SEEDS. 



125 



PLATE 



FIG. 63. --Powdered Guarana (x 240). 



alb, Cells of endosperm. 



ar, Cells of arillus. 



flV, Debris of vessels from raphe. 



fp, Sclerenchymatous fibres from raphe. 



pi, Stellate cells from seed-coat. 



pp, Pitted and beaded cells from seed-coat. 



p'p', The same cells, isolated 



sc, Sclerenchymatous cells froin same layer. 



te, Epidermal cells, in profile. 



t'Q', Epidermal cells, surface view, 



