''Chusquea culeou'', the Chilean bamboo, ( es, caña coligüe or colihue) is a

species In biology, a species is the basic unit of Taxonomy (biology), classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of ...

flowering plant Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. They include all forbs (flowering plants without a woody stem), grasses and grass-like plants, a vast majority of ...

in the grass family Poaceae. An

evergreen In botany, an evergreen is a plant which has foliage that remains green and functional through more than one growing season. This also pertains to plants that retain their foliage only in warm climates, and contrasts with deciduous plants, which ...

bamboo Bamboos are a diverse group of evergreen perennial flowering plants making up the subfamily Bambusoideae of the grass family Poaceae. Giant bamboos are the largest members of the grass family. The origin of the word "bamboo" is uncertain, ...

native to South America, unlike most species within the

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...

Chusquea ''Chusquea'' is a genus of evergreen bamboos in the grass family. Most of them are native to mountain habitats in Latin America, from Mexico to southern Chile and Argentina. They are sometimes referred to as South American mountain bamboos. Unl ...

'', it is frost-tolerant and thus widely cultivated in temperate regions.

Distribution

It is

native Native may refer to: People * Jus soli, citizenship by right of birth * Indigenous peoples, peoples with a set of specific rights based on their historical ties to a particular territory ** Native Americans (disambiguation) In arts and enterta ...

to the Valdivian rainforests, humid

temperate In geography, the temperate climates of Earth occur in the middle latitudes (23.5° to 66.5° N/S of Equator), which span between the tropics and the polar regions of Earth. These zones generally have wider temperature ranges throughout t ...

forests of Chile and southwestern Argentina. Chusquea culeou is a keystone species which can control patterns of forest dynamics by impeding regeneration of tree species.

Description

Growing to tall by broad, ''Chusquea culeou'' forms a substantial clump of greenery. It has hairy

lanceolate The following is a list of terms which are used to describe leaf morphology in the description and taxonomy of plants. Leaves may be simple (a single leaf blade or lamina) or compound (with several leaflets). The edge of the leaf may be regula ...

leaves with a spine on their end, and its flower is a

whisk A whisk is a cooking utensil which can be used to blend ingredients smooth or to incorporate air into a mixture, in a process known as '' whisking'' or '' whipping''. Most whisks consist of a long, narrow handle with a series of wire loops ...

of light brown colour. The plant also produces a

caryopsis In botany, a caryopsis (plural caryopses) is a type of simple fruit—one that is monocarpellate (formed from a single carpel) and indehiscent (not opening at maturity) and resembles an achene, except that in a caryopsis the pericarp is f ...

fruit. Blooming occurs after variable periods, that could last 60 years. After blooming and releasing its seeds, the plant dies. The cane is straight, up to in height, and was used by the Aboriginals for the pole of their spears. They are still used by the

Mapuche The Mapuche ( (Mapuche & Spanish: )) are a group of indigenous inhabitants of south-central Chile and southwestern Argentina, including parts of Patagonia. The collective term refers to a wide-ranging ethnicity composed of various groups who s ...

people for a musical instrument known as ''

trutruca The trutruka (spanish ''trutruca'') is a wind instrument, part of the trumpet family. It is played mainly amongst the Mapuche of Chile and Argentina. It produces a sound that is loud and severe, with few tonal variations. Description The instrum ...

''. A feature of this ''Chusquea'' is that the stems are solid, unlike most bamboos.

Cultivation

''Chusquea culeou'' is cultivated as an

ornamental plant Ornamental plants or garden plants are plants that are primarily grown for their beauty but also for qualities such as scent or how they shape physical space. Many flowering plants and garden varieties tend to be specially bred cultivars that ...

garden A garden is a planned space, usually outdoors, set aside for the cultivation, display, and enjoyment of plants and other forms of nature. The single feature identifying even the wildest wild garden is ''control''. The garden can incorporate bot ...

s. This plant has gained the

Royal Horticultural Society The Royal Horticultural Society (RHS), founded in 1804 as the Horticultural Society of London, is the UK's leading gardening charity. The RHS promotes horticulture through its five gardens at Wisley (Surrey), Hyde Hall (Essex), Harlow Carr (No ...

’s

Award of Garden Merit The Award of Garden Merit (AGM) is a long-established annual award for plants by the British Royal Horticultural Society (RHS). It is based on assessment of the plants' performance under UK growing conditions. History The Award of Garden Merit ...

(confirmed 2017).

References

External links

Bamboo gardenChusquea culeou - E.Desv.Images
* {{Taxonbar, from=Q787928 culeou Flora of the Andes Flora of Chile Flora of Argentina Grasses of South America Garden plants of South America