EXPLANATION OF THE PLATE. 
Prate DCLXV. CratzcGus QUERCINA. 
1. A flowering branch, natural size. 
Vertical section of a flower, enlarged. 
. A calyx-lobe, enlarged. 
. A fruiting branch, natural size. 
Cross section of a fruit, natural size. 
. Vertical section of a fruit, natural size. 
. A nutlet, side view, enlarged. 
DNA TP wD 
. A nutlet, rear view, enlarged. 
