''Scutellaria antirrhinoides'' is a species of flowering plant in the mint family known by the common names nose skullcap and snapdragon skullcap. It is native to the western United States, where it grows in forests, woodlands, and open, rocky habitat types. It is a

perennial herb A perennial plant or simply perennial is a plant that lives more than two years. The term ('' per-'' + '' -ennial'', "through the years") is often used to differentiate a plant from shorter-lived annuals and biennials. The term is also widel ...

producing an erect stem or cluster of stems up to 35 centimeters tall from a system of thin

rhizome In botany and dendrology, a rhizome (; , ) is a modified subterranean plant stem that sends out roots and shoots from its nodes. Rhizomes are also called creeping rootstalks or just rootstalks. Rhizomes develop from axillary buds and grow hori ...

s. The stems are coated in short hairs which are curled or angled upward and sometimes have resin glands. The oval leaves are coated in tiny hairs and are oppositely arranged. The lowest leaves are borne on short petioles. Flowers emerge from the

leaf axils A leaf ( : leaves) is any of the principal appendages of a vascular plant stem, usually borne laterally aboveground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", while the leaves, ste ...

. Each flower is held in a

calyx Calyx or calyce (plural "calyces"), from the Latin ''calix'' which itself comes from the Ancient Greek ''κάλυξ'' (''kálux'') meaning "husk" or "pod", may refer to: Biology * Calyx (anatomy), collective name for several cup-like structures ...

of sepals with a large ridge or appendage on the upper part. The corolla measures up to 2 cm long, tubular in shape with a large upper and lower lip. The upper lip is folded into a beaklike protrusion and the lower has three flat lobes. The corolla is purple to blue with an area of white mottling on the lower lip.

References

External links

USDA Plants profile for ''Scutellaria antirrhinoides'' (nose skullcap)The Jepson eFlora (TJM2) treatment of ''Scutellaria antirrhinoides''University of Washington, Burke Museum imagesUC CalPhotos gallery of ''Scutellaria antirrhinoides'' (nose skullcap)
antirrhinoides Endemic flora of the United States Flora of California Flora of Oregon Flora of Washington (state) Flora of the Cascade Range Flora of the Klamath Mountains Taxa named by George Bentham {{Lamiaceae-stub