| Acer pictum | Thunb. | Sapindaceae | 8 |
| Acer tataricum | L. | Sapindaceae | 8 |
| Acer ukurunduense | Trautv. & C.A.Mey. | Sapindaceae | 8 |
| Achillea alpina | L. | Asteraceae | 8 |
| Achillea asiatica | Serg. | Asteraceae | 8 |
| Achillea millefolium | L. | Asteraceae | 8 |
| Achillea ptarmica | L. | Asteraceae | 8 |
| Achnatherum pekinense | (Hance) Ohwi | Poaceae | 8 |
| Acorus calamus | L. | Acoraceae | 8 |
| Actaea rubra | (Aiton) Willd. | Ranunculaceae | 8 |
| Actaea simplex | Prantl | Ranunculaceae | 8 |
| Actinidia arguta | Miq. | Actinidiaceae | 8 |
| Actinidia kolomikta | Maxim. | Actinidiaceae | 8 |
| Actinidia polygama | (Siebold & Zucc.) Planch. ex Maxim. | Actinidiaceae | 8 |
| Adenocaulon himalaicum | Edgew. | Asteraceae | 8 |
| Adenophora pereskiifolia | G.Don | Campanulaceae | 8 |
| Adenophora triphylla | (Thunb.) A.DC. | Campanulaceae | 8 |
| Adonis amurensis | Regel & Radde | Ranunculaceae | 8 |
| Adoxa moschatellina | L. | Viburnaceae | 8 |
| Aegopodium alpestre | Ledeb. | Apiaceae | 8 |
| Agastache rugosa | (Fisch. & C.A.Mey.) Kuntze | Lamiaceae | 8 |
| Agrostis clavata | Trin. | Poaceae | 8 |
| Agrostis scabra | Willd. | Poaceae | 8 |
| Allium ochotense | Prokh. | Amaryllidaceae | 8 |
| Allium schoenoprasum | L. | Amaryllidaceae | 8 |
| Allium splendens | Willd. ex Schult. & Schult.f. | Amaryllidaceae | 8 |
| Alnus alnobetula | (Ehrh.) K.Koch | Betulaceae | 8 |
| Alnus japonica | (Thunb.) Steud. | Betulaceae | 8 |
| Alnus maximowiczii | Callier | Betulaceae | 8 |
| Alopecurus aequalis | Sobol. | Poaceae | 8 |
| Alopecurus arundinaceus | Poir. | Poaceae | 8 |
| Alopecurus magellanicus | Lam. | Poaceae | 8 |
| Amauropelta noveboracensis | (L.) S.E.Fawc. & A.R.Sm. | Thelypteridaceae | 8 |
| Ampelopsis glandulosa | (Wall.) Momiy. | Vitaceae | 8 |
| Amphicarpaea edgeworthii | Benth. | Fabaceae | 8 |
| Anaphalis margaritacea | (L.) Benth. & Hook.f. | Asteraceae | 8 |
| Andromeda polifolia | L. | Ericaceae | 8 |
| Androsace filiformis | Retz. | Primulaceae | 8 |
| Androsace lehmanniana | Spreng. | Primulaceae | 8 |
| Anemonastrum dichotomum | (L.) Mosyakin | Ranunculaceae | 8 |
| Anemonastrum flaccidum | (F.Schmidt) Mosyakin | Ranunculaceae | 8 |
| Anemonastrum villosissimum | (DC.) Holub | Ranunculaceae | 8 |
| Angelica genuflexa | Nutt. | Apiaceae | 8 |
| Angelica lucida | L. | Apiaceae | 8 |
| Antennaria dioica | (L.) Gaertn. | Asteraceae | 8 |
| Anthoxanthum monticola | (Bigelow) Veldkamp | Poaceae | 8 |
| Anthriscus sylvestris | (L.) Hoffm. | Apiaceae | 8 |
| Arabidopsis lyrata | (L.) O'Kane & Al-Shehbaz | Brassicaceae | 8 |
| Arabis hirsuta | (L.) Scop. | Brassicaceae | 8 |
| Arabis serrata | Franch. & Sav. | Brassicaceae | 8 |
| Arachniodes miqueliana | (Maxim. ex Franch. & Savat.) Ohwi | Dryopteridaceae | 8 |
| Aralia cordata | Thunb. | Araliaceae | 8 |
| Arctopoa eminens | (J.Presl) Prob. | Poaceae | 8 |
| Arctous alpina | (L.) Nied. | Ericaceae | 8 |
| Arisaema serratum | (Thunb.) Schott | Araceae | 8 |
| Armeria maritima | (Mill.) Willd. | Plumbaginaceae | 8 |
| Arnica unalaschcensis | Less. | Asteraceae | 8 |
| Artemisia campestris | L. | Asteraceae | 8 |
| Artemisia gmelinii | Weber ex Stechm. | Asteraceae | 8 |
| Artemisia laciniata | C.B.Clarke | Asteraceae | 8 |
| Artemisia norvegica | Fr. | Asteraceae | 8 |
| Artemisia stelleriana | Besser | Asteraceae | 8 |
| Artemisia tilesii | Ledeb. | Asteraceae | 8 |
| Artemisia vulgaris | L. | Asteraceae | 8 |
| Asparagus schoberioides | Kunth | Asparagaceae | 8 |
| Asplenium incisum | Thunb. | Aspleniaceae | 8 |
| Asplenium scolopendrium | L. | Aspleniaceae | 8 |
| Astragalus alpinus | L. | Fabaceae | 8 |
| Astragalus danicus | Retz. | Fabaceae | 8 |
| Astragalus frigidus | (L.) A.Gray | Fabaceae | 8 |
| Athyrium americanum | (Butters) Maxon | Athyriaceae | 8 |
| Athyrium filix-femina | (L.) Roth | Athyriaceae | 8 |
| Athyrium vidalii | (Franch. & Sav.) Nakai | Athyriaceae | 8 |
| Athyrium yokoscense | (Franch. & Sav.) Christ | Athyriaceae | 8 |
| Atriplex laevis | Ledeb. | Chenopodiaceae | 8 |
| Atriplex littoralis | L. | Chenopodiaceae | 8 |
| Avenella flexuosa | (L.) Drejer | Poaceae | 8 |
| Barbarea orthoceras | Ledeb. | Brassicaceae | 8 |
| Beckmannia syzigachne | (Steud.) Fernald | Poaceae | 8 |
| Betula davurica | Pall. | Betulaceae | 8 |
| Betula ermanii | Cham. | Betulaceae | 8 |
| Betula glandulosa | Michx. | Betulaceae | 8 |
| Betula pendula | Roth | Betulaceae | 8 |
| Boschniakia rossica | (Cham. & Schltdl.) B.Fedtsch. | Orobanchaceae | 8 |
| Botrychium boreale | Milde | Ophioglossaceae | 8 |
| Botrychium lanceolatum | (Gmel.) Ångstr. | Ophioglossaceae | 8 |
| Botrychium lunaria | (L.) Sw. | Ophioglossaceae | 8 |
| Brachypodium sylvaticum | (Huds.) P.Beauv. | Poaceae | 8 |
| Bromus ciliatus | L. | Poaceae | 8 |
| Bromus pumpellianus | Scribn. | Poaceae | 8 |
| Calamagrostis epigejos | (L.) Roth | Poaceae | 8 |
