Carex woodii

Dewey

Amer. J. Sci. Arts, ser. 2, 2: 249. 1846.

IllustratedEndemic
Treatment appears in FNA Volume 23. Treatment on page 430. Mentioned on page 427, 429.

Plants colonial, long-rhizomatous, arial shoots 2.5–18 cm apart. Culms 30–70 cm, smooth to scabrous distally. Leaves: proximal sheaths bladeless, purple-tinged, slender, 1.2–3.5 mm diam.; ligules 0.5–2 mm, wider than long; largest blades green, flat, 5–25 cm × 1.8–3 (–4) mm, herbaceous. Inflorescences 5–13 cm, 1.1–2.6 times longer than proximal bract; proximal bracts 3–10.5 cm, sheath 0.5–3 cm, blade 2.5–5.5 cm; pistillate spikes loosely flowered, linear, 1–3.5 cm × 3–5 mm; lateral spikes erect or ascending on stiff peduncles. Pistillate scales mostly white hyaline or purplish brown, apex obtuse or awned. Perigynia ascending to spreading, green to brown, stipitate, 2.5–4 × 1–2 mm, minutely papillose near beak; beak very short, strongly bent. Achenes yellowish-brown, 2–2.5 × 1.2–1.4 mm. 2n = 44.


Phenology: Fruiting early summer.
Habitat: Usually dry, calcareous woodlands
Elevation: 50–1600 m

Distribution

V23 787-distribution-map.jpg

Ont., D.C., Ga., Ill., Ind., Iowa, Ky., Md., Mich., Minn., N.Y., N.C., Ohio, Pa., S.C., Va., W.Va., Wis.

Discussion

Selected References

None.

Lower Taxa

None.

"shortened" is not a number.

... more about "Carex woodii"
yellowish-brown +
0.2 cm2 mm <br />0.002 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
trigonous +
smaller +
1.2mm;1.4mm +
not septate-nodulose +
not +  and beaked +
papillose +  and smooth +
awned;obtuse +
Paul E. Rothrock +  and A. A. Reznicek +
tapering +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.22 cm2.2 mm <br />0.0022 m <br />) +
0 cm0 mm <br />0 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
m--shaped +
2.5 cm25 mm <br />0.025 m <br /> (?) +  and 5.5 cm55 mm <br />0.055 m <br /> (?) +
0 cm0 mm <br />0 m <br /> (2 cm20 mm <br />0.02 m <br />) +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
parallel +  and divergent +
terete +, rolled +  and plicate +
purple +  and brown +
smooth to scabrous +
round +  and trigonous +
30 cm300 mm <br />0.3 m <br /> (70 cm700 mm <br />0.7 m <br />) +
Ont. +, D.C. +, Ga. +, Ill. +, Ind. +, Iowa +, Ky. +, Md. +, Mich. +, Minn. +, N.Y. +, N.C. +, Ohio +, Pa. +, S.C. +, Va. +, W.Va. +  and Wis. +
50–1600 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Usually dry, calcareous woodlands +
1.1-2.6 times longer than proximal bract +
5 cm50 mm <br />0.05 m <br /> (13 cm130 mm <br />0.13 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
5 cm50 mm <br />0.05 m <br /> (25 cm250 mm <br />0.25 m <br />) +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
prophyllate +, pedunculate +  and pistillate +
ascending +  and erect +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
wider than long +
bidentate +  and entire +
with (1-)3-6(-30) bristles and/or scales +
green +  and brown +
0.25 cm2.5 mm <br />0.0025 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
ascending +  and spreading +
0.1 cm1 mm <br />0.001 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Fruiting early summer. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
long-sheathing +  and leaflike +
3 cm30 mm <br />0.03 m <br /> (10.5 cm105 mm <br />0.105 m <br />) +
0.12 cm1.2 mm <br />0.0012 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
Amer. J. Sci. Arts, ser. +
adventitious +
purplish brown +  and white hyaline +
basal +  and proximal +
2-keeled +
cylindric +
0.5 cm5 mm <br />0.005 m <br /> (3 cm30 mm <br />0.03 m <br />) +
Illustrated +  and Endemic +
flowered +  and pistillate +
1 cm10 mm <br />0.01 m <br /> (3.5 cm35 mm <br />0.035 m <br />) +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
1 +  and 3 +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex woodii +
Carex sect. Paniceae +
species +
plant +  and colonial +
0 cm0 mm <br />0 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +