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Senecio suaveolens - (image 1 of 5)

Taxonomy

Family: Asteraceae

Synonymous with Cacalia suaveolens, Hasteola suaveolans, and Synosma suaveolens.

Habitat

Riverbanks and floodplain woods.

Associates

 Distribution

RI and CT, west to southeast MN, south to MD, KY, TN, IL, and in mountains to GA.

Morphology

Perennial from long, fleshy-fibrous root; stems 1-2.5 m, striate or grooved, simple to the inflorescence, glabrous, leafy; middle and lower leaves triangular-hastate, about as wide as long, sharply toothed, petiolate; upper leaves progressively less hastate and with shorter, more winged petioles; heads in a flat-topped inflorescence, often 20-40 flowered; disk 7-11 mm wide; involucres 1 cm; involucral bracts 10-15, often with some of the outer reduced but conspicuous, loose, and subulate; receptacle flat, deeply pitted.

Notes

Flowers late July to September

Wetland indicator: FACW

Fairly easy to identify because of its large size and distinctive hastate lower leaves.

References

Gleason, Henry A. and A. Cronquist. 1991. Manual of Vascular Plants of Northeastern United States and Adjacent Canada. Second Ed.
The New York Botanical Garden. Bronx, NY

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