32.76331 32.86331 -114.77981 -114.67981 UC/JEPS: Consortium Search Results
Search Results — 274 specimen records retrieved (274 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229303  Abronia villosa G. H. Mallory 1920-5-12 s.n. Imperial 5 mi south of Ogilby Station by R.R. track in Arroyo Comment
  RSA167550  Acacia greggii var. arizonica R. F. Thorne, Robert L. Rutherford 1964-4-11 33633 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA0029476  Acmispon strigosus Jim Andre 2013-3-4 24084 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  SD242809  Acmispon strigosus 1998-2-19 Imperial Jackson Gulch Comment
  RSA167749  Aliciella latifolia R. F. Thorne, R. Rutherford 1964-4-11 33620 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  UCD117505  Aliciella latifolia Robert F. Thorne; Robert Rutherford 1964-4-10 33554 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 304 Comment
  RSA0029478  Aliciella latifolia subsp. latifolia J. Andre 2013-3-4 24086 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  CAS-BOT-BC22396  Ambrosia dumosa George H. Mallory 1920-5-12 s.n. Imperial 5 mi south of Ogilby at side of R.R. track near arroyo Comment
  RSA0019556  Ambrosia dumosa J. Andre 2013-3-4 24071 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  RSA167670  Ambrosia dumosa R. F. Thorne, Robert L. Rutherford 1964-4-11 33650 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  CDA9974  Ambrosia ilicifolia T. C. Fuller 1966-3-17 14474 Imperial In tableland off Pacacho Wash, 8 miles northwest of Winterhaven. 0 Comment
  CAS-BOT-BC207116  Argythamnia lanceolata Steve Boyd 1986-2-6 1240 Imperial Large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road, Cargo Muchacho Mountains Comment
  SEINET3107080  Argythamnia lanceolata Sears 1978-4-11 1145 Imperial Cargo Muchacho Mts. Transect. Comment
  CAS-BOT-BC137671  Aristida adscensionis Steve Boyd 1986-2-6 1239 Imperial Cargo Muchacho Mountains. Large canyon at southeast end of mountains, 5.4 miles northeast of I-8 off Sidewinder Road and Power-line Road. Comment
  CAS-BOT-BC137674  Aristida adscensionis G. H. Mallory 1920-5-12 s.n. Imperial 5 miles south of Ogilby Station at side of Track in arroyo. Comment
  UCD56423  Aristida adscensionis Robert F. Thorne; R. Rutherford 1964-4-11 33629 Imperial Cargo Muchacho Mts., Araz Wash, between Pasadena and Stud Mts. 304 Comment
  UCR48450  Aristida adscensionis Steve Boyd 1986-2-6 1239 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  RSA191720  Aristida adscensionis var. modesta R. F. Thorne, Robert L. Rutherford 1964-4-11 33629 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains 305 Comment
  RSA385007  Aristida adscensionis var. modesta H. de Forest, Jack Rempel 1933-4-10 s.n. Imperial Cargo Muchacho Mountains Comment
  RSA387415  Aristida adscensionis var. modesta Steve Boyd 1986-2-6 1239 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 mi. NE of Highway I-8 off Sidewinder Road and Power-line Road. Comment
  UCD56551  Aristida purpurea var. nealleyi Robert F. Thorne; R. Rutherford 1964-4-11 33630 Imperial Cargo Muchacho Mts., between Pasadena and Stud Mts., Araz Wash.. 304 Comment
  RSA191719  Aristida purpurea var. parishii R. F. Thorne, Robert L. Rutherford 1964-4-11 33630 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains 305 Comment
  RSA167665  Bebbia juncea R. F. Thorne, Robert L. Rutherford 1964-4-10 33551 Imperial Araz Wash, between Pasadena and Stud Mts, Cargo Muchacho Mts. 305 Comment
  RSA0028909  Bebbia juncea var. aspera J. Andre 2013-3-4 24087 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  CAS-BOT-BC145593  Bouteloua aristidoides Steve Boyd 1986-2-6 1237 Imperial Cargo Muchacho Mountains. Large canyon at southeast end of mountains, 5.4 miles northeast of I-8 off Sidewinder Road and Power-line Road. Comment
  RSA387417  Bouteloua aristidoides Steve Boyd 1986-2-6 1237 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 mi. NE of Highway I-8 off Sidewinder Road and Power-line Road. Comment
  UCR48448  Bouteloua aristidoides Steve Boyd 1986-2-6 1237 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  HSC85354  Brandegea bigelovii Steve Boyd 1986-2-6 1242 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of I-8 off Sidewinder Rd. and Power-line Rd. Comment
  RSA387413  Brandegea bigelovii Steve Boyd 1986-2-6 1242 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  UCR48419  Brandegea bigelovii Steve Boyd 1986-2-6 1242 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  RSA0028912  Brassica tournefortii J. Andre 2013-3-4 24090 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  CDA26853  Calliandra eriophylla T. C. Fuller 1966-3-17 14475 Imperial In tableland west of Picacho Wash, 8 miles northwest of Winterhaven. 0 Comment
  RSA176303  Camissonia boothii Robert L. Rutherford 1964-4-11 33624 Imperial Araz wash, between Pasadena and Stud mountians; Cargo Muchacho Mountians 305 Comment
  RSA176306  Camissonia claviformis subsp. aurantiaca Robert F. Thorne, R. Rutherford 1964-4-11 33640 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  CAS-BOT-BC40528  Caulanthus lasiophyllus Steve Boyd 1986-2-6 1241 Imperial Cargo Muchacho Mountains. Large Canyon at southeast end of mountains, 5.4 miles northeast of I-8 off Sidewinder Road Comment
