9 _ VICIA. 



16. Seedling. Draw a bean after it has begun to germinate, showing : split testa ; 

 cotyledons ; plumule ; hypocotyl ; radicle ; primary and secondary roots ; root-hairs. 



17. Seedling. Draw an older bean seedling after the appearance of the foliage 

 leaves, showing : leaves ; stem ; hypocotyl ; remains of seed ; primary root ; secondary 

 roots. 



