List of vascular plants of the Karelian Isthmus

This is a comprehensive list of the vascular plants of the Karelian Isthmus, a land mass in Russia connected to Finland on one side and otherwise surrounded by three bodies of water: the Gulf of Finland, the Neva River, and Lake Ladoga.

Pteridophyta

Aspleniaceae

Asplenium septentrionale - rare Asplenium trichomanes - rare

Athyriaceae

Athyrium filix-femina – common Cystopteris fragilis - rare Diplazium sibiricum – rare Gymnocarpium dryopteris - common

Botrychiaceae

Botrychium lanceolatum - rare Botrychium lunaria Botrychium matricariifolium - rare Botrychium multifidum Botrychium simplex - rare Botrychium virginianum - rare

Dennstaedtiaceae

Pteridium aquilinum - common

Dryopteridaceae

Dryopteris carthusiana - common Dryopteris cristata Dryopteris expansa - common Dryopteris filix-mas - common

Equisetaceae

Equisetum arvense - common Equisetum fluviatile - common Equisetum hyemale - common Equisetum × litorale Equisetum palustre - common Equisetum pratense - common Equisetum sylvaticum - common Equisetum variegatum

Onocleaceae

Matteuccia struthiopteris – common

Ophioglossaceae

Ophioglossum vulgatum

Polypodiaceae

Polypodium vulgare

Thelypteridaceae

Phegopteris connectilis - common Thelypteris palustris

Woodsiaceae

Woodsia ilvensis

Lycopodiophyta

Huperziaceae

Huperzia selago - common

Isoetaceae

Isoetes echinospora Isoetes lacustris

Lycopodiaceae

Diphasiastrum complanatum - common Diphasiastrum tristachyum Diphasiastrum × zeileri Lycopodiella inundata Lycopodium annotinum - common Lycopodium clavatum - common

Selaginellaceae

Selaginella selaginoides - extinct

Pinophyta

Cupressaceae

Juniperus communis - common

Pinaceae

Pinus sylvestris - common Picea abies - common Picea × fennica

Magnoliophyta

Liliopsida

Alismataceae Alisma gramineum - rare Alisma × juzepczukii - rare Alisma plantago-aquatica - common Alisma wahlenbergii Sagittaria sagittifolia - common

Alliaceae Allium angulosum - rare Allium oleraceum Allium schoenoprasum

Araceae Calla palustris - common Spirodela polyrhiza - common

Butomaceae Butomus umbellatus

Cyperaceae Blysmus rufus Bolboschoenus maritimus Carex acuta - common Carex acutiformis - rare Carex appropinquata - rare Carex aquatilis - rare Carex arenaria Carex atherodes - rare Carex bergrothii - rare Carex bohemica - rare Carex brunnescens - common Carex buxbaumii - rare Carex canescens - common Carex caryophyllea - extinct Carex cespitosa - common Carex chordorrhiza - common Carex contigua - rare Carex diandra - common Carex digitata Carex dioica Carex disperma - common Carex disticha - rare Carex echinata - common Carex elata - rare Carex elongata - common Carex ericetorum - common Carex flava - common Carex glareosa - rare Carex globularis - common Carex hartmanii - rare Carex heleonastes - rare Carex hirta - common Carex juncella - common Carex lasiocarpa - common Carex lepidocarpa - rare Carex leporina - common Carex limosa - common Carex livida - rare Carex loliacea Carex mackenziei - rare Carex muricata - rare Carex nigra - common Carex omskiana - rare Carex otrubae - rare Carex pallescens - common Carex panicea - common Carex paniculata - rare Carex pauciflora - common Carex paupercula - common Carex pilulifera Carex praecox - introduced, rare Carex pseudocyperus - common Carex rhynchophysa Carex riparia - rare Carex rostrata - common Carex scandinavica - rare Carex serotina Carex sylvatica - rare Carex vaginata - common Carex vesicaria - common Carex vulpina - rare Eleocharis acicularis - common Eleocharis fennica Eleocharis mamillata Eleocharis palustris - common Eleocharis parvula - rare Eleocharis quinqueflora - rare Eriophorum angustifolium - common Eriophorum gracile Eriophorum latifolium Eriophorum vaginatum - common Rhynchospora alba Rhynchospora fusca - rare Scirpus lacustris - common Scirpus radicans Scirpus sylvaticus - common Scirpus tabernaemontani Trichophorum alpinum Trichophorum cespitosum - rare

