Baccharis salicifolia David J. Keil 1981-6-20 14901 San Luis Obispo N of San Simeon along the channel and banks of Arroyo de la Cruz E of Hwy 1. Comment
  OBI24069  Baccharis pilularis var. consanguinea Janice M. Toyoshima 1979-6-6 J 3 San Luis Obispo South of Shark Inlet, Morro Bay Comment
  OBI16971  Baccharis pilularis var. consanguinea Robert F. Hoover 1964-10-3 9318 San Luis Obispo Mouth of Coon Creek Comment
  UCR263701  Baccharis pilularis Mark A. Elvin, Jason Storlie 2014-10-10 7656 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, Myrtle Pond wetland, c. 250 m from Pacific Ocean 9 Comment
  OBI51181  Baccharis pilularis Jan Barber 1993-8-5 48 San Luis Obispo San Simeon State Park. Disturbed area between southern drainage channel and day-use parking lot Comment
  OBI23231  Baccharis pilularis Todd Jackson 1979-11-19 4 San Luis Obispo 2.8 mi from intersection of Johnson and Orcutt Rd travelling away from San Luis Obispo. 85 Comment
  OBI35779  Baccharis glutinosa Allison Berry 1984-4-10 86 San Luis Obispo Camp San Luis Shooting Facility 6.5 mi N of San Luis Obispo on hwy 1 Comment
  OBI3948  Avena fatua Elizabeth Rudd 1971-3-30 186 San Luis Obispo 3 mi NE of Santa Margarita 274 Comment
  OBI22504  Avena fatua Flint Freeman 1968-1-24 6 San Luis Obispo Hwy 1 roadside near Parker Barn, Cal Poly campus Comment
  OBI53451  Avena barbata Arthur W. Hazebrook 1991-6-6 86 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill Comment
  SEINET251717  Avena barbata Unknown 2005-3-25 9193 San Luis Obispo Outer South Coast Ranges: Santa Lucia Wilderness; Hi Mountain Road, 6.7 miles ENE of Lopez Lake near Salt Creek (Caldwell Mesa 7.5' Q.:). 399 Comment
  RSA0049758  Austrocylindropuntia cylindrica Dean Wm. Taylor 2013-3-13 21325 San Luis Obispo Highway 1 ca. 3 road miles North from Ragged Point Comment
  OBI39019  Atriplex vallicola David J. Keil 1986-3-22 19072 San Luis Obispo Carissa Plain N of Soda Lake, 1.8 mi E of Soda Lake Rd on Belmont Tr 579 Comment
  RSA115511  Atriplex subspicata E. C. Twisselmann 1955-10-1 2435 San Luis Obispo Morro Bay State Park: edge of bay, near golf course. 0 Comment
  OBI57385  Atriplex suberecta David J. Keil 1998-6-9 27736 San Luis Obispo Cal Poly Campus. Comment
  OBI69440  Atriplex spinifera David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30511 San Luis Obispo Carrizo Plain. Ca. 0.5 miles south of Belmont Trail along east side of Clarksburg Trail. 590 Comment
  CDA16025  Atriplex spinifera G. F. Hrusa, T. D. Wilfred 2000-9-29 15691 San Luis Obispo Carrizo Plain; S end of Soda Lake immed. E of Soda Lake Rd. Shrub, 4 ft. by 4 ft., 579 Comment
  CAS-BOT-BC178415  Atriplex spinifera R. F. Hoover 1968-4-16 11036 San Luis Obispo Chalk Mt., north side of Cuyama Valley Comment
  CAS-BOT-BC178413  Atriplex spinifera R. F. Hoover 1966-3-30 9759 San Luis Obispo West side of Soda Lake, Carrizo Plain Comment
  RSA171092  Atriplex semibaccata R. F. Thorne, P. Everett 1962-10-3 31432 San Luis Obispo Peidras Blancas Light House. Comment
  OBI71196  Atriplex rosea Ann Cochran 1986-7-27 45 San Luis Obispo Area of flats, E of Soda Lake rd, T30S, R19E, sec 28 579 Comment
  OBI17281  Atriplex rosea Ernest C. Twisselmann 1953-8-15 701 San Luis Obispo Temblor range and the W San Joaquin Valley. Twisselmann ranch, 7 mi S of Cholame 960 Comment
  OBI66404  Atriplex prostrata David J. Keil, with Dave Hacker 2005-6-24 30394 San Luis Obispo North of San Simeon along California Route 1, north of Piedras Blancas Lighthouse and south of Arroyo de la Cruz, coastal drainage and adjacent roadsides just south of Piedras Blancas Motel Comment
