Authentic Wisconsin.  Yellow Flag Iris - Iris pseudacorus


Yellow Flag Iris by Cattails on Lake Wingra on June 18, 2019.

Above: Yellow Flag Iris by Cattails on Lake Wingra. (6/18/19).


Yellow Flag Iris - Iris pseudacorus

A native plant of Eurasia, it can be an invasive garden escapee in Wisconsin.

It is considered hazardous. When applied to the skin or inhaled, the tannin-rich juices can be acrid and irritating.

Other names include: yellow iris, water flag.

For more information on Yellow Flag Iris, visit Wikipedia.

Or, visit the Wisconsin State Herbarium.


Yellow Flag Iris by Cattails on Lake Wingra on June 4, 2020.
Yellow Flag Iris by Cattails on Lake Wingra on June 4, 2020.
Yellow Flag Iris by Cattails on Lake Wingra on June 4, 2020.
Yellow Flag Iris by Cattails on Lake Wingra on June 5, 2020.
Yellow Flag Iris by Cattails on Lake Wingra on June 5, 2020.
Yellow Flag Iris by Cattails on Lake Wingra on June 5, 2020.
Yellow Flag Iris by Cattails on Lake Wingra on June 5, 2020.
Yellow Flag Iris by Cattails on Lake Wingra on June 5, 2020.
Yellow Flag Iris by Cattails on Lake Wingra on June 5, 2020.
Yellow Flag Iris by Cattails on Lake Wingra on June 8, 2020.
Yellow Flag Iris by Cattails on Lake Wingra on June 8, 2020.
Yellow Flag Iris by Cattails on Lake Wingra on June 9, 2020.
Yellow Flag Iris by Cattails on Lake Wingra on June 14, 2020.
Yellow Flag Iris by Cattails on Lake Wingra on June 15, 2020.
Yellow Flag Iris on south shore of Lake Wingra on May 25, 2021.
Yellow Flag Iris on east shore of Lake Wingra in Vilas Park  on May 29, 2021.
Yellow Flag Iris on east shore of Lake Wingra in Vilas Park  on May 29, 2021.
Yellow Flag Iris on east shore of Lake Wingra in Vilas Park  on May 29, 2021.
Yellow Flag Iris on east shore of Lake Wingra in Vilas Park  on May 29, 2021.
Yellow Flag Iris on east shore of Lake Wingra in Vilas Park  on May 29, 2021.
Yellow Flag Iris on east shore of Lake Wingra in Vilas Park  on May 29, 2021.
Yellow Flag Iris on east shore of Lake Wingra in Vilas Park  on May 29, 2021.
Yellow Flag Iris on east shore of Lake Wingra in Vilas Park  on May 29, 2021.
Yellow Flag Iris on east shore of Lake Wingra in Vilas Park  on May 29, 2021.
Yellow Flag Iris on east shore of Lake Wingra in Vilas Park  on May 29, 2021.
Yellow Flag Iris on east shore of Lake Wingra in Vilas Park  on May 29, 2021.
Yellow Flag Iris on east shore of Lake Wingra in Vilas Park  on May 29, 2021.
Yellow Flag Iris by Cattails on Lake Wingra on May 29, 2021.
Yellow Flag Iris by Cattails on Lake Wingra on June 15, 2020.
Yellow Flag Iris on south shore of Lake Wingra on May 25, 2021.

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Wisconsin Wildflowers


Yellow Flag Iris
Iris pseudacorus


Yellow Flag Iris on south shore of Lake Wingra on May 25, 2021


Above: Yellow Flag Iris on south shore of Lake Wingra. (5/25/21)


Yellow Flag Iris by Cattails on Lake Wingra on June 17, 2019.


Above: Yellow Flag Iris by Cattails on Lake Wingra. (6/17/19)


Yellow Flag Iris by Cattails on Lake Wingra on June 18, 2019.


Above: Yellow Flag Iris by Cattails on Lake Wingra. (6/18/19)


Yellow Flag Iris by Cattails on Lake Wingra on June 4, 2020.


Above: Yellow Flag Iris by Cattails on Lake Wingra. (6/4/20)


Yellow Flag Iris by Cattails on Lake Wingra on June 5, 2020.

Yellow Flag Iris by Cattails on Lake Wingra on June 5, 2020.


Above: Yellow Flag Iris by Cattails on Lake Wingra. (6/5/20)


Yellow Flag Iris by Cattails on Lake Wingra on June 9, 2020.


Above: Yellow Flag Iris by Cattails on Lake Wingra. (6/9/20)


Yellow Flag Iris by Cattails on Lake Wingra on June 13, 2020.


Above: Yellow Flag Iris by Cattails on Lake Wingra. (6/13/20)


Yellow Flag Iris by Cattails on Lake Wingra on June 6, 2021.


Above: Yellow Flag Iris by Cattails on Lake Wingra. (6/06/21)



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