Asteraceae

Northern Yarrow: Achillea millefolium var. arenicola

Siberian Yarrow: Achillea sibirica

Alpine Pussytoes: Antennaria alpina (formerly A. friesiana)

Pussytoes: Antennaria isolepsis

Cat's Paw: Antennaria monocephala (subspecies monocephala & philonipha)

Tall Pussytoes: Antennaria pulcherrima

Cat's Paw: Antennaria umbrinella

Alpine Arnica: Arnica alpina

Frigid Arnica: Arnica frigida

Lessing's Arnica: Arnica lessengii (subspecies angustifolia and attenuata)

Frigid Arnica: Arnica louiseana

Alaska Wormwood: Artemisia alaskana

Arctic Wormwood: Artemisia arctica

Forked Wormwood: Artemisia furcata

Purple Wormwood: Artemisia globularia

Tilesius's (Tall) Wormwood: Artemisia tilesii

Siberican Aster: Eurybia sibiricus (Synonym: Aster sibiricus)

Elegant Hawk's-beard: Crepis elegans

Dwarf Hawk's-beard: Crepis nana

Fleabane Daisy: Erigeron acris

Swamp Boreal-daisy: Erigeron elatus

Oneflower Fleabane: Erigeron uniflorus ssp. eriocephalus

Largeflower Fleabane: Erigeron grandiflorus

Lowly Fleabane, Mountain Fleabane: Erigeron humilis

Tundra Fleabane: Erigeron hyperboreus

Shortray Fleabane: Erigeron lonchophyllus

Purple Fleabane: Erigeron purpuratus

Dwarf Arctic Ragwort, Dwarf Arctic Butterweed: Packera cymbalaria (formerly Senecio resedifolius)

Elegant Groundsel: Packera indecora (formerly Senecio pauciflorus)

Balsam Groundsel: Packera paupercula (formerly Senecio pauperculus)

Arrowleaf Sweet (Frigid) Coltsfoot: Petasites frigidus

Saussurea: Saussurea angustifolia

Saussurea: Saussurea viscida

Mastodon Flower: Senecio congestus

Small Black-tipped Ragwort, Black-tipped Groundsel: Senecio lugens

Northern Goldenrod: Solidago multiradiata

Alaska Dandelion: Taraxacum alaskanum

Pink Dandelion: Taraxacum carneocoloratum

Kamchatka Dandelion: Taraxacum kamchaticum

Horned Dandelion / Common Dandelion: Taraxacum officinale ssp. ceratophorum (includes T. ceratophorum and T. lacerum)

Arctic Senecio: Tephroseris atropurpurea ssp. frigida (formerly Senecio frigidus or Senecio atropurpureus ssp. frigidus)

Arctic Senecio, Kjellman's Groundsel: Tephroseris kjellmanii (formerly Senecio atropurpureus ssp. tomentosa)

Twice-hairy Butterweed: Tephroseris lindstroemii (formerly Senecio fuscatus)

Yukon Groundsel: Tephroseris yukonensis (formerly Senecio yukonensis )