39.23389 39.33389 -121.15056 -121.05056 UC/JEPS: Consortium Search Results
Search Results — 407 specimen records retrieved (407 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/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC333287  Acer macrophyllum Gordon H. True 1965-6-9 2023 Nevada Sierra Nevada. So. Yuba River Canyon north of Hwy 49 Bridge 518 Comment
  UCD104061  Acmispon brachycarpus G. K. Helmkamp; E. A. Helmkamp 2006-10-10 11520 Nevada Northern Sierra Mountains Foothills: along Hwy. CA-49, 5.8 miles NNW of Nevada City. 750 Comment
  SEINET3285088 Image available Aegilops triuncialis George K. Helmkamp, E. A. Helmkamp 2009-5-28 14815 Nevada Sierra Nevada Mountains Foothills; along CA-49, 2.0 miles north of its junction with CA-20, north of Nevada City. 780 Comment
  UCR206911  Aegilops triuncialis George K. Helmkamp, E. A. Helmkamp 2009-5-28 14815 Nevada Sierra Nevada Mountains Foothills, along CA-49, 2.0 miles north of its junction with CA-20, north of Nevada City 780 Comment
  CAS-BOT-BC29646  Agoseris grandiflora var. grandiflora Gordon H. True; J. T. Howell 1971-6-30 6732 Nevada Highway 49, 2 miles west of Indian Flat on Rush Creek 609 Comment
  UCR206962  Agoseris retrorsa George K. Helmkamp, E. A. Helmkamp 2009-5-28 14817 A Nevada Sierra Nevada Mountains Foothills, along CA-49, 2.0 miles north of its junction with CA-20, north of Nevada City 780 Comment
  CAS-BOT-BC127121  Agrostis exarata David D. Keck 1944-7-8 5394 a Nevada Sierra Nevada. 7 miles northwest of Nevada City on highway down to South Fork of Yuba River. 457 Comment
  SEINET3285089 Image available Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2009-5-28 14814 Nevada Sierra Nevada Mountains Foothills; along CA-49, 2.0 miles north of its junction with CA-20, north of Nevada City. 780 Comment
  UCR173529  Aira caryophyllea George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10398 Nevada Northern Sierra Nevada Foothills, Calif. Hwy 49 at the crossing of the South Yuba River (N of Nevada City) 402 Comment
  UCR206963  Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2009-5-28 14814 Nevada Sierra Nevada Mountains Foothills, along CA-49, 2.0 miles north of its junction with CA-20, north of Nevada City 780 Comment
  UC1982288  Allium campanulatum Virginia Moran 2007-5-10 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel is just east of Avian Way and south of Newtown Road. Collected from the west drainage. Comment
  CAS-BOT-BC128724  Arbutus menziesii Gordon H. True 1966-4-8 2705 A Nevada Excelsior Ditch in South Yuba Canyon just east of Hiway 49 457 Comment
  UCD117485  Arbutus menziesii G. K. Helmkamp; E. A. Helmkamp 2007-3-31 11728 Nevada Northern Sierra Nevada Mountains: Just south of the crossing of CA-49 over the South Yuba River. 390 Comment
  UCR189451  Arbutus menziesii George K. Helmkamp, E. A. Helmkamp 2007-3-31 11728 Nevada Foothills, Northern Sierra Nevada Mountains, just south of the crossing of CA-49 over the South Yuba River 390 Comment
  CAS-BOT-BC47116  Arctostaphylos viscida subsp. viscida Ella Dales Cantelow 1938-7-2 2261 Nevada 5 mi. w. of Nevada City. Comment
  CAS-BOT-BC400408  Aristolochia californica Gordon H. True 1964-4-6 1419 Nevada On Excelsior Ditch so. side of So. Yuba River, just east of Hiway. 49 457 Comment
  CHSC28853  Aristolochia californica Jeffrey M. Lund 1979-4-7 9 Nevada Located on edge of Yuba River. 609 Comment
  JEPS49849  Asclepias eriocarpa W. L. Jepson 1934-7-30 16766 Nevada ca. 2 mi from Nevada City (on road from North San Juan) Comment
  CHSC28839  Athysanus pusillus Jeffrey M. Lund 1979-4-20 15 Nevada 762 Comment
  SBBG8879  Berberis aquifolium var. repens T. Niehaus 1959-4-1 10 Nevada ridge, SE 1/4 of T16N R8E S16 Comment
  CDA19605  Briza minor M. I. Wibawa, L. Pico 2002-6-1 299 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Comment
  CHSC91717  Briza minor M. I. Wibawa; L. Pico 2002-6-1 299 Nevada San Juan Ridge. Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Meadow. UTM: 10S, 4355398 N, 0663938 E. 700 Comment
  JEPS5503  Brodiaea minor W. I. Follett 1936-6-27 Nevada 6 mi nw Nevada City Comment
  JEPS5688  Brodiaea sierrae W. I. Follett 1936-6-27 Nevada 6 mi nw Nevada City Comment
  UCR173587  Bromus carinatus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10389 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  CAS-BOT-BC149283  Bromus carinatus var. carinatus Gordon H. True; John Thomas Howell 1971-7-1 6854 Nevada Sierra Nevada. Newtown Road ca. 2 miles southwest of Indian Flat. 701 Comment
  UCD58584  Bromus diandrus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10386 Nevada Northern Sierra Nevada Mountains. Cedarsong Road, 0.1 mile NE of CA-Hwy 49 (NW of Nevada City). 637 Comment
  UCR173348  Bromus diandrus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10386 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  UCR173690  Bromus hordeaceus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10390 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  CAS-BOT-BC162418  Bromus laevipes Gordon H. True; John Thomas Howell 1971-6-30 6725 Nevada Highway 49, 2 miles west of Indian Flat on Rush Creek. 609 Comment
  CAS-BOT-BC162421  Bromus laevipes Gordon H. True; John Thomas Howell 1971-7-1 6853 Nevada Sierra Nevada. Newtown Road ca. 2 miles southwest of Indian Flat. 701 Comment
  UCD58937  Bromus laevipes Gordon H. True; John Thomas Howell 1971-6-30 6725 Nevada Highway 49. 2 miles west of Indian Flat on Rush Creek. 609 Comment
  CDA27238  Bromus madritensis subsp. rubens M. I. Wibawa, L. Pico 2002-6-1 311 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd Comment
  CHSC91708  Bromus madritensis subsp. rubens M. I. Wibawa; L. Pico 2002-6-1 311 Nevada San Juan Ridge. Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Flats above meadow. UTM: 10S, 4355398 N, 0663938 E. 700 Comment
  JEPS69209  Bromus madritensis subsp. rubens Leland S. Smith 1926-4-12 1766 Nevada above South Fork Yuba River (Tahoe National Forest); Tahoe National Forest 365 Comment
  CAS-BOT-BC162015  Bromus racemosus Gordon H. True; John Thomas Howell 1971-6-30 6726 A Nevada Highway 49, 2 miles west of Indian Flat on Rush Creek. 609 Comment
  CAS-BOT-BC161825  Bromus rubens Gordon H. True 1963-5-2 1210 Nevada Sierra Nevada. Nevada City - North San Juan Highway at South Yuba Bridge. 391 Comment
  UCD60219  Bromus tectorum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10397 Nevada Northern Sierra Nevada Foothills: CA Hwy. 49 at the crossing of the South Yuba River (N of Nevada City). 402 Comment
  UCR173689  Bromus tectorum George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10397 Nevada Northern Sierra Nevada Foothills, Calif. Hwy 49 at the crossing of the South Yuba River (N of Nevada City) 402 Comment
  JEPS61612  Calochortus albus Leland S. Smith 1926-4-12 1765 Nevada n side South Fork Yuba River; Tahoe National Forest, Bunker Hill 609 Comment
  UCR173358  Calochortus albus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10422 Nevada Northern Sierra Nevada Foothills, along Calif. Hwy 49, 2.1 mi. N of the South Yuba River bridge 534 Comment
  UCR195160  Calochortus albus George K. Helmkamp, E. A. Helmkamp 2007-5-26 12087 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 5.6 miles north of Nevada City 518 Comment
  UC1982287  Calochortus leichtlinii Virginia Moran 2007-6-5 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel is just east of Avian Way and south of Newtown Road. Comment
  CHSC60198  Calochortus monophyllus J. Lund 1980-4-28 Nevada 2.0 miles from Cement Hill Road on Augustine Road. 914 Comment
  UCD139556  Calochortus monophyllus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10369 Nevada Northern Sierra Nevada Mtns.: Cedarsong Road, 0.1 mi. NE of CA Hwy 49 (NW of Nevada City). 637 Comment
  UCD139565  Calochortus monophyllus L. P. Thibault 1995-5-13 28 Nevada West side of Highway 49 at Rooster Hill Rd. 600 Comment
  UCR173583  Calochortus monophyllus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10369 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  JEPS80689  Calycadenia multiglandulosa L. R. Heckard and T. I. Chuang 1981-6-11 5540 Nevada 0.3 mi s of junction with (ca. 3 mi w of Nevada City) Highway 49 (along Newtown Road) 731 Comment
  UC717998  Calycadenia multiglandulosa David D. Keck 1944-7-8 5393 Nevada 7 mi nw of, on highway down to South Fork of Yuba River Nevada City; Sierra Nevada, South Fork of Yuba River 457 Comment
  UCD63359  Calycadenia multiglandulosa Daniel Sanchez-Mata 2006-6-20 s.n. Nevada Nevada City. Newton Road. 690 Comment
  UCR200668  Calycadenia multiglandulosa Daniel Sanchez-Mata 2006-6-20 s.n. Nevada Sierra Nevada Foothills, Nevada City, Newton Road 690 Comment
  UCD114518  Cardamine hirsuta G. K. Helmkamp; E. A. Helmkamp 2007-3-31 11720 Nevada Northern Sierra Nevada Mountains, just south of the crossing of CA-49 over the South Yuba River. 390 Comment
