Image Number: 5417141

Photographer:
Descriptor:
Infestation
Description:
Clusters of Canada thistle Circium arvense, which is a wide spread perennial weed species in Norway, here in a barley field.
Image type:
Field

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Image location:
Akershus County, Norway

Subject

Kingdom: Plantae
Phylum: Magnoliophyta
Class: Magnoliopsida
Subclass: Asteridae
Order: Asterales
Family: Asteraceae
Genus: Cirsium
Subject: Cirsium arvense (L.) Scop.
Node Affiliation:
Image uploaded:
Wednesday, April 7, 2010
Image last updated:
Monday, April 19, 2010