Aster oolentangiensis
| Aster oolentangiense Riddell, W. J. Med. Phys. Sci. 8: 495. 1835. | | TYPE: OHIO: Franklin Co.: Worthington, forests of the Oolentangy River, s.d., Riddell s.n. (lectotype: NY). Lectotypified by A. G. Jones, Bull. Torrey Bot. Club 110: 41. 1983. |
Aster azureus
| Aster azureus Lindley, Compan. Bot. Mag. 1: 98. 1835. | | TYPE: MISSOURI: St. Louis Co.: St. Louis, 1831, Drummond s.n. (lectotype: CGE; isolectotype: CGE). Lectotypified by A. G. Jones, Bull. Torrey Bot. Club 110: 41. 1983. |
Aster azureus forma incarnatus
| Aster azureus Lindley, forma incarnatus Farwell, Amer. Midl. Naturalist 9: 278. 1925. | | TYPE: MICHIGAN: Oakland Co.: Oxford, 24 Sep 1924, Farwell 7191 (lectotype: BLH). Lectotypified by McVaugh et al., Cranbrook Inst. Sci. Bull. 34: 21. 1953. |
Aster azureus forma laevicaulis
| Aster azureus Lindley, forma laevicaulis Fernald, Rhodora 51: 94. 1949. | | TYPE: ILLINOIS: Winnebago Co.: Fountaindale, 1867, Bebb s.n. (holotype: GH). |
Aster azureus var. poaceus
| Aster azureus Lindley, var. poaceus (E. S. Burgess) Fernald, Rhodora 51: 95. 1949. | BASIONYM: Aster poaceus E. S. Burgess 1903. | |
Aster azureus var. scabrior
| Aster azureus Lindley, var. scabrior Engelmann ex E. S. Burgess in Small, Fl. S.E. U.S. 1215. 1903. | | TYPE: MICHIGAN: St. Joseph Co.: Centreville, 10 Sep 1838, Houghton s.n. (lectotype: NY). Lectotypified by A. G. Jones, Bull. Torrey Bot. Club 110: 41. 1983. |
Aster capillaceus
| Aster capillaceus E. S. Burgess, in Small, Fl. S.E. U.S. 1215, 1339. 1903. | | TYPE: MISSOURI: Without data, Sep 1838, Engelmann s.n. (holotype: MO). |
Aster oolentangiensis forma incarnatus
| Aster oolentangiensis Riddell, forma incarnatus (Farwell) A. G. Jones, Bull. Torrey Bot. Club 110: 41. 1983. | BASIONYM: Aster azureus Lindley, forma incarnatus Farwell 1925. | |
Aster oolentangiensis var. laevicaulis
| Aster oolentangiensis Riddell, var. laevicaulis (Fernald) A. G. Jones, Bull. Torrey Bot. Club 110: 41. 1983. | BASIONYM: Aster azureus Lindley, forma laevicaulis Fernald 1949. | |
Aster oolentangiensis var. poaceus
| Aster oolentangiensis Riddell, var. poaceus (E. S. Burgess) A. G. Jones, Bull. Torrey Bot. Club 110: 41. 1983. | BASIONYM: Aster poaceus E. S. Burgess 1903. | |
Aster poaceus
| Aster poaceus E. S. Burgess, in Small, Fl. S.E. U.S. 1215, 1339. 1903. | | TYPE: MISSOURI: St. Francois Co.: Iron Mountain, 1845, Engelmann s.n. (holotype: MO; isotype: BRIT). |
Aster shortii subsp. azureus
| Aster shortii Lindley, subsp. azureus (Lindley) Avers, Rhodora 55: 324. 1953. | BASIONYM: Aster azureus Lindley 1835. | |
Aster vernalis
| Aster vernalis E. S. Burgess, in Small, Fl. S.E. U.S. 1215, 1339. 1903. | | TYPE: TEXAS: Without data, Mar 1842, Lindheimer s.n. (lectotype: MO). Lectotypified by A. G. Jones, Bull. Torrey Bot. Club 110: 41. 1983. |
Symphyotrichum oolentangiense var. poaceum
| Symphyotrichum oolentangiense (Riddell) G. L. Nesom, var. poaceum (E. S. Burgess) G. L. Nesom, Phytologia 77: 288. 1995 ("1994"). | BASIONYM: Aster poaceus E. S. Burgess 1903. | |