Acanthocereus (triangle cactus) (1)
Aporocactus (1)
Ariocarpus (livingrock) (1)
Astrophytum (astrophytum) (1)
Bergerocactus (snakecactus) (1)
Brachycereus (1)
Brasiliopuntia (1)
Carnegiea (saguaro) (1)
Cereus (sweetpotato cactus) (1)
Cochemiea (5)
Consolea (1)
Coryphantha (beehive cactus) (6)
Cylindropuntia (7)
Echinocactus (echinocactus) (3)
Echinocereus (hedgehog cactus) (18)
Epiphyllum (climbing cactus) (2)
Epithelantha (pingpong-ball cactus) (1)
Eriosyce (1)
Ferocactus (barrel cactus) (5)
Harrisia (applecactus) (6)
Leptocereus (leptocereus) (2)
Lophophora (lophophora) (1)
Mammillaria (globe cactus) (7)
Melocactus (melocactus) (1)
Opuntia (pricklypear) (32)
Pachycereus (pachycereus) (1)
Pediocactus (pincushion cactus) (6)
Pelecyphora (5)
Peniocereus (peniocereus) (2)
Pereskia (pereskia) (2)
Pilosocereus (tree cactus) (1)
Schlumbergera (Christmas cactus) (1)
Sclerocactus (fishhook cactus) (15)
Selenicereus (moonlight cactus) (6)
Stenocereus (stenocereus) (2)
Thelocactus (thelocactus) (2)

(...) = Species count