Carex muehlenbergii var. muehlenbergii

Common names: Carex de Mühlenberg
IllustratedEndemic
Treatment appears in FNA Volume 23. Treatment on page 293. Mentioned on page 294.

Pistillate scales 2.5–3.6 × 1.6–2 mm. perigynia 5–9-veined or veinless adaxially, 3–4.2 × 2–2.6 (–3) mm, beak 0.8–1.2 mm.


Phenology: Fruiting late spring–early summer.
Habitat: Dry grasslands, open forests, commonly on sand
Elevation: 10–300 m

Distribution

V23 504-distribution-map.jpg

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

Discussion

Selected References

None.

Lower Taxa

None.

"shortened" is not a number.

0.19 cm1.9 mm <br />0.0019 m <br /> (0.22 cm2.2 mm <br />0.0022 m <br />) +
suborbiculate +
smaller +
1.9mm;2.1mm +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.23 cm2.3 mm <br />0.0023 m <br />) +
with awn;acute +
tapering;obtuse;acuminate or awned +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
Peter W. Ball +
Schkuhr ex Willdenow +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
white-hyaline +, hyaline +  and narrow +
red tinged +  and brown +
rounded +
bidentate +
0.08 cm0.8 mm <br />8.0e-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 +
ovate +  and ovate-circular +
Carex de Mühlenberg +
round +  and trigonous +
20 cm200 mm <br />0.2 m <br /> (90 cm900 mm <br />0.9 m <br />) +
0.7mm;1.1mm +
Ont. +, Que. +, Ala. +, Ark. +, Conn. +, Del. +, D.C. +, Fla. +, Ga. +, Ill. +, Iowa +, Kans. +, Ky. +, La. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Miss. +, Mo. +, N.H. +, N.J. +, N.Y. +, N.C. +, Ohio +, Okla. +, Pa. +, R.I. +, S.C. +, Tex. +, Vt. +, Va. +, W.Va. +  and Wis. +
10–300 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Dry grasslands, open forests, commonly on sand +
, +  and racemose +
1.5 cm15 mm <br />0.015 m <br /> (4 cm40 mm <br />0.04 m <br />) +
0.8 cm8 mm <br />0.008 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
sessile +  and pistillate +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
0 cm0 mm <br />0 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
usually wider than long +
with (1-)3-6(-30) bristles and/or scales +
veinless +  and 5-9-veined +
0.26 cm2.6 mm <br />0.0026 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
pale green +  and yellowbrown +
0.3 cm3 mm <br />0.003 m <br /> (0.42 cm4.2 mm <br />0.0042 m <br />) +
spreading +  and ascending +
0.2 cm2 mm <br />0.002 m <br /> (0.26 cm2.6 mm <br />0.0026 m <br />) +
Fruiting late spring–early summer. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
0 cm0 mm <br />0 m <br /> (2 cm20 mm <br />0.02 m <br />) +
adventitious +
hyaline with green +
basal +  and proximal +
2-keeled +
0.16 cm1.6 mm <br />0.0016 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
cylindric +
Illustrated +  and Endemic +
1 +  and 3 +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex muehlenbergii var. muehlenbergii +
Carex muehlenbergii +
variety +
rhizomatous +  and short-rhizomatous +
0.2 cm2 mm <br />0.002 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +