38.29879 38.39879 -120.82324 -120.72324 UC/JEPS: Consortium Search Results
Search Results — 552 specimen records retrieved (552 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC1614130  Adenostoma fasciculatum Charles M. Belshaw 1935-5-30 868 Amador vicinity of Jackson (w slope of Sierra Nevada Foothills); Sierra Nevada Foothills Comment
  UC42034  Adiantum jordanii Geo. Hansen Amador Jackson Comment
  UC36848  Agrostis alba Geo. Hansen 1892-1 604 Amador near Jackson 1524 Comment
  CAS-BOT-BC127359  Agrostis exarata Geo. Hansen 1892-5-1 620 Amador Sequoia Region. Agricultural Station. 609 Comment
  CAS-BOT-BC127360  Agrostis exarata Geo. Hansen 1893-5-1 611 Amador Sequoia Region. Agricultural Station. 609 Comment
  UC1601375  Agrostis exarata Geo. Hansen 1893-1 Amador 609 Comment
  UC188819  Agrostis exarata Geo. Hansen 1893-1 Amador Comment
  UC36871  Agrostis exarata Geo. Hansen 1892-1 615 Amador near Jackson Comment
  UC36977  Agrostis exarata Geo. Hansen 1892-1 612 Amador Agric. Exp. Sta. 609 Comment
  UCD52361  Agrostis exarata Geo. Hansen 1892-1 606 Amador near Jackson. Comment
  UC36903  Agrostis pallens Geo. Hansen 1896-1 1738 Amador hillside Sequoia Region, Agrc. Station 609 Comment
  UC36976  Agrostis pallens Geo. Hansen 1893-1 611 Amador Agric. Exp. Station 609 Comment
  UCD53079  Agrostis pallens Geo. Hansen 1896-6-17 1741 Amador Agrc. Station. 609 Comment
  UCD53201  Agrostis pallens Geo. hansen 1892-1 612 Amador Agric. Exp. Sta. 609 Comment
  UCD53203  Agrostis pallens Geo. Hansen 1893-1 620 Amador Agric. Exp. Sta. 609 Comment
  UC37078  Aira caryophyllea Geo. Hansen 1896-6-2 1705 Amador Agrc. Station Sequoia Region 609 Comment
  UC3065  Allium campanulatum Geo. Hansen 1892-1 Amador Jackson Comment
  UC3197  Allium campanulatum Geo. Hansen 1892-1 Amador Jackson Comment
  UC23567  Allophyllum divaricatum Michener and Bioletti Aug., 1893 Amador Jackson Comment
  CAS-BOT-BC171441  Alnus rhombifolia Geo. Hansen 1894-3-1 810 Amador Agrc. Station. Sequoia Region 609 Comment
  SJSU10488  Alopecurus carolinianus S. H. Casey 1976-6-3 804 Calaveras along Mokelumne River 6.5 mi E of Pardee Dam 487 Comment
  UC153851  Amaranthus powellii Geo. Hansen Sep 1895 1411 Amador Agrc. Station Sequoia Region 609 Comment
  RSA499881  Amsinckia F. C. Ball 1933-4-12 s.n. Amador Jackson Comment
  UCD127199  Anthriscus caucalis G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10306 Amador Northern Sierra Nevada foothills: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. 378 Comment
  UCD79991  Anthriscus caucalis CNPS SN Foothill Team 2005-5-18 SNFN 0254 a Calaveras EBMUD Pardee Reservoir, Pardee Lake. The plot is located in the eastern portion of the property south of the Mokolumne canyon. 299 Comment
  UCD80887  Anthriscus caucalis CNPS SN Foothill Team 2005-5-18 SNFN 0254 a Calaveras EBMUD Pardee Reservoir, Pardee Lake. The plot is located in the eastern portion of the property south of the Mokolumne canyon. 299 Comment
  UCR173744  Anthriscus caucalis George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10306 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  UC12053  Aphanes macrosepala Geo. Hansen 1892-1 Amador Jackson Comment
  UC9016  Aquilegia formosa Geo. Hansen 1892-1 Amador Jackson Comment
  OBI14646  Arctostaphylos manzanita H. E. McMinn 1936-1-29 4336 Amador Near Jackson Comment
  RSA632975  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25067 Amador Highway 49, south of Jackson. 360 Comment
  RSA632976  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25071 Amador Highway 49, south of Jackson. 360 Comment
  RSA632977  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25072 Amador Highway 49, south of Jackson. 360 Comment
  RSA632978  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25073 Amador Highway 49, south of Jackson. 360 Comment
  RSA632979  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25077 Amador Highway 49, south of Jackson. 360 Comment
  RSA632980  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25065 Amador Highway 49, south of Jackson. 230 Comment
  RSA632981  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25074 Amador Highway 49, south of Jackson. 360 Comment
  RSA632982  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25075 Amador Highway 49, south of Jackson. 360 Comment
  RSA632983  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25070 Amador Highway 49, south of Jackson. 360 Comment
  RSA632984  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25069 Amador Highway 49, south of Jackson. 360 Comment
  RSA632985  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25068 Amador Highway 49, south of Jackson. 360 Comment
  GH350689  Arctostaphylos mariposa George Hansen IX 1895 1028 Unknown Agrc. Station 609 Comment
  CAS-BOT-BC40051  Arctostaphylos myrtifolia Roman Gankin 1957-3-27 216 Amador Ione area - occurring on w. slope of a hill on the nw. far ridge of the area, just n. of Filipini Ranch Rd. 504 Comment
  RSA381114  Arctostaphylos myrtifolia Roman Gankin 1957-3-27 216 Amador NW far ridge of the area just N of Filipini Ranch Rd. about 2 mi E of Hwy 49, Ione area. 504 Comment
  UCD52536  Arctostaphylos myrtifolia Roman Gankin 1957-3-27 218 Amador West slope of hill; just north of Filipini Ranch Rd.; about 2 mi. east of Hwy. 49; Ione area. 504 Comment
  UCD52592  Arctostaphylos myrtifolia Roman Gankin 1957-3-22 217 Amador Just north of Filipini Ranch Rd.; about 2 miles east of Hwy. 49; Ione area. 504 Comment
  UCD52604  Arctostaphylos myrtifolia Roman Gankin 1957-3-27 216 Amador Just north of Filipini Ranch Rd.; ca. 2 miles east of Hwy. 49; Ione area. 504 Comment
  UCD52652  Arctostaphylos myrtifolia Roman Gankin 1957-3-27 219 Amador Just north of Filipini Ranch Road about 2 miles east of Hwy. 49; Ione area. 504 Comment
  UCR27230  Arctostaphylos myrtifolia E. C. Nord 1965-5-1 s.n. Amador Near Stanislaus Forest. Near Jackson 762 Comment
  UC1614268  Arctostaphylos viscida Charles M. Belshaw 1935-5-30 846 Amador vicinity of Jackson Comment
  UCD52638  Arctostaphylos viscida Jack Maze 1964-3-12 26 b Amador State Highway 88, 2 miles west of Jackson, Amador County, California. 457 Comment
  CAS-BOT-BC44595  Arctostaphylos viscida subsp. mariposa Geo. Hansen s.n. s.n. Amador Jackson, Amador County 396 Comment
  SBBG25396  Arctostaphylos viscida subsp. mariposa J. Maze 1964-3-12 26 a Amador St Hwy 88, 2 mi W of Jackson 457 Comment
  SBBG5450  Arctostaphylos viscida subsp. mariposa G. L. Stebbins, G. Stutz, D. Zohary 1952-7-6 5108 Calaveras St Hwy 49, 2.5 mi N of Mokelumne Hill Comment
  UCD52831  Arctostaphylos viscida subsp. mariposa G. L. Stebbins Jr.; H. Stutz, et al. 1952-7-6 5108 Calaveras 2.5 miles north of Mokelumne Hill, on state highway no.49. Comment
  UCD52835  Arctostaphylos viscida subsp. mariposa Jack Maze 1964-3-12 26 a Amador State Highway 88, 2 miles west of Jackson, Amador County, California. 457 Comment
  RSA636975  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-14 25079 Amador Highway 49, south of Jackson. 360 Comment
  RSA636976  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-14 25081 Amador Highway 49, south of Jackson. 360 Comment
  RSA636983  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-14 25080 Amador Highway 49, south of Jackson. 360 Comment
  UC1281106  Arctostaphylos viscida subsp. viscida H. E. McMinn 1933-8-11 3212 Amador between Pine Grove and Ione Comment
  CHSC83220  Aristida oligantha Beecher Crampton 1962-8-14 6640 Amador 2 miles east of Jackson, along State Highway 88. Comment
  RSA705839  Aristida oligantha Beecher Crampton 1962-8-14 6640 Amador 2 miles east of Jackson, along State Highway 88. Comment
  SBBG115600  Aristida oligantha B. Crampton 1962-8-14 6640 Amador Hwy 88, ca. 2 mi E of Jackson Comment
  UCD38007  Aristida oligantha Beecher Crampton 1962-8-14 6640 Amador Amador County, 2 miles east of Jackson, along State Highway 88. Comment
  UCD56434  Aristida oligantha Beecher Crampton 1954-8-3 2237 Amador Hwy. 88, 6 miles east of Ione. Comment
  UC37395  Arrhenatherum elatius Geo. Hansen 1896-6-17 1737 Amador Sequoia Region, Agriculture Station Agriculture Station; Sequoia Region, Agriculture Station 609 Comment
  UCR240734  Artemisia douglasiana George K. Helmkamp, E. A. Helmkamp 2012-9-1 19731 Amador Northern Sierra Nevada Mountains Foothills, aong CA-88 (Carson Pass Hwy) at the east end of Jackson; 0.2 mile east of the junction with CA-49 366 Comment
  UC69682  Asclepias cordifolia Earle Mulliken Jun 1 1904-Jun 20 1904 107 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mountains 487 Comment
  UC37421  Avena barbata Geo. Hansen 1896-6-10 1734 Amador Agrc. Station Sequoia Region 609 Comment
  UCD80173  Brassica nigra CNPS SN Foothill Team 2006-6-15 SNNR 1065 Amador Kennedy Gold Mine, private . 401 Comment
