40.23373 40.33373 -120.77612 -120.67612 UC/JEPS: Consortium Search Results
Search Results — 459 specimen records retrieved (459 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/consortium/).
 Records are made available under the CCH Data Use Terms.
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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC1567361  Acer glabrum var. diffusum G. Schoolcraft 1989-7-3 1948 Plumas near Red Rock Lookout (Diamond Mtns.); , near Red Rock Lookout 2255 Comment
  OBI76923  Acer glabrum var. torreyi Anthony Baniaga 2011-7-10 441 Lassen Lassen Natl forest. E side of Diamond Mtn, along 28N64. Diamond Mtn quad t29N R11E sec 3 NW of NW 2012 Comment
  POM85381  Acer glabrum var. torreyi Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain, Susanville, Perkins Ranch 1829 Comment
  RSA394187  Acer macrophyllum Christopher Davidson 1975-6-6 2726 Lassen Road to Thompson Peak, branching east of road 204, 7.5 miles SW of Susanville, following Gold Run Creek 0.5 mile on this road to the peak 1494 Comment
  CAS-BOT-BC210661  Achnatherum lemmonii John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50644 Lassen South and southeast of Diamond Mt. 2286 Comment
  UCD54017  Achnatherum occidentale John Thomas Howell; Gordon H. True 1973-8-1 50069 Lassen Canadian Zone forest, east slope of Diamond Range south of Susanville, Lassen County. 2362 Comment
  CAS-BOT-BC216456  Achnatherum occidentale subsp. californicum Clare B. Hardham 1971-8-22 18413 Lassen Diamond Mountain 2346 Comment
  CAS-BOT-BC210927  Achnatherum occidentale subsp. pubescens Gordon H. True 1973-8-1 50195 Plumas Ca. 2.5 miles se. of Diamond Mt. 2164 Comment
  CAS-BOT-BC217994  Achnatherum webberi John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50679 Lassen Summit ridge of Diamond Mountain 2346 Comment
  CAS-BOT-BC413838  Aconogonon davisiae G. Schoolcraft 1989-7-3 1940 Plumas Diamond Mtns. north of Red Rock Lookout Comment
  SBBG124764  Agoseris glauca var. laciniata C. B. Hardham 1961-6-16 7480 Plumas Diamond Peak [Diamond Mountain] 2133 Comment
  SBBG45694  Agoseris glauca var. laciniata C. B. Hardham 1961-6-16 7481 Plumas Diamond Peak [Diamond Mountain] 2133 Comment
  JEPS29231  Agoseris heterophylla Lauramay T. Dempster 1961-6-17 1671 Lassen s, 4 mi sw of junction of Gold Run Creek and Richmond Road Susanville; Gold Run Creek Comment
  CAS-BOT-BC13316  Agoseris parviflora Clare B. Hardham 1961-6-16 s.n. Plumas Diamond Peak 2133 Comment
  CAS-BOT-BC127240  Agrostis exarata John Thomas Howell; Gordon H. True 1973-8-1 50226 Lassen Sierra Nevada. Headwaters of Baxter Creek. East slope of Diamond Range south of Susanville. 2133 Comment
  HSC69074  Agrostis exarata Gary Schoolcraft 1980-8-13 351 Lassen N side of Diamond Mountain, south of Susanville 1951 Comment
  RSA299261  Agrostis exarata J. T. Howell, Gordon H. True 1973-8-1 50226 Lassen Headwaters of Baxter Creek, east slope of Diamond Range south of Susanville Comment
  CAS-BOT-BC139298  Agrostis idahoensis John Thomas Howell; Gordon H. True 1973-8-1 50232 Lassen Sierra Nevada. Headwaters of Baxter Creek. East slope of Diamond Range south of Susanville. 2133 Comment
  RSA299277  Agrostis idahoensis J. T. Howell, Gordon H. True 1973-8-1 50232 Lassen Headwaters of Baxter Creek. East slope of Diamond Range south of Susanville 2134 Comment
  CAS-BOT-BC138571  Agrostis variabilis John Thomas Howell; Gordon H. True 1973-8-1 50234 Lassen Sierra Nevada. East slope of Diamond Range south of Susanville. Headwaters of Baxter Creek. 2133 Comment
  CHSC77261  Agrostis variabilis G. Schoolcraft 1997-8-6 2662 Lassen Dimond Mtn. 2316 Comment
  SBBG115824  Agrostis variabilis J. T. Howell, G. H. True 1973-8-1 50234 Lassen Diamond Range, S of Susanville Comment
  UCSB48715  Allium Clare B. Hardham 1961-6-16 7467 Mono collected on talus slope in Diamond Peak of the Sierra Nevada Mountains Diamond Peak 2285 Comment
  POM110223  Allium campanulatum Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt. Susanville. Perkin's Ranch. 2226 Comment
  UC1585997  Allium parvum Barbara Ertter with Gary Schoolcraft 1989-7-3 8662 Plumas ca. 7 air mi s Susanville (sw peak); Diamond Mt. 2316 Comment
  UC584334  Allium parvum G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2274 Lassen on bare summit ridge and ridges sw Diamond Mt. (s of Susanville) Comment
  POM110002  Allium platycaule Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain. Susanville. Perkin s Ranch. 1829 Comment
  POM110004  Allium platycaule Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain. Susanville. Perkin s Ranch. 1829 Comment
  SBBG100022  Allium platycaule B. Ertter, G. Schoolcraft 1989-7-3 8654 Plumas N side of Red Rock, ca. 8 air mi S of Susanville 2286 Comment
  SBBG22418  Allium platycaule C. B. Hardham 1961-6-16 7467 Plumas Diamond Peak [Diamond Mountain] Comment
  UC1585996  Allium platycaule Barbara Ertter with Gary Schoolcraft 1989-7-3 8654 Plumas ca. 8 air mi s Susanville (n side of Red Rock); Red Rock 2286 Comment
  CAS-BOT-BC171316  Alnus incana subsp. tenuifolia John Thomas Howell; Gordon H. True 1973-8-1 50223 Lassen Headwaters of Boxter Creek, Canadian Zone forest, E slope of Diamond Range s of Susanville. Sierra Nevada Comment
  POM39272  Antennaria rosea Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt. Susanville. Perkin's Ranch. 2226 Comment
  POM75751  Apocynum pumilum var. rhomboideum Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain. Susanville. Perkin s Ranch. 1829 Comment
  CAS-BOT-BC392211  Aquilegia formosa Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mt. Susanville, Perkin's Ranch 2133 Comment
  CAS-BOT-BC392212  Aquilegia formosa Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mt. Susanville, Perkin's Ranch 2133 Comment
  UC306926  Aquilegia formosa Marcus E. Jones 1897-6-28 Lassen Susanville, Perkin's Ranch Diamond Mt. 1828 Comment
  NY112494  Arabis holboellii var. pinetorum R. C. Rollins 1981-5-30 81164 Lassen Gold Run Road, 9 miles S of Susanville Comment
  POM316895  Arabis rectissima Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain. Susanville. Perkin s Ranch. 1829 Comment
  UC549426  Arctostaphylos patula F. Farris 1934-12-30 Lassen Diamond Mt. 1524 Comment
  UC549429  Arctostaphylos patula F. Farris 1934-12-30 Lassen Diamond Mt. 1524 Comment
  UC584338  Arenaria aculeata G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2262 Lassen s Susanville (Bare summit ridge and ridges south west of Diamond Mt.) 2164 Comment
  UC584337  Arenaria congesta var. subcongesta G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2244 Plumas n Engelmine (Sw slopes and ridge crest Red Rock); Red Rock 2133 Comment
  UC1585889  Arenaria congesta var. suffrutescens Barbara Ertter with Gary Schoolcraft 1989-7-3 8666 Plumas ca 7 airmiles s Susanville (open ridge between the two peaks); Diamond Mt peak 2316 Comment
  CAS-BOT-BC82313  Arnica cordifolia Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mt., Susanville, Perkin's Ranch 2133 Comment
  POM29781  Arnica cordifolia Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain; Susanville; Perkin's Ranch. 1829 Comment
  CAS-BOT-BC82649  Arnica latifolia John Thomas Howell; Gordon H. True 1973-8-1 50236 Lassen Headwaters of Baxter Creek, east slope of Diamond Range south of Susanville 2133 Comment
  CAS-BOT-BC85003  Artemisia arbuscula subsp. arbuscula Clare B. Hardham 1971-8-22 18370 Lassen Diamond Mountain 2346 Comment
  CHSC77184  Artemisia arbuscula subsp. thermopola G. Schoolcraft 1997-8-6 2659 Lassen Diamond Mtn. 2316 Comment
  CAS-BOT-BC97326  Artemisia tridentata subsp. tridentata Clare B. Hardham 1971-8-22 18395 Lassen Diamond Mountain 2346 Comment
  POM30964  Artemisia tridentata subsp. tridentata Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt. Susanville. Perkin's Ranch. 2226 Comment
  RSA122490  Artemisia tridentata subsp. tridentata C. W. Hanks 1934-9-25 89 Plumas Red Rock Valley 1372 Comment
  CHSC78476  Artemisia tridentata subsp. vaseyana Vernon H. Oswald 2000-7-31 9944 Plumas Forest Road 28N15 on Diamond Mountain at the pond draining into Indian Creek. 2084 Comment
  CDA14752  Asarum hartwegii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3310 Plumas Diamond Mountain Road 1.4 miles north-northeast of Engle Mine townsite. 1295 Comment
  CAS-BOT-BC194088  Astragalus purshii var. purshii Marcus E. Jones 1897-6-28 s.n. Lassen Perkin's Ranch, top of Diamond Mt., Susanville 2225 Comment
  CAS-BOT-BC194094  Astragalus purshii var. purshii Clare B. Hardham 7446 Lassen Diamond Peak 2286 Comment
  POM45163  Astragalus purshii var. purshii Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt., Susanville, Perkin's Ranch. 2226 Comment
  CAS-BOT-BC193046  Astragalus purshii var. tinctus Clare B. Hardham 1961-6-16 7445 A Plumas Diamond Peak 2255 Comment
  SBBG25923  Astragalus purshii var. tinctus C. B. Hardham 1961-6-16 7445 Plumas Diamond Peak [Diamond Mountain] 2255 Comment
  GH366438  Astragalus whitneyi M. E. Jones 1897-6-28 Unknown Top of Diamond Mt., Susanville, Perkin's Ranch 2225 Comment
  GH366441  Astragalus whitneyi M. E. Jones 1897-6-28 Unknown Top of Diamond Mt., Susanville, Perkin's Ranch 2225 Comment
