Slender Rush (Juncus tenuis)
- Family: Rush (Juncaceae)
- Flowering: May-September.
- Field Marks: This rush has slender, flat leaves and leaf sheaths with white, transparent teeth.
- Habitat: Wet ground, along streams, in pathways.
- Habit: Tufted perennial herbs.
- Stems: Erect, wiry, smooth, slender, up to 1 1/2 feet tall.
- Leaves: Elongated, narrow, flat, shorter than the flowering stem, up to 1/12 inch broad; the sheath of the leaf with white, transparent teeth.
- Flowers: Several on branches of unequal length, all subtended by at least the lowest bract.
- Sepals: 3, green or green-brown, narrowly lanceolate, up to 1/6 inch long.
- Petals: 3, green or green-brown, narrowly lanceolate, up to 1/6 inch long.
- Stamens: 6.
- Pistils: Ovary superior.
- Fruits: Capsules oblongoid to obovoid, rounded at the tip, shorter than the sepals and petals; seeds minute.
- Notes: This species is usually called path rush.
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