Opuntia monacantha subsp. arechavaletae (Speg.) Guiggi in Cactology 5 (Suppl. V): 1. 2017
Opuntia monacantha subsp. arechavaletae in Cactology 5 (Suppl. V): 1. 2017
is new combination for Opuntia arechavaletae in Anales Mus. Nac. Buenos Aires, ser. 3, 4: 520. 1905