Bermuda grass
Cynodon dactylon (L.) Pers. [Poaceae]
Gyougishiba (ギョウギシバ, 行儀芝)
Life form: perennial grass
Distribution: cosmopolitan, including the whole of Japan
Habitat: dry baregrounds and grasslands
Varieties
subsp. nipponicus (Ohwi) T. Koyama (オオギョウギシバ)
Cynodon Rich.
Nine (or eight) species are recorded in the world, and the three species of them has Japanese common names.
C. aethiopicus W. D. Clayton et Harlan
C. barberi Rang. et Tad.
C. dactylon (L.) Pers. (ギョウギシバ)
C. incompletus Nees
C. nlemfuensis Vanderyst
C. parviglumis Ohwi
C. plectostachyus (K. Schum.) Pilg. (オニギョウギシバ)
C. radiatus Roth ex Roem. et Schult. (オギョウギシバ)
C. transvaalensis Burtt-Davy
Cynodon dactylon in Japan
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At Yodogawa Riverside Park, Osaka, on October 29 2011.