Search Results — 2000 specimen records retrieved (1039 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
  JEPS107140  Solanum umbelliferum E. Williams s.d. s. n. Alameda University of California Botanical Garden (Berkeley), Bed 30. Comment
  SEINET13394090  Collinsia heterophylla M. J. Williams, W. Roderick 1984-5-20 84- 7 -1 Alameda Mines Road, 5.4 miles from Santa Clara county line. 610 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
  SEINET14059120  Castilleja martini M. J. Williams 1968-4-6 68- 3 -13 Alameda Mines Road, 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
  SEINET10485210  Lupinus densiflorus Williams 1984-5-20 Williams 6 Alameda ed gedling revegetation where hillside has fallen down. Mines road, 5 miles s Of livermore. Dry slopes with artemisia and grasses 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
  SEINET3884900  Calochortus albus Margaret J. Williams, W. Roderick 1984-5-20 84- 8 -1 Alameda Mines road, 0.3 mi from Santa Clara County border.; 0 Comment
  SEINET5342732  Erysimum capitatum M. J. Williams 1968-4-6 68- 3 -12 Alameda Mines Rd., SE of Livermore. 457 Comment
  SEINET5342733  Erysimum capitatum M. J. Williams, W. Roderick 1984-5-20 84- 7 -2 Alameda 5.4 miles from Santa Clara county line. Mines road. 610 Comment
  SEINET7846197 Image available Ericameria linearifolia M. J. Williams 1968-4-6 68- 3 -8 Alameda Mines Rd., SE of Livermore 457 Comment
  SEINET7846201 Image available Ericameria linearifolia M. J. Williams, W. Roderick 1984-5-20 84- 8 -2 Alameda Mines Road, 0.3 miles from Santa Clara County border 701 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-BC148841  Bromus carinatus var. marginatus Margaret Williams 1962-8-3 s.n. Alpine Sierra Nevada. Luther Pass. 2346 Comment
  CAS-BOT-BC193984  Vaccinium cespitosum Margaret Williams 1966-9-17 s.n. Alpine Blue Lakes near Carson Pass 2438 Comment
  CAS-BOT-BC20183  Carex filifolia var. erostrata Margaret Williams; Wayne Roderick 1968-5-18 s.n. Alpine Hope Valley (south of Luther Pass). Comment
  CAS-BOT-BC219005  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
  CAS-BOT-BC238901  Symphoricarpos rotundifolius Margaret J. Williams 1983-8-30 83- 145 -1 Alpine West side of the Monitor Pass Road 1981 Comment
  CAS-BOT-BC248766  Eriogonum baileyi var. baileyi Loring R. Williams 1972-9-23 33 Alpine Woodford's Canyon 2133 Comment
  CAS-BOT-BC98575  Symphyotrichum spathulatum Margaret Williams 1962-8-3 s.n. Alpine Luther Pass - Sierra Nevada 2346 Comment
  SEINET13732485  Castilleja applegatei subsp. pallida M. J. Williams, J. T. Howell 1977-8-3 77- 57 -1 Alpine Ebbetts Pass, Hwy 4. 2662 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-BC248765  Eriogonum baileyi var. baileyi Loring R. Williams 1972-9-23 39 Alpine Near Woodford's 2057 Comment
  CAS-BOT-BC41719  Draba densifolia Margaret Williams 1974-8-3 74 -A-7 Alpine Sierra Nevada. Trail to Winnemucca Lake. 2743 Comment
  CAS-BOT-BC447501  Fragaria virginiana subsp. platypetala Margaret Williams 1962-8-3 s.n. Alpine Luther Pass, Sierra Nevada 2346 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
  RSA339125  Mimulus cardinalis Margaret J. Williams, Betty Larson, Gladys Crum 1983-8-5 83- 131 -1 Alpine On Old River Road from Woodfords to Fredricksburg Comment
  RSA339155  Polemonium californicum Margaret J. Williams, Betty Larson, Gladys Crum 1983-8-5 83 --130-4 Alpine Luther Pass, N end of Grass Lake 2348 Comment
  SEINET10488907  Lupinus sellulus Margaret J. Williams 1966-7-16 Williams 41 Alpine Roadside. 2286 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
  SEINET12165224  Lupinus confertus M. J. Williams, Larson, B.; Crum, G. 1983-1 83- 128 -2 Alpine W of Monitor Pass Summit 2530 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
  SEINET13752159  Pedicularis groenlandica M. J. Williams, B. Larson, G. Crum 1983-8-5 83- 130 -1 Alpine [Sierra Nevada] Luther Pass, N end of Grass Lake 2347 Comment
  SEINET3901557  Carex fracta Margaret J. Williams, Betty Larson; Gladys Crum 1983-8-5 83- 130 -2 Alpine Luther Pass, N end of Grass Lake.; 0 2347 Comment
  SEINET3908438  Carex subfusca Margaret J. Williams, Betty Larson; Gladys Crum 1983-8-5 83- 130 -3 Alpine Luther Pass, n. end of Grass Lake.; 0 2347 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
  SEINET4176656  Rumex salicifolius var. utahensis M. J. Williams, J. T. Howell 1977-8-3 77- 56 -1 Alpine Mt. Reba Ski Bowl, road from Hwy. 4. 2134 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
  SEINET4889739  Phragmites australis L. R. Williams 1972-9-23 72 -30 Alpine Near Woodfords 2042 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
  SEINET5506853  Phacelia phacelioides M. J. Williams, J. T. Howell 1977-8-3 77- 56 -2 Alpine Mt. Reba Ski Bowl, road from Hwy. 4. 2134 Comment
  SEINET6033441  Micranthes bryophora M. J. Williams 1966-7-16 s.n. Alpine Above Woods Lake 2743 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
  SEINET6758989  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
  SEINET7153310 Image available Artemisia michauxiana M. J. Williams, J. T. Howell 1977-8-2 77- 54 -3 Alpine About 1 mi E of Alpine Lake 2256 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
  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
  SEINET8056247  Lupinus lepidus var. sellulus M. J. Williams 1966-7-16 s.n. Alpine Hope Valley, Hwy. 88 2286 Comment
  SEINET8056249  Lupinus lepidus var. sellulus M. J. Williams 1983-8-30 83- 143 -1 Alpine Sierra Nevada, summit of Ebbett's Pass Road 2658 Comment
  SEINET8078530 Image available Erigeron breweri M. J. Williams 1983-8-30 83- 144 -2 Alpine East side of Ebbett's Pass, Wolf Creek Road 2499 Comment
  POM198732  Poa secunda W. J. Williamson 1919-4-25 2 Amador Near French Flat Comment
  UCD104351  Acmispon parviflorus Terri Williamson 1990-4-28 27 Amador 2 mi. S. of Ione Hwy. 124. 91 Comment
  UCD112743  Frangula californica Terri Williamson 1990-4-28 22 Amador 2 miles south of Ione Hwy. 124. 91 Comment
  UCD113452  Horkelia parryi Terri Williamson 1990-4-28 29 Amador 2 mi. S. of Ione Hwy. 124. 91 Comment
  UCD125650  Salvia sonomensis Terri Williamson 1990-4-28 31 Amador 2 mi. S. of Ione. Hwy 124. 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
  UCD56640  Arctostaphylos myrtifolia Terri Williamson 1990-4-28 41 Amador Hwy. 124 and Brickyard Rd., 1.5 m. SE of Ione. 91 Comment
  UCD57413  Briza minor Terri Williamson 1990-4-28 25 Amador 2 miles S of Ione Hwy. 124. 91 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
  UCD111216  Trifolium hirtum Terri Williamson 1990-4-28 28 Amador 2 mi. S of Ione Hwy. 124. 91 Comment
  UCD111285  Trifolium longipes W. A. Williams 1951-7-6 s.n. Amador 1.5 mi. W Carson Spur. 2438 Comment
  UCD124758  Veronica persica Terri Williamson 1990-4-28 35 Amador Charles Howard Peak, Ione. 91 Comment
  UCD142920  Juncus tenuis Terri Williamson 1990-4-28 39 Amador Highway 124 and Brickyard Road.1.5 miles southeast of Ione. Comment
  CAS-BOT-BC342720  Madia elegans Margaret J. Williams; Wayne Roderick 1984-5-25 84- 21 -3 Butte 3.3 mi from Paradise on Honey Run Road 167 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
  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
  SEINET11601342 Image available Madia elegans M. J. Williams, W. Roderick 1984-5-25 84- 21 -3 Butte 3.3 miles from Paradise on Honey Run Road. 168 Comment
  SEINET13700565  Diplacus kelloggii M. J. Williams 1967-4-22 s.n. Butte Road from Oroville to Feather Falls. 244 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
  SEINET8476791  Dichelostemma multiflorum M. J. Williams 1984-5-25 84- 22 -4 Butte Magalia, near Skyline road to Paradise. 168 Comment
  CAS-BOT-BC502519  Dichelostemma volubile Margaret J. Williams; Wayne Roderick 1984-5-25 84- 21 -2 Butte 3.3 miles from Paradise on Honey Run Road. 167 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
  POM181691  Lithophragma bolanderi Williams 1927-4-11 s.n. Butte Near Chico 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
  RSA339162  Dichelostemma multiflorum Margaret J. Williams, Wayne Roderick 1984-5-25 84- 22 -4 Butte Magalia, near Skyline road to Paradise 168 Comment
  SEINET10431579  Quercus kelloggii M. J. Williams 1967-4-22 s.n. Butte Near Feather Falls. 457 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
  SEINET5337143  Silene californica M. J. Williams 1967-4-22 s.n. Butte Road to Feather Falls from Oroville. 244 Comment
  SEINET5337145  Silene californica M. J. Williams, W. Roderick 1984-5-25 84- 21 -4 Butte 3.3 miles from Paradise on Honey Run Road. 168 Comment
  SEINET5338188  Kumlienia hystricula M. J. Williams 1967-4-15 s.n. Butte Feather Falls Road. 610 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
  SEINET6647401  Styrax officinalis var. californicus M. J. Williams, W. Roderick 1984-5-25 84- 23 -2 Butte Feather River Canyon, Hwy 70, 1.5 mi W of Poe Power Dam. Comment
  SEINET7258049  Arbutus menziesii M. J. Williams 1967-4-15 s.n. Butte Feather River Highway 671 Comment
  SEINET7924566  Vinca major M. J. Williams 84- 22 -1 Butte Magalia, near Skyline road to Paradise. 168 Comment
  SEINET8057003  Lupinus nanus M. J. Williams 1967-4-22 s.n. Butte Table Mt., Cherokee Road near Oroville 610 Comment
  SEINET8194029  Brodiaea minor M. J. Williams, W. Roderick 1984-5-25 84- 25 -1 Butte Near Pontz Road, near Cherokee. 305 Comment
  SEINET8197472  Calochortus monophyllus M. J. Williams 1967-4-22 s.n. Butte Between Oroville and Feather Falls. 244 Comment
  SEINET8752804  Iris macrosiphon M. J. Williams 1967-4-15 s.n. Butte Near Magalia Comment
  SEINET14196689  Diplacus torreyi M. J. Williams, J. T. Howell 1977-8-1 77- 51 -8 Calaveras [Rte 4,] Near Dorrington, 22 miles from Lake Alpine. 1524 Comment
  SEINET5340207  Turritis glabra M. J. Williams, J. T. Howell 1977-8-1 77- 51 -5 Calaveras Hwy 4, meadow at Dorrington, 22 miles W of Lake Alpine. 1524 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
  SEINET12412241  Galium mexicanum subsp. asperrimum M. J. Williams, J. T. Howell 1977-8-1 77- 51 -2 Calaveras Meadow 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
  SEINET5337528  Aconitum columbianum subsp. viviparum M. J. Williams, J. T. Howell 1977-8-1 77- 51 -10 Calaveras Calaveras. Meadow at Dorrington, 22 miles west of Lake Alpine, Hwy. 4 1524 Comment
  SEINET9183558  Scirpus congdonii M. J. Williams, J. T. Howell 1977-8-2 77- 53 -3 Calaveras Intersection Hwy. 4 and Utica Reservoir Road 2042 Comment
  CAS-BOT-BC184905  Chloris virgata Margaret J. Williams 1981-9-2 81 -162 Colusa On Wisconsin Avenue, south of Arbuckle. Comment
  SEINET13772640  Castilleja exserta M. J. Williams 1967-5-7 s.n. Colusa Bear Valley. 396 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
  SEINET11447842 Image available Layia platyglossa M. J. Williams 1967-5-7 s.n. Colusa Bear Valley 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
  SEINET5340046  Platystemon californicus M. J. Williams 1967-5-7 s.n. Colusa Bear Valley. 396 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
  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
  UCD104559  Acmispon wrangelianus W. Williams 1951-1 s.n. Colusa Yolo County border. Hwy 16, Bear Creek Valley. Comment
  UCD137585  Plectritis ciliosa Gene R. Williams 1961-3-25 27 Colusa In Bear Valley, 8.4 miles north of turnoff from State Highway 20. Comment
  CHSC39483  Scutellaria tuberosa Tyler Williams 1984-4-18 17 Contra Costa In 10 yd radius of site 4 at Juniper Camp on Summit Rd. in Mount Diablo State Park. 853 Comment
  CHSC39486  Diplacus aurantiacus Tyler Williams 1984-4-18 24 Contra Costa Ca. 20 yd nw of Bridal Nook Picnic Area on e side of South Park Rd., in Mt. Diablo State Park. 533 Comment
  CHSC39488  Lathyrus sulphureus Tyler Williams; V. Oswald 1984-4-18 21 Contra Costa Mt. Diablo. Ca. 5 yd e of turnout on Summit Rd., 0.1 mi e of Junction Ranger Station in Mount Diablo State Park. 609 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
  UCD104153  Acmispon glaber W. A. Williams 1951-6-8 s.n. Contra Costa Mt. Diablo. Comment
  CAS-BOT-BC492125  Calochortus amabilis I. Williams 1920-4-29 s.n. Contra Costa Mount Diablo Comment
  UCD103395  Geranium dissectum Terri Williamson 1990-4-10 2 Contra Costa 212 Poshard St. Pleasant Hill. 12 Comment
  UCD114568  Cardamine oligosperma Terri Williamson 1990-4-10 1 Contra Costa 212 Poshard Street, Pleasant Hill. 12 Comment
  UCD124286  Penstemon laetus Terri Williamson 1990-6-2 88 Contra Costa 212 Poshard Street, Pleasant Hill. (Original collected in Tehachapi Mountains, Hwy/. 58 Kern County). 274 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
  UCD138951  Epipactis gigantea Terri Williamson 1990-6-2 89 Contra Costa 212 Poshard Street, Pleasant Hill. 12 Comment
  CAS-BOT-BC116691  Carex subfusca Margaret Williams 1962-8-3 s.n. El Dorado Luther Pass. 2346 Comment
  CAS-BOT-BC139064  Agrostis pallens Margaret Williams; Emily McPherson 1974-8-1 74 -ED-8 El Dorado Sierra Nevada. Rubicon Peak Trail. 2072 Comment
  CAS-BOT-BC14313  Boechera platysperma Margaret Williams; Emily McPherson 1974-8-1 74 -ED-10 El Dorado Sierra Nevada. Rubicon Peak Trail. 2072 Comment
  CAS-BOT-BC21252  Carex fracta Margaret Williams; Emily McPherson 1974-8-1 74 -ED-3 El Dorado Sierra Nevada. Rubicon Peak Trail. 2072 Comment
  CAS-BOT-BC260547  Muhlenbergia filiformis Margaret Williams; Emily McPherson 1974-8-1 74 -ED-7A El Dorado Rubicon Peak Trail 2072 Comment
  CDA20177  Lepidium latifolium A. Williams 2003-7-9 PDR 1407002 El Dorado Sierra Nevada; Meadowvale Rd, South Lake Tahoe. 0 Comment
  UCD103949  Acmispon americanus var. americanus W. A. Williams 1951-7-6 s.n. El Dorado Hwy. 50 near Strawberry. Comment
  UCD94947  Amsinckia intermedia Clare Williams; PLS 102 Plant Collection Interns 2011-4-30 4 El Dorado North of Cameron Park. Pine Hill Preserve. Kanaka Valley Unit. Kanaka Valley near main dirt road. 312 Comment
  UCD94952  Salvia sonomensis Clare Williams; PLS 102 Plant Collection Interns 2011-4-30 5 El Dorado North of Cameron Park. Pine Hill Preserve. Kanaka Valley Unit. Northern end of Kanaka Valley near main dirt road. 325 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
  UCD94955  Acmispon grandiflorus var. macranthus Clare Williams; PLS 102 Plant Collection Interns 2011-4-30 7 El Dorado North of Cameron Park. Pine Hill Preserve. Kanaka Valley Unit. North of Kanaka Valley. 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
  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
  SEINET7220231  Allotropa virgata M. J. Williams, E. McPherson 1974-8-1 74 -ED-5 El Dorado [Sierra Nevada] Rubicon Peak Trail 2316 Comment
  SEINET7893931  Acer macrophyllum M. J. Williams 1967-4-16 23138 El Dorado Hwy 49 between Auburn and Cool. 366 Comment
  SEINET8042197  Lupinus fulcratus M. J. Williams, E. McPherson 1974-8-1 74 -ED-7 El Dorado [Sierra Nevada] Rubicon Peak Trail 2073 Comment
  SEINET8476455  Dichelostemma capitatum subsp. capitatum M. J. Williams 1967-4-16 s.n. El Dorado Hwy 49 between Auburn and Cool. 366 Comment
  SEINET8477405  Erythronium multiscapideum M. J. Williams 1967-4-16 s.n. El Dorado Pilot Hill, between Coloma and Auburn. 351 Comment
  SEINET8479004  Fritillaria micrantha M. J. Williams 1967-4-16 s.n. El Dorado Cemetery near Spanish Dry Diggings, between Cool and Greenwood. Comment
  SEINET8561657  Dodecatheon hansenii M. J. Williams 1969-4-2 s.n. El Dorado Near coloma and Hwy 49. Comment
  UCD103950  Acmispon americanus var. americanus W. A. Williams 1951-7-6 s.n. El Dorado Hwy. 50, 16 mi W Placerville. 304 Comment
  UCD104666  Astragalus bolanderi W. A. Williams 1951-7-6 s.n. El Dorado Amador County line, Hwy. 88 Five miles W. Tragedy Springs. 2286 Comment
  UCD106091  Hosackia crassifolia W. A. Williams 1951-7-6 s.n. El Dorado Hwy. 50 Freds Place. 1524 Comment
  UCD111284  Trifolium longipes W. A. Williams 1951-7-6 s.n. El Dorado Border of Alpine county line, Hwy 89. 2133 Comment
  JEPS27942  Tetrapteron graciliflorum H. Williams 1934-3-25 Fresno corner of Tollhouse Rd. and Watts Valley Rd. (hill e of creek) 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
  SEINET5338603  Myriopteris cooperae M. J. Williams 1970-6-9 s.n. Fresno Kings Canyon National Park, South Fork of Kings River 914 Comment
  UCD111485  Trifolium microcephalum W. A. Williams 1951-5-8 s.n. Humboldt location unknown. Comment
  HSC36093  Ranunculus aquatilis George L. Williams 1962-4-20 Humboldt Beside Hwy. 101 near Mad River Comment
  RSA0021851  Galium triflorum T. Gertrude Williamson 1924-7-10 s.n. Humboldt Arcata. Comment
  RSA478470  Chenopodium botrys T. Gertrude Williamson 1924-7-16 s.n. Humboldt Lane s Flats; bed of Eel River. Comment
  SEINET8476733  Dichelostemma ida-maia M. J. Williams 1969-5-23 s.n. Humboldt Bald Hills. 152 Comment
  UCD103953  Acmispon americanus var. americanus W. A. Williams 1951-6-15 s.n. Humboldt 10 miles E of Arcata. Comment
  UCD106331  Lathyrus jepsonii var. californicus W. A. Williams 1951-6-14 s.n. Humboldt Humboldt County. Comment
  UCD106344  Lathyrus polyphyllus W. Williams 1951-1 s.n. Humboldt location unknown. Comment
  UCD107571  Trifolium albopurpureum W. Williams 1951-1 s.n. Humboldt Keithly Ranch. 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
  UCD109057  Trifolium fucatum W. A. Williams 1951-6-1 s.n. Humboldt Humboldt County. Comment
  UCD109495  Trifolium variegatum var. major W. Williams 1951-1 s.n. Humboldt location unknown. Comment
  UCD111491  Trifolium microcephalum W. A. Williams 1951-6-1 s.n. Humboldt location unknown. Comment
  SD242822  Prosopis glandulosa var. torreyana Janeen Williams 2008-4-14 5 Imperial Yuha Desert Area of Critical Environmental Concern, South of Dunaway road entrance 14 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
  SD242896  Oenothera deltoides subsp. deltoides Janeen Williams 2008-1-23 2 Imperial Yuha Desert Area of Critical Environmental Concern, north of highway 98 west of kiosk on road 131 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
  SDSU9389  Thamnosma montana W. T. Williams 1962-4-8 Imperial 6.0 miles E oif Jacumba, 40 yards N of US Hwy 80. Comment
  CAS-BOT-BC175379  Allenrolfea occidentalis T. G. Williamson 1935-1-30 428 Inyo Death Valley Comment
  CAS-BOT-BC226119  Salvia funerea Margaret J. Williams 1980-5-17 80- 21 -2 Inyo Near mouth of Titus Canyon, Grapevine Mountains. Death Valley 243 Comment
  RSA293676  Viguiera multiflora var. nevadensis Margaret J. Williams, W. Roderick 1980-7-26 80- 253 -1 Inyo Near Hwy 168. East of Deep Springs. 1524 Comment
  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
  SEINET13355930  Pectocarya recurvata M. J. Williams 1978-4-3 78- 10 -5 Inyo Hwy 190, 13.5 miles W of Death Valley Junction. 792 Comment
  UCD105073  Astragalus lentiginosus W. Williams 1951-7-1 s.n. Inyo Grade to Westgard Pass, East of Bigpine. Comment
  UCSB45677  Stephanomeria exigua Williamson, Paula 1982-5-23 Inyo On Onion Valley Road, 2.0 miles west of U.S. 395 1371 Comment
  CAS-BOT-BC205105  Lupinus duranii Margaret J. Williams 1980-7-27 80- 257 -1 Inyo Near Hwy 395, 1/2 mi N of Deadman Summit. Pumice flat 2438 Comment
  CAS-BOT-BC265430  Penstemon floridus var. austinii Margaret J. Williams; Arnold Tiehm 1981-7-2 81- 104 -1 Inyo Inyo Mountains, 13.8 miles S of Highway 168 2316 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
  NY748031  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
  SEINET11259374 Image available Hulsea heterochroma M. J. Williams 1976-7-3 76- 65 -2 Inyo Road to Onion Valley 2743 Comment
  SEINET11259526 Image available Hymenoxys cooperi M. J. Williams 1968-7-21 570 Inyo White Mountains, road above Schulman Grove 3353 Comment
  SEINET11745106 Image available Perityle emoryi M. J. Williams 1978-4-3 78- 10 -3 Inyo Mile post 126, Hwy. 190. 13.5 mi from Death Valley Junction 91 Comment
  SEINET12713339  Pectocarya heterocarpa M. J. Williams 1978-1 78- 10 -4 Inyo Hwy 190, 13.5 miles from Death Valley Junction. 792 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
  SEINET13339527  Cryptantha virginensis M. J. Williams, A. Tiehm 1981-7-2 81- 105 -2 Inyo 13.5 mile south of Hwy 168 in the Inyo Mountains. 2286 Comment
  SEINET13754207  Pedicularis attollens M. J. Williams 1968-7-21 565 Inyo White Mountains, McAfee Mdws. 3566 Comment
  SEINET14172834  Leptosiphon nuttallii subsp. pubescens M. J. Williams 1968-7-21 573 Inyo White Mountains, near Crooked Creek 3094 Comment
  SEINET14377946  Linanthus pungens M. J. Williams 1968-7-21 564 Inyo White Mountains, road to Crooked Creek 3109 Comment
  SEINET4178426  Rumex paucifolius M. J. Williams 1968-7-21 s.n. Inyo White Mountains, beyond Barcroft Laboratory toward White Mountain Peak 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
  SEINET5323439 Image available Penstemon floridus var. floridus M. J. Williams, Pat Lott 1977-8-17 77- 79 -1 Inyo Westgard Pass, S end of White Mtns. 2134 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
  SEINET5324295  Eriogonum contiguum M. J. Williams 1978-4-3 78- 10 -2 Inyo 13.5 mi W of Death Valley Junction near Hwy 190 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
  SEINET5329998  Eriogonum gracilipes M. J. Williams 1968-7-21 s.n. Inyo White Mountains, near Crooked Creek. 3109 Comment
  SEINET5334500  Pinus balfouriana M. J. Williams 1976-7-3 76- 65 -1 Inyo Collected near Onion Valley. 2743 Comment
  SEINET5334676  Pinus longaeva M. J. Williams 1976-7-4 76- 66 -1 Inyo Collected near Patriarch Grove 3658 Comment
  SEINET5336483  Lewisia nevadensis M. J. Williams 1965-7-29 s.n. Inyo Headwaters of Rock Creek. 3322 Comment
  SEINET5336508  Lewisia pygmaea M. J. Williams 1965-6-22 s.n. Inyo White Mountains. 3048 Comment
  SEINET5336569  Lewisia rediviva var. minor M. J. Williams 1965-6-22 s.n. Inyo White Mtns. 2621 Comment
  SEINET5336578  Lewisia sierrae M. J. Williams 1965-7-29 s.n. Inyo Headwaters of Rock Creek 3322 Comment
  SEINET5342328  Lepidium flavum var. flavum M. J. Williams 1978-4-1 78- 2 -1 Inyo Saline Valley road. 1372 Comment
  SEINET5499520  Phacelia vallis-mortae M. J. Williams 1962-6-22 s.n. Inyo White Mountains 2286 Comment
  SEINET6340516  Selaginella watsonii M. J. Williams 1968-7-21 s.n. Inyo White Mountains, beyond Barcroft Laboratory toward White Mountain Peak 3962 Comment
  SEINET6629018  Cystopteris fragilis M. J. Williams 1968-7-21 s.n. Inyo White Mountains, beyond Barcroft Laboratory toward White Mountain Peak 3962 Comment
  SEINET6700406 Image available Acamptopappus shockleyi M. J. Williams 1978-4-2 78- 5 -1 Inyo 10 mi. from Ubehebe Crater on Racetrack Rd 808 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
  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
  SEINET8193750  Androstephium breviflorum M. J. Williams 1978-4-1 78- 1 -1 Inyo 12 miles N of Bishop, downgrade into Owens Valley. 1524 Comment
  SEINET8529173  Anulocaulis annulatus M. J. Williams 1978-4-3 78- 9 -2 Inyo Hwy 190, mile post 114, 25.5 miles W of Death Valley Junction. Comment