  POM25988  Astragalus whitneyi Marcus E. Jones 1897-6-28 s.n Lassen Top of Diamond Mt., Susanville, Perkin's Ranch. 2226 Comment
  UC584308  Astragalus whitneyi G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2275 Lassen sw Diamond Mt. (s of Susanville); sw of Diamond Mt., s of Susanville 2164 Comment
  CAS-BOT-BC200873  Astragalus whitneyi var. lenophyllus Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt., Susanville, Perkin's Ranch 2225 Comment
  CAS-BOT-BC200874  Astragalus whitneyi var. lenophyllus Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt., Susanville, Perkin's Ranch 2225 Comment
  CAS-BOT-BC200876  Astragalus whitneyi var. lenophyllus Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt., Susnaville. Perkin's Ranch 2225 Comment
  CAS-BOT-BC199137  Astragalus whitneyi var. siskiyouensis Clare B. Hardham 1971-8-22 18366 Lassen Diamond Mountain 2346 Comment
  SEINET3025881  Astragalus whitneyi var. sonneanus Marcus E. Jones 1897-6-28 Lassen Top of Diamond Peak, Susanville, Perkins Ranch. Comment
  SEINET3025898  Astragalus whitneyi var. sonneanus Marcus E. Jones 1897-6-28 Lassen Top of Diamond Peak, Susanville. Perkin's Ranch. 2230 Comment
  CHSC72311  Astragalus whitneyi var. whitneyi L. P. Janeway; Glenn Clifton 1998-7-8 5722 Lassen Ridgetop saddle about 2.4 mi northwest of Red Rock; along Road 213, 0.1 mi east of the junction of Roads 28N08, 29N10, 213, and 28N55. 1988 Comment
  UC1730231  Astragalus whitneyi var. whitneyi L. P. Janeway 1998-7-8 5722 Lassen ridgetop saddle 2.4 mi NW of Red Rock (along road 213, 0.1 mi E of jct of Roads 28N08, 29N10, 213, and 28N55); ; Ridgetop saddle about 2.4 mi northwest of Red Rock; along Road 213, 0.1 mi east of the junction of Roads 28N08, 29N10, 213, and 28N55. 1988 Comment
  CAS-BOT-BC68710  Athyrium filix-femina var. californicum Clare B. Hardham 1971-8-22 18405 Lassen Diamond Mountain 1981 Comment
  GH378730  Barbarea orthoceras R. C. Rollins & K. W. Rollins 1981-5-30 Unknown near stream, Gold Run Road toward Sky Line Drive, 10 miles south of Susanville Comment
  NY119709  Barbarea orthoceras R. C. Rollins 1981-5-30 81165 Lassen Gold Run Road toward Sky Line Drive, 10 miles S of Susanville Comment
  JEPS88876  Blepharipappus scaber Lauramay T. Dempster 1961-6-17 1669 Lassen about 4 mi sw junction with Richmond Road (s of Susanville); Gold Run Creek Comment
  CAS-BOT-BC16148  Boechera covillei John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50672 Lassen Sierra Nevada. Summit ridge of Diamond Mountain. 2346 Comment
  UCSB23766  Boechera lemmonii Hardham, Clare 1961-6-16 Plumas Diamond Peak Comment
  CAS-BOT-BC14712  Boechera repanda John Thomas Howell; Gordon H. True 1973-8-1 50218 Lassen Sierra Nevada. Headwaters of Baxter Creek, east slope of Diamond Range, south of Susanville. 2164 Comment
  CAS-BOT-BC25509  Boechera retrofracta John Thomas Howell; Gordon H. True 1973-8-1 50203 Lassen Sierra Nevada. Summit of Diamond Range, south of Susanville. About 3 miles east of Diamond Mountain. 2194 Comment
  CAS-BOT-BC149314  Bromus carinatus var. carinatus John Thomas Howell; Gordon H. True 1973-8-1 50194 Plumas Sierra Nevada. Ca. 2.5 miles southeast of Diamond Mountain. 2164 Comment
  CAS-BOT-BC149582  Bromus carinatus var. carinatus Clare B. Hardham 1971-8-22 18403 A Lassen Sierra Nevada. Diamond Mountain. Comment
  CAS-BOT-BC149158  Bromus carinatus var. marginatus John Thomas Howell; Gordon H. True 1973-8-1 50199 Lassen Sierra Nevada. Ca. 3 miles southeast of Disamond Mountain. East slope of Diamond Range south of Susanville. 2194 Comment
  CAS-BOT-BC155323  Bromus inermis John Thomas Howell; Gordon H. True 1973-8-1 50221 Lassen Sierra Nevada. East slope of Diamond Range south of Susanville. 2164 Comment
  UCD58854  Bromus inermis John Thomas Howell; Gordon H. True 1973-8-1 50221 Lassen Sierra Nevada. East slope of Diamond Range south of Susanville. 2164 Comment
  CAS-BOT-BC161575  Bromus suksdorfii John Thomas Howell; Gordon H. True 1973-8-1 50222 Lassen Sierra Nevada. Headwaters of Baxter Creek. East slope of Diamond Range south of Susanville. 2164 Comment
  CAS-BOT-BC161576  Bromus suksdorfii Clare B. Hardham 1971-8-22 18407 Lassen Diamond Mountain. Comment
  CAS-BOT-BC185469  Calamagrostis canadensis Clare B. Hardham 1971-8-22 18406 Lassen Diamond Mountain. 2133 Comment
  CDA18573  Calochortus coeruleus G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3322 Plumas Sierra Nevada; 2.8 miles north-northeast of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  CHSC91745  Calochortus coeruleus G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3322 Plumas Sierra Nevada. 2.8 miles north-northeast of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  CHSC118825  Calochortus leichtlinii L. P. Janeway; B. Castro 2017-7-2 12339 Lassen Northern High Sierra Nevada. Along the crest of the Diamond Mtns 4.0 air-km west of Diamond Mtn; at the junction of Skyline Motorway, Diamond Mtn Road, and Diamond Mtn Motorway. 2004 Comment
  JEPS85845  Calochortus leichtlinii Barbara Ertter with Gary Schoolcraft 1989-7-3 8660 Plumas ca. 8 airmiles s. Susanville (ridge between Red Rock & Diamond Mt.) 2225 Comment
  UC1586106  Calochortus leichtlinii Barbara Ertter with Gary Schoolcraft 1989-7-3 8660 Plumas ca. 8 airmiles s. Susanville (ridge between Red Rock & Diamond Mt.) 2225 Comment
  UC584333  Calochortus leichtlinii G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2243 Plumas n of Engelmine; Red Rock 2133 Comment
  HSC12524  Calyptridium umbellatum Marcus E. Jones 1897-6-28 Lassen Diamond Mtn., Susanville, Perkin's Ranch 2226 Comment
  NY852073  Camissonia tanacetifolia J. T. Howell 1973-8-1 50209 Lassen Headwaters of Baxter Creek, Canadian Zone forest, east slope of Diamond Range south of Susanville 2164 Comment
  CAS-BOT-BC160879  Camissonia tanacetifolia subsp. tanacetifolia John Thomas Howell; Gordon H. True 1973-8-1 50209 Lassen Headwaters of Baxter Creek. East slope of Diamond Range south of Susanville 2164 Comment
  RSA512846  Camissonia tanacetifolia subsp. tanacetifolia J. T. Howell, Gordon H. True 1973-8-1 50209 Lassen Sierra Nevada: Headwaters of Baxter Creek, east slope of Diamond Range, south of Susanville. 2165 Comment
  NY119877  Cardamine breweri R. C. Rollins 1981-5-30 81168 Lassen Gold Run Road, toward Ski Line Drive, 10 miles S of Susanville Comment
  CAS-BOT-BC37793  Cardamine nuttallii Clare B. Hardham 1961-6-16 7468 B Plumas Diamond Peak. Lassen-Plumas County. Comment
  UC1494954  Cardamine nuttallii Reed C. Rollins and Kathryn W. Rollins 1981-5-30 81166 Lassen Gold Run Road toward Sky Line Drive 10 mi s Susanville; s of Susanville Comment
  CAS-BOT-BC18286  Carex John Thomas Howell; Gordon H. True 1973-8-1 50228 Lassen Sierra Nevada. East slope of Diamond Range south of Susanville. Headwaters of Baxter Creek. 2133 Comment
  UC2046018  Carex deflexa var. boottii Nick Otting and Dick Brainerd 2003-7-15 683 Lassen Sierra Nevada Mountains, Diamond Mountain, 1000 feet east of summit, 7.5 air miles south-southwest of Susanville. Comment
  CHSC77247  Carex fracta G. Schoolcraft 1997-7-30 Lassen Slope of Diamond Mtn. 1889 Comment
  CAS-BOT-BC20938  Carex heteroneura John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50698 Lassen South and southeast of Diamond Mountain. 2286 Comment
  UC2031887  Carex heteroneura Nick Otting 2003-7-15 684 Lassen Sierra Nevada Mountains, Diamond Mountain, 1000 feet east of summit, 7.5 miles south-southwest of Susanville. Comment
  UC2031875  Carex hoodii Nick Otting and Bruce Newhouse 2003-7-15 705 Lassen Sierra Nevada Mountains, Diamond Mountain, 1000 feet east of summit, 7.5 air miles south-southwest of Susanville. Comment
  CHSC92994  Carex leporinella G. Douglas Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3319 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  CAS-BOT-BC31694  Carex mariposana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54343 Plumas 2.8 mi NNE of Englemine on Diamond Mt. Road 1341 Comment
  UC2031882  Carex microptera Nick Otting and Danna Lytjen 2003-7-15 692 Lassen Sierra Nevada Mountains, Diamond Mountain, 1500 feet southeast of summit, 7.5 air miles south-southwest of Susanville. Comment
  POM81434  Carex multicaulis Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain. Susanville. Perkin s Ranch. 1829 Comment
  UC2046020  Carex multicostata Nick Otting and Bruce Newhouse 2003-7-15 706 Lassen Sierra Nevada Mountains, Diamond Mountain, 1000 feet east of summit, 7.5 air miles south-southwest of Susanville. Comment
  CAS-BOT-BC119714  Carex nervina Clare B. Hardham 1971-8-22 18405 Lassen Diamond Mountain. 2133 Comment
  CHSC77249  Carex praegracilis G. Schoolcraft 1997-7-30 2625 Lassen W slope of Diamond Mtn. 1889 Comment
  CAS-BOT-BC118027  Carex rossii John Thomas Howell; Gordon H. True 1973-8-1 s.n. Lassen Headwater of Baxter Creek, Diamond Mts. 2164 Comment
  CAS-BOT-BC117017  Carex straminiformis John Thomas Howell; Gordon H. True 1973-8-1 50200 Lassen Ca 3 mi SE of Diamond Mt. East slope of Diamond Range, south of Susanville. Comment
  CAS-BOT-BC117018  Carex straminiformis Clare B. Hardham 1971-8-22 18423 Lassen Diamond mountain. Comment
