32.69189 32.79189 -115.06352 -114.96352 UC/JEPS: Consortium Search Results
Search Results — 224 specimen records retrieved (224 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-BC229305  Abronia villosa Roxana S. Ferris 1928-4-19 7127 Imperial Between Holtville and Grays Well, 3 mi from the latter Comment
  POM194916  Abronia villosa Roxana S. Ferris 1928-4-19 7127 Imperial 3 miles from Grays Well on Holtville Road. Comment
  POM47415  Abronia villosa P. A. Munz 1924-2-23 7812 Imperial 25 miles E. of Holtsville. Comment
  POM47571  Abronia villosa P. A. Munz 1924-2-23 7812 Imperial 25 miles E. of Holtsville. Comment
  SD143823  Abronia villosa G. K. Helmkamp, E. Helmkamp 1998-1-24 2576 Imperial Between Highway I-8 and the All American Canal across from the Brock Research Center. 46 Comment
  SEINET893718  Abronia villosa T. R. Van Devender, J. I. Mead 1977-1 s.n. Imperial At Algodones Dunes, ca. 17 miles west of Yuma on I-8. Comment
  SEINET893737  Abronia villosa Leo A. Galloway 1968-1 509 Imperial 23 miles west of Arizona state line on U. S. 80. Comment
  UCD109837  Abronia villosa T. R. Van Devender; J. I. Mead 1977-11-8 s.n. Imperial Algodones Dunes, ca. 17 miles west of Yuma on I-8. Comment
  UCR104855  Abronia villosa George K. Helmkamp, E. Helmkamp 1998-1-24 2576 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  UCR33577  Abronia villosa var. villosa Sears 1978-3-15 750 Imperial Sonoran (Colorado) Desert, 0.5 mi. west of Brock Research Station Experimental Farm #2. 40 Comment
  POM312681  Agoseris retrorsa D. Taylor 1951-06 s.n. Kern Road down west slope of Greenhorn Mts. 2134 Comment
Read comments
Oct 29 2012
  POM123185  Amaranthus watsonii Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  LA94845  Ambrosia dumosa T. A. Geissman; TAG- 4166 -FDC Imperial on US 80, about 20 mi. W of Yuma, at rest area Comment
  UCR104850  Aristida californica George K. Helmkamp, E. Helmkamp 1998-1-24 2574 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  SD144132  Aristida californica var. californica G. K. Helmkamp, E. Helmkamp 1998-1-24 2574 Imperial Between Hwy I-8 and the All-American Canal, across from the Brock Research Center (ca. 3 miles east of the junction of Hwy CA-98 with Hwy I-8) 46 Comment
  CAS-BOT-BC177446  Astragalus aridus H. D. Ripley; R. C. Barneby 1949-3-8 10085 Imperial 7 miles W. of Gray's Well 30 Comment
  POM26389  Astragalus aridus Marcus E. Jones 1906-4-25 s.n Imperial West of Yuma. Comment
  RSA110347  Astragalus aridus H. D. Ripley, R. C. Barneby 1949-3-8 10085 Imperial 7 miles W of Grays Well. Comment
  CLARK-A1528-7805  Astragalus lentiginosus var. borreganus John C. Roos 1949-4-7 4166 Imperial Comment
  SD44152  Astragalus lentiginosus var. borreganus Darley F. Howe 1950-3-19 2057 Imperial Between Holtville and Yuma. Comment
  SDSU7912  Astragalus lentiginosus var. borreganus D. F. Howe 1949-3-19 2057 Imperial Hghway between Holtiville and Yuma. Comment
  UCR18984  Astragalus lentiginosus var. borreganus John C. Roos 1949-4-7 4166 Imperial Sonoran (Colorado) Desert, Sand flats west of Yuma sand dunes Comment
  CAS-BOT-BC187552  Astragalus magdalenae Ira L. Wiggins 1937-2-17 8555 Imperial 20 miles west of Yuma Comment
  JEPS54743  Astragalus magdalenae var. peirsonii Frank W. Peirson 1932-3-21 9776 Imperial sand hills w Yuma; w of Yuma Comment
  SEINET945415  Astragalus magdalenae var. peirsonii Annie M. Alexander, Louise Kellogg 1941-1 Imperial Comment
  UC370469  Astragalus magdalenae var. peirsonii H. E. Parks 1929-2-10 376 Imperial e side Colorado Desert (sand dunes); e side Colorado Desert 0 Comment
  UC402942  Astragalus magdalenae var. peirsonii H. E. and S. T. Parks Feb. 1929 376 Imperial sand dunes along road near Yuma; along road near Yuma Comment
