Hackelia velutina is a species of flowering plant in the borage family known by the common name velvet stickseed.
Hastingsia alba is a species of flowering plant known by the common names white rushlily and white schoenolirion.
Lagophylla minor is a species of flowering plant in the family Asteraceae known by the common name lesser hareleaf. It is endemic to California, where it grows in the foothills surrounding the Sacramento Valley. It is a member of the plant communities growing on serpentine soils. This is an annual herb producing a thin, forking, purplish brown stem covered in small stiff hairs. The hairy leaves are 2 to 5 centimeters long and linear in shape, those on the lower stem toothed and those on the upper smooth-edged. The inflorescence bears flower heads with five bright yellow three-lobed ray florets, six yellow disc florets with black anthers, and phyllaries with long, soft hairs. The fruit is a glossy black achene two to three millimeters long.
Arctostaphylos rudis, with the common names Shagbark manzanita and Sand mesa manzanita, is a species of manzanita.
Astragalus inversus is a species of milkvetch known by the common name Susanville milkvetch.
Chorizanthe douglasii is a species of flowering plant in the buckwheat family known by the common names San Benito spineflower and Douglas' spineflower. It is endemic to California, where it grows in the mountains of the Southern California Coast Ranges, from the Santa Lucia Range east to the Gabilan Range.
Prosartes hookeri is a North American species of flowering plants in the lily family known by the common names drops of gold and Hooker's fairy bells.
Leptosiphon aureus is a species of flowering plant in the phlox family known by the common name golden linanthus.
Leptosiphon montanus is a species of flowering plant in the phlox family known by the common name mustang clover.
Penstemon anguineus is a species of penstemon known by the common name Siskiyou beardtongue. It is native to the mountains of Oregon and northern California, where it grows in coniferous forests, often in open areas left by logging operations. It is a perennial herb reaching up to about 90 centimeters in maximum height. The oppositely arranged leaves are lance-shaped to oval, the ones higher on the plant clasping the stem. The inflorescence produces several light blue or purple flowers between 1 and 2 centimeters long. The sepals and flowers are coated in glandular hairs. The inside of the flower has many long hairs and the staminode has a sparse hair coating.
Phlox dolichantha is a species of phlox known by the common name Big Bear Valley phlox. It is endemic to San Bernardino County, California, where it is limited to the area around Big Bear Lake in the San Bernardino Mountains. It grows in forests and the unique local pebble plain habitat. It occurs at elevations over 2000 meters. It is an erect, branching perennial herb growing up to 30 centimeters tall. The linear or narrowly lance-shaped leaves are 2 to 5 centimeters long and are oppositely arranged on the slender stems. The inflorescence is made up of one or more showy flowers at the tip of the stem. Each flower has a very slender tubular throat up to 5 centimeters long which can be white, pink, or lavender.
Physaria chambersii is a species of flowering plant in the family Brassicaceae known by the common name Chambers' twinpod. It is native to the southwestern United States, where it grows in desert woodland and plateau habitat. It is a perennial herb growing from a taproot and producing a clumpy rosette of stems up to 15 centimeters long, growing erect and falling over in fruit. The plant is covered in a silver-white coat of hairs. The leaves in the rosette are rounded to oval, up to 6 centimeters long by 2 wide, and smaller, spoon-shaped leaves are located along the stems. The inflorescence is a raceme of four-petalled golden yellow flowers. The fruit is an inflated pod which may be over a centimeter long. It is notched and divided into two chambers, each containing 4 seeds.
Rumex dentatus is a species of flowering plant in the knotweed family known by the common names toothed dock and Aegean dock. It is native to parts of Eurasia and North Africa, and it is widely known elsewhere as an introduced species. It grows in disturbed habitat, often in moist areas, such as lakeshores and the edges of cultivated fields. It is an annual or biennial herb producing a slender, erect stem up to 70 or 80 centimeters in maximum height. The leaves are lance-shaped to oval with slightly wavy edges, growing to a maximum length around 12 centimeters. The inflorescence is an interrupted series of clusters of flowers, with 10 to 20 flowers per cluster and each flower hanging on a pedicel. Each flower has usually six tepals, the 3 inner of which are edged with spinelike teeth and have tubercles at their centers.
Senecio californicus is a species of flowering plant in the aster family known by the common name California ragwort.
Sidalcea stipularis is a rare species of flowering plant in the mallow family, known by the common name Scadden Flat checkerbloom.
Silene serpentinicola is a rare species of flowering plant in the family Caryophyllaceae known by the common name serpentine Indian pink and serpentine catchfly.
Trifolium beckwithii is a species of clover known by the common name Beckwith's clover.
Trifolium bolanderi is a species of clover known by the common names Bolander's clover and parasol clover.
Vancouveria chrysantha is a species of flowering plant in the barberry family known by the common names golden inside-out flower and Siskiyou inside-out flower.
Toxicoscordion brevibracteatum is a species of flowering plant known by the common name desert deathcamas. It is native to Baja California, Sonora, and California, where it grows in sandy desert habitat among creosote and Joshua trees.
