Calamagrostis ophitidis
Encyclopedia
Calamagrostis ophitidis, serpentine reedgrass, is a species of bunch grass in the Poaceae
family.
It is endemic to California
, where it grows in the serpentine soil
s of the mountain slopes north of the San Francisco Bay Area
.
It is a perennial grass forming clumps reaching heights between 60 centimeters and three feet/one meter. The inflorescence
is a dense, thinly bushy array of rough, pale-colored spikelets.
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...
family.
It is endemic to 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 in the serpentine soil
Serpentine soil
A serpentine soil is derived from ultramafic rocks, in particular serpentinite, a rock formed by the hydration and metamorphic transformation of ultramafic rock from the Earth's mantle....
s of the mountain slopes north of the San Francisco Bay Area
San Francisco Bay Area
The San Francisco Bay Area, commonly known as the Bay Area, is a populated region that surrounds the San Francisco and San Pablo estuaries in Northern California. The region encompasses metropolitan areas of San Francisco, Oakland, and San Jose, along with smaller urban and rural areas...
.
It is a perennial grass forming clumps reaching heights between 60 centimeters and three feet/one meter. 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 dense, thinly bushy array of rough, pale-colored spikelets.