Plants of South Eastern New South Wales

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Sisyrinchium rosulatum

Common name

Scourweed

Family

Iridaceae 

Where found

Variety of habitats. Pastures, roadsides, disturbed areas, and poorly drained sites. Coast, ranges, tablelands, and ACT. Rarely elsewhere.

Notes

Introduced annual herb to 0.2 m high, usually densely tufted. Stem unbranched or branched, jointed, slightly compressed, winged, 2-angled. Leaves basal and alternating up the stems, 2–6 cm long, 1–3 mm wide. Flowers either pale yellow with brown-purple markings in the centre, with purplish markings down the middle on the outside, or pinkish to pale lavender or mauve with a yellowish throat and darker purplish markings, about 7.5 mm long, 5–7 mm in diameter, with 6 'petals', free from each other almost to the base, spreading widely. Flowers single or in small clusters. Flowers Oct.–Mar.

Was Sisyrinchium sp. A.

PlantNET description:  http://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Sisyrinchium~rosulatum (accessed 30 January, 2021)