amentaceous

[am-uh n-tey-shuh s]

adjective Botany.

Origin of amentaceous

First recorded in 1730–40; ament¹ + -aceous

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Instances of this kind may be met with in willows, hazels, alders, and other amentaceous plants.
Vegetable Teratology
Maxwell T. Masters