Search Results — 2000 specimen records retrieved (1457 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC73557  Abies concolor John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-6-26 53013 Calaveras Sierra Nevada - Ridgetop on volcanic agglomerate near Dorrington. 1524 Comment
  CAS-BOT-BC73558  Abies concolor W. R. Dudley 1906-8-23 s.n. Calaveras Calaveras Big Trees Comment
  CAS-BOT-BC73559  Abies concolor W. R. Dudley 1906-8-23 s.n. Calaveras Calaveras Big Trees Comment
  UC1445990  Abies magnifica W. R. Howden 1935-8-19 149 Calaveras 1/2 mi w Gitana; Stanislaus National Forest, Big Trees Quadrangle Comment
  UCD67508  Abies magnifica D. Sanchez-Mata 1996-6-12 s.n. Calaveras Stanislaus National Forest. Calaveras Big Trees State Park-Bear Valley. 2230 Comment
  CAS-BOT-BC21708  Achillea millefolium F. E. Blaisdell s.n. Calaveras Mokelumne Hill Comment
  JEPS36907  Achillea millefolium W. L. Jepson 1902-5-17 1818 Calaveras Gwin Mine Comment
  JEPS37081  Achillea millefolium W. L. Jepson 1923-8-15 10178 Calaveras in a meadow flat Dorrington 1463 Comment
  UCR242808  Achillea millefolium George K. Helmkamp, E. A. Helmkamp 2011-6-17 17588 Calaveras Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer 652 Comment
  CAS-BOT-BC218681  Achnatherum lemmonii Barbara T. Menzies; John Thomas Howell; Roberta Shockey 1978-6-26 53065 Calaveras Near Dorrington, Sierra Nevada 1524 Comment
  SEINET13262635 Image available Achnatherum nelsonii George K. Helmkamp 2014-1 22924 Calaveras along Winton Road (FR 7N03), 12.3 miles east of CA-26 in West Point 1640 Comment
  UCD40221  Achnatherum occidentale Rodney Gale Myatt 1972-6-1 1429 Calaveras Liberty Vista. Along Hwy 4, between Big Meadows and 2 mi. west of the Alpine County Line. 2072 Comment
  CAS-BOT-BC216468  Achnatherum occidentale subsp. californicum Barbara T. Menzies 1976-1-1 s.n. Calaveras Calaveras Big Trees State Park 1463 Comment
  SBBG30804  Achnatherum occidentale subsp. californicum T. L. Secrest 1950-8-8 Calaveras Big Meadow 2042 Comment
  SBBG127572  Acmispon americanus G. K. Helmkamp, E. A. Helmkamp 2009-7-30 15332 Calaveras Ganns Meadow Drive just S of its jct with CA-4, 16.7 mi NE of Arnold 2067 Comment
  UCD81310  Acmispon americanus var. americanus CNPS SN Foothill Team 2006-6-26 SNNR 0988 b Calaveras Private/Roadside, San Andreas. 249 Comment
  UCD103772  Acmispon americanus var. americanus B. Bolt 1935-7-29 359 Calaveras 1 mile northeast of Sheep Ranch. 762 Comment
  UCD104246  Acmispon nevadensis W. R. Powell 1968-6-20 1575 Calaveras 6 1/2 miles west of Big Meadow and 2 miles south-southeast of Hermit Spring. 1783 Comment
  UCD38897  Acmispon nevadensis var. nevadensis Beecher Crampton 1959-6-23 5411 Calaveras Calaveras Big Trees State Park. Comment
  JEPS60366  Aconitum columbianum W. L. Jepson 1923-8-8 10066 Calaveras Dorrington 1463 Comment
  CAS-BOT-BC391360  Aconitum columbianum subsp. columbianum John Thomas Howell 1977-8-1 52445 Calaveras Dorrington 1463 Comment
  CAS-BOT-BC391599  Actaea rubra W. R. Dudley 1906-8-19 s.n. Calaveras Big Tree Grove Comment
  CAS-BOT-BC391600  Actaea rubra W. R. Dudley 1906-8-15 s.n. Calaveras Branch of San Antonio Creek, near Big Trees Comment
  UCD128532  Adenocaulon bicolor F. C. Raney 1964-10-5 s.n Calaveras 14 miles from West Point, Mokelumne River. Comment
  SEINET11261965  Adenocaulon bicolor D. W. McNeal 1982-8-1 2712 Calaveras Above Hwy. #4 opposite the Dorrington R.S.,; 0 Comment
  CAS-BOT-BC133129  Adenostoma fasciculatum Michael A. Vincent 1999-6-12 8621 Calaveras Shore of Tulloch Lake, 0.3 mile north of Tuolumne county line, along CA Rt. 49 Comment
  HSC18435  Adenostoma fasciculatum W. R. Rogers 1965-6-16 250 Calaveras Rabbit Creek area of Camanchee Reservoir Comment
Read comments Jan 10 2014
  RSA637590  Adenostoma fasciculatum var. fasciculatum Michael A. Vincent 1999-6-12 8621 Calaveras Shore of Tulloch Lake, 0.3 mile north of Tuolumne county line, along Route 49 Comment
  RSA85059  Adenostoma fasciculatum var. fasciculatum E. E. Stanford 1928-5-12 962 Calaveras Jenny Lind. 91 Comment
  HSC12213  Adiantum capillus-veneris Gary J. Stebbins 1970-3-24 24 Calaveras Along Rich Gulch Rd. 1.7 mi. S of Middle Bar bridge 223 Comment
  UC2044550  Aegilops triuncialis Belinda Lo with Autumn Olsen, Daniel Palmer, and Justin Lampley 2014-5-20 160 Calaveras Stanislaus National Forest, Candy Rock Road Comment
  UCR257041  Aegilops triuncialis George K. Helmkamp 2014-5-17 22883 Calaveras Sierra Nevada Mountains Foothills, along CA-26, 2.6 miles northeast of CA-49 at Mokelumne Hill 518 Comment
  UCD40051  Aesculus californica Rodney Gale Myatt 1970-5-23 233 Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  UCR174938  Aesculus californica George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10779 Calaveras Northern Sierra Nevada foothills, along Calif. Hwy 26, 12.3 miles east of the Mokelumne Hill turnoff from Calif. Hwy 49 640 Comment
Read comments Apr 11 2007
  UCR59455  Aesculus californica B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-31 0995 Calaveras Hwy 49, just south of Carson Hill & 11.2 mi. NW of Sonora, 1.9 mi. NW of Tuolumne County line. 428 Comment
  JEPS36303  Agoseris heterophylla var. heterophylla W. L. Jepson 1902-5-14 1779 Calaveras Gwin Mine. Comment
  JEPS7960  Agoseris heterophylla var. heterophylla G. Thomas Robbins 1953-5-8 3521 Calaveras 1.5 mi n, near Mercer Cave Murphys 701 Comment
  UC29387  Agoseris retrorsa J. Burtt Davy May 18 1895-May 30 1895 1517 Calaveras (limestone ridge) Murphy's Camp Comment
  UC579590  Agrostis hendersonii N. K. Carlson 1936-4-7 300 Calaveras 1 mi sw Sugarloaf Mountain; Copperopolis Quad. 289 Comment
  SBBG35751  Agrostis idahoensis T. L. Secrest 1950-8-9 Calaveras Tamarack, ca. 4 mi NE of Big Meadow 2164 Comment
  SEINET3916343  Agrostis idahoensis Dale W. McNeal 1987-7-14 3198 Calaveras On the hillside above Poison Spring, above Hwy. #4, 10.1 mi. W of the Alpine Co. line, Stanislaus National Forest.; 0 Comment
  RSA129610  Agrostis microphylla R. D. Roseberry 1935-5-3 135 Calaveras 2.5 miles E. of Camanche. 305 Comment
  SD241655  Agrostis pallens George K Helmkamp, E. A. Helmkamp 2011-7-12 17713 Calaveras Northern Sierra Nevada Mountins Foothills: Winton Road, 6.7 miles east of its junction with CA-26 in West Point (Devils Nose 7.5'Q) 1192 Comment
  SEINET3916665  Agrostis scabra D. W. McNeal 1982-8-1 2713 Calaveras Above hwy. #4 opposite the Dorrington R.S., Stanislaus Nat. For.; 0 Comment
  SBBG36353  Agrostis variabilis T. L. Secrest 1950-8-9 Calaveras Tamarack 2164 Comment
  UCR215783  Agrostis variabilis George K. Helmkamp, E. A. Helmkamp 2009-7-30 15345 Calaveras Northern Sierra Nevada Mountains, Forestry Route 6N45, just north of its junction with CA-44, 15.1 miles northeast of Arnold 2018 Comment
  JEPS78176  Ailanthus altissima Gary W. Zamzow 1972-7-6 64 Calaveras 3 mi s of Hathaway Pines (Highway 4); Highway 4 1219 Comment
  UCD33215  Aira caryophyllea Beecher Crampton 1967-5-9 7914 Calaveras Calaveras County, Copperopolis. 289 Comment
  UCD55741  Aira caryophyllea Beecher Crampton 1967-5-9 7914 Calaveras Copperopolis. 295 Comment
  UCR233130A  Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2011-5-21 17325 Calaveras Northern Sierra Nevada Mountains Foothills, Ridge Road, 1.9 rd. miles southeast of CA-26, 1.8 air mi. southeast (130 deg. ) of Glencoe 863 Comment
  UCR235420  Aira caryophyllea George K. Helmkamp, E. A. Helmkamp 2012-5-15 18968 Calaveras Northern Sierra Nevada Mountains Foothills, along Murray Creek Road (Murraydale Ln.), 1.4 miles east of Pope Road in San Andreas 387 Comment
  SEINET3917572  Aira caryophyllea D. W. McNeal 1986-4-5 3119 Calaveras Beside Milton Rd., 0.2 mi. s. of the jct. of Hwy. #26 at Stone Corral n. of Jenny Lind.; 0 Comment
  CAS-BOT-BC138341  Aira caryophyllea var. caryophyllea John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52932 Calaveras Camanche Parkway South between Burson Road and Camanche Reservoir. 152 Comment
  CAS-BOT-BC138375  Aira caryophyllea var. caryophyllea John Thomas Howell 1954-5-18 s.n. Calaveras Sierra Nevada. 5 miles northwest of San Andreas. Comment
  UC1130597  Alisma plantago-aquatica C. M. Belshaw 1936-7-18 2500 Calaveras 1 mi nw San Andreas; Jackson Quad. 213 Comment
  CAS-BOT-BC464484  Allium campanulatum Ivan Branson 1931-5-30 s.n. Calaveras Dorrington Comment
  UCD33434  Allium cratericola Beecher Crampton 1968-4-30 8247 Calaveras Calaveras County, 9 miles south of San Andreas (direct line) on Pool's Station road. Comment
  UC1375087  Allium hyalinum D. W. McNeal 1971-4-10 546 Calaveras along the rd. between Milton and Altaville 3.0 mi w co. rd. #J14 Comment
  SEINET3884677  Allium hyalinum D. W. McNeal 1974-4-9 1392 Calaveras Above the Milton-Copperopolis road, 5.1 miles SE of Milton.; 0 Comment
  SEINET8467205 Image available Allium hyalinum D. W. McNeal 1971-4-10 546 Calaveras between Milton and Altaville 3.0 mi.w. of its jct. with Co.rd. #J14 Comment
  UC1133813  Allium lacunosum R. D. Roseberry 1935-5-3 140 Calaveras 1/2 mi se Lancha Plana; Jackson Quadrangle Comment
  UC15009  Allium membranaceum J. Burtt Davy May 18 1895-May 30 1895 1495 Calaveras Murphy's Camp Comment
  UCD13171  Allium obtusum Robert Robichaux 1975-5-31 133 Calaveras Winton Rd. about 15.5 miles East of West Point. 1066 Comment
  UCD80416  Allium obtusum var. conspicuum CNPS SN Foothill Team 2006-5-9 SNFN 0414 a Calaveras ACOE New Hogan Lake. 247 Comment
  JEPS56375  Allium peninsulare var. peninsulare W. L. Jepson 1902-5-17 1786 Calaveras Gwin Mine 335 Comment
  UCD158867  Allium tribracteatum G. Ledyard Stebbins 1972-5-28 8093 Calaveras East end of Bailey Ridge, between North Fork and Middle Forks of Mokelumne River. (Note by label maker: Coordinaties estimated by label maker. Section 33 is north of the middle fork of the Mokelumne River, not between the two forks. This record is georeferenced on the east end of Bailey Ridge in Section 33 close to Stebbins 8092). 1493 Comment
  RSA0042500  Allophyllum divaricatum George K. Helmkamp, Elizabeth A. Helmkamp 2013-5-24 20672 Calaveras Whiskey Slide Road, 2.6 miles south of its junction with Jesus Maria Road, 7.9 mi. SE (118 ) of Mokelumne Hill 561 Comment
  SEINET11266061  Allophyllum divaricatum George Helmkamp, E. A. Helmkamp 2013-5-24 20672 Calaveras Northern Sierra Nevada Mountains Foothills: Whiskey Slide Road, 2.6 miles south of its junction with Jesus Maria Road, 7.9 mi SE (118 degrees) of Mokelumne Hill (Calaveritas 7.5' Q); 0 561 Comment
  UCR174405  Allophyllum divaricatum George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10790 Calaveras Northern Sierra Nevada foothills, along Calif. Hwy 26, 12.3 miles east of the Mokelumne Hill turnoff from Calif. Hwy 49 640 Comment
  SEINET7249052  Allophyllum divaricatum George K. Helmkamp, Elizabeth Helmkamp 2013-1 Calaveras Comment
  UC106706  Allophyllum divaricatum T. S. Brandegee 1890-7-2 Calaveras Avery Comment
  UC908371  Allophyllum gilioides subsp. violaceum Herbert L. Mason 1941-7-17 12488 Calaveras 1/2 mi. w Ebbetts pass; Sierra Nevada 2590 Comment
  UCR87681  Allophyllum integrifolium George K. Helmkamp, E. A. Helmkamp 1995-6-22 95-4- 2 22 Calaveras Sierra Nevada Mtns, along Calif. Hwy 4, 2.5 mi NE of Arnold 1479 Comment
  CAS-BOT-BC170917  Alnus rhombifolia W. R. Dudley 1906-8-1 s.n. Calaveras Trail to San Antonio Falls Comment
  UC127329  Alnus rhombifolia H. M. Hall and H. P. Chandler Aug 1903 4779 Calaveras near Gardner; Sierra Nevada Mountains 1524 Comment
  UCD33197  Alopecurus saccatus Beecher Crampton 1967-5-9 7883 Calaveras 2.5 miles (by road) N.W. of Jenny Lind. Comment
  UCR200938  Amaranthus albus George K. Helmkamp, E. A. Helmkamp 2008-9-30 14182 Calaveras Foothills, northern Sierra Nevada Mountains, along CA-49, 1.9 miles south of Mokelumne Hill 381 Comment
  UCD97761  Amaranthus retroflexus John Thomas Howell 1954-9-6 30077 Calaveras Sierra Nevada, Angels Camp. 457 Comment
  UC69391  Amelanchier utahensis J. Burtt Davy May 18 1895-May 30 1895 1596 Calaveras between Sheep Ranch and Mountain Ranch Comment
  UCR184948  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2007-4-26 11851 Calaveras Northern Sierra Nevada Mountains Foothills, Mokelumne Vista, 0.4 mile south of Calif. Hwy 49 and Mokelumne Hill 442 Comment
  UCR197524  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2008-4-11 13248 Calaveras Sierra Nevada Mountains Foothills, along Fricot City Road, 1.8 miles northwest of CA-49, c. 4.6 miles (air) SE of San Andreas 387 Comment
  UCR238455  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2012-4-4 18691 Calaveras Northern San Joaquin Valley, along CA-26, 0.1 mile west of its junction with Milton Road, between Linden & Valley Springs 67 Comment
  UCR250669  Amsinckia intermedia George K. Helmkamp, Elizabeth Helmkamp 2013-3-26 20196 Calaveras Northern Sierra Nevada Mountains Foothills, Along CA-26, 5.1 miles southwest of Mokelumne Hill 393 Comment
  JEPS24898  Amsinckia lycopsoides A. L. Grant 1915-6-13 Calaveras Avery's Station Comment
  SEINET3860012  Amsinckia menziesii var. menziesii George K. Helmkamp, Amy Barnes 2010-5-7 15964 Calaveras Sierra Nevada Mountains Foothills: along CA-49, 0.4 mile north of its junction with CA-12, vicinity of San Andreas.; 0 233 Comment
  SD234853  Amsinckia retrorsa G. K. Helmkamp, E. A. Helmkamp 2007-3-17 11658 Calaveras Eastern Sacramento Valley: Hwy CA-12 at Lime Creek road, east of Valley Springs (Valley Springs 7.5' Q) 238 Comment
  UCD40174  Anaphalis margaritacea Rodney Gale Myatt 1972-6-1 1406 Calaveras Hunter's Road. Between Hwy 4 and NF Stanislaus River, south of Hathaway Pines and Arnold. 1066 Comment
  CDA1719  Andropogon virginicus W. B. Andahl 1960-9-22 Calaveras Nat Giannini property, San Andreas. 0 Comment
  UCD56089  Andropogon virginicus Beecher Crampton 1968-4-30 8242 Calaveras 1/2 mile north of Wallace. Comment
  POM57453  Antennaria argentea Jos Burtt Davy 1895-05 1498 Calaveras [Unspecified] Comment
  UC1125536  Anthemis cotula P. L. Johannsen 1936-5-27 883 Calaveras 1 mi se Fourth Crossing; Jackson Quad. 335 Comment
  SD234781  Anthriscus caucalis G. K. Helmkamp, E. A. Helmkamp 2008-4-11 13253 Calaveras Sierra Nevada Mountains Foothills: along Fricot City Road, 1.8 miles northwest of CA -49, c. 4.6 miles (air) SE of San Andreas. 387 Comment
  SEINET3859920  Anthriscus caucalis George K. Helmkamp, Amy Barnes 2010-5-7 15972 Calaveras Sierra Nevada Mountains Foothills: along CA-49, 0.4 mile north of its junction with CA-12, vicinity of San Andreas.; 0 223 Comment
  UCR197404  Anthriscus caucalis George K. Helmkamp, E. A. Helmkamp 2008-4-11 13253 Calaveras Sierra Nevada Mountains Foothills, along Fricot City Road, 1.8 miles northwest of CA-49, c. 4.6 miles (air) SE of San Andreas 387 Comment
  UCR217838  Anthriscus caucalis George K. Helmkamp, Amy Barnes 2010-5-7 15972 Calaveras Sierra Nevada Mountains Foothills, along CA-49, 0.4 mile north of its junction with CA-12, vicinity of San Andreas 233 Comment
  UCD126281  Anthriscus caucalis Beecher Crampton 1968-4-30 8252 Calaveras 2 miles east of Milton west slope of Gopher Ridge. Comment
  JEPS83292  Antirrhinum multiflorum David M. Thompson 1983-7-20 378 Calaveras 2.4 mi from Sheepranch on the Fricot City Road; Murphy Quad. (7.5', 1949) 694 Comment
  UC1063072  Antirrhinum multiflorum R. D. Roseberry 1935-6-4 208 Calaveras 2.5 mi nw Harmon Peak; Jackson Quad. 762 Comment
  CDA41224  Antirrhinum multiflorum J. Howard 1984-6-5 s.n. Calaveras Beside State Highway near Mountain Ranch. 0 Comment
  RSA371544  Antirrhinum multiflorum David M. Thompson 1983-7-20 378 Calaveras 2.4 miles from Sheepranch on the Fricot City Road. 695 Comment
  JEPS50794  Aphanes occidentalis Rimo Bacigalupi and Paul Hutchison 1967-5-21 9259 Calaveras 3.9 mi nw Sheep Ranch (nw of McKinney Creek, on road from Sheep Ranch to Railroad Flat) 731 Comment
  UCD40062  Apocynum androsaemifolium Rodney Gale Myatt 1970-5-29 289 Calaveras Hunter's Road, along canyon below (south of) Hathaway Pines (community on Hwy 4, south of Arnold). 950 Comment
  CAS-BOT-BC392087  Aquilegia formosa J. C. Hawthorne; F. E. Blaisdell 1899-8-1 s.n. Calaveras Big Trees 1433 Comment
  CDA36241  Arabidopsis thaliana G. K. Helmkamp, E. A. Helmkamp 2007-4-26 11844 Calaveras Foothills, Northern Sierra Nevada Mountains; Chili Gulch near McSorley Ranch, along Calif. Hwy 49, 5.1 miles south of the Amador County line. Comment
  RSA0125926  Arabidopsis thaliana George K. Helmkamp, E. A. Helmkamp 2007-4-26 11844 Calaveras Foothills, Northern Sierra Nevada Mtns.: Chili Gulch near McSorley Ranch, along Hwy CA-49, 5.1 miles S of the Amador County line. 370 Comment
  SD197720  Arabidopsis thaliana G. K. Helmkamp, E. A. Helmkamp 2007-4-26 11844 Calaveras Northern Sierra Nevada Mountains; Chili Gulch near McSorley Ranch, along Highway 49, 5.1 miles south of the Amador County line. 370 Comment
  SEINET11261741  Arabidopsis thaliana George Helmkamp, E. A. Helmkamp 2012-5-15 18975 Calaveras Northern Sierra Nevada Mountains Foothills: along Murray Creek Road (Murraydale Ln.), 1.4 miles east of Pope Road in San Andreas (San Andreas 7.5' Q.); 0 387 Comment
  SEINET8529907  Arceuthobium abietinum R. L. Mathiasen 2005-4-22 2005 -35 Calaveras 5.5 km E of St. Rte. 88 on forest rd. 52 (Broard's Crossing Rd.) Comment
  SEINET10319587  Arceuthobium americanum M. J. Williams, J. T. Howell 1977-8-2 77- 53 -1 Calaveras Intersection Hwy 4 and Utica Reservoir Road, near Hell's Kitchen Vista. 2042 Comment
  SEINET2140109  Arceuthobium campylopodum R. L. Mathiasen 2005-1 2005 -34 Calaveras 5 km E on St. Rte. 88 on forest rd. 52 (Board's Crossing Rd.) 1390 Comment
  CAS-BOT-BC410132  Arceuthobium occidentale Clarence R. Quick 1953-10-7 53 -141 Calaveras W of Stanislaus River on road from Vallecito to Columbia Comment
  CAS-BOT-BC24212  Arctostaphylos Jack Major; Billie June McCaskill; Roman Gankin 1956-3-8 98 Calaveras W. slope of hill, just N. of Filipini Ranch Rd. about 2mi. e. of hwy. 49. Comment
  SFV8788  Arctostaphylos J. I. Mallory 1968-11-21 344 Calaveras Sierra Nevada 3.1 miles northeast of Blue Mountain Lookout. 1646 Comment
  UC1302255  Arctostaphylos X helleri Robert F. Thorne and P. Everett 1964-4-16 33751 Calaveras 2 mi n Valley Springs 365 Comment
  CAS-BOT-BC23870  Arctostaphylos columbiana Brandegee 1891-7-7 45 Calaveras Near Murphy's Comment
  JEPS38749  Arctostaphylos manzanita subsp. manzanita W. L. Jepson 1923-8-17 10202 Calaveras sw Angels Camp; Bear Mts. 548 Comment
  POM216946  Arctostaphylos manzanita subsp. manzanita H. F. Copeland 1934-3-11 s.n. Calaveras Between Murphy's and Calaveras Big Trees. Comment
  RSA167719  Arctostaphylos manzanita subsp. manzanita R. F. Thorne, Percy C. Everett, K. Thorne 1964-4-16 33726 Calaveras 2.1 miles up Hawver Road and ca. 3.5 miles N of San Andreas. 457 Comment
  SBBG50844  Arctostaphylos manzanita subsp. roofii J. I. Mallory 1968-11-21 344 Calaveras 3.1 mi NE of Blue Mtn Lookout, Stanislaus Nat Forest 1645 Comment
Read comments Mar 21 2007
  UC549377  Arctostaphylos mewukka J. E. Adams 1933-9-16 522 Calaveras 6 mi w Calaveras Big Trees Comment
  RSA121337  Arctostaphylos mewukka W. R. Howden 1935-10-23 241 Calaveras 2 miles N.E. of Swiss Ranch, Big Trees. Comment
  UCD52396  Arctostaphylos mewukka C. M. Belshaw 1936-6-29 2395 Calaveras Rich Gulch. 609 Comment
  CAS-BOT-BC45581  Arctostaphylos myrtifolia Geo. Mason; Roman Gankin 1956-10-27 192 Calaveras 1.5 mi. n. of Mokelumne River behind high cliffs. Located right across the river from Comanche. Comment
  LA81888  Arctostaphylos myrtifolia Robert F. Thorne; P. C. Everett 1964-4-16 33725 Calaveras 2.1 mi. up Hawver Rd., and ca. 3.5 mi. N of San Andreas 457 Comment
  RSA167612  Arctostaphylos myrtifolia R. F. Thorne, Percy C. Everett 1964-4-16 33721 Calaveras 2.1 miles up Hawver Road and ca. 3.5 miles N of San Andreas. 457 Comment
  RSA167617  Arctostaphylos myrtifolia R. F. Thorne, Percy C. Everett 1964-4-16 33755 Calaveras 2 miles N of Valley Springs. 366 Comment
  RSA381123  Arctostaphylos myrtifolia George Mason, Roman Gankin 1956-10-27 192 Calaveras 1/2 mi. N of Mokolumne River behind high cliffs. Located right across the river from Comanche in Calaveras Co. Comment
Read comments Jan 10 2014
  RSA381124  Arctostaphylos myrtifolia George Mason, John M. Tucker, Roman Gankin, C. T. Mason 1956-10-27 194 Calaveras 1/2 mi. N of Mokolumne River behind high cliffs. Located right across the river from Comanche in Calaveras Co. Comment
Read comments Jan 10 2014
  UCD52648  Arctostaphylos myrtifolia Roman Gankin; W. R. Hildreth 1966-2-6 636 Calaveras Hybrid. On ridge north of Hawver Road; 2.2 miles east of Gold Strike Road (this road is 5.7 miles south fo Mokelumne Hill). Comment
  SEINET11988277  Arctostaphylos myrtifolia J. Major, McCaskill, B. J.; Gankin, R. 1956-1 Calaveras Comment
  CDA38839  Arctostaphylos viscida G. D. Barbe, G. L. Stebbins 1964-3-7 730 Calaveras Along Sheep Ranch Road north of Sheep Ranch. 0 Comment
  SEINET11988273  Arctostaphylos viscida G. Mason, Tucker, J. M.; Gankin, R. 1956-1 193 Calaveras 0.5 mi N of Mokalomne River behind high cliffs, right across river from Comanche Comment
  CAS-BOT-BC46858  Arctostaphylos viscida subsp. mariposa John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-6-26 53014 Calaveras near Dorrington 1524 Comment
  CAS-BOT-BC46859  Arctostaphylos viscida subsp. mariposa John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52984 Calaveras Dorrington 1524 Comment
  CAS-BOT-BC46870  Arctostaphylos viscida subsp. mariposa Alice Eastwood 1929-9-2 s.n. Calaveras Murphys Comment
  CAS-BOT-BC46872  Arctostaphylos viscida subsp. mariposa John Thomas Howell 1931-2-22 5740 Calaveras Near Mokelumne Hill Comment
  SBBG5450  Arctostaphylos viscida subsp. mariposa G. L. Stebbins, G. Stutz, D. Zohary 1952-7-6 5108 Calaveras St Hwy 49, 2.5 mi N of Mokelumne Hill Comment
  UC21871  Arctostaphylos viscida subsp. mariposa J. Burtt Davy May 18 1895-May 30 1895 1525 Calaveras Murphy's Camp Comment
  UC82931  Arctostaphylos viscida subsp. mariposa T. S. Brandegee 1891-7-6 Calaveras Arthur Comment
  UC82997  Arctostaphylos viscida subsp. mariposa Dr. F. E. Blaisdell 1900-2-9 Calaveras Mokelumne Hill Comment
  UCD52831  Arctostaphylos viscida subsp. mariposa G. L. Stebbins Jr.; H. Stutz, et al. 1952-7-6 5108 Calaveras 2.5 miles north of Mokelumne Hill, on state highway no.49. Comment
  UCD53871  Arctostaphylos viscida subsp. mariposa G. L. Stebbins Jr.; H. Stutz and D. Zohary 1952-7-6 5113 Calaveras 5 miles west of Mariposa; on State Highway no. 140. 609 Comment
  UCR197419  Arctostaphylos viscida subsp. mariposa George K. Helmkamp, E. A. Helmkamp 2008-3-18 13194 Calaveras Sierra Nevada Mountains Foothills, Happy Valley at mile 20 of CA-26; 2.6 miles east of Mokelumne Hill 503 Comment
  CAS-BOT-BC46861  Arctostaphylos viscida subsp. mariposa Virginia Gregory 1979-3-24 s.n. Calaveras NW off road to Mercer Cave, 1.75 mi. NW of Murphys 701 Comment
  CAS-BOT-BC46866  Arctostaphylos viscida subsp. mariposa W. R. Dudley 1906-8-9 s.n. Calaveras Near Squaw Hollow Comment
  UCD52458  Arctostaphylos viscida subsp. mariposa D. Sanchez-Mata 1996-6-7 s.n. Calaveras Angels Camp-Murphys. Douglas Flat. Open Quercus kelloggii-Pinus ponderosa forests. 650 Comment
  JEPS75315  Arctostaphylos viscida subsp. viscida Edward Lee 1936-4-11 1904 Calaveras near Campo Seco (e of Comanche and 9 1/2 mi nw of San Andreas) Comment
  POM125402  Arctostaphylos viscida subsp. viscida Alice Eastwood 1923-4-11 11635 Calaveras Angeles Camp. Comment
  RSA167608  Arctostaphylos viscida subsp. viscida R. F. Thorne, Percy C. Everett, K. Thorne 1964-4-16 33754 Calaveras 2 miles N of Valley Springs. 366 Comment
  RSA309329  Arctostaphylos viscida subsp. viscida Edward Lee, H. L. Mason, et al. 1936-4-10 1890 Calaveras Between Middle and North Forks of Mokelumne River, San Antonio Canyon. Comment
  UCR197254  Arctostaphylos viscida subsp. viscida George K. Helmkamp, E. A. Helmkamp 2008-4-11 13264 Calaveras Sierra Nevada Mountains Foothills, at the junction of Fricot City Road and San Antone Camp Road, beside Antonio Creek 488 Comment
  CAS-BOT-BC295830  Arnica dealbata Margaret Wheatly 1956-7-1 s.n. Calaveras Camp Sugar Pine, Murphys Comment
  UCR253555  Artemisia douglasiana George K. Helmkamp, Amy Barnes 2013-9-23 22300 Calaveras Sierra Nevada Mountains Foothills, Utica Powerhouse Road (beside Angel's Creek), 0.6 mile northeast of its junction with CA-4 974 Comment
  RSA122488  Artemisia tridentata subsp. tridentata W. R. Howden 1935-8-20 153 Calaveras 3/4 mile NE of Walker 1829 Comment
  CAS-BOT-BC400614  Asarum hartwegii W. R. Dudley 1906-8-13 s.n. Calaveras Big Tree Grove Comment
  UCD137864  Asarum lemmonii C. A. Mitchell 1969-5-17 41 Calaveras Stanislaus National Forest, 1 mile east of Arnold. Comment
  JEPS77301  Asclepias cordifolia Robert M. Lloyd 1963-4-27 2433 Calaveras 7 mi s Copperopolis (on road to State Hwy 108 and 120); Table Mt. 335 Comment
  UCR258363  Asclepias cordifolia George K. Helmkamp 2014-5-28 22926 Calaveras Northern Sierra Nevada Mountains, along Winton Road along the north side of Wilson Lake 1128 Comment
  POM147770  Asclepias cordifolia E. E. Stanford 1927-5-7 285 Calaveras Roadside above Mokelumne River Comment
  CAS-BOT-BC523887  Asclepias fascicularis George K. Helmkamp; E. A. Helmkamp 2012-9-20 19872 Calaveras Northern Sierra Nevada Mountains Foothills: along Hwy CA-26, 6.2 mi NE of its jct with CA-49 at Mokelumne Hill 550 Comment
  UCR241348  Asclepias fascicularis George K. Helmkamp, E. A. Helmkamp 2012-9-20 19872 Calaveras Northern Sierra Nevada Mountains Foothills, along Hwy CA-26, 6.2 miles NE of its junction with CA-49 at Mokelumne Hill 550 Comment
  OBI21671  Asclepias fascicularis Tracey & Viola Call, Viola Call 1965-7-8 2445 Calaveras In streets of Murphys and throughout Calaveras County Comment
  RSA121913  Asclepias speciosa B. Bolt 1935-7-29 362 Calaveras One mile north of Sheep Ranch 640 Comment
  UCD40219  Aspidotis densa Rodney Gale Myatt 1972-6-1 1449 Calaveras Liberty Vista. Along Hwy 4, between Big Meadows and 2 mi. west of the Alpine County Line. 2072 Comment
  CAS-BOT-BC65894  Aspidotis densa W. R. Dudley 1906-8-15 s.n. Calaveras below Falls of San Antonio Creek Comment
  CAS-BOT-BC99244  Aster W. R. Dudley 1906-8-21 s.n. Calaveras Gardner Meadow Comment
  RSA80532  Aster foliaceus var. parryi Roxana S. Ferris, R. W. Holm 1952-9-3 12557 Calaveras Between Big Meadow and Lake Alpine, about 4 miles west of Lake Alpine 2073 Comment
  RSA507791  Aster oregonensis J. C. Semple, S. Heard 1986-8-28 8781 Calaveras 8.3 km west of Bear Valley Road, on CA-4 Comment
  CAS-BOT-BC295341  Astragalus Gladys L. Smith 1978-4-23 s.n. Calaveras New Hogan Lake, south of Valley Springs 457 Comment
  CAS-BOT-BC177549  Astragalus bolanderi John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-6-25 52995 Calaveras Meadow at Dorrington 1463 Comment
  CAS-BOT-BC186723  Astragalus gambelianus F. E. Blaisdell, M. D. s.n. Calaveras Mokelumne Hill Comment
  JEPS54648  Astragalus gambelianus W. L. Jepson 1902-5-17 1792 Calaveras Gwin Mine 335 Comment
  SEINET7096782  Astragalus gambelianus A. G. Vestal 1955-4-3 s.n. Calaveras Serpentine ca 6.8 miles north of Ione on Route 104. NAD27, 38.3859? deg. , -121.0479?_ (converted to WGS84 decimal degrees) UTM Zone 10, 670499mE, mN, 121.0479,mN. Comment
  RSA517220  Astragalus gambelianus Barbara J. Ertter 1986-5-11 6116 Calaveras ca. 2 air miles NW of Valley Springs, crest of Campo Seco Rd W of Campo Seco, 1 mi from jct. Bueno Vista Rd.. 122 Comment
  CAS-BOT-BC17404  Athysanus pusillus F. E. Blaisdell s.n. Calaveras Mokelumne Hill. Comment
  UC1130864  Avena fatua P. L. Johannsen 1936-4-18 875 Calaveras 1.4 mi s Valley Springs (Plot 9); Jackson Quadrangle Comment
  UCR238434  Avena fatua George K. Helmkamp, E. A. Helmkamp 2012-2-3 18512 Calaveras San Joaquin Valley/Sierra Nevada Foothills, along CA-4, 0.2 mile southwest of Copperopolis 293 Comment
  CAS-BOT-BC145750  Avena sativa John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-6-26 53071 Calaveras Sierra Nevada. Near Dorrington. 1524 Comment
  SD243073  Baccharis pilularis George K. Helmkamp, E. A. Helmkamp 2010-10-6 17014 Calaveras Northern Sierra Nevada Mountains Foothills: along CA-26 (Stephen P. Teale Hwy) at the crossing of North Fork Mokelumne River (Rail Road Flat 7.5'Q) 801 Comment
  UCD129426  Baccharis pilularis G. K. Helmkamp; E. A. Helmkamp 2006-10-8 11496 Calaveras Northern Sierra Nevada Mountains Foothills. Along Hwy CA-26, 0.8 miles east of CA-49 in the vicinity of Mokulumne Hill. 488 Comment
  UCR182298  Baccharis pilularis George K. Helmkamp, E. A. Helmkamp 2006-10-8 11496 Calaveras Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 26, 0.8 mi east of Calif. Hwy 49 in the vicinity of Mokulumne Hill 488 Comment
  CAS-BOT-BC106573  Balsamorhiza deltoidea F. E. Blaisdell, M. D. s.n. Calaveras Mokelumne Hill Comment
  CAS-BOT-BC169395  Betula W. R. Dudley 1906-8-4 s.n. Calaveras Murphy Comment
  CAS-BOT-BC169396  Betula W. R. Dudley 1906-8-4 s.n. Calaveras Murphy Comment
  UCR245726  Bidens frondosa George K. Helmkamp, Amy Barnes 2013-9-24 22375 Calaveras Northern Sierra Nevada Mountains, north end of White Pine Reservoir, 0.6 mile north of Arnold 1186 Comment
  NY31031  Blennosperma nanum B. J. Ertter 1986-5-11 6096 Calaveras Just south of Valley Springs, Hwy 26, field across from junction Hogan Dam Road 213.4 Comment
  UCD33198  Blennosperma nanum Beecher Crampton 1967-5-9 7884 Calaveras 2.5 miles (by road) N.W. of Jenny Lind. Comment
  CAS-BOT-BC100259  Blennosperma nanum var. nanum W. R. Dudley 1898-4-2 s.n. Calaveras Near Nassau Comment
  HSC12650  Blennosperma nanum var. nanum Gary J. Stebbins 1970-3-27 33 Calaveras Along S.R. 12 1.7 miles east of Burson 43 Comment
  SBBG37600  Boechera platysperma T. L. Secrest 1950-8-8 Calaveras Big Meadow 2042 Comment
  CAS-BOT-BC478479  Boisduvalia L. R. Abrams; W. R. Dudley 1906-8-4 S.n. Calaveras Murphy Comment
  CAS-BOT-BC47552  Bolandra californica H. L. Mason 1930-7-1 5708 Calaveras Blue Creek, near Hermit Springs, Sierra Nevada Mountains. Comment
  SEINET3867357 Image available Botrychium simplex D. W. McNeal 1983-8-6 2920 Calaveras Above Hwy. #4 at Poison Spring 9.1 miles west of the Alpine Co. line.; 0 Comment
  CAS-BOT-BC417610  Boykinia major P. C. Everett; E. K. Balls 1956-7-11 22043 Calaveras 2.6 mi. ne. from Arnold, State Hwy. 4 Ebbetts Pass road 1249 Comment
  CAS-BOT-BC417609  Boykinia major Geo. Hansen 1892-8-1 962 Calaveras Big Trees 1524 Comment
  CAS-BOT-BC145425  Brachypodium distachyon John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52934 Calaveras Camanche Parkway South between Burson Road and Camanche Reservoir. 152 Comment
  UCR188527  Brassica geniculata George K. Helmkamp, E. A. Helmkamp 2007-9-24 13008 Calaveras Northern foothills, Sierra Nevada Mountains, in Rich Gulch along Gwin Mine Road, 1.2 miles north of Paloma 329 Comment
  CAS-BOT-BC145520  Briza minor F. E. Blaisdell, M. D. s.n. Calaveras Mokelumne Hill. Comment
  SEINET3828335  Briza minor George K. Helmcamp, E. A. Helmkamp 2012-1 18970 Calaveras Northern Sierra Nevada Mountains Foothills: along Murray Creek Road (Murraydale Ln.), 1.4 miles east of Pope Road in San Andreas (San Andreas 7.5') 387 Comment
  UCD57416  Briza minor Beecher Crampton 1959-6-2 5271 Calaveras 1 mile west of Camanche. Comment
  JEPS7695  Brodiaea appendiculata W. L. Jepson 1923-5-30 9954 Calaveras Burson Comment
  SD58354  Brodiaea appendiculata W. L. Jepson 1923-5-30 9954 Calaveras Burson. Comment
  CAS-BOT-BC482177  Brodiaea appendiculata H. C. Cantelow 1935-5-4 814 Calaveras Nr. San Andreas Comment
  UCR233245  Brodiaea californica var. californica George K. Helmkamp, E. A. Helmkamp 2011-7-12 17699 Calaveras Northern Sierra Nevada Mountains Foothills, Winton Road, 6.7 miles east of its junction with CA-26 in West Point 1192 Comment
  RSA755799  Brodiaea coronaria Barbara Ertter 1986-5-11 6073 Calaveras W of Jenny Lind, 1.4 miles from Hwy. 26 on Milton Road, at jct. Scenic Valley Road. 61 Comment
  UC249551  Brodiaea coronaria subsp. coronaria Joseph P. Tracy 1921-5-21 5662 Calaveras foothill region Salt Springs Valley 304 Comment
Read comments Jun 17 2014
  SEINET7067461  Brodiaea elegans A. G. Vestal 1947-6-5 s.n. Calaveras About 5.4 miles north of West Point near Tiger Creek Reservoir. Coordinate datum: NAD27. UTM Zone 10, 717845mE, 4257627mN. Comment
  UCR173989  Brodiaea elegans George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10796 Calaveras Northern Sierra Nevada foothills, along Calif. Hwy 26, at crossing of the South Fork of the Mokelumne River 753 Comment
  HSC3052  Brodiaea elegans subsp. elegans W. R. Rogers 1965-6-16 247 Calaveras Rabbit Creek area of Camanchee Reservoir Comment
  CAS-BOT-BC482931  Brodiaea elegans subsp. elegans John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52894 Calaveras Foothills near Wallace 66 Comment
  CAS-BOT-BC482935  Brodiaea elegans subsp. elegans Jean L. Pawek 1957-6-21 267 Calaveras Highway 4 762 Comment
  CAS-BOT-BC482936  Brodiaea elegans subsp. elegans Paul F. Covel 1937-5-31 573 Calaveras Valley Springs, Sierra Nevada Comment
  RSA288000  Brodiaea elegans subsp. elegans C. W. Tilforth, John Dourley 1979-7-24 1877 Calaveras Near jct of Hunter Dam Road and Hwy 4, near Hathaway Pines. 1037 Comment
  SEINET3885145  Brodiaea minor var. minor D. W. McNeal 1989-4-30 3392 Calaveras Beside Jenny Lind Rd., 0.2 mi. s. of the jct of Hwy. #26 at Stone Corral.; 0 Comment
  UCD105302  Brodiaea nana Robert E. Preston 2007-4-15 2427 Calaveras 1.4 mi N of Milton, along Milton Rd. 105 Comment
  UC1442895  Brodiaea nana Theodore F. Niehaus 1965-5-8 517 Calaveras N side of Hwy 12, 1.2 mi W of Burson Comment
  UCD105200  Brodiaea pallida Barrett Anderson; Pat Britton 2005-6-14 5206 Calaveras Littlejohns Creek on Brunker Ranch south of Copperopolis. 204 Comment
  UCD139133  Brodiaea pallida G. F. Hrusa 2000-6-12 15455 Calaveras Creekbed of Black Creek, around 3 miles south of Copperopolis. 198 Comment
  UCD169972  Brodiaea pallida G. F. Hrusa 2000-6-25 15581 Calaveras Black Creek. About 1/4 mi above reservoir head. 182 Comment
  UCD33216  Bromus berteroanus Beecher Crampton 1967-5-9 7915 Calaveras Calaveras County, Copperopolis. 289 Comment
  UC2044572  Bromus carinatus Belinda Lo 2014-5-25 72 Calaveras Stanislaus National Forest, McKays, dry opening at the edge of a meadow Comment
  UCD58133  Bromus carinatus W. R. Powell 1968-5-22 1545 Calaveras 2.5 miles northeast of Murphys. 868 Comment
  UC1130962  Bromus carinatus var. carinatus A. Hormay 1933-6-9 22 Calaveras near San Andreas 304 Comment
  CAS-BOT-BC149478  Bromus carinatus var. carinatus Barbara T. Menzies 1976-1-1 s.n. Calaveras Sierra Nevada. Calaveras Big Tree State Park. 1463 Comment
  UC1131140  Bromus diandrus R. D. Roseberry 1935-5-8 154 Calaveras 2 mi e of Burson 182 Comment
  UC1131156  Bromus diandrus N. K. Carlson 1936-4-7 332 Calaveras 2.5 mi ene of Green Springs Mine 365 Comment
  UCD59502  Bromus diandrus Beecher Crampton 1959-6-2 5286 Calaveras 1.6 miles west of Campo Seco. Comment
  CAS-BOT-BC155457  Bromus hordeaceus E. E. Stanford 1930-4-26 1445 Calaveras 4 miles north of Jenny Lind. Comment
  CAS-BOT-BC155460  Bromus hordeaceus John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52887 Calaveras Foothills near Wallace. 66 Comment
  UC1131073  Bromus hordeaceus J. A. Rutter 1935-4-17 110 Calaveras 1 mi ne of Napoleon Mine 304 Comment
  UC277175  Bromus hordeaceus Joseph P. Tracy 1921-5-21 5669 Calaveras Foothill Region, Salt Springs Valley Salt Springs Valley; Foothill Region, Salt Springs Valley 304 Comment
  UC570330  Bromus hordeaceus C. M. Belshaw 1936-4-24 1977 Calaveras 1.5 mi sw of Wallace 121 Comment
  UCD40039  Bromus hordeaceus Rodney Gale Myatt 1970-5-23 276 Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  UCD58618  Bromus hordeaceus Beecher Crampton 1959-6-2 5299 Calaveras 1/4 mile southeast of Calaveritas. Comment
  UCR184953  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2007-4-26 11850 Calaveras Foothills, Northern Sierra Nevada Mountains, Chili Gulch near McSorley Ranch, along Calif. Hwy 49, 5.1 miles south of the Amador County line 370 Comment
  UC1131022  Bromus laevipes A. Hormay 1933-6-9 Calaveras near San Andreas 304 Comment
  UCR235618  Bromus laevipes George K. Helmkamp, E. A. Helmkamp 2012-5-15 18962 Calaveras Northern Sierra Nevada Mountains Foothills, along Murray Creek Road (Murraydale Ln.), 1.4 miles east of Pope Road in San Andreas 387 Comment
  UCD58898  Bromus laevipes August L. Hormay 1932-5-5 s.n. Calaveras 3-4 miles southeast of Jackson, on the Coulterville Rd. Comment
  UCD58953  Bromus laevipes August L. Hormay 1932-5-5 s.n. Calaveras 3-4 miles out of Jackson on the Coulterville Road. Comment
  UC1131236  Bromus madritensis subsp. rubens J. A. Rutter 1935-4-23 139 Calaveras 3 1/4 mi n of Telegraph City 426 Comment
  UC50604  Bromus madritensis subsp. rubens Jos. Burtt Davy May 1895 1365 Calaveras Copperopolis Comment
