ptyxis (uncountable)
(botany) The way in which an individual leaf is folded in the bud.
The arrangement of several leaves is called vernation or prefoliation.
Source: Wiktionary
Ptyx"is, n. Etym: [NL., fr. Gr. (Bot.)
Definition: The way in which a leaf is sometimes folded in the bud.
Source: Webster’s Unabridged Dictionary 1913 Edition
14 June 2025
(noun) a member of a learned society; “he was elected a fellow of the American Physiological Association”
Decaffeinated coffee is not caffeine-free. Studies from the National Institute of Health (US) have shown that virtually all decaf coffee types contain caffeine. A 236-ml (8-oz) cup of decaf coffee contains up to 7 mg of caffeine, whereas a regular cup provided 70-140 mg.