  SEINET8687569 Image available Erigeron pygmaeus M. Williams 1968-7-21 582 Inyo White Mountain Peak road beyond Bancroft Laboratory 3962 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
  SEINET9171894  Plantago ovata M. J. Williams 1978-4-3 78- 10 -6 Inyo Hwy 190, mile post 126, 13.5 miles from Death Valley Junction. Comment
  UCSB45675  Xylorhiza tortifolia Williamson, Paula 1982-5-22 Inyo On Calif. 168 East 3.0 miles east of U.S. 395 1219 Comment
  UCSB45680  Eriophyllum wallacei Williamson, Paula 1982-5-21 Inyo 6.0 miles northwest of Bishop, on South Round Valley Road, 0.70 mile north of Sawmill Road 975 Comment
  RSA0118558  Hesperocyparis nevadensis Jackie Williams 2016-6-22 s.n. Kern Piute Mountains, Southern Sierra Nevada, along Piute Mountain / Saddle Spring Road 27S02 2.0-3.6 miles east of Bodfish-Havilah road. Southeast of Ball Mountain, south of Bodfish, north of Bald Eagle Peak, west side of Myers Canyon., Coordinates at west end; east end of unburned grove near N35.55281, W118.47725 (NAD83). 1390 Comment
  RSA417325  Artemisia dracunculus E. Williams 1939-8-12 769 Kern Between Loraine and Piute, Piute Mountains; 915 Comment
  RSA684670  Equisetum hyemale var. affine E. Williams 1939-8-13 814 Kern Between Loraine & Piute, Piute Mountains 915 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
  UC558457  Ericameria cuneata var. cuneata Edna Williams 1936-11-1 Kern Greenhorn Mountain Range Sequoia National Forest, Greenhorn Mountain Range 1524 Comment
  CAS-BOT-BC133165  Adenostoma fasciculatum Margaret J. Williams; Wayne Roderick 1984-5-22 84- 17 -3 Lake Walker Ridge road, 1.4 mi in. 609 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
  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
  UCR37526  Silene californica P. Williams, B. Kearney, M. Malamus 1984-4-28 7 Lake Blue Oak Campground 610 Comment
  UCR40024  Calystegia subacaulis P. Williams, Brian Kearney, Mike Malamus 1984-4-28 s.n. Lake Blue Oak Campground 610 Comment
  RSA339141  Eriophyllum lanatum var. achilleoides Margaret J. Williams, Wayne Roderick 1984-5-23 84- 19 -1 Lake Butt's Canyon Road, 5.7 miles S of Hwy. 29 toward Pope Valley 305 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
  SEINET12194329  Clarkia rubicunda M. J. Williams, Roderick, W. 1984-1 84- 14 -3 Lake 2 mi NE of Middletown 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
  SEINET4149809  Clarkia rubicunda M. J. Williams, W. Roderick 1984-5-22 84- 14 -3 Lake 2 mi NE of Middletown 305 Comment
  SEINET5336517  Lewisia rediviva M. J. Williams 1967-5-7 s.n. Lake Near Middletown 259 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
  SEINET7669055  Pickeringia montana M. J. Williams, W. Roderick 1984-5-23 84- 18 -3 Lake Walker Ridge road 640 Comment
  SEINET8197371  Calochortus luteus M. J. Williams, W. Roderick 1984-5-22 84- 16 -1 Lake Hwy 20, near Cache Creek. 274 Comment
  SEINET9033728  Quercus durata M. J. Williams, W. Roderick 1984-5-22 84- 13 -1 Lake HWY 29, 0.3 mi ino Lake County from Napa County 396 Comment
  CAS-BOT-BC10388  Paeonia brownii Margaret Williams; Steven Williams 1974-7-26 74- 2 -14 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70. 1493 Comment
  CAS-BOT-BC138623  Agrostis stolonifera Margaret Williams; Steven Williams 1974-7-26 74 -L-39 Lassen Sierra Nevada. 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-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-BC159781  Prunus andersonii Margaret Williams 1974-8-4 74 -L-75 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-BC161420  Bromus tectorum Margaret Williams; Steven Williams 1974-7-26 74 -L-2 Lassen Sierra Nevada. Near Hallelujah Junction, west of Highway 395 and south of Highway 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-BC208765  Lupinus argenteus var. heteranthus Margaret Williams; Steven Williams 1974-7-26 74 -L-13 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 - Sierra Nevada 1493 Comment
  CAS-BOT-BC218616  Achnatherum occidentale subsp. pubescens Margaret Williams; Steven Williams 1974-7-26 74 -L-37 Lassen Burned area near Hallelujah Junction, west of Hwy 395 and south of Hwy 70, Sierra Nevada 1493 Comment
  CAS-BOT-BC227483  Elymus elymoides Margaret Williams; Steven Williams 1974-7-26 74 -L-42 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 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-BC246511  Eriogonum elatum var. elatum Margaret Williams 1974-7-27 74 -L-45 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC280679  Hesperostipa comata Margaret Williams; Steven Williams 1974-7-26 74 -L-43 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC283087  Schedonorus arundinaceus Margaret Williams; Louella Bass 1972-10-22 EV 3 Lassen Elysian Valley west of Janesville, Sierra Nevada 1325 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-BC292260  Dieteria canescens Margaret Williams; Steven Williams 1974-7-26 74 -L-21 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-BC329048  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-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-BC42891  Ambrosia acanthicarpa Margaret Williams; Steven Williams 1974-7-26 74 -L-10 Lassen Burned area near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC97324  Artemisia tridentata subsp. tridentata Margaret Williams; Steven Williams 1974-7-26 74 -L-4 Lassen area near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 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
  NY1056499  Phacelia lutea var. lutea M. J. Williams 1986-5-12 86- 21 --1 Lassen Smoke Creek Road, east of Highway 395 1448 Comment
  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
  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
  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
  SEINET14623340  Eriastrum wilcoxii M. J. Williams 1974-7-26 74 -L-26 Lassen 2 miles W of Hallelujah Junction, S of Hwy 70. 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
  SEINET4199964  Rumex crispus M. J. Williams 1974-7-29 74 -L-64 Lassen 2 mi. West of Hallelujah Junction, south of Hwy. 70 Comment
  SEINET4891272  Secale cereale M. J. Williams 1974-7-26 74 -I-38 Lassen 2 miles west of Hallelujah Junction, south of HWY 70 1494 Comment
  SEINET5324389  Astragalus pulsiferae var. pulsiferae M. J. Williams 1974-7-26 74 L-16 Lassen 2 mile W of Hallelujah Junction, S of Hwy 70. 1494 Comment
  SEINET5327973  Lupinus argenteus var. heteranthus M. J. Williams 1974-7-29 74 -L-58 Lassen 2 mi west of Hallelujah Junction, south of Hwy. 50 1494 Comment
  SEINET5335984  Agrostis stolonifera M. J. Williams 1974-7-26 74 -L-39 Lassen 2 mi. W of Hallelujah Junction, S of highway 70 1494 Comment
  SEINET5343990  Camissonia contorta M. J. Williams 1974-7-26 74 -L-22 Lassen 2 mi west of Hallelujah Junction, south of Hwy. 70 1494 Comment
  SEINET5345198  Taraxia tanacetifolia M. J. Williams 1974-7-26 74 -L-24 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
  SEINET7127328  Convolvulus arvensis M. J. Williams 1974-7-29 74 -L-57 Lassen 2 mi. west of Hallelujah Junction, south of Highway 70 1494 Comment
  SEINET7450943 Image available Chrysothamnus viscidiflorus subsp. viscidiflorus M. J. Williams 1974-7-29 1974 -L-56 Lassen 2 mi. west of Hallelujah Junction, south of Highway 70 1494 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
  SEINET8080232  Stipa occidentalis var. californica M. J. Williams 1974-7-26 74 -L-37 Lassen 2 miles W of Hallelujah Junction, S of Hwy. 70. 1494 Comment
  SEINET8588508  Mertensia oblongifolia M. J. Williams, G. Schoolcraft, A. Tiehm 1986-1 86- 39 -1 Lassen 1.5 road miles W of turn to Dodge Reservoir, on road from Tuledad Canyon to Ravendale. 1707 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-BC128035  Blepharipappus scaber Margaret Williams 1974-8-4 74 - L. - 73 Lassen Burned area near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC13230  Agoseris monticola Margaret Williams 1974-8-4 74 -L-79 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70. 1493 Comment
  CAS-BOT-BC171455  Oenothera M. Williams 1974-7-27 s.n. Lassen Burned area near Hallelujah Junction, Sierra Nevada 1493 Comment
  CAS-BOT-BC291547  Crepis intermedia Margaret Williams 1974-8-4 74 -L-76 Lassen Near Hallelujah Junction west of Hwy 395 and south of Hwy 70, Sierra Nevada 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-BC296850  Erigeron divergens Margaret Williams; Louella Bass 1972-10-22 EV 9 Lassen Elysian Valley northwest of Janesville, Sierra Nevada 1325 Comment
  CAS-BOT-BC304680  Grindelia squarrosa Margaret Williams 1974-8-4 74 -L-84 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC340511  Lactuca serriola Margaret Williams; Steven Williams 1974-7-26 74 -L-6 Lassen Near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  CAS-BOT-BC341480  Lagophylla ramosissima Margaret Williams 1974-7-27 74 -L-62 Lassen Area near Hallelujah Junction, west of Hwy 395 and south 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-BC421954  Rumex acetosella Margaret Williams; Louella Bass 1972-10-22 EV 5 Lassen Elysian Valley, northwest of Janesville 1325 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-BC473049  Chenopodium desiccatum Margaret Williams; Steven Williams 1974-7-26 74 -L-36 Lassen Sierra Nevada. Burned area near Hallelujah Junction, W of Hwy 395 and S of Hwy 70 1493 Comment
  CAS-BOT-BC97606  Symphyotrichum campestre Margaret Williams 1974-7-27 74 -L-67 Lassen Burned area near Hallelujah Junction, west of Hwy 395 and south of Hwy 70 1493 Comment
  NY1011958  Gymnosteris parvula M. J. Williams 1986-5-14 86- 38 --2 Lassen Tuledad Canyon Road, from Duck Flat to Ravendale. 0.1 mile west of California-Nevada line. Comment
  NY746669  Lupinus brevicaulis M. J. Williams 1986-5-14 86- 40 --1 Lassen Near Highway 395, at Noble Emigrant Trail Sign, 7 road miles north of Litchfield 1524 Comment
  NY747211  Lupinus lepidus var. confertus M. J. Williams 1983-7-31 83- 126 --1 Lassen Roadside near Janesville 1280 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
  RSA339168  Lupinus confertus Margaret J. Williams 1983-7-31 s.n. Lassen Roadside near Janesville. 1280 Comment
  RSA339170  Astragalus filipes Margaret J. Williams 1983-7-31 339170 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
  SEINET11601334 Image available Madia elegans M. J. Williams, G. L. Smith 1983-1 83- 155 -2 Lassen 5 mi E of Hwy 395 on A-3 which joins the road to Alturas 1372 Comment
  SEINET12093181  Myosurus apetalus M. J. Williams, Schoolcraft, G.; Tiehm, A. 1986-1 86- 38 -3 Lassen Tuledad Canyon Rd., from Duck Flat to Ravendale. 0.1 mi W of Calif-Nev line 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
  SEINET4176577  Rumex venosus M. J. Williams 1969-5-24 s.n. Lassen Near Doyle 1524 Comment
  SEINET5323085  Astragalus andersonii M. J. Williams, A. Tiehm 1978-5-14 78- 48 -2 Lassen 2.8 mi S of northern road into Red Rock (off Hwy 395). 1372 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
  SEINET5325001  Astragalus curvicarpus M. J. Williams, J. T. Howell 1973-5-12 73 C-16 Lassen Near Herlong turn-off, Hwy. 395. 1250 Comment
  SEINET5328130  Lupinus brevicaulis M. J. Williams, G. Schoolcraft, A. Tiehm 1986-5-14 86- 40 -1 Lassen Near Hwy 395, at Noble Emigrant Trail Sign, 7 rd miles N of Litchfield 1524 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
  SEINET5345661  Oenothera deltoides var. piperi M. J. Williams 1968-6-1 s.n. Lassen Near Doyle 1372 Comment
  SEINET5518985  Phacelia lutea var. lutea M. J. Williams, G. Schoolcraft, A. Tiehm 1986-5-12 86- 21 -1 Lassen Smoke Creek Road, east of HWY 395 1448 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
  SEINET7379749 Image available Centromadia pungens M. J. Williams, G. Smith 1983-1 83- 155 -1 Lassen 5 mi E of Hwy 395 on A-3 which joins the road to Alturas 1372 Comment
  SEINET8051629  Lupinus lepidus var. confertus M. J. Williams 1983-7-31 83- 126 -1 Lassen Roadside near Janesville 1280 Comment
  SEINET8480557  Leucocrinum montanum M. J. Williams 1969-5-24 s.n. Lassen Hwy 44, near Bogart Ranger Station. 1646 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
  CHSC26417  Eriodictyon trichocalyx var. trichocalyx Koko Williams 1967-5-20 99 Los Angeles Ca. 15 miles NE of Azusa at end of East Fork Rd. along East Fork of San Gabriel River in San Gabriel Mtns. 1219 Comment
  CSUSB2277  Arctostaphylos gabrielensis Kimberlyn Williams 2007-5-7 s.n. Los Angeles San Gabriel Mountains South-facing slope above Big Pines Information Center, below road to JPL, opposite Mountain High Ski Resort, near pullout. 2163 Comment
  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
  RSA102536  Mimulus aurantiacus var. puniceus C. S. Williamson 1901-7-24 s.n. Los Angeles Santa Catalina Island. Comment
  RSA418210  Baccharis douglasii T. Gertrude Williamson 1924-8-22 s.n. Los Angeles Catalina Island, Toyon Canyon Comment
  RSA442113  Suaeda taxifolia 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
  RSA660892  Avena barbata Ann Williams 1992-5-14 23 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  RSA660893  Hordeum murinum subsp. glaucum Ann Williams 1992-5-14 13 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  RSA660902  Calystegia macrostegia subsp. macrostegia Ann Williams 1992-5-14 2 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  RSA660903  Sambucus mexicana Ann Williams 1992-5-14 1 -92 Los Angeles End of Oceanview Ave., .3 mi. N of Mar Vista St. Whittier. 152 Comment
  UC114002  Clarkia purpurea subsp. quadrivulnera R. D. Williams 1905-6-19 Los Angeles near Claremont; Burbank Canyon 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
  UCR125187  Psilotum nudum Heather Williamson 2002-11-26 s.n. Los Angeles Los Angeles, Hollywood area near the intersection of Gower St. & Melrose Ave. on the Paramount Studios lot 111 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
  HSC24804  Phacelia grandiflora Koko Williams 1967-5-20 61 Los Angeles 2 mi. N of Azusa in San Gabriel Canyon on Hwy. 39 in San Gabriel Mtns. 1034 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
  RSA0034896  Dendromecon rigida Kelly Williams 1980-4-30 21 Los Angeles 1.5 mi. E of Stunt Rd., Mulholland Hwy. 457 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
  RSA478491  Chenopodium californicum T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  RSA660838  Raphanus sativus Ann Williams 1992-5-14 14 -92 Los Angeles End of Canyon Dr., 0.2 mi. off Penn St. and 100 yds E of Whittier College track. 152 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
  RSA660840  Brassica nigra Ann Williams 1992-5-7 15 -92 Los Angeles Grande Vista Dr., 1.25 mile off Beverly Dr. at top rim of Sycamore canyon. Whittier. 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
  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
  RSA660898  Centaurea melitensis Ann Williams 1992-5-14 19 -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-YOSE63699  Chaenactis douglasii H. Williams 1936-7-24 Madera DEVIL'S POSTPILE, RAINBOW FALLS Comment
  YM-YOSE64183  Ribes cereum 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-YOSE64866  Gentiana holopetala H. Williams 1936-8-1 Madera DEVIL'S POSTPILE, SODA SPRINGS MEADOW Comment
  YM-YOSE65009  Ipomopsis aggregata H. Williams 1936-7-4 Madera DEVIL'S POSTPILE, RAINBOW FALLS Comment
  YM-YOSE65482  Phacelia heterophylla var. griseophylla H. Williams 1936-7-24 Madera DEVIL'S POSTPILE, RAINBOW FALLS Comment
  YM-YOSE66425  Penstemon heterodoxus H. Williams 1936-7-25 Madera NORTH BOUNDARY DEVIL'S POSTPILE Comment
  YM-YOSE66877  Lonicera conjugialis H. Williams NOT RECORDED Madera DEVIL'S POSTPILE, RAINBOW FALLS Comment
  YM-YOSE66907  Symphoricarpos vaccinioides H. Williams 1936-7-24 Madera DEVILS POSTPILE, RAINBOW FALLS Comment
  YM-YOSE67069  Pellaea breweri H. Williams 1936-8-2 Madera DEVIL'S POSTPILE Comment
  UCSB40660  Erigeron glacialis var. glacialis Williams, H. 1936-7-25 Madera North Boundary, D.P.P. (Devils Postpile); Yosemite National Park Comment
  UCSB41694  Bromus tectorum Williams, K. 1981-5-14 Madera Junction of Roads 600 and 612 above Fresno River 640 Comment
  UCSB41702  Poa secunda subsp. secunda Williams, K. 1981-5-14 Madera Scott Road 3 miles north of intersection with Jerseydale Road 762 Comment
  UCSB47011  Mimulus lewisii Williams 1936-8-2 Madera Swamp N. of D.P.P. (Devil's Post Pile) Comment
  UCSB51135  Eriogonum umbellatum Williams, H. 1936-7-25 Madera North Boundry; Devil's Post Pile; Yosemite National Park 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-YOSE63533  Arnica amplexifolia H. Williams 1936-8-1 Madera SODA SPRINGS MEADOW AT DEVIL`S POSTPILE Comment
  YM-YOSE64363  Horkelia fusca H. Williams 1936-7-24 Madera NORTH BOUNDARY. DEVILS POST PILE Comment
  YM-YOSE64605  Lupinus latifolius var. columbianus H. Williams 1929-7-26 815 Madera McGEE LAKE TRAIL Comment
  YM-YOSE64768  Stephanomeria tenuifolia H. Williams 1936-7-31 Madera DEVIL'S POSTPILE, NE BOUNDARY Comment
  YM-YOSE64940  Apocynum pumilum H. Williams 1936-8-2 Madera RESEARCH RESERVE COLLECTION, DEVIL'S POSTPILE 1219 Comment
  YM-YOSE65655  Juncus balticus H. Williams 1936-8-2 Madera SODA SPRING MEADOW. DEVILS POST PILE Comment
  YM-YOSE65755  Luzula multiflora H. Williams 1936-7-25 Madera NORTH BOUNDARY. 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-YOSE66407  Penstemon jeffreyanus H. Williams 1936-7-31 Madera NORTHEAST BOUNDARY DEVIL'S POSTPILE Comment
  YM-YOSE66411  Penstemon bridgesii H. Williams 1936-7-31 Madera NORTHEAST BOUNDARY DEVIL`S POSTPILE Comment
  YM-YOSE66454  Penstemon speciosus subsp. kennedyi H. Williams 1936-8-2 Madera DEVIL'S POSTPILE, SODA SPRINGS MEADOW 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-YOSE67120  Cryptogramma acrostichoides H. Williams 1936-8-2 Madera DEVIL'S POSTPILE, RIDGE WEST OF SODA SPRINGS Comment
  CAS-BOT-BC229702  Acmispon junceus A. Williams; L. Leatherman; K. Roster; et al. 2012-8-25 1757 Marin Marin Municipal Water District Lands: Mount Tamalpais. On Old Stage Rd. past MMWD gate, at culvert OS-12. Comment
  CAS-BOT-BC229747  Cardamine californica A. Williams; E. Shea; M. E. Hannibal; S. Tsui 2012-5-5 707 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-BC229753  Woodwardia fimbriata A. Williams; L. Leatherman; K. Roster; et al. 2012-8-25 1756 Marin Marin Municipal Water District Lands: Mount Tamalpais. On Old Stage Rd. past MMWD gate, at culvert OS-12. 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-BC229764  Madia elegans A. Williams; E. McDermott; D. Smith; et al. 2012-6-23 1412 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-BC229771  Lactuca saligna A. Williams; L. Leatherman; K. Roster; et al. 2012-8-25 1752 Marin Marin Municipal Water District Lands: Mount Tamalpais. On Old Stage Rd. past MMWD gate, at culvert OS-12. Comment
  CAS-BOT-BC229774  Hypochaeris radicata A. Williams; E. McDermott; D. Smith; et al. 2012-6-23 1417 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-BC229779  Hypochaeris glabra A. Williams; E. Shea; M. E. Hannibal; S. Tsui 2012-5-5 702 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-BC229791  Carduus pycnocephalus A. Williams; E. McDermott; D. Smith; et al. 2012-6-23 1407 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-BC229794  Calycadenia multiglandulosa A. Williams; L. Leatherman; K. Roster; et al. 2012-8-25 1754 Marin Marin Municipal Water District Lands: Mount Tamalpais. On Old Stage Rd. past MMWD gate, at culvert OS-12. Comment
  CAS-BOT-BC229808  Osmorhiza berteroi A. Williams; E. McDermott; D. Smith; et al. 2012-6-23 1416 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-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-BC231812  Briza maxima A. Williams; E. McDermott; D. Smith; et al. 2012-6-23 1410 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-BC231844  Cynosurus echinatus A. Williams; E. McDermott; D. Smith; et al. 2012-6-23 1413 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-BC232187  Vulpia bromoides A. Williams; E. Shea; M. E. Hannibal; S. Tsui 2012-5-5 718 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-BC232191  Polypogon viridis A. Williams; L. Leatherman; K. Roster; et al. 2012-8-25 1760 Marin Marin Municipal Water District Lands: Mount Tamalpais. On Old Stage Rd. past MMWD gate, at culvert OS-12. Comment
  CAS-BOT-BC232202  Juncus effusus A. Williams; E. McDermott; D. Smith; et al. 2012-6-23 1401 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-BC232220  Quercus wislizeni A. Williams; L. Leatherman; K. Roster; et al. 2012-8-25 1758 Marin Marin Municipal Water District Lands: Mount Tamalpais. On Old Stage Rd. past MMWD gate, at culvert OS-12. 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-BC232230  Stachys pycnantha A. Williams; L. Leatherman; K. Roster; et al. 2012-8-25 1751 Marin Marin Municipal Water District Lands: Mount Tamalpais. On Old Stage Rd. past MMWD gate, at culvert OS-12. Comment
  CAS-BOT-BC232240  Stachys rigida var. quercetorum A. Williams; E. McDermott; D. Smith; et al. 2012-6-23 1415 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-BC232252  Leptosiphon parviflorus A. Williams; E. Shea; M. E. Hannibal; S. Tsui 2012-5-5 700 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-BC232261  Epilobium ciliatum subsp. ciliatum A. Williams; L. Leatherman; K. Roster; et al. 2012-8-25 1761 Marin Marin Municipal Water District Lands: Mount Tamalpais. On Old Stage Rd. past MMWD gate, at culvert OS-12. 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-BC232280  Pentagramma triangularis A. Williams; E. McDermott; D. Smith; et al. 2012-6-23 1403 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-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-BC258891  Plantago lanceolata A. Williams; S. Bishop; S. Creer; K. Hauser; A. Poggio; M. Jones 2012-3-24 003 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-BC279928  Lupinus nanus A. Williams; F. Leist; C. Powell; J. Slamovich 2013-4-12 13221 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry Comment
  CAS-BOT-BC285570  Plantago erecta A. Williams; R. Brostorm; T. Edwards; M. Evans; J. Slamovich 2013-3-9 13210 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry Comment
  CAS-BOT-BC291880  Carex globosa A. Williams; M. Evans; J. Rocha; K. Phillips; J. Stern; N. Brown; J. Slamovich 2013-2-23 13201 Marin Mount Tamalpais. Marin Municipal Water District lands: Sky Oaks Meadow picnic area 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-BC300550  Crataegus monogyna A. Williams; R. Brostrom; F. Leist 2013-6-8 13267 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-BC309812  Agrostis capillaris A. Williams; R. Brostrom; F. Leist 2013-6-8 13262 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-BC311764  Lactuca virosa A. Williams 2013-8-9 13761 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Quarry Comment
  CAS-BOT-BC311769  Rorippa curvipes A. Williams 2013-8-9 13768 Marin Mount Tamalpais. Marin Municipal Water District lands: Alpine Reservoir drawdown zone at Bullfrog Creek Comment
