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Yellow Flat Sedge (Cyperus flavescens)

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Family: CYPERACEAE
Genus: Cyperus
Species: Yellow Flat Sedge (Cyperus flavescens)

Yellow Flat Sedge Species Description

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This species is native to North America north of Mexico.

Allergenicity: Yellow Flat Sedge (Cyperus flavescens) is a mild allergen.

Pollination: Occurs in following seasons depending on latitude and elevation: Summer to Winter.

Angiosperm - Flowering Monocot: Plants in this group have one embryonic leave (single cotyledon). This group include the grasses, lilies, orchids and palms.

Forb: A broad-leaved herb other than a grass, especially one growing in a field, prairie, or meadow.

Grass/Grass-like: Any plant characterized by parallel-veined leaves that arise from nodes in the stem, wrap around it for a distance, and leave, especially those grown as ground cover rather than for grain.

Weed: Any plant growing in cultivated ground to the injury of the crop or desired vegetation, or to the disfigurement of the place; an unsightly, useless, or injurious plant.

Annual: Plants in which the entire life cycle is completed within one growing season.

Wetland Plant: Plants growing in aquatic or wetland habitats. These include all known floating, submerged, and emergent taxa, plus those that are found in permanently or seasonally wet habitats.

Herbaceous Stem: Not woody, lacking lignified tissues.

Yellow Flat Sedge Species Usage

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Yellow Flat Sedge Species Location

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The shaded areas on the map indicates where the species has been observed in the United States. Click the map to see a full scale version of these allergy areas.
  - Native, observed in a county
  - Introduced, observed in a county
  - Rarely observed
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