Opuntia polyacantha var. hystricina (Engelm. & J.M.Bigelow) B.D.Parfitt
Cactaceae
Bruce D. Parfitt, 1991
Duplicate determined at ASU.
Bruce D. Parfitt
3105
1983-05-25
Marc A. Baker
USA, Arizona, Navajo County, 9.1 miles north of Third Street of Snowflake; along Woodruff Road; 200m south of powerline and 0.2 miles north of cattleguard and fence