*[http://www.ars-grin.gov/cgi-bin/npgs/html/tax_search.pl?Phrynium%20rheedei GRIN]
*[http://www.ipni.org/ipni/simplePlantNameSearch.do?find_wholeName=Phrynium%20rheedei&output_format=normal&query_type=by_query&back_page=query_ipni.html IPNI]
*[http://mansfeld.ipk-gatersleben.de/pls/htmldb_pgrcapex/f?p=185:4546:132916441287460115298947425138::NO::P7_BOTNAMEmodule,P7_DB_CHECKBOX1mf_use,P7_DB_CHECKBOX2source,P7_DB_CHECKBOX4akzanz,rehm,akzname,taxid:Phrynium%20rheedeimf,,botnam,0,,Phrynium%20pubinerve, 14291 Mansfeld]
*[http://www.plantnames.unimelb.edu.au/Sorting/Phrynium.html Multilingual Plant Name Database]
*[http://www.theplantlist.org/tpl1.1/search?q=Phrynium+rheedei Plant List]