32 



Elementary Botany 



tapers towards the apex, as in the Carrot (fig. 53) or Monkshood, 

 it is conical. When it is broadest in the centre and tapers 

 towards the two ends, as in the Radish (fig. 54), it is fusiform, 



„ Fig. 53. 

 Conical root . 

 of the Carrot. 



or spindle-shaped. When it has become somewhat globular 

 with a tapering extremity, as m the Turnip, or some varieties 

 of Radish (fig. 55), it is said to napiform ; whilst the term 

 placentiform is applied to it if the tapering apex be absent, as 



Fig. 57. — Double tuber, li, h, 

 of Orchis Morio. 



Fig. 58.— Double palmate tuber, u^ h, 

 of Orchis odoratisiima. 



in the Sow-bread. If a number of slender branches be given 

 off, as in the Grass (fig. 56), the root is fibrous. When some 

 of these fibres become swollen in an egg-shaped manner, as in 



