A Systematic Study of the North American Genus Trillium, Its Variability, and Its Relation to Paris and Medeola
Published in Annals of the Missouri Botanical Garden, in 1917, in volume 4, pages 43-92
Date published:1917
Published in Annals of the Missouri Botanical Garden, in 1917, in volume 4, pages 43-92
Date published:1917