John William Harshberger – författare

Phytogeographic Survey Of North America

A Consideration Of The Phytogeography Of The North American Continent, Including Mexico, Central America And The West Indies, Together With The Evolution Of North American Plant Distribution

Phytogeographic Survey Of North America

A Consideration Of The Phytogeography Of The North American Continent, Including Mexico, Central America And The West Indies, Together With The Evolution Of North American Plant Distribution

Botanists of Philadelphia and Their Work

Botanists of Philadelphia and Their Work

Phytogeographic Survey of North America

A Consideration of the Phytogeography of the North American Continent, Including Mexico, Central America and the West Indies, Together With the Evolution of North American Plant Distribution; Volume 13

Phytogeographic Survey of North America

A Consideration of the Phytogeography of the North American Continent, Including Mexico, Central America and the West Indies, Together With the Evolution of North American Plant Distribution; Volume 13

Vegetation Of The New Jersey Pine-barrens

An Ecologic Investigation

Vegetation Of The New Jersey Pine-barrens

An Ecologic Investigation

Botanists Of Philadelphia And Their Work (1899)