192.400 Megalastrum Holttum

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

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

Description of the genus

Rhizome erect, massive. Fronds 2-to 4- pinnate, veins free. Pinna costae without raised edges on the upper surfaces. Upper surface of the costae densely set with short multicellular hairs. Sori round; indusia kidney-shaped, bearing glands and hairs.

Derivation of name: mega: large, lastrea: referring to the fern genus 'Lastrea'; a large Lastrea.

Comment: Megalastrum is sometimes included in Ctenitis, we consider them to be 2 separated genera.

Worldwide: c. 30 species, neotropical distribution.

Zimbabwe: 1 taxon.

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

Species	FZ divisions	Content
lanuginosum (Willd. ex Kaulf.) Holttum	E	Description

Other sources of information about Megalastrum:

Our websites:

Flora of Malawi: Megalastrum
Flora of Mozambique: Megalastrum

External websites:

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