Centaurea diffusa (diffuse knapweed) Journal Article 1 Research Support, Non-U.S. Gov't 1 Research Support, U.S. Gov't, Non-P.H.S. 1 biological invasion 1 evolution of increased competitive ability (EICA) 1 evolution of invasive species 1 mehr ... life history 1 maternal effects 1 stress 1 trade-offs 1 weniger ...