  CAS-BOT-BC114991  Carex subfusca John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54344 Plumas 2.8 mi NNE of Englemine on Diamond Mt. Road. 1341 Comment
  CDA17812  Carex subfusca G. D. Barbe, J. T. Howell & T. C. Fuller 1981-6-25 3320 Plumas 2.8 miles N-NE of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  UC2031888  Carex subfusca Nick Otting and Bruce Newhouse 2003-7-15 680 Lassen Sierra Nevada Mountains, Diamond Mountain, 1700 feet southeast of summit, 8 air miles south-southwest of Susanville. Comment
  CAS-BOT-BC114880  Carex whitneyi John Thomas Howell; Gordon H. True 1973-8-1 50201 Lassen Ca 3 mi SE of Diamond Mt. E slope of Diamond Range S of Susanville. 2194 Comment
  SBBG40127  Castilleja applegatei C. B. Hardham 1961-6-16 7459 Plumas Diamond Peak [Diamond Mountain] Comment
  CAS-BOT-BC249611  Castilleja applegatei subsp. pinetorum John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50645 Lassen South and southeast of Diamond Mt. 2286 Comment
  CAS-BOT-BC249713  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-16 7459 Plumas Diamond Peak Comment
  CHSC37704  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-9-1 5086 Plumas Red Rock Lookout, ca. 15 mi ne of Taylorsville. 2316 Comment
  JEPS81609  Castilleja applegatei subsp. pinetorum M. S. Taylor 1982-9-1 5086 Plumas ca 15 mi ne Taylorsville; Diamond Mt. Quad., Red Rock Lookout 2316 Comment
  RSA165518  Castilleja applegatei subsp. pinetorum Clare B. Hardham 1961-6-16 7459 Plumas Diamond Peak. Comment
  UCSB48317  Castilleja applegatei subsp. pinetorum Hardham, Clare 1961-6-16 Plumas Diamond Peak Comment
  UC1562664  Castilleja arachnoidea Barbara Ertter with Gary Schoolcraft 1989-7-3 8659 Plumas ca 8 air mi s Susanville (ridge between Redrock and Diamond Mt.) 2225 Comment
  UC584315  Castilleja linariifolia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-10 2281 Lassen e slope and summit Diamond Mt.; Diamont Mt. 2194 Comment
  CHSC61610  Ceanothus velutinus Arthur C. Barrett 1915-6-23 22 Plumas Lone Rock Valley. 1615 Comment
  CAS-BOT-BC276619  Chaenactis douglasii var. douglasii John Thomas Howell; Gordon H. True 1973-8-1 50208 Lassen Headwaters of Baxter Creek, E slope of Diamond Range S of Susanville 2164 Comment
  CAS-BOT-BC276620  Chaenactis douglasii var. douglasii John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50674 Lassen Summit ridge of Diamond Mountain 2346 Comment
  CAS-BOT-BC451356  Chimaphila menziesii Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain: Susanville. Perkin's Ranch 2133 Comment
  POM77432  Chimaphila menziesii Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain; Susanville; Perkin's Ranch. 1829 Comment
  CAS-BOT-BC140657  Chrysothamnus humilis Clare B. Hardham 1971-8-22 18391 Lassen Diamond Mountain 2346 Comment
  CAS-BOT-BC140658  Chrysothamnus humilis John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50663 Lassen Summit ridge of Diamond Mt. 2346 Comment
  CAS-BOT-BC184828  Cinna latifolia Clare B. Hardham 1971-8-22 18408 Lassen Diamond Mountain. 2133 Comment
  CHSC77191  Cirsium andersonii G. Schoolcraft 1997-8-6 Plumas S of Red Rock Lookout, Diamond Mtn. area. Roadside. 1965 Comment
  UC1483859  Cirsium andersonii G. Schoolcraft 1980-8-13 354 Lassen n side Diamond Mt. Comment
  CHSC93151  Cirsium arvense L. P. Janeway 1994-8-12 4729 Plumas Northern High Sierra Nevada. Banks of West Branch Lights Creek at crossing of Road 28N30, about 1.2 mi from Lights Creek. 1402 Comment
  CAS-BOT-BC286444  Cirsium scariosum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54333 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  CAS-BOT-BC286445  Cirsium scariosum John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54333 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  RSA46419  Clarkia stellata Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain; Susanville; Perkin s Ranch. 1829 Comment
  UC1586083  Clarkia stellata Barbara Ertter with Gary Schoolcraft 1989-7-3 8638 Plumas ca. 10 airmiles s. Susanville (rd. to Lone Rock & Red Rock on s. side of Diamond Mt., neaar Morton Creek crossing); Diamond Mt. 1828 Comment
  CAS-BOT-BC451737  Claytonia lanceolata G. Schoolcraft 1989-7-3 1943 Plumas Diamond Mtns. between Diamond & Red Rock peaks. Comment
  UC1567368  Claytonia lanceolata G. Schoolcraft 1989-7-3 1943 Plumas between Diamond Peak and Red Rock Peak; Diamond Mts. 2194 Comment
  UC1585859  Collomia tinctoria Barbara Ertter with Gary Schoolcraft 1989-7-3 8643 Plumas ca 1/2 mi below Red Rock Lookout (ca 8 air mi s of Susanville, bare gravel and outcrop between road and cliff) 2133 Comment
  UC699727  Collomia tinctoria Farris Farris 1936-6-15 Lassen Diamond Mountain 1828 Comment
  POM77897  Cornus occidentalis Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain; Susanville; Perkin's Ranch. 1829 Comment
  CAS-BOT-BC212204  Cornus sericea Clare B. Hardham 1971-8-22 18903 Lassen Diamond Mountain Comment
  CAS-BOT-BC401848  Corydalis caseana subsp. caseana John Thomas Howell; Gordon H. True 1973-8-1 50237 Lassen Headwaters of Baxter Creek, east slope of Diamond Range south of Susanville 2133 Comment
  CHSC77215  Corydalis caseana subsp. caseana G. Schoolcraft 1997-8-6 2657 Lassen Along w. fork of Gold Run Creek about 8 miles sw of Susanville. 1859 Comment
  UC581281  Crepis acuminata G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2250 Plumas n Engelmine (sw slopes and ridge crest); Red Rock Comment
  UC581204  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2251 Plumas Red Rock; sw slopes and ridge crest, n of Engelmine 646 Comment
  UC581220  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2232 Plumas Red Rock; sw slopes and ridge crest, n of Engelmine Comment
  UC581227  Crepis intermedia G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2233 Plumas Red Rock; sw slopes and ridge crest, n of Engelmine Comment
  UC581243  Crepis modocensis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-10 2277 Lassen Diamond Mt.; summit and e slope Comment
  UC581249  Crepis modocensis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2257 Lassen bare summit ridge and ridges sw Diamond Mt. (s of Susanville, Plumas and Lassen Co.) Comment
  POM17694  Crepis modocensis subsp. subacaulis Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt. Susanville. Perkin's Ranch. 2226 Comment
  UC581270  Crepis modocensis subsp. subacaulis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-10 2276 Lassen Diamond Mt.; summit and e slope Comment
  UC581285  Crepis modocensis subsp. subacaulis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-10 2278 Lassen Diamond Mt.; summit and e slope Comment
  UC581242  Crepis occidentalis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2259 Lassen bare summit ridge and ridges sw Diamond Mt. (s of Susanville) Comment
  UC581265  Crepis occidentalis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2261 Lassen bare summit ridge and ridges sw Diamond Mt. (s of Susanville) Comment
  CAS-BOT-BC189241  Cryptantha John Thomas Howell; Gordon H. True 1973-8-1 50215 Lassen E slope of Diamond Range, S of Susanville 2164 Comment
  POM46564  Cryptantha humilis Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt. Susanville. Perkin's Ranch. 2226 Comment
  UC584347  Cryptantha humilis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2267 Lassen sw of Diamond Mt. (s of Susanville) 2164 Comment
  CHSC77202  Cryptantha torreyana G. Schoolcraft 1997-8-6 2653 Lassen S side of Gold Run Rd. 1889 Comment
  SBBG122934  Cryptantha torreyana B. Ertter 1988-7-25 7846 Plumas Snoring Springs, 0.5 mi N of Diamon Mtn-Greenville-Red Rock jct; Diamond Mtns 1981 Comment
  CHSC112187  Cymopterus terebinthinus var. californicus Dean Wm. Taylor 2012-6-7 f 21237 Lassen Diamond Mountains; Gold Run Road 0.3 miles North of the Crest. 1950 Comment
  RSA0049616  Cymopterus terebinthinus var. californicus Dean Wm. Taylor 2012-6-7 21237 Lassen Diamond Mountains; Gold Run Road 0.3 miles North of the crest 1950 Comment
  CAS-BOT-BC70537  Cystopteris fragilis Clare B. Hardham 1961-6-16 7461 Lassen Diamond Peak Comment
  CAS-BOT-BC192330  Danthonia unispicata John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50691 Lassen South and southeast of Diamond Mt. 2286 Comment
  CAS-BOT-BC141772  Dasiphora fruticosa John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50669 Lassen Cirque-like hollow ne. of Diamond Mt. - Sierra Nevada 2255 Comment
  CAS-BOT-BC9861  Delphinium nudicaule Clare Butterworth Hardham 1961-6-16 7458 Plumas Diamond Peak 2133 Comment
  SBBG18111  Delphinium nudicaule C. B. Hardham 1961-6-16 7458 Plumas Diamond Peak [Diamond Mountain] Comment
  CAS-BOT-BC116127  Delphinium nuttallianum Clare Butterworth Hardham 1961-6-16 7492 Plumas Engelmine-Susanville Road via Gold run Creek. 1828 Comment
  CAS-BOT-BC116128  Delphinium nuttallianum Clare Butterworth Hardham 1961-6-16 7476 Plumas Diamond Peak Comment
  POM100692  Delphinium nuttallianum Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt., Susanville, Perkin's Ranch. 2226 Comment
  SBBG25598  Delphinium nuttallianum C. B. Hardham 1961-6-16 7476 Plumas Diamond Peak [Diamond Mountain] Comment
  SBBG25599  Delphinium nuttallianum C. B. Hardham 1961-6-16 7492 Plumas Engel Mine-Susanville Rd via Gold Run Crk 1828 Comment
