Primula strumosa I. B. Balf. & R. E. Cooper, Notes Roy. Bot. Gard. Edinburgh 9: 201 (1916) (syn: Primula calderiana var. strumosa (Balf.f. & R.E.Cooper) S.K.Basak, Maiti & Hajra; Primula calderiana subsp. strumosa (Balf.f. & R.E.Cooper) A.J.Richards);
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Central & E. Himalaya to S. Tibet: East Himalaya, Nepal, Tibet as per POWO;
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Common name: Golden-Eyed Primrose
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Primula strumosa from Arunachal Pradesh: 2 images.
Primula strumosa from Tawang district, Arunachal Pradesh.
It hybridizes with Primula calderiana and produces flowers of various colors, seen in the background.
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Primula 6 – indiantreepix | Google Groups: 2 images.
Primula once again. Blue and white P. vulgaris, making a carpet, near Bumla pass- Indo- Tibetian Border (14000 ft.).
This may be Primula strumosa I. B. Balf. & R. E. Cooper as per images at Primula World.
But not sure as details are not clear.
possibly denticulata var alba
Agree photos are poor and colour rendition is uncertain. This is probably a mixed population of P. calderiana with subsp. calderiana and subsp. strumosa. It is populations like this which show that calderiana and strumosa are just colour forms of the same species.
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References:
POWO Catalogue of Life World Flora Online GBIF (High resolution specimens) BSI Flora of India Checklist Flora of China FOC illustration Annotated checklist of Flowering plants of Nepal Flowers of India Primula world Research gate