  CAS-BOT-BC145543  Briza minor Geo. Hansen 1892-5-1 608 Amador Sequoia Region. Agrc. Station. 609 Comment
  UC1614162  Briza minor Charles M. Belshaw 1935-5-30 863 Amador Vicinity of Jackson Sierra Nevada foothills (w slope of foothills) Comment
  UC37558  Briza minor Geo. Hansen 1892-1 608 Amador near Jackson Comment
  CAS-BOT-BC161509  Bromus carinatus var. carinatus Geo. Hansen 1893-5-1 627 Amador Agricultural Station. 609 Comment
  UC37576  Bromus carinatus var. carinatus Geo. Hansen 1892-1 624 Amador near Jackson Comment
  UC37675  Bromus diandrus Geo. Hansen 1896-6-8 1721 Amador Sequoia Region, Agriculture Station Agriculture Station; Sequoia Region, Agriculture Station 609 Comment
  UC37676  Bromus diandrus Geo. Hansen 1892-1 598 Amador near Jackson Comment
  CAS-BOT-BC155465  Bromus hordeaceus John Thomas Howell 1969-4-21 45525 Amador Sierra Nevada. Jackson. 365 Comment
  CAS-BOT-BC155466  Bromus hordeaceus Geo. Hansen 1894-4-1 950 Amador Sequoia Region. Agricultural Station. 609 Comment
  UC37627  Bromus hordeaceus Geo. Hansen 1896-6-8 1715 Amador Sequoia Region, Agriculture Station Sequoia Region; , Agriculture Station 609 Comment
  UCD58813  Bromus hordeaceus John B. Grohl Jr. 1952-5-4 s.n. Amador Jackson. Comment
  UCR184942  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2007-4-26 11831 Calaveras Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  CAS-BOT-BC155341  Bromus laevipes Geo. Hansen 1892-5-1 618 Amador Sequoia Region. Agricultural Station. 609 Comment
  UC1137121  Bromus laevipes August L. Hormay 1932-5-5 Calaveras 3-4 mi se of Jackson (on the Coulterville Road); Coulterville Road Comment
  SD234019  Bromus mollis Virginia Pinkus Ryder 1964-5-9 172 Amador Kennedy Mine near Jackson. 338 Comment
  UC1130437  Callitriche heterophylla C. M. Belshaw 1936-6-30 2403 Amador 2 mi nw Jackson Butte; Jackson Quad. 457 Comment
  UC17855  Callitriche heterophylla var. bolanderi Geo. Hansen 1892-1 Amador Jackson Comment
  CHSC57007  Calochortus albus Steven Triano 1988-5-1 137 Calaveras Ca. 30 ft n of Hwy. 49 and 0.7 mi sw of its jct. With Mokelumne River. 271 Comment
  UC69684  Calochortus albus Earle Mulliken Jun 1 1904-Jun 20 1904 102 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mountains 487 Comment
  UCR218188  Calochortus albus George K. Helmkamp, E. A. Helmkamp 2010-5-31 16160 Amador Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek 402 Comment
  UC3493 Image available Calochortus venustus Geo. Hansen 1892-1 Amador Jackson Comment
  CAS-BOT-BC270046  Calycadenia multiglandulosa Geo. Hansen 1893-8-1 127 Amador Agrc. Station 609 Comment
  UC30758  Calycadenia multiglandulosa Michener and Bioletti 1893-8-1 Amador Jackson Comment
  UC10301  Capsella bursa-pastoris Geo. Hansen 1892-1 Amador Jackson Comment
  UCR198451  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2008-3-12 13167 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.7 miles south of its junction with CA-49 just south of Jackson 345 Comment
  UC1388  Carex feta Geo. Hansen 1892-1 639 Amador near Jackson Comment
  UC1149  Carex nudata Geo. Hansen 1892-1 641 Amador near Jackson Comment
  UC8075  Carex nudata Geo. Hansen 1896-5-19 1658 Amador Agrc. Station Sequoia Region 609 Comment
  UC653  Carex senta Geo. Hansen 1892-1 636 Amador near Jackson Comment
Read comments
Oct 26 2014
  JEPS74832  Castilleja lineariloba L. R. Heckard, T. I. Chuang and R. Bacigalupi 1975-5-21 4042 Amador 3.5 mi n Jackson (junction Route 88) (along Route 49, 0.7 mi n of old Butte store) 243 Comment
  UC1277980  Castilleja lineariloba B. Crampton 1957-5-28 4066 Amador 1.75 mi e Jackson (Hwy 88, near Bonnefoy's Resort) Comment
  UC1071132  Ceanothus cuneatus var. cuneatus D. Axelrod 1934-11-21 59 Amador 1.25 mi se, Sutter Creek; Jackson quad. 548 Comment
  CHSC56995  Ceanothus integerrimus var. californicus Steven Triano 1988-5-1 133 Calaveras Foothill woodland ca 30 ft n of Hwy 49 and 0.7 mi sw of its jct. with the Mokelumne River. 271 Comment
  SEINET2441346  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2009-8-6 15397 Amador Sierra Nevada Mountains Foothills: along Hwy CA-88, 3.1 miles northeast of CA-49 in Jackson (Mokelumne Hill 7.5' Q.).; 0 424 Comment
  UCR209561  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2009-8-6 15397 Amador Sierra Nevada Mountains Foothills, along Hwy CA-88, 3.1 miles northeast of CA-49 in Jackson 424 Comment
  CHSC57004  Centranthus ruber Steven Triano 1988-4-29 93 Amador Ca 25 ft e of Hwy. 49 in s Sutter Creek and 0.5 mi n of Ridge Road. 451 Comment
  CAS-BOT-BC288521  Centromadia fitchii Geo. Hansen 1893-8-1 154 Amador Agrc Station 609 Comment
  UC1069523  Centromadia fitchii P. L. Johannsen 1937-7-27 1270 Amador 2 mi nw Jackson; Jackson Quad. 396 Comment
  CDA36254  Cerastium glomeratum G. K. Helmkamp, E. A. Helmkamp 2007-4-26 11840 Calaveras Foothills, Northern Sierra Nevada Mountains; Along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line. Comment
  SEINET3271591 Image available Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2007-4-26 11840 Calaveras Foothills, Northern Sierra Nevada Mountains; along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  UCD98047  Cerastium glomeratum G. K. Helmkamp; E. A. Helmkamp 2007-4-26 11840 Calaveras Northern Sierra Nevada Mountains; along CA-49, 1 mile west of Mokelumne Hill, 1.7 milse south of the Amador County line. 370 Comment
  UCR184935  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2007-4-26 11840 Calaveras Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  UCR218192  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2010-5-31 16156 Amador Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek 402 Comment
  UC718185  Cestrum aurantiacum Carl B. Wolf 1933-8-9 Amador s side Jackson (on road to Mokelumne Hill, w slope of Sierra Nevada); Sierra Nevada 396 Comment
  LA209621  Cestrum parqui Carl B. Wolf; 1933-8-9 5206 Amador Sierra Nevada, W slope Sierra Nevada, S side of Jackson on Rd to Mokelumne Hill 396 Comment
  RSA7344  Cestrum parqui Carl B. Wolf 1933-8-9 5206 Amador At south side of Jackson on road to Mokelumne Hill. 396 Comment
  UC153854  Chenopodium murale Geo. Hansen Sep 1895 307 Amador Agrc. Station Sequoia Region 609 Comment
  UC116446  Chenopodium pumilio Geo. Hansen Jul 1895 308 Amador Agrc. Station Sequoia Region 609 Comment
  CAS-BOT-BC280086  Cirsium occidentale var. californicum Geo. Hansen 1892-5-1 392 Amador Agrc. Station 609 Comment
  SEINET11261548  Clarkia biloba George Helmkamp, Amy Barnes 2014-5-8 22855 Amador Sierra Nevada Mountains Foothills on Sutter Creek-Volcano Road, 0.2 miles east of old CA-49 in town of Sutter Creek.; 0 375 Comment
  UC373514  Clarkia biloba C. L. Hitchcock 1928-6-12 29 Amador 1 mi ne Jackson 400 Comment
  UC373518  Clarkia biloba C. L. Hitchcock 1928-6-12 34 Amador 7 mi from Jackson (between Ione and Jackson) 425 Comment
  UC69681  Clarkia biloba Earle Mulliken Jun 1 1904-Jun 20 1904 108 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mountains 487 Comment
  RSA0094836  Clarkia biloba subsp. biloba George K. Helmkamp, Amy Barnes 2014-5-8 22855 Amador Sierra Nevada Mountains Foothills. Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek. 375 Comment
  UCD85104  Clarkia biloba subsp. biloba Dena Grossenbacher; Joel Smith 2009-6-21 1061 Amador 0.4 miles E of Sutter Creek on Church Street from junction with Main Street. 368 Comment
  UCR256507  Clarkia biloba subsp. biloba George K. Helmkamp, Amy Barnes 2014-5-8 22855 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek 375 Comment
  UC1714812  Clarkia heterandra Geo. Hansen 1892-1 Amador Jackson Comment
  CAS-BOT-BC163628  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-12 30 Amador 2 1/2 miles northeast of Jackson 410 Comment
  JEPS90010  Clarkia purpurea subsp. quadrivulnera Dean W. Taylor 1982-5-18 7952 Amador along Highway 88 2.5 mi e of junction with Highway 49 in Jackson; Sierra Nevada, Highway 88 365 Comment
  UC373488  Clarkia purpurea subsp. quadrivulnera C. L. Hitchcock 1928-6-12 30 Amador 2 1/2 mi ne Jackson 410 Comment
  UC930732  Clarkia purpurea subsp. quadrivulnera Carl B. Wolf 4930 Amador 1.8 mi above Jackson (on road to Pine Grove); Sierra Nevada 426 Comment
  UC930733  Clarkia purpurea subsp. quadrivulnera Carl B. Wolf 1933-6-30 5129 Amador 2 mi above Jackson (on road to Pine Grove); Sierra Nevada, Jackson Creek 457 Comment
  UC107959  Clarkia rhomboidea Geo. Hansen Jun 1894 528 Amador Agrc. Station Sequoia Region 609 Comment
  UC20017  Clarkia unguiculata Geo. Hansen 1892-1 Amador Jackson Comment
  UCR256676  Clarkia unguiculata George K. Helmkamp, Amy Barnes 2014-5-8 22854 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek 375 Comment
  CAS-BOT-BC165713  Clarkia virgata Geo. Hansen 1893-7-1 528 Amador Agrc. Station 609 Comment
