Aristida dichotoma

Aristida dichotoma, known as churchmouse threeawn,[2] fork-tip three-awn,[3] pigbutt three-awn,[4] and poverty grass,[5] is a species of grass from eastern North America.[1] It is native to the Eastern and Midwestern United States and Ontario, Canada. It has been introduced in California.[1] It was described in 1803 by André Michaux.[6]

Aristida dichotoma
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Clade: Commelinids
Order: Poales
Family: Poaceae
Genus: Aristida
Species:
A. dichotoma
Binomial name
Aristida dichotoma
Michx.[1]
Synonyms[1]
  • Aristida dichotoma f. major Shinners
  • Avena paradoxa Willd. ex Kunth
  • Avena setacea Muhl. ex Trin.
  • Curtopogon dichotomus (Michx.) P.Beauv.

Aristida dichotoma has also been known as beard grass and branching aristida.[7] The specific epithet is from the Latin for "forked".[8]

References
  1. "Aristida dichotoma Michx". Plants of the World Online. Royal Botanical Gardens Kew. Retrieved 2019-01-06.
  2. "Aristida dichotoma". Integrated Taxonomic Information System. Retrieved 6 January 2019.
  3. Weakley, Alan S. (2018), Flora of the Southern and Mid-Atlantic States, working draft of 20 August 2018, University of North Carolina Herbarium, North Carolina Botanical Garden, University of North Carolina at Chapel Hill
  4. Shaw, Robert B. (2012). Guide to Texas Grasses (1st ed.). Texas A & M University Press. ISBN 9781603441865.
  5. Reznicek, A. A.; Voss, E. G.; Walters, B. S., eds. (February 2011). "Aristida dichotoma". Michigan Flora Online. University of Michigan Herbarium.
  6. "Aristida dichotoma Michx". ipni.org. International Plant Names Index. Retrieved 2019-01-06.
  7. Nowick, Elaine (2014). Historical common names of Great Plains plants, with scientific names index. ISBN 9781609620585.
  8. Wilhelm, Gerould; Rericha, Laura (2017). Flora of the Chicago Region: A Floristic and Ecological Synthesis. Indiana Academy of Sciences.


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