Chestnut 



Castanea dentata (Marsh.) Borkh. [Castanea vesea, var. amerieana Michx.; 

 Castanea sativa, var. amerieana Sarg.] 



1. A twig showing pistillate and staminate 4. Opened burs showing nuts and nut-scars 



flowers and mature leaves s. Vi x % 



2. A staminate flower, lateral view x 8 5. Nut x 1 



.'',. A pistillate flower, lateral view x 10 6. Spine from bur x I'/a 



7. Winter twig x % 



