synoecious

from WordNet (r) 3.0 (2006)

synoecious
    adj 1: having male and female reproductive organs mixed in the
           same gametoecium [syn: {synoicous}, {synoecious}]

from The Collaborative International Dictionary of English v.0.48

Synoecious \Syn*oe"cious\, a. [Pref. syn- + Gr. ? house.] (Bot.)
   Having stamens and pistil in the same head, or, in mosses,
   having antheridia and archegonia on the same receptacle.
   [1913 Webster]