Boucerosia
(from boukeros, furnished with buffaloes' horns; in reference to the curved lobes of the corona). ORD. Asclepiadeae. A genus of greenhouse succulent perennials, allied to Stapelia, and requiring the same culture. Flowers numerous, terminal, umbellate; corolla sub-campanulate, five-cleft; segments broadly triangular, with acute recesses; stramineous corona fifteen-lobed; lobes disposed in a double series; the five inner ones opposite the stamens and lying upon the anthers; the rest exterior, erect, or a little incurved at apex, adhering to the back of the inner ones. Branches and stems tetragonal, with toothed angles.
B. europaea (European). fl. purple brown, yellow. Summer. h. 4in. Sicily, 1833. SYNS. Apteranthes and Stapelia Gussoniana. (B. R. 1731.) B. maroccana (Morocco).* fl. dark red purple, with yellow concentric lines. Summer. l. minute, trowel-shaped, deflexed at tip of stem angles. h.4in. Morocco, 1875. (B. M. 6137.)