Elacholoma prostrata
(Benth.) W.R.Barker & BeardsleyProstrate annual or perennial, forming broad mats, rooting at nodes, with white eglandular hairs, largely confined to younger stems, calyces and leaf-margins. Leaves sessile, joined by a ridge at nodes, c. obovate to elliptic, 2–6 mm long, 1.5–3 mm wide, apex more or less acute, base mostly narrow-cuneate, margins entire. Flowers solitary in axils; pedicel 5–25 mm long. Calyx 3–7 mm long, teeth almost equal, c. 1 mm long; corolla more or less rotate, tube 6–15 mm long and gradually dilated above calyx, tube yellow, throat white, lobes spreading, almost equal, 4–5 mm long, blue or pink, rarely white. Capsule obovoid, 4–5 mm long. Flowers Jul.–Sep.
MuM, Wim, VRiv, MSB, RobP, MuF, Gold. Also WA, NT, SA, Qld, NSW. In Victoria, confined to north-western and north-central areas and rather uncommon. Mostly on heavy soils prone to seasonal inundation (gilgais, floodplains etc.).
Plants from South Australia, Victoria and Northern Territory have smaller leaves and are more densely hairy than those of New South Wales and Queensland.
Barker, W.R.; Harden, G.J. (1999). Mimulus. In: Walsh, N.G.; Entwisle, T.J., Flora of Victoria Vol. 4, Cornaceae to Asteraceae, pp. 491–494. Inkata Press, Melbourne.