114.100 Isoetes L. - Quillworts

Crouch, N.R., Klopper, R.R., Burrows, J.E. & Burrows, S.M. (2011) Ferns of Southern Africa, A comprehensive guide Struik Nature

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

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

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

Description of the genus

The characteristics of the stem, leaves and fertile portions are as for the family.

Derivation of name: isos: equal, etos: year; some of the submerged species in europe preserve the same outer appearance throughout the year.

Worldwide: c. 150 species, cosmopolitan apart from the Pacific Islands

Zimbabwe: 3 taxa.

Isoetes alstonii

Links to taxa:     View: living plant images - herbarium specimen images - all images for this genus

SpeciesFZ divisionsContent
aequinoctialis Welw. ex A. BraunNDescription
alstonii C.F.Reed & Verdc.W,SDescription, Image
schweinfurthii A. Braun ex Baker[DD]N,W,E,SDescription

Other sources of information about Isoetes:

Our websites:

Flora of Botswana: Isoetes
Flora of Caprivi: cultivated Isoetes
Flora of Malawi: Isoetes
Flora of Mozambique: Isoetes
Flora of Zambia: Isoetes

External websites:

African Plants: A Photo Guide (Senckenberg): Isoetes
BHL (Biodiversity Heritage Library): Isoetes
EOL (Encyclopedia of Life): Isoetes
GBIF (Global Biodiversity Information Facility): Isoetes
Google: Web - Images - Scholar
iNaturalist: Isoetes
IPNI (International Plant Names Index): Isoetes
JSTOR Plant Science: Isoetes
Mansfeld World Database of Agricultural and Horticultural Crops: Isoetes
Plants of the World Online: Isoetes
Tropicos: Isoetes
Wikipedia: Isoetes

Copyright: Mark Hyde, Bart Wursten, Petra Ballings and Meg Coates Palgrave, 2002-24

Hyde, M.A., Wursten, B.T., Ballings, P. & Coates Palgrave, M. (2024). Flora of Zimbabwe: Genus page: Isoetes.
https://www.zimbabweflora.co.zw/speciesdata/genus.php?genus_id=6, retrieved 13 April 2024

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