Tài liệu tham khảo WikiPedia: Carya glabra http://data.canadensys.net/vascan/taxon/6236 http://www.efloras.org/florataxon.aspx?flora_id=1&... http://www.ipni.org/ipni/idPlantNameSearch.do?id=3... http://www.ipni.org/ipni/idPlantNameSearch.do?id=4... http://www.irmng.org/aphia.php?p=taxdetails&id=101... http://www.plantsoftheworldonline.org/taxon/urn:ls... http://www.plantsoftheworldonline.org/taxon/urn:ls... http://www.theplantlist.org/tpl1.1/record/kew-2701... http://legacy.tropicos.org/Name/16700022 http://legacy.tropicos.org/Name/16700141
