38.40027 38.50027 -120.95583 -120.85583 UC/JEPS: Consortium Search Results
Search Results — 562 specimen records retrieved (562 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/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD128274  Achillea millefolium Beecher Crampton 1959-5-18 5215 Amador 5.1 miles south of Latrobe. Comment
  UCD63220  Achnatherum occidentale subsp. californicum G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11799 Amador Northern Sierra Nevada Mountains: junction of Tonzi Road and CA-124 about 7 miles north of Ione. 229 Comment
  SEINET7063165  Achyrachaena mollis A. G. Vestal 1963-4-9 s.n. Amador Serpentine on Ione-Plymouth Road [Route 124] about 1.1 miles south of its end at Route 16 [Waits Station}. UTM Zone 10, 683322mE, 4256071mN. (WGS84/NAD83). 198 Comment
  SEINET953770  Acmispon americanus var. americanus G. K. Helmkamp, E. A. Hemkamp 2006-1 11569 Amador Central Valley/Northern Sierra Nevada Foothills: along CA-16 0.2 mile east of Waits Station, southwest of Plymouth (Irish Hill 7.5' Q.) 305 Comment
  CAS-BOT-BC133148  Adenostoma fasciculatum Geo. Hansen 1892-1-1 s.n. Amador [Dry Town] Drytown 182 Comment
  CAS-BOT-BC133149  Adenostoma fasciculatum Geo. Hansen 1892-6-1 233 Amador Drytown 152 Comment
  CAS-BOT-BC133150  Adenostoma fasciculatum Geo. Hansen 1893-6-2 233 Amador Drytown 152 Comment
  UC1745996  Adenostoma fasciculatum Annetta M. Carter, Beryl Schreiber, Ethel Crum 1937-8-22 1324 Amador 14.4 mi. NE of Ione. Comment
  UCD34005  Adenostoma fasciculatum Beecher Crampton 1975-8-27 9254 Amador 4.5 miles N of Ione (by road) on State Highway 124 at Tonzi Road. Comment
  UCR256486  Adenostoma fasciculatum George K. Helmkamp, Amy Barnes 2014-5-8 22839 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  JEPS74837  Aegilops triuncialis L. R. Heckard, T. I. Chuang and R. Bacigalupi 1975-5-22 4047 Amador just e. of site of Waits Station (along Rte. 16, 2 mi. w. of junction w/ Rte. 49) Comment
  UCD51552  Aegilops triuncialis Beecher Crampton 1959-5-18 5214 Amador 6.5 miles south of Latrobe. Comment
  UCR242647  Agoseris George K. Helmkamp, E. A. Helmkamp 2010-4-3 15802 Amador Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  SEINET7063166  Agoseris heterophylla A. G. Vestal 1963-4-9 s.n. Amador Serpentine on Ione-Plymouth Road [Route 124] about 1.1 miles south of its end at Route 16 [Waits Station}. UTM Zone 10, 683322mE, 4256071mN. (WGS84/NAD83). 198 Comment
  CAS-BOT-BC22817  Agoseris heterophylla var. cryptopleura Rimo Bacigalupi; G. T. Robbins 1955-5-6 5039 Amador Along Ione-Plymouth Road, 6.5 miles NE of Ione 228 Comment
  JEPS12991  Agoseris heterophylla var. cryptopleura Rimo Bacigalupi with G. T. Robbins 1955-5-6 5039 Amador 6.5 mi ne, along Ione-Plymouth road Ione 228 Comment
  UC1125478  Agoseris heterophylla var. cryptopleura G. T. Nordstrom 1936-4-27 771 Amador 1 1/4 mi nw Sugarloaf; Jackson Quad. 213 Comment
  JEPS36242  Agoseris heterophylla var. heterophylla W. L. Jepson 1929-4-29 15219 Amador 5 mi n Ione; Dry Creek Hills 167 Comment
  UC903206  Agoseris heterophylla var. heterophylla Ethel Crum 1934-4-22 1663 Amador 4 mi sw Plymouth; Sierra Nevada foothills 152 Comment
  CAS-BOT-BC138878  Agrostis microphylla Beecher Crampton 1957-5-28 4055 Amador State Highway 16, ca. 3.5 miles west of Drytown. Comment
  JEPS68394  Agrostis microphylla W. L. Jepson 1929-4-29 15239 Amador Willow Springs sta. Sacramento, Jackson Road 198 Comment
  SEINET3916472  Agrostis microphylla D. W. McNeal 1974-4-10 1422 Amador Above a rd. cut on Hwy. #124 just E of the jct. of Tonzi Rd, E of Ione and 3.7 mi. W of Hwy. #16.; 0 Comment
  UCD37121  Agrostis microphylla Beecher Crampton 1957-5-28 4055 Amador Amador County, 3.5 miles west of Drytown, 0.25 mile east of Willow Springs School, along State Highway 16. Comment
  UCD53005  Agrostis microphylla Beecher Crampton 1955-3-29 2374 Amador 0.8 miles south of Watt's Station, 7 miles northeast of Ione. Comment
  UCD53034  Agrostis microphylla Beecher Crampton 1973-10-23 9029 Amador 3 miles west of Plymouth. Comment
  UCD53039  Agrostis microphylla Beecher Crampton 1957-5-28 4055 Amador 1/4 mile east of Willow Springs School, along State Hwy. 16, 3.5 miles west of Drytown. Comment
  UCR185227  Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2007-4-23 11793 Amador Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 252 Comment
  UC1135124  Alnus rhombifolia G. T. Nordstrom 1936-4-19 736 Amador 1 1/2 mi e Plymouth; Jackson Quadrangle Comment
  SEINET3245638  Amaranthaceae G. K. Helmkamp, E. A. Helmkamp 2008-1 14303 Amador Northern Sierra Nevada Mountains Foothills: along CA-49, 0.2 mile south of Plymouth (Amador City 7.5') 314 Comment
  SEINET3246134  Amaranthaceae G. K. Helmkamp, E. A. Helmkamp 2009-1 15678 Amador Sierra Nevada Mountains Foothills: along Hwy CA-49, 1.0 mile south of Plymouth, 1.3 mi. north of Drytown. 303 Comment
  UCR182151  Amaranthus albus George K. Helmkamp, E. A. Helmkamp 2006-10-23 11570 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  RSA0105204  Amsinckia intermedia George K. Helmkamp 2014-3-14 22562 Amador Eastern Sacramento Valley/Sierra Nevada Foothills: along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth. 250 Comment
  SD260215  Amsinckia intermedia George K. Helmkamp 2014-3-14 22562 Amador Eastern Sacramento Valley / Sierra Nevada Foothills: along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth. 249 Comment
  SEINET13297587 Image available Amsinckia intermedia George K. Helmkamp 2014-1 22562 Amador Eastern Sacramento Valley/Sierra Nevada Foothills: along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth (Irish Hill 7.5' Q.) 250 Comment
  UCR242636  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2010-4-3 15808 Amador Foothills Northern Sierra Nevada Mountains, Willow Creek Road, 1.2 miles north of its junction with CA-124, 3.7 mi. NE (22 deg. ) of Ione 175 Comment
  UCR272768  Amsinckia intermedia George K. Helmkamp 2014-3-14 22562 Amador Eastern Sacramento Valley/Sierra Nevada Foothills, along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth 250 Comment
  SEINET12480120  Amsinckia menziesii H. R. Holbo 1961-3-31 s.n. Amador Near Horse Creek. 183 Comment
  UCD119745  Amsinckia menziesii G. K. Helmkamp; E. A. Helmkamp 2007-3-17 11641 Amador Sacramento Valley/Sierra Nevada Foothills: Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road. 210 Comment
  UCR189485  Amsinckia retrorsa George K. Helmkamp, E. A. Helmkamp 2007-3-17 11641 Amador Sacramento Valley/ Sierra Nevada Foothills, Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road 210 Comment
  UCR253510  Amsinckia retrorsa George K. Helmkamp 2014-4-5 22659 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  RSA0081178  Anagallis arvensis George K. Helmkamp, E. A. Helmkamp 2006-10-6 11479 Amador Along Calif. Hwy 49, 1.1 miles south of Plymouth. 314 Comment
  UCD117447  Anagallis arvensis G. K. Helmkamp; E. A. Helmkamp 2006-10-23 11562 Amador Central Valley/ Northern Sierra Nevada Foothills along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  UCR179788  Anagallis arvensis George K. Helmkamp, E. A. Helmkamp 2006-10-6 11479 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth 314 Comment
  UCR182141  Anagallis arvensis George K. Helmkamp, E. A. Helmkamp 2006-10-23 11562 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  SEINET7073076  Aphanes occidentalis A. G. Vestal 1963-4-9 s.n. Amador On the Ione-Plymouth Road (Route 124) about 1.1 miles south of its end at Route 16. UTM Zone 10, 683433mE, 4255806mN. Coordinate datum: NAD27. Comment
  SEINET3246664  Arceuthobium occidentale R. L. Mathiasen 2011-1 1243 Unknown USA. CALIFORNIA. 6 km S of St. Rte. 124. 210 Comment
  JEPS91243  Arctostaphylos X helleri Dean William Taylor Amador along road from Ione to Placerville, about 5 mi E of town 228 Comment
  RSA632966  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25034 Amador Irish Hill Road, 8 km north of Highway 104, west of I-one. 90 Comment
  RSA632967  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25035 Amador Irish Hill Road, 3 km north of Highway 104, west of I-one. 70 Comment
  RSA632968  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25036 Amador Irish Hill Road, 3 km north of Highway 104, west of I-one. 70 Comment
  RSA632969  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25031 Amador Irish Hill Road, 8 km north of Highway 104, west of I-one. 90 Comment
  RSA632970  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25037 Amador Irish Hill Road, 3 km north of Highway 104, west of I-one. 70 Comment
  RSA632972  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25030 Amador Irish Hill Road, 8 km north of Highway 104, west of I-one. 90 Comment
  RSA632973  Arctostaphylos manzanita Jon E. Keeley 1993-9-14 25033 Amador Irish Hill Road, 8 km north of Highway 104, west of I-one. 90 Comment
  RSA122401  Arctostaphylos manzanita subsp. manzanita A. E. Wieslander 1938-10-27 868 Amador Sugar Loaf, Jackson quadrangle. 213 Comment
  UC1389147  Arctostaphylos manzanita subsp. manzanita A. E. Wieslander 1938-10-27 868 Amador Sugar Loaf Jackson Quadrangle 213 Comment
  RSA636974  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-14 25038 Amador Irish Hill Road, 3 km north of Highway 104, west of I-one. 70 Comment
  RSA636982  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-14 25040 Amador Irish Hill Road, 3 km north of Highway 104, west of I-one. 70 Comment
  RSA636984  Arctostaphylos viscida subsp. viscida Jon E. Keeley 1993-9-14 25039 Amador Irish Hill Road, 3 km north of Highway 104, west of I-one. 70 Comment
  UC412695  Arctostaphylos viscida subsp. viscida W. P. Taylor 1912-3-19 Amador 3 mi e Carbondale 152 Comment
  UCD121332  Asclepias fascicularis G. K. Helmkamp; E. A. Helmkamp 2006-10-23 11561 Amador Central Valley/Northern Sierra Nevada Foothills: along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  UCR182143  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2006-10-23 11561 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  JEPS59992  Aspidotis californica W. L. Jepson 1929-4-29 15229 a Amador Sacramento-Jackson Rd Willow Springs Station 188 Comment
  JEPS29817  Astragalus gambelianus Rimo Bacigalupi and L. R. Heckard 1962-5-31 8561 Amador at hill summit on road between Ione and Watts Station (Calif. 104) 6.5 mi n Ione; n of Ione 213 Comment
  SEINET7073071  Astragalus gambelianus A. G. Vestal 1963-4-9 s.n. Amador On the Ione-Plymouth Road (Route 124) about 1.1 miles south of its end at Route 16. UTM Zone 10, 683433mE, 4255806mN. Coordinate datum: NAD27. Comment
  CDA25626  Atriplex canescens subsp. canescens G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13102 Amador Northern Sierra Nevada Mountains Foothills; Along Highway CA-49, 0.6 mile south of Plymouth. Comment
  RSA746968  Atriplex canescens subsp. canescens George K. Helmkamp, E. Helmkamp 2008-10-30 14303 Amador along CA-49, 0.2 mile south of Plymouth 314 Comment
  UCR194979  Atriplex canescens subsp. canescens George K. Helmkamp, E. A. Helmkamp 2007-10-13 13102 Amador Northern Sierra Nevada Mountains Foothills, along Hwy CA-49, 0.6 mile south of Plymouth 314 Comment
  UCR205159  Atriplex canescens subsp. canescens George K. Helmkamp, E. A. Helmkamp 2008-10-30 14303 Amador Northern Sierra Nevada Mountains Foothills, along CA-49, 0.2 mile south of Plymouth 314 Comment
