Bulbs, Corms, Tubers, and Rhizomes – Cultivate to Plate
Corm - Wikipedia
Making sense of bulbs, corms, tubers, tuberous roots, and rhizomes
Difference Between Corms, Bulbs, Tubers, and Rhizomes
The bulb book; or, Bulbous and tuberous plants for the open air, stove, and greenhouse, containing particulars as to descriptions, culture, propagation, etc., of plants from all parts of the world