Bidens

Bidens

Observation - Bidens - UK and Ireland. Description: Is there enough here to get to species please? I intended collecting some seeds but the pond was fuller than expected. This appears to be a second flush of flowers, with this year's seed heads in the 5th picture.

Is there enough here to get to species please? I intended collecting some seeds but the pond was fuller than expected. This appears to be a second flush of flowers, with this year's seed heads in the 5th picture.