Carex communis var. communis

Common names: Carex commun
Treatment appears in FNA Volume 23. Treatment on page 539. Mentioned on page 536.

Pistillate scales 2.5–4.1 × 1.2–1.6 (–2) mm, apex usually acuminate, sometimes awned, equaling or shorter than perigynia. Perigynia 2.8–3.8 × 1.2–2.6 mm; beak 0.5–2.3 mm, apical teeth 0.1–0.3 mm. 2n = 28.


Phenology: Fruiting late Apr–late Jun.
Habitat: Poor to rich, well-drained soils of dry to moist woods and clearings, in partial shade of deciduous and mixed deciduous-coniferous forests, crevices and ledges of bluffs, slopes
Elevation: 50–1000 m

Distribution

V23 1015-distribution-map.jpg

N.B., Nfld. and Labr., N.S., Ont., Que., Ark., Conn., Del., Ill., Ind., Ky., Maine, Md., Mass., Mich., Minn., Mo., N.H., N.J., N.Y., N.C., Ohio, Pa., R.I., Tenn., Vt., Va., W.Va., Wis.

Discussion

Selected References

None.

Lower Taxa

None.

"shortened" is not a number.

0.14 cm1.4 mm <br />0.0014 m <br /> (0.23 cm2.3 mm <br />0.0023 m <br />) +
globose;obovoid round +
1mm;1.4mm +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
glabrous +  and pubescent +
acuminate +
0.01 cm0.1 mm <br />1.0e-4 m <br /> (0.03 cm0.3 mm <br />3.0e-4 m <br />) +
William J. Crins +  and Jeff H. Rettig +
L. H. Bailey +
rounded +  and tapering +
not fibrous +
ciliate-serrulate +
straight +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.23 cm2.3 mm <br />0.0023 m <br />) +
v--shaped +
0.2 cm2 mm <br />0.002 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
parallel +  and divergent +
terete +, rolled +  and plicate +
Carex commun +
brown +  and red +
round +  and trigonous +
20 cm200 mm <br />0.2 m <br /> (60 cm600 mm <br />0.6 m <br />) +
N.B. +, Nfld. and Labr. +, N.S. +, Ont. +, Que. +, Ark. +, Conn. +, Del. +, Ill. +, Ind. +, Ky. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Mo. +, N.H. +, N.J. +, N.Y. +, N.C. +, Ohio +, Pa. +, R.I. +, Tenn. +, Vt. +, Va. +, W.Va. +  and Wis. +
50–1000 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Poor to rich, well-drained soils of dry to moist woods and clearings, in partial shade of deciduous and mixed deciduous-coniferous forests, crevices and ledges of bluffs, slopes +
prophyllate +, pedunculate +, staminate +, , +  and pistillate +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
with (1-)3-6(-30) bristles and/or scales +
0.28 cm2.8 mm <br />0.0028 m <br /> (0.38 cm3.8 mm <br />0.0038 m <br />) +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.12 cm1.2 mm <br />0.0012 m <br /> (0.26 cm2.6 mm <br />0.0026 m <br />) +
Fruiting late Apr–late Jun. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
scale-like +  and filiform +
Mem. Torrey Bot. Club +
reddish-brown +  and purplish brown +
0 cm0 mm <br />0 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
adventitious +
0.16 cm1.6 mm <br />0.0016 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
pale-brown +  and dark reddish-brown +
basal +  and proximal +
elliptic;obovate +
0.12 cm1.2 mm <br />0.0012 m <br /> (0.16 cm1.6 mm <br />0.0016 m <br />) +
cylindric +
Illustrated +  and Endemic +
staminate +  and pistillate +
0.31 cm3.1 mm <br />0.0031 m <br /> (1.55 cm15.5 mm <br />0.0155 m <br />) +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.97 cm9.7 mm <br />0.0097 m <br />) +
0.1 cm1 mm <br />0.001 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
1 +  and 3 +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex sect. Montanae +
Carex communis var. communis +
Carex communis +
variety +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
stoloniferous +  and rhizomatous +
plant +  and cespitose +