SECOND GEOLOGICAL SURVEY OF PENNSYLVANIA - REPORT OF PROGRESS
P. DESCRIPTION OF THE COAL FLORA OF THE CARBONIFEROUS FORMATION
IN PENNSYLVANIA AND THROUGHOUT THE UNITED STATES - VOL.III
BY LEO LESQUEREUX; ©1884
 Plates LXXXVIII through CXI and Their Captions:
Scans and Webpage
©George Langford III, 2010
Plate CIII (links in the Figure numbers point to Lesquereux's descriptions in the text)
Figure
 Scientific Name
 V1,V2,V3 Page
1-3
 Pseudopecopteris nummularia, Gutb. 752
4-5a
 Sphenopteris inaequilateralis, Lx. 765
6
 Sphenopteris obovata, Ll. & H. 770
7-7b
 Sphenopteris Harveyi, Lx. 766
Leo Lesquereux - V.III, Plate 103