Geol. Mag. 1913. 



Plate XI. 



// 



7.. 



m 



lit^>r^ 





if'^} ^' 



fj?r 



/Jl 



y '/" 



/i» ,^ 



Portion of a trunk of Lepidodendron veltheimianum, Sternb. 

 from French, Lick, Indiana. J nat. size. 



