garden cosmos; Mexican aster
Refers specifically to Cosmos bipinnatus, a common garden flower. Often called コスモス in everyday speech; 秋桜 is a poetic or literary name.
See also: コスモス
秋桜が風に揺れている。
The cosmos flowers are swaying in the wind.
The common katakana name for cosmos flowers; 秋桜 is a less common kanji alternative with a more literary feel.
Standard kanji spelling for this flower name.
Katakana spelling, often used in botanical or decorative contexts.
Compound of 秋 (aki, 'autumn') and 桜 (sakura, 'cherry blossom'), likely coined for the flower's resemblance to cherry blossoms and its autumn blooming season. The exact origin is uncertain.