PHANEROGAMIA 



539 



a number of organs, which is given in the Naturlichen Pflanzenfamilien by PRANTL. 

 LINNAEUS distinguished the Siliquosae, in which the fruit is a siliqua, from the 

 Siliculosae, in which it is a short silicula. The Siliquosae are further divided into 

 Siliquosae dehiscentes, with the usual type of siliqua, and Siliquosae lomentaceae, in 



I'n;. *'pl5. Cocklearia oJKcinalis, 

 (After BAILLON.) 



FIG. 616. Brassica nigra (J nat. size). 

 OFFICIAL. 



which the siliqua breaks transversely into one-seeded joints. The Siliculosae are 

 also divided into Siliculosae dehiscentes and Siliculosae micamentaceae with in- 

 dehiscent fruits. The Siliculosae dehiscentes were later divided by A. P. DE 

 CANDOLLE into the S. latiseptae with a bread septum and the S. angustiseptae in 

 which the septum is narrow. 



The number of species and their abundance make the Cruciferae one of our 

 most important, native families of flowering plants. Their brightly coloured, mostly 



