818 EXTRACTS AND NOTICES. 
of the parts which develope after fertilisation, and when ripe fall off 
as a whorl. The second part of the book discusses the four methods 
of botanical investigation—analogical, organogenical, anatomical, 
and teratological: the author points out the absolute necessity of 
using ali in pursuing researches on structure. e third part is 
occupied with the analogies in the dissimilar fruits of the four 
stigmatic lobes, of the vessels supplying them, the position of the 
ovules, the large albumen, and the dehiscence, are the sam in both. — 
he family the Rosaceae n greater 
differences in the form of the fruits, but they all resemble ea 
other in being formed of or more free carpels, containing one 
8 
of the Spireacea. The Pomacea, though usually classed as syncarpous 
fruits, have the carpels quite free in the young state. 
With respect to the Oleinee the fruits appear very different ; 
they take the form of a berry 
only the disc of the calyx persistent; Hyoscyamus has a capsule 
carpel, and divides each into two. This is quite secondary, and. 
cannot be said to affect the form or structure of the fruit. 
Ho Ne Ri 
