Subspecies, varieties, forms and cultivars of plants belonging to the Opuntia basilaris group

• Opuntia basilaris Engelm. & J.M.Bigelow: (subsp. basilaris) has obovate pads more than 15 cm long. Distribution: it occurs throughout much of the range of the species.
• Opuntia basilaris var. albiflora Walton: White flowering form.
• Opuntia basilaris var. brachyclada (Griffiths) Munz: has smaller compact segments. Distribution: It is found only in chaparral vegetation and the desert
  edges of California.
• Opuntia basilaris var. caudata hort.: It is a dwarf compact form. The cladodes are thick blue/purple and hearted. Origin: Cultivated.
• Opuntia basilaris var. longiareolata (Clover & Jotter) L.D.Benson: has wedge-shaped, narrow stem Pads. Distribution: Mojave Desert of California, Arizona and Grand Canyon.
• Opuntia basilaris var. treleasii (J.M.Coult.) Toumey: has narrow elliptical or obovate pads, often with a few spines. Distribution: Pacific grassland and Mojave Desert of California
• Opuntia basilaris var. whitneyana (E.M.Baxter) W.T.Marshall & T.M.Bock