  SBBG25600  Delphinium nuttallianum C. B. Hardham 1961-6-16 7474 Plumas Diamond Peak [Diamond Mountain] Comment
  CAS-BOT-BC194261  Deschampsia cespitosa subsp. cespitosa John Thomas Howell; Gordon H. True 1973-8-1 50230 Lassen Headwaters of Boxter Creek, east slope of Diamond Range south of Susanville 2133 Comment
  CAS-BOT-BC192739  Deschampsia danthonioides John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50650 Lassen South and southeast of Diamond Mt. 2286 Comment
  CAS-BOT-BC201810  Deschampsia elongata Clare B. Hardham 1971-8-22 18377 Lassen Diamond Mountain 2133 Comment
  CAS-BOT-BC201812  Deschampsia elongata Clare B. Hardham 1971-8-22 18375 Lassen Diamond Mountain 2346 Comment
  HSC68802  Deschampsia elongata G. Schoolcraft 1980-8-13 350 Lassen N side of Diamond Mountain. 1951 Comment
  CAS-BOT-BC159382  Drymocallis lactea var. austiniae Clare B. Hardham 1971-8-22 18387 Lassen Diamond Mountain 2346 Comment
  CAS-BOT-BC159341  Drymocallis lactea var. lactea Marcus E. Jones 1897-6-28 s.n. Lassen Perkin's Ranch, Diamond Mt., Susanville 2133 Comment
  CAS-BOT-BC159343  Drymocallis lactea var. lactea John Thomas Howell; Gordon H. True 1973-8-1 50224 Lassen East slope of Diamond Range south of Susanville - Sierra Nevada 2133 Comment
  CAS-BOT-BC227482  Elymus elymoides John Thomas Howell; Gordon H. True 1973-8-1 50197 Lassen Ca. 3 miles se. of Diamond Mt., summit of Diamond Range south of Susanville 2194 Comment
  CAS-BOT-BC227730  Elymus elymoides John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50636 Plumas Headwaters of Indian Creek southeast of Diamond Mt. 2164 Comment
  CAS-BOT-BC206730  Elymus glaucus subsp. glaucus Clare B. Hardham 1971-8-22 18401 Lassen Aspen Swamp, Diamond Mountain 2133 Comment
  CAS-BOT-BC57303  Equisetum laevigatum John Thomas Howell; Gordon H. True 1973-8-1 50235 Lassen Headwaters of Baxter Creek, Canadian Zone forest, east slope of Diamond Range south of Susanville 2133 Comment
  POM40990  Ericameria bloomeri Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt. Susanville. Perkin's Ranch. 2226 Comment
  CAS-BOT-BC294185  Ericameria nauseosa var. speciosa John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50696 Lassen South and southeast of Diamond Mt. 2286 Comment
  CAS-BOT-BC293204  Ericameria suffruticosa Clare B. Hardham 1971-8-22 18393 Lassen Diamond Mountain 2133 Comment
  CAS-BOT-BC293205  Ericameria suffruticosa John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 5068 Lassen Summit ridge of Diamond Mt. 2346 Comment
  CAS-BOT-BC293206  Ericameria suffruticosa John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50665 Lassen Summit ridge of Diamond Mt. 2346 Comment
  CHSC77193  Ericameria suffruticosa G. Schoolcraft 1997-8-6 Lassen Diamond Mtn. 2316 Comment
  UC1567350  Erigeron barbellulatus G. Schoolcraft 1989-7-3 1939 Plumas s of Red Rock Lookout; Diamond Mtns. 2194 Comment
  UC584279  Erigeron barbellulatus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 Plumas n of Engelmine (sw slopes and ridge crest Red Rock); Red Rock 2133 Comment
  CAS-BOT-BC294485  Erigeron bloomeri var. bloomeri John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50676 Lassen Summit ridge of Diamond Mt. 2346 Comment
  CAS-BOT-BC297196  Erigeron coulteri Clare B. Hardham 1971-8-22 18398 Lassen Diamond Mountain 2133 Comment
  CAS-BOT-BC300372  Erigeron eatonii var. plantagineus John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50688 Lassen South and southeast of Diamond Mt. 2286 Comment
  POM32999  Erigeron eatonii var. plantagineus Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt. Susanville. Perkin's Ranch. 2226 Comment
  SBBG100109  Erigeron eatonii var. plantagineus B. Ertter, G. Schoolcraft 1989-7-3 8676 Plumas W side of ridge between Diamond Mtn and Red Rock, ca. 8 air mi S of Susanville 2225 Comment
  UC1563920  Erigeron eatonii var. plantagineus Barbara Ertter with Gary Schoolcraft 1989-7-3 8676 Plumas w side of ridge between Diamond Mt. and Red Rock (ca 8 air mi s of Susanville, steep slope above meadow) 2225 Comment
  SBBG100110  Erigeron eatonii var. sonnei B. Ertter, G. Schoolcraft 1989-7-3 8651 Plumas below Red Rock lookout, ca. 8 air mi S of Susanville 2255 Comment
  UC1563959  Erigeron glacialis var. glacialis Barbara Ertter with Gary Schoolcraft 1989-7-3 8670 Plumas Diamond Mountain peak 7 air miles S of Susanville 2286 Comment
  UC584244  Erigeron lassenianus var. lassenianus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2264 Lassen bare summit ridge and ridges sw Diamond Mt. (s of Susanville, Plumas and Lassen Counties) Comment
  CAS-BOT-BC295507  Erigeron linearis Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt. Susanville. Perkin's Ranch 2225 Comment
  POM39968  Erigeron linearis Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt. Susanville. Perkin's Ranch. 2226 Comment
  UC584272  Erigeron linearis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2265 Lassen bare summit ridge and ridges sw Diamond Mt. (Plumas and Lassen Cos. boundary, s of Susanville) 2164 Comment
  RSA0049613  Erigeron pumilus var. intermedius Dean Wm. Taylor 2012-6-7 21234 Plumas Diamond Mountains; ridgetop 1 mile east of Diamond Peak 2225 Comment
  POM105426  Eriogonum douglasii var. douglasii Marcus E. Jones 1897-7-28 s.n. Lassen Top of Diamond Mt. Susanville. Perkin's Ranch. 2226 Comment
  RSA165450  Eriogonum douglasii var. douglasii Clare B. Hardham 1961-6-16 7477 Plumas Sierra Nevada Mountains: Diamond Peak 305 Comment
  RSA756700  Eriogonum douglasii var. douglasii Barbara J. Ertter, Gary Schoolcraft 1989-7-3 8664 Plumas Diamond Mt peak ca 7 airmiles S of Susanville 2317 Comment
  CAS-BOT-BC246503  Eriogonum douglasii var. meridionale John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50662 Lassen Summit ridge of Diamond Mt. 2346 Comment
  UC1949282  Eriogonum douglasii var. meridionale Barbara Ertter with Gary Schoolcraft 1989-7-3 8664 Plumas Diamond Mt peak ca 7 airmiles S of Susanville Comment
  UC584322  Eriogonum douglasii var. meridionale G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2238 Plumas n Engelmine; Red Rock Comment
  CAS-BOT-BC246510  Eriogonum elatum var. elatum John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50666 Lassen Summit ridge of Diamond Mt. 2346 Comment
  NY430489  Eriogonum marifolium G. Schoolcraft 1997-8-6 2671 Lassen Diamond Mountain 2316.5 Comment
  CAS-BOT-BC267342  Eriogonum marifolium var. marifolium Clare B. Hardham 1971-8-22 18402 Lassen Diamond Mountain 2346 Comment
  CAS-BOT-BC268688  Eriogonum microthecum var. laxiflorum John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50656 Lassen Summit ridge of Diamond Mt. 2346 Comment
  CAS-BOT-BC268690  Eriogonum microthecum var. laxiflorum Clare B. Hardham 1971-8-22 18365 Lassen Diamond Mountain 2346 Comment
  CAS-BOT-BC268692  Eriogonum microthecum var. laxiflorum M. S. Taylor 1982-9-1 5084 Plumas Red Rock Lookout, ca. 15 mi ne of Taylorsville 2321 Comment
  CHSC39991  Eriogonum microthecum var. laxiflorum M. S. Taylor 1982-9-1 5084 Plumas Red Rock Lookout, ca. 15 mi ne of Taylorsville. In rock outcrops. 2321 Comment
  CAS-BOT-BC266367  Eriogonum nudum var. deductum John Thomas Howell; Gordon H. True 1973-8-1 50210 Lassen East slope of Diamond RAnge south of Susanville, Sierra Nevada 2164 Comment
  POM105327  Eriogonum ochrocephalum var. ochrocephalum Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain; Susanville; Perkin's Ranch. 1829 Comment
  CAS-BOT-BC269959  Eriogonum spergulinum var. reddingianum John Thomas Howell; Gordon H. True 1973-8-1 50188 Plumas Ca. 2.5 miles se. of Diamond Mt. 2164 Comment
  CAS-BOT-BC262768  Eriogonum strictum var. proliferum John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50658 Lassen Summit ridge of Diamond Mt. 2346 Comment
  UC2043047  Eriogonum strictum var. proliferum Barbara Ertter with Gary Schoolcraft 1989-7-3 8640 Plumas Ca 1/2 mile below Red Rock lookout, ca. 8 air miles S of Susanville. Comment
  UC584344  Eriogonum strictum var. proliferum G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2239 Plumas n Engelmine (sw slopes and ride crest Red Rock); Red Rock Comment
  CAS-BOT-BC267815  Eriogonum umbellatum var. covillei G. Schoolcraft 1997-8-6 2671 Lassen Diamond Mtn. 2316 Comment
  CAS-BOT-BC265092  Eriogonum umbellatum var. nevadense John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50673 Lassen Summit ridge of Diamond Mt., Sierra Nevada 2346 Comment
  CAS-BOT-BC262260  Eriogonum ursinum G. Schoolcraft 1989-7-3 1936 Plumas Diamond Mtns. south of Red Rock Lookout Comment
  UC584345  Eriogonum ursinum G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2240 Plumas n Engelmine (sw slope and ridge crest Red Rock); Red Rock Comment
  JEPS103217  Eriogonum ursinum var. ursinum G. Schoolcraft 1989-7-3 1936 Plumas Diamond Mtns. south of Red Rock Lookout 2225 Comment
  SD133970  Erythranthe moschata Barbara Ertter, Gary Schoolcraft 1989-7-3 8633 Plumas near Bear Creek crossing on Lone Rock road, Diamond Mts ca 9 airmiles S of Susanville 1768 Comment
  CAS-BOT-BC312018  Eucephalus breweri Clare B. Hardham 1971-8-22 18390 Lassen Diamond Mountain 2133 Comment