  OBI32067  Atriplex leucophylla David J. Keil, Eric Wise 1981-5-25 14768 San Luis Obispo N of San Simeon in vicinity of Arroyo de la Cruz. Near hwy 1 in windswept coastal areas Comment
  OBI17323  Atriplex fruticulosa Robert F. Hoover 1966-10-8 10142 San Luis Obispo Pass at SE end of Carrizo plain Comment
  OBI17317  Atriplex fruticulosa John Thomas Howell 1948-6-14 24341 San Luis Obispo N end of Carrizo Plain headwater of Bitterwater crk Comment
  JEPS13579  Atriplex fruticulosa Rimo Bacigalupi with R. S. Ferris and G. T. Robbins 1955-5-24 5219 San Luis Obispo along road to Soda Lake 5.5 mi s Simmler Store (alkaline sites in Carrizo Plain); Carrizo Plain, s of Simmler Store 579 Comment
  OBI17332  Atriplex coronata John Thomas Howell 1948-6-15 24374 San Luis Obispo San Juan river Valley 366 Comment
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Nov 27 2019
  CAS-BOT-BC172617  Atriplex coronata Ernest C. Twisselmann 1956-6-26 3015 San Luis Obispo Simmler Road, 1.5 miles north of Soda Lake 609 Comment
  SEINET3930311  Atriplex californica Robert E. Preston 1998-6-14 1127 San Luis Obispo Shell Beach, on cliffs, just above high tide line; TRS.; 0 Comment
  UCD147057  Athysanus unilateralis Rachelle Boul; T. Keeler-Wolf 2008-3-14 CARR 18 -1 San Luis Obispo San Luis Obispo County: Carrizo Plains, Soda Lake area. 586 Comment
  OBI53030  Athysanus pusillus David J. Keil, Kathleen Keil, Lynne Dee Oyler, and Danielle DeRome 1991-4-6 21503 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill s of Oso flaco Lake Comment
  CAS-BOT-BC65369  Athysanus pusillus R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-28 731 San Luis Obispo Carrizo Plain National Monument. Sulphur Spring, 1.3 mi SW of Washburn Ranch House. 800 Comment
  OBI1139  Athyrium filix-femina Robert F. Hoover 1947-8-13 7368 San Luis Obispo Hazard Canyon, in moist thicket. Comment
  CAS-BOT-BC199104  Astragalus trichopodus var. phoxus R. C. Barneby 1954-5-3 11283 San Luis Obispo 6 mi. E of Atascadero 289 Comment
  CAS-BOT-BC199102  Astragalus trichopodus var. phoxus Marcus E. Jones 1926-4-28 s.n. San Luis Obispo Cuyama Canyon Comment
  RSA0006881  Astragalus trichopodus H. D. Ripley, R. C. Barneby 1954-5-3 11283 San Luis Obispo 6 miles East of Atascadero. 290 Comment
  UCR160141  Astragalus trichopodus George K. Helmkamp, E. A. Helmkamp 2005-6-9 9562 A San Luis Obispo South Coast Ranges, Arroyo Grande to Huasna Road along Arroyo Seco Creek, 5.4 mi northeast of Huasna Township Road. 256 Comment
  OBI40675  Astragalus pomonensis David J. Keil 1985-6-9 18803 San Luis Obispo Los Osos/Baywood Park area. End of Nipomo Ave (1.5 blocks ESE of Willow Dr) and N across scrub to Eto Lake Comment
  SBBG34878  Astragalus pomonensis Mrs. R. W. Summers 1886-1 San Luis Obispo Morro Comment
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Oct 22 2007
  RSA116813  Astragalus pomonensis E. C. Twisselmann 1956-6-1 2891 San Luis Obispo South end of Morro Bay, near Baywood Park. 305 Comment
  UCD22533  Astragalus oxyphysus Ralph Phillips 2003-4-10 S 10 San Luis Obispo San Luis Obispo County: Carrizo Plain. Along Soda Lake Road, north of intersection with Hwy 166. Barely inside the reserve. 700 Comment
  UC1392866  Astragalus oxyphysus R. F. Hoover 1968-4-17 11045 San Luis Obispo Pass at se end Carrizo Plain; Pass at se end Carrizo Plain Comment
  CAS-BOT-BC194245  Astragalus oxyphysus Ernest C. Twisselmann 1963-4-24 8100 San Luis Obispo Highway U.S. 466, 1.25 mile west of Cholame - Temblor Range and the Western San Joaquin Valley 365 Comment
