Search Field Guide
Advanced Search
MT Gov Logo
Montana Field Guide

Montana Field Guides

Acuminate Dung Moss - Tayloria acuminata

Potential Species of Concern
Native Species

Global Rank: G3G4
State Rank: SH

Agency Status
MNPS Threat Rank:

External Links

General Description
Plant: Tufted. Green above and brown below. Stems about 1 cm tall and may be branched.

Leaf: When dry, leaves slightly contorted. When moist, leaves imbricate to erect-spreading. Leaves obovate, oblanceolate, or the lower ones somewhat lingulate, 3.6 x 1.6 mm. Apex acuminate, tapers from mid-leaf to apex. In the upper half margins plane and toothed. In the lower half margins usually recurved and entire. Costa ends before the apex.

Leaf Cells: Upper leaf cells more-or-less rectangular 60-120 x 25-45 ┬Ám. Cells longer towards base.

Range Comments
Known from the Canadian Rocky Mountains, Washington, Idaho, Montana, Alaska, and Nevada (Lawton 1971). Historical in Montana. Greenland, Alberta, Wyoming south to Arizona and New Mexico; Quebec. Also known from Norway, the mountains of central Europe, central Asia, and Siberia (Crum and Anderson 1981). Nyholm (1954-69) adds central Europe and Nova-Zembla. Known in Montana from Cascade and Sweet Grass Counties (Elliott 2016).

On rotting wood and humus in moist places (Elliott 2016) from about 2,275 to 8,300 feet elevation.

Reproductive Characteristics
Synoicous or apparently dioicous. Seta is 1.0-3.5 cm tall. Capsules more-or-less cylindric, 1.0 to 2.5 mm long.

  • Literature Cited AboveLegend:   View Online Publication
    • Crum, H.A. and L.E. Anderson. 1981. Mosses of Eastern North America. 2 volumes. Columbia University Press, New York. 1328 pp.
    • Elliott, J.C. and A.K. Pipp. 2018. A Checklist of Montana Mosses (1880-2018). Updated 3 January, 2020. Montana Natural Heritage Program, Helena, Montana. 73 pp.
    • Nyholm, E. 1954-69. Illustrated Moss Flora of Fennoscandia. II. Musci. Fascicles1- 4. Gleerups, Lund; Fascicles 5-6, Swedish Natural Science Research Council, Stockholm.
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Lawton, E. 1971. Keys for the Identification of the Mosses on the Pacific Northwest. Reprinted from 'Moss Flora of the Pacific Northwest'. Published as Supplement No. 2 of the Journal of the Hattori Botanical Laboratory. Nichinan, Miyazaki, Japan. 66 pp.
    • Lawton, E. 1971. Moss Flora of the Pacific Northwest. Hattori Botanical Laboratory. Japan: Yamabuki-cho, Shinjuku-ku, Tokyo. 362 pages plus appendices.
  • Web Search Engines for Articles on "Acuminate Dung Moss"
Login Logout
Citation for data on this website:
Acuminate Dung Moss — Tayloria acuminata.  Montana Field Guide.  .  Retrieved on , from