Carex hirtifolia

Mackenzie

Bull. Torrey Bot. Club 37: 244. 1910.

Common names: Carex à feuilles poilues
IllustratedEndemic
Basionym: Carex pubescens Muhlenberg ex Willdenow Sp. Pl. 4(1): 281. 1805,
Treatment appears in FNA Volume 23. Treatment on page 490. Mentioned on page 466, 487.

Culms 25–60 cm, scabrous distally, pilose. Leaf-blades to 4–8 mm wide. Spikes: lateral spikes in distal 1/2 of stem, 5–17 (–22) × 4–6 mm; terminal spikes 8–20 × 1.8–3 mm. Pistillate scales 3-veined, obovate-circular, 3–5 × 1.2–2.5 mm, apex acuminate, proximal scale almost as long as perigynia, with awn 0.5–2 mm. Perigynia 3.5–5 × 1.5–1.8 mm. Achenes sessile, 2.5–2.8 × 1.2–1.5 mm. 2n = 50.


Phenology: Fruiting late spring–early summer.
Habitat: Thickets, lowland forests, forested slopes
Elevation: 0–1000 m

Distribution

V23 911-distribution-map.jpg

N.B., N.S., Ont., Que., Conn., Del., D.C., Ill., Ind., Iowa, Kans., Ky., Maine, Md., Mass., Mich., Minn., Mo., N.H., N.J., Ohio, Pa., R.I., Tenn., Vt., Va., W.Va., Wis.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Carex hirtifolia"
0.25 cm2.5 mm <br />0.0025 m <br /> (0.28 cm2.8 mm <br />0.0028 m <br />) +
trigonous +
1.2mm;1.5mm +
Peter W. Ball +
Mackenzie +
0.05 cm0.5 mm <br />5.0e-4 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
shortened +
rounded +
Carex pubescens +
bidentate +
0.07 cm0.7 mm <br />7.0e-4 m <br /> (0.15 cm1.5 mm <br />0.0015 m <br />) +
m--shaped +
0mm;20mm +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
parallel +  and divergent +
terete +, rolled +  and plicate +
Carex à feuilles poilues +
round +  and trigonous +
25 cm250 mm <br />0.25 m <br /> (60 cm600 mm <br />0.6 m <br />) +
N.B. +, N.S. +, Ont. +, Que. +, Conn. +, Del. +, D.C. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, Mo. +, N.H. +, N.J. +, Ohio +, Pa. +, R.I. +, Tenn. +, Vt. +, Va. +, W.Va. +  and Wis. +
0–1000 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
biconvex +  and trigonous +
Thickets, lowland forests, forested slopes +
prophyllate +, not short-pedunculate +, subsessile +  and pistillate +
1.7 cm17 mm <br />0.017 m <br /> (2.2 cm22 mm <br />0.022 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (1.7 cm17 mm <br />0.017 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (0.6 cm6 mm <br />0.006 m <br />) +
0.4 cm4 mm <br />0.004 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
with (1-)3-6(-30) bristles and/or scales +
stipitate +  and veinless +
0.35 cm3.5 mm <br />0.0035 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
0 cm0 mm <br />0 m <br /> (1 cm10 mm <br />0.01 m <br />) +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.18 cm1.8 mm <br />0.0018 m <br />) +
Fruiting late spring–early summer. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
Bull. Torrey Bot. Club +
adventitious +
3-veined +  and pistillate +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
basal +  and proximal +
2-keeled +
1.2mm;2.5mm +
cylindric +
0 cm0 mm <br />0 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
Illustrated +  and Endemic +
1 (?) +  and 3 (?) +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
deciduous +
2-3(-4)-fid +
Carex hirtifolia +
Carex sect. Hirtifoliae +
species +
0.18 cm1.8 mm <br />0.0018 m <br /> (0.3 cm3 mm <br />0.003 m <br />) +
0 cm0 mm <br />0 m <br /> (0.08 cm0.8 mm <br />8.0e-4 m <br />) +
plant +  and cespitose +