Primula umbratilis Balf.f. & R.E.Cooper var. alba H.R.Fletcher
isotype of Primula umbratilis Balf.f. & R.E.Cooper var. alba H.R.Fletcher
Collector/Expedition: Ludlow, F. & Sherriff, G.
Collection date: 05 July 1937
Country of origin: Bhutan
Collecting locality: Rinchen Chu (Omta Tso) Central Bhutan
Habitat: Growing only on almost inaccessible cliffs. On small ledges in the open, not overhanging ledges
Description: Corolla pure white, tube creamy white. Calyx on top is dull blue green, or green and green below. Scape, petioles & upper surface of leaves hairy. Very sweet scent. Usually about seven flowered but up to 10 or 12. Roots dark red.
Herbarium region: 5D (Bhutan, Sikkim & Darjeeling)