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Shrub; young shoots glabrous. Leaves in whorls of up to three, at the ends of the branches, 2.5-3 x 1.5-1.7 cm, apex acute, lower surface with lamina glabrous, veins and midrib with brown hairs, especially towards base. Pedicels densely and stiffly brownish-pubescent. Flowers solitary, appearing before the leaves; calyx minute; corolla deep magenta, upper lobe with darker flecks, open-campanulate, c.25 mm; stamens 10; ovary densely covered with brownish bristles, style glabrous. Royal Horticultural Society (1997)
Distribution Japan S Kyushu
Habitat 600-1,000 m
RHS Hardiness Rating H6
Closely allied to R. nudipes but differing in the less hairy leaf under surfaces and in the densely pubescent pedicels. Royal Horticultural Society (1997)