  HSC85353  Caulanthus lasiophyllus Steve Boyd 1986-2-6 1241 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of I-8 off Sidewinder Rd. and Power-line Rd. Comment
  SD256722  Caulanthus lasiophyllus J. M. Andre 2013-3-4 24077 Imperial Cargo Muchacho Mountains; SE side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles N of Jct Interstate 8. Araz 7.5'Q) 157 Comment
  UCR253877  Caulanthus lasiophyllus Jim Andre 2013-3-4 24077 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, southeast side of range, c. 12 miles northwest of Yuma, just west of Barney Oldfield Road, 5.0 miles north of the junction with I-8 158 Comment
  UCR48452  Caulanthus lasiophyllus Steve Boyd 1986-2-6 1241 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  GH366095  Cercidium floridum R. F. Thorne & R. Rutherford 1964-4-10 33549 Unknown Araz Wash, between Pasadena and Stud Mts., Cargo Muchacho Mts., SE Imperial County 304 Comment
  RSA167557  Cercidium floridum subsp. floridum Robert L. Rutherford 1964-4-10 33549 Imperial Araz Wash, between Pasadena and Stud Mts., Cargo Muchacho Mts. 305 Comment
  CAS-BOT-BC276307  Chaenactis carphoclinia G. H. Mallory 1920-5-12 s.n. Imperial 5 miles S of Ogilby Station by railroad track Comment
  CAS-BOT-BC276310  Chaenactis carphoclinia Steve Boyd 1986-2-6 1211 Imperial Cargo Muchacho Mountains: large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road Comment
  OBI39250  Chaenactis carphoclinia A. C. Sanders & K. R. Neisess, K. R. Neisess 1985-4-22 5626 Imperial S of the Cargo Muchacho Mts, ca 2 mi N of Hwy I-8 on Sidewinder Rd 122 Comment
  SD242682  Chaenactis carphoclinia 1998-2-19 Imperial Jackson Gulch Comment
Read comments
Aug 27 2016
  SD242683  Chaenactis carphoclinia 1998-2-19 Imperial Jackson Gulch Comment
  HSC85334  Chaenactis carphoclinia var. carphoclinia Steve Boyd 1986-2-6 1211 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of Hwy. 8, off Sidewinder Rd. and Power-line Rd. Comment
  RSA176338  Chaenactis carphoclinia var. carphoclinia R. F. Thorne, Robert L. Rutherford 1964-4-10 33548 Imperial Araz Wash, between Pasadena and Stud Mts, Cargo Muchacho Mts. 305 Comment
  RSA176341  Chaenactis carphoclinia var. carphoclinia R. F. Thorne, Robert L. Rutherford 1964-4-11 33623 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA388045  Chaenactis carphoclinia var. carphoclinia Steve Boyd 1986-2-6 1211 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  UCR40906  Chaenactis carphoclinia var. carphoclinia A. C. Sanders, K. R. Neisess 1985-4-22 5626 Imperial Sonoran (Colorado) Desert, alluvial fan south of Cargo Muchacho Mountains, 2 miles north of I-8 on Sidewinder Rd 105 Comment
  UCR48432  Chaenactis carphoclinia var. carphoclinia Steve Boyd 1986-2-6 1211 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  RSA511011  Chamaesyce polycarpa R. F. Thorne, Robert L. Rutherford 1964-4-11 33638 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA387411  Chamaesyce setiloba Steve Boyd 1986-2-6 1244 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  RSA760938  Chenopodium murale R. F. Thorne, R. Rutherford 1964-4-11 33627 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains 305 Comment
  UCR48435  Chenopodium murale Steve Boyd 1986-2-6 1219 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  HSC85336  Chorizanthe brevicornu var. brevicornu Steve Boyd 1986-2-6 1221 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of I-8 off Sidewinder Rd. and Power-line Rd. Comment
  RSA0025259  Chorizanthe brevicornu var. brevicornu Jim Andre 2013-3-4 24079 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  RSA388036  Chorizanthe brevicornu var. brevicornu Steve Boyd 1986-2-6 1221 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  UCR48423  Chorizanthe brevicornu var. brevicornu Steve Boyd 1986-2-6 1221 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  SD242929  Chorizanthe corrugata 1998-2-19 Imperial Jackson Gulch Comment
  SD242932  Chorizanthe rigida 1998-2-19 Imperial Jackson Gulch Comment
  SD242884  Chylismia arenaria BLM 1998-2-19 607 Imperial Jackson Gulch Comment
  CAS-BOT-BC160598  Chylismia claviformis subsp. aurantiaca G. H. Mallory 1920-5-12 s.n. Imperial 5 mi south of Ogilby Station by R.R. track Comment
  RSA0021548  Chylismia claviformis subsp. aurantiaca Jim Andre 2013-3-4 24076 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  SD256763  Chylismia claviformis subsp. aurantiaca J. M. Andre 2013-3-4 24076 Imperial Cargo Muchacho Mountains; southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. (Araz 7.5'Q) 157 Comment
  HSC85381  Croton californicus Steve Boyd 1986-2-6 1263 Imperial Cargo Muchacho Mtns., plains E of Mtns., Powerline Rd., 2.9 mi. W of Picacho Rd. Comment
  RSA388021  Croton wigginsii Steve Boyd 1986-2-6 1263 Imperial Sonoran (Colorado) Desert Cargo Muchacho Mts. Plains east of mountains, powerline road, 2.9 mi west of Picacho Rd. Comment
  UCR48468  Croton wigginsii Steve Boyd 1986-2-6 1263 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mts. Plains east of mountains, powerline road, 2.9 mi west of Picacho Rd. 152 Comment
