Hook.f. 1860 - Hooker JD (1860) XIV. Illustrations of the Floras of the Malayan Archipelago and of Tropical Africa. Transactions of the Linnean Society of London 23(1): 155-172. doi: 10.1111/j.1096-3642.1860.tb00128.x.
There is no corrections for Pentaspadon motleyi yet.