Mnium arizonicum J.J.Amann

  • Authority

    Sharp, Aaron J., et al. 1994. The Moss Flora of Mexico. Part One: Sphagnales to Bryales. Mem. New York Bot. Gard. 69 (1): 1-452.

  • Family

    Mniaceae

  • Scientific Name

    Mnium arizonicum J.J.Amann

  • Description

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    Species Description - Plants small, twisted when dry. Leaves acute, 2.4-3 x 1-1.25 mm; margins serrate only near the apex, recurved at base; cells elongate-hexagonal, 32-50 x 17-25 µm, with evenly thickened walls, arranged in diagonal rows; border weakly differentiated, 1-2 cells thick. Sporophytes not seen in the single Mexican collection.

  • Discussion

    Fig. 401

    M. arizonicum Amann, Rev. Bryol. 52: 23. 1925.

    M. saximontanumM. C. Bowers, Bryologist 72: 63. 1969.

  • Distribution

    On soil, sometimes in crevices of cliffs; Baja California (Sierra San Pedro Martir, Moran 15413, in part, SD).—Northwestern Mexico; western North America (Yukon Territory, British Columbia and Alberta to Colorado and westward); Arctic Archipelago of Canada; Greenland.

    Greenland North America| Canada North America| United States of America North America| Mexico North America|