  RSA353852  Cryptantha angustifolia R. F. Thorne, R. Rutherford 1964-4-11 33625 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains 305 Comment
  SD242748  Cryptantha angustifolia 1998-2-19 Imperial Jackson Gulch Comment
  SD242750  Cryptantha angustifolia 1998-2-19 Imperial Jackson Gulch Comment
  SD256711  Cryptantha angustifolia J. M. Andre 2013-3-4 24080 Imperial Cargo Muchacho Mountains; SE side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles N of Jct Interstate 8. Araz 7.5'Q) 157 Comment
  RSA191722  Cryptantha barbigera R. F. Thorne, R. Rutherford 1964-4-11 33649 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains 305 Comment
  RSA388046  Cryptantha barbigera Steve Boyd 1986-2-6 1210 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  SD125168  Cryptantha barbigera Steven P. McLaughlin, Janice E. Bowers 1985-3-9 2937 Imperial Sandy flats, near east end of Ogilby Hills. 121 Comment
  UCR48433  Cryptantha barbigera Steve Boyd 1986-2-6 1210 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  SD256712  Cryptantha barbigera var. barbigera J. M. Andre 2013-3-4 24075 Imperial Cargo Muchacho Mountains; SE side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles N of Jct Interstate 8. Araz 7.5'Q) 157 Comment
  UCR253878  Cryptantha barbigera var. barbigera Jim Andre 2013-3-4 24075 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, southeast side of range, c. 12 miles northwest of Yuma, just west of Barney Oldfield Road, 5.0 miles north of the junction with I-8 158 Comment
  CAS-BOT-BC218751  Cryptantha holoptera Steve Boyd 1986-2-6 1232 Imperial CARGO MUCHACHO MOUNTAINS: Large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road Comment
  RSA388027  Cryptantha holoptera Steve Boyd 1986-2-6 1232 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
Read comments
Jan 23 2012
  SD242752  Cryptantha holoptera 1998-2-19 Imperial Jackson Gulch Comment
  UCR48444  Cryptantha holoptera Steve Boyd 1986-2-6 1232 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  HSC85356  Cryptantha maritima Steve Boyd 1986-2-6 1245 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of Hwy. 8, off Sidewinder Rd. and Power-line Rd. Comment
  RSA353850  Cryptantha maritima R. F. Thorne, R. Rutherford 1964-4-11 33642 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains 305 Comment
  RSA387410  Cryptantha maritima Steve Boyd 1986-2-6 1245 Imperial Cargo Muchacho Mountains; Bajada E of the Mts, Powerline Road 5.4 mi W of Piccho Road Comment
  UCR48454  Cryptantha maritima Steve Boyd 1986-2-6 1245 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  SEINET2448953  Cylindropuntia acanthocarpa var. coloradensis Sears 1978-4-11 1148 Imperial Cargo Muchacho Mtns..; 0 Comment
  RSA0018682  Dalea mollissima Jim Andre 2013-3-4 24064 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 mi NW of Yuma, just west of Barney Oldfield Rd, 5.0 mi north of Jct Interstate 8. 158 Comment
  RSA387409  Dalea mollissima Steve Boyd 1986-2-6 1249 Imperial Bajada E of the Mts., Powerline Road 5.6 miles W of Picacho Rd. Comment
  SD256740  Dalea mollissima J. M. Andre 2013-3-4 24064 Imperial Cargo Muchacho Mountains; southeast side of range, ca. 12 miles NW of Yuma just west of Barney Oldfield Rd, 5.0 miles north of Jct I-8. 157 Comment
  RSA167524  Datura wrightii Robert F. Thorne, R. Rutherford 1964-4-11 33622 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  SBBG22008  Datura wrightii R. F. Thorne, R. Rutherford 1964-4-11 Imperial Araz Wash, between Pasadena and Stud Mtns, Cargo Muchacho Mtns 304 Comment
  SD242960  Diplacus bigelovii var. bigelovii 1998-3-18 Imperial Jackson Gulch Comment
  HSC85345  Ditaxis lanceolata Steve Boyd 1986-2-6 1240 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of I-8 off Sidewinder Rd. and Power-line Rd. Comment
  RSA0025262  Ditaxis lanceolata J. Andre 2013-3-4 24065 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 mi NW of Yuma, just west of Barney Oldfield Rd, 5.0 mi north of Jct Interstate 8. 158 Comment
  RSA388022  Ditaxis lanceolata Steve Boyd 1986-2-6 1240 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  SD242796  Ditaxis lanceolata 1998-2-19 Imperial Jackson Gulch Comment
  SEINET5766030 Image available Ditaxis lanceolata J. M. Andre 2013-3-4 24065 Imperial Cargo Muchacho Mountains; southeast side of range , approx. 12 mi. NW of Yuma, just west of Barney Oldfield Rd, 5.0 mi. north of Jct Interstate 8. 7.5 Quad: Araz. Comment
  UCR253881  Ditaxis lanceolata Jim Andre 2013-3-4 24065 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, southeast side of range, c. 12 miles northwest of Yuma, just west of Barney Oldfield Road, 5.0 miles north of the junction with I-8 158 Comment
  UCR33538  Ditaxis lanceolata Sears 1978-4-11 1145 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mts. transect Comment
  UCR48451  Ditaxis lanceolata Steve Boyd 1986-2-6 1240 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  RSA0025263  Ditaxis neomexicana J. Andre 2013-3-4 24066 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 mi NW of Yuma, just west of Barney Oldfield Rd, 5.0 mi north of Jct Interstate 8. 158 Comment
