Search Results — 2000 specimen records retrieved (1013 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  NY820581  Solanum umbelliferum M. J. Williams 1984-5-20 84- 6 --2 Alameda Mines road, 5 mi. S of Livermore 457 Comment
  RSA339152  Mimulus aurantiacus var. aurantiacus Margaret J. Williams, W. Roderick 1984-5-20 s.n. Alameda Mines road, 5 mi S of Livermore. 457 Comment
  SEINET13693771  Diplacus aurantiacus M. J. Williams, W. Roderick 1984-5-20 84- 6 -1 Alameda Mines Road, 5 miles S of Livermore. 457 Comment
  NY820555  Solanum umbelliferum M. J. Williams 1968-4-6 68- 3 --10 Alameda Mines Rd., SE of Livermore 457 Comment
  RSA339169  Lupinus densiflorus var. densiflorus Margaret J. Williams, W. Roderick 1984-5-20 84- 6 -4 Alameda Mines road, 5 mi S of Livermore. 457 Comment
  SEINET12165225  Lupinus densiflorus M. J. Williams, Roderickw 1984-1 84- 6 -10 Alameda 5miS of Livermore 457 Comment
  SEINET13751488  Scrophularia californica M. J. Williams, W. Roderick 1984-5-20 84- 6 -7 Alameda Mines road, 5 mi S of Liverore 457 Comment
  SEINET13753669  Pedicularis densiflora M. J. Williams 1968-4-6 68- 3 -7 Alameda Mines Rd., SE of Livermore. 457 Comment
  SEINET5342732  Erysimum capitatum M. J. Williams 1968-4-6 68- 3 -12 Alameda Mines Rd., SE of Livermore. 457 Comment
  SEINET6186045  Solanum umbelliferum M. J. Williams 1968-4-6 68- 3 -10 Alameda Mines Rd., southeast of Livermore 457 Comment
  SEINET7846197 Image available Ericameria linearifolia M. J. Williams 1968-4-6 68- 3 -8 Alameda Mines Rd., SE of Livermore 457 Comment
  SEINET7846202 Image available Ericameria linearifolia M. J. Williams 1968-4-6 68- 3 -8 Alameda Mine Road, SE of Livermore 457 Comment
  SEINET8056952  Lupinus microcarpus var. densiflorus M. J. Williams, W. Roderick 1984-5-20 84- 6 -4 Alameda Mines road, 5 miles S of Livermore 457 Comment
  SEINET8056954  Lupinus microcarpus var. densiflorus M. J. Williams, W. Roderick 1984-5-20 84- 6 -10 Alameda Mines road, 5 miels S of Livermore 457 Comment
  SEINET8058096  Sambucus nigra M. J. Williams, W. Roderick 1984-5-20 84- 6 -3 Alameda Mines road, 5 miles S of Livermore. 457 Comment
  SEINET9225608  Verbena robusta M. J. Williams, W. Roderick 1984-5-20 84- 6 -5 Alameda Mines Road, 5 miles S of Livermore. 457 Comment
  CAS-BOT-BC109290  Rumex paucifolius Margaret J. Williams; Betty Larson 1983-8-30 83- 143 -2 Alpine Summit of Ebbett's Pass Road, Sierra Nevada. 2657 Comment
  CAS-BOT-BC139364  Agrostis idahoensis Margaret Williams 1962-8-3 s.n. Alpine Sierra Nevada. Luther Pass. 2346 Comment
  CAS-BOT-BC248766  Eriogonum baileyi var. baileyi Loring R. Williams 1972-9-23 33 Alpine Woodford's Canyon 2133 Comment
  CAS-BOT-BC293217  Ericameria suffruticosa Margaret Williams 1974-8-3 74 -A-3 Alpine Trail to Winnemucca Lake 2743 Comment
  RSA301225  Trifolium andersonii subsp. andersonii Margaret J. Williams 1981-6-6 81- 24 -1 Alpine Near the Diamond Valley turn off the old Woodfords Rd. 1524 Comment
  SEINET14173011  Castilleja tenuis M. J. Williams, B. Larson, G. Crum 1983-8-5 83- 128 -5 Alpine [Hwy 89,] W of Monitor Pass Summit. 2530 Comment
  SEINET256837 Image available Penstemon azureus Margaret J. Williams 1985-7-13 85622 Alpine Near the beginning of the Pacific Crest Trail, near summit of Old Donner Hwy. 2152 Comment
  CAS-BOT-BC117792  Carex specifica Margaret J. Williams; Betty Larson; Gladys Crum 1983-8-5 83- 130 -2 Alpine Luther Pass, N end of Grass Lake. Comment
  CAS-BOT-BC447501  Fragaria virginiana subsp. platypetala Margaret Williams 1962-8-3 s.n. Alpine Luther Pass, Sierra Nevada 2346 Comment
  CAS-BOT-BC532311  Horkelia fusca var. parviflora Margaret J. Williams; Betty Larson; Gladys Crum 1983-8-5 83- 128 -6 Alpine Meadow area; West of Monitor Pass Summit 2529 Comment
  RSA339123  Pedicularis groenlandica Margaret J. Williams, Betty Larson, Gladys Crum 1983-8-5 83- 130 -1 Alpine Luther Pass, N end of Grass Lake. 2348 Comment
  RSA339124  Orthocarpus hispidus Margaret J. Williams, Betty Larson, Gladys Crum 1983-8-5 83- 128 -5 Alpine W of Monitor Pass Summit, alt 8300ft 2530 Comment
  RSA339128  Sidalcea glaucescens Margaret J. Williams, BettyLarson, Gladys Crum 1983-8-5 83- 128 -1 Alpine West of Monitor Pass Summit 2530 Comment
  SEINET10485648  Lupinus lyallii Margaret J. Williams 1966-7-16 Williams 1024 Alpine Trail to Frog Lake, south of Carson Pass. 2743 Comment
  SEINET10488907  Lupinus sellulus Margaret J. Williams 1966-7-16 Williams 41 Alpine Roadside. 2286 Comment
  SEINET10488910  Lupinus sellulus Margaret J. Williams 1962-8-3 Williams 2 -62 Alpine Luther Pass. At edge of wet meadow. 2347 Comment
  SEINET11262498  Mimulus cardinalis Margaret J. Williams, Betty Larson; Gladys Crum 1983-8-5 83- 131 -1 Alpine On Old River Road from Woodfords to Fredricksburg.; 0 Comment
  SEINET11911059  Horkelia fusca subsp. parviflora M. J. Williams, Larson, B.; Crum, G. 1983-1 83- 128 -6 Alpine W. of Monitor Pass Summit Comment
  SEINET12631388  Kelloggia galioides M. J. Williams, E. McPherson, A. Tiehm 1974-8-3 74 -A-1 Alpine [Sierra Nevada] Winnemucca Lake Trail 2652 Comment
  SEINET13703650  Diplacus mephiticus M. J. Williams 1977-8-2 77- 53 -6 Alpine 0.25 mile W of Hell's Kitchen Vista. 2042 Comment
  SEINET13762899  Polemonium californicum M. J. Williams, B. Larson, G. Crum 1983-8-5 83- 130 -4 Alpine [Sierra Nevada] Luther Pass, N end of Grass Lake 2347 Comment
  SEINET230754 Image available Erythranthe cardinalis Margaret J. Williams, Betty Larson; Gladys Crum 1983-1 83- 131 -1 Alpine In a stream on Old River Road from Woodfords to Fredricksburg. Comment
  SEINET4170133  Carex subfusca Margaret J. Williams, Betty Larson and Gladys Crum 1983-8-5 83- 130 -3 Alpine Luther Pass, N. end of Grass Lake 2347 Comment
  SEINET4244389 Image available Polemonium californicum Margaret J. Williams, Betty Larson, Gladys Crum 1983-8-5 Alpine Luther Pass, N end of Grass Lake 2347 Comment
  SEINET4891945  Streptanthus tortuosus var. orbiculatus M. J. Williams, J. T. Howell 1977-8-2 77- 54 -1 Alpine Ca 1 mile E of Alpine Lake. 2256 Comment
  SEINET5326962  Astragalus whitneyi var. whitneyi M. J. Williams, A. Tiehm 1974-8-3 74 -A-8 Alpine Winnemucca Lake Trail 2743 Comment
  SEINET5328380  Eriogonum baileyi var. baileyi L. Williams 1972-9-23 s.n. Alpine Near Woodfords. 2057 Comment
  SEINET5330581  Eriogonum marifolium M. J. Williams, Betty Larson 1983-8-30 83- 143 -4 Alpine Summit of Ebbett's Pass road, Sierra Nevada. 2658 Comment
  SEINET5336477  Lewisia nevadensis M. J. Williams 1966-7-16 s.n. Alpine Near Winnemucca Lake. 2804 Comment
  SEINET6185862  Luzula divaricata M. J. Williams, E. McPherson, A. Tiehm 1974-8-3 74 -A-5 Alpine [Sierra Nevada] Winnemucca Lake Trail 2652 Comment
  SEINET6186005  Juncus hemiendytus var. hemiendytus M. J. Williams, B. Larson, G. Crum 1983-8-5 83- 128 -3 Alpine [Sierra Nevada] West of Monitor Pass Summit Comment
  SEINET6755436 Image available Antennaria rosea M. J. Williams, B. Larson 1983-8-30 83- 143 -3 Alpine Summit of Ebbett's Pass Rd., Sierra Nevada 2658 Comment
  SEINET6758889  Horkelia fusca subsp. parviflora M. J. Williams, B. Larson, G. Crum 1983-8-5 83- 128 -6 Alpine West of Monitor Pass Summit 2530 Comment
  SEINET6775046 Image available Arnica fulgens M. J. Williams 1966-7-16 s.n. Alpine Above Winnemucca Lake 2896 Comment
  SEINET7153319 Image available Artemisia norvegica M. J. Williams, E. McPherson, A. Tiehm 1974-8-8 74 -A-2 Alpine Winnemucca Lake Trail 2652 Comment
  SEINET7413085  Trifolium andersonii var. andersonii M. J. Williams 1981-6-6 81- 24 -1 Alpine Near the Diamond Valley turn off the old Woodfords Rd. 1524 Comment
  SEINET7839016 Image available Dieteria canescens L. R. Williams 1972-9-23 72 -31 Alpine Near Woodfords 2057 Comment
  SEINET7929948  Sidalcea glaucescens Margaret J. Williams, Betty Larson; Gladys Crum 1983-8-5 83- 128 -1 Alpine West of Monitor Pass Summit.; 0 2530 Comment
  SEINET8041986  Lupinus breweri var. breweri M. J. Williams, J. T. Howell 1977-8-2 77- 55 -1 Alpine [Sierra Nevada] Mosquito Lake, Hwy 4 Comment
  SEINET8051738  Lupinus lepidus var. lobbii M. J. Williams, J. T. Howell 1977-8-2 77- 54 -4 Alpine [Sierra Nevada] About 1 mi E of Alpine Lake 2256 Comment
  SEINET8055913  Lupinus lepidus var. lobbii M. J. Williams 1966-7-16 s.n. Alpine [Sierra Nevada] Between Winnemucca and Round Top Lakes 2926 Comment
  SEINET8055947  Lupinus lepidus var. lobbii M. J. Williams 1966-7-16 s.n. Alpine [Sierra Nevada] Trail to Frog L., S of Carson Pass 2743 Comment
  SEINET8056247  Lupinus lepidus var. sellulus M. J. Williams 1966-7-16 s.n. Alpine Hope Valley, Hwy. 88 2286 Comment
  SEINET8530716  Sedum lanceolatum M. J. Williams, J. T. Howell, B. Menzies, R. Shockey 1977-8-3 77- 57 -3 Alpine Ebbett's Pass, Hwy 4, rocky hillside, north of the summit 2667 Comment
  SEINET8586701  Gentianella amarella M. J. Williams 1974-8-3 74 -A-4 Alpine Winnemucca Lake trail. 2743 Comment
  SEINET8667359 Image available Erigeron glacialis M. J. Williams 1966-7-16 s.n. Alpine Near Frog Lake 2713 Comment
  UCD106683  Lupinus arbustus W. A. Williams 1951-7-6 s.n. Alpine Red Lake. 2438 Comment
  UCD104351  Acmispon parviflorus Terri Williamson 1990-4-28 27 Amador 2 mi. S. of Ione Hwy. 124. 91 Comment
  UCD112751  Ceanothus tomentosus Terri Williamson 1990-4-28 30 Amador 2 mi. S. of Ione. Hwy 124. 91 Comment
  UCD119262  Eriodictyon californicum Terri Williamson 1990-4-28 20 Amador Liberty Rd., Lake Comanche. 182 Comment
  UCD55751  Quercus X subconvexa Terri Williamson 1990-4-28 44 Amador Hwy. 124 and Brickyard Rd., 1.5 mi SE of Ione. 91 Comment
  UCD56336  Aira caryophyllea Terri Williamson 1990-4-28 26 Amador 2 mi. south of Ione, Hwy. 124. 91 Comment
  UCD56337  Andropogon virginicus Terri Williamson 1990-4-28 38 Amador Hwy. 124 and Brickyard Rd., 1.5 m. SE of Ione. 91 Comment
  UCD56650  Arctostaphylos viscida Terri Williamson 1990-4-28 40 Amador Hwy. 124 and Brickyard Rd., 1.5 m. SE of Ione. 91 Comment
  UCD57176  Agrostis variabilis Terri Williamson 1990-4-28 37 Amador Hwy. 124 and Brickyard Rd. 1 1/2 mi. SE of Ione. 91 Comment
  CAS-BOT-BC487505  Calochortus albus J. G. Williamson 1893-1-1 s.n. Amador N.Y. [New York?] Falls 609 Comment
  CAS-BOT-BC505282  Fritillaria micrantha J. G. Williamson 1894-1-1 s.n. Amador N.Y. Falls 609 Comment
  SEINET11160353  Scandix pecten-veneris M. J. Williams 1967-4-16 s.n. Amador Between Placerville and Plymouth. 305 Comment
  SEINET6670615  Limnanthes douglasii subsp. striata M. J. Williams 1967-4-16 s.n. Amador Highway 49 305 Comment
  UCD111285  Trifolium longipes W. A. Williams 1951-7-6 s.n. Amador 1.5 mi. W Carson Spur. 2438 Comment
  CAS-BOT-BC50787  Ceanothus integerrimus Margaret J. Williams; Wayne Roderick 1984-5-25 84- 22 -3 Butte Magalia, near Skyline road to Paradise 167 Comment
  CHSC52133  Lithophragma bolanderi Tyler Williams 1984-4-5 11 Butte On steep road bank, ca. 5 yd s of Pacific Heights Rd., 1.0 mi sw of its junction with Ophir Rd. 45 Comment
  CHSC53165  Delphinium variegatum Barbara Williams 1977-4-15 9 Butte Cana Pine Creek Road, 11.5 mi n of Chico. 100 yds w of Hwy 99. Comment
  CHSC7120  Clarkia purpurea E. L. Williams 1969-5-2 13 Butte Across from Chico Airport Entrance. 137 Comment
  CHSC90571  Triteleia laxa Tyler Williams 1984-4-5 12 Butte Oroville. Ca. 1 yd s of Pacific Heights Rd., 1.0 mi sw of its junction with Ophir Rd. on road shoulder. 45 Comment
  CHSC90590  Amsinckia intermedia Tyler Williams 1984-3-12 3 Butte Ca. 500 yd n of Parking Area 'Q' on Upper Park Rd., in Upper Bidwell Park. 304 Comment
  RSA339134  Lonicera hispidula var. vacillans Margaret J. Williams, W. Roderick 1984-5-25 84- 23 -1 Butte Feather River Canyon, Hwy 70, 1.5 miles W of Poe Power Dam. 457 Comment
  SEINET12479910  Amsinckia intermedia M. J. Williams 1967-4-15 s.n. Butte Near Pentz. 457 Comment
  SEINET13693686  Diplacus aurantiacus M. J. Williams, W. Roderick 1984-5-25 84- 24 -1 Butte Feather River Canyon, Hwy 70, near Arch Rock Tunnel. Comment
  SEINET3884842  Brodiaea coronaria Margaret J. Williams, W. Roderick 1984-5-25 84- 22 -8 Butte Magalia, near Skyline road to Paradise.; 0 168 Comment
  HSC36095  Marsilea vestita George L. Williams 1962-4-12 Butte Oroville Comment
  POM181673  Mimulus kelloggii Williams 1927-4-2 s.n. Butte Near Richardson's Springs. Comment
  POM181674  Plectritis macrocera subsp. macrocera Williams 1927-4-11 s.n. Butte Near Chico Comment
  POM181689  Solanum umbelliferum Williams 1927-4-11 s.n. Butte Near Chico Comment
  RSA339133  Vinca major Margaret J. Williams 1984-5-25 84- 22 -1 Butte Magalia, near Skyline road to Paradise 168 Comment
  RSA339151  Mimulus aurantiacus var. grandiflorus Margaret J. Williams, W. Roderick 1984-5-25 84- 24 -1 Butte Feather River Canyon, Hwy 70, near arch Rock Tunnel Comment
  RSA424440  Minuartia douglasii Margaret J. Williams, W. Roderick 1984-5-25 84- 22 -11 Butte Magalia, near Skyline road to Paradise 640 Comment
  RSA435674  Limnanthes douglasii subsp. douglasii L. Williams 1927-4-11 s.n. Butte Richardson s Springs. Comment
  SEINET10431579  Quercus kelloggii M. J. Williams 1967-4-22 s.n. Butte Near Feather Falls. 457 Comment
  SEINET10885107  Vitis californica Williams 1977-4-24 Williams 20 Butte Ca 6 mi E of Chico on Humburg Road, ca 2 mi ne of Skyway. Comment
  SEINET3884982  Brodiaea multiflora Margaret J. Williams, W. Roderick 1984-5-25 84- 22 -4 Butte Magalia, near skyline road to Paradise.; 0 168 Comment
  SEINET3885117  Brodiaea volubilis Margaret J. Williams 1984-5-25 84- 21 -2 Butte 3.3 mi from Paradise on Honey Run Road.; 0 Comment
  SEINET5336917  Arenaria douglasii M. J. Williams, W. Roderick 1984-5-25 84- 22 -11 Butte Magalia, near skyline road to paradise. 640 Comment
  SEINET5339106  Calycanthus occidentalis M. J. Williams, W. Roderick 1984-5-25 84- 20 -1 Butte Honey Run road to Paradise, 6.8 miles from Paradise. 122 Comment
  SEINET5339315  Ceanothus integerrimus M. J. Williams, W. Roderick 1984-5-25 84- 22 -3 Butte Magalia, near Skyline road to Paradise. 168 Comment
  SEINET5343423  Cardamine cordifolia M. J. Williams 1967-4-15 s.n. Butte Near Rock Creek Dam. 671 Comment
  SEINET5505734 Image available Styrax officinalis var. californicus Margaret J. Williams, Wayne Roderick 1984-1 84- 23 -2 Butte Feather River Canyon, Hwy. 70, 1.5 mi. west of Poe Power Dam 457 Comment
  SEINET5536418  Nemophila pulchella M. J. Williams 1967-4-22 s.n. Butte Feather Falls Road 610 Comment
  SEINET5845272  Polygala cornuta M. J. Williams, W. Roderick 1984-5-25 84- 22 -6 Butte Near Skyline Road, between Magalia and Paradise 640 Comment
  SEINET8057003  Lupinus nanus M. J. Williams 1967-4-22 s.n. Butte Table Mt., Cherokee Road near Oroville 610 Comment
  SEINET8193961  Brodiaea congesta M. J. Williams, W. Roderick 1984-5-25 84- 22 -8 Butte Magalia, near Skyline road to Paradise. 168 Comment
  SEINET8472473  Sedella pumila M. J. Williams 1967-4-22 s.n. Butte Table Mtn., 5 miles from Cherokee. 396 Comment
  SEINET8752804  Iris macrosiphon M. J. Williams 1967-4-15 s.n. Butte Near Magalia Comment
  SEINET14196786  Erythranthe breweri M. J. Williams, J. T. Howell 1977-8-2 77- 53 -4 Calaveras Intersection Hwy 4 and Utica Reservoir Road, near Hell's Kitchen Vista. 2042 Comment
  SEINET14375058  Erythranthe primuloides M. J. Williams, J. T. Howell 1977-8-2 77- 53 -2 Calaveras Near Hell's Kitchen Vista, intersection of Hwy 4 and Utica Reservoir Road. 2042 Comment
  SEINET10319587  Arceuthobium americanum M. J. Williams, J. T. Howell 1977-8-2 77- 53 -1 Calaveras Intersection Hwy 4 and Utica Reservoir Road, near Hell's Kitchen Vista. 2042 Comment
  SEINET11601982 Image available Microseris nutans M. J. Williams, J. T. Howell 1977-9-2 77- 53 -5 Calaveras Intersection of Hwy. 4 and Utica Reservoir road. Near Hell's Kitchen Vista. 2042 Comment
  SEINET13352667  Carex feta M. J. Williams, J. T. Howell 1977-8-1 77- 51 -9 Calaveras Near Dorrington, 22 mi W of Lake Alpine, Hwy. 4 1524 Comment
  SEINET4182606  Rumex obtusifolius subsp. agrestis M. J. Williams, J. T. Howell 1977-8-1 77- 51 -6 Calaveras Meadow near Dorrington, 22 miles W of Lake Alpine, Hwy. 4 1524 Comment
  SEINET5331604  Eriogonum spergulinum var. reddingianum M. J. Williams, J. T. Howell 1977-8-1 77- 51 -4 Calaveras Meadow near Dorrington, 22 mi W of Lake Alpine, Hwy 4. 1524 Comment
  CAS-BOT-BC184905  Chloris virgata Margaret J. Williams 1981-9-2 81 -162 Colusa On Wisconsin Avenue, south of Arbuckle. Comment
  UCD41161  Salix exigua N. Williams 2002-3-28 148 Colusa Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  UCR39819  Clarkia affinis P. Williams, Mike Malamus, Brian Kearney 1984-4-28 72 Colusa Bear Valley Road 2 mi north of Hwy 20 366 Comment
  UCR52395  Layia platyglossa N. Williams, Terry Hines, Ellen Purcell 1988-4-17 56 Colusa 1.3 mi S on Bear Valley Rd. from corner of Brim Rd. 396 Comment
  SEINET4565689  Chloris virgata M. J. Williams 1981-9-2 81- 162 -1 Colusa Near an almond orchard on Wisconsin Avenue, south of Arbuckle Comment
  SEINET5338169  Delphinium variegatum M. J. Williams 1967-5-7 s.n. Colusa Bear Valley. 396 Comment
  SEINET5728583 Image available Viola douglasii Gene R. Williams 1961-1 31 Colusa Road to Bear Valley, 7.5 mi. N of jct. of State Hwys 16 and 20. Comment
  SEINET5742209 Image available Plectritis ciliosa Gene R. Williams 1961-1 27 Colusa In Bear Valley, 8.4 miles north of turnoff from State Hwy 20.; Bear Valley Comment
  SEINET7413728  Trifolium dichotomum M. J. Williams 1967-5-7 s.n. Colusa Bear Valley 396 Comment
  SEINET8197763  Calochortus uniflorus M. J. Williams 1967-5-7 1187 Colusa Bear Valley. Comment
  SEINET8478935  Fritillaria pluriflora M. J. Williams 1967-5-7 s.n. Colusa Bear Valley 396 Comment
  SEINET8519775  Zigadenus fremontii M. J. Williams 1967-5-7 s.n. Colusa Bear Valley. 396 Comment
  CHSC39489  Ericameria linearifolia Tyler Williams; V. Oswald 1984-4-18 22 Contra Costa Mt. Diablo. At turnout ca. 4 yd n of South Park Rd., 0.2 mi sw of Junction Ranger Station in Mt. Diablo State Park. 579 Comment
  UCD105799  Epilobium ciliatum subsp. ciliatum Terri Williamson 1990-5-22 72 Contra Costa 212 Poshard St. Pleasant Hill. 12 Comment
  UCD117553  Anagallis arvensis Terri Williamson 1990-5-22 69 Contra Costa 212 Poshard Street, Pleasant Hill. 12 Comment
  UCD124780  Veronica peregrina subsp. xalapensis Terri Williamson 1990-5-22 71 Contra Costa 212 Poshard St. Pleasant Hill. 12 Comment
  UCD125108  Lamium amplexicaule Terri Williamson 1990-4-15 9 Contra Costa 212 Poshard St. Pleasant Hill. 12 Comment
  UCD142475  Euphorbia peplus Terri Williamson 1990-5-22 68 Contra Costa Pleasant Hill, 212 Poshard Street. 12 Comment
  CAS-BOT-BC116691  Carex subfusca Margaret Williams 1962-8-3 s.n. El Dorado Luther Pass. 2346 Comment
  CAS-BOT-BC451301  Allotropa virgata Margaret Williams; Emily McPherson 1974-8-1 74 -ED-S El Dorado Sierra Nevada: Rubicon Peak Trail 2316 Comment
  CDA20024  Centaurea maculosa A. Williams 2002-7-31 PDR P 099809 El Dorado Sierra Nevada; Panka Rd, South Lake Tahoe. 0 Comment
  CDA20178  Linaria dalmatica A. Williams 2003-7-7 PDR 1407001 El Dorado Sierra Nevada; Toppewetah, South Lake Tahoe. 0 Comment
  SEINET3101792  Lupinus bicolor Clare Williams, PLS 102 Plant collection Interns 2011-4-30 1 El Dorado North of Cameron Park, Pine Hill Preserve, Kanaka Unit, Kanaka Valley near main dirt road. 304 Comment
  UCD106166  Hosackia oblongifolia W. A. Williams 1951-7-6 s.n. El Dorado Hwy 50, 1 mi. E. Strawberry. 1828 Comment
  UCD94934  Lupinus bicolor Clare Williams; PLS 102 Plant Collection Interns 2011-4-30 1 El Dorado North of Cameron Park. Pine Hill Preserve. Kanaka Valley Unit. Kanaka Valley near main dirt road. 304 Comment
  UCD94942  Arabidopsis thaliana Clare Williams; PLS 102 Plant Collection Interns 2011-4-30 3 El Dorado North of Cameron Park. Pine Hill Preserve. Kanaka Valley Unit. Kanaka Valley near main dirt road. 304 Comment
  UCD94954  Sidalcea hartwegii Clare Williams; PLS 102 Plant Collection Interns 2011-4-30 6 El Dorado North of Cameron Park. Pine Hill Preserve. Kanaka Valley Unit. Northern end of Kanaka Valley near main dirt road. 335 Comment
  CAS-BOT-BC116694  Carex subfusca Margaret J. Williams; Betty Larson; Gladys Crum 1983-8-5 83- 130 -3 El Dorado Luther Pass, N end of Grass Lake. 2346 Comment
  CAS-BOT-BC457679  Orthilia secunda Margaret Williams 1962-8-3 s.n. El Dorado Sierra Nevada: Luther Pass 2346 Comment
  SEINET11155877  Sanicula bipinnatifida M. J. Williams 1967-4-16 s.n. El Dorado Hwy 49 between Auburn and Coloma. 351 Comment
  SEINET5335938  Agrostis pallens M. J. Williams, E. McPherson 1974-8-1 74 -ED-8 El Dorado Rubicon Peak Trail 2073 Comment
  SEINET5520994  Nemophila maculata M. J. Williams 1967-4-16 s.n. El Dorado Near Cool 351 Comment
  SEINET6174917  Juncus parryi M. J. Williams, E. McPherson 1974-8-1 74 -ED 2 El Dorado [Sierra Nevada] Rubicon Peak Trail 2073 Comment
  SEINET7268709  Arctostaphylos viscida M. J. Williams 1967-4-16 s.n. El Dorado Spanish Dry Diggings, betweeen Cool and Greenwood 488 Comment
  SEINET7893931  Acer macrophyllum M. J. Williams 1967-4-16 23138 El Dorado Hwy 49 between Auburn and Cool. 366 Comment
  SEINET8197469  Calochortus monophyllus M. J. Williams 1967-4-16 s.n. El Dorado Spanish Dry Diggings, between Cool and Greenwood. 488 Comment
  SEINET8476455  Dichelostemma capitatum subsp. capitatum M. J. Williams 1967-4-16 s.n. El Dorado Hwy 49 between Auburn and Cool. 366 Comment
  SEINET8478907  Fritillaria micrantha M. J. Williams 1967-4-16 s.n. El Dorado Hwy 49 between Auburn and Cool. 366 Comment
  SEINET8752815  Iris macrosiphon M. J. Williams 1967-4-16 s.n. El Dorado HWY 49 from Auburn 396 Comment
  SEINET9157602  Eriophorum gracile M. J. Williams 1967-8-13 s.n. El Dorado [Sierra Nevada] Luther Pass road, near Grass Lake 2347 Comment
  UCD103950  Acmispon americanus var. americanus W. A. Williams 1951-7-6 s.n. El Dorado Hwy. 50, 16 mi W Placerville. 304 Comment
  UCD104665  Astragalus bolanderi W. Williams 1951-7-1 s.n. El Dorado Amador County line, Hwy. 88 Five miles W. Tragedy Springs. 2286 Comment
  UCD109157  Vicia villosa subsp. villosa W. A. Williams 1951-7-6 s.n. El Dorado Hwy. 50. 914 Comment
  JEPS28923  Verbascum virgatum Harold L. Williams 1959-5-19 11 Fresno 4.2 mi s of Friant on Friant Road where Friant road crosses Little Dry Creek (1/8 mi s of Ball Ranch house) Comment
  HSC36093  Ranunculus aquatilis George L. Williams 1962-4-20 Humboldt Beside Hwy. 101 near Mad River Comment
  SEINET8476733  Dichelostemma ida-maia M. J. Williams 1969-5-23 s.n. Humboldt Bald Hills. 152 Comment
  UCD106195  Lathyrus annuus W. A. Williams 1951-6-14 s.n. Humboldt 5 miles S of Capetown. Comment
  UCD106331  Lathyrus jepsonii var. californicus W. A. Williams 1951-6-14 s.n. Humboldt Humboldt County. Comment
  UCD107930  Trifolium eriocephalum subsp. eriocephalum W. A. Williams 1956-6-1 s.n. Humboldt Kneeland Soil Series, Kneeland. 822 Comment
  UCD108834  Vicia tetrasperma W. A. Williams 1951-6-15 s.n. Humboldt 10 mi. E. Arcata. Comment
  UCD108882  Trifolium dubium W. A. Williams 1951-6-14 s.n. Humboldt 3 miles E of Hydesville, Bech Ranch swale. Comment
  UCD109053  Trifolium fucatum W. Williams 1951-1 s.n. Humboldt Humboldt County. Comment
  UCD109057  Trifolium fucatum W. A. Williams 1951-6-1 s.n. Humboldt Humboldt County. Comment
  UCD109058  Trifolium fucatum W. A. Williams 1951-6-14 s.n. Humboldt Ocean house. Comment
  UCD109339  Lupinus pachylobus W. Williams 1951-1 s.n. Humboldt Bear Creek Valley. Comment
  UCD109957  Trifolium wormskioldii W. A. Williams 1956-6-19 s.n. Humboldt Domingues Creek. 91 Comment
  UCD111491  Trifolium microcephalum W. A. Williams 1951-6-1 s.n. Humboldt location unknown. Comment
  UCD129920  Carduus tenuiflorus W. A. Williams 1951-6-1 s.n. Humboldt near Capetown. Comment
  SD242827  Senegalia greggii Janeen Williams 2008-4-11 4 Imperial Yuha Desert Area of Critical Environmental Concern, near the intersection of 299 and 274 117 Comment
  SD242874  Abronia villosa var. villosa Janeen Williams 2008-1-23 1 Imperial Yuha Desert Area of Critical Environmental Concern, north of highway 98 west of kiosk on road 28 Comment
  SDSU1849  Juniperus californica W. T. Williams 1962-4-8 Imperial 6 miles east of Jacumba, 35 yards north of U.S. Highway 80. 891 Comment
  UCD116708  Malvella leprosa W. A. Williams 1951-4-1 s.n. Imperial Roadside ditch, near irrigated area. Comment
  CAS-BOT-BC175379  Allenrolfea occidentalis T. G. Williamson 1935-1-30 428 Inyo Death Valley Comment
  NY651578  Penstemon scapoides M. J. Williams 1976-7-4 7668- 1 Inyo White Mountains, near Grandview Campground 2621.3 Comment
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Jan 4 2012
  SEINET10303954  Eriogonum shockleyi Margaret J. Williams, Arnold Tiehm 1981-1 81- 105 -1 Inyo Inyo Mountains, 0.1 mi N of Summit Comment
  SEINET11197238 Image available Heliomeris multiflora var. nevadensis M. J. Williams, W. Roderick 1980-7-26 80- 253 -1 Inyo Near Hwy 168. East of Deep Springs. 1524 Comment
  SEINET12637179  Johnstonella racemosa M. J. Williams 1980-5-17 80- 21 -1 Inyo Death Valley, Grapevine Mountains, near the mouth of Titus Canyon. 244 Comment
  SEINET12950959  Aliciella latifolia M. J. Williams 1978-4-2 78- 6 -1 Inyo Devil's Golf Course, near Badwater. 3 Comment
  SEINET13354953  Pectocarya platycarpa M. J. Williams 1978-4-2 78- 4 -1 Inyo Death Valley, on Race Track Road, 4 miles from Ubehebe Crater. 808 Comment
  CAS-BOT-BC268572  Eriogonum shockleyi Margaret J. Williams; Arnold Tiehm 1981-7-2 81- 105 -1 Inyo Inyo Mountains, 0.1 mi N of Summit 2286 Comment
  CAS-BOT-BC41875  Draba breweri Margaret Williams 1968-7-21 s.n. Inyo Below the Barcroft Laboratory, in the White Mountains. 3657 Comment
  NY748030  Lupinus tegeticulatus var. duranii M. J. Williams 1980-7-27 80- 257 --1 Inyo Near Hwy 395, 1/2 mile north of Deadman Summit 2438 Comment
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Aug 23 2016
  RSA339153  Cordylanthus kingii subsp. helleri M. J. Williams, Dan Campbell, Peter Klement 1983-7-25 83- 138 -1 Inyo White Mtns., former picnic area. Growing with pinyon-juniper. Comment
  SEINET11259350 Image available Hulsea algida M. J. Williams 1968-7-21 590 Inyo White Mountains, beyond Barcroft Laboratory toward White Mtn. Peak 3962 Comment
  SEINET11259526 Image available Hymenoxys cooperi M. J. Williams 1968-7-21 570 Inyo White Mountains, road above Schulman Grove 3353 Comment
  SEINET13339260  Cryptantha virginensis M. J. Williams, A. Tiehm 1981-7-2 81- 102 -1 Inyo Ca 1 mile E of Westgard Pass, Hwy 168. 2036 Comment
  SEINET13409545  Cordylanthus kingii subsp. helleri M. J. Williams, D. Campbell, P. Klement 1983-7-25 83- 138 -1 Inyo White Mountains, former picnic area. Comment
  SEINET13763651  Polemonium chartaceum M. J. Williams 1968-7-21 587 Inyo White Mountains, White Mountain Peak 4115 Comment
  SEINET3990905 Image available Arida arizonica M. J. Williams, A. Tiehm, L. Birdsey, B. Larson 1979-4-21 79- 45 -1 Inyo Towards Carson Slough, 1.6 mi along Nevada-California line from road from Ash Meadows to Death Valley Junction Comment
  SEINET4150769  Gayophytum diffusum var. strictipes M. J. Williams 1980-7-27 80- 257 -2 Inyo Near highway 395, 1/2 mile N of Deadman Summit 2438 Comment
  SEINET4682607  Viguiera multiflora var. nevadensis Margaret J. Williams, W. Roderick 1980-7-26 80- 253 -1 Inyo Near Hwy 168. East of Deep Springs.; 0 1524 Comment
  SEINET4690273  Trifolium andersonii var. beatleyae M. J. Williams 1968-7-21 567 Inyo White Mountains, beyond Barcroft Laboratory toward White Mountain Peak 3962 Comment
  SEINET4890536  Tricardia watsonii M. J. Williams 1978-4-1 78- 1 -2 Inyo 12 mi. north of Bishop, downgrade into Owen's Valley Comment
  SEINET5323441 Image available Penstemon floridus var. floridus M. J. Williams, A. Tiehm 1981-7-2 81- 104 -1 Inyo Inyon Mtns, 13.8 mi S of Hwy 168 2316 Comment
  SEINET5324783  Salvia funerea M. J. Williams 1980-5-17 80- 21 -2 Inyo Near the mouth of Titus Canyon, Grapevine Mountains. Death Valley. 244 Comment
  SEINET5327087  Dalea mollissima M. J. Williams 1978-4-3 78- 9 -1 Inyo 25.5 mi W of Death Valley Junction Comment
  SEINET5328474 Image available Penstemon heterodoxus M. J. Williams 1968-7-21 566 Inyo Whie Mtns., road to Barcroft Lab. 3658 Comment
  SEINET5328477 Image available Penstemon heterodoxus M. J. Williams 1968-7-21 s.n. Inyo White Mtns, beyond Barcroft Laboratory toward White Mtn. Peak 3962 Comment
  SEINET5328534  Eriogonum brachypodum M. J. Williams 1978-4-3 78- 11 -4 Inyo 6.9 mi. W. of Death Valley Junction on Calif. Hwy. 190. 792 Comment
  SEINET5328894  Eriogonum cernuum var. cernuum M. J. Williams 1968-7-21 574 Inyo White Mtns, near Crooked Creek 3063 Comment
  SEINET5329735 Image available Penstemon scapoides M. J. Williams 1976-7-3 76- 67 -1 Inyo White Mountains, Near Grandview Campground 2621 Comment
  SEINET5329998  Eriogonum gracilipes M. J. Williams 1968-7-21 s.n. Inyo White Mountains, near Crooked Creek. 3109 Comment
  SEINET5331323  Eriogonum panamintense var. panamintense M. J. Williams, Pat Lott 1977-1 77- 79 -4 Inyo Westgard Pass, between the White and Inyo Mtns. 2134 Comment
  SEINET5331549  Eriogonum shockleyi var. shockleyi M. J. Williams, A. Tiehm 1981-7-2 81- 105 -1 Inyo Inyo Mountains, 0.1 mi N of Summit. 2286 Comment
  SEINET5334676  Pinus longaeva M. J. Williams 1976-7-4 76- 66 -1 Inyo Collected near Patriarch Grove 3658 Comment
  SEINET5336578  Lewisia sierrae M. J. Williams 1965-7-29 s.n. Inyo Headwaters of Rock Creek 3322 Comment
  SEINET5336749  Arenaria kingii subsp. compacta M. J. Williams 1968-7-21 583 Inyo White Mountains, below gate on road to Barcroft lab. 3658 Comment
  SEINET5344689  Lycium andersonii M. J. Williams 1978-4-1 78- 3 -1 Inyo Saline Valley Road 1372 Comment
  SEINET5499520  Phacelia vallis-mortae M. J. Williams 1962-6-22 s.n. Inyo White Mountains 2286 Comment
  SEINET5764162  Cleomella brevipes M. J. Williams 1978-4-29 78- 32 -2 Inyo Carson Slough, on road from Ash Meadows to Death Valley Junction Comment
  SEINET5766944  Orobanche corymbosa M. J. Williams, P. Lott 1977-8-17 77- 79 -3 Inyo Westgard Pass 2134 Comment
  SEINET5766976  Oxystylis lutea M. J. Williams 1978-4-29 78 -25 Inyo 1.6 mi north from Death Valley Junction Comment
  SEINET6332018  Cercocarpus ledifolius var. intermontanus M. J. Williams, W. Roderick 1980-7-26 80- 254 -2 Inyo HWY 168, near Westgard Pass 2195 Comment
  SEINET6340516  Selaginella watsonii M. J. Williams 1968-7-21 s.n. Inyo White Mountains, beyond Barcroft Laboratory toward White Mountain Peak 3962 Comment
  SEINET6412893  Myriopteris gracilis M. J. Williams 1968-7-21 s.n. Inyo White Mountains, Wyman creek 2880 Comment
  SEINET6629018  Cystopteris fragilis M. J. Williams 1968-7-21 s.n. Inyo White Mountains, beyond Barcroft Laboratory toward White Mountain Peak 3962 Comment
  SEINET6755257 Image available Antennaria media M. J. Williams 1968-7-21 s.n. Inyo White Mountains, beyond Barcroft Laboratory toward White Mountain Peak 3962 Comment
  SEINET6792591  Ivesia lycopodioides subsp. scandularis M. J. Williams 1968-7-21 569 Inyo White Mtns. beyond Barcroft Laboratory toward White Mtn. Peak. 3962 Comment
  SEINET6830141  Petrophytum caespitosum var. caespitosum M. J. Williams 1968-7-21 579 Inyo White Mountains, Wyman Creek. 2896 Comment
  SEINET7379672 Image available Brickellia oblongifolia var. linifolia M. J. Williams, P. Lott 1977-8-17 77- 79 -2 Inyo Westgard Pass 2134 Comment
  SEINET7970073  Salazaria mexicana M. J. Williams 1980-5-17 80- 20 -2 Inyo Grapevine Mountains, head of Titus Canyon. 1372 Comment
  SEINET8040496  Nemacladus orientalis M. J. Williams 1980-5-17 80- 20 -3 Inyo rapevine Mtns., head of Titus Canyon. 1372 Comment
  SEINET8550113  Mirabilis multiflora var. glandulosa M. J. Williams, W. Roderick 1980-7-26 80- 254 -3 Inyo Hwy 168, near Westgard Pass. 2195 Comment
  SEINET8687569 Image available Erigeron pygmaeus M. Williams 1968-7-21 582 Inyo White Mountain Peak road beyond Bancroft Laboratory 3962 Comment
  SEINET9016460  Sphaeralcea ambigua var. ambigua M. J. Williams 1980-5-17 80- 18 -1 Inyo Death Valley, Daylight Pass, N of Hwy 58. 1326 Comment
  SEINET9030210  Sphaeralcea ambigua var. rosacea M. J. Williams 1980-5-17 80- 18 -2 Inyo Death Valley, Daylight Pass, N of Hwy 58. 1326 Comment
  SEINET9087050  Sphaeralcea parvifolia M. J. Williams, W. Roderick 1980-7-26 80- 254 -1 Inyo Hwy 168, near Westgard Pass. 2195 Comment
  SEINET9095743  Sphaeralcea parvifolia M. J. Williams, W. Roderick 1980-7-26 80- 253 -2 Inyo Near Hwy 168, E of Deep Springs. Comment
  SEINET9137948  Lewisia nevadensis M. J. Williams 1968-7-21 562 Inyo White Mountains, beond Barcroft Laboratory, toward White Mountain Peak. Comment
  UCSB41516  Schismus arabicus Williams, K. 1981-5-16 Inyo 11 miles north of rest stop on U.S. 395 between Olancha and Little Lake 1219 Comment
  UCSB45675  Xylorhiza tortifolia Williamson, Paula 1982-5-22 Inyo On Calif. 168 East 3.0 miles east of U.S. 395 1219 Comment
  RSA409703  Cuscuta californica E. Williams 1939-8-12 811 Kern Between Loraine and Piute, Piute Mountains; 915 Comment
  SD258833  Hesperocyparis nevadensis Jackie Williams 2016-6-22 Kern Sierra Nevada: S. Sierra Nevada region: Piute Mtns, along Piute Mtn/Saddle Spring Road 27S02, 2.0-3.6 miles E of Bodfish-Havilah Rd. SE of Ball Mtn, S of Bodfish, N of Bald Eagle Pk, W side of Myers Canyon. Coords. at W end; E end of unburned grove. 1390 Comment
  UC537998  Mimulus pictus Edna Elden Williams 1935-3-25 Kern Posey Star Route Bakersfield Comment
  UC650313  Quercus X morehus Edna Elden Williams 1940-8-27 Kern between Cedar Creek and Lumceau Creek (at foot of Greenhorn Mountain, on w side); Greenhorn Mountain 1005 Comment
  UCSB45688  Malacothrix californica Williamson, Paula 1982-5-21 Kern 3.5 miles east of Walker Pass on Calif. 178 1584 Comment
  CAS-BOT-BC49817  Ceanothus diversifolius Raymond Williams 1926-3-16 s.n. Kern Paso Park Comment
  RSA0123894  Cicuta maculata var. angustifolia E. Williams 1939-8-13 813 Kern Between Loraine & Piute, Piute Mountains 915 Comment
  UCD96082  Platystemon californicus W. A. Williams 1951-4-23 s.n. Kern Kern County. Comment
  CAS-BOT-BC165039  Clarkia rubicunda Margaret J. Williams; Wayne Roderick 1984-5-22 84- 14 -3 Lake 2 mi NE of Middletown 304 Comment
  RSA339136  Quercus durata Margaret J. Williams, Wayne Roderick 1984-5-22 84- 13 -1 Lake Hwy 29, 0.3 mi into Lake County from Napa County. 396 Comment
  RSA339145  Pogogyne douglasii Margaret J. Williams, Wayne Roderick 1984-5-22 84- 15 -4 Lake Hidden Valley, 3 miles NE of Middletown, near Putota Creek 259 Comment
  RSA339156  Gilia capitata Margaret J. Williams, W. Roderick 1984-5-22 84- 14 -2 Lake 2 mi NE of Middletown 305 Comment
  RSA339158  Emmenanthe penduliflora Margaret J. Williams, W. Roderick 1984-5-23 84- 18 -2 Lake Walker Ridge road. 640 Comment
  RSA424433  Eryngium aristulatum var. aristulatum Margaret J. Williams, Wayne Roderick 1984-5-22 84- 15 -1 Lake Hidden Valley, 3 miles NE of Middletown, near Putota Creek 259 Comment
  SEINET14642446  Gilia capitata subsp. capitata M. J. Williams, W. Roderick 1984-5-22 84- 14 -2 Lake 2 miles NE of Middletown. 305 Comment
  SEINET232462  Triteleia peduncularis Margaret J. Williams, Wayne Roderick 1984-5-22 84- 15 -2 Lake Hidden Valley 3 mile NE of Middletown near Putota Creek. 259 Comment
  SEINET232464  Emmenanthe penduliflora Margaret J. Williams, Wayne Roderick 1984-5-23 84- 18 -2 Lake Walker Ridge Rd. 640 Comment
  SEINET3885342  Calochortus vestae Margaret J. Williams, W. Roderick 1984-5-22 84- 14 -1 Lake 2 mi NE of Middletown.; 0 305 Comment
  SEINET8506630  Triteleia peduncularis M. J. Williams, W. Roderick 1984-5-22 84- 15 -2 Lake Hidden Valley, 3 mile NE of Middletown, near Putota Creek. 259 Comment
  UCR40024  Calystegia subacaulis P. Williams, Brian Kearney, Mike Malamus 1984-4-28 s.n. Lake Blue Oak Campground 610 Comment
