Children (19 direct children, 24 direct and indirect children):
Oreocereus celsianus
(tree size 1)
Oreocereus leucotrichus
Oreocereus trollii
Oreocereus doelzianus
(tree size 3)
Oreocereus hempelianus
Oreocereus pseudofossulatus
Oreocereus ritteri
Oreocereus tacnaensis
Oreocereus varicolor
Oreocereus piscoensis
Oreocereus rettigii
Oreocereus australis
Oreocereus crassiniveus
Oreocereus maximus
Oreocereus neocelsianus
(tree size 1)
Oreocereus bruennowii
Oreocereus lanatus
Oreocereus fossulatus
Oreocereus hendriksenianus