Bromus sterilis

Barren brome
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Monocots
(unranked): Commelinids
Order: Poales
Family: Poaceae
Genus: Bromus
Species: B. sterilis
Binomial name
Bromus sterilis
L. [1][2]
Synonyms [1][2][3][4]

Bromus sterilis is an annual or biennial species of bromegrass known as barren brome, poverty brome, and sterile brome.

Range

It can be found between sea level and 365 metres, along roadsides, hedge bottoms, and is a common weed of waste ground and gardens.

This grass is native to:

Identification

This is an annual or biennial grass ranging from about 20 to 90 centimeters in maximum height. It has a small leaf blade and its inflorescence is spreading, with the lower parts drooping more than the upper. The spikelet is up to 3 centimeters long.

The leaves are rough and hairy, green to purplish in colour. The ligule is pointed,toothed, 2 to 4 mm long.[5]

Ligule is pointed

The panicles are loose, open and nodding. The spikelets are 4 to 6 cm long, with awns, producing 4 to 10 flowers.[6]

Invasive plant species

It is well known in many parts of the world where it has an introduced species. It is a noxious weed on the eastern and western sides of North America, an Invasive species in California.

References

  1. 1 2  Species was first described and published in Species Plantarum 1: 77. 1753. "Plant Name Details for Bromus sterilis". IPNI. Retrieved August 9, 2010. basionym of: Zerna sterilis
  2. 1 2 3 GRIN (May 29, 2007). "Bromus sterilis information from NPGS/GRIN". Taxonomy for Plants. National Germplasm Resources Laboratory, Beltsville, Maryland: USDA, ARS, National Genetic Resources Program. Retrieved August 9, 2010. Synonyms: Anisantha sterilis
  3.  Anisantha sterilis was published in Trudy Sredne-Aziatskogo Gosudarstvennogo Universiteta. Serija 8b. Botanika. Acta Universitatis Asiae Mediae. Botanica, Ser. 8b, Bot. 17:20. 1934. Tashkent. GRIN (May 29, 2007). "Anisantha sterilis information from NPGS/GRIN". Taxonomy for Plants. National Germplasm Resources Laboratory, Beltsville, Maryland: USDA, ARS, National Genetic Resources Program. Retrieved August 9, 2010.
  4.  Zerna sterilis was published in Denkschriften der Koniglich Akademie der Wissenschaften zu München, 4: 297. 1814. Munich. "Plant Name Details for Zerna sterilis". IPNI. Retrieved August 9, 2010. Remarks: Specific epithet not associated with genus name.
  5. BSBI Description retrieved 10 December 2010.
  6. Grasses by C E Hubbard, 1978, published by Penguin books
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