SPRUCE ON CEPHALOZIA. 1838 
‘Mél. Biol.’ ix. 897, calls G. Thunbergii wt distinct from his 
G. japonica. Perhaps it w _ be convenient to name it G. 
Zollingertt. It does not appear to be as common as the true 
G. Thunbergii. The species A we will stand thus 
G. apostle Griseb. DC. Prod. ix. | G. Zollingerit = i Die ste sacs 
0 
ger (non Griseb.) N 
= G. aquatica Thunb, (non Linn.), System. oe in ind. Archip., 
“ Har Rindo,” Fl. che a ae 3 Heft p. 4 
ath soe Maxim., Mél. Bio = Thunbergit Maxim Mabie 
Mél. Biol. ix. p. 3 
= Herurinds of S6Mokou Zoussetz, iv. 
W. Fawcett. 
NOTICES OF BOOKS. 
On Cephaloxia = ae of sea at its Subgenera, and some allied 
y Ricuarp Spruce. Malton: Slater, 1882, pp. vi. 96. 
Unprr the ain title has appeared a short memoir by our most , 
dhsitienished hepaticologist, in which are given some of the reste 
of his profound study of the grou 
In the preface the author proposes to employ, as aids to classi- 
fication, certain characters, the value of which had not previously 
been adequately appreciated, and adds remarks on nomenclature 
and ie onymy. 
short aiasataes of ofthese % species known to the author; orekially 
South American, the latter of serene ill be more fully described 
in his forthcoming work on the ‘Hepatice of the Amazon and 
Andes,’—a work awaited with anxious curiosity by students, and 
one which will probably rank amongst the most important contri- 
butions to the literature of hepaticology. Up to the present time 
great =p ap oaae has been attached to certain characters in the 
division of the Jungermaniacee into tribes, genera and species, such 
as—lst. The frondsite, or those with frond-like stems, as contraste 
with the foliose, or those having distinctly leafy stems, which has 
constituted for a long time the primary division in most systematic 
gements. 2nd. The insertion a the leaves on the stem, either 
next ; ncubous, having the ape of each leaf overlying the base 
i 8 e fructfeaton being either terminal on the 
stem (acrogenous) or latera short branches Sg mented how 
insufficient of themselves chide characters are to separate 
and genera is illustrated by the fact that they are all found in 5 th 
different species of the single genus Cephalozia 
place of these the author points out the existence of other 
Fomine upon which a more natural division of these plants 
be based, characters which have either been esteemed of 
little nite or have not previously been noticed at all, but ome 