  UCR219001  Atriplex canescens subsp. canescens George K. Helmkamp, E. A. Helmkamp 2009-10-11 15678 Amador Sierra Nevada Mountains Foothills, along Hwy CA-49, 1.0 mile south of Plymouth, 1.3 mi. north of Drytown 303 Comment
  UCR252993  Atriplex canescens subsp. canescens George K. Helmkamp, E. A. Helmkamp 2013-11-15 22486 Amador Sierra Nevada Mountains Foothills, along Hwy CA-49, 1.0 mile south of Plymouth 303 Comment
  SD197734  Atriplex canescens var. canescens G. K. Helmkamp, E. A. Helmkamp 2008-10-30 14303 Amador Northern Sierra Nevada Mountains Foothills; along CA-49, 0.2 mile south of Plymouth. 313 Comment
  UC1119674  Baccharis pilularis G. T. Nordstrom 1936-4-18 694 Amador 2 1/4 mi nw of Sugarloaf (Jackson); Jackson 213 Comment
  JEPS18807  Blennosperma nanum var. nanum W. L. Jepson 1929-4-29 15252 Amador Willow Spring Comment
  SD234799  Blennosperma nanum var. nanum G. K. Helmkamp, E. A. Helmkamp 2007-3-17 11637 Amador Sacramento Valley/ Sierra Nevada Foothills: along CA-49, 0.3 mile south of Plymouth (Amador City 7.5'Q) 334 Comment
  SEINET3258015 Image available Blennosperma nanum var. nanum George K. Helmkamp, E. A. Helmkamp 2008-3-12 13151 Amador Sierra Nevada Mountains Foothills; along CA-49 at the south end of Plymouth. 319 Comment
  SEINET9312264  Blennosperma nanum var. nanum Unknown 2007-3-17 11637 Amador Sacramento Valley/Sierra Nevada Foothills: along Ca-49, 0.3 mi S of Plymouth (Amador City). Open grazing grassland. Comment
  UCD129587  Blennosperma nanum var. nanum G. K. Helmkamp; E. A. Helmkamp 2007-3-17 11637 Amador Sacramento Valley/Sierra Nevada Foothills: Hwy. CA-49, 0.3 mile south of Plymouth. 335 Comment
  UCR189446  Blennosperma nanum var. nanum George K. Helmkamp, E. A. Helmkamp 2007-3-17 11637 Amador Sacramento Valley/ Sierra Nevada Foothills, along CA-49, 0.3 mile south of Plymouth 335 Comment
  UCR198457  Blennosperma nanum var. nanum George K. Helmkamp, E. A. Helmkamp 2008-3-12 13151 Amador Sierra Nevada Mountains Foothills, along CA-49 at the south end of Plymouth 319 Comment
  RSA0070100  Blepharipappus scaber George K. Helmkamp, Amy Barnes 2014-5-8 22838 Amador Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg ) of Ione. 188 Comment
  SBBG129261  Blepharipappus scaber G. K. Helmkamp, A. Barnes 2014-5-8 22838 Amador Tonzi Rd, 0.4 mi E of its jct with CA-124, 4.5 air mi NE of Ione 188 Comment
  UCR256485  Blepharipappus scaber George K. Helmkamp, Amy Barnes 2014-5-8 22838 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  UCD57085  Brachypodium distachyon Beecher Crampton 1959-5-18 5213 Amador 6.5 miles south of Latrobe. Comment
  UCR242821  Brassica kaber George K. Helmkamp, E. A. Helmkamp 2010-4-3 15813 B Amador Foothills Northern Sierra Nevada Mountains, Willow Creek Road, 1.2 miles north of its junction with CA-124, 3.7 mi. NE (22 deg. ) of Ione 175 Comment
  JEPS72946  Briza minor W. L. Jepson 1929-4-29 21187 Amador Willow Springs road station 198 Comment
  JEPS7621  Brodiaea minor Rimo Bacigalupi with G. L. Stebbins Jr., L. Heckard, and K. Jakob 1951-5-13 3322 Amador serpentine area long State Hwy 16 0.6 mi e junction with dirt road going north to Latrobe 207 Comment
  JEPS34373  Bromus hordeaceus Rimo Bacigalupi and L. R. Heckard 1963-5-13 8851 a Amador 1/3 mi e of Willow Springs School (along Cal. Highway 16, at crossing of a tributary of Willow Creek, 0.5 mi w of junction with hwy 104 (formerly Waits Station)); Willow Creek 195 Comment
  UCR253546  Bromus hordeaceus George K. Helmkamp 2014-4-5 22669 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  UCR254599  Bromus hordeaceus George K. Helmkamp 2014-3-14 22556 Amador Eastern Sacramento Valley/Sierra Nevada Foothills, along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth 250 Comment
  UC1131250  Bromus madritensis subsp. rubens G. T. Nordstrom 1936-5-3 784 Amador 2 mi ssw of Sugarloaf 213 Comment
  JEPS29818  Calandrinia ciliata Rimo Bacigalupi and L. R. Heckard 1962-5-31 8562 Amador at hill summit on road between Ione and Waits Station (Calif. 104) 6.5 mi n Ione 213 Comment
  SEINET7073073  Calandrinia ciliata A. G. Vestal 1963-4-9 s.n. Amador On the Ione-Plymouth Road (Route 124) about 1.1 miles south of its end at Route 16. UTM Zone 10, 683433mE, 4255806mN. Coordinate datum: NAD27. Comment
  UCR184973  Calandrinia ciliata George K. Helmkamp, E. A. Helmkamp 2007-4-23 11810 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UCR272771  Calandrinia ciliata George K. Helmkamp 2014-3-14 22566 Amador West end Sacramento Valley, Willow Creek Road, 1.1 miles south of Hwy E-16 253 Comment
  SEINET7072648  Calochortus albus A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  UC1134441  Calochortus albus G. T. Nordstrom 1936-4-18 695 Amador 1.5 mi sw Bisbee Pk.; Jackson Quad. 213 Comment
  JEPS40389  Calycadenia multiglandulosa W. L. Jepson 1929-4-29 15257 Amador Willow Springs Station, Sacramento-Jackson road 198 Comment
  JEPS5014  Calycadenia multiglandulosa Rimo Bacigalupi with G. L. Stebbins, L. R. Heckard, and Karl Jacob 1951-5-13 3327 Amador along State Highway No. 16, 0.6 mi e of junction with dirt road going off n to Latrobe, drainage basin of Willow Creek Willow Creek 207 Comment
  JEPS74834  Calycadenia multiglandulosa L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1975-5-22 4044 Amador 2 mi w of junction with Route 49 (along route 16, just e of site of Waits Station); Route 16 Comment
  UC1142993  Calycadenia multiglandulosa G. T. Nordstrom 1936-4-27 700 Amador 1 1/4 mi nw Sugar Loaf; Jackson Quad. 213 Comment
  UC1228155  Calycadenia multiglandulosa Beecher Crampton 1960-6-6 5556 Amador 3.6 mis w of Plymouth Comment
  UCR136523  Calycadenia multiglandulosa Beecher Crampton 1975-8-27 9255 Amador Northern Sierra Nevada foothills, 4.5 miles north of Ione (by road) on Hwy 124 at Tonzi Road 168 Comment
  CAS-BOT-BC7138  Camissonia hirtella George Hansen 1892-7-1 543 Amador Drytown 152 Comment
  UCR170971  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2006-3-19 10096 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 south of Plymouth 323 Comment
  UCR242637  Cardamine oligosperma George K. Helmkamp, E. A. Helmkamp 2010-4-3 15809 Amador Foothills Northern Sierra Nevada Mountains, Willow Creek Road, 1.2 miles north of its junction with CA-124, 3.7 mi. NE (22 deg. ) of Ione 175 Comment
  CHSC85709  Carex dudleyi G. F. Hrusa; Jeff Hart 1994-4-23 11820 Amador Cosumnes River Drainage. Along tributary of Cosumnes River approx. 200 meters E of Latrobe Rd. bridge. LAT/LONG: 38deg 30' N; 120deg 53' W. 150 Comment
  JEPS15605  Castilleja attenuata Rimo Bacigalupi with G. Thomas Robbins 1955-5-6 5038 Amador 4.8 mi ne Ione (long road frome Ione to Plymouth) 152 Comment
  JEPS16807  Castilleja exserta subsp. exserta Rimo Bacigalupi with G. Thomas Robbins 1955-5-6 5042 Amador 3.7 mi sw Plymouth (at junction of Calif Hwys 16 and 104) 207 Comment
  SEINET14046186  Castilleja hololeuca H. R. Holbo 1961-3-31 s.n. Amador Horse Creek. 183 Comment
  JEPS29807  Castilleja lacera Rimo Bacigalupi, and L. R. Heckard 1962-5-30 8551 Amador 1 mi w Waits Station (along Calif Hwy 16, 0.6 mi e of junction of road from Latrobe) 207 Comment
  JEPS34372  Castilleja lacera Rimo Bacigalupi, and L. R. Heckard 1963-5-13 8851 Amador .33 mi e Willow Springs School (along Calif Hwy 16, at crossing of a tributary of Willow Creek, 0.5 mi w of junction with Highway 104 (formerly Waits Station)); Willow Creek 195 Comment
  JEPS74833  Castilleja lacera L. R. Heckard, T. I. Chuang and R. Bacigalupi 1975-5-22 4043 Amador 2 mi w Route 16 junction with Route 49 (along Route 16, just e of site of Waits Station) Comment
  UCD37120  Castilleja lineariloba Beecher Crampton 1957-5-28 4050 Amador 3.5 miles west of Drytown, 0.25 mile east of Willow Springs School, along State Highway 16. Comment
  UC577663  Castilleja subinclusa G. T. Nordstrom 1936-4-24 744 Amador 0.7 mi se Bisbee Peak (nw of Plymouth); Jackson Quad. 243 Comment
  JEPS35368  Castilleja subinclusa subsp. subinclusa G. T. Nordstrom 1936-4-24 744 Amador 0.7 mi se Bisbee Peak; Jackson Quad. 243 Comment
  UCR253512  Ceanothus cuneatus subsp. cuneatus George K. Helmkamp 2014-4-5 22666 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  UC569940  Ceanothus integerrimus G. T. Nordstrom 1936-4-18 701 Amador 1 1/4 miles southwest of Bisbee Peak 213 Comment
  RSA122439  Ceanothus palmeri C. M. Belshaw 1936-4-27 15214 Amador 3 3/4 miles WNW of Bisbee Peak, Placerville. 122 Comment
  RSA122440  Ceanothus palmeri G. T. Nordstrom 1936-4-18 14708 Amador 1.25 mi S.W. of Bisbee Pk. 213 Comment
  UCR182152  Centaurium muehlenbergii George K. Helmkamp, E. A. Helmkamp 2006-10-23 11564 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  UCD121504  Centaurium tenuiflorum G. K. Helmkamp; E. A. Helmkamp 2006-10-23 11564 Amador Central Valley/Northern Sierra Nevada Foothills: along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  UC1123402  Centaurium venustum P. L. Johannsen 1937-7-22 1266 Amador 2.5 mi ene Amador; Jackson Quad. 365 Comment
  JEPS29819  Centromadia fitchii Rimo Bacigalupi and L. R. Heckard 1962-5-31 8563 Amador 6.5 mi n Ione 213 Comment
  OBI74755  Centromadia fitchii G. K. Helmkamp, E. A. Helmkamp 2006-10-6 11475 Amador N Sierra Nevada Mts Foothills; along hwy Ca-49, 1.1 mi S of Plymouth (Amador City 7.5' Q) 314 Comment
  SD234820  Centromadia fitchii G. K. Helmkamp, E. A. Helmkamp 2006-10-6 11475 Amador Northern Sierra Nevada Mountains: along Hwy CA-49, 1.1 miles south of Plymouth (Amador City 7.5'Q) 313 Comment
  UC1930995  Centromadia fitchii G. K. Helmkamp, E. K. Helmkamp 2006-10-6 11475 Amador Northern Sierra Nevada Mountains Foothills: along Hwy CA-49, 1.1 miles south of Plymouth Comment
  JEPS29808  Chaenactis glabriuscula var. glabriuscula Rimo Bacigalupi, and L. Heckard 1962-5-30 8552 Amador 1 mi w Waits Station (.6 mi e of junction of road from Latrobe, along Hwy 16) 207 Comment
  JEPS34203  Chaenactis glabriuscula var. glabriuscula W. L. Jepson 1929-4-29 12256 Amador Willow Springs Station; Sacramento-Jackson Road 198 Comment
  UC1119720  Chaenactis glabriuscula var. glabriuscula G. T. Nordstrom 1936-4-27 770 Amador 1 1/4 mi nw of Sugar Loaf; Jackson 213 Comment
  JEPS29536  Chorizanthe polygonoides var. polygonoides Paul C. Hutchison 1962-4-28 2365 Amador 7 mi n Ione (between Plymouth and Ione on Highway 104 one mi s of junction with Highway 16); n of Ione 228 Comment
  JEPS29809  Chorizanthe polygonoides var. polygonoides Rimo Bacigalupi and L. R. Heckard 1962-5-30 8553 Amador 1 mi w Wait's Station (0.6 mi e of junction of road from Latrobe, along Calif. Highway 16); w of Wait's Station 207 Comment
  JEPS29816  Chorizanthe polygonoides var. polygonoides Rimo Bacigalupi, and L. R. Heckard 1962-5-31 8560 Amador at hill summit on road between Ione and Waits Station (Calif. 104) 6.5 mi n Ione; n of Ione 213 Comment
  JEPS32574  Chorizanthe polygonoides var. polygonoides Paul C. Hutchison 1963-4-27 2679 Amador 7 1/2 mi n Ione (along road n of Ione leading to Waits Road Station [at junction with Calif. State Highway No. 16]); n of Ione Comment
  CHSC57019  Clarkia arcuata Steven Triano 1988-4-29 85 Amador Ca 75 ft s of Jackson Road and 0.1 mi e of Willow Springs Creek. 198 Comment
