FIMDI
Growth form
Sedge
annual
Habitat
marshland
synonym | Cyperus annuus Willd. ex Kunth [Invalid] |
synonym | Eleocharis dichotoma (L.) H.Karst. |
synonym | Ficinia ambigua Steud. |
synonym | Fimbristylis affinis Hook. & Arn. [Illegitimate] |
synonym | Fimbristylis alamosana Fernald |
synonym | Fimbristylis ambigua Steud. |
synonym | Fimbristylis annua (All.) Roem. & Schult. |
synonym | Fimbristylis annua f. brizoides (Sm. ex Nees & Meyen) Kük. |
synonym | Fimbristylis annua f. oblonga Kük. |
synonym | Fimbristylis annua var. diphylla (Retz.) Kük. |
synonym | Fimbristylis annua var. gaimardioides Skottsb. |
synonym | Fimbristylis annua var. paucispiculata Blatt. & McCann |
synonym | Fimbristylis annua var. pseudoferruginea Kük. |
synonym | Fimbristylis arenicola Wiggins |
synonym | Fimbristylis baldwiniana (Schult.) Torr. |
synonym | Fimbristylis boiviniana Steud. |
synonym | Fimbristylis brachyphylla (Schult.) Schult. |
synonym | Fimbristylis brevifolia (Roxb.) Wall. ex Schult. [Illegitimate] |
synonym | Fimbristylis brizoides Sm. ex Nees & Meyen |
synonym | Fimbristylis brizoides var. humboldtiana Nees |
synonym | Fimbristylis brizoides var. pallens Nees |
synonym | Fimbristylis brizoides var. tenuifolia Nees |
synonym | Fimbristylis calocarpa Steud. |
synonym | Fimbristylis candelabrum Link |
synonym | Fimbristylis carinata Nees [Invalid] |
synonym | Fimbristylis caripensis Steud. |
synonym | Fimbristylis castanea var. puberula (Michx.) Britton ex House |
synonym | Fimbristylis circinnata Steud. |
synonym | Fimbristylis communis Kunth |
synonym | Fimbristylis confinis Steud. |
synonym | Fimbristylis curvifolia (Schrad.) Steud. |
synonym | Fimbristylis darlingtoniana Pennell |
synonym | Fimbristylis dichotoma f. annua (All.) Ohwi |
synonym | Fimbristylis dichotoma f. cincta (Ohwi) T.Koyama |
synonym | Fimbristylis dichotoma f. gracillima T.Koyama |
synonym | Fimbristylis dichotoma subsp. dichotoma |
synonym | Fimbristylis dichotoma var. floribunda (Miq.) T.Koyama |
synonym | Fimbristylis dichotoma var. glaberrima Boeckeler |
synonym | Fimbristylis dichotoma var. laxa (Vahl) Napper |
synonym | Fimbristylis dichotoma var. nilagirica (C.B.Clarke) Karthik. |
synonym | Fimbristylis dichotoma var. paucispiculata (Blatt. & McCann) Panigrahi |
synonym | Fimbristylis dichotoma var. poladpurensis D.P.Chavan |
synonym | Fimbristylis dichotoma var. tashiroana (Ohwi) Ohwi |
synonym | Fimbristylis dichotoma var. tentsuki T.Koyama |
synonym | Fimbristylis dichotoma var. tikushiensis (Hayata) T.Koyama |
synonym | Fimbristylis diffusula Steud. |
synonym | Fimbristylis diphylla (Retz.) Vahl |
synonym | Fimbristylis diphylla f. coarctata Domin |
synonym | Fimbristylis diphylla f. glabra Domin |
synonym | Fimbristylis diphylla f. royeniana (Nees) C.B.Clarke |
synonym | Fimbristylis diphylla f. subpubescens Domin |
synonym | Fimbristylis diphylla subsp. diffusa D.B.Ward |
synonym | Fimbristylis diphylla var. annua (All.) C.B.Clarke |
synonym | Fimbristylis diphylla var. floribunda Miq. |
synonym | Fimbristylis diphylla var. gracilis (R.Br.) Benth. |
synonym | Fimbristylis diphylla var. laxa E.G.Camus |
synonym | Fimbristylis diphylla var. nilagirica C.B.Clarke |
synonym | Fimbristylis diphylla var. paucispiculata Cherm. |
synonym | Fimbristylis diphylla var. polystachya Domin |
synonym | Fimbristylis diphylla var. tomentosa Barros |
synonym | Fimbristylis dregeana Kunth |
synonym | Fimbristylis eggersii Boeckeler |
synonym | Fimbristylis elongata R.Br. |
synonym | Fimbristylis foliosa Link |
synonym | Fimbristylis fuscata Steud. |
synonym | Fimbristylis fuscescens (Link) Steud. |
synonym | Fimbristylis germainii E.G.Camus |
synonym | Fimbristylis goeringiana Steud. |
synonym | Fimbristylis gracilis R.Br. |
synonym | Fimbristylis heynei Boeckeler |
synonym | Fimbristylis hirtella Vahl |
synonym | Fimbristylis holwayana Fernald |
synonym | Fimbristylis hookeri Endl. |
synonym | Fimbristylis humboldtii J.Presl & C.Presl |
synonym | Fimbristylis juncifolia J.Presl & C.Presl |
synonym | Fimbristylis laxa Vahl |
