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Saxifraga aspera is a species of saxifrage known by the common name of rough saxifrage. In German it is known as Rauhhaariger Steinbrech. It is placed in section Trachyphyllum of the genus Saxifraga. There are two subspecies, Saxifraga aspera subsp. aspera and Saxifraga aspera subsp. micrantha. It is a plant of the pan-Arctic tundra and is also found in Europe at moderately high altitudes in the Alps, Pyrenees and northern Apennines.
Rough saxifrage is predominantly a plant of the Arctic tundra. It is one of only two species in the Saxifraga section Trachyphyllum (the other being Saxifraga bryoides) to extend is range into Western Europe where it is found at altitudes of between 1,400 and 3,000 metres (4,600 and 9,800 ft) in the Alps, Pyrenees and northern Apennines. The plant typically grows on damp rocks and gravel on the banks of streams but it is sometimes found growing in turf. It prefers acid conditions and avoids calcareous soils.
Yellow mountain saxifrage · Garden Mossy Saxifrage · Saxifraga bicuspidata · Spiny Leaf Saxifrage · Yellowdot saxifrage · Mossy Saxifrage · Saxifraga burseriana · Thick Leaved Saxifrage · Saxifraga candelabrum · Nodding saxifrage · Tufted saxifrage · Saxifraga cochlearis
Text excerpted from the Wikipedia article Saxifraga aspera by its contributors, under CC BY-SA 4.0; the excerpts are shared under the same licence.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.
