Synonym:  Aster firmus  Nees *

              

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Plants of open, mesic to wet fields, thickets and roadside ditches. Flowers in September.  Native.
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Perennials.  Colony-forming from long, creeping rhizomes.  Typical height is from 4 to 6 feet.  Stems are glabrous toward the base, becoming pubescent in lines upwards, distinctively marked with purple patches or streaks near leaf axils.  Branches of the inflorescence are ascending.  Branch leaflets are numerous and conspicuous.

Flower heads are radiate.  Rays are pale blue-violet to nearly white.  Disc floret corollas are yellow, turning reddish with age.  Involucral bracts are lanceolate, spreading and sometimes recurved, sub-equal in length. Dark green zones are large and prominent.

Basal and lowermost stem leaves are absent at flowering.  Mid- to upper stem leaves are numerous, slightly crowded, lance-shaped, somewhat glossy, and have auriculate clasping bases.

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Similar species:  Symphyotrichum puniceum and S. prenanthoides.
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* Additional synonyms:
   
A. lucidulus (A. Gray) Wiegand
     A. puniceus L. var. firmus (Nees) Torrey and A. Gray

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