Dictionary
cal•la
Pronunciation: (kal'u), [key]—
n.
1. Also called
cal'la lil"y, arum lily. any of several plants belonging to the genus
Zantedeschia, of the arum family, esp.
Z. aethiopica, having arrow-shaped leaves and a large white spathe enclosing a yellow spike.
2. a related plant,
Calla palustris, of cold marshes of Europe and North America, having heart-shaped leaves.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.