ptyxis
Definition from Wiktionary, the free dictionary
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[edit] English
[edit] Etymology
From New Latin ptyxis, from Ancient Greek πτύξις (ptuksis, “a folding”)
[edit] Noun
ptyxis (uncountable)
- (botany) The way in which an individual leaf is folded in the bud.
[edit] Usage notes
- The arrangement of several leaves is called vernation or prefoliation