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"
0.2 cm2 mm <br />0.002 m <br /> (0.28 cm2.8 mm <br />0.0028 m <br />) +
1mm;1.4mm +
papillose +  and smooth +
0.24 cm2.4 mm <br />0.0024 m <br /> (0.28 cm2.8 mm <br />0.0028 m <br />) +
Charles T. Bryson +  and Robert F. C. Naczi +
Wiegand +
shortened +
tapering +
Laxiflorae +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.03 cm0.3 mm <br />3.0e-4 m <br />) +
yellow-green +  and green +
m--shaped +
0mm;20mm +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
1.4 cm14 mm <br />0.014 m <br /> (12.4 cm124 mm <br />0.124 m <br />) +
ascending +  and appressed +
scale-like +  and leaflike +
0.1 cm1 mm <br />0.001 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
parallel +  and divergent +
terete +, rolled +  and plicate +
Carex en chapelet +
purple +  and brown +
28 cm280 mm <br />0.28 m <br /> (44 cm440 mm <br />0.44 m <br />) +
ascending +  and erect +
round +  and trigonous +
1.4mm;1.8mm +
N.B. +, Ont. +, Que. +, Conn. +, Maine +, Mass. +, Mich. +, Minn. +, N.H. +, N.Y. +, Pa. +, Vt. +, Va. +  and Wis. +
0–1000 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Moist to dry deciduous, evergreen, or mixed deciduous-evergreen forests, frequently sandy gravel or disturbed soils +
prophyllate +, pedunculate +  and pistillate +
1.5 cm15 mm <br />0.015 m <br /> (1.9 cm19 mm <br />0.019 m <br />) +
1.9 cm19 mm <br />0.019 m <br /> (3.3 cm33 mm <br />0.033 m <br />) +
0.34 cm3.4 mm <br />0.0034 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
overwintering +
12cm +  and 28cm +
basal +  and cauline +
0.35 cm3.5 mm <br />0.0035 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
brownish +  and hyaline +
0 cm0 mm <br />0 m <br /> (6.4 cm64 mm <br />0.064 m <br />) +
with (1-)3-6(-30) bristles and/or scales +
(22-)25-32-veined +
overlapping +  and separate +
not black-mottled +, yellowbrown +  and dark-brown +
0.22 cm2.2 mm <br />0.0022 m <br /> (0.33 cm3.3 mm <br />0.0033 m <br />) +
0.12 cm1.2 mm <br />0.0012 m <br /> (0.16 cm1.6 mm <br />0.0016 m <br />) +
Fruiting spring–summer. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
long-sheathing +  and leaflike +
awned +  and acute +
0.33 cm3.3 mm <br />0.0033 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
adventitious +
staminate +  and pistillate +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
basal +  and proximal +
oblong-ovate +
0.8mm;1.2mm +
cylindric +
0.2 cm2 mm <br />0.002 m <br /> (2.4 cm24 mm <br />0.024 m <br />) +
Illustrated +  and Endemic +
0.2 cm2 mm <br />0.002 m <br /> (2.6 cm26 mm <br />0.026 m <br />) +
1 (?) +  and 3 (?) +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex ormostachya +
Carex sect. Laxiflorae +
species +
0.2 cm2 mm <br />0.002 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
plant +  and cespitose +