The Collaborative International Dictionary of English v.0.48:

Discifloral \Dis`ci*flo"ral\, Disciflorous \Dis`ci*flo"rous\, a.
   [See Disk, and Floral.] (Bot.)
   Bearing the stamens on a discoid outgrowth of the receptacle;
   -- said of a subclass of plants. Cf. Calycifloral.
   [1913 Webster]