Dianella congesta R.Br. APNI* 
Description: Perennial herb to 1 m high, forming mats to 20 m diam.; roots fibrous.
Leaves to 45 cm long; sheaths conduplicate, completely occluded; blade 10–15 mm wide.
Inflorescence ± within foliage; cymules condensed, 2–8-flowered. Perianth mid- to dark blue; outer tepals 7.5–8.5 mm long, 5–7-veined; inner tepals 6.5–7.5 mm long, 3–5-veined. Stamens with filament swellings 1–1.5 mm long, yellow; anthers yellow-brown.
Berry 6–12 mm long.
Flowering: spring–summer.
Distribution and occurrence: Coast north from Bawley Point. Grows mainly on coastal sand-dunes.
NSW subdivisions: NC, CC, SC
Other Australian states: Qld
An effective sand-binder.
Text by K. L. Wilson (1993); edited KL Wilson (June 2022)
Taxon concept: Flora of NSW 4 (1993); based on R. Henderson (1987) Flora of Australia vol. 45
APNI* Provides a link to the Australian Plant Name Index (hosted by the Australian National Botanic Gardens) for comprehensive bibliographic data
***The AVH map option provides a detailed interactive Australia wide distribution map drawn from collections held by all major Australian herbaria participating in the Australian Virtual Herbarium project.
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