ヤマブキソウ

Meanings

Chelidonium japonicum; Japanese celandine

usually written using kana alone

A species of poppy native to Japan, with yellow flowers resembling those of the Japanese kerria (山吹). The name literally means 'mountain kerria plant'.

春はるになると、山やま道みちでヤマブキソウが咲さいているのを見みかけます。
In spring, you can see Japanese celandine blooming along mountain paths.