Mav 20. Price 73- 
THE JOURNAL 
OF 
THE LINNEAN SOCIETY. 
BOTANY. No. 277. 
CONTENTS. 
; Page 
I. On the Occurrence of Amphidinium operculatum, Clap. & Lach., in 
vast quantity, at Port Erin (Isle of Man). By Prof. W. A. 
Herpmay, F.R.S., F.L.S. (Plate 18.) .............................. 389: 
II, On the Periodicity of the Phytoplankton of some British Lakes. 
Ву W. West, F.L.S., and G. S. West, D.Sc., F.L.S. (Plate 19 
and 4 Terthgnres) а Л 395. 
ПІ. On some Mosses of New Zealand. By Н. М. Dixon, M.A., Е.Г... 
(Plates 20 and 21.) .............. Е утаа 433. 
LONDON: 
SOLD AT THE SOCIETY'S APARTMENTS, BURLINGTON HOUSE, 
PICCADILLY, W., 
AND BY 
LONGMANS, GREEN, AND CO., 
AND 
WILLIAMS AND NORGATE. 
1912 
