rye brome
Bromus secalinus L.
Description from Invasive.org
- Appearance
- Bromus secalinus is an annual grass that can grow from 17.7-39.4 in (45-100 cm) tall. It is native to Africa, temperate Asia, and parts of Europe. It has been introduced to Australia, North America, Hawaii, and South America.
- Foliage
- The erect central culm is unbranched with 4-8 leaves alternate along the its length. The medium green leaf blades are about 0.3 in (7 mm) across and 9 in (23 cm) long.
- Flowers
- The flower is an open panicle of spikelets up to 7 in (18 cm) long and 4 in (10 cm) across. The branches of the panicle are either bilateral or droop to one side and are organized along the central axis.
- Fruit
- The seeds are large grains that are linear-oblongoid in shape.
- Ecological Threat
- B. secalinus is seen invading disturbed areas such as dry prairies, limestone glades, disturbed grassy meadows, vacant lots, abandoned fields, cropland, areas along railroads, and waste areas. It is weedy and aggressive.
Selected Images from Invasive.org
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