Allocasuarina duncanii
Allocasuarina duncanii L.A.S.Johnson & D.I.Morris

Allocasuarina duncanii is a flowering plant species in the family Casuarinaceae, native to Tasmania. It is a small dioecious tree with branchlets up to 200 mm long and leaves reduced to scales in whorls of seven to nine. The species was described by L.A.S. Johnson and D.I. Morris in 1994.
Description
This species is known by the common names Duncan's sheoak and conical sheoak. It produces fruiting cones 15–60 mm long that contain winged seeds (samaras) measuring 6–10 mm in length. Allocasuarina duncanii is endemic to Tasmania and is part of the Allocasuarina genus.
Distribution
Tasmania