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pitahaya, pitahaya cactus, Acanthocereus tetragonus, Acanthocereus pentagonus | cactus of the southwestern United States and northern Mexico having edible juicy fruit ❲Acanthocereus pentagonus, Acanthocereus tetragonus❳ | ||
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pitahaya | highly colored edible fruit of pitahaya cactus having bright red juice; often as large as a peach |