Gentiana septemfida, the crested gentian or summer gentian, is a species of flowering plant in the family Gentianaceae, native to the Caucasus and Turkey. It is a low-growing herbaceous perennial growing to 15- tall by 30cm (10inches) wide, bearing up to eight bright blue trumpet-shaped blooms in summer, with striped interiors. It requires a rich, moist soil and full sun.[1]
The Latin specific epithet septemfida means "with seven divisions".[2]
In cultivation this plant[3] and the darker-flowered variety G. septemfida var. lagodechiana[4] have gained the Royal Horticultural Society's Award of Garden Merit.[5]