This book will be of interest to all those concerned with the study and use of medicinal and aromatic plants and provides a comprehensive and contemporary overview of the status of this particular genus.

The last volume of this magnificent collection, which includes the final three books of the main saga, bringing to a close the adventures of Valerian, Laureline and the vanished Earth in style.

This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations.

In this sixth volume of the Collected Edition, our two former agents, now idle, create their own adventures by helping their fellow beings, and resume their quest to find Earth.

This first volume of the collection contains books 1 and 2 of the series: The City of Shifting Waters – in its original two-part, 9 pages longer format – and The Empire of a Thousand Planets.

In this book you will find volumes 3 to 5: The Land Without Stars, Welcome to Alflolol and Birds of the Master – three stories that introduce the societal criticism aspect of the series.