  CAS-BOT-BC194243  Astragalus oxyphysus Ernest C. Twisselmann 1963-4-24 8100 San Luis Obispo Highway U.S. 466, 1.25 mile west of Cholame - Temblor Range and the Western San Joaquin Valley 365 Comment
  OBI4470  Astragalus nuttallii var. nuttallii Robert J. Rodin 1970-9-10 8433 San Luis Obispo Pismo Beach State Park Comment
  CAS-BOT-BC186528  Astragalus nuttallii var. nuttallii R. F. Hoover 1948-11-13 7559 San Luis Obispo West of Oceano Comment
  UCD110299  Astragalus macrodon DFG VegCAMP 2010-4-9 CARR 1029 San Luis Obispo San Luis Obispo County: Carrizo Plain National Monument, BLM, just east of Chimineas Ranch (DFG property). 642 Comment
  CAS-BOT-BC187546  Astragalus macrodon R. F. Hoover 1952-5-24 8204 San Luis Obispo Caliente Mt. Comment
  CAS-BOT-BC187538  Astragalus macrodon R. F. Hoover 1952-5-24 8204 San Luis Obispo Caliente Mt. Comment
  OBI32804  Astragalus lentiginosus var. nigricalycis David J. Keil, Julie Vanderwier and Glenda Winn 1978-1 12726 San Luis Obispo 29.5 mi SE of Calif Rte 58 along Soda Lake Rd Comment
  UC454660  Astragalus gambelianus E. P. Unangst 1907-4-25 San Luis Obispo Stenner Creek Comment
  RSA121849  Astragalus gambelianus G. T. Nordstrom 1937-4-14 1073 San Luis Obispo 3.9 miles southeast of Williams Ranch 305 Comment
  SBBG104910  Astragalus douglasii M. D. Proctor, E. A. Young 1993-4-12 ROB 389 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  CAS-BOT-BC177832  Astragalus curtipes Roxana S. Ferris 1929-4-15 7645 San Luis Obispo Coast road, 2 miles north of [Moro] Morro Comment
  SBBG104780  Astragalus curtipes M. D. Proctor, E. A. Young 1993-3-20 ROB 294 San Luis Obispo Chorro Crk, 1 km N of Chorro Reservoir; Camp San Luis Obispo Comment
  OBI40650  Astragalus curtipes David J. Keil 1981-3-7 14280 San Luis Obispo Along rd to Lopez lake about 2 mi W of the dam Comment
  OBI28154  Astragalus curtipes Jeffery Null 1980-5-11 35 San Luis Obispo Ecological Study Area, Calif Poly State Univ, San Luis Obispo Comment
  SEINET879060 Image available Asteraceae J. Clausen, D. D. Keck 1935-1 3106 San Luis Obispo Summit of Polonio Pass, 5 mi E of Chlame on road to Lost Hills. 579 Comment
  UCR140407  Aster subulatus var. ligulatus George K. Helmkamp 2004-2-19 8301 A San Luis Obispo Central Coast, Mesa Dunes Mobile Home Park, along Mesa View Dr (Calif. Hwy 1), 0.2 mi south of the jct with Halcyon Rd. 61 Comment
  RSA94774  Aster occidentalis Edward Palmer 1876-1 178 San Luis Obispo [No locality information on label] Comment
  CAS-BOT-BC65845  Aspidotis carlotta-halliae R. F. Hoover 1946-12-8 6569 San Luis Obispo Upper Chorro Creek Comment
  OBI76914  Aspidotis californica D. R. Miller 2012-5-2 512 .1019 San Luis Obispo Rocky Butte/Pine Mt Region. Pine Mtn area (Little Pine, W slope) 732 Comment
  SBBG94421  Aspidotis californica R. J. Rodin 1958-4-4 6208 San Luis Obispo Bishop Peak Comment
  SBBG229  Aspidotis californica C. B. Hardham 1958-5-7 3230 San Luis Obispo between Bee Rock and the Nacimiento River Comment
  UC197753  Asperula orientalis I. J. Condit MAY 1912 San Luis Obispo California Polytechnic State University Botanic Garden, San Louis Obispo Comment
  CAS-BOT-BC478843  Asparagus officinalis Ernest C. Twisselmann 1958-8-23 4736 San Luis Obispo Dorothy Twisselman Ranch, Temblor Range and the Western San Joaquin Valley 670 Comment
  OBI72640  Asparagus asparagoides Robyn Matteson 2002-2-23 16 San Luis Obispo San Luis Obispo. 640 Woodbridge St, backyard. Residential, but meadow-like 71 Comment
  OBI20520  Asclepias vestita Rimo Bacigalupi, G. T. Robbins & Keith Harrison 1955-5-16 5133 San Luis Obispo Upper part of Commatti Cyn, tributary of San Juan crk, at beginnin of digger pine - blue oak belt, 14 mi S of Shandon 396 Comment
