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Image segmentation - watershed

My work is to find an individual leaf from an group of leaves in the image. The constrain is the individual leaf i have to segment must be complete in shape. I used marker based watershed transform.

image description

I get this output

image description

I created the marker using dilation and erosion to find background and fore ground.

From this image how can i segment an individual leaf? What steps shall i go?

Image segmentation - watershed

My work is to find an individual leaf from an group of leaves in the image. The constrain is the individual leaf i have to segment must be complete in shape. I used marker based watershed transform.

image description

I get this output

image description

I created the marker using dilation and erosion to find background and fore ground.

From this image how can i segment an individual leaf? What steps shall i go?