Propagation is by the formation of new corms from the parent corm, and by seeds.
The young corm, at first about the diameter of the flower-stalk, grows continuously, till in the following July it attains the size of a small apricot.
k', Younger corm produced from k.
Young corm produced from k', in autumn, which in succeeding autumn will produce flowers.
At the beginning of the new season of growth, new flowerand leaf-bearing shoots are developed from the corm at the expense of the food-stuff stored within it.