What is Square-Stemmed Willow Herb?
Square-Stemmed Willow Herb (Epilobium tetragonum) is a perennial plant belonging to the Onagraceae family, known for its distinctive square stems and light, airy presence in various European and North African habitats, including Albania, Algeria, Austria, Belgium, Bulgaria, and o… Square-Stemmed Willow Herb (Latin: Epilobium tetragonum, family Onagraceae) is a medicinal plant catalogued in PlantSage.
