Wild Tomato

Solanum quadriculatum also known as the Felted Nightshade or Wild Tomato is highly poisonous. Found in clay soils, seen here flowering in October at Puttupa Gap.

Filamentous Green Algae

Threadlike filamentous green algae growing in the shallows of Copley Retention Dam. These soft strands consist of a chain of cells, giving a thread-like appearance. Oxygen production as a by-product of underwater photosynthesis creates buoyancy, causing the strands to incline toward the surface.

Filamentous green algae from Copley Retention Dam. Magnification 20x.
Oxygen bubbles generated by filamentous green algae.
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Twinleaf seeding

The succulent Soapbush, Zygophyllum aurantiacum, also commonly known as Twinleaf, giving a flush of vivid green as it goes to seed along the Glass Gorge Road in the Flinders Ranges.