  SEINET11119246  Eryngium aristulatum M. J. Williams, W. Roderick 1984-5-22 84- 15 -1 Lake Hidden Valley near Putota Creek, 3 miles NE of Middletown. 259 Comment
  SEINET11744644 Image available Packera greenei M. J. Williams, W. Roderick 1984-5-23 84- 19 -2 Lake Butt's Canyon road, 5.7 mi S of Hwy 29 toward Pope Valley 305 Comment
  SEINET3884984  Brodiaea peduncularis Margaret J. Williams 1984-5-22 84- 15 -12 Lake Hidden Valley, 3 mi NE of Middletown, near Putota Creek.; 0 259 Comment
  SEINET4145639  Clarkia purpurea M. J. Williams, W. Roderick 1984-5-22 84- 17 -2 Lake Walker Ridge road, .25 miles in 610 Comment
  SEINET5336517  Lewisia rediviva M. J. Williams 1967-5-7 s.n. Lake Near Middletown 259 Comment
  SEINET5339610  Dicentra chrysantha M. J. Williams, W. Roderick 1984-5-23 84- 18 -1 Lake Walker Ridge road. 640 Comment
  SEINET5495383  Emmenanthe penduliflora M. J. Williams, W. Roderick 1984-5-23 84- 18 -2 Lake Walker Ridge Road 640 Comment
  SEINET7370893  Vicia villosa M. J. Williams, W. Roderick 1984-5-22 84- 15 -5 Lake Hidden Valley, 3 mi NE of Middletown, near Putota Creek 259 Comment
  SEINET8197371  Calochortus luteus M. J. Williams, W. Roderick 1984-5-22 84- 16 -1 Lake Hwy 20, near Cache Creek. 274 Comment
  SEINET8197789  Calochortus vestae M. J. Williams, W. Roderick 1984-5-22 84- 14 -1 Lake 2 miles NE of Middletown. 305 Comment
  CAS-BOT-BC105903  Chrysothamnus viscidiflorus subsp. viscidiflorus Margaret Williams 1974-7-27 74 -L-56 Lassen Burned area near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 - Sierra Nevada 1493 Comment
  CAS-BOT-BC127582  Agropyron cristatum Margaret Williams 1974-8-4 74- 4 -78 Lassen Sierra Nevada. Burned area near Hallelujah Junction, west of Highway 395 and south of Highway 70. 1493 Comment
  CAS-BOT-BC138624  Agrostis stolonifera Margaret Williams; Steven Williams 1974-7-26 74 -L-40 Lassen Sierra Nevada. Near Hallelujah Junction, west of Highway 395 and south of Highway 70. 1493 Comment
  CAS-BOT-BC147822  Purshia tridentata var. tridentata Margaret Williams; Steven Williams 1974-7-26 74 -L-19 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC153682  Diplacus mephiticus Margaret Williams; Steven Williams 1974-7-26 74 - L - 35 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC160860  Camissonia tanacetifolia subsp. tanacetifolia Margaret Williams; Steven Williams 1974-7-26 74 -L-24 Lassen Burned area near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC177435  Astragalus andersonii Margaret Williams 1974-8-4 74 -L-83 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC189325  Cryptantha circumscissa Margaret Williams; Steven Williams 1974-7-26 74 -L-17 Lassen Near Hallelujah Junction, W of Highway 395 and S of Highway 70 1493 Comment
  CAS-BOT-BC192845  Astragalus pulsiferae Margaret Williams; Steven Williams 1974-7-26 74 -L-16 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC208764  Lupinus argenteus var. heteranthus Margaret Williams 1974-7-27 74 -L-58 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 - Sierra Nevada 1493 Comment
  CAS-BOT-BC241005  Castilleja pilosa Margaret Williams; Lyn Wise 1976-5-31 76- 22 -1 Lassen Near Nervine Aero Service, E of Beckwourth 1524 Comment
  CAS-BOT-BC241568  Eriogonum baileyi var. baileyi Margaret Williams; Steven Williams 1974-7-26 74 -L-25 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC260400  Achnatherum hymenoides Margaret Williams; Steven Williams 1974-7-26 74 -L-1 Lassen Burned area near Hallelujah Junction, W of Highway 395 and S of Highway 70 1493 Comment
  CAS-BOT-BC283769  Leymus cinereus Margaret Williams; Steven Williams 1974-7-26 74 -L-41 Lassen Burned area near Hallelujah Junction, W of Highway 395 and S of Highway 70 1493 Comment
  CAS-BOT-BC28646  Achillea millefolium Margaret Williams 1974-7-27 74 -L-70 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70. 1493 Comment
  CAS-BOT-BC293526  Erigeron aphanactis var. aphanactis Margaret Williams 1974-7-27 74 -L-49 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC294182  Ericameria nauseosa var. speciosa Margaret Williams 1974-8-4 74 -L-71 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC310910  Heterotheca villosa Margaret Williams 1974-7-27 74- 61 -61 Lassen West of Hwy 395 and south of Hwy 70. Near Hallelujah Junction 1493 Comment
  CAS-BOT-BC375448  Stephanomeria exigua subsp. exigua Margaret Williams; Steven Williams 1974-7-26 74 - L - 20 Lassen Area near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC375595  Stephanomeria lactucina Margaret Williams; Steven Williams 1974-7-26 74 -L-12 Lassen Area near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC383491  Wyethia mollis Margaret Williams; Steven Williams 1974-7-26 74 -L-8 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CHSC7046  Potentilla millefolia E. L. Williams 1969-4-28 18 Lassen Meadow on Highway 32, 58 mi toward Chester. 259 Comment
  HSC81712  Tripterocalyx crux-maltae Diane Williams 1986-5-25 Lassen E of Honey Lake at Winterfat Flat Comment
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Jan 27 2013
  NY224031  Viola nuttallii M. J. Williams 1986-5-14 8639- 2 Lassen 1.5 rd mi W of turn to Dodge Reservoir, on rd from Tuledad Canyon to Ravendale. 1706.9 Comment
  NY694132  Astragalus pulsiferae var. pulsiferae M. J. Williams 1973-7-26 74-L- 16 Lassen 2 miles west of Highway 395, near Highway 70 1494 Comment
  POM175682  Downingia laeta R. S. Williams 1887-7-30 s.n. Lassen Near Augusta (?) Comment
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Jul 9 2013
  RSA554802  Thelypodium flexuosum Margaret J. Williams, Gary Schoolcraft, A. Tiehm 1986-5-12 86- 23 -1 Lassen Smoke Creek Rd, E of Hwy 395, 1 mi W of Nevada-California boundary. 1341 Comment
  SEINET11572879  Sisymbrium altissimum M. J. Williams 1974-7-26 74 -L-33 Lassen 2 mi. W of Hallelujah Junction, S of Hwy 70. 1494 Comment
  SEINET12380928  Thelypodium flexuosum M. J. Williams, G. Schoolcraft, A. Tiehm 1986-5-12 86- 23 -1` Lassen Smoke Creek Road, E of Hwy 395, 1 mile W of the NV-CA border. 1341 Comment
  SEINET13384136  Tiquilia nuttallii M. J. Williams 1974-7-29 74 -L-59 Lassen 2 miles W of Hallelujah Junction, S of Hwy 70. 1494 Comment
  SEINET13764907  Mimetanthe pilosa M. J. Williams 1974-7-26 74 -L-29 Lassen 2 mi west of Hallelujah Junction, south of Hwy 70 1494 Comment
  SEINET14595159  Eriastrum signatum M. J. Williams 1974-7-26 74 -L-27 Lassen S of Hwy 70, 2 miles W of Hallelujhah Junction. 1494 Comment
  SEINET14625061  Gilia brecciarum subsp. brecciarum M. J. Williams, A. Tiehm 1978-5-14 78- 48 -1 Lassen Hwy 395, 2.8 miles S of Red Rock road turn-off. 1372 Comment
  SEINET4172075  Gayophytum ramosissimum M. J. Williams 1974-7-26 74 - L-32 Lassen 2 mi. west of Hallelujah Junction, south of Hwy 70 1494 Comment
  SEINET5328378  Eriogonum baileyi var. baileyi M. J. Williams 1974-7-26 74 -L-25 Lassen 2 mi. west of Hallelujah Junction, south of Hwy. 70. 1494 Comment
  SEINET5520826  Nama densa var. densa M. J. Williams 1974-7-26 74 -L-18 Lassen 2 mi west of Hallelujah Junction, south of Hwy 70 1494 Comment
  SEINET7976568  Salvia dorrii M. J. Williams, A. Tiehm, J. Nachlinger 1988-1 88- 27 -1 Lassen Hwy 395 0.4 mile east of Susanville road after turn to Alturas. Comment
  SEINET8079426 Image available Erigeron aphanactis var. aphanactis M. J. Williams 1974-7-29 74- 1 -49 Lassen 2 mi. west of Hallelujah Junction, south of Hwy 70 1494 Comment
  SEINET9445226  Chamaesyce serpyllifolia M. J. Williams 1974-7-29 74 -L-47 Lassen S of Hwy 70, 2 miles W of Hallelujah Junction. 1494 Comment
  UCD129340  Artemisia nova W. A. Williams 1951-8-6 s.n. Lassen Black's Mountain Range Experiement Station, (old Hell's Flat Ranger Station site). 25 miles south of Pittville. 1584 Comment
  UCD136828  Tetradymia canescens Margaret Williams; Steven Williams 1974-7-26 74- 2 -28 Lassen near Hallelujah Junction, west of Hwy 395 and south of Hwy 70. 1493 Comment
  CAS-BOT-BC12812  Lepidium perfoliatum Margaret Williams 1974-7-27 74 -L-48 Lassen Sierra Nevada. Near Hallelujah Junction west of Highway 70. 1493 Comment
  CAS-BOT-BC231081  Mertensia oblongifolia Margaret J. Williams; Gary Schoolcraft; Arnold Tiehm 1986-5-14 86- 39 -1 Lassen 1.5 mile W of turn to Dodge Reservoir, on road from Tuledad Canyon to Ravendale 1706 Comment
  CAS-BOT-BC262356  Eriogonum vimineum Margaret Williams; Louella Bass 1972-10-22 EV 1 Lassen Elysian Valley, northwest of Janesville 1325 Comment
  CAS-BOT-BC272110  Centaurea cyanus Margaret Williams; Steven Williams 1974-7-26 74 -L-9 Lassen Near Hallelujah Junction west of Why 395 and south of Hwy 70, Sierra Nevada 1493 Comment
  CAS-BOT-BC276622  Chaenactis douglasii var. douglasii Margaret Williams 1974-7-27 74 -L-52 Lassen Burned area near Hallelujah Junction, W of Highway 395 and S of Highway 70 1493 Comment
  CAS-BOT-BC295821  Arnica dealbata W. S. Williams 1924-9-1 4 Lassen Lassen National Forest. East of Brokeoff Mt. 2133 Comment
  CAS-BOT-BC321497  Layia glandulosa Margaret Williams 1974-7-27 74- 2 -51 Lassen Burned area near Hallelujah Junction, W of Hwy 395 and S of Hwy 70 1493 Comment
  CAS-BOT-BC357282  Pseudognaphalium microcephalum Margaret Williams 1974-7-27 74 -L-54 Lassen Area near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC377078  Tragopogon dubius Margaret Williams 1974-7-27 74 -L-53 Lassen Area near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC392254  Myosurus apetalus Margaret J. Williams; Gary Schoolcraft; Arnold Tiehm; Arnold Tiehm 1986-5-14 86- 38 -3 Lassen Tuledad Canyon Rd., from Duck Flat to Ravendale. 0.1 mi from Calif-Nev line Comment
  CAS-BOT-BC421954  Rumex acetosella Margaret Williams; Louella Bass 1972-10-22 EV 5 Lassen Elysian Valley, northwest of Janesville 1325 Comment
  CAS-BOT-BC426358  Chenopodium incognitum Margaret Williams; Steven Williams 1974-7-26 s.n. Lassen Near Hallelujah Junction 1493 Comment
  CAS-BOT-BC433244  Rumex crispus Margaret Williams 1974-7-27 74 -L-64 Lassen Area near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC57099  Equisetum X ferrissii Margaret Williams; Louella Bass 1972-10-22 EV 8 Lassen Elysian Valley, northwest of Janesville 1325 Comment
  CAS-BOT-BC97526  Symphyotrichum ascendens Margaret Williams; Louella Bass 1972-10-22 EV 4 Lassen Elysian Valley, northwest of Janesville 1325 Comment
  NY791368  Astragalus andersonii M. J. Williams 1978-5-14 7848- 2 Lassen 2.8 miles south of northern road into Red Rock (off Highway 395) 1371.6 Comment
  NY791369  Astragalus andersonii M. J. Williams 1974-8-4 74-L- 83 Lassen About 2 miles west of Highway 395, near Highway 70 1493.5 Comment
  RSA339170  Astragalus filipes Margaret J. Williams 1983-7-31 339170 Lassen Ash Valley road, 17 mi. from Aden. 1829 Comment
  SEINET10903957  Astragalus filipes Williams 1983-7-31 Williams 83 -125-1 Lassen Ash valley road, 17 mi from aden. 1829 Comment
  SEINET11131322  Lomatium triternatum var. triternatum M. J. Williams, G. Schoolcraft, A. Tiehm 1986-5-12 86201 Lassen Smoke Creek Rd., E of HWY 395 1433 Comment
  SEINET231384 Image available Astragalus filipes Margaret J. Williams 1983-7-31 83- 125 -1 Lassen Ash Valley Road, 17 mi from Aden 1829 Comment
  SEINET256220 Image available Viola vallicola M. J. Williams, G Schoolcraft; A Tiehm 1986-5-14 83- 39 -2 Lassen 1.5 rd. mi. W. of turn to Dodge Reservoir on rd. from Tuledad Canyon to Ravendale 1707 Comment
  SEINET5323325  Astragalus andersonii M. J. Williams 1974-8-4 L- 74 -83 Lassen west of Hwy 395, near Hwy 70 in former burn area 1494 Comment
  SEINET5324574  Astragalus pulsiferae var. pulsiferae M. J. Williams 1974-7-26 74 -L-16 Lassen Burn area, W of Hwy 395 and Near Hwy 70. 1494 Comment
  SEINET5330904  Eriogonum nudum var. deductum M. J. Williams, G. H. True; J. T. Howell 1973-6-28 73 -EV-1 Lassen Elysian Valley. 1372 Comment
  SEINET5338208  Myosurus aristatus M. J. Williams, G. Schoolcraft; A. Tiehm 1986-5-14 86- 38 -3 Lassen Tuledad Canyon Rd., from Duck flat to Ravendale. 0.1 mi W of Calif-Nev line. Comment
  SEINET6627868  Cystopteris fragilis M. J. Williams 1970-7-4 s.n. Lassen Ash Creek, SE of Adin 1280 Comment
  SEINET6738695 Image available Agoseris heterophylla M. J. Williams, G. Schoolcraft, A. Tiehm 1986-5-12 80- 19 -1 Lassen Smoke Creek Rd., 0.1 mile E of Hwy 395 1372 Comment
  SEINET6792604  Ivesia paniculata M. J. Williams 1970-7-4 595 Lassen Near Ash Creek. 1280 Comment
  SEINET8193719  Allium M. J. Williams 1969-6-14 s.n. Lassen Ravendale. 1615 Comment
  SEINET8480557  Leucocrinum montanum M. J. Williams 1969-5-24 s.n. Lassen Hwy 44, near Bogart Ranger Station. 1646 Comment
  SEINET8667206 Image available Erigeron divergens M. J. Williams 1984-6-16 84- 31 -1 Lassen Doyle grade, County Hwy 331, 2.6 mi W of Doyle Comment
  SEINET9622464  Viola praemorsa M. J. Williams, G. Schoolcraft, A. Tiehm 1986-5-14 86- 39 -2 Lassen 1.5 rd mi W of turn to Dodge Reservoir, on rd from Tuledad Canyon to Ravendale 1707 Comment
  CAS-BOT-BC308363  Eriophyllum nevinii T. G. Williamson 1924-8-20 s.n. Los Angeles Catalina Island Comment
  CDA19095  Euphorbia terracina S. Williams 2001-3-22 PDR 053173 Los Angeles Southern California; Solstice Canyon Trail, Santa Monica Natural Recreation Area. 0 Comment
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May 30 2014
  POM1120  Polypogon monspeliensis R. D. Williams 1901-6-9 103 Los Angeles Claremont. Burbank canyon. 945 Comment
  POM1724  Calochortus albus R. D. Williams 1901-5-3 14 Los Angeles Claremont, Palmer's Canyon. Comment
  RSA102534  Mimulus brevipes C. S. Williamson 1901-7-24 s.n. Los Angeles Mt. Lowe. Comment
  RSA102536  Mimulus aurantiacus var. puniceus C. S. Williamson 1901-7-24 s.n. Los Angeles Santa Catalina Island. Comment
  RSA442113  Suaeda taxifolia T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  RSA455169  Lonicera hispidula var. vacillans T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  RSA478882  Salicornia virginica T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  RSA624034  Mimulus brevipes T. Gertrude Williamson 1918-06 2712 Los Angeles Sierra Madre Mountains. Comment
  RSA660895  Spartium junceum Ann Williams 1992-5-14 4 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  RSA671126  Euphorbia terracina S. Williams 2001-3-22 PDR- 053173 Los Angeles Solstice Canyon Trail, Santa Monica Natural recreation Area. Comment
  UC114014  Clarkia dudleyana R. D. Williams 1905-6-19 Los Angeles Burbank Canyon Claremont 609 Comment
  UC205021  Dudleya densiflora Williams 1917-1 Los Angeles San Gabriel Canyon Comment
  UC52488  Gilia angelensis R. D. Williams 1902-2-12 Los Angeles Claremont Comment
  UC54170  Chaenactis glabriuscula var. glabriuscula R. D. Williams 1902-3-1 Los Angeles Claremont Comment
  UC56863  Cryptantha intermedia R. D. Williams 1902-2-12 Los Angeles Claremont Comment
  CAS-BOT-BC303533  Geraea canescens T. G. Williamson 1935-1-15 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC347920  Malacothrix saxatilis var. tenuifolia J. G. Williamson 1928-8-4 s.n. Los Angeles Catalina Isl. Comment
  CAS-BOT-BC493412  Calochortus splendens Williams; Street; Munz 1919-5-3 2625 Los Angeles Santa Ana River Canon Comment
  OBI25812  Marrubium vulgare Williams 1961-3-21 s.n. Los Angeles Santa Monica Mts Comment
  POM113  Platystemon californicus R. D. Williams 1902-3-19 s.n. Los Angeles Claremont. Comment
  POM6811  Leptosiphon androsaceus G. Williams 2502 Los Angeles Near Puente along roadside Comment
  POM783  Calandrinia ciliata R. D. Williams 1902-4-20 s.n. Los Angeles Claremont, below park. Comment
  RSA0048481  Ceanothus spinosus Kelly Williams 1980-4-30 25 Los Angeles Mulholland Highway, 1.5 mi. E of Stunt Road. 457 Comment
  RSA0056261  Viola pedunculata Kelly Williams 1980-3-17 2 Los Angeles Highway 23, 1 mi. So. of Potrero Road. 457 Comment
  RSA660839  Lobularia maritima Ann Williams 1992-5-14 8 -92 Los Angeles End of Canyon Dr., 0.2 mi. off Penn St. and 100 yds E of Whittier College track. 152 Comment
  RSA660841  Lotus scoparius Ann Williams 1992-5-14 5 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  RSA660842  Dudleya Ann Williams 1992-5-14 25 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  RSA660843  Melilotus indicus Ann Williams 1992-5-14 7 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  RSA660844  Lupinus Ann Williams 1992-5-7 11 -92 Los Angeles Grande Vista Dr., 1 mile off Beverly Dr. in Whittier. 146 Comment
  RSA660846  Erodium cicutarium Ann Williams 1992-5-14 12 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  RSA660899  Foeniculum vulgare Ann Williams 1992-5-7 16 -92 Los Angeles Grande Vista Dr., 1 mile off Beverly Dr. in Whittier. 146 Comment
  RSA660900  Conium maculatum Ann Williams 1992-5-14 9 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  YM-YOSE63540  Arnica mollis H. Williams 1936-8-1 Madera SODA SPRINGS MEADOW AT DEVIL'S POSTPILE Comment
  YM-YOSE63542  Arnica mollis H. Williams 1936-7-25 Madera DEVIL'S POSTPILE, NORTH BOUNDARY Comment
  YM-YOSE63549  Artemisia douglasiana H. Williams 1936-7-25 Madera DEVIL'S POSTPILE, NORTH BOUNDARY Comment
  YM-YOSE64422  Potentilla glandulosa var. nevadensis H. Williams 1936-7-24 Madera RAINBOW FALLS. DEVILS POST PILE Comment
  YM-YOSE64566  Lupinus andersonii var. christinae H. Williams 1936-7-24 Madera RAINBOW FALLS. DEVILS POST PILE Comment
  YM-YOSE64662  Senecio triangularis H. Williams 1936-7-25 Madera DEVIL'S POSTPILE, NORTH BOUNDARY Comment
  YM-YOSE64755  Solidago canadensis subsp. elongata H. Williams 1936-9-1 Madera DEVIL`S POSTPILE Comment
  YM-YOSE65718  Monardella odoratissima N. Williams 1936-7-24 Madera DEVIL'S POSTPILE, RAINBOW FALLS Comment
  YM-YOSE66284  Pedicularis attollens H. Williams 1936-8-1 Madera DEVIL'S POSTPILE 1310 Comment
  YM-YOSE66877  Lonicera conjugialis H. Williams NOT RECORDED Madera DEVIL'S POSTPILE, RAINBOW FALLS Comment
  UCSB41382  Calochortus venustus Williams, W. 1936-5-31 Madera Bass Lake 5 miles north, Yosemite Comment
  UCSB41694  Bromus tectorum Williams, K. 1981-5-14 Madera Junction of Roads 600 and 612 above Fresno River 640 Comment
  UCSB47011  Mimulus lewisii Williams 1936-8-2 Madera Swamp N. of D.P.P. (Devil's Post Pile) Comment
  UCSB71604  Hulsea brevifolia Williams, H. 1936-7-24 Madera Rainbow Falls, Devils Postpile; Yosemite Comment
  UCSB72234  Chamerion angustifolium subsp. circumvagum Williams, H. 1936-8-2 Madera Gray Swamp N. of Devils Postpile Camp Ground, Yosemite National Park Comment
  YM-YOSE64018  Arctostaphylos patula H. Williams 1936-7-31 Madera NE BOUNDARY. DEVILS POST PILE Comment
  YM-YOSE64088  Dodecatheon alpinum H. Williams 1936-8-1 Madera SODA SPRING MEADOW. DEVILS POST PILE Comment
  YM-YOSE64378  Holodiscus discolor var. microphyllus H. Williams 1936-7-31 Madera NE BOUNDARY. DEVILS POST PILE Comment
  YM-YOSE64605  Lupinus latifolius var. columbianus H. Williams 1929-7-26 815 Madera McGEE LAKE TRAIL Comment
  YM-YOSE64940  Apocynum pumilum H. Williams 1936-8-2 Madera RESEARCH RESERVE COLLECTION, DEVIL'S POSTPILE 1219 Comment
  YM-YOSE65140  Thalictrum sparsiflorum H. Williams 1936-7-25 Madera NORTH BOUNDARY. DEVILS POST PILE Comment
  YM-YOSE65250  Erysimum capitatum H. Williams 1936-7-31 Madera NE BOUNDARY. DEVILS POST PILE Comment
  YM-YOSE65827  Lilium parvum H. Williams 1936-7-24 Madera BOUNDARY CREEK. DEVILS POST PILE Comment
  YM-YOSE65828  Lilium parvum H. Williams 1936-7-24 Madera BOUNDARY CREEK. DEVILS POST PILE Comment
  YM-YOSE66063  Sisyrinchium halophilum H. Williams 1936-8-1 Madera SODA SPRING MEADOW. DEVILS POST PILE Comment
  YM-YOSE66087  Habenaria dilatata var. leucostachys H. Williams 1936-8-2 Madera NORTH OF DEVILS POST PILE CAMPGROUND Comment
  YM-YOSE66207  Alnus rhombifolia H. Williams 1936-8-1 Madera SODA SPRINGS. DEVILS POST PILE Comment
  YM-YOSE66262  Quercus vacciniifolia H. Williams 1936-7-31 Madera OUTSIDE NE BOUNDARY. DEVILS POST PILE Comment
  YM-YOSE66271  Arceuthobium americanum H. Williams 1936-8-1 Madera CAMPGROUND. DEVILS POST PILE Comment
  YM-YOSE66398  Rumex triangulivalvis H. Williams 1936-7-25 Madera NORTH BOUNDARY. DEVILS POST PILE Comment
  YM-YOSE66407  Penstemon jeffreyanus H. Williams 1936-7-31 Madera NORTHEAST BOUNDARY DEVIL'S POSTPILE Comment
  YM-YOSE66645  Bromus suksdorfii H. Williams 1936-7-25 Madera NORTH BOUNDARY. DEVILS POST PILE Comment
  YM-YOSE66673  Deschampsia cespitosa H. Williams 1936-7-24 Madera NORTH BOUNDARY. DEVILS POST PILE Comment
  YM-YOSE66954  Koeleria cristata H. Williams 1936-8-1 Madera SODA SPRINGS. DEVIL POST PILE Comment
  YM-YOSE66985  Muhlenbergia squarrosa H. Williams 1936-8-1 Madera SODA SPRING MEADOW. DEVILS POST PILE Comment
  YM-YOSE67120  Cryptogramma acrostichoides H. Williams 1936-8-2 Madera DEVIL'S POSTPILE, RIDGE WEST OF SODA SPRINGS Comment
  YM-YOSE67145  Sitanion hystrix H. Williams 1936-7-31 Madera NE BOUNDARY. DEVILS POST PILE Comment
  CAS-BOT-BC229721  Carex utriculata A. Williams; E. Shea; M. E. Hannibal; S. Tsui 2012-5-5 713 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road Comment
  CAS-BOT-BC229759  Solidago velutina subsp. californica A. Williams; L. Leatherman; K. Roster; et al. 2012-8-25 1755 Marin Marin Municipal Water District Lands: Mount Tamalpais. On Old Stage Rd. past MMWD gate, at culvert OS-12. Comment
  CAS-BOT-BC229812  Vulpia myuros A. Williams; E. Shea; M. E. Hannibal; S. Tsui 2012-5-5 715 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road Comment
  CAS-BOT-BC231806  Bromus diandrus A. Williams; E. Shea; M. E. Hannibal; S. Tsui 2012-5-5 714 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road Comment
  CAS-BOT-BC231807  Bromus carinatus A. Williams; E. McDermott; D. Smith; et al. 2012-6-23 1409 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road Comment
  CAS-BOT-BC231814  Avena barbata A. Williams; E. Shea; M. E. Hannibal; S. Tsui 2012-5-5 710 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road Comment
  CAS-BOT-BC231819  Andropogon glomeratus A. Williams; L. Leatherman; K. Roster; et al. 2012-8-25 1750 Marin Marin Municipal Water District Lands: Mount Tamalpais. On Old Stage Rd. past MMWD gate, at culvert OS-12. Comment
  CAS-BOT-BC231832  Holcus lanatus A. Williams; E. McDermott; D. Smith; et al. 2012-6-23 1400 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road Comment
  CAS-BOT-BC231833  Festuca rubra A. Williams; E. McDermott; D. Smith; et al. 2012-6-23 1405 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road. Comment
  CAS-BOT-BC231838  Elymus glaucus subsp. glaucus A. Williams; E. McDermott; D. Smith; et al. 2012-6-23 1408 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road Comment
  CAS-BOT-BC231858  Collinsia sparsiflora var. collina A. Williams; E. Shea; M. E. Hannibal; S. Tsui 2012-5-5 705 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road. Comment
  CAS-BOT-BC232226  Umbellularia californica A. Williams; L. Leatherman; K. Roster; et al. 2012-8-25 1762 Marin Marin Municipal Water District Lands: Mount Tamalpais. On Old Stage Rd. past MMWD gate, at culvert OS-12. Comment
  CAS-BOT-BC232249  Juncus patens A. Williams; E. McDermott; D. Smith; et al. 2012-6-23 1402 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road Comment
  CAS-BOT-BC232254  Digitalis purpurea A. Williams; E. McDermott; D. Smith; et al. 2012-6-23 1418 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road Comment
  CAS-BOT-BC232259  Eschscholzia californica A. Williams; E. Shea; M. E. Hannibal; S. Tsui 2012-5-5 701 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road. Comment
  CAS-BOT-BC232262  Clarkia gracilis subsp. gracilis A. Williams; E. McDermott; D. Smith; et al. 2012-6-23 1404 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road Comment
  CAS-BOT-BC232286  Claytonia perfoliata A. Williams; E. Shea; M. E. Hannibal; S. Tsui 2012-5-5 708 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road. Comment
  CAS-BOT-BC232290  Rumex acetosella A. Williams; E. Shea; M. E. Hannibal; S. Tsui 2012-5-5 709 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road. Comment
  CAS-BOT-BC232292  Eriogonum nudum var. nudum A. Williams; L. Leatherman; K. Roster; et al. 2012-8-25 1753 Marin Marin Municipal Water District Lands: Mount Tamalpais. On Old Stage Rd. past MMWD gate, at culvert OS-12. Comment
  CAS-BOT-BC232485  Trifolium depauperatum var. amplectens A. Williams; E. Shea; M. E. Hannibal; S. Tsui 2012-5-5 720 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road Comment
  CAS-BOT-BC232487  Trifolium bifidum A. Williams; E. Shea; M. E. Hannibal; S. Tsui 2012-5-5 719 Marin Marin Municipal Water District Lands: Mount Tamalpais. Off Laurel Dell Rd., south of culvert LD-15, just north of where Cataract Creek crosses road Comment
  CAS-BOT-BC258889  Vulpia microstachys var. microstachys A. Williams; S. Bishop; S. Creer; K. Hauser; A. Poggio; M. Jones 2012-3-24 001 Marin Mount Tamalpais. Marin Municipal Water District lands: ~30 m down Alex Forman trail from Sky Oaks employee parking lot Comment
  CAS-BOT-BC258890  Geranium dissectum A. Williams; S. Bishop; S. Creer; K. Hauser; A. Poggio; M. Jones 2012-3-24 002 Marin Mount Tamalpais. Marin Municipal Water District lands: ~30 m down Alex Forman trail from Sky Oaks employee parking lot Comment
  CAS-BOT-BC263257  Taraxia ovata A. Williams; S. Bishop; S. Creer; K. Hauser; A. Poggio; M. Jones 2012-3-24 005 Marin Mount Tamalpais. Marin Municipal Water District lands: ~30 m down Alex Forman trail from Sky Oaks employee parking lot Comment
  CAS-BOT-BC279927  Arbutus menziesii A. Williams; M. Evans; J. Rocha; K. Phillips; J. Stern; N. Brown; J. Slamovich 2013-2-23 13205 b Marin Mount Tamalpais. Marin Municipal Water District lands: Sky Oaks Meadow picnic area Comment
  CAS-BOT-BC285571  Geranium dissectum A. Williams; F. Leist; C. Powell; J. Slamovich 2013-4-12 13225 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry Comment
  CAS-BOT-BC291881  Crassula connata A. Williams; R. Brostorm; T. Edwards; M. Evans; J. Slamovich 2013-3-9 13216 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry Comment
  CAS-BOT-BC300546  Centaurea solstitialis A. Williams; R. Brostrom; F. Leist 2013-6-8 13261 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry Comment
  CAS-BOT-BC300549  Epilobium densiflorum A. Williams; R. Brostrom; F. Leist 2013-6-8 13266 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry Comment
  CAS-BOT-BC300551  Spergularia rubra A. Williams; R. Brostrom; F. Leist 2013-6-8 13268 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry Comment
  CAS-BOT-BC300554  Lachnagrostis filiformis A. Williams; R. Brostrom; F. Leist 2013-6-8 13271 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry Comment
  CAS-BOT-BC309807  Silene gallica A. Williams; F. Leist; S. Tsiu; W. Dreskin; R. Brostrom 2013-5-4 13233 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry Comment
  CAS-BOT-BC309808  Trifolium glomeratum A. Williams; F. Leist; S. Tsiu; W. Dreskin; R. Brostrom 2013-5-4 13237 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry Comment
  CAS-BOT-BC309811  Matricaria discoidea A. Williams; F. Leist; S. Tsiu; W. Dreskin; R. Brostrom 2013-5-4 13252 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry Comment
  CAS-BOT-BC311762  Lactuca serriola A. Williams 2013-8-9 13760 A Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Quarry Comment
  CAS-BOT-BC311763  Lactuca serriola A. Williams 2013-8-9 13760 B Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Quarry Comment
  CAS-BOT-BC311765  Epilobium brachycarpum A. Williams 2013-8-9 13763 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Quarry Comment
  CAS-BOT-BC311767  Pseudognaphalium luteoalbum A. Williams 2013-8-9 13765 Marin Mount Tamalpais. Marin Municipal Water District lands: Alpine Reservoir drawdown zone close to Bullfrog Creek Comment
  CAS-BOT-BC311768  Gratiola ebracteata A. Williams 2013-8-9 13767 Marin Mount Tamalpais. Marin Municipal Water District lands: Alpine Reservoir drawdown zone at Bullfrog Creek Comment
  CAS-BOT-BC311770  Persicaria punctata A. Williams 2013-8-9 13769 A Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Creek Comment
  CAS-BOT-BC311772  Fraxinus latifolia A. Williams 2013-8-9 13771 B Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Creek Comment
  CAS-BOT-BC311773  Lactuca saligna A. Williams 2013-8-9 13773 Marin Mount Tamalpais. Marin Municipal Water District lands: Sky Oaks Ranger Station Comment
  CAS-BOT-BC311775  Solanum americanum A. Williams 2013-8-9 13777 Marin Mount Tamalpais. Marin Municipal Water District lands: Sky Oaks Ranger Station Comment
  CAS-BOT-BC311777  Erigeron karvinskianus A. Williams 2013-8-9 13780 Marin Mount Tamalpais. Marin Municipal Water District lands: Sky Oaks Ranger Station Comment
  CAS-BOT-BC320491  Perideridia gairdneri subsp. gairdneri A. Williams; H. Russell; W. Dresskin; D. Morawitz 2013-8-10 13179 Marin Mount Tamalpais. Marin Municipal Water District lands: Bon Tempe valves: north of Lake Lagunitas picnic area, swale between Sludge Pond and Pine Point Comment
  CAS-BOT-BC320494  Fraxinus latifolia A. Williams 2013-8-9 13771 A Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Creek Comment
  CAS-BOT-BC322129  Sanicula laciniata A. Williams; M. Evans; J. Rocha; K. Phillips; J. Stern; N. Brown; J. Slamovich 2013-2-23 13203 Marin Mount Tamalpais. Marin Municipal Water District lands: Sky Oaks Meadow picnic area. Comment
  CAS-BOT-BC322131  Githopsis specularioides A. Williams; R. Brostorm; T. Edwards; M. Evans; J. Slamovich 2013-3-9 13214 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry. Comment
  CAS-BOT-BC322134  Trifolium microcephalum A. Williams; F. Leist; C. Powell; J. Slamovich 2013-4-12 13224 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry. Comment
  CAS-BOT-BC322136  Stephanomeria exigua A. Williams 2013-8-9 13762 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Quarry. Comment
  CAS-BOT-BC323915  Bromus laevipes A. Williams 2013-8-9 13775 Marin Marin Municipal Water District lands: Sky Oaks Meadow. Comment
  CAS-BOT-BC329245  Erodium cicutarium A. Williams; R. Brostorm; T. Edwards; M. Evans; J. Slamovich 2013-3-9 13211 Marin Plants of Mount Tamalpais. Marin Municipal Water District lands. Bullfrog Road, knoll N of quarry. Comment
  CAS-BOT-BC329247  Salix lasiolepis A. Williams; R. Brostorm; T. Edwards; M. Evans; J. Slamovich 2013-3-9 13219 Marin Plants of Mount Tamalpais. Marin Municipal Water District lands. Bullfrog Road, knoll N of quarry. Comment
  CAS-BOT-BC329248  Isoetes orcuttii A. Williams; F. Leist; S. Tsiu; W. Dreskin; R. Brostrom 2013-5-4 13251 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry Comment
  CAS-BOT-BC332720  Dipsacus fullonum A. Williams; R. Brostrom; F. Leist 2013-6-8 13273 A Marin Plants of Mount Tamalpais. Marin Municipal Water District lands.Bullfrog Road, knoll north of quarry Comment
  CAS-BOT-BC333277  Cardamine californica A. Williams; R. Brostorm; T. Edwards; M. Evans; J. Slamovich 2013-3-9 13220 Marin Plants of Mount Tamalpais, Marin Municipal Water District lands.East side of Bullfrog Road, knoll N of quarry Comment
  CAS-BOT-BC333278  Erodium botrys A. Williams; R. Brostorm; T. Edwards; M. Evans; J. Slamovich 2013-3-9 13211 a Marin Plants of Mount Tamalpais, Marin Municipal Water District lands.Bullfrog Road, knoll N of quarry Comment
  CAS-BOT-BC350803  Danthonia californica A. Williams; F. Leist; S. Tsiu; W. Dreskin; R. Brostrom 2013-5-4 13234 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry. Comment
  CAS-BOT-BC350807  Anthriscus arvensis A. Williams; F. Leist; S. Tsiu; W. Dreskin; R. Brostrom 2013-5-4 13239 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry. Comment
  CAS-BOT-BC350951  Sisymbrium orientale A. Williams; F. Leist; S. Tsiu; W. Dreskin; R. Brostorm 2013-5-4 13242 Marin Plants of Mount Tamalpais, Marin Municipal Water District lands.Bullfrog Road, knoll N of quarry Comment
  CAS-BOT-BC350954  Aegilops triuncialis A. Williams; F. Leist; S. Tsiu; W. Dreskin; R. Brostorm 2013-5-4 13247 Marin Plants of Mount Tamalpais, Marin Municipal Water District lands.Bullfrog Road, knoll N of quarry Comment
  CAS-BOT-BC350956  Hordeum brachyantherum subsp. brachyantherum A. Williams; F. Leist; S. Tsiu; W. Dreskin; R. Brostorm 2013-5-4 13249 Marin Plants of Mount Tamalpais, Marin Municipal Water District lands.Bullfrog Road, knoll N of quarry Comment
  CAS-BOT-BC350959  Echinochloa crus-galli A. Williams 2013-8-9 13766 Marin Plants of Mount Tamalpais, Marin Municipal Water District lands.Alpine Reservoir drawdown zone at Bullfrog Creek Comment
  CAS-BOT-BC350960  Paspalum dilatatum A. Williams; R. Brostorm; F. Leist 2013-6-8 13272 Marin Plants of Mount Tamalpais, Marin Municipal Water District lands.Bullfrog Road, knoll N of quarry Comment
  CAS-BOT-BC350962  Ehrharta erecta A. Williams 2013-8-9 13776 Marin Plants of Mount Tamalpais, Marin Municipal Water District lands.Sky Oaks Ranger Station Comment
  CAS-BOT-BC350963  Setaria parviflora A. Williams 2013-8-9 13779 Marin Plants of Mount Tamalpais, Marin Municipal Water District lands.Sky Oaks Ranger Station Comment
  CAS-BOT-BC393807  Stellaria media A. Williams; M. Evans; J. Rocha; K. Phillips; J. Stern; N. Brown; J. Slamovich 2013-2-23 13204 Marin Mount Tamalpais; Marin Municipal Water District lands: Sky Oaks Meadow picnic area. Comment
  CAS-BOT-BC421702  Lomatium macrocarpum A. Williams; C. Hagerty; R. Skwarek; K. Martin; R. Johnson 2014-5-10 14023 Marin Mount Tamalpais. Marin Municipal Water District lands: Less than 0.25 miles up Azalea Hill Trail from intersection with Bolinas-Fairfax Road. Plot on north side of trail near shallow drainage. Comment
  CAS-BOT-BC421703  Delphinium patens A. Williams; C. Hagerty; R. Skwarek; K. Martin; R. Johnson 2014-5-10 14025 Marin Mount Tamalpais. Marin Municipal Water District lands: Less than 0.25 miles up Azalea Hill Trail from intersection with Bolinas-Fairfax Road. Plot on north side of trail near shallow drainage. Comment
  CAS-BOT-BC421705  Trisetum cernuum subsp. canescens A. Williams; D. Greenberger 2014-5-16 14410 B Marin Mount Tamalpais. Marin Municipal Water District lands: Kent Pump Road. Comment
  CAS-BOT-BC422427  Sambucus nigra subsp. caerulea A. Williams; C. Hagerty; R. Skwarek; K. Martin; R. Johnson 2014-5-10 14020 Marin Mount Tamalpais. Marin Municipal Water District lands: Less than 0.25 miles up Azalea Hill Trail from intersection with Bolinas-Fairfax Road. Plot on north side of trail near shallow drainage. Comment
  CAS-BOT-BC422428  Cirsium remotifolium A. Williams; C. Hagerty; R. Skwarek; K. Martin; R. Johnson 2014-5-10 14031 Marin Mount Tamalpais. Marin Municipal Water District lands: Less than 0.25 miles up Azalea Hill Trail from intersection with Bolinas-Fairfax Road. Plot on north side of trail near shallow drainage. Comment
  CAS-BOT-BC422430  Grindelia hirsutula A. Williams; E. Brusati; E. Kercado; R. Bronstrom 2014-6-14 14050 Marin Mount Tamalpais. Marin Municipal Water District lands: Less than 0.25 miles up Azalea Hill Trail from intersection with Bolinas-Fairfax Road. Plot on north side of trail near shallow drainage. Comment
  CAS-BOT-BC422432  Heterotheca sessiliflora subsp. bolanderi A. Williams; E. Brusati; E. Kercado; R. Bronstrom 2014-6-14 14053 Marin Mount Tamalpais. Marin Municipal Water District lands: Less than 0.25 miles up Azalea Hill Trail from intersection with Bolinas-Fairfax Road. Plot on north side of trail near shallow drainage. Comment
  CAS-BOT-BC422433  Vicia benghalensis A. Williams; E. Brusati; E. Kercado; R. Bronstrom 2014-6-14 14054 Marin Mount Tamalpais. Marin Municipal Water District lands: Less than 0.25 miles up Azalea Hill Trail from intersection with Bolinas-Fairfax Road. Plot on north side of trail near shallow drainage. Comment
  CAS-BOT-BC422435  Scribneria bolanderi A. Williams 2014-5-16 14232 Marin Mount Tamalpais. Marin Municipal Water District lands: Pine Mountain: Oat Hill Road just SW of top of Lily Gulch Trail Comment
