Actaea spicata var. acuminata (Wall. ex Royle) H.Hara, J. Jap. Bot. 51: 132 1976. (syn: Actaea acuminata Wall. ex Royle);
Afghanistan (Kunar / Nuristan), Pakistan (Kurram, Chitral, Swat, Hazara, Murree), Bhutan, SE-Tibet, Jammu & Kashmir (Poonch, Kashmir), Pakistani Kashmir (Azad Kashmir), India (Himachal Pradesh, Uttar Pradesh, Arunachal Pradesh), Sikkim, Nepal as per Catalogue of Life;
Common name: Himalayan Baneberry


Actaea spicata var acuminata (Ranunculaceae) from Uttarakhand: Sep. 2014_DSR_30 : 1 post by 1 author. Attachments (1).
Actaea spicata var acuminata (Ranunculaceae) photographed in subalpine forest of Jamundali area, Upper Nandakini valley (Chamoli) in Uttarakhand. 3100m altitude.

Actaea acuminata Wall. ex Royle fruiting stage photographed in upper Nandakini Valley (3000m) inside forest in Chamoli district of Uttarakhand.
The Plant List mentions it as Actaea spicata var. acuminata (Wall. exRoyle) H. Hara and Flora of India vol-1 as A. acuminata Wall. ex Royle.

Kalatope id al220511: Location Kalatope, Chamaba
Altitude 2300 mts
Habit herb
Habitat wild
Plant height 18 inches

Yes I also think this is Astilbe rivularis
These plants have quite large terminal panicle hence aesthetically appreciated.

To me looks different from other images at Astilbe rivularis

It appear as Actaea spicata, Ranunculaceae.