المؤلفون: Manickam, Visuvasam Soosai, Vallinayagam, Sambantham, Johnson, Marimuthu

المساهمون: Chandra, Subhash, editor^{Aff1, Aff2}, Srivastava, Mrittunjai, editor^{Aff1, Aff2}

المصدر: Pteridology in the New Millennium : NBRI Golden Jubilee Volume. :497-504

المؤلفون: Marimuthu, Johnson, Manickam, Visuvasam Soosai

المصدر: Journal of Threatened Taxa; Jul2011, Vol. 3 Issue 7, p1919-1928, 10p, 4 Color Photographs, 3 Charts

مصطلحات موضوعية: CONSERVATION biology, ENDANGERED species, GERMINATION, FERN gametophyte development

مصطلحات جغرافية: WESTERN Ghats (India), INDIA