Plumbago zeylanica L.

Scrambling shrub mostly less than 1 m tall. Stems ridged. Leaves ovate, 3-7 cm long, 2-3 cm wide, tip blunt to long-pointed. Leaf stalk about 1 cm long with the leaf base often long tapering. Flowers more or less stalkless with the sepal tube about 1 cm long, 5-ribbed, covered with sticky glandular hairs and a slender corolla tube 1.5-2 cm long, white; mostly summer. Capsule 3-6 mm long.

Australia, Pacific Islands, Africa, India, Asia

Source: Spencer, R. (1997). Plumbaginaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 2. Flowering plants. Dicotyledons. Part 1. The identification of garden and cultivated plants. University of New South Wales Press.

Distribution map
kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Caryophyllanae
order      Caryophyllales
family       Plumbaginaceae
genus        Plumbago L.