(Allium sphaerocephalon arvense)
Allium sphaerocephalon is a plant species in the Amaryllis family known as round-headed leek and also round-headed garlic,ball-head onion,and other variations on these names.Other names include Drumsticks,and in Germany,Kugellauch.Some publications use the alternate spelling A.sphaerocephalum.It is a hardy perennial plant.