Wordnet 3.0
NOUN (1)
1.
any of several low-growing Australian eucalypts;
The Collaborative International Dictionary of English v.0.48:
mallee \mal"lee\, n. [Native name.]
1. (Bot.) A dwarf Australian eucalypt with a number of thin
stems springing from a thickened stock. The most common
species are Eucalyptus dumosa and Eucalyptus Gracilis.
[Webster 1913 Suppl.]
2. Scrub or thicket formed by the mallee. [Australia]
[Webster 1913 Suppl.]
WordNet (r) 3.0 (2006):
mallee
n 1: any of several low-growing Australian eucalypts