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tapered rosette grass

Scientific Name: Dichanthelium acuminatum var. acuminatum

Family: Poaceae

Category: Monocot

Growth: Graminoid

Duration: Perennial

Other Names:

       

Dichanthelium acuminatum: Tapered Rosette Grass

Dichanthelium acuminatum, commonly known as Tapered Rosette Grass, is a species of grass with a distinctive growth habit and several variations. It's also referred to by names such as Hairy Panic Grass, Woolly Panic Grass, Needleleaf Rosette Grass, and Western Panicgrass.

Considerations for Pets

  • This plant possesses a dense, fibrous root system.

Taxonomy and Nomenclature

  • Scientific Name: Dichanthelium acuminatum (Sw.) Gould & C.A. Clark
  • Family: Poaceae (Grass family)
  • Synonyms and Variations:
    • Dichanthelium acuminatum (Swartz) Gould &amp C.A. Clark subsp. acuminatum var. acuminatum
    • Dichanthelium acuminatum (Swartz) Gould &amp C.A. Clark subsp. acuminatum var. lindheimeri (Nash) Gould
    • Other listed varieties include Dichanthelium acuminatum var. lindheimeri (Nash) Gould &amp C.A. Clark and Dichanthelium acuminatum var. sericeum.
    • Older scientific name: Panicum acuminatum

Distribution and Habitat

Dichanthelium acuminatum is found in North America. This species is associated with wetland habitats and can tolerate dry, moist, and wet soil conditions, thriving in sun, part-sun, or part-shade environments.

Ecological Role

The text mentions the species being classified as a weed at Southern Weed. Its presence and impact on the ecosystem depends on the specific location and environmental conditions.

Morphological Characteristics

  • Dichanthelium acuminatum exhibits a tapered rosette growth habit.
  • It develops a dense, fibrous root system.
  • The plant forms a well-formed rosette of broad leaves at its base.
  • Flower colors can be green, yellow, or brown.
  • The growth form is described as graminoid.
  • When grown as ornamental gramineae, the plant develops a round-shape shrub.

Quirky Facts

  • The common name was changed from hairy panicgrass to tapered rosette grass on 9 February 2016.

Interactions with Other Organisms

  • The text mentions the identification of Pseudophialophora species from the roots of Dichanthelium acuminatum.
  • It can hybridize with Oliganthes.

Further Information

  • USDA-NRCS PLANTS Database
  • Dave's Garden
  • Garden Guides
  • Discover Life
  • Southern Weed