Odontoschisma brasiliense Steph.

  • Authority

    Fulford, Margaret H. 1968. Manual of the leafy Hepaticae of Latin America--Part III. Mem. New York Bot. Gard. 11: 277-392.

  • Family

    Cephaloziaceae

  • Scientific Name

    Odontoschisma brasiliense Steph.

  • Description

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    Species Description - Plants large, coarse, green, often in part becoming reddish, prostrate, in mats or among other bryophytes; stems to 4-6 cm long, with leaves to 3 mm wide, sometimes becoming erect, radial, with 3 rows of small leaves, and gemmiparous, the occasional branches ventral-intercalary, leafy, or flagelliform (stolon-like) or very short, sexual. Rhizoids long, from the under side of the stem. Line of leaf insertion oblique. Leaves widely spreading, sometimes the 2 rows folded-appressed, imbricate, plane, orbicular, to 1.3 mm long, 1.0-1.2 mm broad, the apex broad rounded, bordered, the margin often slightly up-curved; cells of the border large, with very thick walls, those of the upper part of the leaf 26 X 26 µ, with thin walls often as narrow pits between the large, rounded trigones, the cell lumina angular to stellate, the cuticle verruculose. Underleaves very small, scale-like, obscure. Plants dioicous. Female inflorescence on a short ventral branch, the bracts and bracteoles in 3 series, the innermost series largest, the bracts divergent above, ovate, bifid to one-third, the segments triangular, the margins irregular. Perianth long, cylindrical below, 3-keeled above, the mouth contracted, crenulate and with a few short cilia. Gemmae two-celled. Male inflorescence not seen.

    Distribution and Ecology - Habitat: In forests, in mats on logs, tree bark, more rarely on rocks and stream banks.

  • Discussion

    Odontoschisma sphagni var. Spruce, Rev. Bryol. 15: 33. 1888. [Glaziou no. 11760.] Odontoschisma splendens Stephani, Spec. Hep. 3: 373. 1908. [Glaziou no. 7227.]