Juncus bufonius, known commonly as toad rush, is a widespread flowering plant species complex in the rush family Juncaceae.
Juncus capitatus is a species of rush known by the common names dwarf rush and leafybract dwarf rush. It is native to Europe, Asia and North Africa. It is also an introduced species in parts of North America such as California and the Gulf Coast. It grows in moist areas, such as wet sand, vernal pools, and ditches.
Juncus confusus is a species of rush known by the common name Colorado rush. It is native to western North America from British Columbia to northern California to Colorado, where it grows in coniferous forests and wet, grassy areas such as mountain meadows. It is a bunching rhizomatous perennial herb which grows to a maximum height between 30 and 50 centimeters. Its thready leaves grow from the base of the light green stems to about 15 centimeters long. The inflorescence atop the stem is an array of individual flowers and there is a long bract at the base which may be up to 8 centimeters in length. Each flower has long, pointed tepals with dark and light longitudinal stripes and membranous, translucent borders. There are six stamens. The fruit is a light to dark brown oval-shaped or rounded capsule.
Juncus drummondii is a species of rush known by the common name Drummond's rush. It is native to western North America from northern Canada and Alaska to New Mexico, where it grows in wet coniferous forest and alpine meadows and slopes. This is a perennial herb forming narrow, erect tufts to about 40 centimeters in maximum height. The leaves are basal and most have no real blades; instead they form a sheath around the stem a few centimeters long. The inflorescence is borne on the side of the stem toward the top. There is a long, cylindrical bract at the base which extends out past the flowers. Each flower is on a thin pedicel. The thick tepals are dark brown, sometimes with green striping and thin, transparent edges. There are six stamens with yellowish anthers, and red stigmas. The fruit is a capsule.
Juncus nevadensis is a species of rush known by the common name Sierra rush. It is native to much of western North America from British Columbia to New Mexico, where it grows in wet areas in many habitat types. This is a rhizomatous perennial herb which varies in appearance. Its thin, smooth stems reach a maximum height between 10 and 70 centimeters. The thin green leaves may be up to 30 centimeters long. The inflorescences generally contain a number of flowers, with each flower bearing dark to very light brown tepals, six stamens with large anthers, and very long stigmas. The fruit is a shiny chestnut brown capsule.
Juncus dubius is a species of rush known by the common name wrinkled rush. It is endemic to California, in the California Coast Ranges, Transverse Ranges, and southern Sierra Nevada. It is a common member of the flora in many wet areas, such as marshes and riverbanks.
Juncus torreyi is a species of rush known by the common name Torrey's rush. It is native to North America, where it is widespread. It can be found in many habitats across the southern half of Canada, coast to coast in the United States, and throughout northern Mexico. This is a perennial herb growing from rhizomes with associated tiny tubers. The smooth stems vary in maximum height from 30 centimeters to around a meter. The leaves are green to pink or red and up to 30 centimeters long. The inflorescences have many dense, rounded clusters of up to 100 flowers each. The flower has narrow, pointed greenish, tan, or reddish tepals and six stamens. The fruit is a pointed brown capsule.
Juncus xiphioides is a species of rush known by the common name irisleaf rush.
Juncus covillei is a species of rush known by the common name Coville's rush native to North America.
Juncus duranii is an uncommon species of rush known by the common name Duran's rush. It is endemic to southern California, where it is known only from the San Gabriel, San Bernardino, and San Jacinto Mountains.
Juncus kelloggii is a species of rush known by the common name Kellogg's dwarf rush.
Juncus nodosus is a species of rush known by the common name knotted rush. It is native to much of North America from northern Canada to central Mexico, where it grows in wet places from freshwater to salt marsh habitat. This is a rhizomatous perennial herb producing slender, smooth stems up to about 60 centimeters tall. The inflorescence is a series of spherical clusters of flowers. Each flower has green or brown pointed segments each a few millimeters long and tapering to a point.
Juncus saximontanus is a species of rush known by the common name Rocky Mountain rush. It is native to much of western North America from Alaska to central Mexico, where it grows in wet habitat, often in mountainous areas, such as bogs and moist meadows.
Juncus triformis is an uncommon species of rush known by the common names Yosemite dwarf rush and long-styled dwarf rush.
Lupinus stiversii is a species of lupine known by the common names harlequin annual lupine and harlequin lupine. The plant was named for Army physician Dr. Charles Austin Stivers, who first collected it in 1862 near Yosemite.
Ribes sericeum is a species of currant known by the common name Lucia gooseberry, or Santa Lucia gooseberry; its Latin epithet of sericeum means "of silk". It is endemic to California, where it is known only from the Santa Lucia Mountains along the Central Coast and an additional isolated population in Santa Barbara County.
Juncus digitatus is a rare species of rush known by the common name finger rush. It is endemic to Shasta County, California, where it is known from only two occurrences near Shingletown. It occurs in spring-moist habitat such as vernal pools in sunny locations in the foothills of the southernmost Cascade Range. The plant was first collected in 1991 and described to science as a new species in 2008.
Juncus acutiflorus, also called sharp-flowered rush, is a rush or a grassy plant of the genus Juncus. As the name suggests, the plant has notable sharp-looking flowers, flowering between July and September.
Juncus castaneus is a species of rush known by the common name chestnut rush. It has a circumboreal or circumpolar distribution, occurring throughout the northern latitudes of the Northern Hemisphere. It occurs in Europe, Asia, and North America. In North America it occurs from Alaska to Greenland, its distribution spanning Canada and extending south through the Rocky Mountains in the contiguous United States. It is widespread and common in the Canadian Arctic Archipelago.
Oreojuncus trifidus is a species of rush known by the common names highland rush and three-leaved rush. It is native to the Northern Hemisphere, where it is an arctic/montane species with an amphi-atlantic distribution.