  CHSC61612  Fragaria vesca Arthur C. Barrett 1913-6-23 10 Plumas Plumas National Forest. Lone Rock Valley. 1005 Comment
  GH385993  Galium grayanum G. L. Stebbins & J. A. Jenkins 1937-7-9 2245 Unknown Red Rock, north of Engelmine 2133 Comment
  SBBG100030  Galium grayanum B. Ertter, G. Schoolcraft 1989-7-3 8641 Plumas ca. 0.5 mi below Red Rock lookout, ca. 8 airmi S of Susanville 2133 Comment
  SBBG18756  Galium grayanum C. B. Hardham 1961-6-16 7439 Plumas Diamond Peak [Diamond Mountain] 2255 Comment
  UC1562587  Galium grayanum Barbara Ertter with Gary Schoolcraft 1989-7-3 8641 Plumas ca 1/2 mi below Red Rock lookout (ca 8 air mi s of Susanville) 2133 Comment
  UCR71482  Galium grayanum Barbara Ertter, Gary Schoolcraft 1989-7-3 8641 Plumas c. 0.5 mile below Red Rock lookout, c. 8 airmiles south of Susanville 2134 Comment
  UC584311  Galium grayanum var. grayanum G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2245 Plumas n Engelmine (sw slopes and ridge crest); Red Rock Comment
  SBBG122857  Gayophytum diffusum subsp. parviflorum B. Ertter 1988-7-25 7848 Plumas Snoring Springs, 0.5 mi N of Diamond Mt-Greenville-Red Rock jct; Diamond Mtns 1981 Comment
  UC1618181  Gayophytum diffusum subsp. parviflorum Barbara Ertter 1988-7-25 7848 Plumas 1/2 mi n Diamond Mt.-Greeneville-Red Rock jct (ca 12 air mi ssw of Susanville); Diamond Mts., Snoring Springs 1981 Comment
  RSA517182  Gayophytum humile J. T. Howell, Gordon H. True 1973-8-1 50207 Lassen Sierra Nevada: Headwaters of Baxter Creek, east slope of Diamond Range, south of Susanville. 2165 Comment
  POM72193  Gilia congesta Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt., Susanville, Perkin's Ranch. 2226 Comment
  CHSC77264  Glyceria elata G. Schoolcraft 1997-7-30 2614 Lassen W facing slope of Diamond Mtn. 1950 Comment
  CAS-BOT-BC302594  Gnaphalium palustre John Thomas Howell; Gordon H. True 1973-8-1 50211 Lassen Headwaters of Baxter Creek, east slope of Diamond Range south of Susanville 2164 Comment
  CAS-BOT-BC231133  Hackelia amethystina John Thomas Howell; Gordon H. True 1973-8-1 50190 Plumas Ca. 2.5 miles SE of Diamond Mountain 2164 Comment
  CHSC118792  Hackelia amethystina L. P. Janeway; B. Castro 2017-7-2 12341 Lassen Northern High Sierra Nevada. Along the crest of the Diamond Mtns 4.0 air-km west of Diamond Mtn; at the junction of Skyline Motorway, Diamond Mtn Road, and Diamond Mtn Motorway. 2004 Comment
  CHSC72302  Hackelia amethystina L. P. Janeway; Glenn Clifton 1998-7-8 5723 Plumas Snoring Spring; about 1/5 mi northwest of Red Rock; along Road 213, 0.8 mi south of the ridgetop. Meadow. 2002 Comment
  JEPS103223  Hackelia amethystina G. Schoolcraft 1981-6-12 455 Lassen Gold Run Rd. on lower slopes of Diamond Mtn. 1889 Comment
  UCD119367  Hackelia amethystina G. Schoolcraft 1981-6-12 0456 Lassen Gold Run Rd., on lower slopes of Diamond Mtn., Susanville. 1889 Comment
  CHSC72304  Hackelia micrantha L. P. Janeway; Glenn Clifton 1998-7-8 5724 Plumas Snoring Spring; about 15 mi northwest of Red Rock; along Road 213, 0.8 mi south of the ridgetop. Meadow. 2002 Comment
  POM72793  Hackelia micrantha Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt. Susanville. Perkin's Ranch. 2226 Comment
  CHSC77177  Heracleum lanatum G. Schoolcraft 1997-7-30 2618 Lassen W slope of Dimond Mtn. 1950 Comment
  JEPS27188  Hesperolinon micranthum Lauramay T. Dempster 1961-6-17 1670 Lassen about 4 mi sw junction with Richmond Road (s of Susanville); Gold Run Creek Comment
  UC1211991  Hesperolinon micranthum Lauramay T. Dempster 1961-6-17 1670 Lassen creek about 4 mi sw junction with Richmond Road (s of Susanville); Gold Run Creek Comment
  CAS-BOT-BC312417  Hieracium albiflorum Clare B. Hardham 1971-8-22 18378 Lassen Diamond Mountain 2133 Comment
  CAS-BOT-BC312418  Hieracium albiflorum John Thomas Howell; Gordon H. True 1973-8-1 50220 Lassen Headwaters of Baxter Creek, east slope of Diamond Range south of Susanville 2164 Comment
  CAS-BOT-BC284714  Hordeum jubatum John Thomas Howell; Gordon H. True 1973-8-1 50198 Lassen Ca. 3 miles se. of Diamond Mt., summit of Diamond Range south of Susanville 2194 Comment
  UC1586075  Hydrophyllum occidentale Barbara Ertter with Gary Schoolcraft 1989-7-3 8671 Plumas ca 7 air mi s Susanville (Diamond Mt. peak, n-face); Diamont Mt. 2286 Comment
  POM75265  Ipomopsis aggregata subsp. formosissima Marcus E. Jones 1897-6-28 10201 Lassen Diamond Mountain; Susanville; Perkin's Ranch. 1829 Comment
  UC1607554  Ipomopsis congesta Barbara Ertter with Gary Schoolcraft 1989-7-3 8663 Plumas ca. 7 air mi s Susanville (sw peak); Diamond Mt. 2316 Comment
  UC584300  Ipomopsis congesta G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2269 Lassen s Susanville (sw of Diamond Mt.) 2164 Comment
  JEPS87937  Ipomopsis congesta subsp. montana Barbara Ertter with Gary Schoolcraft 1989-7-3 8663 Plumas ca. 7 air mi s Susanville (sw peak); Diamond Mt. 2316 Comment
  POM68597  Kelloggia galioides Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain; Susanville; Perkin's Ranch. 1829 Comment
  POM29621  Lathyrus Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain; Susanville; Perkins Ranch. 1829 Comment
  UC584301  Leptodactylon pungens G. L. Stebbins Jr. and J. A. Jenkins 1937-7-10 2284 Lassen summit and e slope of Diamond Mt. 2194 Comment
  POM74002  Leptosiphon ciliatus Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain; Susanville; Perkin's Ranch. 1829 Comment
  UC1558003  Lesquerella occidentalis subsp. occidentalis Barbara Ertter with Gary Schoolcraft 1989-7-3 8668 Plumas ca. 7 air mi s Susanville (Diamong Mt. Peak, bare rocky ridge extending n from main peak); Diamond Mt. Peak, s of Susanville 2316 Comment
  UC584305  Lesquerella occidentalis subsp. occidentalis G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2271 Lassen s Susanville (Bare summit ridge and ridges south west of Diamond Mt.); bare summit ridge and ridges sw of Diamond Mt. 2164 Comment
  CDA14757  Ligusticum grayi G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3321 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite. 1341 Comment
  POM74675  Linanthus pungens subsp. pulchriflorus Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt., Susanville, Perkin's Ranch. 2226 Comment
  UC584304  Lomatium macrocarpum G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2246 Plumas n. Engelmine (slopes & ridge crest Red Rock); Red Rock Comment
  CHSC118822  Lomatium nudicaule L. P. Janeway; B. Castro 2017-7-2 12338 Lassen Northern High Sierra Nevada. Along the crest of the Diamon Mtns 4.0 aiar-km west of Diamond Mtn; at the junstion of Skyline Motorway, Diamond Mtn Road, and Diamond Mtn Motorway. 2004 Comment
  CHSC72293  Lomatium plummerae L. P. Janeway; Glenn Clifton 1998-7-8 5721 Lassen Ridgetop saddle about 2.5 mi northwest of Red Rock; at junction of Roads 28N08,19N10, 213, and 28N55. Top of north-facing Wyethia opening in open yellow pine forest. 1988 Comment
  UC1562663  Lomatium plummerae Barbara Ertter with Gary Schoolcraft 1989-7-3 8657 Plumas ca. 8 airmiles s. Susanville (ridge between Red Rock and Diamond Mt.) 2225 Comment
  UC1730232  Lomatium plummerae L. P. Janeway and Glenn Clifton 1998-7-8 5721 Lassen ridgetop saddle 2.5 mi NW of Red Rock (junction of Roads 28N08, 29N10, 213, and 28N55) 1988 Comment
  UC584306  Lomatium plummerae G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2247 Plumas n. Engelmine (s.w. slopes & ridge crest Red Rock); Red Rock Comment
  CHSC112191  Lomatium roseanum Dean Wm. Taylor 2012-6-7 21235 Lassen Sierra Nevada. Diamond Mts.: Ridgetop 1 mile east of Diamond Peak. 2225 Comment
  RSA0049614  Lomatium roseanum Dean Wm. Taylor 2012-6-7 21235 Plumas Diamond Mountains; ridgetop 1 mile east of Diamond Peak 2225 Comment
  CHSC92282  Lupinus arbustus John Dittes 2005-6-25 1186 Plumas Northern High Sierra Nevada Range; Drainage of West Branch Lights Creek; ca. 12.5 air-miles north x northeast of Taylorsville, ca. 5.5 air-miles southwest of Diamond Mountain, ca. 3.8 air-miles southeast of Indicator Peak; west-facing slope ca. 2,510' north of confluence of Lights Creek and West Branch Lights Creek, upslope (east) of FS Road 28N30. 1386 Comment
  SBBG18800  Lupinus arbustus C. B. Hardham 1961-6-16 7464 Plumas Diamond Peak [Diamond Mountain] Comment
  CHSC92277  Lupinus argenteus var. meionanthus John Dittes 2005-7-11 1211 Plumas Northern High Sierra Nevada Range; Drainage of Smith Creek; ca. 12.7 air-miles north x northeast of Taylorsville, ca. 5.3 air-miles southwest of Diamond Mountain, ca. 4.6 air-miles southeast of Indicator Peak; southwest-facing slope on north side of Smith Creek, ca. 0.5 mile northeast of confluence of Smith Creek and East Branch Lights Creek, upslope (north) of FS Road 28N03. 1498 Comment
  CHSC106216  Lupinus breweri var. breweri Arthur C. Barrett 1915-7-13 25 Plumas Plumas National Forest. Lone Rock Valley. 1676 Comment
  CHSC92280  Lupinus breweri var. breweri John Dittes 2005-7-2 1190 Plumas Northern High Sierra Nevada Range; Drainage of Smith Creek; ca. 12.5 air-miles north x northeast of Taylorsville, ca. 5.5 air-miles southwest of Diamond Mountain, ca. 4.7 air-miles southeast of Indicator Peak; west-facing slope above (south of) Smith Creek, ca. 0.4 mile east of confluence with East Branch Lights Creek, ca. 0.2 mile south of FS Road 28N03. 1474 Comment
