Plant: Variable perennial (rarely annual) herb; 4-6 at nodes, rounded at apices, not bristle-tipped Leaves: 4-6 at nodes, rounded at apices, not bristle-tipped Flowers: perfect; corolla rotate, 3-4-lobed Fruit: FRUITS of 2 hard, spherical, smooth, brown or black mericaps REFERENCES: Dempster, Lauramay T. 1995. Rubiaceae. J. Ariz. – Nev. Sci. 29(l): 29.