Crocuses 21 
That of most flowers is a modest affair (Fig. 22), 
composed of tiny green leaves, or sepals, which 
Foxglove, 
Valerian, 
Loosestrife. 
Fic. 2a.—Calyces of differing forms. 
(From the Vegetable World.) 
are quite eclipsed by the superior size and_bril- 
liancy of the petals or flower-leaves within them 
(Fig. 20). 
