Dianella caerulea Sims

Blue Flax Lily

Clump-forming or spreading herb to 2 m from a short rhizome. Stems thin, clustered or separated, erect to creeping. Leaves several, erect, linear, margins irregularly fine-toothed. Inflorescence an erect, cymose panicle exceeding the foliage. Flowers numerous, spreading or nodding, to 10 mm wide; spring. Tepals violet to dark blue. Anthers pale yellow-brown, stamen appendages yellow. Berry 7-12 mm long, rounded.

NE Qld.

An extremely variable species with numerous named botanical varieties.

Sometimes grown as a garden ornamental in a wide range of conditions.

D. amoena G.W. Carr & P.F. Horsfall, Matted Flax Lily from Vic,Tas is a tufted herb to 90 cm high from a spreading rhizome, sometimes summer-deciduous. Leaves several, weakly erect, linear, margins irregularly fine-toothed. Inflorescence a slender arching cymose panicle. Flowers numerous, nodding, scented, to 15 mm wide; spring. Tepals pale to deep blue-violet. Anthers lime-yellow, stamen appendages deep orange. Berry 7 mm long, rounded. Rare in its natural habitat. Sometimes grown as a garden ornamental in full sun to light shade.

D. callicarpa G.W. Carr & P.F. Horsfall, Swamp Flax Lily from SW Vic is a clumpforming herb to 1.9 m from a short rhizome. Stems stout, erect, short. Leaves several, spreading, linear, margins irregularly fine-toothed. Inflorescence an erect to arching, cymose panicle exceeding the foliage. Flowers numerous, nodding, to 15 mm wide; spring.Tepals blue-violet suffused with dull crimson. Anthers dirty pale yellow, stamen appendages deep orange. Berry 6-15 mm long, rounded.

Source: Conran, J. (2005). Hemerocallidaceae. 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.

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Distribution map

Dianella caerulea 'Variegata'

Leaves white-striped.

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Lilianae
order      Asparagales
family       Asphodelaceae
genus        Dianella Juss.