Fragm. 9: 166 (1875) APNI
Semi-aquatic, annual or perennial, with close-packed radical leaves, flowers and fruits usually on numerous short stolons. Leaves 1.5–16 cm long, spreading when exposed, lamina floating flat on water surface when base submerged, lamina oblong-elliptic or broadly so, 5–25 mm long, 2–10 mm wide, base cuneate to rounded, apex mostly obtuse. Pedicels variable in length, in fruit 0–8 mm long. Calyx 2–3.2 mm long, without purple patches; corolla 2–3.5 mm long, white; anthers black or white, partly flushed grey, with white pollen. Capsules more or less broad-ellipsoid, 2.2–4 mm long, 1.7–3 mm diam., dark brown, with erect caducous style 0.3–0.8 mm long. Flowers Apr.–Nov.
DunT, Gold, LoM, MuF, MuM, MSB, NIS, RobP, VRiv, Wim. Also ?WA, SA, Qld, NSW. New Zealand. Rather uncommon in Victoria, where confined to the north-central to north-western districts, occurring in clay or fine silt in shallows or margins of rivers, streams or freshwater swamps, or in ephemeral pools.
|Bioregion||Occurrence status||Establishment means|
|Murray Scroll Belt||present||native|
|Northern Inland Slopes||present||native|
|New South Wales|