Berberis thomsoniana C.K.Schneid., Bull. Herb. Boissier, sér. 2, 5: 454 (1905);
Central & E. Himalaya to S. Tibet and N. Myanmar: East Himalaya, Myanmar, Nepal, Tibet as per POWO;
Similar to Berberis aristata but stems yellowish and strongly grooved; Leaves 3-6 x 1.25-1.75cm, usually entire, sometimes spinose-toothed; racemes c 4cm, subumbellate above; outer sepals narrowly elliptic,c 5 x 2mm, carinate, inner obovate, 5-6 x 3-4mm; petals obovate, 4-5 x 3-4mm; berries ellipsoid, 8-10 x 5-6mm.
(Attributions: A.J.C. Grierson & D.G.Long. Flora of Bhutan. Published by RBGE.1984 from Bhutan Biodiversity Portal)
Habit : Wild
Difficult to confirm the ID with these images, looks close to B. thomsoniana.