ANGIOSPERM.E, DICOTYLEDONES. 



751 



a capsule or a follicle (see figs. 426 4 and 426 5 , and fig. 324, p. 429). The seed 

 contains an embryo furnished with two large, thick, fleshy cotyledons, but no 

 endosperm. 



The Proteales are for the most part much-branched shrubs. The arboreal 



Fig. 426. Proteales. 



i Banksia ericifolia. Single flower of Banksia littoralis with the spoon-shaped perianth-segments still closed. s Longitudinal 

 section through the same flower; the style is in the form of a barbed hook, and the stigma rests between the anthers ; the 

 filaments are adnate to the concave surfaces of the spoon-shaped perianth-segments. * Fruiting spike of Banksia ericifolia. 

 6 Fruit of Xylomelum pyriforme. " and 3 magnified ; the rest nat. size. (After Bullion.) 



species Knigktia excelsa, a native of New Zealand, attains a height of 30 metres. 

 The foliage-leaves are sometimes glabrous and sometimes clothed with scales, and 

 they possess peculiar stomata (see vol. i. p. 296). The genus Hakea exhibits in 



