Botanical name: Rhinacanthus calcaratus    Family: Acanthaceae (Acanthus family)
Synonyms: Justicia calcarata, Adhatoda klotschyi, Rostellaria schimperi

Indochinese Snake Jasmine is a small shrub to 1 m tall. Leaves are narrowly elliptic, entire, hairless, 10-23 x 3-8 cm, shortly tapering, gradually tapering to a short leaf-stalk. Inflorescence consists of up to 10 spike-like branches, sometimes much reduced; branches 2-12 cm, sidestalks glandular-velvet-hairy. Bracts are lanceshaped, 1-2 mm. Calyx is 5-6 mm, glandular-velvet-hairy, sepals lanceshaped. Flowers are 4-5 cm, velvet-hairy, tube cylindrical, 3-4 cm long, 1-2 mm broad, greenish-white; upper lip greenish-white, about 1 cm, lower lip white, lobes elliptic, about 10 x 8 mm. Ovary and style persistent long after flower has fallen, ovary velvet-hairy. Indochinese Snake Jasmine is found in NE-India, N-Vietnam, Myanmar, Bhutan, Bangladesh, Yunnan (China). Flowering: March-April.

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The flower labeled Indochinese Snake Jasmine is ...