Source : Webster's Revised Unabridged Dictionary (1913)

Acrocarpous \Ac`ro*car"pous\, a. [Gr. ? extreme, highest + ?
   fruit.] (Bot.)
   (a) Having a terminal fructification; having the fruit at the
       end of the stalk.
   (b) Having the fruit stalks at the end of a leafy stem, as in
       certain mosses.

Source : WordNet®

acrocarpous
     adj : (of mosses) having the archegonia at the top of the stem
           [ant: {pleurocarpous}]