Rhynchospora torreyana A.Gray
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Authority
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.
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Family
Cyperaceae
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Scientific Name
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Description
Species Description - Cespitose, very slender, 5–10 dm; lvs 1–2 mm wide; cymes 2–4, freely branched, corymbiform, the terminal one 1–3 cm wide, the lateral smaller, on exsert peduncles; spikelets mostly pediceled, narrowly ovoid, 3–4 mm, castaneous, with 3–6 fls and 1–5 frs; bristles 6, antrorsely barbellate, to 1 mm; achenes castaneous, very flat, obovate, 1.3–1.6 × 1–1.2 mm, with ca 12 closely spaced transverse ridges; tubercle depressed-triangular, 0.3–0.4 mm. Wet sandy or peaty soil on the coastal plain; e. Mass. to Ga.