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Shrub or small tree, 1-6 m; young growth scaly. Leaves 5-10 x 1.5-3 cm, narrowly elliptic, apex acute to rounded, upper surface scaly or not, glabrous, lower surface covered with dark to yellowish brown overlapping large flaky scales. Flowers 3-4, in a loose terminal inflorescence; calyx minute, usually not ciliate; corolla purple, zygomorphic, widely funnel-shaped, 25-30 mm, outer surface scaly; stamens 10; ovary scaly, pubescent at apex, impressed below the declinate, glabrous style. Flowering April-June. Royal Horticultural Society (1997)
Distribution China W Sichuan
Habitat 2,000-3,000 m
RHS Hardiness Rating H5
Conservation status Least concern (LC)
This is a distinctive species. Royal Horticultural Society (1997)