Poa confinis
Encyclopedia
Poa confinis is a species of grass
known by the common names coastline bluegrass and beach bluegrass. It is native to the coastline of western North America from British Columbia
to northern California
, where it grows on beach
es, dune
s, and other coastal habitat.
s and stolon
s, reaching up to about 30 centimeters tall. The narrow leaves are firm to stiff and sometimes folded or rolled along the edges. The inflorescence
is a small, rough-haired, light brown cluster of spikelets. The plant is dioecious
, with male and female individuals producing different types of inflorescence, the types similar in appearance.
Poaceae
The Poaceae is a large and nearly ubiquitous family of flowering plants. Members of this family are commonly called grasses, although the term "grass" is also applied to plants that are not in the Poaceae lineage, including the rushes and sedges...
known by the common names coastline bluegrass and beach bluegrass. It is native to the coastline of western North America from British Columbia
British Columbia
British Columbia is the westernmost of Canada's provinces and is known for its natural beauty, as reflected in its Latin motto, Splendor sine occasu . Its name was chosen by Queen Victoria in 1858...
to northern California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...
, where it grows on beach
Beach
A beach is a geological landform along the shoreline of an ocean, sea, lake or river. It usually consists of loose particles which are often composed of rock, such as sand, gravel, shingle, pebbles or cobblestones...
es, dune
Dune
In physical geography, a dune is a hill of sand built by wind. Dunes occur in different forms and sizes, formed by interaction with the wind. Most kinds of dunes are longer on the windward side where the sand is pushed up the dune and have a shorter "slip face" in the lee of the wind...
s, and other coastal habitat.
Description
Poa confinis is a perennial grass growing in small tufts with rhizomeRhizome
In botany and dendrology, a rhizome is a characteristically horizontal stem of a plant that is usually found underground, often sending out roots and shoots from its nodes...
s and stolon
Stolon
In biology, stolons are horizontal connections between organisms. They may be part of the organism, or of its skeleton; typically, animal stolons are external skeletons.-In botany:...
s, reaching up to about 30 centimeters tall. The narrow leaves are firm to stiff and sometimes folded or rolled along the edges. The inflorescence
Inflorescence
An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Strictly, it is the part of the shoot of seed plants where flowers are formed and which is accordingly modified...
is a small, rough-haired, light brown cluster of spikelets. The plant is dioecious
Plant sexuality
Plant sexuality covers the wide variety of sexual reproduction systems found across the plant kingdom. This article describes morphological aspects of sexual reproduction of plants....
, with male and female individuals producing different types of inflorescence, the types similar in appearance.