1906-7.] New Species of Lepidodendron from Pettycur. 209 
which a few are larger than the others, but these do not seem to hold a very 
definite position in the bundle. 
Lepidodendron Petty cur ense belongs to that section of Lepidodendron 
which possesses a solid stele, and which includes the culm species Lepido- 
dendron rhodumnense, Renault, and Lepidodendron saalfeldense, Solms, 
though in neither of these has any secondary xylem been observed. 
(. Issued separately September 9 , 1907 .) 
VOL. XXVII. 
14 
