Source : Webster's Revised Unabridged Dictionary (1913)

Thalamifloral \Thal`a*mi*flo"ral\, Thalamiflorous
\Thal`a*mi*flo"rous\, a. [See {Thalamus}, and {Floral}.] (Bot.)
   Bearing the stamens directly on the receptacle; -- said of a
   subclass of polypetalous dicotyledonous plants in the system
   of De Candolle.