CONTENTS. 3 
Page 
Communicated by the Royal Scottish Society of 
Arts, - . 5 : : 
XVII. Remarks on a Paper by Dr Scoresby, “ On the 
Colours of the Dew Drop,” in the Edin. Phil. 
Journ. vol. xxxi. p.50. In a Letter to the Editor. 
By Proressor Forses, . : : 391 
XVIII. Dr Martin Barry on Fibre, : p 393 
XIX. Further Remarks on Fibre. By Martin Barry, 
M.D., F.R.SS.L.& EE. . : 2 398 
XX. Proceedings of the Wernerian Natural History 
Society. Continued from p. 185, . : 400 
XXI. Description of several New and Rare Plants which 
have lately Flowered in the Neighbourhood of 
Edinburgh, and chiefly in the Royal Botanic Gar- 
den. By Dr Grauam, Professor of Botany, 401 
: : - - - 405 
390 
INDEX, 
