L 
CONTRIBUTIONS TO BRITISH LICHENOLOGY. 101 
A. dispersa, Duf. On young Oak, 
Croghane, Killarney (Carroll). Not 
to be confounded with.A. anasto- 
mosans, Ach.= depre rsen di- 
spersum, Mudd. 
A. epipasta, Ach.,* A. excipienda, 
Nyl. Se. 261. Tore penis in 
(Carroll). What y passes 
pe ior A. i a is merely a 
astroidea, Ach. 
Maia nieder Nyl. in 
Flora, 1865, p. 355. On the bark 
sembling those of Lecidea discifor- 
mis or myriocarpa. No para- 
physes. 
Mycoporum sparsellum, Nyl. Coll. 
Lind.62. On Holly, Cromaglown, 
eg 1867, with Calieium diploel- 
um 
Verrucaria léptospors; Nyl. in Flora, 
864, p. 487. On Holly, Dinish, 
Sept. 1867 (Carroll). A fine spe- 
cies, originally found by Welwitsch 
in Portugal. 
Ls pyrenuloides, Mut., var. Hiber- 
ternal appearance, but the thallus 
is much thicker, destitute of pel- 
lucid dots, and the apothecia are 
more or less clustered. Thallus 
continuous (not oceurring in round 
patches), as if the entire stem were 
envelope 
£g 
E. 
3 
[i] 
© 
2 0 
— 
p 
B 
et 
pyrenuloides (Mut.) occurs in S. 
America, Java, etc., and (as well as 
Opegrapha diplasiospora and My- 
coporum spars rsellum) was collected 
in New Granada by Lindig. It is 
lly close investigation of 
the Killarney district. 
V. conformis, Nyl. in Flora, 1864, 
p. 357. 
On Arbutus, Upper Lake, 
Killarney (Carroll). Perhaps a 
os be called West European 
Fond haplotellus, Nyl., n. s. 
iti 
num 
1-septate, exceedingly mi 
nute 
Thelopsis rubella, Nyl. On Holly, 
arney, Sept. 1867 
? 
(Carroll). 
ON THE PRESENT USE OF LICHENS AS DYE-STUFFS. 
By W. Lauper LrxpsaY, M.D., F.R.S. Edin., F.L.S. 
(Read before the British Association, 1867.) 
Some years ago, when the Aniline colours were introduced as dyes, 
Technologists predicted with confid 
ence the rapid disuse of bibis 