  CAS-BOT-BC422437  Glyceria elata A. Williams; R. Truitt; K. Martin; D. Morawitz 2014-9-13 14411 Marin Mount Tamalpais. Marin Municipal Water District lands: Edge of Hidden Lake, off of Stocking Trail. Comment
  CAS-BOT-BC422438  Garrya elliptica A. Williams; S. Tsiu; J. Nuzzo; L. Hasz 2014-3-22 14602 Marin Mount Tamalpais. Marin Municipal Water District lands: Across the bridge from Leo T. Cronin Fish Viewing Area, near gate along Lower Peters Dam Road. Comment
  CAS-BOT-BC422440  Geranium dissectum A. Williams; S. Tsiu; J. Nuzzo; L. Hasz 2014-3-22 14608 Marin Mount Tamalpais. Marin Municipal Water District lands: Across the bridge from Leo T. Cronin Fish Viewing Area, near gate along Lower Peters Dam Road. Comment
  CAS-BOT-BC423333  Lathyrus angulatus A. Williams; C. Hagerty; R. Skwarek; K. Martin; R. Johnson 2014-5-10 14029 Marin Mount Tamalpais. Marin Municipal Water District lands: Less than 0.25 miles up Azalea Hill Trail from intersection with Bolinas-Fairfax Road. Plot on north side of trail near shallow drainage. Comment
  CAS-BOT-BC423335  Sonchus oleraceus A. Williams; C. Darling; M. Garcia; R. Brostrom; L. Juarez; A. Juarez 2014-4-26 14618 Marin Mount Tamalpais. Marin Municipal Water District lands: Across the bridge from Leo T. Cronin Fish Viewing Area, near gate along Lower Peters Dam Road. Comment
  CAS-BOT-BC428047  Trifolium oliganthum A. Williams; C. Darling; M. Garcia; R. Brostrom; L. Juarez; A. Juarez 2014-4-26 14619 Marin Mount Tamalpais. Marin Municipal Water District lands: Across the bridge from Leo T. Cronin Fish Viewing Area, near gate along Lower Peters Dam Road. Comment
  CAS-BOT-BC428048  Plectritis congesta subsp. brachystemon A. Williams; C. Darling; M. Garcia; R. Brostrom; L. Juarez; A. Juarez 2014-4-26 14620 Marin Mount Tamalpais. Marin Municipal Water District lands: Across the bridge from Leo T. Cronin Fish Viewing Area, near gate along Lower Peters Dam Road. Comment
  CAS-BOT-BC434219  Poa annua A. Williams; S. Tsiu; J. Nuzzo; L. Hasz 2014-3-22 14605 Marin Mount Tamalpais. Marin Municipal Water District lands: Across the bridge from Leo T. Cronin Fish Viewing Area, near gate along Lower Peters Dam Road. Comment
  CAS-BOT-BC434220  Amelanchier utahensis A. Williams; C. Darling; M. Garcia; R. Brostrom; L. Juarez; A. Juarez 2014-4-26 14611 Marin Mount Tamalpais. Marin Municipal Water District lands: Across the bridge from Leo T. Cronin Fish Viewing Area, near gate along Lower Peters Dam Road. Comment
  CAS-BOT-BC434222  Sagittaria sanfordii A. Williams; D. Smith; T. Plummer 2014-7-3 19000 B Marin Mount Tamalpais. Marin Municipal Water District lands: Nicasio Reservoir, North Willow Road. Comment
  CAS-BOT-BC434959  Soliva sessilis A. Williams; C. Hagerty; R. Skwarek; K. Martin; R. Johnson 2014-5-10 14030 Marin Mount Tamalpais. Marin Municipal Water District lands: Less than 0.25 miles up Azalea Hill Trail from intersection with Bolinas-Fairfax Road. Plot on north side of trail near shallow drainage. Comment
  CAS-BOT-BC434960  Geranium molle A. Williams; S. Tsiu; J. Nuzzo; L. Hasz 2014-3-22 14607 Marin Mount Tamalpais. Marin Municipal Water District lands: Across the bridge from Leo T. Cronin Fish Viewing Area, near gate along Lower Peters Dam Road. Comment
  CAS-BOT-BC434961  Geranium purpureum A. Williams; C. Darling; M. Garcia; R. Brostrom; L. Juarez; A. Juarez 2014-4-26 14622 Marin Mount Tamalpais. Marin Municipal Water District lands: Across the bridge from Leo T. Cronin Fish Viewing Area, near gate along Lower Peters Dam Road. Comment
  CAS-BOT-BC434962  Cytisus striatus A. Williams 2014-5-23 14820 B Marin Mount Tamalpais. Marin Municipal Water District lands: Old State Road ~1/4 mi (via road) from West Point Inn Comment
  CAS-BOT-BC438842  Claytonia sibirica A. Williams; S. Tsiu; J. Nuzzo; L. Hasz 2014-3-22 14601 Marin Mount Tamalpais. Marin Municipal Water District lands: Across the bridge from Leo T. Cronin Fish Viewing Area, near gate along Lower Peters Dam Road. Comment
  CAS-BOT-BC443989  Symphyotrichum chilense A. Williams; E. Brusati; E. Kercado; R. Bronstrom 2014-6-14 14049 Marin Mount Tamalpais. Marin Municipal Water District lands: Less than 0.25 miles up Azalea Hill Trail from intersection with Bolinas-Fairfax Road. Plot on north side of trail near shallow drainage. Comment
  CAS-BOT-BC443990  Bromus berteroanus A. Williams; C. Darling; M. Garcia; R. Bronstrom; L. Juarez; A. Juarez 2014-4-26 14613 Marin Mount Tamalpais. Marin Municipal Water District lands: Across the bridge from Leo T. Cronin Fish Viewing Area, near gate along Lower Peters Dam Road. Comment
  CAS-BOT-BC443992  Oxalis oregana A. Williams; C. Darling; M. Garcia; R. Bronstrom; L. Juarez; A. Juarez 2014-4-26 14617 Marin Mount Tamalpais. Marin Municipal Water District lands: Across the bridge from Leo T. Cronin Fish Viewing Area, near gate along Lower Peters Dam Road. Comment
  CAS-BOT-BC471215  Sanicula tuberosa A. Williams; S. Whelan; N. Reid; D. Greenberger 2014-3-6 14101 Marin Mount Tamalpais. Marin Municipal Water District lands: North side of Azalea Hill Trail, just E of intersection with Fairfax-Bolinas Road Comment
  CAS-BOT-BC471217  Ribes sanguineum var. glutinosum A. Williams; S. Whelan; N. Reid; D. Greenberger 2014-3-6 14105 Marin Mount Tamalpais. Marin Municipal Water District lands: Between mile marker 8.82 and 8.86 on Bolinas-Fairfax Road, upslope of road Comment
  CAS-BOT-BC471218  Dirca occidentalis A. Williams; S. Whelan; N. Reid; D. Greenberger 2014-3-6 14102 Marin Mount Tamalpais. Marin Municipal Water District lands: West of Ridgecrest Blvd., N of intersection with Rock Springs Trail Comment
  CAS-BOT-BC471221  Plectritis congesta A. Williams 2014-3-18 14109 Marin Mount Tamalpais. Marin Municipal Water District lands: NE-facing slope to the west of Kent Pump Road Comment
  CAS-BOT-BC471224  Microsteris gracilis A. Williams 2014-4-15 14802 Marin Mount Tamalpais. Marin Municipal Water District lands: Pine Mountain Fire Road, N of junction with Fairfax-Bolinas Road Comment
  CAS-BOT-BC471226  Delphinium patens subsp. patens A. Williams 2014-4-23 14806 Marin Mount Tamalpais. Marin Municipal Water District lands: Phoenix Lake at Yolanda, N side of Phoenix Lake Road Comment
  CAS-BOT-BC531259  Pedicularis densiflora A. Williams 2015-2-19 15003 Marin Mount Tamalpais. Marin Municipal Water District lands: Phoenix Lake Comment
  CAS-BOT-BC531260  Modiola caroliniana A. Williams; A. Young; F. Leist; D. Morawitz 2015-4-10 15340 Marin Mount Tamalpais. Marin Municipal Water District lands: Lagunitas Meadow, Boneyard parking lot Comment
  CAS-BOT-BC531262  Callitriche marginata A. Williams; A. Young; F. Leist; D. Morawitz 2015-4-10 15345 Marin Mount Tamalpais. Marin Municipal Water District lands: upper meadow across road to the NE from Boneyard parking lot Comment
  CAS-BOT-BC531263  Lilaea scilloides A. Williams; A. Young; F. Leist; D. Morawitz 2015-4-10 15346 Marin Mount Tamalpais. Marin Municipal Water District lands: upper meadow across road to the NE from Boneyard parking lot Comment
  CAS-BOT-BC531265  Carex gynodynama A. Williams; A. Young; F. Leist; D. Morawitz 2015-4-10 15349 Marin Mount Tamalpais. Marin Municipal Water District lands: small woodland area to NE of the jct of Filter Plant Rd and Sky Oaks Rd Comment
  CAS-BOT-BC531267  Castilleja affinis A. Williams; A. Young; F. Leist; D. Morawitz 2015-4-10 15351 Marin Mount Tamalpais. Marin Municipal Water District lands: Filter Plant Rd, E of jct with Sky Oaks Rd Comment
  CAS-BOT-BC531268  Carex subfusca A. Williams; A. Young; F. Leist; D. Morawitz 2015-4-10 15352 Marin Mount Tamalpais. Marin Municipal Water District lands: SE edge of Bon Tempe Reservoir between Lagunitas Creek and valves Comment
  CAS-BOT-BC531270  Lepidium strictum A. Williams; A. Young; F. Leist; D. Morawitz 2015-4-10 15354 Marin Mount Tamalpais. Marin Municipal Water District lands: south of Bon Tempe valves Comment
  CAS-BOT-BC531272  Ranunculus aquatilis A. Williams; E. Brusati; K. Martin; R. Tachibana 2015-5-9 15780 Marin Mount Tamalpais. Marin Municipal Water District lands: Alpine Lake, back end Comment
  CAS-BOT-BC531273  Elodea canadensis A. Williams; E. Brusati; K. Martin; R. Tachibana 2015-5-9 15781 Marin Mount Tamalpais. Marin Municipal Water District lands: Alpine Lake Comment
  CAS-BOT-BC531274  Juncus phaeocephalus A. Williams; E. Brusati; K. Martin; R. Tachibana 2015-5-9 15782 Marin Mount Tamalpais. Marin Municipal Water District lands: Alpine Lake Comment
  CAS-BOT-BC531275  Trifolium angustifolium A. Williams; E. Brusati; K. Martin; R. Tachibana 2015-5-9 15783 Marin Mount Tamalpais. Marin Municipal Water District lands: North of Bon Tempe Rd/Bullfrog Rd intersection Comment
  CAS-BOT-BC531452  Polypogon monspeliensis A. Williams; E. Brusati; K. Martin; R. Tachibana 2015-5-9 15785 Marin Mount Tamalpais. Marin Municipal Water District lands: S of Bon Tempe Rd Comment
  CAS-BOT-BC531453  Egeria densa A. Williams; E. Brusati; K. Martin; R. Tachibana 2015-5-9 15786 Marin Mount Tamalpais. Marin Municipal Water District lands: Lake Lagunitas Comment
  CAS-BOT-BC531455  Campanula griffinii A. Williams; E. Brusati; K. Martin; R. Tachibana 2015-5-9 15789 Marin Mount Tamalpais. Marin Municipal Water District lands: Alpine Lake Comment
  CAS-BOT-BC531458  Arctostaphylos columbiana A. Williams 2015-6-2 15800 Marin Mount Tamalpais. Marin Municipal Water District lands: Bolinas Ridge Comment
  CAS-BOT-BC531461  Helminthotheca echioides A. Williams; M. C. O'Connor; R. Truitt; A. Young; R. Brostrom 2015-6-12 15806 Marin Mount Tamalpais. Marin Municipal Water District lands: near Alpine Lake, across Bullfrog Creek from Bullfrog Quarry Comment
  CAS-BOT-BC531464  Cordylanthus pilosus subsp. pilosus A. Williams; M. C. O'Connor; R. Truitt; A. Young; R. Brostrom 2015-6-12 15809 Marin Mount Tamalpais. Marin Municipal Water District lands: where Bullfrog Creek meets Alpine Lake Comment
  CAS-BOT-BC531466  Eriophyllum staechadifolium A. Williams 2015-6-16 15877 Marin Mount Tamalpais. Marin Municipal Water District lands: upslope, roadside on Concrete Pipe Rd. Comment
  CAS-BOT-BC531469  Horkelia tenuiloba A. Williams 2015-7-2 15888 Marin Mount Tamalpais. Marin Municipal Water District lands: Double Bow-knot on Old Railroad Grade Comment
  CAS-BOT-BC531471  Hemitomes congestum A. Williams 2015-7-7 15890 Marin Mount Tamalpais. Marin Municipal Water District lands: Matt Davis Trail Comment
  CAS-BOT-BC531667  Juncus bufonius A. Williams; A. Young; F. Leist; D. Morawitz 2015-4-10 15341 Marin Mount Tamalpais. Marin Municipal Water District lands: Lagunitas Meadow, roadside ditch across from Boneyard parking lot Comment
  CAS-BOT-BC531668  Castilleja densiflora subsp. densiflora A. Williams; A. Young; F. Leist; D. Morawitz 2015-4-10 15343 Marin Mount Tamalpais. Marin Municipal Water District lands: Meadow across road to the NE from Boneyard parking lot Comment
  CAS-BOT-BC531670  Castilleja attenuata A. Williams; A. Young; F. Leist; D. Morawitz 2015-4-10 15356 Marin Mount Tamalpais. Marin Municipal Water District lands: ephemeral wetland area S of Bon Tempe valves Comment
  CAS-BOT-BC531672  Stephanomeria virgata A. Williams; M. Hicks; F. Leist; M. Murphy 2015-7-24 15942 Marin Mount Tamalpais. Marin Municipal Water District lands: Peters Dam Road East, near dam Comment
  CAS-BOT-BC531673  Artemisia douglasiana A. Williams; E. Brusati; F. Leist; R. Brostrom 2015-7-25 15951 Marin Mount Tamalpais. Marin Municipal Water District lands: On shoulder of Ridgecrest Rd. Comment
  CAS-BOT-BC531675  Ceanothus cuneatus var. ramulosus A. Williams 2015-2-19 15004 Marin Mount Tamalpais. Marin Municipal Water District lands: Bolinas Ridge Rd. Comment
  CAS-BOT-BC531677  Silybum marianum A. Williams 2015-5-15 15795 Marin Mount Tamalpais. Marin Municipal Water District lands: at Laurel Dell parking lot on Ridgecrest Comment
  CAS-BOT-BC531678  Hypericum perforatum A. Williams 2015-6-13 15876 Marin Mount Tamalpais. Marin Municipal Water District lands: upslope of Concrete Pipe Rd. Comment
  CAS-BOT-BC532977  Acacia dealbata A. Williams 2015-2-12 15002 Marin Mount Tamalpais. Marin Municipal Water District lands: Phoenix Lake Comment
  CAS-BOT-BC532978  Oxalis pilosa A. Williams; M. Barana; D. Klein; E. Brusati; S. Whelan 2015-3-28 15518 Marin Mount Tamalpais. Marin Municipal Water District lands: North shore of SE arm of Nicasio Reservoir, S of access road Comment
  CAS-BOT-BC532981  Plagiobothrys bracteatus A. Williams; M. C. O'Connor; R. Truitt; A. Young; R. Brostrom 2015-6-12 15811 Marin Mount Tamalpais. Marin Municipal Water District lands: In littoral zone of Alpine Lake Comment
  CAS-BOT-BC532984  Urtica dioica subsp. holosericea A. Williams 2015-6-13 15883 Marin Mount Tamalpais. Marin Municipal Water District lands: Side of Peters Dam East Comment
  CAS-BOT-BC532989  Rumex conglomeratus A. Williams; M. Hicks; F. Leist; M. Murphy 2015-7-24 15945 Marin Mount Tamalpais. Marin Municipal Water District lands: Shafter Grade at Dog Creek/Lagunitas Creek Comment
  CAS-BOT-BC533011  Lathyrus sphaericus A. Williams 2015-6-13 15878 Marin Plants of Mount Tamalpais, Marin Municipal Water District lands.on Eldridge Grade Comment
  CAS-BOT-BC538073  Hesperolinon congestum A. Williams 2015-6-9 15801 Marin Mount Tamalpais. Marin Municipal Water District lands: Bolinas Ridge Comment
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Apr 24 2018
  CAS-BOT-BC538075  Athyrium filix-femina A. Williams; M. Hicks; F. Leist; M. Murphy 2015-7-24 15943 Marin Mount Tamalpais. Marin Municipal Water Peters Dam Road, just past dam Comment
  CAS-BOT-BC100723  Blennosperma nanum var. nanum Charles Williams 1983-2-11 s.n. Marin Chileno Valley Comment
  CAS-BOT-BC338164  Lasthenia californica T. G. Williamson 1916-4-1 566 Marin Vis Valley, Lagunitus [Lagunitas] Comment
  CAS-BOT-BC531457  Corallorhiza maculata var. occidentalis A. Williams 2015-5-15 15794 Marin Field redacted by CAS, contact the data manager for more information Comment
  SEINET6168269  Tellima grandiflora M. J. Williams 1968-4-6 s.n. Marin Nicasio Dam 76 Comment
  SEINET6652457  Aristolochia californica M. J. Williams 1968-4-6 s.n. Marin Nicasio Dam 76 Comment
  UCD108757  Lupinus microcarpus var. densiflorus W. A. Williams 1951-6-3 s.n. Marin Muir Beach on coastal bluff. Comment
  UCD108758  Lupinus microcarpus var. densiflorus W. A. Williams 1951-6-3 s.n. Marin Muir Beach on coastal bluff. Comment
  UCD109644  Lupinus succulentus W. A. Williams 1951-6-3 s.n. Marin Muir Beach; coastal bluff. Comment
  UCD110398  Hypericum perforatum subsp. perforatum Emelie Williamson 1932-6-22 s.n. Marin Between Camp Kent and Muir Wood. Comment
  UCR2919  Ceanothus fresnensis L. L. Williams 1971-5-12 s.n. Mariposa Sierra Nevada Mtns, 1.4 mi. south of turnout of Glacier Point on Hwy 41 1890 Comment
  UCR6505  Berberis pumila L. L. Williams 1971-5-12 s.n. Mariposa Sierra Nevada Mtns, Yosemite National Park at Wawona Campground 1196 Comment
  UCSB187  Pseudotsuga menziesii Williams, H. 1936-4-9 Mariposa Snow Creek Falls; Yosemite National Park Comment
  UCSB39572  Agrostis scabra Williams, H. 1935-8-15 Mariposa Yosemite National Park; Peregoy Meadows Comment
  YM-YOSE117749  Epilobium hallianum Meghan Williams 2003-7-8 S.N. Mariposa 500 M SSE OF OSTRANDER LAKE TRAILHEAD (GLACIER POINT ROAD), YOSEMITE NATIONAL PARK 2133 Comment
  YM-YOSE63581  Ceanothus leucodermis H. Williams 1936-5-4 Mariposa YOSEMITE VALLEY Comment
  YM-YOSE63643  Viola macloskeyi H. Williams 1935-8-15 12 Mariposa MONROE MEADOW 2286 Comment
  YM-YOSE63657  Viola purpurea H. Williams 1936-4-9 44 Mariposa NEAR MIRROR LAKE. YOSEMITE VALLEY. Comment
  YM-YOSE63877  Erigeron coulteri H. Williams 1935-8-20 23 Mariposa PEREGOY MEADOW 2164 Comment
  YM-YOSE64675  Trifolium breweri H. Williams 1936-6-30 Mariposa WAWONA Comment
  YM-YOSE64680  Trifolium microcephalum H. Williams 1936-6-30 Mariposa WAWONA Comment
  YM-YOSE64707  Geranium californicum H. Williams 1936-7-1 Mariposa MARIPOSA GROVE. DAVIS CUT-OFF Comment
  YM-YOSE64714  Geranium richardsonii H. Williams 1935-8-20 26 Mariposa LOWER PEREGOY MEADOW 2164 Comment
  YM-YOSE65467  Carex multicaulis H. Williams 1936-4-9 41 Mariposa NEAR MIRROR LAKE. YOSEMITE VALLEY Comment
  YM-YOSE65503  Cryptantha affinis H. Williams 1936-7-4 Mariposa MARIPOSA GROVE, DAVIS CUTOFF Comment
  YM-YOSE65861  Castilleja miniata H. Williams 1935-8-20 18 Mariposa LOWER PEREGOY MEADOW 2164 Comment
  YM-YOSE66070  Corallorhiza maculata H. Williams 1936-7-1 Mariposa MARIPOSA GROVE. DAVIS CUT-OFF Comment
  YM-YOSE66103  Spiranthes romanzoffiana H. Williams 1935-8-15 4 Mariposa PEREGOY MEADOW Comment
  YM-YOSE66106  Populus trichocarpa H. Williams 1936-4-15 47 Mariposa CASCADE FALLS Comment
  YM-YOSE66210  Corylus rostrata var. californica H. Williams 1936-7-4 Mariposa MARIPOSA GROVE Comment
  YM-YOSE66256  Quercus kelloggii H. Williams 1936-4-14 Mariposa CASCADES Comment
  YM-YOSE66257  Quercus kelloggii H. Williams 1936-4-15 48 Mariposa CASCADE FALLS NEAR ROAD Comment
  YM-YOSE66500  Pinus lambertiana H. Williams 1936-3-21 35 Mariposa NEAR CASCADES CAMP 1097 Comment
  YM-YOSE66513  Libocedrus decurrens H. Williams 1936-4-9 38 Mariposa MIRROR LAKE Comment
  YM-YOSE66515  Libocedrus decurrens H. Williams 1936-5-7 Mariposa CASCADE FALLS Comment
  YM-YOSE67090  Pellaea mucronata H. Williams 1936-4-15 54 Mariposa CASCADE FALLS 1219 Comment
  YM-YOSE67129  Cystopteris fragilis H. Williams 1936-7-1 Mariposa MARIPOSA GROVE, DAVIS CUT-OFF Comment
  CAS-BOT-BC229464  Lewisia disepala Margaret Williams 1975-5-17 75 -15 Mariposa SW of Wawona Tunnel 1524 Comment
  CAS-BOT-BC365460  Solidago elongata T. Gertrude Williamson 1946-8-4 6115 Mariposa Hoonah Trail thru seashore forest to village Comment
  CAS-BOT-BC53470  Frangula californica subsp. tomentella Mrs. W. J. Williamson 1919-5-20 129 Mariposa Spring Gulch near Bear Creek 335 Comment
  SEINET5336462  Lewisia congdonii M. J. Williams 1966-5-28 s.n. Mariposa 1.5 mi W of El Portal 579 Comment
  SEINET5336468  Lewisia kelloggii M. J. Williams 1965-7-1 s.n. Mariposa Near Sentinel Dome. 2499 Comment
  SEINET9138008  Lewisia pygmaea M. J. Williams 1965-7-12 s.n. Mariposa Near Washburn Lake. 2329 Comment
  UCSB40661  Erigeron glacialis var. glacialis Williams, H. 1935-8-20 Mariposa Lower Peregoy Meadow, Yosemite 2164 Comment
  UCSB71197  Pellaea mucronata Williams, H. 1936-4-15 Mariposa Cascades above Power House Comment
  UCSB72349  Acer macrophyllum Williams 1936-4-15 Mariposa Cascade Falls; Yosemite Comment
  YM-YOSE63579  Ceanothus leucodermis H. Williams 1936-5-4 57 Mariposa FOOT OF INDIAN CANYON. YOSEMITE VALLEY. Comment
  YM-YOSE64090  Dodecatheon hansenii H. Williams 1936-3-22 36 Mariposa RIDGE SOUTH OF BIG MEADOW ABOVE MERCED RIVER 1371 Comment
  YM-YOSE64678  Trifolium longipes H. Williams 1936-7-14 Mariposa DAVIS CUT-OFF Comment
  YM-YOSE64913  Silene californica H. Williams 1936-4-22 Mariposa MERCED RIVER NEAR THE POWERHOUSE Comment
  YM-YOSE65080  Delphinium decorum var. patens H. Williams --------- 27 Mariposa LOWER PEREGOY MEADOW. BRIDALVEIL DRAINAGE 2164 Comment
  YM-YOSE65505  Carex nudata H. Williams 1936-5-4 58 Mariposa MEADOW NEAR AHWAHNEE & CAMP 7 INTERSECTION. YOSEMITE VALLEY Comment
  YM-YOSE65946  Brodiaea hyacinthina H. Williams 1936-6-30 Mariposa WAWONA INDIAN BRIDGE. DAVIS CUT-OFF(?) Comment
  YM-YOSE66066  Cephalanthera austiniae H. Williams 1936-7-8 Mariposa DAVIS CUT-OFF Comment
  YM-YOSE66067  Corallorhiza maculata H. Williams 1935-8-14 2 Mariposa EL CAPITAN TRAIL. BEHIND EL CAPITAN 2286 Comment
  YM-YOSE66094  Habenaria sparsiflora H. Williams 1936-7-14 Mariposa DAVIS CUT-OFF Comment
  YM-YOSE66275  Phoradendron villosum H. Williams 1935-1 31 Mariposa BACK OF MUSEUM. YOSEMITE VALLEY 1371 Comment
  YM-YOSE66880  Lonicera conjugialis H. Williams 1936-7-8 Mariposa DAVIS CUT-OFF Comment
  YM-YOSE67079  Pellaea mucronata H. Williams 1936-5-7 Mariposa CASCADES Comment
  YM-YOSE67083  Pellaea mucronata H. Williams 1936-4-22 Mariposa POWER HOUSE AT HIGHWAY 140/120 JUNCTION 1219 Comment
  YM-YOSE67092  Pityrogramma triangularis H. Williams 1936-4-9 40 Mariposa SNOW CREEK FALLS Comment
  YM-YOSE67115  Cheilanthes siliquosa H. Williams 1936-4-15 Mariposa CASCADE FALLS Comment
  HREC243 Image available Pleuropogon davyi C. Williams 2003-4-21 2420 Mendocino Hopland Field Station: 1 mile south of Hopland on Hwy 101 near bridge and railroad under-crossing. Comment
  HREC250 Image available Pleuropogon hooverianus Chuck Williams 1992-6-10 2160 Mendocino Hopland Field Station: 4101 Running Springs Rd. Comment
  JEPS96296  Epilobium minutum Rhea Williamson 1988-6-13 Mendocino n. Branscomb (site EC-1, S. Fork Eel R., Nature Conservancy Coast Range Preserve); Nature Conservancy Coast Range Preserve, S. Fork Eel R. Comment
  JEPS96297  Ligusticum grayi Rhea Williamson 1988-6-13 EC- 1 Mendocino n. Branscomb (S. Fork Eel R., Nature Conservancy Coast Range Preserve); Nature Conservancy Coast Range Preserve, S. Fork Eel R. Comment
  JEPS96298  Elymus glaucus Rhea Williamson 1998-6-13 Mendocino n of Branscomb (South Fork Eel River, Nature Conservancy Coast Range Preserve, site EC-1); South Fork Eel River, Nature Conservancy Coast Range Preserv Comment
  SEINET13389022  Antirrhinum virga M. J. Williams 1967-7-16 s.n. Mendocino Hull Mountain. 1981 Comment
  SEINET3093972 Image available Vaccinium ovatum L. L. Williams 1971-5-13 sn Mendocino Highway 20 between 101 and 1 approximately 8.3 miles out of Willits. 549 Comment
  UC1974570  Phyllospadix scouleri Megan Williams 2003-6-3 Mendocino Kibesillah Hill Comment
  UC1974691  Phyllospadix torreyi Megan Williams 2003-6-3 Mendocino Kibesillah Hill. Comment
  UCR12089  Heracleum maximum L. L. Williams 1971-5-13 s.n. Mendocino Coastal bluff in Albion, Hwy 1 north of San Francisco 6 Comment
  UCR16422  Oxalis oregana L. L. Williams 1971-5-13 s.n. Mendocino North Coast Range, 6 mi out of Noyo along Hwy 20 213 Comment
  UCR4829  Ceanothus velutinus L. L. Williams 1971-5-13 s.n. Mendocino Along Hwy 20, 10 mi. east of Noyo 244 Comment
  CSUSB1052  Stachys ajugoides L. L. Williams 1971-5-13 Mendocino Collected 3.4 miles south of Albion along Highway 1, on cliff about 250 feet above ocean, as road turns inland to junction of Highway 128. 76 Comment
  CSUSB409  Smilacina racemosa L. L. Williams 1971-5-13 Mendocino Collected in redwood forest along Highway 20, 6 miles east of Noyo. Comment
  HREC247 Image available Pleuropogon hooverianus Chuck Williams 1998-5-10 2159 Mendocino Hopland Field Station: Lis Luster property, T20N, R14W, W1/2 of NE 1/4 of Section 10 Comment
  POM22917  Polystichum munitum Robert D. Williams 1904-08 s.n. Mendocino Rattlesnake Creek near Willits. Comment
  POM23258  Adiantum aleuticum R. D. Williams 1904-08 s.n. Mendocino on Rattlesnake Creek 1372 Comment
  SEINET5336580  Lewisia stebbinsii M. J. Williams, W. Roderick 1967-7-15 67 -54 Mendocino Hell's Half Acre. Road 20 No 2, ESE of Bald Mtn. (Type station) 1920 Comment
  UCD103757  Acmispon denticulatus W. Williams 1951-5-1 s.n. Mendocino Near N. border, 5 mi. S. of Piercy. Comment
  UCD103758  Acmispon denticulatus W. A. Williams 1951-6-1 s.n. Mendocino Near Bridgeville. Comment
  UCD104252  Acmispon nevadensis W. A. Williams 1951-6-30 s.n. Mendocino Near Elk. Comment
  UCD106360  Lathyrus latifolius W. Williams 1951-5-7 s.n. Mendocino 1 mile N of junction of Highway 20 and Highway 101. Comment
  UCD106549  Lathyrus vestitus var. ochropetalus W. Williams 1951-5-7 s.n. Mendocino 6 miles N of junction of Hwy 20 and 101. Comment
  UCD107894  Trifolium bifidum W. Williams 1951-5-1 s.n. Mendocino 10 miles N of Laytonville on Highway 101. Comment
  UCD108306  Trifolium ciliolatum W. Williams 1951-1 s.n. Mendocino 1 mile N of Piercy. Comment
  UCD108309  Trifolium ciliolatum W. Williams 1951-5-7 s.n. Mendocino Near junction of Highway 20 and Highway 101. Comment
  UCD109056  Trifolium fucatum W. Williams 1951-5-7 s.n. Mendocino 1 mile N of junction of Highway 20 and Highway 101. Comment
  UCD109181  Trifolium microdon W. Williams 1951-5-7 s.n. Mendocino 5 mi. S. of Piercy. On Hwy. 101. Comment
  UCD109182  Trifolium microdon W. Williams 1951-5-7 s.n. Mendocino 3-4 mi. W. of Cummings. Comment
  UCD109278  Trifolium oliganthum W. Williams 1951-5-1 s.n. Mendocino 1 mi. N. of junction of 20 and 101. Comment
  UCD111479  Trifolium microcephalum W. Williams 1951-5-1 s.n. Mendocino 6 mi. N. of junction of Hwy 20 and 101. Comment
  UCD111482  Trifolium microcephalum W. Williams 1951-5-7 s.n. Mendocino 1 mi. N. of junction of Hwy 20 and 101. Comment
  UCD111483  Trifolium microcephalum W. Williams 1951-5-7 s.n. Mendocino Near North border, 5 mi. S of Piercy. Comment
  UCD143674  Trifolium barbigerum W. Williams 1951-5-1 s.n. Mendocino Near N. border 5 miles S of Piercy. Comment
  CAS-BOT-BC15113  Blepharipappus scaber Margaret J. Williams; et al 1988-6-2 88- 28 -4 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  CAS-BOT-BC15185  Balsamorhiza hookeri var. lanata Margaret J. Williams; Thad Holcomb; Betty Holcomb; L. Saxton 1988-5-28 Modoc Hwy 395, intersection with Davis Creek Road. Comment
  CAS-BOT-BC15618  Antennaria argentea Margaret J. Williams 1984-6-29 84- 72 -2 Modoc Cave Lake. 2133 Comment
  CAS-BOT-BC15705  Perideridia bolanderi subsp. bolanderi Margaret J. Williams 1984-7-1 84- 86 -1 Modoc 3.1 mi. N of Hwy 299 on Crowder Flat Road. 1341 Comment
  CAS-BOT-BC179187  Floerkea proserpinacoides Margaret J. Williams 1984-6-30 84- 80 -1 Modoc 6.8 mi. W of Cedarville-Gerlach road, Granger Canyon Rd. 1981 Comment
  CAS-BOT-BC179196  Trichostema simulatum Margaret J. Williams 1985-8-13 85- 66 -4 Modoc Big Sage Reservoir. 1524 Comment
  CAS-BOT-BC179253  Salvia aethiopis M. J. Williams 1984-6-29 84- 70 -1 Modoc N of Alturas on Hwy 395 almost to Oregon border. 1432 Comment
  CAS-BOT-BC181803  Medicago sativa Margaret J. Williams 1984-6-29 84- 70 -3 Modoc N of Alturas on Hwy 395 almost to Oregon border. 1432 Comment
  CAS-BOT-BC197623  Eriogonum umbellatum var. polyanthum Margaret J. Williams; et al 1988-5-30 88- 26 -2 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  CAS-BOT-BC211358  Eriogonum strictum subsp. anserinum Margaret J. Williams 1984-7-1 84- 87 -5 Modoc NW of Alturas, Crowder Flat Road, Big Sage Reservoir. 1371 Comment
  CAS-BOT-BC211382  Eriogonum sphaerocephalum var. halimioides Margaret J. Williams 1983-7-29 83- 116 -6 Modoc 1.1 mi N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mts. 2087 Comment
  CAS-BOT-BC21445  Lomatium bicolor var. leptocarpum Margaret J. Williams 1984-6-30 84- 81 -1 Modoc 9.6 mi. from Gerlach-Cedarville road on Parker Creek rd. Comment
  CAS-BOT-BC214631  Amelanchier utahensis Margaret J. Williams 1984-6-29 84- 72 -1 Modoc Cave Lake, W side of Warner Mts. 2133 Comment
  CAS-BOT-BC218212  Astragalus curvicarpus var. curvicarpus Margaret J. Williams 1984-6-29 84- 74 -1 Modoc 4.8 mi. in on Fandango Pass road from Hwy 395. 1524 Comment
  CAS-BOT-BC225033  Poteridium annuum Margaret J. Williams 1984-6-20 84- 75 -2 Modoc 27.4 mi. N of Cedar Pass road on Hwy 395. 1295 Comment
  CAS-BOT-BC225900  Ribes montigenum Margaret J. Williams 1984-6-29 84- 71 -2 Modoc Lily Lake, W side of Warner Mts. 2072 Comment
  CAS-BOT-BC225942  Ribes viscosissimum Margaret J. Williams 1984-6-29 84- 71 -3 Modoc Lily Lake, W side of Warner Mts. 2072 Comment
  CAS-BOT-BC226000  Castilleja applegatei subsp. pinetorum Margaret J. Williams 1984-6-28 84- 69 -2 Modoc Warner Mountains, N of Cedar Pass, end of Soldier Creek road. 2072 Comment
  CAS-BOT-BC242157  Triteleia hyacinthina Margaret J. Williams 1984-6-30 84- 81 -3 Modoc 9.6 mi. from Gerlach-Cedarville road on the Parker Creek Road. 1828 Comment
  CAS-BOT-BC242404  Bromus briziformis Margaret J. Williams 1969-1-1 s.n. Modoc Jess Valley. Comment
  CAS-BOT-BC245002  Allium acuminatum Margaret J. Williams 1984-6-30 84- 75 -4 Modoc 27.4 mi. N of Cedar Pass road on Hwy 395. 1295 Comment
  CAS-BOT-BC247585  Poa bulbosa Margaret J. Williams 1984-6-30 84- 80 -2 Modoc 6.8 mi. W of Cedarville-Gerlach road. Granger Canyon road. 1981 Comment
  CAS-BOT-BC42756  Erigeron eatonii var. plantagineus Margaret J. Williams 1984-6-28 84- 67 -2 Modoc 2 mi. N of intersection between Soldier Creek and Old Cannon Mill road, Warner Mtns., N of Cedar Pass 2057 Comment
  CAS-BOT-BC49405  Madia glomerata Margaret J. Williams 1983-7-29 83- 116 -2 Modoc 1.1 mi. N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mtns. Comment
  CAS-BOT-BC49461  Leucanthemum vulgare Margaret J. Williams 1984-6-29 84- 70 -2 Modoc N of Alturas on Hwy 395 almost to Oregon border. 1432 Comment
  CAS-BOT-BC49553  Eriophyllum lanatum Margaret J. Williams; et al 1988-6-2 88- 28 -10 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  CAS-BOT-BC49612  Erigeron linearis Margaret J. Williams; et al 1988-5-30 88- 26 -3 Modoc Jess Valley, S of roadside rest. Comment
  CAS-BOT-BC58671  Barbarea orthoceras Margaret J. Williams; Thad Holcomb; Betty Holcomb; L. Saxton 1988-5-28 80- 21 -1 Modoc Crowser Flat road, W of Alturas. Road leads to Devil's Garden and Big Sage Reservoir and is near Hwy 299. Comment
  CAS-BOT-BC95223  Pseudostellaria jamesiana Margaret J. Williams 1984-6-28 84- 67 -3 Modoc 2 mi. N of intersection between Soldier Creek and Old Cannon Mill road, Warner Mts., N of Cedar Pass. 2057 Comment
  NY1001694  Chamaesyce serpyllifolia M. J. Williams 1985-8-13 85- 66 --2 Modoc Big Sage Reservoir. Northwest of Alturas 1524 Comment
  NY399269  Eriogonum umbellatum var. nevadense M. J. Williams 1984-7-1 8487- 6 Modoc Northwest of Alturas, Crowder Flat Road, near Big Sage Reservoir 1371.6 Comment
  NY411179  Isatis tinctoria M. J. Williams 1984-6-29 84- 73 --1 Modoc Fandango Pass road, Warner Mountains. 0.8 mi E of Hwy 395. 1463.0 Comment
  NY455306  Ribes montigenum M. J. Williams 1984-6-29 8471- 2 Modoc Lily Lake, west side of the Warner Mountains 2072.6 Comment
  NY604217  Penstemon janishiae M. J. Williams 1988-5-28 8824- 2 Modoc Grade up to Crowder Flat from Highway 229, west of Alturas. 1478.3 Comment
  NY630440  Polanisia dodecandra var. trachysperma M. J. Williams 1983-9-13 83150- 1 Modoc Near Highway 299, just east of Adin 1539.2 Comment
  NY650098  Penstemon roezlii M. J. Williams 1988-6-2 8828- 7 Modoc Jess Valley, east of Likely, south of roadside rest Comment
  NY661804  Penstemon sudans M. J. Williams 1988-5-30 8826- 13 Modoc Jess Valley, east of Likely, south of roadside rest 1524.0 Comment
  NY746670  Lupinus brevicaulis M. J. Williams 1988-6-2 88- 28 --3 Modoc Jess Valley, east of Likely, south of roadside rest Comment
  NY747433  Lupinus microcarpus M. J. Williams 1988-5-28 88- 24 --1 Modoc Grade up to Crowder Flat from Hwy 229, west of Alturas. 1478 Comment
  NY762345  Eriogonum nudum var. pubiflorum M. J. Williams 1983-7-29 83115- 1 Modoc Stowe Reservoir Road, north of Cedar Pass, Warner Mountains 2072.6 Comment
  NY850417  Camissonia andina M. J. Williams 1984-7-1 84- 87 --4 Modoc Northwest of Alturas, Crowder Flat Road, near the Big Sage Reservoir 1372 Comment
  RSA339137  Taeniatherum caput-medusae Margaret J. Williams 1984-6-30 84- 75 -3 Modoc 27.4 miles north of Cedar Pass Road on highway 395. 1296 Comment
  RSA339138  Poa bulbosa Margaret J. Williams 1984-6-30 84- 80 -2 Modoc Seepage area near a reservoir 6.8 mi W of Cedarville-Gerlach road. Granger Canyon Rd, Warner Mtns. 1982 Comment
  RSA339154  Castilleja applegatei subsp. pinetorum Margaret J. Williams 1984-6-28 84- 69 -2 Modoc Warner Mtns., N of Cedar Pass. End of Soldier Creek road. 2073 Comment
  RSA554795  Eriogonum umbellatum var. nevadense Margaret J. Williams 1988-5-30 88- 26 -2 Modoc Jess Valley, S of roadside rest. 1524 Comment
  RSA554799  Eriogonum sphaerocephalum M. J. Williams 1988-5-30 88- 26 -9 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  RSA554808  Eriophyllum lanatum var. achilleoides Margaret J. Williams, Arnold Tiehm, Jan Nachlinger 1988-6-2 88- 28 -10 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  SEINET11053001  Penstemon laetus subsp. roezlii Margaret J. Williams, A. Tiehm; J. Nachlinger 1988-6-2 88- 28 -7 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  SEINET11446760 Image available Lagophylla ramosissima M. J. Williams 1983-9-13 83- 151 -2 Modoc Along side of road from Alturas to Cedarville, 3.8 mi W of Cedar Pass, 6.7 mi from junction of Hwy 299 and Cedarville road 1554 Comment
  SEINET13699968  Diplacus cusickii M. J. Williams 1984-6-30 84- 77 -1 Modoc E side of the Warner Mountains, 2 miles in, Granger Canyon Road (County Road 27) S of Cedarville towards Gerlach, NV. 1951 Comment
  SEINET13732522  Castilleja applegatei subsp. pinetorum M. J. Williams 1968-6-1 s.n. Modoc Cedar Pass. 2103 Comment
  SEINET13732719  Castilleja applegatei var. pinetorum M. J. Williams 1984-1 84- 69 -2 Modoc Warner Mountains, N of Cedar Pass, end of Soldier Creek Road. 2073 Comment
  SEINET14173038  Castilleja tenuis M. J. Williams 1983-7-29 83- 116 -3 Modoc Warner Mountains, 1.1 mile N of Stough Reservoir Campground, N of Cedar Pass. 2088 Comment
  SEINET14173654  Castilleja tenuis M. J. Williams 1984-1 84- 78 -1 Modoc E side of the Warner Mountains, 3 miles W of the Cedarville-Gerlach road, near the Granger Canyon road. 2073 Comment
  SEINET14173703  Castilleja tenuis M. J. Williams 1984-7-1 84- 87 -3 Modoc Crowder Flat Road, near Big Sage Reservoir, NW of Alturas. 1372 Comment
  SEINET228395  Erigeron eatonii var. plantagineus Margaret J. Williams 1983-7-29 83- 116 -1 Modoc 1.1 miles North of Stowe Reservoir Campground North of Cedar Pass Warner Mountains. 2088 Comment
  SEINET5340079  Alyssum simplex M. J. Williams 1988-5-28 88- 19 -4 Modoc Hwy 395, intersection with Davis Creek road. Comment
  SEINET5340081  Alyssum simplex M. J. Williams 1988-5-28 88- 19 -4 Modoc Hwy 395, intersection with Davis Creek road. Comment
  SEINET6031268  Orobanche uniflora var. occidentalis M. J. Williams 1968-6-1 1154 Modoc Cedar Pass [Warner Mts.} Comment
  SEINET7356249  Trichostema simulatum Margaret J. Williams 1985-8-13 85- 66 -4 Modoc Big Sage Reservoir. N.W. of Alturas.; 0 1524 Comment
  SEINET9443176  Chamaesyce serpyllifolia M. J. Williams 1985-1 85- 66 -2 Modoc Big Sage Reservoir NW of Alturas. 1524 Comment
  CAS-BOT-BC182964  Astragalus filipes Margaret J. Williams 1983-7-31 83- 125 -1 Modoc Ash Valley road, 17 mi from Aden 1828 Comment
  CAS-BOT-BC190811  Oenothera deltoides subsp. piperi Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 27 -5 Modoc Hwy 0.4 mi E of Susanville road after turn to Alturas. Comment
  CAS-BOT-BC225023  Poteridium annuum Margaret J. Williams 1984-6-20 84- 84 -3 Modoc 13.4 mi W of Parker Creek Road. 1584 Comment
  CAS-BOT-BC497215  Lagophylla ramosissima Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 28 -8 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  CAS-BOT-BC497217  Elymus caput-medusae Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 28 -6 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  CAS-BOT-BC497218  Alyssum desertorum Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 27 -4 Modoc Hwy 395, 0.4 mi E of Susanville road after turn to Alturas Comment
  CAS-BOT-BC497221  Salvia dorrii Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 27 -1 Modoc Hwy 395, 0.4 mi E of Susanville road after turn to Alturas Comment
  CAS-BOT-BC497224  Eriogonum strictum var. proliferum Margaret J. Williams 1988-5-30 88- 26 -9 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  CAS-BOT-BC497469  Castilleja psittacina Margaret J. Williams 1988-5-30 88- 23 -2 Modoc First road in to Big Sage Reservoir from Crowder Flat road, NW of Alturas 1539 Comment
  CAS-BOT-BC497471  Alyssum simplex Margaret J. Williams 1988-5-28 88 -19/4 Modoc Hwy 395, intersection with Davis Creek Road Comment
  CAS-BOT-BC50312  Senecio eurycephalus var. eurycephalus Margaret J. Williams 1984-6-30 84- 83 -1 Modoc 16.3 mi. on Parker Creek road, paved road to Cedar Pass road 1.5 mi. 1524 Comment
  CAS-BOT-BC58406  Isatis tinctoria Margaret J. Williams 1984-6-29 84- 73 -1 Modoc Fandango Pass road, 0.8 mi. E of Hwy 395. 1463 Comment
