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Bromus hordeaceus
''Bromus hordeaceus'', soft brome, is an annual or biennial species of grass in the true grass family (Poaceae). It is also known in North America as bull grass, soft cheat, and soft chess.
It is the most common species of ''Bromus'' in Britain, where it can be found on roadsides, waste ground, meadows, and cultivated land. It is found throughout Europe and western Asia, and was introduced into North and South America and Australia.
Synonyms of the species name include ''Bromus mollis'' and ''B. thominii''.〔Hubbard, C. E. ''Grasses''. Penguin Books. 1978.〕
==Description==
The plant is hairy all over. It can grow between 10 and 100 cm high, sometimes in tufts, sometimes singly. The culms have between 2 and 5 nodes. The leaves are grey-green. The ligules are 2.5 mm high and flat but toothed. The panicles are up to 16 cm long and grey-green to purple. The spikelets have awns. It flowers from May until July.
抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』
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