  UCD40064  Bromus orcuttianus Rodney Gale Myatt 1970-5-29 283 Calaveras Hunter's Road, along canyon below (south of) Hathaway Pines (community on Hwy 4, south of Arnold). 950 Comment
  CAS-BOT-BC161955  Bromus rubens Barbara T. Menzies 1977-1-1 s.n. Calaveras Sierra Nevada. South Camanche Parkway. 91 Comment
  CAS-BOT-BC161956  Bromus rubens Barbara T. Menzies 1977-1-1 s.n. Calaveras Sierra Nevada. South Camanche Parkway. 91 Comment
  UCR256982  Bromus sterilis George K. Helmkamp 2014-5-17 22896 Calaveras Sierra Nevada Mountains Foothills, between Sandy Gulch and Glencoe along CA-26, 0.1 mile north of the bridge over South Fork Mokelumne River 608 Comment
  UCD40091  Bromus tectorum Rodney Gale Myatt 1970-5-24 221 Calaveras Hwy 4, near Ganns, about 5 mi. west of Alpine County line. Comment
  UCR258364  Bromus tectorum George K. Helmkamp 2014-5-28 22925 Calaveras Northern Sierra Nevada Mountains, along Winton Road (FR 7N03), 12.3 miles east of CA-26 in West Point 1640 Comment
  UC1198377  Calandrinia ciliata Joseph P. Tracy 1921-5-23 5759 Calaveras near Avery; Sierra Nevada Mountains 1066 Comment
  CAS-BOT-BC438360  Calandrinia ciliata F. E. Blaisdell, M. D. No date on label s.n. Calaveras Near Mokelumne Hill Comment
  CAS-BOT-BC438362  Calandrinia ciliata F. E. Blaisdell, M. D. No date on label s.n. Calaveras Mokelumne Hill Comment
  CAS-BOT-BC438363  Calandrinia ciliata Elmer I. Applegate 1928-4-21 5350 Calaveras Near Lodi Comment
  HSC12437  Calandrinia ciliata Gary J. Stebbins 1970-3-24 20 Calaveras Along Hwy. 26, 1.7 mi. E of Jenny Lind turnoff 61 Comment
  UC570750  Callitriche longipedunculata H. L. Mason 1929-4-7 5193 Calaveras 3 miles above Valley Spring Comment
  UC570777  Callitriche longipedunculata H. L. Mason 1929-4-7 5198 Calaveras 3 miles above Valley Springs Comment
  NY409593  Callitriche marginata J. T. Howell 1978-4-4 52734 Calaveras Near Wallace 66.8 Comment
  UC249  Calocedrus decurrens Edw. L. Greene 1889-1 Calaveras Big Trees<?> Big Trees Comment
  UCD67521  Calocedrus decurrens D. Sanchez-Mata; M. G. Barbour 1996-5-26 s.n. Calaveras Stanislaus National Forest. Calaveras Big Trees State Park. Sequoiadendron giganteum and Pinus lambertiana forests. 1570 Comment
  SEINET8522538  Calocedrus decurrens Kelly W. Allred 2006-1 Calaveras Calaveras Big Trees State Park 1433 Comment
  UC767916  Calochortus R. F. Hoover 1937-5-29 2335 Calaveras Mercer's Cave Comment
  SEINET3828541  Calochortus albus George K. Helmkamp, E. A. Helmkamp 2012-1 18976 Calaveras Northern Sierra Nevada Mountains Foothills: along Murray Creek Road (Murraydale Ln.) 1.4 miles east of Pope Road in San Andreas (San Andreas) 387 Comment
  SEINET4560814  Calochortus albus George K. Helmkamp, E. A. Helmkamp 2011-1 17321 Calaveras Northern Sierra Nevada Mountain Foothills: along CA-26, 2.8 miles northeast of CA-49 in Mokelumne Hill. 476 Comment
  UC767915  Calochortus albus R. F. Hoover 1937-5-29 2334 Calaveras Mercer's Cave Comment
  UCR235441  Calochortus albus George K. Helmkamp, E. A. Helmkamp 2012-5-15 18976 Calaveras Northern Sierra Nevada Mountains Foothills, along Murray Creek Road (Murraydale Ln.), 1.4 miles east of Pope Road in San Andreas 387 Comment
  CAS-BOT-BC487519  Calochortus albus John Thomas Howell; Barbara T. Menzies; Barbara Shockey 1978-5-17 52978 Calaveras Near Indian Creek ca. 2 miles se. of Sheep Ranch 792 Comment
  CAS-BOT-BC487520  Calochortus albus Alice Eastwood; John Thomas Howell 1941-4-23 8697 Calaveras San Andreas Comment
  CAS-BOT-BC487522  Calochortus albus W. P. Steinbeck 1923-5-21 s.n. Calaveras Fourth crossing between Valley Spring & San Andreas Comment
  CAS-BOT-BC487523  Calochortus albus Marie Becker 1927-5-19 s.n. Calaveras Altaville Comment
  RSA75621  Calochortus albus Albert M. Vollmer 1951-5-5 SN Calaveras Road between Murphys and Altaville. Comment
  SEINET12049782  Calochortus albus F. H. Utech, Knight, W.; Knight, I. 1986-1 86 -143 Calaveras ca 0.5 mi NNW of Sonora on CA 49 570 Comment
  CHSC106703  Calochortus luteus Barbara Ertter 1986-5-11 6104 Calaveras Circa 2 airmiles NW of Valley Springs, crest of Campo Seco Rd W of Campo Seco, 1 mi from jct. Bueno Vista Rd; near collapsing old building. 121 Comment
  CHSC57008  Calochortus luteus Tony Triano; Jean Triano 1988-5-15 Calaveras Along Hawver Road. 463 Comment
  SEINET3885149  Calochortus luteus Barbara Ertter 1986-5-11 6075 Calaveras West of Jenny Lind, 1.4 miles from Highway 26 on Milton Road, at jct Senic Valley Rd.; 0 61 Comment
  SEINET7067446  Calochortus luteus A. G. Vestal 1947-6-5 s.n. Calaveras About 3 miles above West Point Junction. Coordinate datum: NAD27. UTM Zone 10, 714654mE, 4255393mN. Comment
  UC1197692  Calochortus luteus Joseph P. Tracy 1921-5-18 5578 Calaveras Copperopolis 304 Comment
  UC1950205  Calochortus luteus Barbara Ertter 1986-5-11 6075 Calaveras W of Jenny Lind, 1.4 mi from Hwy 26 on Milton Rd, at jct Scenic Valley Rd Comment
  CAS-BOT-BC491926  Calochortus luteus F. E. Blaisdell, M. D. no date on label s.n. Calaveras Mokelumne Hill Comment
  CAS-BOT-BC492554  Calochortus minimus Peter H. Raven 1953-5-23 5524 Calaveras Summit of Dardenelle View Trail, Calaveras Big Trees State Park 1524 Comment
  SEINET8197408  Calochortus minimus P. A. Lehenbauer 1930-5-25 s.n. Calaveras Squaw Flat, Calaveras Big Trees. Comment
  JEPS17787  Calochortus monophyllus Mrs. A. L. Grant 1915-6-12 Calaveras Avery's sta. Comment
  RSA789906  Calochortus monophyllus James R. Shevock 1990-4-8 11884 Calaveras Western slope of the Central Sierra Nevada: Stanislaus National Forest. Along forest road 4N03, 4.4 mi from California Hwy 4. Comment
  SEINET7072963  Calochortus monophyllus A. G. Vestal 1963-5-28 s.n. Calaveras About 0.3 mile above West Point turnoff [Route 88] and 2.3 miles west of Pioneer. Coordinate datum: WGS84/NAD83. (UTM Zone 10, 706023mE, 4254524mN. Coordinate datum: NAD27). Comment
  CAS-BOT-BC492608  Calochortus monophyllus Jean L. Pawek 1956-5-24 71 Calaveras Highway 4. 1066 Comment
  UCD22721  Calochortus monophyllus R. D. Kirkwood 1978-5-6 1 Calaveras Collected 2 miles south of Arnold on Moran Road. 914 Comment
  UCR250892  Calochortus superbus George K. Helmkamp, Elizabeth Helmkamp 2013-5-24 20675 Calaveras Northern Sierra Nevada Mountains Foothills, Whiskey Slide Road, 2.6 miles south of its junction with Jesus Maria Road, 7.9 mi. SE (118 deg. ) of Mokelumne Hill 561 Comment
  JEPS17798 Image available Calochortus venustus Mrs. A. L. Grant 1915-6-13 Calaveras Murphy's Comment
  UCR197582  Calochortus venustus George K. Helmkamp, E. A. Helmkamp 2008-5-29 13534 Calaveras Sierra Nevada Mountains Foothills, Utica Powerhouse Road parallel to CA-4 and 0.4 mile from the road junction; at the Utica Creek crossing 759 Comment
  CAS-BOT-BC496525  Calochortus venustus W. P. Steinbeck 1923-5-14 s.n. Calaveras Near Milton Comment
  CAS-BOT-BC496751  Calochortus venustus John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52939 Calaveras Camanche Parkway South between Burson Road and Camanche Resevoir. 152 Comment
  SEINET12049791  Calochortus vestae F. H. Utech, Knight, W.; Knight, I. 1986-1 86 -141 Calaveras ca 0.5 mi NNW of Sonora on CA 49 570 Comment
  CAS-BOT-BC106112  Calycadenia hooveri R. F. Hoover 1937-9-24 2722 Calaveras Comanche Comment
  CAS-BOT-BC106113  Calycadenia hooveri R. F. Hoover 1937-9-24 2722 Calaveras Comanche Comment
  CDA10566  Calycadenia hooveri Barbara T. Menzies 1978-7-1 Calaveras Near Wallace. Comment
  UC1876163  Calycadenia hooveri Gerald D. Carr 1971-9-24 674 Calaveras 1.7 mi S of Camanche Reservoir on S shore access road., 5.3 mi E of San Joaquin Co. line. 91 Comment
  UC762746  Calycadenia hooveri R. F. Hoover 1937-9-24 2722 Calaveras Comanche Comment
  SEINET7379695 Image available Calycadenia hooveri B. T. Menzies 1978-7-1 s.n. Calaveras Near Wallace 67 Comment
  CAS-BOT-BC270021  Calycadenia multiglandulosa F. E. Blaisdell No date on label s.n. Calaveras Mokelumne Hill Comment
  CAS-BOT-BC270017  Calycadenia multiglandulosa David D. Keck 1930-8-8 12852 Calaveras Between Calaveras River and Jenny Lind Comment
  UC177476  Calycadenia multiglandulosa Edw. L. Greene 1889-6-9 Calaveras Comment
  UC1876166  Calycadenia multiglandulosa Gerald D. Carr 1971-9-7 650 Calaveras 0.3 mi SE of Jenney Lind on Hwy J14. 73 Comment
  UC935689  Calycadenia multiglandulosa unknown 1933-8-23 2514 Calaveras between Calaveras River and Jenny Lind Calaveras River 91 Comment
  UCD129727  Calycadenia multiglandulosa Gerald D. Carr 1971-7-26 601 Calaveras northwest of San Andreas, Highway 49 bypass, 0.9 mile north of Highway 12. Comment
  POM190464  Calycadenia multiglandulosa subsp. bicolor D. D. Keck 1932-6-28 1528 Calaveras 4 miles north of San Andreas on road to Mokelumne Hill; old placer mining operations Comment
  RSA255485  Calycadenia multiglandulosa subsp. bicolor Gerald D. Carr 1971-7-26 601 Calaveras NW of San Andreas, Hwy. 49 bypass, 0.9 miles N of Hwy. 12 Comment
  CAS-BOT-BC270889  Calycadenia spicata H. M. Hall 1930-8-8 12851 Calaveras Milton Comment
  JEPS20210  Calycadenia spicata R. F. Hoover 1937-6-10 2432 Calaveras Milton Comment
  UC935691  Calycadenia spicata unknown 1933-8-23 2513 Calaveras hilltops n of town Milton 121 Comment
Read comments Sep 7 2020
  CAS-BOT-BC270894  Calycadenia spicata David D. Keck 1933-8-23 2513 Calaveras Milton, N of town Comment
  JEPS17938  Calycadenia truncata Rimo Bacigalupi 1955-8-11 5493 Calaveras 1.4 mi above (ne of) Murphy's (along state hwy.) 755 Comment
  UC1143025  Calycadenia truncata W. R. Howden 1935-10-23 244 Calaveras 2 mi ne Swiss Bend; Big Trees Quad. 1066 Comment
  UC894265  Calycadenia truncata Lewis S. Rose 1940-6-19 40654 Calaveras Big Trees 1432 Comment
  OBI75391  Calycadenia truncata David J. Keil 1988-8-23 20995 Calaveras Sierra Nevada: 1.7 miles SW of Dorrington along Hwy 4 Comment
  RSA516540  Calycadenia truncata subsp. truncata R. C. Bacigalupi 1955-8-11 5493 Calaveras Along State Hwy. 4, 1.4 miles above (NE of) Murphy's 756 Comment
  UC1126249  Calycanthus occidentalis J. A. Rutter 1935-4-25 172 Calaveras 0.5 mi nw Central Ferry; Copperopolis Quad. 243 Comment
  UCR87671  Calyptridium monospermum George K. Helmkamp, E. A. Helmkamp 1995-6-22 94- 4 -23 Calaveras Sierra Nevada Mtns, along Calif. Hwy 4, 2.5 mi NE of Arnold 1479 Comment
  CAS-BOT-BC497295  Camassia leichtlinii var. suksdorfii W. R. Dudley 1906-8-21 s.n. Calaveras Gardener meadow. Big Trees Comment
  SEINET11262426  Campanula prenanthoides D. W. McNeal 1990-7-25 3751 Calaveras Above Hwy #4 opposite Dorrington R.S.,; 0 Comment
  SEINET10463339  Campanula prenanthoides Alice Eastwood 1929-9-1 Eastwood s.n. Calaveras Calaveras big trees Comment
  SEINET10463349  Campanula prenanthoides William R. Dudley 1906-8-15 Dudley s.n. Calaveras NEAR THE CALAVERAS BIG TREES, TRAIL TO SAN ANTONIS FALLS Comment
  SEINET10873260  Campanula prenanthoides Hawthorne HAWTHORNE s.n. Calaveras Big Tree 1433 Comment
  RSA790650  Capsella bursa-pastoris George K. Helmkamp, E. A. Helmkamp 2012-5-15 18992 Calaveras At a crossing of Murray Creek along Murray Creek Road. 1.8 mi east of Pope Road in San Andreas. 351 Comment
  UC1126877  Capsella bursa-pastoris P. L. Johannsen 1936-4-17 859 Calaveras 2 mi ne of Wheats 365 Comment
  SEINET8384304  Cardamine hirsuta D. W. McNeal 1982-3-13 2591 Calaveras along an outcrop above Hwy. #49, ca. 100 yds. S of the N. Fork of the Calaveras River. Comment
  SEINET3162880  Cardamine oligosperma R. W. Spellenberg, N. Zucker 2005-2-16 13501 Calaveras HIghway 49 1.6 km N of junction with Hwy 120, N of Chinese Camp, S side of N Fork of the Calaveras River 240 Comment
  CDA20002  Carduus acanthoides R. Irish 2002-7-23 PDR 1068136 Calaveras Sierra Nevada; 8045 Swiss Ranch Rd, Mountain Ranch. 0 Comment
  CAS-BOT-BC18221  Carex John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-6-29 53183 Calaveras Sierra Nevada. Snowshoe Spring near Dorrington. 1463 Comment
  SBBG30760  Carex amplectens T. L. Secrest 1950-8-8 Calaveras Big Meadow 2042 Comment
  SBBG30806  Carex amplectens T. L. Secrest 1950-8-8 Calaveras Big Meadow 2042 Comment
  UCD40169  Carex athrostachya Rodney Gale Myatt 1972-6-1 1413 Calaveras Hunter's Road. Between Hwy 4 and NF Stanislaus River, south of Hathaway Pines and Arnold. 1066 Comment
  CAS-BOT-BC18014  Carex athrostachya Brewer 2811 Calaveras Big trees. Comment
  UC1103121  Carex densa Joseph P. Tracy 1921-5-19 5640 Calaveras 5 mi NE of Copperopolis (Black Creek); Foothill Region, Calaveras Co. 487 Comment
  UC8058  Carex echinata subsp. echinata Dr. W. Hillebrand Jul 1863 2324 Calaveras Big Trees Sierra 1459 Comment
  SEINET197090  Carex feta W. W. Eggleston 1913-7-1 9454 Calaveras Stanislaus National Forest ; Calaveras Ranger Station 0 Comment
  SEINET3901569  Carex feta W. W. Eggleston 1913-7-1 9454 Calaveras Calaveras Ranger Station. Stanislaus Forest.; 0 1000 Comment
  UCD37333  Carex feta Beecher Crampton 1959-6-2 5309 Calaveras 0.8 mile northwest of Mountain Ranch. Comment
  UC1103583  Carex heteroneura Joseph P. Tracy 1940-6-25 16603 Calaveras Sierra Nevada Mountains, 17 mi east of Calaveras Big Trees, Ebbets Pass Highway 2042 Comment
  CAS-BOT-BC28521  Carex lenticularis var. lipocarpa Mrs. H. C. Cantelow 1940-5-26 s.n. Calaveras 9 (?) miles north east of Murphys. 1524 Comment
  UC837  Carex multicostata Dr. W. Hillebrand Jul 1863 2316 Calaveras Big Trees 1459 Comment
  UC8073  Carex nebrascensis Dr. W. Hillebrand Jul 1863 2309 Calaveras Big Trees Comment
  CAS-BOT-BC119741  Carex nebrascensis P. C. Everett; E. K. Balls 1956-7-12 22094 Calaveras 2.5 mi SW from Big Meadow, St Hwy 4, Ebbetts Pass road. 2011 Comment
  CAS-BOT-BC119592  Carex nudata W. R. Dudley 1906-8-9 s.n. Calaveras Margin of Stanislaus River near trail crossing to South Grove, Calaveras Big Trees. Comment
  UCR253146  Carex specifica George K. Helmkamp, Amy Barnes 2013-9-23 22340 Calaveras Northern Sierra Nevada Mountains, Forest Route 6N45 at the junction with CA-4, between Ganns and Cottage Springs 2021 Comment
  CAS-BOT-BC115289  Carex utriculata W. R. Dudley 1906-8-7 s.n. Calaveras Ditch in Gardner Meadow. Comment
  CAS-BOT-BC115066  Carex vesicaria John Thomas Howell 1977-8-2 52460 Calaveras Just E of Big Meadow on Ebbetts Pass Road. 1996 Comment
  UCR215774  Carex whitneyi George K. Helmkamp, E. A. Helmkamp 2009-7-30 15337 Calaveras Sierra Nevada Mountains, Ganns Meadow Drive just south of its junction with CA-4, 16.7 miles northeast of Arnold 2067 Comment
  CHSC22305  Castilleja Robert A. Schlising; S. Banwar, G. Keator 1962-4-29 2223 Calaveras Sierra Nevada. Along Hwy 4, 5.1 miles SW of Copperopolis. Comment
  CAS-BOT-BC249119  Castilleja affinis Alice Eastwood 1923-4-11 11630 Calaveras Angels Camp Comment
  CAS-BOT-BC249120  Castilleja affinis Alice Eastwood; John Thomas Howell 1941-4-23 8704 Calaveras San Andreas Comment
  UC1032478  Castilleja applegatei subsp. pinetorum P. L. Johannsen 1936-5-27 887 Calaveras French Gulch; Jackson Quad. 487 Comment
  UCD122527  Castilleja foliolosa W. R. Powell 1968-5-7 1489 Calaveras 4 miles southwest of Angels Camp. 685 Comment
  JEPS50796  Castilleja lacera Rimo Bacigalupi and Paul Hutchison 1967-5-21 2957 Calaveras 2.4 mi ne Sheep Ranch (on road from Sheep Ranch to Railroad Flat, on flat just above Macks Gulch, near Fisher Place (Murphys U.S.G.S. Quadr.)) 789 Comment
  JEPS79200  Castilleja lineariloba T. I. Chuang with Fei-Mei Chuang 1978-5-24 7709 Calaveras 1.3 mi ne Angeles Camp Comment
  UCR218154  Castilleja lineariloba George K. Helmkamp, Amy Barnes 2010-5-7 16007 Calaveras Sierra Nevada Mountains Foothills, Mountain Ranch Road, 3.2 miles east of San Andreas 436 Comment
  JEPS4346  Castilleja tenuis W. L. Jepson 1923-8-13 10126 Calaveras Big Meadow 2011 Comment
  CAS-BOT-BC40493  Caulanthus lasiophyllus Alice Eastwood 1923-4-11 11578 Calaveras Angels Camp. 457 Comment
  UC80016  Ceanothus X connivens T. S. Brandegee July 1891 78 Calaveras Sheep Ranch Comment
  UC338004  Ceanothus X connivens unknown June 1889 Calaveras Comment
  UCD162153  Ceanothus connivens Dylan O. Burge; J. Bisbee 2014-3-16 1504 Calaveras Fullen Road. 1040 Comment
  CAS-BOT-BC48554  Ceanothus cordulatus H. E. McMinn 1926-5-31 1731 Calaveras Calaveras Big Trees. 1/2 mi. W of Hotel Comment
  UC1198025  Ceanothus cordulatus Joseph P. Tracy 1921-5-23 5777 Calaveras Calaveras Big Trees Sierra Nevada Mts. 1463 Comment
  CAS-BOT-BC48553  Ceanothus cordulatus Jean L. Pawek 1956-6-20 96 Calaveras Highway 4 1859 Comment
  CAS-BOT-BC48821  Ceanothus cuneatus Alice Eastwood 1923-4-11 11598 Calaveras Angels Camp Comment
  CAS-BOT-BC48826  Ceanothus cuneatus H. E. McMinn 1926-5-31 1729 Calaveras 1 mi. south of Mokelumne Hill Comment
  CAS-BOT-BC64396  Ceanothus diversifolius Barbara T. Menzies 1977-1-1 107 Calaveras Moran Road near Arnold. 1219 Comment
  UC1281529  Ceanothus diversifolius H. E. McMinn 1926-5-30 1728 H Calaveras 2 mi sw Calaveras Big Trees (draw at junction of old and new rds.) Comment
  UC79837  Ceanothus diversifolius T. S. Brandegee July 1891 Calaveras Calaveras Big Trees Comment
  UCD162154  Ceanothus diversifolius Dylan O. Burge; J. Bisbee 2014-3-16 1506 Calaveras California Highway 4, near intersection with Arnold Byway. 1320 Comment
  CDA35565  Ceanothus diversifolius R. E. Hawthorne 1961-5-23 Calaveras West Point. 0 Comment
  RSA115735  Ceanothus diversifolius Percy C. Everett, E. K. Balls 1956-7-10 22019 Calaveras 1.3 miles Ne of Arnold, Hwy 4, Ebbetts Pass Road. 1296 Comment
  POM260845  Ceanothus fresnensis Alice Eastwood 1940-6-19 8602 Calaveras Avery. Comment
  SEINET4560796  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2011-1 17577 Calaveras Northern Sierra Nevada Mountains Foothills: along Ca-26, 2.7 road miles northwest (1.7 air miles, 312 degrees) of West Point 802 Comment
  UC1070768  Ceanothus integerrimus P. L. Johannsen 1936-6-16 913 Calaveras 1.25 mi ne Mountain Ranch; Jackson quad. 762 Comment
  UCR242646  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2011-6-17 17556 Calaveras Northern Sierra Nevada Mountains Foothills, Winton Road, 3.7 miles northeast of CA-26 at West Point 1012 Comment
  UCR248498  Ceanothus integerrimus George K. Helmkamp, E. A. Helmkamp 2012-5-31 19097 Calaveras Northern Sierra Nevada Mountains, Winton Road, 4.1 miles east of its junction with CA-26, NE of West Point 1072 Comment
  UCR250596  Ceanothus integerrimus George K. Helmkamp, Mary Alice Barnes 2013-4-24 20394 Calaveras Northern Sierra Nevada Mountains Foothills, Along CA-26 (West Point-Pioneer Rd.), at the west side of the bridge over North Fork Mokelumne River 654 Comment
  UCR258379  Ceanothus integerrimus George K. Helmkamp 2014-5-28 22931 Calaveras Northern Sierra Nevada Mountains, along Winton Road along the north side of Wilson Lake 1128 Comment
  CAS-BOT-BC50091  Ceanothus integerrimus Jean L. Pawek 1956-6-20 98 Calaveras Highway 4 1554 Comment
  RSA293501  Ceanothus integerrimus var. californicus C. W. Tilforth 1979-7-24 1874 Calaveras Along Hwy 4, 1/4 miles E of Hunter Dam Road near Hathaway Pines, NE of Angels Camp. 1037 Comment
  CAS-BOT-BC51903  Ceanothus parvifolius Ivan Branson 1931-5-30 s.n. Calaveras Dorrington Comment
  CAS-BOT-BC51904  Ceanothus parvifolius D. E. Breedlove; M. Bourell; R. Patterson 1987-6-8 66424 Calaveras 3.5 mi W of Camp Connell on Summit Level Road 1585 Comment
  CAS-BOT-BC51905  Ceanothus parvifolius John Thomas Howell 1977-8-1 52441 Calaveras Meadow and meadow border, Dorrington 1463 Comment
  CAS-BOT-BC51907  Ceanothus parvifolius H. E. McMinn 1926-5-31 1717 T Calaveras 5 mi. S.W. of Calaveras Hotel along San Antonio Creek Comment
  CAS-BOT-BC51908  Ceanothus parvifolius H. E. McMinn 1926-5-31 1717 R Calaveras 5 mi. S.W. of Calaveras Hotel along San Antonio Creek Comment
  CAS-BOT-BC51909  Ceanothus parvifolius H. E. McMinn 1926-5-31 1717 Rq Calaveras 5 mi. S.W. of Calaveras Hotel along San Antonio Creek Comment
  CAS-BOT-BC51910  Ceanothus parvifolius H. E. McMinn 1926-5-31 1717 S Calaveras 5 mi. S.W. of Calaveras Hotel along San Antonio Creek Comment
  CAS-BOT-BC51912  Ceanothus parvifolius W. R. Dudley 1906-8-14 s.n. Calaveras Ridge to San Antonio Creek from Calaveras Big Trees Comment
  RSA113021  Ceanothus prostratus Percy C. Everett, E. K. Balls 1956-7-11 9243 Calaveras 1.5 miles NE from Arnold, Hwy4, Ebbetts Pass road, Yellow Pine Forest Plant community. 1220 Comment
  RSA167706  Ceanothus tomentosus Robert F. Thorne, Percy C. Everett 1964-4-16 33713 Calaveras 2.1 miles up Hawver Road and ca. 3.5 miles N of San Andreas. 457 Comment
  UCD112741  Ceanothus tomentosus Roman Gankin; W. R. Hildreth 1966-2-6 633 Calaveras On ridge north of Hawver Road, 2.2 miles east of Gold Strike Road (this road 5.7 miles south of Mokelumne Hill). Comment
  RSA300947  Ceanothus tomentosus D. C. Michener 1982-7-29 4151 Calaveras Ridge on Hawyer road 2.3 miles N of jct with Gold Strike road Comment
  UC1736113  Ceanothus tomentosus var. tomentosus Dean W. Taylor 1999-4-29 17142 Calaveras ridgetop on North rim Murray Creek canyon, ca. 1 mile E of Quiggs Mountain, along Murray Creek Road ca. 1.3 road mi W of junction Whisky Slide Road (ca. 2 air mi W of Mountain Ranch) 762 Comment
  CDA20224  Centaurea calcitrapa S. Nugent 2003-9-19 PDR 1268961 Calaveras Sierra Nevada; 1933 Appoloosa, Angels Camp. 0 Comment
  CAS-BOT-BC282004  Centaurea calcitrapa W. B. Andahl 1972-6-22 s.n. Calaveras NE of Mokelumne Hill on Highway 26. Hylan Ponte Property Comment
  CDA19999  Centaurea diffusa R. Irish 2002-7-22 PDR 1068133 Calaveras Sierra Nevada; 9040 Standard Rd, Cottage Springs. 0 Comment
  CDA42351  Centaurea diffusa D. G. Kelch 2012-9-18 12 .346 Calaveras Above Murphys. Comment
  CDA42303  Centaurea diffusa R. Irish 2002-7-22 PDR 1068132 Calaveras Sierra Nevada; 9040 Standard Rd, Cottage Springs. 0 Comment
  CDA20183  Centaurea maculosa K. Kerstan, R. O'Connell 2003-7-23 PDR P 097555 Calaveras Sierra Nevada; near Valley Springs. 0 Comment
  UCR188525  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2007-9-24 13006 Calaveras Northern foothills, Sierra Nevada Mountains, in Rich Gulch along Gwin Mine Road, 1.2 miles north of Paloma 329 Comment
  JEPS124621 Image available Centaurea solstitialis C. L. Kline 1965-7-20 235 Calaveras 10.5 mi S. W. of Calaveras Big Trees State Park on Hwy 4. Comment
  RSA633918  Centaurium erythraea Michael A. Vincent 1999-6-12 8623 Calaveras Shore of Tulloch Lake, 0.3 mile north of Tuolumne county line, along Route 49 Comment
  UCD121430  Centaurium erythraea Michael A. Vincent 1999-6-12 8623 Calaveras Shore of Tulloch Lake, 0.3 mile north of Tuolumne county line, along CA Rt. 49. Comment
  RSA0093478  Centaurium muehlenbergii George K. Helmkamp, Mary Alice Barnes 2013-5-17 20628 Calaveras Northern Sierra Nevada Mountains Foothills. Poloma Road at its junction with Cosgrove Creek Road, 3 miles NE (30 deg ) of Valley Springs. 279 Comment
  UCR257096  Centaurium muehlenbergii George K. Helmkamp, Mary Alice Barnes 2013-5-17 20628 Calaveras Northern Sierra Nevada Mountains Foothills, Poloma Road at its junction with Cosgrove Creek Road, 3 miles NE (30 deg. ) of Valley Springs 279 Comment
  CDA43411  Centaurium tenuiflorum D. G. Kelch 2012-9-18 12 .348 Calaveras Above Murphys. Comment
  UCD78188  Centaurium tenuiflorum Robert E. Preston 2008-6-3 2636 a Calaveras Ca. 2.75 mi S of Copperopolis, along Sawmill Creek. 190 Comment
  RSA794696  Centaurium venustum George K. Helmkamp, E. A. Helmkamp 2011-7-12 17703 Calaveras Winton Road, 6.7 miles east of its junction with CA-26 in West Point. 1192 Comment
  RSA756540  Centaurium venustum Barbara Ertter 1986-5-11 6076 Calaveras W of Jenny Lind, 1.4 miles from Hwy. 26 on Milton Road, at jct. Scenic Valley Road. 61 Comment
  UC1561788  Centunculus minimus Barbara Ertter 1986-5-11 6088 Calaveras 1.4 mi from Hwy 26 on Milton Road (at jct Senic Valley Road, w of Jenny Lind) 60 Comment
  UC54586  Cephalanthus occidentalis var. californicus H. M. Hall and H. P. Chandler Aug 1903 4791 Calaveras Salt Spring Valley; Sierra Nevada Mountains 304 Comment
  CAS-BOT-BC173161  Cerastium glomeratum G. K. Helmkamp; E. A. Helmkamp 2008-5-8 13420 Calaveras Sierra Nevada Mountains Foothills: Skull Flat road, 0.4 mile north of its junction with Winton Road, northeast of West Point 823 Comment
  CHSC55686  Cerastium glomeratum Steven Triano 1988-4-30 121 Calaveras On se slope of ridge between Jesus Maria Creek and N Fork Murray Creek. 624 Comment
  SEINET3271591 Image available Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2007-4-26 11840 Calaveras Foothills, Northern Sierra Nevada Mountains; along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  SEINET3860056  Cerastium glomeratum George K. Helmkamp, Amy Barnes 2010-5-7 15976 Calaveras Sierra Nevada Mountains Foothills: along CA-49, 0.4 mile north of its junction with CA-12, vicinity of San Andreas.; 0 233 Comment
  UCR184935  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2007-4-26 11840 Calaveras Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  UCR197802  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2008-5-8 13420 Calaveras Sierra Nevada Mountains Foothills, Skull Flat road, 0.4 mile north of it junction with Winton Road, northeast of West Point 823 Comment
  UCR218164  Cerastium glomeratum George K. Helmkamp, Amy Barnes 2010-5-7 15976 Calaveras Sierra Nevada Mountains Foothills, along CA-49, 0.4 mile north of its junction with CA-12, vicinity of San Andreas 233 Comment
  UCD98051  Cerastium glomeratum J. W. Katberg Jr. 1966-4-3 24 Calaveras 3.5 miles east of Milton on road to Copperopolis. Comment
  CAS-BOT-BC207755  Cercis occidentalis H. E. McMinn 1922-6-1 77 Calaveras Roadside as grade begins for Caloueras Dam. Comment
  JEPS78186  Cercis occidentalis Gary W. Zamzow 1972-7-6 68 Calaveras 0.9 mi n Tuolumne County Line (on road between Columbia and Vallecito) 457 Comment
  JEPS124553 Image available Cercocarpus betuloides Dixie Funnell 1965-7-20 175 Calaveras 10.8 miles west of Sonora on the Columbia - Vallecito road. Comment
  UCD130283  Chaenactis douglasii var. douglasii W. R. Powell 1968-6-20 1574 Calaveras along Buck Ranch Jeep Trail, 6.6 miles east-northeast of Blue Mountain Lookout. 1767 Comment
  UC31006  Chaenactis glabriuscula var. glabriuscula Jos. Burtt Davy 1895-5-1 1634 Calaveras Comment
  CAS-BOT-BC140764  Chamaebatia foliolosa F. E. Blaisdell, M. D. s.n. Calaveras Mokelumne Hill Comment
  UC1713750  Chamaebatia foliolosa J. Burtt Davy May 18 1895-May 30 1895 1515 Calaveras Murphy's Camp Comment
  UCR197338  Chamaebatia foliolosa George K. Helmkamp, E. A. Helmkamp 2008-5-8 13405 Calaveras Sierra Nevada Mountains Foothills, Ridge Road, 1.6 miles east of CA-26, southeast of Glencoe 866 Comment
  UCR245601  Chamaebatia foliolosa George K. Helmkamp, E. A. Helmkamp 2012-5-31 19105 Calaveras Northern Sierra Nevada Mountains, Winton Road, 4.1 miles east of its junction with CA-26, NE of West Point 1072 Comment
  SEINET6336155  Chamaebatia foliolosa W. W. Eggleston 1913-1 s.n. Calaveras Claveras Ranger Station, Stanislaus Forest, Avery 1000 Comment
  CDA20249  Chamaesyce nutans G. D. Barbe 1984-9-7 4194 Calaveras Sierra Nevada; Between street and building, Raspberry Lane a few yards e of Main St., Angels Camp. 0 Comment
  UCR233366  Chamaesyce serpillifolia subsp. serpillifolia George K. Helmkamp, E. A. Helmkamp 2011-9-16 18286 Calaveras Northern Sierra Nevada Mountains Foothills, Bald Mountain Road, at the south side of the bridge over Hunter Creek, 8.8 miles northeast of the junction of Blue Mountain Road and Rail Road Flat Road 1034 Comment
  UC1130429  Chamaesyce serpyllifolia C. M. Belshaw 1936-7-18 2490 Calaveras 1 mi nw San Andreas 213 Comment
  CAS-BOT-BC165956  Chamerion angustifolium Geo. Hansen 1892-8-1 300 Calaveras Bear Valley 1828 Comment
  CAS-BOT-BC68283  Cheilanthes cooperae Adele Lewis Grant 720 Calaveras Duck Bar on Stanislaus River 548 Comment
  UC42365  Cheilanthes gracillima Geo. Hansen Calaveras Big Trees Comment
  UC570554  Cheilanthes gracillima Frank W. Peirson 1935-7-23 11540 Calaveras near Auto Camp Big Meadow; N. Fork Stanislaus River Region 1981 Comment
  SEINET10402732 Image available Chenopodium pumilio Barbara Ertter, Fosiee Tahbaz 1990-11-4 9705 Calaveras New Hogan Lake on Calaveras River west of San Andreas, public access on north peninsula 207 Comment
  RSA756355  Chenopodium pumilio Barbara Ertter, Fosiee Tahbaz 1990-11-4 9705 Calaveras New Hogan Lake on Calaveras River west of San Andreas, public access on north peninsula 207 Comment
  CHSC106716  Chlorogalum angustifolium Barbara Ertter 1986-5-11 6071 Calaveras W of Jenny Lind, 1.4 mi from Hwy 26 on Milton Rd, at jct Senic Valley Rd 60 Comment
  POM196330  Chlorogalum angustifolium E. E. Stanford 1928-5-12 995 Calaveras Near Jenny Lind Comment
  SEINET1869804  Chlorogalum angustifolium Barbara Ertter 1986-1 6071 Calaveras W of Jenny Lind, 1.4 mi from Hwy 26 on Milton Rd, at jct Senic Valley Rd. 61 Comment
  SEINET7072960  Chlorogalum angustifolium A. G. Vestal 1963-5-27 s.n. Calaveras Roadside and pasture about 1 mile east of Jenny Lind. Coordinate datum: WGS84/NAD83. (38? deg. 6' 15" North Latitude, -120? deg. 51' 32" West Longitude, UTM Zone 10, 687730mE, 4219330mN. Coordinate datum: NAD27.). Comment
  SBBG122803  Chlorogalum angustifolium B. Ertter 1986-5-11 6071 Calaveras Milton Rd jct with Scenic Valley Rd, 1.4 mi from Hwy 26, W of Jenny Lind 60 Comment
  UC55741  Chorizanthe membranacea J. Burtt Davy 1895-5-19 1352 Calaveras Copperopolis Comment
  UC52590  Chorizanthe membranacea Edw. L. Greene June 1889 Calaveras Comment
  JEPS47004  Cicendia quadrangularis W. L. Jepson 1923-8-4 10040 Calaveras Kentucky Creek; South Fork Calaveras River Comment
  UC1123435  Cicendia quadrangularis H. S. Yates 1935-4-26 5157 Calaveras 0.5 mi se Comanche; Jackson Quad. 91 Comment
  SD255639  Cichorium intybus George K. Helmkamp, Amy Barnes 2013-9-23 22318 Calaveras Sierra Nevada Mountains Foothills; Utica Powerhouse Road, 0.6 mile northeast of its junction with CA-4. 974 Comment
  UC2044575  Cinna latifolia Belinda Lo with Daniel Palmer and Autumn Olsen 2014-8-5 120 Calaveras Stanislaus National Forest, Hay Gulch Comment
  UCD69341  Circaea alpina subsp. pacifica D. Sanchez-Mata; S. Rivas-Martinez, P. Rodriguez-Rojo 1997-9-4 s.n. Calaveras Arnold-Dorrington. Stanislaus National Forest. Calaveras Big Trees State Park. 1360 Comment
  JEPS43890  Circaea alpina subsp. pacifica W. L. Jepson 1890-8-7 14388 Calaveras near Calaveras Big Trees (Snowdon Ranch); Sierra Foothills, Snowdon Ranch Comment
  CDA20029  Cirsium andersonii T. Opie 2002-8-3 PDR 1068144 Calaveras Sierra Nevada; vicinity of Tamarack. 0 Comment
  RSA0070559  Cirsium andersonii Percy C. Everett, E. K. Balls 1956-7-10 22018 Calaveras 5 miles SE of Vallecito on road to Sonora. 930 Comment
  SEINET201021  Cirsium occidentale var. californicum Joseph P. Tracy 1921-5-19 5624 Calaveras Black Creek 5 miles NE of Copperopolis 488 Comment
  SEINET7249122  Cirsium vulgare George K. Helmkamp, Amy Barnes 2013-1 Calaveras Comment
  UCD40184  Clarkia Rodney Gale Myatt 1970-5-23 328 -a Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  CAS-BOT-BC162630  Clarkia W. R. Dudley 1906-8-6 s.n. Calaveras Ridge back of Big Tree Hotel Comment
  UC1122372  Clarkia biloba R. D. Roseberry 1935-6-6 215 Calaveras 3 1/2 mi nne Jenny Lind; Jackson Quadrangle Comment
  UC1196993  Clarkia biloba Joseph P. Tracy 1921-5-19 5638 Calaveras 5 mi ne Copperopolis; Foothill Region, Black Creek 487 Comment
  UC249616  Clarkia biloba Joseph P. Tracy 1921-5-19 5638 Calaveras 5 mi ne Copperopolis; Foothill Region, Black Creek 487 Comment
  LA84442  Clarkia biloba Rimo Bacigalupi; L. R. Heckard 1961-6-15 7799 Calaveras slope about 1 mi. E of Murphy's 822 Comment
  CAS-BOT-BC163596  Clarkia biloba subsp. biloba James McMurphy 1914-6-1 s.n. Calaveras Wallace Comment
  CDA16490  Clarkia biloba subsp. biloba G. F. Hrusa 2000-6-12 15451 Calaveras Sierra Nevada; Creekbed of Black Creek, ~3 mi. S of Copperopolis. 198 Comment
  SEINET13276814 Image available Clarkia biloba subsp. biloba George K. Helmkamp, Mary Alice Barnes 2013-1 20637 Calaveras Northern Sierra Nevada Mountains Foothills: along CA-26, 0.3 mile northeast of Paloma Road, SW of Mokelumne Hill (Mokelumne Hill 7.5' Q.) 504 Comment
  UCR242817  Clarkia biloba subsp. biloba George K. Helmkamp, E. A. Helmkamp 2011-6-17 17585 Calaveras Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer 652 Comment
  UCR249888  Clarkia biloba subsp. biloba George K. Helmkamp, Mary Alice Barnes 2013-5-17 20637 Calaveras Northern Sierra Nevada Mountains Foothills, along CA-26, 0.3 mile northeast of Paloma Road, SW of Mokelumne Hill 505 Comment
  LA206008  Clarkia biloba subsp. biloba H. Lewis; M. Lewis 1947-6-9 358 Calaveras State Highway 49, 0.5 mi. N of Calaveras - Tuolumne County Line Comment
  UC1071955  Clarkia biloba subsp. biloba H. and M. Lewis 1947-6-9 361 Calaveras 4.3 mi e Hwy. 49 (on road to West Point) Comment
  UC2044526  Clarkia gracilis subsp. gracilis Belinda Lo with Daniel Palmer 2014-5-14 56 Calaveras Stanislaus National Forest, Bailey Ridge Comment
  UCR242624  Clarkia heterandra George K. Helmkamp, E. A. Helmkamp 2011-6-17 17574 Calaveras Northern Sierra Nevada Mountains Foothills, along CA-26, 2.7 road miles northwest (1.7 air miles, 312 deg. ) of West Point 802 Comment
  UCR256972  Clarkia heterandra George K. Helmkamp 2014-5-17 22891 Calaveras Sierra Nevada Mountains Foothills, between Sandy Gulch and Glencoe along CA-26, 0.1 mile north of the bridge over South Fork Mokelumne River 608 Comment
  CAS-BOT-BC163659  Clarkia purpurea subsp. quadrivulnera E. E. Stanford 1928-5-12 1003 Calaveras Near Burson 152 Comment
  CAS-BOT-BC163661  Clarkia purpurea subsp. quadrivulnera F. E. Blaisdell, M. D. s.n. Calaveras Mokelumne Hill 396 Comment
  UC1122398  Clarkia purpurea subsp. quadrivulnera N. K. Carlson 1936-4-7 316 Calaveras 1.4 mi se Sugar Loaf Mt. (Plot 5); Copperopolis Quadrangle Comment
  UC58853  Clarkia purpurea subsp. quadrivulnera J. Burtt Davy May 18 1895-May 30 1895 1533 Calaveras Murphy's Camp Comment
  UC58866  Clarkia purpurea subsp. quadrivulnera Jos. Burtt Davy May 1895 1337 Calaveras Copperopolis Comment
  RSA122146  Clarkia purpurea subsp. quadrivulnera R. D. Roseberry 1935-6-11 228 Calaveras 2 miles south of Jenny Lind. 137 Comment
  SBBG122953  Clarkia purpurea subsp. quadrivulnera B. Ertter 1986-5-11 6072 Calaveras Milton Rd jct with Scenic Valley Rd, 1.4 mi from Hwy 26, W of Jenny Lind 60 Comment
  SEINET269102  Clarkia purpurea subsp. quadrivulnera G. Helmkamp 1994-5-22 93 -2 Calaveras 1 mile SW of Copperopolis and 14 miles SW of Angels Camp along US-4. 305 Comment
  CAS-BOT-BC164721  Clarkia rhomboidea M. S. Jussel 1930-7-3 s.n. Calaveras Camp Baxter, 20 mi. from Dorringtons Comment
  UC69562  Clarkia rhomboidea W. L. Jepson 1890-8-5 Calaveras Washington Flat Sierras Comment
  CAS-BOT-BC165445  Clarkia unguiculata Jas. McMurphy 1914-5-27 s.n. Calaveras Hillside, Wallace Comment
  CAS-BOT-BC165446  Clarkia unguiculata J. C. Hawthorne 1899-1-1 s.n. Calaveras Mokelumne Hill 396 Comment
  SEINET9366593  Clarkia unguiculata Unknown 2000-6-12 15463 Calaveras Black Creek Ranch Comment
  UC1198507  Clarkia unguiculata Joseph P. Tracy 1921-5-19 5636 Calaveras 5 mi ne Copperopolis; Foothill Region, Black Creek 487 Comment
  SDSU8705  Clarkia virgata D. F. Howe 1965-5-22 4070 Calaveras Near Calaveras- Tuolumne Co. line. 305 Comment
  SD236340  Clarkia williamsonii G. K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10793 Calaveras Northern Sierra Nevada foothills: along Hwy CA-26, 0.6 mile past Sandy Gulch. 793 Comment
  JEPS100774  Claytonia exigua subsp. exigua Dean W. Taylor 1999-4-29 17147 Calaveras Table Mountain, ca. 3 air miles E of Murphys, at head of Yea Moe Gulch 822 Comment
  CDA21080  Claytonia parviflora G. F. Hrusa 1993-3-26 10542 Calaveras S side of S Fk. Mokelumne River approx. 1 mi. N of Rail Road Flat. Comment
  UCD40198  Claytonia parviflora Rodney Gale Myatt 1970-5-23 s.n. Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  UCD40215  Claytonia parviflora Rodney Gale Myatt 1970-5-23 s.n. Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  UCR197386  Claytonia parviflora George K. Helmkamp, E. A. Helmkamp 2008-3-18 13182 Calaveras Sierra Nevada Mountains Foothills, Jesus Maria Road, 0.5 mile south of CA-26, about 1.7 miles southeast of Mokelumne Hill 427 Comment
  SD101081  Claytonia parviflora subsp. grandiflora John M. Miller, Dan Luoma 1977-5-8 666 Calaveras San Antonio Creek; 1 mile south of Sheep Ranch on the road to Murphy's. On a north-facing slope in soil around moss-covered ledges of metamorphic rock above the creek. 579 Comment
  JEPS77970  Claytonia parviflora subsp. parviflora Edward Lee 1936-4-9 1857 Calaveras n of Murphy (on road from Murphy's to Big Tree) Comment
  UCR230147  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2011-5-21 17353 Calaveras Northern Sierra Nevada Mountains Foothills, Railroad Flat Road at junction with Wharregard Road and beside Esperanzo Creek, 8.3 miles NW (289 deg. ) of Arnold 759 Comment