  CAS-BOT-BC311771  Asclepias fascicularis A. Williams 2013-8-9 13770 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-BC311774  Convolvulus arvensis A. Williams 2013-8-9 13774 Marin Mount Tamalpais. Marin Municipal Water District lands: Sky Oaks Ranger Station Comment
  CAS-BOT-BC320489  Hemizonia congesta subsp. lutescens A. Williams; H. Russell; W. Dresskin; D. Morawitz 2013-8-10 13177 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-BC320490  Hemizonia congesta subsp. lutescens A. Williams; H. Russell; W. Dresskin; D. Morawitz 2013-8-10 13177 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-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-BC322132  Senecio vulgaris A. Williams; R. Brostorm; T. Edwards; M. Evans; J. Slamovich 2013-3-9 13215 Marin Mount Tamalpais. Marin Municipal Water District lands: Bullfrog Road, knoll north of quarry. Comment
  CAS-BOT-BC322133  Trifolium willdenovii A. Williams; F. Leist; C. Powell; J. Slamovich 2013-4-12 13222 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-BC323898  Rumex crispus A. Williams; H. Russell; W. Dresskin; D. Morawitz 2013-8-10 13182 Marin Marin Municipal Water District lands: Bon Tempe valves: north of Lake Lagunitas picnic area, swale between Sludge Pond and Pint Point. Comment
  CAS-BOT-BC323915  Bromus laevipes A. Williams 2013-8-9 13775 Marin Marin Municipal Water District lands: Sky Oaks Meadow. Comment
  CAS-BOT-BC329249  Lythrum hyssopifolia A. Williams; H. Russell; W. Dresskin; D. Morawitz 2013-8-10 13178 Marin Plants of Mount Tamalpais. Marin Municipal Water District lands. Bon Tempe valves: N of Lake Lagunitas picnic area, swale between Sludge Pond and Pine Point. Comment
  CAS-BOT-BC332721  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-BC333279  Zeltnera muehlenbergii A. Williams; F. Leist; S. Tsiu; W. Dreskin; R. Brostorm 2013-5-4 13246 Marin Plants of Mount Tamalpais, Marin Municipal Water District lands.Bullfrog Road, knoll N 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-BC350925  Gastridium ventricosum A. Williams; F. Leist; S. Tsiu; W. Dreskin; R. Brostorm 2013-5-4 13241 Marin Plants of Mount Tamalpais, Marin Municipal Water District lands.Bullfrog Road, knoll N 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-BC350952  Melilotus indicus A. Williams; F. Leist; S. Tsiu; W. Dreskin; R. Brostorm 2013-5-4 13243 Marin Plants of Mount Tamalpais, Marin Municipal Water District lands.Bullfrog Road, knoll N of quarry Comment
  CAS-BOT-BC350953  Trifolium tomentosum A. Williams; F. Leist; S. Tsiu; W. Dreskin; R. Brostorm 2013-5-4 13243 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-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-BC350961  Paspalum distichum A. Williams; R. Brostorm; F. Leist 2013-6-8 13274 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-BC421483  Rubus parviflorus A. Williams; C. Darling; M. Garcia; R. Brostrom; L. Juarez; A. Juarez 2014-4-26 14616 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-BC421701  Triteleia laxa A. Williams; C. Hagerty; R. Skwarek; K. Martin; R. Johnson 2014-5-10 14021 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-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-BC421704  Juncus occidentalis A. Williams; C. Hagerty; R. Skwarek; K. Martin; R. Johnson 2014-5-10 14027 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-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-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-BC422436  Carex luzulina A. Williams; R. Truitt; K. Martin; D. Morawitz 2014-9-13 14410 Marin Mount Tamalpais. Marin Municipal Water District lands: Lagoon Fire Road to Hidden Lake. 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-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-BC423336  Sonchus asper A. Williams; C. Darling; M. Garcia; R. Brostrom; L. Juarez; A. Juarez 2014-4-26 14623 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-BC433196  Eriogonum nudum var. nudum A. Williams; E. Brusati; E. Kercado; R. Bronstrom 2014-6-14 14046 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-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-BC434221  Montia parvifolia A. Williams; C. Darling; M. Garcia; R. Brostrom; L. Juarez; A. Juarez 2014-4-26 14612 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-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-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-BC471219  Arabis blepharophylla A. Williams 2014-3-18 14106 Marin Mount Tamalpais. Marin Municipal Water District lands: NE-facing slope to the west of Kent Pump Road 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-BC471222  Calochortus uniflorus A. Williams 2014-4-15 14800 Marin Mount Tamalpais. Marin Municipal Water District lands: Lagunitas meadows, west of Bone Tempe Channel Road Comment
  CAS-BOT-BC471223  Leptosiphon acicularis A. Williams 2014-4-15 14801 Marin Mount Tamalpais. Marin Municipal Water District lands: Pine Mountain Fire Road, N of junction with Fairfax-Bolinas 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-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-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-BC531266  Galium murale A. Williams; A. Young; F. Leist; D. Morawitz 2015-4-10 15350 Marin Mount Tamalpais. Marin Municipal Water District lands: small creek on N side of Filter Plant Rd, E of jct with 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-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-BC531456  Brodiaea terrestris subsp. terrestris A. Williams 2015-5-15 15792 Marin Mount Tamalpais. Marin Municipal Water District lands: along trail from Lagunitas parking lot to Bon Tempe 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-BC531460  Tragopogon porrifolius A. Williams; M. C. O'Connor; R. Truitt; A. Young; R. Brostrom 2015-6-12 15805 Marin Mount Tamalpais. Marin Municipal Water District lands: near Alpine Lake, across Bullfrog Creek from Bullfrog Quarry Comment
  CAS-BOT-BC531465  Isoetes howellii A. Williams; M. C. O'Connor; R. Truitt; A. Young; R. Brostrom 2015-6-12 15810 Marin Mount Tamalpais. Marin Municipal Water District lands: alongside 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-BC531467  Veronica americana A. Williams 2015-6-16 15885 Marin Mount Tamalpais. Marin Municipal Water District lands: on bank of Lagunaitas Creek Comment
  CAS-BOT-BC531468  Hoita orbicularis A. Williams 2015-7-2 15886 Marin Mount Tamalpais. Marin Municipal Water District lands: E of slough sedge patch in Potrero meadow Comment
  CAS-BOT-BC531669  Trifolium variegatum A. Williams; A. Young; F. Leist; D. Morawitz 2015-4-10 15348 Marin Mount Tamalpais. Marin Municipal Water District lands: Upper meadow across road to the NE from Boneyard parking lot Comment
  CAS-BOT-BC531671  Plagiobothrys bracteatus A. Williams; A. Young; F. Leist; D. Morawitz 2015-4-10 15357 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-BC531674  Oxalis pes-caprae A. Williams 2015-2-12 15001 Marin Mount Tamalpais. Marin Municipal Water District lands: Phoenix Lake Comment
  CAS-BOT-BC531679  Morus alba A. Williams 2015-6-13 15880 Marin Mount Tamalpais. Marin Municipal Water District lands: N side of Phoenix Lake Rd. Comment
  CAS-BOT-BC531680  Galium parisiense A. Williams 2015-6-13 15882 Marin Mount Tamalpais. Marin Municipal Water District lands: Gravel bank on Kent Lake/Peters Dam 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-BC532982  Galium triflorum A. Williams 2015-6-13 15879 Marin Mount Tamalpais. Marin Municipal Water District lands: In culvert along Eldridge Grade before road cut Comment
  CAS-BOT-BC532983  Polycarpon tetraphyllum A. Williams 2015-6-13 15881 Marin Mount Tamalpais. Marin Municipal Water District lands: Gravel bank on Kent Lake/Peters Dam 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-BC538074  Hesperolinon micranthum A. Williams 2015-6-9 15802 Marin Mount Tamalpais. Marin Municipal Water District lands: Bolinas Ridge Comment
  CAS-BOT-BC100723  Blennosperma nanum var. nanum Charles Williams 1983-2-11 s.n. Marin Chileno Valley 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
  CAS-BOT-BC531470  Corallorhiza striata A. Williams 2015-7-7 15889 Marin Field redacted by CAS, contact the data manager for more information Comment
  CAS-BOT-BC98324  Symphyotrichum subulatum var. parviflorum Charles Williams 1982-9-24 s.n. Marin Railroad right-of-way near Culver Street, southern part of San Rafael. Comment
  CAS-BOT-BC99140  Symphyotrichum chilense Charles Williams 1980-11-3 s.n. Marin Pt. San Quentin Comment
  SEINET6409452  Dryopteris arguta 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
  SEINET8478784  Fritillaria affinis E. Williams 1964-5-1 s.n. Marin Mt. Tamalpais. Comment
  SEINET8502213  Trillium ovatum M. J. Williams 1968-4-6 s.n. Marin Nicasio Lake dam. 76 Comment
  UCD108757  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
  UCSB48765  Juncus oxymeris Williams, H. 1935-8-15 Mariposa Monroe Meadow; about 5 miles above Chinquapin; on old Glacier Point road; Granite Construction Co. camp; 2286 Comment
  YM-YOSE63877  Erigeron coulteri H. Williams 1935-8-20 23 Mariposa PEREGOY MEADOW 2164 Comment
  YM-YOSE64349  Chamaebatia foliolosa H. Williams 1936-7-4 Mariposa DAVIS CUT-OFF. MARIPOSA GROVE Comment
  YM-YOSE64675  Trifolium breweri 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-YOSE65138  Thalictrum fendleri H. Williams 1935-8-20 22 Mariposa LOWER PEREGOY MEADOW 2164 Comment
  YM-YOSE65758  Luzula multiflora H. Williams 1936-7-4 Mariposa MARIPOSA GROVE. DAVIS CUT-OFF Comment
  YM-YOSE65861  Castilleja miniata H. Williams 1935-8-20 18 Mariposa LOWER PEREGOY MEADOW 2164 Comment
  YM-YOSE66048  Iris hartwegii H. Williams 1936-7-1 Mariposa MARIPOSA GROVE Comment
  YM-YOSE66082  Goodyera oblongifolia H. Williams 1936-7-4 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-YOSE66185  Mimulus layneae H. Williams 1922-7-15 292 Mariposa LITTLE YOSEMITE Comment
  YM-YOSE66257  Quercus kelloggii H. Williams 1936-4-15 48 Mariposa CASCADE FALLS NEAR ROAD Comment
  YM-YOSE66506  Pseudotsuga menziesii H. Williams 1936-4-9 Mariposa MIRROR LAKE Comment
  YM-YOSE66515  Libocedrus decurrens H. Williams 1936-5-7 Mariposa CASCADE FALLS Comment
  YM-YOSE67078  Pellaea mucronata H. Williams 1936-4-9 37 Mariposa SNOW CREEK FALLS Comment
  YM-YOSE67127  Cystopteris fragilis H. Williams 1936-4-15 50 Mariposa CASCADE FALLS Comment
  YM-YOSE67129  Cystopteris fragilis H. Williams 1936-7-1 Mariposa MARIPOSA GROVE, DAVIS CUT-OFF Comment
  CAS-BOT-BC53469  Frangula californica subsp. tomentella Mrs. W. J. Williamson 1919-5-20 129 Mariposa Spring Gulch near Bear Creek 335 Comment
  CAS-BOT-BC53470  Frangula californica subsp. tomentella Mrs. W. J. Williamson 1919-5-20 129 Mariposa Spring Gulch near Bear Creek 335 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
  UCSB40281  Populus trichocarpa Williams, H. 1936-4-15 Mariposa Cascade Falls; Yosemite Comment
  UCSB41413  Phacelia hastata subsp. compacta Williams, H. 1935-8-20 Mariposa Lower Peregoy Meadow, Yosemite 2164 Comment
  UCSB51141  Eriogonum nudum Williams, H. 1936-7-24 Mariposa Boundary Creek; Yosemite Comment
  UCSB71197  Pellaea mucronata Williams, H. 1936-4-15 Mariposa Cascades above Power House Comment
  YM-YOSE63580  Ceanothus leucodermis H. Williams 1936-5-4 Mariposa FOOT OF INDIAN CANYON. YOSEMITE VALLEY. Comment
  YM-YOSE64678  Trifolium longipes H. Williams 1936-7-14 Mariposa DAVIS CUT-OFF Comment
  YM-YOSE65505  Carex nudata H. Williams 1936-5-4 58 Mariposa MEADOW NEAR AHWAHNEE & CAMP 7 INTERSECTION. YOSEMITE VALLEY Comment
  YM-YOSE65940  Brodiaea elegans H. Williams 1936-6-30 Mariposa WAWONA INDIAN BRIDGE. DAVIS CUT-OFF Comment
  YM-YOSE66045  Iris hartwegii H. Williams 1936-4-28 Mariposa CASCADES Comment
  YM-YOSE66066  Cephalanthera austiniae H. Williams 1936-7-8 Mariposa DAVIS CUT-OFF Comment
  YM-YOSE66094  Habenaria sparsiflora H. Williams 1936-7-14 Mariposa DAVIS CUT-OFF Comment
  YM-YOSE66095  Piperia unalascensis H. Williams 1936-7-8 Mariposa DAVIS CUT-OFF Comment
  YM-YOSE66097  Piperia colemanii H. Williams 1935-8-14 1 Mariposa EL CAPITAN TRAIL BEHIND EL CAPITAN. 2286 Comment
  YM-YOSE66275  Phoradendron villosum H. Williams 1935-1 31 Mariposa BACK OF MUSEUM. YOSEMITE VALLEY 1371 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-YOSE67096  Pityrogramma triangularis var. pallida H. Williams 1936-4-28 Mariposa COULTERVILLE ROAD 200 FEET ABOVE HIGHWAY 140 1219 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
  HREC244 Image available Pleuropogon davyi C. Williams 2003-4-21 2419 Mendocino Hopland Field Station: Between Hwy. 101 and the railroad about 1.5 miles north of Hopland. Next to the Caltrans storage widespot. Comment
  HREC250 Image available Pleuropogon hooverianus Chuck Williams 1992-6-10 2160 Mendocino Hopland Field Station: 4101 Running Springs Rd. Comment
  JEPS96295  Triteleia laxa Rhea Williamson 1988-6-13 Mendocino n of Branscomb (Nature Conservancy Coast Range Preserve, South Fork Eel River); South Fork Eel River 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
  UC1974570  Phyllospadix scouleri Megan Williams 2003-6-3 Mendocino Kibesillah Hill Comment
  UCR11346  Trillium ovatum L. L. Williams 1971-5-13 s.n. Mendocino North Coast Range, 6 mi out of Noyo along Hwy 20 213 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
  UCR4829  Ceanothus velutinus L. L. Williams 1971-5-13 s.n. Mendocino Along Hwy 20, 10 mi. east of Noyo 244 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
  SEINET5336476  Lewisia nevadensis M. J. Williams 1967-7-16 s.n. Mendocino Hull Mountain. 1890 Comment
  SEINET5336581  Lewisia stebbinsii M. J. Williams, W. Roderick 1967-7-16 s.n. Mendocino Hell's Half Acre, near Hull Mountain (Type Station) 1920 Comment
  UCD103757  Acmispon denticulatus W. Williams 1951-5-1 s.n. Mendocino Near N. border, 5 mi. S. of Piercy. Comment
  UCD104097  Acmispon brachycarpus W. Williams 1951-5-7 s.n. Mendocino Near border, 5 miles S of Piercy. 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
  UCD106773  Medicago arabica W. Williams 1951-5-1 s.n. Mendocino 1 mile N of Longvale. 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
  UCD108808  Trifolium dichotomum W. Williams 1951-5-1 s.n. Mendocino 6 miles N of junction of Hwy 20 and 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
  UCD109279  Trifolium oliganthum W. Williams 1951-5-1 s.n. Mendocino 1 mi. N. of Longvale. Comment
  UCD111479  Trifolium microcephalum W. Williams 1951-5-1 s.n. Mendocino 6 mi. N. of junction of Hwy 20 and 101. 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-BC15706  Perideridia bolanderi subsp. bolanderi Margaret J. Williams 1983-7-29 83- 116 -10 Modoc 1.1 mi. N of Stowe Reservoir Campground. 2087 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-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-BC180098  Swertia albicaulis var. albicaulis Margaret J. Williams; et al 1988-5-28 88- 19 -4 Modoc Hwy 395, intersection with Davis Creek road. Comment
  CAS-BOT-BC197621  Eriogonum umbellatum var. polyanthum Margaret J. Williams 1984-7-1 84- 87 -6 Modoc NW of Alturas, Crowder Flat Road, near Big Sage Reservoir. 1371 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-BC197781  Eriogonum umbellatum var. polyanthum Margaret J. Williams 1984-7-1 84- 86 -3 Modoc 3.1 mi N of Hwy 299 on Crowder Flat road. 1341 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-BC211377  Eriogonum sphaerocephalum var. halimioides Margaret J. Williams 1984-7-1 84- 88 -1 Modoc NW of Alturas, 3.5 mi N of Hwy 299, Crowder Flat Road. 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-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-BC242048  Zigadenus venenosus var. venenosus Margaret J. Williams 1984-6-30 84- 81 -2 Modoc 9.6 mi from Gerlach-Cedarville road on the Parker Creek road. 1828 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-BC242160  Triteleia hyacinthina Margaret J. Williams 1988-6-2 88- 28 -9 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  CAS-BOT-BC242198  Triteleia hyacinthina Margaret J. Williams 1983-7-29 83- 116 -5 Modoc 1.1 mi. N of Stowe Reservoir Campground. 2087 Comment
  CAS-BOT-BC244974  Allium platycaule Margaret J. Williams 1984-6-28 84- 69 -1 Modoc End of Soldier Creek. 2072 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-BC245519  Penstemon janishiae M. J. Williams; T. Holmcomb; B. Holcomb; L. Saxton 1988-5-28 88- 24 -2 Modoc Grade up to Crowder Flat from Hwy 229, W of Alturas. Top of steep bank by road. 1478 Comment
  CAS-BOT-BC252543  Taeniatherum caput-medusae Margaret J. Williams 1984-6-30 84- 75 -3 Modoc 27.4 mi. N of Cedar Pass road on Hwy 395. 1295 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-BC49496  Lagophylla ramosissima subsp. ramosissima Margaret J. Williams 1983-9-13 83- 151 -2 Modoc Roadsides from Alturas to Cedarville, 3.8 mi. W of Cedar Pass, 6.7 mi. from jct. of Hwy 299 and Cedarville Road 1554 Comment
  CAS-BOT-BC49505  Helianthus cusickii Margaret J. Williams; et al 1988-6-2 88- 28 -5 Modoc Jess Valley, E of Likely, S of roadside rest. 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-BC54179  Berberis aquifolium var. repens Margaret J. Williams 1984-6-29 84- 72 -5 Modoc Cave Lake, W side of Warner Mtns. 2133 Comment
  CAS-BOT-BC58378  Rorippa curvisiliqua Margaret J. Williams 1984-6-30 84- 80 -3 Modoc 6.8 mi. W of Cedarville-Gerlach road. 1981 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-BC95164  Polanisia dodecandra subsp. trachysperma Margaret J. Williams 1983-9-13 83- 150 -1 Modoc Near Hwy 299, just E of Adin. 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
  CAS-BOT-BC95624  Sedum stenopetalum subsp. stenopetalum Margaret J. Williams 1984-6-30 84- 80 -7 Modoc 6.8 mi. W of Cedarville-Gerlach road. 1981 Comment
  NY188598  Frasera albicaulis M. J. Williams 1988-5-28 88- 19 --4 Modoc Hwy 395, intersection with Davis Creek road. Comment
  NY283125  Eriogonum sphaerocephalum var. halimioides M. J. Williams 1983-7-29 83116- 6 Modoc 1.1 mile North of Stowe Reservoir Campground, North of Cedar Pass, Warner Mountains. 2087.9 Comment
  NY283218  Eriogonum strictum var. anserinum M. J. Williams 1988-5-30 8826- 2 Modoc Jess Valley, south of roadside rest 1524.0 Comment
  NY283219  Eriogonum strictum var. anserinum M. J. Williams 1988-5-30 8826- 9 Modoc Jess Valley, east of Likely, south of roadside rest. 1524.0 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
  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
  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
  NY747609  Lupinus polyphyllus var. saxosus M. J. Williams 1988-5-30 88- 22 --1 Modoc Crowder Flat Road, northwest of Alturas 1524 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
  RSA318661  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. 2088 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
  RSA339147  Eriogonum umbellatum var. nevadense Margaret J. Williams 1984-7-1 s.n. Modoc NW of Alturas, Crowder Flat Rd., near Big Sage Rservoir. 1372 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
  RSA554799  Eriogonum sphaerocephalum M. J. Williams 1988-5-30 88- 26 -9 Modoc Jess Valley, E of Likely, S of roadside rest. 1524 Comment
  SEINET10299458  Eriogonum vimineum Margaret J. Williams, Gladys Smith 1983-9-13 83- 150 -2 Modoc Near highway 299, just east of Adin 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
  SEINET11262208  Asclepias fascicularis Margaret J. Williams 1985-8-13 85- 66 -1 Modoc Big Sage Reservoir. N.W. of Alturas.; 0 1524 Comment
  SEINET13680438  Cordylanthus ramosus M. J. Williams 1985-1 85- 67 -2 Modoc Road into S end of Big Sage Reservoir, NW of Alturas. 1524 Comment
  SEINET13732756  Castilleja applegatei subsp. pinetorum M. J. Williams 1983-7-29 83- 116 -9 Modoc Warner Mountains, N of Cedar Pass, 1.1 miles N of Stough Reservoir Campground. 2088 Comment
  SEINET13978159  Castilleja applegatei subsp. pinetorum M. J. Williams 1983-7-29 83- 116 -9 Modoc Warner Mountains, N of Cedar Pass, 1.1 mi N of Stough Reservoir Campground. 2088 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
  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
  SEINET231318 Image available Taeniatherum caput-medusae Margaret J. Williams 1984-1 84- 75 -3 Modoc 27.4 mi N of Cedar Pass road on Hwy 395. 1300 Comment
  SEINET256813  Berberis repens M. J. Williams 1984-6-29 84 -725 Modoc Cave Lake W side of the Warner Mtns 2134 Comment
  SEINET3884959  Triteleia hyacinthina Margaret J. Williams 1983-7-29 83- 116 -5 Modoc 1.1 mi N of Stowe Reservoir Campground, N. of Cedar Pass, Warner Mtns.; 0 2088 Comment
  SEINET3921589  Bromus briziformis Margaret J. Williams, Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 28 -1 Modoc Jess Valley, E of Likely, S of roadside rest.; 0 Comment
  SEINET5331614  Eriogonum sphaerocephalum var. halimioides M. J. Williams, Gladys Smith 1983-9-13 83- 153 -2 Modoc 1.6 mi beyond campground on Stowe Reservoir road, N of Cedar Pass Rd., Warner Mtns. 2012 Comment
  SEINET5340079  Alyssum simplex M. J. Williams 1988-5-28 88- 19 -4 Modoc Hwy 395, intersection with Davis Creek road. Comment
  SEINET9443176  Chamaesyce serpyllifolia M. J. Williams 1985-1 85- 66 -2 Modoc Big Sage Reservoir NW of Alturas. 1524 Comment
  CAS-BOT-BC15695  Apocynum cannabinum Margaret J. Williams 1984-6-30 84- 76 -2 Modoc Cedar Pass Road, 1.7 mi. W of Cedarville. 1508 Comment
  CAS-BOT-BC218208  Euphorbia spathulata Margaret J. Williams 1988-5-30 88- 26 -12 Modoc Jess Valley, E of Likely, S of roadside rest. 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-BC497216  Eriogonum collinum Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 28 -2 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-BC497220  Erodium Margaret J. Williams; Arnold Tiehm; Jan Nachlinger 1988-6-2 88- 27 -2 Modoc Hwy 395, 0.4 mi E of Susanville road after turn to Alturas Comment
  CAS-BOT-BC497225  Eriogonum caespitosum Margaret J. Williams 1988-5-30 88- 26 -8 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
  JEPS55679  Fritillaria atropurpurea Margaret Williams 1968-5-31 6881 Modoc Cedar Pass 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
  NY495031  Ranunculus uncinatus M. J. Williams 1984-6-30 8480- 8 Modoc Seepage area near a reservoir, 6.8 miles west of Cedarville-Gerlach road. 1981.2 Comment
  NY704619  Lotus denticulatus M. J. Williams 1984-6-20 84- 82 --2 Modoc 13.4 miles west along Parker Creek Road 1585 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
  NY998662  Oenothera deltoides var. piperi M. J. Williams 1988-6-2 88- 27 --5 Modoc Hwy 395 0.4 mile east of Susanville road after turn to Alturas Comment
  RSA318659  Leptosiphon harknessii Margaret 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
  RSA339144  Chrysanthemum leucanthemum Margaret J. Williams 1984-6-29 84- 70 -2 Modoc North of Alturas on roadside Hwy 395 almost to Oregon border 1433 Comment
  RSA339166  Lotus denticulatus Margaret J. Williams 1984-6-20 84- 82 -2 Modoc 13.4 mi W along Parker Creek Road. 1585 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
