' C O N T E NTS 



PROCEEDINGS. 



Wellington Philosophical Society : Meetings, 10th May. 18th May. 7th June, 

 12th July ; Report of Astronomical Section. 



Auckland Institute : Meeting. 12th June. 



Manawatu Philosophical Society : Meetings. 16th March, 20th April, 6th 

 June. 



Otago Institute : Meetings. 2nd May, 6th June, 4th July ; Technological 

 Section— Meetings, 16th May. 20th June. 



Philosophical Institute of Canterbury : Meetings. 3rd May, 7th June, 

 12th July. 



Hawke's Bay Philosophical Institute : Meetings. 2nd June, 30th June. 



PAPERS. 



1. Some Effects of Imported Animals on the Indigenous Vegetation. 



By B. C. Aston, F.I.C., F.C.S. 



2. Note on Helichrysum fasciculatum Buchanan. Bv T. F. Cheeseman, 



F.L.S. 



3. Note on the Species of Hydra found in New Zealand. By G. Archey. 



4. Additions to the Fish Fauna of the Kermadec Islands. By Edgar R. 



Waite. F.L.S. 



5. The Actio)i of Alkyl Iodides on Copper-oxide. By H. G. Denham, 



M.A., D.Sc, Ph.D. 



6. The Nature of Gamma Rays. By Professor T. H. Laby and P. W. 



Burbidge, B.Sc. 



ABSTRACTS. 



1. Die Gattung Toivnsonia Cheesem. — R. Schlechter. 



2. Some Constants of Mutton-bird Oil and Fat. — L. Hewgill Smith. 



3. An Attempt to introduce Olearia semidentata into the British Isles. — 



A. A. Dorrien -Smith. 



4. New Zealand Plants. — A. A. D^rrien-Smith. 



5. Remarkable Instances of Plant-dispersion. — G. Henslow. 



6. Olearias in Ireland. — C. F. Ball. 



7. Hybrid Veronicas. — Editor of Gardeneri Chronicle. 



1*— Froc. pt. i. 