  RSA0121512  Astragalus nuttallianus var. austrinus Marcus E. Jones 1906-4-25 s.n Imperial West of Yuma. Comment
  CAS-BOT-BC99946  Baileya pauciradiata Roxana S. Ferris 1928-4-19 7126 Imperial desert 3 miles from Gray's Well on the Holtville Road Comment
  JEPS23064  Baileya pauciradiata Reino Alava with R. Bacigalupi, Dr. and Mrs. Rolla Tryon 1958-3-3 1810 -A Imperial 10 mi w of junction with road from Ogilby, Colorado Desert U.S. Highway 80; Colorado Desert, U.S. Highway 80 60 Comment
  POM47417  Baileya pauciradiata Philip A. Munz 1924-2-23 7814 Imperial 25 miles E. of Holtsville. Comment
  SD144061  Baileya pauciradiata G. K. Helmkamp, E. Helmkamp 1998-1-24 2573 Imperial Between Hwy I-8 & the All-American Canal across form the Brock Research Center (ca. 3 mi. E of the jct of Hwy CA-98 with Hwy I-8) 46 Comment
  UCR100853  Baileya pauciradiata George K. Helmkamp, E. A. Helmkamp 1998-3-18 2875 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the junction of Hwy Calif Hwy 98 with I-8) 46 Comment
  UCR103660  Baileya pauciradiata George K. Helmkamp, E. Helmkamp 1998-1-24 2573 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  CAS-BOT-BC106607  Baileya pleniradiata C. L. Hitchcock 1966-3-19 24282 Imperial Edge of sand hills between Yuma and Holtsville Comment
  HSC5165  Baileya pleniradiata C. L. Hitchcock 1966-3-19 24282 Imperial Between Yuma and Holtsville Comment
  POM29690  Baileya pleniradiata Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA695665  Baileya pleniradiata L. Griset 1929-4-4 s.n Imperial 20 miles from Yuma in a stream bed. Comment
  UCD129512  Baileya pleniradiata C. L. Hitchcock 1966-3-19 24282 Imperial between Yuma and Holtsville. Comment
  UCR33601  Baileya pleniradiata Sears 1978-3-15 747 Imperial Sonoran (Colorado) Desert, Hwy 80, 40 mi east of El Centro, 3 mi east of Hwy 98 40 Comment
  SEINET3105457  Barbarea orthoceras Sears 1978-3-15 749 Imperial 0.5 miles west of Brock Research Station Experimental Farm #2, along roadside. 40 Comment
  UCR104856  Bouteloua barbata George K. Helmkamp, E. Helmkamp 1998-1-24 2571 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  UCR100851  Brassica tournefortii George K. Helmkamp, E. A. Helmkamp 1998-3-18 2877 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the junction of Hwy Calif Hwy 98 with I-8) 46 Comment
  POM112741  Bromus diandrus Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  POM48974  Camissonia claviformis subsp. yumae P. A. Munz 1924-2-22 7813 Imperial 25 miles east of Holtville. Comment
  RSA187234  Camissonia claviformis subsp. yumae John H. Thomas 1949-4-21 389 Imperial Flat desert, along U.S. Highway 80 [Hwy 8], 3 miles E. of Midway Well. Comment
  UCR100860  Camissonia claviformis subsp. yumae George K. Helmkamp, E. A. Helmkamp 1998-3-18 2868 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the junction of Hwy Calif Hwy 98 with I-8) 46 Comment
  UCR103345  Camissonia claviformis subsp. yumae George K. Helmkamp, E. Helmkamp 1998-1-24 2581 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  UCR103666  Camissonia claviformis subsp. yumae George K. Helmkamp, E. Helmkamp 1998-1-24 2570 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  POM29668  Cercidium floridum Marcus E. Jones 1906-4-25 s.n Imperial West of Yuma. Comment
  POM66611  Chaenactis carphoclinia var. carphoclinia Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  POM66614  Chaenactis carphoclinia var. carphoclinia Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  POM86155  Chamaesyce albomarginata Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  SD143803  Chylismia claviformis subsp. yumae G. K. Helmkamp, E. Helmkamp 1998-3-18 2868 Imperial Between Highway I-8 and the All American Canal across from the Brock Research Center, ca. 3.0 miles east of the junction of Highway CA-98 with Highway I-8. 46 Comment
