Odisha

The divine, “Gupteswar Forest” situated in the southernmost region of Odisha and a part of Eastern Ghats, is a great assemblage of significant species of flora and fauna. This sacred place always drags the attention of naturalists, environmentalists, researchers, and tourists for its rich biodiversity and the gigantic Shiva Linga which has rich mythological significance and mesmerizing beauty of the surrounding domain. The 350 hectares of demarcated area that intersects Gupteswar PRF and Dondrakhol RF comprises at least 608 faunal species and 615 floral species. Faunal richness includes 28 species of mammals, .188 species of birds, 18 species of amphibia, 48 species of reptiles, 45 species of Pisces, 141 species of butterflies, 43 species oI moths, 41 species of odonates, 30 species of spiders, six species of scorpion and 20 species of lower invertebrates. Gupteswar is also bestowed with sub terrain vegetation with a rich diversity of threatened and medicinal plants which include, 182 species of tree, 76 species of shrubs, 177 species of herbs, 69 species of climbers, and 14 species of orchids. other than that, 17 species of ferns, 20 species of bryophytes, 15 species of lichens, 44 species of macro fungi and one species of gymnosperm have also been documented in this area.

Treasure trove of medicinal plants comprising 1055 floral species including 849 angiosperms, 56 pteridophytes, 40 bryophytes, 45 lichens , 2 angiosperms and 63 macrofungi. The Faunal diversity of 500 species includes 43 mammals, 161 birds, 16 amphibians, 118 butterflies, 27 dragonflies7 damselflies and 83 spiders Two endemic species, a plant , Ficus conccina var. dasycarpa and a spider, Peucetia harishankarensis are endemic to this hill. Two historical monuments , Nrusinghhanath and Harishankar temples located in the Northern and Southern slopes respectively in the foothills have immense cultural significance. These are two major pilgrimage sites of Odisha . Moreover, famous traveller, Hiusen Tsang described this hill shrine as a Buddhist Heritage Site, "Parimalagiri". The site has its socio-economic, ecological and biological significance and long history of human association

Mahendragiri hill is situated at an elevation between 700-1501 m above mean sea level in Gajapati district of Odisha. With increase altitude, the hill complex demonstrates several micro climatic conditions like tropical shola, tropical semievergreen, tropical moist-deciduous & tropical dry deciduous. The diversified vegetation with rich floral diversity representing 40% of the reported flora of Odisha. A total of 1,358 species of plants including 1,042 species of angiosperms under 122 families, 60 species of pteridophytes, 104 species of bryophytes, 53 species of lichens and 72 species of macro-fungi and 2 species of gymnosperms occurring in the hill ecosystem.The ancient temples of Kunti, Shima, Arjuna and Yudhisthir at Mahendragiri have been declared as protected monuments under the Ancient Monument and Archaeological sites and Remains Act 1958 by the State Government. These monuments provide a sacred and holy background for receiving about one lakh devotees annually every year to worship the deities of the hill

Mandasaru gorge is an adobe of 1563 species of plants, animals and fungi spreaded over an area of 528 ha. Out of 41 species of medicinal plants categorized under various threatened categories. Twenty three threatened species of plants, 3 endemics including Lithophytic orchid-Cirrhopetalum panigrahianum and one gymnosperm, Cycas orixensis occur in this place. Lasiococca comberi, Saraca asoca, Balanophora polyandra, Polyalthia simiarum, Dimorphocalyx glabellus, Stemona tuberosa, Pueraria tuberosa, Rauvolfia serpentina, Embelia ribes and Gnetum ula are some of the threatened plants of the gorge. The gorge provides congenial habitat for  fishing Cats, and Small clawed otters. One of the Eastern Ghats Endemics the Golden Geckos, having a good population inside the gorge. The gorge is also a sacred site for the local communities as they worship and conserve a fern (Patharagirdhini/ Drynaria quercifolia) in one of the hill tops.