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
Lepechinia cardiophylla toothed along the edges. The raceme inflorescence bears flowers on prominent pedicels. Each flower is a cuplike calyx of glandular sepals around a tubular white to lavender corolla. The corolla is curled back at the mouth into small lips. The fruit is a dark colored, hairless body a few millimeters long which develops within the calyx of sepals. Lepechinia cardiophylla Lepechinia cardiophylla is an uncommon species of flowering plant in the mint family known by the common names Santa Ana pitcher sage and heart-leaved pitcher sage. It is native to the Peninsular Ranges — in the Santa Ana Mountains of