Sepal Sepal A sepal ( or ) 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 when in bloom. The term "sepalum" was coined by Noël Martin Joseph de Necker in 1790, and derived from the Greek σκεπη ("skepi"), a covering. Collectively the sepals are called the calyx (plural calyces), the outermost whorl of parts that form a flower. The word "calyx" was adopted from the Latin "calyx", not to be confused with "calix", a cup or goblet. "Calyx" derived from
Discodermia calyx to cure cancer. Discodermia calyx Discodermia calyx are bowl-shaped sponges that are found in shallow waters in central and southern Japan. These sponges are distributed by the central Kuroshio current and are therefore localized along this current. Like many other sponges, "D. calyx" are very porous. They use the pores in their outer walls to draw in water which they then expel, retaining the nutrients dissolved in the water to nourish themselves. To keep water flowing in and out, the flagella that line their pours beat in either direction. The sponge is most known and used for a molecule that