  SD143804  Chylismia claviformis subsp. yumae G. K. Helmkamp, E. Helmkamp 1998-1-24 2581 Imperial Between Highway I-8 and the All American Canal across from the Brock Research Center, ca. 3.0 miles east of the junction of Highway CA-98 with Highway I-8. 46 Comment
  SD143805  Chylismia claviformis subsp. yumae G. K. Helmkamp, E. Helmkamp 1998-1-24 2570 Imperial Between Highway I-8 and the All American Canal across from the Brock Research Center, ca. 3.0 miles east of the junction of Highway CA-98 with Highway I-8. 46 Comment
  POM121872  Cistanthe ambigua Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA0121536  Conringia orientalis Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  POM87119  Croton californicus var. mohavensis Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  CAS-BOT-BC202496  Croton wigginsii Ira L. Wiggins 1937-2-17 8554 Imperial 20 miles west of Yuma Comment
  GH347472  Croton wigginsii I. L. Wiggins 1937-2-17 8554 Unknown Sand dunes 20 miles west of Yuma Comment
  RSA265281  Croton wigginsii I. L. Wiggins 1937-2-17 8554 Imperial Sand Dunes 20 mile west of Yuma. Comment
  RSA278766  Croton wigginsii Bonnie M. Rich 1979-4-19 79028 Imperial On the north side of the All American Canal, 3 miles east of Power drop #2. Comment
  UC1490308  Croton wigginsii Rolf Y. Berg 1980-4-23 Imperial sand-dunes w Yuma (near Old Plank road viewpoint); Colorado Desert Comment
  UC669303  Croton wigginsii Annie M. Alexander and Louise Kellogg 1941-3-13 1934 Imperial sand dunes w Yuma; Colorado Desert Comment
  UC868788  Croton wigginsii Ira L. Wiggins 1937-2-17 8554 Imperial sand dunes 20 mi w Yuma Comment
  VVC636  Croton wigginsii P. J. MacKay, T. Thomas 1997-3-1 131 Imperial Algodones Dunes, Coachella Canal Rd, ca. 4 mi N of Hwy 8; 73 Comment
  POM47846  Cryptantha angustifolia P. A. Munz 1924-2-23 7811 Imperial 25 miles E. of Holtsville Comment
  POM121847  Cryptantha costata Marcus E. Jones 1926-1-22 s.n. Imperial Sand dunes W. of Yuma Comment
  POM71916  Cryptantha costata Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
Read comments
Apr 28 2014
  POM73193  Cryptantha maritima var. pilosa Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA28819  Dalea mollis Marcus E. Jones 1906-4-25 s.n Imperial West of Yuma. Comment
  SD143909  Dalea mollis G. K. Helmkamp, E. A. Helmkamp 1998-3-18 2872 Imperial Between Highway I-8 and the All-American Canal across from the Brock Research Center. 46 Comment
  UCR100856  Dalea mollis George K. Helmkamp, E. A. Helmkamp 1998-3-18 2872 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the junction of Hwy Calif Hwy 98 with I-8) 46 Comment
  UCR103659  Dalea mollis George K. Helmkamp, E. Helmkamp 1998-1-24 2577 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  CAS-BOT-BC292142  Dicoria canescens Marcus E. Jones 1928-12-28 s.n. Imperial Sand Dunes near Yuma Comment
  JEPS23065  Dicoria canescens Reino Alava with R. Bacigalupi, Dr. and Mrs. Rolla Tryon 1958-3-3 1810 -B Imperial 10 mi w of junction with Ogilby Road (along US Hwy 80); Colorado Desert 60 Comment
  POM160492  Dicoria canescens Marcus E. Jones 1928-12-28 s.n. Imperial Sand dunes near Yuma. Comment
  RSA608651  Dicoria canescens R. S. Woglum 1938-11-7 2145 Imperial Sonoran Desert: Sand Hills west of Yuma (AZ). Comment
  UCD131179  Dicoria canescens T. R. Van Devender; J. I. Mead 1977-11-8 s.n. Imperial Algodones Dunes, ca. 17 miles west of Yuma on I-8. Comment
  POM121849  Dicoria clarkiae Marcus E. Jones 1926-1-22 S.N. Imperial Sand dunes W. of Yuma Comment
  HSC7961  Ditaxis serrata var. serrata C. L. Hitchcock 1966-3-19 24286 Imperial Between Yuma and Holtsville Comment
