66 + GLASS-BOOK OF BOTANY, . 
In 1-celled ovaries such as those of Violet it is only usual 
to call the dehiscence valvular: in this case it is clear that i 
takes place at the dorsal sutures of the carpels.: inal 
= a - | , f ‘ wats, eR = 
ie i D 
LE = 
tay 
Fig. 94. Capsule of 
Foe: es eee Mignonette, open- 
“Fig, 92. Diagram of ; ~~ ‘ sing: by a terminal 
septicidal capsule. Fig.93. Capsule of Violet, pore.  ~ 
showing valvular dehis- 
(" - cence. Sta 
\ es 
_ 3. By pores, which originate in different ways. In mignon- 
étte the carpels forming the 1-celled ovary are never, in very 
close contact above, so that the capsule when ripe presents 
i Fig. 96. Capsule of ae 
H Suapdragon. Fig. 97: Circumscissle 
Se. F) capsule of  Pim- 
Fig. 95. Capsule of Poppy, pernel. * 
* dehiscing by pores. 
(by the shrinkage of the pevicarp) one large aperture or pore. 
In Poppy the stigma remains sessile and the pericarp shninks 
. away from belowit, teaving a row of pores. 
In Frogsmouth (p. 70) small-openings fom 
A at the apex of the cells of the ovary as the 
fruit ripens. ~ Levante 
at _ 4.-By transverse or circumscissile e- 
hiscence. Here,.as.in pimpernel. (p. 66) oF 
_ plantain (p. 74), the upper portion Be ue 
i+ 98. Ci pericarp separates .off as @ lid, whic 1 
B: 1B eilé capsule apparently no. connection with the carpe a 
of Plantain. structure of the ovary. Tg 
