1 . s. (GEOLOGICAL SURVEY 



PROFESSIONAL PAPER 129 PLATE LV 



/ 



J' 



M 









FOSSIL PLANTS FROM THE CHEYENNE SANDSTONE. 



1, Sapindopsis brevifolia Fontaine; 2-1, Sapindopsis variabilis Fontaine; 5, Sapindopsis magnifolia Fontaine. All collected 



Belvidere, Kans. 



