Lyall Aster (Symphyotrichum hendersonii (Fernald) G.L. Nesom)
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↑Links & External Resources
• Symphyotrichum hendersonii (Lyall aster) | USDA PLANTS Database (About This Site)
• Henderson's Aster | iNaturalist (About This Site)
• Symphyotrichum hendersonii | Biota of North America Project (BONAP) (About This Site)
• Symphyotrichum hendersonii | NatureServe Explorer (About This Site)
• Symphyotrichum hendersonii | Flora of North America (About This Site)
• Symphyotrichum hendersonii (Fernald) G.L.Nesom | Plants of the World Online (POWO) (About This Site)