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Shrub, to 2 m; young shoots scaly, stem swollen and tuber-like at base. Leaves 10-12.5 x 3-4 cm, narrowly elliptic, apex acuminate, margin not strongly ciliate, upper surface with midrib impressed, lower surface with distant golden scales. Flowers c.5, in a loose inflorescence, not scented; calyx lobes unequal, to 7 mm, ciliate; corolla white with a yellow blotch within, funnel-campanulate, 55-65 mm, outer surface sparsely scaly throughout, pubesent towards base; stamens 10; ovary densely scaly, style impressed, scaly below. Flowering April-May. Royal Horticultural Society (1997)
Habitat Only known in cultivation, possibly originating in Burma
RHS Hardiness Rating H1a
Characterized by the swollen stem base, this species remains somewhat obscure as the specimens now in cultivation (as described above) differ significantly from the type description. Royal Horticultural Society (1997)