Genus Poidium Nees

Possible synonym of Chascolytrum Desv.


Summary
Genus number:
16031
Last updated:
7 April 2025
Family:
Poaceae (alt. Gramineae)
Subfamily:
Pooideae
Tribe:
Poeae
Subtribe:
Calothecinae
Accession count:

6 (4  active, 4  available) in National Plant Germplasm System
Comments:


Synonyms

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References:
  1. Essi, L. et al. 2008. Phylogenetic analysis of the Briza complex (Poaceae). Molec. Phylogenet. Evol. 47:1018-1029. Note: findings support a single genus for the South American group, which will require several new combinations to implement
  2. Essi, L. et al. 2017. A synopsis of Briza, Brizochloa, and Chascolytrum (Poaceae, Pooideae, Poeae). Ann. Missouri Bot. Gard. 102:466-519. DOI: 10.3417/2012069.
  3. Gillespie, L. J. & R. J. Soreng. 2005. A phylogenetic analysis of the bluegrass genus Poa based on cpDNA restriction site data. Syst. Bot. 30:84. Note: mentions
  4. Silva, L. N. da et al. 2021. A comprehensive species sampling sheds light on the molecular phylogenetics of Calothecinae (Poaceae, Pooideae, Poeae): evidence for a new subtribe and multiple genera within the Chascolytrum clade. J. Syst. Evol. 60:691-712. DOI: 10.1111/jse.12750.
Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2026. Germplasm Resources Information Network (GRIN Taxonomy). National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: https://npgstest.ars-grin.gov/gringlobal/taxon/taxonomygenus?id=16031. Accessed 11 May 2026.