  NY1001168  Euphorbia spathulata M. J. Williams 1988-5-30 88- 26 --12 Modoc Jess Valley, east of Likely, south of roadside rest 1524 Comment
  NY1101520  Erodium cicutarium M. J. Williams 1988-6-2 88- 27 --2 Modoc Hwy 395, 0.4 mile east of Susanville road after turn to Alturas Comment
  NY495030  Ranunculus uncinatus M. J. Williams 1984-6-30 8480- 3 Modoc Seepage area near a reservoir, 6.8 miles west of the Cedarville-Gerlach road, Granger Canyon Road, Warner Mountains 1981.2 Comment
  NY716242  Vicia americana var. americana M. J. Williams 1984-6-29 84- 70 --4 Modoc North of Alturas on Highway 395 almost to Oregon border 1433 Comment
  NY76539  Lepidium latifolium M. J. Williams 1984-7-1 84- 89 --1 Modoc Northwest of Alturas, north of Highway 299, Crowder Flat Road 1371.6 Comment
  RSA318660  Orthocarpus cuspidatus subsp. cryptanthus Margaret J. Williams 1983-7-29 83- 116 -7 Modoc 1.1 mi N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mtns. 2088 Comment
  RSA339126  Senecio eurycephalus Margaret J. Williams 1984-6-30 84- 83 -1 Modoc 16.3 miles on Parker Creek Road, paved road to Cedar Pass Road 1.5 miles. 1524 Comment
  RSA424426  Sanguisorba annua Margaret J. Williams 1983-9-13 83- 151 -1 Modoc Road from Alturas to Cedarville. 3.8 miles W of Cedar Pass. 6.7 miles from jct of Hwy 299 and Cedarville Road. 1555 Comment
  RSA424434  Blepharipappus scaber Margaret J. Williams 1984-7-1 84- 85 -4 Modoc Northwest of Alturas, 2.1 miles north of highway on the Crowder Flat road. 1372 Comment
  RSA424438  Lepidium latifolium Margaret J. Williams 1984-7-1 84- 89 -1 Modoc NW of Alturas, N of Hwy 299, Crowder Flat road. 1372 Comment
  RSA554803  Lomatium triternatum Margaret J. Williams 1988-5-28 88- 19 -1 Modoc Highway 395, intersection with Davis Creek Road Comment
  RSA554804  Barbarea vulgaris Margaret J. Williams, Thad Holcomb, Betty Holcomb, Lois Saxton 1988-5-28 88- 21 -1 Modoc Crowder Flat road, W of Alturas. Road leads to Devil s Garden and Big Sage Reservoir and is near Hwy 299. Comment
  RSA554806  Alyssum desertorum Margaret J. Williams 1988-6-2 s.n. Modoc Hwy 395 0.4 mile E of Susanville road after turn to Alturas. [Lassen county] Comment
Read comments
Jun 24 2009
  RSA554807  Penstemon roezlii Margaret J. Williams, Arnold Teihm, Jan Nachlinger 1988-6-2 88- 28 -7 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  RSA554810  Lupinus Margaret J. Williams, Thad Holcomb, Betty Holcomb, Lois Saxton 1988-5-28 88- 24 -1 Modoc Grade up to Crowder Flat from Hwy 229, W of Alturas. 1479 Comment
  SEINET10450477  Lotus denticulatus Williams 1984-6-20 Williams 84 -82-2 Modoc 13.4 mi w along parker creek road. Dry bank withsagebrush, junipers and medusa Head. 1585 Comment
  SEINET11131297  Lomatium triternatum var. triternatum M. J. Williams, T. Holcomb, B. Holcomb, L. Saxton 1988-5-28 88191 Modoc Hwy 395, intersection with Davis Creek Road Comment
  SEINET11131560  Lomatium triternatum M. J. Williams, T. Holcomb, B. Holcomb, L. Saxton 1988-5-28 88191 Modoc Hwy 395, intersection with Davis Creek Road Comment
  SEINET11142106  Perideridia bolanderi subsp. bolanderi M. J. Williams 1983-7-29 83- 116 -10 Modoc Warner Mountains, 1.1 miles N of Stowe Reservoir Campground, N of Cedar Pass. 2088 Comment
  SEINET11155989  Sanicula graveolens M. J. Williams 1984-6-28 84- 69 -3 Modoc Warner Mountains, N of Cedar Pass, end of Soldier Creek Road. 2073 Comment
  SEINET11196910 Image available Helianthus cusickii M. J. Williams, A. Tiehm 1988-6-2 88- 28 -5 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  SEINET11261404  Eriogonum sphaerocephalum var. halimioides Margaret J. Williams 1983-7-29 83- 116 -6 Modoc 1.1 mi N of Stowe Reservoir Campground, N. of Cedar Pass, Warner Mtns.; 0 2088 Comment
  SEINET11261588  Eriogonum nudum var. pubiflorum Margaret J. Williams 1983-7-29 83- 115 -1 Modoc Stowe Reservoir Rd N of Cedar Pass, Warner Mtns.; 0 2073 Comment
  SEINET11261958  Rorippa curvisiliqua Margaret J. Williams 1984-6-30 54- 80 -3 Modoc Near a reservoir 6.8 mi W of Cedarville-Gerlach road.; 0 1981 Comment
  SEINET11302717  Mertensia longiflora M. J. Williams 1984-6-29 84- 71 -1 Modoc Lily Lake, west side of the Warner Mountains 2073 Comment
  SEINET11546665  Rorippa curvisiliqua M. J. Williams 1984-6-30 84- 80 -3 Modoc Near reservoir, 6.8 miles W of Cedarville-Gerlach Road. 1981 Comment
  SEINET11601384 Image available Madia glomerata M. J. Williams 1983-7-29 83- 116 -2 Modoc 1.1 mi N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mtns 2088 Comment
  SEINET11843008  Antennaria luzuloides M. J. Williams 1984-1 84- 72 -2 Modoc Cave Lake, W side of Warner Mountains 2134 Comment
  SEINET11911060  Sanguisorba annua M. J. Williams 1984-1 84- 75 -2 Modoc 27.4 mi N of Cedar Pass Road on Hwy 395 1295 Comment
  SEINET12121694  Perideridia bolanderi M. J. Williams 1984-1 84- 86 -1 Modoc 3.1 mi N of Hwy 299 on Crowder Flat Road 1341 Comment
  SEINET13756763  Orthocarpus cuspidatus subsp. cryptanthus M. J. Williams 1962-7-8 s. n. Modoc Warner Mountains, Cedar Pass 2073 Comment
  SEINET14055730  Navarretia capillaris M. J. Williams 1984-6-30 84- 81 -5 Modoc 9.6 mi from Gerlach-Cedarville road on the Parker Creek road, W side of the Warner Mtns., S of Cedar pass 1829 Comment
  SEINET14058064  Navarretia intertexta subsp. propinqua M. J. Williams 1984-7-1 84- 85 -3 Modoc NW of Alturas, 2.1 mi N of Hwy 299 on the Crowder Flat road. 1372 Comment
  SEINET14152015  Navarretia leucocephala subsp. minima M. J. Williams 1984-6-28 84- 66 -2 Modoc 0.2 mi E of Hwy 395 at Ravendale. 1524 Comment
  SEINET14165457  Leptosiphon harknessii M. J. Williams 1983-7-29 83- 116 -8 Modoc 1.1 mi N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mtns. 2088 Comment
  SEINET230766  Erigeron eatonii Margaret J. Williams 1984-6-28 84- 67 -2 Modoc 2 miles North of intersection between Soldier Creek and Old Cannon Mill roads. Warner Mountains North of Cedar Pass. Comment
  SEINET3357563 Image available Penstemon roezlii Margaret J. Williams 1984-6-28 84- 68 -1 Modoc Warner Mountains. Stowe Reservoir area, W of Soldier Creek Road. Comment
  SEINET3878901  Allium platycaule Margaret J. Williams 1984-6-28 84- 69 -1 Modoc End of Soldier Creek road.; 0 2073 Comment
  SEINET3884712  Allium lemmonii Margaret J. Williams 1984-6-28 84- 67 -1 Modoc 2 miles North of intersection between Soldier Creek and Old Cannon Mill roads.; 0 2057 Comment
  SEINET3994854  Neoholmgrenia andina M. J. Williams 1984-7-1 84- 87 -4 Modoc NW of Alturas, Crowder Flat road, near the Big Sage Reservoir 1372 Comment
  SEINET4344989  Bromus briziformis M. J. Williams 1969-6-14 s.n. Modoc Jess Valley 1524 Comment
  SEINET4889189 Image available Leucanthemum vulgare Margaret J. Williams 1984-1 84- 70 -2 Modoc North of Alturas on Hwy 395, almost to Oregon border 1432 Comment
  SEINET5327387  Acmispon denticulatus M. J. Williams 1984-6-20 84- 82 -2 Modoc 13.4 mi W along Parker Creek Road 1585 Comment
  SEINET5328128  Lupinus brevicaulis M. J. Williams, Arnold Tiehm, Jan Nachlinger 1988-6-2 88- 28 -3 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  SEINET5328663  Eriogonum caespitosum M. J. Williams 1988-5-30 88- 26 -8 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  SEINET5328793 Image available Penstemon janishiae M. J. Williams, T. Holcom, B. Holcom; L. Saxton 1988-5-28 88- 24 -2 Modoc Grade up to Crowder Flat from Hwy 299, W of Alturas. Top of steep bank by road 1478 Comment
  SEINET5329597 Image available Penstemon roezlii M. J. Williams 1962-7-8 s.n. Modoc Cedar Pass Comment
  SEINET5329598 Image available Penstemon roezlii M. J. Williams 1984-6-28 84- 68 -1 Modoc Warner Mtns. Stowe Reservoir area, W of Soldier Creek Road 2103 Comment
  SEINET5330020  Eriogonum prociduum var. prociduum M. J. Williams 1962-7-8 62 -11 Modoc Cedar Pass 2103 Comment
  SEINET5330459  Eriogonum luteolum var. luteolum M. J. Williams, Gladys Smith 1983-9-13 83- 150 -2 Modoc Near hwy 299, just east of Adin 1539 Comment
  SEINET5330940  Eriogonum nudum var. pubiflorum M. J. Williams 1983-7-29 83- 115 -1 Modoc Stowe Reservoir Rd., N of Cedar Pass, Warner Mtns 2073 Comment
  SEINET5331611  Eriogonum sphaerocephalum var. halimioides M. J. Williams 1984-4-1 84- 88 -1 Modoc NW of Alturas, 3.5 mi N of Hwy 299, Crowder Flat Road. 1372 Comment
  SEINET5331653  Eriogonum strictum var. anserinum M. J. Williams 1984-7-1 84- 87 -5 Modoc NW of Alturas, Crowder Flat Road, Big Sage Reservoir. 1372 Comment
  SEINET5331991  Eriogonum umbellatum var. polyanthum M. J. Williams 1984-7-1 84- 87 -6 Modoc NW of Alturas, Crowder Flat Road, near Big Sage Reservoir. 1372 Comment
  SEINET5336613  Montia chamissoi M. J. Williams 1984-6-30 84- 79 -1 Modoc 5.7 mi W of Alturas on Granger Canyon road. 1859 Comment
  SEINET5337009  Stellaria jamesiana M. J. Williams 1984-6-28 84- 67 -3 Modoc 2 miles north of intersection between Soldier Creek and Old cannon Mill roads. Warner Mtns, north of Cedar pass. 2057 Comment
  SEINET5338926  Ranunculus uncinatus var. uncinatus M. J. Williams 1984-6-30 84- 79 -3 Modoc 5.7 miles west of Cedarville-Gerlach road on Granger Canyon road. Warner Mtns. 1859 Comment
  SEINET5339086  Mahonia repens M. J. Williams 1984-6-29 84- 72 -5 Modoc Cave Lake, west side of the Warner Mountains. Snow banks in protected areas. 2134 Comment
  SEINET5339715  Ribes montigenum M. J. Williams 1984-6-29 84- 71 -2 Modoc Lily Lake, west side of the Warner Mountains 2073 Comment
  SEINET5340152  Arabis divaricarpa M. J. Williams 1984-6-30 84- 79 -2 Modoc 5.7 mi west of Alturas on Granger Canyon road. 1859 Comment
  SEINET5340923  Brassica napus M. J. Williams, T. Holcomb; B. Holcomb; L. Saxton 1988-5-28 88- 21 -1 Modoc Crowder Flat road, west of Alturas. Road leads to Devil's Garden and Big Sage Reservoir and is near Hwy 299. Comment
  SEINET5341382  Lepidium latifolium M. J. Williams 1984-7-1 84- 89 -1 Modoc NW of Alturas, N of Hwy 299, Crowder Flat road. 1372 Comment
  SEINET5342458  Isatis tinctoria M. J. Williams 1984-6-29 84- 73 -1 Modoc Fandango Pass road, Warner Mountains. 0.8 miles east of Hwy. 395. 1463 Comment
  SEINET5343283  Descurainia incisa var. viscosa M. J. Williams 1984-6-30 84- 80 -5 Modoc Seepage area near a reservoir 6.8 miles west of Cedarville-Gerlach road. 1981 Comment
  SEINET5343721  Salvia aethiopis M. J. Williams 1984-6-29 84- 70 -1 Modoc North of Alturas on Hwy 395 almost to Oregon border 1433 Comment
  SEINET5356110  Floerkea proserpinacoides M. J. Williams 1984-6-30 84- 80 -1 Modoc Warner Mtns., Granger Canyon Road, 6.8 mi W of Cedarville-Gerlach road 1981 Comment
  SEINET5506832  Hydrophyllum capitatum var. alpinum M. J. Williams 1968-6-1 1151 Modoc Cedar Pass Comment
  SEINET6195186  Amelanchier pallida M. J. Williams 1984-6-29 84- 72 -1 Modoc Cave Lake, west side of the Warner Mountains. 2134 Comment
  SEINET6654510  Lupinus brevicaulis Margaret J. Williams, Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 28 -3 Modoc Jess Valley, E of Likely, So of roadside rest.; 0 Comment
  SEINET6709585  Geum triflorum var. ciliatum M. J. Williams 1984-7-1 84- 87 -2 Modoc Northwest of Alturas, Crowder Flat Rd., near Big Sage Reservoir 1372 Comment
  SEINET7103955  Astragalus curvicarpus var. curvicarpus Margaret J. Williams 1984-6-29 84- 74 -1 Modoc 4.8 mi in on Fandango Pass road from Hwy 395.; 0 1524 Comment
  SEINET7379327 Image available Blepharipappus scaber M. J. Williams, A. Tiehm, J. Nachlinger 1988-6-2 88- 28 -4 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  SEINET7379328 Image available Blepharipappus scaber M. J. Williams 1984-6-30 84- 75 -1 Modoc 27.4 miles N of Cedar Pass road on Hwt 395. 1295 Comment
  SEINET7379331 Image available Blepharipappus scaber subsp. scaber M. J. Williams 1984-1 84- 85 -4 Modoc Northwest of Alturas, 2.1 mi N of Hwy on the Crowder Flat Road 1372 Comment
  SEINET7745119  Poa bulbosa M. J. Williams 1984-6-30 84- 80 -2 Modoc Warner Mtns., near a reservoir 6.8 mi. W of Cedarville-Gerlach Rd, along Granger Canyon Rd. 1981 Comment
  SEINET7839547  Medicago sativa M. J. Williams 1984-6-29 84- 70 -3 Modoc North of Alturas on Hwy 395 almost to Oregon Border 1433 Comment
  SEINET7923499  Apocynum androsaemifolium M. J. Williams 1984-6-30 84- 76 -2 Modoc Warner Mtns., Cedar Pass Road, 1.7 mi W of Cedarville. 1509 Comment
  SEINET7972666  Trichostema simulatum M. J. Williams 1985-8-13 85- 66 -4 Modoc Big Sage Reservoir, NW of Alturas 1524 Comment
  SEINET8039562  Downingia insignis M. J. Williams 1984-1 84- 66 -1 Modoc 0.2 mile E of Highway 395 at Ravendale. 1524 Comment
  SEINET8056945  Lupinus microcarpus M. J. Williams, T. Holcomb, B. Holcomb, L. Saxton 1988-5-28 88- 24 -1 Modoc Grade up to Crowder Flat from Hwy 229, W of Alturas 1478 Comment
  SEINET8061400  Lupinus polyphyllus var. saxosus M. J. Williams 1988-5-30 88- 22 -1 Modoc Crowder Flat road, NW of Alturas 1524 Comment
  SEINET8111958  Allium acuminatum M. J. Williams 1969-1 Modoc Comment
  SEINET8111980  Allium acuminatum M. J. Williams 1984-1 Modoc Comment
  SEINET8111991  Allium acuminatum M. J. Williams 1984-1 Modoc Comment
  SEINET8122357  Allium lemmonii M. J. Williams 1984-6-28 84- 67 -1 Modoc 2 miles N of intersection between Soldier Creek and Old Cannon Mill Roads. 2057 Comment
  SEINET8191569  Allium platycaule M. J. Williams 1984-6-28 84- 69 -1 Modoc End of Soldier Creek Road. 2073 Comment
  SEINET8191571  Allium platycaule M. J. Williams 1983-7-29 83- 116 -4 Modoc Warner Mountains, 1.1 mile N of Stowe Reservoir Campground, N of Cedar Pass. 2088 Comment
  SEINET8478733  Fritillaria atropurpurea M. J. Williams 1968-1 Modoc Comment
  SEINET8479136  Fritillaria pudica M. J. Williams 1968-5-31 1150 Modoc Cedar Pass. Comment
  SEINET8502707  Triteleia hyacinthina M. J. Williams 1983-7-29 83- 116 -5 Modoc Warner Mountains, N of Cedar Pass, 1.1 mi N of Stowe Reservoir Campground. 2088 Comment
  SEINET8526762  Zigadenus venenosus M. J. Williams 1984-6-30 84- 81 -2 Modoc W side of the Warner Mountains, S of Cedar Pass, 9.6 miles from Gerlach-Cedarville Road on the Parker Creek Road. 1829 Comment
  SEINET8552490  Sedum stenopetalum M. J. Williams 1984-6-30 84- 80 -7 Modoc Near a reservoir 6.8 miles W of Cedarville-Gerlach road. 1981 Comment
  SEINET8552536  Sedum stenopetalum M. J. Williams 1962-7-8 s.n. Modoc N of Cedar Pass. 2134 Comment
  SEINET8552726  Dodecatheon alpinum M. J. Williams 1984-6-29 84- 71 -4 Modoc W side of Warner Mountains, Lily Lake. 2073 Comment
  SEINET8553351  Erodium cicutarium M. J. Williams, A. Tiehm, J. Nachlinger 1988-6-2 88- 27 -2 Modoc Highway 395 0.4 miles East of Susanville road after turn to Alturas Comment
  SEINET8667232 Image available Erigeron eatonii var. plantagineus M. J. Williams 1983-7-29 83- 116 -1 Modoc 1.1 miles North of Stowe Reservoir Campground North of Cedar Pass Warner Mountains. 2088 Comment
  SEINET8667553 Image available Erigeron inornatus M. J. Williams 1983-9-13 83- 151 -3 Modoc along side of road from Alturas to Cedarville, 3.8 mi W of Cedar Pass, 6.7 mi from junction of Hwy 299 and Cedarville road 1554 Comment
  SEINET8733891 Image available Downingia insignis Margaret J. Williams 1984-1 84- 66 -1 Modoc extending E for more than 2 miles; 0.2 mi E of Hwy 395 at Ravendale 1524 Comment
  SEINET8756554  Lomatium nudicaule M. J. Williams 1984-6-30 84- 80 -6 Modoc Seepage area near a reservoir 6.8 miles W of Cedarville-Gerlach road 1981 Comment
  SEINET9672910  Lomatium vaginatum M. J. Williams 1988-5-30 88- 26 -5 Modoc Jess Valley, E of Likely, south of roadside rest 1524 Comment
  CAS-BOT-BC10438  Paeonia brownii Margaret Williams 1963-6-24 s.n. Mono East of Sonora Pass about 11 miles west of intersection with Highway 395. 2529 Comment
  CAS-BOT-BC139783  Ivesia gordonii Margaret J. Williams; Arnold Tiehm 1981-7-20 81- 122 -4 Mono Koenig Lake, E side of the Sierra, near Sonora Pass 2956 Comment
  CAS-BOT-BC16506  Barbarea orthoceras Margaret Williams 1963-6-24 s.n. Mono Sierra Nevada. East side of Sonora Pass about 11 miles west of intersection with Highway 395. 2529 Comment
  CAS-BOT-BC213871  Elymus sierrae Margaret J. Williams 1981-7-18 81- 110 -3 Mono Leavitt Lake, E side of the Sierra Nevada, near Sonora Pass 2956 Comment
  CAS-BOT-BC222006  Monardella odoratissima subsp. glauca Margaret J. Williams; Dan Campbell; Peter Klement 1983-8-27 83- 141 -1 Mono Road leading into Virginia Lakes, 3 mi from Conway Summit, just inside the National Forest 2743 Comment
  CAS-BOT-BC262061  Eriogonum umbellatum var. nevadense Margaret Williams 1972-9-4 s.n. Mono Minaret Summit, Mono-Madera County 2773 Comment
  CAS-BOT-BC266388  Eriogonum nudum var. deductum Margaret J. Williams 1981-7-17 81- 109 -1 Mono Near Green Creek at trailhead to Green Lakes 2407 Comment
  CAS-BOT-BC365483  Solidago elongata Margaret J. Williams 1981-7-17 81- 109 -8 Mono Near Green Creek at trailhead to Green Lakes 2407 Comment
  CAS-BOT-BC89992  Arnica mollis Margaret J. Williams 1981-7-17 81- 109 -14 Mono Near Green Creek at trailhead to Green Lakes 2407 Comment
  CDA20230  Onopordum acanthium A. Williams 2003-10-3 PDR 1407020 Mono Sierra Nevada; Hwy 395 & Topaz Ln, Topaz. 0 Comment
  NY1083231  Tiquilia nuttallii M. J. Williams 1986-8-26 86- 78 --3 Mono Panum Crater. South side Mono Lake 1966 Comment
  RSA244736  Eriogonum umbellatum var. nevadense Margaret J. Williams 1972-9-4 s.n. Mono Minaret Summit. 2774 Comment
  RSA301031  Lonicera involucrata Margaret J. Williams 1981-7-17 81- 109 -13 Mono Near Green Creek at trailhead to Green Lakes. 2409 Comment
  RSA301032  Solidago canadensis subsp. elongata Margaret J. Williams 1981-7-17 81- 109 -8 Mono Near Green Creek at trailhead to Green Lakes. 2409 Comment
  RSA301186  Elymus sierrae Margaret J. Williams 1981-7-18 81- 110 -3 Mono Leavitt Lake, E side of the Sierra Nevada, near Sonora Pass. 2957 Comment
  RSA309400  Allium campanulatum Margaret J. Williams 1981-7-18 81- 110 -1 Mono Koenig Lake, east side of the Sierra Nevada, near Sonora Pass. 2957 Comment
  RSA424436  Chrysothamnus nauseosus subsp. albicaulis Margaret J. Williams, Stephen L. Williams 1986-8-26 86- 81 -1 Mono East of Hwy. 395, about 2 air miles SE of Deadman Summit, top of Lookout Mt. 2546 Comment
  RSA424437  Chrysothamnus viscidiflorus subsp. viscidiflorus Margaret J. Williams, Stephen L. Williams 1986-8-26 86- 81 -2 Mono East of Hwy. 395, about 2 air miles SE of Deadman Summit, top of Lookout Mt. 2546 Comment
  RSA424488  Ericameria bloomeri Margaret J. Williams, Stephen L. Williams 1987-1-16 86- 80 -1 Mono East of Hwy. 395, about 2.5 air miles SE of Deadman Summit. Halfway up Lookout Mt. 2195 Comment
  SEINET11744704 Image available Packera multilobata M. J. Williams, H. N. Mozingo 1980-6-13 SW 39 Mono Bodie Hills - 4 mi SW of China Camp 2377 Comment
  SEINET13370136  Tiquilia nuttallii M. J. Williams, S. L. Williams 1986-8-26 86- 78 -3 Mono Panum Crater, S side Mono Lake. 1966 Comment
  SEINET13702768  Diplacus mephiticus M. J. Williams 1976-7-5 76- 69 -2 Mono Hwy 395, ca 0.5 mile N of Deadman Summit. 2438 Comment
  SEINET13702813  Diplacus mephiticus M. J. Williams, P. Lott 1977-8-17 77- 78 -2 Mono Hwy 395, near Deadman Summit. 2438 Comment
  SEINET14046388  Castilleja lemmonii M. J. Williams 1981-7-18 81- 110 -2 Mono E side of the Sierra Nevada, Koenig Lake, near [S of] Sonora Pass. 2957 Comment
  SEINET14387772  Aliciella monoensis M. J. Williams 1980-7-12 80- 205 -2 Mono On extension of road from Bodie to Mono Lake, ca 0.25 mile S of Hwy 31. 2073 Comment
  SEINET223629  Diplacus mephiticus Margaret J. Williams 1976-1 76692 Mono Along Hwy 395, ca 1/2 mi N of Deadman Summit 2438 Comment
  SEINET256814  Tiquilia nuttallii Margaret J. Williams, Stephen L. Williams 1986-8-26 86- 78 -3 Mono Panum Crater, S side Mono Lake 1966 Comment
  SEINET3996483 Image available Monardella odoratissima Margaret J. Williams, Dan Campbell, Peter Klement 1983-8-27 83- 141 -1 Mono Road leading into Virginia Lakes, 3 miles from Conway Summit, just inside the national forest 2743 Comment
  SEINET7846068 Image available Ericameria bloomeri M. J. Williams, S. L. Williams 1986-8-26 86- 80 -1 Mono East of Hwy 395, about 2 1/2 air miles SE of Deadman Summit. Halfway up Lookout Mtn. 2195 Comment
  SEINET8079192 Image available Ericameria nauseosa var. speciosa M. J. Williams 1986-8-26 86- 81 -1 Mono East of Hwy 395 about 2 air mi SE of Deadman Summit. Top of Lookout Mtn. 2545 Comment
  SEINET8586395  Gentiana newberryi M. J. Williams, A. Tiehm 1981-7-20 81- 122 -5 Mono E side of the Sierra Nevada, Koenig Lake, near Sonora Pass. 2957 Comment
  SEINET8687670 Image available Erigeron vagus M. Williams 1968-7-21 580 Mono White Mountains, beyond Bancroft Laboratory toward White Mountain Peak 3978 Comment
  CAS-BOT-BC178734  Astragalus casei Margaret J. Williams 1980-7-12 80- 205 -1 Mono About 1/4 mi S of Hwy 31, on extension of road from Bodie to Mono Lake 2072 Comment
  CAS-BOT-BC187267  Astragalus lentiginosus var. ineptus Margaret J. Williams 1980-7-12 80- 202 -1 Mono Near Clearwater Creek. 1/2 mi from Hwy 395 on road to Bodie 2072 Comment
  CAS-BOT-BC217030  Diplacus mephiticus Margaret Williams 1962-6-23 s.n. Mono S of Lee Vining, near Highway 395. 2438 Comment
  CAS-BOT-BC272686  Eriogonum spergulinum var. reddingianum Margaret Williams 1962-6-23 s.n. Mono South of Lee Vining, near Highway 395 2438 Comment
  CAS-BOT-BC315938  Hulsea vestita subsp. vestita Margaret Williams 1962-6-23 s.n. Mono South of Lee Vining enar Highway 395 2438 Comment
  CAS-BOT-BC463005  Allium campanulatum Margaret J. Williams 1981-7-18 81- 110 -1 Mono Koenig Lake, E side of the Sierra Nevada, near Sonora Pass 2956 Comment
  CAS-BOT-BC510632  Lilium parvum Margaret J. Williams 1981-7-17 81- 109 -3 Mono Near Green Creek at trailhead to Green Lakes 2407 Comment
  CAS-BOT-BC70442  Cryptogramma acrostichoides Margaret Williams 1967-8-26 s.n. Mono Above Virginia Lakes 2987 Comment
  NY215413  Thelypodium crispum M. J. Williams 1980-7-12 80204- 1 Mono Ca 1/2 mi S of Bodie on road to Mono Lake. 2590.8 Comment
  NY675726  Astragalus lentiginosus var. ineptus M. J. Williams 1980-7-12 80- 202 --1 Mono Near Clearwater Creek. 1/2 mile from Highway 395 on road to Bodie 2073 Comment
  NY797483  Astragalus casei M. J. Williams 1980-7-12 80- 205 --1 Mono About 1/4 mile south of Highway 31, on extension of road from Bodie to Mono Lake 2072.6 Comment
  RSA271165  Eriogonum nummulare Margaret J. Williams 1977-8-30 77 -104 Mono 15-17.5miles from Hwy 395, in sand, 23 miles from California-Nevada state line. 2073 Comment
  RSA301204  Oenothera elata subsp. hirsutissima Margaret J. Williams 1981-7-19 81- 111 -1 Mono Between Bridgeport and Twin Lakes Comment
  RSA318664  Eriogonum baileyi var. baileyi Margaret J. Williams 1983-8-28 83- 142 -1 Mono Near Highway 395, 2 miles south of junction with Sonora Pass road 2195 Comment
  RSA339122  Penstemon rostriflorus Margaret J. Williams, Peter Klement, Dan Campbell 1983-8-27 83- 141 -2 Mono Road leading into Virginia Lake, 3 miles from Conway Summit, just inside the National Forest 2744 Comment
  RSA339132  Angelica lineariloba Margaret J. Williams, Dan Campbell, Peter Klement 1983-8-27 83- 141 -4 Mono Road leading into Virginia Lake, 3 miles from Conway Summit, just inside the National Forest 2744 Comment
  RSA339140  Monardella odoratissima Margaret J. Williams 1983-8-27 83- 141 -1 Mono Road leading into Virginia Lake, 3 miles from Conway Summit, just inside the National Forest 2744 Comment
  RSA424431  Eriogonum baileyi var. baileyi Margaret J. Williams, Stephen J. Williams 1986-8-26 86- 78 -2 Mono Panum Crater, south side of Mono Lake 1966 Comment
  SEINET11192950  Sphenosciadium capitellatum M. J. Williams 1981-7-17 81- 109 -11 Mono At trailhead to Green Lakes, near Green Creek. 2408 Comment
  SEINET3884255  Allium campanulatum Margaret J. Williams 1981-7-18 81- 110 -1 Mono Koenig Lke, E side of the Sierra Nevada, near Sonora Pass.; 0 Comment
  SEINET3890839  Habenaria dilatata var. dilatata Margaret J. Williams 1981-7-17 81- 109 -15 Mono Near Green Creek at trailhead to Green Lakes.; 0 2408 Comment
  SEINET3990886  Angelica lineariloba M. J. Williams, D. Campbell, P. Klement 1983-1 83- 141 -4 Mono Sierra Nevada, road leading into Virginia Lakes, 3 mi from Conwqay Summit, just inside the National Forest 2743 Comment
  SEINET3990892  Angelica lineariloba M. J. Williams, D. Campbell, P. Klement 1983-8-26 83- 140 -2 Mono Sierra Nevada, Virginia Lakes Comment
  SEINET4211402  Oxytheca dendroidea subsp. dendroidea M. J. Williams, S. L. Williams 1986-8-26 86- 78 -1 Mono Panum Crater, S. side Mono Lake 1966 Comment
  SEINET5323968  Astragalus casei M. J. Williams 1980-7-12 80- 205 -1 Mono About 1/4 mi S of Hwy 31, on ext of road from Bodie to Mono Lake 2073 Comment
  SEINET5325103 Image available Hulsea vestita M. J. Williams, NNNPS field trip 1976-7-4 76- 69 -3 Mono N of Deadman Summit Comment
  SEINET5325274  Cusickiella quadricostata M. J. Williams, Ann Pinzl; Joseph Robertson; Yerda Robertson 1979-6-21 79- 86 -1 Mono Near Masonic Upper Town, 12 mi from Bridgeport. 2451 Comment
  SEINET5329335 Image available Penstemon roezlii M. J. Williams, A. Tiehm; J. Nachlinger 1988-6-2 88- 28 -7 Mono Jess Valley, E of Likely, S of roadside rest Comment
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Sep 8 2017
  SEINET5330913  Eriogonum nudum var. deductum M. J. Williams 1981-7-17 81- 109 -1 Mono Near Green Creek at trailhead to Green Lakes 2408 Comment
  SEINET5333362  Monardella odoratissima subsp. glauca M. J. Williams 1983-8-27 83- 141 -1 Mono Road leading into Virginia Lakes, 3 mi. from Conway Summit, just inside the National Forest 2743 Comment
  SEINET5336474  Lewisia nevadensis M. J. Williams 1965-8-1 s.n. Mono Greenstone Lake. 3048 Comment
  SEINET5336499  Lewisia pygmaea M. J. Williams, A. Tiehm 1981-7-20 81- 122 -3 Mono Koenig Lake, E side of the Sierra, near Sonora Pass. 2957 Comment
  SEINET5336574  Lewisia sierrae M. J. Williams 1965-8-1 s.n. Mono Greenstone Lake 3048 Comment
  SEINET5338231  Myosurus minimus M. J. Williams, A. Tiehm 1981-7-20 81- 123 -2 Mono Sierra Nevada. Sonora pass area. Trail from Levaitt Lake to Koenog Lake. 2972 Comment
  SEINET5342813  Draba praealta M. J. Williams 1968-7-21 s.n. Mono White Mountains, below Bancroft Laboratory. 3658 Comment
  SEINET5344200  Chamerion angustifolium var. canescens M. J. Williams 1981-7-17 81- 109 -16 Mono Near Green Creek at trailhead to Green Lakes. 2408 Comment
  SEINET5765642  Cleomella parviflora M. J. Williams 1980-7-13 80- 206 -1 Mono Northwest side of Mono Lake 1981 Comment
  SEINET6170672  Platanthera dilatata var. leucostachys M. J. Williams 1981-1 Mono Comment
  SEINET6429211  Cryptogramma acrostichoides M. J. Williams 1967-8-26 s.n. Mono [Sierra Nevada] Virginia Lakes 2987 Comment
  SEINET6626461  Pellaea breweri M. J. Williams 1967-8-26 s.n. Mono [Sierra Nevada] Virginia Lake 2987 Comment
  SEINET6629017  Cystopteris fragilis M. J. Williams 1967-8-26 s.n. Mono [Sierra Nevada] Virginia Lakes 3018 Comment
  SEINET6635725  Potentilla breweri M. J. Williams, A. Tiehm 1981-7-20 81- 122 -2 Mono [Sierra Nevada] Koenig Lake, E side of the Sierra, near Sonora Pass 2957 Comment
  SEINET6641300  Potentilla gracilis var. fastigiata M. J. Williams 1981-7-17 81- 109 -6 Mono [Sierra Nevada] Near Green Creek at trailhead to Green Lakes 2408 Comment
  SEINET7269649  Cassiope mertensiana subsp. californica M. J. Williams 1967-8-26 s.n. Mono [Sierra Nevada] Above Virginia Lakes 2987 Comment
  SEINET7707151  Oxytropis parryi M. J. Williams 1973-7-7 73 -M-2 Mono White Mountains, Schulman Grove. 3048 Comment
  SEINET7838574  Poa fendleriana M. J. Williams 1972-7-21 990 Mono White Mountains 3962 Comment
  SEINET7840101  Medicago lupulina M. J. Williams 1981-7-17 81- 109 -9 Mono Near Green Creek at trail head to Green Lakes 2408 Comment
  SEINET8041990  Lupinus breweri var. bryoides M. J. Williams 1968-7-21 s.n. Mono [White Mountains] Near Crooked Creek laboratory 3200 Comment
  SEINET8055895  Lupinus lepidus var. lobbii M. J. Williams 1981-7-20 81- 120 -1 Mono [Sierra Nevada] Sonora Pass road 3048 Comment
  SEINET8056784  Lonicera involucrata M. J. Williams 1981-7-17 81- 109 -13 Mono Near Green Creek at trailhead to Green Lakes. 2408 Comment
  SEINET8119007  Allium campanulatum M. J. Williams 1981-7-18 81- 110 -1 Mono E side of the Sierra Nevada, Koenig Lake, near Sonora Pass. 2957 Comment
  SEINET8667088 Image available Erigeron coulteri M. J. Williams 1981-7-17 81- 109 -10 Mono Near Green Creek at trailhead to Green Lakes. In the meadow near the creek. 2408 Comment
  SEINET8707681  Mentzelia congesta M. J. Williams 1980-6-11 SW 35 Mono Bodie Hills, W of Dome Hill. 2316 Comment
  YM-YOSE64638  Senecio douglasii var. monoensis H. Williams 1936-7-31 Mono DEVIL'S POSTPILE, NE BOUNDARY Comment
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Aug 18 2014
  CAS-BOT-BC238113  Cordylanthus rigidus subsp. littoralis Frank Williams 1967-6-2 2072 Monterey By side of road in northeast section of Ft. Ord Comment
  CAS-BOT-BC63743  Ceanothus incanus Frank Williams 1965-4-1 s.n. Monterey Upper Barley Canyon Rd., e. Garrison area, Fort Ord. Growing in ne. area only. Comment
  UCR5909  Lagurus ovatus Hayden Williams, B. T. Gittins 1965-8-6 287 Monterey At 2nd and Ocean View Blvd, Pacific Grove Comment
  UCSB41679  Phalaris californica Williams, K. 1981-4-11 Monterey Plaskett Creek Campground 30 Comment
  CAS-BOT-BC63742  Ceanothus incanus Frank Williams 1965-6-3 s.n. Monterey Upper Barley Canyon Rd. E. Garrison area. Comment
  CDA4345  Vicia bithynica D. Williams, Brad Oliver 1978-5-15 Monterey Schilling Company, Salinas. 0 Comment
  CDA6725  Ambrosia trifida D. Williams, Twohy 1974-8-14 Monterey 25215 East Stewart Place, Carmel. 0 Comment
  JEPS49942  Dudleya caespitosa Mrs. J. L. Williams 1917-8-12 Monterey Carmel Comment
  PGM173  Ceanothus incanus Frank Williams 1965-6-3 Monterey Northern Monterey County, Ft Ord, Upper Barloy Canyon Rd near East Garrison Comment
  PGM265  Ceanothus incanus Frank Williams 1965-4-23 Monterey Northern Monterey County, Ft Ord, Barloy Canyon Rd East Garrison Area Comment
  CAS-BOT-BC79836  Quercus durata Margaret J. Williams; Wayne Roderick 1984-5-22 84- 13 -1 Napa Hwy 29, 0.3 mi into Lake County from Napa County 396 Comment
  RSA623982  Quercus kelloggii T. Gertrude Williamson 1924-7-4 346 Napa Canon near S. Helena, Napa Valley. Comment
  SEINET13406371  Collinsia sparsiflora M. J. Williams 1967-5-7 s.n. Napa Pope Valley. 198 Comment
  SEINET13682807  Diplacus aurantiacus M. J. Williams 1967-5-7 s.n. Napa Howell Mountain [Road?], between St. Helena and Angwin. 259 Comment
  SEINET13750232  Triphysaria eriantha M. J. Williams 1967-5-7 s. n. Napa Pope Valley. 198 Comment
  UCD117990  Rhododendron occidentale W. A. Williams 1974-11-25 s.n. Napa 3 miles west Knoxville (in direct line). BLM land. Comment
  RSA470446  Aralia californica T. Gertrude Williamson 1924-7-4 s.n. Napa Saint Helena, White Sulphur Springs. Comment
  SEINET14160510  Leptosiphon androsaceus M. J. Williams 1967-5-7 s. n. Napa Howell Mountain, between St. Helena and Angwin 259 Comment
  SEINET5327425  Acmispon brachycarpus M. J. Williams 1967-5-7 s.n. Napa Howell Mtn. Between St. Helena and Angwin 198 Comment
  SEINET5760572  Phacelia distans M. J. Williams 1967-5-7 s.n. Napa Howell Mountain, between St. Helena and Angwin 259 Comment
  SEINET6670525  Limnanthes douglasii subsp. nivea M. J. Williams 1967-5-7 s.n. Napa Pope Valley 198 Comment
  CAS-BOT-BC104245  Populus trichocarpa Margaret Williams 1974-8-10 74 -N-56 Nevada Little Truckee River, 5 miles north of Boca - Sierra Nevada 1737 Comment
  CAS-BOT-BC119840  Carex nebrascensis Margaret Williams 1973-7-17 73 -I-4 Nevada Waterloo Circle, Innisfree SW of Hirschdale. 1767 Comment
  CAS-BOT-BC13240  Agoseris monticola Margaret Williams 1974-8-8 74 -N-4 Nevada Murphy's Meadow, 5 miles SE of Hirschdale 2316 Comment
  CAS-BOT-BC142388  Ivesia sericoleuca Margaret Williams 1973-6-17 s.n. Nevada Meadow on Boca-Prosser Dam road, just beyond Dry Creek-Hobart Mills road intersection. 1767 Comment
  CAS-BOT-BC16546  Barbarea orthoceras Margaret Williams 1973-7-17 73 -J-3 Nevada Near Buck's Spring ca. 1 mile east of Martis Peak road and just north of Buck Ridge. 1859 Comment
  CAS-BOT-BC171960  Epilobium canum subsp. latifolium Margaret Williams 1972-8-27 s.n. Nevada Boca-Stampede Dam Road at Boyington Camp Ground, ca. 5 miles north of Boca 1722 Comment
  CAS-BOT-BC186097  Ribes roezlii var. roezlii Margaret J. Williams; Lillian Mott 1988-5-5 88- 3 -1 Nevada Roadside rest on Hwy 20 just before Skillman Flat, 15 mi E of Nevada City 1371 Comment
  CAS-BOT-BC198130  Deschampsia danthonioides Margaret Williams 1973-6-17 s.n. Nevada Intersection of Boca-Prosser Dam Road and Dry Creek Road 1767 Comment
  CAS-BOT-BC199160  Vaccinium cespitosum Margaret Williams 1961-9-30 s.n. Nevada Lake Van Norden, near Donner Pass Comment
  CAS-BOT-BC199515  Vaccinium uliginosum Margaret Williams 1961-9-30 s.n. Nevada Near Donner Summit s. of Lake Van Norden Comment
  CAS-BOT-BC201873  Deschampsia elongata Margaret Williams 1962-8-3 s.n. Nevada Luther Pass 2346 Comment
  CAS-BOT-BC204383  Elymus trachycaulus subsp. trachycaulus Margaret Williams 1974-8-10 74 -N-50 Nevada Little Truckee River, 5 miles north of Boca 1737 Comment
  CAS-BOT-BC209422  Cornus nuttallii Margaret J. Williams; Lillian Mott 1988-5-4 88- 2 -1 Nevada Hwy 20 near turn to Bowman Lake 1524 Comment
  CAS-BOT-BC230928  Plagiobothrys hispidulus Margaret Williams 1973-7-17 73 -I-1 Nevada Waterloo Circle, Innisfree SW of Hirschdale 1767 Comment
  CAS-BOT-BC259340  Eriogonum lobbii Margaret J. Williams 1984-7-27 84- 95 -1 Nevada Southwest of Soda Springs 2133 Comment
  CAS-BOT-BC272701  Eriogonum spergulinum var. reddingianum Margaret Williams 1974-8-10 74 -N-36 Nevada Juniper Creek, southeast of Hirschdale 2133 Comment
  CAS-BOT-BC294274  Ericameria nauseosa var. speciosa Margaret Williams 1972-8-27 s.n. Nevada Boca-Stampede Dam road at Boyington Camp Ground, 5 mi. north of Boca 1722 Comment
  CAS-BOT-BC342817  Madia glomerata Margaret Williams 1974-8-8 74 -N-6 Nevada Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CAS-BOT-BC414522  Polygonum douglasii Margaret Williams 1974-8-10 74 -N-39 Nevada Juniper Creek, southeast of Hirschdale 1950 Comment
  CAS-BOT-BC414523  Polygonum douglasii Margaret Williams 1974-8-10 74 -N-28 Nevada Juniper Creek, southeast of Hirschdale 2133 Comment
  CAS-BOT-BC414524  Polygonum douglasii Margaret Williams 1974-8-10 74 -N-41 Nevada Juniper Creek, southeast of Hirschdale 1950 Comment
  CAS-BOT-BC414525  Polygonum douglasii Margaret Williams 1974-8-8 74 -N-5 Nevada Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CAS-BOT-BC54315  Erysimum capitatum Margaret J. Williams 1981-5-14 81- 4 -1 Nevada Near Boca Dam. Comment
  CAS-BOT-BC90704  Artemisia ludoviciana subsp. incompta Margaret Williams 1974-8-10 74 -N-58 Nevada Little Truckee River, 5 miles north of Boca 1737 Comment
  CAS-BOT-BC93420  Ribes cereum Margaret Williams 1974-8-10 74 -N-34 Nevada Sierra Nevada. Juniper Creek, southeast of Hirschdale. 2133 Comment
  CAS-BOT-BC93519  Artemisia tridentata subsp. tridentata Margaret Williams 1974-8-10 74 -N-48 Nevada Juniper Creek, southeast of Hirschdale 1950 Comment
  CAS-BOT-BC97548  Symphyotrichum ascendens Margaret Williams 1974-8-10 74 -N-45 Nevada Juniper Creek, southeast of Hirschdale Comment
  NY786817  Keckiella breviflora var. breviflora M. J. Williams 1986-6-19 8663- 2 Nevada 2 road miles north of Highway 20 on road to Fuller and Bowman Lakes 1524.0 Comment
  RSA102537  Castilleja pilosa C. S. Williamson 1901-7-16 s.n. Nevada Donner Lake. Comment
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Nov 21 2016
  RSA102540  Mimulus breweri C. S. Williamson 1901-7-17 s.n. Nevada Donner Lake Comment
  RSA339149  Eriogonum lobbii var. lobbii Margaret J. Williams 1984-7-27 84- 95 -1 Nevada Southwest of Soda Springs 2134 Comment
