Sweden
Vascular plant species unique to Sweden include the Brudkulla Orchid Gymnadenia runei (Eric Elgebrant WM) (IUCN), the Oland Wormwood Artemisia oelandica (Naturhistorhiska riksmuseet WM) (Artfacta), the Oland Bedstraw Galium oelandicum (Naturhistorhiska riksmuseet WM), Festuca oelandica (Artfacta), Corydalis gotlandica (Artfacta), and Cotoneaster kullensis (Cherrug.se).
Endemic
plant microspecies include Pilosella
dichotoma
(Biopix),
Hieracium hispidosum
(Artfacta),
Hieracium johanssonii
(Artfacta),
several other hawkweeds (SEKJ
pdf), the buttercups Ranunculus
dysanthus (GBIF)
and Ranunculus fragilis
(GBIF),
and several
dandelions: Taraxacum
pseudosuecicum (Artfacta)
(Biopix),
Taraxacum langeanum
(angio.bergianska.se WM),
Taraxacum
polium (JSTOR),
and Taraxacum crocinum
(Artfacta).
Bramble microspecies include Rubus
vikensis (Cherrug.se),
Rubus
rugulosus (Cherrug.se),
Rubus
oredssonii (Artfacta),
Rubus
cordatiformis (Cherrug.se),
Rubus
soendrumensis (Cherrug.se),
Rubus
onsalaënsis (Cherrug.se),
Rubus wendtii
(Cherrug.se),
Rubus antecedens
(fig. 11 at Wiley),
Rubus ruboculus
(fig. 8 at Wiley),
and Rubus
friesianus (Cherrug.se).
Sorbus faohraei
(Artfacta)
(IUCN)
and Sorbus atrata
(Artfacta)
(IUCN)
are endemic mountain ashes.
Insects known only from Sweden include a flat moth Depressaria
nemolella (Naturvårdsverket
pdf) (Artfacta),
a leafroller moth Epinotia
palmqvisti (Naturhistorhiska
riksmuseet), a tumbling flower
beetle Mordellistena
transtroemeriana
(Tomas
Tranströmer WM), a click beetle Cardiophorus widenfalki
(IUCN)
(p. 18 of SEF
WM pdf), a caddisfly Rhyacophila
ruda (p. 26 of Semantic
Scholar pdf), a chalcid wasp Omphale
sti (ZooKeys),
an ichneumonid wasp Homotropus
hellqvisti (ResearchGate),
a root-maggot fly Pegomya abrollensis
(NJE WM
pdf), the gall midges Aprionus
sifae (GBIF)
and Svenartia spungisi
(p. 2 of Station
Linné pdf),
and several recently described wood midges in the genus Peromyia (dipteratyoryhma).
Invertebrates so far known only from Sweden include a spider Diplocentria forsslundi (araneae), a marine worm Grania occulta (Academia), a tardigrade Xerobiotus gretae (ResearchGate), and a freshwater flatworm Stenostomum gotlandense (GBIF).
The Spring Spawning Cisco Coregonus trybomi (Ittiofauna WM) (NCBI) and the Storsik Coregonus maxillaris (Ittiofauna WM) (Artfacta) are sometimes considered endemic freshwater fish.
Endemic fungi include Hydnellum roseoviolaceum (GBIF) and Hydnellum scabrosellum (GBIF). Lichens known only from Sweden include Calicium episcalare (Artfacta) (Uppsala Univ. pdf).