PHANEROGAMIA 



673 



incised margin, and the inflorescence is a terminal head of flowers surrounded by 

 a number of bracts (Fig. 754). The fruits are small berries. The plant is 

 cultivated in suitable localities in valleys on the south side of the Himalayas. 



(c) Stcllatae. This is the only subdivision of the family which is represented 

 in Europe ; Galium, fiubia, Aspcrula (Woodruff). These genera are characterised 

 by the resemblance of the stipules to the leaves (Fig. 755) ; usually a whorl of 

 six members is borne at each node, but sometimes the number is increased, and in 



!'";. "53. Coffea arabica(% nat. size). Single flower, fruit, seed enclosed in endocarp, and freed 

 from it (about nat. size). 



Rubia it is reduced to four by the union of the stipules in pairs. The leaves are 

 easily distinguished from the stipules by the presence of buds in their axils. 

 Flowers usually tetramerous ; a single seed in each loculus of the ovary. Fruit 

 a schizocarp splitting into nut-like, partial fruits. Fruits often provided with 

 hooks. 



OFFICIAL. Cinchona succirubra yields CINCHOXAK RUBKAE CORTEX. QUININE 

 is obtained from this and other species of Cinchona. Uragoga (Psychotria) 

 //>< cm-iianha yields IPECACUANHA. CATECHU is obtained from Ourouparia 

 ( Uncaria) gambir. 



2 x 



