Description: Plant, to 60 cm high. The stem is woody at the base with a rosette of leaves that are green and covered with hairs. The leaves on the stem are hairy, elongated and tightly packed. The flowers are collected in clusters at the top of the stem. They are yellow, the petals are up to 2 cm long and roundish. The fruits are round and inflated with the rest of the pestil present.

Flowering time: March-June

Habitat: rocks, cliffs, stone walls.

Interesting fact: It is known in horticulture as the Greek bladderpod.