  JEPS74835 Image available Clarkia arcuata L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1975-5-22 4045 Amador 2 mi w Route 49 (along Route 16, just e of site of Waits Station) Comment
  JEPS78448 Image available Clarkia arcuata L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1975-5-22 4045 Amador 2 mi w Route 49 (along Route 16, just e of site of Waits Station) Comment
  JEPS8492  Clarkia arcuata Rimo Bacigalupi with G. L. Stebbins Jr., L. Heckard, and K. Jakob 1951-5-13 3325 Amador 0.6 mi e of junction with dirt road going north to Latrobe (along State Highway 16) 207 Comment
  UC1122366  Clarkia arcuata G. T. Nordstrom 1936-4-27 764 Amador 1 1/4 mi nw Sugar Loaf; Jackson Quadrangle Comment
  UC572584  Clarkia arcuata G. T. Nordstrom 1936-4-27 764 Amador 1 1/4 mi nw Sugar Loaf; Jackson Quadrangle 213 Comment
  UCD103989  Clarkia arcuata Edwin A. Crosby 1952-5-4 26 Amador 3.5 miles NW of Drytown, on State Highway 16. 243 Comment
  UCD85034  Clarkia arcuata Dena Grossenbacher; Stefanie Porter 2009-5-15 993 Amador Along both sides of Highway 16, 0.6 miles east of La Trobe Road junction. 195 Comment
  JEPS8289  Clarkia purpurea subsp. quadrivulnera Rimo Bacigalupi with G. L. Stebbins Jr., L. Heckard, and K. Jakob 1951-5-13 3324 Amador 0.6 mi e of junction with dirt road going n to Latrobe (along State Highway 16) 207 Comment
  UCD85035  Clarkia purpurea subsp. quadrivulnera Dena Grossenbacher; Stefanie Porter 2009-5-15 994 Amador Along both sides of Highway 16, 0.6 miles east of La Trobe Road junction. 195 Comment
  JEPS43333  Claytonia exigua subsp. exigua W. L. Jepson 1929-4-29 15234 Amador Sacramento to Jackson road (Willow Springs Station) 198 Comment
  UCR170973  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2006-3-19 10093 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 south of Plymouth 323 Comment
  UCD100729  Claytonia perfoliata G. K. Helmkamp; E. A. Helmkamp 2007-3-17 11640 Amador Sacramento Valley/Sierra Nevada Foothills; Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road. 210 Comment
  UCR189484  Claytonia perfoliata George K. Helmkamp, E. A. Helmkamp 2007-3-17 11640 Amador Sacramento Valley/ Sierra Nevada Foothills, Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road 210 Comment
  SBBG122641  Claytonia perfoliata subsp. perfoliata G. K. Helmkamp, E. A. Helmkamp 2007-3-17 11640 Amador St Hwy 24, 3.2 mi SW of Plymouth near Tonzi Rd 210 Comment
  UC1032540  Collinsia heterophylla G. T. Nordstrom 1936-4-19 732 Amador 1 1/2 mi w of Plymouth 274 Comment
  UCD148588  Collinsia heterophylla G. F. Hrusa; Jeff Hart 1994-4-23 11822 El Dorado along Latrobe Road immediately west of Latrobe Road Bridge over Cosumnes River. 150 Comment
  JEPS6341  Collinsia sparsiflora var. collina W. L. Jepson 1929-4-29 15243 Amador 1 mi s Willow Spring Station 198 Comment
  JEPS16275  Cordylanthus pilosus subsp. hansenii B. Schreiber 1937-8-22 2461 Amador 7.2 mi ne Ione; Jackson Quadrangle 182 Comment
  JEPS60480  Cordylanthus pilosus subsp. hansenii T. I. Chuang and L. R. Heckard 1969-8-19 6729 Amador 5 mi n Ione (along Tonzi rd, 1/2 mi w of its junction with SR 104) 152 Comment
  JEPS74912  Cordylanthus pilosus subsp. hansenii T. I. and Fei-Mei Chuang 1975-7-9 7521 Amador 5 mi n Ione (along Tonzi rd, 1/2 mi w of its junction with Rt 104) Comment
  SEINET4676119  Cordylanthus pilosus subsp. hansenii Annetta Carter 1937-8-22 1326 Amador 7.2 miles north of Ione.; 0 366 Comment
  UC1540453  Cordylanthus pilosus subsp. hansenii Annetta Carter 1937-8-22 1326 Amador 7.2 mi n Ione 365 Comment
  UC588128  Cordylanthus pilosus subsp. hansenii Annetta Carter 1937-8-22 1326 Amador 7.2 mi n Ione 365 Comment
  UCD162371  Cotula coronopifolia Chuck Hughes 2015-5-27 429 Amador About 1 mile northwest of intersection of Highway 16 and Highway 124. 242 Comment
  UC1745995  Crocanthemum suffrutescens Annetta M. Carter, Beryl Schreiber, Ethel Crum 1937-8-22 1323 Amador 14.4 mi NE of Ione; ; ; 14.4 mi. NE of Ione. Comment
  UCD162385  Crucianella angustifolia Chuck Hughes 2015-5-27 431 Amador About 1.4 miles northwest of intersection of Highway 16 and Highway 124. 276 Comment
  SD197717  Cryptantha G. K. Helmkamp, E. A. Helmkamp 2007-4-23 11814 Amador Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124, ca. 7.0 miles north of Ione. 228 Comment
  RSA0094877  Cryptantha flaccida George K. Helmkamp, Amy Barnes 2014-5-8 22842 Amador Sacramento Valley/Sierra Nevada Foothills. Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg ) of Ione. 188 Comment
  UCD120114  Cryptantha flaccida G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11814 Amador Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione. 229 Comment
  UCR184976  Cryptantha flaccida George K. Helmkamp, E. A. Helmkamp 2007-4-23 11814 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UCR256498  Cryptantha flaccida George K. Helmkamp, Amy Barnes 2014-5-8 22842 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  JEPS29815  Cryptantha intermedia Rimo Bacigalupi, and L. R. Heckard 1962-5-31 8559 Amador 6.5 mi n Ione (or 1.0 mi s of Waits Station, on road between Ione and Waits Station) 213 Comment
  JEPS67656  Cryptantha intermedia W. L. Jepson 1929-4-29 15226 Amador Willow Springs road station Willow Springs 198 Comment
  SDSU20826  Cryptantha mariposae George L. Helmkamp, E. A. Helmkamp 2010-4-3 15796 Amador Low foothills northern Sierra Nevada Mountains: 4.35 mi. NE of Ione, Junction of Tonzi Road and CA-124/East Plymouth HWY. 180 Comment
  UCR242632  Cryptantha mariposae George K. Helmkamp, E. A. Helmkamp 2010-4-3 15796 Amador Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  CHSC56528  Cryptantha milobakeri Steven Triano 1988-4-29 84 Amador Ca 75 ft s of Jackson Road and 0.1 mi e of Willow Springs Creek. 198 Comment
  UCD147092  Cynosurus echinatus Chuck Hughes 2013-5-9 376 Amador About 0.5 mile west of Highway 49, southwest of the City of Plymouth. 359 Comment
  UCR182281  Cyperus eragrostis George K. Helmkamp, E. A. Helmkamp 2006-10-23 11571 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  SEINET7072649  Delphinium variegatum A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  UCD96612  Delphinium variegatum Edwin A. Crosby 1952-5-4 27 Amador 3.5 miles northwest of Drytown, on State Route 16. 243 Comment
  CAS-BOT-BC17007  Delphinium variegatum subsp. variegatum Edwin A. Crosby 1952-5-4 27 Amador 3.5 miles northwest of Drytown, on state route 16. 243 Comment
  UC1126069  Delphinium variegatum subsp. variegatum G. T. Nordstrom 1936-4-27 766 Amador 1 1/4 mi nw Sugar Loaf; Jackson Quadrangle Comment
  JEPS68498  Deschampsia danthonioides W. L. Jepson 1929-4-29 15237 Amador 1 mi. s. Willow Spring Sta. (Sacramento-Jackson Rd.) 198 Comment
  UCR242633  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2010-4-3 15797 Amador Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  UCR253466  Dichelostemma capitatum subsp. capitatum George K. Helmkamp 2014-4-5 22650 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  UC1133986  Dichelostemma multiflorum G. T. Nordstrom 1936-4-28 772 Amador 3 mi wsw Sugar Loaf; Jackson Quad. 213 Comment
  CDA7163  Dittrichia graveolens G. K. Helmcamp, E. A Helmcamp 2006-10-23 11567 Amador Central Valley/Northern Sierra Foothills; Along CA-16, 0.2 miles E of Waits Station, southwest of Plymouth. Comment
  RSA725960  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2006-10-23 11567 Amador Central Valley/Northern Sierra Nevada Foothills: along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  SD236185  Dittrichia graveolens G. K. Helmkamp, E. A. Helmkamp 2006-10-23 11567 Amador Central Valley/Northern Sierra Nevada Foothills: along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  UCD131227  Dittrichia graveolens G. K. Helmkamp; E. A. Helmkamp 2006-10-23 11567 Amador Central Valley/Northern Sierra Nevada Mountains Foothills: along Hwy. CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  UCR182148  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2006-10-23 11567 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  RSA0081173  Eleusine tristachya George K. Helmkamp, E. A. Helmkamp 2006-10-6 11473 Amador Along Calif. Hwy 49, 1.1 miles south of Plymouth. 314 Comment
  RSA725818  Eleusine tristachya George K. Helmkamp, E. A. Helmkamp 2006-10-6 11473 Amador Northern Sierra Nevada Mountains Foothills: along Hwy CA-49, 1.1 miles south of Plymouth. 314 Comment
  SD234758  Eleusine tristachya G. K. Helmkamp, E. A. Helmcamp 2006-10-6 11473 Amador Northern Sierra Nevada Mountains Foothills: along Hwy Ca-49, 1.1 miles south of Plymouth 313 Comment
  UCR179819  Eleusine tristachya George K. Helmkamp, E. A. Helmkamp 2006-10-6 11473 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth 314 Comment
  CDA31725  Elymus elymoides M. S. Bergseng 1958-6-22 1923 Amador Between Michigan Bar & Drytown 0 Comment
  UCD94853  Elymus multisetus Beecher Crampton 1957-5-28 4056 Amador 1/4 mile E of Willow Springs School, ca. 3.5 miles W of Drytown, State Highway 16. Comment
  RSA0081167  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2006-10-6 11474 Amador Along Calif. Hwy 49, 1.1 miles south of Plymouth. 314 Comment
  SEINET12814380  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2006-1 11474 Amador Northern Sierra Nevada Mountains Foothills; along Hwy CA 49, 1.1 mi S of Plymouth. 326 Comment
  UCR179816  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2006-10-6 11474 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth 314 Comment
  UCD65654  Eragrostis pectinacea var. miserrima Beecher Crampton 1954-8-3 2257 Amador Road shoulder, Willow Springs School, Hwy 16, 4 miles west of Drytown. Comment
  UCD32785  Eragrostis pilosa Beecher Crampton 1954-8-3 2257 Amador 4 miles west of Drytown, along highway 16, Willow Springs School, roadside. Comment
  UC482963  Erigeron foliosus var. hartwegii H. L. Mason 1932-4-24 Amador between Ione and Latrobe (Dry Creek Bridge); Dry Creek Comment
  UC1118180  Erigeron philadelphicus var. philadelphicus G. T. Nordstrom 1936-4-24 747 Amador 0.7 mi se Bisbee Peak; Jackson Quad. 243 Comment
  JEPS21094  Eriodictyon californicum G. T. Nordstrom 1936-4-18 698 Amador 1 1/4 mi SW of Bisbee Peak; Jackson Quad. Comment
  UC572202  Eriodictyon californicum G. T. Nordstrom 1936-4-18 698 Amador 1.25 mi southwest of Bisbee Peak; Jackson Quad. 213 Comment
  UCR253513  Eriodictyon californicum George K. Helmkamp 2014-4-5 22665 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  UC1032209  Eriogonum nudum var. oblongifolium G. T. Nordstrom 1936-4-27 767 Amador 1 1/4 mi nw Sugar Loaf; Jackson quadrangle Comment
  UC1118275  Eriophyllum lanatum var. grandiflorum G. T. Nordstrom 1936-5-1 776 Amador 2.6 mi ne Churchbell Hill; Jackson Quad. 213 Comment
  UC1130272  Erodium botrys G. T. Nordstrom 1936-4-24 748 Amador 3 mi w Bisbee Peak; Jackson Quad. 182 Comment
  UCR253514  Erodium botrys George K. Helmkamp 2014-4-5 22664 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  UCR253456  Erodium moschatum George K. Helmkamp 2014-4-5 22661 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  OBI8966  Eryngium castrense Robert F. Hoover 1968-5-15 11089 Amador Irish Hill Rd west of Ione Comment
  UC1392829  Eryngium castrense R. F. Hoover 1968-5-15 11089 Amador Irish Hill Rd. w. Ione Comment