  RSA424427  Spiraea densiflora Margaret J. Williams 1984-7-27 84- 95 -2 Nevada SW of Soda Springs. Sierra Nevada. 2134 Comment
  RSA424432  Perideridia parishii subsp. latifolia Margaret J. Williams, Alva Day, Arnold Tiehm 1982-7-27 82- 311 -8 Nevada Juniper Creek Road, south of Boca and Glenshire Comment
  RSA424487  Hieracium albiflorum Margaret J. Williams 1984-7-27 84- 96 -2 Nevada South of Soda Springs, 2.1 miles west of Pahatasi Road, then 0.9 miles east. 2043 Comment
  RSA554801  Limnanthes alba Margaret J. Williams, Lillian Mott 1988-5-5 88- 4 -1 Nevada Hell s Half Acre, 1 mi. N. of Grass Valley on Hwy. 20. Comment
  SEINET12747693  Elymus glaucus var. glaucus M. J. Williams 1974-8-10 74 -N-29 Nevada Juniper Creek. 2134 Comment
  SEINET13359929  Pectocarya setosa M. J. Williams 1986-6-19 86- 63 -3 Nevada On road to Fuller and Bowman Lakes, 2 road miles N of Hwy 20. 1524 Comment
  SEINET13395177  Collinsia parviflora M. J. Williams 1981-5-14 81- 4 -3 Nevada Burned hillside near Boca Dam. Comment
  SEINET13693585  Diplacus aurantiacus M. J. Williams 1986-1 86- 63 -4 Nevada On road to Fuller and Bowman Lakes, 2 road miles N of Hwy 20. 1524 Comment
  SEINET13751549 Image available Diplacus grandiflorus Margaret J. Williams 1986-1 86- 63 -4 Nevada On road to Fuller and Bowman Lakes, 2 road miles N of Hwy 20. 1524 Comment
  SEINET14063294  Castilleja miniata M. J. Williams 1977-9-12 77- 107 -1 Nevada Old Donner Pass Road (Hwy 40), near the old look out. 2134 Comment
  SEINET14293939  Erythranthe guttata L. R. Williams 1972-9-10 1011 Nevada Base of Basin Peak. 2621 Comment
  SEINET14349435  Erythranthe moschata M. J. Williams 1973-7-3 73 -G-10 Nevada At Boreal Ridge, near Castle Peak off-ramp from I-80. 2210 Comment
  SEINET14376001  Erythranthe tilingii M. J. Williams, B. Trowbridge, G. H. True, Jr., A. Tiehm 1977-7-26 77- 47 -6 Nevada Independence Creek near Independence Lake. 2118 Comment
  SEINET224629  Ranunculus occidentalis var. ultramontanus M. J. Williams 1981-5-14 81- 4 -4 Nevada Near Boca Dam Comment
  SEINET231324  Eriogonum lobbii var. lobbii M. J. Williams 1984-7-27 84- 95 -1 Nevada SW of Soda Springs 2134 Comment
  CAS-BOT-BC14499  Boechera platysperma Margaret Williams 1973-7-3 73 -G-1 Nevada Near Castle Peak off-ramp from Interstate 80 at Boreal Ridge. 2209 Comment
  CAS-BOT-BC262221  Eriogonum ursinum Margaret Williams 1973-6-10 s.n. Nevada Highway 20 X Interstate 80 at Yuba Gap 1524 Comment
  CAS-BOT-BC285734  Cirsium vulgare Margaret Williams 1974-8-10 74 -N-57 Nevada Little Truckee River, 5 miles north of Boca 1737 Comment
  CAS-BOT-BC364155  Senecio serra Margaret Williams 1973-7-17 73 -K-1 Nevada Martis Peak road north of Innisfree near Hirschdale 1645 Comment
  CAS-BOT-BC379334  Ranunculus alismifolius var. lemmonii Margaret Williams 1962-4-22 s.n. Nevada Woodchopper Spring, about 2.75 mi east of Hobart Mills Comment
  CAS-BOT-BC402597  Dicentra uniflora Margaret Williams 1962-4-22 s.n. Nevada Woodchopper Spring about 2 3/4 miles east of Hobart Mills, on the Boca road Comment
  CAS-BOT-BC402598  Dicentra uniflora Margaret Williams 1972-4-23 s.n. Nevada 1.8 miles west of Boca Dam on road to Hobart Mills 1767 Comment
  CAS-BOT-BC420003  Polygonum polygaloides subsp. kelloggii Margaret Williams 1973-6-17 s.n. Nevada Meadow on Boca-Prosser Dam road, just beyond Dry Creek-Hobart Mills rd. intersection. 1767 Comment
  CAS-BOT-BC438477  Calandrinia ciliata Margaret Williams 1973-6-17 s.n. Nevada Meadow on Boca-Prosser Dam road, just beyond Dry Creek-Hobart Mills road intersection. 1767 Comment
  CAS-BOT-BC519121  Trillium albidum Margaret Williams 1968-5-25 s.n. Nevada Sierra Nevada, Highway 20 between Bear Valley and Yuba gap 1524 Comment
  RSA102538  Mimulus tilingii C. S. Williamson 1903-7-23 7004 Nevada Along Coldstream, 9 miles above Truckee [hard to decipher label] Comment
  RSA307966  Leptosiphon harknessii Margaret J. Williams, Alva Day, A. Tiehm 1982-7-27 82- 311 -3 Nevada Juniper Creek Road, south of Boca and Glenshire Comment
  RSA308966  Madia glomerata Margaret J. Williams, Alva Day, Arnold Tiehm 1982-7-27 82- 311 -9 Nevada Juniper Creek Road, south of Boca and Glenshire Comment
  SEINET11244068  Rhamnus ilicifolia M. J. Williams, A. Tiehm 1975-3-26 75 -1 Nevada Hell's Half Acre, Grass Valley. 792 Comment
  SEINET11259293 Image available Hieracium albiflorum M. J. Williams 1984-7-27 84- 96 -2 Nevada S of Soda Springs, 2.1 mi W of Pahatasi Road, then 0.9 mi east 2042 Comment
  SEINET12577805  Epilobium brachycarpum M. J. Williams 1974-8-10 74 -N-37 Nevada Sierra Nevada, Juniper Creek. 2134 Comment
  SEINET12861951  Epilobium canum subsp. latifolium L. R. Williams 1972-8-27 1007 Nevada Boyington on Little Truckee R. 1722 Comment
  SEINET13731092  Veronica serpyllifolia var. humifusa M. J. Williams, B. Trowbridge, G. H. True, Jr., A. Tiehm 1977-7-26 77- 47 -3 Nevada [Sierra Nevada] Independence Creek, near Independence Lake 2118 Comment
  SEINET13766528  Keckiella lemmonii M. J. Williams 1986-1 86- 71 -1 Nevada Near Donner Summit on Highway I-80 2207 Comment
  SEINET13768150  Keckiella breviflora var. breviflora M. J. Williams 1986-6-19 86- 63 -2 Nevada [Sierra Nevada] 2 rd mi N of Hwy 20 on road to Fuller and Bowman Lakes 1524 Comment
  SEINET13976272  Collomia tinctoria M. J. Williams, B. Trowbridge, G. H. True Jr., A. Tiehm 1977-7-26 77- 47 -2 Nevada [Sierra Nevada] Independence Creek, near Independence Lake 2118 Comment
  SEINET14147371  Navarretia intertexta subsp. propinqua M. J. Williams 1973-7-17 73- 1 -8 Nevada [Sierra Nevada] Waterloo Circle, Innesfree SW of Hirschdale. 1768 Comment
  SEINET14151854  Navarretia leptalea subsp. bicolor M. J. Williams 1973-7-17 73 -J-8 Nevada [Sierra Nevada] Near Buck's Spgs, ca 1 mi. E of Martis Peak Rd., N of Buck Ridge 1859 Comment
  SEINET14151890  Navarretia leptalea subsp. bicolor M. J. Williams 1974-8-8 74 -N-8 Nevada [Sierra Nevada] Murphy's Meadow, 5 mi. SE of Hirschdale. 2316 Comment
  SEINET14151916  Navarretia leptalea subsp. bicolor M. J. Williams 1985-7-6 85- 60 -1 Nevada Sierra Nevada. Pahatasi Rd., SW of Soda Springs 2042 Comment
  SEINET14165503  Leptosiphon harknessii M. J. Williams, A. Day, A. Tiehm 1982-7-27 82- 311 -3 Nevada [Sierra Nevada] Juniper Creek Rd., south of Boca and Glenshire Comment
  SEINET14168167  Leptosiphon harknessii M. J. Williams 1973-7-17 73 -J-12 Nevada [Sierra Nevada] Near Buck's Spgs, ca 1 mi. E of Martis Peak Rd., N of Buck Ridge 1859 Comment
  SEINET4152987  Gayophytum humile M. J. Williams 1973-7-17 71- 1 -11 Nevada Sierra Nevada, Waterloo Circle, Innesfree, SW of Hirschdale 1768 Comment
  SEINET4335271  Polygonum spergulariiforme M. J. Williams 1973-7-17 73 -J-11 Nevada Sierra Nevada, near Buck's Spg., ca. 1 mi. E of Martis Peak Rd., N of Buck Ridge 1859 Comment
  SEINET4337888  Polygonum douglasii M. J. Williams 1974-8-8 74 -N-5 Nevada Sierra Nevada, Murphy's Meadow, 5 mi. SE of Hirschdale 2316 Comment
  SEINET4672135  Muhlenbergia filiformis M. J. Williams 1973-7-17 73- 1 -6 Nevada Waterloo Circle, SW of Hirschdale 1768 Comment
  SEINET5323886  Spiranthes romanzoffiana M. J. Williams 1967-1 Nevada Comment
  SEINET5327499  Acmispon americanus var. americanus M. J. Williams, Alva Day; Arnold Tiehm 1982-7-27 82- 311 -6 Nevada [Sierra Nevada] Juniper Creek Rd., S of Boca and Glenshire Comment
  SEINET5330428  Eriogonum lobbii M. J. Williams 1984-7-27 84- 95 -1 Nevada Southwest of Soda Springs. 2134 Comment
  SEINET5331574  Eriogonum spergulinum var. reddingianum M. J. Williams, Barbara Trowbridge 1977-7-26 77- 47 -8 Nevada Independence Creek, near Independence Lake. 2118 Comment
  SEINET5334757  Pinus ponderosa var. ponderosa K. Williams 1949-4-20 52 Nevada 1 mile north of Farad Power Station, Sierra Nevada Range 1829 Comment
  SEINET5336478  Lewisia nevadensis M. J. Williams 1965-6-29 s.n. Nevada Donner Summit on Interstate 80. 2195 Comment
  SEINET5337317  Stellaria longipes M. J. Williams, B. Trowbridge; G. H. True Jr.; A. Tiehm. 1977-7-26 77- 47 -4 Nevada Independence Creek, near Independence Lake. 2118 Comment
  SEINET5338248  Ranunculus alismifolius M. J. Williams, L. Mott 1988-5-4 88- 1 -1 Nevada Bear Valley, Hwy 20. 1366 Comment
  SEINET5338842  Ranunculus occidentalis var. ultramontanus M. J. Williams 1981-5-14 81- 4 -4 Nevada Near burned hillside near Boca Dam. Comment
  SEINET5339479  Ribes cereum M. J. Williams 1981-5-14 81- 4 -2 Nevada Hillside near Boca Dam Comment
  SEINET5342692  Erysimum capitatum M. J. Williams 1981-5-14 81- 4 -1 Nevada Burned hillside near Boca Dam. Comment
  SEINET5495386  Draperia systyla M. J. Williams 1986-6-19 86- 63 -5 Nevada 2 rd mi N of Hwy 20 on road to Fuller and Bowman Lakes 1524 Comment
  SEINET5767812  Ribes nevadense M. J. Williams, L. Mott 1988-5-4 88- 1 -2 Nevada Bear Valley, Hwy 20 1366 Comment
  SEINET5770593  Ribes roezlii M. J. Williams, L. Mott 1988-5-5 88- 3 -1 Nevada Roadside rest on Hwy 20 just before Skillman Flat, 15 mi E of Nevada City. 1372 Comment
  SEINET6166082  Marsilea vestita subsp. vestita M. J. Williams 1969-9-13 s.n. Nevada Between Boca and Prosser Reservoirs. 2103 Comment
  SEINET6166087  Marsilea vestita subsp. vestita M. J. Williams 1968-5-17 s.n. Nevada Between Boca Reservoir and Prosser Reservoir 1676 Comment
  SEINET6178758  Hypericum perforatum Margaret J. Williams 1986-8-6 86- 71 -1 Nevada Near Donner Summit on Hwy I-80; 0 2207 Comment
  SEINET6333115  Juncus bufonius M. J. Williams, A. Day, A. Tiehm 1982-7-27 82- 311 -2 Nevada [Sierra Nevada] Juniper Creek Rd., south of Boca and Glenshire. Comment
  SEINET6626469  Pellaea bridgesii M. J. Williams 1967-8-14 s.n. Nevada [Sierra Nevada] Meadow Lake 2219 Comment
  SEINET6647413  Drosera anglica M. J. Williams 1967-8-27 s.n. Nevada [Sierra Nevada] Sage Hen Creek 1920 Comment
  SEINET6669345  Limnanthes alba M. J. Williams, L. Mott 1988-5-5 88- 4 -1 Nevada Hell's Half Acre, 1 mi. N of Grass Valley on Hwy 20 Comment
  SEINET6774959 Image available Arnica chamissonis M. J. Williams, B. Trowbridge, G. H. True, Jr., A. Tiehm 1977-7-26 77- 47 -9 Nevada Independence Creek near Independence Lake 2118 Comment
  SEINET7268611  Arctostaphylos viscida M. J. Williams, A. Tiehm 1975-3-26 75 -1 Nevada Grass Valley, Hell's Half Acre 792 Comment
  SEINET7411942  Trifolium cyathiferum M. J. Williams 1974-8-8 74 -N-7 Nevada Murphy's Meadow, 5 mi. SE of Hirschdale 2316 Comment
  SEINET7836685 Image available Cirsium inamoenum var. inamoenum M. J. Williams 1975-8-20 75 -107 Nevada Ca 2 mi E of Hirschdale Exit from I-80 Comment
  SEINET7836686 Image available Cirsium inamoenum var. inamoenum M. J. Williams 1975-8-20 75 -107 Nevada Ca 2 mi E of Hirschdale Exit from I-80 Comment
  SEINET7978211  Stachys rigida var. rigida M. J. Williams 1973-7-17 73 -J-7 Nevada [Sierra Nevada] Near Buck's Spgs, ca 1 mi. E of Martis Peak Rd., N of Buck Ridge 1859 Comment
  SEINET8080222  Stipa occidentalis var. californica M. J. Williams, A. Tiehm, G. H. True, Jr, B. Trowbridge 1977-7-26 77 -47 Nevada Independence Creek, near Independence Lake. Comment
  SEINET8506257  Triteleia hyacinthina M. J. Williams 1973-7-17 73 -J-6 Nevada Near Bucks Springs, ca 1 mile E of Martis Peak Road, N of Buck Ridge. 1859 Comment
  SEINET8667719 Image available Erigeron miser M. J. Williams 1977-9-12 77- 107 -2 Nevada Near old view spot on old Donner Pass road (Hwy 40) 2134 Comment
  CDA33842  Nothoscordum gracile Colin Williams 2011-4-13 PDR# 1544194 Orange Santa Ana, Chantilly Circle 0 Comment
  CAS-BOT-BC104583  Quercus vacciniifolia Margaret J. Williams 1984-6-24 84- 63 -1 Placer 0.3 mi E of Hwy 20 on Omega Rd. Comment
  CAS-BOT-BC110996  Scirpus microcarpus Margaret Williams 1974-8-8 74 -P1-11 Placer Murphy's Meadow, 5 miles southeast of Hirschdale. 2316 Comment
  CAS-BOT-BC119850  Carex nebrascensis Margaret Williams 1974-8-8 74 -P1-12 Placer Murphy's Meadow, 5 mi SE of Hirschdale. 2316 Comment
  CAS-BOT-BC129085  Salix scouleriana Margaret Williams 1974-8-8 74 -P1-10 Placer Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CAS-BOT-BC168772  Ribes viscosissimum Margaret Williams 1974-8-8 74 -P1-15 Placer Murphy's Meadow, 5 miles southeast of Hirschdale - Sierra Nevada 2316 Comment
  CAS-BOT-BC216227  Eriodictyon californicum Margaret J. Williams 1984-6-24 84- 65 -2 Placer 0.3 mi in from Hwy 20, on Bowan Lake Road 1524 Comment
  CAS-BOT-BC235196  Sambucus racemosa var. racemosa Margaret Williams 1974-8-8 74 -P1-16 Placer Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CAS-BOT-BC235566  Keckiella breviflora Margaret J. Williams 1984-6-24 84- 65 -1 Placer 0.3 mi in from Hwy 20, on Bowman Lake Rd. 1524 Comment
  CAS-BOT-BC238836  Sambucus nigra subsp. caerulea Margaret Williams 1974-8-8 74 -Pl-27 Placer Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CAS-BOT-BC240285  Ceanothus William Williams 1986-6-15 s.n. Placer Norden. Hill at top of ski lift Comment
  CAS-BOT-BC240379  Linnaea borealis subsp. longiflora Margaret J. Williams 1984-6-24 84- 62 -1 Placer Near Hwy 20, Skillman Flat Campground 1341 Comment
  CAS-BOT-BC282692  Glyceria elata Margaret Williams 1974-8-8 74 -p1-39 Placer Murphy's Meadow, 5 miles southeast of Hirschdale, Sierra Nevada 2316 Comment
  CAS-BOT-BC290350  Crepis acuminata Margaret Williams 1974-8-8 74 -Pl-35 Placer Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CAS-BOT-BC307367  Gnaphalium palustre Margaret Williams 1974-8-8 74 -P1-1 Placer Murphy's Meadow 5 miles southeast of Hirschdale, Sierra Nevada 2316 Comment
  CAS-BOT-BC31834  Carex microptera Margaret Williams 1974-8-8 74 -P1-29 Placer Murphy's Meadow, 5 mi SE of Hirschdale. 2316 Comment
  CAS-BOT-BC39744  Descurainia californica Margaret Williams 1974-8-8 74 -P1-19 Placer Sierra Nevada. Murphy's Meadow, 5 miles southeast of Hirschdale. 2316 Comment
  CAS-BOT-BC40043  Arctostaphylos nevadensis Margaret Williams 1974-8-8 74 -P1-25 Placer Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CAS-BOT-BC56942  Equisetum arvense Margaret Williams 1974-8-8 74 -P1-6 Placer Murphy's Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CDA20197  Lepidium latifolium A. Williams 2003-8-13 PDR 1407016 Placer Sierra Nevada; Timber Dr, Pineland. 0 Comment
  CHSC106017  Ceanothus William Williams 1986-6-15 Placer Norden. Hill at top of ski lift. Comment
  NY786816  Keckiella breviflora var. breviflora M. J. Williams 1984-6-24 8465- 1 Placer 0.3 mile in from Highway 20, on Bowman Lake Road. 1524.0 Comment
  RSA339131  Perideridia parishii subsp. latifolia Margaret J. Williams 1985-7-6 85- 61 -5 Placer Near old Donner Summit, S of Lake Mary 2287 Comment
  SEINET14142515  Castilleja miniata M. J. Williams 1985-7-6 85- 61 -7 Placer Sierra Nevada, N of Lake Mary, near old Donner Summit [road]. 2286 Comment
  SEINET14151850  Castilleja nana M. J. Williams 1985-7-13 85- 62 -1 Placer Sierra Nevada, near summit of old Donner Highway, near the beginning of the Pacific Crest Trail. 2152 Comment
  UCD103238  Erodium cicutarium Terri Williamson 1990-4-15 7 Placer 22587 Sunset Ridge Dr. Lake of the Pines. 365 Comment
  UCD114162  Capsella bursa-pastoris Terri Williamson 1990-4-15 3 Placer 22587 Sunset Ridge Drive, Lake of the Pines. 365 Comment
  UCD118828  Leptosiphon ciliatus Terri Williamson 1990-4-15 8 Placer 22587 Sunset Ridge Drive, Lake of the Pines. 365 Comment
  CAS-BOT-BC181345  Silene latifolia Margaret J. Williams; Dieter Schacht 1987-6-19 87- 20 -1 Placer Near Hwy 89, just west of Tahoe City 1905 Comment
  CAS-BOT-BC379433  Ranunculus alismifolius var. hartwegii Margaret Williams 1972-4-23 s.n. Placer 1.8 mi west of Boca Dam on road to Hobart Mills 1768 Comment
  CAS-BOT-BC401261  Hypericum perforatum Margaret J. Williams 1985-7-6 85- 63 -1 Placer Pacific Crest Trail between old and new Donner Summits Comment
  CAS-BOT-BC514266  Horkelia fusca var. pseudocapitata Margaret J. Williams 1985-7-6 85- 61 -8 Placer Sierra Nevada: near old Donner Summit, S of Lake Mary 2286 Comment
  CAS-BOT-BC537949  Horkelia tridentata var. tridentata Margaret J. Williams 1986-6-9 86- 64 -3 Placer South of I-80 near Cisco Grove. 1743 Comment
  RSA424428  Castilleja miniata Margaret J. Williams 1984-7-27 84- 94 -1 Placer Pahatasi Road, S of Soda Springs. 2043 Comment
  SEINET10437672  Quercus vacciniifolia M. J. Williams 1984-6-24 84- 63 -1 Placer Omega Road, 0.3 mile E of Hwy 20. 1372 Comment
  SEINET11120010  Ligusticum grayi M. J. Williams 1985-7-6 85- 61 -4 Placer Sierra Nevada, near old Donner Summit [road,] S of Lake Mary. 2286 Comment
  SEINET11154308  Viola tomentosa M. J. Williams 1984-6-24 84- 64 -1 Placer East side of Hwy. 20 near the intersection with the Diamond Creek Road. 1646 Comment
  SEINET13390554  Carex multicostata M. J. Williams 1985-7-6 85- 63 -3 Placer Sierra Nevada, Pacific Crest Trail between old and new Donner Summits. Comment
  SEINET13713332  Carex specifica M. J. Williams, E. McPherson, A. Tiehm 1974-8-8 74 -PL-42 Placer [Sierra Nevada] Juniper Creek, just over Nevada County line. 2316 Comment
  SEINET13768139  Keckiella breviflora var. breviflora M. J. Williams 1984-6-24 84- 65 -1 Placer [Sierra Nevada] 0.3 mi from Hwy 20, on Bowman Lake Rd 1524 Comment
  SEINET14151944  Navarretia leptalea subsp. leptalea M. J. Williams 1986-6-19 86- 64 -1 Placer [Sierra Nevada] South of I-80, near Cisco Grove 1743 Comment
  SEINET5323261  Botrychium multifidum M. J. Williams 1970-6-7 s.n. Placer Near Emigrant Gap. 1615 Comment
  SEINET5326488 Image available Penstemon azureus var. azureus M. J. Williams 1985-7-13 85- 62 -2 Placer Near the beginning of the Pacific Crest Trail, near summit of old Donner Hwy. Sierra Nevada 2152 Comment
  SEINET5327521  Acmispon americanus var. americanus M. J. Williams 1985-7-6 85- 61 -9 Placer [Sierra Nevada] Near old Donner Summit, S of Lake Mary. Sierra Nevada Comment
  SEINET5338185  Isopyrum occidentale M. J. Williams, W. Roderick 1967-4-16 s.n. Placer Hway 49 south of Auburn south side of American River. 305 Comment
  SEINET5343957  Hypericum perforatum M. J. Williams 1985-7-6 85- 63 -1 Placer Pacific Crest Trail between old and new Donner Summits, Sierra Nevada Comment
  SEINET5495502  Eriodictyon californicum M. J. Williams 1984-6-24 84- 65 -2 Placer 0.3 miles in from HWY 20 on Bowman Lake Rd. 1524 Comment
  SEINET5759301  Phacelia heterophylla var. virgata M. J. Williams 1974-8-8 74 -PL-33 Placer Sierra Nevada, Murphy's Meadow, 5 mi. SW of Hirschdale 2316 Comment
  SEINET5764677  Phacelia hastata var. compacta M. J. Williams 1985-7-6 85- 63 -5 Placer Pacific Crest Trail between old and new Donner Summits. Sierra Nevada. Comment
  SEINET6331930  Luzula comosa M. J. Williams 1985-7-6 85- 61 -10 Placer Sierra Nevada, near old Donner Summit, south of Lake Mary 2286 Comment
  SEINET6412908  Myriopteris gracillima M. J. Williams 1970-6-23 s.n. Placer [Sierra Nevada] Near Cisco Grove 1722 Comment
  SEINET6429213  Cryptogramma acrostichoides M. J. Williams 1970-6-23 s.n. Placer [Sierra Nevada] Near Cisco Grove 1722 Comment
  SEINET6627867  Cystopteris fragilis M. J. Williams 1970-6-23 s.n. Placer [Sierra Nevada] Near Cisco Grove 1722 Comment
  SEINET6758836  Horkelia fusca subsp. parviflora M. J. Williams 1985-7-6 85- 61 -8 Placer Near old Donner Summit, south of Lake Mary 2286 Comment
  SEINET7236701  Pleuricospora fimbriolata M. J. Williams 1984-6-24 84- 62 -3 Placer Skillman Flat Campground, near Highway 20 1341 Comment
  SEINET7371239  Trifolium wormskioldii M. J. Williams 1974-8-8 74 -PL-38 Placer [Sierra Nevada] Murphy's Meadow, 5 mi. SW of Hirschdale. 2316 Comment
  SEINET8051737  Lupinus lepidus var. lobbii M. J. Williams 1973-7-3 73 -H-1 Placer [Sierra Nevada] Near Soda Springs. 2012 Comment
  SEINET8056248  Lupinus lepidus var. sellulus M. J. Williams 1985-7-6 85- 61 -6 Placer Sierra Nevada, near old Donner Summit, S of Lake Mary Comment
  SEINET8056613  Lonicera conjugialis M. J. Williams 1985-7-6 85- 63 -8 Placer Sierra Nevada; Pacific Crest trail between old and new Donner Summits. Comment
  SEINET8561859  Dodecatheon hendersonii M. J. Williams 1969-4-2 s.n. Placer Near Placerville, above Greenstone Lane. Comment
  SEINET8731508 Image available Nama lobbii Margaret J. Williams 1984-1 84- 64 -2 Placer East side of Hwy 20 near the intersection with the Diamond Creek Road. Elev. : 5400 ft. 1646 Comment
  UC2014174  Ceanothus William Williams 1986-6-15 s.n. Placer Placer County: Norden. Hill at top of ski lift. Comment
  UC907582  Limnanthes alba Alice Williams 1946-5-15 3 Placer 0.2 mi w Weimar Post Office (ditch by roadside (US 40)); Weimar Comment
  UC907583  Limnanthes alba Alice Williams 1946-6-5 2 Placer 1/2 mi e Post Office (on US 40, on bank of brook); Weimar Comment
  CAS-BOT-BC136514  Cypripedium montanum Margaret Williams 1962-6-10 s.n. Plumas Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC262254  Eriogonum ursinum Margaret J. Williams; Betty Larson 1983-8-12 83- 135 -1 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville 1676 Comment
  CAS-BOT-BC264360  Penstemon heterodoxus var. heterodoxus Margaret Williams; Emily McPhersen 1974-8-5 74 -P-18 Plumas Above Silver Lake, Trail to Mount Elwell, Lakes Basin 2072 Comment
  CAS-BOT-BC300839  Erigeron glacialis var. glacialis Margaret Williams; Emily McPhersen 1974-8-5 74 -P-19 Plumas Above Silver Lake. Trail to Mt. Elwell, Lakes Basin 2072 Comment
  CAS-BOT-BC59612  Leucothoe davisiae Margaret Williams; Emily McPherson 1974-8-5 74 -P-3 Plumas Lakes Basin. near Silver Lake. 2034 Comment
  CAS-BOT-BC87805  Streptanthus tortuosus Margaret Williams; Emily McPhersen 1974-8-5 74 -P-6 Plumas Sierra Nevada. Trail to Mount Elwell, Lakes Basin. Above Silver Lake. 2072 Comment
  CHSC107434  Sedum obtusatum subsp. boreale Melanie Williams; Tim Hanson 2011-7-21 Plumas Northern High Sierra Nevada. Plumas National Forest; 1.1 air km northwest of Main Street, La Porte; just north of the neighborhood of La Porte Pines. 1570 Comment
  SEINET12859606  Epilobium pygmaeum M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 69 -1 Plumas N. end of Frenchman's Reservoir 1768 Comment
  SEINET12948039  Antirrhinum cornutum M. J. Williams 1980-1 80- 67 -1 Plumas Feather River Canyon, S of Belden near Hwy 70. 853 Comment
  SEINET14375785  Erythranthe tilingii M. J. Williams, J. T. Howell 1966-7-11 s.n. Plumas Near Luther Ridge, above Johnsville. 2271 Comment
  SEINET223662  Calystegia fulcrata subsp. malacophylla Margaret J. Williams 1980-6-13 80- 66 -1 Plumas Caribou Power Station Road, north of Hwy 70 1067 Comment
  CAS-BOT-BC221246  Calystegia malacophylla subsp. malacophylla Margaret J. Williams 1980-6-13 80- 66 -1 Plumas Caribou Power Station Road, north of Hwy 70 1066 Comment
  CAS-BOT-BC306699  Helenium bigelovii Margaret Williams 1966-7-11 s.n. Plumas Near Jamison Creek, above Johnsville 1676 Comment
  CAS-BOT-BC401843  Corydalis aurea subsp. aurea Margaret Williams 1966-7-14 s.n. Plumas Spring Creek, Diamond Mtn. 1859 Comment
  CAS-BOT-BC444573  Lewisia triphylla Margaret Williams 1966-7-11 s.n. Plumas Luther Ridge above Jamison Creek 2286 Comment
  CAS-BOT-BC62300  Adiantum aleuticum Margaret Williams 1967-8-20 s.n. Plumas Rene's Falls on Jamison Creek, above Johnsville 1828 Comment
  CAS-BOT-BC72613  Pteridium aquilinum Margaret Williams 1967-8-20 s.n. Plumas Near Rene's Falls, Jamison Creek, above Johnsville 1828 Comment
  RSA339165  Lotus oblongifolius var. nevadensis Margaret J. Williams, Betty Larson 1983-8-12 83- 135 -4 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville. 1677 Comment
  SEINET11573569  Lemna minor M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -2 Plumas Last Chance Creek, below Frenchman Lake 1676 Comment
  SEINET11574145  Lemna minor M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 69 -5 Plumas N end of Frenchman Lake 1768 Comment
  SEINET13732480  Veronica peregrina var. xalapensis M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 69 -2 Plumas [Sierra Nevada] North end of Frenchman's Reservoir 1707 Comment
  SEINET4175608  Dysphania pumilio M. J. Williams, J. Howell, W. Follette 1977-8-11 77- 70 -1 Plumas East side of Frenchman's Reservoir 1707 Comment
  SEINET4183209  Rumex maritimus var. fueginus M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 70 -4 Plumas East side of Frenchman's Reservoir 1707 Comment
  SEINET4891937  Streptanthus tortuosus M. J. Williams, E. McPherson 1974-8-5 74 -P-6 Plumas Trail from Silver Lake to Mount Elwell. 2073 Comment
  SEINET5327470  Hosackia oblongifolia var. oblongifolia M. J. Williams, Betty Larson 1983-8-12 83- 135 -4 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsille 1676 Comment
  SEINET5331153  Eriogonum ovalifolium var. purpureum M. J. Williams 1966-7-11 s.n. Plumas Luther Ridge, above Jamison Creek. 2286 Comment
  SEINET5332058  Eriogonum ursinum M. J. Williams, Emily McPherson 1974-8-5 74 -P-13 Plumas Lake's Basin. Trail from Silver Lake to Mt. Elwell. 2164 Comment
  SEINET5335272  Sparganium emersum var. multipedunculatum M. J. Williams, J. T. Howell 1977-8-11 77- 68 -12 Plumas Last Chance Creek 1676 Comment
  SEINET5336460  Lewisia cantelovii M. J. Williams 1968-5-28 1156 Plumas Rock Creek Dam, Feather R. 352 Comment
  SEINET5338037  Delphinium nudicaule M. J. Williams 1968-5-28 s.n. Plumas Squirrel Creek. 1219 Comment
  SEINET5338312  Adiantum pedatum M. J. Williams 1967-8-20 s.n. Plumas Rene's Falls above Johnsville on Jamison Creek. 1859 Comment
  SEINET5338518  Aspidotis densa M. J. Williams 1967-8-20 s.n. Plumas Rene's Falls, Jamison Creek above Johnsville. 1859 Comment
  SEINET5339623  Dicentra formosa M. J. Williams 1967-4-22 s.n. Plumas Bucks Creek Power Station. 1 mile west of Storrie. 518 Comment
  SEINET5339753  Ribes nevadense M. J. Williams 1967-4-22 s.n. Plumas 1 mile w. of Storrie, Rocky bank 518 Comment
  SEINET5343604 Image available Centaurea virgata var. squarrosa M. J. Williams 1974-8-5 74 -P-2 Plumas Near Chilcoot 1524 Comment
  SEINET5499810  Hesperochiron californicus M. J. Williams 1967-5-14 s.n. Plumas West side Sierra Valley 1524 Comment
  SEINET5506862  Phacelia procera M. J. Williams, E. McPherson 1974-8-5 74 -P-5 Plumas Lake's Basin, trail from Silver Lake to Mt. Elwell Comment
  SEINET6033386  Pteridium aquilinum var. pubescens M. J. Williams 1967-8-20 s.n. Plumas Rene's Falls o Jamison Creek, above Johnsville 1859 Comment
  SEINET6167876  Platanthera dilatata M. J. Williams 1966-7-11 s.n. Plumas Jamison Creek, above Johnsville. 1676 Comment
  SEINET7271482  Rhododendron occidentale M. J. Williams 1968-5-28 s.n. Plumas Near Caribou Power Station 701 Comment
  SEINET7414598  Trifolium kingii var. productum M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge, above Johnsville. 2286 Comment
  SEINET7414913  Trifolium longipes var. hansenii M. J. Williams, E. McPherson 1974-8-5 74 -P-17A Plumas Lake's Basin, trail from Silver Lake to Mt. Elwell 2073 Comment
  SEINET7450658 Image available Chrysopsis villosa var. minor M. J. Williams 1974-7-23 74 -P-1 Plumas Near Chilcoot 1524 Comment
  SEINET7450660 Image available Chrysopsis villosa var. minor M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 70 -3 Plumas East side of Frenchman's Reservoir. 1707 Comment
  SEINET7744786  Onobrychis viciifolia M. J. Williams, R. Barneby, M. Lavin 1982-6-1 82- 94 -1 Plumas Near Hallelujah Junction (Hwy 395 and Hwy 70) 1372 Comment
  SEINET7923496  Apocynum androsaemifolium M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -7 Plumas Road from Chilcoot along Last Chance Creek to Frenchman's 1707 Comment
  SEINET8037313  Stachys albens M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77 /68/8 Plumas Road from Chilcoot along Last Chance Creek to Frenchman's. 1707 Comment
  SEINET8057030  Lupinus obtusilobus M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge, above Johnsville. 2286 Comment
  SEINET8197652  Calochortus nudus M. J. Williams 1968-5-28 1189 Plumas Squirrel Creek. 1219 Comment
  SEINET8502123  Triantha occidentalis subsp. occidentalis M. J. Williams 1960-7-12 s.n. Plumas Butterfly Valley. Comment
  SEINET8506431  Triteleia ixioides subsp. anilina M. J. Williams, E. McPherson 1974-8-5 74 -P-9 Plumas Lakes Basin, trail from Silver Lake to Mt. Elwell. 2134 Comment
  SEINET8552997  Dodecatheon alpinum M. J. Williams 1966-7-11 s.n. Plumas Near Luther ridge, above Johnsville. 2286 Comment
  SEINET8565277  Primula suffrutescens M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge, above Johnsville. 2286 Comment
  UCD101335  Eriogonum ursinum Margaret Williams; E. McPherson 1974-8-5 P 13 Plumas above Silver Lake on trail to Mt. Elwell, Lakes Basin. 2164 Comment
  SDSU10077  Ranunculus aquatilis W. T. Williams 1962-5-12 Riverside San Jacinto Mountains, 8.0 miles on Hwy beyond Idyllwild, North side of road in lake by park, Northeast of lake. 1890 Comment
  SDSU5504  Delphinium patens W. T. Williams 1962-5-12 Riverside San Jacinto Mtns. 4000 ft marker 20 ft s of wayside rest along Hwy between Hemet and Idyllwild. 1219 Comment
  SEINET2054222 Image available Peucephyllum schottii Jenifer Williams 1965-3-27 Riverside Colorado Desert, Corrizo Canyon, S of Palm Desert. 152 Comment
  UCD122259  Mimulus aurantiacus W. A. Williams 1951-4-25 s.n. Riverside Santa Ana Mtns. above Elsinore. 457 Comment
  UCD90128  Panicum urvilleanum W. A. Williams 1958-1-28 s.n. Riverside 1 mile S of Whitewater. Comment
  CDA38352  Hydrocotyle umbellata J. O. Williams 1964-6-28 s.n. Sacramento Mather Air Force Base, Mather Road. 0 Comment
  UCD107896  Trifolium bifidum W. A. Williams 1951-4-17 s.n. Sacramento 6 miles SW of Sacramento. Comment
  UCD109054  Trifolium fucatum W. A. Williams 1951-4-17 s.n. Sacramento 6 miles SE of Sacramento. Comment
  UCD109761  Trifolium gracilentum W. A. Williams 1951-4-17 s.n. Sacramento 6 miles SW of Sacramento. Comment
  JEPS30269  Penstemon centranthifolius Harold L. Williams 1959-4-19 3 San Benito on New Idria Road 1 1/2 mi n New Idria (sw facing road cut, steep slope, e side road, stream on w side road); n of New Idria Comment
  CSUSB2130  Helianthus annuus Janelle Williams 2009-5-26 s.n. San Bernardino Behind the campus of California State University, San Bernardino 487 Comment
  CSUSB2135  Tetradymia comosa Janelle Williams 2009-5-26 s.n. San Bernardino Behind the campus of California State University, San Bernardino 487 Comment
  CSUSB2166  Vulpia myuros var. myuros Kimberlyn Williams Mar 2010 s.n. San Bernardino California State University, San Bernardino. Chaparral north of North Campus Circle: south of the base of Little Badger Hill, northwest of the soccer field, and north of the eastern edge of Coussoulis Arena. 457 Comment
  CSUSB2167  Crassula tillaea Kimberlyn Williams Mar 2010 s.n. San Bernardino California State University, San Bernardino. Disturbed former chaparral north of North Campus Circle, west of soccer field south of Little Badger Hill. 457 Comment
  CSUSB2168  Crassula connata Kimberlyn Williams Mar 2010 s.n. San Bernardino California State University, San Bernardino. Disturbed former chaparral north of North Campus Circle, west of soccer field south of Little Badger Hill. 457 Comment
  CSUSB2171  Hypochaeris glabra Kimberlyn Williams 2010-4-14 s.n. San Bernardino California State University San Bernardino. In chaparral south of Little Badger Hill, north of North Campus Circle, and west of the soccer field 457 Comment
  CSUSB2172  Silene gallica Kimberlyn Williams 2010-4-14 s.n. San Bernardino California State University, San Bernardino. On foot path east of soccer field and north of county flood control property, right at the base of Badger Hill 457 Comment
  CSUSB2173  Hypochaeris glabra Kimberlyn Williams 2010-4-14 s.n. San Bernardino California State University, San Bernardino. On foot path east of soccer field and north of county flood control property, right at the base of Badger Hill 457 Comment
  CSUSB2174  Lupinus bicolor Kimberlyn Williams 2010-4-14 s.n. San Bernardino California State University, San Bernardino. On foot path east of soccer field and north of county flood control property, right at the base of Badger Hill 457 Comment
  CSUSB2176  Calochortus plummerae Kimberlyn Williams, Ryan O'Connell, Theron L. Vines III 2009-5-22 s.n. San Bernardino California State University, San Bernardino. Top of Little Badger Hill 512 Comment
  CSUSB2177  Calochortus plummerae Kimberlyn Williams, Ryan O'Connell, Theron L. Vines III 2009-5-22 s.n. San Bernardino California State University, San Bernardino. Top of Little Badger Hill 512 Comment
  CSUSB2178  Cuscuta californica Kimberlyn Williams 2009-5-18 s.n. San Bernardino California State University, San Bernardino. Disturbed former chaparral North of North Campus Circle, west of soccer field south of Little Badger Hill. 457 Comment
  CSUSB2180  Helianthemum scoparium Kimberlyn Williams 2008-6-23 s.n. San Bernardino California State University, San Bernardino. North east side of Little Badger Hill. 512 Comment
  CSUSB2195  Ceanothus cuneatus Kimberlyn Williams 2003-4-4 s.n. San Bernardino California State University, San Bernardino, northeast of Biology parking lot. 457 Comment
  CSUSB2199  Encelia farinosa Kimberlyn Williams 2003-4-4 s.n. San Bernardino California State University, San Bernardino. Land Lab Preserve. 457 Comment
  CSUSB2200  Dichelostemma capitatum subsp. capitatum Kimberlyn Williams 2003-4-4 s.n. San Bernardino California State University, San Bernardino. Land Lab Preserve, north of Olive grove and walnut trees. 457 Comment
  OBI10226  Cercocarpus betuloides D. Williams 1964-2-22 s.n. San Bernardino San Bernardino Mts Comment
  POM1475  Rubus parviflorus R. D. Williams 1902-7-23 s.n. San Bernardino Bluff Lake (Siberia). 2134 Comment
  POM193040  Clarkia purpurea subsp. quadrivulnera R. D. Williams 1905-6-5 s.n. San Bernardino Cucamonga Canyon Comment
  POM6993  Agoseris grandiflora var. grandiflora G. Williams, I. Johnston 1919-6-8 2945 San Bernardino San Bernardino Mountains: City Creek Road. 1432 Comment
  RSA102712  Keckiella antirrhinoides C. S. Williamson 1904-07 511049 San Bernardino San Bernardino Mts. Comment
  RSA623986  Hymenoclea salsola T. Gertrude Williamson 1937-5-2 166 San Bernardino Mohave Desert Comment
  RSA624014  Grayia spinosa T. Gertrude Williamson 1937-8-1 211 San Bernardino Mojave Desert. Comment
  RSA624021  Mimulus fremontii T. Gertrude Williamson 1937-5-2 217 San Bernardino Mohave Desert Comment
  RSA779787  Eriogonum kennedyi var. austromontanum Emma Williams 2011-10-11 1665 San Bernardino Union Flat 3.3 miles NNE of Big Bear Lake 2247 Comment
  SEINET11196738 Image available Helenium bigelovii R. D. Williams 1902-8-1 5 San Bernardino Bluff Lake, San Bernardino Mts. Comment
  UC125399  Clarkia purpurea subsp. quadrivulnera R. D. Williams San Bernardino Cucamonga Canyon Comment
  UC125401  Clarkia dudleyana R. D. Williams San Bernardino Bluff Lake Comment
  UC56964  Lobelia cardinalis var. pseudosplendens R. D. Williams 1902-8-12 San Bernardino San Bernardino Mountains, Santa Ana Canyon Santa Ana Canyon; San Bernardino Mountains, Santa Ana Canyon 1676 Comment
  UC56971  Mentha canadensis R. D. Williams 1902-8-9 San Bernardino Bluff Lake; San Bernardino Mts., Bluff Lake 2286 Comment
  UC57059  Cordylanthus rigidus subsp. setiger R. D. Williams 1902-9-11 San Bernardino near Bluff Lake; San Bernardino Mts. 2133 Comment
  UC63356  Solidago confinis R. D. Williams 1902-8-22 San Bernardino 4 mi w Pine Lake P.O. (Bluff Lake resort, San Bernardino Mts.); San Bernardino Mts., Bluff Lake Resort Comment
  UCD101306  Eriogonum trichopes Terri Williamson 1990-5-26 81 San Bernardino Copper World Mine Cima Road, 5 miles N of Hwy 15. 1219 Comment
  UCD107226  Larrea tridentata Terri Williamson 1990-5-26 74 San Bernardino Copper World Mine Cima Road, 5 miles N of Hwy 15. 1219 Comment
  UCD116827  Sphaeralcea ambigua var. rugosa Terri Williamson 1990-5-26 78 San Bernardino Copper World Mine Cima Road, 5 miles N of Hwy 15. 1219 Comment
