There were 2 illustrations found for C.N. Leaf
6 928517 Secondatia duckei Markgr.Ann. Missouri Bot. Gard., vol. 36 : t. 40 (1949) [C.N. Leaf]
Duckeodendron cestroides Kuhlm.Kew Bull., vol. 53 : p. 205, fig. 1 (1998)
6 928517 Secondatia duckei Markgr.Duckeodendron cestroides Kuhlm.