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FNA | Family List | FNA Vol. 20 | Asteraceae | Symphyotrichum

13c. Symphyotrichum patens (Aiton) G. L. Nesom var. patens

Aster amplexicaulis Michaux; A. virgatus Elliott

Plants robust. Involucres cam­pan­ulate, 5.5–7.5 mm. Phyllaries in 4–5 series, squarrose, acute to acuminate, sparsely strigillose, densely stipitate-glandular; mid 1–1.2 mm wide. 2n = 10, 20.

Flowering (Aug–)Sept–Nov(–Dec). Sandy, loamy, shaley, or clayey soils, dry woods, open oak and pine woods, fields, roadsides, disturbed habitats; 0–100+ m; Ala., Ark., Conn., Del., D.C., Fla., Ga., Ill., Ind., Kans., Ky., La., Maine, Md., Mass., Miss., Mo., N.H., N.J., N.Y., N.C., Ohio, Okla., Pa., R.I., S.C., Tenn., Tex., Va., W.Va.

Variety patens is found in the southern Central Lowland, the Appalachian Mountains, the Piedmont, and the Coastal Plains. Aster patens forma rosea Svenson is a color morph that is not recognized here.


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