CLASS XV. 



FOUR POWERS. 



( Tetradynamia, J 



WITH SILICLES. 



( Siliculofa. J 



* Silicle intire, not end-nick* d at top, 



800 Drab a Silic. valvelets flattifh. Style none. 



809 Lunaria. Silic. pedicel'd with valvelets flat. Style pro^ 



truded. 

 799 Subularia. Silic. valvelets half-egg'd. Style fhorter than 



the Silicle. 



796 Myagrum. Silk, valvelets concave. Style permanent 



797 Vella, Silic. valvelets fhorter by half than the par- 



tition. 



* * Silicle end-nick* d at top. 

 804. Iberis. Petals the two exteriour larger. 



805. AtYS- 



