Nathaniel Lord Britton

An Illustrated Flora of the Northern United States, Canada, and the British Possessions V2 (1913)

The Bahama Flora

Contributions to the Botany of the Yukon Territory Volume 1901]

Cact

A Preliminary Catalogue of the Flora of New Jersey

An Flora of the Northern United States, Canada and the British Possessions (Volume 1); From Newfoundland to the Parallel of the Southern

An Flora of the Northern United States, Canada and the British Possessions (Volume 3); From Newfoundland to the Parallel of the Southern

An Illustrated Flora of the Northern United States, Canada and the British Possessions from Newfoundland to the Parallel of the Southern Boundary of Virginia, and from the Atlantic Ocean Westward to the 102d Meridian Volume 2

Studies in West Indian Plants

The Cactaceae, Descriptions and Illustrations of Plants of the Cactus Family

Descriptions of Cuban Plants New to Science

Flora of Bermuda ..

Catalogue of Plants Found in New Jersey [Microform]

An Illustrated Flora of the Northern United States, Canada and the British Possessions, from Newfoundland to the Parallel of the Southern

The Cactaceae - Descriptions And Illustrations Of Plants Of The Cactus Family - Vol 1

An Illustrated Flora of the Northern United States, Canada and the British Possessions, Volume I

An Illustrated Flora Of The Northern United States, Canada And The British Possessions - From Newfoundland To The Parallel Of The Southern Boundary Of Virginla, And From The Atlantic Ocean Westward To The 102D Meridian - Vol 1

Illustrated Flora of the Northern United States and Canada

An Illustrated Flora of the Northern United States and Canada: v. 3

An Illustrated Flora of the Northern United States and Canada: v. 1

The Cactaceae