senna siamea, yellow cassia

forests escaped domestic plantings feet wide genus name rutaceae skin painkiller specific epithet cork medicinal naturalized long berberine large specimens tree tall corky bark benign prostatic hyperplasia horizontal branching treelike structure phellos herbal strong odor pregnancy sakhalin traditional chinese medicine citrus family ainu people swelling common urological disorders amurense plant england rounded bph native habitat stout lower branches redness broad spreading crown amur river fetus dendron senna siamea yellow cassia branch phellodendron showcasing lush green leaves distinctive