CINCHONALS. 499 
stamens alternating with these lobes, inserted upon the tube of 
‘the corolla; anthers bilocular; opening from within by two 
longitudinal slits. The pistil consists of an inferior ovary, sur- 
Fig. 443,—Sherardia Arvensis. 
mounted by a style divided into two stigmatic branches. Each of 
the cells contains an ascending anatropal oval. The fruit forms 
two achenes, each covered by three lobes of the calyx. Under the 
‘ee / 