  RSA424441  Eremocarpus setiger Margaret J. Williams 1985-8-13 85- 67 -1 Modoc Road into S end of Big Sage Reservoir, NW of Alturas. Comment
  RSA554796  Lomatium macrocarpum Margaret J. Williams 1988-5-30 88- 26 -1 Modoc Jess Valley, east of Likely, south of roadside rest 1524 Comment
  RSA554798  Eriogonum caespitosum Margaret J. Williams 1988-5-30 88- 26 -8 Modoc Jess Valley, east of Likely, south of roadside rest 1524 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
  RSA554805  Salvia dorrii subsp. dorrii Margaret J. Williams 1988-6-2 88- 27 -1 Modoc Hwy 395 0.4 mile E of Susanville road after turn to Alturas. [Lassen county] Comment
  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
  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
  SEINET11142109  Perideridia bolanderi subsp. bolanderi M. J. Williams 1984-7-1 84- 86 -1 Modoc Crowder Flat Road, 3.1 miles N of Hwy 299. 1341 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
  SEINET11261407  Eriogonum sphaerocephalum var. halimioides Margaret J. Williams 1984-7-1 84- 88 -1 Modoc NW of Alturas, 3.5 mi N of Hwy 299, Crowder Flat Raod.; 0 1372 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
  SEINET11302717  Mertensia longiflora M. J. Williams 1984-6-29 84- 71 -1 Modoc Lily Lake, west side of the Warner Mountains 2073 Comment
  SEINET11744641 Image available Packera eurycephala M. 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
  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
  SEINET12330725  Cordylanthus ramosus M. J. Williams 1985-1 85- 67 -2 Modoc road into S end of Big Sage Reservoir, NW of Alturas 1524 Comment
  SEINET13756734  Orthocarpus cuspidatus subsp. cryptanthus M. J. Williams 1983-7-29 83- 116 -7 Modoc Warner Mtns., 1.1 mi N of Stowe Reservoir Campground, N of Cedar Pass 2088 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
  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
  SEINET256225  Lomatium leptocarpum Margaret J. Williams 1984-6-30 84- 81 -1 Modoc 9.6 miles from Gerlach-Cedarville road on the Parker Creek road. W side of the Warner Mtns S of Cedar Pass 1829 Comment
  SEINET256828  Allium acuminatum M. J. Williams 1984-1 Modoc 0 Comment
  SEINET256832  Allium platycaule Margaret J. Williams 1984-6-28 84- 69 -1 Modoc End of Soldier Creek road. 2073 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
  SEINET4344988  Bromus briziformis M. J. Williams, A. Tiehm, J. Nachlinger 1988-6-2 88- 28 -1 Modoc Jess Valley, E of Likely, S of roadside rest. Comment
  SEINET4345019  Bromus briziformis M. J. Williams 1984-7-1 84- 85 -1 Modoc NW of Alturas, 3.1 mi N of Hwy 299, on the Crowder Flat road 1372 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
  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
  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
  SEINET5329604 Image available Penstemon roezlii M. J. Williams 1988-5-30 88- 26 -7 Modoc Jess Valley, E of Likely, S of roadside rest 1524 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
  SEINET5331610  Eriogonum sphaerocephalum var. halimioides M. J. Williams 1983-7-29 83- 116 -6 Modoc 1.1 mi N of Stowe Reservoir Campground, N of Cedar Pass, Warner Mtns. 2088 Comment
  SEINET5331612  Eriogonum sphaerocephalum var. halimioides M. J. Williams 1962-7-8 s.n. Modoc North of Cedar Pass. 2134 Comment
  SEINET5331989  Eriogonum umbellatum var. polyanthum M. J. Williams 1984-7-1 84- 86 -3 Modoc 3.1 mi N of Hwy 299 on Crowder Flat Road. 1341 Comment
  SEINET5331990  Eriogonum umbellatum var. polyanthum M. J. Williams 1988-5-30 88- 23 -1 Modoc First road into Big Sage Reservoir from Crowder Flat Road, NW of Alturas. 1539 Comment
  SEINET5332112  Eriogonum vimineum M. J. Williams 1984-7-1 84- 85 -2 Modoc NW of Aturas, 2.1 mi N of Hwy 299, on Chowder Flat Road. 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
  SEINET5338928  Ranunculus uncinatus var. uncinatus M. J. Williams 1984-6-30 84- 80 -8 Modoc Seepage area near a reservoir, 6.8 miles west of Cedarville-Gerlach road. 1981 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
  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
  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
  SEINET5344494  Taeniatherum caput-medusae M. J. Williams, J. Nachlinger 1988-6-2 88- 28 -6 Modoc Jess Valley, E of Likely, S of roadside rest Comment
  SEINET5850238  Polanisia dodecandra var. trachysperma M. J. Williams, G. Smith 1983-9-13 83- 150 -1 Modoc Near Hwy 299, just east of Adin. 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
  SEINET6774984 Image available Arnica cordifolia M. J. Williams 1984-6-29 84- 72 -3 Modoc Cave Lake, west side of the Warner Mountains 2134 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
  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
  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
  SEINET8039218  Campanula scouleri M. J. Williams 1984-7-1 84- 86 -2 Modoc 3.1 road miles N of Hwy 299 on Crowder Flat Road. 1951 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
  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
  SEINET8479136  Fritillaria pudica M. J. Williams 1968-5-31 1150 Modoc Cedar Pass. Comment
  SEINET8552726  Dodecatheon alpinum M. J. Williams 1984-6-29 84- 71 -4 Modoc W side of Warner Mountains, Lily Lake. 2073 Comment
  SEINET8584489  Frasera albicaulis var. modocensis M. J. Williams 1988-5-28 88- 19 -4 Modoc Hwy 395, intersection with Davis Creek Road. 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
  SEINET8667235 Image available Erigeron eatonii var. plantagineus M. 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. 2057 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
  SEINET8734689 Image available Blepharipappus scaber var. scaber Margaret J. Williams 1984-1 84- 84 -4 Modoc NW of Alturas, 2.1 mi N of Hwy on the Crowder Flat road 1372 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
  SEINET9592040  Croton setiger M. J. Williams 1985-8-13 85- 67 -1 Modoc Road into S end of Big Sage Reservoir, NW of Alturas. 1524 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-BC143571  Geum triflorum Margaret Williams 1963-6-24 s.n. Mono East side of Sonora Pass about 11 miles west of intersection with Highway 395 2529 Comment
  CAS-BOT-BC151786  Diplacus mephiticus Margaret J. Williams 1976-7-5 76- 69 -2 Mono Along Hwy 395, ca 1/2 mi N of Deadman Summit 2438 Comment
  CAS-BOT-BC157845  Drymocallis lactea var. lactea Margaret Williams 1963-6-24 s.n. Mono East side of Sonora Pass about 11 miles west of intersection with Highway 395 2529 Comment
  CAS-BOT-BC166071  Chamerion angustifolium subsp. circumvagum Margaret J. Williams 1981-7-17 81- 109 -16 Mono Near Green Creek at trailhead to Green Lakes 2407 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-BC262060  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-BC290964  Dieteria canescens var. shastensis Margaret J. Williams; Dan Campbell; Peter Klement 1983-8-27 83- 141 -3 Mono Road leading into Virginia Lakes, 3 mi from Conway Summit, just inside the National Forest 2743 Comment
  CAS-BOT-BC79993  Antennaria microphylla Margaret J. Williams 1981-7-17 81- 109 -2 Mono Near Green Creek at trailhead to Green Lakes 2407 Comment
  JEPS80902  Castilleja lemmonii Margaret J. Williams 1981-7-18 81- 110 -2 Mono near Sonora Pass; Sierra Nevada, Koenig Lake 2956 Comment
  NY1083230  Tiquilia nuttallii M. J. Williams 1986-8-26 86- 78 --3 Mono Panum Crater. South side Mono Lake 1966 Comment
  NY650489  Penstemon rostriflorus M. J. Williams 1983-8-27 83141- 2 Mono Road leading into Virginia Lakes, 3 miles from Conway Summit, just inside the National Forest 2743.2 Comment
  RSA244736  Eriogonum umbellatum var. nevadense Margaret J. Williams 1972-9-4 s.n. Mono Minaret Summit. 2774 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
  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
  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
  SEINET11601387 Image available Madia glomerata M. J. Williams 1980-8-1 SW 108 Mono Trail Head @ Buckeye Cr., Sierra NV 2256 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
  SEINET13764328  Castilleja chromosa M. J. Williams 1968-7-21 571 Mono White Mountains, near Crooked Creek Laboratory. 3200 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
  SEINET14151490  Castilleja nana M. J. Williams 1968-7-21 576 Mono White Mountains, beyond Barcroft Laboratory, toward White Mountain Peak. 3962 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
  SEINET218973  Diplacus mephiticus Margaret J. Williams, Pat Lott 1977-1 77782 Mono Near Deadman Summit, Hwy 395 2438 Comment
  SEINET3887481  Lilium parvum Margaret J. Williams 1981-7-17 81- 109 -3 Mono Near Green Creek at trailhead to Green Lakes.; 0 2408 Comment
  SEINET7451019 Image available Chrysothamnus viscidiflorus subsp. viscidiflorus M. J. Williams, A. Tiehm 1986-8-26 86- 81 -2 Mono East of hwy 395, about 2 air mi SE of Deadman Summit. Top of Lookout Mtn. 2545 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
  CAS-BOT-BC241614  Eriogonum baileyi var. baileyi Margaret J. Williams 1983-8-28 83- 142 -1 Mono Near Hwy 395, 2 mi S of junction with Sonora Pass road 2194 Comment
  CAS-BOT-BC25832  Boechera stricta Margaret J. Williams; Joseph Robertson; Yerda Robertson 1979-6-21 79- 85 -3 Mono Masonic near Masonic Lower Town. 2346 Comment
  CAS-BOT-BC258561  Eriogonum nummulare Margaret J. Williams 1977-8-30 77 -104 Mono Near Hwy. 31, N side of Mono Lake 2072 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-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-BC83339  Myosurus minimus Margaret J. Williams; Arnold Tiehm 1981-7-20 81- 123 -2 Mono Sierra Nevada. Sonora Pass area. Trail from Levaitt Lake to Koenog Lake. 2971 Comment
  NY282300  Eriogonum nummulare M. J. Williams 1977-8-30 77104 Mono Near Hwy. 31, N side of Mono Lake. Between 15 and 17.5 mi from Hwy. 395. 2072.6 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
  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
  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
  SEINET10421467  Salix petrophila M. J. Williams 1967-8-26 s.n. Mono Above Virginia Lakes. 2987 Comment
  SEINET11744949 Image available Packera streptanthifolia M. J. Williams 1981-7-17 81- 109 -17 Mono Near Green Creek at trailhead to Green Lakes. 2408 Comment
  SEINET12208787  Thelypodium crispum M. J. Williams 1980-7-12 80- 204 -1 Mono On the road to Mono Lake, ca 0.5 mile S of Bodie. 2591 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
  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
  SEINET4682397  Senecio fremontii var. occidentalis Margaret J. Williams, Arnold Tiehm 1981-7-20 81- 123 -1 Mono Sierra Nevada. Sonora Pass area. Trail from Leavitt Lake to Koenig Lake.; 0 2972 Comment
  SEINET5325103 Image available Hulsea vestita M. J. Williams, NNNPS field trip 1976-7-4 76- 69 -3 Mono N of Deadman Summit Comment
  SEINET5325405  Astragalus kentrophyta var. tegetarius M. J. Williams 1973-7-7 73 M-1 Mono Patriarch, Bristlecone Forest 3353 Comment
  SEINET5325608  Astragalus lentiginosus var. ineptus M. J. Williams 1980-7-12 80- 202 -1 Mono Near Clearwater Creek. 1/2 mi from Hwy 395 on road to Bodie; near the creek 2073 Comment
  SEINET5328385  Eriogonum baileyi var. baileyi M. J. Williams, Stephen L. Williams. 1986-8-26 86- 78 -2 Mono Panum Crater. S. side Mono Lake. 1966 Comment
  SEINET5329631 Image available Penstemon rostriflorus M. J. Williams, Dan Campbell; Peter Klement 1983-8-27 83- 141 -2 Mono Road leading into Virginia Lakes, 3 mi from Conway Summit, just inside the National Forest 2743 Comment
  SEINET5330982  Eriogonum nummulare M. J. Williams 1977-8-30 77 -104 Mono near Highway 31, north side of Mono Lake; along the highway between 15 and 17.5 miles from hwy 395 2073 Comment
  SEINET5336035  Alopecurus geniculatus M. J. Williams, A. Tiehm 1981-7-20 81- 122 -1 Mono Koenig Lake, E side of the Sierra, near Sonora Pass 2957 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
  SEINET5336880  Cerastium fontanum M. J. Williams 1981-7-17 81- 109 -4 Mono Near Green Creek at trailhead to Green Lakes. 2408 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
  SEINET5340148  Arabis divaricarpa M. J. Williams, A. Pinzl; J. Robertson; Y. Robertson 1979-6-21 79- 85 -3 Mono Masonic near Masonic Lower Town. 2347 Comment
  SEINET5345642  Oenothera elata var. hirsutissima M. J. Williams 1981-7-19 81- 111 -1 Mono Between Bridgeport adn Twin Lakes 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
  SEINET6626461  Pellaea breweri M. J. Williams 1967-8-26 s.n. Mono [Sierra Nevada] Virginia Lake 2987 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
  SEINET6775117 Image available Arnica mollis M. J. Williams 1981-7-17 81- 109 -14 Mono Near Green Creek at trailhead to Green Lakes 2408 Comment
  SEINET7707150  Oxytropis parryi M. J. Williams 1968-7-21 s.n. Mono White Mountains 3962 Comment
  SEINET8056784  Lonicera involucrata M. J. Williams 1981-7-17 81- 109 -13 Mono Near Green Creek at trailhead to Green Lakes. 2408 Comment
  SEINET8119021  Allium campanulatum M. J. Williams 1981-7-18 81- 110 -1 Mono Leavitt Lake, ca 2.7 miles from main highway. 2957 Comment
  SEINET8480891  Lilium parvum M. J. Williams 1981-7-17 81- 109 -3 Mono Near Green Creek, at trailhead to Green Lakes. 2408 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
  SEINET8896434  Sisyrinchium idahoense var. occidentale M. J. Williams 1981-7-17 81- 109 -5 Mono Near Green Creek at trailhead to Green Lakes 2713 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-BC126837  Ceanothus incanus Frank A. Williams 1967-3-14 s.n. Monterey Ft. Ord Comment
  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
  CHSC26299  Medicago hispida James Williams 1970-4-25 48 Monterey Ca. 28 miles SE of Carmel, 15 miles So. of Carmel Valley on G-16. 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
  PGM173  Ceanothus incanus Frank Williams 1965-6-3 Monterey Northern Monterey County, Ft Ord, Upper Barloy Canyon Rd near East Garrison Comment
  UCSB45690  Blennosperma nanum Williamson, Paula 1982-4-25 Monterey in Stony Valley on Nacimiento-Ferguson Road, 7.0 miles northwest of Mission Road 396 Comment
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  RSA451852  Physocarpus capitatus T. Gertrude Williamson 1924-7-4 s.n. Napa Saint Helena, White Sulphur Springs. Comment
  RSA476819  Quercus kelloggii T. Gertrude Williamson 1924-7-5 s.n. Napa Near St. Helena. Comment
  RSA623982  Quercus kelloggii T. Gertrude Williamson 1924-7-4 346 Napa Canon near S. Helena, Napa Valley. Comment
  SEINET13750232  Triphysaria eriantha M. J. Williams 1967-5-7 s. n. Napa Pope Valley. 198 Comment
  POM181684  Lupinus densiflorus var. aureus Williams 1927-4-15 s.n. Napa Hills. Comment
  RSA439199  Cirsium remotifolium var. odontolepis T. Gertrude Williamson 1924-7-4 s.n. Napa Saint Helena, White Sulphur Springs. 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
  SEINET8122132  Allium falcifolium M. J. Williams 1967-5-7 s.n. Napa Butts Canyon. 244 Comment
  SEINET8194276  Calochortus amabilis E. Williams 1964-5-1 s.n. Napa Hamel Mountain. 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-BC112904  Eleocharis macrostachya Margaret Williams 1974-8-10 74 -N-47 Nevada Juniper Creek, southeast of Hirschdale. 1950 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-BC150472  Diplacus grandiflorus Margaret J. Williams 1986-6-9 86- 63 -4 Nevada 2 rd mi N of Hwy 20 on road to Fuller and Bowman Lakes 1524 Comment
  CAS-BOT-BC16545  Barbarea orthoceras Margaret Williams 1974-8-8 74 -N-11 Nevada Sierra Nevada. Murphy's Meadow, 5 miles southeast of Hirschdale. 2316 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-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-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-BC203603  Elymus glaucus subsp. glaucus Margaret Williams 1974-8-10 74 -N-29 Nevada Juniper Creek, southeast of Hirschdale 2133 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-BC206926  Pickeringia montana var. montana Margaret J. Williams; Lillian Mott 1988-5-5 88- 7 -1 Nevada Cherry Creek, near Hwy 49. 609 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-BC217067  Trifolium lemmonii Margaret Williams; Emily McPherson 1974-5-5 s.n. Nevada Boca Stampede Dam road, 5.2 miles n. of Boca. Comment
  CAS-BOT-BC260642  Muhlenbergia filiformis Margaret Williams 1973-7-17 73 -I-6 Nevada Waterloo Circle, Innisfree SW of Hirschdale 1767 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-BC289609  Cirsium andersonii Margaret Williams 1974-8-10 74 -N-31 Nevada Juniper Creek, southeast of Hirschdale, Sierra Nevada 2133 Comment
  CAS-BOT-BC333252  Acer macrophyllum Margaret J. Williams; Lillian Mott 1988-5-4 88- 2 -2 Nevada Hwy 20 near turn to Bowman Lake 1524 Comment
  CAS-BOT-BC342819  Madia glomerata Margaret J. Williams; Alva Day; Arnold Tiehm 1982-7-27 82- 311 -9 Nevada Juniper Creek Rd., south of Boca and Glenshire Comment
  CAS-BOT-BC343212  Madia gracilis Margaret Williams 1974-8-10 74 -N-72 Nevada Juniper Creek, southeast of Hirschdale 2133 Comment
  CAS-BOT-BC404191  Urtica dioica subsp. holosericea Margaret Williams 1974-8-10 74 -N-30 Nevada Juniper Creek, southeast of Hirschdale 2133 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-BC421025  Polygonum spergulariiforme Margaret Williams 1973-7-17 73 -J-11 Nevada Near Buck's Spring ca. 1 mile east of Martis Peak road and just north of Buck Ridge 1859 Comment
  CAS-BOT-BC434297  Rumex triangulivalvis Margaret Williams 1974-8-10 74 .N-26 Nevada Juniper Creek, southeast of Hirschdale. 2133 Comment
  CAS-BOT-BC54315  Erysimum capitatum Margaret J. Williams 1981-5-14 81- 4 -1 Nevada Near Boca Dam. Comment
  CAS-BOT-BC74616  Rorippa curvisiliqua Margaret Williams 1973-7-17 73 -I-5 Nevada Waterloo Circle, Innisfree southwest of Hirschdale. 1767 Comment
  CAS-BOT-BC90706  Artemisia ludoviciana subsp. incompta Margaret Williams 1974-8-10 74 -N-52 Nevada Little Truckee River, 5 miles north of Boca 1737 Comment
  CAS-BOT-BC90709  Artemisia ludoviciana subsp. incompta Margaret Williams 1974-8-10 74 -N-59 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
  RSA102540  Mimulus breweri C. S. Williamson 1901-7-17 s.n. Nevada Donner Lake Comment
  RSA424425  Draperia systyla Margaret J. Williams 1986-6-19 86- 63 -5 Nevada 2 road miles north of Highway 20 on road to Fuller and Bowman Lakes. 1524 Comment
  RSA424427  Spiraea densiflora Margaret J. Williams 1984-7-27 84- 95 -2 Nevada SW of Soda Springs. Sierra Nevada. 2134 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
  SEINET13395177  Collinsia parviflora M. J. Williams 1981-5-14 81- 4 -3 Nevada Burned hillside near Boca Dam. 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
  SEINET14196907  Erythranthe breweri M. J. Williams, B. Trowbride, G. H. True, Jr., A. Tiehm 1977-7-26 77- 47 -7 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
  SEINET4150796  Gayophytum diffusum subsp. parviflorum M. J. Williams 1974-8-8 74 -N-12 Nevada Sierra Nevada, Murphy's Meadow, 5 mi. SE of Hirschdale 2316 Comment
  SEINET5318825  Elatine rubella M. J. Williams, A. Tiehm 1977-7-26 77 -49 Nevada Boca Reservoir 1707 Comment
  SEINET6775225 Image available Artemisia arbuscula L. R. Williams 1972-9-10 1039 Nevada Between Castle Pass and Basin Peak 2438 Comment
  SEINET7153186 Image available Artemisia ludoviciana subsp. incompta L. R. Williams 1972-9-10 s.n. Nevada [Sierra Nevada] On road to Basin Peak. 2438 Comment
  SEINET8056511  Linnaea borealis var. longiflora M. J. Williams 1984-6-24 84- 62 -1 Nevada Skillman Flat Campground, near Hwy 20. 1341 Comment
  SEINET8056520  Linnaea borealis var. longiflora M. J. Williams 1970-6-23 s.n. Nevada Skilman Campground, Hwy 20. 1524 Comment
  SEINET8770775 Image available Gnaphalium palustre M. J. Williams, A. Day, A. Tiehm 1982-7-27 82- 311 -1 Nevada Juniper Creek Rd., Comment
  CAS-BOT-BC116069  Delphinium nuttallianum Margaret Williams 1973-7-3 72 -G-7 Nevada Near Castle Peak off-ramp from Interstate 80 at Boreal Ridge. 2209 Comment
  CAS-BOT-BC119839  Carex nebrascensis Margaret Williams 1967-8-27 s.n. Nevada Sagehen Creek 1920 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-BC153613  Erythranthe moniliformis Margaret Williams 1973-7-3 72 -G-10 Nevada Near Castle Peak off-ramp from Interstate 80 at Boreal Ridge 2209 Comment
  CAS-BOT-BC201081  Hosackia crassifolia Margaret Williams 1977-9-12 77 - 106 - 2 Nevada Donner Lake Exit from I-80 1859 Comment
  CAS-BOT-BC364756  Sericocarpus oregonensis subsp. californicus Margaret J. Williams 1977-9-12 77- 106 -1 Nevada Donner Lake Exit from I 80 1859 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-BC390674  Spergularia rubra Margaret Williams 1973-7-3 73 -G-16 Nevada Near Castle Peak off-ramp from Interstate 80 at Boreal Ridge 2209 Comment
  CAS-BOT-BC414035  Polygonum aviculare subsp. aviculare Margaret Williams 1974-8-10 74 -N-51 Nevada Little Truckee River, 5 miles north of Boca 1737 Comment
  CAS-BOT-BC472810  Allium obtusum Margaret Williams 1973-6-10 s.n. Nevada Lookout on old Donner Summit Hwy. 2133 Comment
  CAS-BOT-BC472958  Allium lemmonii 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-BC524208  Triteleia ixioides subsp. anilina Margaret Williams 1973-7-3 72 -G-4 Nevada Near Castle Peak off-ramp from Interstate 80 at Boreal Ridge 2209 Comment
  NY571156  Penstemon azureus var. azureus M. J. Williams 1985-6-19 8663- 6 Nevada 2 road miles north of Highway 20 on road to Fuller and Bowman Lakes 1524.0 Comment
  RSA102538  Mimulus tilingii C. S. Williamson 1903-7-23 7004 Nevada Along Coldstream, 9 miles above Truckee [hard to decipher label] Comment
  RSA307998  Navarretia leptalea Margaret J. Williams, Alva Day, A. Tiehm 1982-7-27 82- 311 -4 Nevada Juniper Creek Road, south of Boca and Glenshire Comment
  RSA309402  Juncus bufonius var. bufonius Margaret J. Williams, Alva Day, A. Tiehm 1982-7-27 82- 311 -2 Nevada Juniper Creek Road, south of Boca and Glenshire Comment
  SEINET10437487  Quercus vacciniifolia K. C. Williams 1949-4-20 56 Nevada Sierra Nevada Mountains, 1 mile N of Farad Power Station. 1829 Comment
  SEINET11155398  Perideridia parishii subsp. latifolia M. J. Williams, A. Day, A. Tiehm 1982-7-27 82- 311 -8 Nevada Juniper Creek Road, S 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
  SEINET12577805  Epilobium brachycarpum M. J. Williams 1974-8-10 74 -N-37 Nevada Sierra Nevada, Juniper Creek. 2134 Comment
  SEINET12725714 Image available Senecio serra M. J. Williams 1973-7-17 73 -K-1 Nevada Martis Peak Rd., N of Innesfree, near Hirschdale 1646 Comment
  SEINET12861951  Epilobium canum subsp. latifolium L. R. Williams 1972-8-27 1007 Nevada Boyington on Little Truckee R. 1722 Comment
  SEINET12867067  Epilobium densiflorum M. J. Williams, A. Day, A. Tiehm 1982-7-27 82- 311 -5 Nevada [Sierra Nevada] Juniper Creek Rd., south of Boca and Glenshire. 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
  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
  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
