Proceedings of The Academy of Natural Sciences (Part III -- Oct.-Dec., 1886) Published: Total Pages: 124 Get eBook
Die Vegetation der Erde: 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 Adolf Engler Published: 1911 Total Pages: 904 Get eBook
Scientific Papers of Asa Gray: Reviews of works on botany and related subjects, 1834-1887 Asa Gray Published: 1889 Total Pages: 420 Get eBook
Reviews of works on botany and related subjects, 1834-1887 Asa Gray Published: 1889 Total Pages: 418 Get eBook
