Lepuropetalon and usually face upward. They are large compared to the rest of the plant, 2 to 3mm in diameter with male and female parts both present and functional. The calyx consists of five broad, often unequal sepals that are joined in the lower part to form a floral cup that encloses the lower half of the ovary and is thickened along its fissures to form five ribs. The sepals persist beyond the maturity of the fruit. The petals are scale-like, white and barely visible, on the rim of the floral cup between the sepals, or sometimes absent. They die but
Scutellaria nana each borne in a calyx of sepals with a prominent ridge on the upper surface. The corolla is up to 2 centimeters long, tubular in shape, and generally white or yellowish with purple mottling on the lips. Like several other skullcap species, this plant is used medicinally. Scutellaria nana Scutellaria nana is a species of flowering plant in the mint family known by the common names dwarf skullcap and dwarf scullcap. It is native to the western United States, especially in and around the Great Basin. It grows in plateau scrub, often on volcanic soils. It is a small perennial