macrozamia

from The Century Dictionary.

• noun A genus of gymnosperms belonging to the natural order Cycadaceæ, the tribe Encephalarteæ, and the sub-tribe Euencephalarteæ, characterized by the female cones having hard peltate scales, usually produced into an erect acuminate blade.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun any treelike cycad of the genus Macrozamia having erect trunks and pinnate leaves and large cones with sometimes edible nuts; Australia