Opuntia polyacantha Haw.
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Cactaceae
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Scientific Name
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Description
Species Description - A similar western sp. with 6–10 spines per areole and dry frs, has been reported e. to Wis. and Mo.