1. Department of Botany University of Delhi Delhi 110007 India
2. School of Environmental Sciences Jawaharlal Nehru University New Delhi 110067 India
3. Gharwal Unit Ashoka Trust for Research in Ecology and Environment Royal Enclave, Sriramapura, Jakkur Post Bengaluru Karnataka 560064 India
4. G.B. Pant National Institute of Himalayan Environment and Sustainable Development Garhwal Unit, Srinagar (Garhwal) 246174 India
5. Department of Environmental Sciences H.N.B. Garhwal University Srinagar (Garhwal) 246174 India
6. Center of Ecological Economics and Natural Resources Institute for Social and Economic Change Bangalore 560072 India
7. Leibniz Centre for Agricultural Landscape Research (ZALF) Eberswalder Str. 84 Müncheberg 15374 Germany