4.21 Stryphnodendron porcatum D.A. Neill. & Occhioni f., Ann. Missouri Bot. Gard. 76(1): 357. 1989.

Type.

Ecuador. Napo, 1 km N of Coca, 00°25'S, 77°00'W, 15 Sep 1986, Neill & Palacios 7359 (holotype: QCNE 233!, isotypes: G!, INPA!, K!, MO!, NY!, RFA!, US!).