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Avenula hookeri

Avenula hookeri (Scribn.) Holub

Spikeoat

Poaceae (Grass Family)

Synonym(s): Avena hookeri, Avenochloa hookeri, Helictotrichon hookeri

USDA Symbol: AVHO3

USDA Native Status: L48 (N), CAN (N)

The species of this plant is named for William Jackson Hooker (1785-1865), who was Director of Kew Gardens from 1841-1865. He wrote �Flora boreali-americana� and many other works. He was founder and editor of �Journal of Botany�.

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Plant Characteristics

Duration: Perennial
Habit: Grass/Grass-like
Root Type: Fibrous
Leaf Arrangement: Alternate
Leaf Complexity: Simple
Leaf Venation: Parallel
Fruit Type: Caryopsis
Size Notes: Up to about 30 inches tall.

Bloom Information

Bloom Color: Green , Brown
Bloom Time: Jun , Jul , Aug
Bloom Notes: The florets (flowers) of grasses are usually minute and thus inconspicuous. Lemmas: brown.

Distribution

USA: CO , MN , MT , ND , NM , SD , VT , WY
Canada: AB

Web Reference

Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 26 - Minnesota Wildflowers: a field guide to the flora of Minnesota (2009)
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

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

Metadata

Record Modified: 2022-11-23
Research By: TWC Staff

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