Carex ormostachya

Wiegand
Rhodora 24: 196. 1922.
Common names: Carex en chapelet
IllustratedEndemic
Treatment appears in FNA Volume 23. Treatment on page 438. Mentioned on page 433, 437.

Culms densely tufted, central, erect or ascending, 28–44 cm × 1.4–1.8 mm. Leaves: basal sheaths purple or slightly purple; sheaths 2–24 mm; blades erect or ascending, green or yellow-green, midrib developed adaxially, 2 lateral veins developed abaxially, flat, 12–28 cm × 3.5–12 mm, overwintering dead leaves lateral to new clumps, smooth adaxially. Inflorescences: peduncles of lateral spikes 0–6.4 cm; of terminal spike 0.2–2.6 cm. Bracts 1.4–12.4 cm × 1–6 mm, angles of bract sheath smooth or minutely papillose, bract blade of distal lateral spikes linear. Spikes 4(–5) per culm; lateral spikes (15–)19–33 × 3.4–4 mm; internodes in proximalmost spikes 3.3–14 mm; terminal spike linear, 6–25 × 2–3 mm. Pistillate scales 2.8–3 × 2–2.4 mm, apex apiculate or aristate. Staminate scales oblong ovate, 3.5–4.5 × 0.8–1.2 mm, margins hyaline or brownish, apex obtuse or acute. Anthers 2.4–2.8 mm. Perigynia 6–18 per spike, separate or loosely overlapping, finely, conspicuously (22–)25–32-veined, broadly obovate, 2.2–3.3 × 1.2–1.6 mm; beak curved, 0.1–0.3 mm. Achenes ovoid, 2–2.8 × 1–1.4 mm.


Phenology: Fruiting spring–summer.
Habitat: Moist to dry deciduous, evergreen, or mixed deciduous-evergreen forests, frequently sandy gravel or disturbed soils
Elevation: 0–1000 m

Distribution

V23 803-distribution-map.jpg

N.B., Ont., Que., Conn., Maine, Mass., Mich., Minn., N.H., N.Y., Pa., Vt., Va., Wis.

Discussion

Selected References

None.

Lower Taxa

None.

... more about "Carex ormostachya"
Charles T. Bryson +  and Robert F. C. Naczi +
Wiegand +
Laxiflorae +
Carex en chapelet +
N.B. +, Ont. +, Que. +, Conn. +, Maine +, Mass. +, Mich. +, Minn. +, N.H. +, N.Y. +, Pa. +, Vt. +, Va. +  and Wis. +
0–1000 m +
Moist to dry deciduous, evergreen, or mixed deciduous-evergreen forests, frequently sandy gravel or disturbed soils +
Fruiting spring–summer. +
Illustrated +  and Endemic +
Carex ormostachya +
Carex sect. Laxiflorae +
species +