Sisyrinchium cultivars

CULTIVARS OF UNKNOWN ORIGIN 'Devon Skies' and 'Californian Skies' form tight clumps to 16 cm tall with bright blue flowers, and may be hybrids of S. bellum.

Source: Cooke, D. (2005). Iridaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 5. Flowering plants. Monocotyledons. The identification of garden and cultivated plants. University of New South Wales Press.

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Lilianae
order      Asparagales
family       Iridaceae
genus        Sisyrinchium L.