Sydney Australia, sansevieria ehrenbergii or sword sansevieria has leaves in two opposite rows (distichous), forming a sparse fan-shape Stock Photo - Alamy
Green World - Sansevieria Blue Kew or Sansevieria... | Facebook
Blue sansevieria, Sword sansevieria, Oldupai or East African wild sisal (Sansevieria ehrenbergii Stock Photo - Alamy
Sansevieria Hybrid 'Katana' (a cross between Ehrenbergii X Arborecens) - YouTube
Dracaena hanningtonii - Wikipedia
How to Grow Sansevieria ehrenbergii | Growing Sword Sansevieria