Aerial stem-parasitic shrubs, erect to pendulous; epicortical runners present. Leaves opposite, penninerved. Inflorescence axillary, a raceme of opposite triads with the central flower sessile and lateral flowers pedicellate, sometimes reduced to a simple raceme or umbel; bract 1 under each flower. Corolla 6-merous, regular; petals united to the middle or higher into a slightly inflated tube. Stamens equal; anthers dorsifixed, immobile, introrse, 4-locular.