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The Giant Hogweed is a highly invasive wildflower that can cause rashes and blisters and can cause blindness.  It often can grow in excess of seven feet tall.
Heracleum mantegazzianum, commonly known as giant hogweed, is a monocarpic perennial herbaceous flowering plant in the carrot family Apiaceae.
Hogweed Sosnovskogo close-up. Cow parsnip.
Harmful plant cow parsnip. The flower of cow parsnip. Large white inflorescences of cow parsnip close-up. Large flowers of cow parsnip at close range.
Flower in Rebun
Giant Hogweed (Heracleum Mentagazzanium), aka Cow Parsnip - tall (up to 15-20 feet in height), herbaceous, biennial plant that invades disturbed areas across the Northeast and Pacific Northwestern United States, and Northern Europe
Heracleum Sosnowskyi on blue sky background. All parts of Heracleum Sosnowskyi contain the intense toxic allergen furanocoumarin. High quality photo
Heracleum maximum, Cow Parsnip or  Indian Celery, is the only member of the genus Heracleum native to North America. Huckleberry Botanic Regional Preserve, Oakland, California. Apriaceae.
Heracleum plant also called cow parsnip in riverside meadow at sunset
Cow parsnip at Milgara Ridge  Golden Gate National Recreation Area  on a foggy spring day.
Cow parsnip in field. dangerous allergic hogweed plant growing in the field. Blooming plant on a summer day.
Insects on the flower of a wild carrot, Daucus carota which is a common plant in Denmark and often seen on roadsides and shoulders
poisonous dangerous blooming giant weed tall hogweed
Fruits of masterwort (Peucedanum ostruthium). Pennine Alps. Piedmont. Italy.
Angelica Archangelica officinalis , umbelliferae, flower bumblebees and flies feeds nectar, moist meadow, drug plant, phytotherapy - angel Archangel Michael pointed to medicinal properties of plant
The flower head of a Giant Hogweed plant (Heracleum mantegazzianum), the sap from which can cause serious skin burns when exposed to sunlight.
Hogweed is a poisonous plant, burns from which bring great difficulties. His flowers are very tall and spectacular.
Fool's parsley in a wildflower meadow.
The giant hogweed is in full bloom. Touching this weed can cause burns to humans and animals. Municipalities often quickly remove this invasive exotic species.
Hogweed in front of blue sky.
Sun rays and bokeh overlay, copy space.
Close-up of the white flower head and buds of the hogweed plant or Heracleum sphondylium on a sunny day in the Netherlands.
Devils club, with its large leaves, produces beautiful white flowers during the summer months.
Umbelliferous plant Heracleum hogweed grows and blooms. High quality photo
Smyrnium olusatrum, common name Alexanders, is an edible cultivated flowering plant of the family Apiaceae. It is also known as alisanders, horse parsley, black lovage
Cow parsnip blooms in summer in a meadow, Heracleum Sosnowskyi
Goutweed flowering bloom closeup in backyard garden
Large view on the dangerous plant Parsnip Sosnowski (Heracleum sosnowskyi)
Fools parsley in a grass meadow
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