Shrub, usually dwarf, 0.6–2 m. Leaves 5.5–7.5 × 1.5–2(–3) cm, elliptic, lower surface covered with a dense felted, cinnamon to buff indumentum composed of rosulate hairs; petioles glabrescent. Flowers 3–7, in a tight truss; calyx 2–10 mm; corolla fleshy, pale rose to deep crimson, sometimes with faint flecks, 30–35 mm; ovary brown-tomentose and glandular, abruptly contracted into the glabrous style. Flowering April-May. Royal Horticultural Society (1997)
Distribution China SE Tibet, NW Yunnan
Habitat 3,650–4,250 m
RHS Hardiness Rating H5
Awards AM 1940 (L. de Rothschild, Exbury) as R. gymnocarpum; flowers deep rich crimson.
Conservation status Vulnerable (VU)
Taxonomic note Including R. gymnocarpum Balf.f. ex Tagg & R. perulatum BALF.F. & Forrest Royal Horticultural Society (1997)
See R. gymnocarpum on page 678. As mentioned, this species and R. microgynum are closely allied and have now been united.