  GH367727  Clarkia virgata George Hansen 1893-07-01 - 1893-08-01 528 Unknown Agrc. Station 609 Comment
Read comments
May 23 2012
  CAS-BOT-BC165738  Clarkia williamsonii Earle Mulliken 1904-6-1 115 Amador The Station. Caminetti Ranch, near Jackson. Sierra Nevada Mountains 487 Comment
  UC69916  Clarkia williamsonii Earle Mulliken Jun 1 1904-Jun 20 1904 115 Amador near Jackson (The Station, Caminetti Ranch); Sierra Nevada Mountains 487 Comment
  CAS-BOT-BC233869  Claytonia parviflora subsp. parviflora Ann Wood 1918-5-10 s.n. Amador Sutter Creek Comment
  UCR198477  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2008-3-12 13156 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  UCR198453  Claytonia perfoliata subsp. mexicana George K. Helmkamp, E. A. Helmkamp 2008-3-12 13165 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.7 miles south of its junction with CA-49 just south of Jackson 345 Comment
  UCR198468  Claytonia perfoliata subsp. perfoliata George K. Helmkamp, E. A. Helmkamp 2008-3-12 13155 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  SBBG18929  Clematis ligusticifolia M. A. Piehl 1959-8-2 59500 Amador Hwy 88, near Jackson Crk 2.7 mi E of Jackson Comment
  UC1125898  Clematis ligusticifolia C. M. Belshaw 1936-7-7 2447 Calaveras 1.3 mi. n.w. Jackson Butte; Jackson Quad. Comment
  UC1125902  Clematis ligusticifolia P. L. Johannsen 1937-7-27 1267 Amador 1 1/4 mi. n.-n.w. Jackson Butte; Jackson Quad. Comment
  RSA0094833  Collinsia heterophylla George K. Helmkamp, Amy Barnes 2014-5-8 22860 Amador Sierra Nevada Mountains Foothills. Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek. 375 Comment
  SD237612  Collinsia heterophylla G. K. Helmkamp, E. A. Helmkamp 2010-5-31 16152 Amador Sierra Nevada Mountains Foothills: Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Cutter Creek (Amador City 7.5'Q) 402 Comment
  SEINET11261543  Collinsia heterophylla George Helmkamp, Amy Barnes 2014-5-8 22860 Amador Sierra Nevada Mountains Foothills on Sutter Creek-Volcano Road, 0.2 miles east of old CA-49 in town of Sutter Creek.; 0 375 Comment
  SEINET13394095  Collinsia heterophylla E. Mulliken 1904-1 101 Amador Caminetti Ranch, near Jackson. 488 Comment
  SEINET3159377  Collinsia heterophylla J. L. Strother, A. R. Smith 1970-5-3 920 Amador near hwy 49, 1 mi N of Calaveras County boundary 427 Comment
  SEINET3860452  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2010-5-31 16152 Amador Sierra Nevada Mountains Foothills: Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek.; 0 402 Comment
  SJSU11582  Collinsia heterophylla T. N. Seeno 1962-4-28 191 Amador by Hwy 49, 1 mi S of community of Sutter Cr 396 Comment
  UC1368747  Collinsia heterophylla J. L. Strother, A. R. Smith 1970-5-3 920 Amador near Highway 49 1 mi n of boundary to Calaveras County 426 Comment
  UC69912  Collinsia heterophylla Earle Mulliken Jun 1 1904-Jun 20 1904 101 Amador Caminetti Ranch near Jackson (Sierra Nevada Mountains); , Caminetti Ranch 487 Comment
  UC885525  Collinsia heterophylla Ann Wood 1918-5-15 Amador Sutter Creek Comment
  UCR217843  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2010-5-31 16152 Amador Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek 402 Comment
  UCR256499  Collinsia heterophylla George K. Helmkamp, Amy Barnes 2014-5-8 22860 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek 375 Comment
  UCD123539  Collinsia heterophylla var. heterophylla G. K. Helmkamp 2006-5-6 10314 Amador Northern Sierra Nevada foothills: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. 377 Comment
  UCR173612  Collinsia heterophylla var. heterophylla George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10314 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  UC23630  Collomia heterophylla Geo. Hansen 1892-1 Amador Jackson Comment
  UC66306  Collomia heterophylla Ernest Braunton June, 1904 1066 Amador Sutter Creek Ione Comment
  UC6124  Comandra umbellata subsp. californica Geo. Hansen 1892-1 Amador Jackson Comment
  UCR256503  Conium maculatum George K. Helmkamp, Amy Barnes 2014-5-8 22856 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek 375 Comment
  JEPS74363  Cordylanthus pilosus subsp. hansenii L. R. Heckard, T. I. Chuang and R. Bacigalupi 1974-7-27 3781 a Amador 1.8 mi e Jackson (along route 88) 548 Comment
  UC103415  Cordylanthus pilosus subsp. hansenii Geo. Hansen Sep 1893 138 Amador = Jackson Agrc. Station; Jackson, Agricultural Station, Amador Co. 609 Comment
  UC21522  Cornus nuttallii Michener and Bioletti Aug. 1893 Amador Jackson Comment
  UC24686 Image available Cryptantha simulans Geo. Hansen 1892-1 Amador Jackson Comment
  POM369274  Cynoglossum grande F. C. Ball 1933-4-12 18275 Amador Jackson Comment
  UC1570  Cyperus eragrostis Geo. Hansen 1892-1 633 Amador near Jackson Comment
  UC1569  Cyperus niger Geo. Hansen 1892-1 644 Amador near Jackson Comment
  UC1549  Cyperus squarrosus Geo. Hansen 1892-1 643 Amador near Jackson Comment
  CAS-BOT-BC420634  Darmera peltata Ann Wood 1918-5-15 s.n. Amador Sutter Creek Comment
  UC118587  Delphinium hansenii subsp. hansenii Geo. Hansen c. 1893 104 Amador near Jackson; Agrc. Station 609 Comment
  UC569986  Delphinium hansenii subsp. hansenii C. M. Belshaw 1936-4-27 2027 Calaveras 2.5 mi nw Jackson; Sonora Quadrangle 411 Comment
  SJSU3306  Delphinium patens J. H. Hitchcock 1962-4-28 58 Amador 1 mi S of village of Sutter Creek on Hwy 49, Sierra Nevada foothills 365 Comment
  UC38011  Deschampsia danthonioides Geo. Hansen 1896-6-8 1717 Amador Agrc. Station Sequoia Region, Agrc. Station 609 Comment
  CAS-BOT-BC254511  Dichanthelium acuminatum subsp. acuminatum Geo. Hansen 1893-5-1 616 Amador Agrc. Station 609 Comment
  SEINET3885781  Dichelostemma capitatum George K. Helmkamp, E. A. Helmkamp 2008-3-12 13163 Amador Sierra Nevada Mountains Foothills: Middle Bar Road 3.7 miles south of its junction with CA-49 (junction just south of Jackson).; 0 345 Comment
  UCR198471  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2008-3-12 13163 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.7 miles south of its junction with CA-49 just south of Jackson 345 Comment
  UC1614084  Dichelostemma volubile Charles M. Belshaw 1935-5-30 854 Amador vicinity of Jackson; Sierra Nevada foothills Comment
  UC69911  Dichelostemma volubile Earle Mulliken Jun 1 1904-Jun 20 1904 103 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mountains 487 Comment
  UC40198  Digitaria sanguinalis Geo. Hansen 1892-1 600 Amador near Jackson Comment
  UC105783  Dodecatheon hendersonii Geo. Hansen Apr 1895 986 Amador Agrc. Station Sequoia Region, Agrc. Station = Jackson (= Jackson) 609 Comment
  UC22400  Dodecatheon hendersonii Geo. Hansen 1886-3-30 Amador Jackson Comment
  UC42175  Dryopteris arguta Geo. Hansen Amador Jackson Comment
  CAS-BOT-BC197054  Echinochloa crus-galli Geo. Hansen 1894-5-1 601 Amador Agrc. Station 609 Comment
  UC39138  Echinochloa crus-galli Geo. Hansen 1892-1 601 Amador near Jackson; near Jackson Comment
  UC39139  Echinochloa crus-galli Geo. Hansen 1892-1 820 Amador near Jackson; near Jackson Comment
  UCD80263  Eleocharis pachycarpa CNPS SN Foothill Team 2006-6-14 SNNR 1145 Amador Miwuk Indian Reservation, Jackson Rancheria. 422 Comment
  NY380721  Elymus X hansenii G. Hansen 1896-6-17 1742 Amador Agricultural Station 609.6 Comment
  UC38228  Elymus elymoides subsp. elymoides Geo. Hansen 1892-1 617 Amador near Jackson Comment
  UC38205  Elymus glaucus Geo. Hansen 1892-1 609 Amador near Jackson Comment
  CAS-BOT-BC221821  Elymus sibiricus Geo. Hansen 1893-5-1 609 Amador Agrc. Station 609 Comment
  OBI48975  Epilobium ciliatum subsp. watsonii Michener & Bioletti, Bioletti August 1893 s.n. Amador Jackson Comment
  UC192682  Epilobium torreyi Geo. Hansen VI 1892 287 Amador Jackson; Sequoia Region 396 Comment
  CAS-BOT-BC213613  Eragrostis mexicana subsp. virescens Geo. Hansen 1893-5-1 602 Amador Agrc. Station 609 Comment
  UC38280  Eragrostis mexicana subsp. virescens Geo. Hansen 1892-1 602 Amador near Jackson Comment
  CAS-BOT-BC300637  Erigeron foliosus var. hartwegii Geo. Hansen 1893-5-1 385 Amador Agrc. Station 609 Comment
  CAS-BOT-BC214559  Erigeron philadelphicus Ann Wood 1918-5-15 s.n. Amador Sutter Creek Comment
  CAS-BOT-BC214561  Erigeron philadelphicus Earle Mulliken 1904-6-1 s.n. Amador Sierra Nevada Mountains. Caminetti Ranch, near Jackson 487 Comment
  UC69679  Erigeron philadelphicus var. philadelphicus Earle Mulliken Jun 1 1904-Jun 20 1904 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mountains 487 Comment
  UC6540  Eriogonum luteolum var. pedunculatum Michener and Bioletti Aug. 1893 Amador Jackson Comment
  CAS-BOT-BC308142  Eriophyllum lanatum var. grandiflorum Geo. Hansen 1894-7-1 912 Amador Agric Sta. Comment
