Plants small to moderate-sized; capitulum rounded and dense; dark brown with a purplish sheen. Stem brown, superficial cortical cells aporose. Stem leaves lingulate, 1.1-1.2 mm, apex slightly apiculate to mostly broad and erose to lacerate, border only slightly broadened at base; hyaline cells rhomboid and 0-1-septate. Branches more or less 5-ranked. Branch fascicles with 2 spreading and 1 pendent branch. Branch leaves 0.95-1.3 mm, ovate to ovate-lanceolate, concave, straight to slightly subsecund, apex involute; hyaline cells on convex surface with numerous surface with numerous round to elliptic pores along the commissures, grading from large pores at the base to a mixture of small and tiny (2 µm) at the apex, concave surface with a few large, round pores/cell in lower side regions. Sexual condition unknown.
Forming dense hummocks in minerotrophic peatlands; moderate elevations; Nfld. and Labr. (Nfld.).