Show Lower Taxa
Myurella
in P. Bruch and W. P. Schimper, Bryol. Europ.6: 39, plate 560. 1853
Etymology: Greek myos, mouse, and oura, tail, alluding to appearance of branches
Plants threadlike, pale green, yellow-green, or glaucous green. Stems simple to irregularly branched; paraphyllia absent. Leaves erect to wide-spreading, imbricate or widely spaced, round to ovate; margins erect, subentire, serrulate, or spinose-dentate; apex obtuse, acuminate, or apiculate; costa single, double, short, weak, or almost ecostate; alar cells not differentiated; laminal cells rhomboidal, faintly prorulose to strongly 1-papillose abaxially, walls firm. Capsule erect to nearly horizontal, cylindric, symmetric.
Distribution
Nearly worldwide except Antarctica.
Discussion
Species 9 (3 in the flora).
Species of Myurella are small, slender plants of calcareous rock shelves and calcareous moist soil, mostly in boreal and arctic zones. The capsules are smooth.
References
None.
Key
1 | Laminal cells 1-papillose abaxially. | Myurella sibirica |
1 | Laminal cells faintly prorulose abaxially | > 2 |
2 | Leaves imbricate, erect; apices rounded-obtuse to occasionally short-apiculate. | Myurella julacea |
2 | Leaves distant, erect to spreading; apices shortly acuminate-apiculate. | Myurella tenerrima |
Facts about "Myurella"
Author | Dale H. Vitt + |
Etymology | Greek myos, mouse, and oura, tail, alluding to appearance of branches + |
Illustrator | Patricia M. Eckel + |
Reference | None + |
Taxon name | Myurella + |
Taxon parent | Pterigynandraceae + |
Taxon rank | genus + |
Volume | Volume 28 + |