  CHSC57001  Erythranthe guttata Steven Triano 1988-4-29 87 Amador Growing around the perimeter of a livestock watering hole at the headwaters of Dry Creek, ca 250 ft sw of Hwy. 49 and 0.7 mi s of its jct. with Hwy. 16. 213 Comment
  CAS-BOT-BC402953  Eschscholzia californica Edwin A. Crosby 1952-5-4 28 Amador 3.5 miles northwest of Drytown, on state route 16 243 Comment
  CAS-BOT-BC402956  Eschscholzia californica Geo. Hansen 1896-4-8 1553 Amador Drytown 152 Comment
  RSA0105156  Eschscholzia californica George K. Helmkamp 2014-3-14 22568 Amador West end Sacramento Valley: Willow Creek Road, 1.1 miles south of Hwy E-16. 253 Comment
  UCD95303  Eschscholzia californica Edwin A. Crosby 1952-5-4 28 Amador 3.5 miles northwest of Drytown, on State Route 16. 243 Comment
  UCD95314  Eschscholzia californica G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11811 Amador Northern Sierra Nevada Mountains - junction of Tonzi Road and CA-124 about 7 miles north of Ione. 229 Comment
  UCR173651  Eschscholzia californica George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10155 Amador Northern Sierra Nevada Foothills, ESE of Sacramento; 1.0 mi south of Plymouth along Calif. Hwy 49 326 Comment
  UCR184974  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2007-4-23 11811 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UCR272769  Eschscholzia californica George K. Helmkamp 2014-3-14 22568 Amador West end Sacramento Valley, Willow Creek Road, 1.1 miles south of Hwy E-16 253 Comment
  RSA748977  Eschscholzia lobbii George K. Helmkamp, E. A. Helmkamp 2007-4-23 11809 Amador junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  SBBG128845  Eschscholzia lobbii G. K. Helmkamp, E. A. Helmkamp 2010-4-3 15799 Amador 4.35 mi NE (31 deg) of Ione, jct of Tonzi Rd and CA-124 180 Comment
  SD197844  Eschscholzia lobbii G. K. Hemlkamp, E. A. Helmkamp 2007-4-23 11809 Amador Northern Sierra Nevada Mountains: junction of Tonzi Road and CA-124 about 7 miles north of Ione. 228 Comment
  SD241120  Eschscholzia lobbii George K. Helmkamp, E. A. Helmkamp 2010-4-3 15799 Amador Low foothills northern Sierra Nevada Mountains: 4.35 mi. NE (31a^z) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy (Irish Hill 7.5'Q) 180 Comment
  UCD95372  Eschscholzia lobbii G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11809 Amador Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124 about 7 miles north of Ione. 229 Comment
  UCR184972  Eschscholzia lobbii George K. Helmkamp, E. A. Helmkamp 2007-4-23 11809 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UCR242634  Eschscholzia lobbii George K. Helmkamp, E. A. Helmkamp 2010-4-3 15799 Amador Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  UCR253585  Eschscholzia lobbii George K. Helmkamp 2014-4-5 22653 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  UCD142632  Euphorbia nutans G. K. Helmkamp; E. A. Helmkamp 2006-10-23 11566 Amador Central Valley/Northern Sierra Nevada; along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  UCR182147  Euphorbia nutans George K. Helmkamp, E. A. Helmkamp 2006-10-23 11566 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  UCR185330  Festuca dertonensis George K. Helmkamp, E. A. Helmkamp 2007-4-23 11796 Amador Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 252 Comment
  UCR253509  Festuca dertonensis George K. Helmkamp 2014-4-5 22654 B Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  UCR253586  Festuca microstachys var. pauciflora George K. Helmkamp 2014-4-5 22652 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  SEINET13262620 Image available Festuca myuros var. hirsuta George K. Helmkamp 2014-1 22560 Amador along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth 250 Comment
  UCR189482  Festuca myuros var. hirsuta George K. Helmkamp, E. A. Helmkamp 2007-3-17 11638 Amador Sacramento Valley/ Sierra Nevada Foothills, Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road 210 Comment
  UCR253508  Festuca myuros var. hirsuta George K. Helmkamp 2014-4-5 22654 A Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  UCR272996  Festuca myuros var. hirsuta George K. Helmkamp 2014-3-14 22560 Amador Eastern Sacramento Valley/Sierra Nevada Foothills, along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth 250 Comment
  UCR253511  Festuca perennis George K. Helmkamp 2014-4-5 22657 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  UCD112772  Frangula californica G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11817 Amador Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124 about 7 miles north of Ione. 229 Comment
  UC1123376  Fraxinus latifolia G. T. Nordstrom 1936-3-3 786 Amador 1.4 mi ssw Sugarloaf; Jackson Quad. 182 Comment
  UCD121689  Galium aparine G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11801 Amador Northern Sierra Nevada Mountains: junction of Tonzi Road and CA-124 about 7 miles north of Ione. 229 Comment
  CDA36253  Galium parisiense G. K. Helmkamp, E. A. Helmkamp 2007-4-23 11801 Amador Foothills, Northern Sierra Nevada Mountains; Junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione. Comment
  UCR184961  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2007-4-23 11801 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  JEPS6501  Galium tricornutum W. L. Jepson 1929-4-29 15245 Amador 1 mi s Willow Springs (Sacramento-Jackson rd) 198 Comment
  CDA36252  Geranium dissectum G. K. Helmkamp, E. A. Helmkamp 2007-4-23 11794 Amador Foothills, Northern Sierra Nevada Mountains; Along CA Hwy 124, 0.25 mile from its junction with Hwy 16. Comment
  UC1130329  Geranium dissectum G. T. Nordstrom 1936-4-17 691 Amador 1 mi sw Plymouth; Jackson Quad. 335 Comment
  UCD103340  Geranium dissectum G. K. Helmkamp; Elizabeth Helmkamp 2006-4-7 10157 Amador Northern Sierra Nevada Foothills: ESE of Sacramento, 1.0 mi S of Plymouth along CA Hwy 49. 326 Comment
  UCD103346  Geranium dissectum G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11794 Amador Northern Sierra Nevada Mountains. Along CA Hwy 124, 0.25 mile from its junction with Hwy 16. 252 Comment
  UCR173653  Geranium dissectum George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10157 Amador Northern Sierra Nevada Foothills, ESE of Sacramento; 1.0 mi south of Plymouth along Calif. Hwy 49 326 Comment
  UCR185225  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2007-4-23 11794 Amador Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 252 Comment
  UCD103426  Geranium molle G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11804 Amador Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124 about 7 miles north of Ione. 229 Comment
  UCR184967  Geranium molle George K. Helmkamp, E. A. Helmkamp 2007-4-23 11804 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UCR256484  Geranium robertianum George K. Helmkamp, Amy Barnes 2014-5-8 22837 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  CAS-BOT-BC520365  Gilia tricolor subsp. diffusa George K. Helmkamp 2014-4-5 22655 Amador Sierra Nevada Foothills: jct of Tonzi Rd and CA-124, NE of Ione 201 Comment
  JEPS85983  Gilia tricolor subsp. diffusa W. L. Jepson 1929-4-29 15253 Amador Willow Sprs sta Willow Sprs sta. 198 Comment
  RSA0013378  Gilia tricolor subsp. diffusa George K. Helmkamp, E. A. Helmkamp 2010-4-3 15795 Amador Low foothills northern Sierra Nevada Mountains: 4.35 mi. NE (31 degrees) of Ione, junction of Tonzi Road and CA-124 / East Plymouth Hwy 180 Comment
  RSA0070099  Gilia tricolor subsp. diffusa George K. Helmkamp, Amy Barnes 2014-5-8 22835 Amador Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg ) of Ione. 188 Comment
  RSA748978  Gilia tricolor subsp. diffusa George K. Helmkamp, E. A. Helmkamp 2007-4-23 11808 Amador junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  SBBG129274  Gilia tricolor subsp. diffusa G. K. Helmkamp, A. Barnes 2014-5-8 22835 Amador Tonzi Rd, 0.4 mi E of its jct with CA 124, 4.5 air mi NE (35 deg) of Ione 188 Comment
  SEINET11261462  Gilia tricolor subsp. diffusa George Helmkamp, Amy Barnes 2014-5-8 22835 Amador Sacramento Valley/Sierra Nevada Foothills on Tonzi Road, 0.4 miles E of the junction with CA-124. 4.5 air miles NE (35 degrees) of Ione.; 0 188 Comment
  SEINET11262586  Gilia tricolor subsp. diffusa George Helmkamp, E. A. Helmkamp 2010-4-3 15795 Amador Low foothills northern Sierra Nevada Mountains: 4.35 mi. NE (311/4) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy (Irish Hill 7.5' Q.).; 0 180 Comment
  SEINET2441334  Gilia tricolor subsp. diffusa George K. Helmkamp, E. A. Helmkamp 2007-4-23 11808 Amador Foothills, Northern Sierra Nevada Mountains: junction of Tonzi Road and CA-124 about 7 miles north of Ione (Irish Hill 7.5' Q.). 229 Comment
  UC1123842  Gilia tricolor subsp. diffusa G. T. Nordstrom 1936-4-24 751 Amador 1.1 mi wsw Bisbee Peak; Jackson Quad., wsw of Bisbee Peak Comment
  UCD117971  Gilia tricolor subsp. diffusa G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11808 Amador Foothills, Northern Sierra Nevada Mountains junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione. 229 Comment
  UCR184971  Gilia tricolor subsp. diffusa George K. Helmkamp, E. A. Helmkamp 2007-4-23 11808 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UCR242593  Gilia tricolor subsp. diffusa George K. Helmkamp, E. A. Helmkamp 2010-4-3 15795 Amador Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  UCR253584  Gilia tricolor subsp. diffusa George K. Helmkamp 2014-4-5 22655 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  UCR256504  Gilia tricolor subsp. diffusa George K. Helmkamp, Amy Barnes 2014-5-8 22835 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  CAS-BOT-BC266547  Githopsis pulchella Geo. Hansen 1892-6-1 497 Amador Drytown 152 Comment
  CAS-BOT-BC266550  Githopsis pulchella Edwin A. Crosby 1952-5-4 29 Amador 3.5 miles NW of Drytown, on state route 16 243 Comment
  JEPS28829  Githopsis pulchella subsp. pulchella L. R. Heckard with R. Bacigalupi 1962-5-30 1303 Amador 0.6 mi e State Highway 16 junction with road from Latrobe (along State Highway 16, 1.0 mi w of Waits Station); Willow Creek 207 Comment
  JEPS5737  Githopsis pulchella subsp. pulchella Rimo Bacigalupi with G. L. Stebbins, L. R. Heckard, and Karl Jacob 1951-5-13 3328 Amador 0.6 mi e State Highway 16 junction with dirt road n to Latrobe (along State Highway 16, drainage of Willow Creek); Willow Creek 207 Comment
  JEPS74836  Githopsis pulchella subsp. pulchella L. R. Heckard, T. I. Chuang, and R. Bacigalupi 1975-5-22 4046 Amador 2 mi w Route 16 junction with Route 49 (just e of site of Waits Station) Comment
  UC987766  Githopsis pulchella subsp. pulchella Edwin A. Crosby 1952-5-4 29 Amador 3.5 mi nw Drytown (on State Route 16) 243 Comment
  JEPS17971  Githopsis pulchella subsp. serpentinicola George B. Rossbach 1955-5-22 511 Amador 6.5 mi n Ione Comment
  UCD66991  Githopsis pulchella var. glabra Edwin A. Crosby 1952-5-4 29 Amador 3.5 miles north-west of Drytown, on state route 16. 243 Comment
  CDA6074  Grindelia camporum T. C. Fuller 1963-6-5 10581 Amador North of junction of Highways 49 & 16, 1 mile north of Drytown. 0 Comment
  RSA0081164  Hemizonia fitchii George K. Helmkamp, E. A. Helmkamp 2006-10-6 11475 Amador Along Calif. Hwy 49, 1.1 miles south of Plymouth. 314 Comment
  UCR179793  Hemizonia fitchii George K. Helmkamp, E. A. Helmkamp 2006-10-6 11475 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth 314 Comment
