Uebelmannia pectinifera 
            즐극환(櫛極丸) Uebelmannia pectinifera               가우백환 Uebelmannia pectinifera var. pseudopectinifera

  
                                가우백환                                                      황자 우백환 Uebelmannia flavispina

 
                           Uebelmannia sp.