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Webster 1913 Edition
Ptyxis
‖
Ptyx′is
,Noun.
[NL., fr. Gr.
πτύξισ
a folding.] (Bot.)
The way in which a leaf is sometimes folded in the bud.
Definition 2024
ptyxis
ptyxis
English
Noun
ptyxis (uncountable)
- (botany) The way in which an individual leaf is folded in the bud.
Usage notes
The arrangement of several leaves is called vernation or prefoliation.