  SBBG104438  Asclepias fascicularis F. L. Johnson, E. A. Young 1993-5-23 ROB 489 San Luis Obispo Boy Scout Rd by Nacimiento River; Camp Roberts Comment
  OBI28726  Asclepias fascicularis David J. Keil 1980-9-18 14216 San Luis Obispo 0.4 mi from Hwy 58 on Shell Crk Rd Comment
  SBBG107842  Asclepias C. B. Hardham 1956-8-3 1253 San Luis Obispo Cienega Crk streambed, Dellaganna Ranch Comment
  OBI49570  Arundo donax Eric Wise 1983-9-12 1766 San Luis Obispo Found at SW edge of Cemetery in San Luis Obispo near bridge Comment
  OBI71942  Artemisia tridentata George Butterworth 2009-11-5 758 San Luis Obispo Chimeneas; Cuyama River, Oakey Terrace 442 Comment
  OBI53507  Artemisia dracunculus Arthur W. Hazebrook 1991-6-29 102 San Luis Obispo Nipomo Dunes Complex, Big Coreopsis Hill, NE riparian entrance Comment
  RSA0027875  Artemisia dracunculus Greg Wilvert, Cedrick Villasenor, Ben Carter 2005-9-15 522 San Luis Obispo Southeast half of the Caliente Range: Next to Semper Spring. 903 Comment
  OBI73260  Artemisia dracunculus Michael Walgren 2010-9-7 178 San Luis Obispo Vicinity of San Simeon State Park, on San Simeon Point Comment
  UC1119553  Artemisia douglasiana F. H. Raymond 1930-7-6 101 San Luis Obispo mouth San Carpoforo Creek; Cape San Martin Quadrangle Comment
  OBI64184  Artemisia douglasiana David J. Keil, with Kathleen A. Keil 2003-3-29 30098 San Luis Obispo Shell Creek area, ca. 0.5 miles north of jubction with Highway 58 Comment
  OBI17709  Artemisia californica Lynne D. Althouse 1977-3-26 1 San Luis Obispo Wolfe's horse ranch near San Luis High School 128 Comment
  UC1285241  Artemisia californica R. F. Hoover 1946-10-19 6505 San Luis Obispo between San Juan River and Carrizo Plain Comment
  OBI70777  Artemisia absinthium David J. Keil 2009-8-21 30637 San Luis Obispo Campus of California Polytechnic State University, San Luis Obispo. Small garden area along east side of Dexter Bldg (Bldg. 34). 35 deg. 18.068'W x 120 deg. 39.771'W. 95 Comment
  CAS-BOT-BC82394  Arnica discoidea R. F. Hoover 1951-6-21 8018 San Luis Obispo Pine Mt., Santa Lucia Mts. Comment
  UCSB51944  Armeria maritima subsp. californica Mizuno, Robert 1967-4-22 San Luis Obispo 50 yards south of Pico Creek; 6.7 miles north of Cambria on Highway 1; Pico Creek Comment
  RSA401646C  Armeria maritima subsp. californica Dana Krempels 1981-3-15 14 -DK San Luis Obispo San Simeon Acres. South of pond and creek (Pico), 100 m S of Hwy 101, 300m E of mouth of Pico Creek. at sea level. 0 Comment
  RSA195785  Armeria maritima subsp. californica E. C. Twisselmann 1967-4-27 12923 San Luis Obispo Mesa northeast of Piedras Blancas Point 5 Comment
  CAS-BOT-BC179722  Aristocapsa insignis R. F. Hoover 1949-6-4 7746 San Luis Obispo Between San Juan River and Carrizo Plain Comment
  UC1191465  Arenaria paludicola Malcolm A. Nobs, S. Galen Smith 1949-6-23 854 San Luis Obispo Oso Flaco Lake, ca 4 mi northwest of Guadalupe. Comment
  RSA637044  Arctostaphylos wellsii Jon E. Keeley, Melanie Baer-Keeley 1993-9-3 24328 San Luis Obispo Ormonde road, 1 km S of Price Canyon Road, N of Pismo Beach. 90 Comment
  OBI66771  Arctostaphylos tomentosa subsp. tomentosa Austin P. Griffiths, G. F. Hrusa, D. Ragan, E. Thompson 1985-3-17 s.n. San Luis Obispo Arroyo de la Cruz. Vermillion hill Comment
  OBI45418  Arctostaphylos tomentosa subsp. tomentosa David J. Keil 1983-7-16 17393 San Luis Obispo Vicinity of Arroyo de la Cruz, N of San Simeon Comment
  UCD51524  Arctostaphylos tomentosa Roman Gankin 1965-3-31 469 San Luis Obispo 1/2 mile east of road, summit See Canyon, San Luis Obispo County, California. Comment
