Leaf blades hairy or glabrous. Scapes hairy. Inflorescences: sheath length 0.33–0.75 times diam. of flower head; outer involucral bracts much shorter than flower head. Flowers dimorphic: papillate stigmas associated with finely reticulate pollen; smooth stigmas associated with coarsely reticulate pollen; calyx hairy throughout or on ribs only. 2n = 18.

Phenology: Flowering late spring–early summer.
Habitat: Maritime rocks, cliffs
Elevation: 0 m

Distribution

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Greenland, Oreg., Europe.

Discussion

Populations of subsp. maritima occur mainly in coastal salt marshes, cliffs, rocks, and pastures in northwestern Europe and have their most western extension in southern Greenland, below 62°N latitude. It is introduced and naturalized at Yaquina Head.

Selected References

None.

Lower Taxa

None.