Dyeing Properties of Lichens. 
Roccella tinctoria. 
F om Cape De Verde 
Islands. 
the Canaries, &c. Perthshire. 
a 
fearly unchanged 
rownish-red 
urplish-red 
eep claret 
sep sherry 
na tered 
sarly unchanged 
naltered 
arly unaltered 
altered 
lourless 
ny: 
. 
: eee 
7 
eon 
ourless 
les rly unaltered Palest sherry 
Light orange-red 
Purple-red 
Light claret 
Deep claret 
Unaltered 
see 
i lonvdas 
Oolourless 
Pale sherry colour 
Purplish-red 
Deep red 
Unchanged 
Unaltered 
Dark claret 
Unaltered 
Dirty brownish-red 
Nearly unchanged 
Colourless 
Deep claret 
Colourless 
Very pale sherry 
237 
Roccella fuciformis from| Lecanora tartarea from|Parmelia parietina from] — 
Grange, Edinburgh. 
Unchanged 
Colourless 
Nearly colourless 
Pale straw-colour 
Dirty straw-colour 
Dirty lt. greenish-yel. 
Unchanged 
Dirty brownish-red 
Colourless 
