70 transactions of the 



11th August, 1874. 



Mr. Eichard M'Kay, Vice-President, in the chair. 



specimens exhibited. 

 By Mr. F. G. Binnie. — Hydroptila tineoides from the south 

 bank of the Clyde above Cambuslang. 



EXCURSION. 



Troon. — Nothing of unusual interest was found. Mr. Richard 

 M'Kay observed Foa rigida, and Mr, Alexander Watt noticed 

 Lepidium Draba, both seemingly well established, although there 

 is little doubt they are introduced. 



25th August, 1874. 

 Mr. Richard M'Kay, Vice-President, in the chair. 



specimens EXHIBITED. 



By Mr. John Ben wick. — Inula dysenterica from Whitiag Bay, 

 Arran. 



By Mr. George Horn. — Epilohium roseum from a rubbish heap. 

 Great "Western Road; Primula Scotica and Oxytropis Uralensis 

 from Orkney ; Carex tereiiuscula, var. Uhrhartiana from Both well 

 woods ; Carex Icevigata from Innellan. 



EXCURSIONS. 



Roseneath. — Mr. Richard M'Kay gave an account of this ex- 

 cursion. No rare plants or animals were found. The large silver- 

 fir trees in the Duke of Argyll's grounds were measured. The 

 eastermost was found to be 21 feet 8 inches in circumference, and 

 the westermost, 21 feet 10 inches. 



Ben Lawers. — Dr. James Stirton gave an account of this ex- 

 cursion. He had found there five lichens new to Britain : — 

 Lecidea scutulata, Stirton, from Ben Lawers ; L. lyperiza, Stirton, 

 from Killin ; Verrucaria peltophora, Stirton, from Ben Lawers ; 

 V. Colleta, Stirton, and Lecidea alpieola, Schaer, also from Ben 

 Lawers. He mentioned that he had found lichens growing on the 

 decayed stumps of the elder near Grantown, a situation in which 

 they had never been found before, and in this case they seemed to 

 occupy the place of the fungi. There was considerable difference 

 this year in the abundance of some of the rarer plants on Ben 



