waterdrieblad is a perennial marsh plant with a long spongy, horizontal rhizome

america and aquatic area asia beautiful bloom blossom botanical botany distribution europe flora floral flower flowering freshness green hemisphere horizontal indies leaf long macro marsh menyanthes menycnthes natural nature north northern northwest perennial plant plants pond rhizome shoreplant spongy stem summer triangle trifoliata water waterdrieblad white wildflower