THE SUBANTARCTIC ISLANDS OF NEW ZEALAND 207 
second we have chapters on the systematic sitions of the islands 
to the south of New Zealand, by Mr. T. F. Cheeseman; on 
chief plant formations and associations of Campbell Island, ce 
Mr. R. M. Laing; on the Gramina of the Subantarctic Islands, 
by Dr. Petrie ; ai n the Marine Alge, by Mr. Laing; with a 
list of Cryptogams (cueluaag Alge and Pteridophyte) collected 
by members of the Brae a iene d by G. Massee, Prof. 
G. nat: F. steph ni, and Dr. Brotherus. 
eeseman siginte s his emai with a short history of 
the boianieal exploration ‘of the islands, which dates from 1840, 
in ich was visited ree geting agrees 
; wo oO 
necessitated by the Vienna Rules; but Mr. Cheeseman wisely 
refrains from any attempt to correct or modify generally accepted 
nomenclature except in cases where this is absolutel necessary. 
A list of twenty-two tatutalined 4 plants—all, except Phormium 
tenax, commo pecies—is giv hapter con- 
erns, and lycopods found in the islands, followed by notes on the 
affinities of the flora, with suggestions as to its previous history. 
Mr. Cheeseman enters into oe details as to the component 
and ces nothing a branch of the New Z 
0: er es extent changed and modified by long ages o 
isolation.” The s fo. separate chapter by Dr. Petrie, 
es— 
P. aucklandica, and Atropis antipoda. Mr. R. M. Laing, with the 
assistance of Mr. Gepp, has enumerated the Marine Alge, which 
are illustrated by four plates and numerous critical oo of 
islands is an interesting and valuable contribution, to which 
Laing’s article on the chief plant formations and associations of 
Campbell Island furnishes additional information. Both are 
admirably illustrated by blocks from photographs; the series 
illustrating the growth of the species of P. jllum is remark- 
ably good. The influence of animals on the vegetation is very 
