Aspidosperma steyermarkii Woodson in Ann. Missouri Bot. Gard. 38(2): 187. 1951.

Holotype:— VENEZUELA. Bolívar: Ptari-tepuí, East of “ Cave Rock ”, alt. 2130 m, 4 Nov 1944, J.A. Steyermark 59858 (MO [barcode MO-2958581 image!]; isotypes: F[barcode V0092486F image!], NY [barcode 00297996 image!],VEN [barcode VEN35845 image!]) .