  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
  SEINET4152987  Gayophytum humile M. J. Williams 1973-7-17 71- 1 -11 Nevada Sierra Nevada, Waterloo Circle, Innesfree, SW of Hirschdale 1768 Comment
  SEINET4177038  Rumex salicifolius var. utahensis M. J. Williams 1974-8-10 74 -N-26 Nevada Sierra Nevada, Juniper Creek 2134 Comment
  SEINET4335359  Polygonum minimum L. R. Williams 1972-9-9 s.n. Nevada Sierra Nevada, on road to Basin Peak 2438 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
  SEINET5326489 Image available Penstemon azureus var. azureus M. J. Williams 1986-6-19 86- 63 -6 Nevada 2 rd mi N of Hwy 20 on road to Fuller and Bowman Lakes 1524 Comment
  SEINET5327497  Acmispon americanus var. americanus M. J. Williams 1973-7-17 73 -J-1 Nevada [Sierra Nevada] near Buck's Spgs., ca 1 mi. E of Martis Peak Rd., N of Buck Ridge 1859 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
  SEINET5332056  Eriogonum ursinum M. J. Williams 1986-6-19 86- 63 -1 Nevada 2 rd mi N of Hwy 20 on road to Fuller and Bowman Lakes. 1524 Comment
  SEINET5334654  Pinus lambertiana K. Williams 1949-4-20 51 Nevada 1 mile north of Farad Power Station 1829 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
  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
  SEINET5338073  Delphinium sonnei M. J. Williams 1973-5-27 s.n. Nevada Dry Creek road. 1768 Comment
  SEINET5424200  Trisetum spicatum M. J. Williams, B. Trowbridge, G. True Jr., A. Tiehm 1977-7-26 77- 47 -5 Nevada Independence Creek, near Independence L. 2118 Comment
  SEINET5520512  Phacelia hydrophylloides M. J. Williams 1973-7-3 73 -G-13 Nevada Sierra Nevada, near Castle Peak off ramp from I-80 at Boreal Ridge 2210 Comment
  SEINET5767812  Ribes nevadense M. J. Williams, L. Mott 1988-5-4 88- 1 -2 Nevada Bear Valley, Hwy 20 1366 Comment
  SEINET6169518  Leucophysalis nana M. J. Williams, J. T. Howell; G. H. True; A. Tiehm 1974-6-2 s.n. Nevada Boca Flats 1768 Comment
  SEINET6178758  Hypericum perforatum Margaret J. Williams 1986-8-6 86- 71 -1 Nevada Near Donner Summit on Hwy I-80; 0 2207 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
  SEINET6709881 Image available Agoseris glauca var. monticola M. J. Williams 1974-8-8 74 -N-1 Nevada Murphy's meadow, 5 miles southeast of Hirschdale 2316 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
  SEINET7411942  Trifolium cyathiferum M. J. Williams 1974-8-8 74 -N-7 Nevada Murphy's Meadow, 5 mi. SE of Hirschdale 2316 Comment
  SEINET7707986  Spiraea splendens M. J. Williams 1984-7-27 84- 95 -2 Nevada Sierra Nevada, SW of Soda Springs. 2134 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
  SEINET8478458  Fritillaria atropurpurea M. J. Williams 1966-1 Nevada 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
  SEINET8667332 Image available Erigeron glacialis 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
  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-BC119850  Carex nebrascensis Margaret Williams 1974-8-8 74 -P1-12 Placer Murphy's Meadow, 5 mi SE of Hirschdale. 2316 Comment
  CAS-BOT-BC127109  Agrostis exarata Margaret Williams 1974-8-8 74 -Pl-9 Placer Sierra Nevada. Murphy's Meadow, 5 miles southeast of Hirschdale. 2316 Comment
  CAS-BOT-BC159629  Drymocallis glandulosa var. glandulosa Margaret Williams 1974-8-8 74 -P1-17 Placer Murphy's Meadow, 5 miles southeast of Hirschdale - Sierra Nevada 2316 Comment
  CAS-BOT-BC171701  Epilobium canum subsp. latifolium Margaret Williams 1961-9-30 s.n. Placer West of Donner Pass near Lincoln Peak 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-BC25455  Boechera retrofracta Margaret Williams 1974-8-8 74 -P1-20 Placer Sierra Nevada. Murphy's Meadow, 5 miles southeast of Hirschdale. 2316 Comment
  CAS-BOT-BC260643  Muhlenbergia filiformis Margaret Williams 1974-8-8 74 -P1-37 Placer Murphy's Meadow, 5 miles SE of Hirschdale 2316 Comment
  CAS-BOT-BC270063  Viola tomentosa Margaret J. Williams 1984-6-24 84- 64 -1 Placer E side of Highway 20 near the intersection with the Diamond Creek Road 1645 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-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
  CAS-BOT-BC97553  Symphyotrichum ascendens Margaret Williams 1974-8-8 74 -P1-30 Placer [Murphy's] Murphy Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CAS-BOT-BC97554  Symphyotrichum ascendens Margaret Williams 1974-8-8 74 -P1-26 Placer [Murphy's] Murphy Meadow, 5 miles southeast of Hirschdale 2316 Comment
  CDA20198  Centaurea maculosa A. Williams 2003-8-12 PDR 1407013 Placer Sierra Nevada; Fawn St., Homewood. 0 Comment
  CDA20199  Linaria purpurea A. Williams 2003-8-14 PDR 1407018 Placer Sierra Nevada; Pioneer Wy, Tahoe City. 0 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
  NY820416  Solanum xanti M. J. Williams 1985-7-6 85- 63 --4 Placer Pacific Crest Trail between old and new Donner Summits 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
  SEINET12618245  Hackelia micrantha M. J. Williams 1985-7-6 85- 63 -12 Placer Sierra Nevada, Pacific Crest Trail, between old and new Donner Summits. 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
  SEINET14147652  Castilleja miniata M. J. Williams 1984-7-27 84- 94 -1 Placer Pahatasi Road, S of Soda Springs. 2042 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
  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
  UCD119925  Nemophila parviflora Terri Williamson 1990-4-15 6 Placer 22587 Sunset Ridge Dr. Lake of the Pines. 365 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-BC537949  Horkelia tridentata var. tridentata Margaret J. Williams 1986-6-9 86- 64 -3 Placer South of I-80 near Cisco Grove. 1743 Comment
  NY571157  Penstemon azureus var. azureus M. J. Williams 1985-7-13 8562- 2 Placer Near the beginning of the Pacific Crest Trail, near summit of old Donner Highway, Sierra Nevada 2151.9 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
  SEINET11155361  Perideridia parishii subsp. latifolia M. J. Williams 1985-7-6 85- 61 -5 Placer Sierra Nevada, near old Donner Summit, S of Lake Mary. 2286 Comment
  SEINET12330126  Nama lobbii M. J. Williams 1984-1 84- 64 -2 Placer E 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
  SEINET4672123  Muhlenbergia filiformis M. J. Williams 1974-8-8 74 -PL-37 Placer Murphy's Meadow, 5 mi. SW of Hirschdale 2316 Comment
  SEINET5323261  Botrychium multifidum M. J. Williams 1970-6-7 s.n. Placer Near Emigrant Gap. 1615 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
  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
  SEINET5520876  Nama lobbii M. J. Williams 1984-6-24 84- 64 -2 Placer East side of Hwy 20 near intersection with Diamond Creek Road 1646 Comment
  SEINET6166154  Cephalanthera austiniae M. J. Williams 1984-6-24 84- 62 -2 Placer Skillman Flat Campground, near Highway 20 1341 Comment
  SEINET6167688  Piperia unalascensis M. J. Williams, B. Larson 1983-8-12 83- 135 -3 Placer West side of Sierra Nevada, near Jamison Creek, above Johnsville 1676 Comment
  SEINET6190258  Juncus ensifolius var. ensifolius M. J. Williams 1985-7-6 85- 63 -2 Placer Sierra Nevada, Pacific Crest Trail between old and new Donner Summits. 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
  SEINET6626468  Pellaea bridgesii M. J. Williams 1970-6-23 s.n. Placer [Sierra Nevada] Near Cisco Grove 1722 Comment
  SEINET6767889  Horkelia tridentata M. J. Williams 1986-6-19 86- 64 -3 Placer Sierra Nevada; S of I-80, near Cisco Grove. 1743 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
  SEINET8667717 Image available Erigeron miser M. J. Williams 1985-7-6 85- 63 -10 Placer Pacific Crest Trail between old and new Donner Summits. Sierra Nevada. 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
  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
  UC907584  Limnanthes alba Alice Williams 1946-5-15 5 Placer meadow across road from Harold's Rock Station (0.5 mi e of Weimar Post Office on US 40) Comment
  UCD168144  Ceanothus prostratus William Williams 1990-8-19 s.n. Placer Norden. Soda Springs Ski Hill south side of crest. Plants from same location as those collected by Wm Williams 15 June 1986 (DAV180622). 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-BC263309  Eriogonum marifolium var. marifolium Margaret Williams; Emily McPhersen 1974-8-5 74 -P-11 Plumas Above Silver Lake. Trail to Mt. Elwell, Lakes Basin 2133 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-BC425151  Heuchera rubescens Margaret Williams; Emily McPhersen 1974-8-5 74 -P-10 Plumas Above Silver Lake. Trail to Mt. Elwell, Lakes Basin. 2133 Comment
  CAS-BOT-BC55664  Frangula purshiana Margaret J. Williams; Betty Larson 1983-8-12 83- 135 -2 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville 1676 Comment
  CAS-BOT-BC81074  Juniperus communis Margaret Williams; Emily McPhersen 1974-8-5 74 -P-20 Plumas Near Silver Lake, Trail to Mt. Elwell, Lakes Basin 2042 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
  RSA339163  Rhamnus purshiana Margaret J. Williams, Betty Larson 1983-8-12 s.n. Plumas W. side of the Sierra Nevada, near Jamison Creek, above Johnsville. 1677 Comment
  SEINET11196743 Image available Helenium bigelovii M. Williams 1966-7-11 s.n. Plumas Near Jamison Creek above Johnsville 1676 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
  CAS-BOT-BC106075  Centaurea virgata subsp. squarrosa Margaret Williams; Emily K. Mcpherson 1975-8-5 74 -P-2 Plumas About 1 mi. north of Chilcoot on road to Frenchman's Dam - Sierra Nevada 1524 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-BC229484  Lewisia kelloggii Margaret Williams; Emily McPherson 1974-8-5 74 -P-14 Plumas West shoulder of Mt. Elwell. Trail to Mt. Elwell, Lakes Basin 2194 Comment
  CAS-BOT-BC262264  Eriogonum ursinum Margaret Williams; Emily McPherson 1974-8-5 74 -P-13 Plumas Above Silver Lake on trail to Mt. Elwell, Lakes Basin 2164 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-BC401868  Corydalis caseana subsp. caseana Margaret Williams 1966-7-11 s.n. Plumas Jameson Creek, above Johnsville 1859 Comment
  CAS-BOT-BC444180  Lewisia nevadensis Margaret Williams 1965-6-24 s.n. Plumas In Happy Valley (beyond Long Valley) 1706 Comment
  CAS-BOT-BC444573  Lewisia triphylla Margaret Williams 1966-7-11 s.n. Plumas Luther Ridge above Jamison Creek 2286 Comment
  CAS-BOT-BC491839  Calochortus leichtlinii Margaret Williams; Emily McPhersen 1974-8-5 74 -P-8 Plumas Above Silver Lake, Trail to Mt. Elwell, Lakes Basin 2133 Comment
  RSA424435  Adiantum aleuticum Margaret J. Williams, Betty Larson 1983-8-12 83- 136 -1 Plumas Caribou Power Station road, 25 miles west of Quincy. Comment
  SEINET11248002  Frangula purshiana M. J. Williams, B. Alrson 1983-8-12 83- 135 -2 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville. 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
  SEINET14367820  Erythranthe primuloides M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge, above Johnsville. 2286 Comment
  SEINET3694375 Image available Lotus oblongifolius var. nevadensis Margaret J. Williams, Betty Larsen 1983-8-12 Plumas W side of Sierra Nevada, near Jamison Creek, above Johnsville 1676 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
  SEINET4565720  Crypsis alopecuroides M. J. Williams, J. Howell, W. Follette 1977-8-11 77- 70 -2 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
  SEINET5323731  Calochortus leichtlinii M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge road, above Johnsville 2286 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
  SEINET5332053  Eriogonum ursinum M. J. Williams, Betty Larson 1983-8-12 83- 135 -1 Plumas W side of the Sierra Nevada, near Jamison Creek, above Johnsville. 1676 Comment
  SEINET5336485  Lewisia nevadensis M. J. Williams 1965-6-24 s.n. Plumas Happy Valley above Long Valley near Cromberg. 1707 Comment
  SEINET5336486  Lewisia nevadensis M. J. Williams 1966-7-11 s.n. Plumas Luther Ridge, above Johnsville. 2271 Comment
  SEINET5338518  Aspidotis densa M. J. Williams 1967-8-20 s.n. Plumas Rene's Falls, Jamison Creek above Johnsville. 1859 Comment
  SEINET5338520  Aspidotis densa M. J. Williams 1967-8-20 s.n. Plumas Rene's Falls, above Johnsville, on Jamison Creek. 1859 Comment
  SEINET5338586  Athyrium filix-femina var. cyclosorum M. J. Williams 1967-8-20 1195 Plumas Above Johnsville, near Rene's Falls 1829 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
  SEINET5343944  Hypericum anagalloides M. J. Williams 1966-7-11 s.n. Plumas Luther Ridge above Johnsville. Wet meadow below road. 2271 Comment
  SEINET5345675  Oenothera deltoides var. piperi M. J. Williams, L. Wise 1976-5-31 76- 21 -2 Plumas Between Chilcoot and Vinton, Sierra Valley 1554 Comment
  SEINET5499810  Hesperochiron californicus M. J. Williams 1967-5-14 s.n. Plumas West side Sierra Valley 1524 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
  SEINET6630109  Woodsia scopulina M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -5 Plumas Road from Chilcoot up Last Chance Creek to Frenchman's 1707 Comment
  SEINET6709694 Image available Ageratina occidentalis M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 68 -14 Plumas Road from Chilcoot to Frenchman's along Last Chance Creek 1768 Comment
  SEINET6774980 Image available Arnica chamissonis M. J. Williams, J. T. Howell, W. Follette 1977-8-11 77- 69 -3 Plumas North end of Frenchman's Reservoir 1707 Comment
  SEINET6775027 Image available Arnica cordifolia M. J. Williams, E. McPherson 1974-8-5 74 -P-21 Plumas Lake's Basin, near campground 2012 Comment
  SEINET7125762  Calystegia fulcrata subsp. malacophylla M. J. Williams 1980-6-13 80- 66 -1 Plumas Caribou Power Station Road, north of Hwy 70 1067 Comment
  SEINET7271482  Rhododendron occidentale M. J. Williams 1968-5-28 s.n. Plumas Near Caribou Power Station 701 Comment
  SEINET7414593  Trifolium kingii var. productum M. J. Williams, E. McPherson 1974-8-5 74 -P-19B Plumas Trail from Silver Lake to Mt. Elwell, Lake's Basin 2073 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
  SEINET7450651 Image available Chrysopsis villosa var. minor M. J. Williams 1974-7-23 74 -P-1 Plumas Near Chilcoot 1524 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
  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
  SEINET8502123  Triantha occidentalis subsp. occidentalis M. J. Williams 1960-7-12 s.n. Plumas Butterfly Valley. Comment
  SEINET8565277  Primula suffrutescens M. J. Williams 1966-7-11 s.n. Plumas Near Luther Ridge, above Johnsville. 2286 Comment
  CSUSB294  Viola purpurea L. L. Williams 1971-5-2 Riverside Collected on Riverside R1 between Idyllwild and junction of Highway 74 at the county dump in a Yellow Pine Forest. 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
  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
  UCD108520  Trifolium depauperatum var. truncatum W. A. Williams 1951-4-17 s.n. Sacramento 6 miles SE of Sacramento. Comment
  UCD109054  Trifolium fucatum W. A. Williams 1951-4-17 s.n. Sacramento 6 miles SE of Sacramento. Comment
  UCD109055  Trifolium fucatum W. A. Williams 1951-4-17 s.n. Sacramento 6 miles SW of Sacramento. Comment
  UCD109180  Trifolium microdon W. A. Williams 1951-4-17 s.n. Sacramento 6 miles SW of Sacramento. Comment
  CAS-BOT-BC470943  Allium howellii var. sanbenitense Herbert B. Williamson 1940-4-28 s.n. San Benito San Carlos Creek on slope facing Mtn. about 1 1/2 miles north of Idria, and near an old abandoned house. Comment
  CAS-BOT-BC29668  Agoseris grandiflora var. grandiflora G. Williams; I. M. Johnston 1919-6-8 2945 San Bernardino San Bernardino Mountains, City Creek Road Comment
  CSUSB2131  Eriastrum sapphirinum Janelle Williams 2009-5-26 s.n. San Bernardino Behind the campus of California State University, San Bernardino 487 Comment
  CSUSB2134  Eriogonum fasciculatum 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
  CSUSB2137  Centaurea melitensis Janelle Williams 2009-5-26 s.n. San Bernardino Behind the campus of California State University, San Bernardino 487 Comment
  CSUSB2157  Lotus strigosus Kimberlyn Williams 2010-4-26 San Bernardino California State University, San Bernardino. North of Education Building 457 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
  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
  CSUSB2169  Schismus barbatus 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
  CSUSB2170  Medicago polymorpha 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
  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
  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
  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
  CSUSB2179  Calystegia macrostegia subsp. arida Kimberlyn Williams 2009-5-15 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
  CSUSB2181  Nicotiana quadrivalvis Kimberlyn Williams, Kandee Bain 2007-6-19 s.n. San Bernardino California State University, San Bernardino. Just north of North Campus Circle. 457 Comment
  CSUSB2194  Acourtia microcephala Kimberlyn Williams 2004-6-17 s.n. San Bernardino California State University, San Bernardino, in wash south east of Receiving Department, between North Park Blvd. and West Campus Circle. 457 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
  CSUSB2197  Dicentra chrysantha Kimberlyn Williams 2004-1 s.n. San Bernardino California State University, San Bernardino, north of olive grove. 457 Comment
  OBI10226  Cercocarpus betuloides D. Williams 1964-2-22 s.n. San Bernardino San Bernardino Mts Comment
  OBI13678  Marrubium vulgare D. Williams 1964-2-22 11 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
  POM2999  Mentzelia dispersa G. Williams 1919-6-8 s.n. San Bernardino Fredalba Comment
  RSA102539  Mimulus pilosus C. S. Williamson 1901-7-22 s.n. San Bernardino Pajara Cal 1829 Comment
Read comments
Nov 21 2016
  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
  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
  UC422857  Clarkia purpurea subsp. quadrivulnera R. D. Williams 1905-6-5 San Bernardino Cucamonga Canyon Comment
  UC55169  Ericameria nauseosa var. bernardina R. D. Williams 1902-8-9 San Bernardino San Bernardino Mts., Bluff Lake Comment
  UC56489  Epilobium canum subsp. latifolium R. D. Williams 1902-9-11 San Bernardino San Bernardino Mountains 2133 Comment
  UC56594  Lupinus lepidus var. confertus R. D. Williams 1902-7-15 San Bernardino Bluff Lake resort Bluff Lake; San Bernardino Mts., Bluff Lake 2286 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
  UC57059  Cordylanthus rigidus subsp. setiger R. D. Williams 1902-9-11 San Bernardino near Bluff Lake; San Bernardino Mts. 2133 Comment
  UC57061  Platanthera leucostachys R. D. Williams 1902-7-23 San Bernardino San Bernardino Mts., Southern California San Bernardino Mts. 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
  UC70995  Agrostis scabra R. D. Williams 1902-8-9 San Bernardino Bluff Lake resort San Bernardino Mts. 2301 Comment
  UCD100874  Eriogonum reniforme Terri Williamson 1990-5-26 92 San Bernardino Copper World Mine Cima Road, 5 miles N of Hwy 15. 1219 Comment
  UCD108470  Senna covesii Terri Williamson 1990-5-26 8485 San Bernardino 5 m. N of Cima Cinder mine. 1066 Comment
  UCD117124  Thamnosma montana Terri Williamson 1990-5-26 76 San Bernardino Copper World Mine Cima Road, 5 miles N of Hwy 15. 1219 Comment
  UCD120394  Phacelia distans Terri Williamson 1990-5-26 77 San Bernardino Copper World Mine Cima Rd., 5 mi. N of Hwy 15. 1219 Comment
  UCD121203  Asclepias asperula subsp. asperula Terri Williamson 1990-5-26 79 San Bernardino Copper World Mine Cima Rd., 5 mi. 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
  IRVC9310  Anisocoma acaulis Hayden Williams, B. T. Gittins 1964-3-25 1297 San Bernardino 4 mi. E of Joshua Tree. Comment
  OBI20439  Rhus ovata D. Williams 2011-2-22 s.n. San Bernardino Comment
Read comments
Sep 18 2015
  SEINET5336475  Lewisia nevadensis M. J. Williams 1965-6-19 s.n. San Bernardino Bluff Lake. 2256 Comment
  SEINET5336541  Lewisia rediviva var. minor M. J. Williams 1965-6-20 s.n. San Bernardino Onyx peak, San Bernardino Mtns., 2774 Comment
  CAS-BOT-BC146803  Rosa minutifolia M. Williams; W. Wisura 1985-3-12 4044 San Diego Ca 1/2 mi N of Otay Mesa Rd, ca 3-4 mi E of I 805 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
  RSA323382  Rosa minutifolia M. Williams, Walter Wisura 1985-3-12 4044 San Diego 0.5 miles N of Otay Mesa Roas, 3-4 miles E of I-805 Comment
  RSA323383  Rosa minutifolia M. Williams, Walter Wisura 1985-3-12 4044 San Diego 0.5 miles N of Otay Mesa Roas, 3-4 miles E of I-805 Comment
  RSA323386  Platanus racemosa M. Williams, Walter Wisura 1985-3-12 4045 San Diego Just E of I 15 at Poway road, in bottom of canyon. Comment
  RSA635868  Arctostaphylos pungens T. Gertrude Williamson 1916-10-8 1854 San Diego Cuyamaca Mts, east of San Diego. 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
  SD182450  Salix laevigata Stanley Gill Williamson 2006-3-14 7 San Diego City of San Diego, Crest Canyon Open Space, near rock dam at south end of Canyon, just E of the intersection of Durango Dr and Lozana Rd. 84 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
  SD185511  Glebionis coronaria Stanley Gill Williamson 2006-5-7 11 San Diego Crest Canyon Open Space, located east of 1234 Oribia Road, between main trail in Crest Canyon and the vertical drain pipe in the center of the canyon floor. 63 Comment
  SD185549  Pseudognaphalium biolettii Stanley Gill Williamson 2006-1-1 10 San Diego Crest Canyon Open Space, main trail on west side of canyon floor, 0.15 miles from the east-west line that runs through the intersection of Lozana Rd and Durango Dr. 78 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
  SD185823  Chorizanthe procumbens Stanley Gill Williamson 2006-5-24 13 San Diego Torrey Pines State Reserve, North Overlook of Guy Flemming Trail. 70 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
  SD187629  Baccharis pilularis S. Gill Williamson 2006-10-4 21 San Diego Crest Canyon Open Space, east side of central swale, opposite interesection of Recuerdo Dr and Vantage Way. 85 Comment
  SD188849  Cotyledon orbiculata var. oblonga Stanley Gill Williamson 2006-6-17 15 San Diego Crest Canyon Open Space, Del Mar, east edge of main trail opposite 1174 Oribia Road. 45 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
  SD205828  Zeltnera venusta S. Gill Williamson 2008-5-30 34 San Diego San Diego, Torrey Pines State Reserve, W of Torrey Pines Scenic Drive, Razor Point Trail about half way down from Red Butte, 200 yds E of bluff at beach 60 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
  SD211162  Eriogonum parvifolium S. Gill Williamson 2008-4-2 28 San Diego San Diego, Torrey Pines State Reserve, W of Torrey Pines Scenic Drive, on bluff overlooking beach near end of Beach Trail 10 Comment
  SD212307  Malacothamnus fasciculatus S. Gill Williamson 2008-5-19 31 San Diego San Diego, Crest Canyon, I(c) mile W of Interstate 5, near trail at east edge of main canyon bottom, 100m south of Racetrack View 20 Comment
