''Decaryochloa'' 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 Madagascan

bamboo Bamboos are a diverse group of mostly evergreen perennial plant, perennial flowering plants making up the subfamily (biology), subfamily Bambusoideae of the grass family Poaceae. Giant bamboos are the largest members of the grass family, in th ...

in the grass family. There is only one known species, ''Decaryochloa diadelpha'', found only in

Madagascar Madagascar, officially the Republic of Madagascar, is an island country that includes the island of Madagascar and numerous smaller peripheral islands. Lying off the southeastern coast of Africa, it is the world's List of islands by area, f ...

Description

''Decaryochloa'' is a bamboo

liana A liana is a long-Plant stem, stemmed Woody plant, woody vine that is rooted in the soil at ground level and uses trees, as well as other means of vertical support, to climb up to the Canopy (biology), canopy in search of direct sunlight. T ...

. It flowers in April.

Range and habitat

''Decaryochloa'' is found only in Alaotra Mangoro region of eastern Madagascar. Its estimated extent of occurrence (EOO) is 856 km² and its estimated area of occupancy (AOO) is 20 km². It is native to humid

lowland Upland and lowland are conditional descriptions of a plain based on elevation above sea level. In studies of the ecology of freshwater rivers, habitats are classified as upland or lowland. Definitions Upland and lowland are portions of a ...

and lower montane forest between 500 and 1,072 meters elevation. Five populations of the species are known, and there are 10 records of the species. It is threatened with habitat loss across its small range from deforestation for timber, shifting cultivation, conversion of land for agriculture, and mining. Its conservation status is assessed as

endangered An endangered species is a species that is very likely to become extinct in the near future, either worldwide or in a particular political jurisdiction. Endangered species may be at risk due to factors such as habitat loss, poaching, inv ...

References

{{Taxonbar, from1=Q3752916, from2=Q11916747 Endemic flora of Madagascar Bambusoideae genera Monotypic Poaceae genera Flora of the Madagascar lowland forests Flora of the Madagascar subhumid forests Taxa named by Aimée Antoinette Camus Bambusoideae