Carduus nutans, with the common names musk thistle, nodding thistle, and nodding plumeless thistle, is a biennial plant in the daisy and sunflower family Asteraceae. It is native to regions of Europe and Asia.
Orchis militaris, the military orchid, is a species of orchid native to Europe. It is the type species of the genus Orchis.
Salvia pratensis, the meadow clary or meadow sage, is a species of flowering plant in the family Lamiaceae, native to Europe, western Asia and northern Africa. The Latin specific epithet pratensis means "of meadows", referring to its preferred habitat. It also grows in scrub edges and woodland borders.
Stachys sylvatica, commonly known as hedge woundwort, whitespot, or sometimes as hedge nettle, is a perennial herbaceous plant growing to 80 cm (31 in) tall in woodland and unmanaged grassland. In temperate zones of the northern hemisphere it flowers in July and August. The flowers are purple. The leaves, when crushed or bruised, give off an unpleasant fetid smell.
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 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 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.
Onopordum illyricum is a species of thistle known by the common name Illyrian thistle, or Illyrian cottonthistle. It is native to southwestern Europe, but has been introduced into Australia and California, where it has become a noxious weed.
Helianthus bolanderi is a species of sunflower known by the common names Bolander's sunflower and serpentine sunflower. It is native to California and Oregon, where it grows mainly in mountainous areas, often in serpentine soils. It has been found from southwestern Oregon as well as in northern and central California as far south as Santa Cruz County, with reports of a few isolated populations in southern California.
Kickxia elatine is a species of flowering plant in the family Plantaginaceae. It is native to Europe and Asia, but it is present on other continents as an introduced species, and sometimes a noxious weed.
Kickxia spuria is a species of flowering plant in the family Plantaginaceae known by several common names, including roundleaf cancerwort and round-leaved fluellen. It is native to Europe and Asia, but it is present on other continents as an introduced species, and sometimes a noxious weed. This is a low hairy herb with a creeping stem with many branches. It produces rounded, fuzzy leaves at wide intervals along the stem, and solitary snapdragon-like flowers. Each flower is up to 1.5 centimeters long with a narrow, pointed spur extending from the back. The lobes of the mouth are yellow, white, and deep purple, and the whole flower is fuzzy to hairy. The fruit is a spherical capsule about 4 millimeters long. This species is similar to its relative, Kickxia elatine, but for the shape of its leaves, and the hairy flower stalk, which is bare with Kickxia elatine.
Linaria maroccana is a species of flowering plant in the plantain family known by the common names Moroccan toadflax and annual toadflax. It is native to Morocco, but it can be found elsewhere growing wild as an introduced species, such as California. It is a readily available ornamental plant for the flower garden. This is an annual herb growing erect to approach a maximum height of 50 cm (20 in), its stem with linear leaves 2–4 cm (0.8–1.6 in) long. The inflorescence is a raceme of flowers occupying the top of the stem. At the base of each flower is a calyx with five narrow, pointed lobes. The flower is 2–4 cm (0.8–1.6 in) long with five lobes arranged into two lips with a spur at the end. The flower is often purple in color with white near the throat, but flowers of many different colors are bred for the garden. Dwarf cultivars are also available.
Phacelia linearis, the linear-leaved phacelia or threadleaf phacelia, is a species of phacelia. It is native to western North America from western Canada to Wyoming to northern California, where it grows in forest, woodland, open scrub, and other habitat. It prefers sandy soils.
Ribes marshallii is a North American species of currant known by the common names Hupa gooseberry and Marshall's gooseberry. It is endemic to the Klamath Mountains of southern Oregon and northern California.
Senecio elegans is a species of flowering plant in the aster family known by the common names redpurple ragwort, purple groundsel, wild cineraria and purple ragwort.
Silene scouleri is a species of flowering plant in the family Caryophyllaceae known by the common names simple campion and Scouler's catchfly.
