Westendorp, Herb. Crypt. Belg.
Westendorp, G.D. [1-250]
IndExs #959403156

Academy of Natural Sciences of Drexel University - Lichens
Catalog #: PH00794089
unknown #s.n.
Pycnothelia papillaria Dufour
Belgium, Les bruyeres des Flandres et de la Campine [The heaths of Flanders and the Campine]