39.09094 39.19094 -122.39212 -122.29212 UC/JEPS: Consortium Search Results
Search Results — 275 specimen records retrieved (275 records with coordinates)
Results for search:   
Map/download results:

BerkeleyMapper with layers and yellow flags

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

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

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

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CHSC25965  Achillea millefolium L. V. Ritter 1969-4-30 220 Colusa Ca 10 mi sw of Williams, s side of Highway 20. Comment
  CDA11422  Achyrachaena mollis G. F. Hrusa, K. van Katwyk 1995-4-22 12143 Colusa Inner North Coast Ranges; Leesville Rd. approx. 4 m. NW of Hwy. 20. Comment
  CHSC27824  Acmispon wrangelianus Catherine Corr 1978-4-8 17 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 11 mi wsw of Williams. 143 Comment
  CHSC71112  Acmispon wrangelianus Jan Monelo 1989-4-1 13 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 11 mi wsw of Williams. 143 Comment
  HSC59124  Aesculus californica Terry Roth 1979-5-7 40 Colusa Where Hwy. 20 enters Salt Canyon along Salt Creek 122 Comment
  UCD138469  Allium amplectens K. Esau 1934-5-5 s.n. Colusa Ukiah Tahoe Highway, west of Williams. Comment
  UCD138535  Allium fimbriatum var. purdyi K. Esau 1934-5-5 s.n. Colusa Tahoe-Ukiah Highway, west of Williams. Comment
  CDA11415  Allium serra G. F. Hrusa, K. van Katwyk 1995-4-22 12136 Colusa Inner North Coast Ranges; S side of Leesville Rd. approx. 3 m. N of Hwy 20. Comment
  JEPS47562  Allium serra W. L. Jepson 1932-5-7 16262 Colusa valley 2 mi above Venado 304 Comment
  CHSC36827  Allophyllum gilioides B. Castro 1982-3-27 3 Colusa On roadcut on n side of Hwy 20 at Salt Canyon, n side of Salt Ck, 11 mi wsw of Williams. 143 Comment
  GH403602  Allophyllum gilioides Halse 2010-3-25 7849 Unknown Along State Hwy. 20 ca. 10.7 miles southwest of its junction with Interstate Hwy. 5 at Williams; in Salt Canyon Comment
  RSA783325  Allophyllum gilioides subsp. violaceum R. R. Halse 2010-3-25 7849 Colusa Along State Hwy 20 ca. 10.7 miles SW of its junction with Interstate Hwy 5 at Williams. In Salt Canyon. 154 Comment
  SEINET14407744  Allophyllum gilioides subsp. violaceum R. R. Halse 2010-3-25 7849 Colusa Along State Hwy 20 in Salt Canyon, ca 10.7 miles SW of its junction with I-5 at Williams. 154 Comment
  SEINET3872990  Allophyllum gilioides subsp. violaceum Richard R. Halse 2010-3-25 7849 Colusa Along State Hwy. 20 ca 10.7 miles southwest of its junction with Interstate Hwy. 5 at Williams; in Salt Canyon.; 0 154 Comment
  CDA11421  Alopecurus saccatus G. F. Hrusa, K. van Katwyk 1995-4-22 12142 Colusa Inner North Coast Ranges; Low wet site in full sun along N side of Leesville Rd. approx. 4 m. NW of Hwy. 20. Annual. Comment
  CHSC85730  Alopecurus saccatus G. F. Hrusa; K. van Katwyk 1995-4-22 12142 Colusa Inner North Coast Ranges. Along N side of Leesville Rd. approx. 4 m. NW of Hwy. 20. 290 Comment
  UCD55965  Alopecurus saccatus G. F. Hrusa; K. van Katwyk 1995-4-22 12142 Colusa Inner North Coast Ranges, along north side of Leesville Rd., approx. 4 m NW of Hwy. 20. 290 Comment
  CDA43231  Amsinckia intermedia Richard R. Halse 2012-3-29 8457 Colusa Along State Highway 20 ca. 6.8 miles northeast of its junction with State Highway 16. Comment
  CHSC90043  Amsinckia intermedia Craig Fleming 1991-4-6 13 Colusa In Salt Canyon, n side of Salt Creek, Hwy 20, 11 mi wsw of Williams. 143 Comment
  GH404317  Amsinckia intermedia R. R. Halse 2012-3-29 8457 Unknown Along State Hwy. 20 ca. 6.8 miles northeast of its junction with State Hwy. 16 Comment
  SEINET3367923 Image available Amsinckia intermedia Richard R. Halse 2012-3-29 8457 Colusa Along State Hwy 20 ca 6.8 miles northeast of its junction with State Hwy 16 176 Comment
  GH420109  Amsinckia lunaris Francia Chisaki & G. B. Newcomb 1958-4-1 1097 Unknown On road to Lodoga, 0.7 mile northwest of junction with Highway #20 Comment
  SBBG126065  Amsinckia lunaris G. K. Helmkamp with E. A. Helmkamp 2009-3-11 14368 Colusa St Hwy 20, 9.7 mi SW of Williams, on N side of Salt Crk 162 Comment
  SD237359  Amsinckia lunaris G. K. Helmkamp, E. A. Helmkamp 2009-3-11 14368 Colusa Inner North Coast Ranges Foothills: along CA-20, 9.7 miles southwest of Williams, on the north side of Salt Creek. 162 Comment
  UCR206368  Amsinckia lunaris George K. Helmkamp, E. A. Helmkamp 2009-3-11 14368 Colusa Inner North Coast Range Foothills, along CA-20, 9.7 miles southwest of Williams, on the north side of Salt Creek 162 Comment
  UC78236  Amsinckia tessellata var. gloriosa K. Brandegee May 1884 Colusa Mountain House; North Coast Ranges Comment
Read comments
Jun 20 2007
  SEINET7075569  Ancistrocarphus filagineus A. G. Vestal 1955-4-5 s.n. Colusa In mountains [Cortina Ridge] west of Williams on Route 20 at Salt Canyon. 39? deg. 6' 22" North Latitude, -122? deg. 19' 15" West Longitude. UTM Zone 10, 558719mE, 4328566mN. (NAD 27)]. [Coordinate Datum: WGS84/NAD83]. Comment
  SD53207  Arctostaphylos manzanita Darley F. Howe 1962-5-19 3285 Colusa 11 miles west of Williams on Highway 20. 149 Comment
  SDSU1508  Arctostaphylos manzanita D. F. Howe 1962-5-19 3285 Colusa 11 miles west of Willams on #20. 152 Comment
  UCR119181  Aristida ternipes var. gentilis Beecher Crampton 1963-6-11 6851 Colusa Sacramento Valley, About 10 miles west of Williams on Leesville Road, Three Sisters Mountain area. 198 Comment
