Echinopsis arachnacantha subsp. densiseta (Rausch) M.Lowry in Cactaceae Syst. Init. 13: 16. 2002
Echinopsis arachnacantha subsp. densiseta in Cactaceae Syst. Init. 13: 16. 2002
is new combination for Lobivia arachnacantha var. densiseta in Kakteen And. Sukk. 21: 45. 1970
Echinopsis arachnacantha subsp. densiseta in Cactaceae Syst. Init. 13: 16. 2002