Chlor. Melvill., 41. 1823
Stems with branches often flagellate. Leaves shrunken when dry, erectopatent when moist, concave, 1–1.5 × 2–3 mm; costa sometimes 2-fid. Perichaetia terminal on axillary branches. Seta hyaline, very slender. Capsule 1.5–2 × 0.5–1 mm including hypophysis; columella included; exostome teeth of 2 layers of cells, short, truncate. Spores yellow-green.
Phenology: Capsules mature summer.
Habitat: Dung, animal remains
Elevation: low to moderate elevations
Greenland, Man., Nfld. and Labr. (Labr.), N.W.T., Nunavut, Que., Alaska, n Eurasia.
Aplodon wormskioldii can be distinguished by the hyaline, slender and twisted seta. The gametophyte differs from other species of Splachnaceae in having shorter and much wider apical cells and a wider marginal row of laminal cells.