Entodontopsis rhabdodonta Cardot

  • Authority

    Sharp, Aaron J., et al. 1994. The Moss Flora of Mexico. Part Two: Orthotrichales to Polytrichales. Mem. New York Bot. Gard. 69 (2)

  • Family

    Stereophyllaceae

  • Scientific Name

    Entodontopsis rhabdodonta Cardot

  • Description

    Species Description - Stems up to 1.5 cm long and (with leaves) 1-4 mm wide, ± complanate-foliate. Leaves lax, smooth to ± wrinkled and contorted when dry, 1-2 mm long, 0.4-0.7 mm wide near the middle, oblong- to ovate-lanceolate, acute; margins plane, sermlate to serrate in the upper half; costa extending to the midleaf or somewhat above; upper cells 42-90 x 5-9 µm, shorter near the apex and base, smooth or rarely some cells minutely papillose at back because of projecting ends; alar cells quadrate to short-rectangular, sometimes oblate. Setae 8-17 mm long; capsules erect, 1-2.5 mm long, cylindric, not contracted below the mouth when dry; operculum short-rostrate, straight or ± oblique; exostome teeth up to 200 µm long. Spores 9-14 µm.

  • Discussion

    Fig. 723

    E. rhabdodonta Card., Rev. Bryol. 37: 12. 1910.

    Stereophyllum rhabdodonta (Card.) Grout, Bryologist 48: 67. 1945.

    The difference between this and E. contorte-operculata (C. Müll.) Broth, from Costa Rica is slight. The leaves are crowded and imbricate with sermlate to serrate margins, whereas those of E. contorte-operculata are distant and seldom overlapping with entire margins.

  • Distribution

    On rocks; Jalisco.—Endemic.

    Mexico North America|