Aerial stem-parasitic shrubs, erect to pendulous, glabrous or nearly so; epicortical runners present. Leaves opposite, flat, penninerved or curvinerved. Inflorescence terminal, a raceme of 1-6 decussate pairs of pedunculate triads or single flowers (i.e. sometimes a simple raceme or umbel); triads with central flower sessile and lateral flowers pedicellate; bract 1 under each flower. Corolla 5-merous, curved in bud; petals free, green shading to red or purple above. Stamens unequal; anthers dorsifixed, versatile, 4-locular.