- comfrey, cumfrey - perennial herbs of Europe and Iran; make rapidly growing groundcover for shaded areas
--1 is a kind of herb, herbaceous plant
--1 is a member of Symphytum, genus Symphytum
--1 has particulars: common comfrey, boneset, Symphytum officinale - comfrey, healing herb - leaves make a popular tisane; young leaves used in salads or cooked
--2 is a kind of herb
--2 is a part of common comfrey, boneset, Symphytum officinale