  CAS-BOT-BC308144  Eriophyllum lanatum var. grandiflorum Geo. Hansen 1894-7-1 912 Amador Agric Sta. 609 Comment
  GH427000  Eriophyllum lanatum var. grandiflorum George Hansen 1893-06-01 - 1893-07-01 912 Unknown Agre. Station 609 Comment
  UC195867  Eriophyllum lanatum var. grandiflorum Geo. Hansen 1895-6-6 1499 Amador Savage Hill 670 Comment
  UC31681  Eriophyllum lanatum var. grandiflorum Geo. Hansen 1891-1 Amador Comment
  UC90239  Eriophyllum lanatum var. grandiflorum Geo. Hansen 1895-6-1 912 Amador Agrc. Station 609 Comment
  UC903117  Eriophyllum lanatum var. grandiflorum Ethel Crum 1940-5-12 2112 Amador ne Jackson; Sierra Nevada foothills 609 Comment
  UCR184937  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2007-4-26 11833 Calaveras Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  UC186887  Eschscholzia caespitosa Geo. Hansen May 1893 550 Amador Jackson Sequoia Region 365 Comment
  UC186881  Eschscholzia californica Geo. Hansen 1896-3-26 1545 Amador Jackson Gate Sequoia Gigantea Region 487 Comment
  CDA19086  Euphorbia oblongata B. Villegas 2001-4-21 PDR 1198721 Amador Sacramento Valley; Intersection of Court and New York Ranch Rd and along creek to Placer Dr. 0 Comment
  UCR240732  Euthamia occidentalis George K. Helmkamp, E. A. Helmkamp 2012-9-1 19733 Amador Northern Sierra Nevada Mountains Foothills, aong CA-88 (Carson Pass Hwy) at the east end of Jackson; 0.2 mile east of the junction with CA-49 366 Comment
  UCR198537  Festuca myuros var. hirsuta George K. Helmkamp, E. A. Helmkamp 2008-3-12 13160 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  SEINET7417530 Image available Frangula californica subsp. californica Michener, Bioletti Aug 1893 s.n. Amador Jackson Comment
  CAS-BOT-BC62926  Frangula californica subsp. tomentella Mary Strong Clemens 1920-9-13 s.n. Amador Jackson. Comment
  CAS-BOT-BC62927  Frangula californica subsp. tomentella unspecified 1893-6-1 s.n. Amador Sutter Creek. Comment
  CAS-BOT-BC62934  Frangula californica subsp. tomentella J. G. Williamson 1891-1-1 s.n. Amador Agrc. Station. 609 Comment
  SBBG18930  Frangula californica subsp. tomentella M. A. Piehl 1959-8-2 59499 Amador ca. 2 mi SW of Jackson Comment
  UCD112764  Frangula californica subsp. tomentella Edwin A. Crosby 1952-5-4 31 Amador 3 miles south of Jackson on State Route 49. 457 Comment
  UCD121691  Galium aparine G. K. Helmkamp; E. A. Helmkamp 2007-4-26 11832 Calaveras Northern Sierra Nevada Mountains: along CA-49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line. 370 Comment
  UCR184938  Galium aparine George K. Helmkamp, E. A. Helmkamp 2007-4-26 11832 Calaveras Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  UC38567  Gastridium ventricosum Geo. Hansen 1892-1 614 Amador near Jackson Comment
  UC38568  Gastridium ventricosum Geo. Hansen 1896-6-18 1752 Amador Agrc. Station Agrc. Station, Sequoia Region; Sequoia Region, Agrc. Station 609 Comment
  UCR218190  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2010-5-31 16158 Amador Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek 402 Comment
  UCR217840  Geranium molle George K. Helmkamp, E. A. Helmkamp 2010-5-31 16154 Amador Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek 402 Comment
  UCR256501  Geranium molle George K. Helmkamp, Amy Barnes 2014-5-8 22858 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek 375 Comment
  RSA0094834  Geranium pusillum George K. Helmkamp, Amy Barnes 2014-5-8 22858 Amador Sierra Nevada Mountains Foothills. Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek. 375 Comment
  HSC12249  Gilia tricolor Gary J. Stebbins 1970-3-28 54 San Joaquin Along S.R. 88, 1.5 mi. SW of the Amador Co. line 38 Comment
  CAS-BOT-BC266543  Githopsis pulchella Geo. Hansen 1893-5-1 33 Amador Agrc Station 609 Comment
  CAS-BOT-BC266544  Githopsis pulchella Geo. Hansen 1895-5-1 1272 Amador Agrc Station 609 Comment
  UC627695  Githopsis pulchella subsp. pulchella I. C. Otis 1922-5-30 1228 Amador between Jackson and Mokulmne River 304 Comment
  CAS-BOT-BC305290  Grindelia hirsutula Geo. Hansen 1915-7-1 172 Amador Agr. Station 609 Comment
  UC32143  Grindelia hirsutula Geo. Hansen 1891-1 Amador Comment
  UC69917  Grindelia hirsutula Earle Mulliken Jun 1 1904-Jun 20 1904 113 Amador near Jackson; Sierra Nevada Mountains, Caminetti Ranch 487 Comment
  UC69918  Grindelia hirsutula Earle Mulliken Jun 1 1904-Jun 20 1904 113 Amador Caminetti Ranch near Jackson; Sierra Nevada Mountains 487 Comment
  UC1032164  Helenium puberulum P. L. Johannsen 1937-7-27 1268 Amador 1 1/4 mi nnw Jackson Butte; Jackson Quadrangle Comment
  UC32279  Helianthus bolanderi Michener and Bioletti 1893-8-1 Amador Jackson Comment
  UC1130232  Hesperolinon micranthum C. M. Belshaw 1936-6-30 2401 Amador 2.5 mi nnw Rich Gulch; Jackson Quad. 762 Comment
  UC572519  Hesperolinon micranthum C. M. Belshaw 1936-6-30 2401 Amador 2 1/2 mi nnw Rich Gulch; Jackson Quadrangle 762 Comment
  UC82432  Hoita orbicularis Geo. Hansen May 1892 4 Amador Agr. Station Sequoia Region (= Jackson) 609 Comment
  CAS-BOT-BC280692  Holcus lanatus Mary Strong Clemens 1921-9-13 s.n. Amador Jackson Comment
  UC38607  Holcus lanatus Geo. Hansen 1896-6-18 1746 Amador Agrc. Station 609 Comment
  CAS-BOT-BC280872  Hordeum brachyantherum subsp. brachyantherum Geo. Hansen 1895-5-1 1068 Amador Jackson Gate 457 Comment
  UC38660  Hordeum murinum subsp. leporinum Geo. Hansen 1896-6-17 1740 Amador Agricultural Station Sequoia Region, Agricultural Station 609 Comment
  UCD110384  Hypericum perforatum subsp. perforatum P. L. Johannsen 1937-7-9 1227 Amador 3 miles north northwest of West Point, Jackson. 975 Comment
  UC1614271  Hypochaeris glabra Charles M. Belshaw 1935-5-30 859 Amador just w. Jackson Comment
  UCR218189  Hypochaeris glabra George K. Helmkamp, E. A. Helmkamp 2010-5-31 16159 Amador Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek 402 Comment
  UC117140  Iris hartwegii Geo. Hansen May 1893 50 Amador Agrc. Station (= Jackson); Sequoia Region 609 Comment
  JEPS79461  Isoetes orcuttii Edward Lee with Charles Belshaw 1936-2-29 1760 Amador ca. 8 mi. by rd. e. of Ione on rd to Jackson Comment
  UCR10207  Jepsonia heterandra C. M. Belshaw 1935-12-1 213 Amador 1 mi east of Jacksonville 335 Comment
  UC1601719  Juncus bufonius var. occidentalis Geo. Hansen 1892-1 627 a Amador near Jackson Comment
  UCD80376  Juncus oxymeris CNPS SN Foothill Team 2006-6-15 SNNR 1064 Amador Kennedy Gold Mine, private. 396 Comment
  CAS-BOT-BC236758  Keckiella breviflora J. P. Moore 1878-5-1 s.n. Amador Jackson Comment
  CAS-BOT-BC236759  Keckiella breviflora E. C. 1893-7-1 s.n. Amador Sutter Creek Comment
  UC1614085  Keckiella breviflora var. breviflora Charles M. Belshaw 1935-5-30 871 Amador Vicinity of Jackson. Sierra Nevada foothills, west slope. Comment
  NY790186  Keckiella breviflora var. glabrisepala H. T. Edwards 05 1878 s.n. Amador Sutter Creek Comment
  SEINET2442710  Lactuca serriola George K. Helmkamp, E. A. Helmkamp 2009-8-6 15399 Amador Sierra Nevada Mountains Foothills. Along Hwy CA-88, 3.1 miles northeast of CA-49 in Jackson. 424 Comment
  UCR209564  Lactuca serriola George K. Helmkamp, E. A. Helmkamp 2009-8-6 15399 Amador Sierra Nevada Mountains Foothills, along Hwy CA-88, 3.1 miles northeast of CA-49 in Jackson 424 Comment
  SEINET3258014 Image available Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2008-3-12 13153 Amador Sierra Nevada Mountains Foothills; Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville. 229 Comment
  UCR198459  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2008-3-12 13153 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  UC1614270  Lathyrus Charles M. Belshaw 1935-5-30 856 Amador vicinity of Jackson (w slope of Sierra Nevada foothills); Sierra Nevada foothills Comment
  UC1614272  Lathyrus Charles M. Belshaw 1935-5-30 860 Amador vicinity of Jackson (w slope of Sierra Nevada foothills); Sierra Nevada foothills Comment
  SJSU8332  Lathyrus sulphureus T. N. Seeno 1962-4-28 188 Amador 1 mi S of Sutter Cr off Hwy 49 396 Comment
  SD212595  Lathyrus tingitanus G. K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10308 Amador Northern Sierra Nevada foothills; middle of the city Jackson, 0.1 mile north of the junction of CA-49 and Ca-88. 377 Comment
  UCD106684  Lathyrus tingitanus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10308 Amador Northern Sierra Nevada: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. 377 Comment
  UCR173834  Lathyrus tingitanus George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10308 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  UCR240733  Lathyrus tingitanus George K. Helmkamp, E. A. Helmkamp 2012-9-1 19732 Amador Northern Sierra Nevada Mountains Foothills, aong CA-88 (Carson Pass Hwy) at the east end of Jackson; 0.2 mile east of the junction with CA-49 366 Comment