  UCD122389  Castilleja chromosa Terri Williamson 1990-5-26 75 San Bernardino Copper World Mine Cima Rd., 5 mi. N of Hwy 15. 1219 Comment
  UCD137946  Anemopsis californica Terri Williamson 1990-5-27 87 San Bernardino Zzyxz Springs. 274 Comment
  IRVC9310  Anisocoma acaulis Hayden Williams, B. T. Gittins 1964-3-25 1297 San Bernardino 4 mi. E of Joshua Tree. Comment
  SEINET5328847 Image available Penstemon labrosus R. D. Williams 1902-7-28 s.n. San Bernardino San Bernardino Mts. Southern California Comment
  SEINET5336541  Lewisia rediviva var. minor M. J. Williams 1965-6-20 s.n. San Bernardino Onyx peak, San Bernardino Mtns., 2774 Comment
  RSA0010795  Myoporum acuminatum Stanley Gill Williamson 2006-2-10 s.n. San Diego Torrey pines State Reserve, Yucca Point Trail near Yucca Point, ca. 3 mi w of Interstate 5, ca. 2 mi. S of Carmel Valley Road. 50 Comment
  RSA323385  Ribes speciosum M. W. Williams, Walter Wisura 1985-3-12 s.n. San Diego E of I15S of Lawrence Welk Village, near bottom of canyon. Comment
  RSA623934  Artemisia tridentata T. Gertrude Williamson 1916-10-8 1848 San Diego Cuyamaca Mts, east of San Diego. Comment
  RSA635868  Arctostaphylos pungens T. Gertrude Williamson 1916-10-8 1854 San Diego Cuyamaca Mts, east of San Diego. Comment
  SD180963  Matthiola incana Stanley Gill Williamson 2006-1-9 6 San Diego Torrey Pine State Reserve, S of Yucca Point, just SW of the intersection of Broken Hill and Beach Trails. 20 Comment
  SD181305 Image available Myoporum acuminatum Stanley Gill Williamson 2006-2-10 1 San Diego Torrey Pines State Reserve, Yucca Point Trail near Yucca Point, ca. 3 mi W of Interstate 5, ca. 2 mi S of Carmel Valley Road 49 Comment
  SD185457  Baccharis pilularis S. Gill Williamson 2006-10-4 20 San Diego Crest Canyon Open Space, west edge of central swale, opposite property at 1234 Oribia Road, Del Mar. 41 Comment
  SD185709  Eucrypta chrysanthemifolia var. chrysanthemifolia Stanley Gill Williamson 2006-5-7 9 San Diego Crest Canyon Open Space, main hiking trail that goes down the west side of the flat bottom area of the canyon, 0.13 miles north of the point in the canyon due west of the intersection of Durango Dr and Lozano Rd. 78 Comment
  SD187539  Asparagus asparagoides Stanley Gill Williamson 2006-5-8 8 San Diego Crest Canyon Open Space, west side of central flat area, just as it begins to rise upward. Due east of 1352 Oribia Road. 52 Comment
  SD187630  Baccharis pilularis S. Gill Williamson 2006-10-4 22 San Diego Crest Canyon Open Space, east side of central swale, opposite interesection of Recuerdo Dr and Vantage Way. 85 Comment
  SD193534  Mesembryanthemum nodiflorum S. Gill Williamson 2006-8-31 18 San Diego Crest Canyon Open Space, center bottom of canyon west of Durango and Lozana Rd intersection. 92 Comment
  SD196419  Atriplex canescens var. canescens S. Gill Williamson 2006-2-26 4 San Diego City of San Diego, Crest Canyon Open Space, just E of the SE end of Oribia Rd. 36 Comment
  SD205318  Gazania linearis S. Gill Williamson 2008-4-20 29 San Diego San Diego, Crest Canyon, I(c) mile W of Interstate 5, off main trail, east of main canyon bottom, 100m south of 1230 Oribia Road 52 Comment
  SD206322  Myoporum acuminatum S. Gill Williamson 2007-3-9 24 San Diego Torrey Pines State Reserve, west side of Torrey Pines Park Road, 10m south of intersection of road and Broken Hills Trail, North segment. 110 Comment
  SD208858  Lupinus succulentus S. Gill Williamson 2008-3-26 27 San Diego San Diego, Crest Canyon, I(c) mile W of Interstate 5, 225 yds S of Race Track View Drive, northern section off main trail, center of main canyon bottom 32 Comment
  SD212308  Malacothamnus fasciculatus S. Gill Williamson 2008-5-30 33 San Diego San Diego, Torrey Pines State Reserve, W of Torrey Pines Scenic Drive, 500 yds E of bluff at beach, 20 meters west of intersection of Beach Trail and Razor Point Trail 86 Comment
  SD235896  Osmadenia tenella S. Gill Williamson, Ann Williamson 2009-6-6 42 San Diego Torrey Pines State Park; Crest Canyon Park, north portion of canyon on ridge, 0.22 mile E of junction Via Alta & Crest Road. 22 Comment
  SD243639  Silene laciniata subsp. laciniata S. Gill Williamson, Ann Williamson 2009-6-9 43 San Diego Torrey Pines State Park; Crest Canyon Park, estern edge of central swale, 0.15 mile ESE intersection San Diegito Drive & Racetrack View Drive 49 Comment
  SD245505  Sisyrinchium bellum S. Gill Williamson, Ann Williamson 2009-4-11 36 San Diego Torrey Pines State Park; Crest Canyon Park, north portion of canyon on ridge, 0.22 mile E of junction Via Alta & Crest Road. 38 Comment
  SD35341  Chamaecyparis thyoides Williams Mar 1945 San Diego Julian (IPB 4/07) Comment
  SD58958  Guizotia abyssinica F. X. Williams 1964-9-24 San Diego Yard adjacent to Fredericka Manor, 183 Third Ave.Chula Vista. Comment
  SDSU10216  Acmispon strigosus Alison Williams-Anderson 1995-4-29 14 San Diego On the other side of small ridge from dirt road. Just West of SDSU Sky Oaks research station (on site), at foot of large hill. Voucher for dissertation, plot 'BW.' 1417 Comment
  SDSU10217  Allium haematochiton Alison Williams, Erika Anderson 1995-3-8 2 San Diego Hill behind house at 5602 Baja Dr. above the cement drainage ditch. Private urban 'greenbelt 134 Comment
  SDSU10218  Calochortus splendens Alison Williams-Anderson, Erika Anderson 1995-4-23 4 San Diego Hill behind house at 5602 Baja Drive above cement drainage ditch. Private urban 'greenbelt' 134 Comment
  SDSU10223  Pellaea andromedifolia Alison Williams-Anderson, Gregg and Ericka Anderson 1995-4-29 16 San Diego Above creek behind SDSU Sky Oaks research station, North of dirt road (on site). Voucher for dissertation. 1417 Comment
  SDSU10224  Juncus bryoides Alison Williams-Anderson, Greg Anderson, Erika Anderson 1995-4-29 17 San Diego Next to dirt road, to the left of gateto SDSU Sky Oaks research station (on site). It was one of the dominant herbs at the research station. Voucher for dissertation. 1417 Comment
  SDSU10236  Bromus madritensis Alison Williams-Anderson, Gregg Anderson, Erika Anderson 1995-4-29 San Diego Growing clustered around dead Yucca schidgera. Next to dirt road, to the left of gate to SDSU Sky Oaks research station (on site). Voucher for dissertaton. 1417 Comment
  SDSU10253  Penstemon spectabilis var. spectabilis Alison Williams-Anderson, Gregg Anderson 1995-5-14 19 San Diego on the side ofdirt raod. Just west o fSDSU sky Oaks research station. Voucher for dissertation. 1417 Comment
  SDSU10254  Mimulus brevipes Alison Williams-Anderson, Greg Anderson 1995-6-4 29 San Diego Just W of SDSU Sky Oaks research station, on site. 1417 Comment
  SDSU10260  Camissoniopsis hirtella Alison Williams-Anderson, Gregg and Erika Anderson 1995-4-29 San Diego Growing clustered around dead Yucca schidigera. Next to dirt road, to the left of gate to SDSU Sky Oaks research station (on site). Voucher for dissertation. 1417 Comment
  SDSU10265  Vulpia bromoides Alison Williams-Anderson, Gregg and Erika Anderson 1995-4-29 12 San Diego Growing clustered around dead Yucca schidigera. Next to dirt road, to the left of gate to SDSU Sky Oaks research station (on-site). Voucher for dissertation. 1417 Comment
  SDSU10283  Galium andrewsii subsp. andrewsii Alison Williams-Anderson, Gregg Anderson 1995-5-20 24 San Diego Just W of SDSU Sky Oaks Research Station, on site. 1417 Comment
  SDSU10435  Dichelostemma capitatum subsp. capitatum Alison Williams-Anderson, Erika Anderson 1995-6-18 42 San Diego SDSU Sky Oaks research station, next to dorm trailer, tool shed. Voucher for dissertation. 1417 Comment
  SDSU10443  Allophyllum glutinosum Alison Williams, Erika Anderson 1995-6-18 39 San Diego SDSU SKy Oaks research station, under air-conditioner of FACE ring trailer. Voucher f dissertation, near FACE ring 1417 Comment
  SDSU10447  Bromus tectorum Alison Williams-Anderson 1995-6-18 37 San Diego SDSU Sky Oaks research station, next tto FACE ring trailer. Voucher for dissertation, near FACE ring. 1417 Comment
  SDSU10448  Mimulus fremontii Alison Williams-Anderson, Greg Anderson 1995-6-4 28 San Diego Just west of SDSU Sky Oaks research station, on site. Voucher for dissertation, in FACE ring. 1417 Comment
  SDSU10505  Trichostema parishii Alison Williams-anderson, Erika Anderson 1995-6-18 44 San Diego SDSU Sky Oaks research station, among null-balance chambers. Voucher for dissertation, near plot, 'BE' 1417 Comment
  SDSU10511  Muhlenbergia rigens Alison Williams-Anderson 1995-6-18 35 San Diego SDSU Skay Oaks research station, between tool shed and null-balance chambers. Voucher for dissertation. 1417 Comment
  SDSU10512  Erodium cicutarium Alison Williams-Aderson, Erika Anderson 1995-6-18 32 San Diego In front of dorm trailer, SDSU Sky Oaks research station. 1417 Comment
  SDSU10517  Mimetanthe pilosa Alison Williams-Anderson 1995-6-4 22 San Diego SDSU Sky Oaks research station, on site. Voucher for dissertation, near polot 'UBN' 1417 Comment
  SDSU10518  Vulpia microstachys var. ciliata Alison Williams-Anderson, Gregg Anderson 1995-6-4 27 San Diego Just West of SDSU Sky Oaks research station (on-site). Voucher for dissertation, in FACE ring. 1417 Comment
  SDSU10523  Cryptantha microstachys Alison Williams-Anderson, Erika Anderson 1995-6-4 43 San Diego SDSU Sky Oaks research station, among null-balance chambers. Voucher for dissertation. 1417 Comment
  SDSU10524  Logfia filaginoides Alison Williams-Anderson, Gregg Anderson 1995-6-4 31 San Diego Just west of SDSU Sky Oak research station, on site. Voucher for dissertation, in FACE ring. 1417 Comment
  SDSU10536  Phacelia brachyloba Alicia Williams-Anderson, Erika Anderson 1995-6-18 41 San Diego SDSU Sky Oak research station, side of telephone pole maintenance road across from station ate. Voucher for dissertation, near plot 'UBS' 1417 Comment
  SDSU13783  Cryptantha muricata Alison Williams-Anderson, Erika Anderson 1995-6-4 43 B San Diego SDSU Sky Oaks research station, among null-balance chambers. Voucher for dissertation. 1417 Comment
  SDSU2417  Guillenia lasiophylla W. T. Williams 1962-3-26 San Diego Mission Valley. North of Chemistry Building of S.D.S. 100 yards. In drainage ditch of lower parking lot. Comment
  SDSU2600  Athysanus pusillus W. T. Williams 1962-3-4 San Diego Mission Gorge Road Old Mission Dam. Downstream frm the dam 500 ft. South side of stream 15 ft. in sand. Comment
  SDSU314  Ribes speciosum W. T Williams 1962-5-26 San Diego Mission Valley, South slope 1/4 mile East of College Avenue. Comment
  SDSU3155  Linanthus dianthiflorus W. T. Williams 1962-3-4 San Diego Along Mission Gorge Road adjacent to Mission Dam and Flume. Comment
  SDSU44  Claytonia perfoliata Timothy E. Williams 1994-3-10 10 III94A San Diego South side of river bed at Mission Trails Regional Park. 91 Comment
  SDSU5043  Medicago hispida W. T. Williams 1962-3-4 San Diego Mission Gorge Road, old Mission Dam, 25 feet south of stream 400 yards west of the dam. Comment
  SDSU6022  Eriodictyon crassifolium var. crassifolium W. T. Williams 1962-3-3 San Diego In Barona Valley on Willows Road. North on road side in chapparral. 762 Comment
  SDSU612  Paeonia californica W. T. Williams 1962-3-11 San Diego San Diego County. 1/2 mile off U.S. #395 on Miramir Rd. 1/4 mile north of Miramar road in meadow. Comment
  SDSU7962  Arceuthobium campylopodum B. K. Williams 1971-7-24 87 San Diego Parasitizing Pinus jeffreyi x P. coulteri 30 meters NE of the junction of County Road S1 and Sage Road. 1646 Comment
  SDSU7968  Arceuthobium campylopodum B. K. Williams 1971-7-24 88 San Diego Parasitizing Pinus jeffreyi x P. coulteri 30 meters NE of the junction of County Road S1 and Sage Road. 1646 Comment
  SDSU799  Dendromecon rigida W. T. Williams 1962-4-6 San Diego Barret Lake. 3/4 miles south of dam on roadside. East of roadside. Comment
  SDSU8004  Arceuthobium campylopodum B. K. Williams 1971-7-20 72 San Diego Parasitizing Pinus jeffreyi. .2 miles south of County Road S1 on Kitchen Creek Rd. 1768 Comment
  SDSU8010  Arceuthobium campylopodum B. K. Williams 1971-7-20 73 San Diego Parasitizing Pinus jeffreyi. .2 miles south of County Road S1 on Kitchen Creek Rd. 1768 Comment
  SDSU8016  Arceuthobium campylopodum B. K. Williams 1971-7-20 74 San Diego Parasitizing Pinus jeffreyi. .2 miles south of County Road S1 on Kitchen Creek Rd. 1768 Comment
  SDSU821  Eschscholzia californica W. T. Williams 1962-4-3 San Diego Barona Valley, 2 miles north of US 80 on Willows Road E 100 yards in a pasture. Comment
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Feb 24 2017
  SDSU8668  Clarkia epilobioides Timothy E. Williams 1994-4-19 19 IV94 San Diego Mission Trails Regional Park, San Diego. 122 Comment
  SDSU874  Platystemon californicus var. horridulus W. T. Williams 1962-3-4 San Diego 3 miles east of San Diego, 300 feet north of Mission Gorge Road. Comment
  SDSU9713  Rumex californicus Timothy E. Williams 1994-5-20 20 V94A San Diego Mission Trails Regional Park. 122 Comment
  SDSU9914  Layia platyglossa Timothy E. Williams 1994-5-20 20 V94B San Diego Mission Trails Regional Park. 122 Comment
  SEINET1004939  Frankenia salina Stanley Gill Williamson 2006-1 16 San Diego Crest Canyon Open Space, Del Mar, east edge of main trail opposite 1174 Oribia Road. 38 Comment
  SEINET2123251  Pinus torreyana Edgar Williams 1962-7-1 San Diego San Diego area Comment
  UCD113398  Rosa minutifolia M. Williams; W. Wisura 1985-3-12 4044 San Diego Ca. 1/2 mile N of Otay Mesa Road, ca. 3-4 miles E of I 805. Comment
  UCD107570  Trifolium albopurpureum W. A. Williams 1951-6-15 s.n. San Diego Spencer Ranch. Descanso. Comment
  UCD97874  Nitrophila occidentalis W. Williams 1951-1 s.n. San Diego Hwy 80 ca 1 mi. W. of Jocumba. Comment
  JEPS10891 Image available Lasthenia maritima R. D. Williams Apr. 1904 18 San Francisco Farallon Isl. Comment
  SEINET7346730  Prunus domestica M. J. Williams 1975-8-20 75 -109 San Francisco From a market in San Francisco Comment
  UCD100760  Claytonia perfoliata Terri Williamson 1990-4-28 15 San Joaquin Buena Vista Road, 1 mile E of Highway 88. 121 Comment
  UCD114694  Caulanthus lasiophyllus Terri Williamson 1990-4-28 13 San Joaquin Buena Vista Road, 1 mile E of Highway 88. 121 Comment
  UCD119790  Amsinckia menziesii Terri Williamson 1990-4-28 12 San Joaquin Buena Vista Rd. 1 mi. E. of Hwy. 88. 121 Comment
  UCD127277  Anthriscus caucalis Terri Williamson 1990-4-28 14 San Joaquin Buena Vista Road, 1 mile E of Highway 88. 121 Comment
  CDA25354  Crassula connata J. O. Williams 1959-5-18 San Luis Obispo Oceano. 0 Comment
  CHSC26283  Cakile maritima B. Williams 1977-4-2 1 San Luis Obispo On beach at Morro Bay. 200 m n of Morro Rock, ca. .5 km w of Hwy. 1. Comment
  OBI59253  Arctostaphylos pilosula Pamela L Williams, Stephen A. Laymon 2001-5-21 s.n. San Luis Obispo BLM parcel N of Santa Margarita Lake, S of Las Pilitas Rd, very close to top of ridge on S slope 5-10 percent slope 594 Comment
  OBI81447  Rumex fueginus Quinn Williams 2015-11-4 3 San Luis Obispo Morro Creek Outlet Beach Strand Comment
  UC2013186  Arctostaphylos pilosula Pamela L. Williams, Stephen A. Laymon 2001-5-21 San Luis Obispo BLM parcel N of Santa Margarita Lake, S of Las Pilitas Rd, very close to top of ridge on S slope 5-10 percent slope. Comment
  OBI14861  Thysanocarpus curvipes subsp. elegans Robert E. Williams 1968-4-20 16 San Luis Obispo 10 mi NE of Santa Margarita off State hwy 58 137 Comment
  UCSB41522  Hordeum vulgare Williams, K. 1981-5-14 San Luis Obispo Cholame Valley; on Highway 41, 1 mile northeast of Highway 46 335 Comment
  CAS-BOT-BC249186  Castilleja affinis I. Williams 1920-4-1 s.n. San Mateo Santa Cruz Mountain Peninsula. Woodside Comment
  CHSC39809  Acmispon wrangelianus Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  CHSC39813  Taraxia ovata Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  CHSC39821  Plantago erecta Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  CHSC39822  Rumex acetosella Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  CHSC39823  Armeria maritima subsp. californica Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  CHSC39824  Rubus ursinus Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  CHSC39826  Sidalcea malviflora subsp. purpurea Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
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Aug 5 2010
  CHSC39827  Sisyrinchium bellum Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  CHSC39828  Trifolium wormskioldii Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  CHSC39832  Trifolium microdon Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  CHSC39833  Trifolium fucatum Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  CHSC39834  Ranunculus pusillus Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  CHSC39840  Daucus pusillus Maibelle Williams 1929-5-10 San Mateo Moss beach. Comment
  CHSC39845  Medicago polymorpha Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  CHSC59538  Lupinus variicolor Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  RSA470468  Daucus pusillus T. Gertrude Williamson 1924-6-28 s.n. San Mateo Moss Beach Comment
  UC1974569  Phyllospadix torreyi Megan Williams 2002-11-21 San Mateo Pigeon Point Comment
  RSA499366  Fragaria californica T. Gertrude Williamson 1928-6-28 s.n. San Mateo La Honda Comment
  CAS-BOT-BC105567  Populus trichocarpa M. W. Williams 1939-7-30 77 Santa Barbara S.W. branch of Coche Prietos drainage along stream, Santa Cruz Island Comment
  CAS-BOT-BC105568  Populus trichocarpa M. W. Williams 1939-7-30 77 Santa Barbara S.W. branch of Coche Prietos drainage along stream, Santa Cruz Island Comment
  CAS-BOT-BC134797  Quercus wislizeni M. W. Williams 1939-7-15 51 b Santa Barbara Santa Cruz Island. west hill back of Pelican Bay 152 Comment
  CAS-BOT-BC135426  Cercocarpus betuloides var. blancheae M. W. Williams 1939-7-8 40 Santa Barbara Along edge of stream [steam] wash, est side of Canada del Puerto - Santa Cruz Island Comment
  CAS-BOT-BC139936  Adenostoma fasciculatum M. W. Williams 1939-6-24 19 Santa Barbara Hills between Smugglers and Yellow Banks, Santa Cruz Island 304 Comment
  CAS-BOT-BC142059  Cercocarpus betuloides var. betuloides M. W. Williams 1939-7-23 58 Santa Barbara East ridge of canyon back of Pelican Bay - Santa Cruz Island Comment
  CAS-BOT-BC144764  Garrya veatchii M. W. Williams 1939-7-15 55 Santa Barbara Main North Ridge east of Picacho Diablo, Santa Cruz Island 457 Comment
  CAS-BOT-BC157618  Solanum umbelliferum M. W. Williams 1939-7-7 38 Santa Barbara 1/2 mile west of Pelican Bay, Santa Cruz Island Comment
  CAS-BOT-BC168011  Rhus ovata M. W. Williams 1939-7-28 66 Santa Barbara Along banks of stream back of Willow Harbor, Santa Cruz Island Comment
  CAS-BOT-BC181302  Silene laciniata M. W. Williams 1939-6-24 17 Santa Barbara Canyon back of Smugglers Cove, Santa Cruz Island Comment
  CAS-BOT-BC181303  Silene laciniata M. W. Williams 1939-7-7 38 Santa Barbara Ledge above cove 1/2 mile west of Pelican Bay, Santa Cruz Island Comment
  CAS-BOT-BC194009  Astragalus trichopodus var. lonchus M. W. Williams 1939-7-1 56 Santa Barbara On trail from Forneys Cove to Christy Ranch, Santa Cruz Island Comment
  CAS-BOT-BC195862  Lupinus albifrons var. albifrons M. W. Williams 1939-6-24 23 Santa Barbara Smugglers Cove, west end along Indian Trail. Santa Cruz Island 30 Comment
  CAS-BOT-BC235808  Keckiella cordifolia M. W. Williams 1939-7-15 52 Santa Barbara Tinkers Harbor on cliffs. Santa Cruz Island Comment
  CAS-BOT-BC248737  Eriogonum arborescens M. W. Williams 1939-7-23 60 Santa Barbara Correl de la Siesta, Santa Cruz Island Comment
  CAS-BOT-BC25110  Arctostaphylos crustacea subsp. insulicola M. W. Williams 1939-7-15 51 Santa Barbara Santa Cruz Island, burned area back of Pelican Bay. Comment
  CAS-BOT-BC29749  Acourtia microcephala M. W. Williams; I. L. Wiggins 1939-6-24 22 Santa Barbara Santa Cruz Island, between Smugglers and Yellow Banks 304 Comment
  CAS-BOT-BC307251  Hazardia detonsa M. W. Williams 1939-7-12 49 Santa Barbara Pelican Bay, Santa Cruz Island Comment
  CAS-BOT-BC356881  Pseudognaphalium californicum M. W. Williams 1939-7-7 37 Santa Barbara Ridge west of canyon back of Pelican Bay, Santa Cruz Island Comment
  CAS-BOT-BC39002  Arctostaphylos insularis M. W. Williams 1939-7-2 84 Santa Barbara Santa Cruz Island, east slope of Pelican Harbor drainage Comment
  CAS-BOT-BC39003  Arctostaphylos insularis M. W. Williams 1939-7-15 51 a Santa Barbara Santa Cruz Island, west hill, back of Pelican Harbor Bay Comment
  CAS-BOT-BC47810  Ceanothus arboreus M. W. Williams 1939-6-22 23 Santa Barbara Smugglers Cove, west end, along Indian Trail. Santa Cruz Island 30 Comment
  CAS-BOT-BC50081  Ceanothus insularis M. W. Williams 1939-7-29 67 Santa Barbara South Ridge, head of Coches Prietos Canyon along Willows - Ranch trail, Santa Cruz Island Comment
  CAS-BOT-BC50843  Ceanothus insularis M. W. Williams 1939-8-3 82 Santa Barbara Santa Cruz Island - south ridge, in canyon, one third mile above Stanton's Main Ranch Comment
  CAS-BOT-BC58956  Comarostaphylis diversifolia subsp. planifolia M. W. Williams 1939-7-18 97 Santa Barbara Santa Cruz Island - in small draw between Pelican Bay and Twin Harbors Comment
  CAS-BOT-BC62311  Quercus chrysolepis M. W. Williams 1939-7-15 93 Santa Barbara Santa Cruz Island, near summit of Picacho Diablo, west side 731 Comment
  CAS-BOT-BC65520  Adiantum aleuticum M. W. Williams 1939-7-7 33 Santa Barbara back of Pelican Bay, Santa Cruz Island Comment
  CAS-BOT-BC67861  Dryopteris arguta M. W. Williams 1939-7-1 81 Santa Barbara Santa Cruz Island - Canyon back of Scorpion Harbor Comment
  CAS-BOT-BC68941  Adiantum jordanii M. W. Williams 1939-6-24 24 Santa Barbara Santa Cruz Island - S.E. branch of canyon back of Smugglers Cove, 3/4 mile up canyon Comment
  CAS-BOT-BC72665  Pteridium aquilinum M. W. Williams 1939-7-15 33 Santa Barbara North Ridge in swale east of Picacho Diablo, Santa Cruz Island 304 Comment
  CAS-BOT-BC77917  Woodwardia fimbriata M. W. Williams 1939-7-7 38 Santa Barbara Ledge above cove 1/2 mile west of Pelican Bay, Santa Cruz Island Comment
  CAS-BOT-BC79396  Quercus dumosa M. W. Williams 1939-7-23 59 Santa Barbara Santa Cruz Island. Ridge E of Pelican Bay below main N N ridge 304 Comment
  CAS-BOT-BC79397  Quercus dumosa M. W. Williams 1939-7-29 96 Santa Barbara Santa Cruz Island. On Trail between Prisoners Harbor and Pelican Bay Comment
  CAS-BOT-BC82834  Dendromecon harfordii M. W. Williams 1939-7-20 61 Santa Barbara Santa Cruz Island. Second canyon west of Pelican Bay on steep bank above sea. 9 Comment
  CAS-BOT-BC82835  Dendromecon harfordii M. W. Williams 1939-7-2 81 Santa Barbara Santa Cruz Island. Head of Scropion Drainage. 548 Comment
  CAS-BOT-BC90203  Artemisia californica M. W. Williams 1939-7-8 34 Santa Barbara Canyon back of Pelican Bay, Santa Cruz Island Comment
  CAS-BOT-BC90204  Artemisia californica M. W. Williams 1939-7-8 34 Santa Barbara Canyon back of Pelican Bay, Santa Cruz Island Comment
  CAS-BOT-BC92719  Clematis ligusticifolia M. W. Williams 1939-8-3 99 Santa Barbara Willow Harbor Santa Cruz Island. Comment
  CAS-BOT-BC98669  Baccharis douglasii M. W. Williams 1939-7-30 71 Santa Barbara Stream wash back of Willow Harbor - Santa Cruz Island Comment
  CAS-BOT-BC99552  Baccharis pilularis M. W. Williams 1939-7-30 70 Santa Barbara Canyon heading up [oeak] peak west of Willow Harbor, Santa Cruz Island Comment
  CAS-BOT-BC99777  Baccharis salicifolia M. W. Williams 1939-7-12 50 Santa Barbara In wash back of Pelican Harbor, Santa Cruz Island Comment
  JEPS93089  Malacothrix incana Steven A. Junak with: Ian Williams 1995-7-20 6059 Santa Barbara San Miguel Island: NE portion of island, S of E end of Prince Island, just E Cuyler Harbor. 6 Comment
  POM250081  Lupinus bicolor subsp. umbellatus M. W. Williams 1939-07 56 Santa Barbara Santa Cruz Island. On trail from Forneys Cove to Christy Ranch. Comment
  POM250086  Garrya elliptica M. W. Williams 1939-7-15 55 Santa Barbara Santa Cruz Island. Main North Ridge east of Picacho Diablo Comment
  POM250087  Cressa truxillensis M. W. Williams 1939-06 101 Santa Barbara Scorpion Harbor along road from ranch to beach. Santa Cruz Island. Comment
  POM250131  Lotus dendroideus var. dendroideus M. W. Williams 1939-6-26 27 Santa Barbara Santa Cruz Island. Dry stream wash of canyon behind Smuggler's Cove Comment
  POM250133  Solanum umbelliferum M. W. Williams 1939-7-7 38 Santa Barbara Santa Cruz Island. Ledge above cove about a 1/2 mile west of Pelican Bay Comment
  POM250136  Schoenoplectus californicus M. W. Williams 1939-7-12 44 Santa Barbara Santa Cruz Island. Prisoner s Harbor. Comment
  POM250145  Quercus tomentella M. W. Williams 1939-07 55 Santa Barbara Santa Cruz Island. Along road near Buena Vista? Comment
  POM250149  Adiantum capillus-veneris M. W. Williams 1939-7-8 42 Santa Barbara Along stream above the Canada del Medio where stream is swiftly flowing over basalt, Santa Cruz Island Comment
  POM250158  Populus trichocarpa M. W. Williams 1939-8-3 102 Santa Barbara Santa Cruz Island. Ranch trail of the middle fork of the Coches Prietos drainage. Comment
  POM250169  Rosa californica M. W. Williams 1939-7-30 74 Santa Barbara Santa Cruz Island. Bank along stream back of Willow Harbor. Comment
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Mar 12 2015
  POM250170  Cercocarpus betuloides var. blancheae M. Williams 1939-7-7 34 Santa Barbara Santa Cruz Island. Bottom of Canyon of Pelican Bay Comment
  POM250175  Salix lasiolepis M. W. Williams 1939-7-12 45 Santa Barbara Santa Cruz Island. Prisoners Harbor. Comment
  POM250179  Gnaphalium chilense M. W. Williams 1939-7-7 38 Santa Barbara Santa Cruz Island. Ledge above cove about a 1/2 mile west of Pelican Bay Comment
  POM250181  Gnaphalium microcephalum M. W. Williams 1939-7-30 71 Santa Barbara Santa Cruz Island. Bank along stream back of Willow Harbor. Comment
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Mar 12 2015
  POM250183  Quercus pacifica M. W. Williams 1939-7-23 59 Santa Barbara Santa Cruz Island. Ridge east of Pelican Bay near main north ridge Comment
  POM250184  Acourtia microcephala M. W. Williams 1939-6-24 22 Santa Barbara Santa Cruz Island. Between Smugglers and yellow Bank. 244 Comment
  POM250196  Heliotropium curassavicum var. oculatum M. W. Williams 1939-6-24 16 Santa Barbara Smugglers Cove growing on beach. Santa Cruz Island. Comment
  POM250201  Galium buxifolium M. W. Williams 1939-7-13 50 Santa Barbara Santa Cruz Island. Tinkers Harbor . Comment
  POM250202  Aphanisma blitoides M. W. Williams 1939-7-23 54 Santa Barbara Santa Cruz Island. Christy Ranch, along south stream bank between house and beach. Comment
  POM250203  Phacelia hubbyi M. W. Williams 1939-6-24 23 Santa Barbara Santa Cruz Island. West end of Smugglers Cove along Indian Trail. 30 Comment
  POM250204  Hazardia detonsa M. W. Williams 1939-7-12 49 Santa Barbara Santa Cruz Island. Pelican Bay Comment
  POM250207  Quercus tomentella M. W. Williams 1939-7-15 s.n. Santa Barbara Santa Cruz Island. West hill back of Pelican Bay Comment
  POM250208  Arctostaphylos tomentosa subsp. subcordata M. W. Williams 1939-7-2 84 Santa Barbara Santa Cruz Island. East ridge of canyon back of Scorpion Harbor. Comment
  POM250210  Dudleya greenei M. Williams 1939-8-1 80 Santa Barbara Santa Cruz Island. Middle Fork of the Posa Anchorage drainage. Comment
  POM250215  Baccharis douglasii M. W. Williams 1939-7-30 71 Santa Barbara Santa Cruz Island. Bank along stream back of Willow Harbor. Comment
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Mar 12 2015
  POM250302  Phacelia ramosissima var. austrolitoralis M. W. Williams 1939-6-24 23 Santa Barbara Santa Cruz Island. Canyon back of Smugglers Cove. Comment
  POM250303  Dendromecon rigida subsp. harfordii M. W. Williams 1939-7-2 81 Santa Barbara Santa Cruz Island. Scorpion Harbor drainage, east slope 457 Comment
  POM250304  Dendromecon rigida subsp. harfordii M. W. Williams 1939-7-12 48 Santa Barbara Santa Cruz Island. Just west of Prisoner's Harbor Comment
  POM250306  Salix lasiolepis M. W. Williams 1939-8-3 99 Santa Barbara Santa Cruz Island. Willow Harbor. Comment
  POM250308  Keckiella cordifolia M. W. Williams 1939-7-2 84 Santa Barbara Santa Cruz Island. Scorpion Harbor drainage. Comment
  POM250310  Comarostaphylis diversifolia subsp. planifolia M. W. Williams 1939-7-7 37 Santa Barbara Santa Cruz Island. Ridge west of canyon back of Pelican Bay. Comment
  POM250411B  Mimulus aurantiacus var. parviflorus M. W. Williams 1939-6-24 17 Santa Barbara Santa Cruz Island. Canyon back of Smugglers Cove. Comment
  POM250412  Mimulus aurantiacus var. pubescens M. W. Williams 1939-7-7 34 Santa Barbara Santa Cruz Island. Canyon back of Pelican Bay. Comment
  POM250413  Mimulus aurantiacus var. parviflorus M. W. Williams 1939-6-24 17 Santa Barbara Santa Cruz Island. Canyon back of Smugglers Cove. Comment
  POM250414  Cercocarpus betuloides var. blancheae M. Williams 1939-7-8 40 Santa Barbara Santa Cruz Island. Canada del Puerto Comment
  POM250417  Eriogonum grande var. grande M. Williams 1939-7-7 38 Santa Barbara Santa Cruz Island. Ledge above cove about 1/2 mile west to Pelican Bay. Comment
  POM250421  Helianthemum scoparium var. scoparium M. W. Williams 1939-7-15 51 Santa Barbara Santa Cruz Island. West hill back of Pelican Bay Comment
  POM250449  Silene laciniata subsp. major M. W. Williams 1939-6-24 17 Santa Barbara Santa Cruz Island. Canyon back of Smugglers Cove . Comment
  POM250451  Artemisia californica M. W. Williams 1939-7-8 34 Santa Barbara Santa Cruz Island. Canyon back of Pelican Bay. Comment
  POM250452  Rhamnus pirifolia M. W. Williams 1939-7-7 35 Santa Barbara Santa Cruz Island. Canyon back of Pelican Bay . Comment
  POM250453  Rhamnus pirifolia M. W. Williams 1939-7-29 68 Santa Barbara Santa Cruz Island. Coches Prietos drainage; along the Willow Harbor Ranch Trail Comment
  POM250550  Galium angustifolium subsp. foliosum M. W. Williams 1939-6-24 23 Santa Barbara Santa Cruz Island. West end of Smugglers Cove along Indian Trail. 30 Comment
  POM251854  Vaccinium ovatum M. W. Williams 1939-8-1 82 Santa Barbara Santa Cruz Island. South ridge. 305 Comment
  POM255164  Eriogonum arborescens W. Williams 1939-1 s.n. Santa Barbara Scorpion Harbor, Santa Cruz Island. Comment
  POM361690  Layia platyglossa subsp. campestris W. Williams 1941-3-23 s.n. Santa Barbara Santa Cruz Island. Pelican Bay . Comment
  RSA250309  Arctostaphylos tomentosa subsp. insulicola M. W. Williams 1939-7-15 51 b Santa Barbara Santa Cruz Island Back of Pelican Bay. Comment
  RSA250311  Arctostaphylos tomentosa subsp. insulicola M. W. Williams 1939-7-15 51 b Santa Barbara Santa Cruz Island Back of Pelican Bay. Comment
  RSA250324  Mimulus aurantiacus var. pubescens M. W. Williams 1939-7-12 92 Santa Barbara Santa Cruz Island. Canada del Puerto, beneath euctalyptus trees back of Prisoners Harbor. Comment
  RSA467081  Comarostaphylis diversifolia subsp. planifolia W. Williams 1941-3-23 s.n. Santa Barbara Santa Cruz Island. Pelican Bay. Comment
  RSA484630  Cardamine californica var. integrifolia W. Williams 1941-3-23 s.n. Santa Barbara Santa Cruz Island. Pelican Bay . Comment
  SBBG117139  Plantago lanceolata I. Williams, A. Hebshi 1998-6-21 Santa Barbara NPS cmpgrd Comment
  SBBG117140  Corethrogyne filaginifolia S. Williams 1999-2-19 Santa Barbara mesa of Prince Island Comment
  SBBG133344  Raphanus sativus I. Williams 1994-8-5 Santa Barbara Simonton Cove Comment
  SBBG94403  Cercocarpus betuloides var. blancheae M. W. Williams 1939-7-8 40 Santa Barbara E side of Canada del Puerto Comment
  SEINET11262491  Mimulus cardinalis M. W. Williams 1939-7-7 33 Santa Barbara Just back of Pelican Harbor (Bay) by spring. Santa Cruz Island.; 0 Comment
  UC1057308  Carex harfordii M. W. Williams 1939-7-7 36 Santa Barbara Pelican Bay Santa Cruz Island Comment
  UC1084148  Baccharis pilularis M. W. Williams 1939-7-30 70 Santa Barbara canyon heading up peak west of Willow Harbor (Santa Cruz Island); Santa Cruz Island Comment
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Mar 12 2015
  UC1084150  Artemisia californica M. W. Williams 1939-7-8 34 Santa Barbara canyon back of Pelican Bay; Santa Cruz Island Comment
  UC1084155  Pinus muricata M. W. Williams 1939-7-1 91 Santa Barbara w side of Pelican Bay Santa Cruz Island, Pelican Bay 15 Comment
  UC1084159  Heteromeles arbutifolia M. W. Williams 1939-7-15 52 Santa Barbara cliff above Tinkers Harbor; Santa Cruz Island Comment
  UC1084160  Lyonothamnus floribundus subsp. aspleniifolius M. W. Williams 1939-7-1 81 Santa Barbara e slope Scorpion Harbor drainage; Santa Cruz Island Comment
  UC1084161  Cercocarpus betuloides var. blancheae M. W. Williams 1939-7-8 40 Santa Barbara Canada del Puerto, Santa Cruz Island Canada del Puerto; Santa Cruz Island, Canada del Puerto Comment
  UC1084163  Garrya veatchii M. W. Williams 1939-7-15 55 Santa Barbara e of Picacho Diablo (Main North Ridge, Santa Cruz Island); Santa Cruz Island Comment
  UC1084164  Perityle emoryi M. W. Williams 1939-6-22 5 Santa Barbara w end Scorpion Harbor (Santa Cruz Island); Santa Cruz Island Comment
  UC1084166  Senecio flaccidus var. douglasii M. W. Williams June 1939 89 Santa Barbara Santa Cruz Island, on spur leading up to main ridge back Smu Comment
  UC1084167  Pseudognaphalium californicum M. W. Williams 1939-6-24 17 Santa Barbara canyon back of Smugglers Cove; Santa Cruz Island, Smugglers Cove Comment
  UC1084168  Eucrypta chrysanthemifolia var. chrysanthemifolia M. W. Williams 1939-6-24 17 Santa Barbara canyon back Smugglers Cove; Santa Cruz Island Comment
  UC1084170  Ceanothus arboreus M. W. Williams 1939-6-22 23 Santa Barbara w end Smuggler's Cove (along Indian Trail) 30 Comment
  UC1084171  Silene laciniata subsp. major M. W. Williams 1939-7-7 33 Santa Barbara canyon back Pelican Bay; Santa Cruz Island, back of Pelican Bay Comment
  UC1084172  Rhamnus pirifolia M. W. Williams 1939-7-27 65 Santa Barbara back of Willow Harbor; Santa Cruz Island Comment
  UC1084173  Rhamnus pirifolia M. W. Williams 1939-7-7 35 Santa Barbara back of Pelican Bay; Santa Cruz Island Comment
  UC1084174  Ceanothus megacarpus var. insularis M. W. Williams 1939-8-3 82 Santa Barbara above Main Ranch (Stanton's property, South Ridge.); Santa Cruz Island Comment
  UC1084176  Silene gallica M. W. Williams 1939-7-8 40 Santa Barbara Canada del Puerto Santa Cruz Island, Canada del Puerto Comment
  UC1084177  Calystegia macrostegia subsp. macrostegia M. W. Williams 1939-7-15 52 Santa Barbara Tinkers Harbor , Tinkers Harbor (Santa Cruz Island) Comment
  UC1084180  Arctostaphylos insularis M. W. Williams 1939-7-2 84 Santa Barbara e slope Pelican Harbor drainage; Santa Cruz Island Comment
  UC1084185  Mimulus aurantiacus var. pubescens M. W. Williams 1939-7-30 74 Santa Barbara stream back of Willow Harbor; Santa Cruz Island Comment
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Mar 12 2015
  UC1084189  Salix lasiolepis M. W. Williams July 1939 50 b Santa Barbara just back of Pelican Bay Camp (in canyon toward spring); Santa Cruz Isl. Comment
  UC1084195  Galium buxifolium M. W. Williams 1939-7-13 50 Santa Barbara Tinkers Harbor Santa Cruz Island Comment
  UC1084199  Quercus chrysolepis M. W. Williams 1939-7-15 55 Santa Barbara main n ridge e Picacho Diablo; Santa Cruz Island 609 Comment
  UC1084200  Quercus agrifolia M. W. Williams 1939-7-8 41 Santa Barbara Canada del Puerto Santa Cruz Island Comment
  UC1084205  Pellaea mucronata var. mucronata M. W. Williams 1939-7-15 51 Santa Barbara Hill back of Pelican Bay; Santa Cruz Isl. Comment
  UC648477  Eriogonum arborescens W. Williams 1939-7 Santa Barbara Scorpion Harbor Santa Cruz I. Comment
  UCSB4126  Frankenia salina Williams, M. 1959-7-1 Santa Barbara 50-200 yards immediately SW of Marine Biology Lab, University of California, Santa Barbara Comment
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Feb 11 2014
