ne See | ge la ities iS 
The External Form of Plants. — 135 
the perianth and the stamens, and sometimes attached to 
the one, sometimes to the other. In the narcissus (Fig. . 
201) it 1s coherent 
and __ bell - shaped, 
while in the passion- 
flower it consists of 
a number of brightly 
coloured hairs; in 
Lychnts: (Fig. 254, 
pe re2) it forms a 
small coronet at the 
base of the rotate 
lamina of the corolla ; 
in many Borragineze 
(Fig. 262) it consists 
of five scales [or s¢a- 
mirodes| which close 
up ihe throat of the 
corolla-tube. In the 
corola of Lameum it / 
assumes the form of Fic. 261.—Petaloid perianth of Narcissus, with 6- 
Ble oe hairs ; Fa partite limb and campanulate corona. 
the grass of Parnas- 
sus (Fig. 263) it con- 
sists of five leaves 
whch terminate at 
iter apex in. from 
nine to fifteen glan- 
dula’ bodies. The 
spur( Figs. 264, 266), 
whic: sometimes be- 
longs to the calyx; Fic. 262.—Longitudinal section through the flower of 
. the borage ; each bifid stamen bears the anther on 
somemmes to the its inner half; while the outer half forms an erect 
3 f 
corolla, is also fre- scale (magnified). 
quently treated as a subsidiary organ. 
“he nectartes must also be mentioned in this connection. 