| Calamagrostis inexpansa | A.Gray | Poaceae | 8 |
| Calamagrostis purpurascens | R.Br. | Poaceae | 8 |
| Calamagrostis purpurea | (Trin.) Trin. | Poaceae | 8 |
| Calamagrostis stricta | (Timm) Koeler | Poaceae | 8 |
| Calla palustris | L. | Araceae | 8 |
| Callitriche hermaphroditica | L. | Plantaginaceae | 8 |
| Callitriche heterophylla | Pursh | Plantaginaceae | 8 |
| Callitriche palustris | L. | Plantaginaceae | 8 |
| Caltha palustris | L. | Ranunculaceae | 8 |
| Calystegia pubescens | Lindl. | Convolvulaceae | 8 |
| Campanula dasyantha | M.Bieb. | Campanulaceae | 8 |
| Campanula lasiocarpa | Cham. | Campanulaceae | 8 |
| Campanula rotundifolia | L. | Campanulaceae | 8 |
| Cardamine impatiens | L. | Brassicaceae | 8 |
| Cardamine leucantha | (Tausch) O.E.Schulz | Brassicaceae | 8 |
| Cardamine parviflora | L. | Brassicaceae | 8 |
| Cardamine pratensis | L. | Brassicaceae | 8 |
| Cardamine scutata | Thunb. | Brassicaceae | 8 |
| Cardamine trifida | (Lam. ex Poir.) B.M.G.Jones | Brassicaceae | 8 |
| Cardiocrinum cordatum | (Thunb.) Makino | Liliaceae | 8 |
| Carex alascana | Boeckeler | Cyperaceae | 8 |
| Carex brunnescens | (Pers.) Poir. | Cyperaceae | 8 |
| Carex buxbaumii | Wahlenb. | Cyperaceae | 8 |
| Carex capillaris | L. | Cyperaceae | 8 |
| Carex cespitosa | L. | Cyperaceae | 8 |
| Carex diandra | Schrank | Cyperaceae | 8 |
| Carex dispalata | Boott | Cyperaceae | 8 |
| Carex echinata | Murray | Cyperaceae | 8 |
| Carex lachenalii | Schkuhr | Cyperaceae | 8 |
| Carex lasiocarpa | Ehrh. | Cyperaceae | 8 |
| Carex limosa | L. | Cyperaceae | 8 |
| Carex livida | (Wahlenb.) Willd. | Cyperaceae | 8 |
| Carex lyngbyei | Hornem. | Cyperaceae | 8 |
| Carex macrocephala | Willd. ex Spreng. | Cyperaceae | 8 |
| Carex macrochaeta | C.A.Mey. | Cyperaceae | 8 |
| Carex magellanica | Lam. | Cyperaceae | 8 |
| Carex mertensii | J.D.Prescott ex Bong. | Cyperaceae | 8 |
| Carex micropoda | C.A.Mey. | Cyperaceae | 8 |
| Carex myosuroides | Vill. | Cyperaceae | 8 |
| Carex pauciflora | Lightf. | Cyperaceae | 8 |
| Carex pumila | Thunb. | Cyperaceae | 8 |
| Carex rariflora | (Wahlenb.) Sm. | Cyperaceae | 8 |
| Carex rotundata | Wahlenb. | Cyperaceae | 8 |
| Carex saxatilis | L. | Cyperaceae | 8 |
| Carex stipata | Muhl. ex Willd. | Cyperaceae | 8 |
| Carex tenuiflora | Wahlenb. | Cyperaceae | 8 |
| Carex utriculata | Boott | Cyperaceae | 8 |
| Carex vaginata | Tausch | Cyperaceae | 8 |
| Carpesium triste | Maxim. | Asteraceae | 8 |
| Carum carvi | L. | Apiaceae | 8 |
| Cassiope lycopodioides | (Pall.) D.Don | Ericaceae | 8 |
| Caulophyllum robustum | Maxim. | Berberidaceae | 8 |
| Celastrus orbiculatus | Thunb. | Celastraceae | 8 |
| Cephalanthera erecta | (Thunb.) Blume | Orchidaceae | 8 |
| Cerastium beeringianum | Cham. & Schltdl. | Caryophyllaceae | 8 |
| Cerastium fontanum | Baumg. | Caryophyllaceae | 8 |
| Ceratophyllum demersum | L. | Ceratophyllaceae | 8 |
| Chelidonium asiaticum | (H.Hara) Krahulc. | Papaveraceae | 8 |
| Chenopodium album | L. | Chenopodiaceae | 8 |
| Cherleria arctica | (Steven ex Ser.) A.J.Moore & Dillenb. | Caryophyllaceae | 8 |
| Chimaphila japonica | Miq. | Ericaceae | 8 |
| Chimaphila umbellata | (L.) W.P.C.Barton | Ericaceae | 8 |
| Chloranthus serratus | (Thunb.) Roem. & Schult. | Chloranthaceae | 8 |
| Chrysosplenium flagelliferum | F.Schmidt | Saxifragaceae | 8 |
| Chrysosplenium serreanum | Hand.-Mazz. | Saxifragaceae | 8 |
| Cicuta virosa | L. | Apiaceae | 8 |
| Circaea alpina | L. | Onagraceae | 8 |
| Circaea canadensis | (L.) Hill | Onagraceae | 8 |
| Circaea cordata | Royle | Onagraceae | 8 |
| Cirsium arvense | (L.) Scop. | Asteraceae | 8 |
| Cirsium kamtschaticum | Ledeb. ex DC. | Asteraceae | 8 |
| Clematis alpina | (L.) Mill. | Ranunculaceae | 8 |
| Clematis fusca | Turcz. | Ranunculaceae | 8 |
| Clinopodium chinense | (Benth.) Kuntze | Lamiaceae | 8 |
| Clintonia udensis | Trautv. & C.A.Mey. | Liliaceae | 8 |
| Cochlearia groenlandica | L. | Brassicaceae | 8 |
| Codonopsis lanceolata | (Siebold & Zucc.) Benth. & Hook.f. ex Trautv. | Campanulaceae | 8 |
| Commelina communis | L. | Commelinaceae | 8 |
| Coniogramme intermedia | Hieron. | Pteridaceae | 8 |
| Conioselinum chinense | (L.) Britton, Sterns & Poggenb. | Apiaceae | 8 |
| Convallaria keiskei | Miq. | Asparagaceae | 8 |
| Coptis trifolia | (L.) Salisb. | Ranunculaceae | 8 |
| Corallorhiza trifida | Châtel. | Orchidaceae | 8 |
| Cornus canadensis | L. | Cornaceae | 8 |
| Cornus controversa | Hemsl. | Cornaceae | 8 |
| Cornus suecica | L. | Cornaceae | 8 |
| Corydalis ambigua | Cham. & Schltdl. | Papaveraceae | 8 |
| Corydalis pallida | Pers. | Papaveraceae | 8 |
| Cremastra appendiculata | (D.Don) Makino | Orchidaceae | 8 |
| Cryptogramma crispa | (L.) R.Br. | Pteridaceae | 8 |
| Cryptotaenia japonica | Hassk. | Apiaceae | 8 |
| Cynanchum rostellatum | (Turcz.) Liede & Khanum | Apocynaceae | 8 |
| Cypripedium macranthos | Sw. | Orchidaceae | 8 |
