แหล่งที่มา WikiPedia: Paraknoxia http://www.ville-ge.ch/musinfo/bd/cjb/africa/detai... http://www.ipni.org/ipni/idPlantNameSearch.do?id=3... http://www.plantsoftheworldonline.org/taxon/urn:ls... http://legacy.tropicos.org/Name/40001246 https://npgsweb.ars-grin.gov/gringlobal/taxonomyge... https://www.ncbi.nlm.nih.gov/Taxonomy/Browser/wwwt... https://gd.eppo.int/taxon/1PKXG https://eol.org/pages/29491 https://www.gbif.org/species/2918898 https://www.inaturalist.org/taxa/576513
