Rediscovery of Impatiens laticornis C.E.C. Fisch. (Balsaminaceae), a Stenoendemic and Critically Endangered Species from Nilgiri Biosphere Reserve, Southern India

Impatiens laticornis C.E.C. Fisch. (Balsaminaceae), a stenoendemic and critically endangered species has been rediscovered from the type locality, Mukurthi National Park, a part of Nilgiri Biosphere Reserve in Nilgiris district, Tamil Nadu, India after a gap of 92 years. The type was collected by Edward Barnes in 1929. Nomenclatural citation, detailed description based on fresh plant materials, phenology and notes on its actual range of distribution are provided here along with illustration and colour photo plate, for its easy identification and future reference.