Originally published in 1921, this book presents a detailed account 'of the two Devonian land floras'. Illustrative figures and textual notes are incorporated throughout. This book will be of value to anyone with an interest in the Devonian period, botany and the history of science.

What do we now know about the origins of plants on land, from an evolutionary and an environmental perspective? The essays in this collection present a synthesis of our present state of knowledge, integrating current information in paleobotany with physical, chemical, and geological data.

This 1993 textbook describes and explains the origin and evolution of plants as revealed by the fossil record.