Amur silvergrass; Miscanthus sacchariflorus
A tall perennial grass native to East Asia, often found in wetlands. The plant is known for its silvery plumes in autumn.
In autumn, the plumes of Amur silvergrass shine silver along the riverbank.
葦 (あし/よし) is the common reed that grows in wet marshes and riverbanks, while 荻 (おぎ) is a similar tall grass with broader leaves and a fluffier, silvery plume that grows in slightly drier fields, and the two are often mixed up at a glance.
Standard kanji spelling for this plant name.
Kana spelling is common in everyday writing, especially when the kanji is not well-known.
Katakana spelling is sometimes used in botanical contexts or for emphasis.
The origin of the word おぎ is uncertain. It is a native Japanese word for this plant, and the kanji 荻 is conventionally used to represent it.