West Highland Flora

Yellow Flag


Iris pseudacorus

 

Iris pseudacorus

Photo Carl Farmer
3 Jun 2002 Portree, Skye

Common in damp lowland places, especially close to shore.

Flower diameter c 8-10 cm.  Leaves up to 2.5 cm wide.

ID: Unmistakable at any time of year.  Shoots form extensive patches, leaves have a thick midrib.  Plants with similar-looking leaves are Montbretia which grows in dense tufts with bright green leaves, and Branched Bur-reed, whose leaves are 3-sided without a midrib.

Other features: Generally grows in close stands.  Has three large drooping petals and three smaller horizontal ones.  Leaves like an army of blue-green spears thrusting up out of the ground during spring.

 

Iris pseudacorus

Photo Carl Farmer
29 Sep 2002 Portree, Skye
 

Open capsule revealing seeds

 

Iris pseudacorus

Photo Carl Farmer
7 Apr 2002 Portree, Skye

Young shoots

  Iris pseudacorus

Photo Carl Farmer
1 Jun 2004 Scorrybreac, Skye

 


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