

VOL. V. 



PART 



TRANSACTIONS 



^^p ^5in6upgl5 F^^K^ TKefupalisfs' anb 

 JflBirrosropirall jSoripfj 



SESSION 1906-1907 



337 



362 



367 



372 



393 

 396 



402 



CONTENTS. 



NotoB on some of the Wild-Flowers in the Vicinity of Penicuik.— 

 Mr J. M'Call 



A Few Remarks on Mushroom Phenomena {with One Plate). — Mr 



J. Paton, . 341 



Hints on the Study of Hepatics.— Mr S. M. Macvicar, . . . 347 



On the Occurrence of the Rock Samphire (Crithmuni maritimum L.) 

 and the Marsh Helleborine Orchis ( Ejnpactis palustris Crantz) on 

 the West of Scotland.— Mr A. Somerville, B.Sc, F.L.S., 



Observations on some Copepoda that live as Messmates or Com- 

 mensals with Ascidians.— T. Scott, LL.D., F.L.S., .... 



British Hydrachnidae : The Genus Fiona {with Eighteen Plates). — Mr 

 Chas. D. Soar, F.R.M.S., 



Scottish Hydrachnids : Species collected during 1906. — Mr W. 

 Williamson 



The Graminesa under Economic Aspects.— Mr R. Smith, 



Observations on a Mygale Spider (Psal»io2Jaus Camhridgii Poc), {with 

 One Plate).— Mi J. Adams 



Observations on the Flight of Flying Fishes. — Mr M. Vaughan 



(Communicated), 406 



Suggestions for Co-operation amongst Local Scientific Societies.— 



Mr W. C. Crawford, F.R.S.E 411 



Cup-Marked Stones.— Colonel J. Sconce 415 



Report of the Microscopical Section.— Mr W. C. Crawford, F.R.S.E., 422 



Exhibits in Natural History 423 



Address by the President, Mr James Russell— (i^i^/t Three Plates), . 423 



Annual Business Meeting 432 



Index, 436 



List of Members, 1906-1907, xziz 



^ubltgfiet) for t^e Society 



BY 



WILLIAM BLACKWOOD & SONS 



^-^ M C M V 1 1 



in. 



IV. 



V. 



VI. 



VII. 



VIII. 

 IX. 



X. 



XI. 



XIL 



Price to No7L-Members, Four Shillings 



