North American Endemic

Salix niphoclada
(barren ground willow)

Salix pseudomyrsinites
(firmleaf willow)

Saxifraga tricuspidata
(three toothed saxifrage)

Senecio lugens
(small blacktip ragwort)

Shepherdia canadensis
(russet buffaloberry)

Solidago multiradiata
(Rocky Mountain goldenrod)

Spiranthes romanzoffiana
(hooded ladies'-tresses)

Veronica wormskjoldii
(American alpine speedwell)

Viburnum edule
(squashberry)

Zigadenus elegans
(mountain deathcamas)