  SEINET4178843 Image available Claytonia perfoliata George K. Helmkamp, E. A. Helmkamp 2011-3-29 17107 Calaveras San Joaquin Valley: along Warren Road near Longhorn Ct., 0.4 mile north of junction with CA-26. 56 Comment
  UCR232165  Claytonia perfoliata subsp. mexicana George K. Helmkamp, E. A. Helmkamp 2011-3-29 17107 Calaveras San Joaquin Valley, along Warren Road near Long Horn Ct., 0.4 mile north of junction with CA-26 56 Comment
  UCR249941  Claytonia perfoliata subsp. mexicana George K. Helmkamp 2013-3-14 20174 Calaveras Central Sierra Nevada Foothills, Along CA-26, 2.2 miles northeast of its junction with CA-12 381 Comment
  UCR238449  Claytonia perfoliata subsp. perfoliata George K. Helmkamp, E. A. Helmkamp 2012-4-4 18703 Calaveras Northern San Joaquin Valley, along CA-26, 0.1 mile west of its junction with Milton Road, between Linden & Valley Springs 67 Comment
  CDA24209  Clematis lasiantha B. Varain, W. B. Andahl 1959-5-19 2393 Calaveras San Andreas. 0 Comment
  CAS-BOT-BC238020  Collinsia W. R. Dudley 1906-8-19 s.n. Calaveras Big Tree Meadow, Calaveras Big Trees Comment
  UCR250897  Collinsia bartsiifolia var. bartsiifolia George K. Helmkamp, Elizabeth Helmkamp 2013-5-24 20674 Calaveras Northern Sierra Nevada Mountains Foothills, Whiskey Slide Road, 2.6 miles south of its junction with Jesus Maria Road, 7.9 mi. SE (118 deg. ) of Mokelumne Hill 561 Comment
  SD239908  Collinsia heterophylla G. K. Helmkamp, Amy Barnes 2010-5-7 15985 Calaveras Sierra Nevada Mountains Foothills: Michel Road, 0.1 mile east of its junction with Mountain Ranch Road. 5.2 miles east (92.5a^z) of San Andreas (Calaveritas 7.5'Q) 512 Comment
  SEINET10307997 Image available Collinsia heterophylla Dan H. Nicolson 1956-5-27 262 Calaveras Hillside near Highway 49, foothills of the Sierra Nevada Comment
  SEINET3828339  Collinsia heterophylla George K. Helmcamp, E. A. Helmkamp 2012-1 18967 Calaveras Northern Sierra Nevada Mountians Foothills: along Murray Creek Road (Murraydale Ln.), 1.4 miles east of Pope Road in San Andread (San Andread 7.5') 387 Comment
  UCR235421  Collinsia heterophylla George K. Helmkamp, E. A. Helmkamp 2012-5-15 18967 Calaveras Northern Sierra Nevada Mountains Foothills, along Murray Creek Road (Murraydale Ln.), 1.4 miles east of Pope Road in San Andreas 387 Comment
  SEINET6985356  Collinsia sparsiflora A. G. Vestal 1962-4-5 s.n. Calaveras Second divide, about 3.7 miles west-southwest of Altaville. Comment
  CDA41374  Collinsia sparsiflora var. collina T. C. Fuller 1962-5-1 8329 Calaveras Le Cron ranch, 2.8 miles southwest of West Point. 0 Comment
  RSA795624  Collomia grandiflora George K. Helmkamp, E. A. Helmkamp 2011-7-12 17732 Calaveras Winton Road (Forest Route 7N03), 14.4 miles east of its junction with CA-26 in West Point. 1590 Comment
  UC1123638  Collomia grandiflora H. S. Yates 1934-7-1 4021 Calaveras 1 mi sw Moran; Stanislaus National Forest, Big Trees Quadrangle Comment
  RSA0013377  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2011-6-17 17586 Calaveras Northern Sierra Nevada Mountains Foothills: along CA-26, 0.1 mile south of the Amador County Line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 degrees) of Pioneer. 652 Comment
  UC908735  Collomia heterophylla Herbert L. Mason 1926-5-31 3346 Calaveras 1 mi w Calaveras grove Comment
  UCR117425  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 1995-6-22 95 4 - Calaveras Sierra Nevada Mtns, along Calif. Hwy 4, 2.5 mi NE of Arnold 1479 Comment
  UCR242812  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2011-6-17 17586 Calaveras Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer 652 Comment
  UCR248503  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2012-5-31 19099 Calaveras Northern Sierra Nevada Mountains, Winton Road, 4.1 miles east of its junction with CA-26, NE of West Point 1072 Comment
  UCR248504  Collomia heterophylla George K. Helmkamp, E. A. Helmkamp 2012-5-31 19099 A Calaveras Northern Sierra Nevada Mountains, Winton Road, 4.1 miles east of its junction with CA-26, NE of West Point 1072 Comment
  CAS-BOT-BC180239  Comandra umbellata subsp. californica Barbara T. Menzies 1976-1-1 73 Calaveras Santo Domingo Road, near Murphys. Sierra Nevada 661 Comment
  RSA293541  Comandra umbellata subsp. californica C. W. Tilforth, John Dourley 1979-7-24 1876 Calaveras Along Hwy 4, 1/4 miles E of Hunter Dam Road near Hathaway Pines, NE of Angels Camp. 1037 Comment
  UCD40216  Comandra umbellata subsp. californica Rodney Gale Myatt 1970-5-23 s.n. Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  UCR197279  Comandra umbellata subsp. californica George K. Helmkamp, E. A. Helmkamp 2008-5-29 13520 Calaveras Sierra Nevada Mountains, Arnold Way Road parallel to CA-4 (Ebbetts Pass Hwy), 0.8 mile northeast of Arnold 1265 Comment
  RSA97452  Comandra umbellata subsp. californica F. W. Peirson 1935-7-23 11547 Calaveras Big Meadow, N. Fork of Stanislaus River, Sierra Nevada. 1982 Comment
  SEINET12230186  Comandra umbellata subsp. californica C. W. Tilforth, Dourley, J. 1979-1 1876 Calaveras 1/4 mi E of Hunter Dam Rd. near Hathaway Pines along Highway 4, NE of Angels Camp 1036 Comment
  UCR174927  Convolvulus arvensis George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10787 Calaveras Northern Sierra Nevada foothills, along Calif. Hwy 26, 12.3 miles east of the Mokelumne Hill turnoff from Calif. Hwy 49 640 Comment
  UCD40134  Conyza canadensis Rodney Gale Myatt 1970-8-25 564 A Calaveras About 2 mi. from White Pines community, adjacent to town of Arnold, Hwy 4, and above Angels Camp. 1219 Comment
  UCR241328  Conyza canadensis George K. Helmkamp, E. A. Helmkamp 2012-9-21 19885 Calaveras Eastern San Joaquin Valley, Jenny Lind Road (Co. Rd J14), 0.2 mile south of its junction with CA-26, WSW of Rancho Calaveras 99 Comment
  UCR253150  Conyza canadensis George K. Helmkamp, Amy Barnes 2013-9-23 22337 Calaveras Northern Sierra Nevada Mountains, Forest Route 6N45 at the junction with CA-4, between Ganns and Cottage Springs 2021 Comment
  JEPS64344  Corallorhiza maculata A. L. Grant 1915-9-5 575 Calaveras Calaveras Big Trees 1432 Comment
  RSA113063  Corallorhiza maculata Percy C. Everett, E. K. Balls 1956-7-11 22078 Calaveras 2.5 miles southwest from Big Meadow, State Highway 4, Ebbetts Pass road 2012 Comment
  UC1032452  Cordylanthus tenuis subsp. tenuis C. M. Belshaw 1936-7-22 2508 Calaveras 2.2 mi sw Jesus Maria; Jackson Quadrangle Comment
  RSA505431  Cordylanthus tenuis subsp. tenuis R. C. Bacigalupi 1957-8-1 6047 Calaveras Along California Highway No. 4; 3.4 miles above (northeast of) Murphys. 838 Comment
  JEPS109740  Coreopsis lanceolata Dean W. Taylor 2002-5-17 18062 Calaveras Parrots Ferry Road, near the trailhead to Natural Bridge 457 Comment
  CAS-BOT-BC209861  Cornus nuttallii Ethel Crum 1949-5-21 2110 Calaveras Sierra Nevada. 2.3 miles northeast of Dorrington, Ebbetts Pass road 1524 Comment
  CHSC20566  Cornus nuttallii Robert A. Schlising; S. Banwar, G. Keator 1962-4-29 2214 Calaveras Sierra Nevada. Along Hwy 4, 2.8 miles SW of Calaveras Big Trees State Park. Comment
  RSA247332  Cornus nuttallii G. D. Wallace 1967-5-27 788 Calaveras Sierra Nevada, just outside of Arnold along Hwy. 4. 1220 Comment
  UCD67519  Cornus nuttallii D. Sanchez-Mata; M. G. Barbour 1996-5-26 s.n. Calaveras Stanislaus National Forest. Calaveras Big Trees State Park. 1570 Comment
  RSA112983  Cornus nuttallii P. C. Everett, E. K. Balls, George B. Everett 1956-7-11 22054 Calaveras 6 .2 mi. ne. from Dorrington, State Hwy. 4, Ebbbetts Pass Road. Comment
  UC1122819  Cornus sericea subsp. sericea W. R. Howden 1935-8-14 127 Calaveras 2 mi. s. Onion Valley; Stanislaus Nat'l Forest, Big Trees Quad. Comment
  UC545810  Cornus sessilis Herbert L. Mason 1935-3-14 10984 Calaveras S. Fork Mokelumne R. ca. 3 mi. n.e. Glencoe; S. Fork Mokelumne R. Comment
  CAS-BOT-BC291336  Cotula coronopifolia F. E. Blaisdell, M. D. No date on label. s.n. Calaveras Mokelumne Hill Comment
  CAS-BOT-BC291335  Cotula coronopifolia E. E. Stanford 1928-5-12 986 Calaveras Near Valley Springs 213 Comment
  RSA129829  Cotula coronopifolia P. L. Johannsen 1936-4-17 848 Calaveras 1 mile N of Valley Springs Peak 213 Comment
  UC1127150  Crassula aquatica C. M. Belshaw 1936-4-24 1973 Calaveras 1 1/4 mi. s.e. Wallace (near Plot 28); Jackson Quad. Comment
  CAS-BOT-BC427568  Crassula aquatica Gladys L. Smith 1978-4-24 s.n. Calaveras Between Mokelumne Hill and West Point. 609 Comment
  UC1198824  Crassula aquatica Joseph P. Tracy 1921-5-22 5685 Calaveras San Andreas Rd. Angel Camp (bed of old reservoir near Calaveritas Creek); Foothill Region 365 Comment
  UCR189467  Crassula connata George K. Helmkamp, E. A. Helmkamp 2007-3-17 11653 Calaveras Eastern Sacramento Valley, about 1 mile north of Burson on the road to south Comanche Reservoir 152 Comment
  CAS-BOT-BC427667  Crassula connata J. W. Congdon 1894-4-3 s.n. Calaveras Comanche Comment
  JEPS12763  Crassula tillaea Rimo Bacigalupi with G. T. Robbins 1955-5-5 5024 Calaveras 0.4 mi. n. Pardee Dam (along rd. to Buena Vista) 198 Comment
  UC1004338  Crassula tillaea E. E. Stanford 1955-3-20 Calaveras on spur rd. off main rd. from Clements to Valley Springs Comment
  UC1121527  Crocanthemum scoparium var. vulgare R. D. Roseberry 1935-6-4 209 Calaveras 2.5 mi nw Harmon Peak; Jackson Quad. 670 Comment
  UCD38870  Crocanthemum scoparium var. vulgare Beecher Crampton 1959-6-2 5280 Calaveras 1 mile east of Camanche. Comment
  JEPS105301  Crocanthemum suffrutescens Dean W. Taylor 1995-6-23 15101 Calaveras Sheep Ranch Road 3 mi N Murphys, along roadbank above roadway 670 Comment
  UC1121547  Crocanthemum suffrutescens C. M. Belshaw 1936-7-17 2485 Calaveras 0.5 mi ssw Rich Gulch Mine; Jackson Quad. 609 Comment
  UCR182287  Croton setiger George K. Helmkamp, E. A. Helmkamp 2006-10-8 11485 Calaveras Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 26, 0.8 mi east of Calif. Hwy 49 in the vicinity of Mokulumne Hill 488 Comment
  SFV3083  Cryptantha flaccida J. W. Katberg, Jr. 1966-4-3 18 Calaveras Sierra Nevada 100 feet south of Calaveras Bridge, between road and river, just southeast of Jenny Lind. Comment
  UC61120  Cryptantha intermedia Jos. Burtt Davy May 1895 1622 Calaveras near Sheep Ranch; Table Hills Comment
  UC1731373  Cryptantha mariposae Dean W. Taylor 1998-6-6 16488 Calaveras Hwy 4 2.5 road mi n Copperopolis (watershed of creek on gentle slope 0.3 mi e of hwy, Salt Spring Valley 7.5' USGS quadrangle); Sierra Nevada, Black Creek 487 Comment
  CAS-BOT-BC227834  Cryptantha simulans G. K. Helmkamp; E. A. Helmkamp 2011-7-19 17846 Calaveras Northern Sierra Nevada Mountains Foothills: Forestry Route 5N75, 1.1 miles west of Boards Crossing bridge over North Fork Stanislaus River 1280 Comment
  UCD40075  Cryptantha torreyana Rodney Gale Myatt 1970-5-23 259 Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  CAS-BOT-BC224430  Cuscuta californica W. R. Dudley 1906-8-1 s.n. Calaveras Calaveras Big Trees Comment
  UCD98536  Cycloloma atriplicifolium Merrill Westfall 1919-7-22 s.n. Calaveras Usona. Comment
  SEINET3386354 Image available Cynosurus echinatus G. K. Helmcamp, E. A. Helmkamp 2008-5-29 13546 Calaveras Sierra Nevada Mtn Foothills: Utica Powerhouse Road, parallel to CA 4, 0.4 mi from road to junction; Utica creek crossing 759 Comment
  UC590015  Cyperus eragrostis C. M. Belshaw and A. D. Gifford 1936-7-18 2503 Calaveras 1 mi. n.w. San Andreas; Jackson Quad. 213 Comment
  CAS-BOT-BC114611  Cyperus eragrostis Isabel McCracken 1958-6-28 974 Calaveras Roadside ditch 500' downgrade from Altaville, San Andreas. 548 Comment
  RSA127047  Cyperus eragrostis C. M. Belshaw 1936-7-18 2503 Calaveras 1 mile NW of San Andreas. 213 Comment
  RSA666349  Cyperus fuscus Barbara Ertter, Fosiee Tahbaz 1990-11-4 9700 Calaveras New Hogan Lake on Calaveras River west of San Andreas, public access on north peninsula 207 Comment
  CAS-BOT-BC113835  Cyperus niger W. R. Dudley 1906-8-4 s.n. Calaveras Murphy Comment
  UC912690  Cystopteris fragilis Herbert L. Mason 1936-3-14 10996 Calaveras S of Sheep Ranch; San Antonio Creek Comment
  CAS-BOT-BC190462  Dactylis glomerata Barbara T. Menzies 1977-1-1 s.n. Calaveras Sierra Nevada. Moran Road near Arnold. 1219 Comment
  CAS-BOT-BC190463  Dactylis glomerata John Thomas Howell 1954-5-18 s.n. Calaveras Sierra Nevada. Altaville. 457 Comment
  SEINET10790760  Dactylis glomerata George K. Helmkamp, E. A. Helmkamp 2012-5-31 Helmkamp 19106 Calaveras Northern Sierra Nevada Mountains; Winton Road, 4.1 miles E of its junction with CA-26, NE of West Point (Devils Nose 7.5' Quad.). 1072 Comment
  UCR245600  Dactylis glomerata George K. Helmkamp, E. A. Helmkamp 2012-5-31 19106 Calaveras Northern Sierra Nevada Mountains, Winton Road, 4.1 miles east of its junction with CA-26, NE of West Point 1072 Comment
  SBBG39834  Danthonia californica T. L. Secrest 1950-8-8 Calaveras Big Meadow 2042 Comment
  JEPS68520  Danthonia californica var. americana W. L. Jepson 1923-8-8 10073 Calaveras Dorrington 1463 Comment
  RSA91848  Danthonia californica var. americana F. W. Peirson 1935-7-23 11553 Calaveras Big Meadow, North Fork of Stanislaus River 1982 Comment
  RSA293493  Datisca glomerata C. W. Tilforth, John Dourley 1979-7-24 1882 Calaveras Utica Power House Rd., north of Murphys off Hwy 4. Comment
  CAS-BOT-BC249058  Daucus carota George K. Helmkamp; E. A. Helmkamp 2010-10-6 17009 Calaveras Northern Sierra Nevada Mountains Foothills: along CA-26 (Stephen P. Teale Hwy), 0.6 mile east of CA-49 at Mokelumne Hill 483 Comment
  UCR182290  Daucus carota George K. Helmkamp, E. A. Helmkamp 2006-10-8 11488 Calaveras Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 26, 0.8 mi east of Calif. Hwy 49 in the vicinity of Mokulumne Hill 488 Comment
  UC1122945  Daucus pusillus P. L. Johannsen 1936-5-26 877 Calaveras 2 mi. n.w. Altaville; Jackson Quad. Comment
  CAS-BOT-BC293993  Deinandra kelloggii F. E. Blaisdell, M. D. No date on label s.n. Calaveras Mokelumne Hill Comment
Read comments Nov 29 2020
  UC249697  Delphinium Joseph P. Tracy 1921-5-23 5772 Calaveras Moran meadow Sierra Nevada Mountains 1188 Comment
  UCD95700  Delphinium decorum Leigh Ochikubo 1993-5-29 20 Calaveras Hathaway Pines. 914 Comment
  CHSC56991  Delphinium gracilentum Steven Triano 1988-5-1 148 Calaveras Stream bank along N Fork Murray Creek. 512 Comment
  CAS-BOT-BC8800  Delphinium gracilentum W. P. Steinbeck 1923-6-12 s.n. Calaveras Dunbar Crossing, San Antone Creek Comment
  JEPS60588  Delphinium gracilentum J. Burtt Davy May 18 1895-May 30 1895 1507 Calaveras Comment
  RSA297879  Delphinium gracilentum Adele Lewis Grant 1915-6-10 s.n. Calaveras Big Trees [Calaveras or Tuolumne County]. Comment
  UC9196  Delphinium hansenii J. Burtt Davy May 18 1895-May 30 1895 1321 Calaveras canyon near Milton Comment
  CAS-BOT-BC8606  Delphinium hansenii W. P. Steinbeck 1923-5-14 s.n. Calaveras San Antone Creek Comment
  LA38248  Delphinium hansenii Epling; 581 Calaveras 4.5 mi. N. of Hwy 120 on road to Capperapalis Comment
  LA38532  Delphinium hansenii Carl Epling; 1945-5-20 582 Calaveras 1.6 mi. N. of Copperopolis Ranger Station on Hwy 4 Comment
  POM162071  Delphinium hansenii Joseph P. Tracy 1921-5-18 5576 Calaveras Copperopolis Comment
  RSA122779  Delphinium hansenii C. M. Belshaw 1936-4-27 2027 Calaveras 2.5 miles NW of Jackson. 412 Comment
  UC249698  Delphinium hansenii subsp. ewanianum Joseph P. Tracy 1921-5-18 5576 Calaveras Copperopolis 304 Comment
  UC9173  Delphinium hansenii subsp. ewanianum J. Burtt Davy May 18 1895-May 30 1895 1369 Calaveras hillside Copperopolis Comment
  UC569986  Delphinium hansenii subsp. hansenii C. M. Belshaw 1936-4-27 2027 Calaveras 2.5 mi nw Jackson; Sonora Quadrangle 411 Comment
  SJSU3297  Delphinium patens J. C. Modin 1961-4-23 52 Calaveras slope above Middle Fork Mokelumne R, 1.5 mi S of West Point 792 Comment
  CAS-BOT-BC116425  Delphinium patens subsp. patens F. E. Blaisdell s.n. Calaveras Mokelumne Hill Comment
  CAS-BOT-BC116430  Delphinium patens subsp. patens John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52972 Calaveras San Antonio Creek at Sheepranch 601 Comment
  LA38656  Delphinium variegatum Carl Epling; 1945-5-20 583 Calaveras 7.8 mi. S of Mokelumne Hill (hotel) Comment
  JEPS23357  Delphinium variegatum subsp. variegatum Joseph P. Tracy 1921-5-22 5678 Calaveras Calaveritas Creek Foothill Region 304 Comment
  JEPS60592  Delphinium variegatum subsp. variegatum Mrs. A. L. Grant 1915-6-12 Calaveras Avery's sta. 1066 Comment
  UC1196313  Delphinium variegatum subsp. variegatum Joseph P. Tracy 1921-5-21 5656 Calaveras Copperopolis Foothill Region 304 Comment
  JEPS77988  Dendromecon harfordii Edward Lee 1936-4-10 1891 Calaveras between Middle Fork Mokelumne River and North Fork Mokelumne River Comment
Read comments Nov 20 2008
  POM146157  Dendromecon rigida E. E. Stanford 1927-5-21 392 Calaveras About 4 miles NE of Murphy. 915 Comment
  UC1083123  Dendromecon rigida Herbert L. Mason 1936-4-10 11055 Calaveras ridge between Sheep Ranch and Murphys Comment
  UC1126344  Dendromecon rigida P. L. Johannsen 1936-6-15 907 Calaveras 1 3/4 mi n Esmerelda; Jackson Quadrangle Comment
  UC9981  Dendromecon rigida J. Burtt Davy May 18 1895-May 30 1895 1611 Calaveras Comment
  CAS-BOT-BC192663  Deschampsia danthonioides Barbara T. Menzies 1976-1-1 21 Calaveras Ebbetts Pass road, 5000 foot marker - Hwy 4 Comment
  UC1131425  Deschampsia danthonioides H. S. Yates 1935-4-26 5160 Calaveras 1/2 mi. s.e. Comanche; Jackson Quadrangle 91 Comment
  UCR241735  Deschampsia danthonioides George K. Helmkamp, E. A. Helmkamp 2012-5-31 19117 Calaveras Northern Sierra Nevada Mountains, Lily Gap Road, 0.9 mile northeast of its junction with Winton Road, 8.1 km NE (60 deg. ) of West Point 1133 Comment
  CAS-BOT-BC201718  Deschampsia elongata John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-6-29 53179 Calaveras Snowshoe Spring near Dorrington 1463 Comment
  RSA86768  Deschampsia elongata F. W. Peirson 1935-7-23 11554 Calaveras Big Meadow, North Fork of Stanislaus River 1982 Comment
  UCR232248  Deschampsia elongata George K. Helmkamp, E. A. Helmkamp 2010-8-3 16698 Calaveras Northern Sierra Nevada Mountains, along CA-4, 0.8 mile southwest of the junction with Forest Route 7N23/ Black Creek Rd., NE of Dorrington 1854 Comment
  RSA113096  Deschampsia elongata P. C. Everett, E. K. Balls 1956-7-12 22089 Calaveras 2.5 mi. sw. from Big Meadow, State Hwy. 4, Ebbetts Pass road 2012 Comment
  JEPS9743  Dicentra chrysantha W. L. Jepson 1902-10-8 21066 Calaveras Gwin Mine Comment
  POM196331  Dicentra chrysantha E. E. Stanford 1928-5-12 994 Calaveras Near Burson. Railroad embankment. 152 Comment
  JEPS77962  Dicentra formosa Edward Lee 1936-4-9 1871 Calaveras San Antonio Creek; where it crosses the Murphy's Sheep Ranch Road Comment
  CAS-BOT-BC209175  Dichanthelium acuminatum subsp. acuminatum Barbara T. Menzies 1976-1-1 s.n. Calaveras Near Ramsey's Crossing, North Fork Stanislaus River - Sierra Nevada 1463 Comment
  CAS-BOT-BC500068  Dichelostemma capitatum G. K. Helmkamp; E. A. Helmkamp 2008-5-22 13210 Calaveras San Joaquin Valley/Sierra Nevada Mountains Foothills: 1.8 miles north of Burson via Burson Rd., at the junction of Comanche Parkway South and Pattison Way. 122 Comment
  UCD105293  Dichelostemma capitatum Robert E. Preston 2007-4-15 2429 Calaveras 5 mi NW of Copperopolis, along Salt Springs Valley Rd. 0.15 mi S of jct with Rock Creek Rd. 341 Comment
  CAS-BOT-BC500800  Dichelostemma capitatum Clare B. Hardham 1975-6-5 204462 Calaveras North of Copperopolis on road to Altaville Comment
  SEINET7040170  Dichelostemma capitatum A. G. Vestal 1962-4-4 Calaveras Ca 3.5 miles east north east of Milton. 1st steep foothills, Hunt Road. UTM Zone 10, 691246mE, 4213342mN. Comment
  UCD78138  Dichelostemma capitatum subsp. capitatum Robert E. Preston 2008-3-15 2588 Calaveras 0.75 mi SE of Wallace, on S side of Hwy 12 75 Comment
  UCR189471  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2007-3-17 11655 Calaveras Eastern Sacramento Valley, about 1 mile north of Burson on the road to south Comanche Reservoir 152 Comment
  UCR197543  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2008-3-22 13224 Calaveras San Joaquin Valley / Sierra Nevada Mountains Foothills, along CA-26, 3.7 miles southwest of Valley Springs at Lime Creek Road 143 Comment
  UCR250285  Dichelostemma capitatum subsp. capitatum George K. Helmkamp 2013-3-14 20180 Calaveras San Joaquin Valley/Sierra Nevada Foothills, Jenny Lind Road (County Road J14) 0.1 mile north of its junction with Kirby Road, 24 mi. NE of Stockton 91 Comment
  UC421858  Dichelostemma multiflorum J. Burtt Davy May 18 1895-May 30 1895 1501 Calaveras Murphy's Camp Comment
  CAS-BOT-BC500978  Dichelostemma multiflorum H. C. Cantelow 1940-5-26 3915 Calaveras SW of Calaveras Big Tree Comment
  SEINET12050178  Dichelostemma multiflorum F. H. Utech, Knight, W.; Knight, I. 1986-1 86 -142 Calaveras ca 0.5 mi NNW of Sonora on CA 49 570 Comment
  SEINET200690  Dichelostemma volubile Joseph P. Tracy 1921-5-18 5573 Calaveras Copperopolis 305 Comment
  UCR197575  Dichelostemma volubile George K. Helmkamp, E. A. Helmkamp 2008-5-29 13506 Calaveras Sierra Nevada Mountains Foothills, 0.6 mile southeast of CA-4 at Red Apple, on road to Darby Knob 991 Comment
  UCR250888  Dichelostemma volubile George K. Helmkamp, Elizabeth Helmkamp 2013-5-24 20679 Calaveras Northern Sierra Nevada Mountains Foothills, Whiskey Slide Road, just east of West Murray Creek Road, c. 4.7 miles SE of Jesus Maria Road 677 Comment
  CAS-BOT-BC500921  Dichelostemma volubile John Thomas Howell; Barbara T. Menzies; Barbara Shockey 1978-5-17 52910 Calaveras Camanche Parkway South between Burson Road and Camanche Reservoir 152 Comment
  RSA755519  Dichelostemma volubile Barbara Ertter 1986-5-11 6105 Calaveras Ca. 2 airmiles NW of Valley Springs, crest of Campo Seco Rd. W of Campo Seco, 1 mi from jct. Bueno Vista Rd. 122 Comment
  CAS-BOT-BC208994  Digitaria sanguinalis John Thomas Howell 1954-9-6 30070 Calaveras Altaville Comment
  SEINET8381159  Diplacus bolanderi Dean W. Taylor 1995-6-23 15099 Calaveras Sheep Ranch Road 3 mi n Murphys, along roadbank above roadway; Calaveras Formation schist. Comment
  CAS-BOT-BC153223  Diplacus kelloggii F. E. Blaisdell, M. D. s.n. Calaveras Mokelumne Hill Comment
  SEINET8248601  Diplacus mephiticus D. W. McNeal 1982-6-14 2656 Calaveras above Hwy. #4 2.9 mi. w of the Alpine Co. line. Comment
  CAS-BOT-BC154041  Diplacus torreyi D. E. Breedlove; M. Bourell; R. Patterson 1987-6-8 66420 Calaveras 3.5 mi W of Camp Connell on Summit Level Road 1585 Comment
  CAS-BOT-BC154045  Diplacus torreyi Alice Eastwood; John Thomas Howell 1940-6-19 8583 Calaveras Near Big Trees Comment
  CAS-BOT-BC154046  Diplacus torreyi Roxana S. Ferris 1940-6-2 9853 Calaveras State Highway #4 between Avery and Calaveras Big Trees Comment
  CAS-BOT-BC154051  Diplacus torreyi Mrs. E. C. Van Dyke 1931-6-6 s.n. Calaveras Calaveras Comment
  CAS-BOT-BC151072  Diplacus viscidus F. E. Blaisdell, M. D. s.n. Calaveras Near Mokelumne Hill Comment
  CAS-BOT-BC151073  Diplacus viscidus F. E. Blaisdell, M. D. s.n. Calaveras Near Mokelumne Hill Comment
  UCR256671  Dipsacus sativus George K. Helmkamp, Mary Alice Barnes 2013-5-17 20630 Calaveras Northern Sierra Nevada Mountains Foothills, Poloma Road at its junction with Cosgrove Creek Road, 3 miles NE (30 deg. ) of Valley Springs 279 Comment
  SEINET269109  Disporum hookeri G. Helmkamp 1994-5-22 95 -3 Calaveras 2 mi N of Arnold along highway US-4. 1372 Comment
  CAS-BOT-BC226942  Dittrichia graveolens George K. Helmkamp; E. A. Helmkamp 2011-11-21 18479 Calaveras Northern Sierra Nevada Mountain Foothills: along CA-12 at the west end of the city of Burson 125 Comment
  SD240852  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2011-11-21 18479 Calaveras Northern Sierra Nevada Mountain Foothills: along CA-12 at the west end of the city of Burson. Housing area. 124 Comment
  JEPS12779  Downingia cuspidata Rimo Bacigalupi with G. T. Robbins 1955-5-5 5005 Calaveras 0.25 minw Milton (along road to Jenny Lind) 115 Comment
  JEPS14480  Downingia cuspidata W. L. Jepson 1923-5-28 9929 Calaveras Burson 152 Comment
  RSA654145  Downingia cuspidata Beecher Crampton 1967-5-9 7882 Calaveras 2.5 miles (by road) NW of Jenny Lind. Comment
  HSC84112  Downingia cuspidata Dale McNeal 1982-5-9 2635 Calaveras Beside Jenny Lind Rd., 0.2 mi. S of its junction with Hwy. 26 at Stone Corral. Comment
  RSA505377  Downingia insignis Barbara Ertter 1986-5-11 6089 Calaveras W of Jenny Lind, 1.4 miles from Hwy. 26 on Milton Road, at jct. Senic Valley Road. 61 Comment
  UC614647  Downingia ornatissima var. eximia L. Constance, J. L. Morrison 1938-4-29 2160 Calaveras near Jenny Lind (0.5 mi e of San Joaquin-Calaveras County line); San Joaquin Valley 60 Comment
  UCD33432  Downingia ornatissima var. eximia Beecher Crampton 1968-4-30 8240 Calaveras Calaveras County, ca. 2 miles N.E. of Wallace, just south of Lake Camanche. Comment
  CDA15781  Draba verna G. F. Hrusa 1993-4-21 10799 Calaveras Immediately E of bridge over San Antonio Creek on Dogtown Rd., 4.5 km E of San Andreas. Comment
  CAS-BOT-BC527336  Drymocallis glandulosa var. reflexa F. E. Blaisdell 1898-1-1 s.n. Calaveras Mokelumne Hill 396 Comment
  UC69587  Drymocallis glandulosa var. reflexa J. Burtt Davy May 18 1895-May 30 1895 1405 Calaveras Creek and Flat near Poole's; near Poole's Comment
  UC69588  Drymocallis glandulosa var. reflexa J. Burtt Davy May 18 1895-May 30 1895 1416 Calaveras Creek and Flat near Poole's; near Poole's Comment
  CAS-BOT-BC109595  Dudleya cymosa John Thomas Howell; Barbara T. Menzies; Gordon H. True; Roberta Shockey 1978-4-5 52816 Calaveras Sierra Nevada. Camp Nine Road northeast of Vallecito. 609 Comment
  UC1015158  Dudleya cymosa Reid Moran 1947-6-4 2250 Calaveras above Kentucky House (Gorge of Calaveritas Creek, near San Andreas) 304 Comment
  CAS-BOT-BC428065  Dudleya cymosa subsp. cymosa Marie Becker 1927-5-19 s.n. Calaveras Altaville Comment
  CAS-BOT-BC428215  Dudleya cymosa subsp. gigantea K. Nakai 1979-10-6 537 Calaveras 4.9 mi. S of Hwy 49 on Poole Station Rd, across from Kentucky House. 304 Comment
  UC1949080  Dysphania pumilio Barbara Ertter with Fosiee Tahbaz 1990-11-4 9707 Calaveras Glory Hole area of New Melones Lake south of Angels Camp Comment
  RSA0093483  Echinochloa colona George K. Helmkamp, E. A. Helmkamp 2012-9-21 19891 Calaveras Eastern San Joaquin Valley. Jenny Lind Road (Co. Rd J14), 0.2 mile south of its junction with CA-26, WSW of Rancho Calaveras. 99 Comment
  CAS-BOT-BC113448  Eleocharis bella W. R. Dudley; Roberta Shockey 1906-8-1 s.n. Calaveras Near Calaveras Big Trees. Comment
  UC579606  Eleocharis bella C. M. Belshaw 1936-7-18 2505 Calaveras 1 mi NW of San Andreas 213 Comment
  RSA113053  Eleocharis bella Percy C. Everett, E. K. Balls 1956-7-11 22064 Calaveras 4.3 miles SW from Big Meadow, State Hwy. 4, Ebbetts Pass Road. 1982 Comment
  UC1751  Eleocharis bella Dr. Wm. Hillebrant 1860-1 2332 Calaveras Big Trees Comment
  CAS-BOT-BC113569  Eleocharis bolanderi John Thomas Howell; Barbara Menzies; Roberta Shockey 1978-5-17 52966 Calaveras Near Railroad Flat 914 Comment
  CAS-BOT-BC112766  Eleocharis macrostachya J McMurphy 1914-6-4 s.n. Calaveras Wallace Comment
  SD240780  Eleocharis pachycarpa George K. Helmkamp, E. A. Helmkamp 2011-7-12 17712 Calaveras Northern Sierra Nevada Mountains Foothills: Winton Road, 6.7 miles east of its junction with CA-26 in West Point (Devils Nose 7.5'Q) 1192 Comment
  CAS-BOT-BC113139  Eleocharis pachycarpa G. L. Smith 1959-5-16 1092 Calaveras Shore sand at Pardee Reservoir 182 Comment
  CDA16477  Eleocharis parishii G. F. Hrusa 2000-6-12 15469 Calaveras Sierra Nevada; E margin of site, tributary of Black Creek, ~3 mi. S of Copperopolis. At power substation. 182 Comment
  UC2044543  Elymus caput-medusae Belinda Lo with Autumn Olsen, Daniel Palmer, and Justin Lampley 2014-5-21 174 Calaveras Stanislaus National Forest, McKays Dam Road Comment
  CAS-BOT-BC227136  Elymus elymoides John Thomas Howell 1977-8-1 52443 Calaveras Dorrington 1463 Comment
  RSA794689  Elymus elymoides George K. Helmkamp, E. A. Helmkamp 2011-7-12 17730 Calaveras Winton Road (Forest Route 7N03), 12.6 miles east of its junction with CA-26 in West Point 1503 Comment
  SEINET3815557 Image available Elymus glaucus George K. Helmkamp, E. A. Helmkamp 2012-5-15 18965 Calaveras Northern Sierra Nevada Mountains Foothills: along Murray Creek Road (Murraydale Ln.), 1.4 miles E of Pope Road in San Andreas 387 Comment
  SEINET7067448  Elymus glaucus A. G. Vestal 1947-6-5 s.n. Calaveras Grade above North Fork of Makelumne River about 5.4 miles north of West Point. Coordinate datum: NAD27. UTM Zone 10, 711932mE, 4255083mN. Comment
  UCD40053  Elymus glaucus Rodney Gale Myatt 1970-5-23 222 Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  UCD62352  Elymus glaucus subsp. glaucus Beecher Crampton 1959-6-2 5290 Calaveras Along State Hwy. 12, 0.7 mile east of Valley Springs. Comment
  UCR242603  Elymus glaucus subsp. glaucus George K. Helmkamp, E. A. Helmkamp 2011-6-17 17569 Calaveras Northern Sierra Nevada Mountains Foothills, Winton Road, 0.8 mile northeast of CA-26 at West Point 977 Comment
  UCD94859  Elymus multisetus Beecher Crampton 1959-6-2 5278 Calaveras Camanche. Comment
  CAS-BOT-BC228535  Elymus multisetus G. L Smith 1959-5-16 1091 Calaveras Pardee Reservoir Recreational Area 182 Comment
  JEPS1571  Emmenanthe penduliflora Joseph P. Tracy 1921-5-22 5703 Calaveras Stanislaus River at crossing of Copperopolis - Sonora Road 152 Comment
  POM161644  Emmenanthe penduliflora Joseph P. Tracy 1921-5-22 5703 Calaveras Foothill Region. Stanislaus River, at crossing of Copperopolis-Sonora Road. 152 Comment
  JEPS1583  Emmenanthe penduliflora A. L. Grant 1915-6-12 Calaveras Stanislaus River Rd. Comment
  CAS-BOT-BC410291  Enemion occidentale Dr. F. E. Blaisdell No date on label s.n. Calaveras Mokelumne Hill Comment
  SEINET3282761 Image available Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2007-9-24 13012 Calaveras Foothills, northern Sierra Nevada Mountains; in Rich Gulch along Gwin Mine Road, 2.6 miles north of Paloma and directly above the Mokelumne River. 194 Comment
  UCD105369  Epilobium brachycarpum G. K. Helmkamp; E. A. Helmkamp 2007-9-24 13012 Calaveras Northern Sierra Nevada Mountains. In Rich Gulch along Gwin Mine Road, 2.6 miles N of Paloma and directly above the Mokelumne River. 194 Comment
  UCR207447  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2009-7-30 15322 Calaveras Sierra Nevada Mountains, Ottawa Drive, 0.1 mile south of its junction with CA-4, 1.2 miles northeast of Dorrington 1471 Comment
  UCR233363  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2011-9-16 18289 Calaveras Northern Sierra Nevada Mountains Foothills, Bald Mountain Road, at the south side of the bridge over Hunter Creek, 8.8 miles northeast of the junction of Blue Mountain Road and Rail Road Flat Road 1034 Comment
  CAS-BOT-BC166823  Epilobium canum subsp. latifolium Alice Eastwood 1929-9-1 s.n. Calaveras Calaveras Grove of Big Trees, Stanislaus River Comment
  UC570295  Epilobium canum subsp. latifolium W. R. Howden 1935-9-20 185 Calaveras on Devils Nose Big Trees Quadrangle 1432 Comment
  UC572274  Epilobium canum subsp. latifolium C. M. Belshaw 1936-7-25 2535 Calaveras 3/4 mi nw Rich Gulch; Jackson Quadrangle, Mokelumne River 304 Comment
  CDA38083  Epilobium canum subsp. latifolium W. B. Andahl 1961-9-18 s.n. Calaveras Railroad Flat; A. Smith property. 0 Comment
  RSA779436  Epilobium ciliatum subsp. ciliatum George K. Helmkamp, E. A. Helmkamp 2009-7-30 15348 Calaveras Forestry Route 6N45, just north of its junction with CA-44, 15.1 miles northeast of Arnold 2018 Comment
  RSA794693  Epilobium densiflorum George K. Helmkamp, E. A. Helmkamp 2011-7-12 17717 Calaveras Winton Road, 6.7 miles east of its junction with CA-26 in West Point. 1192 Comment
  UC764917  Epilobium densiflorum R. F. Hoover 1937-6-10 2435 Calaveras Salt Springs Valley Reservoir Comment
  UCR231342  Epilobium densiflorum George K. Helmkamp, E. A. Helmkamp 2011-9-16 18283 A Calaveras Northern Sierra Nevada Mountains Foothills, Bald Mountain Road, at the south side of the bridge over Hunter Creek, 8.8 miles northeast of the junction of Blue Mountain Road and Rail Road Flat Road 1034 Comment
  SD130477  Epilobium densiflorum John Thomas Howell 1977-8-1 52420 Calaveras Open place in Transition Zone coniferous forest, Avery, 1032 Comment
  UCR245586  Epilobium hallianum George K. Helmkamp, Amy Barnes 2013-9-24 22345 Calaveras Northern Sierra Nevada Mountains, SE side of White Pines Reservoir, 0.6 mile NE of Arnold 1184 Comment
  UCD106517  Epilobium minutum W. R. Powell 1968-5-21 1527 Calaveras 3.3 miles south of West Point. 792 Comment
  UC570217  Epilobium torreyi C. M. Belshaw 1936-4-30 2015 Calaveras 2.5 mi wnw Buena Vista Peak; Sonora Quadrangle 91 Comment
  POM226440  Epipactis gigantea Adele Lewis Grant 1916-8-3 902 Calaveras Douglas Flat, eastern Calaveras Co. Comment
  CAS-BOT-BC57239  Equisetum laevigatum F. E. Blaisdell, M. D. s.n. Calaveras Mokelumne Hill Comment
  CAS-BOT-BC57238  Equisetum laevigatum John Thomas Howell 1930-4-13 4691 Calaveras North Fork of Calaveras River 2 miles west of San Andreas Comment
  UCR197807  Equisetum telmateia subsp. braunii George K. Helmkamp, E. A. Helmkamp 2008-5-8 13421 Calaveras Sierra Nevada Mountains Foothills, Skull Flat road, 0.4 mile north of it junction with Winton Road, northeast of West Point 823 Comment
  CAS-BOT-BC284041  Eragrostis minor John Thomas Howell 1954-9-6 30072 Calaveras Altaville Comment
  CDA16454  Eremalche parryi subsp. parryi G. F. Hrusa 2000-6-12 15492 Calaveras Sierra Nevada; Sawmill Creek, upper tributary of Black Creek, ~3 mi. S of Copperopolis. 213 Comment
  UC1130394  Eremocarpus setiger W. R. Howden 1935-9-19 174 Calaveras 2 mi ne Murphy; Stanislaus National Forest, Big Trees Quadrangle 883 Comment
  CAS-BOT-BC131502  Ericameria arborescens C. B. Wolf 1931-9-12 2428 Calaveras Slope between road and R.R., 1.5 miles from Burson on the road to Valley [Spings] Springs 152 Comment
  CAS-BOT-BC131503  Ericameria arborescens F. E. Blaisdell, M. D. s.n. Calaveras Mokelumne Hill Comment
  CDA43364  Ericameria arborescens D. G. Kelch 2012-9-18 12 .352 Calaveras Above Murphys. Comment
  OBI5770  Ericameria arborescens Carl B. Wolf 1931-9-12 2428 Calaveras 1.5 mi from Burson on the road to Valley Springs 152 Comment
  SEINET998815  Ericameria arborescens G. K. Helmkamp, E. A. Helmkamp 2006-1 11494 Calaveras Northern Sierra Nevada Mountains Foothills: along Hwy CA-26, 0.8 mi east of CA-49 in the vicinity of Mokulumne Hill 488 Comment
  UC1118614  Ericameria arborescens P. L. Johannsen 1936-6-15 912 Calaveras 1/2 mi n Esmerelda; Jackson Quadrangle Comment
  UCR182285  Ericameria arborescens George K. Helmkamp, E. A. Helmkamp 2006-10-8 11494 Calaveras Northern Sierra Nevada Mountains Foothills, along Calif. Hwy 26, 0.8 mi east of Calif. Hwy 49 in the vicinity of Mokulumne Hill 488 Comment
  UCR207045  Erigeron annuus George K. Helmkamp, E. A. Helmkamp 2009-7-30 15324 Calaveras Sierra Nevada Mountains, Ottawa Drive, 0.1 mile south of its junction with CA-4, 1.2 miles northeast of Dorrington 1471 Comment
  POM147795  Erigeron breweri E. E. Stanford 1927-7-10 617 Calaveras Sandy Flat, near North Fork of Stanislaus River, Stanislaus National Forest. 1677 Comment
  RSA80534  Erigeron breweri Roxana S. Ferris 1952-9-3 12561 Calaveras Pacific Grade summit, Ebbetts Pass Rod (State Highway 4) 2439 Comment
  UCR240761  Erigeron canadensis George K. Helmkamp, E. A. Helmkamp 2012-9-1 19742 Calaveras Northern Sierra Nevada Mountains Foothills, along CA-26 (West Point-Pioneer Rd.) on the south side of the North Fork Mokelumne River 584 Comment
  CHSC57064  Erigeron foliosus var. hartwegii Steven Triano 1988-5-1 147 Calaveras Between Hawver Road and N Fork Murray Creek. 390 Comment
  JEPS41501  Erigeron foliosus var. hartwegii W. L. Jepson 1902-5-17 1808 Calaveras over-looking Mokelumne River (near Gwin Mine); Inspiration Point 335 Comment
  CAS-BOT-BC300639  Erigeron foliosus var. hartwegii Barbara T. Menzies 1976-1-1 149 Calaveras Camp Nine. Middle Fork Stanislaus River 304 Comment
  UCR232220  Erigeron strigosus George K. Helmkamp, E. A. Helmkamp 2010-8-3 16712 Calaveras Northern Sierra Nevada Mountains, along CA-4 across the highway from Calaveras State Park, 2.7 mi. NE (54 deg. ) of Arnold 1448 Comment
  POM147767  Eriodictyon californicum E. E. Stanford 1927-5-7 224 Calaveras Near Wallace. 91 Comment
  UC1713679  Eriodictyon californicum W. L. Jepson 1902-10-6 Calaveras Gwin Mine Comment
  UC229836  Eriogonum luteolum var. pedunculatum Joseph P. Tracy 1921-5-22 5706 Calaveras Stanislaus River, at crossing of Copperopolis-Sonora Road Stanislaus River 152 Comment
