Description: Perennial with reclining polegnut stems up to 15 cm long. The leaves are narrow and linear. The flower is a corolla about 2 cm long. They are collected in glabrous inflorescences. The fruit is a capsule with many tiny seeds.

Flowering time: May-July

Habitat: Rock crevices, rocks

Interesting fact: Very popular species in horticulture. Locus classicus species is on Plješivica.