  HSC23112  Layia fremontii Gary J. Stebbins 1970-3-28 53 San Joaquin Along S.R. 88, 1.5 mi. SW of the county line. 37 Comment
  UC1069713  Layia fremontii R. D. Roseberry 1935-4-16 25 Amador Jackson Quadrangle 91 Comment
  SEINET3147921  Layia pentachaeta subsp. pentachaeta J. L. Strother, A. R. Smith 1970-5-3 924 Amador Near Hwy 49, 1 mi N of Calaveras Co. boundary 427 Comment
  JEPS78662  Lepidium nitidum Edward Lee 1936-2-29 1753 Amador about 0.5 mi n Jackson (Jackson Gate Road) Comment
  UC1126680  Lepidium nitidum C. M. Belshaw 1936-2-29 1521 Amador 0.5 mi n Jackson (Jackson Gate Road); Jackson Quad. 426 Comment
  UC1613410  Lepidium nitidum Charles M. Belshaw 1936-2-29 1521 Amador 1/2 mi. n. Jackson (Jackson Gate Rd.) Comment
  UCD118617  Leptosiphon bicolor G. K. Helmkamp; E. A. Helmkamp 2007-4-26 11839 Calaveras Foothills, Northern Sierra Nevada Mountains along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line. 370 Comment
  OBI48831  Lessingia leptoclada Michener & Boletti, Boletti August 1893 s.n. Amador Jackson Comment
  SBBG19259  Lessingia leptoclada M. A. Piehl 1959-8-2 59501 Amador St Hwy 88 near Jackson Crk, ca. 2.7 mi E of Jackson Comment
  UC33171  Lessingia leptoclada Michener and Bioletti Aug. 1893 Amador Jackson Comment
  UC3708  Lilium humboldtii Geo. Hansen 1892-1 Amador Jackson Comment
  JEPS12986  Limnanthes alba subsp. versicolor Rimo Bacigalupi with G. T. Robbins 1955-5-5 5033 Amador slopes opposite Italian Picnic Grounds (just s of Sutter Creek); Sutter Hill 472 Comment
  UC17905  Limnanthes striata Geo. Hansen 1892-1 Amador Jackson Comment
  UC1368740  Linanthus montanus J. L. Strother and A. R. Smith 1970-5-3 927 Amador 1 mi n Calaveras County boundary (near Highway 49) 426 Comment
  UC69913  Linanthus montanus Earle Mulliken Jun 1 1904-Jun 20 1904 100 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mountains 487 Comment
  RSA747031  Linanthus parviflorus George K. Helmkamp, E. A. Helmkamp 2007-4-26 11839 Calaveras along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  UCR184936  Linanthus parviflorus George K. Helmkamp, E. A. Helmkamp 2007-4-26 11839 Calaveras Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  UC1614269  Lithophragma Charles M. Belshaw 1935-5-30 855 Amador vicinity of Jackson; Sierra Nevada Foothills Comment
  SJSU10353  Lithophragma affine T. N. Seeno 1962-4-28 190 Amador bu Hwy 49, 1 mi S of Sutter Cr 396 Comment
  UC11919  Lithophragma bolanderi Geo. Hansen 1892-1 Amador Jackson Comment
  UC1368741  Lithophragma bolanderi J. L. Strother and A. R. Smith 1970-5-3 926 Amador 1 mi n Calaveras County boundary (near Highway 49) 426 Comment
  UC69683  Lithophragma bolanderi Earle Mulliken June 1-20, 1904 105 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mountains 487 Comment
  UC38798  Lolium temulentum Geo. Hansen 1896-7-8 1716 Amador Sequoia Region, Agrc. Station 609 Comment
  CAS-BOT-BC240715  Lonicera interrupta Geo. Hansen 1892-5-1 137 Amador Agrc. Station 609 Comment
  UC193137  Lonicera interrupta Geo. Hansen May 1892 137 Amador Ager Station Sequoia Region 609 Comment
  CAS-BOT-BC241423  Lonicera involucrata var. involucrata Geo. Hansen 1892-5-1 196 Amador Agrc. Station 609 Comment
  UC82197  Lupinus albicaulis Geo. Hansen Aug 1892 746 Amador Agr Station e Jackson; Sequoia Region, e of Jackson 609 Comment
  UC82295  Lupinus albicaulis Geo. Hansen VII 1892 361 Amador near Jackson (Agr. Station); Sequoia Region, near Jackson 609 Comment
  CAS-BOT-BC201346  Lupinus albifrons var. albifrons Geo. Hansen 1893-4-1 368 Amador Mok. River, Amador & Calaveras County 548 Comment
  CAS-BOT-BC201347  Lupinus albifrons var. albifrons Geo. Hansen 1893-4-1 748 Amador Mok. River, Amador & Calaveras County 548 Comment
  CAS-BOT-BC201348  Lupinus albifrons var. albifrons Geo. Hansen 1893-4-1 983 Amador Mok. River, Amador & Calaveras County 548 Comment
  UC710402  Lupinus bicolor C. P. Smith 1946-5-3 46273 Amador highway 49, 3 mi s Jackson (Butte Store ruin) Comment
  UCD107249  Lupinus bicolor G. K. Helmkamp; E. A. Helmkamp 2007-4-26 11837 Calaveras Northern Sierra Nevada Mountains; along CA-49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line. 370 Comment
  UCR184949  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2007-4-26 11837 Calaveras Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  UC82149  Lupinus latifolius var. columbianus Geo. Hansen Aug. 1893 750 Amador Sutter Creek; Sequoia Region, Sutter Creek 457 Comment
  UC710405  Lupinus microcarpus var. densiflorus C. P. Smith 1946-5-3 46272 Amador Hiway 49 s edge Sutter Creek (town) Comment
  UC69914  Lupinus nanus Earle Mulliken June 1-20, 1904 104 Amador near Jackson (Caminetti Ranch); near Jackson 487 Comment
  UC710401  Lupinus nanus C. P. Smith 1946-5-3 46276 Amador hiway 49, 3 mi s Jackson (Butte Store ruin); s <of> Jackson Comment
  UCR173613  Lupinus nanus George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10311 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  UC483330  Lupinus stiversii Ann Wood 1918-5-10 Amador Sutter Creek Comment
  UC865472  Lupinus stiversii Ann Wood 1918-5-10 Amador Sutter Creek Comment
  UCD109602  Lupinus succulentus G. K. Helmkamp 2006-5-6 10316 Amador Northern Sierra Nevada foothills: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. 378 Comment
  UCR173610  Lupinus succulentus George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10316 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  CAS-BOT-BC231450  Lycium barbarum Carl B. Wolf 1933-8-9 5205 Amador South side of Jackson on road to Mokelumne Hill 396 Comment
  CAS-BOT-BC231451  Lycium barbarum Carl B. Wolf 1933-8-9 5205 Amador South side of Jackson on road to Mokelumne Hill 396 Comment
  RSA7206  Lycium barbarum Carl B. Wolf 1933-8-9 5205 Amador At south side of Jackson on road to Mokelumne Hill. 396 Comment
  CAS-BOT-BC342695  Madia elegans Geo. Hansen 1893-8-1 155 Amador Agrc. Station 609 Comment
  JEPS119406  Madia elegans subsp. densifolia G. K. Helmkamp, E. A. Helmkamp 2009-8-6 15398 Amador Sierra Nevada Mountains Foothills, along Hwy CA-88, 3.1 miles northeast of CA-49 in Jackson Comment
  SEINET2442643  Madia elegans subsp. densifolia George K. Helmkamp, E. A. Helmkamp 2009-8-6 15398 Amador Sierra Nevada Mountains Foothills: along Hwy CA-88 3.1 miles northeast of CA-49 in Jackson (Mokelumne Hill 7.5' Q.). 424 Comment
  UCR209562  Madia elegans subsp. densifolia George K. Helmkamp, E. A. Helmkamp 2009-8-6 15398 Amador Sierra Nevada Mountains Foothills, along Hwy CA-88, 3.1 miles northeast of CA-49 in Jackson 424 Comment
  UC336426  Marah fabacea Lemmon May 1878 Amador Jackson Comment
  UC102136  Marah watsonii Geo. Hansen Apr 1893 97 Amador Agrc. Station Sequoia Region, Jackson 609 Comment
  CAS-BOT-BC269346  Melica californica Geo. Hansen 1893-5-1 631 Amador Agrc. Station 609 Comment
  UC38823  Melica californica Geo. Hansen 1896-6-8 1719 Amador Agrc. Station; Sequoia Region 609 Comment
  UC38824  Melica californica Geo. Hansen 1892-1 631 Amador near Jackson Comment
  UC38875  Melica torreyana Geo. Hansen 1892-1 619 Amador near Jackson Comment
  GH365964  Mimulus aurantiacus C. M. Belshaw 1935-5-25 875 Unknown One mile south of Jackson Comment
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  UC565417  Mimulus aurantiacus var. aurantiacus Chas. M. Belshaw 1935-5-25 875 Amador 1 mi s jackson; Central Sierra Nevada foothills Comment
  UC162756  Mimulus douglasii Geo. Hansen Apr 1894 108 Amador near Jackson (Agrc. Station); Sequoia Region 609 Comment
  UC193597  Mimulus douglasii Geo. Hansen Mar 1892 188 Amador near Jackson (Agrc. Station); Sequoia Region 609 Comment
  UCR184946  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2007-4-26 11841 Calaveras Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  UC193539  Mimulus kelloggii Geo. Hansen III 1893 109 Amador Agrc. Station Sequoia Region 609 Comment
  UC103813  Mimulus nasutus Geo. Hansen May 1893 1287 Amador Agrc. Station Sequoia Region 609 Comment
  UCR256500  Mimulus tilingii George K. Helmkamp, Amy Barnes 2014-5-8 22859 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek 375 Comment
  UC8119  Minuartia douglasii Geo. Hansen 1892-1 Amador Jackson Comment
  JEPS81011  Montia fontana Edward Lee with Chas. Belshaw 1936-2-29 1759 Amador about 9 mi by road e of Ione (and road to Jackson, between Ione and Jackson) Comment
  UC13667  Montia fontana Geo. Hansen 1892-1 Amador Jackson Comment
  UC39906  Muhlenbergia filiformis Geo. Hansen 1892-1 603 Amador near Jackson 1828 Comment
  CAS-BOT-BC274972  Muhlenbergia rigens Geo. Hansen 1892-5-1 949 Amador Agrc. Station 609 Comment
  UC40010  Nassella pulchra Geo. Hansen 1896-5-26 1668 Amador Jackson Gate Sequoia Gigantea Region 457 Comment
