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Synonyms: |
Asplenium dimidiatum Sw. var. longicaudatum Hieron. Asplenium megalura Hieron. ex Brause var. molleri (Hieron.) Tardieu Asplenium megalura Hieron. ex Brause var. exhaustoides G. Kunkel Asplenium molleri Hieron. |
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Common names: | ||
Description: | Rhizome erect or shortly creeping, to 5 mm diameter; rhizome scales dark brown, narrowly lanceolate, entire, up to 6 mm long with narrow pale brown borders, apex gradually tapering to a point and ending in hair-tip. Fronds tufted, rarely shortly spaced, arching, firmly membranous, not proliferous. Stipe shiny dark brown or greyish, up to 19 cm, glabrous except at the very base. Lamina up to 43 × 13 cm, 1-pinnate, narrowly oblong in outline, lowest pinnae not reduced, apical segment resembling others, often tricuspidate. Pinnae (sub-)opposite, subsessile, trapeziform in outline, 3-lobed, up to 9 × 4 cm, up to 11 pairs, base wedge-shaped, lower margin entire, apex abruptly ending in a very long tip, the distal margin and tip irregularly toothed, glabrous on both surfaces or with some scattered tiny lobed scales to 0.5 mm, veins flabellate, costa not clear. Rhachis shiny dark brown, shallowly channelled ventrally, glabrous except for a few very small scales. Sori many per pinna, along veins, linear, (3–)5–20 mm long; indusium linear, membranous, entire, 0.4–0.5 mm wide. | |
Notes: | ||
Derivation of specific name: | ||
Worldwide distribution: | Widespread in tropical Africa | |
Growth form(s): | Epiphyte. | |
Insects associated with this species: | ||
Spot characters: | Display spot characters for this species | |
Literature: |
Beentje, H.J. (2008). Aspleniaceae Flora of Tropical East Africa Pages 24 - 26. (Includes a picture). Burrows, J.E. & Burrows, S.M. (1993). An annotated check-list of the pteridophytes of Malawi Kirkia 14(1) Page 93. Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 25. 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 9. Dowsett-Lemaire, F. (1989). The flora and phytogeography of the evergreen forests of Malawi. I: Afromontane and mid-altitude forests; Bull. Jard. Bot. Nat. Belg. 59(1/2) Page 26. Kornas, J. (1979). Distribution and ecology of the Pteridophytes in Zambia Polska Akademia Nauk Wydzial II Nauk Biologicznych Page 101. Roux, J.P. (2001). Conspectus of Southern African Pteridophyta. Southern African Botanical Diversity Network Report 13 Page 168. Roux, J.P. (2009). Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands Pages 90 - 91. Schelpe, E.A.C.L.E. (1970). Pteridophyta Flora Zambesiaca Pages 180 - 181. |
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