FLORA OF FORFARSHIRE. 
281 
On trees common, the segments of the fronds very variable 
m breadth and the amount of their farinaceous covering. 
The ft. is found sparingly in Deerhill and Baldovan Woods. 
Evernia, Ach. Evernia. 
Br. Sp. and v> 2. F. 1. 
E. prunastri, Ach. Ragged hoary Evernia. TI. 224. 
Woods and pales abundant. The ft. is frequent in the 
Deerhill and other woods on the Sidlaws. 
Ramalina, Ach. Ramalina. 
Br. Sp. 6. F. 4. 
R. fraxinea, Ach. Ash Ramalina. H. 225. 
Trees plentiful, and exceedingly variable in the size and 
ramification of its fronds. 
R. fastigiata, Ach. Fastigiate Ramalina. H. 225. 
Woods common. 
R. scopulorum, Ach. Rock Ramalina. H. 225. 
Rocks on the banks of the Tay, frequent. Lundie Craigs ; 
and Turin Hill. “ Druidical monuments at Clova,” Mr A. 
Croall. 
H.farinacea, Ach. Narrow meally Ramalina. H. 225. 
Walls, rocks, and trees frequent. Ft. Deerhill Wood, 
rare. 
TTsnea, Ach. Usnea. 
Br. Sp. and v. 5. F. 2. 
V.Jforida, Ach. Flowery Usnea. H. 226. 
Trees common, ft. not so. With apothecia occasionally 
in Deerhill Wood. Kinnoul Wood, Mr A. Croall. Kin- 
naird, Mr J. Laing. 
U. barbata, Ach. Jointed Usnea. H. 226. 
Deerhill and other woods plentiful, but rare in ft. 
