N.B.K.R MEDICINAL PLANTS RESEARCH CENTER, VIDYANAGR, (A.P)
S.K. M. Basha, M. Rambabu, E. Rajya Lakshmi
Veligonda and adjoining hill ranges spread along about 170 Km North to South in Kadapa and Nellore Districts and stretching a little further into Prakasam District. Geographically these hill ranges lie between 790 E to 790 30’ E and 130 45’ N to 150 15’ N. The latitude in general ranges up to 1000 m. The forests are in general dry deciduous type. Veligonda and adjoining hill ranges comprising of Palakonda, Seshachalam, Lankamala and terminal part of Nallamala from mid region of Southern Eastern Ghats.
Veligonda hill ranges have high altitudinal and deep valleys. These dense natural forest pockets are blessed with some native species. Pterocarpus santalinus, Shorea tumbuggaia, Terminalaia Pallida.
Plants of various uses occur in veligonda forests and some of them are constant subjects of exploitation for timber and for other miscellaneous purposes. Due to over exploitation such species are found to be in decreasing strength of population although some of them were once quite common and abundant locally. Some are already occurring in poor population and due to exploitation they are falling under threatened condition. Such threatened medicinal plants in the area are: Antidesma ghaesembilla, Boswellia serrata, Butea monosperma, Ceropegia spiralis, Choroxylon swietenia, Decalepis hamiltonii, Dodonaea viscosa, Gloriosa superba, Haldina cordifolia, Hardwickia binata, Ipomoea violacea, Isonandra villosa, Mitragyna parviflora, Pterocarpus marsupium, P. santalinus, shorea roxburghii, S.tumbuggaia, Strychnos colubrina, syzyzium alternifolium, Terminalia pallida, T.tomentosa these medicinal plants can be conserved by adapting to basic strategies i.e. in situ conservation and ex situ...