Dryas integrifolia

Dryas integrifolia is a species of flowering plant in the rose family known by the common names arctic avens, entireleaf mountain-avens, white mountain-avens, northern white mountain avens, and mountain avens. It is native to northern parts of North America, where it occurs from Alaska across Canada to Greenland. It is a common species of the Arctic and it is probably the most common flowering plant on some of the western Arctic islands. This plant is a shrub, often a dwarf shrub. It forms a prostrate mat up to 10 cm (3.9 in) to 17 cm (6.7 in) tall, the stems branching horizontally along the ground. The leaves are borne on stipulate petioles that are covered in long, silky or woolly hairs. The leaf blades are linear to lance-shaped and measure up to 2.2 cm (0.87 in) long. The blades have smooth upper surfaces and densely haired undersides. The flowering stem (peduncle) has no leaves on it but is covered in long woolly hairs. It bears a single flower with up to 11 obovate petals which a......read more on Wikipedia.