  CHSC92278  Lupinus grayi John Dittes; Josephine Guardino 2005-6-4 1144 Plumas Northern High Sierra Nevada Range; Drainage of East Branch Lights Creek; ca. 12.3 air-miles northeast of Taylorsville, ca. 5.7 air-miles southwest of Diamond Mountain, ca. 4.2 air-miles southeast of Indicator Peak; south-facing slope ca. 850' north of confluence of East Branch Lights Creek and Morton Creek, ca. 1,232' northeast of junction of FS Road 28N03 and County Road 213. 1373 Comment
  RSA715534  Lupinus grayi John Dittes, Josephine Guardino 2005-6-4 1144 Plumas Northern High Sierra Nevada Range; drainage of East Branch Lights Creek, ca. 12.3 air-miles northeast of Taylorsville, ca. 5.7 air-miles southwest of Diamond Mountain, ca. 4.2 air-miles southeast of Indicator Peak., South-facing slope ca. 850 north of confluence of East Branch Lights Creek and Morton Creek, ca. 1232 northeast of junction of FS road 28N03 and county road 213. 1374 Comment
  HSC97071  Lupinus meionanthus John Dittes 2005-7-11 1211 Plumas 12.7 mi. NNE of Taylorsville, 5.3 mi. SW of Diamond Mtn., 4.6 mi. SE of Indicator Peak, N side of Smith Creek Comment
  RSA715533  Lupinus meionanthus John Dittes 2005-7-11 1211 Plumas Northern High Sierra Nevada Range; Drainage of Smith Creek; ca. 12.7 air-miles north x northeast of Taylorsville, ca. 5.3 air-miles southwest of Diamond Mountain, ca. 4.6 air-miles southeast of Indicator Peak., Southwest-facing slope on north side of Smith Creek, ca. 0.5 mile northeast of confluence of Smith Creek and East Branch Lights Creek, uplsope (north) of FS Road 28N03. 1499 Comment
  CHSC92281  Lupinus onustus John Dittes; Josephine Guardino 2005-6-4 1145 Plumas Northern High Sierra Nevada Range; Drainage of East Branch Lights Creek; ca. 12.3 air-miles northeast of Taylorsville, ca. 5.7 air-miles southwest of Diamond Mountain, ca. 4.2 air-miles southeast of Indicator Peak; south-facing slope ca. 850' north of confluence of East Branch Lights Creek and Morton Creek, ca. 1,232' northeast of junction of FS Road 28N03 and County Road 213. 1373 Comment
  RSA715535  Lupinus onustus John Dittes, Josephine Guardino, Eva M Dittes 2005-6-4 1145 Plumas Northern High Sierra Nevada Range; drainage of East Branch Lights Creek, ca. 12.3 air-miles northeast of Taylorsville, ca. 5.7 air-miles southwest of Diamond Mountain, ca. 4.2 air-miles southeast of Indicator Peak., South-facing slope ca. 850 north of confluence of East Branch Lights Creek and Morton Creek, ca. 1232 northeast of junction of FS road 28N03 and county road 213. 1374 Comment
  JEPS17908  Madia gracilis Rimo Bacigalupi with G. T. Robbins 1955-7-21 5432 Lassen upper reaches of creek about 10 mi sw Susanville (along rd. over Diamond Mtn. ridge to Engelmine and Indian Valley); Gold Run Creek 1767 Comment
  GH360236  Melica bulbosa G. L. Stebbins & J. A. Jenkins 1937-7-10 2283 Unknown Summit and east slope of Diamond Mt. 2194 Comment
  UC584328  Melica bulbosa G. L. Stebbins Jr. and J. A. Jenkins 1937-7-10 2283 Lassen e slope and summit Diamond Mt. 2194 Comment
  CAS-BOT-BC264176  Melica subulata John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54332 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road, Sierra Nevada 1341 Comment
  CHSC7719  Mertensia ciliata var. stomatechoides Clarence Ash 1969-5-21 2 Lassen Diamond Mountain, distance from Susanville undetermined. 1828 Comment
  POM34993  Microseris nutans Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain; Susanville; Perkin's Ranch. 1829 Comment
  SBBG22257  Microseris nutans C. B. Hardham 1961-6-16 7494 Plumas Engel Mine - Diamond Pk Rd 1828 Comment
  UC1585908  Mimulus moniliformis Barbara Ertter with Gary Schoolcraft 1989-7-3 8633 Plumas ca. 9 air mi s Susanville (near Bear Creek crossing on Lone Rock road); Diamond Mts. 1767 Comment
  UC699729  Mimulus moniliformis Farris Farris 1936-6-10 Lassen Diamond Mountain 1828 Comment
  POM43476  Mimulus moschatus var. longiflorus Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain; Susanville; Perkin's Ranch. 1829 Comment
  RSA519036  Mimulus nanus var. mephiticus Barbara J. Ertter, Gary Schoolcraft 1989-7-3 8647 Plumas Below Red Rock lookout, ca 8 airmiles S of Susanville. 2256 Comment
  UC1567353  Mimulus nanus var. mephiticus G. Schoolcraft 1989-7-3 1938 Plumas s Red Rock Lookout; Diamond Mtns. 2225 Comment
  UC1585910  Mimulus nanus var. mephiticus Barbara Ertter with Gary Schoolcraft 1989-7-3 8647 Plumas ca. 8 air mi s Susanville (near road below Red Rock lookout) 2255 Comment
  CHSC118842  Monardella odoratissima subsp. pallida L. P. Janeway; B. Castro 2017-7-2 12340 Lassen Northern High Sierra Nevada. Along the crest of the Diamond Mtns 4.0 air-km west of Diamond Mtn; at the junction of skyline Motorway, Diamond Mtn Road, and Diamond Mtn Motorway. 2004 Comment
  CAS-BOT-BC260595  Muhlenbergia filiformis G. Schoolcraft 1997-7-30 2623 Lassen W slope of Diamond Mountain 1889 Comment
  UC1563724  Navarretia breweri Barbara Ertter with Gary Schoolcraft 1989-7-3 8658 Plumas ca 8 air mi s Susanville (ridge between Red Rock and Diamond Mt) 2225 Comment
  UC1585918  Navarretia divaricata subsp. divaricata Barbara Ertter with Gary Schoolcraft 1989-7-3 8648 Plumas ca 8 air mi s Susanville (near road below Red Rock lookout) 2255 Comment
  JEPS27169  Nemacladus capillaris Lauramay T. Dempster 1961-6-17 1673 Lassen about 4 mi sw Gold Run Creek junction with Richmond Road (Gold Run Creek, s of Susanville); Gold Run Creek Comment
  POM44324  Orthocarpus cuspidatus subsp. copelandii Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt., Susanville, Perkin's Ranch. 2226 Comment
  SEINET3836941 Image available Orthocarpus cuspidatus subsp. copelandii Marcus E. Jones 1897-6-28 Lassen Diamond Mt., Susanville, Perkin's Ranch 2225 Comment
  UC584313  Orthocarpus cuspidatus subsp. cryptanthus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2242 Plumas sw slopes and ridge crest Red Rock (n of Engelmine); sw slopes and ridge crest Red Rock 2133 Comment
  POM82978  Osmorhiza berteroi Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain. Susanville. Perkin s Ranch. 1829 Comment
  SEINET178349  Osmorhiza berteroi Marcus E. Jones 1897-6-28 Lassen Diamond Mt., Susanville, Perkin's Ranch. 1829 Comment
  POM44032  Pedicularis semibarbata Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain; Susanville; Perkin's Ranch. 1829 Comment
  SEINET3836472 Image available Pedicularis semibarbata Marcus E. Jones 1897-6-28 Lassen Diamond Mt. Susanville, Perkin's Ranch 1829 Comment
  UC1567369  Penstemon deustus var. pedicellatus G. Schoolcraft 1989-7-3 1937 Plumas s Red Rock Lookout; Diamond Mtns. 2194 Comment
  HSC69068  Penstemon gracilentus Gary Schoolcraft 1980-8-13 352 Lassen N face of Diamond Mtn., S of Susanville 1982 Comment
  NY600702  Penstemon gracilentus G. Schoolcraft 1989-7-3 1935 Plumas Diamond Mountains, near Bear Valley 1735 Comment
  POM44652  Penstemon gracilentus Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain; Susanville; Perkin's Ranch. 1829 Comment
  UC1567362  Penstemon gracilentus School/Ertter 1989-7-3 1935 Plumas near Bear Valley (Diamond Mtns.); , near Bear Valley 1737 Comment
  UC584316  Penstemon gracilentus G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2236 Plumas n Engelmine (sw slopes and ridge crest, Red Rock); Red Rock, n of Engelmine 2133 Comment
  NY601595  Penstemon heterodoxus var. shastensis B. J. Ertter 1989-7-3 8672 Plumas Diamond Moutain peak, ca. 7 airmiles south of Susanville 2286.0 Comment
  UC1949178  Penstemon heterodoxus var. shastensis Barbara Ertter with Gary Schoolcraft 1989-7-3 8672 Plumas Diamond Mt peak ca 7 airmiles S of Susanville; below snowbank on N face Comment
  UC2027984  Penstemon heterodoxus var. shastensis Barbara Ertter with Gary Schoolcraft 1989-7-3 8672 Plumas Diamond Mt Peak ca. 7 air miles S of Susanville. Comment
  CAS-BOT-BC245656  Penstemon janishiae G. Schoolcraft 1997-8-6 2660 Lassen Diamond Mtn. 2316 Comment
  JEPS85846  Penstemon janishiae Barbara Ertter with Gary Schoolcraft 1989-7-3 8667 Plumas ca. 7 air mi s Susanville (bare rocky ridge extending n from main peak); Diamond Mt. Peak, s of Susanville 2316 Comment
  NY604216  Penstemon janishiae G. L. Stebbins 1937-7-10 2282 Lassen Summit and east slope of Diamond Mountain 2194.6 Comment
  NY604244  Penstemon janishiae B. J. Ertter 1989-7-3 8667 Plumas Diamond Mountain peak ca. 7 airmiles south of Susanville. 2316.5 Comment
  RSA537616  Penstemon janishiae Barbara Ertter, Gary Schoolcraft 1989-7-3 8667 Plumas Diamond Mountain Peak, ca. 7 airmiles S of Susanville 2317 Comment
  UC1586114  Penstemon janishiae Barbara Ertter with Gary Schoolcraft 1989-7-3 8667 Plumas ca. 7 air mi s Susanville (bare rocky ridge extending n from main peak); Diamond Mt. Peak, s of Susanville 2316 Comment
  UC584356  Penstemon janishiae G. L. Stebbins Jr. and J. A. Jenkins 1937-7-10 2282 Lassen summit and e slope Diamond Mt. 2194 Comment
  CHSC102192  Penstemon laetus Barbara Ertter; Gary Schoolcraft 1989-7-3 8652 Plumas W-facing steep rocky slope below Red Rock lookout, ca 8 airmiles S of Susanville. 2255 Comment
