vernation Meaning, Definition & Usage

  1. noun (botany) the arrangement of young leaves in a leaf bud before it opens

WordNet

Ver*na"tion noun
Etymology
F. vernation: cf. L. vernatio the sloughing of the skin of snakes.
Definitions
  1. (Bot.) The arrangement of the leaves within the leaf bud, as regards their folding, coiling, rolling, etc.; prefoliation.

Webster 1913