Strange Aster Leaves
A close-up of the strange leaves of this desert aster.
Aster Floret Close-up
The aster flower usually (or always) starts developing from the outer band of florets first.
If you look at one floret at a time, starting from the inside, then moving outward, you can create an animation, showing the development of the floret.
White Aster - No Corolla
White Aster - No Corolla
The aster floret usually has 5 petals, with 2 female stigma that curl away from each other into spirals.