Coleocephalocereus decumbens F.Ritter in Kakteen And. Sukk. 19: 160–161. 1968 sec. Zappi & Taylor 2020
- ≡Coleocephalocereus fluminensis subsp. decumbens (F.Ritter) N.P.Taylor & Zappi in Cactaceae Consensus Init. 3: 7. 1997 syn. sec. ???
- Type: Brazil, Minas Gerais, Água Vermelha [Padre Paraíso], F. Ritter 1340 (U)