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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.
Hogweed is a poisonous and actively spreading plant on the ground. Umbellate weed plant Cow Parsnip flowering on a field on a summer day. Ripening of seeds of a dangerous giant hogweed.
Close up of a common hogweed flower head
The flower head of a Giant Hogweed plant (Heracleum mantegazzianum), the sap from which can cause serious skin burns when exposed to sunlight.
Close-up of a ground elder (Aegopodium podagraria) against a blurred green background. Ground elder is generally considered a nuisance weed
A plant whose roots are used as a sedative and to treat certain medical conditions. It is being studied as a way to improve sleep in cancer patients undergoing treatment. Also called garden valerian, Indian valerian, Pacific valerian, Mexican valerian, garden heliotrope, valerian, and Valerianae radix.
Hogweed in a wild field. A very dangerous and poisonous plant growing in central Russia, causing severe chemical burns and sometimes death, selective focus
Geranium leaves and single late flower on a frosty morning
A closeup shot of the flowers of a cow parsley plant
Elder flowers in nature
poisonous dangerous blooming giant weed tall hogweed
Autumn grass and herbs in the afternoon light in autumn.
White Ligusticum scoticum aka Scots lovage or Scottish licorice root flowers
buckwheat field
Wild flower in the field
A beautiful field of Joe-Pye Weeds in Connecticut.
Heracleum Sosnowskyi, cow parsnip blooms on a meadow in summer
Late Boneset in Bloom in Meadow.    Late-Flowering Thoroughwort
flower of Giant Hogweed resp.Heracleum mantegazzianum,lower Rhine region,Germany
Wildflowers in a meadow recovering from a forest fire within Jasper National Park in the Canadian Rockies
flowers of the medicinal elder plant bloom on the bush in summer
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
American Cow parsnip (Heracleum maximum)  is also known as  Satan celery, Indian celery, Indian rhubarb or pushki. Native to North America.
Fatsia japonica, commonly called Japanese aralia, Glossy-leaved paper plant, Big-leaf paper plant, and Figleaf palm, is an evergreen shrub or small tree that is native to Japan. It is an attractive foliage plant noted for its palmately lobed glossy dark green leaves that typically have 7-9 deep lobes. Small creamy flowers in umbels bloom in fall, followed by black berries.
angelica forest blooms in the forest
A Sea of ​​Flowers
Closeup of a white blooming Giant Hogweed or Heracleum mantegazzianum plant and its seed heads.
A beautiful wildflower that blooms in clusters and bears seeds.
Wild Flowers along a woods edge-Howard County Indiana
Achill Island, off the west coast, is the largest island of Ireland
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