Rehmannioside D is an iridoid glycoside that has been found in R. glutinosa.1
1.Matsumoto, M., Shoyama, Y., Nishioka, I., et al.Identification of viruses infected in Rehmannia glutinosa Libosch. var purpurea Makino and effect of virus infection on root yield and iridoid glycoside contentsPlant Cell Rep.7(8)636-638(1989)
















