Salix lapponum, the downy willow, is a low, much branched shrub (to 1.5 metres) having a wide distribution in Northern Europe, eastwards to the Altai and western Siberia, and is found as far south as the Pyrenees and Bulgaria. In Scotland it can be found on rocky mountain slopes and cliffs, generally at altitudes between 200 and 900 metres.
- Twigs hairy at first, hairless and rather glossy dark reddish brown later.
- Leaves usually lanceolate to 7 cm long by 2.5 cm wide; slightly hairy to hairy on upper side; usually densely hairy on lower side; margins entire or subentire, sometimes a little undulate.
- Petiole short, occasionally up to 1 cm long but usually less than 5mm.
- "BSBI List 2007". Botanical Society of Britain and Ireland. Archived from the original (xls) on 2015-01-25. Retrieved 2014-10-17.
- "Salix lapponum". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 1 February 2016.
- Willows and Poplars of Great Britain and Ireland, BSBI Handbook No. 4; Meikle; 1984.
- New Flora of the British Isles; Clive Stace; Third edition; 2011 printing.
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