Definitions for: Amentaceous

[adj] (of plants) bearing or characterized by aments or catkins

Webster (1913) Definition: Am`en*ta"ceous, a. [LL. amentaceus.] (Bot.)
(a) Resembling, or consisting of, an ament or aments; as, the
chestnut has an amentaceous inflorescence.
(b) Bearing aments; having flowers arranged in aments; as,
amentaceous plants.

Synonyms: amentiferous, productive