| Xyris difformis | |
|---|---|
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Clade: | Commelinids |
| Order: | Poales |
| Family: | Xyridaceae |
| Genus: | Xyris |
| Species: | X. difformis
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| Binomial name | |
| Xyris difformis | |
| Synonyms[2] | |
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List
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Xyris difformis, the bog yelloweyed grass,[3] is a North American species of flowering plant in the yellow-eyed-grass family. It is native to the eastern and southern United States, eastern and central Canada, and Central America.[4][5]
Xyris difformis is a perennial herb up to 90 cm (3 feet) tall with grass-like leaves up to 50 cm (20 inches) long, and yellow flowers.[5][6]
- Varieties[5]
- Xyris difformis var. curtissii (Malme) Kral - Belize, coastal states of USA from Texas to Virginia
- Xyris difformis var. difformis - Nova Scotia, Ontario, USA (coastal states from Maine to Texas plus areas as far inland as Michigan, Oklahoma, Indiana, and Arkansas)
- Xyris difformis var. floridana Kral - Belize, Honduras, Nicaragua, USA (coastal states from Louisiana to the Carolinas)
- ^ Maiz-Tome, L. (2016). "Xyris difformis". IUCN Red List of Threatened Species. 2016: e.T64326317A67731277. doi:10.2305/IUCN.UK.2016-1.RLTS.T64326317A67731277.en. Retrieved 19 November 2021.
- ^ The Plant List, Xyris difformis Chapm.
- ^ USDA, NRCS (n.d.). "Xyris difformis". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 16 September 2015.
- ^ Biota of North America Program 2014 county distribution map
- ^ a b c of North America, Xyris difformis Chapm. 1860.
- ^ Chapman, Alvan Wentworth 1860. Flora of the southern United States 500