noun
wild giant butterbur
Refers to a wild variety of butterbur (Petasites japonicus), often found in mountainous areas. The cross-reference to 蕗 (ふき) indicates it is a type of butterbur.
See also: 蕗
山蕗は、春になると山間部でよく見られる。
Wild giant butterbur is often seen in mountainous areas in spring.
noun
Refers to the plant Farfugium japonicum, also known as 石蕗 (つわぶき). This sense is distinct from the butterbur meaning and is a different species.
See also: 石蕗
山蕗は、石蕗と同じくキク科の植物だ。
Japanese silverleaf, like 石蕗, is a plant in the Asteraceae family.