LICHENES 
 E1AB0RAVIT 
 H.  C.  TAPT  HALL. 
 » Ut  in  proximis  familiis  nova  genera  et  species  
 » qnotannis  emergunt,  in  Lichenologia  prisca  
 » magis  submergunt.  Illae  magis  in  crescendo  
 » et  multiplicand©,  haec  in  maturando  et con-  
 » trahendo  occupata  est.” 
 Fries  ,  Lichenographia  europaea  
 reformata,  p.  Till. 
 .m'wvvii'wvvwwvvw 
 KORSTMOSSEN, 
 BEWERKT  DOOR 
 H.  C.  v A PT  H i t  I .