  CAS-BOT-BC263695  Eriogonum luteolum var. pedunculatum F. E. Blaisdell 1899-1-1 s.n. Calaveras Jesus Maria Comment
  SEINET11266295  Eriogonum nudum var. deductum George Helmkamp, E. A. Helmkamp 2010-8-3 16695 Calaveras Northern Sierra Nevada Mountains: along CA-4, 0.8 mile southwest of the junction with Forest Route 7N23/ Black Creek Rd., NE of Dorrington (Boards Crossing 7.5' Q.); 0 1854 Comment
  CAS-BOT-BC271019  Eriogonum nudum var. deductum M. S. Jussel 1930-7-6 s.n. Calaveras North Fork of teh Stanislaus River 1676 Comment
  CAS-BOT-BC271020  Eriogonum nudum var. deductum W. P. Steinbeck 1923-6-1 s.n. Calaveras Salt Spring Reservoir Comment
  UCR245861  Eriogonum nudum var. nudum George K. Helmkamp, Amy Barnes 2013-9-24 22378 Calaveras Northern Sierra Nevada Mountains, north end of White Pine Reservoir, 0.6 mile north of Arnold 1186 Comment
  UC1032210  Eriogonum nudum var. pubiflorum C. M. Belshaw 1936-7-27 2537 Calaveras 3 1/2 mi e Jesus Maria; Jackson Quadrangle Comment
  UC1032211  Eriogonum nudum var. pubiflorum C. M. Belshaw 1936-7-7 2442 Calaveras 3 1/4 mi e Jackson Butte; Jackson Quadrangle Comment
  CAS-BOT-BC258129  Eriogonum prattenianum var. prattenianum G. L. Stebbins 1972-5-28 8085 Calaveras About 14 miles east of West Point, at Folsom Guard Station 1478 Comment
  UCR233147B  Eriogonum prattenianum var. prattenianum George K. Helmkamp, E. A. Helmkamp 2011-7-12 17723 Calaveras Northern Sierra Nevada Mountains, Winton Road (Forest Route 7N03), 12.6 miles east of its junction with CA-26 in West Point 1503 Comment
  JEPS56445  Eriogonum roseum W. L. Jepson 1890-8-4 3 Calaveras near San Andreas (Calaveras River); Calaveras River Comment
  CAS-BOT-BC253089  Eriogonum roseum Clarence R. Quick 1952-9-25 52 -330 Calaveras Roadside, 3.1 miles SW of Avery, Sierra Nevada Comment
  CAS-BOT-BC272550  Eriogonum spergulinum var. reddingianum John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-6-25 52993 Calaveras Meadow at Dorrington 1463 Comment
  CAS-BOT-BC272552  Eriogonum spergulinum var. reddingianum Barbara T. Menzies 1977-1-1 76 Calaveras Utica Reservoir Road 2133 Comment
  UC1198099  Eriogonum spergulinum var. spergulinum Joseph P. Tracy 1940-6-25 16601 Calaveras Ebbet's Pass Highway 17 mi e Calaveras Big Trees; Sierra Nevada Mountains 2042 Comment
  RSA766298  Eriogonum spergulinum var. spergulinum Susan Hutchinson 1933-7-18 5755 Calaveras 14 miles NE of Dorrington. 1524 Comment
  JEPS56209  Eriogonum umbellatum var. furcosum W. L. Jepson 1923-8-7 10058 Calaveras Dorrington 1463 Comment
  SBBG37262  Eriogonum wrightii var. wrightii T. L. Secrest 1950-8-8 Calaveras Big Meadow 2042 Comment
  CAS-BOT-BC298536  Eriophyllum confertiflorum F. E. Blaisdell No date on label s.n. Calaveras Mokelumne Hill Comment
  POM54705  Eriophyllum confertiflorum Jos. Burtt Davy 1895-5-18 1487 Calaveras Harman Peak Comment
  UCD132163  Eriophyllum confertiflorum W. R. Powell 1968-5-7 1488 Calaveras 4 miles southwest of Angels Camp. 685 Comment
  JEPS101326  Eriophyllum confertiflorum var. confertiflorum Dean W. Taylor 1999-5-20 17159 Calaveras Table Mountain, ca. 3 air miles ESE of Murphys, on easterly facing cliffs bordering flat volcanic surface west from Ponderosa Way and reached via Camp Nine Road 822 Comment
  SBBG129237  Eriophyllum confertiflorum var. confertiflorum G. K. Helmkamp, E. A. Helmkamp 2013-5-24 20681 Calaveras Whiskey Slide Rd, just E of W Murray Crk Rd, ca. 4.7 mi SE of Jesus Maria Rd 677 Comment
  UC2016525  Eriophyllum confertiflorum var. confertiflorum Richard Olmstead 1983-6-30 397 Calaveras On road from Sheep Ranch to San Andreas, ca. 3 miles northwest of Sheep Ranch. Comment
  UCD40085  Eriophyllum lanatum Rodney Gale Myatt 1970-5-29 341 Calaveras Hunter's Road, along canyon below (south of) Hathaway Pines (community on Hwy 4, south of Arnold). 950 Comment
  RSA122462  Eriophyllum lanatum var. achilleoides R. D. Roseberry 1935-6-4 210 Calaveras 2.5 miles NW of Harmon Peak 671 Comment
  SBBG129037  Eriophyllum lanatum var. achilleoides G. K. Helmkamp, E. A. Helmkamp 2012-5-31 19087 Calaveras CA-26, 2.2 km NE (63 deg) of Glencoe, 0.8 mi W of the crossing over the S Fork Mokelumne River 741 Comment
  SD260181  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Mary Alice Barnes 2013-5-17 20620 Calaveras Northern Sierra Nevada Mountains Foothills: Poloma Road at its junction with Cosgrove Creek Road, 3 miles NE (30a^z) of Valley Springs. Area with scattered farm buildings. 278 Comment
  UC589863  Eriophyllum lanatum var. achilleoides R. D. Roseberry 1935-6-4 210 Calaveras 2.5 mi nw Harmon Peak; Jackson Quad. 670 Comment
  UCR218163  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Amy Barnes 2010-5-7 16005 Calaveras Sierra Nevada Mountains Foothills, Mountain Ranch Road, 3.2 miles east of San Andreas 436 Comment
  UCR242604  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2011-6-17 17568 Calaveras Northern Sierra Nevada Mountains Foothills, Winton Road, 0.8 mile northeast of CA-26 at West Point 977 Comment
  UCR245599  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2012-5-31 19107 Calaveras Northern Sierra Nevada Mountains, Winton Road, 4.1 miles east of its junction with CA-26, NE of West Point 1072 Comment
  UCR248490  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2012-5-31 19087 Calaveras Northern Sierra Nevada Mountains Foothills, Along CA-26, 2.2 km NE (63 deg. ) of Glencoe, 0.8 mile west of the crossing over the South Fork Mokelumne River 741 Comment
  UCR257064  Eriophyllum lanatum var. achilleoides George K. Helmkamp, Mary Alice Barnes 2013-5-17 20620 Calaveras Northern Sierra Nevada Mountains Foothills, Poloma Road at its junction with Cosgrove Creek Road, 3 miles NE (30 deg. ) of Valley Springs 279 Comment
  CAS-BOT-BC301320  Eriophyllum lanatum var. croceum F. E. Blaisdell, M. D. No date on label s.n. Calaveras Big Trees Comment
  SEINET13203132 Image available Eriophyllum lanatum var. croceum George K. Helmkamp 2014-1 22892 Calaveras Sierra Nevada Mountains Foothills: between Sandy Gulch and Glencoe along CA-26, 0.1 mile north of the bridge over South Fork Mokelumne River (Rail Road Flat 7.5' Q.) 608 Comment
  UCD40041  Eriophyllum lanatum var. croceum Rodney Gale Myatt 1970-5-23 278 Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  UCR174931  Eriophyllum lanatum var. croceum George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10774 Calaveras Northern Sierra Nevada foothills, along Calif. Hwy 26, 12.3 miles east of the Mokelumne Hill turnoff from Calif. Hwy 49 640 Comment
  UCR232253  Eriophyllum lanatum var. croceum George K. Helmkamp, E. A. Helmkamp 2010-8-3 16694 Calaveras Northern Sierra Nevada Mountains, along CA-4, 0.8 mile southwest of the junction with Forest Route 7N23/ Black Creek Rd., NE of Dorrington 1854 Comment
  CAS-BOT-BC301308  Eriophyllum lanatum var. croceum C. S. Robinson 1926-5-22 R- 4 Calaveras Stanislaus National Forest. Summit Level 1219 Comment
  CAS-BOT-BC301319  Eriophyllum lanatum var. croceum W. R. Dudley 1906-8-15 s.n. Calaveras Below falls of San Antonio Creek Comment
  CHSC56968  Eriophyllum lanatum var. grandiflorum Steven Triano 1988-5-1 128 Calaveras Ca 50 ft n of Doster Road and 0.1 mi e of its jct. with Hawver Road. 475 Comment
  UC31722  Eriophyllum lanatum var. grandiflorum J. Burtt Davy May 18 1895-May 30 1895 1504 Calaveras Murphy's Camp Comment
  UCD35115  Eriophyllum lanatum var. grandiflorum Beecher Crampton 1941-6-11 180 Calaveras South slope of Carson Hill along State Highway 49. 457 Comment
  SEINET11839638  Eriophyllum lanatum var. grandiflorum C. W. Tilforth, Dourley, J. 1979-1 1873 Calaveras along entrance road to Calaveras Big Trees State park off Hwy 4 Comment
  UCR184937  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2007-4-26 11833 Calaveras Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  UCR230127  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2011-5-21 17357 Calaveras Northern Sierra Nevada Mountains Foothills, Jesus Maria Road, 3.8 miles southeast of its junction with CA-26, 3.85 air mi. SE (105 deg. ) of Mokelumne Hill 427 Comment
  UCR233131A  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2011-5-21 17324 Calaveras Northern Sierra Nevada Mountains Foothills, Ridge Road, 1.9 rd. miles southeast of CA-26, 1.8 air mi. southeast (130 deg. ) of Glencoe 863 Comment
  CDA16444  Eryngium castrense G. F. Hrusa 2000-6-12 15458 Calaveras Sierra Nevada; Creekbed of Black Creek ~3 mi. S of Copperopolis. 198 Comment
  UC1508857  Eryngium castrense James R. Shevock and Jim A. Bartel 1985-7-26 11327 Calaveras Salt Springs Valley Reservoir Sierra Nevada, Salt Springs Valley Reservoir 327 Comment
  UCR148824  Eryngium castrense G. Fred Hrusa 2000-6-12 15453 Calaveras Central Sierra Nevada, Creekbed of Black Creek, c. 3 mi south of Copperpolis 259 Comment
  JEPS15861  Eryngium pinnatisectum Frank C. Gregory 1921-6-5 Calaveras Foothill Region, Copperopolis 304 Comment
  OBI8974  Eryngium pinnatisectum Robert F. Hoover 1937-6-10 2436 Calaveras Salt Springs Valley Reservoir Comment
  SEINET9106758  Eryngium pinnatisectum Lincoln Constance, Alava, Reino; Bacigalupi, Rimo 1958-6-6 3662 Calaveras Open grass-covered hills 1 mile south of Copperopolis, Sierra Nevada Comment
  UC1487307  Eryngium racemosum Yusuf Sheikh and Lincoln Constance 1971-9-22 521 Calaveras margin of Salt Spring Valley Reservoir Comment
  UCD127495  Eryngium vaseyi var. vallicola Robert E. Preston 2005-5-15 2244 Calaveras ca. 1 mile south-southeast of Milton, along Rock Creek Road. 86 Comment
  UC1081568  Erysimum capitatum Herbert L. Mason 1936-4-11 11060 Calaveras s Sheep Ranch; San Antonio Creek Comment
  UCD114981  Erysimum capitatum W. R. Powell 1968-6-21 1584 a Calaveras 5 miles west of Big Meadow and 2 miles east-southeast of Hermit Spring. 1981 Comment
  CAS-BOT-BC40729  Erysimum capitatum F. E. Blaisdell s.n. Calaveras Mokelumne Hill. Jesus Maria. Comment
  SBBG102895  Erythranthe bicolor B. Pitzer, S. Morgan 1988-5-31 1005 Calaveras Calaveras Big Trees State Park, near the county line Comment
  SEINET13694380 Image available Erythranthe bicolor Roxana S. Ferris 1940-1 9852 Calaveras Highway #4 between Avery and Calaveras Big Trees. Comment
  SEINET14196786  Erythranthe breweri M. J. Williams, J. T. Howell 1977-8-2 77- 53 -4 Calaveras Intersection Hwy 4 and Utica Reservoir Road, near Hell's Kitchen Vista. 2042 Comment
  CAS-BOT-BC383159  Erythranthe guttata David B. Lowry 2005-4-27 SER Calaveras East of Copperopolis along Hwy. 4 403 Comment
  CAS-BOT-BC383161  Erythranthe guttata David B. Lowry 2005-5-11 BHT Calaveras Behind the McCarty Store in Copperopolis 294 Comment
  SEINET13262671 Image available Erythranthe guttata George K. Helmkamp, Mary Alice Barnes 2013-1 20635 Calaveras Poloma Road at its junction with Cosgrove Creek Road, 3 miles NE (30 deg. ) of Valley Springs 279 Comment
  CAS-BOT-BC383047  Erythranthe guttata David B. Lowry 2005-5-5 DST Calaveras Along Hwy. 49, around mile marker 11.50, north of Angles Camp 511 Comment
  CAS-BOT-BC153577  Erythranthe moniliformis Mrs. E. C. Van Dyke 1931-6-6 s.n. Calaveras Calaveras Comment
  SEINET8350445  Erythranthe primuloides Unknown 1956-7-11 22065 Calaveras 4.3 mi. sw. from Big Meadow, State Hwy. 4, Ebbetts Pass road. 1981 Comment
  JEPS20992  Eschscholzia caespitosa Mrs. A. L. Grant 1915-6-12 Calaveras Stanislaus River Rd from Columbia Comment
  CAS-BOT-BC402657  Eschscholzia caespitosa Geo. Hansen 1895-4-10 1058 Calaveras Mokelumne River and immediate Tributaries. White Bar, Amador and Calaveras Counties 304 Comment
  UC146040  Eschscholzia caespitosa Jos. Burtt Davy 1895-5-19 1348 Calaveras back of Copperopolis Comment
  UCSB12657  Eschscholzia caespitosa Nelson, Kristine 1961-3-10 Calaveras Hwy 4, .5 miles W. of Copperopolis Comment
  UCSB25558  Eschscholzia caespitosa Lee, Susan 1969-3-30 Calaveras Calaveras County Road J 14, 3.2 miles southeast of California State Highway 26, foothills of the Sierra Nevada 274 Comment
  RSA0035733  Eschscholzia californica George K. Helmkamp, Elizabeth A. Helmkamp 2013-5-24 20710 Calaveras North side of Mokelumne River, west of Big Bar Road and the CA-49 bridge 198 Comment
  UCR197670  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2008-5-29 13541 Calaveras Sierra Nevada Mountains Foothills, Utica Powerhouse Road parallel to CA-4 and 0.4 mile from the road junction; at the Utica Creek crossing 759 Comment
  CAS-BOT-BC402914  Eschscholzia californica F. E. Blaisdell, M. D. No date on label s.n. Calaveras Mokelumne Hill Comment
  UCD95319  Eschscholzia californica Randall D. Kirkwood 1978-5-29 10 Calaveras 0.12 mile west of Murphys on Murphys Grade Road. 609 Comment
  CAS-BOT-BC419515  Eschscholzia lobbii Alice Eastwood; John Thomas Howell 1941-4-24 8724 Calaveras Near Sheep Ranch Comment
  UC1126431  Eschscholzia lobbii N. K. Carlson 1936-4-7 308 Calaveras 1 mi ssw Sugar Loaf Mtn. (Plot 4); Copperoplis Quadrangle Comment
  UC1561935  Eschscholzia lobbii Barbara Ertter with Dale McNeal 1987-4-18 6861 Calaveras e side of Milton Rd 0.3 mi s jct with Hwy 26 (nw of Jenny Lind) 91 Comment
  UCR238452  Eschscholzia lobbii George K. Helmkamp, E. A. Helmkamp 2012-4-4 18688 Calaveras Northern San Joaquin Valley, along CA-26, 0.1 mile west of its junction with Milton Road, between Linden & Valley Springs 67 Comment
  CAS-BOT-BC419511  Eschscholzia lobbii W. R. Ernst 1959-5-10 565 Calaveras In the town of Copperopolis (near school house) Comment
  SBBG30775  Eucephalus breweri T. L. Secrest 1950-8-8 Calaveras Big Meadow 2042 Comment
  UC570537  Eucephalus breweri Frank W. Peirson 1935-7-23 Calaveras Big Meadow, near Auto Camp North Fork Stanislaus River Region 1981 Comment
  JEPS2594 Image available Eulophus cuspidatus J. B. Davy 1895-5-30 1618 Calaveras near Mountain Ranch; Table Hills; Table hills near Mountain Ranch, Calaveras Co. Comment
  CDA18877  Euphorbia oblongata D. Van Keuren 2000-7-1 PDR 931207 Calaveras Hathaway Pines Workcenter, Hathaway Pines. 0 Comment
  RSA0035736  Euphorbia oblongata George K. Helmkamp, Elizabeth A. Helmkamp 2013-5-24 20701 Calaveras North side of Mokelumne River, west of Big Bar Road and the CA-49 bridge 198 Comment
  UCR241379  Euphorbia oblongata George K. Helmkamp, E. A. Helmkamp 2012-9-20 19870 Calaveras Northern Sierra Nevada Mountains Foothills, trailhead parking area at the west side of CA-49, south of the bridge over the Mokelumne River, NW of Mokelumne Hill 564 Comment
  CAS-BOT-BC202388  Euphorbia ocellata John Thomas Howell 1931-11-1 8168 Calaveras At Pardee Dam, Mokelumne River Comment
  UCR215810  Euphorbia serpillifolia subsp. serpillifolia George K. Helmkamp, E. A. Helmkamp 2009-7-30 15341 Calaveras Sierra Nevada Mountains, Ganns Meadow Drive just south of its junction with CA-4, 16.7 miles northeast of Arnold 2067 Comment
  CAS-BOT-BC310506  Eurybia integrifolia Roxana S. Ferris; R. W. Holm 1952-9-3 12559 Calaveras Betw. Big Meadow & Lake Alpine ca. 4 mi. W of Lake Alpine 2072 Comment
  JEPS31891  Eurybia integrifolia W. L. Jepson 1923-8-10 10123 Calaveras Dorrington 1463 Comment
  SD239531  Festuca bromoides George K Helmkamp, E. A. Helmkamp 2012-4-4 18692 Calaveras Northern San Joaquin Valley: along CA-26, 0.1 mile west of its junction with Milton road, between Linden and Valley Springs (Valley Springs SW 7.5'Q) 67 Comment
  UCR238416  Festuca microstachys var. pauciflora George K. Helmkamp, E. A. Helmkamp 2012-4-4 18704 Calaveras Northern San Joaquin Valley, along CA-26, 0.1 mile west of its junction with Milton Road, between Linden & Valley Springs 67 Comment
  SBBG128821  Festuca myuros G. K. Helmkamp, E. A. Helmkamp 2012-2-3 18526 Calaveras junction of Paloma Rd and Gillam Rd, NE of Valley Springs and SE of Pardee Reservoir 285 Comment
  UCR249932  Festuca myuros George K. Helmkamp 2013-3-14 20165 Calaveras Central Sierra Nevada Foothills, Junction of CA-26 and Paloma Road southwest of Mokelumne Hill 470 Comment
  UCR260066  Festuca myuros George K. Helmkamp 2014-5-28 22923 Calaveras Northern Sierra Nevada Mountains, along Winton Road (FR 7N03), 12.3 miles east of CA-26 in West Point 1640 Comment
  SEINET13262676 Image available Festuca perennis George K. Helmkamp, Elizabeth Helmkamp 2013-1 20204 Calaveras Milton, Jenny Lind Road (Milton Rd.), 7.4 miles south of its junction with CA-26 120 Comment
  UCR249966  Festuca perennis George K. Helmkamp, Elizabeth Helmkamp 2013-3-26 20204 Calaveras Eastern San Joaquin Valley, Milton, Jenny Lind Road (Milton Rd.), 7.4 miles south of its junction with CA-26 120 Comment
  RSA123302  Filago gallica R. D. Roseberry 1935-5-3 141 Calaveras 1/2 miles S.E. of Lancha Plana 183 Comment
  UCR250627  Fragaria vesca George K. Helmkamp, Mary Alice Barnes 2013-4-24 20406 Calaveras Northern Sierra Nevada Mountains Foothills, Winton Road, 1.9 miles east of its junction with CA-26 in West Point 652 Comment
  CAS-BOT-BC447503  Fragaria virginiana subsp. platypetala W. R. Dudley 1906-8-21 s.n. Calaveras Gardner Meadow Comment
  UCD113134  Frangula rubra W. R. Powell 1968-6-21 1577 Calaveras 8.5 miles west of Big Meadow and 2.4 miles south of Hermit Spring. 1615 Comment
  CAS-BOT-BC55729  Frangula rubra subsp. rubra W. R. Dudley 1906-8-1 s.n. Calaveras San Antonio Creek Comment
  UC1123355  Fraxinus dipetala J. A. Rutter 1935-4-24 162 Calaveras 3.5 mi sw Hodson; Copperopolis Quad. 335 Comment
  UC1123381  Fraxinus latifolia C. M. Belshaw 1936-4-23 1969 Calaveras 1.7 mi sw Stone Corral; Jackson Quad. 914 Comment
  JEPS61925  Fritillaria micrantha W. L. Jepson 1902-5-14 1788 Calaveras Gwin Mine Comment
  JEPS77957  Fritillaria micrantha Edward Lee 1936-4-9 1862 Calaveras Murphy's to Big Trees, road out of Murphy's (north) Big Trees Comment
  CAS-BOT-BC505289  Fritillaria micrantha W. P. Steinbeck 1936-4-15 s.n. Calaveras Mts. Comment
  UCD40207  Galium aparine Rodney Gale Myatt 1970-5-23 343 Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  UCR250895  Galium aparine George K. Helmkamp, Elizabeth Helmkamp 2013-5-24 20670 Calaveras Northern Sierra Nevada Mountains Foothills, Whiskey Slide Road, 2.6 miles south of its junction with Jesus Maria Road, 7.9 mi. SE (118 deg. ) of Mokelumne Hill 561 Comment
  UCR87704  Galium bifolium George K. Helmkamp, E. A. Helmkamp 1995-6-22 95 4 32 Calaveras Sierra Nevada Mtns, along Calif. Hwy 4, 2.5 mi NE of Arnold 1479 Comment
  UC1143084  Galium bolanderi C. M. Belshaw 1936-7-22 2513 Calaveras 2.4 mi ssw Jesus Maria; Jackson Quadrangle Comment
  UCR136761  Galium nuttallii E. E. Stanford 1928-5-12 0954 Calaveras Sierra Nevada Foothills, Jenny Lind, Calaveras River Canyon 76 Comment
  UCR59794  Galium parisiense B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-31 1000 Calaveras Hwy 49, just south of Carson Hill & 11.2 mi. NW of Sonora, 1.9 mi. NW of Tuolumne County line. 428 Comment
  JEPS6500  Galium tricornutum W. L. Jepson 1923-5-30 9951 Calaveras Burson 152 Comment
  JEPS6502  Galium tricornutum Joseph P. Tracy 1921-5-21 5659 Calaveras Copperopolis Foothill Region 304 Comment
  UC1143108  Galium tricornutum P. L. Johannsen 1936-4-18 864 Calaveras 3.7 mi ssw Wheats (Plot 7); Jackson Quadrangle Comment
  JEPS6529  Galium triflorum W. L. Jepson 1923-8-6 10047 Calaveras Dorrington Comment
  RSA413928  Gastridium phleoides E. E. Stanford 1928-5-12 1009 Calaveras Near Burson. Comment
  UCD66719  Gastridium phleoides P. L. Johannsen 1936-5-26 881 Calaveras Hawkeye. 365 Comment
  JEPS101422  Gastridium ventricosum Dean W. Taylor 1999-5-21 17167 Calaveras Fricot Ranch Road 1.5 miles by road East of Fricot Ranch School, on ridge forming North rim San Antonio Creek 594 Comment
  UC1132038  Gastridium ventricosum J. A. Rutter 1935-5-20 210 Calaveras 1 1/2 mi wnw Lightner Pk.; Copperopolis Quad. Comment
  UC1132047  Gastridium ventricosum R. D. Roseberry 1935-6-10 226 Calaveras 3 1/2 mi nw Golden Gate Hill; Jackson Quad., nw of Golden Gate Hill Comment
  UC38570  Gastridium ventricosum J. Burtt Davy May 18 1895-May 30 1895 1381 Calaveras Copperopolis Comment
  UC569794  Gastridium ventricosum P. L. Johannsen 1936-5-26 881 Calaveras Hawkeye; Jackson Quad., Hawkeye 365 Comment
  CAS-BOT-BC478499  Gayophytum W. R. Dudley 1906-8-31 s.n. Calaveras On top of Ridge Trail to Gardner. Comment
  UC1122600  Gayophytum diffusum subsp. parviflorum C. M. Belshaw 1936-7-4 2427 Calaveras 2 mi ne Dorrington; Stanislaus National Forest, Big Trees Quadrangle Comment
  UCR215773  Gayophytum diffusum subsp. parviflorum George K. Helmkamp, E. A. Helmkamp 2009-7-30 15338 Calaveras Sierra Nevada Mountains, Ganns Meadow Drive just south of its junction with CA-4, 16.7 miles northeast of Arnold 2067 Comment
  UC1122584  Gayophytum humile C. M. Belshaw 1936-7-4 2429 Calaveras 2 mi ne Dorrington; Stanislaus National Forest, Big Trees Quadrangle Comment
  UC249623  Gayophytum humile Joseph P. Tracy 1921-5-23 5784 Calaveras Avery Sierra Nevada Mountains 1036 Comment
  UCD83357  Genista monspessulana CNPS SSN-SJV Foothill Team 2008-8-5 382 Calaveras Calaveras County; East Bay MUD property, near Camanche Reservoir. 61 Comment
  UCR230138  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2011-5-21 17345 Calaveras Northern Sierra Nevada Mountains Foothills, Railroad Flat Road at the junction with Cedar Ridge Road, 10.5 mi. ENE (87 deg. ) of Mokelumne Hill 846 Comment
  UCR63653  Geranium dissectum B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-31 1009 Calaveras Stanislaus National Forest, on Calif. Hwy 4, 11 mi south of Arnold & 8.5 mi north of Angel's Camp Comment
  UCR184932  Geranium molle George K. Helmkamp, E. A. Helmkamp 2007-4-26 11845 Calaveras Foothills, Northern Sierra Nevada Mountains, Chili Gulch near McSorley Ranch, along Calif. Hwy 49, 5.1 miles south of the Amador County line 370 Comment
  UCR184956  Geranium molle George K. Helmkamp, E. A. Helmkamp 2007-4-26 11854 Calaveras Northern Sierra Nevada Mountains Foothills, Mokelumne Vista, 0.4 mile south of Calif. Hwy 49 and Mokelumne Hill 442 Comment
  UCR256977  Geranium molle George K. Helmkamp 2014-5-17 22902 Calaveras Sierra Nevada Mountains Foothills, c. 3 miles NE of Mokelumne Hill along CA-26, 2.4 miles east of the junction with Jesus Maria Road 527 Comment
  UCR257206  Geranium molle George K. Helmkamp 2014-5-17 22909 Calaveras Sierra Nevada Mountains Foothills, Happy Valley, just east of Mokelumne Hill, along CA-26 at the west junction with Jesus Maria Road 524 Comment
  HSC12425  Geranium molle Gary J. Stebbins 1970-3-24 19 Calaveras Along S.R. 26, 1.7 mi. E of Jenny Lind turnoff 61 Comment
  RSA747029  Geranium pusillum George K. Helmkamp, E. A. Helmkamp 2007-4-26 11845 Calaveras Chili Gulch near McSorley Ranch, along Calif. Hwy 49, 5.1 miles south of the Amador County line 370 Comment
  SD255765  Geranium robertianum George K. Helmkamp 2014-5-17 22906 Calaveras Sierra Nevada Mountains Foothills; Happy Valley just east of Mokelumne Hill along CA 26 at the weest junction with Jesus Maria Road. 523 Comment
  SEINET13276747 Image available Geranium robertianum George K. Helmkamp 2014-1 22906 Calaveras Sierra Nevada Mountains Foothills: Happy Valley, just east of Mokelumne Hill, along CA-26, at the west junction with Jesus Maria Road (Mokelumne Hill 7.5' Q.) 524 Comment
  UCR257125  Geranium robertianum George K. Helmkamp 2014-5-17 22906 Calaveras Sierra Nevada Mountains Foothills, Happy Valley, just east of Mokelumne Hill, along CA-26 at the west junction with Jesus Maria Road 524 Comment
  JEPS69506  Gilia capillaris Frank W. Peirson 1935-7-23 11544 Calaveras Big Mdw , Big Mdw (North Fork Stanislaus River) 1981 Comment
  UCD40079  Gilia capitata Rodney Gale Myatt 1970-5-24 352 Calaveras Hwy 4, near Ganns, about 5 mi. west of Alpine County line. Comment
  SEINET11266298  Gilia capitata subsp. pedemontana George Helmkamp, E. A. Helmkamp 2011-6-17 17594 Calaveras Northern Sierra Nevada Mountains Foothills: along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi SE (1221/4) of Pioneer (West Point 7.5' Q.); 0 652 Comment
  UC23438  Gilia capitata subsp. pedemontana J. Burtt Davy May 18 1895-May 30 1895 1381 Calaveras Copperopolis Comment
  UC932065  Gilia capitata subsp. pedemontana Verne Grant and Alva Grant 1948-5-11 8498 Calaveras on Hwy 49 1.4 mi s North Fork of Calaveras River (near creek); ; S of North Fork of Calaveras River, Calaveras Co. 213 Comment
  UC932066  Gilia capitata subsp. pedemontana Verne Grant, Alva Grant 1948-5-11 8499 Calaveras on Highway 49, 0.8 mi s Mokelumne Hill; s of Mokelumne Hill 304 Comment
  UCR218140  Gilia capitata subsp. pedemontana George K. Helmkamp, Amy Barnes 2010-5-7 16000 Calaveras Sierra Nevada Mountains Foothills, Mountain Ranch Road, 3.2 miles east of San Andreas 436 Comment
  UCR242321  Gilia capitata subsp. pedemontana George K. Helmkamp, E. A. Helmkamp 2011-6-17 17594 Calaveras Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer 652 Comment
  UCR232162  Gilia leptalea subsp. bicolor George K. Helmkamp, E. A. Helmkamp 2010-8-3 16697 Calaveras Northern Sierra Nevada Mountains, along CA-4, 0.8 mile southwest of the junction with Forest Route 7N23/ Black Creek Rd., NE of Dorrington 1854 Comment
  UC1123836  Gilia tricolor subsp. diffusa J. A. Rutter 1935-4-24 149 Calaveras 1/3 mi se Hodson; Copperopolis Quad. Comment
  UC908940  Gilia tricolor subsp. diffusa H. E. Parks 1928-4-21 Calaveras near Angels Camp; near Angels Camp Comment
  CAS-BOT-BC266487  Githopsis diffusa F. E. Blaisdell No date on label s.n. Calaveras Mokelumne Hill Comment
  JEPS28048  Githopsis diffusa subsp. robusta Rimo Bacigalupi, and L. R. Heckard 1961-6-15 7809 Calaveras 0.1 mi beyond Sheep Ranch (along canyon down which the road to San Andreas leaves Sheep Ranch) 731 Comment
  CAS-BOT-BC266554  Githopsis pulchella Clare B. Hardham 1975-6-5 20444 Calaveras N of Copperopolis on road to Altaville Comment
  UCD40182  Githopsis pulchella Rodney Gale Myatt 1970-5-23 327 Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  CAS-BOT-BC266559  Githopsis pulchella William Ritchie 1925-6-12 s.n. Calaveras Calaveras Big Tree Grove Comment
  CAS-BOT-BC266561  Githopsis pulchella Jean L. Pawek 1957-6-21 272 Calaveras Highway 4, Ebbetts Pass 1066 Comment
  SEINET10460579  Githopsis pulchella subsp. campestris R. D. Roseberry 1935-6-5 Roseberry 214 Calaveras 3.5 miles southeast of Valley Springs; Jackson quadrangle. T4N R11E Sec. 32 396 Comment
  JEPS11832  Githopsis pulchella subsp. pulchella Mrs. A. L. Grant 1915-6-12 Calaveras Vallecito Comment
  JEPS11837  Githopsis pulchella subsp. pulchella W. L. Jepson 1902-5-14 1789 Calaveras Gwin Mine 335 Comment
  JEPS11840  Githopsis pulchella subsp. pulchella Joyce M. Saunders 9982 Calaveras San Andreas Comment
  UC1120070  Githopsis pulchella subsp. pulchella R. D. Roseberry 1935-6-6 214 Calaveras 3.5 mi se Valley Springs; Jackson Quad. 396 Comment
  SEINET10464477  Githopsis pulchella subsp. pulchella Adele L. Grant 1915-6-12 Grant s.n. 1915 Calaveras Comment
  JEPS50793  Githopsis specularioides Rimo Bacigalupi and Paul Hutchison 1967-5-21 9260 Calaveras 3.9 mi nw Sheep Ranch (nw of McKinney Creek, on road from Sheep Ranch to Railroad Flat) 731 Comment
  UC1120071  Githopsis specularioides C. M. Belshaw 1936-4-24 1970 Calaveras 1.7 mi ne Bald Mt. (ca 5 mi nw of Jenny Lind); Jackson Quad. 121 Comment
  UCR146285  Glinus lotoides Bob Slayback 1987-9-29 s.n. Calaveras Sierra Nevada Mtns. Foothills, 2 mi west of East Bay MUD Hdqs. office, Comanche Reservoir 70 Comment
  RSA733911  Glyceria declinata Beecher Crampton 1959-6-2 5330 Calaveras 1 mile west of old townsite of Jesus Maria, north fork of Calaveras River, at junction with Jesus Maria Creek. Comment
  CAS-BOT-BC303836  Gnaphalium W. R. Dudley 1906-8-1 s.n. Calaveras Calaveras Big Trees Comment
  CAS-BOT-BC302484  Gnaphalium palustre J. C. Hawthorne 1899-1-1 s.n. Calaveras Mokelumne Hill 396 Comment
  SBBG30761  Gnaphalium palustre T. L. Secrest 1950-8-7 Calaveras Big Meadow 2042 Comment
  SD240863  Gnaphalium palustre George K. Helmkamp, E. A. Helmkamp 2012-5-15 18989 Calaveras Northern Sierra Nevada Mountains Foothills: at a crossing of Murray Creek along Murray Creek Road, 1.8 miles east of Pope Road in San Andreas. 351 Comment
  JEPS34018  Gnaphalium palustre W. L. Jepson 1923-5-25 9906 Calaveras Valley Springs Valley Springs (dry bank of former vernal pool) 198 Comment
  JEPS17084  Gratiola ebracteata Rimo Bacigalupi with Keith Harrison and G. T. Robbins 1955-5-13 5077 Calaveras just 0.4 mi nw Milton 121 Comment
  RSA167531  Gratiola ebracteata Robert F. Thorne 1964-4-16 33753 Calaveras 2 miles N of Valley Springs. 366 Comment
  UC672548  Gratiola ebracteata H. L. Mason 1929-4-7 5197 Calaveras three mi above Valley Spring; above Valley Spring Comment
  UCD132473  Grindelia camporum G. K. Helmkamp; E. A. Helmkamp 2007-9-24 13001 Calaveras Northern Sierra Nevada Mountains: along Hwy. CA-49, 0.5 mile west (northbound route) of Mokelumne Hill. 396 Comment
  RSA725799  Grindelia camporum var. camporum George K. Helmkamp, E. A. Helmkamp 2006-10-8 11487 Calaveras Northern Sierra Nevada Mountains Foothills: along Hwy CA-26, 0.8 mi east of CA-49 in the vicinity of Mokulumne Hill. 488 Comment
  CAS-BOT-BC314419  Hedypnois cretica John Thomas Howell 1930-4-13 4700 Calaveras 3 miles west of San Andreas on road to Valley Springs Comment
  CAS-BOT-BC306545  Helenium bigelovii W. R. Dudley 1906-8-19 s.n. Calaveras Big Tree Meadow, Calaveras Big Trees Comment
  CAS-BOT-BC306546  Helenium bigelovii J. C. Hawthorne; F. E. Blaisdell 1898-8-1 s.n. Calaveras Big Trees 1433 Comment
  JEPS35533  Helenium bigelovii W. L. Jepson 1890-8-7 Calaveras Snowdon's Sierra Nevadas Comment
  UCR188518  Helianthus annuus George K. Helmkamp, E. A. Helmkamp 2007-9-24 12999 Calaveras Foothills, northern Sierra Nevada Mountains, along Hwy CA-49, 0.5 mile west (northbound route) of Mokelumne Hill 396 Comment
  CAS-BOT-BC305598  Helianthus californicus W. R. Dudley 1906-8-1 s.n. Calaveras Calaveras Big Trees Comment
  UCD40318  Hemizonella minima Rodney Gale Myatt 1970-5-23 262 Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  CAS-BOT-BC314964  Hemizonella minima Barbara T. Menzies 1976-1-1 154 Calaveras Utica Reservoir Road, Sierra Nevada 1981 Comment
  UCR197585  Herniaria hirsuta subsp. hirsuta George K. Helmkamp, E. A. Helmkamp 2008-5-29 13543 Calaveras Sierra Nevada Mountains Foothills, Utica Powerhouse Road parallel to CA-4 and 0.4 mile from the road junction; at the Utica Creek crossing 759 Comment
  JEPS101318  Hesperevax acaulis var. acaulis Dean W. Taylor 1999-4-22 17131 Calaveras watershed Black Creek on gentle slope 0.3 miles East of the highway Comment
  UC1245405  Hesperochiron pumilus Joseph T. Gregory 1933-7-3 312 Calaveras N. Fork Stanislaus R. Canyon, Wolfboro 1737 Comment
  UC54581  Heterocodon rariflorum H. M. Hall and H. P. Chandler Aug 1903 4785 Calaveras near Gardner; Sierra Nevada Mountains 1524 Comment
  SEINET10972532  Heterocodon rariflorum Willis L. Jepson 1923-8-8 Jepson 10064 Calaveras DORRINGTON 1463 Comment
  UC1128089  Heteromeles arbutifolia P. L. Johannsen 1936-6-15 911 Calaveras 1.5 mi n Esmeralda; Jackson Quad. 609 Comment
  UC1069589  Hieracium albiflorum C. M. Belshaw 1936-7-23 2521 Calaveras 3/4 mi nw Glencoe; Jackson Quadrangle Comment
  UCR232256  Hieracium albiflorum George K. Helmkamp, E. A. Helmkamp 2010-8-3 16705 Calaveras Northern Sierra Nevada Mountains, Forest Route 7N23 (Black Creek Road) 0.1 mile north of the junction with CA-4 2005 Comment
  CAS-BOT-BC312329  Hieracium albiflorum F. E. Blaisdell No date on label. s.n. Calaveras Mokelumne Hill near Boston Mine 396 Comment
  CDA7962  Hieracium albiflorum T. C. Fuller 1958-7-15 858 -58 Calaveras West Point. 0 Comment
  UCD115112  Hirschfeldia incana G. K. Helmkamp; E. A. Helmkamp 2007-9-24 13008 Calaveras Sierra Nevada Mountains: in Rich Gulch along Gwin Mine Road, 1.2 miles north of Paloma. 329 Comment
  CAS-BOT-BC280693  Holcus lanatus John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-6-29 53180 Calaveras Snowshoe Spring near Dorrington 1463 Comment
  UCD84873  Holcus lanatus Beecher Crampton 1959-6-2 5326 Calaveras North Fork of the Calaveras River at its junction with Jesus Maria Creek, 1 mile west of Jesus Maria, Comment
  UCR242650  Holcus lanatus George K. Helmkamp, E. A. Helmkamp 2011-6-17 17572 Calaveras Northern Sierra Nevada Mountains Foothills, Winton Road, 0.8 mile northeast of CA-26 at West Point 977 Comment
  CAS-BOT-BC320296  Holocarpha virgata H. M. Hall; H. P. Chandler 1903-8-1 4792 Calaveras Sierra Nevada Mountains. Salt Spring Valley 304 Comment
  UC1069566  Holocarpha virgata subsp. virgata R. D. Roseberry 1935-6-15 230 Calaveras 1.5 mi nw Jenny Lind; Jackson Quad. 121 Comment
  UC1127992  Holodiscus discolor B. Bolt 1935-7-29 355 Calaveras 4 mi ne of Sheep Ranch (Quadrangle Big Trees); Quadrangle Quadrangle Big Trees 1158 Comment
  CAS-BOT-BC152576  Holodiscus discolor var. discolor Geo. Hansen 1892-7-1 234 Calaveras Bear Valley 2133 Comment
  JEPS111060  Holozonia filipes Rimo Bacigalupi with Lincoln Constance and Reino Alava 1958-6-6 6372 Calaveras Waterman Creek, on State Road 4, 3 1/2 mi W of Altaville 369 Comment
  UC222686  Holozonia filipes H. M. Hall 1914-8-4 9843 Calaveras near Valley Springs; Sierra Nevada Comment
  RSA176639  Hordeum marinum subsp. gussoneanum John H. Thomas 1961-5-21 9557 Calaveras About 1.4 miles southwest of Altaville near road to Copperopolis 381 Comment
  UCD85848  Hordeum marinum subsp. gussoneanum Beecher Crampton 1967-5-9 7890 Calaveras Jenny Lind. Comment
  CAS-BOT-BC284749  Hordeum murinum subsp. glaucum John Thomas Howell 1954-5-18 s.n. Calaveras 5 miles nw. of San Andreas Comment
  CAS-BOT-BC284887  Hordeum murinum subsp. leporinum Peter H. Raven 1953-5-24 5528 Calaveras Angels Camp Comment
  SBBG128820  Hordeum murinum subsp. leporinum G. K. Helmkamp, E. A. Helmkamp 2012-2-3 18529 Calaveras junction of Paloma Rd and Gillam Rd, NE of Valley Springs and SE of Pardee Reservoir 285 Comment
  UCD86218  Hordeum murinum subsp. leporinum Beecher Crampton 1967-5-9 7889 Calaveras Jenny Lind. Comment
  UCR256975  Hordeum vulgare George K. Helmkamp 2014-5-17 22888 Calaveras Sierra Nevada Mountains Foothills, along CA-26, 3.8 miles northeast of CA-49 at Mokelumne Hill 439 Comment
  JEPS21823  Horkelia parryi Alvin W. Urquhart 1958-4-27 65 Calaveras 2 mi n Sheepranch (on Mountain Ranch Road) 670 Comment
  JEPS78336  Horkelia parryi Edward Lee 1936-4-10 1944 Calaveras San Antonio Canyon Comment
  HSC12244  Horkelia parryi Gary J. Stebbins 1970-3-28 40 Calaveras Along Ponderosa Way at jct. with Sierra Vista fire lookout rd. 451 Comment
  CAS-BOT-BC143356  Horkelia tridentata John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-6-26 53061 Calaveras Near Dorrington 1524 Comment
  JEPS44554  Horkelia tridentata Mrs. A. L. Grant 1915-6-13 Calaveras Big Trees 1766 Comment
  UCR59449  Horkelia tridentata B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-30 986 Calaveras Sierra Nevada Mtns., Stanislaus National Forest, Hell's Kitchen Scenic Overlook, c. 9 mi. east of Calaveras Big Trees State Park on St. Hwy 4 2073 Comment
  UCR80258  Horkelia tridentata F. W. Peirson 1935-7-23 11551 Calaveras Sierra Nevada Mtns., Big Meadow, North Fork Stanislaus River Region 1982 Comment
  UCD22723  Horkelia tridentata R. D. Kirkwood 1978-5-28 017 Calaveras Collected 4 miles south of Avery on Everett Rd. On a steep, shaded slope about 45 feet above small stream. 914 Comment
  UC570577  Horkelia tridentata subsp. tridentata Frank W. Peirson 1935-7-23 11551 Calaveras Big Meadow N. Fork Stanislaus River Region 1981 Comment
  UCD38872  Hypericum anagalloides Beecher Crampton 1959-6-2 5282 Calaveras 1 mile east of Camanche. Comment
  CAS-BOT-BC400787  Hypericum anagalloides Beecher Crampton 1959-6-2 5282 Calaveras 1 mile east of Camanche 91 Comment
  CAS-BOT-BC410200  Hypericum concinnum F. E. Blaisdell, M. D. 1898-1-1 s.n. Calaveras Mokelumne Hill 396 Comment
  CAS-BOT-BC410203  Hypericum concinnum John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52885 Calaveras Foothills near Wallace 66 Comment
  UC569989  Hypericum concinnum P. L. Johannsen 1936-6-10 904 Calaveras 2 1/2 mi. n.e. Esmeralda; Jackson Quad. 579 Comment
  UCR256670  Hypericum concinnum George K. Helmkamp, Mary Alice Barnes 2013-5-17 20631 Calaveras Northern Sierra Nevada Mountains Foothills, Poloma Road at its junction with Cosgrove Creek Road, 3 miles NE (30 deg. ) of Valley Springs 279 Comment
  CAS-BOT-BC410202  Hypericum concinnum Volney Rattan 1885-6-1 s.n. Calaveras Busson Comment
  POM146254  Hypericum concinnum E. E. Stanford 1927-5-21 312 Calaveras Near Valley Springs. 152 Comment
  CAS-BOT-BC401339  Hypericum scouleri J. C. Hawthorne; F. E. Blaisdell 1899-8-1 s.n. Calaveras Big Trees 1433 Comment
  JEPS109968  Idahoa scapigera Dean W. Taylor 2007-4-20 20106 Calaveras Hunter Flat, lava cap 0.5 miles S of crossing of Hunter Creek and 1.5 miles S from the Winton Road. Comment
  SEINET6190901 Image available Iris John Ball 1884-1 s.n. Calaveras Sierra Nevada near Big Trees Comment
