Aster lanceolatus Willd., Sp. Pl. 3: 2050. 1803 Aster lanceolatus Willd., Sp. Pl. 3: 2050. 1803is basionym for Symphyotrichum lanceolatum (Willd.) G. L. Nesom in Phytologia 77: 284. 1995Taxon for this nameAster lanceolatus Willd., Sp. Pl. 3: 2050. 1803