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.
... 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 +
Paul E. Rothrock +  and A. A. Reznicek +
shortened +
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 /> (?) +
0mm;20mm +
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 />) +
2.5 cm25 mm <br />0.025 m <br /> (18 cm180 mm <br />0.18 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 />) +