tree lungwort

1 definition found

tree lungwort - Collaborative International Dictionary of English v.0.48 :

  Lungwort \Lung"wort`\, n. (Bot.)
     (a) An herb of the genus Pulmonaria (Pulmonaria   officinalis
         ), of Europe; -- so called because the
         spotted appearance of the leaves resembles that of a
         diseased lung.
     (b) Any plant of the genus Mertensia (esp. Mertensia   Virginica
          and Mertensia Sibirica), plants nearly
         related to Pulmonaria. The American lungwort is
         Mertensia Virginica, Virginia cowslip. --Gray.
         [1913 Webster]
  
     Cow's lungwort mullein.
  
     Sea lungwort, Mertensia maritima, found on the seacoast
        of Northern Europe and America.
  
     Tree lungwort, a lichen (Sticta pulmonacea) growing on
        trees and rocks. The thallus is lacunose, and in
        appearance somewhat resembles the lungs, for diseases of
        which it was once thought a remedy.
        [1913 Webster]