Dwarf birch is the Finnish name for the dwarf birch (scientific name Betula nana). It is a small, shrub-like deciduous tree that grows especially in the tundra and northern regions of Finland. Here is some key information about the dwarf birch:

Growth: A low-growing shrub, usually only 20–50 cm tall.

Leaves: Small, roundish, serrated and shiny. Resemble birch leaves but in miniature.

Shoots: Reddish or brown, often hairy.

Flowering: In spring – produces small spiky flowers.

Habitat: Grows mainly in fells, bogs and other places where the climate is cold and the soil is barren.

Distribution: Common in northern Finland, especially Lapland; rarer further south.

Occurs in: Arctic and subarctic areas, also in the tundra and boreal zone.