synonym | Fimbristylis luzuliformis Domin |
synonym | Fimbristylis mauritiana Nees ex Kunth |
synonym | Fimbristylis metzii Steud. |
synonym | Fimbristylis mezostachya Link |
synonym | Fimbristylis nitidula Schult. |
synonym | Fimbristylis novae-britanniae Boeckeler |
synonym | Fimbristylis obtusifolia (Lam.) Kunth [Illegitimate] |
synonym | Fimbristylis ovalis Nees |
synonym | Fimbristylis pallescens Link |
synonym | Fimbristylis parviflora R.Br. |
synonym | Fimbristylis philippica Steud. |
synonym | Fimbristylis pohliana Steud. |
synonym | Fimbristylis polymorpha Boeckeler |
synonym | Fimbristylis pubescens Link |
synonym | Fimbristylis pubigera Link |
synonym | Fimbristylis ramosii Kük. |
synonym | Fimbristylis royeniana Nees |
synonym | Fimbristylis scherardii Bubani |
synonym | Fimbristylis sechellensis Baker |
synonym | Fimbristylis serratula Vahl |
synonym | Fimbristylis serrulata Vahl |
synonym | Fimbristylis similis Steud. |
synonym | Fimbristylis sororia Kunth |
synonym | Fimbristylis spadicea var. puberula (Michx.) Chapm. |
synonym | Fimbristylis squamulosa Hochst. ex Boeckeler |
synonym | Fimbristylis striata Labill. |
synonym | Fimbristylis stricta R.Br. |
synonym | Fimbristylis tashiroana Ohwi |
synonym | Fimbristylis tashiroana var. cincta Ohwi |
synonym | Fimbristylis tikushiensis Hayata |
synonym | Fimbristylis trifurca Nees |
synonym | Fimbristylis variabilis R.Br. |
synonym | Fimbristylis verrucosa J.Presl & C.Presl |
synonym | Fimbristylis verrucosa var. glabrescens J.Presl & C.Presl |
synonym | Fimbristylis verrucosa var. hirsuta J.Presl & C.Presl |
synonym | Fimbristylis villosa (Poir.) Roem. & Schult. |
synonym | Iria obtusifolia (Lam.) Hitchc. |
synonym | Iria polymorpha (Boeckeler) Kuntze |
synonym | Iria spirostachya Kuntze |
synonym | Iria stricta (R.Br.) Kuntze |
synonym | Isolepis brachyphylla Schult. |
synonym | Isolepis curvifolia Schrad. |
synonym | Isolepis dichotoma (L.) Kunth |
synonym | Isolepis elliottii (Spreng.) A.Dietr. |
synonym | Isolepis obtusifolia (Lam.) Roem. & Schult. |
synonym | Isolepis pallescens (Link) A.Dietr. |
synonym | Isolepis pubigera (Link) Schrad. |
synonym | Isolepis varia Schrad. ex Nees |
synonym | Scirpus annuus All. |
synonym | Scirpus arvensis Roxb. |
synonym | Scirpus baldwinianus Schult. |
synonym | Scirpus brevifolius Roxb. |
synonym | Scirpus candelabrum Willd. ex Kunth [Invalid] |
synonym | Scirpus depauperatus Muhl. |
synonym | Scirpus dichotomus L. |
synonym | Scirpus diphyllus Retz. |
synonym | Scirpus elliottii Spreng. |
synonym | Scirpus elongatus (R.Br.) Poir. [Invalid] |
synonym | Scirpus fimbriatus Poir. |
synonym | Scirpus fuscescens Link |
synonym | Scirpus glomeratus Roxb. [Illegitimate] |
synonym | Scirpus hirtellus Vahl |
synonym | Scirpus laxus (Vahl) Poir. |
synonym | Scirpus miliaceus Roxb. [Illegitimate] |
synonym | Scirpus niloticus J.F.Gmel. |
synonym | Scirpus nitidulus Willd. ex Kunth |
synonym | Scirpus obtusifolius Lam. |
synonym | Scirpus pallescens Willd. ex Link |
synonym | Scirpus parviflorus (R.Br.) Poir. [Invalid] |
synonym | Scirpus puberulus Michx. |
synonym | Scirpus pubescens Pers. [Illegitimate] |
synonym | Scirpus pubigerus Bernh. ex Link |
synonym | Scirpus serrulatus (Vahl) Vahl |
synonym | Scirpus strictus (R.Br.) Poir. [Invalid] |
synonym | Scirpus sulcatus Elliott [Illegitimate] |
synonym | Scirpus tomentosus Poir. |
synonym | Scirpus variabilis (R.Br.) Poir. [Invalid] |
synonym | Scirpus villosus Poir. |
synonym | Trichelostylis curvifolia (Schrad.) Nees |
synonym | Trichelostylis obtusifolia (Lam.) Nees |
synonym | Trichelostylis stricta (R.Br.) Nees |
Creoles and pidgins; French-based |
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English |
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Malagasy |
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Other |
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Attributions | Wiktrop |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Mayotte: Fimbristylis dichotoma flowers and fruits all year round.
