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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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Achnatherum robustum (Sleepygrass)
Wasowski, Sally and Andy

Achnatherum robustum

Achnatherum robustum (Vasey) Barkworth

Sleepygrass

Poaceae (Grass Family)

Synonym(s): Stipa robusta, Stipa vaseyi

USDA Symbol: ACRO7

USDA Native Status: L48 (N)

 

From the Image Gallery

1 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Grass/Grass-like
Root Type: Fibrous
Leaf Retention: Evergreen
Leaf Arrangement: Alternate
Leaf Complexity: Simple
Leaf Venation: Parallel
Leaf Pubescence: Glabrous
Breeding System: Flowers Bisexual
Inflorescence: Panicle , Spikelet
Fruit Type: Caryopsis
Size Notes: Up to about 7 feet tall.

Bloom Information

Bloom Color: White , Green
Bloom Time: Jun , Jul , Aug , Sep

Distribution

USA: AZ , CO , NM , WY

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

Additional resources

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

Metadata

Record Modified: 2022-09-28
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