Calla \Cal"la\, n. [Linn[ae]us derived Calla fr. Gr. ??????? a cock's wattes but cf. L. calla, calsa, name of an unknown plant, and Gr. ????? beautiful.]

(Bot.) A genus of plants, of the order Arace[ae].

Note: The common Calla of cultivation is Richardia Africana, belonging to another genus of the same order. Its large spathe is pure white, surrounding a fleshy spike, which is covered with minute apetalous flowers.

Source: Webster's Revised Unabridged Dictionary (1913)