58 



URTICIFLOR.E 



[CH. 



tendency to condensed infructescences becomes more pro- 

 nounced. In Bleekrodea, Paratrophis, &c. the fruits are 

 drupaceous, and in the former enveloped in the perianth : 

 in Morus (Fig. 2), Madura, Broussonetia, &c. this envelope 

 becomes fleshy also, and since the dense heads of flowers 

 almost fuse as the drupes ripen, we have an infructescence 

 simulating the aeterio of Rub us. In Coussapoa, &c. the 

 drupels, enclosed in their perianths, are aggregated 

 similarly on club-shaped or globoid receptacles. In Ple- 

 cospermum the fusion is still closer and the end of the 



Fig. 67. Artocarpus incisa, flowering and fruiting branch (Bai). 