  JEPS30263  Hesperevax acaulis var. acaulis Paul C. Hutchison 1963-4-27 2681 Amador 7.5 mi n Ione (along road to State Highway 16, (at Waits Road Station)) Comment
  CAS-BOT-BC403788  Hesperocnide tenella Geo. Hansen 1892-6-1 423 Amador Drytown 152 Comment
  JEPS11790  Heterocodon rariflorum W. L. Jepson 1929-4-29 15244 Amador 1 mi s Willow Springs station (Sacramento-Jackson road) 198 Comment
  CDA25931  Heteromeles arbutifolia M. S. Bergseng 1958-6-3 Amador North of Ione. 0 Comment
  UC466689  Heteromeles arbutifolia W. P. Taylor 1912-3-19 Amador 5 mi e Carbondale 152 Comment
  UC936105  Hordeum brachyantherum subsp. brachyantherum G. L. Stebbins Jr. 1951-6-5 4094 Amador 5 mi SE of Latrobe (on road to Plymouth) Comment
  UC1132519  Hordeum marinum subsp. gussoneanum G. T. Nordstrom 1936-4-27 768 Amador 1 1/4 mi nw Sugar Loaf; Jackson Quad. Comment
  UCR253457  Hordeum murinum subsp. leporinum George K. Helmkamp 2014-4-5 22660 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  UC1746009  Hypericum concinnum Annetta M. Carter, Beryl Schreiber, Ethel Crum 1937-8-22 1325 Amador 14.4 mi. NE of Ione. Comment
  SEINET7073075  Hypericum perforatum A. G. Vestal 1963-4-9 s.n. Amador On the Ione-Plymouth Road (Route 124) about 1.1 miles south of its end at Route 16. UTM Zone 10, 683433mE, 4255806mN. Coordinate datum: NAD27. Comment
  UCD133468  Hypochaeris radicata G. K. Helmkamp; Elizabeth Helmkamp 2006-4-7 10156 Amador Northern Sierra Nevada Foothills: ESE of Sacramento, 1.0 mi S of Plymouth along CA Hwy 49. 326 Comment
  UCR173652  Hypochaeris radicata George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10156 Amador Northern Sierra Nevada Foothills, ESE of Sacramento; 1.0 mi south of Plymouth along Calif. Hwy 49 326 Comment
  UCR256480  Iris hartwegii subsp. hartwegii George K. Helmkamp, Amy Barnes 2014-5-8 22843 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  UCR185331  Juglans californica var. hindsii George K. Helmkamp, E. A. Helmkamp 2007-4-23 11797 Amador Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 252 Comment
  RSA0022101  Juglans hindsii George K. Helmkamp, E. A. Helmkamp 2009-8-24 15525 Amador San Joaquin Valley/ Sierra Nevada foothills: along CA-16, 1.1 miles west of its junction with CA-49, southwest of Plymouth. 220 Comment
  RSA781953  Juglans hindsii George K. Helmkamp, E. A. Helmkamp 2009-8-24 15525 Amador San Joaquin Valley/ Sierra Nevada foothills: along CA-16, 1.1 miles west of its junction with CA-49, southwest of Plymouth. 220 Comment
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Nov 18 2015
  SD237490  Juglans hindsii G. K. Helmkamp, E. A. Helmkamp 2009-10-11 15679 Amador Sacramento Valley/Sierra Nevada Foothills: Willow Creek Road just south of its junction with CA-16, 3.3 mi. SW (235a^z) of Plymouth (Irish Hill 7.5'Q) 192 Comment
  SD240768  Juglans hindsii G. K Helmkamp, E. A. Helmkamp 2009-10-11 15679 Amador Sacramento Valley/Sierra Nevada Foothills: Willow Creek Road must south of its junction with CA-16, 3.3 miles SW (235a^z) of Plymouth (Irish Hill 7.5'Q) 192 Comment
  UCD110269  Juglans hindsii G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11797 Amador Northern Sierra Nevada Mountains. Along CA Hwy 124, 0.25 mile from its junction with Hwy 16. 252 Comment
  UCR209574  Juglans hindsii George K. Helmkamp, E. A. Helmkamp 2009-8-24 15525 Amador San Joaquin Valley/ Sierra Nevada foothills, along CA-16, 1.1 miles west of its junction with CA-49, southwest of Plymouth 220 Comment
  UCR219170  Juglans hindsii George K. Helmkamp, E. A. Helmkamp 2009-10-11 15679 Amador Sacramento Valley/Sierra Nevada Foothills, Willow Creek Road just south of its junction with CA-16, 3.3 mi. SW (235 deg. ) of Plymouth 192 Comment
  UCD123878  Kickxia elatine G. K. Helmkamp; E. A. Helmkamp 2006-10-23 11563 Amador Central Valley/Northern Sierra Nevada Foothills; along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  UCR182142  Kickxia elatine George K. Helmkamp, E. A. Helmkamp 2006-10-23 11563 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  CAS-BOT-BC341437  Lagophylla ramosissima Geo. Hansen 1892-6-1 334 Amador Drytown 152 Comment
  UCR253565  Lamium amplexicaule George K. Helmkamp 2014-4-5 22667 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  SD234826  Lasthenia californica G. K. Helmkamp, E. A. Helmkamp 2007-3-17 11639 Amador Sacramento Valley/ Sierra Nevada Foothills: Hwy CA-24, 3.2 miles SW of Plymouth near Tonzi Road (Irish Hill 7.5'Q) 210 Comment
  UCR189483  Lasthenia californica George K. Helmkamp, E. A. Helmkamp 2007-3-17 11639 Amador Sacramento Valley/ Sierra Nevada Foothills, Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road 210 Comment
  UCR253467  Lasthenia californica George K. Helmkamp 2014-4-5 22651 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  UC1118959  Lasthenia californica subsp. californica G. T. Nordstrom 1936-4-24 749 Amador 3 mi w of Bisbee Peak; Jackson Quadrangle Comment
  JEPS5738  Lasthenia gracilis Rimo Bacigalupi with G. L. Stebbins, L. R. Heckard, and Karl Jacob 1951-5-13 3326 Amador serpentine area along State Hwy No. 16 0.6 mi e junction with dirt road going off north to Latrobe; drainage basin of Willow Creek 207 Comment
  UCD133787  Lasthenia gracilis G. K. Helmkamp; E. A. Helmkamp 2007-3-17 11639 Amador Sacramento Valley/Sierra Nevada Foothills: Hwy. CA-24, 3.2 mi. southwest of Plymouth near Tonzi Road. 210 Comment
  UCD133792  Lasthenia gracilis G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11815 Amador Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione. 229 Comment
  UCR184977  Lasthenia gracilis George K. Helmkamp, E. A. Helmkamp 2007-4-23 11815 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  SEINET7072647  Lathyrus sulphureus A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  JEPS39103  Layia fremontii W. L. Jepson 1929-4-29 15241 Amador Willow Springs 198 Comment
  UCD133979  Leontodon saxatilis G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11795 Amador Northern Sierra Nevada Mountains. Along CA Hwy 124, 0.25 mile from its junction with Hwy 16. 252 Comment
  CDA36242  Leontodon taraxacoides G. K. Helmkamp, E. A. Helmkamp 2007-4-23 11795 Amador Foothills, Northern Sierra Nevada Mountains; Along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16. Comment
  UCR185226  Leontodon taraxacoides George K. Helmkamp, E. A. Helmkamp 2007-4-23 11795 Amador Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 252 Comment
  UCR182283  Lepidium latifolium George K. Helmkamp, E. A. Helmkamp 2006-10-23 11568 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  JEPS19622  Limnanthes alba W. L. Jepson 1929-4-29 15246 Amador Willow Sprs. sta. 198 Comment
  UC971850  Limnanthes alba subsp. versicolor Charles T. Mason Jr. 1949-5-11 1183 Amador 13 mi w Jackson (near an irrigation ditch along State Hwy 16) Comment
  UCD85009  Limnanthes alba subsp. versicolor Dena Grossenbacher 2009-4-22 969 Amador Along Highway 16 in a ditch along the south side of the road, 1.0 miles west of junction with La Trobe Road. Private property. 130 Comment
  JEPS2698 Image available Limnanthes striata W. L. Jepson 1929-4-29 15247 Amador Willow Sprs. Sta. Amador Co. foothills; Willow Spears Station, Amador Co. 198 Comment
  UC971898  Limnanthes striata Annetta Carter 1941-4-6 1608 Amador 8.4 mi n Ione (just w of junction with Plymouth road) Comment
  SEINET7072664  Linanthus androsaceus A. G. Vestal 1963-5-5 s.n. Amador On a sunny bank about 2.2 miles west of Plymouth. UTM Zone 10, 684873mE, 4261465mN. Coordinate datum: NAD 27. Comment
  JEPS12990  Linanthus bicolor Rimo Bacigalupi with G. T. Robbins 1955-5-6 5040 Amador 6.5 mi ne Ione (along Ione-Plymouth road) 228 Comment
  SEINET7072653  Linanthus bicolor A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  UCR136850  Linanthus liniflorus Beecher Crampton 1960-6-6 5558 Amador Northern Sierra Nevada Foothills, 3.5 miles west of Plymouth 213 Comment
  UC572643  Linanthus montanus G. T. Nordstrom 1936-4-24 743 Amador 0.6 mi se Bisbee Peak; Jackson Quad. 243 Comment
  JEPS8295  Lomatium utriculatum Rimo Bacigalupi with G. L. Stebbins Jr., L. Heckard, and K. Jakob 1951-5-13 3323 Amador along State Hwy. 16 0.6 mi. e. of junction with dirt rd. going n. to Latrobe 207 Comment
  SEINET7073068  Lomatium utriculatum A. G. Vestal 1963-4-9 s.n. Amador Tonzi Road along Horse Creek about one mile east of Route 104. UTM Zone 10, 684328mE, 4252778mN. Coordinate datum: NAD27. Comment
  UC1046551  Lomatium utriculatum R. Bacigalupi, G. L. Stebbins Jr., L. Heckard, and K. Jakob 1951-5-15 3323 Amador along State Hwy. #16 0.6 mi. e. of junction w/ dirt rd. going off n. to Latrobe 207 Comment
  UCR184969  Lotus denticulatus George K. Helmkamp, E. A. Helmkamp 2007-4-23 11806 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  JEPS34376  Lotus humistratus Rimo Bacigalupi, and L. R. Heckard 1963-5-13 8852 Amador .33 mi e Willow Springs School (along Calif Highway 16, at crossing of a tributary of Willow Creek, 0.5 mi w of junction with Highway 102 (formerly Waits Station)); Willow Creek 195 Comment
  SEINET7073077  Lotus humistratus A. G. Vestal 1963-4-9 s.n. Amador On the Ione-Plymouth Road (Route 124) about 1.1 miles south of its end at Route 16. UTM Zone 10, 683433mE, 4255806mN. Coordinate datum: NAD27. Comment
  UCR182282  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2006-10-23 11569 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  A366645  Lupinus albifrons George Hansen 1896-4-8 1599 Unknown Drytown 152 Comment
  CAS-BOT-BC520366  Lupinus bicolor George K. Helmkamp 2014-4-5 22662 Amador Sierra Nevada Foothills: jct of Tonzi Rd and CA-124, NE of Ione 201 Comment
  SEINET7072626 Image available Lupinus bicolor A. G. Vestal 1963-5-5 s.n. Amador About 1.3 miles east of Plymouth along Little Indian Creek. Coordinate datum: NAD 27. UTM Zone 10, 685246mE, 4261333mN. Comment
  SEINET7072660 Image available Lupinus bicolor A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  UCR173746  Lupinus bicolor George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10304 A Amador Northern Sierra Nevada Foothills, along Calif. Hwy 49, 0.3 mile south of Drytown 226 Comment
  UCR253516  Lupinus bicolor George K. Helmkamp 2014-4-5 22662 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  SEINET7072663 Image available Lupinus latifolius A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  UCR198501  Lupinus microcarpus George K. Helmkamp, E. A. Helmkamp 2008-5-4 13399 Amador Sierra Nevada Mountains Foothills, along CA-49, 0.1 mile north of Drytown 200 Comment
  SD212613  Lupinus microcarpus var. densiflorus G. K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10300 Amador Along Highway CA49, 0.3 mile south of Drytown. 226 Comment
  UC1129606  Lupinus microcarpus var. densiflorus G. T. Nordstrom 1936-4-19 730 Amador 1 1/4 mi w Plymouth; Jackson Quad. Comment
  UCD108714  Lupinus microcarpus var. densiflorus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10300 Amador Northern Sierra Nevada: along Hwy CA-49, 0.3 mile south of Drytown. 226 Comment
  UCR173837  Lupinus microcarpus var. densiflorus George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10300 Amador Northern Sierra Nevada Foothills, along Calif. Hwy 49, 0.3 mile south of Drytown 226 Comment
