99 BOTANICAL NEWS. 
frequently — that a most promising Roccella even proves worthless, and 
is, as such, east asi 5. Colour-reaction, though interesting in itself in con- 
nection with the iind subject of lichen colorific or colouring matters, affords 
d that can be depended on, either (a) to the systematist in defining pier 
or or (à) to the dye manufacturer in determining the ‘value of his “ ry eed.” 
II. Notice of a Journey from Deyrah Dhoon to Jumnotri. Part By Mr. 
William Bell III. Remarks on some Deep-Sea Dredgings 
B : 
examined by Professor Dickie. He found that in the matter from 2000 fathoms 
there were two Diatoms, one identical with Coscinodiscus minor, and the other 
say. Among the Mc he found several species of Polycystida. Special 
of the dredgings were shown under the microscope. IV. Notice of the Occur- 
rence of Amblystegium confervoides, any and yom tale in Westmoreland, by 
Mr. J. M. Barnes. Communicated by Mr. P. N. Fraser. Mr. Barnes gathered 
this moss in 1867, in considerable ine on nk stones in damp wood 
near Levens. He has gathered it in many different places since. It always 
occurs on limestone, and is apt to be overlooked for a small form of A. serpens. 
Specimens were exhibited and presented by Mr. Barnes to the herbarium. V. 
Report on the Open Air — at the Royal Botanie Garden. By Mr. 
M‘Nab. VI. Miscellaneous Communications. 1. Aster salignus,—A note 
was read from Miss Beever, recog ‘the occurrence of Aster salignus on the 
shore of Derwentwater, where it was collected by Miss Edmonds, in 1868, in 
flower, This m es occurs near Cambri idge, and in eae places on the 
banks of the Tay, between Dalguise and Segzieden. ne locality below 
Perth, Dr. White POR that it is associated so is agli plants, 
such as Linaria na » Petasit tes alba, Sanguisorba Canadensis, Mimulus 
luteus, Crocus vernus, an "i Narcissus Pseudo-narcissus, which are all more or 
less common, and well established along the banks of the river. In France, 
Aster Novi- Belgi seems to hold the same place as A. salignus does in Britain— 
that of an exotic plant, well established on the banks of several rivers, as near 
Strasbourg, Laugre, and Lyons. 2. Rare British Mosses.—A note was read 
from Mr. James Hardy, Old Cambus, oo specimens of Dicranum elon- 
gatum, which he collected near the summit of Hedgehope, Northumberland, 
in July last; and recording the occurrence of Dieranodontium aristatum, in 
ab Rae eM where it was first gathered by Mr. Jerdon in 1864, and Grim- 
mia contorta, on the Cheviots, collected by himself in May, 1868. Mr. Hardy 
is pe present engaged in drawing up a list of the Berviieksbire Mosses, which 
will shortly be published, 
