Description: These cacti are tall and narrow with angled stems and numerous spines.
Habitat and Distribution: They may be found in true deserts and other dry, open, sunny areas throughout the Caribbean region, Central America, and the western United States.
Edible Parts: The fruits are edible, but some may have a laxative effect.
Other Uses: The pulp of the cactus is a good source of water. Break open the stem and scoop out the pulp.
All text and images from the U.S. Army Field Manual 3-05.70: Survival.
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