196 PLANT BIOLOGY 



When the seed has favorable surroundings, namely (26), (27), 

 and (28), it germinates. If it has one cotyledon, the plant is 

 called (29), the woody bundles in its stem will be (30), and the 

 veining of the leaves will probably be (31). If two cotyledons are 

 present in the seed, the plant is called (32), the woody bundles in 

 its stem will be arranged (33), and the veining of the leaves will 

 be (34). 



The principal food materials stored in seeds are three in number, 

 namely, (a) (35), which is tested by (36) ; (6) (37), tested by (38) ; 

 and (c) (39), tested by (40). Sometimes a fourth nutrient (41) is 

 stored in other parts of the plant ; its presence may be detected 

 by (42). 



