Astilbe thunbergii var. kiusiana("Terihaakashoma")
Japanese name: テリハアカショウマ(照葉赤升麻) Scientific name:Astilbe thunbergii var. kiusiana
[Overview]
A perennial 40–80 cm tall, found at woodland edges and in bright woodland in the mountains.
It has a rhizome.
There are basal leaves and stem leaves, both three times ternately compound.
The leaflets are elliptic to narrowly ovate, 4–10 cm long and 2–4.5 cm wide, with a glossy upper surface and irregular double serrations on the margins.
The flower stalk is often tinged with red at the base and bears a compound raceme at its tip.
Several branches at the base of the inflorescence grow remarkably long, while the upper part is almost unbranched.
The flowers are white, often tinged with pale pink, with 5 petals; the petals are spoon-shaped, 3 mm long, and longer than the stamens.
The fruit is a capsule 2–3 mm long.