Vittaria guineensis Desv.
var. orientalis Hieron.

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Vittaria guineensis var. orientalis

Photo: Petra Ballings
J.Ball property, Norseland, Vumba

Vittaria guineensis var. orientalis

Photo: Petra Ballings
J.Ball property, Norseland, Vumba

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Synonyms: Vittaria guineensis sensu Hieron.
Vittaria loricea sensu Peter
Common names:
Frequency: Rare
Status: Native
Description:
Rhizome fairly thick, shortly creeping; rhizome scales narrowly lanceolate, with or without a short hair-tip, dark brown, c. 3.5 mm long, margins ciliate. Fronds simple, spaced 3-10 mm apart, coriaceous, arching or pendulous; stipe castaneous to black, up to 3 cm long. Lamina up to 35 × 0.6 cm, narrowly elliptic to linear, apex tapering to a point, base tapering, midrib obvious below but not raised, veins obscure. Sori in two submarginal grooves up to 0.6 mm from the margin; indusium continuous, along both sides of the soral line.
Notes: Can be distinguished from other species by a combination of having a black stipe base, a midrib that is faintly visible but not raised below and rhizome scales that are less than 4 mm long.
Derivation of specific name: guineensis: from Guinea (West Africa), orientalis: implying that the variety's distribution occurs futher east.
Habitat: Epiphyte or lithophyte, shade, moist evergreen forest.
Altitude range: (metres) 340 - 1520 m
Worldwide distribution: Burundi, Cameroon, Congo, DRC, Ethiopia, Kenya, Liberia, Malawi, Mozambique, Rwanda, São Tomé, Tanzania, Togo, Uganda, Zambia, Zimbabwe.
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: Sunday 1 July 2012
Literature:

Burrows, J.E. (1990). Southern African Ferns and Fern Allies. Frandsen, Sandton. Pages 110 - 111. (Includes a picture).

Burrows, J.E. & Willis, C.K. (eds) (2005). Plants of the Nyika Plateau Southern African Botanical Diversity Network Report No. 31 SABONET, Pretoria Page 45. (Includes a picture).

Burrows, J.E. , Burrows, S.M. (1993). An annotated check-list of the pteridophytes of Malawi Kirkia 14(1) Page 86.

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 16.

Jacobsen, W.B.G. (1983). The Ferns and Fern Allies of Southern Africa. Butterworths, Durban and Pretoria. Page 215. (Includes a picture).

Kornas, J. (1979). Distribution and ecology of the Pteridophytes in Zambia Polska Akademia Nauk Wydzial II Nauk Biologicznych Page 67.

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 10.

Roux, J.P. (2001). Conspectus of Southern African Pteridophyta. Southern African Botanical Diversity Network Report 13 Page 84.

Roux, J.P. (2009). Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands Pages 73 - 74.

Schelpe, E.A.C.L.E. (1970). Pteridophyta Flora Zambesiaca Page 96.


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Other sources of information about Vittaria guineensis var. orientalis:

Our websites:

Flora of Malawi: Vittaria guineensis var. orientalis
Flora of Mozambique: Vittaria guineensis var. orientalis
Flora of Zambia: Vittaria guineensis var. orientalis

External websites:

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


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: Vittaria guineensis var. orientalis.
http://www.zimbabweflora.co.zw/speciesdata/species.php?species_id=101200, retrieved 27 August 2016

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