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Asplenium inaequilaterale
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Photo: Petra Ballings
BR
Photo: Petra Ballings
BR
Photo: Petra Ballings
Chirinda Forest
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| Synonyms: |
Asplenium brachyotus Kunze Asplenium erectum Bory ex Willd. var. brachyotus (Kunze) Sim Asplenium laetum sensu Sim Asplenium suppositum Hieron. |
| Common names: | |
| Frequency: | |
| Status: | Native |
| Description: |
Rhizome erect, up to 8 mm diameter; scales 2.5 mm long, dark brown, entire. Fronds not proliferous, tufted. Stipe up to 19 cm, stipe and rhachis pale to dark matt brown, hairless. Lamina 12-30 cm × 4-10 cm, pinnate and narrowly triangular in outline. Pinnae 12-20 pairs, lanceolate, glabrous, base asymmetric with a well developed acroscopic lobe, apex acute, margins irregularly crenate. Sori 5-12 pair, linear, situated on each pinnae at 45 degrees to the costa, indusium entire. |
| Notes: | Differs from similar species by not having basal pinnae reducing in size, base strongly asymmetrical but the midrib does not form the lower margin for a significant distance. |
| Derivation of specific name: | inaequilaterale: unequally sided, the pinnae bases of this species are asymmetric. |
| Habitat: | Deep shade in moist evergreen forest. Terrestrial or lithophyte. |
| Altitude range: (metres) | 100 - 1800 m |
| Worldwide distribution: | Africa, Comoro Is., Réunion. |
| Zimbabwe distribution: | N,E,S |
| Growth form(s): | Lithophyte, terrestrial. |
| Endemic status: | |
| Red data list status: | |
| Insects associated with this species: | |
| Spot characters: | Display spot characters for this species |
| Images last updated: | Monday 24 October 2011 |
| Literature: |
Burrows, J.E. (1990). Southern African Ferns and Fern Allies. Frandsen, Sandton. Pages 222 - 223. (Includes a picture). Burrows, J.E. & Burrows, S.M. (1993). An annotated check-list of the pteridophytes of Malawi Kirkia 14(1) Page 92. Chapano, C. & Mamuto, M. (2003). Plants of the Chimanimani District National Herbarium and Botanic Garden, Zimbabwe Page 7. Crouch, N.R., Klopper, R.R., Burrows, J.E. & Burrows, S.M. (2011). Ferns of Southern Africa, A comprehensive guide Struik Nature Pages 602 - 603. (Includes a picture). 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 25. Fisher E. & Lobin W. (2024). Checklist of Lycopodiopsida (clubmosses and quillworts) and Polypodiopsida (ferns) of Rwanda. Willdenowia 53(3) Page 156. Fisher, E. & Lobin, W. (2023). Synoptic Revision of Aspleniaceae (Asplenium, Hymenasplenium) of Rwanda. Phytotaxa 608 (1) Page 19. Jacobsen, W.B.G. (1983). The Ferns and Fern Allies of Southern Africa. Butterworths, Durban and Pretoria. Pages 347 - 348. (Includes a picture). Kornas, J. (1979). Distribution and ecology of the Pteridophytes in Zambia Polska Akademia Nauk Wydzial II Nauk Biologicznych Page 100. Mapaura, A. & Timberlake, J. (eds) (2004). A checklist of Zimbabwean vascular plants Southern African Botanical Diversity Network Report No. 33 Sabonet, Pretoria and Harare Page 5. Roux, J.P. (2001). Conspectus of Southern African Pteridophyta. Southern African Botanical Diversity Network Report 13 Page 166. Roux, J.P. (2009). Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands Page 88. Schelpe, E.A.C.L.E. (1970). Pteridophyta Flora Zambesiaca Page 176. (Includes a picture). |
Other sources of information about Asplenium inaequilaterale:
Our websites:
Flora of Burundi: Asplenium inaequilateraleFlora of Malawi: Asplenium inaequilaterale
Flora of Mozambique: Asplenium inaequilaterale
Flora of Rwanda: Asplenium inaequilaterale
Flora of Zambia: Asplenium inaequilaterale
External websites:
African Plants: A Photo Guide (Senckenberg): Asplenium inaequilateraleAfrican Plant Database: Asplenium inaequilaterale
BHL (Biodiversity Heritage Library): Asplenium inaequilaterale
EOL (Encyclopedia of Life): Asplenium inaequilaterale
GBIF (Global Biodiversity Information Facility): Asplenium inaequilaterale
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iNaturalist: Asplenium inaequilaterale
IPNI (International Plant Names Index): Asplenium inaequilaterale
JSTOR Plant Science: Asplenium inaequilaterale
Mansfeld World Database of Agricultural and Horticultural Crops: Asplenium inaequilaterale
Plants of the World Online: Asplenium inaequilaterale
Tropicos: Asplenium inaequilaterale
Wikipedia: Asplenium inaequilaterale
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