Perennial of the Saxifragaceae family, belonging to the Porphyrion section. Endemic to the Balkans, it is mainly known from the mountain ranges of Bulgaria and North Macedonia, where it colonizes rocks and limestone screes between approximately 1,800 and 2,800 meters.
It forms dense and regular cushions, sometimes of great extent in cultivation, composed of small tight rosettes with linear-lanceolate leaves, medium green to slightly glaucous, rigid and mucronate. The texture of these cushions, finely speckled and very compact, is characteristic and immediately recognizable outside flowering.
The flowers, of a bright and clear yellow, are borne on short stems of 3 to 8 cm, gathered in small loose cymes that emerge directly from the cushion and cover it abundantly. The flower buds have slightly hairy pink to reddish sepals, which contrast nicely with the sulfur-yellow petals when opening. In its natural habitat, its flowering extends from May to July depending on the altitude. In cultivation, it generally occurs in March-April.
It requires a sunny exposure, a very well-drained, mineral soil, preferably limestone, and tolerates summer drought well. Cultivation in rock gardens, troughs, or crevices is perfectly suited to this robust and generous species.