amphicarpic

from The Collaborative International Dictionary of English v.0.48

Amphicarpic \Am`phi*car"pic\, Amphicarpous \Am`phi*car"pous\, a.
   [Gr. 'amfi` + karpo`s fruit.] (Bot.)
   Producing fruit of two kinds, either as to form or time of
   ripening.
   [1913 Webster]