LICHENS OF CHENNAI CITY,TAMIL NADU

A view of Chennai city from St. Thomas Mount and it lies betweem 12˚47΄15"-13˚18΄45" N longitude 80˚18΄45"-79˚57΄45"E latitude (Left) and Toxic gases released from Industries present in and around chennai city (Ennore). A major factor affecting lichen diversity of Ennore area and Zero lichen divesity found because of toxic gases from industries around Ennore (Right).

Automobile exhaust, a threat to lichen diversity in Perambur area near Integral Coach Factory (ICF) (Left) and Rocks near Mahabalipuram area hosting lichen growth (Right).

A patch of mangrove vegetation found within the Theosophical Society near Adyar Estuary (Left) and Borassus flabellifer (Palm tree) hosting r lichen Dirinaria applana near Avadi area (Right).

Pyrenula ochrotropha on tree barks of Enterolobium cyclocarpum (Left) Caloplaca poliotera on siliceous rocks near Mahabalipuram area

Buellia hemispherica on calcareous rocks near St. Thomas Mount (Left) Gyrostomum scyphuliferum on tree barks in Guindy National Park

Pyxine minuta on calcareous rocks near Thirukkazhikundram (Left) Roccella montagnei on tree bark in Vadanemmeli area

Strigula nemathora on Mangifera indica leaf (Left) Tapillaria sp. on Phoenix sylvestris blade (center) Verrucaria sp. on stone in GNP(Right)

© 2007 Lichen Ecology and Bioprospecting Laboratory, M.S.Swaminathan Research Foundation, Chennai