Bromus arizonicus
Encyclopedia
Bromus arizonicus is a species of brome grass
known by the common name Arizona brome.
It is native to the Southwestern United States
, California
, and Baja California
, where it grows in many types of grassy valley and desert habitat. It is an annual grass growing 40 to 90 centimeters tall with an open, branching inflorescence
. The spikelets are flat and hairy and have awns up to 1.5 centimeters long.
Bromus
Bromus is a large genus of the grass family . Estimates in the scientific literature of the number of species have ranged from 100 to 400, but plant taxonomists currently recognize around 160–170 species...
known by the common name Arizona brome.
It is native to the Southwestern United States
Southwestern United States
The Southwestern United States is a region defined in different ways by different sources. Broad definitions include nearly a quarter of the United States, including Arizona, California, Colorado, Nevada, New Mexico, Oklahoma, Texas and Utah...
, 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...
, and Baja California
Baja California
Baja California officially Estado Libre y Soberano de Baja California is one of the 31 states which, with the Federal District, comprise the 32 Federal Entities of Mexico. It is both the northernmost and westernmost state of Mexico. Before becoming a state in 1953, the area was known as the North...
, where it grows in many types of grassy valley and desert habitat. It is an annual grass growing 40 to 90 centimeters tall with an open, branching 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...
. The spikelets are flat and hairy and have awns up to 1.5 centimeters long.