''Trisetum'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of plants in the

grass family Poaceae ( ), also called Gramineae ( ), is a large and nearly ubiquitous family of monocotyledonous flowering plants commonly known as grasses. It includes the cereal grasses, bamboos, the grasses of natural grassland and species cultivated in ...

, widespread in temperate, subarctic, and alpine habitats in much of the world. Oatgrass is a common name for plants in this genus.

Species

''Trisetum'' formerly included over 70 species. Over the past decade the genus has been split into smaller genera (including ''

Graciliotrisetum ''Graciliotrisetum'' is a genus of grasses. It includes two species native to the central and eastern Mediterranean basin, ranging from Corsica and Sardinia through Italy and the southern Balkan Peninsula to Turkey. *'' Graciliotrisetum aureum'' ...

'' and ''

Sibirotrisetum ''Sibirotrisetum'' is a genus of grasses. It includes seven species native to subarctic and temperate Eurasia, from Poland and Turkey to the Himalayas, Japan, and the Russian Far East, as well as New Guinea and western subarctic North America (Al ...

'') and some species placed in other genera. ''

Plants of the World Online Plants of the World Online (POWO) is an online taxonomic database published by the Royal Botanic Gardens, Kew. History Following the Convention on Biological Diversity, the Royal Botanic Gardens in Kew launched Plants of the World Online i ...

'' currently accepts eight species. *''

Trisetum bertolonii ''Trisetum'' is a genus of plants in the grass family, widespread in temperate, subarctic, and alpine habitats in much of the world. Oatgrass is a common name for plants in this genus. Species ''Trisetum'' formerly included over 70 species. Over ...

'' – Italy (

Apennines The Apennines or Apennine Mountains ( ; or Ἀπέννινον ὄρος; or – a singular with plural meaning; )Latin ''Apenninus'' (Greek or ) has the form of an adjective, which would be segmented ''Apenn-inus'', often used with nouns s ...

) *''

Trisetum caudulatum ''Trisetum'' is a genus of plants in the grass family, widespread in temperate, subarctic, and alpine habitats in much of the world. Oatgrass is a common name for plants in this genus. Species ''Trisetum'' formerly included over 70 species. Over ...

'' – Juan Fernández Islands, Chile, and southern Argentina *''

Trisetum clarkei ''Trisetum'' is a genus of plants in the grass family, widespread in temperate, subarctic, and alpine habitats in much of the world. Oatgrass is a common name for plants in this genus. Species ''Trisetum'' formerly included over 70 species. Over ...

'' – Afghanistan, Himalayas, Xinjiang, and western and central China *''

Trisetum debile ''Trisetum'' is a genus of plants in the grass family, widespread in temperate, subarctic, and alpine habitats in much of the world. Oatgrass is a common name for plants in this genus. Species ''Trisetum'' formerly included over 70 species. Over ...

'' – China (northwestern Yunnan) *''

Trisetum flavescens ''Trisetum flavescens'', the yellow oatgrass or golden oat grass, is a species of grass in the family Poaceae. It is native to Europe, Asia, and North Africa. It can be found elsewhere, such as sections of North America, where it was introduce ...

'' – Europe, Azores, northwestern Africa, and western Asia *''

Trisetum glomeratum ''Trisetum'' is a genus of plants in the grass family, widespread in temperate, subarctic, and alpine habitats in much of the world. Oatgrass is a common name for plants in this genus. Species ''Trisetum'' formerly included over 70 species. Over ...

'' – Hawaiian Islands *''

Trisetum macbridei ''Trisetum'' is a genus of plants in the grass family, widespread in temperate, subarctic, and alpine habitats in much of the world. Oatgrass is a common name for plants in this genus. Species ''Trisetum'' formerly included over 70 species. Over ...

'' – central Peru *''

Trisetum yunnanense ''Trisetum'' is a genus of plants in the grass family, widespread in temperate, subarctic, and alpine habitats in much of the world. Oatgrass is a common name for plants in this genus. Species ''Trisetum'' formerly included over 70 species. Over ...

'' – China (Yunnan) The List of ''Trisetum'' species includes species accepted as of 2012.Grass Manual Treatment

References

Poaceae genera Taxa described in 1805 Taxa named by Christiaan Hendrik Persoon {{Pooideae-stub