EXPLANATION OP THE PLATE. 

 Plate CXCI. Crataegus peregrina. 



1. A flowering branch, natural size. 



2. A flower-bud, enlarged. 



3. Vertical section of a flower, enlarged 



4. A calyx-lobe, enlarged. 



5. A fruiting branch, natural size. 



6. Cross section of a fruit, enlarged. 



7. A nutlet, side view, enlarged. 



8. A nutlet, dorsal view, enlarged. 



