Big Devil’s Beggarticks (Bidens vulgata) – Tubular disk flowers in close-up

Yellow rims mark the tips of greenish tubes in the center of a flower head. Fine white hairs edge the surrounding bracts.

Brian Woolman’s close-up of Big Devil’s Beggarticks (Bidens vulgata) shows the open tips of the disk flowers and the fine fringe on the outer bracts.

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