References
- Adam JH. 1998. Reproductive biology of Bornean Nepenthes (Nepenthaceae) species. J Trop For Sci. 10(4):456–47l.
- Adam JH, Wilcock CC. 1999. Palynological study of Bornean Nepenthes (Nepenthaceae). Pertanika J Trap Agric Sci. 22(1):1–7.
- Ahmedullah M, Nayar MP. 1987. Endemic plants of the Indian Regions. Calcutta: Botanical Survey of India.
- Amagase S. 1972. Digestive enzymes in insectivorous plants: III. Acid proteases in the genus Nepenthes and Drosera peltata. J Bioch. 72:73–81.
- Basumatarya SK, Bera SK, Sangma SN, Marak G. 2014. Modern pollen deposition in relation to vegetation and climate of Balpakram Valley, Meghalaya, northeast India: implications for Indo-Burma palaeoecological contexts. Quaternary International 325:30–40.
- Bauer U, Grafe TU, Federle W. 2011. Evidence for alternative trapping strategies in two forms of the pitcher plant, Nepenthes rafflesiana. J Exp Bot. 62:3683–3692.
- Bauer U, Federle W. 2009. The insect-trapping rim of Nepenthes pitchers: surface structure and function. Plant Signalling and Behaviour 4:1019–1023.
- Bera SK, Basumatary SK, Agarwal A, Ahmed M. 2006. Conversion of forest land in Garo Hills, Meghalaya for construction of roads: A threat to the environment and biodiversity. Current Science 91(3):281–284.
- Bhau BS, Medhi K, Sarkar T, Saikia SP. 2009. PCR based molecular characterization of Nepenthes khasiana Hook. f.—pitcher plant. Genetic Resources and Crop Evolution 56 (8):1183–1193.
- Bohn HF & Federle W. 2004. Insect aquaplaning: Nepenthes pitcher plants capture prey with the peristome, a fully wettable water-lubricated anisotropic surface. PNAS 101:14138–14143.
- Bonhomme V, Pelloux-Prayer H, Jousselin E, Forterre Y, Labat JJ, Gaume L. 2011. Slippery or sticky? Functional diversity in the trapping strategy of Nepenthes carnivorous plants. New Phytol. 191:545–554.
- Brenan JPM. 1968. The relevance of the national herbaria to modern taxonomic research. London and New York: Academic Press; p. 23–32.
- Cerceau-Larrival MT. 1971. Morphologie pollinique et corrélations phylogénétiques chez les Umbelliferous. In: Heywood VH, editor. The Biology and Chemistry of the Umbelliferae. London: Academic Press; p. 109–155
- Clarke C. 1997. Nepenthes of Borneo. Kota Kinabalu: Natural History Publications.
- Clarke C. 2001. Nepenthes of Sumatra and Peninsular Malaysia. Kota Kinabalu: Natural History Publications.
- Danser BH. 1928. The Nepenthaceae of the Netherland Indies. Bull. Jard. Bot. Buitenzorg. 9(3) LIVR 3–4:249–435.
- Dixit Swati, Bera SK. 2011. Mid-Holocene vegetation and climatic variability in tropical deciduous sal (Shorea robusta) forest of lower Brahmaputra valley, Assam, Northeast India. J Geol Soc India 77:419–432.
- Erdtman G. 1943. An introduction to Pollen analysis. Chronica Botany Company. Waltham, Mass, USA.
- Erdtman G. 1952. Pollen morphology and plant taxonomy. Chronica Botany Company. Waltham, Mass, USA.
- Erdtman G. 1954. An introduction to pollen analysis. Chronica Botany Company. Waltham, Mass, USA.
- Erdtman G, Metcalfe CR. 1963. Affinities of certain genera incertae sedis suggested by pollen morphology and vegetative anatomy. Kew Bulletin 17:249–256.
- Gaume L, Gorb S, Rowe N. 2002. Function of epidermal surfaces in the trapping efficiency of Nepenthes alata pitchers. New Phytol. 156:479–489.
- Gaume L, Forterre Y. 2007. A viscoelastic deadly fluid in carnivorous pitcher plants. PLoS ONE 2:e1185. doi: 10.1371/journal.pone.0001185.
- Ghopalan R, Henry AN. 2000. Endemic plants of India. Coimbatore: Botanical Survey of India.
- Hajra PK. 1974. Endemic plants of Meghalaya. Bull. Meghalaya Sci Soc. 1:14–21.
- Haridasan K, Rao RR. 1984. Flora, vegetation and plant resources of Garo Hills. In: Gassah L.S., editor. Garo Hills and People. New Delhi: Omsons Publications; p. 97–105.
- Haridasan K, Rao RR. 1985–1987. Forest Flora of Meghalaya. Dehra Dun, India: Bishen Singh Mahandra Pal Singh Publishers.
