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Photo © 1989 H. Tim Gladwin. Usage restrictions: Tim Gladwin is deceased, and inquiries for use of these photos should be made to the email address listed. (Contact the photographer.)
Photo metadata:
Original identification: Pediocactus simpsonii var. robustior
Current identification: Pediocactus nigrispinus
Photographer: H. Tim Gladwin
Date Photographed: April 22, 1989
Location: U.S.A., Washington: [Locality withheld]
Elevation: [not provided]
Coordinates: [not provided]
Phenology: Vegetative
Comments: Spines (w/ x-sect).
