Carex atlantica subsp. capillacea

(L. H. Bailey) Reznicek

Contr. Univ. Michigan Herb. 14: 191. 1980.

Common names: Carex atlantique
IllustratedEndemic
Basionyms: Carex interior var. capillacea L. H. Bailey Bull. Torrey Bot. Club 20: 426. 1893
Synonyms: Carex howei Mackenzie Carex mohriana Mackenzie
Treatment appears in FNA Volume 23. Treatment on page 330. Mentioned on page 328, 329.

Culms usually 10–60 cm. Leaves 0.4–1.55 mm wide, widest (0.65–) 0.8–1.6 mm wide. Inflorescences usually 0.8–2 cm; spikes 2–5. Perigynia 1.9–3 × 1.3–2 mm, (1.15–) 1.3–1.7 (–1.9) times as long as wide; beak 0.45–0.95 mm.


Phenology: Fruiting late spring–early summer.
Habitat: Bogs, acidic coniferous swamps, wet, acidic soils
Elevation: 0–300 m

Distribution

V23 587-distribution-map.jpg

N.S., Ont., Que., Ala., Ark., Conn., Del., D.C., Fla., Ga., Ill., Ind., Ky., La., Maine, Md., Mass., Mich., Miss., N.H., N.J., N.Y., N.C., Ohio, Pa., R.I., S.C., Tenn., Tex., Vt., Va.

Discussion

The two Carex atlantica subspecies are quite distinct over most of their ranges, but in the south, especially in the Gulf States, intermediates and specimens showing some characteristics of one subspecies and some of the other are occasional.

Selected References

None.

Lower Taxa

None.

0.1 cm1 mm <br />0.001 m <br /> (0.19 cm1.9 mm <br />0.0019 m <br />) +
deltate;rhombic-orbiculate +
much smaller +
1mm;1.7mm +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
0.06 cm0.6 mm <br />6.0e-4 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
A. A. Reznicek +
(L. H. Bailey) Reznicek +
shortened +
white-hyaline +, hyaline +  and narrow +
clavate +
Carex interior var. capillacea +
0.23 length of body;0.5 length of body +
0.045 cm0.45 mm <br />4.5e-4 m <br /> (0.095 cm0.95 mm <br />9.5e-4 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (0.45 cm4.5 mm <br />0.0045 m <br />) +
8 cm80 mm <br />0.08 m <br /> (60 cm600 mm <br />0.6 m <br />) +
inconspicuous +
v--shaped +
0.4mm;4mm +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
parallel +  and divergent +
terete +, rolled +  and plicate +
Carex atlantique +
0.8mm +  and 5mm +
round +  and trigonous +
10 cm100 mm <br />0.1 m <br /> (60 cm600 mm <br />0.6 m <br />) +
N.S. +, Ont. +, Que. +, Ala. +, Ark. +, Conn. +, Del. +, D.C. +, Fla. +, Ga. +, Ill. +, Ind. +, Ky. +, La. +, Maine +, Md. +, Mass. +, Mich. +, Miss. +, N.H. +, N.J. +, N.Y. +, N.C. +, Ohio +, Pa. +, R.I. +, S.C. +, Tenn. +, Tex. +, Vt. +  and Va. +
0–300 m +
hypogynous +  and subtending +
biconvex +  and trigonous +
Bogs, acidic coniferous swamps, wet, acidic soils +
0.8 cm8 mm <br />0.008 m <br /> (2 cm20 mm <br />0.02 m <br />) +
3.5 cm35 mm <br />0.035 m <br /> (24 cm240 mm <br />0.24 m <br />) +
sessile +  and pistillate +
0.31 cm3.1 mm <br />0.0031 m <br /> (1.31 cm13.1 mm <br />0.0131 m <br />) +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
0.08 cm0.8 mm <br />8.0e-4 m <br /> (0.16 cm1.6 mm <br />0.0016 m <br />) +
rounded +  and obtuse +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.37 cm3.7 mm <br />0.0037 m <br />) +
with (1-)3-6(-30) bristles and/or scales +
(0-)1-12-veined +  and 6-13-veined +
0.13 cm1.3 mm <br />0.0013 m <br /> (0.21 cm2.1 mm <br />0.0021 m <br />) +
(1.15-)1.3-1.7(-1.9) +
0.19 cm1.9 mm <br />0.0019 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
spreading +  and reflexed +
0.13 cm1.3 mm <br />0.0013 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
Fruiting late spring–early summer. +
2-3(-4)-carpellate +
4-38-flowered +, pistillate +, 2-21-flowered +, staminate +, 3-40-flowered +  and 10-flowered +
0.3 cm3 mm <br />0.003 m <br /> (1.1 cm11 mm <br />0.011 m <br />) +
0.25 cm2.5 mm <br />0.0025 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
0.44 cm4.4 mm <br />0.0044 m <br /> (0.75 cm7.5 mm <br />0.0075 m <br />) +
3 (?) +  and 1 (?) +
Contr. Univ. Michigan Herb. +
adventitious +
staminate +  and pistillate +
0.13 cm1.3 mm <br />0.0013 m <br /> (0.35 cm3.5 mm <br />0.0035 m <br />) +
basal +  and proximal +
ovatelanceolate;ovate +
0.8mm;1.4mm +
cylindric +
Illustrated +  and Endemic +
0.15 cm1.5 mm <br />0.0015 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
1 (?) +  and 3 (?) +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex howei +  and Carex mohriana +
Carex atlantica subsp. capillacea +
Carex atlantica +
subspecies +
staminate +  and pistillate +
0.48 cm4.8 mm <br />0.0048 m <br /> (2.37 cm23.7 mm <br />0.0237 m <br />) +
0.015 cm0.15 mm <br />1.5e-4 m <br /> (0.045 cm0.45 mm <br />4.5e-4 m <br />) +
plant +  and cespitose +
0.8mm +  and 4mm +