Dianella pavopennacea is a species of flowering plant in the family Asphodelaceae. It is a perennial with conical inflorescences, blue or purple flowers, and berries. The species is native to Queensland, Australia, and was described in 1987.

Taxonomy The species was described by Rodney John Francis Henderson in 1987. The type specimen was transplanted from near Wenlock, Queensland, and cultivated at the Royal Botanic Garden, Sydney.

Three varieties are recognised: Dianella pavopennacea var. major Dianella pavopennacea var. pavopennacea Dianella pavopennacea var. robusta

Distribution Dianella pavopennacea is native to the wet tropical biome of northern Queensland, Australia. The species is present from southern Cooktown to the Torres Strait Islands.

The species grows mainly on loamy and sandy soils, in open eucalyptus forests.

Description Dianella pavopennacea is a perennial plant with fibrous roots. It grows up to high, and the stems are long. The leaves are wide, more or less flat, hooded, and obtuse.

The inflorescences are more or less conical. The flower stems are long. The perianth segments are blue or purple, and narrowly-ovate to elliptical. The sepals are long, and have five to seven nerves. The petals are long, and usually have three or four nerves.

The fruits are long berries. The seeds are smooth, black, shiny, and long.

Dianella pavopennacea appears to be closely related to Dianella odorata.

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