plant

plant

Observation - plant - UK and Ireland. Description: Growing by Oxford Canal. Stem quite thick, but most has been mown off. Very unusual seed - almost 1cm long, with 2 long spikes with backward pointing barbs at either side. Comparatively tiny yellow flower in centre of barbs

Growing by Oxford Canal. Stem quite thick, but most has been mown off.
Very unusual seed - almost 1cm long, with 2 long spikes with backward pointing barbs at either side. Comparatively tiny yellow flower in centre of barbs