Salix retusa can reach a height of 10–30 centimetres (3.9–12 in). This plant usually develop creeping stems, rarely erect. The dull green leaves are obovate, lanceolate or elliptic, with entire margins, 2 × 1 cm, with very short petioles. Like all willows this species is dioecious. Catkins are broadly cylindrical, with yellow anthers. Flowers bloom from June to July.
It is present in mountains of central and southern Europe including Pyrenees.
This species can be found a in rock crevices and screes at elevation of 2,000–2,700 metres (6,600–8,900 ft) above sea level.
- Pignatti S. - Flora d'Italia (3 voll.) - Edagricole – 1982
- Christoper Brickell (Editor-in-chief): RHS A-Z Encyclopedia of Garden Plants. Third edition. Dorling Kindersley, London 2003