  UCR188863  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2007-3-31 11720 Nevada Foothills, Northern Sierra Nevada Mountains, just south of the crossing of CA-49 over the South Yuba River 390 Comment
  UCR173353  Carex cusickii George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10414 Nevada Northern Sierra Nevada Foothills, along Calif. Hwy 49, 2.1 mi. N of the South Yuba River bridge 534 Comment
  CHSC100953  Carex gracilior Virginia Moran 2007-5-10 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel is just east of Avian Way and south of Newtown Road. and 0.6 mile northeast of Deer Creek. 660 Comment
  UC1982284  Carex multicostata Virginia Moran 2007-5-10 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel is just east of Avian Way and south of Newtown Road. Collected from the west drainage. Drains west across Avian Way Comment
  UC1982289  Carex nebrascensis Virginia Moran 2007-5-10 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel is just east of Avian Way and south of Newtown Road. Collected from the central or east drainage. Comment
  UC1982290  Carex pellita Virginia Moran 2007-5-10 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel is just east of Avian Way and south of Newtown Road. Collected from the west drainage. Comment
  JEPS81859  Castilleja affinis subsp. affinis L. R. Heckard with J. C. Hickman and R. C. Bacigalupi 1982-5-11 5854 Nevada ca 3 mi w Nevada City (2 mi sw of Highway 49, on Newtown road) Comment
  CAS-BOT-BC249679  Castilleja applegatei subsp. pinetorum Gordon H. True 1962-5-1 551 Nevada Nevada City-North San Juan Highway, just west of South Yuba Bridge 396 Comment
  CAS-BOT-BC249681  Castilleja applegatei subsp. pinetorum Gordon H. True 1966-4-28 2760 Nevada South Yuba River at head of Excelsior Ditch about 1/2 miles east of Hiway 49 bridge 579 Comment
  CAS-BOT-BC249692  Castilleja applegatei subsp. pinetorum Gordon H. True 1970-5-16 5341 Nevada Excelsior Ditch just E. of Hwy 49. near S. fork Yuba River Bridge 441 Comment
  JEPS81860  Castilleja lacera L. R. Heckard with J. C. Hickman and R. C. Bacigalupi 1982-5-11 5853 Nevada ca 3 mi w Nevada City (along Newton road, 2 mi sw of Highway 49) Comment
  CHSC59353  Castilleja subinclusa Thomas J. Van Wagner 1992-3-30 7 Nevada Along n side Newtown Rd., 3 km s of State Highway 49, 6.5 km w of Nevada City. 665 Comment
  UCD111972  Ceanothus integerrimus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10391 Nevada Northern Sierra Nevada: CA Hwy 49 at the crossing of the South Yuba River (N of Nevada City). 402 Comment
  UCR173347  Ceanothus integerrimus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10384 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  UCR173526  Ceanothus integerrimus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10391 Nevada Northern Sierra Nevada Foothills, Calif. Hwy 49 at the crossing of the South Yuba River (N of Nevada City) 402 Comment
  UCSB28081  Ceanothus integerrimus Kunze, G. 1971-6-6 Nevada California 49, 5 miles south of North San Juan 548 Comment
  CAS-BOT-BC51747  Ceanothus lemmonii Nancy Kittle 1981-5-17 064 Nevada On Rt. 49, ca. 10 miles West of Nevada City 300 Comment
  CAS-BOT-BC51749  Ceanothus lemmonii Gordon H. True; John Thomas Howell 1971-6-30 6729 Nevada Highway 49, 2 miles West of Indian Flat on Rush Creek 609 Comment
  CHSC39453  Ceanothus lemmonii B. A. Stein; J. Nachlinger 1981-5-16 539 Nevada Highway 49 c. 5 miles north of Nevada City. 1219 Comment
  RSA517194  Ceanothus lemmonii G. H. True, John T. Howell 1971-6-30 6729 Nevada Hwy 49, 2 miles W of Indian Flat on Rush Creek. 610 Comment
  UCD112166  Ceanothus lemmonii G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10378 Nevada Northern Sierra Nevada Mtns.: Cedarsong Road, 0.1 mi. NE of CA Hwy 49 (NW of Nevada City). 637 Comment
  UCR173340  Ceanothus oliganthus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10378 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  UCR173351  Ceanothus oliganthus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10420 Nevada Northern Sierra Nevada Foothills, along Calif. Hwy 49, 2.1 mi. N of the South Yuba River bridge 534 Comment
  SD212711  Ceanothus tomentosus G. K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10378 Nevada Cedarsong Road, 0.1 mile Northeast of Ca Highway 49 (Northwest of Nevada City) 637 Comment
  JEPS64774  Cercis occidentalis Willis L. Jepson 1892-4-15 13578 Nevada Randolph Flat Comment
  SEINET3246065 Image available Cercis occidentalis G. K. Helmkamp, E. A. Helmkamp 2007-1 11725 Nevada Foothills, Northern Sierra Nevada Mountains: just south of the crossing of CA-49 over the South Yuba River. 390 Comment
  UCD105648  Cercis occidentalis G. K. Helmkamp; E. A. Helmkamp 2007-3-31 11725 Nevada Northern Sierra Nevada Mountains, just south of the crossing of CA-49 over the South Yuba River. 390 Comment
  UCR188874  Cercis occidentalis George K. Helmkamp, E. A. Helmkamp 2007-3-31 11725 Nevada Foothills, Northern Sierra Nevada Mountains, just south of the crossing of CA-49 over the South Yuba River 390 Comment
  CAS-BOT-BC135490  Cercocarpus betuloides var. betuloides Lillian S. Mott 1965-4-4 LM 6562 Nevada Excelsior Ditch 457 Comment
  CAS-BOT-BC135491  Cercocarpus betuloides var. betuloides Gordon H. True 1966-4-28 2763 Nevada South Yuba River at head of Excelsior Ditch about 1 1/2 miles east of Hiway 49 bridge. 579 Comment
  CDA19594  Chamaebatia foliolosa M. I. Wibawa, L. Pico 2002-6-1 287 Nevada Sierra Nevada; Independence trail, off Hwy 49, +-6 mi N of Nevada City, above S Yuba R. Comment
Read comments
Jun 17 2008
  SEINET7927624  Chamaebatia foliolosa C. Davidson, S. Christoph 2013-4-19 12135 Nevada Highway 49 north of Nevada City, 0.5 mile south of South Yuba River Bridge.; 0 444 Comment
  UC1127940  Chamaebatia foliolosa J. E. Sowder 1933-5-12 65 Nevada 2 1/2 mi nw of Nevada City 822 Comment
  UCD112947  Chamaebatia foliolosa L. P. Thibault 1995-5-13 27 Nevada West side of Highway 49 at Rooster Hill Rd. 600 Comment
  JEPS82347  Chlorogalum pomeridianum var. pomeridianum L. R. Heckard 1969-6-2 2288 Nevada along state 49 about 1 mi n South Fork Yuba River bridge; South Fork Yuba River Comment
  JEPS28066  Clarkia biloba Rimo Bacigalupi and L. Heckard 1961-6-16 7823 Nevada just 0.3 mi w of bridge crossing South Fork of Yuba River (along Calif. highway 49, on s bank of river); Canyon of South Fork of Yuba River 381 Comment
  CAS-BOT-BC163585  Clarkia biloba subsp. biloba Gordon H. True; John Thomas Howell 1971-6-30 6727 Nevada Highway 49, 2 miles west of Indian Flat on Rush Creek 609 Comment
  CHSC100956  Clarkia biloba subsp. brandegeeae Virginia Moran 2007-6-4 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel is just east of Avian Way and south of Newtown Road. and 0.6 mile northeast of Deer Creek. 672 Comment
  JEPS109877  Clarkia biloba subsp. brandegeeae Dean W. Taylor 2005-6-23 19374 Nevada South Yuba River Highway 49 bridge; north bridge abutment 365 Comment
  LA205998  Clarkia biloba subsp. brandegeeae H. Lewis; M. Lewis 1947-6-11 387 Nevada highway 49, 1.0 mi. S of South Fork of the Yaba River Comment
  LA84424  Clarkia biloba subsp. brandegeeae Rimo Bacigalupi; L. R. Heckard 1961-6-16 7823 Nevada canyon of the South Fork of the Yuba River, on S bank of river, along CA highway 49, just 0.3 mi. W of bridge crossing river 380 Comment
  RSA108172  Clarkia biloba subsp. brandegeeae Harlan Lewis, M. Lewis 1947-6-11 s.n. Nevada hwy 49, 1 mile south off South Fork of Yuba River Comment
  UC1071950  Clarkia biloba subsp. brandegeeae H. and M. Lewis 1947-6-11 387 Nevada 1.0 mi s South Fork of Yuba River (Highway 49) Comment
  UC1982286  Clarkia biloba subsp. brandegeeae Virginia Moran 2007-6-4 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel is just east of Avian Way and south of Newtown Road. Comment
  UCD85106  Clarkia biloba subsp. brandegeeae Dena Grossenbacher; Joel Smith 2009-6-23 1063 Nevada Along Highway 49 at South Fork Yuba River on east side of river at parking area. 408 Comment
  UCR194885  Clarkia biloba subsp. brandegeeae George K. Helmkamp, E. A. Helmkamp 2007-5-26 12101 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 6.9 miles north of Nevada City at the crossing of the South Yuba River 372 Comment
  UCR224687  Clarkia biloba subsp. brandegeeae Dena Grossenbacher, Joel Smith 2009-6-23 1063 Nevada Along Hwy 49 at South Fork Yuba River on east side of river at parking area 409 Comment
  UCR206964  Clarkia purpurea subsp. quadrivulnera George K. Helmkamp, E. A. Helmkamp 2009-5-28 14813 Nevada Sierra Nevada Mountains Foothills, along CA-49, 2.0 miles north of its junction with CA-20, north of Nevada City 780 Comment
  JEPS78353  Clarkia purpurea subsp. viminea L. R. Heckard 1979-7-2 5132 Nevada about 3 air mi nw Grass Valley (just n of junction of Highway 20 on Ridge Road) Comment
  JEPS43308  Claytonia parviflora subsp. parviflora Willis L. Jepson 1892-4-15 Nevada Deer Creek Ridge; w Nevada County Comment
