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Calamovilfa arcuata - A sandgrass
Family: Poaceae
| Status: |
Global Rank: G2 State Rank: S1 |
Habitat: The full sun of sand and gravel bars, riverbanks, and mid-stream islands. Stream size varies from intermittent creeks to permanently flowing rivers but the substrate is always a damp, well-mixed assortment of sands, gravels, and organic material. Populations are probably dependent on periodic floods, which eliminate other vegetation and form new, suitable habitat.
Flowering Date: August - September
Fruiting Date: September - October
Causes for Concern: Known in Arkansas from two sites; one along the Fourche LaFave River in Scott County and one along the Cossatot River in Howard County.
Global Range: Occurs in western Arkansas, Tennessee and Oklahoma.