  CAS-BOT-BC109895  Isoetes W. R. Dudley 1906-8-24 s.n. Calaveras Gardner Meadow. Comment
  SEINET3863780  Isoetes howellii D. W. McNeal 1983-4-22 2797 Calaveras Beside the rd. to Jenny Lind, 0.2 mi. s. of Hwy. #26 at Stone Corral.; 0 Comment
  SD211481  Isoetes nuttallii Barbara Ertter 1986-5-11 6100 Calaveras Just South of Valley Springs, Highway 26, field across from junction Hogan Dam Road; 213 Comment
  RSA755730  Isoetes nuttallii Barbara Ertter 1986-5-11 6100 Calaveras Just south of Valley Springs, Highway 26, field across from junction of Hogan Dam Road. 213 Comment
  UC375485  Isoetes nuttallii W. C. Blasdale 1895-6-14 Calaveras Williams Comment
  JEPS114032  Isolepis cernua Robert E. Preston 2007-5-31 2544 Calaveras 2.8 mi S of Copperopolis, along Sawmill Creek. Comment
  UC1093955  Isopyrum occidentale Herbert L. Mason 1936-4-10 11049 Calaveras road between Murphys and Angels Camp Comment
  CAS-BOT-BC340260  Jensia rammii Alice Eastwood; John Thomas Howell 1941-4-24 8722 Calaveras Near Sheep Ranch Comment
  JEPS119438  Jensia rammii George K. Helmkamp with E. A. Helmkamp 2011-7-12 17704 Calaveras Northern Sierra Nevada Mountains Foothills, Winton Road, 6.7 miles east of its junction with CA-26 in West Point Comment
  CAS-BOT-BC340257  Jensia rammii David D. Keck 1944-7-7 5381 Calaveras Avery 1036 Comment
  UCD133408  Jensia rammii W. R. Powell 1968-5-20 1516 Calaveras 3 miles east-southeast of Railroad Flat. 1021 Comment
  UCR233159B  Juncus George K. Helmkamp, E. A. Helmkamp 2011-7-12 17711 Calaveras Northern Sierra Nevada Mountains Foothills, Winton Road, 6.7 miles east of its junction with CA-26 in West Point 1192 Comment
  CAS-BOT-BC109896  Juncus W. R. Dudley 1906-8-4 s.n. Calaveras Creek margin. Murphy. Comment
  UCR245584  Juncus acuminatus George K. Helmkamp, Amy Barnes 2013-9-24 22348 Calaveras Northern Sierra Nevada Mountains, SE side of White Pines Reservoir, 0.6 mile NE of Arnold 1184 Comment
  UCD80381  Juncus balticus subsp. ater CNPS SN Foothill Team 2005-5-25 SNFN 0220 a Calaveras BOR/BLM, New Melones Reservoir - Bowie Flats. 328 Comment
  JEPS77317  Juncus bufonius Robert M. Lloyd 1963-4-27 2446 Calaveras 7 mi s Copperopolis (on road to State Highways 108 and 120); Table Mt. 335 Comment
  UC1133607  Juncus bufonius H. S. Yates 1935-4-26 5163 Calaveras 0.5 mi se Comanche; Jackson Quad. 91 Comment
  CDA39204  Juncus bufonius G. D. Barbe, T. C. Fuller 1973-5-3 1333 Calaveras Near Highway 26, 1.6 km south of Valley Springs, west of Hogan Dam Road. Comment
  UCD141397  Juncus bufonius W. Robert Powell 1982-4-28 2844 Calaveras 12 air miles south of Valley Spring, 1 mile southeast of Milton, southeast of Rock Creek Road. 109 Comment
  UCR233145B  Juncus bufonius var. bufonius George K. Helmkamp, E. A. Helmkamp 2011-7-12 17719 Calaveras Northern Sierra Nevada Mountains Foothills, Winton Road, 6.7 miles east of its junction with CA-26 in West Point 1192 Comment
  UCR235496  Juncus bufonius var. bufonius George K. Helmkamp, E. A. Helmkamp 2012-5-15 18996 Calaveras Northern Sierra Nevada Mountains Foothills, at a crossing of Murray Creek along Murray Creek Road; 1.8 miles east of Pope Road in San Andreas 351 Comment
  SBBG30782  Juncus chlorocephalus T. L. Secrest 1950-8-8 Calaveras Big Meadow 2042 Comment
  UC1601721  Juncus drummondii Dr. Wm. Hillebrant 2337 Calaveras Big Trees Comment
  UCD40170  Juncus effusus Rodney Gale Myatt 1972-6-1 1401 Calaveras Hunter's Road. Between Hwy 4 and NF Stanislaus River, south of Hathaway Pines and Arnold. 1066 Comment
  UCR174196  Juncus effusus var. exiguus George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10801 Calaveras Northern Sierra Nevada foothills, along Calif. Hwy 26, 0.2 mile north of West Point 838 Comment
  UCR233364  Juncus effusus var. pacificus George K. Helmkamp, E. A. Helmkamp 2011-9-16 18288 Calaveras Northern Sierra Nevada Mountains Foothills, Bald Mountain Road, at the south side of the bridge over Hunter Creek, 8.8 miles northeast of the junction of Blue Mountain Road and Rail Road Flat Road 1034 Comment
  SBBG35891  Juncus ensifolius T. L. Secrest 1950-8-9 Calaveras ca. 4 mi NE of Big Meadows 2164 Comment
  SBBG36049  Juncus ensifolius T. L. Secrest 1950-8-9 Calaveras Tamarack 2164 Comment
  CAS-BOT-BC110144  Juncus leiospermus var. ahartii Dennis E. Breedlove 1963-5-2 4726 A Calaveras Sierra Nevada. 2 miles north of Jenny Lind. Comment
  RSA113094  Juncus nevadensis Percy C. Everett, E. K. Balls 1956-7-11 22076 Calaveras 4.3 miles SW from Big Meadow, State Hwy. 4, Ebbetts Pass Road. 1982 Comment
  UC1103038  Juncus parryi Joseph P. Tracy 1940-6-25 16610 Calaveras near Onion Valley (Ebbets Pass Highway, 1.0 mi w of Alpine County line); Sierra Nevada Mountains 2133 Comment
  UCR245559  Juncus tenuis George K. Helmkamp, Amy Barnes 2013-9-24 22366 Calaveras Northern Sierra Nevada Mountains, SE side of White Pines Reservoir, 0.6 mile NE of Arnold 1184 Comment
  UC1561937  Juncus uncialis Barbara Ertter with Dale McNeal 1987-4-18 6855 Calaveras 0.3 mi s Milton Rd. junction with Hwy. 26 (on e side of Milton Rd, nw of Jenny Lind) 91 Comment
  SEINET10531177  Juniperus scopulorum E. E. Stanford 1927-7-10 Stanford s.n. 1927 Calaveras Plants of Calaveras County. Sandy flat. 1675 Comment
  UC54977  Keckiella breviflora Jos. Burtt Davy 1895-5-19 1350 Calaveras Copperopolis Comment
  UC1063170  Keckiella lemmonii A. D. Gifford 1934-9-7 342 Calaveras 4.5 mi s Bear River Res.; Stanislaus National Forest, Big Trees Quad. 1173 Comment
  CAS-BOT-BC274280  Lachnagrostis filiformis John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52898 Calaveras Foothills near Wallace 66 Comment
  UC569792  Lamarckia aurea C. M. Belshaw 1936-4-16 1901 Calaveras Table Top Mountain 213 Comment
  SD239795  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2011-5-21 17341 Calaveras Sierra Nevada Mountains Foothills: Railroad Flat Road at the junction with Cedar Ridge Road, 10.5 miles ENE (87a^z) of Mokelumne Hill (Rail Road Flat 7.5'Q) 846 Comment
  SEINET13276684 Image available Lasthenia californica George K. Helmkamp, Elizabeth Helmkamp 2013-1 20205 Calaveras Eastern San Joaquin Valley: Milon, Jenny Lind Road (Milton Rd.), 7.4 miles south of its junction with CA-26 (Jenny Lind 7.5' Q.) 120 Comment
  JEPS95208  Lasthenia fremontii R. Ornduff 1999-4-25 10256 Calaveras at Valley Springs (0.7 mi s of jct Hwy 26 and Hwy 12, along w side of Hwy 26) Comment
  CAS-BOT-BC353477  Lasthenia fremontii John Thomas Howell 1930-4-13 4710 Calaveras 8 miles from Clements on road to Valley Springs Comment
  RSA516380  Lasthenia fremontii Barbara Ertter 1986-5-11 6083 Calaveras W of Jenny Lind, 1.4 miles from Hwy. 26 on Milton Road, at jct. Senic Valley Road. 61 Comment
  UC1118958  Lasthenia gracilis N. K. Carlson 1936-4-7 311 Calaveras 1 mi ssw of Sugar Loaf Mt.; Copperopolis Quadrangle Comment
  UC30453  Lasthenia gracilis J. Burtt Davy May 18 1895-May 30 1895 1380 Calaveras Copperopolis Comment
  UC632856  Lasthenia minor H. L. Mason 1936-4-12 11083 Calaveras San Andreas Comment
  SD248340  Lasthenia platycarpha George K. Helmkamp 2013-3-14 20185 Calaveras San Joaquin Valley/Sierra Nevada Foothills: Jenny Lind Road (County Road J14), 0.1 mile north of its junction with Kirby Road, 24 miles NE of Stockton. 91 Comment
  UCR197498  Lasthenia platycarpha George K. Helmkamp, E. A. Helmkamp 2008-3-22 13216 Calaveras San Joaquin Valley / Sierra Nevada Mountains Foothills, 1.8 miles north of Burson via Burson Rd., at the junction of Comanche Parkway South and Pattison Way 122 Comment
  UCR228717  Lasthenia platycarpha Charles Hughes 2008-3-19 023 Calaveras north of the Calaveras Central Mine 500 Comment
  UCR249563  Lasthenia platycarpha George K. Helmkamp 2013-3-14 20185 Calaveras San Joaquin Valley/Sierra Nevada Foothills, Jenny Lind Road (County Road J14) 0.1 mile north of its junction with Kirby Road, 24 mi. NE of Stockton 91 Comment
  UCSB70082  Lasthenia platycarpha Helmkamp, G.; Helmkamp, E. 2007-3-17 Calaveras Eastern Sacramento Valley: about 1 mile north of Burson on the road to south Comanche Reservoir 152 Comment
  UC69550  Lathyrus jepsonii var. californicus J. Burtt Davy May 18 1895-May 30 1895 1528 Calaveras Murphy's Camp Comment
  UC69555  Lathyrus jepsonii var. californicus J. Burtt Davy May 18 1895-May 30 1895 1438 Calaveras Poole's meadow Comment
  CHSC57079  Lathyrus latifolius Steven Triano 1988-5-1 145 Calaveras Grassy slope on S side of Hawver Road ca 800 ft SE of USGS benchmark. 495 Comment
  UC1111597  Lathyrus nevadensis var. nevadensis Herbert L. Mason 1936-4-10 11056 Calaveras ridge between Sheep Ranch and Murphys Comment
  JEPS77978  Lathyrus nevadensis var. nevadensis Edward Lee 1936-4-9 1869 Calaveras n of Murphy's (on road from Murphy's to Big Trees) Comment
  UCD106400  Lathyrus nevadensis var. nevadensis W. R. Powell 1967-6-29 1402 Calaveras 2 miles west-northwest of West Point. 762 Comment
  SD40833  Lathyrus sulphureus Carl B. Wolf 1933-5-23 4904 Calaveras West slope of Sierra Nevada, 5.8 miles north of San Andreas on the road to Mokelumne Hill, hillside 427 Comment
  UCR197657  Lathyrus sulphureus George K. Helmkamp, E. A. Helmkamp 2008-5-29 13525 Calaveras Sierra Nevada Mountains, along the north side of CA-4 (Ebbetts Pass Rd.) at Avery 1024 Comment
  CAS-BOT-BC213298  Lathyrus sulphureus Jean L. Pawek 1956-5-24 73 Calaveras Highway 4 1066 Comment
  CAS-BOT-BC321787  Layia fremontii John Thomas Howell 1960-5-3 35277 Calaveras Vallecito Comment
  JEPS24777  Layia fremontii Lewis S. Rose 1960-5-3 60023 Calaveras Vallecito 548 Comment
  UC402844  Layia fremontii unknown 1930-4-1 Calaveras Altaville Comment
  CAS-BOT-BC327700  Layia pentachaeta F. E. Blaisdell, M. D. no date on sheet s.n. Calaveras Mokelumne Hill Comment
  CAS-BOT-BC374920  Layia pentachaeta subsp. pentachaeta John Thomas Howell; Gordon H. True; Barbara T. Menzies; Roberta Shockey 1978-4-5 52792 Calaveras Sierra Nevada. CAmp Nine Road, NE of Vallecito 609 Comment
  SEINET7063168  Layia platyglossa A. G. Vestal 1963-4-10 s.n. Calaveras Salt Spring Valley 0.8 mile east of the junction to the north road at Felix. UTM Zone 10, 701306mE, 4212407mN. (WGS84/NAD83). 338 Comment
  UCD160274  Leersia oryzoides Chuck Hughes 2014-9-9 410 Calaveras Littlejohns Creek, near the Singletree Drive crossing. 258 Comment
  CAS-BOT-BC88803  Lepidium campestre John Thomas Howell 1977-8-1 52439 Calaveras Sierra Nevada. Dorrington. 1463 Comment
  CAS-BOT-BC88804  Lepidium campestre Barbara T. Menzies 1976-1-1 86 Calaveras Sierra Nevada. Camp Connell. 1463 Comment
  HSC24217  Lepidium nitidum Gary J. Stebbins 1970-3-28 48 Calaveras Along Ponderosa Way, 1.6 mi. S of Mokelumne River bridge 442 Comment
  UCR189465  Lepidium nitidum var. nitidum George K. Helmkamp, E. A. Helmkamp 2007-3-17 11657 Calaveras Eastern Sacramento Valley, about 1 mile north of Burson on the road to south Comanche Reservoir 152 Comment
  UCR197544  Lepidium nitidum var. nitidum George K. Helmkamp, E. A. Helmkamp 2008-3-22 13218 Calaveras San Joaquin Valley / Sierra Nevada Mountains Foothills, 1.8 miles north of Burson via Burson Rd., at the junction of Comanche Parkway South and Pattison Way 122 Comment
  UCR249564  Lepidium nitidum var. nitidum George K. Helmkamp 2013-3-14 20183 Calaveras San Joaquin Valley/Sierra Nevada Foothills, Jenny Lind Road (County Road J14) 0.1 mile north of its junction with Kirby Road, 24 mi. NE of Stockton 91 Comment
  UCD38874  Lepidium oblongum Beecher Crampton 1959-6-2 5297 Calaveras 1/4 mile southeast Calaveritas. Comment
  CHSC60125  Leptosiphon bicolor Jean Graham 1988-3-30 18 Calaveras Ca 50 mi ne of Modesto, 1.5 mi nw at jct with Hunt Rd. on e side of road. 609 Comment
  SBBG15393  Leptosiphon bicolor E. R. Chandler 1963-5-6 1074 Calaveras near Pardee Reservoir ca. 4 mi N of Valley Springs 609 Comment
  RSA6979  Leptosiphon bicolor C. B. Wolf 1931-5-23 4890 Calaveras 2.2 miles S of Angels on road to Sonora. 457 Comment
  UCD37331  Leptosiphon ciliatus Beecher Crampton 1959-6-2 5295 Calaveras 0.25 mile southeast of Calaveritas. Comment
  UCD23253  Leptosiphon ciliatus W. R. Powell 1968-6-19 1564 Calaveras 3.1 miles NE of Blue Mtn. L.O. 8 1/2 miles NNE of Arnold. 1645 Comment
  SD7452  Leptosiphon montanus Daniel Cleveland 1880-6-12 Calaveras California Big Trees. Comment
  CAS-BOT-BC339491  Lessingia glandulifera var. glandulifera W. R. Dudley 1906-8-1 s.n. Calaveras Near Oakdale Comment
  UCD40172  Lessingia glandulifera var. glandulifera Rodney Gale Myatt 1972-6-1 1403 Calaveras Hunter's Road. Between Hwy 4 and NF Stanislaus River, south of Hathaway Pines and Arnold. 1066 Comment
  CAS-BOT-BC339570  Lessingia leptoclada Alice Eastwood 1929-9-2 s.n. Calaveras Murphys Comment
  UCD134074  Lessingia leptoclada G. K. Helmkamp; E. A. Helmkamp 2006-10-8 11497 Calaveras Northern Sierra Nevada Mountains Foothills; along Hwy CA-26 at the West Branch of the Mokulumne River, about 15 miles west of CA-49. 710 Comment
  UCD40230  Lessingia leptoclada Rodney Gale Myatt 1972-6-1 1440 Calaveras Liberty Vista. Along Hwy 4, between Big Meadows and 2 mi. west of the Alpine County Line. 2072 Comment
  UCR230948  Lessingia leptoclada George K. Helmkamp, E. A. Helmkamp 2010-10-6 17012 Calaveras Northern Sierra Nevada Mountains Foothills, junction of Woodhouse Mine Road and CA-26 (Stephen P. Teale Hwy), between West Point and Glencoe 710 Comment
  UCR240942  Lessingia leptoclada George K. Helmkamp, E. A. Helmkamp 2012-9-1 19741 Calaveras Northern Sierra Nevada Mountains Foothills, along CA-26 (West Point-Pioneer Rd.) on the south side of the North Fork Mokelumne River 584 Comment
  CAS-BOT-BC341745  Lessingia nana Geo. Hansen 1892-8-1 388 Calaveras San Andreas 304 Comment
  POM40850  Lessingia nana Geo. Hansen 1893-8-17 388 Calaveras Sequoia Region: St. Andreas 274 Comment
  JEPS19834  Lessingia virgata Rimo Bacigalupi with Rolla and Alice Tryon 1957-10-16 6086 Calaveras on road paralleling Rock Creek (1.2 mi w of crest, which is beside dam forming Salt Spring Valley Reservoir, <on> road between Milton and Copperopolis); Salt Spring Valley Reservoir, Rock Creek 243 Comment
  UCD117527  Leucothoe davisiae James I. Mallory 1968-11-21 345 Calaveras Head of Licking Fork, 2.9 miles northeast of Blue Mountain Lookout, Stanislaus National Forest. 1584 Comment
  SD248485  Lewisia rediviva George K. Helmkamp 2013-3-14 20182 Calaveras San Joaquin Valley/Sierra Nevada Foothills: Jenny Lind Road (County Road J14) 0.1 mile north of its junction with Kirby Road, 24 miles NE of Stockton (Valley Springs 7.5'Q) 91 Comment
  UCR249940  Lewisia rediviva George K. Helmkamp 2013-3-14 20182 Calaveras San Joaquin Valley/Sierra Nevada Foothills, Jenny Lind Road (County Road J14) 0.1 mile north of its junction with Kirby Road, 24 mi. NE of Stockton 91 Comment
  SJSU9874  Lewisia triphylla M. D. Fleschner 1965-7-19 Calaveras Tamarack Flat, Calaveras Big Trees State Park 1463 Comment
  UC1103209  Leymus triticoides Joseph P. Tracy 1921-5-19 5643 Calaveras 5 mi ne Copperopolis; Foothill Region, Black Creek 304 Comment
  JEPS16580  Ligusticum grayi W. L. Jepson 1923-8-9 10087 Calaveras Big Meadows 2011 Comment
  SEINET6633071  Ligusticum grayi W. L. Jepson 1923-1 10087 Calaveras Big Meadows 2012 Comment
  CAS-BOT-BC451578  Lilaea scilloides John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52918 Calaveras Camanche Parkway South between Burson Road and Camanche Reservoir 152 Comment
  UCR174930  Lilium humboldtii subsp. humboldtii George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10792 Calaveras Northern Sierra Nevada foothills, along Calif. Hwy 26, 0.6 mile past Sandy Gulch 793 Comment
  CAS-BOT-BC130703  Lilium pardalinum 1938-7-15 s.n. Calaveras [Avery's] Avery Comment
  UCD40086  Limnanthes alba Rodney Gale Myatt 1970-5-29 338 Calaveras Hunter's Road, along canyon below (south of) Hathaway Pines (community on Hwy 4, south of Arnold). 950 Comment
  CAS-BOT-BC110627  Limnanthes alba Barbara T. Menzies 1977-1-1 104 Calaveras Sierra Nevada. Avery. 1082 Comment
  POM146200  Limnanthes alba E. E. Stanford 1927-5-21 324 Calaveras 4 mi. west of Murphy, roadside. 610 Comment
  SD239810  Limnanthes alba subsp. alba George K. Helmkamp, E. A. Helmkamp 2011-5-21 17343 Calaveras Northern Sierra Nevada Mountains Foothills: Railroad Flat Road at the junction with Cedar Ridge Road, 10.5 miles ENE (87a^z) of Mokelumne Hill (Rail Road Flat 7.5'Q) 846 Comment
  SEINET4560793  Limnanthes alba subsp. alba George K. Helmkamp, E. A. Helmkamp 2011-1 17334 Calaveras Northern Sierra Nevada Mountains: Rail Road Flat Road, 1.2 miles south of its junction with Ridge Road, 10.1 mi. ENE (83 degrees) of Mokelumne Hill. 854 Comment
  UCD85013  Limnanthes alba subsp. alba Dena Grossenbacher; Joel Smith 2009-4-25 972 -b Calaveras Along the south side of Highway 12, 1.5 miles west of Burson. 62 Comment
  JEPS50789  Limnanthes alba subsp. versicolor Rimo Bacigalupi and Paul Hutchison 1967-5-21 9264 Calaveras along creek 3 1/2 mi s Railroad Flat (along road from Sheep Ranch); Esperanza Creek 746 Comment
  JEPS2695 Image available Limnanthes alba var. detonsa A. L. Grant 1915-6-13 Calaveras Avery's Station; ; Avery's Station, Calaveras Co. Comment
  UC1602259  Limnanthes douglasii subsp. rosea J. A. Rutter 1935-4-22 133 Calaveras 3 mi ne Telegraph City; Copperopolis Quadrangle Comment
  UCD84994  Limnanthes douglasii subsp. striata Dena Grossenbacher; Maxime Lambert 2009-3-27 957 Calaveras Along north side of Highway 4, 0.8 miles west of Copperopolis. Private ranch. 240 Comment
  POM125407  Limnanthes striata Alice Eastwood 1923-4-11 11608 Calaveras Angeles Camp. Comment
  JEPS58251  Linanthus bicolor Joseph P. Tracy 1921-5-23 5723 Calaveras 3 mi w Avery; Sierra Nevada Mountains 944 Comment
  UCR197827  Linanthus bicolor George K. Helmkamp, E. A. Helmkamp 2008-4-11 13240 Calaveras Sierra Nevada Mountains Foothills, along Fricot City Road, 1.8 miles northwest of CA-49, c. 4.6 miles (air) SE of San Andreas 387 Comment
  RSA0012145  Linanthus bolanderi George K. Helmkamp, E. A. Helmkamp 2011-5-21 17352 Calaveras Railroad Flat Road at junction with Wharregard Road and beside Esperanzo Creek, 8.3 miles NW (289deg.) of Arnold 759 Comment
  UC1198583  Linanthus ciliatus Joseph P. Tracy 1940-6-25 16597 Calaveras 17 mi e Big Trees (Ebbetts Pass Highway); Sierra Nevada Mountains 2042 Comment
  UC1221786  Linanthus ciliatus Beecher Crampton 1959-6-2 5295 Calaveras 0.25 mi se Calaveritas Comment
  UC1124030  Linanthus harknessii W. R. Howden 1935-8-15 140 Calaveras 0.75 mi w Big Meadow; Stanislaus National Forest, Big Trees Quad. 2042 Comment
  UC1124073  Linanthus liniflorus C. M. Belshaw 1936-4-30 450 Calaveras 1.5 mi w Buena Vista; Sonora Quad. 137 Comment
  JEPS7962  Linanthus montanus G. Thomas Robbins 1953-5-7 3516 Calaveras about 2 mi s Vallecito (on road to Columbia) 487 Comment
  UC23727  Linanthus montanus J. Burtt Davy May 18 1895-May 30 1895 1402 Calaveras near Copperopolis; Sierra Foothills Comment
  UCR197504  Linum lewisii George K. Helmkamp, E. A. Helmkamp 2008-5-8 13409 Calaveras Sierra Nevada Mountains Foothills, along CA-26, 1.7 miles northeast of Glencoe 674 Comment
  UCR248487  Linum lewisii var. lewisii George K. Helmkamp, E. A. Helmkamp 2012-5-31 19082 Calaveras Northern Sierra Nevada Mountains Foothills, Along CA-26, 2.2 km NE (63 deg. ) of Glencoe, 0.8 mile west of the crossing over the South Fork Mokelumne River 741 Comment
  UC1196496  Lithophragma Joseph P. Tracy 1921-5-23 5729 Calaveras Valley three mi w Avery (Sierra Nevada Mountains); , Valley w of Avery 944 Comment
  CAS-BOT-BC430620  Lithophragma affine F. E. Blaisdell, M. D. date unspecified s.n. Calaveras Mokelumne Hill Comment
  JEPS47652  Lithophragma bolanderi Jos. Burtt Davy 1897-5-23 1523 Calaveras Murphy's Camp Comment
  CAS-BOT-BC430889  Lithophragma bolanderi F. E. Blaisdell 1962-1-1 s.n. Calaveras Mokelumne Hill Comment
  UC114994  Lithophragma bolanderi Geo. Hansen IV 1894 535 Calaveras Sequoia Gigantea Region Mokelumne River and Immed Tributaries, Sequoia Gigantea Regi (Fisher's Cabin, Mokelumne River and Immediate Tributaries, Amador and Calaveras Counties) 365 Comment
  UCD40076  Lithophragma bolanderi Rodney Gale Myatt 1970-5-23 257 Calaveras Hwy 4. Summit Level, ridge above Dorrington, about 4 mi. east of Arnold. 731 Comment
  UCR87696  Lithophragma campanulatum George K. Helmkamp, E. A. Helmkamp 1995-6-22 s.n. Calaveras Sierra Nevada Mtns, along Calif. Hwy 4, 2.5 mi NE of Arnold 1479 Comment
  SEINET12216913  Lithophragma heterophyllum F. H. Utech, Knight, W.; Knight, I. 1986-1 86 -128 Calaveras ca 0.5 mi NNW of Sonora on CA 49 570 Comment
  CAS-BOT-BC438123  Lithophragma parviflorum John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52976 Calaveras San Antonio Creek at Sheepranch 601 Comment
  CHSC33014  Lithophragma parviflorum Robert Banchero 1979-4-9 8 Calaveras Ca. 3.6 mi n of Hwy 4 on Poole Station Rd, 0.5 mi s of Bear Creek. 408 Comment
  JEPS20916  Logfia gallica W. L. Jepson 1902-5-14 1780 Calaveras Gwin Mine Comment
  JEPS33553  Logfia gallica W. L. Jepson 1923-5-25 9907 Calaveras Valley Springs Comment
  JEPS33554  Logfia gallica W. L. Jepson 1923-5-26 9924 Calaveras San Andrea Comment
  SEINET3815511 Image available Lolium perenne George K. Helmkamp, E. A. Helmkamp 2012-5-15 18984 Calaveras Northern Sierra Nevada Mountain Foothills: at a crossing of Murray Creek along Murray Creek Road; 1.8 miles E of Pope Road in San Andreas 351 Comment
  UCR235448  Lolium perenne George K. Helmkamp, E. A. Helmkamp 2012-5-15 18980 Calaveras Northern Sierra Nevada Mountains Foothills, along Murray Creek Road (Murraydale Ln.), 1.4 miles east of Pope Road in San Andreas 387 Comment
  UCR235493  Lolium perenne George K. Helmkamp, E. A. Helmkamp 2012-5-15 18984 Calaveras Northern Sierra Nevada Mountains Foothills, at a crossing of Murray Creek along Murray Creek Road; 1.8 miles east of Pope Road in San Andreas 351 Comment
  UCR235494  Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2012-5-15 18998 Calaveras Northern Sierra Nevada Mountains Foothills, at a crossing of Murray Creek along Murray Creek Road; 1.8 miles east of Pope Road in San Andreas 351 Comment
  SEINET4178834 Image available Lomatium caruifolium George K. Helmkamp, E. A. Helmkamp 2011-3-29 17093 Calaveras East end San Joaquin Valley: along CA-26, 1.8 miles southwest of Valley Springs. 206 Comment
  UCR197403  Lomatium caruifolium var. caruifolium George K. Helmkamp, E. A. Helmkamp 2008-4-11 13252 Calaveras Sierra Nevada Mountains Foothills, along Fricot City Road, 1.8 miles northwest of CA-49, c. 4.6 miles (air) SE of San Andreas 387 Comment
  UCR232289  Lomatium caruifolium var. caruifolium George K. Helmkamp, E. A. Helmkamp 2011-3-29 17093 Calaveras East end San Joaquin Valley, along CA-26, 1.8 miles southwest of Valley Springs 206 Comment
  SEINET7040176  Lomatium marginatum A. G. Vestal 1962-4-5 Calaveras Ca 3.7 miles west south west of Altaville (Second divide). UTM Zone 10, 708955mE, 4215714mN. Comment
  UCSB11951  Lomatium marginatum Stern, A. 1961-3-28 Calaveras Roadside Highway 49, 2 miles south of Mokelumne Hill, 7 miles north of jcts. highways 12 and 49; Mother Lode-Sierra Nevada Foothills Comment
  JEPS109863  Lomatium stebbinsii Dean W. Taylor 2006-5-5 19516 Calaveras Bailey Ridge, along Winton Road at BM 4892, Stanislaus National Forest 1493 Comment
  UC875212  Lomatium utriculatum Carl B. Wolf 1933-5-23 4895 Calaveras 2.2 mi. s. Angels (on rd. to Sonora); w. slope Sierra Nevada 457 Comment
  SEINET12118934  Lomatium utriculatum J. T. Howell 1930-1 4693 Calaveras 2 mi W of San Andreas Comment
  RSA7042  Lomatium vaginatum C. B. Wolf 1933-5-23 4895 Calaveras West Slope Sierra Nevada: 2.2 miles south of Angels on road to Sonora. 457 Comment
  UC912351  Lonicera conjugialis Herbert L. Mason July 1930 5706 Calaveras near Hermit Springs; Sierra Nevada Mountains, Blue Creek Comment
  UCR230935  Lonicera hispidula var. vacillans George K. Helmkamp, E. A. Helmkamp 2010-10-6 17010 Calaveras Northern Sierra Nevada Mountains Foothills, along CA-26 (Stephen P. Teale Hwy), at the junction with Peregrine Road, 1.85 mi. east (84 deg. ) of Mokelumne Hill 503 Comment
  SEINET12329969  Lonicera interrupta F. H. Utech, Knight, W.; Knight, I. 1986-1 86 -133 Calaveras ca 0.5 mi NNW of Sonora on CA 49 570 Comment
  UCR197376  Lotus humistratus George K. Helmkamp, E. A. Helmkamp 2008-4-11 13270 Calaveras Sierra Nevada Mountains Foothills, along Mokelumne Vista Road near the junction with CA-49, just west of Mokelumne Hill 482 Comment
  JEPS19441  Lotus micranthus W. L. Jepson 1902-5-18 1809 Calaveras Gwin Mine 335 Comment
  JEPS77284  Lotus micranthus Robert M. Lloyd 1963-4-27 2420 Calaveras 1.7 mi s Copperopolis (on road to Sonora) 274 Comment
  UC1129091  Lotus micranthus N. K. Carlson 1936-4-7 309 Calaveras 1 mi ssw Sugar Loaf Mt.; Copperopolis Quad. 289 Comment
  UC864839  Lotus micranthus Carl B. Wolf 1933-5-23 Calaveras 3.6 mi n Angels (on road to San Andreas); Sierra Nevada 457 Comment
  UCR242801  Lotus micranthus George K. Helmkamp, E. A. Helmkamp 2011-6-17 17591 Calaveras Northern Sierra Nevada Mountains Foothills, along CA-26, 0.1 mile south of the Amador County line at the bridge over the North Fork Mokelumne River, 1.77 mi. SE (112 deg. ) of Pioneer 652 Comment
  RSA6595  Lotus micranthus Carl B. Wolf 1933-5-23 4900 Calaveras 3.6 miles N of Angels on rd. to San Andreas. W Slope Sierra Nevada. 457 Comment
  RSA112984  Lotus nevadensis Percy C. Everett, E. K. Balls, George B. Everett 1956-7-11 22053 Calaveras 1.9 mi. ne. from Dorrington, State Hwy. 4, Ebbetts Pass road. 1616 Comment
  UCR232237  Lotus oblongifolius George K. Helmkamp, E. A. Helmkamp 2010-8-3 16709 Calaveras Northern Sierra Nevada Mountains, Forest Route 7N23 (Black Creek Road) 0.1 mile north of the junction with CA-4 2005 Comment
  RSA113017  Lotus oblongifolius var. nevadensis Percy C. Everett, E. K. Balls, George B. Everett 1956-7-11 22044 Calaveras 2.6 miles NE from Arnold, State highway 4, Ebbetts Pass Road. 1250 Comment
  SFV12002  Lotus purshianus M. J. Teiman 1980-8-30 72 Calaveras Sierra Nevada Big Tree Valley. Off Big Tree Valley Drive. On Ute and Apache Roads. Comment
  RSA794891  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2011-7-12 17733 Calaveras Winton Road (Forest Route 7N03), 14.4 miles east of its junction with CA-26 in West Point. 1590 Comment
  UC1129004  Lotus purshianus var. purshianus B. Bolt 1935-7-29 359 Calaveras 1 mi ne Sheep Ranch; Big Trees Quad. 762 Comment
  UC1129006  Lotus purshianus var. purshianus R. D. Roseberry 1935-5-24 199 Calaveras 0.75 mi n Burson; Jackson Quad. 182 Comment
  UC1129019  Lotus purshianus var. purshianus C. M. Belshaw 1936-4-25 1983 Calaveras 1 mi se Comanche; Jackson Quad. 121 Comment
  UCR230964  Lotus purshianus var. purshianus George K. Helmkamp, E. A. Helmkamp 2010-10-6 17006 Calaveras Northern Sierra Nevada Mountains Foothills, along CA-26 (Stephen P. Teale Hwy), 0.6 mile east of CA-49 at Mokelumne Hill 483 Comment
  JEPS77299  Lotus scoparius Robert M. Lloyd 1963-4-27 2432 Calaveras 7 mi s Copperopolis (on road to State Highways 108 and 120); Table Mt. 335 Comment
  JEPS77300  Lotus scoparius Robert M. Lloyd 1963-4-27 2432 Calaveras 7 mi s Copperopolis (on road to State Highways 108 to 120); Table Mt. 335 Comment
  UC1129217  Lotus wrangelianus J. A. Rutter 1935-4-17 104 Calaveras 1 mi ne Napoleon Mine; Copperopolis Quad. 304 Comment
  RSA6922  Lotus wrangelianus Carl B. Wolf 1933-5-23 4898 Calaveras 3.6 miles N of Angels on rd. to San Andreas. W Slope Sierra Nevada. 457 Comment
  UCR197296  Lupinus adsurgens George K. Helmkamp, E. A. Helmkamp 2008-5-29 13511 A Calaveras Sierra Nevada Mountains, Arnold Way Road parallel to CA-4 (Ebbetts Pass Hwy), 0.8 mile northeast of Arnold 1265 Comment
  UC127534  Lupinus albicaulis J. Burtt Davy May 18 1895-May 30 1895 1418 Calaveras Harmon Peak Comment
  UC130296  Lupinus albicaulis J. Burtt Davy May 18 1895-May 30 1895 1395 Calaveras Harman Peak Comment
  JEPS77308  Lupinus albifrons Robert M. Lloyd 1963-4-27 2439 Calaveras on road to State Highways 108 and 120, 7 mi s Copperopolis; Table Mt. 335 Comment
  HSC98354  Lupinus albifrons Gary J. Stebbins 1970-3-28 50 Calaveras Along Ponderosa Way next to bridge over Mokelumne River 375 Comment
  CAS-BOT-BC201360  Lupinus albifrons var. albifrons Susie Peers 1928-4-14 s.n. Calaveras Marshall Monument, Coloma Comment
  CAS-BOT-BC201362  Lupinus albifrons var. albifrons F. E. Blaisdell, M. D. s.n. Calaveras Mokelumne Hill Comment
  RSA6590  Lupinus albifrons var. albifrons Carl B. Wolf 1933-5-23 4903 Calaveras 4 3/10 mi. no. of San Andreas on road to Makelumne Hill. 366 Comment
  UCR218153  Lupinus albifrons var. albifrons George K. Helmkamp, Amy Barnes 2010-5-7 15974 Calaveras Sierra Nevada Mountains Foothills, along CA-49, 0.4 mile north of its junction with CA-12, vicinity of San Andreas 233 Comment
  CHSC21235  Lupinus benthamii Katherine Steedman 1965-4-17 68 Calaveras Above Stanislaus Reservoir, on Table Mountain, along the road to Copperopolis. 335 Comment
  RSA0094637  Lupinus benthamii George K. Helmkamp, Mary Alice Barnes 2013-5-17 20645 Calaveras Northern Sierra Nevada Mountains Foothills. Along CA Hwy 26, 0.4 mile northeast of its junction with Campo Seco Turnpike Road, SW of Mokelumne Hill. 438 Comment
  SEINET13276813 Image available Lupinus benthamii George K. Helmkamp, Mary Alice Barnes 2013-1 20645 Calaveras Northern Sierra Nevada Mountains Foothills: Along CA Hwy 26, 0.4 mile northeast of its junction with Campo Seco Turnpike Road, SW of Mokelumne Hill (Mokelumne Hill 7.5' Q.) 437 Comment
  UC1093949  Lupinus benthamii Herbert L. Mason 1929-4-7 5190 Calaveras hills above Sonora and Angels Camp; above Sonora and Angels Camp Comment
  SBBG129234  Lupinus bicolor G. K. Helmkamp, E. A. Helmkamp 2013-5-24 20709 Calaveras N side of Mokelumne River, W of Big Bar Rd and the CA-49 bridge 198 Comment
  SD241013  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2011-5-21 17354 Calaveras Northern Sierra Nevada Mountains Foothills: Railroad Flat road at junction with Wharregard Road and beside Esperanzo Creek, 8.3 miles NW (289a^z) of Arnold. 758 Comment
  SEINET3411997 Image available Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2012-4-4 18671 Calaveras Northern Sierra Nevada Mountains Foothills: along CA-26, 0.6 mile NE of it junction with Paloma Road, 4.5 km SW (213 degrees) of Mokelumne Hill 489 Comment
  SEINET4178606 Image available Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2011-3-29 17090 Calaveras East end San Joaquin Valley: along CA-26, 1.8 miles southwest of Valley Springs 206 Comment
  UC1129383  Lupinus bicolor J. A. Rutter 1935-4-24 146 Calaveras 1/3 mi se Hodson; Copperopolis Quad. Comment
  UC506898  Lupinus bicolor F. G. Renner 1933-4-18 R 1211 Calaveras 1500' Contour Plot. San Andreas--Sonora Rd. San Andreas-Sonora Rd. 1500' Contour Plot; Stanislaus Forest Front 457 Comment
  UCR197325  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2008-3-22 13214 Calaveras San Joaquin Valley / Sierra Nevada Mountains Foothills, 1.8 miles north of Burson via Burson Rd., at the junction of Comanche Parkway South and Pattison Way 122 Comment
  UCR218148  Lupinus bicolor George K. Helmkamp, Amy Barnes 2010-5-7 15982 Calaveras Sierra Nevada Mountains Foothills, Michel Road, 0.1 mile east of its junction with Mountain Ranch Road. 5.2 mi. east (92.5 deg. ) of San Andreas 512 Comment
  SEINET7040173 Image available Lupinus bicolor A. G. Vestal 1962-4-4 Calaveras Ca 3.5 miles east north east of Milton. 1st steep foothills, Hunt Road. UTM Zone 10, 691246mE, 4213342mN. Comment
  POM125405  Lupinus bicolor subsp. tridentatus Alice Eastwood 1923-4-11 11606 Calaveras Angeles Camp. Comment
  CHSC55699  Lupinus bicolor var. bicolor Steven Triano 1988-4-30 118 Calaveras Meadow on se slope of ridge between Jesus Maria Creek and N Fork Murray Creek. 624 Comment
  UCD107376  Lupinus breweri W. R. Powell 1968-6-20 1576 Calaveras 6 1/2 miles west of Big Meadow and 2 miles south-southeast of Hermit Spring. 1783 Comment
  CAS-BOT-BC208862  Lupinus breweri var. breweri Frank W. Peirson 1935-7-23 11549 Calaveras Big Meadow, N. Fork Stanislaus River Region 1981 Comment
  RSA91256  Lupinus breweri var. breweri F. W. Peirson 1935-7-23 11549 Calaveras Big Meadow, North Fork of Stanislaus River. 1982 Comment
  UC2044443  Lupinus concinnus Belinda Lo with Daniel Palmer and Joy Brown 2014-4-15 139 Calaveras Stanislaus National Forest, McKays Comment
  UC2044444  Lupinus concinnus Belinda Lo with Daniel Palmer and Joy Brown 2014-4-16 138 Calaveras Stanislaus National Forest, Winton Road Comment
  UCD108135  Lupinus latifolius F. C. Raney 1964-10-5 s.n Calaveras 14 miles from West Point, Middle Fork Mokelumne River. Comment
  SBBG35890  Lupinus latifolius var. columbianus T. L. Secrest 1950-8-9 Calaveras Tamarack, ca. 4 mi NE of Big Meadow 2164 Comment
  UC249674  Lupinus latifolius var. columbianus Joseph P. Tracy 1921-5-23 5741 Calaveras near Avery; Sierra Nevada Mountains, near Avery 944 Comment
  UCR215805  Lupinus lepidus var. sellulus George K. Helmkamp, E. A. Helmkamp 2009-7-30 15330 Calaveras Sierra Nevada Mountains, Ganns Meadow Drive just south of its junction with CA-4, 16.7 miles northeast of Arnold 2067 Comment
  UCR233052  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2011-5-21 17320 Calaveras Northern Sierra Nevada Mountains Foothills, along CA-26, 2.8 miles northeast of CA-49 in Mokelumne Hill 476 Comment
  UCR249881  Lupinus microcarpus var. densiflorus George K. Helmkamp, Mary Alice Barnes 2013-5-17 20646 Calaveras Northern Sierra Nevada Mountains Foothills, Along CA Hwy 26, 0.4 mile northeast of its junction with Campo Seco Turnpike Road, SW of Mokelumne Hill 438 Comment
  SD129673  Lupinus microcarpus var. densiflorus Barbara Ertter 1986-5-11 6111 Calaveras Ca. 2 airmiles NW of Valley Springs, crest of Campo Seco Road west of Campo Seco, 1 mile from the junction Bueno Vista Road near collapsing old building, light shade of grassy south-facing slope 121 Comment
  UCR197590  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2008-5-29 13532 Calaveras Sierra Nevada Mountains, along the north side of CA-4 (Ebbetts Pass Rd.) at Avery 1024 Comment
  UCD109231  Lupinus nanus W. R. Powell 1968-5-20 1520 Calaveras 4 miles east-southeast of Railroad Flat. 1188 Comment
  UC1129710  Lupinus stiversii N. K. Carlson 1936-4-7 305 Calaveras 1 mi ssw Sugarloaf Mountain; Copperopolis Quad. 289 Comment
  UC1129718  Lupinus stiversii J. A. Rutter 1935-5-14 195 Calaveras 1 mi n O'Byrnes Ferry; Table Mtn 327 Comment
  RSA97192  Lupinus stiversii J. A. Rutter 1954-6-25 722 Calaveras Upper edge Calaveras Big Trees State Park. Comment
  SEINET7040174 Image available Lupinus vallicola A. G. Vestal 1962-4-4 Calaveras Ca 3.5 miles east north east of Milton. 1st steep foothills, Hunt Road. UTM Zone 10, 691246mE, 4213342mN. Comment
  RSA518194  Lupinus vallicola subsp. vallicola B. Pitzer, S. Morgan, H. Soldan 1988-5-31 1008 Calaveras On CA Hwy 4, 11 miles S of Arnold and 8.5 miles N of Angel's Camp; Stanislaus National Forest. Comment
  CAS-BOT-BC441407  Luzula cascadensis John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-6-25 53001 Calaveras Sierra Nevada. Dorrington 1463 Comment
  CDA21160  Luzula comosa G. F. Hrusa 1993-3-26 10541 Calaveras S side of S Fk. Mokelumne river approx. 1 m. N of Railroad Flat. 0 Comment
  UCR197506  Luzula comosa George K. Helmkamp, E. A. Helmkamp 2008-5-8 13424 Calaveras Sierra Nevada Mountains Foothills, Skull Flat Road, 2.5 miles north of its junction with Winton Road, northeast of West Point 916 Comment
  UCD142105  Luzula comosa W. R. Powell 1968-6-19 1560 Calaveras 0.1 mile northeast of Solinsky Crossing and 1.5 miles south of Bailey Ridge Fire Station. 1295 Comment
  UC2044546  Luzula comosa var. laxa Belinda Lo with Autumn Olsen, Daniel Palmer, and Justin Lampley 2014-6-30 113 Calaveras Stanislaus National Forest, Ganns, just north of Highway 4, along an ephemeral drainage Comment
  CAS-BOT-BC441214  Luzula macrantha Barbara T. Menzies 1976-6-2 71 Calaveras Murphys Grade Road 609 Comment
  UCD40317  Luzula subsessilis Rodney Gale Myatt 1970-5-23 220 Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  CDA16452  Lythrum californicum G. F. Hrusa 2000-6-12 15494 Calaveras Sierra Nevada; Black Creek ~3 mi. S of Copperopolis. 213 Comment
  CAS-BOT-BC520354  Lythrum hyssopifolia George K. Helmkamp; Mary Alice Barnes 2013-5-17 20625 Calaveras Northern Sierra Nevada Mountains Foothills: Poloma Rd at its jct with Cosgrove Creek Rd, 3 mi NE (30 deg. ) of Valley Springs 278 Comment
  JEPS45961  Lythrum hyssopifolia W. L. Jepson 1923-8-4 10039 Calaveras South Fork Calaveras River, Kentucky House Kentucky House; South Fork Calaveras River, Kentucky House 274 Comment
  UCR173994  Lythrum hyssopifolia George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10800 Calaveras Northern Sierra Nevada foothills, along Calif. Hwy 26, 0.2 mile north of West Point 838 Comment
