2 r >2 



NATURAL HISTORY OF PLANTS. 



27.2-274), which is hence made the type of the subseries A/yssinea. 

 It includes the fifteen genera Litnaria, Farsetia, Selenia, Platysper- 

 mum, Alyssum, A/yssojjsis, Braba, Stenonema, Odontocyclus, Cochlearia 



CvcMearia Armoracia (Horseradish"). 



Fig. 279. 

 Habit (i). 



(figs. 275-279), Vrinylea, Vesicaria, Coht.lcocaqjus, Aubrieta (figs. 

 280-282), Grtellsia, and Buchingera. 



Camelwa (fig. 283) is the type of a second subseries, Cawelinca, 

 wherein the siJicule, of variable form, Las biseriate seeds., with, how- 