  UCSB4410  Camissoniopsis cheiranthifolia subsp. suffruticosa Williams, M. 1959-7-8 Santa Barbara Isla Vista, 200 ft. off frontage road, Goleta area Comment
  UCSB6414  Centromadia parryi subsp. australis Williams, M. 1959-7-8 Santa Barbara Near junction of Highway 101 and Fairview Avenue, Goleta Comment
  UCSB68124  Acourtia microcephala Williams, Michael 2000-8-31 Santa Barbara Southern foothills of the San Rafael Range; Sedgwick Reserve; upper Lisque Canyon 490 Comment
  UCSB68153  Hemizonia congesta subsp. luzulifolia Williams, M. 2000-9-2 Santa Barbara Southern foothills of the San Rafael Range, upper Sedgwick Reserve, upper middle fork of Figueroa Creek drainage 660 Comment
  UCSB68193  Cardamine californica Williams, M.; Williams, C. 2000-2-7 Santa Barbara Southern foothills of the San Rafael Range, Sedgwick Reserve, upper Lisque Valley 460 Comment
  UCSB68335  Salix lasiolepis Williams, M. 2000-2-12 Santa Barbara southern foothills of the San Rafael Range, Sedgwick Reserve, upper Figueroa Creek drainage, at contact of Little Pine Fault 490 Comment
  CAS-BOT-BC356050  Perityle emoryi M. W. Williams 1939-6-28 32 Santa Barbara Bluff just west of Yellow Banks, Santa Cruz Island 3 Comment
  CAS-BOT-BC390494  Spergularia macrotheca var. macrotheca M. W. Williams 1939-7-15 54 Santa Barbara Bank between Christy Ranch and the beach, Santa Cruz Island Comment
  CAS-BOT-BC403561  Eschscholzia californica M. W. Williams 1939-6-24 18 Santa Barbara Along trail between Scorpion Harbor and Smugglers Cove. Santa Cruz Island Comment
  CAS-BOT-BC403569  Eschscholzia californica M. W. Williams 1939-7-18 39 Santa Barbara Canada del Puerto. Santa Cruz Island Comment
  CAS-BOT-BC71671  Pentagramma triangularis subsp. triangularis M. W. Williams 1939-7-30 77 Santa Barbara Middle branch of Coches Prietos drainage, Santa Cruz Island Comment
  POM250132  Solanum douglasii M. W. Williams 1939-8-5 99 Santa Barbara Santa Cruz Island. Willow Harbor. Comment
  POM250134  Eremocarpus setiger M. W. Williams 1939-7-13 50 Santa Barbara Santa Cruz Island. Tinkers Harbor . Comment
  POM250147  Silene laciniata subsp. major M. W. Williams 1939-6-7 38 Santa Barbara Santa Cruz Island. Ledge above cove 1/2 mile west of Pelican Bay. Comment
  POM250165  Centaurea melitensis M. W. Williams 1939-06 9 Santa Barbara Santa Cruz Island. Pelican Bay. Comment
  POM250182  Stachys bullata M. W. Williams 1939-6-28 27 Santa Barbara Santa Cruz Island. Canyon back of Smugglers Cove. Comment
  POM250197  Chenopodium ambrosioides M. W. Williams 1939-6-28 27 Santa Barbara Santa Cruz Island. Canyon back of Smugglers Cove. Comment
  POM250319  Heliotropium curassavicum var. oculatum M. W. Williams 1939-7-12 43 Santa Barbara Santa Cruz Island. Prisoners Harbor. Comment
  POM250320  Nasturtium officinale M. W. Williams 1939-7-12 45 Santa Barbara Santa Cruz Island. Prisoners Harbor, just back of mouth of stream. Comment
  POM250418  Hemizonia fasciculata M. W. Williams 1939-6-7 s.n. Santa Barbara Santa Cruz Island. Comment
  POM255163  Cressa truxillensis W. Williams 1939-1 s.n. Santa Barbara Scorpion Harbor, Santa Cruz Island. Comment
  RSA0063059  Heuchera maxima M. W. Williams 1939-7-1 84 Santa Barbara Santa Cruz Island. Canyon walls back of Scorpion Harbor. Comment
  SEINET11447840 Image available Layia platyglossa M. J. Williams 1967-3-23 s.n. Santa Barbara Figueroa mtn., De La Guerra Springs 610 Comment
  SEINET8196098  Calochortus catalinae M. J. Williams 1937-3-23 s.n. Santa Barbara Figueroa Mountain, De la Guerra Springs. Comment
  SEINET8478812  Fritillaria biflora M. J. Williams 1976-3-23 s.n. Santa Barbara Figueroa Mountain, E of Los Olivos. 610 Comment
  SEINET8561457  Dodecatheon clevelandii M. J. Williams 1967-3-23 23125 Santa Barbara Figueroa Mountain, E of Los Olivos. Comment
  UCSB1320  Phoradendron leucarpum subsp. tomentosum Williams, M. 1959-7-10 Santa Barbara Montane forest, top of Mt. Figueroa, 7 miles E. of Solvang 1371 Comment
  UCSB1660  Atriplex semibaccata Williams, M. 1959-7-1 Santa Barbara Salt marsh 50-200 yards immediately SW of Marine Biology Laboratory; University of California, Santa Barbara, Goleta Comment
  UCSB3611  Ricinus communis Williams, M. 1959-7-8 Santa Barbara 2 miles N of Fairview Ave. of Highway 101, Goleta Comment
  UCSB41684  Paspalum dilatatum Williams, K. 1981-5-30 Santa Barbara East side of Storke Road, 0.3 miles north of El Colegio Road, Goleta 9 Comment
  UCSB41691  Marah macrocarpa Williamson, Paula 1982-2-7 Santa Barbara Old San Marcos Pass Road, 2.1 miles south of junction with Highway 154 609 Comment
  UCSB45683  Lasthenia gracilis Williamson, Paula 1982-4-23 Santa Barbara Nipomo Mesa on Calif. 1, 6.0 miles northwest of Le Roy Park in Guadalupe 30 Comment
  UCSB45684  Rafinesquia californica Williamson, Paula 1982-4-23 Santa Barbara At the top of Harris Grade, 4.5 miles north of Vandenberg Connector Road 274 Comment
  UCSB45691  Heteranthemis viscidihirta Williamson, Paula 1982-4-23 Santa Barbara At Nipomo Mesa on Calif. 1; 6.0 miles northwest of Le Roy Park in Guadalupe 30 Comment
  UCSB6758  Erigeron canadensis Williams, M. 1959-7-4 Santa Barbara 30 yards southwest of Highway 101 between Fairview Avenue and First creek bed, Goleta Comment
  UCSB68095  Poa secunda subsp. secunda Williams, M. 2000-7-12 Santa Barbara Southern foothills of the San Raphael Range, Sedgwick Reserve, Chumash Quarry Hill 750 Comment
  UCSB68346  Viola pedunculata Williams, M. 2001-2-25 Santa Barbara Southern foothills of the San Raphael Range, western portion of Sedgwick Reserve, CuCu Springs vicinity Comment
  SJSU7124  Allium triquetrum E. P. Williams 1961-4-15 Santa Clara by Stevens Cr Rd c. 1 mi above Stevens Cr Dam NW of San Jose Comment
  SEINET4169767  Calochortus albus Margaret J. Williams, Wayne Roderick 1984-5-20 84- 8 -1 Santa Clara Mines road, 0.3 mi from Santa Clara County border 701 Comment
  SJSU8012  Trifolium bifidum var. decipiens E. P. Williams 1961-4-23 Santa Clara Stevens Cr Rd 1 mi above dam of Stevens Cr Reservoir Comment
  RSA102733  Scrophularia californica C. S. Williamson 1901-7-21 s.n. Santa Cruz Santa Cruz. Comment
  UCD92859  Setaria viridis Paul Williamson 1925-8-29 s.n. Santa Cruz Scotts Valley, Miss Eurett's ranch. Comment
  SEINET10463319  Campanula prenanthoides Williamson 1907-7-10 WILLIAMSON s.n. Santa Cruz 1. Santa Cruz; 2. Boulder Creek Comment
  CHSC114621  Madia gracilis B. Williams 1979-6-6 223 Shasta Shasta-Trinity NF/Yolla Bolla RD. Old rd above the creek at N. Fork Begum Cr Campgr. 944 Comment
  CHSC30965  Collinsia greenei B. Williams 1979-6-6 210 Shasta Shasta-Trinity NF/ Yolla Bolla Rd. Old rd above the creek at N. Fork Beegum Cr Campgr. 944 Comment
  UC1479604 Image available Arabis breweri Barbara Williams 1980-5-13 359 Shasta Bollibokka Mtn. Quad. Shasta-Trinity National Forest 822 Comment
  CHSC114593  Arnica venosa B. L. Williams 1979-7-10 251 Shasta Shasta-Trinity NF/Weaverville RD, 0.5 mi inside forest boundary on Trinity Mtn. Rd.,, rd. bank and hillsides above and below rd. 944 Comment
  CAS-BOT-BC267035  Muhlenbergia filiformis Margaret Williams 1972-8-27 s.n. Sierra Near Worn Mill on Boca - Stampede Dam Road, 6.2 miles N of Boca 1737 Comment
  CAS-BOT-BC269707  Symphoricarpos mollis Margaret Williams; Arnold Tiehm 1974-8-17 74 -S-57 Sierra Verdi Ridge, Verdi Range 2133 Comment
  CAS-BOT-BC53078  Ceanothus prostratus Margaret J. Williams 1983-8-7 83- 134 -1 Sierra Between Sardine Valley and Jammer Puncher Chair Flat 1981 Comment
  RSA339127  Ceanothus prostratus Margaret J. Williams 1983-8-7 s.n. Sierra Betw Sardine Valley and Jammer Puncher Chair Flat Comment
  SEINET11196756 Image available Helianthella californica var. nevadensis M. J. Williams, B. Trowbridge, G. H. True Jr, A. Tiehm 1977-7-26 77- 48 -1 Sierra Independence Lake 2118 Comment
  SEINET12564966  Cryptantha simulans M. J. Williams, A. Tiehm 1974-8-17 74 -S-54 Sierra Verdi Ridge Road. 2134 Comment
  SEINET14173747  Castilleja tenuis M. J. Williams 1983-8-7 83- 134 -2 Sierra Between Sardine Valley and Jammer Puncher Chair Flat. 1981 Comment
  SEINET223066  Ivesia sericoleuca M. J. Williams 1979-6-13 79751 Sierra Mitchell Canyon Road into Dog Valley. Comment
  SEINET232458  Ceanothus prostratus M. J. Williams 1983-8-7 83- 134 -1 Sierra Between Sardine Valley and Jammer Puncher Chair Flat 1981 Comment
  SEINET6031264  Orobanche uniflora var. occidentalis M. J. Williams 1981-7-10 81- 107 -1 Sierra Near Sagehen Creek Comment
  UCR88937  Callitriche verna Margaret Williams 1972-8-27 s.n. Sierra Near Worn Mill on Boca-Stampede Dam Road, 6.2 mi north of Boca. 1805 Comment
  CAS-BOT-BC221806  Monardella odoratissima Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  CAS-BOT-BC272121  Centaurea cyanus Margaret Williams; Arnold Tiehm 1974-6-2 s.n. Sierra Near Cold Creek Campground se. of Sierraville 1706 Comment
  CAS-BOT-BC414580  Polygonum douglasii Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  CAS-BOT-BC420172  Polygonum sawatchense subsp. sawatchense Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Dam 2011 Comment
  CAS-BOT-BC421056  Polygonum spergulariiforme Margaret Williams 1976-8-29 76 -106 Sierra Road from Dog Valley Summit to Hobart Mills, turn to Verdi Peak. 1828 Comment
  CAS-BOT-BC451506  Elodea Margaret Williams 1972-8-27 s.n. Sierra Near Worm Mill on Boca - Stampede Dam road, 6.2 mi. n of Boca 1737 Comment
  NY532208  Carduus nutans M. J. Williams 1974-8-17 74-S- 53 Sierra Verdi Ridge Road, Verdi Range 2133.6 Comment
  NY571155  Penstemon azureus var. azureus M. J. Williams 1977-7-26 7748- 3 Sierra Independence Lake 2118.4 Comment
  SD149148  Monardella odoratissima subsp. pallida Margaret Williams 1972-8-27 Sierra Merrill Valley just north of Stampede Dam 2012 Comment
  SEINET11744982 Image available Packera streptanthifolia M. J. Williams, A. Tiehm 1974-6-2 74- 8 -1 Sierra Meadow near Hwy 89, N of Hobart Mills. 1737 Comment
  SEINET13359734  Carex heteroneura M. J. Williams 1967-8-14 s. n. Sierra [Sierra Nevada] Yuba Pass 2042 Comment
  SEINET222994  Asclepias cordifolia Margaret J. Williams 1979-6-13 79- 73 -1 Sierra Dog Valley road. Comment
  SEINET4335269  Polygonum spergulariiforme M. J. Williams 1976-8-29 76 -106 Sierra Intersection Verdi Peak Rd. and Henness Pass Rd. 1920 Comment
  SEINET5339539  Ribes cereum M. J. Williams, A. Tiehm 1974-6-2 74 -B-3 Sierra Meadow near Hwy 89, north of Hobart Mills 1737 Comment
  SEINET5343484 Image available Centaurea cyanus M. J. Williams, A. Tiehm 1974-1 74 -A-1 Sierra N end of Hwy. 89 1615 Comment
  SEINET7923640  Apocynum androsaemifolium M. J. Williams 1972-8-27 6684 Sierra Merrill Valley 1920 Comment
  SEINET8480663  Cornus sericea var. sericea M. J. Williams 1969-9-13 s.n. Sierra Webber Lake 2065 Comment
  JEPS42278  Ceanothus diversifolius F. H. Williams 1 Siskiyou Mt. Shasta Comment
  SEINET6188314  Juncus ensifolius var. montanus M. J. Williams 1967-9-2 s.n. Siskiyou Cabin Meadow Comment
  SEINET6409479  Polystichum lemmonii M. J. Williams 1967-9-2 s.n. Siskiyou Cabin Meadow 1829 Comment
  SEINET8586417  Gentiana newberryi M. J. Williams 1967-9-2 s.n. Siskiyou Mount Eddy, Deadfall Lake Trail. 1951 Comment
  UCD51595  Aegilops triuncialis W. A. Williams 1951-5-28 s.n. Solano Timm Ranch, 8 miles north of Vacaville, off Pleasants Valley road. Comment
  UCD63780  Deschampsia cespitosa subsp. holciformis H. D. Williamson 1930-5-26 Solano Suisun. Comment
  UCD104095  Acmispon brachycarpus W. A. Williams 1951-6-30 s.n. Solano Mt. Voca. Comment
  UCD108177  Pickeringia montana W. A. Williams 1951-6-30 s.n. Solano Mt. Vaca. Comment
  CAS-BOT-BC259472  Eriogonum luteolum Margaret J. Williams; Wayne Roderick 1978-7-16 78- 228 -2 Sonoma Near Occidental Comment
  HREC248 Image available Pleuropogon hooverianus Chuck Williams 1998-5-21 2162 Sonoma Hopland Field Station: 4100 Pressley Rd. Comment
  JEPS77679  Cordylanthus tenuis subsp. capillaris Margaret J. Williams 1978-7-16 78- 228 -4 Sonoma near Occidental Comment
  SEINET13679568  Cordylanthus pallescens M. J. Williams, Wayne Roderick 1978-7-16 78- 228 -4 Sonoma Near Occidental. Comment
  UCD106652  Lupinus arboreus Terri Williamson 1990-5-20 54 Sonoma Bayflat Road, Bodega Bay. 3 Comment
  UCD106736  Lotus corniculatus Terri Williamson 1990-5-20 52 Sonoma Bayflat Rd. Bodega Bay. 3 Comment
  UCD109496  Trifolium variegatum var. major Terri Williamson 1990-5-20 59 Sonoma Bayflat Rd. Bodega Bay. 3 Comment
  UCD116102  Nasturtium officinale Terri Williamson 1990-5-20 65 Sonoma Bayflat Rd. Bodega Bay. 3 Comment
  UCD122711  Mimulus guttatus Terri Williamson 1990-5-20 58 Sonoma Bayflat Rd., Bodega Bay. 3 Comment
  UCD123033  Castilleja subinclusa subsp. franciscana Terri Williamson 1990-5-20 56 Sonoma Bayflat Road, Bodega Bay. 3 Comment
  UCD128374  Achillea millefolium Terri Williamson 1990-5-20 50 Sonoma Bayflat Road, Bodega Bay. 3 Comment
  UCD84887  Holcus mollis Terri Williamson 1990-5-20 63 Sonoma Bayflat Road. Bodega Bay. 3 Comment
  UCR11341  Armeria maritima L. L. Williams 1971-5-13 s.n. Sonoma Near Stewarts Point AT jct of only paved road going inland in immediate area of about 5 mi Hwy 1 34 Comment
  SEINET13682823  Diplacus aurantiacus M. J. Williams 1968-4-6 s.n. Sonoma Trinity Grade. 213 Comment
  UCD109956  Trifolium wormskioldii W. A. Williams 1956-6-7 s.n. Sonoma Goodale Ranch, 12 miles west of Petaluma on Fallon Road. Comment
  UCD91413  Polypogon monspeliensis Terri Williamson 1990-5-24 73 Sonoma Cal-State Hayward Campus, Hayward. 243 Comment
  RSA339157  Clarkia unguiculata Margaret J. Williams, Wayne Roderick 1984-5-20 84- 11 -2 Stanislaus Del Puerto Canyon road, 1.7 mi. east of Santa Clara County line 457 Comment
  SEINET256836 Image available Dodecatheon clevelandii Margaret J. Williams 1968-4-6 68- 3 -14 Stanislaus Patterson Road, Del Puerto Canyon. Comment
  SEINET4149833  Clarkia unguiculata M. J. Williams, W. Roderick 1984-5-20 84- 11 -2 Stanislaus Del Puerto Canyon road, 1.7 mi E of Santa Clara County line 457 Comment
  SEINET8478775  Fritillaria agrestis M. J. Williams 1968-3-3 68 -2 Stanislaus Near Hwy 120, just E of Oakdale. 46 Comment
  UCD39892  Aristida oligantha W. A. Williams 1955-10-29 s.n. Tehama 12 miles west of Corning. Comment
  CHSC30958  Erigeron inornatus var. inornatus B. Williams 1979-8-16 310 Trinity Trail from Bull Lake to Robbers Meadow, Shasta-Trinity NF/Mt. Shasta RD. 2072 Comment
  CHSC30960  Epilobium minutum B. Williams 1979-5-31 199 Trinity Jct of 29N49 with rd 29 in sec. 25. Shasta-Trinity National Forest, Yolla Bolla Rd. 1463 Comment
  CHSC30969  Trifolium breweri B. Williams 1979-6-20 243 Trinity Shasta-Trinity NF/ Weaverville RD. 1.7 air miles sw of Trinity Center off of logging rd to Preacher meadow. 1036 Comment
  CHSC31477  Montia parvifolia B. Williams 1979-7-24 283 Trinity 1.5 mi from trailhead on Canyon Creek trail. Shasta-Trinity NF/Weaverville RD. 1182 Comment
  CHSC59657  Aspidotis densa B. Williams 1979-5-22 109 Trinity Shasta-Trinity NF/Yolla Bolly Road, 2.5 mi from Hwy 36 on rd 30 (to Pine Root Station), 0.3 mi from turnoff to Mud Springs. 1097 Comment
  CHSC59809  Galium glabrescens B. Williams 1979-7-16 308 Trinity Shasta-Trinity NF/Mt. Shasta Road, trail from Bull Lake to Robbers Meadow. 2072 Comment
  UC1425856  Boechera subpinnatifida Barbara L. Williams 1980-4-8 352 Trinity 0.5 mi w Big Flat city population sign; Shasta Trinity National Forest, Hayfork Quad., Trinity River Comment
  UC1446117  Boechera retrofracta Barbara Williams Aug 1979 274 Trinity Canyon Creek Trail ca 1.5 mi from trailhead. Helena Quad. 1158 Comment
  UC1518380  Ivesia pickeringii Barbara Williams 1979-8-14 441 Trinity ca 0.4 mi n Eagle Creek campground (to 0.2 mi n of campground, w side of old Highway 3 (w side of Trinity River), Weaverville Ranger District); Shasta-Trinity National Forest, Bonanza King Quad. 877 Comment
  UCR37523  Viola hallii P. Williams, Brian Kearney, Mike Malamus 1984-5-26 32 Trinity Scott Mtn Campground. S slope 1646 Comment
  UCR37955  Collinsia greenei P. Williams, Brian Kearney, Mike Malamus 1984-5-12 20 Trinity Philpot [Cold Springs] Campground 979 Comment
  UCR37959  Horkelia tridentata P. Williams, Mike Malamus, Brian Kearney 1984-5-12 39 Trinity Philpot [Cold Springs] Campground 979 Comment
  CHSC114580  Boechera breweri Barbara Williams; Sue Horner 1997-6-24 Trinity Shasta-Trinity National Forests, Hayfork Ranger District; along Post Creek ca. 10 mi. S of Hayfork. 853 Comment
  CHSC114626  Hydrophyllum occidentale B. Williams 1979-5-23 143 Trinity Shasta-Trinity NF/Yolla Bolla RD. 5 mi from Hwy 36 on rd 30, serpentine slope on right hand side. 1158 Comment
  UCD106089  Hosackia crassifolia W. A. Williams 1951-6-15 s.n. Trinity 1 mi. W. Weaverville. Comment
  UCD106090  Hosackia crassifolia W. A. Williams 1951-6-15 s.n. Trinity 1 mi. W. Weaverville. Comment
  UCD109958  Trifolium wormskioldii W. A. Williams 1957-7-22 57 D Trinity Bear Creek Meadows near Cabin: Shasta National Forest; east of Mt. Eddy. 1828 Comment
  CHSC26061  Ceanothus leucodermis Edwrina Williams 1970-5-23 64 Tulare Ca. 20 miles NE of Springville, 1 mile SW of Camp Wishon at Meadow Creek in Sequoia Nat'l Forest in Sierra Nevada Mtns. 1158 Comment
  JEPS50020  Parvisedum pumilum L. Williams 1920-4-24 Tulare 4 mi e of Three Rivers (on Mineral King Road); Mineral King Road Comment
  RSA394751B  Plagiobothrys canescens var. canescens Meredith Williams 1967-4-30 36 Tulare Clemmie Gill Conservation Camp-Rancheria Rd.-10 miles NE Springville. Green Horn mountain range. 549 Comment
  SBBG54553  Calochortus amoenus M. Williams 1967-4-29 93 Tulare Clemmie Gill Conservation Camp, Rancheria Rd, 10 mi NE of Springville, Greenhorn Mtns 548 Comment
  SEINET5338602  Myriopteris cooperae M. J. Williams 1970-6-11 s.n. Tulare Near Petwisha, Sequoia National Park Comment
  SEINET6429236  Pellaea andromedifolia M. J. Williams 1970-6-11 s.n. Tulare [Sierra Nevada] Potwisha, Sequoia National Park Comment
  SEINET6626519  Pellaea mucronata M. J. Williams 1970-6-10 s.n. Tulare [Sierra Nevada] Sequoia National Park, Hospital Rock, near Hwy 198 Comment
  CAS-BOT-BC106804  Salix hindsiana Mrs. W. J. Williamson 1919-5-11 62 Tuolumne Bear Creek near Stanislaus River 243 Comment
  CAS-BOT-BC138204  Aira caryophyllea var. caryophyllea Mrs. W. J. Williamson 1919-5-17 98 Tuolumne Red Hill Gulch. Peoria Mountain. 487 Comment
  CAS-BOT-BC139538  Agrostis gigantea Mrs. W. J. Williamson 1919-7-22 313 Tuolumne Bank of Reservoir near Jamestown. 426 Comment
  CAS-BOT-BC139882  Adenostoma fasciculatum Mrs. W. J. Williamson 1919-5-24 172 Tuolumne Hills above Indian Creek 365 Comment
  CAS-BOT-BC144258  Bromus arenarius Mrs. W. J. Williamson 1919-5-19 142 Tuolumne Banks of Spring Gulch near Bear Creek. 304 Comment
  CAS-BOT-BC144371  Briza minor Mrs. W. J. Williamson 1919-5-2 29 Tuolumne Near Bear Creek. 335 Comment
  CAS-BOT-BC147394  Rosa californica Mrs. W. J. Williamson 1919-5-22 156 Tuolumne Rawhide, by Bear Creek 457 Comment
  CAS-BOT-BC149142  Bromus carinatus var. carinatus Mrs. W. J. Williamson 1919-5-23 162 Tuolumne Near Rawhide. 457 Comment
  CAS-BOT-BC149844  Heteromeles arbutifolia Mrs. W. J. Williamson 1919-6-15 223 Tuolumne Hills near Rawhide 441 Comment
  CAS-BOT-BC150321  Diplacus aurantiacus Mrs. W. J. Williamson 1919-5-2 31 Tuolumne Above Indian Creek 365 Comment
  CAS-BOT-BC15355  Agoseris grandiflora var. grandiflora Mrs. W. J. Williamson 1919-5-17 108 Tuolumne Red Hill Gulch, Peoria Mountain 487 Comment
  CAS-BOT-BC155625  Bromus diandrus Mrs. W. J. Williamson 1919-5-20 144 Tuolumne Near French Flat. 381 Comment
  CAS-BOT-BC157573  Solanum umbelliferum Mrs. W. J. Williamson 1919-4-27 14 Tuolumne Near Penon Blanco Mine near Indian Creek 365 Comment
  CAS-BOT-BC161669  Bromus rubens Mrs. W. J. Williamson 1919-5-13 73 Tuolumne Red Hill Gulch on Peoria Mountain. 487 Comment
  CAS-BOT-BC165696  Clarkia unguiculata Mrs. W. J. Williamson 1919-5-15 4 Tuolumne Above Indian Creek 350 Comment
  CAS-BOT-BC170363  Polygala cornuta var. cornuta Mrs. W. J. Williamson 1919-6-12 219 Tuolumne Red Hill Gulch near Peoria Flat 426 Comment
  CAS-BOT-BC178612  Vulpia myuros subsp. megalura Mrs. W. J. Williamson 1919-5-17 94 Tuolumne Red Hill Gulch at foot of Peoria Mt. 304 Comment
  CAS-BOT-BC184146  Vulpia microstachys var. microstachys Mrs. W. J. Williamson 1919-4-25 7 Tuolumne Near French Flat 411 Comment
  CAS-BOT-BC189044  Eriodictyon californicum Mrs. W. J. Williamson 1919-5-2 33 Tuolumne Hills above Indian Creek 365 Comment
  CAS-BOT-BC189832  Dactylis glomerata W. J. Williamson 1919-5-24 174 Tuolumne Bear Creek. 304 Comment
  CAS-BOT-BC190335  Cynodon dactylon Mrs. W. J. Williamson 1919-5-19 135 Tuolumne Bear Creek. 304 Comment
  CAS-BOT-BC197198  Echinochloa crus-galli Mrs. W. J. Williamson 1919-7-22 319 Tuolumne Jamestown Creek 426 Comment
  CAS-BOT-BC203156  Vitis californica Mrs. W. J. Williamson 1919-5-30 188 Tuolumne Spring Gulch near Bear Creek 304 Comment
  CAS-BOT-BC203163  Vitis californica Roxana Williamson 1924-11-1 s.n. Tuolumne Bear Creek, vicinity of Rawhide City Comment
  CAS-BOT-BC203773  Elymus glaucus subsp. glaucus Mrs. W. J. Williamson 1919-5-20 123 Tuolumne Butchers Gulch near mouth of Morman Creek 335 Comment
  CAS-BOT-BC211975  Cornus sericea Mrs. W. J. Williamson 1919-5-15 89 Tuolumne Bear Creek 304 Comment
  CAS-BOT-BC222992  Cephalanthus occidentalis Mrs. W. J. Williamson 1919-6-26 265 Tuolumne Mouth of Bear Creek 243 Comment
  CAS-BOT-BC223908  Helianthemum scoparium Mrs. W. J. Williamson 1919-5-16 91 Tuolumne Red Hill Gulch, Peoria Mt. 487 Comment
  CAS-BOT-BC232704  Navarretia pubescens Mrs. W. J. Williamson 1919-5-7 47 Tuolumne Above Bear Creek 335 Comment
  CAS-BOT-BC233044  Polypogon interruptus Mrs. W. J. Williamson 1919-6-1 360 a Tuolumne Spring Gulch near Bear Creek 335 Comment
  CAS-BOT-BC235245  Elymus multisetus Mrs. W. J. Williamson 1919-5-20 124 Tuolumne Butchers Gulch near mouth of Morman Creek 335 Comment
  CAS-BOT-BC235611  Keckiella breviflora Mrs. W. J. Williamson 1919-5-6 45 Tuolumne Above Bear Creek 2133 Comment
  CAS-BOT-BC235714  Keckiella breviflora var. glabrisepala Mrs. W. J. Williamson 1919-5-6 45 Tuolumne Above Bear Creek 304 Comment
  CAS-BOT-BC237464  Polypogon viridis W. J. Williamson 1919-6-1 360 Tuolumne Spring Gulch near Bear Creek 335 Comment
  CAS-BOT-BC240883  Lonicera interrupta Mrs. W. J. Williamson 1919-5-30 186 Tuolumne Bear Creek 335 Comment
  CAS-BOT-BC243362  Poa secunda subsp. secunda Mrs. W. J. Williamson 1919-5-15 84 Tuolumne Hills above Indian Creek 365 Comment
  CAS-BOT-BC243363  Poa secunda subsp. secunda Mrs. W. J. Williamson 1919-4-25 2 Tuolumne Near French Flat 411 Comment
  CAS-BOT-BC244103  Poa secunda subsp. secunda Mrs. W. J. Williamson 1919-5-15 82 Tuolumne Above Indian Creek 365 Comment
  CAS-BOT-BC245955  Sambucus nigra subsp. caerulea Mrs. W. J. Williamson 1919-5-7 581 Tuolumne Above Bear Creek 335 Comment
  CAS-BOT-BC245957  Sambucus nigra subsp. caerulea Mrs. W. J. Williamson 1919-5-7 52 Tuolumne Above Bear Creek 335 Comment
  CAS-BOT-BC255  Allium sanbornii var. jepsonii Mrs. W. J. Williamson 1919-5-23 157 Tuolumne Table Mt. above Rawhide 609 Comment
  CAS-BOT-BC255216  Poa pratensis Mrs. W. J. Williamson 1919-5-17 96 Tuolumne Red Hill Gulch, Peoria Mt. 487 Comment
  CAS-BOT-BC255637  Poa annua Mrs. W. J. Williamson 1919-6-19 240 Tuolumne Near French Flat 365 Comment
  CAS-BOT-BC256  Allium jepsonii Mrs. W. J. Williamson 1919-5-12 64 Tuolumne Spring Gulch on Rawhide Hill 365 Comment
  CAS-BOT-BC265703  Paspalum distichum Mrs. W. J. Williamson 1919-7-1 283 Tuolumne On Bear Creek 304 Comment
  CAS-BOT-BC266579  Githopsis pulchella Mrs. W. J. Williamson 1919-5-6 44 Tuolumne Above Bear Creek 320 Comment
  CAS-BOT-BC267668  Eriogonum roseum Mrs. W. J. Williamson 1919-7-22 321 Tuolumne Slope of Table Mt. near Jamestown 457 Comment
  CAS-BOT-BC269194  Lolium temulentum Mrs. W. J. Williamson 1919-5-7 54 Tuolumne Near French Flat 365 Comment
  CAS-BOT-BC269643  Symphoricarpos albus var. laevigatus Mrs. W. J. Williamson 1919-6-20 248 Tuolumne Bear Creek 304 Comment
  CAS-BOT-BC271743  Melica californica Mrs. W. J. Williamson 1919-4-25 10 Tuolumne Open pasture land near French Flat 411 Comment
  CAS-BOT-BC272772  Calycadenia truncata subsp. truncata Mrs. W. J. Williamson 1919-6-30 272 Tuolumne Long Gulch, vicinity of Rawhide 365 Comment
  CAS-BOT-BC284047  Eragrostis pectinacea var. miserrima Mrs. W. J. Williamson 1919-10-3 354 Tuolumne Stanislaus River near Iron Canyon 182 Comment
  CAS-BOT-BC284950  Hordeum brachyantherum subsp. californicum Mrs. W. J. Williamson 1919-6-16 226 Tuolumne Long Gulch near Rawhide 365 Comment
  CAS-BOT-BC304384  Gnaphalium palustre Mrs. W. J. Williamson 1919-5-17 101 Tuolumne Red Hill gulch, Peoria Mt. 487 Comment
  CAS-BOT-BC308217  Eriophyllum lanatum var. grandiflorum Mrs. W. J. Williamson 1919-5-6 46 Tuolumne Bear Creek 320 Comment
  CAS-BOT-BC345394  Malacothrix clevelandii Mrs. W. J. Williamson 1919-5-15 80 Tuolumne Above Indian Creek 304 Comment
  CAS-BOT-BC365286  Solidago velutina subsp. californica Mrs. W. J. Williamson 1919-8-18 342 Tuolumne Bear Creek near Rawhide 457 Comment
  CAS-BOT-BC39448  Caulanthus lasiophyllus W. J. Williamson 1919-5-15 171 Tuolumne Hills above Indian Creek. 365 Comment
  CAS-BOT-BC47592  Jepsonia heterandra Mrs. W. J. Williamson 1919-9-16 349 Tuolumne Iron Canyon Stanislaus River 198 Comment
  CAS-BOT-BC77468  Philadelphus lewisii Mrs. W. J. Williamson 1919-5-15 168 Tuolumne Iron Canyon, Stanislaus River 228 Comment
  CAS-BOT-BC7806  Delphinium variegatum subsp. variegatum Mrs. W. J. Williamson 1919-5-15 87 Tuolumne Little Flat above Indian Creek 365 Comment
  CAS-BOT-BC7807  Delphinium variegatum subsp. variegatum Mrs. W. J. Williamson 1919-5-15 87 Tuolumne Little Flat above Indian Creek 365 Comment
  CAS-BOT-BC91033  Calycanthus occidentalis Mrs. W. J. Williamson 1919-5-18 110 Tuolumne Along Spring Gulch near Bear Creek. 304 Comment
  CAS-BOT-BC91038  Calycanthus occidentalis Mrs. W. J. Williamson 1919-5-18 110 Tuolumne Along Spring Gulch near Bear Creek. 304 Comment
  CAS-BOT-BC98055  Symphyotrichum lentum Mrs. W. J. Williamson 1919-9-8 348 Tuolumne hills near Rawhide 426 Comment
  CAS-BOT-BC98799  Baccharis douglasii Mrs. W. J. Williamson 1919-7-22 329 Tuolumne Bear Creek 304 Comment
  JEPS21733  Calycadenia truncata Mrs. W. J. Williamson 1911-6-30 272 Tuolumne vicinity of, Long Gulch Rawhide 365 Comment
  JEPS6112  Delphinium Mrs. W. J. Williamson 1919-5-15 87 Tuolumne above Indian Creek; Little Flat 365 Comment
  JEPS6913  Penstemon azureus var. angustissimus Mrs. W. J. Williamson 1919-7-28 324 Tuolumne Iron Canyon Stanislaus River, Iron Canyon 365 Comment
  POM129158  Andropogon glomeratus W. J. Williamson 1919-6-15 227 Tuolumne Long Gulch near Rawhide 427 Comment
  POM129160  Heteromeles arbutifolia W. J. Williamson 1919-6-15 223 Tuolumne Hills near Rawhide. 442 Comment
  POM129175  Agrostis stolonifera W. J. Williamson 1919-7-22 313 Tuolumne Banks of reservoir near Jamestown. 427 Comment
  POM129277  Epilobium canum subsp. latifolium W. J. Williamson 1919-7-1 296 Tuolumne Iron Canyon, Stanislaus River 244 Comment
  POM129285  Melissa officinalis W. J. Williamson 1919-6-17 237 Tuolumne Table Mt. near Rawhide. 427 Comment
  POM129290  Chenopodium botrys W. J. Williamson 1919-7-22 317 Tuolumne Jamestown Creek. 427 Comment
  POM129414  Echinochloa crus-galli W. J. Williamson 1919-7-22 319 Tuolumne Jamestown Creek, Jamestown 427 Comment
  POM129418  Paspalum distichum W. J. Williamson 1919-07 283 Tuolumne on Bear Creek 305 Comment
  POM129585  Aster lentus W. J. Williamson 1919-9-7 348 Tuolumne Hills near Rawhide 427 Comment
  POM129615  Panicum dichotomiflorum W. J. Williamson 1919-7-22 315 Tuolumne Banks of reservoir near Jamestown. 427 Comment
  POM129625  Phleum pratense W. J. Williamson 1919-7-22 314 Tuolumne O'Neal Reservoir; Jamestown 427 Comment
  POM129639  Conyza canadensis W. J. Williamson 1919-7-22 318 Tuolumne Jamestown Creek, Jamestown 427 Comment
  POM136706  Aesculus californica W. J. Williamson 1919-5-30 173 Tuolumne Spring Gulch near Bear Creek. 335 Comment
  POM139597  Rosa californica W. J. Williamson 1919-5-22 156 Tuolumne Rawhide by Bear Creek 457 Comment
  POM166955  Salix exigua W. J. Williamson 1919-5-11 67 Tuolumne Bear Creek near Stanislaus River 244 Comment
  POM19425  Lotus scoparius var. scoparius W. J. Williamson 1919-5-18 111 Tuolumne Rawhide Hill 412 Comment
  POM198366  Cynodon dactylon W. J. Williamson 1919-5-9 135 Tuolumne Bear Creek 305 Comment
  POM198367  Briza minor W. J. Williamson 1919-5-2 29 Tuolumne Near Bear Creek. 305 Comment
  POM198431  Elymus multisetus W. J. Williamson 1919-5-20 124 Tuolumne Butcher's Gulch near mouth of Morman Creek. 335 Comment
  POM198432  Bromus diandrus W. J. Williamson 1919-5-20 144 Tuolumne Near French Flat 381 Comment
  POM198433  Bromus carinatus W. J. Williamson 1919-5-23 162 Tuolumne Open hill near Rawhide 457 Comment
  POM198434  Polypogon interruptus W. J. Williamson 1919-5-17 95 Tuolumne Red Hill Gulch, Peoria Mt. 488 Comment
  POM198436  Panicum acuminatum var. acuminatum W. J. Williamson 1919-5-18 113 Tuolumne Canyon of Spring Gulch on Rawhide Hill 366 Comment
  POM198437  Lolium temulentum W. J. Williamson 1919-5-7 54 Tuolumne Near French Flat 366 Comment
  POM198725  Melica californica var. nevadensis W. J. Williamson 1919-4-25 10 Tuolumne Near French Flat. 412 Comment
  POM198729  Poa pratensis W. J. Williamson 1919-5-17 96 Tuolumne Red Hill Gulch, Peoria Mt. 488 Comment
  POM198730  Poa secunda W. J. Williamson 1919-5-15 84 Tuolumne Hills above Indian Creek 366 Comment
  POM21010  Keckiella breviflora W. J. Williamson 1919-5-6 45 Tuolumne Bear Creek. 305 Comment
  POM46691  Lonicera interrupta W. J. Williamson 1919-5-30 186 Tuolumne Bear Creek. 335 Comment
  POM46692  Sambucus mexicana W. J. Williamson 1919-5-7 52 Tuolumne above Bear Creek 335 Comment
  POM51395  Packera clevelandii W. J. Williamson 1919-5-24 184 Tuolumne Above canon of Spring Gulch on Rawhide Hill. 396 Comment
  POM51409  Helianthemum scoparium var. vulgare W. J. Williamson 1919-5-16 91 Tuolumne Red Hill Gulch, Peoria Mt. 488 Comment
  POM56422  Eriophyllum lanatum var. grandiflorum W. J. Williamson 1919-5-6 46 Tuolumne Above Bear Creek 320 Comment
  POM60134  Githopsis pulchella subsp. serpentinicola C. S. Williamson 1919-5-6 s.n. Tuolumne Above Bear Creek 320 Comment
  POM61451  Lepechinia calycina W. J. Williamson 1919-5-16 92 Tuolumne Red Hill Gulch, Peoria Mt. 488 Comment
  RSA21011  Mimulus aurantiacus var. aurantiacus W. J. Williamson 1919-5-2 31 Tuolumne Chaparral above Indian Creek Comment
  UC473688  Eriogonum roseum Mrs. W. J. Williamson 1919-7-22 321 Tuolumne slope of Table Mt. near Jamestown; Table Mt. 457 Comment
  UC473689  Echinochloa crus-galli Mrs. W. J. Williamson 1919-7-22 319 Tuolumne Jamestown Creek 426 Comment
  UC473694  Verbascum blattaria Mrs. W. J. Williamson 1919-6-12 208 Tuolumne Spring Gulch 365 Comment
  UC473696  Chenopodium ambrosioides Mrs. W. J. Williamson 1919-7-22 312 Tuolumne banks of reservoir near Jamestown 426 Comment
  UC473697  Polygala cornuta var. cornuta Mrs. W. J. Williamson 1919-6-12 219 Tuolumne near Peoria Flat; Red Hill Gulch 426 Comment
  UC473700  Verbascum thapsus Mrs. W. J. Williamson 1919-6-22 253 Tuolumne Mormon Creek 213 Comment
  UC473707  Ericameria arborescens Mrs. W. J. Williamson 1919-9-2 347 Tuolumne Stanislaus River near Iron Canon; Stanislaus River 457 Comment
  UC473710  Holocarpha virgata subsp. virgata Mrs. W. J. Williamson 1919-8-18 341 Tuolumne Rawhide Flat 426 Comment
  UC473714  Equisetum laevigatum Mrs. W. J. Williamson 1919-7-1 292 Tuolumne mouth of Mormon Creek (Stanislaus River) 182 Comment
  UC473716  Symphoricarpos albus var. laevigatus Mrs. W. J. Williamson 1920-9-16 352 Tuolumne Iron Canyon Stanislaus River (Stanislaus River) 243 Comment
  UC473717  Calycadenia truncata Mrs. W. J. Williamson 1919-6-30 272 Tuolumne vicinity of Rawhide; Long Gulch 365 Comment
  UC473722  Eriogonum nudum var. pubiflorum Mrs. W. J. Williamson 1919-7-28 323 Tuolumne Iron Canyon Stanislaus River, Iron Canyon 365 Comment
  UC473723  Mimulus viscidus var. viscidus Mrs. W. J. Williamson 1919-6-17 234 Tuolumne near Mormon Creek 304 Comment
  UC473725  Symphoricarpos albus var. laevigatus Mrs. W. J. Williamson 1919-6-20 248 Tuolumne Bear Creek 304 Comment
  UC473731  Agrostis stolonifera Mrs. W. J. Williamson Jun 1919 360 Tuolumne near Bear Creek; Spring Gulch 335 Comment
  UC473732  Nicotiana quadrivalvis Mrs. W. J. Williamson 1919-1 353 Tuolumne hill near Tuttletown 365 Comment
  UC815203  Agrostis Mrs. W. J. Williamson 1919-7-22 313 Tuolumne near Jamestown 426 Comment
  UC816103  Briza minor Mrs. W. J. Williamson 1919-5-2 29 Tuolumne slopes near Bear Creek 335 Comment
  UC816115  Bromus arenarius Mrs. W. J. Williamson 1919-5-19 142 Tuolumne Spring Gulch near Bear Creek; Spring Gulch 1000 Comment
  UC816458  Bromus diandrus Mrs. W. J. Williamson 1919-5-20 144 Tuolumne near French Flat 381 Comment
  UC816663  Cynodon dactylon Mrs. W. J. Williamson 1919-5-19 135 Tuolumne Bear Creek 304 Comment
  UC817424  Elymus glaucus Mrs. W. J. Williamson 1919-5-20 123 Tuolumne near mouth of Mormon Creek; Butchers Gulch 335 Comment
  UC817994  Vulpia microstachys var. confusa Mrs. W. J. Williamson 1919-4-25 7 Tuolumne near French Flat 1350 Comment
  UC817997  Vulpia myuros var. hirsuta Mrs. W. J. Williamson 1919-5-17 94 Tuolumne Red Hill Gulch Peoria Mt. (foot of Peoria Mt) 304 Comment
  UC820645  Poa annua Mrs. W. J. Williamson 1919-6-19 240 Tuolumne near French Flat 365 Comment
  UC820820  Poa secunda subsp. secunda Mrs. W. J. Williamson 1919-5-15 84 Tuolumne hills above Indian Creek 365 Comment
  UC821470  Elymus multisetus Mrs. W. J. Williamson 1919-5-20 124 Tuolumne near mouth of Mormon Creek; Butchers Gulch 335 Comment
  UC829023  Lessingia pectinata var. tenuipes Mrs. W. J. Williamson 1919-7-1 294 Tuolumne at the mouth Bear Creek; Stanislaus River at the mouth of Bear Creek 198 Comment
  UC829037  Lessingia nemaclada Mrs. W. J. Williamson 1919-6-15 222 Tuolumne Stanislaus River Iron Canyon, Stanislaus River 243 Comment
  UC829910  Solidago velutina subsp. californica Mrs. W. J. Williamson 1919-8-18 342 Tuolumne near Rawhide (Bear Creek); Bear Creek 457 Comment
  UC831128  Malacothrix clevelandii Mrs. W. J. Williamson 1919-5-15 80 Tuolumne above Indian Creek 304 Comment
  UC832887  Wyethia angustifolia Mrs. W. J. Williamson 1919-5-17 105 Tuolumne Peoria Mt. 487 Comment
  UC843434  Allium jepsonii Mrs. W. J. Williamson 1919-5-30 157 Tuolumne Table Mt. above Rawhide; Table Mt. 609 Comment
  UC843666  Calochortus luteus Mrs. W. J. Williamson May 1919 116 Tuolumne French Flat 441 Comment
  UC852857  Silene gallica Mrs. W. J. Williamson 1919-4-27 11 Tuolumne near French Flat; near French Flat 426 Comment
  UC853278  Herniaria hirsuta subsp. hirsuta Mrs. W. J. Williamson 1919-6-23 359 Tuolumne Spring Gulch near Bear Creek; Spring Gulch near Bear Creek 335 Comment
  UC856824  Navarretia intertexta Mrs. W. J. Williamson 1919-5-17 104 Tuolumne base of Peoria Mt. Peoria Mt. 274 Comment
  UC858327  Philadelphus lewisii Mrs. W. J. Williamson 1919-5-15 168 Tuolumne Iron Canyon Stanislaus River 228 Comment
  UC865712  Melilotus albus Mrs. W. J. Williamson 1919-6-12 211 Tuolumne near Iron Canyon; Stanislaus River 182 Comment
  UC865718  Melilotus indicus Mrs. W. J. Williamson 1919-6-12 239 Tuolumne grainfield near French Flat Comment
  UC868239  Polygala cornuta var. cornuta Mrs. W. J. Williamson 1919-6-12 219 Tuolumne near Peoria Flat; Red Hill Gulch 426 Comment
  UC869121  Chamaesyce serpyllifolia Mrs. W. J. Williamson 1919-5-21 103 Tuolumne at base Peoria Mtn 243 Comment
  UC871126  Anoda cristata Mrs. W. J. Williamson 1919-8-30 344 Tuolumne Bear Creek 396 Comment
  UC871340  Modiola caroliniana Mrs. W. J. Williamson 1919-4-28 22 Tuolumne near Bear Creek 335 Comment