  JEPS119465  Madia citrigracilis George K. Helmkamp with E. A. Helmkamp 2011-7-19 17851 Calaveras Northern Sierra Nevada Mountains Foothills, CA Hwy 4, 4.2 miles northeast of Arnold Comment
  SD240887  Madia citrigracilis George K. Helmkamp, E. A. Helmkamp 2011-7-12 17714 Calaveras Northern Sierra Nevada Mountains Foothills: Winton Road, 6.7 miles east of tis junction with CA-26 in West Point (Devils Nose 7.5'Q) 1192 Comment
  UCR233259  Madia citrigracilis George K. Helmkamp, E. A. Helmkamp 2011-7-12 17714 Calaveras Northern Sierra Nevada Mountains Foothills, Winton Road, 6.7 miles east of its junction with CA-26 in West Point 1192 Comment
  RSA0001404  Madia dissitiflora D. D. Keck 1932-6-28 1527 Calaveras Sierra Nevada. North city limits of Vallecita ( E. of Angel's Camp on road to Murphy's). Comment
  RSA795348  Madia elegans George K. Helmkamp, E. A. Helmkamp 2011-5-21 17335 Calaveras Rail Road Flat Road, 1.2 miles south of its junction with Ridge Road, 10.1 mi. ENE (83 deg,) of Mokelumne Hill 854 Comment
  UC1069870  Madia elegans C. M. Belshaw 1936-4-16 1875 Calaveras 4 mi w Columbia (towards Angels Camp); Big Trees Quad. 304 Comment
  UC33223  Madia elegans J. Burtt Davy May 18 1895-May 30 1895 1427 Calaveras Harmon Peak Comment
  UC33247  Madia elegans J. Burtt Davy May 18 1895-May 30 1895 1457 Calaveras Angels Camp Comment
  UCD134214  Madia elegans G. K. Helmkamp; E. A. Helmkamp 2007-9-24 12998 Calaveras Northern Sierra Nevada Mountains: along Hwy. CA-49, 0.5 mile west (northbound route) of Mokelumne Hill. 396 Comment
  UCR173993  Madia elegans George K. Helmkamp, Elizabeth A. Helmkamp 2006-6-29 10794 Calaveras Northern Sierra Nevada foothills, along Calif. Hwy 26, at crossing of the South Fork of the Mokelumne River 753 Comment
Read comments Jan 8 2013
  CAS-BOT-BC342727  Madia elegans Bruce G. Baldwin 1985-7-12 502 a Calaveras Less than 0.25 mile south of Mokelumne River bridge along California State Highway 49 Comment
  OBI75389  Madia elegans David J. Keil 1988-8-23 20993 Calaveras 0.6 miles SE of Wallace along Hwy 12. Sierra Nevada Foothills. 91 Comment
  RSA7343  Madia elegans subsp. densifolia C. B. Wolf 1933-8-9 5204 Calaveras West slope Sierra Nevada: 0.5 miles south of Mokelumne Hill on road to San Andreas 457 Comment
  UCR253578  Madia elegans subsp. vernalis George K. Helmkamp, Amy Barnes 2013-9-23 22303 Calaveras Sierra Nevada Mountains Foothills, Utica Powerhouse Road (beside Angel's Creek), 0.6 mile northeast of its junction with CA-4 974 Comment
  JEPS7529  Madia exigua Mrs. A. L. Grant 1915-6-12 Calaveras Vallecito Comment
  UCR233230  Madia exigua George K. Helmkamp, E. A. Helmkamp 2011-7-12 17728 Calaveras Northern Sierra Nevada Mountains, Winton Road (Forest Route 7N03), 12.6 miles east of its junction with CA-26 in West Point 1503 Comment
  CAS-BOT-BC334654  Madia glomerata Roxana S. Ferris 1952-9-3 12589 Calaveras Between Big Meadow and Lake Alpine about 4 miles west of Lake Alpine Comment
  UCR215802  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2009-7-30 15334 Calaveras Sierra Nevada Mountains, Ganns Meadow Drive just south of its junction with CA-4, 16.7 miles northeast of Arnold 2067 Comment
  UCR233102A  Madia glomerata George K. Helmkamp, E. A. Helmkamp 2011-7-12 17734 Calaveras Northern Sierra Nevada Mountains, Winton Road (Forest Route 7N03), 14.4 miles east of its junction with CA-26 in West Point 1590 Comment
  RSA756908  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2009-7-30 15312 Calaveras Ottawa Drive, 0.1 mile south of its junction with CA-4, 1.2 miles northeast of Dorrington 1471 Comment
  SD129605  Madia gracilis B. Pitzer, S. Morgan,H. Soldan 1988-5-31 1002 Calaveras Highway 49, just south of Carson Hill and 11.2 miles northwest of Sonora; 1.9 miles northwest of Tuolumne County line 424 Comment
  SD240890  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2012-5-15 18972 Calaveras Northern Sierra Nevada Mountains Foothills: along Murray Creek Road (Murraydale Lane), 1.4 miles east of Pope Road in San Andreas (San Andreas 7.5'Q) 387 Comment
  UC33192  Madia gracilis J. Burtt Davy May 18 1895-May 30 1895 1621 Calaveras near Mountain Ranch Comment
  UCR235440  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2012-5-15 18972 Calaveras Northern Sierra Nevada Mountains Foothills, along Murray Creek Road (Murraydale Ln.), 1.4 miles east of Pope Road in San Andreas 387 Comment
  UCR242623  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2011-6-17 17582 Calaveras Northern Sierra Nevada Mountains Foothills, along CA-26, 2.7 road miles northwest (1.7 air miles, 312 deg. ) of West Point 802 Comment
  UCR242643  Madia gracilis George K. Helmkamp, E. A. Helmkamp 2011-6-17 17558 Calaveras Northern Sierra Nevada Mountains Foothills, Winton Road, 3.7 miles northeast of CA-26 at West Point 1012 Comment
  CAS-BOT-BC342974  Madia gracilis Gladys L. Smith 1959-5-2 1069 Calaveras 1 mile east of Wallace Comment
  CAS-BOT-BC342979  Madia gracilis John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-6-25 52988 Calaveras Arnold 1219 Comment
  SEINET11807613  Madia gracilis subsp. gracilis F. H. Utech, Knight, W.; Knight, I. 1986-1 86 -139 Calaveras ca 0.5 mi NNW of Sonora on CA 49 570 Comment
  CDA8265  Madia rammii T. C. Fuller 1962-5-1 8320 Calaveras Road to Mountain Ranch, 1.2 miles west of Railroad Flat. 0 Comment
  UCR233105A  Madia subspicata George K. Helmkamp, E. A. Helmkamp 2011-7-12 17737 Calaveras Sierra Nevada Mountains, Winton Road (Forest Route 7N03), 16.2 miles east of its junction with CA-26 in West Point 1668 Comment
  UC1069888  Madia subspicata R. D. Roseberry 1935-5-31 207 Calaveras 1/2 mi sw of BM 1092; Jackson Quadrangle Comment
  RSA0049946  Madia yosemitana George K. Helmkamp, E. A. Helmkamp 2012-5-31 19114 Calaveras Lily Gap Road, 0.9 mile northeast of its junction with Winton Road, 8.1 km NE (60 deg ) of West Point 1133 Comment
Read comments Nov 1 2018
  CAS-BOT-BC452587  Maianthemum racemosum Debra K. Trock 2006-6-12 491 Calaveras just off Highway 4 at entrance to National Forest Service Road 6N71Y, and 0.4 miles from Camp Connell 1484 Comment
  CAS-BOT-BC508536  Maianthemum racemosum subsp. amplexicaule W. P. Steinbeck 1923-6-12 s.n. Calaveras Cow Creek above Strawberry Comment
  UC527368  Malacothamnus fremontii C. B. Wolf 1931-9-12 1302 Calaveras 1.5 mi Burson (on the road to Valley Springs. Slope between road and R.R.) 152 Comment
  CAS-BOT-BC206316  Malacothamnus fremontii G. L Smith 1959-5-16 1093 Calaveras Pardee Reservoir 182 Comment
  CAS-BOT-BC345369  Malacothrix clevelandii F. E. Blaisdell, M. D. No date on label s.n. Calaveras Mokelumne Hill Comment
  CHSC28452  Marah fabacea var. agrestis Robert A. Schlising 1962-4-29 2222 Calaveras 5.1 miles SW of Copperopolis; along Highway 4. Comment
  JEPS77981  Marah watsonii Edward Lee 1936-4-10 1879 Calaveras on road from Murphy's (north) to Big Trees; San Antonio Canyon Comment
  POM125411  Marah watsonii Alice Eastwood 1923-4-11 11564 Calaveras Angeles Camp. Comment
  CDA5692  Marrubium vulgare T. C. Fuller 1962-5-1 8313 Calaveras Above dining hall, Fricot School. 0 Comment
  CDA16487  Marsilea vestita subsp. vestita G. F. Hrusa 2000-6-12 15456 Calaveras Sierra Nevada; Creekbed of Black Creek, ~3 mi. S of Copperopolis. 198 Comment
  CAS-BOT-BC422628  Meconella californica Alice Eastwood; John Thomas Howell 1941-4-24 8729 Calaveras Near Sheep Ranch Comment
  SD248428  Medicago lupulina George K. Helmkamp, E. A. Helmkamp 2013-11-9 22474 Calaveras Sierra Nevada Mountains Foothills: Gwin Mine Road, 1.3 miles north of Paloma Rd. at Paloma, 3.3 miles SW of Mokelumne Hill. 384 Comment
  UC1129811  Medicago sativa P. L. Johannsen 1936-6-4 896 Calaveras Kentucky House Jackson Quadrangle (along r.r. tracks) 274 Comment
  SEINET2473463 Image available Melica aristata George K. Helmkamp, E. A. Helmkamp 2009-1 15343 Calaveras Sierra Nevada Mountains; Ganns Meadow Drive just south of its junction with CA-4, 16.7 miles northeast of Arnold 2067 Comment
  CDA16494  Melica californica G. F. Hrusa 2000-6-12 15447 Calaveras Sierra Nevada; Creekbed margin of Black Creek, ~3 mi. S of Copperopolis. Area dry, gravelly. Uncommon. Annual. Scour zone. 198 Comment
  SBBG115766  Melica californica B. Crampton 1968-4-30 8243 Calaveras San Andreas Rd, rd to Kentucky House just W of town Comment
  UC277164  Melica californica Joseph P. Tracy 1921-5-18 5577 Calaveras Copperopolis 304 Comment
  SEINET6853137  Melica californica A. G. Vestal 1962-4-4 s.n. Calaveras Above Hunt Road, in first foothills, about 3.5 miles east-northeast of Milton. Comment
  UCD87011  Melica californica Allan Fetters 1958-5-10 s.n. Calaveras foothill slope along State Hwy. 4. near Murphy's. 762 Comment
  SEINET7040168  Melica californica var. nevadensis A. G. Vestal 1962-4-4 Calaveras Ca 3.5 miles east north east of Milton. 1st steep foothills, Hunt Road. UTM Zone 10, 691246mE, 4213342mN. Comment
  CAS-BOT-BC281404  Melica imperfecta F. E. Blaisdell No date on label s.n. Calaveras Mokelumne Hill Comment
  UCD88855  Melica torreyana Beecher Crampton 1959-6-2 5332 Calaveras 1.5 miles west of Jesus Maria, north fork of Calaveras River. Comment
  UC570255  Melilotus albus P. L. Johannsen 1936-6-4 895 Calaveras Kentucky House Jackson Quadrangle 274 Comment
Read comments 1
  UC1129827  Melilotus indicus R. D. Roseberry 1935-5-28 202 Calaveras Valley Springs Jackson Quadrangle Comment
  CAS-BOT-BC223699  Mentzelia John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-6-26 53064 Calaveras Near Dorrington 1524 Comment
  JEPS70764  Mertensia ciliata W. L. Jepson 1923-8-9 10089 Calaveras Big Meadow 2011 Comment
  CAS-BOT-BC428769  Micranthes californica Geo. Hansen 1896-4-1 1533 Calaveras Mokelumne Hill 609 Comment
  CAS-BOT-BC348321  Micropus californicus John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52931 Calaveras Camanche Parkway South between Burson Road and Camanche Reservoir 152 Comment
  JEPS40636  Micropus californicus var. californicus W. L. Jepson 1902-5-17 1813 Calaveras Gwin Mine 335 Comment
  JEPS77269  Micropus californicus var. californicus Robert M. Lloyd 1963-4-27 2405 Calaveras Farmington 18.3 mi e of 304 Comment
  UC1070011  Micropus californicus var. californicus R. D. Roseberry 1935-5-29 203 A Calaveras 1 1/2 mi ees Valley Springs; Jackson Quad. 243 Comment
  UC1562625  Micropus californicus var. californicus Barbara Ertter 1986-5-11 6109 Calaveras ca 2 air mi nw Valley Springs (crest of Campo Seco Rd w of Campo Seco, 1 mi from jct Bueno Vista Rd, near collapsing old building) 121 Comment
  CAS-BOT-BC348666  Microseris acuminata John Thomas Howell 1930-4-13 4701 Calaveras 3 miles west of San Sndreas [Andreas] on road to Valley Springs Comment
  SBBG35983  Microseris nutans T. L. Secrest 1950-8-9 Calaveras Tamarack 2164 Comment
  UCD83673  Microsteris gracilis Rodney Gale Myatt 1970-5-23 s.n. Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  POM74513  Microsteris gracilis subsp. gracilis Geo Hansen 1896-4-1 1543 Calaveras Mokelumne Hill. Sequoia gigantea region. 610 Comment
  UCD40089  Mimulus arvensis Rodney Gale Myatt 1970-5-29 340 Calaveras Hunter's Road, along canyon below (south of) Hathaway Pines (community on Hwy 4, south of Arnold). 950 Comment
  RSA420303  Mimulus aurantiacus var. aurantiacus Francis W. Pennell 1940-6-1 25637 Calaveras route 49, 3 mil. south of Mokelumne Hill 396 Comment
  UC1012255  Mimulus aurantiacus var. aurantiacus Francis W. Pennell 1940-6-1 25637 Calaveras 3 mi s Mokelumne Hill (Route 49) 396 Comment
  JEPS101524  Mimulus bicolor Dean W. Taylor 1999-5-20 17163 Calaveras Table Mountain, ca. 3 air miles ESE of Murphys, on flat volcanic surface west from Ponderosa Way and reached via Camp Nine Road 822 Comment
  JEPS10265  Mimulus bicolor W. L. Jepson 1923-8-10 10117 Calaveras Dorrington 1463 Comment
  JEPS9859  Mimulus bicolor A. L. Grant 1915-6-12 4 m Calaveras Avery's station Sierra Nevada Comment
  RSA0093479  Mimulus bicolor George K. Helmkamp 2014-5-28 22933 Calaveras Northern Sierra Nevada Mountains. along Winton Road along the north side of Wilson Lake. 1128 Comment
  UC1731181  Mimulus bicolor Dean W. Taylor 1998-6-5 16483 Calaveras Esperanza Creek canyon (ca. 15 miles E of Mokelumne Hill) 624 Comment
  UCR230142  Mimulus bicolor George K. Helmkamp, E. A. Helmkamp 2011-5-21 17346 Calaveras Northern Sierra Nevada Mountains Foothills, Railroad Flat Road at the junction with Cedar Ridge Road, 10.5 mi. ENE (87 deg. ) of Mokelumne Hill 846 Comment
  UCR72996  Mimulus bicolor B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-31 1005 Calaveras Sierra Nevada Mtns, Along road in Calaveras Big Trees State Park, near the Calaveras/Tuolumne County line. 1372 Comment
  RSA26714  Mimulus bicolor Roxana S. Ferris 1940-6-2 9852 Calaveras State Highway 4 between Avery and Calaveras Co. Comment
  SFV12004  Mimulus bicolor M. J. Teiman 1980-8-30 69 Calaveras Sierra Nevada Big Tree Valley. Roadside, Apache Road, Ute Road off Big Tree Valley Drive. 1220 Comment
  UC1012257  Mimulus bolanderi Francis W. Pennell 1940-6-1 25633 Calaveras w Murphys (Route 4); Douglas Flat 609 Comment
  UC446434  Mimulus bolanderi Jos. Burtt Davy May 1895 1602 Calaveras near Sheep Ranch Comment
  JEPS10527  Mimulus breweri W. L. Jepson 1923-8-10 10116 Calaveras Dorrington 1463 Comment
  RSA113056  Mimulus breweri Percy C. Everett, E. K. Balls 1956-7-11 22067 Calaveras 4.3 mi. sw. from Big Meadow, State Hwy 4. Ebbetts Pass road 1982 Comment
  RSA97137  Mimulus breweri R. M. Straw 1954-6-25 716 Calaveras Meadow on Ebbetts Pass road, Pacific slope Sierra Nevada 1982 Comment
  JEPS101459  Mimulus guttatus Dean W. Taylor 1998-4-7 16283 Calaveras Star & Excelsior Mine; ca. 7 air miles SW of Copperopolis 243 Comment
Read comments Jun 25 2013
  JEPS77315  Mimulus guttatus Robert M. Lloyd 1963-4-27 2444 Calaveras 7 mi s Copperopolis (on road to State Highways 108 and 120); Table Mt. 335 Comment
Read comments Jun 25 2013
  UCR184954  Mimulus guttatus George K. Helmkamp, E. A. Helmkamp 2007-4-26 11852 Calaveras Northern Sierra Nevada Mountains Foothills, Mokelumne Vista, 0.4 mile south of Calif. Hwy 49 and Mokelumne Hill 442 Comment
  UCR250674  Mimulus guttatus George K. Helmkamp, Mary Alice Barnes 2013-4-24 20412 Calaveras Northern Sierra Nevada Mountains Foothills, Winton Road, 1.9 miles east of its junction with CA-26 in West Point 652 Comment
  JEPS90550  Mimulus inconspicuus Dean W. Taylor 1995-6-26 15104 Calaveras Canyon of Esperanza Creek: about 4 road miles south of Railroad Flat; 0.3 stream miles downstream from the point where road leaves the canyon. 731 Comment
  UC1731116  Mimulus inconspicuus Dean W. Taylor 1998-6-5 16484 Calaveras Esperanza Creek canyon (ca. 15 miles E of Mokelumne Hill) Comment
  POM126732  Mimulus inconspicuus Jos. Burtt Davy 1895-5-18 1464 Calaveras Near the river Comment
  UCR229559  Mimulus jepsonii George K. Helmkamp, Ann Kerchner, Amy Barnes 2011-8-13 18049 Calaveras Northern Sierra Nevada Mountains, Black Springs Road [Forest Route 7N23], 1.7 miles north of its junction with CA Hwy 4 2058 Comment
  UCR87700  Mimulus jepsonii George K. Helmkamp, E. A. Helmkamp 1995-6-22 95 4 30 Calaveras Sierra Nevada Mtns, along Calif. Hwy 4, 2.5 mi NE of Arnold 1479 Comment
  JEPS83559  Mimulus microphyllus Dr. Mark Macnair 1987-4-16 Calaveras McNulty Mine Comment
Read comments Jun 25 2013
  UC1063149  Mimulus microphyllus H. S. Yates 1935-4-26 5171 Calaveras 2 mi w Compo Seco; Jackson Quadrangle Comment
  UC27020  Mimulus microphyllus J. Burtt Davy May 18 1895-May 30 1895 1225 Calaveras near Milton Comment
  JEPS81224  Mimulus moniliformis L. R. Heckard and J. C. Hickman 1981-4-12 5507 Calaveras about 3 air mi nnw Columbia (along e side of river); Stanislaus River 268 Comment
  JEPS10775  Mimulus moniliformis W. L. Jepson 1890-8-7 46 m Calaveras near Calaveras Big Trees; Snowden Ranch Comment
  RSA115732  Mimulus moschatus Percy C. Everett, E. K. Balls 1956-7-11 22023 Calaveras 1.2 mi. ne. of Dorrington Ranger Station, State Hwy 4, Ebbetts Pass Road. 1524 Comment
  RSA109823  Mimulus nanus var. mephiticus Percy C. Everett, E. K. Balls 1956-7-12 22108 Calaveras 2.3 mi ne. from Big Meadow, State Hwy 4, Ebbetts Pass road. 2088 Comment
  UC1075586  Mimulus nanus var. mephiticus P. C. Everett and E. K. Balls 1956-7-12 22108 Calaveras 2.3 mi ne from Big Meadow (State Hwy. 4, Ebbetts Pass road) 2087 Comment
  UC1196795  Mimulus nanus var. mephiticus Joseph P. Tracy 1940-6-25 16599 Calaveras 17 mi e Calaveras Big Trees (Ebbet's Pass Highway); Sierra Nevada Mountains 2042 Comment
  JEPS7787  Mimulus nasutus G. Thomas Robbins 1953-5-8 3524 Calaveras 4.7 mi w, along Mokelumne Hill-Glencoe road Glencoe; Rich Gulch, Mokelumne Hill 457 Comment
  UCD85025  Mimulus nasutus Dena Grossenbacher 2009-4-30 979 -b Calaveras Along Skunk Ranch Road, 3.4 miles east of Murphy's and Highway 4. 800 Comment
  UCD80786  Mimulus pardalis CNPS SN Foothill Team 2005-5-17 SNFN 0249 b Calaveras EBMUD, Pardee Reservoir, Pardee Lake, west of McAfee gulch, at the south end of the gulch, to the west of the Coast to Crest Trail just before it heads down into the gulch. 314 Comment
Read comments Jun 25 2013
  RSA113054  Mimulus primuloides Percy C. Everett, E. K. Balls 1956-7-11 22065 Calaveras 4.3 mi. sw. from Big Meadow, state Hwy. 4, Ebbetts Pass Road. 1982 Comment
  JEPS77967  Mimulus pulchellus Edward Lee 1936-4-9 1850 Calaveras Road from Murphy's to Big Trees 990 Comment
  JEPS8712  Mimulus pulchellus Joseph P. Tracy 1921-5-23 5728 Calaveras valley 3 mi w Avery; Sierra Nevada Mountains 944 Comment
  UCD96171  Mimulus pulchellus Dena Grossenbacher; Brian Green 2008-5-15 825 Calaveras Along river trail between Lodestar Christian Camp and Mokelumne River off of Blue Mountain Road near Wilseyville. 912 Comment
  RSA309204  Mimulus pulchellus W. I. Follett 1937-5-22 72 Calaveras Between Murphy's and Avery Comment
  SEINET7096801  Mimulus tilingii A. G. Vestal 1955-4-2 s.n. Calaveras North of Milton on Hunt Road. NAD27, 38.0356? deg. , -120.8500?_ (converted to WGS84) UTM Zone 10, 688688mE, mN, 4211741,mN. Comment
  UCR233062  Mimulus tilingii George K. Helmkamp, E. A. Helmkamp 2011-5-21 17350 Calaveras Northern Sierra Nevada Mountains Foothills, Railroad Flat Road at junction with Wharregard Road and beside Esperanzo Creek, 8.3 miles NW (289 deg. ) of Arnold 759 Comment
  JEPS8119  Mimulus torreyi W. L. Jepson 1923-8-7 10063 Calaveras Dorrington 1463 Comment
  JEPS8130  Mimulus torreyi A. L. Grant 1915-6-13 1 m Calaveras Avery station Comment
  RSA309186  Mimulus torreyi W. L. Jepson 1923-8-7 10062 Calaveras Dorrington. 1463 Comment
  UC54645  Mimulus torreyi H. M. Hall and H. P. Chandler Aug. 1903 4782 Calaveras near Gardner; Sierra Nevada Mountains, Robert's ranch 1524 Comment
  UC886409  Mimulus torreyi Lewis S. Rose 1940-6-19 40656 Calaveras Calaveras Big Trees 1432 Comment
  RSA80493  Mimulus torreyi F. W. Peirson 1935-7-23 11538 Calaveras 12 miles above Big Trees, North Fork, Stanislaus River Region. 1829 Comment
  RSA97138  Mimulus torreyi R. M. Straw 1954-6-25 720 Calaveras Upper edge Calaveras Big Trees State Park. 1524 Comment
  JEPS10510  Mimulus tricolor W. L. Jepson 1923-5-28 9943 Calaveras Burson Sierra Nevada foothills 152 Comment
  UC1561996  Mimulus tricolor Barbara Ertter 1986-5-11 6087 Calaveras w Jenny Lind (1.4 mi from Hwy 26 on Milton Rd, at jct Senic <sic> Valley Rd) 60 Comment
  UC569870  Mimulus tricolor C. M. Belshaw 1936-4-27 2006 Calaveras 1.3 mi e Towers; Jackson Quadrangle 335 Comment
  LA96456  Mimulus viscidus J. B. Davy; Calaveras Between Milton and Angels Comment
  JEPS50800  Mimulus viscidus var. viscidus Rimo Bacigalupi and Paul Hutchison 1967-5-21 9253 Calaveras 3.4 mi n Murphys (along road to Sheep Ranch); San Domingo Creek 670 Comment
  JEPS8528  Mimulus viscidus var. viscidus W. L. Jepson 1902-5-17 1791 Calaveras Gwin Mine 335 Comment
  POM146149  Mimulus viscidus var. viscidus E. E. Stanford 1927-5-21 397 Calaveras About 4 miles NE of Murphy. 915 Comment
  UCD122925  Mimulus viscidus var. viscidus W. R. Powell 1968-5-21 1524 Calaveras 3.3 miles south of West Point. 792 Comment
  SEINET7096796  Minuartia californica A. G. Vestal 1955-4-2 3616 Calaveras On ridge on the east side of the valley. Ca. 5 miles north of Copperopolis on Route 4.NAD27, 38.0483? deg. , -120.6435?_ (converted to WGS84). Comment
  UC1125748  Minuartia californica H. S. Yates 1935-4-26 5161 Calaveras 1/2 mi se Comanche; Jackson Quadrangle Comment
  CAS-BOT-BC174679  Minuartia cismontana John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52980 Calaveras 2 1/2 miles sw. of Avery on Sheepranch road 1036 Comment
  CHSC22613  Minuartia douglasii Robert A. Schlising 1963-4-27 2529 Calaveras Table Mt., NW of bridge over Stanislaus River along O'Byrnes Ferry Road to Copperopolis. 335 Comment
  JEPS77312  Minuartia douglasii Robert M. Lloyd 1963-4-27 2442 Calaveras 7 mi s Copperopolis (on road to State Hwys 108 and 120); Table Mt. 335 Comment
  JEPS63333  Monardella breweri subsp. lanceolata W. L. Jepson 1890-8-5 50 h Calaveras Snowdon Ranch within 3 miles (towards Murphy) of Calaveras Big Trees Comment
  JEPS63336  Monardella breweri subsp. lanceolata W. L. Jepson 1890-8-5 50 i Calaveras On grade road between Altaville and Murphy's (Washington Flat) 426 Comment
  JEPS63334  Monardella breweri subsp. lanceolata W. L. Jepson 1890-8-7 50 f Calaveras Snowdon Ranch Sierra foothills Comment
  UCD18697  Monardella breweri subsp. lanceolata Roman Gankin 1956-6-26 191 Calaveras Roadside near Murphy's Hwy 4. Comment
  SD129504  Monardella odoratissima B. Pitzer, S. Morgan, H Soldan 1988-5-31 997 Calaveras Hwy 49, just S of Carson Hill & 11.2 mi. NW of Sonora; 1.9 mi. NW of Tuolumne County line. 427 Comment
  UCD40132  Monardella odoratissima Rodney Gale Myatt 1970-8-25 563 Calaveras About 2 mi. from White Pines community, adjacent to town of Arnold, Hwy 4, and above Angels Camp. 1219 Comment
  CAS-BOT-BC222754  Monardella odoratissima G. L Smith 1958-6-28 973 Calaveras 3 miles north of San Andreas Comment
  CAS-BOT-BC222051  Monardella odoratissima subsp. pallida W. R. Dudley 1906-8-7 s.n. Calaveras Near Gardner Comment
  UCR249892  Monardella sheltonii George K. Helmkamp, Mary Alice Barnes 2013-5-17 20634 Calaveras Northern Sierra Nevada Mountains Foothills, Poloma Road at its junction with Cosgrove Creek Road, 3 miles NE (30 deg. ) of Valley Springs 279 Comment
  CAS-BOT-BC220209  Monardella stebbinsii Alice Eastwood 1929-9-2 s.n. Calaveras Murphys Comment
Read comments Jul 19 2018
  CAS-BOT-BC220210  Monardella stebbinsii F. E. Blaisdell, M. D. June s.n. Calaveras Mokelumne Hill 396 Comment
Read comments Jul 19 2018
  JEPS62427  Monardella villosa subsp. villosa W. L. Jepson 1890-8-5 40 c Calaveras Washington Flat, between Altaville and Murphys Camp, Calaveras Big Tree road. 426 Comment
  UC5773530  Monardella villosa subsp. villosa P. L. Johannsen 1936-5-29 889 Calaveras 3/4 mi se Dogtown; Jackson Quadrangle 426 Comment
  CAS-BOT-BC444894  Montia fontana John Thomas Howell; Gordon H. True; Barbara T. Menzies; Roberta Shockey 1978-4-5 52815 Calaveras Camp Nine Road northeast of Vallecito 609 Comment
  CAS-BOT-BC444913  Montia fontana Alice Eastwood 1923-4-11 11613 Calaveras Angels Camp Comment
  UC634935  Montia fontana H. L. Mason 1929-4-7 5194 Calaveras 3 mi above Valley Spring Comment
  JEPS77980  Montia linearis Edward Lee 1936-4-9 1873 Calaveras San Antonio Creek, where it crosses the Murphy's Sheep Ranch Road San Antonio Creek Comment
  UC1076529  Montia linearis Herbert L. Mason 1936-4-11 11059 Calaveras Creek s of Sheep Ranch (San Antonio Creek); San Antonio Creek Comment
  RSA129314  Muhlenbergia filiformis C. M. Belshaw 1936-7-4 2430 Calaveras 2 miles NE of Dorrington. 1616 Comment
  SBBG37469  Muhlenbergia filiformis T. L. Secrest 1950-8-8 Calaveras Big Meadow 2042 Comment
  RSA113093  Muhlenbergia filiformis P. C. Everett, E. K. Balls 1956-7-11 22075 Calaveras 4.3 miles SW from Big Meadow, State Hwy. 4, Ebbetts Pass Road. 1982 Comment
  SEINET5624574 Image available Myosotis Edwin L. Greene s.n. Calaveras Calaveras County; B.J. Grove Comment
  UCD87910  Nassella lepida W. R. Powell 1968-5-7 1483 Calaveras 4 miles southwest of Angels Camp. 685 Comment
  UC1103135  Nassella pulchra Joseph P. Tracy 1921-5-18 5611 Calaveras Copperopolis Foothill Region 304 Comment
  UCD87683  Nassella pulchra R. Tofsrud 1948-8-1 s.n. Calaveras About 6 mi. SW of Copperopolis. Comment
  UC570563  Navarretia capillaris Frank W. Peirson 1935-7-23 11544 Calaveras Big Meadow , Big Meadow (N Fork Stanislaus River Region) 1981 Comment
  RSA113048  Navarretia capillaris Percy C. Everett, E. K. Balls 1956-7-12 22101 Calaveras 1 mi. SW from Big Meadow, State Highway 4, Ebbetts Pass Road 2073 Comment
  CHSC118346  Navarretia crystallina Dean Wm. Taylor 2016-5-17 21650 Calaveras Flora of the Sierra Nevada. Avery-Sheep Ranch Road 1.8 miles west of Avery and the intersection with Highway 4 therein. 1104 Comment
  RSA113032  Navarretia divaricata Percy C. Everett, E. K. Balls 1956-7-11 22039 Calaveras 1.2 mi. ne. of Dorrington Ranger Station, State Hwy 4, Ebbetts Pass Road. 1524 Comment
  SBBG30791  Navarretia divaricata T. L. Secrest 1950-8-8 Calaveras Big Meadow 2042 Comment
  UC52437 Image available Navarretia divaricata J. Burtt Davy MAY 18-30, 1895 1623 Calaveras Comment
  UC963776  Navarretia divaricata Herbert L. Mason 1926-5-31 3354 Calaveras 1.2 mi sw Calaveras Big Trees Comment
  JEPS101677  Navarretia divaricata subsp. vividior Dean W. Taylor 1999-5-20 17162 Calaveras Table Mountain, ca. 3 air miles ESE of Murphys, on flat volcanic surface west from Ponderosa Way and reached via Camp Nine Road 822 Comment
Read comments Apr 23 2019
  JEPS70274  Navarretia eriocephala Joseph P. Tracy 1921-5-18 5593 Calaveras Copperopolis Foothill Region 304 Comment
  JEPS70301  Navarretia filicaulis W. L. Jepson 1902-10-6 2174 a Calaveras Gwin Mine 335 Comment
  JEPS70332  Navarretia intertexta W. L. Jepson 1923-5-25 9909 Calaveras Valley Springs Comment
  JEPS70341  Navarretia intertexta Joseph P. Tracy 1921-5-19 5650 Calaveras Salt Springs Valley 304 Comment
  UC52870  Navarretia intertexta J. Burtt Davy May 18 1895-May 30 1895 1224 Calaveras Milton Comment
  OBI11325  Navarretia intertexta R. F. Hoover 1969-6-14 11376 Calaveras Sheep Ranch Road, S.of Railroad Flat Comment
  UCD48466  Navarretia intertexta W. R. Powell 1968-5-20 1517 Calaveras 3 miles east-southeast of Railroad Flat, Calaveras County, California. 1021 Comment
  CDA16463  Navarretia intertexta subsp. intertexta G. F. Hrusa 2000-6-12 15483 Calaveras Sierra Nevada; Tributary of Black Creek, ~3 mi. S of Copperopolis. At power substation. 182 Comment
  JEPS104827  Navarretia intertexta subsp. intertexta Dean W. Taylor 1995-6-24 15106 Calaveras canyon of Esperanza Creek; about 4 road miles south of Railroad flat; 0.3 stream miles downstream from the point where the road leaves the canyon 731 Comment
  RSA87966  Navarretia leptalea Verne Grant, Alva Grant 1954-6-25 9440 Calaveras On Ebbetts Pass Road near eastern boundary of Calaveras Big Trees State Park 1524 Comment
  RSA87965  Navarretia leptalea subsp. bicolor Verne Grant, Alva Grant 1954-6-25 9439 Calaveras Ebbetts Pass Road 2043 Comment
  JEPS33159  Navarretia leptalea subsp. leptalea Rimo Bacigalupi and L. R. Heckard 1962-8-5 8668 Calaveras Big Meadow 1981 Comment
  JEPS69652  Navarretia leptalea subsp. leptalea W. L. Jepson 1923-8-8 10078 Calaveras Calaveras Grove 1432 Comment
  SD239875  Navarretia leptalea subsp. leptalea G. K. Helmkamp, E. A. Helmkamp 2011-7-12 17736 Calaveras Sierra Nevada Mountains: Winton Road (Forest Route 7N03), 16.2 miles east of its junction with CA-26 in West Point (Garnet Hill 7.5'Q) 1668 Comment
  UC106893  Navarretia leptalea subsp. leptalea unknown 1890-7-2 Calaveras Big Trees Comment
  HSC84114  Navarretia leucocephala Dale McNeal 1982-5-9 2633 Calaveras Beside Jenny Lind Rd., 0.2 mi. S of its junction with Hwy. 26 at Stone Corral. Comment
  UCD39790  Navarretia leucocephala subsp. leucocephala Collector Unknown 1950-5-13 s.n. Calaveras 2 miles S. Bellota. Comment
  JEPS12980  Navarretia mellita Rimo Bacigalupi with G. T. Robbins 1955-5-5 5026 Calaveras 0.4 mi n Pardee Dam (along road to Buena Vista) 137 Comment
  SEINET4673693  Navarretia paradoxiclara David Gowen 2012-6-5 1180 Calaveras North end of New Hogan Lake, east of Valley Springs.; 0 Comment
  JEPS101627  Navarretia pubescens Dean W. Taylor 1998-6-5 16485 Calaveras Highway 4 2.5 road miles N of Copperopolis; watershed Black Creek on gentle slope 0.3 miles E of the highway 487 Comment
  JEPS79939  Navarretia pubescens Joseph P. Tracy 1921-5-18 5592 Calaveras Copperopolis Foothill Region 304 Comment
  SEINET9358604  Navarretia pubescens Unknown 2000-6-12 15486 Calaveras Calaveras County Comment
  SEINET14160490  Navarretia pubescens R. D. Rosiberry 1935-5-20 189 Calaveras 1 1/4 miles southwest of Bunson. Comment
  UC52809  Navarretia tagetina J. Burtt Davy May 18 1895-May 30 1895 1230 Calaveras Milton Comment
  UC29169  Nemacladus interior Edw. L. Greene 1889-6-13 Calaveras Comment
  CHSC57017  Nemophila heterophylla Steven Triano 1988-5-1 142 Calaveras Moist stream bank along N Fork Murray Creek. 512 Comment
  JEPS3156  Nemophila heterophylla W. L. Jepson 1902-5-14 1785 Calaveras Gwin Mine Comment
  RSA0042390  Nemophila heterophylla George K. Helmkamp, Elizabeth A. Helmkamp 2013-5-24 20680 Calaveras Whiskey Slide Road, just east of West Murray Creek Road, c. 4.7 miles SE of Jesus Maria Road 677 Comment
  SEINET7072964  Nemophila heterophylla A. G. Vestal 1963-5-28 s.n. Calaveras About 0.3 mile above West Point Junction on Route 26 south of Route 88. Coordinate datum: WGS84/NAD83. (38? deg. 24' 22" North Latitude, -120? deg. 31' 50" West Longitude; UTM Zone 10, 715635mE, 4253559mN. Coordinate datum: NAD27). Comment
  UC67246  Nemophila heterophylla W. L. Jepson May, 1902 1785 Calaveras Gwin Mine Comment
  CDA20962  Nemophila heterophylla G. F. Hrusa 1993-4-21 10812 Calaveras Sierra Nevada; Immed. E of bridge over San Antonio Creek on Dogtown Rd., 4.5 km. E of San Andreas. Comment
  SBBG29935  Nemophila maculata H. L. Mason 1936-4-10 11053 Calaveras rd from Altaville to Murphy's, 0.25 mi E of Angel's Camp Comment
  SEINET7096794  Nemophila maculata A. G. Vestal 1955-4-2 3613 Calaveras Ca. 0.2 miles south of Altaville on Route 4. NAD27, 38.0783? deg. , -120.5578?_ (converted to WGS84). UTM Zone 10 714212mE, 4217115mN. Comment
  UC506897  Nemophila maculata F. G. Renner 1933-4-18 R 1206 Calaveras 3 mi nw Altaville (1500' Contour Plot. Sonora--San Andreas Rd.); Stanislaus Forest Front; nw of Altaville 457 Comment
  UC880896  Nemophila maculata Lewis S. Rose 1941-4-24 41173 Calaveras 4 mi s Sheep Ranch; s of Sheep Ranch 731 Comment
  RSA26658  Nemophila maculata H. C. Cantelow 1940-5-26 s.n. Calaveras Southwest of Calaveras Big Trees. Comment
  HSC12240  Nemophila menziesii Gary J. Stebbins 1970-3-28 43 Calaveras Along Whiskey Slide Rd. .2 mi. S of Jesus Maria Creek 488 Comment
  UC1239750  Nemophila pedunculata Joseph P. Tracy 1921-5-23 5716 Calaveras valley three mi w Avery (Sierra Nevada Mountains); , w of Avery 944 Comment
  POM216811  Nemophila pedunculata H. F. Copeland 1934-3-11 s.n. Calaveras Between Murphy s and Calaveras Big Trees. Comment
  SD234886  Nemophila pulchella var. gracilis G. K. Helmkamp, E. A. Helmkamp 2008-4-11 13267 Calaveras Sierra Nevada Mountains Foothills: junction of Fricot City Road and Calavaritas road, southeast of the city of San Andreas. 433 Comment
  UCR197256  Nemophila pulchella var. gracilis George K. Helmkamp, E. A. Helmkamp 2008-4-11 13267 Calaveras Sierra Nevada Mountains Foothills, junction of Fricot City Road and Calavaritas Road, southeast of the city of San Andreas 433 Comment
  CAS-BOT-BC233454  Nicotiana glauca John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52941 Calaveras Mokelumne Hill 457 Comment
  CDA16488  Odontostomum hartwegii G. F. Hrusa 2000-6-12 15454 Calaveras Sierra Nevada; Creekbed of Black Creek, ~3 mi. S of Copperopolis. 198 Comment
  CAS-BOT-BC140160  Oemleria cerasiformis F. E. Blaisdell, M. D. s.n. Calaveras Mokelumne Hill Comment
  SEINET7249316  Onagraceae George K. Helmkamp, Elizabeth Helmkamp 2013-1 Calaveras Comment
  SBBG30885  Oreostemma alpigenum var. andersonii T. L. Secrest 1950-8-8 Calaveras Big Meadow 2042 Comment
  UC27852  Orobanche bulbosa J. Burtt Davy May 18 1895-May 30 1895 1625 Calaveras slopes and summit of the Table Hills near Sheep Ranch and El Dorado Reservoir El Dorado Reservoir; Table Hills Comment
  UC27864  Orobanche fasciculata J. Burtt Davy May 18-30, 1895 Calaveras Sheep Ranch. Comment
  UC27865  Orobanche fasciculata J. Burtt Davy May 18-30, 1895 1527 Calaveras Murphy's Camp. Comment
  RSA516535  Orthocarpus hispidus W. L. Jepson 1923-8-13 10126 Calaveras Big Meadow. 2012 Comment
  SD240825  Osmorhiza berteroi George K. Helmkamp, E. A. Helmkamp 2011-6-17 17564 Calaveras Foothills, Northern Sierra Nevada Mountains: Winton Road, 0.8 mile northeast of CA-26 at West Point (West Point 7.5'Q) 977 Comment
  RSA757006  Osmorhiza brachypoda George K. Helmkamp, E. Helmkamp 2009-7-30 15320 Calaveras Ottawa Drive, 0.1 mile south of its junction with CA-4, 1.2 miles northeast of Dorrington 1471 Comment
  UCR207445  Osmorhiza brachypoda George K. Helmkamp, E. A. Helmkamp 2009-7-30 15320 Calaveras Sierra Nevada Mountains, Ottawa Drive, 0.1 mile south of its junction with CA-4, 1.2 miles northeast of Dorrington 1471 Comment
  UCD40197  Osmorhiza chilensis Rodney Gale Myatt 1970-5-23 s.n. Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  UCR197591  Osmorhiza chilensis George K. Helmkamp, E. A. Helmkamp 2008-5-29 13537 Calaveras Sierra Nevada Mountains Foothills, Utica Powerhouse Road parallel to CA-4 and 0.4 mile from the road junction; at the Utica Creek crossing 759 Comment
  CDA25215  Oxalis laxa G. K. Helmkamp, E. A. Helmkamp 2008-4-11 13250 Calaveras Sierra Nevada Mountains Foothills; Along Fricot City Road, 1.8 miles northwest of CA-49, c. 4.6 miles (air) southeast of San Andreas. Comment
  RSA790863  Oxalis laxa George K. Helmkamp, E. A. Helmkamp 2012-5-15 18990 Calaveras At a crossing of Murray Creek along Murray Creek Road. 1.8 mi east of Pope Road in San Andreas. 351 Comment
  UCR230066  Oxalis laxa George K. Helmkamp, E. A. Helmkamp 2011-5-19 17311 Calaveras Sierra Nevada Foothills, Paloma Road, 3.1 miles southwest of its junction with CA-26, 4 miles NE (34 deg. ) of Valley Springs 352 Comment
  UCR235501  Oxalis laxa George K. Helmkamp, E. A. Helmkamp 2012-5-15 18990 Calaveras Northern Sierra Nevada Mountains Foothills, at a crossing of Murray Creek along Murray Creek Road; 1.8 miles east of Pope Road in San Andreas 351 Comment
  JEPS15798  Oxypolis occidentalis W. L. Jepson 1923-8-17 10191 Calaveras Frenchman Mdw. Dorrington Comment
  POM146296  Paeonia brownii E. E. Stanford 1927-5-21 375 Calaveras About 4 miles SE of Avery. 1220 Comment
  UC1151679  Panicum acuminatum var. acuminatum Beecher Crampton 1959-6-2 5283 Calaveras 1 mi e Camanche; e of Camanche Comment
  UCD88395  Panicum acuminatum var. fasciculatum Beecher Crampton 1959-6-2 5325 Calaveras 1 mile west of Jesus Maria, north fork of Calaveras River, at junction with Jesus Maria Creek. Comment
  CAS-BOT-BC253662  Panicum capillare John Thomas Howell 1954-9-6 30067 A Calaveras Altaville 469 Comment
  CAS-BOT-BC520339  Panicum dichotomiflorum George K. Helmkamp; E. A. Helmkamp 2012-9-21 19883 Calaveras Eastern San Joaquin Valley: Jenny Lind Road (Co. Rd J14), 0.2 mi S of jct with CA-26, WSW of Rancho Calaveras 99 Comment
  UCR241332  Panicum dichotomiflorum George K. Helmkamp, E. A. Helmkamp 2012-9-21 19883 Calaveras Eastern San Joaquin Valley, Jenny Lind Road (Co. Rd J14), 0.2 mile south of its junction with CA-26, WSW of Rancho Calaveras 99 Comment
  SEINET246025 Image available Panicum occidentale Beecher Crampton 1959-6-2 5283 Calaveras 1 mile east of Camanche. Comment
  JEPS40884  Parvisedum pumilum M. A. Reif 1962-4-1 Calaveras 12 mi w of Valley Springs (along State Highway 8); State Highway 8 243 Comment
  UC570283  Parvisedum pumilum C. M. Belshaw 1936-4-11 1853 Calaveras Table Top Mountain 213 Comment
  UCD158940  Parvisedum pumilum G. Ledyard Stebbins 1972-5-28 8092 B Calaveras East end of Bailey Ridge, about 16 miles east of West Point. (Exact location unknown. Coordinates estimated by label maker.) 1493 Comment
  UCR257176  Paspalum dilatatum George K. Helmkamp, E. A. Helmkamp 2013-11-9 22479 Calaveras Sierra Nevada Mountains Foothills, Gwin Mine Road, 1.3 rd. miles north of Paloma Rd. at Paloma, 3.3 miles SW (242 deg. air) of Mokelumne Hill 384 Comment
  CDA16478  Paspalum distichum G. F. Hrusa 2000-6-12 15468 Calaveras Sierra Nevada; Wet creekbed on E margin of site, tributary of Black Creek, ~3 mi. S of Copperopolis. At power substation. Colony in standing water. Perennial. 182 Comment