- Heywood VH. 1976. Plant taxonomy. The Institute of Biology's studies in Biology No. 5. 2nd ed. London: Edward Arnold.
- Jamir SA, Pandey HN. 2003. Vascular plant diversity in the sacred groves of Jaintia Hills in northeast India. Biodiversity and Conservation 12:1497–1510.
- Jeffrey C. 1964. A note on pollen morphology in Cucurbitaceae. Kew Bulletin 18:473–477.
- Juniper BE, Robins RJ, Joel DM. 1989. The Carnivorous Plants. London: Academic Press.
- Kanjilal UN, Kanjilal PC, Das A, De RN, Bor NL. 1934–1940. Flora of Assam, vol. I-IV. Shillong: Government Press.
- Kataki SK. 1986. Orchids of Meghalaya. Shillong: Meghalaya Forest Department.
- Khan ML, Shaily M, Kamaljit SB. 1997. Effectiveness of the protected area network in biodiversity conservation, a case study of Meghalaya state. Bio diversity and Conservation 6:853–865.
- Kiew R. 1984. Preliminary pollen study of the Oleaceae in Malaysia. Gard. Bull., Singapore 37(2):225–230.
- Krutzsch W. 1985. Uber Nepenthes-Pollen in europaischen Tertia’r. Gleditschia 13:89–93.
- Krutzsch W. 1989. Paleogeography and historical phytogeography (paleochorology) in the Neophyticum. Plant Syst Evol. 162:5–61.
- Kurup R, Johnson AJ, Sankar S, Hussain AA, Kumar CS, Baby S. 2013. Fluorescent prey traps in carnivorous plants. Plant Biology 15(3):611–615.
- McPherson S. 2009. Pitcher plants of the Old World. Redfern Natural History, Poole.
- Meimberg H, Wistuba A, Dittrich P, Heubl G. 2001. Molecular phylogeny of Nepenthaceae based on cladistic analysis of plastid trnK Intron sequence data. Plant Biol. 3(2):164–175.
- Muller J. 1970. Palynological evidence on early differentiation of angiosperms. Biol Rev Cambridge Philos. 50s. 45: 417–450.
- Nayar MP, Sastry ARK. 1987–1990. Red Data Book of Indian Plants. Calcutta: Botanical Survey of India.
- Phillipps A, Lamb A, Lee CC. 2008. Pitcher plants of Borneo. 2nd ed. Kota Kinabalu: Natural History Publications.
- Rao RR, Haridasan K. 1982. Notes on the distribution of certain rare, endangered and endemic plants of Meghalaya with a brief remark on the Flora. J. Bombay Nat Hist Soc. 79:93–99.
- Singh JN, Mudgal V. 1999. Studies on habitat conditions of a few plant species of medicinal values of Nokrek Biosphere Reserve, Meghalaya. Journal of Non-Timber Forest Products 6(3/4):192–198.
- Singh B, Phukan SJ, Sinha BK, Singh BK, Singh VN, Borthakur SK. 2011. Conservation strategies for Nepenthes khasiana in the Nokrek Biosphere reserve of Garo hills, northeast India. Int J Cons Sci. 2(1):55–64.
- Skvarla JJ, Turner BL. 1966. Systematic implications from electron microscope studies of Compositae pollen - a review. Ann Missouri Bot Gard. 53:220–256.
- Som RM. 1988. Systematic studies on Nepenthes species and hybrids in the Malay peninsular. PhD thesis. Fakulti Sains Hayat, Universiti Kebangsaan Malaysia, Bangi, Selangor, Malaysia.
- Song X-Y, Yao Y-F, Wortley AH, Paudayal KN, Yang SH, Li C-S, Blackmore S. 2012. Holocene vegetation and climate history at Haligu on the Jade Dragon Snow Mountain, Yunnan, SW China. Climatic Change 113:841–866.
- Stanley RG, Linskens HF. 1974. Pollen biology and biochemistry Management. Berlin, Heidelberg and New York: Springer-Verlag.
- Takhtajan A. 1988. Floristic Regions of the World. Bishen Singh Mahandra Pal Singh, Dehradun:71–78.
- Upadhaya K. 2002. Studies on plant biodiversity and ecosystem function in sacred groves of Meghalaya. PhD Thesis. Shillong-22: North-Eastern Hill University.
- Via do Pico GM, Dematteis M. 2013. Pollen morphology and implications for the taxonomy of the genus Chrysolaena (Vernonieae, Asteraceae). Palynology 37(2):177–188.
- Walker JW, Doyle JA. 1975. The bases of angiosperm phylogeny: palynology. Ann Missouri Bot Gard. 62(3):664–723.