  UC1040776  Aristida ternipes var. hamulosa L. T. Burcham 1955-7-5 317 Colusa 10 mi w Williams 121 Comment
  UC650323  Aristida ternipes var. hamulosa Paul Pattengale 1940-12-17 Colusa approximately 12 mi w Williams Comment
  UCD104677  Astragalus clevelandii K. Esau; D. Hartmann 1941-7-17 s.n. Colusa Between Williams and Clear Lake, U.S. #20. Comment
  CAS-BOT-BC193115  Astragalus rattanii var. jepsonianus Alice Eastwood; John Thomas Howell 1938-5-16 5634 Colusa Lake - Colusa Co. line on road to Williams Comment
  UC1181547  Astragalus rattanii var. jepsonianus R. F. Hoover 1941-5-2 4986 Colusa on Williams--Clear Lake Highway just e Lake Co. line; Williams--Clear Lake Highway Comment
  UC863114  Astragalus rattanii var. jepsonianus Alice Eastwood, John Thomas Howell 1938-5-16 5634 Colusa Lake--Colusa County line on road to Williams; road to Williams Comment
  UC82603  Astragalus tener var. ferrisiae Katharine Brandegee May 1884 Colusa Mountain House (=Mountain Home road sta.) Comment
Read comments
Feb 28 2006
  CHSC98782  Baccharis salicifolia Richard R. Halse 2007-3-25 7134 Colusa Along State Hwy. 20 ca. 7.8 miles northeast of its junction with State Hwy. 16, at base of Salt Canyon. Along Salt Creek. 100 Comment
  RSA730229  Baccharis salicifolia R. R. Halse 2007-3-25 7134 Colusa Along State Hwy. 20 ca. 7.8 miles northeast of its junction with State Hwy. 16, at base of Salt Canyon. 100 Comment
  SEINET7239582 Image available Baccharis salicifolia R. R. Halse 2007-3-25 7134 Colusa Along State Hwy. 20, ca. 7.8 miles NE of its junction with State Hwy. 16 at base of Salt Canyon 100 Comment
  SEINET7075565  Brodiaea elegans A. G. Vestal 1955-4-5 3684 Colusa In mountains [Cortina Ridge] west of Williams on Route 20 at Salt Canyon. 39? deg. 6' 22" North Latitude, -122? deg. 19' 15" West Longitude. UTM Zone 10, 558719mE, 4328566mN. (NAD 27)]. [Coordinate Datum: WGS84/NAD83]. Comment
  JEPS7632  Brodiaea elegans subsp. elegans W. L. Jepson 1920-5-23 8961 Colusa foothills near Mountain House (sw Colusa Co.); Venado Comment
  SBBG115860  Bromus arenarius B. Crampton 1958-5-19 4793 Colusa ca. 10.1 mi SE of Leesville, E of foothills known as Three Sisters Comment
  UC1543159  Bromus madritensis subsp. rubens Charlotte G. Nast 1936-4-17 135 Colusa Williams to Lake County Road Lake County Road Comment
  CAS-BOT-BC167285  California macrophylla Roxana S. Ferris 1926-4-23 6406 Colusa Grade beyond the Mountain House on Williams - Stonyford Road Comment
  UCD139472  Calochortus amabilis K. Esau 1934-5-6 s.n. Colusa West of Williams, Ukiah-Tahoe Highway. Comment
  UCD139532  Calochortus luteus K. Esau 1934-5-6 s.n. Colusa West of Williams, Ukiah-Tahoe Highway. Comment
  UCD139570  Calochortus splendens K. Esau 1934-5-6 s.n. Colusa West of Williams, Ukiah-Tahoe Highway. Comment
  CHSC42778  Calochortus uniflorus Deborah Grobman 1975-5-11 13 Colusa 3.6 miles east of Leesville on Leesville Grade. Comment
  CAS-BOT-BC270758  Calycadenia pauciflora K. C. 1884-7-1 s.n. Colusa Mountain House Comment
  UC89057  Calycadenia pauciflora T. S. Brandegee May 1884 Colusa near Mountain House; West Colusa County Comment
  JEPS10302  Castilleja exserta subsp. exserta W. L. Jepson 1932-5-7 16255 Colusa 1 mi above Venado (sw Colusa County) 274 Comment
  CAS-BOT-BC41017  Caulanthus flavescens Roxana S. Ferris 1926-4-23 6405 Colusa Vicinity of the Mountain House on the Williams-Stonyford Road. Comment
  GH403182  Ceanothus cuneatus R. R. Halse 2010-3-25 7851 Unknown Along State Hwy. 20 ca. 10.7 miles southwest of its junction with Interstate Hwy. 5 at Williams; in Salt Canyon Comment
  UCR206372  Ceanothus cuneatus subsp. cuneatus George K. Helmkamp, E. A. Helmkamp 2009-3-11 14369 Colusa Inner North Coast Range Foothills, along CA-20, 9.7 miles southwest of Williams, on the north side of Salt Creek 162 Comment
  UCD77502  Centromadia parryi subsp. rudis Robert E. Preston 1999-9-24 1242 Colusa Antelope Valley, at head of Salt Canyon. 219 Comment
  GH403174  Cercis canadensis R. R. Halse 2010-3-21 7829 Unknown Along State Hwy. 20 ca. 10.7 miles southwest of its junction with Interstate Hwy. 5 at Williams; in Salt Canyon Comment
  SEINET11587890  Cercis canadensis var. texensis Unknown 2009-3-11 14378 Colusa Williams Comment
  RSA28390  Cercis occidentalis E. K. Balls, Percy C. Everett, B. K. Balls 1953-10-14 18671 Colusa 11.5 mi. s.w. of Williams, along Hwy 20 to Clear Lake. 213 Comment
  UCR206399  Cercis occidentalis George K. Helmkamp, E. A. Helmkamp 2009-3-11 14378 Colusa Inner North Coast Range Foothills, along CA-20, 9.7 miles southwest of Williams beside Salt Creek 107 Comment
  CAS-BOT-BC136987  Cercocarpus betuloides var. betuloides Roxana S. Ferris 1926-4-23 6419 Colusa Grade beyond Mountain House on Williams - Stonyford Road Comment
  JEPS57654  Chorizanthe membranacea W. L. Jepson 1932-5-7 16263 Colusa valley 2 mi above Venado (western Colusa County) Comment
  CAS-BOT-BC164151  Clarkia concinna Roxana S. Ferris 1926-4-23 6408 Colusa On grade beyond the Mountain House, Williams - Stonyford Road Comment
  JEPS117964  Clarkia concinna Barbara Keller and Holly Forbes 2009-5-13 Lake Walker Ridge, along Brim Road 1 mile E of its intersection with Walker Ridge Road and 2 miles W of its intersection with Bear Valley Road. Comment
