Botany. 137 
arge portion of the Introductory Essay. € present com- 
the Flora itself, although comprising only 15 natural 
also an inviling subject for extended comment and almost 
a commendation. A. G, 
‘yologia Britannica; containing the Mosses of Great Britain 
ind trelend, systematically arranged and described according to 1 
method of Bruch and Schimper, with illustrative plates: being a new 
(third) edition, with many additions and alterations, of ‘The Muscologia 
Beita nica essrs. Houker and Taylor; by Wituiam Witson, 
Won: Longman, Brown, Green & Longman. 1855.—Next to the 
rable Bryvlogia Europea of Bruch and Schimper, we consi 
son’s book the most important contribution that has, within the 
ly years, been made to Bryology. It purports to be a third edi 
the well-known, and in its day, valuable * Muscologia Britane 
of Hooker and Taylor; of which, however, besides the re 
‘Hon of the original plates, more or less emended, scarcely 
‘8 recognisable. The work, all in the English language. 
® pages handsomely printed in small type 
ion gives, among other things, a succin 
i ye comme 
cecium of a moss 3 
snacez, and Br : 
; the last comprising 88 gen- 
‘or groups which have in view the 
ding to their natural affinities, but 
ppear to admit of as neat and sat- 
emblages in other closely related fame 
| whatever may be wanting in this re. 
ned, and ' 
finitions as sin 
factory de 
