OHIO STATE ACADEMY OF SCIENCE, 43 
enough preserved to show the crater-like cup and in polish- 
ing the axis or pithy part was found to be very excentri- 
cally at one end and altogether marginal, 14 inch in diameter 
and very roughly polygonal. It has the common woody 
flexious clavate bundles with interstinct circular pithy cells. 
Fic. 2. Stemmatopteris distans. 
The rest of the trunk is made up of thin or narrow slender 
vermicular fascicles running parallel through the trunk ; they 
are transversely 1-4 inch long and longer and 1-16 inch 
thick, crowding each other and pressing like an army of 
maggots toward the common axis, getting smaller, shorter 
and circular near the pithy center. A part of this species 