Hydrocharitaceae Caulinia tenuissima - rare Elodea canadensis - introduced, common Hydrocharis morsus-ranae - common Najas marina - rare Stratiotes aloides - common

Iridaceae Iris pseudacorus - common

Juncaceae Juncus alpinoarticulatus - common Juncus articulatus - common Juncus balticus Juncus bufonius - common Juncus bulbosus Juncus capitatus - extinct Juncus compressus - common Juncus conglomeratus - common Juncus effusus - common Juncus filiformis - common Juncus fischerianus - rare Juncus gerardii Juncus hylanderi - rare Juncus nastanthus - common Juncus nodulosus - common Juncus ranarius - common Juncus squarrosus Juncus stygius - rare Juncus tenuis - introduced, common Luzula campestris - rare Luzula multiflora - common Luzula pallidula - common Luzula pilosa - common

Juncaginaceae Triglochin maritimum Triglochin palustris - common

Lemnaceae Lemna gibba - rare Lemna minor - common Lemna trisulca - common

Liliaceae Gagea lutea - rare Gagea minima

Orchidaceae Calypso bulbosa - extinct Coeloglossum viride - rare Corallorhiza trifida Cypripedium calceolus - extinct Dactylorhiza baltica - rare Dactylorhiza fuchsii - common Dactylorhiza incarnata Dactylorhiza maculata - common Dactylorhiza traunsteineri - rare Epipactis atrorubens - rare Epipactis helleborine Epipactis palustris - rare Epipogium aphyllum - rare Goodyera repens - common Gymnadenia conopsea Neottia cordata - rare Neottia ovata Malaxis monophyllos - rare Malaxis paludosa Neottia nidus-avis Platanthera bifolia Platanthera chlorantha - rare

Poaceae Agropyron pectinatum - introduced, rare Agrostis canina - common Agrostis capillaris - common Agrostis gigantea - common Agrostis stolonifera - common Agrostis straminea Alopecurus aequalis - common Alopecurus arundinaceus - rare Alopecurus geniculatus - common Alopecurus pratensis - common Anisantha tectorum - introduced, rare Anthoxanthum odoratum - common Apera spica-venti Arrhenatherum elatius - introduced, rare Avena fatua - introduced, rare Avena strigosa - introduced Brachypodium pinnatum - rare Briza media - common Bromus inermis - common Bromus mollis - introduced Calamagrostis arundinacea - common Calamagrostis canescens - common Calamagrostis epigeios - common Calamagrostis meinshausenii - common Calamagrostis neglecta - common Calamagrostis phragmitoides - common Calamagrostis purpurea - rare Catabrosa aquatica - rare Cinna latifolia - rare Dactylis glomerata - common Dactylis polygama - introduced, rare Deschampsia cespitosa - common Deschampsia flexuosa - common Echinochloa crusgalli - introduced Elymus caninus - common Elytrigia repens - common Festuca arenaria - rare Festuca brevipila - rare Festuca gigantea Festuca ovina - common Festuca polesica - rare Festuca pratensis - common Festuca rubra - common Festuca sabulosa Glyceria fluitans - common Glyceria lithuanica - rare Glyceria maxima - common Glyceria notata - common Helictotrichon pubescens Hierochloe arctica - common Hierochloe australis - rare Hierochloe baltica - common Hierochloe hirta - rare Holcus mollis Koeleria delavignei - introduced, rare Koeleria glauca - introduced, rare Leersia oryzoides Leymus arenarius Melica nutans - common Melica picta - rare Milium effusum - common Molinia caerulea - common Nardus stricta Panicum miliaceum - introduced, rare Phalaris arundinacea - common Phalaris canariensis - introduced, rare Phleum pratense - common Phragmites australis - common Poa angustifolia - common Poa annua - common Poa compressa - common Poa humilis - common Poa nemoralis - common Poa palustris - common Poa pratensis - common Poa remota Poa supina - introduced, rare Poa trivialis - common Puccinellia distans - introduced Puccinellia hauptiana - introduced, rare Puccinellia pulvinata - rare Scolochloa festucacea Setaria faberi - introduced, rare Setaria pumila - introduced, rare Setaria pycnocoma - introduced, rare Setaria viridis - introduced Sieglingia decumbens

