The Plant. 



101 



dicates that only small quantities of nucleo-proteins occur in the 

 entire seed and that they are chiefly in the tissues of the embryo, 

 in which the nuclei of cells are most abundant. 



The approximate amounts of some plant proteins found in 

 seeds are given by Osborne as follows : 



Protein 



Source 



Per cent in the 

 dry material 