  CDA15783  Pectocarya pusilla G. F. Hrusa 1993-4-21 10803 Calaveras Immediately E of bridge over San Antonio Creek on Dogtown Rd., 4.5 km E of San Andreas. Comment
  CAS-BOT-BC67784  Pellaea andromedifolia John Thomas Howell; Gordon H. True; Barbara T. Menzies; Roberta Shockey 1978-4-5 52807 Calaveras Sierra Nevada - Camp Nine Road northeast of Vallecito 609 Comment
  CAS-BOT-BC67576  Pellaea mucronata A. F. Hough 1925-10-15 S 204 Calaveras Stanislaus Forest - Lower Beaver Creek canyon near end of Tunnell-Ditch trail 1249 Comment
  CAS-BOT-BC67620  Pellaea mucronata Volney Rattan 1883-3-1 s.n. Calaveras Rattan's Ranch Comment
  RSA167777  Pellaea mucronata R. F. Thorne, Percy C. Everett 1964-4-16 33715 Calaveras 2.1 miles up Hawver Road and ca 3.5 miles north of San Andreas 457 Comment
  UC54985  Penstemon azureus var. angustissimus Jos. Burtt Davy May 1895 1616 Calaveras near Sheep Ranch; near Sheep Ranch 762 Comment
  UCD124281  Penstemon laetus W. R. Powell 1968-6-19 1568 Calaveras 3.1 miles northeast of Blue Mountain Lookout. 1645 Comment
  RSA113107  Penstemon laetus var. laetus Percy C. Everett, E. K. Balls 1956-7-11 22027 Calaveras 1.2 mi. ne. of Dorrington Ranger Station, State Hwy 4, Ebbetts Pass Road. 1524 Comment
  RSA112986  Penstemon laetus var. laetus Percy C. Everett, E. K. Balls 1956-7-11 22051 Calaveras 2 mi. NE from Big Trees, State Highway 4, Ebbetts Pass road 1463 Comment
  CAS-BOT-BC245686  Penstemon newberryi var. newberryi G. L. Stebbins 1972-5-28 8088 Calaveras 7 miles northeast of West Point at Devil's Nose 1432 Comment
  CAS-BOT-BC245685  Penstemon newberryi var. newberryi J. F. Emmel 1968-7-4 72 Calaveras Along Stanislaus River, near Big Meadows Comment
  CAS-BOT-BC239424  Penstemon rydbergii var. oreocharis W. P. Steinbeck 1923-6-1 s.n. Calaveras Salt Spring Reservoir Comment
  CAS-BOT-BC71548  Pentagramma pallida Barbara T. Menzies 1976-1-1 4 Calaveras Camp Nine Road 457 Comment
  CAS-BOT-BC71549  Pentagramma pallida Barbara T. Menzies 1976-1-1 5 Calaveras Camp Nine Road 457 Comment
  UCR253534  Pentagramma triangularis subsp. triangularis George K. Helmkamp, Amy Barnes 2013-9-23 22311 Calaveras Sierra Nevada Mountains Foothills, Utica Powerhouse Road (beside Angel's Creek), 0.6 mile northeast of its junction with CA-4 974 Comment
  UC1123111  Perideridia bacigalupii C. M. Belshaw 1936-7-22 2510 Calaveras 2.2 mi ssw Jesus Maria; Jackson Quadrangle Comment
  UC765517  Perideridia bolanderi subsp. involucrata R. F. Hoover 1937-6-10 2431 Calaveras near Comanche Comment
  UCD162360  Perideridia californica Chuck Hughes 2015-5-6 422 Calaveras Hogan Dam Road at Bear Creek. About 70 ft east of Hogan Dam Road. 273 Comment
  SEINET4178665 Image available Perideridia lemmonii George K. Helmkamp, E. A. Helmkamp 2010-8-3 16708 Calaveras Northern Sierra Nevada Mountains: Forest Route 7N23, 0.1 mile north of junction with CA-4. 2004 Comment
  UCR215776  Perideridia lemmonii George K. Helmkamp, E. A. Helmkamp 2009-7-30 15347 Calaveras Northern Sierra Nevada Mountains, Forestry Route 6N45, just north of its junction with CA-44, 15.1 miles northeast of Arnold 2018 Comment
  JEPS12396  Perideridia parishii subsp. latifolia W. L. Jepson 1923-8-10 10120 Calaveras Dorrington 1463 Comment
  CAS-BOT-BC413690  Persicaria hydropiper John Thomas Howell 1954-9-6 30086 Calaveras 3 miles se. of Angels Camp Comment
  CAS-BOT-BC418927  Persicaria lapathifolia F. E. Blaisdell, M. D. No date on label s.n. Calaveras Mokelumne Hill Comment
  CAS-BOT-BC419185  Persicaria maculosa F. E. Blaisdell, M. D. No date on label s.n. Calaveras Mokelumne Hill Comment
  JEPS100777  Petrorhagia dubia Dean W. Taylor 1999-4-29 17141 Calaveras serpentine hilltop ca 1 mile NW of Carson Hill on Highway 49 548 Comment
  UCR218141  Petrorhagia dubia George K. Helmkamp, Amy Barnes 2010-5-7 16001 Calaveras Sierra Nevada Mountains Foothills, Mountain Ranch Road, 3.2 miles east of San Andreas 436 Comment
  UCR136760  Phacelia cicutaria var. cicutaria E. E. Stanford 1930-3-30 1208 Calaveras Sierra Nevada Foothills, 2 mi east of Jenny Lind 244 Comment
  UCR231109  Phacelia corymbosa George K. Helmkamp, E. A. Helmkamp 2011-9-16 18283 Calaveras Northern Sierra Nevada Mountains Foothills, Bald Mountain Road, 1.5 miles SW of Hunter Creek crossing, 7.3 miles NE of the junction of Blue Mountain Rd and Rail Road Flat Rd 1037 Comment
  UC24305  Phacelia egena J. Burtt Davy May 18 1895-May 30 1895 1603 Calaveras Table Hills Comment
  UCR229569  Phacelia hastata var. compacta George K. Helmkamp, Ann Kerchner, Amy Barnes 2011-8-13 18051 Calaveras Northern Sierra Nevada Mountains, Black Springs Road [Forest Route 7N23], 1.7 miles north of its junction with CA Hwy 4 2058 Comment
  SD255772  Phacelia hastata var. hastata George K. Helmkamp 2014-5-17 22897 Calaveras Sierra Nevada Mountains Foothills; 3.0 miles NE of Mokelumne Hill along Ca 26, 2.4 miles east of the junction with Jesus Maria Road. 527 Comment
  UCR197818  Phacelia hastata var. hastata George K. Helmkamp, E. A. Helmkamp 2008-5-8 13411 Calaveras Sierra Nevada Mountains Foothills, along CA-26, 1.7 miles northeast of Glencoe 674 Comment
  RSA109858  Phacelia hydrophylloides Percy C. Everett, E. K. Balls 1956-7-12 22122 Calaveras Half a mile southwest from Calaveras-Alpine county line, State Highway 4, Ebbetts Pass Road. 2149 Comment
  UC107567  Phacelia imbricata Dr. F. E. Blaisdell 1893-1 Calaveras Mokelumne Hill Comment
  RSA113102  Phacelia mutabilis Percy C. Everett, E. K. Balls 1956-7-11 22032 Calaveras 1.2 miles northeast from Dorrington Ranger Station, State Highway 4, Ebbetts Pass Road. 1524 Comment
  UCD120639  Phacelia mutabilis W. R. Powell 1968-6-19 1566 Calaveras 2.9 miles northeast of Blue Mountain Lookout and 8 miles north of Arnold. 1615 Comment
  UCD120668  Phacelia racemosa W. R. Powell 1968-6-21 1580 Calaveras 5 miles west of Big Meadow and 2 miles east-southeast of Hermit Spring. 1981 Comment
  CAS-BOT-BC258848  Phalaris aquatica John Thomas Howell 1954-5-18 29860 Calaveras Altaville 457 Comment
  UCD88170  Phalaris aquatica Wm. Mentz 1921-11-1 s.n. Calaveras Avery. 1219 Comment
  UCD117280  Philadelphus lewisii G. K. Helmkamp; E. A. Helmkamp 2006-6-29 10777 Calaveras Northern Sierra Nevada: Along Hwy CA-26, 12.3 miles E of the Mokelumne Hill turnoff from Hwy CA-49. 640 Comment
  RSA0057777  Philadelphus lewisii C. W. Tilforth, John Dourley 1979-7-24 1881 Calaveras Utica Power House Rd. off Hwy 4 north of Murphys. Comment
  SEINET6641371  Philadelphus lewisii W. W. Eggleston 1913-7-1 9445 Calaveras Calaveras Ranger Station, Stanislaus Forest, Avery 1000 Comment
  SEINET12215922  Philadelphus lewisii subsp. californicus C. W. Tilforth, Dourley, J. 1979-1 1881 Calaveras Utica Power House Rd, off Hwy 4 N of Murphys Comment
  SEINET7096805  Phlox gracilis A. G. Vestal 1955-4-2 3640 Calaveras North of Milton on Hunt Road. NAD27, 38.0356? deg. , -120.8500?_ (converted to WGS84) UTM Zone 10, 688688mE, mN, 4211741,mN. Comment
  UC506884  Phlox gracilis F. G. Renner 1933-4-18 R- 1202 Calaveras 3 mi nw Altaville (1500 Contour Plot, Sonora-San Andreas Rd, Stanislaus Forest Front); Stanislaus Forest 457 Comment
  UCR166280  Phlox gracilis George K. Helmkamp, E. A. Helmkamp 1995-6-22 95-4- 19 Calaveras Sierra Nevada Mtns, along Calif. Hwy 4, 2.5 mi NE of Arnold 1479 Comment
  CDA40291  Phlox gracilis T. C. Fuller 1962-5-1 8328 Calaveras Le Cron ranch, 2.8 miles southwest of West Point. 0 Comment
  CDA40276  Phlox speciosa subsp. occidentalis R. P. Allen 1960-4-14 4076 Calaveras Highway 88, 4 miles east of Jackson. Comment
  UC1069428  Pholistoma auritum J. A. Rutter 1935-4-22 126 Calaveras 3 mi. n.-n.e. Telegraph City; Copperopolis Quad. Comment
  JEPS78096  Phoradendron villosum Gary W. Zamzow 1972-7-6 66 Calaveras 8 mi. n. Columbia (on rd. between Columbia and Vallecito) 609 Comment
  UCR233332  Phoradendron villosum George K. Helmkamp, E. A. Helmkamp 2011-3-29 17112 Calaveras Eastern San Joaquin Valley, Oak Grove, along CA-26, at the junction with Josephine Lane, c. 0.5 mile southwest of Jenny Lind Road 117 Comment
  JEPS60078  Pilularia americana W. L. Jepson 1923-3-28 9933 Calaveras Burson 152 Comment
  JEPS89848  Pilularia americana Dean William Taylor 1969-3-26 46 Calaveras 2 mi. up Waverly rd. from junction of Shelton rd. 91 Comment
  CAS-BOT-BC76934  Pilularia americana John Thomas Howell 1930-4-13 4709 Calaveras Valley Springs 213 Comment
  UC1239798  Pilularia americana Joseph P. Tracy 1921-5-22 5685 1/2 Calaveras old reservoir near Calaveritas Creek (on Angel's Camp-San Andreas rd.); Foothill Region 365 Comment
  SEINET4689909 Image available Pinus lambertiana Paul D. Sorensen 1981-1 8140 Calaveras vicinity of Big Tree State Park 1600 Comment
  CAS-BOT-BC79019  Pinus ponderosa W. R. Dudley 1906-8-23 s.n. Calaveras South Grove, Calaveras Big Trees Comment
  CAS-BOT-BC79020  Pinus ponderosa John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-6-26 53011 Calaveras near Dorrington 1524 Comment
  SEINET4691737  Pinus ponderosa George K. Helmkamp, Amy Barnes 2013-1 22343 Calaveras Northern Sierra Nevada Mountains: SE of White Pines Reservoir, 0.6 mile NE of Arnold. 1184 Comment
  JEPS48213  Pinus sabiniana W. L. Jepson 1923-8-17 10203 Calaveras near Avery station Comment
  RSA232064  Pinus sabiniana C. W. Tilforth 1972-9-12 694 Calaveras Along side-road east of Highway 49 at San Andreas. 335 Comment
  UC1561204  Piperia elongata Barbara Ertter 1986-5-11 6114 Calaveras ca 2 air mi nw Valley Springs (crest of Campo Seco Rd, w of Campo Seco, 1 mi from jct Bueno Vista Rd, near collapsing old building) 121 Comment
  RSA113020  Piperia transversa Percy C. Everett, E. K. Balls 1956-7-11 22040 Calaveras Calalveras County: 1.5 miles NE from Arnold, Hwy4, Ebbetts Pass road, Yellow Pine Forest Plant community. 1220 Comment
  CAS-BOT-BC254385  Piptatherum miliaceum Barbara T. Menzies 1976-1-1 s.n. Calaveras Parrotts Ferry Bridge Comment
  UCR197406  Pityrogramma triangularis George K. Helmkamp, E. A. Helmkamp 2008-3-18 13188 Calaveras Sierra Nevada Mountains Foothills, Jesus Maria Road, 2.4 miles southeast of its junction with CA-26; beside Jesus Maria Creek 305 Comment
  UCR184940  Pityrogramma triangularis var. triangularis George K. Helmkamp, E. A. Helmkamp 2007-4-26 11836 Calaveras Foothills, Northern Sierra Nevada Mountains, along Calif. Hwy 49, 1 mile west of Mokelumne Hill, 1.7 miles south of the Amador County line 370 Comment
  JEPS101574  Plagiobothrys austiniae Dean W. Taylor 1999-4-28 17133 Calaveras along Highway 26 0.5 miles S of Junction with Highway 12 188 Comment
  UCR249937  Plagiobothrys austiniae George K. Helmkamp 2013-3-14 20187 Calaveras San Joaquin Valley/Sierra Nevada Foothills, Jenny Lind Road (County Road J14) 0.1 mile north of its junction with Kirby Road, 24 mi. NE of Stockton 91 Comment
  RSA516989  Plagiobothrys austiniae Barbara Ertter, D. W. McNeal 1987-4-18 6859 Calaveras Vernal pools on E side of Milton road 0.3 miles S of jct with Hwy 26, NW of Jenny Lind 91 Comment
  UC1063799  Plagiobothrys bracteatus N. K. Carlson 1936-4-10 382 Calaveras 1.6 mi nne Smith Flat (Plot 29); Copperopolis Quadrangle 213 Comment
  SBBG115736  Plagiobothrys canescens B. Crampton 1968-4-30 8255 Calaveras 0.5 mi E of Milton Comment
  UCD33208  Plagiobothrys fulvus var. campestris Beecher Crampton 1967-5-9 7901 Calaveras 1 mile east of Red House Ranch. Comment
  SDSU21776  Plagiobothrys greenei George K. Helmkamp, E. A. Helmkamp 2012-4-4 18680 Calaveras Northern San Joaquin Valley: along CA-26 0.1 mile west of junction with Milton Rd., between Linden & Valley Springs. 67 Comment
  UCD120879  Plagiobothrys greenei W. Robert Powell 1982-4-28 2841 Calaveras 3 air miles south of Jenny Lind, 1/3 mile west of Milton Road. 97 Comment
  CAS-BOT-BC174788  Plagiobothrys nothofulvus G. K. Helmkamp; E. A. Helmkamp 2008-3-22 13238 Calaveras Sierra Nevada Mountains Foothills: along Mokelumne Vista Road at the junction with CA-49, just west of Mokelumne Hill village 479 Comment
  JEPS68093  Plagiobothrys nothofulvus W. L. Jepson 1902-5-17 1804 Calaveras open hilltop Gwin Mine Comment
  SD236239  Plagiobothrys nothofulvus G. K. Helmkamp, E. A. Helmkamp 2008-3-18 13191 Calaveras Sierra Nevada Mountains Foothills: Jesus Maria Road, 3.2 miles southeast of its juncction with CA-26; beside Jesus Maria Creek (Mokelumne Hill 7.5'Q) 319 Comment
  UC1069056  Plagiobothrys nothofulvus J. A. Rutter 1935-4-17 103 Calaveras 1 mi ne Napoleon MIne; Copperopolis Quad. 304 Comment
  UCR250676  Plagiobothrys nothofulvus George K. Helmkamp, Mary Alice Barnes 2013-4-24 20410 Calaveras Northern Sierra Nevada Mountains Foothills, Winton Road, 1.9 miles east of its junction with CA-26 in West Point 652 Comment
  HSC12440  Plagiobothrys nothofulvus Gary J. Stebbins 1970-3-24 23 Calaveras Along road to Pardee Dam, 1.3 mi. N of Valley Springs 198 Comment
  POM161952  Plagiobothrys scouleri var. hispidulus Joseph P. Tracy 1921-5-21 5664 Calaveras Salt Springs Valley. 305 Comment
  UC573116  Plagiobothrys stipitatus H. E. Parks 1928-4-21 Calaveras near Angels Camp Comment
  JEPS77320  Plagiobothrys stipitatus var. micranthus Robert M. Lloyd 1963-4-27 2448 Calaveras 7 mi s Copperopolis (Table Mt., on road to State Hwys 108 and 120); Table Mt. 335 Comment
  SD239652  Plagiobothrys stipitatus var. micranthus George K. Helmkamp, E. A. Helmkamp 2012-4-4 18676 Calaveras Northern San Joaquin Valley: along CA-26, 0.1 mile west of its junction with Milton Road, between Linden & Valley Springs (Valley Springs SW 7.5'Q) 67 Comment
  UCR238429  Plagiobothrys stipitatus var. micranthus George K. Helmkamp, E. A. Helmkamp 2012-4-4 18676 Calaveras Northern San Joaquin Valley, along CA-26, 0.1 mile west of its junction with Milton Road, between Linden & Valley Springs 67 Comment
  UCD121011  Plagiobothrys stipitatus var. micranthus W. Robert Powell 1982-4-28 2842 Calaveras 3 air miles south of Jenny Lind, 1/3 mile west of Milton Road. 97 Comment
  CHSC118014  Plantago erecta G. K. Helmkamp; E. A Helmkamp 2007-3-17 11656 Calaveras Eastern Sacramento Valley: about 1 mile north of Burson on the road to south Comanche Reservoir. 152 Comment
  CDA34533  Plantago erecta R. A. Price 2010-4-16 1614 Calaveras Along Highway 4 about halfway between Copperopolis and Angel s Camp. 0 Comment
  JEPS64402  Platanthera leucostachys W. L. Jepson 1923-8-17 10196 Calaveras swamp border Dorrington, Frenchman Meadow 1432 Comment
  UCR218166  Plectritis brachystemon George K. Helmkamp, Amy Barnes 2010-5-7 15979 Calaveras Sierra Nevada Mountains Foothills, Michel Road, 0.1 mile east of its junction with Mountain Ranch Road. 5.2 mi. east (92.5 deg. ) of San Andreas 512 Comment
  UC1018912  Plectritis ciliosa subsp. ciliosa S. C. Dyal 1938-5-2 714 Calaveras n of Altaville (along San Domingo Creek); San Domingo Creek Comment
  UCR197830  Plectritis ciliosa subsp. insignis George K. Helmkamp, E. A. Helmkamp 2008-4-11 13239 Calaveras Sierra Nevada Mountains Foothills, along Fricot City Road, 1.8 miles northwest of CA-49, c. 4.6 miles (air) SE of San Andreas 387 Comment
  SD236435  Plectritis congesta subsp. brachystemon G. K. Helmkamp, E. A. Helmkamp 2008-3-18 13198 Calaveras Sierra Nevada Mountains Foothills: along CA-49 at the crossing of the North Fork of the Calaveras river, 8.3 miles south of Mokelumne Hill 235 Comment
  CDA11295  Plectritis macrocera G. F. Hrusa 1993-4-21 10806 Calaveras Sierra Nevada Foothills; Immed. E of bridge over San Antonio Creek on Dogtown Rd. 4.5 km. E of San Andreas. Comment
  JEPS14274  Plectritis macrocera G. T. Robbins 3515 B Calaveras near Vallecito Comment
  UC999813  Plectritis macrocera S. C. Dyal 1938-5-2 707 Calaveras near bridge over North Fork Calaveras River North Fork Calaveras River Comment
  POM125398  Plectritis macrocera subsp. macrocera Alice Eastwood 1923-4-11 11593 Calaveras Angeles Camp. Comment
  JEPS59072  Pleuricospora fimbriolata W. L. Jepson 1923-8-7 10052 Calaveras Dorrington 1463 Comment
  CAS-BOT-BC458154  Pleuricospora fimbriolata W. P. Steinbeck 1932-6-29 s.n. Calaveras Calaveras Grove of Big Trees Comment
  UCR175144  Poa George K. Helmkamp, E. A. Helmkamp 2006-6-29 10786 Calaveras Northern Sierra Nevada foothills, along Calif. Hwy 26, 12.3 miles east of the Mokelumne Hill turnoff from Calif. Hwy 49 640 Comment
  CAS-BOT-BC244354  Poa annua Barbara T. Menzies 1976-1-1 41 Calaveras Natural Bridge on Coyote Creek 457 Comment
  UC1132569  Poa annua P. L. Johannsen 1936-4-17 860 Calaveras 2 mi ne Wheats (Plot 6); Jackson Quadrangle Comment
  UC1132574  Poa annua N. K. Carlson 1936-4-7 330 Calaveras 2.5 mi ene Greene Springs Mine (Plot 8); Copperopolis Quadrangle Comment
  UCD90270  Poa bolanderi A. A. Beetle 1942-7-28 3798 Calaveras At county line bordering Alpine County. 2148 Comment
  UCD90585  Poa bolanderi subsp. bolanderi W. R. Powell 1968-6-21 1582 Calaveras 5 miles west of Big Meadow and 2 miles east-southeast of Hermit Spring. 1981 Comment
  SEINET4178838 Image available Poa bulbosa George K. Helmkamp, E. A. Helmkamp 2011-3-29 17108 Calaveras San Joaquin Valley: along Warren Road near Long Horn Ct., 0.4 mile north of junction with CA-26. 56 Comment
  UCR87667  Poa bulbosa George K. Helmkamp, E. A. Helmkamp 1995-6-22 95-4- 29 Calaveras Sierra Nevada Mtns, along Calif. Hwy 4, 2.5 mi NE of Arnold 1479 Comment
  CAS-BOT-BC254888  Poa bulbosa D. Joses 1963-4-16 s.n. Calaveras Adjacent to County Fairgrounds, San Andreas Comment
  UCR250336  Poa pratensis subsp. pratensis George K. Helmkamp, Elizabeth Helmkamp 2013-5-24 20705 Calaveras Northern Sierra Nevada Mountains Foothills, North side of Mokelumne River, west of Big Bar Road and the CA-49 bridge 198 Comment
  CAS-BOT-BC236379  Poa secunda subsp. secunda E. E. Stanford 1927-5-21 420 Calaveras About 4 miles E of Avery Comment
  UC2044577  Poa secunda subsp. secunda Belinda Lo with Daniel Palmer 2014-5-11 55 Calaveras Stanislaus National Forest, Candy Rock Road Comment
  UC2044582  Poa secunda subsp. secunda Belinda Lo with Daniel Palmer 2014-5-13 61 Calaveras Stanislaus National Forest, Bailey Ridge Comment
  CAS-BOT-BC244172  Poa trivialis Beecher Crampton 1959-6-2 5323 Calaveras Banks of Jesus Maria Creek, Jesus Maria 304 Comment
  UCR152292  Poa trivialis Beecher Crampton 1959-6-2 5323 Calaveras Old townsite of Jesus Maria, Jesus Maria Creek Comment
  SEINET10660713  Poa wheeleri Dean W. Taylor 1996-5-24 Taylor 15632 Calaveras Flora of the Sierra Nevada. canyon of Esperanza Creek; about 4 road miles south of Railroad flat; 0.3 stream miles downstream from the point where the road leaves the canyon; T5N R13E SE1/4 of SE1/7 Section 11; GPS Corrdinates. mineral soil of very steep northerly facing slope in forest of Pseudotsuga menziessii-Pinus lambertiana-Cornus nuttallii. 732 Comment
  UC1988931  Pogogyne serpylloides H. L. Mason Apr 1930 5554 Calaveras Hills west of San Andreas Comment
  UC883700  Pogogyne serpylloides F. E. Blaisdell, M. D. Calaveras Mokelumne Hill Comment
  JEPS62469  Pogogyne zizyphoroides W. L. Jepson 1923-5-28 9925 Calaveras Burson 152 Comment
  UC1124632  Pogogyne zizyphoroides N. K. Carlson 1936-4-8 340 Calaveras 1 mile SW of Hodson 297 Comment
  CAS-BOT-BC167561  Polygala cornuta var. cornuta Barbara T. Menzies 1976-1-1 103 Calaveras Natural Bridge on Coyote Creek 457 Comment
  UCR245858  Polygonum aviculare George K. Helmkamp, Amy Barnes 2013-9-24 22368 Calaveras Northern Sierra Nevada Mountains, SE side of White Pines Reservoir, 0.6 mile NE of Arnold 1184 Comment
  UCR253536  Polygonum aviculare George K. Helmkamp, Amy Barnes 2013-9-23 22309 Calaveras Sierra Nevada Mountains Foothills, Utica Powerhouse Road (beside Angel's Creek), 0.6 mile northeast of its junction with CA-4 974 Comment
  POM126161  Polygonum bistortoides Joseph P. Tracy 1921-5-23 567 Calaveras Noran Meadow. Comment
  UC1136108  Polygonum californicum C. M. Belshaw 1936-7-23 2526 Calaveras 1 mi ne Jesus Maria; Jackson Quadrangle Comment
  UC54769  Polygonum californicum J. Burtt Davy May 18 1895-May 30 1895 1613 Calaveras near Sheep Ranch; Table Hills Comment
  UC6674  Polygonum californicum J. Burtt Davy May 18 1895-May 30 1895 1227 Calaveras Milton Comment
  UC101870  Polygonum californicum T. S. Brandegee 1893-7-7 Calaveras Sheep Ranch Comment
  RSA0003067  Polygonum douglasii Roxana S. Ferris 1940-6-2 9854 Calaveras Hwy 4 betw Avery and Calaveras Big Trees. Comment
  JEPS50571  Polygonum douglasii subsp. douglasii W. L. Jepson 1923-8-10 10124 Calaveras Dorrington Comment
  CAS-BOT-BC419816  Polygonum parryi Alice Eastwood; John Thomas Howell 1940-6-19 8584 Calaveras Near Big Trees Comment
  UCR231098  Polygonum punctatum George K. Helmkamp, E. A. Helmkamp 2011-9-16 18271 Calaveras Northern Sierra Nevada Mountains Foothills, Bald Mountain Road, 1.5 miles SW of Hunter Creek crossing, 7.3 miles NE of the junction of Blue Mountain Rd and Rail Road Flat Rd 1037 Comment
  UCR253557  Polygonum punctatum George K. Helmkamp, Amy Barnes 2013-9-23 22298 Calaveras Sierra Nevada Mountains Foothills, Utica Powerhouse Road (beside Angel's Creek), 0.6 mile northeast of its junction with CA-4 974 Comment
  POM120120  Polypodium calirhiza Geo Hansen 1896-4-1 1537 Calaveras Mokelumne Hill. 610 Comment
  UC277203  Polypogon australis Joseph P. Tracy 1921-5-21 5595 Calaveras Copperopolis Comment
  UCD91188  Polypogon maritimus Beecher Crampton 1959-6-2 5281 Calaveras 1 mile east of Camanche. Comment
  CDA804  Potamogeton diversifolius G. D. Barbe 1989-7-28 4355 Calaveras Submersed in shallower water of White Pines Lake, NE of Arnold. Comment
  CAS-BOT-BC267144  Potamogeton foliosus H. M. Hall 1914-8-4 9847 Calaveras Near Angels Camp Comment
  RSA113079  Potentilla glandulosa subsp. hansenii Percy C. Everett, E. K. Balls 1956-7-12 22098 Calaveras 1.3 mi. sw. from Big Meadow, State Hwy. 4, Ebbetts Pass road. 2043 Comment
  UCR197587  Potentilla glandulosa subsp. reflexa George K. Helmkamp, E. A. Helmkamp 2008-5-29 13540 Calaveras Sierra Nevada Mountains Foothills, Utica Powerhouse Road parallel to CA-4 and 0.4 mile from the road junction; at the Utica Creek crossing 759 Comment
  SEINET11911228  Potentilla glandulosa subsp. reflexa F. H. Utech, Knight, W.; Knight, I. 1986-1 86 -134 Calaveras ca 0.5 mi NNW of Sonora on CA 49 570 Comment
  SBBG45244  Potentilla gracilis var. fastigiata Leota Davidson 1965-10-12 208 Calaveras W of Ebbetts Pass, Hwy 4 1828 Comment
  CAS-BOT-BC539476  Potentilla gracilis var. fastigiata E. C. Van Dyke 1931-6-6 s.n. Calaveras unspecified Comment
  CDA26216  Prunus virginiana var. melanocarpa T. C. Fuller 1962-5-1 8327 Calaveras Le Cron ranch, 2.8 miles southwest of West Point. 0 Comment
  RSA309239  Pseudobahia heermannii Dale E. Johnson, A. R. Smith 1974-4-7 67 Calaveras 5.3 km (3.3 mi) north of Parrots Ferry Bridge (over Stanislaus River) on road to Vallecito. Above and not visible from road. 366 Comment
  UC1601202  Pseudobahia heermannii unknown Calaveras Gold Comment
  UC1118485  Pseudognaphalium californicum P. L. Johannsen 1936-6-2 892 Calaveras 3 mi w of San Andreas; Hone National Forest, Jackson Quadrangle 274 Comment
  UCR257063  Pseudognaphalium californicum George K. Helmkamp, Mary Alice Barnes 2013-5-17 20621 Calaveras Northern Sierra Nevada Mountains Foothills, Poloma Road at its junction with Cosgrove Creek Road, 3 miles NE (30 deg. ) of Valley Springs 279 Comment
  RSA0029646  Pseudognaphalium canescens David J. Keil 1988-8-23 20997 Calaveras Sierra Nevada: 5 road miles NE of Dorrington Station on Hwy 4. Stanislaus National Forest. 1829 Comment
  CDA43362  Pseudognaphalium canescens subsp. canescens D. G. Kelch 2012-9-18 12 .343 Calaveras South of San Andreas. Comment
  UC566977  Pseudognaphalium luteoalbum H. S. Yates 1935-4-26 5165 Calaveras 2 mi s Jennylind; Jackson Quad. 121 Comment
  JEPS28041  Pseudognaphalium stramineum Rimo Bacigalupi and L. Heckard 1961-6-15 7802 Calaveras along road from Mercer's Cave to Sheep Ranch (on slope above San Antone Creek, 1 mile exactly se of Sheep Ranch) 701 Comment
  SJSU10079  Pseudognaphalium thermale D. L. Sanders 1957-9-23 130 Calaveras Hwy 4, 4 mi SW of Calaveras Big Trees State Park 1219 Comment
  UC2027196  Pseudognaphalium thermale David Keil 1988-8-23 20997 Calaveras Sierra Nevada: 5 road miles NE of Dorrington Station on Highway 4. Stanislaus National Forest Comment
  CAS-BOT-BC80091  Pseudotsuga menziesii W. R. Dudley 1906-8-1 s.n. Calaveras Near Big Tree Grove Comment
  RSA393773  Psilocarphus brevissimus E. E. Stanford 1928-5-12 991 Calaveras Near Burson 152 Comment
  UCD135299  Psilocarphus oregonus W. R. Powell 1968-5-21 1530 Calaveras 3.3 miles south of West Point. 792 Comment
  CAS-BOT-BC361921  Psilocarphus tenellus F. E. Blaisdell, M. D. No date on label s.n. Calaveras Mokelumne Hill Comment
  CAS-BOT-BC361925  Psilocarphus tenellus John Thomas Howell; Gordon H. True; Barbara T. Menzies; Roberta Shockey 1978-4-5 52750 Calaveras Camp Nine Road northeast of Vallecito 609 Comment
  JEPS12764  Psilocarphus tenellus Rimo Bacigalupi with G. T. Robbins 1955-5-5 5023 Calaveras 0.4 mi n Pardee Dam (along road to Buena Vista) 198 Comment
  JEPS40543  Psilocarphus tenellus Joseph P. Tracy 1921-5-23 5721 Calaveras valley three mi w Avery; Sierra Nevada Mountains 944 Comment
  SBBG30787  Psilocarphus tenellus T. L. Secrest 1950-8-8 Calaveras Big Meadow 2042 Comment
  CAS-BOT-BC361926  Psilocarphus tenellus Roxana S. Ferris 1940-6-2 9855 Calaveras State Highway #4, between Avery and Calaveras Big Trees Comment
  RSA100734  Psilocarphus tenellus var. tenellus F. E. Blaisdell s.n. Calaveras Mokelumne Hill Comment
  RSA393774  Psilocarphus tenellus var. tenellus E. E. Stanford 1928-5-12 999 Calaveras Near Burson 152 Comment
  SEINET11807290  Psilocarphus tenellus var. tenellus F. H. Utech, Knight, W.; Knight, I. 1986-1 86 -130 Calaveras ca 0.5 mi NNW of Sonora on CA 49 570 Comment
  UC17378  Ptelea crenulata J. Burtt Davy May 18 1895-May 30 1895 1491 Calaveras near Angel's Camp Comment
  UCD78190  Ptelea crenulata Robert E. Preston 2008-6-3 2637 Calaveras Ca. 2.75 miles S of Copperopolis, along Sawmill Creek. 190 Comment
  CAS-BOT-BC72541  Pteridium aquilinum F. E. Blaisdell, M. D. s.n. Calaveras Mokelumne Hill 457 Comment
  UC1121069  Pterospora andromedea W. R. Howden 1935-9-13 171 Calaveras 2 1/2 mi nne Sprague; Stanislaus National Forest, Big Trees Quadrangle Comment
  UC673127  Pterospora andromedea Joseph P. Tracy 1940-6-26 16655 Calaveras on creek 3 mi e Avery; Sierra Nevada Mountains, Love Creek 1219 Comment
  UCR207431  Pterospora andromedea George K. Helmkamp, E. A. Helmkamp 2009-7-30 15327 Calaveras Sierra Nevada Mountains, Ganns Meadow Drive just south of its junction with CA-4, 16.7 miles northeast of Arnold 2067 Comment
  CAS-BOT-BC421338  Pterostegia drymarioides E. E. Stanford 1930-3-30 203 Calaveras Near Jenny Lind Comment
  CAS-BOT-BC421139  Pterostegia drymarioides Geo. Hansen 1892-4-1 316 Calaveras Mok [Mokelumne] River, Amador & Calaveras County 548 Comment
  RSA0084289  Pyrola picta Diana Jolles 2005-7-18 141 Calaveras Calaveras Big Trees State Park, Stanislaus National Forest. 1482 Comment
  CAS-BOT-BC466002  Pyrola picta Mrs. R. Langton 1935-7-1 s.n. Calaveras Calaveras Big Trees Comment
  CAS-BOT-BC466014  Pyrola picta M. S. Jussel 1930-7-13 s.n. Calaveras Big Trees Comment
  SEINET8230220  Pyrola picta Dale W. McNeal 1987-7-14 3205 Calaveras above Hwy #4 just w. of Poison Spring, 10.1 mi. w. of the Alpine Co. line, Stanislaus Nat. For. Comment
  CAS-BOT-BC104157  Quercus X morehus Clarence R. Quick 1952-9-25 52 -332 Calaveras Roadside, 0.85 miles E of Murphys 762 Comment
  CAS-BOT-BC104160  Quercus X morehus Clarence R. Quick 1952-9-25 52 -336 Calaveras Roadside, 2.8 miles W of Murphys on road to Altaville Comment
  JEPS46716  Quercus X morehus Augusta D. Reid 1908-11-18 Calaveras West Point Comment
  UC1135754  Quercus X morehus J. A. Rutter 1935-4-26 173 Calaveras 1.5 mi nw Hodson; Copperopolis Quad. 327 Comment
  UC1135766  Quercus X morehus W. R. Howden 1935-11-21 252 Calaveras 2 mi sw Swiss Ranch; Big Trees Quad. 853 Comment
  UCD83256  Quercus X morehus CNPS SSN-SJV Foothill Team 2008-8-4 288 Calaveras Calaveras County; East Bay MUD property, near Camanche Reservoir. 116 Comment
  CAS-BOT-BC62692  Quercus chrysolepis F. E. Blaisdell s.n. Calaveras Mokelumne Hill Comment
  UCD40470  Quercus chrysolepis Rodney Gale Myatt 1971-9-2 905 -42 Calaveras Ganns-Stanislaus River. Upper level of canyon, river at about 1600 m., below this site. 2050 Comment
  UCD40498  Quercus chrysolepis Rodney Gale Myatt 1970-8-25 556 Calaveras About 2 mi. from White Pines community, adjacent to town of Arnold, Hwy 4, and above Angels Camp. 1219 Comment
  UCD82550  Quercus chrysolepis Rodney Gale Myatt 1972-6-1 1702 -9 Calaveras Along Hwy 4, 1 mi. northeast of Angel's Camp and the town of Murphys. 610 Comment
  UCD82552  Quercus chrysolepis Rodney Gale Myatt 1972-6-1 1700 -4 Calaveras Dorrington-Stanislaus Rd. 1350 Comment
  UCD82659  Quercus chrysolepis Rodney Gale Myatt 1971-9-2 905 -56 Calaveras Ganns-Stanislaus River. Upper level of canyon, river at about 1600 m., below this site. 2050 Comment
  JEPS124689 Image available Quercus chrysolepis P. L. Billings 1965-7-20 82 Calaveras Tamarack Flats om HWY 4. Approx. 100 yds from road to northwest. Comment
  JEPS37389  Quercus douglasii W. L. Jepson 1902-10-6 2175 Calaveras Gwin Mine Comment
  UC5572  Quercus douglasii J. Burtt Davy May 18 1895-May 30 1895 1234 Calaveras foothills around Milton Milton Comment
  UC993137  Quercus douglasii J. M. Tucker 1948-8-18 1787 Calaveras ca 6 mi se Copperopolis Comment
  UC993138  Quercus douglasii J. M. Tucker 1948-8-18 1787 Calaveras ca 6 mi se Copperopolis Comment
  UC993140  Quercus douglasii J. M. Tucker 1948-8-18 1787 Calaveras ca 6 mi se Copperopolis Comment
  UCD45671  Quercus douglasii J. M. Tucker 1948-8-18 1787 7 Calaveras ca. 6 miles southeast of Copperopolis, Calaveras County, California. Comment
  UCD66098  Quercus douglasii G. K. Helmkamp; E. A. Helmkamp 2007-9-24 13003 Calaveras Northern Sierra Nevada Mountains: along Hwy. CA-49, 0.5 mile west (northbound route) of Mokelumne Hill. 396 Comment
  UCR188522  Quercus douglasii George K. Helmkamp, E. A. Helmkamp 2007-9-24 13003 Calaveras Foothills, northern Sierra Nevada Mountains, along Hwy CA-49, 0.5 mile west (northbound route) of Mokelumne Hill 396 Comment
  UCR197519  Quercus douglasii George K. Helmkamp, E. A. Helmkamp 2008-3-22 13222 Calaveras San Joaquin Valley / Sierra Nevada Mountains Foothills, along CA-26, 3.7 miles southwest of Valley Springs at Lime Creek Road 143 Comment
  UC762343  Quercus garryana var. breweri R. F. Hoover 1940-10-13 4688 Calaveras Avery Station Comment
  UCD46159  Quercus garryana var. semota C. M. Belshaw 1936-7-23 2628 A Calaveras 2 miles east of Jesus Maria. 670 Comment
  CAS-BOT-BC105149  Quercus kelloggii W. R. Dudley 1906-8-21 s.n. Calaveras Trail to Gardner Big Trees Comment
  SACT002136  Quercus kelloggii Josephine Van Ess 1982-10-16 Calaveras scattered in forest 1585.0 Comment
  SEINET3246083  Quercus kelloggii G. K. Helmkamp, E. A. Helmkamp 2006-1 11502 Calaveras Northern Sierra Nevada Mountains Foothills: along Hwy CA-26 southeast of West Point. 738 Comment
  SEINET3141874  Quercus lobata R. W. Spellenberg, N. Zucker 2002-8-1 13310 Calaveras Angels Camp 480 Comment
  UC1135717  Quercus lobata P. L. Johannsen 1936-6-10 902 Calaveras 0.75 mi ne Fourth Crossing; Jackson Quad. 335 Comment
  UC1135800  Quercus vacciniifolia W. R. Howden 1935-8-27 156 Calaveras 1 mi nw Guishetti; Stanislaus National Forest, Big Trees Quad. 2133 Comment
  SEINET10437650  Quercus vacciniifolia M. E. Lewis, J. T. Howell 1977-8-2 77- 52 -1 Calaveras Hwy 4, Liberty Vista Point. 2134 Comment
  CAS-BOT-BC104697  Quercus wislizeni John Thomas Howell; Gordon H. True; Barbara T. Menzies; Roberta Shockey 1978-4-5 52747 Calaveras Camp Nine Road noertheast of Vallecito 609 Comment
  CAS-BOT-BC104700  Quercus wislizeni Clarence R. Quick 1952-9-25 52 -335 Calaveras Sierra Nevada. Roadside, 0.85 miles east of Murphy's Comment
  CAS-BOT-BC104702  Quercus wislizeni Clarence R. Quick 1953-10-7 53 -139 Calaveras Sierra Nevada. About 3 miles from Murphy's on road to Altaville Comment
  CAS-BOT-BC104703  Quercus wislizeni Clarence R. Quick 1953-10-7 53 -138 Calaveras Sierra Nevada. About 3 miles from Murphy's on road to Altaville Comment
  POM125390  Quercus wislizeni Alice Eastwood 1923-4-11 11634 Calaveras Angeles Camp. Comment
  UC1135841  Quercus wislizeni J. A. Rutter 1935-5-29 206 Calaveras 1 mi s Barth Mtn.; Copperopolis Quad. 426 Comment
  UC2044506  Quercus wislizeni var. wislizeni Belinda Lo 2014-8-12 191 Calaveras Stanislaus National Forest, Candy Rock Road Comment
  UC854380  Ranunculus aquatilis Carl B. Wolf 1933-5-23 4896 Calaveras 2 2/10 mi s Angels (on road to Sonora); W. Slope Sierra Nevada 457 Comment
  RSA176623  Ranunculus aquatilis var. capillaceus John H. Thomas 1961-5-21 9439 Calaveras 1.4 miles SW of Altaville near road to Copperopolis 381 Comment
  UC1126137  Ranunculus aquatilis var. capillaceus C. M. Belshaw 1936-4-16 1892 Calaveras 5 mi n Copperopolis; Jackson Quadrangle Comment
  UC1103007  Ranunculus aquatilis var. hispidulus Joseph P. Tracy 1921-5-19 5644 Calaveras Salt Springs Valley Foothill Region 304 Comment
  UC1561940  Ranunculus bonariensis var. trisepalus Barbara Ertter with Dale McNeal 1987-4-18 6857 Calaveras e side of Milton Rd 0.3 mi s jct with Hwy 26 (nw of Jenny Lind) 91 Comment
  UC1126163  Ranunculus californicus N. K. Carlson 1936-4-8 337 Calaveras 0.8 mi nw Copperopolis (Plot 10); Copperopolis Quadrangle Comment
  UCR197523  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2008-4-11 13246 Calaveras Sierra Nevada Mountains Foothills, along Fricot City Road, 1.8 miles northwest of CA-49, c. 4.6 miles (air) SE of San Andreas 387 Comment
  UCR233142A  Ranunculus californicus George K. Helmkamp, E. A. Helmkamp 2011-5-21 17337 Calaveras Northern Sierra Nevada Mountains Foothills, Rail Road Flat Road, 1.2 miles south of its junction with Ridge Road, 10.1 mi. ENE (83 deg. ) of Mokelumne Hill 854 Comment
  UCR245499  Ranunculus eschscholtzii var. oxynotus George K. Helmkamp, Amy Barnes 2013-9-24 22360 Calaveras Northern Sierra Nevada Mountains, SE side of White Pines Reservoir, 0.6 mile NE of Arnold 1184 Comment
  CDA15303  Ranunculus hebecarpus G. F. Hrusa 1993-4-21 10807 Calaveras Immediately E of bridge over San Antonio Creek on Dogtown Rd., 4.5 km E of San Andreas. Comment
  UC9446  Ranunculus hebecarpus J. Burtt Davy May 18 1895-May 30 1895 1475 Calaveras near Angel's Camp Comment
  UCD80859  Ranunculus hebecarpus Robert E. Preston 2007-4-15 2431 Calaveras 5 mi NW of Copperopolis, along Salt Springs Valley Rd., 0.15 mi S of jct with Rock Creek Rd. 341 Comment
  POM146155  Ranunculus hebecarpus E. E. Stanford 1927-5-7 256 Calaveras Calaveras Cement works, near San Andreas, near limestone quarry. 305 Comment
  RSA399993  Ranunculus hebecarpus E. E. Stanford 1930-3-30 1197 Calaveras 2 miles E of Jenny Lind. Comment
  UC1196275  Ranunculus muricatus Joseph P. Tracy 1921-5-18 5604 Calaveras Copperopolis Foothill Region 304 Comment
  UC1196277  Ranunculus muricatus Joseph P. Tracy 1921-5-21 5671 Calaveras Salt Springs Valley Foothill Region 304 Comment
  RSA113250  Ranunculus muricatus E. K. Balls, Lee W. Lenz 1955-5-12 20461 Calaveras Hwy 49, 3.8 miles NW of Altaville, Sonora to San Andreas Comment
  SEINET8506937  Ranunculus occidentalis var. occidentalis D. W. Taylor 2008-7-2 20258 Calaveras Dorrington, borrow pit North of Highway 4 situate about 1 mile East of town, along Forest Road 6N59 1661 Comment
  JEPS60721  Ranunculus pusillus W. L. Jepson 1923-5-28 9935 Calaveras Burson 152 Comment
  CAS-BOT-BC174778  Raphanus sativus G. K. Helmkamp; E. A. Helmkamp 2008-3-22 13221 Calaveras San Joaquin Valley / Sierra Nevada Mountains Foothills: along CA-26, 3.7 miles southwest of Valley Springs at Lime Creek Road 143 Comment
  UCR238436  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2012-4-4 18670 Calaveras Northern Sierra Nevada Mountains Foothills, along CA-26, 0.6 mile northeast of its junction with Paloma Road, 4.5 km SW (213 deg. ) of Mokelumne Hill 489 Comment
  JEPS77276  Rhamnus californica subsp. occidentalis Robert M. Lloyd 1963-4-27 2412 Calaveras on State Highway 4, 18.3 mi e Farmington (5 mi e of Stanislaus County line) 304 Comment
  CAS-BOT-BC59892  Rhamnus ilicifolia E. E. Stanford 1930-3-30 1209 Calaveras Near Jenny Lind Comment
  UC1121861  Rhamnus ilicifolia J. A. Rutter 1935-4-23 142 Calaveras 1 mi w Copperopolis; Copperopolis Quad. 281 Comment
  UC1121891  Rhamnus ilicifolia W. R. Howden 1935-12-6 250 Calaveras 1.5 mi sw Fort Mtn.; Big Trees Quad. 822 Comment
  UC1197987  Rhamnus ilicifolia Joseph P. Tracy 1921-5-19 5623 Calaveras 5 mi ne Copperopolis; Black Creek 487 Comment
  UC33632  Rhamnus rubra J. Burtt Davy May 18 1895-May 30 1895 1617 Calaveras Comment
  UC420715  Rhamnus rubra S. A. Barrett 1906-1 B 4 Calaveras Avery Comment
