Habitat
Buckiella undulata may be found along streams and in coniferous forests. Substrata include humus, rotten logs, moist soil and rock (rarely).
Gametophyte
Overall Structure:
Buckiella undulata exhibits a pleurocarpous growth form. The shoots are irregularly-branched and distinctively flattened.
Some common names for Buckiella undulata include “snake moss”, “wavy cotton moss” and “tongue moss”.
Leaf Structure:
As suggested by its specific epithet, the leaves of Buckiella undulata are undulate, meaning they are “wavy”.
A double costa extends less than a quarter up the leaf from the base. Laminal cells are elongate.
Stem:
The stem has a central conducting strand and a cortex of parenchymal cells. An epidermis encloses the stem.
Sporophyte
Mature sporophytes are red-brown and can be found in spring.
At maturity, the red-brown sporangia are grooved. Peristome teeth are white.
Seta:
The seta is grooved and long when fully mature.