Floral Biodiversity of Sikkim

Sikkim supports at least 4000 species of flowering plants. Two taxa, however, the genus Rhododendron (45 Species/100 genera family Orchidaceous (450 Species/100 genera in Sikkim, 20 species threatened),have attracted the most attention from naturalists, primarily because they produce attractive flowers in many colours and shapes. Sikkim supports 9 conifer species (rich by the standards of the HER) and 300 species of pteridophutes (ferns and fern allies). Numerous medicinal plants species also occur in Sikkim.