Calamagrostis is a genus of flowering plants in the grass family Poaceae, with about 260 species that occur mainly in temperate regions of the globe. Towards equatorial latitudes, species of Calamagrostis generally occur at higher elevations. These tufted perennials usually have hairless narrow leaves. The ligules are usually blunt. The inflorescence forms a panicle. Some may be reed-like.
Glyceria leptostachya is a species of mannagrass known by the common names davy mannagrass and narrow mannagrass.
Achnatherum diegoense is a species of grass known by the common name San Diego needlegrass. It is native to southern California, where it is known from San Diego and Ventura Counties and the Channel Islands, and Baja California.
Astragalus bolanderi is a species of milkvetch known by the common name Bolander's milkvetch. It is native to western Nevada and parts of the Sierra Nevada in California. It grows in dry, rocky habitat on mountain and plateau.
Bromus laevipes is a species of brome grass known by the common name Chinook brome.
Calamagrostis breweri is a species of grass known by the common name shorthair reedgrass.
Calamagrostis foliosa is a species of grass known by the common name leafy reedgrass. It is endemic to northern California, where it grows in the forests and scrub on the coastline.
Calamagrostis koelerioides, the fire reedgrass, dense-pine reedgrass, or the pineland reed grass, is a species of grass in the family Poaceae native to western North America. It ranges from western Wyoming to Washington state, south to Mexico. It is found in many habitat types, including mountain meadows, chaparral, pine and spruce forests, and on slopes, dry hills, and ridges.
Calamagrostis ophitidis, the serpentine reedgrass, is a species of bunch grass in the family Poaceae.
Calamagrostis rubescens is a species of grass known by the common name pinegrass.
Agrostis elliottiana is a species of grass known by the common name Elliott's bent grass.
Agrostis oregonensis is a species of grass known by the common name Oregon bent grass. It is native to western North America from Alaska to California to Wyoming, where it grows in several habitat types.
Cinna bolanderi is a species of grass known by the common names Bolander's woodreed and Sierran woodreed. It is endemic to the Sierra Nevada of California, where it grows in meadows and forest, especially in moist areas. It can reach two meters in height and has a spreading inflorescence of spikelets. It blooms in late summer and fall.
Danthonia unispicata is a species of grass known by the common name onespike oatgrass, or onespike danthonia.
Elymus sierrae is a species of wild rye known by the common name Sierra wild rye. It is endemic to the High Sierra Nevada in California and far western Nevada, where it grows in coniferous forest and other mountain habitat generally above 2,200 metres (7,200 ft) in elevation.
Calamagrostis montanensis is a species of grass known by the common names plains reedgrass and prairie reedgrass. It is native to North America, where it is found across Canada from British Columbia to Manitoba and south to Colorado in the United States.
Calamagrostis pseudophragmites is a species of grass in the genus Calamagrostis and the family Poaceae. It occurs along water, canals and rivers in Europe. It is a perennial species, blooming in June and July. The stem is smooth and less hairy than the other species in the genus. This grass species grows up to 1.2 meters high, the leaves are approximately 6 mm wide/broad, and roll in their edges/margin. The spikelets in the over-hanging panicle are coloured violet, and the lower bract has a needle on it. The sepals/bracts are longer than those of the spikelets.
Calamagrostis nardifolia is a species of grass native to the southern Andes.
Calamagrostis intermedia is a species of grass in the family Poaceae. It is native to South America, growing in high elevation grasslands and forest clearings. Its range extends from Colombia to Argentina.
Calamagrostis tweedyi, the Cascade reedgrass or Tweedy's reedgrass, is a perennial in the grass family. It is native to the Pacific Northwest in the United States, in Washington, Oregon, Idaho, and Montana.
