This succulent milkweed forms small shrublets of erect, cylindrical, waxy stems resembling those of the Canary Islands’ Ceropegia dichotoma. Seedlings have added character with angled, knobby, greener stems. HBG 90217, plants grown from seeds collected Dec. 3, 2002, by Röösli & Hoffmann (2602), on Mt. Antoetra, Ambatofinandrahana, Madagascar. $4.