Ivesia callida is a rare species of flowering plant, in the rose family, known by the common name Tahquitz mousetail. It is a small perennial herb which forms matted patches of hanging foliage on cliff faces. The leaves are strips of oval-shaped green leaflets. Each leaf is up to 7 centimeters long and has several pairs of hairy, glandular leaflets. The thin, green, hanging stems grow up to 15 centimeters long and bear an inflorescence of several flowers. Each flower has five hairy, pointed sepals and five round to oval white petals. The center of the flower contains twenty stamens with disc-shaped anthers and several pistils.
Horkelia cuneata is a species of flowering plant in the rose family known by the common name wedgeleaf horkelia. It is endemic to California, where it grows in coastal chaparral communities and sandy areas. This is a matting or clumping perennial herb producing erect green or red stems up to 70 centimeters tall. The fernlike green leaves are up to 30 centimeters long and are made up of toothed, oval-shaped leaflets each one or two centimeters long. The foliage and stems are often quite hairy. The inflorescence holds several flowers, each with narrow, pointed bractlets and wider, reflexed sepals. The sepals and five white petals may be tinted with bright pink. The center of the flower holds ten stamens and up to 60 small pistils.
Horkelia parryi is a species of flowering plant in the rose family known by the common name Parry's horkelia. It is endemic to California, where it grows in the chaparral of the Sierra Nevada foothills. This is a low, mat-forming perennial herb growing in unobtrusive green patches on the ground. The leaves are 5 to 10 centimeters long and are each made up of small, toothed, oval-shaped leaflets. The somewhat hairy green to reddish-green stems are 10 to 30 centimeters long and bear inflorescences of a few flowers each. The flower has minute bractlets under larger, pointed sepals and five white petals. The center of the flower contains a ring of stamens around a patch of up to 50 thready pistils.
Ivesia aperta is a species of flowering plant in the rose family known by the common name Sierra Valley mousetail.
Ivesia jaegeri, is an uncommon species of flowering plant in the rose family known by the common name Jaeger's mousetail, or Jaeger's ivesia.
Ivesia lycopodioides is a species of flowering plant in the rose family known by the common name clubmoss mousetail, or clubmoss ivesia. It is native to the Sierra Nevada and to regions east of the range in California. It may also be found beyond the state line into Nevada. This is a perennial herb which grows in the crevices of rock ledges in the mountains and in wet high-elevation meadows. It produces a rosette of flat to cylindrical leaves up to 15 centimeters long, each of which is made up of many tiny, lobed leaflets. The stems may grow erect or drooping to 30 centimeters long and each holds an inflorescence of clustered flowers. Each flower has hairy, greenish triangular sepals and much larger oval-shaped petals of bright yellow. In the center of the flower are usually five stamens and several pistils. There are three subspecies.
Ivesia muirii is a species of flowering plant in the rose family known by the common name granite mousetail. It is endemic to the High Sierra Nevada of California, where it grows on rocky slopes and cliffs.
Ivesia saxosa is a species of flowering plant in the rose family known by the common name rock mousetail, or rock ivesia. It is native to the mountains and deserts of central and southern California and northern Baja California, where it grows in cracks and crevices in rock faces and slopes. This is a clumpy perennial herb with hanging leaves and stems. Each leaf is a flat strip or cluster of rounded, lobed leaflets. The green to reddish stem is up to 30 centimeters long and bears an inflorescence of clustered flowers. Each flower is almost a centimeter wide and has hairy pointed sepals and smaller rounded to spoon-shaped yellow petals. In the center of the flower are up to 40 stamens and many pistils. The fruit is a tiny pale achene.
Ivesia sericoleuca is a species of flowering plant in the rose family known by the common name Plumas mousetail, or Plumas ivesia.
Ivesia webberi is a species of flowering plant in the rose family known by the common names wire mousetail and Webber's ivesia. It is native to the United States, where it occurs in the northernmost part of the Sierra Nevada and the adjacent Modoc Plateau in California, its range extending just into Nevada.
Astragalus albens is a species of milkvetch known by the common names Cushenbury milkvetch and silvery-white milkvetch.
Astragalus congdonii is a species of milkvetch known by the common name Congdon's milkvetch.
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 inyoensis is a species of milkvetch known by the common name Inyo milkvetch.
Astragalus layneae is a species of milkvetch known by the common name widow's milkvetch. It is native to the Mojave Desert and surrounding mountain ridges in California and Nevada.
Astragalus shevockii is a rare species of milkvetch known by the common names Little Kern milkvetch and Shevock's milkvetch. It is endemic to Tulare County, California, where it grows in the High Sierra, generally on granite-based soils in Jeffrey pine forests.
Ivesia baileyi is a species of flowering plant in the rose family known by the common name Bailey's ivesia.
Ivesia longibracteata is a rare species of flowering plant in the rose family known by the common names Castle Crags ivesia and longbract mousetail. It is endemic to Shasta County, California, where it is known only from Castle Crags. It grows in rocky granite habitat in the temperate coniferous forest.
Lupinus flavoculatus is a species of lupine known by the common name yelloweyes, or yellow-eyed lupine.,
Streptanthus fenestratus is an uncommon species of flowering plant in the mustard family known by the common name Tehipite Valley jewelflower.
Lysimachia iniki is a rare species of flowering plant in the family Primulaceae known by the common names Wailua River yellow loosestrife and Wailua River island-loosestrife. It is endemic to Hawaii, where there is only one known occurrence existing on the island of Kauai. The plant was federally listed as an endangered species of the United States in 2010.
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