Potamogetonaceae Potamogeton alpinus - common Potamogeton berchtoldii - common Potamogeton compressus - common Potamogeton crispus - rare Potamogeton filiformis - rare Potamogeton friesii - rare Potamogeton gramineus - common Potamogeton lucens - common Potamogeton natans - common Potamogeton obtusifolius Potamogeton pectinatus - common Potamogeton perfoliatus - common Potamogeton praelongus - rare Potamogeton pusillus Potamogeton rutilus - rare Potamogeton trichoides - rare Zannichellia palustris

Ruppiaceae Ruppia brachypus - rare

Ruscaceae Convallaria majalis - common Maianthemum bifolium - common Polygonatum multiflorum Polygonatum odoratum - common

Scheuchzeriaceae Scheuchzeria palustris - common

Sparganiaceae Sparganium angustifolium Sparganium emersum - common Sparganium glomeratum Sparganium gramineum Sparganium microcarpum - common Sparganium minimum - common

Trilliaceae Paris quadrifolia - common

Typhaceae Typha angustifolia Typha latifolia - common

Magnoliopsida

Aceraceae Acer platanoides

Adoxaceae Adoxa moschatellina Viburnum opulus - common

Amaranthaceae Amaranthus retroflexus - introduced, rare Atriplex calotheca - rare Atriplex littoralis Atriplex longipes - rare Atriplex patula - introduced, common Atriplex prostrata - common Atriplex sagittata - introduced Chenopodium album - introduced, common Chenopodium glaucum - introduced, common Chenopodium polyspermum - introduced Chenopodium rubrum - introduced, common Chenopodium suecicum - introduced Corispermum membranaceum - introduced, rare Salsola kali

Apiaceae Aegopodium podagraria - common Angelica sylvestris - common Anthriscus sylvestris - common Archangelica litoralis Carum carvi - common Chaerophyllum aromaticum - rare Chaerophyllum aureum - introduced, rare Cicuta virosa - common Conioselinum tataricum - rare Conium maculatum - introduced Heracleum sibiricum - common Heracleum sphondylium - introduced, rare Kadenia dubia - rare Oenanthe aquatica Pastinaca sativa - introduced Pimpinella saxifraga - common Selinum carvifolia Sium latifolium Thyselium palustre - common

Aristolochiaceae Asarum europaeum - rare

Asteraceae Achillea millefolium - common Antennaria dioica - common Anthemis arvensis - introduced Anthemis tinctoria - introduced Arctium lappa - introduced, rare Arctium minus - introduced Arctium tomentosum - introduced, common Artemisia absinthium - introduced Artemisia austriaca - introduced, rare Artemisia campestris - common Artemisia pontica - introduced, rare Artemisia sieversiana - introduced, rare Artemisia vulgaris - common Bidens cernua Bidens radiata Bidens tripartita - common Carduus crispus - common Carlina fennica Centaurea cyanus - introduced Centaurea diffusa - introduced, rare Centaurea jacea - common Centaurea phrygia - common Centaurea scabiosa - common Cichorium intybus - introduced Cirsium arvense - common Cirsium heterophyllum - common Cirsium oleraceum Cirsium palustre - common Cirsium vulgare - introduced, common Conyza canadensis - introduced, common Crepis czerepanovii - rare Crepis paludosa - common Crepis tectorum - common Erigeron acris - common Erigeron droebachiensis - introduced, rare Eupatorium cannabinum - rare Filago arvensis - common Galinsoga ciliata - introduced, rare Galinsoga parviflora - introduced, rare Gnaphalium pilulare - rare Gnaphalium uliginosum - common Hieracium aggr. aestivum: Hieracium ahtii - rare Hieracium reticulatum - rare Hieracium aggr. bifidum: Hieracium chlorellum - rare Hieracium crispulum - rare Hieracium prolixum - rare Hieracium triangulare - rare Hieracium aggr. caesiomurorum: Hieracium caesiomurorum - rare Hieracium fulvescens - rare Hieracium aggr. caesium: Hieracium caesium - rare Hieracium coniops - rare Hieracium laeticolor - rare Hieracium plumbeum - rare Hieracium ravidum Hieracium aggr. diaphanoides: Hieracium caespiticola - rare Hieracium chloromaurum - rare Hieracium diaphanoides - rare Hieracium pseudopellucidum - rare Hieracium silenii Hieracium subpellucidum Hieracium aggr. fuscocinereum: Hieracium godbyense - rare Hieracium oistophyllum - rare Hieracium penduliforme - rare