sexfid

from The Collaborative International Dictionary of English v.0.48

Sexfid \Sex"fid\, Sexifid \Sex"i*fid\, a. [Sex- + root of L.
   findere to split: cf. F. sexfide.] (Bot.)
   Six-cleft; as, a sexfid calyx or nectary.
   [1913 Webster]