There are usually no ray florets but one or two occasionally emerge from a head.

The ray florets are one or two centimeters long and yellow in color.

The flower head contains up to 50 flat ray florets.

The flower head contains up to 200 white or yellow ray florets.

There is no more than one ray floret; this may be absent.

The ray florets are 1 or 2 centimeters long and white in color.

Some heads also have a few to many yellow ray florets.

The flower head has 5 to 8 golden yellow ray florets.

The ray florets are 1 to 2 centimeters and light yellow in color.

The flower head opens into a face of up to 10 yellow ray florets.