Pyrrosia - Polypodiaceae

Pyrrosia schimperiana (Mett. ex Kuhn) Alston var. liebuschii (Hieron.) Hovenkamp

 

 

 

 

Synonyms

Cyclophorus liebuschii Hieron.
Niphobolus liebuschii (Hieron.) Peter
Pyrrosia liebuschii (Hieron.) Schelpe

Common name

Description

Rhizome creeping, 1–1.8 mm thick; rhizome scales ovate-lanceolate in outline, entire, 2.1–3.5 x 0.9–1.3 mm. Fronds simple, closely spaced (2-5 mm). Stipe 1–5 mm long, more or less tomentose but becoming hairless. Lamina linear in outline, usually terete due to inrolling, 2–15.5(–21) x 1–2(–4) mm, apex pointed, base narrowly tapering; covered with grey, uniform stellate hairs 0.3–0.5 mm diameter with short flattened arms; hydathodes appearing as white dots in a single row along the margin of the upper surface of the frond. Sori all over or confined to upper 2/3 of the frond, emerging from the haircover at maturity.

Notes

Derivation

Habitat

Rain-forest, mostly open parts.

Distribution worldwide

See African distribution.

Distribution in Africa

Tanzania .

Growth form

Epiphytic, lithophytic.

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 165.
  • Verdcourt, B. (2001) Polypodiaceae. Flora of Tropical East Africa, Pages 8 - 9. As Pyrrosia liebuschii (Hieron.) Schelpe
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