Aruncus dioicus subsp. triternatus (Wall. ex Maxim.) H.Hara, Fl. E. Himal. 2: 50 (1971) (syn: Aruncus sylvester var. triternatus Wall. ex Maxim.);
East Himalaya, Nepal, West Himalaya as per POWO;
Aruncus dioicus ssp triternatus from Valley
Yes …, the accepted name is Aruncus sylvester Kostel. ex Maxim. hope you get it in flower next time.
I wish you also clicked Astilbe rivularis, a very similar looking member from Saxifragaceae but usually about 1 m tall or so.
A tree from Rosaceae.
POWO gives it as an accepted name.
addition to images to Aruncus dioicus: 3 images.
please check the attached images of Aruncus dioicus, I’m not able to find crisp images of the same in efI.
Madhmaheshar Valley (UK)
Id- Sunit Singh
alt- 3400m asl.
It seems Astilbe rubra
I think appears close to images at
Looks different from