UNIVERSITY OF ARIZONA HERBARIUM
BOTANICAL ILLUSTRATION COLLECTION
-- WORKS BY LUCRETIA BREAZEALE HAMILTON --

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Exhibit Item 47

Wilcoxia albiflora drawing of stem Wilcoxia albiflora drawing of stem and roots Wilcoxia albiflora drawing of fruit and seeds

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Echinocereus leucanthus
Current classification: Wilcoxia albiflora

Illustrator: Lucretia B. Hamilton
Pen and Ink

From the Richard Felger Collection at the
University of Arizona Herbarium


Top:  Arching stem with buds and flowers, enlargements of areola spine cluster, single spine, flower, vertical section of flower

Center: Lower section of stem and roots

Bottom: Enlargements of seed, cross-section of fruit, fruit

Echinocereus leucanthus is a rare, unique, cryptic cactus that can be difficult to find. It is known only from a few costal localities in southern Sonora and northwestern Sinaloa. Much of the potential habitat has been converted into agriculture or severely altered by woodcutting.