title: Xanthoparmelia angustiphylla
text: # Xanthoparmelia angustiphylla
  
  Xanthoparmelia angustiphylla is a foliose lichen that belongs to the genus Xanthoparmelia.
  
  ## Description
  
  Xanthoparmelia angustiphylla grows to around 5–10 cm in diameter with regular to irregular rosettes that become more irregular over time. The upper surface is yellow-green and the lower surface is black with simple rhizines that are approximately 0.2–0.8 mm long.
  
  ## Habitat and range
  
  Xanthoparmelia angustiphylla is found mostly in North America, with limited observations in Australia and Europe.
  
  ## Chemistry
  
  Xanthoparmelia angustiphylla is known to contain menegazziaic acid and usnic acid.
  
  