SECOND GEOLOGICAL SURVEY OF PENNSYLVANIA - REPORT OF PROGRESS
P. DESCRIPTION OF THE COAL FLORA OF PENNSYLVANIA
AND OF THE
CARBONIFEROUS FORMATION THROUGHOUT THE UNITED STATES
BY LEO LESQUEREUX; ©1879
Tables of Contents:
Volume I
Volume III
Volume II
Atlas    Index
All Four Volumes:
Scans and Webpage
©George Langford III, 2011
Table of Distribution of the Plants Described in the U.S. Coal Flora.
Page 897
Page 898
Vertical Distribution III pages 897-898
Vertical Distribution III pages 897-898
Continue to Index of Plates in Atlas