Dictionary entry

Perigynium

Webster's Dictionary 1913

‖Per′i‐gyn″i‐um (?), n.; pl.Perigynia (#). [NL. See Perigynous.] (Bot.) Some unusual appendage about the pistil, as the bottle-shaped body in the sedges, and the bristles or scales in some other genera of the Sedge family, or Cyperaceæ.