  UC188504  Navarretia viscidula Geo. Hansen Jul 1893 130 Amador Jackson; ; Jackson, Amador Co. 396 Comment
  UC1368748  Nemophila heterophylla J. L. Strother and A. R. Smith 1970-5-3 Amador 1 mi n Calaveras County boundary (in Oak Woodland, near Highway 49); n of Calaveras County boundary 426 Comment
  UC24161  Nemophila heterophylla Geo. Hansen 1892-1 Amador Jackson Comment
  UCR198563  Nemophila pulchella var. gracilis George K. Helmkamp, E. A. Helmkamp 2008-3-12 13168 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.7 miles south of its junction with CA-49 just south of Jackson 345 Comment
  UCR240736  Oenothera elata subsp. hirsutissima George K. Helmkamp, E. A. Helmkamp 2012-9-1 19730 Amador Northern Sierra Nevada Mountains Foothills, aong CA-88 (Carson Pass Hwy) at the east end of Jackson; 0.2 mile east of the junction with CA-49 366 Comment
  UC39308  Panicum acuminatum var. acuminatum Geo. Hansen 1892-1 616 Amador near Jackson; near Jackson Comment
  UC39310  Panicum acuminatum var. acuminatum Geo. Hansen 1896-6-8 1723 Amador Agrc. Station; Sequoia Region, Agrc. Station 609 Comment
  UCD88545  Panicum acuminatum var. fasciculatum Geo. Hansen 1892-1 626 Amador near Jackson. Comment
  UC39105  Panicum capillare Geo. Hansen 1892-1 599 Amador near Jackson; near Jackson Comment
  UC42644  Pellaea andromedifolia Geo. Hansen Amador Jackson Comment
  UC69915  Penstemon azureus var. angustissimus Earle Mulliken June 1-20, 1904 114 Amador near Jackson (The Station; Caminetti Ranch); near Jackson, Caminetti Ranch, the Station Comment
  UCR173611  Phacelia parryi George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10315 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
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Feb 2 2007
  GH401644  Philadelphus insignis R. S. Ferris 1940-6-1 9851 Unknown on road between Jackson and Mokelume Hill Comment
  CAS-BOT-BC72722  Philadelphus lewisii D. E. Breedlove 1962-6-14 3691 Amador 3.8 miles south of Jackson on State Hwy. 8-49 426 Comment
  CAS-BOT-BC72723  Philadelphus lewisii C. B. Wolf; B. D. Stark 1933-9-22 5474 Amador W. slope Sierra Nevada, Mokelumne Hill - Jackson Road, 3/4 mi. No. of Mokelumne River 304 Comment
  CAS-BOT-BC77367  Philadelphus lewisii Roxana S. Ferris 1940-6-1 9851 Amador on road between Jackson and Mokelumne Hill Comment
  CAS-BOT-BC77368  Philadelphus lewisii D. E. Breedlove 1962-6-14 3691 Amador 3.8 miles south of Jackson on State Highway 8-49, Sierra Nevada 426 Comment
  RSA7572  Philadelphus lewisii Carl B. Wolf, B. D. Stark 1933-9-22 5474 Amador 3/4 mile north of Mukelumne River on Mukelumne Hill to Jackson Road. West slope of Sierra Nevada. 305 Comment
  UC858339  Philadelphus lewisii Carl B. Wolf 1933-6-30 5128 Amador Mokelumne Hill-Jackson Rd. 3/4 mi n Mokelumne River; W. Slope Sierra Nevada 304 Comment
  UCSB13205  Philadelphus lewisii Breedlove, Dennis 1962-6-14 Amador 3.8 miles south of Jackson on State Highway 8-49; Sierra Nevada 426 Comment
  SD40751  Philadelphus lewisii var. californicus Carl B. Wolf 1933-6-30 Amador W. slope Sierra Nevada. Mokelumne Hill - Jackson Road, 3/4 mi. no. of Mokelumne River. 305 Comment
  SJSU11452  Phlox speciosa I. J. Weatherby 1966-4-17 Amador between Daffodil Hill & Sutters Cr on State Hwy 49 Comment
  CAS-BOT-BC141240  Phoradendron serotinum subsp. tomentosum Geo. Hansen 1895-1-1 720 Amador Agrc. Station. Sequoia Region 609 Comment
  A355163  Phoradendron villosum George Hansen I 1895 720 Unknown Agrc. Station 609 Comment
  UC116722  Phoradendron villosum Geo. Hansen Jan 1895 720 Amador Agrc. Station Sequoia Region, Agrc. Station 609 Comment
  UC1281104  Physocarpus capitatus H. E. McMinn 1937-8-4 5054 Amador ca 3 mi up canyon from Jackson (on Kit Carson Hwy) Comment
  UC191332  Physocarpus capitatus Geo. Hansen 1893-4-7 236 Amador Jackson 457 Comment
  CAS-BOT-BC73133  Pinus lambertiana Geo. Hansen 1895-5-1 927 Amador Agrc. Station 609 Comment
  GH357037  Pinus lambertiana George Hansen IV 1895 928 Unknown Agrc. Station 609 Comment
  UC163  Pinus lambertiana George Hansen Apr 1895 928 Amador Agrc. Station Sequoia Region (Jackson) 609 Comment
  CAS-BOT-BC79008  Pinus ponderosa Geo. Hansen 1891-5-1 929 Amador Agrc. Station 609 Comment
  CDA28757  Pinus ponderosa S. M. Blank 2007-3-23 Z 1 /07 Amador Sierra Nevada; 3 mi ENE of Hwy 49 & Ridge Rd. Comment
  GH246883  Pinus ponderosa George Hansen III 1895 927 Unknown Agrc. Station 609 Comment
  GH246888  Pinus ponderosa George Hansen V 1894 929 Unknown Agrc. Station 609 Comment
  UC181  Pinus ponderosa Geo. Hansen 1893-11-1 929 Amador Agrc. Station Sequoia Region, Agrc. Station 609 Comment
  CAS-BOT-BC72823  Pinus sabiniana Geo. Hansen 1895-4-1 927 Amador Agrc. Station 609 Comment
  UCR198473  Pityrogramma triangularis George K. Helmkamp, E. A. Helmkamp 2008-3-12 13161 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  UCR184940  Pityrogramma triangularis var. triangularis George K. Helmkamp, E. A. Helmkamp 2007-4-26 11836 Calaveras Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  RSA0094835  Plectritis brachystemon George K. Helmkamp, Amy Barnes 2014-5-8 22857 Amador Sierra Nevada Mountains Foothills. Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek. 375 Comment
  UCR256502  Plectritis brachystemon George K. Helmkamp, Amy Barnes 2014-5-8 22857 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek 375 Comment
  UC1368742  Plectritis ciliosa subsp. insignis J. L. Strother, A. R. Smith 1970-5-3 925 Amador 1 mi n of Calaveras Countary boundary (near Highway 49) 426 Comment
  JEPS18316  Plectritis macrocera J. Magee 1935-4-9 M 2 Amador Jackson, Plot 9 Jackson; , Plot 9 76 Comment
  SEINET3162858  Plectritis macrocera J. L. Strother, A. R. Smith 1970-5-3 922 Amador near Hwy 49, 1 mi N of Calaveras Co. boundary 427 Comment
  UC1368745  Plectritis macrocera J. L. Strother, A. R. Smith 1970-5-3 922 Amador 1 mi n of Calaveras County Boundary (near Highway 49) 426 Comment
  UC39533  Poa annua Geo. Hansen 1892-1 629 Amador near Jackson Comment
  UC70939  Poa bolanderi Earle Mulliken Jun 1 1904-Jun 20 1904 106 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mts 487 Comment
  UCD90859  Poa compressa Geo. Hansen 1892-1 610 Amador near Jackson. Comment
  CAS-BOT-BC246614  Poa howellii Earle Mulliken 1904-6-1 106 Amador Sierra Nevada Mountains. Caminetti Ranch, near Jackson 487 Comment
  CAS-BOT-BC236360  Poa secunda subsp. secunda Geo. Hansen 1893-5-1 630 Amador Agrc. Station 609 Comment
  JEPS75403  Poa secunda subsp. secunda Wayne Roderick 1969-5-4 49 Amador near Sutter Creek (bordering CA Hwy 49) Comment
  UC39556  Poa secunda subsp. secunda Geo. Hansen 1892-1 630 Amador near Jackson Comment
  UC39654  Poa secunda subsp. secunda Geo. Hansen 1896-5-19 1659 Amador Agriculture Station; Sequoia Region 2438 Comment
  CAS-BOT-BC167544  Polygala cornuta var. cornuta Geo. Hansen 1893-8-1 470 Amador Agrc. Station 609 Comment
  UC42887  Polypodium calirhiza Geo. Hansen 1893-1 Amador Jackson Comment
  UC39763  Polypogon australis Geo. Hansen 1896-6-17 1744 Amador Sequoia Region Agrc. Station; Sequoia Region 609 Comment
  UC1614273  Polypogon interruptus Charles M. Belshaw 1935-5-25 862 Amador vicinity of Jackson; Sierra Nevada foothills Comment
  UC39743  Polypogon interruptus Geo. Hansen 1892-1 625 Amador near Jackson; near Jackson Comment
  UC39744  Polypogon interruptus Geo. Hansen 1892-1 622 Amador near Jackson; near Jackson Comment
  CAS-BOT-BC233232  Polypogon maritimus Geo. Hansen 1892-5-1 607 Amador Agrc. Station 609 Comment
  UC39762  Polypogon maritimus Geo. Hansen 1892-1 607 Amador near Jackson Comment
  CAS-BOT-BC36647  Quercus Geo. Hansen 1893-9-1 1230 Amador Agrc. Station 609 Comment
  CAS-BOT-BC36648  Quercus Geo. Hansen 1893-4-1 1220 Amador Savage Hill 609 Comment
  CAS-BOT-BC36649  Quercus Geo. Hansen 1894-4-1 924 Amador Savage Hill 609 Comment
  CAS-BOT-BC45804  Quercus Geo. Hansen 1893-7-1 915 Amador Agrc. Station 609 Comment
  CAS-BOT-BC45806  Quercus Geo. Hansen 1895-8-1 915 Amador Agrc. Station 609 Comment
  CAS-BOT-BC45809  Quercus Geo. Hansen 1895-8-1 1223 Amador Savage Hill 609 Comment
  CAS-BOT-BC105022  Quercus X morehus Clarence R. Quick 1954-9-24 54 -90 Amador Near Jackson 396 Comment
  CAS-BOT-BC105023  Quercus X morehus Clarence R. Quick 1954-9-24 54 -92 Amador Near Jackson 396 Comment
  CAS-BOT-BC105028  Quercus X morehus Geo. Hansen 1895-8-1 1231 Amador Agr. Station, Sequoia Region 609 Comment
  CAS-BOT-BC105029  Quercus X morehus Geo. Hansen 1892-4-1 1197 Amador Agr. Station, Sequoia Region 609 Comment
  GH343376  Quercus X morehus George Hansen VIII 1895 1231 Unknown Agrc. Station 609 Comment
  GH343377  Quercus X morehus George Hansen VIII 1895 915 Unknown Agrc. Station 609 Comment
  GH343378  Quercus X morehus George Hansen VII 1893 915 Unknown Agrc. Station 609 Comment
