Features
			
				Perennial.
			
			
				
					| Species | 
					Perrenial | 
				
				
					| Living space | 
					Lake, Pond, River edge, Swamp, Wet site | 
				
				
					| Size | 
					15-30 cm | 
				
			
			Description
			It grows to a height of 15 to 30 cm. It has a thin, creeping, articulated rhizome and short underground stolons. The leaves are sessile, the flower stalk shorter than the supporting leaf, the corolla up to 1.8 cm long, with a broad tube. It grows in warmer areas on humid sites from lowlands to mountains, avoiding limestone. The plant contains several toxic glycosides.