Poland
Vascular plant species unique to Poland include the Polish Scurvygrass Cochlearia polonica (atlas-roslin.pl), the Pieniny Treacle-mustard Erysimum pieninicum (atlas-roslin.pl), the Cracovian Bedstraw Galium cracoviense (atlas-roslin.pl), the Pieniny Dandelion Taraxacum pieninicum (ib-pan.krakow.pl pdf file), Taraxacum zajacii (SEKJ pdf file), Taraxacum glowackii (Cichorieae Portal), Taraxacum podlachiacum (IPNI), and the brambles Rubus capitulatus (JSTOR) and Rubus lucentifolius (atlas-roslin.pl).
Invertebrates known solely from Poland include the freshwater snails Falniowskia neglectissima (Polish Red Data Book) and Bythinella zyvionteki (IUCN Red List), a weevil Brachysomus polonicus (Dr. Lech Borowiec pdf file), a scuttle fly Poloniphora bialoviensis (EJE pdf file), a fairyfly Cleruchus megatrichus (NHM - London), a scale insect Parthenolecanium smreczynskii (ScaleNet), a springtail Wankeliella bescidica (Dr. Lech Borowiec pdf file), a thrip Xylaplothrips zawirskae (Dr. Lech Borowiec pdf file), a mite Iphidonopsis sculptus (Biologia pdf file), a hacklemesh weaver spider Amaurobius spominimus (araneae), and an amphipod crustacean Niphargus casimiriensis (Fauna Europaea).
Important areas for endemic species include the Carpathian Montane Forests (EoE) and the Bialowieza Forest (Białowieski Park Narodowy) in the Central European Mixed Forests (EoE).