Horsetail milkweed Photo by Robert Behrstock

Horsetail milkweed Photo by Robert Behrstock

Horsetail milkweed

Asclepias subverticillata

Unknown

©R.A. Behrstock/Naturewide Images

http://www.naturewideimages.com/

Location: United States > Arizona > Cochise
Date: Jun 10, 2017
Caption: In butterfly garden, 5,020 ft. elev., SE Huachuca Mts., oak-grassland interface.

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