large shrub of tropical Africa and Asia having large palmate leaves and spiny capsules containing seeds that are the source of castor oil and ricin; widely naturalized throughout the tropics  
<noun.plant>
<noun.plant>
| Ricinus communis |   | 
| castor bean plant |   | 
| castor-oil plant |   | 
| palma christ |   | 
| palma christi |   | 
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