Antrophyum - Adiantaceae

Antrophyum mannianum Hook.

Photo: P. Ballings

Photo: P. Ballings

Photo: P. Ballings






Antrophyum meniscium Mett. ex Kuhn
Scoliosorus mannianum (Hook.) E.H. Crane

Common name


Rhizome short, creeping, up to 8 mm in diameter; rhizome scales black, ciliate, narrow and tapering to a sharp tip, up to 6 mm long. Fronds tufted, simple, usually hanging, with a stipe. Stipe up to 27.5 cm long, brown, shiny, without hairs or scales. Lamina simple, papery when dry, 11-29 × 5-23.5 cm, rhombic to round but apex abruptly tapering to a sharp point, base broadly wedge-shaped, margins wavy to crenate, hairless. Sori superficial, linear, along the veins forming an irregular network.


A. mannianum is rhombic to round in outline, midrib is not raised, sori not in grooves, long stipe present.


mannianum: named after Gustav Mann, German botanist.


On moist rocks near streams, deep shade in forest.

Distribution worldwide

Tropical Africa

Distribution in Africa

Burundi, Cameroon, Congo, Dem. Republic of Congo, Equatorial Guinea (incl. Bioko), Ethiopia, Gabon, Guinea, Ivory Coast, Kenya, Liberia, Malawi, Mozambique, Nigeria, Rwanda, Sierra Leone, Tanzania , Uganda.

Growth form

Epiphytic, lithophytic.


  • Roux, J.P. (2000) Pteridophyta; a new combination and new records for the flora of Malawi.Bothalia, 30(2) Page 155.
  • 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 72.
  • Schelpe, E.A.C.L.E. (1970) Pteridophyta.Flora Zambesiaca, 0 Pages 96 - 98. (Includes a picture).
  • Tardieu-Blot, M.-L. (1964) Ptéridophytes vol.3.Flore du Cameroun, Pages 122 - 123. (Includes a picture).
  • Thardieu-Blot, M.L. (1964) Ptéridophytes vol.8.Flore du Gabon, Page 94. (Includes a picture).
  • Verdcourt, B. (1999) Vittariaceae.Flora of Tropical East Africa, Pages 7 - 9. (Includes a picture).