Carex caroliniana

Schweinitz

Ann. Lyceum Nat. Hist. New York 1: 67. 1824.

IllustratedEndemic
Treatment appears in FNA Volume 23. Treatment on page 484. Mentioned on page 447, 457, 482, 483.

Culms 25–80 cm, glabrescent. Leaves: sheaths pilose; ligules as long as or shorter than wide; blades 1.5–4 mm wide, glabrescent or pilose abaxially and/or proximally. Inflorescences: lateral spikes usually approximate, 7–18 × 3.5–5 mm; terminal spike gynecandrous, at least 1/2 of flowers pistillate, 12–25 mm. Pistillate scales ovate, 1.5–2.4 (–3) × 0.7–1.5 mm, shorter than perigynia, apex acute to acuminate. Staminate scales oblongovate, 2.4–5.1 mm, apex acuminate. Anthers 1.4–2.5 mm. Perigynia spreading, 7–14-veined, obovate-circular, nearly circular in cross-section, 2.1–3 × 1.1–2 mm, not papillose, glabrous or sparsely pilose; beak absent. Achenes 1.6–2.2 × 1–1.4 mm. 2n = 48.


Phenology: Fruiting late spring–early summer.
Habitat: Ditches, shores
Elevation: 0–500 m

Distribution

V23 893-distribution-map.jpg

Ark., Del., D.C., Ga., Ind., Kans., Md., Miss., Mo., N.J., N.C., Ohio, Okla., Pa., Tenn., Tex., Va., W.Va.

Discussion

Selected References

None.

Lower Taxa

None.

"shortened" is not a number.

... more about "Carex caroliniana"
0.16 cm1.6 mm <br />0.0016 m <br /> (0.22 cm2.2 mm <br />0.0022 m <br />) +
trigonous +
1mm;1.4mm +
stipitate +, veinless +  and veined +
elliptic +  and broadly obovate rounded-trigonous +
0.17 cm1.7 mm <br />0.0017 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
0.14 cm1.4 mm <br />0.0014 m <br /> (0.25 cm2.5 mm <br />0.0025 m <br />) +
, +  and beakless +
pubescent +  and glabrous +
acuminate;acute;acuminate +
Peter W. Ball +
Schweinitz +
tapering +  and rounded +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.1 cm1 mm <br />0.001 m <br />) +
0.02 cm0.2 mm <br />2.0e-4 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
pilose +  and glabrescent +
v--shaped +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
parallel +  and divergent +
terete +, rolled +  and plicate +
glabrescent +
round +  and trigonous +
25 cm250 mm <br />0.25 m <br /> (80 cm800 mm <br />0.8 m <br />) +
Ark. +, Del. +, D.C. +, Ga. +, Ind. +, Kans. +, Md. +, Miss. +, Mo. +, N.J. +, N.C. +, Ohio +, Okla. +, Pa. +, Tenn. +, Tex. +, Va. +  and W.Va. +
0–500 m +
hypogynous +  and subtending +
biconvex +  and trigonous +
Ditches, shores +
prophyllate +, pedunculate +  and pistillate +
0.7 cm7 mm <br />0.007 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
subentire +  and entire +
with (1-)3-6(-30) bristles and/or scales +
circular +  and obovate-circular +
0.21 cm2.1 mm <br />0.0021 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
pilose +  and glabrous +
not papillose +
0.11 cm1.1 mm <br />0.0011 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Fruiting late spring–early summer. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
Ann. Lyceum Nat. Hist. New York +
adventitious +
staminate +  and pistillate +
0.24 cm2.4 mm <br />0.0024 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
basal +  and proximal +
0.24 cm2.4 mm <br />0.0024 m <br /> (0.51 cm5.1 mm <br />0.0051 m <br />) +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
cylindric +
Illustrated +  and Endemic +
1 +  and 3 +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex sect. Virescentes +
Carex caroliniana +
Carex sect. Porocystis +
species +
1.2 cm12 mm <br />0.012 m <br /> (2.5 cm25 mm <br />0.025 m <br />) +
plant +  and cespitose +