  OBI72059  Penstemon laetus Barbara Ertter, Gary Schoolcraft 1989-7-3 8652 Plumas Below Red Rock lookout, ca 8 airmiles S of Susanville 2256 Comment
  UC1585968  Penstemon laetus Barbara Ertter with Gary Schoolcraft 1989-7-3 8656 Plumas ca. 8 air mi s Susanville (ridge between Red Rock and Diamond Mt.); ridge btw Red Rock and Diamond Mt., s of Susanville 2225 Comment
  UC1585969  Penstemon laetus Barbara Ertter with Gary Schoolcraft 1989-7-3 8652 Plumas ca 8 airmi s Susanville (below Red Rock lookout); , s of Susanville 2255 Comment
  UCR78374  Penstemon laetus Barbara Ertter, Gary Schoolcraft 1989-7-3 8652 Plumas Below Red Rock Lookout, c. 8 mi south of Susanville 2256 Comment
  POM43270  Penstemon miser Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt., Susanville, Perkin's Ranch. 2226 Comment
  NY650092  Penstemon roezlii B. J. Ertter 1989-7-3 8656 Plumas Ridge between Red Rock and Diamond Mountain ca. 8 airmiles south of Susanville 2225.0 Comment
  NY650102  Penstemon roezlii J. T. Howell 1973-8-1 50205 Lassen Headwaters of Baxter Creek, east slope of Diamond Range south of Susanville 2164.1 Comment
  SBBG122907  Penstemon roezlii B. Ertter, G. Schoolcraft 1989-7-3 8656 Plumas ridge between Red Rock and Diamond Mtn; ca. 8 air-mi S of Susanville 2225 Comment
  UC584317  Penstemon roezlii G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2237 Plumas n Engelmine (sw slopes and ridge crest Red Rock); sw slopes and ridge crest Red Rock 2133 Comment
  POM44291  Penstemon speciosus Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt., Susanville, Perkin's Ranch. 2226 Comment
  POM44889  Penstemon speciosus Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt., Susanville, Perkin's Ranch. 2226 Comment
  UC1561222  Penstemon speciosus Barbara Ertter with Gary Schoolcraft 1989-7-3 8644 Plumas ca. 8 air mi s Susanville (s side of Red Rock lookout); s side of Red Rock lookout 2255 Comment
  POM82581  Perideridia bolanderi subsp. bolanderi Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt. Susanville. Perkin's Ranch. 2226 Comment
  UC1562648  Perideridia bolanderi subsp. bolanderi Barbara Ertter with Gary Schoolcraft 1989-7-3 8661 Plumas ridge between Red rock and Diamond Mt. (ca 8 air mi s of Susanville) 2225 Comment
  CAS-BOT-BC222762  Perideridia parishii Clare B. Hardham 1971-8-22 18397 A Lassen Diamond Mountain 2133 Comment
  SD133942  Phacelia humilis Barbara Ertter, Gary Schoolcraft 1989-7-3 8636 Plumas near Bear Creek crossing on Lone Rock road, Diamond Mts. Ca 9 airmiles S of Susanville Comment
  UC1586076  Phacelia humilis Barbara Ertter with Gary Schoolcraft 1989-7-3 8636 Plumas on Lone Rock rd near Bear Creek crossing (ca 9 air mi s of Susanville); Diamond Mts. 1767 Comment
  UC699731  Phacelia humilis Farris Farris 1936-6-5 Lassen Diamond Mountain 1828 Comment
  UC1586077  Phacelia mutabilis Barbara Ertter with Gary Schoolcraft 1989-7-3 8645 Plumas ca 8 air mi s Susanville (base of red volcanic outcrops on s side of lookout); Red Rock lookout 2255 Comment
  JEPS17909  Phacelia procera Rimo Bacigalupi with G. T. Robbins 1955-7-21 5433 Lassen along upper reaches of creek about 10 mi sw Susanville (along rd. over Diamond Mtn. ridge to Engelmine and Indian Valley); Gold Run Cr. 1767 Comment
  UC1084101  Phacelia procera Rimo Bacigalupi with G. T. Robbins 1955-7-21 5433 Lassen along upper reaches of creek about 10 mi sw Susanville (along rd. over Diamond Mtn. ridge to Englemine and Indian Valley); Gold Run Creek 1767 Comment
  CAS-BOT-BC253549  Phleum alpinum G. Schoolcraft 1997-8-6 2668 Lassen Diamond Mtn. 2316 Comment
  POM75677  Phlox speciosa subsp. occidentalis Marcus E. Jones 1897-6-28 10531 Lassen Top of Diamond Mt., Susanville, Perkin's Ranch. 2226 Comment
  UC1563960  Phlox speciosa subsp. occidentalis Barbara Ertter with Gary Schoolcraft 1989-7-3 8665 Plumas ca 7 air mi s Susanville (Diamond Mt. peak) 2316 Comment
  CAS-BOT-BC60619  Phoenicaulis cheiranthoides Clare B. Hardham 1971-8-22 18368 Lassen Diamond Mountain. 2346 Comment
  CAS-BOT-BC60679  Phoenicaulis cheiranthoides Clare B. Hardham 1961-6-16 7483 Plumas Diamond Peak. 2286 Comment
  CAS-BOT-BC60737  Physaria occidentalis Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mountain. Susanville. Perkin's Ranch. 2225 Comment
  CAS-BOT-BC60738  Physaria occidentalis John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50655 Lassen Sierra Nevada. Summit ridge of Diamond Mountain. 2346 Comment
  CAS-BOT-BC224974  Plagiobothrys hispidulus John Thomas Howell; Gordon H. True 1973-8-1 50212 Lassen Headwaters of Baxter Creek, E slope of Diamond Range S of Susanville 2164 Comment
  CAS-BOT-BC224975  Plagiobothrys hispidulus John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50648 Lassen S and SE of Diamond Mountain 2286 Comment
  SD149177  Plagiobothrys hispidus John Thomas Howell, Gordon H. True 1973-8-1 50212 Lassen Headwaters of Baxter Creek, east slope of Diamond Range, south of Susanville. 2160 Comment
  JEPS26653  Plectritis macrocera Lauramay T. Dempster 1961-6-17 1668 Lassen about 4 mi sw of junction w Richmond Road (s of Susanville, Gold Run Creek); Gold Run Creek Comment
  CAS-BOT-BC255679  Poa bolanderi Clare B. Hardham 1971-8-22 18912 Lassen Diamond Mountain 2133 Comment
  HSC68801  Poa bolanderi Gary Schoolcraft 1980-8-13 349 Lassen N side of Diamond Mtn. 1951 Comment
  CAS-BOT-BC242978  Poa secunda subsp. secunda John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50637 Plumas Headwaters of Indian Creek SE of Diamond Mountain 2164 Comment
  UC1567351  Polygonum davisiae G. Schoolcraft 1989-7-3 1940 Plumas n Red Rock Lookout; Diamond Mtns. 2255 Comment
  UC584340  Polygonum davisiae G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2248 Plumas n Engelmine (sw slopes and ridge crest); Red Rock Comment
  UC1567352  Polygonum douglasii subsp. austiniae G. Schoolcraft 1989-7-3 1946 Lassen Diamond Peak Diamond Mtsn. 2346 Comment
  UC1562676  Polygonum douglasii subsp. douglasii Barbara Ertter 1988-7-25 7847 Plumas 1/2 mi n Diamond Mt-Greenville-Red Rock jct (ca 12 air mi ssw of Susanville); Diamond Mts., Snoring Springs 1981 Comment
  UC1585940  Polygonum sawatchense subsp. oblivium Barbara Ertter with Gary Schoolcraft 1989-7-3 8642 Plumas ca 1/2 mi below Red Rock lookout (ca 8 airmi s of Susanville) 2133 Comment
  POM34025  Potentilla glandulosa subsp. ashlandica Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain; Susanville; Perkin's Ranch. 1829 Comment
  CAS-BOT-BC239801  Pseudoroegneria spicata John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50693 Lassen South and southeast of Diamond Mt. 2286 Comment
  NY1083713  Pseudostellaria jamesiana B. J. Ertter 1989-7-3 8635 Plumas Near Bear Creek crossing on Lone Rock road, Diamond Mountains ca 9 airmiles south of Susanville 1768 Comment
  UC1563940  Pseudostellaria jamesiana Barbara Ertter with Gary Schoolcraft 1989-7-3 8635 Plumas ca. 9 air mi s Susanville (near Bear Creek crossing on Lone Rock road); Diamond Mts., near Bear Creek crossing on Lone Rock road 1767 Comment
  POM76944  Pterospora andromedea Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain; Susanville; Perkin's Ranch. 1829 Comment
  GH362924  Pyrola picta M. E. Jones 1897-6-28 Unknown Diamond Mt. Susanville. Perkin's Ranch 2133 Comment
  GH362966  Pyrola picta M. E. Jones 1897-6-28 Unknown Diamond Mt. Susanville. Perkin's Ranch 2133 Comment
  SEINET178134  Pyrola picta Marcus E. Jones 1897-6-28 Lassen Diamond Mt. Susancille, Perkins R. 1829 Comment
  UC584357  Ranunculus andersonii G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2270 Lassen bare summit ridge and ridges sw Diamond Mt. (s of Susanville) Comment
Read comments Apr 20 2009
  SBBG22416  Ribes roezlii C. B. Hardham 1961-6-16 7438 Plumas Diamond Peak [Diamond Mountain] Comment
  CAS-BOT-BC186236  Ribes roezlii var. roezlii Clare B. Hardham 1961-6-16 7438 Plumas Diamond Peak Comment
  JEPS29198  Rigiopappus leptocladus Lauramay T. Dempster 1961-6-17 1672 Lassen Gold Run Creek about 4 mi sw of junction with Richmond Road (s of Susanville); Gold Run Creek Comment
  CAS-BOT-BC74531  Rorippa curvisiliqua John Thomas Howell; Gordon H. True 1973-8-1 50243 Lassen Sierra Nevada. East slope of Diamond Range south of Susanville. 2133 Comment
  CAS-BOT-BC103064  Salix bonplandiana John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54338 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  POM362636  Salix bonplandiana Christopher Davidson 1975-6-6 2725 Lassen Ca 3.5 miles on road to Thompson Peak. Branching E of rd 204 ca 7.5 miles SW of Susanville. (Rd 204 follows Gold Run Cr.) 1677 Comment
  CAS-BOT-BC103456  Salix eastwoodiae G. Schoolcraft 1997-8-6 2666 Lassen Diamond Mtn. 2316 Comment
  POM106762  Salix eastwoodiae Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt., Susanville, Perkin's Ranch. 2226 Comment
  CAS-BOT-BC103880  Salix exigua John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54334 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  CDA21493  Salix exigua G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3325 Plumas Sierra Nevada; Junction of Diamond Mountain Road and Antelope Lake road, near the confluence of Lights Creek and its East Branch. 1371 Comment
