Liên quan Haraella Haraella retrocalla Harpella forficella Hardella thurjii Harpella Harrell, Arkansas
Tài liệu tham khảo WikiPedia: Haraella retrocalla http://www.ipni.org/ipni/idPlantNameSearch.do?id=6... http://www.theplantlist.org/tpl1.1/record/kew-9627...