182 ALTERATION OF POSITION. 
in the centre of the bundle.” Baillon' also records a 
case of the same nature in Simapis arvensis. 
Here, too, may also be mentioned the presence of 
an adventitious siliqua within the ordinary one attached 
along the same line as the ovules, and partially divided 
by a replum into two cavities. In this case there was 
nothing to indicate the presence of floral envelopes 
(figs. 94, 95). A similar occurrence has been brought 
“Sin 
" r vie 






















Fia. 94.— Portion of the interior Fia. 95.—Adventitious pod from 
of thesilicle in Cheiranthus Cheiri, fig. 94, enlarged. 
showing adventitious pod in the 
place of an ovule. 
under my notice in some grapes which were observed to 
be cracking before they were perfectly ripe, and in which 
adventitious fruits were found within the parent grape, 
occupying the position of seeds (figs. 96, 97). 
Similar anomalous growths are noticed under the 
heads of Substitution and Prolification. 
Formation of stamens within the cavity of the ovary.— The 
only instance of this that has come under the author’s 
observation occurred in some flowers of Beckea diosme- 
! * Adansonia,’ vol. iii, p. 351, tab. xii. 
ne 
