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EXPLANATION OF THE PLATE. 
Prats CXLIX. Prunus NicRA. 
A flowering branch, natural size. 
Diagram of a flower. 
Vertical section of a flower, enlarged. 
A pistil, with a vertical section of the ovary removed, enlarged. 
Cross section of an ovary, enlarged. 
An oyule, much magnified. 
A fruiting branch, natural size. 
Cross section of a fruit, natural size. 
Vertical section of a fruit, natural size. 
A stone, natural size. 
. A seed, natural size. 
. An embryo, enlarged. 
. A winter branchlet, natural size. 
Part of a leaf, with stipules, natural size. 
