Literature has suggested Rajania should be a junior synonym of Dioscorea. Forums: eMonocot Dioscoreaceae classification Add new comment Testing comments Testing comments reply Add new comment Your name Subject Comment * More information about text formats CAPTCHAThis question is for testing whether or not you are a human visitor and to prevent automated spam submissions. What code is in the image? * Enter the characters shown in the image. Files Add a new file Files must be less than 200 MB.Allowed file types: txt.