Nostolachma triflorum (Korth.) R.Kr.Singh (Indonesia and India (Arunachal Pradesh, Assam, Bihar, Manipur, Meghalaya, Mizoram, Nagaland and Tripura) as per A New Combination and Lectotypification of Two Names in the Genus Nostolachma (Rubiaceae)– Rajeev Kumar Singh- J. Jpn. Bot. 92(5): 294–298 (2017))
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BSI Flora of India Checklist Vol. 2 (Distribution):
Nostolachma crassifolia (Gamble) Deb & Lahiri (Kerala, Tamil Nadu)
Nostolachma jenkinsii (Hook.f.) Deb & Lahiri (Arunachal Pradesh, Assam, Meghalaya, Nagaland)
Nostolachma khasiana (Korth.) Deb & Lahiri (Arunachal Pradesh, Assam, Meghalaya, Manipur) (syn. of Nostolachma triflorum (Korth.) R.Kr.Singh as per POWO)
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Flora of Peninsular India:
Coffea crassifolia (syn. of Nostolachma crassifolia (Gamble) Deb & Lahiri as per POWO)
