Homalia trichomanoides (Hedw.) Schimp.

  • 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

    Neckeraceae

  • Scientific Name

    Homalia trichomanoides (Hedw.) Schimp.

  • Description

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    Species Description - Plants bright-green, in small, loose mats. Stems up to 5 cm long and 2 mm wide (with leaves), irregularly branched; branches short, blunt. Leaves rarely more than 1 mm long, obovate to oblong-lingulate, rounded at the apex; margins weakly serrulate in the upper half on 1 side and nearly to the base on the other (plane) side; costa single and extending beyond the midleaf or short and double; cells rhombic to subquadrate, with walls moderately and evenly thickened, becoming oblong-linear below, slightly porose at the insertion. Autoicous. Setae up to 11 mm long, red, smooth; capsules suberect, shghtiy asymmetric, narrowly cyhndric; exostome teeth yellow; endostome segments smooth, ciha none or single and delicate. Spores 14-16 µm. Calyptrae naked.

  • Discussion

    Fig. 561

    H. trichomanoides (Hedw.) B.S.G., Bryol. Eur. 5(fasc 44/45). 1850 (as Omalia).

    Leskea trichomanoides Hedw., Sp. Muse 231.1801.

    Homalia jamesii Schimp., Coroll. Bryol. Eur. 100. 1855.

    H. macounii C. Miill. & Kindb. exMacoun & Kindb., Cat. Canad. PL 6: 163. 1892.

    Neckera jamesii (Schimp.) Kindb., Eur. N. Amer. Bryin. 1:19. 1897.

    N. macounii (C. Mull. & Kindb. ex Macoun & Kindb.) Kindb., Eur. N. Amer. Bryin. 1:19. 1897.

    Homalia trichomanoides var. jamesii (Schimp.) Holz., Minnesota Bot. Stud. 2: 44. 1898.

    Mexican plants are small and depauperate and for that reason were referred by Wagner (1951) to H. jamesii, which is put into synonymy here.

  • Distribution

    On calcareous boulders at 2300 m alt.; Durango.—Mexico; eastern temperate North America; British Columbia to California; Arizona; Europe; Japan.

    Mexico North America| Canada North America| United States of America North America| Europe| Japan Asia|