found: Work cat.: Neufeld, C. Recovery strategy for the western silvery aster (Symphyotrichum sericeum) in Canada, 2017.
found: ITIS website, January 30, 2018(Symphyotrichum sericeum; Common name - western silver aster; Synonyms - Aster sericeus, Lasallea sericea, Virgulus sericeus; Genus - Symphyotrichum, Family - Asteraceae, Order - Asterales, Class - Magnoliopsida, Division - Tracheophyta, Kingdom - Plantae)
found: NatureServe Explorer website, January 30, 2018(Symphyotrichum sericeum, Western silvery aster; Other English common names - Silky aster, Western silver aster; Synonyms - Aster sericeus, Virgulus sericeus; Genus - Symphyotrichum, Family - Asteraceae, Order - Asterales, Class - Dicotyledoneae, Phylum - Anthophyta, Kingdom - Plantae)
found: PLANTS database website, January 30, 2018(Symphyotrichum sericeum, western silver aster; Synonyms - Aster sericeus, Lasallea sericea, Virgulus sericeus; Genus - Symphyotrichum, Family - Asteraceae / Compositae, Order - Asterales, Class - Magnoliopsida, Division - Magnoliophyta, Kingdom - Plantae)