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Texas flatsedge

Scientific Name: Cyperus seslerioides

Family: Cyperaceae

Category: Monocot

Growth: Graminoid

Duration: Perennial

Other Names:

       

Texas Flatsedge (Cyperus seslerioides)

Cyperus seslerioides, commonly known as Texas Flatsedge, is a native plant found in various regions. This page provides information about its taxonomy, distribution, habitat, and more.

Considerations for Pets

  • As a grassy weed, Texas Flatsedge may be treated with chemicals in lawns or gardens, which could pose a risk to pets that ingest treated plants.

Taxonomy and Nomenclature

  • Scientific Name: Cyperus seslerioides Kunth
  • Common Name: Texas Flatsedge
  • Family: Cyperaceae (Sedge Family)
  • Synonyms: While not explicitly listed as synonyms, other Cyperus species are frequently referenced alongside Cyperus seslerioides, indicating a close relationship and potential for confusion.

Distribution and Habitat

  • Native to: Canada (ON), Hawaii (HI), Lower 48 US States (L48), Northern America (NAV), Puerto Rico (PR).
  • Specifically noted as native to Texas.
  • Found throughout Texas in damp and disturbed areas.

Ecological Role

  • Identified as a summer annual grassy weed.
  • Can be a weed in container ornamentals, nurseries, landscapes, and turf.

Additional Information

  • Allergic reactions to the Cyperus genus (Flatsedges) have been reported in Travis County, Texas.
  • Other Cyperus species mentioned in relation to Texas Flatsedge include Cyperus diandrus (Umbrella Flatsedge), Cyperus aggregatus (Inflatedscale Flatsedge), Cyperus bipartitus (Slender Flatsedge), Cyperus laevigatus (Smooth Flatsedge), Cyperus polystachyos (Manyspike Flatsedge), Cyperus ochraceus (Pond Flatsedge), Cyperus acuminatus (Short-pointed Flatsedge), Cyperus echinatus (Globe Flatsedge), Cyperus rotundus, Cyperus digitatus, Cyperus oderatus, Cyperus obtusa, and Cyperus strigosus.

Resources

  • Discover Life: For biology, natural history, ecology, identification, and distribution information.
  • Dave's Garden: For gardening tips and ideas.
  • Encyclopedia of Life: For family classification (Cyperaceae).
  • Texas Parks and Wildlife Department: For Texas site records.