  JEPS127736  Clarkia concinna H. Forbes, B. Keller 2009-6-17 UCBG 30 Lake Walker Ridge Road & 3.22 km west of its intersection with Bear Valley Road. Comment
  RSA163460  Clarkia concinna subsp. concinna Roxana S. Ferris 1926-4-23 6408 Colusa Grade beyond the Mountain House on the Williams-Stonyford Road. Comment
  UCD104545  Clarkia gracilis K. Esau 1934-5-5 s.n. Colusa West of Williams, Tahoe-Ukiah Highway. Comment
  UCD100591  Claytonia exigua K. Esau 1934-5-6 s.n. Colusa West of Williams, Tahoe-Ukiah Highway. Comment
  CHSC9540  Collinsia heterophylla L. V. Ritter 1969-4-30 222 Colusa Ca. 10 mi sw of Williams, s side of Hwy 20. Comment
  UCR206891  Cryptantha flaccida George K. Helmkamp, E. A. Helmkamp 2009-3-11 14362 Colusa Inner North Coast Range Foothills, along CA-20, 9.7 miles southwest of Williams, on the north side of Salt Creek 162 Comment
  HSC3611  Cryptantha hispidula Leo Koch 1940-4-29 936 Colusa Near Lake and Colusa county line along Hwy. 20, Williams Hwy. Comment
  JEPS89019  Cryptantha hispidula Alice Eastwood and John Thomas Howell 1938-5-16 5632 Colusa Lake-Colusa County line, on road to Williams Comment
  UC763082  Cryptantha hispidula R. F. Hoover 1941-5-2 4983 Colusa just e Lake County line (on Williams-Clear Lake highway) Comment
  UC857088  Cryptantha hispidula Alice Eastwood and John Thomas Howell 1938-5-16 5632 Colusa Lake-Colusa county on road to Williams Comment
  UC971694  Cryptantha hispidula Leo F. Koch 1940-4-29 936 a Colusa near Colusa and Lake county line (along Highway 20, Williams Highway) Comment
  RSA128429  Cryptantha intermedia Robert F. Hoover 1941-5-2 4984 Colusa Just east of Lake County line on Williams-Clear Lake Highway. Comment
  UC763053  Cryptantha intermedia R. F. Hoover 1941-5-2 4984 Colusa on Williams to Clear Lake highway (just e of Lake Co. line) Comment
  UC857152  Cryptantha intermedia Alice Eastwood and John Thomas Howell 1938-5-16 5629 Colusa Lake-Colusa county line on road to Williams Comment
  UC971695  Cryptantha intermedia Leo Koch 1940-4-29 936 b Colusa near Lake and Colusa County (along Highway 20; Williams Highway) Comment
  HSC3610  Cryptantha intermedia var. hendersonii Leo Koch 1940-4-29 936 Colusa Near Lake and Colusa county line along Hwy. 20, Williams Hwy. Comment
  UC763256  Cryptantha nemaclada R. F. Hoover 1938-4-24 3229 Colusa ridge between Venado and Leesville Comment
  CDA11416  Delphinium hesperium subsp. pallescens G. F. Hrusa, K. van Katwyk 1995-4-22 12137 Colusa Inner North Coast Ranges; Small colony on low slope in partial shade of Quercus douglasii on S side of Leesville Rd. approx. 3 m. N of Hwy 20, flowers light purplish to near white. Rather tall-to 3 ft., most individuals just beginning bloom. Comment
  UC1607881  Delphinium hesperium subsp. pallescens C. G. Nast 1936-4-17 144 Colusa Williams to Lake county Highway Comment
  UCD148525  Delphinium hesperium subsp. pallescens G. F. Hrusa; K. van Katwyk 1995-4-22 12137 Colusa on south side of Leesville Road approximately 3 miiles north of Highway 20. 290 Comment
  CAS-BOT-BC17110  Delphinium uliginosum D. E. Breedlove 1963-5-30 5184 Colusa 17 miles E of Bartlett Springs Comment
  UCR206370  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2009-3-11 14366 Colusa Inner North Coast Range Foothills, along CA-20, 9.7 miles southwest of Williams, on the north side of Salt Creek 162 Comment
  UC1334721  Dichelostemma congestum Eugene Memmler 1969-5-8 105 Colusa between Williams and Clear Lake (Hwy 20) 152 Comment
  UCD139269  Dichelostemma volubile K. Esau 1934-5-5 s.n. Colusa Tahoe-Ukiah Highway, west of Williams. Comment
  JEPS57027  Eriogonum dasyanthemum W. L. Jepson 1920-5-23 8962 Colusa grade above Venado Comment
  UC614545  Eriophyllum lanatum var. achilleoides L. Constance 1938-4-22 2150 Colusa 11 mi ne of: along Lower Lake-Williams road, above Salt Creek Lake-Colusa line; Inner North Coast Ranges 152 Comment
  CAS-BOT-BC301383  Eriophyllum lanatum var. grandiflorum Roxana S. Ferris 1926-4-23 6411 Colusa On grade beyond Mountain House on Williams--Stonyford Road Comment
  POM163461  Eriophyllum lanatum var. grandiflorum Roxana S. Ferris 1926-4-23 6411 Colusa Grade beyond the Mountain House on the Williams-Stonyford Road. Comment
  POM163436  Erodium macrophyllum Roxana S. Ferris 1926-4-23 6406 Colusa Grade beyond the Mountain House on the Williams-Stonyford Road. Comment
  CAS-BOT-BC40752  Erysimum capitatum Roxana S. Ferris 1926-4-23 6409 Colusa In grade beyond Mountain House on the Williams-Stonyford Road. Comment
  CHSC9537  Euphorbia crenulata L. V. Ritter 1969-4-30 219 Colusa Ca 10 mi. sw of Williams, s side of Highway 20. Comment
  POM163453  Gilia tricolor Roxana S. Ferris 1926-4-23 6403 Colusa Grade beyond the Mountain House on the Williams-Stonyford Road. Comment
  UC719300  Gilia tricolor subsp. tricolor F. G. Meyer 1938-4-5 1356 Colusa about 10 mi w Williams; w of Williams Comment
  UC765013  Guillenia flavescens R. F. Hoover 1938-4-24 3222 Colusa Venado Comment
  UC1552825  Heliotropium curassavicum Frederica Bowcutt 1985-5-20 527 Colusa 10 air miles w. Williams (n.e. of Wilbur Springs ca. 7 mi., along Hwy. 20 and Salt Creek) Comment
  UC1212465  Hesperolinon californicum Helen K. Sharsmith 1959-5-27 4695 Colusa foot grade on Lower Lake to Williams road (w side of valley); Inner North Coast Ranges, Bear Valley 426 Comment
