2I 4 



BOTANY. 



Seedlings of castor-oil bean casting the seed coats, and showing papery remnant of 

 the endosperm. 



Fig. 190. 



Seedlings of jack-in-the-pul- 

 pit ; embryo backing out of the 

 seed. 



Fig. 191. 



Section of germinating embryos of 

 jack-in-the-pulpit, showing young 

 leaves inside the petiole of the coty- 

 ledon. At the left cotyledon shown 

 surrounded by the endosperm in the 

 seed ; at right endosperm removed to 

 show the club shaped cotyledon. 



