GENTIANA ACAULIS L.
Plant 4-8 cm high. Opposite lanceolate oval leaves. Single flowers 5 cm long, with a blue corolla in the shape of a 5-pointed flared bell. Fior .: VI - VII. It grows in alpine meadows from 800 to 2500 m. There are two entities: Gentiana clusii of the calcareous mountains and G. kochiana of the calciocarente grounds.