MeSH definition : Common name for Ricinus communis, a species in the family EUPHORBIACEAE. It is the
source of CASTOR OIL.; A species in the family EUPHORBIACEAE that is the source of CASTOR OIL.;
Common name for Ricinus communis, a species in the family EUPHORBIACEAE. It is the
source of CASTOR OIL. A species in the family EUPHORBIACEAE that is the source of CASTOR OIL.