398 BOTANICAL GAZETTE [DECEMBER 
It appears that O. genuina has frequently been listed among 
Rhode Island fossils under the name O. brardii Brgt., presumably 
Fic. 1.—Odontopteris genuina: tip of frond (distorted); reduced }. 
owing to the numerous examples of falcate forms in evidence. 
A careful study of the veining upon good material, however, 
