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Hybrid flat-sedge

Cyperus xmesochorus Geise

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Hybrid flat-sedge
Hybrid flat-sedge
Hybrid flat-sedge

Morphology

Culm
Erect, glabrous or rarely slightly rough.
Leaves
Blades occasionally reaching inflorescences, up to 1/4 inch wide, glabrous.
Inflorescence
Spikes, central 1-3 sessile, lateral 2-10 spreading or slightly ascending on unequal rays to 3.5 inches long, condensed, hemispheric or ellipsoid.
Flower
Spiklets 5-15, ascending, flattened, 1/2 to 1 inch long, to 18-flowered, radiating from common point; scales ovate, 9-15-nerved; margins rough; tips abruptly short-pointed.
Fruit
Achenes, ellipsoid, 3-angled, less than 1/8 inch long, pale brown, 1-seeded.

Additional Notes

Comments

Rhizomatous. Cyperus xmesochorus is a hybrid between Cyperus lupulinus (Spreng.) Marcks and Cyperus schweinitzii Torr. It is common and widespread.

Quick Facts
Plant Type
Sedge
Family
Cyperaceae - Sedge Family
Life Span
Perennial
Height
Up to 30 inches
Last Updated
2007-10-06
Flowering Period
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Blooms: July, August, September, October