Étude critique des genres Voyria et Leiphaimos (Gentianaceæ) et révision des Voyria d'Afrique
Published in Adansonia, in 1967, in volume 7, issue 1, pages 53-71
Date published:1967
Published in Adansonia, in 1967, in volume 7, issue 1, pages 53-71
Date published:1967