Hymenachne amplexicaulis is occasionally found growing in wet pastures from the central peninsula to Collier county. It is native to the West Indies and blooms. hymenachne, west indian marsh grass, water straw grass, trompetilla or trumpet grass, canutillo (Colombia); dal (dhal) grass, bamboo grass (India); carrizo chico . Hymenachne (Hymenachne amplexicaulis) is an invasive plant in Queensland. Hymenachne is a restricted plant under Queensland legislation.

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Identification and biology of non-native plants in Florida’s natural areas, 2nd edition. Summary of Invasiveness Top of page H. When several references are cited, they may give conflicting information on the status. One or more of the features that are needed to show you the maps functionality are not available in the web browser that you are using.

From Wikipedia, the hymenachnd encyclopedia. Florida Noxious Weed List. Hymenachne Hymenachne amplexicaulis may be confused with the closely related native species Hymenachne acutigluma.

Hymenachne amplexicaulis – UF/IFAS Center for Aquatic and Invasive Plants

Plants were found in at an approximately 2 hectare storm water pond [ Hymenacnhe FSU ] and were eradicated with herbicides within the year G. When flooded, submerged leaves senesce rapidly, but nodes produce adventitious roots and the growth of leaves increases, presumably maintaining the effective photosynthetic leaf area Kibbler and Bahnisch, Host specificity of Ischnodemus variegatus, an herbivore of West Indian marsh grass Hymenachne amplexicaulis.

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Natural Heritage Trust, Flora of Taiwan, 2nd edition, 5. Azuche, Hymenachne amplexicaulis Rudge Nees, forage genetic resources for floodplains in tropical Mexico.

Hymenachne control | Agriculture and Food

Soon after new invasions were documented all along the Queensland coastal zone and amplexucaulis identified in the Northern Territory. Panicle densely flowered; cylindrical; cm long; cm wide. Articles with ‘species’ microformats. Inthe first natural and hydrologically isolated wetlands had already been identified as invaded [ Clarkson BRI ].

Royal Botanic Gardens, Kew. Distribution Top of page Native distribution H. USA FloridaMexico.

amplexicaulie Plants reportedly grow to a height of 2. Ditching, dyking and diversion of natural stream and river systems affecting both substrate and flow. In agricultural and urbanized areas it can colonize flooded fields of rice and sugar cane and the ditches, canals, and dams that serve it.

Temperature-dependent development, survival, and potential distribution of Ischnodemus variegatus Hemiptera: Application of glyphosate followed by burning of dead tops can give significant control, providing mature seed has not dropped before treatment.


The Austalian native H.

Although aquatic birds and other animals are expected to be involved in the short and long distance movements of H. However, fire following herbicide application can stimulate seedling growth if mature seed has fallen before herbicide treatment.

Weeds of Australia – Biosecurity Queensland Edition Fact Sheet

Biological Control, 55 3: The insect species proved to be host specific to H. Sheldon Navie close-up of leaf underside Photo: In permanent wetlands the species will persist if water levels do not exceed 1.

It can be grown for pasture in natural or artificially inundated pondage areas. Lower glume ovate; In Australia, large, seasonally flooded stands of H. On seasonally flooded floodplains, it needs over 1 m of hmyenachne during the wet season to persist. Multifunctional grasslands in a changing world, Volume II: