Tephrocactus

Tephrocactus Lem. (1868)

🌵 Author(s)	Charles Lemaire
🌵 Type	Tephrocactus diadematus

Etymology

Greek tephra ‘ashes’ + Cactus. For the color of the epidermis (“Tephra: cendre, couleur de l’épiderme”), described by Lemaire as ash-brown (“brun cendré”). Not for the color of the spines (Eggli & Newton, Etymological Dictionary of Succulent Plant Names. 2004).