v       " ดาวฟ้า "   N. 'Dao Fah'       v      

‘Dao Fah‘ by Dr. Slearmlarp Wasuwat /1999


http://www.watergardenersinternational.org/journal/4-3/primlarp/24Daofah.html
https://www.internationalwaterlilycollection.com/?project=nymphaea-dao-fah