Sepal
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A sepal is a part of the flower of angiosperms. Usually green, sepals typically function as protection for the flower in bud, and often as support for the petals when in bloom. Collectively, the sepal
Tetramerous flower of Ludwigia octovalvis showing petals and sepals
After blooming, the sepals of Hibiscus sabdariffa expand into an edible accessory fruit.
In many Fabaceae flowers, a calyx tube surrounds the petals.
The large calyx of the medlar fruit is the source of its vulgar nicknames.
Flower
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Flowers, also known as blossoms and blooms, are the reproductive structures of flowering plants. Typically, they are structured in four circular levels around the end of a stalk. These include: sepals
Sepal
…A sepal () is a part of the flower of angiosperms (flowering plants). Usually green, sepals typically function as protection for the flower in bud, and often as support for the petals…
A dandelion inflorescence is made up of many small flowers grouped closely together to look like a single flower (a pseudanthium).
Floral diagram and formula for a Convolvulus
Diagram showing the floral organs within a developing rose flower, or rose bud
A hoverfly pollinating Oxalis pes-caprae