  UCR253880  Ditaxis neomexicana Jim Andre 2013-3-4 24066 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, southeast side of range, c. 12 miles northwest of Yuma, just west of Barney Oldfield Road, 5.0 miles north of the junction with I-8 158 Comment
  CAS-BOT-BC131287  Encelia farinosa Steve Boyd 1986-2-6 1227 Imperial Cargo Muchacho Mts., canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road Comment
  CDA4564  Encelia farinosa T. C. Fuller 1966-3-17 14477 Imperial In tableland west of Picacho Wash, 8 miles northwest of Winterhaven. 0 Comment
  HSC85339  Encelia farinosa Steve Boyd 1986-2-6 1227 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of Hwy. 8, off Sidewinder Rd. and Power-line Rd. Comment
  UCR48440  Encelia farinosa Steve Boyd 1986-2-6 1227 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  RSA388032  Encelia farinosa var. farinosa Steve Boyd 1986-2-6 1227 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  SD125216  Encelia frutescens var. frutescens Steven P. McLaughlin, Janice E. Bowers 1985-3-10 2940 Imperial Sidewinder Road, 2.2 miles north of I-8 74 Comment
  UCD62968  Eragrostis cilianensis Boswell 1950-9-1 Imperial Yuma area. Comment
  CAS-BOT-BC160021  Eremothera boothii subsp. condensata Robert F. Thorne; R. Rutherford 1964-4-11 33624 Imperial Araz Wash, between Pasadena & Stud Mts., Cargo Muchacho Mts. 304 Comment
  CAS-BOT-BC160024  Eremothera boothii subsp. condensata G. H. Mallory 1920-5-12 s.n. Imperial 5 mi south of Ogilby Station by R.R. track Comment
  RSA0025264  Eremothera boothii subsp. condensata Jim Andre 2013-3-4 24068 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 mi NW of Yuma, just west of Barney Oldfield Rd, 5.0 mi north of Jct Interstate 8. 158 Comment
  UCD65741  Eriochloa contracta Boswell 1950-9-1 Imperial Yuma area. Comment
  RSA0027765  Eriogonum thomasii Jim Andre 2013-3-4 24093 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  RSA171067  Eriogonum thomasii Robert F. Thorne, Robert Rutherford 1964-4-11 33645 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  SD242935  Eriogonum thomasii Stephen Larson Feb 1998 Imperial Jackson Gulch Comment
  RSA0025257  Eschscholzia minutiflora Jim Andre 2013-3-4 24074 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  RSA167762  Eschscholzia minutiflora Robert F. Thorne, Robert L. Rutherford 1964-4-10 33555 Imperial Araz Wash, between Pasadena and Stud Mts, Cargo Muchacho Mts. 305 Comment
  RSA395948  Eschscholzia minutiflora Steve Boyd 1986-2-6 1246 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  SBBG87720  Eschscholzia minutiflora S. Boyd 1986-2-6 1246 Imperial large cyn at SE end of Cargo Muchacho Mts, 5.4 mi NE of I-8 off Sidewinder Rd and Powerline Rd Comment
  SEINET5574653  Eschscholzia minutiflora Steven P. McLaughlin 1998-1 7396 Imperial Along Sidewinder Road south of Cargo Muchacho Mountains, sandy soil with Olneya tesota, Larrea tridentata, Encelia farinosa. 220 Comment
  UCR253879  Eschscholzia minutiflora Jim Andre 2013-3-4 24074 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, southeast side of range, c. 12 miles northwest of Yuma, just west of Barney Oldfield Road, 5.0 miles north of the junction with I-8 158 Comment
  HSC85341  Eucrypta micrantha Steve Boyd 1986-2-6 1230 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of Hwy. 8, off Sidewinder Rd. and Power-line Rd. Comment
  RSA388029  Eucrypta micrantha Steve Boyd 1986-2-6 1230 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  UCR48422  Eucrypta micrantha Steve Boyd 1986-2-6 1230 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  SD127592  Euphorbia polycarpa Robert F. Thorne, R. Rutherford 1964-4-11 33638 Imperial Cargo Muchacho Mountains, Araz Wash between Pasadena & Stud Mountains, sandy wash & rocky margins 299 Comment
  SD242790  Euphorbia setiloba 1998-2-19 Imperial Jackson Gulch Comment
  UCR48455  Euphorbia setiloba Steve Boyd 1986-2-6 1244 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  CAS-BOT-BC167343  Fagonia laevis Steve Boyd 1986-2-6 1228 Imperial Cargo Muchacho Mts.; large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road Comment
  GMDRC5783  Fagonia laevis J. M. Andre 2013-3-4 24069 Imperial Cargo Muchacho Mountains;: southeast side of range, approx. 12 mi. NW of Yuma, just west of Barney Oldfield Rd, 5.0 mi. north of Jct Interstate 8 158 Comment
  RSA0019554  Fagonia laevis Jim Andre 2013-3-4 24069 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  RSA388031  Fagonia laevis Steve D. Boyd 1986-2-6 1228 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  SD242990  Fagonia laevis 1998-2-19 Imperial Jackson Gulch Comment
  UC1302413  Fagonia laevis Robert F. Thorne and R. Rutherford 1964-4-11 33648 Imperial Araz Wash Cargo Muchacho Mts. (between Pasadena and Stud Mts.) 304 Comment
  UCR253883  Fagonia laevis Jim Andre 2013-3-4 24069 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, southeast side of range, c. 12 miles northwest of Yuma, just west of Barney Oldfield Road, 5.0 miles north of the junction with I-8 158 Comment
