NEW PUBLICATIONS. 93 
gonum is divided into Bistorta, Persicaria, and Fagopyrum, all known to the 
ante-Linnman botanists; but if the groups have not been,considered as genera 
the ordinary laws for forming generic names come into action, and the sectional 
name mayor may not, be neglected by the first describer of the section as a 
accordance with it, It has been tacitly accepted, and cannot now be super- 
genus has received a sectional name it is desirable, but 
not essential, that that name should be retained if the section is considered. as 
a distinct genus; except in cases where the term is not in accordance with the 
e 
Persoon only gave it to a section of Arenaria: Those authors who chose to 
adopt-it, as.I think wrongly, ought to quote Presl as its author, for he first 
used it generically in his * Flora Cechica’ (p.94) in 1819. But Fries had 
already defined the same genus as Lepigonum in his *Flora Hallandica y 
(p. 160) in the preceding year (1818), and his name therefore possesses the 
I consider the names given to sections of a genus to hold very nearly the 
same position, but rather an inferior one, as those of varieties of species. They 
are given because some supposed convenience results therefrom. The same 
term may be repeated in many parts of the same science without inconvenience, 
for they are neyer used except in conjunction with the generic or specific name 
respectively, i i 
C. C. BABINGTON. 
NEW PUBLICATIONS. 
4 Manual Flora of. Madeira and the adjacent Islands of Porto Santo 
‘and Dezertas. By Richard Thomas Lowe, M.A. London: Van 
..Voorst. Part L-IT, TUE i wir sy 
The third part of this conscientiously worked. out. Flora. is now in 
