Children (29 direct children, 30 direct and indirect children):
Acanthocereus tetragonus
(tree size 1)
Triangle cactus
Acanthocereus baxaniensis
Acanthocereus colombianus
Acanthocereus horridus
Acanthocereus occidentalis
Acanthocereus subinermis
Acanthocereus brasiliensis
Acanthocereus albicaulis
Acanthocereus sicariguensis
Acanthocereus chiapensis
Acanthocereus castellae
Acanthocereus pentagonus
Acanthocereus floridanus
Acanthocereus pitajaya
Acanthocereus canoensis
Acanthocereus haackeanus
Acanthocereus hesperius
Acanthocereus cuixmalensis
Acanthocereus fosterianus
Acanthocereus hirschtianus
Acanthocereus macdougallii
Acanthocereus rosei
Acanthocereus tepalcatepecanus
Acanthocereus oaxacensis
Acanthocereus paradoxus
Acanthocereus horribarbis
Acanthocereus princeps
Acanthocereus thalassinus
Acanthocereus maculatus