A plant (Rheum rhabarbarum) cultivated for its edible stalks and often referred to in cooking, commonly known as rhubarb.

रुवाबार्बर (रूख़ी जड़)

English Usage: I made a delicious pie using fresh pieplant from the garden.

Hindi Usage: मैंने बाग से ताजा रुवाबार्बर का उपयोग करके एक स्वादिष्ट पाई बनाई।