  SD243861  Dithyrea californica Rick Ernenwein 1980-3-20 Imperial [Locality determined by SDNHM] Northwest Gordons Well Comment
  CAS-BOT-BC81752  Ephedra trifurca Ira L. Wiggins 1937-2-17 8552 Imperial 3 miles east of Midway Wells 27 Comment
  CAS-BOT-BC81753  Ephedra trifurca Ira L. Wiggins 1937-2-17 8552 Imperial 3 miles east of Midway Wells 27 Comment
  GH356641  Ephedra trifurca I. L. Wiggins 1937-2-17 8553 Unknown Larraea flats 3 miles east of Midway Wells 27 Comment
  GH356648  Ephedra trifurca I. L. Wiggins 1937-2-17 8552 Unknown Larraea flats 3 miles east of Midway Wells 27 Comment
  NY70656  Ephedra trifurca I. L. Wiggins 1937-2-17 8553 Imperial 3 miles east of Midway Well Comment
  NY70657  Ephedra trifurca I. L. Wiggins 1937-2-17 8552 Imperial 3 miles east of Midway Well Comment
  POM265182  Ephedra trifurca I. L. Wiggins 1937-2-17 8552 Imperial 3 miles east of Midway Wells. 27 Comment
  POM265183  Ephedra trifurca I. L. Wiggins 1937-2-17 8553 Imperial 3 miles east of Midway Wells. 27 Comment
  SD144511  Ephedra trifurca G. K. Helmkamp, E. Helmkamp 1998-1-24 2569 Imperial Between Hwy I-8 and the All-American Canal, across from the Brock Research Center (ca. 3 miles east of the junction of Hwy CA-98 with Hwy I-8). (IPB 10/07) 46 Comment
  SDSU12256  Ephedra trifurca Jeremy Mass 2000-4-20 2 Imperial East on Interstate 8 to the Gordons Well exit. Located on the north side of the freeway in the flats. 7 Comment
  SEINET3112106  Ephedra trifurca Sears 1978-3-15 751 Imperial 0.5 mi W of Brock Research Station Experimental Farm #2. 40 Comment
  SEINET3867743  Ephedra trifurca Sears 1978-3-15 751 Imperial 55 mi. W of Brock Research Station Experimental Farm #3, along roadside.; 0 40 Comment
Read comments
Apr 21 2015
  UCR100858  Ephedra trifurca George K. Helmkamp, E. A. Helmkamp 1998-3-18 2870 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the junction of Hwy Calif Hwy 98 with I-8) 46 Comment
  UCR104858  Ephedra trifurca George K. Helmkamp, E. Helmkamp 1998-1-24 2569 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  VVC635  Ephedra trifurca P. J. MacKay, T. Thomas 1997-3-1 132 Imperial Algodones Dunes, Coachella Canal Rd, ca. 4 mi N of Hwy 8; 73 Comment
  CAS-BOT-BC246460  Eriogonum deserticola Marcus E. Jones 1928-12-28 s.n. Imperial Sand Dunes near Yuma Comment
  CAS-BOT-BC246461  Eriogonum deserticola R. H. Peebles 1934-9-11 10007 Imperial In Colorado Desert, west of Yuma Comment
  CAS-BOT-BC246462  Eriogonum deserticola Marcus E. Jones 1926-1-21 s.n. Imperial West of Yuma Comment
  CAS-BOT-BC246463  Eriogonum deserticola Marcus E. Jones 1928-12-28 s.n. Imperial Sand Dunes near Yuma Comment
  CAS-BOT-BC246464  Eriogonum deserticola R. H. Peebles 1934-9-11 10007 Imperial In Colorado Desert, west of Yuma Comment
  CAS-BOT-BC246465  Eriogonum deserticola Marcus E. Jones 1932-4-11 29287 Imperial West of Yuma Comment
  CAS-BOT-BC246475  Eriogonum deserticola Peter H. Raven 1961-10-8 16832 Imperial U.S. Highway 80. 2 miles east of junction with State Highway 98 Comment
  CAS-BOT-BC246483  Eriogonum deserticola Peter H. Raven 1961-10-8 16832 Imperial U.S. Highway 80. 2 miles east of junction with State Highway 98 Comment
  GH364000  Eriogonum deserticola P. H. Raven 1961-10-8 16832 Unknown U.S. Highway 80. 2 miles east of junction with State Highway 98 Comment
  GH369990  Eriogonum deserticola M. E. Jones 1928-12-28 Unknown Sand Dunes near Yuma Comment
Read comments
Jul 17 2012
  GH369996  Eriogonum deserticola P. H. Raven 1961-10-8 16832 Unknown U.S. Highway 80. 2 miles east of junction with State Highway 98. Comment
  LA206746  Eriogonum deserticola F. R. Fosberg; 1932-4-9 7482 Imperial 20 mi E of Haltville Comment
  LA206747  Eriogonum deserticola M. F. Gilman; 1985-5-30 sn Imperial W of Yuma Comment