| Cystopteris fragilis | (L.) Bernh. | Cystopteridaceae | 8 |
| Dactylorhiza aristata | (Fisch. ex Lindl.) Soó | Orchidaceae | 8 |
| Dactylorhiza viridis | (L.) R.M.Bateman, Pridgeon & M.W.Chase | Orchidaceae | 8 |
| Daphniphyllum macropodum | Miq. | Daphniphyllaceae | 8 |
| Dendrolycopodium dendroideum | (Michx.) A.Haines | Lycopodiaceae | 8 |
| Deparia japonica | (Thunb.) M.Kato | Athyriaceae | 8 |
| Deparia pycnosora | (Christ) M.Kato | Athyriaceae | 8 |
| Dianthus superbus | L. | Caryophyllaceae | 8 |
| Diapensia obovata | (F.Schmidt) Nakai | Diapensiaceae | 8 |
| Dicentra peregrina | (Rudolph) Makino | Papaveraceae | 8 |
| Digitaria ciliaris | (Retz.) Koeler | Poaceae | 8 |
| Digitaria ischaemum | (Schreb.) Muhl. | Poaceae | 8 |
| Dioscorea polystachya | Turcz. | Dioscoreaceae | 8 |
| Diphasiastrum alpinum | (L.) Holub | Lycopodiaceae | 8 |
| Diphasiastrum complanatum | (L.) Holub | Lycopodiaceae | 8 |
| Diphasiastrum sitchense | (Rupr.) Holub | Lycopodiaceae | 8 |
| Disporum sessile | D.Don ex Schult. & Schult.f. | Colchicaceae | 8 |
| Disporum smilacinum | A.Gray | Colchicaceae | 8 |
| Draba podolica | (Besser) Rupr. | Brassicaceae | 8 |
| Drosera anglica | Huds. | Droseraceae | 8 |
| Drosera rotundifolia | L. | Droseraceae | 8 |
| Dryas ajanensis | Juz. | Rosaceae | 8 |
| Dryopteris crassirhizoma | Nakai | Dryopteridaceae | 8 |
| Dryopteris expansa | (C.Presl) Fraser-Jenk. & Jermy | Dryopteridaceae | 8 |
| Eleocharis palustris | (L.) Roem. & Schult. | Cyperaceae | 8 |
| Elsholtzia ciliata | (Thunb.) Hyl. | Lamiaceae | 8 |
| Elymus gmelinii | (Trin.) Tzvelev | Poaceae | 8 |
| Elymus repens | (L.) Gould | Poaceae | 8 |
| Empetrum nigrum | L. | Ericaceae | 8 |
| Epilobium amurense | Hausskn. | Onagraceae | 8 |
| Epilobium anagallidifolium | Lam. | Onagraceae | 8 |
| Epilobium angustifolium | L. | Onagraceae | 8 |
| Epilobium ciliatum | Raf. | Onagraceae | 8 |
| Epilobium hornemannii | Rchb. | Onagraceae | 8 |
| Epilobium latifolium | L. | Onagraceae | 8 |
| Epilobium palustre | L. | Onagraceae | 8 |
| Equisetum arvense | L. | Equisetaceae | 8 |
| Equisetum fluviatile | L. | Equisetaceae | 8 |
| Equisetum hyemale | L. | Equisetaceae | 8 |
| Equisetum palustre | L. | Equisetaceae | 8 |
| Equisetum pratense | Ehrh. | Equisetaceae | 8 |
| Equisetum sylvaticum | L. | Equisetaceae | 8 |
| Equisetum variegatum | Schleich. ex F.Weber & D.Mohr | Equisetaceae | 8 |
| Erigeron acris | L. | Asteraceae | 8 |
| Erigeron humilis | Graham | Asteraceae | 8 |
| Erigeron peregrinus | Greene | Asteraceae | 8 |
| Eriophorum angustifolium | Honck. | Cyperaceae | 8 |
| Eriophorum gracile | Roth | Cyperaceae | 8 |
| Eriophorum vaginatum | L. | Cyperaceae | 8 |
| Erysimum cheiranthoides | L. | Brassicaceae | 8 |
| Erythronium japonicum | Decne. | Liliaceae | 8 |
| Euonymus alatus | (Thunb.) Siebold | Celastraceae | 8 |
| Euonymus hamiltonianus | Wall. | Celastraceae | 8 |
| Euonymus macropterus | Rupr. | Celastraceae | 8 |
| Euphorbia sieboldiana | C.Morren & Decne. | Euphorbiaceae | 8 |
| Euphrasia pectinata | Ten. | Orobanchaceae | 8 |
| Eurybia sibirica | (L.) G.L.Nesom | Asteraceae | 8 |
| Fallopia convolvulus | (L.) Á.Löve | Polygonaceae | 8 |
| Fallopia dumetorum | (L.) Holub | Polygonaceae | 8 |
| Festuca ovina | L. | Poaceae | 8 |
| Festuca rubra | L. | Poaceae | 8 |
| Fraxinus mandshurica | Rupr. | Oleaceae | 8 |
| Fritillaria camschatcensis | (L.) Ker Gawl. | Liliaceae | 8 |
| Gagea lutea | (L.) Ker Gawl. | Liliaceae | 8 |
| Gagea nakaiana | Kitag. | Liliaceae | 8 |
| Gagea serotina | (L.) Ker Gawl. | Liliaceae | 8 |
| Gagea triflora | (Ledeb.) Schult. & Schult.f. | Liliaceae | 8 |
| Galeopsis bifida | Boenn. | Lamiaceae | 8 |
| Galium kamtschaticum | Steller ex Schult. & Schult.f. | Rubiaceae | 8 |
| Galium trifidum | L. | Rubiaceae | 8 |
| Galium verum | L. | Rubiaceae | 8 |
| Gentiana glauca | Pall. | Gentianaceae | 8 |
| Gentiana triflora | Pall. | Gentianaceae | 8 |
| Gentiana zollingeri | Fawc. | Gentianaceae | 8 |
| Geranium erianthum | DC. | Geraniaceae | 8 |
| Geranium nepalense | Sweet | Geraniaceae | 8 |
| Geum aleppicum | Jacq. | Rosaceae | 8 |
| Geum calthifolium | Menzies ex Sm. | Rosaceae | 8 |
| Geum japonicum | Thunb. | Rosaceae | 8 |
| Geum macrophyllum | Willd. | Rosaceae | 8 |
| Glehnia littoralis | (J.G.Cooper) F.Schmidt ex Miq. | Apiaceae | 8 |
| Goodyera repens | (L.) R.Br. | Orchidaceae | 8 |
| Goodyera schlechtendaliana | Rchb.f. | Orchidaceae | 8 |
| Gymnadenia conopsea | (L.) R.Br. | Orchidaceae | 8 |
| Gymnocarpium dryopteris | (L.) Newman | Cystopteridaceae | 8 |
| Gynostemma pentaphyllum | (Thunb.) Makino | Cucurbitaceae | 8 |
| Halenia corniculata | (L.) Cornaz | Gentianaceae | 8 |
| Hammarbya paludosa | (L.) Kuntze | Orchidaceae | 8 |
| Harrimanella stelleriana | (Pall.) Coville | Ericaceae | 8 |
| Hemerocallis middendorffii | Trautv. & C.A.Mey. | Asphodelaceae | 8 |
| Heracleum maximum | W.Bartram | Apiaceae | 8 |
