254 SHORT NOTICES. 
battle for it. In the Phaophycee the British student will find m 
novelty, and of an excellent kind; a the Chlorophycee se 
Cyanophycee are treated with like exce bile 
That the descriptions are in Germ psi be a bar to the use of 
the book in this country by numbers of students of sea-weeds, but 
a e and growing class of our countrymen and ¢  igovenibe 9008 
may be expected to appreciate books such as this. So many of the 
Algz dealt with are common on our shores that its use is a seaaie 
of necessity to all serious lovers "of our marine flora. corre- 
coding book on British Alge is more needed now than at any 
e since the study has beer earnestly taken up. The botanists 
of this country have done so much in the advance bs ee that 
Broo’ 
that it may be regarded as a national duty to ke eep a Greville 
always with us, though it is hard now to desery signs of a 
coming one. 
ok is in one respect a reductio ad absurdum of the stupid 
practice of producing floras dealing with regions politically 
delimited. One is carried from the North Sea to the Adriatic to 
though a be 
peek | is nak far distant when the practice will begin of treating 
ati out on the basis of currents and range of temperatures. 
This notice cannot be properly concluded without commendation 
of the wholly excellent illustrations and the accurate and useful 
index. G. Murray 
a Tux last issued part (June) of the ‘ Toomer: Plantarum’ contains 
escriptions and figures of three new genera: Lasiococea Hook. f. 
(Euphorbiacer Acalsphce), from the Sikkim tien alayas; Megisto- 
Hook. f. (Eu 088 p Fiokaneem), from Malacca; and 
Trapella Oliv. eR ay China 
Tue recently-issued part Seis i. anno iii.) of the ‘ Annuario 
on — Botanico di Rome ’ contains o. en wing papers: 
f sili q — Algologia italiana,” by E. M tel ; ie diatomee 
latins ‘lori terreno quaternario di Roma,” by ML Lanai; “I vari 
a = il —_—— assitrilatore’”’ (with 5 slebiek by L. 
a dal Sulla distribuzione dei farei fibroras mee oe loro 
nore -fusto alla foglia,” by C. Acqu a; “« Osserva. sul 
ee —— by R. Pirotta ; ‘* Contribuzione allo stadia dell 
#: 1 
ies) by C. yPiernnns nelle radici delle Dicotiledoni” (with 2 
HOUG sends us the first portion of his ‘‘ Observations 
- the genus Rubus,” pony is devoted to “ comparative examina- 
the Rubi in the Scandinavian Peninsula.” We hope to 
