30 FOSSIL COAL PLANTS. 



33. L. ? 



Doylestown, Wayne county. 



34. L. ? 



Doylestown. 



35. L. ? 



Doylestown. 



36. L. ? 



Cuyahoga Falls. 



37. L. ? 



Cuyahoga Falls. 



Brongniart is now at work on the Lepidodendra and will 

 soon publish another number of his great work, which will 

 embrace a revision of this genus and many new species ; I 

 therefore refrain, for the present, from giving names to 

 such species as are found in our vicinity, which seem to be 

 different from those already described. 



LEPIDOPHLOIOS — STERNB. 



LomatopJiloyos^ Corda. Pachyphloeus^ Goepp. 



38. L. laricinum, Sternb., Vers. I., 3, jt>. 13. 

 Lepidodendron laricinum^ Sternb., Vej^s. I., 2, Tah. 11. 



Cuyahoga Falls. 



39. L. crassicaule, Brong., Tab. des Gen.^^p. 43. 



Lorn atop Jiloy OS laricinum., Corda, Beitrage., Tah. 1-7. 



Cuyahoga Falls. 



40. L. ? 



Cuyahoga Falls. 



These plants are exceedingly abundant in the coal mines 

 in the vicinity of Cuyahoga Falls, where they are frequently 

 marked with cicatrices similar to those of Ulodendron. I 

 have seen one trunk, less than a foot in diameter, marked 

 with three rows of cicatrices on each side — a character 



