|These are biennial or perennial onions, commonly known as green onions. The small whitish bulbs and pencil thick stems and leaves are all edible. Whitish bell shaped flowers are borne on a large umbel in the summer.
Allium is a bulbous plant with linear leaves and blooms in flowers with umbels on the top of a sturdy stem.
Several of the species have foliage which is unpleasant smelling. They will not release their small unless they are walked on.