Centaurea spectabilis (DC.)... powo.science.kew.org

Asteraceae www.vanherbaryum.yyu.edu.tr...

Centaurea spectabilis (DC.)... powo.science.kew.org

Asteraceae / Centaurea... www.vanherbaryum.yyu.edu.tr...

Second-Step... bioone.org

Asteraceae / Centaurea... www.vanherbaryum.yyu.edu.tr...

Asteraceae www.vanherbaryum.yyu.edu.tr...

Centaurea spectabilis (DC.)... powo.science.kew.org

Centaurea microlopha... treatment.plazi.org

knapweeds (Genus Centaurea)... www.inaturalist.org

knapweeds (Genus Centaurea)... www.inaturalist.org

PDF) A revision of... www.researchgate.net

Taxonomy Asteraceae -... observation.org

Centaurea ukrbin.com

Taxonomy Asteraceae -... observation.org

Pollen grains (SEM) of... www.researchgate.net

Centaurea ukrbin.com

矢车菊属 - 维基百科，自由的百科全书 zh.wikipedia.org

knapweeds (Genus Centaurea)... www.inaturalist.org

Taxonomic notes on... onlinelibrary.wiley.com