Heracleum persicum, commonly known as Persian hogweed or by its native name Golpar is a species of hogweed, a perennial herbaceous plant in the carrot family Apiaceae. It grows wild in humid mountainous regions in Iran and some adjacent areas. Having been introduced in the 1830s, it has spread across Scandinavia. It is now very common in northern Norway, where one of its names is Tromsø palm.
The plant has also been spotted in Sweden. In Finland, it has been declared an invasive species.
Ground golpar (H. persicum) seeds
Heracleum is a genus of biennial and perennial herbs in the carrot family Apiaceae. They are found throughout the temperate northern hemisphere and in high mountains as far south as Ethiopia. Common names for the genus or its species include hogweed and cow parsnip.
Giant hogweed, Heracleum mantegazzianum
Sosnowsky's hogweed, Heracleum sosnowskyi
Cow parsnip, Heracleum maximum
Common hogweed, Heracleum sphondylium