Hemarthria altissima
species of plant

Hemarthria altissima, variously called limpo grass, limpograss, halt grass, Batavian quick grass, swamp couch grass, red swamp grass and red vleigrass, is a species of flowering plant in the jointgrass genus Hemarthria, family Poaceae. It is native to the Old World Tropics and Subtropics; Africa, Southern Europe, the Middle East, India, Southeast Asia, eastern China, and Borneo, and widely introduced as a forage in the New World, from Texas and Florida south to northern Argentina. In addition to being a valued forage for livestock, it makes a good, fragrant silage. A number of cultivars are commercially available.
The public source identifies “Hemarthria altissima” as species of plant. This brief keeps that definition visible, then builds a research path around Hemarthria, altissima and species.
Why this record matters
A short description can identify a subject without explaining its stakes. For “Hemarthria altissima”, the useful work is to connect “species of plant” to the records capable of establishing context and consequence.
The date and method of observation matter as much as the stated conclusion, especially where classification or consensus has changed. The source revision retrieved here is dated Sep 30, 2025. The linked authority identifier is Q15517854.
Scientific names, classifications and consensus can change while older terminology persists in catalogues and historical literature. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
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Primary datasets, specimen catalogues, standards bodies and the most recent peer-reviewed literature.
Three-step research path
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Questions for further research
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This entry incorporates text from “Hemarthria altissima” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.