Definition of lungworts:
(n) :
Any of various European plants, of the genus Pulmonaria (family Boraginaceae), that were once used to treat respiratory disorders.
(n) :
Any of several other, not closely related plants, used to treat respiratory disorders
(n) :
Mertensia virginica (American lungwort, lungwort oysterleaf, smooth lungwort, tree lungwort)
(n) :
Mertensia maritima (sea lungwort)
(n) :
Lobaria pulmonaria, syn. Stichta pulmonacea, (in family Lobariaceae, lungwort lichen, lung lichen, tree lungwort)
(n) :
Hieracium murorum (in family Asteraceae, French lungwort or golden lungwort)