Herb with stems creeping, prostrate to decumbent, slender, common in open swamps and still sections of creeks.

Leaves to 6.5 cm long (hasteate), 15-32 mm wide, petiole 8-25 mm long.

Inflorescence of 2-4 branches with small terminal subglobose flower clusters 5-10 mm long with bracts crowded at end of branches. Perianth segments 3.0-3.7 mm long, pink or white.

Fruit is a dark red-brown lenticular or trigonous nut to 3 mm long.

Photo: Robert Whyte

Foliage and Flowers

Persicaria strigosa comes from Australia and has become naturalised in some other places in the world, including New Zealand. It may be a weed in some parts of Australia.

Photo: Robert Whyte

Flowers closeup

Listed as a frog friendly plant by Wolli Creek Preservation Society: “Common dense groundcover herb, with striking, white, flowerheads. Found in marshes and beside creeks, suits moist or submerged position, in sun or semi-shade, suitable for bog and pond, provides good cover for frogs such as Striped Marsh Frogs and Peron’s Tree Frogs, likely to attract seed-eating birds.” (http://www.wollicreek.org.au/)

Photo: Robert Whyte