glasgow society of field naturalists. 81 



19th February, 1875, 



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

 Mr. James Taylor, 129 High John Street, was elected a resident 

 member. 



PAPER READ. 



By Mr. A. Watt on the Comparative Longevity of Plants. 



In the discussion which followed, the desirability of having 

 recorded in the minutes of the Society, any information and statis- 

 tics with reference to ancient or remarkable trees in Scotland, was 

 suggested, and met with unanimous approval. 



5th March, 1875. 

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



SPECIMENS EXHIBITED. 



By Mr. Richard M'Kay, — A large number of plants and 

 varieties which he had recently received through the London 

 Botanical Exchange Club. Among them were Caltha palustris 

 var. Guerangerii, Ranunculus 02ohioglossifoliu'm, R. arvensis, Arahis 

 Turrita (from St. John's College, Cambridge), Helianthemwm Breweri 

 (Holyhead), Viola Curtisii (Anglesea), Stellaria umbrosa, &c. 



By Mr. J. M. Campbell. — A specimen of the Glass-rope sponge 

 {Hyalonema mirdbilis, Gray), taken 30 miles north of Yokohama, 

 Japan : also a beautifixl example of Venus' Plower-basket {Ewplec 

 tella) from the Philippine Islands. 



By Mr. John Harvie.^ — ^Under the microscope — the cell-circula- 

 tion in Vallisneria, its peculiar phenomena being very clearly 

 shown. 



