The term subshrub or undershrub refers to either a small shrub or a perennial that is largely herbaceous but slightly woody at the base. "Subshrub" is often used interchangeably with "bush".
Lavandula stoechas
Linnaea borealis is a species of flowering plant in the family Caprifoliaceae. It is the only species in the genus Linnaea. It is a boreal to subarctic woodland subshrub, commonly known as twinflower.
The leaves are under 1 cm long, with a few shallow teeth on the upper half.
Linnaea borealis ssp. longiflora in the Mount Baker-Snoqualmie National Forest, Washington, U.S.
Linnaea borealis may form long-persisting clonal colonies