  UCD51085  Arctostaphylos tomentosa Roman Gankin; W. R. Russell 1962-2-22 338 San Luis Obispo 1/2 mile east of State Highway 1, 9.4 miles north of entrance to Hearst State Historical Monument, Arroyo de la Cruz, north San Luis Obispo County, California. Comment
  CAS-BOT-BC47289  Arctostaphylos tomentosa R. F. Hoover 1950-1-15 7764 San Luis Obispo Mouth of Arroyo de la Cruz (just s. of). Comment
  UC21800  Arctostaphylos purissima Mrs. Blochman 1892-1 San Luis Obispo Comment
  RSA654937  Arctostaphylos pilosula subsp. pilosula Austin P. Griffiths, G. Ruggerone, Gaylord Jones, T. Gaskin 1984-1-15 s.n. San Luis Obispo On South Trail, Pozo Summit. 854 Comment
  RSA122347  Arctostaphylos pilosula subsp. pilosula H. C. Lee 1936-2-10 392 San Luis Obispo 1 1/4 mile N of Indian Knob. 106 Comment
  CAS-BOT-BC44424  Arctostaphylos pilosula R. F. Hoover 1947-2-10 6615 San Luis Obispo Price Canyon Comment
  CAS-BOT-BC44376  Arctostaphylos pilosula R. F. Hoover 1946-11-16 6553 San Luis Obispo Upper Arroyo Grande, at top of ridge opposite county park. Comment
  UC1334935  Arctostaphylos pilosula C. M. Belshaw 1936-3-21 1690 San Luis Obispo five mi s Porter Ranch (Plot #29); Nipomo Quadrangle 228 Comment
  CAS-BOT-BC44421  Arctostaphylos pilosula R. F. Hoover 1966-5-17 9867 San Luis Obispo Indian Knob ridge. Comment
  CAS-BOT-BC44392  Arctostaphylos pilosula R. F. Hoover 1963-10-26 8600 San Luis Obispo Trail to Machesna Mt., La Panza Range Comment
  OBI75081  Arctostaphylos pechoensis Michael Walgren 2011-2-25 222 San Luis Obispo Irish Hills, Montana de Oro State Park. New property acquisition known as the 160 acre "Basseri" property at 4840 See Canyon rd, approx 8 mi from Los Osos Valley rd and 0.5 mi from jctn with Perfumo Cyn rd. Inland portion of property on inland side of See cyn rd. near a home 292 Comment
  CAS-BOT-BC39797  Arctostaphylos pajaroensis R. F. Hoover 1963-12-27 8619 San Luis Obispo Prunedale Comment
  OBI58637  Arctostaphylos osoensis Benjamin E. Carter, Erik Frenzel, Dave Haines, Paul Adriano 2001-1-25 9 San Luis Obispo Perfumo Canyon rd, ca. 12 mi S of Los Osos Valley rd Comment
  CDA15439  Arctostaphylos osoensis G. F. Hrusa 1995-6-21 12419 San Luis Obispo Hollister Peak; Large colony on SW-facing shoulder of Hollister Peak. Comment
  SEINET11989061  Arctostaphylos obispoensis R. Gankin, Hildreth, W. R. 1967-1 1183 San Luis Obispo 0.5 mi N of Cuesta Pass on old road W of Hwy 101 (like a frontage road) Comment
  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
  CAS-BOT-BC39899  Arctostaphylos obispoensis Clare B. Hardham 1960-6-1 5952 San Luis Obispo Santa Lucia Mountains - Burnett Peak cypress grove 762 Comment
  CAS-BOT-BC39860  Arctostaphylos obispoensis W. R. Dudley 1908-1-2 s.n. San Luis Obispo Old Chrome Mine Road, NW of San Luis Obispo Comment
  CHSC106829  Arctostaphylos obispoensis Barbara Ertter; D. Keil, J. Hickman, T. Sholars 1987-4-11 6834 San Luis Obispo Arroyo de la Cruz on Hearst Ranch, ca 7 airmiles N of San Simeon, 2-3 miles from Hwy 1; ridge on S side of arroyo. 121 Comment
  RSA121215  Arctostaphylos morroensis A. E. Wieslander 1936-6-26 647 San Luis Obispo Near Mouth of Hazard Canyon. 91 Comment
  CAS-BOT-BC40122  Arctostaphylos morroensis R. F. Hoover 1947-1-26 6600 San Luis Obispo Osos Valley, in sandy rolling country Comment
  UCD52468  Arctostaphylos morroensis Roman Gankin 1958-2-5 272 San Luis Obispo South end of Morro Bay. Comment
  OBI14623  Arctostaphylos morroensis Robert F. Hoover 1967-1 San Luis Obispo Comment
  UC1309659  Arctostaphylos luciana B. Bolt 1936-1-16 549 San Luis Obispo 1/2 mi e Cuesta Pass; San Luis Obispo Quadrangle 609 Comment
