noun
withered silver grass
Refers to dead, dried pampas grass (susuki) often seen in autumn fields. The term is literary and evocative, used in poetry and descriptive prose.
秋の野に枯れ尾花が風に揺れている。
Withered silver grass sways in the wind on the autumn field.
Refers to the living plant (Japanese pampas grass), while 枯れ尾花 specifically describes its dead, withered state.
Compound of 枯れ (kare, 'withered') + 尾花 (obana, 'pampas grass'). 尾花 is an older name for susuki, referring to its tail-like flower plumes.