Hottonia palustris. Water violet.

Life-form & Growth Form:

Hydrophyte. Herbaceous perennial. Irregularly fragmenting. Stoloniferous.  

Flowering period: 

May to July.

Habitats: 

Deep drains. Still, shallow, base-rich, clear water (ponds/ ditches/ ox-bows/ backwaters). Canals. Wet woodland. Lowland. 

Threats:

Wetland drainage. Vegetation clearance. Clearance of wet woodland and fen habitats. Eutrophication from agricultural run-off.  

Static distribution map:
Hottonia palustris
Hottonia palustris
For an interactive map follow this link to the BSBI webpage