  SD216142  Nemophila menziesii var. menziesii S. Gill Williamson 2008-3-25 26 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 32 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
  SD249334  Calochortus weedii var. weedii S. Gill Williamson, Ann Williamson 2009-6-6 40 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
  SD251102  Primula clevelandii var. clevelandii S. Gill Williamson, Ann Williamson 2009-4-1 35 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. 36 Comment
  SD262378 Image available Aloe maculata S. Gill Williamson 2006-5-24 14 San Diego Torrey Pines State Reserve, West side of main road just opposite lodge garden area. 96 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
  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
  SDSU10229  Allium haematochiton Alison Williams-Anderson, Ericka Anderson 1995-4-23 6 San Diego Hill behind house at 5602 Baja Dr. above the cement drainage ditch. Private urban 'greenbelt' 134 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
  SDSU10242  Linanthus bellus Alison Williams Williams-Anderson, Gregg Anderson 1995-5-14 18 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
  SDSU10248  Acmispon argophyllus var. argophyllus Alison Williams-Andreson 1995-4-29 15 San Diego Above creek behind SDSU Sky Oaks research station, North of dirt road (on site). Voucher for dissertation. 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
  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
  SDSU10271  Vulpia myuros var. hirsuta Alison Williams-Anderson, Gregg Anderson 1995-5-20 21 San Diego Just West of SDSU Sky Oaks research station, on site. Voucher for dissertation, plot 'BW'. 1417 Comment
  SDSU10277  Cryptantha Alison Williams-Anderson, Gregg Anderson 1995-5-20 26 San Diego Just West of 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
  SDSU10436  Erythranthe guttata Alison Williams-Anderson, Erika Anderson 1995-6-4 45 San Diego SDSU Sky Oaks Research station. 1417 Comment
  SDSU10438  Polypogon monspeliensis Alison Williams-Anderson, Erika Anderson 1995-6-18 36 San Diego SDSU Skay Oaks research station, between tool shed and null-balance chambers. 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
  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
  SDSU10506  Calochortus splendens Alison Williams-Anderson, Kathy Williams 1995-6-18 40 San Diego SDSU Sky Oaks research station. Voucher for dissertation, near plot 'UBN'. 1417 Comment
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Oct 3 2014
  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
  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
  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
  SDSU20108  Ceanothus perplexans W. T. Williams 1962-4-3 San Diego Viejas Mountain, Barona Valley 7 miles from U.S. 80 on Willows Road towards Descanso, California on the roadside north. 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
  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
  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
  SDSU6211  Artemisia tridentata W. T. Williams 1962-4-8 San Diego Beulah Campground, Guatay, Summit. East edge of Campground 50ft. north of Highway #80. Guatay, California. Comment
  SDSU7482  Salvia columbariae W. T Williams 1962-4-6 San Diego CHIA. Along the roadside 1/4 mile south of the Barret Lake Dam. 5 yds. West of road. Comment
  SDSU7956  Arceuthobium campylopodum B. K. Williams 1971-7-24 90 San Diego Parasitizing Pinus jeffreyi x P. coulteri 30 meters NE of the junction of County Road S1 and Sage Road. 1646 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
  SDSU7974  Arceuthobium campylopodum B. K. Williams 1971-5-14 49 San Diego 0.4 miles east of County Road S1 on Fire break L17. Laguna Recreation Area of the Cleveland National Forest. 1707 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
  SDSU8015  Arceuthobium campylopodum B. K. Williams 1971-7-24 91 San Diego Parasitizing Pinus jeffreyi x P. coulteri 30 meters NE of the junction of County Road S1 and Sage Road. 1646 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
  SDSU8962  Amelanchier utahensis B. K. Williams 1971-5-14 44 San Diego 0.8 miles east of County Rd S1 on firebreak L15. laguna Recreation Area of the Cleveland National Forest. 1646 Comment
  SDSU9773  Claytonia perfoliata subsp. perfoliata W. T. Williams 1962-3-4 San Diego Mission Gorge Road, 800 yds. downstream from the Old Mission Dam. North of the river 100 ft. in swamp. 80 Comment
  SDSU9833  Anagallis arvensis W. T. Williams 1962-3-11 San Diego Miramar Rd. across train station. 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
  UCD125456  Salvia apiana W. A. Williams 1951-4-1 s.n. San Diego San Diego-Imperial County Border: In-ko-pah Pass, State Highway 80, east of Jacumba. Comment
  SDSU8284  Eucalyptus globulus Waynet. Williams 1963-2-6 San Diego San Diego Tennis Club, SD , California 300 yards E. in Valley. Comment
  UCD97874  Nitrophila occidentalis W. Williams 1951-1 s.n. San Diego Hwy 80 ca 1 mi. W. of Jocumba. Comment
  SEINET4349609  Bromus catharticus M. J. Williams, J. Howell 1976-5-15 4633 San Francisco Along the sidewalk on Anza St. Comment
  SEINET7346730  Prunus domestica M. J. Williams 1975-8-20 75 -109 San Francisco From a market in San Francisco Comment
  CDA42395  Orobanche ramosa Williamson, Medina 2014-8-7 PDR# 390 P06189424 San Joaquin Northwest of Holt, in 34 acre field just north of West McDonald Road. 0 Comment
  UCD108953  Trifolium fragiferum W. A. Williams Date Unknown s.n. San Joaquin 4 miles S of Thornton. 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
  UCD95905  Ranunculus bonariensis var. trisepalus Terri Williamson 1990-4-28 16 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
  OBI81447  Rumex fueginus Quinn Williams 2015-11-4 3 San Luis Obispo Morro Creek Outlet Beach Strand 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-BC98696  Baccharis douglasii Theresa Gertrude Williamson 1923-8-4 s.n. San Mateo Near La Honda Comment
  CHSC39807  Marah fabacea Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  CHSC39820  Plantago 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
  CHSC39826  Sidalcea malviflora subsp. purpurea Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
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Aug 5 2010
  CHSC39828  Trifolium wormskioldii Maibelle Williams 1929-5-10 San Mateo Moss Beach. Comment
  CHSC39829  Potentilla anserina subsp. pacifica 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
  CHSC39840  Daucus pusillus Maibelle Williams 1929-5-10 San Mateo Moss beach. Comment
  CHSC39846  Castilleja foliolosa Maibelle Williams 1929-5-10 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-BC104447  Quercus tomentella M. W. Williams 1939-7-1 s.n. Santa Barbara Branch Canyon back of Scorpion Harbor, 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-BC140706  Cercocarpus betuloides var. betuloides M. W. Williams 1939-7-12 48 Santa Barbara Just west of Prisoners Harbor, Santa Cruz Island 30 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-BC194008  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-BC235836  Keckiella cordifolia M. W. Williams 1939-7-1 81 Santa Barbara Scorpion Harbor drainage. Santa Cruz Island Comment
  CAS-BOT-BC240609  Lonicera hispidula M. W. Williams 1939-7-30 75 Santa Barbara Southeast branch of the Willow Harbor drainage, Santa Cruz Island Comment
  CAS-BOT-BC248739  Eriogonum arborescens W. Williams 1939-1-1 s.n. Santa Barbara Scorpion Harbor, Santa Cruz Island 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-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-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-BC65520  Adiantum aleuticum M. W. Williams 1939-7-7 33 Santa Barbara back of Pelican Bay, Santa Cruz Island Comment
  CAS-BOT-BC68940  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-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-BC79394  Quercus dumosa M. W. Williams 1939-7-18 55 Santa Barbara Santa Cruz Island. Main N Ridge E of Picacho Diablo 548 Comment
  CAS-BOT-BC79398  Quercus dumosa M. W. Williams 1939-6-24 18 Santa Barbara Santa Cruz Island. Grassy Hill slopes along trail between Scorpion Harbor and Smugglers Cove 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-BC98669  Baccharis douglasii M. W. Williams 1939-7-30 71 Santa Barbara Stream wash back of Willow Harbor - Santa Cruz Island Comment
  CAS-BOT-BC98670  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
  POM250086  Garrya elliptica M. W. Williams 1939-7-15 55 Santa Barbara Santa Cruz Island. Main North Ridge east of Picacho Diablo Comment
  POM250089  Pterostegia drymarioides M. W. Williams 1939-6-24 100 Santa Barbara Santa Cruz Island. Smugglers Cove. 30 Comment
  POM250090  Elymus X gouldii M. W. Williams 1939-6-22 10 Santa Barbara Santa Cruz Island. On sea bluff 3/4 mile west of Scorpion Harbor. 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
  POM250141  Astragalus trichopodus var. lonchus M. W. Williams 1939-07 56 Santa Barbara Santa Cruz Island. On trail from Forneys Cove to Christy Ranch. Comment
  POM250145  Quercus tomentella M. W. Williams 1939-07 55 Santa Barbara Santa Cruz Island. Along road near Buena Vista? Comment
  POM250162  Mirabilis laevis var. crassifolia M. W. Williams 1939-7-8 40 Santa Barbara Santa Cruz Island. Canada del Puerto 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
  POM250172  Cercocarpus betuloides var. blancheae M. Williams 1939-7-30 74 Santa Barbara Santa Cruz Island. Back of Willows Harbor Comment
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Mar 12 2015
  POM250173  Quercus tomentella M. W. Williams 1939-07 s.n. Santa Barbara Santa Cruz Island. Branch Canyon back of Scorpion Harbor Comment
  POM250176  Pteridium aquilinum var. pubescens M. W. Williams 1939-07 86 Santa Barbara North Ridge in swale west of Picacho Diablo, Santa Cruz Island. Comment
  POM250178  Adiantum jordanii M. W. Williams 1939-6-24 24 Santa Barbara SE branch of canyon back of Smugglers Cove, Santa Cruz Island 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
  POM250184  Acourtia microcephala M. W. Williams 1939-6-24 22 Santa Barbara Santa Cruz Island. Between Smugglers and yellow Bank. 244 Comment
  POM250185  Baccharis pilularis M. W. Williams 1939-7-30 70 Santa Barbara Canyon heading up peak W of Willow Harbor, Santa Cruz Island. Comment
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Mar 12 2015
  POM250195  Convolvulus arvensis M. W. Williams 1939-6-22 14 Santa Barbara Back of ranch at Scorpion Harbor, Santa Cruz Island. Comment
  POM250201  Galium buxifolium M. W. Williams 1939-7-13 50 Santa Barbara Santa Cruz Island. Tinkers Harbor . Comment
  POM250204  Hazardia detonsa M. W. Williams 1939-7-12 49 Santa Barbara Santa Cruz Island. Pelican Bay Comment
  POM250205  Suaeda taxifolia M. W. Williams 1939-6-24 16 Santa Barbara Santa Cruz Island. Smugglers Cove. 30 Comment
  POM250207  Quercus tomentella M. W. Williams 1939-7-15 s.n. Santa Barbara Santa Cruz Island. West hill back of Pelican Bay Comment
  POM250211  Rhamnus pirifolia M. W. Williams 1939-7-29 68 Santa Barbara Santa Cruz Island. Coches Prietos drainage; along the Willow Harbor Ranch Trail 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
  POM250217  Dryopteris arguta M. W. Williams 1939-7-1 81 Santa Barbara canyon back of Scorpion Harbor, Santa Cruz Island. Comment
  POM250292  Quercus agrifolia M. W. Williams 1939-7-15 51 -b Santa Barbara Santa Cruz Island Back of Pelican Bay. Comment
  POM250293  Arctostaphylos viridissima M. W. Williams 1939-7-2 94 Santa Barbara Santa Cruz Island. East ridge of canyon back of Scorpion Harbor. Comment
  POM250296  Arctostaphylos insularis M. W. Williams 1939-8-1 78 Santa Barbara Santa Cruz Island. Ridge west of Willow Harbor Comment
  POM250298  Pinus muricata M. W. Williams 1939-8-1 79 Santa Barbara Top of South Ridge west of Buena Vista. Santa Cruz Island. 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
  POM250317  Perityle emoryi M. W. Williams 1939-7-15 52 Santa Barbara Tinkers Harbor, W side in cave, Santa Cruz Island 9 Comment
  POM250323  Mimulus cardinalis M. W. Williams 1939-7-7 33 Santa Barbara Santa Cruz Island. Canyon back of Pelican Bay . Comment
  POM250328  Lyonothamnus floribundus subsp. aspleniifolius M. W. Williams 1939-6-24 21 Santa Barbara Santa Cruz Island. Between Yellow Banks and Smugglers cove Comment
  POM250414  Cercocarpus betuloides var. blancheae M. Williams 1939-7-8 40 Santa Barbara Santa Cruz Island. Canada del Puerto Comment
  POM250415  Cercocarpus betuloides var. blancheae M. Williams 1939-07 s.n. Santa Barbara Santa Cruz Island. Canyon back of Willow Harbor. Comment
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Mar 12 2015
  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
  POM250420  Erigeron glaucus M. W. Williams 1939-6-30 90 Santa Barbara Scorpion Harbor, cliff Santa Cruz Island. Comment
  POM250442  Lyonothamnus floribundus subsp. aspleniifolius M. W. Williams 1993-1 s.n. Santa Barbara Santa Cruz Island. Comment
  POM250443  Lyonothamnus floribundus subsp. aspleniifolius M. W. Williams 1939-6-24 21 Santa Barbara Santa Cruz Island. Between Yellow Banks and Smugglers cove Comment
  POM250446  Adenostoma fasciculatum var. fasciculatum M. W. Williams 1939-6-24 19 Santa Barbara Santa Cruz Island. Hills between Smugglers and Yellow Banks. 305 Comment
  POM250449  Silene laciniata subsp. major M. W. Williams 1939-6-24 17 Santa Barbara Santa Cruz Island. Canyon back of Smugglers Cove . Comment
  POM250450  Antirrhinum nuttallianum subsp. subsessile M. W. Williams 1939-6-24 17 Santa Barbara Santa Cruz Island. Canyon back of Smugglers Cove. 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
  POM255164  Eriogonum arborescens W. Williams 1939-1 s.n. Santa Barbara Scorpion Harbor, Santa Cruz Island. Comment
  RSA250088  Lonicera hispidula var. vacillans M. W. Williams 1939-7-30 75 Santa Barbara Santa Cruz Island. Southeast branch of the Willows Harbor. Comment
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Mar 12 2015
  RSA250299  Arctostaphylos tomentosa subsp. subcordata M. W. Williams 1939-7-15 55 Santa Barbara Santa Cruz Island. Main North Ridge east of Picacho Diablo. 548 Comment
  RSA250301  Arctostaphylos insularis M. W. Williams 1939-7-15 51 a Santa Barbara Santa Cruz Island. West hill 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
  RSA428327  Thysanocarpus laciniatus W. Williams 1941-3-23 s.n. Santa Barbara Santa Cruz Island. Pelican Bay . Comment
  RSA467081  Comarostaphylis diversifolia subsp. planifolia W. Williams 1941-3-23 s.n. Santa Barbara Santa Cruz Island. Pelican Bay. Comment
  SBBG115809  Physalis philadelphica S. Williams -Sep-1998 Santa Barbara flats below Scorpion Ranch 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
  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
  UC1084154  Pseudognaphalium stramineum M. W. Williams 1939-6-24 17 Santa Barbara canyon back of Smugglers Cove Santa Cruz Island, Smugglers Cove 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
  UC1084157  Rosa californica M. W. Williams 1939-7-30 73 Santa Barbara canyon back of Willow Harbor (stream bank on w side); Santa Cruz Island Comment
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Mar 25 2015
  UC1084160  Lyonothamnus floribundus subsp. aspleniifolius M. W. Williams 1939-7-1 81 Santa Barbara e slope Scorpion Harbor drainage; Santa Cruz Island 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
  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
  UC1084168  Eucrypta chrysanthemifolia var. chrysanthemifolia M. W. Williams 1939-6-24 17 Santa Barbara canyon back Smugglers Cove; Santa Cruz Island Comment
  UC1084169  Lonicera hispidula var. vacillans M. W. Williams 1939-7-30 75 Santa Barbara se branch Willow Harbor drainage; 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
  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
  UC1084176  Silene gallica M. W. Williams 1939-7-8 40 Santa Barbara Canada del Puerto Santa Cruz Island, Canada del Puerto Comment
  UC1084179  Clematis ligusticifolia M. W. Williams 1939-8-3 99 Santa Barbara Santa Cruz Isl., Willow Harbor Comment
  UC1084181  Arctostaphylos viridissima M. W. Williams 1939-7-15 51 a Santa Barbara w hill back of Pelican Bay; Santa Cruz Island Comment
  UC1084184  Mimulus cardinalis M. W. Williams 1939-7-7 33 Santa Barbara on cliff just back of Pelican Bay; 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
  UC1084187  Keckiella cordifolia M. W. Williams 1939-7-15 52 Santa Barbara Tinkers Harbor; Santa Cruz Island Comment
  UC1084191  Eriogonum arborescens M. W. Williams 1939-7-23 60 Santa Barbara Correl de la Siesta Santa Cruz Island Comment
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Jul 21 2015
  UC1084194  Cercocarpus betuloides var. blancheae M. W. Williams 1939-7-12 48 Santa Barbara jus w of Prisoners Harbor (Santa Cruz Island); Santa Cruz Island 30 Comment
  UC1084195  Galium buxifolium M. W. Williams 1939-7-13 50 Santa Barbara Tinkers Harbor Santa Cruz Island Comment
  UC1084197  Quercus X macdonaldii M. W. Williams 1939-7-12 46 Santa Barbara e side Canada del Puerto (0.5 mi from beach); Santa Cruz Island Comment
  UC1084201  Quercus tomentella M. W. Williams Jul 1939 Santa Barbara branch canyon back of Scorpion Harbor; Santa Cruz Island Comment
  UC1084204  Woodwardia fimbriata M. W. Williams 1939-7-7 38 Santa Barbara 1/2 mi W of Pelican Bay; 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
  UC1084207  Adiantum jordanii M. W. Williams 1939-6-24 24 Santa Barbara se branch of canyon back of Smuggler's Cove; Santa Cruz Isl 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
  UCSB68171  Xanthium spinosum Williams, M. 2000-8-31 Santa Barbara Southern foothills of the San Rafael Range, Sedgwick Reserve, at intersection of Lisque and Figueroa roads 325 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-BC357375  Pseudognaphalium microcephalum M. W. Williams 1939-7-30 71 Santa Barbara Back of Willow Harbor along stream, 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-BC403562  Eschscholzia californica M. W. Williams 1939-7-15 56 Santa Barbara Along trail between Forneys and Christy Ranch, Santa Cruz Island 30 Comment
  CAS-BOT-BC403563  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-BC60493  Nasturtium officinale M. W. Williams 1939-7-12 45 Santa Barbara Santa Cruz Island. Ranch at Prisoners Harbor, in stream. Comment
  POM250134  Eremocarpus setiger M. W. Williams 1939-7-13 50 Santa Barbara Santa Cruz Island. Tinkers Harbor . Comment
  POM250144  Datura wrightii M. W. Williams 1939-7-6 41 Santa Barbara Santa Cruz Island. Canada del Puerto in stream bed. 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
  POM250197  Chenopodium ambrosioides M. W. Williams 1939-6-28 27 Santa Barbara Santa Cruz Island. Canyon back of Smugglers Cove. Comment
  POM250214  Foeniculum vulgare M. W. Williams 1939-7-29 103 Santa Barbara Santa Cruz Island. Canada del Puerto, along road west side. Comment
  POM250314  Asclepias fascicularis M. W. Williams 1939-6-28 27 Santa Barbara Santa Cruz Island. Canyon back of Smugglers Cove. 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
  RSA0008546  Malacothrix indecora M. W. Williams 1939-7-18 87 Santa Barbara Santa Cruz Island. Twin Harbor, growing on Indian mound on extreme point seperating the two coves Comment
  RSA0042710  Thysanocarpus conchuliferus W. Williams 1941-3-23 s.n. Santa Barbara Santa Cruz Island. Pelican Bay . Comment
  RSA624041  Mimulus brevipes T. Gertrude Williamson s.n. Santa Barbara Santa Barbara Comment
  SEINET11447677 Image available Lasthenia californica subsp. californica M. Williams 1967-3-23 s.n. Santa Barbara Figueroa Mtn., east of San Marcos Pass road, De La Guerra Springs. 610 Comment
  SEINET5340045  Platystemon californicus M. J. Williams 1967-3-23 s.n. Santa Barbara Figueroa Mtn., east of San Marcos Pass road, De La Guerra Springs. 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
  UC1084151  Perityle emoryi M. W. Williams 1939-6-28 32 Santa Barbara on ocean bluff just w Yellow Banks; Santa Cruz Island Comment
  UCSB3611  Ricinus communis Williams, M. 1959-7-8 Santa Barbara 2 miles N of Fairview Ave. of Highway 101, Goleta Comment
  UCSB40403  Elymus trachycaulus Williams, Mark 1978-5-27 Santa Barbara South-east side of Figueroa Mt. Rd; 1 mile south of Cachuma Saddle Forest Service Station 975 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
  UCSB6708  Hypochaeris radicata Williams, M. 1959-7-7 Santa Barbara 100 yards north of Juniper Hall on University of California Santa Barbara Campus 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
  CAS-BOT-BC138599  Agrostis stolonifera Theresa Gertrude Williamson 1923-6-1 s.n. Santa Clara Stanford University. Comment
  RSA339135  Eschscholzia californica subsp. californica Margaret J. Williams, Wayne Roderick 1984-5-20 84- 9 -1 Santa Clara Mines road, 31 miles south of Livermore 579 Comment
  SEINET5334544  Pinus coulteri M. J. Williams 1968-4-6 s.n. Santa Clara Near Mt. Hamilton Comment
  SEINET7836744 Image available Cirsium occidentale M. J. Williams, W. Roderick 1984-5-20 84- 10 -1 Santa Clara Del Puerto Canyon Road, about 1/4 mile from Stanislaus County line. Comment
  SJSU13008  Cinnamomum camphora E. Williamson 1977-4-27 Santa Clara San Jose State University campus, San Jose Comment
  SJSU7968  Trifolium depauperatum var. amplectens E. P. Williams 1961-4-29 Santa Clara near Holy City c. 4 mi S of Los Gatos 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
  SEINET10463027  Campanula prenanthoides Williamson 1901-7-20 WILLIAMSON s.n. Santa Cruz BOULDER CREEK 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
  CHSC30959  Galium bolanderi B. Williams 1979-6-6 214 Shasta Shasta-Trinity NF/Yolla Bolla RD. Old rd above creek at N. Fork Beegum Cr. Cmpgr. 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
  CHSC31138  Madia gracilis B. Williams 1979-6-6 223 Shasta Old rd above the creek at N. Fork Beegum Cr Cmpgr. Shasta-Trinity NF/Yolla Bolla RD. 944 Comment
  CHSC59664  Lomatium tracyi B. Williams 1979-6-6 212 Shasta Shasta-Trinity NF/Yolla Bolla Road, old road above the creek at North Fork Beegum Creek Campground. 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-BC108763  Ribes cereum Margaret Williams; Arnold Tiehm s.n. Sierra Meadow near Cold Creek Campground, southeast of Sierraville. 1737 Comment
  CAS-BOT-BC136080  Dodecatheon alpinum Margaret Williams; Arnold Tiehm 1974-6-2 s.n. Sierra Meadow near campground southeast of Sierraville - Sierra Nevada 1737 Comment
  CAS-BOT-BC260783  Eriogonum nudum var. deductum Margaret J. Williams 1983-8-7 83- 133 -2 Sierra Verdi Ridge, above Dog Valley 2316 Comment
  CAS-BOT-BC269707  Symphoricarpos mollis Margaret Williams; Arnold Tiehm 1974-8-17 74 -S-57 Sierra Verdi Ridge, Verdi Range 2133 Comment
  RSA339127  Ceanothus prostratus Margaret J. Williams 1983-8-7 s.n. Sierra Betw Sardine Valley and Jammer Puncher Chair Flat Comment
