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ANTHISTIRIINAE
Hyparrhenia rufa (Nees) Stapf
EOL Text
4.4 Conducta
Maleza (Beetle et al., 1991).
License | http://creativecommons.org/licenses/by-nc-sa/2.5/ |
Rights holder/Author | CONABIO |
Source | No source database. |
Persistence: PERENNIAL
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | NatureServe |
Source | http://explorer.natureserve.org/servlet/NatureServe?searchName=Hyparrhenia+rufa |
4.7 Longevidad
Perenne (Beetle et al., 1991).
License | http://creativecommons.org/licenses/by-nc-sa/2.5/ |
Rights holder/Author | CONABIO |
Source | No source database. |
Barcode of Life Data Systems (BOLDS) Stats
Public Records: 0
Specimens with Barcodes: 6
Species With Barcodes: 1
United States
Rounded National Status Rank: NNA - Not Applicable
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | NatureServe |
Source | http://explorer.natureserve.org/servlet/NatureServe?searchName=Hyparrhenia+rufa |
Rounded Global Status Rank: GNR - Not Yet Ranked
Reasons: Escaped exotic plant known in Florida and Hawaii. Since having been introduced in 1940 as a potential forage for cattle, Hyparrhenia rufa has colonized many parts of coastal Queensland, Australia. It is now widespread, occurring along road edges and road reserves throughout the North and South Kennedy, Port Curtis, Wide Bay and Moreton pastoral districts even though it is has been long rejected for forage. Introduced in Africa and Brazil as a forage for cattle. Of serious weed status in Colombia; principle weed status in Honduras; unknown weed status in Brazil, Guatemala and Ecuador.
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | NatureServe |
Source | http://explorer.natureserve.org/servlet/NatureServe?searchName=Hyparrhenia+rufa |
United States
Origin: Exotic
Regularity: Regularly occurring
Currently: Unknown/Undetermined
Confidence: Confident
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | NatureServe |
Source | http://explorer.natureserve.org/servlet/NatureServe?searchName=Hyparrhenia+rufa |
Uses: FORAGE/BROWSE
Comments: In Africa it has an excellent reputation as a fodder for grazing animals, as, although it has a strong stem, grazing induces the production of a great deal of leaf. It can be used for silage and is also cut and fed to stock (Bor 1960). H. rufa is a common native pasture plant throughout East Africa and Latin America, used mainly for beef cattle production. It is used in Africa as a coarse thatching grass and as a general purpose straw, and produces a useful pulp for paper (Skerman and Riveros 1990). (Judd
License | http://creativecommons.org/licenses/by-nc/3.0/ |
Rights holder/Author | NatureServe |
Source | http://explorer.natureserve.org/servlet/NatureServe?searchName=Hyparrhenia+rufa |
1.1 Descripción de la especie
Culmos de 1 a 2 m de alto densamente amacollados, formando grandes grupos o con numerosos retoños, entrenudos redondeados, glabros, sólidos o con un pequeño lumen; nudos contraídos, glabros o ligeramente puberulentos. Vainas más cortas que los entrenudos, aquilladas cerca del ápice, glabras o pilosas y ciliadas en la superficie abaxial, rara vez hirsutas en ambas superficies con pulvínulo evidente. Lígulas una membrana de 1 a 2.5 (-4) mm de largo, parda y firme. Láminas de 30 a 60 cm de largo por 2 a 8 mm de ancho, lineares, planas o algunas veces conduplicadas, angostas en la base, glabras o escaberulosas, los márgenes generalmente escabrosos; las basales hasta de 70 cm de largo por 7 mm de ancho, alargadas y nutantes. Inflorescencia hasta de 50 cm de largo, compuesta, abierta con ramérulos de 1 a 4 cm de largo, en pares sobre un pedúnculo piloso y delgado e incluidos en espatas de color rojizo, los terminales exertos de éstas, cada ramérulo hasta con 8 pares de espiguillas. Espiguillas densamente cubiertos con pelos seríceos de color café rojizo en la madurez; par basal de espiguillas de 4.5 a 5.5 mm de largo, casi siempre múticas, casi iguales y lanceoladas. Lemas inferior neutra, 1 a 3 nervada, hialina y ciliada; lema superior similar envolviendo a la flor estaminada. Flor con anteras de 2 mm, amarillas o rojizas (Beetle et al., 1991).
License | http://creativecommons.org/licenses/by-nc-sa/2.5/ |
Rights holder/Author | CONABIO |
Source | No source database. |
1.8 Usos de la especie
En áreas donde se reporta como especie invasora es comúnmente cultivada como forraje (Beetle et al., 1991).
Agropecuario
Tiene buen valor forrajero cuando joven, pero bajo cuando florece. Sus tallos se lignifican dismuyendo su valor nutritivo y el ganado no lo acepta fácilmente (Cantú-Brito, 2006).
License | http://creativecommons.org/licenses/by-nc-sa/2.5/ |
Rights holder/Author | CONABIO |
Source | No source database. |