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Specimen number SDSU18386
Determination Helianthus niveus subsp. tephrodes
More information: Jepson Online Interchange
Collector, number, date C. Matt Guilliams, Jeff Marshall, 633, 2008-4-23
Verbatim date 04/23/2008
County Imperial
Locality Eastern edge of the Algodones Dunes. North of Interstate 8 and All-American Canal ca 0.5km. Northeast of Gray's Well Road exit ca. 1.5km. Access to area from Ogilby Road.
Elevation 78 m
HabitatActive, high dunes. Atypically sparse dune vegetation in this area, likely due to prevalence of OHV usage in the area. Abundant evidence of crushed shrubs and scattered stem segments throughout. Remaining shrubs mostly Eriogonum deserticola. Annuals largely absent.
Coordinates 32.74972 -114.88389 BerkeleyMapper [or without layers, here]
Datumnot recorded
Coordinate sourcenot recorded
Voucher information
macromorphologyMultiple, unbranched stems arising from under sand.
verbatim elevation78 m
Annotations and/or
curatorial actions
1: Helianthus niveus subsp. tephrodes, C. Matt Guilliams, 04/25/2008

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  4. collector=Guilliams; taxon=Helianthus niveus subsp. tephrodes
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  7. date=04/23/2008; collector=Guilliams
  8. date=04/23/2008; county=Imperial
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