Astrophytum myriostigma subvar. tulense (K.Kayser) Backeb., Cactaceae 5: 2660. 1961
Astrophytum myriostigma subvar. tulense, Cactaceae 5: 2660. 1961
is new combination for Astrophytum myriostigma subsp. tulense in Kakteen-Freund 1: 58. 1932
Astrophytum myriostigma subvar. tulense, Cactaceae 5: 2660. 1961
Taxon for this name