As nouns the difference between plantago and psyllium
is that plantago is plantain while psyllium is any of several plants of the genus plantago , whose seeds are used commercially for the production of mucilage.
plantago
Not English
Plantago has no English definition. It may be misspelled.
psyllium
Noun
(en-noun)
Any of several plants of the genus Plantago , whose seeds are used commercially for the production of mucilage.