SOUTH AUSTRALIAN BUTTERFLIES

Hesperilla donnysa donnysa Hewitson  (Donnysa Sedge-skipper)
Hesperilla donnysa donnysa form delos Waterhouse  (Donnysa Sedge-skipper)
Hesperilla donnysa donnysa form flavescens Waterhouse  (Yellowish Sedge-skipper)

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Pristine Gahnia filum habitat on southern Yorke Peninsula.
The large grass-like tussocks are G. filum, which are about 1.5 m high

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Partly cleared Gahnia filum wetland on southern Yorke Peninsula

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G. filum wetland on southern Yorke Peninsula that has been historically cleared,
and the saw-sedge allowed to grow back

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G. filum wetlands on southern Yorke Peninsula that have been subject to overgrazing.
Due to kangaroos on the left, and to cattle on the right

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G. filum wetlands on the west side of Lake Alexandrina.
Ungrazed regrowth on left, but severely overgrazed and trampled by cattle on the right.
(The two photos are separated only by a fence !)

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Gahnia deusta tussocks, which are 0.6 m high

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Regrowth Gahnia trifida tussocks, which are 2 m high,
present in the Lower Southeast

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G. trifida wetland severely overgrazed and trampled by cattle,
at Black Swamp, near Finniss

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Forest habitat of Gahnia radula in the Lower Southeast

Photography by R. Grund