discifloral

from The Century Dictionary.

• In bot., having flowers in which the receptacle is expanded into a conspicuous disk surrounding the ovary, and usually distinct from the calyx: applied to a large series of polypetalous orders, including the Rutaceæ, Rhamnaceæ, Sapindaceœ, etc.

from the GNU version of the Collaborative International Dictionary of English.

• adjective (Bot.) Bearing the stamens on a discoid outgrowth of the receptacle; -- said of a subclass of plants. Cf. calycifloral.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective botany Bearing the stamens on a discoid outgrowth of the receptacle.