Dieteria pulverulenta Nutt.
Dieteria divaricata Nutt.
Machaeranthera canescens var. latifolia (A.Nelson) S.L.Welsh
Dieteria viscosa Nutt.
Machaeranthera selbyi Rydb.
Machaeranthera scoparia Greene
Machaeranthera inornata Greene
Aster canescens var. viscosus (Nutt.) A.Gray
Machaeranthera hiemalis A.Nelson
Machaeranthera paniculata A.Nelson
Machaeranthera oxylepis Greene
Machaeranthera inops A.Nelson & J.F.Macbr.
Machaeranthera divaricata (Nutt.) Greene
Machaeranthera inops var. atrata A.Nelson & J.F.Macbr.
Machaeranthera pulverulenta var. vacans A.Nelson
Machaeranthera viscosa (Nutt.) Greene
Machaeranthera subalpina Greene
Aster leiodes S.F.Blake
Machaeranthera glabella Greene ex Rydb.
Machaeranthera pulverulenta (Nutt.) Greene
Machaeranthera canescens var. monticola Dorn
Machaeranthera spinulosa Greene
Machaeranthera pinosa Elmer
Machaeranthera magna A.Nelson
Machaeranthera canescens var. vacans (A.Nelson) S.L.Welsh
Machaeranthera canescens var. pygmaea A.Gray
Machaeranthera ramosa A.Nelson
Aster inornatus Greene
Machaeranthera laetevirens Greene
Machaeranthera latifolia A.Nelson
Machaeranthera canescens subsp. viscosa (Nutt.) Piper
Machaeranthera leptophylla Rydb.