  UCR48420  Fagonia laevis Steve Boyd 1986-2-6 1228 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  RSA167716  Fouquieria splendens Robert F. Thorne, R. Rutherford 1964-4-11 33635 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA0025265  Fouquieria splendens subsp. splendens Jim Andre 2013-3-4 24072 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  CAS-BOT-BC303543  Geraea canescens G. H. Mallory 1920-5-12 s.n. Imperial 5 miles S of Ogilby Station by RR track near arroyo Comment
  UC1302261  Gilia latifolia Robert F. Thorne and R. Rutherford 1964-4-11 33620 Imperial between Pasadena and St<?>ud Mts. (Araz Wash); Cargo Muchaco Mts., Araz Wash 304 Comment
  RSA0019641  Guillenia lasiophylla J. Andre 2013-3-4 24077 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  RSA387414  Guillenia lasiophylla Steve Boyd 1986-2-6 1241 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  CAS-BOT-BC203345  Hibiscus denudatus Steve Boyd 1986-2-6 1234 Imperial Cargo Muchacho Mountains: Large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road Comment
  CDA35717  Hibiscus denudatus T. C. Fuller 1966-3-17 14479 Imperial In tableland off Pacacho Wash, 8 miles northwest of Winterhaven. 0 Comment
  HSC85343  Hibiscus denudatus Steve Boyd 1986-2-6 1234 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of Hwy. 8, off Sidewinder Rd. and Power-line Rd. Comment
  RSA191728  Hibiscus denudatus Robert F. Thorne, R. Rutherford 1964-4-11 33632 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA388025  Hibiscus denudatus Steve Boyd 1986-2-6 1234 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  UCR48445  Hibiscus denudatus Steve Boyd 1986-2-6 1234 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  RSA387400  Horsfordia alata Steve Boyd 1986-2-6 1260 Imperial Cargo Muchacho Mountains; E of the Mountains Powerline Road, 4.4 miles W of Picacho Road Comment
  UCR48465  Horsfordia alata Steve Boyd 1986-2-6 1260 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mtns. Plains east of mountains, Powerline Road, 4.4 mi west of Picacho Rd. 170 Comment
Read comments
Nov 4 2011
  CAS-BOT-BC203387  Horsfordia newberryi Steve Boyd 1986-2-6 1260 Imperial Cargo Muchacho Mts: Plains E of the Mts. Powerline Rd. 4.4 mi W of Picacho Rd. Comment
  GH400275  Hyptis emoryi R. Rutherford 1964-4-10 33550 Unknown Araz Wash, between Pasadena and Stud Mts., Cargo Muchacho Mts. 304 Comment
  RSA0028911  Hyptis emoryi Jim Andre 2013-3-4 24089 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  UCR253872  Hyptis emoryi Jim Andre 2013-3-4 24089 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, southeast side of range, c. 12 miles northwest of Yuma, just west of Barney Oldfield Road, 5.0 miles north of the junction with I-8 158 Comment
  SBBG87670  Krameria erecta S. Boyd 1986-2-6 1250 Imperial Powerline Rd 5.6 mi W of Picacho Rd, bajada E of the Cargo Muchacho Mtns Comment
  RSA395946  Krameria grayi Steve Boyd 1986-2-6 1250 Imperial Bajada E of the Mts., Powerline Road 5.6 miles W of Picacho Rd. Comment
  CAS-BOT-BC171067  Larrea tridentata Steve Boyd 1986-2-6 1235 Imperial Large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road - Cargo Muchacho Mountains Comment
  HSC85344  Larrea tridentata Steve Boyd 1986-2-6 1235 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of I-8 off Sidewinder Rd. and Power-line Rd. Comment
  RSA0028914  Larrea tridentata Jim Andre 2013-3-4 24081 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 mi NW of Yuma, just west of Barney Oldfield Rd, 5.0 mi north of Jct Interstate 8. 158 Comment
  RSA167519  Larrea tridentata Robert F. Thorne, R. Rutherford 1964-4-11 33631 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA387419  Larrea tridentata Steve D. Boyd 1986-2-6 1235 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  SD242994  Larrea tridentata 1998-2-19 Imperial Jackson Gulch Comment
  UCR48446  Larrea tridentata Steve Boyd 1986-2-6 1235 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  CAS-BOT-BC89547  Lepidium lasiocarpum Steve Boyd 1986-2-6 1229 Imperial Cargo Muchacho Mountains. Large canyon at southeast end of mountains. Comment
  HSC85340  Lepidium lasiocarpum Steve Boyd 1986-2-6 1229 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of I-8 off Sidewinder Rd. and Power-line Rd. Comment
  RSA388030  Lepidium lasiocarpum Steve Boyd 1986-2-6 1229 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  UCR48441  Lepidium lasiocarpum Steve Boyd 1986-2-6 1229 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  UCR253876  Lepidium lasiocarpum subsp. lasiocarpum Jim Andre 2013-3-4 24078 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, southeast side of range, c. 12 miles northwest of Yuma, just west of Barney Oldfield Road, 5.0 miles north of the junction with I-8 158 Comment
  RSA0025258  Lepidium lasiocarpum var. lasiocarpum J. Andre 2013-3-4 24078 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  RSA0028913  Linanthus jonesii J. Andre 2013-3-4 24092 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  RSA388043  Linanthus jonesii Steve Boyd 1986-2-6 1213 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  UCR48424  Linanthus jonesii Steve Boyd 1986-2-6 1213 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  CAS-BOT-BC271060  Lolium temulentum G. H. Mallory 1920-5-12 s.n. Imperial 5 mi. south of Ogilby Station at side of R.R. track in arroyo Comment
