The upright stems of swan's-neck thyme-moss are 2 to 4 cm tall. Leaves are 4mm to 8mm long, with a toothed border of long, narrow cells. The
vein ends a slightly below the tip of the leaf. The lower part of the stem has small, narrow triangular leaves.
Capsules are 5mm long, with a lid that narrows abruptly into a short point. The
seta is between 2.5 and 5 cm long. ==Habitat==