| Hieracium triste | Willd. ex Spreng. | Asteraceae | 8 |
| Hieracium umbellatum | L. | Asteraceae | 8 |
| Hippuris vulgaris | L. | Plantaginaceae | 8 |
| Honckenya peploides | (L.) Ehrh. | Caryophyllaceae | 8 |
| Hordeum brachyantherum | Nevski | Poaceae | 8 |
| Hordeum jubatum | L. | Poaceae | 8 |
| Hosta sieboldii | (Paxton) J.W.Ingram | Asparagaceae | 8 |
| Huperzia miyoshiana | (Makino) Ching | Lycopodiaceae | 8 |
| Huperzia selago | (L.) Bernh. ex Schrank & Mart. | Lycopodiaceae | 8 |
| Huperzia serrata | (Thunb.) Trevis. | Lycopodiaceae | 8 |
| Hydrangea hydrangeoides | (Siebold & Zucc.) Bernd Schulz | Hydrangeaceae | 8 |
| Hydrangea paniculata | Siebold | Hydrangeaceae | 8 |
| Hydrocotyle ramiflora | Maxim. | Araliaceae | 8 |
| Hylotelephium telephium | (L.) H.Ohba | Crassulaceae | 8 |
| Hypericum ascyron | L. | Hypericaceae | 8 |
| Hypericum japonicum | Thunb. | Hypericaceae | 8 |
| Hypopitys monotropa | Crantz | Ericaceae | 8 |
| Ilex crenata | Thunb. | Aquifoliaceae | 8 |
| Impatiens furcillata | Hemsl. ex F.B.Forbes & Hemsl. | Balsaminaceae | 8 |
| Impatiens noli-tangere | L. | Balsaminaceae | 8 |
| Impatiens textorii | Miq. | Balsaminaceae | 8 |
| Inula japonica | Thunb. | Asteraceae | 8 |
| Iris laevigata | Fisch. | Iridaceae | 8 |
| Iris sanguinea | Hornem. | Iridaceae | 8 |
| Iris setosa | Pall. ex Link | Iridaceae | 8 |
| Ixeridium dentatum | (Thunb.) Tzvelev | Asteraceae | 8 |
| Ixeris repens | (L.) A.Gray | Asteraceae | 8 |
| Jacobaea cannabifolia | (Less.) E.Wiebe | Asteraceae | 8 |
| Juglans mandshurica | Maxim. | Juglandaceae | 8 |
| Juncus arcticus | Willd. | Juncaceae | 8 |
| Juncus articulatus | L. | Juncaceae | 8 |
| Juncus bufonius | L. | Juncaceae | 8 |
| Juncus castaneus | Sm. | Juncaceae | 8 |
| Juncus decipiens | (Buchenau) Nakai | Juncaceae | 8 |
| Juncus ensifolius | Wikstr. | Juncaceae | 8 |
| Juncus filiformis | L. | Juncaceae | 8 |
| Juncus mertensianus | Bong. | Juncaceae | 8 |
| Juncus prismatocarpus | R.Br. | Juncaceae | 8 |
| Juncus ranarius | Songeon & E.P.Perrier | Juncaceae | 8 |
| Juncus stygius | L. | Juncaceae | 8 |
| Juniperus chinensis | L. | Cupressaceae | 8 |
| Juniperus communis | L. | Cupressaceae | 8 |
| Kalmia procumbens | (L.) Gift, Kron & P.F.Stevens ex Galasso, Banfi & F.Conti | Ericaceae | 8 |
| Kalopanax septemlobus | (Thunb.) Koidz. | Araliaceae | 8 |
| Kitagawia terebinthacea | (Fisch. ex Trevir.) Pimenov | Apiaceae | 8 |
| Koeleria spicata | (L.) Barberá, Quintanar, Soreng & P.M.Peterson | Poaceae | 8 |
| Lactuca sibirica | (L.) Benth. & Hook.f. ex Maxim. | Asteraceae | 8 |
| Lamium album | L. | Lamiaceae | 8 |
| Lathyrus japonicus | Willd. | Fabaceae | 8 |
| Lathyrus palustris | L. | Fabaceae | 8 |
| Leibnitzia anandria | (L.) Turcz. | Asteraceae | 8 |
| Lemna trisulca | L. | Araceae | 8 |
| Lepisorus thunbergianus | Ching | Polypodiaceae | 8 |
| Lespedeza bicolor | Turcz. | Fabaceae | 8 |
| Leymus mollis | (Trin.) Pilg. | Poaceae | 8 |
| Lilium debile | Kittlitz | Liliaceae | 8 |
| Lilium lancifolium | Thunb. | Liliaceae | 8 |
| Lilium medeoloides | A.Gray | Liliaceae | 8 |
| Lilium pensylvanicum | Ker Gawl. | Liliaceae | 8 |
| Limosella aquatica | L. | Plantaginaceae | 8 |
| Linnaea borealis | L. | Caprifoliaceae | 8 |
| Lobelia sessilifolia | Lamb. | Campanulaceae | 8 |
| Lonicera caerulea | L. | Caprifoliaceae | 8 |
| Lonicera chrysantha | Turcz. ex Ledeb. | Caprifoliaceae | 8 |
| Luzula capitata | (Miq. ex Franch. & Sav.) Kom. | Juncaceae | 8 |
| Luzula multiflora | (Ehrh.) Lej. | Juncaceae | 8 |
| Luzula pallescens | Sw. | Juncaceae | 8 |
| Luzula parviflora | (Ehrh.) Desv. | Juncaceae | 8 |
| Lycopodium clavatum | L. | Lycopodiaceae | 8 |
| Lycopus lucidus | Turcz. ex Benth. | Lamiaceae | 8 |
| Lycopus uniflorus | Michx. | Lamiaceae | 8 |
| Lysichiton camtschatcensis | (L.) Schott | Araceae | 8 |
| Lysimachia davurica | Ledeb. | Primulaceae | 8 |
| Lysimachia europaea | (L.) U.Manns & Anderb. | Primulaceae | 8 |
| Lysimachia maritima | (L.) Galasso, Banfi & Soldano | Primulaceae | 8 |
| Lysimachia thyrsiflora | L. | Primulaceae | 8 |
| Lythrum salicaria | L. | Lythraceae | 8 |
| Magnolia obovata | Thunb. | Magnoliaceae | 8 |
| Maianthemum bifolium | (L.) F.W.Schmidt | Asparagaceae | 8 |
| Maianthemum dilatatum | (Alph.Wood) A.Nelson & J.F.Macbr. | Asparagaceae | 8 |
| Maianthemum japonicum | (A.Gray) LaFrankie | Asparagaceae | 8 |
| Malaxis monophyllos | (L.) Sw. | Orchidaceae | 8 |
| Melica nutans | L. | Poaceae | 8 |
| Mentha canadensis | L. | Lamiaceae | 8 |
| Menyanthes trifoliata | L. | Menyanthaceae | 8 |
| Mertensia maritima | (L.) Gray | Boraginaceae | 8 |
| Micranthes merkii | (Fisch. ex Sternb.) Elven & D.F.Murray | Saxifragaceae | 8 |
| Micranthes nelsoniana | (D.Don) Small | Saxifragaceae | 8 |
| Milium effusum | L. | Poaceae | 8 |
| Miscanthus sinensis | Andersson | Poaceae | 8 |
| Mitchella undulata | Siebold & Zucc. | Rubiaceae | 8 |
