Noun
An herb of the genus Pulmonaria (P. officinalis), of Europe; -- so called because the spotted appearance of the leaves resembles that of a diseased lung.
Any plant of the genus Mertensia (esp. M. Virginica and M. Sibirica) plants nearly related to Pulmonaria. The American lungwort is Mertensia Virginica, Virginia cowslip.
Source: Webster's dictionaryGardening 101: Lungwort - GardenistaAn icon we use to indicate a rightwards action. Source: Internet