An illustrated flora of the Northern United States, Canada and the British possessions Vol. 3, Gentianaceae to Compositae : Gentian to thistle - from Newfoundland to the parallel of the Southern boundary of Virginia, and from the Atlantic Ocean Westward to the 102D Meridian

Förlag	År	Ort	Om boken	ISBN
New York Botanical Garden	1943	USA, New York	[4], 637 sidor. : ill.