6 



DEFINITION OF FRUIT 



[CH. 



fruits and Collective fruits. Benthamia fragifera has thus 

 a collective fruit, and Sarcocephalus, Nauclea, Cephalanthus, 

 Morinda (Fig. 54) and other Rubiaceae afford other 

 examples. 



Fig. 2. Mulberry, Morus alba. 1, a male, and 2, a female flowering 

 shoot ; 3, male, and 4, female flower, enlarged ; 5, the latter in vertical 

 section ; 6, the multiple fruit (Wo). 



Furthermore, it will be evident on examining and com- 

 paring the fruits and flowers of a Buttercup (Figs. 15, 16), 

 a Peony, a Larkspur or a Marsh-marigold (Caltha, Fig. 3), 

 &c., and comparing them with those of Poppy, Lily, Violet, 



