Manickam, V. S. Ecological studies on the fern flora of the Palni Hills, S. India / V.S. Manickam and C.A. Ninan - New Delhi : Today and Tomorrows Printers & Publishers, 1984 - 71 p., [4] p. of plates : ill., maps ; 25 cm. - International bioscience series ; 5 . Includes bibliographical references and index ISBN: Rs. 95.00 Subjects--Topical Terms: Ferns--Ecology--India--Palni HillsFerns--Climatic factors--India--Palni Hills Dewey Class. No.: 635.937309548