Campanula latifolia, the giant bellflower, is a species of bellflower in the family Campanulaceae. It is also known as the large campanula and the wide-leaved bellflower. It is native to Europe and western Asia and is widely grown as an ornamental plant.
Githopsis diffusa is a species of flowering plant in the bellflower family known by the common name San Gabriel bluecup.
Horkelia tularensis is a species of flowering plant in the rose family known by the common name Kern Plateau horkelia. It is endemic to Tulare County, California, where it is known from about ten occurrences in the High Sierra Nevada. It grows in rocky, exposed areas. This is a mat-forming perennial herb producing clumps of short, erect leaves and stems. The leaves are up to about 10 centimeters long and are made up of small closely packed leaflets. The foliage is covered in hairs that give the plant a light gray-green color. Stems grow to about 20 centimeters in maximum height and hold inflorescences of several flowers each. The flower has pointed green sepals up to half a centimeter long and shorter, narrow white petals.
Astragalus gibbsii is a species of milkvetch known by the common name Gibbs's milkvetch. It is native to eastern California, the north-central Sierra Nevada, and western Nevada, where it grows in the pine forest habitat of the mountains and the sagebrush of the plateaus.
Astragalus inversus is a species of milkvetch known by the common name Susanville milkvetch.
Campanula angustiflora is a species of bellflower known by the common name Eastwood's bellflower. It is endemic to California, where it grows in the serpentine soils of the hills and mountains surrounding the San Francisco Bay Area. It is a flower of the chaparral plant community. This is a hairy annual herb producing a thin, branching stem up to 20 centimeters tall. The leaves are leathery in texture and oval in shape, measuring between 0.5 and 1 centimeter in length, with a few teeth along the edges. The bell-shaped flower is pale blue or white and just a few millimeters long. The fruit is a ribbed, spherical capsule.
Campanula californica is a species of bellflower known by the common names swamp bellflower and swamp harebell. It is endemic to California, where it grows along the coastline between Marin and Mendocino Counties. It is found mainly in wet areas such as bogs, marshes, and wet forest floors. This is a hairy rhizomatous perennial herb producing a thin, creeping stem 10 to 30 centimeters long. The thin, rippled leaves are oval in shape and between 1 and 2 centimeters long. The bell-shaped flower is pale blue with curving petals up to 1.5 centimeters long. The fruit is a ribbed, spherical capsule.
Campanula griffinii is a species of bellflower known by the common name Griffin's bellflower. It is endemic to California, where it grows in the North and Central Coast Ranges in chaparral habitat on serpentine soils. This is an annual herb producing a thin, erect stem up to 20 centimeters tall. The leathery leaves are linear in shape, toothed along the edges, and less than a centimeter long. The stem and foliage are sometimes reddish in color and may have stiff hairs. The small, cylindrical flower is pale blue to white and less than 4 millimeters long. The fruit is an oblong, ribbed capsule.
Campanula shetleri is a rare species of bellflower known by the common name Castle Crags bellflower. The plant is named for Castle Crags, a mountain formation in its limited native range, within the Shasta-Trinity National Forest.
Campanula wilkinsiana is a rare species of bellflower known by the common name Wilkins' bellflower. It is endemic to California, where it is known fewer than twenty scattered occurrences in the Klamath Mountains and Cascade Range, and possibly the northern peaks of the High Sierra. It grows in temperate coniferous forest and mountain meadows. This is a perennial herb growing from a slender rhizome and producing an erect or leaning stem up to about 30 centimeters long. The plant is known to form dense colonies of many individuals. The thin, toothed leaves are between 1 and 2 centimeters long. The flower is bright blue to deep purple, funnel-shaped, and just over a centimeter long. The stigma is blue and protrudes from the mouth of the bloom.
Carex diandra is a species of sedge known by the common names lesser tussock-sedge and lesser panicled sedge.
Carex haydeniana is a species of sedge known by the common name cloud sedge.
Carex illota is a species of sedge known by the common name sheep sedge. It is native to western North America, where it grows in wet places such as marshes and mountain meadows, from New Mexico and California north to Western Canada.
Epilobium clavatum is a species of flowering plant in the evening primrose family known by the common names talus willowherb and clavatefruit willowherb. It is native to western North America from Alaska to northern California to Colorado, where it grows in rocky high mountain habitat such as talus. It is a clumping perennial herb forming bristly mounds up to about 20 centimeters high and spreading outward via tough stolons. The oval-shaped leaves are 1 to 3 centimeters long. The inflorescence is an erect raceme of flowers, each with four small pink petals. The fruit is a capsule up to 4 centimeters long.
Epilobium siskiyouense is a rare species of flowering plant in the evening primrose family known by the common names Siskiyou willowherb and Siskiyou fireweed.
Boechera breweri is a species of flowering plant in the mustard family known by the common name Brewer's rockcress.
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.
Campanula alliariifolia is a species of bellflower. It is native to the Caucasus and Turkey and it is grown as an ornamental plant. Common names include Cornish bellflower.
Campanula piperi is a species of flowering plant in the bellflower family, Campanulaceae. It is native to the Olympic Mountains on the Olympic Peninsula in the U.S. state of Washington. It has also been noted on Vancouver Island, British Columbia.
Trematolobelia singularis, the lavaslope false lobelia, is a rare species of flowering plant in the bellflower family. It is endemic to Hawaii, where it is known only from the Koʻolau Range on the island of Oahu. It is threatened by the degradation of its habitat. It is a federally listed endangered species of the United States.
