资料来源 : Webster's Revised Unabridged Dictionary (1913)

Monophyllous \Mo*noph"yl*lous\, a. [Gr. ?; mo`nos alone + ?
   leaf: cf. F. monophylle.] (Bot.)
   One-leaved; composed of a single leaf; as, a monophyllous
   involucre or calyx.