  RSA167564  Lotus strigosus R. F. Thorne, Robert L. Rutherford 1964-4-11 33628 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA388035  Lotus strigosus Steve Boyd 1986-2-6 1222 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 mi. NE of Highway I-8 off Sidewinder Road and Power-line Road. Comment
  HSC85337  Lotus strigosus var. tomentellus Steve Boyd 1986-2-6 1222 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of Hwy. 8, off Sidewinder Rd. and Power-line Rd. Comment
  UCR48437  Lotus tomentellus Steve Boyd 1986-2-6 1222 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  RSA167569  Lupinus arizonicus R. F. Thorne, Robert L. Rutherford 1964-4-11 33619 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA388028  Lupinus arizonicus Steve Boyd 1986-2-6 1231 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  UCR48443  Lupinus arizonicus Steve Boyd 1986-2-6 1231 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  CAS-BOT-BC231368  Lycium andersonii Robert F. Thorne; R. Rutherford 1964-4-11 33636 Imperial Araz Wash, between Pasadena & Stud Mt., Cargo Muchacho Mts. 304 Comment
  GMDRC5784  Lycium andersonii J. M. Andre 2013-3-4 24070 Imperial Cargo Muchacho Mountains;: southeast side of range, approx. 12 mi. NW of Yuma, just west of Barney Oldfield Rd, 5.0 mi. north of Jct Interstate 8 158 Comment
  RSA0019555  Lycium andersonii Jim Andre 2013-3-4 24070 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  RSA167526  Lycium andersonii Robert F. Thorne, R. Rutherford 1964-4-11 33636 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  SBBG22003  Lycium andersonii R. F. Thorne, R. Rutherford 1964-4-11 Imperial Araz Wash, between Pasadena and Stud Mtns, Cargo Muchacho Mtns 304 Comment
  SD242975  Lycium andersonii 1998-2-19 Imperial Jackson Gulch Comment
  UC1302414  Lycium andersonii Robert F. Thorne and R. Rutherford 1964-4-11 33654 Imperial between Pasadena and Stud Mts.; Cargo Muchacho Mts., Araz Wash 304 Comment
  UCR253882  Lycium andersonii Jim Andre 2013-3-4 24070 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, southeast side of range, c. 12 miles northwest of Yuma, just west of Barney Oldfield Road, 5.0 miles north of the junction with I-8 158 Comment
  CAS-BOT-BC216190  Marina parryi Steve Boyd 1986-2-6 1248 Imperial CARGO MUCHACHO MTS: Bajado E of the Mts., Powerline Road 5.6 mi W of Picacho Rd Comment
  RSA388023  Marina parryi Steve D. Boyd 1986-2-6 1248 Imperial Bajada E of the Mts., Powerline Road 5.6 miles W of Picacho Rd. Comment
  SD125141  Mentzelia desertorum Steven P. McLaughlin, Janice E. Bowers 1985-3-10 2938 Imperial Sidewinder Road, 3.8 miles north of I-8. 121 Comment
  RSA191731  Mentzelia involucrata Robert F. Thorne, R. Rutherford 1964-4-11 33637 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA395950  Mentzelia involucrata Steve Boyd 1986-2-6 1214 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  UCR253875  Mentzelia involucrata Jim Andre 2013-3-4 24083 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, southeast side of range, c. 12 miles northwest of Yuma, just west of Barney Oldfield Road, 5.0 miles north of the junction with I-8 158 Comment
  CDA23862  Mirabilis bigelovii T. C. Fuller 1966-3-17 14478 Imperial In tableland west of Picacho Wash, 8 miles northwest of Winterhaven. 0 Comment
  RSA191727  Mirabilis laevis var. villosa Robert F. Thorne, Robert L. Rutherford 1964-4-11 33653 -a Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA167529  Mohavea confertiflora Robert F. Thorne, R. Rutherford 1964-4-11 33621 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA387418  Mohavea confertiflora Steve D. Boyd 1986-2-6 1236 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  SD242965  Mohavea confertiflora 1998-2-19 Imperial Jackson Gulch Comment
  UCR48447  Mohavea confertiflora Steve Boyd 1986-2-6 1236 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  CAS-BOT-BC349740  Monoptilon bellioides Steve Boyd 1986-2-6 1223 Imperial Cargo Muchacho Mts.; large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road Comment
  HSC85338  Monoptilon bellioides Steve Boyd 1986-2-6 1223 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of Hwy. 8, off Sidewinder Rd. and Power-line Rd. Comment
  RSA388034  Monoptilon bellioides Steve Boyd 1986-2-6 1223 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  UCR48438  Monoptilon bellioides Steve Boyd 1986-2-6 1223 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  CAS-BOT-BC275316  Muhlenbergia microsperma Steve Boyd 1986-2-6 1233 Imperial Cargo Muchacho Mountains: Large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road Comment
  HSC85342  Muhlenbergia microsperma Steve Boyd 1986-2-6 1233 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of I-8 off Sidewinder Rd. and Power-line Rd. Comment
  RSA388026  Muhlenbergia microsperma Steve Boyd 1986-2-6 1233 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  UCR48442  Muhlenbergia microsperma Steve Boyd 1986-2-6 1233 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  SD242841  Nama demissa var. demissa 1998-2-19 Imperial Jackson Gulch Comment
