Piper arboreum var. hirtellum Yunck. in Ann. Missouri Bot. Gard. 37: 64. 1950
Piper arboreum var. hirtellum in Ann. Missouri Bot. Gard. 37: 64. 1950
Holotype: Guyana, NW Distr., Waini R., de la Cruz 3623
Piper arboreum var. hirtellum in Ann. Missouri Bot. Gard. 37: 64. 1950