  UC871816  Hypericum concinnum Mrs. W. J. Williamson May 1919 Tuolumne at Tarantula Mine near French Flat 457 Comment
  UC872504  Mentzelia laevicaulis var. laevicaulis Mrs. W. J. Williamson 1919-7-28 325 Tuolumne near mouth of Mormon Creek 243 Comment
  UC872900  Lythrum hyssopifolia Mrs. W. J. Williamson 1919-5-17 100 Tuolumne base of Peoria Mountain Peoria Mountain 274 Comment
  UC873156  Epilobium densiflorum Mrs. W. J. Williamson 1919-5-24 170 Tuolumne at mouth of creek n<ear> Stanislaus River; Bear Creek 213 Comment
  UC873278  Epilobium ciliatum subsp. ciliatum Mrs. W. J. Williamson 1919-7-1 287 Tuolumne at mouth of Mormon Creek Stanislaus River 182 Comment
  UC873508  Epilobium brachycarpum Mrs. W. J. Williamson 1919-8-18 343 Tuolumne near Rawhide 457 Comment
  UC874276  Epilobium canum subsp. latifolium Mrs. W. J. Williamson 1919-7-1 296 Tuolumne Iron Canyon Stanislaus River 243 Comment
  UC875339  Perideridia kelloggii Mrs. W. J. Williamson 1919-6-12 216 Tuolumne gulch near gulch near Mormon Creek 335 Comment
  UC875678  Torilis nodosa Mrs. W. J. Williamson 1919-4-27 17 Tuolumne Spring Gulch near Bear Creek 320 Comment
  UC880697  Eriodictyon californicum Mrs. W. J. Williamson May 2, 1914-May 5, 1914 34 Tuolumne above Indian Creek; above Indian Creek 365 Comment
  UC883177  Lamium amplexicaule Mrs. W. J. Williamson 1919-5-5 36 Tuolumne near Bear Creek Comment
  UC883417  Mentha spicata Mrs. W. J. Williamson 1919-7-12 301 Tuolumne Bear Creek 335 Comment
  UC884064  Scutellaria bolanderi subsp. bolanderi Mrs. W. J. Williamson 1919-5-21 167 Tuolumne in Little Flat Gulch above Indian Creek; Little Flat Gulch 350 Comment
  UC884220  Scutellaria tuberosa Mrs. W. J. Williamson 1919-4-27 13 Tuolumne near Penon Blanco Mine1200 ft (Indian Creek); Indian Creek Comment
  UC884466  Trichostema lanceolatum Mrs. W. J. Williamson 1919-7-21 310 Tuolumne near Morman Creek 335 Comment
  UC884544  Datura wrightii Mrs. W. J. Williamson 1919-6-26 267 Tuolumne Stanislaus River near mouth of Bear Creek; Stanislaus River near mouth of Bear Creek 243 Comment
  UC887679  Verbascum blattaria Mrs. W. J. Williamson 1919-6-12 208 Tuolumne Spring Gulch 365 Comment
  UC887991  Orobanche fasciculata Mrs. W. J. Williamson 1919-5-12 63 Tuolumne Rawhide Hill. Comment
  UC888608  Cephalanthus occidentalis var. californicus Mrs. W. J. Williamson 1919-6-26 Tuolumne mouth of Bear Creek; Bear Creek 243 Comment
  UC888787  Galium bolanderi Mrs. W. J. Williamson May 1919 42 Tuolumne near French Flat 487 Comment
  UC889721  Sambucus mexicana Mrs. W. J. Williamson 1919-5-7 53 Tuolumne slope above Bear Creek 335 Comment
  UC890666  Githopsis pulchella subsp. serpentinicola Mrs. W. J. Williamson 1919-5-6 44 Tuolumne above Bear Creek 320 Comment
  UC894915  Cichorium intybus Mrs. W. J. Williamson 1919-6-16 229 Tuolumne near Rawhide Comment
  UC895677  Conyza canadensis Mrs. W. J. Williamson 1919-7-22 318 Tuolumne Jamestown Creek Jamestown, Jamestown Creek 426 Comment
  UC896235  Erigeron foliosus var. hartwegii Mrs. W. J. Williamson 1919-5-22 158 Tuolumne above Rawhide; Table Mountain 609 Comment
  UC897750  Holocarpha virgata subsp. virgata Mrs. W. J. Williamson 1919-8-18 341 Tuolumne Rowhide Flat 426 Comment
  UC909959  Phacelia imbricata Mrs. W. J. Williamson May 1919 97 Tuolumne Peoria Mts. 487 Comment
  UC912856  Eriogonum roseum Mrs. W. J. Williamson 1919-7-22 321 Tuolumne slope of Table Mt. near Jamestown; Table Mt. 457 Comment
  UC914712  Rosa Mrs. W. J. Williamson 1919-5-22 156 Tuolumne Rawhide Bear Creek (by creek) 457 Comment
  UCD89714  Panicum dichotomiflorum Mrs. W. J. Williamson 1919-7-22 315 Tuolumne Near Jamestown. 426 Comment
  UCLA54819  Trichostema lanceolatum Mrs. W. J. Williamson 1919-7-21 310 Tuolumne near Mormon Creek 335 Comment
  UCR4946  Calochortus monophyllus L. L. Williams 1971-5-12 s.n. Tuolumne Sierra Nevada Mtns, Stanislaus National Forest, 6.5 mi out of Buck Meadows on Hwy 120 [possibly Mariposa Co.?; mapped on the assumption of eastbound into Sierra N.] 976 Comment
  CAS-BOT-BC100502  Brickellia californica Mrs. W. J. Williamson 1919-8-8 336 Tuolumne Stanislaus River Comment
  CAS-BOT-BC10252  Delphinium hansenii Mrs. W. J. Williamson 1919-5-28 191 Tuolumne Hills above Indian Creek 365 Comment
  CAS-BOT-BC10253  Delphinium hansenii Mrs. W. J. Williamson 1919-5-28 191 Tuolumne Hills above Indian Creek 365 Comment
  CAS-BOT-BC106518  Balsamorhiza deltoidea Mrs. W. J. Williamson 1919-5-30 185 Tuolumne Rawhide Hill 457 Comment
  CAS-BOT-BC113120  Eleocharis pachycarpa Mrs. W. J. Williamson 1919-5-21 136 Tuolumne Along Bear Creek. 304 Comment
  CAS-BOT-BC114529  Cyperus eragrostis Mrs. W. J. Williamson 1919-5-23 190 Tuolumne Spring Gulch near Bear Creek. 320 Comment
  CAS-BOT-BC132113  Allium sanbornii var. congdonii W. J. Williamson 1919-7-8 s.n. Tuolumne On Peoria Mt Comment
  CAS-BOT-BC136607  Piperia michaelii Mrs. W. J. Williamson 1919-5-14 77 Tuolumne Field redacted by CAS, contact the data manager for more information 335 Comment
  CAS-BOT-BC153796  Diplacus bolanderi Mrs. W. J. Williamson 1919-5-17 127 Tuolumne Rawhide Hill 426 Comment
  CAS-BOT-BC15914  Boechera arcuata Mrs. W. J. Williamson 1919-6-12 213 Tuolumne Iron Canyon Stanislaus River. 304 Comment
  CAS-BOT-BC163490  Clarkia purpurea subsp. quadrivulnera Mrs. W. J. Williamson 1919-5-10 58 Tuolumne Near Bear Creek 335 Comment
  CAS-BOT-BC165827  Clarkia williamsonii Mrs. W. J. Williamson 1919-5-24 181 Tuolumne Spring Gulch, near Bear Creek 320 Comment
  CAS-BOT-BC178613  Vulpia myuros subsp. megalura Mrs. W. J. Williamson 1919-5-23 99 Tuolumne Spring Gulch near Bear Creek 320 Comment
  CAS-BOT-BC208951  Dichanthelium acuminatum subsp. acuminatum Mrs. W. J. Williamson 1919-5-18 113 Tuolumne Canyon of Spring Gulch on Rawhide Hill 365 Comment
  CAS-BOT-BC214217  Scutellaria bolanderi W. J. Williamson 1919-5-21 167 Tuolumne Little Flat Gulch above Indian Creek 350 Comment
  CAS-BOT-BC214236  Scutellaria bolanderi subsp. bolanderi W. J. Williamson 1919-5-21 167 Tuolumne Little Flat Gulch above Indian Creek 350 Comment
  CAS-BOT-BC220223  Monardella sheltonii Mrs. W. J. Williamson 1919-5-23 183 Tuolumne Rocky slopes of canyon of Spring Gulch 396 Comment
  CAS-BOT-BC257037  Chorizanthe membranacea Mrs. W. J. Williamson 1919-5-11 61 Tuolumne Above Bear Creek 320 Comment
  CAS-BOT-BC257038  Chorizanthe membranacea Mrs. W. J. Williamson 1919-5-11 61 Tuolumne Above Bear Creek 320 Comment
  CAS-BOT-BC259616  Paspalum Mrs. W. J. Williamson 1919-7-1 290 Tuolumne Mouth of Mormon Creek, Stanislaus River 182 Comment
  CAS-BOT-BC267336  Eriogonum luteolum var. pedunculatum Mrs. W. J. Williamson 1919-5-11 70 Tuolumne Canyon of Spring Gulch on Rawhide Hill 396 Comment
  CAS-BOT-BC272546  Eriogonum nudum var. pubiflorum Mrs. W. J. Williamson 1919-7-28 323 Tuolumne Iron Canon [Canyon], Stanislaus River 365 Comment
  CAS-BOT-BC278700  Gastridium phleoides Mrs. W. J. Williamson 1919-5-15 90 Tuolumne Hill above Bear Creek 335 Comment
  CAS-BOT-BC278701  Gastridium phleoides Mrs. W. J. Williamson 1919-5-15 90 Tuolumne Hill above Bear Creek 335 Comment
  CAS-BOT-BC281973  Centaurea benedicta Mrs. W. J. Williamson 1919-5-23 161 Tuolumne Near French Flat 411 Comment
  CAS-BOT-BC288945  Conyza canadensis Mrs. W. J. Williamson 1919-7-1 285 Tuolumne McAllister Flat, slope of Table Mt 350 Comment
  CAS-BOT-BC300106  Erigeron philadelphicus Mrs. W. J. Williamson 1919-5-5 39 Tuolumne Edge of Bear Creek Comment
  CAS-BOT-BC305591  Helianthus bolanderi Mrs. W. J. Williamson 1920-7-21 298 Tuolumne Spring Gulch near Bear Creek 365 Comment
  CAS-BOT-BC305652  Helianthus californicus Mrs. W. J. Williamson 1919-7-20 306 Tuolumne Spring Gulch near Bear Creek 365 Comment
  CAS-BOT-BC306845  Helenium bigelovii Mrs. W. J. Williamson 1919-7-21 308 Tuolumne Stanislaus River near Iron Canon [Canyon] 182 Comment
  CAS-BOT-BC309591  Helenium puberulum Mrs. W. J. Williamson 1919-6-12 220 Tuolumne Nar French Flat 381 Comment
  CAS-BOT-BC311035  Heterotheca oregona var. compacta Mrs. W. J. Williamson 1919-10-5 356 Tuolumne Stanislaus River 243 Comment
  CAS-BOT-BC339726  Lessingia leptoclada Mrs. W. J. Williamson 1919-5-22 155 Tuolumne Rawhide 457 Comment
  CAS-BOT-BC340405  Lactuca Mrs. W. J. Williamson 1919-6-30 269 Tuolumne French Flat 426 Comment
  CAS-BOT-BC341931  Lessingia nemaclada Mrs. W. J. Williamson 1919-6-15 222 Tuolumne Iron Canon [Canyon], Stanislaus River 243 Comment
  CAS-BOT-BC343508  Madia gracilis Mrs. W. J. Williamson 1919-5-14 78 Tuolumne Bear Creek 320 Comment
  CAS-BOT-BC344241  Madia elegans Mrs. W. J. Williamson 1919-5-12 71 Tuolumne Canon [Canyon] of Spring Gulch 396 Comment
  CAS-BOT-BC344573  Madia exigua Mrs. W. J. Williamson 1919-5-4 32 Tuolumne Hills above Indian Creek Comment
  CAS-BOT-BC356389  Pseudognaphalium beneolens Mrs. W. J. Williamson 1919-7-28 327 Tuolumne Stanislaus River near Iron Canon [Canyon] 182 Comment
  CAS-BOT-BC356670  Pseudognaphalium californicum Mrs. W. J. Williamson 1919-6-22 250 Tuolumne Slopes near Morman Creek 396 Comment
  CAS-BOT-BC364077  Senecio integerrimus var. major Mrs. W. J. Williamson 1919-5-18 120 Tuolumne Butchers Gulch, near Morman [Mormon] Creek 396 Comment
  CAS-BOT-BC364882  Silybum marianum Mrs. W. J. Williamson 1919-5-21 138 Tuolumne On Bear Creek 304 Comment
  CAS-BOT-BC364883  Silybum marianum Mrs. W. J. Williamson 1919-5-21 138 Tuolumne On Bear Creek 304 Comment
  CAS-BOT-BC374555  Sonchus asper Mrs. W. J. Williamson 1919-5-24 177 Tuolumne Spring Gulch near Bear Creek 320 Comment
  CAS-BOT-BC375754  Stephanomeria virgata Mrs. W. J. Williamson 1919-7-1 278 Tuolumne Red Hill Gulch, slopes of Peoria Mt. 426 Comment
  CAS-BOT-BC383281  Wyethia angustifolia Mrs. W. J. Williamson 1919-5-7 105 Tuolumne Peoria Mountain 487 Comment
  CAS-BOT-BC383437  Wyethia helenioides Mrs. W. J. Williamson 1919-5-17 182 Tuolumne In field near French Flat 426 Comment
  CAS-BOT-BC383438  Wyethia helenioides Mrs. W. J. Williamson 1919-5-17 182 Tuolumne In field near French Flat 426 Comment
  CAS-BOT-BC393478  Silene gallica Mrs. W. J. Williamson 1919-4-27 5 Tuolumne near French Flat 426 Comment
  CAS-BOT-BC401294  Hypericum perforatum Mrs. W. J. Williamson 1919-6-17 236 Tuolumne Table Mt near Rawhide 457 Comment
  CAS-BOT-BC404270  Urtica dioica subsp. holosericea Mrs. W. J. Williamson 1919-5-21 139 Tuolumne Sullivan's Gulch near Bear Creek 274 Comment
  CAS-BOT-BC410827  Hypericum concinnum Mrs. W. J. Williamson 1919-5-18 107 Tuolumne Tarantula Mine near French Flat 457 Comment
  CAS-BOT-BC410828  Hypericum concinnum Mrs. W. J. Williamson 1919-5-18 107 Tuolumne Tarantula Mine near French Flat 457 Comment
  CAS-BOT-BC414148  Polygonum aviculare subsp. aviculare Mrs. W. J. Williamson 1919-5-19 146 Tuolumne Spring Gulch near Bear Creek 320 Comment
  CAS-BOT-BC414361  Polygonum californicum Mrs. W. J. Williamson 1919-6-16 230 Tuolumne French Flat 426 Comment
  CAS-BOT-BC419281  Persicaria maculosa Mrs. W. J. Williamson 1919-5-19 147 Tuolumne Near French Flat 381 Comment
  CAS-BOT-BC422267  Rumex acetosella Mrs. W. J. Williamson 1919-7-1 293 Tuolumne Mouth of Bear Creek, Stanislaus River 198 Comment
  CAS-BOT-BC428204  Dudleya cymosa subsp. cymosa Mrs. W. J. Williamson 1919-5-11 65 Tuolumne Canon [Canyon] of Spring Gulch on Rawhide Hill 396 Comment
  CAS-BOT-BC433770  Rumex pulcher Mrs. W. J. Williamson 1919-5-17 130 Tuolumne Spring Gulch near Bear Creek 320 Comment
  CAS-BOT-BC444221  Lewisia nevadensis Margaret Williams 1963-6-24 s.n. Tuolumne West side of Sonora Pass 2133 Comment
  CAS-BOT-BC444604  Lewisia triphylla Margaret Williams 1963-6-24 s.n. Tuolumne West side of Sonora Pass 2133 Comment
  CAS-BOT-BC445252  Portulaca oleracea Mrs. W. J. Williamson 1919-6-22 260 Tuolumne Near Bear Creek. 365 Comment
  CAS-BOT-BC445723  Sagittaria latifolia Mrs. W. J. Williamson 1919-8-8 340 Tuolumne Ditch between Jamestown and Quartz 426 Comment
  CAS-BOT-BC475457  Allium serra W. J. Williamson 1919-5-3 40 Tuolumne Along Bear Creek 304 Comment
  CAS-BOT-BC478062  Asteraceae Mrs. W. J. Williamson 1919-7-28 330 Tuolumne Morman Creek 274 Comment
  CAS-BOT-BC482191  Brodiaea appendiculata Mrs. W. J. Williamson 1919-5-6 49 Tuolumne Open wooded hillslopes near Bear Creek 335 Comment
  CAS-BOT-BC483096  Brodiaea elegans subsp. elegans W. J. Williamson 1919-5-6 192 Tuolumne Near Bear Creek 335 Comment
  CAS-BOT-BC483239  Calochortus albus Mrs. W. J. Williamson 1919-5-2 28 Tuolumne Near Spring Gulch, near Bear Creek 304 Comment
  CAS-BOT-BC483430  Calochortus luteus Mrs. W. J. Williamson 1919-5-1 116 Tuolumne French Flat 441 Comment
  CAS-BOT-BC496896  Calochortus venustus Mrs. W. J. Williamson 1919-5-6 41 Tuolumne Bear Creek 304 Comment
  CAS-BOT-BC496901  Calochortus venustus Mrs. W. J. Williamson 1919-5-6 41 Tuolumne Bear Creek 304 Comment
  CAS-BOT-BC499720  Chlorogalum pomeridianum Mrs. W. J. Williamson 1919-6-19 241 Tuolumne Above Bear Creek 335 Comment
  CAS-BOT-BC500220  Orobanche fasciculata Mrs. W. J. Williamson 1919-5-12 63 Tuolumne Rawhide Hill 411 Comment
  CAS-BOT-BC500221  Orobanche fasciculata Mrs. W. J. Williamson 1919-5-12 63 Tuolumne Rawhide Hill 411 Comment
  CAS-BOT-BC501111  Dichelostemma volubile Mrs. W. J. Williamson 1919-5-6 38 Tuolumne Spring Gulch near Bear Creek 304 Comment
  CAS-BOT-BC502759  Orobanche bulbosa Mrs. W. J. Williamson 1919-5-12 72 Tuolumne Canyon of Spring Gulch on Rawhide Hill 396 Comment
  CAS-BOT-BC502760  Orobanche bulbosa Mrs. W. J. Williamson 1919-5-12 72 Tuolumne Canyon of Spring Gulch on Rawhide Hill 396 Comment
  CAS-BOT-BC521261  Triteleia bridgesii Mrs. W. J. Williamson 1919-5-12 67 Tuolumne Canyon of Spring Gulch, Rawhide Hill 365 Comment
  CAS-BOT-BC523031  Triteleia hyacinthina W. J. Williamson 1919-5-2 151 Tuolumne Canon of Spring Gulch 365 Comment
  CAS-BOT-BC535019  Drymocallis glandulosa var. reflexa W. J. Williamson 1919-5-15 86 Tuolumne Spring Gultch, near Bear Creek 320 Comment
  CAS-BOT-BC86577  Quercus chrysolepis Mrs. W. J. Williamson 1919-5-10 55 Tuolumne Spring Gulch near French Flat 396 Comment
  CAS-BOT-BC86580  Quercus chrysolepis Mrs. W. J. Williamson 1919-5-10 55 Tuolumne Spring Gulch near French Flat 396 Comment
  CAS-BOT-BC87476  Streptanthus polygaloides Mrs. W. J. Williamson 1919-5-18 112 Tuolumne Canyon of Spring Gulch on Rawhide Hill. 411 Comment
  CAS-BOT-BC87477  Streptanthus polygaloides Mrs. W. J. Williamson 1919-5-18 112 Tuolumne Canyon of Spring Gulch on Rawhide Hill. 411 Comment
  LA209138  Mimulus aurantiacus W. J. Williamson; 1919-5-2 sn Tuolumne Above Indina Creek 1200.0 Comment
  LA212257  Lasthenia californica Kelly Williams; 1980-3-31 18 Tuolumne Hw 49, 2mi N of Chinese Camp. 365 Comment
  NY821008  Solanum nodiflorum W. Williamson 1919-6-23 257 Tuolumne Long Gulch 427 Comment
  POM129156  Melilotus indicus W. J. Williamson 1919-6-12 239 Tuolumne Stanislaus River near Iron Canyon 244 Comment
  POM129157  Melilotus albus W. J. Williamson 1919-6-12 211 Tuolumne Near French Flat. 381 Comment
  POM129165  Amaranthus californicus W. J. Williamson 1919-7-12 303 Tuolumne French Flat Comment
  POM129169  Typha latifolia W. J. Williamson 1919-7-1 284 Tuolumne Montezuma Tunnel, Table Mountain. 335 Comment
  POM129170  Lactuca serriola W. J. Williamson 1919-7-1 300 Tuolumne Spring Gulch near Bear Creek 335 Comment
  POM129179  Juncus bufonius var. bufonius W. J. Williamson 1919-6-20 244 Tuolumne Spring Gulch, near Bear Creek. 305 Comment
  POM129181  Plantago major W. J. Williamson 1919-6-23 255 Tuolumne Spring Gulch near Bear Creek. 335 Comment
  POM129182  Hoita macrostachya W. J. Williamson 1919-6-23 254 Tuolumne Spring Gulch near Bear Creek. 335 Comment
  POM129183  Asclepias fascicularis W. J. Williamson 1919-7-1 s.n. Tuolumne Spring Gulch near Bear Creek 335 Comment
  POM129184  Epilobium ciliatum subsp. ciliatum W. J. Williamson 1919-7-1 279 Tuolumne Grapevine Gulch, Peoria Mt. 488 Comment
  POM129210  Helianthus bolanderi W. J. Williamson 1920-7-21 298 Tuolumne Sring gulch near Bear Creek. 366 Comment
  POM129225  Plantago lanceolata W. J. Williamson 1919-6-12 207 Tuolumne Near Bear Creek. 305 Comment
  POM129229  Navarretia filicaulis W. J. Williamson 1919-6-17 233 Tuolumne Near Iron Canyon. 305 Comment
  POM129230  Polygonum californicum W. J. Williamson 1919-6-16 230 Tuolumne French Flat 427 Comment
  POM129235  Helenium puberulum W. J. Williamson 1919-6-12 220 Tuolumne Near French Flat. 381 Comment
  POM129239  Gnaphalium beneolens W. J. Williamson 1919-7-28 327 Tuolumne Stanislaus River, near Iron Canyon 183 Comment
  POM129274  Gnaphalium chilense W. J. Williamson 1919-6-10 204 Tuolumne Spring Gulch near Bear Creek. 335 Comment
  POM129276  Epilobium brachycarpum W. J. Williamson 1919-8-18 343 Tuolumne Near Rawhide 457 Comment
  POM129278  Chlorogalum pomeridianum var. pomeridianum W. J. Williamson 1919-6-19 241 Tuolumne Near Bear Creek 335 Comment
  POM129280  Potamogeton foliosus W. J. Williamson 1919-6-20 247 Tuolumne Bear Creek. 305 Comment
  POM129289  Holozonia filipes W. J. Williamson 1919-6-12 215 Tuolumne Stanislaus River near Iron Canyon 244 Comment
  POM129343  Polycarpon tetraphyllum W. J. Williamson 1919-7-11 299 Tuolumne Spring Gulch. 335 Comment
  POM129416  Centaurium muehlenbergii W. J. Williamson 1919-6-26 364 Tuolumne Near Bear Creek. 457 Comment
  POM129417  Madia elegans subsp. densifolia W. J. Williamson 1919-6-26 373 Tuolumne Long Gulch 366 Comment
  POM129515  Eriogonum roseum W. J. Williamson 1919-7-22 321 Tuolumne Slope of Tave Mt. near Jamestown. 457 Comment
  POM129578  Castilleja minor subsp. spiralis W. J. Williamson 1919-6-30 274 Tuolumne Iron Canon, Stanislaus River. 305 Comment
  POM129580  Eremocarpus setiger W. J. Williamson 1919-6-24 261 Tuolumne Near French Flat. 427 Comment
  POM129589  Anoda cristata W. J. Williamson 1919-8-30 s.n. Tuolumne Bear Creek 396 Comment
  POM129590  Trichostema lanceolatum W. J. Williamson 1919-7-21 310 Tuolumne Near Morman Creek. 335 Comment
  POM129604  Allophyllum divaricatum W. J. Williamson 1919-7-1 282 Tuolumne Bear Creek 335 Comment
  POM129606  Helenium bigelovii W. J. Williamson 1919-7-21 308 Tuolumne Stanislaus River near Iron Canyon. 183 Comment
  POM129607  Juncus effusus subsp. pacificus W. J. Williamson 1919-7-30 332 Tuolumne Morman Creek 213 Comment
  POM129608  Prunella vulgaris subsp. lanceolata W. J. Williamson 1919-7-1 259 Tuolumne Mouth of Mormon Creek 137 Comment
  POM129610  Mentha X piperita W. J. Williamson 1919-7-30 334 Tuolumne Morman Creek 213 Comment
  POM129620  Portulaca oleracea W. J. Williamson 1919-6-24 260 Tuolumne in culwater laud near Bear Creek 366 Comment
  POM129629  Solanum americanum W. J. Williamson 1919-6-23 257 Tuolumne Long Gulch. 427 Comment
  POM129635  Rumex acetosella W. J. Williamson 1919-7-1 393 Tuolumne Mouth of Bear Creek, Stanislaus River 198 Comment
  POM129641  Lagophylla glandulosa W. J. Williamson 1919-6-17 231 Tuolumne French Flat. 427 Comment
  POM133123  Torilis nodosa W. J. Williamson 1919-4-27 s.n. Tuolumne Spring Gulch near Bear Creek. 320 Comment
  POM135731  Hypericum concinnum W. J. Williamson 1919-05 107 Tuolumne At Tarantula Mine near French flat. 457 Comment
  POM137677  Chamaesyce serpillifolia W. J. Williamson 1919-5-21 103 Tuolumne At base of Peoria Mt. 244 Comment
  POM149850  Delphinium hansenii W. J. Williamson 1919-5-28 191 Tuolumne Kells above Indian Creek. 366 Comment
  POM151557  Silene gallica W. J. Williamson 1919-4-27 11 Tuolumne Near French Flat. 427 Comment
  POM165315  Polygonum aviculare W. J. Williamson 1919-5-19 146 Tuolumne Spring Gulch near Bear Creek. 320 Comment
  POM165320  Eriogonum pedunculatum W. J. Williamson 1919-5-11 70 Tuolumne Canyon of Spring Gulch on Rawhide Hill 396 Comment
  POM165506  Polygonum persicaria W. J. Williamson 1919-5-17 147 Tuolumne Marshy place in open field, near French Flat. 381 Comment
  POM169488  Triteleia hyacinthina W. J. Williamson 1919-5-23 151 Tuolumne Canyon of Spring Gulch 366 Comment
  POM169742  Dichelostemma volubile W. J. Williamson 1919-5-6 38 Tuolumne Spring Gulch near Bear Creek. 305 Comment
  POM169759  Triteleia bridgesii W. J. Williamson 1919-5-12 67 Tuolumne Canon of Spring Gulch, Rawhide Hill. 366 Comment
  POM170498  Cyperus eragrostis W. J. Williamson 1919-5-23 190 Tuolumne Spring Gulch near Bear Creek 320 Comment
  POM170519  Juncus balticus subsp. ater W. J. Williamson 50 Tuolumne Near French Flat. 366 Comment
  POM19414  Lupinus latifolius subsp. longipes W. J. Williamson 1919-5-6 37 Tuolumne Spring Gulch near Bear Creek. 320 Comment
  POM19428  Lotus unifoliolatus W. J. Williamson 1919-05 48 Tuolumne Near French Flat. Comment
  POM32121  Boisduvalia densiflora var. densiflora W. J. Williamson 1919-5-24 170 Tuolumne At mouth of Bear Creek on Stanislaus River 213 Comment
  POM32123  Boisduvalia stricta W. J. Williamson 1919-5-9 59 Tuolumne Slopes above Bear Creek 305 Comment
  POM32131  Clarkia unguiculata W. J. Williamson 1919-5-15 85 Tuolumne Above Indian Creek 351 Comment
  POM32132  Clarkia purpurea subsp. quadrivulnera W. J. Williamson 1919-5-10 58 Tuolumne Near Bear Creek 335 Comment
  POM32133  Clarkia williamsonii W. J. Williamson 1919-5-24 181 Tuolumne Spring Gulch near Bear Creek. 320 Comment
  POM32134  Clarkia biloba subsp. biloba W. J. Williamson 1919-5-11 68 Tuolumne Canyon of Spring Gulch on Rawhide Hill 412 Comment
  POM51205  Wyethia angustifolia W. J. Williamson 1919-5-7 105 Tuolumne Peoria Mountain. 488 Comment
  POM51411  Agoseris grandiflora W. J. Williamson 1919-5-18 108 Tuolumne Red Hill Gulch ar Peoria Mt. 427 Comment
  POM52414  Madia exigua W. J. Williamson 1919-5-4 32 Tuolumne Above Indian Creek. 366 Comment
  POM56414  Senecio clarkianus W. J. Williamson 1919-5-18 120 Tuolumne Butchere Gulch near Mormon Creek. 396 Comment
  POM56416  Calycadenia multiglandulosa subsp. bicolor W. J. Williamson 1919-5-20 125 Tuolumne Near French Flat 427 Comment
  POM56417  Madia elegans subsp. vernalis W. J. Williamson 1919-5-12 71 Tuolumne Canyon of Spring Gulch 396 Comment
  POM56425  Erigeron philadelphicus var. philadelphicus W. J. Williamson 1919-5-5 39 Tuolumne Edge of Bear Creek 305 Comment
  POM56428  Gnaphalium palustre W. J. Williamson 1919-5-17 101 Tuolumne Red Hill Gulch, Peoria Mt. 488 Comment
  POM60136  Nemacladus interior W. J. Williamson 1919-5-18 115 Tuolumne Canyon of Spring Gulch on Rawhide Hill. Comment
  POM61385  Scutellaria siphocampyloides W. J. Williamson 1919-5-1 24 Tuolumne Spring Gulch near Bear Creek. 320 Comment
  POM61390  Scutellaria bolanderi W. J. Williamson 1919-5-21 164 Tuolumne In Little Flat Gulch above Indian Creek. 351 Comment
  POM61452  Lamium amplexicaule W. J. Williamson 1919-5-5 36 Tuolumne Spring Gulch near Bear Creek. 320 Comment
  POM62110  Solanum umbelliferum W. J. Williamson 1919-4-27 14 Tuolumne Near Pinon Blanco Mine above Indian Creek. 366 Comment
  POM62165  Modiola caroliniana W. J. Williamson 1919-4-28 22 Tuolumne In moist places in field near Bear Creek Comment
  POM64848  Leptosiphon montanus W. J. Williamson 1919-4-28 18 Tuolumne Along Spring Gulch, near Bear Creek. 305 Comment
  POM65240  Phacelia imbricata subsp. imbricata W. J. Williamson 1919-05 97 Tuolumne Peoria Mountain. 488 Comment
  POM65647  Emmenanthe penduliflora W. J. Williamson 1919-5-13 76 Tuolumne Peoria Mt. 503 Comment
  RSA0000123  Allium jepsonii W. J. Williamson 1919-5-23 157 Tuolumne Table Mt above Rawhide. 610 Comment
  RSA0012932  Helianthus californicus W. J. Williamson 1919-7-20 306 Tuolumne Spring Gulch near Bear Creek. 366 Comment
  RSA0015094  Lythrum W. J. Williamson 1919-6-23 258 Tuolumne Long Gulch. 427 Comment
  RSA0016006  Lythrum hyssopifolia W. J. Williamson 1919-5-17 100 Tuolumne Base of Peoria Mountain. 274 Comment
  RSA0022149  Pogogyne serpylloides W. J. Williamson 1917-5-7 53 Tuolumne French Flat 381 Comment
  RSA0028728  Poa annua W. J. Williamson 1919-6-19 240 Tuolumne Near French Flat 366 Comment
  RSA0034941  Eschscholzia lobbii Kelly Williams 1980-3-31 14 Tuolumne Hwy 49, 2 mi. N of Chinese Camp 365 Comment
  RSA14156  Eriogonum roseum W. J. Williamson 1919-7-1 291 Tuolumne Stanislaus River near Iron Canyon. 183 Comment
  SEINET10461197  Nemacladus interior Williamson 1919-5-18 WILLIAMSON 115 Tuolumne Canyon of Spring Gulch on Rawhide Hill 427 Comment
  SEINET11154255  Viola quercetorum M. J. Williams 1967-3-25 s.n. Tuolumne S. Fork of Stanislaus River, near Italian Bar. 509 Comment
  SEINET11937968  Eriogonum gracile W. J. Williamson 1919-1 291 Tuolumne Stanislaus River near Iron Canon 183 Comment
  SEINET13763656  Polemonium eximium M. J. Williams 1967-8-12 s. n. Tuolumne [Sierra Nevada] Mt. Dana 3658 Comment
  SEINET5328108  Lupinus bicolor M. J. Williams 1967-3-25 s.n. Tuolumne Near Italian Bar, S. Fork Stanislaus River 509 Comment
  SEINET5336357  Claytonia parviflora subsp. parviflora M. J. Williams 1967-3-25 s.n. Tuolumne S. Fork Stanislaus River, near Italian Bar, moss covered slope. 509 Comment
  SEINET5338831  Ranunculus occidentalis var. eisenii M. J. Williams 1967-3-25 s.n. Tuolumne South Fork Stanislaus River, near Italian Bar. Brushy. 509 Comment
  SEINET6033453  Micranthes californica M. J. Williams 1967-3-25 s.n. Tuolumne South fork Stanislaus River, near Italian Bar 509 Comment
  SEINET6166107  Polypodium californicum M. J. Williams 1967-3-25 s.n. Tuolumne South Fork of Stanislaus River, Italian Bar 518 Comment
  SEINET6626618  Pentagramma triangularis M. J. Williams 1967-3-25 s.n. Tuolumne [Sierra Nevada] S. Fork Stanislaus River, near Italian Bar 509 Comment
  SEINET8477471  Erythronium tuolumnense M. J. Williams 1967-3-25 s.n. Tuolumne South Fork of Stanislaus River, between Five Mile Creek and Italian Bar. 509 Comment
  UC1601615  Streptanthus polygaloides Mrs. W. J. Williamson 1919-5-18 112 Tuolumne Canyon of Spring Gulch Rawhide Hill 411 Comment
  UC473690  Epipactis gigantea Mrs. W. J. Williamson 1919-6-30 270 Tuolumne Long Gulch 365 Comment
  UC473702  Brickellia californica Mrs. W. J. Williamson 1919-8-8 336 Tuolumne Stanislaus River 243 Comment
  UC473706  Madia elegans Mrs. W. J. Williamson 1919-6-26 273 Tuolumne Long Gulch 365 Comment
  UC473721  Helianthus californicus Mrs. W. J. Williamson 1919-7-20 306 Tuolumne near Bear Creek; Spring Gulch 365 Comment
  UC838210  Cyperus niger Mrs. W. J. Williamson 1919-9-16 350 Tuolumne spring above Iron Canyon; Stanislaus R. 457 Comment
  UC842321  Juncus bufonius Mrs. W. J. Williamson 1919-6-20 244 Tuolumne near Bear Creek; Spring Gulch 304 Comment
  UC843448  Allium peninsulare var. peninsulare Mrs. W. J. Williamson 1919-5-13 40 Tuolumne Bear Creek 335 Comment
  UC843626  Calochortus albus Mrs. W. J. Williamson 1919-5-2 22 Tuolumne near Bear Creek; Spring Gulch 304 Comment
  UC843921  Triteleia hyacinthina Mrs. W. J. Williamson 1919-5-23 151 Tuolumne canyon Spring Gulch; Canyon of Spring Gulch 365 Comment
  UC865311  Lupinus latifolius var. columbianus Mrs. W. J. Williamson 1919-5-6 37 Tuolumne Spring Gulch near Bear Creek; Spring Gulch near Bear Creek 320 Comment
  UC872874  Lythrum californicum Mrs. W. J. Williamson 1919-6-23 258 Tuolumne Long Gulch 426 Comment
  UC878319  Centaurium muehlenbergii Mrs. W. J. Williamson 1919-6-26 264 Tuolumne near Bear Creek 365 Comment
  UC879938  Allophyllum divaricatum Mrs. W. J. Williamson 1919-4-28 21 Tuolumne slope above Spring Gulch (near Bear Creek) 320 Comment
  UC879966  Allophyllum divaricatum Mrs. W. J. Williamson 1919-7-1 282 Tuolumne hills above Bear Creek 304 Comment
  UC880269  Linanthus montanus Mrs. W. J. Williamson 1919-4-28 18 Tuolumne near Bear Creek; Spring Gulch 304 Comment
  UC890670  Heterocodon rariflorum Mrs. W. J. Williamson 1919-5-19 133 Tuolumne near Bear Creek (Spring Gulch); Spring Gulch 304 Comment
  UC894167  Brickellia californica Mrs. W. J. Williamson 1919-8-8 336 Tuolumne Stanislaus River 243 Comment
  UC894723  Heterotheca oregona var. compacta Mrs. W. J. Williamson 1919-10-5 356 Tuolumne Stanislaus River 243 Comment
  UC912841  Eriogonum luteolum var. pedunculatum Mrs. W. J. Williamson 1919-5-11 70 Tuolumne canyon of Spring Gulch on Rawhide Hill Spring Gulch, Rawhide Hill 396 Comment
  UCSB40412  Pentagramma triangularis subsp. triangularis Williams, Mark 1978-3-28 Tuolumne 1/4 miles east of Lime Kilm Rd. on south side of Armstrong Rd., Sonora 548 Comment
  UCSB40413  Adiantum jordanii Williams, Mark 1978-3-28 Tuolumne E of Lime Kilm Rd. along the banks of the Tuolumne River, 1.5mi S of Sonora 548 Comment
  UCSB40414  Polypodium californicum Williams, Mark 1978-3-28 Tuolumne E of Lime Kilm Rd. along the banks of the Tuolumne River, 1.5mi S of Sonora 548 Comment
  UCSB40417  Mimulus guttatus Williams, Mark 1978-3-28 Tuolumne East of Lime Kiln Rd; along the banks of the Tuolumne River; 1.5 miles south of Sonora 548 Comment
  UCSB40469  Delphinium variegatum Williams, Mark 1978-4-2 Tuolumne West side of La Grange Rd. 9 miles south of its junction with Hwy 108. 487 Comment
  UCSB40470  Ranunculus occidentalis Williams, Mark 1978-4-1 Tuolumne South bank of the Stanislaus River at Parrot Ferry 3.1 miles north of Columbia 487 Comment
  UCSB40529  Sanicula bipinnatifida Williams, Mark 1978-3-28 Tuolumne 1.4 mile east of Lime Kilm Rd. on south ridge of Armstrong Rd., Sonora 548 Comment
  UCSB40562  Verbascum blattaria Williams, Mark 1977-7-8 Tuolumne Columbia Way 1/2 mile north of its junction with Hvy 49, Sonora. 548 Comment
  UCSB40563  Triphysaria eriantha subsp. eriantha Williams, Mark 1978-4-1 Tuolumne South bank of the Stanislaus River at Parrot Ferry 3.1 miles north of Columbia 487 Comment
  UCSB40595  Collinsia heterophylla Williams, Mark 1978-4-1 Tuolumne South bank of the Stanislaus River at Parrots Ferry 3.1 miles north of Columbia 487 Comment
  UCSB41360  Castilleja foliolosa Williams, Mark 1978-4-1 Tuolumne Parrots Perry Rd; 2.5 miles north of Columbia and .6 miles south of the Stanislaus River 502 Comment
  YM-YOSE65883  Collinsia torreyi H. Williams 1936-7-8 Tuolumne DAVIS CUT-OFF, 1 MILE FROM CRANE FLAT 2011 Comment
  YM-YOSE66044  Mimulus torreyi H. Williams 1936-7-1 Tuolumne DAVIS CUT-0FF - MARIPOSA GROVE Comment
  YM-YOSE66085  Habenaria dilatata var. leucostachys H. Williams 1935-8-15 15 Tuolumne MONROE MEADOW 2286 Comment
  YM-YOSE67052  Polystichum munitum H. Williams 1936-4-15 49 Tuolumne CASCADE FALLS, DAVIS CUT-OFF Comment
  A345138  Lyonothamnus floribundus var. aspleniifolius M. W. Williams 1939-6-24 21 Unknown Between Yellow Banks and Smugglers Cove. Santa Cruz Island Comment
  A350509  Arctostaphylos insularis M. W. Williams 1939-7-2 84 Unknown East slope of Scorpion Harbor drainage?, Santa Cruz Island Comment
  A385373  Cornus glabrata Mrs. W. J. Williamson 1919-5-15 89 Unknown Bear Creek 304 Comment
  A386160  Sambucus nigra subsp. caerulea Mrs. W. J. Williamson 1919-5-7 52 Unknown above Bear Creek 335 Comment
  A244834  Solanum umbelliferum Mrs. W. J. Williamson 1919-4-27 14 Unknown near Penon Blanco Mine, above Indian Creek Comment
  A404943  Cornus glabrata Mrs. W. J. Williamson 1919-5-15 89 Unknown Bear Creek 304 Comment
  CAS-BOT-BC25372  Boechera retrofracta Williams 1973-4-15 s.n. Unknown Unspecified. Comment
  CAS-BOT-BC349965  Oreostemma alpigenum var. andersonii Margaret Williams 1962-8-3 s.n. Unknown Luther Pass 2346 Comment
  GH379120  Cusickiella quadricostata M. J. Williams 1979-6-21 79- 86 -1 Unknown Near Masonic Upper Town, 12 mi from Bridgeport. TN6, R26E, Sec. 21 2450 Comment
  GH379371  Erysimum capitatum M. J. Williams & W. Roderick 1984-5-20 84- 7 -2 Unknown 5.4 mi from Santa Clara county line 609 Comment
  SD255241  Gilia angelensis Kelly Williams 1980-3-17 3 Unknown Hwy 23, 1 mile S of Potrero Road 456 Comment
  SEINET4169890  Calochortus luteus Margaret J. Williams, Wayne Roderick 1984-5-22 84- 16 -1 Unknown Hwy 20, near Cache Creek, Hillside 274 Comment
  UCSB49587  Lilium parvum Williams, H. 1936-7-14 Unknown Yosemite Comment
  YM-YOSE63712  Cirsium andersonii H. Williams 1935-8-15 6 Unknown MONROE MEADOW Comment
  YM-YOSE64608  Lupinus latifolius var. columbianus H. Williams 1935-8-20 17 Unknown LOWER PEREGOY MEADOW 2164 Comment
  YM-YOSE65041  Aconitum columbianum H. Williams 1935-8-15 14 Unknown MONROE MEADOW 2286 Comment
  YM-YOSE65430  Carex fracta H. Williams 1935-8-15 10 Unknown MONROE MEADOW 2286 Comment
  YM-YOSE67086  Pellaea mucronata var. californica H. Williams 1936-4-22 Unknown POWER HOUSE AT HIGHWAY 140/120 JUNCTION Comment
  YM-YOSE67099  Cheilanthes covillei H. Williams 1936-4-28 Unknown CASCADES Comment
  YM-YOSE67103  Cheilanthes gracillima H. Williams 1936-7-5 Unknown CASCADES Comment
  UCD59888  Bromus tectorum W. A. Williams 1951-4-23 s.n. Ventura Between Cuyama and Ventura. 914 Comment
  UCR10588  Eschscholzia caespitosa L. L. Williams 1970-5-7 s.n. Ventura Transverse Range; Santa Ynez Mountains, Matilija Canyon, 7.2 mi. out of Ojai on Hwy 33. Can be reached by crossing Ojala to the west side of Ventura River and proceeding on dirt fire trail which goes to Santa Barbara about 1.8 mi. 375 Comment
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Sep 26 2006
  UCR16853  Venegasia carpesioides L. L. Williams 1971-5-14 s.n. Ventura Spring in Wheeler's Gorge on roadside of Hwy 33 north of Ojai. 548 Comment
  UCSB45692  Bromus madritensis subsp. rubens Williamson, Paula 1982-3-16 Ventura Dry Creek Canyon; Dome Springs Rd 0.5 mi S of Dome Springs Campground, 2.5 mi N of Lockwood Valley Rd 1310 Comment
  HSC13723  Phacelia parryi L. Williams 1966-5-4 Ventura Simi Valley area Comment
  UCSB45669  Boechera pulchra Williamson, Paula 1982-5-16 Ventura 0.5 mile west of Dome Springs Road; 2.0 miles north of Lockwood Valley Road 1310 Comment
  UCSB45670  Anisocoma acaulis Williamson, Paula 1982-5-16 Ventura Dry Creek Canyon; located 0.5 miles west of Dome Springs Road, 2.0 miles north of Lockwood Valley Road 1310 Comment
  UCSB45686  Leptosiphon aureus subsp. decorus Williamson, Paula 1982-5-16 Ventura 0.5 mile south of Dome Springs Campground on Dome Springs Road, 2.5 miles north of Lockwood Valley Road 1310 Comment
  UCSB45687  Penstemon centranthifolius Williamson, Paula 1982-5-16 Ventura on bank of Dry Creek Canyon; in gravely sandstone; 0.5 mile west of Dome Springs Road; 2.0 miles north of Lockwood Valley Road 1310 Comment
  UCSB45693  Orobanche fasciculata Williamson, Paula 1982-5-16 Ventura Dome Springs Road 0.5 mile south of Dome Springs Campground, 2.5 miles north of Lockwood Valley Road 1310 Comment
  UCSB45694  Descurainia pinnata Williamson, Paula 1982-5-16 Ventura 0.5 mile west of Dome Springs Road, 2.0 miles north of Lockwood Valley Road 1310 Comment
  UCSB45696  Festuca octoflora Williamson, Paula 1982-5-16 Ventura on bank of west fork of Dry Creek Canyon ; 0.5 mile west of Dome Springs Road; 2.0 miles north of Lockwood Valley Road 1310 Comment
  UCSB45697  Asclepias vestita Williamson, Paula 1982-5-16 Ventura On Dome Springs Road, 1.5 miles north of Lockwood Valley Road 1310 Comment
  UCSB45698  Linanthus dichotomus Williamson, Paula 1982-5-16 Ventura On Dome Springs Road, 0,5 mile south of Dome Springs Campgrond, 2.5 miles north of Lockwood Valley Road 1310 Comment
  POM181664  Phacelia tanacetifolia L. Williams 1927-3-22 s.n. Yolo Canyon of Putah Creek. Comment
  POM181668  Collinsia sparsiflora L. Williams 1927-3-22 s.n. Yolo Canyon of Putah Creek. Comment
  RSA181686  Cercis occidentalis L. Williams 1927-3-20 s.n. Yolo Putah Canyon Comment
  SEINET218338 Image available Poa annua G. R. Williams 1961-2-19 5 Yolo In orchard ca 0.25 mi W of sewage disposal plant U of California Campus Davis Comment
  CAS-BOT-BC314674  Grindelia hirsutula W. J. Williamson 1919-5-30 180 Yolo Near French Flat 426 Comment
  RSA262372  Rotala indica J. F. williams 1978-10-8 s.n. Yolo Yuba County: Tanabe Road, NE of Marysville. Comment
  UCD104560  Acmispon wrangelianus W. A. Williams 1951-5-19 s.n. Yolo 2 mi. N. Davis along R.R. Comment
  CDA2105  Glyceria declinata J. F. Williams Mar 1984 s.n. Yuba