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Genus Leptopteris Family Osmundaceae

Description: Terrestrial ferns, arborescent with one or more crowns, stipe bases not persistent on trunk.

Fronds long; stipe glabrous or bearing a few hairs, winged at the base with 2 stipular expansions; lamina 2–3-pinnate, membranous; veins free.

Fertile pinnae borne toward the base of the lamina, not reduced in size; sporangia clustered in patches on the pinnae, less abundant than in Todea.


Distribution and occurrence: World: 7 species, Australia, New Guinea, Pacific. Australia: 1 species (endemic).

Text by Peter G. Wilson
Taxon concept:

One species in NSW: Leptopteris fraseri. One species on Lord Howe Island

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