Didymoglossum - Hymenophyllaceae

Didymoglossum liberiense (Copel.) Copel.






Trichomanes liberiense Copel.

Common name


Rhizome thin, long creeping. Fronds monomorphic, simple. Stipe 0.1 cm long. Lamina 0.6 x 0.3 cm, elliptic or obovate in outline, base cordate or rounded, apex rounded, margin entire or distinctly wavy, with black bristles single or by two; veins 5-7 on each side of the midrib, no false veins present. Sori indusiate; indusium cylindrical, submerged, opening free and wide.



liberiense: from Liberia, this fern was first found on Mount Coffee in Liberia by O.E. Cook.


On tree trunks in dense forest.

Distribution worldwide

Africa, Madagascar.

Distribution in Africa

Cameroon, Congo, Dem. Republic of Congo, Equatorial Guinea (incl. Bioko), Ghana, Ivory Coast, Liberia, Nigeria.

Growth form



  • Roux, J.P. (2009) Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands. Strelitzia 23, South African National Biodiversity Institute, Pretoria. Page 42.
  • Tardieu-Blot, M.-L. (1964) Ptéridophytes vol.3.Flore du Cameroun, Page 80.