A recent record for the almost-extinct Centaurea cyanus is documented for two fields in N. Co. Clare (H9), along with many ruderal species as well as Chenopodium bonus-henricus. Their probable long ...

With their star-like brilliant blue blossoms, Centaurea cyanus or bachelor’s buttons are a favorite in Redlands. Native to Europe, this member of the Asteraceae family has naturalized across North ...

Each year the National Garden Bureau selects a flower to promote, and this year Centaurea is in the spotlight. Centaurea actually includes a number of species that gardeners are more familiar with by ...

Long before Google and Facebook, young women had no trouble finding out if the new man in town had a wife. They just looked at his buttons. In medieval times, buttons were made of cloth, and if they ...

Journal of Plant Diseases and Protection, Vol. 117, No. 5 (Oktober 2010), pp. 233-239 (7 pages) Weed species within arable fanning systems act as a source of food and provide habitat for various taxa ...