Saxifraga × arendsii, or as a cultivar group Saxifraga Mossy Group, known as the mossy saxifrage, is a perennial garden flowering plant.

[1] Saxifraga × arendsii can reach a height of 5–10 centimetres (2.0–3.9 in).

This evergreen perennial herbaceous plant has leaves arranged in a dense basal rosette.

The surface-spreading, cushion to mound-forming, mossy leaves are glossy, bright green, linear, oval or oblong.

They are solitary, tiny, cup-shaped or star-shaped, and may be white, bright pink or dark red.