Much-branched shrub, 0.3–1.5 m; young shoots and petioles densely covered with adpressed flattened rufous hairs. Leaves of one kind, 1–3.5 × 0.3–1 cm, lanceolate to elliptic, apex acute, both surfaces with scattered adpressed whitish to pale brown villose hairs, especially on the midrib. Pedicels covered with adpressed whitish hairs. Flowers 3–6 per inflorescence; calyx minute; corolla white, funnel-shaped, 7–9 mm; stamens 4–5; ovary densely covered with pale brown bristles, style glabrous. Flowering May. Royal Horticultural Society (1997)
Distribution Japan South Korea Russia Kamschatka
Habitat 700–1,800 m
RHS Hardiness Rating H6
Conservation status Least concern (LC)
Leaves 3-nerved, 2–3.5cm.
Both varieties of this distinctive species are cultivated.
Leaves 4–5-nerved, 1–2cm.
Distribution S Korea, Japan, Russia (Kamschatka).