Read comments
Aug 28 2016
  LA206750  Eriogonum deserticola Peter H. Raven; 1961-10-8 16832 Imperial US Hwy 80, 2 mi E of junction with State Hwy 98 0 Comment
  POM160441  Eriogonum deserticola Marcus E. Jones 1928-12-28 s.n. Imperial Sand dunes near Yuma. Comment
  POM184328  Eriogonum deserticola M. French Gilman 1928-5-30 s.n. Imperial West of Yuma. Comment
  POM200566  Eriogonum deserticola Marcus E. Jones 1932-4-11 s.n. Imperial West of Yuma Comment
  POM211232  Eriogonum deserticola R. H. Peebles 1934-9-11 10007 Imperial West of Yuma. Comment
  POM48765  Eriogonum deserticola P. A. Munz 1924-2-23 7824 Imperial 25 miles E. of Holtsville. Comment
  RSA151145  Eriogonum deserticola Peter H. Raven 1961-10-8 16832 Imperial U.S. Highway 80, 2 miles east of junction with State Highway 98. At sea level. 0 Comment
  RSA160840  Eriogonum deserticola Peter H. Raven 1961-10-8 16832 Imperial U.S. Highway 80, 2 miles east of junction with State Highway 98. At sea level. 0 Comment
  RSA306210  Eriogonum deserticola Henry J. Ramsey, Henry J. Ramsey 1939-12-2 s.n. Imperial Yuma-west of in sand dunes. Comment
  RSA766429  Eriogonum deserticola Marcus E. Jones 1928-12-28 s.n. Imperial Sand dunes near Yuma. Comment
  SBBG28205  Eriogonum deserticola P. H. Raven 1961-10-8 16832 Imperial US Hwy 80, 2 mi E of jct with St Hwy 98 Comment
  SD143787  Eriogonum deserticola G. K. Helmkamp, E. Helmkamp 1998-1-24 2582 Imperial Between Hwy I-8 & the All-American Canal across from the Brock Research Center (ca. 3 mi E of the jct of Hwy CA-98 with I-8) 46 Comment
  UC1215263  Eriogonum deserticola Peter H. Raven 1961-10-8 16832 Imperial 2 mi e on U.S. Highway 80 State Highway 98 0 Comment
  UC540185  Eriogonum deserticola R. H. Peebles 1934-9-11 10007 Imperial w Yuma; Colorado Desert Comment
  UCD99874  Eriogonum deserticola T. R. Van Devender; J. I. Mead 1977-11-8 s.n. Imperial at Algodones Dunes, 17 miles west of Yuma on I-8. Comment
  POM97328  Eschscholzia minutiflora Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  SD143921  Euphorbia setiloba G. K. Helmkamp, E. Helmkamp 1998-1-24 2580 Imperial Between Highway I-8 and the All-American Canal across from the Brock Research Center. 46 Comment
  UCR103616  Euphorbia setiloba George K. Helmkamp, E. Helmkamp 1998-1-24 2580 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  POM84611  Fagonia laevis Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA0006473  Fagonia laevis Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  UCR104851  Geraea canescens George K. Helmkamp, E. Helmkamp 1998-1-24 2579 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  CAS-BOT-BC305771  Helianthus niveus H. E. McMinn 1925-6-28 1463 Imperial 18 miles west Yuma Comment
  CAS-BOT-BC305773  Helianthus niveus Annie M. Alexander; Louise Kellogg 1941-3-13 1933 Imperial Colorado Desert. West of Yuma Comment
  SEINET828323  Helianthus niveus A. M. Alexander, L. Kellogg 1941-1 1933 Imperial West of Yuma, Colorado Desert. Comment
  LA102382  Helianthus niveus subsp. tephrodes John C. Roos; 1949-4-7 4168 Imperial sand hills W of Yuma Comment
  UC669218  Helianthus niveus subsp. tephrodes Annie M. Alexander and Louise Kellogg 1941-3-13 1933 Imperial small sand dunes w Yuma; Colorado Desert Comment
  POM291269  Hesperocallis undulata Lyman Benson 1933-4-1 4226 Imperial 20 miles W of Yuma. Yuma Desert. Colorado River Watershed. 30 Comment
  POM47844  Hesperocallis undulata Philip A. Munz 1924-2-23 7807 Imperial 25 miles E. of Holtsville Comment
  SD175109  Hesperocallis undulata Amadeo M. Rea 1992-3-18 1896 Imperial Across from Brock Road/Research Center, south of Interstate 8 Comment
  SEINET3103514  Hesperocallis undulata Sears 1978-3-15 746 Imperial 40 mi. E. of El Centro, 3 mi. E. of Jct. 98 on Hwy 80. Broad sandy plains. 40 Comment
