L. Lesquereux on fossil plants from Nebraska. 91 
Art. XII.—On some Cretaceous fossil Plants from Nebraska ; 
by L. Lesquerevux. 
Tue plants here described have been obtained and sent for 
examination by Dr. John LeConte of Philadelphia, and by far 
the largest number by Dr. F. V. Hayden, director of the geo- 
logical survey of Nebraska. It is by the direction of Dr. Hay- 
den that this paper is prepared as a summary of a more de- 
tailed report made for him, which embraces more complete 
descriptions, with figures of all the species. 
All these plants come from the Cretaceous formation north 
of Fort Ellsworth, Nebraska, or its vicinity. . 
A small number of splendid specimens from the same forma- 
tion, belonging to the Smithsonian Institution and obtained 
by Prof. B. F. Mudge of Manhattan College, were lately sent 
to me just in time to be described here as a valuable contribu- 
tion to the flora of the Cretaceous of America. They have 
inne inear, 
anghtly enlarged in the middle, and a little curved upward, 
