Source : Webster's Revised Unabridged Dictionary (1913)

Staminodium \Stam`i*no"di*um\, n.; pl. {Staminodia}. [NL. See
   {Stamen}, and -{oid}.] (Bot.)
   An abortive stamen, or any organ modified from an abortive
   stamen.

Source : WordNet®

staminodia
     See {staminodium}