| Moehringia lateriflora | (L.) Fenzl | Caryophyllaceae | 8 |
| Moneses uniflora | (L.) A.Gray | Ericaceae | 8 |
| Monotropa uniflora | L. | Ericaceae | 8 |
| Monotropastrum humile | (D.Don) Hara | Ericaceae | 8 |
| Montia fontana | L. | Montiaceae | 8 |
| Morus indica | L. | Moraceae | 8 |
| Mosla dianthera | (Buch.-Ham. ex Roxb.) Maxim. | Lamiaceae | 8 |
| Myosotis laxa | Lehm. | Boraginaceae | 8 |
| Myosotis sylvatica | Hoffm. | Boraginaceae | 8 |
| Myrica gale | L. | Myricaceae | 8 |
| Myriophyllum sibiricum | Kom. | Haloragaceae | 8 |
| Myriophyllum spicatum | L. | Haloragaceae | 8 |
| Neottia cordata | (L.) Rich. | Orchidaceae | 8 |
| Nephrophyllidium crista-galli | (Menzies ex Hook.) Gilg | Menyanthaceae | 8 |
| Nuphar pumila | (Timm) DC. | Nymphaeaceae | 8 |
| Nymphaea tetragona | Georgi | Nymphaeaceae | 8 |
| Oenanthe javanica | DC. | Apiaceae | 8 |
| Onoclea sensibilis | L. | Onocleaceae | 8 |
| Oreopteris quelpartensis | (Christ) Holub | Thelypteridaceae | 8 |
| Orobanche coerulescens | Stephan | Orobanchaceae | 8 |
| Orostachys malacophylla | (Pall.) Fisch. | Crassulaceae | 8 |
| Orthilia secunda | (L.) House | Ericaceae | 8 |
| Osmorhiza aristata | (Thunb.) Rydb. | Apiaceae | 8 |
| Osmunda japonica | Thunb. | Osmundaceae | 8 |
| Osmundastrum cinnamomeum | (L.) C.Presl | Osmundaceae | 8 |
| Oxalis acetosella | L. | Oxalidaceae | 8 |
| Oxyria digyna | (L.) Hill | Polygonaceae | 8 |
| Oxytropis campestris | (L.) DC. | Fabaceae | 8 |
| Paeonia obovata | Maxim. | Paeoniaceae | 8 |
| Panicum bisulcatum | Thunb. | Poaceae | 8 |
| Parasenecio hastatus | (L.) H.Koyama | Asteraceae | 8 |
| Paris verticillata | M.Bieb. | Melanthiaceae | 8 |
| Parnassia palustris | L. | Celastraceae | 8 |
| Parrya nudicaulis | (L.) Regel | Brassicaceae | 8 |
| Patrinia scabiosifolia | Link | Caprifoliaceae | 8 |
| Patrinia sibirica | (L.) Juss. | Caprifoliaceae | 8 |
| Pedicularis capitata | Adams | Orobanchaceae | 8 |
| Pedicularis labradorica | Wirsing | Orobanchaceae | 8 |
| Pedicularis oederi | Vahl | Orobanchaceae | 8 |
| Pedicularis resupinata | L. | Orobanchaceae | 8 |
| Pedicularis sudetica | Willd. | Orobanchaceae | 8 |
| Pedicularis verticillata | L. | Orobanchaceae | 8 |
| Pennellianthus frutescens | (Lamb.) Crosswh. | Plantaginaceae | 8 |
| Pentanema salicinum | (L.) D.Gut.Larr., Santos-Vicente, Anderb., E.Rico & M.M.Mart.Ort. | Asteraceae | 8 |
| Pentarhizidium orientale | (Hook.) Hayata | Onocleaceae | 8 |
| Peracarpa carnosa | Hook.f. & Thomson | Campanulaceae | 8 |
| Persicaria amphibia | (L.) Delarbre | Polygonaceae | 8 |
| Persicaria extremiorientalis | (Vorosch.) Tzvelev | Polygonaceae | 8 |
| Persicaria hydropiper | (L.) Delarbre | Polygonaceae | 8 |
| Persicaria lapathifolia | (L.) Delarbre | Polygonaceae | 8 |
| Persicaria longiseta | (Bruijn) Kitag. | Polygonaceae | 8 |
| Persicaria nepalensis | (Meisn.) Miyabe | Polygonaceae | 8 |
| Persicaria sagittata | (L.) H.Gross | Polygonaceae | 8 |
| Persicaria vivipara | (L.) Ronse Decr. | Polygonaceae | 8 |
| Petasites japonicus | (Siebold & Zucc.) Maxim. | Asteraceae | 8 |
| Phalaris arundinacea | L. | Poaceae | 8 |
| Phedimus aizoon | (L.) 't Hart | Crassulaceae | 8 |
| Phedimus kamtschaticus | (Fisch. & C.A.Mey.) 't Hart | Crassulaceae | 8 |
| Phegopteris connectilis | (Michx.) Watt | Thelypteridaceae | 8 |
| Phellodendron amurense | Rupr. | Rutaceae | 8 |
| Phleum alpinum | L. | Poaceae | 8 |
| Phragmites australis | (Cav.) Steud. | Poaceae | 8 |
| Phyllodoce aleutica | (Spreng.) A.Heller | Ericaceae | 8 |
| Phyllodoce caerulea | (L.) Bab. | Ericaceae | 8 |
| Picea jezoensis | (Siebold & Zucc.) Carrière | Pinaceae | 8 |
| Pilea mongolica | Wedd. | Urticaceae | 8 |
| Pinguicula macroceras | Pall. ex Link | Lentibulariaceae | 8 |
| Pinguicula villosa | L. | Lentibulariaceae | 8 |
| Pinus parviflora | Siebold & Zucc. | Pinaceae | 8 |
| Pinus pumila | (Parl.) Regel | Pinaceae | 8 |
| Plantago asiatica | L. | Plantaginaceae | 8 |
| Plantago macrocarpa | Cham. & Schltdl. | Plantaginaceae | 8 |
| Plantago major | L. | Plantaginaceae | 8 |
| Plantago media | L. | Plantaginaceae | 8 |
| Platanthera convallariifolia | (Fisch. ex Lindl.) Lindl. | Orchidaceae | 8 |
| Platanthera fuscescens | (L.) Kraenzl. | Orchidaceae | 8 |
| Pleurospermum uralense | Hoffm. | Apiaceae | 8 |
| Poa acroleuca | Steud. | Poaceae | 8 |
| Poa angustifolia | L. | Poaceae | 8 |
| Poa annua | L. | Poaceae | 8 |
| Poa arctica | R.Br. | Poaceae | 8 |
| Poa nemoralis | L. | Poaceae | 8 |
| Poa palustris | L. | Poaceae | 8 |
| Poa pratensis | L. | Poaceae | 8 |
| Poa trivialis | L. | Poaceae | 8 |
| Polemonium boreale | Adams | Polemoniaceae | 8 |
| Polemonium villosum | Rudolph ex Georgi | Polemoniaceae | 8 |
| Polygonatum humile | Fisch. ex Maxim. | Asparagaceae | 8 |
| Polygonatum odoratum | (Mill.) Druce | Asparagaceae | 8 |
| Polygonum arenastrum | Boreau | Polygonaceae | 8 |
| Polygonum aviculare | L. | Polygonaceae | 8 |
