Spiraea chamaedrifolia var. pilosa ("Aizushimotsuke")

Japanese name: アイヅシモツケ （会津下野）
Scientific name: Spiraea chamaedrifolia var. pilosa

[Overview]
A deciduous shrub 2 m tall, growing in the mountains.
The branches are ridged.
Young branches are tinged with reddish brown.
The leaves are simple and alternate, 3–6 cm long and 1.5–3.5 cm wide, ovate, with double teeth except at the base of the leaf.
In young leaves, soft hairs grow on both surfaces.
The petiole is 0.3–0.8 cm long.
Corymbs at the branch tips bear about 10–20 white 5-petaled flowers.
There are 20 stamens, longer than the petals.
The fruit is a follicle.

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