Schismus arabicus is a species of grass

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 name Arabian schismus. It is native to southwestern Asia, and it is also known as an introduced species

Introduced species

An introduced species — or neozoon, alien, exotic, non-indigenous, or non-native species, or simply an introduction, is a species living outside its indigenous or native distributional range, and has arrived in an ecosystem or plant community by human activity, either deliberate or accidental...

 in the southwestern United States. It grows in many types of habitat, including disturbed areas. It is an annual grass with stems growing up to 16 centimeters long and lined with threadlike leaves. The short 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...

bears spikelets under a centimeter long.

External links

• Jepson Manual Treatment
• USDA Plants Profile
• Grass Manual Treatment
• Photo gallery