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Japan

Asia · Eastern Asia

Total Species
1446
Threatened
45
CR + EN + VU
Population
126,476,461
Area
377,975 km²

Conservation Status Overview

Critically Endangered 13
Endangered 18
Vulnerable 14
Near Threatened 27
Least Concern 304
Data Deficient 2
Not Evaluated 610
Extinct 18

Species by Taxonomic Group

Plantae 1017
Animalia 427
Protozoa 2

Featured Species

Ecoregions

All Species in Japan

Common Buttercup

Ranunculus acris

Least Concern

Hairy buttercup

Ranunculus sardous

Least Concern

Creeping buttercup

Ranunculus repens

Least Concern

Capon'S-Feather

Aquilegia vulgaris

Least Concern

Seaside Koniga

Lobularia maritima

Not Evaluated

Common dogmustard

Erucastrum gallicum

Not Evaluated

Miner's pepperwort

Lepidium densiflorum

Not Evaluated

Broadleaved pepperweed

Lepidium latifolium

Least Concern

Roadside pepperweed

Lepidium ruderale

Least Concern

Heart-Pod Hoary Cress

Lepidium draba

Least Concern

Lesser swinecress

Lepidium didymum

Not Evaluated

Cultivated Cress

Lepidium sativum

Not Evaluated

Least Pepperwort

Lepidium virginicum

Not Evaluated

Shepherd's purse

Capsella bursa-pastoris

Not Evaluated

Hare's ear mustard

Conringia orientalis

Not Evaluated

Wormseed wallflower

Erysimum cheiranthoides

Least Concern

Spreading wallflower

Erysimum repandum

Not Evaluated

Pale madwort

Alyssum alyssoides

Extinct

Annual bastardcabbage

Rapistrum rugosum

Not Evaluated

Globe candytuft

Iberis umbellata

Not Evaluated

Perennial Wall-rocket

Diplotaxis tenuifolia

Least Concern

Creeping yellowcress

Rorippa sylvestris

Least Concern

Austrian Yellow-cress

Rorippa austriaca

Not Evaluated

Amphibious Watercress

Rorippa amphibia

Least Concern

American Cress

Barbarea verna

Not Evaluated

False London Rocket

Sisymbrium loeselii

Not Evaluated

Indian hedgemustard

Sisymbrium orientale

Not Evaluated

Tall tumblemustard

Sisymbrium altissimum

Not Evaluated

Hedgemustard

Sisymbrium officinale

Least Concern

Damask-Violet

Hesperis matronalis

Near Threatened

Hairy False-Flax

Camelina microcarpa

Vulnerable

Big-Seed False Flax

Camelina sativa

Extinct

Gold-of-pleasure

Camelina alyssum

Extinct

Common Wall Cress

Arabidopsis thaliana

Least Concern

Bastard Cress

Thlaspi arvense

Least Concern

Shortpod mustard

Hirschfeldia incana

Not Evaluated

Rape

Brassica napus

Not Evaluated

Brown mustard

Brassica juncea

Not Evaluated

Black Mustard

Brassica nigra

Least Concern

Jointed Charlock

Raphanus raphanistrum

Least Concern

Ball Mustard

Neslia paniculata

Endangered

White mustard

Sinapis alba

Not Evaluated

Herb Sophia

Descurainia sophia

Least Concern

Annual Honesty

Lunaria annua

Not Evaluated

Hoary alyssum

Berteroa incana

Least Concern

Bird's-eye cress

Myagrum perfoliatum

Not Evaluated

Cuckoo Flower

Cardamine pratensis

Least Concern

Bittercress

Cardamine hirsuta

Least Concern

American Ivy

Parthenocissus quinquefolia

Not Evaluated

Blue flax

Linum perenne

Not Evaluated

Common Flax

Linum usitatissimum

Not Evaluated

Beauty Of The Night

Mirabilis jalapa

Least Concern

American Catalpa

Catalpa bignonioides

Not Evaluated

Common corncockle

Agrostemma githago

Critically Endangered

Annual Knawel

Scleranthus annuus

Near Threatened

Common Starwort

Stellaria graminea

Least Concern

Chickweed

Stellaria media

Not Evaluated

Common catchfly

Silene gallica

Extinct

Striped corn catchfly

Silene conica

Near Threatened

Nodding Catchfly

Silene pendula

Not Evaluated

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