M. Jayashankar's scientific contributions

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Publications (1)


Black mildews of Kodagu, Karnataka, India
  • Article
  • Full-text available

December 2013

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52 Reads

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7 Citations

Journal of Threatened Taxa

C. Jagath Thimmaiah

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V.B. Hosagoudar

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M. Jayashankar

The systematic survey of the foliicolous fungi of Kodagu was initiated by one of the authors (VBH) in the year 2002, conducted four field tours to the area and subsequently taken over by the other authors (CJT & MCJ). Of these, only black mildews are presented here. More than 400 collections of black mildews are collected from Kodagu recorded on 265 host plants belonging to 65 families of flowering plants represented three fungal groups: Meliolales, Asterinales and Schiffnerulaceae belonging to 20 fungal genera: Amazonia - 4, Appendiculella - 1, Armatella - 4, Asterdiella - 21, Asterina - 61, Asterolibertia - 2, Asterostomella - 5, Cirsosia - 2, Echidnodella - 2, Eupelte - 1, Irenopsis - 11, Ishwaramyces - 1, Lembosia - 4, Mahanteshamyces - 1, Meliola - 82, Meliolaster - 1, Prillieuxina - 2, Questieriella - 3, Sarcinella - 6, Schiffnerula - 9. Of these, Asteridiella kodavae, Meliola coorgiana, Meliola kodaguensis, Meliola madhucae, Meliola cauveriana and Meliola goniothalami are new species. The area forms type locality for several taxa. This is the first of its kind for the area and forms a base for the subsequent work.

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Citations (1)


... Following the life cycle of modern Meliola sp. (Mueller et al., 1991;Tucker et al., 2010, Thimmaiah et al., 2013, here, we have illustrated for the first time a probable life cycle of our fossil-species M. bhutanensis showing both sexual and partial asexual morph cycle (Fig. 6). In the sexual morph cycle, colonization of our fungal fossil-species might have started when a mature 4 septate, 5-celled ascospore attached to the leaf surface of the host angiosperm plant. ...

Reference:

A novel fossil-species of Meliolinites Selkirk (fossil Meliolaceae) and its life cycle stages associated with an angiosperm fossil leaf from the Siwalik (Mio-Pliocene) of Bhutan sub-Himalaya
Black mildews of Kodagu, Karnataka, India

Journal of Threatened Taxa