Botany and Zoology. 129 
ridia enter the canal of the archegonia (called by him ovules); but his 
observations were not thought altogether trustworthy in this and in some 
other particulars. But Hofmeister, one of the ablest vegetal anato-- 
mists, and the most experienced and trustworthy in this kind of investi- 
5 
Sciences of Saxony, April 22, 1854) that he has seen the moving sper- 
abisiwcide, not only in the canal of the archegonium of Ferns, but even 
(in three instances) i in the cavity of i its central reall, in which the germinal 
cessation was accompanied (and probably caused) by the coagulation 
of the albuminous nibsaaiies of the fluid contents of the central cell.” 
(Henfrey’s transl. in Ann. and Mag. Nat. Hist., No. 82.) In several 
instances he has seen maitre spermatozoids, lying by the side “ the 
partially developed germinal vesicle. A. 
5. Botanical Necrology.—The year now closing has been a fata l 
one to an peor number of scientific men, and especially to botanists. 
Ja addition to those mentioned in the last number of this Journal, 
ee name of M. Mir ape 0 of the most me gee of 1801 5 
the autumn of 1848. He ants afterwards retired from his earn 
Sorship at the Jardin des Plantes, on account of enfeebled health, and 
has continued with his mind totally pene by disease until his ue 
on the “na of September. He was one of the luminaries of a 
generation. A comparison of his Traité edaatonts et de Physiolo- 
gie Vegetales, and his Elémens de Physiologie Végéiales et de Botan- 
tque, with the similar treatises of the present day, will well show the 
Progress that has been made in the science during the first ges of — 
i 
r 
ayer : Traité @ Organogénie Végétale Comparée, he, 14. 
Imp. 8vo. Paris: Victor Masson, 1854.—This elaborate work is to 
form’ two volumes of letter-press, and an Atlas of 150 plates, of the 
Same imperial Svo. size. It is issued in monthly numbers, each of about 
Pages of letter-press and 9 or 10 plates. The latter are crowded 
ig en sade — having 30 or 40 separate figures. The 
each natural order of slain’ is treated in succession 
and illustrated by detaile from one or more genera; the figures exhib- 
Serres, Vol. XIX, No, 55.—Jan,, 1855. 17 
