Southern Wetland Flora
Field Office Guide to Plant Species
Leptochloa uninervia (J. Presl) A. Hitchc. & Chase
- Family: Grass (Poaceae)
- Flowering: June-August
- Field Marks: This species, with 6- to 10-flowered spikelets, is distinguished from similar species in the genus by its smooth sheaths and lemmas rounded but mucronate at the tip.
- Habitat: Moist sandy soil, pond or lake beds, marshes, disturbed areas, sometimes in shallow standing water.
- Habit: Tufted annual grass with fibrous roots.
- Stems: Upright, 1-several, smooth, unbranched, up to 3 feet tall.
- Leaves: Elongated, very narrow, up to 1/8 inch wide, smooth, more or less involute, rough to the touch on both surfaces and along the edges; ligules up to 1/4 inch long.
- Flowers: Borne in spikelets, with many spikelets arranged alternately along an elongated, slender axis.
- Spikelets: Some of them overlapping, about 1/6-1/4 inch long, with 6-12 flowers; lemmas awnless, rounded or with a short point at the tip, with hairs appressed along the margins.
- Sepals: 0.
- Petals: 0.
- Stamens: 3.
- Pistils: Ovary superior.
- Grains: Yellow to pale red, flat, ellipsoid.
- Notes: This species is sometimes known as Diplachne uninervia.
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