Pilosocereus flexibilispinus P.J.Braun & Esteves in Kakteen And. Sukk. 41: 88. 1990
Pilosocereus flexibilispinus in Kakteen And. Sukk. 41: 88. 1990
is correct spelling for Pilosocereus flexibispinus in Kakteen And. Sukk. 41(5): 88. 1990
Pilosocereus flexibilispinus in Kakteen And. Sukk. 41: 88. 1990