Attributions | Wiktrop |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Attributions | Wiktrop |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Often in moist disturbed areas. Grows in moist places along paths and roads in rainforest.
Comoros: Fimbristylis dichotoma is absent.
Madagascar: F. dichotoma is a weed which mainly settled in irrigated plots or temporarily flooded low-lying parts of floodplains or ferruginous soils in subhumid and semi-arid areas of low altitude (Northwest Plains West and Southwest).
Mauritius: The species is uncommon.
Mayotte: This native species grows in wet places, in particular around lakes, in marshes or hydromorphic grounds, in edge of forest and sometimes in ditches and agricultural zones.
New Caledonia: The species can develop abundantly in wetland pastures, especially on the east coast.
Reunion: typical species of wet lowlands.
Seychelles: absent.
West Indies: Fimbristylis dichotoma is a native species. It occupies a wide range of environments and becomes abundant on flooded or temporarily wet clay soils. Its frequency and abundance decreases on less developed soils on ash. It can be found up to 700 m altitude.
Attributions | Wiktrop |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Attributions | |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Local harmfulness
Benin: Fimbristylis dichotoma is rare but abundant when present in paddy fields
Burkina Faso: rare and scarce.
Comoros: F. dichotoma is absent.
Ivory Coast: common and scarce.
Madagascar: F. dichotoma has a low frequency, but is a locally abundant species, often forming quite variable population sizes; it is harmful in irrigated cotton crops and maize. Very common in rice fields, it can be abundant and have a significant impact.
New Caledonia: F. dichotoma is not a major weed in the pastures, but it can develop densely in wet pastures, especially on the east coast. Like many non-palatable species, it is the accumulation of these species that can occupy a large part of the pasture, thus decreasing the availability of forage resources.
Mauritius: This species is not present in crops.
Reunion: This species is not present in crops.
Senegal: rare but abundant when present.
Seychelles: absent.
West Indies: Fimbristylis dichotoma is a relatively benign weed and is common in all crops. Its abundance is generally limited by ploughing and chemical, manual and physical weeding techniques. It frequently constitutes the spontaneous multispecific cover of mechanically weeded fruit crops. Waterlogging of soils due to poor drainage or irrigation systems can rapidly favour its development. It is a plant not much appreciated by livestock (sheep, poultry, etc.) and which, in the context of an integrated system combining plant and animal production, tends to form a thick monospecific plant cover that is difficult to eliminate.
Attributions | Wiktrop |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Global control
Directions for management of annual sedges in irrigated rice and lowland in Africa, visit:
Local control
Madagascar: Tillage tends to favor the multiplication of Fimbristylis dichotoma . Weeding or even manual hoeing are very demanding and difficult to drive on time. Pre-emergence herbicides are generally ineffective, except oxadiazon or diuron on certain species. At the early stage, they are quite sensitive to 2,4-D or bentazon. Atmaturity, glyphosate alone is effective. An important vegetation cover delays it generally enough so that the crop dominates it.
New Caledonia: New infestations can be controlled by removing tufts and roots. The best prevention in wetland pastures is to maintain a sufficient herbaceous cover to hinder the germination and development of this hydromorphic species.
Attributions | Wiktrop |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Attributions | |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Herbarium pictures ReCOLNAT: https://explore.recolnat.org/search/botanique/simplequery=Fimbristylis%2520dichotoma
Attributions | |
Contributors | |
Status | UNDER_CREATION |
Licenses | CC_BY |
References |
Root | Root |
Kingdom | Plantae |
Phylum | Tracheophyta |
Class | Liliopsida |
Order | Poales |
Family | Cyperaceae |
Genus | Fimbristylis |
Species | Fimbristylis dichotoma (L.) Vahl |