Botany and Zoology. 131 
4. Mohil: Investigation of the question, does Cellulose form the basis 
of all Vegetable Membranes. ‘Translated from the Botanische Zeitung 
(Berlin), Vol. 5, 1847, in Scientific Memoirs, selected from the Trans- 
actions of Foreign Academies of Science and from Foreign Journals. 
Natural History, (parts 1 and 2,) ediied by Henfrey and Huxley, 
ondon.—An important memoir, detailing a series of most acute micro- 
scopical investigations made under the action of various chemical re- 
agents, and establishing the affirmative of this proposition, or at least, 
rebutting all the considerations opposed to this view by Mulder and 
arting. 
The three parts of this new series of Scientific Memoirs, the publi- 
cation of which is now renewed by Taylor and Francis, contain like- 
wise the following botanical papers : viz., 
offmann, On the Circulation of Sap in Plants. Also from the 
Botanische Zeitung. 
H. Criiger, Organographical Observations on certain Monocotyle- 
donee Epigyne (Trans. from the Linnea, 1849), viz., Musacez, Can- 
nacee, Orchidacea, &c. 
. Hofmeister, On the Development of Zostera, (from Bot. Zei- 
tung,) a detailed and admirable paper. An interesting conclusion 
arrived at, and which Hofmeister generalizes for the who ono- 
cotyledons, is, that the so-called cotyledon is only the uppe aee 
is de- 
close of Part 3. . @ 
5. Horsfield, Plante Javanice Rariores, etc. ; elab. J. J. BENNETT 
| London: 185 h 
cially since we have been kept so long waiting for it. Dr. Horsfeld, 
time well defined ; to Cardiopteris, a plant of obscure affinity, ah 
has two stigmas, very different from each other, the efficient one early 
developed and deciduous after anthesis ; the other (effete) one persist- 
ent; and to the Antidesmea, illustrated by a petaliferous enus, if a 
nettia, which, however, has lately been published by T fa er 
another name. » G 
@ 
