ANGIOSPERM/E, DICOTYLEDONES. 



751 



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

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

 endosperm. 



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



Fig. 426.— Protealea. 



1 Bankfia erid/olia. » Single flower of Bankiia littoralis with the spoon-shaped perianth-segments still closed, s Longitudinal 

 section through the same flower; the style Is in tlie form of a barl)ed hnolc, and the stigma rests between the anthers ; ttie 

 filaments are adnate to the concave surfaces of the spoon-sjiapcd periantli-se^jnients. * Fruiting siiike ot Banknia ericijoiia. 

 * Fruit of Xyloinelum pyr^orme. * and 3 magnified; tlie rest nat. size. (After Baillon.) 



species Knightia excelsa, a native of New Zealand, attains a height of .SO 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 