  UCR54302  Claytonia perfoliata B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0936 Nevada Sierra Nevada Mtns, Tahoe National Forest, French Corral Creek Road, just off Hwy 49, c. 2 mi. north of bridge across South Fork of Yuba River 671 Comment
  CDA19596  Collomia heterophylla M. I. Wibawa, L. Pico 2002-6-1 289 Nevada Sierra Nevada; Independence trail, off Hwy 49, +-6 mi N of Nevada City, above S Yuba R. Comment
  CAS-BOT-BC209803  Cornus glabrata Gordon H. True; John Thomas Howell 1971-6-30 6728 Nevada Highway 49, 2 miles west of Indian Flat on Rush Creek 609 Comment
  RSA515728  Cornus nuttallii B. Pitzer, S. Morgan, H. Soldan 1988-5-25 930 Nevada Tahoe National Forest, French Corral Creek Road. Just off Hwy 49, ca. 2 mi. N of bridge across South Fork of Yuba River. 671 Comment
  UCR54301  Cornus nuttallii B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0930 Nevada Sierra Nevada Mtns, Tahoe National Forest, French Corral Creek Road, just off Hwy 49, c. 2 mi. north of bridge across South Fork of Yuba River 671 Comment
  UCD117260  Cornus sessilis Ted Niehaus 1959-4-1 14 Nevada Southeast 1/4 of Sec. 16 where Deer Creek enters from Sec. 15, T16N R8E. Comment
  RSA0045228  Croton setiger George K. Helmkamp, E. A. Helmkamp 2006-10-10 11519 Nevada along Calif. Hwy 49, 5.8 miles NNW of Nevada City 750 Comment
  UCR179802  Croton setiger George K. Helmkamp, E. A. Helmkamp 2006-10-10 11519 Nevada Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 5.8 miles NNW of Nevada City 750 Comment
  CAS-BOT-BC80724  Cupressus macnabiana Gordon H. True 1971-6-8 6670 Nevada Newtown Road between Newtown and Indian Flat 716 Comment
  CAS-BOT-BC80725  Cupressus macnabiana Gordon H. True; J. T. Howell 1965-7-15 2308 Nevada Ridge Road just west of Hughes Road intersection, Grass Valley 807 Comment
  UC1134219  Cupressus macnabiana J. E. Sowder and R. W. Lundh 1933-4-15 31 Nevada 1 mi n Grass Valley; Smartsville Quadrangle Comment
  UC1134220  Cupressus macnabiana N. French 1933-5-9 50 Nevada n of Grass Valley; Smartsville Quadrangle 731 Comment
  UC567155  Cupressus macnabiana J. E. Sowder and R. W. Lundh 1933-4-15 31 Nevada 1 mi n Grass Valley; Smartsville Quadrangle Comment
  UC578034  Cupressus macnabiana H. A. Jensen 1934-11-1 394 Nevada head Rush Creek (two mi w of Nevada City. Rush Creek a tributary of South Fork Yuba River); Smartsville Quadrangle 762 Comment
  UCD133579  Cupressus macnabiana Gordon H. True; John Thomas Howell 1965-7-15 2308 Nevada Ridge Road, just west of Hughes Rd. intersection, Grass Valley. 807 Comment
  CHSC28812  Cynoglossum grande Jeffrey M. Lund 1979-4-7 9 Nevada Located on hillside below road. 609 Comment
  UCR195162  Cynoglossum grande George K. Helmkamp, E. A. Helmkamp 2007-5-26 12094 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 5.6 miles north of Nevada City 518 Comment
  CDA19598  Cynosurus echinatus M. I. Wibawa, L. Pico 2002-6-1 292 Nevada Sierra Nevada; Independence trail, off Hwy 49, +-6 mi N of Nevada City, above S Yuba R. Comment
  SBBG92350  Cynosurus echinatus B. Pitzer, S. Morgan, H. Soldan 1988-5-28 911 Nevada St Hwy 49 at bridge over S fork of Yuba River, ca. 6 mi WNW of Nevada City Comment
  UCD105676  Cytisus scoparius G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10396 Nevada Northern Sierra Nevada Foothills: CA Hwy. 49 at the crossing of the South Yuba River (N of Nevada City). 402 Comment
  UCD105678  Cytisus scoparius G. K. Helmkamp; E. A. Helmkamp 2006-10-10 11522 Nevada Northern Sierra Mountains Foothills: along Hwy. CA-49, 5.8 miles NNW of Nevada City. 750 Comment
  UCD105679  Cytisus scoparius G. K. Helmkamp; E. A. Helmkamp 2007-3-31 11726 Nevada Northern Sierra Nevada Mountains, just south of the crossing of CA-49 over the South Yuba River. 390 Comment
  UCR173342  Cytisus scoparius George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10396 Nevada Northern Sierra Nevada Foothills, Calif. Hwy 49 at the crossing of the South Yuba River (N of Nevada City) 402 Comment
  UCR179306  Cytisus scoparius George K. Helmkamp, E. A. Helmkamp 2006-10-10 11522 Nevada Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 5.8 miles NNW of Nevada City 750 Comment
  UCR189449  Cytisus scoparius George K. Helmkamp, E. A. Helmkamp 2007-3-31 11726 Nevada Foothills, Northern Sierra Nevada Mountains, just south of the crossing of CA-49 over the South Yuba River 390 Comment
  UCR174529  Dactylis glomerata George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10417 Nevada Northern Sierra Nevada Foothills, along Calif. Hwy 49, 2.1 mi. N of the South Yuba River bridge 534 Comment
  CHSC28816  Delphinium gracilentum Jeffrey M. Lund 1979-4-12 12 Nevada Located on edge of roadside. 670 Comment
  CHSC60192  Delphinium gracilentum J. Lund 1980-4-28 Nevada 2.0 miles from Cement Hill Road on Augustine Road. 914 Comment
  RSA515727  Delphinium gracilentum B. Pitzer 1988-5-28 927 Nevada Tahoe National Forest, French Corral Creek Road, just Hwy 49, 2 miles N bridge across S Fork of Yuba River. 671 Comment
  UCR54294  Delphinium gracilentum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 927 Nevada Sierra Nevada Mtns, Tahoe National Forest, French Corral Creek Road, just off Hwy 49, c. 2 mi. north of bridge across South Fork of Yuba River 671 Comment
  UCR54290  Dicentra formosa B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0926 Nevada Sierra Nevada Mtns, Tahoe National Forest, French Corral Creek Road, just off Hwy 49, c. 2 mi. north of bridge across South Fork of Yuba River 671 Comment
  RSA515689  Dicentra formosa subsp. formosa B. Pitzer, S. Morgan, H. Soldan 1988-5-28 926 Nevada Tahoe National Forest, French Corral Creek Road, just Hwy 49, 2 miles N bridge across S Fork of Yuba River. 671 Comment
  SEINET3927935  Dichanthelium acuminatum Unknown 2006-6-19 s.n. Nevada Nevada City. Newton Road.; 0 690 Comment
  CAS-BOT-BC209223  Dichanthelium acuminatum subsp. acuminatum Gordon H. True 1971-7-1 6855 Nevada Newtown Rd. ca. 2 mi. SW of Indian Flat - Sierra Nevada 701 Comment
  UCR200674  Dichanthelium acuminatum subsp. thermale Daniel Sanchez-Mata 2006-6-20 s.n. Nevada Sierra Nevada Foothills, Nevada City, Newton Road 690 Comment
  SEINET9313430  Dichanthelium acuminatum var. thermale Unknown 2006-6-20 Nevada Nevada City, Newton Road. Plant communities developed on springs. With Mimulus guttatus and Hordeum brachyantherum on serpentine soils. Comment
  UCD139205  Dichelostemma capitatum subsp. capitatum L. P. Thibault 1995-5-13 20 Nevada San Juan Ridge just below summit of Bald Mountain. 925 Comment
  CAS-BOT-BC150470  Diplacus grandiflorus Gordon H. True 1962-5-1 530 Nevada Nevada City-North San Juan Highway, just west of South Yuba Bridge Comment
  CHSC28842  Diplacus kelloggii Jeffrey M. Lund 1979-4-12 12 Nevada U.S.D.I. Geological Survey Map. Located at edge of roadside. 670 Comment
  UCR173720  Elymus glaucus var. glaucus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10388 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  UCR54305  Epilobium brachycarpum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0928 Nevada Sierra Nevada Mtns, Tahoe National Forest, French Corral Creek Road, just off Hwy 49, c. 2 mi. north of bridge across South Fork of Yuba River 671 Comment
  CAS-BOT-BC131574  Ericameria arborescens Gordon H. True 1969-10-14 5143 Nevada Nevada City-North San Juan Highway, 3 miles south of North San Juan 579 Comment
  SBBG92379  Erigeron foliosus B. Pitzer, S. Morgan, H. Soldan 1988-5-28 916 Nevada St Hwy 49 at bridge over S fork of Yuba River, ca. 6 mi WNW of Nevada City Comment
  UCR206966  Eriodictyon californicum George K. Helmkamp, E. A. Helmkamp 2009-5-28 14816 Nevada Sierra Nevada Mountains Foothills, along CA-49, 2.0 miles north of its junction with CA-20, north of Nevada City 780 Comment
  UCR80215  Eriogonum luteolum var. luteolum P. A. Munz 1948-8-11 12316 Nevada Bridge over S fork of Yuba River (Hwy 49) 352 Comment
  RSA489565  Eriogonum prattenianum var. prattenianum James L. Reveal 1988-6-3 7009 Nevada Along Hwy 20 in Grass Valley betw Sunset View and Alta Hill, 0.2 mile W of Ridge road and 0.3 mile E of Mills Road. 823 Comment
  UCR195165  Eriophyllum lanatum var. croceum George K. Helmkamp, E. A. Helmkamp 2007-5-26 12091 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 5.6 miles north of Nevada City 518 Comment
  CDA19622  Eriophyllum lanatum var. grandiflorum M. I. Wibawa, L. Pico 2002-6-1 318 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd., Comment
  SEINET3840894  Eriophyllum lanatum var. grandiflorum M. I. Wibawa, L. Pico 2002-6-1 318 Nevada Along Highway 49, wo miles souh of junction to Tyler Foote Crossing Road, Edges of Quercus Kellogii Forest 700 Comment
  CHSC91810  Erythranthe guttata M. I. Wibawa; L. Pico 2002-6-1 300 Nevada San Juan Ridge. Along Hwy 40, +-2 mi S of junction to Tyler Foote Crossing Rd. Meadow with stream. UTM: 10S, 4355398 N, 0663938 E. 700 Comment
