Bitter Daisy, Bitter Fleabane, Fleabane Daisy

The photo above shows a close-up of the flower head of bitter fleabane as seen from directly above. Note the numerous narrow ray flowers which are very short and barely extend past the involucral bracts.

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The photo above shows a close-up of the flower head of bitter fleabane as seen from the side. Note the numerous narrow ray flowers as well as the long, narrow involucral bracts.

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The photo above shows a close-up of part of the inflorescence of bitter fleabane. This subspecies of bitter fleabane (ssp. politus) has multiple flower heads which make up the inflorescence. Subspecies acris var. debilis typically has a single flower head atop its stem.

The photo above shows a close-up of a basal leaf of bitter fleabane as seen from directly above. Note the spreading hairs, especially along the margin of the petiole.

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The photo above shows the general form of bitter fleabane. Note the numerous flower heads atop the stems which is a key identifying characteristic for subspecies politus.