Notes on two lesser known Codonopsis (Campanulaceae) from eastern Himalaya, India

Abstract

Two lesser known species of Codonopsis Wall. (Campanulaceae), viz. C. benthamii Hook.f. & Thomson and C. subsimplex Hook.f. & Thomson were collected after a lapse of more than a century from Sikkim Himalaya, India. The authors evaluated the phenology of the above species in the last hundred years which shows a significance alteration. In this paper, information about the taxonomy, habitat, distribution and phenology are discussed along with photographic images.