dcsimg

Description

provided by Flora of Zimbabwe
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.
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Mark Hyde, Bart Wursten and Petra Ballings
bibliographic citation
Hyde, M.A., Wursten, B.T. and Ballings, P. (2002-2014). Megalastrum Flora of Zimbabwe website. Accessed 28 August 2014 at http://www.zimbabweflora.co.zw/speciesdata/genus.php?genus_id=74
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Mark Hyde
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Bart Wursten
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Petra Ballings
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Flora of Zimbabwe

Megalastrum

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Megalastrum is a genus of ferns in the family Dryopteridaceae, subfamily Elaphoglossoideae, in the Pteridophyte Phylogeny Group classification of 2016 (PPG I).[2] The genus has around 100 species, mainly found in tropical America and Africa.[1]

Taxonomy

The genus name Megalastrum was first published by Richard Holttum in 1987.[1]

Species

As of January 2020, Plants of the World Online recognized the following species:[3]

References

  1. ^ a b c d Hassler, Michael & Schmitt, Bernd (January 2020), "Megalastrum", Checklist of Ferns and Lycophytes of the World, Version 8.20, retrieved 2020-01-26
  2. ^ PPG I (2016), "A community-derived classification for extant lycophytes and ferns", Journal of Systematics and Evolution, 54 (6): 563–603, doi:10.1111/jse.12229, S2CID 39980610
  3. ^ "Megalastrum Holttum", Plants of the World Online, Royal Botanic Gardens, Kew, retrieved 2020-01-26
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Megalastrum: Brief Summary

provided by wikipedia EN

Megalastrum is a genus of ferns in the family Dryopteridaceae, subfamily Elaphoglossoideae, in the Pteridophyte Phylogeny Group classification of 2016 (PPG I). The genus has around 100 species, mainly found in tropical America and Africa.

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