A flower is the organ of reproduction of the higher plants or Spermaphytes. Non flowering plants such as ferns and mosses reproduce by spores therefore do not require flowers.
Flowering plants require pollinatio non-flowering plants do not.
You get both flowering plants and non-flowering plants; non-flowering are things like mosses, ferns and liverworts which produce spore, flowering plants produce seeds
flowering plants and non-flowering plants
Trivia for flowering plants
Plants are classified as flowering(angiosperms) or non flowering(gymnosperms).
All flowering plants flower to attract pollinators to help to produce either fruit or seeds, so your question is difficult to give an answer to. If you can be a bit more specific I'll try to help.
Conifers are non-flowering plants.
non flowering plants reproduce from spores and some of the oldest plants are on earth
It is a flowering plant
There's no mystery here. Non-flowering plants don't have flowers.
it is about the plants that always flowers
Allamanda is a flowering plant