  CHSC59368  Erythronium multiscapideum Thomas J. Van Wagner 1992-4-10 12 Nevada On e side of N. Ponderosa Way, ca. 0.8 km from Squirrel Creek crossing, 7.0 road km from Grass Valley. 675 Comment
  CAS-BOT-BC282495  Festuca elmeri Gordon H. True 1965-6-9 2020 Nevada South Yuba River Canyon south of Hiway 49 bridge, near Excelsior ditch 518 Comment
  UCR173533  Festuca megalura George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10402 Nevada Northern Sierra Nevada Foothills, Calif. Hwy 49 at the crossing of the South Yuba River (N of Nevada City) 402 Comment
  UCR173360  Festuca perennis George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10387 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  CDA19617  Filago gallica M. I. Wibawa, L. Pico 2002-6-1 313 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd Comment
  UCR54293  Fragaria virginiana B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 929 Nevada Sierra Nevada Mtns, Tahoe National Forest, French Corral Creek Road, just off Hwy 49, c. 2 mi. north of bridge across South Fork of Yuba River 671 Comment
  CAS-BOT-BC53530  Frangula californica subsp. tomentella Nancy Kittle 1981-5-17 071 Nevada Along Rt. 49, ca 10 miles west of Nevada City 300 Comment
  CHSC28819  Fritillaria micrantha Jeffrey M Lund 1979-4-12 13 Nevada Null. 762 Comment
  UCR196933  Galium parisiense George K. Helmkamp, E. A. Helmkamp 2008-5-20 13457 Nevada Sierra Nevada Mountains Foothills, along CA-49, about 6 miles north of Nevada City 518 Comment
  CHSC107417  Garrya Karen I. Callahan 2010-3-5 13 Nevada Northern Sierra Nevada Foothills. About 5 air miles west of Nevada City. From Jones Bar Road, take Woolman Lane to Caleb Lane. 609 Comment
  CHSC107419  Garrya Karen Callahan 2010-10-26 20 Nevada Northern Sierra Nevada Foothills. Collection was made along 'All;s Well Lane', 1/4 mile west of Slate Creek Road and 1/2 mile north of Ridge Road, northwest of Grass Valley. 670 Comment
  UC1122679  Garrya flavescens J. E. Sowder 1933-5-12 71 Nevada 4.5 mi w Nevada City; Smartsville Quad. 548 Comment
  CHSC100811  Garrya fremontii Karen I. Callahan 2008-4-12 5 Nevada Northern High Sierra Nevada Foothills. Collection was made along 'All's Well Lane', 1/4 mile west of Slate Creek Road and 1/2 mile north of Ridge Road, north west of Grass Valley. 670 Comment
  CHSC100812  Garrya fremontii Karen I. Callahan 2008-4-12 6 Nevada Northern High Sierra Nevada Foothills. Collection was made along 'All's Well Lane', 1/4 mile west of Slate Creek Road and 1/2 mile north of Ridge Road, north west of Grass Valley. 670 Comment
  UC1122691  Garrya fremontii J. E. Sowder 1933-5-12 70 Nevada 4.5 mi w Nevada City; Smartsville Quad. 548 Comment
  CDA19613  Geranium dissectum M. I. Wibawa, L. Pico 2002-6-1 307 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Comment
  CHSC91813  Geranium dissectum M. I. Wibawa; L. Pico 2002-6-1 307 Nevada San Juan Ridge. Along Hwy 40, +-2 mi S of junction to Tyler Foote Crossing Rd. Meadow with stream. UTM: 10S, 4355398 N, 0663938 E. 700 Comment
  UCD103342  Geranium dissectum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10370 Nevada Northern Sierra Nevada Mountains. Cedarsong Road, 0.1 mile NE of CA-Hwy 49 (NW of Nevada City). 637 Comment
  UCR173586  Geranium dissectum George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10370 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  UC1982302  Gilia capitata subsp. mediomontana 2007-6-4 Nevada The property is within the Deer Creek watershed. Deer Creek runs about 0.6 mile (o.97 km) south west of the property. Two main intermitten drainages exist on the south parcel with three branches ans all had flowing or standing water at the time of surveys. Comment
  UCR195156  Gilia capitata subsp. pedemontana George K. Helmkamp, E. A. Helmkamp 2007-5-26 12085 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 5.6 miles north of Nevada City 518 Comment
  UC1982298  Githopsis specularioides Virginia Moran 2007-5-9 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel just east of Avian Way and south of Newtown Road. Comment
  CAS-BOT-BC304922  Grindelia hirsutula Gordon H. True; John Thomas Howell 1971-6-30 6733 Nevada Highway 49, 3 miles west of Indian Flat on Rush Creek 609 Comment
  CAS-BOT-BC304923  Grindelia hirsutula Gordon H. True; John Thomas Howell 1971-6-30 6737 Nevada South Yuba River at Highway 49 Bridge 377 Comment
  UCR206965  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2009-5-28 14812 Nevada Sierra Nevada Mountains Foothills, along CA-49, 2.0 miles north of its junction with CA-20, north of Nevada City 780 Comment
  SD212724  Heuchera micrantha G. K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10395 Nevada CA Highway 49 at the crossing of the South Yuba River (North of Nevada City) 402 Comment
  UCD102641  Heuchera micrantha G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10395 Nevada Northern Sierra Nevada Foothills: CA Hwy. 49 at the crossing of the South Yuba River (N of Nevada City). 402 Comment
  UCR173524  Heuchera micrantha George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10395 Nevada Northern Sierra Nevada Foothills, Calif. Hwy 49 at the crossing of the South Yuba River (N of Nevada City) 402 Comment
  UCR195171  Heuchera micrantha George K. Helmkamp, E. A. Helmkamp 2007-5-26 12099 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 6.9 miles north of Nevada City at the crossing of the South Yuba River 372 Comment
  CDA19609  Holcus lanatus M. I. Wibawa, L. Pico 2002-6-1 303 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Comment
  CHSC91846  Holcus lanatus M. I. Wibawa; L. Pico 2002-6-1 303 Nevada San Juan Ridge. Along Hwy 40, +-2 mi S of junction to Tyler Foote Crossing Rd. Meadow with stream. UTM: 10S, 4355398 N, 0663938 E. 700 Comment
  UCD133338  Hypochaeris glabra G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10376 Nevada Northern Sierra Nevada Mountains. Cedarsong Road, 0.1 mile NE of CA-Hwy 49 (NW of Nevada City). 637 Comment
  UCR173528  Hypochaeris glabra George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10376 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  UCR206910  Hypochaeris radicata George K. Helmkamp, E. A. Helmkamp 2009-5-28 14817 Nevada Sierra Nevada Mountains Foothills, along CA-49, 2.0 miles north of its junction with CA-20, north of Nevada City 780 Comment
  RSA515725  Iris hartwegii subsp. hartwegii B. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 933 Nevada Tahoe National Forest, French Corral Creek Road, just Hwy 49, 2 miles N bridge across S Fork of Yuba River. 671 Comment
  UCR54297  Iris hartwegii subsp. hartwegii B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0933 Nevada Sierra Nevada Mtns, Tahoe National Forest, French Corral Creek Road, just off Hwy 49, c. 2 mi. north of bridge across South Fork of Yuba River 671 Comment
  UCR173589  Iris hartwegii subsp. pinetorum George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10394 Nevada Northern Sierra Nevada Foothills, Calif. Hwy 49 at the crossing of the South Yuba River (N of Nevada City) 402 Comment
  UC1134700  Iris macrosiphon J. E. Sowder 1933-5-12 64 Nevada 2.25 mi nw Nevada City; Smartsville Quad. 822 Comment
  UCR173350  Iris missouriensis George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10377 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  UC1982292  Jensia rammii Virginia Moran 2007-5-10 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel is just east of Avian Way and south of Newtown Road. Comment
  UCR173452  Jensia rammii George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10375 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
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Jan 8 2013
  CDA19611  Juncus bufonius var. bufonius M. I. Wibawa, L. Pico 2002-6-1 305 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Comment
  CDA19610  Juncus occidentalis M. I. Wibawa, L. Pico 2002-6-1 304 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Comment
  UCD133770  Juniperus occidentalis Gordon H. True; John Thomas Howell 1970-7-13 5461 Nevada Eagle Lakes Road at Fordyce Creek Trail ca. 2 miles north of Indian Springs Campground. 1661 Comment
  CDA19623  Lathyrus latifolius M. I. Wibawa, L. Pico 2002-6-1 319 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Comment
  CHSC89326  Lathyrus latifolius M. I. Wibawa; L. Pico 2002-6-1 319 Nevada San Juan Ridge. Along Hwy 49, +- 2 mi S of junction to Tyler Foote Crossing Rd. UTM: 10 S, 4349839 N, 0663902 E. 700 Comment
  SD236280  Lathyrus latifolius G. K. Helmkamp, E. A. Helmkamp 2008-5-20 13458 Nevada Sierra Nevada Mountains Foothills: along CA-49, about 6 miles north of Nevada City. 518 Comment
  SEINET1908774  Lathyrus latifolius G. K. Helmkamp, E. A. Helmkamp 2008-1 13458 Nevada Sierra Nevada Mountains Foothills: along CA-49, about 6 miles north of Nevada City 518 Comment
  UCR197656  Lathyrus latifolius George K. Helmkamp, E. A. Helmkamp 2008-5-20 13458 Nevada Sierra Nevada Mountains Foothills, along CA-49, about 6 miles north of Nevada City 518 Comment