  UC1212488  Hesperolinon disjunctum Helen K. Sharsmith 1959-5-27 4696 Colusa foot grade on Lower Lake to Williams road (w side of valley); Inner North Coast Ranges, Bear Valley 426 Comment
  CDA8779  Hypochaeris glabra Richard R. Halse 2007-3-25 7122 Colusa Along State Highway 20, ca. 7.8 miles northeast of its junction with State Highway 16, at base of Salt Canyon. (39.10754 N, 122.30873 W) Comment
  CHSC105470  Hypochaeris glabra Richard R. Halse 2007-3-25 7122 Colusa Along State Hwy. 20 ca. 7.8 miles northeast of its junction with State Hwy. 16, at base of Salt Canyon. 100 Comment
  RSA730240  Hypochaeris glabra R. R. Halse 2007-3-25 7122 Colusa Along State Hwy 20, ca 7.8 miles northeast of its junction with State Hwy 16, at base of Salt Canyon. 100 Comment
  SEINET11259792 Image available Hypochaeris glabra R. R. Halse 2007-3-25 7122 Colusa Along State Hwy. 20 ca. 7.8 miles northeast of its junction with State Hwy. 16, at base of Salt Canyon. 100 Comment
  SEINET255491  Hypochaeris glabra Richard R. Halse 2007-3-25 7122 Colusa Along State Hwy. 20 ca. 7.8 miles northeast of its junction with State Hwy. 16, at base of Salt Canyon. 100 Comment
  RSA30188  Juglans hindsii E. K. Balls, Percy C. Everett 1953-10-14 18670 Colusa Hwy 20, 10.5 miles SW of Williams on road to Clear Lake 183 Comment
Read comments
Jun 18 2011
  UC842993  Juncus xiphioides A. A. Heller 1916-6-9 12389 Colusa about 8 mi w Williams; Coast Range Comment
  SEINET7075566  Koeleria macrantha A. G. Vestal 1955-4-5 s.n. Colusa In mountains [Cortina Ridge] west of Williams on Route 20 at Salt Canyon. 39? deg. 6' 22" North Latitude, -122? deg. 19' 15" West Longitude. UTM Zone 10, 558719mE, 4328566mN. (NAD 27)]. [Coordinate Datum: WGS84/NAD83]. Comment
  CAS-BOT-BC341395  Lagophylla minor R. F. Hoover 1938-4-24 3226 Colusa Ridge between Venado and Leesville Comment
  JEPS19942  Lagophylla minor R. F. Hoover 1938-4-24 3226 Colusa ridge betw. Venado and Leesville Comment
  UC596300  Lagophylla minor R. F. Hoover 1938-4-24 3226 Colusa ridge between Venado and Leesville Comment
  UC762560  Lagophylla minor R. F. Hoover 1938-4-24 3226 Colusa ridge between Venado and Leesville Comment
  CAS-BOT-BC323905  Layia chrysanthemoides R. F. Hoover 1938-4-24 3224 Colusa Venado Comment
  JEPS13438  Layia chrysanthemoides R. F. Hoover 1938-4-24 3224 Colusa Venado Comment
  UC761874  Layia chrysanthemoides R. F. Hoover 1938-4-24 3224 Colusa Venado Comment
  CHSC25167  Leptosiphon acicularis Willis Ball 1970-4-4 96 Colusa 10 miles W. of Williams. Beside Highway 20. Comment
  CHSC27551  Leptosiphon bicolor Scott E. Patton 1978-4-9 6 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 11 m wsw of Williams. 143 Comment
  CHSC23879  Leptosiphon ciliatus G. E. Bowen 1971-3-27 11 Colusa 11 mi. w of Williams, n side of road, about 10 yards. 213 Comment
  CHSC61230  Leptosiphon ciliatus Siegel 1977-4-16 8 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 10 mi wsw of Williams. 143 Comment
  CAS-BOT-BC341799  Lessingia nemaclada T. S. Brandegee 1884-1-1 s.n. Colusa Mountain House Comment
  CDA11404  Linanthus ciliatus G. F. Hrusa, K. van Katwyk 1995-4-22 12125 Colusa Inner North Coast Ranges; Approx. 3 m. NW of Hwy 20 on Leesville Rd. Comment
  UC614691  Linanthus ciliatus L. Constance 1938-4-22 2149 Colusa 11 mi ne Lake-Colusa County line (Lower Lake-Williams road, above Salt Creek); Inner North Coast Ranges 152 Comment
  UC618381  Linanthus parviflorus Alice Eastwood and John Thomas Howell 1938-5-16 5630 Colusa Lake-Colusa county line, on road to Williams Comment
  OBI54946  Lomatium ciliolatum var. hooveri Robert F. Hoover 1941-5-2 4987 Colusa Just E of Lake Co. line on Williams-Clear Lake hwy Comment
  UC765513  Lomatium hooveri R. F. Hoover 1941-5-2 4987 Colusa just e. Lake Co. line (on Williams-Clear Lake hwy.) Comment
  SEINET196147  Lomatium marginatum Robert F. Hoover 1941-5-2 4987 Colusa Just east of lake Coutny line on Williams Clear Lake highway Comment
  UCR206894  Lotus humistratus George K. Helmkamp, E. A. Helmkamp 2009-3-11 14363 Colusa Inner North Coast Range Foothills, along CA-20, 9.7 miles southwest of Williams, on the north side of Salt Creek 162 Comment
  CHSC90493  Lupinus albifrons Gary R. Koses 1979-3-31 29 Colusa Salt Canyon, north side of Salt Creek, Hwy 20, 11 mi west-southwest of Williams. 143 Comment
  GH403175  Lupinus albifrons R. R. Halse 2010-3-21 7830 Unknown Along State Hwy. 20 ca. 10.7 miles southwest of its junction with Interstate Hwy. 5 at Williams; in Salt Canyon Comment
  CAS-BOT-BC198401  Lupinus albifrons var. albifrons Mrs. H. C. Cantelow 1940-3-10 s.n. Colusa 11 miles west of Williams Comment
  POM299305  Lupinus albifrons var. albifrons H. C. Cantelow 1940-3-10 s.n. Colusa 11 miles west of Williams. Comment
  RSA783302  Lupinus albifrons var. albifrons R. R. Halse 2010-3-21 7830 Colusa Along State Hwy 20 ca. 10.7 miles SW of its junction with Interstate Hwy 5 at Williams. In Salt Canyon. 154 Comment
  UCR206371  Lupinus albifrons var. albifrons George K. Helmkamp, E. A. Helmkamp 2009-3-11 14365 Colusa Inner North Coast Range Foothills, along CA-20, 9.7 miles southwest of Williams, on the north side of Salt Creek 162 Comment
  CDA11420  Lupinus bicolor G. F. Hrusa, K. van Katwyk 1995-4-22 12141 Colusa Inner North Coast Ranges; Side of Leesville Rd. approx. 4 m. NW of Hwy. 20. Comment
  CHSC30054  Lupinus microcarpus var. densiflorus D. Greenstein 1977-4-11 12 Colusa Salt canyon n side of Salt Creek, Hwy 20, 10 mi wsw of Williams. Comment
