Family: Rubiaceae

Description: 

Evergreen, woody shrubs. Leaves opposite, elliptic, obovate-oblanceolate, apex acute or shortly acuminate, margins entire: stipules filiform, base broad. Flowers sessile, 1.5-2 cm long, reddish-yellow. Calyx ca. 0.3-0.4 cm long; tube oblong, lobes 5, short, triangular. Corolla ca. 1.2-1.8 cm long, lobes triangular.