Nothorhipsalis houlletiana subsp. regnellii (G.Lindb.) Doweld in Sukkulenty 4: 29. 2002 ["2001"]
Nothorhipsalis houlletiana subsp. regnellii in Sukkulenty 4: 29. 2002 ["2001"]
is new combination for Rhipsalis regnellii in Gartenflora 39: 118. 1890