204.400 Azolla Lam.

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

Henderson, L. (2001) Alien weeds and invasive plants Plant Protection Research Institute Handbook No. 12. Plant Protection Research Institute, Agricultural Research Council, South Africa.

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

Free-floating aquatic plants; rhizomes slender, roots simple. Leaves alternate in 2 rows, equally lobed with submerged lobe containing cavities with cyanobacteria and a chlorophyllous floating lobe, veins free. Sori in sporocarps borne in axils of submerged lobes.

Derivation of name: azo: dry, ollyo: to kill; plants are killed by drought

Worldwide: c.6 species in tropical and warm areas, introduced in many ares

Malawi: 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
nilotica Decne. ex Mett.	C,S	Description, Image
pinnata R. Br. subsp. africana (Desv.) R.M.K. Saunders & K. Fowler	S	Description, Image

Other sources of information about Azolla:

Our websites:

Flora of Botswana: Azolla
Flora of Caprivi: Azolla
Flora of Mozambique: Azolla
Flora of Zambia: Azolla
Flora of Zimbabwe: Azolla

External websites:

ePIC (electronic Plant Information Center): Azolla
Flora Zambesiaca web site: Azolla
Google: Web - Images - Scholar
GRIN (Germplasm Resources Information Network) taxonomy for plants report for Azolla
Wikipedia: Azolla
IPNI (International Plant Names Index): Azolla
Kew Herbarium catalogue: Azolla