Plantago

**Definition:** A plant genus of the family Plantaginaceae. The small plants usually have a dense tuft of basal leaves and long, leafless stalks bearing a terminal spike of small flowers. The seeds, known as PSYLLIUM, swell in water and are used as laxatives. The leaves have been used medicinally.

**Tree numbers:** - B01.875.800.575.912.250.583.700.700

**Synonyms:** - Plantain