Children (13 direct children, 13 direct and indirect children):
Grandiphyllum divaricatum
Oncidium divaricatum
Grandiphyllum pohlianum
Grandiphyllum auricula
Oncidium auricula
Grandiphyllum edwallii
Grandiphyllum schunkeanum
Grandiphyllum micranthum
Grandiphyllum hians
Grandiphyllum ilhagrandense
Grandiphyllum aberrans
Grandiphyllum kraenzlinianum
Grandiphyllum pulvinatum
Grandiphyllum robustissimum
Grandiphyllum sphegiferum