barbados nut or physic-nut, the seed of which furnishes a purgative oil similar to croton oil.
Synonym: jatropha glandulifera.
there is a publication in current science where a study of j curcas and j. glandulifera has been made. Is j glandulifera is a synonym or another species needs validation.
Usually type specimens would be available at Kew or other botanic garden herbaria. More information will be welcome.