  SBBG109402  Arctostaphylos luciana C. B. Hardham 1962-4-17 9007 San Luis Obispo E of Cuesta Grade Comment
  RSA201596  Arctostaphylos luciana Robert F. Hoover 1964-3-14 8651 San Luis Obispo Head of Lopez Canyon Comment
  OBI14654  Arctostaphylos luciana Robert F. Hoover 1964-1-11 8620 San Luis Obispo Ridge W of bend in Lopez Canyon Comment
  CAS-BOT-BC39013  Arctostaphylos luciana R. F. Hoover 1964-3-14 8651 San Luis Obispo Head of Lopez Canyon, growing in white shale. Comment
  UCR28988  Arctostaphylos hookeri subsp. hearstiorum David J. Keil, R. R. Pimentel, D. Walters, M. G. McLeod, et al. 1981-4-11 14438 San Luis Obispo Central Coast, 2 mi north of Arroyo de la Cruz Comment
  UCD51485  Arctostaphylos hookeri R. F. Hoover 1964-3-26 8657 San Luis Obispo Hill south of Arroyo de la Cruz. Comment
  RSA159996  Arctostaphylos glauca Clare B. Hardham 1961-5-17 7124 B San Luis Obispo East of Cerro Alto [Santa Lucia Mts., east of Morro Bay] 610 Comment
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Nov 12 2011
  RSA150965  Arctostaphylos glauca Clare B. Hardham 1962-5-30 10 -239 San Luis Obispo Pozo Mtn. Comment
  OBI74288  Arctostaphylos glauca Theo Fitanides, Anthony Baniaga 2010-4-10 91 San Luis Obispo Tierra Redonda BLM ACEC 478 Comment
  CAS-BOT-BC39217  Arctostaphylos glauca Joseph Burtt Davy 1901-1-31 s.n. San Luis Obispo Paso Robles Comment
  RSA201591  Arctostaphylos glandulosa subsp. glandulosa Robert F. Hoover 1965-9-15 9554 San Luis Obispo Summit on Pozo-Arroyo Grande road. Comment
  CAS-BOT-BC23090  Arctostaphylos glandulosa subsp. glandulosa Clare B. Hardham 1962-5-30 10264 San Luis Obispo Santa Lucia Mts., Pozo Hill Mt. near top. Comment
  CAS-BOT-BC23083  Arctostaphylos glandulosa subsp. glandulosa R. F. Hoover 1946-9-22 6440 San Luis Obispo West of Paso Robles on road to Adelaida. Comment
  OBI14696  Arctostaphylos glandulosa subsp. cushingiana B. A. Smith 1966-4-3 4 San Luis Obispo 3 mi E of hwy 101 on Cuest Ridge Trail 732 Comment
  OBI14691  Arctostaphylos glandulosa subsp. cushingiana Robert F. Hoover 1963-10-26 8609 San Luis Obispo Trail to Machesna Mt, La Panza range Comment
  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
  SBBG80774  Arctostaphylos crustacea subsp. crustacea D. Keil, M. McLeod, M. Luckow 1980-5-18 14001 San Luis Obispo Arroyo de la Cruz, ca. 1 mi E of St Hwy 1, Hearst Ranch Comment
  SBBG127400  Arceuthobium occidentale D. Keil, V. L. Holland 2008-6-12 30536 San Luis Obispo ca. 2 mi E of Santa Margarita, ca. 0.5 rd mi S of jct with St Hwy 58 along Digger Pine Rd 360 Comment
  CAS-BOT-BC128681  Arbutus menziesii Clare B. Hardham 1956-4-26 559 San Luis Obispo T. Delayanna Ranch, York Mt. Road - Santa Lucia Mountains Comment
  OBI58630  Araujia sericifera David M. Young 2001-1-25 1 San Luis Obispo San Luis Obispo city. 1424 Mill St Comment
  UC1122883  Aralia californica H. C. Lee 1936-6-6 656 San Luis Obispo 3.1 mi. n. of Santa Manuela School; Santa Barbara Nat'l Forest, Nipomo Quad. Comment
  CAS-BOT-BC392058  Aquilegia eximia R. F. Hoover 1957-8-28 8406 San Luis Obispo San Simeon Creek Comment
  OBI66843  Apocynum cannabinum David J. Keil, with Tina Teed and Mariko Uchida 2001-6-15 29612 San Luis Obispo Camp San Luis Obispo. Chorro Creep drainage. Across road and down hill to Chorro Creek canyon area from Chorro Creek Bog Thistle exclosure. Vicinity of 35.3445 deg. N, 120.6825 deg. W 213 Comment
  UC566940  Apocynum cannabinum Herbert L. Mason 1923-6-22 535 San Luis Obispo Santa Margarita Comment
  UCSB38032  Apium graveolens Vivrette, Nancy 1978-11-19 San Luis Obispo Margin of Oso Flaco Lake Comment
