EXPLANATION OF THE PLATE. 
PLATE 
QO oT fF WD 
DCXXXIX. Cratrzaeus ENGELMANNI. 
. A flowering branch, natural size. 
. Vertical section of a flower, enlarged. 
. A fruiting branch, natural size. 
. A fruit divided transversely, enlarged. 
. A nutlet, front view, enlarged. 
. A nutlet, rear view, enlarged. 