  CHSC42238  Lupinus microcarpus var. densiflorus Steve Holloway 1986-4-5 4 Colusa Salt canyon, s side of Salt Creek, Hwy 20 11 mi wsw of Williams. 143 Comment
  CHSC71113  Lupinus microcarpus var. densiflorus Jan Monelo 1989-4-1 7 Colusa In hillside spanning Hwy 20. Salt Canyon, n side of Salt Creek, Hwy 20, 11 mi wsw of Williams. 143 Comment
  CHSC90508  Lupinus microcarpus var. densiflorus Martin Polsan 1988-4-9 14 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 11 mi wsw of Williams. 143 Comment
  CHSC91454  Lupinus microcarpus var. densiflorus Lowell Ahart; Robert Schlising 2005-7-2 12132 Lake Along the south edge of Bartlett Springs Road (Road M 12), about 3 miles west of Bear Valley. 560 Comment
  JEPS107825  Lupinus microcarpus var. densiflorus Lowell Ahart, Robert Schlising 2005-7-2 12132 Lake Along the south edge of Bartlett Springs Road (Road M 12), about 3 miles west of Bear Valley 560 Comment
Read comments
Dec 31 2011
  JEPS65094  Lupinus microcarpus var. densiflorus W. L. Jepson 1932-5-7 16264 Colusa valley above Venado; Venado (valley above) 304 Comment
  UC1543161  Lupinus microcarpus var. densiflorus Charlotte G. Nast 1936-4-17 137 Colusa Williams to Lake Co. Road Comment
  UC614570  Lupinus microcarpus var. densiflorus L. Constance 1938-4-22 2147 Colusa 11 mi ne Lake-Colusa line (above Salt Creek); Inner North Coast Ranges, above Salt Creek 152 Comment
  CHSC29255  Lupinus microcarpus var. microcarpus Gary McGrath 1977-4-16 9 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 10 mi wsw of Williams. 143 Comment
  CHSC114063  Lupinus succulentus Richard R. Halse 2013-3-26 8736 Colusa Along the Leesville Road ca 1.8 miles northwest of its junction with State Hwy 20, west of Williams. 85 Comment
  CHSC90384  Lupinus succulentus Martin Polsan 1988-4-9 16 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 11 mi wsw of Williams. 143 Comment
  SEINET5586445  Lupinus succulentus Richard R. Halse 2013-1 8736 Colusa Along the Leesville Road ca. 1. 8 miles northwest of its junction with State Hwy. 20, west of Williams. 85 Comment
  UCD102989  Lythrum californicum Dick Johnson 1977-6-15 s.n. Colusa West of Williams rangeland. Comment
  UC1543163  Madia citriodora Charlotte G. Nast 1936-4-17 147 Colusa Williams to Lake Co. Road; Williams to Lake Co. Road Comment
  SEINET7075568  Madia nutans A. G. Vestal 1955-4-5 s.n. Colusa In mountains [Cortina Ridge] west of Williams on Route 20 at Salt Canyon. 39? deg. 6' 22" North Latitude, -122? deg. 19' 15" West Longitude. UTM Zone 10, 558719mE, 4328566mN. (NAD 27)]. [Coordinate Datum: WGS84/NAD83]. Comment
  CAS-BOT-BC347385  Malacothrix floccifera Alice Eastwood; John Thomas Howell 1938-5-16 5635 Colusa Lake-Colusa Co. line on road to Williams Comment
  CHSC27868  Malacothrix floccifera Robin Ondricek 1978-4-8 5 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 11 mi wsw of Williams. 143 Comment
  JEPS40619  Micropus californicus var. californicus W. L. Jepson 1932-5-7 16257 Colusa Valley above Venado Comment
  SEINET7075567  Micropus californicus var. californicus A. G. Vestal 1955-4-5 s.n. Colusa In mountains [Cortina Ridge] west of Williams on Route 20 at Salt Canyon. 39? deg. 6' 22" North Latitude, -122? deg. 19' 15" West Longitude. UTM Zone 10, 558719mE, 4328566mN. (NAD 27)]. [Coordinate Datum: WGS84/NAD83]. Comment
  JEPS10504  Mimulus microphyllus W. L. Jepson 1932-5-7 16259 Colusa valley 1 mi above Venado 274 Comment
Read comments
Jun 15 2007
  JEPS11151  Mimulus nudatus R. F. Hoover 1941-5-2 4982 Colusa just e Lake County line (on Williams-Clear Lake highway, about 6 mi s of Wilbur Springs) Comment
  JEPS79794  Mimulus nudatus R. F. Hoover 1941-5-2 4982 Colusa just e Lake County line (on Williams-Clear Lake highway, about 6 mi s of Wilbur Springs); Williams-Clear Lake highway Comment
  RSA296392  Mimulus nudatus Robert F. Hoover 1941-5-2 4982 Colusa Just east (about 6 miles S of Wilbur Springs) of Lake Co. line on Williams-Clear Lake Hwy Comment
  UC886310  Mimulus nudatus Alice Eastwood, John Thomas Howell 1938-5-16 5636 Colusa on road to Williams (Lake-Colusa county line) Comment
  JEPS34944  Monolopia major R. F. Hoover 1938-4-24 3223 Colusa Venado Comment
  JEPS35229  Monolopia major W. L. Jepson 1932-5-7 16254 Colusa valley above Venado 274 Comment
  UC618924  Monolopia major R. F. Hoover 1938-4-24 3223 Colusa Venado Comment
  CAS-BOT-BC259753  Nassella cernua Roxana S. Ferris 1926-4-23 6399 Colusa Near Mountain House on Williams - Stonyford Road Comment
  POM163454  Nassella cernua Roxana S. Ferris 1926-4-23 6399 Colusa On rocky outcrop near Mountain House on Williams-Stonyford Road Comment
  UCD36308  Navarretia jepsonii Beecher Crampton 1949-9-25 494 F Colusa Colusa County, 18 miles east of Bartlett Springs. Comment
  UCR197901  Navarretia jepsonii Calvin McMillan, Beecher Crampton (494F) 1949-9-25 s.n. Colusa 18 miles east of Bartlett Springs Comment
  JEPS70419  Navarretia pubescens W. L. Jepson 1932-5-7 16256 Colusa 1 mi above Venado Comment
  CAS-BOT-BC361305  Nemophila heterophylla Richard R. Halse 2013-3-26 8738 Colusa Along the Leesville Road ca. 5.6 miles NW of its junction with State Hwy 20, west of Williams. 157 Comment
  GH404298  Nemophila heterophylla R. R. Halse 2013-3-26 8738 Unknown Along the Leesville Road ca. 5.6 miles northwest of its junction with State Hwy. 20, west of Williams Comment