  OBI60482  Apium graveolens Larry Kelly, David J. Keil 1988-10-1 255 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  OBI9023  Apiastrum angustifolium John Thomas Howell 1948-6-15 24356 San Luis Obispo Red HIlls SE of Shandon 762 Comment
  OBI57688  Apiastrum angustifolium Austin P. Griffiths, Kathleen G. Jones 1980-5-24 s.n. San Luis Obispo Oceano Dunes; behind primary dunes in Dune Buggy Hill area Comment
  OBI75086  Apiastrum angustifolium Michael Walgren 2011-4-27 227 San Luis Obispo Pacific Gas and electric Diablo Nuclear Facility Comment
  CAS-BOT-BC237909  Antirrhinum ovatum Ernest C. Twisselmann 1962-8-23 7695 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Hills at the summit of Palo Prieta Canyon 701 Comment
  CAS-BOT-BC237886  Antirrhinum ovatum R. F. Hoover 1949-6-4 7745 San Luis Obispo 5 mi s. of junction Bitterwater Creek road and Cholame-Simmler road Comment
  UC1953319  Antirrhinum orontium David Keil 1998-6-15 27836 San Luis Obispo Hwy 46 between Paso Robles and Cambria, 0.5 miles E of junction with old Creed Rd., just W of junction with Apple Rd. Comment
  UC455554  Antirrhinum multiflorum I. J. Condit and Edwards 1908-5-30 San Luis Obispo Cuesta Pass Santa Lucia Ridge (near summit of Santa Lucia Ridge) Comment
  OBI9731  Antirrhinum multiflorum Robert F. Hoover 1966-7-13 9898 San Luis Obispo 5.5 mi SE of Santa Margarita; W of Salinas River opposite Pilitas Crk Comment
  OBI56446  Antirrhinum multiflorum David J. Keil 1999-5-27 28351 -1 San Luis Obispo Road along Cuesta Grade, ca. 2 miles east from US 101. Comment
  OBI25742  Antirrhinum multiflorum David J. Keil, R. A. Pimentel, R. Riggins-Pimentel, J. K. Hampton, W. Langworthy and R. Gambs 1980-6-12 14059 San Luis Obispo San Luis Range, W of See Cyn Rd along rd through the Hibberd Preserve (owned by the Nature Conservancy) Comment
  RSA781521  Antirrhinum kelloggii David J. Keil 1986-4-13 19186 San Luis Obispo 2 miles E from junction with Las Pilitas Road on Parkhill Road. S side of highway. Comment
  UC26377  Antirrhinum kelloggii Alice King Apr 1895 San Luis Obispo Arroyo Grande Comment
  SBBG125979  Antirrhinum kelloggii D. Keil 1986-4-13 19186 San Luis Obispo 2 mi E from jct with Las Pilitas Rd on Parkhill Rd; S side of hwy Comment
  OBI49569  Anthoxanthum occidentale Robert F. Hoover 1964-6-7 8980 San Luis Obispo Lower cyn of San Carpoforo Crk Comment
  UC1125535  Anthemis cotula H. C. Lee 1936-6-13 669 San Luis Obispo 3 mi se Adams Ranch; Nipomo Quad. 182 Comment
  OBI38214  Anthemis cotula Eric Wise 1983-8-10 1732 San Luis Obispo Little Morro Crk, Morro Bay. Freshwater stream from Hwy 1 to ocean lagoon Comment
  OBI79355  Androsace elongata David J. Keil, with Matt Ritter, George Butterworth and Jepson Herbarium Weekend Workshop participants 2012-4-20 31291 San Luis Obispo Carrizo Plains Ecological Preserve. Chimineas Ranch (California Department of Fish and Game). Canyon west of ranch headquarters Comment
  RSA302663  Ancistrocarphus filagineus J. R. Shevock 1972-3-29 1505 San Luis Obispo Near Los Pietos Canyon, Temblors 457 Comment
  RSA0027843  Ancistrocarphus filagineus Greg Wilvert 2005-4-1 89 San Luis Obispo Southeast half of the Caliente Range: North edge of range. 759 Comment
  UCR42636  Anagallis arvensis David J. Keil, R. Riggins, R. A. Pimentel, D. R. Miller 1985-4-27 18629 San Luis Obispo 19.5 mi. from Calif. Route 1 along San Simeon Creek Road, north of Rocky Butte lookout at locked gate 732 Comment
  UC1123232  Anagallis arvensis C. M. Belshaw 1936-3-17 1620 San Luis Obispo 3.2 mi. s.-s.e. Nipomo (Plot 2); Nipomo Quad. 76 Comment
