the dried fruits of jatropha curcas with common names physic nut, barbados nut, poison nut, or bubble bush

green nature plant leaf organic garden growth natural agriculture botany fresh jatropha curcas closeup tree energy flora tropical seed botanical biodiesel power foliage freshness oil branch fruit environment euphorbiaceae outdoor biofuel physic nut healthy herb flower growing diesel alternative floral glycerin purging blossom leaves gasoline biology bubble bush barbados toxic poisonous