Bibliotheca Botanica Heft 45. 
Tafel 28. 
Verlag vmi Krwiii KHiielp in Sliillr;i,r!. 
O. y. liarliisHllf fihol. 
Fig. 121. Dendrographa leucophaea (Tuck.) Darbish, 
Fig. 122. Roccellaria intricata (Mtg.) Darbish. 
