Carex crus-corvi

Shuttleworth in G. Kunze

in G. Kunze, Suppl. Riedgräs., 128. 1842

IllustratedEndemic
Synonyms: Carex bayardii Fernald Carex crus-corvi var. virginiana Fernald
Treatment appears in FNA Volume 23. Treatment on page 275. Mentioned on page 274, 457, 460.

Plants with basal sheaths of previous year persistent, entire. Culms to 90 cm × 5 mm, scabrous. Leaves: sheaths all with blades, fronts smooth, red spotted, indistinctly linearly veined, apex red-brown, membranous, truncate, minutely ciliate; ligules rounded, 2 mm, free limb to 0.5 mm; blades glaucous, not epistomic, to 90 cm × 12 mm. Inflorescences densely spicate, cylindric, elongate, with 15–25 distinguishable branches, 10–20 × 6 cm; proximal internode to 10 mm; proximal bracts setaceous, apparent. Scales hyaline. Perigynia pale brown, red-brown distally, 10–12-veined abaxially, 5-veined adaxially, to 8 mm, body to 1.2 mm wide, base to 2.2 mm wide, base distended proximally forming disk, cordate; stipe to 0.9 mm; beak to 4.5 mm, mouth deeper abaxially, serrulate, apical teeth somewhat spreading. Achenes ovate, 2.5 × 1.4 mm; stalk to 0.2 mm; persistent style base cylindric, 0.3 mm. 2n = 52.


Phenology: Fruiting May–Aug.
Habitat: Seasonally saturated or inundated soils in wet meadows, marshes, swamps, alluvial bottomlands
Elevation: 0–1000 m

Distribution

V23 461-distribution-map.jpg

Ont., Ala., Ark., Fla., Ga., Ill., Ind., Iowa, Kans., Ky., La., Mich., Minn., Mo., Nebr., N.C., Okla., Ohio, S.C., Tenn., Tex., Va., W.Va.

Discussion

Primarily a species of the Mississippi drainage, Carex crus-corvi also occurs along the coastal plain.

Selected References

None.

Lower Taxa

None.

... more about "Carex crus-corvi"
Lisa A. Standley +
Shuttleworth in G. Kunze +
Vulpinae +
Ont. +, Ala. +, Ark. +, Fla. +, Ga. +, Ill. +, Ind. +, Iowa +, Kans. +, Ky. +, La. +, Mich. +, Minn. +, Mo. +, Nebr. +, N.C. +, Okla. +, Ohio +, S.C. +, Tenn. +, Tex. +, Va. +  and W.Va. +
0–1000 m +
Seasonally saturated or inundated soils in wet meadows, marshes, swamps, alluvial bottomlands +
Fruiting May–Aug. +
in G. Kunze, Suppl. Riedgräs., +
Illustrated +  and Endemic +
Carex bayardii +  and Carex crus-corvi var. virginiana +
Carex crus-corvi +
Carex sect. Vulpinae +
species +