Well, perhaps flowers of sulfur or frost flowers. But the presence of petals is part of the usual definition of a flower. There may be flowers without petals, but I can't think of any.
Glumiflorae flower has no petals. This family which includes grasses, sedges, rushes and cattails have very small, almost unnoticeable petals or no petals at all. The corn, rice, wheat, barley, and sugar-cane are included in this class of plants.
Okay there are no flowers just petals but here are the one's I know, rose petals, daisy petals, buttercup petals, and lily petals. But those are just the one's I remember.
Grass flowers lack petals .
Grass flowers lack petals .
poinsettia
Chrysanthemums have two types of flowers on the flower head: disk and ray flowers. The amount of petals vary by cultivar.
5
no
A willow tree
Similar cells which make up tissues at the cellular organizational level make up the petals of flowers.
Complete flowers!☺♥
the flowers shine like butterflisew
Petals are not involved in reproduction.They provide protection and attract insects for pollination.