132 



THE VEGETATIVE ORGANS 



c.l c;2 



Fig. 84. The Crocus. 1, Crocus corm ; 2, corm with scales 

 removed ; 3, vertical section of corm ; 4, foliage-leaf dissected 

 from bud ; 5, transverse section of foliage-leaf ; 6, flower-bud 

 with sheath removed ; 7, corm bearing two flowering shoots, 

 a young corm forming at the base of each ; 8, flowering corm in 

 vertical section ; 9, base of corm ; 10, young corm with contractile 

 root; a, anther; a. r, adventitious roots ; b, axillary bud ; c.i, c.2, 

 c.3, corms of successive years ; c.r, contractile root ; c.s, corm- 

 scar ; /, foliage-leaf ; p, perianth ; s, spathe ; sc, scale-leaf ; s.b, 

 sheathing base of foliage-leaf; s.s, circular scale-scars ; st, stigma; 

 ov, ovary ; v, veins. 



