Lindley, J. 1819: Calycanthus fertilix. Scentless Allspice. Botanical Register; Consisting of Coloured Figures of Exotic Plants Cultivated in British Gardens; accompanied by their History, best Method of Treatment in Cultivation, Propagation. London 5: following Pl. 404–4th page following Pl. 404.
Mabberley, D.J. 2008: Mabberley's plant book, a portable dictionary of plants, their classification and uses. Edition 3. Cambridge University Press.