Carex alopecoidea

Tuckerman

Enum. Meth. Caric., 18. 1843.

Common names: Carex alopécoïde
IllustratedEndemic
Treatment appears in FNA Volume 23. Treatment on page 275. Mentioned on page 273, 274.

Plants with basal sheaths of previous year persistent as linear fibers. Culms to 80 cm × 4 mm, scabrous. Leaves: sheaths all with blades, fronts smooth, red spotted, indistinctly linearly veined, apex hyaline, colorless, fragile, convex, entire; ligules rounded, 5 mm, free limb to 0.5 mm; blades dark green, not epistomic, to 60 cm × 7 mm. Inflorescences densely spicate, elongated, cylindric, with 8–12 branches, 2–4 × 1.5 cm; proximal internode to 0.5 mm; proximal bracts setaceous, apparent. Scales coppery with hyaline margins. Perigynia pale-brown, coppery distally, faintly 3–5-veined or veinless abaxially, veinless adaxially, to 4 × 1.7 mm, base not distended proximally, rounded; stipe to 0.2 mm; beak to 2 mm, serrulate. Achenes circular, 1.5 × 1.3 mm; stalk to 0.15 mm; persistent style base cylindric. 2n = 68.


Phenology: Fruiting Jul.
Habitat: Seasonally saturated soils in wet meadows, openings in alluvial woods, stream banks, particularly on calcareous substrates
Elevation: 0–1500 m

Distribution

V23 462-distribution-map.jpg

Man., N.S., Ont., Que., Sask., Conn., Del., D.C., Ill., Ind., Iowa, Ky., Maine, Md., Mass., Mich., Minn., N.J., N.Y., N.Dak., Ohio, Pa., Vt., Wis.

Discussion

Morphologically Carex alopecoidea is most similar to C. conjuncta; it differs in the smooth sheath fronts and the abaxial veins faint or absent.

Selected References

None.

Lower Taxa

None.
... more about "Carex alopecoidea"
1.5 cm15 mm <br />0.015 m <br /> (?) +
biconvex +
smaller +
colorless +  and hyaline +
Lisa A. Standley +
Tuckerman +
shortened +
smooth +  and rugose +
membranous +
not +  and fibrous +
rounded +  and distended +
Vulpinae +
0 cm0 mm <br />0 m <br /> (0.2 cm2 mm <br />0.002 m <br />) +
not epistomic +
0 cm0 mm <br />0 m <br /> (60 cm600 mm <br />0.6 m <br />) +
v--shaped +
glumaceous +  and foliaceous +
2-ranked +  and arranged +
ascending +  and appressed +
scale-like +  and leaflike +
parallel +  and divergent +
terete +, rolled +  and plicate +
Carex alopécoïde +
dark-brown +  and black +
0 cm0 mm <br />0 m <br /> (80 cm800 mm <br />0.8 m <br />) +
round +  and trigonous +
Man. +, N.S. +, Ont. +, Que. +, Sask. +, Conn. +, Del. +, D.C. +, Ill. +, Ind. +, Iowa +, Ky. +, Maine +, Md. +, Mass. +, Mich. +, Minn. +, N.J. +, N.Y. +, N.Dak. +, Ohio +, Pa. +, Vt. +  and Wis. +
0–1500 m +
open +, pistillate +  and staminate +
hypogynous +  and subtending +
red spotted +
biconvex +  and trigonous +
Seasonally saturated soils in wet meadows, openings in alluvial woods, stream banks, particularly on calcareous substrates +
paniculate +  and racemose +
prophyllate +, sessile +  and pistillate +
multi-ranked +, 2-ranked +, 3-ranked +  and alternate +
basal +  and cauline +
5 cm50 mm <br />0.05 m <br /> (?) +
with (1-)3-6(-30) bristles and/or scales +
veinless +  and 3-5-veined +
coppery +  and pale-brown +
0 cm0 mm <br />0 m <br /> (0.4 cm4 mm <br />0.004 m <br />) +
ascending +  and spreading +
0 cm0 mm <br />0 m <br /> (0.17 cm1.7 mm <br />0.0017 m <br />) +
Fruiting Jul. +
2-3(-4)-carpellate +
3 (?) +  and 1 (?) +
0 cm0 mm <br />0 m <br /> (0.05 cm0.5 mm <br />5.0e-4 m <br />) +
Enum. Meth. Caric., +
adventitious +
basal +  and proximal +
2-keeled +
cylindric +
Illustrated +  and Endemic +
1 (?) +  and 3 (?) +
septate +, hollow +  and solid +
compressed +, terete +  and trigonous +
papillate +
0 cm0 mm <br />0 m <br /> (?) +  and 0.02 cm0.2 mm <br />2.0e-4 m <br /> (?) +
deciduous +
2-3(-4)-fid +
Carex alopecoidea +
Carex sect. Vulpinae +
species +