Webster's Revised Unabridged Dictionary · 1913

Calla

Calla (kal"lȧ) , noun

[Linnaus derived Calla from Greek {not transcribed} a cock's wattles but compare Latin calla, calsa, name of an unknown plant, and Greek kalo`s beautiful.]

(Botany) A genus of plants, of the order Aracea.

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.