Diplazium - Woodsiaceae

Diplazium pseudoporrectum Hieron.

 

 

 

 

Synonyms

Diplazium pseudoporrectum Hieron. var. angustipinnatum Reimers

Common name

Description

Rhizome erect or ascending, woody; rhizome scales lanceolate in outline, reticulate, the cell walls darker and strongly raised, margins with short blunt emergences, 5–7 x 1.2–2 mm, brown. Fronds monomorphic, tufted, 50–90 cm tall. Stipe 22–40 cm long, scaly at base. Lamina simply pinnate, oblong-lanceolate in outline, 33–68 x 10.5–29 cm, with 14–31 pairs of pinnae and apical triangular segments 8.5–12 x 4 cm, toothed at apex and pinnatifid beneath with ± 5 lobes on each side; pinnae stipitate, ± falcate, narrowly oblong-lanceolate, 4–16 x 0.8–1.8 cm, forwardly directed crenate-toothed to shallowly squarely pinnatifid, the lobes ± crenate; up to 30 lobes on each side and pinnule apex narrowly attenuate, crenulate; stipes of pinnae 4–5 mm long. Sori 1–3 on each side of pinna costa for each lobe, diverging, unequal, the longer collateral pair 6–8 mm long, the shorter 3 mm long; indusium elongate.

Notes

Derivation

Habitat

Montane forest, including mist forest; 1400-2100m.

Distribution worldwide

See African distribution

Distribution in Africa

Tanzania .

Growth form

Terrestrial.

Literature

  • 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 218.
  • Verdcourt, B. (2003) Woodsiaceae. Flora of Tropical East Africa, Pages 17 - 19. (Includes a picture).
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