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Synonyms: |
Calymella polypodioides (L.) Ching Gleichenia argentea Kaulf. Gleichenia glauca Sw. Mertensia coeruleoglauca Poir. Onoclea polypodioides L. |
Common names: | |
Frequency: | |
Status: | |
Description: |
Rhizome widely creeping, branched, 1-5 mm in diameter; scales dark brown, up to 1 mm long. Fronds spaced 2-20 cm apart, 30-90 cm long. Stipe up to 60 cm long, stiff, wiry, glabrous, shiny. Lamina dichotomously divided, circular in outline. Pinnules pinnatifid with small, 2-3 × 1.5-2 mm, triangular ultimate lobes, glabrous, joined to the costules. Sori embedded in the lobes at the apical side near the costa, creating a raised impression of the sori on the upper surface of the lobe. |
Notes: | |
Derivation of specific name: | polypodioides: resembling a Polypodium, a fern genus that also have the sori sunk into frond surface |
Habitat: | |
Altitude range: | |
Worldwide distribution: | Angola, Burundi, Lesotho, Malawi, Mozambique, South Africa, Eswatini, Tanzania, Zimbabwe. Also Amsterdam Isl., Madagascar, Mauritius, Réunion. |
Malawi distribution: | N,S |
Growth form(s): | Lithophyte, terrestrial. |
Endemic status: | |
Red data list status: | |
Insects associated with this species: | |
Spot characters: | Display spot characters for this species |
Literature: |
Burrows, J.E. (1990). Southern African Ferns and Fern Allies. Frandsen, Sandton. Page 52. (Includes a picture). Burrows, J.E. & Burrows, S.M. (1993). An annotated check-list of the pteridophytes of Malawi Kirkia 14(1) Page 82. Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 31. (Includes a picture). Chapano, C. & Mamuto, M. (2003). Plants of the Chimanimani District National Herbarium and Botanic Garden, Zimbabwe Page 28. Crouch, N.R., Klopper, R.R., Burrows, J.E. & Burrows, S.M. (2011). Ferns of Southern Africa, A comprehensive guide Struik Nature Pages 174 - 175. (Includes a picture). Da Silva, M.C., Izidine, S. & Amude, A.B. (2004). A preliminary checklist of the vascular plants of Mozambique. Southern African Botanical Diversity Network Report No. 30 Sabonet, Pretoria Page 11. Jacobsen, W.B.G. (1983). The Ferns and Fern Allies of Southern Africa. Butterworths, Durban and Pretoria. Pages 182 - 183. (Includes a picture). Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 6. Roux, J.P. (2001). Conspectus of Southern African Pteridophyta. Southern African Botanical Diversity Network Report 13 Page 39. (Includes a picture). Roux, J.P. (2009). Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands Page 50. Schelpe, E.A.C.L.E. (1970). Pteridophyta Flora Zambesiaca Page 48. Wursten, B., Timberlake, J. & Darbyshire, I. (2017). The Chimanimani Mountains: an updated checklist. Kirkia 19(1) Page 78. |
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