Wahlenbergia preissii is a small herbaceous plant in the family Campanulaceae native to Western Australia.

The slender, erect, annual herb typically grows to a height of 0.06 to 0.4 metres (0 to 1 ft). It blooms between September and November producing blue-pink-white flowers.

The species is found among granite outcrops in the Mid West, Goldfields-Esperance, Wheatbelt and South West regions of Western Australia where it grows in sandy-loamy soils.

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