  UC1078187  Hesperocallis undulata Reino Alava 1958-3-3 1805 Imperial 10 mi w of junction of Highways 80 and 98 on the road from Ogilby Comment
  UC1237873  Hesperocallis undulata Howard J. Arnott 1955-4-25 21 Imperial 21 mi w of Winterhaven (on U.S. Highway 80) Comment
  UCR100852  Hesperocallis undulata George K. Helmkamp, E. A. Helmkamp 1998-3-18 2876 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the junction of Hwy Calif Hwy 98 with I-8) 46 Comment
  POM49773  Hibiscus denudatus Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  CDA5018  Hibiscus trionum R. McCanna 1963-11-18 Imperial Brock property, no location. 0 Comment
  VVC639  Isocoma acradenia P. J. MacKay, T. Thomas 1997-3-1 127 Imperial Algodones Dunes, Coachella Canal Rd, ca. 4 mi N of Hwy 8; 73 Comment
  POM28477  Krameria grayi Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  SDSU12257  Larrea tridentata Jeremy Mass 2000-4-20 3 Imperial East on Interstate 8 to the Gordons Well exit. Located on the north side of the freeway in the flats. 7 Comment
  POM24282  Lotus tomentellus Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  POM26292  Lupinus arizonicus Marcus E. Jones 1996-4-25 11536 Imperial West of Yuma. Comment
  POM39905  Machaeranthera asteroides Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  POM83647  Mentzelia desertorum Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  POM83648  Mentzelia involucrata Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  HSC15876  Mentzelia longiloba C. L. Hitchcock 1966-3-19 24281 Imperial Between Yuma and Holtsville Comment
  UC1286992  Mentzelia longiloba C. L. Hitchcock 1966-3-19 24281 Imperial between Yuma Holtsville Comment
  SD143862  Mentzelia longiloba var. longiloba G. K. Helmkamp, W. A. Helmkamp 1998-3-18 2873 Imperial Between Hwy I-8 & the All-American Canal across from the Brock Research Center (ca. 3 mi. east of the jct of Hwy CA-98 with I-8). 46 Comment
  SD143863  Mentzelia longiloba var. longiloba G. K. Helmkamp, E. Helmkamp 1998-1-24 2575 Imperial Between Hwy I-8 & the All-American Canal across from the Brock Research Center (ca. 3 mi. east of the jct of Hwy CA-98 with Hwy I-8). 46 Comment
  SD175111  Mentzelia longiloba var. longiloba Amadeo M. Rea 1993-3-18 1889 Imperial West of Yuma, Brock Research Center Road & I-8 Comment
  SEINET842642  Mentzelia longiloba var. longiloba G. K. Helmkamp, E. Helmkamp 1998-1 2575 Imperial Between Hwy. I-8 & the All-American Canal across from the Brock Research Center (ca. 3 miles E of the junction of Hwy. CA-98 with Hwy. I-8) 45 Comment
  SEINET931048  Mentzelia longiloba var. longiloba Amadeo M. Rea 1993-1 1889 Imperial West of Yuma, Brock Research Center Road & Interstate 8 Comment
  UCR100855  Mentzelia longiloba var. longiloba George K. Helmkamp, E. A. Helmkamp 1998-3-18 2873 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the junction of Hwy Calif Hwy 98 with I-8) 46 Comment
  UCR103658  Mentzelia longiloba var. longiloba George K. Helmkamp, E. Helmkamp 1998-1-24 2575 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  UCD117381  Mentzelia multiflora C. L. Hitchcock 1966-3-19 24281 Imperial between Yuma and Holtsville. Comment
  SEINET3094631 Image available Mentzelia multiflora subsp. longiloba George K. Helmkamp, E. A. Helmkamp 1998-3-18 2873 Imperial Sonoran (Colorado) Desert; between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the junction of Hwy Calif Hwy 98 with I-8). 46 Comment
  VVC641  Mentzelia multiflora subsp. longiloba P. J. MacKay, T. Thomas 1997-3-1 126 Imperial Algodones Dunes, Coachella Canal Rd, ca. 4 mi N of Hwy 8; 73 Comment
