Saxifraga flagellaris subsp. setigera

Inflorescences 4-15 cm; bract blade shorter than internode. Flowers: hypanthium whitish-tipped stipitate-glandular; sepals mostly green, narrowly elliptic to oblong, whitish stipitate-glandular; petals obovate, length ca. 2 times sepals; ovary superior. 2n = 16.

Flowering summer. Rocky, open mountain slopes, sandy or gravelly arctic tundra; 0-3000[-4000+] m; Alta., B.C., N.W.T., Yukon; Alaska; Asia (Russian Far East, Siberia); Atlantic Islands (Svalbard).