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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

Arrowleaf clover

Trifolium vesiculosum

Not Evaluated

Cockroach berry

Solanum capsicoides

Not Evaluated

Angel's tears

Brugmansia suaveolens

Not Evaluated

False jagged-ckickweed

Lepyrodiclis holosteoides

Not Evaluated

Chandelier plant

Kalanchoe delagoensis

Not Evaluated

Eyebane

Euphorbia nutans

Not Evaluated

White lace flower

Orlaya grandiflora

Not Evaluated

Arrocillo

Paspalum paniculatum

Not Evaluated

slim-bristle sandbur

Cenchrus brownii

Not Evaluated

Spreading windmill grass

Chloris divaricata

Not Evaluated

Sixweeks threeawn

Aristida adscensionis

Not Evaluated

Spiked bur grass

Tragus berteronianus

Not Evaluated

Bilbao fleabane

Erigeron floribundus

Not Evaluated

Orange Coneflower

Rudbeckia fulgida

Not Evaluated

Colombian waxweed

Cuphea carthagenensis

Least Concern

Kiss me quick

Portulaca pilosa

Not Evaluated

Christmas candlestick

Leonotis nepetifolia

Least Concern

Whitelady

Thunbergia fragrans

Not Evaluated

scoparia-weed

Scoparia dulcis

Least Concern

Eastern Stork's-bill

Erodium crinitum

Not Evaluated

Shakeshake

Crotalaria incana

Least Concern

Dixie ticktrefoil

Desmodium tortuosum

Least Concern

joint-vetch

Aeschynomene americana

Least Concern

Wild bushbean

Macroptilium lathyroides

Least Concern

Inconspicuous pea

Lathyrus inconspicuus

Not Evaluated

Hairy bird's-foot trefoil

Lotus subbiflorus

Not Evaluated

Rosarypea

Abrus precatorius

Least Concern

Spider plant

Chlorophytum comosum

Not Evaluated

red spiderling

Boerhavia diffusa

Least Concern

Desert horsepurslane

Trianthema portulacastrum

Not Evaluated

Bristlefruit hedgeparsley

Torilis leptophylla

Not Evaluated

hairy thorn-apple

Datura wrightii

Not Evaluated

Illyrian cottonthistle

Onopordum illyricum

Not Evaluated

Common knotweed

Polygonum plebeium

Not Evaluated

Radiate fingergrass

Chloris radiata

Not Evaluated

Gophertail lovegrass

Eragrostis ciliaris

Not Evaluated

Pond lovegrass

Eragrostis japonica

Not Evaluated

Itchgrass

Rottboellia cochinchinensis

Not Evaluated

Bur-daisy

Calotis cuneifolia

Not Evaluated

Bur Marigold

Bidens laevis

Not Evaluated

Wormseed

Dysphania anthelmintica

Not Evaluated

water-primrose

Ludwigia octovalvis

Least Concern

four-wing evening-primrose

Oenothera tetraptera

Not Evaluated

Light-blue snakeweed

Stachytarpheta jamaicensis

Least Concern

Cayenne porterweed

Stachytarpheta cayennensis

Least Concern

Dixie silverback fern

Pityrogramma calomelanos

Not Evaluated

Prostrate false buttonweed

Spermacoce prostrata

Not Evaluated

Mexican Morningglory

Ipomoea coccinea

Not Evaluated

Rose glorybower

Clerodendrum bungei

Least Concern

Softseed wild petunia

Ruellia simplex

Data Deficient

Clovenlip toadflax

Linaria bipartita

Not Evaluated

Caracas rattlebox

Crotalaria micans

Least Concern

Tickclover

Desmodium incanum

Least Concern

Murex

Medicago murex

Not Evaluated

Wild passionfruit

Passiflora suberosa

Least Concern

Jamaican forget-me-not

Browallia americana

Least Concern

Nightshade

Solanum linnaeanum

Least Concern

erect spiderling

Boerhavia erecta

Not Evaluated

Whitesnow

Drymaria cordata

Least Concern

Orosne

Polygala paniculata

Not Evaluated

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