Brachymenium acuminatum Harv.

  • 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

    Bryaceae

  • Scientific Name

    Brachymenium acuminatum Harv.

  • Description

    Species Description - Plants minute, often ± lustrous. Stems very short and slender, usually branched by subfloral innovations. Leaves soft, closely imbricate dry or wet, ovate or ovate-lanceolate, ± short-acuminate; costa strong, usually short-excurrent; margins entire, often shghtiy reflexed below; cells elongaterhomboidal in upper and median regions, abruptly shorter and broader at base. Leaves of innovations smaller, more strongly concave, with somewhat differentiated alar groups. Dioicous. Male plants a little smaller than the female; perigonial bracts smaller and less acuminate than other leaves. Perichaetial leaves more nearly lanceolate than stem leaves. Setae slender, erect, up to 3 cm long; capsules suberect to nutant, claviform to elongate-pyriform; operculum hemispheric; endostome with incomplete, slender segments and rudimentary cilia. Spores 13-15 µm, slightly roughened.

  • Discussion

    Fig. 372

    B. acuminatum Harv. in Hook., Icones Pl. Rar. 1: pl. 19, fig. 3. 1836.

    Bryum pungens Tayl., London J. Bot. 5: 52. 1846.

    Brachymenium squarrosulum Card., Rev. Bryol. 38: 7. 1911.

    B. filescens Bartr., J. Wash. Acad. Sci. 21: 292. 1931.

  • Distribution

    On moist to relatively dry soil in sunny to semi-shaded sites; Mexico, Michoacan, Puebla.—Mexico; Guatemala to the middle of South America; Antilles; Pacific Islands, southern and southeastern Asia; Australia; Madagascar and Africa.

    Africa| Australia Oceania| Asia| Afghanistan Asia| Bangladesh Asia| Bhutan Asia| India Asia| Nepal Asia| Pakistan Asia| West Indies| South America| Central America| Mexico North America|