Variable, prostrate, decumbent or suberect annual, stems to c. 60 cm long. Vegetatively resembling M. nicaeensis. Epicalyx-lobes linear, 2–3 mm long, attached near base of calyx; calyx-lobes obtuse, divided to c. midway, slightly exceeding epicalyx at anthesis; corolla not or barely exceeding calyx, white to pale pink. Fruit 6–8 mm diam., the fruiting calyx often c. twice as wide with recurved margins, mericarps c. 11, strongly reticulate, adjacent margins usually narrowly raised and dentate, stellate-pubescent or glabrous. Flowers most of year.
LoM, MuM, Wim, GleP, VVP, VRiv, MSB, RobP, MuF, GipP, OtP, WaP, Gold, CVU, GGr, DunT, NIS, EGL, EGU, WPro, HSF, HNF, OtR, Strz, MonT, VAlp. Naturalized in all States. Native through the Mediterranean region. Common and widespread in pasture, gardens, drains, along roadsides etc., in virtually all but permanently dry or wet sites throughout the State.
