Dysphania botrys, the Jerusalem oak goosefoot (syn. Chenopodium botrys), also called feathered geranium, is a flowering plant in the genus Dysphania (the glandular goosefoots). It is native to the Mediterranean region.Jerusalem oak goosefoot was formerly classed in the genus Ambrosia, with the binomial name Ambrosia mexicana. It is naturalised in the United States and Mexico, the old species synonym deriving from the latter.