Carex houghtoniana Dewey
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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 - Vigorously colonial by creeping rhizomes, strongly aphyllopodic, 3–6 dm; main lvs 3–6 mm wide; staminate spike 2–4 cm, long-peduncled, sometimes with 1 or 2 much smaller ones at its base; pistillate spikes 1–3, widely separated, cylindric, 1–4 cm, densely fld, erect, short-peduncled or subsessile; lowest bract lf-like, usually surpassing the stem; pistillate scales shorter than the perigynia, lance-ovate, with red-purple sides and hyaline margins, acute or acuminate, or the midvein prolonged into a cusp; perigynia ovoid, (4–)4.5–7 mm, finely hairy, conspicuously many-nerved, acuminately tapering into a bidentate beak two-fifths as long as the body; achene concavely trigonous; 2n=56. Sandy or rocky soil; Nf. to Sask., s. to N. Engl., n. N.Y., Mich., and Minn. (C. houghtonii)