Another species—V. fimbriatum, Gray—a smaller plant, is found upon the plains in Mendocino County. It may be distinguished from the above by its more slender leaves, its woolly flower-panicle, and its decidedly fringed flower-petals.


II. YELLOW

[Yellow or occasionally or partially yellow flowers not described

in the Yellow Section.


SUN-CUPS.

Œnothera ovata, Nutt. Evening-Primrose Family.

Root.—A thick tap-root. Leaves.—All radical; oblong-lanceolate; smooth; ciliate. Flowers.—Solitary in the axils; bright golden yellow. Calyx-tube.—Filiform; one to five inches long; limb of four lanceolate, reflexed divisions. Petals.—Four; three to ten lines long. Stamens.—Eight. Ovary.—Four-celled; underground. Style filiform. Stigma capitate. Fruit.—A ribbed capsule. Hab.—Near the coast from San Francisco to Monterey.