Carex crus-corvi

Shuttleworth in G. Kunze

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

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.
Revision as of 21:08, 16 December 2019 by FNA>Volume Importer

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., +
Carex bayardii +  and Carex crus-corvi var. virginiana +
Carex crus-corvi +
Carex sect. Vulpinae +
species +