Photo: Aloe greatheadii 1.
Botanical name:
Leaf surface, and spines. Botanical garden Kaisaniemi, Helsinki, Finland. Greenhouse. 2006-04-22.
Aloe greatheadii (Schnl.) Glen & Hardy
Bot. syn.: Aloe barbertoniae Pole-Evans, Aloe comosibracteata Reynolds, Aloe davyana Schönl., Aloe graciliflora Groenew., Aloe labiaflava Groenew., Aloe longibracteata Pole-Evans, Aloe mutans Reynolds, Aloe verdoorniae Reynolds