Tanacetum isfahanicum Sonboli and Naderifar (Compositae-Anthemideae) is described as a new species from Isfahan Fars provinces of Iran. It belongs morphologically to sect Xanthoglossa differs its the closest relative, T. polycephalum, by shape basal cauline leaves, capitula, length width involucre color achene ribs. The phylogenetic position within genus established based on nrDNA ITS sequences...

Background: The genus Tanacetum (Compositae) is represented by 26 species in the flora of Iran, 12 of them are endemic. One report on the analysis of essential oil of Tanacetum polycephalum Boiss. species has been published. Objective: Aim of this study is to determine the chemical composition of the hydrodistilled oil of Tanacetum pinnatum Boiss. of Iranian origin for the first time. Metho...

Parthenium hysterophorus L. (congress grass, congress weed, carrot weed, wild feverfew, the “Scourge of India”) is an exotic weed that was accidentally introduced in India in 1956 through imported food grains.[1] It has become a common weed causing dermatitis of epidemic proportions.[2] The epithet “congress weed” refers to the US congress (who allocated the shipment for Pune, India).[3] In Pun...

Congress grass, Parthenium hysterophorus L., of the family Asteraceae (tribe: Heliantheae), is an erect and much branched annual or ephermeral herb, known for its notorious role as environmental, medical, and agricultural hazards. It is believed to have been introduced into India and Australia from North America and in the last few years the weed has emerged as the seventh most devastating weed...

Tanacetum polycephalum (L.) Schultz-Bip (Mokhaleseh) has been traditionally used in the treatment of headaches, migraines, hyperlipidemia and diabetes. The present study aimed to evaluate its anticancer properties and possible mechanism of action using MCF7 as an in vitro model. T. polycephalum leaves were extracted using hexane, chloroform and methanol solvents and the cytotoxicity was evaluat...