  SEINET5585803  Nemophila heterophylla Richard R. Halse 2013-1 8738 Colusa Along the Leesville Road ca. 5.6 miles northwest of its junction with State Hwy. 20, west of Williams. 157 Comment
  SEINET7856709  Nemophila heterophylla R. R. Halse 2013-3-26 8738 Colusa Along the Leesville Road ca. 5.6 miles northwest of its junction with State Hwy. 20, west of Williams. 157 Comment
  UC598446  Nemophila heterophylla Milo S. Baker April, 1938 Colusa Williams Highway near Lake County Line; near Lake County Line Comment
  UCD169730  Nemophila heterophylla Richard R. Halse 2013-3-26 8738 Colusa Along the Leesville Road ca. 5.6 miles northwest of its junction with State Hwy. 20, west of Williams. 157 Comment
  CAS-BOT-BC231531  Nicotiana glauca John Thomas Howell 1944-7-18 19841 Colusa East side of Coast Ranges west of Williams Comment
  CAS-BOT-BC231532  Nicotiana glauca J. H. Thomas 1960-8-29 8846 Colusa About 11 miles SW of Williams along highway 20 Comment
  CAS-BOT-BC231533  Nicotiana glauca Roxana S. Ferris 1926-4-23 6400 Colusa Williams - Stonyford Road near Mountain House Comment
  RSA140854  Nicotiana glauca John H. Thomas 1960-8-29 8846 Colusa About 11 miles SW of Williams along Hwy 20. Comment
  RSA730238  Nicotiana glauca Richard R. Halse 2007-3-25 7123 Colusa Along State Hwy 20, ca 7.8 miles northeast of its junction with State Hwy 16, at base of Salt Canyon. (WGS84) 100 Comment
  SEINET11587905  Nicotiana glauca Unknown 2009-3-11 14379 Colusa Williams Comment
  SEINET6174905  Nicotiana glauca R. R. Halse 2007-3-25 7123 Colusa Along State Hwy. 20 ca 7.8 miles NE of junction with State Hwy. 16 at base of Salt Canyon, 100 Comment
  UCR206398  Nicotiana glauca George K. Helmkamp, E. A. Helmkamp 2009-3-11 14379 Colusa Inner North Coast Range Foothills, along CA-20, 9.7 miles southwest of Williams beside Salt Creek 107 Comment
  CAS-BOT-BC316836  Packera clevelandii Dennis E. Breedlove 1963-5-30 5182 Colusa 17 miles E of Bartlett Springs Comment
Read comments
Apr 25 2021
  JEPS7560  Penstemon heterophyllus var. heterophyllus W. L. Jepson 1920-3-23 8963 Colusa Mountainside above Venado (sw Colusa Co.); Mountainside above Venado Comment
  CHSC26461  Penstemon heterophyllus var. purdyi L. V. Ritter 1969-4-30 224 Colusa Ca. 10 mi sw of Williams, s side of Hwy. 20. Comment
  UC614476  Penstemon heterophyllus var. purdyi L. Constance 1938-4-22 2148 Colusa Lower Lake-Williams Road 11 mi ne Lake-Colusa Line (above Salt Creek); Inner North Coast RAnges, above Salt Creek 152 Comment
  UCD127855  Perideridia kelloggii K. Esau; D. Hartmann 1941-7-17 s.n. Colusa Between Williams and Clear Lake, on U.S. #20. Comment
  CHSC12748  Phacelia egena L. V. Ritter 1969-4-30 227 Colusa Ca 10 mi. sw of Williams, s side of Highway 20. Comment
  GH403181  Phacelia imbricata R. R. Halse 2010-3-25 7850 Unknown Along State Hwy. 20 ca. 10.7 miles southwest of its junction with Interstate Hwy. 5 at Williams; in Salt Canyon Comment
  POM163452  Phacelia imbricata subsp. imbricata Roxana S. Ferris 1926-4-23 6420 Colusa Grade beyond the Mountain House on the Williams-Stonyford Road. Comment
  SEINET5520514  Phacelia imbricata subsp. imbricata R. R. Halse 2010-3-25 7850 Colusa Along State Hwy. 20 ca 10.7 miles southwest of its junction with Interstate Hwy. 5 at Williams; in Salt Canyon.; 0 154 Comment
  CAS-BOT-BC134039  Phacelia tanacetifolia Roxana S. Ferris 1926-4-23 6407 Colusa on grade beyond the Mountain House of the Williams-Stonyford Road Comment
  POM163459  Phacelia tanacetifolia Roxana S. Ferris 1926-4-23 6407 Colusa Grade beyond the Mountain House on the Williams-Stonyford Road. Comment
  SEINET11587800  Phlox gracilis Unknown 2009-3-11 14370 Colusa Williams Comment
  UCR206397  Phlox gracilis George K. Helmkamp, E. A. Helmkamp 2009-3-11 14370 Colusa Inner North Coast Range Foothills, along CA-20, 9.7 miles southwest of Williams, on the north side of Salt Creek 162 Comment
  CDA580  Pinus sabiniana G. D. Barbe, T. C. Fuller 1986-3-6 4259 Colusa Steep bank below road grade, Leesville Grade, W of Williams. 0 Comment
  JEPS68046  Plagiobothrys fulvus W. L. Jepson 1932-5-7 16258 Colusa valley above Venado 304 Comment
  POM174576  Plagiobothrys infectivus Roxana S. Ferris 1926-4-23 6412 Colusa Near Mountain House on the Williams-Stonyford Road. Comment
  CDA11419  Plagiobothrys stipitatus var. micranthus G. F. Hrusa, K. van Katwyk 1995-4-22 12140 Colusa Inner North Coast Ranges; N side of Leesville Rd. approx. 4 m. NW of Hwy. 20. Comment
  CHSC57194  Plantago erecta Lisa J. Newsum 1984-3-31 1 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 11 mi wsw of Williams. 143 Comment
  CDA11417  Plectritis ciliosa G. F. Hrusa, K. van Katwyk 1995-4-22 12138 Colusa Inner North Coast Ranges; On S side of Leesville Rd. approx. 3 m. N of Hwy 20. Comment
  CDA13785  Plectritis macrocera G. F. Hrusa, K. van Katwyk 1995-4-22 12138 A Colusa Inner North Coast Ranges; S side of Leesville Rd. approx. 3 mi. N of Hwy 20, flowers near white. Comment
  CHSC27859  Poa bulbosa Dieter D. King 1978-1-2 Colusa Salt Canyon n side of Salt Creek, Hwy 20 11 mi wsw of Williams. 128 Comment
  CHSC35776  Poa bulbosa Gail B. Phillips 1982-3-27 3 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 11 mi wsw of Williams. 143 Comment
  CHSC57562  Poa bulbosa Steven Triano 1987-4-4 16 Colusa Salt Canyon, n side of Salt Creek, ca. 40 ft s of Hwy 20, 11 mi wsw of Williams. 143 Comment
