Features
Perennial.
Species |
Perrenial |
Living space |
Lake, Meadow, Pond, River edge, Swamp, Wet site |
Size |
10-100 cm |
Description
The stem is quadrangular. It is a moisture-loving species. The plant is mostly bare, the cup fitting hairy. Wreath light blue, 5 to 8 mm wide. Fruit reddish brown. It grows in moist to wet habitats from the lowlands to the Montana belt.