  RSA388041  Nama hispida var. revoluta Steve Boyd 1986-2-6 1216 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  CAS-BOT-BC427428  Oligomeris linifolia G. H. Mallory 1920-5-12 s.n. Imperial 5 mi south of Ogilby at side of R.R. track Comment
  HSC82948  Olneya tesota A. C. Sanders, K. R. Neisess 1985-4-22 5625 Imperial S of Cargo Muchacho Mts., 2 mi N of I-8 on Sidewinder Rd 122 Comment
  OBI39249  Olneya tesota A. C. Sanders & K. R. Neisess, K. R. Neisess 1985-4-22 5625 Imperial S of the Cargo Muchacho Mts, ca. 2 mi N of Hwy I-8 on Sidewinder rd 122 Comment
  RSA167560  Olneya tesota Robert F. Thorne, R. Rutherford 1964-4-11 33626 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  UCR40905  Olneya tesota A. C. Sanders, K. R. Neisess 1985-4-22 5625 Imperial Sonoran (Colorado) Desert, alluvial fan south of Cargo Muchacho Mountains, 2 miles north of I-8 on Sidewinder Rd 105 Comment
  HSC87266  Orobanche cooperi Steve Boyd 1986-2-6 1226 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of I-8 off Sidewinder Rd. and Power-line Rd. Comment
  CAS-BOT-BC327859  Palafoxia arida Steve Boyd 1986-2-6 1264 Imperial Cargo Muchacho Mts. Plains E of the Mts. Powerline Rd., 2.9 mi W of Picacho Rd. Comment
  CAS-BOT-BC327883  Palafoxia arida G. H. Mallory 1920-5-12 s.n. Imperial 5 mi S of Ogilby Station at side of R.R. track Comment
  UCR48534  Palafoxia arida Steve Boyd 1986-2-6 1264 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mts. Plains east of mountains, powerline road, 2.9 mi west of Picacho Rd. 152 Comment
  RSA387396  Palafoxia arida var. arida Steve Boyd 1986-2-6 1264 Imperial Sonoran (Colorado) Desert Cargo Muchacho Mts. Plains east of mountains, powerline road, 2.9 mi west of Picacho Rd. Comment
  CDA40695  Pectocarya heterocarpa T. C. Fuller 1966-3-17 14482 Imperial In tableland west of Picacho Wash, 8 miles northwest of Winterhaven. 0 Comment
  CAS-BOT-BC355926  Perityle emoryi Steve Boyd 1986-2-6 1243 Imperial Cargo Muchacho Mountains: Large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road Comment
  CAS-BOT-BC355927  Perityle emoryi Robert F. Thorne; Robert Rutherford 1964-4-10 33547 Imperial SE Imperial County. Araz Wash, between Pasadena and Stud Mts., Cargo Muchacho Mts. 304 Comment
  CAS-BOT-BC355928  Perityle emoryi Robert F. Thorne; Robert Rutherford 1964-4-10 33547 Imperial SE Imperial County. Araz Wash, between Pasadena and Stud Mts., Cargo Muchacho Mts. 304 Comment
  HSC85355  Perityle emoryi Steve Boyd 1986-2-6 1243 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of Hwy. 8, off Sidewinder Rd. and Power-line Rd. Comment
  RSA167677  Perityle emoryi R. F. Thorne, Robert L. Rutherford 1964-4-10 33547 Imperial Araz Wash, between Pasadena and Stud Mts, Cargo Muchacho Mts. 305 Comment
  RSA387412  Perityle emoryi Steve Boyd 1986-2-6 1243 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  UCR48453  Perityle emoryi Steve Boyd 1986-2-6 1243 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  UCR33598  Peucephyllum schottii Sears 1978-4-11 1143 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mts. transect Comment
  RSA348935  Phacelia ambigua Robert F. Thorne, R. Rutherford 1964-4-11 33646 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA388039  Phacelia ambigua Steve Boyd 1986-2-6 1218 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  UC1606941  Phacelia crenulata Robert F. Thorne and R. Rutherford 1964-4-11 33646 Imperial between Pasadena Mt. and Stud Mt.; Cargo Muchacho Mts., Araz Wash 304 Comment
  UCR48434  Phacelia crenulata Steve Boyd 1986-2-6 1218 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  RSA0028910  Phacelia crenulata var. ambigua Jim Andre 2013-3-4 24088 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  SD242844  Phacelia crenulata var. ambigua 1998-2-19 Imperial Jackson Gulch Comment
  UCR253873  Phacelia crenulata var. ambigua Jim Andre 2013-3-4 24088 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, southeast side of range, c. 12 miles northwest of Yuma, just west of Barney Oldfield Road, 5.0 miles north of the junction with I-8 158 Comment
  GMDRC5785  Phacelia crenulata var. minutiflora J. M. Andre 2013-3-4 24082 Imperial Cargo Muchacho Mountains;: southeast side of range, approx. 12 mi. NW of Yuma, just west of Barney Oldfield Rd, 5.0 mi. north of Jct Interstate 8 158 Comment
  RSA0028915  Phacelia crenulata var. minutiflora Jim Andre 2013-3-4 24082 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 mi NW of Yuma, just west of Barney Oldfield Rd, 5.0 mi north of Jct Interstate 8. 158 Comment
  UCR253874  Phacelia crenulata var. minutiflora Jim Andre 2013-3-4 24082 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, southeast side of range, c. 12 miles northwest of Yuma, just west of Barney Oldfield Road, 5.0 miles north of the junction with I-8 158 Comment
  RSA348937  Phacelia minutiflora Robert F. Thorne, R. Rutherford 1964-4-11 33641 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  UCR60513  Phacelia minutiflora R. F. Thorne, Robert L. Rutherford 1964-4-11 33641 Imperial Sonoran (Colorado) Desert, Araz Wash, between Pasadena and Stud Mts., Cargo Muchacho Mtns 305 Comment
