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204.400 Azolla
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, S 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
Roux, J.P. (2009) Synopsis of the Lycopodiophyta and Pteridophyta of Africa, Madagascar and neighbouring islands
Schelpe, E.A.C.L.E. (1970) Pteridophyta FZ
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 Comment: Some authors place the genus Azolla within the family of the Azollaceae. Recent literature (Roux 2009, Crouch 2011) however include the genus Azolla within the Salviniaceae. Worldwide: c.6 species in tropical and warm areas, introduced in many ares |
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Links to taxa: View: living plant images - herbarium specimen images - all images for this genus
| Species | Links to maps | FZ divisions | Content |
| filiculoides Lam. | Altitude Rainfall Geology | N,C,E | Description, Image |
| nilotica Decne. ex Mett. | Altitude Rainfall Geology | N,W | Description, Image |
| pinnata R. Br. subsp. africana (Desv.) R.M.K. Saunders & K. Fowler | Altitude Rainfall Geology | N,W | Description, Image |
Other sources of information about Azolla:
Flora of Mozambique: AzollaePIC (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
IPNI (International Plant Names Index): Azolla
Kew Herbarium catalogue: Azolla
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