220 ORGANOGRAPHY. 



Fig. 450. Fig. 451. 



Fig. 450. Fruit of "Valerian surmounted by a featliery sessile pappus. 



Fig. 451. Fruit of Scabious surmounted by a stalked pilose pappus. 



appendages of different kinds ; some of the more important 

 of these may be briefly alluded to. Thus in the Monkshood 

 (Aconihcm) {Jig. 440), the superior sepal is prolonged upwards 

 into a sort of hood or helmet- shaped process, in which case it is 

 said to be hooded, helmet-shaped, or galeate. In the Wallflower 

 (Chriranthus) {Jig. 419), and other plants of the Cruciferse, the 

 two lateral sepals are expanded on one side at the base into little 



Fig. 452. 



Fig. 452. Flower of the Indian Cress, c. Spurred calyx. Fig. 453. 



Flower of Columbine (Aquilegia vulgaris) with each of the sepals 

 spurred. 