| Polygonum posumbu | Buch.-Ham. ex D.Don | Polygonaceae | 8 |
| Polygonum thunbergii | Siebold & Zucc. | Polygonaceae | 8 |
| Polypodium vulgare | L. | Polypodiaceae | 8 |
| Polystichum braunii | (Spenn.) Fée | Dryopteridaceae | 8 |
| Polystichum lonchitis | (L.) Roth | Dryopteridaceae | 8 |
| Polystichum tripteron | (Kunze) C.Presl | Dryopteridaceae | 8 |
| Populus tremula | L. | Salicaceae | 8 |
| Potamogeton alpinus | Balb. | Potamogetonaceae | 8 |
| Potamogeton berchtoldii | Fieber | Potamogetonaceae | 8 |
| Potamogeton gramineus | L. | Potamogetonaceae | 8 |
| Potamogeton natans | L. | Potamogetonaceae | 8 |
| Potamogeton perfoliatus | L. | Potamogetonaceae | 8 |
| Potamogeton praelongus | Wulfen | Potamogetonaceae | 8 |
| Potentilla fragarioides | L. | Rosaceae | 8 |
| Potentilla matsumurae | Th.Wolf | Rosaceae | 8 |
| Primula cuneifolia | Ledeb. | Primulaceae | 8 |
| Primula farinosa | L. | Primulaceae | 8 |
| Primula japonica | A.Gray | Primulaceae | 8 |
| Prunella vulgaris | L. | Lamiaceae | 8 |
| Prunus sargentii | Rehder | Rosaceae | 8 |
| Pteridium aquilinum | (L.) Kuhn | Dennstaedtiaceae | 8 |
| Puccinellia distans | (Jacq.) Parl. | Poaceae | 8 |
| Pyrola japonica | Klenze ex Alef. | Ericaceae | 8 |
| Pyrola minor | L. | Ericaceae | 8 |
| Pyrola renifolia | Maxim. | Ericaceae | 8 |
| Pyrola rotundifolia | L. | Ericaceae | 8 |
| Quercus dentata | Thunb. | Fagaceae | 8 |
| Quercus mongolica | Fisch. ex Turcz. | Fagaceae | 8 |
| Ranunculus acris | L. | Ranunculaceae | 8 |
| Ranunculus eschscholtzii | Schltdl. | Ranunculaceae | 8 |
| Ranunculus hyperboreus | Rottb. | Ranunculaceae | 8 |
| Ranunculus japonicus | Thunb. | Ranunculaceae | 8 |
| Ranunculus kauffmannii | Clerc | Ranunculaceae | 8 |
| Ranunculus monophyllus | Ovcz. | Ranunculaceae | 8 |
| Ranunculus nivalis | L. | Ranunculaceae | 8 |
| Ranunculus pygmaeus | Wahlenb. | Ranunculaceae | 8 |
| Ranunculus repens | L. | Ranunculaceae | 8 |
| Ranunculus reptans | L. | Ranunculaceae | 8 |
| Ranunculus sceleratus | L. | Ranunculaceae | 8 |
| Ranunculus silerifolius | H.Lév. | Ranunculaceae | 8 |
| Ranunculus sulphureus | Sol. | Ranunculaceae | 8 |
| Ranunculus trichophyllus | Chaix | Ranunculaceae | 8 |
| Reynoutria japonica | Houtt. | Polygonaceae | 8 |
| Reynoutria sachalinensis | (F.Schmidt) Nakai | Polygonaceae | 8 |
| Rhodiola integrifolia | Raf. | Crassulaceae | 8 |
| Rhodiola rosea | L. | Crassulaceae | 8 |
| Rhododendron aureum | Georgi | Ericaceae | 8 |
| Rhododendron camtschaticum | Pall. | Ericaceae | 8 |
| Rhododendron tomentosum | Harmaja | Ericaceae | 8 |
| Rhynchospora alba | (L.) Vahl | Cyperaceae | 8 |
| Rorippa palustris | (L.) Besser | Brassicaceae | 8 |
| Rubus chamaemorus | L. | Rosaceae | 8 |
| Rubus parvifolius | L. | Rosaceae | 8 |
| Rubus pedatus | Sm. | Rosaceae | 8 |
| Rumex acetosella | L. | Polygonaceae | 8 |
| Rumex alpestris | Jacq. | Polygonaceae | 8 |
| Rumex aquaticus | L. | Polygonaceae | 8 |
| Rumex crispus | L. | Polygonaceae | 8 |
| Rumex dentatus | L. | Polygonaceae | 8 |
| Rumex japonicus | Houtt. | Polygonaceae | 8 |
| Rumex longifolius | DC. | Polygonaceae | 8 |
| Rumex maritimus | L. | Polygonaceae | 8 |
| Sagina japonica | (Sw. ex Steud.) Ohwi | Caryophyllaceae | 8 |
| Sagina maxima | A.Gray | Caryophyllaceae | 8 |
| Sagina saginoides | (L.) H.Karst. | Caryophyllaceae | 8 |
| Salicornia perennans | Willd. | Chenopodiaceae | 8 |
| Salix polaris | Wahlenb. | Salicaceae | 8 |
| Salix pulchra | Cham. | Salicaceae | 8 |
| Salix udensis | Trautv. & C.A.Mey. | Salicaceae | 8 |
| Sambucus sieboldiana | (Miq.) Graebn. | Viburnaceae | 8 |
| Sanguisorba tenuifolia | Fisch. ex Link | Rosaceae | 8 |
| Sanicula chinensis | Bunge | Apiaceae | 8 |
| Sasa palmata | (Burb.) E.G.Camus | Poaceae | 8 |
| Saussurea nuda | Ledeb. | Asteraceae | 8 |
| Saxifraga bronchialis | L. | Saxifragaceae | 8 |
| Scheuchzeria palustris | L. | Scheuchzeriaceae | 8 |
| Schizachne purpurascens | (Torr.) Swallen | Poaceae | 8 |
| Schoenoplectus tabernaemontani | (C.C.Gmel.) Palla | Cyperaceae | 8 |
| Selaginella helvetica | (L.) Spring | Selaginellaceae | 8 |
| Selaginella spinulosa | A.Braun ex Döll | Selaginellaceae | 8 |
| Senecio nemorensis | L. | Asteraceae | 8 |
| Setaria viridis | (L.) P.Beauv. | Poaceae | 8 |
| Sieversia pentapetala | (L.) Greene | Rosaceae | 8 |
| Silene baccifera | (L.) Durande | Caryophyllaceae | 8 |
| Silene latifolia | Poir. | Caryophyllaceae | 8 |
| Silene repens | Patrin | Caryophyllaceae | 8 |
| Silene uralensis | (Rupr.) Bocquet | Caryophyllaceae | 8 |
| Silene vulgaris | (Moench) Garcke | Caryophyllaceae | 8 |
| Skimmia japonica | Thunb. | Rutaceae | 8 |
| Solanum dulcamara | L. | Solanaceae | 8 |
| Solidago decurrens | Lour. | Asteraceae | 8 |
| Solidago multiradiata | Aiton | Asteraceae | 8 |
| Solidago virgaurea | L. | Asteraceae | 8 |
| Sonchus arvensis | L. | Asteraceae | 8 |
| Sonchus asper | (L.) Hill | Asteraceae | 8 |
