Mulgaonkar, M.S.2011-11-232011-11-232011-11http://dspace.vpmthane.org:8080/jspui/handle/123456789/2090Palynological observations of three corticolous Orchids. namely, Dendrobium transparans Wall es Lindl. Vanda tessellata (Rosh) Hook. f. ex G. Don and Cottonia enduncularis (Lindl.) Reich. f. were made under SEM with reference to the pollinia. Observations indicate that these pollinia vary in their shape, size, diameter and cellular structure. Connecting threads of elasto-visin were observed in Cottonia peduncularis (Lindl). Reich. f.enMuriElastovisin threadSEMArticle