Prakasa, C.S. and Biswas, S.N. 1968. A New Variety of <I>Hemiadelphis polyspermus</I> Nees (<I>Acanthaceae</I>) from India. Indian Forester. 94, 9 (Sep. 1968), 657–658. DOI:https://doi.org/10.36808/if/1968/v94i9/25908.