Bidens comosa
A plant of lakeshores and low, wet ground.
A pseudanthium on the shore of Griffy Lake, north of Bloomington, 9/7/02.
Plant habit on the shore of Griffy Lake, 9/7/02.
Achenes on the shore of Griffy Lake, 9/22/03.
A pseudanthium on the shore of Griffy Lake, north of Bloomington, 9/7/02.
Plant habit on the shore of Griffy Lake, 9/7/02.
Achenes on the shore of Griffy Lake, 9/22/03.