  RSA79199  Rhamnus tomentella subsp. tomentella E. K. Balls, Percy C. Everett 1952-10-7 18088 Calaveras 1.9 miles W of Vallecito, road to Angels Camp. 549 Comment
  CAS-BOT-BC168111  Rhus aromatica F. E. Blaisdell, M. D. s.n. Calaveras Mokelumne Hill Comment
  UC764973  Ribes malvaceum R. F. Hoover 1938-11-26 3888 Calaveras e slope Gopher Ridge (Farmington-Copperopolis) Comment
  RSA0021638  Ribes malvaceum J. A. Rutter 1935-4-17 112 Calaveras 2.5 miles northeast of Telegraph City. 396 Comment
  SBBG34161  Ribes malvaceum J. M. Tucker 1967-2-26 4026 Calaveras just SW of New Hogan Reservoir, 7.8 rd mi S of Valley Springs and 4.2 mi S of New Hogan Dam Comment
  UC1736503  Ribes malvaceum var. malvaceum Dean W. Taylor 1969-3-1 11 Calaveras along State Route 12 west of Valley Springs, 0.5 miles East of the railroad bridge crossing 274 Comment
  UC1736504  Ribes malvaceum var. malvaceum Dean W. Taylor 1972-5-7 1397 Calaveras 3 miles North of Valley Springs 243 Comment
  RSA0022851  Ribes nevadense E. E. Stanford 1927-5-21 427 Calaveras Near San Antonio Creek. 1159 Comment
  JEPS49151  Ribes roezlii W. L. Jepson 1923-8-17 10199 Calaveras Frenchman Mdw. Dorrington 1432 Comment
  RSA0024714  Ribes roezlii Percy C. Everett, E. K. Balls 1956-7-11 22026 Calaveras 1.2 miles NE from Dorrington Ranger Station, State Hwy 4, Ebbetts Pass Road. 1524 Comment
  CAS-BOT-BC74474  Rorippa curvisiliqua W. R. Dudley 1906-8-1 s.n. Calaveras San Antonio Creek. Comment
  CAS-BOT-BC74475  Rorippa curvisiliqua F. E. Blaisdell s.n. Calaveras Mokelumne Hill. Comment
  JEPS53855  Rorippa curvisiliqua J. Burtt Davy May 18 1895-May 30 1895 1578 Calaveras San Antonio Creek between Murphys and Sheep Ranch; San Antonio Creek bet. Murphys and Sheep Ranch Comment
  UC1126726  Rorippa curvisiliqua W. R. Howden 1935-8-15 132 Calaveras 3/4 mi w Big Meadow; Big Trees Quad. Comment
  CAS-BOT-BC74477  Rorippa curvisiliqua John Thomas Howell 1977-8-1 52423 Calaveras Sierra Nevada. Avery. 1033 Comment
  CAS-BOT-BC74478  Rorippa curvisiliqua L. R. Abrams 1917-9-14 s.n. Calaveras 3 miles northwest of Stockton. Comment
  CAS-BOT-BC74479  Rorippa curvisiliqua Barbara T. Menzies 1977-1-1 87 Calaveras Avery. 1082 Comment
  CAS-BOT-BC146441  Rosa bridgesii Jean L. Pawek 1956-5-25 84 Calaveras Near Sheep Ranch, Highway 49 762 Comment
  UCD40180  Rosa gymnocarpa Rodney Gale Myatt 1970-5-23 317 Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  CDA19065  Rubus laciniatus D. Millen 2000-12-1 PDR 931251 Calaveras Sierra Nevada; outside Angels Camp. 0 Comment
  SEINET3828363  Rumex acetosa George K. Helmcamp, E. A. Helmkamp 2012-1 18987 Calaveras Northern Sierra Nevada Mountains Foothills: at a crossing of Murray Creek along Murray Creek Road; 1.8 miles east of Pope Road in San Andreas. (San Andreas 7.5' ) 351 Comment
  UCR235454  Rumex acetosella George K. Helmkamp, E. A. Helmkamp 2012-5-15 18987 Calaveras Northern Sierra Nevada Mountains Foothills, at a crossing of Murray Creek along Murray Creek Road; 1.8 miles east of Pope Road in San Andreas 351 Comment
  CDA2874  Rumex acetosella W. B. Andahl 1959-4-23 2257 Calaveras Angel s Camp. 0 Comment
  RSA466277A  Rumex acetosella Wm. Martin 1971-9-18 20649 Calaveras 3 miles W of Big Meadow campground off Hwy 4, Stanislaus National Forest. Comment
  JEPS51059  Sagina saginoides W. L. Jepson 1923-8-17 10201 Calaveras Dorrington Comment
  CAS-BOT-BC267077  Sagittaria John Thomas Howell 1954-9-6 30093 Calaveras 3 miles SE of Angels Camp Comment
  CAS-BOT-BC103049  Salix bonplandiana Alice Eastwood 1923-4-11 11599 Calaveras Angels Camp Comment
  CAS-BOT-BC103736  Salix exigua John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52943 Calaveras Near Mokelumne Hill on road to West Point Comment
  UC1134877  Salix gooddingii R. D. Roseberry 1935-5-3 142 Calaveras 1/4 mi s.w Lancha Plana; Jackson Quadrangle Comment
  UC591537  Salix gooddingii Herbert F. Copeland 1935-4-28 Calaveras S. Fork Mokelumne R. Comment
  UCR197539  Salix laevigata George K. Helmkamp, E. A. Helmkamp 2008-3-22 13232 Calaveras San Joaquin Valley / Sierra Nevada Mountains Foothills, along Farris Road, 0.2 mile southeast of CA-26, 5.7 miles southwest of Valley Springs 142 Comment
  CAS-BOT-BC125140  Salix lasiandra var. lasiandra John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52917 Calaveras Camanche Parkway South between Burson Road and Camanche Reservoir 152 Comment
  UC1134843  Salix lasiandra var. lasiandra A. D. Gifford 1934-9-7 348 Calaveras 4 1/2 mi S & 1/2 mi E of Bear Riv. Res. Big Trees Quad. 1173 Comment
  UCR197264  Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 2008-3-18 13190 Calaveras Sierra Nevada Mountains Foothills, Jesus Maria Road, 2.4 miles southeast of its junction with CA-26; beside Jesus Maria Creek 305 Comment
  POM146162  Salix lucida subsp. lasiandra E. E. Stanford 1927-5-21 428 Calaveras Near San Antonio Creek. 1159 Comment
  UCR241337  Salsola tragus George K. Helmkamp, E. A. Helmkamp 2012-9-21 19893 Calaveras Eastern San Joaquin Valley, Milton/Jenny Lind Road (Co. Rd J14), 2.3 miles south of Jenny Lind Rd. junction with CA-26, south of Rancho Calaveras & east of Linden 102 Comment
  CAS-BOT-BC221099  Salvia sonomensis F. E. Blaisdell, M. D. No date on label s.n. Calaveras Mokelumne Hill Comment
  POM62657  Salvia sonomensis Jos. Burtt Davy 1895-5-18 1503 Calaveras Murphy s Camp Comment
  SBBG71124  Salvia sonomensis J. Hopkins 1958-5-15 Calaveras above San Andreas, between Mountain Ranch and Sheep Ranch Comment
  CAS-BOT-BC235005  Sambucus W. R. Dudley 1906-8-23 s.n. Calaveras Calaveras Big Trees Comment
  CAS-BOT-BC235006  Sambucus F. E. Blaisdell, M. D. No date on label s.n. Calaveras Mokelumne Hill Comment
  CAS-BOT-BC238625  Sambucus nigra subsp. caerulea Roxana S. Ferris 1952-9-3 12553 Calaveras Near Big Meadows, Ebbetts Pass road (State Highway 4) 1981 Comment
  CAS-BOT-BC238626  Sambucus nigra subsp. caerulea Roxana S. Ferris 1952-9-3 12553 Calaveras Near Big Meadows, Ebbetts Pass road (State Highway 4) 1981 Comment
  UCD137205  Sambucus nigra subsp. caerulea W. R. Powell 1968-6-21 1584 Calaveras 5 miles west of Big Meadow and 2 miles east-southeast of Hermit Spring. 1981 Comment
  JEPS255  Sanicula bipinnata Joseph P. Tracy 1921-5-22 5680 Calaveras Calaveritas Creek Foothill Region (on San Andreas-Angels Camp road) 304 Comment
  JEPS77273  Sanicula bipinnata Robert M. Lloyd 1963-4-27 2409 Calaveras on State Hwy 4 18.3 mi e Farmington (5 mi e of Stanislaus Co. line) 304 Comment
  JEPS233  Sanicula bipinnatifida W. L. Jepson 1902-5-14 1782 Calaveras Gwin Mine 335 Comment
  JEPS77274  Sanicula bipinnatifida Robert M. Lloyd 1963-4-27 2410 Calaveras on State Hwy 4 18.3 mi e Farmington (5 mi e of Stanislaus Co. line) 304 Comment
  UC249607  Sanicula bipinnatifida Joseph P. Tracy 1921-5-18 5574 Calaveras Foothill Region, Copperpolis Copperpolis; Foothill Region, Copperpolis 304 Comment
  UCR233049  Sanicula bipinnatifida George K. Helmkamp, E. A. Helmkamp 2011-5-21 17329 Calaveras Northern Sierra Nevada Mountains Foothills, Ridge Road, 1.9 rd. miles southeast of CA-26, 1.8 air mi. southeast (130 deg. ) of Glencoe 863 Comment
  UCR248485  Sanicula bipinnatifida George K. Helmkamp, E. A. Helmkamp 2012-5-31 19084 Calaveras Northern Sierra Nevada Mountains Foothills, Along CA-26, 2.2 km NE (63 deg. ) of Glencoe, 0.8 mile west of the crossing over the South Fork Mokelumne River 741 Comment
  CDA20975  Sanicula bipinnatifida G. F. Hrusa 1993-3-26 10543 Calaveras N and S sides of S Fk. Mokelumne R. Approx. 1 mi. N of Railroad Flat. Comment
  UC1123184  Sanicula crassicaulis J. A. Rutter 1935-4-24 161 Calaveras 3 1/2 mi sw of Hodson 335 Comment
  UC1562871  Sanicula crassicaulis Barbara Ertter 1986-5-11 6106 Calaveras ca 2 air mi nw Valley Springs (crest of Campo Seco Rd w of Campo Seco, 1 mi from jct Bueno Vista Rd, near collapsing old building) 121 Comment
  UCR235417  Sanicula crassicaulis George K. Helmkamp, E. A. Helmkamp 2012-5-15 18971 Calaveras Northern Sierra Nevada Mountains Foothills, along Murray Creek Road (Murraydale Ln.), 1.4 miles east of Pope Road in San Andreas 387 Comment
  UCR250900  Sanicula crassicaulis George K. Helmkamp, Elizabeth Helmkamp 2013-5-24 20671 Calaveras Northern Sierra Nevada Mountains Foothills, Whiskey Slide Road, 2.6 miles south of its junction with Jesus Maria Road, 7.9 mi. SE (118 deg. ) of Mokelumne Hill 561 Comment
  UCD128079  Sanicula crassicaulis W. L. Jepson 1902-5-12 1764 Calaveras Gwin Mine. Comment
  JEPS948  Sanicula tuberosa H. L. Mason 1926-5-31 3357 Calaveras 1 1/2 mi w of Calaveras Grove (1 1/2 mi w of Calaveras Big Trees) Comment
  UCD128053  Sanicula tuberosa W. R. Powell 1968-5-22 1542 Calaveras 1.6 miles northeast of Glencoe and 3 miles south-southwest of West Point. 1021 Comment
  SD7826  Sarcodes sanguinea D Cleveland 1880-6-12 Calaveras Cal Big Trees Comment
  UC1081519  Saxifraga californica Herbert L. Mason 1936-3-14 10969 Calaveras 5 mi s of San Andreas Comment
  UCR218137  Saxifraga californica George K. Helmkamp, Amy Barnes 2010-5-7 15997 Calaveras Sierra Nevada Mountains Foothills, Mountain Ranch Road, 3.2 miles east of San Andreas 436 Comment
  CDA16492  Scandix pecten-veneris G. F. Hrusa 2000-6-12 15449 Calaveras Sierra Nevada; Creekbed margin of Black Creek, ~3 mi. S of Copperopolis. 198 Comment
  UCD65894  Schedonorus arundinaceus Beecher Crampton 1959-6-2 5307 Calaveras 0.8 miles northwest of Mountain Ranch. Comment
  SBBG35898  Scirpus congdonii T. L. Secrest 1950-8-9 Calaveras Tamarack, ca. 4 mi NE of Big Meadow 2164 Comment
  SEINET3914329  Scirpus congdonii D. W. McNeal 1983-8-6 2921 Calaveras At Poison Spring on hwy. #4, 9.1 mi. SW of the Alpine Co. line, Stanislaus National Forest.; 0 Comment
  CAS-BOT-BC239968  Scribneria bolanderi John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52897 Calaveras Near Wallace 66 Comment
  SBBG29028  Scribneria bolanderi B. Crampton 1967-5-9 Calaveras 3.4 mi S of Jenny Lind Comment
  UC277193  Scribneria bolanderi Joseph P. Tracy 1921-5-19 5626 Calaveras 5 mi ne of Copperopolis (Foothill Region, Black Creek); Foothill Region, Black Creek 304 Comment
  UC821368  Scribneria bolanderi Lewis S. Rose 1941-4-24 41174 Calaveras 4 mi s of Sheep Ranch 731 Comment
  UCD92538  Scribneria bolanderi Joseph P. Tracy 1921-5-19 5626 Calaveras Black Creek, 5 miles northeast of Copperopolis. Comment
  RSA425213  Scrophularia californica subsp. floribunda Francis W. Pennell 1940-6-1 25631 Calaveras Route 4, Douglas Flat, west of Muphys. 610 Comment
  CAS-BOT-BC214195  Scutellaria bolanderi Volney Rattan 1885-6-5 s.n. Calaveras Along Molelumne Hill Ditch, Rattan's Ranch Comment
  UC25879  Scutellaria siphocampyloides J. Burtt Davy May 18 1895-May 30 1895 1236 Calaveras near Milton Comment
  UCD40208  Scutellaria siphocampyloides Rodney Gale Myatt 1970-5-23 331 Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  CDA16450  Scutellaria siphocampyloides G. F. Hrusa 2000-6-12 15496 Calaveras Sierra Nevada; Sawmill Creek, upper tributary of Black Creek, ~3 mi. S of Copperopolis. 213 Comment
  JEPS62861  Scutellaria tuberosa A. L. Grant 1915-6-12 Calaveras Calaveras Big Trees Comment
  JEPS77283  Scutellaria tuberosa Robert M. Lloyd 1963-4-27 2419 Calaveras 1.7 mi s of Copperopolis (on road to Sonora, State Hwy 4) Comment
  UCD40043  Scutellaria tuberosa Rodney Gale Myatt 1970-5-23 247 Calaveras Stanislaus River Canyon. Along Hunter's Road, between Hathaway Pines and NF Stanislaus River. 731 Comment
  SD240981  Sedella pumila George K. Helmkamp, E. A. Helmkamp 2012-4-4 18705 Calaveras Northern San Joaquin Valley: Along CA-26, 0.1 mile west of its junction with Milton Road, between Linden & Valley Springs (Valley Springs SW 7.5'Q) 67 Comment
  CAS-BOT-BC416984  Sedella pumila John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52979 Calaveras 2 1/2 miles SW of Avery on Sheepranch road 1036 Comment
  CAS-BOT-BC416989  Sedella pumila J. B. Davy 1895-5-1 1609 Calaveras near Mountain Ranch Comment
  RSA122182  Sedella pumila P. L. Johannsen 1936-4-17 853 Calaveras 1.25 miles NE of Campo Seco. 244 Comment
  CAS-BOT-BC64303  Sedum obtusatum M. S. Jussel 1930-6-28 s.n. Calaveras Camp Baxter (Now Camp Wolfeboro) North Fork of the Satnislaus River. 1828 Comment
  SEINET10470957  Selaginella bigelovii Lewis S. Rose 1940-3-8 Rose 40016 Calaveras Kern River Canyon, 14 miles e of Bakersfield. 800 feet. 245 Comment
  JEPS79472  Selaginella hansenii Edward Lee with H. L. Mason, et al. 1936-4-10 1877 Calaveras rd. from Murphy's (north) to Big Trees; San Antonio Canyon Comment
  UC672627  Selaginella hansenii Herbert L. Mason 1926-5-31 3342 a Calaveras 1 mi W of Calaveras Grove Comment
  UC1070163  Senecio flaccidus var. douglasii B. Bolt 1935-11-14 522 Calaveras 0.5 mi s Collierville; Big Trees Quad. 396 Comment
  CAS-BOT-BC363805  Senecio integerrimus var. exaltatus F. E. Blaisdell, M. D. No date on label s.n. Calaveras Mokelumne Hill Comment
  UC91477  Senecio integerrimus var. major T. S. Brandegee Calaveras Big Trees Comment
  UC35959 Image available Senecio integerrimus var. major J. Burtt Davy May 18 1895-May 30 1895 1437 Calaveras near the natural limestone cave Murphy's Comment
  JEPS37190  Senecio triangularis W. L. Jepson 1923-8-9 10085 Calaveras Big Meadows 2011 Comment
  SEINET3876575  Sequoia washingtoniana Ralph R. Wilson 1938-4-10 184 Calaveras On level stretch by running stream.; 0 1524 Comment
  CAS-BOT-BC10613  Sequoiadendron giganteum W. R. Dudley 1906-8-23 s.n. Calaveras Calaveras Big Tree Grove Comment
  CAS-BOT-BC10651  Sequoiadendron giganteum Rutter; Atkinson 1899-10-4 s.n. Calaveras Calaveras Big Trees Comment
  NY64557  Sequoiadendron giganteum G. Hansen 1894-8-17 930 Calaveras [Big Trees] 1524.0 Comment
  POM118833  Sequoiadendron giganteum Geo Hansen 1893-8-17 930 Calaveras Big Trees, Sequoia gigantea region 1524 Comment
  UC248  Sequoiadendron giganteum Geo. Hansen 1893-8-1 930 Calaveras Big Trees The Sequoia Region, Big Trees 1676 Comment
  UC401978  Sequoiadendron giganteum unknown Calaveras Big Tree Grove Big Tree, Big Tree Grove Comment
  UCD67515  Sequoiadendron giganteum D. Sanchez-Mata; M. G. Barbour 1996-5-26 s.n. Calaveras Stanislaus National Forest. Calaveras Big Trees State Park. 1570 Comment
  CAS-BOT-BC213114  Sidalcea W. R. Dudley 1906-8-21 s.n. Calaveras Gardener Meadow Comment
  JEPS67227  Sidalcea asprella subsp. asprella Joseph P. Tracy 1921-5-23 5713 Calaveras valley three mi w Avery; Sierra Nevada Mountains, w of Avery 944 Comment
  JEPS77286  Sidalcea calycosa Robert M. Lloyd 1963-4-27 2421 Calaveras 1.7 mi s Copperopolis (on road to Sonora) 274 Comment
  SD58500  Sidalcea calycosa Joseph P. Tracy 1921-5-19 5645 Calaveras Salt Springs Valley. 305 Comment
  UC1618249  Sidalcea calycosa subsp. calycosa Barbara Ertter 1986-5-11 6094 Calaveras just S of Valley Springs, Hwy 26, field across fro jct. Hogan Dam Rd. 213 Comment
  JEPS67225  Sidalcea glaucescens A. L. Grant 1915-6-12 Calaveras Avery sta. Comment
  SBBG35887  Sidalcea glaucescens T. L. Secrest 1950-8-9 Calaveras Tamarack, ca. 4 mi NE of Big Meadow 2164 Comment
  SBBG38157  Sidalcea glaucescens T. L. Secrest 1950-8-8 Calaveras Big Meadow 2042 Comment
  SEINET4178583 Image available Sidalcea glaucescens George K. Helmkamp, E. A. Helmkamp 2010-8-3 16693 Calaveras Northern Sierra Nevada Mountains: along CA-4, 0.8 mile southwest of the junction with Forest Route 7N23. 1854 Comment
  UCR232254  Sidalcea glaucescens George K. Helmkamp, E. A. Helmkamp 2010-8-3 16693 Calaveras Northern Sierra Nevada Mountains, along CA-4, 0.8 mile southwest of the junction with Forest Route 7N23/ Black Creek Rd., NE of Dorrington 1854 Comment
  UC1121973  Sidalcea hartwegii C. M. Belshaw 1936-4-22 1961 Calaveras 2 mi w Burson; Jackson Quad. 91 Comment
  CDA36508  Sidalcea hartwegii T. C. Fuller 1962-5-1 8332 Calaveras Highway 12, 3.3 miles west of Valley Springs, 0.4 mile east of Burson. 0 Comment
  SD211631  Sidalcea hirsuta Barbara Ertter 1986-5-11 6093 Calaveras Just South of Valley Springs, Highway 26, field across from junction Hogan Dam Road 213 Comment
  UCR263794  Sidalcea hirsuta Barbara Ertter 1986-5-11 6079 Calaveras Sacramento Valey, west of Jenny Lind, 1.4 mi from Hwy 26 on Milton Road [Mann Street], at junction with ScenicValley Road [Baldwin Street] 61 Comment
  RSA756395  Sidalcea hirsuta Barbara Ertter 1986-5-11 6093 Calaveras Just south of Valley Springs, Highway 26, field across from junction of Hogan Dam Road. 213 Comment
  RSA757305  Sidalcea hirsuta Barbara Ertter 1986-5-11 6079 Calaveras W of Jenny Lind, 1.4 miles from Hwy. 26 on Milton Road, at jct. Scenic Valley Road. 61 Comment
  SEINET2442080  Sidalcea hirsuta Barbara Ertter 1986-5-11 6093 Calaveras Just S of Valley Springs, Hwy 26, field across from jct. Hogan Dam Rd; grassland with vernal pools (mostly dried) and scattered oaks.; 0 213 Comment
  SD40713  Sidalcea malviflora subsp. asprella Carl B. Wolf 1933-5-23 4906 Calaveras 5.8 miles north of San Andreas on road to Mokelumne Hill. 427 Comment
  RSA7294  Sidalcea malviflora subsp. asprella Carl B. Wolf 1933-6-30 1864 Calaveras W. Slope Sierra Nevada. 5-8/10 miles N. of San Andreason Rd. to Mokelune Hill. 427 Comment
  UC1056434  Silene californica H. L. Mason 1936-3-14 10990 Calaveras three mi n West Point (North Fork of Mokelumne); , n of West Point Comment
  UCR241732  Silene californica George K. Helmkamp, E. A. Helmkamp 2012-5-31 19113 Calaveras Northern Sierra Nevada Mountains, Lily Gap Road, 0.9 mile northeast of its junction with Winton Road, 8.1 km NE (60 deg. ) of West Point 1133 Comment
  UCR250673  Silene californica George K. Helmkamp, Mary Alice Barnes 2013-4-24 20413 Calaveras Northern Sierra Nevada Mountains Foothills, Winton Road, 1.9 miles east of its junction with CA-26 in West Point 652 Comment
  CDA3464  Silene gallica T. C. Fuller 1962-5-1 8314 Calaveras Above dining hall, Fricot School. 0 Comment
  UC1137864  Silene gallica J. A. Rutter 1935-4-24 144 Calaveras Copperopolis Copperopolis Quadrangle Comment
  UCR218156  Silene gallica George K. Helmkamp, Amy Barnes 2010-5-7 15980 Calaveras Sierra Nevada Mountains Foothills, Michel Road, 0.1 mile east of its junction with Mountain Ranch Road. 5.2 mi. east (92.5 deg. ) of San Andreas 512 Comment
  UCR230145  Silene gallica George K. Helmkamp, E. A. Helmkamp 2011-5-21 17355 Calaveras Northern Sierra Nevada Mountains Foothills, Jesus Maria Road, 3.8 miles southeast of its junction with CA-26, 3.85 air mi. SE (105 deg. ) of Mokelumne Hill 427 Comment
  UCR233122A  Silene gallica George K. Helmkamp, E. A. Helmkamp 2011-5-21 17327 Calaveras Northern Sierra Nevada Mountains Foothills, Ridge Road, 1.9 rd. miles southeast of CA-26, 1.8 air mi. southeast (130 deg. ) of Glencoe 863 Comment
  CAS-BOT-BC387040  Silene gallica T. C. Fuller 1962-5-1 8314 Calaveras Fricot School Comment
  CAS-BOT-BC387042  Silene gallica John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-5-17 52884 Calaveras Foothills near Wallace, Upper Sonoran Zone 66 Comment
  HSC12238  Silene laciniata subsp. californica Gary J. Stebbins 1970-3-28 49 Calaveras Along Ponderosa Way 2.3 mi. S of bridge over Mokelumne River 445 Comment
  UCR250357  Silene noctiflora George K. Helmkamp, Elizabeth Helmkamp 2013-5-24 20711 Calaveras Northern Sierra Nevada Mountains Foothills, North side of Mokelumne River, west of Big Bar Road and the CA-49 bridge 198 Comment
  UCR229573  Silene verecunda subsp. platyota George K. Helmkamp, Ann Kerchner, Amy Barnes 2011-8-13 18058 Calaveras Northern Sierra Nevada Mountains, Black Springs Road [Forest Route 7N23], 1.7 miles north of its junction with CA Hwy 4 2058 Comment
  UCR238433  Sinapis arvensis George K. Helmkamp, E. A. Helmkamp 2012-2-3 18513 Calaveras San Joaquin Valley/Sierra Nevada Foothills, along CA-4, 0.2 mile southwest of Copperopolis 293 Comment
  UCR215811  Smilacina racemosa George K. Helmkamp, E. A. Helmkamp 2009-7-30 15340 Calaveras Sierra Nevada Mountains, Ganns Meadow Drive just south of its junction with CA-4, 16.7 miles northeast of Arnold 2067 Comment
  CDA5949  Solanum elaeagnifolium T. C. Fuller 1970-6-23 19758 Calaveras Sierra Navada; North side of Highway 12, west limits of Wallace. Comment
  POM196342  Solanum umbelliferum E. E. Stanford 1928-5-12 992 Calaveras Near Burson. Railroad embankment. 152 Comment
  UC26278  Solanum umbelliferum J. Burtt Davy May 18 1895-May 30 1895 1358 Calaveras Calaveras County, California California; Calaveras County, California Comment
  UCD127071  Solanum xanti W. R. Powell 1968-6-21 1579 Calaveras 5.5 miles west of Big Meadow Campground. 1981 Comment
  UCD127070  Solanum xanti W. R. Powell 1968-5-21 1533 Calaveras 3.3 miles south of West Point. 792 Comment
  UCR207047  Solidago canadensis subsp. elongata George K. Helmkamp, E. A. Helmkamp 2009-7-30 15325 Calaveras Sierra Nevada Mountains, Ottawa Drive, 0.1 mile south of its junction with CA-4, 1.2 miles northeast of Dorrington 1471 Comment
  JEPS33122  Solidago elongata Rimo Bacigalupi and L. R. Heckard 1962-8-4 8632 Calaveras just off California Highway 4 (Big Meadow, Stanislaus National Forest); Stanislaus National Forest, Big Meadow 1996 Comment
  UCD160276  Solidago velutina subsp. californica Chuck Hughes 2014-9-9 412 Calaveras Bear Creek, near the Hogan Dam Road crossing. 270 Comment
  CAS-BOT-BC365798  Soliva sessilis John Thomas Howell; Gordon H. True; Barbara T. Menzies; Roberta Shockey 1978-4-5 52811 Calaveras Camp Nine Road northeast of Vallecito 609 Comment
  CAS-BOT-BC365800  Soliva sessilis F. E. Blaisdell, M. D. No date on label s.n. Calaveras Mokelumne Hill Comment
  SEINET954253  Sorghum halepense G. K. Helmkamp, E. A. Helmkamp 2006-1 11504 Calaveras Northern Sierra Nevada Mountains Foothlls; along Hwy CA-26 southeast of West Point. 738 Comment
  UCD92667  Sorghum halepense W. F. Huler 1920-7-1 s.n. Calaveras Mokelumne Hill. Comment
  UCR250287  Spergula arvensis subsp. arvensis George K. Helmkamp 2013-3-14 20184 Calaveras San Joaquin Valley/Sierra Nevada Foothills, Jenny Lind Road (County Road J14) 0.1 mile north of its junction with Kirby Road, 24 mi. NE of Stockton 91 Comment
  RSA0097078  Spergularia R. F. Thorne, Percy C. Everett 1964-4-16 33752 Calaveras 2 miles north of Valley Springs. 366 Comment
  UCR71470  Spergularia marina Barbara Ertter 1986-5-11 6098 Calaveras Just south of Valley Springs, Hwy 26, field across from junction with Hogan Dam Road. 213 Comment
  JEPS64511  Spiranthes romanzoffiana W. L. Jepson 1923-8-14 10173 Calaveras Dorrington 1463 Comment
  SEINET3891927  Spiranthes romanzoffiana D. W. McNeal 1982-8-14 2757 Calaveras Opposite the Dorrington R.s., Stanislaus Nat. For.; 0 Comment
  UC115029  Spiranthes romanzoffiana T. S. Brandegee 1890-7-7 Calaveras Half Way House Big Trees Comment
  UC25955  Stachys stricta J. Burtt Davy May 18 1895-May 30 1895 1305 Calaveras Milton Comment
  UC35005  Staphylea bolanderi W. C. Blasdale 1895-6-10 Calaveras McCormick Bridge McCormick Bridge, Stanislaus River; Stanislaus River Comment
  RSA113066  Stellaria longipes P. C. Everett, E. K. Balls 1956-7-12 22081 Calaveras 2.5 miles SW from Big Meadow, Hwy 4, Ebbetts Pass road. 2012 Comment
  SD234876  Stellaria media G. K. Helmkamp, E. A. Helmkamp 2008-5-29 13538 Calaveras Sierra Nevada Mountains Foothills: Utica Powerhouse Road. Parallel to CA-4 and 0.4 mile from the road junction; at the Utica Creek crossing. 758 Comment
  CAS-BOT-BC395123  Stellaria nitens John Thomas Howell; Gordon H. True; Barbara T. Menzies; Roberta Shockey 1978-4-5 52769 Calaveras Camp Nine Road NE of Vallecito 609 Comment
  CAS-BOT-BC395122  Stellaria nitens F. E. Blaisdell, M. D. unspecified s.n. Calaveras Mokulumne Hill Comment
  CAS-BOT-BC375204  Stephanomeria elata Alice Eastwood 1929-9-2 s.n. Calaveras Murphy's Comment
  CAS-BOT-BC375564  Stephanomeria lactucina John Thomas Howell; Barbara T. Menzies; Roberta Shockey 1978-6-26 53075 Calaveras Between Camp Connell and Camp Menzies 1524 Comment
  CAS-BOT-BC375740  Stephanomeria virgata F. E. Blaisdell, M. D. No date on label s.n. Calaveras Mokelumne Hill Comment
  UCD136459  Stephanomeria virgata subsp. pleurocarpa G. K. Helmkamp; E. A. Helmkamp 2007-9-24 13013 Calaveras Northern Sierra Nevada Mountains. In Rich Gulch along Gwin Mine Road, 2.6 miles N of Paloma and directly above the Mokelumne River. 194 Comment
  UCR188530  Stephanomeria virgata subsp. pleurocarpa George K. Helmkamp, E. A. Helmkamp 2007-9-24 13013 Calaveras Foothills, northern Sierra Nevada Mountains, in Rich Gulch along Gwin Mine Road, 2.6 miles north of Paloma and directly above the Mokelumne River 194 Comment
  UCR87673  Stipa occidentalis George K. Helmkamp, E. A. Helmkamp 1995-6-22 95- 4 - Calaveras Sierra Nevada Mtns, along Calif. Hwy 4, 2.5 mi NE of Arnold 1479 Comment
  RSA66855  Streptanthus polygaloides P. L. Johannsen 1936-6-9 899 Calaveras 2 1/2 miles NW of San Andreas. 305 Comment
  UCD40223  Streptanthus tortuosus Rodney Gale Myatt 1972-6-1 1431 Calaveras Liberty Vista. Along Hwy 4, between Big Meadows and 2 mi. west of the Alpine County Line. 2072 Comment
  UCR54273  Streptanthus tortuosus B. G. Pitzer, Steve Morgan, H. M. Soldan 1988-5-30 0983 Calaveras Sierra Nevada Mtns., Stanislaus National Forest, Hell's Kitchen Scenic Overlook, c. 9 mi. east of Calaveras Big Trees State Park on St. Hwy 4 2073 Comment
  UCD116286  Streptanthus tortuosus Robert E. Preston 1984-5-5 441 Calaveras at top of cliffs north of O'Byrne's Ferry. 305 Comment
  JEPS662  Streptanthus tortuosus var. suffrutescens W. L. Jepson 1902-5-17 1807 Calaveras Gwin Mine 335 Comment
  JEPS12766  Stylocline gnaphaloides Rimo Bacigalupi with G. T. Robbins 1955-5-5 5021 Calaveras 0.4 mi n Pardee Dam (along road to Buena Vista) 198 Comment
  JEPS32518  Styrax officinalis var. redivivus W. L. Jepson 1902-5-17 1819 Calaveras Gwin Mine Comment
  POM146302  Styrax redivivus E. E. Stanford 1927-5-14 300 Calaveras Silver Rapids. Near Calaveras River. 152 Comment
  JEPS40738  Symphyotrichum bracteolatum W. L. Jepson 1923-8-10 10108 Calaveras Meadow Flat, Dorrington Dorrington 1463 Comment
  SJSU11802  Symphyotrichum chilense D. L. Sanders 1957-9-29 128 Calaveras Higway 4, 4 mi SW of Calaveras Big Trees State Park 1219 Comment
  CAS-BOT-BC98958  Symphyotrichum foliaceum var. parryi Roxana S. Ferris; R. W. Holm 1952-9-3 12557 Calaveras Betw. Big Meadow & lake Alpine, ca. 4 mi. W of Lake Alpine 2072 Comment
  CAS-BOT-BC98038  Symphyotrichum lentum F. E. Blaisdell, M. D. s.n. Calaveras Mokelumne Hill Comment
  JEPS3273  Symphyotrichum spathulatum Roxana S. Ferris and R. W. Holm 1952-9-3 12557 Calaveras ca. 4 mi w of, betw. Big Meadow and Lake Alpine Lake Alpine 2072 Comment
  UCD86124  Taeniatherum caput-medusae Beecher Crampton 1967-5-9 7896 Calaveras 3.4 miles south (by road) of Jenny Lind. Comment
  CAS-BOT-BC81322  Taxus brevifolia W. R. Dudley 1906-8-23 s.n. Calaveras Calaveras Big Tree Comment
  UCD133417  Taxus brevifolia D. Sanchez-Mata; S. Rivas-Martinez, P. Rodriguez-Rojo 1997-9-4 s.n. Calaveras Arnold-Dorrington. Stanislaus National Forest. Calaveras Big Trees State Park. 1360 Comment
  NY57980  Taxus brevifolia B. T. Menzies 1976-1 s.n. Calaveras This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SEINET10471594  Taxus brevifolia John H. Redfield 1872-8-23 Redfield 7747 Calaveras Calaveras Grove Comment
  UCD96787  Thalictrum fendleri W. R. Powell 1968-6-21 1581 Calaveras 2 miles east-southeast of Hermit Spring, 5 miles west of Big Meadow. 1981 Comment
  CAS-BOT-BC88240  Thysanocarpus curvipes John Thomas Howell; Gordon H. True; Barbara T. Menzies; Roberta Shockey 1978-4-5 52782 Calaveras Sierra Nevada. Camp Nine Road northeast of Vallecito. 609 Comment
  CAS-BOT-BC88242  Thysanocarpus curvipes John H. Thomas 1961-5-28 9482 Calaveras Parrots Ferry Bridge. 243 Comment
  JEPS54196  Thysanocarpus curvipes W. L. Jepson 1902-5-14 1784 Calaveras Gwin Mine Comment
  SJSU8587  Thysanocarpus curvipes J. C. Modin 1961-4-23 Calaveras Mokelumne Hill near junction of State Rtes 49 & 8. 449 Comment
  UCR184941  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2007-4-26 11849 Calaveras Foothills, Northern Sierra Nevada Mountains, Chili Gulch near McSorley Ranch, along Calif. Hwy 49, 5.1 miles south of the Amador County line 370 Comment
  UCR197811  Thysanocarpus curvipes George K. Helmkamp, E. A. Helmkamp 2008-4-11 13244 Calaveras Sierra Nevada Mountains Foothills, along Fricot City Road, 1.8 miles northwest of CA-49, c. 4.6 miles (air) SE of San Andreas 387 Comment
  UCR250622  Thysanocarpus curvipes George K. Helmkamp, Mary Alice Barnes 2013-4-24 20401 Calaveras Northern Sierra Nevada Mountains Foothills, Winton Road, 1.9 miles east of its junction with CA-26 in West Point 652 Comment
  CDA25270  Thysanocarpus curvipes G. D. Barbe, T. C. Fuller 1973-5-3 1344 Calaveras Highway 49 near bridge over North Fork Calaveras River above New Hogan Reservoir; 2 miles (3.2 km) south of San Andreas. Comment
  SEINET3162937  Thysanocarpus curvipes subsp. curvipes R. W. Spellenberg, N. Zucker 2005-2-16 13504 Calaveras Highway 49 1.6 km N of junction with Hwy 120, N of Chinese Camp, S side of N. Fork of the Calaveras River. 240 Comment
  POM147771  Thysanocarpus curvipes var. curvipes E. E. Stanford 1927-5-7 293 Calaveras Near Wallace. 91 Comment
  CDA25272  Thysanocarpus curvipes var. elegans T. C. Fuller 1962-5-1 8333 Calaveras Highway 12, 3.3 miles west of Valley Springs, 0.4 mile east of Burson. 0 Comment
  CAS-BOT-BC67282  Thysanocarpus radians E. E. Stanford 1930-3-30 1206 Calaveras Near Jenny Lind. Comment
  RSA794938  Thysanocarpus radians George K. Helmkamp, E. A. Helmkamp 2011-3-29 17114 Calaveras Oak Grove, along CA-26, at the junction with Josephine Lane, c. 0.5 mile southwest of Jenny Lind Road 117 Comment
  UCR248665  Torilis arvensis George K. Helmkamp, E. A. Helmkamp 2012-5-31 19094 Calaveras Northern Sierra Nevada Mountains Foothills, CA-26 east of Mokelumne Hill, at the crossing of the South Fork Mokelumne River 614 Comment
  UCR257040  Torilis arvensis George K. Helmkamp 2014-5-17 22884 Calaveras Sierra Nevada Mountains Foothills, along CA-26, 2.6 miles northeast of CA-49 at Mokelumne Hill 518 Comment
  JEPS890  Torilis nodosa W. L. Jepson 1923-5-28 9939 Calaveras Burson 152 Comment
  UC1123223  Torilis nodosa R. D. Roseberry 1935-5-29 206 Calaveras 2 1/2 miles SR of Wheats 274 Comment
  UC1197061  Torilis nodosa Joseph P. Tracy 1921-5-18 5618 Calaveras Foothill Region, Blue Oak and Digger Pine Belt Copperopolis 304 Comment
  NY17654  Torreya californica D. W. McNeal 1987-6-15 3195 Calaveras This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  JEPS63937  Toxicodendron diversilobum W. L. Jepson 1902-5-12 1760 Calaveras Gwin Mine 335 Comment
  SJSU9901  Toxicoscordion exaltatum D. L. Sanders 1957-4-17 37 Calaveras hills near Avery 1127 Comment
  UCD162358  Toxicoscordion venenosum var. venenosum Chuck Hughes 2015-5-6 420 Calaveras Hogan Dam Road at Bear Creek. 271 Comment
  UCR232167  Tragopogon dubius George K. Helmkamp, E. A. Helmkamp 2010-8-3 16685 Calaveras Northern Sierra Nevada Mountains, along CA-4 at the Arnold Byway, about 0.3 mile northeast of Arnold 1244 Comment
  SEINET4560818  Trichostema lanceolatum George K. Helmkamp, E. A. Helmkamp 2011-1 18292 Calaveras Northern Sierra Nevada Mountains Foothills: along Schaad Road, 2.2 miles north of its junction with Blue Mountain Road, 4.8 miles due east (90 degrees) of Westpoint. 954 Comment
  SJSU8821  Trichostema lanceolatum D. L. Sanders 1957-9-29 140 Calaveras by Hwy 4 c. 9 mi SW of Calaveras Big Trees State Park 1127 Comment
  CDA34531  Trifolium albopurpureum var. albopurpureum R. A. Price 2010-4-16 1615 Calaveras Along Highway 4 between Copperopolis and Angel s Camp. 0 Comment
  UC450039  Trifolium albopurpureum var. dichotomum Katharine Brandegee Calaveras Calaveras Valley Comment
  UC1129977  Trifolium barbigerum N. K. Carlson 1936-4-7 312 Calaveras 1 mi ssw Sugar Loaf Mtn; Copperpoplis Quadrangle 289 Comment
  UC54386  Trifolium breweri H. M. Hall and H. P. Chandler Aug. 1903 4787 Calaveras Calaveras Grove Sierra Nevada Mountains 1432 Comment
  UC866719  Trifolium breweri F. E. Blaisdell, M. D. Calaveras Big Trees Comment
  JEPS65779  Trifolium breweri W. L. Jepson 1923-8-3 10077 Calaveras Calaveras Big Trees Comment
  UC1129987  Trifolium ciliolatum J. A. Rutter 1935-4-17 105 Calaveras 1 mi ne Napolean Mine; Copperopplis quad 304 Comment
  SEINET3523134 Image available Trifolium depauperatum P. O. Schallert 1945-4-1 C 152 Calaveras 30 miles east of Stockton California. Comment
  SJSU7988  Trifolium depauperatum D. L. Sanders 1957-4-19 Calaveras Avery, Sierra Nevada foothills 1127 Comment
  UCD33207  Trifolium depauperatum var. amplectens Beecher Crampton 1967-5-9 7900 Calaveras 1 mile east of Red House Ranch. Comment
  UCD108375  Trifolium depauperatum var. depauperatum G. K. Helmkamp; E. A. Helmkamp 2007-3-17 11651 Calaveras Eastern Sacramento Valley. About 1 mile north of Burson on the road to south Comanche Reservoir. 152 Comment
  UCR232195  Trifolium depauperatum var. depauperatum George K. Helmkamp, E. A. Helmkamp 2011-3-29 17092 Calaveras East end San Joaquin Valley, along CA-26, 1.8 miles southwest of Valley Springs 206 Comment
  UCR189434  Trifolium depauperatum var. truncatum George K. Helmkamp, E. A. Helmkamp 2007-3-17 11651 Calaveras Eastern Sacramento Valley, about 1 mile north of Burson on the road to south Comanche Reservoir 152 Comment
  HSC104254  Trifolium dubium G. K. Helmkamp, Amy Barnes 2010-5-7 15970 Calaveras Sierra Nevada Mountains Foothills; along CA-49, 0.4 mi. N of its junction with CA-12, vicinity of San Andreas 233 Comment
  SEINET4138072 Image available Trifolium dubium George K. Helmkamp, E. A. Helmkamp 2011-6-17 17560 Calaveras Northern Sierra Nevada Mountain Foothills: Winton Road, 3.7 miles NE of CA-26 at West Point 1012 Comment
  UCR217830  Trifolium dubium George K. Helmkamp, Amy Barnes 2010-5-7 15970 Calaveras Sierra Nevada Mountains Foothills, along CA-49, 0.4 mile north of its junction with CA-12, vicinity of San Andreas 233 Comment
  UCR233138A  Trifolium dubium George K. Helmkamp, E. A. Helmkamp 2011-5-21 17332 Calaveras Northern Sierra Nevada Mountains Foothills, Rail Road Flat Road, 1.2 miles south of its junction with Ridge Road, 10.1 mi. ENE (83 deg. ) of Mokelumne Hill 854 Comment
  UCR248491  Trifolium dubium George K. Helmkamp, E. A. Helmkamp 2012-5-31 19086 Calaveras Northern Sierra Nevada Mountains Foothills, Along CA-26, 2.2 km NE (63 deg. ) of Glencoe, 0.8 mile west of the crossing over the South Fork Mokelumne River 741 Comment
  UCR242606  Trifolium glomeratum George K. Helmkamp, E. A. Helmkamp 2011-6-17 17571 Calaveras Northern Sierra Nevada Mountains Foothills, Winton Road, 0.8 mile northeast of CA-26 at West Point 977 Comment
  SEINET7249318  Trifolium glomeratum George K. Helmkamp, Elizabeth Helmkamp 2013-1 Calaveras Comment
  UC2044609  Trifolium hirtum George K. Helmkamp with E. A. Helmkamp 2011-6-17 17557 Calaveras Northern Sierra Nevada Mountains Foothills Winton Road, 3.7 miles northeast of CA-26 at West Point. (Devils Nose 7.5' Q.) Comment
  RSA597236  Trifolium hirtum George K. Helmkamp 1994-5-22 93 -3 Calaveras Along US-4, 1 mile SW of Copperopolis and 14 miles SW of Angels Camp. 305 Comment
  JEPS65962  Trifolium microcephalum W. L. Jepson 1924-5-23 10425 Calaveras Angeles Camp 426 Comment
  JEPS65967  Trifolium microcephalum W. L. Jepson 1902-5-14 1776 Calaveras Gwin Mine 335 Comment
  UC165508  Trifolium microcephalum J. Burtt Davy May 1895 1522 Calaveras Murphey's Camp Comment
  UC866888  Trifolium microcephalum F. E. Blaisdell, M. D. Calaveras Mokelumne Hill Comment
  UC33496  Trifolium monanthum var. monanthum E. R. Drew 1887-6-28 Calaveras Big Trees Comment
  JEPS4367  Trifolium obtusiflorum W. L. Jepson 1923-5-28 9942 Calaveras n San Andreas (North Fork Calaveras River) Comment
  OBI12658  Trifolium obtusiflorum W. L. Jepson 1923-5-28 9942 Calaveras N Fork Calaveras River, N of San Andreas Comment
  SEINET4178762 Image available Trifolium oliganthum P. B. Kennedy 1928-4-22 10063 Calaveras 3 mi. from San Andreas Comment
  UCR245576  Trifolium repens George K. Helmkamp, Amy Barnes 2013-9-24 22365 Calaveras Northern Sierra Nevada Mountains, SE side of White Pines Reservoir, 0.6 mile NE of Arnold 1184 Comment
  UC1130172  Trifolium variegatum C. M. Belshaw 1936-4-22 1959 Calaveras 2 mi w Burson; Jackson Quad. 91 Comment
  UCSC006391  Trifolium variegatum Randall Morgan 1995-5-28 2688 Calaveras E side of Highway 26 on Highway 12 Comment
  RSA121660  Trifolium variegatum var. melananthum J. A. Rutter 1935-4-22 132 Calaveras 3 miles N. E. of Telegraph City 274 Comment
  JEPS4180  Trifolium willdenovii W. L. Jepson 1902-5-14 1778 Calaveras Gwin Mine Comment
  UC1130139  Trifolium willdenovii C. M. Belshaw 1936-4-16 1881 Calaveras 1 mi w Columbia (toward Angels Camp); Big Trees Quad. 457 Comment
  UC506901  Trifolium willdenovii F. G. Renner 1933-4-28 R- 1217 Calaveras 1 mi n San Andreas; Stanislaus Forest 304