Lastreopsis - Dryopteridaceae

Lastreopsis barteriana (Hook.) Tardieu






Polypodium barterianum Hook.
Dryopteris barteriana (Hook.) C.Chr.
Ctenitis barteriana (Hook.) Alston
Nephrodium hendersonii Baker

Common name


Rhizome erect. Fronds monomorphic, tufted, membraneous. Stipe 30-35 cm long, grooved. Lamina bipinnate-bipinnatifid, deltoid in outline, 30-40 x 30 cm; basal pinnae bigger than the one above, pinnate, first pair of pinnules much larger than the next one (to 4-5 cm), lobed; middle pinnae linear-lanceolate in outline, apex pinnatifid, 15-16 x 3 cm, divided into rounded, crenate lobes, making an angle of 90° with the rhachis, dark green when dry, undersurface with red glands, both surfaces with long white hairs; veins simple or forked; costa and costules with long white hairs. Sori small, closer to the veins than to the margin; exindusiate.




On ground in forest, c. 300m altitude.

Distribution worldwide

Africa, Madagascar.

Distribution in Africa

Cameroon, Equatorial Guinea (incl. Bioko), 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. Pages 133 - 134.
  • Tardieu-Blot, M.-L. (1964) Ptéridophytes vol.3.Flore du Cameroun, Pages 279 - 280.