BOTANICAL SOCIETY OF EDINBUEGH 111 



Dr. Malcolm Wilson exhibited specimens of the aecidial 

 stage of CronartiwiJi rihicola, Dietr. (PeridermiuTn Strobi, 

 Kleb.), on Pimis Lamhertiana, Dougl., from Murthly, 

 Perthshire. This is the first record of the fungus on this 

 host for Great Britain. 



]Mr. H. F. Tagg exhibited cultures of Penicillium show- 

 ing zonation, and read some preliminary notes on them. 



NOVEMBER 10, 1919. 

 James Whytogk, Esq., President, in the Chair. 



Mr. James Templeton, Mr. Robert J. Pealling, and 

 Mr. Ferguson Hamilton were elected Resident Fellows. 



Mr. R. M. Adam read a paper on Vegetation Records by 

 Aerial Photography, in which an outline of the methods 

 and apparatus employed was illustrated and described, and 

 by a series of slides and descriptions the marked character 

 of vegetation as seen from the air was shown, and the 

 value of an aerial photograph as a means to record the 

 vegetation was demonstrated. Attention was directed to 

 the value of aerial photography to the forester, and the 

 information obtainable from the air was discussed, photo- 

 graphs of woodland from the air being shown. Reference 

 was made to its use in botanical survey, also its value 

 when prospecting for timber over forest areas. Several 

 large photographic maps of agricultural landscapes were 

 exhibited, the slides shown being all of areas in Scotland, 

 and two especially were notable, one of Lochnagar and the 

 other of Glen Doll. 



DECEMBER 11, 1919. 



James Whytock, Esq., President, in the Chair. 



Miss D. G. DowNiE was elected a Resident Fellow. 



The President intimated the death of the Rev. E. S. 

 Marshall, an Honorary British Fellow of the Society. 



Professor O. L. Richmond read a paper on the Floral 

 Decoration on the Friezes of a Roman Altar of Peace, and 



