Plagiothecium undulatum (Hedw.) Schimp.

  • Authority

    Buck, William R. 1987. Bryostephane Steereana: A Collection of Bryological Papers Presented to William Campbell Steere On The Occasion of His 80th Birthday. Mem. New York Bot. Gard. 45: 1-749.

  • Family

    Plagiotheciaceae

  • Scientific Name

    Plagiothecium undulatum (Hedw.) Schimp.

  • Description

    Species Description - Spore morphology: Size: 11-14 µm in diameter, mean 13 µm. Color: light brown to yellowish brown, sometimes green. Shape: usually spherical. Sculpture: gemmate, the gemmae usually irregularly distributed (Figs. 7, 8, 10, 11) or occasionally with a more regular distribution and isome interspersed bare regions (Figs. 9, 12), 0.3-0.7 µm. in diameter, 0.2-0.3 µm in height, covered with large conic to rounded papillae (Figs. 10, 11) or sometimes nearly smooth (Fig. 12), the spore surface between the gemmae smooth or often with randomly scattered granules.

  • Discussion

    Figs. 7-12.