Select a male flower (with anthers containing pollen) and brush it against the stigma to hand pollinate. “The stigma’s surface will be sticky when it is receptive, and you will see the yellow ...

From towering trees to delicate flowers, complex plant shapes are sculpted with remarkable precision. Now a study by ...

the mature ray and trans flowers have only female sex organs. That is because anthers arrest at early stages of development resulting in the formation of nonfunctional staminodes. In disc flowers, ...