This is a list of the flora of South Georgia, an island in the subantarctic Atlantic Ocean, part of the British overseas territory of South Georgia and the South Sandwich Islands. There are 26 native plant species, and there has been 76 species of introduced plants recorded on the island.
Introduced species tend to be located in the areas of human settlement, such as the former sealing and whaling stations. +Spore producing plantsCommon nameBlechnum penna-marinaAntarctic hard-fern or small fernCystopteris fragilisBrittle bladder-fern or common fragile fernNotogrammitis crassiorStrap fernHymenophyllum falklandicumFilmy fernLycopodium magellanicumMagellanic clubmossOphioglossum crotalophoroidesAdder's tonguePolystichum mohrioidesShield-fern +Seed plantsLatin nameCommon nameAcaena magellanicaGreater burnetAcaena magellanica × teneraHybrid burnetAcaena teneraLesser burnetAlopecurus magellanicusAntarctic foxtailCallitriche antarcticaAntarctic starwortColobanthus quitensisAntarctic pearlwortColobanthus subulatusLesser pearlwort or sessile pearlwort or emerald bogDeschampsia antarcticaAntarctic hair-grassFestuca contractaTufted fescueGalium antarcticumAntarctic bedstrawJuncus inconspicuousLesser rushJuncus scheuchzerioidesGreater native rushMontia fontanaWater blinksPhleum alpinumAlpine cats-tailPoa flabellataTussac grassRanunculus biternatusAntarctic buttercupRostkovia magellanicaBrown (or short) rushUncinia macrolepisSmith's sedge
Introduced species +Introduced species - Considered locally presentLatin nameCommon nameAchillea millefolium YarrowAchillea ptarmicaSneezewortAgrostis capillaris Common bentAgrostis vinealisBrown bentAnthoxanthum odoratumSweet vernal grassAnthriscus sylvestrisCow parsleyCapsella bursa-pastorisShephard's purseCardamine glacialisBittercressCarex aquatilisWater sedgeCarex nigraCommon sedgeCarex vallis-pulchraeMarsh sedgeCerastium fontanumCommon mouse-eared chickweedDactylis glomerataCocksfootDeschampsia cespitosaTufted hair-grassDeschampsia flexuosaWavy hair-grassDeschampsia parvulaPunkgrassElymus repensCouch grassEmpetrum rubrumDiddle-deeFestuca rubraRed fescueHypericum sp.St. John's wortJuncus filiformisThread rushLeptinella scariosaFeathery buttonweedLobelia pratianaBerry lobeliaLuzula multifloraHeath wood-rushNardus strictaMat grassPoa annuaAnnual meadow grassPoa pratensisSmooth meadow grassPoa trivialisRough meadow grassRanunculus acrisMeadow buttercupRanunculus repensCreeping buttercupRumex acetosellaSheep's sorrelRumex crispusCurled dockSagina procumbensProcumbent pearlwortStellaria mediaCommon chickweedTaraxacum officinaleDandelionTrifolium repensWhite cloverTripleurospermum inodorumScentless mayweedTrisetum spicatumSpikey trisetumVaccinium vitis-idaeaCowberryVeronica serpyllifoliaThyme-leaved speedwell + Introduced species - Considered locally extinctLatin nameCommon nameYear last seenLocationAegilops sp.Goat grass1961GrytvikenAlchemilla monticolaVelvet lady's mantle1992HusvikAllium schoenoprasumChives2015LeithAlopecurus magellanicusMarsh foxtail1968GrytvikenArtemisia spMugwort1967GrytvikenAvena fatuaWild-oat1961GrytvikenBrassica cf. napusRape1961GrytvikenCarum carviCaraway1968GrytvikenCentella sp.Centella1967GrytvikenCerastium arvenseField mouse-ear1970GrytvikenDaucus carotaCarrot1967GrytvikenFestuca ovinaSheep's fescue1981HusvikFestuca perennisItalian rye-grass1961GrytvikenHypericum tetrapterumSquare-stemmed St. John's wort2005HusvikLactuca sp.Wild lettuce1971GrytvikenLamium purpureumRed dead-nettle1969King Edward PointLolium temulentumDarnel rye-grass1961LeithLotus corniculatusBird's foot trefoil1992HusvikLupinus sp.Lupin1961LeithMatricaria discoideaPineapple weed1979King Edward PointPhleum pratenseTimothy grass1961HusvikPisum sativumPea1961King Edward pointPlantago sp.Hoary plantain1967GrytvikenRaphanus sp.Radish1968GrytvikenRorippa islandicaNorthern yellow-cress1971GrytvikenRumex alpinusAlpine dock1961LeithSenecio vulgarisCommon groundsel1967King Edward PointSinapis arvensisCharlock1979King Edward PointSolanum tuberosumPotato1967GrytvikenSonchus sp.Sow thistle1979King Edward PointStellaria gramineaGrass leaf-starwort1964HusvikThlaspi arvenseField penny-cress1961HusvikTrifolium hybridumAlsike clover1980LeithUrtica dioicaCommon nettle1967LeithUrtica urensAnnual nettle1961Grytviken
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