Myurella julacea
in P. Bruch and W. P. Schimper, Bryol. Europ. 6: 41. 1853.
Plants yellow-green. Stem leaves erect, crowded, imbricate, round to ovate, 0.3 mm; margins subentire to serrulate; apex rounded-obtuse to occasionally short-apiculate; distal laminal cells faintly prorulose abaxially.
Habitat: Calcareous habitats, seepages, rock crevices, fens, boreal and arctic areas, montane areas with calcareous rock
Elevation: low to high elevations
Distribution
Greenland, Alta., B.C., Man., N.B., Nfld. and Labr., N.W.T., N.S., Nunavut, Ont., Que., Sask., Yukon, Alaska, Calif., Colo., Conn., Maine, Mass., Mich., Minn., Mont., N.Y., Vt., Wash., Wis., Wyo., Europe, Asia.
Discussion
Myurella julacea is distinguished by its small, wormlike habit and yellow-green color. The leaves are concave and tightly overlap. Myurella julacea is easily distinguished from M. sibirica and M. tenerrima by its obtuse leaves that have at most a tiny apiculus.
Selected References
None.