Observations on the Inflorescence of Apocynaceae. (With Special Reference to the American Genera of Echitoideae)
Published in Annals of the Missouri Botanical Garden, in 1935, in volume 22, pages 1-48
Date published:1935
Published in Annals of the Missouri Botanical Garden, in 1935, in volume 22, pages 1-48
Date published:1935