Bupleurum milamense sp. nov. (Apiaceae) from Milam Valley, Western Himalaya, India

Abstract

A new species, Bupleurum milamense (Apiaceae) is described from the alpine forest region of the Milam Valley, Uttarakhand, India. The new species is similar to B. gracillimum Klotzsch in the nature of the plant, leaf shape, number of bracts, shorter umbel rays, number, shape and size of bracteoles, bracteoles shorter than the flowers, and number of flowers per umbellules, However, it significantly differs by having an erect stem position, in the number of umbel rays, fruit shape and size, and number of vallecular and commissural vittae. A detailed description, photographs, distribution map, and a comparison with allied species are provided.