  SEINET12564966  Cryptantha simulans M. J. Williams, A. Tiehm 1974-8-17 74 -S-54 Sierra Verdi Ridge Road. 2134 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
  SEINET4207742  Penstemon gracilentus Margaret J. Williams 1983-8-7 83- 133 -1 Sierra Verdi Ridge above Dog Valley.; 0 2316 Comment
  SEINET6031264  Orobanche uniflora var. occidentalis M. J. Williams 1981-7-10 81- 107 -1 Sierra Near Sagehen Creek Comment
  CAS-BOT-BC261610  Eriogonum nudum var. nudum Margaret Williams 1972-8-27 s.n. Sierra Merrill Valley just north of Stampede Reservoir 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-BC282954  Carduus nutans Margaret Williams; Arnold Tiehm 1974-8-17 74 -S-53 Sierra Verdi Ridge Road, Verdi Range 2133 Comment
  CAS-BOT-BC285267  Cirsium andersonii Margaret Williams 1974-8-28 74- 5 -57 Sierra West side of Verdi Ridge, Verdi Range 1493 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-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
  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
  SEINET14168154  Leptosiphon harknessii M. J. Williams, B. Trowbridge, G. H. True, Jr., A. Tiehm 1977-7-26 77- 48 -2 Sierra [Sierra Nevada] Independence Lake 2118 Comment
  SEINET5326490 Image available Penstemon azureus var. azureus M. J. Williams, Barbara Trowbridge 1977-7-26 77- 48 -3 Sierra Independence Lake 2118 Comment
  SEINET5327459  Acmispon nevadensis var. nevadensis M. J. Williams, A. Tiehm 1974-6-2 74 -A-2 Sierra [Sierra Nevada] N end of Hwy 89 1615 Comment
  SEINET5328435 Image available Penstemon gracilentus M. J. Williams 1983-8-7 83- 133 -1 Sierra Verdi Ridge, above Dog Valley 2316 Comment
  SEINET5330892  Eriogonum nudum var. deductum M. J. Williams 1983-8-7 83- 133 -2 Sierra Verdi Ridge, above Dog Valley 2316 Comment
  SEINET5330905  Eriogonum nudum var. deductum L. Williams 1972-8-27 1006 Sierra Merrill Valley 2012 Comment
  SEINET5338451  Ranunculus aquatilis var. diffusus L. Williams 1972-8-27 1009 Sierra Worn Mill in Little Truckee R. 5.2 mi from Boca. 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
  SEINET8973702  Chrysolepis sempervirens M. J. Williams, A. Tiehm 1978-9-2 78 -326 Sierra Verdi Ridge, NW of Verdi Comment
  CHSC30213  Phacelia cookei B. Williams 1980-6-10 Siskiyou On both sides of Military Pass Rd, ca. 4 mi s of Klamath Falls Hwy, ca. 4 mi n of Mt. Shasta. 1371 Comment
  UCR37520  Ceanothus sanguineus P. Williams, Mike Malamus, Brian Kearney 1984-5-26 40 Siskiyou 15.2 miles west of Fort Jones on Scott River Road. Indian Scotty Campground 701 Comment
  SEINET6409479  Polystichum lemmonii M. J. Williams 1967-9-2 s.n. Siskiyou Cabin Meadow 1829 Comment
  SEINET7846069 Image available Ericameria bloomeri M. J. Williams 1985-8-14 85- 69 -1 Siskiyou SE side of Medicine Lake 2286 Comment
  SEINET8586417  Gentiana newberryi M. J. Williams 1967-9-2 s.n. Siskiyou Mount Eddy, Deadfall Lake Trail. 1951 Comment
  SEINET8586810  Gentianella amarella M. J. Williams 1967-9-2 1157 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
  UCD104095  Acmispon brachycarpus W. A. Williams 1951-6-30 s.n. Solano Mt. Voca. Comment
  UCD104202  Acmispon grandiflorus var. grandiflorus W. Williams 1951-6-1 s.n. Solano Crest of ridge near Vaca Mts. Comment
  UCD108177  Pickeringia montana W. A. Williams 1951-6-30 s.n. Solano Mt. Vaca. Comment
  UCD150863  Lomatium marginatum var. marginatum G. R. Williams 1961-3-17 19 Solano Pleasants Valley road, around 1/2 mile south of junction with State Highway 128, around 4 miles west of Winters. 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
  UCD106362  Lathyrus latifolius Terri Williamson 1990-5-20 45 Sonoma Bayflat Rd., Bodega Bay. 3 Comment
  UCD113699  Potentilla anserina subsp. pacifica Terri Williamson 1990-5-20 49 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
  UCD124849  Scrophularia californica Terri Williamson 1990-5-20 51 Sonoma Bayflat Road, Bodega Bay. 3 Comment
  UCD127753  Oenanthe sarmentosa Terri Williamson 1990-5-20 47 Sonoma Bayflat Rd., Bodega Bay. 3 Comment
  UCD128374  Achillea millefolium Terri Williamson 1990-5-20 50 Sonoma Bayflat Road, Bodega Bay. 3 Comment
  UCD137389  Lonicera involucrata var. ledebourii Terri Williamson 1990-5-20 50 Sonoma Bayflat Road, Bodega Bay. 3 Comment
  UCD141578  Juncus lescurii Terri Williamson 1990-5-20 64 Sonoma Bayflat Road. Bodega Bay. 3 Comment
  UCD57138  Briza maxima Terri Williamson 1990-5-20 60 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
  SEINET7972629  Trichostema laxum M. J. Williams, W. Roderick 1978-7-18 78- 228 -2 Sonoma Near Occidental. Comment
  SEINET8478865  Fritillaria lanceolata 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
  UCD127332  Conium maculatum Terri Williamson 1990-5-20 66 Sonoma Bayflat Rd. Bodega Bay. 3 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
  SEINET8478775  Fritillaria agrestis M. J. Williams 1968-3-3 68 -2 Stanislaus Near Hwy 120, just E of Oakdale. 46 Comment
  CHSC31479  Phacelia corymbosa B. Williams 1979-7-18 258 Tehama Shasta-Trinity NF Yolla Bolla RD. NW side of Tedoc Mtn., 10.1 mi from Hwy 36 on rd 45. 1371 Comment
  CHSC7091  Navarretia pubescens E. L. Williams 1969-4-26 19 Tehama 100 ft. s of I.W. Williams' barn next to Harry Baker's fence on Evergreen Rd. off Bowman Rd. 137 Comment
  UC1425861  Eriogonum libertini Barbara Williams 1979-7-19 270 Tehama 1/2 mi on trail to M.F. Beegum Cr. Pole Coural gap Comment
  UCD39892  Aristida oligantha W. A. Williams 1955-10-29 s.n. Tehama 12 miles west of Corning. Comment
  UCD56501  Aristida oligantha W. A. Williams 1955-10-29 s.n. Tehama 12 miles west of Corning. Comment
  UCR37566  Ceanothus lemmonii P. Williams, Mike Malamus, Brian Kearney 1984-5-12 9 Tehama Dry Creek drainage, c. 38 mi. west of Red Bluff 457 Comment
  CHSC114607  Eriophyllum lanatum var. lanceolatum B. Williams 1979-7-24 275 Trinity Shasta-Trinity NF/Weaverville RD. 1.5 mi from trailhead on Canyon Creek trail. 1158 Comment
  CHSC30221  Sedum laxum subsp. flavidum B. Williams 1980-6-11 Trinity Off of dirt rd to Post Creek, 1.4 mi ne of jct wit ... Field redacted by CHSC, contact the data manager for more information 1005 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
  CHSC30961  Sanicula tuberosa B. Williams 1979-5-30 189 Trinity Wash gully at jct of Mud Springs rd with Red Mt Rd, Shasta-Trinity NF. 1615 Comment
  CHSC30964  Lomatium tracyi B. Williams 1979-5-31 200 Trinity Shasta-Trinity NF/Yolla Bolla Rd 1463 Comment
  CHSC30971  Boechera breweri B. Williams 1980-4-8 354 Trinity Big Flat, Shasta-Trinity NF/Big Bar RD, on Hwy 299. Comment
  CHSC31481  Ericameria greenei B. Williams 1979-8-16 318 Trinity Trail from Bull Lake to Robbers Meadow. Shasta-Trinity NF/Mt. Shasta RD. 2072 Comment
  CHSC31484  Minuartia nuttallii subsp. gregaria B. Williams 1979-5-29 156 Trinity Shasta-Trinity NF/Yolla Bolly Rd. On Dubakella Mt. Rd, 0.7 mi from its jct with Mud Springs Rd. 1371 Comment
  CHSC34512  Eriogonum marifolium var. marifolium B. Williams 1980-8-27 378 Trinity Shasta-Trinity NF. Mt. Eddy. Comment
  CHSC59830  Allium hoffmanii B. Williams 1979-5-22 101 Trinity Shasta/Trinity NF/Yolla Bolla Road, 2.5 mi from Hwy 36 on Forest Service Road 30 (to Pine Root Station), 0.3 mi from turnoff to Mud Springs. 1097 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
  UC1446107  Allium hoffmanii Barbara Williams 1979-5-31 197 Trinity Junc. Rd. 29N49 and Rd. 29 Shasta-Trinity National Forest, Dubakella Mtn. Quad. (Yolla Bolla Ranger District) 1463 Comment
  UC1446115  Draba carnosula Barbara Williams 1979-8-8 270 Trinity vicinity Mt. Eddy (along trail out of basin above upper Deadfall Lake toward the pass); Weed Quad. 2414 Comment
  UC1446117  Boechera retrofracta Barbara Williams Aug 1979 274 Trinity Canyon Creek Trail ca 1.5 mi from trailhead. Helena Quad. 1158 Comment
  UCR37954  Smilacina racemosa P. Williams, Brian Kearney, Mike Malamus 1984-5-12 100 Trinity Philpot [Cold Springs] Campground 979 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
  UCR40023  Lewisia triphylla P. Williams, Brian Kearney, Mike Malamus 1984-5-26 45 Trinity Scott Mtn Campground. S slope 1646 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
  CHSC114658  Penstemon purpusii Barbara Williams 1981-7-18 399 Trinity Hayfork Ranger District. 1.5 air mi. SW of Dubakella Mountain, inside turn in Rd. 29N68 0.4 mi. W of intersection w/ Rd. 30N28. T29N, R12W, NW1/4 of NW1/4 Sec.13, SW1/4 of SW1/4 Sec.12. 1463 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
  SEINET6412988  Myriopteris intertexta M. J. Williams 1970-6-11 s.n. Tulare Eagle Rock, 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-BC106802  Salix hindsiana Mrs. W. J. Williamson 1919-5-11 62 Tuolumne Bear Creek near Stanislaus River 243 Comment
  CAS-BOT-BC106804  Salix hindsiana Mrs. W. J. Williamson 1919-5-11 62 Tuolumne Bear Creek near Stanislaus River 243 Comment
  CAS-BOT-BC137805  Andropogon virginicus var. virginicus Mrs. W. J. Williamson 1919-6-15 227 Tuolumne Long Gulch, near Rawhide. 426 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-BC139881  Adenostoma fasciculatum Mrs. W. J. Williamson 1919-5-24 172 Tuolumne Hills above Indian Creek 365 Comment
  CAS-BOT-BC139882  Adenostoma fasciculatum Mrs. W. J. Williamson 1919-5-24 172 Tuolumne Hills above Indian Creek 365 Comment
  CAS-BOT-BC144263  Bromus arenarius 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-BC145371  Briza minor Mrs. W. J. Williamson 1919-5-2 29 Tuolumne Near Bear Creek 335 Comment
  CAS-BOT-BC147393  Rosa californica Mrs. W. J. Williamson 1919-5-22 156 Tuolumne Rawhide by Bear Creek 457 Comment
  CAS-BOT-BC147394  Rosa californica Mrs. W. J. Williamson 1919-5-22 156 Tuolumne Rawhide, by Bear Creek 457 Comment
  CAS-BOT-BC149140  Bromus carinatus var. carinatus Mrs. W. J. Williamson 1919-5-23 162 Tuolumne Near Rawhide. 457 Comment
  CAS-BOT-BC150320  Diplacus aurantiacus Mrs. W. J. Williamson 1919-5-2 31 Tuolumne Above Indian Creek 365 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-BC161668  Bromus rubens Mrs. W. J. Williamson 1919-5-13 73 Tuolumne Red Hill Gulch on Peoria Mountain. 487 Comment
  CAS-BOT-BC166595  Epilobium canum subsp. latifolium Mrs. W. J. Williamson 1919-7-1 296 Tuolumne Iron [Canon] Canyon, Stanislaus River 243 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-BC184146  Vulpia microstachys var. microstachys Mrs. W. J. Williamson 1919-4-25 7 Tuolumne Near French Flat 411 Comment
  CAS-BOT-BC189043  Eriodictyon californicum Mrs. W. J. Williamson 1919-5-2 34 Tuolumne Above Indian Creek 365 Comment
  CAS-BOT-BC189044  Eriodictyon californicum Mrs. W. J. Williamson 1919-5-2 33 Tuolumne Hills above Indian Creek 365 Comment
  CAS-BOT-BC190335  Cynodon dactylon Mrs. W. J. Williamson 1919-5-19 135 Tuolumne Bear Creek. 304 Comment
  CAS-BOT-BC202718  Aesculus californica Mrs. W. J. Williamson 1919-5-30 173 Tuolumne Spring Gulch near Bear Creek 335 Comment
  CAS-BOT-BC203156  Vitis californica Mrs. W. J. Williamson 1919-5-30 188 Tuolumne Spring Gulch near Bear Creek 304 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-BC221591  Lepechinia calycina Mrs. W. J. Williamson 1919-5-16 92 Tuolumne Red Hill Gulch on Peoria Mt. 487 Comment
  CAS-BOT-BC221594  Lepechinia calycina Mrs. W. J. Williamson 1919-5-16 92 Tuolumne Red Hill Gulch on Peoria Mt 487 Comment
  CAS-BOT-BC222992  Cephalanthus occidentalis Mrs. W. J. Williamson 1919-6-26 265 Tuolumne Mouth of Bear Creek 243 Comment
  CAS-BOT-BC223909  Helianthemum scoparium Mrs. W. J. Williamson 1919-5-16 91 Tuolumne Red Hill Gulch, Peoria Mt. 487 Comment
  CAS-BOT-BC224575  Cuscuta californica Mrs. W. J. Williamson 1919-6-15 221 Tuolumne Long Gulch near Rawhide 426 Comment
  CAS-BOT-BC232705  Navarretia pubescens Mrs. W. J. Williamson 1919-5-7 47 Tuolumne Above Bear Creek 335 Comment
  CAS-BOT-BC233042  Polypogon interruptus Mrs. W. J. Williamson 1919-5-17 95 Tuolumne Red Hill Gulch, Peoria Mountains 487 Comment
  CAS-BOT-BC233043  Polypogon interruptus Mrs. W. J. Williamson 1919-5-17 95 Tuolumne Red Hill Gulch, Peoria Mountain 487 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-BC240213  Setaria viridis Mrs. W. J. Williamson 1919-6-23 256 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-BC255637  Poa annua Mrs. W. J. Williamson 1919-6-19 240 Tuolumne Near French Flat 365 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-BC269644  Symphoricarpos albus var. laevigatus Mrs. W. J. Williamson 1919-9-16 352 Tuolumne Iron Canon [Canyon], Stanislaus River 243 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-BC271744  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-BC300630  Erigeron foliosus var. hartwegii Mrs. W. J. Williamson 1919-5-22 158 Tuolumne Table Mt. above Rawhide 609 Comment
  CAS-BOT-BC304257  Eriophyllum confertiflorum Mrs. W. J. Williamson 1919-5-21 118 Tuolumne Butchers Gulch near French Flat 381 Comment
  CAS-BOT-BC304383  Gnaphalium palustre Mrs. W. J. Williamson 1919-5-17 101 Tuolumne Red Hill gulch, Peoria Mt. 487 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-BC308238  Eriophyllum lanatum var. grandiflorum W. J. Williamson 1919-5-6 46 Tuolumne Bear Creek 320 Comment
  CAS-BOT-BC314684  Grindelia hirsutula Mrs. W. J. Williamson 1919-5-30 180 Tuolumne Near French Flat 426 Comment
  CAS-BOT-BC316828  Packera clevelandii Mrs. W. J. Williamson 1919-5-24 184 Tuolumne above canyon of Spring Gulch on Rawhide Hill 398 Comment
  CAS-BOT-BC320424  Holocarpha virgata Mrs. W. J. Williamson 1919-8-18 141 Tuolumne Rawhide Flat 426 Comment
  CAS-BOT-BC341393  Lagophylla glandulosa Mrs. W. J. Williamson 1919-6-17 231 Tuolumne French Flat 426 Comment
  CAS-BOT-BC345395  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-BC39449  Caulanthus lasiophyllus W. J. Williamson 1919-5-15 171 Tuolumne Hills above Indian Creek. 365 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-BC87976  Streptanthus tortuosus Mrs. W. J. Williamson 1919-7-1 276 Tuolumne Iron Canyon, Stanislaus River. 457 Comment
  CAS-BOT-BC98799  Baccharis douglasii Mrs. W. J. Williamson 1919-7-22 329 Tuolumne Bear Creek 304 Comment
  JEPS16310  Eurybia radulina Mrs. W. J. Williamson 1919-7-22 311 Tuolumne near Rawhide 457 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
  NY601629  Penstemon heterophyllus var. australis W. Williamson 1919-7-28 324 Tuolumne Bluffs, Iron Canyon, Stanislaus River 365.8 Comment
  POM129160  Heteromeles arbutifolia W. J. Williamson 1919-6-15 223 Tuolumne Hills near Rawhide. 442 Comment
  POM129162  Polygala cornuta var. cornuta W. J. Williamson 1919-6-12 219 Tuolumne Red Hill Gulch near Peoria Flat 427 Comment
  POM129228  Streptanthus tortuosus W. J. Williamson 1919-7-1 276 Tuolumne Iron Canyon, Stanislaus River. 457 Comment
  POM129233  Gastridium phleoides W. J. Williamson 1919-6-22 251 Tuolumne Near Bear Creek. 335 Comment
  POM129277  Epilobium canum subsp. latifolium W. J. Williamson 1919-7-1 296 Tuolumne Iron Canyon, Stanislaus River 244 Comment
  POM129283  Trichostema rubisepalum W. J. Williamson 1919-6-15 s.n. Tuolumne Rawhide Hill 457 Comment
Read comments
May 24 2020
  POM129286  Hordeum brachyantherum W. J. Williamson 1919-6-16 226 Tuolumne Long gulch near Rawhide 366 Comment
  POM129290  Chenopodium botrys W. J. Williamson 1919-7-22 317 Tuolumne Jamestown Creek. 427 Comment
  POM129292  Chenopodium ambrosioides var. ambrosioides W. J. Williamson 1919-7-22 312 Tuolumne Banks of reservoir near Jamestown. 427 Comment
  POM129414  Echinochloa crus-galli W. J. Williamson 1919-7-22 319 Tuolumne Jamestown Creek, Jamestown 427 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
  POM129632  Ericameria arborescens subsp. arborescens W. J. Williamson 1919-9-2 347 Tuolumne Near Iron Canyon, Stanislaus River 457 Comment
  POM129633  Jepsonia heterandra W. J. Williamson 1919-9-16 349 Tuolumne Iron Canyon, Stanislaus River. 198 Comment
  POM129638  Eriogonum wrightii var. trachygonum W. J. Williamson 1919-7-28 328 Tuolumne Iron Canyon, Stanislaus River. 244 Comment
  POM129639  Conyza canadensis W. J. Williamson 1919-7-22 318 Tuolumne Jamestown Creek, Jamestown 427 Comment
  POM129640  Polypogon viridis W. J. Williamson 1919-06 360 Tuolumne Spring Gulch near Bear Creek 335 Comment
  POM132554  Cornus glabrata W. J. Williamson 1919-5-15 89 Tuolumne Bear Creek. 304 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
  POM172178  Poa annua W. J. Williamson 1919-6-19 240 Tuolumne Near French Flat 366 Comment
  POM198365  Bromus rubens W. J. Williamson 1919-5-13 73 Tuolumne Red Hill Gulch Peoria Mt. 488 Comment
  POM198367  Briza minor W. J. Williamson 1919-5-2 29 Tuolumne Near Bear Creek. 305 Comment
  POM198429  Bromus laevipes W. J. Williamson 1919-5-20 122 Tuolumne Butcher's Gulch near mouth of Morman Creek. 335 Comment
  POM198430  Elymus glaucus W. J. Williamson 1919-5-20 123 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
  POM198436  Panicum acuminatum var. acuminatum W. J. Williamson 1919-5-18 113 Tuolumne Canyon of Spring Gulch on Rawhide Hill 366 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
  POM46691  Lonicera interrupta W. J. Williamson 1919-5-30 186 Tuolumne 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
  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
  POM65648  Eriodictyon californicum W. J. Williamson 1919-5-2 34 Tuolumne Above Indian Creek. 366 Comment
  SEINET1783126  Allium sanbornii var. jepsonii Mrs. W. J. Williamson 1919-5-30 157 Tuolumne Table Mountain above Rawhide. 610 Comment
  UC1029584  Eriogonum wrightii var. trachygonum Mrs. W. J. Williamson 1919-7-28 328 Tuolumne Iron Canyon, Stanislaus River 243 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
  UC473691  Mentzelia laevicaulis var. laevicaulis Mrs. W. J. Williamson 1919-7-28 325 Tuolumne near mouth of Mormon Creek 243 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
  UC473703  Cephalanthus occidentalis var. californicus Mrs. W. J. Williamson 1919-6-26 265 Tuolumne mouth of Bear Creek; Bear Creek 243 Comment
  UC473709  Jepsonia heterandra Mrs. W. J. Williamson 1919-9-16 349 Tuolumne Iron Canyon Stanislaus River 198 Comment
  UC473710  Holocarpha virgata subsp. virgata Mrs. W. J. Williamson 1919-8-18 341 Tuolumne Rawhide Flat 426 Comment
  UC473711  Rorippa curvisiliqua Mrs. W. J. Williamson 1919-7-1 288 Tuolumne mouth Mormon Creek; mouth Mormon Creek 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
  UC473724  Cuscuta californica Mrs. W. J. Williamson 1919-6-15 221 Tuolumne near Rawhide; Long Gulch 426 Comment
  UC473725  Symphoricarpos albus var. laevigatus Mrs. W. J. Williamson 1919-6-20 248 Tuolumne Bear Creek 304 Comment
  UC473732  Nicotiana quadrivalvis Mrs. W. J. Williamson 1919-1 353 Tuolumne hill near Tuttletown 365 Comment
  UC814125  Potamogeton nodosus Mrs. W. J. Williamson 1919-7-21 309 Tuolumne mouth of Morman Creek 182 Comment
  UC815203  Agrostis Mrs. W. J. Williamson 1919-7-22 313 Tuolumne near Jamestown 426 Comment
  UC815204  Agrostis stolonifera Mrs. W. J. Williamson 1919-6-1 360 Tuolumne near Bear Creek; Springs Gulch 335 Comment
  UC815833  Aira caryophyllea Mrs. W. J. Williamson 1919-5-17 98 Tuolumne Red Hill Gulch Peoria Mt. 487 Comment
  UC816115  Bromus arenarius Mrs. W. J. Williamson 1919-5-19 142 Tuolumne Spring Gulch near Bear Creek; Spring Gulch 1000 Comment
  UC816663  Cynodon dactylon Mrs. W. J. Williamson 1919-5-19 135 Tuolumne Bear Creek 304 Comment
  UC817273  Echinochloa crus-galli Mrs. W. J. Williamson 1919-7-22 319 Tuolumne Jamestown Creek 426 Comment
  UC817424  Elymus glaucus Mrs. W. J. Williamson 1919-5-20 123 Tuolumne near mouth of Mormon Creek; Butchers Gulch 335 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
  UC818568  Hordeum brachyantherum subsp. californicum Mrs. W. J. Williamson 1919-6-16 226 Tuolumne near Rawhide; Long Gulch 365 Comment
  UC818845  Melica californica Mrs. W. J. Williamson 1919-4-25 10 Tuolumne near French Flat 411 Comment
  UC820344  Paspalum distichum Mrs. W. J. Williamson 1919-7-1 283 Tuolumne Bear Creek 304 Comment
  UC820645  Poa annua Mrs. W. J. Williamson 1919-6-19 240 Tuolumne near French Flat 365 Comment
  UC821111  Poa secunda subsp. secunda Mrs. W. J. Williamson 1919-4-25 2 Tuolumne near French Flat 411 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
  UC831725  Senecio flaccidus var. douglasii Mrs. W. J. Williamson 1919-6-12 214 Tuolumne Iron Canyon , Iron Cayon (Stanislaus River) 304 Comment
  UC832209  Eurybia radulina Mrs. W. J. Williamson 1919-7-22 311 Tuolumne near Rawhide 457 Comment
  UC832925  Xanthium strumarium Mrs. W. J. Williamson 1919-7-28 331 Tuolumne Morman Creek 213 Comment
  UC839373  Eleocharis pachycarpa Mrs. W. J. Williamson 1919-5-21 136 Tuolumne along Bear Creek 304 Comment
  UC842185  Juncus balticus subsp. ater Mrs. W. J. Williamson 1919-5 50 Tuolumne near French Flat 365 Comment
Read comments
Dec 13 2006
  UC843666  Calochortus luteus Mrs. W. J. Williamson May 1919 116 Tuolumne French Flat 441 Comment
  UC843714 Image available Calochortus venustus Mrs. W. J. Williamson 1919-5-6 41 Tuolumne Bear Creek 304 Comment
  UC852690  Polycarpon tetraphyllum Mrs. W. J. Williamson 1919-7-11 299 Tuolumne Spring Gulch 335 Comment
  UC852857  Silene gallica Mrs. W. J. Williamson 1919-4-27 11 Tuolumne near French Flat; near French Flat 426 Comment
  UC853256  Sagina apetala Mrs. W. J. Williamson 1919-5-17 102 Tuolumne flat at base of Peoria Mt. 304 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
  UC856790  Rorippa curvisiliqua Mrs. W. J. Williamson 1919-7-1 288 Tuolumne mouth Mormon Creek; mouth Mormon Creek 182 Comment
  UC856824  Navarretia intertexta Mrs. W. J. Williamson 1919-5-17 104 Tuolumne base of Peoria Mt. Peoria Mt. 274 Comment
  UC856883  Navarretia pubescens Mrs. W. J. Williamson 1919-5-7 47 Tuolumne above Bear Creek 335 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
  UC871340  Modiola caroliniana Mrs. W. J. Williamson 1919-4-28 22 Tuolumne near Bear Creek 335 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
  UC873712  Ludwigia peploides subsp. montevidensis Mrs. W. J. Williamson 1919-7-22 320 Tuolumne Jamestown Creek 426 Comment
  UC874804  Conium maculatum Mrs. W. J. Williamson 1919-6-20 243 Tuolumne Jamestown, Jamestown Creek Jamestown Creek; Jamestown, Jamestown Creek 426 Comment
  UC879415  Calystegia occidentalis subsp. fulcrata Mrs. W. J. Williamson 1919-4-27 20 Tuolumne near French Flat; near French Flat 411 Comment
  UC879493  Cuscuta californica Mrs. W. J. Williamson 1919-6-15 221 Tuolumne near Rawhide; Long Gulch 426 Comment
  UC880697  Eriodictyon californicum Mrs. W. J. Williamson May 2, 1914-May 5, 1914 34 Tuolumne above Indian Creek; above Indian Creek 365 Comment
  UC884475  Trichostema oblongum Mrs. W. J. Williamson 1919-6-15 Tuolumne Rawhide Hill 457 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
  UC884984  Solanum umbelliferum Mrs. W. J. Williamson 1919-4-27 14 Tuolumne mine above Indian Creek (near Penon Blanco) 365 Comment
