Thorowax Foldwing
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Thorowax Foldwing
ative Photo: Tabish
Common name: Thorowax Foldwing
Botanical name: Dicliptera bupleuroides    Family: Acanthaceae (Acanthus family)
Synonyms: Dicliptera bupleuroides var. roxburghiana, Dicliptera roxburghiana var. bupleuroides

Thorowax Foldwing is a herb up to 50 cm tall. It is named bupleuroides due to its resemblance to the plants bupleurium, commonly called Thorowax. Stems are grooved, velvet-hairy. Leaf-stalks are 0.5-1 cm long. Leaves are ovate, 3.5-7 × 1.8-2.8 cm, hairless or with 2-celled trichomes, secondary veins 4 or 5 on each side of midvein, base wedge-shaped, margin nearly entire, tip long-pointed. Flowers are born in nearly stalkless or shortly-stalked many-flowered cymes in leaf axils or sometimes at branch ends. The stalks carrying the cymes are 3-5 mm long. Bracts are lanceshaped, 2-3 mm; outer bracteoles green, oblong-lanceshaped, 5-7 × about 2 mm, velvety below, base narrow, margin entire and fringed, tip mucronate. Inner bracteoles are green with yellowish margin, lanceshaped, about 4 × 1.5 mm. Sepal tube is about 3 mm, sepals tapering gradually to a fine point from a broadish base, velvety. Flowers are about 5 mm long, velvety on the outside. Lower lip is circular, about 1.5 × 1.5 mm. Upper lip is oblong, about 2 × 1 mm, 3-lobed, lobes ovate and about 0.3 × 0.3 mm. Stamen-filaments are about 2 mm. Ovary is hairy at tip; style about 3 mm. Capsules are about 3 mm, hairy at tip. Seeds are ovate in outline, about 1 mm, papillate. Thorowax Foldwing is found in Afghanistan, Himalayas, from Kashmir to Bhutan, other parts of India, Thailand, Indo-China and W. China, at altitudes of 500-2000 m. Flowering: November-June.

Identification credit: Gurcharan Singh Photographed in Nainital, Uttarakhand.

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