Symphyotrichum pratense (Rafinesque) Nesom. Barrens Silky Aster. Phen: Sep-Nov (-Jan). Hab: Calcareous glades and barrens, prairies. Dist: S. AR west to ne. TX and se. OK, south to sc. LA and e. TX; disjunct at scattered localities east of the Mississippi River, as in sw. VA (Ludwig 1999), sw. NC (Kelly & Knapp 2019), c. KY, TN (Chester, Wofford, & Kral 1997), nw. GA, sw. GA, Panhandle FL (Gadsden County), n. and c. AL, and wc. MS.

Origin/Endemic status: Native

Taxonomy Comments: See Jones, Witsell, & Nesom (2008) for extensive discussion.

Synonymy: = Ar, FNA20, K1, K3, K4, Tn, Va, Jones, Witsell, & Nesom (2008), Nesom (1994a); = Aster phyllolepis Torr. & A.Gray – SE1; = Aster pratensis Raf. – NcTx, Tx; = Aster sericeus Vent. var. microphyllus DC.; = Lasallea sericea (Vent.) Greene ssp. pratensis (Raf.) Semple & Brouillet – Semple & Brouillet (1980a); = n/a – C, RAB; = Symphyotrichum sericeum (Vent.) G.L.Nesom var. microphyllum (DC.) Wunderlin & B.F.Hansen – Fl7, WH3; < Aster sericeus Vent. – F, G

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Heliophily: 9