Pleopeltis - Polypodiaceae

Pleopeltis × simianum (Schelpe & N.C. Anthony) N.R.Crouch & Klopper ssp. simiana

 

 

 

 

Synonyms

Pleopeltis macrocarpa × Polypodium polypodioides subsp. ecklonii
x Pleopodium simianum Schelpe & N.C. Anthony

Common name

Description

Rhizome widely creeping, 2-3 mm diameter; rhizome scales pale brown, narrowly ovate, up to 8 mm long. Fronds spaced apart. Stipe up to 10 cm long, glabrous with age. Lamina ± 140 × 20 mm, variously pinnatifid to unequally lobed; upper surface glabrous, undersurface set with ovate to circular, peltate scales with dark centre. Sori oval, placed in a single row on either side of the costae; exindusiate, without paraphyses; spores abortive.

Notes

A natural hybrid between Pleopeltis macrocarpa and P. polypodioides subsp. ecklonii.

Derivation

simiana: named after T.R. Sim (1858-1939), botanist & forester, author of The Ferns of South Africa.

Habitat

Moist coastal, riverine and montane forest where both parent Pleopeltis species grow.

Distribution worldwide

See African distribution.

Distribution in Africa

Kenya, Mozambique, South Africa, Uganda, Zimbabwe.

Growth form

Epiphytic, lithophytic.

Literature

  • Burrows, J.E. (1990) Southern African Ferns and Fern Allies. Frandsen, Sandton. Pages 194 - 195. As Pleopodium simianum (Includes a picture).
  • Crouch, N.R., Klopper, R.R., Burrows, J.E. & Burrows, S.M. (2011) Ferns of Southern Africa, A comprehensive guide. Struik Nature. Pages 570 - 571. (Includes a picture).
  • 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 163. As x Pleopodium simianum
  • Roux, J.P. (2001) Conspectus of Southern African Pteridophyta. Southern African Botanical Diversity Network Report, 13 Page 105. As x Pleopodium simianum
  • Verdcourt, B. (2001) Polypodiaceae. Flora of Tropical East Africa, Page 29. Note of Pleopodium simianum only
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