Ph[ae]o*spor"ic

from The Collaborative International Dictionary of English v.0.48

Phaeospore \Ph[ae]"o*spore\, n. [Gr. faio`s dusky + E. spore.]
   (Bot.)
   A brownish zoospore, characteristic of an order
   ({Ph[ae]ospore[ae]}) of dark green or olive-colored alg[ae].
   -- {Ph[ae]`o*spor"ic}, a.
   [1913 Webster]