pie plant

Từ điển WordNet v3.1 - WordNet Dictionary

noun

long cultivated hybrid of Rheum palmatum;
stems often cooked in pies or as sauce or preserves
• Syn:
garden rhubarb, Rheum cultorum, Rheum rhabarbarum, Rheum rhaponticum
• Hypernyms:
rhubarb, rhubarb plant