PLATE VIII. 



Lepidodendron vasculare, Einney. 



Fig. 1 (No. 19). The imperfect Cone from the Upper Foot seam of Coal, Oldham, as 

 it appeared before it was sliced. Natural size. 



Fig. 2. A transverse section. Natural size. 



Fig. 3. A longitudinal section. Natural size. 



Fig. 4. A transverse section (fig. 2). Magnified 2$ diameters. 



Fig. 5. A transverse section of the pith and vascular cylinder. Magnified 35 

 diameters. 



Fig. 6 (No. 20). A transverse section of Lepidodendron vasculare, from the " Bul- 

 lion Mine" Spa, Clough, near Burnley, showing the central axis and medullary sheath. 

 Magnified 12 diameters. 



Fig. 7 (No. 19). A transverse section of a single Sporangium. Magnified 4 

 diameters. 



Fig. 8. A longitudinal section of a single Scale or Bract and its Sporangium. 

 Magnified 4 diameters. 



Fig. 9. A longitudinal section of the pith and vascular cylinder. Magnified 28 

 diameters. 



