Echinocereus fendleri subsp. hempelii (Fobe) W. Blum, Echinocereus: 4. 1998 sec. Guzmán & al. 2003
- ≡Echinocereus hempelii Fobe in Monatsschr. Kakteenk. 7: 187. 1897 syn. sec. Guzmán & al. 2003
- =Echinocereus albiflorus Weing. in Kakteenkunde 1933: 156. 1933 syn. sec. Dieter. & al. 2014
- =Echinocereus fendleri var. albiflorus (Weing.) Backeb., Cactaceae (Backeberg) 4: 2047. 1960 syn. sec. Dieter. & al. 2014