Vegetative key to the families
Vegetative Key Vegetative key to the families
LEAVES REDUCED TO SCALES ON THE AERIAL STEMS
Saprophytic herbs (one a climber) usually without chlorophyll Orchidaceae
Plants epiphytic on trees, logs, rocks
Leaves linear, many times longer than broad
Leaves not basal, terete Dendrobium
Leaves basal, flat or folded. Plants tufted