Carex rosea

Schkuhr ex Willdenow

Sp. Pl. 4(1): 237. 1805.

Common names: Carex en rosace
IllustratedEndemic
Synonyms: Carex convoluta Mackenzie
Treatment appears in FNA Volume 23. Treatment on page 289. Mentioned on page 287.

Plants without conspicuous rhizomes. Culms 20–90 cm, (1.5–) 1.6–2.2 mm wide basally, 0.5–0.9 mm wide distally. Leaves: sheaths tight, green, fronts hyaline; ligules less than 2 mm, wider than long; widest leaf-blades 1.8–2.6 mm wide. Inflorescences 2–7 cm × 5–8 mm; proximal internodes more than 2 times as long as proximal spikes; proximal bracts to 6 (–10) cm; spikes with 7–14 spreading perigynia; spikes 4–8. Pistillate scales hyaline with green midvein, ovate to circular-ovate, 1.4–2.1 × 1–1.8 mm, body 1/2 length of perigynium, apex obtuse, acute, or awned. Anthers 0.8–1.3 mm. Perigynia green, faces not veined, 2.6–4 (–4.2) × 1.1–1.8 mm, base of body spongy, thickened, longitudinally striate adaxially, spongy region 0.8–1.3 mm, margins serrulate distally; beak 0.6–1.2 mm, apical teeth 0.1–0.5 mm. Stigmas coiled or twisted, 0.07–0.1 mm wide. Achenes ovate to obovate, 1.6–2.2 × 1.1–1.6 mm. 2n = 52.


Phenology: Fruiting mid–late spring.
Habitat: Dry to mesic deciduous or mixed forests
Elevation: 50–1000 m

Distribution

V23 491-distribution-map.jpg

Man., N.B., N.S., Ont., Que., Ala., Ark., Conn., Del., D.C., Fla., Ga., Ill., Ind., Iowa, Kans., Ky., Maine, Md., Mass., Mich., Minn., Mo., Nebr., N.H., N.J., N.Y., N.C., Ohio, Okla., Pa., R.I., S.C., S.Dak., Tenn., Tex., Vt., Va., W.Va., Wis., Wyo.

Discussion

Kans., Ky., Maine, Md., Mass., Mich., Minn., Mo., Nebr., N.H., N.J., N.Y., N.C., Ohio, Okla., Pa., R.I., S.C., S.Dak., Tenn., Tex., Vt., Va., W.Va., Wis., Wyo.

Selected References

None.

Lower Taxa

None.

"shortened" is not a number."/2lengthofperigynium" is not declared as a valid unit of measurement for this property."widest" is not a number.

... more about "Carex rosea"
0.16 cm1.6 mm <br />0.0016 m <br /> (0.22 cm2.2 mm <br />0.0022 m <br />) +
ovate;obovate +
smaller +
1.1mm;1.6mm +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.13 cm1.3 mm <br />0.0013 m <br />) +
awned;acute;awned;acute;obtuse +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
Peter W. Ball +
Schkuhr ex Willdenow +
white-hyaline +, hyaline +  and narrow +
red tinged +  and brown +
rounded +
bidentate +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.12 cm1.2 mm <br />0.0012 m <br />) +
v--shaped +
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 +
Carex en rosace +
round +  and trigonous +
20 cm200 mm <br />0.2 m <br /> (90 cm900 mm <br />0.9 m <br />) +
0.5mm;0.9mm +
Man. +, N.B. +, N.S. +, Ont. +, Que. +, Ala. +, Ark. +, Conn. +, Del. +, D.C. +, Fla. +, Ga. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Mo. +, Nebr. +, N.H. +, N.J. +, N.Y. +, N.C. +, Ohio +, Okla. +, Pa. +, R.I. +, S.C. +, S.Dak. +, Tenn. +, Tex. +, Vt. +, Va. +, W.Va. +, Wis. +  and Wyo. +
50–1000 m +
0.4 cm4 mm <br />0.004 m <br /> (0.42 cm4.2 mm <br />0.0042 m <br />) +
0.26 cm2.6 mm <br />0.0026 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
1.1mm;1.8mm +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Dry to mesic deciduous or mixed forests +
, +  and racemose +
2 cm20 mm <br />0.02 m <br /> (7 cm70 mm <br />0.07 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
sessile +  and pistillate +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
0 cm0 mm <br />0 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
wider than long +
with (1-)3-6(-30) bristles and/or scales +
stipitate +, not +  and veined +
Fruiting mid–late spring. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
6 cm60 mm <br />0.06 m <br /> (10 cm100 mm <br />0.1 m <br />) +
0 cm0 mm <br />0 m <br /> (6 cm60 mm <br />0.06 m <br />) +
2+ times as long as proximal spikes +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.13 cm1.3 mm <br />0.0013 m <br />) +
adventitious +
basal +  and proximal +
ovate;circular-ovate +
0.1 cm1 mm <br />0.001 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
cylindric +
Illustrated +  and Endemic +
1 +  and 3 +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
twisted +  and coiled +
papillate +
0.007 cm0.07 mm <br />7.0e-5 m <br /> (?) +  and 0.01 cm0.1 mm <br />1.0e-4 m <br /> (?) +
deciduous +
2-3(-4)-fid +
Carex convoluta +
Carex rosea +
Carex sect. Phaestoglochin +
species +
rhizomatous +  and short-rhizomatous +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.26 cm2.6 mm <br />0.0026 m <br />) +