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

Trifarious \Tri*fa"ri*ous\, a. [L. trifarius of three sorts or
   ways, threefold; cf. Gr. ?. Cf. {Bifarious}.] (Bot.)
   Facing three ways; arranged in three vertical ranks, as the
   leaves of veratrum.