401 
NOTICES OF BOOKS. 
Handbook of British Rubi. By Witu1am Movie Rogers, F.L.S 
London: Duckworth & Co. 8vo, cloth, pp. xiv, 111. Price 5s. 
Turrty-one years ago Prof. Babington brought out his British 
Rubi ; the Fr uticosi section then numbered forty-one, of which two 
the Rev. W. Moyle Rogers. This volume presents a ee seonie 
one h nd seventy forms are described, as species, sub- 
species, or varieties, in an order and grouping which are set for 
(pp- 2-80) in two Keys defining the groups and enumerating the 
species which fall to each, and in nspectus of Species which 
gives in brief the main points of specific distinction. In a ndix 
the distribution is more exactly deta ~~ ; and a full Index of all the 
Latin names brings the book to a e half-dozen English 
names are not entered here, but sh in the text; exception may 
be taken to the Dewberry being placed as a synonym o Blackberry 
p. 2) instead of under R. cesius L., to which it more strictly 
belongs. 
It is not, however, only the numerical increase of forms that 
called for, first, an Essay at a Key by the same author, and now 
book m 
English plants ; and it has required years of patient investigation 
and toilsome correspondence with contenerieg specialists to establish 
our present list on a sure foundation. In this labour Mr. Rogers 
men’s schemes, but a judicious rearrangement, in which the clai 
of every ‘species have been duly weighed. ‘That a perfect ance 
JouRNAL oF Botany.—Vot. 38. [Oor. 1900.] 2¥ 
