Lawsonia inermis 0.5–2 cm or 0.6–2 in x 0.2–0.8 in), acuminate (tapering to a long point), and have depressed veins on the dorsal surface. Henna flowers have four sepals and a calyx tube, with spread lobes. Its petals are obvate, with white or red stamens found in pairs on the rim of the calyx tube. The ovary is four-celled, long, and erect. Henna fruits are small, brownish capsules, in diameter, with 32–49 seeds per fruit, and open irregularly into four splits. The henna plant is native to northern Africa, western and southern Asia, and northern Australia, in semi-arid zones and tropical areas.
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