Leersia

cutgrasses
Leersia hexandra
Scientific classification
Kingdom:Plantae
Clade:Angiosperms
Clade:Monocots
Clade:Commelinids
Order:Poales
Family:Poaceae
Subfamily:Oryzoideae
Tribe:Oryzeae
Subtribe:Oryzinae
Genus:Leersia
Sw. 1788 not Hedw. ex Batsch 1802 (moss in family Encalyptaceae)
Type species
Leersia oryzoides
Synonyms[1]

Leersia is a genus of plants in the grass family which includes species known generally as cutgrasses.[2][3]

The genus is widespread across many countries on all the inhabited continents.[4][5][6][7][8][9][10][11]

It was named for the German botanist Johann Daniel Leers (1727-1774).[12]

Species[1]
  1. Leersia angustifolia Prodoehl - Sudan
  2. Leersia denudata Launert - from Kenya to Cape Province
  3. Leersia drepanothrix Stapf - from Guinea to Uganda
  4. Leersia friesii Melderis - from Uganda to Botswana
  5. Leersia hexandra Sw. - Africa, Eurasia, Australian, North + South America, various islands
  6. Leersia japonica (Honda) Honda - China, Japan, Korea
  7. Leersia lenticularis Michx. - central + eastern USA
  8. Leersia ligularis Trin. - Latin America + West Indies from Coahuila to Paraguay
  9. Leersia monandra Sw. - Texas, Florida, Mexico, West Indies
  10. Leersia nematostachya Launert - Cameroon, Angola, Zambia
  11. Leersia oncothrix C.E.Hubb. - Zambia
  12. Leersia oryzoides (L.) Sw. - Eurasia (from Azores to Primorye), North America (Canada, USA, northeastern Mexico)
  13. Leersia perrieri (A.Camus) Launert - Madagascar
  14. Leersia sayanuka Ohwi - China, Japan, Korea, Vietnam
  15. Leersia stipitata Bor - Thailand
  16. Leersia tisserantii (A.Chev.) Launert - from Guinea to Namibia
  17. Leersia triandra C.E.Hubb. - Sierra Leone, Liberia, Cameroon
  18. Leersia virginica Willd. - eastern Canada, eastern + central USA
formerly included[1]

see Arthraxon Digitaria Hygroryza Maltebrunia Megastachya

References

  1. 1 2 3 Kew World checklist of Selected Plant Families
  2. ↑ Swartz, Olof. 1788. Nova Genera et Species Plantarum seu Prodromus 21 in Latin
  3. ↑ Tropicos, Leersia Sw.
  4. ↑ Flora of China Vol. 22 Page 184 假稻属 jia dao shu Leersia Solander ex Swartz, Prodr. 21. 1788.
  5. ↑ Flora of Pakistan
  6. ↑ Altervista Flora Italiana genere leersia Archived 2015-02-01 at the Wayback Machine.
  7. ↑ Atlas of Living Australia, Leersia Sw. Cutgrass
  8. ↑ Sanbi Red List of South African Plants
  9. ↑ Biota of North America Program 2013 county distribution maps
  10. ↑ Pohl, R. W. & G. Davidse. 1994. 25. Leersia Sw., nom. cons. 6: 221–222. In G. Davidse, M. Sousa Sánchez & A.O. Chater (eds.) Flora Mesoamericana. Universidad Nacional Autónoma de México, México, D.F..
  11. ↑ Zon, A. P. M. v. 1992. Graminées du Cameroun. Wageningen Agricultural University Papers 92–1(2): 1–557
  12. ↑ Ada Hayden Herbarium - Iowa State University, rice cutgrass (cutgrass), Leersia oryzoides (L.) Sw.

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