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Tripsacum australe

From Wikipedia, the free encyclopedia

Tripsacum australe
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Clade: Commelinids
Order: Poales
Family: Poaceae
Subfamily: Panicoideae
Genus: Tripsacum
Species:
T. australe
Binomial name
Tripsacum australe

Tripsacum australe is a species of grass in the family Poaceae. It is a perennial or rhizomatous geophyte which grows primarily in the wet tropical biome and is endemic to South America. Some common Spanish names for this species, according to Universidad Nacional de Columbia, include 'arroz silvestre', 'cañarote', and 'gramalote'.[1]

Distribution

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T. australe is native to Bolivia, North Brazil, Central-West Brazil, Colombia, French Guiana, Guyana, Paraguay, Peru, Suriname, Trinidad-Tobago, and Venezuela.[2]

Genetics

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The two known varieties[3] of T. australe are diploid (2n = 36). Both varieties can cross and produce fertile hybrids with each other. These two varieties have also been crossed with Tripsacum dactyloides var. meridonale (2n = 36) these hybrids are partially sterile.[4]

The varieties are:

  • Tripsacum australe var. hirsutum
  • Tripsacum australe var. australe

References

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  1. ^ Escalante, Patricia (2014). Listado de Nombres comunes de las aves en México. doi:10.22201/ib.9786070251825e.2014. ISBN 978-607-02-5182-5.
  2. ^ "Tripsacum australe Cutler & E.S.Anderson". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 1 July 2024.
  3. ^ "Explore the Taxonomic Tree | FWS.gov". www.fws.gov. Retrieved 1 July 2024.
  4. ^ Wet, J. M. J. De; Timothy, D. H.; Hilu, K. W.; Fletcher, G. B. (February 1981). "Systematics of South American Tripsacum (Gramineae)". American Journal of Botany. 68 (2): 269. doi:10.2307/2442859. JSTOR 2442859.