| Sorbus commixta | Hedl. | Rosaceae | 8 |
| Sparganium angustifolium | Michx. | Typhaceae | 8 |
| Sparganium eurycarpum | Engelm. | Typhaceae | 8 |
| Spergularia marina | (L.) Besser | Caryophyllaceae | 8 |
| Spergularia rubra | J.Presl & C.Presl | Caryophyllaceae | 8 |
| Sphallerocarpus gracilis | (Besser ex Trevir.) Koso-Pol. | Apiaceae | 8 |
| Spicantopsis niponica | Nakai | Blechnaceae | 8 |
| Spinulum annotinum | (L.) A.Haines | Lycopodiaceae | 8 |
| Spiraea betulifolia | Pall. | Rosaceae | 8 |
| Spiraea salicifolia | L. | Rosaceae | 8 |
| Spiranthes australis | (R.Br.) Lindl. | Orchidaceae | 8 |
| Spirodela polyrhiza | (L.) Schleid. | Araceae | 8 |
| Stellaria crassifolia | Ehrh. | Caryophyllaceae | 8 |
| Stellaria humifusa | Rottb. | Caryophyllaceae | 8 |
| Stellaria longifolia | Muhl. ex Willd. | Caryophyllaceae | 8 |
| Stellaria radians | L. | Caryophyllaceae | 8 |
| Streptopus amplexifolius | (L.) DC. | Liliaceae | 8 |
| Stuckenia filiformis | (Pers.) Börner | Potamogetonaceae | 8 |
| Stuckenia pectinata | (L.) Börner | Potamogetonaceae | 8 |
| Subularia aquatica | L. | Brassicaceae | 8 |
| Swertia perennis | L. | Gentianaceae | 8 |
| Syringa reticulata | (Blume) H.Hara | Oleaceae | 8 |
| Tanacetum vulgare | L. | Asteraceae | 8 |
| Taxus cuspidata | Siebold & Zucc. | Taxaceae | 8 |
| Teucrium viscidum | Blume | Lamiaceae | 8 |
| Thalictrum alpinum | L. | Ranunculaceae | 8 |
| Thalictrum foetidum | L. | Ranunculaceae | 8 |
| Thalictrum minus | L. | Ranunculaceae | 8 |
| Thesium refractum | C.A.Mey. | Santalaceae | 8 |
| Tofieldia coccinea | Richardson | Tofieldiaceae | 8 |
| Torilis japonica | DC. | Apiaceae | 8 |
| Toxicodendron orientale | Greene | Anacardiaceae | 8 |
| Trichophorum alpinum | (L.) Pers. | Cyperaceae | 8 |
| Trichophorum cespitosum | (L.) Hartm. | Cyperaceae | 8 |
| Trifolium lupinaster | L. | Fabaceae | 8 |
| Triglochin maritima | L. | Juncaginaceae | 8 |
| Triglochin palustris | L. | Juncaginaceae | 8 |
| Trillium apetalon | Makino | Melanthiaceae | 8 |
| Trillium camschatcense | Ker Gawl. | Melanthiaceae | 8 |
| Trillium tschonoskii | Maxim. | Melanthiaceae | 8 |
| Tripolium pannonicum | (Jacq.) Dobrocz. | Asteraceae | 8 |
| Tripterospermum trinervium | (Thunb.) H.Ohashi & H.Nakai | Gentianaceae | 8 |
| Trollius chinensis | Bunge | Ranunculaceae | 8 |
| Trollius riederianus | Fisch. & C.A.Mey. | Ranunculaceae | 8 |
| Typha latifolia | L. | Typhaceae | 8 |
| Ulmus laciniata | (Herder) Mayr ex Schwapp. | Ulmaceae | 8 |
| Utricularia intermedia | Hayne | Lentibulariaceae | 8 |
| Utricularia macrorhiza | Leconte | Lentibulariaceae | 8 |
| Utricularia minor | L. | Lentibulariaceae | 8 |
| Vaccinium microcarpum | (Turcz. ex Rupr.) Schmalh. | Ericaceae | 8 |
| Vaccinium ovalifolium | Sm. | Ericaceae | 8 |
| Vaccinium oxycoccos | L. | Ericaceae | 8 |
| Vaccinium uliginosum | L. | Ericaceae | 8 |
| Vaccinium vitis-idaea | L. | Ericaceae | 8 |
| Vahlodea atropurpurea | (Wahlenb.) Fr. | Poaceae | 8 |
| Valeriana fauriei | Briq. | Caprifoliaceae | 8 |
| Veratrum oxysepalum | Turcz. | Melanthiaceae | 8 |
| Veronica americana | (Raf.) Schwein. ex Benth. | Plantaginaceae | 8 |
| Veronica scutellata | L. | Plantaginaceae | 8 |
| Veronica serpyllifolia | L. | Plantaginaceae | 8 |
| Veronica stelleri | Pall. ex Schrad. & Link | Plantaginaceae | 8 |
| Viburnum furcatum | Blume ex Maxim. | Viburnaceae | 8 |
| Viburnum sargentii | Koehne | Viburnaceae | 8 |
| Viburnum wrightii | Miq. | Viburnaceae | 8 |
| Vicia cracca | L. | Fabaceae | 8 |
| Vicia sativa | L. | Fabaceae | 8 |
| Vicia unijuga | A.Braun | Fabaceae | 8 |
| Viola acuminata | Ledeb. | Violaceae | 8 |
| Viola biflora | L. | Violaceae | 8 |
| Viola collina | Besser | Violaceae | 8 |
| Viola grypoceras | A.Gray | Violaceae | 8 |
| Viola hamiltoniana | D.Don | Violaceae | 8 |
| Viola langsdorffii | Fisch. ex Ging. | Violaceae | 8 |
| Viola mandshurica | W.Becker | Violaceae | 8 |
| Viola patrinii | DC. ex Ging. | Violaceae | 8 |
| Viola sacchalinensis | H.Boissieu | Violaceae | 8 |
| Viola selkirkii | Pursh ex Goldie | Violaceae | 8 |
| Vitis coignetiae | Pulliat ex Planch. | Vitaceae | 8 |
| Woodsia alpina | (Bolton) Gray | Woodsiaceae | 8 |
| Woodsia polystichoides | D.C.Eaton | Woodsiaceae | 8 |
| Zannichellia palustris | L. | Potamogetonaceae | 8 |
| Zelkova serrata | (Thunb.) Makino | Ulmaceae | 8 |
| Zizania latifolia | (Griseb.) Hance ex F.Muell. | Poaceae | 8 |
| Zostera japonica | Asch. & Graebn. | Zosteraceae | 8 |
| Arctanthemum arcticum | (L.) Tzvelev | Asteraceae | 7 |
| Calamagrostis extremiorientalis | (Tzvelev) Prob. | Poaceae | 7 |
| Cephalanthera longibracteata | Blume | Orchidaceae | 7 |
| Filipendula camtschatica | (Pall.) Maxim. | Rosaceae | 7 |
| Hydrangea petiolaris | Siebold & Zucc. | Hydrangeaceae | 7 |
| Koenigia islandica | L. | Polygonaceae | 7 |
| Luzula kjellmaniana | Miyabe & Kudô | Juncaceae | 7 |
