Abstract
Marsdenia raziana Yogan & Subram. (Asclepiadaceae), is endemic to the Western Ghats of Karnataka and Kerala. It was first collected in 1970 from Yelnir Forests of Western Ghats, Samse Range, Chikmagalur District and described during 1976. Present collections from Agumbe and Kannur (Cannanore) form the first report for Shimoga District and extended distribution from southern region of Kerala State respectively.