Gentiana campestris Linn. Gentianeae. Gentian.
Europe. Linnaeus says the poorer people of Sweden use this species as a hop to brew with their ale.
Gentiana lutea Linn. Yellow Gentian.
Europe and Asia Minor. The root contains sugar and mucilage, and in Switzerland an esteemed liquor is prepared from it. It is an inmate of the flower garden in France.