Botanical name: Rheum australe Family: Polygonaceae (Knotweed family)
Synonyms: Rheum emodi Wall. ex Meisn.
Himalayan rhubarb is a plant which has dark reddish-purple flowers, in dense branched clusters, in a long inflorescence which can be 1 ft long. The inflorescence enlargesly greatly in fruit. The plant has stout stems, streaked green and brown, 1.5-2 m high. Leaves are roundish with a heart-shaped base. Basal leaves can be quite large, upto 60 cm across. Himalayan rhubarb is found in the Himalayas, from Lahaul to Nepal, Bhutan, S. Tibet, at altitudes of 3200-4200. Flowering: June-July.
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The flower labeled Himalayan Rhubarb is ...