Vinca major
L. Blue PeriwinkleTrailing evergreen with tough stems rooting at nodes; flowering stems short, ascending. Leaves broad-ovate, 2–8 cm long, 1–5 cm wide, glossy, apex usually acute, base truncate or subcordate, margins ciliate, both surfaces virtually glabrous; petiole 5–12 mm long. Flowers blue; pedicels 2–5 cm long, erect; sepals linear, 12–16 mm long, ciliate; corolla-tube 13–18 mm long; corolla-lobes broad-ovate, 15–20 mm long, spreading. Follicles 2–5 cm long, paired, tapering, beaked; seeds 1–4 per follicle. Flowers May–Dec.
Wim, GleP, VVP, VRiv, MuF, GipP, OtP, WaP, Gold, CVU, GGr, DunT, NIS, EGL, EGU, WPro, HSF, HNF, OtR, Strz, VAlp. Also naturalised WA, SA, Qld, NSW, Tas. Native to the Mediterranean region. A frequently cultivated garden ornamental that has become widely naturalised along roadsides and other disturbed sites particularly in moist riparian situations.
Jeanes, J.A. (1999). Apocynaceae. In: Walsh, N.G.; Entwisle, T.J., Flora of Victoria Vol. 4, Cornaceae to Asteraceae, pp. 321–325. Inkata Press, Melbourne.