Cordylanthus tenuis is a species of flowering plant in the family Orobanchaceae known by the common name slender bird's beak. It is native to the US states of California, Oregon, and Nevada, where it grows in woodland and forest. It erects a spindly stem which may exceed a meter in height with sparse narrow leaves a few centimeters long, and is sometimes sticky with glandular secretions. The plant is greenish and tinted with yellow or purple coloration. The stem branches at intervals and at the end of each branch is a cluster of one to several flowers. Each pocket-shaped flower is one to two centimeters long and about one wide, made up of fuzzy maroon lobes with white or yellow lips.
Downingia bacigalupii is a species of flowering plant in the bellflower family (Campanulaceae) known by the common name Bach's calicoflower or Bacigalupi's downingia. This showy wildflower is native to the western United States from California to Idaho, where it is a resident of moist meadows and vernal pool ecosystems. This annual grows on a branching erect stem with small diamond-shaped leaves at intervals. At the top of each stem branch is one or more flowers, each between one and two centimeters wide. The flower has two long upper lobes which may be flat and straight or curl back, and are usually dark-veined blue. The three lower lobes are fused into one three-toothed surface, which is dark-veined blue with two bright yellow blotches rimmed with white in the center. The fruit is a dehiscent capsule two to five centimeters long. The stamens are fused together into an erect purple stalk bearing the dark anthers.
Downingia concolor is a species of flowering plant in the bellflower family known by the common names maroonspot calicoflower and fringed downingia. This showy wildflower is endemic to California, where it is a resident of ponds and vernal pool ecosystems in the northern part of the state.
Downingia cuspidata is a species of flowering plant in the bellflower family known by the common name toothed calicoflower. This showy wildflower is native to California, where it is a resident of ponds, meadows, and vernal pool ecosystems throughout the state. Its range may extend into Mexico.
Downingia elegans is a species of flowering plants in the bellflower family known by the common names elegant calicoflower and Californian lobelia. This showy wildflower is native to western North America from California to British Columbia, where it is a resident of meadows and vernal pool ecosystems. This annual grows on a branching erect stem with many pointed leaves. At the top of each stem branch is one or more flowers, each one half to two centimeters wide. The tubular flower has two long, narrow, pointed upper lobes which are generally rich purple. The lower lip is fused into one three-lobed surface, which is purple with a large blotch of white in the center. The lobes may be quite pointed. There is sometimes some yellow coloration near the mouth of the tube.
Downingia insignis is a species of flowering plant in the bellflower family known by the common names harlequin calicoflower and cupped downingia. This showy wildflower is native to the western United States from California to Idaho, where it is a resident of lakesides and vernal pool ecosystems.
Downingia laeta is a species of flowering plant in the bellflower family known by the common name Great Basin calicoflower. This showy wildflower is native to western North America from California to Saskatchewan, where it is a resident of riverbanks, ponds, and vernal pool ecosystems. This annual grows on a thick erect stem with a few short, pointed leaves. Atop the stem is usually a single flower, which has an upper lip made up of two narrow, pointed lobes in shades of very light blue or purple, or white, and a lower lip which is a fusion of three lobes in the same color with two bright yellow spots and sometimes some purple or pink blotches or streaking.
Downingia montana is a species of flowering plant in the bellflower family known by the common name Sierra calicoflower. This showy wildflower is native to California, where it lives in the meadows and pine forests of the high mountains. Its range may extend into Oregon. This annual grows an erect stem, which may branch or not, with a few sparse small, pointed leaves. Atop the stem is usually one tubular flower. The upper lip is made up of two narrow, pointed lobes usually a shade of lavender, and the lower lip is the same color, with a central field of white and two prominent projections which may be colored yellow and dark purple. The lower lip has three lobes, each of which may have a tooth. The fruit is a capsule one to four centimeters long.
Downingia ornatissima is a species of flowering plant in the bellflower family known by the common name folded calicoflower. This showy wildflower is endemic to California, where it is a resident of vernal pools and other wet places in the Central Valley. This annual grows an erect, branching stem with usually one tubular flower at the top of each branch. The flower has an upper lip made up of two narrow, pointed lobes in shades of light purple, and a lower lip made up of three lobes fused into one surface, which is the same color as the upper lip and has a central field of white with two prominent yellow projections. The flower is similar to those of other downingias, except it is lightly crinkled, with the upper lobes often curled back and the edges of the lower lobes uneven. The dark blue anther just emerges from where it is tucked between the upper lobes.
