Diwakar's Ginger is allied to Zingiber
neesanum but differs in having yellow flowers, lip dark yellow,
mid-lobe ovate, longer than the lateral lobes and deeply cut upto
3/4th. Red spots form two lines for each segment. Zingiber
neesanum has white flowers. Leafy shoot is 0.5-2.2 m tall, erect,
thick, fleshy, basal region purplish red and upper part purplish red
with green tinge. Leaves are shortly stalked, 7-35 cm long, 2-6 cm
wide, lanceshaped, entire, tip long-pointed. Flowers are borne in
spikes 6-25 cm long, but can be as large as 45 cm. Flowers are longer
than the bracts, 4-6 cm long, one per bract. Diwakar's Ginger is found
in the Western Ghats.