Dryopteridaceae

Didymochlaena Desv.

Photo: P. Ballings
Zimbabwe

 

Description of the genus

Plants terrestrial. Rhizome erect, massive, forming a short caudex; rhizome scales brown, subentire. Fronds tufted, firmly herbaceous, monomorphic. Stipe not articulated, scaly. Lamina oblong-ovate in outline, bipinnate. Pinnules dimidiate, trapeziform, articulated at the base, apex rounded, basal margin thickened; veins free. Sori elongate, terminal on the veins; indusia peltate with narrow elongated stalk.

 

Derivation of name:  didymos: twin, double, chlaina: cover; referring to the seemingly double indusia.

Worldwide: 1 species, pantropical distribution.

 

 

We have 1 taxa in the database for Didymochlaena.

  • Didymochlaena truncatula (Sw.) J. Sm.
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    Literature

  • Crouch, N.R., Klopper, R.R., Burrows, J.E. & Burrows, S.M. (2011) Ferns of Southern Africa, A comprehensive guide. Struik Nature.
  • Jacobsen, W.B.G. (1983) The Ferns and Fern Allies of Southern Africa. Butterworths, Durban and Pretoria.
  • Roux, J.P. (2001) Conspectus of Southern African Pteridophyta. Southern African Botanical Diversity Network Report, 13: 1-222.
  • Schelpe, E.A.C.L.E. (1970) Pteridophyta. Flora Zambesiaca, 0: 1-254.
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