  RSA748979  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2007-4-23 11802 Amador junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  SD212614  Lupinus nanus G. K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10304 Amador Along Highway CA-49, 0.3 mile south of Drytown. 226 Comment
  UCD109061  Lupinus nanus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10300 Amador Northern Sierra Nevada: along Hwy CA-49, 0.3 mile south of Drytown. 226 Comment
  UCD109066  Lupinus nanus G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11802 Amador Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124 about 7 miles north of Ione. 229 Comment
  UCR173835  Lupinus nanus George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10304 Amador Northern Sierra Nevada Foothills, along Calif. Hwy 49, 0.3 mile south of Drytown 226 Comment
  UCR184964  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2007-4-23 11802 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UC1129689  Lupinus rivularis G. T. Nordstrom 1936-4-24 745 Amador 0.7 mi se Bisbee Peak; Jackson Quad. Comment
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Jul 19 2018
  SEINET7072656 Image available Lupinus vallicola subsp. vallicola A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  CAS-BOT-BC344286  Madia exigua Geo. Hansen 1892-6-1 387 Amador Drytown 152 Comment
  JEPS40390  Madia exigua W. L. Jepson 1929-4-29 15228 Amador Willow Springs Station Sacramento-Jackson road 198 Comment
  UCR257607  Madia gracilis George K. Helmkamp, Amy Barnes 2014-5-8 22834 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  UC1122037  Malacothamnus fremontii G. T. Nordstrom 1936-5-2 782 Amador 1.8 mi nnw Churchbell; Jackson Quadrangle Comment
  CAS-BOT-BC345368  Malacothrix clevelandii Geo. Hansen 1892-6-1 401 Amador Drytown 152 Comment
  UCR253589  Matricaria discoidea George K. Helmkamp 2014-4-5 22668 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  RSA0105205  Medicago orbicularis George K. Helmkamp 2014-3-14 22558 Amador Eastern Sacramento Valley/Sierra Nevada Foothills: along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth. 250 Comment
  UCR272766  Medicago polymorpha George K. Helmkamp 2014-3-14 22558 Amador Eastern Sacramento Valley/Sierra Nevada Foothills, along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth 250 Comment
  SEINET7072650  Melica californica A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  UC1129821  Melilotus indicus C. M. Belshaw 1936-4-27 2025 Amador 6 mi w Central House (Plot 46); Sonora Quadrangle Comment
  RSA0078107  Mentha pulegium George K. Helmkamp, E. A. Helmkamp 2006-10-6 11478 Amador Along Calif. Hwy 49, 1.1 miles south of Plymouth. 314 Comment
  UCR179789  Mentha pulegium George K. Helmkamp, E. A. Helmkamp 2006-10-6 11478 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth 314 Comment
  SEINET7072657  Micropus californicus A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  SEINET7073072  Micropus californicus A. G. Vestal 1963-4-9 s.n. Amador On the Ione-Plymouth Road (Route 124) about 1.1 miles south of its end at Route 16. UTM Zone 10, 683433mE, 4255806mN. Coordinate datum: NAD27. Comment
  CHSC56971  Micropus californicus var. californicus Steven Triano 1988-4-29 88 Amador Perimeter of livestock watering hole at the headwaters of Dry Creek, ca 250 ft sw of Hwy. 49 and 0.7 mi s of its jct. with Hwy. 16. 213 Comment
  JEPS40547  Micropus californicus var. californicus W. L. Jepson 1938-4-14 18663 Amador Watts Road Station Comment
  JEPS40621  Micropus californicus var. californicus W. L. Jepson 1929-4-29 15258 Amador Willow Springs Station Sacramento-Jackson road Comment
  UC1070018  Micropus californicus var. californicus G. T. Nordstrom 1936-5-2 778 Amador 3.2 mi nnw Churchbell Hill; Jackson Quad. Comment
  JEPS35660  Microseris acuminata W. L. Jepson 1929-4-29 15251 Amador Willow Springs station, Sacramento-Jackson road Willow Springs 198 Comment
  JEPS35658  Microseris elegans W. L. Jepson 1929-4-29 15218 Amador 5 mi n Ione (Dry Creek hills); Dry Creek 167 Comment
  UC1063408  Mimulus aurantiacus var. aurantiacus G. T. Nordstrom 1936-4-18 693 Amador 2 1/4 mi nw Sugar Loaf Peak; Jackson Quadrangle Comment
  JEPS32575  Mimulus douglasii Paul C. Hutchison 1963-4-27 2680 Amador 7 1/2 mi n Ione (along road n of Ione to Waits Station [at junction with Calif. State Highway No. 16]) Comment
  RSA0013392  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2010-4-3 15798 Amador Low foothills northern Sierra Nevada Moutnains: 4.35 mi. NE (31 degrees) of Ione, juntion of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  UCR184963  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2007-4-23 11803 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UCR184970  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2007-4-23 11807 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UCR242635  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2010-4-3 15798 Amador Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  UCR253587  Mimulus guttatus George K. Helmkamp 2014-4-5 22658 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  JEPS10492  Mimulus microphyllus W. L. Jepson 1929-4-29 15238 Amador 1 mi s Willow Spring Station 198 Comment
  UC1063152  Mimulus microphyllus G. T. Nordstrom 1936-4-24 752 Amador 1.1 mi wsw Bisbee Peak; Jackson Quadrangle Comment
  UCD122668  Mimulus microphyllus G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11803 Amador Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124 about 7 miles north of Ione. 229 Comment
  JEPS29537  Minuartia douglasii Paul C. Hutchison 1962-4-28 2367 Amador Hwy 104 1 mi s junction with hiway 16 (between Plymouth and Ione, 7 mi n of Ione) 213 Comment
  SEINET1004970  Mollugo verticillata G. K. Helmkamp, E. A. Helmkamp 2006-1 11559 Amador Cetral Valley/ Northern Sierra Nevada Foothills: along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  UCD99636  Mollugo verticillata G. K. Helmkamp; E. A. Helmkamp 2006-10-23 11559 Amador Northern Sierra Nevada Foothills/Central Valley; along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  UCR182145  Mollugo verticillata George K. Helmkamp, E. A. Helmkamp 2006-10-23 11559 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  HSC93557  Myrica hartwegii G. Fred Hrusa, Jeff Hart 1994-4-23 11813 El Dorado Edge of scour zone, Cosumnes River, 1/3 mi. E of Latrobe Rd. bridge 150 Comment
  SEINET9343531  Myrica hartwegii Unknown 1994-4-23 11813 El Dorado Cosumnes River Comment
  UC1133223  Nassella pulchra G. T. Nordstrom 1936-4-24 742 Amador 1.4 mi nw Plymouth; Jackson Quadrangle Comment
  SEINET195013  Navarretia prostrata A. A. Heller 1941-5-10 16114 Amador 5 miles W of lone, along the road connecting with State Highway 16. Comment
  SEINET7072655  Nemophila heterophylla A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  JEPS21155  Nemophila menziesii G. T. Nordstrom 1936-4-27 762 Amador 1/2 mi sw Sugar Loaf (sw of Plymouth); Jackson Quad., sw of Sugar, sw of Plymouth Comment
  UC1069177  Nemophila menziesii G. T. Nordstrom 1936-4-27 762 Amador 1/2 mi sw Sugar Loaf; Jackson Quad., sw of Sugar Loaf Comment
  RSA0078106  Oxalis corniculata George K. Helmkamp, E. A. Helmkamp 2006-10-6 11477 Amador Along Calif. Hwy 49, 1.1 miles south of Plymouth. 314 Comment
  UCR179791  Oxalis corniculata George K. Helmkamp, E. A. Helmkamp 2006-10-6 11477 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth 314 Comment
  JEPS29534  Oxalis laxa Paul C. Hutchison 1962-4-28 2370 Amador ca 6 mi n Ione (100 yards downstream from bridge, on hwy 104); Dry Creek crossing Comment
  CAS-BOT-BC422843  Papaver rhoeas G. K. Helmkamp; E. A. Helmkamp 2008-5-4 13400 Amador Sierra Nevada Mountains Foothills: along CA-49, 0.1 mile north of Drytown. 200 Comment
  UCR198556  Papaver rhoeas George K. Helmkamp, E. A. Helmkamp 2008-5-4 13400 Amador Sierra Nevada Mountains Foothills, along CA-49, 0.1 mile north of Drytown 200 Comment
  UCR184965  Parvisedum congdonii George K. Helmkamp, E. A. Helmkamp 2007-4-23 11812 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  JEPS12992  Parvisedum pumilum Rimo Bacigalupi with G. T. Robbins 1955-5-6 5043 Amador 0.7 mi s of Waits Station (junction with State Highway 16) w of the road from Ione to Plymouth (State Highway 104) Waits Station 237 Comment
  JEPS29532  Parvisedum pumilum Paul C. Hutchison 1962-4-28 2366 Amador 7 mi n of Ione (between Plymouth and Ione, on Highway 104, 1 mi s of junction with Highway 16); Highway 104 213 Comment
  JEPS39990  Parvisedum pumilum Paul C. Hutchison 1963-5-15 2683 Amador 7 mi n of Ione (1 mi s of junction with Highway 16 on Highway 104, between Plymouth and Ione); between Plymouth and Ione 213 Comment
  JEPS60065  Pellaea mucronata var. mucronata W. L. Jepson 1929-4-29 15232 Amador Willow Springs Station, Sacramento-Jackson rd Willow Springs Station 198 Comment
  JEPS21343  Pentachaeta alsinoides W. L. Jepson 1929-4-29 15216 Amador 5 mi n Ione; Dry Creek hills 167 Comment
  UCD162384  Persicaria hydropiperoides Chuck Hughes 2015-5-27 430 Amador About 1 mile northwest of intersection of Highway 16 and Highway 124. 242 Comment
  UC1069326  Phacelia cicutaria var. cicutaria G. T. Nordstrom 1936-4-17 692 Amador 1 mi sw Plymouth; Jackson Quadrangle Comment
  CAS-BOT-BC77366  Philadelphus lewisii Geo. Hansen 1892-7-1 226 Amador Drytown 152 Comment
  SD260310  Phoradendron leucarpum subsp. tomentosum George K. Helmkamp 2014-3-14 22559 Amador Eastern Sacramento Valley/Sierra Nevada Foothills: along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth. 249 Comment
  RSA0105206  Phoradendron villosum George K. Helmkamp 2014-3-14 22559 Amador Eastern Sacramento Valley/Sierra Nevada Foothills: along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth. 250 Comment
  UCR272767  Phoradendron villosum George K. Helmkamp 2014-3-14 22559 Amador Eastern Sacramento Valley/Sierra Nevada Foothills, along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth 250 Comment
  UCD134714  Pinus jeffreyi G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11800 Amador Northern Sierra Nevada Mountains: junction of Tonzi Road and CA--124 about 7 miles north of Ione. 228 Comment
  UCR184966  Pinus jeffreyi George K. Helmkamp, E. A. Helmkamp 2007-4-23 11800 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  RSA0070105  Pinus sabiniana George K. Helmkamp, Amy Barnes 2014-5-8 22833 Amador Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg ) of Ione. 188 Comment
  UCR253515  Pinus sabiniana George K. Helmkamp 2014-4-5 22663 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  UCR256492  Pinus sabiniana George K. Helmkamp, Amy Barnes 2014-5-8 22833 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  JEPS12993  Plagiobothrys fulvus Rimo Bacigalupi with G. T. Robbins 1955-5-6 5044 Amador 0.7 mi s Waits Station (junction with State Highway 16) (w of the road from Ione to Plymouth (State Highway 104)) 237 Comment
  JEPS61005  Plagiobothrys greenei W. L. Jepson 1929-4-29 15242 Amador Willow Springs station 198 Comment
  SEINET4138051 Image available Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2010-4-3 15811 Amador Foothills Northern Sierra Nevada Mountains: Willow Creek Road, 1.2 miles north of junction with CA-124, 3.7 mi NE of Ione 175 Comment
