Bibliographic record

Lesquereux, Léo, 1880.

Description of the coal flora of the Carboniferous formation in Pennsylvania and throughout the United States. Second Geological Survey of Pennsylvania: Report of progress, P, vol. II. P. 355-694; index of botanical names. p. i-lxiii.

Specimens figured in this publication:

1621, 1622, 1639, 1640, 1642, 1644, 1645, 1658, 1664, 1666, 1674, 1680, 1727, 1727, 1729, 1730, 1737, 1745, 1759, 1783, 8679, 8682, 8690,