  CHSC114705  Salix exigua G. Douglas Barbe; T. C. Fuller, J. T. Howell 1981-6-25 3325 Plumas Junction of Diamond Mountain Road and Antelope Lake road, near the confluence of Lights Creek and its East Branch. 1371 Comment
  RSA502885  Salix laevigata J. T. Howell, T. C. Fuller, G. D. Barbe 1981-6-25 54338 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road. 1341 Comment
  CAS-BOT-BC125312  Salix lasiandra var. lasiandra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54337 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  CAS-BOT-BC125313  Salix lasiandra var. lasiandra John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54336 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road 1341 Comment
  CDA14756  Salix lemmonii G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3317 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite; between the road and Lights Creek 1341 Comment
  CDA14754  Salix lucida subsp. lasiandra G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3315 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite 1341 Comment
  CAS-BOT-BC129388  Salix melanopsis John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54335 Plumas 2.8 miles north-northeast of Englemine on Diamond Mt. Road - Sierra Nevada 1341 Comment
  CDA14755  Salix melanopsis G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3316 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite 1341 Comment
  CHSC76144  Salix melanopsis G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3316 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite; between the road and Lights Creek. 1341 Comment
  POM106677  Salix scouleriana Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain; Susanville; Perkin's Ranch. 1829 Comment
  CAS-BOT-BC238591  Sambucus nigra subsp. caerulea G. Schoolcraft 1997-8-6 2674 Lassen Diamond Mtn. 2316 Comment
  UC1561210  Sanicula graveolens Barbara Ertter with Gary Schoolcraft 1988-7-3 8646 Plumas 8 air mi s of Susanville (on s side of Red Rock Lookout); Red Rock Lookout 2255 Comment
  CAS-BOT-BC214270  Scutellaria nana John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50692 Lassen Slope south and southeast of Diamond Mt., Sierra Nevada 2286 Comment
  UC584299  Scutellaria nana G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2273 Plumas sw of Diamond Mountain (s of Susanville) 2164 Comment
  CAS-BOT-BC46020  Sedum lanceolatum Clare B. Hardham 1971-8-22 18425 Lassen Diamond Mountain 2346 Comment
  CAS-BOT-BC46021  Sedum lanceolatum John Thomas Howell; Gordon True; Wayne Dakan 1974-7-30 50670 Lassen Summit ridge of Diamond Mountain 2346 Comment
  NY758141  Sedum lanceolatum J. T. Howell 1974-7-30 50670 Lassen Summit ridge of Diamond Mountain 2286 Comment
  CDA14753  Sedum spathulifolium G. D. Barbe, J. T. Howell, T. C. Fuller 1981-6-25 3312 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite; between the road and Lights Creek 1341 Comment
  CHSC76129  Sedum spathulifolium G. D. Barbe; J. T. Howell, T. C. Fuller 1981-6-25 3312 Plumas Diamond Mountain Road 2.8 miles north-northeast of Engle Mine townsite; between the road and Lights Creek. 1341 Comment
  CAS-BOT-BC59123  Sedum spathulifolium subsp. purdyi John Thomas Howell; T. C. Fuller; G. D. Barbe 1981-6-25 54329 Plumas 2.8 miles NNE of Englemine on Diamond Mt. Road 1341 Comment
  CHSC20308  Senecio hydrophiloides S. Villard 1973-7-7 63 Lassen Meadow, off county dirt road, 5 mi from Red-Rock Lookout. 2133 Comment
Read comments Apr 29 2013
  CHSC77230  Sibbaldia procumbens G. Schoolcraft 1997-8-6 2663 Lassen Diamond Mtn. 2316 Comment
  UC1585844  Sibbaldia procumbens Barbara Ertter with Gary Schoolcraft 1989-7-3 8673 Plumas ca 7 air mi s Susanville (Diamond Mt. peak, n-face); Diamond Mt. 2286 Comment
  SBBG122808  Sidalcea oregana subsp. spicata B. Ertter 1988-7-25 7843 Plumas Snoring Springs, 0.5 mi N of Diamon Mtn-Greenville-Red Rock jct; Diamond Mtns 1981 Comment
  CAS-BOT-BC384311  Silene bernardina Clare B. Hardham 1971-8-22 18369 Lassen Diamond Mountain 2133 Comment
  CAS-BOT-BC389264  Silene lemmonii Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mt., Susanville. Perkin's Ranch 2133 Comment
  POM100924  Silene lemmonii Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain. Susanville. Perkin s Ranch. 1829 Comment
  UC311415  Silene lemmonii Marcus E. Jones, A. M. 1897-6-28 Lassen Perkin's Ranch Diamond Mt., , Perkin's Ranch (Susanville) 1828 Comment
  NY821295  Solanum physalifolium J. T. Howell 1973-8-1 50146 -A Lassen Near Susanville, Diamond Range 1585 Comment
  UC1483862  Stachys ajugoides var. rigida G. Schoolcraft 1980-8-13 348 Lassen n side Diamond Mtn. 1950 Comment
  CAS-BOT-BC375006  Stenotus acaulis John Thomas Howell; Gordon H. True; Wayne Dakan 1974-7-30 50659 Lassen Summit ridge of Diamond Mountain 2346 Comment
  POM42274  Stenotus acaulis Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt. Susanville. Perkin's Ranch. 2226 Comment
  RSA164312  Stenotus acaulis Clare B. Hardham 1961-6-16 7482 Plumas Diamond Peak. 2287 Comment
  CAS-BOT-BC375594  Stephanomeria lactucina Clare B. Hardham 1971-8-22 18431 Lassen Diamond Mountain 2346 Comment
  UC1563900  Streptanthus cordatus Barbara Ertter with Gary Schoolcraft 1989-7-3 8653 Plumas 8 air mi s Susanville (w-facing steep rocky slope below Red Rock lookout) 2255 Comment
  UC1563654  Streptanthus cordatus var. cordatus Barbara Ertter with Gary Schoolcraft 1989-7-3 8653 Plumas 8 air mi s Susanville (w-facing steep rocky slope below Red Rock lookout) 2255 Comment
  POM68227  Symphoricarpos acutus Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt. Susanville. Perkin's Ranch. 2226 Comment
  CHSC33928  Tetradymia canescens M. S. Taylor 1981-8-4 4158 Plumas Top of Red Rock Lookout, ca. 8 air mi nw of Antelope Lake, ca. 15 air mi ne of Taylorsville. 2313 Comment
  NY802646  Trifolium kingii var. productum B. J. Ertter 1989-7-3 8674 Plumas Diamond Mountain peak ca. 7 airmiles south of Susanville 2286 Comment
  UC1563686  Trifolium kingii var. productum Barbara Ertter with Gary Schoolcraft 1989-7-3 8674 Plumas ca 7 air mi s Susanville (Diamond Mtn peak, n face); ; NWSW Comment
  UC1563716  Trifolium kingii var. productum Barbara Ertter with Gary Schoolcraft 1989-7-3 8674 Plumas ca 7 air mi s Susanville (Diamond Mtn peak, n face); ; NWSW Comment
  UC1567354  Trifolium kingii var. productum Gary Schoolcraft 1989-7-3 1941 Plumas n Red Rock (Susnville); Diamond Mtn; NWSW Comment
  UC584309  Trifolium kingii var. productum G. L. Stebbins Jr. and J. A. Jenkins 1937-7-9 2268 Lassen s Susanville (ridges sw of Diamond Mtn) 2164 Comment
  CAS-BOT-BC230190  Trifolium productum G. Schoolcraft 1989-7-3 1941 Plumas Diamond Mtn. north of Red Rock Lookout. 2255 Comment
  CAS-BOT-BC230743  Trifolium productum Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt., Susanville, Perkin's Ranch 2225 Comment
  CAS-BOT-BC230744  Trifolium productum Marcus E. Jones 1897-6-28 7575 Lassen Top of Diamond Mt., Susanville, Perkin's Ranch 2225 Comment
  CAS-BOT-BC230745  Trifolium productum Clare B. Hardham 1971-8-22 18372 Lassen Diamond Mountain 2346 Comment
  CAS-BOT-BC230746  Trifolium productum Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt., Susanville, Perkin's Ranch 2225 Comment
  SEINET3099836 Image available Trifolium productum Marcus E. Jones 1897-6-28 Lassen Top of Diamond Mt. Susanville. Perkin's Ranch. 2230 Comment
  SEINET3131901  Trifolium productum M. E. Jones 1897-6-28 sn Lassen Top of Mt. Diamond, Susanville, Perkin's Ranch 2225 Comment
  UC1585939  Trifolium wormskioldii Barbara Ertter 1988-7-25 7844 Plumas ca 12 air mi ssw Susanville (Snoring Springs, 1/2 mi n of Diamond Mtn-Greenvile-Red Rock jct); Diamond Mtns Comment
  POM114350  Trisetum canescens Marcus E. Jones 1897-6-28 s.n. Lassen Diamond Mountain; Susanville; Perkin's Ranch. 1829 Comment
  CAS-BOT-BC193529  Trisetum spicatum Clare B. Hardham 1971-8-22 18419 Lassen Diamond Mountain 2346 Comment
  CAS-BOT-BC193530  Trisetum spicatum G. Schoolcraft 1997-8-6 2677 Lassen Diamond Mountain 2316 Comment
  CDA18574  Urtica dioica subsp. holosericea G. D. Barbe, T. C. Fuller & J. T. Howell 1981-6-25 3311 Plumas Sierra Nevada; 2.8 miles north-northeast of Engle Mine townsite on Diamond Mountain Road, between the road and Lights Creek. 1341 Comment
  UC604681  Vicia villosa subsp. villosa Farris Farris 1935-6-30 Lassen 7 mi sw Susanville (Gold Run); Gold Run 1432 Comment
  JEPS87923  Viola purpurea subsp. venosa Barbara Ertter with Gary Schoolcraft 1989-7-3 8675 Plumas 8 air mi s of Susanville (w side of ridge between Diamond Mountain and Red Rock) 2225 Comment
  POM83922  Viola purpurea subsp. venosa Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt., Susanville, Perkin's Ranch. 2226 Comment
  POM85345  Viola purpurea subsp. venosa Marcus E. Jones 1897-6-28 s.n. Lassen Top of Diamond Mt., Susanville, Perkin's Ranch. 2226 Comment
  UC1607525  Viola purpurea subsp. venosa Barbara Ertter with Gary Schoolcraft 1989-7-3 8675 Plumas 8 air mi s of Susanville (w side of ridge between Diamond Mountain and Red Rock) 2225 Comment



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