Eriocoma thurberiana

Eriocoma thurberiana

Taxonavigation

Taxonavigation: Poales
Classification System: APG IV Superregnum: Eukaryota Cladus: Diaphoretickes Cladus: CAM Cladus: Archaeplastida Regnum: Plantae Cladus: Angiosperms Cladus: Monocots Cladus: Commelinids Ordo: Poales

Familia: Poaceae
Subfamilia: Pooideae
Tribus: Stipeae
Genus: Eriocoma
Species: Eriocoma thurberiana

Name

Eriocoma thurberiana (Piper) Romasch., PhytoKeys 126: 105 (2019)

Synonyms

• Homotypic
  • Achnatherum thurberianum (Piper) Barkworth in Phytologia 74: 14 (1993)
  • Stipa occidentalis Thurb. in C.Wilkes, U.S. Expl. Exped., Phan. 17(2): 483 (1874), nom. illeg.
  • Stipa thurberiana Piper in Circ. Div. Agrostol. U.S.D.A. 27: 10 (1900)

Distribution

Native distribution areas:
Continental: Northern America RegionalːWestern USA California, Oregon, Washington RegionalːWestern Central USA Colorado, Idaho, Montana, Nevada, Utah, Wyoming References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2nd Edition

References

Primary references

• Peterson, P.M., Romaschenko, K., Soreng, R.J. & Reyna, J.V. 2019. A key to the North American genera of Stipeae (Poaceae, Pooideae) with descriptions and taxonomic names for species of Eriocoma, Neotrinia, Oloptum, and five new genera: Barkworthia, × Eriosella, Pseudoeriocoma, Ptilagrostiella, and Thorneochloa. PhytoKeys 126: 89–125. DOI: 10.3897/phytokeys.126.34096 Reference page.  126: 105

Additional references

• Govaerts, R., Nic Lughadha, E., Black, N., Turner, R. & Paton, A. 2021. The World Checklist of Vascular Plants, a continuously updated resource for exploring global plant diversity. Scientific Data 8(215): 1–10. DOI: 10.1038/s41597-021-00997-6 Reference page. 
• Flora of North America Editorial Committee (2007). Flora of North America North of Mexico 24: 1-908. Oxford University Press, New York, Oxford.

Links

• Govaerts, R. et al. 2026. Eriocoma thurberiana in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2026 January 22. Reference page. 
• International Plant Names Index. 2026. Eriocoma thurberiana. Published online. Accessed: January 22 2026. Reference page.

Vernacular names

• English: Thurber's needlegrass

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