Mitrephora diversifolia is a species of flowering plant in the family Annonaceae and is native to Queensland, Ambon Island and New Guinea. It is a tree with egg-shaped leaves, the flowers with cream-coloured and mauve-pink petals, 70 to 85 stamens and 10 to 14 carpels. The fruit is egg-shaped containing up to 8 seeds.
Mitrephora diversifolia is a tree that typically grows to a height of up to . Its leaves are egg-shaped, long, wide on a petiole long and have 9 to 11 pairs of secondary veins. The flowers are arranged singly in leaf axils on a peduncle up to long, the pedicel long. The sepals are long and densely hairy. Its outer petals cream-coloured, egg-shaped with the narower end towards the base, long and wide. The inner petals are long and wide, with a mauve-pink, hairy, spade-shaped or arrow-shaped blade. There are 70 to 85 stamens and 10 to 14 carpels each containing 10 ovules. Flowering mostly occurs between October and March, and fruit is egg-shaped, long and wide, containing up to 8 seeds.[1]
This species was first described in 1841 by Johan Baptist Spanoghe who gave it the name Unona ? diversifolia in the journal Linnaea.[2] [3] In 1858, Friedrich Anton Wilhelm Miquel transferred the species to the genus Mitrephora as M. diversifolia. The specific epithet (diversifolia) means "unlike-" or "different-leaved".[4]
Mitrephora diversifolia grows in vine forest from the tip of Cape York Peninsula to the McIlwraith Range and on Ambon Island in Indonesia, and possibly also in New Guinea.