  POM123366  Monolepis nuttalliana Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA0009573  Nama hispida var. spathulata Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  UCD106859  Oenothera deltoides David S. Verity; Jane Turner, Francis M. Ball 1964-2-15 SK and F 1368 Imperial 21 1/2 mi. E of Holtville on main hwy. to Yuma. Comment
  UCR103655  Oenothera deltoides George K. Helmkamp, E. A. Helmkamp 1998-1-24 2583 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  POM122928  Oenothera deltoides subsp. deltoides Marcus E. Jones 1926-6-22 s.n. Imperial Sand Dunes W. of Yuma Comment
  POM47843  Oenothera deltoides subsp. deltoides P. A. Munz 1924-2-23 7809 Imperial 25 miles E. of Holtsville. Comment
  RSA159415  Oenothera deltoides subsp. deltoides John H. Thomas 1949-4-21 388 Imperial Flat desert, along U.S. Highway 80 [Hwy 8], 3 miles E. of Midway Well. Comment
  SD143796  Oenothera deltoides subsp. deltoides G. K. Helmkamp, E. A. Helmkamp 1998-3-18 2874 Imperial Between Highway I-8 and the All American Canal across from the Brock Research Center. 46 Comment
  UCR100854  Oenothera deltoides var. deltoides George K. Helmkamp, E. A. Helmkamp 1998-3-18 2874 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the junction of Hwy Calif Hwy 98 with I-8) 46 Comment
  HSC16535  Oenothera primiveris C. L. Hitchcock 1966-3-19 24284 Imperial Between Yuma and Holtsville Comment
  POM28556  Olneya tesota Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  CAS-BOT-BC327827  Palafoxia arida Roxana S. Ferris 1928-4-19 7125 Imperial 3 miles from Grays Well on the Holtville Road Comment
  CAS-BOT-BC327861  Palafoxia arida Annie M. Alexander; Louise Kellogg 1941-3-14 1936 Imperial Colorado Desert. Sand dunes W of Yuma 64 Comment
  CAS-BOT-BC327862  Palafoxia arida Annie M. Alexander; Louise Kellogg 1941-3-14 1936 Imperial Colorado Desert. Sand dunes W of Yuma 64 Comment
  CAS-BOT-BC327903  Palafoxia arida C. L. Hitchcock 1966-3-19 24287 Imperial Edge of sand hills between Yuma and Holtsville Comment
  CAS-BOT-BC327904  Palafoxia arida C. L. Hitchcock 1966-3-19 24287 Imperial Edge of sand hills between Yuma and Holtsville Comment
  UCD134868  Palafoxia arida T. R. Van Devender; J. I Mead 1977-11-8 s.n. Imperial Algodones Dunes, around 17 miles west of Yuma on I-8. Comment
  UCR104852  Palafoxia arida George K. Helmkamp, E. Helmkamp 1998-1-24 2578 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  POM47416  Palafoxia arida var. arida P. A. Munz 1924-2-23 7815 Imperial 25 miles E. of Holtsville. Comment
  POM67126  Palafoxia arida var. arida Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  UC1287148  Palafoxia arida var. arida C. L. Hitchcock 1966-3-19 24287 Imperial edge of sand hills between Yuma and Holtsville Comment
  GH427281  Palafoxia arida var. gigantea A. M. Alexander & L. Kellogg 1941-3-14 1936 Unknown sand dunes west of Yuma Comment
  UC669289  Palafoxia arida var. gigantea Annie M. Alexander and Louise Kellogg 1941-3-14 1936 Imperial sand dunes w Yuma 64 Comment
  UCD134877  Palafoxia arida var. gigantea C. L. Hitchcock 1966-3-19 24287 Imperial between Yuma and Holtsville. Comment
  VVC637  Palafoxia arida var. gigantea P. J. MacKay, T. Thomas 1997-3-1 130 Imperial Algodones Dunes, Coachella Canal Rd, ca. 4 mi N of Hwy 8; 73 Comment
  CLARK-A1528-4787  Panicum urvilleanum John C. Roos 1949-4-7 4177 Imperial Comment
  POM202404  Panicum urvilleanum Marcus E. Jones 1932-4-11 s.n. Imperial West of Yuma Comment
  POM31659  Perityle emoryi Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  POM73355  Phacelia ambigua Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  SDSU7880  Pholisma sonorae Robt. Harwood 1965-5-9 Imperial About 20 miles E of Holtville, and dunes. Comment
