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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
Hogweed (Heracleum sphondylium) in a meadow on a sunny day against a background of wild flowers.
Heracleum mantegazzianum, commonly known as giant hogweed, is a monocarpic perennial herbaceous flowering plant in the carrot family Apiaceae.
A Giant Hogweed plant (Heracleum mantegazzianum), the sap from which can cause serious skin burns when exposed to sunlight.
Hogweed Sosnovskogo close-up. Cow parsnip.
Valeriana officinalis - Real valerian. Common name, Valerian.
Hogweed plant. Closeup of white blooming Giant Hogweed or Heracleum mantegazzianum plants in their natural habitat. weed grass
Hogweed in front of blue sky.
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.
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 sosnovskyi inflorescence on blue sky background. Heracleum sphondylium contains the intense toxic allergen furanocoumarin.
Very robust biennial to 5m; stems ridged, red spotted, up to 10cm in diameter. leaves often very large, pinnately-divided, with broad, toothed and lobed divisions. Flowers white, 8-20mm, in very large umbels up to 50cm across, with 50-150 rays, the petals of the outer flowers very unequal. Fruit oval-elliptical, 9-11mm, broadly winged, hairless or hairy.\nHabitat: Grassy and waste places and stream margins.\nFlowering Season: June-August.\nDistribution: Indigenous in Caucasus and SW Asia. Originally introduced as a garden plant, but now naturalized in much of Europe and still spreading.\n\nThis Plant is now a Pest in the Netherlands and is fight against.
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.
Giant cow Parsnip Heracleum mantegazzianum
Cow Parsnip (Heracleum maximum) at Yellowstone National Park, Wyoming
Giant Hogweed (Heracleum Mentagazzanium), aka Cow Parship - 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
Fruits of masterwort (Peucedanum ostruthium). Pennine Alps. Piedmont. Italy.
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.
Very robust biennial to 5m; stems ridged, red spotted, up to 10cm in diameter. leaves often very large, pinnately-divided, with broad, toothed and lobed divisions. Flowers white, 8-20mm, in very large umbels up to 50cm across, with 50-150 rays, the petals of the outer flowers very unequal. Fruit oval-elliptical, 9-11mm, broadly winged, hairless or hairy.\nHabitat: Grassy and waste places and stream margins.\nFlowering Season: June-August.\nDistribution: Indigenous in Caucasus and SW Asia. Originally introduced as a garden plant, but now naturalized in much of Europe and still spreading.\n\nThis Plant is now a Pest in the Netherlands and is fight against.
poisonous dangerous blooming giant weed tall hogweed
Dried cow parsley in a nature reserve
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.
A man looks at the tall Hogweed Sosnowski.
Giant rhubarb leaves
Giant Hogweed (Heracleum Mentagazzanium), aka Cow Parship - 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
Very robust biennial to 5m; stems ridged, red spotted, up to 10cm in diameter. leaves often very large, pinnately-divided, with broad, toothed and lobed divisions. Flowers white, 8-20mm, in very large umbels up to 50cm across, with 50-150 rays, the petals of the outer flowers very unequal. Fruit oval-elliptical, 9-11mm, broadly winged, hairless or hairy.\nHabitat: Grassy and waste places and stream margins.\nFlowering Season: June-August.\nDistribution: Indigenous in Caucasus and SW Asia. Originally introduced as a garden plant, but now naturalized in much of Europe and still spreading.\n\nThis Plant is now a Pest in the Netherlands and is fight against.
poisonous dangerous blooming giant weed tall hogweed
Queen annes lace in the sunshine. Shot with a Canon 5D Mark iv.
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