  RSA0021544  Phoradendron californicum Jim Andre 2013-3-4 24091 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles north of Jct Interstate 8. 158 Comment
  SD256790  Phoradendron californicum J. M. Andre 2013-3-4 24091 Imperial Cargo Muchacho Mountains; southeast side of range, ca. 12 miles NW of Yuma, just west of Barney Oldfield RD, 5.0 miles north of Jct I-8. 157 Comment
  RSA191732  Physalis crassifolia Robert F. Thorne, R. Rutherford 1964-4-11 33634 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  UCR48431  Plantago ovata Steve Boyd 1986-2-6 1212 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  RSA0021550  Plantago ovata var. fastigiata Jim Andre 2013-3-4 24067 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 mi NW of Yuma, just west of Barney Oldfield Rd, 5.0 mi north of Jct Interstate 8. 158 Comment
  RSA167766  Plantago ovata var. fastigiata Robert F. Thorne, R. Rutherford 1964-4-11 33639 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA388044  Plantago ovata var. fastigiata Steve Boyd 1986-2-6 1212 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  SD242914  Plantago ovata var. fastigiata 1998-2-19 Imperial Jackson Gulch Comment
  SD256770  Plantago ovata var. fastigiata J. M. Andre 2013-3-4 24067 Imperial Cargo Muchacho Mountains; southeast side of range, approx 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 mile north of junction Interstae 8. (Araz 7.5'Q) 157 Comment
  UCD124545  Plantago ovata var. fastigiata Robert F. Thorne; Robert Rutherford 1964-4-11 33639 Imperial Araz Wash, between Pasadena and Stud Mts., Cargo Muchacho Mts. 304 Comment
  RSA0019642  Porophyllum gracile J. Andre 2013-3-4 24063 Imperial Cargo Muchacho Mtns: southeast side of range, approx. 12 mi NW of Yuma, just west of Barney Oldfield Rd, 5.0 mi north of Jct Interstate 8. 158 Comment
  RSA395947  Porophyllum gracile Steve Boyd 1986-2-6 1247 Imperial Bajada E of the Mts., Powerline Road 5.6 miles W of Picacho Rd. Comment
  SD256702  Porophyllum gracile J. M. Andre 2013-3-4 24063 Imperial Cargo Muchacho Mountains; southeast side of range, approx 12 miles NW of Yuma, just west of Barney Oldfield Rd, 5.0 miles N of Jct Interstate 8 (Araz 7.5'Q) 157 Comment
  RSA167600  Prosopis glandulosa var. torreyana Robert F. Thorne, R. Rutherford 1964-4-11 33652 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  CAS-BOT-BC356314  Psathyrotes ramosissima Steve Boyd 1986-2-6 1251 Imperial Cargo Muchacho Mts: Bajada E of the Mts., Powerline Road 5.4 mi W of Picacho Rd Comment
  RSA387408  Psathyrotes ramosissima Steve Boyd 1986-2-6 1251 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Rd and Power-line Rd. Comment
  UCR48449  Schismus arabicus Steve Boyd 1986-2-6 1238 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  HSC85335  Sphaeralcea ambigua Steve Boyd 1986-2-6 1220 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of I-8 off Sidewinder Rd. and Power-line Rd. Comment
  RSA167595  Sphaeralcea ambigua Robert F. Thorne, R. Rutherford 1964-4-11 33651 Imperial Araz Wash, between Pasadena and Stud Mountains, Cargo Muchacho Mountains. 305 Comment
  RSA388037  Sphaeralcea ambigua Steve Boyd 1986-2-6 1220 Imperial Cargo Muchacho Mts.; large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road Comment
  SBBG22014  Sphaeralcea ambigua R. F. Thorne, R. Rutherford 1964-4-10 Imperial Araz Wash, between Pasadena and Stud Mtns, Cargo Muchacho Mtns 304 Comment
  UCR48436  Sphaeralcea ambigua Steve Boyd 1986-2-6 1220 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment
  CDA36488  Sphaeralcea ambigua subsp. rosacea T. C. Fuller 1966-3-17 14476 Imperial In tableland west of Picacho Wash, 8 miles northwest of Winterhaven. 0 Comment
  RSA396147  Sphaeralcea ambigua subsp. rosacea Steve Boyd 1986-2-6 1225 Imperial Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 mi. NE of Highway I-8 off Sidewinder Road and Power-line Road. Comment
  UCD116809  Sphaeralcea ambigua var. rosacea Steve Boyd 1986-2-6 1225 Imperial Imperial County; Cargo Muchacho Mt.; large canyon at SE end of mountains, 5.4 miles NE of I-8 off Sidewinder Road and Power-line Road. Comment
  UCD93105  Sporobolus cryptandrus Boswell 1950-9-1 s.n. Imperial Yuma area. Comment
  UCD93106  Sporobolus cryptandrus Boswell 1950-9-1 s.n. Imperial Yuma area. Comment
  CAS-BOT-BC323076  Trixis californica Steve Boyd 1986-2-6 1224 Imperial 5.4 miles NE of I-8 off Sidewinder Road adn Power-line Road, Cargo Muchacho Mts. Comment
  HSC85928  Trixis californica Steve Boyd 1986-2-6 1224 Imperial Cargo Muchacho Mtns., large canyon at SE end of mountains, 5.4 mi. NE of Hwy. 8, off Sidewinder Rd. and Power-line Rd. Comment
  UCR33552  Trixis californica Sears 1978-4-11 1147 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mts. transect Comment
  UCR48439  Trixis californica Steve Boyd 1986-2-6 1224 Imperial Sonoran (Colorado) Desert, Cargo Muchacho Mountains, large canyon at SE end of mountains, 5.4 miles NE of Interstate Hwy 8, off Sidewinder Road and powerline road 183 Comment



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