  GH343385  Quercus X morehus George Hansen IV 1892 1197 Unknown Agrc. Station 609 Comment
  UC5657  Quercus X morehus Geo. Hansen Apr 1893 1197 Amador Agr. Station Sequoia Region 609 Comment
  CAS-BOT-BC62678  Quercus chrysolepis Geo. Hansen 1895-1-1 966 Amador Agrc. Station 609 Comment
  CAS-BOT-BC62679  Quercus chrysolepis Geo. Hansen 1895-1-1 965 Amador Agrc. Station 609 Comment
  CAS-BOT-BC62680  Quercus chrysolepis Geo. Hansen 1895-9-1 1332 Amador Agrc. Station 609 Comment
  CAS-BOT-BC62682  Quercus chrysolepis Geo. Hansen 1892-4-1 207 Amador Agrc. Station 609 Comment
  GH344192  Quercus chrysolepis George Hansen 1895-01-01 - 1895-02-01 965 Unknown Agrc. Station 609 Comment
  GH344203  Quercus chrysolepis George Hansen IV 1892 207 Unknown Agrc. Station 609 Comment
  GH344204  Quercus chrysolepis George Hansen IX) 1895 1332 Unknown Agrc. Station 609 Comment
  UC5518  Quercus chrysolepis Geo. Hansen c. 1894 966 Amador Agriculture Station Sequoia Region 609 Comment
  UC5519  Quercus chrysolepis Geo. Hansen Apr 1892 207 Amador Agrc. Station Sequoia Region 609 Comment
  A344397  Quercus douglasii George Hansen 1895-8-11 1219 Unknown Savage Hill 670 Comment
  CAS-BOT-BC86626  Quercus douglasii Geo. Hansen 1895-8-1 1219 Amador Savage Hill 609 Comment
  CAS-BOT-BC86628  Quercus douglasii Geo. Hansen 1893-4-1 920 Amador Agrc. Station 609 Comment
  GH344330  Quercus douglasii George Hansen IV 1893 1920 Unknown Agrc. Station 609 Comment
  UC5564  Quercus douglasii Geo. Hansen Aug 1895 1219 Amador Savage Hill Sequoia Gigantea Region 670 Comment
  UC5570  Quercus douglasii Geo. Hansen Jun 1893 920 Amador Agrc. Station Sequoia Region 609 Comment
  UC5571  Quercus douglasii Geo. Hansen 1891-1 920 Amador Agricultural Station Comment
  A343067  Quercus kelloggii George Hansen 1895-4-27 1221 Unknown Savage Hill 670 Comment
  CAS-BOT-BC105129  Quercus kelloggii Geo. Hansen 1892-3-1 60 Amador Agrc. Station 609 Comment
  GH343106  Quercus kelloggii George Hansen III 1892 60 Unknown Agrc. Station 609 Comment
  GH343107  Quercus kelloggii George Hansen IV 1895 1221 Unknown Savage Hill 609 Comment
  GH343108  Quercus kelloggii George Hansen IV 1895 1221 Unknown Savage Hill 609 Comment
  GH343128  Quercus kelloggii George Hansen IX 1895 1230 Unknown Agrc. Station 609 Comment
  JEPS37701  Quercus kelloggii Mrs. G. A. Gordon 1835-10-29 1 Amador home of Mrs. G. A. Gordon Jackson Comment
  UC1602339  Quercus kelloggii Geo. Hansen Apr 1895 1221 Amador Savage Hill Sequoia Gigantea Region 670 Comment
  UC162947  Quercus kelloggii Geo. Hansen Aug 1895 1221 Amador Savage Hill Sequoia Gigantea Region 670 Comment
  UC162952  Quercus kelloggii Geo. Hansen Aug 1895 1223 Amador Savage Hill Sequoia Gigantea Region 670 Comment
  UC5625  Quercus kelloggii Geo. Hansen 1891-1 Amador Comment
  UC5626  Quercus kelloggii Geo. Hansen Mar 1891 60 Amador Agrc. Station Sequoia Region 609 Comment
  UC5664  Quercus kelloggii Geo. Hansen Apr 1895 1220 Amador Savage Hill Sequoia Gigantea Region 670 Comment
  UC565422  Quercus lobata Chas. M. Belshaw 1935-5-30 848 Amador 2 mi nw Jackson (on Jackson Gate Road, Central Sierra Nevada foothills); Central Sierra Nevada Comment
  CAS-BOT-BC104677  Quercus wislizeni Geo. Hansen 1893-4-1 926 Amador Agrc. Station 609 Comment
  CAS-BOT-BC104678  Quercus wislizeni Geo. Hansen 1895-1-1 967 Amador Agrc. Station 609 Comment
  CAS-BOT-BC104685  Quercus wislizeni Clarence R. Quick 1954-9-24 54 -91 Amador Sierra Nevada, near Jackson 396 Comment
  CDA22084  Quercus wislizeni Munson May 1955 Amador Near Jackson. 0 Comment
  GH343689  Quercus wislizeni George Hansen I 1895 967 Unknown Agrc. Station Comment
  GH343690  Quercus wislizeni George Hansen IV 1895 926 Unknown Agrc. Station 609 Comment
  UC5692  Quercus wislizeni Geo. Hansen Apr 1894 926 Amador Agrc. Station Sequoia Region 609 Comment
  UC5696  Quercus wislizeni Geo. Hansen Dec 1894 967 Amador Agrc. Station Sequoia Region 609 Comment
  UC5702  Quercus wislizeni Geo. Hansen Oct 1895 1457 Amador Agrc. Station Sequoia Region 609 Comment
  JEPS78663  Ranunculus californicus Edward Lee 1936-2-29 1755 Amador about 3/4 mi n Jackson (Jackson Gate Road) Comment
  UC1126152  Ranunculus occidentalis C. M. Belshaw 1936-2-29 1523 Amador 1 3/4 mi nw Judson (Jackson Gate Rd.); Jackson Quadrangle 487 Comment
  UC118183  Ranunculus occidentalis Geo. Hansen Mar 1893 124 Amador Agrc. Station Sequoia Region 609 Comment
  UC1614320  Ranunculus occidentalis Charles M. Belshaw 1936-2-29 1523 Amador 3/4 mi nw of Jackson (Jackson Gate Road); Jackson Gate Road Comment
  UC569924  Ranunculus occidentalis C. M. Belshaw 1936-2-29 1523 Amador Jackson Gate Rd 1 3/4 mi nw Judson; Jackson Quadrangle 487 Comment
  UCR217839  Raphanus raphanistrum George K. Helmkamp, E. A. Helmkamp 2010-5-31 16155 Amador Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek 402 Comment
  UC18598  Rhamnus tomentella subsp. tomentella Michener and Bioletti Aug 1893 Amador Jackson Comment
  JEPS78385  Ribes californicum Edward Lee 1936-2-29 1756 Amador ca. 8 road mi e Ione (between Ione and Jackson) Comment
  UC1182097  Ribes californicum Edward Lee 1936-2-29 1757 Amador ca. 8 road mi e Ione (between Ione and Jackson) Comment
Read comments
Jul 22 2018
  JEPS78664  Ribes californicum var. californicum Edward Lee 1936-2-29 1757 Amador Between lone and Jackson, ca 8 miles east (by road) of Ione. Comment
  CHSC55705  Robinia pseudoacacia Steven Triano 1988-4-29 100 Amador Ca 25 ft e of Hwy. 49 in s Sutter Creek and 0.5 mi n of Ridge Rd. 451 Comment
  CAS-BOT-BC74410  Rorippa curvisiliqua Ernest Braunton 1904-6-1 1062 Amador Ione. Sutter Creek. Comment
  CAS-BOT-BC147660  Rosa canina T. C. Fuller 1963-6-5 10572 Amador On bank of Jackson Creek, s. of Hwy 88 to Pine Grove, 2 mi. e. of Jackson Comment
  CDA3960  Rosa canina T. C. Fuller 1963-6-5 10572 Amador South of Highway 88 to Pine Grove, 2 miles east of Jackson. 0 Comment
  CDA3964  Rosa canina T. C. Fuller 1963-6-5 10572 Amador South of Highway 88 to Pine Grove, 2 miles east of Jackson. 0 Comment
  A346300  Rubus ursinus George Hansen VIII/1892 237 Unknown Agr. Station 609 Comment
  UCD101345  Rumex occidentalis G. K. Helmkamp 2006-5-6 10312 Amador Northern Sierra Nevada foothills: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. 701 Comment
  UCR173659  Rumex occidentalis George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10312 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  UC120237  Sagina apetala Geo. Hansen May 1892 537 Amador Ag. Station at Jackson; Sequoia Region 609 Comment
  A382851  Salix gooddingii George Hansen 1893-07-01 - 1893-08-01 198 Unknown South Jackson 457 Comment
  CAS-BOT-BC107854  Salix gooddingii Geo. Hansen 1892-7-1 198 Amador Jackson Comment
  UCD111122  Salix laevigata G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10307 Amador Northern Sierra Nevada foothills: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. 378 Comment
  UCR173832  Salix laevigata George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10307 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  CHSC55683  Sambucus mexicana Steven Triano 1988-4-29 101 Amador Ca 25 ft E of Hwy. 49 in S Sutter Creek and 0.5 mi N of Ridge Road. 451 Comment
  UCR217841  Sambucus mexicana George K. Helmkamp, E. A. Helmkamp 2010-5-31 16153 Amador Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek 402 Comment
  UCR198469  Sanicula crassicaulis George K. Helmkamp, E. A. Helmkamp 2008-3-12 13157 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  UCR198475  Sanicula crassicaulis George K. Helmkamp, E. A. Helmkamp 2008-3-12 13169 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.7 miles south of its junction with CA-49 just south of Jackson 345 Comment
  CDA5486  Scandix pecten-veneris T. C. Fuller 1963-6-5 10571 Amador South of Highway 88 to Pine Grove, 2 miles east of Jackson. 0 Comment
  UC2162  Scirpus microcarpus Geo. Hansen 1892-1 637 Amador near Jackson; near Jackson Comment
  UC104321  Scutellaria bolanderi subsp. bolanderi Geo. Hansen 1893-7-7 448 Amador South Jackson; Sequoia Region, South Jackson 457 Comment
  A427777  Senecio flaccidus var. douglasii George Hansen 1892-7-11 414 Unknown Jackson Gate 487 Comment
  SEINET3258007 Image available Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2008-3-12 13152 Amador Sierra Nevada Mountains Foothills; Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville. 229 Comment
  UCR198458  Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2008-3-12 13152 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  UC69677  Sidalcea asprella Earle Mulliken June 1-20, 1904 109 Amador Sierra Nevada Mountains, near Jackson, Caminetti Ranch 487 Comment