  UC885693  Mimulus aurantiacus var. aurantiacus Mrs. W. J. Williamson 1919-5-2 31 Tuolumne above Indian Creek 365 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
  UC889795  Symphoricarpos albus var. laevigatus Mrs. W. J. Williamson 1920-9-16 352 Tuolumne Iron Canyon Stanislaus River (Stanislaus River) 243 Comment
  UC890141  Plectritis ciliosa subsp. ciliosa Mrs. W. J. Williamson 1919-4-27 15 Tuolumne at Penon Blanco Mine near Indian Creek; Penon Blanco Mine 304 Comment
  UC893652  Baccharis glutinosa Mrs. W. J. Williamson 1919-7-22 329 Tuolumne Bear Creek 304 Comment
  UC894248  Calycadenia multiglandulosa Mrs. W. J. Williamson 1919-5-20 71 Tuolumne near French Feat 426 Comment
  UC894334  Centromadia fitchii Mrs. W. J. Williamson 1919-6-17 232 Tuolumne French Flat 426 Comment
  UC895677  Conyza canadensis Mrs. W. J. Williamson 1919-7-22 318 Tuolumne Jamestown Creek Jamestown, Jamestown Creek 426 Comment
  UC896293  Eriophyllum lanatum var. grandiflorum Mrs. W. J. Williamson 1919-5-6 46 Tuolumne rocky slope above Bear Creek 320 Comment
  UC896946  Gnaphalium palustre Mrs. W. J. Williamson 1919-5-17 101 Tuolumne Red Hill Gulch Peoria Mt., Red Hill Gulch 487 Comment
  UC905483  Bromus laevipes Mrs. W. J. Williamson 1919-5-20 122 Tuolumne near mouth of Morman Creek (Butcher's Gulch); Butcher's Gulch 335 Comment
  YM-YOSE117648  Trifolium willdenovii Meghan Williams 2003-6-4 S.N. Tuolumne POOPENAUT VALLEY TRAILHEAD, HETCH HETCHY RD., YOSEMITE NATIONAL PARK 1356 Comment
  CAS-BOT-BC100502  Brickellia californica Mrs. W. J. Williamson 1919-8-8 336 Tuolumne Stanislaus River Comment
  CAS-BOT-BC102011  Bidens frondosa Mrs. W. J. Williamson 1919-8-8 338 Tuolumne Stanislaus River 213 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-BC113121  Eleocharis pachycarpa Mrs. W. J. Williamson 1919-5-21 136 Tuolumne Along Bear Creek. 304 Comment
  CAS-BOT-BC113920  Cyperus niger var. capitatus Mrs. W. J. Williamson 1919-9-16 350 Tuolumne Marshy ground around spring above Iron Canyon, Stanislaus River. 457 Comment
  CAS-BOT-BC114183  Cyperus strigosus Mrs. W. J. Williamson 1919-10-5 358 Tuolumne Wet sand in Stanislaus River near Iron Canyon. 213 Comment
  CAS-BOT-BC114529  Cyperus eragrostis Mrs. W. J. Williamson 1919-5-23 190 Tuolumne Spring Gulch near Bear Creek. 320 Comment
  CAS-BOT-BC132062  Allium peninsulare var. peninsulare Mrs. W. J. Williamson 1919-5-3 40 Tuolumne Along Bear Creek 304 Comment
  CAS-BOT-BC132113  Allium sanbornii var. congdonii W. J. Williamson 1919-7-8 s.n. Tuolumne On Peoria Mt Comment
  CAS-BOT-BC153795  Diplacus bolanderi Mrs. W. J. Williamson 1919-5-17 127 Tuolumne Rawhide Hill 426 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-BC165812  Clarkia williamsonii Mrs. W. J. Williamson 1919-5-24 181 Tuolumne Spring Gulch, near Bear Creek 320 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-BC243652  Setaria pumila Mrs. W. J. Williamson 1919-7-1 280 Tuolumne China Sam Gulch, Peoria 365 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-BC267335  Eriogonum luteolum var. pedunculatum Mrs. W. J. Williamson 1919-5-11 70 Tuolumne Canyon of Spring Gulch on Rawhide Hill 396 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-BC268413  Eriogonum roseum Mrs. W. J. Williamson 1919-7-1 291 Tuolumne Stanislaus River near Iron Canon [Canyon] 182 Comment
  CAS-BOT-BC270720  Calycadenia multiglandulosa Mrs. W. J. Williamson 1919-5-20 125 Tuolumne Near French Flat 426 Comment
  CAS-BOT-BC278700  Gastridium phleoides Mrs. W. J. Williamson 1919-5-15 90 Tuolumne Hill above Bear Creek 335 Comment
  CAS-BOT-BC300105  Erigeron philadelphicus Mrs. W. J. Williamson 1919-5-5 39 Tuolumne Edge of Bear Creek Comment
  CAS-BOT-BC300106  Erigeron philadelphicus Mrs. W. J. Williamson 1919-5-5 39 Tuolumne Edge of Bear Creek Comment
  CAS-BOT-BC30049  Achillea millefolium Mrs. W. J. Williamson 1919-4-27 19 Tuolumne Spring Gulch near Bear Creek 3200 Comment
  CAS-BOT-BC30050  Achillea millefolium Mrs. W. J. Williamson 1919-4-27 19 Tuolumne Spring Gulch near Bear Creek 3200 Comment
  CAS-BOT-BC305652  Helianthus californicus Mrs. W. J. Williamson 1919-7-20 306 Tuolumne Spring Gulch near Bear Creek 365 Comment
  CAS-BOT-BC311035  Heterotheca oregona var. compacta Mrs. W. J. Williamson 1919-10-5 356 Tuolumne Stanislaus River 243 Comment
  CAS-BOT-BC315816  Holozonia filipes Mrs. W. J. Williamson 1919-6-12 215 Tuolumne Stanislaus River near canyon 243 Comment
  CAS-BOT-BC334362  Senecio flaccidus var. douglasii Mrs. W. J. Williamson 1919-6-12 214 Tuolumne Iron Canyon, Stanislaus River 304 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-BC341932  Lessingia nemaclada Mrs. W. J. Williamson 1919-5-22 155 Tuolumne Rawhide 457 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-BC344242  Madia elegans Mrs. W. J. Williamson 1919-5-12 71 Tuolumne Canon [Canyon] of Spring Gulch 396 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-BC361635  Pseudognaphalium stramineum Mrs. W. J. Williamson 1919-6-10 204 Tuolumne Spring Gulch near Bear Creek 335 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-BC365633  Senecio clarkianus Mrs. W. J. Williamson 1919-5-18 120 Tuolumne Butcher's Gulch in shade near Mormon Creek 396 Comment
  CAS-BOT-BC374555  Sonchus asper Mrs. W. J. Williamson 1919-5-24 177 Tuolumne Spring Gulch near Bear Creek 320 Comment
  CAS-BOT-BC374577  Sonchus oleraceus Mrs. W. J. Williamson 1919-5-21 145 Tuolumne Spring Gulch near Bear Creek 320 Comment
  CAS-BOT-BC374578  Sonchus oleraceus Mrs. W. J. Williamson 1919-5-21 145 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-BC383822  Xanthium strumarium Mrs. W. J. Williamson 1919-7-28 331 Tuolumne Mormon Creek 213 Comment
  CAS-BOT-BC388562  Herniaria hirsuta var. cinerea Mrs. W. J. Williamson 1919-6-23 359 Tuolumne Spring Gulch near Bear Creek 335 Comment
  CAS-BOT-BC391317  Vaccaria hispanica Mrs. W. J. Williamson 1919-6-30 275 Tuolumne Near Rawhide 457 Comment
  CAS-BOT-BC393478  Silene gallica Mrs. W. J. Williamson 1919-4-27 5 Tuolumne near French Flat 426 Comment
  CAS-BOT-BC414149  Polygonum aviculare subsp. aviculare Mrs. W. J. Williamson 1919-5-19 146 Tuolumne Spring Gulch near Bear Creek 320 Comment
  CAS-BOT-BC419281  Persicaria maculosa Mrs. W. J. Williamson 1919-5-19 147 Tuolumne Near French Flat 381 Comment
  CAS-BOT-BC419282  Persicaria maculosa Mrs. W. J. Williamson 1919-5-17 147 Tuolumne Near French Flat 381 Comment
  CAS-BOT-BC428196  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-BC433769  Rumex pulcher Mrs. W. J. Williamson 1919-5-17 130 Tuolumne Spring Gulch near Bear Creek 320 Comment
  CAS-BOT-BC435059  Mollugo verticillata Mrs. W. J. Williamson 1919-7-21 307 Tuolumne Mouth of Morman Creek. 198 Comment
  CAS-BOT-BC445252  Portulaca oleracea Mrs. W. J. Williamson 1919-6-22 260 Tuolumne Near Bear Creek. 365 Comment
  CAS-BOT-BC445403  Alisma plantago-aquatica Mrs. W. J. Williamson 1919-7-30 333 Tuolumne Morman Creek 213 Comment
  CAS-BOT-BC445723  Sagittaria latifolia Mrs. W. J. Williamson 1919-8-8 340 Tuolumne Ditch between Jamestown and Quartz 426 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-BC483097  Brodiaea elegans subsp. elegans W. J. Williamson 1919-5-6 192 Tuolumne Near Bear Creek 335 Comment
  CAS-BOT-BC483238  Calochortus albus Mrs. W. J. Williamson 1919-5-2 28 Tuolumne 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-BC500221  Orobanche fasciculata Mrs. W. J. Williamson 1919-5-12 63 Tuolumne Rawhide Hill 411 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-BC506165  Fritillaria micrantha Mrs. W. J. Williamson 1919-5-21 117 Tuolumne Butchers Gulch near French Flat 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-BC521262  Triteleia bridgesii Mrs. W. J. Williamson 1919-5-12 67 Tuolumne Canyon of Spring Gulch, Rawhide Hill 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-BC55625  Ambrosia psilostachya Mrs. W. J. Williamson 1919-9-2 345 Tuolumne Bear Creek 304 Comment
  CAS-BOT-BC74785  Rorippa curvisiliqua Mrs. W. J. Williamson 1919-7-1 288 Tuolumne At mouth of Morman Creek. 182 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
  CSUSB394  Calochortus albus L. L. Williams 1971-5-12 Tuolumne 1.9 miles west of junction of Highway 120 and 49. Comment
  NY821008  Solanum nodiflorum W. Williamson 1919-6-23 257 Tuolumne Long Gulch 427 Comment
  POM129155  Malva sylvestris W. J. Williamson 1919-7-16 228 Tuolumne Near Rawhide Comment
  POM129157  Melilotus albus W. J. Williamson 1919-6-12 211 Tuolumne Near French Flat. 381 Comment
  POM129163  Lessingia pectinata var. tenuipes W. J. Williamson 1919-7-1 294 Tuolumne Mouth of Bear Creek, Stanislaus River 198 Comment
  POM129166  Xanthium spinosum W. J. Williamson 1919-7-1 297 Tuolumne Spring Gulch near Bear Creek 335 Comment
  POM129168  Ambrosia psilostachya W. J. Williamson 1919-9-2 345 Tuolumne Bear Creek. 305 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
  POM129172  Mentha spicata W. J. Williamson 1919-7-12 301 Tuolumne Bear Creek 335 Comment
  POM129173  Cyperus niger var. capitatus W. J. Williamson 1919-9-16 350 Tuolumne Above Iron Canyon, Stanislaus River 457 Comment
  POM129176  Calycadenia truncata subsp. truncata W. J. Williamson 1919-6-30 272 Tuolumne Long Gulch, vicinity of Rawhide 366 Comment
  POM129178  Juncus articulatus W. J. Williamson 1919-7-1 280 -a Tuolumne China Sam Gulch, Peoria Mt. 457 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
  POM129184  Epilobium ciliatum subsp. ciliatum W. J. Williamson 1919-7-1 279 Tuolumne Grapevine Gulch, Peoria Mt. 488 Comment
  POM129185  Mimulus bolanderi W. J. Williamson 1919-6-17 234 Tuolumne Near Morman Creek 305 Comment
  POM129211  Holocarpha virgata subsp. virgata W. J. Williamson 1919-8-18 341 Tuolumne Rawhide flat. 427 Comment
  POM129214  Epilobium ciliatum subsp. ciliatum W. J. Williamson 1919-7-1 287 Tuolumne Stanislaus River at mouth of Mormon Creek 183 Comment
  POM129226  Eriogonum nudum var. pubiflorum W. J. Williamson 1919-6-22 249 Tuolumne Near Bear Creek. 335 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
  POM129232  Perideridia kelloggii W. J. Williamson 1919-6-12 216 Tuolumne Near Mormon Creek 335 Comment
  POM129236  Cuscuta californica W. J. Williamson 1919-6-15 221 Tuolumne Long Gulch near Rawhide 427 Comment
  POM129238  Verbascum thapsus W. J. Williamson 1919-6-22 253 Tuolumne Morman Creek. 213 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
  POM129280  Potamogeton foliosus W. J. Williamson 1919-6-20 247 Tuolumne Bear Creek. 305 Comment
  POM129282  Marrubium vulgare W. J. Williamson 1919-6-10 210 Tuolumne Sunny slope, near Bear Creek. 335 Comment
  POM129288  Aster radulinus W. J. Williamson 1919-7-22 311 Tuolumne Near Rawhide 457 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
  POM129415  Gnaphalium californicum W. J. Williamson 1919-6-22 250 Tuolumne Near Mormon Creek 396 Comment
  POM129417  Madia elegans subsp. densifolia W. J. Williamson 1919-6-26 373 Tuolumne Long Gulch 366 Comment
  POM129420  Datura wrightii W. J. Williamson 1919-6-26 267 Tuolumne Stanislaus River near mouth of Bear Creek. 244 Comment
  POM129512  Lessingia nemaclada W. J. Williamson 1919-6-15 222 Tuolumne Iron Canyon, Stanislaus River 244 Comment
  POM129513  Eriogonum roseum W. J. Williamson 1919-7-1 291 Tuolumne Stanislaus River near Iron Canyon. 183 Comment
  POM129578  Castilleja minor subsp. spiralis W. J. Williamson 1919-6-30 274 Tuolumne Iron Canon, Stanislaus River. 305 Comment
  POM129579  Cephalanthus occidentalis W. J. Williamson 1919-6-26 265 Tuolumne Mouth of Bear Creek. 244 Comment
  POM129581  Epipactis gigantea W. J. Williamson 1919-6-30 270 Tuolumne Long Gulch, vicinity of Rawhide 366 Comment
  POM129584  Mentzelia laevicaulis W. J. Williamson 1919-7-28 325 Tuolumne Near mouth of Morman Creek. 244 Comment
  POM129587  Cichorium intybus W. J. Williamson 1919-6-16 229 Tuolumne Near Rawhide. 427 Comment
  POM129591  Lagophylla ramosissima W. J. Williamson 1919-8-8 339 Tuolumne Near Stanislaus River. 366 Comment
  POM129594  Hemizonia fitchii W. J. Williamson 1919-6-17 232 Tuolumne French Flat. 427 Comment
  POM129604  Allophyllum divaricatum W. J. Williamson 1919-7-1 282 Tuolumne Bear Creek 335 Comment
  POM129605  Setaria pumila W. J. Williamson 1919-7-1 280 Tuolumne China Sam Gulch, Peoria Mt. 366 Comment
  POM129607  Juncus effusus subsp. pacificus W. J. Williamson 1919-7-30 332 Tuolumne Morman Creek 213 Comment
  POM129611  Artemisia douglasiana W. J. Williamson 1919-8-4 335 Tuolumne Sunny hillslope near Bear Creek 305 Comment
  POM129614  Xanthium strumarium W. J. Williamson 1919-7-28 331 Tuolumne Mormon Creek. 213 Comment
  POM129620  Portulaca oleracea W. J. Williamson 1919-6-24 260 Tuolumne in culwater laud near Bear Creek 366 Comment
  POM129626  Eriogonum nudum var. pubiflorum W. J. Williamson 1919-7-28 323 Tuolumne Iron Canyon, Stanislaus River. 366 Comment
  POM129628  Penstemon heterophyllus var. australis W. J. Williamson 1919-7-28 324 Tuolumne Iron Canyon, Stanislaus River. 305 Comment
  POM129629  Solanum americanum W. J. Williamson 1919-6-23 257 Tuolumne Long Gulch. 427 Comment
  POM129636  Equisetum laevigatum W. J. Williamson 1919-7-1 292 Tuolumne Stanislaus River at mouth of Mormon Creek 183 Comment
  POM134726  Mentzelia dispersa W. J. Williamson 1919-5-22 150 Tuolumne Rawhide Hill 396 Comment
  POM137677  Chamaesyce serpillifolia W. J. Williamson 1919-5-21 103 Tuolumne At base of Peoria Mt. 244 Comment
  POM138919  Hesperolinon micranthum W. J. Williamson 1919-5-17 114 Tuolumne Canyon of Spring Gulch on rocky slope. 396 Comment
  POM143054  Streptanthus polygaloides W. J. Williamson 1919-5-18 112 Tuolumne Canon of Spring Gulch on Rawhide Hill. 91 Comment
  POM149787  Delphinium hansenii W. J. Williamson 1919-5-15 87 Tuolumne Little Flat above Indian Creek. 366 Comment
  POM151507  Sagina apetala W. J. Williamson 1919-5-17 102 Tuolumne In flat at base of Peoria Mt. 305 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
  POM166113  Urtica dioica subsp. holosericea W. J. Williamson 1919-5-21 139 Tuolumne Sullivan's Gulch near Bear Creek. 274 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
  POM19413  Lupinus adsurgens W. J. Williamson 1919-5-17 106 Tuolumne Red Hill Gulch, Peoria Mt. 488 Comment
  POM19414  Lupinus latifolius subsp. longipes W. J. Williamson 1919-5-6 37 Tuolumne Spring Gulch near Bear Creek. 320 Comment
  POM19426  Trifolium obtusiflorum W. J. Williamson 1919-5-24 166 Tuolumne Little Flat Gulch near Indian Creek. 366 Comment
  POM21012  Collinsia tinctoria W. J. Williamson 1919-5-21 134 Tuolumne Bear Creek. 305 Comment
  POM32123  Boisduvalia stricta W. J. Williamson 1919-5-9 59 Tuolumne Slopes above Bear Creek 305 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
  POM51207  Wyethia helenioides W. J. Williamson 1919-5-17 182 Tuolumne Near French Flat. 427 Comment
  POM52412  Achillea millefolium W. J. Williamson 1919-4-27 s.n. Tuolumne Spring Gulch near Bear Creek 320 Comment
  POM52414  Madia exigua W. J. Williamson 1919-5-4 32 Tuolumne Above Indian Creek. 366 Comment
  POM56412  Cnicus benedictus W. J. Williamson 1919-5-23 161 Tuolumne Near French Flat 412 Comment
  POM56414  Senecio clarkianus W. J. Williamson 1919-5-18 120 Tuolumne Butchere Gulch near Mormon Creek. 396 Comment
  POM59394  Plectritis ciliosa subsp. ciliosa W. J. Williamson 1919-4-27 15 Tuolumne At Pinon Blanco Mine near Indian Creek. Comment
  POM59599  Galium bolanderi W. J. Williamson 1919-05 42 Tuolumne Near French Flat. 488 Comment
  POM59600  Galium andrewsii W. J. Williamson 1919-5-6 30 Tuolumne Above Indian Creek. 366 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
  POM61448  Monardella odoratissima subsp. pallida W. J. Williamson 1919-5-23 183 Tuolumne Canyon of Spring Gulch. 396 Comment
  POM62126  Sidalcea hartwegii W. J. Williamson 1919-4-25 12 Tuolumne Near French Flats 396 Comment
  POM64840  Navarretia intertexta W. J. Williamson 1919-5-17 104 Tuolumne Base of Peoria Mt. 274 Comment
  POM64846  Navarretia pubescens W. J. Williamson 1919-5-17 128 Tuolumne Rawhide Hill above Spring Gulch 396 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
  RSA0028728  Poa annua W. J. Williamson 1919-6-19 240 Tuolumne Near French Flat 366 Comment
  RSA0048278  Mimulus guttatus Kelly Williams 1980-3-31 15 Tuolumne Highway 49, 2 mi. N of Chinese Camp. 365 Comment
  RSA0054987  Layia platyglossa Kelly Williams 1980-3-31 17 Tuolumne Hwy. 49, 2 mi. N. of Chinese Camp. 365 Comment
  RSA0076587  Orobanche fasciculata W. J. Williamson 1919-5-12 63 Tuolumne Rawhide Hill. 411 Comment
  RSA0077921  Orobanche bulbosa W. J. Williamson 1919-5-12 72 Tuolumne Canyon of Spring Gulch on Rawhide Hill. 396 Comment
  RSA102202  Verbascum blattaria W. J. Williamson 1919-6-12 208 Tuolumne Spring Gulch, 366 Comment
  RSA198371  Aira caryophyllea C. S. Williamson 1919-5-17 98 Tuolumne Red Hills gulchPeoria Mt. Comment
  SEINET10461197  Nemacladus interior Williamson 1919-5-18 WILLIAMSON 115 Tuolumne Canyon of Spring Gulch on Rawhide Hill 427 Comment
  SEINET10873064  Githopsis pulchella subsp. serpentinicola Williamson 1919-5-6 WILLIAMSON 44 Tuolumne Dry, rocky slope above Bear Creek 320 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
  SEINET5521015  Nemophila menziesii M. J. Williams 1967-3-25 4633 Tuolumne South fork Stanislaus river 509 Comment
  SEINET5536420  Nemophila pulchella var. gracilis M. J. Williams 1967-3-25 s.n. Tuolumne South Fork Stanislaus River, meadow 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
  SEINET6336383  Selaginella hansenii M. J. Williams 1967-3-25 s.n. Tuolumne S. Fork Stanislaus River, Near Italian Bar. 509 Comment
  SEINET8477482  Erythronium tuolumnense M. J. Williams 1967-3-25 s.n. Tuolumne 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
  UC473708  Bidens frondosa Mrs. W. J. Williamson 1919-8-8 338 Tuolumne Stanislaus River 213 Comment
  UC830846  Madia elegans Mrs. W. J. Williamson 1919-5-12 71 Tuolumne Canyon Spring Gulch; Canyon of Spring Gulch 396 Comment
  UC830941  Dudleya cymosa Mrs. W. J. Williamson 1919-5-11 65 Tuolumne Rawhide Hill Spring Canyon 396 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
  UC842994  Juncus xiphioides Mrs. W. J. Williamson 1919-5 187 Tuolumne near To<??>ch Flat 365 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
  UC856838  Navarretia mellita Mrs. W. J. Williamson 1919-5-17 128 Tuolumne above Spring Gulch; Rawhide Hill 396 Comment
  UC866227  Hoita macrostachya Mrs. W. J. Williamson 1919-6-23 254 Tuolumne near Bear Creek; Spring Gulch 335 Comment
  UC873165  Epilobium torreyi Mrs. W. J. Williamson 1919-5-9 59 Tuolumne above Bear Creek 304 Comment
  UC873280  Epilobium ciliatum subsp. ciliatum Mrs. W. J. Williamson 1919-7-1 279 Tuolumne Grapevine Gulch Peoria Mt. 487 Comment
  UC878319  Centaurium muehlenbergii Mrs. W. J. Williamson 1919-6-26 264 Tuolumne near Bear Creek 365 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
  UC885594  Collinsia tinctoria Mrs. W. J. Williamson 1919-5-21 134 Tuolumne slopes above Bear Creek 304 Comment
  UC890873  Nemacladus interior Mrs. W. J. Williamson 1919-5-18 115 Tuolumne Canyon of Spring Gulch Rawhide Hill (on Rawhide Hill) 411 Comment
  UC891355  Ambrosia psilostachya Mrs. W. J. Williamson 1920-9-2 345 Tuolumne Bear Creek 304 Comment
  UC893954  Bidens frondosa Mrs. W. J. Williamson 1919-8-8 338 Tuolumne Stanislaus River 213 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
  UC896666  Logfia filaginoides Mrs. W. J. Williamson 1919-5-11 69 Tuolumne canon of Spring Gulch; Rawhide Hill, Spring Gulch 396 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
  UC930742  Clarkia purpurea subsp. quadrivulnera Mrs. W. J. Williamson 1919-5-20 58 Tuolumne near Bear Creek 335 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
  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
  UCSB40511  Amsinckia intermedia Williams, Mark 1978-4-1 Tuolumne South bank of the Stanislaus River at Parrot Ferry 3.1 miles north of Columbia 487 Comment
  UCSB40528  Lathyrus sulphureus Williams, Mark 1978-4-1 Tuolumne South bank of the Stanislaus River at Parrots 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
  UCSB40532  Plagiobothrys nothofulvus Williams, Mark 1978-3-28 Tuolumne 1/4 miles east of Lime Kiln Rd. on south side of Armstrong Rd. Sonora 548 Comment
  UCSB40556  Triteleia ixioides Williams, Mark 1978-4-1 Tuolumne South bank of the Stanislaus niver at Parrots jerry 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-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-YOSE66286  Pedicularis attollens H. Williams 1935-8-15 8 Tuolumne MONROE MEADOW 2286 Comment
  YM-YOSE67052  Polystichum munitum H. Williams 1936-4-15 49 Tuolumne CASCADE FALLS, DAVIS CUT-OFF Comment
  A362357  Arctostaphylos tomentosa M. W. Williams 1939-7-15 51 b Unknown Burned over area back of Pelican Bay, Santa Cruz Island Comment
  A362666  Comarostaphylis diversifolia M. W. Williams 1939-7-28 27 Unknown Canyon back of Smugglers Cove, Santa Cruz Island Comment
  A378439  Rhamnus crocea var. pirifolia M. W. Williams 1939-7-27 65 Unknown Santa Cruz Island Comment
  A381670  Vitis californica Roxana Williamson 1924-11-01 - 1924-12-01 Unknown Bear Creek vicinity of Rawhide Comment
  A385373  Cornus glabrata Mrs. W. J. Williamson 1919-5-15 89 Unknown Bear Creek 304 Comment
  A402720  Eriodictyon californicum Mrs. W. J. Williamson 1919-5-2 34 Unknown above Indian Creek 365 Comment
  A422930  Lonicera interrupta Mrs. W. J. Williamson 1919-5-30 186 Unknown Bear Creek 335 Comment
  GH369948  Eriogonum arborescens W. Williams 1939-1-1 Unknown Scorpion Harbor, Santa Cruz Island Comment
  A404943  Cornus glabrata Mrs. W. J. Williamson 1919-5-15 89 Unknown Bear Creek 304 Comment
  CAS-BOT-BC239435  Penstemon rydbergii var. oreocharis Margaret Williams 1962-8-3 s.n. Unknown Luther Pass 2346 Comment
  CAS-BOT-BC25372  Boechera retrofracta Williams 1973-4-15 s.n. Unknown Unspecified. 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
  SD255241  Gilia angelensis Kelly Williams 1980-3-17 3 Unknown Hwy 23, 1 mile S of Potrero Road 456 Comment
  SEINET10876359  Agropyron pringlei Margaret J. Williams 1981-7-18 Williams 82 -110-3 Unknown Leavitt Lake, E side of the Sierra Nevada, near Sonora Pass. Rocky, slope near the lake, with Penstemon heterodoxus. 2957 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-YOSE67086  Pellaea mucronata var. californica H. Williams 1936-4-22 Unknown POWER HOUSE AT HIGHWAY 140/120 JUNCTION Comment
  SEINET2050074 Image available Coreopsis bigelovii L. L. Williams 1971-5-14 Ventura 4.5 mi. from Highway 33, on road to Reyes Peak. 1677 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
  SEINET7262106 Image available Solanum xanti L. L. Williams 1971-5-14 s.n. Ventura Wheelers Gorge; Hwy 33 N of Ojai Comment
  UCD122258  Mimulus aurantiacus W. A. Williams 1951-4-24 s.n. Ventura Exact location unknowwn. Comment
  UCSB40514  Allophyllum gilioides subsp. gilioides Williams, Mark 1978-4-22 Ventura 500 feet north of Hwy 33, 2 miles south of its junction with Frasier Park Rd. 1066 Comment