Downingia pulchella is a species of flowering plant in the bellflower family known by the common names flatface calicoflower and valley calicoflower. This showy, annual wildflower is endemic to California, where it is a resident of vernal pools and other wet places in the central part of the state from the Tehachapi Mountains to the San Francisco Bay Area.
Ipomopsis tenuifolia is a species of flowering plant in the phlox family known by the common name slenderleaf skyrocket, or slenderleaf ipomopsis. It is native to Baja California with its range extending just into California and Arizona, where it is a plant of the deserts and chaparral. This is a perennial herb taking the form of a neat clump of slender, erect multibranched stems reaching a maximum height near 40 centimeters. The leaves are narrow to threadlike and occur all along the stem branches. The inflorescences appear at or near the tips of the branches and each holds one to seven bright scarlet flowers. Each flower is a tube 1 to 2 centimeters long opening into a flat or bell-shaped corolla with squared or toothed lobes. The five stamens and one style protrude far out of the mouth of the flower. The stamens have white to purple anthers and the style has three whitish stigmas.
Collinsia concolor is a species of flowering plant in the plantain family known by the common name Chinese houses.
Collinsia greenei is a species of flowering plant in the plantain family known by the common name Greene's blue-eyed Mary.
Collinsia multicolor is a species of flowering plant in the plantain family, known by the common names San Francisco blue eyed Mary and San Francisco collinsia. It is endemic to the San Francisco Bay Area, where it is known from San Francisco to Santa Cruz. As of 2008 there are 22 known occurrences. Populations south of Santa Cruz have been extirpated.
Lindernia dubia is a species of flowering plant known by the common names yellowseed false pimpernel and moist bank pimpernel. It is a member of the "new" plant family Linderniaceae, and it is sometimes treated as a member of the families Scrophulariaceae and Plantaginaceae. It is native to much of the Americas from Canada to Chile, and it can be found on other continents as an introduced species. It grows in wet habitat, such as riverbanks, pond margins, and meadows. It is an annual herb growing a mostly erect, branching stem to exceed 30 centimeters in height. The oppositely arranged leaves vary in size and shape, from lance-shaped to oval, toothed or not, and under one to over three centimeters long. Flowers emerge from upper leaf axils. Each has a calyx of five narrow, linear sepals. The tubular corolla is up to a centimeter long, white in color with a blue or purple tint, and lipped at the mouth, the lower lip with three rounded lobes. The fruit is a capsule containing yellow seeds.
Nemacladus interior is a species of flowering plant in the bellflower family known by the common name Sierra threadplant. It is native to the Sierra Nevada of California, and it is known from Oregon as well. It grows in mountain forest habitat. It is an annual herb producing a stiff upright purple-brown stem up to about 25 centimeters tall. Small toothed oval leaves 1 to 2 centimeters long occur at the base of the plant. The inflorescence is a zigzagging series of branches bearing occasional flowers on thin pedicels. There is a single tiny bract at the base of each pedicel. The flower is a few millimeters long. It has five triangular sepals and five corolla lobes, three lobes on the upper lip and two on the lower. The corolla is white to pale purple or pink with a thin red band and yellow spot at the base of each lobe.
Porterella is a monotypic genus of flowering plants in the bellflower family containing the single species Porterella carnosula, which is known by the common name fleshy porterella, or simply porterella.
Psorothamnus schottii is a species of flowering plant in the legume family known by the common name Schott's dalea. It is native to the Sonoran Deserts of northern Mexico and adjacent sections of Arizona and the Colorado Desert in California.
Triteleia clementina is a rare species of flowering plant known by the common name San Clemente Island triteleia. It is endemic to San Clemente Island, one of the Channel Islands of California, where it is known from about twenty occurrences. Its habitat includes moist, rocky, seaside grassland. It is a perennial herb growing from a corm. It produces two or three keeled, lance-shaped leaves up to 100 centimeters long by three wide. The inflorescence arises on an erect stem up to 90 centimeters tall and bears an umbel-like cluster of many flowers. Each flower is a funnel-shaped lavender or light blue bloom with six lobes measuring up to 1.5 centimeters long. There are six stamens with purple anthers.
Saltugilia is a genus of flowering plants in the phlox family, Polemoniaceae. They are known commonly as woodland gilias. There are four species. Two are endemic to California in the United States, and the distributions of the other two extend into Baja California in Mexico.
