The style is not an essential part of the pistil, and is: 
f 
a 
‘ 
The E aternal Form of Plants. 
143 
therefore not unfrequently wanting, as in the poppy (Fig. 
294). When present it is usually placed at the summit of 
the ovary, ¢ermina/, but occa- 
sionally springs from its base, 
and is then Zatera/ or basilar, as 
re 
Fic. 290. — Ba- 
silar style of 
Alchemilla 
(magnified), 
Fic. 289.— Capsule of . Fic. 291.—Pistil 
Colchicum; a at the . 
moment of dehiscence; 
& transverse section. 
in the strawberry and Bromus (Figs. 290, 292). 
The purpose of the s¢zgma is to serve for the detention 
of Parietaria, 
with penicillate 
\ HIM 
MW 
SH 
Fic. 292.—Pistil of Bromus ; a ovary, 
6 plumose stigma (magnified). 
Wan 
Hi tf) 
QYy Uy N G 
CY Y 
i Y) ty a 
~ 
SS 
S OS 
~ 
SSX 
LAS 
_ stigma (magnified). Fic. 293.—Petaloid stigmas of /7zs. 
of the pollen-grains ; and it is therefore universally present, 
i] 
