Poa macrocalyx

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: Poeae
Subtribus: Poinae
Genus: Poa
Species: Poa macrocalyx

Name

Poa macrocalyx Trautv. & C.A.Mey. in A.T.von Middendorff, Reise Sibir. 1(2; 3): 108 (1856)

Synonyms

Heterotypic
- Poa cenisia var. virens Griseb. in C.F.von Ledebour, Fl. Ross. 4: 374 (1852)
- Poa golubii Prob. in Fl. Ross. Dal'nego Vostoka: 448 (2006)
- Poa hispidula Vasey in Contr. U.S. Natl. Herb. 1: 272 (1893)
- Poa hispidula var. aleutica Hultén in Fl. Aleutian Isl.: 88 (1937)
- Poa hispidula f. vivipara (Hultén) B.Boivin in Naturaliste Canad. 94: 635 (1967)
- Poa hispidula var. vivipara Hultén in Fl. Aleutian Isl.: 88 (1937)
- Poa macrocalyx var. chishimana Ohwi in Acta Phytotax. Geobot. 10: 124 (1941)
- Poa macrocalyx var. fallax (Hack.) Ohwi in Acta Phytotax. Geobot. 10: 124 (1941)
- Poa macrocalyx subsp. koriakiensis (Vorosch.) Vorosch. in Byull. Moskovsk. Obshch. Isp. Prir., Otd. Biol., n.s., 95(2): 91 (1990)
- Poa macrocalyx var. koriakiensis Vorosch. in Byull. Glavn. Bot. Sada 150: 56 (1988)
- Poa macrocalyx var. scabriflora (Hack.) Ohwi in Acta Phytotax. Geobot. 10: 124 (1941)
- Poa macrocalyx subsp. tatewakiana (Ohwi) Vorosch. in Byull. Moskovsk. Obshch. Isp. Prir., Otd. Biol., n.s., 95(2): 91 (1990)
- Poa macrocalyx var. tatewakiana (Ohwi) Ohwi in Fl. Jap., rev. ed.: 164 (1965)
- Poa scabriflora Hack. in Repert. Spec. Nov. Regni Veg. 3: 244 (1907)
- Poa stenantha var. fallax Hack. in Bull. Herb. Boissier 7: 708 (1899)
- Poa stenantha var. japonica Hack. in Bull. Herb. Boissier 7: 708 (1899)
- Poa tatewakiana Ohwi in Acta Phytotax. Geobot. 10: 124 (1941)
- Poa tschegolevii V.N.Vassil. in Bot. Mater. Gerb. Bot. Inst. Komarova Akad. Nauk S.S.S.R. 8: 215 (1940)
- Poa turneri Scribn. in Bull. Div. Agrostol. U.S.D.A. 8: 5 (1897)

Distribution

Native distribution areas:

Continental: Northern America
- Regionalː Northwestern USA
  - Alaska
- Regionalː Canada
  - British Columbia
Continental: Asia - temperate
- Regionalː Eastern Asia
  - Japan
- Regionalː Russian Far East
  - Aleutian Is., Kamchatka, Khabarovsk, Kuril Is., Magadan, Primorye, Sakhalin

References: Brummitt, R.K. 2001. TDWG – World Geographical Scheme for Recording Plant Distributions, 2^nd Edition

References

Primary references

Trautv. & C.A.Mey. in A.T.von Middendorff, (1856) Reise in den äussersten Norden und Osten Sibiriens 1(2; 3): 108

Additional references

Clayton, W.D., Harman, K.T. & Williamson, H. 2006. World Grass Species – Synonymy database. The Board of Trustees of the Royal Botanic Gardens, Kew. Available for download as an Access file from Synonymy database. 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. Poa macrocalyx in Kew Science Plants of the World Online. The Board of Trustees of the Royal Botanic Gardens, Kew. Published online. Accessed: 2026 January 02. Reference page.
International Plant Names Index. 2026. Poa macrocalyx. Published online. Accessed: January 02 2026. Reference page.

Vernacular names

中文: 大萼早熟禾