Vegetative key to the families

ROOTLESS EPIPHYTIC PARASITES.

Either; stems robust, erect or pendulous and with well developed leaves; or, stems flat, 3–9 mm wide and bearing scale-like leaves

Leaves reduced to scales (previously Viscaceae) Santalaceae

Plants not parasitic on branches. May be parasitic on the roots of another species

Leaves conspicuously developed

Leaves mostly opposite. Shrub c. 2 m high Santalum