The below mentioned article provides a note on puccinia. The genus includes about 3,000 species. Of these 147 have been reported from India. All are internal parasites attacking angiosperms. Only the spore masses are visible externally. Some of them such as Puccinia graminis tritici (Black stem rust of wheat) are of great economic importance as they cause destructive rust diseases [...]
In this article we will discuss about the features and classification of heterobasidiomycetidae. Diagnostic Features of Heterobasidiomycetidae: (i) Lack dolipore septa and clamp connections. Recently, however, clamp connections have been recorded in many species. (ii) Formation of thick-walled binucleate spores known as the teleutospores. (iii) Basidium partitioned transversely or longitudinally into two, three or four cells (phragmobasidium). (iv) The basidia [...]
In this article we will discuss about:- 1. Genus of Fusarium 2. Mycelium of Fusarium 3. Reproduction. Genus of Fusarium: The form-genus Fusarium includes a large number of species and many forms within species. Many of these are saprobic or saprohytic. Some are only mild facultative parasites. Others are parasitic. All, however, have a saprophytic stage. Some of the parasitic [...]