A hairy, erect, unbranched perennial. Ours were growing in the midst of tall grass in an open woodland, 50 cm tall.
Flower. Flowers reddish-purple changing to deep, dark blue ("starts red; opens blue"), 5-lobed funnel-shaped, the terminal leafy cymes elongating in fruit.
Leaf. Lanceolate to narrow-elliptical, long-pointed, dark green.
Habitat. Woodland margins, scrub, hedges.
Pod. Nutlets white, shiny.