Abstract
Vigna hainiana (=Phaseolus wightianus Grah. ex Wight & Arn.) is lectotypified using Wallichian collections at CAL and an earlier typification of Vigna wightii Benth. ex Bedd. is discussed.
Acknowledgements
We are grateful to Dr P. Singh, Dr S. Bandyopadhyay, Dr P. Lakshminarasimhan, Dr T.K. Paul, and Dr V.P. Prasad, Central National Herbarium (CAL), Botanical Survey of India, Kolkata for all the help during our visit and also for locating the type specimen in the Wallichian collection; The Board of Trustees of the Royal Botanic Gardens, Kew for type images; Dr H.J. Noltie, and Dr E.M. Haston, Royal Botanic Garden, Edinburgh (E) for a search of Wight’s material at Edinburgh Herbarium and subsequent discussion; Dr Joseph John and Dr M. Latha, NBPGR, Regional Station, Thrissur for encouragements.