Artemisia tilesii Ledeb. ssp. elatior (Torr. & Gray) Hulten
Aster sibiricus L.
Astragalus adsurgens Pallas ssp. viciifolius (Hulten) Welsh
Astragalus alpinus L.
* Astragalus americanus (Hook.) M.E. Jones
Astragalus bodinii Sheldon
* Astragalus eucosmus Robins. ssp. eucosmus
* Astragalus umbellatus Bunge
* Astragalus williamsii Rydb.
* Avena sativa L.
Barbarea orthoceras Ledeb.
Beckmannia erucaeformis (L.) Host ssp. baicalensis (Kuzn.) Hulten
* Betula glandulosa Michx.
Betula hybrid
Betula nana L.
* Betula neoalaskana Sarg. [= Betula papyrifera Marsh. ssp. humilis (Regel) Hulten]
Betula papyrifera Marsh.
Bistorta plumosa (Small) E. Greene [= Polygonum bistorta L. ssp. plumosum (Small)
Hulten]
Bistorta vivipara (L.) Gray [= Polygonum viviparum L.]
Boschniakia rossica (Cham. & Schlecht.) Fedtsch.
Botrychium lunaria (L.) Sw.
* Boykinia richardsonii (Hook.) Rothrock
Bromopsis inermis (Leyss.) Holub [= Bromus inermis Leyss.]
Bromopsis pumpelliana (Scribn.) Holub ssp. pumpellianus [= Bromus pumpellianus Scribn.
var. pumpellianus]
* Bupleurum triradiatum Adams ssp. arcticum (Regel) Hulten
Calamagrostis canadensis (Michx.) Beauv.
Calamagrostis canadensis (Michx.) Beauv. ssp. canadensis
Calamagrostis inexpansa Gray
Calamagrostis purpurascens R. Br.
* Callitriche hermaphroditica L.
Callitriche verna L. emend. Kutz.
Calypso bulbosa (L.) Oakes
Campanula lasiocarpa Cham. ssp. lasiocarpa
Campanula uniflora L.
* Cardamine bellidifolia L.
* Cardamine purpurea Cham. & Schlecht.
* Cardamine umbellata E. Greene
Carex aenea Fern.
Carex aquatilis Wahlenb.
* Carex aquatilis Wahlenb. ssp. Aquatilis
* Carex arcta Boott
Carex atherodes Spreng.
* Carex atratiformis Britt. ssp. raymondii (Calder) Pors. [= Carex raymondii Calder]
* Carex aura Nutt.
* Carex bicolor Bellardi ex All.
Carex bigelowii Torr. ex Schwein.
Carex canescens L.
Carex capillaris L.
Carex capitata L.
Carex concinna R. Br.
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