Needle Grama
Bouteloua aristidoides
Fluff Grass
Erioneuron pulchellum
Annual grass appearing in late spring or after summer rains begin. Narrow spikelets arranged along one side of rachis. Common across the Sonoran Desert. This photo is hosted at Wikimedia where there are additional images of Grass species. Detailed Description
Perennial bunch grass normally less than 10 cm tall. Spiny around base. Common. Blooming in spring and then again after summer rains begin. Detailed Description
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Arabian Schismus
Schismus arabicus
Mediterranean Grass
Schismus barbatus
Annual grass of spring growing mostly as a weed near agricultural concerns. Introduced. Requires magnification to distinguish from more common Mediterranean Grass. Detailed Description
Annual spring grass - common to abundant on vacant urban lots, roadsides, rocky slopes and desert flats through much of the Sonoran Desert. An invasive exotic weed from Eurasia that contributes to fire hazards when it dries out after spring. This photo is hosted at Wikimedia. Detailed Description