  UC1128971  Lathyrus nevadensis var. nevadensis R. W. Lundh 1933-5-15 253 Nevada 1 mi w Rays Ranch; Smartsville Quad. 640 Comment
  CAS-BOT-BC205053  Lathyrus sulphureus Gordon H. True 1963-5-2 1206 Nevada Nevada City-No. San Juan Highway at So. Yuba River Bridge 391 Comment
  SEINET6658660  Lathyrus sulphureus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10368 Nevada Northern Sierra Nevada Mts.: Cedarsong Road, 0.1 mi NE of CA Hwy 49 (NW of Nevada City) (Nevada City 7.5' Q); 0 637 Comment
  UCD106441  Lathyrus sulphureus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10368 Nevada Northern Sierra Nevada Mountains. Cedarsong Road, 0.1 mile NE of CA-Hwy 49 (NW of Nevada City). 637 Comment
  UCR173582  Lathyrus sulphureus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10368 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  UCR195161  Lathyrus sulphureus George K. Helmkamp, E. A. Helmkamp 2007-5-26 12088 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 5.6 miles north of Nevada City 518 Comment
  UCD133912  Layia glandulosa G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10375 Nevada Northern Sierra Nevada Mountains. Cedarsong Road, 0.1 mile NE of CA-Hwy 49 (NW of Nevada City). 637 Comment
  CAS-BOT-BC221500  Lepechinia calycina Gordon H. True 1965-6-9 2018 Nevada South Yuba River Canyon just N. of Hiway 49 Bridge 518 Comment
  JEPS63262  Lepechinia calycina W. I. Follett 1936-6-27 Nevada 6 mi of Nevada City Comment
  CHSC100957  Lessingia nemaclada Virginia Moran 2007-6-4 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel is just east of Avian Way and south of Newtown Road. 673 Comment
  UC1982306  Lessingia nemaclada Virginia Moran 2007-6-4 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel is just east of Avian Way and south of Newtown Road. Comment
  CAS-BOT-BC233820  Lewisia cantelovii Gordon H. True 1964-6-3 1464 A Nevada Devils Slide on So. Fork of the Yuba River, ca. 1 mi. E. of Highway 49 bridge 441 Comment
  JEPS72871  Lewisia cantelovii L. Heckard 1972-6-3 Nevada 1/2 mi upstream s fork Yuba River, Devil's Slide, head of Excelsior Ditch highway 49 bridge; Yuba River Comment
  CAS-BOT-BC130575  Lilium humboldtii A. M. Vollmer; L. Beane 1953-7-2 25 Nevada On road between Nevada City and North San Juan Comment
  CAS-BOT-BC130576  Lilium humboldtii A. M. Vollmer; L. Beane 1953-7-2 25 Nevada On road between Nevada City and North San Juan Comment
  RSA130322  Lilium humboldtii subsp. humboldtii Albert M. Vollmer 1953-7-2 s.n. Nevada On road between Nevada City and North San Juan Comment
  UCR173357  Linanthus bicolor George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10421 Nevada Northern Sierra Nevada Foothills, along Calif. Hwy 49, 2.1 mi. N of the South Yuba River bridge 534 Comment
  UC1982291  Linanthus bolanderi Virginia Moran 2007-5-10 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel is just east of Avian Way and south of Newtown Road. Comment
  UC1982304  Linanthus harknessii Virginia Moran 2007-5-10 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel is just east of Avian Way and south of Nevada Road. Comment
  CHSC91732  Logfia gallica M. I. Wibawa; L. Pico 2002-6-1 313 Nevada San Juan Ridge. Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Flats above meadow. UTM: 10S, 4355398 N, 0663938 E. 700 Comment
  CAS-BOT-BC283555  Lolium multiflorum Gordon H. True; John Thomas Howell 1971-6-30 6734 Nevada S Yuba River at Highway 49 Bridge 377 Comment
  CHSC100959  Lomatium utriculatum Virginia Moran 2007-5-10 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel is just east of Avian Way and south of Newtown Road. 672 Comment
  UC1982283  Lomatium utriculatum Virginia Moran 2007-5-10 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel is just east of Avian Way and south of Newtown Road. Comment
  UCR198120  Lonicera hispidula var. vacillans Donald W. Shor 1978-6-3 18 Nevada Hwy 49, next to stream 402 Comment
  UCR176284  Lotus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10412 Nevada Northern Sierra Nevada Foothills, along Calif. Hwy 49, 2.1 mi. N of the South Yuba River bridge 534 Comment
  UCR179331  Lotus humistratus George K. Helmkamp, E. A. Helmkamp 2006-10-10 11520 Nevada Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 5.8 miles NNW of Nevada City 750 Comment
  CAS-BOT-BC198384  Lupinus albifrons Gordon H. True 1962-5-1 506 Nevada On Nevada City-North San Juan Rd., just east of South Yuba Bridge - Sierra Nevada 381 Comment
  CHSC28843  Lupinus albifrons Jeffrey M. Lund 1979-4-7 8 Nevada Located on edge of roadside. 670 Comment
  SD212609  Lupinus albifrons var. collinus G. K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10416 Nevada Along CA Highway 49, 2.1 miles north of the South Yuba River bridge. 534 Comment
  UCD106272  Lupinus albifrons var. collinus G. K. Helmkamp; E. A. Helmkamp 2006-5-11 10416 Nevada Northern Sierra Nevada Foothills: along CA Hwy 49, 2.1 mi. N of the South Yuba River bridge. 534 Comment
  UCR173355  Lupinus albifrons var. collinus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10416 Nevada Northern Sierra Nevada Foothills, along Calif. Hwy 49, 2.1 mi. N of the South Yuba River bridge 534 Comment
  UCR195164  Lupinus latifolius var. columbianus George K. Helmkamp, E. A. Helmkamp 2007-5-26 12092 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 5.6 miles north of Nevada City 518 Comment
  CDA19604  Lupinus nanus M. I. Wibawa, L. Pico 2002-6-1 298 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Comment
  CDA19620  Lupinus nanus M. I. Wibawa, L. Pico 2002-6-1 317 Nevada San Juan Ridge; Along Hwy 49, +-3 mi S of junction to Tyler Foote Crossing Rd. Comment
  CHSC91729  Lupinus nanus M. I. Wibawa; L. Pico 2002-6-1 317 Nevada San Juan Ridge. Along Hwy 49, +-3 mi S of junction to Tyler Foote Crossing Rd. UTM: 10S, 4349839 N, 0663902 E. 700 Comment
  UCD109062  Lupinus nanus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10382 Nevada Northern Sierra Nevada Mountains. Cedarsong Road, 0.1 mile NE of CA-Hwy 49 (NW of Nevada City). 637 Comment
  UCD109063  Lupinus nanus G. K. Helmkamp; E. A. Helmkamp 2006-5-11 10415 Nevada Northern Sierra Nevada Foothills: along CA Hwy 49, 2.1 mi. N of the South Yuba River bridge. 534 Comment
  UCR173345  Lupinus nanus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10382 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  UCR173354  Lupinus nanus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10415 Nevada Northern Sierra Nevada Foothills, along Calif. Hwy 49, 2.1 mi. N of the South Yuba River bridge 534 Comment
  UCR195158  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2007-5-26 12089 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 5.6 miles north of Nevada City 518 Comment
  UCR207030  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2009-5-28 14810 Nevada Sierra Nevada Mountains Foothills, along CA-49, 2.0 miles north of its junction with CA-20, north of Nevada City 780 Comment
  UCR196932  Madia citrigracilis George K. Helmkamp, E. A. Helmkamp 2008-5-20 13455 Nevada Sierra Nevada Mountains Foothills, along CA-49, about 6 miles north of Nevada City 518 Comment
  CDA19618  Madia exigua M. I. Wibawa, L. Pico 2002-6-1 314 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Comment
  CDA19616  Madia gracilis M. I. Wibawa, L. Pico 2002-6-1 312 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Comment
  UCD134292  Madia gracilis G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10399 Nevada Northern Sierra Nevada Foothills: CA Hwy. 49 at the crossing of the South Yuba River (N of Nevada City). 402 Comment
  UCR173530  Madia gracilis George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10399 Nevada Northern Sierra Nevada Foothills, Calif. Hwy 49 at the crossing of the South Yuba River (N of Nevada City) 402 Comment
  UCR195159  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2007-5-26 12090 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 5.6 miles north of Nevada City 518 Comment
  CAS-BOT-BC282172  Melica geyeri Gordon H. True 1970-4-20 5296 Nevada Excelsior Ditch just S of South Yuba River Bridge on Highway 49 518 Comment
  UCD87358  Melica geyeri Gordon H. True 1970-4-20 5296 Nevada S. of South Yuba River Bridge on Hwy. 49. 518 Comment
  CAS-BOT-BC281352  Melica harfordii Gordon H. True 1965-6-9 2019 Nevada South Yuba River Canyon S of Highway 49 Bridge near Excelsior Ditch 518 Comment
  CAS-BOT-BC264167  Melica subulata Gordon H. True 1970-5-17 5349 Nevada Deer Creek Canyon at Rough and Ready Ditch flume, 0.5 mi. W of Nevada City 762 Comment
  CAS-BOT-BC428859  Micranthes californica Lillian S. Mott 1964-4-12 1564 Nevada Excellsior [Excelsior] ditch. 792 Comment
  CAS-BOT-BC428869  Micranthes californica Gordon H. True 1966-4-7 2686 Nevada So. Yuba River at head of Excelsior Ditch about 1 1/2 miles east of Hiway 49 bridge 487 Comment
