Leaves grey-green, to 1 m long, 5 cm wide. Stem 1-1.7 m tall, much-branched. Flowers white, lasting 1 day; outer perianth segments 4.5-5 cm long, sometimes with an orange hairless signal patch; late spring to summer. Style branches about 1 cm long.

Lord Howe Island.

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.