  RSA724221  Populus fremontii Richard R. Halse 1988-2-14 3536 Colusa Along State Hwy 20 where it crosses over Salt Creek at the E end of Salt Canyon. 100 Comment
  RSA724229  Populus fremontii Richard R. Halse 1988-2-14 3537 Colusa Along State Hwy 20 where it crosses over Salt Creek at the eastern end of Salt Canyon, 7.9 miles N of its junction with State Hwy 16. 100 Comment
  HSC59137  Populus fremontii subsp. fremontii Terry Roth 1979-5-7 41 Colusa Where Hwy. 20 enters Salt Canyon along Salt Creek 122 Comment
  JEPS27878  Proboscidea louisianica subsp. louisianica Richard Snow 1958-8-3 672 Colusa on road to Leesville near Hwy 20 Comment
  JEPS24495  Proboscidea lutea J. H. Thomas 1960-8-29 8847 Colusa along Hwy 20 about 11 mi sw Williams Comment
  JEPS27877  Proboscidea lutea Richard Snow 1958-8-3 671 Colusa on road to Leesville near Highway 20 Comment
  UCD116917  Ptelea crenulata K. Esau; D. Hartmann 1941-7-17 s.n. Colusa Between Williams and Clear Lake, U.S. #20. Comment
  UC993116  Quercus douglasii J. M. Tucker 1948-9-22 1869 Colusa 11.3 mi w Williams (beside road to Venado) Comment
  UC993117  Quercus douglasii J. M. Tucker 1948-9-22 1869 Colusa 11.3 mi w Williams (beside road to Venado) Comment
  UC993118  Quercus douglasii J. M. Tucker 1948-9-22 1869 Colusa 11.3 mi w Williams (beside road to Venado) Comment
  UC993119  Quercus douglasii J. M. Tucker 1948-9-22 1869 Colusa 11.3 mi w Williams (beside road to Venado) Comment
  UC993120  Quercus douglasii J. M. Tucker 1948-9-22 1869 Colusa 11.3 mi w Williams (beside road to Venado) Comment
  UC993121  Quercus douglasii J. M. Tucker 1948-9-22 1869 Colusa 11.3 mi w Williams (beside road to Venado) Comment
  UC993122  Quercus douglasii J. M. Tucker 1948-9-22 1869 Colusa 11.3 mi w Williams (beside road to Venado) Comment
  UC993123  Quercus douglasii J. M. Tucker 1948-9-22 1869 Colusa 11.3 mi w Williams (beside road to Venado) Comment
  UC993124  Quercus douglasii J. M. Tucker 1948-9-22 1869 Colusa 11.3 mi w Williams (beside road to Venado) Comment
  GH404314  Ranunculus canus R. R. Halse 2013-3-26 8740 Unknown Along the Leesville Road ca. 5.6 miles northwest of its junction with State Hwy. 20, west of Williams Comment
  CAS-BOT-BC361306  Ranunculus canus var. canus Richard R. Halse 2013-3-26 8740 Colusa Along the Leesville Road ca. 5.6 miles NW of its junction with State Hwy 20, west of Williams. 157 Comment
  CDA43224  Ranunculus canus var. canus Richard R. Halse 2013-3-26 8740 Colusa Along the Leesvilles Road ca 5.6 miles northwest of its junction with State Highway 20, west of Williams. Comment
  SEINET4208544  Ranunculus canus var. canus Richard R. Halse 2013-3-26 8740 Colusa Along the Leesville Road ca. 5.6 miles northwest of its junction with State Hwy. 20, west of Williams.; 0 157 Comment
  SEINET8696617  Ranunculus canus var. canus R. R. Halse 2013-3-26 8740 Colusa Along the Leesville Road, ca. 5.6 miles NW of its junction with CA Hwy 20, W of Williams. 157 Comment
  SEINET4208857  Ranunculus hebecarpus Richard R. Halse 2013-3-26 8739 Colusa Along the Leesville Road ca. 5.6 miles northwest of its junction with Stat Hwy. 20, west of Williams.; 0 157 Comment
  SEINET8699529  Ranunculus hebecarpus R. R. Halse 2013-3-26 8739 Colusa Along the Leesville Road ca 5.6 miles NW of its junction with CA Hwy 20, W of Williams. 157 Comment
  UCD169733  Ranunculus hebecarpus Richard R. Halse 2013-3-26 8739 Colusa Along the Leesville Road ca. 5.6 miles northwest of its junction with State Hwy. 20, west of Williams. 157 Comment
  UCR206694  Raphanus raphanistrum George K. Helmkamp, E. A. Helmkamp 2009-3-11 14364 Colusa Inner North Coast Range Foothills, along CA-20, 9.7 miles southwest of Williams, on the north side of Salt Creek 162 Comment
  UC1543162  Rigiopappus leptocladus Charlotte G. Nast 1936-4-17 148 Colusa Williams to Lake Co. Road Comment
  CAS-BOT-BC103026  Salix bonplandiana Roxana S. Ferris 1926-4-23 6401 Colusa near Mountain House on Williams - Stonyford Road Comment
  UCR206356  Salix laevigata George K. Helmkamp, E. A. Helmkamp 2009-3-11 14380 Colusa Inner North Coast Range Foothills, along CA-20, 9.7 miles southwest of Williams beside Salt Creek 107 Comment
  CHSC27518  Salvia columbariae Michael F. Henetz 1978-4-15 16 Colusa Ca. 65 m n of Salt Creek, ca 15 m n of Hwy. 20, ca. 17.7 km wsw of Williams. 143 Comment
  CHSC27525  Salvia columbariae Greg C. Halcomb 1978-4-9 10 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 11 mi wsw of Williams. 143 Comment
  CHSC27550  Salvia columbariae Scott E. Patton 1978-4-9 7 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 11 m wsw of Williams. 143 Comment
  JEPS24944  Salvia columbariae R. F. Hoover 1938-4-24 3228 Colusa ridge between Venado and Leesville Comment
  JEPS62672  Salvia columbariae R. F. Hoover 1938-4-24 3228 Colusa ridge between Venado and Leesville (e of Leesville) Comment
  UC596149  Salvia columbariae R. F. Hoover 1938-4-24 3228 Colusa ridge between Venado and Leesville Comment
  UCLA70201  Salvia columbariae Robert F. Hoover 1938-4-24 3228 Colusa ridge between Venado and Leesville Comment
  UC841012  Schoenoplectus americanus A. A. Heller 1916-6-9 12390 Colusa about 8 mi w Williams (along a stream); Coast Range, w of Williams Comment
  UC108880  Sidalcea diploscypha Mrs. K. Brandegee Colusa Mountain House Comment
