Identify the following diagram and write important features

Identify the following diagram and write important features.
identify-the-following-diagram-and-write-important-features-6

It is a corm. It is a condensed, fleshy, solid and vertically growing stock with large apical buds. The shape of corm is spherical, flattened on top and bottom. It has number of circular nodes with scales alld one or more axillary buds, e.g., Colocasia, Amorphophallus, Aladiolus, etc.