Bot. Jahrb. Syst. 17: 239 (1893) APNI
Taxonomic status:Accepted
Occurrence status:Present
Establishment means:Native
Annuals or short-lived herbs with branches erect or decumbent, to 6 cm long, often rooting at nodes, usually forming dense cushions. Leaves linear-lanceolate, 1.5–4.2 mm long, 0.3–0.6 mm wide, acute, more or less biconvex; sheath 0.4–0.8 mm long. Flowers solitary in axil of 1 leaf at usually 2 or more successive nodes; 4-merous; calyx-lobes broadly triangular, 0.2–0.7 mm long, rounded to (rarely) acute; corolla white, lobes oblong-oblanceolate, 0.9–1.6 mm long, obtuse or rounded, erect; nectary scales narrowly oblong, 0.3–0.5 mm long, c. 0.1 mm wide, rounded or truncate; carpels cylindric-ovoid, with 8–14 ovules. Follicles opening along the whole suture; fruiting pedicel usually elongating, 0.4–13 mm long; seeds 0.3–0.35 mm long, with several longitudinal ridges more or less granulate to tuberculate. Flowers mainly Aug.–Nov.
CVU, DunT, EGL, EGU, GipP, Glep, Gold, GGr, HNF, HSF, LoM, MonT, MuF, MuM, NIS, OtP, RobP, VRiv, VVP, WPro, Wim. Also WA, SA, NSW, Tas. Grows on mud around standing water, often associated with rock pools, particularly in granite.
Bioregion | Occurrence status | Establishment means | |
---|---|---|---|
Lowan Mallee | present | native | |
Murray Mallee | present | native | |
Wimmera | present | native | |
Glenelg Plain | present | native | |
Victorian Volcanic Plain | present | native | |
Victorian Riverina | present | native | |
Robinvale Plains | present | native | |
Murray Fans | present | native | |
Gippsland Plain | present | native | |
Otway Plain | present | native | |
Goldfields | present | native | |
Central Victorian Uplands | present | native | |
Greater Grampians | present | native | |
Dundas Tablelands | present | native | |
Northern Inland Slopes | present | native | |
East Gippsland Lowlands | present | native | |
East Gippsland Uplands | present | native | |
Wilsons Promontory | present | native | |
Highlands-Southern Fall | present | native | |
Highlands-Northern Fall | present | native | |
Monaro Tablelands | present | native |
State |
---|
Western Australia |
South Australia |
Queensland |
New South Wales |
Australian Capital Territory |
Victoria |
Tasmania |