The Collaborative International Dictionary of English v.0.48:
Cannaceae \Cannaceae\ prop. n. A natural family of plants coextensive with the genus Canna. Syn: family Cannaceae. [WordNet 1.5]WordNet (r) 3.0 (2006):
Cannaceae n 1: coextensive with the genus Canna [syn: Cannaceae, family Cannaceae]