Thawatchai Santisuk, editor <br/><br/>
Flora of Thailand : Vol.11 Part 1 Cornaceae, Daphniphyllaceae, Erythroxylaceae, Helwingiaceae, Lentibulariaceae, Ranunculaceae & Stemonaceae 

 -  Forest Herbarium,  2011 
<br/><br/><label>Source: </label> 2011-12-30