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stair-step moss
Stair-step moss (Hylocomium splendens).
stair-step moss
plant species
Also known as: Hylocomium splendens
stair-step moss, (Hylocomium splendens), moss in the subclass Bryidae that covers areas of coniferous forest floor of the Northern Hemisphere and also occurs on dunes, ledges, and tundra. The fernlike shoots have many branches and reddish, glossy caulids (stems) with phyllids (leaves) up to 3 mm (0.12 inch) long. The capsules (spore cases) of the female plant are borne on setae (stalks) about 2 cm (0.8 inch) long.