Symbol	Scientific Name
ASCA25	Aster canescens Pursh
ASCAV3	Aster canescens Pursh var. viscosus (Nutt.) A. Gray
ASGL8	Aster glossophyllus Piper
ASLE21	Aster leiodes S.F. Blake
ASSHG	Aster shastensis (A. Gray) A. Gray var. glossophyllus (Piper) Cronquist
ASSHL	Aster shastensis (A. Gray) A. Gray var. latifolius Cronquist
DICA18	Dieteria canescens (Pursh) Nutt.
DIDI11	Dieteria divaricata Nutt.
DIPU5	Dieteria pulverulenta Nutt.
DIVI10	Dieteria viscosa Nutt.
MAAN11	Machaeranthera angustifolia Rydb., non Wooton & Standl.
MACAL3	Machaeranthera canescens (Pursh) A. Gray var. latifolia (A. Nelson) S.L. Welsh, non A. Gray
MACAM	Machaeranthera canescens (Pursh) A. Gray var. monticola Dorn
MACAV	Machaeranthera canescens (Pursh) A. Gray var. viscosa (Nutt.) Piper
MADI7	Machaeranthera divaricata (Nutt.) Greene
MAGL10	Machaeranthera glabella Greene ex Rydb.
MALA3	Machaeranthera laetevirens Greene, non Aster laetevirens (Greene) Greene
MALA11	Machaeranthera latifolia A. Nelson
MALE6	Machaeranthera leptophylla Rydb.
MALI	Machaeranthera linearis Rydb., non Greene, nom. illeg.
MAMO5	Machaeranthera montana Greene
MAPA19	Machaeranthera paniculata A. Nelson
MAPI4	Machaeranthera pinosa Elmer
MAPU8	Machaeranthera pulverulenta (Nutt.) Greene
MARA8	Machaeranthera ramosa A. Nelson
MASE4	Machaeranthera selbyi Rydb.
MASHG	Machaeranthera shastensis A. Gray var. glossophylla (Piper) Cronquist & D.D. Keck
MASHL	Machaeranthera shastensis A. Gray var. latifolia (Cronquist) Cronquist & D.D. Keck
MASHM	Machaeranthera shastensis A. Gray var. montana (Greene) Cronquist & D.D. Keck
MASP4	Machaeranthera spinulosa (Greene) Cory, non Amellus spinulosa Pursh
MASU3	Machaeranthera subalpina Greene
MASU6	Machaeranthera superba A. Nelson
MAVI7	Machaeranthera viscosa (Nutt.) Greene

Click on a scientific name below to expand it in the PLANTS Classification Report.

Rank	Scientific Name and Common Name
Kingdom	Plantae – Plants
Subkingdom	Tracheobionta – Vascular plants
Superdivision	Spermatophyta – Seed plants
Division	Magnoliophyta – Flowering plants
Class	Magnoliopsida – Dicotyledons
Subclass	Asteridae
Order	Asterales
Family	Asteraceae ⁄ Compositae – Aster family
Genus	Machaeranthera Nees – tansyaster
Species	Machaeranthera canescens (Pursh) A. Gray – hoary tansyaster
Subspecies	Machaeranthera canescens (Pursh) A. Gray ssp. canescens – hoary tansyaster
Variety	Machaeranthera canescens (Pursh) A. Gray ssp. canescens var. canescens – hoary tansyaster

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Interpreting Wetland Status

Synonyms

DICA18  Dieteria canescens (Pursh) Nutt.

North America Midwest FAC Western Mountains, Valleys, and Coast FAC Northcentral & Northeast FAC Arid West UPL Great Plains UPL