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Yellow thistle

Observed: 5th August 2011 By: spacemousesspacemouses’s reputation in Plants
yellow thistle

Looks like a thistle, but I doubt it is! The yellow part of the flower is about 15mm across. In weedy area on cliff top.

Species interactions

No interactions present.

Species with which Prickly Sow-Thistle (Sonchus asper) interacts