1. Long cultivated hybrid of Rheum palmatum; stems often cooked in pies or as sauce or preserves
   - pie plant [N. Amer], garden rhubarb, Rheum cultorum, Rheum rhabarbarum, rhubarb

Type of: rhubarb, rhubarb plant

• ocher
• ochlesis
• ochlocracy
• Ochna
• ochna family
• Ochna serrulata
• Ochnaceae
• Ochoa
• polycarpic
• polycarpous
• Polychaeta
• polychaete
• polychaete worm
• polychete
• polychete worm
• polychlorinated biphenyl
• polychromatic
• polychrome
• polychromic
• polychromise
• polychromize
• polychromy
• Polycillin
• Polycirrus
• polyclinic