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BFNA | Family List | BFNA Vol. 1 | Pottiaceae | Stegonia

Stegonia latifolia (Schwägrichen) Brotherus, Laubm. Fennosk. 145. 1923.

  • Pottia latifolia (Schwägrichen) J. K. A. Müller
  • Weissia latifolia Schwägrichen

    Seta (2--)4--12 mm. Capsule stegocarpous, exerted, ovate-cylindric, to 1--2 mm, operculum short-rostrate, peristome teeth rudimentary or 16, cleft to near base.

    Varieties 2 (2 in the flora); Arctic-alpine and aridland Northern Hemisphere, Antarctic.

    This taxon is uncommon but distinctive. In section, the leaves show a characteristic thickening of the abaxial superficial cell walls, similar to that of some species of Acaulon , a genus which differs in the red laminal color reaction to KOH and spheric capsules.

    1 Leaves muticous, costa ending before the apex.   Stegonia latifolia var. latifolia
    + Leaves awned, costa excurrent in most leaves as a hyaline hair point.   Stegonia latifolia var. pilifera

    Lower Taxa

    Related Synonym(s):


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