The phrase “Darwin’s abominable mystery” is frequently used with reference to a range of outstanding questions about the evolution plant group today known as angiosperms. Here, I seek more fully understand what prompted Darwin coin in 1879, and meaning he attached it, by surveying systematics, paleobotanical records, phylogenetic hypotheses his time. In light this historical research, argue tha...

The last decade of the twentieth century has witnessed a period of renewed interest, redefinition of questions, and some dramatic advances toward resolving some of the long-standing issues related to the developmental regulation of leaf morphogenesis. New interest has been sparked by the application of developmental genetics, molecular biology, and mosaic analysis to the study of genetic model ...

The present investigation deals with the ethnomedicinal plants of Kumaragiri Hills of Salem district, Tamilnadu. The indigenous knowledge of the village dwellers, the herbal medicine practitioners and other traditional healers and the native plants used for medicinal value were collected through questionnaire and personal interviewed during field trips. The study revealed some unknown medical u...