Yellow-green sedge

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Carex flava

Yellow-green sedge, a reference photo
Photo: Ivar Leidus · CC BY-SA 4.0 (licence)

Carex flava, called hedgehog grass or large yellow sedge, is a widespread species of sedge (genus Carex, family Cyperaceae), native to the northern United States, Canada, Iceland, Europe, the Atlas Mountains in Africa, the Transcaucasus area, and parts of Siberia. It gives its name to the Carex flava species complex.

From Wikipedia, under CC BY-SA 4.0.

Is it poisonous?

We have no record of Yellow-green sedge 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
Liliopsida
Order
Poales
Family
Cyperaceae
Genus
Carex
Species
Carex flava

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Yellow-green sedge (Carex flava) · B.inomen