Children (13 direct children, 621 direct and indirect children):
Zamiaceae
(tree size 98)
Stangeriaceae
(tree size 1)
Bjuvia
Cycadaceae
(tree size 508)
Cycads
Cycadineae
Zamiineae
Beaniaceae
Nilsoniaceae
Dirhopalostachyaceae
Crossozamiaceae
Eucommiidites
Ctenis
(tree size 1)
Microcycadaceae