Black knapweed

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Centaurea nigra

Black knapweed, a reference photo
Photo: Julie Anne Workman · CC BY-SA 3.0 (licence)

Centaurea nigra is a species of flowering plant in the family Asteraceae, and is also known as lesser knapweed, common knapweed, black knapweed and bell weed.

From Wikipedia, under CC BY-SA 4.0.

Is it poisonous?

We have no record of Black knapweed being toxic, poisonous or venomous. That is not proof that it is safe. Never eat, touch or handle a wild plant, mushroom or animal on the strength of an identification; ask someone qualified.

Easily confused with

Classification

Kingdom
Plantae
Phylum
Tracheophyta
Class
Magnoliopsida
Order
Asterales
Family
Asteraceae
Species
Centaurea nigra

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