1. Lichen with branched flattened partly erect thallus that grows in mountainous and Arctic regions; used as a medicine or food for humans and livestock; a source of glycerol
   - Iceland moss, Iceland lichen

Type of: lichen

Part of: Cetraria, genus Cetraria

Encyclopedia: Cetraria islandica

• apraxic
• Apresoline
• apricot
• apricot bar
• apricot sauce
• apricot tree
• April
• April 14
• April fool
• April Fools'
• April Fools' day
• apron
• apron string
• aproned
• apropos
• après-ski
• apse
• apsidal
• apsis
• Apsu
• apt
• Aptenodytes
• Aptenodytes forsteri
• Aptenodytes patagonica
• apteral