イブキトラノオ

noun

common bistort; Persicaria bistorta

A perennial herbaceous plant native to Japan, often found in mountainous regions. The name literally means 'Ibuki tiger's tail', referring to its flower spike.

• イブキトラノオは初しょ夏かにピンク色いろの花か穂すいをつける。

  Common bistort produces pink flower spikes in early summer.

• 伊い吹ぶき山やまでイブキトラノオの群ぐん落らくを見みつけた。

  I found a colony of common bistort on Mount Ibuki.