  JEPS50071  Sidalcea keckii W. L. Jepson 1932-5-7 16260 Colusa valley 2 mi above Venado (w Colusa Co.); Venado (valley 2 mi above) Comment
  UC1334722  Silene californica Eugene Memmler 1969-5-8 102 Colusa Hgwy 20 between Williams and Clear Lake; Valley side of Coastal Hills, btwn Williams and Clear Lake 152 Comment
  CHSC114061  Solanum parishii Richard R. Halse 2012-3-29 8456 Colusa Along State Hwy. 20 ca. 6.8 miles northeast of its junction with State Hwy16 176 Comment
  CHSC28810  Solanum parishii Laraine Roothoff 1979-3-31 1 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 11 mi wsw of Williams. 143 Comment
  CHSC57525  Solanum parishii Shelly A. Kirn 1991-4-6 12 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 11 mi wsw of Williams. 143 Comment
  CHSC90168  Solanum parishii Gary R. Koses 1979-3-31 18 Colusa Salt Canyon, n side of Salt Creek, hwy 20, 11 mi wsw of Williams. 143 Comment
  GH404300  Solanum parishii R. R. Halse 2012-3-29 8456 Unknown Along State Hwy. 20 ca. 6.8 miles northeast of its junction with State Hwy. 16 Comment
  SEINET6185643  Solanum parishii R. R. Halse 2012-3-29 8456 Colusa Along State HWY 20 about 6.8 miles northeast of its junction with State HWY 16 176 Comment
  CAS-BOT-BC61238  Streptanthus breweri Alice Eastwood; John Thomas Howell 1938-5-16 5627 Colusa Lake-Colusa county line. On road to Williams. Comment
  CHSC25074  Streptanthus glandulosus D. Joley 1968-3-30 Colusa On Hwy 20 10 mi w of Williams. Comment
  CHSC40532  Streptanthus glandulosus Sara E. Wold 1982-3-27 7 Colusa Salt Canyon, n side of Salt Creek, hwy 20, ca. 17.7 km wsw of Williams. 145 Comment
  CHSC40533  Streptanthus glandulosus Jordan Detzer 1977-4-16 19 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 10 mi wsw of Williams. 143 Comment
  CHSC56756  Streptanthus glandulosus Joel Hoskins 1989-4-1 1 Colusa Ca. 5 yds n of Hwy 20, Salt Canyon, n side of Salt Creek, Hwy 20, 11 mi. wsw of Williams. 143 Comment
  CHSC7033  Streptanthus glandulosus Bryan C. Willingham 1969-4-12 19 Colusa At n side Salt Creek in Salt Canyon, ca. 1 1/2 mi s Three Sisters Peak. 146 Comment
  CHSC90181  Streptanthus glandulosus John Hanscom 1989-4-1 5 Colusa Salt canyon, n side of Salt Creek, ca. 5 yds. n of Hwy 20, 11 mi wsw of Williams. 143 Comment
  CHSC71110  Streptanthus glandulosus subsp. glandulosus Jan Monelo 1989-4-1 4 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 11 mi wsw of Williams. 143 Comment
  UC764910  Streptanthus glandulosus subsp. glandulosus R. F. Hoover 1938-4-24 3227 Colusa ridge between Venado and Leesville Comment
  UC763185  Styrax officinalis var. redivivus R. F. Hoover 1941-5-2 4988 Colusa on Williams-Clear Lake highway just e Lake Co. line Comment
  UCD119091  Styrax redivivus Tom Aldrich 1975-5-25 17 Colusa 2.3 miles west of Leesville Grade, Wilbur Springs Road junction, toward Walker Ridge. Comment
  UCD37187  Taeniatherum caput-medusae Beecher Crampton 1958-5-19 4788 Colusa 8.5 miles east [probably west] of Williams, off of Highway 20. Comment
  UCD86110  Taeniatherum caput-medusae Beecher Crampton 1958-5-19 4788 Colusa 8.5 miles east (probably west) of Williams, just off of Highway 20. Comment
  UCR206369  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2009-3-11 14367 Colusa Inner North Coast Range Foothills, along CA-20, 9.7 miles southwest of Williams, on the north side of Salt Creek 162 Comment
  CHSC57362  Thysanocarpus laciniatus Steven Triano 1987-4-4 18 Colusa Salt Canyon, n side of Salt Creek, ca. 30 ft s of Hwy 20, 11 mi wsw of Williams. 143 Comment
  CHSC60076  Thysanocarpus laciniatus Jana Burgess 1987-4-4 13 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 11 mi. wsw of Williams. 143 Comment
  CDA11405  Torilis nodosa G. F. Hrusa, K. van Katwyk 1995-4-22 12126 Colusa Inner North Coast Ranges; approx. 3 m. NW of Hwy 20 on Leesville Rd. Comment
  CAS-BOT-BC361304  Triteleia laxa Richard R. Halse 2013-3-26 8737 Colusa Along the Leesville Road ca. 4.6 miles NW of its junction with State Hwy 20, west of Williams. 157 Comment
  CHSC114064  Triteleia laxa Richard R. Halse 2012-3-26 8737 Colusa Along the Leesville Road ca 4.6 miles northwest of its junction with State Hwy 20, west of Williams. 157 Comment
  GH404296  Triteleia laxa R. R. Halse 2013-3-26 8737 Unknown Along the Leesville Road ca. 4.6 miles northwest of its junction with State Hwy. 20, west of Williams Comment
  SEINET5585730  Triteleia laxa Richard R. Halse 2013-1 8737 Colusa Along the Leesville Road ca. 4.6 miles northwest of its junction with State Hwy. 20, west of Williams. Comment
  CHSC90201  Tropidocarpum gracile A. Francis 1989-4-1 1 Colusa Salt Canyon, n side of Salt Creek, Hwy 20, 11 mi wsw of Williams. 143 Comment
  SEINET7075570  Uropappus lindleyi A. G. Vestal 1955-4-5 s.n. Colusa In mountains [Cortina Ridge] west of Williams on Route 20 at Salt Canyon. 39? deg. 6' 22" North Latitude, -122? deg. 19' 15" West Longitude. UTM Zone 10, 558719mE, 4328566mN. (NAD 27)]. [Coordinate Datum: WGS84/NAD83]. Comment
  UCR198053  Viola douglasii Lisa Montany 1985-4-13 08 Colusa Bear Valley, 8.6 mi north of Bear Valley Road and Hwy 20 intersection 442 Comment
  CDA11418  Yabea microcarpa G. F. Hrusa, K. van Katwyk 1995-4-22 12139 Colusa Inner North Coast Ranges; S side of Leesville Rd. approx. 3 m. N of Hwy 20. Comment



  Copyright © 2019 Regents of the University of California — Updated 11 January 2019
0.66 processing seconds