Grammitis - Polypodiaceae

Grammitis cryptophlebia (Baker) Copel.

 

 

 

 

Synonyms

Polypodium cryptophlebium Baker
Polypodium rutenbergii Luerssen
Polypodium molleri Baker
Grammitis molleri (Baker) Schelpe

Common name

Description

Rhizomes short-creeping to ascending, not branched; rhizome scales narrowly lanceolate to linear-lanceolate in outline, pale to medium red-brown, glabrous, up to 1.6 mm long. Fronds tufted, erect, practically without stipe. Stipes winged to base or 1–3 mm long, glabrous or with translucent to pale red-brown hairs. Lamina narrowly oblanceolate to linear-oblanceolate in outline, 1.2–9 x 0.2–0.5 cm, apex bluntly pointed to rounded, long-tapering at base, margin entire to irregular, slightly inrolled, with translucent to pale red-brown hairs; venation obscure, lateral veins 1-forked, free, branch endings without hydathodes on adaxial surface of lamina. Sori up to 2 mm long, elliptic, up to 16 pairs, placed in two lines on either side of the midrib, in apical 1/8 to 3/4 of lamina, 1– 4 in each row; exindusiate.

Notes

From F.T.E.A., Paris (2005): "The descriptions and illustrations of G. nanodes in Schelpe (1970), Jacobsen (1983) and Burrows (1990) are referable to G. cryptophlebia". The name G. nanodes (Peter) Ching is put as a synonym under G. pygmaea (Kuhn) Copel.

Derivation

Habitat

Moist montane forest.

Distribution worldwide

Africa, Madagascar.

Distribution in Africa

Kenya, Malawi, Mozambique, Tanzania , Zimbabwe.

Growth form

Epiphytic.

Literature

  • Burrows, J.E. (1990) Southern African Ferns and Fern Allies. Frandsen, Sandton. Pages 184 - 186. As Grammitis nanodes (Peter) Ching (Includes a picture).
  • Jacobsen, W.B.G. (1983) The Ferns and Fern Allies of Southern Africa. Butterworths, Durban and Pretoria. Pages 296 - 297. As Grammitis nanodes (Peter) Ching (Includes a picture).
  • Parris, B.S. (2005) Grammitidaceae. Flora of Tropical East Africa, Pages 5 - 6. (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 154.
  • Schelpe, E.A.C.L.E. (1970) Pteridophyta. Flora Zambesiaca, 0 Page 141. As Grammitis nanodes (Peter) Ching (Includes a picture).
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