Southern Wetland Flora
Field Office Guide to Plant Species
Eulalia viminea (Trin.) Kuntze
- Family: Grass (Poaceae)
- Flowering: September-October
- Field Marks: This is a weak, sprawling grass that usually bears a single, terminal, spike-like raceme. The spikelets are borne in pairs, one of which is sessile and the other stalked.
- Habitat: Marshes, low woods, wet ditches, along streams, floodplain forests.
- Habit: Sprawling, mat-forming, annual herb rooting at the nodes.
- Stems: Much branched, creeping, with the flowering stems ascending, smooth, up to 4 feet long.
- Leaves: Elongated but relatively short, up to 4 inches long, up to 3/4 inch wide, rough to the touch along the edges, smooth on the upper surface, sparsely hairy on the lower surface; sheaths hairy along the edges.
- Flowers: Borne in spikelets, the spikelets arranged in 1-few slender, spike-like racemes; racemes up to 3 inches long.
- Spikelets: In pairs, one sessile, the other stalked, both fertile, up to 1/4 inch long, ciliate, sometimes awned.
- Sepals: 0.
- Petals: 0.
- Stamens: 3.
- Pistils: Ovary superior.
- Grains: Ellipsoid, yellowish to reddish, up to 1/8 inch long.
- Notes: This sprawling grass is a native of Asia, but it has been introduced into the United States where it has spread to warmer parts of the country in moist areas.
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