  RSA0094839  Sidalcea hartwegii George K. Helmkamp, Amy Barnes 2014-5-8 22861 Amador Sierra Nevada Mountains Foothills. Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek. 375 Comment
  UCR256514  Sidalcea hartwegii George K. Helmkamp, Amy Barnes 2014-5-8 22861 Amador Sierra Nevada Mountains Foothills, Sutter Creek-Volcano Road, 0.2 mile east of old CA-49 in town of Sutter Creek 375 Comment
  UC108869  Sidalcea malviflora subsp. asprella Geo. Hansen 1893-5-1 78 Amador Agrc. Station Sequoia Region, Agrc. Station 609 Comment
  JEPS27774  Silene bridgesii Geo. Hansen V 1894 525 Amador Agrc. Station Jackson; Sequoia Region, Jackson 609 Comment
  UC8486  Silene bridgesii Geo. Hansen 1892-1 Amador Jackson Comment
  UC3857  Smilacina racemosa Geo. Hansen 1892-1 Amador Jackson Comment
  UC3861  Smilacina racemosa Geo. Hansen 1892-1 Amador Jackson Comment
  UC1614164  Solanum xanti Charles M. Belshaw 1935-5-30 866 Amador vicinity of Jackson (w slope of Sierra Nevada Foothills); Sierra Nevada Foothills Comment
  UCR173658  Spartium junceum George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10309 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  CAS-BOT-BC236648  Sphenopholis obtusata Geo. Hansen 1893-5-1 615 Amador Agrc. Station 609 Comment
  UC38101  Sphenopholis obtusata Geo. Hansen 1892-1 615 Amador near Jackson Comment
  UCR198470  Stellaria media George K. Helmkamp, E. A. Helmkamp 2008-3-12 13164 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.7 miles south of its junction with CA-49 just south of Jackson 345 Comment
  UCR198478  Stellaria media George K. Helmkamp, E. A. Helmkamp 2008-3-12 13159 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  UC92380  Stephanomeria elata Geo. Hansen 1893-8-1 911 Amador Agrc. Station Sequoia Region 609 Comment
  UC34885  Styrax officinalis var. redivivus Geo. Hansen 1891-1 Amador Comment
  CAS-BOT-BC98037  Symphyotrichum lentum Geo. Hansen 1891-8-1 160 Amador Agrc. Station 609 Comment
  UCR198452  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2008-3-12 13166 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.7 miles south of its junction with CA-49 just south of Jackson 345 Comment
  UC1368746  Thysanocarpus curvipes var. curvipes J. L. Strother and A. R. Smith 1970-5-3 921 Amador Amador County near Highway 49, 1 mi n Calaveras County boundary 426 Comment
  UCR218191  Torilis arvensis George K. Helmkamp, E. A. Helmkamp 2010-5-31 16157 Amador Sierra Nevada Mountains Foothills, Church Street, becoming Sutter Creek-Volcano Road, 0.2 mile east of the village of Sutter Creek 402 Comment
  UC85336  Trifolium albopurpureum var. albopurpureum Geo. D. Butler 1893-4-7 22 Amador Jackson 396 Comment
  UC1129992  Trifolium ciliolatum C. M. Belshaw 1936-4-27 2003 Amador 1.2 mi s Jackson; Jackson quad 137 Comment
  UCD111193  Trifolium hirtum G. K. Helmkamp; E. A. Helmkamp 2007-4-26 11834 Calaveras Northern Sierra Nevada Mountains: along CA-49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line. 370 Comment
  UCR184939  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2007-4-26 11834 Calaveras Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  OBI78225  Trifolium obtusiflorum Michener & Bioletti, Bioletti August1893 s.n. Amador Jackson Comment
  SEINET3132711  Trifolium oliganthum J. L. Strother, AR Smith 1970-5-3 923 Amador Near Hwy 49, 1 mi N of Calaveras county boundary 427 Comment
  UC1368744  Trifolium oliganthum J. L. Strother and A. R. Smith 1970-5-3 923 Amador near Hwy 49 (1 mi n of Calaveras Co. boundary) Comment
  HSC12250  Trifolium variegatum Gary J. Stebbins 1970-3-28 55 San Joaquin Along S.R. 88, 1.5 mi. SW of the Amador Co. line Comment
  UC194321  Trifolium variegatum var. melananthum Geo. Hansen IV 1893 5 Amador Jackson 396 Comment
  UC40084  Trisetum canescens Geo. Hansen 1896-6-18 1748 Amador Agrc. Station Sequoia Region 609 Comment
  UCD80613  Trisetum canescens CNPS SN Foothill Team 2006-6-13 SNNR 1128 Amador Miwuk Indian Reservation, Jackson Rancheria. 510 Comment
  UC3289  Triteleia hyacinthina Geo. Hansen 1892-1 Amador Jackson Comment
  UC69680  Triteleia hyacinthina Earle Mulliken Jun 1 1904-Jun 20 1904 110 Amador near Jackson; Caminetti Ranch 487 Comment
  UC69678  Triteleia laxa Earle Mulliken Jun 1 1904-Jun 20 1904 112 Amador near Jackson (Caminetti Ranch); Sierra Nevada Mountains 487 Comment
  UCD139368  Triteleia laxa G. K. Helmkamp; E. A. Helmkamp 2007-4-26 11838 Calaveras Foothills, Northern Sierra Nevada Mountains along Ca-49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line. 370 Comment
  UCD139400  Triteleia laxa G. K. Helmkamp 2006-5-6 10313 Amador Northern Sierra Nevada foothills: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. 377 Comment
  UCR173996  Triteleia laxa George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10313 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  UCR184947  Triteleia laxa George K. Helmkamp, E. A. Helmkamp 2007-4-26 11838 Calaveras Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  UC8404  Vaccaria hispanica Geo. Hansen 1892-1 Amador Jackson Comment
  UC629738  Valerianella carinata Ethel Crum 1938-5-14 2040 Amador 3 mi ne Jackson (banks of Jackson Creek, foothills); banks of Jackson Creek 457 Comment
  UC629739  Valerianella locusta Ethel Crum 1938-5-14 2041 Amador 3 mi ne Jackson (banks of Jackson Creek); banks of Jackson Creek 457 Comment
  UCD124731  Verbascum thapsus P. L. Johannsen 1937-7-9 1217 Amador 3 miles north northwest of West Point, Jackson. 975 Comment
  UCD124742  Verbascum virgatum Leonard Day 1952-6-20 s.n. Amador Jackson. Roadside. Comment
  JEPS78384  Veronica persica Edward Lee 1936-2-29 1754 Amador about 3/4 mi n of Jackson (Jackson Gate Road); Jackson Gate Road Comment
  UC1143052  Veronica persica C. M. Belshaw 1936-2-29 1522 Amador 3/4 mi n of Jackson (Jackson Gate Road); Jackson Gate Road 426 Comment
  UC577872  Veronica persica C. M. Belshaw 1936-2-29 1522 Amador 3/4 mi n of Jackson (Jackson Gate Road) 426 Comment
  UCR198462  Veronica persica George K. Helmkamp, E. A. Helmkamp 2008-3-12 13158 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  UCR198472  Veronica persica George K. Helmkamp, E. A. Helmkamp 2008-3-12 13162 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.7 miles south of its junction with CA-49 just south of Jackson 345 Comment
  UC82522  Vicia americana var. americana Geo. Hansen Apr 1893 10 Amador Agri. Station (= Jackson); Sequoia Region 609 Comment
  SEINET3386500 Image available Vicia sativa subsp. nigra G. K. Helmcamp, E. A. Helmkamp 2008-3-12 13154 Amador Sierra Nevada Mountains Foothills: Middle Bar Road, 3.2 mi south of its junction with CA-49 at Scottsville 229 Comment
  UCD108912  Vicia sativa subsp. nigra G. K. Helmkamp; E. A. Helmkamp 2007-4-26 11835 Calaveras Northern Sierra Nevada Mountains; along CA-49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line. 370 Comment
  UCR198460  Vicia sativa subsp. nigra George K. Helmkamp, E. A. Helmkamp 2008-3-12 13154 Amador Sierra Nevada Mountains Foothills, Middle Bar Road, 3.2 miles south of its junction with CA-49 at Scottsville 229 Comment
  UCR184945  Vicia sativa subsp. sativa George K. Helmkamp, E. A. Helmkamp 2007-4-26 11835 Calaveras Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  UCD109114  Vicia villosa subsp. varia G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10310 Amador Northern Sierra Nevada foothills: middle of the city Jackson, 0.1 mile north of the junction of CA-49 and CA-88. 378 Comment
  UCR173765  Vicia villosa subsp. varia George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10310 Amador Northern Sierra Nevada foothills, middle of the city Jackson, 0.1 mile north of the junction of Calif. Hwy 49 and Calif. Hwy 88 378 Comment
  JEPS78665  Viola douglasii Edward Lee 1936-2-29 1761 Amador by road about 8 mi e of Ione (on road to Jackson, between Ione and Jackson) Comment
  UC1280938  Vitis californica H. E. McMinn 1937-8-4 5039 Amador Kit Carson Hwy about 3 mi up canyon from Jackson Comment
  UC1131794  Vulpia bromoides C. M. Belshaw 1936-4-27 2001 Amador 2.8 mi ne Jackson; Jackson Quad. 426 Comment
  CAS-BOT-BC199941  Vulpia microstachys var. ciliata Geo. Hansen 1893-5-1 632 Amador Agrc. Station 609 Comment
  UC38457  Vulpia microstachys var. ciliata Geo. Hansen 1893-1 632 Amador Agricultural Experimental Station 609 Comment
  UC38465  Vulpia myuros var. hirsuta Geo. Hansen 1896-6-17 623 Amador Agri. Station; Sequoia Region 609 Comment
  UC38475  Vulpia myuros var. hirsuta Geo. Hansen 1892-1 623 Amador near Jackson Comment
  JEPS19013  Woodwardia fimbriata Geo. Hansen Amador Jackson Comment
  UC1614163  Wyethia angustifolia Charles M. Belshaw 1935-5-30 864 Amador just w Jackson Comment
  CAS-BOT-BC26637  X Agropogon lutosus Geo. Hansen 1893-5-1 622 Amador Jackson Gate 457 Comment



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