| Athyrium wardii | (Hook.) Makino | Athyriaceae | 6 |
| Cypripedium yatabeanum | Makino | Orchidaceae | 6 |
| Draba borealis | DC. | Brassicaceae | 6 |
| Juncus triglumis | L. | Juncaceae | 6 |
| Lepisorus ussuriensis | Ching | Polypodiaceae | 6 |
| Micranthes purpurascens | Kom. | Saxifragaceae | 6 |
| Picris japonica | Thunb. | Asteraceae | 6 |
| Podophyllum grayi | (F.Schmidt) Christenh. & Byng | Berberidaceae | 6 |
| Pseudocherleria macrocarpa | (Pursh) Dillenb. & Kadereit | Caryophyllaceae | 6 |
| Ranunculus altaicus | Laxm. | Ranunculaceae | 6 |
| Acer japonicum | Thunb. | Sapindaceae | 5 |
| Artemisia glomerata | Ledeb. | Asteraceae | 5 |
| Cardamine umbellata | Greene | Brassicaceae | 5 |
| Carex oederi | Retz. | Cyperaceae | 5 |
| Carex podocarpa | R.Br. | Cyperaceae | 5 |
| Delphinium brachycentrum | Ledeb. | Ranunculaceae | 5 |
| Erigeron thunbergii | A.Gray | Asteraceae | 5 |
| Gentiana nipponica | Maxim. | Gentianaceae | 5 |
| Geranium yesoense | Franch. & Sav. | Geraniaceae | 5 |
| Hippuris lanceolata | Retz. | Plantaginaceae | 5 |
| Hypericum kamtschaticum | Ledeb. | Hypericaceae | 5 |
| Lactuca raddeana | Maxim. | Asteraceae | 5 |
| Laportea bulbifera | (Siebold & Zucc.) Wedd. | Urticaceae | 5 |
| Liparis kumokiri | F.Maek. | Orchidaceae | 5 |
| Lonicera maximowiczii | (Rupr.) Regel | Caprifoliaceae | 5 |
| Luzula wahlenbergii | Rupr. | Juncaceae | 5 |
| Mertensia simplicissima | G.Don | Boraginaceae | 5 |
| Neottia papilligera | Schltr. | Orchidaceae | 5 |
| Oreorchis patens | (Lindl.) Lindl. | Orchidaceae | 5 |
| Oxytropis revoluta | Ledeb. | Fabaceae | 5 |
| Plantago camtschatica | Link | Plantaginaceae | 5 |
| Platanthera hologlottis | Maxim. | Orchidaceae | 5 |
| Rubus mesogaeus | Focke | Rosaceae | 5 |
| Salix arbutifolia | Pall. | Salicaceae | 5 |
| Scutellaria strigillosa | Hemsl. | Lamiaceae | 5 |
| Sibirotrisetum sibiricum | (Rupr.) Barberá | Poaceae | 5 |
| Sparganium hyperboreum | Laest. ex Beurl. | Typhaceae | 5 |
| Taraxacum alaskanum | Rydb. | Asteraceae | 5 |
| Weigela middendorffiana | (Carrière) K.Koch | Caprifoliaceae | 5 |
| Aconitum maximum | Pall. ex DC. | Ranunculaceae | 4 |
| Agrostis mertensii | Trin. | Poaceae | 4 |
| Alisma canaliculatum | A.Braun & C.D.Bouché | Alismataceae | 4 |
| Angelica ursina | Regel | Apiaceae | 4 |
| Anthoxanthum glabrum | (Trin.) Veldkamp | Poaceae | 4 |
| Artemisia japonica | Thunb. | Asteraceae | 4 |
| Athyrium rubripes | (Kom.) Kom. | Athyriaceae | 4 |
| Betula maximowicziana | Regel | Betulaceae | 4 |
| Daphne jezoensis | Maxim. | Thymelaeaceae | 4 |
| Dracocephalum charkeviczii | Prob. | Lamiaceae | 4 |
| Elaeagnus multiflora | Thunb. | Elaeagnaceae | 4 |
| Elliottia bracteata | (Maxim.) Benth. & Hook.f. | Ericaceae | 4 |
| Elymus tsukushiensis | Honda | Poaceae | 4 |
| Euonymus oxyphyllus | Miq. | Celastraceae | 4 |
| Fragaria nipponica | Makino | Rosaceae | 4 |
| Glyceria lithuanica | (Gorski) Gorski | Poaceae | 4 |
| Larix gmelinii | (Rupr.) Göpp. | Pinaceae | 4 |
| Oreomecon alborosea | (Hultén) Galasso, Banfi & Bartolucci | Papaveraceae | 4 |
| Oxytropis pumilio | (Pall.) Ledeb. | Fabaceae | 4 |
| Phryma nana | Koidz. | Phrymaceae | 4 |
| Salix pseudopentandra | Flod. | Salicaceae | 4 |
| Saxifraga fortunei | Hook. | Saxifragaceae | 4 |
| Schizopepon bryoniifolius | Maxim. | Cucurbitaceae | 4 |
| Stellaria calycantha | (Ledeb.) Bong. | Caryophyllaceae | 4 |
| Ulmus davidiana | Planch. | Ulmaceae | 4 |
| Abies sachalinensis | (F.Schmidt) Mast. | Pinaceae | 3 |
| Artemisia furcata | M.Bieb. | Asteraceae | 3 |
| Boehmeria japonica | (L.f.) Miq. | Urticaceae | 3 |
| Bryanthus musciformis | (Poir.) Nakai | Ericaceae | 3 |
| Carex accrescens | Ohwi | Cyperaceae | 3 |
| Carex eleusinoides | Turcz. ex Kunth | Cyperaceae | 3 |
| Carex longirostrata | C.A.Mey. | Cyperaceae | 3 |
| Carex stylosa | C.A.Mey. | Cyperaceae | 3 |
| Carex subspathacea | Wormsk. ex Hornem. | Cyperaceae | 3 |
| Cynanchum maximoviczii | Pobed. | Apocynaceae | 3 |
| Festuca richardsonii | Hook. | Poaceae | 3 |
| Gentianella auriculata | (Pall.) J.M.Gillett | Gentianaceae | 3 |
| Gratiola japonica | Miq. | Plantaginaceae | 3 |
| Parasenecio auriculatus | (DC.) H.Koyama | Asteraceae | 3 |
| Pedicularis apodochila | Maxim. | Orobanchaceae | 3 |
| Pedicularis chamissonis | Steven | Orobanchaceae | 3 |
| Platanthera chorisiana | (Cham.) Rchb.f. | Orchidaceae | 3 |
| Platanthera metabifolia | F.Maek. | Orchidaceae | 3 |
| Poa alpigena | Lindm. | Poaceae | 3 |
| Ranunculus ashibetsuensis | Wiegleb | Ranunculaceae | 3 |
| Rhododendron tschonoskii | Maxim. | Ericaceae | 3 |
| Salsola komarovii | Iljin | Chenopodiaceae | 3 |
| Sparganium glomeratum | (Laest. ex Beurl.) Beurl. | Typhaceae | 3 |
| Streptopus streptopoides | (Ledeb.) Frye & Rigg | Liliaceae | 3 |
| Tilingia ajanensis | Regel & Tiling | Apiaceae | 3 |
| Viola brevistipulata | W.Becker | Violaceae | 3 |
| Viola kusanoana | Makino | Violaceae | 3 |