  RSA0042123  Anagallis arvensis LeRoy Gross, Marcel Beffort, Pam DeVries 2014-5-13 6413 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
  SD71391  Amsinckia vernicosa Alice Eastwood, John Thomas Howell 1935-3-25 2018 San Luis Obispo Cholame Comment
  OBI57007  Amsinckia tessellata var. tessellata David J. Keil 1998-4-30 27010 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
  OBI69447  Amsinckia tessellata var. tessellata David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30501 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  UCSB10398  Amsinckia tessellata var. gloriosa Constance, Lincoln; Beetle, Alan 1940-3-22 San Luis Obispo Near San Juan Creek, Syncline Hill, 5 miles east of La Panza; California inner coast ranges 548 Comment
  UCSB16599  Amsinckia tessellata var. gloriosa Breedlove, Dennis 1962-3-29 San Luis Obispo 8.6 miles west of Simmler, La Panza Range 548 Comment
  UCSB39068  Amsinckia spectabilis var. microcarpa Richardson, D. 1976-4-30 San Luis Obispo Nipomo Mesa, on Calif. 1, 6 miles from Guadalupe; west side of road 30 Comment
  OBI53041  Amsinckia spectabilis var. microcarpa David J. Keil, Kathleen Keil, Lynne Dee Oyler, Danielle DeRome 1991-4-6 21519 San Luis Obispo Nipomo Dunes. Big Coreopsis Hill s of Oso flaco Lake Comment
  OBI69463  Amsinckia menziesii David J. Keil, with Lisa Andreano, Mike Walgren, and Aaron Sims 2008-1 30500 San Luis Obispo Highway 58, just east to ca. 0.25 miles east of San Juan Creek bridge. South side of highway. Comment
  OBI59517  Amsinckia menziesii David J. Keil, with V. L. Holland 2001-4-7 29243 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
  CAS-BOT-BC222389  Amsinckia douglasiana Ernest C. Twisselmann 1954-3-8 859 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Palo Prieta Canyon: near summit, 7 miles south of Cholame 579 Comment
  SEINET11792282  Amsinckia douglasiana R. R. Halse 2011-3-22 8147 San Luis Obispo Along State Hwy. 1 ca 4.1 mi N of Guadalupe.; 0 48 Comment
  CAS-BOT-BC180599  Amorpha californica var. californica Eben McMillan 1970-6-7 SM 37 San Luis Obispo Salinas River at the Avenales Ranch 731 Comment
  SBBG2887  Amelanchier utahensis C. B. Hardham 1959-5-9 4458 San Luis Obispo shores of Franklin Crk near Camp Natoma Comment
  UC53835  Ambrosia psilostachya Mrs. R. W. Summers 1885-9-7 San Luis Obispo Comment
  OBI80473  Ambrosia psilostachya David J. Keil 1992-8-3 23615 San Luis Obispo Laguna Lake Park. 170 Comment
  SD39985  Ambrosia chamissonis Edith A. Purer 1932-8-1 4692 San Luis Obispo Morro Bay on sand dunes Comment
  UCR263702  Ambrosia chamissonis Mark A. Elvin, Jason Storlie 2014-10-10 7646 San Luis Obispo Central Coast, Guadalupe Dunes, Guadalupe-Nipomo Dunes National Wildlife Refuge, small swale/water hole c. 100 m NNW of Myrtle Pond, 250 m from Pacific Ocean 8 Comment
  OBI51423  Ambrosia chamissonis Larry Kelly, David J. Keil 1988-10-1 303 San Luis Obispo Pismo marsh between Pismo State Beach campground and Grand Ave Comment
  CDA42072  Ambrosia acanthicarpa G. F. Hrusa 1993-5-2 11020 San Luis Obispo 200 meters N of Niblick Rd. Bridge over Salinas River. 0 Comment
  OBI80672  Ambrosia acanthicarpa David J. Keil 1992-10-19 23844 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  OBI60082  Ambrosia acanthicarpa George Butterworth 1997-11-17 186 San Luis Obispo T11N, R25W, S36.Beside Soda Lake Rd, 0.4 mi N of Elkhorn Rd Comment
  OBI82380  Amaryllis belladonna David J. Keil 2015-9-29 33429 San Luis Obispo Pismo Beach north of Pismo Pier 12 Comment
  OBI74449  Amaranthus powellii David J. Keil, with V. L. Holland 1988-9-9 21117 San Luis Obispo<