Fragrant Flatsedge (Cyperus odoratus)
- Family: Sedge (Cyperaceae)
- Flowering: August-October.
- Field Marks: This flatsedge has spikelets that arise from an elongated axis, brown scales, and gray or black achenes about 1/10 inch long.
- Habitat: Muddy or sandy soil along rivers and streams.
- Habit: Annual herb with fibrous roots.
- Stems: Erect, smooth, sharply triangular, up to 2 feet tall.
- Leaves: Elongated, narrow, smooth, up to 1/3 inch broad.
- Flowers: Borne in spikelets, each flower subtended by a scale; spikelets arising from an elongated axis more or less cylindrical, brown to red-brown, up to 1 1/4 inches long.
- Scales: Ovate to oblong, rounded or short-pointed at the tip, red-brown, smooth, up to 1/8 inch long.
- Sepals: 0.
- Petals: 0.
- Stamens: 3.
- Pistils: Style 3-cleft; ovary superior.
- Fruits: Achenes triangular, obovoid, gray or black, up to 1/10 inch long.
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