Template:Petersen, 1928

• Petersen, J.B. 1928. The aërial algae of Iceland. In: The botany of Iceland. Vol. II. Part II. (Rosenvinge, L.K. & Warming, E., eds), pp. 328–447. Copenhagen & London: Wheldon and Wesley.  
  • Find all Wikispecies pages which cite this reference.