  SEINET7063040  Plagiobothrys nothofulvus A. G. Vestal 1962-4-5 s.n. Amador Serpentine on Route 124. About 4.3 miles northeast of Ione. UTM Zone 10, 683984mE, 4252567mN. (WGS84/NAD83). 201 Comment
  UCD120899  Plagiobothrys nothofulvus G. K. Helmkamp; E. A. Helmkamp 2007-3-17 11642 Amador Sacramento Valley/Sierra Nevada Foothills: Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road. 210 Comment
  UCR189474  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2007-3-17 11642 Amador Sacramento Valley/ Sierra Nevada Foothills, Hwy CA-24, 3.2 mi southwest of Plymouth near Tonzi Road 210 Comment
  UCR242639  Plagiobothrys nothofulvus George K. Helmkamp, E. A. Helmkamp 2010-4-3 15811 Amador Foothills Northern Sierra Nevada Mountains, Willow Creek Road, 1.2 miles north of its junction with CA-124, 3.7 mi. NE (22 deg. ) of Ione 175 Comment
  JEPS32576  Plantago erecta Paul C. Hutchison 1963-4-27 2682 Amador 7.5 mi n Ione (along road leading to Waits Road Station, at junction with Calif Hwy 16) Comment
  UCR242644  Plantago erecta George K. Helmkamp, E. A. Helmkamp 2010-4-3 15801 Amador Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  UCR242816  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 2010-4-3 15807 Amador Foothills Northern Sierra Nevada Mountains, Willow Creek Road, 1.2 miles north of its junction with CA-124, 3.7 mi. NE (22 deg. ) of Ione 175 Comment
  SEINET3124149 Image available Platystemon californicus Lynn B. Hendrix 1962-4-1 Amador State Highway 16, 1 mile west of junction with State Highway 49 Comment
  UC1126480  Platystemon californicus G. T. Nordstrom 1936-4-18 697 Amador 1 1/2 mi sw Bisbee Pk; Jackson Quad., sw of Bisbee Pk Comment
  UC569758  Platystemon californicus G. T. Nordstrom 1936-4-18 697 Amador 1 1/2 mi sw Bisbee Pk; Jackson Quad., sw of Bisbee Pk Comment
  JEPS29533  Plectritis ciliosa Paul C. Hutchison 1962-4-28 2374 Amador 6 mi n of Ione (crossing of Dry Creek on Highway 104, 100 yards downstream from bridge); Dry Creek, Highway 104 152 Comment
  SEINET7072654  Plectritis ciliosa A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  JEPS12994  Plectritis ciliosa subsp. ciliosa Rimo Bacigalupi with G. T. Robbins 1955-5-6 5045 Amador s of Latrobe (1.1 mi n of its junction with State Highway 16) 213 Comment
  UC1120038  Plectritis macrocera G. T. Nordstrom 1936-4-19 733 Amador 1 1/2 mi w of Plymouth 274 Comment
  SJSU7715  Poa secunda subsp. secunda T. N. Seeno 1962-4-28 173 Amador 3 mi N of Ione 396 Comment
  UC1132795  Poa secunda subsp. secunda G. T. Nordstrom 1936-4-19 731 Amador 1 1/2 mi w Plymouth; Jackson Quadrangle Comment
  JEPS70685  Poa tenerrima W. L. Jepson 1929-4-29 15236 Amador Willow Springs sta. 198 Comment
  UCD92081  Poa tenerrima Beecher Crampton 1973-10-23 9028 Amador 3 miles west of Plymouth. Comment
  SEINET998808  Polygonum aviculare G. K. Helmkamp, E. A. Helmkamp 2006-1 11565 Amador Central Valley/Northern Sierra Nevada Foothills: Along CA-16 0.2 miles east of Waits Station, southwest od Plymouth (Irish Hill 7.5' Q) 305 Comment
  UCR182146  Polygonum aviculare George K. Helmkamp, E. A. Helmkamp 2006-10-23 11565 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  UCD100023  Polygonum aviculare subsp. depressum G. K. Helmkamp; E. A. Helmkamp 2006-10-23 11565 Amador Central Valley/Northern Sierra Nevada Mountains Foothills: along Hwy. CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  UCD91285  Polypogon monspeliensis Beecher Crampton 1957-5-28 4053 Amador Along State Hwy. 16, ca. 3.5 miles west of Drytown, 0.25 mile east of Willow Springs School. Comment
  A344396  Quercus douglasii George Hansen 1896-4-8 1556 Unknown Drytown 152 Comment
  RSA774002  Quercus douglasii George K. Helmkamp, E. A. Helmkamp 2009-10-11 15680 Amador Willow Creek Road just south of its junction with CA-16, 3.3 mi. SW (235 ) of Plymouth 192 Comment
  UCR194978  Quercus douglasii George K. Helmkamp, E. A. Helmkamp 2007-10-13 13101 Amador Northern Sierra Nevada Mountains Foothills, along Hwy CA-49, 0.6 mile south of Plymouth 314 Comment
  UCR223855  Quercus douglasii George K. Helmkamp, E. A. Helmkamp 2009-10-11 15680 Amador Sacramento Valley/Sierra Nevada Foothills, Willow Creek Road just south of its junction with CA-16, 3.3 mi. SW (235 deg. ) of Plymouth 192 Comment
  JEPS55028  Ranunculus californicus W. L. Jepson 1929-4-29 15221 Amador 5 mi n Ione (Iron Creek bridge); Iron Creek 152 Comment
  UCR171174  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2006-3-19 10099 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 south of Plymouth 323 Comment
  JEPS55029  Ranunculus hebecarpus W. L. Jepson 1929-4-29 15227 Amador Sacramento-Jackson road Willow Spring station 198 Comment
  JEPS55030  Ranunculus hebecarpus W. L. Jepson 1929-4-29 15248 Amador Sacramento-Jackson road 1 mi s Willow Springs station 198 Comment
  CHSC56994  Ranunculus muricatus Steven Triano 1988-4-29 83 Amador Around the perimeter of a livestock watering hole at the headwaters of Dry Creek, ca 250 ft sw of Hwy. 49 and 0.7 mi s of its jct. with Hwy. 16. 213 Comment
  UCD115183  Raphanus sativus G. K. Helmkamp; E. A. Helmkamp 2006-10-23 11560 Amador Central Valley/Northern Sierra Nevada Foothills; along CA-16, 0.2 mile east of Waits Station, southwest of Plymouth. 305 Comment
  UCR182144  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2006-10-23 11560 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  UCR242796  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2010-4-3 15813 A Amador Foothills Northern Sierra Nevada Mountains, Willow Creek Road, 1.2 miles north of its junction with CA-124, 3.7 mi. NE (22 deg. ) of Ione 175 Comment
  UCR272997  Raphanus sativus George K. Helmkamp 2014-3-14 22564 A Amador Eastern Sacramento Valley/Sierra Nevada Foothills, along Hwy E-16, 0.6 mile southwest of the junction with CA-49, c. 2.5 mi southwest of Plymouth 250 Comment
  RSA748183  Rhamnus californica subsp. tomentella George K. Helmkamp, E. A. Helmkamp 2007-4-23 11817 Amador Foothills, Nothern Sierra Nevada Mtns.: junction of Tonzi Road and CA-124 about 7 miles N of Ione. 229 Comment
  UCR184979  Rhamnus californica subsp. tomentella George K. Helmkamp, E. A. Helmkamp 2007-4-23 11817 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  A378350  Rhamnus crocea var. ilicifolia George Hansen 1896-5-8 1575 Unknown Drytown 152 Comment
  POM85000  Rhamnus ilicifolia Geo. Hansen 1896-4-8 1575 Amador Drytown. 152 Comment
  UC1121796  Rhamnus tomentella subsp. tomentella G. T. Nordstrom 1936-4-18 700 Amador 1.25 mi sw Bisbee Peak; Jackson Quad. 213 Comment
  UC1127288  Ribes malvaceum G. T. Nordstrom 1936-5-3 785 Amador 1.7 mi ssw Sugarloaf; Jackson Quadrangle Comment
  UCR171208  Romulea rosea George K. Helmkamp, E. A. Helmkamp 2006-3-19 10098 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 south of Plymouth 323 Comment
  CHSC56975  Rorippa nasturtium-aquaticum Steven Triano 1988-4-29 90 Amador Around the perimeter of a watering hole at the headwaters of Dry Creek, ca 250 ft sw of Hwy. 49 and 0.7 mi s of its jct. with Hwy. 16. 213 Comment
  UC1126731  Rorippa nasturtium-aquaticum G. T. Nordstrom 1936-4-19 734 Amador 1 1/2 mi w Plymouth; Jackson Quad. Comment
  UCR170970  Rosa George K. Helmkamp, E. A. Helmkamp 2006-3-19 10097 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 south of Plymouth 323 Comment
  UCR173654  Rumex crispus George K. Helmkamp, Elizabeth Helmkamp 2006-4-7 10158 Amador Northern Sierra Nevada Foothills, ESE of Sacramento; 1.0 mi south of Plymouth along Calif. Hwy 49 326 Comment
  UC1070522  Rumex pulcher G. T. Nordstrom 1936-5-5 787 Amador 0.5 mi sw Drytown; Jackson Quad. 243 Comment
  UC1134940  Salix laevigata G. T. Nordstrom 1936-4-19 735 Amador 1 1/2 mi w Plymouth; Jackson Quad. Comment
  CHSC30044  Sanicula bipinnatifida E. E. Booker 1975-3-23 6 Amador 31 mi ese of Sacramento. 182 Comment
  JEPS274  Sanicula crassicaulis W. L. Jepson 1929-4-29 15231 Amador n of Dry Creek (Willow Springs Station); Willow Springs Station 198 Comment
  UCR256482  Sanicula crassicaulis George K. Helmkamp, Amy Barnes 2014-5-8 22845 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  SEINET7072662  Scandix pecten-veneris A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  RSA748112  Scleranthus annuus George K. Helmkamp, E. A. Helmkamp 2007-4-23 11813 Amador junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  SD197732  Scleranthus annuus G. K. Helmkamp, E. A. Helmkamp 2007-4-23 11813 Amador Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124, ca. 7.0 mile north of Ione. 228 Comment
  UCR184975  Scleranthus annuus George K. Helmkamp, E. A. Helmkamp 2007-4-23 11813 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UCD98512  Scleranthus annuus subsp. annuus G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11813 Amador Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124 about 7 miles north of Ione. 229 Comment
  JEPS34377  Scribneria bolanderi Rimo Bacigalupi with L. R. Heckard 1963-5-13 8853 Amador 1/3 mi e of Willow Springs School (along Highway 16, at crossing of tributary of Willow Creek, 0.5 mi w of junction with Highway 104 (formerly Waits Station)); Highway 16 195 Comment
  UCD37541  Scribneria bolanderi Beecher Crampton 1955-3-27 2343 Amador Amador County, 7 miles north of ione, 0.8 mile south of Waits Station, along Highway 104. Comment
  UCD37549  Scribneria bolanderi Beecher Crampton 1955-3-29 2366 Amador Amador County, 7 miles northwest of Ione, 1.5 miles south of Carbondale. Comment
  UCD92489  Scribneria bolanderi Beecher Crampton 1955-3-27 2343 Amador 7 miles northeast of Ione, 0.8 mile south of Waits Station, along Highway 104. Comment
  UCD92490  Scribneria bolanderi Beecher Crampton 1955-3-29 2366 Amador 1.5 miles south of Carbondale. Comment
  UCD92502  Scribneria bolanderi Beecher Crampton 1957-5-28 4054 Amador 1/4 mile east of Willow Springs School, along Hwy. 16, ca. 3.5 miles west of Drytown. Comment
  UCD101980  Sedella pumila G. K. Helmkamp 2007-4-23 11812 Amador Northern Sierra Nevada Mountains, junction of Tonzi Road and CA-124 about 7 miles north of Ione. Comment
  UCR272770  Senecio vulgaris George K. Helmkamp 2014-3-14 22567 Amador West end Sacramento Valley, Willow Creek Road, 1.1 miles south of Hwy E-16 253 Comment
  UC903205  Sidalcea asprella Ethel Crum 1934-4-22 1665 Amador 4 mi sw Plymouth Comment
  UC1121969  Sidalcea calycosa G. T. Nordstrom 1936-4-27 765 Amador 1 1/4 mi nw Sugar Loaf; Jackson Quad. 213 Comment
  CHSC57022  Sidalcea hartwegii Steven Triano 1988-4-29 86 Amador Ca 75 ft s of Jackson Road and 0.1 mi e of Willow Springs Creek. 198 Comment
  UCR256487  Silene californica George K. Helmkamp, Amy Barnes 2014-5-8 22840 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  UC1137863  Silene gallica R. D. Roseberry 1935-4-23 113 Amador 4 1/2 mi n Ione (Plot 81); Jackson Quad. Comment
  JEPS64282  Sisyrinchium bellum W. L. Jepson 1929-4-29 15222 Amador 5 mi n Ione; Dry Creek Hills 167 Comment
  RSA0078105  Spergularia rubra George K. Helmkamp, E. A. Helmkamp 2006-10-6 11476 Amador Along Calif. Hwy 49, 1.1 miles south of Plymouth. 314 Comment
  UCR179792  Spergularia rubra George K. Helmkamp, E. A. Helmkamp 2006-10-6 11476 Amador Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 1.1 miles south of Plymouth 314 Comment
  SD234357  Stellaria media G. K. Helmkamp, E. A. Helmkamp 2006-3-19 10094 Amador Northern Sierra Nevada Foothills: Along CA Highway 49 S of Plymouth (Amador City 7.5' Q) 323 Comment
