| a large cactus, Ferocactus wislizenii, of the southwestern U.S. and Mexico, having hooked spines and red or yellow flowers. |
fishhook cactus
any hook-spined species of the family Cactaceae, especially small cacti of the genus Mammillaria but also including species from other genera, such as Sclerocactus and Ferocactus (see barrel cactus).
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