Class XII. Order V. 



shorter than the calyx ; seeds hairy, with naked 

 awns, twisted at top. 



Stem erect, one or two feet high, branching, hairy. Lower 

 leaves in threes, sometimes in fives ; the upper ones simple, 

 oval, or lanceolate, the whole unequally serrate. Stipules large, 

 ovate, few toothed. Flowers nodding, fruit erect. Petals 

 white, not longer than the calyx. Thickets. June, July<r Pe- 

 rennial. 