  UCR171219  Stellaria media George K. Helmkamp, E. A. Helmkamp 2006-3-19 10094 Amador Northern Sierra Nevada Foothills, Along Calif. Highway 49 south of Plymouth 323 Comment
  SEINET3271578 Image available Stipa californica George K. Helmkamp, E. A. Helmkamp 2007-4-23 11799 Amador Foothills, Northern Sierra Nevada Mountains; junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UCR184962  Stipa californica George K. Helmkamp, E. A. Helmkamp 2007-4-23 11799 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  RSA0070101  Streptanthus polygaloides George K. Helmkamp, Amy Barnes 2014-5-8 22841 Amador Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg ) of Ione. 188 Comment
  UCR256488  Streptanthus polygaloides George K. Helmkamp, Amy Barnes 2014-5-8 22841 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  A386278  Symphoricarpos albus George Hansen 1893-06-01 - 1893-07-01 787 Unknown Drytown 91 Comment
  CAS-BOT-BC269557  Symphoricarpos albus var. laevigatus Geo. Hansen 1892-8-1 787 Amador Drytown 152 Comment
  JEPS29535  Thysanocarpus curvipes Paul C. Hutchison 1962-4-28 2368 Amador on highway 104 at bridge crossing Dry Creek (about 6 mi n of Ione); crossing of Dry Creek 152 Comment
  JEPS54224  Thysanocarpus radians W. L. Jepson 1929-4-29 15255 Amador Sacramento-Jackson Road Willow Springs sta. 198 Comment
  UCD147093  Torilis arvensis Chuck Hughes 2013-5-9 377 Amador About 0.5 mile west of Highway 49, southwest of the City of Plymouth. 359 Comment
  UCR256483  Torilis arvensis George K. Helmkamp, Amy Barnes 2014-5-8 22836 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  UCD39266  Toxicodendron diversilobum B. Crampton 1956-11-30 3895 Amador 5 miles west of Drytown. Comment
  SEINET7072661  Trifolium bifidum A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  SEINET7072646  Trifolium ciliolatum A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  RSA657069  Trifolium depauperatum Beecher Crampton 1955-3-29 2364 Amador 1.5 miles south of Carbondale. Comment
  SEINET7073074  Trifolium depauperatum A. G. Vestal 1963-4-9 s.n. Amador On the Ione-Plymouth Road (Route 124) about 1.1 miles south of its end at Route 16. UTM Zone 10, 683433mE, 4255806mN. Coordinate datum: NAD27. Comment
  UCD38356  Trifolium depauperatum Beecher Crampton 1955-3-29 2364 Amador 1.5 miles south of Carbondale. Comment
  UCD38357  Trifolium depauperatum Beecher Crampton 1955-3-29 2365 Amador 1.5 miles south of Carbondale. Comment
  CHSC56983  Trifolium dubium Steven Triano 1988-4-29 89 Amador Growing around the perimeter of a livestock watering hole at the headwaters of Dry Creek, ca. 250 ft sw of Hwy. 49 and 0.7 mi s of its jct. with Hwy. 16. 213 Comment
  SD212621  Trifolium glomeratum G. K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10302 Amador Along Highway CA 49, 0.3 mile south of Drytown. 226 Comment
  RSA656711  Trifolium grayi Beecher Crampton 1955-3-29 2362 Amador 7 miles northwest of Ione, 1.5 miles south of Carbondale. Comment
  UCD143704  Trifolium grayi Beecher Crampton 1955-3-29 2362 Amador 7 miles northwest of Ione, 1.5 miles south of Carbondale. Comment
  UCD37548  Trifolium grayi Beecher Crampton 1955-3-29 2362 Amador 7 miles northwest of Ione, 1.5 miles south of Carbondale. Comment
  CDA36371  Trifolium hirtum G. K. Helmkamp, E. A. Helmkamp 2007-4-23 11600 Amador Foothills, Northern Sierra Nevada Mountains; Along CA Hwy 124, 0.25 mile from its junction with Hwy 16. Comment
  SD212624  Trifolium hirtum G. K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10301 Amador Along Highway CA 49, 0.3 mile south of Drytown. 226 Comment
  UCD111147  Trifolium hirtum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10301 Amador Northern Sierra Nevada foothills: along Hwy CA-49, 0.3 mile south of Drytown. 226 Comment
  UCD111151  Trifolium hirtum G. K. Helmkamp; Elizabeth Helmkamp 2007-4-23 11798 Amador Northern Sierra Nevada Mountains: along Hwy CA-124, 0.25 mile from its junction with Hwy 16. 252 Comment
  UCD111152  Trifolium hirtum G. K. Helmkamp; Elizabeth Helmkamp 2007-4-23 11816 Amador Northern Sierra Nevada Mountains: junction of Tonzi Road and CA-124 about 7 miles north of Ione. 229 Comment
  UCR173836  Trifolium hirtum George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10301 Amador Northern Sierra Nevada Foothills, along Calif. Hwy 49, 0.3 mile south of Drytown 226 Comment
  UCR184978  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2007-4-23 11816 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UCR185332  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2007-4-23 11798 Amador Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 124, 0.25 mile from its junction with Hwy 16 252 Comment
  CAS-BOT-BC105381  Trifolium incarnatum R. C. Wenk 2009-5-20 1097 Amador Vaira Ranch. 2.3 air miles S of the intersection of Irish Hill and Carbondale Roads, just E of Irish Hill Road 160 Comment
  JEPS12995  Trifolium incarnatum Rimo Bacigalupi with G. T. Robbins 1955-5-6 5046 Amador along road to (s of) Latrobe (3.1 mi n of its junction w State Hwy 16) 198 Comment
  SEINET7072652  Trifolium microcephalum A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  SEINET7072658  Trifolium oliganthum A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  RSA0116239  Trifolium tomentosum George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10302 Amador Northern Sierra Nevada foothills: along Hwy CA-49, 0.3 mile south of Drytown. 226 Comment
  UCD109335  Trifolium tomentosum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10302 Amador Northern Sierra Nevada: along Hwy CA-49, 0.3 mile south of Drytown. 226 Comment
  UCD109337  Trifolium tomentosum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10302 Amador Northern Sierra Nevada: along Hwy CA-49, 0.3 mile south of Drytown. 226 Comment
  UCR173831  Trifolium tomentosum George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10302 Amador Northern Sierra Nevada Foothills, along Calif. Hwy 49, 0.3 mile south of Drytown 226 Comment
  JEPS4417  Trifolium variegatum W. L. Jepson 1929-4-29 15235 Amador Willow Spring Station Comment
  JEPS66058  Trifolium variegatum var. melananthum W. L. Jepson 1938-4-14 18664 Amador Waits Rd Station Comment
  RSA657070  Trifolium variegatum var. variegatum Beecher Crampton 1955-3-29 2363 Amador 1.5 miles south of Carbondale Comment
  JEPS4176  Trifolium willdenovii W. L. Jepson 1929-4-29 15250 Amador Willow Springs Station 198 Comment
  JEPS10686  Triphysaria eriantha subsp. eriantha W. L. Jepson 1929-4-29 15225 Amador 5 mi n Ione (Dry Creek); Dry Creek 167 Comment
  UCR242641  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2010-4-3 15800 Amador Low foothills northern Sierra Nevada Mountains, 4.35 mi. NE (31 deg. ) of Ione, junction of Tonzi Road and CA-124/East Plymouth Hwy 180 Comment
  JEPS10975  Triphysaria versicolor subsp. versicolor Rimo Bacigalupi with G. T. Robbins 1955-5-6 5041 Amador along road from Ione to Plymouth (State Highway 104) 0.7 mi s of junction with State Highway 16; Sierra Nevada foothills 237 Comment
  UC1136488  Triphysaria versicolor subsp. versicolor G. T. Nordstrom 1936-4-27 763 Amador 1/2 mi sw Sugar Loaf; Jackson Quad., sw of Sugar Loaf Comment
  SJSU10164  Triteleia laxa T. N. Seeno 1962-4-29 179 Amador 3 mi N of Ione 396 Comment
  UCD139367  Triteleia laxa G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11805 Amador Northern Sierra Nevada Mountains; junction of Tonzi Road and CA-124 about 7 miles north of Ione. 229 Comment
  UCD139399  Triteleia laxa G. K. Helmkamp; Elizabeth Helmkamp 2006-5-6 10303 Amador Northern Sierra Nevada: along Hwy CA-49, 0.3 mile south of Drytown. 226 Comment
  UCR173833  Triteleia laxa George K. Helmkamp, Elizabeth Helmkamp 2006-5-6 10303 Amador Northern Sierra Nevada Foothills, along Calif. Hwy 49, 0.3 mile south of Drytown 226 Comment
  UCR184968  Triteleia laxa George K. Helmkamp, E. A. Helmkamp 2007-4-23 11805 Amador Foothills, Northern Sierra Nevada Mountains, junction of Tonzi Road and Calif. Hwy 124 about 7 miles north of Ione 229 Comment
  UCR181950  Typha angustifolia George K. Helmkamp, E. A. Helmkamp 2006-10-23 11572 Amador Central Valley/ Northern Sierra Nevada Foothills, along Calif. Hwy 16, 0.2 mile east of Waits Station, southwest of Plymouth 305 Comment
  JEPS35659  Uropappus lindleyi W. L. Jepson 1929-4-29 15230 Amador Sacramento-- Jackson Road (Willow Springs Station); Willow Springs Station 198 Comment
  SEINET7063167  Uropappus lindleyi A. G. Vestal 1963-4-9 s.n. Amador Serpentine on Ione-Plymouth Road [Route 124] about 1.1 miles south of its end at Route 16 [Waits Station}. UTM Zone 10, 683322mE, 4256071mN. (WGS84/NAD83). 198 Comment
  UCR242638  Veronica peregrina George K. Helmkamp, E. A. Helmkamp 2010-4-3 15810 Amador Foothills Northern Sierra Nevada Mountains, Willow Creek Road, 1.2 miles north of its junction with CA-124, 3.7 mi. NE (22 deg. ) of Ione 175 Comment
  SEINET7072659  Vicia sativa A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  UCR253507  Vicia sativa subsp. nigra George K. Helmkamp 2014-4-5 22656 Amador Sierra Nevada Foothills, junction of Tonzi Road and CA-124, NE of Ione 201 Comment
  UCR256481  Vicia sativa subsp. nigra George K. Helmkamp, Amy Barnes 2014-5-8 22844 Amador Sacramento Valley/Sierra Nevada Foothills, Tonzi Road, 0.4 mile east of its junction with CA-124, 4.5 air miles NE (35 deg. ) of Ione 188 Comment
  UCD93530  Vulpia bromoides G. K. Helmkamp; E. A. Helmkamp 2007-4-23 11796 Amador Northern Sierra Nevada Mountains. Along CA Hwy 124, 0.25 mile from its junction with Hwy 16. 252 Comment
  RSA655447  Vulpia microstachys var. ciliata Beecher Crampton 1955-3-29 2373 Amador Seven miles northwest of Ione, 0.8 mile south Waits Station, along Highway 104. Comment
  UC1131900  Vulpia microstachys var. ciliata G. T. Nordstrom 1936-4-24 750 Amador 1.1 mi wsw Bisbee Pk.; Jackson Quad. 213 Comment
  UCD37553  Vulpia microstachys var. ciliata Beecher Crampton 1955-3-29 2373 Amador Amador County, 7 miles northwest of Ione, 0.8 mile south Waits Station, along Highway 104. Comment
  UCD93804  Vulpia microstachys var. ciliata Beecher Crampton 1955-3-29 2373 Amador 7 miles northwest of Ione, 0.8 mile south of Watt's Station. Comment
  UCD37542  Vulpia microstachys var. pauciflora Beecher Crampton 1955-3-27 2344 Amador Amador County, 7 miles north of ione, 0.8 mile south of Waits Station, along Highway 104. Comment
  UCD94471  Vulpia microstachys var. pauciflora Beecher Crampton 1955-3-27 2344 Amador 7 miles northeast of Ione, 0.8 mile south of Waits Station, along Highway 104. Comment
  SEINET7072651  Vulpia myuros var. hirsuta A. G. Vestal 1963-5-5 s.n. Amador About 2 miles west of Plymouth. Along Little Indian Creek. UTM Zone 10, 684870mE, 4261460mN. Coordinate datum: NAD 27. Comment
  UCD74339  Vulpia myuros var. hirsuta G. K. Helmkamp; E. A. Helmkamp 2007-3-17 11638 Amador Sacramento Valley/Sierra Nevada Foothills: Hwy. CA-24, 3.2 mi. southwest of Plymouth near Tonzi Road. 210 Comment
  UC579630  Wyethia angustifolia G. T. Nordstrom 1936-4-27 761 Amador 1/2 mi w Central House; Jackson Quad. 243 Comment
  UC1070473  Wyethia helenioides G. T. Nordstrom 1936-4-24 746 Amador 0.7 mi se Bisbee Peak; Jackson Quad. 243 Comment



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