*Centaurium tenuiflorum (Hoffmanns. & Link) Fritsch ex Janch.

Corolla lobes 3–4 mm long, dark red; corolla tube slightly longer than the calyx. Leaves elliptic-oblong, 1–2 cm long. Erect herb up to 25 cm high. Widespread. Waste places, pastures and cleared land. Introd. from Europe. Fl. spring–summer