[1] : The Collaborative International Dictionary of English v.0.48

palma christi \pal"ma chris"ti\ l., palm of christ. bot.
   a plant ricinus communis with ornamental peltate and
   palmately cleft foliage, growing as a woody perennial in the
   tropics, and cultivated as an herbaceous annual in temperate
   regions; -- called also castor-oil plant. sometimes
   corrupted into palmcrist.
   1913 webster
see also:
ricinus communis castor-oil plant palmcrist 

[2] : The Collaborative International Dictionary of English v.0.48

castor oil \cas"tor oil\ ka^s"t~er oil`.
   a mild cathartic oil, expressed or extracted from the seeds
   of the ricinus communis, or palma christi. when fresh the
   oil is inodorous and insipid.
   1913 webster

   castor-oil plant. same as palma christi.
      1913 webster
see also:
ricinus communis palma christi castor-oil plant 

[3] : WordNet (r) 2.0

castor-oil plant
     n : 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 syn: castor bean plant, palma
         christi, palma christ, ricinus communis
see also:
castor bean plant palma christi palma christ ricinus communis 

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