CASUARINA
casuarina
(noun) any of various trees and shrubs of the genus Casuarina having jointed stems and whorls of scalelike leaves; some yield heavy hardwood
Source: WordNet® 3.1
Etymology
Noun
casuarina (plural casuarinas)
Any of several trees, of the genus Casuarina, that have segmented stems; especially the ironwood and beefwood
Source: Wiktionary
Cas`u*a*ri"na, n. Etym: [NL., supposed to be named from the
resemblance of the twigs to the feathers of the cassowary, of the
genus Casuarius.] (Bot.)
Definition: A genus of leafles trees or shrubs, with drooping branchlets of
a rushlike appearance, mostly natives of Australia. Some of them are
large, producing hard and heavy timber of excellent quality, called
beefwood from its color.
Source: Webster’s Unabridged Dictionary 1913 Edition