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Plant Database

Search for native plants by scientific name, common name or family. If you are not sure what you are looking for, try the Combination Search or our Recommended Species lists.

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Leymus mollis (American dunegrass)
Smith, R.W.

Leymus mollis

Leymus mollis (Trin.) Pilg.

American Dunegrass, American Dune Grass

Poaceae (Grass Family)


USDA Symbol: lemo8

USDA Native Status: L48 (N), AK (N), CAN (N), GL (N), SPM (N)


From the Image Gallery

3 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Grass/Grass-like
Root Type: Fibrous
Leaf Arrangement: Alternate
Leaf Complexity: Simple
Leaf Shape: Linear
Leaf Venation: Parallel
Leaf Pubescence: Glabrous
Breeding System: Flowers Bisexual
Inflorescence: Spikelet , Terminal
Fruit Type: Caryopsis
Size Notes: Up to about 5-1/2 feet tall.

Bloom Information

Bloom Color: Not Applicable
Bloom Time: Jun , Jul , Aug
Bloom Notes: The flowers (florets) of grasses are usually minute and therefore inconspicuous.


USA: AK , CA , IL , MA , ME , MI , NH , OR , PA , WA
Canada: NB , NL , NS , PE
Native Habitat: Coastal sand dunes, marshes.

Mr. Smarty Plants says

Native plants of dune erosion control in Michigan
May 30, 2008
We care for Lake Michigan dune near our home in New Buffalo and would like to provide erosion control with native species that will also enhance the beauty of the dune with long lasting flowers. The ...
view the full question and answer

National Wetland Indicator Status

This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

Additional resources

USDA: Find Leymus mollis in USDA Plants
FNA: Find Leymus mollis in the Flora of North America (if available)
Google: Search Google for Leymus mollis


Record Modified: 2012-11-07
Research By: TWC Staff

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