250 proceedings of the 



13th June, 1882. 



Mr. W. J. Milligan, V.-P., in the Chair. 



Mr. R. M'Kay reported that an excursion had been made, jointly 

 with the Geological Society, on the 3rd inst., to Benbowie, near 

 Helensburgh. About the base of Benbowie Hill Trollius europaeus 

 was observed to be abundant and in full flower, and several species 

 of Carex were gathered. Asplenium viride was found near the top 

 of the hill, Valeriana pyrenaica by the roadside, and the moss 

 Fortinalis antipyretica (in a fruiting state) in some pools. 



Mr. D. A. Boyd exhibited specimens of Trifolium striatum from 

 West Kilbride; Mr. C. Sherry, a fossil ammonite found in the 

 soil of the Royal Botanic Gardens ; Mr. P. Ewing, the rare moss 

 Ortliothetium rufeseens from Tyndrum. and Helleborus viridis from 

 Newmilns; Mr. Noble, a series of rock-specimens collected by him 

 on the Malvern Hills ; and Mr. Gregorson, a very beautiful patch 

 of Marchantia polymorpha covered with male receptacles. 



Mr. J. Broom gave a geographical sketch of the Avon Valley, 

 Linlithgowshire — a subject possessing a special interest from the 

 fact that the next excursion of the Society was to be made to that 

 district, where a meeting had been arranged with the Edinburgh 

 Naturalists' Field-Club. 



Mr. W. Goodwin read a paper on " Diatoms," explaining their 

 structure and life-history. 



27th June, 1882. 



Mr. Peter Cameron in the Chair. 



Mr. D. A. Boyd reported that an excursion had been made on 

 the 17th instant to Manuel, Linlithgowshire, where the members 

 of the Society had met those of the Edinburgh Naturalists' Field- 

 Club, and proceeded, under the leadership of Mr. J. Broom, to 

 Carrubber Glen. Among the plants observed were Linaria vulgaris, 

 Neottia Nidus-avis, Hieracium aurantiacum, Geranium lucidum, 

 Campanula latifolia, Epipadis latifolia, Origanum vulgare 9 

 Geranium sylvaticum, Doronicum pardalianches, Knautia arvensis, 

 Carex sylvatica, Melica nutans, Melica uniflora, Milium effusum, 

 Ranunculus auricomus, Vicia sylvatica, Asplenium Trichomanes, 

 Asplenium Ruta-muraria, Cystopteris fragilis, Astrantia major, 



