Annual to about 0.7 m tall but mostly much smaller, sometimes hairy. Leaves to about 10 cm long, deeply dissected 2-3 times into linear segments. Flowers in dense terminal blue, violet or white heads of up to 100 flowers and 3-4 cm wide; summer.
Other species may occasionally be grown as annuals, having appeared in packets of mixed annual seed.
Source: (2002). Polemoniaceae. In: . Horticultural Flora of South-eastern Australia. Volume 4. Flowering plants. Dicotyledons. Part 3. The identification of garden and cultivated plants. University of New South Wales Press.