Cyphostemma

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Cyphostemma auriculata (Roxb.) P. Singh & B. V. Shetty (India to Central Vietnam: Bangladesh, East Himalaya, India, Myanmar, Sri Lanka, Thailand, Vietnam as per POWO) (Myanmar [Burma] (Bago), India (Bihar, West Bengal, Orissa, Madhya Pradesh, Rajasthan, Guarat, Maharasthra, Goa, Andhra Pradesh, Karnataka, Tamil Nadu, Kerala), Sikkim, Bangladesh as per Catalogue of Life)

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Cyphostemma setosum (Roxb.) Alston (S. Tanzania to S. Tropical Africa, India, Sri Lanka: India, Malawi, Mozambique, Sri Lanka, Tanzania, Zambia as per POWO) (Distrib. India: Dry localities in peninsular India, on dry stony hills up to 800 m, sometimes on black soil plains. Maharashtra, Andhra Pradesh, Karnataka and Tamil Nadu; Sri Lanka as per BSI Flora of India)

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BSI Flora of India with keys (Distribution):
Cyphostemma auriculatum (Roxb.) P. Singh & Shetty (India : Bihar, West Bengal, Orissa, Madhya Pradesh, Rajasthan, Gujarat, Maharashtra, Goa, Andhra Pradesh, Karnataka, Tamil Nadu and Kerala; Bangladesh and Myanmar)
Cyphostemma setosum (Roxb.) Alston in Trimen (India: Dry localities in peninsular India, on dry stony hills up to 800 m, sometimes on black soil plains. Maharashtra, Andhra Pradesh, Karnataka and Tamil Nadu; Sri Lanka)

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Flora of Peninsular India with keys at species links, if any: 

Cyphostemma setosum
Cyphostemma trilobata (Laccadive Islands, S. India, Sri Lanka as per POWO)

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old name of genus : 2 posts by 2 authors.
I am curious is Cyphostemma is new name of genus from family VlTACEA or there is any old name for genus Cyphostemma ??

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