CHAP. I.] CISTINEiE. 275 



There are a few other genera in the order, but 

 they are Httle known in England. 



ORDER XVIL— FLACOURTIANE^. 



The plants belonging to this order are mostly 

 Indian plants, little known in Europe. 



ORDER XVIII.— BIXINE^.— THE ARNOTTA TRIBE. 

 Bixa Orellana is a shrub, a native of South 

 America, which requires a bark stove in Eng- 

 land. It has pink flowers with five petals, and 

 a green calyx of as many sepals. The stamens 

 are numerous; but they are on rather short 

 filaments. The leaves are very large and heart- 

 shaped. The fruit is a berry, and the pulp in 

 which the seeds are immersed, when dry, is the 

 Arnotta used in colouring cheese. 



ORDER XIX.— CISTINE^.— THE CISTUS TRIBE. 



There are only four genera in this order, viz., 

 Cistus, Helianthemum, Hudsonia, and Lechea ; 

 and though there are almost innumerable plants 

 comprised in it, they nearly aU belong to the 

 first two. 



All the plants belonging to the genera Cistus, 

 the Rock-rose, and Helianthemum, the Sun-rose, 



T 2 



