春はる虎とらの尾お

noun

Polygonum tenuicaule (species of knotweed)

A specific plant species; the name literally means 'spring tiger's tail'. Botanical term, rarely encountered outside specialist contexts.

• 春はる虎とらの尾おは山さん地ちの日ひ陰かげに生はえる多た年ねん草そうです。

  Polygonum tenuicaule is a perennial plant that grows in shady mountain areas.