1096 



A TEXTBOOK OF THEORETICAL BOTANY 



the corresponding sectors of the receptacle, which crowd out the upper, 

 antipetalous stamens from their proper places, forcing them outwards so 



Fig. 1064. — Samolits repens. Flower opened out 

 to show the rudimentary stamens of the outer 

 whorl alternating with the petals. {After 

 Saunders.) 



that they appear to be the outer whorl. Even when fully developed the 

 petal-stamens are usually smaller than the calyx-stamens; they are often 

 reduced to staminodes and are sometimes missing. The petals themselves 



Fig. 1065. — A, Soldanella alpina. B, S. piisilia. 

 Corollas opened out showing the outer, anti- 

 sepalous staininodes incorporated into the 

 corolla, alternate with the petals. Petals indi- 

 cated by heavier outlines. {After Saunders.) 



may be affected by this overgrowth of the sepal sectors of the receptacle and 

 in obdiplostemonous flowers are often reduced or missing, as in the Chenopo- 



