THE FLOWER 



in 



The stamens have slender filaments which are at first 2 to 3 mm. long, 

 but grow rapidly when flowering occurs and reach a length of 7-10 mm. 



A 



a 



FIG. 85. A, Surface view of anther 

 (in chloral hydrate) ; B, longi- 

 tudinal section of young anther ; 

 a, epidermis ; b, endothecium ; c, 

 tetrad of pollen-grains (x 175). 



FIG. 86. a and c, Epidermal cells of anther 

 lobe ; b, endothecial cell ( x 250). 



A B 



FIG. 87. A, Transverse section of anther lobe just before dehiscence ( x 63) ; B, enlarged 

 view of cells at the point of dehiscence ( x 125) ; C, earlier stage of point of 

 dehiscence ; a, epidermis ; b, endothecium ; c, schizogenous cavity. 



The anthers are bi-lobed and versatile, the filament being attached to the 

 connective at a point about I mm. from the base of the anther lobes. 



