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

Botswana: 2 taxa.

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

Species	FZ divisions	Content
schweinfurthii A. Braun ex Baker		Description
welwitschii A. braun		Description

Other sources of information about Isoetes:

Our websites:

Flora of Burundi: Isoetes
Flora of the DRC: Isoetes
Flora of Malawi: Isoetes
Flora of Mozambique: Isoetes
Flora of Rwanda: Isoetes
Flora of Zambia: Isoetes
Flora of Zimbabwe: 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