  CHSC28818  Micranthes fallax Jeffrey M. Lund 1979-4-7 9 Nevada Located on edge of roadside. 609 Comment
  CDA19619  Micropus californicus var. californicus M. I. Wibawa, L. Pico 2002-6-1 315 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd Comment
  UCD134484  Micropus californicus var. californicus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10383 Nevada Northern Sierra Nevada Mountains. Cedarsong Road, 0.1 mile NE of CA-Hwy 49 (NW of Nevada City). 637 Comment
  UCR173344  Micropus californicus var. californicus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10383 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  UCD122211  Mimulus aurantiacus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10400 Nevada Northern Sierra Nevada Foothills, CA Hwy 49 at the crossing of the South Yuba River (N of Nevada City). 402 Comment
  UCD122255  Mimulus aurantiacus L. P. Thibault 1995-5-12 14 Nevada Hwy 49, North of South Fork of Yuba River, approx. 2 mi. past bridge over South Fork of Yuba River. Bank on east side of highway. 480 Comment
  UCR173531  Mimulus aurantiacus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10400 Nevada Northern Sierra Nevada Foothills, Calif. Hwy 49 at the crossing of the South Yuba River (N of Nevada City) 402 Comment
  UCR195166  Mimulus aurantiacus George K. Helmkamp, E. A. Helmkamp 2007-5-26 12098 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 6.9 miles north of Nevada City at the crossing of the South Yuba River 372 Comment
  JEPS28067  Mimulus aurantiacus var. grandiflorus Rimo Bacigalupi and L. Heckard 1961-6-16 7824 Nevada just 0.3 mi w of bridge crossing South Fork of Yuba River (along state highway 49, on s bank of river); Canyon of South Fork of Yuba River 381 Comment
  UC943805  Mimulus aurantiacus var. grandiflorus H. E. McMinn 1946-5-11 5510 Nevada 5 mi nw of Nevada City (South Fork Yuba River); South Fork Yuba River Comment
  CDA19606  Mimulus guttatus M. I. Wibawa, L. Pico 2002-6-1 300 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. common. Comment
  CAS-BOT-BC220472  Monardella sheltonii Gordon H. True; John Thomas Howell 1971-6-30 6730 Nevada Highway 49, 2 miles west of Indian Flat on Rush Creek 609 Comment
  CDA19608  Myosotis discolor M. I. Wibawa, L. Pico 2002-6-1 302 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Comment
  CHSC91734  Myosotis discolor M. I. Wibawa; L. Pico 2002-6-1 302 Nevada San Juan Ridge. Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Meadow. UTM: 10S, 4355398 N, 0663938 E. 700 Comment
  SEINET3246063  Nemophila heterophylla G. K. Helmkamp, E. A. Helmkamp 2007-1 11721 Nevada Foothills, Northern Sierra Nevada Mountains: just south of the crossing of CA-49 over the South Yuba River. 390 Comment
  UCD120025  Nemophila heterophylla G. K. Helmkamp; E. A. Helmkamp 2007-3-31 11721 Nevada Northern Sierra Nevada Mountains: just south of the crossing of CA-49 over the South Yuba River. 390 Comment
  UCR188869  Nemophila heterophylla George K. Helmkamp, E. A. Helmkamp 2007-3-31 11721 Nevada Foothills, Northern Sierra Nevada Mountains, just south of the crossing of CA-49 over the South Yuba River 390 Comment
  SEINET7357387  Nemophila maculata George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10413 Nevada Northern Sierra Nevada Foothills: Along CA Hwy 49, 2.1 mi. N of the South Yuba River bridge.; 0 533 Comment
  UCD119579  Nemophila maculata G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10413 Nevada Northern Sierra Nevada: Along CA Hwy 49, 2.1 mi. N of the South Yuba River bridge. 534 Comment
  UCR173352  Nemophila maculata George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10413 Nevada Northern Sierra Nevada Foothills, along Calif. Hwy 49, 2.1 mi. N of the South Yuba River bridge 534 Comment
  UCR54289  Orobanche uniflora B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0934 Nevada Sierra Nevada Mtns, Tahoe National Forest, French Corral Creek Road, just off Hwy 49, c. 2 mi. north of bridge across South Fork of Yuba River 671 Comment
  RSA299285  Panicum acuminatum var. acuminatum Gordon H. True Jr. 1971-7-1 6855 Nevada Newton Rd. ca. 2 mi. SW of Indian Flat 701 Comment
  UCD63249  Panicum acuminatum var. fasciculatum Daniel Sanchez-Mata 2006-6-19 s.n. Nevada Nevada City. Newton Road. 690 Comment
  UCD63360  Panicum acuminatum var. fasciculatum Daniel Sanchez-Mata 2006-6-20 s.n. Nevada Nevada City. Newton Road. 690 Comment
  UC1982299  Pedicularis densiflora Virginia Moran 2007-5-8 Nevada Collected from property just east of historic Newtown in wets Nevada County. Parcel east of Avian Way and south of Newtown Road. Comment
  UC1063632  Pellaea mucronata var. mucronata M. A. Elvin 1933-5-16 1 Nevada s slope of Montezuma Hill; Smartsville Quadrangle Comment
  JEPS109971  Perideridia bacigalupii Dean W. Taylor 2005-7-29 19440 Nevada Highway 49; ca. 1 mile south of South Yuba River bridge 441 Comment
  NY406110  Perideridia bacigalupii L. Constance 1965-9-7 3761 Nevada Above Rush Creek, 2.3 miles northwest of NEvada City 609.6 Comment
  SEINET3860792  Perideridia bacigalupii L. Constance, T. I. Chuang 1965-9-7 3761 Nevada Above Rush Creek 2.3 mi NW of Nevada City.; 0 610 Comment
  SEINET4855711  Perideridia bacigalupii Unknown 1965-9-7 3761 Nevada Above Rush Creek 2.3 mi NW of Nevada City. 610 Comment
  UC1312860 Image available Perideridia bacigalupii L. Constance and T. I. Chuang with R. S. Mitchell and R. A. Schlising 1965-9-7 3761 Nevada 2.3 mi nw Nevada City (above Rush Creek); Rush Creek; Rush Creek, Nevada Co. 609 Comment
  UC1389927  Perideridia bacigalupii T. I. Chuang, L. Constance 1964-7-2 5965 Nevada 4 mi. n.w. Nevada City Comment
  UC1389930  Perideridia bacigalupii T. I. Chuang and L. Constance 1964-7-2 5966 Nevada 5.5 mi nw Nevada City Comment
  UCR173346  Petrorhagia dubia George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10380 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  JEPS28068  Phacelia heterophylla subsp. virgata Rimo Bacigalupi and L. Heckard 1961-6-16 7825 Nevada road bank near crossing of state highway 49 over Shady Creek (3.5 mi n of S. Fk. Yuba River crossing) 541 Comment
  UC735107  Phacelia heterophylla subsp. virgata Lincoln Constance and Howard E. McMinn 1946-5-11 3040 Nevada five mi s North San Juan 566 Comment
  UC735111  Phacelia imbricata Lincoln Constance and Howard E. McMinn 1946-5-11 3041 Nevada 7 mi nw Nevada City; South Fork of Yuba River 432 Comment
  CAS-BOT-BC72712  Philadelphus lewisii Gordon H. True 1966-4-28 2767 Sierra South Yuba River at head of Excelsior Ditch about 1 1/2 miles east of Highway 49 bridge 487 Comment
  CAS-BOT-BC77386  Philadelphus lewisii Gordon H. True 1965-6-9 2021 Nevada South Yuba River Canyon just So. of Highway 49 Bridge 487 Comment
  UCR194886  Philadelphus lewisii George K. Helmkamp, E. A. Helmkamp 2007-5-26 12102 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 6.9 miles north of Nevada City at the crossing of the South Yuba River 372 Comment
  CAS-BOT-BC260839  Phleum pratense Gordon H. True; John Thomas Howell 1971-6-30 6726 Nevada Highway 49, 2 miles west of Indian Flat on Rush Creek 609 Comment
  CHSC60189  Phlox speciosa subsp. occidentalis J. Lund 1980-4-28 Nevada 2.0 miles from Cement Hill Rd. on Augustine Rd. 914 Comment
  CAS-BOT-BC134912  Phoradendron bolleanum Gordon H. True; J. T. Howell 1965-7-15 2309 Nevada Ridge Road just W of Hughes Road intersection, Grass Valley. Sierra Nevada 807 Comment
  UCD102030  Phoradendron bolleanum John Thomas Howell 1965-7-15 2309 Nevada West of Hughes Road intersection, Grass Valley, Sierra Nevada. 807 Comment
  CDA27678  Pickeringia montana T. C. Fuller 1963-6-14 9026 Nevada Highway 49 to North San Juan, 3.6 miles northwest of Highway 20 at Nevada City. 0 Comment
  CAS-BOT-BC207299  Pickeringia montana var. montana T. C. Fuller 1962-6-14 9026 Nevada Hwy. 49 to North San Juan, 3.6 mi. NW of Hwy 20 at Nevada City Comment
  CAS-BOT-BC207300  Pickeringia montana var. montana Peter H. Raven 1964-6-30 19616 Nevada 4.1 miles northwest of Nevada City on State Highway 49 731 Comment
  RSA109838  Pickeringia montana var. montana E. K. Balls, Lee W. Lenz, B. K. Balls 1956-6-20 21854 Nevada 3.8 mi. nw. from Nevada City along State Hwy. 49. 671 Comment
  UC1129862  Pickeringia montana var. montana J. E. Sowder 1933-5-12 69 Nevada 2 1/2 mi w Nevada City; Smartsville Quadrangle Comment
  UC1129866  Pickeringia montana var. montana H. A. Jensen 1934-10-13 388 Nevada Hd. Rush Creek Smartsville Quadrangle Comment
  UCR173523  Plectritis macrocera George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10393 Nevada Northern Sierra Nevada Foothills, Calif. Hwy 49 at the crossing of the South Yuba River (N of Nevada City) 402 Comment
  CDA19615  Poa bulbosa M. I. Wibawa, L. Pico 2002-6-1 310 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Comment
  CHSC91842  Poa bulbosa M. I. Wibawa; L. Pico 2002-6-1 310 Nevada San Juan Ridge. Along Hwy 40, +-2 mi S of junction to Tyler Foote Crossing Rd. Flats above meadow. UTM: 10S, 4355398 N, 0663938 E. 700 Comment
