Cal"la (kăl"l&adot;), n. [Linnæus derived Calla fr. Gr. &?;&?;&?;&?;&?;&?;&?; a cock's wattles but cf. L. calla, calsa, name of an unknown plant, and Gr. kalo`s beautiful.] (Bot.) A genus of plants, of the order Araceæ.

&fist; 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.

• A genus of plants, of the order Araceae.