Anthozoans.
umbrella
MEDUSA
It is a polyp. Good question!
its a medusa- double checked
No, polyps are the anchored versions, anemones and hydras and such. The umbrella is called a medusa, or jellyfish.
The cup shaped part of a daffodil is called a corona. A cyanthium is the cup shaped flower of the Euphorbia family. The involucre is the cup shaped flower like structure of scrub buckwheat.
The everlasting flower is also called a strawflower. It is shaped similar to a daisy. The outer petals are called rays. The center disk has female flowers and male flowers.
You have described body plan of a medusa...... and a jellyfish is a good example of a medusa.
Stellate is the term which describes a flower whose shape resembles that of a star.Specifically, the word functions as an adjective. It originates in the Latin word stellatus for "covered with stars". Its meaning will include "star-shaped" in regard to objects (such as flowers) and "star-spangled" in other contexts.
A star shaped garden flower beginning with ast is aster.
A rosette
a flower pot that is solid and square shaped