n. A European boraginaceous plant, Pulmonaria officinalis.n. An American plant, Mertensia Virginica, of the same family, at first referred to Pulmonaria. M. maritima is the sea-lungwort.n. A lichen, Sticta pulmonaria, somewhat resembling in shape a human lung, and formerly regarded as a lung-remedy: same as hazel-crottles.n. The toothwort, Lathræa squamaria, a reputed remedy for diseases of the lungs.