464 



THE AMERICAN NATURALIST [Vol. XL VII 



but must not be regarded as representing a class since its 

 characters intergraded through numbers of plants into 

 the mass of the culture. The contents of one selfed 

 capsule, 219 seeds, were sown as culture 12.55 ; these pro- 

 duced 75 seedlings from which 62 rosettes developed. 



