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Japan

Asia · Eastern Asia

Total Species
1446
Threatened
53
CR + EN + VU
Population
126 476 461
Area
377 975 km²

Conservation Status Overview

Critically Endangered 15
Endangered 18
Vulnerable 20
Near Threatened 37
Least Concern 404
Data Deficient 4
Not Evaluated 861
Extinct 20

Species by Taxonomic Group

Plantae 1017
Animalia 427
Protozoa 2

Featured Species

Ecoregions

All Species in Japan

Marine isopod

Paracerceis sculpta

Not Evaluated

Melon fly

Bactrocera cucurbitae

Not Evaluated

rosy predator snail

Euglandina rosea

Not Evaluated

Immortal jellyfish

Turritopsis dohrnii

Not Evaluated

Asian chestnut gall wasp

Dryocosmus kuriphilus

Not Evaluated

black-striped mussel

Mytilopsis sallei

Not Evaluated

Magnificent Bryozoan

Pectinatella magnifica

Not Evaluated

Natal rock oyster

Saccostrea cuccullata

Not Evaluated

Climbing False Buckwheat

Fallopia dumetorum

Least Concern

Redvein dock

Rumex sanguineus

Critically Endangered

Bristle Dock

Rumex maritimus

Endangered

Common Sheep Sorrel

Rumex acetosella

Not Evaluated

Annual vernalgrass

Anthoxanthum aristatum

Not Evaluated

Bearded Couch

Elymus caninus

Least Concern

Dwarf Setaria

Setaria italica

Not Evaluated

Broomcorn

Sorghum bicolor

Not Evaluated

flax darnel

Lolium remotum

Extinct

Darnel ryegrass

Lolium temulentum

Critically Endangered

Black oats

Avena strigosa

Extinct

Common Panicgrass

Panicum capillare

Not Evaluated

Autumn Millet

Panicum dichotomiflorum

Not Evaluated

Canada Bluegrass

Poa compressa

Least Concern

Eurasian Woodland Bluegrass

Poa nemoralis

Least Concern

Creeping velvetgrass

Holcus mollis

Least Concern

Lesser Love-Grass

Eragrostis minor

Not Evaluated

Teff

Eragrostis tef

Not Evaluated

Meadow brome

Bromus commutatus

Near Threatened

Foxtail barley

Hordeum jubatum

Not Evaluated

Barley Brome

Bromus hordeaceus

Least Concern

Rye brome

Bromus secalinus

Least Concern

Field Brome

Bromus arvensis

Near Threatened

Mouse barley

Hordeum murinum

Least Concern

Seaside barley

Hordeum marinum

Extinct

Black-grass

Alopecurus myosuroides

Least Concern

Loose Silky-bent

Apera spica-venti

Least Concern

Creeping Fescue

Festuca rubra

Least Concern

Variousleaf fescue

Festuca heterophylla

Not Evaluated

Jointed goatgrass

Aegilops cylindrica

Not Evaluated

Curled Thistle

Carduus crispus

Least Concern

Narrowleaf hawksbeard

Crepis tectorum

Near Threatened

Bristly Hawk'S-Beard

Crepis setosa

Not Evaluated

Smooth hawksbeard

Crepis capillaris

Least Concern

Leopard's Bane

Arnica montana

Vulnerable

Boar Thistle

Cirsium arvense

Least Concern

Dumb-Nettle

Galinsoga parviflora

Not Evaluated

Cat'S Ear

Hypochaeris radicata

Not Evaluated

Glabrous Catsear

Hypochaeris glabra

Critically Endangered

Blood Ragweed

Ambrosia trifida

Not Evaluated

Sneezeweed

Achillea ptarmica

Least Concern

Old-man-in-the-spring

Senecio vulgaris

Not Evaluated

Woodland ragwort

Senecio sylvaticus

Least Concern

Sticky ragwort

Senecio viscosus

Least Concern

Black Knapweed

Centaurea nigra

Not Evaluated

Brown Knapweed

Centaurea jacea

Least Concern

star-thistle

Centaurea calcitrapa

Extinct

Scentless false mayweed

Tripleurospermum inodorum

Least Concern

Goat's-beard

Tragopogon pratensis

Least Concern

Field marigold

Calendula arvensis

Not Evaluated

Common Nipplewort

Lapsana communis

Least Concern

Devil'S Paintbrush

Pilosella aurantiaca

Least Concern

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