CLASSIFICATION OF ANGIOSPERMS. 499 



FIG. 276. Round-leaved Orchis (Habenaria orbiculata) , an interesting orchid found 

 growing in rich deep woods in the north temperate regions of the United States. It has a 

 leafless scape, at the base of which are two orbicular or elliptical leaves spreading flat on the 

 ground. The flowers are in a loose raceme, greenish-white, the lip being oblong linear and 

 about the same length as the spur. After Troth. 



