L., Sp. Pl. 445 (1753).
Synonymy: Not Applicable
Common name: Munyeroo, common purslane, common pigweed.
Prostrate to decumbent annual succulent herb with distinct tap root; stems spreading to ascending, to 25 cm long; leaves spirally arranged to subopposite, subsessile, obovate to oblanceolate or cuneate, truncate or obtuse, sometimes emarginate, 1-2.5 x 0.6-1.5 cm; axillary hairs few, inconspicuous, to 1 mm long.
Heads 2-30-flowered; sepals ovate to lanceolate, 3-6 mm long, keeled; petals yellow, obovate, 4-7 mm long, 2-5 mm wide; stamens 8-15; stigmas 4-6, on a style 1.5-2 mm long, about the same length as or slightly longer than the stigmatic arms.
Capsule ovoid, 3-5 mm long, operculum about the same length as the base; seeds orbicular to subobovoid, black, shiny to dull, c. 0.6-1 mm diam., tuberculate, the tubercles usually rounded.
||Twig, half flower, fruit, dehiscing fruit and seed.
Image source: fig. 135 in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).|
Image source: fig. 134b in Jessop J.P. & Toelken H.R. (Ed.) 1986. Flora of South Australia (4th edn).|
Cunningham et al. (1982) Plants of western New South Wales, p. 300.
Usually grows as a weed in disturbed areas and is common in cultivated land, sometimes forming dense mats.
S.Aust.: NW, LE, GT, FR, EA, EP, MU, SL, KI. All States. Occurs in temperate and tropical regions of the world.
Flowering time: Aug. — March.
SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
This species is morphologically variable and some authors recognise infraspecific taxa.
Not yet available