Hamamelis virginiana L.I Witch-hazel 
Mar. 25, 1914 
Tyloses in American Woods 
453 
1 Both the Latin and common names used are those given by G. B. Sudworth in Bulletin 17, Division of Forestry, Department of Agriculture, 1898, and in a later unpublished 
revision of the same. 
* One of the Rosaceae, tyloses generally lacking in this family (Molisch). 
