"Carex stylosa" "Carex supina" "Carex supina subsp. spaniocarpa" Cyperaceae Empetrum "Empetrum atropurpureum" "Empetrum eamesii" "Empetrum nigrum" Hippuris "Hippuris lanceolata" "Hippuris montana" "Hippuris tetraphylla" "Hippuris vulgaris" Lagotis "Lagotis glauca" "Lagotis glauca subsp. glauca" "Lagotis glauca subsp. lanceolata" Potentilla "Potentilla anserina" "Potentilla anserina subsp. anserina" "Potentilla anserina subsp. groenlandica" "Potentilla anserina subsp. pacifica" "Potentilla anserina subsp. yukonensis" "Potentilla arenosa" "Potentilla arenosa subsp. arenosa" "Potentilla arenosa subsp. chamissonis" "Potentilla biflora" "Potentilla crantzii" "Potentilla crebridens" "Potentilla crebridens subsp. hemicryophila" "Potentilla cristae" "Potentilla elegans" "Potentilla flabellifolia" "Potentilla fragiformis" "Potentilla grayi" "Potentilla holmgrenii" "Potentilla hyparctica" "Potentilla hyparctica subsp. elatior" "Potentilla hyparctica subsp. hyparctica" "Potentilla nana" "Potentilla nivea" "Potentilla robbinsiana" "Potentilla sect. Aureae" "Potentilla sect. Biflorae" "Potentilla sect. Niveae" "Potentilla sect. Pentaphylloides" "Potentilla subgorodkovii" "Potentilla subvahliana" "Potentilla tikhomirovii" "Potentilla vahliana"