Phyllogonium viscosum (P.Beauv.) Mitt.

  • 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

    Phyllogoniaceae

  • Scientific Name

    Phyllogonium viscosum (P.Beauv.) Mitt.

  • Description

    Species Description - Plants stout, in very shiny, golden-brown or green masses up to 30 cm long; branches (with leaves) 5-7 mm wide, bluntly cuspidate-tipped or emarginate. Leaves crowded and overlapping in 2 rows, deeply concave-cymbiform but only moderately complanate, usually irregularly undulate when dry, oblong-ovate, shortly apiculate, 3-4(-5) mm long. Setae 2.5-3.5 mm long; capsules up to 2 mm long. Spores 21-25 µm. Calyptra not seen.

  • Discussion

    Fig. 551

    P. viscosum (P.-Beauv.) Mitt., J. Linn. Soc, Bot. 12: 423. 1869.

    Pterigynandrum viscosum P.-Bzauv., Prodr. Aetheog. 87.1805.

    Phyllogonium fulgens var. viscosum (P.-Beauv.) Brid., Bryol. Univ. 2: 673. 1827.

    P. aurescens C. Müll., J. Mus. Godeffroy 3(6): 70. 1874.

    P. speciosum C. Müll., J. Mus. Godeffroy 3(6): 70. 1874.

    P. serra C. Müll., J. Mus. Godeffroy 3(6): 70. 1874.

    The plants, though complanate-foliate, have a tumid appearance (somewhat like that of Pilotrichella flexilis). T he leaves tend to be irregularly undulate when dry. Equally large examples of P. fulgens lack the swollen look of P. viscosum.

  • Distribution

    Pendent from trunks and branches of trees at rather low altitudes (about 500 m); Puebla (Tlapacoyan) and Veracruz (Cordoba).—Mexico; Nicaragua, Costa Rica, and Panama; Columbia, Ecuador, and Venezuela; Tristan da Cunha; Reunion.

    Venezuela South America| Ecuador South America| Colombia South America| Panama Central America| Costa Rica South America| Nicaragua Central America| Mexico North America|