Asplenium formosum Willd.

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Asplenium formosum

Photo: Petra Ballings
BR

Asplenium formosum

Photo: Petra Ballings
BR

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Synonyms:
Common names:
Frequency:
Status: Native
Description:
Rhizome c. 3 mm thick, erect; scales brown with pale entire borders, up to 3 mm long. Fronds tufted, not proliferous. Stipe short, up to 3 cm long, stipe and rhachis blackish-brown to black, narrowly winged. Lamina 10-31 cm × 1.3-3.5 cm, pinnate to 2-pinnatifid, narrowly lanceolate to linear in outline. Pinnae up to 50 pairs, glabrous, lower pinnae gradually reducing in size, margins entire on the basiscopic side and deeply incised into linear simple or bifid lobes on the acroscopic side. Sori 1 to 3 per pinna, linear to oval, situated on the basal margins of the pinnae, indusium entire.
Notes: Differs from similar species by not having proliferous fronds.
Derivation of specific name: formosum: beautiful, finely formed
Habitat: Deep shade in forest, boulders in riverine forest. Epiphyte or lithophyte.
Altitude range: (metres) 600 - 1400 m
Worldwide distribution: Angola, Burundi, Cameroon, Cote d'Ivoire, DRC, Ghana, Guinea, Kenya, Liberia, Malawi, Mozambique, Nigeria, Soa Tomé, Sierra Leone, Tanzania, Togo, Zambia, Zimbabwe, also Tropical America and Indian subcontinent.
Zimbabwe distribution: E
Growth form(s): Epiphyte, lithophyte.
Endemic status:
Red data list status:
Insects associated with this species:
Spot characters: Display spot characters for this species
Images last updated: Saturday 15 October 2011
Literature:

Burrows, J.E. (1990). Southern African Ferns and Fern Allies. Frandsen, Sandton. Page 230. (Includes a picture).

Burrows, J.E. , Burrows, S.M. (1993). An annotated check-list of the pteridophytes of Malawi Kirkia 14(1) Page 93.

Jacobsen, W.B.G. (1983). The Ferns and Fern Allies of Southern Africa. Butterworths, Durban and Pretoria. Pages 356 - 358. (Includes a picture).

Kornas, J. (1979). Distribution and ecology of the Pteridophytes in Zambia Polska Akademia Nauk Wydzial II Nauk Biologicznych Page 99.

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 164.

Roux, J.P. (2009). Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands Page 85.

Schelpe, E.A.C.L.E. (1970). Pteridophyta Flora Zambesiaca Pages 179 - 180.


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Other sources of information about Asplenium formosum:

Our websites:

Flora of Malawi: Asplenium formosum
Flora of Mozambique: Asplenium formosum
Flora of Zambia: Asplenium formosum

External websites:

African Plant Database: Asplenium formosum
Biodiversity Explorer (Biodiversity of southern Africa): Asplenium formosum
EOL (Encyclopedia of Life): Asplenium formosum
ePIC (electronic Plant Information Center): Asplenium formosum
Flora Zambesiaca web site: Asplenium formosum
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Asplenium formosum
IPNI (International Plant Names Index): Asplenium formosum
Ispot Southern Africa : Asplenium formosum
JSTOR Plant Science: Asplenium formosum
Kew Herbarium catalogue: Asplenium formosum
Tropicos: Asplenium formosum
West African Plants database: Asplenium formosum


Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-16

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2016). Flora of Zimbabwe: Species information: Asplenium formosum.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=102500, retrieved 27 May 2016

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