Western Whorled Milkweed      Asclepias subverticillata (Gray) Vail
Photographs by Dr. Michael Pfeiffer
Sign Toxic to humans & livestock; weedy to invasive.
Infestation
click for a larger image 		Plants
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Flowering Plant
click for a larger image 		Foliage and Fruit
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Foliage and Latex
click for a larger image 		Flowers
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Seeding
click for a larger image 		Seed
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Perennial