jaraguagrass, USDA PLANTS Symbol: HYRU2 U.S. Nativity: Exotic Habit: Grass or Grasslike. Hyparrhenia rufa (Nees) Stapf. H. rufa is a tall perennial grass widely naturalized in tropical and subtropical regions of the world where it has been intentionally introduced. The plant is often gathered from the wild for local use in thatching and weaving, whilst it is also widely cultivated through many areas of the tropics as a drought.
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The genus Hyparrhenia includes about 50 species mostly of African origin, with some species widely distributed throughout the tropics Wagner et al. Risk of Introduction Top of page The risk of introduction of H. Nutritive value and forage availability hyoarrhenia a jaragua grass Hyparrhenia rufa pasture.
Nutritive value of tropical pastures. Grassland Research in Northern Nigeria. Panicoideae Forages Invasive plant htparrhenia.
Manual of the flowering plants of Hawaii. Jaragua is mainly found in seasonally flooded areas, open woodlands, disturbed areas, cultivated fields and under trees or on termite mounds.
This tall grass can be used as thatchingas strawand as pulp for making paper. These treatments increased the crude protein content from 3. This grass is a pyrophytewell adapted to habitat with an annual wildfire cycle. One of its most frequent uses is as a pasture in extensive beef production systems. It is also a useful thatching grass and general purpose straw, and can be used to make pulp for paper Quattrocchi, The seeds are also able to disperse on the wind after fires and germinate well in these conditions Starr et al.
The culms are coarse, mm in diameter Clayton et al.
Hyparrhenia rufa (Jaragua grass)
Curepe, Trinidad and Tobago: Adding molasses to the leaves increased the leaf intake from 0. The racemes are subtended by a large spathe and bear shortly hairy sessile bisexual and pedicelled male or sterile spikelets Quattrocchi, ; Clayton et al. The species has escaped from cultivation and has become invasive in the United States i. Bodyweight and carcass characteristics of Somali goats fed hay supplemented with graded levels of peanut cake and wheat bran mixture.
Effect of copper, cobalt and zinc supplementation on liveweight gain of Nellore heifers in the Peruvian dufa. Weed controller Jaragua grass competes strongly with weeds and can smother them FAO, Hyparrhenia rufa is a species of grass known by the common names jaragua jaragua grassand giant thatching grass.
New Disease Reports 24 On the llanos of South America it has grown easily on the moist grasslands that resemble those of its original range. This tall grass is mainly a weed of roadsides hyparrhemia disturbed sites, however it is starting to spread away from these habitats and is beginning to dominate native pastures and grasslands. Oceania Australia Present Present based on regional distribution. New York Academy of Sciences, pp. Promoting intake of Cratylia argentea as a dry season supplement for cattle grazing Hyparrhenia rufa in the subhumid tropics.
Flora of Zimbabwe: Species information: Hyparrhenia rufa
Jaragua Hyparrhenia rufahay. Synonyms   Andropogon altissimus Andropogon bonangensis Andropogon bouangensis Andropogon fulvicomus Andropogon hirtus Andropogon rufus Andropogon xanthoblepharis Andropogon yinduensis Cymbopogon rufus Hyparrhenia altissima Hyparrhenia fulvicoma Hyparrhenia parvispiculata Hyparrhenia yunnanensis Sorghum rufum Sorghum xanthoblepharis Trachypogon rufus.
Botanical composition and quality of the diet selected by young cattle with fistulae on native savannah pasture. Distribution Top of page Nyparrhenia. Articles with ‘species’ microformats Commons category link from Wikidata Taxonbars with 20—24 taxon IDs. Cereal and grass forages Forage plants.
Weeds of Australia – Biosecurity Queensland Edition Fact Sheet
Naturalised in northern and eastern Australia i. Sheldon Navie close-up of stem and base of leaf blade Photo: According to Hhyparrhenia and BaruchH.
Annual Review of Ecology and Systematics 23 1 Risk and Impact Factors Top of page Invasiveness Proved invasive outside its native range Has a broad native range Abundant in its native range Highly adaptable to different environments Is a habitat generalist Tolerates, or benefits from, cultivation, browsing pressure, mutilation, fire etc Pioneering in disturbed areas Benefits from human association i.
Differentiation in selection of dicots and grasses by the leaf-cutter ants Atta capiguaraAtta laevigata and Atta sexdens rubropilosa. There are no pictures available for this datasheet If you can supply pictures for this datasheet please contact: Jaragua grass Hyparrhenia rufa subsp.
Jaragua is also tolerant of dry conditions: National Plant Data Center. National list of invasive and potentially invasive plants in the Republic of Cuba – Supplementations of Hyparrhenia rufa -dominated hay with groundnut cake-wheat bran mix: Members of this family are mostly herbs characterized by round and commonly hollow stems at least in the internodesor tall woody bamboos Gould and Shaw, ; Stevens, A review of guinea grass Panicum maximum for rufq tropics of Australia.
Uses Top of page H. It is not a very nutritious grass, so it is generally supplemented with legumes for nitrogen and molassescitrus pulpor bran for energy. Views Read Edit View history.
Comparison of continuous and alternate grazing of puntero grass Hyparrhenia rufa Nees Stapf. Jaragua grass fed alone for 8 weeks could not maintain the body weight of the lambs