Cactaceae
Tephrocactus alexanderi
Basionyme et synonymes homotypes
Opuntia alexanderi Britton & Rose 1923
Tephrocactus alexanderi (Britton & Rose) Backeb. 1953
Tephrocactus bruchii (Speg.) Speg. 1926
Opuntia halophila Speg. 1925
Tephrocactus halophilus (Speg.) Backeb. 1935
Opuntia riojana Hosseus ex Backeb. & F.M.Knuth 1935
Tephrocactus riojanus (Hosseus ex Backeb. & F.M.Knuth) Backeb. 1936
Tephrocactus microsphaericus Backeb. 1966
Tephrocactus alexanderi (Britton & Rose) Backeb. 1953
Autres noms considérés comme synonymes
Opuntia bruchii Speg. 1925Tephrocactus bruchii (Speg.) Speg. 1926
Opuntia halophila Speg. 1925
Tephrocactus halophilus (Speg.) Backeb. 1935
Opuntia riojana Hosseus ex Backeb. & F.M.Knuth 1935
Tephrocactus riojanus (Hosseus ex Backeb. & F.M.Knuth) Backeb. 1936
Tephrocactus microsphaericus Backeb. 1966