Strophocactus wittii subsp. ericii Kramm in Kakteen And. Sukk. 5: 118. 2015
Strophocactus wittii subsp. ericii in Kakteen And. Sukk. 5: 118. 2015
Holotype: Peru, Loreto, Prov. Requena, Pueblo Bagazan, Rio Ucayali, Apr 2012, E. Kramm 12-01 (MSTR: 143208)
Strophocactus wittii subsp. ericii in Kakteen And. Sukk. 5: 118. 2015