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Genus Lindsaea Family Lindsaeaceae

Description: Mostly terrestrial ferns; rhizome slender, long- or short-creeping.

Fronds uniform to somewhat dimorphic, 1–3-pinnate; veins free, or sometimes loosely reticulate; pinnae shrivel when dried.

Sori submarginal, usually borne across 2 or more vein endings.


Photo © ANBG

Distribution and occurrence: World: c. 180 species, tropical & temperate regions. Australia: 15 species, all States.

Text by Peter G. Wilson
Taxon concept:

 Key to the species 
1Fronds 1-pinnate, sometimes the lowermost pinnae further divided; fronds often somewhat dimorphic2
Fronds 2–3-pinnate, sometimes 1-pinnate in the upper half of the frond; fronds not markedly dimorphic5
2Pinnae fan-shaped or rhombic; veins free3
Pinnae lanceolate to ± ovate; veins loosely anastomosing
                       Back to 1
Lindsaea fraseri
3Stipe and rachis red-brown to blackLindsaea linearis
Stipe and rachis straw-coloured
                       Back to 2
4
4Fertile pinnae and median sterile pinnae attached asymmetricallyLindsaea brachypoda
Pinnae fan-shaped
                       Back to 3
Lindsaea dimorpha
5Lamina of fronds linear, <1.5 cm wideLindsaea incisa
Lamina of fronds oblong or triangular-oblong, 2–6 cm wide
                       Back to 1
6
6Stipe straw-coloured, except at the very base; lamina yellowish green, 3-pinnatifidLindsaea microphylla
Stipe reddish brown; lamina dark green, 2-pinnate at least at base, upper pinna pinnatifid
                       Back to 5
Lindsaea trichomanoides

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