The Collaborative International Dictionary of English v.0.48:

Drimys \Dri"mys\ (dr[imac]"m[i^]s), n. [NL., fr. Gr. drimy`s
   sharp, acrid.] (Bot.)
   A genus of magnoliaceous trees. Drimys aromatica furnishes
   Winter's bark.
   [1913 Webster]