Limnanthes alba is a species of flowering plant in the meadowfoam family known by the common name white meadowfoam. It is native to California and Oregon, where it grows in wet grassy habitat, such as vernal pools and moist spots in woodlands. It generally grows in poorly drained soils. It is an annual herb producing an erect or decumbent stem up to about 30 centimeters long. The leaves divided into several lobed or unlobed leaflets. The flower is cup-shaped with white petals 1 to 1.5 centimeters long.
Downingia yina is a distinctive, colorful wildflower known by the common name Cascade calico-flower. It bears small, easily recognizable flowers up to 1 centimeter in width. Each flower has three fused lower petals which are blue or violet with a central spot which is white with a yellow center. This pattern is attractive to pollinating insects and helps them navigate to the flower's center. The two upper blue petals may fold together to face each other, or stick straight out.
Allium crispum is a species of wild onion known by the common name crinkled onion. It is endemic to California, where it grows along the Central Coast in the Coast Ranges and in the Santa Monica Mountains, often in clays and serpentine soils. It is a perennial herb that is typically found in the foothill woodlands and valley grasslands of California.
Allium campanulatum is a species of wild onion known by the common name dusky onion or Sierra onion. This is a flowering plant native to the western United States from southeastern Washington and northern Oregon to southern California, and western Nevada. The dusky onion grows in foothills and mountains, especially in dry areas, such as chaparral habitats.
Damasonium californicum is a species of perennial wildflower in the water plantain family which is known by the common name fringed water-plantain, or star water-plantain.
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 bicornuta is a species of flowering plant in the bellflower family known by the common name doublehorn calicoflower and double-horned 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 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 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.
Downingia pusilla is a species of flowering plant in the bellflower family known by the common name dwarf calicoflower. This wildflower is found in two separate parts of the world, Chile and the US state of California. It grows in wet areas such as ditches and vernal pools. This annual is different from the other downingias in that its flowers are much smaller, reaching 4 millimeters in width at maximum. It grows erect stems with few pointed leaves. The tiny tubular flower is white or blue, with yellow spots near the mouth of the tube. The fruit is a capsule two or three centimeters long.
Epilobium minutum is a species of willowherb known by the common names little willowherb, chaparral willowherb and desert willowherb. It is also called "smallflower willowherb" in reference to its small size relatively. However that name, in particular the British English variant "small-flowered willowherb", typically refers to Epilobium parviflorum.
Gratiola ebracteata is a species of flowering plant known by the common name bractless hedgehyssop. It is native to western North America from British Columbia to Montana to California. It grows in mud. This is a small, hairless, glandular annual plant rarely exceeding 10 centimeters in height. It grows from the mud of wet habitats, producing an erect stem in shades of reddish green. There are a few small red-bordered green leaves along the stem. The inflorescence is an extension of the stem a few millimeters long and coated in hairlike glands. The centimeter-long flower is a sort of rectangular tube which is yellowish or off-white. The fruit is a spherical capsule a few millimeters wide.
The Loch Lomond Vernal Pool Ecological Reserve is a nature reserve of 8.22 acres (33,300 m2) in the community of Loch Lomond in Lake County, California. It is one of 119 ecological reserves managed by the California Department of Fish and Game (CDFG). The ecological reserve system was authorized by the state legislature in 1968 for the purpose of conservation and protection of rare plants, animals and habitats.
The Boggs Lake Ecological Reserve is a nature reserve in Lake County, California. The land area is about one quarter of a square mile and contains a large vernal pool as well as endangered plants such as the Boggs Lake hedge-hyssop.
Astragalus agrestis is a species of milkvetch known by the common names purple milkvetch, purple loco, and field milkvetch. It is native to much of western and northern North America from most of Canada to the southwestern United States, as well as eastern Asia. It grows in vernally moist areas such as meadows, and is often found in sagebrush.
Gratiola neglecta is a species of flowering plant known by the common name clammy hedgehyssop. It is native to much of North America, including most all of the United States and the southern half of Canada. It is generally found in moist to wet habitat. This is an unobtrusive annual herb producing a glandular stem up to about 30 centimeters tall. The lance-shaped to oval leaves are arranged oppositely about the stem. They are up to 5 centimeters long and sometimes toothed along the edges. The inflorescence is a raceme of nearly cylindrical tubular whitish flowers each about a centimeter long. At the base of each flower is a fringe of five pointed sepals. The fruit is a spherical capsule about half a centimeter wide.
Triteleia hyacinthina is a species of flowering plant known by the common names white brodiaea, white tripletlily, hyacinth brodiaea, and fool's onion. It is native to western North America from British Columbia to Idaho to central California. Its habitat includes grassland and vernally moist areas such as meadows and vernal pools. It is a perennial herb growing from a corm. It produces two or three basal leaves up to 40 centimeters (16 in) long by 2 centimeters (0.79 in) wide. The inflorescence arises on an erect stem up to 60 centimeters (24 in) tall and bears an umbel-like cluster of many flowers. Each flower is a funnel-shaped bloom borne on a pedicel up to 5 centimeters (2.0 in) long. The flower is white, often tinged purple along the tubular throat, with six green-veined tepals. There are six stamens with white, yellow, or occasionally blue anthers.
Gratiola amphiantha is a rare species of flowering plant known by the common names little amphianthus, pool sprite and snorkelwort. It was previously the only species in the monotypic genus Amphianthus, but it was moved to genus Gratiola after genetic analysis in 2008. It is native to the Piedmont region of the southeastern United States, with a center of distribution in Georgia. It occurs in Alabama and South Carolina as well. It is limited to granite outcrops, a high-biodiversity habitat type that is threatened by activities such as quarrying, off-road vehicles, and trash and debris dumping. It is a federally listed threatened species.