  SD143745  Plantago ovata G. K. Helmkamp, E. A. Helmkamp 1998-3-18 2869 Imperial Between Highway I-8 and the All-American Canal across from the Brock Research Center; ca. 3.0 miles east of the junction of Highway CA-98 with I-8. 46 Comment
  SD143747  Plantago ovata G. K. Helmkamp, E. Helmkamp 1998-1-24 2572 Imperial Between Highway I-8 and the All American Canal across from the Brock Research Center (ca. 3.0 miles east of the jct of Highway CA-98 with Highway I-8). 46 Comment
  UCR100859  Plantago ovata George K. Helmkamp, E. A. Helmkamp 1998-3-18 2869 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the junction of Hwy Calif Hwy 98 with I-8) 46 Comment
  UCR103667  Plantago ovata George K. Helmkamp, E. Helmkamp 1998-1-24 2572 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the jct of Calif. Hwy 98 with Hwy I-8) 46 Comment
  POM47845  Plantago ovata var. fastigiata P. A. Munz 1924-2-23 7810 Imperial 25 miles E. of Holtsville. Comment
  POM68833  Plantago ovata var. fastigiata Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  A369192  Psorothamnus emoryi A. M. Alexander & L. Kellogg 1941-3-13 1932 Unknown sand dunes west of Yuma Comment
  CAS-BOT-BC353596  Psorothamnus emoryi Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma Comment
  CAS-BOT-BC353597  Psorothamnus emoryi Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma Comment
  CAS-BOT-BC353606  Psorothamnus emoryi Annie M. Alexander; Louise Kellogg 1941-3-13 1932 Imperial West of Yuma Comment
  GH369211  Psorothamnus emoryi A. M. Alexander & L. Kellogg 1941-3-13 1932 Unknown sand dunes west of Yuma Comment
  RSA630245  Psorothamnus emoryi R. S. Woglum 1938-12-7 2148 Imperial Sonoran Desert: Sand Hills west of Yuma (AZ). Comment
  VVC640  Psorothamnus emoryi P. J. MacKay, T. Thomas 1997-3-1 129 Imperial Algodones Dunes, Coachella Canal Rd, ca. 4 mi N of Hwy 8; 73 Comment
  POM28906  Psorothamnus schottii Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA643373  Solanum elaeagnifolium Jon P. Rebman, Adrienne Russell 1997-9-6 4195 Imperial Southeast of Brawley: at Cooper Road and Wiest. 10 Comment
  POM49771  Sphaeralcea emoryi Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  POM49772  Sphaeralcea emoryi Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  VVC638  Stephanomeria pauciflora P. J. MacKay, T. Thomas 1997-3-1 128 Imperial Algodones Dunes, Coachella Canal Rd, ca. 4 mi N of Hwy 8; 73 Comment
  POM86448  Stillingia spinulosa Marcus E. Jones 1906-4-25 s.n Imperial West of Yuma. Comment
  UCR72238  Stillingia spinulosa G. R. Ballmer 1992-5-26 92- 5 Imperial Sonoran (Colorado) Desert, 23 mi. east of Holtville near the Brock Research Center. c. 6.5 mi (airline) SSE of Glamis, and c. 3 mi. (airline) north of the Mexican border. Comment
  SDSU12258  Tamarix chinensis Jeremy Mass 2000-4-20 4 Imperial East on Interstate 8 to the Gordons Well exit. Located on the north side of the freeway in the flats. 7 Comment
  POM145279  Tiquilia palmeri M. French Gilman 1928-4-25 s.n. Imperial West of Yuma Comment
  POM145278  Tiquilia plicata M. French Gilman 1928-4-25 s.n. Imperial West of Yuma Comment
  POM196652  Tiquilia plicata Roxana S. Ferris 1928-4-19 7124 Imperial 3 miles from Grays Well on Holtville Road Comment
  POM73030  Tiquilia plicata Marcus E. Jones 1906-4-25 s.n. Imperial West of Yuma. Comment
  RSA199883  Tiquilia plicata Marcus E. Jones 1932-4-11 29200 Imperial West of Yuma Comment
  UC483569  Tiquilia plicata Marcus E. Jones, A. M. 1932-4-11 29200 Imperial dunes w. of Yuma Comment
  UCR100857  Tiquilia plicata George K. Helmkamp, E. A. Helmkamp 1998-3-18 2871 Imperial Sonoran (Colorado) Desert, between Hwy I-8 & the All-American Canal across from the Brock Research Center (c. 3 mi. east of the junction of Hwy Calif Hwy 98 with I-8) 46 Comment



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