  UCR173359  Poa bulbosa George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10423 Nevada Northern Sierra Nevada Foothills, along Calif. Hwy 49, 2.1 mi. N of the South Yuba River bridge 534 Comment
  UCR173532  Poa secunda George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10401 Nevada Northern Sierra Nevada Foothills, Calif. Hwy 49 at the crossing of the South Yuba River (N of Nevada City) 402 Comment
  UCD92387  Poa secunda subsp. juncifolia Jack Maze 1964-5-6 46 Nevada By bridge over South Yuba River, State Highway 49. Comment
  SBBG92144  Polygala cornuta var. cornuta B. Pitzer, S. Morgan, H. Soldan 1988-5-28 925 Nevada St Hwy 49 at bridge over S fork of Yuba River, ca. 6 mi WNW of Nevada City Comment
  SEINET7297302 Image available Polypogon australis Gordon H. True, John Thomas Howell 1971-1 6596 Nevada Highway 49, at the South Yuba River Bridge 377 Comment
  UCR173450  Potentilla glandulosa George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10374 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  UCR174402A  Potentilla glandulosa George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10418 Nevada Northern Sierra Nevada Foothills, along Calif. Hwy 49, 2.1 mi. N of the South Yuba River bridge 534 Comment
  UCR206967  Potentilla glandulosa subsp. glandulosa George K. Helmkamp, E. A. Helmkamp 2009-5-28 14820 Nevada Sierra Nevada Mountains Foothills, along CA-49, 2.0 miles north of its junction with CA-20, north of Nevada City 780 Comment
  UCD113976  Poterium sanguisorba G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10372 Nevada Northern Sierra Nevada Mtns.: Cedarsong Road, 0.1 mi. NE of CA Hwy 49 (NW of Nevada City). 637 Comment
  UCD113977  Poterium sanguisorba G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10419 Nevada Northern Sierra Nevada: Along CA Hwy 49, 2.1 mi. N of the South Yuba River bridge. 534 Comment
  CDA19607  Prunella vulgaris var. lanceolata M. I. Wibawa, L. Pico 2002-6-1 301 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Comment
  CHSC91725  Prunella vulgaris var. lanceolata M. I. Wibawa; L. Pico 2002-6-1 301 Nevada San Juan Ridge. Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Meadow. UTM: 10S, 4355398 N, 0663938 E. 700 Comment
  CAS-BOT-BC154636  Prunus subcordata Lillian Mott 1967-5-14 6718 Nevada Along 49 near Rush Creek 609 Comment
  CAS-BOT-BC154835  Prunus virginiana var. demissa Gordon H. True 1972-5-3 7119 Nevada Highway 49, 2 miles west of Indian Flat on Rush Creek 609 Comment
  CAS-BOT-BC93977  Quercus durata Gordon H. True 1961-11-20 300 Nevada Head of Slate Creek on Ridge Road, Grass Valley Comment
  UCD45895  Quercus durata Gordon H. True 1961-11-20 300 Nevada Head of Slate Creek on Ridge Road, Grass Valley, Nevada Co. Comment
  CAS-BOT-BC105116  Quercus kelloggii Gordon H. True 1970-3-17 5218 Nevada Nevada City-No. San Juan Hwy. ca. 2 mi W of So. Yuba River bridge 579 Comment
  SEINET3245844  Quercus kelloggii G. K. Helmkamp, E. A. Helmkamp 2007-1 11722 Nevada Foothills, Northern Sierra Nevada Mountains: just south of the crossing of CA-49 over the South Yuba River. 390 Comment
  UCD46629  Quercus kelloggii Gordon H. True 1970-3-17 5218 Nevada Nevada City-No. San Juan Hwy. ca. 2 miles W. of So. Yuba River bridge; 579 Comment
  UCD61815  Quercus kelloggii G. K. Helmkamp; E. A. Helmkamp 2006-10-10 11516 Nevada Northern Sierra Nevada Mountains Foothills: along Hwy. CA-49, 5.8 miles NNW of Nevada City. 750 Comment
  UCD64108  Quercus kelloggii G. K. Helmkamp; E. A. Helmkamp 2007-3-31 11722 Nevada Northern Sierra Nevada Mountains: just south of the crossing at CA-49 over the South Yuba River. 390 Comment
  UCR179309  Quercus kelloggii George K. Helmkamp, E. A. Helmkamp 2006-10-10 11516 Nevada Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 5.8 miles NNW of Nevada City 750 Comment
  UCR188866  Quercus kelloggii George K. Helmkamp, E. A. Helmkamp 2007-3-31 11722 Nevada Foothills, Northern Sierra Nevada Mountains, just south of the crossing of CA-49 over the South Yuba River 390 Comment
  SD236306  Quercus wislizeni G. K. Helmkamp, E. A. Helmkamp 2006-10-10 11517 Nevada Northern Sierra Nevada Mountains Foothills: along Hwy CA-49, 5.8 miles NNW of Nevada City 750 Comment
  UCD63207  Quercus wislizeni G. K. Helmkamp; E. A. Helmkamp 2006-10-10 11517 Nevada Northern Sierra Mountains Foothills: along Hwy. CA-49, 5.8 miles NNW of Nevada City. 750 Comment
  UCR179308  Quercus wislizeni George K. Helmkamp, E. A. Helmkamp 2006-10-10 11517 Nevada Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 5.8 miles NNW of Nevada City 750 Comment
  UCD95952  Ranunculus californicus G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10379 Nevada Northern Sierra Nevada Mountains. Cedarsong Road, 0.1 mile NE of CA-Hwy 49 (NW of Nevada City). 637 Comment
  UCR173341  Ranunculus californicus George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10379 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  JEPS55177  Ranunculus occidentalis Willis L. Jepson 1892-4-13 Nevada Deer Creek Ridge Comment
  UCR195167  Rhamnus californica subsp. tomentella George K. Helmkamp, E. A. Helmkamp 2007-5-26 12097 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 6.9 miles north of Nevada City at the crossing of the South Yuba River 372 Comment
  UC1121901  Rhamnus ilicifolia J. E. Sowder 1933-5-12 67 Nevada 2.5 mi w Nevada City; Smartsville Quad. 762 Comment
  UC1121766  Rhamnus tomentella subsp. tomentella J. E. Sowder 1933-5-12 66 Nevada 2.5 mi w Nevada City; Smartsville Quad. 762 Comment
  CAS-BOT-BC200650  Rhus aromatica Gordon H. True 1974-4-25 7666 Nevada Nevada City-North San Juan Hwy. ca. 1 mile south of Shady Creek bridge 533 Comment
  CAS-BOT-BC200651  Rhus aromatica Gordon H. True 1974-5-13 7674 Nevada Nevada City-North San Juan Hwy. ca. 1/2 mile south of Shady Creek bridge Comment
  CAS-BOT-BC186140  Ribes roezlii Gordon H. True 1970-4-14 5289 Nevada Nevada City - N. San Juan Highway ca. 2 miles west of South Yuba River Bridge 579 Comment
  UCR89325  Ribes roezlii G. H. True 1970-4-14 5289 Nevada Nevada City- N. San Julian Hwy c. 2 mi west of South Yuba River Bridge 406 Comment
  CHSC28854  Ribes roezlii var. roezlii Jeffrey M Lund 1979-4-7 1 Nevada Bordering T17N and T16N. Located on edge of intersection. 914 Comment
  UCR195154  Rubus discolor George K. Helmkamp, E. A. Helmkamp 2007-5-26 12086 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 5.6 miles north of Nevada City 518 Comment
  CDA19612  Rumex acetosella M. I. Wibawa, L. Pico 2002-6-1 306 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Comment
  UCD101067  Rumex acetosella L. P. Thibault 1995-5-13 29 Nevada West side of Highway 49 at Rooster Hill Rd. 600 Comment
  UCR207031  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2009-5-28 14811 Nevada Sierra Nevada Mountains Foothills, along CA-49, 2.0 miles north of its junction with CA-20, north of Nevada City 780 Comment
  JEPS38397  Salix laevigata Willis L. Jepson 1892-4-15 22 s Nevada Randolph Flat Comment
  JEPS13838  Salix lasiolepis Willis L. Jepson 1892-4-15 22 s Nevada Randolph Flat Comment
  UCR173356  Sanguisorba minor subsp. muricata George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10419 Nevada Northern Sierra Nevada Foothills, along Calif. Hwy 49, 2.1 mi. N of the South Yuba River bridge 534 Comment
  UCR173584  Sanguisorba minor subsp. muricata George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10372 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  UCR194884  Sanguisorba minor subsp. muricata George K. Helmkamp, E. A. Helmkamp 2007-5-26 12100 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 6.9 miles north of Nevada City at the crossing of the South Yuba River 372 Comment
  UCR195168  Sanicula bipinnatifida George K. Helmkamp, E. A. Helmkamp 2007-5-26 12095 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 5.6 miles north of Nevada City 518 Comment
  UC1982303  Scutellaria antirrhinoides Virginia Moran 2007-6-4 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel is just east of Avian Way and south of Newtown Road. Comment
  UCR54295  Sedum spathulifolium B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0935 Nevada Sierra Nevada Mtns, Tahoe National Forest, French Corral Creek Road, just off Hwy 49, c. 2 mi. north of bridge across South Fork of Yuba River 671 Comment
  CHSC28844  Silene californica Jeffrey M. Lund 1979-4-7 7 Nevada Located on edge of roadside. 762 Comment
  UCR188868  Silene californica George K. Helmkamp, E. A. Helmkamp 2007-3-31 11723 Nevada Foothills, Northern Sierra Nevada Mountains, just south of the crossing of CA-49 over the South Yuba River 390 Comment
  UCSC000257  Silene californica J. E. Sowder 1933-5-6 62 Nevada 1 mi. S.W. of Bunker Hill - Smartsville 366 Comment
  UCR54303  Silene laciniata B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-28 0932 Nevada Sierra Nevada Mtns, Tahoe National Forest, French Corral Creek Road, just off Hwy 49, c. 2 mi. north of bridge across South Fork of Yuba River 671 Comment
