noun
mountain hydrangea; tea-of-heaven
A species of hydrangea native to Japan, Hydrangea macrophylla subsp. serrata. Often written in kana. Related to 沢紫陽花 (さわあじさい).
See also: 沢紫陽花 (さわあじさい)
ヤマアジサイは山地の湿った場所に自生する。
Mountain hydrangeas grow wild in moist mountainous areas.
庭にヤマアジサイを植えた。
I planted a mountain hydrangea in my garden.
A related hydrangea species; Cross-referenced with it.
Compound of 山 (yama, 'mountain') and 紫陽花 (ajisai, 'hydrangea'). The exact origin of 紫陽花 is uncertain, but it is a jukujikun reading for the plant.