castor bean plant

Thesaurus

Noun

1.

castor bean plant - 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 tropicscastor-oil plant, palma christ, palma christi, Ricinus communiscastor bean - the toxic seed of the castor-oil plant; source of castor oilgenus Ricinus, Ricinus - a genus of herb having only one known species: castor-oil plantbush, shrub - a low woody perennial plant usually having several major stems