"Each has two (sometimes three or more) thin flat ..., at the base of each of which is a swollen part, lined with hairs and containing a single seed. The seed is covered by a thin brown testa. If you scrape away the testa you will find the inside, consisting, as in the , of a , two s, and a very minute plumule. The cotyledons are green and long and narrow, and are coiled into a sort of ball ...; they too contain a store of food."