Vittaria isoetifolia Bory

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Vittaria isoetifolia

Photo: Petra Ballings
Cloudlands forest, Vumba

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Synonyms: Oetosis isoetifolia (Bory) Greene
Pteropsis angustifolia Pappa & Raws
Vittaria gueinzii Trevis.
Vittaria sarmentosa Ruiz ex Fée
Vittaria tenera Fée
Common names:
Status: Native
Rhizome shortly creeping, branched, c. 3 mm in diameter; rhizome scales brown, 8-12 mm long, narrowly lanceolate, clathrate, apex tapering to a pointed, margins finely toothed. Fronds numerous, tufted (spaced 1-5 mm apart), up to 90 cm long, coracious, pendulous; stipe green, drying to brown. Lamina 2-3 mm wide, linear, dark green above, paler below, glabrous on both surfaces. Midrib and veins not visible. Sori in two deep intramarginal grooves, often extending to the whole length of the frond; indusium continuous, on both sides of each soral row.
Notes: Can be separated from other species by its narrow leaves, green stipe base, rhizome scales that lack a hair-pointed apex and have margins with strong thorn-like projections.
Derivation of specific name: isoetifolia: with leaves like Isoetes, a genus of fern allies with linear, grass-like fronds.
Habitat: Epiphytic in moist evergreen forest.
Altitude range: (metres) 1130 - 2100 m
Worldwide distribution: Comoro Isl., Kenya, Madagascar, Malawi, Mauritius, Mozambique, Réunion, South Africa, Swaziland, Tanzania, 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

Burrows, J.E. (1990). Southern African Ferns and Fern Allies. Frandsen, Sandton. Pages 108 - 110. (Includes a picture).

Burrows, J.E. , Burrows, S.M. (1993). An annotated check-list of the pteridophytes of Malawi Kirkia 14(1) Page 85.

Crouch, N.R., Klopper, R.R., Burrows, J.E. & Burrows, S.M. (2011). Ferns of Southern Africa, A comprehensive guide Struik Nature Pages 438 - 439. (Includes a picture).

Jacobsen, W.B.G. (1983). The Ferns and Fern Allies of Southern Africa. Butterworths, Durban and Pretoria. Pages 213 - 314. (Includes a picture).

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 83. (Includes a picture).

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

Schelpe, E.A.C.L.E. (1970). Pteridophyta Flora Zambesiaca Page 94. (Includes a picture).


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Other sources of information about Vittaria isoetifolia:

Our websites:

Flora of Malawi: Vittaria isoetifolia
Flora of Mozambique: Vittaria isoetifolia

External websites:

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

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 isoetifolia., retrieved 29 May 2016

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