Opuntia cacanapa stigma. The leaves are notable because they recurve strongly. 'Ellisiana' is a special selection of "O. cacanapa" that has no spines and no glochids. Thus, it is smooth to the touch. It is moderately cold hardy and is used in cactus gardens as far north as northern Virginia. Opuntia cacanapa Opuntia cacanapa is a cactus in the "Opuntia" genus. In the United States it is found on the South Texas Plains in Brewster County and adjacent counties to the southeast. It also occurs in nearby Mexico. The plants are variable in size, but can form shrubby trees from 1 to
Opuntia dulcis common in trans-Pecos Texas, New Mexico, and Arizona. It has been observed in the mountains of southern Nevada.. Opuntia dulcis Opuntia dulcis has been described as a variety of, and is confused with, "O. phaeacantha". However, "O. dulcis" is a larger plant with ascending branches, to 2 ft (exceptionally 4 ft). While it is a larger plant, immature specimens of O. dulcis may overlap in size with O. phaeacantha. "Opuntia dulcis" resembles "O. engelmannii" in some ways but does not become as erect or large as that species. Also, the spines of "O. dulcis" are finer than those of "O.