Aster subg. Biotia DC. ex Torr. & A.Gray (original description)
Aster subg. Calliastrum Torr. & A.Gray (original description)
Chaenactis sect. Macrocarphus (Nutt.) Torr. & A.Gray (original description)
Chrysopsis aspera Shuttlew. ex A.Gray accepted as Pityopsis aspera var. aspera (Shuttlew. ex Small) Small (original description)
Chrysopsis graminifolia (Michx.) Nutt. ex Torr. & A.Gray accepted as Pityopsis graminifolia (Michx.) Nutt. (original description)
Chrysopsis sect. Achyraea Torr. & A.Gray (original description)
Chrysopsis sect. Euchrysopsis Torr. & A.Gray (original description)
Helianthus cinereus Torr. & A.Gray (original description)
Helianthus cinereus var. sullivantii Torr. & A.Gray accepted as Helianthus cinereus Torr. & A.Gray (original description)
Helianthus hirsutus var. stenophyllus Torr. & A.Gray accepted as Helianthus hirsutus Raf. (original description)
Lipochaeta sect. Catomenia Torr. & A.Gray (original description)
Lygodesmia sect. Erythremia (Nutt.) Torr. & A.Gray (original description)
Pluchea bifrons var. uliginosa (Pers.) Torr. & A.Gray (original description)
Silphium compositum var. reniforme (Raf. ex Nutt.) Torr. & A.Gray accepted as Silphium compositum Michx. (original description)
Solidago sect. Glomeruliflorae Torr. & A.Gray (original description)
Solidago sect. Maritimae (Torr. & A.Gray) Semple & J.B. Beck (original description)
Solidago speciosa var. angustata Torr. & A.Gray accepted as Solidago speciosa var. speciosa Nutt. (original description)
Solidago speciosa var. rigidiuscula Torr. & A.Gray (original description)