Ancistrocactus uncinatus subsp. wrightii (Engelm.) Doweld in Cactus & Co. 5: 86. 2001
Ancistrocactus uncinatus subsp. wrightii in Cactus & Co. 5: 86. 2001
is new combination for Echinocactus uncinatus var. wrightii in Proc. Amer. Acad. Arts 3: 272. 1856