Green Gold: The Epic True Story of Victorian Plant Hunter John Jeffrey
The Pathfinder: A.C. Anderson's Journeys in the West
By Ann Lindsay Seeds of Blood and Beauty: Scottish Plant Explorers (Revised) [Paperback]
In Nature's Realm: Early Naturalists Explore Vancouver Island
Natural History of the Pacific Northwest Mountains (A Timber Press Field Guide)
The Plant Hunters
The Invention of Nature: The Adventures of Alexander von Humboldt, the Lost Hero of Science: Costa & Royal Society Prize Winner
[(The Origin of Plants)] [Author: Maggie Campbell-Culver] published on (October, 2013)
The Collector: David Douglas and the Natural History of the Northwest
David Douglas, a Naturalist at Work: An Illustrated Exploration Across Two Centuries in the Pacific Northwest