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Classification System: APG IV

Superregnum: Eukaryota
Regnum: Plantae
Cladus: Angiosperms
Cladus: Monocots
Cladus: Commelinids
Ordo: Poales

Familia: Poaceae
Subfamilia: Pooideae
Tribus: Diarrheneae
Genus: Diarrhena
Species: D. americana – D. fauriei – D. japonica – D. mandshurica – D. obovata
Name

Diarrhena P.Beauv., Ess. Agrostogr.: 142 (1812), nom. cons.
Type species: Diarrhena americana P.Beauv., Ess. Agrostogr.: 142 (1812)

Synonyms

Homotypic
Diarina Raf., Med. Repos. 5: 352 (1808), nom. superfl.
Heterotypic
Korycarpus Zea ex Lag., Gen. Sp. Pl.: 4 (1816)
Corycarpus Zea ex Spreng., Syst. Veg. 1: 123 (1824), orth. var.

References

Palisot de Beauvois, A.M.F.J. (1812) Essai d'une Nouvelle Agrostographie 142, 160, 162.
Govaerts, R. et al. 2013. Diarrhena in World Checklist of Selected Plant Families. The Board of Trustees of the Royal Botanic Gardens, Kew. Published on the internet. Accessed: 2013 Nov. 24. Reference page.
Simon, B.K., Clayton, W.D., Harman, K.T., Vorontsova, M., Brake, I., Healy, D. & Alfonso, Y. 2013. GrassWorld, Diarrhena. Published on the internet. Accessed: 2013 Nov. 24.
Tropicos.org 2013. Diarrhena. Missouri Botanical Garden. Published on the internet. Accessed: 2013 Nov. 24.
International Plant Names Index. 2013. Diarrhena. Published online. Accessed: 24 Nov. 2013.
Global Biodiversity Information Facility. 2019. GBIF Backbone Taxonomy. Checklist dataset. Taxon: Diarrhena.

Diarrhena, or beakgrain, is a genus of Asian and North American plants in the grass family.[3][4][5]

Species[2][6][7]

Diarrhena americana P. Beauv. - east-central United States (OK MO AR IL IN OH KY TN AL GA NC VA WV MD PA)
Diarrhena fauriei (Hack.) Ohwi - Shandong, Jilin, Heilongjiang, Liaoning, Japan, Korea, Primorye
Diarrhena japonica Franch. & Sav. - Japan, Jeju-do, Kuril, Jilin, Heilongjiang, Liaoning
Diarrhena mandshurica Maxim. - Jilin, Heilongjiang, Liaoning, Primorye, Amur, Khabarovsk, Korea, Hebei, Shanxi
Diarrhena obovata (Gleason) Brandenburg - Ontario, east-central United States (TX OK KS NE SD MN IA MO AR IL WI MI IN OH KY TN VA WV PA NY)

formerly included[2]

see Ammophila Catabrosa Cutandia Sphenopus Vulpia

Diarrhena aquatica - Catabrosa aquatica
Diarrhena divaricata - Sphenopus divaricatus
Diarrhena festucoides Raspail 1825 not (Raf.) Fernald 1932 - Cutandia divaricata
Diarrhena littoralis - Ammophila arenaria subsp. australis
Diarrhena maritima - Cutandia maritima
Diarrhena setacea - Vulpia octoflora

References

1950 illustration from USDA-NRCS PLANTS Database / Hitchcock, A.S. (rev. A. Chase). 1950. Manual of the grasses of the United States. USDA Miscellaneous Publication No. 200. Washington
Kew World Checklist of Selected Plant Families
Palisot de Beauvois, Ambroise Marie François Joseph. 1812. Essai d'une Nouvelle Agrostographie 142-143 in Latin
Palisot de Beauvois, Ambroise Marie François Joseph. 1812. Essai d'une Nouvelle Agrostographie plate XXV (25), figure XI (11) line drawings of Diarrhena americana
Tropicos, Diarrhena P. Beauv.
The Plant List search for Diarrhena
Biota of North America Program 2013 county distribution maps

Plants Images

Biology Encyclopedia

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