| Calamagrostis rubescens | |
|---|---|
 | |
| Calamagrostis rubescens near Peshastin, Chelan County Washington | |
Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Clade: | Commelinids |
| Order: | Poales |
| Family: | Poaceae |
| Subfamily: | Pooideae |
| Genus: | Calamagrostis |
| Species: | C. rubescens |
| Binomial name | |
| Calamagrostis rubescens | |
Calamagrostis rubescens is a species of grass known by the common name pinegrass.
It is native to western North America, including Canada from British Columbia to Manitoba and the United States from California to Colorado. [1] It can be found in several types of habitat, including forest and woodlands. [2]
It is a perennial bunchgrass growing erect to heights between 60 centimeters and one meter. The inflorescence is a dense bunch or open array of spikelets. Each spikelet is about half a centimeter long and has a bent or twisted awn about the same length.
This perennial grass grows mainly from creeping rhizomes. The leaves are mostly basal, narrow, and flat. The collar has conspicuous tufts of hair. The inflorescences is a narrow spike-like panicle usually less than 6" long. There is one floret per spikelet with several spikelets per branch. The awn on each floret is bent and twisted. Pinegrass is unusual in that it rarely flowers. It occurs in forest areas but only flowers under full sunlight in late June through August.
Calamagrostis purpurascens, is a perennial grass commonly known as purple reedgrass, purple pinegrass, or alpine reedgrass.
Calamagrostis epigejos, common names wood small-reed or bushgrass, is a species of grass in the family Poaceae which is native to Eurasia and Africa. It is found from average moisture locales to salt marsh and wet habitats.
Stipa speciosa (syn. Achnatherum speciosum is a species of grass known by the common name desert needlegrass. It is native to much of the south-western United States from California to Colorado, where it grows in dry areas, especially sagebrush habitat. It is also known from Mexico and parts of South America.
Calamagrostis canadensis is a species of grass, having three or more varieties, in the family Poaceae. It is known variously by the common names of bluejoint, bluejoint reedgrass, marsh reedgrass, Canadian reedgrass, meadow pinegrass, Canada bluejoint and marsh pinegrass.
Bothriochloa barbinodis is a species of grass known by the common name cane bluestem. It is native to the Americas, including most of South and Central America, Mexico, and the southernmost continental United States from California to Florida.
Bromus vulgaris is a species of brome grass known by the common name Columbia brome.
Calamagrostis bolanderi is a species of grass known by the common name Bolander's reedgrass. It is endemic to northern California, where it grows in moist coastal habitat such as temperate coniferous forest, wet meadows and bogs, and coastal scrub.
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.
Melica aristata is a species of grass known by the common names awned melic and bearded melicgrass.
Ptilagrostis kingii is a species of grass known by the common names Sierra false needlegrass and King's ricegrass. It is endemic to the high mountains of the Sierra Nevada of California, where it grows in meadows and near streams in subalpine and alpine climates.
Vulpia microstachys is a species of grass known by the common names small fescue and small sixweeks grass. It is native to western North America from British Columbia to Colorado and New Mexico to Baja California, where it grows in many types of open habitat, including grasslands. It is dominant on some grasslands of California, and it was probably an abundant native grass before the habitat was altered by invasive non-native grasses. It occurs on serpentine soils with associates such as serpentine reedgrass. It is also known from parts of South America. It is an annual grass producing one stem or a clump of several stems growing up to 75 centimeters tall. The inflorescence has several open branches bearing clusters of purple-tinged spikelets. The spikelet has one to six flowers. The grass is usually cleistogamous, its flowers fertilizing themselves.
Piptochaetium avenaceum, commonly called black oat grass, blackseed needle grass or blackseed speargrass, is a species of perennial bunchgrass native to eastern North America. It is a member of the grass family Poaceae.
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.
Danthonia compressa is a species of grass known by the common names mountain oatgrass, flattened oatgrass, and slender oatgrass.
Danthonia spicata is a species of grass known by the common name poverty oatgrass, or simply poverty grass. It is native to North America, where it is widespread and common in many areas. The species is distributed across much of Canada and the United States, and its distribution extends into northern Mexico.
Leymus innovatus is a species of grass known as downy ryegrass, boreal wildrye, hairy wildrye, fuzzyspike wildrye, northern wildrye, and northwestern wildrye. It is native to northern North America from Alaska to eastern Canada and south to Colorado.
Calamagrostis villosa is a species of flowering plant from the family Poaceae which is native to Europe.
Rytidosperma bipartitum, the leafy wallaby grass, is a perennial species of grass found in south eastern Australia. Usually found on the heavier clay or on loamy soils in open eucalyptus woodland. The habit is somewhat variable, erect and densely tufted. The grass may grow up to 0.7 m tall.
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.
Media related to Calamagrostis rubescens at Wikimedia Commons