  CAS-BOT-BC389188  Silene laciniata subsp. californica Lillian S. Mott 1965-4-4 6563 Nevada Excelsior Ditch 457 Comment
  UCD98987  Silene laciniata subsp. californica G. K. Helmkamp; E. A. Helmkamp 2007-3-31 11723 Nevada Northern Sierra Nevada Mountains, just south of the crossing of CA-49 over the South Yuba River. 390 Comment
  UCD138876  Sisyrinchium bellum G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10385 Nevada Northern Sierra Nevada Mountains. Cedarsong Road, 0.1 mile NE of CA-Hwy 49 (NW of Nevada City). 637 Comment
  UCR173349  Sisyrinchium bellum George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10385 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  UCR179307  Solidago canadensis subsp. elongata George K. Helmkamp, E. A. Helmkamp 2006-10-10 11521 Nevada Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 5.8 miles NNW of Nevada City 750 Comment
  UCD135930  Solidago elongata G. K. Helmkamp; E. A. Helmkamp 2006-10-10 11521 Nevada Northern Sierra Mountains Foothills: along Hwy. CA-49, 5.8 miles NNW of Nevada City. 750 Comment
  UC990717  Stephanomeria virgata subsp. pleurocarpa Roxana S. Ferris 1953-11-7 12598 Nevada State Highway 49, s fork of Yuba River Yuba River Comment
  UCR179310  Stephanomeria virgata subsp. pleurocarpa George K. Helmkamp, E. A. Helmkamp 2006-10-10 11515 Nevada Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 5.8 miles NNW of Nevada City 750 Comment
  CAS-BOT-BC87727  Streptanthus tortuosus Gordon H. True 1962-5-1 550 Nevada Sierra Nevada. Nevada City-North San Juan Highway, just east of South Yuba Bridge. 548 Comment
  CAS-BOT-BC87729  Streptanthus tortuosus Gordon H. True 1970-5-16 5345 Nevada Excelsior Ditch just east of Highway 49, near South Fork of Yuba River Bridge. 441 Comment
  UCR195163  Tauschia hartwegii George K. Helmkamp, E. A. Helmkamp 2007-5-26 12093 Nevada Northern Sierra Nevada Mountains Foothills, along CA-49, 5.6 miles north of Nevada City 518 Comment
  UCR173525  Thysanocarpus curvipes George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10392 Nevada Northern Sierra Nevada Foothills, Calif. Hwy 49 at the crossing of the South Yuba River (N of Nevada City) 402 Comment
  CDA19595  Torilis arvensis M. I. Wibawa, L. Pico 2002-6-1 288 Nevada Sierra Nevada; Independence trail, off Hwy 49, +-6 mi N of Nevada City, above S Yuba R. Comment
  SD236168  Torilis arvensis G. K. Helmkamp, E. A. Helmkamp 2008-5-20 13456 Nevada Sierra Nevada Mountains Foothills: along CA-49, about 6 miles north of Nevada City 518 Comment
  UCR197007  Torilis arvensis George K. Helmkamp, E. A. Helmkamp 2008-5-20 13456 Nevada Sierra Nevada Mountains Foothills, along CA-49, about 6 miles north of Nevada City 518 Comment
  CDA19597  Trifolium ciliolatum M. I. Wibawa, L. Pico 2002-6-1 290 Nevada Sierra Nevada; Independence trail, off Hwy 49, +-6 mi N of Nevada City, above S Yuba R. Comment
  CDA19614  Trifolium dubium M. I. Wibawa, L. Pico 2002-6-1 308 Nevada San Juan Ridge; Along Hwy 49, +-2 mi S of junction to Tyler Foote Crossing Rd. Comment
  UCD108824  Trifolium dubium G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10371 Nevada Northern Sierra Nevada Mountains. Cedarsong Road, 0.1 mile NE of CA-Hwy 49 (NW of Nevada City). 637 Comment
  UCD38319  Trifolium dubium Beecher Crampton 1954-5-10 1840 Nevada 6 miles N of Nevada City, along Highway 49. Comment
  UCR151588  Trifolium dubium Beecher Crampton 1954-5-10 1840 Nevada Northern Sierra Nevada Mtns., 6 miles north of Nevada City along Hwy 49, south slope of South Yuba River 549 Comment
  UCR173585  Trifolium dubium George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10371 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  UCR206969  Trifolium dubium George K. Helmkamp, E. A. Helmkamp 2009-5-28 14819 B Nevada Sierra Nevada Mountains Foothills, along CA-49, 2.0 miles north of its junction with CA-20, north of Nevada City 780 Comment
  SD239762  Trifolium hirtum G. K. Helmkamp, E. A. Helmkamp 2009-5-28 14818 Nevada Sierra Nevada Mountains Foothills: along CA-49, 2.0 miles north of its junction with CA-20, north of Nevada City. 779 Comment
  UCR173451  Trifolium hirtum George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10373 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  UCR206961  Trifolium hirtum George K. Helmkamp, E. A. Helmkamp 2009-5-28 14818 Nevada Sierra Nevada Mountains Foothills, along CA-49, 2.0 miles north of its junction with CA-20, north of Nevada City 780 Comment
  UCR206968  Trifolium microcephalum George K. Helmkamp, E. A. Helmkamp 2009-5-28 14819 A Nevada Sierra Nevada Mountains Foothills, along CA-49, 2.0 miles north of its junction with CA-20, north of Nevada City 780 Comment
  SEINET4206962  Trifolium variegatum J. M. Gillet, A. G. Moulds 1964-6-12 12665 Nevada Between Nevada City and North San Juan Valley of the Yuba River.; 0 Comment
  UCD32528  Trisetum canescens Beecher Crampton 1954-5-10 1839 Nevada Nevada County, state highway 49, southern slope of south Yuba River Canyon, 6 miles north of Nevada City. Comment
  UCD93494  Trisetum canescens Beecher Crampton 1954-5-10 1839 Nevada Nevada County, state highway 49, southern slope of south Yuba River Canyon, 6 miles north of Nevada City. Comment
  UCD139351  Triteleia ixioides subsp. scabra L. P. Thibault 1995-5-12 15 Nevada Hwy 49, North of South Fork of Yuba River, approx. 2 mi. past bridge over South Fork of Yuba River. Bank on east side of highway. 480 Comment
  UCD164693  Triteleia ixioides subsp. scabra L. P. Thibault 1995-5-12 15 Nevada Highway 49, north of South Fork of Yuba River, approximately 2 miles past bridge over South Fork of Yuba River. 480 Comment
  CAS-BOT-BC91203  Umbellularia californica Gordon H. True 1970-3-17 5217 Nevada Nevada City - North San Juan Highway just south of South Yuba River bridge. 426 Comment
  UCD137893  Umbellularia californica G. K. Helmkamp; E. A. Helmkamp 2007-3-31 11727 Nevada Northern Sierra Nevada Mountains: just south of the crossing at CA-49 over the South Yuba River. 390 Comment
  UCR189450  Umbellularia californica George K. Helmkamp, E. A. Helmkamp 2007-3-31 11727 Nevada Foothills, Northern Sierra Nevada Mountains, just south of the crossing of CA-49 over the South Yuba River 390 Comment
  SBBG50220  Umbellularia californica var. californica G. H. True 1970-3-17 Nevada just S of South Yuba River bridge 426 Comment
  UCD108909  Vicia sativa subsp. nigra G. K. Helmkamp; E. A. Helmkamp 2007-3-31 11724 Nevada Northern Sierra Nevada Mountains, just south of the crossing of CA-49 over the South Yuba River. 390 Comment
  UCR188867  Vicia sativa subsp. sativa George K. Helmkamp, E. A. Helmkamp 2007-3-31 11724 Nevada Foothills, Northern Sierra Nevada Mountains, just south of the crossing of CA-49 over the South Yuba River 390 Comment
  UCD109116  Vicia villosa subsp. varia G. K. Helmkamp; Elizabeth Helmkamp 2006-5-11 10381 Nevada Northern Sierra Nevada Mtns.: Cedarsong Road, 0.1 mi. NE of CA Hwy 49 (NW of Nevada City). 637 Comment
  SD212629  Vicia villosa subsp. villosa G. K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10381 Nevada Cedarsong Road, 0.1 mile northeast of CA Highway 49. 637 Comment
  UCR173343  Vicia villosa subsp. villosa George K. Helmkamp, Elizabeth Helmkamp 2006-5-11 10381 Nevada Northern Sierra Nevada Mtns., Cedarsong Road, 0.1 mi. NE of Calif. Hwy 49 (NW of Nevada City) 637 Comment
  CAS-BOT-BC184408  Vulpia microstachys var. pauciflora Gordon H. True 1970-5-16 5343 Nevada Excelsior Ditch just E. of Hwy49 [Hwy 49], near S. Fork Yuba River Bridge 441 Comment
  RSA515726  Wyethia angustifolia B. Pitzer, S. Morgan, H. M. Soldan 1988-5-28 931 Nevada Tahoe National Forest, French Corral Creek Road, just Hwy 49, 2 miles N bridge across S Fork of Yuba River. 671 Comment
  UCR54298  Wyethia angustifolia B. G. Pitzer, Steve Morgan 1988-5-26 0931 Nevada Tahoe National Forest, French Creek Road. Just off Hwy 49, c. 2 mi north of bridge across South Fork of Yuba River. 671 Comment
  SD236228  Xanthium strumarium G. K. Helmkamp, E. A. Helmkamp 2006-10-10 11518 Nevada Northern Sierra Nevada Mountains Foothills: along Hwy CA-49, 5.8 miles NNW of Nevada City (Nevada City 7.5'Q) 750 Comment
  UCD137117  Xanthium strumarium G. K. Helmkamp; E. A. Helmkamp 2006-10-10 11518 Nevada Northern Sierra Mountains Foothills: along Hwy. CA-49, 5.8 miles NNW of Nevada City. 750 Comment
  UCR179330  Xanthium strumarium George K. Helmkamp, E. A. Helmkamp 2006-10-10 11518 Nevada Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 49, 5.8 miles NNW of Nevada City 750 Comment
  UC1982297  Zigadenus venenosus Virginia Moran 2007-5-10 Nevada Collected from property just east of historic Newtown in west Nevada County. Parcel just east of Avian Way and south of Newtown Road. Collected from west drainage. Drains west across Avian Way. Comment



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