Morphological characteristics Dendrobium longicornu Lindl. stems tufted, slightly harder texture, cylindrical, 7-35 cm long, 2-4 mm thick, unbranched, with multiple nodes, internodes 2-4 cm long. Leaves thinly leathery, several, narrowly lanceolate, 3-7 cm long, 5-14 mm wide, acuminate to apex, apex unequal 2-lobed, basal inferior to aphroditic sheath, both surfaces…